diff options
216 files changed, 10316 insertions, 3785 deletions
diff --git a/Documentation/DocBook/media/v4l/compat.xml b/Documentation/DocBook/media/v4l/compat.xml index 91410b6e7e08..b68698f96e7f 100644 --- a/Documentation/DocBook/media/v4l/compat.xml +++ b/Documentation/DocBook/media/v4l/compat.xml @@ -2486,6 +2486,9 @@ ioctls.</para> <listitem> <para>Flash API. <xref linkend="flash-controls" /></para> </listitem> + <listitem> + <para>&VIDIOC-CREATE-BUFS; and &VIDIOC-PREPARE-BUF; ioctls.</para> + </listitem> </itemizedlist> </section> diff --git a/Documentation/DocBook/media/v4l/controls.xml b/Documentation/DocBook/media/v4l/controls.xml index 23fdf79f8cf3..3bc5ee8b2c74 100644 --- a/Documentation/DocBook/media/v4l/controls.xml +++ b/Documentation/DocBook/media/v4l/controls.xml @@ -232,8 +232,9 @@ control is deprecated. New drivers and applications should use the <entry>Enables a power line frequency filter to avoid flicker. Possible values for <constant>enum v4l2_power_line_frequency</constant> are: <constant>V4L2_CID_POWER_LINE_FREQUENCY_DISABLED</constant> (0), -<constant>V4L2_CID_POWER_LINE_FREQUENCY_50HZ</constant> (1) and -<constant>V4L2_CID_POWER_LINE_FREQUENCY_60HZ</constant> (2).</entry> +<constant>V4L2_CID_POWER_LINE_FREQUENCY_50HZ</constant> (1), +<constant>V4L2_CID_POWER_LINE_FREQUENCY_60HZ</constant> (2) and +<constant>V4L2_CID_POWER_LINE_FREQUENCY_AUTO</constant> (3).</entry> </row> <row> <entry><constant>V4L2_CID_HUE_AUTO</constant></entry> diff --git a/Documentation/DocBook/media/v4l/io.xml b/Documentation/DocBook/media/v4l/io.xml index c57d1ec6291c..3f47df1aa54a 100644 --- a/Documentation/DocBook/media/v4l/io.xml +++ b/Documentation/DocBook/media/v4l/io.xml @@ -927,6 +927,33 @@ ioctl is called.</entry> Applications set or clear this flag before calling the <constant>VIDIOC_QBUF</constant> ioctl.</entry> </row> + <row> + <entry><constant>V4L2_BUF_FLAG_PREPARED</constant></entry> + <entry>0x0400</entry> + <entry>The buffer has been prepared for I/O and can be queued by the +application. Drivers set or clear this flag when the +<link linkend="vidioc-querybuf">VIDIOC_QUERYBUF</link>, <link + linkend="vidioc-qbuf">VIDIOC_PREPARE_BUF</link>, <link + linkend="vidioc-qbuf">VIDIOC_QBUF</link> or <link + linkend="vidioc-qbuf">VIDIOC_DQBUF</link> ioctl is called.</entry> + </row> + <row> + <entry><constant>V4L2_BUF_FLAG_NO_CACHE_INVALIDATE</constant></entry> + <entry>0x0400</entry> + <entry>Caches do not have to be invalidated for this buffer. +Typically applications shall use this flag if the data captured in the buffer +is not going to be touched by the CPU, instead the buffer will, probably, be +passed on to a DMA-capable hardware unit for further processing or output. +</entry> + </row> + <row> + <entry><constant>V4L2_BUF_FLAG_NO_CACHE_CLEAN</constant></entry> + <entry>0x0800</entry> + <entry>Caches do not have to be cleaned for this buffer. +Typically applications shall use this flag for output buffers if the data +in this buffer has not been created by the CPU but by some DMA-capable unit, +in which case caches have not been used.</entry> + </row> </tbody> </tgroup> </table> diff --git a/Documentation/DocBook/media/v4l/v4l2.xml b/Documentation/DocBook/media/v4l/v4l2.xml index 40132c277647..2ab365c10fb9 100644 --- a/Documentation/DocBook/media/v4l/v4l2.xml +++ b/Documentation/DocBook/media/v4l/v4l2.xml @@ -469,6 +469,7 @@ and discussions on the V4L mailing list.</revremark> &sub-close; &sub-ioctl; <!-- All ioctls go here. --> + &sub-create-bufs; &sub-cropcap; &sub-dbg-g-chip-ident; &sub-dbg-g-register; @@ -511,6 +512,7 @@ and discussions on the V4L mailing list.</revremark> &sub-queryctrl; &sub-query-dv-preset; &sub-querystd; + &sub-prepare-buf; &sub-reqbufs; &sub-s-hw-freq-seek; &sub-streamon; diff --git a/Documentation/DocBook/media/v4l/vidioc-create-bufs.xml b/Documentation/DocBook/media/v4l/vidioc-create-bufs.xml new file mode 100644 index 000000000000..73ae8a6cd004 --- /dev/null +++ b/Documentation/DocBook/media/v4l/vidioc-create-bufs.xml @@ -0,0 +1,139 @@ +<refentry id="vidioc-create-bufs"> + <refmeta> + <refentrytitle>ioctl VIDIOC_CREATE_BUFS</refentrytitle> + &manvol; + </refmeta> + + <refnamediv> + <refname>VIDIOC_CREATE_BUFS</refname> + <refpurpose>Create buffers for Memory Mapped or User Pointer I/O</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <funcsynopsis> + <funcprototype> + <funcdef>int <function>ioctl</function></funcdef> + <paramdef>int <parameter>fd</parameter></paramdef> + <paramdef>int <parameter>request</parameter></paramdef> + <paramdef>struct v4l2_create_buffers *<parameter>argp</parameter></paramdef> + </funcprototype> + </funcsynopsis> + </refsynopsisdiv> + + <refsect1> + <title>Arguments</title> + + <variablelist> + <varlistentry> + <term><parameter>fd</parameter></term> + <listitem> + <para>&fd;</para> + </listitem> + </varlistentry> + <varlistentry> + <term><parameter>request</parameter></term> + <listitem> + <para>VIDIOC_CREATE_BUFS</para> + </listitem> + </varlistentry> + <varlistentry> + <term><parameter>argp</parameter></term> + <listitem> + <para></para> + </listitem> + </varlistentry> + </variablelist> + </refsect1> + + <refsect1> + <title>Description</title> + + <para>This ioctl is used to create buffers for <link linkend="mmap">memory +mapped</link> or <link linkend="userp">user pointer</link> +I/O. It can be used as an alternative or in addition to the +<constant>VIDIOC_REQBUFS</constant> ioctl, when a tighter control over buffers +is required. This ioctl can be called multiple times to create buffers of +different sizes.</para> + + <para>To allocate device buffers applications initialize relevant fields of +the <structname>v4l2_create_buffers</structname> structure. They set the +<structfield>type</structfield> field in the +<structname>v4l2_format</structname> structure, embedded in this +structure, to the respective stream or buffer type. +<structfield>count</structfield> must be set to the number of required buffers. +<structfield>memory</structfield> specifies the required I/O method. The +<structfield>format</structfield> field shall typically be filled in using +either the <constant>VIDIOC_TRY_FMT</constant> or +<constant>VIDIOC_G_FMT</constant> ioctl(). Additionally, applications can adjust +<structfield>sizeimage</structfield> fields to fit their specific needs. The +<structfield>reserved</structfield> array must be zeroed.</para> + + <para>When the ioctl is called with a pointer to this structure the driver +will attempt to allocate up to the requested number of buffers and store the +actual number allocated and the starting index in the +<structfield>count</structfield> and the <structfield>index</structfield> fields +respectively. On return <structfield>count</structfield> can be smaller than +the number requested. The driver may also increase buffer sizes if required, +however, it will not update <structfield>sizeimage</structfield> field values. +The user has to use <constant>VIDIOC_QUERYBUF</constant> to retrieve that +information.</para> + + <table pgwide="1" frame="none" id="v4l2-create-buffers"> + <title>struct <structname>v4l2_create_buffers</structname></title> + <tgroup cols="3"> + &cs-str; + <tbody valign="top"> + <row> + <entry>__u32</entry> + <entry><structfield>index</structfield></entry> + <entry>The starting buffer index, returned by the driver.</entry> + </row> + <row> + <entry>__u32</entry> + <entry><structfield>count</structfield></entry> + <entry>The number of buffers requested or granted.</entry> + </row> + <row> + <entry>&v4l2-memory;</entry> + <entry><structfield>memory</structfield></entry> + <entry>Applications set this field to +<constant>V4L2_MEMORY_MMAP</constant> or +<constant>V4L2_MEMORY_USERPTR</constant>.</entry> + </row> + <row> + <entry>&v4l2-format;</entry> + <entry><structfield>format</structfield></entry> + <entry>Filled in by the application, preserved by the driver.</entry> + </row> + <row> + <entry>__u32</entry> + <entry><structfield>reserved</structfield>[8]</entry> + <entry>A place holder for future extensions.</entry> + </row> + </tbody> + </tgroup> + </table> + </refsect1> + + <refsect1> + &return-value; + + <variablelist> + <varlistentry> + <term><errorcode>ENOMEM</errorcode></term> + <listitem> + <para>No memory to allocate buffers for <link linkend="mmap">memory +mapped</link> I/O.</para> + </listitem> + </varlistentry> + <varlistentry> + <term><errorcode>EINVAL</errorcode></term> + <listitem> + <para>The buffer type (<structfield>type</structfield> field) or the +requested I/O method (<structfield>memory</structfield>) is not +supported.</para> + </listitem> + </varlistentry> + </variablelist> + </refsect1> +</refentry> diff --git a/Documentation/DocBook/media/v4l/vidioc-prepare-buf.xml b/Documentation/DocBook/media/v4l/vidioc-prepare-buf.xml new file mode 100644 index 000000000000..7bde698760e4 --- /dev/null +++ b/Documentation/DocBook/media/v4l/vidioc-prepare-buf.xml @@ -0,0 +1,88 @@ +<refentry id="vidioc-prepare-buf"> + <refmeta> + <refentrytitle>ioctl VIDIOC_PREPARE_BUF</refentrytitle> + &manvol; + </refmeta> + + <refnamediv> + <refname>VIDIOC_PREPARE_BUF</refname> + <refpurpose>Prepare a buffer for I/O</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <funcsynopsis> + <funcprototype> + <funcdef>int <function>ioctl</function></funcdef> + <paramdef>int <parameter>fd</parameter></paramdef> + <paramdef>int <parameter>request</parameter></paramdef> + <paramdef>struct v4l2_buffer *<parameter>argp</parameter></paramdef> + </funcprototype> + </funcsynopsis> + </refsynopsisdiv> + + <refsect1> + <title>Arguments</title> + + <variablelist> + <varlistentry> + <term><parameter>fd</parameter></term> + <listitem> + <para>&fd;</para> + </listitem> + </varlistentry> + <varlistentry> + <term><parameter>request</parameter></term> + <listitem> + <para>VIDIOC_PREPARE_BUF</para> + </listitem> + </varlistentry> + <varlistentry> + <term><parameter>argp</parameter></term> + <listitem> + <para></para> + </listitem> + </varlistentry> + </variablelist> + </refsect1> + + <refsect1> + <title>Description</title> + + <para>Applications can optionally call the +<constant>VIDIOC_PREPARE_BUF</constant> ioctl to pass ownership of the buffer +to the driver before actually enqueuing it, using the +<constant>VIDIOC_QBUF</constant> ioctl, and to prepare it for future I/O. +Such preparations may include cache invalidation or cleaning. Performing them +in advance saves time during the actual I/O. In case such cache operations are +not required, the application can use one of +<constant>V4L2_BUF_FLAG_NO_CACHE_INVALIDATE</constant> and +<constant>V4L2_BUF_FLAG_NO_CACHE_CLEAN</constant> flags to skip the respective +step.</para> + + <para>The <structname>v4l2_buffer</structname> structure is +specified in <xref linkend="buffer" />.</para> + </refsect1> + + <refsect1> + &return-value; + + <variablelist> + <varlistentry> + <term><errorcode>EBUSY</errorcode></term> + <listitem> + <para>File I/O is in progress.</para> + </listitem> + </varlistentry> + <varlistentry> + <term><errorcode>EINVAL</errorcode></term> + <listitem> + <para>The buffer <structfield>type</structfield> is not +supported, or the <structfield>index</structfield> is out of bounds, +or no buffers have been allocated yet, or the +<structfield>userptr</structfield> or +<structfield>length</structfield> are invalid.</para> + </listitem> + </varlistentry> + </variablelist> + </refsect1> +</refentry> diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c index 9a9c539f6c01..6d38c6548b3d 100644 --- a/arch/arm/mach-pxa/pcm990-baseboard.c +++ b/arch/arm/mach-pxa/pcm990-baseboard.c @@ -394,9 +394,9 @@ static int pcm990_camera_set_bus_param(struct soc_camera_link *link, } if (flags & SOCAM_DATAWIDTH_8) - gpio_set_value(gpio_bus_switch, 1); + gpio_set_value_cansleep(gpio_bus_switch, 1); else - gpio_set_value(gpio_bus_switch, 0); + gpio_set_value_cansleep(gpio_bus_switch, 0); return 0; } diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c index 5b7edadf4647..f9f66c20c9f1 100644 --- a/arch/arm/mach-shmobile/board-ap4evb.c +++ b/arch/arm/mach-shmobile/board-ap4evb.c @@ -933,7 +933,7 @@ static struct platform_device ap4evb_camera = { static struct sh_csi2_client_config csi2_clients[] = { { .phy = SH_CSI2_PHY_MAIN, - .lanes = 3, + .lanes = 0, /* default: 2 lanes */ .channel = 0, .pdev = &ap4evb_camera, }, diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 3689ad2e9156..682042306ea2 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -1223,9 +1223,10 @@ static struct soc_camera_platform_info camera_info = { .width = 640, .height = 480, }, - .bus_param = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8 | - SOCAM_DATA_ACTIVE_HIGH, + .mbus_param = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_DATA_ACTIVE_HIGH, + .mbus_type = V4L2_MBUS_PARALLEL, .set_capture = camera_set_capture, }; diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c index d36265758911..7030f4c8cf11 100644 --- a/arch/sh/boards/mach-ap325rxa/setup.c +++ b/arch/sh/boards/mach-ap325rxa/setup.c @@ -345,9 +345,10 @@ static struct soc_camera_platform_info camera_info = { .width = 640, .height = 480, }, - .bus_param = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8 | - SOCAM_DATA_ACTIVE_HIGH, + .mbus_param = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_DATA_ACTIVE_HIGH, + .mbus_type = V4L2_MBUS_PARALLEL, .set_capture = camera_set_capture, }; @@ -501,8 +502,7 @@ static struct i2c_board_info ap325rxa_i2c_camera[] = { }; static struct ov772x_camera_info ov7725_info = { - .flags = OV772X_FLAG_VFLIP | OV772X_FLAG_HFLIP | \ - OV772X_FLAG_8BIT, + .flags = OV772X_FLAG_VFLIP | OV772X_FLAG_HFLIP, .edgectrl = OV772X_AUTO_EDGECTRL(0xf, 0), }; diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c index 2d4c9c8c6664..e4c81195929c 100644 --- a/arch/sh/boards/mach-migor/setup.c +++ b/arch/sh/boards/mach-migor/setup.c @@ -448,9 +448,7 @@ static struct i2c_board_info migor_i2c_camera[] = { }, }; -static struct ov772x_camera_info ov7725_info = { - .flags = OV772X_FLAG_8BIT, -}; +static struct ov772x_camera_info ov7725_info; static struct soc_camera_link ov7725_link = { .power = ov7725_power, diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c index 6815905a772f..ddc2a1331822 100644 --- a/drivers/dma/ipu/ipu_idmac.c +++ b/drivers/dma/ipu/ipu_idmac.c @@ -1307,6 +1307,7 @@ static irqreturn_t idmac_interrupt(int irq, void *dev_id) ipu_submit_buffer(ichan, descnew, sgnew, ichan->active_buffer) < 0) { callback = descnew->txd.callback; callback_param = descnew->txd.callback_param; + list_del_init(&descnew->list); spin_unlock(&ichan->lock); if (callback) callback(callback_param); @@ -1428,39 +1429,58 @@ static int __idmac_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd, { struct idmac_channel *ichan = to_idmac_chan(chan); struct idmac *idmac = to_idmac(chan->device); + struct ipu *ipu = to_ipu(idmac); + struct list_head *list, *tmp; unsigned long flags; int i; - /* Only supports DMA_TERMINATE_ALL */ - if (cmd != DMA_TERMINATE_ALL) - return -ENXIO; + switch (cmd) { + case DMA_PAUSE: + spin_lock_irqsave(&ipu->lock, flags); + ipu_ic_disable_task(ipu, chan->chan_id); - ipu_disable_channel(idmac, ichan, - ichan->status >= IPU_CHANNEL_ENABLED); + /* Return all descriptors into "prepared" state */ + list_for_each_safe(list, tmp, &ichan->queue) + list_del_init(list); - tasklet_disable(&to_ipu(idmac)->tasklet); + ichan->sg[0] = NULL; + ichan->sg[1] = NULL; - /* ichan->queue is modified in ISR, have to spinlock */ - spin_lock_irqsave(&ichan->lock, flags); - list_splice_init(&ichan->queue, &ichan->free_list); + spin_unlock_irqrestore(&ipu->lock, flags); - if (ichan->desc) - for (i = 0; i < ichan->n_tx_desc; i++) { - struct idmac_tx_desc *desc = ichan->desc + i; - if (list_empty(&desc->list)) - /* Descriptor was prepared, but not submitted */ - list_add(&desc->list, &ichan->free_list); + ichan->status = IPU_CHANNEL_INITIALIZED; + break; + case DMA_TERMINATE_ALL: + ipu_disable_channel(idmac, ichan, + ichan->status >= IPU_CHANNEL_ENABLED); - async_tx_clear_ack(&desc->txd); - } + tasklet_disable(&ipu->tasklet); - ichan->sg[0] = NULL; - ichan->sg[1] = NULL; - spin_unlock_irqrestore(&ichan->lock, flags); + /* ichan->queue is modified in ISR, have to spinlock */ + spin_lock_irqsave(&ichan->lock, flags); + list_splice_init(&ichan->queue, &ichan->free_list); - tasklet_enable(&to_ipu(idmac)->tasklet); + if (ichan->desc) + for (i = 0; i < ichan->n_tx_desc; i++) { + struct idmac_tx_desc *desc = ichan->desc + i; + if (list_empty(&desc->list)) + /* Descriptor was prepared, but not submitted */ + list_add(&desc->list, &ichan->free_list); - ichan->status = IPU_CHANNEL_INITIALIZED; + async_tx_clear_ack(&desc->txd); + } + + ichan->sg[0] = NULL; + ichan->sg[1] = NULL; + spin_unlock_irqrestore(&ichan->lock, flags); + + tasklet_enable(&ipu->tasklet); + + ichan->status = IPU_CHANNEL_INITIALIZED; + break; + default: + return -ENOSYS; + } return 0; } @@ -1663,7 +1683,6 @@ static void __exit ipu_idmac_exit(struct ipu *ipu) struct idmac_channel *ichan = ipu->channel + i; idmac_control(&ichan->dma_chan, DMA_TERMINATE_ALL, 0); - idmac_prep_slave_sg(&ichan->dma_chan, NULL, 0, DMA_NONE, 0); } dma_async_device_unregister(&idmac->dma); diff --git a/drivers/media/dvb/ddbridge/Makefile b/drivers/media/dvb/ddbridge/Makefile index cf7214edf65f..38019bafb862 100644 --- a/drivers/media/dvb/ddbridge/Makefile +++ b/drivers/media/dvb/ddbridge/Makefile @@ -11,4 +11,4 @@ ccflags-y += -Idrivers/media/dvb/frontends/ ccflags-y += -Idrivers/media/common/tuners/ # For the staging CI driver cxd2099 -ccflags-y += -Idrivers/staging/cxd2099/ +ccflags-y += -Idrivers/staging/media/cxd2099/ diff --git a/drivers/media/dvb/dvb-usb/Makefile b/drivers/media/dvb/dvb-usb/Makefile index 7d0710bb1978..26c8b9e57050 100644 --- a/drivers/media/dvb/dvb-usb/Makefile +++ b/drivers/media/dvb/dvb-usb/Makefile @@ -102,6 +102,7 @@ obj-$(CONFIG_DVB_USB_IT913X) += dvb-usb-it913x.o dvb-usb-mxl111sf-objs = mxl111sf.o mxl111sf-phy.o mxl111sf-i2c.o mxl111sf-gpio.o obj-$(CONFIG_DVB_USB_MXL111SF) += dvb-usb-mxl111sf.o +obj-$(CONFIG_DVB_USB_MXL111SF) += mxl111sf-demod.o obj-$(CONFIG_DVB_USB_MXL111SF) += mxl111sf-tuner.o ccflags-y += -Idrivers/media/dvb/dvb-core/ -Idrivers/media/dvb/frontends/ diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h index 2ad33ba92ba2..2d08c9b5128a 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h +++ b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h @@ -37,6 +37,7 @@ #define USB_VID_HAUPPAUGE 0x2040 #define USB_VID_HYPER_PALTEK 0x1025 #define USB_VID_INTEL 0x8086 +#define USB_VID_ITETECH 0x048d #define USB_VID_KWORLD 0xeb2a #define USB_VID_KWORLD_2 0x1b80 #define USB_VID_KYE 0x0458 @@ -126,6 +127,7 @@ #define USB_PID_GRANDTEC_DVBT_USB_COLD 0x0fa0 #define USB_PID_GRANDTEC_DVBT_USB_WARM 0x0fa1 #define USB_PID_INTEL_CE9500 0x9500 +#define USB_PID_ITETECH_IT9135 0x9135 #define USB_PID_KWORLD_399U 0xe399 #define USB_PID_KWORLD_399U_2 0xe400 #define USB_PID_KWORLD_395U 0xe396 diff --git a/drivers/media/dvb/dvb-usb/it913x.c b/drivers/media/dvb/dvb-usb/it913x.c index f027a2c1c3e8..c46226187143 100644 --- a/drivers/media/dvb/dvb-usb/it913x.c +++ b/drivers/media/dvb/dvb-usb/it913x.c @@ -60,6 +60,17 @@ struct it913x_state { u8 id; }; +struct ite_config { + u8 chip_ver; + u16 chip_type; + u32 firmware; + u8 tuner_id_0; + u8 tuner_id_1; + u8 dual_mode; +}; + +struct ite_config it913x_config; + static int it913x_bulk_write(struct usb_device *dev, u8 *snd, int len, u8 pipe) { @@ -191,18 +202,23 @@ static int it913x_read_reg(struct usb_device *udev, u32 reg) static u32 it913x_query(struct usb_device *udev, u8 pro) { int ret; - u32 res = 0; u8 data[4]; ret = it913x_io(udev, READ_LONG, pro, CMD_DEMOD_READ, - 0x1222, 0, &data[0], 1); - if (data[0] == 0x1) { - ret = it913x_io(udev, READ_SHORT, pro, + 0x1222, 0, &data[0], 3); + + it913x_config.chip_ver = data[0]; + it913x_config.chip_type = (u16)(data[2] << 8) + data[1]; + + info("Chip Version=%02x Chip Type=%04x", it913x_config.chip_ver, + it913x_config.chip_type); + + ret |= it913x_io(udev, READ_SHORT, pro, CMD_QUERYINFO, 0, 0x1, &data[0], 4); - res = (data[0] << 24) + (data[1] << 16) + + + it913x_config.firmware = (data[0] << 24) + (data[1] << 16) + (data[2] << 8) + data[3]; - } - return (ret < 0) ? 0 : res; + return (ret < 0) ? 0 : it913x_config.firmware; } static int it913x_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff) @@ -336,26 +352,35 @@ static int it913x_identify_state(struct usb_device *udev, int *cold) { int ret = 0, firm_no; - u8 reg, adap, ep, tun0, tun1; + u8 reg, remote; firm_no = it913x_return_status(udev); - ep = it913x_read_reg(udev, 0x49ac); - adap = it913x_read_reg(udev, 0x49c5); - tun0 = it913x_read_reg(udev, 0x49d0); - info("No. Adapters=%x Endpoints=%x Tuner Type=%x", adap, ep, tun0); + /* checnk for dual mode */ + it913x_config.dual_mode = it913x_read_reg(udev, 0x49c5); + + /* TODO different remotes */ + remote = it913x_read_reg(udev, 0x49ac); /* Remote */ + if (remote == 0) + props->rc.core.rc_codes = NULL; + + /* TODO at the moment tuner_id is always assigned to 0x38 */ + it913x_config.tuner_id_0 = it913x_read_reg(udev, 0x49d0); + + info("Dual mode=%x Remote=%x Tuner Type=%x", it913x_config.dual_mode + , remote, it913x_config.tuner_id_0); if (firm_no > 0) { *cold = 0; return 0; } - if (adap > 2) { - tun1 = it913x_read_reg(udev, 0x49e0); + if (it913x_config.dual_mode) { + it913x_config.tuner_id_1 = it913x_read_reg(udev, 0x49e0); ret = it913x_wr_reg(udev, DEV_0, GPIOH1_EN, 0x1); ret |= it913x_wr_reg(udev, DEV_0, GPIOH1_ON, 0x1); ret |= it913x_wr_reg(udev, DEV_0, GPIOH1_O, 0x1); - msleep(50); /* Delay noticed reset cycle ? */ + msleep(50); ret |= it913x_wr_reg(udev, DEV_0, GPIOH1_O, 0x0); msleep(50); reg = it913x_read_reg(udev, GPIOH1_O); @@ -366,14 +391,19 @@ static int it913x_identify_state(struct usb_device *udev, ret = it913x_wr_reg(udev, DEV_0, GPIOH1_O, 0x0); } + props->num_adapters = 2; } else props->num_adapters = 1; reg = it913x_read_reg(udev, IO_MUX_POWER_CLK); - ret |= it913x_wr_reg(udev, DEV_0, 0x4bfb, CHIP2_I2C_ADDR); - - ret |= it913x_wr_reg(udev, DEV_0, CLK_O_EN, 0x1); + if (it913x_config.dual_mode) { + ret |= it913x_wr_reg(udev, DEV_0, 0x4bfb, CHIP2_I2C_ADDR); + ret |= it913x_wr_reg(udev, DEV_0, CLK_O_EN, 0x1); + } else { + ret |= it913x_wr_reg(udev, DEV_0, 0x4bfb, 0x0); + ret |= it913x_wr_reg(udev, DEV_0, CLK_O_EN, 0x0); + } *cold = 1; @@ -403,13 +433,11 @@ static int it913x_download_firmware(struct usb_device *udev, const struct firmware *fw) { int ret = 0, i; - u8 packet_size, dlen, tun1; + u8 packet_size, dlen; u8 *fw_data; packet_size = 0x29; - tun1 = it913x_read_reg(udev, 0x49e0); - ret = it913x_wr_reg(udev, DEV_0, I2C_CLK, I2C_CLK_100); info("FRM Starting Firmware Download"); @@ -444,11 +472,12 @@ static int it913x_download_firmware(struct usb_device *udev, ret |= it913x_wr_reg(udev, DEV_0, I2C_CLK, I2C_CLK_400); /* Tuner function */ - ret |= it913x_wr_reg(udev, DEV_0_DMOD , 0xec4c, 0xa0); + if (it913x_config.dual_mode) + ret |= it913x_wr_reg(udev, DEV_0_DMOD , 0xec4c, 0xa0); ret |= it913x_wr_reg(udev, DEV_0, PADODPU, 0x0); ret |= it913x_wr_reg(udev, DEV_0, AGC_O_D, 0x0); - if (tun1 > 0) { + if (it913x_config.dual_mode) { ret |= it913x_wr_reg(udev, DEV_1, PADODPU, 0x0); ret |= it913x_wr_reg(udev, DEV_1, AGC_O_D, 0x0); } @@ -475,9 +504,28 @@ static int it913x_frontend_attach(struct dvb_usb_adapter *adap) u8 adf = it913x_read_reg(udev, IO_MUX_POWER_CLK); u8 adap_addr = I2C_BASE_ADDR + (adap->id << 5); u16 ep_size = adap->props.fe[0].stream.u.bulk.buffersize; + u8 tuner_id, tuner_type; + + if (adap->id == 0) + tuner_id = it913x_config.tuner_id_0; + else + tuner_id = it913x_config.tuner_id_1; + + /* TODO we always use IT9137 possible references here*/ + /* Documentation suggests don't care */ + switch (tuner_id) { + case 0x51: + case 0x52: + case 0x60: + case 0x61: + case 0x62: + default: + case 0x38: + tuner_type = IT9137; + } adap->fe_adap[0].fe = dvb_attach(it913x_fe_attach, - &adap->dev->i2c_adap, adap_addr, adf, IT9137); + &adap->dev->i2c_adap, adap_addr, adf, tuner_type); if (adap->id == 0 && adap->fe_adap[0].fe) { ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2_SW_RST, 0x1); @@ -533,6 +581,7 @@ static int it913x_probe(struct usb_interface *intf, static struct usb_device_id it913x_table[] = { { USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB499_2T_T09) }, + { USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135) }, {} /* Terminating entry */ }; @@ -608,12 +657,14 @@ static struct dvb_usb_device_properties it913x_properties = { .rc_codes = RC_MAP_KWORLD_315U, }, .i2c_algo = &it913x_i2c_algo, - .num_device_descs = 1, + .num_device_descs = 2, .devices = { { "Kworld UB499-2T T09(IT9137)", { &it913x_table[0], NULL }, }, - + { "ITE 9135 Generic", + { &it913x_table[1], NULL }, + }, } }; @@ -647,5 +698,5 @@ module_exit(it913x_module_exit); MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>"); MODULE_DESCRIPTION("it913x USB 2 Driver"); -MODULE_VERSION("1.06"); +MODULE_VERSION("1.07"); MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb/dvb-usb/mxl111sf-demod.c b/drivers/media/dvb/dvb-usb/mxl111sf-demod.c new file mode 100644 index 000000000000..d1f58371c711 --- /dev/null +++ b/drivers/media/dvb/dvb-usb/mxl111sf-demod.c @@ -0,0 +1,614 @@ +/* + * mxl111sf-demod.c - driver for the MaxLinear MXL111SF DVB-T demodulator + * + * Copyright (C) 2010 Michael Krufky <mkrufky@kernellabs.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include "mxl111sf-demod.h" +#include "mxl111sf-reg.h" + +/* debug */ +static int mxl111sf_demod_debug; +module_param_named(debug, mxl111sf_demod_debug, int, 0644); +MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))."); + +#define mxl_dbg(fmt, arg...) \ + if (mxl111sf_demod_debug) \ + mxl_printk(KERN_DEBUG, fmt, ##arg) + +/* ------------------------------------------------------------------------ */ + +struct mxl111sf_demod_state { + struct mxl111sf_state *mxl_state; + + struct mxl111sf_demod_config *cfg; + + struct dvb_frontend fe; +}; + +/* ------------------------------------------------------------------------ */ + +static int mxl111sf_demod_read_reg(struct mxl111sf_demod_state *state, + u8 addr, u8 *data) +{ + return (state->cfg->read_reg) ? + state->cfg->read_reg(state->mxl_state, addr, data) : + -EINVAL; +} + +static int mxl111sf_demod_write_reg(struct mxl111sf_demod_state *state, + u8 addr, u8 data) +{ + return (state->cfg->write_reg) ? + state->cfg->write_reg(state->mxl_state, addr, data) : + -EINVAL; +} + +static +int mxl111sf_demod_program_regs(struct mxl111sf_demod_state *state, + struct mxl111sf_reg_ctrl_info *ctrl_reg_info) +{ + return (state->cfg->program_regs) ? + state->cfg->program_regs(state->mxl_state, ctrl_reg_info) : + -EINVAL; +} + +/* ------------------------------------------------------------------------ */ +/* TPS */ + +static +int mxl1x1sf_demod_get_tps_code_rate(struct mxl111sf_demod_state *state, + fe_code_rate_t *code_rate) +{ + u8 val; + int ret = mxl111sf_demod_read_reg(state, V6_CODE_RATE_TPS_REG, &val); + /* bit<2:0> - 000:1/2, 001:2/3, 010:3/4, 011:5/6, 100:7/8 */ + if (mxl_fail(ret)) + goto fail; + + switch (val & V6_CODE_RATE_TPS_MASK) { + case 0: + *code_rate = FEC_1_2; + break; + case 1: + *code_rate = FEC_2_3; + break; + case 2: + *code_rate = FEC_3_4; + break; + case 3: + *code_rate = FEC_5_6; + break; + case 4: + *code_rate = FEC_7_8; + break; + } +fail: + return ret; +} + +static +int mxl1x1sf_demod_get_tps_constellation(struct mxl111sf_demod_state *state, + fe_modulation_t *constellation) +{ + u8 val; + int ret = mxl111sf_demod_read_reg(state, V6_MODORDER_TPS_REG, &val); + /* Constellation, 00 : QPSK, 01 : 16QAM, 10:64QAM */ + if (mxl_fail(ret)) + goto fail; + + switch ((val & V6_PARAM_CONSTELLATION_MASK) >> 4) { + case 0: + *constellation = QPSK; + break; + case 1: + *constellation = QAM_16; + break; + case 2: + *constellation = QAM_64; + break; + } +fail: + return ret; +} + +static +int mxl1x1sf_demod_get_tps_guard_fft_mode(struct mxl111sf_demod_state *state, + fe_transmit_mode_t *fft_mode) +{ + u8 val; + int ret = mxl111sf_demod_read_reg(state, V6_MODE_TPS_REG, &val); + /* FFT Mode, 00:2K, 01:8K, 10:4K */ + if (mxl_fail(ret)) + goto fail; + + switch ((val & V6_PARAM_FFT_MODE_MASK) >> 2) { + case 0: + *fft_mode = TRANSMISSION_MODE_2K; + break; + case 1: + *fft_mode = TRANSMISSION_MODE_8K; + break; + case 2: + *fft_mode = TRANSMISSION_MODE_4K; + break; + } +fail: + return ret; +} + +static +int mxl1x1sf_demod_get_tps_guard_interval(struct mxl111sf_demod_state *state, + fe_guard_interval_t *guard) +{ + u8 val; + int ret = mxl111sf_demod_read_reg(state, V6_CP_TPS_REG, &val); + /* 00:1/32, 01:1/16, 10:1/8, 11:1/4 */ + if (mxl_fail(ret)) + goto fail; + + switch ((val & V6_PARAM_GI_MASK) >> 4) { + case 0: + *guard = GUARD_INTERVAL_1_32; + break; + case 1: + *guard = GUARD_INTERVAL_1_16; + break; + case 2: + *guard = GUARD_INTERVAL_1_8; + break; + case 3: + *guard = GUARD_INTERVAL_1_4; + break; + } +fail: + return ret; +} + +static +int mxl1x1sf_demod_get_tps_hierarchy(struct mxl111sf_demod_state *state, + fe_hierarchy_t *hierarchy) +{ + u8 val; + int ret = mxl111sf_demod_read_reg(state, V6_TPS_HIERACHY_REG, &val); + /* bit<6:4> - 000:Non hierarchy, 001:1, 010:2, 011:4 */ + if (mxl_fail(ret)) + goto fail; + + switch ((val & V6_TPS_HIERARCHY_INFO_MASK) >> 6) { + case 0: + *hierarchy = HIERARCHY_NONE; + break; + case 1: + *hierarchy = HIERARCHY_1; + break; + case 2: + *hierarchy = HIERARCHY_2; + break; + case 3: + *hierarchy = HIERARCHY_4; + break; + } +fail: + return ret; +} + +/* ------------------------------------------------------------------------ */ +/* LOCKS */ + +static +int mxl1x1sf_demod_get_sync_lock_status(struct mxl111sf_demod_state *state, + int *sync_lock) +{ + u8 val = 0; + int ret = mxl111sf_demod_read_reg(state, V6_SYNC_LOCK_REG, &val); + if (mxl_fail(ret)) + goto fail; + *sync_lock = (val & SYNC_LOCK_MASK) >> 4; +fail: + return ret; +} + +static +int mxl1x1sf_demod_get_rs_lock_status(struct mxl111sf_demod_state *state, + int *rs_lock) +{ + u8 val = 0; + int ret = mxl111sf_demod_read_reg(state, V6_RS_LOCK_DET_REG, &val); + if (mxl_fail(ret)) + goto fail; + *rs_lock = (val & RS_LOCK_DET_MASK) >> 3; +fail: + return ret; +} + +static +int mxl1x1sf_demod_get_tps_lock_status(struct mxl111sf_demod_state *state, + int *tps_lock) +{ + u8 val = 0; + int ret = mxl111sf_demod_read_reg(state, V6_TPS_LOCK_REG, &val); + if (mxl_fail(ret)) + goto fail; + *tps_lock = (val & V6_PARAM_TPS_LOCK_MASK) >> 6; +fail: + return ret; +} + +static +int mxl1x1sf_demod_get_fec_lock_status(struct mxl111sf_demod_state *state, + int *fec_lock) +{ + u8 val = 0; + int ret = mxl111sf_demod_read_reg(state, V6_IRQ_STATUS_REG, &val); + if (mxl_fail(ret)) + goto fail; + *fec_lock = (val & IRQ_MASK_FEC_LOCK) >> 4; +fail: + return ret; +} + +#if 0 +static +int mxl1x1sf_demod_get_cp_lock_status(struct mxl111sf_demod_state *state, + int *cp_lock) +{ + u8 val = 0; + int ret = mxl111sf_demod_read_reg(state, V6_CP_LOCK_DET_REG, &val); + if (mxl_fail(ret)) + goto fail; + *cp_lock = (val & V6_CP_LOCK_DET_MASK) >> 2; +fail: + return ret; +} +#endif + +static int mxl1x1sf_demod_reset_irq_status(struct mxl111sf_demod_state *state) +{ + return mxl111sf_demod_write_reg(state, 0x0e, 0xff); +} + +/* ------------------------------------------------------------------------ */ + +static int mxl111sf_demod_set_frontend(struct dvb_frontend *fe, + struct dvb_frontend_parameters *param) +{ + struct mxl111sf_demod_state *state = fe->demodulator_priv; + int ret = 0; + + struct mxl111sf_reg_ctrl_info phy_pll_patch[] = { + {0x00, 0xff, 0x01}, /* change page to 1 */ + {0x40, 0xff, 0x05}, + {0x40, 0xff, 0x01}, + {0x41, 0xff, 0xca}, + {0x41, 0xff, 0xc0}, + {0x00, 0xff, 0x00}, /* change page to 0 */ + {0, 0, 0} + }; + + mxl_dbg("()"); + + if (fe->ops.tuner_ops.set_params) { + ret = fe->ops.tuner_ops.set_params(fe, param); + if (mxl_fail(ret)) + goto fail; + msleep(50); + } + ret = mxl111sf_demod_program_regs(state, phy_pll_patch); + mxl_fail(ret); + msleep(50); + ret = mxl1x1sf_demod_reset_irq_status(state); + mxl_fail(ret); + msleep(100); +fail: + return ret; +} + +/* ------------------------------------------------------------------------ */ + +#if 0 +/* resets TS Packet error count */ +/* After setting 7th bit of V5_PER_COUNT_RESET_REG, it should be reset to 0. */ +static +int mxl1x1sf_demod_reset_packet_error_count(struct mxl111sf_demod_state *state) +{ + struct mxl111sf_reg_ctrl_info reset_per_count[] = { + {0x20, 0x01, 0x01}, + {0x20, 0x01, 0x00}, + {0, 0, 0} + }; + return mxl111sf_demod_program_regs(state, reset_per_count); +} +#endif + +/* returns TS Packet error count */ +/* PER Count = FEC_PER_COUNT * (2 ** (FEC_PER_SCALE * 4)) */ +static int mxl111sf_demod_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) +{ + struct mxl111sf_demod_state *state = fe->demodulator_priv; + u32 fec_per_count, fec_per_scale; + u8 val; + int ret; + + *ucblocks = 0; + + /* FEC_PER_COUNT Register */ + ret = mxl111sf_demod_read_reg(state, V6_FEC_PER_COUNT_REG, &val); + if (mxl_fail(ret)) + goto fail; + + fec_per_count = val; + + /* FEC_PER_SCALE Register */ + ret = mxl111sf_demod_read_reg(state, V6_FEC_PER_SCALE_REG, &val); + if (mxl_fail(ret)) + goto fail; + + val &= V6_FEC_PER_SCALE_MASK; + val *= 4; + + fec_per_scale = 1 << val; + + fec_per_count *= fec_per_scale; + + *ucblocks = fec_per_count; +fail: + return ret; +} + +#ifdef MXL111SF_DEMOD_ENABLE_CALCULATIONS +/* FIXME: leaving this enabled breaks the build on some architectures, + * and we shouldn't have any floating point math in the kernel, anyway. + * + * These macros need to be re-written, but it's harmless to simply + * return zero for now. */ +#define CALCULATE_BER(avg_errors, count) \ + ((u32)(avg_errors * 4)/(count*64*188*8)) +#define CALCULATE_SNR(data) \ + ((u32)((10 * (u32)data / 64) - 2.5)) +#else +#define CALCULATE_BER(avg_errors, count) 0 +#define CALCULATE_SNR(data) 0 +#endif + +static int mxl111sf_demod_read_ber(struct dvb_frontend *fe, u32 *ber) +{ + struct mxl111sf_demod_state *state = fe->demodulator_priv; + u8 val1, val2, val3; + int ret; + + *ber = 0; + + ret = mxl111sf_demod_read_reg(state, V6_RS_AVG_ERRORS_LSB_REG, &val1); + if (mxl_fail(ret)) + goto fail; + ret = mxl111sf_demod_read_reg(state, V6_RS_AVG_ERRORS_MSB_REG, &val2); + if (mxl_fail(ret)) + goto fail; + ret = mxl111sf_demod_read_reg(state, V6_N_ACCUMULATE_REG, &val3); + if (mxl_fail(ret)) + goto fail; + + *ber = CALCULATE_BER((val1 | (val2 << 8)), val3); +fail: + return ret; +} + +static int mxl111sf_demod_calc_snr(struct mxl111sf_demod_state *state, + u16 *snr) +{ + u8 val1, val2; + int ret; + + *snr = 0; + + ret = mxl111sf_demod_read_reg(state, V6_SNR_RB_LSB_REG, &val1); + if (mxl_fail(ret)) + goto fail; + ret = mxl111sf_demod_read_reg(state, V6_SNR_RB_MSB_REG, &val2); + if (mxl_fail(ret)) + goto fail; + + *snr = CALCULATE_SNR(val1 | ((val2 & 0x03) << 8)); +fail: + return ret; +} + +static int mxl111sf_demod_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + struct mxl111sf_demod_state *state = fe->demodulator_priv; + + int ret = mxl111sf_demod_calc_snr(state, snr); + if (mxl_fail(ret)) + goto fail; + + *snr /= 10; /* 0.1 dB */ +fail: + return ret; +} + +static int mxl111sf_demod_read_status(struct dvb_frontend *fe, + fe_status_t *status) +{ + struct mxl111sf_demod_state *state = fe->demodulator_priv; + int ret, locked, cr_lock, sync_lock, fec_lock; + + *status = 0; + + ret = mxl1x1sf_demod_get_rs_lock_status(state, &locked); + if (mxl_fail(ret)) + goto fail; + ret = mxl1x1sf_demod_get_tps_lock_status(state, &cr_lock); + if (mxl_fail(ret)) + goto fail; + ret = mxl1x1sf_demod_get_sync_lock_status(state, &sync_lock); + if (mxl_fail(ret)) + goto fail; + ret = mxl1x1sf_demod_get_fec_lock_status(state, &fec_lock); + if (mxl_fail(ret)) + goto fail; + + if (locked) + *status |= FE_HAS_SIGNAL; + if (cr_lock) + *status |= FE_HAS_CARRIER; + if (sync_lock) + *status |= FE_HAS_SYNC; + if (fec_lock) /* false positives? */ + *status |= FE_HAS_VITERBI; + + if ((locked) && (cr_lock) && (sync_lock)) + *status |= FE_HAS_LOCK; +fail: + return ret; +} + +static int mxl111sf_demod_read_signal_strength(struct dvb_frontend *fe, + u16 *signal_strength) +{ + struct mxl111sf_demod_state *state = fe->demodulator_priv; + fe_modulation_t constellation; + u16 snr; + + mxl111sf_demod_calc_snr(state, &snr); + mxl1x1sf_demod_get_tps_constellation(state, &constellation); + + switch (constellation) { + case QPSK: + *signal_strength = (snr >= 1300) ? + min(65535, snr * 44) : snr * 38; + break; + case QAM_16: + *signal_strength = (snr >= 1500) ? + min(65535, snr * 38) : snr * 33; + break; + case QAM_64: + *signal_strength = (snr >= 2000) ? + min(65535, snr * 29) : snr * 25; + break; + default: + *signal_strength = 0; + return -EINVAL; + } + + return 0; +} + +static int mxl111sf_demod_get_frontend(struct dvb_frontend *fe, + struct dvb_frontend_parameters *p) +{ + struct mxl111sf_demod_state *state = fe->demodulator_priv; + + mxl_dbg("()"); +#if 0 + p->inversion = /* FIXME */ ? INVERSION_ON : INVERSION_OFF; +#endif + if (fe->ops.tuner_ops.get_bandwidth) + fe->ops.tuner_ops.get_bandwidth(fe, &p->u.ofdm.bandwidth); + if (fe->ops.tuner_ops.get_frequency) + fe->ops.tuner_ops.get_frequency(fe, &p->frequency); + mxl1x1sf_demod_get_tps_code_rate(state, &p->u.ofdm.code_rate_HP); + mxl1x1sf_demod_get_tps_code_rate(state, &p->u.ofdm.code_rate_LP); + mxl1x1sf_demod_get_tps_constellation(state, &p->u.ofdm.constellation); + mxl1x1sf_demod_get_tps_guard_fft_mode(state, + &p->u.ofdm.transmission_mode); + mxl1x1sf_demod_get_tps_guard_interval(state, + &p->u.ofdm.guard_interval); + mxl1x1sf_demod_get_tps_hierarchy(state, + &p->u.ofdm.hierarchy_information); + + return 0; +} + +static +int mxl111sf_demod_get_tune_settings(struct dvb_frontend *fe, + struct dvb_frontend_tune_settings *tune) +{ + tune->min_delay_ms = 1000; + return 0; +} + +static void mxl111sf_demod_release(struct dvb_frontend *fe) +{ + struct mxl111sf_demod_state *state = fe->demodulator_priv; + mxl_dbg("()"); + kfree(state); + fe->demodulator_priv = NULL; +} + +static struct dvb_frontend_ops mxl111sf_demod_ops = { + + .info = { + .name = "MaxLinear MxL111SF DVB-T demodulator", + .type = FE_OFDM, + .frequency_min = 177000000, + .frequency_max = 858000000, + .frequency_stepsize = 166666, + .caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | + FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | + FE_CAN_QAM_AUTO | + FE_CAN_HIERARCHY_AUTO | FE_CAN_GUARD_INTERVAL_AUTO | + FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_RECOVER + }, + .release = mxl111sf_demod_release, +#if 0 + .init = mxl111sf_init, + .i2c_gate_ctrl = mxl111sf_i2c_gate_ctrl, +#endif + .set_frontend = mxl111sf_demod_set_frontend, + .get_frontend = mxl111sf_demod_get_frontend, + .get_tune_settings = mxl111sf_demod_get_tune_settings, + .read_status = mxl111sf_demod_read_status, + .read_signal_strength = mxl111sf_demod_read_signal_strength, + .read_ber = mxl111sf_demod_read_ber, + .read_snr = mxl111sf_demod_read_snr, + .read_ucblocks = mxl111sf_demod_read_ucblocks, +}; + +struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state, + struct mxl111sf_demod_config *cfg) +{ + struct mxl111sf_demod_state *state = NULL; + + mxl_dbg("()"); + + state = kzalloc(sizeof(struct mxl111sf_demod_state), GFP_KERNEL); + if (state == NULL) + return NULL; + + state->mxl_state = mxl_state; + state->cfg = cfg; + + memcpy(&state->fe.ops, &mxl111sf_demod_ops, + sizeof(struct dvb_frontend_ops)); + + state->fe.demodulator_priv = state; + return &state->fe; +} +EXPORT_SYMBOL_GPL(mxl111sf_demod_attach); + +MODULE_DESCRIPTION("MaxLinear MxL111SF DVB-T demodulator driver"); +MODULE_AUTHOR("Michael Krufky <mkrufky@kernellabs.com>"); +MODULE_LICENSE("GPL"); +MODULE_VERSION("0.1"); + +/* + * Local variables: + * c-basic-offset: 8 + * End: + */ diff --git a/drivers/media/dvb/dvb-usb/mxl111sf-demod.h b/drivers/media/dvb/dvb-usb/mxl111sf-demod.h new file mode 100644 index 000000000000..432706ae5274 --- /dev/null +++ b/drivers/media/dvb/dvb-usb/mxl111sf-demod.h @@ -0,0 +1,55 @@ +/* + * mxl111sf-demod.h - driver for the MaxLinear MXL111SF DVB-T demodulator + * + * Copyright (C) 2010 Michael Krufky <mkrufky@kernellabs.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __MXL111SF_DEMOD_H__ +#define __MXL111SF_DEMOD_H__ + +#include "dvb_frontend.h" +#include "mxl111sf.h" + +struct mxl111sf_demod_config { + int (*read_reg)(struct mxl111sf_state *state, u8 addr, u8 *data); + int (*write_reg)(struct mxl111sf_state *state, u8 addr, u8 data); + int (*program_regs)(struct mxl111sf_state *state, + struct mxl111sf_reg_ctrl_info *ctrl_reg_info); +}; + +#if defined(CONFIG_DVB_USB_MXL111SF) || \ + (defined(CONFIG_DVB_USB_MXL111SF_MODULE) && defined(MODULE)) +extern +struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state, + struct mxl111sf_demod_config *cfg); +#else +static inline +struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state, + struct mxl111sf_demod_config *cfg) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_USB_MXL111SF */ + +#endif /* __MXL111SF_DEMOD_H__ */ + +/* + * Local variables: + * c-basic-offset: 8 + * End: + */ diff --git a/drivers/media/dvb/dvb-usb/mxl111sf.c b/drivers/media/dvb/dvb-usb/mxl111sf.c index 546ba5915a5b..b5c98da5d9e2 100644 --- a/drivers/media/dvb/dvb-usb/mxl111sf.c +++ b/drivers/media/dvb/dvb-usb/mxl111sf.c @@ -17,6 +17,7 @@ #include "mxl111sf-i2c.h" #include "mxl111sf-gpio.h" +#include "mxl111sf-demod.h" #include "mxl111sf-tuner.h" #include "lgdt3305.h" @@ -362,6 +363,22 @@ static int mxl111sf_ep6_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) return ret; } +static int mxl111sf_ep4_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) +{ + struct dvb_usb_device *d = adap->dev; + struct mxl111sf_state *state = d->priv; + int ret = 0; + + deb_info("%s(%d)\n", __func__, onoff); + + if (onoff) { + ret = mxl111sf_enable_usb_output(state); + mxl_fail(ret); + } + + return ret; +} + /* ------------------------------------------------------------------------ */ static struct lgdt3305_config hauppauge_lgdt3305_config = { @@ -438,6 +455,70 @@ fail: return ret; } +static struct mxl111sf_demod_config mxl_demod_config = { + .read_reg = mxl111sf_read_reg, + .write_reg = mxl111sf_write_reg, + .program_regs = mxl111sf_ctrl_program_regs, +}; + +static int mxl111sf_attach_demod(struct dvb_usb_adapter *adap) +{ + struct dvb_usb_device *d = adap->dev; + struct mxl111sf_state *state = d->priv; + int fe_id = adap->num_frontends_initialized; + struct mxl111sf_adap_state *adap_state = adap->fe_adap[fe_id].priv; + int ret; + + deb_adv("%s()\n", __func__); + + /* save a pointer to the dvb_usb_device in device state */ + state->d = d; + adap_state->alt_mode = (dvb_usb_mxl111sf_isoc) ? 1 : 2; + state->alt_mode = adap_state->alt_mode; + + if (usb_set_interface(adap->dev->udev, 0, state->alt_mode) < 0) + err("set interface failed"); + + state->gpio_mode = MXL111SF_GPIO_MOD_DVBT; + adap_state->gpio_mode = state->gpio_mode; + adap_state->device_mode = MXL_SOC_MODE; + adap_state->ep6_clockphase = 1; + + ret = mxl1x1sf_soft_reset(state); + if (mxl_fail(ret)) + goto fail; + ret = mxl111sf_init_tuner_demod(state); + if (mxl_fail(ret)) + goto fail; + + ret = mxl1x1sf_set_device_mode(state, adap_state->device_mode); + if (mxl_fail(ret)) + goto fail; + + ret = mxl111sf_enable_usb_output(state); + if (mxl_fail(ret)) + goto fail; + ret = mxl1x1sf_top_master_ctrl(state, 1); + if (mxl_fail(ret)) + goto fail; + + /* dont care if this fails */ + mxl111sf_init_port_expander(state); + + adap->fe_adap[fe_id].fe = dvb_attach(mxl111sf_demod_attach, state, + &mxl_demod_config); + if (adap->fe_adap[fe_id].fe) { + adap_state->fe_init = adap->fe_adap[fe_id].fe->ops.init; + adap->fe_adap[fe_id].fe->ops.init = mxl111sf_adap_fe_init; + adap_state->fe_sleep = adap->fe_adap[fe_id].fe->ops.sleep; + adap->fe_adap[fe_id].fe->ops.sleep = mxl111sf_adap_fe_sleep; + return 0; + } + ret = -EIO; +fail: + return ret; +} + static inline int mxl111sf_set_ant_path(struct mxl111sf_state *state, int antpath) { @@ -567,7 +648,8 @@ struct i2c_algorithm mxl111sf_i2c_algo = { #endif }; -/* DVB USB Driver stuff */ +static struct dvb_usb_device_properties mxl111sf_dvbt_bulk_properties; +static struct dvb_usb_device_properties mxl111sf_dvbt_isoc_properties; static struct dvb_usb_device_properties mxl111sf_atsc_bulk_properties; static struct dvb_usb_device_properties mxl111sf_atsc_isoc_properties; @@ -580,9 +662,15 @@ static int mxl111sf_probe(struct usb_interface *intf, if (((dvb_usb_mxl111sf_isoc) && (0 == dvb_usb_device_init(intf, + &mxl111sf_dvbt_isoc_properties, + THIS_MODULE, &d, adapter_nr) || + 0 == dvb_usb_device_init(intf, &mxl111sf_atsc_isoc_properties, THIS_MODULE, &d, adapter_nr))) || 0 == dvb_usb_device_init(intf, + &mxl111sf_dvbt_bulk_properties, + THIS_MODULE, &d, adapter_nr) || + 0 == dvb_usb_device_init(intf, &mxl111sf_atsc_bulk_properties, THIS_MODULE, &d, adapter_nr) || 0) { @@ -669,6 +757,36 @@ static struct usb_device_id mxl111sf_table[] = { MODULE_DEVICE_TABLE(usb, mxl111sf_table); +#define MXL111SF_EP4_BULK_STREAMING_CONFIG \ + .streaming_ctrl = mxl111sf_ep4_streaming_ctrl, \ + .stream = { \ + .type = USB_BULK, \ + .count = 5, \ + .endpoint = 0x04, \ + .u = { \ + .bulk = { \ + .buffersize = 8192, \ + } \ + } \ + } + +/* FIXME: works for v6 but not v8 silicon */ +#define MXL111SF_EP4_ISOC_STREAMING_CONFIG \ + .streaming_ctrl = mxl111sf_ep4_streaming_ctrl, \ + .stream = { \ + .type = USB_ISOC, \ + .count = 5, \ + .endpoint = 0x04, \ + .u = { \ + .isoc = { \ + .framesperurb = 96, \ + /* FIXME: v6 SILICON: */ \ + .framesize = 564, \ + .interval = 1, \ + } \ + } \ + } + #define MXL111SF_EP6_BULK_STREAMING_CONFIG \ .streaming_ctrl = mxl111sf_ep6_streaming_ctrl, \ .stream = { \ @@ -712,7 +830,7 @@ MODULE_DEVICE_TABLE(usb, mxl111sf_table); .generic_bulk_ctrl_endpoint_response = MXL_EP1_REG_READ, \ .size_of_priv = sizeof(struct mxl111sf_state) -static struct dvb_usb_device_properties mxl111sf_atsc_bulk_properties = { +static struct dvb_usb_device_properties mxl111sf_dvbt_bulk_properties = { MXL111SF_DEFAULT_DEVICE_PROPERTIES, .num_adapters = 1, @@ -723,10 +841,106 @@ static struct dvb_usb_device_properties mxl111sf_atsc_bulk_properties = { .fe = {{ .size_of_priv = sizeof(struct mxl111sf_adap_state), + .frontend_attach = mxl111sf_attach_demod, + .tuner_attach = mxl111sf_attach_tuner, + + MXL111SF_EP4_BULK_STREAMING_CONFIG, + } }, + }, + }, + .num_device_descs = 4, + .devices = { + { "Hauppauge 126xxx DVBT (bulk)", + { NULL }, + { &mxl111sf_table[4], &mxl111sf_table[8], + NULL }, + }, + { "Hauppauge 117xxx DVBT (bulk)", + { NULL }, + { &mxl111sf_table[15], &mxl111sf_table[18], + NULL }, + }, + { "Hauppauge 138xxx DVBT (bulk)", + { NULL }, + { &mxl111sf_table[20], &mxl111sf_table[22], + &mxl111sf_table[24], &mxl111sf_table[26], + NULL }, + }, + { "Hauppauge 126xxx (tp-bulk)", + { NULL }, + { &mxl111sf_table[28], &mxl111sf_table[30], + NULL }, + }, + } +}; + +static struct dvb_usb_device_properties mxl111sf_dvbt_isoc_properties = { + MXL111SF_DEFAULT_DEVICE_PROPERTIES, + + .num_adapters = 1, + .adapter = { + { + .fe_ioctl_override = mxl111sf_fe_ioctl_override, + .num_frontends = 1, + .fe = {{ + .size_of_priv = sizeof(struct mxl111sf_adap_state), + + .frontend_attach = mxl111sf_attach_demod, + .tuner_attach = mxl111sf_attach_tuner, + + MXL111SF_EP4_ISOC_STREAMING_CONFIG, + } }, + }, + }, + .num_device_descs = 4, + .devices = { + { "Hauppauge 126xxx DVBT (isoc)", + { NULL }, + { &mxl111sf_table[4], &mxl111sf_table[8], + NULL }, + }, + { "Hauppauge 117xxx DVBT (isoc)", + { NULL }, + { &mxl111sf_table[15], &mxl111sf_table[18], + NULL }, + }, + { "Hauppauge 138xxx DVBT (isoc)", + { NULL }, + { &mxl111sf_table[20], &mxl111sf_table[22], + &mxl111sf_table[24], &mxl111sf_table[26], + NULL }, + }, + { "Hauppauge 126xxx (tp-isoc)", + { NULL }, + { &mxl111sf_table[28], &mxl111sf_table[30], + NULL }, + }, + } +}; + +static struct dvb_usb_device_properties mxl111sf_atsc_bulk_properties = { + MXL111SF_DEFAULT_DEVICE_PROPERTIES, + + .num_adapters = 1, + .adapter = { + { + .fe_ioctl_override = mxl111sf_fe_ioctl_override, + .num_frontends = 2, + .fe = {{ + .size_of_priv = sizeof(struct mxl111sf_adap_state), + .frontend_attach = mxl111sf_lgdt3305_frontend_attach, .tuner_attach = mxl111sf_attach_tuner, MXL111SF_EP6_BULK_STREAMING_CONFIG, + }, + { + .size_of_priv = sizeof(struct mxl111sf_adap_state), + + .frontend_attach = mxl111sf_attach_demod, + .tuner_attach = mxl111sf_attach_tuner, + + MXL111SF_EP4_BULK_STREAMING_CONFIG, }}, }, }, @@ -776,7 +990,7 @@ static struct dvb_usb_device_properties mxl111sf_atsc_isoc_properties = { .adapter = { { .fe_ioctl_override = mxl111sf_fe_ioctl_override, - .num_frontends = 1, + .num_frontends = 2, .fe = {{ .size_of_priv = sizeof(struct mxl111sf_adap_state), @@ -784,6 +998,14 @@ static struct dvb_usb_device_properties mxl111sf_atsc_isoc_properties = { .tuner_attach = mxl111sf_attach_tuner, MXL111SF_EP6_ISOC_STREAMING_CONFIG, + }, + { + .size_of_priv = sizeof(struct mxl111sf_adap_state), + + .frontend_attach = mxl111sf_attach_demod, + .tuner_attach = mxl111sf_attach_tuner, + + MXL111SF_EP4_ISOC_STREAMING_CONFIG, }}, }, }, diff --git a/drivers/media/dvb/dvb-usb/mxl111sf.h b/drivers/media/dvb/dvb-usb/mxl111sf.h index 5a2c7bb386cd..364d89f826bd 100644 --- a/drivers/media/dvb/dvb-usb/mxl111sf.h +++ b/drivers/media/dvb/dvb-usb/mxl111sf.h @@ -133,7 +133,7 @@ extern int dvb_usb_mxl111sf_debug; /* The following allows the mxl_fail() macro defined below to work * in externel modules, such as mxl111sf-tuner.ko, even though * dvb_usb_mxl111sf_debug is not defined within those modules */ -#ifdef __MXL111SF_TUNER_H__ +#if (defined(__MXL111SF_TUNER_H__)) || (defined(__MXL111SF_DEMOD_H__)) #define MXL_ADV_DEBUG_ENABLED MXL_ADV_DBG #else #define MXL_ADV_DEBUG_ENABLED dvb_usb_mxl111sf_debug diff --git a/drivers/media/dvb/ngene/Makefile b/drivers/media/dvb/ngene/Makefile index 89873615e683..13ebeffb705f 100644 --- a/drivers/media/dvb/ngene/Makefile +++ b/drivers/media/dvb/ngene/Makefile @@ -11,4 +11,4 @@ ccflags-y += -Idrivers/media/dvb/frontends/ ccflags-y += -Idrivers/media/common/tuners/ # For the staging CI driver cxd2099 -ccflags-y += -Idrivers/staging/cxd2099/ +ccflags-y += -Idrivers/staging/media/cxd2099/ diff --git a/drivers/media/radio/radio-tea5764.c b/drivers/media/radio/radio-tea5764.c index 95ddcc4845d3..db20904d01f0 100644 --- a/drivers/media/radio/radio-tea5764.c +++ b/drivers/media/radio/radio-tea5764.c @@ -128,8 +128,10 @@ struct tea5764_write_regs { u16 rdsbbl; /* PAUSEDET & RDSBBL */ } __attribute__ ((packed)); -#ifndef RADIO_TEA5764_XTAL +#ifdef CONFIG_RADIO_TEA5764_XTAL #define RADIO_TEA5764_XTAL 1 +#else +#define RADIO_TEA5764_XTAL 0 #endif static int radio_nr = -1; diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig index d285c8c92819..b303a3f8a9f8 100644 --- a/drivers/media/video/Kconfig +++ b/drivers/media/video/Kconfig @@ -517,6 +517,13 @@ config VIDEO_NOON010PC30 source "drivers/media/video/m5mols/Kconfig" +config VIDEO_S5K6AA + tristate "Samsung S5K6AAFX sensor support" + depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API + ---help--- + This is a V4L2 sensor-level driver for Samsung S5K6AA(FX) 1.3M + camera sensor with an embedded SoC image signal processor. + comment "Flash devices" config VIDEO_ADP1653 @@ -736,6 +743,8 @@ source "drivers/media/video/cx88/Kconfig" source "drivers/media/video/cx23885/Kconfig" +source "drivers/media/video/cx25821/Kconfig" + source "drivers/media/video/au0828/Kconfig" source "drivers/media/video/ivtv/Kconfig" diff --git a/drivers/media/video/Makefile b/drivers/media/video/Makefile index 11fff97e7196..117f9c4b4cb9 100644 --- a/drivers/media/video/Makefile +++ b/drivers/media/video/Makefile @@ -72,6 +72,7 @@ obj-$(CONFIG_VIDEO_MT9V032) += mt9v032.o obj-$(CONFIG_VIDEO_SR030PC30) += sr030pc30.o obj-$(CONFIG_VIDEO_NOON010PC30) += noon010pc30.o obj-$(CONFIG_VIDEO_M5MOLS) += m5mols/ +obj-$(CONFIG_VIDEO_S5K6AA) += s5k6aa.o obj-$(CONFIG_VIDEO_ADP1653) += adp1653.o obj-$(CONFIG_SOC_CAMERA_IMX074) += imx074.o @@ -104,6 +105,7 @@ obj-$(CONFIG_VIDEO_CX88) += cx88/ obj-$(CONFIG_VIDEO_EM28XX) += em28xx/ obj-$(CONFIG_VIDEO_TLG2300) += tlg2300/ obj-$(CONFIG_VIDEO_CX231XX) += cx231xx/ +obj-$(CONFIG_VIDEO_CX25821) += cx25821/ obj-$(CONFIG_VIDEO_USBVISION) += usbvision/ obj-$(CONFIG_VIDEO_PVRUSB2) += pvrusb2/ obj-$(CONFIG_VIDEO_CPIA2) += cpia2/ diff --git a/drivers/media/video/atmel-isi.c b/drivers/media/video/atmel-isi.c index 774715d2f84f..8c775c59e120 100644 --- a/drivers/media/video/atmel-isi.c +++ b/drivers/media/video/atmel-isi.c @@ -94,6 +94,7 @@ struct atmel_isi { unsigned int irq; struct isi_platform_data *pdata; + u16 width_flags; /* max 12 bits */ struct list_head video_buffer_list; struct frame_buffer *active; @@ -248,9 +249,9 @@ static int atmel_isi_wait_status(struct atmel_isi *isi, int wait_reset) /* ------------------------------------------------------------------ Videobuf operations ------------------------------------------------------------------*/ -static int queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, - unsigned int *nplanes, unsigned int sizes[], - void *alloc_ctxs[]) +static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, + unsigned int *nbuffers, unsigned int *nplanes, + unsigned int sizes[], void *alloc_ctxs[]) { struct soc_camera_device *icd = soc_camera_from_vb2q(vq); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); @@ -647,50 +648,42 @@ static bool isi_camera_packing_supported(const struct soc_mbus_pixelfmt *fmt) fmt->packing == SOC_MBUS_PACKING_EXTEND16); } -static unsigned long make_bus_param(struct atmel_isi *isi) -{ - unsigned long flags; - /* - * Platform specified synchronization and pixel clock polarities are - * only a recommendation and are only used during probing. Atmel ISI - * camera interface only works in master mode, i.e., uses HSYNC and - * VSYNC signals from the sensor - */ - flags = SOCAM_MASTER | - SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_HSYNC_ACTIVE_LOW | - SOCAM_VSYNC_ACTIVE_HIGH | - SOCAM_VSYNC_ACTIVE_LOW | - SOCAM_PCLK_SAMPLE_RISING | - SOCAM_PCLK_SAMPLE_FALLING | - SOCAM_DATA_ACTIVE_HIGH; - - if (isi->pdata->data_width_flags & ISI_DATAWIDTH_10) - flags |= SOCAM_DATAWIDTH_10; - - if (isi->pdata->data_width_flags & ISI_DATAWIDTH_8) - flags |= SOCAM_DATAWIDTH_8; - - if (flags & SOCAM_DATAWIDTH_MASK) - return flags; - - return 0; -} +#define ISI_BUS_PARAM (V4L2_MBUS_MASTER | \ + V4L2_MBUS_HSYNC_ACTIVE_HIGH | \ + V4L2_MBUS_HSYNC_ACTIVE_LOW | \ + V4L2_MBUS_VSYNC_ACTIVE_HIGH | \ + V4L2_MBUS_VSYNC_ACTIVE_LOW | \ + V4L2_MBUS_PCLK_SAMPLE_RISING | \ + V4L2_MBUS_PCLK_SAMPLE_FALLING | \ + V4L2_MBUS_DATA_ACTIVE_HIGH) static int isi_camera_try_bus_param(struct soc_camera_device *icd, unsigned char buswidth) { + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct atmel_isi *isi = ici->priv; - unsigned long camera_flags; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long common_flags; int ret; - camera_flags = icd->ops->query_bus_param(icd); - ret = soc_camera_bus_param_compatible(camera_flags, - make_bus_param(isi)); - if (!ret) - return -EINVAL; - return 0; + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, + ISI_BUS_PARAM); + if (!common_flags) { + dev_warn(icd->parent, + "Flags incompatible: camera 0x%x, host 0x%x\n", + cfg.flags, ISI_BUS_PARAM); + return -EINVAL; + } + } else if (ret != -ENOIOCTLCMD) { + return ret; + } + + if ((1 << (buswidth - 1)) & isi->width_flags) + return 0; + return -EINVAL; } @@ -812,59 +805,71 @@ static int isi_camera_querycap(struct soc_camera_host *ici, static int isi_camera_set_bus_param(struct soc_camera_device *icd, u32 pixfmt) { + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct atmel_isi *isi = ici->priv; - unsigned long bus_flags, camera_flags, common_flags; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long common_flags; int ret; u32 cfg1 = 0; - camera_flags = icd->ops->query_bus_param(icd); - - bus_flags = make_bus_param(isi); - common_flags = soc_camera_bus_param_compatible(camera_flags, bus_flags); - dev_dbg(icd->parent, "Flags cam: 0x%lx host: 0x%lx common: 0x%lx\n", - camera_flags, bus_flags, common_flags); - if (!common_flags) - return -EINVAL; + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, + ISI_BUS_PARAM); + if (!common_flags) { + dev_warn(icd->parent, + "Flags incompatible: camera 0x%x, host 0x%x\n", + cfg.flags, ISI_BUS_PARAM); + return -EINVAL; + } + } else if (ret != -ENOIOCTLCMD) { + return ret; + } else { + common_flags = ISI_BUS_PARAM; + } + dev_dbg(icd->parent, "Flags cam: 0x%x host: 0x%x common: 0x%lx\n", + cfg.flags, ISI_BUS_PARAM, common_flags); /* Make choises, based on platform preferences */ - if ((common_flags & SOCAM_HSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_HSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW)) { if (isi->pdata->hsync_act_low) - common_flags &= ~SOCAM_HSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_HIGH; else - common_flags &= ~SOCAM_HSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_LOW; } - if ((common_flags & SOCAM_VSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_VSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW)) { if (isi->pdata->vsync_act_low) - common_flags &= ~SOCAM_VSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_HIGH; else - common_flags &= ~SOCAM_VSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_LOW; } - if ((common_flags & SOCAM_PCLK_SAMPLE_RISING) && - (common_flags & SOCAM_PCLK_SAMPLE_FALLING)) { + if ((common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) && + (common_flags & V4L2_MBUS_PCLK_SAMPLE_FALLING)) { if (isi->pdata->pclk_act_falling) - common_flags &= ~SOCAM_PCLK_SAMPLE_RISING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_RISING; else - common_flags &= ~SOCAM_PCLK_SAMPLE_FALLING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_FALLING; } - ret = icd->ops->set_bus_param(icd, common_flags); - if (ret < 0) { - dev_dbg(icd->parent, "Camera set_bus_param(%lx) returned %d\n", + cfg.flags = common_flags; + ret = v4l2_subdev_call(sd, video, s_mbus_config, &cfg); + if (ret < 0 && ret != -ENOIOCTLCMD) { + dev_dbg(icd->parent, "camera s_mbus_config(0x%lx) returned %d\n", common_flags, ret); return ret; } /* set bus param for ISI */ - if (common_flags & SOCAM_HSYNC_ACTIVE_LOW) + if (common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW) cfg1 |= ISI_CFG1_HSYNC_POL_ACTIVE_LOW; - if (common_flags & SOCAM_VSYNC_ACTIVE_LOW) + if (common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW) cfg1 |= ISI_CFG1_VSYNC_POL_ACTIVE_LOW; - if (common_flags & SOCAM_PCLK_SAMPLE_FALLING) + if (common_flags & V4L2_MBUS_PCLK_SAMPLE_FALLING) cfg1 |= ISI_CFG1_PIXCLK_POL_ACTIVE_FALLING; if (isi->pdata->has_emb_sync) @@ -983,6 +988,11 @@ static int __devinit atmel_isi_probe(struct platform_device *pdev) goto err_ioremap; } + if (pdata->data_width_flags & ISI_DATAWIDTH_8) + isi->width_flags = 1 << 7; + if (pdata->data_width_flags & ISI_DATAWIDTH_10) + isi->width_flags |= 1 << 9; + isi_writel(isi, ISI_CTRL, ISI_CTRL_DIS); irq = platform_get_irq(pdev, 0); diff --git a/drivers/media/video/cx18/cx18-driver.c b/drivers/media/video/cx18/cx18-driver.c index 9e2f870f4258..c6ff32a6137c 100644 --- a/drivers/media/video/cx18/cx18-driver.c +++ b/drivers/media/video/cx18/cx18-driver.c @@ -1085,6 +1085,8 @@ static int __devinit cx18_probe(struct pci_dev *pci_dev, setup.addr = ADDR_UNSET; setup.type = cx->options.tuner; setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */ + if (cx->options.radio > 0) + setup.mode_mask |= T_RADIO; setup.tuner_callback = (setup.type == TUNER_XC2028) ? cx18_reset_tuner_gpio : NULL; cx18_call_all(cx, tuner, s_type_addr, &setup); diff --git a/drivers/staging/cx25821/Kconfig b/drivers/media/video/cx25821/Kconfig index 5f6b54213713..5f6b54213713 100644 --- a/drivers/staging/cx25821/Kconfig +++ b/drivers/media/video/cx25821/Kconfig diff --git a/drivers/staging/cx25821/Makefile b/drivers/media/video/cx25821/Makefile index aedde18c68f9..aedde18c68f9 100644 --- a/drivers/staging/cx25821/Makefile +++ b/drivers/media/video/cx25821/Makefile diff --git a/drivers/staging/cx25821/cx25821-alsa.c b/drivers/media/video/cx25821/cx25821-alsa.c index 09e99de5fd21..09e99de5fd21 100644 --- a/drivers/staging/cx25821/cx25821-alsa.c +++ b/drivers/media/video/cx25821/cx25821-alsa.c diff --git a/drivers/staging/cx25821/cx25821-audio-upstream.c b/drivers/media/video/cx25821/cx25821-audio-upstream.c index c20d6dece154..c20d6dece154 100644 --- a/drivers/staging/cx25821/cx25821-audio-upstream.c +++ b/drivers/media/video/cx25821/cx25821-audio-upstream.c diff --git a/drivers/staging/cx25821/cx25821-audio-upstream.h b/drivers/media/video/cx25821/cx25821-audio-upstream.h index af2ae7c5815a..af2ae7c5815a 100644 --- a/drivers/staging/cx25821/cx25821-audio-upstream.h +++ b/drivers/media/video/cx25821/cx25821-audio-upstream.h diff --git a/drivers/staging/cx25821/cx25821-audio.h b/drivers/media/video/cx25821/cx25821-audio.h index 8eb55b7b88cb..8eb55b7b88cb 100644 --- a/drivers/staging/cx25821/cx25821-audio.h +++ b/drivers/media/video/cx25821/cx25821-audio.h diff --git a/drivers/staging/cx25821/cx25821-biffuncs.h b/drivers/media/video/cx25821/cx25821-biffuncs.h index 9326a7c729ec..9326a7c729ec 100644 --- a/drivers/staging/cx25821/cx25821-biffuncs.h +++ b/drivers/media/video/cx25821/cx25821-biffuncs.h diff --git a/drivers/staging/cx25821/cx25821-cards.c b/drivers/media/video/cx25821/cx25821-cards.c index 6ace60313b49..6ace60313b49 100644 --- a/drivers/staging/cx25821/cx25821-cards.c +++ b/drivers/media/video/cx25821/cx25821-cards.c diff --git a/drivers/staging/cx25821/cx25821-core.c b/drivers/media/video/cx25821/cx25821-core.c index a7fa38f9594e..a7fa38f9594e 100644 --- a/drivers/staging/cx25821/cx25821-core.c +++ b/drivers/media/video/cx25821/cx25821-core.c diff --git a/drivers/staging/cx25821/cx25821-gpio.c b/drivers/media/video/cx25821/cx25821-gpio.c index 29e43b03c85e..29e43b03c85e 100644 --- a/drivers/staging/cx25821/cx25821-gpio.c +++ b/drivers/media/video/cx25821/cx25821-gpio.c diff --git a/drivers/staging/cx25821/cx25821-i2c.c b/drivers/media/video/cx25821/cx25821-i2c.c index 4d3d0ce40785..4d3d0ce40785 100644 --- a/drivers/staging/cx25821/cx25821-i2c.c +++ b/drivers/media/video/cx25821/cx25821-i2c.c diff --git a/drivers/staging/cx25821/cx25821-medusa-defines.h b/drivers/media/video/cx25821/cx25821-medusa-defines.h index 60d197f57556..60d197f57556 100644 --- a/drivers/staging/cx25821/cx25821-medusa-defines.h +++ b/drivers/media/video/cx25821/cx25821-medusa-defines.h diff --git a/drivers/staging/cx25821/cx25821-medusa-reg.h b/drivers/media/video/cx25821/cx25821-medusa-reg.h index 1c1c228352d1..1c1c228352d1 100644 --- a/drivers/staging/cx25821/cx25821-medusa-reg.h +++ b/drivers/media/video/cx25821/cx25821-medusa-reg.h diff --git a/drivers/staging/cx25821/cx25821-medusa-video.c b/drivers/media/video/cx25821/cx25821-medusa-video.c index fc780d0908dc..fc780d0908dc 100644 --- a/drivers/staging/cx25821/cx25821-medusa-video.c +++ b/drivers/media/video/cx25821/cx25821-medusa-video.c diff --git a/drivers/staging/cx25821/cx25821-medusa-video.h b/drivers/media/video/cx25821/cx25821-medusa-video.h index 6175e0961855..6175e0961855 100644 --- a/drivers/staging/cx25821/cx25821-medusa-video.h +++ b/drivers/media/video/cx25821/cx25821-medusa-video.h diff --git a/drivers/staging/cx25821/cx25821-reg.h b/drivers/media/video/cx25821/cx25821-reg.h index a3fc25a4dc0b..a3fc25a4dc0b 100644 --- a/drivers/staging/cx25821/cx25821-reg.h +++ b/drivers/media/video/cx25821/cx25821-reg.h diff --git a/drivers/staging/cx25821/cx25821-sram.h b/drivers/media/video/cx25821/cx25821-sram.h index 5f05d153bc4d..5f05d153bc4d 100644 --- a/drivers/staging/cx25821/cx25821-sram.h +++ b/drivers/media/video/cx25821/cx25821-sram.h diff --git a/drivers/staging/cx25821/cx25821-video-upstream-ch2.c b/drivers/media/video/cx25821/cx25821-video-upstream-ch2.c index 2a724ddfa53f..2a724ddfa53f 100644 --- a/drivers/staging/cx25821/cx25821-video-upstream-ch2.c +++ b/drivers/media/video/cx25821/cx25821-video-upstream-ch2.c diff --git a/drivers/staging/cx25821/cx25821-video-upstream-ch2.h b/drivers/media/video/cx25821/cx25821-video-upstream-ch2.h index d42dab59b663..d42dab59b663 100644 --- a/drivers/staging/cx25821/cx25821-video-upstream-ch2.h +++ b/drivers/media/video/cx25821/cx25821-video-upstream-ch2.h diff --git a/drivers/staging/cx25821/cx25821-video-upstream.c b/drivers/media/video/cx25821/cx25821-video-upstream.c index c0b80068f468..c0b80068f468 100644 --- a/drivers/staging/cx25821/cx25821-video-upstream.c +++ b/drivers/media/video/cx25821/cx25821-video-upstream.c diff --git a/drivers/staging/cx25821/cx25821-video-upstream.h b/drivers/media/video/cx25821/cx25821-video-upstream.h index 268ec8aa6a61..268ec8aa6a61 100644 --- a/drivers/staging/cx25821/cx25821-video-upstream.h +++ b/drivers/media/video/cx25821/cx25821-video-upstream.h diff --git a/drivers/staging/cx25821/cx25821-video.c b/drivers/media/video/cx25821/cx25821-video.c index 084fc0899e13..4d6907cda75b 100644 --- a/drivers/staging/cx25821/cx25821-video.c +++ b/drivers/media/video/cx25821/cx25821-video.c @@ -1312,7 +1312,7 @@ int cx25821_vidioc_s_input(struct file *file, void *priv, unsigned int i) return err; } - if (i > 2) { + if (i >= CX25821_NR_INPUT) { dprintk(1, "%s(): -EINVAL\n", __func__); return -EINVAL; } diff --git a/drivers/staging/cx25821/cx25821-video.h b/drivers/media/video/cx25821/cx25821-video.h index d0d9538ca5b3..d0d9538ca5b3 100644 --- a/drivers/staging/cx25821/cx25821-video.h +++ b/drivers/media/video/cx25821/cx25821-video.h diff --git a/drivers/staging/cx25821/cx25821.h b/drivers/media/video/cx25821/cx25821.h index db2615b2bac3..2d2d00932823 100644 --- a/drivers/staging/cx25821/cx25821.h +++ b/drivers/media/video/cx25821/cx25821.h @@ -98,6 +98,7 @@ #define CX25821_BOARD_CONEXANT_ATHENA10 1 #define MAX_VID_CHANNEL_NUM 12 #define VID_CHANNEL_NUM 8 +#define CX25821_NR_INPUT 2 struct cx25821_fmt { char *name; @@ -196,7 +197,7 @@ struct cx25821_board { unsigned char radio_addr; u32 clk_freq; - struct cx25821_input input[2]; + struct cx25821_input input[CX25821_NR_INPUT]; }; struct cx25821_subid { diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c index 4240f0b720fa..9b747c266afa 100644 --- a/drivers/media/video/em28xx/em28xx-cards.c +++ b/drivers/media/video/em28xx/em28xx-cards.c @@ -1923,6 +1923,8 @@ struct usb_device_id em28xx_id_table[] = { .driver_info = EM2860_BOARD_TERRATEC_AV350 }, { USB_DEVICE(0x0ccd, 0x0096), .driver_info = EM2860_BOARD_TERRATEC_GRABBY }, + { USB_DEVICE(0x0ccd, 0x10AF), + .driver_info = EM2860_BOARD_TERRATEC_GRABBY }, { USB_DEVICE(0x0fd9, 0x0033), .driver_info = EM2860_BOARD_ELGATO_VIDEO_CAPTURE}, { USB_DEVICE(0x185b, 0x2870), diff --git a/drivers/media/video/imx074.c b/drivers/media/video/imx074.c index 0382ea752e6f..8775e262bb6e 100644 --- a/drivers/media/video/imx074.c +++ b/drivers/media/video/imx074.c @@ -12,11 +12,11 @@ #include <linux/delay.h> #include <linux/i2c.h> +#include <linux/v4l2-mediabus.h> #include <linux/slab.h> #include <linux/videodev2.h> #include <media/soc_camera.h> -#include <media/soc_mediabus.h> #include <media/v4l2-subdev.h> #include <media/v4l2-chip-ident.h> @@ -267,6 +267,17 @@ static int imx074_g_chip_ident(struct v4l2_subdev *sd, return 0; } +static int imx074_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + cfg->type = V4L2_MBUS_CSI2; + cfg->flags = V4L2_MBUS_CSI2_2_LANE | + V4L2_MBUS_CSI2_CHANNEL_0 | + V4L2_MBUS_CSI2_CONTINUOUS_CLOCK; + + return 0; +} + static struct v4l2_subdev_video_ops imx074_subdev_video_ops = { .s_stream = imx074_s_stream, .s_mbus_fmt = imx074_s_fmt, @@ -275,6 +286,7 @@ static struct v4l2_subdev_video_ops imx074_subdev_video_ops = { .enum_mbus_fmt = imx074_enum_fmt, .g_crop = imx074_g_crop, .cropcap = imx074_cropcap, + .g_mbus_config = imx074_g_mbus_config, }; static struct v4l2_subdev_core_ops imx074_subdev_core_ops = { @@ -286,28 +298,7 @@ static struct v4l2_subdev_ops imx074_subdev_ops = { .video = &imx074_subdev_video_ops, }; -/* - * We have to provide soc-camera operations, but we don't have anything to say - * there. The MIPI CSI2 driver will provide .query_bus_param and .set_bus_param - */ -static unsigned long imx074_query_bus_param(struct soc_camera_device *icd) -{ - return 0; -} - -static int imx074_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - return -EINVAL; -} - -static struct soc_camera_ops imx074_ops = { - .query_bus_param = imx074_query_bus_param, - .set_bus_param = imx074_set_bus_param, -}; - -static int imx074_video_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int imx074_video_probe(struct i2c_client *client) { int ret; u16 id; @@ -417,17 +408,10 @@ static int imx074_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct imx074 *priv; - struct soc_camera_device *icd = client->dev.platform_data; struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); - struct soc_camera_link *icl; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); int ret; - if (!icd) { - dev_err(&client->dev, "IMX074: missing soc-camera data!\n"); - return -EINVAL; - } - - icl = to_soc_camera_link(icd); if (!icl) { dev_err(&client->dev, "IMX074: missing platform data!\n"); return -EINVAL; @@ -445,12 +429,10 @@ static int imx074_probe(struct i2c_client *client, v4l2_i2c_subdev_init(&priv->subdev, client, &imx074_subdev_ops); - icd->ops = &imx074_ops; priv->fmt = &imx074_colour_fmts[0]; - ret = imx074_video_probe(icd, client); + ret = imx074_video_probe(client); if (ret < 0) { - icd->ops = NULL; kfree(priv); return ret; } @@ -461,10 +443,8 @@ static int imx074_probe(struct i2c_client *client, static int imx074_remove(struct i2c_client *client) { struct imx074 *priv = to_imx074(client); - struct soc_camera_device *icd = client->dev.platform_data; - struct soc_camera_link *icl = to_soc_camera_link(icd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); - icd->ops = NULL; if (icl->free_bus) icl->free_bus(icl); kfree(priv); diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c index 0fb75524484d..41108a9a195e 100644 --- a/drivers/media/video/ivtv/ivtv-driver.c +++ b/drivers/media/video/ivtv/ivtv-driver.c @@ -1180,6 +1180,8 @@ static int __devinit ivtv_probe(struct pci_dev *pdev, setup.addr = ADDR_UNSET; setup.type = itv->options.tuner; setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */ + if (itv->options.radio > 0) + setup.mode_mask |= T_RADIO; setup.tuner_callback = (setup.type == TUNER_XC2028) ? ivtv_reset_tuner_gpio : NULL; ivtv_call_all(itv, tuner, s_type_addr, &setup); diff --git a/drivers/media/video/marvell-ccic/mcam-core.c b/drivers/media/video/marvell-ccic/mcam-core.c index 1141b976dff4..80ec64d2d6d8 100644 --- a/drivers/media/video/marvell-ccic/mcam-core.c +++ b/drivers/media/video/marvell-ccic/mcam-core.c @@ -883,7 +883,8 @@ static int mcam_read_setup(struct mcam_camera *cam) * Videobuf2 interface code. */ -static int mcam_vb_queue_setup(struct vb2_queue *vq, unsigned int *nbufs, +static int mcam_vb_queue_setup(struct vb2_queue *vq, + const struct v4l2_format *fmt, unsigned int *nbufs, unsigned int *num_planes, unsigned int sizes[], void *alloc_ctxs[]) { diff --git a/drivers/media/video/mem2mem_testdev.c b/drivers/media/video/mem2mem_testdev.c index 9594b52f8605..12897e8a3314 100644 --- a/drivers/media/video/mem2mem_testdev.c +++ b/drivers/media/video/mem2mem_testdev.c @@ -738,9 +738,10 @@ static const struct v4l2_ioctl_ops m2mtest_ioctl_ops = { * Queue operations */ -static int m2mtest_queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, - unsigned int *nplanes, unsigned int sizes[], - void *alloc_ctxs[]) +static int m2mtest_queue_setup(struct vb2_queue *vq, + const struct v4l2_format *fmt, + unsigned int *nbuffers, unsigned int *nplanes, + unsigned int sizes[], void *alloc_ctxs[]) { struct m2mtest_ctx *ctx = vb2_get_drv_priv(vq); struct m2mtest_q_data *q_data; diff --git a/drivers/media/video/mt9m001.c b/drivers/media/video/mt9m001.c index 4da9cca939c1..63ae5c61c9bf 100644 --- a/drivers/media/video/mt9m001.c +++ b/drivers/media/video/mt9m001.c @@ -13,9 +13,11 @@ #include <linux/i2c.h> #include <linux/log2.h> +#include <media/soc_camera.h> +#include <media/soc_mediabus.h> #include <media/v4l2-subdev.h> #include <media/v4l2-chip-ident.h> -#include <media/soc_camera.h> +#include <media/v4l2-ctrls.h> /* * mt9m001 i2c address 0x5d @@ -84,15 +86,19 @@ static const struct mt9m001_datafmt mt9m001_monochrome_fmts[] = { struct mt9m001 { struct v4l2_subdev subdev; + struct v4l2_ctrl_handler hdl; + struct { + /* exposure/auto-exposure cluster */ + struct v4l2_ctrl *autoexposure; + struct v4l2_ctrl *exposure; + }; struct v4l2_rect rect; /* Sensor window */ const struct mt9m001_datafmt *fmt; const struct mt9m001_datafmt *fmts; int num_fmts; int model; /* V4L2_IDENT_MT9M001* codes from v4l2-chip-ident.h */ - unsigned int gain; - unsigned int exposure; + unsigned int total_h; unsigned short y_skip_top; /* Lines to skip at the top */ - unsigned char autoexposure; }; static struct mt9m001 *to_mt9m001(const struct i2c_client *client) @@ -165,54 +171,13 @@ static int mt9m001_s_stream(struct v4l2_subdev *sd, int enable) return 0; } -static int mt9m001_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - unsigned long width_flag = flags & SOCAM_DATAWIDTH_MASK; - - /* Only one width bit may be set */ - if (!is_power_of_2(width_flag)) - return -EINVAL; - - if (icl->set_bus_param) - return icl->set_bus_param(icl, width_flag); - - /* - * Without board specific bus width settings we only support the - * sensors native bus width - */ - if (width_flag == SOCAM_DATAWIDTH_10) - return 0; - - return -EINVAL; -} - -static unsigned long mt9m001_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - /* MT9M001 has all capture_format parameters fixed */ - unsigned long flags = SOCAM_PCLK_SAMPLE_FALLING | - SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH | - SOCAM_DATA_ACTIVE_HIGH | SOCAM_MASTER; - - if (icl->query_bus_param) - flags |= icl->query_bus_param(icl) & SOCAM_DATAWIDTH_MASK; - else - flags |= SOCAM_DATAWIDTH_10; - - return soc_camera_apply_sensor_flags(icl, flags); -} - static int mt9m001_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct mt9m001 *mt9m001 = to_mt9m001(client); struct v4l2_rect rect = a->c; - struct soc_camera_device *icd = client->dev.platform_data; int ret; const u16 hblank = 9, vblank = 25; - unsigned int total_h; if (mt9m001->fmts == mt9m001_colour_fmts) /* @@ -231,7 +196,7 @@ static int mt9m001_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) soc_camera_limit_side(&rect.top, &rect.height, MT9M001_ROW_SKIP, MT9M001_MIN_HEIGHT, MT9M001_MAX_HEIGHT); - total_h = rect.height + mt9m001->y_skip_top + vblank; + mt9m001->total_h = rect.height + mt9m001->y_skip_top + vblank; /* Blanking and start values - default... */ ret = reg_write(client, MT9M001_HORIZONTAL_BLANKING, hblank); @@ -240,7 +205,7 @@ static int mt9m001_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) /* * The caller provides a supported format, as verified per - * call to icd->try_fmt() + * call to .try_mbus_fmt() */ if (!ret) ret = reg_write(client, MT9M001_COLUMN_START, rect.left); @@ -251,17 +216,8 @@ static int mt9m001_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) if (!ret) ret = reg_write(client, MT9M001_WINDOW_HEIGHT, rect.height + mt9m001->y_skip_top - 1); - if (!ret && mt9m001->autoexposure) { - ret = reg_write(client, MT9M001_SHUTTER_WIDTH, total_h); - if (!ret) { - const struct v4l2_queryctrl *qctrl = - soc_camera_find_qctrl(icd->ops, - V4L2_CID_EXPOSURE); - mt9m001->exposure = (524 + (total_h - 1) * - (qctrl->maximum - qctrl->minimum)) / - 1048 + qctrl->minimum; - } - } + if (!ret && v4l2_ctrl_g_ctrl(mt9m001->autoexposure) == V4L2_EXPOSURE_AUTO) + ret = reg_write(client, MT9M001_SHUTTER_WIDTH, mt9m001->total_h); if (!ret) mt9m001->rect = rect; @@ -421,107 +377,48 @@ static int mt9m001_s_register(struct v4l2_subdev *sd, } #endif -static const struct v4l2_queryctrl mt9m001_controls[] = { - { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Vertically", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, { - .id = V4L2_CID_GAIN, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Gain", - .minimum = 0, - .maximum = 127, - .step = 1, - .default_value = 64, - .flags = V4L2_CTRL_FLAG_SLIDER, - }, { - .id = V4L2_CID_EXPOSURE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Exposure", - .minimum = 1, - .maximum = 255, - .step = 1, - .default_value = 255, - .flags = V4L2_CTRL_FLAG_SLIDER, - }, { - .id = V4L2_CID_EXPOSURE_AUTO, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Automatic Exposure", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - } -}; - -static struct soc_camera_ops mt9m001_ops = { - .set_bus_param = mt9m001_set_bus_param, - .query_bus_param = mt9m001_query_bus_param, - .controls = mt9m001_controls, - .num_controls = ARRAY_SIZE(mt9m001_controls), -}; - -static int mt9m001_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int mt9m001_g_volatile_ctrl(struct v4l2_ctrl *ctrl) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9m001 *mt9m001 = to_mt9m001(client); - int data; + struct mt9m001 *mt9m001 = container_of(ctrl->handler, + struct mt9m001, hdl); + s32 min, max; switch (ctrl->id) { - case V4L2_CID_VFLIP: - data = reg_read(client, MT9M001_READ_OPTIONS2); - if (data < 0) - return -EIO; - ctrl->value = !!(data & 0x8000); - break; case V4L2_CID_EXPOSURE_AUTO: - ctrl->value = mt9m001->autoexposure; - break; - case V4L2_CID_GAIN: - ctrl->value = mt9m001->gain; - break; - case V4L2_CID_EXPOSURE: - ctrl->value = mt9m001->exposure; + min = mt9m001->exposure->minimum; + max = mt9m001->exposure->maximum; + mt9m001->exposure->val = + (524 + (mt9m001->total_h - 1) * (max - min)) / 1048 + min; break; } return 0; } -static int mt9m001_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int mt9m001_s_ctrl(struct v4l2_ctrl *ctrl) { + struct mt9m001 *mt9m001 = container_of(ctrl->handler, + struct mt9m001, hdl); + struct v4l2_subdev *sd = &mt9m001->subdev; struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9m001 *mt9m001 = to_mt9m001(client); - struct soc_camera_device *icd = client->dev.platform_data; - const struct v4l2_queryctrl *qctrl; + struct v4l2_ctrl *exp = mt9m001->exposure; int data; - qctrl = soc_camera_find_qctrl(&mt9m001_ops, ctrl->id); - - if (!qctrl) - return -EINVAL; - switch (ctrl->id) { case V4L2_CID_VFLIP: - if (ctrl->value) + if (ctrl->val) data = reg_set(client, MT9M001_READ_OPTIONS2, 0x8000); else data = reg_clear(client, MT9M001_READ_OPTIONS2, 0x8000); if (data < 0) return -EIO; - break; + return 0; + case V4L2_CID_GAIN: - if (ctrl->value > qctrl->maximum || ctrl->value < qctrl->minimum) - return -EINVAL; /* See Datasheet Table 7, Gain settings. */ - if (ctrl->value <= qctrl->default_value) { + if (ctrl->val <= ctrl->default_value) { /* Pack it into 0..1 step 0.125, register values 0..8 */ - unsigned long range = qctrl->default_value - qctrl->minimum; - data = ((ctrl->value - qctrl->minimum) * 8 + range / 2) / range; + unsigned long range = ctrl->default_value - ctrl->minimum; + data = ((ctrl->val - ctrl->minimum) * 8 + range / 2) / range; dev_dbg(&client->dev, "Setting gain %d\n", data); data = reg_write(client, MT9M001_GLOBAL_GAIN, data); @@ -530,8 +427,8 @@ static int mt9m001_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) } else { /* Pack it into 1.125..15 variable step, register values 9..67 */ /* We assume qctrl->maximum - qctrl->default_value - 1 > 0 */ - unsigned long range = qctrl->maximum - qctrl->default_value - 1; - unsigned long gain = ((ctrl->value - qctrl->default_value - 1) * + unsigned long range = ctrl->maximum - ctrl->default_value - 1; + unsigned long gain = ((ctrl->val - ctrl->default_value - 1) * 111 + range / 2) / range + 9; if (gain <= 32) @@ -547,66 +444,44 @@ static int mt9m001_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) if (data < 0) return -EIO; } + return 0; - /* Success */ - mt9m001->gain = ctrl->value; - break; - case V4L2_CID_EXPOSURE: - /* mt9m001 has maximum == default */ - if (ctrl->value > qctrl->maximum || ctrl->value < qctrl->minimum) - return -EINVAL; - else { - unsigned long range = qctrl->maximum - qctrl->minimum; - unsigned long shutter = ((ctrl->value - qctrl->minimum) * 1048 + + case V4L2_CID_EXPOSURE_AUTO: + if (ctrl->val == V4L2_EXPOSURE_MANUAL) { + unsigned long range = exp->maximum - exp->minimum; + unsigned long shutter = ((exp->val - exp->minimum) * 1048 + range / 2) / range + 1; dev_dbg(&client->dev, "Setting shutter width from %d to %lu\n", - reg_read(client, MT9M001_SHUTTER_WIDTH), - shutter); + reg_read(client, MT9M001_SHUTTER_WIDTH), shutter); if (reg_write(client, MT9M001_SHUTTER_WIDTH, shutter) < 0) return -EIO; - mt9m001->exposure = ctrl->value; - mt9m001->autoexposure = 0; - } - break; - case V4L2_CID_EXPOSURE_AUTO: - if (ctrl->value) { + } else { const u16 vblank = 25; - unsigned int total_h = mt9m001->rect.height + + + mt9m001->total_h = mt9m001->rect.height + mt9m001->y_skip_top + vblank; - if (reg_write(client, MT9M001_SHUTTER_WIDTH, - total_h) < 0) + if (reg_write(client, MT9M001_SHUTTER_WIDTH, mt9m001->total_h) < 0) return -EIO; - qctrl = soc_camera_find_qctrl(icd->ops, V4L2_CID_EXPOSURE); - mt9m001->exposure = (524 + (total_h - 1) * - (qctrl->maximum - qctrl->minimum)) / - 1048 + qctrl->minimum; - mt9m001->autoexposure = 1; - } else - mt9m001->autoexposure = 0; - break; + } + return 0; } - return 0; + return -EINVAL; } /* * Interface active, can use i2c. If it fails, it can indeed mean, that * this wasn't our capture interface, so, we wait for the right one */ -static int mt9m001_video_probe(struct soc_camera_device *icd, +static int mt9m001_video_probe(struct soc_camera_link *icl, struct i2c_client *client) { struct mt9m001 *mt9m001 = to_mt9m001(client); - struct soc_camera_link *icl = to_soc_camera_link(icd); s32 data; unsigned long flags; int ret; - /* We must have a parent by now. And it cannot be a wrong one. */ - BUG_ON(!icd->parent || - to_soc_camera_host(icd->parent)->nr != icd->iface); - /* Enable the chip */ data = reg_write(client, MT9M001_CHIP_ENABLE, 1); dev_dbg(&client->dev, "write: %d\n", data); @@ -661,18 +536,11 @@ static int mt9m001_video_probe(struct soc_camera_device *icd, dev_err(&client->dev, "Failed to initialise the camera\n"); /* mt9m001_init() has reset the chip, returning registers to defaults */ - mt9m001->gain = 64; - mt9m001->exposure = 255; - - return ret; + return v4l2_ctrl_handler_setup(&mt9m001->hdl); } -static void mt9m001_video_remove(struct soc_camera_device *icd) +static void mt9m001_video_remove(struct soc_camera_link *icl) { - struct soc_camera_link *icl = to_soc_camera_link(icd); - - dev_dbg(icd->pdev, "Video removed: %p, %p\n", - icd->parent, icd->vdev); if (icl->free_bus) icl->free_bus(icl); } @@ -687,9 +555,12 @@ static int mt9m001_g_skip_top_lines(struct v4l2_subdev *sd, u32 *lines) return 0; } +static const struct v4l2_ctrl_ops mt9m001_ctrl_ops = { + .g_volatile_ctrl = mt9m001_g_volatile_ctrl, + .s_ctrl = mt9m001_s_ctrl, +}; + static struct v4l2_subdev_core_ops mt9m001_subdev_core_ops = { - .g_ctrl = mt9m001_g_ctrl, - .s_ctrl = mt9m001_s_ctrl, .g_chip_ident = mt9m001_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = mt9m001_g_register, @@ -710,6 +581,40 @@ static int mt9m001_enum_fmt(struct v4l2_subdev *sd, unsigned int index, return 0; } +static int mt9m001_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + /* MT9M001 has all capture_format parameters fixed */ + cfg->flags = V4L2_MBUS_PCLK_SAMPLE_FALLING | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_HIGH | + V4L2_MBUS_DATA_ACTIVE_HIGH | V4L2_MBUS_MASTER; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + +static int mt9m001_s_mbus_config(struct v4l2_subdev *sd, + const struct v4l2_mbus_config *cfg) +{ + const struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + struct mt9m001 *mt9m001 = to_mt9m001(client); + unsigned int bps = soc_mbus_get_fmtdesc(mt9m001->fmt->code)->bits_per_sample; + + if (icl->set_bus_param) + return icl->set_bus_param(icl, 1 << (bps - 1)); + + /* + * Without board specific bus width settings we only support the + * sensors native bus width + */ + return bps == 10 ? 0 : -EINVAL; +} + static struct v4l2_subdev_video_ops mt9m001_subdev_video_ops = { .s_stream = mt9m001_s_stream, .s_mbus_fmt = mt9m001_s_fmt, @@ -719,6 +624,8 @@ static struct v4l2_subdev_video_ops mt9m001_subdev_video_ops = { .g_crop = mt9m001_g_crop, .cropcap = mt9m001_cropcap, .enum_mbus_fmt = mt9m001_enum_fmt, + .g_mbus_config = mt9m001_g_mbus_config, + .s_mbus_config = mt9m001_s_mbus_config, }; static struct v4l2_subdev_sensor_ops mt9m001_subdev_sensor_ops = { @@ -735,17 +642,10 @@ static int mt9m001_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct mt9m001 *mt9m001; - struct soc_camera_device *icd = client->dev.platform_data; struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); - struct soc_camera_link *icl; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); int ret; - if (!icd) { - dev_err(&client->dev, "MT9M001: missing soc-camera data!\n"); - return -EINVAL; - } - - icl = to_soc_camera_link(icd); if (!icl) { dev_err(&client->dev, "MT9M001 driver needs platform data\n"); return -EINVAL; @@ -762,25 +662,40 @@ static int mt9m001_probe(struct i2c_client *client, return -ENOMEM; v4l2_i2c_subdev_init(&mt9m001->subdev, client, &mt9m001_subdev_ops); + v4l2_ctrl_handler_init(&mt9m001->hdl, 4); + v4l2_ctrl_new_std(&mt9m001->hdl, &mt9m001_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&mt9m001->hdl, &mt9m001_ctrl_ops, + V4L2_CID_GAIN, 0, 127, 1, 64); + mt9m001->exposure = v4l2_ctrl_new_std(&mt9m001->hdl, &mt9m001_ctrl_ops, + V4L2_CID_EXPOSURE, 1, 255, 1, 255); + /* + * Simulated autoexposure. If enabled, we calculate shutter width + * ourselves in the driver based on vertical blanking and frame width + */ + mt9m001->autoexposure = v4l2_ctrl_new_std_menu(&mt9m001->hdl, + &mt9m001_ctrl_ops, V4L2_CID_EXPOSURE_AUTO, 1, 0, + V4L2_EXPOSURE_AUTO); + mt9m001->subdev.ctrl_handler = &mt9m001->hdl; + if (mt9m001->hdl.error) { + int err = mt9m001->hdl.error; - /* Second stage probe - when a capture adapter is there */ - icd->ops = &mt9m001_ops; + kfree(mt9m001); + return err; + } + v4l2_ctrl_auto_cluster(2, &mt9m001->autoexposure, + V4L2_EXPOSURE_MANUAL, true); + /* Second stage probe - when a capture adapter is there */ mt9m001->y_skip_top = 0; mt9m001->rect.left = MT9M001_COLUMN_SKIP; mt9m001->rect.top = MT9M001_ROW_SKIP; mt9m001->rect.width = MT9M001_MAX_WIDTH; mt9m001->rect.height = MT9M001_MAX_HEIGHT; - /* - * Simulated autoexposure. If enabled, we calculate shutter width - * ourselves in the driver based on vertical blanking and frame width - */ - mt9m001->autoexposure = 1; - - ret = mt9m001_video_probe(icd, client); + ret = mt9m001_video_probe(icl, client); if (ret) { - icd->ops = NULL; + v4l2_ctrl_handler_free(&mt9m001->hdl); kfree(mt9m001); } @@ -790,10 +705,11 @@ static int mt9m001_probe(struct i2c_client *client, static int mt9m001_remove(struct i2c_client *client) { struct mt9m001 *mt9m001 = to_mt9m001(client); - struct soc_camera_device *icd = client->dev.platform_data; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); - icd->ops = NULL; - mt9m001_video_remove(icd); + v4l2_device_unregister_subdev(&mt9m001->subdev); + v4l2_ctrl_handler_free(&mt9m001->hdl); + mt9m001_video_remove(icl); kfree(mt9m001); return 0; diff --git a/drivers/media/video/mt9m111.c b/drivers/media/video/mt9m111.c index 07af26e6bebd..f023cc092c2b 100644 --- a/drivers/media/video/mt9m111.c +++ b/drivers/media/video/mt9m111.c @@ -13,10 +13,12 @@ #include <linux/log2.h> #include <linux/gpio.h> #include <linux/delay.h> +#include <linux/v4l2-mediabus.h> +#include <media/soc_camera.h> #include <media/v4l2-common.h> +#include <media/v4l2-ctrls.h> #include <media/v4l2-chip-ident.h> -#include <media/soc_camera.h> /* * MT9M111, MT9M112 and MT9M131: @@ -177,6 +179,8 @@ enum mt9m111_context { struct mt9m111 { struct v4l2_subdev subdev; + struct v4l2_ctrl_handler hdl; + struct v4l2_ctrl *gain; int model; /* V4L2_IDENT_MT9M111 or V4L2_IDENT_MT9M112 code * from v4l2-chip-ident.h */ enum mt9m111_context context; @@ -185,13 +189,8 @@ struct mt9m111 { int power_count; const struct mt9m111_datafmt *fmt; int lastpage; /* PageMap cache value */ - unsigned int gain; - unsigned char autoexposure; unsigned char datawidth; unsigned int powered:1; - unsigned int hflip:1; - unsigned int vflip:1; - unsigned int autowhitebalance:1; }; static struct mt9m111 *to_mt9m111(const struct i2c_client *client) @@ -363,21 +362,6 @@ static int mt9m111_reset(struct mt9m111 *mt9m111) return ret; } -static unsigned long mt9m111_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - unsigned long flags = SOCAM_MASTER | SOCAM_PCLK_SAMPLE_RISING | - SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH | - SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATAWIDTH_8; - - return soc_camera_apply_sensor_flags(icl, flags); -} - -static int mt9m111_set_bus_param(struct soc_camera_device *icd, unsigned long f) -{ - return 0; -} - static int mt9m111_make_rect(struct mt9m111 *mt9m111, struct v4l2_rect *rect) { @@ -660,50 +644,6 @@ static int mt9m111_s_register(struct v4l2_subdev *sd, } #endif -static const struct v4l2_queryctrl mt9m111_controls[] = { - { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Verticaly", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, { - .id = V4L2_CID_HFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Horizontaly", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, { /* gain = 1/32*val (=>gain=1 if val==32) */ - .id = V4L2_CID_GAIN, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Gain", - .minimum = 0, - .maximum = 63 * 2 * 2, - .step = 1, - .default_value = 32, - .flags = V4L2_CTRL_FLAG_SLIDER, - }, { - .id = V4L2_CID_EXPOSURE_AUTO, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Auto Exposure", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - } -}; - -static struct soc_camera_ops mt9m111_ops = { - .query_bus_param = mt9m111_query_bus_param, - .set_bus_param = mt9m111_set_bus_param, - .controls = mt9m111_controls, - .num_controls = ARRAY_SIZE(mt9m111_controls), -}; - static int mt9m111_set_flip(struct mt9m111 *mt9m111, int flip, int mask) { struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev); @@ -744,7 +684,6 @@ static int mt9m111_set_global_gain(struct mt9m111 *mt9m111, int gain) if (gain > 63 * 2 * 2) return -EINVAL; - mt9m111->gain = gain; if ((gain >= 64 * 2) && (gain < 63 * 2 * 2)) val = (1 << 10) | (1 << 9) | (gain / 4); else if ((gain >= 64) && (gain < 64 * 2)) @@ -758,118 +697,47 @@ static int mt9m111_set_global_gain(struct mt9m111 *mt9m111, int gain) static int mt9m111_set_autoexposure(struct mt9m111 *mt9m111, int on) { struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev); - int ret; if (on) - ret = reg_set(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOEXPO_EN); - else - ret = reg_clear(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOEXPO_EN); - - if (!ret) - mt9m111->autoexposure = on; - - return ret; + return reg_set(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOEXPO_EN); + return reg_clear(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOEXPO_EN); } static int mt9m111_set_autowhitebalance(struct mt9m111 *mt9m111, int on) { struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev); - int ret; if (on) - ret = reg_set(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOWHITEBAL_EN); - else - ret = reg_clear(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOWHITEBAL_EN); - - if (!ret) - mt9m111->autowhitebalance = on; - - return ret; -} - -static int mt9m111_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev); - int data; - - switch (ctrl->id) { - case V4L2_CID_VFLIP: - if (mt9m111->context == HIGHPOWER) - data = reg_read(READ_MODE_B); - else - data = reg_read(READ_MODE_A); - - if (data < 0) - return -EIO; - ctrl->value = !!(data & MT9M111_RMB_MIRROR_ROWS); - break; - case V4L2_CID_HFLIP: - if (mt9m111->context == HIGHPOWER) - data = reg_read(READ_MODE_B); - else - data = reg_read(READ_MODE_A); - - if (data < 0) - return -EIO; - ctrl->value = !!(data & MT9M111_RMB_MIRROR_COLS); - break; - case V4L2_CID_GAIN: - data = mt9m111_get_global_gain(mt9m111); - if (data < 0) - return data; - ctrl->value = data; - break; - case V4L2_CID_EXPOSURE_AUTO: - ctrl->value = mt9m111->autoexposure; - break; - case V4L2_CID_AUTO_WHITE_BALANCE: - ctrl->value = mt9m111->autowhitebalance; - break; - } - return 0; + return reg_set(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOWHITEBAL_EN); + return reg_clear(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOWHITEBAL_EN); } -static int mt9m111_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int mt9m111_s_ctrl(struct v4l2_ctrl *ctrl) { - struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev); - const struct v4l2_queryctrl *qctrl; - int ret; - - qctrl = soc_camera_find_qctrl(&mt9m111_ops, ctrl->id); - if (!qctrl) - return -EINVAL; + struct mt9m111 *mt9m111 = container_of(ctrl->handler, + struct mt9m111, hdl); switch (ctrl->id) { case V4L2_CID_VFLIP: - mt9m111->vflip = ctrl->value; - ret = mt9m111_set_flip(mt9m111, ctrl->value, + return mt9m111_set_flip(mt9m111, ctrl->val, MT9M111_RMB_MIRROR_ROWS); - break; case V4L2_CID_HFLIP: - mt9m111->hflip = ctrl->value; - ret = mt9m111_set_flip(mt9m111, ctrl->value, + return mt9m111_set_flip(mt9m111, ctrl->val, MT9M111_RMB_MIRROR_COLS); - break; case V4L2_CID_GAIN: - ret = mt9m111_set_global_gain(mt9m111, ctrl->value); - break; + return mt9m111_set_global_gain(mt9m111, ctrl->val); case V4L2_CID_EXPOSURE_AUTO: - ret = mt9m111_set_autoexposure(mt9m111, ctrl->value); - break; + return mt9m111_set_autoexposure(mt9m111, ctrl->val); case V4L2_CID_AUTO_WHITE_BALANCE: - ret = mt9m111_set_autowhitebalance(mt9m111, ctrl->value); - break; - default: - ret = -EINVAL; + return mt9m111_set_autowhitebalance(mt9m111, ctrl->val); } - return ret; + return -EINVAL; } static int mt9m111_suspend(struct mt9m111 *mt9m111) { - mt9m111->gain = mt9m111_get_global_gain(mt9m111); + v4l2_ctrl_s_ctrl(mt9m111->gain, mt9m111_get_global_gain(mt9m111)); return 0; } @@ -879,11 +747,7 @@ static void mt9m111_restore_state(struct mt9m111 *mt9m111) mt9m111_set_context(mt9m111, mt9m111->context); mt9m111_set_pixfmt(mt9m111, mt9m111->fmt->code); mt9m111_setup_rect(mt9m111, &mt9m111->rect); - mt9m111_set_flip(mt9m111, mt9m111->hflip, MT9M111_RMB_MIRROR_COLS); - mt9m111_set_flip(mt9m111, mt9m111->vflip, MT9M111_RMB_MIRROR_ROWS); - mt9m111_set_global_gain(mt9m111, mt9m111->gain); - mt9m111_set_autoexposure(mt9m111, mt9m111->autoexposure); - mt9m111_set_autowhitebalance(mt9m111, mt9m111->autowhitebalance); + v4l2_ctrl_handler_setup(&mt9m111->hdl); } static int mt9m111_resume(struct mt9m111 *mt9m111) @@ -911,8 +775,6 @@ static int mt9m111_init(struct mt9m111 *mt9m111) ret = mt9m111_reset(mt9m111); if (!ret) ret = mt9m111_set_context(mt9m111, mt9m111->context); - if (!ret) - ret = mt9m111_set_autoexposure(mt9m111, mt9m111->autoexposure); if (ret) dev_err(&client->dev, "mt9m111 init failed: %d\n", ret); return ret; @@ -922,22 +784,12 @@ static int mt9m111_init(struct mt9m111 *mt9m111) * Interface active, can use i2c. If it fails, it can indeed mean, that * this wasn't our capture interface, so, we wait for the right one */ -static int mt9m111_video_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int mt9m111_video_probe(struct i2c_client *client) { struct mt9m111 *mt9m111 = to_mt9m111(client); s32 data; int ret; - /* We must have a parent by now. And it cannot be a wrong one. */ - BUG_ON(!icd->parent || - to_soc_camera_host(icd->parent)->nr != icd->iface); - - mt9m111->lastpage = -1; - - mt9m111->autoexposure = 1; - mt9m111->autowhitebalance = 1; - data = reg_read(CHIP_VERSION); switch (data) { @@ -951,17 +803,16 @@ static int mt9m111_video_probe(struct soc_camera_device *icd, dev_info(&client->dev, "Detected a MT9M112 chip ID %x\n", data); break; default: - ret = -ENODEV; dev_err(&client->dev, "No MT9M111/MT9M112/MT9M131 chip detected register read %x\n", data); - goto ei2c; + return -ENODEV; } ret = mt9m111_init(mt9m111); - -ei2c: - return ret; + if (ret) + return ret; + return v4l2_ctrl_handler_setup(&mt9m111->hdl); } static int mt9m111_s_power(struct v4l2_subdev *sd, int on) @@ -998,9 +849,11 @@ out: return ret; } +static const struct v4l2_ctrl_ops mt9m111_ctrl_ops = { + .s_ctrl = mt9m111_s_ctrl, +}; + static struct v4l2_subdev_core_ops mt9m111_subdev_core_ops = { - .g_ctrl = mt9m111_g_ctrl, - .s_ctrl = mt9m111_s_ctrl, .g_chip_ident = mt9m111_g_chip_ident, .s_power = mt9m111_s_power, #ifdef CONFIG_VIDEO_ADV_DEBUG @@ -1019,6 +872,21 @@ static int mt9m111_enum_fmt(struct v4l2_subdev *sd, unsigned int index, return 0; } +static int mt9m111_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_PCLK_SAMPLE_RISING | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_HIGH | + V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + static struct v4l2_subdev_video_ops mt9m111_subdev_video_ops = { .s_mbus_fmt = mt9m111_s_fmt, .g_mbus_fmt = mt9m111_g_fmt, @@ -1027,6 +895,7 @@ static struct v4l2_subdev_video_ops mt9m111_subdev_video_ops = { .g_crop = mt9m111_g_crop, .cropcap = mt9m111_cropcap, .enum_mbus_fmt = mt9m111_enum_fmt, + .g_mbus_config = mt9m111_g_mbus_config, }; static struct v4l2_subdev_ops mt9m111_subdev_ops = { @@ -1038,17 +907,10 @@ static int mt9m111_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct mt9m111 *mt9m111; - struct soc_camera_device *icd = client->dev.platform_data; struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); - struct soc_camera_link *icl; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); int ret; - if (!icd) { - dev_err(&client->dev, "mt9m111: soc-camera data missing!\n"); - return -EINVAL; - } - - icl = to_soc_camera_link(icd); if (!icl) { dev_err(&client->dev, "mt9m111: driver needs platform data\n"); return -EINVAL; @@ -1065,19 +927,37 @@ static int mt9m111_probe(struct i2c_client *client, return -ENOMEM; v4l2_i2c_subdev_init(&mt9m111->subdev, client, &mt9m111_subdev_ops); + v4l2_ctrl_handler_init(&mt9m111->hdl, 5); + v4l2_ctrl_new_std(&mt9m111->hdl, &mt9m111_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&mt9m111->hdl, &mt9m111_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&mt9m111->hdl, &mt9m111_ctrl_ops, + V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 1); + mt9m111->gain = v4l2_ctrl_new_std(&mt9m111->hdl, &mt9m111_ctrl_ops, + V4L2_CID_GAIN, 0, 63 * 2 * 2, 1, 32); + v4l2_ctrl_new_std_menu(&mt9m111->hdl, + &mt9m111_ctrl_ops, V4L2_CID_EXPOSURE_AUTO, 1, 0, + V4L2_EXPOSURE_AUTO); + mt9m111->subdev.ctrl_handler = &mt9m111->hdl; + if (mt9m111->hdl.error) { + int err = mt9m111->hdl.error; - /* Second stage probe - when a capture adapter is there */ - icd->ops = &mt9m111_ops; + kfree(mt9m111); + return err; + } + /* Second stage probe - when a capture adapter is there */ mt9m111->rect.left = MT9M111_MIN_DARK_COLS; mt9m111->rect.top = MT9M111_MIN_DARK_ROWS; mt9m111->rect.width = MT9M111_MAX_WIDTH; mt9m111->rect.height = MT9M111_MAX_HEIGHT; mt9m111->fmt = &mt9m111_colour_fmts[0]; + mt9m111->lastpage = -1; - ret = mt9m111_video_probe(icd, client); + ret = mt9m111_video_probe(client); if (ret) { - icd->ops = NULL; + v4l2_ctrl_handler_free(&mt9m111->hdl); kfree(mt9m111); } @@ -1087,9 +967,9 @@ static int mt9m111_probe(struct i2c_client *client, static int mt9m111_remove(struct i2c_client *client) { struct mt9m111 *mt9m111 = to_mt9m111(client); - struct soc_camera_device *icd = client->dev.platform_data; - icd->ops = NULL; + v4l2_device_unregister_subdev(&mt9m111->subdev); + v4l2_ctrl_handler_free(&mt9m111->hdl); kfree(mt9m111); return 0; diff --git a/drivers/media/video/mt9t031.c b/drivers/media/video/mt9t031.c index 30547cc3f89b..7ee84cc578b9 100644 --- a/drivers/media/video/mt9t031.c +++ b/drivers/media/video/mt9t031.c @@ -13,11 +13,20 @@ #include <linux/log2.h> #include <linux/pm.h> #include <linux/slab.h> +#include <linux/v4l2-mediabus.h> #include <linux/videodev2.h> #include <media/soc_camera.h> #include <media/v4l2-chip-ident.h> #include <media/v4l2-subdev.h> +#include <media/v4l2-ctrls.h> + +/* + * ATTENTION: this driver still cannot be used outside of the soc-camera + * framework because of its PM implementation, using the video_device node. + * If hardware becomes available for testing, alternative PM approaches shall + * be considered and tested. + */ /* * mt9t031 i2c address 0x5d @@ -57,21 +66,20 @@ #define MT9T031_COLUMN_SKIP 32 #define MT9T031_ROW_SKIP 20 -#define MT9T031_BUS_PARAM (SOCAM_PCLK_SAMPLE_RISING | \ - SOCAM_PCLK_SAMPLE_FALLING | SOCAM_HSYNC_ACTIVE_HIGH | \ - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_DATA_ACTIVE_HIGH | \ - SOCAM_MASTER | SOCAM_DATAWIDTH_10) - struct mt9t031 { struct v4l2_subdev subdev; + struct v4l2_ctrl_handler hdl; + struct { + /* exposure/auto-exposure cluster */ + struct v4l2_ctrl *autoexposure; + struct v4l2_ctrl *exposure; + }; struct v4l2_rect rect; /* Sensor window */ int model; /* V4L2_IDENT_MT9T031* codes from v4l2-chip-ident.h */ u16 xskip; u16 yskip; - unsigned int gain; + unsigned int total_h; unsigned short y_skip_top; /* Lines to skip at the top */ - unsigned int exposure; - unsigned char autoexposure; }; static struct mt9t031 *to_mt9t031(const struct i2c_client *client) @@ -179,95 +187,6 @@ static int mt9t031_s_stream(struct v4l2_subdev *sd, int enable) return 0; } -static int mt9t031_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd)); - - /* The caller should have queried our parameters, check anyway */ - if (flags & ~MT9T031_BUS_PARAM) - return -EINVAL; - - if (flags & SOCAM_PCLK_SAMPLE_FALLING) - reg_clear(client, MT9T031_PIXEL_CLOCK_CONTROL, 0x8000); - else - reg_set(client, MT9T031_PIXEL_CLOCK_CONTROL, 0x8000); - - return 0; -} - -static unsigned long mt9t031_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - - return soc_camera_apply_sensor_flags(icl, MT9T031_BUS_PARAM); -} - -enum { - MT9T031_CTRL_VFLIP, - MT9T031_CTRL_HFLIP, - MT9T031_CTRL_GAIN, - MT9T031_CTRL_EXPOSURE, - MT9T031_CTRL_EXPOSURE_AUTO, -}; - -static const struct v4l2_queryctrl mt9t031_controls[] = { - [MT9T031_CTRL_VFLIP] = { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Vertically", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, - [MT9T031_CTRL_HFLIP] = { - .id = V4L2_CID_HFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Horizontally", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, - [MT9T031_CTRL_GAIN] = { - .id = V4L2_CID_GAIN, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Gain", - .minimum = 0, - .maximum = 127, - .step = 1, - .default_value = 64, - .flags = V4L2_CTRL_FLAG_SLIDER, - }, - [MT9T031_CTRL_EXPOSURE] = { - .id = V4L2_CID_EXPOSURE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Exposure", - .minimum = 1, - .maximum = 255, - .step = 1, - .default_value = 255, - .flags = V4L2_CTRL_FLAG_SLIDER, - }, - [MT9T031_CTRL_EXPOSURE_AUTO] = { - .id = V4L2_CID_EXPOSURE_AUTO, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Automatic Exposure", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - } -}; - -static struct soc_camera_ops mt9t031_ops = { - .set_bus_param = mt9t031_set_bus_param, - .query_bus_param = mt9t031_query_bus_param, - .controls = mt9t031_controls, - .num_controls = ARRAY_SIZE(mt9t031_controls), -}; - /* target must be _even_ */ static u16 mt9t031_skip(s32 *source, s32 target, s32 max) { @@ -353,7 +272,7 @@ static int mt9t031_set_params(struct i2c_client *client, /* * The caller provides a supported format, as guaranteed by - * icd->try_fmt_cap(), soc_camera_s_crop() and soc_camera_cropcap() + * .try_mbus_fmt(), soc_camera_s_crop() and soc_camera_cropcap() */ if (ret >= 0) ret = reg_write(client, MT9T031_COLUMN_START, rect->left); @@ -364,17 +283,10 @@ static int mt9t031_set_params(struct i2c_client *client, if (ret >= 0) ret = reg_write(client, MT9T031_WINDOW_HEIGHT, rect->height + mt9t031->y_skip_top - 1); - if (ret >= 0 && mt9t031->autoexposure) { - unsigned int total_h = rect->height + mt9t031->y_skip_top + vblank; - ret = set_shutter(client, total_h); - if (ret >= 0) { - const u32 shutter_max = MT9T031_MAX_HEIGHT + vblank; - const struct v4l2_queryctrl *qctrl = - &mt9t031_controls[MT9T031_CTRL_EXPOSURE]; - mt9t031->exposure = (shutter_max / 2 + (total_h - 1) * - (qctrl->maximum - qctrl->minimum)) / - shutter_max + qctrl->minimum; - } + if (ret >= 0 && v4l2_ctrl_g_ctrl(mt9t031->autoexposure) == V4L2_EXPOSURE_AUTO) { + mt9t031->total_h = rect->height + mt9t031->y_skip_top + vblank; + + ret = set_shutter(client, mt9t031->total_h); } /* Re-enable register update, commit all changes */ @@ -543,71 +455,57 @@ static int mt9t031_s_register(struct v4l2_subdev *sd, } #endif -static int mt9t031_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int mt9t031_g_volatile_ctrl(struct v4l2_ctrl *ctrl) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9t031 *mt9t031 = to_mt9t031(client); - int data; + struct mt9t031 *mt9t031 = container_of(ctrl->handler, + struct mt9t031, hdl); + const u32 shutter_max = MT9T031_MAX_HEIGHT + MT9T031_VERTICAL_BLANK; + s32 min, max; switch (ctrl->id) { - case V4L2_CID_VFLIP: - data = reg_read(client, MT9T031_READ_MODE_2); - if (data < 0) - return -EIO; - ctrl->value = !!(data & 0x8000); - break; - case V4L2_CID_HFLIP: - data = reg_read(client, MT9T031_READ_MODE_2); - if (data < 0) - return -EIO; - ctrl->value = !!(data & 0x4000); - break; case V4L2_CID_EXPOSURE_AUTO: - ctrl->value = mt9t031->autoexposure; - break; - case V4L2_CID_GAIN: - ctrl->value = mt9t031->gain; - break; - case V4L2_CID_EXPOSURE: - ctrl->value = mt9t031->exposure; + min = mt9t031->exposure->minimum; + max = mt9t031->exposure->maximum; + mt9t031->exposure->val = + (shutter_max / 2 + (mt9t031->total_h - 1) * (max - min)) + / shutter_max + min; break; } return 0; } -static int mt9t031_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int mt9t031_s_ctrl(struct v4l2_ctrl *ctrl) { + struct mt9t031 *mt9t031 = container_of(ctrl->handler, + struct mt9t031, hdl); + struct v4l2_subdev *sd = &mt9t031->subdev; struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9t031 *mt9t031 = to_mt9t031(client); - const struct v4l2_queryctrl *qctrl; + struct v4l2_ctrl *exp = mt9t031->exposure; int data; switch (ctrl->id) { case V4L2_CID_VFLIP: - if (ctrl->value) + if (ctrl->val) data = reg_set(client, MT9T031_READ_MODE_2, 0x8000); else data = reg_clear(client, MT9T031_READ_MODE_2, 0x8000); if (data < 0) return -EIO; - break; + return 0; case V4L2_CID_HFLIP: - if (ctrl->value) + if (ctrl->val) data = reg_set(client, MT9T031_READ_MODE_2, 0x4000); else data = reg_clear(client, MT9T031_READ_MODE_2, 0x4000); if (data < 0) return -EIO; - break; + return 0; case V4L2_CID_GAIN: - qctrl = &mt9t031_controls[MT9T031_CTRL_GAIN]; - if (ctrl->value > qctrl->maximum || ctrl->value < qctrl->minimum) - return -EINVAL; /* See Datasheet Table 7, Gain settings. */ - if (ctrl->value <= qctrl->default_value) { + if (ctrl->val <= ctrl->default_value) { /* Pack it into 0..1 step 0.125, register values 0..8 */ - unsigned long range = qctrl->default_value - qctrl->minimum; - data = ((ctrl->value - qctrl->minimum) * 8 + range / 2) / range; + unsigned long range = ctrl->default_value - ctrl->minimum; + data = ((ctrl->val - ctrl->minimum) * 8 + range / 2) / range; dev_dbg(&client->dev, "Setting gain %d\n", data); data = reg_write(client, MT9T031_GLOBAL_GAIN, data); @@ -616,9 +514,9 @@ static int mt9t031_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) } else { /* Pack it into 1.125..128 variable step, register values 9..0x7860 */ /* We assume qctrl->maximum - qctrl->default_value - 1 > 0 */ - unsigned long range = qctrl->maximum - qctrl->default_value - 1; + unsigned long range = ctrl->maximum - ctrl->default_value - 1; /* calculated gain: map 65..127 to 9..1024 step 0.125 */ - unsigned long gain = ((ctrl->value - qctrl->default_value - 1) * + unsigned long gain = ((ctrl->val - ctrl->default_value - 1) * 1015 + range / 2) / range + 9; if (gain <= 32) /* calculated gain 9..32 -> 9..32 */ @@ -635,19 +533,13 @@ static int mt9t031_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) if (data < 0) return -EIO; } + return 0; - /* Success */ - mt9t031->gain = ctrl->value; - break; - case V4L2_CID_EXPOSURE: - qctrl = &mt9t031_controls[MT9T031_CTRL_EXPOSURE]; - /* mt9t031 has maximum == default */ - if (ctrl->value > qctrl->maximum || ctrl->value < qctrl->minimum) - return -EINVAL; - else { - const unsigned long range = qctrl->maximum - qctrl->minimum; - const u32 shutter = ((ctrl->value - qctrl->minimum) * 1048 + - range / 2) / range + 1; + case V4L2_CID_EXPOSURE_AUTO: + if (ctrl->val == V4L2_EXPOSURE_MANUAL) { + unsigned int range = exp->maximum - exp->minimum; + unsigned int shutter = ((exp->val - exp->minimum) * 1048 + + range / 2) / range + 1; u32 old; get_shutter(client, &old); @@ -655,27 +547,15 @@ static int mt9t031_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) old, shutter); if (set_shutter(client, shutter) < 0) return -EIO; - mt9t031->exposure = ctrl->value; - mt9t031->autoexposure = 0; - } - break; - case V4L2_CID_EXPOSURE_AUTO: - if (ctrl->value) { + } else { const u16 vblank = MT9T031_VERTICAL_BLANK; - const u32 shutter_max = MT9T031_MAX_HEIGHT + vblank; - unsigned int total_h = mt9t031->rect.height + + mt9t031->total_h = mt9t031->rect.height + mt9t031->y_skip_top + vblank; - if (set_shutter(client, total_h) < 0) + if (set_shutter(client, mt9t031->total_h) < 0) return -EIO; - qctrl = &mt9t031_controls[MT9T031_CTRL_EXPOSURE]; - mt9t031->exposure = (shutter_max / 2 + (total_h - 1) * - (qctrl->maximum - qctrl->minimum)) / - shutter_max + qctrl->minimum; - mt9t031->autoexposure = 1; - } else - mt9t031->autoexposure = 0; - break; + } + return 0; default: return -EINVAL; } @@ -700,8 +580,7 @@ static int mt9t031_runtime_suspend(struct device *dev) static int mt9t031_runtime_resume(struct device *dev) { struct video_device *vdev = to_video_device(dev); - struct soc_camera_device *icd = dev_get_drvdata(vdev->parent); - struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + struct v4l2_subdev *sd = soc_camera_vdev_to_subdev(vdev); struct i2c_client *client = v4l2_get_subdevdata(sd); struct mt9t031 *mt9t031 = to_mt9t031(client); @@ -734,6 +613,19 @@ static struct device_type mt9t031_dev_type = { .pm = &mt9t031_dev_pm_ops, }; +static int mt9t031_s_power(struct v4l2_subdev *sd, int on) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct video_device *vdev = soc_camera_i2c_to_vdev(client); + + if (on) + vdev->dev.type = &mt9t031_dev_type; + else + vdev->dev.type = NULL; + + return 0; +} + /* * Interface active, can use i2c. If it fails, it can indeed mean, that * this wasn't our capture interface, so, we wait for the right one @@ -741,7 +633,6 @@ static struct device_type mt9t031_dev_type = { static int mt9t031_video_probe(struct i2c_client *client) { struct mt9t031 *mt9t031 = to_mt9t031(client); - struct video_device *vdev = soc_camera_i2c_to_vdev(client); s32 data; int ret; @@ -768,11 +659,7 @@ static int mt9t031_video_probe(struct i2c_client *client) if (ret < 0) dev_err(&client->dev, "Failed to initialise the camera\n"); else - vdev->dev.type = &mt9t031_dev_type; - - /* mt9t031_idle() has reset the chip to default. */ - mt9t031->exposure = 255; - mt9t031->gain = 64; + v4l2_ctrl_handler_setup(&mt9t031->hdl); return ret; } @@ -787,10 +674,14 @@ static int mt9t031_g_skip_top_lines(struct v4l2_subdev *sd, u32 *lines) return 0; } +static const struct v4l2_ctrl_ops mt9t031_ctrl_ops = { + .g_volatile_ctrl = mt9t031_g_volatile_ctrl, + .s_ctrl = mt9t031_s_ctrl, +}; + static struct v4l2_subdev_core_ops mt9t031_subdev_core_ops = { - .g_ctrl = mt9t031_g_ctrl, - .s_ctrl = mt9t031_s_ctrl, .g_chip_ident = mt9t031_g_chip_ident, + .s_power = mt9t031_s_power, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = mt9t031_g_register, .s_register = mt9t031_s_register, @@ -807,6 +698,34 @@ static int mt9t031_enum_fmt(struct v4l2_subdev *sd, unsigned int index, return 0; } +static int mt9t031_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_PCLK_SAMPLE_RISING | + V4L2_MBUS_PCLK_SAMPLE_FALLING | V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + +static int mt9t031_s_mbus_config(struct v4l2_subdev *sd, + const struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + if (soc_camera_apply_board_flags(icl, cfg) & + V4L2_MBUS_PCLK_SAMPLE_FALLING) + return reg_clear(client, MT9T031_PIXEL_CLOCK_CONTROL, 0x8000); + else + return reg_set(client, MT9T031_PIXEL_CLOCK_CONTROL, 0x8000); +} + static struct v4l2_subdev_video_ops mt9t031_subdev_video_ops = { .s_stream = mt9t031_s_stream, .s_mbus_fmt = mt9t031_s_fmt, @@ -816,6 +735,8 @@ static struct v4l2_subdev_video_ops mt9t031_subdev_video_ops = { .g_crop = mt9t031_g_crop, .cropcap = mt9t031_cropcap, .enum_mbus_fmt = mt9t031_enum_fmt, + .g_mbus_config = mt9t031_g_mbus_config, + .s_mbus_config = mt9t031_s_mbus_config, }; static struct v4l2_subdev_sensor_ops mt9t031_subdev_sensor_ops = { @@ -832,18 +753,13 @@ static int mt9t031_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct mt9t031 *mt9t031; - struct soc_camera_device *icd = client->dev.platform_data; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); int ret; - if (icd) { - struct soc_camera_link *icl = to_soc_camera_link(icd); - if (!icl) { - dev_err(&client->dev, "MT9T031 driver needs platform data\n"); - return -EINVAL; - } - - icd->ops = &mt9t031_ops; + if (!icl) { + dev_err(&client->dev, "MT9T031 driver needs platform data\n"); + return -EINVAL; } if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WORD_DATA)) { @@ -857,6 +773,33 @@ static int mt9t031_probe(struct i2c_client *client, return -ENOMEM; v4l2_i2c_subdev_init(&mt9t031->subdev, client, &mt9t031_subdev_ops); + v4l2_ctrl_handler_init(&mt9t031->hdl, 5); + v4l2_ctrl_new_std(&mt9t031->hdl, &mt9t031_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&mt9t031->hdl, &mt9t031_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&mt9t031->hdl, &mt9t031_ctrl_ops, + V4L2_CID_GAIN, 0, 127, 1, 64); + + /* + * Simulated autoexposure. If enabled, we calculate shutter width + * ourselves in the driver based on vertical blanking and frame width + */ + mt9t031->autoexposure = v4l2_ctrl_new_std_menu(&mt9t031->hdl, + &mt9t031_ctrl_ops, V4L2_CID_EXPOSURE_AUTO, 1, 0, + V4L2_EXPOSURE_AUTO); + mt9t031->exposure = v4l2_ctrl_new_std(&mt9t031->hdl, &mt9t031_ctrl_ops, + V4L2_CID_EXPOSURE, 1, 255, 1, 255); + + mt9t031->subdev.ctrl_handler = &mt9t031->hdl; + if (mt9t031->hdl.error) { + int err = mt9t031->hdl.error; + + kfree(mt9t031); + return err; + } + v4l2_ctrl_auto_cluster(2, &mt9t031->autoexposure, + V4L2_EXPOSURE_MANUAL, true); mt9t031->y_skip_top = 0; mt9t031->rect.left = MT9T031_COLUMN_SKIP; @@ -864,12 +807,6 @@ static int mt9t031_probe(struct i2c_client *client, mt9t031->rect.width = MT9T031_MAX_WIDTH; mt9t031->rect.height = MT9T031_MAX_HEIGHT; - /* - * Simulated autoexposure. If enabled, we calculate shutter width - * ourselves in the driver based on vertical blanking and frame width - */ - mt9t031->autoexposure = 1; - mt9t031->xskip = 1; mt9t031->yskip = 1; @@ -880,8 +817,7 @@ static int mt9t031_probe(struct i2c_client *client, mt9t031_disable(client); if (ret) { - if (icd) - icd->ops = NULL; + v4l2_ctrl_handler_free(&mt9t031->hdl); kfree(mt9t031); } @@ -891,10 +827,9 @@ static int mt9t031_probe(struct i2c_client *client, static int mt9t031_remove(struct i2c_client *client) { struct mt9t031 *mt9t031 = to_mt9t031(client); - struct soc_camera_device *icd = client->dev.platform_data; - if (icd) - icd->ops = NULL; + v4l2_device_unregister_subdev(&mt9t031->subdev); + v4l2_ctrl_handler_free(&mt9t031->hdl); kfree(mt9t031); return 0; diff --git a/drivers/media/video/mt9t112.c b/drivers/media/video/mt9t112.c index d2e0a50063a2..32114a3c0ca7 100644 --- a/drivers/media/video/mt9t112.c +++ b/drivers/media/video/mt9t112.c @@ -22,11 +22,11 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/slab.h> +#include <linux/v4l2-mediabus.h> #include <linux/videodev2.h> #include <media/mt9t112.h> #include <media/soc_camera.h> -#include <media/soc_mediabus.h> #include <media/v4l2-chip-ident.h> #include <media/v4l2-common.h> @@ -34,11 +34,7 @@ /* #define EXT_CLOCK 24000000 */ /************************************************************************ - - macro - - ************************************************************************/ /* * frame size @@ -80,17 +76,8 @@ #define VAR8(id, offset) _VAR(id, offset, 0x8000) /************************************************************************ - - struct - - ************************************************************************/ -struct mt9t112_frame_size { - u16 width; - u16 height; -}; - struct mt9t112_format { enum v4l2_mbus_pixelcode code; enum v4l2_colorspace colorspace; @@ -102,21 +89,17 @@ struct mt9t112_priv { struct v4l2_subdev subdev; struct mt9t112_camera_info *info; struct i2c_client *client; - struct soc_camera_device icd; - struct mt9t112_frame_size frame; + struct v4l2_rect frame; const struct mt9t112_format *format; int model; u32 flags; /* for flags */ -#define INIT_DONE (1<<0) +#define INIT_DONE (1 << 0) +#define PCLK_RISING (1 << 1) }; /************************************************************************ - - supported format - - ************************************************************************/ static const struct mt9t112_format mt9t112_cfmts[] = { @@ -154,11 +137,7 @@ static const struct mt9t112_format mt9t112_cfmts[] = { }; /************************************************************************ - - general function - - ************************************************************************/ static struct mt9t112_priv *to_mt9t112(const struct i2c_client *client) { @@ -326,50 +305,47 @@ static int mt9t112_clock_info(const struct i2c_client *client, u32 ext) n = (n >> 8) & 0x003f; enable = ((6000 > ext) || (54000 < ext)) ? "X" : ""; - dev_info(&client->dev, "EXTCLK : %10u K %s\n", ext, enable); + dev_dbg(&client->dev, "EXTCLK : %10u K %s\n", ext, enable); vco = 2 * m * ext / (n+1); enable = ((384000 > vco) || (768000 < vco)) ? "X" : ""; - dev_info(&client->dev, "VCO : %10u K %s\n", vco, enable); + dev_dbg(&client->dev, "VCO : %10u K %s\n", vco, enable); clk = vco / (p1+1) / (p2+1); enable = (96000 < clk) ? "X" : ""; - dev_info(&client->dev, "PIXCLK : %10u K %s\n", clk, enable); + dev_dbg(&client->dev, "PIXCLK : %10u K %s\n", clk, enable); clk = vco / (p3+1); enable = (768000 < clk) ? "X" : ""; - dev_info(&client->dev, "MIPICLK : %10u K %s\n", clk, enable); + dev_dbg(&client->dev, "MIPICLK : %10u K %s\n", clk, enable); clk = vco / (p6+1); enable = (96000 < clk) ? "X" : ""; - dev_info(&client->dev, "MCU CLK : %10u K %s\n", clk, enable); + dev_dbg(&client->dev, "MCU CLK : %10u K %s\n", clk, enable); clk = vco / (p5+1); enable = (54000 < clk) ? "X" : ""; - dev_info(&client->dev, "SOC CLK : %10u K %s\n", clk, enable); + dev_dbg(&client->dev, "SOC CLK : %10u K %s\n", clk, enable); clk = vco / (p4+1); enable = (70000 < clk) ? "X" : ""; - dev_info(&client->dev, "Sensor CLK : %10u K %s\n", clk, enable); + dev_dbg(&client->dev, "Sensor CLK : %10u K %s\n", clk, enable); clk = vco / (p7+1); - dev_info(&client->dev, "External sensor : %10u K\n", clk); + dev_dbg(&client->dev, "External sensor : %10u K\n", clk); clk = ext / (n+1); enable = ((2000 > clk) || (24000 < clk)) ? "X" : ""; - dev_info(&client->dev, "PFD : %10u K %s\n", clk, enable); + dev_dbg(&client->dev, "PFD : %10u K %s\n", clk, enable); return 0; } #endif -static void mt9t112_frame_check(u32 *width, u32 *height) +static void mt9t112_frame_check(u32 *width, u32 *height, u32 *left, u32 *top) { - if (*width > MAX_WIDTH) - *width = MAX_WIDTH; - - if (*height > MAX_HEIGHT) - *height = MAX_HEIGHT; + soc_camera_limit_side(left, width, 0, 0, MAX_WIDTH); + soc_camera_limit_side(top, height, 0, 0, MAX_HEIGHT); } static int mt9t112_set_a_frame_size(const struct i2c_client *client, @@ -758,48 +734,7 @@ static int mt9t112_init_camera(const struct i2c_client *client) } /************************************************************************ - - - soc_camera_ops - - -************************************************************************/ -static int mt9t112_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - return 0; -} - -static unsigned long mt9t112_query_bus_param(struct soc_camera_device *icd) -{ - struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd)); - struct mt9t112_priv *priv = to_mt9t112(client); - struct soc_camera_link *icl = to_soc_camera_link(icd); - unsigned long flags = SOCAM_MASTER | SOCAM_VSYNC_ACTIVE_HIGH | - SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_DATA_ACTIVE_HIGH; - - flags |= (priv->info->flags & MT9T112_FLAG_PCLK_RISING_EDGE) ? - SOCAM_PCLK_SAMPLE_RISING : SOCAM_PCLK_SAMPLE_FALLING; - - if (priv->info->flags & MT9T112_FLAG_DATAWIDTH_8) - flags |= SOCAM_DATAWIDTH_8; - else - flags |= SOCAM_DATAWIDTH_10; - - return soc_camera_apply_sensor_flags(icl, flags); -} - -static struct soc_camera_ops mt9t112_ops = { - .set_bus_param = mt9t112_set_bus_param, - .query_bus_param = mt9t112_query_bus_param, -}; - -/************************************************************************ - - v4l2_subdev_core_ops - - ************************************************************************/ static int mt9t112_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *id) @@ -850,11 +785,7 @@ static struct v4l2_subdev_core_ops mt9t112_subdev_core_ops = { /************************************************************************ - - v4l2_subdev_video_ops - - ************************************************************************/ static int mt9t112_s_stream(struct v4l2_subdev *sd, int enable) { @@ -877,8 +808,7 @@ static int mt9t112_s_stream(struct v4l2_subdev *sd, int enable) } if (!(priv->flags & INIT_DONE)) { - u16 param = (MT9T112_FLAG_PCLK_RISING_EDGE & - priv->info->flags) ? 0x0001 : 0x0000; + u16 param = PCLK_RISING & priv->flags ? 0x0001 : 0x0000; ECHECKER(ret, mt9t112_init_camera(client)); @@ -910,19 +840,12 @@ static int mt9t112_s_stream(struct v4l2_subdev *sd, int enable) return ret; } -static int mt9t112_set_params(struct i2c_client *client, u32 width, u32 height, +static int mt9t112_set_params(struct mt9t112_priv *priv, + const struct v4l2_rect *rect, enum v4l2_mbus_pixelcode code) { - struct mt9t112_priv *priv = to_mt9t112(client); int i; - priv->format = NULL; - - /* - * frame size check - */ - mt9t112_frame_check(&width, &height); - /* * get color format */ @@ -933,8 +856,13 @@ static int mt9t112_set_params(struct i2c_client *client, u32 width, u32 height, if (i == ARRAY_SIZE(mt9t112_cfmts)) return -EINVAL; - priv->frame.width = (u16)width; - priv->frame.height = (u16)height; + priv->frame = *rect; + + /* + * frame size check + */ + mt9t112_frame_check(&priv->frame.width, &priv->frame.height, + &priv->frame.left, &priv->frame.top); priv->format = mt9t112_cfmts + i; @@ -945,9 +873,12 @@ static int mt9t112_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a) { a->bounds.left = 0; a->bounds.top = 0; - a->bounds.width = VGA_WIDTH; - a->bounds.height = VGA_HEIGHT; - a->defrect = a->bounds; + a->bounds.width = MAX_WIDTH; + a->bounds.height = MAX_HEIGHT; + a->defrect.left = 0; + a->defrect.top = 0; + a->defrect.width = VGA_WIDTH; + a->defrect.height = VGA_HEIGHT; a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; a->pixelaspect.numerator = 1; a->pixelaspect.denominator = 1; @@ -957,11 +888,11 @@ static int mt9t112_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a) static int mt9t112_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) { - a->c.left = 0; - a->c.top = 0; - a->c.width = VGA_WIDTH; - a->c.height = VGA_HEIGHT; - a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct mt9t112_priv *priv = to_mt9t112(client); + + a->c = priv->frame; + a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; return 0; } @@ -969,10 +900,10 @@ static int mt9t112_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) static int mt9t112_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) { struct i2c_client *client = v4l2_get_subdevdata(sd); + struct mt9t112_priv *priv = to_mt9t112(client); struct v4l2_rect *rect = &a->c; - return mt9t112_set_params(client, rect->width, rect->height, - V4L2_MBUS_FMT_UYVY8_2X8); + return mt9t112_set_params(priv, rect, priv->format->code); } static int mt9t112_g_fmt(struct v4l2_subdev *sd, @@ -981,16 +912,9 @@ static int mt9t112_g_fmt(struct v4l2_subdev *sd, struct i2c_client *client = v4l2_get_subdevdata(sd); struct mt9t112_priv *priv = to_mt9t112(client); - if (!priv->format) { - int ret = mt9t112_set_params(client, VGA_WIDTH, VGA_HEIGHT, - V4L2_MBUS_FMT_UYVY8_2X8); - if (ret < 0) - return ret; - } - mf->width = priv->frame.width; mf->height = priv->frame.height; - /* TODO: set colorspace */ + mf->colorspace = priv->format->colorspace; mf->code = priv->format->code; mf->field = V4L2_FIELD_NONE; @@ -1001,17 +925,42 @@ static int mt9t112_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf) { struct i2c_client *client = v4l2_get_subdevdata(sd); + struct mt9t112_priv *priv = to_mt9t112(client); + struct v4l2_rect rect = { + .width = mf->width, + .height = mf->height, + .left = priv->frame.left, + .top = priv->frame.top, + }; + int ret; + + ret = mt9t112_set_params(priv, &rect, mf->code); + + if (!ret) + mf->colorspace = priv->format->colorspace; - /* TODO: set colorspace */ - return mt9t112_set_params(client, mf->width, mf->height, mf->code); + return ret; } static int mt9t112_try_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf) { - mt9t112_frame_check(&mf->width, &mf->height); + unsigned int top, left; + int i; + + for (i = 0; i < ARRAY_SIZE(mt9t112_cfmts); i++) + if (mt9t112_cfmts[i].code == mf->code) + break; + + if (i == ARRAY_SIZE(mt9t112_cfmts)) { + mf->code = V4L2_MBUS_FMT_UYVY8_2X8; + mf->colorspace = V4L2_COLORSPACE_JPEG; + } else { + mf->colorspace = mt9t112_cfmts[i].colorspace; + } + + mt9t112_frame_check(&mf->width, &mf->height, &left, &top); - /* TODO: set colorspace */ mf->field = V4L2_FIELD_NONE; return 0; @@ -1024,6 +973,35 @@ static int mt9t112_enum_fmt(struct v4l2_subdev *sd, unsigned int index, return -EINVAL; *code = mt9t112_cfmts[index].code; + + return 0; +} + +static int mt9t112_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_VSYNC_ACTIVE_HIGH | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_DATA_ACTIVE_HIGH | + V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + +static int mt9t112_s_mbus_config(struct v4l2_subdev *sd, + const struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + struct mt9t112_priv *priv = to_mt9t112(client); + + if (soc_camera_apply_board_flags(icl, cfg) & V4L2_MBUS_PCLK_SAMPLE_RISING) + priv->flags |= PCLK_RISING; + return 0; } @@ -1036,31 +1014,24 @@ static struct v4l2_subdev_video_ops mt9t112_subdev_video_ops = { .g_crop = mt9t112_g_crop, .s_crop = mt9t112_s_crop, .enum_mbus_fmt = mt9t112_enum_fmt, + .g_mbus_config = mt9t112_g_mbus_config, + .s_mbus_config = mt9t112_s_mbus_config, }; /************************************************************************ - - i2c driver - - ************************************************************************/ static struct v4l2_subdev_ops mt9t112_subdev_ops = { .core = &mt9t112_subdev_core_ops, .video = &mt9t112_subdev_video_ops, }; -static int mt9t112_camera_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int mt9t112_camera_probe(struct i2c_client *client) { struct mt9t112_priv *priv = to_mt9t112(client); const char *devname; int chipid; - /* We must have a parent by now. And it cannot be a wrong one. */ - BUG_ON(!icd->parent || - to_soc_camera_host(icd->parent)->nr != icd->iface); - /* * check and show chip ID */ @@ -1088,20 +1059,21 @@ static int mt9t112_camera_probe(struct soc_camera_device *icd, static int mt9t112_probe(struct i2c_client *client, const struct i2c_device_id *did) { - struct mt9t112_priv *priv; - struct soc_camera_device *icd = client->dev.platform_data; - struct soc_camera_link *icl; - int ret; + struct mt9t112_priv *priv; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + struct v4l2_rect rect = { + .width = VGA_WIDTH, + .height = VGA_HEIGHT, + .left = (MAX_WIDTH - VGA_WIDTH) / 2, + .top = (MAX_HEIGHT - VGA_HEIGHT) / 2, + }; + int ret; - if (!icd) { - dev_err(&client->dev, "mt9t112: missing soc-camera data!\n"); + if (!icl || !icl->priv) { + dev_err(&client->dev, "mt9t112: missing platform data!\n"); return -EINVAL; } - icl = to_soc_camera_link(icd); - if (!icl || !icl->priv) - return -EINVAL; - priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; @@ -1110,13 +1082,12 @@ static int mt9t112_probe(struct i2c_client *client, v4l2_i2c_subdev_init(&priv->subdev, client, &mt9t112_subdev_ops); - icd->ops = &mt9t112_ops; - - ret = mt9t112_camera_probe(icd, client); - if (ret) { - icd->ops = NULL; + ret = mt9t112_camera_probe(client); + if (ret) kfree(priv); - } + + /* Cannot fail: using the default supported pixel code */ + mt9t112_set_params(priv, &rect, V4L2_MBUS_FMT_UYVY8_2X8); return ret; } @@ -1124,9 +1095,7 @@ static int mt9t112_probe(struct i2c_client *client, static int mt9t112_remove(struct i2c_client *client) { struct mt9t112_priv *priv = to_mt9t112(client); - struct soc_camera_device *icd = client->dev.platform_data; - icd->ops = NULL; kfree(priv); return 0; } @@ -1147,11 +1116,7 @@ static struct i2c_driver mt9t112_i2c_driver = { }; /************************************************************************ - - module function - - ************************************************************************/ static int __init mt9t112_module_init(void) { diff --git a/drivers/media/video/mt9v022.c b/drivers/media/video/mt9v022.c index 51b0fccbfe70..b6a29f7de82c 100644 --- a/drivers/media/video/mt9v022.c +++ b/drivers/media/video/mt9v022.c @@ -14,9 +14,11 @@ #include <linux/delay.h> #include <linux/log2.h> +#include <media/soc_camera.h> +#include <media/soc_mediabus.h> #include <media/v4l2-subdev.h> #include <media/v4l2-chip-ident.h> -#include <media/soc_camera.h> +#include <media/v4l2-ctrls.h> /* * mt9v022 i2c address 0x48, 0x4c, 0x58, 0x5c @@ -100,6 +102,17 @@ static const struct mt9v022_datafmt mt9v022_monochrome_fmts[] = { struct mt9v022 { struct v4l2_subdev subdev; + struct v4l2_ctrl_handler hdl; + struct { + /* exposure/auto-exposure cluster */ + struct v4l2_ctrl *autoexposure; + struct v4l2_ctrl *exposure; + }; + struct { + /* gain/auto-gain cluster */ + struct v4l2_ctrl *autogain; + struct v4l2_ctrl *gain; + }; struct v4l2_rect rect; /* Sensor window */ const struct mt9v022_datafmt *fmt; const struct mt9v022_datafmt *fmts; @@ -178,6 +191,8 @@ static int mt9v022_init(struct i2c_client *client) ret = reg_clear(client, MT9V022_BLACK_LEVEL_CALIB_CTRL, 1); if (!ret) ret = reg_write(client, MT9V022_DIGITAL_TEST_PATTERN, 0); + if (!ret) + return v4l2_ctrl_handler_setup(&mt9v022->hdl); return ret; } @@ -199,78 +214,6 @@ static int mt9v022_s_stream(struct v4l2_subdev *sd, int enable) return 0; } -static int mt9v022_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd)); - struct mt9v022 *mt9v022 = to_mt9v022(client); - struct soc_camera_link *icl = to_soc_camera_link(icd); - unsigned int width_flag = flags & SOCAM_DATAWIDTH_MASK; - int ret; - u16 pixclk = 0; - - /* Only one width bit may be set */ - if (!is_power_of_2(width_flag)) - return -EINVAL; - - if (icl->set_bus_param) { - ret = icl->set_bus_param(icl, width_flag); - if (ret) - return ret; - } else { - /* - * Without board specific bus width settings we only support the - * sensors native bus width - */ - if (width_flag != SOCAM_DATAWIDTH_10) - return -EINVAL; - } - - flags = soc_camera_apply_sensor_flags(icl, flags); - - if (flags & SOCAM_PCLK_SAMPLE_FALLING) - pixclk |= 0x10; - - if (!(flags & SOCAM_HSYNC_ACTIVE_HIGH)) - pixclk |= 0x1; - - if (!(flags & SOCAM_VSYNC_ACTIVE_HIGH)) - pixclk |= 0x2; - - ret = reg_write(client, MT9V022_PIXCLK_FV_LV, pixclk); - if (ret < 0) - return ret; - - if (!(flags & SOCAM_MASTER)) - mt9v022->chip_control &= ~0x8; - - ret = reg_write(client, MT9V022_CHIP_CONTROL, mt9v022->chip_control); - if (ret < 0) - return ret; - - dev_dbg(&client->dev, "Calculated pixclk 0x%x, chip control 0x%x\n", - pixclk, mt9v022->chip_control); - - return 0; -} - -static unsigned long mt9v022_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - unsigned int flags = SOCAM_MASTER | SOCAM_SLAVE | - SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING | - SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_LOW | - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_LOW | - SOCAM_DATA_ACTIVE_HIGH; - - if (icl->query_bus_param) - flags |= icl->query_bus_param(icl) & SOCAM_DATAWIDTH_MASK; - else - flags |= SOCAM_DATAWIDTH_10; - - return soc_camera_apply_sensor_flags(icl, flags); -} - static int mt9v022_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) { struct i2c_client *client = v4l2_get_subdevdata(sd); @@ -389,7 +332,7 @@ static int mt9v022_s_fmt(struct v4l2_subdev *sd, /* * The caller provides a supported format, as verified per call to - * icd->try_fmt(), datawidth is from our supported format list + * .try_mbus_fmt(), datawidth is from our supported format list */ switch (mf->code) { case V4L2_MBUS_FMT_Y8_1X8: @@ -502,236 +445,131 @@ static int mt9v022_s_register(struct v4l2_subdev *sd, } #endif -static const struct v4l2_queryctrl mt9v022_controls[] = { - { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Vertically", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, { - .id = V4L2_CID_HFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Horizontally", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, { - .id = V4L2_CID_GAIN, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Analog Gain", - .minimum = 64, - .maximum = 127, - .step = 1, - .default_value = 64, - .flags = V4L2_CTRL_FLAG_SLIDER, - }, { - .id = V4L2_CID_EXPOSURE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Exposure", - .minimum = 1, - .maximum = 255, - .step = 1, - .default_value = 255, - .flags = V4L2_CTRL_FLAG_SLIDER, - }, { - .id = V4L2_CID_AUTOGAIN, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Automatic Gain", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - }, { - .id = V4L2_CID_EXPOSURE_AUTO, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Automatic Exposure", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - } -}; - -static struct soc_camera_ops mt9v022_ops = { - .set_bus_param = mt9v022_set_bus_param, - .query_bus_param = mt9v022_query_bus_param, - .controls = mt9v022_controls, - .num_controls = ARRAY_SIZE(mt9v022_controls), -}; - -static int mt9v022_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int mt9v022_g_volatile_ctrl(struct v4l2_ctrl *ctrl) { + struct mt9v022 *mt9v022 = container_of(ctrl->handler, + struct mt9v022, hdl); + struct v4l2_subdev *sd = &mt9v022->subdev; struct i2c_client *client = v4l2_get_subdevdata(sd); - const struct v4l2_queryctrl *qctrl; + struct v4l2_ctrl *gain = mt9v022->gain; + struct v4l2_ctrl *exp = mt9v022->exposure; unsigned long range; int data; - qctrl = soc_camera_find_qctrl(&mt9v022_ops, ctrl->id); - switch (ctrl->id) { - case V4L2_CID_VFLIP: - data = reg_read(client, MT9V022_READ_MODE); - if (data < 0) - return -EIO; - ctrl->value = !!(data & 0x10); - break; - case V4L2_CID_HFLIP: - data = reg_read(client, MT9V022_READ_MODE); - if (data < 0) - return -EIO; - ctrl->value = !!(data & 0x20); - break; - case V4L2_CID_EXPOSURE_AUTO: - data = reg_read(client, MT9V022_AEC_AGC_ENABLE); - if (data < 0) - return -EIO; - ctrl->value = !!(data & 0x1); - break; case V4L2_CID_AUTOGAIN: - data = reg_read(client, MT9V022_AEC_AGC_ENABLE); - if (data < 0) - return -EIO; - ctrl->value = !!(data & 0x2); - break; - case V4L2_CID_GAIN: data = reg_read(client, MT9V022_ANALOG_GAIN); if (data < 0) return -EIO; - range = qctrl->maximum - qctrl->minimum; - ctrl->value = ((data - 16) * range + 24) / 48 + qctrl->minimum; - - break; - case V4L2_CID_EXPOSURE: + range = gain->maximum - gain->minimum; + gain->val = ((data - 16) * range + 24) / 48 + gain->minimum; + return 0; + case V4L2_CID_EXPOSURE_AUTO: data = reg_read(client, MT9V022_TOTAL_SHUTTER_WIDTH); if (data < 0) return -EIO; - range = qctrl->maximum - qctrl->minimum; - ctrl->value = ((data - 1) * range + 239) / 479 + qctrl->minimum; - - break; + range = exp->maximum - exp->minimum; + exp->val = ((data - 1) * range + 239) / 479 + exp->minimum; + return 0; } - return 0; + return -EINVAL; } -static int mt9v022_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int mt9v022_s_ctrl(struct v4l2_ctrl *ctrl) { - int data; + struct mt9v022 *mt9v022 = container_of(ctrl->handler, + struct mt9v022, hdl); + struct v4l2_subdev *sd = &mt9v022->subdev; struct i2c_client *client = v4l2_get_subdevdata(sd); - const struct v4l2_queryctrl *qctrl; - - qctrl = soc_camera_find_qctrl(&mt9v022_ops, ctrl->id); - if (!qctrl) - return -EINVAL; + int data; switch (ctrl->id) { case V4L2_CID_VFLIP: - if (ctrl->value) + if (ctrl->val) data = reg_set(client, MT9V022_READ_MODE, 0x10); else data = reg_clear(client, MT9V022_READ_MODE, 0x10); if (data < 0) return -EIO; - break; + return 0; case V4L2_CID_HFLIP: - if (ctrl->value) + if (ctrl->val) data = reg_set(client, MT9V022_READ_MODE, 0x20); else data = reg_clear(client, MT9V022_READ_MODE, 0x20); if (data < 0) return -EIO; - break; - case V4L2_CID_GAIN: - /* mt9v022 has minimum == default */ - if (ctrl->value > qctrl->maximum || ctrl->value < qctrl->minimum) - return -EINVAL; - else { - unsigned long range = qctrl->maximum - qctrl->minimum; + return 0; + case V4L2_CID_AUTOGAIN: + if (ctrl->val) { + if (reg_set(client, MT9V022_AEC_AGC_ENABLE, 0x2) < 0) + return -EIO; + } else { + struct v4l2_ctrl *gain = mt9v022->gain; + /* mt9v022 has minimum == default */ + unsigned long range = gain->maximum - gain->minimum; /* Valid values 16 to 64, 32 to 64 must be even. */ - unsigned long gain = ((ctrl->value - qctrl->minimum) * + unsigned long gain_val = ((gain->val - gain->minimum) * 48 + range / 2) / range + 16; - if (gain >= 32) - gain &= ~1; + + if (gain_val >= 32) + gain_val &= ~1; + /* * The user wants to set gain manually, hope, she * knows, what she's doing... Switch AGC off. */ - if (reg_clear(client, MT9V022_AEC_AGC_ENABLE, 0x2) < 0) return -EIO; dev_dbg(&client->dev, "Setting gain from %d to %lu\n", - reg_read(client, MT9V022_ANALOG_GAIN), gain); - if (reg_write(client, MT9V022_ANALOG_GAIN, gain) < 0) + reg_read(client, MT9V022_ANALOG_GAIN), gain_val); + if (reg_write(client, MT9V022_ANALOG_GAIN, gain_val) < 0) return -EIO; } - break; - case V4L2_CID_EXPOSURE: - /* mt9v022 has maximum == default */ - if (ctrl->value > qctrl->maximum || ctrl->value < qctrl->minimum) - return -EINVAL; - else { - unsigned long range = qctrl->maximum - qctrl->minimum; - unsigned long shutter = ((ctrl->value - qctrl->minimum) * - 479 + range / 2) / range + 1; + return 0; + case V4L2_CID_EXPOSURE_AUTO: + if (ctrl->val == V4L2_EXPOSURE_AUTO) { + data = reg_set(client, MT9V022_AEC_AGC_ENABLE, 0x1); + } else { + struct v4l2_ctrl *exp = mt9v022->exposure; + unsigned long range = exp->maximum - exp->minimum; + unsigned long shutter = ((exp->val - exp->minimum) * + 479 + range / 2) / range + 1; + /* * The user wants to set shutter width manually, hope, * she knows, what she's doing... Switch AEC off. */ - - if (reg_clear(client, MT9V022_AEC_AGC_ENABLE, 0x1) < 0) + data = reg_clear(client, MT9V022_AEC_AGC_ENABLE, 0x1); + if (data < 0) return -EIO; - dev_dbg(&client->dev, "Shutter width from %d to %lu\n", - reg_read(client, MT9V022_TOTAL_SHUTTER_WIDTH), - shutter); + reg_read(client, MT9V022_TOTAL_SHUTTER_WIDTH), + shutter); if (reg_write(client, MT9V022_TOTAL_SHUTTER_WIDTH, - shutter) < 0) + shutter) < 0) return -EIO; } - break; - case V4L2_CID_AUTOGAIN: - if (ctrl->value) - data = reg_set(client, MT9V022_AEC_AGC_ENABLE, 0x2); - else - data = reg_clear(client, MT9V022_AEC_AGC_ENABLE, 0x2); - if (data < 0) - return -EIO; - break; - case V4L2_CID_EXPOSURE_AUTO: - if (ctrl->value) - data = reg_set(client, MT9V022_AEC_AGC_ENABLE, 0x1); - else - data = reg_clear(client, MT9V022_AEC_AGC_ENABLE, 0x1); - if (data < 0) - return -EIO; - break; + return 0; } - return 0; + return -EINVAL; } /* * Interface active, can use i2c. If it fails, it can indeed mean, that * this wasn't our capture interface, so, we wait for the right one */ -static int mt9v022_video_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int mt9v022_video_probe(struct i2c_client *client) { struct mt9v022 *mt9v022 = to_mt9v022(client); - struct soc_camera_link *icl = to_soc_camera_link(icd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); s32 data; int ret; unsigned long flags; - /* We must have a parent by now. And it cannot be a wrong one. */ - BUG_ON(!icd->parent || - to_soc_camera_host(icd->parent)->nr != icd->iface); - /* Read out the chip version register */ data = reg_read(client, MT9V022_CHIP_VERSION); @@ -805,16 +643,6 @@ ei2c: return ret; } -static void mt9v022_video_remove(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - - dev_dbg(icd->pdev, "Video removed: %p, %p\n", - icd->parent, icd->vdev); - if (icl->free_bus) - icl->free_bus(icl); -} - static int mt9v022_g_skip_top_lines(struct v4l2_subdev *sd, u32 *lines) { struct i2c_client *client = v4l2_get_subdevdata(sd); @@ -825,9 +653,12 @@ static int mt9v022_g_skip_top_lines(struct v4l2_subdev *sd, u32 *lines) return 0; } +static const struct v4l2_ctrl_ops mt9v022_ctrl_ops = { + .g_volatile_ctrl = mt9v022_g_volatile_ctrl, + .s_ctrl = mt9v022_s_ctrl, +}; + static struct v4l2_subdev_core_ops mt9v022_subdev_core_ops = { - .g_ctrl = mt9v022_g_ctrl, - .s_ctrl = mt9v022_s_ctrl, .g_chip_ident = mt9v022_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = mt9v022_g_register, @@ -848,6 +679,72 @@ static int mt9v022_enum_fmt(struct v4l2_subdev *sd, unsigned int index, return 0; } +static int mt9v022_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_SLAVE | + V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_LOW | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_LOW | + V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + +static int mt9v022_s_mbus_config(struct v4l2_subdev *sd, + const struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + struct mt9v022 *mt9v022 = to_mt9v022(client); + unsigned long flags = soc_camera_apply_board_flags(icl, cfg); + unsigned int bps = soc_mbus_get_fmtdesc(mt9v022->fmt->code)->bits_per_sample; + int ret; + u16 pixclk = 0; + + if (icl->set_bus_param) { + ret = icl->set_bus_param(icl, 1 << (bps - 1)); + if (ret) + return ret; + } else if (bps != 10) { + /* + * Without board specific bus width settings we only support the + * sensors native bus width + */ + return -EINVAL; + } + + if (flags & V4L2_MBUS_PCLK_SAMPLE_FALLING) + pixclk |= 0x10; + + if (!(flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH)) + pixclk |= 0x1; + + if (!(flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH)) + pixclk |= 0x2; + + ret = reg_write(client, MT9V022_PIXCLK_FV_LV, pixclk); + if (ret < 0) + return ret; + + if (!(flags & V4L2_MBUS_MASTER)) + mt9v022->chip_control &= ~0x8; + + ret = reg_write(client, MT9V022_CHIP_CONTROL, mt9v022->chip_control); + if (ret < 0) + return ret; + + dev_dbg(&client->dev, "Calculated pixclk 0x%x, chip control 0x%x\n", + pixclk, mt9v022->chip_control); + + return 0; +} + static struct v4l2_subdev_video_ops mt9v022_subdev_video_ops = { .s_stream = mt9v022_s_stream, .s_mbus_fmt = mt9v022_s_fmt, @@ -857,6 +754,8 @@ static struct v4l2_subdev_video_ops mt9v022_subdev_video_ops = { .g_crop = mt9v022_g_crop, .cropcap = mt9v022_cropcap, .enum_mbus_fmt = mt9v022_enum_fmt, + .g_mbus_config = mt9v022_g_mbus_config, + .s_mbus_config = mt9v022_s_mbus_config, }; static struct v4l2_subdev_sensor_ops mt9v022_subdev_sensor_ops = { @@ -873,17 +772,10 @@ static int mt9v022_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct mt9v022 *mt9v022; - struct soc_camera_device *icd = client->dev.platform_data; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); - struct soc_camera_link *icl; int ret; - if (!icd) { - dev_err(&client->dev, "MT9V022: missing soc-camera data!\n"); - return -EINVAL; - } - - icl = to_soc_camera_link(icd); if (!icl) { dev_err(&client->dev, "MT9V022 driver needs platform data\n"); return -EINVAL; @@ -900,10 +792,39 @@ static int mt9v022_probe(struct i2c_client *client, return -ENOMEM; v4l2_i2c_subdev_init(&mt9v022->subdev, client, &mt9v022_subdev_ops); + v4l2_ctrl_handler_init(&mt9v022->hdl, 6); + v4l2_ctrl_new_std(&mt9v022->hdl, &mt9v022_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&mt9v022->hdl, &mt9v022_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + mt9v022->autogain = v4l2_ctrl_new_std(&mt9v022->hdl, &mt9v022_ctrl_ops, + V4L2_CID_AUTOGAIN, 0, 1, 1, 1); + mt9v022->gain = v4l2_ctrl_new_std(&mt9v022->hdl, &mt9v022_ctrl_ops, + V4L2_CID_GAIN, 0, 127, 1, 64); + + /* + * Simulated autoexposure. If enabled, we calculate shutter width + * ourselves in the driver based on vertical blanking and frame width + */ + mt9v022->autoexposure = v4l2_ctrl_new_std_menu(&mt9v022->hdl, + &mt9v022_ctrl_ops, V4L2_CID_EXPOSURE_AUTO, 1, 0, + V4L2_EXPOSURE_AUTO); + mt9v022->exposure = v4l2_ctrl_new_std(&mt9v022->hdl, &mt9v022_ctrl_ops, + V4L2_CID_EXPOSURE, 1, 255, 1, 255); + + mt9v022->subdev.ctrl_handler = &mt9v022->hdl; + if (mt9v022->hdl.error) { + int err = mt9v022->hdl.error; + + kfree(mt9v022); + return err; + } + v4l2_ctrl_auto_cluster(2, &mt9v022->autoexposure, + V4L2_EXPOSURE_MANUAL, true); + v4l2_ctrl_auto_cluster(2, &mt9v022->autogain, 0, true); mt9v022->chip_control = MT9V022_CHIP_CONTROL_DEFAULT; - icd->ops = &mt9v022_ops; /* * MT9V022 _really_ corrupts the first read out line. * TODO: verify on i.MX31 @@ -914,9 +835,9 @@ static int mt9v022_probe(struct i2c_client *client, mt9v022->rect.width = MT9V022_MAX_WIDTH; mt9v022->rect.height = MT9V022_MAX_HEIGHT; - ret = mt9v022_video_probe(icd, client); + ret = mt9v022_video_probe(client); if (ret) { - icd->ops = NULL; + v4l2_ctrl_handler_free(&mt9v022->hdl); kfree(mt9v022); } @@ -926,10 +847,12 @@ static int mt9v022_probe(struct i2c_client *client, static int mt9v022_remove(struct i2c_client *client) { struct mt9v022 *mt9v022 = to_mt9v022(client); - struct soc_camera_device *icd = client->dev.platform_data; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); - icd->ops = NULL; - mt9v022_video_remove(icd); + v4l2_device_unregister_subdev(&mt9v022->subdev); + if (icl->free_bus) + icl->free_bus(icl); + v4l2_ctrl_handler_free(&mt9v022->hdl); kfree(mt9v022); return 0; diff --git a/drivers/media/video/mx1_camera.c b/drivers/media/video/mx1_camera.c index 087db12a3a67..18e94c7d2be8 100644 --- a/drivers/media/video/mx1_camera.c +++ b/drivers/media/video/mx1_camera.c @@ -78,11 +78,10 @@ #define CSI_IRQ_MASK (CSISR_SFF_OR_INT | CSISR_RFF_OR_INT | \ CSISR_STATFF_INT | CSISR_RXFF_INT | CSISR_SOF_INT) -#define CSI_BUS_FLAGS (SOCAM_MASTER | SOCAM_HSYNC_ACTIVE_HIGH | \ - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_LOW | \ - SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING | \ - SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATA_ACTIVE_LOW | \ - SOCAM_DATAWIDTH_8) +#define CSI_BUS_FLAGS (V4L2_MBUS_MASTER | V4L2_MBUS_HSYNC_ACTIVE_HIGH | \ + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_LOW | \ + V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING | \ + V4L2_MBUS_DATA_ACTIVE_HIGH | V4L2_MBUS_DATA_ACTIVE_LOW) #define MAX_VIDEO_MEM 16 /* Video memory limit in megabytes */ @@ -490,59 +489,73 @@ static int mx1_camera_set_crop(struct soc_camera_device *icd, static int mx1_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) { + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx1_camera_dev *pcdev = ici->priv; - unsigned long camera_flags, common_flags; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long common_flags; unsigned int csicr1; int ret; - camera_flags = icd->ops->query_bus_param(icd); - /* MX1 supports only 8bit buswidth */ - common_flags = soc_camera_bus_param_compatible(camera_flags, - CSI_BUS_FLAGS); - if (!common_flags) - return -EINVAL; + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, CSI_BUS_FLAGS); + if (!common_flags) { + dev_warn(icd->parent, + "Flags incompatible: camera 0x%x, host 0x%x\n", + cfg.flags, CSI_BUS_FLAGS); + return -EINVAL; + } + } else if (ret != -ENOIOCTLCMD) { + return ret; + } else { + common_flags = CSI_BUS_FLAGS; + } /* Make choises, based on platform choice */ - if ((common_flags & SOCAM_VSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_VSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW)) { if (!pcdev->pdata || pcdev->pdata->flags & MX1_CAMERA_VSYNC_HIGH) - common_flags &= ~SOCAM_VSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_LOW; else - common_flags &= ~SOCAM_VSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_HIGH; } - if ((common_flags & SOCAM_PCLK_SAMPLE_RISING) && - (common_flags & SOCAM_PCLK_SAMPLE_FALLING)) { + if ((common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) && + (common_flags & V4L2_MBUS_PCLK_SAMPLE_FALLING)) { if (!pcdev->pdata || pcdev->pdata->flags & MX1_CAMERA_PCLK_RISING) - common_flags &= ~SOCAM_PCLK_SAMPLE_FALLING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_FALLING; else - common_flags &= ~SOCAM_PCLK_SAMPLE_RISING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_RISING; } - if ((common_flags & SOCAM_DATA_ACTIVE_HIGH) && - (common_flags & SOCAM_DATA_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_DATA_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_DATA_ACTIVE_LOW)) { if (!pcdev->pdata || pcdev->pdata->flags & MX1_CAMERA_DATA_HIGH) - common_flags &= ~SOCAM_DATA_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_DATA_ACTIVE_LOW; else - common_flags &= ~SOCAM_DATA_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_DATA_ACTIVE_HIGH; } - ret = icd->ops->set_bus_param(icd, common_flags); - if (ret < 0) + cfg.flags = common_flags; + ret = v4l2_subdev_call(sd, video, s_mbus_config, &cfg); + if (ret < 0 && ret != -ENOIOCTLCMD) { + dev_dbg(icd->parent, "camera s_mbus_config(0x%lx) returned %d\n", + common_flags, ret); return ret; + } csicr1 = __raw_readl(pcdev->base + CSICR1); - if (common_flags & SOCAM_PCLK_SAMPLE_RISING) + if (common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) csicr1 |= CSICR1_REDGE; - if (common_flags & SOCAM_VSYNC_ACTIVE_HIGH) + if (common_flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) csicr1 |= CSICR1_SOF_POL; - if (common_flags & SOCAM_DATA_ACTIVE_LOW) + if (common_flags & V4L2_MBUS_DATA_ACTIVE_LOW) csicr1 |= CSICR1_DATA_POL; __raw_writel(csicr1, pcdev->base + CSICR1); diff --git a/drivers/media/video/mx2_camera.c b/drivers/media/video/mx2_camera.c index ec2410c0c806..a803d9ea8fd6 100644 --- a/drivers/media/video/mx2_camera.c +++ b/drivers/media/video/mx2_camera.c @@ -686,16 +686,15 @@ static void mx2_camera_init_videobuf(struct videobuf_queue *q, icd, &icd->video_lock); } -#define MX2_BUS_FLAGS (SOCAM_DATAWIDTH_8 | \ - SOCAM_MASTER | \ - SOCAM_VSYNC_ACTIVE_HIGH | \ - SOCAM_VSYNC_ACTIVE_LOW | \ - SOCAM_HSYNC_ACTIVE_HIGH | \ - SOCAM_HSYNC_ACTIVE_LOW | \ - SOCAM_PCLK_SAMPLE_RISING | \ - SOCAM_PCLK_SAMPLE_FALLING | \ - SOCAM_DATA_ACTIVE_HIGH | \ - SOCAM_DATA_ACTIVE_LOW) +#define MX2_BUS_FLAGS (V4L2_MBUS_MASTER | \ + V4L2_MBUS_VSYNC_ACTIVE_HIGH | \ + V4L2_MBUS_VSYNC_ACTIVE_LOW | \ + V4L2_MBUS_HSYNC_ACTIVE_HIGH | \ + V4L2_MBUS_HSYNC_ACTIVE_LOW | \ + V4L2_MBUS_PCLK_SAMPLE_RISING | \ + V4L2_MBUS_PCLK_SAMPLE_FALLING | \ + V4L2_MBUS_DATA_ACTIVE_HIGH | \ + V4L2_MBUS_DATA_ACTIVE_LOW) static int mx27_camera_emma_prp_reset(struct mx2_camera_dev *pcdev) { @@ -770,46 +769,59 @@ static void mx27_camera_emma_buf_init(struct soc_camera_device *icd, static int mx2_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) { - struct soc_camera_host *ici = - to_soc_camera_host(icd->parent); + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; - unsigned long camera_flags, common_flags; - int ret = 0; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long common_flags; + int ret; int bytesperline; u32 csicr1 = pcdev->csicr1; - camera_flags = icd->ops->query_bus_param(icd); - - common_flags = soc_camera_bus_param_compatible(camera_flags, - MX2_BUS_FLAGS); - if (!common_flags) - return -EINVAL; + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, MX2_BUS_FLAGS); + if (!common_flags) { + dev_warn(icd->parent, + "Flags incompatible: camera 0x%x, host 0x%x\n", + cfg.flags, MX2_BUS_FLAGS); + return -EINVAL; + } + } else if (ret != -ENOIOCTLCMD) { + return ret; + } else { + common_flags = MX2_BUS_FLAGS; + } - if ((common_flags & SOCAM_HSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_HSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW)) { if (pcdev->platform_flags & MX2_CAMERA_HSYNC_HIGH) - common_flags &= ~SOCAM_HSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_LOW; else - common_flags &= ~SOCAM_HSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_HIGH; } - if ((common_flags & SOCAM_PCLK_SAMPLE_RISING) && - (common_flags & SOCAM_PCLK_SAMPLE_FALLING)) { + if ((common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) && + (common_flags & V4L2_MBUS_PCLK_SAMPLE_FALLING)) { if (pcdev->platform_flags & MX2_CAMERA_PCLK_SAMPLE_RISING) - common_flags &= ~SOCAM_PCLK_SAMPLE_FALLING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_FALLING; else - common_flags &= ~SOCAM_PCLK_SAMPLE_RISING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_RISING; } - ret = icd->ops->set_bus_param(icd, common_flags); - if (ret < 0) + cfg.flags = common_flags; + ret = v4l2_subdev_call(sd, video, s_mbus_config, &cfg); + if (ret < 0 && ret != -ENOIOCTLCMD) { + dev_dbg(icd->parent, "camera s_mbus_config(0x%lx) returned %d\n", + common_flags, ret); return ret; + } - if (common_flags & SOCAM_PCLK_SAMPLE_RISING) + if (common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) csicr1 |= CSICR1_REDGE; - if (common_flags & SOCAM_VSYNC_ACTIVE_HIGH) + if (common_flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) csicr1 |= CSICR1_SOF_POL; - if (common_flags & SOCAM_HSYNC_ACTIVE_HIGH) + if (common_flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) csicr1 |= CSICR1_HSYNC_POL; if (pcdev->platform_flags & MX2_CAMERA_SWAP16) csicr1 |= CSICR1_SWAP16_EN; diff --git a/drivers/media/video/mx3_camera.c b/drivers/media/video/mx3_camera.c index c8e958a07e91..f96f92f00f92 100644 --- a/drivers/media/video/mx3_camera.c +++ b/drivers/media/video/mx3_camera.c @@ -109,10 +109,12 @@ struct mx3_camera_dev { unsigned long platform_flags; unsigned long mclk; + u16 width_flags; /* max 15 bits */ struct list_head capture; spinlock_t lock; /* Protects video buffer lists */ struct mx3_camera_buffer *active; + size_t buf_total; struct vb2_alloc_ctx *alloc_ctx; enum v4l2_field field; int sequence; @@ -190,79 +192,53 @@ static void mx3_cam_dma_done(void *arg) * Calculate the __buffer__ (not data) size and number of buffers. */ static int mx3_videobuf_setup(struct vb2_queue *vq, + const struct v4l2_format *fmt, unsigned int *count, unsigned int *num_planes, unsigned int sizes[], void *alloc_ctxs[]) { struct soc_camera_device *icd = soc_camera_from_vb2q(vq); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx3_camera_dev *mx3_cam = ici->priv; - int bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, - icd->current_fmt->host_fmt); - - if (bytes_per_line < 0) - return bytes_per_line; + int bytes_per_line; + unsigned int height; if (!mx3_cam->idmac_channel[0]) return -EINVAL; - *num_planes = 1; - - mx3_cam->sequence = 0; - sizes[0] = bytes_per_line * icd->user_height; - alloc_ctxs[0] = mx3_cam->alloc_ctx; - - if (!*count) - *count = 32; - - if (sizes[0] * *count > MAX_VIDEO_MEM * 1024 * 1024) - *count = MAX_VIDEO_MEM * 1024 * 1024 / sizes[0]; - - return 0; -} - -static int mx3_videobuf_prepare(struct vb2_buffer *vb) -{ - struct soc_camera_device *icd = soc_camera_from_vb2q(vb->vb2_queue); - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); - struct mx3_camera_dev *mx3_cam = ici->priv; - struct idmac_channel *ichan = mx3_cam->idmac_channel[0]; - struct scatterlist *sg; - struct mx3_camera_buffer *buf; - size_t new_size; - int bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, + if (fmt) { + const struct soc_camera_format_xlate *xlate = soc_camera_xlate_by_fourcc(icd, + fmt->fmt.pix.pixelformat); + if (!xlate) + return -EINVAL; + bytes_per_line = soc_mbus_bytes_per_line(fmt->fmt.pix.width, + xlate->host_fmt); + height = fmt->fmt.pix.height; + } else { + /* Called from VIDIOC_REQBUFS or in compatibility mode */ + bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, icd->current_fmt->host_fmt); - + height = icd->user_height; + } if (bytes_per_line < 0) return bytes_per_line; - buf = to_mx3_vb(vb); - sg = &buf->sg; - - new_size = bytes_per_line * icd->user_height; + sizes[0] = bytes_per_line * height; - if (vb2_plane_size(vb, 0) < new_size) { - dev_err(icd->parent, "Buffer too small (%lu < %zu)\n", - vb2_plane_size(vb, 0), new_size); - return -ENOBUFS; - } + alloc_ctxs[0] = mx3_cam->alloc_ctx; - if (buf->state == CSI_BUF_NEEDS_INIT) { - sg_dma_address(sg) = vb2_dma_contig_plane_dma_addr(vb, 0); - sg_dma_len(sg) = new_size; + if (!vq->num_buffers) + mx3_cam->sequence = 0; - buf->txd = ichan->dma_chan.device->device_prep_slave_sg( - &ichan->dma_chan, sg, 1, DMA_FROM_DEVICE, - DMA_PREP_INTERRUPT); - if (!buf->txd) - return -EIO; - - buf->txd->callback_param = buf->txd; - buf->txd->callback = mx3_cam_dma_done; + if (!*count) + *count = 2; - buf->state = CSI_BUF_PREPARED; - } + /* If *num_planes != 0, we have already verified *count. */ + if (!*num_planes && + sizes[0] * *count + mx3_cam->buf_total > MAX_VIDEO_MEM * 1024 * 1024) + *count = (MAX_VIDEO_MEM * 1024 * 1024 - mx3_cam->buf_total) / + sizes[0]; - vb2_set_plane_payload(vb, 0, new_size); + *num_planes = 1; return 0; } @@ -286,28 +262,58 @@ static void mx3_videobuf_queue(struct vb2_buffer *vb) struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx3_camera_dev *mx3_cam = ici->priv; struct mx3_camera_buffer *buf = to_mx3_vb(vb); - struct dma_async_tx_descriptor *txd = buf->txd; - struct idmac_channel *ichan = to_idmac_chan(txd->chan); + struct scatterlist *sg = &buf->sg; + struct dma_async_tx_descriptor *txd; + struct idmac_channel *ichan = mx3_cam->idmac_channel[0]; struct idmac_video_param *video = &ichan->params.video; - dma_cookie_t cookie; - u32 fourcc = icd->current_fmt->host_fmt->fourcc; + const struct soc_mbus_pixelfmt *host_fmt = icd->current_fmt->host_fmt; + int bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, host_fmt); unsigned long flags; + dma_cookie_t cookie; + size_t new_size; + + BUG_ON(bytes_per_line <= 0); + + new_size = bytes_per_line * icd->user_height; + + if (vb2_plane_size(vb, 0) < new_size) { + dev_err(icd->parent, "Buffer #%d too small (%lu < %zu)\n", + vb->v4l2_buf.index, vb2_plane_size(vb, 0), new_size); + goto error; + } + + if (buf->state == CSI_BUF_NEEDS_INIT) { + sg_dma_address(sg) = vb2_dma_contig_plane_dma_addr(vb, 0); + sg_dma_len(sg) = new_size; + + txd = ichan->dma_chan.device->device_prep_slave_sg( + &ichan->dma_chan, sg, 1, DMA_FROM_DEVICE, + DMA_PREP_INTERRUPT); + if (!txd) + goto error; + + txd->callback_param = txd; + txd->callback = mx3_cam_dma_done; + + buf->state = CSI_BUF_PREPARED; + buf->txd = txd; + } else { + txd = buf->txd; + } + + vb2_set_plane_payload(vb, 0, new_size); /* This is the configuration of one sg-element */ - video->out_pixel_fmt = fourcc_to_ipu_pix(fourcc); + video->out_pixel_fmt = fourcc_to_ipu_pix(host_fmt->fourcc); if (video->out_pixel_fmt == IPU_PIX_FMT_GENERIC) { /* - * If the IPU DMA channel is configured to transport - * generic 8-bit data, we have to set up correctly the - * geometry parameters upon the current pixel format. - * So, since the DMA horizontal parameters are expressed - * in bytes not pixels, convert these in the right unit. + * If the IPU DMA channel is configured to transfer generic + * 8-bit data, we have to set up the geometry parameters + * correctly, according to the current pixel format. The DMA + * horizontal parameters in this case are expressed in bytes, + * not in pixels. */ - int bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, - icd->current_fmt->host_fmt); - BUG_ON(bytes_per_line <= 0); - video->out_width = bytes_per_line; video->out_height = icd->user_height; video->out_stride = bytes_per_line; @@ -351,6 +357,7 @@ static void mx3_videobuf_queue(struct vb2_buffer *vb) mx3_cam->active = NULL; spin_unlock_irqrestore(&mx3_cam->lock, flags); +error: vb2_buffer_done(vb, VB2_BUF_STATE_ERROR); } @@ -384,17 +391,24 @@ static void mx3_videobuf_release(struct vb2_buffer *vb) } spin_unlock_irqrestore(&mx3_cam->lock, flags); + + mx3_cam->buf_total -= vb2_plane_size(vb, 0); } static int mx3_videobuf_init(struct vb2_buffer *vb) { + struct soc_camera_device *icd = soc_camera_from_vb2q(vb->vb2_queue); + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + struct mx3_camera_dev *mx3_cam = ici->priv; struct mx3_camera_buffer *buf = to_mx3_vb(vb); + /* This is for locking debugging only */ INIT_LIST_HEAD(&buf->queue); sg_init_table(&buf->sg, 1); buf->state = CSI_BUF_NEEDS_INIT; - buf->txd = NULL; + + mx3_cam->buf_total += vb2_plane_size(vb, 0); return 0; } @@ -405,13 +419,12 @@ static int mx3_stop_streaming(struct vb2_queue *q) struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx3_camera_dev *mx3_cam = ici->priv; struct idmac_channel *ichan = mx3_cam->idmac_channel[0]; - struct dma_chan *chan; struct mx3_camera_buffer *buf, *tmp; unsigned long flags; if (ichan) { - chan = &ichan->dma_chan; - chan->device->device_control(chan, DMA_TERMINATE_ALL, 0); + struct dma_chan *chan = &ichan->dma_chan; + chan->device->device_control(chan, DMA_PAUSE, 0); } spin_lock_irqsave(&mx3_cam->lock, flags); @@ -419,8 +432,8 @@ static int mx3_stop_streaming(struct vb2_queue *q) mx3_cam->active = NULL; list_for_each_entry_safe(buf, tmp, &mx3_cam->capture, queue) { - buf->state = CSI_BUF_NEEDS_INIT; list_del_init(&buf->queue); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); } spin_unlock_irqrestore(&mx3_cam->lock, flags); @@ -430,7 +443,6 @@ static int mx3_stop_streaming(struct vb2_queue *q) static struct vb2_ops mx3_videobuf_ops = { .queue_setup = mx3_videobuf_setup, - .buf_prepare = mx3_videobuf_prepare, .buf_queue = mx3_videobuf_queue, .buf_cleanup = mx3_videobuf_release, .buf_init = mx3_videobuf_init, @@ -514,6 +526,7 @@ static int mx3_camera_add_device(struct soc_camera_device *icd) mx3_camera_activate(mx3_cam, icd); + mx3_cam->buf_total = 0; mx3_cam->icd = icd; dev_info(icd->parent, "MX3 Camera driver attached to camera %d\n", @@ -548,58 +561,27 @@ static int test_platform_param(struct mx3_camera_dev *mx3_cam, unsigned char buswidth, unsigned long *flags) { /* + * If requested data width is supported by the platform, use it or any + * possible lower value - i.MX31 is smart enough to shift bits + */ + if (buswidth > fls(mx3_cam->width_flags)) + return -EINVAL; + + /* * Platform specified synchronization and pixel clock polarities are * only a recommendation and are only used during probing. MX3x * camera interface only works in master mode, i.e., uses HSYNC and * VSYNC signals from the sensor */ - *flags = SOCAM_MASTER | - SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_HSYNC_ACTIVE_LOW | - SOCAM_VSYNC_ACTIVE_HIGH | - SOCAM_VSYNC_ACTIVE_LOW | - SOCAM_PCLK_SAMPLE_RISING | - SOCAM_PCLK_SAMPLE_FALLING | - SOCAM_DATA_ACTIVE_HIGH | - SOCAM_DATA_ACTIVE_LOW; - - /* - * If requested data width is supported by the platform, use it or any - * possible lower value - i.MX31 is smart enough to schift bits - */ - if (mx3_cam->platform_flags & MX3_CAMERA_DATAWIDTH_15) - *flags |= SOCAM_DATAWIDTH_15 | SOCAM_DATAWIDTH_10 | - SOCAM_DATAWIDTH_8 | SOCAM_DATAWIDTH_4; - else if (mx3_cam->platform_flags & MX3_CAMERA_DATAWIDTH_10) - *flags |= SOCAM_DATAWIDTH_10 | SOCAM_DATAWIDTH_8 | - SOCAM_DATAWIDTH_4; - else if (mx3_cam->platform_flags & MX3_CAMERA_DATAWIDTH_8) - *flags |= SOCAM_DATAWIDTH_8 | SOCAM_DATAWIDTH_4; - else if (mx3_cam->platform_flags & MX3_CAMERA_DATAWIDTH_4) - *flags |= SOCAM_DATAWIDTH_4; - - switch (buswidth) { - case 15: - if (!(*flags & SOCAM_DATAWIDTH_15)) - return -EINVAL; - break; - case 10: - if (!(*flags & SOCAM_DATAWIDTH_10)) - return -EINVAL; - break; - case 8: - if (!(*flags & SOCAM_DATAWIDTH_8)) - return -EINVAL; - break; - case 4: - if (!(*flags & SOCAM_DATAWIDTH_4)) - return -EINVAL; - break; - default: - dev_warn(mx3_cam->soc_host.v4l2_dev.dev, - "Unsupported bus width %d\n", buswidth); - return -EINVAL; - } + *flags = V4L2_MBUS_MASTER | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_HSYNC_ACTIVE_LOW | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | + V4L2_MBUS_VSYNC_ACTIVE_LOW | + V4L2_MBUS_PCLK_SAMPLE_RISING | + V4L2_MBUS_PCLK_SAMPLE_FALLING | + V4L2_MBUS_DATA_ACTIVE_HIGH | + V4L2_MBUS_DATA_ACTIVE_LOW; return 0; } @@ -607,9 +589,11 @@ static int test_platform_param(struct mx3_camera_dev *mx3_cam, static int mx3_camera_try_bus_param(struct soc_camera_device *icd, const unsigned int depth) { + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx3_camera_dev *mx3_cam = ici->priv; - unsigned long bus_flags, camera_flags; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long bus_flags, common_flags; int ret = test_platform_param(mx3_cam, depth, &bus_flags); dev_dbg(icd->parent, "request bus width %d bit: %d\n", depth, ret); @@ -617,15 +601,21 @@ static int mx3_camera_try_bus_param(struct soc_camera_device *icd, if (ret < 0) return ret; - camera_flags = icd->ops->query_bus_param(icd); - - ret = soc_camera_bus_param_compatible(camera_flags, bus_flags); - if (ret < 0) - dev_warn(icd->parent, - "Flags incompatible: camera %lx, host %lx\n", - camera_flags, bus_flags); + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, + bus_flags); + if (!common_flags) { + dev_warn(icd->parent, + "Flags incompatible: camera 0x%x, host 0x%lx\n", + cfg.flags, bus_flags); + return -EINVAL; + } + } else if (ret != -ENOIOCTLCMD) { + return ret; + } - return ret; + return 0; } static bool chan_filter(struct dma_chan *chan, void *arg) @@ -994,9 +984,11 @@ static int mx3_camera_querycap(struct soc_camera_host *ici, static int mx3_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) { + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx3_camera_dev *mx3_cam = ici->priv; - unsigned long bus_flags, camera_flags, common_flags; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long bus_flags, common_flags; u32 dw, sens_conf; const struct soc_mbus_pixelfmt *fmt; int buswidth; @@ -1008,83 +1000,76 @@ static int mx3_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) if (!fmt) return -EINVAL; - buswidth = fmt->bits_per_sample; - ret = test_platform_param(mx3_cam, buswidth, &bus_flags); - xlate = soc_camera_xlate_by_fourcc(icd, pixfmt); if (!xlate) { dev_warn(dev, "Format %x not found\n", pixfmt); return -EINVAL; } + buswidth = fmt->bits_per_sample; + ret = test_platform_param(mx3_cam, buswidth, &bus_flags); + dev_dbg(dev, "requested bus width %d bit: %d\n", buswidth, ret); if (ret < 0) return ret; - camera_flags = icd->ops->query_bus_param(icd); - - common_flags = soc_camera_bus_param_compatible(camera_flags, bus_flags); - dev_dbg(dev, "Flags cam: 0x%lx host: 0x%lx common: 0x%lx\n", - camera_flags, bus_flags, common_flags); - if (!common_flags) { - dev_dbg(dev, "no common flags"); - return -EINVAL; + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, + bus_flags); + if (!common_flags) { + dev_warn(icd->parent, + "Flags incompatible: camera 0x%x, host 0x%lx\n", + cfg.flags, bus_flags); + return -EINVAL; + } + } else if (ret != -ENOIOCTLCMD) { + return ret; + } else { + common_flags = bus_flags; } + dev_dbg(dev, "Flags cam: 0x%x host: 0x%lx common: 0x%lx\n", + cfg.flags, bus_flags, common_flags); + /* Make choices, based on platform preferences */ - if ((common_flags & SOCAM_HSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_HSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW)) { if (mx3_cam->platform_flags & MX3_CAMERA_HSP) - common_flags &= ~SOCAM_HSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_HIGH; else - common_flags &= ~SOCAM_HSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_LOW; } - if ((common_flags & SOCAM_VSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_VSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW)) { if (mx3_cam->platform_flags & MX3_CAMERA_VSP) - common_flags &= ~SOCAM_VSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_HIGH; else - common_flags &= ~SOCAM_VSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_LOW; } - if ((common_flags & SOCAM_DATA_ACTIVE_HIGH) && - (common_flags & SOCAM_DATA_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_DATA_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_DATA_ACTIVE_LOW)) { if (mx3_cam->platform_flags & MX3_CAMERA_DP) - common_flags &= ~SOCAM_DATA_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_DATA_ACTIVE_HIGH; else - common_flags &= ~SOCAM_DATA_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_DATA_ACTIVE_LOW; } - if ((common_flags & SOCAM_PCLK_SAMPLE_RISING) && - (common_flags & SOCAM_PCLK_SAMPLE_FALLING)) { + if ((common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) && + (common_flags & V4L2_MBUS_PCLK_SAMPLE_FALLING)) { if (mx3_cam->platform_flags & MX3_CAMERA_PCP) - common_flags &= ~SOCAM_PCLK_SAMPLE_RISING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_RISING; else - common_flags &= ~SOCAM_PCLK_SAMPLE_FALLING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_FALLING; } - /* - * Make the camera work in widest common mode, we'll take care of - * the rest - */ - if (common_flags & SOCAM_DATAWIDTH_15) - common_flags = (common_flags & ~SOCAM_DATAWIDTH_MASK) | - SOCAM_DATAWIDTH_15; - else if (common_flags & SOCAM_DATAWIDTH_10) - common_flags = (common_flags & ~SOCAM_DATAWIDTH_MASK) | - SOCAM_DATAWIDTH_10; - else if (common_flags & SOCAM_DATAWIDTH_8) - common_flags = (common_flags & ~SOCAM_DATAWIDTH_MASK) | - SOCAM_DATAWIDTH_8; - else - common_flags = (common_flags & ~SOCAM_DATAWIDTH_MASK) | - SOCAM_DATAWIDTH_4; - - ret = icd->ops->set_bus_param(icd, common_flags); - if (ret < 0) { - dev_dbg(dev, "camera set_bus_param(%lx) returned %d\n", + cfg.flags = common_flags; + ret = v4l2_subdev_call(sd, video, s_mbus_config, &cfg); + if (ret < 0 && ret != -ENOIOCTLCMD) { + dev_dbg(dev, "camera s_mbus_config(0x%lx) returned %d\n", common_flags, ret); return ret; } @@ -1108,13 +1093,13 @@ static int mx3_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) /* This has been set in mx3_camera_activate(), but we clear it above */ sens_conf |= CSI_SENS_CONF_DATA_FMT_BAYER; - if (common_flags & SOCAM_PCLK_SAMPLE_FALLING) + if (common_flags & V4L2_MBUS_PCLK_SAMPLE_FALLING) sens_conf |= 1 << CSI_SENS_CONF_PIX_CLK_POL_SHIFT; - if (common_flags & SOCAM_HSYNC_ACTIVE_LOW) + if (common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW) sens_conf |= 1 << CSI_SENS_CONF_HSYNC_POL_SHIFT; - if (common_flags & SOCAM_VSYNC_ACTIVE_LOW) + if (common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW) sens_conf |= 1 << CSI_SENS_CONF_VSYNC_POL_SHIFT; - if (common_flags & SOCAM_DATA_ACTIVE_LOW) + if (common_flags & V4L2_MBUS_DATA_ACTIVE_LOW) sens_conf |= 1 << CSI_SENS_CONF_DATA_POL_SHIFT; /* Just do what we're asked to do */ @@ -1199,6 +1184,14 @@ static int __devinit mx3_camera_probe(struct platform_device *pdev) "data widths, using default 8 bit\n"); mx3_cam->platform_flags |= MX3_CAMERA_DATAWIDTH_8; } + if (mx3_cam->platform_flags & MX3_CAMERA_DATAWIDTH_4) + mx3_cam->width_flags = 1 << 3; + if (mx3_cam->platform_flags & MX3_CAMERA_DATAWIDTH_8) + mx3_cam->width_flags |= 1 << 7; + if (mx3_cam->platform_flags & MX3_CAMERA_DATAWIDTH_10) + mx3_cam->width_flags |= 1 << 9; + if (mx3_cam->platform_flags & MX3_CAMERA_DATAWIDTH_15) + mx3_cam->width_flags |= 1 << 14; mx3_cam->mclk = mx3_cam->pdata->mclk_10khz * 10000; if (!mx3_cam->mclk) { @@ -1281,8 +1274,6 @@ static int __devexit mx3_camera_remove(struct platform_device *pdev) dmaengine_put(); - dev_info(&pdev->dev, "i.MX3x Camera driver unloaded\n"); - return 0; } diff --git a/drivers/media/video/omap/omap_vout.c b/drivers/media/video/omap/omap_vout.c index 30d8896bb710..9c5c19f142de 100644 --- a/drivers/media/video/omap/omap_vout.c +++ b/drivers/media/video/omap/omap_vout.c @@ -833,6 +833,15 @@ static void omap_vout_buffer_release(struct videobuf_queue *q, /* * File operations */ +static unsigned int omap_vout_poll(struct file *file, + struct poll_table_struct *wait) +{ + struct omap_vout_device *vout = file->private_data; + struct videobuf_queue *q = &vout->vbq; + + return videobuf_poll_stream(file, q, wait); +} + static void omap_vout_vm_open(struct vm_area_struct *vma) { struct omap_vout_device *vout = vma->vm_private_data; @@ -1861,6 +1870,7 @@ static const struct v4l2_ioctl_ops vout_ioctl_ops = { static const struct v4l2_file_operations omap_vout_fops = { .owner = THIS_MODULE, + .poll = omap_vout_poll, .unlocked_ioctl = video_ioctl2, .mmap = omap_vout_mmap, .open = omap_vout_open, diff --git a/drivers/media/video/omap1_camera.c b/drivers/media/video/omap1_camera.c index 8a947e603aca..e87ae2f634b2 100644 --- a/drivers/media/video/omap1_camera.c +++ b/drivers/media/video/omap1_camera.c @@ -102,10 +102,10 @@ /* end of OMAP1 Camera Interface registers */ -#define SOCAM_BUS_FLAGS (SOCAM_MASTER | \ - SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH | \ - SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING | \ - SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATAWIDTH_8) +#define SOCAM_BUS_FLAGS (V4L2_MBUS_MASTER | \ + V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_HIGH | \ + V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING | \ + V4L2_MBUS_DATA_ACTIVE_HIGH) #define FIFO_SIZE ((THRESHOLD_MASK >> THRESHOLD_SHIFT) + 1) @@ -1438,41 +1438,55 @@ static int omap1_cam_querycap(struct soc_camera_host *ici, static int omap1_cam_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) { + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); struct device *dev = icd->parent; struct soc_camera_host *ici = to_soc_camera_host(dev); struct omap1_cam_dev *pcdev = ici->priv; const struct soc_camera_format_xlate *xlate; const struct soc_mbus_pixelfmt *fmt; - unsigned long camera_flags, common_flags; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long common_flags; u32 ctrlclock, mode; int ret; - camera_flags = icd->ops->query_bus_param(icd); - - common_flags = soc_camera_bus_param_compatible(camera_flags, - SOCAM_BUS_FLAGS); - if (!common_flags) - return -EINVAL; + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, SOCAM_BUS_FLAGS); + if (!common_flags) { + dev_warn(dev, + "Flags incompatible: camera 0x%x, host 0x%x\n", + cfg.flags, SOCAM_BUS_FLAGS); + return -EINVAL; + } + } else if (ret != -ENOIOCTLCMD) { + return ret; + } else { + common_flags = SOCAM_BUS_FLAGS; + } /* Make choices, possibly based on platform configuration */ - if ((common_flags & SOCAM_PCLK_SAMPLE_RISING) && - (common_flags & SOCAM_PCLK_SAMPLE_FALLING)) { + if ((common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) && + (common_flags & V4L2_MBUS_PCLK_SAMPLE_FALLING)) { if (!pcdev->pdata || pcdev->pdata->flags & OMAP1_CAMERA_LCLK_RISING) - common_flags &= ~SOCAM_PCLK_SAMPLE_FALLING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_FALLING; else - common_flags &= ~SOCAM_PCLK_SAMPLE_RISING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_RISING; } - ret = icd->ops->set_bus_param(icd, common_flags); - if (ret < 0) + cfg.flags = common_flags; + ret = v4l2_subdev_call(sd, video, s_mbus_config, &cfg); + if (ret < 0 && ret != -ENOIOCTLCMD) { + dev_dbg(dev, "camera s_mbus_config(0x%lx) returned %d\n", + common_flags, ret); return ret; + } ctrlclock = CAM_READ_CACHE(pcdev, CTRLCLOCK); if (ctrlclock & LCLK_EN) CAM_WRITE(pcdev, CTRLCLOCK, ctrlclock & ~LCLK_EN); - if (common_flags & SOCAM_PCLK_SAMPLE_RISING) { + if (common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) { dev_dbg(dev, "CTRLCLOCK_REG |= POLCLK\n"); ctrlclock |= POLCLK; } else { @@ -1565,10 +1579,10 @@ static int __init omap1_cam_probe(struct platform_device *pdev) pcdev->clk = clk; pcdev->pdata = pdev->dev.platform_data; - pcdev->pflags = pcdev->pdata->flags; - - if (pcdev->pdata) + if (pcdev->pdata) { + pcdev->pflags = pcdev->pdata->flags; pcdev->camexclk = pcdev->pdata->camexclk_khz * 1000; + } switch (pcdev->camexclk) { case 6000000: @@ -1578,6 +1592,7 @@ static int __init omap1_cam_probe(struct platform_device *pdev) case 24000000: break; default: + /* pcdev->camexclk != 0 => pcdev->pdata != NULL */ dev_warn(&pdev->dev, "Incorrect sensor clock frequency %ld kHz, " "should be one of 0, 6, 8, 9.6, 12 or 24 MHz, " @@ -1585,8 +1600,7 @@ static int __init omap1_cam_probe(struct platform_device *pdev) pcdev->pdata->camexclk_khz); pcdev->camexclk = 0; case 0: - dev_info(&pdev->dev, - "Not providing sensor clock\n"); + dev_info(&pdev->dev, "Not providing sensor clock\n"); } INIT_LIST_HEAD(&pcdev->capture); @@ -1716,5 +1730,5 @@ MODULE_PARM_DESC(sg_mode, "videobuf mode, 0: dma-contig (default), 1: dma-sg"); MODULE_DESCRIPTION("OMAP1 Camera Interface driver"); MODULE_AUTHOR("Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>"); MODULE_LICENSE("GPL v2"); -MODULE_LICENSE(DRIVER_VERSION); +MODULE_VERSION(DRIVER_VERSION); MODULE_ALIAS("platform:" DRIVER_NAME); diff --git a/drivers/media/video/omap3isp/isp.c b/drivers/media/video/omap3isp/isp.c index 678e1252047a..b818cacf420f 100644 --- a/drivers/media/video/omap3isp/isp.c +++ b/drivers/media/video/omap3isp/isp.c @@ -1704,6 +1704,7 @@ static int isp_register_entities(struct isp_device *isp) isp->media_dev.dev = isp->dev; strlcpy(isp->media_dev.model, "TI OMAP3 ISP", sizeof(isp->media_dev.model)); + isp->media_dev.hw_revision = isp->revision; isp->media_dev.link_notify = isp_pipeline_link_notify; ret = media_device_register(&isp->media_dev); if (ret < 0) { @@ -2210,6 +2211,8 @@ error: regulator_put(isp->isp_csiphy2.vdd); regulator_put(isp->isp_csiphy1.vdd); platform_set_drvdata(pdev, NULL); + + mutex_destroy(&isp->isp_mutex); kfree(isp); return ret; diff --git a/drivers/media/video/omap3isp/ispccdc.c b/drivers/media/video/omap3isp/ispccdc.c index 253fdcce2df2..b0b0fa5a3572 100644 --- a/drivers/media/video/omap3isp/ispccdc.c +++ b/drivers/media/video/omap3isp/ispccdc.c @@ -1836,7 +1836,7 @@ ccdc_try_format(struct isp_ccdc_device *ccdc, struct v4l2_subdev_fh *fh, * callers to request an output size bigger than the input size * up to the nearest multiple of 16. */ - fmt->width = clamp_t(u32, width, 32, (fmt->width + 15) & ~15); + fmt->width = clamp_t(u32, width, 32, fmt->width + 15); fmt->width &= ~15; fmt->height = clamp_t(u32, height, 32, fmt->height); break; @@ -2152,6 +2152,37 @@ static const struct media_entity_operations ccdc_media_ops = { .link_setup = ccdc_link_setup, }; +void omap3isp_ccdc_unregister_entities(struct isp_ccdc_device *ccdc) +{ + v4l2_device_unregister_subdev(&ccdc->subdev); + omap3isp_video_unregister(&ccdc->video_out); +} + +int omap3isp_ccdc_register_entities(struct isp_ccdc_device *ccdc, + struct v4l2_device *vdev) +{ + int ret; + + /* Register the subdev and video node. */ + ret = v4l2_device_register_subdev(vdev, &ccdc->subdev); + if (ret < 0) + goto error; + + ret = omap3isp_video_register(&ccdc->video_out, vdev); + if (ret < 0) + goto error; + + return 0; + +error: + omap3isp_ccdc_unregister_entities(ccdc); + return ret; +} + +/* ----------------------------------------------------------------------------- + * ISP CCDC initialisation and cleanup + */ + /* * ccdc_init_entities - Initialize V4L2 subdev and media entity * @ccdc: ISP CCDC module @@ -2193,50 +2224,23 @@ static int ccdc_init_entities(struct isp_ccdc_device *ccdc) ret = omap3isp_video_init(&ccdc->video_out, "CCDC"); if (ret < 0) - return ret; + goto error_video; /* Connect the CCDC subdev to the video node. */ ret = media_entity_create_link(&ccdc->subdev.entity, CCDC_PAD_SOURCE_OF, &ccdc->video_out.video.entity, 0, 0); if (ret < 0) - return ret; - - return 0; -} - -void omap3isp_ccdc_unregister_entities(struct isp_ccdc_device *ccdc) -{ - media_entity_cleanup(&ccdc->subdev.entity); - - v4l2_device_unregister_subdev(&ccdc->subdev); - omap3isp_video_unregister(&ccdc->video_out); -} - -int omap3isp_ccdc_register_entities(struct isp_ccdc_device *ccdc, - struct v4l2_device *vdev) -{ - int ret; - - /* Register the subdev and video node. */ - ret = v4l2_device_register_subdev(vdev, &ccdc->subdev); - if (ret < 0) - goto error; - - ret = omap3isp_video_register(&ccdc->video_out, vdev); - if (ret < 0) - goto error; + goto error_link; return 0; -error: - omap3isp_ccdc_unregister_entities(ccdc); +error_link: + omap3isp_video_cleanup(&ccdc->video_out); +error_video: + media_entity_cleanup(me); return ret; } -/* ----------------------------------------------------------------------------- - * ISP CCDC initialisation and cleanup - */ - /* * omap3isp_ccdc_init - CCDC module initialization. * @dev: Device pointer specific to the OMAP3 ISP. @@ -2248,6 +2252,7 @@ error: int omap3isp_ccdc_init(struct isp_device *isp) { struct isp_ccdc_device *ccdc = &isp->isp_ccdc; + int ret; spin_lock_init(&ccdc->lock); init_waitqueue_head(&ccdc->wait); @@ -2276,7 +2281,13 @@ int omap3isp_ccdc_init(struct isp_device *isp) ccdc->update = OMAP3ISP_CCDC_BLCLAMP; ccdc_apply_controls(ccdc); - return ccdc_init_entities(ccdc); + ret = ccdc_init_entities(ccdc); + if (ret < 0) { + mutex_destroy(&ccdc->ioctl_lock); + return ret; + } + + return 0; } /* @@ -2287,6 +2298,9 @@ void omap3isp_ccdc_cleanup(struct isp_device *isp) { struct isp_ccdc_device *ccdc = &isp->isp_ccdc; + omap3isp_video_cleanup(&ccdc->video_out); + media_entity_cleanup(&ccdc->subdev.entity); + /* Free LSC requests. As the CCDC is stopped there's no active request, * so only the pending request and the free queue need to be handled. */ @@ -2296,4 +2310,6 @@ void omap3isp_ccdc_cleanup(struct isp_device *isp) if (ccdc->fpc.fpcaddr != 0) omap_iommu_vfree(isp->domain, isp->iommu, ccdc->fpc.fpcaddr); + + mutex_destroy(&ccdc->ioctl_lock); } diff --git a/drivers/media/video/omap3isp/ispccp2.c b/drivers/media/video/omap3isp/ispccp2.c index fa1d09b0ad98..904ca8c8b17f 100644 --- a/drivers/media/video/omap3isp/ispccp2.c +++ b/drivers/media/video/omap3isp/ispccp2.c @@ -1032,6 +1032,48 @@ static const struct media_entity_operations ccp2_media_ops = { }; /* + * omap3isp_ccp2_unregister_entities - Unregister media entities: subdev + * @ccp2: Pointer to ISP CCP2 device + */ +void omap3isp_ccp2_unregister_entities(struct isp_ccp2_device *ccp2) +{ + v4l2_device_unregister_subdev(&ccp2->subdev); + omap3isp_video_unregister(&ccp2->video_in); +} + +/* + * omap3isp_ccp2_register_entities - Register the subdev media entity + * @ccp2: Pointer to ISP CCP2 device + * @vdev: Pointer to v4l device + * return negative error code or zero on success + */ + +int omap3isp_ccp2_register_entities(struct isp_ccp2_device *ccp2, + struct v4l2_device *vdev) +{ + int ret; + + /* Register the subdev and video nodes. */ + ret = v4l2_device_register_subdev(vdev, &ccp2->subdev); + if (ret < 0) + goto error; + + ret = omap3isp_video_register(&ccp2->video_in, vdev); + if (ret < 0) + goto error; + + return 0; + +error: + omap3isp_ccp2_unregister_entities(ccp2); + return ret; +} + +/* ----------------------------------------------------------------------------- + * ISP ccp2 initialisation and cleanup + */ + +/* * ccp2_init_entities - Initialize ccp2 subdev and media entity. * @ccp2: Pointer to ISP CCP2 device * return negative error code or zero on success @@ -1083,72 +1125,23 @@ static int ccp2_init_entities(struct isp_ccp2_device *ccp2) ret = omap3isp_video_init(&ccp2->video_in, "CCP2"); if (ret < 0) - return ret; + goto error_video; /* Connect the video node to the ccp2 subdev. */ ret = media_entity_create_link(&ccp2->video_in.video.entity, 0, &ccp2->subdev.entity, CCP2_PAD_SINK, 0); if (ret < 0) - return ret; + goto error_link; return 0; -} -/* - * omap3isp_ccp2_unregister_entities - Unregister media entities: subdev - * @ccp2: Pointer to ISP CCP2 device - */ -void omap3isp_ccp2_unregister_entities(struct isp_ccp2_device *ccp2) -{ +error_link: + omap3isp_video_cleanup(&ccp2->video_in); +error_video: media_entity_cleanup(&ccp2->subdev.entity); - - v4l2_device_unregister_subdev(&ccp2->subdev); - omap3isp_video_unregister(&ccp2->video_in); -} - -/* - * omap3isp_ccp2_register_entities - Register the subdev media entity - * @ccp2: Pointer to ISP CCP2 device - * @vdev: Pointer to v4l device - * return negative error code or zero on success - */ - -int omap3isp_ccp2_register_entities(struct isp_ccp2_device *ccp2, - struct v4l2_device *vdev) -{ - int ret; - - /* Register the subdev and video nodes. */ - ret = v4l2_device_register_subdev(vdev, &ccp2->subdev); - if (ret < 0) - goto error; - - ret = omap3isp_video_register(&ccp2->video_in, vdev); - if (ret < 0) - goto error; - - return 0; - -error: - omap3isp_ccp2_unregister_entities(ccp2); return ret; } -/* ----------------------------------------------------------------------------- - * ISP ccp2 initialisation and cleanup - */ - -/* - * omap3isp_ccp2_cleanup - CCP2 un-initialization - * @isp : Pointer to ISP device - */ -void omap3isp_ccp2_cleanup(struct isp_device *isp) -{ - struct isp_ccp2_device *ccp2 = &isp->isp_ccp2; - - regulator_put(ccp2->vdds_csib); -} - /* * omap3isp_ccp2_init - CCP2 initialization. * @isp : Pointer to ISP device @@ -1184,13 +1177,25 @@ int omap3isp_ccp2_init(struct isp_device *isp) } ret = ccp2_init_entities(ccp2); - if (ret < 0) - goto out; + if (ret < 0) { + regulator_put(ccp2->vdds_csib); + return ret; + } ccp2_reset(ccp2); -out: - if (ret) - omap3isp_ccp2_cleanup(isp); + return 0; +} - return ret; +/* + * omap3isp_ccp2_cleanup - CCP2 un-initialization + * @isp : Pointer to ISP device + */ +void omap3isp_ccp2_cleanup(struct isp_device *isp) +{ + struct isp_ccp2_device *ccp2 = &isp->isp_ccp2; + + omap3isp_video_cleanup(&ccp2->video_in); + media_entity_cleanup(&ccp2->subdev.entity); + + regulator_put(ccp2->vdds_csib); } diff --git a/drivers/media/video/omap3isp/ispcsi2.c b/drivers/media/video/omap3isp/ispcsi2.c index 69161a682b3d..0c5f1cb9d99d 100644 --- a/drivers/media/video/omap3isp/ispcsi2.c +++ b/drivers/media/video/omap3isp/ispcsi2.c @@ -1187,6 +1187,37 @@ static const struct media_entity_operations csi2_media_ops = { .link_setup = csi2_link_setup, }; +void omap3isp_csi2_unregister_entities(struct isp_csi2_device *csi2) +{ + v4l2_device_unregister_subdev(&csi2->subdev); + omap3isp_video_unregister(&csi2->video_out); +} + +int omap3isp_csi2_register_entities(struct isp_csi2_device *csi2, + struct v4l2_device *vdev) +{ + int ret; + + /* Register the subdev and video nodes. */ + ret = v4l2_device_register_subdev(vdev, &csi2->subdev); + if (ret < 0) + goto error; + + ret = omap3isp_video_register(&csi2->video_out, vdev); + if (ret < 0) + goto error; + + return 0; + +error: + omap3isp_csi2_unregister_entities(csi2); + return ret; +} + +/* ----------------------------------------------------------------------------- + * ISP CSI2 initialisation and cleanup + */ + /* * csi2_init_entities - Initialize subdev and media entity. * @csi2: Pointer to csi2 structure. @@ -1228,57 +1259,23 @@ static int csi2_init_entities(struct isp_csi2_device *csi2) ret = omap3isp_video_init(&csi2->video_out, "CSI2a"); if (ret < 0) - return ret; + goto error_video; /* Connect the CSI2 subdev to the video node. */ ret = media_entity_create_link(&csi2->subdev.entity, CSI2_PAD_SOURCE, &csi2->video_out.video.entity, 0, 0); if (ret < 0) - return ret; + goto error_link; return 0; -} -void omap3isp_csi2_unregister_entities(struct isp_csi2_device *csi2) -{ +error_link: + omap3isp_video_cleanup(&csi2->video_out); +error_video: media_entity_cleanup(&csi2->subdev.entity); - - v4l2_device_unregister_subdev(&csi2->subdev); - omap3isp_video_unregister(&csi2->video_out); -} - -int omap3isp_csi2_register_entities(struct isp_csi2_device *csi2, - struct v4l2_device *vdev) -{ - int ret; - - /* Register the subdev and video nodes. */ - ret = v4l2_device_register_subdev(vdev, &csi2->subdev); - if (ret < 0) - goto error; - - ret = omap3isp_video_register(&csi2->video_out, vdev); - if (ret < 0) - goto error; - - return 0; - -error: - omap3isp_csi2_unregister_entities(csi2); return ret; } -/* ----------------------------------------------------------------------------- - * ISP CSI2 initialisation and cleanup - */ - -/* - * omap3isp_csi2_cleanup - Routine for module driver cleanup - */ -void omap3isp_csi2_cleanup(struct isp_device *isp) -{ -} - /* * omap3isp_csi2_init - Routine for module driver init */ @@ -1298,7 +1295,7 @@ int omap3isp_csi2_init(struct isp_device *isp) ret = csi2_init_entities(csi2a); if (ret < 0) - goto fail; + return ret; if (isp->revision == ISP_REVISION_15_0) { csi2c->isp = isp; @@ -1311,7 +1308,15 @@ int omap3isp_csi2_init(struct isp_device *isp) } return 0; -fail: - omap3isp_csi2_cleanup(isp); - return ret; +} + +/* + * omap3isp_csi2_cleanup - Routine for module driver cleanup + */ +void omap3isp_csi2_cleanup(struct isp_device *isp) +{ + struct isp_csi2_device *csi2a = &isp->isp_csi2a; + + omap3isp_video_cleanup(&csi2a->video_out); + media_entity_cleanup(&csi2a->subdev.entity); } diff --git a/drivers/media/video/omap3isp/isph3a_aewb.c b/drivers/media/video/omap3isp/isph3a_aewb.c index 8068cefd8d89..a3c76bf18175 100644 --- a/drivers/media/video/omap3isp/isph3a_aewb.c +++ b/drivers/media/video/omap3isp/isph3a_aewb.c @@ -370,5 +370,5 @@ void omap3isp_h3a_aewb_cleanup(struct isp_device *isp) { kfree(isp->isp_aewb.priv); kfree(isp->isp_aewb.recover_priv); - omap3isp_stat_free(&isp->isp_aewb); + omap3isp_stat_cleanup(&isp->isp_aewb); } diff --git a/drivers/media/video/omap3isp/isph3a_af.c b/drivers/media/video/omap3isp/isph3a_af.c index ba54d0acdecf..58e0bc414899 100644 --- a/drivers/media/video/omap3isp/isph3a_af.c +++ b/drivers/media/video/omap3isp/isph3a_af.c @@ -425,5 +425,5 @@ void omap3isp_h3a_af_cleanup(struct isp_device *isp) { kfree(isp->isp_af.priv); kfree(isp->isp_af.recover_priv); - omap3isp_stat_free(&isp->isp_af); + omap3isp_stat_cleanup(&isp->isp_af); } diff --git a/drivers/media/video/omap3isp/isphist.c b/drivers/media/video/omap3isp/isphist.c index 1743856b30d1..1163907bcddc 100644 --- a/drivers/media/video/omap3isp/isphist.c +++ b/drivers/media/video/omap3isp/isphist.c @@ -516,5 +516,5 @@ void omap3isp_hist_cleanup(struct isp_device *isp) if (HIST_USING_DMA(&isp->isp_hist)) omap_free_dma(isp->isp_hist.dma_ch); kfree(isp->isp_hist.priv); - omap3isp_stat_free(&isp->isp_hist); + omap3isp_stat_cleanup(&isp->isp_hist); } diff --git a/drivers/media/video/omap3isp/isppreview.c b/drivers/media/video/omap3isp/isppreview.c index aba537af87e4..ccb876fe023f 100644 --- a/drivers/media/video/omap3isp/isppreview.c +++ b/drivers/media/video/omap3isp/isppreview.c @@ -76,9 +76,51 @@ static struct omap3isp_prev_csc flr_prev_csc = { #define DEF_DETECT_CORRECT_VAL 0xe -#define PREV_MIN_WIDTH 64 -#define PREV_MIN_HEIGHT 8 -#define PREV_MAX_HEIGHT 16384 +/* + * Margins and image size limits. + * + * The preview engine crops several rows and columns internally depending on + * which filters are enabled. To avoid format changes when the filters are + * enabled or disabled (which would prevent them from being turned on or off + * during streaming), the driver assumes all the filters are enabled when + * computing sink crop and source format limits. + * + * If a filter is disabled, additional cropping is automatically added at the + * preview engine input by the driver to avoid overflow at line and frame end. + * This is completely transparent for applications. + * + * Median filter 4 pixels + * Noise filter, + * Faulty pixels correction 4 pixels, 4 lines + * CFA filter 4 pixels, 4 lines in Bayer mode + * 2 lines in other modes + * Color suppression 2 pixels + * or luma enhancement + * ------------------------------------------------------------- + * Maximum total 14 pixels, 8 lines + * + * The color suppression and luma enhancement filters are applied after bayer to + * YUV conversion. They thus can crop one pixel on the left and one pixel on the + * right side of the image without changing the color pattern. When both those + * filters are disabled, the driver must crop the two pixels on the same side of + * the image to avoid changing the bayer pattern. The left margin is thus set to + * 8 pixels and the right margin to 6 pixels. + */ + +#define PREV_MARGIN_LEFT 8 +#define PREV_MARGIN_RIGHT 6 +#define PREV_MARGIN_TOP 4 +#define PREV_MARGIN_BOTTOM 4 + +#define PREV_MIN_IN_WIDTH 64 +#define PREV_MIN_IN_HEIGHT 8 +#define PREV_MAX_IN_HEIGHT 16384 + +#define PREV_MIN_OUT_WIDTH 0 +#define PREV_MIN_OUT_HEIGHT 0 +#define PREV_MAX_OUT_WIDTH 1280 +#define PREV_MAX_OUT_WIDTH_ES2 3300 +#define PREV_MAX_OUT_WIDTH_3630 4096 /* * Coeficient Tables for the submodules in Preview. @@ -979,52 +1021,36 @@ static void preview_config_averager(struct isp_prev_device *prev, u8 average) * enabled when reporting source pad formats to userspace. If this assumption is * not true, rows and columns must be manually cropped at the preview engine * input to avoid overflows at the end of lines and frames. + * + * See the explanation at the PREV_MARGIN_* definitions for more details. */ static void preview_config_input_size(struct isp_prev_device *prev) { struct isp_device *isp = to_isp_device(prev); struct prev_params *params = &prev->params; - struct v4l2_mbus_framefmt *format = &prev->formats[PREV_PAD_SINK]; - unsigned int sph = 0; - unsigned int eph = format->width - 1; - unsigned int slv = 0; - unsigned int elv = format->height - 1; - - if (prev->input == PREVIEW_INPUT_CCDC) { - sph += 2; - eph -= 2; + unsigned int sph = prev->crop.left; + unsigned int eph = prev->crop.left + prev->crop.width - 1; + unsigned int slv = prev->crop.top; + unsigned int elv = prev->crop.top + prev->crop.height - 1; + + if (params->features & PREV_CFA) { + sph -= 2; + eph += 2; + slv -= 2; + elv += 2; } - - /* - * Median filter 4 pixels - * Noise filter 4 pixels, 4 lines - * or faulty pixels correction - * CFA filter 4 pixels, 4 lines in Bayer mode - * 2 lines in other modes - * Color suppression 2 pixels - * or luma enhancement - * ------------------------------------------------------------- - * Maximum total 14 pixels, 8 lines - */ - - if (!(params->features & PREV_CFA)) { - sph += 2; - eph -= 2; - slv += 2; - elv -= 2; + if (params->features & (PREV_DEFECT_COR | PREV_NOISE_FILTER)) { + sph -= 2; + eph += 2; + slv -= 2; + elv += 2; } - if (!(params->features & (PREV_DEFECT_COR | PREV_NOISE_FILTER))) { - sph += 2; - eph -= 2; - slv += 2; - elv -= 2; + if (params->features & PREV_HORZ_MEDIAN_FILTER) { + sph -= 2; + eph += 2; } - if (!(params->features & PREV_HORZ_MEDIAN_FILTER)) { - sph += 2; - eph -= 2; - } - if (!(params->features & (PREV_CHROMA_SUPPRESS | PREV_LUMA_ENHANCE))) - sph += 2; + if (params->features & (PREV_CHROMA_SUPPRESS | PREV_LUMA_ENHANCE)) + sph -= 2; isp_reg_writel(isp, (sph << ISPPRV_HORZ_INFO_SPH_SHIFT) | eph, OMAP3_ISP_IOMEM_PREV, ISPPRV_HORZ_INFO); @@ -1228,7 +1254,6 @@ static void preview_init_params(struct isp_prev_device *prev) /* Init values */ params->contrast = ISPPRV_CONTRAST_DEF * ISPPRV_CONTRAST_UNITS; params->brightness = ISPPRV_BRIGHT_DEF * ISPPRV_BRIGHT_UNITS; - params->average = NO_AVE; params->cfa.format = OMAP3ISP_CFAFMT_BAYER; memcpy(params->cfa.table, cfa_coef_table, sizeof(params->cfa.table)); @@ -1281,14 +1306,14 @@ static unsigned int preview_max_out_width(struct isp_prev_device *prev) switch (isp->revision) { case ISP_REVISION_1_0: - return ISPPRV_MAXOUTPUT_WIDTH; + return PREV_MAX_OUT_WIDTH; case ISP_REVISION_2_0: default: - return ISPPRV_MAXOUTPUT_WIDTH_ES2; + return PREV_MAX_OUT_WIDTH_ES2; case ISP_REVISION_15_0: - return ISPPRV_MAXOUTPUT_WIDTH_3630; + return PREV_MAX_OUT_WIDTH_3630; } } @@ -1296,8 +1321,6 @@ static void preview_configure(struct isp_prev_device *prev) { struct isp_device *isp = to_isp_device(prev); struct v4l2_mbus_framefmt *format; - unsigned int max_out_width; - unsigned int format_avg; preview_setup_hw(prev); @@ -1335,10 +1358,7 @@ static void preview_configure(struct isp_prev_device *prev) preview_config_outlineoffset(prev, ALIGN(format->width, 0x10) * 2); - max_out_width = preview_max_out_width(prev); - - format_avg = fls(DIV_ROUND_UP(format->width, max_out_width) - 1); - preview_config_averager(prev, format_avg); + preview_config_averager(prev, 0); preview_config_ycpos(prev, format->code); } @@ -1597,6 +1617,16 @@ __preview_get_format(struct isp_prev_device *prev, struct v4l2_subdev_fh *fh, return &prev->formats[pad]; } +static struct v4l2_rect * +__preview_get_crop(struct isp_prev_device *prev, struct v4l2_subdev_fh *fh, + enum v4l2_subdev_format_whence which) +{ + if (which == V4L2_SUBDEV_FORMAT_TRY) + return v4l2_subdev_get_try_crop(fh, PREV_PAD_SINK); + else + return &prev->crop; +} + /* previewer format descriptions */ static const unsigned int preview_input_fmts[] = { V4L2_MBUS_FMT_SGRBG10_1X10, @@ -1611,24 +1641,25 @@ static const unsigned int preview_output_fmts[] = { }; /* - * preview_try_format - Handle try format by pad subdev method - * @prev: ISP preview device - * @fh : V4L2 subdev file handle - * @pad: pad num - * @fmt: pointer to v4l2 format structure + * preview_try_format - Validate a format + * @prev: ISP preview engine + * @fh: V4L2 subdev file handle + * @pad: pad number + * @fmt: format to be validated + * @which: try/active format selector + * + * Validate and adjust the given format for the given pad based on the preview + * engine limits and the format and crop rectangles on other pads. */ static void preview_try_format(struct isp_prev_device *prev, struct v4l2_subdev_fh *fh, unsigned int pad, struct v4l2_mbus_framefmt *fmt, enum v4l2_subdev_format_whence which) { - struct v4l2_mbus_framefmt *format; - unsigned int max_out_width; enum v4l2_mbus_pixelcode pixelcode; + struct v4l2_rect *crop; unsigned int i; - max_out_width = preview_max_out_width(prev); - switch (pad) { case PREV_PAD_SINK: /* When reading data from the CCDC, the input size has already @@ -1641,10 +1672,11 @@ static void preview_try_format(struct isp_prev_device *prev, * filter array interpolation. */ if (prev->input == PREVIEW_INPUT_MEMORY) { - fmt->width = clamp_t(u32, fmt->width, PREV_MIN_WIDTH, - max_out_width * 8); - fmt->height = clamp_t(u32, fmt->height, PREV_MIN_HEIGHT, - PREV_MAX_HEIGHT); + fmt->width = clamp_t(u32, fmt->width, PREV_MIN_IN_WIDTH, + preview_max_out_width(prev)); + fmt->height = clamp_t(u32, fmt->height, + PREV_MIN_IN_HEIGHT, + PREV_MAX_IN_HEIGHT); } fmt->colorspace = V4L2_COLORSPACE_SRGB; @@ -1661,15 +1693,8 @@ static void preview_try_format(struct isp_prev_device *prev, case PREV_PAD_SOURCE: pixelcode = fmt->code; - format = __preview_get_format(prev, fh, PREV_PAD_SINK, which); - memcpy(fmt, format, sizeof(*fmt)); + *fmt = *__preview_get_format(prev, fh, PREV_PAD_SINK, which); - /* The preview module output size is configurable through the - * input interface (horizontal and vertical cropping) and the - * averager (horizontal scaling by 1/1, 1/2, 1/4 or 1/8). In - * spite of this, hardcode the output size to the biggest - * possible value for simplicity reasons. - */ switch (pixelcode) { case V4L2_MBUS_FMT_YUYV8_1X16: case V4L2_MBUS_FMT_UYVY8_1X16: @@ -1681,31 +1706,14 @@ static void preview_try_format(struct isp_prev_device *prev, break; } - /* The TRM states (12.1.4.7.1.2) that 2 pixels must be cropped - * from the left and right sides when the input source is the - * CCDC. This seems not to be needed in practice, investigation - * is required. - */ - if (prev->input == PREVIEW_INPUT_CCDC) - fmt->width -= 4; - - /* The preview module can output a maximum of 3312 pixels - * horizontally due to fixed memory-line sizes. Compute the - * horizontal averaging factor accordingly. Note that the limit - * applies to the noise filter and CFA interpolation blocks, so - * it doesn't take cropping by further blocks into account. - * - * ES 1.0 hardware revision is limited to 1280 pixels - * horizontally. - */ - fmt->width >>= fls(DIV_ROUND_UP(fmt->width, max_out_width) - 1); - - /* Assume that all blocks are enabled and crop pixels and lines - * accordingly. See preview_config_input_size() for more - * information. + /* The preview module output size is configurable through the + * averager (horizontal scaling by 1/1, 1/2, 1/4 or 1/8). This + * is not supported yet, hardcode the output size to the crop + * rectangle size. */ - fmt->width -= 14; - fmt->height -= 8; + crop = __preview_get_crop(prev, fh, which); + fmt->width = crop->width; + fmt->height = crop->height; fmt->colorspace = V4L2_COLORSPACE_JPEG; break; @@ -1715,6 +1723,49 @@ static void preview_try_format(struct isp_prev_device *prev, } /* + * preview_try_crop - Validate a crop rectangle + * @prev: ISP preview engine + * @sink: format on the sink pad + * @crop: crop rectangle to be validated + * + * The preview engine crops lines and columns for its internal operation, + * depending on which filters are enabled. Enforce minimum crop margins to + * handle that transparently for userspace. + * + * See the explanation at the PREV_MARGIN_* definitions for more details. + */ +static void preview_try_crop(struct isp_prev_device *prev, + const struct v4l2_mbus_framefmt *sink, + struct v4l2_rect *crop) +{ + unsigned int left = PREV_MARGIN_LEFT; + unsigned int right = sink->width - PREV_MARGIN_RIGHT; + unsigned int top = PREV_MARGIN_TOP; + unsigned int bottom = sink->height - PREV_MARGIN_BOTTOM; + + /* When processing data on-the-fly from the CCDC, at least 2 pixels must + * be cropped from the left and right sides of the image. As we don't + * know which filters will be enabled, increase the left and right + * margins by two. + */ + if (prev->input == PREVIEW_INPUT_CCDC) { + left += 2; + right -= 2; + } + + /* Restrict left/top to even values to keep the Bayer pattern. */ + crop->left &= ~1; + crop->top &= ~1; + + crop->left = clamp_t(u32, crop->left, left, right - PREV_MIN_OUT_WIDTH); + crop->top = clamp_t(u32, crop->top, top, bottom - PREV_MIN_OUT_HEIGHT); + crop->width = clamp_t(u32, crop->width, PREV_MIN_OUT_WIDTH, + right - crop->left); + crop->height = clamp_t(u32, crop->height, PREV_MIN_OUT_HEIGHT, + bottom - crop->top); +} + +/* * preview_enum_mbus_code - Handle pixel format enumeration * @sd : pointer to v4l2 subdev structure * @fh : V4L2 subdev file handle @@ -1776,6 +1827,60 @@ static int preview_enum_frame_size(struct v4l2_subdev *sd, } /* + * preview_get_crop - Retrieve the crop rectangle on a pad + * @sd: ISP preview V4L2 subdevice + * @fh: V4L2 subdev file handle + * @crop: crop rectangle + * + * Return 0 on success or a negative error code otherwise. + */ +static int preview_get_crop(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_crop *crop) +{ + struct isp_prev_device *prev = v4l2_get_subdevdata(sd); + + /* Cropping is only supported on the sink pad. */ + if (crop->pad != PREV_PAD_SINK) + return -EINVAL; + + crop->rect = *__preview_get_crop(prev, fh, crop->which); + return 0; +} + +/* + * preview_set_crop - Retrieve the crop rectangle on a pad + * @sd: ISP preview V4L2 subdevice + * @fh: V4L2 subdev file handle + * @crop: crop rectangle + * + * Return 0 on success or a negative error code otherwise. + */ +static int preview_set_crop(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_crop *crop) +{ + struct isp_prev_device *prev = v4l2_get_subdevdata(sd); + struct v4l2_mbus_framefmt *format; + + /* Cropping is only supported on the sink pad. */ + if (crop->pad != PREV_PAD_SINK) + return -EINVAL; + + /* The crop rectangle can't be changed while streaming. */ + if (prev->state != ISP_PIPELINE_STREAM_STOPPED) + return -EBUSY; + + format = __preview_get_format(prev, fh, PREV_PAD_SINK, crop->which); + preview_try_crop(prev, format, &crop->rect); + *__preview_get_crop(prev, fh, crop->which) = crop->rect; + + /* Update the source format. */ + format = __preview_get_format(prev, fh, PREV_PAD_SOURCE, crop->which); + preview_try_format(prev, fh, PREV_PAD_SOURCE, format, crop->which); + + return 0; +} + +/* * preview_get_format - Handle get format by pads subdev method * @sd : pointer to v4l2 subdev structure * @fh : V4L2 subdev file handle @@ -1808,6 +1913,7 @@ static int preview_set_format(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, { struct isp_prev_device *prev = v4l2_get_subdevdata(sd); struct v4l2_mbus_framefmt *format; + struct v4l2_rect *crop; format = __preview_get_format(prev, fh, fmt->pad, fmt->which); if (format == NULL) @@ -1818,9 +1924,18 @@ static int preview_set_format(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, /* Propagate the format from sink to source */ if (fmt->pad == PREV_PAD_SINK) { + /* Reset the crop rectangle. */ + crop = __preview_get_crop(prev, fh, fmt->which); + crop->left = 0; + crop->top = 0; + crop->width = fmt->format.width; + crop->height = fmt->format.height; + + preview_try_crop(prev, &fmt->format, crop); + + /* Update the source format. */ format = __preview_get_format(prev, fh, PREV_PAD_SOURCE, fmt->which); - *format = fmt->format; preview_try_format(prev, fh, PREV_PAD_SOURCE, format, fmt->which); } @@ -1869,6 +1984,8 @@ static const struct v4l2_subdev_pad_ops preview_v4l2_pad_ops = { .enum_frame_size = preview_enum_frame_size, .get_fmt = preview_get_format, .set_fmt = preview_set_format, + .get_crop = preview_get_crop, + .set_crop = preview_set_crop, }; /* subdev operations */ @@ -1966,8 +2083,44 @@ static const struct media_entity_operations preview_media_ops = { .link_setup = preview_link_setup, }; +void omap3isp_preview_unregister_entities(struct isp_prev_device *prev) +{ + v4l2_device_unregister_subdev(&prev->subdev); + omap3isp_video_unregister(&prev->video_in); + omap3isp_video_unregister(&prev->video_out); +} + +int omap3isp_preview_register_entities(struct isp_prev_device *prev, + struct v4l2_device *vdev) +{ + int ret; + + /* Register the subdev and video nodes. */ + ret = v4l2_device_register_subdev(vdev, &prev->subdev); + if (ret < 0) + goto error; + + ret = omap3isp_video_register(&prev->video_in, vdev); + if (ret < 0) + goto error; + + ret = omap3isp_video_register(&prev->video_out, vdev); + if (ret < 0) + goto error; + + return 0; + +error: + omap3isp_preview_unregister_entities(prev); + return ret; +} + +/* ----------------------------------------------------------------------------- + * ISP previewer initialisation and cleanup + */ + /* - * review_init_entities - Initialize subdev and media entity. + * preview_init_entities - Initialize subdev and media entity. * @prev : Pointer to preview structure * return -ENOMEM or zero on success */ @@ -2024,69 +2177,34 @@ static int preview_init_entities(struct isp_prev_device *prev) ret = omap3isp_video_init(&prev->video_in, "preview"); if (ret < 0) - return ret; + goto error_video_in; ret = omap3isp_video_init(&prev->video_out, "preview"); if (ret < 0) - return ret; + goto error_video_out; /* Connect the video nodes to the previewer subdev. */ ret = media_entity_create_link(&prev->video_in.video.entity, 0, &prev->subdev.entity, PREV_PAD_SINK, 0); if (ret < 0) - return ret; + goto error_link; ret = media_entity_create_link(&prev->subdev.entity, PREV_PAD_SOURCE, &prev->video_out.video.entity, 0, 0); if (ret < 0) - return ret; + goto error_link; return 0; -} -void omap3isp_preview_unregister_entities(struct isp_prev_device *prev) -{ +error_link: + omap3isp_video_cleanup(&prev->video_out); +error_video_out: + omap3isp_video_cleanup(&prev->video_in); +error_video_in: media_entity_cleanup(&prev->subdev.entity); - - v4l2_device_unregister_subdev(&prev->subdev); - v4l2_ctrl_handler_free(&prev->ctrls); - omap3isp_video_unregister(&prev->video_in); - omap3isp_video_unregister(&prev->video_out); -} - -int omap3isp_preview_register_entities(struct isp_prev_device *prev, - struct v4l2_device *vdev) -{ - int ret; - - /* Register the subdev and video nodes. */ - ret = v4l2_device_register_subdev(vdev, &prev->subdev); - if (ret < 0) - goto error; - - ret = omap3isp_video_register(&prev->video_in, vdev); - if (ret < 0) - goto error; - - ret = omap3isp_video_register(&prev->video_out, vdev); - if (ret < 0) - goto error; - - return 0; - -error: - omap3isp_preview_unregister_entities(prev); return ret; } -/* ----------------------------------------------------------------------------- - * ISP previewer initialisation and cleanup - */ - -void omap3isp_preview_cleanup(struct isp_device *isp) -{ -} - /* * isp_preview_init - Previewer initialization. * @dev : Pointer to ISP device @@ -2095,19 +2213,20 @@ void omap3isp_preview_cleanup(struct isp_device *isp) int omap3isp_preview_init(struct isp_device *isp) { struct isp_prev_device *prev = &isp->isp_prev; - int ret; spin_lock_init(&prev->lock); init_waitqueue_head(&prev->wait); preview_init_params(prev); - ret = preview_init_entities(prev); - if (ret < 0) - goto out; + return preview_init_entities(prev); +} -out: - if (ret) - omap3isp_preview_cleanup(isp); +void omap3isp_preview_cleanup(struct isp_device *isp) +{ + struct isp_prev_device *prev = &isp->isp_prev; - return ret; + v4l2_ctrl_handler_free(&prev->ctrls); + omap3isp_video_cleanup(&prev->video_in); + omap3isp_video_cleanup(&prev->video_out); + media_entity_cleanup(&prev->subdev.entity); } diff --git a/drivers/media/video/omap3isp/isppreview.h b/drivers/media/video/omap3isp/isppreview.h index fa943bd05c7f..f54e775c2df4 100644 --- a/drivers/media/video/omap3isp/isppreview.h +++ b/drivers/media/video/omap3isp/isppreview.h @@ -45,11 +45,6 @@ #define ISPPRV_CONTRAST_HIGH 0xFF #define ISPPRV_CONTRAST_UNITS 0x1 -#define NO_AVE 0x0 -#define AVE_2_PIX 0x1 -#define AVE_4_PIX 0x2 -#define AVE_8_PIX 0x3 - /* Features list */ #define PREV_LUMA_ENHANCE OMAP3ISP_PREV_LUMAENH #define PREV_INVERSE_ALAW OMAP3ISP_PREV_INVALAW @@ -106,7 +101,6 @@ enum preview_ycpos_mode { * @rgb2ycbcr: RGB to ycbcr parameters. * @hmed: Horizontal median filter. * @yclimit: YC limits parameters. - * @average: Downsampling rate for averager. * @contrast: Contrast. * @brightness: Brightness. */ @@ -124,7 +118,6 @@ struct prev_params { struct omap3isp_prev_csc rgb2ycbcr; struct omap3isp_prev_hmed hmed; struct omap3isp_prev_yclimit yclimit; - u8 average; u8 contrast; u8 brightness; }; @@ -159,6 +152,7 @@ struct isptables_update { * @subdev: V4L2 subdevice * @pads: Media entity pads * @formats: Active formats at the subdev pad + * @crop: Active crop rectangle * @input: Module currently connected to the input pad * @output: Bitmask of the active output * @video_in: Input video entity @@ -177,6 +171,7 @@ struct isp_prev_device { struct v4l2_subdev subdev; struct media_pad pads[PREV_PADS_NUM]; struct v4l2_mbus_framefmt formats[PREV_PADS_NUM]; + struct v4l2_rect crop; struct v4l2_ctrl_handler ctrls; diff --git a/drivers/media/video/omap3isp/ispreg.h b/drivers/media/video/omap3isp/ispreg.h index 69f6af6f6b9c..084ea77d65a7 100644 --- a/drivers/media/video/omap3isp/ispreg.h +++ b/drivers/media/video/omap3isp/ispreg.h @@ -402,9 +402,6 @@ #define ISPPRV_YENH_TABLE_ADDR 0x1000 #define ISPPRV_CFA_TABLE_ADDR 0x1400 -#define ISPPRV_MAXOUTPUT_WIDTH 1280 -#define ISPPRV_MAXOUTPUT_WIDTH_ES2 3300 -#define ISPPRV_MAXOUTPUT_WIDTH_3630 4096 #define ISPRSZ_MIN_OUTPUT 64 #define ISPRSZ_MAX_OUTPUT 3312 diff --git a/drivers/media/video/omap3isp/ispresizer.c b/drivers/media/video/omap3isp/ispresizer.c index 0bb0f8cd36f5..50e593bfcfaf 100644 --- a/drivers/media/video/omap3isp/ispresizer.c +++ b/drivers/media/video/omap3isp/ispresizer.c @@ -1608,6 +1608,42 @@ static const struct media_entity_operations resizer_media_ops = { .link_setup = resizer_link_setup, }; +void omap3isp_resizer_unregister_entities(struct isp_res_device *res) +{ + v4l2_device_unregister_subdev(&res->subdev); + omap3isp_video_unregister(&res->video_in); + omap3isp_video_unregister(&res->video_out); +} + +int omap3isp_resizer_register_entities(struct isp_res_device *res, + struct v4l2_device *vdev) +{ + int ret; + + /* Register the subdev and video nodes. */ + ret = v4l2_device_register_subdev(vdev, &res->subdev); + if (ret < 0) + goto error; + + ret = omap3isp_video_register(&res->video_in, vdev); + if (ret < 0) + goto error; + + ret = omap3isp_video_register(&res->video_out, vdev); + if (ret < 0) + goto error; + + return 0; + +error: + omap3isp_resizer_unregister_entities(res); + return ret; +} + +/* ----------------------------------------------------------------------------- + * ISP resizer initialization and cleanup + */ + /* * resizer_init_entities - Initialize resizer subdev and media entity. * @res : Pointer to resizer device structure @@ -1652,68 +1688,34 @@ static int resizer_init_entities(struct isp_res_device *res) ret = omap3isp_video_init(&res->video_in, "resizer"); if (ret < 0) - return ret; + goto error_video_in; ret = omap3isp_video_init(&res->video_out, "resizer"); if (ret < 0) - return ret; + goto error_video_out; /* Connect the video nodes to the resizer subdev. */ ret = media_entity_create_link(&res->video_in.video.entity, 0, &res->subdev.entity, RESZ_PAD_SINK, 0); if (ret < 0) - return ret; + goto error_link; ret = media_entity_create_link(&res->subdev.entity, RESZ_PAD_SOURCE, &res->video_out.video.entity, 0, 0); if (ret < 0) - return ret; + goto error_link; return 0; -} -void omap3isp_resizer_unregister_entities(struct isp_res_device *res) -{ +error_link: + omap3isp_video_cleanup(&res->video_out); +error_video_out: + omap3isp_video_cleanup(&res->video_in); +error_video_in: media_entity_cleanup(&res->subdev.entity); - - v4l2_device_unregister_subdev(&res->subdev); - omap3isp_video_unregister(&res->video_in); - omap3isp_video_unregister(&res->video_out); -} - -int omap3isp_resizer_register_entities(struct isp_res_device *res, - struct v4l2_device *vdev) -{ - int ret; - - /* Register the subdev and video nodes. */ - ret = v4l2_device_register_subdev(vdev, &res->subdev); - if (ret < 0) - goto error; - - ret = omap3isp_video_register(&res->video_in, vdev); - if (ret < 0) - goto error; - - ret = omap3isp_video_register(&res->video_out, vdev); - if (ret < 0) - goto error; - - return 0; - -error: - omap3isp_resizer_unregister_entities(res); return ret; } -/* ----------------------------------------------------------------------------- - * ISP resizer initialization and cleanup - */ - -void omap3isp_resizer_cleanup(struct isp_device *isp) -{ -} - /* * isp_resizer_init - Resizer initialization. * @isp : Pointer to ISP device @@ -1722,17 +1724,17 @@ void omap3isp_resizer_cleanup(struct isp_device *isp) int omap3isp_resizer_init(struct isp_device *isp) { struct isp_res_device *res = &isp->isp_res; - int ret; init_waitqueue_head(&res->wait); atomic_set(&res->stopping, 0); - ret = resizer_init_entities(res); - if (ret < 0) - goto out; + return resizer_init_entities(res); +} -out: - if (ret) - omap3isp_resizer_cleanup(isp); +void omap3isp_resizer_cleanup(struct isp_device *isp) +{ + struct isp_res_device *res = &isp->isp_res; - return ret; + omap3isp_video_cleanup(&res->video_in); + omap3isp_video_cleanup(&res->video_out); + media_entity_cleanup(&res->subdev.entity); } diff --git a/drivers/media/video/omap3isp/ispstat.c b/drivers/media/video/omap3isp/ispstat.c index 732905552261..68d539456c55 100644 --- a/drivers/media/video/omap3isp/ispstat.c +++ b/drivers/media/video/omap3isp/ispstat.c @@ -1023,24 +1023,6 @@ void omap3isp_stat_dma_isr(struct ispstat *stat) __stat_isr(stat, 1); } -static int isp_stat_init_entities(struct ispstat *stat, const char *name, - const struct v4l2_subdev_ops *sd_ops) -{ - struct v4l2_subdev *subdev = &stat->subdev; - struct media_entity *me = &subdev->entity; - - v4l2_subdev_init(subdev, sd_ops); - snprintf(subdev->name, V4L2_SUBDEV_NAME_SIZE, "OMAP3 ISP %s", name); - subdev->grp_id = 1 << 16; /* group ID for isp subdevs */ - subdev->flags |= V4L2_SUBDEV_FL_HAS_EVENTS | V4L2_SUBDEV_FL_HAS_DEVNODE; - v4l2_set_subdevdata(subdev, stat); - - stat->pad.flags = MEDIA_PAD_FL_SINK; - me->ops = NULL; - - return media_entity_init(me, 1, &stat->pad, 0); -} - int omap3isp_stat_subscribe_event(struct v4l2_subdev *subdev, struct v4l2_fh *fh, struct v4l2_event_subscription *sub) @@ -1062,7 +1044,6 @@ int omap3isp_stat_unsubscribe_event(struct v4l2_subdev *subdev, void omap3isp_stat_unregister_entities(struct ispstat *stat) { - media_entity_cleanup(&stat->subdev.entity); v4l2_device_unregister_subdev(&stat->subdev); } @@ -1072,21 +1053,50 @@ int omap3isp_stat_register_entities(struct ispstat *stat, return v4l2_device_register_subdev(vdev, &stat->subdev); } +static int isp_stat_init_entities(struct ispstat *stat, const char *name, + const struct v4l2_subdev_ops *sd_ops) +{ + struct v4l2_subdev *subdev = &stat->subdev; + struct media_entity *me = &subdev->entity; + + v4l2_subdev_init(subdev, sd_ops); + snprintf(subdev->name, V4L2_SUBDEV_NAME_SIZE, "OMAP3 ISP %s", name); + subdev->grp_id = 1 << 16; /* group ID for isp subdevs */ + subdev->flags |= V4L2_SUBDEV_FL_HAS_EVENTS | V4L2_SUBDEV_FL_HAS_DEVNODE; + v4l2_set_subdevdata(subdev, stat); + + stat->pad.flags = MEDIA_PAD_FL_SINK; + me->ops = NULL; + + return media_entity_init(me, 1, &stat->pad, 0); +} + int omap3isp_stat_init(struct ispstat *stat, const char *name, const struct v4l2_subdev_ops *sd_ops) { + int ret; + stat->buf = kcalloc(STAT_MAX_BUFS, sizeof(*stat->buf), GFP_KERNEL); if (!stat->buf) return -ENOMEM; + isp_stat_buf_clear(stat); mutex_init(&stat->ioctl_lock); atomic_set(&stat->buf_err, 0); - return isp_stat_init_entities(stat, name, sd_ops); + ret = isp_stat_init_entities(stat, name, sd_ops); + if (ret < 0) { + mutex_destroy(&stat->ioctl_lock); + kfree(stat->buf); + } + + return ret; } -void omap3isp_stat_free(struct ispstat *stat) +void omap3isp_stat_cleanup(struct ispstat *stat) { + media_entity_cleanup(&stat->subdev.entity); + mutex_destroy(&stat->ioctl_lock); isp_stat_bufs_free(stat); kfree(stat->buf); } diff --git a/drivers/media/video/omap3isp/ispstat.h b/drivers/media/video/omap3isp/ispstat.h index d86da94fa50d..9b7c8654dc8a 100644 --- a/drivers/media/video/omap3isp/ispstat.h +++ b/drivers/media/video/omap3isp/ispstat.h @@ -144,7 +144,7 @@ int omap3isp_stat_request_statistics(struct ispstat *stat, struct omap3isp_stat_data *data); int omap3isp_stat_init(struct ispstat *stat, const char *name, const struct v4l2_subdev_ops *sd_ops); -void omap3isp_stat_free(struct ispstat *stat); +void omap3isp_stat_cleanup(struct ispstat *stat); int omap3isp_stat_subscribe_event(struct v4l2_subdev *subdev, struct v4l2_fh *fh, struct v4l2_event_subscription *sub); diff --git a/drivers/media/video/omap3isp/ispvideo.c b/drivers/media/video/omap3isp/ispvideo.c index 0cb8a9f9d675..d1000723c5ae 100644 --- a/drivers/media/video/omap3isp/ispvideo.c +++ b/drivers/media/video/omap3isp/ispvideo.c @@ -1325,6 +1325,13 @@ int omap3isp_video_init(struct isp_video *video, const char *name) return 0; } +void omap3isp_video_cleanup(struct isp_video *video) +{ + media_entity_cleanup(&video->video.entity); + mutex_destroy(&video->stream_lock); + mutex_destroy(&video->mutex); +} + int omap3isp_video_register(struct isp_video *video, struct v4l2_device *vdev) { int ret; @@ -1341,8 +1348,6 @@ int omap3isp_video_register(struct isp_video *video, struct v4l2_device *vdev) void omap3isp_video_unregister(struct isp_video *video) { - if (video_is_registered(&video->video)) { - media_entity_cleanup(&video->video.entity); + if (video_is_registered(&video->video)) video_unregister_device(&video->video); - } } diff --git a/drivers/media/video/omap3isp/ispvideo.h b/drivers/media/video/omap3isp/ispvideo.h index 53160aa24e6e..08cbfa144e6e 100644 --- a/drivers/media/video/omap3isp/ispvideo.h +++ b/drivers/media/video/omap3isp/ispvideo.h @@ -190,6 +190,7 @@ struct isp_video_fh { container_of(q, struct isp_video_fh, queue) int omap3isp_video_init(struct isp_video *video, const char *name); +void omap3isp_video_cleanup(struct isp_video *video); int omap3isp_video_register(struct isp_video *video, struct v4l2_device *vdev); void omap3isp_video_unregister(struct isp_video *video); diff --git a/drivers/media/video/ov2640.c b/drivers/media/video/ov2640.c index 9ce2fa037b94..b5247cb64fde 100644 --- a/drivers/media/video/ov2640.c +++ b/drivers/media/video/ov2640.c @@ -18,11 +18,13 @@ #include <linux/i2c.h> #include <linux/slab.h> #include <linux/delay.h> +#include <linux/v4l2-mediabus.h> #include <linux/videodev2.h> + +#include <media/soc_camera.h> #include <media/v4l2-chip-ident.h> #include <media/v4l2-subdev.h> -#include <media/soc_camera.h> -#include <media/soc_mediabus.h> +#include <media/v4l2-ctrls.h> #define VAL_SET(x, mask, rshift, lshift) \ ((((x) >> rshift) & mask) << lshift) @@ -299,12 +301,10 @@ struct ov2640_win_size { struct ov2640_priv { struct v4l2_subdev subdev; - struct ov2640_camera_info *info; + struct v4l2_ctrl_handler hdl; enum v4l2_mbus_pixelcode cfmt_code; const struct ov2640_win_size *win; int model; - u16 flag_vflip:1; - u16 flag_hflip:1; }; /* @@ -610,29 +610,6 @@ static enum v4l2_mbus_pixelcode ov2640_codes[] = { }; /* - * Supported controls - */ -static const struct v4l2_queryctrl ov2640_controls[] = { - { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Vertically", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, { - .id = V4L2_CID_HFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Horizontally", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, -}; - -/* * General functions */ static struct ov2640_priv *to_ov2640(const struct i2c_client *client) @@ -701,81 +678,23 @@ static int ov2640_s_stream(struct v4l2_subdev *sd, int enable) return 0; } -static int ov2640_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - unsigned long width_flag = flags & SOCAM_DATAWIDTH_MASK; - - /* Only one width bit may be set */ - if (!is_power_of_2(width_flag)) - return -EINVAL; - - if (icl->set_bus_param) - return icl->set_bus_param(icl, width_flag); - - /* - * Without board specific bus width settings we support only the - * sensors native bus width witch are tested working - */ - if (width_flag & (SOCAM_DATAWIDTH_10 | SOCAM_DATAWIDTH_8)) - return 0; - - return 0; -} - -static unsigned long ov2640_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - unsigned long flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_MASTER | - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_DATA_ACTIVE_HIGH; - - if (icl->query_bus_param) - flags |= icl->query_bus_param(icl) & SOCAM_DATAWIDTH_MASK; - else - flags |= SOCAM_DATAWIDTH_10; - - return soc_camera_apply_sensor_flags(icl, flags); -} - -static int ov2640_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int ov2640_s_ctrl(struct v4l2_ctrl *ctrl) { + struct v4l2_subdev *sd = + &container_of(ctrl->handler, struct ov2640_priv, hdl)->subdev; struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ov2640_priv *priv = to_ov2640(client); - - switch (ctrl->id) { - case V4L2_CID_VFLIP: - ctrl->value = priv->flag_vflip; - break; - case V4L2_CID_HFLIP: - ctrl->value = priv->flag_hflip; - break; - } - return 0; -} - -static int ov2640_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ov2640_priv *priv = to_ov2640(client); - int ret = 0; u8 val; switch (ctrl->id) { case V4L2_CID_VFLIP: - val = ctrl->value ? REG04_VFLIP_IMG : 0x00; - priv->flag_vflip = ctrl->value ? 1 : 0; - ret = ov2640_mask_set(client, REG04, REG04_VFLIP_IMG, val); - break; + val = ctrl->val ? REG04_VFLIP_IMG : 0x00; + return ov2640_mask_set(client, REG04, REG04_VFLIP_IMG, val); case V4L2_CID_HFLIP: - val = ctrl->value ? REG04_HFLIP_IMG : 0x00; - priv->flag_hflip = ctrl->value ? 1 : 0; - ret = ov2640_mask_set(client, REG04, REG04_HFLIP_IMG, val); - break; + val = ctrl->val ? REG04_HFLIP_IMG : 0x00; + return ov2640_mask_set(client, REG04, REG04_HFLIP_IMG, val); } - return ret; + return -EINVAL; } static int ov2640_g_chip_ident(struct v4l2_subdev *sd, @@ -1023,18 +942,13 @@ static int ov2640_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a) return 0; } -static int ov2640_video_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int ov2640_video_probe(struct i2c_client *client) { struct ov2640_priv *priv = to_ov2640(client); u8 pid, ver, midh, midl; const char *devname; int ret; - /* We must have a parent by now. And it cannot be a wrong one. */ - BUG_ON(!icd->parent || - to_soc_camera_host(icd->parent)->nr != icd->iface); - /* * check and show product ID and manufacturer ID */ @@ -1060,22 +974,17 @@ static int ov2640_video_probe(struct soc_camera_device *icd, "%s Product ID %0x:%0x Manufacturer ID %x:%x\n", devname, pid, ver, midh, midl); - return 0; + return v4l2_ctrl_handler_setup(&priv->hdl); err: return ret; } -static struct soc_camera_ops ov2640_ops = { - .set_bus_param = ov2640_set_bus_param, - .query_bus_param = ov2640_query_bus_param, - .controls = ov2640_controls, - .num_controls = ARRAY_SIZE(ov2640_controls), +static const struct v4l2_ctrl_ops ov2640_ctrl_ops = { + .s_ctrl = ov2640_s_ctrl, }; static struct v4l2_subdev_core_ops ov2640_subdev_core_ops = { - .g_ctrl = ov2640_g_ctrl, - .s_ctrl = ov2640_s_ctrl, .g_chip_ident = ov2640_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov2640_g_register, @@ -1083,6 +992,21 @@ static struct v4l2_subdev_core_ops ov2640_subdev_core_ops = { #endif }; +static int ov2640_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + static struct v4l2_subdev_video_ops ov2640_subdev_video_ops = { .s_stream = ov2640_s_stream, .g_mbus_fmt = ov2640_g_fmt, @@ -1091,6 +1015,7 @@ static struct v4l2_subdev_video_ops ov2640_subdev_video_ops = { .cropcap = ov2640_cropcap, .g_crop = ov2640_g_crop, .enum_mbus_fmt = ov2640_enum_fmt, + .g_mbus_config = ov2640_g_mbus_config, }; static struct v4l2_subdev_ops ov2640_subdev_ops = { @@ -1104,18 +1029,11 @@ static struct v4l2_subdev_ops ov2640_subdev_ops = { static int ov2640_probe(struct i2c_client *client, const struct i2c_device_id *did) { - struct ov2640_priv *priv; - struct soc_camera_device *icd = client->dev.platform_data; - struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); - struct soc_camera_link *icl; - int ret; - - if (!icd) { - dev_err(&adapter->dev, "OV2640: missing soc-camera data!\n"); - return -EINVAL; - } + struct ov2640_priv *priv; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); + int ret; - icl = to_soc_camera_link(icd); if (!icl) { dev_err(&adapter->dev, "OV2640: Missing platform_data for driver\n"); @@ -1135,15 +1053,23 @@ static int ov2640_probe(struct i2c_client *client, return -ENOMEM; } - priv->info = icl->priv; - v4l2_i2c_subdev_init(&priv->subdev, client, &ov2640_subdev_ops); + v4l2_ctrl_handler_init(&priv->hdl, 2); + v4l2_ctrl_new_std(&priv->hdl, &ov2640_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ov2640_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + priv->subdev.ctrl_handler = &priv->hdl; + if (priv->hdl.error) { + int err = priv->hdl.error; - icd->ops = &ov2640_ops; + kfree(priv); + return err; + } - ret = ov2640_video_probe(icd, client); + ret = ov2640_video_probe(client); if (ret) { - icd->ops = NULL; + v4l2_ctrl_handler_free(&priv->hdl); kfree(priv); } else { dev_info(&adapter->dev, "OV2640 Probed\n"); @@ -1155,9 +1081,9 @@ static int ov2640_probe(struct i2c_client *client, static int ov2640_remove(struct i2c_client *client) { struct ov2640_priv *priv = to_ov2640(client); - struct soc_camera_device *icd = client->dev.platform_data; - icd->ops = NULL; + v4l2_device_unregister_subdev(&priv->subdev); + v4l2_ctrl_handler_free(&priv->hdl); kfree(priv); return 0; } diff --git a/drivers/media/video/ov5642.c b/drivers/media/video/ov5642.c index 349a4ad3ccc1..bb37ec80f274 100644 --- a/drivers/media/video/ov5642.c +++ b/drivers/media/video/ov5642.c @@ -14,14 +14,16 @@ * published by the Free Software Foundation. */ +#include <linux/bitops.h> #include <linux/delay.h> #include <linux/i2c.h> +#include <linux/kernel.h> #include <linux/slab.h> #include <linux/videodev2.h> #include <linux/module.h> +#include <linux/v4l2-mediabus.h> #include <media/soc_camera.h> -#include <media/soc_mediabus.h> #include <media/v4l2-chip-ident.h> #include <media/v4l2-subdev.h> @@ -35,7 +37,7 @@ #define REG_WINDOW_START_Y_LOW 0x3803 #define REG_WINDOW_WIDTH_HIGH 0x3804 #define REG_WINDOW_WIDTH_LOW 0x3805 -#define REG_WINDOW_HEIGHT_HIGH 0x3806 +#define REG_WINDOW_HEIGHT_HIGH 0x3806 #define REG_WINDOW_HEIGHT_LOW 0x3807 #define REG_OUT_WIDTH_HIGH 0x3808 #define REG_OUT_WIDTH_LOW 0x3809 @@ -45,19 +47,44 @@ #define REG_OUT_TOTAL_WIDTH_LOW 0x380d #define REG_OUT_TOTAL_HEIGHT_HIGH 0x380e #define REG_OUT_TOTAL_HEIGHT_LOW 0x380f +#define REG_OUTPUT_FORMAT 0x4300 +#define REG_ISP_CTRL_01 0x5001 +#define REG_AVG_WINDOW_END_X_HIGH 0x5682 +#define REG_AVG_WINDOW_END_X_LOW 0x5683 +#define REG_AVG_WINDOW_END_Y_HIGH 0x5686 +#define REG_AVG_WINDOW_END_Y_LOW 0x5687 + +/* active pixel array size */ +#define OV5642_SENSOR_SIZE_X 2592 +#define OV5642_SENSOR_SIZE_Y 1944 /* - * define standard resolution. - * Works currently only for up to 720 lines - * eg. 320x240, 640x480, 800x600, 1280x720, 2048x720 + * About OV5642 resolution, cropping and binning: + * This sensor supports it all, at least in the feature description. + * Unfortunately, no combination of appropriate registers settings could make + * the chip work the intended way. As it works with predefined register lists, + * some undocumented registers are presumably changed there to achieve their + * goals. + * This driver currently only works for resolutions up to 720 lines with a + * 1:1 scale. Hopefully these restrictions will be removed in the future. */ +#define OV5642_MAX_WIDTH OV5642_SENSOR_SIZE_X +#define OV5642_MAX_HEIGHT 720 -#define OV5642_WIDTH 1280 -#define OV5642_HEIGHT 720 -#define OV5642_TOTAL_WIDTH 3200 -#define OV5642_TOTAL_HEIGHT 2000 -#define OV5642_SENSOR_SIZE_X 2592 -#define OV5642_SENSOR_SIZE_Y 1944 +/* default sizes */ +#define OV5642_DEFAULT_WIDTH 1280 +#define OV5642_DEFAULT_HEIGHT OV5642_MAX_HEIGHT + +/* minimum extra blanking */ +#define BLANKING_EXTRA_WIDTH 500 +#define BLANKING_EXTRA_HEIGHT 20 + +/* + * the sensor's autoexposure is buggy when setting total_height low. + * It tries to expose longer than 1 frame period without taking care of it + * and this leads to weird output. So we set 1000 lines as minimum. + */ +#define BLANKING_MIN_HEIGHT 1000 struct regval_list { u16 reg_num; @@ -582,6 +609,11 @@ struct ov5642_datafmt { struct ov5642 { struct v4l2_subdev subdev; const struct ov5642_datafmt *fmt; + struct v4l2_rect crop_rect; + + /* blanking information */ + int total_width; + int total_height; }; static const struct ov5642_datafmt ov5642_colour_fmts[] = { @@ -642,6 +674,21 @@ static int reg_write(struct i2c_client *client, u16 reg, u8 val) return 0; } + +/* + * convenience function to write 16 bit register values that are split up + * into two consecutive high and low parts + */ +static int reg_write16(struct i2c_client *client, u16 reg, u16 val16) +{ + int ret; + + ret = reg_write(client, reg, val16 >> 8); + if (ret) + return ret; + return reg_write(client, reg + 1, val16 & 0x00ff); +} + #ifdef CONFIG_VIDEO_ADV_DEBUG static int ov5642_get_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { @@ -685,58 +732,55 @@ static int ov5642_write_array(struct i2c_client *client, return 0; } -static int ov5642_set_resolution(struct i2c_client *client) +static int ov5642_set_resolution(struct v4l2_subdev *sd) { + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct ov5642 *priv = to_ov5642(client); + int width = priv->crop_rect.width; + int height = priv->crop_rect.height; + int total_width = priv->total_width; + int total_height = priv->total_height; + int start_x = (OV5642_SENSOR_SIZE_X - width) / 2; + int start_y = (OV5642_SENSOR_SIZE_Y - height) / 2; int ret; - u8 start_x_high = ((OV5642_SENSOR_SIZE_X - OV5642_WIDTH) / 2) >> 8; - u8 start_x_low = ((OV5642_SENSOR_SIZE_X - OV5642_WIDTH) / 2) & 0xff; - u8 start_y_high = ((OV5642_SENSOR_SIZE_Y - OV5642_HEIGHT) / 2) >> 8; - u8 start_y_low = ((OV5642_SENSOR_SIZE_Y - OV5642_HEIGHT) / 2) & 0xff; - - u8 width_high = OV5642_WIDTH >> 8; - u8 width_low = OV5642_WIDTH & 0xff; - u8 height_high = OV5642_HEIGHT >> 8; - u8 height_low = OV5642_HEIGHT & 0xff; - - u8 total_width_high = OV5642_TOTAL_WIDTH >> 8; - u8 total_width_low = OV5642_TOTAL_WIDTH & 0xff; - u8 total_height_high = OV5642_TOTAL_HEIGHT >> 8; - u8 total_height_low = OV5642_TOTAL_HEIGHT & 0xff; - - ret = reg_write(client, REG_WINDOW_START_X_HIGH, start_x_high); - if (!ret) - ret = reg_write(client, REG_WINDOW_START_X_LOW, start_x_low); - if (!ret) - ret = reg_write(client, REG_WINDOW_START_Y_HIGH, start_y_high); - if (!ret) - ret = reg_write(client, REG_WINDOW_START_Y_LOW, start_y_low); + /* + * This should set the starting point for cropping. + * Doesn't work so far. + */ + ret = reg_write16(client, REG_WINDOW_START_X_HIGH, start_x); if (!ret) - ret = reg_write(client, REG_WINDOW_WIDTH_HIGH, width_high); - if (!ret) - ret = reg_write(client, REG_WINDOW_WIDTH_LOW , width_low); - if (!ret) - ret = reg_write(client, REG_WINDOW_HEIGHT_HIGH, height_high); - if (!ret) - ret = reg_write(client, REG_WINDOW_HEIGHT_LOW, height_low); + ret = reg_write16(client, REG_WINDOW_START_Y_HIGH, start_y); + if (!ret) { + priv->crop_rect.left = start_x; + priv->crop_rect.top = start_y; + } if (!ret) - ret = reg_write(client, REG_OUT_WIDTH_HIGH, width_high); + ret = reg_write16(client, REG_WINDOW_WIDTH_HIGH, width); if (!ret) - ret = reg_write(client, REG_OUT_WIDTH_LOW , width_low); - if (!ret) - ret = reg_write(client, REG_OUT_HEIGHT_HIGH, height_high); + ret = reg_write16(client, REG_WINDOW_HEIGHT_HIGH, height); + if (ret) + return ret; + priv->crop_rect.width = width; + priv->crop_rect.height = height; + + /* Set the output window size. Only 1:1 scale is supported so far. */ + ret = reg_write16(client, REG_OUT_WIDTH_HIGH, width); if (!ret) - ret = reg_write(client, REG_OUT_HEIGHT_LOW, height_low); + ret = reg_write16(client, REG_OUT_HEIGHT_HIGH, height); + /* Total width = output size + blanking */ if (!ret) - ret = reg_write(client, REG_OUT_TOTAL_WIDTH_HIGH, total_width_high); + ret = reg_write16(client, REG_OUT_TOTAL_WIDTH_HIGH, total_width); if (!ret) - ret = reg_write(client, REG_OUT_TOTAL_WIDTH_LOW, total_width_low); + ret = reg_write16(client, REG_OUT_TOTAL_HEIGHT_HIGH, total_height); + + /* Sets the window for AWB calculations */ if (!ret) - ret = reg_write(client, REG_OUT_TOTAL_HEIGHT_HIGH, total_height_high); + ret = reg_write16(client, REG_AVG_WINDOW_END_X_HIGH, width); if (!ret) - ret = reg_write(client, REG_OUT_TOTAL_HEIGHT_LOW, total_height_low); + ret = reg_write16(client, REG_AVG_WINDOW_END_Y_HIGH, height); return ret; } @@ -744,18 +788,18 @@ static int ov5642_set_resolution(struct i2c_client *client) static int ov5642_try_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf) { + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct ov5642 *priv = to_ov5642(client); const struct ov5642_datafmt *fmt = ov5642_find_datafmt(mf->code); - dev_dbg(sd->v4l2_dev->dev, "%s(%u) width: %u heigth: %u\n", - __func__, mf->code, mf->width, mf->height); + mf->width = priv->crop_rect.width; + mf->height = priv->crop_rect.height; if (!fmt) { mf->code = ov5642_colour_fmts[0].code; mf->colorspace = ov5642_colour_fmts[0].colorspace; } - mf->width = OV5642_WIDTH; - mf->height = OV5642_HEIGHT; mf->field = V4L2_FIELD_NONE; return 0; @@ -767,20 +811,13 @@ static int ov5642_s_fmt(struct v4l2_subdev *sd, struct i2c_client *client = v4l2_get_subdevdata(sd); struct ov5642 *priv = to_ov5642(client); - dev_dbg(sd->v4l2_dev->dev, "%s(%u)\n", __func__, mf->code); - /* MIPI CSI could have changed the format, double-check */ if (!ov5642_find_datafmt(mf->code)) return -EINVAL; ov5642_try_fmt(sd, mf); - priv->fmt = ov5642_find_datafmt(mf->code); - ov5642_write_array(client, ov5642_default_regs_init); - ov5642_set_resolution(client); - ov5642_write_array(client, ov5642_default_regs_finalise); - return 0; } @@ -794,8 +831,8 @@ static int ov5642_g_fmt(struct v4l2_subdev *sd, mf->code = fmt->code; mf->colorspace = fmt->colorspace; - mf->width = OV5642_WIDTH; - mf->height = OV5642_HEIGHT; + mf->width = priv->crop_rect.width; + mf->height = priv->crop_rect.height; mf->field = V4L2_FIELD_NONE; return 0; @@ -828,15 +865,44 @@ static int ov5642_g_chip_ident(struct v4l2_subdev *sd, return 0; } +static int ov5642_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct ov5642 *priv = to_ov5642(client); + struct v4l2_rect *rect = &a->c; + int ret; + + v4l_bound_align_image(&rect->width, 48, OV5642_MAX_WIDTH, 1, + &rect->height, 32, OV5642_MAX_HEIGHT, 1, 0); + + priv->crop_rect.width = rect->width; + priv->crop_rect.height = rect->height; + priv->total_width = rect->width + BLANKING_EXTRA_WIDTH; + priv->total_height = max_t(int, rect->height + + BLANKING_EXTRA_HEIGHT, + BLANKING_MIN_HEIGHT); + priv->crop_rect.width = rect->width; + priv->crop_rect.height = rect->height; + + ret = ov5642_write_array(client, ov5642_default_regs_init); + if (!ret) + ret = ov5642_set_resolution(sd); + if (!ret) + ret = ov5642_write_array(client, ov5642_default_regs_finalise); + + return ret; +} + static int ov5642_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) { + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct ov5642 *priv = to_ov5642(client); struct v4l2_rect *rect = &a->c; - a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - rect->top = 0; - rect->left = 0; - rect->width = OV5642_WIDTH; - rect->height = OV5642_HEIGHT; + if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + *rect = priv->crop_rect; return 0; } @@ -845,8 +911,8 @@ static int ov5642_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a) { a->bounds.left = 0; a->bounds.top = 0; - a->bounds.width = OV5642_WIDTH; - a->bounds.height = OV5642_HEIGHT; + a->bounds.width = OV5642_MAX_WIDTH; + a->bounds.height = OV5642_MAX_HEIGHT; a->defrect = a->bounds; a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; a->pixelaspect.numerator = 1; @@ -855,16 +921,47 @@ static int ov5642_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a) return 0; } +static int ov5642_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + cfg->type = V4L2_MBUS_CSI2; + cfg->flags = V4L2_MBUS_CSI2_2_LANE | V4L2_MBUS_CSI2_CHANNEL_0 | + V4L2_MBUS_CSI2_CONTINUOUS_CLOCK; + + return 0; +} + +static int ov5642_s_power(struct v4l2_subdev *sd, int on) +{ + struct i2c_client *client; + int ret; + + if (!on) + return 0; + + client = v4l2_get_subdevdata(sd); + ret = ov5642_write_array(client, ov5642_default_regs_init); + if (!ret) + ret = ov5642_set_resolution(sd); + if (!ret) + ret = ov5642_write_array(client, ov5642_default_regs_finalise); + + return ret; +} + static struct v4l2_subdev_video_ops ov5642_subdev_video_ops = { .s_mbus_fmt = ov5642_s_fmt, .g_mbus_fmt = ov5642_g_fmt, .try_mbus_fmt = ov5642_try_fmt, .enum_mbus_fmt = ov5642_enum_fmt, + .s_crop = ov5642_s_crop, .g_crop = ov5642_g_crop, .cropcap = ov5642_cropcap, + .g_mbus_config = ov5642_g_mbus_config, }; static struct v4l2_subdev_core_ops ov5642_subdev_core_ops = { + .s_power = ov5642_s_power, .g_chip_ident = ov5642_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov5642_get_register, @@ -877,28 +974,7 @@ static struct v4l2_subdev_ops ov5642_subdev_ops = { .video = &ov5642_subdev_video_ops, }; -/* - * We have to provide soc-camera operations, but we don't have anything to say - * there. The MIPI CSI2 driver will provide .query_bus_param and .set_bus_param - */ -static unsigned long soc_ov5642_query_bus_param(struct soc_camera_device *icd) -{ - return 0; -} - -static int soc_ov5642_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - return -EINVAL; -} - -static struct soc_camera_ops soc_ov5642_ops = { - .query_bus_param = soc_ov5642_query_bus_param, - .set_bus_param = soc_ov5642_set_bus_param, -}; - -static int ov5642_video_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int ov5642_video_probe(struct i2c_client *client) { int ret; u8 id_high, id_low; @@ -929,16 +1005,9 @@ static int ov5642_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct ov5642 *priv; - struct soc_camera_device *icd = client->dev.platform_data; - struct soc_camera_link *icl; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); int ret; - if (!icd) { - dev_err(&client->dev, "OV5642: missing soc-camera data!\n"); - return -EINVAL; - } - - icl = to_soc_camera_link(icd); if (!icl) { dev_err(&client->dev, "OV5642: missing platform data!\n"); return -EINVAL; @@ -950,17 +1019,24 @@ static int ov5642_probe(struct i2c_client *client, v4l2_i2c_subdev_init(&priv->subdev, client, &ov5642_subdev_ops); - icd->ops = &soc_ov5642_ops; - priv->fmt = &ov5642_colour_fmts[0]; + priv->fmt = &ov5642_colour_fmts[0]; + + priv->crop_rect.width = OV5642_DEFAULT_WIDTH; + priv->crop_rect.height = OV5642_DEFAULT_HEIGHT; + priv->crop_rect.left = (OV5642_MAX_WIDTH - OV5642_DEFAULT_WIDTH) / 2; + priv->crop_rect.top = (OV5642_MAX_HEIGHT - OV5642_DEFAULT_HEIGHT) / 2; + priv->crop_rect.width = OV5642_DEFAULT_WIDTH; + priv->crop_rect.height = OV5642_DEFAULT_HEIGHT; + priv->total_width = OV5642_DEFAULT_WIDTH + BLANKING_EXTRA_WIDTH; + priv->total_height = BLANKING_MIN_HEIGHT; - ret = ov5642_video_probe(icd, client); + ret = ov5642_video_probe(client); if (ret < 0) goto error; return 0; error: - icd->ops = NULL; kfree(priv); return ret; } @@ -968,10 +1044,8 @@ error: static int ov5642_remove(struct i2c_client *client) { struct ov5642 *priv = to_ov5642(client); - struct soc_camera_device *icd = client->dev.platform_data; - struct soc_camera_link *icl = to_soc_camera_link(icd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); - icd->ops = NULL; if (icl->free_bus) icl->free_bus(icl); kfree(priv); diff --git a/drivers/media/video/ov6650.c b/drivers/media/video/ov6650.c index 456d9ad9ae5a..d5b057207a7b 100644 --- a/drivers/media/video/ov6650.c +++ b/drivers/media/video/ov6650.c @@ -28,10 +28,11 @@ #include <linux/delay.h> #include <linux/i2c.h> #include <linux/slab.h> +#include <linux/v4l2-mediabus.h> #include <media/soc_camera.h> #include <media/v4l2-chip-ident.h> - +#include <media/v4l2-ctrls.h> /* Register definitions */ #define REG_GAIN 0x00 /* range 00 - 3F */ @@ -177,20 +178,23 @@ struct ov6650_reg { struct ov6650 { struct v4l2_subdev subdev; - - int gain; - int blue; - int red; - int saturation; - int hue; - int brightness; - int exposure; - int gamma; - int aec; - bool vflip; - bool hflip; - bool awb; - bool agc; + struct v4l2_ctrl_handler hdl; + struct { + /* exposure/autoexposure cluster */ + struct v4l2_ctrl *autoexposure; + struct v4l2_ctrl *exposure; + }; + struct { + /* gain/autogain cluster */ + struct v4l2_ctrl *autogain; + struct v4l2_ctrl *gain; + }; + struct { + /* blue/red/autowhitebalance cluster */ + struct v4l2_ctrl *autowb; + struct v4l2_ctrl *blue; + struct v4l2_ctrl *red; + }; bool half_scale; /* scale down output by 2 */ struct v4l2_rect rect; /* sensor cropping window */ unsigned long pclk_limit; /* from host */ @@ -210,126 +214,6 @@ static enum v4l2_mbus_pixelcode ov6650_codes[] = { V4L2_MBUS_FMT_Y8_1X8, }; -static const struct v4l2_queryctrl ov6650_controls[] = { - { - .id = V4L2_CID_AUTOGAIN, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "AGC", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - }, - { - .id = V4L2_CID_GAIN, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Gain", - .minimum = 0, - .maximum = 0x3f, - .step = 1, - .default_value = DEF_GAIN, - }, - { - .id = V4L2_CID_AUTO_WHITE_BALANCE, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "AWB", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - }, - { - .id = V4L2_CID_BLUE_BALANCE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Blue", - .minimum = 0, - .maximum = 0xff, - .step = 1, - .default_value = DEF_BLUE, - }, - { - .id = V4L2_CID_RED_BALANCE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Red", - .minimum = 0, - .maximum = 0xff, - .step = 1, - .default_value = DEF_RED, - }, - { - .id = V4L2_CID_SATURATION, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Saturation", - .minimum = 0, - .maximum = 0xf, - .step = 1, - .default_value = 0x8, - }, - { - .id = V4L2_CID_HUE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Hue", - .minimum = 0, - .maximum = HUE_MASK, - .step = 1, - .default_value = DEF_HUE, - }, - { - .id = V4L2_CID_BRIGHTNESS, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Brightness", - .minimum = 0, - .maximum = 0xff, - .step = 1, - .default_value = 0x80, - }, - { - .id = V4L2_CID_EXPOSURE_AUTO, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "AEC", - .minimum = 0, - .maximum = 3, - .step = 1, - .default_value = 0, - }, - { - .id = V4L2_CID_EXPOSURE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Exposure", - .minimum = 0, - .maximum = 0xff, - .step = 1, - .default_value = DEF_AECH, - }, - { - .id = V4L2_CID_GAMMA, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Gamma", - .minimum = 0, - .maximum = 0xff, - .step = 1, - .default_value = 0x12, - }, - { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Vertically", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, - { - .id = V4L2_CID_HFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Horizontally", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, -}; - /* read a register */ static int ov6650_reg_read(struct i2c_client *client, u8 reg, u8 *val) { @@ -419,213 +303,90 @@ static int ov6650_s_stream(struct v4l2_subdev *sd, int enable) return 0; } -/* Alter bus settings on camera side */ -static int ov6650_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd)); - int ret; - - flags = soc_camera_apply_sensor_flags(icl, flags); - - if (flags & SOCAM_PCLK_SAMPLE_RISING) - ret = ov6650_reg_rmw(client, REG_COMJ, COMJ_PCLK_RISING, 0); - else - ret = ov6650_reg_rmw(client, REG_COMJ, 0, COMJ_PCLK_RISING); - if (ret) - return ret; - - if (flags & SOCAM_HSYNC_ACTIVE_LOW) - ret = ov6650_reg_rmw(client, REG_COMF, COMF_HREF_LOW, 0); - else - ret = ov6650_reg_rmw(client, REG_COMF, 0, COMF_HREF_LOW); - if (ret) - return ret; - - if (flags & SOCAM_VSYNC_ACTIVE_HIGH) - ret = ov6650_reg_rmw(client, REG_COMJ, COMJ_VSYNC_HIGH, 0); - else - ret = ov6650_reg_rmw(client, REG_COMJ, 0, COMJ_VSYNC_HIGH); - - return ret; -} - -/* Request bus settings on camera side */ -static unsigned long ov6650_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - - unsigned long flags = SOCAM_MASTER | - SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING | - SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_LOW | - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_LOW | - SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATAWIDTH_8; - - return soc_camera_apply_sensor_flags(icl, flags); -} - /* Get status of additional camera capabilities */ -static int ov6650_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int ov6550_g_volatile_ctrl(struct v4l2_ctrl *ctrl) { + struct ov6650 *priv = container_of(ctrl->handler, struct ov6650, hdl); + struct v4l2_subdev *sd = &priv->subdev; struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ov6650 *priv = to_ov6650(client); - uint8_t reg; - int ret = 0; + uint8_t reg, reg2; + int ret; switch (ctrl->id) { case V4L2_CID_AUTOGAIN: - ctrl->value = priv->agc; - break; - case V4L2_CID_GAIN: - if (priv->agc) { - ret = ov6650_reg_read(client, REG_GAIN, ®); - ctrl->value = reg; - } else { - ctrl->value = priv->gain; - } - break; + ret = ov6650_reg_read(client, REG_GAIN, ®); + if (!ret) + priv->gain->val = reg; + return ret; case V4L2_CID_AUTO_WHITE_BALANCE: - ctrl->value = priv->awb; - break; - case V4L2_CID_BLUE_BALANCE: - if (priv->awb) { - ret = ov6650_reg_read(client, REG_BLUE, ®); - ctrl->value = reg; - } else { - ctrl->value = priv->blue; - } - break; - case V4L2_CID_RED_BALANCE: - if (priv->awb) { - ret = ov6650_reg_read(client, REG_RED, ®); - ctrl->value = reg; - } else { - ctrl->value = priv->red; + ret = ov6650_reg_read(client, REG_BLUE, ®); + if (!ret) + ret = ov6650_reg_read(client, REG_RED, ®2); + if (!ret) { + priv->blue->val = reg; + priv->red->val = reg2; } - break; - case V4L2_CID_SATURATION: - ctrl->value = priv->saturation; - break; - case V4L2_CID_HUE: - ctrl->value = priv->hue; - break; - case V4L2_CID_BRIGHTNESS: - ctrl->value = priv->brightness; - break; + return ret; case V4L2_CID_EXPOSURE_AUTO: - ctrl->value = priv->aec; - break; - case V4L2_CID_EXPOSURE: - if (priv->aec) { - ret = ov6650_reg_read(client, REG_AECH, ®); - ctrl->value = reg; - } else { - ctrl->value = priv->exposure; - } - break; - case V4L2_CID_GAMMA: - ctrl->value = priv->gamma; - break; - case V4L2_CID_VFLIP: - ctrl->value = priv->vflip; - break; - case V4L2_CID_HFLIP: - ctrl->value = priv->hflip; - break; + ret = ov6650_reg_read(client, REG_AECH, ®); + if (!ret) + priv->exposure->val = reg; + return ret; } - return ret; + return -EINVAL; } /* Set status of additional camera capabilities */ -static int ov6650_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int ov6550_s_ctrl(struct v4l2_ctrl *ctrl) { + struct ov6650 *priv = container_of(ctrl->handler, struct ov6650, hdl); + struct v4l2_subdev *sd = &priv->subdev; struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ov6650 *priv = to_ov6650(client); - int ret = 0; + int ret; switch (ctrl->id) { case V4L2_CID_AUTOGAIN: ret = ov6650_reg_rmw(client, REG_COMB, - ctrl->value ? COMB_AGC : 0, COMB_AGC); - if (!ret) - priv->agc = ctrl->value; - break; - case V4L2_CID_GAIN: - ret = ov6650_reg_write(client, REG_GAIN, ctrl->value); - if (!ret) - priv->gain = ctrl->value; - break; + ctrl->val ? COMB_AGC : 0, COMB_AGC); + if (!ret && !ctrl->val) + ret = ov6650_reg_write(client, REG_GAIN, priv->gain->val); + return ret; case V4L2_CID_AUTO_WHITE_BALANCE: ret = ov6650_reg_rmw(client, REG_COMB, - ctrl->value ? COMB_AWB : 0, COMB_AWB); - if (!ret) - priv->awb = ctrl->value; - break; - case V4L2_CID_BLUE_BALANCE: - ret = ov6650_reg_write(client, REG_BLUE, ctrl->value); - if (!ret) - priv->blue = ctrl->value; - break; - case V4L2_CID_RED_BALANCE: - ret = ov6650_reg_write(client, REG_RED, ctrl->value); - if (!ret) - priv->red = ctrl->value; - break; + ctrl->val ? COMB_AWB : 0, COMB_AWB); + if (!ret && !ctrl->val) { + ret = ov6650_reg_write(client, REG_BLUE, priv->blue->val); + if (!ret) + ret = ov6650_reg_write(client, REG_RED, + priv->red->val); + } + return ret; case V4L2_CID_SATURATION: - ret = ov6650_reg_rmw(client, REG_SAT, SET_SAT(ctrl->value), + return ov6650_reg_rmw(client, REG_SAT, SET_SAT(ctrl->val), SAT_MASK); - if (!ret) - priv->saturation = ctrl->value; - break; case V4L2_CID_HUE: - ret = ov6650_reg_rmw(client, REG_HUE, SET_HUE(ctrl->value), + return ov6650_reg_rmw(client, REG_HUE, SET_HUE(ctrl->val), HUE_MASK); - if (!ret) - priv->hue = ctrl->value; - break; case V4L2_CID_BRIGHTNESS: - ret = ov6650_reg_write(client, REG_BRT, ctrl->value); - if (!ret) - priv->brightness = ctrl->value; - break; + return ov6650_reg_write(client, REG_BRT, ctrl->val); case V4L2_CID_EXPOSURE_AUTO: - switch (ctrl->value) { - case V4L2_EXPOSURE_AUTO: - ret = ov6650_reg_rmw(client, REG_COMB, COMB_AEC, 0); - break; - default: - ret = ov6650_reg_rmw(client, REG_COMB, 0, COMB_AEC); - break; - } - if (!ret) - priv->aec = ctrl->value; - break; - case V4L2_CID_EXPOSURE: - ret = ov6650_reg_write(client, REG_AECH, ctrl->value); - if (!ret) - priv->exposure = ctrl->value; - break; + ret = ov6650_reg_rmw(client, REG_COMB, ctrl->val == + V4L2_EXPOSURE_AUTO ? COMB_AEC : 0, COMB_AEC); + if (!ret && ctrl->val == V4L2_EXPOSURE_MANUAL) + ret = ov6650_reg_write(client, REG_AECH, + priv->exposure->val); + return ret; case V4L2_CID_GAMMA: - ret = ov6650_reg_write(client, REG_GAM1, ctrl->value); - if (!ret) - priv->gamma = ctrl->value; - break; + return ov6650_reg_write(client, REG_GAM1, ctrl->val); case V4L2_CID_VFLIP: - ret = ov6650_reg_rmw(client, REG_COMB, - ctrl->value ? COMB_FLIP_V : 0, COMB_FLIP_V); - if (!ret) - priv->vflip = ctrl->value; - break; + return ov6650_reg_rmw(client, REG_COMB, + ctrl->val ? COMB_FLIP_V : 0, COMB_FLIP_V); case V4L2_CID_HFLIP: - ret = ov6650_reg_rmw(client, REG_COMB, - ctrl->value ? COMB_FLIP_H : 0, COMB_FLIP_H); - if (!ret) - priv->hflip = ctrl->value; - break; + return ov6650_reg_rmw(client, REG_COMB, + ctrl->val ? COMB_FLIP_H : 0, COMB_FLIP_H); } - return ret; + return -EINVAL; } /* Get chip identification */ @@ -778,7 +539,7 @@ static u8 to_clkrc(struct v4l2_fract *timeperframe, static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf) { struct i2c_client *client = v4l2_get_subdevdata(sd); - struct soc_camera_device *icd = client->dev.platform_data; + struct soc_camera_device *icd = (struct soc_camera_device *)sd->grp_id; struct soc_camera_sense *sense = icd->sense; struct ov6650 *priv = to_ov6650(client); bool half_scale = !is_unscaled_ok(mf->width, mf->height, &priv->rect); @@ -1057,8 +818,7 @@ static int ov6650_prog_dflt(struct i2c_client *client) return ret; } -static int ov6650_video_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int ov6650_video_probe(struct i2c_client *client) { u8 pidh, pidl, midh, midl; int ret = 0; @@ -1094,16 +854,12 @@ static int ov6650_video_probe(struct soc_camera_device *icd, return ret; } -static struct soc_camera_ops ov6650_ops = { - .set_bus_param = ov6650_set_bus_param, - .query_bus_param = ov6650_query_bus_param, - .controls = ov6650_controls, - .num_controls = ARRAY_SIZE(ov6650_controls), +static const struct v4l2_ctrl_ops ov6550_ctrl_ops = { + .g_volatile_ctrl = ov6550_g_volatile_ctrl, + .s_ctrl = ov6550_s_ctrl, }; static struct v4l2_subdev_core_ops ov6650_core_ops = { - .g_ctrl = ov6650_g_ctrl, - .s_ctrl = ov6650_s_ctrl, .g_chip_ident = ov6650_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov6650_get_register, @@ -1111,6 +867,55 @@ static struct v4l2_subdev_core_ops ov6650_core_ops = { #endif }; +/* Request bus settings on camera side */ +static int ov6650_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = V4L2_MBUS_MASTER | + V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_LOW | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_LOW | + V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + +/* Alter bus settings on camera side */ +static int ov6650_s_mbus_config(struct v4l2_subdev *sd, + const struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + unsigned long flags = soc_camera_apply_board_flags(icl, cfg); + int ret; + + if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING) + ret = ov6650_reg_rmw(client, REG_COMJ, COMJ_PCLK_RISING, 0); + else + ret = ov6650_reg_rmw(client, REG_COMJ, 0, COMJ_PCLK_RISING); + if (ret) + return ret; + + if (flags & V4L2_MBUS_HSYNC_ACTIVE_LOW) + ret = ov6650_reg_rmw(client, REG_COMF, COMF_HREF_LOW, 0); + else + ret = ov6650_reg_rmw(client, REG_COMF, 0, COMF_HREF_LOW); + if (ret) + return ret; + + if (flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) + ret = ov6650_reg_rmw(client, REG_COMJ, COMJ_VSYNC_HIGH, 0); + else + ret = ov6650_reg_rmw(client, REG_COMJ, 0, COMJ_VSYNC_HIGH); + + return ret; +} + static struct v4l2_subdev_video_ops ov6650_video_ops = { .s_stream = ov6650_s_stream, .g_mbus_fmt = ov6650_g_fmt, @@ -1122,6 +927,8 @@ static struct v4l2_subdev_video_ops ov6650_video_ops = { .s_crop = ov6650_s_crop, .g_parm = ov6650_g_parm, .s_parm = ov6650_s_parm, + .g_mbus_config = ov6650_g_mbus_config, + .s_mbus_config = ov6650_s_mbus_config, }; static struct v4l2_subdev_ops ov6650_subdev_ops = { @@ -1136,16 +943,9 @@ static int ov6650_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct ov6650 *priv; - struct soc_camera_device *icd = client->dev.platform_data; - struct soc_camera_link *icl; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); int ret; - if (!icd) { - dev_err(&client->dev, "Missing soc-camera data!\n"); - return -EINVAL; - } - - icl = to_soc_camera_link(icd); if (!icl) { dev_err(&client->dev, "Missing platform_data for driver\n"); return -EINVAL; @@ -1159,8 +959,46 @@ static int ov6650_probe(struct i2c_client *client, } v4l2_i2c_subdev_init(&priv->subdev, client, &ov6650_subdev_ops); + v4l2_ctrl_handler_init(&priv->hdl, 13); + v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + priv->autogain = v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_AUTOGAIN, 0, 1, 1, 1); + priv->gain = v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_GAIN, 0, 0x3f, 1, DEF_GAIN); + priv->autowb = v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 1); + priv->blue = v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_BLUE_BALANCE, 0, 0xff, 1, DEF_BLUE); + priv->red = v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_RED_BALANCE, 0, 0xff, 1, DEF_RED); + v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_SATURATION, 0, 0xf, 1, 0x8); + v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_HUE, 0, HUE_MASK, 1, DEF_HUE); + v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_BRIGHTNESS, 0, 0xff, 1, 0x80); + priv->autoexposure = v4l2_ctrl_new_std_menu(&priv->hdl, + &ov6550_ctrl_ops, V4L2_CID_EXPOSURE_AUTO, + V4L2_EXPOSURE_MANUAL, 0, V4L2_EXPOSURE_AUTO); + priv->exposure = v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_EXPOSURE, 0, 0xff, 1, DEF_AECH); + v4l2_ctrl_new_std(&priv->hdl, &ov6550_ctrl_ops, + V4L2_CID_GAMMA, 0, 0xff, 1, 0x12); + + priv->subdev.ctrl_handler = &priv->hdl; + if (priv->hdl.error) { + int err = priv->hdl.error; - icd->ops = &ov6650_ops; + kfree(priv); + return err; + } + v4l2_ctrl_auto_cluster(2, &priv->autogain, 0, true); + v4l2_ctrl_auto_cluster(3, &priv->autowb, 0, true); + v4l2_ctrl_auto_cluster(2, &priv->autoexposure, + V4L2_EXPOSURE_MANUAL, true); priv->rect.left = DEF_HSTRT << 1; priv->rect.top = DEF_VSTRT << 1; @@ -1170,10 +1008,12 @@ static int ov6650_probe(struct i2c_client *client, priv->code = V4L2_MBUS_FMT_YUYV8_2X8; priv->colorspace = V4L2_COLORSPACE_JPEG; - ret = ov6650_video_probe(icd, client); + ret = ov6650_video_probe(client); + if (!ret) + ret = v4l2_ctrl_handler_setup(&priv->hdl); if (ret) { - icd->ops = NULL; + v4l2_ctrl_handler_free(&priv->hdl); kfree(priv); } @@ -1184,6 +1024,8 @@ static int ov6650_remove(struct i2c_client *client) { struct ov6650 *priv = to_ov6650(client); + v4l2_device_unregister_subdev(&priv->subdev); + v4l2_ctrl_handler_free(&priv->hdl); kfree(priv); return 0; } diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c index 397870f076c1..9f6ce3d8a29e 100644 --- a/drivers/media/video/ov772x.c +++ b/drivers/media/video/ov772x.c @@ -20,12 +20,14 @@ #include <linux/i2c.h> #include <linux/slab.h> #include <linux/delay.h> +#include <linux/v4l2-mediabus.h> #include <linux/videodev2.h> + +#include <media/ov772x.h> +#include <media/soc_camera.h> +#include <media/v4l2-ctrls.h> #include <media/v4l2-chip-ident.h> #include <media/v4l2-subdev.h> -#include <media/soc_camera.h> -#include <media/soc_mediabus.h> -#include <media/ov772x.h> /* * register offset @@ -400,6 +402,7 @@ struct ov772x_win_size { struct ov772x_priv { struct v4l2_subdev subdev; + struct v4l2_ctrl_handler hdl; struct ov772x_camera_info *info; const struct ov772x_color_format *cfmt; const struct ov772x_win_size *win; @@ -517,36 +520,6 @@ static const struct ov772x_win_size ov772x_win_qvga = { .regs = ov772x_qvga_regs, }; -static const struct v4l2_queryctrl ov772x_controls[] = { - { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Vertically", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, - { - .id = V4L2_CID_HFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Horizontally", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, - { - .id = V4L2_CID_BAND_STOP_FILTER, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Band-stop filter", - .minimum = 0, - .maximum = 256, - .step = 1, - .default_value = 0, - }, -}; - /* * general function */ @@ -620,75 +593,30 @@ static int ov772x_s_stream(struct v4l2_subdev *sd, int enable) return 0; } -static int ov772x_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - return 0; -} - -static unsigned long ov772x_query_bus_param(struct soc_camera_device *icd) -{ - struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd)); - struct ov772x_priv *priv = i2c_get_clientdata(client); - struct soc_camera_link *icl = to_soc_camera_link(icd); - unsigned long flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_MASTER | - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_DATA_ACTIVE_HIGH; - - if (priv->info->flags & OV772X_FLAG_8BIT) - flags |= SOCAM_DATAWIDTH_8; - else - flags |= SOCAM_DATAWIDTH_10; - - return soc_camera_apply_sensor_flags(icl, flags); -} - -static int ov772x_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) -{ - struct ov772x_priv *priv = container_of(sd, struct ov772x_priv, subdev); - - switch (ctrl->id) { - case V4L2_CID_VFLIP: - ctrl->value = priv->flag_vflip; - break; - case V4L2_CID_HFLIP: - ctrl->value = priv->flag_hflip; - break; - case V4L2_CID_BAND_STOP_FILTER: - ctrl->value = priv->band_filter; - break; - } - return 0; -} - -static int ov772x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int ov772x_s_ctrl(struct v4l2_ctrl *ctrl) { + struct ov772x_priv *priv = container_of(ctrl->handler, + struct ov772x_priv, hdl); + struct v4l2_subdev *sd = &priv->subdev; struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ov772x_priv *priv = container_of(sd, struct ov772x_priv, subdev); int ret = 0; u8 val; switch (ctrl->id) { case V4L2_CID_VFLIP: - val = ctrl->value ? VFLIP_IMG : 0x00; - priv->flag_vflip = ctrl->value; + val = ctrl->val ? VFLIP_IMG : 0x00; + priv->flag_vflip = ctrl->val; if (priv->info->flags & OV772X_FLAG_VFLIP) val ^= VFLIP_IMG; - ret = ov772x_mask_set(client, COM3, VFLIP_IMG, val); - break; + return ov772x_mask_set(client, COM3, VFLIP_IMG, val); case V4L2_CID_HFLIP: - val = ctrl->value ? HFLIP_IMG : 0x00; - priv->flag_hflip = ctrl->value; + val = ctrl->val ? HFLIP_IMG : 0x00; + priv->flag_hflip = ctrl->val; if (priv->info->flags & OV772X_FLAG_HFLIP) val ^= HFLIP_IMG; - ret = ov772x_mask_set(client, COM3, HFLIP_IMG, val); - break; + return ov772x_mask_set(client, COM3, HFLIP_IMG, val); case V4L2_CID_BAND_STOP_FILTER: - if ((unsigned)ctrl->value > 256) - ctrl->value = 256; - if (ctrl->value == priv->band_filter) - break; - if (!ctrl->value) { + if (!ctrl->val) { /* Switch the filter off, it is on now */ ret = ov772x_mask_set(client, BDBASE, 0xff, 0xff); if (!ret) @@ -696,7 +624,7 @@ static int ov772x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) BNDF_ON_OFF, 0); } else { /* Switch the filter on, set AEC low limit */ - val = 256 - ctrl->value; + val = 256 - ctrl->val; ret = ov772x_mask_set(client, COM8, BNDF_ON_OFF, BNDF_ON_OFF); if (!ret) @@ -704,11 +632,11 @@ static int ov772x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) 0xff, val); } if (!ret) - priv->band_filter = ctrl->value; - break; + priv->band_filter = ctrl->val; + return ret; } - return ret; + return -EINVAL; } static int ov772x_g_chip_ident(struct v4l2_subdev *sd, @@ -822,13 +750,13 @@ static int ov772x_set_params(struct i2c_client *client, u32 *width, u32 *height, goto ov772x_set_fmt_error; ret = ov772x_mask_set(client, - EDGE_TRSHLD, EDGE_THRESHOLD_MASK, + EDGE_TRSHLD, OV772X_EDGE_THRESHOLD_MASK, priv->info->edgectrl.threshold); if (ret < 0) goto ov772x_set_fmt_error; ret = ov772x_mask_set(client, - EDGE_STRNGT, EDGE_STRENGTH_MASK, + EDGE_STRNGT, OV772X_EDGE_STRENGTH_MASK, priv->info->edgectrl.strength); if (ret < 0) goto ov772x_set_fmt_error; @@ -840,13 +768,13 @@ static int ov772x_set_params(struct i2c_client *client, u32 *width, u32 *height, * set upper and lower limit */ ret = ov772x_mask_set(client, - EDGE_UPPER, EDGE_UPPER_MASK, + EDGE_UPPER, OV772X_EDGE_UPPER_MASK, priv->info->edgectrl.upper); if (ret < 0) goto ov772x_set_fmt_error; ret = ov772x_mask_set(client, - EDGE_LOWER, EDGE_LOWER_MASK, + EDGE_LOWER, OV772X_EDGE_LOWER_MASK, priv->info->edgectrl.lower); if (ret < 0) goto ov772x_set_fmt_error; @@ -1025,17 +953,12 @@ static int ov772x_try_fmt(struct v4l2_subdev *sd, return 0; } -static int ov772x_video_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int ov772x_video_probe(struct i2c_client *client) { struct ov772x_priv *priv = to_ov772x(client); u8 pid, ver; const char *devname; - /* We must have a parent by now. And it cannot be a wrong one. */ - BUG_ON(!icd->parent || - to_soc_camera_host(icd->parent)->nr != icd->iface); - /* * check and show product ID and manufacturer ID */ @@ -1064,20 +987,14 @@ static int ov772x_video_probe(struct soc_camera_device *icd, ver, i2c_smbus_read_byte_data(client, MIDH), i2c_smbus_read_byte_data(client, MIDL)); - - return 0; + return v4l2_ctrl_handler_setup(&priv->hdl); } -static struct soc_camera_ops ov772x_ops = { - .set_bus_param = ov772x_set_bus_param, - .query_bus_param = ov772x_query_bus_param, - .controls = ov772x_controls, - .num_controls = ARRAY_SIZE(ov772x_controls), +static const struct v4l2_ctrl_ops ov772x_ctrl_ops = { + .s_ctrl = ov772x_s_ctrl, }; static struct v4l2_subdev_core_ops ov772x_subdev_core_ops = { - .g_ctrl = ov772x_g_ctrl, - .s_ctrl = ov772x_s_ctrl, .g_chip_ident = ov772x_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov772x_g_register, @@ -1095,6 +1012,21 @@ static int ov772x_enum_fmt(struct v4l2_subdev *sd, unsigned int index, return 0; } +static int ov772x_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + static struct v4l2_subdev_video_ops ov772x_subdev_video_ops = { .s_stream = ov772x_s_stream, .g_mbus_fmt = ov772x_g_fmt, @@ -1103,6 +1035,7 @@ static struct v4l2_subdev_video_ops ov772x_subdev_video_ops = { .cropcap = ov772x_cropcap, .g_crop = ov772x_g_crop, .enum_mbus_fmt = ov772x_enum_fmt, + .g_mbus_config = ov772x_g_mbus_config, }; static struct v4l2_subdev_ops ov772x_subdev_ops = { @@ -1117,20 +1050,15 @@ static struct v4l2_subdev_ops ov772x_subdev_ops = { static int ov772x_probe(struct i2c_client *client, const struct i2c_device_id *did) { - struct ov772x_priv *priv; - struct soc_camera_device *icd = client->dev.platform_data; - struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); - struct soc_camera_link *icl; - int ret; - - if (!icd) { - dev_err(&client->dev, "OV772X: missing soc-camera data!\n"); - return -EINVAL; - } + struct ov772x_priv *priv; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); + int ret; - icl = to_soc_camera_link(icd); - if (!icl || !icl->priv) + if (!icl || !icl->priv) { + dev_err(&client->dev, "OV772X: missing platform data!\n"); return -EINVAL; + } if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { dev_err(&adapter->dev, @@ -1146,12 +1074,24 @@ static int ov772x_probe(struct i2c_client *client, priv->info = icl->priv; v4l2_i2c_subdev_init(&priv->subdev, client, &ov772x_subdev_ops); + v4l2_ctrl_handler_init(&priv->hdl, 3); + v4l2_ctrl_new_std(&priv->hdl, &ov772x_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ov772x_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ov772x_ctrl_ops, + V4L2_CID_BAND_STOP_FILTER, 0, 256, 1, 0); + priv->subdev.ctrl_handler = &priv->hdl; + if (priv->hdl.error) { + int err = priv->hdl.error; - icd->ops = &ov772x_ops; + kfree(priv); + return err; + } - ret = ov772x_video_probe(icd, client); + ret = ov772x_video_probe(client); if (ret) { - icd->ops = NULL; + v4l2_ctrl_handler_free(&priv->hdl); kfree(priv); } @@ -1161,9 +1101,9 @@ static int ov772x_probe(struct i2c_client *client, static int ov772x_remove(struct i2c_client *client) { struct ov772x_priv *priv = to_ov772x(client); - struct soc_camera_device *icd = client->dev.platform_data; - icd->ops = NULL; + v4l2_device_unregister_subdev(&priv->subdev); + v4l2_ctrl_handler_free(&priv->hdl); kfree(priv); return 0; } diff --git a/drivers/media/video/ov9640.c b/drivers/media/video/ov9640.c index 3681a6ff0815..a4f99797eb56 100644 --- a/drivers/media/video/ov9640.c +++ b/drivers/media/video/ov9640.c @@ -24,10 +24,13 @@ #include <linux/i2c.h> #include <linux/slab.h> #include <linux/delay.h> +#include <linux/v4l2-mediabus.h> #include <linux/videodev2.h> + +#include <media/soc_camera.h> #include <media/v4l2-chip-ident.h> #include <media/v4l2-common.h> -#include <media/soc_camera.h> +#include <media/v4l2-ctrls.h> #include "ov9640.h" @@ -162,27 +165,6 @@ static enum v4l2_mbus_pixelcode ov9640_codes[] = { V4L2_MBUS_FMT_RGB565_2X8_LE, }; -static const struct v4l2_queryctrl ov9640_controls[] = { - { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Vertically", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, - { - .id = V4L2_CID_HFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Horizontally", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, -}; - /* read a register */ static int ov9640_reg_read(struct i2c_client *client, u8 reg, u8 *val) { @@ -284,75 +266,25 @@ static int ov9640_s_stream(struct v4l2_subdev *sd, int enable) return 0; } -/* Alter bus settings on camera side */ -static int ov9640_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - return 0; -} - -/* Request bus settings on camera side */ -static unsigned long ov9640_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - - /* - * REVISIT: the camera probably can do 10 bit transfers, but I don't - * have those pins connected on my hardware. - */ - unsigned long flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_MASTER | - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATAWIDTH_8; - - return soc_camera_apply_sensor_flags(icl, flags); -} - -/* Get status of additional camera capabilities */ -static int ov9640_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) -{ - struct ov9640_priv *priv = to_ov9640_sensor(sd); - - switch (ctrl->id) { - case V4L2_CID_VFLIP: - ctrl->value = priv->flag_vflip; - break; - case V4L2_CID_HFLIP: - ctrl->value = priv->flag_hflip; - break; - } - return 0; -} - /* Set status of additional camera capabilities */ -static int ov9640_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int ov9640_s_ctrl(struct v4l2_ctrl *ctrl) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ov9640_priv *priv = to_ov9640_sensor(sd); - - int ret = 0; + struct ov9640_priv *priv = container_of(ctrl->handler, struct ov9640_priv, hdl); + struct i2c_client *client = v4l2_get_subdevdata(&priv->subdev); switch (ctrl->id) { case V4L2_CID_VFLIP: - priv->flag_vflip = ctrl->value; - if (ctrl->value) - ret = ov9640_reg_rmw(client, OV9640_MVFP, + if (ctrl->val) + return ov9640_reg_rmw(client, OV9640_MVFP, OV9640_MVFP_V, 0); - else - ret = ov9640_reg_rmw(client, OV9640_MVFP, - 0, OV9640_MVFP_V); - break; + return ov9640_reg_rmw(client, OV9640_MVFP, 0, OV9640_MVFP_V); case V4L2_CID_HFLIP: - priv->flag_hflip = ctrl->value; - if (ctrl->value) - ret = ov9640_reg_rmw(client, OV9640_MVFP, + if (ctrl->val) + return ov9640_reg_rmw(client, OV9640_MVFP, OV9640_MVFP_H, 0); - else - ret = ov9640_reg_rmw(client, OV9640_MVFP, - 0, OV9640_MVFP_H); - break; + return ov9640_reg_rmw(client, OV9640_MVFP, 0, OV9640_MVFP_H); } - - return ret; + return -EINVAL; } /* Get chip identification */ @@ -646,10 +578,7 @@ static int ov9640_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a) return 0; } - - -static int ov9640_video_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int ov9640_video_probe(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); struct ov9640_priv *priv = to_ov9640_sensor(sd); @@ -657,29 +586,19 @@ static int ov9640_video_probe(struct soc_camera_device *icd, const char *devname; int ret = 0; - /* We must have a parent by now. And it cannot be a wrong one. */ - BUG_ON(!icd->parent || - to_soc_camera_host(icd->parent)->nr != icd->iface); - /* * check and show product ID and manufacturer ID */ ret = ov9640_reg_read(client, OV9640_PID, &pid); + if (!ret) + ret = ov9640_reg_read(client, OV9640_VER, &ver); + if (!ret) + ret = ov9640_reg_read(client, OV9640_MIDH, &midh); + if (!ret) + ret = ov9640_reg_read(client, OV9640_MIDL, &midl); if (ret) - goto err; - - ret = ov9640_reg_read(client, OV9640_VER, &ver); - if (ret) - goto err; - - ret = ov9640_reg_read(client, OV9640_MIDH, &midh); - if (ret) - goto err; - - ret = ov9640_reg_read(client, OV9640_MIDL, &midl); - if (ret) - goto err; + return ret; switch (VERSION(pid, ver)) { case OV9640_V2: @@ -693,27 +612,20 @@ static int ov9640_video_probe(struct soc_camera_device *icd, break; default: dev_err(&client->dev, "Product ID error %x:%x\n", pid, ver); - ret = -ENODEV; - goto err; + return -ENODEV; } dev_info(&client->dev, "%s Product ID %0x:%0x Manufacturer ID %x:%x\n", devname, pid, ver, midh, midl); -err: - return ret; + return v4l2_ctrl_handler_setup(&priv->hdl); } -static struct soc_camera_ops ov9640_ops = { - .set_bus_param = ov9640_set_bus_param, - .query_bus_param = ov9640_query_bus_param, - .controls = ov9640_controls, - .num_controls = ARRAY_SIZE(ov9640_controls), +static const struct v4l2_ctrl_ops ov9640_ctrl_ops = { + .s_ctrl = ov9640_s_ctrl, }; static struct v4l2_subdev_core_ops ov9640_core_ops = { - .g_ctrl = ov9640_g_ctrl, - .s_ctrl = ov9640_s_ctrl, .g_chip_ident = ov9640_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov9640_get_register, @@ -722,6 +634,22 @@ static struct v4l2_subdev_core_ops ov9640_core_ops = { }; +/* Request bus settings on camera side */ +static int ov9640_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + static struct v4l2_subdev_video_ops ov9640_video_ops = { .s_stream = ov9640_s_stream, .s_mbus_fmt = ov9640_s_fmt, @@ -729,7 +657,7 @@ static struct v4l2_subdev_video_ops ov9640_video_ops = { .enum_mbus_fmt = ov9640_enum_fmt, .cropcap = ov9640_cropcap, .g_crop = ov9640_g_crop, - + .g_mbus_config = ov9640_g_mbus_config, }; static struct v4l2_subdev_ops ov9640_subdev_ops = { @@ -744,16 +672,9 @@ static int ov9640_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct ov9640_priv *priv; - struct soc_camera_device *icd = client->dev.platform_data; - struct soc_camera_link *icl; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); int ret; - if (!icd) { - dev_err(&client->dev, "Missing soc-camera data!\n"); - return -EINVAL; - } - - icl = to_soc_camera_link(icd); if (!icl) { dev_err(&client->dev, "Missing platform_data for driver\n"); return -EINVAL; @@ -768,12 +689,23 @@ static int ov9640_probe(struct i2c_client *client, v4l2_i2c_subdev_init(&priv->subdev, client, &ov9640_subdev_ops); - icd->ops = &ov9640_ops; + v4l2_ctrl_handler_init(&priv->hdl, 2); + v4l2_ctrl_new_std(&priv->hdl, &ov9640_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ov9640_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + priv->subdev.ctrl_handler = &priv->hdl; + if (priv->hdl.error) { + int err = priv->hdl.error; + + kfree(priv); + return err; + } - ret = ov9640_video_probe(icd, client); + ret = ov9640_video_probe(client); if (ret) { - icd->ops = NULL; + v4l2_ctrl_handler_free(&priv->hdl); kfree(priv); } @@ -785,6 +717,8 @@ static int ov9640_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); struct ov9640_priv *priv = to_ov9640_sensor(sd); + v4l2_device_unregister_subdev(&priv->subdev); + v4l2_ctrl_handler_free(&priv->hdl); kfree(priv); return 0; } diff --git a/drivers/media/video/ov9640.h b/drivers/media/video/ov9640.h index f8a51b70792e..6b33a972c83c 100644 --- a/drivers/media/video/ov9640.h +++ b/drivers/media/video/ov9640.h @@ -198,12 +198,10 @@ struct ov9640_reg { struct ov9640_priv { struct v4l2_subdev subdev; + struct v4l2_ctrl_handler hdl; int model; int revision; - - bool flag_vflip; - bool flag_hflip; }; #endif /* __DRIVERS_MEDIA_VIDEO_OV9640_H__ */ diff --git a/drivers/media/video/ov9740.c b/drivers/media/video/ov9740.c index edd1ffcca30b..d9a9f7174f7a 100644 --- a/drivers/media/video/ov9740.c +++ b/drivers/media/video/ov9740.c @@ -14,8 +14,11 @@ #include <linux/module.h> #include <linux/i2c.h> #include <linux/slab.h> -#include <media/v4l2-chip-ident.h> +#include <linux/v4l2-mediabus.h> + #include <media/soc_camera.h> +#include <media/v4l2-chip-ident.h> +#include <media/v4l2-ctrls.h> #define to_ov9740(sd) container_of(sd, struct ov9740_priv, subdev) @@ -192,6 +195,7 @@ struct ov9740_reg { struct ov9740_priv { struct v4l2_subdev subdev; + struct v4l2_ctrl_handler hdl; int ident; u16 model; @@ -392,27 +396,6 @@ static enum v4l2_mbus_pixelcode ov9740_codes[] = { V4L2_MBUS_FMT_YUYV8_2X8, }; -static const struct v4l2_queryctrl ov9740_controls[] = { - { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Vertically", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, - { - .id = V4L2_CID_HFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Horizontally", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, -}; - /* read a register */ static int ov9740_reg_read(struct i2c_client *client, u16 reg, u8 *val) { @@ -560,25 +543,6 @@ static int ov9740_s_stream(struct v4l2_subdev *sd, int enable) return ret; } -/* Alter bus settings on camera side */ -static int ov9740_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - return 0; -} - -/* Request bus settings on camera side */ -static unsigned long ov9740_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - - unsigned long flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_MASTER | - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATAWIDTH_8; - - return soc_camera_apply_sensor_flags(icl, flags); -} - /* select nearest higher resolution for capture */ static void ov9740_res_roundup(u32 *width, u32 *height) { @@ -788,36 +752,18 @@ static int ov9740_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) return 0; } -/* Get status of additional camera capabilities */ -static int ov9740_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) -{ - struct ov9740_priv *priv = to_ov9740(sd); - - switch (ctrl->id) { - case V4L2_CID_VFLIP: - ctrl->value = priv->flag_vflip; - break; - case V4L2_CID_HFLIP: - ctrl->value = priv->flag_hflip; - break; - default: - return -EINVAL; - } - - return 0; -} - /* Set status of additional camera capabilities */ -static int ov9740_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int ov9740_s_ctrl(struct v4l2_ctrl *ctrl) { - struct ov9740_priv *priv = to_ov9740(sd); + struct ov9740_priv *priv = + container_of(ctrl->handler, struct ov9740_priv, hdl); switch (ctrl->id) { case V4L2_CID_VFLIP: - priv->flag_vflip = ctrl->value; + priv->flag_vflip = ctrl->val; break; case V4L2_CID_HFLIP: - priv->flag_hflip = ctrl->value; + priv->flag_hflip = ctrl->val; break; default: return -EINVAL; @@ -890,18 +836,13 @@ static int ov9740_set_register(struct v4l2_subdev *sd, } #endif -static int ov9740_video_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int ov9740_video_probe(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); struct ov9740_priv *priv = to_ov9740(sd); u8 modelhi, modello; int ret; - /* We must have a parent by now. And it cannot be a wrong one. */ - BUG_ON(!icd->parent || - to_soc_camera_host(icd->parent)->nr != icd->iface); - /* * check and show product ID and manufacturer ID */ @@ -942,25 +883,33 @@ err: return ret; } -static struct soc_camera_ops ov9740_ops = { - .set_bus_param = ov9740_set_bus_param, - .query_bus_param = ov9740_query_bus_param, - .controls = ov9740_controls, - .num_controls = ARRAY_SIZE(ov9740_controls), -}; +/* Request bus settings on camera side */ +static int ov9740_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} static struct v4l2_subdev_video_ops ov9740_video_ops = { - .s_stream = ov9740_s_stream, - .s_mbus_fmt = ov9740_s_fmt, - .try_mbus_fmt = ov9740_try_fmt, - .enum_mbus_fmt = ov9740_enum_fmt, - .cropcap = ov9740_cropcap, - .g_crop = ov9740_g_crop, + .s_stream = ov9740_s_stream, + .s_mbus_fmt = ov9740_s_fmt, + .try_mbus_fmt = ov9740_try_fmt, + .enum_mbus_fmt = ov9740_enum_fmt, + .cropcap = ov9740_cropcap, + .g_crop = ov9740_g_crop, + .g_mbus_config = ov9740_g_mbus_config, }; static struct v4l2_subdev_core_ops ov9740_core_ops = { - .g_ctrl = ov9740_g_ctrl, - .s_ctrl = ov9740_s_ctrl, .g_chip_ident = ov9740_g_chip_ident, .s_power = ov9740_s_power, #ifdef CONFIG_VIDEO_ADV_DEBUG @@ -974,6 +923,10 @@ static struct v4l2_subdev_ops ov9740_subdev_ops = { .video = &ov9740_video_ops, }; +static const struct v4l2_ctrl_ops ov9740_ctrl_ops = { + .s_ctrl = ov9740_s_ctrl, +}; + /* * i2c_driver function */ @@ -981,16 +934,9 @@ static int ov9740_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct ov9740_priv *priv; - struct soc_camera_device *icd = client->dev.platform_data; - struct soc_camera_link *icl; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); int ret; - if (!icd) { - dev_err(&client->dev, "Missing soc-camera data!\n"); - return -EINVAL; - } - - icl = to_soc_camera_link(icd); if (!icl) { dev_err(&client->dev, "Missing platform_data for driver\n"); return -EINVAL; @@ -1003,12 +949,24 @@ static int ov9740_probe(struct i2c_client *client, } v4l2_i2c_subdev_init(&priv->subdev, client, &ov9740_subdev_ops); + v4l2_ctrl_handler_init(&priv->hdl, 13); + v4l2_ctrl_new_std(&priv->hdl, &ov9740_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ov9740_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + priv->subdev.ctrl_handler = &priv->hdl; + if (priv->hdl.error) { + int err = priv->hdl.error; - icd->ops = &ov9740_ops; + kfree(priv); + return err; + } - ret = ov9740_video_probe(icd, client); + ret = ov9740_video_probe(client); + if (!ret) + ret = v4l2_ctrl_handler_setup(&priv->hdl); if (ret < 0) { - icd->ops = NULL; + v4l2_ctrl_handler_free(&priv->hdl); kfree(priv); } @@ -1019,8 +977,9 @@ static int ov9740_remove(struct i2c_client *client) { struct ov9740_priv *priv = i2c_get_clientdata(client); + v4l2_device_unregister_subdev(&priv->subdev); + v4l2_ctrl_handler_free(&priv->hdl); kfree(priv); - return 0; } diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c index 360be226718d..01ff643e682d 100644 --- a/drivers/media/video/pwc/pwc-if.c +++ b/drivers/media/video/pwc/pwc-if.c @@ -744,9 +744,9 @@ static int pwc_video_mmap(struct file *file, struct vm_area_struct *vma) /***************************************************************************/ /* Videobuf2 operations */ -static int queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, - unsigned int *nplanes, unsigned int sizes[], - void *alloc_ctxs[]) +static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, + unsigned int *nbuffers, unsigned int *nplanes, + unsigned int sizes[], void *alloc_ctxs[]) { struct pwc_device *pdev = vb2_get_drv_priv(vq); diff --git a/drivers/media/video/pxa_camera.c b/drivers/media/video/pxa_camera.c index d07df22a5ec6..79fb22c89ae9 100644 --- a/drivers/media/video/pxa_camera.c +++ b/drivers/media/video/pxa_camera.c @@ -214,6 +214,7 @@ struct pxa_camera_dev { unsigned long ciclk; unsigned long mclk; u32 mclk_divisor; + u16 width_flags; /* max 10 bits */ struct list_head capture; @@ -1020,37 +1021,20 @@ static int test_platform_param(struct pxa_camera_dev *pcdev, * quick capture interface supports both. */ *flags = (pcdev->platform_flags & PXA_CAMERA_MASTER ? - SOCAM_MASTER : SOCAM_SLAVE) | - SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_HSYNC_ACTIVE_LOW | - SOCAM_VSYNC_ACTIVE_HIGH | - SOCAM_VSYNC_ACTIVE_LOW | - SOCAM_DATA_ACTIVE_HIGH | - SOCAM_PCLK_SAMPLE_RISING | - SOCAM_PCLK_SAMPLE_FALLING; + V4L2_MBUS_MASTER : V4L2_MBUS_SLAVE) | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_HSYNC_ACTIVE_LOW | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | + V4L2_MBUS_VSYNC_ACTIVE_LOW | + V4L2_MBUS_DATA_ACTIVE_HIGH | + V4L2_MBUS_PCLK_SAMPLE_RISING | + V4L2_MBUS_PCLK_SAMPLE_FALLING; /* If requested data width is supported by the platform, use it */ - switch (buswidth) { - case 10: - if (!(pcdev->platform_flags & PXA_CAMERA_DATAWIDTH_10)) - return -EINVAL; - *flags |= SOCAM_DATAWIDTH_10; - break; - case 9: - if (!(pcdev->platform_flags & PXA_CAMERA_DATAWIDTH_9)) - return -EINVAL; - *flags |= SOCAM_DATAWIDTH_9; - break; - case 8: - if (!(pcdev->platform_flags & PXA_CAMERA_DATAWIDTH_8)) - return -EINVAL; - *flags |= SOCAM_DATAWIDTH_8; - break; - default: - return -EINVAL; - } + if ((1 << (buswidth - 1)) & pcdev->width_flags) + return 0; - return 0; + return -EINVAL; } static void pxa_camera_setup_cicr(struct soc_camera_device *icd, @@ -1070,12 +1054,12 @@ static void pxa_camera_setup_cicr(struct soc_camera_device *icd, * Datawidth is now guaranteed to be equal to one of the three values. * We fix bit-per-pixel equal to data-width... */ - switch (flags & SOCAM_DATAWIDTH_MASK) { - case SOCAM_DATAWIDTH_10: + switch (icd->current_fmt->host_fmt->bits_per_sample) { + case 10: dw = 4; bpp = 0x40; break; - case SOCAM_DATAWIDTH_9: + case 9: dw = 3; bpp = 0x20; break; @@ -1084,7 +1068,7 @@ static void pxa_camera_setup_cicr(struct soc_camera_device *icd, * Actually it can only be 8 now, * default is just to silence compiler warnings */ - case SOCAM_DATAWIDTH_8: + case 8: dw = 2; bpp = 0; } @@ -1093,11 +1077,11 @@ static void pxa_camera_setup_cicr(struct soc_camera_device *icd, cicr4 |= CICR4_PCLK_EN; if (pcdev->platform_flags & PXA_CAMERA_MCLK_EN) cicr4 |= CICR4_MCLK_EN; - if (flags & SOCAM_PCLK_SAMPLE_FALLING) + if (flags & V4L2_MBUS_PCLK_SAMPLE_FALLING) cicr4 |= CICR4_PCP; - if (flags & SOCAM_HSYNC_ACTIVE_LOW) + if (flags & V4L2_MBUS_HSYNC_ACTIVE_LOW) cicr4 |= CICR4_HSP; - if (flags & SOCAM_VSYNC_ACTIVE_LOW) + if (flags & V4L2_MBUS_VSYNC_ACTIVE_LOW) cicr4 |= CICR4_VSP; cicr0 = __raw_readl(pcdev->base + CICR0); @@ -1151,9 +1135,11 @@ static void pxa_camera_setup_cicr(struct soc_camera_device *icd, static int pxa_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) { + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct pxa_camera_dev *pcdev = ici->priv; - unsigned long bus_flags, camera_flags, common_flags; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long bus_flags, common_flags; int ret; struct pxa_cam *cam = icd->host_priv; @@ -1162,44 +1148,58 @@ static int pxa_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) if (ret < 0) return ret; - camera_flags = icd->ops->query_bus_param(icd); - - common_flags = soc_camera_bus_param_compatible(camera_flags, bus_flags); - if (!common_flags) - return -EINVAL; + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, + bus_flags); + if (!common_flags) { + dev_warn(icd->parent, + "Flags incompatible: camera 0x%x, host 0x%lx\n", + cfg.flags, bus_flags); + return -EINVAL; + } + } else if (ret != -ENOIOCTLCMD) { + return ret; + } else { + common_flags = bus_flags; + } pcdev->channels = 1; /* Make choises, based on platform preferences */ - if ((common_flags & SOCAM_HSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_HSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW)) { if (pcdev->platform_flags & PXA_CAMERA_HSP) - common_flags &= ~SOCAM_HSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_HIGH; else - common_flags &= ~SOCAM_HSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_LOW; } - if ((common_flags & SOCAM_VSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_VSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW)) { if (pcdev->platform_flags & PXA_CAMERA_VSP) - common_flags &= ~SOCAM_VSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_HIGH; else - common_flags &= ~SOCAM_VSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_LOW; } - if ((common_flags & SOCAM_PCLK_SAMPLE_RISING) && - (common_flags & SOCAM_PCLK_SAMPLE_FALLING)) { + if ((common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) && + (common_flags & V4L2_MBUS_PCLK_SAMPLE_FALLING)) { if (pcdev->platform_flags & PXA_CAMERA_PCP) - common_flags &= ~SOCAM_PCLK_SAMPLE_RISING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_RISING; else - common_flags &= ~SOCAM_PCLK_SAMPLE_FALLING; + common_flags &= ~V4L2_MBUS_PCLK_SAMPLE_FALLING; } - cam->flags = common_flags; - - ret = icd->ops->set_bus_param(icd, common_flags); - if (ret < 0) + cfg.flags = common_flags; + ret = v4l2_subdev_call(sd, video, s_mbus_config, &cfg); + if (ret < 0 && ret != -ENOIOCTLCMD) { + dev_dbg(icd->parent, "camera s_mbus_config(0x%lx) returned %d\n", + common_flags, ret); return ret; + } + + cam->flags = common_flags; pxa_camera_setup_cicr(icd, common_flags, pixfmt); @@ -1209,17 +1209,31 @@ static int pxa_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) static int pxa_camera_try_bus_param(struct soc_camera_device *icd, unsigned char buswidth) { + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct pxa_camera_dev *pcdev = ici->priv; - unsigned long bus_flags, camera_flags; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long bus_flags, common_flags; int ret = test_platform_param(pcdev, buswidth, &bus_flags); if (ret < 0) return ret; - camera_flags = icd->ops->query_bus_param(icd); + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, + bus_flags); + if (!common_flags) { + dev_warn(icd->parent, + "Flags incompatible: camera 0x%x, host 0x%lx\n", + cfg.flags, bus_flags); + return -EINVAL; + } + } else if (ret == -ENOIOCTLCMD) { + ret = 0; + } - return soc_camera_bus_param_compatible(camera_flags, bus_flags) ? 0 : -EINVAL; + return ret; } static const struct soc_mbus_pixelfmt pxa_camera_formats[] = { @@ -1687,6 +1701,12 @@ static int __devinit pxa_camera_probe(struct platform_device *pdev) "data widths, using default 10 bit\n"); pcdev->platform_flags |= PXA_CAMERA_DATAWIDTH_10; } + if (pcdev->platform_flags & PXA_CAMERA_DATAWIDTH_8) + pcdev->width_flags = 1 << 7; + if (pcdev->platform_flags & PXA_CAMERA_DATAWIDTH_9) + pcdev->width_flags |= 1 << 8; + if (pcdev->platform_flags & PXA_CAMERA_DATAWIDTH_10) + pcdev->width_flags |= 1 << 9; pcdev->mclk = pcdev->pdata->mclk_10khz * 10000; if (!pcdev->mclk) { dev_warn(&pdev->dev, diff --git a/drivers/media/video/rj54n1cb0c.c b/drivers/media/video/rj54n1cb0c.c index 847ccc067e87..6afc61689549 100644 --- a/drivers/media/video/rj54n1cb0c.c +++ b/drivers/media/video/rj54n1cb0c.c @@ -11,13 +11,14 @@ #include <linux/delay.h> #include <linux/i2c.h> #include <linux/slab.h> +#include <linux/v4l2-mediabus.h> #include <linux/videodev2.h> #include <media/rj54n1cb0c.h> #include <media/soc_camera.h> -#include <media/soc_mediabus.h> #include <media/v4l2-subdev.h> #include <media/v4l2-chip-ident.h> +#include <media/v4l2-ctrls.h> #define RJ54N1_DEV_CODE 0x0400 #define RJ54N1_DEV_CODE2 0x0401 @@ -148,6 +149,7 @@ struct rj54n1_clock_div { struct rj54n1 { struct v4l2_subdev subdev; + struct v4l2_ctrl_handler hdl; struct rj54n1_clock_div clk_div; const struct rj54n1_datafmt *fmt; struct v4l2_rect rect; /* Sensor window */ @@ -499,31 +501,6 @@ static int rj54n1_s_stream(struct v4l2_subdev *sd, int enable) return reg_set(client, RJ54N1_STILL_CONTROL, (!enable) << 7, 0x80); } -static int rj54n1_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - struct v4l2_subdev *sd = soc_camera_to_subdev(icd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - /* Figures 2.5-1 to 2.5-3 - default falling pixclk edge */ - - if (flags & SOCAM_PCLK_SAMPLE_RISING) - return reg_write(client, RJ54N1_OUT_SIGPO, 1 << 4); - else - return reg_write(client, RJ54N1_OUT_SIGPO, 0); -} - -static unsigned long rj54n1_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - const unsigned long flags = - SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING | - SOCAM_MASTER | SOCAM_DATAWIDTH_8 | - SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH | - SOCAM_DATA_ACTIVE_HIGH; - - return soc_camera_apply_sensor_flags(icl, flags); -} - static int rj54n1_set_rect(struct i2c_client *client, u16 reg_x, u16 reg_y, u16 reg_xy, u32 width, u32 height) @@ -1202,134 +1179,51 @@ static int rj54n1_s_register(struct v4l2_subdev *sd, } #endif -static const struct v4l2_queryctrl rj54n1_controls[] = { - { - .id = V4L2_CID_VFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Vertically", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, { - .id = V4L2_CID_HFLIP, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Flip Horizontally", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, { - .id = V4L2_CID_GAIN, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Gain", - .minimum = 0, - .maximum = 127, - .step = 1, - .default_value = 66, - .flags = V4L2_CTRL_FLAG_SLIDER, - }, { - .id = V4L2_CID_AUTO_WHITE_BALANCE, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Auto white balance", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - }, -}; - -static struct soc_camera_ops rj54n1_ops = { - .set_bus_param = rj54n1_set_bus_param, - .query_bus_param = rj54n1_query_bus_param, - .controls = rj54n1_controls, - .num_controls = ARRAY_SIZE(rj54n1_controls), -}; - -static int rj54n1_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +static int rj54n1_s_ctrl(struct v4l2_ctrl *ctrl) { + struct rj54n1 *rj54n1 = container_of(ctrl->handler, struct rj54n1, hdl); + struct v4l2_subdev *sd = &rj54n1->subdev; struct i2c_client *client = v4l2_get_subdevdata(sd); - struct rj54n1 *rj54n1 = to_rj54n1(client); int data; switch (ctrl->id) { case V4L2_CID_VFLIP: - data = reg_read(client, RJ54N1_MIRROR_STILL_MODE); - if (data < 0) - return -EIO; - ctrl->value = !(data & 1); - break; - case V4L2_CID_HFLIP: - data = reg_read(client, RJ54N1_MIRROR_STILL_MODE); - if (data < 0) - return -EIO; - ctrl->value = !(data & 2); - break; - case V4L2_CID_GAIN: - data = reg_read(client, RJ54N1_Y_GAIN); - if (data < 0) - return -EIO; - - ctrl->value = data / 2; - break; - case V4L2_CID_AUTO_WHITE_BALANCE: - ctrl->value = rj54n1->auto_wb; - break; - } - - return 0; -} - -static int rj54n1_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) -{ - int data; - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct rj54n1 *rj54n1 = to_rj54n1(client); - const struct v4l2_queryctrl *qctrl; - - qctrl = soc_camera_find_qctrl(&rj54n1_ops, ctrl->id); - if (!qctrl) - return -EINVAL; - - switch (ctrl->id) { - case V4L2_CID_VFLIP: - if (ctrl->value) + if (ctrl->val) data = reg_set(client, RJ54N1_MIRROR_STILL_MODE, 0, 1); else data = reg_set(client, RJ54N1_MIRROR_STILL_MODE, 1, 1); if (data < 0) return -EIO; - break; + return 0; case V4L2_CID_HFLIP: - if (ctrl->value) + if (ctrl->val) data = reg_set(client, RJ54N1_MIRROR_STILL_MODE, 0, 2); else data = reg_set(client, RJ54N1_MIRROR_STILL_MODE, 2, 2); if (data < 0) return -EIO; - break; + return 0; case V4L2_CID_GAIN: - if (ctrl->value > qctrl->maximum || - ctrl->value < qctrl->minimum) - return -EINVAL; - else if (reg_write(client, RJ54N1_Y_GAIN, ctrl->value * 2) < 0) + if (reg_write(client, RJ54N1_Y_GAIN, ctrl->val * 2) < 0) return -EIO; - break; + return 0; case V4L2_CID_AUTO_WHITE_BALANCE: /* Auto WB area - whole image */ - if (reg_set(client, RJ54N1_WB_SEL_WEIGHT_I, ctrl->value << 7, + if (reg_set(client, RJ54N1_WB_SEL_WEIGHT_I, ctrl->val << 7, 0x80) < 0) return -EIO; - rj54n1->auto_wb = ctrl->value; - break; + rj54n1->auto_wb = ctrl->val; + return 0; } - return 0; + return -EINVAL; } +static const struct v4l2_ctrl_ops rj54n1_ctrl_ops = { + .s_ctrl = rj54n1_s_ctrl, +}; + static struct v4l2_subdev_core_ops rj54n1_subdev_core_ops = { - .g_ctrl = rj54n1_g_ctrl, - .s_ctrl = rj54n1_s_ctrl, .g_chip_ident = rj54n1_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = rj54n1_g_register, @@ -1337,6 +1231,36 @@ static struct v4l2_subdev_core_ops rj54n1_subdev_core_ops = { #endif }; +static int rj54n1_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = + V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING | + V4L2_MBUS_MASTER | V4L2_MBUS_DATA_ACTIVE_HIGH | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + +static int rj54n1_s_mbus_config(struct v4l2_subdev *sd, + const struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + /* Figures 2.5-1 to 2.5-3 - default falling pixclk edge */ + if (soc_camera_apply_board_flags(icl, cfg) & + V4L2_MBUS_PCLK_SAMPLE_RISING) + return reg_write(client, RJ54N1_OUT_SIGPO, 1 << 4); + else + return reg_write(client, RJ54N1_OUT_SIGPO, 0); +} + static struct v4l2_subdev_video_ops rj54n1_subdev_video_ops = { .s_stream = rj54n1_s_stream, .s_mbus_fmt = rj54n1_s_fmt, @@ -1346,6 +1270,8 @@ static struct v4l2_subdev_video_ops rj54n1_subdev_video_ops = { .g_crop = rj54n1_g_crop, .s_crop = rj54n1_s_crop, .cropcap = rj54n1_cropcap, + .g_mbus_config = rj54n1_g_mbus_config, + .s_mbus_config = rj54n1_s_mbus_config, }; static struct v4l2_subdev_ops rj54n1_subdev_ops = { @@ -1357,17 +1283,12 @@ static struct v4l2_subdev_ops rj54n1_subdev_ops = { * Interface active, can use i2c. If it fails, it can indeed mean, that * this wasn't our capture interface, so, we wait for the right one */ -static int rj54n1_video_probe(struct soc_camera_device *icd, - struct i2c_client *client, +static int rj54n1_video_probe(struct i2c_client *client, struct rj54n1_pdata *priv) { int data1, data2; int ret; - /* We must have a parent by now. And it cannot be a wrong one. */ - BUG_ON(!icd->parent || - to_soc_camera_host(icd->parent)->nr != icd->iface); - /* Read out the chip version register */ data1 = reg_read(client, RJ54N1_DEV_CODE); data2 = reg_read(client, RJ54N1_DEV_CODE2); @@ -1395,18 +1316,11 @@ static int rj54n1_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct rj54n1 *rj54n1; - struct soc_camera_device *icd = client->dev.platform_data; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); - struct soc_camera_link *icl; struct rj54n1_pdata *rj54n1_priv; int ret; - if (!icd) { - dev_err(&client->dev, "RJ54N1CB0C: missing soc-camera data!\n"); - return -EINVAL; - } - - icl = to_soc_camera_link(icd); if (!icl || !icl->priv) { dev_err(&client->dev, "RJ54N1CB0C: missing platform data!\n"); return -EINVAL; @@ -1425,8 +1339,22 @@ static int rj54n1_probe(struct i2c_client *client, return -ENOMEM; v4l2_i2c_subdev_init(&rj54n1->subdev, client, &rj54n1_subdev_ops); + v4l2_ctrl_handler_init(&rj54n1->hdl, 4); + v4l2_ctrl_new_std(&rj54n1->hdl, &rj54n1_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&rj54n1->hdl, &rj54n1_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&rj54n1->hdl, &rj54n1_ctrl_ops, + V4L2_CID_GAIN, 0, 127, 1, 66); + v4l2_ctrl_new_std(&rj54n1->hdl, &rj54n1_ctrl_ops, + V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 1); + rj54n1->subdev.ctrl_handler = &rj54n1->hdl; + if (rj54n1->hdl.error) { + int err = rj54n1->hdl.error; - icd->ops = &rj54n1_ops; + kfree(rj54n1); + return err; + } rj54n1->clk_div = clk_div; rj54n1->rect.left = RJ54N1_COLUMN_SKIP; @@ -1440,25 +1368,24 @@ static int rj54n1_probe(struct i2c_client *client, rj54n1->tgclk_mhz = (rj54n1_priv->mclk_freq / PLL_L * PLL_N) / (clk_div.ratio_tg + 1) / (clk_div.ratio_t + 1); - ret = rj54n1_video_probe(icd, client, rj54n1_priv); + ret = rj54n1_video_probe(client, rj54n1_priv); if (ret < 0) { - icd->ops = NULL; + v4l2_ctrl_handler_free(&rj54n1->hdl); kfree(rj54n1); return ret; } - - return ret; + return v4l2_ctrl_handler_setup(&rj54n1->hdl); } static int rj54n1_remove(struct i2c_client *client) { struct rj54n1 *rj54n1 = to_rj54n1(client); - struct soc_camera_device *icd = client->dev.platform_data; - struct soc_camera_link *icl = to_soc_camera_link(icd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); - icd->ops = NULL; + v4l2_device_unregister_subdev(&rj54n1->subdev); if (icl->free_bus) icl->free_bus(icl); + v4l2_ctrl_handler_free(&rj54n1->hdl); kfree(rj54n1); return 0; diff --git a/drivers/media/video/s5k6aa.c b/drivers/media/video/s5k6aa.c new file mode 100644 index 000000000000..2446736b7871 --- /dev/null +++ b/drivers/media/video/s5k6aa.c @@ -0,0 +1,1680 @@ +/* + * Driver for Samsung S5K6AAFX SXGA 1/6" 1.3M CMOS Image Sensor + * with embedded SoC ISP. + * + * Copyright (C) 2011, Samsung Electronics Co., Ltd. + * Sylwester Nawrocki <s.nawrocki@samsung.com> + * + * Based on a driver authored by Dongsoo Nathaniel Kim. + * Copyright (C) 2009, Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/clk.h> +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/i2c.h> +#include <linux/media.h> +#include <linux/regulator/consumer.h> +#include <linux/slab.h> + +#include <media/media-entity.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-device.h> +#include <media/v4l2-subdev.h> +#include <media/v4l2-mediabus.h> +#include <media/s5k6aa.h> + +static int debug; +module_param(debug, int, 0644); + +#define DRIVER_NAME "S5K6AA" + +/* The token to indicate array termination */ +#define S5K6AA_TERM 0xffff +#define S5K6AA_OUT_WIDTH_DEF 640 +#define S5K6AA_OUT_HEIGHT_DEF 480 +#define S5K6AA_WIN_WIDTH_MAX 1280 +#define S5K6AA_WIN_HEIGHT_MAX 1024 +#define S5K6AA_WIN_WIDTH_MIN 8 +#define S5K6AA_WIN_HEIGHT_MIN 8 + +/* + * H/W register Interface (0xD0000000 - 0xD0000FFF) + */ +#define AHB_MSB_ADDR_PTR 0xfcfc +#define GEN_REG_OFFSH 0xd000 +#define REG_CMDWR_ADDRH 0x0028 +#define REG_CMDWR_ADDRL 0x002a +#define REG_CMDRD_ADDRH 0x002c +#define REG_CMDRD_ADDRL 0x002e +#define REG_CMDBUF0_ADDR 0x0f12 +#define REG_CMDBUF1_ADDR 0x0f10 + +/* + * Host S/W Register interface (0x70000000 - 0x70002000) + * The value of the two most significant address bytes is 0x7000, + * (HOST_SWIF_OFFS_H). The register addresses below specify 2 LSBs. + */ +#define HOST_SWIF_OFFSH 0x7000 + +/* Initialization parameters */ +/* Master clock frequency in KHz */ +#define REG_I_INCLK_FREQ_L 0x01b8 +#define REG_I_INCLK_FREQ_H 0x01ba +#define MIN_MCLK_FREQ_KHZ 6000U +#define MAX_MCLK_FREQ_KHZ 27000U +#define REG_I_USE_NPVI_CLOCKS 0x01c6 +#define REG_I_USE_NMIPI_CLOCKS 0x01c8 + +/* Clock configurations, n = 0..2. REG_I_* frequency unit is 4 kHz. */ +#define REG_I_OPCLK_4KHZ(n) ((n) * 6 + 0x01cc) +#define REG_I_MIN_OUTRATE_4KHZ(n) ((n) * 6 + 0x01ce) +#define REG_I_MAX_OUTRATE_4KHZ(n) ((n) * 6 + 0x01d0) +#define SYS_PLL_OUT_FREQ (48000000 / 4000) +#define PCLK_FREQ_MIN (24000000 / 4000) +#define PCLK_FREQ_MAX (48000000 / 4000) +#define REG_I_INIT_PARAMS_UPDATED 0x01e0 +#define REG_I_ERROR_INFO 0x01e2 + +/* General purpose parameters */ +#define REG_USER_BRIGHTNESS 0x01e4 +#define REG_USER_CONTRAST 0x01e6 +#define REG_USER_SATURATION 0x01e8 +#define REG_USER_SHARPBLUR 0x01ea + +#define REG_G_SPEC_EFFECTS 0x01ee +#define REG_G_ENABLE_PREV 0x01f0 +#define REG_G_ENABLE_PREV_CHG 0x01f2 +#define REG_G_NEW_CFG_SYNC 0x01f8 +#define REG_G_PREVZOOM_IN_WIDTH 0x020a +#define REG_G_PREVZOOM_IN_HEIGHT 0x020c +#define REG_G_PREVZOOM_IN_XOFFS 0x020e +#define REG_G_PREVZOOM_IN_YOFFS 0x0210 +#define REG_G_INPUTS_CHANGE_REQ 0x021a +#define REG_G_ACTIVE_PREV_CFG 0x021c +#define REG_G_PREV_CFG_CHG 0x021e +#define REG_G_PREV_OPEN_AFTER_CH 0x0220 +#define REG_G_PREV_CFG_ERROR 0x0222 + +/* Preview control section. n = 0...4. */ +#define PREG(n, x) ((n) * 0x26 + x) +#define REG_P_OUT_WIDTH(n) PREG(n, 0x0242) +#define REG_P_OUT_HEIGHT(n) PREG(n, 0x0244) +#define REG_P_FMT(n) PREG(n, 0x0246) +#define REG_P_MAX_OUT_RATE(n) PREG(n, 0x0248) +#define REG_P_MIN_OUT_RATE(n) PREG(n, 0x024a) +#define REG_P_PVI_MASK(n) PREG(n, 0x024c) +#define REG_P_CLK_INDEX(n) PREG(n, 0x024e) +#define REG_P_FR_RATE_TYPE(n) PREG(n, 0x0250) +#define FR_RATE_DYNAMIC 0 +#define FR_RATE_FIXED 1 +#define FR_RATE_FIXED_ACCURATE 2 +#define REG_P_FR_RATE_Q_TYPE(n) PREG(n, 0x0252) +#define FR_RATE_Q_BEST_FRRATE 1 /* Binning enabled */ +#define FR_RATE_Q_BEST_QUALITY 2 /* Binning disabled */ +/* Frame period in 0.1 ms units */ +#define REG_P_MAX_FR_TIME(n) PREG(n, 0x0254) +#define REG_P_MIN_FR_TIME(n) PREG(n, 0x0256) +/* Conversion to REG_P_[MAX/MIN]_FR_TIME value; __t: time in us */ +#define US_TO_FR_TIME(__t) ((__t) / 100) +#define S5K6AA_MIN_FR_TIME 33300 /* us */ +#define S5K6AA_MAX_FR_TIME 650000 /* us */ +#define S5K6AA_MAX_HIGHRES_FR_TIME 666 /* x100 us */ +/* The below 5 registers are for "device correction" values */ +#define REG_P_COLORTEMP(n) PREG(n, 0x025e) +#define REG_P_PREV_MIRROR(n) PREG(n, 0x0262) + +/* Extended image property controls */ +/* Exposure time in 10 us units */ +#define REG_SF_USR_EXPOSURE_L 0x03c6 +#define REG_SF_USR_EXPOSURE_H 0x03c8 +#define REG_SF_USR_EXPOSURE_CHG 0x03ca +#define REG_SF_USR_TOT_GAIN 0x03cc +#define REG_SF_USR_TOT_GAIN_CHG 0x03ce +#define REG_SF_RGAIN 0x03d0 +#define REG_SF_RGAIN_CHG 0x03d2 +#define REG_SF_GGAIN 0x03d4 +#define REG_SF_GGAIN_CHG 0x03d6 +#define REG_SF_BGAIN 0x03d8 +#define REG_SF_BGAIN_CHG 0x03da +#define REG_SF_FLICKER_QUANT 0x03dc +#define REG_SF_FLICKER_QUANT_CHG 0x03de + +/* Output interface (parallel/MIPI) setup */ +#define REG_OIF_EN_MIPI_LANES 0x03fa +#define REG_OIF_EN_PACKETS 0x03fc +#define REG_OIF_CFG_CHG 0x03fe + +/* Auto-algorithms enable mask */ +#define REG_DBG_AUTOALG_EN 0x0400 +#define AALG_ALL_EN_MASK (1 << 0) +#define AALG_AE_EN_MASK (1 << 1) +#define AALG_DIVLEI_EN_MASK (1 << 2) +#define AALG_WB_EN_MASK (1 << 3) +#define AALG_FLICKER_EN_MASK (1 << 5) +#define AALG_FIT_EN_MASK (1 << 6) +#define AALG_WRHW_EN_MASK (1 << 7) + +/* Firmware revision information */ +#define REG_FW_APIVER 0x012e +#define S5K6AAFX_FW_APIVER 0x0001 +#define REG_FW_REVISION 0x0130 + +/* For now we use only one user configuration register set */ +#define S5K6AA_MAX_PRESETS 1 + +static const char * const s5k6aa_supply_names[] = { + "vdd_core", /* Digital core supply 1.5V (1.4V to 1.6V) */ + "vdda", /* Analog power supply 2.8V (2.6V to 3.0V) */ + "vdd_reg", /* Regulator input power 1.8V (1.7V to 1.9V) + or 2.8V (2.6V to 3.0) */ + "vddio", /* I/O supply 1.8V (1.65V to 1.95V) + or 2.8V (2.5V to 3.1V) */ +}; +#define S5K6AA_NUM_SUPPLIES ARRAY_SIZE(s5k6aa_supply_names) + +enum s5k6aa_gpio_id { + STBY, + RST, + GPIO_NUM, +}; + +struct s5k6aa_regval { + u16 addr; + u16 val; +}; + +struct s5k6aa_pixfmt { + enum v4l2_mbus_pixelcode code; + u32 colorspace; + /* REG_P_FMT(x) register value */ + u16 reg_p_fmt; +}; + +struct s5k6aa_preset { + /* output pixel format and resolution */ + struct v4l2_mbus_framefmt mbus_fmt; + u8 clk_id; + u8 index; +}; + +struct s5k6aa_ctrls { + struct v4l2_ctrl_handler handler; + /* Auto / manual white balance cluster */ + struct v4l2_ctrl *awb; + struct v4l2_ctrl *gain_red; + struct v4l2_ctrl *gain_blue; + struct v4l2_ctrl *gain_green; + /* Mirror cluster */ + struct v4l2_ctrl *hflip; + struct v4l2_ctrl *vflip; + /* Auto exposure / manual exposure and gain cluster */ + struct v4l2_ctrl *auto_exp; + struct v4l2_ctrl *exposure; + struct v4l2_ctrl *gain; +}; + +struct s5k6aa_interval { + u16 reg_fr_time; + struct v4l2_fract interval; + /* Maximum rectangle for the interval */ + struct v4l2_frmsize_discrete size; +}; + +struct s5k6aa { + struct v4l2_subdev sd; + struct media_pad pad; + + enum v4l2_mbus_type bus_type; + u8 mipi_lanes; + + int (*s_power)(int enable); + struct regulator_bulk_data supplies[S5K6AA_NUM_SUPPLIES]; + struct s5k6aa_gpio gpio[GPIO_NUM]; + + /* external master clock frequency */ + unsigned long mclk_frequency; + /* ISP internal master clock frequency */ + u16 clk_fop; + /* output pixel clock frequency range */ + u16 pclk_fmin; + u16 pclk_fmax; + + unsigned int inv_hflip:1; + unsigned int inv_vflip:1; + + /* protects the struct members below */ + struct mutex lock; + + /* sensor matrix scan window */ + struct v4l2_rect ccd_rect; + + struct s5k6aa_ctrls ctrls; + struct s5k6aa_preset presets[S5K6AA_MAX_PRESETS]; + struct s5k6aa_preset *preset; + const struct s5k6aa_interval *fiv; + + unsigned int streaming:1; + unsigned int apply_cfg:1; + unsigned int apply_crop:1; + unsigned int power; +}; + +static struct s5k6aa_regval s5k6aa_analog_config[] = { + /* Analog settings */ + { 0x112a, 0x0000 }, { 0x1132, 0x0000 }, + { 0x113e, 0x0000 }, { 0x115c, 0x0000 }, + { 0x1164, 0x0000 }, { 0x1174, 0x0000 }, + { 0x1178, 0x0000 }, { 0x077a, 0x0000 }, + { 0x077c, 0x0000 }, { 0x077e, 0x0000 }, + { 0x0780, 0x0000 }, { 0x0782, 0x0000 }, + { 0x0784, 0x0000 }, { 0x0786, 0x0000 }, + { 0x0788, 0x0000 }, { 0x07a2, 0x0000 }, + { 0x07a4, 0x0000 }, { 0x07a6, 0x0000 }, + { 0x07a8, 0x0000 }, { 0x07b6, 0x0000 }, + { 0x07b8, 0x0002 }, { 0x07ba, 0x0004 }, + { 0x07bc, 0x0004 }, { 0x07be, 0x0005 }, + { 0x07c0, 0x0005 }, { S5K6AA_TERM, 0 }, +}; + +/* TODO: Add RGB888 and Bayer format */ +static const struct s5k6aa_pixfmt s5k6aa_formats[] = { + { V4L2_MBUS_FMT_YUYV8_2X8, V4L2_COLORSPACE_JPEG, 5 }, + /* range 16-240 */ + { V4L2_MBUS_FMT_YUYV8_2X8, V4L2_COLORSPACE_REC709, 6 }, + { V4L2_MBUS_FMT_RGB565_2X8_BE, V4L2_COLORSPACE_JPEG, 0 }, +}; + +static const struct s5k6aa_interval s5k6aa_intervals[] = { + { 1000, {10000, 1000000}, {1280, 1024} }, /* 10 fps */ + { 666, {15000, 1000000}, {1280, 1024} }, /* 15 fps */ + { 500, {20000, 1000000}, {1280, 720} }, /* 20 fps */ + { 400, {25000, 1000000}, {640, 480} }, /* 25 fps */ + { 333, {33300, 1000000}, {640, 480} }, /* 30 fps */ +}; + +#define S5K6AA_INTERVAL_DEF_INDEX 1 /* 15 fps */ + +static inline struct v4l2_subdev *ctrl_to_sd(struct v4l2_ctrl *ctrl) +{ + return &container_of(ctrl->handler, struct s5k6aa, ctrls.handler)->sd; +} + +static inline struct s5k6aa *to_s5k6aa(struct v4l2_subdev *sd) +{ + return container_of(sd, struct s5k6aa, sd); +} + +/* Set initial values for all preview presets */ +static void s5k6aa_presets_data_init(struct s5k6aa *s5k6aa) +{ + struct s5k6aa_preset *preset = &s5k6aa->presets[0]; + int i; + + for (i = 0; i < S5K6AA_MAX_PRESETS; i++) { + preset->mbus_fmt.width = S5K6AA_OUT_WIDTH_DEF; + preset->mbus_fmt.height = S5K6AA_OUT_HEIGHT_DEF; + preset->mbus_fmt.code = s5k6aa_formats[0].code; + preset->index = i; + preset->clk_id = 0; + preset++; + } + + s5k6aa->fiv = &s5k6aa_intervals[S5K6AA_INTERVAL_DEF_INDEX]; + s5k6aa->preset = &s5k6aa->presets[0]; +} + +static int s5k6aa_i2c_read(struct i2c_client *client, u16 addr, u16 *val) +{ + u8 wbuf[2] = {addr >> 8, addr & 0xFF}; + struct i2c_msg msg[2]; + u8 rbuf[2]; + int ret; + + msg[0].addr = client->addr; + msg[0].flags = 0; + msg[0].len = 2; + msg[0].buf = wbuf; + + msg[1].addr = client->addr; + msg[1].flags = I2C_M_RD; + msg[1].len = 2; + msg[1].buf = rbuf; + + ret = i2c_transfer(client->adapter, msg, 2); + *val = be16_to_cpu(*((u16 *)rbuf)); + + v4l2_dbg(3, debug, client, "i2c_read: 0x%04X : 0x%04x\n", addr, *val); + + return ret == 2 ? 0 : ret; +} + +static int s5k6aa_i2c_write(struct i2c_client *client, u16 addr, u16 val) +{ + u8 buf[4] = {addr >> 8, addr & 0xFF, val >> 8, val & 0xFF}; + + int ret = i2c_master_send(client, buf, 4); + v4l2_dbg(3, debug, client, "i2c_write: 0x%04X : 0x%04x\n", addr, val); + + return ret == 4 ? 0 : ret; +} + +/* The command register write, assumes Command_Wr_addH = 0x7000. */ +static int s5k6aa_write(struct i2c_client *c, u16 addr, u16 val) +{ + int ret = s5k6aa_i2c_write(c, REG_CMDWR_ADDRL, addr); + if (ret) + return ret; + return s5k6aa_i2c_write(c, REG_CMDBUF0_ADDR, val); +} + +/* The command register read, assumes Command_Rd_addH = 0x7000. */ +static int s5k6aa_read(struct i2c_client *client, u16 addr, u16 *val) +{ + int ret = s5k6aa_i2c_write(client, REG_CMDRD_ADDRL, addr); + if (ret) + return ret; + return s5k6aa_i2c_read(client, REG_CMDBUF0_ADDR, val); +} + +static int s5k6aa_write_array(struct v4l2_subdev *sd, + const struct s5k6aa_regval *msg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + u16 addr_incr = 0; + int ret = 0; + + while (msg->addr != S5K6AA_TERM) { + if (addr_incr != 2) + ret = s5k6aa_i2c_write(client, REG_CMDWR_ADDRL, + msg->addr); + if (ret) + break; + ret = s5k6aa_i2c_write(client, REG_CMDBUF0_ADDR, msg->val); + if (ret) + break; + /* Assume that msg->addr is always less than 0xfffc */ + addr_incr = (msg + 1)->addr - msg->addr; + msg++; + } + + return ret; +} + +/* Configure the AHB high address bytes for GTG registers access */ +static int s5k6aa_set_ahb_address(struct i2c_client *client) +{ + int ret = s5k6aa_i2c_write(client, AHB_MSB_ADDR_PTR, GEN_REG_OFFSH); + if (ret) + return ret; + ret = s5k6aa_i2c_write(client, REG_CMDRD_ADDRH, HOST_SWIF_OFFSH); + if (ret) + return ret; + return s5k6aa_i2c_write(client, REG_CMDWR_ADDRH, HOST_SWIF_OFFSH); +} + +/** + * s5k6aa_configure_pixel_clock - apply ISP main clock/PLL configuration + * + * Configure the internal ISP PLL for the required output frequency. + * Locking: called with s5k6aa.lock mutex held. + */ +static int s5k6aa_configure_pixel_clocks(struct s5k6aa *s5k6aa) +{ + struct i2c_client *c = v4l2_get_subdevdata(&s5k6aa->sd); + unsigned long fmclk = s5k6aa->mclk_frequency / 1000; + u16 status; + int ret; + + if (WARN(fmclk < MIN_MCLK_FREQ_KHZ || fmclk > MAX_MCLK_FREQ_KHZ, + "Invalid clock frequency: %ld\n", fmclk)) + return -EINVAL; + + s5k6aa->pclk_fmin = PCLK_FREQ_MIN; + s5k6aa->pclk_fmax = PCLK_FREQ_MAX; + s5k6aa->clk_fop = SYS_PLL_OUT_FREQ; + + /* External input clock frequency in kHz */ + ret = s5k6aa_write(c, REG_I_INCLK_FREQ_H, fmclk >> 16); + if (!ret) + ret = s5k6aa_write(c, REG_I_INCLK_FREQ_L, fmclk & 0xFFFF); + if (!ret) + ret = s5k6aa_write(c, REG_I_USE_NPVI_CLOCKS, 1); + /* Internal PLL frequency */ + if (!ret) + ret = s5k6aa_write(c, REG_I_OPCLK_4KHZ(0), s5k6aa->clk_fop); + if (!ret) + ret = s5k6aa_write(c, REG_I_MIN_OUTRATE_4KHZ(0), + s5k6aa->pclk_fmin); + if (!ret) + ret = s5k6aa_write(c, REG_I_MAX_OUTRATE_4KHZ(0), + s5k6aa->pclk_fmax); + if (!ret) + ret = s5k6aa_write(c, REG_I_INIT_PARAMS_UPDATED, 1); + if (!ret) + ret = s5k6aa_read(c, REG_I_ERROR_INFO, &status); + + return ret ? ret : (status ? -EINVAL : 0); +} + +/* Set horizontal and vertical image flipping */ +static int s5k6aa_set_mirror(struct s5k6aa *s5k6aa, int horiz_flip) +{ + struct i2c_client *client = v4l2_get_subdevdata(&s5k6aa->sd); + int index = s5k6aa->preset->index; + + unsigned int vflip = s5k6aa->ctrls.vflip->val ^ s5k6aa->inv_vflip; + unsigned int flip = (horiz_flip ^ s5k6aa->inv_hflip) | (vflip << 1); + + return s5k6aa_write(client, REG_P_PREV_MIRROR(index), flip); +} + +/* Configure auto/manual white balance and R/G/B gains */ +static int s5k6aa_set_awb(struct s5k6aa *s5k6aa, int awb) +{ + struct i2c_client *c = v4l2_get_subdevdata(&s5k6aa->sd); + struct s5k6aa_ctrls *ctrls = &s5k6aa->ctrls; + u16 reg; + + int ret = s5k6aa_read(c, REG_DBG_AUTOALG_EN, ®); + + if (!ret && !awb) { + ret = s5k6aa_write(c, REG_SF_RGAIN, ctrls->gain_red->val); + if (!ret) + ret = s5k6aa_write(c, REG_SF_RGAIN_CHG, 1); + if (ret) + return ret; + + ret = s5k6aa_write(c, REG_SF_GGAIN, ctrls->gain_green->val); + if (!ret) + ret = s5k6aa_write(c, REG_SF_GGAIN_CHG, 1); + if (ret) + return ret; + + ret = s5k6aa_write(c, REG_SF_BGAIN, ctrls->gain_blue->val); + if (!ret) + ret = s5k6aa_write(c, REG_SF_BGAIN_CHG, 1); + } + if (!ret) { + reg = awb ? reg | AALG_WB_EN_MASK : reg & ~AALG_WB_EN_MASK; + ret = s5k6aa_write(c, REG_DBG_AUTOALG_EN, reg); + } + + return ret; +} + +/* Program FW with exposure time, 'exposure' in us units */ +static int s5k6aa_set_user_exposure(struct i2c_client *client, int exposure) +{ + unsigned int time = exposure / 10; + + int ret = s5k6aa_write(client, REG_SF_USR_EXPOSURE_L, time & 0xffff); + if (!ret) + ret = s5k6aa_write(client, REG_SF_USR_EXPOSURE_H, time >> 16); + if (ret) + return ret; + return s5k6aa_write(client, REG_SF_USR_EXPOSURE_CHG, 1); +} + +static int s5k6aa_set_user_gain(struct i2c_client *client, int gain) +{ + int ret = s5k6aa_write(client, REG_SF_USR_TOT_GAIN, gain); + if (ret) + return ret; + return s5k6aa_write(client, REG_SF_USR_TOT_GAIN_CHG, 1); +} + +/* Set auto/manual exposure and total gain */ +static int s5k6aa_set_auto_exposure(struct s5k6aa *s5k6aa, int value) +{ + struct i2c_client *c = v4l2_get_subdevdata(&s5k6aa->sd); + unsigned int exp_time = s5k6aa->ctrls.exposure->val; + u16 auto_alg; + + int ret = s5k6aa_read(c, REG_DBG_AUTOALG_EN, &auto_alg); + if (ret) + return ret; + + v4l2_dbg(1, debug, c, "man_exp: %d, auto_exp: %d, a_alg: 0x%x\n", + exp_time, value, auto_alg); + + if (value == V4L2_EXPOSURE_AUTO) { + auto_alg |= AALG_AE_EN_MASK | AALG_DIVLEI_EN_MASK; + } else { + ret = s5k6aa_set_user_exposure(c, exp_time); + if (ret) + return ret; + ret = s5k6aa_set_user_gain(c, s5k6aa->ctrls.gain->val); + if (ret) + return ret; + auto_alg &= ~(AALG_AE_EN_MASK | AALG_DIVLEI_EN_MASK); + } + + return s5k6aa_write(c, REG_DBG_AUTOALG_EN, auto_alg); +} + +static int s5k6aa_set_anti_flicker(struct s5k6aa *s5k6aa, int value) +{ + struct i2c_client *client = v4l2_get_subdevdata(&s5k6aa->sd); + u16 auto_alg; + int ret; + + ret = s5k6aa_read(client, REG_DBG_AUTOALG_EN, &auto_alg); + if (ret) + return ret; + + if (value == V4L2_CID_POWER_LINE_FREQUENCY_AUTO) { + auto_alg |= AALG_FLICKER_EN_MASK; + } else { + auto_alg &= ~AALG_FLICKER_EN_MASK; + /* The V4L2_CID_LINE_FREQUENCY control values match + * the register values */ + ret = s5k6aa_write(client, REG_SF_FLICKER_QUANT, value); + if (ret) + return ret; + ret = s5k6aa_write(client, REG_SF_FLICKER_QUANT_CHG, 1); + if (ret) + return ret; + } + + return s5k6aa_write(client, REG_DBG_AUTOALG_EN, auto_alg); +} + +static int s5k6aa_set_colorfx(struct s5k6aa *s5k6aa, int val) +{ + struct i2c_client *client = v4l2_get_subdevdata(&s5k6aa->sd); + static const struct v4l2_control colorfx[] = { + { V4L2_COLORFX_NONE, 0 }, + { V4L2_COLORFX_BW, 1 }, + { V4L2_COLORFX_NEGATIVE, 2 }, + { V4L2_COLORFX_SEPIA, 3 }, + { V4L2_COLORFX_SKY_BLUE, 4 }, + { V4L2_COLORFX_SKETCH, 5 }, + }; + int i; + + for (i = 0; i < ARRAY_SIZE(colorfx); i++) { + if (colorfx[i].id == val) + return s5k6aa_write(client, REG_G_SPEC_EFFECTS, + colorfx[i].value); + } + return -EINVAL; +} + +static int s5k6aa_preview_config_status(struct i2c_client *client) +{ + u16 error = 0; + int ret = s5k6aa_read(client, REG_G_PREV_CFG_ERROR, &error); + + v4l2_dbg(1, debug, client, "error: 0x%x (%d)\n", error, ret); + return ret ? ret : (error ? -EINVAL : 0); +} + +static int s5k6aa_get_pixfmt_index(struct s5k6aa *s5k6aa, + struct v4l2_mbus_framefmt *mf) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(s5k6aa_formats); i++) + if (mf->colorspace == s5k6aa_formats[i].colorspace && + mf->code == s5k6aa_formats[i].code) + return i; + return 0; +} + +static int s5k6aa_set_output_framefmt(struct s5k6aa *s5k6aa, + struct s5k6aa_preset *preset) +{ + struct i2c_client *client = v4l2_get_subdevdata(&s5k6aa->sd); + int fmt_index = s5k6aa_get_pixfmt_index(s5k6aa, &preset->mbus_fmt); + int ret; + + ret = s5k6aa_write(client, REG_P_OUT_WIDTH(preset->index), + preset->mbus_fmt.width); + if (!ret) + ret = s5k6aa_write(client, REG_P_OUT_HEIGHT(preset->index), + preset->mbus_fmt.height); + if (!ret) + ret = s5k6aa_write(client, REG_P_FMT(preset->index), + s5k6aa_formats[fmt_index].reg_p_fmt); + return ret; +} + +static int s5k6aa_set_input_params(struct s5k6aa *s5k6aa) +{ + struct i2c_client *c = v4l2_get_subdevdata(&s5k6aa->sd); + struct v4l2_rect *r = &s5k6aa->ccd_rect; + int ret; + + ret = s5k6aa_write(c, REG_G_PREVZOOM_IN_WIDTH, r->width); + if (!ret) + ret = s5k6aa_write(c, REG_G_PREVZOOM_IN_HEIGHT, r->height); + if (!ret) + ret = s5k6aa_write(c, REG_G_PREVZOOM_IN_XOFFS, r->left); + if (!ret) + ret = s5k6aa_write(c, REG_G_PREVZOOM_IN_YOFFS, r->top); + if (!ret) + ret = s5k6aa_write(c, REG_G_INPUTS_CHANGE_REQ, 1); + if (!ret) + s5k6aa->apply_crop = 0; + + return ret; +} + +/** + * s5k6aa_configure_video_bus - configure the video output interface + * @bus_type: video bus type: parallel or MIPI-CSI + * @nlanes: number of MIPI lanes to be used (MIPI-CSI only) + * + * Note: Only parallel bus operation has been tested. + */ +static int s5k6aa_configure_video_bus(struct s5k6aa *s5k6aa, + enum v4l2_mbus_type bus_type, int nlanes) +{ + struct i2c_client *client = v4l2_get_subdevdata(&s5k6aa->sd); + u16 cfg = 0; + int ret; + + /* + * TODO: The sensor is supposed to support BT.601 and BT.656 + * but there is nothing indicating how to switch between both + * in the datasheet. For now default BT.601 interface is assumed. + */ + if (bus_type == V4L2_MBUS_CSI2) + cfg = nlanes; + else if (bus_type != V4L2_MBUS_PARALLEL) + return -EINVAL; + + ret = s5k6aa_write(client, REG_OIF_EN_MIPI_LANES, cfg); + if (ret) + return ret; + return s5k6aa_write(client, REG_OIF_CFG_CHG, 1); +} + +/* This function should be called when switching to new user configuration set*/ +static int s5k6aa_new_config_sync(struct i2c_client *client, int timeout, + int cid) +{ + unsigned long end = jiffies + msecs_to_jiffies(timeout); + u16 reg = 1; + int ret; + + ret = s5k6aa_write(client, REG_G_ACTIVE_PREV_CFG, cid); + if (!ret) + ret = s5k6aa_write(client, REG_G_PREV_CFG_CHG, 1); + if (!ret) + ret = s5k6aa_write(client, REG_G_NEW_CFG_SYNC, 1); + if (timeout == 0) + return ret; + + while (ret >= 0 && time_is_after_jiffies(end)) { + ret = s5k6aa_read(client, REG_G_NEW_CFG_SYNC, ®); + if (!reg) + return 0; + usleep_range(1000, 5000); + } + return ret ? ret : -ETIMEDOUT; +} + +/** + * s5k6aa_set_prev_config - write user preview register set + * + * Configure output resolution and color fromat, pixel clock + * frequency range, device frame rate type and frame period range. + */ +static int s5k6aa_set_prev_config(struct s5k6aa *s5k6aa, + struct s5k6aa_preset *preset) +{ + struct i2c_client *client = v4l2_get_subdevdata(&s5k6aa->sd); + int idx = preset->index; + u16 frame_rate_q; + int ret; + + if (s5k6aa->fiv->reg_fr_time >= S5K6AA_MAX_HIGHRES_FR_TIME) + frame_rate_q = FR_RATE_Q_BEST_FRRATE; + else + frame_rate_q = FR_RATE_Q_BEST_QUALITY; + + ret = s5k6aa_set_output_framefmt(s5k6aa, preset); + if (!ret) + ret = s5k6aa_write(client, REG_P_MAX_OUT_RATE(idx), + s5k6aa->pclk_fmax); + if (!ret) + ret = s5k6aa_write(client, REG_P_MIN_OUT_RATE(idx), + s5k6aa->pclk_fmin); + if (!ret) + ret = s5k6aa_write(client, REG_P_CLK_INDEX(idx), + preset->clk_id); + if (!ret) + ret = s5k6aa_write(client, REG_P_FR_RATE_TYPE(idx), + FR_RATE_DYNAMIC); + if (!ret) + ret = s5k6aa_write(client, REG_P_FR_RATE_Q_TYPE(idx), + frame_rate_q); + if (!ret) + ret = s5k6aa_write(client, REG_P_MAX_FR_TIME(idx), + s5k6aa->fiv->reg_fr_time + 33); + if (!ret) + ret = s5k6aa_write(client, REG_P_MIN_FR_TIME(idx), + s5k6aa->fiv->reg_fr_time - 33); + if (!ret) + ret = s5k6aa_new_config_sync(client, 250, idx); + if (!ret) + ret = s5k6aa_preview_config_status(client); + if (!ret) + s5k6aa->apply_cfg = 0; + + v4l2_dbg(1, debug, client, "Frame interval: %d +/- 3.3ms. (%d)\n", + s5k6aa->fiv->reg_fr_time, ret); + return ret; +} + +/** + * s5k6aa_initialize_isp - basic ISP MCU initialization + * + * Configure AHB addresses for registers read/write; configure PLLs for + * required output pixel clock. The ISP power supply needs to be already + * enabled, with an optional H/W reset. + * Locking: called with s5k6aa.lock mutex held. + */ +static int s5k6aa_initialize_isp(struct v4l2_subdev *sd) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + int ret; + + s5k6aa->apply_crop = 1; + s5k6aa->apply_cfg = 1; + msleep(100); + + ret = s5k6aa_set_ahb_address(client); + if (ret) + return ret; + ret = s5k6aa_configure_video_bus(s5k6aa, s5k6aa->bus_type, + s5k6aa->mipi_lanes); + if (ret) + return ret; + ret = s5k6aa_write_array(sd, s5k6aa_analog_config); + if (ret) + return ret; + msleep(20); + + return s5k6aa_configure_pixel_clocks(s5k6aa); +} + +static int s5k6aa_gpio_set_value(struct s5k6aa *priv, int id, u32 val) +{ + if (!gpio_is_valid(priv->gpio[id].gpio)) + return 0; + gpio_set_value(priv->gpio[id].gpio, !!val); + return 1; +} + +static int s5k6aa_gpio_assert(struct s5k6aa *priv, int id) +{ + return s5k6aa_gpio_set_value(priv, id, priv->gpio[id].level); +} + +static int s5k6aa_gpio_deassert(struct s5k6aa *priv, int id) +{ + return s5k6aa_gpio_set_value(priv, id, !priv->gpio[id].level); +} + +static int __s5k6aa_power_on(struct s5k6aa *s5k6aa) +{ + int ret; + + ret = regulator_bulk_enable(S5K6AA_NUM_SUPPLIES, s5k6aa->supplies); + if (ret) + return ret; + if (s5k6aa_gpio_deassert(s5k6aa, STBY)) + usleep_range(150, 200); + + if (s5k6aa->s_power) + ret = s5k6aa->s_power(1); + usleep_range(4000, 4000); + + if (s5k6aa_gpio_deassert(s5k6aa, RST)) + msleep(20); + + return ret; +} + +static int __s5k6aa_power_off(struct s5k6aa *s5k6aa) +{ + int ret; + + if (s5k6aa_gpio_assert(s5k6aa, RST)) + usleep_range(100, 150); + + if (s5k6aa->s_power) { + ret = s5k6aa->s_power(0); + if (ret) + return ret; + } + if (s5k6aa_gpio_assert(s5k6aa, STBY)) + usleep_range(50, 100); + s5k6aa->streaming = 0; + + return regulator_bulk_disable(S5K6AA_NUM_SUPPLIES, s5k6aa->supplies); +} + +/* + * V4L2 subdev core and video operations + */ +static int s5k6aa_set_power(struct v4l2_subdev *sd, int on) +{ + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + int ret = 0; + + mutex_lock(&s5k6aa->lock); + + if (!on == s5k6aa->power) { + if (on) { + ret = __s5k6aa_power_on(s5k6aa); + if (!ret) + ret = s5k6aa_initialize_isp(sd); + } else { + ret = __s5k6aa_power_off(s5k6aa); + } + + if (!ret) + s5k6aa->power += on ? 1 : -1; + } + + mutex_unlock(&s5k6aa->lock); + + if (!on || ret || s5k6aa->power != 1) + return ret; + + return v4l2_ctrl_handler_setup(sd->ctrl_handler); +} + +static int __s5k6aa_stream(struct s5k6aa *s5k6aa, int enable) +{ + struct i2c_client *client = v4l2_get_subdevdata(&s5k6aa->sd); + int ret = 0; + + ret = s5k6aa_write(client, REG_G_ENABLE_PREV, enable); + if (!ret) + ret = s5k6aa_write(client, REG_G_ENABLE_PREV_CHG, 1); + if (!ret) + s5k6aa->streaming = enable; + + return ret; +} + +static int s5k6aa_s_stream(struct v4l2_subdev *sd, int on) +{ + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + int ret = 0; + + mutex_lock(&s5k6aa->lock); + + if (s5k6aa->streaming == !on) { + if (!ret && s5k6aa->apply_cfg) + ret = s5k6aa_set_prev_config(s5k6aa, s5k6aa->preset); + if (s5k6aa->apply_crop) + ret = s5k6aa_set_input_params(s5k6aa); + if (!ret) + ret = __s5k6aa_stream(s5k6aa, !!on); + } + mutex_unlock(&s5k6aa->lock); + + return ret; +} + +static int s5k6aa_g_frame_interval(struct v4l2_subdev *sd, + struct v4l2_subdev_frame_interval *fi) +{ + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + + mutex_lock(&s5k6aa->lock); + fi->interval = s5k6aa->fiv->interval; + mutex_unlock(&s5k6aa->lock); + + return 0; +} + +static int __s5k6aa_set_frame_interval(struct s5k6aa *s5k6aa, + struct v4l2_subdev_frame_interval *fi) +{ + struct v4l2_mbus_framefmt *mbus_fmt = &s5k6aa->preset->mbus_fmt; + const struct s5k6aa_interval *fiv = &s5k6aa_intervals[0]; + unsigned int err, min_err = UINT_MAX; + unsigned int i, fr_time; + + if (fi->interval.denominator == 0) + return -EINVAL; + + fr_time = fi->interval.numerator * 10000 / fi->interval.denominator; + + for (i = 0; i < ARRAY_SIZE(s5k6aa_intervals); i++) { + const struct s5k6aa_interval *iv = &s5k6aa_intervals[i]; + + if (mbus_fmt->width > iv->size.width || + mbus_fmt->height > iv->size.height) + continue; + + err = abs(iv->reg_fr_time - fr_time); + if (err < min_err) { + fiv = iv; + min_err = err; + } + } + s5k6aa->fiv = fiv; + + v4l2_dbg(1, debug, &s5k6aa->sd, "Changed frame interval to %d us\n", + fiv->reg_fr_time * 100); + return 0; +} + +static int s5k6aa_s_frame_interval(struct v4l2_subdev *sd, + struct v4l2_subdev_frame_interval *fi) +{ + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + int ret; + + v4l2_dbg(1, debug, sd, "Setting %d/%d frame interval\n", + fi->interval.numerator, fi->interval.denominator); + + mutex_lock(&s5k6aa->lock); + ret = __s5k6aa_set_frame_interval(s5k6aa, fi); + s5k6aa->apply_cfg = 1; + + mutex_unlock(&s5k6aa->lock); + return ret; +} + +/* + * V4L2 subdev pad level and video operations + */ +static int s5k6aa_enum_frame_interval(struct v4l2_subdev *sd, + struct v4l2_subdev_fh *fh, + struct v4l2_subdev_frame_interval_enum *fie) +{ + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + const struct s5k6aa_interval *fi; + int ret = 0; + + if (fie->index > ARRAY_SIZE(s5k6aa_intervals)) + return -EINVAL; + + v4l_bound_align_image(&fie->width, S5K6AA_WIN_WIDTH_MIN, + S5K6AA_WIN_WIDTH_MAX, 1, + &fie->height, S5K6AA_WIN_HEIGHT_MIN, + S5K6AA_WIN_HEIGHT_MAX, 1, 0); + + mutex_lock(&s5k6aa->lock); + fi = &s5k6aa_intervals[fie->index]; + if (fie->width > fi->size.width || fie->height > fi->size.height) + ret = -EINVAL; + else + fie->interval = fi->interval; + mutex_unlock(&s5k6aa->lock); + + return ret; +} + +static int s5k6aa_enum_mbus_code(struct v4l2_subdev *sd, + struct v4l2_subdev_fh *fh, + struct v4l2_subdev_mbus_code_enum *code) +{ + if (code->index >= ARRAY_SIZE(s5k6aa_formats)) + return -EINVAL; + + code->code = s5k6aa_formats[code->index].code; + return 0; +} + +static int s5k6aa_enum_frame_size(struct v4l2_subdev *sd, + struct v4l2_subdev_fh *fh, + struct v4l2_subdev_frame_size_enum *fse) +{ + int i = ARRAY_SIZE(s5k6aa_formats); + + if (fse->index > 0) + return -EINVAL; + + while (--i) + if (fse->code == s5k6aa_formats[i].code) + break; + + fse->code = s5k6aa_formats[i].code; + fse->min_width = S5K6AA_WIN_WIDTH_MIN; + fse->max_width = S5K6AA_WIN_WIDTH_MAX; + fse->max_height = S5K6AA_WIN_HEIGHT_MIN; + fse->min_height = S5K6AA_WIN_HEIGHT_MAX; + + return 0; +} + +static struct v4l2_rect * +__s5k6aa_get_crop_rect(struct s5k6aa *s5k6aa, struct v4l2_subdev_fh *fh, + enum v4l2_subdev_format_whence which) +{ + if (which == V4L2_SUBDEV_FORMAT_ACTIVE) + return &s5k6aa->ccd_rect; + if (which == V4L2_SUBDEV_FORMAT_TRY) + return v4l2_subdev_get_try_crop(fh, 0); + + return NULL; +} + +static void s5k6aa_try_format(struct s5k6aa *s5k6aa, + struct v4l2_mbus_framefmt *mf) +{ + unsigned int index; + + v4l_bound_align_image(&mf->width, S5K6AA_WIN_WIDTH_MIN, + S5K6AA_WIN_WIDTH_MAX, 1, + &mf->height, S5K6AA_WIN_HEIGHT_MIN, + S5K6AA_WIN_HEIGHT_MAX, 1, 0); + + if (mf->colorspace != V4L2_COLORSPACE_JPEG && + mf->colorspace != V4L2_COLORSPACE_REC709) + mf->colorspace = V4L2_COLORSPACE_JPEG; + + index = s5k6aa_get_pixfmt_index(s5k6aa, mf); + + mf->colorspace = s5k6aa_formats[index].colorspace; + mf->code = s5k6aa_formats[index].code; + mf->field = V4L2_FIELD_NONE; +} + +static int s5k6aa_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_format *fmt) +{ + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + struct v4l2_mbus_framefmt *mf; + + memset(fmt->reserved, 0, sizeof(fmt->reserved)); + + if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { + mf = v4l2_subdev_get_try_format(fh, 0); + fmt->format = *mf; + return 0; + } + + mutex_lock(&s5k6aa->lock); + fmt->format = s5k6aa->preset->mbus_fmt; + mutex_unlock(&s5k6aa->lock); + + return 0; +} + +static int s5k6aa_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_format *fmt) +{ + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + struct s5k6aa_preset *preset = s5k6aa->preset; + struct v4l2_mbus_framefmt *mf; + struct v4l2_rect *crop; + int ret = 0; + + mutex_lock(&s5k6aa->lock); + s5k6aa_try_format(s5k6aa, &fmt->format); + + if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { + mf = v4l2_subdev_get_try_format(fh, fmt->pad); + crop = v4l2_subdev_get_try_crop(fh, 0); + } else { + if (s5k6aa->streaming) { + ret = -EBUSY; + } else { + mf = &preset->mbus_fmt; + crop = &s5k6aa->ccd_rect; + s5k6aa->apply_cfg = 1; + } + } + + if (ret == 0) { + struct v4l2_subdev_frame_interval fiv = { + .interval = {0, 1} + }; + + *mf = fmt->format; + /* + * Make sure the crop window is valid, i.e. its size is + * greater than the output window, as the ISP supports + * only down-scaling. + */ + crop->width = clamp_t(unsigned int, crop->width, mf->width, + S5K6AA_WIN_WIDTH_MAX); + crop->height = clamp_t(unsigned int, crop->height, mf->height, + S5K6AA_WIN_HEIGHT_MAX); + crop->left = clamp_t(unsigned int, crop->left, 0, + S5K6AA_WIN_WIDTH_MAX - crop->width); + crop->top = clamp_t(unsigned int, crop->top, 0, + S5K6AA_WIN_HEIGHT_MAX - crop->height); + + /* Reset to minimum possible frame interval */ + ret = __s5k6aa_set_frame_interval(s5k6aa, &fiv); + } + mutex_unlock(&s5k6aa->lock); + + return ret; +} + +static int s5k6aa_get_crop(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_crop *crop) +{ + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + struct v4l2_rect *rect; + + memset(crop->reserved, 0, sizeof(crop->reserved)); + mutex_lock(&s5k6aa->lock); + + rect = __s5k6aa_get_crop_rect(s5k6aa, fh, crop->which); + if (rect) + crop->rect = *rect; + + mutex_unlock(&s5k6aa->lock); + + v4l2_dbg(1, debug, sd, "Current crop rectangle: (%d,%d)/%dx%d\n", + rect->left, rect->top, rect->width, rect->height); + + return 0; +} + +static int s5k6aa_set_crop(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_crop *crop) +{ + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + struct v4l2_mbus_framefmt *mf; + unsigned int max_x, max_y; + struct v4l2_rect *crop_r; + + mutex_lock(&s5k6aa->lock); + crop_r = __s5k6aa_get_crop_rect(s5k6aa, fh, crop->which); + + if (crop->which == V4L2_SUBDEV_FORMAT_ACTIVE) { + mf = &s5k6aa->preset->mbus_fmt; + s5k6aa->apply_crop = 1; + } else { + mf = v4l2_subdev_get_try_format(fh, 0); + } + v4l_bound_align_image(&crop->rect.width, mf->width, + S5K6AA_WIN_WIDTH_MAX, 1, + &crop->rect.height, mf->height, + S5K6AA_WIN_HEIGHT_MAX, 1, 0); + + max_x = (S5K6AA_WIN_WIDTH_MAX - crop->rect.width) & ~1; + max_y = (S5K6AA_WIN_HEIGHT_MAX - crop->rect.height) & ~1; + + crop->rect.left = clamp_t(unsigned int, crop->rect.left, 0, max_x); + crop->rect.top = clamp_t(unsigned int, crop->rect.top, 0, max_y); + + *crop_r = crop->rect; + + mutex_unlock(&s5k6aa->lock); + + v4l2_dbg(1, debug, sd, "Set crop rectangle: (%d,%d)/%dx%d\n", + crop_r->left, crop_r->top, crop_r->width, crop_r->height); + + return 0; +} + +static const struct v4l2_subdev_pad_ops s5k6aa_pad_ops = { + .enum_mbus_code = s5k6aa_enum_mbus_code, + .enum_frame_size = s5k6aa_enum_frame_size, + .enum_frame_interval = s5k6aa_enum_frame_interval, + .get_fmt = s5k6aa_get_fmt, + .set_fmt = s5k6aa_set_fmt, + .get_crop = s5k6aa_get_crop, + .set_crop = s5k6aa_set_crop, +}; + +static const struct v4l2_subdev_video_ops s5k6aa_video_ops = { + .g_frame_interval = s5k6aa_g_frame_interval, + .s_frame_interval = s5k6aa_s_frame_interval, + .s_stream = s5k6aa_s_stream, +}; + +/* + * V4L2 subdev controls + */ + +static int s5k6aa_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct v4l2_subdev *sd = ctrl_to_sd(ctrl); + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + int idx, err = 0; + + v4l2_dbg(1, debug, sd, "ctrl: 0x%x, value: %d\n", ctrl->id, ctrl->val); + + mutex_lock(&s5k6aa->lock); + /* + * If the device is not powered up by the host driver do + * not apply any controls to H/W at this time. Instead + * the controls will be restored right after power-up. + */ + if (s5k6aa->power == 0) + goto unlock; + idx = s5k6aa->preset->index; + + switch (ctrl->id) { + case V4L2_CID_AUTO_WHITE_BALANCE: + err = s5k6aa_set_awb(s5k6aa, ctrl->val); + break; + + case V4L2_CID_BRIGHTNESS: + err = s5k6aa_write(client, REG_USER_BRIGHTNESS, ctrl->val); + break; + + case V4L2_CID_COLORFX: + err = s5k6aa_set_colorfx(s5k6aa, ctrl->val); + break; + + case V4L2_CID_CONTRAST: + err = s5k6aa_write(client, REG_USER_CONTRAST, ctrl->val); + break; + + case V4L2_CID_EXPOSURE_AUTO: + err = s5k6aa_set_auto_exposure(s5k6aa, ctrl->val); + break; + + case V4L2_CID_HFLIP: + err = s5k6aa_set_mirror(s5k6aa, ctrl->val); + if (err) + break; + err = s5k6aa_write(client, REG_G_PREV_CFG_CHG, 1); + break; + + case V4L2_CID_POWER_LINE_FREQUENCY: + err = s5k6aa_set_anti_flicker(s5k6aa, ctrl->val); + break; + + case V4L2_CID_SATURATION: + err = s5k6aa_write(client, REG_USER_SATURATION, ctrl->val); + break; + + case V4L2_CID_SHARPNESS: + err = s5k6aa_write(client, REG_USER_SHARPBLUR, ctrl->val); + break; + + case V4L2_CID_WHITE_BALANCE_TEMPERATURE: + err = s5k6aa_write(client, REG_P_COLORTEMP(idx), ctrl->val); + if (err) + break; + err = s5k6aa_write(client, REG_G_PREV_CFG_CHG, 1); + break; + } +unlock: + mutex_unlock(&s5k6aa->lock); + return err; +} + +static const struct v4l2_ctrl_ops s5k6aa_ctrl_ops = { + .s_ctrl = s5k6aa_s_ctrl, +}; + +static int s5k6aa_log_status(struct v4l2_subdev *sd) +{ + v4l2_ctrl_handler_log_status(sd->ctrl_handler, sd->name); + return 0; +} + +#define V4L2_CID_RED_GAIN (V4L2_CTRL_CLASS_CAMERA | 0x1001) +#define V4L2_CID_GREEN_GAIN (V4L2_CTRL_CLASS_CAMERA | 0x1002) +#define V4L2_CID_BLUE_GAIN (V4L2_CTRL_CLASS_CAMERA | 0x1003) + +static const struct v4l2_ctrl_config s5k6aa_ctrls[] = { + { + .ops = &s5k6aa_ctrl_ops, + .id = V4L2_CID_RED_GAIN, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Gain, Red", + .min = 0, + .max = 256, + .def = 127, + .step = 1, + }, { + .ops = &s5k6aa_ctrl_ops, + .id = V4L2_CID_GREEN_GAIN, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Gain, Green", + .min = 0, + .max = 256, + .def = 127, + .step = 1, + }, { + .ops = &s5k6aa_ctrl_ops, + .id = V4L2_CID_BLUE_GAIN, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Gain, Blue", + .min = 0, + .max = 256, + .def = 127, + .step = 1, + }, +}; + +static int s5k6aa_initialize_ctrls(struct s5k6aa *s5k6aa) +{ + const struct v4l2_ctrl_ops *ops = &s5k6aa_ctrl_ops; + struct s5k6aa_ctrls *ctrls = &s5k6aa->ctrls; + struct v4l2_ctrl_handler *hdl = &ctrls->handler; + + int ret = v4l2_ctrl_handler_init(hdl, 16); + if (ret) + return ret; + /* Auto white balance cluster */ + ctrls->awb = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_AUTO_WHITE_BALANCE, + 0, 1, 1, 1); + ctrls->gain_red = v4l2_ctrl_new_custom(hdl, &s5k6aa_ctrls[0], NULL); + ctrls->gain_green = v4l2_ctrl_new_custom(hdl, &s5k6aa_ctrls[1], NULL); + ctrls->gain_blue = v4l2_ctrl_new_custom(hdl, &s5k6aa_ctrls[2], NULL); + v4l2_ctrl_auto_cluster(4, &ctrls->awb, 0, false); + + ctrls->hflip = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_HFLIP, 0, 1, 1, 0); + ctrls->vflip = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_cluster(2, &ctrls->hflip); + + ctrls->auto_exp = v4l2_ctrl_new_std_menu(hdl, ops, + V4L2_CID_EXPOSURE_AUTO, + V4L2_EXPOSURE_MANUAL, 0, V4L2_EXPOSURE_AUTO); + /* Exposure time: x 1 us */ + ctrls->exposure = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_EXPOSURE, + 0, 6000000U, 1, 100000U); + /* Total gain: 256 <=> 1x */ + ctrls->gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_GAIN, + 0, 256, 1, 256); + v4l2_ctrl_auto_cluster(3, &ctrls->auto_exp, 0, false); + + v4l2_ctrl_new_std_menu(hdl, ops, V4L2_CID_POWER_LINE_FREQUENCY, + V4L2_CID_POWER_LINE_FREQUENCY_AUTO, 0, + V4L2_CID_POWER_LINE_FREQUENCY_AUTO); + + v4l2_ctrl_new_std_menu(hdl, ops, V4L2_CID_COLORFX, + V4L2_COLORFX_SKY_BLUE, ~0x6f, V4L2_COLORFX_NONE); + + v4l2_ctrl_new_std(hdl, ops, V4L2_CID_WHITE_BALANCE_TEMPERATURE, + 0, 256, 1, 0); + + v4l2_ctrl_new_std(hdl, ops, V4L2_CID_SATURATION, -127, 127, 1, 0); + v4l2_ctrl_new_std(hdl, ops, V4L2_CID_BRIGHTNESS, -127, 127, 1, 0); + v4l2_ctrl_new_std(hdl, ops, V4L2_CID_CONTRAST, -127, 127, 1, 0); + v4l2_ctrl_new_std(hdl, ops, V4L2_CID_SHARPNESS, -127, 127, 1, 0); + + if (hdl->error) { + ret = hdl->error; + v4l2_ctrl_handler_free(hdl); + return ret; + } + + s5k6aa->sd.ctrl_handler = hdl; + return 0; +} + +/* + * V4L2 subdev internal operations + */ +static int s5k6aa_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) +{ + struct v4l2_mbus_framefmt *format = v4l2_subdev_get_try_format(fh, 0); + struct v4l2_rect *crop = v4l2_subdev_get_try_crop(fh, 0); + + format->colorspace = s5k6aa_formats[0].colorspace; + format->code = s5k6aa_formats[0].code; + format->width = S5K6AA_OUT_WIDTH_DEF; + format->height = S5K6AA_OUT_HEIGHT_DEF; + format->field = V4L2_FIELD_NONE; + + crop->width = S5K6AA_WIN_WIDTH_MAX; + crop->height = S5K6AA_WIN_HEIGHT_MAX; + crop->left = 0; + crop->top = 0; + + return 0; +} + +int s5k6aa_check_fw_revision(struct s5k6aa *s5k6aa) +{ + struct i2c_client *client = v4l2_get_subdevdata(&s5k6aa->sd); + u16 api_ver = 0, fw_rev = 0; + + int ret = s5k6aa_set_ahb_address(client); + + if (!ret) + ret = s5k6aa_read(client, REG_FW_APIVER, &api_ver); + if (!ret) + ret = s5k6aa_read(client, REG_FW_REVISION, &fw_rev); + if (ret) { + v4l2_err(&s5k6aa->sd, "FW revision check failed!\n"); + return ret; + } + + v4l2_info(&s5k6aa->sd, "FW API ver.: 0x%X, FW rev.: 0x%X\n", + api_ver, fw_rev); + + return api_ver == S5K6AAFX_FW_APIVER ? 0 : -ENODEV; +} + +static int s5k6aa_registered(struct v4l2_subdev *sd) +{ + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + int ret; + + mutex_lock(&s5k6aa->lock); + ret = __s5k6aa_power_on(s5k6aa); + if (!ret) { + msleep(100); + ret = s5k6aa_check_fw_revision(s5k6aa); + __s5k6aa_power_off(s5k6aa); + } + mutex_unlock(&s5k6aa->lock); + + return ret; +} + +static const struct v4l2_subdev_internal_ops s5k6aa_subdev_internal_ops = { + .registered = s5k6aa_registered, + .open = s5k6aa_open, +}; + +static const struct v4l2_subdev_core_ops s5k6aa_core_ops = { + .s_power = s5k6aa_set_power, + .log_status = s5k6aa_log_status, +}; + +static const struct v4l2_subdev_ops s5k6aa_subdev_ops = { + .core = &s5k6aa_core_ops, + .pad = &s5k6aa_pad_ops, + .video = &s5k6aa_video_ops, +}; + +/* + * GPIO setup + */ +static int s5k6aa_configure_gpio(int nr, int val, const char *name) +{ + unsigned long flags = val ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW; + int ret; + + if (!gpio_is_valid(nr)) + return 0; + ret = gpio_request_one(nr, flags, name); + if (!ret) + gpio_export(nr, 0); + return ret; +} + +static void s5k6aa_free_gpios(struct s5k6aa *s5k6aa) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(s5k6aa->gpio); i++) { + if (!gpio_is_valid(s5k6aa->gpio[i].gpio)) + continue; + gpio_free(s5k6aa->gpio[i].gpio); + s5k6aa->gpio[i].gpio = -EINVAL; + } +} + +static int s5k6aa_configure_gpios(struct s5k6aa *s5k6aa, + const struct s5k6aa_platform_data *pdata) +{ + const struct s5k6aa_gpio *gpio = &pdata->gpio_stby; + int ret; + + s5k6aa->gpio[STBY].gpio = -EINVAL; + s5k6aa->gpio[RST].gpio = -EINVAL; + + ret = s5k6aa_configure_gpio(gpio->gpio, gpio->level, "S5K6AA_STBY"); + if (ret) { + s5k6aa_free_gpios(s5k6aa); + return ret; + } + s5k6aa->gpio[STBY] = *gpio; + if (gpio_is_valid(gpio->gpio)) + gpio_set_value(gpio->gpio, 0); + + gpio = &pdata->gpio_reset; + ret = s5k6aa_configure_gpio(gpio->gpio, gpio->level, "S5K6AA_RST"); + if (ret) { + s5k6aa_free_gpios(s5k6aa); + return ret; + } + s5k6aa->gpio[RST] = *gpio; + if (gpio_is_valid(gpio->gpio)) + gpio_set_value(gpio->gpio, 0); + + return 0; +} + +static int s5k6aa_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + const struct s5k6aa_platform_data *pdata = client->dev.platform_data; + struct v4l2_subdev *sd; + struct s5k6aa *s5k6aa; + int i, ret; + + if (pdata == NULL) { + dev_err(&client->dev, "Platform data not specified\n"); + return -EINVAL; + } + + if (pdata->mclk_frequency == 0) { + dev_err(&client->dev, "MCLK frequency not specified\n"); + return -EINVAL; + } + + s5k6aa = kzalloc(sizeof(*s5k6aa), GFP_KERNEL); + if (!s5k6aa) + return -ENOMEM; + + mutex_init(&s5k6aa->lock); + + s5k6aa->mclk_frequency = pdata->mclk_frequency; + s5k6aa->bus_type = pdata->bus_type; + s5k6aa->mipi_lanes = pdata->nlanes; + s5k6aa->s_power = pdata->set_power; + s5k6aa->inv_hflip = pdata->horiz_flip; + s5k6aa->inv_vflip = pdata->vert_flip; + + sd = &s5k6aa->sd; + strlcpy(sd->name, DRIVER_NAME, sizeof(sd->name)); + v4l2_i2c_subdev_init(sd, client, &s5k6aa_subdev_ops); + + sd->internal_ops = &s5k6aa_subdev_internal_ops; + sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; + + s5k6aa->pad.flags = MEDIA_PAD_FL_SOURCE; + sd->entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR; + ret = media_entity_init(&sd->entity, 1, &s5k6aa->pad, 0); + if (ret) + goto out_err1; + + ret = s5k6aa_configure_gpios(s5k6aa, pdata); + if (ret) + goto out_err2; + + for (i = 0; i < S5K6AA_NUM_SUPPLIES; i++) + s5k6aa->supplies[i].supply = s5k6aa_supply_names[i]; + + ret = regulator_bulk_get(&client->dev, S5K6AA_NUM_SUPPLIES, + s5k6aa->supplies); + if (ret) { + dev_err(&client->dev, "Failed to get regulators\n"); + goto out_err3; + } + + ret = s5k6aa_initialize_ctrls(s5k6aa); + if (ret) + goto out_err4; + + s5k6aa_presets_data_init(s5k6aa); + + s5k6aa->ccd_rect.width = S5K6AA_WIN_WIDTH_MAX; + s5k6aa->ccd_rect.height = S5K6AA_WIN_HEIGHT_MAX; + s5k6aa->ccd_rect.left = 0; + s5k6aa->ccd_rect.top = 0; + + return 0; + +out_err4: + regulator_bulk_free(S5K6AA_NUM_SUPPLIES, s5k6aa->supplies); +out_err3: + s5k6aa_free_gpios(s5k6aa); +out_err2: + media_entity_cleanup(&s5k6aa->sd.entity); +out_err1: + kfree(s5k6aa); + return ret; +} + +static int s5k6aa_remove(struct i2c_client *client) +{ + struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct s5k6aa *s5k6aa = to_s5k6aa(sd); + + v4l2_device_unregister_subdev(sd); + v4l2_ctrl_handler_free(sd->ctrl_handler); + media_entity_cleanup(&sd->entity); + regulator_bulk_free(S5K6AA_NUM_SUPPLIES, s5k6aa->supplies); + s5k6aa_free_gpios(s5k6aa); + kfree(s5k6aa); + + return 0; +} + +static const struct i2c_device_id s5k6aa_id[] = { + { DRIVER_NAME, 0 }, + { }, +}; +MODULE_DEVICE_TABLE(i2c, s5k6aa_id); + + +static struct i2c_driver s5k6aa_i2c_driver = { + .driver = { + .name = DRIVER_NAME + }, + .probe = s5k6aa_probe, + .remove = s5k6aa_remove, + .id_table = s5k6aa_id, +}; + +static int __init s5k6aa_init(void) +{ + return i2c_add_driver(&s5k6aa_i2c_driver); +} + +static void __exit s5k6aa_exit(void) +{ + i2c_del_driver(&s5k6aa_i2c_driver); +} + +module_init(s5k6aa_init); +module_exit(s5k6aa_exit); + +MODULE_DESCRIPTION("Samsung S5K6AA(FX) SXGA camera driver"); +MODULE_AUTHOR("Sylwester Nawrocki <s.nawrocki@samsung.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/video/s5p-fimc/fimc-capture.c b/drivers/media/video/s5p-fimc/fimc-capture.c index 931f469604b0..c8d91b0cd9bd 100644 --- a/drivers/media/video/s5p-fimc/fimc-capture.c +++ b/drivers/media/video/s5p-fimc/fimc-capture.c @@ -246,9 +246,9 @@ static unsigned int get_plane_size(struct fimc_frame *fr, unsigned int plane) return fr->f_width * fr->f_height * fr->fmt->depth[plane] / 8; } -static int queue_setup(struct vb2_queue *vq, unsigned int *num_buffers, - unsigned int *num_planes, unsigned int sizes[], - void *allocators[]) +static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *pfmt, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], void *allocators[]) { struct fimc_ctx *ctx = vq->drv_priv; struct fimc_fmt *fmt = ctx->d_frame.fmt; diff --git a/drivers/media/video/s5p-fimc/fimc-core.c b/drivers/media/video/s5p-fimc/fimc-core.c index 6c1c9cb55378..19ca6db38b2f 100644 --- a/drivers/media/video/s5p-fimc/fimc-core.c +++ b/drivers/media/video/s5p-fimc/fimc-core.c @@ -670,9 +670,9 @@ static void fimc_job_abort(void *priv) fimc_m2m_shutdown(priv); } -static int fimc_queue_setup(struct vb2_queue *vq, unsigned int *num_buffers, - unsigned int *num_planes, unsigned int sizes[], - void *allocators[]) +static int fimc_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], void *allocators[]) { struct fimc_ctx *ctx = vb2_get_drv_priv(vq); struct fimc_frame *f; diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.c b/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.c index 5f4da80051bb..f2481a85e0a2 100644 --- a/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.c +++ b/drivers/media/video/s5p-mfc/s5p_mfc_ctrl.c @@ -38,7 +38,7 @@ int s5p_mfc_alloc_and_load_firmware(struct s5p_mfc_dev *dev) * into kernel. */ mfc_debug_enter(); err = request_firmware((const struct firmware **)&fw_blob, - "s5pc110-mfc.fw", dev->v4l2_dev.dev); + "s5p-mfc.fw", dev->v4l2_dev.dev); if (err != 0) { mfc_err("Firmware is not present in the /lib/firmware directory nor compiled in kernel\n"); return -EINVAL; @@ -116,7 +116,7 @@ int s5p_mfc_reload_firmware(struct s5p_mfc_dev *dev) * into kernel. */ mfc_debug_enter(); err = request_firmware((const struct firmware **)&fw_blob, - "s5pc110-mfc.fw", dev->v4l2_dev.dev); + "s5p-mfc.fw", dev->v4l2_dev.dev); if (err != 0) { mfc_err("Firmware is not present in the /lib/firmware directory nor compiled in kernel\n"); return -EINVAL; diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_dec.c b/drivers/media/video/s5p-mfc/s5p_mfc_dec.c index bfbe08432050..725634d9736d 100644 --- a/drivers/media/video/s5p-mfc/s5p_mfc_dec.c +++ b/drivers/media/video/s5p-mfc/s5p_mfc_dec.c @@ -744,9 +744,10 @@ static const struct v4l2_ioctl_ops s5p_mfc_dec_ioctl_ops = { .vidioc_g_crop = vidioc_g_crop, }; -static int s5p_mfc_queue_setup(struct vb2_queue *vq, unsigned int *buf_count, - unsigned int *plane_count, unsigned int psize[], - void *allocators[]) +static int s5p_mfc_queue_setup(struct vb2_queue *vq, + const struct v4l2_format *fmt, unsigned int *buf_count, + unsigned int *plane_count, unsigned int psize[], + void *allocators[]) { struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv); diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_enc.c b/drivers/media/video/s5p-mfc/s5p_mfc_enc.c index 4c90e53bd964..ecef127dbc66 100644 --- a/drivers/media/video/s5p-mfc/s5p_mfc_enc.c +++ b/drivers/media/video/s5p-mfc/s5p_mfc_enc.c @@ -1513,8 +1513,9 @@ static int check_vb_with_fmt(struct s5p_mfc_fmt *fmt, struct vb2_buffer *vb) } static int s5p_mfc_queue_setup(struct vb2_queue *vq, - unsigned int *buf_count, unsigned int *plane_count, - unsigned int psize[], void *allocators[]) + const struct v4l2_format *fmt, + unsigned int *buf_count, unsigned int *plane_count, + unsigned int psize[], void *allocators[]) { struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv); diff --git a/drivers/media/video/s5p-tv/mixer_video.c b/drivers/media/video/s5p-tv/mixer_video.c index 4917e2c2b321..e16d3a4bc1dc 100644 --- a/drivers/media/video/s5p-tv/mixer_video.c +++ b/drivers/media/video/s5p-tv/mixer_video.c @@ -727,8 +727,8 @@ static const struct v4l2_file_operations mxr_fops = { .unlocked_ioctl = video_ioctl2, }; -static int queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, - unsigned int *nplanes, unsigned int sizes[], +static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *pfmt, + unsigned int *nbuffers, unsigned int *nplanes, unsigned int sizes[], void *alloc_ctxs[]) { struct mxr_layer *layer = vb2_get_drv_priv(vq); diff --git a/drivers/media/video/saa7134/saa7134.h b/drivers/media/video/saa7134/saa7134.h index bc8d6bba8ee5..9b550687213a 100644 --- a/drivers/media/video/saa7134/saa7134.h +++ b/drivers/media/video/saa7134/saa7134.h @@ -843,10 +843,10 @@ void saa7134_probe_i2c_ir(struct saa7134_dev *dev); int saa7134_ir_start(struct saa7134_dev *dev); void saa7134_ir_stop(struct saa7134_dev *dev); #else -#define saa7134_input_init1(dev) (0) -#define saa7134_input_fini(dev) (0) -#define saa7134_input_irq(dev) (0) -#define saa7134_probe_i2c_ir(dev) (0) -#define saa7134_ir_start(dev) (0) -#define saa7134_ir_stop(dev) (0) +#define saa7134_input_init1(dev) ((void)0) +#define saa7134_input_fini(dev) ((void)0) +#define saa7134_input_irq(dev) ((void)0) +#define saa7134_probe_i2c_ir(dev) ((void)0) +#define saa7134_ir_start(dev) ((void)0) +#define saa7134_ir_stop(dev) ((void)0) #endif diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c index 8615fb81775f..f390682629cf 100644 --- a/drivers/media/video/sh_mobile_ceu_camera.c +++ b/drivers/media/video/sh_mobile_ceu_camera.c @@ -90,7 +90,6 @@ struct sh_mobile_ceu_buffer { struct vb2_buffer vb; /* v4l buffer must be first */ struct list_head queue; - enum v4l2_mbus_pixelcode code; }; struct sh_mobile_ceu_dev { @@ -100,7 +99,8 @@ struct sh_mobile_ceu_dev { unsigned int irq; void __iomem *base; - unsigned long video_limit; + size_t video_limit; + size_t buf_total; spinlock_t lock; /* Protects video buffer lists */ struct list_head capture; @@ -121,7 +121,7 @@ struct sh_mobile_ceu_dev { }; struct sh_mobile_ceu_cam { - /* CEU offsets within scaled by the CEU camera output */ + /* CEU offsets within the camera output, before the CEU scaler */ unsigned int ceu_left; unsigned int ceu_top; /* Client output, as seen by the CEU */ @@ -144,30 +144,6 @@ static struct sh_mobile_ceu_buffer *to_ceu_vb(struct vb2_buffer *vb) return container_of(vb, struct sh_mobile_ceu_buffer, vb); } -static unsigned long make_bus_param(struct sh_mobile_ceu_dev *pcdev) -{ - unsigned long flags; - - flags = SOCAM_MASTER | - SOCAM_PCLK_SAMPLE_RISING | - SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_HSYNC_ACTIVE_LOW | - SOCAM_VSYNC_ACTIVE_HIGH | - SOCAM_VSYNC_ACTIVE_LOW | - SOCAM_DATA_ACTIVE_HIGH; - - if (pcdev->pdata->flags & SH_CEU_FLAG_USE_8BIT_BUS) - flags |= SOCAM_DATAWIDTH_8; - - if (pcdev->pdata->flags & SH_CEU_FLAG_USE_16BIT_BUS) - flags |= SOCAM_DATAWIDTH_16; - - if (flags & SOCAM_DATAWIDTH_MASK) - return flags; - - return 0; -} - static void ceu_write(struct sh_mobile_ceu_dev *priv, unsigned long reg_offs, u32 data) { @@ -216,33 +192,61 @@ static int sh_mobile_ceu_soft_reset(struct sh_mobile_ceu_dev *pcdev) /* * Videobuf operations */ + +/* + * .queue_setup() is called to check, whether the driver can accept the + * requested number of buffers and to fill in plane sizes + * for the current frame format if required + */ static int sh_mobile_ceu_videobuf_setup(struct vb2_queue *vq, + const struct v4l2_format *fmt, unsigned int *count, unsigned int *num_planes, unsigned int sizes[], void *alloc_ctxs[]) { struct soc_camera_device *icd = container_of(vq, struct soc_camera_device, vb2_vidq); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct sh_mobile_ceu_dev *pcdev = ici->priv; - int bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, - icd->current_fmt->host_fmt); + int bytes_per_line; + unsigned int height; + if (fmt) { + const struct soc_camera_format_xlate *xlate = soc_camera_xlate_by_fourcc(icd, + fmt->fmt.pix.pixelformat); + if (!xlate) + return -EINVAL; + bytes_per_line = soc_mbus_bytes_per_line(fmt->fmt.pix.width, + xlate->host_fmt); + height = fmt->fmt.pix.height; + } else { + /* Called from VIDIOC_REQBUFS or in compatibility mode */ + bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, + icd->current_fmt->host_fmt); + height = icd->user_height; + } if (bytes_per_line < 0) return bytes_per_line; - *num_planes = 1; + sizes[0] = bytes_per_line * height; - pcdev->sequence = 0; - sizes[0] = bytes_per_line * icd->user_height; alloc_ctxs[0] = pcdev->alloc_ctx; + if (!vq->num_buffers) + pcdev->sequence = 0; + if (!*count) *count = 2; - if (pcdev->video_limit) { - if (PAGE_ALIGN(sizes[0]) * *count > pcdev->video_limit) - *count = pcdev->video_limit / PAGE_ALIGN(sizes[0]); + /* If *num_planes != 0, we have already verified *count. */ + if (pcdev->video_limit && !*num_planes) { + size_t size = PAGE_ALIGN(sizes[0]) * *count; + + if (size + pcdev->buf_total > pcdev->video_limit) + *count = (pcdev->video_limit - pcdev->buf_total) / + PAGE_ALIGN(sizes[0]); } + *num_planes = 1; + dev_dbg(icd->parent, "count=%d, size=%u\n", *count, sizes[0]); return 0; @@ -267,6 +271,7 @@ static int sh_mobile_ceu_capture(struct sh_mobile_ceu_dev *pcdev) unsigned long top1, top2; unsigned long bottom1, bottom2; u32 status; + bool planar; int ret = 0; /* @@ -314,17 +319,29 @@ static int sh_mobile_ceu_capture(struct sh_mobile_ceu_dev *pcdev) phys_addr_top = vb2_dma_contig_plane_dma_addr(pcdev->active, 0); - ceu_write(pcdev, top1, phys_addr_top); - if (V4L2_FIELD_NONE != pcdev->field) { - phys_addr_bottom = phys_addr_top + icd->user_width; - ceu_write(pcdev, bottom1, phys_addr_bottom); - } - switch (icd->current_fmt->host_fmt->fourcc) { case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_NV21: case V4L2_PIX_FMT_NV16: case V4L2_PIX_FMT_NV61: + planar = true; + break; + default: + planar = false; + } + + ceu_write(pcdev, top1, phys_addr_top); + if (V4L2_FIELD_NONE != pcdev->field) { + if (planar) + phys_addr_bottom = phys_addr_top + icd->user_width; + else + phys_addr_bottom = phys_addr_top + + soc_mbus_bytes_per_line(icd->user_width, + icd->current_fmt->host_fmt); + ceu_write(pcdev, bottom1, phys_addr_bottom); + } + + if (planar) { phys_addr_top += icd->user_width * icd->user_height; ceu_write(pcdev, top2, phys_addr_top); @@ -341,23 +358,40 @@ static int sh_mobile_ceu_capture(struct sh_mobile_ceu_dev *pcdev) static int sh_mobile_ceu_videobuf_prepare(struct vb2_buffer *vb) { + struct sh_mobile_ceu_buffer *buf = to_ceu_vb(vb); + + /* Added list head initialization on alloc */ + WARN(!list_empty(&buf->queue), "Buffer %p on queue!\n", vb); + + return 0; +} + +static void sh_mobile_ceu_videobuf_queue(struct vb2_buffer *vb) +{ struct soc_camera_device *icd = container_of(vb->vb2_queue, struct soc_camera_device, vb2_vidq); - struct sh_mobile_ceu_buffer *buf; + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + struct sh_mobile_ceu_dev *pcdev = ici->priv; + struct sh_mobile_ceu_buffer *buf = to_ceu_vb(vb); + unsigned long size; int bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, icd->current_fmt->host_fmt); - unsigned long size; if (bytes_per_line < 0) - return bytes_per_line; + goto error; - buf = to_ceu_vb(vb); + size = icd->user_height * bytes_per_line; + + if (vb2_plane_size(vb, 0) < size) { + dev_err(icd->parent, "Buffer #%d too small (%lu < %lu)\n", + vb->v4l2_buf.index, vb2_plane_size(vb, 0), size); + goto error; + } + + vb2_set_plane_payload(vb, 0, size); dev_dbg(icd->parent, "%s (vb=0x%p) 0x%p %lu\n", __func__, vb, vb2_plane_vaddr(vb, 0), vb2_get_plane_payload(vb, 0)); - /* Added list head initialization on alloc */ - WARN(!list_empty(&buf->queue), "Buffer %p on queue!\n", vb); - #ifdef DEBUG /* * This can be useful if you want to see if we actually fill @@ -367,31 +401,6 @@ static int sh_mobile_ceu_videobuf_prepare(struct vb2_buffer *vb) memset(vb2_plane_vaddr(vb, 0), 0xaa, vb2_get_plane_payload(vb, 0)); #endif - BUG_ON(NULL == icd->current_fmt); - - size = icd->user_height * bytes_per_line; - - if (vb2_plane_size(vb, 0) < size) { - dev_err(icd->parent, "Buffer too small (%lu < %lu)\n", - vb2_plane_size(vb, 0), size); - return -ENOBUFS; - } - - vb2_set_plane_payload(vb, 0, size); - - return 0; -} - -static void sh_mobile_ceu_videobuf_queue(struct vb2_buffer *vb) -{ - struct soc_camera_device *icd = container_of(vb->vb2_queue, struct soc_camera_device, vb2_vidq); - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); - struct sh_mobile_ceu_dev *pcdev = ici->priv; - struct sh_mobile_ceu_buffer *buf = to_ceu_vb(vb); - - dev_dbg(icd->parent, "%s (vb=0x%p) 0x%p %lu\n", __func__, - vb, vb2_plane_vaddr(vb, 0), vb2_get_plane_payload(vb, 0)); - spin_lock_irq(&pcdev->lock); list_add_tail(&buf->queue, &pcdev->capture); @@ -405,6 +414,11 @@ static void sh_mobile_ceu_videobuf_queue(struct vb2_buffer *vb) sh_mobile_ceu_capture(pcdev); } spin_unlock_irq(&pcdev->lock); + + return; + +error: + vb2_buffer_done(vb, VB2_BUF_STATE_ERROR); } static void sh_mobile_ceu_videobuf_release(struct vb2_buffer *vb) @@ -429,11 +443,23 @@ static void sh_mobile_ceu_videobuf_release(struct vb2_buffer *vb) if (buf->queue.next) list_del_init(&buf->queue); + pcdev->buf_total -= PAGE_ALIGN(vb2_plane_size(vb, 0)); + dev_dbg(icd->parent, "%s() %zu bytes buffers\n", __func__, + pcdev->buf_total); + spin_unlock_irq(&pcdev->lock); } static int sh_mobile_ceu_videobuf_init(struct vb2_buffer *vb) { + struct soc_camera_device *icd = container_of(vb->vb2_queue, struct soc_camera_device, vb2_vidq); + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + struct sh_mobile_ceu_dev *pcdev = ici->priv; + + pcdev->buf_total += PAGE_ALIGN(vb2_plane_size(vb, 0)); + dev_dbg(icd->parent, "%s() %zu bytes buffers\n", __func__, + pcdev->buf_total); + /* This is for locking debugging only */ INIT_LIST_HEAD(&to_ceu_vb(vb)->queue); return 0; @@ -535,19 +561,29 @@ static int sh_mobile_ceu_add_device(struct soc_camera_device *icd) pm_runtime_get_sync(ici->v4l2_dev.dev); + pcdev->buf_total = 0; + ret = sh_mobile_ceu_soft_reset(pcdev); csi2_sd = find_csi2(pcdev); + if (csi2_sd) + csi2_sd->grp_id = (long)icd; ret = v4l2_subdev_call(csi2_sd, core, s_power, 1); - if (ret != -ENODEV && ret != -ENOIOCTLCMD && ret < 0) { + if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) { pm_runtime_put_sync(ici->v4l2_dev.dev); - } else { - pcdev->icd = icd; - ret = 0; + return ret; } - return ret; + /* + * -ENODEV is special: either csi2_sd == NULL or the CSI-2 driver + * has not found this soc-camera device among its clients + */ + if (ret == -ENODEV && csi2_sd) + csi2_sd->grp_id = 0; + pcdev->icd = icd; + + return 0; } /* Called with .video_lock held */ @@ -560,6 +596,8 @@ static void sh_mobile_ceu_remove_device(struct soc_camera_device *icd) BUG_ON(icd != pcdev->icd); v4l2_subdev_call(csi2_sd, core, s_power, 0); + if (csi2_sd) + csi2_sd->grp_id = 0; /* disable capture, disable interrupts */ ceu_write(pcdev, CEIER, 0); sh_mobile_ceu_soft_reset(pcdev); @@ -628,22 +666,22 @@ static void sh_mobile_ceu_set_rect(struct soc_camera_device *icd) left_offset = cam->ceu_left; top_offset = cam->ceu_top; - /* CEU cropping (CFSZR) is applied _after_ the scaling filter (CFLCR) */ + WARN_ON(icd->user_width & 3 || icd->user_height & 3); + + width = icd->user_width; + if (pcdev->image_mode) { in_width = cam->width; if (!pcdev->is_16bit) { in_width *= 2; left_offset *= 2; } - width = icd->user_width; - cdwdr_width = icd->user_width; + cdwdr_width = width; } else { - int bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, + int bytes_per_line = soc_mbus_bytes_per_line(width, icd->current_fmt->host_fmt); unsigned int w_factor; - width = icd->user_width; - switch (icd->current_fmt->host_fmt->packing) { case SOC_MBUS_PACKING_2X8_PADHI: w_factor = 2; @@ -653,10 +691,10 @@ static void sh_mobile_ceu_set_rect(struct soc_camera_device *icd) } in_width = cam->width * w_factor; - left_offset = left_offset * w_factor; + left_offset *= w_factor; if (bytes_per_line < 0) - cdwdr_width = icd->user_width; + cdwdr_width = width; else cdwdr_width = bytes_per_line; } @@ -664,7 +702,7 @@ static void sh_mobile_ceu_set_rect(struct soc_camera_device *icd) height = icd->user_height; in_height = cam->height; if (V4L2_FIELD_NONE != pcdev->field) { - height /= 2; + height = (height / 2) & ~3; in_height /= 2; top_offset /= 2; cdwdr_width *= 2; @@ -686,6 +724,7 @@ static void sh_mobile_ceu_set_rect(struct soc_camera_device *icd) ceu_write(pcdev, CAMOR, camor); ceu_write(pcdev, CAPWR, (in_height << 16) | in_width); + /* CFSZR clipping is applied _after_ the scaling filter (CFLCR) */ ceu_write(pcdev, CFSZR, (height << 16) | width); ceu_write(pcdev, CDWDR, cdwdr_width); } @@ -723,66 +762,93 @@ static void capture_restore(struct sh_mobile_ceu_dev *pcdev, u32 capsr) ceu_write(pcdev, CAPSR, capsr); } +/* Find the bus subdevice driver, e.g., CSI2 */ +static struct v4l2_subdev *find_bus_subdev(struct sh_mobile_ceu_dev *pcdev, + struct soc_camera_device *icd) +{ + if (pcdev->csi2_pdev) { + struct v4l2_subdev *csi2_sd = find_csi2(pcdev); + if (csi2_sd && csi2_sd->grp_id == (u32)icd) + return csi2_sd; + } + + return soc_camera_to_subdev(icd); +} + +#define CEU_BUS_FLAGS (V4L2_MBUS_MASTER | \ + V4L2_MBUS_PCLK_SAMPLE_RISING | \ + V4L2_MBUS_HSYNC_ACTIVE_HIGH | \ + V4L2_MBUS_HSYNC_ACTIVE_LOW | \ + V4L2_MBUS_VSYNC_ACTIVE_HIGH | \ + V4L2_MBUS_VSYNC_ACTIVE_LOW | \ + V4L2_MBUS_DATA_ACTIVE_HIGH) + /* Capture is not running, no interrupts, no locking needed */ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt) { struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct sh_mobile_ceu_dev *pcdev = ici->priv; - int ret; - unsigned long camera_flags, common_flags, value; - int yuv_lineskip; + struct v4l2_subdev *sd = find_bus_subdev(pcdev, icd); struct sh_mobile_ceu_cam *cam = icd->host_priv; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + unsigned long value, common_flags = CEU_BUS_FLAGS; u32 capsr = capture_save_reset(pcdev); + unsigned int yuv_lineskip; + int ret; - camera_flags = icd->ops->query_bus_param(icd); - common_flags = soc_camera_bus_param_compatible(camera_flags, - make_bus_param(pcdev)); - if (!common_flags) - return -EINVAL; + /* + * If the client doesn't implement g_mbus_config, we just use our + * platform data + */ + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) { + common_flags = soc_mbus_config_compatible(&cfg, + common_flags); + if (!common_flags) + return -EINVAL; + } else if (ret != -ENOIOCTLCMD) { + return ret; + } /* Make choises, based on platform preferences */ - if ((common_flags & SOCAM_HSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_HSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW)) { if (pcdev->pdata->flags & SH_CEU_FLAG_HSYNC_LOW) - common_flags &= ~SOCAM_HSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_HIGH; else - common_flags &= ~SOCAM_HSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_LOW; } - if ((common_flags & SOCAM_VSYNC_ACTIVE_HIGH) && - (common_flags & SOCAM_VSYNC_ACTIVE_LOW)) { + if ((common_flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) && + (common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW)) { if (pcdev->pdata->flags & SH_CEU_FLAG_VSYNC_LOW) - common_flags &= ~SOCAM_VSYNC_ACTIVE_HIGH; + common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_HIGH; else - common_flags &= ~SOCAM_VSYNC_ACTIVE_LOW; + common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_LOW; } - ret = icd->ops->set_bus_param(icd, common_flags); - if (ret < 0) + cfg.flags = common_flags; + ret = v4l2_subdev_call(sd, video, s_mbus_config, &cfg); + if (ret < 0 && ret != -ENOIOCTLCMD) return ret; - switch (common_flags & SOCAM_DATAWIDTH_MASK) { - case SOCAM_DATAWIDTH_8: - pcdev->is_16bit = 0; - break; - case SOCAM_DATAWIDTH_16: + if (icd->current_fmt->host_fmt->bits_per_sample > 8) pcdev->is_16bit = 1; - break; - default: - return -EINVAL; - } + else + pcdev->is_16bit = 0; ceu_write(pcdev, CRCNTR, 0); ceu_write(pcdev, CRCMPR, 0); value = 0x00000010; /* data fetch by default */ - yuv_lineskip = 0; + yuv_lineskip = 0x10; switch (icd->current_fmt->host_fmt->fourcc) { case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_NV21: - yuv_lineskip = 1; /* skip for NV12/21, no skip for NV16/61 */ + /* convert 4:2:2 -> 4:2:0 */ + yuv_lineskip = 0; /* skip for NV12/21, no skip for NV16/61 */ /* fall-through */ case V4L2_PIX_FMT_NV16: case V4L2_PIX_FMT_NV61: @@ -808,8 +874,8 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd, icd->current_fmt->host_fmt->fourcc == V4L2_PIX_FMT_NV61) value ^= 0x00000100; /* swap U, V to change from NV1x->NVx1 */ - value |= common_flags & SOCAM_VSYNC_ACTIVE_LOW ? 1 << 1 : 0; - value |= common_flags & SOCAM_HSYNC_ACTIVE_LOW ? 1 << 0 : 0; + value |= common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW ? 1 << 1 : 0; + value |= common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW ? 1 << 0 : 0; value |= pcdev->is_16bit ? 1 << 12 : 0; /* CSI2 mode */ @@ -852,9 +918,7 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd, * using 7 we swap the data bytes to match the incoming order: * D0, D1, D2, D3, D4, D5, D6, D7 */ - value = 0x00000017; - if (yuv_lineskip) - value &= ~0x00000010; /* convert 4:2:2 -> 4:2:0 */ + value = 0x00000007 | yuv_lineskip; ceu_write(pcdev, CDOCR, value); ceu_write(pcdev, CFWCR, 0); /* keep "datafetch firewall" disabled */ @@ -875,13 +939,19 @@ static int sh_mobile_ceu_try_bus_param(struct soc_camera_device *icd, { struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct sh_mobile_ceu_dev *pcdev = ici->priv; - unsigned long camera_flags, common_flags; + struct v4l2_subdev *sd = find_bus_subdev(pcdev, icd); + unsigned long common_flags = CEU_BUS_FLAGS; + struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; + int ret; - camera_flags = icd->ops->query_bus_param(icd); - common_flags = soc_camera_bus_param_compatible(camera_flags, - make_bus_param(pcdev)); - if (!common_flags || buswidth > 16 || - (buswidth > 8 && !(common_flags & SOCAM_DATAWIDTH_16))) + ret = v4l2_subdev_call(sd, video, g_mbus_config, &cfg); + if (!ret) + common_flags = soc_mbus_config_compatible(&cfg, + common_flags); + else if (ret != -ENOIOCTLCMD) + return ret; + + if (!common_flags || buswidth > 16) return -EINVAL; return 0; @@ -891,26 +961,26 @@ static const struct soc_mbus_pixelfmt sh_mobile_ceu_formats[] = { { .fourcc = V4L2_PIX_FMT_NV12, .name = "NV12", - .bits_per_sample = 12, - .packing = SOC_MBUS_PACKING_NONE, + .bits_per_sample = 8, + .packing = SOC_MBUS_PACKING_1_5X8, .order = SOC_MBUS_ORDER_LE, }, { .fourcc = V4L2_PIX_FMT_NV21, .name = "NV21", - .bits_per_sample = 12, - .packing = SOC_MBUS_PACKING_NONE, + .bits_per_sample = 8, + .packing = SOC_MBUS_PACKING_1_5X8, .order = SOC_MBUS_ORDER_LE, }, { .fourcc = V4L2_PIX_FMT_NV16, .name = "NV16", - .bits_per_sample = 16, - .packing = SOC_MBUS_PACKING_NONE, + .bits_per_sample = 8, + .packing = SOC_MBUS_PACKING_2X8_PADHI, .order = SOC_MBUS_ORDER_LE, }, { .fourcc = V4L2_PIX_FMT_NV61, .name = "NV61", - .bits_per_sample = 16, - .packing = SOC_MBUS_PACKING_NONE, + .bits_per_sample = 8, + .packing = SOC_MBUS_PACKING_2X8_PADHI, .order = SOC_MBUS_ORDER_LE, }, }; @@ -920,6 +990,8 @@ static bool sh_mobile_ceu_packing_supported(const struct soc_mbus_pixelfmt *fmt) { return fmt->packing == SOC_MBUS_PACKING_NONE || (fmt->bits_per_sample == 8 && + fmt->packing == SOC_MBUS_PACKING_1_5X8) || + (fmt->bits_per_sample == 8 && fmt->packing == SOC_MBUS_PACKING_2X8_PADHI) || (fmt->bits_per_sample > 8 && fmt->packing == SOC_MBUS_PACKING_EXTEND16); @@ -927,6 +999,38 @@ static bool sh_mobile_ceu_packing_supported(const struct soc_mbus_pixelfmt *fmt) static int client_g_rect(struct v4l2_subdev *sd, struct v4l2_rect *rect); +static struct soc_camera_device *ctrl_to_icd(struct v4l2_ctrl *ctrl) +{ + return container_of(ctrl->handler, struct soc_camera_device, + ctrl_handler); +} + +static int sh_mobile_ceu_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct soc_camera_device *icd = ctrl_to_icd(ctrl); + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + struct sh_mobile_ceu_dev *pcdev = ici->priv; + + switch (ctrl->id) { + case V4L2_CID_SHARPNESS: + switch (icd->current_fmt->host_fmt->fourcc) { + case V4L2_PIX_FMT_NV12: + case V4L2_PIX_FMT_NV21: + case V4L2_PIX_FMT_NV16: + case V4L2_PIX_FMT_NV61: + ceu_write(pcdev, CLFCR, !ctrl->val); + return 0; + } + break; + } + + return -EINVAL; +} + +static const struct v4l2_ctrl_ops sh_mobile_ceu_ctrl_ops = { + .s_ctrl = sh_mobile_ceu_s_ctrl, +}; + static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, unsigned int idx, struct soc_camera_format_xlate *xlate) { @@ -952,6 +1056,7 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, unsigned int } if (!pcdev->pdata->csi2) { + /* Are there any restrictions in the CSI-2 case? */ ret = sh_mobile_ceu_try_bus_param(icd, fmt->bits_per_sample); if (ret < 0) return 0; @@ -962,6 +1067,12 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, unsigned int struct v4l2_rect rect; int shift = 0; + /* Add our control */ + v4l2_ctrl_new_std(&icd->ctrl_handler, &sh_mobile_ceu_ctrl_ops, + V4L2_CID_SHARPNESS, 0, 1, 1, 0); + if (icd->ctrl_handler.error) + return icd->ctrl_handler.error; + /* FIXME: subwindow is lost between close / open */ /* Cache current client geometry */ @@ -1004,9 +1115,6 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, unsigned int cam->width = mf.width; cam->height = mf.height; - cam->width = mf.width; - cam->height = mf.height; - icd->host_priv = cam; } else { cam = icd->host_priv; @@ -1278,6 +1386,7 @@ static int client_s_fmt(struct soc_camera_device *icd, unsigned int width = mf->width, height = mf->height, tmp_w, tmp_h; unsigned int max_width, max_height; struct v4l2_cropcap cap; + bool ceu_1to1; int ret; ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video, @@ -1287,7 +1396,14 @@ static int client_s_fmt(struct soc_camera_device *icd, dev_geo(dev, "camera scaled to %ux%u\n", mf->width, mf->height); - if ((width == mf->width && height == mf->height) || !ceu_can_scale) + if (width == mf->width && height == mf->height) { + /* Perfect! The client has done it all. */ + ceu_1to1 = true; + goto update_cache; + } + + ceu_1to1 = false; + if (!ceu_can_scale) goto update_cache; cap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; @@ -1327,7 +1443,10 @@ update_cache: if (ret < 0) return ret; - update_subrect(cam); + if (ceu_1to1) + cam->subrect = cam->rect; + else + update_subrect(cam); return 0; } @@ -1414,7 +1533,10 @@ static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd, capsr = capture_save_reset(pcdev); dev_dbg(dev, "CAPSR 0x%x, CFLCR 0x%x\n", capsr, pcdev->cflcr); - /* 1. - 2. Apply iterative camera S_CROP for new input window. */ + /* + * 1. - 2. Apply iterative camera S_CROP for new input window, read back + * actual camera rectangle. + */ ret = client_s_crop(icd, a, &cam_crop); if (ret < 0) return ret; @@ -1498,8 +1620,9 @@ static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd, ceu_write(pcdev, CFLCR, cflcr); } - icd->user_width = out_width; - icd->user_height = out_height; + icd->user_width = out_width & ~3; + icd->user_height = out_height & ~3; + /* Offsets are applied at the CEU scaling filter input */ cam->ceu_left = scale_down(rect->left - cam_rect->left, scale_cam_h) & ~1; cam->ceu_top = scale_down(rect->top - cam_rect->top, scale_cam_v) & ~1; @@ -1538,7 +1661,7 @@ static int sh_mobile_ceu_get_crop(struct soc_camera_device *icd, * CEU crop, mapped backed onto the client input (subrect). */ static void calculate_client_output(struct soc_camera_device *icd, - struct v4l2_pix_format *pix, struct v4l2_mbus_framefmt *mf) + const struct v4l2_pix_format *pix, struct v4l2_mbus_framefmt *mf) { struct sh_mobile_ceu_cam *cam = icd->host_priv; struct device *dev = icd->parent; @@ -1574,8 +1697,8 @@ static void calculate_client_output(struct soc_camera_device *icd, dev_geo(dev, "3: scales %u:%u\n", scale_h, scale_v); /* - * 4. Calculate client output window by applying combined scales to real - * input window. + * 4. Calculate desired client output window by applying combined scales + * to client (real) input window. */ mf->width = scale_down(cam->rect.width, scale_h); mf->height = scale_down(cam->rect.height, scale_v); @@ -1600,8 +1723,6 @@ static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd, bool image_mode; enum v4l2_field field; - dev_geo(dev, "S_FMT(pix=0x%x, %ux%u)\n", pixfmt, pix->width, pix->height); - switch (pix->field) { default: pix->field = V4L2_FIELD_NONE; @@ -1622,8 +1743,8 @@ static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd, return -EINVAL; } - /* 1.-4. Calculate client output geometry */ - calculate_client_output(icd, &f->fmt.pix, &mf); + /* 1.-4. Calculate desired client output geometry */ + calculate_client_output(icd, pix, &mf); mf.field = pix->field; mf.colorspace = pix->colorspace; mf.code = xlate->code; @@ -1639,6 +1760,9 @@ static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd, image_mode = false; } + dev_geo(dev, "S_FMT(pix=0x%x, fld 0x%x, code 0x%x, %ux%u)\n", pixfmt, mf.field, mf.code, + pix->width, pix->height); + dev_geo(dev, "4: request camera output %ux%u\n", mf.width, mf.height); /* 5. - 9. */ @@ -1700,6 +1824,10 @@ static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd, pcdev->field = field; pcdev->image_mode = image_mode; + /* CFSZR requirement */ + pix->width &= ~3; + pix->height &= ~3; + return 0; } @@ -1725,7 +1853,8 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd, /* FIXME: calculate using depth and bus width */ - v4l_bound_align_image(&pix->width, 2, 2560, 1, + /* CFSZR requires height and width to be 4-pixel aligned */ + v4l_bound_align_image(&pix->width, 2, 2560, 2, &pix->height, 4, 1920, 2, 0); width = pix->width; @@ -1778,6 +1907,9 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd, pix->height = height; } + pix->width &= ~3; + pix->height &= ~3; + dev_geo(icd->parent, "%s(): return %d, fmt 0x%x, %ux%u\n", __func__, ret, pix->pixelformat, pix->width, pix->height); @@ -1824,8 +1956,8 @@ static int sh_mobile_ceu_set_livecrop(struct soc_camera_device *icd, out_height != f.fmt.pix.height)) ret = -EINVAL; if (!ret) { - icd->user_width = out_width; - icd->user_height = out_height; + icd->user_width = out_width & ~3; + icd->user_height = out_height & ~3; ret = sh_mobile_ceu_set_bus_param(icd, icd->current_fmt->host_fmt->fourcc); } @@ -1869,55 +2001,6 @@ static int sh_mobile_ceu_init_videobuf(struct vb2_queue *q, return vb2_queue_init(q); } -static int sh_mobile_ceu_get_ctrl(struct soc_camera_device *icd, - struct v4l2_control *ctrl) -{ - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); - struct sh_mobile_ceu_dev *pcdev = ici->priv; - u32 val; - - switch (ctrl->id) { - case V4L2_CID_SHARPNESS: - val = ceu_read(pcdev, CLFCR); - ctrl->value = val ^ 1; - return 0; - } - return -ENOIOCTLCMD; -} - -static int sh_mobile_ceu_set_ctrl(struct soc_camera_device *icd, - struct v4l2_control *ctrl) -{ - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); - struct sh_mobile_ceu_dev *pcdev = ici->priv; - - switch (ctrl->id) { - case V4L2_CID_SHARPNESS: - switch (icd->current_fmt->host_fmt->fourcc) { - case V4L2_PIX_FMT_NV12: - case V4L2_PIX_FMT_NV21: - case V4L2_PIX_FMT_NV16: - case V4L2_PIX_FMT_NV61: - ceu_write(pcdev, CLFCR, !ctrl->value); - return 0; - } - return -EINVAL; - } - return -ENOIOCTLCMD; -} - -static const struct v4l2_queryctrl sh_mobile_ceu_controls[] = { - { - .id = V4L2_CID_SHARPNESS, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Low-pass filter", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 0, - }, -}; - static struct soc_camera_host_ops sh_mobile_ceu_host_ops = { .owner = THIS_MODULE, .add = sh_mobile_ceu_add_device, @@ -1929,14 +2012,10 @@ static struct soc_camera_host_ops sh_mobile_ceu_host_ops = { .set_livecrop = sh_mobile_ceu_set_livecrop, .set_fmt = sh_mobile_ceu_set_fmt, .try_fmt = sh_mobile_ceu_try_fmt, - .set_ctrl = sh_mobile_ceu_set_ctrl, - .get_ctrl = sh_mobile_ceu_get_ctrl, .poll = sh_mobile_ceu_poll, .querycap = sh_mobile_ceu_querycap, .set_bus_param = sh_mobile_ceu_set_bus_param, .init_videobuf2 = sh_mobile_ceu_init_videobuf, - .controls = sh_mobile_ceu_controls, - .num_controls = ARRAY_SIZE(sh_mobile_ceu_controls), }; struct bus_wait { diff --git a/drivers/media/video/sh_mobile_csi2.c b/drivers/media/video/sh_mobile_csi2.c index 2893a0134c7e..37706eb81f25 100644 --- a/drivers/media/video/sh_mobile_csi2.c +++ b/drivers/media/video/sh_mobile_csi2.c @@ -19,6 +19,7 @@ #include <media/sh_mobile_ceu.h> #include <media/sh_mobile_csi2.h> #include <media/soc_camera.h> +#include <media/soc_mediabus.h> #include <media/v4l2-common.h> #include <media/v4l2-dev.h> #include <media/v4l2-device.h> @@ -35,11 +36,10 @@ struct sh_csi2 { struct v4l2_subdev subdev; struct list_head list; unsigned int irq; + unsigned long mipi_flags; void __iomem *base; struct platform_device *pdev; struct sh_csi2_client_config *client; - unsigned long (*query_bus_param)(struct soc_camera_device *); - int (*set_bus_param)(struct soc_camera_device *, unsigned long); }; static int sh_csi2_try_fmt(struct v4l2_subdev *sd, @@ -127,9 +127,34 @@ static int sh_csi2_s_fmt(struct v4l2_subdev *sd, return 0; } +static int sh_csi2_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + cfg->flags = V4L2_MBUS_PCLK_SAMPLE_RISING | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_HIGH | + V4L2_MBUS_MASTER | V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + + return 0; +} + +static int sh_csi2_s_mbus_config(struct v4l2_subdev *sd, + const struct v4l2_mbus_config *cfg) +{ + struct sh_csi2 *priv = container_of(sd, struct sh_csi2, subdev); + struct soc_camera_device *icd = (struct soc_camera_device *)sd->grp_id; + struct v4l2_subdev *client_sd = soc_camera_to_subdev(icd); + struct v4l2_mbus_config client_cfg = {.type = V4L2_MBUS_CSI2, + .flags = priv->mipi_flags}; + + return v4l2_subdev_call(client_sd, video, s_mbus_config, &client_cfg); +} + static struct v4l2_subdev_video_ops sh_csi2_subdev_video_ops = { .s_mbus_fmt = sh_csi2_s_fmt, .try_mbus_fmt = sh_csi2_try_fmt, + .g_mbus_config = sh_csi2_g_mbus_config, + .s_mbus_config = sh_csi2_s_mbus_config, }; static void sh_csi2_hwinit(struct sh_csi2 *priv) @@ -144,11 +169,21 @@ static void sh_csi2_hwinit(struct sh_csi2 *priv) udelay(5); iowrite32(0x00000000, priv->base + SH_CSI2_SRST); - if (priv->client->lanes & 3) - tmp |= priv->client->lanes & 3; - else - /* Default - both lanes */ - tmp |= 3; + switch (pdata->type) { + case SH_CSI2C: + if (priv->client->lanes == 1) + tmp |= 1; + else + /* Default - both lanes */ + tmp |= 3; + break; + case SH_CSI2I: + if (!priv->client->lanes || priv->client->lanes > 4) + /* Default - all 4 lanes */ + tmp |= 0xf; + else + tmp |= (1 << priv->client->lanes) - 1; + } if (priv->client->phy == SH_CSI2_PHY_MAIN) tmp |= 0x8000; @@ -163,38 +198,18 @@ static void sh_csi2_hwinit(struct sh_csi2 *priv) iowrite32(tmp, priv->base + SH_CSI2_CHKSUM); } -static int sh_csi2_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - return 0; -} - -static unsigned long sh_csi2_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_link *icl = to_soc_camera_link(icd); - const unsigned long flags = SOCAM_PCLK_SAMPLE_RISING | - SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH | - SOCAM_MASTER | SOCAM_DATAWIDTH_8 | SOCAM_DATA_ACTIVE_HIGH; - - return soc_camera_apply_sensor_flags(icl, flags); -} - static int sh_csi2_client_connect(struct sh_csi2 *priv) { struct sh_csi2_pdata *pdata = priv->pdev->dev.platform_data; - struct v4l2_subdev *sd, *csi2_sd = &priv->subdev; - struct soc_camera_device *icd = NULL; + struct soc_camera_device *icd = (struct soc_camera_device *)priv->subdev.grp_id; + struct v4l2_subdev *client_sd = soc_camera_to_subdev(icd); struct device *dev = v4l2_get_subdevdata(&priv->subdev); - int i; + struct v4l2_mbus_config cfg; + unsigned long common_flags, csi2_flags; + int i, ret; - v4l2_device_for_each_subdev(sd, csi2_sd->v4l2_dev) - if (sd->grp_id) { - icd = (struct soc_camera_device *)sd->grp_id; - break; - } - - if (!icd) - return -EINVAL; + if (priv->client) + return -EBUSY; for (i = 0; i < pdata->num_clients; i++) if (&pdata->clients[i].pdev->dev == icd->pdev) @@ -205,14 +220,41 @@ static int sh_csi2_client_connect(struct sh_csi2 *priv) if (i == pdata->num_clients) return -ENODEV; - priv->client = pdata->clients + i; + /* Check if we can support this camera */ + csi2_flags = V4L2_MBUS_CSI2_CONTINUOUS_CLOCK | V4L2_MBUS_CSI2_1_LANE; + + switch (pdata->type) { + case SH_CSI2C: + if (pdata->clients[i].lanes != 1) + csi2_flags |= V4L2_MBUS_CSI2_2_LANE; + break; + case SH_CSI2I: + switch (pdata->clients[i].lanes) { + default: + csi2_flags |= V4L2_MBUS_CSI2_4_LANE; + case 3: + csi2_flags |= V4L2_MBUS_CSI2_3_LANE; + case 2: + csi2_flags |= V4L2_MBUS_CSI2_2_LANE; + } + } - priv->set_bus_param = icd->ops->set_bus_param; - priv->query_bus_param = icd->ops->query_bus_param; - icd->ops->set_bus_param = sh_csi2_set_bus_param; - icd->ops->query_bus_param = sh_csi2_query_bus_param; + cfg.type = V4L2_MBUS_CSI2; + ret = v4l2_subdev_call(client_sd, video, g_mbus_config, &cfg); + if (ret == -ENOIOCTLCMD) + common_flags = csi2_flags; + else if (!ret) + common_flags = soc_mbus_config_compatible(&cfg, + csi2_flags); + else + common_flags = 0; - csi2_sd->grp_id = (long)icd; + if (!common_flags) + return -EINVAL; + + /* All good: camera MIPI configuration supported */ + priv->mipi_flags = common_flags; + priv->client = pdata->clients + i; pm_runtime_get_sync(dev); @@ -223,16 +265,10 @@ static int sh_csi2_client_connect(struct sh_csi2 *priv) static void sh_csi2_client_disconnect(struct sh_csi2 *priv) { - struct soc_camera_device *icd = (struct soc_camera_device *)priv->subdev.grp_id; + if (!priv->client) + return; priv->client = NULL; - priv->subdev.grp_id = 0; - - /* Driver is about to be unbound */ - icd->ops->set_bus_param = priv->set_bus_param; - icd->ops->query_bus_param = priv->query_bus_param; - priv->set_bus_param = NULL; - priv->query_bus_param = NULL; pm_runtime_put(v4l2_get_subdevdata(&priv->subdev)); } diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c index 5bdfe7e16bc1..b72580c38957 100644 --- a/drivers/media/video/soc_camera.c +++ b/drivers/media/video/soc_camera.c @@ -50,49 +50,65 @@ static LIST_HEAD(hosts); static LIST_HEAD(devices); static DEFINE_MUTEX(list_lock); /* Protects the list of hosts */ -static int soc_camera_power_set(struct soc_camera_device *icd, - struct soc_camera_link *icl, - int power_on) +static int soc_camera_power_on(struct soc_camera_device *icd, + struct soc_camera_link *icl) { - int ret; - - if (power_on) { - ret = regulator_bulk_enable(icl->num_regulators, - icl->regulators); - if (ret < 0) { - dev_err(icd->pdev, "Cannot enable regulators\n"); - return ret; - } + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + int ret = regulator_bulk_enable(icl->num_regulators, + icl->regulators); + if (ret < 0) { + dev_err(icd->pdev, "Cannot enable regulators\n"); + return ret; + } - if (icl->power) - ret = icl->power(icd->pdev, power_on); + if (icl->power) { + ret = icl->power(icd->pdev, 1); if (ret < 0) { dev_err(icd->pdev, "Platform failed to power-on the camera.\n"); - - regulator_bulk_disable(icl->num_regulators, - icl->regulators); - return ret; + goto elinkpwr; } - } else { - ret = 0; - if (icl->power) - ret = icl->power(icd->pdev, 0); + } + + ret = v4l2_subdev_call(sd, core, s_power, 1); + if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) + goto esdpwr; + + return 0; + +esdpwr: + if (icl->power) + icl->power(icd->pdev, 0); +elinkpwr: + regulator_bulk_disable(icl->num_regulators, + icl->regulators); + return ret; +} + +static int soc_camera_power_off(struct soc_camera_device *icd, + struct soc_camera_link *icl) +{ + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + int ret = v4l2_subdev_call(sd, core, s_power, 0); + + if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) + return ret; + + if (icl->power) { + ret = icl->power(icd->pdev, 0); if (ret < 0) { dev_err(icd->pdev, "Platform failed to power-off the camera.\n"); return ret; } - - ret = regulator_bulk_disable(icl->num_regulators, - icl->regulators); - if (ret < 0) { - dev_err(icd->pdev, "Cannot disable regulators\n"); - return ret; - } } - return 0; + ret = regulator_bulk_disable(icl->num_regulators, + icl->regulators); + if (ret < 0) + dev_err(icd->pdev, "Cannot disable regulators\n"); + + return ret; } const struct soc_camera_format_xlate *soc_camera_xlate_by_fourcc( @@ -108,38 +124,38 @@ const struct soc_camera_format_xlate *soc_camera_xlate_by_fourcc( EXPORT_SYMBOL(soc_camera_xlate_by_fourcc); /** - * soc_camera_apply_sensor_flags() - apply platform SOCAM_SENSOR_INVERT_* flags + * soc_camera_apply_board_flags() - apply platform SOCAM_SENSOR_INVERT_* flags * @icl: camera platform parameters - * @flags: flags to be inverted according to platform configuration + * @cfg: media bus configuration * @return: resulting flags */ -unsigned long soc_camera_apply_sensor_flags(struct soc_camera_link *icl, - unsigned long flags) +unsigned long soc_camera_apply_board_flags(struct soc_camera_link *icl, + const struct v4l2_mbus_config *cfg) { - unsigned long f; + unsigned long f, flags = cfg->flags; /* If only one of the two polarities is supported, switch to the opposite */ if (icl->flags & SOCAM_SENSOR_INVERT_HSYNC) { - f = flags & (SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_LOW); - if (f == SOCAM_HSYNC_ACTIVE_HIGH || f == SOCAM_HSYNC_ACTIVE_LOW) - flags ^= SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_LOW; + f = flags & (V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_LOW); + if (f == V4L2_MBUS_HSYNC_ACTIVE_HIGH || f == V4L2_MBUS_HSYNC_ACTIVE_LOW) + flags ^= V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_LOW; } if (icl->flags & SOCAM_SENSOR_INVERT_VSYNC) { - f = flags & (SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_LOW); - if (f == SOCAM_VSYNC_ACTIVE_HIGH || f == SOCAM_VSYNC_ACTIVE_LOW) - flags ^= SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_LOW; + f = flags & (V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_LOW); + if (f == V4L2_MBUS_VSYNC_ACTIVE_HIGH || f == V4L2_MBUS_VSYNC_ACTIVE_LOW) + flags ^= V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_LOW; } if (icl->flags & SOCAM_SENSOR_INVERT_PCLK) { - f = flags & (SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING); - if (f == SOCAM_PCLK_SAMPLE_RISING || f == SOCAM_PCLK_SAMPLE_FALLING) - flags ^= SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING; + f = flags & (V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING); + if (f == V4L2_MBUS_PCLK_SAMPLE_RISING || f == V4L2_MBUS_PCLK_SAMPLE_FALLING) + flags ^= V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_PCLK_SAMPLE_FALLING; } return flags; } -EXPORT_SYMBOL(soc_camera_apply_sensor_flags); +EXPORT_SYMBOL(soc_camera_apply_board_flags); #define pixfmtstr(x) (x) & 0xff, ((x) >> 8) & 0xff, ((x) >> 16) & 0xff, \ ((x) >> 24) & 0xff @@ -233,6 +249,14 @@ static int soc_camera_s_std(struct file *file, void *priv, v4l2_std_id *a) return v4l2_subdev_call(sd, core, s_std, *a); } +static int soc_camera_g_std(struct file *file, void *priv, v4l2_std_id *a) +{ + struct soc_camera_device *icd = file->private_data; + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + + return v4l2_subdev_call(sd, core, g_std, a); +} + static int soc_camera_enum_fsizes(struct file *file, void *fh, struct v4l2_frmsizeenum *fsize) { @@ -318,6 +342,32 @@ static int soc_camera_dqbuf(struct file *file, void *priv, return vb2_dqbuf(&icd->vb2_vidq, p, file->f_flags & O_NONBLOCK); } +static int soc_camera_create_bufs(struct file *file, void *priv, + struct v4l2_create_buffers *create) +{ + struct soc_camera_device *icd = file->private_data; + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + + /* videobuf2 only */ + if (ici->ops->init_videobuf) + return -EINVAL; + else + return vb2_create_bufs(&icd->vb2_vidq, create); +} + +static int soc_camera_prepare_buf(struct file *file, void *priv, + struct v4l2_buffer *b) +{ + struct soc_camera_device *icd = file->private_data; + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + + /* videobuf2 only */ + if (ici->ops->init_videobuf) + return -EINVAL; + else + return vb2_prepare_buf(&icd->vb2_vidq, b); +} + /* Always entered with .video_lock held */ static int soc_camera_init_user_formats(struct soc_camera_device *icd) { @@ -448,7 +498,7 @@ static int soc_camera_open(struct file *file) struct soc_camera_host *ici; int ret; - if (!icd->ops) + if (!to_soc_camera_control(icd)) /* No device driver attached */ return -ENODEV; @@ -476,7 +526,7 @@ static int soc_camera_open(struct file *file) }, }; - ret = soc_camera_power_set(icd, icl, 1); + ret = soc_camera_power_on(icd, icl); if (ret < 0) goto epower; @@ -512,6 +562,7 @@ static int soc_camera_open(struct file *file) if (ret < 0) goto einitvb; } + v4l2_ctrl_handler_setup(&icd->ctrl_handler); } file->private_data = icd; @@ -529,7 +580,7 @@ esfmt: eresume: ici->ops->remove(icd); eiciadd: - soc_camera_power_set(icd, icl, 0); + soc_camera_power_off(icd, icl); epower: icd->use_count--; module_put(ici->ops->owner); @@ -553,7 +604,7 @@ static int soc_camera_close(struct file *file) if (ici->ops->init_videobuf2) vb2_queue_release(&icd->vb2_vidq); - soc_camera_power_set(icd, icl, 0); + soc_camera_power_off(icd, icl); } if (icd->streamer == file) @@ -781,75 +832,6 @@ static int soc_camera_streamoff(struct file *file, void *priv, return 0; } -static int soc_camera_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - struct soc_camera_device *icd = file->private_data; - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); - int i; - - WARN_ON(priv != file->private_data); - - if (!qc->id) - return -EINVAL; - - /* First check host controls */ - for (i = 0; i < ici->ops->num_controls; i++) - if (qc->id == ici->ops->controls[i].id) { - memcpy(qc, &(ici->ops->controls[i]), - sizeof(*qc)); - return 0; - } - - /* Then device controls */ - for (i = 0; i < icd->ops->num_controls; i++) - if (qc->id == icd->ops->controls[i].id) { - memcpy(qc, &(icd->ops->controls[i]), - sizeof(*qc)); - return 0; - } - - return -EINVAL; -} - -static int soc_camera_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct soc_camera_device *icd = file->private_data; - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); - struct v4l2_subdev *sd = soc_camera_to_subdev(icd); - int ret; - - WARN_ON(priv != file->private_data); - - if (ici->ops->get_ctrl) { - ret = ici->ops->get_ctrl(icd, ctrl); - if (ret != -ENOIOCTLCMD) - return ret; - } - - return v4l2_subdev_call(sd, core, g_ctrl, ctrl); -} - -static int soc_camera_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct soc_camera_device *icd = file->private_data; - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); - struct v4l2_subdev *sd = soc_camera_to_subdev(icd); - int ret; - - WARN_ON(priv != file->private_data); - - if (ici->ops->set_ctrl) { - ret = ici->ops->set_ctrl(icd, ctrl); - if (ret != -ENOIOCTLCMD) - return ret; - } - - return v4l2_subdev_call(sd, core, s_ctrl, ctrl); -} - static int soc_camera_cropcap(struct file *file, void *fh, struct v4l2_cropcap *a) { @@ -1003,7 +985,7 @@ static int soc_camera_init_i2c(struct soc_camera_device *icd, goto ei2cga; } - icl->board_info->platform_data = icd; + icl->board_info->platform_data = icl; subdev = v4l2_i2c_new_subdev_board(&ici->v4l2_dev, adap, icl->board_info, NULL); @@ -1052,12 +1034,29 @@ static int soc_camera_probe(struct soc_camera_device *icd) dev_info(icd->pdev, "Probing %s\n", dev_name(icd->pdev)); + /* + * Currently the subdev with the largest number of controls (13) is + * ov6550. So let's pick 16 as a hint for the control handler. Note + * that this is a hint only: too large and you waste some memory, too + * small and there is a (very) small performance hit when looking up + * controls in the internal hash. + */ + ret = v4l2_ctrl_handler_init(&icd->ctrl_handler, 16); + if (ret < 0) + return ret; + ret = regulator_bulk_get(icd->pdev, icl->num_regulators, icl->regulators); if (ret < 0) goto ereg; - ret = soc_camera_power_set(icd, icl, 1); + /* + * This will not yet call v4l2_subdev_core_ops::s_power(1), because the + * subdevice has not been initialised yet. We'll have to call it once + * again after initialisation, even though it shouldn't be needed, we + * don't do any IO here. + */ + ret = soc_camera_power_on(icd, icl); if (ret < 0) goto epower; @@ -1098,6 +1097,7 @@ static int soc_camera_probe(struct soc_camera_device *icd) if (!control || !control->driver || !dev_get_drvdata(control) || !try_module_get(control->driver->owner)) { icl->del_device(icd); + ret = -ENODEV; goto enodrv; } } @@ -1105,6 +1105,9 @@ static int soc_camera_probe(struct soc_camera_device *icd) sd = soc_camera_to_subdev(icd); sd->grp_id = (long)icd; + if (v4l2_ctrl_add_handler(&icd->ctrl_handler, sd->ctrl_handler)) + goto ectrl; + /* At this point client .probe() should have run already */ ret = soc_camera_init_user_formats(icd); if (ret < 0) @@ -1123,6 +1126,10 @@ static int soc_camera_probe(struct soc_camera_device *icd) if (ret < 0) goto evidstart; + ret = v4l2_subdev_call(sd, core, s_power, 1); + if (ret < 0 && ret != -ENOIOCTLCMD) + goto esdpwr; + /* Try to improve our guess of a reasonable window format */ if (!v4l2_subdev_call(sd, video, g_mbus_fmt, &mf)) { icd->user_width = mf.width; @@ -1133,16 +1140,19 @@ static int soc_camera_probe(struct soc_camera_device *icd) ici->ops->remove(icd); - soc_camera_power_set(icd, icl, 0); + soc_camera_power_off(icd, icl); mutex_unlock(&icd->video_lock); return 0; +esdpwr: + video_unregister_device(icd->vdev); evidstart: mutex_unlock(&icd->video_lock); soc_camera_free_user_formats(icd); eiufmt: +ectrl: if (icl->board_info) { soc_camera_free_i2c(icd); } else { @@ -1152,13 +1162,15 @@ eiufmt: enodrv: eadddev: video_device_release(icd->vdev); + icd->vdev = NULL; evdc: ici->ops->remove(icd); eadd: - soc_camera_power_set(icd, icl, 0); + soc_camera_power_off(icd, icl); epower: regulator_bulk_free(icl->num_regulators, icl->regulators); ereg: + v4l2_ctrl_handler_free(&icd->ctrl_handler); return ret; } @@ -1173,6 +1185,7 @@ static int soc_camera_remove(struct soc_camera_device *icd) BUG_ON(!icd->parent); + v4l2_ctrl_handler_free(&icd->ctrl_handler); if (vdev) { video_unregister_device(vdev); icd->vdev = NULL; @@ -1363,24 +1376,24 @@ static int soc_camera_device_register(struct soc_camera_device *icd) static const struct v4l2_ioctl_ops soc_camera_ioctl_ops = { .vidioc_querycap = soc_camera_querycap, + .vidioc_try_fmt_vid_cap = soc_camera_try_fmt_vid_cap, .vidioc_g_fmt_vid_cap = soc_camera_g_fmt_vid_cap, - .vidioc_enum_fmt_vid_cap = soc_camera_enum_fmt_vid_cap, .vidioc_s_fmt_vid_cap = soc_camera_s_fmt_vid_cap, + .vidioc_enum_fmt_vid_cap = soc_camera_enum_fmt_vid_cap, .vidioc_enum_input = soc_camera_enum_input, .vidioc_g_input = soc_camera_g_input, .vidioc_s_input = soc_camera_s_input, .vidioc_s_std = soc_camera_s_std, + .vidioc_g_std = soc_camera_g_std, .vidioc_enum_framesizes = soc_camera_enum_fsizes, .vidioc_reqbufs = soc_camera_reqbufs, - .vidioc_try_fmt_vid_cap = soc_camera_try_fmt_vid_cap, .vidioc_querybuf = soc_camera_querybuf, .vidioc_qbuf = soc_camera_qbuf, .vidioc_dqbuf = soc_camera_dqbuf, + .vidioc_create_bufs = soc_camera_create_bufs, + .vidioc_prepare_buf = soc_camera_prepare_buf, .vidioc_streamon = soc_camera_streamon, .vidioc_streamoff = soc_camera_streamoff, - .vidioc_queryctrl = soc_camera_queryctrl, - .vidioc_g_ctrl = soc_camera_g_ctrl, - .vidioc_s_ctrl = soc_camera_s_ctrl, .vidioc_cropcap = soc_camera_cropcap, .vidioc_g_crop = soc_camera_g_crop, .vidioc_s_crop = soc_camera_s_crop, @@ -1409,6 +1422,7 @@ static int video_dev_create(struct soc_camera_device *icd) vdev->ioctl_ops = &soc_camera_ioctl_ops; vdev->release = video_device_release; vdev->tvnorms = V4L2_STD_UNKNOWN; + vdev->ctrl_handler = &icd->ctrl_handler; vdev->lock = &icd->video_lock; icd->vdev = vdev; @@ -1427,11 +1441,6 @@ static int soc_camera_video_start(struct soc_camera_device *icd) if (!icd->parent) return -ENODEV; - if (!icd->ops || - !icd->ops->query_bus_param || - !icd->ops->set_bus_param) - return -EINVAL; - ret = video_register_device(icd->vdev, VFL_TYPE_GRABBER, -1); if (ret < 0) { dev_err(icd->pdev, "video_register_device failed: %d\n", ret); diff --git a/drivers/media/video/soc_camera_platform.c b/drivers/media/video/soc_camera_platform.c index 8069cd6bc5e8..4402a8a74f7a 100644 --- a/drivers/media/video/soc_camera_platform.c +++ b/drivers/media/video/soc_camera_platform.c @@ -30,32 +30,12 @@ static struct soc_camera_platform_priv *get_priv(struct platform_device *pdev) return container_of(subdev, struct soc_camera_platform_priv, subdev); } -static struct soc_camera_platform_info *get_info(struct soc_camera_device *icd) -{ - struct platform_device *pdev = - to_platform_device(to_soc_camera_control(icd)); - return pdev->dev.platform_data; -} - static int soc_camera_platform_s_stream(struct v4l2_subdev *sd, int enable) { struct soc_camera_platform_info *p = v4l2_get_subdevdata(sd); return p->set_capture(p, enable); } -static int soc_camera_platform_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) -{ - return 0; -} - -static unsigned long -soc_camera_platform_query_bus_param(struct soc_camera_device *icd) -{ - struct soc_camera_platform_info *p = get_info(icd); - return p->bus_param; -} - static int soc_camera_platform_fill_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf) { @@ -115,6 +95,17 @@ static int soc_camera_platform_cropcap(struct v4l2_subdev *sd, return 0; } +static int soc_camera_platform_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct soc_camera_platform_info *p = v4l2_get_subdevdata(sd); + + cfg->flags = p->mbus_param; + cfg->type = p->mbus_type; + + return 0; +} + static struct v4l2_subdev_video_ops platform_subdev_video_ops = { .s_stream = soc_camera_platform_s_stream, .enum_mbus_fmt = soc_camera_platform_enum_fmt, @@ -123,6 +114,7 @@ static struct v4l2_subdev_video_ops platform_subdev_video_ops = { .try_mbus_fmt = soc_camera_platform_fill_fmt, .g_mbus_fmt = soc_camera_platform_fill_fmt, .s_mbus_fmt = soc_camera_platform_fill_fmt, + .g_mbus_config = soc_camera_platform_g_mbus_config, }; static struct v4l2_subdev_ops platform_subdev_ops = { @@ -130,11 +122,6 @@ static struct v4l2_subdev_ops platform_subdev_ops = { .video = &platform_subdev_video_ops, }; -static struct soc_camera_ops soc_camera_platform_ops = { - .set_bus_param = soc_camera_platform_set_bus_param, - .query_bus_param = soc_camera_platform_query_bus_param, -}; - static int soc_camera_platform_probe(struct platform_device *pdev) { struct soc_camera_host *ici; @@ -163,8 +150,6 @@ static int soc_camera_platform_probe(struct platform_device *pdev) /* Set the control device reference */ icd->control = &pdev->dev; - icd->ops = &soc_camera_platform_ops; - ici = to_soc_camera_host(icd->parent); v4l2_subdev_init(&priv->subdev, &platform_subdev_ops); @@ -178,7 +163,6 @@ static int soc_camera_platform_probe(struct platform_device *pdev) return ret; evdrs: - icd->ops = NULL; platform_set_drvdata(pdev, NULL); kfree(priv); return ret; @@ -187,11 +171,10 @@ evdrs: static int soc_camera_platform_remove(struct platform_device *pdev) { struct soc_camera_platform_priv *priv = get_priv(pdev); - struct soc_camera_platform_info *p = pdev->dev.platform_data; - struct soc_camera_device *icd = p->icd; + struct soc_camera_platform_info *p = v4l2_get_subdevdata(&priv->subdev); + p->icd->control = NULL; v4l2_device_unregister_subdev(&priv->subdev); - icd->ops = NULL; platform_set_drvdata(pdev, NULL); kfree(priv); return 0; diff --git a/drivers/media/video/soc_mediabus.c b/drivers/media/video/soc_mediabus.c index bea7c9cf4f88..cf7f2194ded4 100644 --- a/drivers/media/video/soc_mediabus.c +++ b/drivers/media/video/soc_mediabus.c @@ -383,6 +383,39 @@ const struct soc_mbus_pixelfmt *soc_mbus_get_fmtdesc( } EXPORT_SYMBOL(soc_mbus_get_fmtdesc); +unsigned int soc_mbus_config_compatible(const struct v4l2_mbus_config *cfg, + unsigned int flags) +{ + unsigned long common_flags; + bool hsync = true, vsync = true, pclk, data, mode; + bool mipi_lanes, mipi_clock; + + common_flags = cfg->flags & flags; + + switch (cfg->type) { + case V4L2_MBUS_PARALLEL: + hsync = common_flags & (V4L2_MBUS_HSYNC_ACTIVE_HIGH | + V4L2_MBUS_HSYNC_ACTIVE_LOW); + vsync = common_flags & (V4L2_MBUS_VSYNC_ACTIVE_HIGH | + V4L2_MBUS_VSYNC_ACTIVE_LOW); + case V4L2_MBUS_BT656: + pclk = common_flags & (V4L2_MBUS_PCLK_SAMPLE_RISING | + V4L2_MBUS_PCLK_SAMPLE_FALLING); + data = common_flags & (V4L2_MBUS_DATA_ACTIVE_HIGH | + V4L2_MBUS_DATA_ACTIVE_LOW); + mode = common_flags & (V4L2_MBUS_MASTER | V4L2_MBUS_SLAVE); + return (!hsync || !vsync || !pclk || !data || !mode) ? + 0 : common_flags; + case V4L2_MBUS_CSI2: + mipi_lanes = common_flags & V4L2_MBUS_CSI2_LANES; + mipi_clock = common_flags & (V4L2_MBUS_CSI2_NONCONTINUOUS_CLOCK | + V4L2_MBUS_CSI2_CONTINUOUS_CLOCK); + return (!mipi_lanes || !mipi_clock) ? 0 : common_flags; + } + return 0; +} +EXPORT_SYMBOL(soc_mbus_config_compatible); + static int __init soc_mbus_init(void) { return 0; diff --git a/drivers/media/video/tw9910.c b/drivers/media/video/tw9910.c index 742482e30011..a514fa61116c 100644 --- a/drivers/media/video/tw9910.c +++ b/drivers/media/video/tw9910.c @@ -22,11 +22,13 @@ #include <linux/slab.h> #include <linux/kernel.h> #include <linux/delay.h> +#include <linux/v4l2-mediabus.h> #include <linux/videodev2.h> -#include <media/v4l2-chip-ident.h> -#include <media/v4l2-subdev.h> + #include <media/soc_camera.h> #include <media/tw9910.h> +#include <media/v4l2-chip-ident.h> +#include <media/v4l2-subdev.h> #define GET_ID(val) ((val & 0xF8) >> 3) #define GET_REV(val) (val & 0x07) @@ -203,6 +205,10 @@ #define RTSEL_FIELD 0x06 /* 0110 = FIELD */ #define RTSEL_RTCO 0x07 /* 0111 = RTCO ( Real Time Control ) */ +/* HSYNC start and end are constant for now */ +#define HSYNC_START 0x0260 +#define HSYNC_END 0x0300 + /* * structure */ @@ -220,22 +226,11 @@ struct tw9910_scale_ctrl { u16 vscale; }; -struct tw9910_cropping_ctrl { - u16 vdelay; - u16 vactive; - u16 hdelay; - u16 hactive; -}; - -struct tw9910_hsync_ctrl { - u16 start; - u16 end; -}; - struct tw9910_priv { struct v4l2_subdev subdev; struct tw9910_video_info *info; const struct tw9910_scale_ctrl *scale; + v4l2_std_id norm; u32 revision; }; @@ -329,11 +324,6 @@ static const struct tw9910_scale_ctrl tw9910_pal_scales[] = { }, }; -static const struct tw9910_hsync_ctrl tw9910_hsync_ctrl = { - .start = 0x0260, - .end = 0x0300, -}; - /* * general function */ @@ -378,21 +368,20 @@ static int tw9910_set_scale(struct i2c_client *client, return ret; } -static int tw9910_set_hsync(struct i2c_client *client, - const struct tw9910_hsync_ctrl *hsync) +static int tw9910_set_hsync(struct i2c_client *client) { struct tw9910_priv *priv = to_tw9910(client); int ret; /* bit 10 - 3 */ ret = i2c_smbus_write_byte_data(client, HSBEGIN, - (hsync->start & 0x07F8) >> 3); + (HSYNC_START & 0x07F8) >> 3); if (ret < 0) return ret; /* bit 10 - 3 */ ret = i2c_smbus_write_byte_data(client, HSEND, - (hsync->end & 0x07F8) >> 3); + (HSYNC_END & 0x07F8) >> 3); if (ret < 0) return ret; @@ -400,8 +389,8 @@ static int tw9910_set_hsync(struct i2c_client *client, /* bit 2 - 0 */ if (1 == priv->revision) ret = tw9910_mask_set(client, HSLOWCTL, 0x77, - (hsync->start & 0x0007) << 4 | - (hsync->end & 0x0007)); + (HSYNC_START & 0x0007) << 4 | + (HSYNC_END & 0x0007)); return ret; } @@ -433,12 +422,11 @@ static int tw9910_power(struct i2c_client *client, int enable) return tw9910_mask_set(client, ACNTL2, ACNTL2_PDN_MASK, acntl2); } -static const struct tw9910_scale_ctrl* -tw9910_select_norm(struct soc_camera_device *icd, u32 width, u32 height) +static const struct tw9910_scale_ctrl *tw9910_select_norm(v4l2_std_id norm, + u32 width, u32 height) { const struct tw9910_scale_ctrl *scale; const struct tw9910_scale_ctrl *ret = NULL; - v4l2_std_id norm = icd->vdev->current_norm; __u32 diff = 0xffffffff, tmp; int size, i; @@ -465,7 +453,7 @@ tw9910_select_norm(struct soc_camera_device *icd, u32 width, u32 height) } /* - * soc_camera_ops function + * subdevice operations */ static int tw9910_s_stream(struct v4l2_subdev *sd, int enable) { @@ -507,49 +495,27 @@ static int tw9910_s_stream(struct v4l2_subdev *sd, int enable) return tw9910_power(client, enable); } -static int tw9910_set_bus_param(struct soc_camera_device *icd, - unsigned long flags) +static int tw9910_g_std(struct v4l2_subdev *sd, v4l2_std_id *norm) { - struct v4l2_subdev *sd = soc_camera_to_subdev(icd); struct i2c_client *client = v4l2_get_subdevdata(sd); - u8 val = VSSL_VVALID | HSSL_DVALID; + struct tw9910_priv *priv = to_tw9910(client); - /* - * set OUTCTR1 - * - * We use VVALID and DVALID signals to control VSYNC and HSYNC - * outputs, in this mode their polarity is inverted. - */ - if (flags & SOCAM_HSYNC_ACTIVE_LOW) - val |= HSP_HI; + *norm = priv->norm; - if (flags & SOCAM_VSYNC_ACTIVE_LOW) - val |= VSP_HI; - - return i2c_smbus_write_byte_data(client, OUTCTR1, val); + return 0; } -static unsigned long tw9910_query_bus_param(struct soc_camera_device *icd) +static int tw9910_s_std(struct v4l2_subdev *sd, v4l2_std_id norm) { - struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd)); + struct i2c_client *client = v4l2_get_subdevdata(sd); struct tw9910_priv *priv = to_tw9910(client); - struct soc_camera_link *icl = to_soc_camera_link(icd); - unsigned long flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_MASTER | - SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_HIGH | - SOCAM_VSYNC_ACTIVE_LOW | SOCAM_HSYNC_ACTIVE_LOW | - SOCAM_DATA_ACTIVE_HIGH | priv->info->buswidth; - return soc_camera_apply_sensor_flags(icl, flags); -} - -static int tw9910_s_std(struct v4l2_subdev *sd, v4l2_std_id norm) -{ - int ret = -EINVAL; + if (!(norm & (V4L2_STD_NTSC | V4L2_STD_PAL))) + return -EINVAL; - if (norm & (V4L2_STD_NTSC | V4L2_STD_PAL)) - ret = 0; + priv->norm = norm; - return ret; + return 0; } static int tw9910_g_chip_ident(struct v4l2_subdev *sd, @@ -600,19 +566,17 @@ static int tw9910_s_register(struct v4l2_subdev *sd, } #endif -static int tw9910_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) +static int tw9910_set_frame(struct v4l2_subdev *sd, u32 *width, u32 *height) { - struct v4l2_rect *rect = &a->c; struct i2c_client *client = v4l2_get_subdevdata(sd); struct tw9910_priv *priv = to_tw9910(client); - struct soc_camera_device *icd = client->dev.platform_data; - int ret = -EINVAL; - u8 val; + int ret = -EINVAL; + u8 val; /* * select suitable norm */ - priv->scale = tw9910_select_norm(icd, rect->width, rect->height); + priv->scale = tw9910_select_norm(priv->norm, *width, *height); if (!priv->scale) goto tw9910_set_fmt_error; @@ -670,14 +634,12 @@ static int tw9910_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) /* * set hsync */ - ret = tw9910_set_hsync(client, &tw9910_hsync_ctrl); + ret = tw9910_set_hsync(client); if (ret < 0) goto tw9910_set_fmt_error; - rect->width = priv->scale->width; - rect->height = priv->scale->height; - rect->left = 0; - rect->top = 0; + *width = priv->scale->width; + *height = priv->scale->height; return ret; @@ -694,25 +656,15 @@ static int tw9910_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) struct i2c_client *client = v4l2_get_subdevdata(sd); struct tw9910_priv *priv = to_tw9910(client); - if (!priv->scale) { - int ret; - struct v4l2_crop crop = { - .c = { - .left = 0, - .top = 0, - .width = 640, - .height = 480, - }, - }; - ret = tw9910_s_crop(sd, &crop); - if (ret < 0) - return ret; - } - a->c.left = 0; a->c.top = 0; - a->c.width = priv->scale->width; - a->c.height = priv->scale->height; + if (priv->norm & V4L2_STD_NTSC) { + a->c.width = 640; + a->c.height = 480; + } else { + a->c.width = 768; + a->c.height = 576; + } a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; return 0; @@ -720,14 +672,19 @@ static int tw9910_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) static int tw9910_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a) { + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct tw9910_priv *priv = to_tw9910(client); + a->bounds.left = 0; a->bounds.top = 0; - a->bounds.width = 768; - a->bounds.height = 576; - a->defrect.left = 0; - a->defrect.top = 0; - a->defrect.width = 640; - a->defrect.height = 480; + if (priv->norm & V4L2_STD_NTSC) { + a->bounds.width = 640; + a->bounds.height = 480; + } else { + a->bounds.width = 768; + a->bounds.height = 576; + } + a->defrect = a->bounds; a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; a->pixelaspect.numerator = 1; a->pixelaspect.denominator = 1; @@ -743,15 +700,8 @@ static int tw9910_g_fmt(struct v4l2_subdev *sd, if (!priv->scale) { int ret; - struct v4l2_crop crop = { - .c = { - .left = 0, - .top = 0, - .width = 640, - .height = 480, - }, - }; - ret = tw9910_s_crop(sd, &crop); + u32 width = 640, height = 480; + ret = tw9910_set_frame(sd, &width, &height); if (ret < 0) return ret; } @@ -768,17 +718,7 @@ static int tw9910_g_fmt(struct v4l2_subdev *sd, static int tw9910_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct tw9910_priv *priv = to_tw9910(client); - /* See tw9910_s_crop() - no proper cropping support */ - struct v4l2_crop a = { - .c = { - .left = 0, - .top = 0, - .width = mf->width, - .height = mf->height, - }, - }; + u32 width = mf->width, height = mf->height; int ret; WARN_ON(mf->field != V4L2_FIELD_ANY && @@ -792,10 +732,10 @@ static int tw9910_s_fmt(struct v4l2_subdev *sd, mf->colorspace = V4L2_COLORSPACE_JPEG; - ret = tw9910_s_crop(sd, &a); + ret = tw9910_set_frame(sd, &width, &height); if (!ret) { - mf->width = priv->scale->width; - mf->height = priv->scale->height; + mf->width = width; + mf->height = height; } return ret; } @@ -804,7 +744,7 @@ static int tw9910_try_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf) { struct i2c_client *client = v4l2_get_subdevdata(sd); - struct soc_camera_device *icd = client->dev.platform_data; + struct tw9910_priv *priv = to_tw9910(client); const struct tw9910_scale_ctrl *scale; if (V4L2_FIELD_ANY == mf->field) { @@ -820,7 +760,7 @@ static int tw9910_try_fmt(struct v4l2_subdev *sd, /* * select suitable norm */ - scale = tw9910_select_norm(icd, mf->width, mf->height); + scale = tw9910_select_norm(priv->norm, mf->width, mf->height); if (!scale) return -EINVAL; @@ -830,16 +770,11 @@ static int tw9910_try_fmt(struct v4l2_subdev *sd, return 0; } -static int tw9910_video_probe(struct soc_camera_device *icd, - struct i2c_client *client) +static int tw9910_video_probe(struct i2c_client *client) { struct tw9910_priv *priv = to_tw9910(client); s32 id; - /* We must have a parent by now. And it cannot be a wrong one. */ - BUG_ON(!icd->parent || - to_soc_camera_host(icd->parent)->nr != icd->iface); - /* * tw9910 only use 8 or 16 bit bus width */ @@ -868,20 +803,15 @@ static int tw9910_video_probe(struct soc_camera_device *icd, dev_info(&client->dev, "tw9910 Product ID %0x:%0x\n", id, priv->revision); - icd->vdev->tvnorms = V4L2_STD_NTSC | V4L2_STD_PAL; - icd->vdev->current_norm = V4L2_STD_NTSC; + priv->norm = V4L2_STD_NTSC; return 0; } -static struct soc_camera_ops tw9910_ops = { - .set_bus_param = tw9910_set_bus_param, - .query_bus_param = tw9910_query_bus_param, -}; - static struct v4l2_subdev_core_ops tw9910_subdev_core_ops = { .g_chip_ident = tw9910_g_chip_ident, .s_std = tw9910_s_std, + .g_std = tw9910_g_std, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = tw9910_g_register, .s_register = tw9910_s_register, @@ -898,6 +828,45 @@ static int tw9910_enum_fmt(struct v4l2_subdev *sd, unsigned int index, return 0; } +static int tw9910_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + + cfg->flags = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER | + V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_LOW | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_LOW | + V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + cfg->flags = soc_camera_apply_board_flags(icl, cfg); + + return 0; +} + +static int tw9910_s_mbus_config(struct v4l2_subdev *sd, + const struct v4l2_mbus_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + u8 val = VSSL_VVALID | HSSL_DVALID; + unsigned long flags = soc_camera_apply_board_flags(icl, cfg); + + /* + * set OUTCTR1 + * + * We use VVALID and DVALID signals to control VSYNC and HSYNC + * outputs, in this mode their polarity is inverted. + */ + if (flags & V4L2_MBUS_HSYNC_ACTIVE_LOW) + val |= HSP_HI; + + if (flags & V4L2_MBUS_VSYNC_ACTIVE_LOW) + val |= VSP_HI; + + return i2c_smbus_write_byte_data(client, OUTCTR1, val); +} + static struct v4l2_subdev_video_ops tw9910_subdev_video_ops = { .s_stream = tw9910_s_stream, .g_mbus_fmt = tw9910_g_fmt, @@ -905,8 +874,9 @@ static struct v4l2_subdev_video_ops tw9910_subdev_video_ops = { .try_mbus_fmt = tw9910_try_fmt, .cropcap = tw9910_cropcap, .g_crop = tw9910_g_crop, - .s_crop = tw9910_s_crop, .enum_mbus_fmt = tw9910_enum_fmt, + .g_mbus_config = tw9910_g_mbus_config, + .s_mbus_config = tw9910_s_mbus_config, }; static struct v4l2_subdev_ops tw9910_subdev_ops = { @@ -922,23 +892,18 @@ static int tw9910_probe(struct i2c_client *client, const struct i2c_device_id *did) { - struct tw9910_priv *priv; - struct tw9910_video_info *info; - struct soc_camera_device *icd = client->dev.platform_data; - struct i2c_adapter *adapter = + struct tw9910_priv *priv; + struct tw9910_video_info *info; + struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); - struct soc_camera_link *icl; - int ret; + struct soc_camera_link *icl = soc_camera_i2c_to_link(client); + int ret; - if (!icd) { - dev_err(&client->dev, "TW9910: missing soc-camera data!\n"); + if (!icl || !icl->priv) { + dev_err(&client->dev, "TW9910: missing platform data!\n"); return -EINVAL; } - icl = to_soc_camera_link(icd); - if (!icl || !icl->priv) - return -EINVAL; - info = icl->priv; if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { @@ -956,14 +921,9 @@ static int tw9910_probe(struct i2c_client *client, v4l2_i2c_subdev_init(&priv->subdev, client, &tw9910_subdev_ops); - icd->ops = &tw9910_ops; - icd->iface = icl->bus_id; - - ret = tw9910_video_probe(icd, client); - if (ret) { - icd->ops = NULL; + ret = tw9910_video_probe(client); + if (ret) kfree(priv); - } return ret; } @@ -971,9 +931,7 @@ static int tw9910_probe(struct i2c_client *client, static int tw9910_remove(struct i2c_client *client) { struct tw9910_priv *priv = to_tw9910(client); - struct soc_camera_device *icd = client->dev.platform_data; - icd->ops = NULL; kfree(priv); return 0; } diff --git a/drivers/media/video/v4l2-compat-ioctl32.c b/drivers/media/video/v4l2-compat-ioctl32.c index 61979b70f388..c68531b88279 100644 --- a/drivers/media/video/v4l2-compat-ioctl32.c +++ b/drivers/media/video/v4l2-compat-ioctl32.c @@ -159,11 +159,25 @@ struct v4l2_format32 { } fmt; }; -static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) +/** + * struct v4l2_create_buffers32 - VIDIOC_CREATE_BUFS32 argument + * @index: on return, index of the first created buffer + * @count: entry: number of requested buffers, + * return: number of created buffers + * @memory: buffer memory type + * @format: frame format, for which buffers are requested + * @reserved: future extensions + */ +struct v4l2_create_buffers32 { + __u32 index; + __u32 count; + enum v4l2_memory memory; + struct v4l2_format32 format; + __u32 reserved[8]; +}; + +static int __get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) { - if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_format32)) || - get_user(kp->type, &up->type)) - return -EFAULT; switch (kp->type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: case V4L2_BUF_TYPE_VIDEO_OUTPUT: @@ -192,11 +206,24 @@ static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user } } -static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) +static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) +{ + if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_format32)) || + get_user(kp->type, &up->type)) + return -EFAULT; + return __get_v4l2_format32(kp, up); +} + +static int get_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_buffers32 __user *up) +{ + if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_create_buffers32)) || + copy_from_user(kp, up, offsetof(struct v4l2_create_buffers32, format.fmt))) + return -EFAULT; + return __get_v4l2_format32(&kp->format, &up->format); +} + +static int __put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) { - if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_format32)) || - put_user(kp->type, &up->type)) - return -EFAULT; switch (kp->type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: case V4L2_BUF_TYPE_VIDEO_OUTPUT: @@ -225,6 +252,22 @@ static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user } } +static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) +{ + if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_format32)) || + put_user(kp->type, &up->type)) + return -EFAULT; + return __put_v4l2_format32(kp, up); +} + +static int put_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_buffers32 __user *up) +{ + if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_create_buffers32)) || + copy_to_user(up, kp, offsetof(struct v4l2_create_buffers32, format.fmt))) + return -EFAULT; + return __put_v4l2_format32(&kp->format, &up->format); +} + struct v4l2_standard32 { __u32 index; __u32 id[2]; /* __u64 would get the alignment wrong */ @@ -702,6 +745,8 @@ static int put_v4l2_event32(struct v4l2_event *kp, struct v4l2_event32 __user *u #define VIDIOC_S_EXT_CTRLS32 _IOWR('V', 72, struct v4l2_ext_controls32) #define VIDIOC_TRY_EXT_CTRLS32 _IOWR('V', 73, struct v4l2_ext_controls32) #define VIDIOC_DQEVENT32 _IOR ('V', 89, struct v4l2_event32) +#define VIDIOC_CREATE_BUFS32 _IOWR('V', 92, struct v4l2_create_buffers32) +#define VIDIOC_PREPARE_BUF32 _IOWR('V', 93, struct v4l2_buffer32) #define VIDIOC_OVERLAY32 _IOW ('V', 14, s32) #define VIDIOC_STREAMON32 _IOW ('V', 18, s32) @@ -721,6 +766,7 @@ static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long ar struct v4l2_standard v2s; struct v4l2_ext_controls v2ecs; struct v4l2_event v2ev; + struct v4l2_create_buffers v2crt; unsigned long vx; int vi; } karg; @@ -751,6 +797,8 @@ static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long ar case VIDIOC_S_INPUT32: cmd = VIDIOC_S_INPUT; break; case VIDIOC_G_OUTPUT32: cmd = VIDIOC_G_OUTPUT; break; case VIDIOC_S_OUTPUT32: cmd = VIDIOC_S_OUTPUT; break; + case VIDIOC_CREATE_BUFS32: cmd = VIDIOC_CREATE_BUFS; break; + case VIDIOC_PREPARE_BUF32: cmd = VIDIOC_PREPARE_BUF; break; } switch (cmd) { @@ -775,6 +823,12 @@ static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long ar compatible_arg = 0; break; + case VIDIOC_CREATE_BUFS: + err = get_v4l2_create32(&karg.v2crt, up); + compatible_arg = 0; + break; + + case VIDIOC_PREPARE_BUF: case VIDIOC_QUERYBUF: case VIDIOC_QBUF: case VIDIOC_DQBUF: @@ -860,6 +914,10 @@ static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long ar err = put_v4l2_format32(&karg.v2f, up); break; + case VIDIOC_CREATE_BUFS: + err = put_v4l2_create32(&karg.v2crt, up); + break; + case VIDIOC_QUERYBUF: case VIDIOC_QBUF: case VIDIOC_DQBUF: @@ -959,6 +1017,8 @@ long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) case VIDIOC_DQEVENT32: case VIDIOC_SUBSCRIBE_EVENT: case VIDIOC_UNSUBSCRIBE_EVENT: + case VIDIOC_CREATE_BUFS32: + case VIDIOC_PREPARE_BUF32: ret = do_video_ioctl(file, cmd, arg); break; diff --git a/drivers/media/video/v4l2-ctrls.c b/drivers/media/video/v4l2-ctrls.c index fc8666ae408f..5552f8137571 100644 --- a/drivers/media/video/v4l2-ctrls.c +++ b/drivers/media/video/v4l2-ctrls.c @@ -210,6 +210,7 @@ const char * const *v4l2_ctrl_get_menu(u32 id) "Disabled", "50 Hz", "60 Hz", + "Auto", NULL }; static const char * const camera_exposure_auto[] = { diff --git a/drivers/media/video/v4l2-device.c b/drivers/media/video/v4l2-device.c index e6a2c3b302d4..9fc0ae8a526a 100644 --- a/drivers/media/video/v4l2-device.c +++ b/drivers/media/video/v4l2-device.c @@ -21,6 +21,7 @@ #include <linux/types.h> #include <linux/ioctl.h> #include <linux/i2c.h> +#include <linux/slab.h> #if defined(CONFIG_SPI) #include <linux/spi/spi.h> #endif @@ -193,6 +194,13 @@ int v4l2_device_register_subdev(struct v4l2_device *v4l2_dev, } EXPORT_SYMBOL_GPL(v4l2_device_register_subdev); +static void v4l2_device_release_subdev_node(struct video_device *vdev) +{ + struct v4l2_subdev *sd = video_get_drvdata(vdev); + sd->devnode = NULL; + kfree(vdev); +} + int v4l2_device_register_subdev_nodes(struct v4l2_device *v4l2_dev) { struct video_device *vdev; @@ -206,22 +214,40 @@ int v4l2_device_register_subdev_nodes(struct v4l2_device *v4l2_dev) if (!(sd->flags & V4L2_SUBDEV_FL_HAS_DEVNODE)) continue; - vdev = &sd->devnode; + vdev = kzalloc(sizeof(*vdev), GFP_KERNEL); + if (!vdev) { + err = -ENOMEM; + goto clean_up; + } + + video_set_drvdata(vdev, sd); strlcpy(vdev->name, sd->name, sizeof(vdev->name)); vdev->v4l2_dev = v4l2_dev; vdev->fops = &v4l2_subdev_fops; - vdev->release = video_device_release_empty; + vdev->release = v4l2_device_release_subdev_node; vdev->ctrl_handler = sd->ctrl_handler; err = __video_register_device(vdev, VFL_TYPE_SUBDEV, -1, 1, sd->owner); - if (err < 0) - return err; + if (err < 0) { + kfree(vdev); + goto clean_up; + } #if defined(CONFIG_MEDIA_CONTROLLER) sd->entity.v4l.major = VIDEO_MAJOR; sd->entity.v4l.minor = vdev->minor; #endif + sd->devnode = vdev; } return 0; + +clean_up: + list_for_each_entry(sd, &v4l2_dev->subdevs, list) { + if (!sd->devnode) + break; + video_unregister_device(sd->devnode); + } + + return err; } EXPORT_SYMBOL_GPL(v4l2_device_register_subdev_nodes); @@ -247,7 +273,7 @@ void v4l2_device_unregister_subdev(struct v4l2_subdev *sd) if (v4l2_dev->mdev) media_device_unregister_entity(&sd->entity); #endif - video_unregister_device(&sd->devnode); + video_unregister_device(sd->devnode); module_put(sd->owner); } EXPORT_SYMBOL_GPL(v4l2_device_unregister_subdev); diff --git a/drivers/media/video/v4l2-ioctl.c b/drivers/media/video/v4l2-ioctl.c index 24fd43322150..e1da8fc9dd2f 100644 --- a/drivers/media/video/v4l2-ioctl.c +++ b/drivers/media/video/v4l2-ioctl.c @@ -273,6 +273,8 @@ static const char *v4l2_ioctls[] = { [_IOC_NR(VIDIOC_DQEVENT)] = "VIDIOC_DQEVENT", [_IOC_NR(VIDIOC_SUBSCRIBE_EVENT)] = "VIDIOC_SUBSCRIBE_EVENT", [_IOC_NR(VIDIOC_UNSUBSCRIBE_EVENT)] = "VIDIOC_UNSUBSCRIBE_EVENT", + [_IOC_NR(VIDIOC_CREATE_BUFS)] = "VIDIOC_CREATE_BUFS", + [_IOC_NR(VIDIOC_PREPARE_BUF)] = "VIDIOC_PREPARE_BUF", }; #define V4L2_IOCTLS ARRAY_SIZE(v4l2_ioctls) @@ -2104,6 +2106,40 @@ static long __video_do_ioctl(struct file *file, dbgarg(cmd, "type=0x%8.8x", sub->type); break; } + case VIDIOC_CREATE_BUFS: + { + struct v4l2_create_buffers *create = arg; + + if (!ops->vidioc_create_bufs) + break; + if (ret_prio) { + ret = ret_prio; + break; + } + ret = check_fmt(ops, create->format.type); + if (ret) + break; + + ret = ops->vidioc_create_bufs(file, fh, create); + + dbgarg(cmd, "count=%d @ %d\n", create->count, create->index); + break; + } + case VIDIOC_PREPARE_BUF: + { + struct v4l2_buffer *b = arg; + + if (!ops->vidioc_prepare_buf) + break; + ret = check_fmt(ops, b->type); + if (ret) + break; + + ret = ops->vidioc_prepare_buf(file, fh, b); + + dbgarg(cmd, "index=%d", b->index); + break; + } default: if (!ops->vidioc_default) break; diff --git a/drivers/media/video/videobuf2-core.c b/drivers/media/video/videobuf2-core.c index 3f5c7a38e6e8..979e544388cb 100644 --- a/drivers/media/video/videobuf2-core.c +++ b/drivers/media/video/videobuf2-core.c @@ -38,7 +38,8 @@ module_param(debug, int, 0644); (((q)->ops->op) ? ((q)->ops->op(args)) : 0) #define V4L2_BUFFER_STATE_FLAGS (V4L2_BUF_FLAG_MAPPED | V4L2_BUF_FLAG_QUEUED | \ - V4L2_BUF_FLAG_DONE | V4L2_BUF_FLAG_ERROR) + V4L2_BUF_FLAG_DONE | V4L2_BUF_FLAG_ERROR | \ + V4L2_BUF_FLAG_PREPARED) /** * __vb2_buf_mem_alloc() - allocate video memory for the given buffer @@ -109,13 +110,22 @@ static void __vb2_buf_userptr_put(struct vb2_buffer *vb) * __setup_offsets() - setup unique offsets ("cookies") for every plane in * every buffer on the queue */ -static void __setup_offsets(struct vb2_queue *q) +static void __setup_offsets(struct vb2_queue *q, unsigned int n) { unsigned int buffer, plane; struct vb2_buffer *vb; - unsigned long off = 0; + unsigned long off; - for (buffer = 0; buffer < q->num_buffers; ++buffer) { + if (q->num_buffers) { + struct v4l2_plane *p; + vb = q->bufs[q->num_buffers - 1]; + p = &vb->v4l2_planes[vb->num_planes - 1]; + off = PAGE_ALIGN(p->m.mem_offset + p->length); + } else { + off = 0; + } + + for (buffer = q->num_buffers; buffer < q->num_buffers + n; ++buffer) { vb = q->bufs[buffer]; if (!vb) continue; @@ -161,7 +171,7 @@ static int __vb2_queue_alloc(struct vb2_queue *q, enum v4l2_memory memory, vb->state = VB2_BUF_STATE_DEQUEUED; vb->vb2_queue = q; vb->num_planes = num_planes; - vb->v4l2_buf.index = buffer; + vb->v4l2_buf.index = q->num_buffers + buffer; vb->v4l2_buf.type = q->type; vb->v4l2_buf.memory = memory; @@ -189,15 +199,13 @@ static int __vb2_queue_alloc(struct vb2_queue *q, enum v4l2_memory memory, } } - q->bufs[buffer] = vb; + q->bufs[q->num_buffers + buffer] = vb; } - q->num_buffers = buffer; - - __setup_offsets(q); + __setup_offsets(q, buffer); dprintk(1, "Allocated %d buffers, %d plane(s) each\n", - q->num_buffers, num_planes); + buffer, num_planes); return buffer; } @@ -205,12 +213,13 @@ static int __vb2_queue_alloc(struct vb2_queue *q, enum v4l2_memory memory, /** * __vb2_free_mem() - release all video buffer memory for a given queue */ -static void __vb2_free_mem(struct vb2_queue *q) +static void __vb2_free_mem(struct vb2_queue *q, unsigned int buffers) { unsigned int buffer; struct vb2_buffer *vb; - for (buffer = 0; buffer < q->num_buffers; ++buffer) { + for (buffer = q->num_buffers - buffers; buffer < q->num_buffers; + ++buffer) { vb = q->bufs[buffer]; if (!vb) continue; @@ -224,17 +233,18 @@ static void __vb2_free_mem(struct vb2_queue *q) } /** - * __vb2_queue_free() - free the queue - video memory and related information - * and return the queue to an uninitialized state. Might be called even if the - * queue has already been freed. + * __vb2_queue_free() - free buffers at the end of the queue - video memory and + * related information, if no buffers are left return the queue to an + * uninitialized state. Might be called even if the queue has already been freed. */ -static void __vb2_queue_free(struct vb2_queue *q) +static void __vb2_queue_free(struct vb2_queue *q, unsigned int buffers) { unsigned int buffer; /* Call driver-provided cleanup function for each buffer, if provided */ if (q->ops->buf_cleanup) { - for (buffer = 0; buffer < q->num_buffers; ++buffer) { + for (buffer = q->num_buffers - buffers; buffer < q->num_buffers; + ++buffer) { if (NULL == q->bufs[buffer]) continue; q->ops->buf_cleanup(q->bufs[buffer]); @@ -242,23 +252,25 @@ static void __vb2_queue_free(struct vb2_queue *q) } /* Release video buffer memory */ - __vb2_free_mem(q); + __vb2_free_mem(q, buffers); /* Free videobuf buffers */ - for (buffer = 0; buffer < q->num_buffers; ++buffer) { + for (buffer = q->num_buffers - buffers; buffer < q->num_buffers; + ++buffer) { kfree(q->bufs[buffer]); q->bufs[buffer] = NULL; } - q->num_buffers = 0; - q->memory = 0; + q->num_buffers -= buffers; + if (!q->num_buffers) + q->memory = 0; } /** * __verify_planes_array() - verify that the planes array passed in struct * v4l2_buffer from userspace can be safely used */ -static int __verify_planes_array(struct vb2_buffer *vb, struct v4l2_buffer *b) +static int __verify_planes_array(struct vb2_buffer *vb, const struct v4l2_buffer *b) { /* Is memory for copying plane information present? */ if (NULL == b->m.planes) { @@ -318,7 +330,7 @@ static bool __buffers_in_use(struct vb2_queue *q) static int __fill_v4l2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b) { struct vb2_queue *q = vb->vb2_queue; - int ret = 0; + int ret; /* Copy back data such as timestamp, flags, input, etc. */ memcpy(b, &vb->v4l2_buf, offsetof(struct v4l2_buffer, m)); @@ -365,6 +377,9 @@ static int __fill_v4l2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b) case VB2_BUF_STATE_DONE: b->flags |= V4L2_BUF_FLAG_DONE; break; + case VB2_BUF_STATE_PREPARED: + b->flags |= V4L2_BUF_FLAG_PREPARED; + break; case VB2_BUF_STATE_DEQUEUED: /* nothing */ break; @@ -373,7 +388,7 @@ static int __fill_v4l2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b) if (__buffer_in_use(q, vb)) b->flags |= V4L2_BUF_FLAG_MAPPED; - return ret; + return 0; } /** @@ -459,7 +474,7 @@ static int __verify_mmap_ops(struct vb2_queue *q) */ int vb2_reqbufs(struct vb2_queue *q, struct v4l2_requestbuffers *req) { - unsigned int num_buffers, num_planes; + unsigned int num_buffers, allocated_buffers, num_planes = 0; int ret = 0; if (q->fileio) { @@ -507,7 +522,7 @@ int vb2_reqbufs(struct vb2_queue *q, struct v4l2_requestbuffers *req) return -EBUSY; } - __vb2_queue_free(q); + __vb2_queue_free(q, q->num_buffers); /* * In case of REQBUFS(0) return immediately without calling @@ -529,7 +544,7 @@ int vb2_reqbufs(struct vb2_queue *q, struct v4l2_requestbuffers *req) * Ask the driver how many buffers and planes per buffer it requires. * Driver also sets the size and allocator context for each plane. */ - ret = call_qop(q, queue_setup, q, &num_buffers, &num_planes, + ret = call_qop(q, queue_setup, q, NULL, &num_buffers, &num_planes, q->plane_sizes, q->alloc_ctx); if (ret) return ret; @@ -541,44 +556,168 @@ int vb2_reqbufs(struct vb2_queue *q, struct v4l2_requestbuffers *req) return -ENOMEM; } + allocated_buffers = ret; + /* * Check if driver can handle the allocated number of buffers. */ - if (ret < num_buffers) { - unsigned int orig_num_buffers; + if (allocated_buffers < num_buffers) { + num_buffers = allocated_buffers; - orig_num_buffers = num_buffers = ret; - ret = call_qop(q, queue_setup, q, &num_buffers, &num_planes, - q->plane_sizes, q->alloc_ctx); - if (ret) - goto free_mem; + ret = call_qop(q, queue_setup, q, NULL, &num_buffers, + &num_planes, q->plane_sizes, q->alloc_ctx); - if (orig_num_buffers < num_buffers) { + if (!ret && allocated_buffers < num_buffers) ret = -ENOMEM; - goto free_mem; - } /* - * Ok, driver accepted smaller number of buffers. + * Either the driver has accepted a smaller number of buffers, + * or .queue_setup() returned an error */ - ret = num_buffers; + } + + q->num_buffers = allocated_buffers; + + if (ret < 0) { + __vb2_queue_free(q, allocated_buffers); + return ret; } /* * Return the number of successfully allocated buffers * to the userspace. */ - req->count = ret; + req->count = allocated_buffers; return 0; - -free_mem: - __vb2_queue_free(q); - return ret; } EXPORT_SYMBOL_GPL(vb2_reqbufs); /** + * vb2_create_bufs() - Allocate buffers and any required auxiliary structs + * @q: videobuf2 queue + * @create: creation parameters, passed from userspace to vidioc_create_bufs + * handler in driver + * + * Should be called from vidioc_create_bufs ioctl handler of a driver. + * This function: + * 1) verifies parameter sanity + * 2) calls the .queue_setup() queue operation + * 3) performs any necessary memory allocations + * + * The return values from this function are intended to be directly returned + * from vidioc_create_bufs handler in driver. + */ +int vb2_create_bufs(struct vb2_queue *q, struct v4l2_create_buffers *create) +{ + unsigned int num_planes = 0, num_buffers, allocated_buffers; + int ret = 0; + + if (q->fileio) { + dprintk(1, "%s(): file io in progress\n", __func__); + return -EBUSY; + } + + if (create->memory != V4L2_MEMORY_MMAP + && create->memory != V4L2_MEMORY_USERPTR) { + dprintk(1, "%s(): unsupported memory type\n", __func__); + return -EINVAL; + } + + if (create->format.type != q->type) { + dprintk(1, "%s(): requested type is incorrect\n", __func__); + return -EINVAL; + } + + /* + * Make sure all the required memory ops for given memory type + * are available. + */ + if (create->memory == V4L2_MEMORY_MMAP && __verify_mmap_ops(q)) { + dprintk(1, "%s(): MMAP for current setup unsupported\n", __func__); + return -EINVAL; + } + + if (create->memory == V4L2_MEMORY_USERPTR && __verify_userptr_ops(q)) { + dprintk(1, "%s(): USERPTR for current setup unsupported\n", __func__); + return -EINVAL; + } + + if (q->num_buffers == VIDEO_MAX_FRAME) { + dprintk(1, "%s(): maximum number of buffers already allocated\n", + __func__); + return -ENOBUFS; + } + + create->index = q->num_buffers; + + if (!q->num_buffers) { + memset(q->plane_sizes, 0, sizeof(q->plane_sizes)); + memset(q->alloc_ctx, 0, sizeof(q->alloc_ctx)); + q->memory = create->memory; + } + + num_buffers = min(create->count, VIDEO_MAX_FRAME - q->num_buffers); + + /* + * Ask the driver, whether the requested number of buffers, planes per + * buffer and their sizes are acceptable + */ + ret = call_qop(q, queue_setup, q, &create->format, &num_buffers, + &num_planes, q->plane_sizes, q->alloc_ctx); + if (ret) + return ret; + + /* Finally, allocate buffers and video memory */ + ret = __vb2_queue_alloc(q, create->memory, num_buffers, + num_planes); + if (ret < 0) { + dprintk(1, "Memory allocation failed with error: %d\n", ret); + return ret; + } + + allocated_buffers = ret; + + /* + * Check if driver can handle the so far allocated number of buffers. + */ + if (ret < num_buffers) { + num_buffers = ret; + + /* + * q->num_buffers contains the total number of buffers, that the + * queue driver has set up + */ + ret = call_qop(q, queue_setup, q, &create->format, &num_buffers, + &num_planes, q->plane_sizes, q->alloc_ctx); + + if (!ret && allocated_buffers < num_buffers) + ret = -ENOMEM; + + /* + * Either the driver has accepted a smaller number of buffers, + * or .queue_setup() returned an error + */ + } + + q->num_buffers += allocated_buffers; + + if (ret < 0) { + __vb2_queue_free(q, allocated_buffers); + return ret; + } + + /* + * Return the number of successfully allocated buffers + * to the userspace. + */ + create->count = allocated_buffers; + + return 0; +} +EXPORT_SYMBOL_GPL(vb2_create_bufs); + +/** * vb2_plane_vaddr() - Return a kernel virtual address of a given plane * @vb: vb2_buffer to which the plane in question belongs to * @plane_no: plane number for which the address is to be returned @@ -662,7 +801,7 @@ EXPORT_SYMBOL_GPL(vb2_buffer_done); * __fill_vb2_buffer() - fill a vb2_buffer with information provided in * a v4l2_buffer by the userspace */ -static int __fill_vb2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b, +static int __fill_vb2_buffer(struct vb2_buffer *vb, const struct v4l2_buffer *b, struct v4l2_plane *v4l2_planes) { unsigned int plane; @@ -726,7 +865,7 @@ static int __fill_vb2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b, /** * __qbuf_userptr() - handle qbuf of a USERPTR buffer */ -static int __qbuf_userptr(struct vb2_buffer *vb, struct v4l2_buffer *b) +static int __qbuf_userptr(struct vb2_buffer *vb, const struct v4l2_buffer *b) { struct v4l2_plane planes[VIDEO_MAX_PLANES]; struct vb2_queue *q = vb->vb2_queue; @@ -815,7 +954,7 @@ err: /** * __qbuf_mmap() - handle qbuf of an MMAP buffer */ -static int __qbuf_mmap(struct vb2_buffer *vb, struct v4l2_buffer *b) +static int __qbuf_mmap(struct vb2_buffer *vb, const struct v4l2_buffer *b) { return __fill_vb2_buffer(vb, b, vb->v4l2_planes); } @@ -832,6 +971,95 @@ static void __enqueue_in_driver(struct vb2_buffer *vb) q->ops->buf_queue(vb); } +static int __buf_prepare(struct vb2_buffer *vb, const struct v4l2_buffer *b) +{ + struct vb2_queue *q = vb->vb2_queue; + int ret; + + switch (q->memory) { + case V4L2_MEMORY_MMAP: + ret = __qbuf_mmap(vb, b); + break; + case V4L2_MEMORY_USERPTR: + ret = __qbuf_userptr(vb, b); + break; + default: + WARN(1, "Invalid queue type\n"); + ret = -EINVAL; + } + + if (!ret) + ret = call_qop(q, buf_prepare, vb); + if (ret) + dprintk(1, "qbuf: buffer preparation failed: %d\n", ret); + else + vb->state = VB2_BUF_STATE_PREPARED; + + return ret; +} + +/** + * vb2_prepare_buf() - Pass ownership of a buffer from userspace to the kernel + * @q: videobuf2 queue + * @b: buffer structure passed from userspace to vidioc_prepare_buf + * handler in driver + * + * Should be called from vidioc_prepare_buf ioctl handler of a driver. + * This function: + * 1) verifies the passed buffer, + * 2) calls buf_prepare callback in the driver (if provided), in which + * driver-specific buffer initialization can be performed, + * + * The return values from this function are intended to be directly returned + * from vidioc_prepare_buf handler in driver. + */ +int vb2_prepare_buf(struct vb2_queue *q, struct v4l2_buffer *b) +{ + struct vb2_buffer *vb; + int ret; + + if (q->fileio) { + dprintk(1, "%s(): file io in progress\n", __func__); + return -EBUSY; + } + + if (b->type != q->type) { + dprintk(1, "%s(): invalid buffer type\n", __func__); + return -EINVAL; + } + + if (b->index >= q->num_buffers) { + dprintk(1, "%s(): buffer index out of range\n", __func__); + return -EINVAL; + } + + vb = q->bufs[b->index]; + if (NULL == vb) { + /* Should never happen */ + dprintk(1, "%s(): buffer is NULL\n", __func__); + return -EINVAL; + } + + if (b->memory != q->memory) { + dprintk(1, "%s(): invalid memory type\n", __func__); + return -EINVAL; + } + + if (vb->state != VB2_BUF_STATE_DEQUEUED) { + dprintk(1, "%s(): invalid buffer state %d\n", __func__, vb->state); + return -EINVAL; + } + + ret = __buf_prepare(vb, b); + if (ret < 0) + return ret; + + __fill_v4l2_buffer(vb, b); + + return 0; +} +EXPORT_SYMBOL_GPL(vb2_prepare_buf); + /** * vb2_qbuf() - Queue a buffer from userspace * @q: videobuf2 queue @@ -841,8 +1069,8 @@ static void __enqueue_in_driver(struct vb2_buffer *vb) * Should be called from vidioc_qbuf ioctl handler of a driver. * This function: * 1) verifies the passed buffer, - * 2) calls buf_prepare callback in the driver (if provided), in which - * driver-specific buffer initialization can be performed, + * 2) if necessary, calls buf_prepare callback in the driver (if provided), in + * which driver-specific buffer initialization can be performed, * 3) if streaming is on, queues the buffer in driver by the means of buf_queue * callback for processing. * @@ -852,7 +1080,7 @@ static void __enqueue_in_driver(struct vb2_buffer *vb) int vb2_qbuf(struct vb2_queue *q, struct v4l2_buffer *b) { struct vb2_buffer *vb; - int ret = 0; + int ret; if (q->fileio) { dprintk(1, "qbuf: file io in progress\n"); @@ -881,29 +1109,18 @@ int vb2_qbuf(struct vb2_queue *q, struct v4l2_buffer *b) return -EINVAL; } - if (vb->state != VB2_BUF_STATE_DEQUEUED) { + switch (vb->state) { + case VB2_BUF_STATE_DEQUEUED: + ret = __buf_prepare(vb, b); + if (ret) + return ret; + case VB2_BUF_STATE_PREPARED: + break; + default: dprintk(1, "qbuf: buffer already in use\n"); return -EINVAL; } - if (q->memory == V4L2_MEMORY_MMAP) - ret = __qbuf_mmap(vb, b); - else if (q->memory == V4L2_MEMORY_USERPTR) - ret = __qbuf_userptr(vb, b); - else { - WARN(1, "Invalid queue type\n"); - return -EINVAL; - } - - if (ret) - return ret; - - ret = call_qop(q, buf_prepare, vb); - if (ret) { - dprintk(1, "qbuf: buffer preparation failed\n"); - return ret; - } - /* * Add to the queued buffers list, a buffer will stay on it until * dequeued in dqbuf. @@ -918,6 +1135,9 @@ int vb2_qbuf(struct vb2_queue *q, struct v4l2_buffer *b) if (q->streaming) __enqueue_in_driver(vb); + /* Fill buffer information for the userspace */ + __fill_v4l2_buffer(vb, b); + dprintk(1, "qbuf of buffer %d succeeded\n", vb->v4l2_buf.index); return 0; } @@ -1347,6 +1567,37 @@ int vb2_mmap(struct vb2_queue *q, struct vm_area_struct *vma) } EXPORT_SYMBOL_GPL(vb2_mmap); +#ifndef CONFIG_MMU +unsigned long vb2_get_unmapped_area(struct vb2_queue *q, + unsigned long addr, + unsigned long len, + unsigned long pgoff, + unsigned long flags) +{ + unsigned long off = pgoff << PAGE_SHIFT; + struct vb2_buffer *vb; + unsigned int buffer, plane; + int ret; + + if (q->memory != V4L2_MEMORY_MMAP) { + dprintk(1, "Queue is not currently set up for mmap\n"); + return -EINVAL; + } + + /* + * Find the plane corresponding to the offset passed by userspace. + */ + ret = __find_plane_by_offset(q, off, &buffer, &plane); + if (ret) + return ret; + + vb = q->bufs[buffer]; + + return (unsigned long)vb2_plane_vaddr(vb, plane); +} +EXPORT_SYMBOL_GPL(vb2_get_unmapped_area); +#endif + static int __vb2_init_fileio(struct vb2_queue *q, int read); static int __vb2_cleanup_fileio(struct vb2_queue *q); @@ -1464,7 +1715,7 @@ void vb2_queue_release(struct vb2_queue *q) { __vb2_cleanup_fileio(q); __vb2_queue_cancel(q); - __vb2_queue_free(q); + __vb2_queue_free(q, q->num_buffers); } EXPORT_SYMBOL_GPL(vb2_queue_release); diff --git a/drivers/media/video/vivi.c b/drivers/media/video/vivi.c index 7cf94c09d99a..7d754fbcccbf 100644 --- a/drivers/media/video/vivi.c +++ b/drivers/media/video/vivi.c @@ -650,9 +650,9 @@ static void vivi_stop_generating(struct vivi_dev *dev) /* ------------------------------------------------------------------ Videobuf operations ------------------------------------------------------------------*/ -static int queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, - unsigned int *nplanes, unsigned int sizes[], - void *alloc_ctxs[]) +static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, + unsigned int *nbuffers, unsigned int *nplanes, + unsigned int sizes[], void *alloc_ctxs[]) { struct vivi_dev *dev = vb2_get_drv_priv(vq); unsigned long size; diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index d132c27dfb3f..25cdff36a78a 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -30,12 +30,6 @@ source "drivers/staging/et131x/Kconfig" source "drivers/staging/slicoss/Kconfig" -source "drivers/staging/go7007/Kconfig" - -source "drivers/staging/cx25821/Kconfig" - -source "drivers/staging/cxd2099/Kconfig" - source "drivers/staging/usbip/Kconfig" source "drivers/staging/winbond/Kconfig" @@ -104,20 +98,12 @@ source "drivers/staging/wlags49_h25/Kconfig" source "drivers/staging/sm7xx/Kconfig" -source "drivers/staging/dt3155v4l/Kconfig" - source "drivers/staging/crystalhd/Kconfig" source "drivers/staging/cxt1e1/Kconfig" source "drivers/staging/xgifb/Kconfig" -source "drivers/staging/lirc/Kconfig" - -source "drivers/staging/easycap/Kconfig" - -source "drivers/staging/solo6x10/Kconfig" - source "drivers/staging/tidspbridge/Kconfig" source "drivers/staging/quickstart/Kconfig" @@ -144,4 +130,6 @@ source "drivers/staging/mei/Kconfig" source "drivers/staging/nvec/Kconfig" +source "drivers/staging/media/Kconfig" + endif # STAGING diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index 936b7c22e18e..a25f3f26c7ff 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -4,12 +4,9 @@ obj-$(CONFIG_STAGING) += staging.o obj-y += serial/ +obj-y += media/ obj-$(CONFIG_ET131X) += et131x/ obj-$(CONFIG_SLICOSS) += slicoss/ -obj-$(CONFIG_VIDEO_GO7007) += go7007/ -obj-$(CONFIG_VIDEO_CX25821) += cx25821/ -obj-$(CONFIG_DVB_CXD2099) += cxd2099/ -obj-$(CONFIG_LIRC_STAGING) += lirc/ obj-$(CONFIG_USBIP_CORE) += usbip/ obj-$(CONFIG_W35UND) += winbond/ obj-$(CONFIG_PRISM2_USB) += wlan-ng/ @@ -44,12 +41,9 @@ obj-$(CONFIG_ZCACHE) += zcache/ obj-$(CONFIG_WLAGS49_H2) += wlags49_h2/ obj-$(CONFIG_WLAGS49_H25) += wlags49_h25/ obj-$(CONFIG_FB_SM7XX) += sm7xx/ -obj-$(CONFIG_VIDEO_DT3155) += dt3155v4l/ obj-$(CONFIG_CRYSTALHD) += crystalhd/ obj-$(CONFIG_CXT1E1) += cxt1e1/ obj-$(CONFIG_FB_XGI) += xgifb/ -obj-$(CONFIG_EASYCAP) += easycap/ -obj-$(CONFIG_SOLO6X10) += solo6x10/ obj-$(CONFIG_TIDSPBRIDGE) += tidspbridge/ obj-$(CONFIG_ACPI_QUICKSTART) += quickstart/ obj-$(CONFIG_SBE_2T3E3) += sbe-2t3e3/ diff --git a/drivers/staging/cx25821/README b/drivers/staging/cx25821/README deleted file mode 100644 index a9ba50b9888b..000000000000 --- a/drivers/staging/cx25821/README +++ /dev/null @@ -1,6 +0,0 @@ -Todo: - - checkpatch.pl cleanups - - sparse cleanups - -Please send patches to linux-media@vger.kernel.org - diff --git a/drivers/staging/media/Kconfig b/drivers/staging/media/Kconfig new file mode 100644 index 000000000000..7e5caa39ed3f --- /dev/null +++ b/drivers/staging/media/Kconfig @@ -0,0 +1,37 @@ +menuconfig STAGING_MEDIA + bool "Media staging drivers" + default n + ---help--- + This option allows you to select a number of media drivers that + don't have the "normal" Linux kernel quality level. + Most of them don't follow properly the V4L, DVB and/or RC API's, + so, they won't likely work fine with the existing applications. + That also means that, one fixed, their API's will change to match + the existing ones. + + If you wish to work on these drivers, to help improve them, or + to report problems you have with them, please use the + linux-media@vger.kernel.org mailing list. + + If in doubt, say N here. + + +if STAGING_MEDIA + +# Please keep them in alphabetic order +source "drivers/staging/media/as102/Kconfig" + +source "drivers/staging/media/cxd2099/Kconfig" + +source "drivers/staging/media/dt3155v4l/Kconfig" + +source "drivers/staging/media/easycap/Kconfig" + +source "drivers/staging/media/go7007/Kconfig" + +source "drivers/staging/media/solo6x10/Kconfig" + +# Keep LIRC at the end, as it has sub-menus +source "drivers/staging/media/lirc/Kconfig" + +endif diff --git a/drivers/staging/media/Makefile b/drivers/staging/media/Makefile new file mode 100644 index 000000000000..c69124cdb0d3 --- /dev/null +++ b/drivers/staging/media/Makefile @@ -0,0 +1,7 @@ +obj-$(CONFIG_DVB_AS102) += as102/ +obj-$(CONFIG_DVB_CXD2099) += cxd2099/ +obj-$(CONFIG_EASYCAP) += easycap/ +obj-$(CONFIG_LIRC_STAGING) += lirc/ +obj-$(CONFIG_SOLO6X10) += solo6x10/ +obj-$(CONFIG_VIDEO_DT3155) += dt3155v4l/ +obj-$(CONFIG_VIDEO_GO7007) += go7007/ diff --git a/drivers/staging/media/as102/Kconfig b/drivers/staging/media/as102/Kconfig new file mode 100644 index 000000000000..5865029db0f6 --- /dev/null +++ b/drivers/staging/media/as102/Kconfig @@ -0,0 +1,7 @@ +config DVB_AS102 + tristate "Abilis AS102 DVB receiver" + depends on DVB_CORE && USB && I2C && INPUT + help + Choose Y or M here if you have a device containing an AS102 + + To compile this driver as a module, choose M here diff --git a/drivers/staging/media/as102/Makefile b/drivers/staging/media/as102/Makefile new file mode 100644 index 000000000000..e7dbb6f814d5 --- /dev/null +++ b/drivers/staging/media/as102/Makefile @@ -0,0 +1,6 @@ +dvb-as102-objs := as102_drv.o as102_fw.o as10x_cmd.o as10x_cmd_stream.o \ + as102_fe.o as102_usb_drv.o as10x_cmd_cfg.o + +obj-$(CONFIG_DVB_AS102) += dvb-as102.o + +EXTRA_CFLAGS += -DCONFIG_AS102_USB -Idrivers/media/dvb/dvb-core diff --git a/drivers/staging/media/as102/as102_drv.c b/drivers/staging/media/as102/as102_drv.c new file mode 100644 index 000000000000..d335c7d6fa0f --- /dev/null +++ b/drivers/staging/media/as102/as102_drv.c @@ -0,0 +1,351 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * Copyright (C) 2010 Devin Heitmueller <dheitmueller@kernellabs.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/mm.h> +#include <linux/kref.h> +#include <asm/uaccess.h> +#include <linux/usb.h> + +/* header file for Usb device driver*/ +#include "as102_drv.h" +#include "as102_fw.h" +#include "dvbdev.h" + +int debug; +module_param_named(debug, debug, int, 0644); +MODULE_PARM_DESC(debug, "Turn on/off debugging (default: off)"); + +int dual_tuner; +module_param_named(dual_tuner, dual_tuner, int, 0644); +MODULE_PARM_DESC(dual_tuner, "Activate Dual-Tuner config (default: off)"); + +static int fw_upload = 1; +module_param_named(fw_upload, fw_upload, int, 0644); +MODULE_PARM_DESC(fw_upload, "Turn on/off default FW upload (default: on)"); + +static int pid_filtering; +module_param_named(pid_filtering, pid_filtering, int, 0644); +MODULE_PARM_DESC(pid_filtering, "Activate HW PID filtering (default: off)"); + +static int ts_auto_disable; +module_param_named(ts_auto_disable, ts_auto_disable, int, 0644); +MODULE_PARM_DESC(ts_auto_disable, "Stream Auto Enable on FW (default: off)"); + +int elna_enable = 1; +module_param_named(elna_enable, elna_enable, int, 0644); +MODULE_PARM_DESC(elna_enable, "Activate eLNA (default: on)"); + +#ifdef DVB_DEFINE_MOD_OPT_ADAPTER_NR +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); +#endif + +static void as102_stop_stream(struct as102_dev_t *dev) +{ + struct as102_bus_adapter_t *bus_adap; + + if (dev != NULL) + bus_adap = &dev->bus_adap; + else + return; + + if (bus_adap->ops->stop_stream != NULL) + bus_adap->ops->stop_stream(dev); + + if (ts_auto_disable) { + if (mutex_lock_interruptible(&dev->bus_adap.lock)) + return; + + if (as10x_cmd_stop_streaming(bus_adap) < 0) + dprintk(debug, "as10x_cmd_stop_streaming failed\n"); + + mutex_unlock(&dev->bus_adap.lock); + } +} + +static int as102_start_stream(struct as102_dev_t *dev) +{ + struct as102_bus_adapter_t *bus_adap; + int ret = -EFAULT; + + if (dev != NULL) + bus_adap = &dev->bus_adap; + else + return ret; + + if (bus_adap->ops->start_stream != NULL) + ret = bus_adap->ops->start_stream(dev); + + if (ts_auto_disable) { + if (mutex_lock_interruptible(&dev->bus_adap.lock)) + return -EFAULT; + + ret = as10x_cmd_start_streaming(bus_adap); + + mutex_unlock(&dev->bus_adap.lock); + } + + return ret; +} + +static int as10x_pid_filter(struct as102_dev_t *dev, + int index, u16 pid, int onoff) { + + struct as102_bus_adapter_t *bus_adap = &dev->bus_adap; + int ret = -EFAULT; + + ENTER(); + + if (mutex_lock_interruptible(&dev->bus_adap.lock)) { + dprintk(debug, "mutex_lock_interruptible(lock) failed !\n"); + return -EBUSY; + } + + switch (onoff) { + case 0: + ret = as10x_cmd_del_PID_filter(bus_adap, (uint16_t) pid); + dprintk(debug, "DEL_PID_FILTER([%02d] 0x%04x) ret = %d\n", + index, pid, ret); + break; + case 1: + { + struct as10x_ts_filter filter; + + filter.type = TS_PID_TYPE_TS; + filter.idx = 0xFF; + filter.pid = pid; + + ret = as10x_cmd_add_PID_filter(bus_adap, &filter); + dprintk(debug, "ADD_PID_FILTER([%02d -> %02d], 0x%04x) ret = %d\n", + index, filter.idx, filter.pid, ret); + break; + } + } + + mutex_unlock(&dev->bus_adap.lock); + + LEAVE(); + return ret; +} + +static int as102_dvb_dmx_start_feed(struct dvb_demux_feed *dvbdmxfeed) +{ + int ret = 0; + struct dvb_demux *demux = dvbdmxfeed->demux; + struct as102_dev_t *as102_dev = demux->priv; + + ENTER(); + + if (mutex_lock_interruptible(&as102_dev->sem)) + return -ERESTARTSYS; + + if (pid_filtering) { + as10x_pid_filter(as102_dev, + dvbdmxfeed->index, dvbdmxfeed->pid, 1); + } + + if (as102_dev->streaming++ == 0) + ret = as102_start_stream(as102_dev); + + mutex_unlock(&as102_dev->sem); + LEAVE(); + return ret; +} + +static int as102_dvb_dmx_stop_feed(struct dvb_demux_feed *dvbdmxfeed) +{ + struct dvb_demux *demux = dvbdmxfeed->demux; + struct as102_dev_t *as102_dev = demux->priv; + + ENTER(); + + if (mutex_lock_interruptible(&as102_dev->sem)) + return -ERESTARTSYS; + + if (--as102_dev->streaming == 0) + as102_stop_stream(as102_dev); + + if (pid_filtering) { + as10x_pid_filter(as102_dev, + dvbdmxfeed->index, dvbdmxfeed->pid, 0); + } + + mutex_unlock(&as102_dev->sem); + LEAVE(); + return 0; +} + +int as102_dvb_register(struct as102_dev_t *as102_dev) +{ + int ret = 0; + ENTER(); + + ret = dvb_register_adapter(&as102_dev->dvb_adap, + as102_dev->name, + THIS_MODULE, +#if defined(CONFIG_AS102_USB) + &as102_dev->bus_adap.usb_dev->dev +#elif defined(CONFIG_AS102_SPI) + &as102_dev->bus_adap.spi_dev->dev +#else +#error >>> dvb_register_adapter <<< +#endif +#ifdef DVB_DEFINE_MOD_OPT_ADAPTER_NR + , adapter_nr +#endif + ); + if (ret < 0) { + err("%s: dvb_register_adapter() failed (errno = %d)", + __func__, ret); + goto failed; + } + + as102_dev->dvb_dmx.priv = as102_dev; + as102_dev->dvb_dmx.filternum = pid_filtering ? 16 : 256; + as102_dev->dvb_dmx.feednum = 256; + as102_dev->dvb_dmx.start_feed = as102_dvb_dmx_start_feed; + as102_dev->dvb_dmx.stop_feed = as102_dvb_dmx_stop_feed; + + as102_dev->dvb_dmx.dmx.capabilities = DMX_TS_FILTERING | + DMX_SECTION_FILTERING; + + as102_dev->dvb_dmxdev.filternum = as102_dev->dvb_dmx.filternum; + as102_dev->dvb_dmxdev.demux = &as102_dev->dvb_dmx.dmx; + as102_dev->dvb_dmxdev.capabilities = 0; + + ret = dvb_dmx_init(&as102_dev->dvb_dmx); + if (ret < 0) { + err("%s: dvb_dmx_init() failed (errno = %d)", __func__, ret); + goto failed; + } + + ret = dvb_dmxdev_init(&as102_dev->dvb_dmxdev, &as102_dev->dvb_adap); + if (ret < 0) { + err("%s: dvb_dmxdev_init() failed (errno = %d)", __func__, + ret); + goto failed; + } + + ret = as102_dvb_register_fe(as102_dev, &as102_dev->dvb_fe); + if (ret < 0) { + err("%s: as102_dvb_register_frontend() failed (errno = %d)", + __func__, ret); + goto failed; + } + + /* init bus mutex for token locking */ + mutex_init(&as102_dev->bus_adap.lock); + + /* init start / stop stream mutex */ + mutex_init(&as102_dev->sem); + +#if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE) + /* + * try to load as102 firmware. If firmware upload failed, we'll be + * able to upload it later. + */ + if (fw_upload) + try_then_request_module(as102_fw_upload(&as102_dev->bus_adap), + "firmware_class"); +#endif + +failed: + LEAVE(); + /* FIXME: free dvb_XXX */ + return ret; +} + +void as102_dvb_unregister(struct as102_dev_t *as102_dev) +{ + ENTER(); + + /* unregister as102 frontend */ + as102_dvb_unregister_fe(&as102_dev->dvb_fe); + + /* unregister demux device */ + dvb_dmxdev_release(&as102_dev->dvb_dmxdev); + dvb_dmx_release(&as102_dev->dvb_dmx); + + /* unregister dvb adapter */ + dvb_unregister_adapter(&as102_dev->dvb_adap); + + LEAVE(); +} + +static int __init as102_driver_init(void) +{ + int ret = 0; + + ENTER(); + + /* register this driver with the low level subsystem */ +#if defined(CONFIG_AS102_USB) + ret = usb_register(&as102_usb_driver); + if (ret) + err("usb_register failed (ret = %d)", ret); +#endif +#if defined(CONFIG_AS102_SPI) + ret = spi_register_driver(&as102_spi_driver); + if (ret) + printk(KERN_ERR "spi_register failed (ret = %d)", ret); +#endif + + LEAVE(); + return ret; +} + +/* + * Mandatory function : Adds a special section to the module indicating + * where initialisation function is defined + */ +module_init(as102_driver_init); + +/** + * as102_driver_exit - as102 driver exit point + * + * This function is called when device has to be removed. + */ +static void __exit as102_driver_exit(void) +{ + ENTER(); + /* deregister this driver with the low level bus subsystem */ +#if defined(CONFIG_AS102_USB) + usb_deregister(&as102_usb_driver); +#endif +#if defined(CONFIG_AS102_SPI) + spi_unregister_driver(&as102_spi_driver); +#endif + LEAVE(); +} + +/* + * required function for unload: Adds a special section to the module + * indicating where unload function is defined + */ +module_exit(as102_driver_exit); +/* modinfo details */ +MODULE_DESCRIPTION(DRIVER_FULL_NAME); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Pierrick Hascoet <pierrick.hascoet@abilis.com>"); + +/* EOF - vim: set textwidth=80 ts=8 sw=8 sts=8 noet: */ diff --git a/drivers/staging/media/as102/as102_drv.h b/drivers/staging/media/as102/as102_drv.h new file mode 100644 index 000000000000..bcda635b5a99 --- /dev/null +++ b/drivers/staging/media/as102/as102_drv.h @@ -0,0 +1,141 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#if defined(CONFIG_AS102_USB) +#include <linux/usb.h> +extern struct usb_driver as102_usb_driver; +#endif + +#if defined(CONFIG_AS102_SPI) +#include <linux/platform_device.h> +#include <linux/spi/spi.h> +#include <linux/cdev.h> + +extern struct spi_driver as102_spi_driver; +#endif + +#include "dvb_demux.h" +#include "dvb_frontend.h" +#include "dmxdev.h" + +#define DRIVER_FULL_NAME "Abilis Systems as10x usb driver" +#define DRIVER_NAME "as10x_usb" + +extern int debug; + +#define dprintk(debug, args...) \ + do { if (debug) { \ + printk(KERN_DEBUG "%s: ",__FUNCTION__); \ + printk(args); \ + } } while (0) + +#ifdef TRACE +#define ENTER() printk(">> enter %s\n", __FUNCTION__) +#define LEAVE() printk("<< leave %s\n", __FUNCTION__) +#else +#define ENTER() +#define LEAVE() +#endif + +#define AS102_DEVICE_MAJOR 192 + +#define AS102_USB_BUF_SIZE 512 +#define MAX_STREAM_URB 32 + +#include "as10x_cmd.h" + +#if defined(CONFIG_AS102_USB) +#include "as102_usb_drv.h" +#endif + +#if defined(CONFIG_AS102_SPI) +#include "as10x_spi_drv.h" +#endif + + +struct as102_bus_adapter_t { +#if defined(CONFIG_AS102_USB) + struct usb_device *usb_dev; +#elif defined(CONFIG_AS102_SPI) + struct spi_device *spi_dev; + struct cdev cdev; /* spidev raw device */ + + struct timer_list timer; + struct completion xfer_done; +#endif + /* bus token lock */ + struct mutex lock; + /* low level interface for bus adapter */ + union as10x_bus_token_t { +#if defined(CONFIG_AS102_USB) + /* usb token */ + struct as10x_usb_token_cmd_t usb; +#endif +#if defined(CONFIG_AS102_SPI) + /* spi token */ + struct as10x_spi_token_cmd_t spi; +#endif + } token; + + /* token cmd xfer id */ + uint16_t cmd_xid; + + /* as10x command and response for dvb interface*/ + struct as10x_cmd_t *cmd, *rsp; + + /* bus adapter private ops callback */ + struct as102_priv_ops_t *ops; +}; + +struct as102_dev_t { + const char *name; + struct as102_bus_adapter_t bus_adap; + struct list_head device_entry; + struct kref kref; + unsigned long minor; + + struct dvb_adapter dvb_adap; + struct dvb_frontend dvb_fe; + struct dvb_demux dvb_dmx; + struct dmxdev dvb_dmxdev; + + /* demodulator stats */ + struct as10x_demod_stats demod_stats; + /* signal strength */ + uint16_t signal_strength; + /* bit error rate */ + uint32_t ber; + + /* timer handle to trig ts stream download */ + struct timer_list timer_handle; + + struct mutex sem; + dma_addr_t dma_addr; + void *stream; + int streaming; + struct urb *stream_urb[MAX_STREAM_URB]; +}; + +int as102_dvb_register(struct as102_dev_t *dev); +void as102_dvb_unregister(struct as102_dev_t *dev); + +int as102_dvb_register_fe(struct as102_dev_t *dev, struct dvb_frontend *fe); +int as102_dvb_unregister_fe(struct dvb_frontend *dev); + +/* EOF - vim: set textwidth=80 ts=8 sw=8 sts=8 noet: */ diff --git a/drivers/staging/media/as102/as102_fe.c b/drivers/staging/media/as102/as102_fe.c new file mode 100644 index 000000000000..3550f905367e --- /dev/null +++ b/drivers/staging/media/as102/as102_fe.c @@ -0,0 +1,603 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * Copyright (C) 2010 Devin Heitmueller <dheitmueller@kernellabs.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#include <linux/version.h> + +#include "as102_drv.h" +#include "as10x_types.h" +#include "as10x_cmd.h" + +extern int elna_enable; + +static void as10x_fe_copy_tps_parameters(struct dvb_frontend_parameters *dst, + struct as10x_tps *src); + +static void as102_fe_copy_tune_parameters(struct as10x_tune_args *dst, + struct dvb_frontend_parameters *src); + +static int as102_fe_set_frontend(struct dvb_frontend *fe, + struct dvb_frontend_parameters *params) +{ + int ret = 0; + struct as102_dev_t *dev; + struct as10x_tune_args tune_args = { 0 }; + + ENTER(); + + dev = (struct as102_dev_t *) fe->tuner_priv; + if (dev == NULL) + return -ENODEV; + + if (mutex_lock_interruptible(&dev->bus_adap.lock)) + return -EBUSY; + + as102_fe_copy_tune_parameters(&tune_args, params); + + /* send abilis command: SET_TUNE */ + ret = as10x_cmd_set_tune(&dev->bus_adap, &tune_args); + if (ret != 0) + dprintk(debug, "as10x_cmd_set_tune failed. (err = %d)\n", ret); + + mutex_unlock(&dev->bus_adap.lock); + + LEAVE(); + return (ret < 0) ? -EINVAL : 0; +} + +static int as102_fe_get_frontend(struct dvb_frontend *fe, + struct dvb_frontend_parameters *p) { + int ret = 0; + struct as102_dev_t *dev; + struct as10x_tps tps = { 0 }; + + ENTER(); + + dev = (struct as102_dev_t *) fe->tuner_priv; + if (dev == NULL) + return -EINVAL; + + if (mutex_lock_interruptible(&dev->bus_adap.lock)) + return -EBUSY; + + /* send abilis command: GET_TPS */ + ret = as10x_cmd_get_tps(&dev->bus_adap, &tps); + + if (ret == 0) + as10x_fe_copy_tps_parameters(p, &tps); + + mutex_unlock(&dev->bus_adap.lock); + + LEAVE(); + return (ret < 0) ? -EINVAL : 0; +} + +static int as102_fe_get_tune_settings(struct dvb_frontend *fe, + struct dvb_frontend_tune_settings *settings) { + ENTER(); + +#if 0 + dprintk(debug, "step_size = %d\n", settings->step_size); + dprintk(debug, "max_drift = %d\n", settings->max_drift); + dprintk(debug, "min_delay_ms = %d -> %d\n", settings->min_delay_ms, + 1000); +#endif + + settings->min_delay_ms = 1000; + + LEAVE(); + return 0; +} + + +static int as102_fe_read_status(struct dvb_frontend *fe, fe_status_t *status) +{ + int ret = 0; + struct as102_dev_t *dev; + struct as10x_tune_status tstate = { 0 }; + + ENTER(); + + dev = (struct as102_dev_t *) fe->tuner_priv; + if (dev == NULL) + return -ENODEV; + + if (mutex_lock_interruptible(&dev->bus_adap.lock)) + return -EBUSY; + + /* send abilis command: GET_TUNE_STATUS */ + ret = as10x_cmd_get_tune_status(&dev->bus_adap, &tstate); + if (ret < 0) { + dprintk(debug, "as10x_cmd_get_tune_status failed (err = %d)\n", + ret); + goto out; + } + + dev->signal_strength = tstate.signal_strength; + dev->ber = tstate.BER; + + switch (tstate.tune_state) { + case TUNE_STATUS_SIGNAL_DVB_OK: + *status = FE_HAS_SIGNAL | FE_HAS_CARRIER; + break; + case TUNE_STATUS_STREAM_DETECTED: + *status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC; + break; + case TUNE_STATUS_STREAM_TUNED: + *status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | + FE_HAS_LOCK; + break; + default: + *status = TUNE_STATUS_NOT_TUNED; + } + + dprintk(debug, "tuner status: 0x%02x, strength %d, per: %d, ber: %d\n", + tstate.tune_state, tstate.signal_strength, + tstate.PER, tstate.BER); + + if (*status & FE_HAS_LOCK) { + if (as10x_cmd_get_demod_stats(&dev->bus_adap, + (struct as10x_demod_stats *) &dev->demod_stats) < 0) { + memset(&dev->demod_stats, 0, sizeof(dev->demod_stats)); + dprintk(debug, "as10x_cmd_get_demod_stats failed " + "(probably not tuned)\n"); + } else { + dprintk(debug, + "demod status: fc: 0x%08x, bad fc: 0x%08x, " + "bytes corrected: 0x%08x , MER: 0x%04x\n", + dev->demod_stats.frame_count, + dev->demod_stats.bad_frame_count, + dev->demod_stats.bytes_fixed_by_rs, + dev->demod_stats.mer); + } + } else { + memset(&dev->demod_stats, 0, sizeof(dev->demod_stats)); + } + +out: + mutex_unlock(&dev->bus_adap.lock); + LEAVE(); + return ret; +} + +/* + * Note: + * - in AS102 SNR=MER + * - the SNR will be returned in linear terms, i.e. not in dB + * - the accuracy equals ±2dB for a SNR range from 4dB to 30dB + * - the accuracy is >2dB for SNR values outside this range + */ +static int as102_fe_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + struct as102_dev_t *dev; + + ENTER(); + + dev = (struct as102_dev_t *) fe->tuner_priv; + if (dev == NULL) + return -ENODEV; + + *snr = dev->demod_stats.mer; + + LEAVE(); + return 0; +} + +static int as102_fe_read_ber(struct dvb_frontend *fe, u32 *ber) +{ + struct as102_dev_t *dev; + + ENTER(); + + dev = (struct as102_dev_t *) fe->tuner_priv; + if (dev == NULL) + return -ENODEV; + + *ber = dev->ber; + + LEAVE(); + return 0; +} + +static int as102_fe_read_signal_strength(struct dvb_frontend *fe, + u16 *strength) +{ + struct as102_dev_t *dev; + + ENTER(); + + dev = (struct as102_dev_t *) fe->tuner_priv; + if (dev == NULL) + return -ENODEV; + + *strength = (((0xffff * 400) * dev->signal_strength + 41000) * 2); + + LEAVE(); + return 0; +} + +static int as102_fe_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) +{ + struct as102_dev_t *dev; + + ENTER(); + + dev = (struct as102_dev_t *) fe->tuner_priv; + if (dev == NULL) + return -ENODEV; + + if (dev->demod_stats.has_started) + *ucblocks = dev->demod_stats.bad_frame_count; + else + *ucblocks = 0; + + LEAVE(); + return 0; +} + +static int as102_fe_ts_bus_ctrl(struct dvb_frontend *fe, int acquire) +{ + struct as102_dev_t *dev; + int ret; + + ENTER(); + + dev = (struct as102_dev_t *) fe->tuner_priv; + if (dev == NULL) + return -ENODEV; + + if (mutex_lock_interruptible(&dev->bus_adap.lock)) + return -EBUSY; + + if (acquire) { + if (elna_enable) + as10x_cmd_set_context(&dev->bus_adap, 1010, 0xC0); + + ret = as10x_cmd_turn_on(&dev->bus_adap); + } else { + ret = as10x_cmd_turn_off(&dev->bus_adap); + } + + mutex_unlock(&dev->bus_adap.lock); + + LEAVE(); + return ret; +} + +static struct dvb_frontend_ops as102_fe_ops = { + .info = { + .name = "Unknown AS102 device", + .type = FE_OFDM, + .frequency_min = 174000000, + .frequency_max = 862000000, + .frequency_stepsize = 166667, + .caps = FE_CAN_INVERSION_AUTO + | FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 + | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO + | FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QPSK + | FE_CAN_QAM_AUTO + | FE_CAN_TRANSMISSION_MODE_AUTO + | FE_CAN_GUARD_INTERVAL_AUTO + | FE_CAN_HIERARCHY_AUTO + | FE_CAN_RECOVER + | FE_CAN_MUTE_TS + }, + + .set_frontend = as102_fe_set_frontend, + .get_frontend = as102_fe_get_frontend, + .get_tune_settings = as102_fe_get_tune_settings, + + .read_status = as102_fe_read_status, + .read_snr = as102_fe_read_snr, + .read_ber = as102_fe_read_ber, + .read_signal_strength = as102_fe_read_signal_strength, + .read_ucblocks = as102_fe_read_ucblocks, + .ts_bus_ctrl = as102_fe_ts_bus_ctrl, +}; + +int as102_dvb_unregister_fe(struct dvb_frontend *fe) +{ + /* unregister frontend */ + dvb_unregister_frontend(fe); + + /* detach frontend */ + dvb_frontend_detach(fe); + + return 0; +} + +int as102_dvb_register_fe(struct as102_dev_t *as102_dev, + struct dvb_frontend *dvb_fe) +{ + int errno; + struct dvb_adapter *dvb_adap; + + if (as102_dev == NULL) + return -EINVAL; + + /* extract dvb_adapter */ + dvb_adap = &as102_dev->dvb_adap; + + /* init frontend callback ops */ + memcpy(&dvb_fe->ops, &as102_fe_ops, sizeof(struct dvb_frontend_ops)); + strncpy(dvb_fe->ops.info.name, as102_dev->name, + sizeof(dvb_fe->ops.info.name)); + + /* register dbvb frontend */ + errno = dvb_register_frontend(dvb_adap, dvb_fe); + if (errno == 0) + dvb_fe->tuner_priv = as102_dev; + + return errno; +} + +static void as10x_fe_copy_tps_parameters(struct dvb_frontend_parameters *dst, + struct as10x_tps *as10x_tps) +{ + + struct dvb_ofdm_parameters *fe_tps = &dst->u.ofdm; + + /* extract consteallation */ + switch (as10x_tps->constellation) { + case CONST_QPSK: + fe_tps->constellation = QPSK; + break; + case CONST_QAM16: + fe_tps->constellation = QAM_16; + break; + case CONST_QAM64: + fe_tps->constellation = QAM_64; + break; + } + + /* extract hierarchy */ + switch (as10x_tps->hierarchy) { + case HIER_NONE: + fe_tps->hierarchy_information = HIERARCHY_NONE; + break; + case HIER_ALPHA_1: + fe_tps->hierarchy_information = HIERARCHY_1; + break; + case HIER_ALPHA_2: + fe_tps->hierarchy_information = HIERARCHY_2; + break; + case HIER_ALPHA_4: + fe_tps->hierarchy_information = HIERARCHY_4; + break; + } + + /* extract code rate HP */ + switch (as10x_tps->code_rate_HP) { + case CODE_RATE_1_2: + fe_tps->code_rate_HP = FEC_1_2; + break; + case CODE_RATE_2_3: + fe_tps->code_rate_HP = FEC_2_3; + break; + case CODE_RATE_3_4: + fe_tps->code_rate_HP = FEC_3_4; + break; + case CODE_RATE_5_6: + fe_tps->code_rate_HP = FEC_5_6; + break; + case CODE_RATE_7_8: + fe_tps->code_rate_HP = FEC_7_8; + break; + } + + /* extract code rate LP */ + switch (as10x_tps->code_rate_LP) { + case CODE_RATE_1_2: + fe_tps->code_rate_LP = FEC_1_2; + break; + case CODE_RATE_2_3: + fe_tps->code_rate_LP = FEC_2_3; + break; + case CODE_RATE_3_4: + fe_tps->code_rate_LP = FEC_3_4; + break; + case CODE_RATE_5_6: + fe_tps->code_rate_LP = FEC_5_6; + break; + case CODE_RATE_7_8: + fe_tps->code_rate_LP = FEC_7_8; + break; + } + + /* extract guard interval */ + switch (as10x_tps->guard_interval) { + case GUARD_INT_1_32: + fe_tps->guard_interval = GUARD_INTERVAL_1_32; + break; + case GUARD_INT_1_16: + fe_tps->guard_interval = GUARD_INTERVAL_1_16; + break; + case GUARD_INT_1_8: + fe_tps->guard_interval = GUARD_INTERVAL_1_8; + break; + case GUARD_INT_1_4: + fe_tps->guard_interval = GUARD_INTERVAL_1_4; + break; + } + + /* extract transmission mode */ + switch (as10x_tps->transmission_mode) { + case TRANS_MODE_2K: + fe_tps->transmission_mode = TRANSMISSION_MODE_2K; + break; + case TRANS_MODE_8K: + fe_tps->transmission_mode = TRANSMISSION_MODE_8K; + break; + } +} + +static uint8_t as102_fe_get_code_rate(fe_code_rate_t arg) +{ + uint8_t c; + + switch (arg) { + case FEC_1_2: + c = CODE_RATE_1_2; + break; + case FEC_2_3: + c = CODE_RATE_2_3; + break; + case FEC_3_4: + c = CODE_RATE_3_4; + break; + case FEC_5_6: + c = CODE_RATE_5_6; + break; + case FEC_7_8: + c = CODE_RATE_7_8; + break; + default: + c = CODE_RATE_UNKNOWN; + break; + } + + return c; +} + +static void as102_fe_copy_tune_parameters(struct as10x_tune_args *tune_args, + struct dvb_frontend_parameters *params) +{ + + /* set frequency */ + tune_args->freq = params->frequency / 1000; + + /* fix interleaving_mode */ + tune_args->interleaving_mode = INTLV_NATIVE; + + switch (params->u.ofdm.bandwidth) { + case BANDWIDTH_8_MHZ: + tune_args->bandwidth = BW_8_MHZ; + break; + case BANDWIDTH_7_MHZ: + tune_args->bandwidth = BW_7_MHZ; + break; + case BANDWIDTH_6_MHZ: + tune_args->bandwidth = BW_6_MHZ; + break; + default: + tune_args->bandwidth = BW_8_MHZ; + } + + switch (params->u.ofdm.guard_interval) { + case GUARD_INTERVAL_1_32: + tune_args->guard_interval = GUARD_INT_1_32; + break; + case GUARD_INTERVAL_1_16: + tune_args->guard_interval = GUARD_INT_1_16; + break; + case GUARD_INTERVAL_1_8: + tune_args->guard_interval = GUARD_INT_1_8; + break; + case GUARD_INTERVAL_1_4: + tune_args->guard_interval = GUARD_INT_1_4; + break; + case GUARD_INTERVAL_AUTO: + default: + tune_args->guard_interval = GUARD_UNKNOWN; + break; + } + + switch (params->u.ofdm.constellation) { + case QPSK: + tune_args->constellation = CONST_QPSK; + break; + case QAM_16: + tune_args->constellation = CONST_QAM16; + break; + case QAM_64: + tune_args->constellation = CONST_QAM64; + break; + default: + tune_args->constellation = CONST_UNKNOWN; + break; + } + + switch (params->u.ofdm.transmission_mode) { + case TRANSMISSION_MODE_2K: + tune_args->transmission_mode = TRANS_MODE_2K; + break; + case TRANSMISSION_MODE_8K: + tune_args->transmission_mode = TRANS_MODE_8K; + break; + default: + tune_args->transmission_mode = TRANS_MODE_UNKNOWN; + } + + switch (params->u.ofdm.hierarchy_information) { + case HIERARCHY_NONE: + tune_args->hierarchy = HIER_NONE; + break; + case HIERARCHY_1: + tune_args->hierarchy = HIER_ALPHA_1; + break; + case HIERARCHY_2: + tune_args->hierarchy = HIER_ALPHA_2; + break; + case HIERARCHY_4: + tune_args->hierarchy = HIER_ALPHA_4; + break; + case HIERARCHY_AUTO: + tune_args->hierarchy = HIER_UNKNOWN; + break; + } + + dprintk(debug, "tuner parameters: freq: %d bw: 0x%02x gi: 0x%02x\n", + params->frequency, + tune_args->bandwidth, + tune_args->guard_interval); + + /* + * Detect a hierarchy selection + * if HP/LP are both set to FEC_NONE, HP will be selected. + */ + if ((tune_args->hierarchy != HIER_NONE) && + ((params->u.ofdm.code_rate_LP == FEC_NONE) || + (params->u.ofdm.code_rate_HP == FEC_NONE))) { + + if (params->u.ofdm.code_rate_LP == FEC_NONE) { + tune_args->hier_select = HIER_HIGH_PRIORITY; + tune_args->code_rate = + as102_fe_get_code_rate(params->u.ofdm.code_rate_HP); + } + + if (params->u.ofdm.code_rate_HP == FEC_NONE) { + tune_args->hier_select = HIER_LOW_PRIORITY; + tune_args->code_rate = + as102_fe_get_code_rate(params->u.ofdm.code_rate_LP); + } + + dprintk(debug, "\thierarchy: 0x%02x " + "selected: %s code_rate_%s: 0x%02x\n", + tune_args->hierarchy, + tune_args->hier_select == HIER_HIGH_PRIORITY ? + "HP" : "LP", + tune_args->hier_select == HIER_HIGH_PRIORITY ? + "HP" : "LP", + tune_args->code_rate); + } else { + tune_args->code_rate = + as102_fe_get_code_rate(params->u.ofdm.code_rate_HP); + } +} + +/* EOF - vim: set textwidth=80 ts=8 sw=8 sts=8 noet: */ diff --git a/drivers/staging/media/as102/as102_fw.c b/drivers/staging/media/as102/as102_fw.c new file mode 100644 index 000000000000..c019df933cc9 --- /dev/null +++ b/drivers/staging/media/as102/as102_fw.c @@ -0,0 +1,251 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * Copyright (C) 2010 Devin Heitmueller <dheitmueller@kernellabs.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/ctype.h> +#include <linux/delay.h> +#include <linux/firmware.h> + +#include "as102_drv.h" +#include "as102_fw.h" + +#if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE) +char as102_st_fw1[] = "as102_data1_st.hex"; +char as102_st_fw2[] = "as102_data2_st.hex"; +char as102_dt_fw1[] = "as102_data1_dt.hex"; +char as102_dt_fw2[] = "as102_data2_dt.hex"; + +static unsigned char atohx(unsigned char *dst, char *src) +{ + unsigned char value = 0; + + char msb = tolower(*src) - '0'; + char lsb = tolower(*(src + 1)) - '0'; + + if (msb > 9) + msb -= 7; + if (lsb > 9) + lsb -= 7; + + *dst = value = ((msb & 0xF) << 4) | (lsb & 0xF); + return value; +} + +/* + * Parse INTEL HEX firmware file to extract address and data. + */ +static int parse_hex_line(unsigned char *fw_data, unsigned char *addr, + unsigned char *data, int *dataLength, + unsigned char *addr_has_changed) { + + int count = 0; + unsigned char *src, dst; + + if (*fw_data++ != ':') { + printk(KERN_ERR "invalid firmware file\n"); + return -EFAULT; + } + + /* locate end of line */ + for (src = fw_data; *src != '\n'; src += 2) { + atohx(&dst, src); + /* parse line to split addr / data */ + switch (count) { + case 0: + *dataLength = dst; + break; + case 1: + addr[2] = dst; + break; + case 2: + addr[3] = dst; + break; + case 3: + /* check if data is an address */ + if (dst == 0x04) + *addr_has_changed = 1; + else + *addr_has_changed = 0; + break; + case 4: + case 5: + if (*addr_has_changed) + addr[(count - 4)] = dst; + else + data[(count - 4)] = dst; + break; + default: + data[(count - 4)] = dst; + break; + } + count++; + } + + /* return read value + ':' + '\n' */ + return (count * 2) + 2; +} + +static int as102_firmware_upload(struct as102_bus_adapter_t *bus_adap, + unsigned char *cmd, + const struct firmware *firmware) { + + struct as10x_fw_pkt_t fw_pkt; + int total_read_bytes = 0, errno = 0; + unsigned char addr_has_changed = 0; + + ENTER(); + + for (total_read_bytes = 0; total_read_bytes < firmware->size; ) { + int read_bytes = 0, data_len = 0; + + /* parse intel hex line */ + read_bytes = parse_hex_line( + (u8 *) (firmware->data + total_read_bytes), + fw_pkt.raw.address, + fw_pkt.raw.data, + &data_len, + &addr_has_changed); + + if (read_bytes <= 0) + goto error; + + /* detect the end of file */ + total_read_bytes += read_bytes; + if (total_read_bytes == firmware->size) { + fw_pkt.u.request[0] = 0x00; + fw_pkt.u.request[1] = 0x03; + + /* send EOF command */ + errno = bus_adap->ops->upload_fw_pkt(bus_adap, + (uint8_t *) + &fw_pkt, 2, 0); + if (errno < 0) + goto error; + } else { + if (!addr_has_changed) { + /* prepare command to send */ + fw_pkt.u.request[0] = 0x00; + fw_pkt.u.request[1] = 0x01; + + data_len += sizeof(fw_pkt.u.request); + data_len += sizeof(fw_pkt.raw.address); + + /* send cmd to device */ + errno = bus_adap->ops->upload_fw_pkt(bus_adap, + (uint8_t *) + &fw_pkt, + data_len, + 0); + if (errno < 0) + goto error; + } + } + } +error: + LEAVE(); + return (errno == 0) ? total_read_bytes : errno; +} + +int as102_fw_upload(struct as102_bus_adapter_t *bus_adap) +{ + int errno = -EFAULT; + const struct firmware *firmware; + unsigned char *cmd_buf = NULL; + char *fw1, *fw2; + +#if defined(CONFIG_AS102_USB) + struct usb_device *dev = bus_adap->usb_dev; +#endif +#if defined(CONFIG_AS102_SPI) + struct spi_device *dev = bus_adap->spi_dev; +#endif + ENTER(); + + /* select fw file to upload */ + if (dual_tuner) { + fw1 = as102_dt_fw1; + fw2 = as102_dt_fw2; + } else { + fw1 = as102_st_fw1; + fw2 = as102_st_fw2; + } + +#if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE) + /* allocate buffer to store firmware upload command and data */ + cmd_buf = kzalloc(MAX_FW_PKT_SIZE, GFP_KERNEL); + if (cmd_buf == NULL) { + errno = -ENOMEM; + goto error; + } + + /* request kernel to locate firmware file: part1 */ + errno = request_firmware(&firmware, fw1, &dev->dev); + if (errno < 0) { + printk(KERN_ERR "%s: unable to locate firmware file: %s\n", + DRIVER_NAME, fw1); + goto error; + } + + /* initiate firmware upload */ + errno = as102_firmware_upload(bus_adap, cmd_buf, firmware); + if (errno < 0) { + printk(KERN_ERR "%s: error during firmware upload part1\n", + DRIVER_NAME); + goto error; + } + + printk(KERN_INFO "%s: fimrware: %s loaded with success\n", + DRIVER_NAME, fw1); + release_firmware(firmware); + + /* wait for boot to complete */ + mdelay(100); + + /* request kernel to locate firmware file: part2 */ + errno = request_firmware(&firmware, fw2, &dev->dev); + if (errno < 0) { + printk(KERN_ERR "%s: unable to locate firmware file: %s\n", + DRIVER_NAME, fw2); + goto error; + } + + /* initiate firmware upload */ + errno = as102_firmware_upload(bus_adap, cmd_buf, firmware); + if (errno < 0) { + printk(KERN_ERR "%s: error during firmware upload part2\n", + DRIVER_NAME); + goto error; + } + + printk(KERN_INFO "%s: fimrware: %s loaded with success\n", + DRIVER_NAME, fw2); +error: + /* free data buffer */ + kfree(cmd_buf); + /* release firmware if needed */ + if (firmware != NULL) + release_firmware(firmware); +#endif + LEAVE(); + return errno; +} +#endif + +/* EOF - vim: set textwidth=80 ts=8 sw=8 sts=8 noet: */ diff --git a/drivers/staging/media/as102/as102_fw.h b/drivers/staging/media/as102/as102_fw.h new file mode 100644 index 000000000000..27e5347e2e19 --- /dev/null +++ b/drivers/staging/media/as102/as102_fw.h @@ -0,0 +1,42 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#define MAX_FW_PKT_SIZE 64 + +extern int dual_tuner; + +#pragma pack(1) +struct as10x_raw_fw_pkt { + unsigned char address[4]; + unsigned char data[MAX_FW_PKT_SIZE - 6]; +}; + +struct as10x_fw_pkt_t { + union { + unsigned char request[2]; + unsigned char length[2]; + } u; + struct as10x_raw_fw_pkt raw; +}; +#pragma pack() + +#ifdef __KERNEL__ +int as102_fw_upload(struct as102_bus_adapter_t *bus_adap); +#endif + +/* EOF - vim: set textwidth=80 ts=8 sw=8 sts=8 noet: */ diff --git a/drivers/staging/media/as102/as102_usb_drv.c b/drivers/staging/media/as102/as102_usb_drv.c new file mode 100644 index 000000000000..264be2dbd2a4 --- /dev/null +++ b/drivers/staging/media/as102/as102_usb_drv.c @@ -0,0 +1,478 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * Copyright (C) 2010 Devin Heitmueller <dheitmueller@kernellabs.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/slab.h> +#include <linux/mm.h> +#include <linux/usb.h> + +#include "as102_drv.h" +#include "as102_usb_drv.h" +#include "as102_fw.h" + +static void as102_usb_disconnect(struct usb_interface *interface); +static int as102_usb_probe(struct usb_interface *interface, + const struct usb_device_id *id); + +static int as102_usb_start_stream(struct as102_dev_t *dev); +static void as102_usb_stop_stream(struct as102_dev_t *dev); + +static int as102_open(struct inode *inode, struct file *file); +static int as102_release(struct inode *inode, struct file *file); + +static struct usb_device_id as102_usb_id_table[] = { + { USB_DEVICE(AS102_USB_DEVICE_VENDOR_ID, AS102_USB_DEVICE_PID_0001) }, + { USB_DEVICE(PCTV_74E_USB_VID, PCTV_74E_USB_PID) }, + { USB_DEVICE(ELGATO_EYETV_DTT_USB_VID, ELGATO_EYETV_DTT_USB_PID) }, + { USB_DEVICE(NBOX_DVBT_DONGLE_USB_VID, NBOX_DVBT_DONGLE_USB_PID) }, + { } /* Terminating entry */ +}; + +/* Note that this table must always have the same number of entries as the + as102_usb_id_table struct */ +static const char *as102_device_names[] = { + AS102_REFERENCE_DESIGN, + AS102_PCTV_74E, + AS102_ELGATO_EYETV_DTT_NAME, + AS102_NBOX_DVBT_DONGLE_NAME, + NULL /* Terminating entry */ +}; + +struct usb_driver as102_usb_driver = { + .name = DRIVER_FULL_NAME, + .probe = as102_usb_probe, + .disconnect = as102_usb_disconnect, + .id_table = as102_usb_id_table +}; + +static const struct file_operations as102_dev_fops = { + .owner = THIS_MODULE, + .open = as102_open, + .release = as102_release, +}; + +static struct usb_class_driver as102_usb_class_driver = { + .name = "aton2-%d", + .fops = &as102_dev_fops, + .minor_base = AS102_DEVICE_MAJOR, +}; + +static int as102_usb_xfer_cmd(struct as102_bus_adapter_t *bus_adap, + unsigned char *send_buf, int send_buf_len, + unsigned char *recv_buf, int recv_buf_len) +{ + int ret = 0; + ENTER(); + + if (send_buf != NULL) { + ret = usb_control_msg(bus_adap->usb_dev, + usb_sndctrlpipe(bus_adap->usb_dev, 0), + AS102_USB_DEVICE_TX_CTRL_CMD, + USB_DIR_OUT | USB_TYPE_VENDOR | + USB_RECIP_DEVICE, + bus_adap->cmd_xid, /* value */ + 0, /* index */ + send_buf, send_buf_len, + USB_CTRL_SET_TIMEOUT /* 200 */); + if (ret < 0) { + dprintk(debug, "usb_control_msg(send) failed, err %i\n", + ret); + return ret; + } + + if (ret != send_buf_len) { + dprintk(debug, "only wrote %d of %d bytes\n", + ret, send_buf_len); + return -1; + } + } + + if (recv_buf != NULL) { +#ifdef TRACE + dprintk(debug, "want to read: %d bytes\n", recv_buf_len); +#endif + ret = usb_control_msg(bus_adap->usb_dev, + usb_rcvctrlpipe(bus_adap->usb_dev, 0), + AS102_USB_DEVICE_RX_CTRL_CMD, + USB_DIR_IN | USB_TYPE_VENDOR | + USB_RECIP_DEVICE, + bus_adap->cmd_xid, /* value */ + 0, /* index */ + recv_buf, recv_buf_len, + USB_CTRL_GET_TIMEOUT /* 200 */); + if (ret < 0) { + dprintk(debug, "usb_control_msg(recv) failed, err %i\n", + ret); + return ret; + } +#ifdef TRACE + dprintk(debug, "read %d bytes\n", recv_buf_len); +#endif + } + + LEAVE(); + return ret; +} + +static int as102_send_ep1(struct as102_bus_adapter_t *bus_adap, + unsigned char *send_buf, + int send_buf_len, + int swap32) +{ + int ret = 0, actual_len; + + ret = usb_bulk_msg(bus_adap->usb_dev, + usb_sndbulkpipe(bus_adap->usb_dev, 1), + send_buf, send_buf_len, &actual_len, 200); + if (ret) { + dprintk(debug, "usb_bulk_msg(send) failed, err %i\n", ret); + return ret; + } + + if (actual_len != send_buf_len) { + dprintk(debug, "only wrote %d of %d bytes\n", + actual_len, send_buf_len); + return -1; + } + return ret ? ret : actual_len; +} + +static int as102_read_ep2(struct as102_bus_adapter_t *bus_adap, + unsigned char *recv_buf, int recv_buf_len) +{ + int ret = 0, actual_len; + + if (recv_buf == NULL) + return -EINVAL; + + ret = usb_bulk_msg(bus_adap->usb_dev, + usb_rcvbulkpipe(bus_adap->usb_dev, 2), + recv_buf, recv_buf_len, &actual_len, 200); + if (ret) { + dprintk(debug, "usb_bulk_msg(recv) failed, err %i\n", ret); + return ret; + } + + if (actual_len != recv_buf_len) { + dprintk(debug, "only read %d of %d bytes\n", + actual_len, recv_buf_len); + return -1; + } + return ret ? ret : actual_len; +} + +struct as102_priv_ops_t as102_priv_ops = { + .upload_fw_pkt = as102_send_ep1, + .xfer_cmd = as102_usb_xfer_cmd, + .as102_read_ep2 = as102_read_ep2, + .start_stream = as102_usb_start_stream, + .stop_stream = as102_usb_stop_stream, +}; + +static int as102_submit_urb_stream(struct as102_dev_t *dev, struct urb *urb) +{ + int err; + + usb_fill_bulk_urb(urb, + dev->bus_adap.usb_dev, + usb_rcvbulkpipe(dev->bus_adap.usb_dev, 0x2), + urb->transfer_buffer, + AS102_USB_BUF_SIZE, + as102_urb_stream_irq, + dev); + + err = usb_submit_urb(urb, GFP_ATOMIC); + if (err) + dprintk(debug, "%s: usb_submit_urb failed\n", __func__); + + return err; +} + +void as102_urb_stream_irq(struct urb *urb) +{ + struct as102_dev_t *as102_dev = urb->context; + + if (urb->actual_length > 0) { + dvb_dmx_swfilter(&as102_dev->dvb_dmx, + urb->transfer_buffer, + urb->actual_length); + } else { + if (urb->actual_length == 0) + memset(urb->transfer_buffer, 0, AS102_USB_BUF_SIZE); + } + + /* is not stopped, re-submit urb */ + if (as102_dev->streaming) + as102_submit_urb_stream(as102_dev, urb); +} + +static void as102_free_usb_stream_buffer(struct as102_dev_t *dev) +{ + int i; + + ENTER(); + + for (i = 0; i < MAX_STREAM_URB; i++) + usb_free_urb(dev->stream_urb[i]); + + usb_free_coherent(dev->bus_adap.usb_dev, + MAX_STREAM_URB * AS102_USB_BUF_SIZE, + dev->stream, + dev->dma_addr); + LEAVE(); +} + +static int as102_alloc_usb_stream_buffer(struct as102_dev_t *dev) +{ + int i, ret = 0; + + ENTER(); + + dev->stream = usb_alloc_coherent(dev->bus_adap.usb_dev, + MAX_STREAM_URB * AS102_USB_BUF_SIZE, + GFP_KERNEL, + &dev->dma_addr); + if (!dev->stream) { + dprintk(debug, "%s: usb_buffer_alloc failed\n", __func__); + return -ENOMEM; + } + + memset(dev->stream, 0, MAX_STREAM_URB * AS102_USB_BUF_SIZE); + + /* init urb buffers */ + for (i = 0; i < MAX_STREAM_URB; i++) { + struct urb *urb; + + urb = usb_alloc_urb(0, GFP_ATOMIC); + if (urb == NULL) { + dprintk(debug, "%s: usb_alloc_urb failed\n", __func__); + as102_free_usb_stream_buffer(dev); + return -ENOMEM; + } + + urb->transfer_buffer = dev->stream + (i * AS102_USB_BUF_SIZE); + urb->transfer_buffer_length = AS102_USB_BUF_SIZE; + + dev->stream_urb[i] = urb; + } + LEAVE(); + return ret; +} + +static void as102_usb_stop_stream(struct as102_dev_t *dev) +{ + int i; + + for (i = 0; i < MAX_STREAM_URB; i++) + usb_kill_urb(dev->stream_urb[i]); +} + +static int as102_usb_start_stream(struct as102_dev_t *dev) +{ + int i, ret = 0; + + for (i = 0; i < MAX_STREAM_URB; i++) { + ret = as102_submit_urb_stream(dev, dev->stream_urb[i]); + if (ret) { + as102_usb_stop_stream(dev); + return ret; + } + } + + return 0; +} + +static void as102_usb_release(struct kref *kref) +{ + struct as102_dev_t *as102_dev; + + ENTER(); + + as102_dev = container_of(kref, struct as102_dev_t, kref); + if (as102_dev != NULL) { + usb_put_dev(as102_dev->bus_adap.usb_dev); + kfree(as102_dev); + } + + LEAVE(); +} + +static void as102_usb_disconnect(struct usb_interface *intf) +{ + struct as102_dev_t *as102_dev; + + ENTER(); + + /* extract as102_dev_t from usb_device private data */ + as102_dev = usb_get_intfdata(intf); + + /* unregister dvb layer */ + as102_dvb_unregister(as102_dev); + + /* free usb buffers */ + as102_free_usb_stream_buffer(as102_dev); + + usb_set_intfdata(intf, NULL); + + /* usb unregister device */ + usb_deregister_dev(intf, &as102_usb_class_driver); + + /* decrement usage counter */ + kref_put(&as102_dev->kref, as102_usb_release); + + printk(KERN_INFO "%s: device has been disconnected\n", DRIVER_NAME); + + LEAVE(); +} + +static int as102_usb_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + int ret; + struct as102_dev_t *as102_dev; + int i; + + ENTER(); + + as102_dev = kzalloc(sizeof(struct as102_dev_t), GFP_KERNEL); + if (as102_dev == NULL) { + err("%s: kzalloc failed", __func__); + return -ENOMEM; + } + + /* This should never actually happen */ + if ((sizeof(as102_usb_id_table) / sizeof(struct usb_device_id)) != + (sizeof(as102_device_names) / sizeof(const char *))) { + printk(KERN_ERR "Device names table invalid size"); + return -EINVAL; + } + + /* Assign the user-friendly device name */ + for (i = 0; i < (sizeof(as102_usb_id_table) / + sizeof(struct usb_device_id)); i++) { + if (id == &as102_usb_id_table[i]) + as102_dev->name = as102_device_names[i]; + } + + if (as102_dev->name == NULL) + as102_dev->name = "Unknown AS102 device"; + + /* set private callback functions */ + as102_dev->bus_adap.ops = &as102_priv_ops; + + /* init cmd token for usb bus */ + as102_dev->bus_adap.cmd = &as102_dev->bus_adap.token.usb.c; + as102_dev->bus_adap.rsp = &as102_dev->bus_adap.token.usb.r; + + /* init kernel device reference */ + kref_init(&as102_dev->kref); + + /* store as102 device to usb_device private data */ + usb_set_intfdata(intf, (void *) as102_dev); + + /* store in as102 device the usb_device pointer */ + as102_dev->bus_adap.usb_dev = usb_get_dev(interface_to_usbdev(intf)); + + /* we can register the device now, as it is ready */ + ret = usb_register_dev(intf, &as102_usb_class_driver); + if (ret < 0) { + /* something prevented us from registering this driver */ + err("%s: usb_register_dev() failed (errno = %d)", + __func__, ret); + goto failed; + } + + printk(KERN_INFO "%s: device has been detected\n", DRIVER_NAME); + + /* request buffer allocation for streaming */ + ret = as102_alloc_usb_stream_buffer(as102_dev); + if (ret != 0) + goto failed; + + /* register dvb layer */ + ret = as102_dvb_register(as102_dev); + + LEAVE(); + return ret; + +failed: + usb_set_intfdata(intf, NULL); + kfree(as102_dev); + return ret; +} + +static int as102_open(struct inode *inode, struct file *file) +{ + int ret = 0, minor = 0; + struct usb_interface *intf = NULL; + struct as102_dev_t *dev = NULL; + + ENTER(); + + /* read minor from inode */ + minor = iminor(inode); + + /* fetch device from usb interface */ + intf = usb_find_interface(&as102_usb_driver, minor); + if (intf == NULL) { + printk(KERN_ERR "%s: can't find device for minor %d\n", + __func__, minor); + ret = -ENODEV; + goto exit; + } + + /* get our device */ + dev = usb_get_intfdata(intf); + if (dev == NULL) { + ret = -EFAULT; + goto exit; + } + + /* save our device object in the file's private structure */ + file->private_data = dev; + + /* increment our usage count for the device */ + kref_get(&dev->kref); + +exit: + LEAVE(); + return ret; +} + +static int as102_release(struct inode *inode, struct file *file) +{ + int ret = 0; + struct as102_dev_t *dev = NULL; + + ENTER(); + + dev = file->private_data; + if (dev != NULL) { + /* decrement the count on our device */ + kref_put(&dev->kref, as102_usb_release); + } + + LEAVE(); + return ret; +} + +MODULE_DEVICE_TABLE(usb, as102_usb_id_table); + +/* EOF - vim: set textwidth=80 ts=8 sw=8 sts=8 noet: */ diff --git a/drivers/staging/media/as102/as102_usb_drv.h b/drivers/staging/media/as102/as102_usb_drv.h new file mode 100644 index 000000000000..fb1fc41dcd79 --- /dev/null +++ b/drivers/staging/media/as102/as102_usb_drv.h @@ -0,0 +1,59 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * Copyright (C) 2010 Devin Heitmueller <dheitmueller@kernellabs.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#include <linux/version.h> + +#ifndef _AS102_USB_DRV_H_ +#define _AS102_USB_DRV_H_ + +#define AS102_USB_DEVICE_TX_CTRL_CMD 0xF1 +#define AS102_USB_DEVICE_RX_CTRL_CMD 0xF2 + +/* define these values to match the supported devices */ + +/* Abilis system: "TITAN" */ +#define AS102_REFERENCE_DESIGN "Abilis Systems DVB-Titan" +#define AS102_USB_DEVICE_VENDOR_ID 0x1BA6 +#define AS102_USB_DEVICE_PID_0001 0x0001 + +/* PCTV Systems: PCTV picoStick (74e) */ +#define AS102_PCTV_74E "PCTV Systems picoStick (74e)" +#define PCTV_74E_USB_VID 0x2013 +#define PCTV_74E_USB_PID 0x0246 + +/* Elgato: EyeTV DTT Deluxe */ +#define AS102_ELGATO_EYETV_DTT_NAME "Elgato EyeTV DTT Deluxe" +#define ELGATO_EYETV_DTT_USB_VID 0x0fd9 +#define ELGATO_EYETV_DTT_USB_PID 0x002c + +/* nBox: nBox DVB-T Dongle */ +#define AS102_NBOX_DVBT_DONGLE_NAME "nBox DVB-T Dongle" +#define NBOX_DVBT_DONGLE_USB_VID 0x0b89 +#define NBOX_DVBT_DONGLE_USB_PID 0x0007 + +void as102_urb_stream_irq(struct urb *urb); + +struct as10x_usb_token_cmd_t { + /* token cmd */ + struct as10x_cmd_t c; + /* token response */ + struct as10x_cmd_t r; +}; +#endif +/* EOF - vim: set textwidth=80 ts=8 sw=8 sts=8 noet: */ diff --git a/drivers/staging/media/as102/as10x_cmd.c b/drivers/staging/media/as102/as10x_cmd.c new file mode 100644 index 000000000000..0dcba8065780 --- /dev/null +++ b/drivers/staging/media/as102/as10x_cmd.c @@ -0,0 +1,452 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * Copyright (C) 2010 Devin Heitmueller <dheitmueller@kernellabs.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <linux/kernel.h> +#include "as102_drv.h" +#include "as10x_types.h" +#include "as10x_cmd.h" + +/** + * as10x_cmd_turn_on - send turn on command to AS10x + * @phandle: pointer to AS10x handle + * + * Return 0 when no error, < 0 in case of error. + */ +int as10x_cmd_turn_on(as10x_handle_t *phandle) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.turn_on.req)); + + /* fill command */ + pcmd->body.turn_on.req.proc_id = cpu_to_le16(CONTROL_PROC_TURNON); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, (uint8_t *) pcmd, + sizeof(pcmd->body.turn_on.req) + + HEADER_SIZE, + (uint8_t *) prsp, + sizeof(prsp->body.turn_on.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_TURNON_RSP); + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_turn_off - send turn off command to AS10x + * @phandle: pointer to AS10x handle + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_turn_off(as10x_handle_t *phandle) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.turn_off.req)); + + /* fill command */ + pcmd->body.turn_off.req.proc_id = cpu_to_le16(CONTROL_PROC_TURNOFF); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd( + phandle, (uint8_t *) pcmd, + sizeof(pcmd->body.turn_off.req) + HEADER_SIZE, + (uint8_t *) prsp, + sizeof(prsp->body.turn_off.rsp) + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_TURNOFF_RSP); + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_set_tune - send set tune command to AS10x + * @phandle: pointer to AS10x handle + * @ptune: tune parameters + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_set_tune(as10x_handle_t *phandle, struct as10x_tune_args *ptune) +{ + int error; + struct as10x_cmd_t *preq, *prsp; + + ENTER(); + + preq = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(preq, (++phandle->cmd_xid), + sizeof(preq->body.set_tune.req)); + + /* fill command */ + preq->body.set_tune.req.proc_id = cpu_to_le16(CONTROL_PROC_SETTUNE); + preq->body.set_tune.req.args.freq = cpu_to_le32(ptune->freq); + preq->body.set_tune.req.args.bandwidth = ptune->bandwidth; + preq->body.set_tune.req.args.hier_select = ptune->hier_select; + preq->body.set_tune.req.args.constellation = ptune->constellation; + preq->body.set_tune.req.args.hierarchy = ptune->hierarchy; + preq->body.set_tune.req.args.interleaving_mode = + ptune->interleaving_mode; + preq->body.set_tune.req.args.code_rate = ptune->code_rate; + preq->body.set_tune.req.args.guard_interval = ptune->guard_interval; + preq->body.set_tune.req.args.transmission_mode = + ptune->transmission_mode; + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, + (uint8_t *) preq, + sizeof(preq->body.set_tune.req) + + HEADER_SIZE, + (uint8_t *) prsp, + sizeof(prsp->body.set_tune.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_SETTUNE_RSP); + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_get_tune_status - send get tune status command to AS10x + * @phandle: pointer to AS10x handle + * @pstatus: pointer to updated status structure of the current tune + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_get_tune_status(as10x_handle_t *phandle, + struct as10x_tune_status *pstatus) +{ + int error; + struct as10x_cmd_t *preq, *prsp; + + ENTER(); + + preq = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(preq, (++phandle->cmd_xid), + sizeof(preq->body.get_tune_status.req)); + + /* fill command */ + preq->body.get_tune_status.req.proc_id = + cpu_to_le16(CONTROL_PROC_GETTUNESTAT); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd( + phandle, + (uint8_t *) preq, + sizeof(preq->body.get_tune_status.req) + HEADER_SIZE, + (uint8_t *) prsp, + sizeof(prsp->body.get_tune_status.rsp) + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_GETTUNESTAT_RSP); + if (error < 0) + goto out; + + /* Response OK -> get response data */ + pstatus->tune_state = prsp->body.get_tune_status.rsp.sts.tune_state; + pstatus->signal_strength = + le16_to_cpu(prsp->body.get_tune_status.rsp.sts.signal_strength); + pstatus->PER = le16_to_cpu(prsp->body.get_tune_status.rsp.sts.PER); + pstatus->BER = le16_to_cpu(prsp->body.get_tune_status.rsp.sts.BER); + +out: + LEAVE(); + return error; +} + +/** + * send get TPS command to AS10x + * @phandle: pointer to AS10x handle + * @ptps: pointer to TPS parameters structure + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_get_tps(as10x_handle_t *phandle, struct as10x_tps *ptps) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.get_tps.req)); + + /* fill command */ + pcmd->body.get_tune_status.req.proc_id = + cpu_to_le16(CONTROL_PROC_GETTPS); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, + (uint8_t *) pcmd, + sizeof(pcmd->body.get_tps.req) + + HEADER_SIZE, + (uint8_t *) prsp, + sizeof(prsp->body.get_tps.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_GETTPS_RSP); + if (error < 0) + goto out; + + /* Response OK -> get response data */ + ptps->constellation = prsp->body.get_tps.rsp.tps.constellation; + ptps->hierarchy = prsp->body.get_tps.rsp.tps.hierarchy; + ptps->interleaving_mode = prsp->body.get_tps.rsp.tps.interleaving_mode; + ptps->code_rate_HP = prsp->body.get_tps.rsp.tps.code_rate_HP; + ptps->code_rate_LP = prsp->body.get_tps.rsp.tps.code_rate_LP; + ptps->guard_interval = prsp->body.get_tps.rsp.tps.guard_interval; + ptps->transmission_mode = prsp->body.get_tps.rsp.tps.transmission_mode; + ptps->DVBH_mask_HP = prsp->body.get_tps.rsp.tps.DVBH_mask_HP; + ptps->DVBH_mask_LP = prsp->body.get_tps.rsp.tps.DVBH_mask_LP; + ptps->cell_ID = le16_to_cpu(prsp->body.get_tps.rsp.tps.cell_ID); + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_get_demod_stats - send get demod stats command to AS10x + * @phandle: pointer to AS10x handle + * @pdemod_stats: pointer to demod stats parameters structure + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_get_demod_stats(as10x_handle_t *phandle, + struct as10x_demod_stats *pdemod_stats) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.get_demod_stats.req)); + + /* fill command */ + pcmd->body.get_demod_stats.req.proc_id = + cpu_to_le16(CONTROL_PROC_GET_DEMOD_STATS); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, + (uint8_t *) pcmd, + sizeof(pcmd->body.get_demod_stats.req) + + HEADER_SIZE, + (uint8_t *) prsp, + sizeof(prsp->body.get_demod_stats.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_GET_DEMOD_STATS_RSP); + if (error < 0) + goto out; + + /* Response OK -> get response data */ + pdemod_stats->frame_count = + le32_to_cpu(prsp->body.get_demod_stats.rsp.stats.frame_count); + pdemod_stats->bad_frame_count = + le32_to_cpu(prsp->body.get_demod_stats.rsp.stats.bad_frame_count); + pdemod_stats->bytes_fixed_by_rs = + le32_to_cpu(prsp->body.get_demod_stats.rsp.stats.bytes_fixed_by_rs); + pdemod_stats->mer = + le16_to_cpu(prsp->body.get_demod_stats.rsp.stats.mer); + pdemod_stats->has_started = + prsp->body.get_demod_stats.rsp.stats.has_started; + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_get_impulse_resp - send get impulse response command to AS10x + * @phandle: pointer to AS10x handle + * @is_ready: pointer to value indicating when impulse + * response data is ready + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_get_impulse_resp(as10x_handle_t *phandle, + uint8_t *is_ready) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.get_impulse_rsp.req)); + + /* fill command */ + pcmd->body.get_impulse_rsp.req.proc_id = + cpu_to_le16(CONTROL_PROC_GET_IMPULSE_RESP); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, + (uint8_t *) pcmd, + sizeof(pcmd->body.get_impulse_rsp.req) + + HEADER_SIZE, + (uint8_t *) prsp, + sizeof(prsp->body.get_impulse_rsp.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_GET_IMPULSE_RESP_RSP); + if (error < 0) + goto out; + + /* Response OK -> get response data */ + *is_ready = prsp->body.get_impulse_rsp.rsp.is_ready; + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_build - build AS10x command header + * @pcmd: pointer to AS10x command buffer + * @xid: sequence id of the command + * @cmd_len: length of the command + */ +void as10x_cmd_build(struct as10x_cmd_t *pcmd, + uint16_t xid, uint16_t cmd_len) +{ + pcmd->header.req_id = cpu_to_le16(xid); + pcmd->header.prog = cpu_to_le16(SERVICE_PROG_ID); + pcmd->header.version = cpu_to_le16(SERVICE_PROG_VERSION); + pcmd->header.data_len = cpu_to_le16(cmd_len); +} + +/** + * as10x_rsp_parse - Parse command response + * @prsp: pointer to AS10x command buffer + * @proc_id: id of the command + * + * Return 0 on success or negative value in case of error. + */ +int as10x_rsp_parse(struct as10x_cmd_t *prsp, uint16_t proc_id) +{ + int error; + + /* extract command error code */ + error = prsp->body.common.rsp.error; + + if ((error == 0) && + (le16_to_cpu(prsp->body.common.rsp.proc_id) == proc_id)) { + return 0; + } + + return AS10X_CMD_ERROR; +} diff --git a/drivers/staging/media/as102/as10x_cmd.h b/drivers/staging/media/as102/as10x_cmd.h new file mode 100644 index 000000000000..01a716380e0a --- /dev/null +++ b/drivers/staging/media/as102/as10x_cmd.h @@ -0,0 +1,540 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#ifndef _AS10X_CMD_H_ +#define _AS10X_CMD_H_ + +#ifdef __KERNEL__ +#include <linux/kernel.h> +#endif + +#include "as10x_types.h" + +/*********************************/ +/* MACRO DEFINITIONS */ +/*********************************/ +#define AS10X_CMD_ERROR -1 + +#define SERVICE_PROG_ID 0x0002 +#define SERVICE_PROG_VERSION 0x0001 + +#define HIER_NONE 0x00 +#define HIER_LOW_PRIORITY 0x01 + +#define HEADER_SIZE (sizeof(struct as10x_cmd_header_t)) + +/* context request types */ +#define GET_CONTEXT_DATA 1 +#define SET_CONTEXT_DATA 2 + +/* ODSP suspend modes */ +#define CFG_MODE_ODSP_RESUME 0 +#define CFG_MODE_ODSP_SUSPEND 1 + +/* Dump memory size */ +#define DUMP_BLOCK_SIZE_MAX 0x20 + +/*********************************/ +/* TYPE DEFINITION */ +/*********************************/ +typedef enum { + CONTROL_PROC_TURNON = 0x0001, + CONTROL_PROC_TURNON_RSP = 0x0100, + CONTROL_PROC_SET_REGISTER = 0x0002, + CONTROL_PROC_SET_REGISTER_RSP = 0x0200, + CONTROL_PROC_GET_REGISTER = 0x0003, + CONTROL_PROC_GET_REGISTER_RSP = 0x0300, + CONTROL_PROC_SETTUNE = 0x000A, + CONTROL_PROC_SETTUNE_RSP = 0x0A00, + CONTROL_PROC_GETTUNESTAT = 0x000B, + CONTROL_PROC_GETTUNESTAT_RSP = 0x0B00, + CONTROL_PROC_GETTPS = 0x000D, + CONTROL_PROC_GETTPS_RSP = 0x0D00, + CONTROL_PROC_SETFILTER = 0x000E, + CONTROL_PROC_SETFILTER_RSP = 0x0E00, + CONTROL_PROC_REMOVEFILTER = 0x000F, + CONTROL_PROC_REMOVEFILTER_RSP = 0x0F00, + CONTROL_PROC_GET_IMPULSE_RESP = 0x0012, + CONTROL_PROC_GET_IMPULSE_RESP_RSP = 0x1200, + CONTROL_PROC_START_STREAMING = 0x0013, + CONTROL_PROC_START_STREAMING_RSP = 0x1300, + CONTROL_PROC_STOP_STREAMING = 0x0014, + CONTROL_PROC_STOP_STREAMING_RSP = 0x1400, + CONTROL_PROC_GET_DEMOD_STATS = 0x0015, + CONTROL_PROC_GET_DEMOD_STATS_RSP = 0x1500, + CONTROL_PROC_ELNA_CHANGE_MODE = 0x0016, + CONTROL_PROC_ELNA_CHANGE_MODE_RSP = 0x1600, + CONTROL_PROC_ODSP_CHANGE_MODE = 0x0017, + CONTROL_PROC_ODSP_CHANGE_MODE_RSP = 0x1700, + CONTROL_PROC_AGC_CHANGE_MODE = 0x0018, + CONTROL_PROC_AGC_CHANGE_MODE_RSP = 0x1800, + + CONTROL_PROC_CONTEXT = 0x00FC, + CONTROL_PROC_CONTEXT_RSP = 0xFC00, + CONTROL_PROC_DUMP_MEMORY = 0x00FD, + CONTROL_PROC_DUMP_MEMORY_RSP = 0xFD00, + CONTROL_PROC_DUMPLOG_MEMORY = 0x00FE, + CONTROL_PROC_DUMPLOG_MEMORY_RSP = 0xFE00, + CONTROL_PROC_TURNOFF = 0x00FF, + CONTROL_PROC_TURNOFF_RSP = 0xFF00 +} control_proc; + + +#pragma pack(1) +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* error */ + uint8_t error; + } rsp; +} TURN_ON; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* error */ + uint8_t err; + } rsp; +} TURN_OFF; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + /* tune params */ + struct as10x_tune_args args; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* response error */ + uint8_t error; + } rsp; +} SET_TUNE; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* response error */ + uint8_t error; + /* tune status */ + struct as10x_tune_status sts; + } rsp; +} GET_TUNE_STATUS; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* response error */ + uint8_t error; + /* tps details */ + struct as10x_tps tps; + } rsp; +} GET_TPS; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* response error */ + uint8_t error; + } rsp; +} COMMON; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + /* PID to filter */ + uint16_t pid; + /* stream type (MPE, PSI/SI or PES )*/ + uint8_t stream_type; + /* PID index in filter table */ + uint8_t idx; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* response error */ + uint8_t error; + /* Filter id */ + uint8_t filter_id; + } rsp; +} ADD_PID_FILTER; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + /* PID to remove */ + uint16_t pid; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* response error */ + uint8_t error; + } rsp; +} DEL_PID_FILTER; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* error */ + uint8_t error; + } rsp; +} START_STREAMING; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* error */ + uint8_t error; + } rsp; +} STOP_STREAMING; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* error */ + uint8_t error; + /* demod stats */ + struct as10x_demod_stats stats; + } rsp; +} GET_DEMOD_STATS; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* error */ + uint8_t error; + /* impulse response ready */ + uint8_t is_ready; + } rsp; +} GET_IMPULSE_RESP; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + /* value to write (for set context)*/ + struct as10x_register_value reg_val; + /* context tag */ + uint16_t tag; + /* context request type */ + uint16_t type; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* value read (for get context) */ + struct as10x_register_value reg_val; + /* context request type */ + uint16_t type; + /* error */ + uint8_t error; + } rsp; +} FW_CONTEXT; + +typedef union { + /* request */ + struct { + /* response identifier */ + uint16_t proc_id; + /* register description */ + struct as10x_register_addr reg_addr; + /* register content */ + struct as10x_register_value reg_val; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* error */ + uint8_t error; + } rsp; +} SET_REGISTER; + +typedef union { + /* request */ + struct { + /* response identifier */ + uint16_t proc_id; + /* register description */ + struct as10x_register_addr reg_addr; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* error */ + uint8_t error; + /* register content */ + struct as10x_register_value reg_val; + } rsp; +} GET_REGISTER; + +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + /* mode */ + uint8_t mode; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* error */ + uint8_t error; + } rsp; +} CFG_CHANGE_MODE; + +struct as10x_cmd_header_t { + uint16_t req_id; + uint16_t prog; + uint16_t version; + uint16_t data_len; +}; + +#define DUMP_BLOCK_SIZE 16 +typedef union { + /* request */ + struct { + /* request identifier */ + uint16_t proc_id; + /* dump memory type request */ + uint8_t dump_req; + /* register description */ + struct as10x_register_addr reg_addr; + /* nb blocks to read */ + uint16_t num_blocks; + } req; + /* response */ + struct { + /* response identifier */ + uint16_t proc_id; + /* error */ + uint8_t error; + /* dump response */ + uint8_t dump_rsp; + /* data */ + union { + uint8_t data8[DUMP_BLOCK_SIZE]; + uint16_t data16[DUMP_BLOCK_SIZE / sizeof(uint16_t)]; + uint32_t data32[DUMP_BLOCK_SIZE / sizeof(uint32_t)]; + } u; + } rsp; +} DUMP_MEMORY; + +typedef union { + struct { + /* request identifier */ + uint16_t proc_id; + /* dump memory type request */ + uint8_t dump_req; + } req; + struct { + /* request identifier */ + uint16_t proc_id; + /* error */ + uint8_t error; + /* dump response */ + uint8_t dump_rsp; + /* dump data */ + uint8_t data[DUMP_BLOCK_SIZE]; + } rsp; +} DUMPLOG_MEMORY; + +typedef union { + /* request */ + struct { + uint16_t proc_id; + uint8_t data[64 - sizeof(struct as10x_cmd_header_t) -2 /* proc_id */]; + } req; + /* response */ + struct { + uint16_t proc_id; + uint8_t error; + uint8_t data[64 - sizeof(struct as10x_cmd_header_t) /* header */ + - 2 /* proc_id */ - 1 /* rc */]; + } rsp; +} RAW_DATA; + +struct as10x_cmd_t { + /* header */ + struct as10x_cmd_header_t header; + /* body */ + union { + TURN_ON turn_on; + TURN_OFF turn_off; + SET_TUNE set_tune; + GET_TUNE_STATUS get_tune_status; + GET_TPS get_tps; + COMMON common; + ADD_PID_FILTER add_pid_filter; + DEL_PID_FILTER del_pid_filter; + START_STREAMING start_streaming; + STOP_STREAMING stop_streaming; + GET_DEMOD_STATS get_demod_stats; + GET_IMPULSE_RESP get_impulse_rsp; + FW_CONTEXT context; + SET_REGISTER set_register; + GET_REGISTER get_register; + CFG_CHANGE_MODE cfg_change_mode; + DUMP_MEMORY dump_memory; + DUMPLOG_MEMORY dumplog_memory; + RAW_DATA raw_data; + } body; +}; + +struct as10x_token_cmd_t { + /* token cmd */ + struct as10x_cmd_t c; + /* token response */ + struct as10x_cmd_t r; +}; +#pragma pack() + + +/**************************/ +/* FUNCTION DECLARATION */ +/**************************/ + +void as10x_cmd_build(struct as10x_cmd_t *pcmd, uint16_t proc_id, + uint16_t cmd_len); +int as10x_rsp_parse(struct as10x_cmd_t *r, uint16_t proc_id); + +#ifdef __cplusplus +extern "C" { +#endif + +/* as10x cmd */ +int as10x_cmd_turn_on(as10x_handle_t *phandle); +int as10x_cmd_turn_off(as10x_handle_t *phandle); + +int as10x_cmd_set_tune(as10x_handle_t *phandle, + struct as10x_tune_args *ptune); + +int as10x_cmd_get_tune_status(as10x_handle_t *phandle, + struct as10x_tune_status *pstatus); + +int as10x_cmd_get_tps(as10x_handle_t *phandle, + struct as10x_tps *ptps); + +int as10x_cmd_get_demod_stats(as10x_handle_t *phandle, + struct as10x_demod_stats *pdemod_stats); + +int as10x_cmd_get_impulse_resp(as10x_handle_t *phandle, + uint8_t *is_ready); + +/* as10x cmd stream */ +int as10x_cmd_add_PID_filter(as10x_handle_t *phandle, + struct as10x_ts_filter *filter); +int as10x_cmd_del_PID_filter(as10x_handle_t *phandle, + uint16_t pid_value); + +int as10x_cmd_start_streaming(as10x_handle_t *phandle); +int as10x_cmd_stop_streaming(as10x_handle_t *phandle); + +/* as10x cmd cfg */ +int as10x_cmd_set_context(as10x_handle_t *phandle, + uint16_t tag, + uint32_t value); +int as10x_cmd_get_context(as10x_handle_t *phandle, + uint16_t tag, + uint32_t *pvalue); + +int as10x_cmd_eLNA_change_mode(as10x_handle_t *phandle, uint8_t mode); +int as10x_context_rsp_parse(struct as10x_cmd_t *prsp, uint16_t proc_id); +#ifdef __cplusplus +} +#endif +#endif +/* EOF - vim: set textwidth=80 ts=3 sw=3 sts=3 et: */ diff --git a/drivers/staging/media/as102/as10x_cmd_cfg.c b/drivers/staging/media/as102/as10x_cmd_cfg.c new file mode 100644 index 000000000000..ec6f69fcf399 --- /dev/null +++ b/drivers/staging/media/as102/as10x_cmd_cfg.c @@ -0,0 +1,215 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <linux/kernel.h> +#include "as102_drv.h" +#include "as10x_types.h" +#include "as10x_cmd.h" + +/***************************/ +/* FUNCTION DEFINITION */ +/***************************/ + +/** + * as10x_cmd_get_context - Send get context command to AS10x + * @phandle: pointer to AS10x handle + * @tag: context tag + * @pvalue: pointer where to store context value read + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_get_context(as10x_handle_t *phandle, uint16_t tag, + uint32_t *pvalue) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.context.req)); + + /* fill command */ + pcmd->body.context.req.proc_id = cpu_to_le16(CONTROL_PROC_CONTEXT); + pcmd->body.context.req.tag = cpu_to_le16(tag); + pcmd->body.context.req.type = cpu_to_le16(GET_CONTEXT_DATA); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, + (uint8_t *) pcmd, + sizeof(pcmd->body.context.req) + + HEADER_SIZE, + (uint8_t *) prsp, + sizeof(prsp->body.context.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response: context command do not follow the common response */ + /* structure -> specific handling response parse required */ + error = as10x_context_rsp_parse(prsp, CONTROL_PROC_CONTEXT_RSP); + + if (error == 0) { + /* Response OK -> get response data */ + *pvalue = le32_to_cpu(prsp->body.context.rsp.reg_val.u.value32); + /* value returned is always a 32-bit value */ + } + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_set_context - send set context command to AS10x + * @phandle: pointer to AS10x handle + * @tag: context tag + * @value: value to set in context + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_set_context(as10x_handle_t *phandle, uint16_t tag, + uint32_t value) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.context.req)); + + /* fill command */ + pcmd->body.context.req.proc_id = cpu_to_le16(CONTROL_PROC_CONTEXT); + /* pcmd->body.context.req.reg_val.mode initialization is not required */ + pcmd->body.context.req.reg_val.u.value32 = cpu_to_le32(value); + pcmd->body.context.req.tag = cpu_to_le16(tag); + pcmd->body.context.req.type = cpu_to_le16(SET_CONTEXT_DATA); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, + (uint8_t *) pcmd, + sizeof(pcmd->body.context.req) + + HEADER_SIZE, + (uint8_t *) prsp, + sizeof(prsp->body.context.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response: context command do not follow the common response */ + /* structure -> specific handling response parse required */ + error = as10x_context_rsp_parse(prsp, CONTROL_PROC_CONTEXT_RSP); + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_eLNA_change_mode - send eLNA change mode command to AS10x + * @phandle: pointer to AS10x handle + * @mode: mode selected: + * - ON : 0x0 => eLNA always ON + * - OFF : 0x1 => eLNA always OFF + * - AUTO : 0x2 => eLNA follow hysteresis parameters + * to be ON or OFF + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_eLNA_change_mode(as10x_handle_t *phandle, uint8_t mode) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.cfg_change_mode.req)); + + /* fill command */ + pcmd->body.cfg_change_mode.req.proc_id = + cpu_to_le16(CONTROL_PROC_ELNA_CHANGE_MODE); + pcmd->body.cfg_change_mode.req.mode = mode; + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, (uint8_t *) pcmd, + sizeof(pcmd->body.cfg_change_mode.req) + + HEADER_SIZE, (uint8_t *) prsp, + sizeof(prsp->body.cfg_change_mode.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_ELNA_CHANGE_MODE_RSP); + +out: + LEAVE(); + return error; +} + +/** + * as10x_context_rsp_parse - Parse context command response + * @prsp: pointer to AS10x command response buffer + * @proc_id: id of the command + * + * Since the contex command reponse does not follow the common + * response, a specific parse function is required. + * Return 0 on success or negative value in case of error. + */ +int as10x_context_rsp_parse(struct as10x_cmd_t *prsp, uint16_t proc_id) +{ + int err; + + err = prsp->body.context.rsp.error; + + if ((err == 0) && + (le16_to_cpu(prsp->body.context.rsp.proc_id) == proc_id)) { + return 0; + } + return AS10X_CMD_ERROR; +} diff --git a/drivers/staging/media/as102/as10x_cmd_stream.c b/drivers/staging/media/as102/as10x_cmd_stream.c new file mode 100644 index 000000000000..045c70683193 --- /dev/null +++ b/drivers/staging/media/as102/as10x_cmd_stream.c @@ -0,0 +1,223 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <linux/kernel.h> +#include "as102_drv.h" +#include "as10x_cmd.h" + +/** + * as10x_cmd_add_PID_filter - send add filter command to AS10x + * @phandle: pointer to AS10x handle + * @filter: TSFilter filter for DVB-T + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_add_PID_filter(as10x_handle_t *phandle, + struct as10x_ts_filter *filter) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.add_pid_filter.req)); + + /* fill command */ + pcmd->body.add_pid_filter.req.proc_id = + cpu_to_le16(CONTROL_PROC_SETFILTER); + pcmd->body.add_pid_filter.req.pid = cpu_to_le16(filter->pid); + pcmd->body.add_pid_filter.req.stream_type = filter->type; + + if (filter->idx < 16) + pcmd->body.add_pid_filter.req.idx = filter->idx; + else + pcmd->body.add_pid_filter.req.idx = 0xFF; + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, (uint8_t *) pcmd, + sizeof(pcmd->body.add_pid_filter.req) + + HEADER_SIZE, (uint8_t *) prsp, + sizeof(prsp->body.add_pid_filter.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_SETFILTER_RSP); + + if (error == 0) { + /* Response OK -> get response data */ + filter->idx = prsp->body.add_pid_filter.rsp.filter_id; + } + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_del_PID_filter - Send delete filter command to AS10x + * @phandle: pointer to AS10x handle + * @pid_value: PID to delete + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_del_PID_filter(as10x_handle_t *phandle, + uint16_t pid_value) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.del_pid_filter.req)); + + /* fill command */ + pcmd->body.del_pid_filter.req.proc_id = + cpu_to_le16(CONTROL_PROC_REMOVEFILTER); + pcmd->body.del_pid_filter.req.pid = cpu_to_le16(pid_value); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, (uint8_t *) pcmd, + sizeof(pcmd->body.del_pid_filter.req) + + HEADER_SIZE, (uint8_t *) prsp, + sizeof(prsp->body.del_pid_filter.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_REMOVEFILTER_RSP); + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_start_streaming - Send start streaming command to AS10x + * @phandle: pointer to AS10x handle + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_start_streaming(as10x_handle_t *phandle) +{ + int error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.start_streaming.req)); + + /* fill command */ + pcmd->body.start_streaming.req.proc_id = + cpu_to_le16(CONTROL_PROC_START_STREAMING); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, (uint8_t *) pcmd, + sizeof(pcmd->body.start_streaming.req) + + HEADER_SIZE, (uint8_t *) prsp, + sizeof(prsp->body.start_streaming.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_START_STREAMING_RSP); + +out: + LEAVE(); + return error; +} + +/** + * as10x_cmd_stop_streaming - Send stop streaming command to AS10x + * @phandle: pointer to AS10x handle + * + * Return 0 on success or negative value in case of error. + */ +int as10x_cmd_stop_streaming(as10x_handle_t *phandle) +{ + int8_t error; + struct as10x_cmd_t *pcmd, *prsp; + + ENTER(); + + pcmd = phandle->cmd; + prsp = phandle->rsp; + + /* prepare command */ + as10x_cmd_build(pcmd, (++phandle->cmd_xid), + sizeof(pcmd->body.stop_streaming.req)); + + /* fill command */ + pcmd->body.stop_streaming.req.proc_id = + cpu_to_le16(CONTROL_PROC_STOP_STREAMING); + + /* send command */ + if (phandle->ops->xfer_cmd) { + error = phandle->ops->xfer_cmd(phandle, (uint8_t *) pcmd, + sizeof(pcmd->body.stop_streaming.req) + + HEADER_SIZE, (uint8_t *) prsp, + sizeof(prsp->body.stop_streaming.rsp) + + HEADER_SIZE); + } else { + error = AS10X_CMD_ERROR; + } + + if (error < 0) + goto out; + + /* parse response */ + error = as10x_rsp_parse(prsp, CONTROL_PROC_STOP_STREAMING_RSP); + +out: + LEAVE(); + return error; +} diff --git a/drivers/staging/media/as102/as10x_handle.h b/drivers/staging/media/as102/as10x_handle.h new file mode 100644 index 000000000000..4f01a76e9829 --- /dev/null +++ b/drivers/staging/media/as102/as10x_handle.h @@ -0,0 +1,58 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#ifdef __KERNEL__ +struct as102_bus_adapter_t; +struct as102_dev_t; + +#define as10x_handle_t struct as102_bus_adapter_t +#include "as10x_cmd.h" + +/* values for "mode" field */ +#define REGMODE8 8 +#define REGMODE16 16 +#define REGMODE32 32 + +struct as102_priv_ops_t { + int (*upload_fw_pkt) (struct as102_bus_adapter_t *bus_adap, + unsigned char *buf, int buflen, int swap32); + + int (*send_cmd) (struct as102_bus_adapter_t *bus_adap, + unsigned char *buf, int buflen); + + int (*xfer_cmd) (struct as102_bus_adapter_t *bus_adap, + unsigned char *send_buf, int send_buf_len, + unsigned char *recv_buf, int recv_buf_len); +/* + int (*pid_filter) (struct as102_bus_adapter_t *bus_adap, + int index, u16 pid, int onoff); +*/ + int (*start_stream) (struct as102_dev_t *dev); + void (*stop_stream) (struct as102_dev_t *dev); + + int (*reset_target) (struct as102_bus_adapter_t *bus_adap); + + int (*read_write)(struct as102_bus_adapter_t *bus_adap, uint8_t mode, + uint32_t rd_addr, uint16_t rd_len, + uint32_t wr_addr, uint16_t wr_len); + + int (*as102_read_ep2) (struct as102_bus_adapter_t *bus_adap, + unsigned char *recv_buf, + int recv_buf_len); +}; +#endif diff --git a/drivers/staging/media/as102/as10x_types.h b/drivers/staging/media/as102/as10x_types.h new file mode 100644 index 000000000000..3dedb3c1420a --- /dev/null +++ b/drivers/staging/media/as102/as10x_types.h @@ -0,0 +1,198 @@ +/* + * Abilis Systems Single DVB-T Receiver + * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#ifndef _AS10X_TYPES_H_ +#define _AS10X_TYPES_H_ + +#include "as10x_handle.h" + +/*********************************/ +/* MACRO DEFINITIONS */ +/*********************************/ + +/* bandwidth constant values */ +#define BW_5_MHZ 0x00 +#define BW_6_MHZ 0x01 +#define BW_7_MHZ 0x02 +#define BW_8_MHZ 0x03 + +/* hierarchy priority selection values */ +#define HIER_NO_PRIORITY 0x00 +#define HIER_LOW_PRIORITY 0x01 +#define HIER_HIGH_PRIORITY 0x02 + +/* constellation available values */ +#define CONST_QPSK 0x00 +#define CONST_QAM16 0x01 +#define CONST_QAM64 0x02 +#define CONST_UNKNOWN 0xFF + +/* hierarchy available values */ +#define HIER_NONE 0x00 +#define HIER_ALPHA_1 0x01 +#define HIER_ALPHA_2 0x02 +#define HIER_ALPHA_4 0x03 +#define HIER_UNKNOWN 0xFF + +/* interleaving available values */ +#define INTLV_NATIVE 0x00 +#define INTLV_IN_DEPTH 0x01 +#define INTLV_UNKNOWN 0xFF + +/* code rate available values */ +#define CODE_RATE_1_2 0x00 +#define CODE_RATE_2_3 0x01 +#define CODE_RATE_3_4 0x02 +#define CODE_RATE_5_6 0x03 +#define CODE_RATE_7_8 0x04 +#define CODE_RATE_UNKNOWN 0xFF + +/* guard interval available values */ +#define GUARD_INT_1_32 0x00 +#define GUARD_INT_1_16 0x01 +#define GUARD_INT_1_8 0x02 +#define GUARD_INT_1_4 0x03 +#define GUARD_UNKNOWN 0xFF + +/* transmission mode available values */ +#define TRANS_MODE_2K 0x00 +#define TRANS_MODE_8K 0x01 +#define TRANS_MODE_4K 0x02 +#define TRANS_MODE_UNKNOWN 0xFF + +/* DVBH signalling available values */ +#define TIMESLICING_PRESENT 0x01 +#define MPE_FEC_PRESENT 0x02 + +/* tune state available */ +#define TUNE_STATUS_NOT_TUNED 0x00 +#define TUNE_STATUS_IDLE 0x01 +#define TUNE_STATUS_LOCKING 0x02 +#define TUNE_STATUS_SIGNAL_DVB_OK 0x03 +#define TUNE_STATUS_STREAM_DETECTED 0x04 +#define TUNE_STATUS_STREAM_TUNED 0x05 +#define TUNE_STATUS_ERROR 0xFF + +/* available TS FID filter types */ +#define TS_PID_TYPE_TS 0 +#define TS_PID_TYPE_PSI_SI 1 +#define TS_PID_TYPE_MPE 2 + +/* number of echos available */ +#define MAX_ECHOS 15 + +/* Context types */ +#define CONTEXT_LNA 1010 +#define CONTEXT_ELNA_HYSTERESIS 4003 +#define CONTEXT_ELNA_GAIN 4004 +#define CONTEXT_MER_THRESHOLD 5005 +#define CONTEXT_MER_OFFSET 5006 +#define CONTEXT_IR_STATE 7000 +#define CONTEXT_TSOUT_MSB_FIRST 7004 +#define CONTEXT_TSOUT_FALLING_EDGE 7005 + +/* Configuration modes */ +#define CFG_MODE_ON 0 +#define CFG_MODE_OFF 1 +#define CFG_MODE_AUTO 2 + +#pragma pack(1) +struct as10x_tps { + uint8_t constellation; + uint8_t hierarchy; + uint8_t interleaving_mode; + uint8_t code_rate_HP; + uint8_t code_rate_LP; + uint8_t guard_interval; + uint8_t transmission_mode; + uint8_t DVBH_mask_HP; + uint8_t DVBH_mask_LP; + uint16_t cell_ID; +}; + +struct as10x_tune_args { + /* frequency */ + uint32_t freq; + /* bandwidth */ + uint8_t bandwidth; + /* hierarchy selection */ + uint8_t hier_select; + /* constellation */ + uint8_t constellation; + /* hierarchy */ + uint8_t hierarchy; + /* interleaving mode */ + uint8_t interleaving_mode; + /* code rate */ + uint8_t code_rate; + /* guard interval */ + uint8_t guard_interval; + /* transmission mode */ + uint8_t transmission_mode; +}; + +struct as10x_tune_status { + /* tune status */ + uint8_t tune_state; + /* signal strength */ + int16_t signal_strength; + /* packet error rate 10^-4 */ + uint16_t PER; + /* bit error rate 10^-4 */ + uint16_t BER; +}; + +struct as10x_demod_stats { + /* frame counter */ + uint32_t frame_count; + /* Bad frame counter */ + uint32_t bad_frame_count; + /* Number of wrong bytes fixed by Reed-Solomon */ + uint32_t bytes_fixed_by_rs; + /* Averaged MER */ + uint16_t mer; + /* statistics calculation state indicator (started or not) */ + uint8_t has_started; +}; + +struct as10x_ts_filter { + uint16_t pid; /** valid PID value 0x00 : 0x2000 */ + uint8_t type; /** Red TS_PID_TYPE_<N> values */ + uint8_t idx; /** index in filtering table */ +}; + +struct as10x_register_value { + uint8_t mode; + union { + uint8_t value8; /* 8 bit value */ + uint16_t value16; /* 16 bit value */ + uint32_t value32; /* 32 bit value */ + }u; +}; + +#pragma pack() + +struct as10x_register_addr { + /* register addr */ + uint32_t addr; + /* register mode access */ + uint8_t mode; +}; + + +#endif diff --git a/drivers/staging/cxd2099/Kconfig b/drivers/staging/media/cxd2099/Kconfig index b48aefddc84c..b48aefddc84c 100644 --- a/drivers/staging/cxd2099/Kconfig +++ b/drivers/staging/media/cxd2099/Kconfig diff --git a/drivers/staging/cxd2099/Makefile b/drivers/staging/media/cxd2099/Makefile index 64cfc77be357..64cfc77be357 100644 --- a/drivers/staging/cxd2099/Makefile +++ b/drivers/staging/media/cxd2099/Makefile diff --git a/drivers/staging/cxd2099/TODO b/drivers/staging/media/cxd2099/TODO index 375bb6f8ee2c..375bb6f8ee2c 100644 --- a/drivers/staging/cxd2099/TODO +++ b/drivers/staging/media/cxd2099/TODO diff --git a/drivers/staging/cxd2099/cxd2099.c b/drivers/staging/media/cxd2099/cxd2099.c index 1c04185bcfd7..1c04185bcfd7 100644 --- a/drivers/staging/cxd2099/cxd2099.c +++ b/drivers/staging/media/cxd2099/cxd2099.c diff --git a/drivers/staging/cxd2099/cxd2099.h b/drivers/staging/media/cxd2099/cxd2099.h index 19c588a59588..19c588a59588 100644 --- a/drivers/staging/cxd2099/cxd2099.h +++ b/drivers/staging/media/cxd2099/cxd2099.h diff --git a/drivers/staging/dt3155v4l/Kconfig b/drivers/staging/media/dt3155v4l/Kconfig index 226a1ca90b3c..226a1ca90b3c 100644 --- a/drivers/staging/dt3155v4l/Kconfig +++ b/drivers/staging/media/dt3155v4l/Kconfig diff --git a/drivers/staging/dt3155v4l/Makefile b/drivers/staging/media/dt3155v4l/Makefile index ce7a3ec2faf3..ce7a3ec2faf3 100644 --- a/drivers/staging/dt3155v4l/Makefile +++ b/drivers/staging/media/dt3155v4l/Makefile diff --git a/drivers/staging/dt3155v4l/dt3155v4l.c b/drivers/staging/media/dt3155v4l/dt3155v4l.c index 04e93c49f03a..04e93c49f03a 100644 --- a/drivers/staging/dt3155v4l/dt3155v4l.c +++ b/drivers/staging/media/dt3155v4l/dt3155v4l.c diff --git a/drivers/staging/dt3155v4l/dt3155v4l.h b/drivers/staging/media/dt3155v4l/dt3155v4l.h index 2e4f89d402e4..2e4f89d402e4 100644 --- a/drivers/staging/dt3155v4l/dt3155v4l.h +++ b/drivers/staging/media/dt3155v4l/dt3155v4l.h diff --git a/drivers/staging/easycap/Kconfig b/drivers/staging/media/easycap/Kconfig index a425a6f9cdca..a425a6f9cdca 100644 --- a/drivers/staging/easycap/Kconfig +++ b/drivers/staging/media/easycap/Kconfig diff --git a/drivers/staging/easycap/Makefile b/drivers/staging/media/easycap/Makefile index a34e75f59c18..a34e75f59c18 100644 --- a/drivers/staging/easycap/Makefile +++ b/drivers/staging/media/easycap/Makefile diff --git a/drivers/staging/easycap/README b/drivers/staging/media/easycap/README index 796b032384bd..796b032384bd 100644 --- a/drivers/staging/easycap/README +++ b/drivers/staging/media/easycap/README diff --git a/drivers/staging/easycap/easycap.h b/drivers/staging/media/easycap/easycap.h index 7b256a948c27..7b256a948c27 100644 --- a/drivers/staging/easycap/easycap.h +++ b/drivers/staging/media/easycap/easycap.h diff --git a/drivers/staging/easycap/easycap_ioctl.c b/drivers/staging/media/easycap/easycap_ioctl.c index c99addfb6242..c99addfb6242 100644 --- a/drivers/staging/easycap/easycap_ioctl.c +++ b/drivers/staging/media/easycap/easycap_ioctl.c diff --git a/drivers/staging/easycap/easycap_low.c b/drivers/staging/media/easycap/easycap_low.c index 0385735ac6df..0385735ac6df 100644 --- a/drivers/staging/easycap/easycap_low.c +++ b/drivers/staging/media/easycap/easycap_low.c diff --git a/drivers/staging/easycap/easycap_main.c b/drivers/staging/media/easycap/easycap_main.c index a45c0b507067..a45c0b507067 100644 --- a/drivers/staging/easycap/easycap_main.c +++ b/drivers/staging/media/easycap/easycap_main.c diff --git a/drivers/staging/easycap/easycap_settings.c b/drivers/staging/media/easycap/easycap_settings.c index 70f59b13c34d..70f59b13c34d 100644 --- a/drivers/staging/easycap/easycap_settings.c +++ b/drivers/staging/media/easycap/easycap_settings.c diff --git a/drivers/staging/easycap/easycap_sound.c b/drivers/staging/media/easycap/easycap_sound.c index b22bb39b5f69..b22bb39b5f69 100644 --- a/drivers/staging/easycap/easycap_sound.c +++ b/drivers/staging/media/easycap/easycap_sound.c diff --git a/drivers/staging/easycap/easycap_testcard.c b/drivers/staging/media/easycap/easycap_testcard.c index 0f71470ace39..0f71470ace39 100644 --- a/drivers/staging/easycap/easycap_testcard.c +++ b/drivers/staging/media/easycap/easycap_testcard.c diff --git a/drivers/staging/go7007/Kconfig b/drivers/staging/media/go7007/Kconfig index 7dfb2815b9ec..7dfb2815b9ec 100644 --- a/drivers/staging/go7007/Kconfig +++ b/drivers/staging/media/go7007/Kconfig diff --git a/drivers/staging/go7007/Makefile b/drivers/staging/media/go7007/Makefile index 6ee837c56706..6ee837c56706 100644 --- a/drivers/staging/go7007/Makefile +++ b/drivers/staging/media/go7007/Makefile diff --git a/drivers/staging/go7007/README b/drivers/staging/media/go7007/README index 48f447637817..48f447637817 100644 --- a/drivers/staging/go7007/README +++ b/drivers/staging/media/go7007/README diff --git a/drivers/staging/go7007/go7007-driver.c b/drivers/staging/media/go7007/go7007-driver.c index 6c9279a6d606..6c9279a6d606 100644 --- a/drivers/staging/go7007/go7007-driver.c +++ b/drivers/staging/media/go7007/go7007-driver.c diff --git a/drivers/staging/go7007/go7007-fw.c b/drivers/staging/media/go7007/go7007-fw.c index c9a6409edfe3..c9a6409edfe3 100644 --- a/drivers/staging/go7007/go7007-fw.c +++ b/drivers/staging/media/go7007/go7007-fw.c diff --git a/drivers/staging/go7007/go7007-i2c.c b/drivers/staging/media/go7007/go7007-i2c.c index b8cfa1a6eaeb..b8cfa1a6eaeb 100644 --- a/drivers/staging/go7007/go7007-i2c.c +++ b/drivers/staging/media/go7007/go7007-i2c.c diff --git a/drivers/staging/go7007/go7007-priv.h b/drivers/staging/media/go7007/go7007-priv.h index b58c394c6555..b58c394c6555 100644 --- a/drivers/staging/go7007/go7007-priv.h +++ b/drivers/staging/media/go7007/go7007-priv.h diff --git a/drivers/staging/go7007/go7007-usb.c b/drivers/staging/media/go7007/go7007-usb.c index 3db3b0a91cc1..3db3b0a91cc1 100644 --- a/drivers/staging/go7007/go7007-usb.c +++ b/drivers/staging/media/go7007/go7007-usb.c diff --git a/drivers/staging/go7007/go7007-v4l2.c b/drivers/staging/media/go7007/go7007-v4l2.c index 2b27d8da70a2..2b27d8da70a2 100644 --- a/drivers/staging/go7007/go7007-v4l2.c +++ b/drivers/staging/media/go7007/go7007-v4l2.c diff --git a/drivers/staging/go7007/go7007.h b/drivers/staging/media/go7007/go7007.h index 7399c915a934..7399c915a934 100644 --- a/drivers/staging/go7007/go7007.h +++ b/drivers/staging/media/go7007/go7007.h diff --git a/drivers/staging/go7007/go7007.txt b/drivers/staging/media/go7007/go7007.txt index 9db1f3952fd2..9db1f3952fd2 100644 --- a/drivers/staging/go7007/go7007.txt +++ b/drivers/staging/media/go7007/go7007.txt diff --git a/drivers/staging/go7007/s2250-board.c b/drivers/staging/media/go7007/s2250-board.c index e7736a915530..e7736a915530 100644 --- a/drivers/staging/go7007/s2250-board.c +++ b/drivers/staging/media/go7007/s2250-board.c diff --git a/drivers/staging/go7007/s2250-loader.c b/drivers/staging/media/go7007/s2250-loader.c index 4e132519e253..4e132519e253 100644 --- a/drivers/staging/go7007/s2250-loader.c +++ b/drivers/staging/media/go7007/s2250-loader.c diff --git a/drivers/staging/go7007/s2250-loader.h b/drivers/staging/media/go7007/s2250-loader.h index b7c301af16cc..b7c301af16cc 100644 --- a/drivers/staging/go7007/s2250-loader.h +++ b/drivers/staging/media/go7007/s2250-loader.h diff --git a/drivers/staging/go7007/saa7134-go7007.c b/drivers/staging/media/go7007/saa7134-go7007.c index cf7c34a99459..cf7c34a99459 100644 --- a/drivers/staging/go7007/saa7134-go7007.c +++ b/drivers/staging/media/go7007/saa7134-go7007.c diff --git a/drivers/staging/go7007/snd-go7007.c b/drivers/staging/media/go7007/snd-go7007.c index deac938d8505..deac938d8505 100644 --- a/drivers/staging/go7007/snd-go7007.c +++ b/drivers/staging/media/go7007/snd-go7007.c diff --git a/drivers/staging/go7007/wis-i2c.h b/drivers/staging/media/go7007/wis-i2c.h index 3c2b9be455df..3c2b9be455df 100644 --- a/drivers/staging/go7007/wis-i2c.h +++ b/drivers/staging/media/go7007/wis-i2c.h diff --git a/drivers/staging/go7007/wis-ov7640.c b/drivers/staging/media/go7007/wis-ov7640.c index 6bc9470fecb6..6bc9470fecb6 100644 --- a/drivers/staging/go7007/wis-ov7640.c +++ b/drivers/staging/media/go7007/wis-ov7640.c diff --git a/drivers/staging/go7007/wis-saa7113.c b/drivers/staging/media/go7007/wis-saa7113.c index 05e0e1083864..05e0e1083864 100644 --- a/drivers/staging/go7007/wis-saa7113.c +++ b/drivers/staging/media/go7007/wis-saa7113.c diff --git a/drivers/staging/go7007/wis-saa7115.c b/drivers/staging/media/go7007/wis-saa7115.c index 46cff59e28b7..46cff59e28b7 100644 --- a/drivers/staging/go7007/wis-saa7115.c +++ b/drivers/staging/media/go7007/wis-saa7115.c diff --git a/drivers/staging/go7007/wis-sony-tuner.c b/drivers/staging/media/go7007/wis-sony-tuner.c index 8f1b7d4f6a2e..8f1b7d4f6a2e 100644 --- a/drivers/staging/go7007/wis-sony-tuner.c +++ b/drivers/staging/media/go7007/wis-sony-tuner.c diff --git a/drivers/staging/go7007/wis-tw2804.c b/drivers/staging/media/go7007/wis-tw2804.c index 9134f03e3cf0..9134f03e3cf0 100644 --- a/drivers/staging/go7007/wis-tw2804.c +++ b/drivers/staging/media/go7007/wis-tw2804.c diff --git a/drivers/staging/go7007/wis-tw9903.c b/drivers/staging/media/go7007/wis-tw9903.c index 9230f4a80529..9230f4a80529 100644 --- a/drivers/staging/go7007/wis-tw9903.c +++ b/drivers/staging/media/go7007/wis-tw9903.c diff --git a/drivers/staging/go7007/wis-uda1342.c b/drivers/staging/media/go7007/wis-uda1342.c index 0127be2f3be0..0127be2f3be0 100644 --- a/drivers/staging/go7007/wis-uda1342.c +++ b/drivers/staging/media/go7007/wis-uda1342.c diff --git a/drivers/staging/lirc/Kconfig b/drivers/staging/media/lirc/Kconfig index 526ec0fc2f04..526ec0fc2f04 100644 --- a/drivers/staging/lirc/Kconfig +++ b/drivers/staging/media/lirc/Kconfig diff --git a/drivers/staging/lirc/Makefile b/drivers/staging/media/lirc/Makefile index d76b0fa2af53..d76b0fa2af53 100644 --- a/drivers/staging/lirc/Makefile +++ b/drivers/staging/media/lirc/Makefile diff --git a/drivers/staging/lirc/TODO b/drivers/staging/media/lirc/TODO index b6cb593f55c6..b6cb593f55c6 100644 --- a/drivers/staging/lirc/TODO +++ b/drivers/staging/media/lirc/TODO diff --git a/drivers/staging/lirc/TODO.lirc_zilog b/drivers/staging/media/lirc/TODO.lirc_zilog index a97800a8e127..a97800a8e127 100644 --- a/drivers/staging/lirc/TODO.lirc_zilog +++ b/drivers/staging/media/lirc/TODO.lirc_zilog diff --git a/drivers/staging/lirc/lirc_bt829.c b/drivers/staging/media/lirc/lirc_bt829.c index c5a0d27a02dc..c5a0d27a02dc 100644 --- a/drivers/staging/lirc/lirc_bt829.c +++ b/drivers/staging/media/lirc/lirc_bt829.c diff --git a/drivers/staging/lirc/lirc_ene0100.h b/drivers/staging/media/lirc/lirc_ene0100.h index 06bebd6acc46..06bebd6acc46 100644 --- a/drivers/staging/lirc/lirc_ene0100.h +++ b/drivers/staging/media/lirc/lirc_ene0100.h diff --git a/drivers/staging/lirc/lirc_igorplugusb.c b/drivers/staging/media/lirc/lirc_igorplugusb.c index 0dc2c2b22c2b..0dc2c2b22c2b 100644 --- a/drivers/staging/lirc/lirc_igorplugusb.c +++ b/drivers/staging/media/lirc/lirc_igorplugusb.c diff --git a/drivers/staging/lirc/lirc_imon.c b/drivers/staging/media/lirc/lirc_imon.c index f5308d5929c6..f5308d5929c6 100644 --- a/drivers/staging/lirc/lirc_imon.c +++ b/drivers/staging/media/lirc/lirc_imon.c diff --git a/drivers/staging/lirc/lirc_parallel.c b/drivers/staging/media/lirc/lirc_parallel.c index 792aac0a8e7b..792aac0a8e7b 100644 --- a/drivers/staging/lirc/lirc_parallel.c +++ b/drivers/staging/media/lirc/lirc_parallel.c diff --git a/drivers/staging/lirc/lirc_parallel.h b/drivers/staging/media/lirc/lirc_parallel.h index 4bed6afe0632..4bed6afe0632 100644 --- a/drivers/staging/lirc/lirc_parallel.h +++ b/drivers/staging/media/lirc/lirc_parallel.h diff --git a/drivers/staging/lirc/lirc_sasem.c b/drivers/staging/media/lirc/lirc_sasem.c index a2d18b0aa048..a2d18b0aa048 100644 --- a/drivers/staging/lirc/lirc_sasem.c +++ b/drivers/staging/media/lirc/lirc_sasem.c diff --git a/drivers/staging/lirc/lirc_serial.c b/drivers/staging/media/lirc/lirc_serial.c index 8a060a8a7224..8a060a8a7224 100644 --- a/drivers/staging/lirc/lirc_serial.c +++ b/drivers/staging/media/lirc/lirc_serial.c diff --git a/drivers/staging/lirc/lirc_sir.c b/drivers/staging/media/lirc/lirc_sir.c index 6903d3992eca..6903d3992eca 100644 --- a/drivers/staging/lirc/lirc_sir.c +++ b/drivers/staging/media/lirc/lirc_sir.c diff --git a/drivers/staging/lirc/lirc_ttusbir.c b/drivers/staging/media/lirc/lirc_ttusbir.c index e4b329b8cafd..e4b329b8cafd 100644 --- a/drivers/staging/lirc/lirc_ttusbir.c +++ b/drivers/staging/media/lirc/lirc_ttusbir.c diff --git a/drivers/staging/lirc/lirc_zilog.c b/drivers/staging/media/lirc/lirc_zilog.c index 0302d82a12f7..0302d82a12f7 100644 --- a/drivers/staging/lirc/lirc_zilog.c +++ b/drivers/staging/media/lirc/lirc_zilog.c diff --git a/drivers/staging/solo6x10/Kconfig b/drivers/staging/media/solo6x10/Kconfig index 03dcac4ea4d0..03dcac4ea4d0 100644 --- a/drivers/staging/solo6x10/Kconfig +++ b/drivers/staging/media/solo6x10/Kconfig diff --git a/drivers/staging/solo6x10/Makefile b/drivers/staging/media/solo6x10/Makefile index 72816cf16704..72816cf16704 100644 --- a/drivers/staging/solo6x10/Makefile +++ b/drivers/staging/media/solo6x10/Makefile diff --git a/drivers/staging/solo6x10/TODO b/drivers/staging/media/solo6x10/TODO index 7e6c4fa130df..7e6c4fa130df 100644 --- a/drivers/staging/solo6x10/TODO +++ b/drivers/staging/media/solo6x10/TODO diff --git a/drivers/staging/solo6x10/core.c b/drivers/staging/media/solo6x10/core.c index f974f6412ad7..f974f6412ad7 100644 --- a/drivers/staging/solo6x10/core.c +++ b/drivers/staging/media/solo6x10/core.c diff --git a/drivers/staging/solo6x10/disp.c b/drivers/staging/media/solo6x10/disp.c index 884c0eb757c4..884c0eb757c4 100644 --- a/drivers/staging/solo6x10/disp.c +++ b/drivers/staging/media/solo6x10/disp.c diff --git a/drivers/staging/solo6x10/enc.c b/drivers/staging/media/solo6x10/enc.c index de502599bb19..de502599bb19 100644 --- a/drivers/staging/solo6x10/enc.c +++ b/drivers/staging/media/solo6x10/enc.c diff --git a/drivers/staging/solo6x10/g723.c b/drivers/staging/media/solo6x10/g723.c index 59274bfca95b..59274bfca95b 100644 --- a/drivers/staging/solo6x10/g723.c +++ b/drivers/staging/media/solo6x10/g723.c diff --git a/drivers/staging/solo6x10/gpio.c b/drivers/staging/media/solo6x10/gpio.c index 0925e6f33a99..0925e6f33a99 100644 --- a/drivers/staging/solo6x10/gpio.c +++ b/drivers/staging/media/solo6x10/gpio.c diff --git a/drivers/staging/solo6x10/i2c.c b/drivers/staging/media/solo6x10/i2c.c index ef95a500b4da..ef95a500b4da 100644 --- a/drivers/staging/solo6x10/i2c.c +++ b/drivers/staging/media/solo6x10/i2c.c diff --git a/drivers/staging/solo6x10/jpeg.h b/drivers/staging/media/solo6x10/jpeg.h index 50defec318cc..50defec318cc 100644 --- a/drivers/staging/solo6x10/jpeg.h +++ b/drivers/staging/media/solo6x10/jpeg.h diff --git a/drivers/staging/solo6x10/offsets.h b/drivers/staging/media/solo6x10/offsets.h index 3d7e569f1cf8..3d7e569f1cf8 100644 --- a/drivers/staging/solo6x10/offsets.h +++ b/drivers/staging/media/solo6x10/offsets.h diff --git a/drivers/staging/solo6x10/osd-font.h b/drivers/staging/media/solo6x10/osd-font.h index 591e0e82e0e8..591e0e82e0e8 100644 --- a/drivers/staging/solo6x10/osd-font.h +++ b/drivers/staging/media/solo6x10/osd-font.h diff --git a/drivers/staging/solo6x10/p2m.c b/drivers/staging/media/solo6x10/p2m.c index 56210f0fc5ec..56210f0fc5ec 100644 --- a/drivers/staging/solo6x10/p2m.c +++ b/drivers/staging/media/solo6x10/p2m.c diff --git a/drivers/staging/solo6x10/registers.h b/drivers/staging/media/solo6x10/registers.h index aca544472c93..aca544472c93 100644 --- a/drivers/staging/solo6x10/registers.h +++ b/drivers/staging/media/solo6x10/registers.h diff --git a/drivers/staging/solo6x10/solo6x10.h b/drivers/staging/media/solo6x10/solo6x10.h index abee7213202f..abee7213202f 100644 --- a/drivers/staging/solo6x10/solo6x10.h +++ b/drivers/staging/media/solo6x10/solo6x10.h diff --git a/drivers/staging/solo6x10/tw28.c b/drivers/staging/media/solo6x10/tw28.c index db56b42c56c6..db56b42c56c6 100644 --- a/drivers/staging/solo6x10/tw28.c +++ b/drivers/staging/media/solo6x10/tw28.c diff --git a/drivers/staging/solo6x10/tw28.h b/drivers/staging/media/solo6x10/tw28.h index a44a03afbd30..a44a03afbd30 100644 --- a/drivers/staging/solo6x10/tw28.h +++ b/drivers/staging/media/solo6x10/tw28.h diff --git a/drivers/staging/solo6x10/v4l2-enc.c b/drivers/staging/media/solo6x10/v4l2-enc.c index bee7280bbed9..bee7280bbed9 100644 --- a/drivers/staging/solo6x10/v4l2-enc.c +++ b/drivers/staging/media/solo6x10/v4l2-enc.c diff --git a/drivers/staging/solo6x10/v4l2.c b/drivers/staging/media/solo6x10/v4l2.c index 571c3a348d30..571c3a348d30 100644 --- a/drivers/staging/solo6x10/v4l2.c +++ b/drivers/staging/media/solo6x10/v4l2.c diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index 225560c1a10f..4b752d5ee80e 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -653,6 +653,10 @@ struct v4l2_buffer { #define V4L2_BUF_FLAG_ERROR 0x0040 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ +#define V4L2_BUF_FLAG_PREPARED 0x0400 /* Buffer is prepared for queuing */ +/* Cache handling flags */ +#define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x0800 +#define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x1000 /* * O V E R L A Y P R E V I E W @@ -1165,6 +1169,7 @@ enum v4l2_power_line_frequency { V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0, V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1, V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2, + V4L2_CID_POWER_LINE_FREQUENCY_AUTO = 3, }; #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25) #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26) @@ -2138,6 +2143,23 @@ struct v4l2_dbg_chip_ident { __u32 revision; /* chip revision, chip specific */ } __attribute__ ((packed)); +/** + * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument + * @index: on return, index of the first created buffer + * @count: entry: number of requested buffers, + * return: number of created buffers + * @memory: buffer memory type + * @format: frame format, for which buffers are requested + * @reserved: future extensions + */ +struct v4l2_create_buffers { + __u32 index; + __u32 count; + enum v4l2_memory memory; + struct v4l2_format format; + __u32 reserved[8]; +}; + /* * I O C T L C O D E S F O R V I D E O D E V I C E S * @@ -2228,6 +2250,11 @@ struct v4l2_dbg_chip_ident { #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription) #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription) +/* Experimental, the below two ioctls may change over the next couple of kernel + versions */ +#define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers) +#define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer) + /* Reminder: when adding new ioctls please add support for them to drivers/media/video/v4l2-compat-ioctl32.c as well! */ diff --git a/include/media/ov772x.h b/include/media/ov772x.h index 548bf1155c83..00dbb7c4feae 100644 --- a/include/media/ov772x.h +++ b/include/media/ov772x.h @@ -12,12 +12,9 @@ #ifndef __OV772X_H__ #define __OV772X_H__ -#include <media/soc_camera.h> - /* for flags */ #define OV772X_FLAG_VFLIP (1 << 0) /* Vertical flip image */ #define OV772X_FLAG_HFLIP (1 << 1) /* Horizontal flip image */ -#define OV772X_FLAG_8BIT (1 << 2) /* default 10 bit */ /* * for Edge ctrl @@ -32,22 +29,23 @@ struct ov772x_edge_ctrl { unsigned char lower; }; -#define OV772X_MANUAL_EDGE_CTRL 0x80 /* un-used bit of strength */ -#define EDGE_STRENGTH_MASK 0x1F -#define EDGE_THRESHOLD_MASK 0x0F -#define EDGE_UPPER_MASK 0xFF -#define EDGE_LOWER_MASK 0xFF +#define OV772X_MANUAL_EDGE_CTRL 0x80 /* un-used bit of strength */ +#define OV772X_EDGE_STRENGTH_MASK 0x1F +#define OV772X_EDGE_THRESHOLD_MASK 0x0F +#define OV772X_EDGE_UPPER_MASK 0xFF +#define OV772X_EDGE_LOWER_MASK 0xFF #define OV772X_AUTO_EDGECTRL(u, l) \ { \ - .upper = (u & EDGE_UPPER_MASK), \ - .lower = (l & EDGE_LOWER_MASK), \ + .upper = (u & OV772X_EDGE_UPPER_MASK), \ + .lower = (l & OV772X_EDGE_LOWER_MASK), \ } -#define OV772X_MANUAL_EDGECTRL(s, t) \ -{ \ - .strength = (s & EDGE_STRENGTH_MASK) | OV772X_MANUAL_EDGE_CTRL,\ - .threshold = (t & EDGE_THRESHOLD_MASK), \ +#define OV772X_MANUAL_EDGECTRL(s, t) \ +{ \ + .strength = (s & OV772X_EDGE_STRENGTH_MASK) | \ + OV772X_MANUAL_EDGE_CTRL, \ + .threshold = (t & OV772X_EDGE_THRESHOLD_MASK), \ } /* diff --git a/include/media/s5k6aa.h b/include/media/s5k6aa.h new file mode 100644 index 000000000000..ba34f7055e55 --- /dev/null +++ b/include/media/s5k6aa.h @@ -0,0 +1,51 @@ +/* + * S5K6AAFX camera sensor driver header + * + * Copyright (C) 2011 Samsung Electronics Co., Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef S5K6AA_H +#define S5K6AA_H + +#include <media/v4l2-mediabus.h> + +/** + * struct s5k6aa_gpio - data structure describing a GPIO + * @gpio: GPIO number + * @level: indicates active state of the @gpio + */ +struct s5k6aa_gpio { + int gpio; + int level; +}; + +/** + * struct s5k6aa_platform_data - s5k6aa driver platform data + * @set_power: an additional callback to the board code, called + * after enabling the regulators and before switching + * the sensor off + * @mclk_frequency: sensor's master clock frequency in Hz + * @gpio_reset: GPIO driving RESET pin + * @gpio_stby: GPIO driving STBY pin + * @nlanes: maximum number of MIPI-CSI lanes used + * @horiz_flip: default horizontal image flip value, non zero to enable + * @vert_flip: default vertical image flip value, non zero to enable + */ + +struct s5k6aa_platform_data { + int (*set_power)(int enable); + unsigned long mclk_frequency; + struct s5k6aa_gpio gpio_reset; + struct s5k6aa_gpio gpio_stby; + enum v4l2_mbus_type bus_type; + u8 nlanes; + u8 horiz_flip; + u8 vert_flip; +}; + +#endif /* S5K6AA_H */ diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h index 7582952dceae..b1377b931eb7 100644 --- a/include/media/soc_camera.h +++ b/include/media/soc_camera.h @@ -12,12 +12,14 @@ #ifndef SOC_CAMERA_H #define SOC_CAMERA_H +#include <linux/bitops.h> #include <linux/device.h> #include <linux/mutex.h> #include <linux/pm.h> #include <linux/videodev2.h> #include <media/videobuf-core.h> #include <media/videobuf2-core.h> +#include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> struct file; @@ -37,8 +39,8 @@ struct soc_camera_device { unsigned char iface; /* Host number */ unsigned char devnum; /* Device number per host */ struct soc_camera_sense *sense; /* See comment in struct definition */ - struct soc_camera_ops *ops; struct video_device *vdev; + struct v4l2_ctrl_handler ctrl_handler; const struct soc_camera_format_xlate *current_fmt; struct soc_camera_format_xlate *user_formats; int num_user_formats; @@ -93,14 +95,10 @@ struct soc_camera_host_ops { int (*reqbufs)(struct soc_camera_device *, struct v4l2_requestbuffers *); int (*querycap)(struct soc_camera_host *, struct v4l2_capability *); int (*set_bus_param)(struct soc_camera_device *, __u32); - int (*get_ctrl)(struct soc_camera_device *, struct v4l2_control *); - int (*set_ctrl)(struct soc_camera_device *, struct v4l2_control *); int (*get_parm)(struct soc_camera_device *, struct v4l2_streamparm *); int (*set_parm)(struct soc_camera_device *, struct v4l2_streamparm *); int (*enum_fsizes)(struct soc_camera_device *, struct v4l2_frmsizeenum *); unsigned int (*poll)(struct file *, poll_table *); - const struct v4l2_queryctrl *controls; - int num_controls; }; #define SOCAM_SENSOR_INVERT_PCLK (1 << 0) @@ -193,13 +191,6 @@ struct soc_camera_format_xlate { const struct soc_mbus_pixelfmt *host_fmt; }; -struct soc_camera_ops { - unsigned long (*query_bus_param)(struct soc_camera_device *); - int (*set_bus_param)(struct soc_camera_device *, unsigned long); - const struct v4l2_queryctrl *controls; - int num_controls; -}; - #define SOCAM_SENSE_PCLK_CHANGED (1 << 0) /** @@ -226,65 +217,18 @@ struct soc_camera_sense { unsigned long pixel_clock; }; -static inline struct v4l2_queryctrl const *soc_camera_find_qctrl( - struct soc_camera_ops *ops, int id) -{ - int i; - - for (i = 0; i < ops->num_controls; i++) - if (ops->controls[i].id == id) - return &ops->controls[i]; - - return NULL; -} - -#define SOCAM_MASTER (1 << 0) -#define SOCAM_SLAVE (1 << 1) -#define SOCAM_HSYNC_ACTIVE_HIGH (1 << 2) -#define SOCAM_HSYNC_ACTIVE_LOW (1 << 3) -#define SOCAM_VSYNC_ACTIVE_HIGH (1 << 4) -#define SOCAM_VSYNC_ACTIVE_LOW (1 << 5) -#define SOCAM_DATAWIDTH_4 (1 << 6) -#define SOCAM_DATAWIDTH_8 (1 << 7) -#define SOCAM_DATAWIDTH_9 (1 << 8) -#define SOCAM_DATAWIDTH_10 (1 << 9) -#define SOCAM_DATAWIDTH_15 (1 << 10) -#define SOCAM_DATAWIDTH_16 (1 << 11) -#define SOCAM_PCLK_SAMPLE_RISING (1 << 12) -#define SOCAM_PCLK_SAMPLE_FALLING (1 << 13) -#define SOCAM_DATA_ACTIVE_HIGH (1 << 14) -#define SOCAM_DATA_ACTIVE_LOW (1 << 15) -#define SOCAM_MIPI_1LANE (1 << 16) -#define SOCAM_MIPI_2LANE (1 << 17) -#define SOCAM_MIPI_3LANE (1 << 18) -#define SOCAM_MIPI_4LANE (1 << 19) -#define SOCAM_MIPI (SOCAM_MIPI_1LANE | SOCAM_MIPI_2LANE | \ - SOCAM_MIPI_3LANE | SOCAM_MIPI_4LANE) +#define SOCAM_DATAWIDTH(x) BIT((x) - 1) +#define SOCAM_DATAWIDTH_4 SOCAM_DATAWIDTH(4) +#define SOCAM_DATAWIDTH_8 SOCAM_DATAWIDTH(8) +#define SOCAM_DATAWIDTH_9 SOCAM_DATAWIDTH(9) +#define SOCAM_DATAWIDTH_10 SOCAM_DATAWIDTH(10) +#define SOCAM_DATAWIDTH_15 SOCAM_DATAWIDTH(15) +#define SOCAM_DATAWIDTH_16 SOCAM_DATAWIDTH(16) #define SOCAM_DATAWIDTH_MASK (SOCAM_DATAWIDTH_4 | SOCAM_DATAWIDTH_8 | \ SOCAM_DATAWIDTH_9 | SOCAM_DATAWIDTH_10 | \ SOCAM_DATAWIDTH_15 | SOCAM_DATAWIDTH_16) -static inline unsigned long soc_camera_bus_param_compatible( - unsigned long camera_flags, unsigned long bus_flags) -{ - unsigned long common_flags, hsync, vsync, pclk, data, buswidth, mode; - unsigned long mipi; - - common_flags = camera_flags & bus_flags; - - hsync = common_flags & (SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_LOW); - vsync = common_flags & (SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_LOW); - pclk = common_flags & (SOCAM_PCLK_SAMPLE_RISING | SOCAM_PCLK_SAMPLE_FALLING); - data = common_flags & (SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATA_ACTIVE_LOW); - mode = common_flags & (SOCAM_MASTER | SOCAM_SLAVE); - buswidth = common_flags & SOCAM_DATAWIDTH_MASK; - mipi = common_flags & SOCAM_MIPI; - - return ((!hsync || !vsync || !pclk || !data || !mode || !buswidth) && !mipi) ? 0 : - common_flags; -} - static inline void soc_camera_limit_side(int *start, int *length, unsigned int start_min, unsigned int length_min, unsigned int length_max) @@ -300,23 +244,37 @@ static inline void soc_camera_limit_side(int *start, int *length, *start = start_min + length_max - *length; } -extern unsigned long soc_camera_apply_sensor_flags(struct soc_camera_link *icl, - unsigned long flags); +unsigned long soc_camera_apply_sensor_flags(struct soc_camera_link *icl, + unsigned long flags); +unsigned long soc_camera_apply_board_flags(struct soc_camera_link *icl, + const struct v4l2_mbus_config *cfg); /* This is only temporary here - until v4l2-subdev begins to link to video_device */ #include <linux/i2c.h> -static inline struct video_device *soc_camera_i2c_to_vdev(struct i2c_client *client) +static inline struct video_device *soc_camera_i2c_to_vdev(const struct i2c_client *client) +{ + struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct soc_camera_device *icd = (struct soc_camera_device *)sd->grp_id; + return icd ? icd->vdev : NULL; +} + +static inline struct soc_camera_link *soc_camera_i2c_to_link(const struct i2c_client *client) +{ + return client->dev.platform_data; +} + +static inline struct v4l2_subdev *soc_camera_vdev_to_subdev(const struct video_device *vdev) { - struct soc_camera_device *icd = client->dev.platform_data; - return icd->vdev; + struct soc_camera_device *icd = dev_get_drvdata(vdev->parent); + return soc_camera_to_subdev(icd); } -static inline struct soc_camera_device *soc_camera_from_vb2q(struct vb2_queue *vq) +static inline struct soc_camera_device *soc_camera_from_vb2q(const struct vb2_queue *vq) { return container_of(vq, struct soc_camera_device, vb2_vidq); } -static inline struct soc_camera_device *soc_camera_from_vbq(struct videobuf_queue *vq) +static inline struct soc_camera_device *soc_camera_from_vbq(const struct videobuf_queue *vq) { return container_of(vq, struct soc_camera_device, vb_vidq); } diff --git a/include/media/soc_camera_platform.h b/include/media/soc_camera_platform.h index 74f0fa15ca47..8aa4200a0b1d 100644 --- a/include/media/soc_camera_platform.h +++ b/include/media/soc_camera_platform.h @@ -13,6 +13,7 @@ #include <linux/videodev2.h> #include <media/soc_camera.h> +#include <media/v4l2-mediabus.h> struct device; @@ -20,7 +21,8 @@ struct soc_camera_platform_info { const char *format_name; unsigned long format_depth; struct v4l2_mbus_framefmt format; - unsigned long bus_param; + unsigned long mbus_param; + enum v4l2_mbus_type mbus_type; struct soc_camera_device *icd; int (*set_capture)(struct soc_camera_platform_info *info, int enable); }; diff --git a/include/media/soc_mediabus.h b/include/media/soc_mediabus.h index fae432544b41..73f1e7eb60f3 100644 --- a/include/media/soc_mediabus.h +++ b/include/media/soc_mediabus.h @@ -82,5 +82,7 @@ const struct soc_mbus_pixelfmt *soc_mbus_get_fmtdesc( s32 soc_mbus_bytes_per_line(u32 width, const struct soc_mbus_pixelfmt *mf); int soc_mbus_samples_per_pixel(const struct soc_mbus_pixelfmt *mf, unsigned int *numerator, unsigned int *denominator); +unsigned int soc_mbus_config_compatible(const struct v4l2_mbus_config *cfg, + unsigned int flags); #endif diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h index dd9f1e7b8ff7..4d1c74ad4c84 100644 --- a/include/media/v4l2-ioctl.h +++ b/include/media/v4l2-ioctl.h @@ -122,6 +122,8 @@ struct v4l2_ioctl_ops { int (*vidioc_qbuf) (struct file *file, void *fh, struct v4l2_buffer *b); int (*vidioc_dqbuf) (struct file *file, void *fh, struct v4l2_buffer *b); + int (*vidioc_create_bufs)(struct file *file, void *fh, struct v4l2_create_buffers *b); + int (*vidioc_prepare_buf)(struct file *file, void *fh, struct v4l2_buffer *b); int (*vidioc_overlay) (struct file *file, void *fh, unsigned int i); int (*vidioc_g_fbuf) (struct file *file, void *fh, diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 257da1a30f66..f0f3358d1b1b 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -158,6 +158,7 @@ struct v4l2_subdev_core_ops { int (*s_ext_ctrls)(struct v4l2_subdev *sd, struct v4l2_ext_controls *ctrls); int (*try_ext_ctrls)(struct v4l2_subdev *sd, struct v4l2_ext_controls *ctrls); int (*querymenu)(struct v4l2_subdev *sd, struct v4l2_querymenu *qm); + int (*g_std)(struct v4l2_subdev *sd, v4l2_std_id *norm); int (*s_std)(struct v4l2_subdev *sd, v4l2_std_id norm); long (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg); #ifdef CONFIG_VIDEO_ADV_DEBUG @@ -534,13 +535,13 @@ struct v4l2_subdev { void *dev_priv; void *host_priv; /* subdev device node */ - struct video_device devnode; + struct video_device *devnode; }; #define media_entity_to_v4l2_subdev(ent) \ container_of(ent, struct v4l2_subdev, entity) #define vdev_to_v4l2_subdev(vdev) \ - container_of(vdev, struct v4l2_subdev, devnode) + video_get_drvdata(vdev) /* * Used for storing subdev information per file handle diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h index ea55c08eddfb..a15d1f1b319e 100644 --- a/include/media/videobuf2-core.h +++ b/include/media/videobuf2-core.h @@ -105,6 +105,7 @@ enum vb2_fileio_flags { /** * enum vb2_buffer_state - current video buffer state * @VB2_BUF_STATE_DEQUEUED: buffer under userspace control + * @VB2_BUF_STATE_PREPARED: buffer prepared in videobuf and by the driver * @VB2_BUF_STATE_QUEUED: buffer queued in videobuf, but not in driver * @VB2_BUF_STATE_ACTIVE: buffer queued in driver and possibly used * in a hardware operation @@ -116,6 +117,7 @@ enum vb2_fileio_flags { */ enum vb2_buffer_state { VB2_BUF_STATE_DEQUEUED, + VB2_BUF_STATE_PREPARED, VB2_BUF_STATE_QUEUED, VB2_BUF_STATE_ACTIVE, VB2_BUF_STATE_DONE, @@ -167,13 +169,21 @@ struct vb2_buffer { /** * struct vb2_ops - driver-specific callbacks * - * @queue_setup: called from a VIDIOC_REQBUFS handler, before - * memory allocation; driver should return the required - * number of buffers in num_buffers, the required number - * of planes per buffer in num_planes; the size of each - * plane should be set in the sizes[] array and optional - * per-plane allocator specific context in alloc_ctxs[] - * array + * @queue_setup: called from VIDIOC_REQBUFS and VIDIOC_CREATE_BUFS + * handlers before memory allocation, or, if + * *num_planes != 0, after the allocation to verify a + * smaller number of buffers. Driver should return + * the required number of buffers in *num_buffers, the + * required number of planes per buffer in *num_planes; the + * size of each plane should be set in the sizes[] array + * and optional per-plane allocator specific context in the + * alloc_ctxs[] array. When called from VIDIOC_REQBUFS, + * fmt == NULL, the driver has to use the currently + * configured format and *num_buffers is the total number + * of buffers, that are being allocated. When called from + * VIDIOC_CREATE_BUFS, fmt != NULL and it describes the + * target frame format. In this case *num_buffers are being + * allocated additionally to q->num_buffers. * @wait_prepare: release any locks taken while calling vb2 functions; * it is called before an ioctl needs to wait for a new * buffer to arrive; required to avoid a deadlock in @@ -186,11 +196,11 @@ struct vb2_buffer { * perform additional buffer-related initialization; * initialization failure (return != 0) will prevent * queue setup from completing successfully; optional - * @buf_prepare: called every time the buffer is queued from userspace; - * drivers may perform any initialization required before - * each hardware operation in this callback; - * if an error is returned, the buffer will not be queued - * in driver; optional + * @buf_prepare: called every time the buffer is queued from userspace + * and from the VIDIOC_PREPARE_BUF ioctl; drivers may + * perform any initialization required before each hardware + * operation in this callback; if an error is returned, the + * buffer will not be queued in driver; optional * @buf_finish: called before every dequeue of the buffer back to * userspace; drivers may perform any operations required * before userspace accesses the buffer; optional @@ -216,9 +226,9 @@ struct vb2_buffer { * pre-queued buffers before calling STREAMON */ struct vb2_ops { - int (*queue_setup)(struct vb2_queue *q, unsigned int *num_buffers, - unsigned int *num_planes, unsigned int sizes[], - void *alloc_ctxs[]); + int (*queue_setup)(struct vb2_queue *q, const struct v4l2_format *fmt, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], void *alloc_ctxs[]); void (*wait_prepare)(struct vb2_queue *q); void (*wait_finish)(struct vb2_queue *q); @@ -298,6 +308,9 @@ int vb2_wait_for_all_buffers(struct vb2_queue *q); int vb2_querybuf(struct vb2_queue *q, struct v4l2_buffer *b); int vb2_reqbufs(struct vb2_queue *q, struct v4l2_requestbuffers *req); +int vb2_create_bufs(struct vb2_queue *q, struct v4l2_create_buffers *create); +int vb2_prepare_buf(struct vb2_queue *q, struct v4l2_buffer *b); + int vb2_queue_init(struct vb2_queue *q); void vb2_queue_release(struct vb2_queue *q); @@ -309,6 +322,13 @@ int vb2_streamon(struct vb2_queue *q, enum v4l2_buf_type type); int vb2_streamoff(struct vb2_queue *q, enum v4l2_buf_type type); int vb2_mmap(struct vb2_queue *q, struct vm_area_struct *vma); +#ifndef CONFIG_MMU +unsigned long vb2_get_unmapped_area(struct vb2_queue *q, + unsigned long addr, + unsigned long len, + unsigned long pgoff, + unsigned long flags); +#endif unsigned int vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait); size_t vb2_read(struct vb2_queue *q, char __user *data, size_t count, loff_t *ppos, int nonblock); |