Merge tag 'media/v5.15-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - new sensor drivers: imx335, imx412, ov9282

 - new IR transmitter driver: meson-ir-tx

 - handro driver gained support for H.264 for Rockchip VDPU2

 - imx gained support for i.MX8MQ

 - ti-vpe has gained support for other SoC variants

 - lots of cleanups, fixes, board additions and doc improvements

* tag 'media/v5.15-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (195 commits)
  media: venus: venc: add support for V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM control
  media: venus: venc: Add support for intra-refresh period
  media: v4l2-ctrls: Add intra-refresh period control
  media: docs: ext-ctrls-codec: Document cyclic intra-refresh zero control value
  media: venus: helper: do not set constrained parameters for UBWC
  media: venus: venc: Fix potential null pointer dereference on pointer fmt
  media: venus: hfi: fix return value check in sys_get_prop_image_version()
  media: tegra-cec: Handle errors of clk_prepare_enable()
  media: cec-pin: rename timer overrun variables
  media: TDA1997x: report -ENOLINK after disconnecting HDMI source
  media: TDA1997x: fix tda1997x_query_dv_timings() return value
  media: Fix cosmetic error in TDA1997x driver
  media: v4l2-dv-timings.c: fix wrong condition in two for-loops
  media: imx: add a driver for i.MX8MQ mipi csi rx phy and controller
  media: dt-bindings: media: document the nxp,imx8mq-mipi-csi2 receiver phy and controller
  media: imx: imx7_mipi_csis: convert some switch cases to the default
  media: imx: imx7-media-csi: Fix buffer return upon stream start failure
  media: imx: imx7-media-csi: Don't set PIXEL_BIT in CSICR1
  media: imx: imx7-media-csi: Set TWO_8BIT_SENSOR for >= 10-bit formats
  media: dt-bindings: media: nxp,imx7-csi: Add i.MX8MM support
  ...

85 files changed, 5295 insertions, 670 deletions

diff --git a/drivers/media/cec/core/cec-pin-priv.h b/drivers/media/cec/core/cec-pin-priv.h
index f423db8855d9..fb101f15865c 100644
--- a/drivers/media/cec/core/cec-pin-priv.h
+++ b/drivers/media/cec/core/cec-pin-priv.h
@@ -209,8 +209,8 @@ struct cec_pin {
 	u32				work_pin_events_dropped_cnt;
 	ktime_t				timer_ts;
 	u32				timer_cnt;
-	u32				timer_100ms_overruns;
-	u32				timer_300ms_overruns;
+	u32				timer_100us_overruns;
+	u32				timer_300us_overruns;
 	u32				timer_max_overrun;
 	u32				timer_sum_overrun;
 
diff --git a/drivers/media/cec/core/cec-pin.c b/drivers/media/cec/core/cec-pin.c
index f006bd8eec63..8c613aa649c6 100644
--- a/drivers/media/cec/core/cec-pin.c
+++ b/drivers/media/cec/core/cec-pin.c
@@ -854,9 +854,9 @@ static enum hrtimer_restart cec_pin_timer(struct hrtimer *timer)
 		if (delta > 100 && pin->state != CEC_ST_IDLE) {
 			/* Keep track of timer overruns */
 			pin->timer_sum_overrun += delta;
-			pin->timer_100ms_overruns++;
+			pin->timer_100us_overruns++;
 			if (delta > 300)
-				pin->timer_300ms_overruns++;
+				pin->timer_300us_overruns++;
 			if (delta > pin->timer_max_overrun)
 				pin->timer_max_overrun = delta;
 		}
@@ -1207,15 +1207,15 @@ static void cec_pin_adap_status(struct cec_adapter *adap,
 	seq_printf(file, "cec pin events dropped: %u\n",
 		   pin->work_pin_events_dropped_cnt);
 	seq_printf(file, "irq failed: %d\n", pin->enable_irq_failed);
-	if (pin->timer_100ms_overruns) {
-		seq_printf(file, "timer overruns > 100ms: %u of %u\n",
-			   pin->timer_100ms_overruns, pin->timer_cnt);
-		seq_printf(file, "timer overruns > 300ms: %u of %u\n",
-			   pin->timer_300ms_overruns, pin->timer_cnt);
+	if (pin->timer_100us_overruns) {
+		seq_printf(file, "timer overruns > 100us: %u of %u\n",
+			   pin->timer_100us_overruns, pin->timer_cnt);
+		seq_printf(file, "timer overruns > 300us: %u of %u\n",
+			   pin->timer_300us_overruns, pin->timer_cnt);
 		seq_printf(file, "max timer overrun: %u usecs\n",
 			   pin->timer_max_overrun);
 		seq_printf(file, "avg timer overrun: %u usecs\n",
-			   pin->timer_sum_overrun / pin->timer_100ms_overruns);
+			   pin->timer_sum_overrun / pin->timer_100us_overruns);
 	}
 	if (pin->rx_start_bit_low_too_short_cnt)
 		seq_printf(file,
@@ -1245,8 +1245,8 @@ static void cec_pin_adap_status(struct cec_adapter *adap,
 	seq_printf(file, "tx detected low drive: %u\n", pin->tx_low_drive_cnt);
 	pin->work_pin_events_dropped_cnt = 0;
 	pin->timer_cnt = 0;
-	pin->timer_100ms_overruns = 0;
-	pin->timer_300ms_overruns = 0;
+	pin->timer_100us_overruns = 0;
+	pin->timer_300us_overruns = 0;
 	pin->timer_max_overrun = 0;
 	pin->timer_sum_overrun = 0;
 	pin->rx_start_bit_low_too_short_cnt = 0;
diff --git a/drivers/media/cec/platform/stm32/stm32-cec.c b/drivers/media/cec/platform/stm32/stm32-cec.c
index ea4b1ebfca99..0ffd89712536 100644
--- a/drivers/media/cec/platform/stm32/stm32-cec.c
+++ b/drivers/media/cec/platform/stm32/stm32-cec.c
@@ -305,14 +305,16 @@ static int stm32_cec_probe(struct platform_device *pdev)
 
 	cec->clk_hdmi_cec = devm_clk_get(&pdev->dev, "hdmi-cec");
 	if (IS_ERR(cec->clk_hdmi_cec) &&
-	    PTR_ERR(cec->clk_hdmi_cec) == -EPROBE_DEFER)
-		return -EPROBE_DEFER;
+	    PTR_ERR(cec->clk_hdmi_cec) == -EPROBE_DEFER) {
+		ret = -EPROBE_DEFER;
+		goto err_unprepare_cec_clk;
+	}
 
 	if (!IS_ERR(cec->clk_hdmi_cec)) {
 		ret = clk_prepare(cec->clk_hdmi_cec);
 		if (ret) {
 			dev_err(&pdev->dev, "Can't prepare hdmi-cec clock\n");
-			return ret;
+			goto err_unprepare_cec_clk;
 		}
 	}
 
@@ -324,19 +326,27 @@ static int stm32_cec_probe(struct platform_device *pdev)
 			CEC_NAME, caps,	CEC_MAX_LOG_ADDRS);
 	ret = PTR_ERR_OR_ZERO(cec->adap);
 	if (ret)
-		return ret;
+		goto err_unprepare_hdmi_cec_clk;
 
 	ret = cec_register_adapter(cec->adap, &pdev->dev);
-	if (ret) {
-		cec_delete_adapter(cec->adap);
-		return ret;
-	}
+	if (ret)
+		goto err_delete_adapter;
 
 	cec_hw_init(cec);
 
 	platform_set_drvdata(pdev, cec);
 
 	return 0;
+
+err_delete_adapter:
+	cec_delete_adapter(cec->adap);
+
+err_unprepare_hdmi_cec_clk:
+	clk_unprepare(cec->clk_hdmi_cec);
+
+err_unprepare_cec_clk:
+	clk_unprepare(cec->clk_cec);
+	return ret;
 }
 
 static int stm32_cec_remove(struct platform_device *pdev)
diff --git a/drivers/media/cec/platform/tegra/tegra_cec.c b/drivers/media/cec/platform/tegra/tegra_cec.c
index 1ac0c70a5981..5e907395ca2e 100644
--- a/drivers/media/cec/platform/tegra/tegra_cec.c
+++ b/drivers/media/cec/platform/tegra/tegra_cec.c
@@ -366,7 +366,11 @@ static int tegra_cec_probe(struct platform_device *pdev)
 		return -ENOENT;
 	}
 
-	clk_prepare_enable(cec->clk);
+	ret = clk_prepare_enable(cec->clk);
+	if (ret) {
+		dev_err(&pdev->dev, "Unable to prepare clock for CEC\n");
+		return ret;
+	}
 
 	/* set context info. */
 	cec->dev = &pdev->dev;
@@ -446,9 +450,7 @@ static int tegra_cec_resume(struct platform_device *pdev)
 
 	dev_notice(&pdev->dev, "Resuming\n");
 
-	clk_prepare_enable(cec->clk);
-
-	return 0;
+	return clk_prepare_enable(cec->clk);
 }
 #endif
 
diff --git a/drivers/media/dvb-frontends/cx24117.c b/drivers/media/dvb-frontends/cx24117.c
index 9fccc906d85a..ac6e47d81b9e 100644
--- a/drivers/media/dvb-frontends/cx24117.c
+++ b/drivers/media/dvb-frontends/cx24117.c
@@ -1172,7 +1172,6 @@ struct dvb_frontend *cx24117_attach(const struct cx24117_config *config,
 			"%s: Error attaching frontend %d\n",
 			KBUILD_MODNAME, demod);
 		goto error1;
-		break;
 	case 1:
 		/* new priv instance */
 		priv->i2c = i2c;
diff --git a/drivers/media/dvb-frontends/dib8000.c b/drivers/media/dvb-frontends/dib8000.c
index 082796534b0a..bb02354a48b8 100644
--- a/drivers/media/dvb-frontends/dib8000.c
+++ b/drivers/media/dvb-frontends/dib8000.c
@@ -2107,32 +2107,55 @@ static void dib8000_load_ana_fe_coefs(struct dib8000_state *state, const s16 *an
 			dib8000_write_word(state, 117 + mode, ana_fe[mode]);
 }
 
-static const u16 lut_prbs_2k[14] = {
-	0, 0x423, 0x009, 0x5C7, 0x7A6, 0x3D8, 0x527, 0x7FF, 0x79B, 0x3D6, 0x3A2, 0x53B, 0x2F4, 0x213
+static const u16 lut_prbs_2k[13] = {
+	0x423, 0x009, 0x5C7,
+	0x7A6, 0x3D8, 0x527,
+	0x7FF, 0x79B, 0x3D6,
+	0x3A2, 0x53B, 0x2F4,
+	0x213
 };
-static const u16 lut_prbs_4k[14] = {
-	0, 0x208, 0x0C3, 0x7B9, 0x423, 0x5C7, 0x3D8, 0x7FF, 0x3D6, 0x53B, 0x213, 0x029, 0x0D0, 0x48E
+
+static const u16 lut_prbs_4k[13] = {
+	0x208, 0x0C3, 0x7B9,
+	0x423, 0x5C7, 0x3D8,
+	0x7FF, 0x3D6, 0x53B,
+	0x213, 0x029, 0x0D0,
+	0x48E
 };
-static const u16 lut_prbs_8k[14] = {
-	0, 0x740, 0x069, 0x7DD, 0x208, 0x7B9, 0x5C7, 0x7FF, 0x53B, 0x029, 0x48E, 0x4C4, 0x367, 0x684
+
+static const u16 lut_prbs_8k[13] = {
+	0x740, 0x069, 0x7DD,
+	0x208, 0x7B9, 0x5C7,
+	0x7FF, 0x53B, 0x029,
+	0x48E, 0x4C4, 0x367,
+	0x684
 };
 
 static u16 dib8000_get_init_prbs(struct dib8000_state *state, u16 subchannel)
 {
 	int sub_channel_prbs_group = 0;
+	int prbs_group;
 
-	sub_channel_prbs_group = (subchannel / 3) + 1;
-	dprintk("sub_channel_prbs_group = %d , subchannel =%d prbs = 0x%04x\n", sub_channel_prbs_group, subchannel, lut_prbs_8k[sub_channel_prbs_group]);
+	sub_channel_prbs_group = subchannel / 3;
+	if (sub_channel_prbs_group >= ARRAY_SIZE(lut_prbs_2k))
+		return 0;
 
 	switch (state->fe[0]->dtv_property_cache.transmission_mode) {
 	case TRANSMISSION_MODE_2K:
-			return lut_prbs_2k[sub_channel_prbs_group];
+		prbs_group = lut_prbs_2k[sub_channel_prbs_group];
+		break;
 	case TRANSMISSION_MODE_4K:
-			return lut_prbs_4k[sub_channel_prbs_group];
+		prbs_group =  lut_prbs_4k[sub_channel_prbs_group];
+		break;
 	default:
 	case TRANSMISSION_MODE_8K:
-			return lut_prbs_8k[sub_channel_prbs_group];
+		prbs_group = lut_prbs_8k[sub_channel_prbs_group];
 	}
+
+	dprintk("sub_channel_prbs_group = %d , subchannel =%d prbs = 0x%04x\n",
+		sub_channel_prbs_group, subchannel, prbs_group);
+
+	return prbs_group;
 }
 
 static void dib8000_set_13seg_channel(struct dib8000_state *state)
@@ -2409,10 +2432,8 @@ static void dib8000_set_isdbt_common_channel(struct dib8000_state *state, u8 seq
 	/* TSB or ISDBT ? apply it now */
 	if (c->isdbt_sb_mode) {
 		dib8000_set_sb_channel(state);
-		if (c->isdbt_sb_subchannel < 14)
-			init_prbs = dib8000_get_init_prbs(state, c->isdbt_sb_subchannel);
-		else
-			init_prbs = 0;
+		init_prbs = dib8000_get_init_prbs(state,
+						  c->isdbt_sb_subchannel);
 	} else {
 		dib8000_set_13seg_channel(state);
 		init_prbs = 0xfff;
@@ -3004,6 +3025,7 @@ static int dib8000_tune(struct dvb_frontend *fe)
 
 	unsigned long *timeout = &state->timeout;
 	unsigned long now = jiffies;
+	u16 init_prbs;
 #ifdef DIB8000_AGC_FREEZE
 	u16 agc1, agc2;
 #endif
@@ -3302,8 +3324,10 @@ static int dib8000_tune(struct dvb_frontend *fe)
 		break;
 
 	case CT_DEMOD_STEP_11:  /* 41 : init prbs autosearch */
-		if (state->subchannel <= 41) {
-			dib8000_set_subchannel_prbs(state, dib8000_get_init_prbs(state, state->subchannel));
+		init_prbs = dib8000_get_init_prbs(state, state->subchannel);
+
+		if (init_prbs) {
+			dib8000_set_subchannel_prbs(state, init_prbs);
 			*tune_state = CT_DEMOD_STEP_9;
 		} else {
 			*tune_state = CT_DEMOD_STOP;
diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
index 588f8eb95984..08feb3e8c1bf 100644
--- a/drivers/media/i2c/Kconfig
+++ b/drivers/media/i2c/Kconfig
@@ -842,6 +842,20 @@ config VIDEO_IMX334
 	  To compile this driver as a module, choose M here: the
 	  module will be called imx334.
 
+config VIDEO_IMX335
+	tristate "Sony IMX335 sensor support"
+	depends on OF_GPIO
+	depends on I2C && VIDEO_V4L2
+	select VIDEO_V4L2_SUBDEV_API
+	select MEDIA_CONTROLLER
+	select V4L2_FWNODE
+	help
+	  This is a Video4Linux2 sensor driver for the Sony
+	  IMX335 camera.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called imx335.
+
 config VIDEO_IMX355
 	tristate "Sony IMX355 sensor support"
 	depends on I2C && VIDEO_V4L2
@@ -854,6 +868,20 @@ config VIDEO_IMX355
 	  To compile this driver as a module, choose M here: the
 	  module will be called imx355.
 
+config VIDEO_IMX412
+	tristate "Sony IMX412 sensor support"
+	depends on OF_GPIO
+	depends on I2C && VIDEO_V4L2
+	select VIDEO_V4L2_SUBDEV_API
+	select MEDIA_CONTROLLER
+	select V4L2_FWNODE
+	help
+	  This is a Video4Linux2 sensor driver for the Sony
+	  IMX412 camera.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called imx412.
+
 config VIDEO_OV02A10
 	tristate "OmniVision OV02A10 sensor support"
 	depends on VIDEO_V4L2 && I2C
@@ -1103,6 +1131,20 @@ config VIDEO_OV8865
 	  To compile this driver as a module, choose M here: the
 	  module will be called ov8865.
 
+config VIDEO_OV9282
+	tristate "OmniVision OV9282 sensor support"
+	depends on OF_GPIO
+	depends on I2C && VIDEO_V4L2
+	select VIDEO_V4L2_SUBDEV_API
+	select MEDIA_CONTROLLER
+	select V4L2_FWNODE
+	help
+	  This is a Video4Linux2 sensor driver for the OmniVision
+	  OV9282 camera sensor.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called ov9282.
+
 config VIDEO_OV9640
 	tristate "OmniVision OV9640 sensor support"
 	depends on I2C && VIDEO_V4L2
diff --git a/drivers/media/i2c/Makefile b/drivers/media/i2c/Makefile
index 1168fa6b84ed..83268f20aa3a 100644
--- a/drivers/media/i2c/Makefile
+++ b/drivers/media/i2c/Makefile
@@ -84,6 +84,7 @@ obj-$(CONFIG_VIDEO_OV772X) += ov772x.o
 obj-$(CONFIG_VIDEO_OV7740) += ov7740.o
 obj-$(CONFIG_VIDEO_OV8856) += ov8856.o
 obj-$(CONFIG_VIDEO_OV8865) += ov8865.o
+obj-$(CONFIG_VIDEO_OV9282) += ov9282.o
 obj-$(CONFIG_VIDEO_OV9640) += ov9640.o
 obj-$(CONFIG_VIDEO_OV9650) += ov9650.o
 obj-$(CONFIG_VIDEO_OV9734) += ov9734.o
@@ -124,11 +125,12 @@ obj-$(CONFIG_VIDEO_IMX274)	+= imx274.o
 obj-$(CONFIG_VIDEO_IMX290)	+= imx290.o
 obj-$(CONFIG_VIDEO_IMX319)	+= imx319.o
 obj-$(CONFIG_VIDEO_IMX334)	+= imx334.o
+obj-$(CONFIG_VIDEO_IMX335)	+= imx335.o
 obj-$(CONFIG_VIDEO_IMX355)	+= imx355.o
+obj-$(CONFIG_VIDEO_IMX412)	+= imx412.o
 obj-$(CONFIG_VIDEO_MAX9286)	+= max9286.o
 obj-$(CONFIG_VIDEO_MAX9271_LIB)	+= max9271.o
 obj-$(CONFIG_VIDEO_RDACM20)	+= rdacm20.o
 obj-$(CONFIG_VIDEO_RDACM21)	+= rdacm21.o
 obj-$(CONFIG_VIDEO_ST_MIPID02) += st-mipid02.o
-
 obj-$(CONFIG_SDR_MAX2175) += max2175.o
diff --git a/drivers/media/i2c/adv7180.c b/drivers/media/i2c/adv7180.c
index fa5bc55bc944..d9a99fcfacb1 100644
--- a/drivers/media/i2c/adv7180.c
+++ b/drivers/media/i2c/adv7180.c
@@ -94,6 +94,7 @@
 #define ADV7180_REG_SHAP_FILTER_CTL_1	0x0017
 #define ADV7180_REG_CTRL_2		0x001d
 #define ADV7180_REG_VSYNC_FIELD_CTL_1	0x0031
+#define ADV7180_VSYNC_FIELD_CTL_1_NEWAV 0x12
 #define ADV7180_REG_MANUAL_WIN_CTL_1	0x003d
 #define ADV7180_REG_MANUAL_WIN_CTL_2	0x003e
 #define ADV7180_REG_MANUAL_WIN_CTL_3	0x003f
@@ -205,6 +206,7 @@ struct adv7180_state {
 	struct mutex		mutex; /* mutual excl. when accessing chip */
 	int			irq;
 	struct gpio_desc	*pwdn_gpio;
+	struct gpio_desc	*rst_gpio;
 	v4l2_std_id		curr_norm;
 	bool			powered;
 	bool			streaming;
@@ -216,6 +218,7 @@ struct adv7180_state {
 	struct i2c_client	*vpp_client;
 	const struct adv7180_chip_info *chip_info;
 	enum v4l2_field		field;
+	bool			force_bt656_4;
 };
 #define to_adv7180_sd(_ctrl) (&container_of(_ctrl->handler,		\
 					    struct adv7180_state,	\
@@ -484,6 +487,19 @@ static void adv7180_set_power_pin(struct adv7180_state *state, bool on)
 	}
 }
 
+static void adv7180_set_reset_pin(struct adv7180_state *state, bool on)
+{
+	if (!state->rst_gpio)
+		return;
+
+	if (on) {
+		gpiod_set_value_cansleep(state->rst_gpio, 1);
+	} else {
+		gpiod_set_value_cansleep(state->rst_gpio, 0);
+		usleep_range(5000, 10000);
+	}
+}
+
 static int adv7180_set_power(struct adv7180_state *state, bool on)
 {
 	u8 val;
@@ -963,10 +979,26 @@ static int adv7182_init(struct adv7180_state *state)
 		adv7180_write(state, ADV7180_REG_EXTENDED_OUTPUT_CONTROL, 0x57);
 		adv7180_write(state, ADV7180_REG_CTRL_2, 0xc0);
 	} else {
-		if (state->chip_info->flags & ADV7180_FLAG_V2)
-			adv7180_write(state,
-				      ADV7180_REG_EXTENDED_OUTPUT_CONTROL,
-				      0x17);
+		if (state->chip_info->flags & ADV7180_FLAG_V2) {
+			if (state->force_bt656_4) {
+				/* ITU-R BT.656-4 compatible */
+				adv7180_write(state,
+					      ADV7180_REG_EXTENDED_OUTPUT_CONTROL,
+					      ADV7180_EXTENDED_OUTPUT_CONTROL_NTSCDIS);
+				/* Manually set NEWAVMODE */
+				adv7180_write(state,
+					      ADV7180_REG_VSYNC_FIELD_CTL_1,
+					      ADV7180_VSYNC_FIELD_CTL_1_NEWAV);
+				/* Manually set V bit end position in NTSC mode */
+				adv7180_write(state,
+					      ADV7180_REG_NTSC_V_BIT_END,
+					      ADV7180_NTSC_V_BIT_END_MANUAL_NVEND);
+			} else {
+				adv7180_write(state,
+					      ADV7180_REG_EXTENDED_OUTPUT_CONTROL,
+					      0x17);
+			}
+		}
 		else
 			adv7180_write(state,
 				      ADV7180_REG_EXTENDED_OUTPUT_CONTROL,
@@ -1263,6 +1295,7 @@ static int init_device(struct adv7180_state *state)
 	mutex_lock(&state->mutex);
 
 	adv7180_set_power_pin(state, true);
+	adv7180_set_reset_pin(state, false);
 
 	adv7180_write(state, ADV7180_REG_PWR_MAN, ADV7180_PWR_MAN_RES);
 	usleep_range(5000, 10000);
@@ -1314,6 +1347,7 @@ out_unlock:
 static int adv7180_probe(struct i2c_client *client,
 			 const struct i2c_device_id *id)
 {
+	struct device_node *np = client->dev.of_node;
 	struct adv7180_state *state;
 	struct v4l2_subdev *sd;
 	int ret;
@@ -1338,6 +1372,17 @@ static int adv7180_probe(struct i2c_client *client,
 		return ret;
 	}
 
+	state->rst_gpio = devm_gpiod_get_optional(&client->dev, "reset",
+						  GPIOD_OUT_HIGH);
+	if (IS_ERR(state->rst_gpio)) {
+		ret = PTR_ERR(state->rst_gpio);
+		v4l_err(client, "request for reset pin failed: %d\n", ret);
+		return ret;
+	}
+
+	if (of_property_read_bool(np, "adv,force-bt656-4"))
+		state->force_bt656_4 = true;
+
 	if (state->chip_info->flags & ADV7180_FLAG_MIPI_CSI2) {
 		state->csi_client = i2c_new_dummy_device(client->adapter,
 				ADV7180_DEFAULT_CSI_I2C_ADDR);
@@ -1392,11 +1437,19 @@ static int adv7180_probe(struct i2c_client *client,
 	if (ret)
 		goto err_free_irq;
 
-	v4l_info(client, "chip found @ 0x%02x (%s)\n",
-		 client->addr, client->adapter->name);
+	mutex_lock(&state->mutex);
+	ret = adv7180_read(state, ADV7180_REG_IDENT);
+	mutex_unlock(&state->mutex);
+	if (ret < 0)
+		goto err_v4l2_async_unregister;
+
+	v4l_info(client, "chip id 0x%x found @ 0x%02x (%s)\n",
+		 ret, client->addr, client->adapter->name);
 
 	return 0;
 
+err_v4l2_async_unregister:
+	v4l2_async_unregister_subdev(sd);
 err_free_irq:
 	if (state->irq > 0)
 		free_irq(client->irq, state);
@@ -1428,6 +1481,7 @@ static int adv7180_remove(struct i2c_client *client)
 	i2c_unregister_device(state->vpp_client);
 	i2c_unregister_device(state->csi_client);
 
+	adv7180_set_reset_pin(state, true);
 	adv7180_set_power_pin(state, false);
 
 	mutex_destroy(&state->mutex);
diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c
index a9403a227c6b..5363f3bcafe3 100644
--- a/drivers/media/i2c/ccs/ccs-core.c
+++ b/drivers/media/i2c/ccs/ccs-core.c
@@ -1943,6 +1943,51 @@ static int ccs_set_stream(struct v4l2_subdev *subdev, int enable)
 	return rval;
 }
 
+static int ccs_pre_streamon(struct v4l2_subdev *subdev, u32 flags)
+{
+	struct ccs_sensor *sensor = to_ccs_sensor(subdev);
+	struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
+	int rval;
+
+	if (flags & V4L2_SUBDEV_PRE_STREAMON_FL_MANUAL_LP) {
+		switch (sensor->hwcfg.csi_signalling_mode) {
+		case CCS_CSI_SIGNALING_MODE_CSI_2_DPHY:
+			if (!(CCS_LIM(sensor, PHY_CTRL_CAPABILITY_2) &
+			      CCS_PHY_CTRL_CAPABILITY_2_MANUAL_LP_DPHY))
+				return -EACCES;
+			break;
+		case CCS_CSI_SIGNALING_MODE_CSI_2_CPHY:
+			if (!(CCS_LIM(sensor, PHY_CTRL_CAPABILITY_2) &
+			      CCS_PHY_CTRL_CAPABILITY_2_MANUAL_LP_CPHY))
+				return -EACCES;
+			break;
+		default:
+			return -EACCES;
+		}
+	}
+
+	rval = ccs_pm_get_init(sensor);
+	if (rval)
+		return rval;
+
+	if (flags & V4L2_SUBDEV_PRE_STREAMON_FL_MANUAL_LP) {
+		rval = ccs_write(sensor, MANUAL_LP_CTRL,
+				 CCS_MANUAL_LP_CTRL_ENABLE);
+		if (rval)
+			pm_runtime_put(&client->dev);
+	}
+
+	return rval;
+}
+
+static int ccs_post_streamoff(struct v4l2_subdev *subdev)
+{
+	struct ccs_sensor *sensor = to_ccs_sensor(subdev);
+	struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
+
+	return pm_runtime_put(&client->dev);
+}
+
 static int ccs_enum_mbus_code(struct v4l2_subdev *subdev,
 			      struct v4l2_subdev_state *sd_state,
 			      struct v4l2_subdev_mbus_code_enum *code)
@@ -2673,8 +2718,7 @@ static int ccs_get_skip_top_lines(struct v4l2_subdev *subdev, u32 *lines)
  */
 
 static ssize_t
-ccs_sysfs_nvm_read(struct device *dev, struct device_attribute *attr,
-		   char *buf)
+nvm_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct v4l2_subdev *subdev = i2c_get_clientdata(to_i2c_client(dev));
 	struct i2c_client *client = v4l2_get_subdevdata(subdev);
@@ -2704,11 +2748,10 @@ ccs_sysfs_nvm_read(struct device *dev, struct device_attribute *attr,
 	 */
 	return rval;
 }
-static DEVICE_ATTR(nvm, S_IRUGO, ccs_sysfs_nvm_read, NULL);
+static DEVICE_ATTR_RO(nvm);
 
 static ssize_t
-ccs_sysfs_ident_read(struct device *dev, struct device_attribute *attr,
-		     char *buf)
+ident_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct v4l2_subdev *subdev = i2c_get_clientdata(to_i2c_client(dev));
 	struct ccs_sensor *sensor = to_ccs_sensor(subdev);
@@ -2723,8 +2766,7 @@ ccs_sysfs_ident_read(struct device *dev, struct device_attribute *attr,
 				minfo->smia_manufacturer_id, minfo->model_id,
 				minfo->revision_number) + 1;
 }
-
-static DEVICE_ATTR(ident, S_IRUGO, ccs_sysfs_ident_read, NULL);
+static DEVICE_ATTR_RO(ident);
 
 /* -----------------------------------------------------------------------------
  * V4L2 subdev core operations
@@ -3058,6 +3100,8 @@ static int ccs_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
 
 static const struct v4l2_subdev_video_ops ccs_video_ops = {
 	.s_stream = ccs_set_stream,
+	.pre_streamon = ccs_pre_streamon,
+	.post_streamoff = ccs_post_streamoff,
 };
 
 static const struct v4l2_subdev_pad_ops ccs_pad_ops = {
diff --git a/drivers/media/i2c/et8ek8/et8ek8_driver.c b/drivers/media/i2c/et8ek8/et8ek8_driver.c
index c7b91c0c03b5..873d614339bb 100644
--- a/drivers/media/i2c/et8ek8/et8ek8_driver.c
+++ b/drivers/media/i2c/et8ek8/et8ek8_driver.c
@@ -1237,8 +1237,7 @@ out_poweroff:
  * sysfs attributes
  */
 static ssize_t
-et8ek8_priv_mem_read(struct device *dev, struct device_attribute *attr,
-		     char *buf)
+priv_mem_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct v4l2_subdev *subdev = dev_get_drvdata(dev);
 	struct et8ek8_sensor *sensor = to_et8ek8_sensor(subdev);
@@ -1251,7 +1250,7 @@ et8ek8_priv_mem_read(struct device *dev, struct device_attribute *attr,
 
 	return ET8EK8_PRIV_MEM_SIZE;
 }
-static DEVICE_ATTR(priv_mem, 0444, et8ek8_priv_mem_read, NULL);
+static DEVICE_ATTR_RO(priv_mem);
 
 /* --------------------------------------------------------------------------
  * V4L2 subdev core operations
diff --git a/drivers/media/i2c/imx258.c b/drivers/media/i2c/imx258.c
index 7ab9e5f9f267..81cdf37216ca 100644
--- a/drivers/media/i2c/imx258.c
+++ b/drivers/media/i2c/imx258.c
@@ -23,7 +23,7 @@
 #define IMX258_CHIP_ID			0x0258
 
 /* V_TIMING internal */
-#define IMX258_VTS_30FPS		0x0c98
+#define IMX258_VTS_30FPS		0x0c50
 #define IMX258_VTS_30FPS_2K		0x0638
 #define IMX258_VTS_30FPS_VGA		0x034c
 #define IMX258_VTS_MAX			0xffff
@@ -47,7 +47,7 @@
 /* Analog gain control */
 #define IMX258_REG_ANALOG_GAIN		0x0204
 #define IMX258_ANA_GAIN_MIN		0
-#define IMX258_ANA_GAIN_MAX		0x1fff
+#define IMX258_ANA_GAIN_MAX		480
 #define IMX258_ANA_GAIN_STEP		1
 #define IMX258_ANA_GAIN_DEFAULT		0x0
 
diff --git a/drivers/media/i2c/imx335.c b/drivers/media/i2c/imx335.c
new file mode 100644
index 000000000000..410d6b86feb5
--- /dev/null
+++ b/drivers/media/i2c/imx335.c
@@ -0,0 +1,1129 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Sony imx335 Camera Sensor Driver
+ *
+ * Copyright (C) 2021 Intel Corporation
+ */
+#include <asm/unaligned.h>
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/pm_runtime.h>
+
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-fwnode.h>
+#include <media/v4l2-subdev.h>
+
+/* Streaming Mode */
+#define IMX335_REG_MODE_SELECT	0x3000
+#define IMX335_MODE_STANDBY	0x01
+#define IMX335_MODE_STREAMING	0x00
+
+/* Lines per frame */
+#define IMX335_REG_LPFR		0x3030
+
+/* Chip ID */
+#define IMX335_REG_ID		0x3912
+#define IMX335_ID		0x00
+
+/* Exposure control */
+#define IMX335_REG_SHUTTER	0x3058
+#define IMX335_EXPOSURE_MIN	1
+#define IMX335_EXPOSURE_OFFSET	9
+#define IMX335_EXPOSURE_STEP	1
+#define IMX335_EXPOSURE_DEFAULT	0x0648
+
+/* Analog gain control */
+#define IMX335_REG_AGAIN	0x30e8
+#define IMX335_AGAIN_MIN	0
+#define IMX335_AGAIN_MAX	240
+#define IMX335_AGAIN_STEP	1
+#define IMX335_AGAIN_DEFAULT	0
+
+/* Group hold register */
+#define IMX335_REG_HOLD		0x3001
+
+/* Input clock rate */
+#define IMX335_INCLK_RATE	24000000
+
+/* CSI2 HW configuration */
+#define IMX335_LINK_FREQ	594000000
+#define IMX335_NUM_DATA_LANES	4
+
+#define IMX335_REG_MIN		0x00
+#define IMX335_REG_MAX		0xfffff
+
+/**
+ * struct imx335_reg - imx335 sensor register
+ * @address: Register address
+ * @val: Register value
+ */
+struct imx335_reg {
+	u16 address;
+	u8 val;
+};
+
+/**
+ * struct imx335_reg_list - imx335 sensor register list
+ * @num_of_regs: Number of registers in the list
+ * @regs: Pointer to register list
+ */
+struct imx335_reg_list {
+	u32 num_of_regs;
+	const struct imx335_reg *regs;
+};
+
+/**
+ * struct imx335_mode - imx335 sensor mode structure
+ * @width: Frame width
+ * @height: Frame height
+ * @code: Format code
+ * @hblank: Horizontal blanking in lines
+ * @vblank: Vertical blanking in lines
+ * @vblank_min: Minimum vertical blanking in lines
+ * @vblank_max: Maximum vertical blanking in lines
+ * @pclk: Sensor pixel clock
+ * @link_freq_idx: Link frequency index
+ * @reg_list: Register list for sensor mode
+ */
+struct imx335_mode {
+	u32 width;
+	u32 height;
+	u32 code;
+	u32 hblank;
+	u32 vblank;
+	u32 vblank_min;
+	u32 vblank_max;
+	u64 pclk;
+	u32 link_freq_idx;
+	struct imx335_reg_list reg_list;
+};
+
+/**
+ * struct imx335 - imx335 sensor device structure
+ * @dev: Pointer to generic device
+ * @client: Pointer to i2c client
+ * @sd: V4L2 sub-device
+ * @pad: Media pad. Only one pad supported
+ * @reset_gpio: Sensor reset gpio
+ * @inclk: Sensor input clock
+ * @ctrl_handler: V4L2 control handler
+ * @link_freq_ctrl: Pointer to link frequency control
+ * @pclk_ctrl: Pointer to pixel clock control
+ * @hblank_ctrl: Pointer to horizontal blanking control
+ * @vblank_ctrl: Pointer to vertical blanking control
+ * @exp_ctrl: Pointer to exposure control
+ * @again_ctrl: Pointer to analog gain control
+ * @vblank: Vertical blanking in lines
+ * @cur_mode: Pointer to current selected sensor mode
+ * @mutex: Mutex for serializing sensor controls
+ * @streaming: Flag indicating streaming state
+ */
+struct imx335 {
+	struct device *dev;
+	struct i2c_client *client;
+	struct v4l2_subdev sd;
+	struct media_pad pad;
+	struct gpio_desc *reset_gpio;
+	struct clk *inclk;
+	struct v4l2_ctrl_handler ctrl_handler;
+	struct v4l2_ctrl *link_freq_ctrl;
+	struct v4l2_ctrl *pclk_ctrl;
+	struct v4l2_ctrl *hblank_ctrl;
+	struct v4l2_ctrl *vblank_ctrl;
+	struct {
+		struct v4l2_ctrl *exp_ctrl;
+		struct v4l2_ctrl *again_ctrl;
+	};
+	u32 vblank;
+	const struct imx335_mode *cur_mode;
+	struct mutex mutex;
+	bool streaming;
+};
+
+static const s64 link_freq[] = {
+	IMX335_LINK_FREQ,
+};
+
+/* Sensor mode registers */
+static const struct imx335_reg mode_2592x1940_regs[] = {
+	{0x3000, 0x01},
+	{0x3002, 0x00},
+	{0x300c, 0x3b},
+	{0x300d, 0x2a},
+	{0x3018, 0x04},
+	{0x302c, 0x3c},
+	{0x302e, 0x20},
+	{0x3056, 0x94},
+	{0x3074, 0xc8},
+	{0x3076, 0x28},
+	{0x304c, 0x00},
+	{0x314c, 0xc6},
+	{0x315a, 0x02},
+	{0x3168, 0xa0},
+	{0x316a, 0x7e},
+	{0x31a1, 0x00},
+	{0x3288, 0x21},
+	{0x328a, 0x02},
+	{0x3414, 0x05},
+	{0x3416, 0x18},
+	{0x3648, 0x01},
+	{0x364a, 0x04},
+	{0x364c, 0x04},
+	{0x3678, 0x01},
+	{0x367c, 0x31},
+	{0x367e, 0x31},
+	{0x3706, 0x10},
+	{0x3708, 0x03},
+	{0x3714, 0x02},
+	{0x3715, 0x02},
+	{0x3716, 0x01},
+	{0x3717, 0x03},
+	{0x371c, 0x3d},
+	{0x371d, 0x3f},
+	{0x372c, 0x00},
+	{0x372d, 0x00},
+	{0x372e, 0x46},
+	{0x372f, 0x00},
+	{0x3730, 0x89},
+	{0x3731, 0x00},
+	{0x3732, 0x08},
+	{0x3733, 0x01},
+	{0x3734, 0xfe},
+	{0x3735, 0x05},
+	{0x3740, 0x02},
+	{0x375d, 0x00},
+	{0x375e, 0x00},
+	{0x375f, 0x11},
+	{0x3760, 0x01},
+	{0x3768, 0x1b},
+	{0x3769, 0x1b},
+	{0x376a, 0x1b},
+	{0x376b, 0x1b},
+	{0x376c, 0x1a},
+	{0x376d, 0x17},
+	{0x376e, 0x0f},
+	{0x3776, 0x00},
+	{0x3777, 0x00},
+	{0x3778, 0x46},
+	{0x3779, 0x00},
+	{0x377a, 0x89},
+	{0x377b, 0x00},
+	{0x377c, 0x08},
+	{0x377d, 0x01},
+	{0x377e, 0x23},
+	{0x377f, 0x02},
+	{0x3780, 0xd9},
+	{0x3781, 0x03},
+	{0x3782, 0xf5},
+	{0x3783, 0x06},
+	{0x3784, 0xa5},
+	{0x3788, 0x0f},
+	{0x378a, 0xd9},
+	{0x378b, 0x03},
+	{0x378c, 0xeb},
+	{0x378d, 0x05},
+	{0x378e, 0x87},
+	{0x378f, 0x06},
+	{0x3790, 0xf5},
+	{0x3792, 0x43},
+	{0x3794, 0x7a},
+	{0x3796, 0xa1},
+	{0x37b0, 0x36},
+	{0x3a00, 0x01},
+};
+
+/* Supported sensor mode configurations */
+static const struct imx335_mode supported_mode = {
+	.width = 2592,
+	.height = 1940,
+	.hblank = 342,
+	.vblank = 2560,
+	.vblank_min = 2560,
+	.vblank_max = 133060,
+	.pclk = 396000000,
+	.link_freq_idx = 0,
+	.code = MEDIA_BUS_FMT_SRGGB12_1X12,
+	.reg_list = {
+		.num_of_regs = ARRAY_SIZE(mode_2592x1940_regs),
+		.regs = mode_2592x1940_regs,
+	},
+};
+
+/**
+ * to_imx335() - imx335 V4L2 sub-device to imx335 device.
+ * @subdev: pointer to imx335 V4L2 sub-device
+ *
+ * Return: pointer to imx335 device
+ */
+static inline struct imx335 *to_imx335(struct v4l2_subdev *subdev)
+{
+	return container_of(subdev, struct imx335, sd);
+}
+
+/**
+ * imx335_read_reg() - Read registers.
+ * @imx335: pointer to imx335 device
+ * @reg: register address
+ * @len: length of bytes to read. Max supported bytes is 4
+ * @val: pointer to register value to be filled.
+ *
+ * Big endian register addresses with little endian values.
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_read_reg(struct imx335 *imx335, u16 reg, u32 len, u32 *val)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(&imx335->sd);
+	struct i2c_msg msgs[2] = {0};
+	u8 addr_buf[2] = {0};
+	u8 data_buf[4] = {0};
+	int ret;
+
+	if (WARN_ON(len > 4))
+		return -EINVAL;
+
+	put_unaligned_be16(reg, addr_buf);
+
+	/* Write register address */
+	msgs[0].addr = client->addr;
+	msgs[0].flags = 0;
+	msgs[0].len = ARRAY_SIZE(addr_buf);
+	msgs[0].buf = addr_buf;
+
+	/* Read data from register */
+	msgs[1].addr = client->addr;
+	msgs[1].flags = I2C_M_RD;
+	msgs[1].len = len;
+	msgs[1].buf = data_buf;
+
+	ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
+	if (ret != ARRAY_SIZE(msgs))
+		return -EIO;
+
+	*val = get_unaligned_le32(data_buf);
+
+	return 0;
+}
+
+/**
+ * imx335_write_reg() - Write register
+ * @imx335: pointer to imx335 device
+ * @reg: register address
+ * @len: length of bytes. Max supported bytes is 4
+ * @val: register value
+ *
+ * Big endian register addresses with little endian values.
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_write_reg(struct imx335 *imx335, u16 reg, u32 len, u32 val)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(&imx335->sd);
+	u8 buf[6] = {0};
+
+	if (WARN_ON(len > 4))
+		return -EINVAL;
+
+	put_unaligned_be16(reg, buf);
+	put_unaligned_le32(val, buf + 2);
+	if (i2c_master_send(client, buf, len + 2) != len + 2)
+		return -EIO;
+
+	return 0;
+}
+
+/**
+ * imx335_write_regs() - Write a list of registers
+ * @imx335: pointer to imx335 device
+ * @regs: list of registers to be written
+ * @len: length of registers array
+ *
+ * Return: 0 if successful. error code otherwise.
+ */
+static int imx335_write_regs(struct imx335 *imx335,
+			     const struct imx335_reg *regs, u32 len)
+{
+	unsigned int i;
+	int ret;
+
+	for (i = 0; i < len; i++) {
+		ret = imx335_write_reg(imx335, regs[i].address, 1, regs[i].val);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+/**
+ * imx335_update_controls() - Update control ranges based on streaming mode
+ * @imx335: pointer to imx335 device
+ * @mode: pointer to imx335_mode sensor mode
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_update_controls(struct imx335 *imx335,
+				  const struct imx335_mode *mode)
+{
+	int ret;
+
+	ret = __v4l2_ctrl_s_ctrl(imx335->link_freq_ctrl, mode->link_freq_idx);
+	if (ret)
+		return ret;
+
+	ret = __v4l2_ctrl_s_ctrl(imx335->hblank_ctrl, mode->hblank);
+	if (ret)
+		return ret;
+
+	return __v4l2_ctrl_modify_range(imx335->vblank_ctrl, mode->vblank_min,
+					mode->vblank_max, 1, mode->vblank);
+}
+
+/**
+ * imx335_update_exp_gain() - Set updated exposure and gain
+ * @imx335: pointer to imx335 device
+ * @exposure: updated exposure value
+ * @gain: updated analog gain value
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_update_exp_gain(struct imx335 *imx335, u32 exposure, u32 gain)
+{
+	u32 lpfr, shutter;
+	int ret;
+
+	lpfr = imx335->vblank + imx335->cur_mode->height;
+	shutter = lpfr - exposure;
+
+	dev_dbg(imx335->dev, "Set exp %u, analog gain %u, shutter %u, lpfr %u",
+		exposure, gain, shutter, lpfr);
+
+	ret = imx335_write_reg(imx335, IMX335_REG_HOLD, 1, 1);
+	if (ret)
+		return ret;
+
+	ret = imx335_write_reg(imx335, IMX335_REG_LPFR, 3, lpfr);
+	if (ret)
+		goto error_release_group_hold;
+
+	ret = imx335_write_reg(imx335, IMX335_REG_SHUTTER, 3, shutter);
+	if (ret)
+		goto error_release_group_hold;
+
+	ret = imx335_write_reg(imx335, IMX335_REG_AGAIN, 2, gain);
+
+error_release_group_hold:
+	imx335_write_reg(imx335, IMX335_REG_HOLD, 1, 0);
+
+	return ret;
+}
+
+/**
+ * imx335_set_ctrl() - Set subdevice control
+ * @ctrl: pointer to v4l2_ctrl structure
+ *
+ * Supported controls:
+ * - V4L2_CID_VBLANK
+ * - cluster controls:
+ *   - V4L2_CID_ANALOGUE_GAIN
+ *   - V4L2_CID_EXPOSURE
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_set_ctrl(struct v4l2_ctrl *ctrl)
+{
+	struct imx335 *imx335 =
+		container_of(ctrl->handler, struct imx335, ctrl_handler);
+	u32 analog_gain;
+	u32 exposure;
+	int ret;
+
+	switch (ctrl->id) {
+	case V4L2_CID_VBLANK:
+		imx335->vblank = imx335->vblank_ctrl->val;
+
+		dev_dbg(imx335->dev, "Received vblank %u, new lpfr %u",
+			imx335->vblank,
+			imx335->vblank + imx335->cur_mode->height);
+
+		ret = __v4l2_ctrl_modify_range(imx335->exp_ctrl,
+					       IMX335_EXPOSURE_MIN,
+					       imx335->vblank +
+					       imx335->cur_mode->height -
+					       IMX335_EXPOSURE_OFFSET,
+					       1, IMX335_EXPOSURE_DEFAULT);
+		break;
+	case V4L2_CID_EXPOSURE:
+		/* Set controls only if sensor is in power on state */
+		if (!pm_runtime_get_if_in_use(imx335->dev))
+			return 0;
+
+		exposure = ctrl->val;
+		analog_gain = imx335->again_ctrl->val;
+
+		dev_dbg(imx335->dev, "Received exp %u, analog gain %u",
+			exposure, analog_gain);
+
+		ret = imx335_update_exp_gain(imx335, exposure, analog_gain);
+
+		pm_runtime_put(imx335->dev);
+
+		break;
+	default:
+		dev_err(imx335->dev, "Invalid control %d", ctrl->id);
+		ret = -EINVAL;
+	}
+
+	return ret;
+}
+
+/* V4l2 subdevice control ops*/
+static const struct v4l2_ctrl_ops imx335_ctrl_ops = {
+	.s_ctrl = imx335_set_ctrl,
+};
+
+/**
+ * imx335_enum_mbus_code() - Enumerate V4L2 sub-device mbus codes
+ * @sd: pointer to imx335 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @code: V4L2 sub-device code enumeration need to be filled
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_enum_mbus_code(struct v4l2_subdev *sd,
+				 struct v4l2_subdev_state *sd_state,
+				 struct v4l2_subdev_mbus_code_enum *code)
+{
+	if (code->index > 0)
+		return -EINVAL;
+
+	code->code = supported_mode.code;
+
+	return 0;
+}
+
+/**
+ * imx335_enum_frame_size() - Enumerate V4L2 sub-device frame sizes
+ * @sd: pointer to imx335 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @fsize: V4L2 sub-device size enumeration need to be filled
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_enum_frame_size(struct v4l2_subdev *sd,
+				  struct v4l2_subdev_state *sd_state,
+				  struct v4l2_subdev_frame_size_enum *fsize)
+{
+	if (fsize->index > 0)
+		return -EINVAL;
+
+	if (fsize->code != supported_mode.code)
+		return -EINVAL;
+
+	fsize->min_width = supported_mode.width;
+	fsize->max_width = fsize->min_width;
+	fsize->min_height = supported_mode.height;
+	fsize->max_height = fsize->min_height;
+
+	return 0;
+}
+
+/**
+ * imx335_fill_pad_format() - Fill subdevice pad format
+ *                            from selected sensor mode
+ * @imx335: pointer to imx335 device
+ * @mode: pointer to imx335_mode sensor mode
+ * @fmt: V4L2 sub-device format need to be filled
+ */
+static void imx335_fill_pad_format(struct imx335 *imx335,
+				   const struct imx335_mode *mode,
+				   struct v4l2_subdev_format *fmt)
+{
+	fmt->format.width = mode->width;
+	fmt->format.height = mode->height;
+	fmt->format.code = mode->code;
+	fmt->format.field = V4L2_FIELD_NONE;
+	fmt->format.colorspace = V4L2_COLORSPACE_RAW;
+	fmt->format.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
+	fmt->format.quantization = V4L2_QUANTIZATION_DEFAULT;
+	fmt->format.xfer_func = V4L2_XFER_FUNC_NONE;
+}
+
+/**
+ * imx335_get_pad_format() - Get subdevice pad format
+ * @sd: pointer to imx335 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @fmt: V4L2 sub-device format need to be set
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_get_pad_format(struct v4l2_subdev *sd,
+				 struct v4l2_subdev_state *sd_state,
+				 struct v4l2_subdev_format *fmt)
+{
+	struct imx335 *imx335 = to_imx335(sd);
+
+	mutex_lock(&imx335->mutex);
+
+	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
+		struct v4l2_mbus_framefmt *framefmt;
+
+		framefmt = v4l2_subdev_get_try_format(sd, sd_state, fmt->pad);
+		fmt->format = *framefmt;
+	} else {
+		imx335_fill_pad_format(imx335, imx335->cur_mode, fmt);
+	}
+
+	mutex_unlock(&imx335->mutex);
+
+	return 0;
+}
+
+/**
+ * imx335_set_pad_format() - Set subdevice pad format
+ * @sd: pointer to imx335 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @fmt: V4L2 sub-device format need to be set
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_set_pad_format(struct v4l2_subdev *sd,
+				 struct v4l2_subdev_state *sd_state,
+				 struct v4l2_subdev_format *fmt)
+{
+	struct imx335 *imx335 = to_imx335(sd);
+	const struct imx335_mode *mode;
+	int ret = 0;
+
+	mutex_lock(&imx335->mutex);
+
+	mode = &supported_mode;
+	imx335_fill_pad_format(imx335, mode, fmt);
+
+	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
+		struct v4l2_mbus_framefmt *framefmt;
+
+		framefmt = v4l2_subdev_get_try_format(sd, sd_state, fmt->pad);
+		*framefmt = fmt->format;
+	} else {
+		ret = imx335_update_controls(imx335, mode);
+		if (!ret)
+			imx335->cur_mode = mode;
+	}
+
+	mutex_unlock(&imx335->mutex);
+
+	return ret;
+}
+
+/**
+ * imx335_init_pad_cfg() - Initialize sub-device pad configuration
+ * @sd: pointer to imx335 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_init_pad_cfg(struct v4l2_subdev *sd,
+			       struct v4l2_subdev_state *sd_state)
+{
+	struct imx335 *imx335 = to_imx335(sd);
+	struct v4l2_subdev_format fmt = { 0 };
+
+	fmt.which = sd_state ? V4L2_SUBDEV_FORMAT_TRY : V4L2_SUBDEV_FORMAT_ACTIVE;
+	imx335_fill_pad_format(imx335, &supported_mode, &fmt);
+
+	return imx335_set_pad_format(sd, sd_state, &fmt);
+}
+
+/**
+ * imx335_start_streaming() - Start sensor stream
+ * @imx335: pointer to imx335 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_start_streaming(struct imx335 *imx335)
+{
+	const struct imx335_reg_list *reg_list;
+	int ret;
+
+	/* Write sensor mode registers */
+	reg_list = &imx335->cur_mode->reg_list;
+	ret = imx335_write_regs(imx335, reg_list->regs,
+				reg_list->num_of_regs);
+	if (ret) {
+		dev_err(imx335->dev, "fail to write initial registers");
+		return ret;
+	}
+
+	/* Setup handler will write actual exposure and gain */
+	ret =  __v4l2_ctrl_handler_setup(imx335->sd.ctrl_handler);
+	if (ret) {
+		dev_err(imx335->dev, "fail to setup handler");
+		return ret;
+	}
+
+	/* Start streaming */
+	ret = imx335_write_reg(imx335, IMX335_REG_MODE_SELECT,
+			       1, IMX335_MODE_STREAMING);
+	if (ret) {
+		dev_err(imx335->dev, "fail to start streaming");
+		return ret;
+	}
+
+	/* Initial regulator stabilization period */
+	usleep_range(18000, 20000);
+
+	return 0;
+}
+
+/**
+ * imx335_stop_streaming() - Stop sensor stream
+ * @imx335: pointer to imx335 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_stop_streaming(struct imx335 *imx335)
+{
+	return imx335_write_reg(imx335, IMX335_REG_MODE_SELECT,
+				1, IMX335_MODE_STANDBY);
+}
+
+/**
+ * imx335_set_stream() - Enable sensor streaming
+ * @sd: pointer to imx335 subdevice
+ * @enable: set to enable sensor streaming
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_set_stream(struct v4l2_subdev *sd, int enable)
+{
+	struct imx335 *imx335 = to_imx335(sd);
+	int ret;
+
+	mutex_lock(&imx335->mutex);
+
+	if (imx335->streaming == enable) {
+		mutex_unlock(&imx335->mutex);
+		return 0;
+	}
+
+	if (enable) {
+		ret = pm_runtime_resume_and_get(imx335->dev);
+		if (ret)
+			goto error_unlock;
+
+		ret = imx335_start_streaming(imx335);
+		if (ret)
+			goto error_power_off;
+	} else {
+		imx335_stop_streaming(imx335);
+		pm_runtime_put(imx335->dev);
+	}
+
+	imx335->streaming = enable;
+
+	mutex_unlock(&imx335->mutex);
+
+	return 0;
+
+error_power_off:
+	pm_runtime_put(imx335->dev);
+error_unlock:
+	mutex_unlock(&imx335->mutex);
+
+	return ret;
+}
+
+/**
+ * imx335_detect() - Detect imx335 sensor
+ * @imx335: pointer to imx335 device
+ *
+ * Return: 0 if successful, -EIO if sensor id does not match
+ */
+static int imx335_detect(struct imx335 *imx335)
+{
+	int ret;
+	u32 val;
+
+	ret = imx335_read_reg(imx335, IMX335_REG_ID, 2, &val);
+	if (ret)
+		return ret;
+
+	if (val != IMX335_ID) {
+		dev_err(imx335->dev, "chip id mismatch: %x!=%x",
+			IMX335_ID, val);
+		return -ENXIO;
+	}
+
+	return 0;
+}
+
+/**
+ * imx335_parse_hw_config() - Parse HW configuration and check if supported
+ * @imx335: pointer to imx335 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_parse_hw_config(struct imx335 *imx335)
+{
+	struct fwnode_handle *fwnode = dev_fwnode(imx335->dev);
+	struct v4l2_fwnode_endpoint bus_cfg = {
+		.bus_type = V4L2_MBUS_CSI2_DPHY
+	};
+	struct fwnode_handle *ep;
+	unsigned long rate;
+	unsigned int i;
+	int ret;
+
+	if (!fwnode)
+		return -ENXIO;
+
+	/* Request optional reset pin */
+	imx335->reset_gpio = devm_gpiod_get_optional(imx335->dev, "reset",
+						     GPIOD_OUT_LOW);
+	if (IS_ERR(imx335->reset_gpio)) {
+		dev_err(imx335->dev, "failed to get reset gpio %ld",
+			PTR_ERR(imx335->reset_gpio));
+		return PTR_ERR(imx335->reset_gpio);
+	}
+
+	/* Get sensor input clock */
+	imx335->inclk = devm_clk_get(imx335->dev, NULL);
+	if (IS_ERR(imx335->inclk)) {
+		dev_err(imx335->dev, "could not get inclk");
+		return PTR_ERR(imx335->inclk);
+	}
+
+	rate = clk_get_rate(imx335->inclk);
+	if (rate != IMX335_INCLK_RATE) {
+		dev_err(imx335->dev, "inclk frequency mismatch");
+		return -EINVAL;
+	}
+
+	ep = fwnode_graph_get_next_endpoint(fwnode, NULL);
+	if (!ep)
+		return -ENXIO;
+
+	ret = v4l2_fwnode_endpoint_alloc_parse(ep, &bus_cfg);
+	fwnode_handle_put(ep);
+	if (ret)
+		return ret;
+
+	if (bus_cfg.bus.mipi_csi2.num_data_lanes != IMX335_NUM_DATA_LANES) {
+		dev_err(imx335->dev,
+			"number of CSI2 data lanes %d is not supported",
+			bus_cfg.bus.mipi_csi2.num_data_lanes);
+		ret = -EINVAL;
+		goto done_endpoint_free;
+	}
+
+	if (!bus_cfg.nr_of_link_frequencies) {
+		dev_err(imx335->dev, "no link frequencies defined");
+		ret = -EINVAL;
+		goto done_endpoint_free;
+	}
+
+	for (i = 0; i < bus_cfg.nr_of_link_frequencies; i++)
+		if (bus_cfg.link_frequencies[i] == IMX335_LINK_FREQ)
+			goto done_endpoint_free;
+
+	ret = -EINVAL;
+
+done_endpoint_free:
+	v4l2_fwnode_endpoint_free(&bus_cfg);
+
+	return ret;
+}
+
+/* V4l2 subdevice ops */
+static const struct v4l2_subdev_video_ops imx335_video_ops = {
+	.s_stream = imx335_set_stream,
+};
+
+static const struct v4l2_subdev_pad_ops imx335_pad_ops = {
+	.init_cfg = imx335_init_pad_cfg,
+	.enum_mbus_code = imx335_enum_mbus_code,
+	.enum_frame_size = imx335_enum_frame_size,
+	.get_fmt = imx335_get_pad_format,
+	.set_fmt = imx335_set_pad_format,
+};
+
+static const struct v4l2_subdev_ops imx335_subdev_ops = {
+	.video = &imx335_video_ops,
+	.pad = &imx335_pad_ops,
+};
+
+/**
+ * imx335_power_on() - Sensor power on sequence
+ * @dev: pointer to i2c device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_power_on(struct device *dev)
+{
+	struct v4l2_subdev *sd = dev_get_drvdata(dev);
+	struct imx335 *imx335 = to_imx335(sd);
+	int ret;
+
+	gpiod_set_value_cansleep(imx335->reset_gpio, 1);
+
+	ret = clk_prepare_enable(imx335->inclk);
+	if (ret) {
+		dev_err(imx335->dev, "fail to enable inclk");
+		goto error_reset;
+	}
+
+	usleep_range(20, 22);
+
+	return 0;
+
+error_reset:
+	gpiod_set_value_cansleep(imx335->reset_gpio, 0);
+
+	return ret;
+}
+
+/**
+ * imx335_power_off() - Sensor power off sequence
+ * @dev: pointer to i2c device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_power_off(struct device *dev)
+{
+	struct v4l2_subdev *sd = dev_get_drvdata(dev);
+	struct imx335 *imx335 = to_imx335(sd);
+
+	gpiod_set_value_cansleep(imx335->reset_gpio, 0);
+
+	clk_disable_unprepare(imx335->inclk);
+
+	return 0;
+}
+
+/**
+ * imx335_init_controls() - Initialize sensor subdevice controls
+ * @imx335: pointer to imx335 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_init_controls(struct imx335 *imx335)
+{
+	struct v4l2_ctrl_handler *ctrl_hdlr = &imx335->ctrl_handler;
+	const struct imx335_mode *mode = imx335->cur_mode;
+	u32 lpfr;
+	int ret;
+
+	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 6);
+	if (ret)
+		return ret;
+
+	/* Serialize controls with sensor device */
+	ctrl_hdlr->lock = &imx335->mutex;
+
+	/* Initialize exposure and gain */
+	lpfr = mode->vblank + mode->height;
+	imx335->exp_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+					     &imx335_ctrl_ops,
+					     V4L2_CID_EXPOSURE,
+					     IMX335_EXPOSURE_MIN,
+					     lpfr - IMX335_EXPOSURE_OFFSET,
+					     IMX335_EXPOSURE_STEP,
+					     IMX335_EXPOSURE_DEFAULT);
+
+	imx335->again_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+					       &imx335_ctrl_ops,
+					       V4L2_CID_ANALOGUE_GAIN,
+					       IMX335_AGAIN_MIN,
+					       IMX335_AGAIN_MAX,
+					       IMX335_AGAIN_STEP,
+					       IMX335_AGAIN_DEFAULT);
+
+	v4l2_ctrl_cluster(2, &imx335->exp_ctrl);
+
+	imx335->vblank_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+						&imx335_ctrl_ops,
+						V4L2_CID_VBLANK,
+						mode->vblank_min,
+						mode->vblank_max,
+						1, mode->vblank);
+
+	/* Read only controls */
+	imx335->pclk_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+					      &imx335_ctrl_ops,
+					      V4L2_CID_PIXEL_RATE,
+					      mode->pclk, mode->pclk,
+					      1, mode->pclk);
+
+	imx335->link_freq_ctrl = v4l2_ctrl_new_int_menu(ctrl_hdlr,
+							&imx335_ctrl_ops,
+							V4L2_CID_LINK_FREQ,
+							ARRAY_SIZE(link_freq) -
+							1,
+							mode->link_freq_idx,
+							link_freq);
+	if (imx335->link_freq_ctrl)
+		imx335->link_freq_ctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
+
+	imx335->hblank_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+						&imx335_ctrl_ops,
+						V4L2_CID_HBLANK,
+						IMX335_REG_MIN,
+						IMX335_REG_MAX,
+						1, mode->hblank);
+	if (imx335->hblank_ctrl)
+		imx335->hblank_ctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
+
+	if (ctrl_hdlr->error) {
+		dev_err(imx335->dev, "control init failed: %d",
+			ctrl_hdlr->error);
+		v4l2_ctrl_handler_free(ctrl_hdlr);
+		return ctrl_hdlr->error;
+	}
+
+	imx335->sd.ctrl_handler = ctrl_hdlr;
+
+	return 0;
+}
+
+/**
+ * imx335_probe() - I2C client device binding
+ * @client: pointer to i2c client device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_probe(struct i2c_client *client)
+{
+	struct imx335 *imx335;
+	int ret;
+
+	imx335 = devm_kzalloc(&client->dev, sizeof(*imx335), GFP_KERNEL);
+	if (!imx335)
+		return -ENOMEM;
+
+	imx335->dev = &client->dev;
+
+	/* Initialize subdev */
+	v4l2_i2c_subdev_init(&imx335->sd, client, &imx335_subdev_ops);
+
+	ret = imx335_parse_hw_config(imx335);
+	if (ret) {
+		dev_err(imx335->dev, "HW configuration is not supported");
+		return ret;
+	}
+
+	mutex_init(&imx335->mutex);
+
+	ret = imx335_power_on(imx335->dev);
+	if (ret) {
+		dev_err(imx335->dev, "failed to power-on the sensor");
+		goto error_mutex_destroy;
+	}
+
+	/* Check module identity */
+	ret = imx335_detect(imx335);
+	if (ret) {
+		dev_err(imx335->dev, "failed to find sensor: %d", ret);
+		goto error_power_off;
+	}
+
+	/* Set default mode to max resolution */
+	imx335->cur_mode = &supported_mode;
+	imx335->vblank = imx335->cur_mode->vblank;
+
+	ret = imx335_init_controls(imx335);
+	if (ret) {
+		dev_err(imx335->dev, "failed to init controls: %d", ret);
+		goto error_power_off;
+	}
+
+	/* Initialize subdev */
+	imx335->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+	imx335->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
+
+	/* Initialize source pad */
+	imx335->pad.flags = MEDIA_PAD_FL_SOURCE;
+	ret = media_entity_pads_init(&imx335->sd.entity, 1, &imx335->pad);
+	if (ret) {
+		dev_err(imx335->dev, "failed to init entity pads: %d", ret);
+		goto error_handler_free;
+	}
+
+	ret = v4l2_async_register_subdev_sensor(&imx335->sd);
+	if (ret < 0) {
+		dev_err(imx335->dev,
+			"failed to register async subdev: %d", ret);
+		goto error_media_entity;
+	}
+
+	pm_runtime_set_active(imx335->dev);
+	pm_runtime_enable(imx335->dev);
+	pm_runtime_idle(imx335->dev);
+
+	return 0;
+
+error_media_entity:
+	media_entity_cleanup(&imx335->sd.entity);
+error_handler_free:
+	v4l2_ctrl_handler_free(imx335->sd.ctrl_handler);
+error_power_off:
+	imx335_power_off(imx335->dev);
+error_mutex_destroy:
+	mutex_destroy(&imx335->mutex);
+
+	return ret;
+}
+
+/**
+ * imx335_remove() - I2C client device unbinding
+ * @client: pointer to I2C client device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx335_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+	struct imx335 *imx335 = to_imx335(sd);
+
+	v4l2_async_unregister_subdev(sd);
+	media_entity_cleanup(&sd->entity);
+	v4l2_ctrl_handler_free(sd->ctrl_handler);
+
+	pm_runtime_disable(&client->dev);
+	if (!pm_runtime_status_suspended(&client->dev))
+		imx335_power_off(&client->dev);
+	pm_runtime_set_suspended(&client->dev);
+
+	mutex_destroy(&imx335->mutex);
+
+	return 0;
+}
+
+static const struct dev_pm_ops imx335_pm_ops = {
+	SET_RUNTIME_PM_OPS(imx335_power_off, imx335_power_on, NULL)
+};
+
+static const struct of_device_id imx335_of_match[] = {
+	{ .compatible = "sony,imx335" },
+	{ }
+};
+
+MODULE_DEVICE_TABLE(of, imx335_of_match);
+
+static struct i2c_driver imx335_driver = {
+	.probe_new = imx335_probe,
+	.remove = imx335_remove,
+	.driver = {
+		.name = "imx335",
+		.pm = &imx335_pm_ops,
+		.of_match_table = imx335_of_match,
+	},
+};
+
+module_i2c_driver(imx335_driver);
+
+MODULE_DESCRIPTION("Sony imx335 sensor driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/i2c/imx412.c b/drivers/media/i2c/imx412.c
new file mode 100644
index 000000000000..be3f6ea55559
--- /dev/null
+++ b/drivers/media/i2c/imx412.c
@@ -0,0 +1,1272 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Sony imx412 Camera Sensor Driver
+ *
+ * Copyright (C) 2021 Intel Corporation
+ */
+#include <asm/unaligned.h>
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/pm_runtime.h>
+
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-fwnode.h>
+#include <media/v4l2-subdev.h>
+
+/* Streaming Mode */
+#define IMX412_REG_MODE_SELECT	0x0100
+#define IMX412_MODE_STANDBY	0x00
+#define IMX412_MODE_STREAMING	0x01
+
+/* Lines per frame */
+#define IMX412_REG_LPFR		0x0340
+
+/* Chip ID */
+#define IMX412_REG_ID		0x0016
+#define IMX412_ID		0x577
+
+/* Exposure control */
+#define IMX412_REG_EXPOSURE_CIT	0x0202
+#define IMX412_EXPOSURE_MIN	8
+#define IMX412_EXPOSURE_OFFSET	22
+#define IMX412_EXPOSURE_STEP	1
+#define IMX412_EXPOSURE_DEFAULT	0x0648
+
+/* Analog gain control */
+#define IMX412_REG_AGAIN	0x0204
+#define IMX412_AGAIN_MIN	0
+#define IMX412_AGAIN_MAX	978
+#define IMX412_AGAIN_STEP	1
+#define IMX412_AGAIN_DEFAULT	0
+
+/* Group hold register */
+#define IMX412_REG_HOLD		0x0104
+
+/* Input clock rate */
+#define IMX412_INCLK_RATE	24000000
+
+/* CSI2 HW configuration */
+#define IMX412_LINK_FREQ	600000000
+#define IMX412_NUM_DATA_LANES	4
+
+#define IMX412_REG_MIN		0x00
+#define IMX412_REG_MAX		0xffff
+
+/**
+ * struct imx412_reg - imx412 sensor register
+ * @address: Register address
+ * @val: Register value
+ */
+struct imx412_reg {
+	u16 address;
+	u8 val;
+};
+
+/**
+ * struct imx412_reg_list - imx412 sensor register list
+ * @num_of_regs: Number of registers in the list
+ * @regs: Pointer to register list
+ */
+struct imx412_reg_list {
+	u32 num_of_regs;
+	const struct imx412_reg *regs;
+};
+
+/**
+ * struct imx412_mode - imx412 sensor mode structure
+ * @width: Frame width
+ * @height: Frame height
+ * @code: Format code
+ * @hblank: Horizontal blanking in lines
+ * @vblank: Vertical blanking in lines
+ * @vblank_min: Minimum vertical blanking in lines
+ * @vblank_max: Maximum vertical blanking in lines
+ * @pclk: Sensor pixel clock
+ * @link_freq_idx: Link frequency index
+ * @reg_list: Register list for sensor mode
+ */
+struct imx412_mode {
+	u32 width;
+	u32 height;
+	u32 code;
+	u32 hblank;
+	u32 vblank;
+	u32 vblank_min;
+	u32 vblank_max;
+	u64 pclk;
+	u32 link_freq_idx;
+	struct imx412_reg_list reg_list;
+};
+
+/**
+ * struct imx412 - imx412 sensor device structure
+ * @dev: Pointer to generic device
+ * @client: Pointer to i2c client
+ * @sd: V4L2 sub-device
+ * @pad: Media pad. Only one pad supported
+ * @reset_gpio: Sensor reset gpio
+ * @inclk: Sensor input clock
+ * @ctrl_handler: V4L2 control handler
+ * @link_freq_ctrl: Pointer to link frequency control
+ * @pclk_ctrl: Pointer to pixel clock control
+ * @hblank_ctrl: Pointer to horizontal blanking control
+ * @vblank_ctrl: Pointer to vertical blanking control
+ * @exp_ctrl: Pointer to exposure control
+ * @again_ctrl: Pointer to analog gain control
+ * @vblank: Vertical blanking in lines
+ * @cur_mode: Pointer to current selected sensor mode
+ * @mutex: Mutex for serializing sensor controls
+ * @streaming: Flag indicating streaming state
+ */
+struct imx412 {
+	struct device *dev;
+	struct i2c_client *client;
+	struct v4l2_subdev sd;
+	struct media_pad pad;
+	struct gpio_desc *reset_gpio;
+	struct clk *inclk;
+	struct v4l2_ctrl_handler ctrl_handler;
+	struct v4l2_ctrl *link_freq_ctrl;
+	struct v4l2_ctrl *pclk_ctrl;
+	struct v4l2_ctrl *hblank_ctrl;
+	struct v4l2_ctrl *vblank_ctrl;
+	struct {
+		struct v4l2_ctrl *exp_ctrl;
+		struct v4l2_ctrl *again_ctrl;
+	};
+	u32 vblank;
+	const struct imx412_mode *cur_mode;
+	struct mutex mutex;
+	bool streaming;
+};
+
+static const s64 link_freq[] = {
+	IMX412_LINK_FREQ,
+};
+
+/* Sensor mode registers */
+static const struct imx412_reg mode_4056x3040_regs[] = {
+	{0x0136, 0x18},
+	{0x0137, 0x00},
+	{0x3c7e, 0x08},
+	{0x3c7f, 0x02},
+	{0x38a8, 0x1f},
+	{0x38a9, 0xff},
+	{0x38aa, 0x1f},
+	{0x38ab, 0xff},
+	{0x55d4, 0x00},
+	{0x55d5, 0x00},
+	{0x55d6, 0x07},
+	{0x55d7, 0xff},
+	{0x55e8, 0x07},
+	{0x55e9, 0xff},
+	{0x55ea, 0x00},
+	{0x55eb, 0x00},
+	{0x575c, 0x07},
+	{0x575d, 0xff},
+	{0x575e, 0x00},
+	{0x575f, 0x00},
+	{0x5764, 0x00},
+	{0x5765, 0x00},
+	{0x5766, 0x07},
+	{0x5767, 0xff},
+	{0x5974, 0x04},
+	{0x5975, 0x01},
+	{0x5f10, 0x09},
+	{0x5f11, 0x92},
+	{0x5f12, 0x32},
+	{0x5f13, 0x72},
+	{0x5f14, 0x16},
+	{0x5f15, 0xba},
+	{0x5f17, 0x13},
+	{0x5f18, 0x24},
+	{0x5f19, 0x60},
+	{0x5f1a, 0xe3},
+	{0x5f1b, 0xad},
+	{0x5f1c, 0x74},
+	{0x5f2d, 0x25},
+	{0x5f5c, 0xd0},
+	{0x6a22, 0x00},
+	{0x6a23, 0x1d},
+	{0x7ba8, 0x00},
+	{0x7ba9, 0x00},
+	{0x886b, 0x00},
+	{0x9002, 0x0a},
+	{0x9004, 0x1a},
+	{0x9214, 0x93},
+	{0x9215, 0x69},
+	{0x9216, 0x93},
+	{0x9217, 0x6b},
+	{0x9218, 0x93},
+	{0x9219, 0x6d},
+	{0x921a, 0x57},
+	{0x921b, 0x58},
+	{0x921c, 0x57},
+	{0x921d, 0x59},
+	{0x921e, 0x57},
+	{0x921f, 0x5a},
+	{0x9220, 0x57},
+	{0x9221, 0x5b},
+	{0x9222, 0x93},
+	{0x9223, 0x02},
+	{0x9224, 0x93},
+	{0x9225, 0x03},
+	{0x9226, 0x93},
+	{0x9227, 0x04},
+	{0x9228, 0x93},
+	{0x9229, 0x05},
+	{0x922a, 0x98},
+	{0x922b, 0x21},
+	{0x922c, 0xb2},
+	{0x922d, 0xdb},
+	{0x922e, 0xb2},
+	{0x922f, 0xdc},
+	{0x9230, 0xb2},
+	{0x9231, 0xdd},
+	{0x9232, 0xe2},
+	{0x9233, 0xe1},
+	{0x9234, 0xb2},
+	{0x9235, 0xe2},
+	{0x9236, 0xb2},
+	{0x9237, 0xe3},
+	{0x9238, 0xb7},
+	{0x9239, 0xb9},
+	{0x923a, 0xb7},
+	{0x923b, 0xbb},
+	{0x923c, 0xb7},
+	{0x923d, 0xbc},
+	{0x923e, 0xb7},
+	{0x923f, 0xc5},
+	{0x9240, 0xb7},
+	{0x9241, 0xc7},
+	{0x9242, 0xb7},
+	{0x9243, 0xc9},
+	{0x9244, 0x98},
+	{0x9245, 0x56},
+	{0x9246, 0x98},
+	{0x9247, 0x55},
+	{0x9380, 0x00},
+	{0x9381, 0x62},
+	{0x9382, 0x00},
+	{0x9383, 0x56},
+	{0x9384, 0x00},
+	{0x9385, 0x52},
+	{0x9388, 0x00},
+	{0x9389, 0x55},
+	{0x938a, 0x00},
+	{0x938b, 0x55},
+	{0x938c, 0x00},
+	{0x938d, 0x41},
+	{0x5078, 0x01},
+	{0x0112, 0x0a},
+	{0x0113, 0x0a},
+	{0x0114, 0x03},
+	{0x0342, 0x11},
+	{0x0343, 0xa0},
+	{0x0340, 0x0d},
+	{0x0341, 0xda},
+	{0x3210, 0x00},
+	{0x0344, 0x00},
+	{0x0345, 0x00},
+	{0x0346, 0x00},
+	{0x0347, 0x00},
+	{0x0348, 0x0f},
+	{0x0349, 0xd7},
+	{0x034a, 0x0b},
+	{0x034b, 0xdf},
+	{0x00e3, 0x00},
+	{0x00e4, 0x00},
+	{0x00e5, 0x01},
+	{0x00fc, 0x0a},
+	{0x00fd, 0x0a},
+	{0x00fe, 0x0a},
+	{0x00ff, 0x0a},
+	{0xe013, 0x00},
+	{0x0220, 0x00},
+	{0x0221, 0x11},
+	{0x0381, 0x01},
+	{0x0383, 0x01},
+	{0x0385, 0x01},
+	{0x0387, 0x01},
+	{0x0900, 0x00},
+	{0x0901, 0x11},
+	{0x0902, 0x00},
+	{0x3140, 0x02},
+	{0x3241, 0x11},
+	{0x3250, 0x03},
+	{0x3e10, 0x00},
+	{0x3e11, 0x00},
+	{0x3f0d, 0x00},
+	{0x3f42, 0x00},
+	{0x3f43, 0x00},
+	{0x0401, 0x00},
+	{0x0404, 0x00},
+	{0x0405, 0x10},
+	{0x0408, 0x00},
+	{0x0409, 0x00},
+	{0x040a, 0x00},
+	{0x040b, 0x00},
+	{0x040c, 0x0f},
+	{0x040d, 0xd8},
+	{0x040e, 0x0b},
+	{0x040f, 0xe0},
+	{0x034c, 0x0f},
+	{0x034d, 0xd8},
+	{0x034e, 0x0b},
+	{0x034f, 0xe0},
+	{0x0301, 0x05},
+	{0x0303, 0x02},
+	{0x0305, 0x04},
+	{0x0306, 0x00},
+	{0x0307, 0xc8},
+	{0x0309, 0x0a},
+	{0x030b, 0x01},
+	{0x030d, 0x02},
+	{0x030e, 0x01},
+	{0x030f, 0x5e},
+	{0x0310, 0x00},
+	{0x0820, 0x12},
+	{0x0821, 0xc0},
+	{0x0822, 0x00},
+	{0x0823, 0x00},
+	{0x3e20, 0x01},
+	{0x3e37, 0x00},
+	{0x3f50, 0x00},
+	{0x3f56, 0x00},
+	{0x3f57, 0xe2},
+	{0x3c0a, 0x5a},
+	{0x3c0b, 0x55},
+	{0x3c0c, 0x28},
+	{0x3c0d, 0x07},
+	{0x3c0e, 0xff},
+	{0x3c0f, 0x00},
+	{0x3c10, 0x00},
+	{0x3c11, 0x02},
+	{0x3c12, 0x00},
+	{0x3c13, 0x03},
+	{0x3c14, 0x00},
+	{0x3c15, 0x00},
+	{0x3c16, 0x0c},
+	{0x3c17, 0x0c},
+	{0x3c18, 0x0c},
+	{0x3c19, 0x0a},
+	{0x3c1a, 0x0a},
+	{0x3c1b, 0x0a},
+	{0x3c1c, 0x00},
+	{0x3c1d, 0x00},
+	{0x3c1e, 0x00},
+	{0x3c1f, 0x00},
+	{0x3c20, 0x00},
+	{0x3c21, 0x00},
+	{0x3c22, 0x3f},
+	{0x3c23, 0x0a},
+	{0x3e35, 0x01},
+	{0x3f4a, 0x03},
+	{0x3f4b, 0xbf},
+	{0x3f26, 0x00},
+	{0x0202, 0x0d},
+	{0x0203, 0xc4},
+	{0x0204, 0x00},
+	{0x0205, 0x00},
+	{0x020e, 0x01},
+	{0x020f, 0x00},
+	{0x0210, 0x01},
+	{0x0211, 0x00},
+	{0x0212, 0x01},
+	{0x0213, 0x00},
+	{0x0214, 0x01},
+	{0x0215, 0x00},
+	{0xbcf1, 0x00},
+};
+
+/* Supported sensor mode configurations */
+static const struct imx412_mode supported_mode = {
+	.width = 4056,
+	.height = 3040,
+	.hblank = 456,
+	.vblank = 506,
+	.vblank_min = 506,
+	.vblank_max = 32420,
+	.pclk = 480000000,
+	.link_freq_idx = 0,
+	.code = MEDIA_BUS_FMT_SRGGB10_1X10,
+	.reg_list = {
+		.num_of_regs = ARRAY_SIZE(mode_4056x3040_regs),
+		.regs = mode_4056x3040_regs,
+	},
+};
+
+/**
+ * to_imx412() - imx412 V4L2 sub-device to imx412 device.
+ * @subdev: pointer to imx412 V4L2 sub-device
+ *
+ * Return: pointer to imx412 device
+ */
+static inline struct imx412 *to_imx412(struct v4l2_subdev *subdev)
+{
+	return container_of(subdev, struct imx412, sd);
+}
+
+/**
+ * imx412_read_reg() - Read registers.
+ * @imx412: pointer to imx412 device
+ * @reg: register address
+ * @len: length of bytes to read. Max supported bytes is 4
+ * @val: pointer to register value to be filled.
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_read_reg(struct imx412 *imx412, u16 reg, u32 len, u32 *val)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(&imx412->sd);
+	struct i2c_msg msgs[2] = {0};
+	u8 addr_buf[2] = {0};
+	u8 data_buf[4] = {0};
+	int ret;
+
+	if (WARN_ON(len > 4))
+		return -EINVAL;
+
+	put_unaligned_be16(reg, addr_buf);
+
+	/* Write register address */
+	msgs[0].addr = client->addr;
+	msgs[0].flags = 0;
+	msgs[0].len = ARRAY_SIZE(addr_buf);
+	msgs[0].buf = addr_buf;
+
+	/* Read data from register */
+	msgs[1].addr = client->addr;
+	msgs[1].flags = I2C_M_RD;
+	msgs[1].len = len;
+	msgs[1].buf = &data_buf[4 - len];
+
+	ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
+	if (ret != ARRAY_SIZE(msgs))
+		return -EIO;
+
+	*val = get_unaligned_be32(data_buf);
+
+	return 0;
+}
+
+/**
+ * imx412_write_reg() - Write register
+ * @imx412: pointer to imx412 device
+ * @reg: register address
+ * @len: length of bytes. Max supported bytes is 4
+ * @val: register value
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_write_reg(struct imx412 *imx412, u16 reg, u32 len, u32 val)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(&imx412->sd);
+	u8 buf[6] = {0};
+
+	if (WARN_ON(len > 4))
+		return -EINVAL;
+
+	put_unaligned_be16(reg, buf);
+	put_unaligned_be32(val << (8 * (4 - len)), buf + 2);
+	if (i2c_master_send(client, buf, len + 2) != len + 2)
+		return -EIO;
+
+	return 0;
+}
+
+/**
+ * imx412_write_regs() - Write a list of registers
+ * @imx412: pointer to imx412 device
+ * @regs: list of registers to be written
+ * @len: length of registers array
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_write_regs(struct imx412 *imx412,
+			     const struct imx412_reg *regs, u32 len)
+{
+	unsigned int i;
+	int ret;
+
+	for (i = 0; i < len; i++) {
+		ret = imx412_write_reg(imx412, regs[i].address, 1, regs[i].val);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+/**
+ * imx412_update_controls() - Update control ranges based on streaming mode
+ * @imx412: pointer to imx412 device
+ * @mode: pointer to imx412_mode sensor mode
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_update_controls(struct imx412 *imx412,
+				  const struct imx412_mode *mode)
+{
+	int ret;
+
+	ret = __v4l2_ctrl_s_ctrl(imx412->link_freq_ctrl, mode->link_freq_idx);
+	if (ret)
+		return ret;
+
+	ret = __v4l2_ctrl_s_ctrl(imx412->hblank_ctrl, mode->hblank);
+	if (ret)
+		return ret;
+
+	return __v4l2_ctrl_modify_range(imx412->vblank_ctrl, mode->vblank_min,
+					mode->vblank_max, 1, mode->vblank);
+}
+
+/**
+ * imx412_update_exp_gain() - Set updated exposure and gain
+ * @imx412: pointer to imx412 device
+ * @exposure: updated exposure value
+ * @gain: updated analog gain value
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_update_exp_gain(struct imx412 *imx412, u32 exposure, u32 gain)
+{
+	u32 lpfr, shutter;
+	int ret;
+
+	lpfr = imx412->vblank + imx412->cur_mode->height;
+	shutter = lpfr - exposure;
+
+	dev_dbg(imx412->dev, "Set exp %u, analog gain %u, shutter %u, lpfr %u",
+		exposure, gain, shutter, lpfr);
+
+	ret = imx412_write_reg(imx412, IMX412_REG_HOLD, 1, 1);
+	if (ret)
+		return ret;
+
+	ret = imx412_write_reg(imx412, IMX412_REG_LPFR, 2, lpfr);
+	if (ret)
+		goto error_release_group_hold;
+
+	ret = imx412_write_reg(imx412, IMX412_REG_EXPOSURE_CIT, 2, shutter);
+	if (ret)
+		goto error_release_group_hold;
+
+	ret = imx412_write_reg(imx412, IMX412_REG_AGAIN, 2, gain);
+
+error_release_group_hold:
+	imx412_write_reg(imx412, IMX412_REG_HOLD, 1, 0);
+
+	return ret;
+}
+
+/**
+ * imx412_set_ctrl() - Set subdevice control
+ * @ctrl: pointer to v4l2_ctrl structure
+ *
+ * Supported controls:
+ * - V4L2_CID_VBLANK
+ * - cluster controls:
+ *   - V4L2_CID_ANALOGUE_GAIN
+ *   - V4L2_CID_EXPOSURE
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_set_ctrl(struct v4l2_ctrl *ctrl)
+{
+	struct imx412 *imx412 =
+		container_of(ctrl->handler, struct imx412, ctrl_handler);
+	u32 analog_gain;
+	u32 exposure;
+	int ret;
+
+	switch (ctrl->id) {
+	case V4L2_CID_VBLANK:
+		imx412->vblank = imx412->vblank_ctrl->val;
+
+		dev_dbg(imx412->dev, "Received vblank %u, new lpfr %u",
+			imx412->vblank,
+			imx412->vblank + imx412->cur_mode->height);
+
+		ret = __v4l2_ctrl_modify_range(imx412->exp_ctrl,
+					       IMX412_EXPOSURE_MIN,
+					       imx412->vblank +
+					       imx412->cur_mode->height -
+					       IMX412_EXPOSURE_OFFSET,
+					       1, IMX412_EXPOSURE_DEFAULT);
+		break;
+	case V4L2_CID_EXPOSURE:
+		/* Set controls only if sensor is in power on state */
+		if (!pm_runtime_get_if_in_use(imx412->dev))
+			return 0;
+
+		exposure = ctrl->val;
+		analog_gain = imx412->again_ctrl->val;
+
+		dev_dbg(imx412->dev, "Received exp %u, analog gain %u",
+			exposure, analog_gain);
+
+		ret = imx412_update_exp_gain(imx412, exposure, analog_gain);
+
+		pm_runtime_put(imx412->dev);
+
+		break;
+	default:
+		dev_err(imx412->dev, "Invalid control %d", ctrl->id);
+		ret = -EINVAL;
+	}
+
+	return ret;
+}
+
+/* V4l2 subdevice control ops*/
+static const struct v4l2_ctrl_ops imx412_ctrl_ops = {
+	.s_ctrl = imx412_set_ctrl,
+};
+
+/**
+ * imx412_enum_mbus_code() - Enumerate V4L2 sub-device mbus codes
+ * @sd: pointer to imx412 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @code: V4L2 sub-device code enumeration need to be filled
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_enum_mbus_code(struct v4l2_subdev *sd,
+				 struct v4l2_subdev_state *sd_state,
+				 struct v4l2_subdev_mbus_code_enum *code)
+{
+	if (code->index > 0)
+		return -EINVAL;
+
+	code->code = supported_mode.code;
+
+	return 0;
+}
+
+/**
+ * imx412_enum_frame_size() - Enumerate V4L2 sub-device frame sizes
+ * @sd: pointer to imx412 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @fsize: V4L2 sub-device size enumeration need to be filled
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_enum_frame_size(struct v4l2_subdev *sd,
+				  struct v4l2_subdev_state *sd_state,
+				  struct v4l2_subdev_frame_size_enum *fsize)
+{
+	if (fsize->index > 0)
+		return -EINVAL;
+
+	if (fsize->code != supported_mode.code)
+		return -EINVAL;
+
+	fsize->min_width = supported_mode.width;
+	fsize->max_width = fsize->min_width;
+	fsize->min_height = supported_mode.height;
+	fsize->max_height = fsize->min_height;
+
+	return 0;
+}
+
+/**
+ * imx412_fill_pad_format() - Fill subdevice pad format
+ *                            from selected sensor mode
+ * @imx412: pointer to imx412 device
+ * @mode: pointer to imx412_mode sensor mode
+ * @fmt: V4L2 sub-device format need to be filled
+ */
+static void imx412_fill_pad_format(struct imx412 *imx412,
+				   const struct imx412_mode *mode,
+				   struct v4l2_subdev_format *fmt)
+{
+	fmt->format.width = mode->width;
+	fmt->format.height = mode->height;
+	fmt->format.code = mode->code;
+	fmt->format.field = V4L2_FIELD_NONE;
+	fmt->format.colorspace = V4L2_COLORSPACE_RAW;
+	fmt->format.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
+	fmt->format.quantization = V4L2_QUANTIZATION_DEFAULT;
+	fmt->format.xfer_func = V4L2_XFER_FUNC_NONE;
+}
+
+/**
+ * imx412_get_pad_format() - Get subdevice pad format
+ * @sd: pointer to imx412 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @fmt: V4L2 sub-device format need to be set
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_get_pad_format(struct v4l2_subdev *sd,
+				 struct v4l2_subdev_state *sd_state,
+				 struct v4l2_subdev_format *fmt)
+{
+	struct imx412 *imx412 = to_imx412(sd);
+
+	mutex_lock(&imx412->mutex);
+
+	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
+		struct v4l2_mbus_framefmt *framefmt;
+
+		framefmt = v4l2_subdev_get_try_format(sd, sd_state, fmt->pad);
+		fmt->format = *framefmt;
+	} else {
+		imx412_fill_pad_format(imx412, imx412->cur_mode, fmt);
+	}
+
+	mutex_unlock(&imx412->mutex);
+
+	return 0;
+}
+
+/**
+ * imx412_set_pad_format() - Set subdevice pad format
+ * @sd: pointer to imx412 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @fmt: V4L2 sub-device format need to be set
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_set_pad_format(struct v4l2_subdev *sd,
+				 struct v4l2_subdev_state *sd_state,
+				 struct v4l2_subdev_format *fmt)
+{
+	struct imx412 *imx412 = to_imx412(sd);
+	const struct imx412_mode *mode;
+	int ret = 0;
+
+	mutex_lock(&imx412->mutex);
+
+	mode = &supported_mode;
+	imx412_fill_pad_format(imx412, mode, fmt);
+
+	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
+		struct v4l2_mbus_framefmt *framefmt;
+
+		framefmt = v4l2_subdev_get_try_format(sd, sd_state, fmt->pad);
+		*framefmt = fmt->format;
+	} else {
+		ret = imx412_update_controls(imx412, mode);
+		if (!ret)
+			imx412->cur_mode = mode;
+	}
+
+	mutex_unlock(&imx412->mutex);
+
+	return ret;
+}
+
+/**
+ * imx412_init_pad_cfg() - Initialize sub-device pad configuration
+ * @sd: pointer to imx412 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_init_pad_cfg(struct v4l2_subdev *sd,
+			       struct v4l2_subdev_state *sd_state)
+{
+	struct imx412 *imx412 = to_imx412(sd);
+	struct v4l2_subdev_format fmt = { 0 };
+
+	fmt.which = sd_state ? V4L2_SUBDEV_FORMAT_TRY : V4L2_SUBDEV_FORMAT_ACTIVE;
+	imx412_fill_pad_format(imx412, &supported_mode, &fmt);
+
+	return imx412_set_pad_format(sd, sd_state, &fmt);
+}
+
+/**
+ * imx412_start_streaming() - Start sensor stream
+ * @imx412: pointer to imx412 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_start_streaming(struct imx412 *imx412)
+{
+	const struct imx412_reg_list *reg_list;
+	int ret;
+
+	/* Write sensor mode registers */
+	reg_list = &imx412->cur_mode->reg_list;
+	ret = imx412_write_regs(imx412, reg_list->regs,
+				reg_list->num_of_regs);
+	if (ret) {
+		dev_err(imx412->dev, "fail to write initial registers");
+		return ret;
+	}
+
+	/* Setup handler will write actual exposure and gain */
+	ret =  __v4l2_ctrl_handler_setup(imx412->sd.ctrl_handler);
+	if (ret) {
+		dev_err(imx412->dev, "fail to setup handler");
+		return ret;
+	}
+
+	/* Delay is required before streaming*/
+	usleep_range(7400, 8000);
+
+	/* Start streaming */
+	ret = imx412_write_reg(imx412, IMX412_REG_MODE_SELECT,
+			       1, IMX412_MODE_STREAMING);
+	if (ret) {
+		dev_err(imx412->dev, "fail to start streaming");
+		return ret;
+	}
+
+	return 0;
+}
+
+/**
+ * imx412_stop_streaming() - Stop sensor stream
+ * @imx412: pointer to imx412 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_stop_streaming(struct imx412 *imx412)
+{
+	return imx412_write_reg(imx412, IMX412_REG_MODE_SELECT,
+				1, IMX412_MODE_STANDBY);
+}
+
+/**
+ * imx412_set_stream() - Enable sensor streaming
+ * @sd: pointer to imx412 subdevice
+ * @enable: set to enable sensor streaming
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_set_stream(struct v4l2_subdev *sd, int enable)
+{
+	struct imx412 *imx412 = to_imx412(sd);
+	int ret;
+
+	mutex_lock(&imx412->mutex);
+
+	if (imx412->streaming == enable) {
+		mutex_unlock(&imx412->mutex);
+		return 0;
+	}
+
+	if (enable) {
+		ret = pm_runtime_resume_and_get(imx412->dev);
+		if (ret)
+			goto error_unlock;
+
+		ret = imx412_start_streaming(imx412);
+		if (ret)
+			goto error_power_off;
+	} else {
+		imx412_stop_streaming(imx412);
+		pm_runtime_put(imx412->dev);
+	}
+
+	imx412->streaming = enable;
+
+	mutex_unlock(&imx412->mutex);
+
+	return 0;
+
+error_power_off:
+	pm_runtime_put(imx412->dev);
+error_unlock:
+	mutex_unlock(&imx412->mutex);
+
+	return ret;
+}
+
+/**
+ * imx412_detect() - Detect imx412 sensor
+ * @imx412: pointer to imx412 device
+ *
+ * Return: 0 if successful, -EIO if sensor id does not match
+ */
+static int imx412_detect(struct imx412 *imx412)
+{
+	int ret;
+	u32 val;
+
+	ret = imx412_read_reg(imx412, IMX412_REG_ID, 2, &val);
+	if (ret)
+		return ret;
+
+	if (val != IMX412_ID) {
+		dev_err(imx412->dev, "chip id mismatch: %x!=%x",
+			IMX412_ID, val);
+		return -ENXIO;
+	}
+
+	return 0;
+}
+
+/**
+ * imx412_parse_hw_config() - Parse HW configuration and check if supported
+ * @imx412: pointer to imx412 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_parse_hw_config(struct imx412 *imx412)
+{
+	struct fwnode_handle *fwnode = dev_fwnode(imx412->dev);
+	struct v4l2_fwnode_endpoint bus_cfg = {
+		.bus_type = V4L2_MBUS_CSI2_DPHY
+	};
+	struct fwnode_handle *ep;
+	unsigned long rate;
+	unsigned int i;
+	int ret;
+
+	if (!fwnode)
+		return -ENXIO;
+
+	/* Request optional reset pin */
+	imx412->reset_gpio = devm_gpiod_get_optional(imx412->dev, "reset",
+						     GPIOD_OUT_LOW);
+	if (IS_ERR(imx412->reset_gpio)) {
+		dev_err(imx412->dev, "failed to get reset gpio %ld",
+			PTR_ERR(imx412->reset_gpio));
+		return PTR_ERR(imx412->reset_gpio);
+	}
+
+	/* Get sensor input clock */
+	imx412->inclk = devm_clk_get(imx412->dev, NULL);
+	if (IS_ERR(imx412->inclk)) {
+		dev_err(imx412->dev, "could not get inclk");
+		return PTR_ERR(imx412->inclk);
+	}
+
+	rate = clk_get_rate(imx412->inclk);
+	if (rate != IMX412_INCLK_RATE) {
+		dev_err(imx412->dev, "inclk frequency mismatch");
+		return -EINVAL;
+	}
+
+	ep = fwnode_graph_get_next_endpoint(fwnode, NULL);
+	if (!ep)
+		return -ENXIO;
+
+	ret = v4l2_fwnode_endpoint_alloc_parse(ep, &bus_cfg);
+	fwnode_handle_put(ep);
+	if (ret)
+		return ret;
+
+	if (bus_cfg.bus.mipi_csi2.num_data_lanes != IMX412_NUM_DATA_LANES) {
+		dev_err(imx412->dev,
+			"number of CSI2 data lanes %d is not supported",
+			bus_cfg.bus.mipi_csi2.num_data_lanes);
+		ret = -EINVAL;
+		goto done_endpoint_free;
+	}
+
+	if (!bus_cfg.nr_of_link_frequencies) {
+		dev_err(imx412->dev, "no link frequencies defined");
+		ret = -EINVAL;
+		goto done_endpoint_free;
+	}
+
+	for (i = 0; i < bus_cfg.nr_of_link_frequencies; i++)
+		if (bus_cfg.link_frequencies[i] == IMX412_LINK_FREQ)
+			goto done_endpoint_free;
+
+	ret = -EINVAL;
+
+done_endpoint_free:
+	v4l2_fwnode_endpoint_free(&bus_cfg);
+
+	return ret;
+}
+
+/* V4l2 subdevice ops */
+static const struct v4l2_subdev_video_ops imx412_video_ops = {
+	.s_stream = imx412_set_stream,
+};
+
+static const struct v4l2_subdev_pad_ops imx412_pad_ops = {
+	.init_cfg = imx412_init_pad_cfg,
+	.enum_mbus_code = imx412_enum_mbus_code,
+	.enum_frame_size = imx412_enum_frame_size,
+	.get_fmt = imx412_get_pad_format,
+	.set_fmt = imx412_set_pad_format,
+};
+
+static const struct v4l2_subdev_ops imx412_subdev_ops = {
+	.video = &imx412_video_ops,
+	.pad = &imx412_pad_ops,
+};
+
+/**
+ * imx412_power_on() - Sensor power on sequence
+ * @dev: pointer to i2c device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_power_on(struct device *dev)
+{
+	struct v4l2_subdev *sd = dev_get_drvdata(dev);
+	struct imx412 *imx412 = to_imx412(sd);
+	int ret;
+
+	gpiod_set_value_cansleep(imx412->reset_gpio, 1);
+
+	ret = clk_prepare_enable(imx412->inclk);
+	if (ret) {
+		dev_err(imx412->dev, "fail to enable inclk");
+		goto error_reset;
+	}
+
+	usleep_range(1000, 1200);
+
+	return 0;
+
+error_reset:
+	gpiod_set_value_cansleep(imx412->reset_gpio, 0);
+
+	return ret;
+}
+
+/**
+ * imx412_power_off() - Sensor power off sequence
+ * @dev: pointer to i2c device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_power_off(struct device *dev)
+{
+	struct v4l2_subdev *sd = dev_get_drvdata(dev);
+	struct imx412 *imx412 = to_imx412(sd);
+
+	gpiod_set_value_cansleep(imx412->reset_gpio, 0);
+
+	clk_disable_unprepare(imx412->inclk);
+
+	return 0;
+}
+
+/**
+ * imx412_init_controls() - Initialize sensor subdevice controls
+ * @imx412: pointer to imx412 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_init_controls(struct imx412 *imx412)
+{
+	struct v4l2_ctrl_handler *ctrl_hdlr = &imx412->ctrl_handler;
+	const struct imx412_mode *mode = imx412->cur_mode;
+	u32 lpfr;
+	int ret;
+
+	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 6);
+	if (ret)
+		return ret;
+
+	/* Serialize controls with sensor device */
+	ctrl_hdlr->lock = &imx412->mutex;
+
+	/* Initialize exposure and gain */
+	lpfr = mode->vblank + mode->height;
+	imx412->exp_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+					     &imx412_ctrl_ops,
+					     V4L2_CID_EXPOSURE,
+					     IMX412_EXPOSURE_MIN,
+					     lpfr - IMX412_EXPOSURE_OFFSET,
+					     IMX412_EXPOSURE_STEP,
+					     IMX412_EXPOSURE_DEFAULT);
+
+	imx412->again_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+					       &imx412_ctrl_ops,
+					       V4L2_CID_ANALOGUE_GAIN,
+					       IMX412_AGAIN_MIN,
+					       IMX412_AGAIN_MAX,
+					       IMX412_AGAIN_STEP,
+					       IMX412_AGAIN_DEFAULT);
+
+	v4l2_ctrl_cluster(2, &imx412->exp_ctrl);
+
+	imx412->vblank_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+						&imx412_ctrl_ops,
+						V4L2_CID_VBLANK,
+						mode->vblank_min,
+						mode->vblank_max,
+						1, mode->vblank);
+
+	/* Read only controls */
+	imx412->pclk_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+					      &imx412_ctrl_ops,
+					      V4L2_CID_PIXEL_RATE,
+					      mode->pclk, mode->pclk,
+					      1, mode->pclk);
+
+	imx412->link_freq_ctrl = v4l2_ctrl_new_int_menu(ctrl_hdlr,
+							&imx412_ctrl_ops,
+							V4L2_CID_LINK_FREQ,
+							ARRAY_SIZE(link_freq) -
+							1,
+							mode->link_freq_idx,
+							link_freq);
+	if (imx412->link_freq_ctrl)
+		imx412->link_freq_ctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
+
+	imx412->hblank_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+						&imx412_ctrl_ops,
+						V4L2_CID_HBLANK,
+						IMX412_REG_MIN,
+						IMX412_REG_MAX,
+						1, mode->hblank);
+	if (imx412->hblank_ctrl)
+		imx412->hblank_ctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
+
+	if (ctrl_hdlr->error) {
+		dev_err(imx412->dev, "control init failed: %d",
+			ctrl_hdlr->error);
+		v4l2_ctrl_handler_free(ctrl_hdlr);
+		return ctrl_hdlr->error;
+	}
+
+	imx412->sd.ctrl_handler = ctrl_hdlr;
+
+	return 0;
+}
+
+/**
+ * imx412_probe() - I2C client device binding
+ * @client: pointer to i2c client device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_probe(struct i2c_client *client)
+{
+	struct imx412 *imx412;
+	int ret;
+
+	imx412 = devm_kzalloc(&client->dev, sizeof(*imx412), GFP_KERNEL);
+	if (!imx412)
+		return -ENOMEM;
+
+	imx412->dev = &client->dev;
+
+	/* Initialize subdev */
+	v4l2_i2c_subdev_init(&imx412->sd, client, &imx412_subdev_ops);
+
+	ret = imx412_parse_hw_config(imx412);
+	if (ret) {
+		dev_err(imx412->dev, "HW configuration is not supported");
+		return ret;
+	}
+
+	mutex_init(&imx412->mutex);
+
+	ret = imx412_power_on(imx412->dev);
+	if (ret) {
+		dev_err(imx412->dev, "failed to power-on the sensor");
+		goto error_mutex_destroy;
+	}
+
+	/* Check module identity */
+	ret = imx412_detect(imx412);
+	if (ret) {
+		dev_err(imx412->dev, "failed to find sensor: %d", ret);
+		goto error_power_off;
+	}
+
+	/* Set default mode to max resolution */
+	imx412->cur_mode = &supported_mode;
+	imx412->vblank = imx412->cur_mode->vblank;
+
+	ret = imx412_init_controls(imx412);
+	if (ret) {
+		dev_err(imx412->dev, "failed to init controls: %d", ret);
+		goto error_power_off;
+	}
+
+	/* Initialize subdev */
+	imx412->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+	imx412->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
+
+	/* Initialize source pad */
+	imx412->pad.flags = MEDIA_PAD_FL_SOURCE;
+	ret = media_entity_pads_init(&imx412->sd.entity, 1, &imx412->pad);
+	if (ret) {
+		dev_err(imx412->dev, "failed to init entity pads: %d", ret);
+		goto error_handler_free;
+	}
+
+	ret = v4l2_async_register_subdev_sensor(&imx412->sd);
+	if (ret < 0) {
+		dev_err(imx412->dev,
+			"failed to register async subdev: %d", ret);
+		goto error_media_entity;
+	}
+
+	pm_runtime_set_active(imx412->dev);
+	pm_runtime_enable(imx412->dev);
+	pm_runtime_idle(imx412->dev);
+
+	return 0;
+
+error_media_entity:
+	media_entity_cleanup(&imx412->sd.entity);
+error_handler_free:
+	v4l2_ctrl_handler_free(imx412->sd.ctrl_handler);
+error_power_off:
+	imx412_power_off(imx412->dev);
+error_mutex_destroy:
+	mutex_destroy(&imx412->mutex);
+
+	return ret;
+}
+
+/**
+ * imx412_remove() - I2C client device unbinding
+ * @client: pointer to I2C client device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int imx412_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+	struct imx412 *imx412 = to_imx412(sd);
+
+	v4l2_async_unregister_subdev(sd);
+	media_entity_cleanup(&sd->entity);
+	v4l2_ctrl_handler_free(sd->ctrl_handler);
+
+	pm_runtime_disable(&client->dev);
+	if (!pm_runtime_status_suspended(&client->dev))
+		imx412_power_off(&client->dev);
+	pm_runtime_set_suspended(&client->dev);
+
+	mutex_destroy(&imx412->mutex);
+
+	return 0;
+}
+
+static const struct dev_pm_ops imx412_pm_ops = {
+	SET_RUNTIME_PM_OPS(imx412_power_off, imx412_power_on, NULL)
+};
+
+static const struct of_device_id imx412_of_match[] = {
+	{ .compatible = "sony,imx412" },
+	{ }
+};
+
+MODULE_DEVICE_TABLE(of, imx412_of_match);
+
+static struct i2c_driver imx412_driver = {
+	.probe_new = imx412_probe,
+	.remove = imx412_remove,
+	.driver = {
+		.name = "imx412",
+		.pm = &imx412_pm_ops,
+		.of_match_table = imx412_of_match,
+	},
+};
+
+module_i2c_driver(imx412_driver);
+
+MODULE_DESCRIPTION("Sony imx412 sensor driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/i2c/ov2740.c b/drivers/media/i2c/ov2740.c
index 599369a3d192..934c9d65cb09 100644
--- a/drivers/media/i2c/ov2740.c
+++ b/drivers/media/i2c/ov2740.c
@@ -51,7 +51,7 @@
 #define OV2740_REG_MWB_R_GAIN		0x500a
 #define OV2740_REG_MWB_G_GAIN		0x500c
 #define OV2740_REG_MWB_B_GAIN		0x500e
-#define OV2740_DGTL_GAIN_MIN		0
+#define OV2740_DGTL_GAIN_MIN		1024
 #define OV2740_DGTL_GAIN_MAX		4095
 #define OV2740_DGTL_GAIN_STEP		1
 #define OV2740_DGTL_GAIN_DEFAULT	1024
@@ -61,6 +61,12 @@
 #define OV2740_TEST_PATTERN_ENABLE	BIT(7)
 #define OV2740_TEST_PATTERN_BAR_SHIFT	2
 
+/* Group Access */
+#define OV2740_REG_GROUP_ACCESS		0x3208
+#define OV2740_GROUP_HOLD_START		0x0
+#define OV2740_GROUP_HOLD_END		0x10
+#define OV2740_GROUP_HOLD_LAUNCH	0xa0
+
 /* ISP CTRL00 */
 #define OV2740_REG_ISP_CTRL00		0x5000
 /* ISP CTRL01 */
@@ -438,6 +444,11 @@ static int ov2740_update_digital_gain(struct ov2740 *ov2740, u32 d_gain)
 {
 	int ret = 0;
 
+	ret = ov2740_write_reg(ov2740, OV2740_REG_GROUP_ACCESS, 1,
+			       OV2740_GROUP_HOLD_START);
+	if (ret)
+		return ret;
+
 	ret = ov2740_write_reg(ov2740, OV2740_REG_MWB_R_GAIN, 2, d_gain);
 	if (ret)
 		return ret;
@@ -446,7 +457,18 @@ static int ov2740_update_digital_gain(struct ov2740 *ov2740, u32 d_gain)
 	if (ret)
 		return ret;
 
-	return ov2740_write_reg(ov2740, OV2740_REG_MWB_B_GAIN, 2, d_gain);
+	ret = ov2740_write_reg(ov2740, OV2740_REG_MWB_B_GAIN, 2, d_gain);
+	if (ret)
+		return ret;
+
+	ret = ov2740_write_reg(ov2740, OV2740_REG_GROUP_ACCESS, 1,
+			       OV2740_GROUP_HOLD_END);
+	if (ret)
+		return ret;
+
+	ret = ov2740_write_reg(ov2740, OV2740_REG_GROUP_ACCESS, 1,
+			       OV2740_GROUP_HOLD_LAUNCH);
+	return ret;
 }
 
 static int ov2740_test_pattern(struct ov2740 *ov2740, u32 pattern)
diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c
index f6e1e51e0375..ddbd71394db3 100644
--- a/drivers/media/i2c/ov5640.c
+++ b/drivers/media/i2c/ov5640.c
@@ -135,7 +135,9 @@ struct ov5640_pixfmt {
 static const struct ov5640_pixfmt ov5640_formats[] = {
 	{ MEDIA_BUS_FMT_JPEG_1X8, V4L2_COLORSPACE_JPEG, },
 	{ MEDIA_BUS_FMT_UYVY8_2X8, V4L2_COLORSPACE_SRGB, },
+	{ MEDIA_BUS_FMT_UYVY8_1X16, V4L2_COLORSPACE_SRGB, },
 	{ MEDIA_BUS_FMT_YUYV8_2X8, V4L2_COLORSPACE_SRGB, },
+	{ MEDIA_BUS_FMT_YUYV8_1X16, V4L2_COLORSPACE_SRGB, },
 	{ MEDIA_BUS_FMT_RGB565_2X8_LE, V4L2_COLORSPACE_SRGB, },
 	{ MEDIA_BUS_FMT_RGB565_2X8_BE, V4L2_COLORSPACE_SRGB, },
 	{ MEDIA_BUS_FMT_SBGGR8_1X8, V4L2_COLORSPACE_SRGB, },
@@ -2338,11 +2340,13 @@ static int ov5640_set_framefmt(struct ov5640_dev *sensor,
 	u8 fmt, mux;
 
 	switch (format->code) {
+	case MEDIA_BUS_FMT_UYVY8_1X16:
 	case MEDIA_BUS_FMT_UYVY8_2X8:
 		/* YUV422, UYVY */
 		fmt = 0x3f;
 		mux = OV5640_FMT_MUX_YUV422;
 		break;
+	case MEDIA_BUS_FMT_YUYV8_1X16:
 	case MEDIA_BUS_FMT_YUYV8_2X8:
 		/* YUV422, YUYV */
 		fmt = 0x30;
diff --git a/drivers/media/i2c/ov8856.c b/drivers/media/i2c/ov8856.c
index 88e19f30d376..aa74744b91c7 100644
--- a/drivers/media/i2c/ov8856.c
+++ b/drivers/media/i2c/ov8856.c
@@ -2304,25 +2304,26 @@ static int ov8856_get_hwcfg(struct ov8856 *ov8856, struct device *dev)
 
 		clk_set_rate(ov8856->xvclk, xvclk_rate);
 		xvclk_rate = clk_get_rate(ov8856->xvclk);
+
+		ov8856->reset_gpio = devm_gpiod_get_optional(dev, "reset",
+							     GPIOD_OUT_LOW);
+		if (IS_ERR(ov8856->reset_gpio))
+			return PTR_ERR(ov8856->reset_gpio);
+
+		for (i = 0; i < ARRAY_SIZE(ov8856_supply_names); i++)
+			ov8856->supplies[i].supply = ov8856_supply_names[i];
+
+		ret = devm_regulator_bulk_get(dev,
+					      ARRAY_SIZE(ov8856_supply_names),
+					      ov8856->supplies);
+		if (ret)
+			return ret;
 	}
 
 	if (xvclk_rate != OV8856_XVCLK_19_2)
 		dev_warn(dev, "external clock rate %u is unsupported",
 			 xvclk_rate);
 
-	ov8856->reset_gpio = devm_gpiod_get_optional(dev, "reset",
-						     GPIOD_OUT_LOW);
-	if (IS_ERR(ov8856->reset_gpio))
-		return PTR_ERR(ov8856->reset_gpio);
-
-	for (i = 0; i < ARRAY_SIZE(ov8856_supply_names); i++)
-		ov8856->supplies[i].supply = ov8856_supply_names[i];
-
-	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ov8856_supply_names),
-				      ov8856->supplies);
-	if (ret)
-		return ret;
-
 	ep = fwnode_graph_get_next_endpoint(fwnode, NULL);
 	if (!ep)
 		return -ENXIO;
diff --git a/drivers/media/i2c/ov9282.c b/drivers/media/i2c/ov9282.c
new file mode 100644
index 000000000000..2e0b315801e5
--- /dev/null
+++ b/drivers/media/i2c/ov9282.c
@@ -0,0 +1,1137 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * OmniVision ov9282 Camera Sensor Driver
+ *
+ * Copyright (C) 2021 Intel Corporation
+ */
+#include <asm/unaligned.h>
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/pm_runtime.h>
+
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-fwnode.h>
+#include <media/v4l2-subdev.h>
+
+/* Streaming Mode */
+#define OV9282_REG_MODE_SELECT	0x0100
+#define OV9282_MODE_STANDBY	0x00
+#define OV9282_MODE_STREAMING	0x01
+
+/* Lines per frame */
+#define OV9282_REG_LPFR		0x380e
+
+/* Chip ID */
+#define OV9282_REG_ID		0x300a
+#define OV9282_ID		0x9281
+
+/* Exposure control */
+#define OV9282_REG_EXPOSURE	0x3500
+#define OV9282_EXPOSURE_MIN	1
+#define OV9282_EXPOSURE_OFFSET	12
+#define OV9282_EXPOSURE_STEP	1
+#define OV9282_EXPOSURE_DEFAULT	0x0282
+
+/* Analog gain control */
+#define OV9282_REG_AGAIN	0x3509
+#define OV9282_AGAIN_MIN	0x10
+#define OV9282_AGAIN_MAX	0xff
+#define OV9282_AGAIN_STEP	1
+#define OV9282_AGAIN_DEFAULT	0x10
+
+/* Group hold register */
+#define OV9282_REG_HOLD		0x3308
+
+/* Input clock rate */
+#define OV9282_INCLK_RATE	24000000
+
+/* CSI2 HW configuration */
+#define OV9282_LINK_FREQ	400000000
+#define OV9282_NUM_DATA_LANES	2
+
+#define OV9282_REG_MIN		0x00
+#define OV9282_REG_MAX		0xfffff
+
+/**
+ * struct ov9282_reg - ov9282 sensor register
+ * @address: Register address
+ * @val: Register value
+ */
+struct ov9282_reg {
+	u16 address;
+	u8 val;
+};
+
+/**
+ * struct ov9282_reg_list - ov9282 sensor register list
+ * @num_of_regs: Number of registers in the list
+ * @regs: Pointer to register list
+ */
+struct ov9282_reg_list {
+	u32 num_of_regs;
+	const struct ov9282_reg *regs;
+};
+
+/**
+ * struct ov9282_mode - ov9282 sensor mode structure
+ * @width: Frame width
+ * @height: Frame height
+ * @code: Format code
+ * @hblank: Horizontal blanking in lines
+ * @vblank: Vertical blanking in lines
+ * @vblank_min: Minimum vertical blanking in lines
+ * @vblank_max: Maximum vertical blanking in lines
+ * @pclk: Sensor pixel clock
+ * @link_freq_idx: Link frequency index
+ * @reg_list: Register list for sensor mode
+ */
+struct ov9282_mode {
+	u32 width;
+	u32 height;
+	u32 code;
+	u32 hblank;
+	u32 vblank;
+	u32 vblank_min;
+	u32 vblank_max;
+	u64 pclk;
+	u32 link_freq_idx;
+	struct ov9282_reg_list reg_list;
+};
+
+/**
+ * struct ov9282 - ov9282 sensor device structure
+ * @dev: Pointer to generic device
+ * @client: Pointer to i2c client
+ * @sd: V4L2 sub-device
+ * @pad: Media pad. Only one pad supported
+ * @reset_gpio: Sensor reset gpio
+ * @inclk: Sensor input clock
+ * @ctrl_handler: V4L2 control handler
+ * @link_freq_ctrl: Pointer to link frequency control
+ * @pclk_ctrl: Pointer to pixel clock control
+ * @hblank_ctrl: Pointer to horizontal blanking control
+ * @vblank_ctrl: Pointer to vertical blanking control
+ * @exp_ctrl: Pointer to exposure control
+ * @again_ctrl: Pointer to analog gain control
+ * @vblank: Vertical blanking in lines
+ * @cur_mode: Pointer to current selected sensor mode
+ * @mutex: Mutex for serializing sensor controls
+ * @streaming: Flag indicating streaming state
+ */
+struct ov9282 {
+	struct device *dev;
+	struct i2c_client *client;
+	struct v4l2_subdev sd;
+	struct media_pad pad;
+	struct gpio_desc *reset_gpio;
+	struct clk *inclk;
+	struct v4l2_ctrl_handler ctrl_handler;
+	struct v4l2_ctrl *link_freq_ctrl;
+	struct v4l2_ctrl *pclk_ctrl;
+	struct v4l2_ctrl *hblank_ctrl;
+	struct v4l2_ctrl *vblank_ctrl;
+	struct {
+		struct v4l2_ctrl *exp_ctrl;
+		struct v4l2_ctrl *again_ctrl;
+	};
+	u32 vblank;
+	const struct ov9282_mode *cur_mode;
+	struct mutex mutex;
+	bool streaming;
+};
+
+static const s64 link_freq[] = {
+	OV9282_LINK_FREQ,
+};
+
+/* Sensor mode registers */
+static const struct ov9282_reg mode_1280x720_regs[] = {
+	{0x0302, 0x32},
+	{0x030d, 0x50},
+	{0x030e, 0x02},
+	{0x3001, 0x00},
+	{0x3004, 0x00},
+	{0x3005, 0x00},
+	{0x3006, 0x04},
+	{0x3011, 0x0a},
+	{0x3013, 0x18},
+	{0x301c, 0xf0},
+	{0x3022, 0x01},
+	{0x3030, 0x10},
+	{0x3039, 0x32},
+	{0x303a, 0x00},
+	{0x3500, 0x00},
+	{0x3501, 0x5f},
+	{0x3502, 0x1e},
+	{0x3503, 0x08},
+	{0x3505, 0x8c},
+	{0x3507, 0x03},
+	{0x3508, 0x00},
+	{0x3509, 0x10},
+	{0x3610, 0x80},
+	{0x3611, 0xa0},
+	{0x3620, 0x6e},
+	{0x3632, 0x56},
+	{0x3633, 0x78},
+	{0x3666, 0x00},
+	{0x366f, 0x5a},
+	{0x3680, 0x84},
+	{0x3712, 0x80},
+	{0x372d, 0x22},
+	{0x3731, 0x80},
+	{0x3732, 0x30},
+	{0x3778, 0x00},
+	{0x377d, 0x22},
+	{0x3788, 0x02},
+	{0x3789, 0xa4},
+	{0x378a, 0x00},
+	{0x378b, 0x4a},
+	{0x3799, 0x20},
+	{0x3800, 0x00},
+	{0x3801, 0x00},
+	{0x3802, 0x00},
+	{0x3803, 0x00},
+	{0x3804, 0x05},
+	{0x3805, 0x0f},
+	{0x3806, 0x02},
+	{0x3807, 0xdf},
+	{0x3808, 0x05},
+	{0x3809, 0x00},
+	{0x380a, 0x02},
+	{0x380b, 0xd0},
+	{0x380c, 0x05},
+	{0x380d, 0xfa},
+	{0x380e, 0x06},
+	{0x380f, 0xce},
+	{0x3810, 0x00},
+	{0x3811, 0x08},
+	{0x3812, 0x00},
+	{0x3813, 0x08},
+	{0x3814, 0x11},
+	{0x3815, 0x11},
+	{0x3820, 0x3c},
+	{0x3821, 0x84},
+	{0x3881, 0x42},
+	{0x38a8, 0x02},
+	{0x38a9, 0x80},
+	{0x38b1, 0x00},
+	{0x38c4, 0x00},
+	{0x38c5, 0xc0},
+	{0x38c6, 0x04},
+	{0x38c7, 0x80},
+	{0x3920, 0xff},
+	{0x4003, 0x40},
+	{0x4008, 0x02},
+	{0x4009, 0x05},
+	{0x400c, 0x00},
+	{0x400d, 0x03},
+	{0x4010, 0x40},
+	{0x4043, 0x40},
+	{0x4307, 0x30},
+	{0x4317, 0x00},
+	{0x4501, 0x00},
+	{0x4507, 0x00},
+	{0x4509, 0x80},
+	{0x450a, 0x08},
+	{0x4601, 0x04},
+	{0x470f, 0x00},
+	{0x4f07, 0x00},
+	{0x4800, 0x20},
+	{0x5000, 0x9f},
+	{0x5001, 0x00},
+	{0x5e00, 0x00},
+	{0x5d00, 0x07},
+	{0x5d01, 0x00},
+	{0x0101, 0x01},
+	{0x1000, 0x03},
+	{0x5a08, 0x84},
+};
+
+/* Supported sensor mode configurations */
+static const struct ov9282_mode supported_mode = {
+	.width = 1280,
+	.height = 720,
+	.hblank = 250,
+	.vblank = 1022,
+	.vblank_min = 151,
+	.vblank_max = 51540,
+	.pclk = 160000000,
+	.link_freq_idx = 0,
+	.code = MEDIA_BUS_FMT_Y10_1X10,
+	.reg_list = {
+		.num_of_regs = ARRAY_SIZE(mode_1280x720_regs),
+		.regs = mode_1280x720_regs,
+	},
+};
+
+/**
+ * to_ov9282() - ov9282 V4L2 sub-device to ov9282 device.
+ * @subdev: pointer to ov9282 V4L2 sub-device
+ *
+ * Return: pointer to ov9282 device
+ */
+static inline struct ov9282 *to_ov9282(struct v4l2_subdev *subdev)
+{
+	return container_of(subdev, struct ov9282, sd);
+}
+
+/**
+ * ov9282_read_reg() - Read registers.
+ * @ov9282: pointer to ov9282 device
+ * @reg: register address
+ * @len: length of bytes to read. Max supported bytes is 4
+ * @val: pointer to register value to be filled.
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_read_reg(struct ov9282 *ov9282, u16 reg, u32 len, u32 *val)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(&ov9282->sd);
+	struct i2c_msg msgs[2] = {0};
+	u8 addr_buf[2] = {0};
+	u8 data_buf[4] = {0};
+	int ret;
+
+	if (WARN_ON(len > 4))
+		return -EINVAL;
+
+	put_unaligned_be16(reg, addr_buf);
+
+	/* Write register address */
+	msgs[0].addr = client->addr;
+	msgs[0].flags = 0;
+	msgs[0].len = ARRAY_SIZE(addr_buf);
+	msgs[0].buf = addr_buf;
+
+	/* Read data from register */
+	msgs[1].addr = client->addr;
+	msgs[1].flags = I2C_M_RD;
+	msgs[1].len = len;
+	msgs[1].buf = &data_buf[4 - len];
+
+	ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
+	if (ret != ARRAY_SIZE(msgs))
+		return -EIO;
+
+	*val = get_unaligned_be32(data_buf);
+
+	return 0;
+}
+
+/**
+ * ov9282_write_reg() - Write register
+ * @ov9282: pointer to ov9282 device
+ * @reg: register address
+ * @len: length of bytes. Max supported bytes is 4
+ * @val: register value
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_write_reg(struct ov9282 *ov9282, u16 reg, u32 len, u32 val)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(&ov9282->sd);
+	u8 buf[6] = {0};
+
+	if (WARN_ON(len > 4))
+		return -EINVAL;
+
+	put_unaligned_be16(reg, buf);
+	put_unaligned_be32(val << (8 * (4 - len)), buf + 2);
+	if (i2c_master_send(client, buf, len + 2) != len + 2)
+		return -EIO;
+
+	return 0;
+}
+
+/**
+ * ov9282_write_regs() - Write a list of registers
+ * @ov9282: pointer to ov9282 device
+ * @regs: list of registers to be written
+ * @len: length of registers array
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_write_regs(struct ov9282 *ov9282,
+			     const struct ov9282_reg *regs, u32 len)
+{
+	unsigned int i;
+	int ret;
+
+	for (i = 0; i < len; i++) {
+		ret = ov9282_write_reg(ov9282, regs[i].address, 1, regs[i].val);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+/**
+ * ov9282_update_controls() - Update control ranges based on streaming mode
+ * @ov9282: pointer to ov9282 device
+ * @mode: pointer to ov9282_mode sensor mode
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_update_controls(struct ov9282 *ov9282,
+				  const struct ov9282_mode *mode)
+{
+	int ret;
+
+	ret = __v4l2_ctrl_s_ctrl(ov9282->link_freq_ctrl, mode->link_freq_idx);
+	if (ret)
+		return ret;
+
+	ret = __v4l2_ctrl_s_ctrl(ov9282->hblank_ctrl, mode->hblank);
+	if (ret)
+		return ret;
+
+	return __v4l2_ctrl_modify_range(ov9282->vblank_ctrl, mode->vblank_min,
+					mode->vblank_max, 1, mode->vblank);
+}
+
+/**
+ * ov9282_update_exp_gain() - Set updated exposure and gain
+ * @ov9282: pointer to ov9282 device
+ * @exposure: updated exposure value
+ * @gain: updated analog gain value
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_update_exp_gain(struct ov9282 *ov9282, u32 exposure, u32 gain)
+{
+	u32 lpfr;
+	int ret;
+
+	lpfr = ov9282->vblank + ov9282->cur_mode->height;
+
+	dev_dbg(ov9282->dev, "Set exp %u, analog gain %u, lpfr %u",
+		exposure, gain, lpfr);
+
+	ret = ov9282_write_reg(ov9282, OV9282_REG_HOLD, 1, 1);
+	if (ret)
+		return ret;
+
+	ret = ov9282_write_reg(ov9282, OV9282_REG_LPFR, 2, lpfr);
+	if (ret)
+		goto error_release_group_hold;
+
+	ret = ov9282_write_reg(ov9282, OV9282_REG_EXPOSURE, 3, exposure << 4);
+	if (ret)
+		goto error_release_group_hold;
+
+	ret = ov9282_write_reg(ov9282, OV9282_REG_AGAIN, 1, gain);
+
+error_release_group_hold:
+	ov9282_write_reg(ov9282, OV9282_REG_HOLD, 1, 0);
+
+	return ret;
+}
+
+/**
+ * ov9282_set_ctrl() - Set subdevice control
+ * @ctrl: pointer to v4l2_ctrl structure
+ *
+ * Supported controls:
+ * - V4L2_CID_VBLANK
+ * - cluster controls:
+ *   - V4L2_CID_ANALOGUE_GAIN
+ *   - V4L2_CID_EXPOSURE
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_set_ctrl(struct v4l2_ctrl *ctrl)
+{
+	struct ov9282 *ov9282 =
+		container_of(ctrl->handler, struct ov9282, ctrl_handler);
+	u32 analog_gain;
+	u32 exposure;
+	int ret;
+
+	switch (ctrl->id) {
+	case V4L2_CID_VBLANK:
+		ov9282->vblank = ov9282->vblank_ctrl->val;
+
+		dev_dbg(ov9282->dev, "Received vblank %u, new lpfr %u",
+			ov9282->vblank,
+			ov9282->vblank + ov9282->cur_mode->height);
+
+		ret = __v4l2_ctrl_modify_range(ov9282->exp_ctrl,
+					       OV9282_EXPOSURE_MIN,
+					       ov9282->vblank +
+					       ov9282->cur_mode->height -
+					       OV9282_EXPOSURE_OFFSET,
+					       1, OV9282_EXPOSURE_DEFAULT);
+		break;
+	case V4L2_CID_EXPOSURE:
+		/* Set controls only if sensor is in power on state */
+		if (!pm_runtime_get_if_in_use(ov9282->dev))
+			return 0;
+
+		exposure = ctrl->val;
+		analog_gain = ov9282->again_ctrl->val;
+
+		dev_dbg(ov9282->dev, "Received exp %u, analog gain %u",
+			exposure, analog_gain);
+
+		ret = ov9282_update_exp_gain(ov9282, exposure, analog_gain);
+
+		pm_runtime_put(ov9282->dev);
+
+		break;
+	default:
+		dev_err(ov9282->dev, "Invalid control %d", ctrl->id);
+		ret = -EINVAL;
+	}
+
+	return ret;
+}
+
+/* V4l2 subdevice control ops*/
+static const struct v4l2_ctrl_ops ov9282_ctrl_ops = {
+	.s_ctrl = ov9282_set_ctrl,
+};
+
+/**
+ * ov9282_enum_mbus_code() - Enumerate V4L2 sub-device mbus codes
+ * @sd: pointer to ov9282 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @code: V4L2 sub-device code enumeration need to be filled
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_enum_mbus_code(struct v4l2_subdev *sd,
+				 struct v4l2_subdev_state *sd_state,
+				 struct v4l2_subdev_mbus_code_enum *code)
+{
+	if (code->index > 0)
+		return -EINVAL;
+
+	code->code = supported_mode.code;
+
+	return 0;
+}
+
+/**
+ * ov9282_enum_frame_size() - Enumerate V4L2 sub-device frame sizes
+ * @sd: pointer to ov9282 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @fsize: V4L2 sub-device size enumeration need to be filled
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_enum_frame_size(struct v4l2_subdev *sd,
+				  struct v4l2_subdev_state *sd_state,
+				  struct v4l2_subdev_frame_size_enum *fsize)
+{
+	if (fsize->index > 0)
+		return -EINVAL;
+
+	if (fsize->code != supported_mode.code)
+		return -EINVAL;
+
+	fsize->min_width = supported_mode.width;
+	fsize->max_width = fsize->min_width;
+	fsize->min_height = supported_mode.height;
+	fsize->max_height = fsize->min_height;
+
+	return 0;
+}
+
+/**
+ * ov9282_fill_pad_format() - Fill subdevice pad format
+ *                            from selected sensor mode
+ * @ov9282: pointer to ov9282 device
+ * @mode: pointer to ov9282_mode sensor mode
+ * @fmt: V4L2 sub-device format need to be filled
+ */
+static void ov9282_fill_pad_format(struct ov9282 *ov9282,
+				   const struct ov9282_mode *mode,
+				   struct v4l2_subdev_format *fmt)
+{
+	fmt->format.width = mode->width;
+	fmt->format.height = mode->height;
+	fmt->format.code = mode->code;
+	fmt->format.field = V4L2_FIELD_NONE;
+	fmt->format.colorspace = V4L2_COLORSPACE_RAW;
+	fmt->format.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
+	fmt->format.quantization = V4L2_QUANTIZATION_DEFAULT;
+	fmt->format.xfer_func = V4L2_XFER_FUNC_NONE;
+}
+
+/**
+ * ov9282_get_pad_format() - Get subdevice pad format
+ * @sd: pointer to ov9282 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @fmt: V4L2 sub-device format need to be set
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_get_pad_format(struct v4l2_subdev *sd,
+				 struct v4l2_subdev_state *sd_state,
+				 struct v4l2_subdev_format *fmt)
+{
+	struct ov9282 *ov9282 = to_ov9282(sd);
+
+	mutex_lock(&ov9282->mutex);
+
+	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
+		struct v4l2_mbus_framefmt *framefmt;
+
+		framefmt = v4l2_subdev_get_try_format(sd, sd_state, fmt->pad);
+		fmt->format = *framefmt;
+	} else {
+		ov9282_fill_pad_format(ov9282, ov9282->cur_mode, fmt);
+	}
+
+	mutex_unlock(&ov9282->mutex);
+
+	return 0;
+}
+
+/**
+ * ov9282_set_pad_format() - Set subdevice pad format
+ * @sd: pointer to ov9282 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ * @fmt: V4L2 sub-device format need to be set
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_set_pad_format(struct v4l2_subdev *sd,
+				 struct v4l2_subdev_state *sd_state,
+				 struct v4l2_subdev_format *fmt)
+{
+	struct ov9282 *ov9282 = to_ov9282(sd);
+	const struct ov9282_mode *mode;
+	int ret = 0;
+
+	mutex_lock(&ov9282->mutex);
+
+	mode = &supported_mode;
+	ov9282_fill_pad_format(ov9282, mode, fmt);
+
+	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
+		struct v4l2_mbus_framefmt *framefmt;
+
+		framefmt = v4l2_subdev_get_try_format(sd, sd_state, fmt->pad);
+		*framefmt = fmt->format;
+	} else {
+		ret = ov9282_update_controls(ov9282, mode);
+		if (!ret)
+			ov9282->cur_mode = mode;
+	}
+
+	mutex_unlock(&ov9282->mutex);
+
+	return ret;
+}
+
+/**
+ * ov9282_init_pad_cfg() - Initialize sub-device pad configuration
+ * @sd: pointer to ov9282 V4L2 sub-device structure
+ * @sd_state: V4L2 sub-device configuration
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_init_pad_cfg(struct v4l2_subdev *sd,
+			       struct v4l2_subdev_state *sd_state)
+{
+	struct ov9282 *ov9282 = to_ov9282(sd);
+	struct v4l2_subdev_format fmt = { 0 };
+
+	fmt.which = sd_state ? V4L2_SUBDEV_FORMAT_TRY : V4L2_SUBDEV_FORMAT_ACTIVE;
+	ov9282_fill_pad_format(ov9282, &supported_mode, &fmt);
+
+	return ov9282_set_pad_format(sd, sd_state, &fmt);
+}
+
+/**
+ * ov9282_start_streaming() - Start sensor stream
+ * @ov9282: pointer to ov9282 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_start_streaming(struct ov9282 *ov9282)
+{
+	const struct ov9282_reg_list *reg_list;
+	int ret;
+
+	/* Write sensor mode registers */
+	reg_list = &ov9282->cur_mode->reg_list;
+	ret = ov9282_write_regs(ov9282, reg_list->regs, reg_list->num_of_regs);
+	if (ret) {
+		dev_err(ov9282->dev, "fail to write initial registers");
+		return ret;
+	}
+
+	/* Setup handler will write actual exposure and gain */
+	ret =  __v4l2_ctrl_handler_setup(ov9282->sd.ctrl_handler);
+	if (ret) {
+		dev_err(ov9282->dev, "fail to setup handler");
+		return ret;
+	}
+
+	/* Start streaming */
+	ret = ov9282_write_reg(ov9282, OV9282_REG_MODE_SELECT,
+			       1, OV9282_MODE_STREAMING);
+	if (ret) {
+		dev_err(ov9282->dev, "fail to start streaming");
+		return ret;
+	}
+
+	return 0;
+}
+
+/**
+ * ov9282_stop_streaming() - Stop sensor stream
+ * @ov9282: pointer to ov9282 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_stop_streaming(struct ov9282 *ov9282)
+{
+	return ov9282_write_reg(ov9282, OV9282_REG_MODE_SELECT,
+				1, OV9282_MODE_STANDBY);
+}
+
+/**
+ * ov9282_set_stream() - Enable sensor streaming
+ * @sd: pointer to ov9282 subdevice
+ * @enable: set to enable sensor streaming
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_set_stream(struct v4l2_subdev *sd, int enable)
+{
+	struct ov9282 *ov9282 = to_ov9282(sd);
+	int ret;
+
+	mutex_lock(&ov9282->mutex);
+
+	if (ov9282->streaming == enable) {
+		mutex_unlock(&ov9282->mutex);
+		return 0;
+	}
+
+	if (enable) {
+		ret = pm_runtime_resume_and_get(ov9282->dev);
+		if (ret)
+			goto error_unlock;
+
+		ret = ov9282_start_streaming(ov9282);
+		if (ret)
+			goto error_power_off;
+	} else {
+		ov9282_stop_streaming(ov9282);
+		pm_runtime_put(ov9282->dev);
+	}
+
+	ov9282->streaming = enable;
+
+	mutex_unlock(&ov9282->mutex);
+
+	return 0;
+
+error_power_off:
+	pm_runtime_put(ov9282->dev);
+error_unlock:
+	mutex_unlock(&ov9282->mutex);
+
+	return ret;
+}
+
+/**
+ * ov9282_detect() - Detect ov9282 sensor
+ * @ov9282: pointer to ov9282 device
+ *
+ * Return: 0 if successful, -EIO if sensor id does not match
+ */
+static int ov9282_detect(struct ov9282 *ov9282)
+{
+	int ret;
+	u32 val;
+
+	ret = ov9282_read_reg(ov9282, OV9282_REG_ID, 2, &val);
+	if (ret)
+		return ret;
+
+	if (val != OV9282_ID) {
+		dev_err(ov9282->dev, "chip id mismatch: %x!=%x",
+			OV9282_ID, val);
+		return -ENXIO;
+	}
+
+	return 0;
+}
+
+/**
+ * ov9282_parse_hw_config() - Parse HW configuration and check if supported
+ * @ov9282: pointer to ov9282 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_parse_hw_config(struct ov9282 *ov9282)
+{
+	struct fwnode_handle *fwnode = dev_fwnode(ov9282->dev);
+	struct v4l2_fwnode_endpoint bus_cfg = {
+		.bus_type = V4L2_MBUS_CSI2_DPHY
+	};
+	struct fwnode_handle *ep;
+	unsigned long rate;
+	unsigned int i;
+	int ret;
+
+	if (!fwnode)
+		return -ENXIO;
+
+	/* Request optional reset pin */
+	ov9282->reset_gpio = devm_gpiod_get_optional(ov9282->dev, "reset",
+						     GPIOD_OUT_LOW);
+	if (IS_ERR(ov9282->reset_gpio)) {
+		dev_err(ov9282->dev, "failed to get reset gpio %ld",
+			PTR_ERR(ov9282->reset_gpio));
+		return PTR_ERR(ov9282->reset_gpio);
+	}
+
+	/* Get sensor input clock */
+	ov9282->inclk = devm_clk_get(ov9282->dev, NULL);
+	if (IS_ERR(ov9282->inclk)) {
+		dev_err(ov9282->dev, "could not get inclk");
+		return PTR_ERR(ov9282->inclk);
+	}
+
+	rate = clk_get_rate(ov9282->inclk);
+	if (rate != OV9282_INCLK_RATE) {
+		dev_err(ov9282->dev, "inclk frequency mismatch");
+		return -EINVAL;
+	}
+
+	ep = fwnode_graph_get_next_endpoint(fwnode, NULL);
+	if (!ep)
+		return -ENXIO;
+
+	ret = v4l2_fwnode_endpoint_alloc_parse(ep, &bus_cfg);
+	fwnode_handle_put(ep);
+	if (ret)
+		return ret;
+
+	if (bus_cfg.bus.mipi_csi2.num_data_lanes != OV9282_NUM_DATA_LANES) {
+		dev_err(ov9282->dev,
+			"number of CSI2 data lanes %d is not supported",
+			bus_cfg.bus.mipi_csi2.num_data_lanes);
+		ret = -EINVAL;
+		goto done_endpoint_free;
+	}
+
+	if (!bus_cfg.nr_of_link_frequencies) {
+		dev_err(ov9282->dev, "no link frequencies defined");
+		ret = -EINVAL;
+		goto done_endpoint_free;
+	}
+
+	for (i = 0; i < bus_cfg.nr_of_link_frequencies; i++)
+		if (bus_cfg.link_frequencies[i] == OV9282_LINK_FREQ)
+			goto done_endpoint_free;
+
+	ret = -EINVAL;
+
+done_endpoint_free:
+	v4l2_fwnode_endpoint_free(&bus_cfg);
+
+	return ret;
+}
+
+/* V4l2 subdevice ops */
+static const struct v4l2_subdev_video_ops ov9282_video_ops = {
+	.s_stream = ov9282_set_stream,
+};
+
+static const struct v4l2_subdev_pad_ops ov9282_pad_ops = {
+	.init_cfg = ov9282_init_pad_cfg,
+	.enum_mbus_code = ov9282_enum_mbus_code,
+	.enum_frame_size = ov9282_enum_frame_size,
+	.get_fmt = ov9282_get_pad_format,
+	.set_fmt = ov9282_set_pad_format,
+};
+
+static const struct v4l2_subdev_ops ov9282_subdev_ops = {
+	.video = &ov9282_video_ops,
+	.pad = &ov9282_pad_ops,
+};
+
+/**
+ * ov9282_power_on() - Sensor power on sequence
+ * @dev: pointer to i2c device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_power_on(struct device *dev)
+{
+	struct v4l2_subdev *sd = dev_get_drvdata(dev);
+	struct ov9282 *ov9282 = to_ov9282(sd);
+	int ret;
+
+	usleep_range(400, 600);
+
+	gpiod_set_value_cansleep(ov9282->reset_gpio, 1);
+
+	ret = clk_prepare_enable(ov9282->inclk);
+	if (ret) {
+		dev_err(ov9282->dev, "fail to enable inclk");
+		goto error_reset;
+	}
+
+	usleep_range(400, 600);
+
+	return 0;
+
+error_reset:
+	gpiod_set_value_cansleep(ov9282->reset_gpio, 0);
+
+	return ret;
+}
+
+/**
+ * ov9282_power_off() - Sensor power off sequence
+ * @dev: pointer to i2c device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_power_off(struct device *dev)
+{
+	struct v4l2_subdev *sd = dev_get_drvdata(dev);
+	struct ov9282 *ov9282 = to_ov9282(sd);
+
+	gpiod_set_value_cansleep(ov9282->reset_gpio, 0);
+
+	clk_disable_unprepare(ov9282->inclk);
+
+	return 0;
+}
+
+/**
+ * ov9282_init_controls() - Initialize sensor subdevice controls
+ * @ov9282: pointer to ov9282 device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_init_controls(struct ov9282 *ov9282)
+{
+	struct v4l2_ctrl_handler *ctrl_hdlr = &ov9282->ctrl_handler;
+	const struct ov9282_mode *mode = ov9282->cur_mode;
+	u32 lpfr;
+	int ret;
+
+	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 6);
+	if (ret)
+		return ret;
+
+	/* Serialize controls with sensor device */
+	ctrl_hdlr->lock = &ov9282->mutex;
+
+	/* Initialize exposure and gain */
+	lpfr = mode->vblank + mode->height;
+	ov9282->exp_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+					     &ov9282_ctrl_ops,
+					     V4L2_CID_EXPOSURE,
+					     OV9282_EXPOSURE_MIN,
+					     lpfr - OV9282_EXPOSURE_OFFSET,
+					     OV9282_EXPOSURE_STEP,
+					     OV9282_EXPOSURE_DEFAULT);
+
+	ov9282->again_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+					       &ov9282_ctrl_ops,
+					       V4L2_CID_ANALOGUE_GAIN,
+					       OV9282_AGAIN_MIN,
+					       OV9282_AGAIN_MAX,
+					       OV9282_AGAIN_STEP,
+					       OV9282_AGAIN_DEFAULT);
+
+	v4l2_ctrl_cluster(2, &ov9282->exp_ctrl);
+
+	ov9282->vblank_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+						&ov9282_ctrl_ops,
+						V4L2_CID_VBLANK,
+						mode->vblank_min,
+						mode->vblank_max,
+						1, mode->vblank);
+
+	/* Read only controls */
+	ov9282->pclk_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+					      &ov9282_ctrl_ops,
+					      V4L2_CID_PIXEL_RATE,
+					      mode->pclk, mode->pclk,
+					      1, mode->pclk);
+
+	ov9282->link_freq_ctrl = v4l2_ctrl_new_int_menu(ctrl_hdlr,
+							&ov9282_ctrl_ops,
+							V4L2_CID_LINK_FREQ,
+							ARRAY_SIZE(link_freq) -
+							1,
+							mode->link_freq_idx,
+							link_freq);
+	if (ov9282->link_freq_ctrl)
+		ov9282->link_freq_ctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
+
+	ov9282->hblank_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
+						&ov9282_ctrl_ops,
+						V4L2_CID_HBLANK,
+						OV9282_REG_MIN,
+						OV9282_REG_MAX,
+						1, mode->hblank);
+	if (ov9282->hblank_ctrl)
+		ov9282->hblank_ctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
+
+	if (ctrl_hdlr->error) {
+		dev_err(ov9282->dev, "control init failed: %d",
+			ctrl_hdlr->error);
+		v4l2_ctrl_handler_free(ctrl_hdlr);
+		return ctrl_hdlr->error;
+	}
+
+	ov9282->sd.ctrl_handler = ctrl_hdlr;
+
+	return 0;
+}
+
+/**
+ * ov9282_probe() - I2C client device binding
+ * @client: pointer to i2c client device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_probe(struct i2c_client *client)
+{
+	struct ov9282 *ov9282;
+	int ret;
+
+	ov9282 = devm_kzalloc(&client->dev, sizeof(*ov9282), GFP_KERNEL);
+	if (!ov9282)
+		return -ENOMEM;
+
+	ov9282->dev = &client->dev;
+
+	/* Initialize subdev */
+	v4l2_i2c_subdev_init(&ov9282->sd, client, &ov9282_subdev_ops);
+
+	ret = ov9282_parse_hw_config(ov9282);
+	if (ret) {
+		dev_err(ov9282->dev, "HW configuration is not supported");
+		return ret;
+	}
+
+	mutex_init(&ov9282->mutex);
+
+	ret = ov9282_power_on(ov9282->dev);
+	if (ret) {
+		dev_err(ov9282->dev, "failed to power-on the sensor");
+		goto error_mutex_destroy;
+	}
+
+	/* Check module identity */
+	ret = ov9282_detect(ov9282);
+	if (ret) {
+		dev_err(ov9282->dev, "failed to find sensor: %d", ret);
+		goto error_power_off;
+	}
+
+	/* Set default mode to max resolution */
+	ov9282->cur_mode = &supported_mode;
+	ov9282->vblank = ov9282->cur_mode->vblank;
+
+	ret = ov9282_init_controls(ov9282);
+	if (ret) {
+		dev_err(ov9282->dev, "failed to init controls: %d", ret);
+		goto error_power_off;
+	}
+
+	/* Initialize subdev */
+	ov9282->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+	ov9282->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
+
+	/* Initialize source pad */
+	ov9282->pad.flags = MEDIA_PAD_FL_SOURCE;
+	ret = media_entity_pads_init(&ov9282->sd.entity, 1, &ov9282->pad);
+	if (ret) {
+		dev_err(ov9282->dev, "failed to init entity pads: %d", ret);
+		goto error_handler_free;
+	}
+
+	ret = v4l2_async_register_subdev_sensor(&ov9282->sd);
+	if (ret < 0) {
+		dev_err(ov9282->dev,
+			"failed to register async subdev: %d", ret);
+		goto error_media_entity;
+	}
+
+	pm_runtime_set_active(ov9282->dev);
+	pm_runtime_enable(ov9282->dev);
+	pm_runtime_idle(ov9282->dev);
+
+	return 0;
+
+error_media_entity:
+	media_entity_cleanup(&ov9282->sd.entity);
+error_handler_free:
+	v4l2_ctrl_handler_free(ov9282->sd.ctrl_handler);
+error_power_off:
+	ov9282_power_off(ov9282->dev);
+error_mutex_destroy:
+	mutex_destroy(&ov9282->mutex);
+
+	return ret;
+}
+
+/**
+ * ov9282_remove() - I2C client device unbinding
+ * @client: pointer to I2C client device
+ *
+ * Return: 0 if successful, error code otherwise.
+ */
+static int ov9282_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+	struct ov9282 *ov9282 = to_ov9282(sd);
+
+	v4l2_async_unregister_subdev(sd);
+	media_entity_cleanup(&sd->entity);
+	v4l2_ctrl_handler_free(sd->ctrl_handler);
+
+	pm_runtime_disable(&client->dev);
+	if (!pm_runtime_status_suspended(&client->dev))
+		ov9282_power_off(&client->dev);
+	pm_runtime_set_suspended(&client->dev);
+
+	mutex_destroy(&ov9282->mutex);
+
+	return 0;
+}
+
+static const struct dev_pm_ops ov9282_pm_ops = {
+	SET_RUNTIME_PM_OPS(ov9282_power_off, ov9282_power_on, NULL)
+};
+
+static const struct of_device_id ov9282_of_match[] = {
+	{ .compatible = "ovti,ov9282" },
+	{ }
+};
+
+MODULE_DEVICE_TABLE(of, ov9282_of_match);
+
+static struct i2c_driver ov9282_driver = {
+	.probe_new = ov9282_probe,
+	.remove = ov9282_remove,
+	.driver = {
+		.name = "ov9282",
+		.pm = &ov9282_pm_ops,
+		.of_match_table = ov9282_of_match,
+	},
+};
+
+module_i2c_driver(ov9282_driver);
+
+MODULE_DESCRIPTION("OmniVision ov9282 sensor driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/i2c/ov9734.c b/drivers/media/i2c/ov9734.c
index af50c66cf5ce..df538ceb71c3 100644
--- a/drivers/media/i2c/ov9734.c
+++ b/drivers/media/i2c/ov9734.c
@@ -60,6 +60,12 @@
 #define OV9734_TEST_PATTERN_ENABLE	BIT(7)
 #define OV9734_TEST_PATTERN_BAR_SHIFT	2
 
+/* Group Access */
+#define OV9734_REG_GROUP_ACCESS		0x3208
+#define OV9734_GROUP_HOLD_START		0x0
+#define OV9734_GROUP_HOLD_END		0x10
+#define OV9734_GROUP_HOLD_LAUNCH	0xa0
+
 enum {
 	OV9734_LINK_FREQ_180MHZ_INDEX,
 };
@@ -433,6 +439,11 @@ static int ov9734_update_digital_gain(struct ov9734 *ov9734, u32 d_gain)
 {
 	int ret;
 
+	ret = ov9734_write_reg(ov9734, OV9734_REG_GROUP_ACCESS, 1,
+			       OV9734_GROUP_HOLD_START);
+	if (ret)
+		return ret;
+
 	ret = ov9734_write_reg(ov9734, OV9734_REG_MWB_R_GAIN, 2, d_gain);
 	if (ret)
 		return ret;
@@ -441,7 +452,18 @@ static int ov9734_update_digital_gain(struct ov9734 *ov9734, u32 d_gain)
 	if (ret)
 		return ret;
 
-	return ov9734_write_reg(ov9734, OV9734_REG_MWB_B_GAIN, 2, d_gain);
+	ret = ov9734_write_reg(ov9734, OV9734_REG_MWB_B_GAIN, 2, d_gain);
+	if (ret)
+		return ret;
+
+	ret = ov9734_write_reg(ov9734, OV9734_REG_GROUP_ACCESS, 1,
+			       OV9734_GROUP_HOLD_END);
+	if (ret)
+		return ret;
+
+	ret = ov9734_write_reg(ov9734, OV9734_REG_GROUP_ACCESS, 1,
+			       OV9734_GROUP_HOLD_LAUNCH);
+	return ret;
 }
 
 static int ov9734_test_pattern(struct ov9734 *ov9734, u32 pattern)
diff --git a/drivers/media/i2c/tda1997x.c b/drivers/media/i2c/tda1997x.c
index 91e6db847bb5..6070aaf0b32e 100644
--- a/drivers/media/i2c/tda1997x.c
+++ b/drivers/media/i2c/tda1997x.c
@@ -563,7 +563,7 @@ static void tda1997x_delayed_work_enable_hpd(struct work_struct *work)
 						    delayed_work_enable_hpd);
 	struct v4l2_subdev *sd = &state->sd;
 
-	v4l2_dbg(2, debug, sd, "%s:\n", __func__);
+	v4l2_dbg(2, debug, sd, "%s\n", __func__);
 
 	/* Set HPD high */
 	tda1997x_manual_hpd(sd, HPD_HIGH_OTHER);
@@ -1107,7 +1107,8 @@ tda1997x_detect_std(struct tda1997x_state *state,
 	hper = io_read16(sd, REG_H_PER) & MASK_HPER;
 	hsper = io_read16(sd, REG_HS_WIDTH) & MASK_HSWIDTH;
 	v4l2_dbg(1, debug, sd, "Signal Timings: %u/%u/%u\n", vper, hper, hsper);
-	if (!vper || !hper || !hsper)
+
+	if (!state->input_detect[0] && !state->input_detect[1])
 		return -ENOLINK;
 
 	for (i = 0; v4l2_dv_timings_presets[i].bt.width; i++) {
@@ -1695,14 +1696,15 @@ static int tda1997x_query_dv_timings(struct v4l2_subdev *sd,
 				     struct v4l2_dv_timings *timings)
 {
 	struct tda1997x_state *state = to_state(sd);
+	int ret;
 
 	v4l_dbg(1, debug, state->client, "%s\n", __func__);
 	memset(timings, 0, sizeof(struct v4l2_dv_timings));
 	mutex_lock(&state->lock);
-	tda1997x_detect_std(state, timings);
+	ret = tda1997x_detect_std(state, timings);
 	mutex_unlock(&state->lock);
 
-	return 0;
+	return ret;
 }
 
 static const struct v4l2_subdev_video_ops tda1997x_video_ops = {
@@ -2233,6 +2235,7 @@ static int tda1997x_core_init(struct v4l2_subdev *sd)
 	/* get initial HDMI status */
 	state->hdmi_status = io_read(sd, REG_HDMI_FLAGS);
 
+	io_write(sd, REG_EDID_ENABLE, EDID_ENABLE_A_EN | EDID_ENABLE_B_EN);
 	return 0;
 }
 
diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
index 30c63552556d..4b16ffcaef98 100644
--- a/drivers/media/i2c/tvp5150.c
+++ b/drivers/media/i2c/tvp5150.c
@@ -964,7 +964,7 @@ static int tvp5150_enable(struct v4l2_subdev *sd)
 
 	/*
 	 * Enable the YCbCr and clock outputs. In discrete sync mode
-	 * (non-BT.656) additionally enable the the sync outputs.
+	 * (non-BT.656) additionally enable the sync outputs.
 	 */
 	switch (decoder->mbus_type) {
 	case V4L2_MBUS_PARALLEL:
diff --git a/drivers/media/mc/mc-device.c b/drivers/media/mc/mc-device.c
index 9e56d2ad6b94..cf5e459b1d96 100644
--- a/drivers/media/mc/mc-device.c
+++ b/drivers/media/mc/mc-device.c
@@ -556,7 +556,7 @@ static const struct media_file_operations media_device_fops = {
  * sysfs
  */
 
-static ssize_t show_model(struct device *cd,
+static ssize_t model_show(struct device *cd,
 			  struct device_attribute *attr, char *buf)
 {
 	struct media_devnode *devnode = to_media_devnode(cd);
@@ -565,7 +565,7 @@ static ssize_t show_model(struct device *cd,
 	return sprintf(buf, "%.*s\n", (int)sizeof(mdev->model), mdev->model);
 }
 
-static DEVICE_ATTR(model, S_IRUGO, show_model, NULL);
+static DEVICE_ATTR_RO(model);
 
 /* -----------------------------------------------------------------------------
  * Registration/unregistration
diff --git a/drivers/media/pci/ivtv/ivtv-cards.h b/drivers/media/pci/ivtv/ivtv-cards.h
index f3e2c5634962..c252733df340 100644
--- a/drivers/media/pci/ivtv/ivtv-cards.h
+++ b/drivers/media/pci/ivtv/ivtv-cards.h
@@ -78,27 +78,53 @@
 #define IVTV_PCI_ID_SONY		0x104d
 
 /* hardware flags, no gaps allowed */
-#define IVTV_HW_CX25840			(1 << 0)
-#define IVTV_HW_SAA7115			(1 << 1)
-#define IVTV_HW_SAA7127			(1 << 2)
-#define IVTV_HW_MSP34XX			(1 << 3)
-#define IVTV_HW_TUNER			(1 << 4)
-#define IVTV_HW_WM8775			(1 << 5)
-#define IVTV_HW_CS53L32A		(1 << 6)
-#define IVTV_HW_TVEEPROM		(1 << 7)
-#define IVTV_HW_SAA7114			(1 << 8)
-#define IVTV_HW_UPD64031A		(1 << 9)
-#define IVTV_HW_UPD6408X		(1 << 10)
-#define IVTV_HW_SAA717X			(1 << 11)
-#define IVTV_HW_WM8739			(1 << 12)
-#define IVTV_HW_VP27SMPX		(1 << 13)
-#define IVTV_HW_M52790			(1 << 14)
-#define IVTV_HW_GPIO			(1 << 15)
-#define IVTV_HW_I2C_IR_RX_AVER		(1 << 16)
-#define IVTV_HW_I2C_IR_RX_HAUP_EXT	(1 << 17) /* External before internal */
-#define IVTV_HW_I2C_IR_RX_HAUP_INT	(1 << 18)
-#define IVTV_HW_Z8F0811_IR_HAUP		(1 << 19)
-#define IVTV_HW_I2C_IR_RX_ADAPTEC	(1 << 20)
+enum ivtv_hw_bits {
+	IVTV_HW_BIT_CX25840,
+	IVTV_HW_BIT_SAA7115,
+	IVTV_HW_BIT_SAA7127,
+	IVTV_HW_BIT_MSP34XX,
+	IVTV_HW_BIT_TUNER,
+	IVTV_HW_BIT_WM8775,
+	IVTV_HW_BIT_CS53L32A,
+	IVTV_HW_BIT_TVEEPROM,
+	IVTV_HW_BIT_SAA7114,
+	IVTV_HW_BIT_UPD64031A,
+	IVTV_HW_BIT_UPD6408X,
+	IVTV_HW_BIT_SAA717X,
+	IVTV_HW_BIT_WM8739,
+	IVTV_HW_BIT_VP27SMPX,
+	IVTV_HW_BIT_M52790,
+	IVTV_HW_BIT_GPIO,
+	IVTV_HW_BIT_I2C_IR_RX_AVER,
+	IVTV_HW_BIT_I2C_IR_RX_HAUP_EXT,		 /* External before internal */
+	IVTV_HW_BIT_I2C_IR_RX_HAUP_INT,
+	IVTV_HW_BIT_Z8F0811_IR_HAUP,
+	IVTV_HW_BIT_I2C_IR_RX_ADAPTEC,
+
+	IVTV_HW_MAX_BITS	/* Should be the last one */
+};
+
+#define IVTV_HW_CX25840			BIT(IVTV_HW_BIT_CX25840)
+#define IVTV_HW_SAA7115			BIT(IVTV_HW_BIT_SAA7115)
+#define IVTV_HW_SAA7127			BIT(IVTV_HW_BIT_SAA7127)
+#define IVTV_HW_MSP34XX			BIT(IVTV_HW_BIT_MSP34XX)
+#define IVTV_HW_TUNER			BIT(IVTV_HW_BIT_TUNER)
+#define IVTV_HW_WM8775			BIT(IVTV_HW_BIT_WM8775)
+#define IVTV_HW_CS53L32A		BIT(IVTV_HW_BIT_CS53L32A)
+#define IVTV_HW_TVEEPROM		BIT(IVTV_HW_BIT_TVEEPROM)
+#define IVTV_HW_SAA7114			BIT(IVTV_HW_BIT_SAA7114)
+#define IVTV_HW_UPD64031A		BIT(IVTV_HW_BIT_UPD64031A)
+#define IVTV_HW_UPD6408X		BIT(IVTV_HW_BIT_UPD6408X)
+#define IVTV_HW_SAA717X			BIT(IVTV_HW_BIT_SAA717X)
+#define IVTV_HW_WM8739			BIT(IVTV_HW_BIT_WM8739)
+#define IVTV_HW_VP27SMPX		BIT(IVTV_HW_BIT_VP27SMPX)
+#define IVTV_HW_M52790			BIT(IVTV_HW_BIT_M52790)
+#define IVTV_HW_GPIO			BIT(IVTV_HW_BIT_GPIO)
+#define IVTV_HW_I2C_IR_RX_AVER		BIT(IVTV_HW_BIT_I2C_IR_RX_AVER)
+#define IVTV_HW_I2C_IR_RX_HAUP_EXT	BIT(IVTV_HW_BIT_I2C_IR_RX_HAUP_EXT)
+#define IVTV_HW_I2C_IR_RX_HAUP_INT	BIT(IVTV_HW_BIT_I2C_IR_RX_HAUP_INT)
+#define IVTV_HW_Z8F0811_IR_HAUP		BIT(IVTV_HW_BIT_Z8F0811_IR_HAUP)
+#define IVTV_HW_I2C_IR_RX_ADAPTEC	BIT(IVTV_HW_BIT_I2C_IR_RX_ADAPTEC)
 
 #define IVTV_HW_SAA711X   (IVTV_HW_SAA7115 | IVTV_HW_SAA7114)
 
diff --git a/drivers/media/pci/ivtv/ivtv-i2c.c b/drivers/media/pci/ivtv/ivtv-i2c.c
index 982045c4eea8..c052c57c6dce 100644
--- a/drivers/media/pci/ivtv/ivtv-i2c.c
+++ b/drivers/media/pci/ivtv/ivtv-i2c.c
@@ -85,7 +85,7 @@
 #define IVTV_ADAPTEC_IR_ADDR		0x6b
 
 /* This array should match the IVTV_HW_ defines */
-static const u8 hw_addrs[] = {
+static const u8 hw_addrs[IVTV_HW_MAX_BITS] = {
 	IVTV_CX25840_I2C_ADDR,
 	IVTV_SAA7115_I2C_ADDR,
 	IVTV_SAA7127_I2C_ADDR,
@@ -110,7 +110,7 @@ static const u8 hw_addrs[] = {
 };
 
 /* This array should match the IVTV_HW_ defines */
-static const char * const hw_devicenames[] = {
+static const char * const hw_devicenames[IVTV_HW_MAX_BITS] = {
 	"cx25840",
 	"saa7115",
 	"saa7127_auto",	/* saa7127 or saa7129 */
@@ -240,10 +240,16 @@ void ivtv_i2c_new_ir_legacy(struct ivtv *itv)
 
 int ivtv_i2c_register(struct ivtv *itv, unsigned idx)
 {
-	struct v4l2_subdev *sd;
 	struct i2c_adapter *adap = &itv->i2c_adap;
-	const char *type = hw_devicenames[idx];
-	u32 hw = 1 << idx;
+	struct v4l2_subdev *sd;
+	const char *type;
+	u32 hw;
+
+	if (idx >= IVTV_HW_MAX_BITS)
+		return -ENODEV;
+
+	type = hw_devicenames[idx];
+	hw = 1 << idx;
 
 	if (hw == IVTV_HW_TUNER) {
 		/* special tuner handling */
diff --git a/drivers/media/pci/saa7134/saa7134-alsa.c b/drivers/media/pci/saa7134/saa7134-alsa.c
index 7a1fb067b0e0..fb24d2ed3621 100644
--- a/drivers/media/pci/saa7134/saa7134-alsa.c
+++ b/drivers/media/pci/saa7134/saa7134-alsa.c
@@ -1215,15 +1215,13 @@ static int alsa_device_exit(struct saa7134_dev *dev)
 static int saa7134_alsa_init(void)
 {
 	struct saa7134_dev *dev = NULL;
-	struct list_head *list;
 
 	saa7134_dmasound_init = alsa_device_init;
 	saa7134_dmasound_exit = alsa_device_exit;
 
 	pr_info("saa7134 ALSA driver for DMA sound loaded\n");
 
-	list_for_each(list,&saa7134_devlist) {
-		dev = list_entry(list, struct saa7134_dev, devlist);
+	list_for_each_entry(dev, &saa7134_devlist, devlist) {
 		if (dev->pci->device == PCI_DEVICE_ID_PHILIPS_SAA7130)
 			pr_info("%s/alsa: %s doesn't support digital audio\n",
 				dev->name, saa7134_boards[dev->board].name);
diff --git a/drivers/media/pci/saa7134/saa7134-core.c b/drivers/media/pci/saa7134/saa7134-core.c
index 47158ab3956b..96328b0af164 100644
--- a/drivers/media/pci/saa7134/saa7134-core.c
+++ b/drivers/media/pci/saa7134/saa7134-core.c
@@ -223,7 +223,8 @@ int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt)
 	__le32       *cpu;
 	dma_addr_t   dma_addr = 0;
 
-	cpu = pci_alloc_consistent(pci, SAA7134_PGTABLE_SIZE, &dma_addr);
+	cpu = dma_alloc_coherent(&pci->dev, SAA7134_PGTABLE_SIZE, &dma_addr,
+				 GFP_KERNEL);
 	if (NULL == cpu)
 		return -ENOMEM;
 	pt->size = SAA7134_PGTABLE_SIZE;
@@ -254,7 +255,7 @@ void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt)
 {
 	if (NULL == pt->cpu)
 		return;
-	pci_free_consistent(pci, pt->size, pt->cpu, pt->dma);
+	dma_free_coherent(&pci->dev, pt->size, pt->cpu, pt->dma);
 	pt->cpu = NULL;
 }
 
@@ -1092,7 +1093,7 @@ static int saa7134_initdev(struct pci_dev *pci_dev,
 		dev->pci_lat,
 		(unsigned long long)pci_resource_start(pci_dev, 0));
 	pci_set_master(pci_dev);
-	err = pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32));
+	err = dma_set_mask(&pci_dev->dev, DMA_BIT_MASK(32));
 	if (err) {
 		pr_warn("%s: Oops: no 32bit PCI DMA ???\n", dev->name);
 		goto err_v4l2_unregister;
diff --git a/drivers/media/pci/saa7164/saa7164-cmd.c b/drivers/media/pci/saa7164/saa7164-cmd.c
index 716162055fb7..a65d810ce212 100644
--- a/drivers/media/pci/saa7164/saa7164-cmd.c
+++ b/drivers/media/pci/saa7164/saa7164-cmd.c
@@ -549,9 +549,6 @@ int saa7164_cmd_send(struct saa7164_dev *dev, u8 id, enum tmComResCmd command,
 		/* See of other commands are on the bus */
 		if (saa7164_cmd_dequeue(dev) != SAA_OK)
 			printk(KERN_ERR "dequeue(3) failed\n");
-
-		continue;
-
 	} /* (loop) */
 
 	/* Release the sequence number allocation */
diff --git a/drivers/media/pci/tw5864/tw5864-reg.h b/drivers/media/pci/tw5864/tw5864-reg.h
index a26a439c4dc0..25d4a9a6cc6b 100644
--- a/drivers/media/pci/tw5864/tw5864-reg.h
+++ b/drivers/media/pci/tw5864/tw5864-reg.h
@@ -663,7 +663,7 @@
 #define TW5864_SYNC 0x8008
 /* Define controls in register TW5864_SYNC */
 /*
- * 0 vlc stream to syncrous port
+ * 0 vlc stream to synchronous port
  * 1 vlc stream to ddr buffers
  */
 #define TW5864_SYNC_CFG BIT(7)
diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
index 925aa80a139b..b66f1d174e9d 100644
--- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c
+++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
@@ -255,6 +255,23 @@ static void isc_sama5d2_config_rlp(struct isc_device *isc)
 	struct regmap *regmap = isc->regmap;
 	u32 rlp_mode = isc->config.rlp_cfg_mode;
 
+	/*
+	 * In sama5d2, the YUV planar modes and the YUYV modes are treated
+	 * in the same way in RLP register.
+	 * Normally, YYCC mode should be Luma(n) - Color B(n) - Color R (n)
+	 * and YCYC should be Luma(n + 1) - Color B (n) - Luma (n) - Color R (n)
+	 * but in sama5d2, the YCYC mode does not exist, and YYCC must be
+	 * selected for both planar and interleaved modes, as in fact
+	 * both modes are supported.
+	 *
+	 * Thus, if the YCYC mode is selected, replace it with the
+	 * sama5d2-compliant mode which is YYCC .
+	 */
+	if ((rlp_mode & ISC_RLP_CFG_MODE_YCYC) == ISC_RLP_CFG_MODE_YCYC) {
+		rlp_mode &= ~ISC_RLP_CFG_MODE_MASK;
+		rlp_mode |= ISC_RLP_CFG_MODE_YYCC;
+	}
+
 	regmap_update_bits(regmap, ISC_RLP_CFG + isc->offsets.rlp,
 			   ISC_RLP_CFG_MODE_MASK, rlp_mode);
 }
diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c
index 2f42808c43a4..c484c008ab02 100644
--- a/drivers/media/platform/coda/coda-bit.c
+++ b/drivers/media/platform/coda/coda-bit.c
@@ -2053,17 +2053,25 @@ static int __coda_start_decoding(struct coda_ctx *ctx)
 	u32 src_fourcc, dst_fourcc;
 	int ret;
 
+	q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT);
+	q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE);
+	src_fourcc = q_data_src->fourcc;
+	dst_fourcc = q_data_dst->fourcc;
+
 	if (!ctx->initialized) {
 		ret = __coda_decoder_seq_init(ctx);
 		if (ret < 0)
 			return ret;
+	} else {
+		ctx->frame_mem_ctrl &= ~(CODA_FRAME_CHROMA_INTERLEAVE | (0x3 << 9) |
+					 CODA9_FRAME_TILED2LINEAR);
+		if (dst_fourcc == V4L2_PIX_FMT_NV12 || dst_fourcc == V4L2_PIX_FMT_YUYV)
+			ctx->frame_mem_ctrl |= CODA_FRAME_CHROMA_INTERLEAVE;
+		if (ctx->tiled_map_type == GDI_TILED_FRAME_MB_RASTER_MAP)
+			ctx->frame_mem_ctrl |= (0x3 << 9) |
+				((ctx->use_vdoa) ? 0 : CODA9_FRAME_TILED2LINEAR);
 	}
 
-	q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT);
-	q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE);
-	src_fourcc = q_data_src->fourcc;
-	dst_fourcc = q_data_dst->fourcc;
-
 	coda_write(dev, ctx->parabuf.paddr, CODA_REG_BIT_PARA_BUF_ADDR);
 
 	ret = coda_alloc_framebuffers(ctx, q_data_dst, src_fourcc);
diff --git a/drivers/media/platform/davinci/vpfe_capture.c b/drivers/media/platform/davinci/vpfe_capture.c
index f9f7dd17c57c..0a2226b321d7 100644
--- a/drivers/media/platform/davinci/vpfe_capture.c
+++ b/drivers/media/platform/davinci/vpfe_capture.c
@@ -189,7 +189,7 @@ int vpfe_register_ccdc_device(const struct ccdc_hw_device *dev)
 	if (!ccdc_cfg) {
 		/*
 		 * TODO. Will this ever happen? if so, we need to fix it.
-		 * Proabably we need to add the request to a linked list and
+		 * Probably we need to add the request to a linked list and
 		 * walk through it during vpfe probe
 		 */
 		printk(KERN_ERR "vpfe capture not initialized\n");
diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c
index 3b8a24bb724c..fa648721eaab 100644
--- a/drivers/media/platform/exynos4-is/media-dev.c
+++ b/drivers/media/platform/exynos4-is/media-dev.c
@@ -1238,8 +1238,8 @@ static const struct media_device_ops fimc_md_ops = {
 	.link_notify = fimc_md_link_notify,
 };
 
-static ssize_t fimc_md_sysfs_show(struct device *dev,
-				  struct device_attribute *attr, char *buf)
+static ssize_t subdev_conf_mode_show(struct device *dev,
+				     struct device_attribute *attr, char *buf)
 {
 	struct fimc_md *fmd = dev_get_drvdata(dev);
 
@@ -1249,9 +1249,9 @@ static ssize_t fimc_md_sysfs_show(struct device *dev,
 	return strscpy(buf, "V4L2 video node only API (vid-dev)\n", PAGE_SIZE);
 }
 
-static ssize_t fimc_md_sysfs_store(struct device *dev,
-				   struct device_attribute *attr,
-				   const char *buf, size_t count)
+static ssize_t subdev_conf_mode_store(struct device *dev,
+				      struct device_attribute *attr,
+				      const char *buf, size_t count)
 {
 	struct fimc_md *fmd = dev_get_drvdata(dev);
 	bool subdev_api;
@@ -1278,8 +1278,7 @@ static ssize_t fimc_md_sysfs_store(struct device *dev,
  *  sub-dev - for media controller API, subdevs must be configured in user
  *  space before starting streaming.
  */
-static DEVICE_ATTR(subdev_conf_mode, S_IWUSR | S_IRUGO,
-		   fimc_md_sysfs_show, fimc_md_sysfs_store);
+static DEVICE_ATTR_RW(subdev_conf_mode);
 
 static int cam_clk_prepare(struct clk_hw *hw)
 {
diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c
index 070a0f3fc337..58f9463f3b8c 100644
--- a/drivers/media/platform/marvell-ccic/mcam-core.c
+++ b/drivers/media/platform/marvell-ccic/mcam-core.c
@@ -692,7 +692,7 @@ static void mcam_dma_sg_done(struct mcam_camera *cam, int frame)
  * Scatter/gather mode requires stopping the controller between
  * frames so we can put in a new DMA descriptor array.  If no new
  * buffer exists at frame completion, the controller is left stopped;
- * this function is charged with gettig things going again.
+ * this function is charged with getting things going again.
  */
 static void mcam_sg_restart(struct mcam_camera *cam)
 {
diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
index 53025c8c7531..20f59c59ff8a 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -2037,8 +2037,10 @@ static int isp_subdev_notifier_complete(struct v4l2_async_notifier *async)
 	mutex_lock(&isp->media_dev.graph_mutex);
 
 	ret = media_entity_enum_init(&isp->crashed, &isp->media_dev);
-	if (ret)
+	if (ret) {
+		mutex_unlock(&isp->media_dev.graph_mutex);
 		return ret;
+	}
 
 	list_for_each_entry(sd, &v4l2_dev->subdevs, list) {
 		if (sd->notifier != &isp->notifier)
diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h
index 8df2d497d706..5ec851115eca 100644
--- a/drivers/media/platform/qcom/venus/core.h
+++ b/drivers/media/platform/qcom/venus/core.h
@@ -234,6 +234,7 @@ struct venc_controls {
 	u32 h264_loop_filter_mode;
 	s32 h264_loop_filter_alpha;
 	s32 h264_loop_filter_beta;
+	u32 h264_8x8_transform;
 
 	u32 hevc_i_qp;
 	u32 hevc_p_qp;
@@ -256,6 +257,7 @@ struct venc_controls {
 
 	u32 header_mode;
 	bool aud_enable;
+	u32 intra_refresh_period;
 
 	struct {
 		u32 h264;
diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
index 1fe6d463dc99..8012f5c7bf34 100644
--- a/drivers/media/platform/qcom/venus/helpers.c
+++ b/drivers/media/platform/qcom/venus/helpers.c
@@ -1137,6 +1137,9 @@ int venus_helper_set_format_constraints(struct venus_inst *inst)
 	if (!IS_V6(inst->core))
 		return 0;
 
+	if (inst->opb_fmt == HFI_COLOR_FORMAT_NV12_UBWC)
+		return 0;
+
 	pconstraint.buffer_type = HFI_BUFFER_OUTPUT2;
 	pconstraint.num_planes = 2;
 	pconstraint.plane_format[0].stride_multiples = 128;
diff --git a/drivers/media/platform/qcom/venus/hfi_cmds.c b/drivers/media/platform/qcom/venus/hfi_cmds.c
index f51024786991..60f4b8e4b8d0 100644
--- a/drivers/media/platform/qcom/venus/hfi_cmds.c
+++ b/drivers/media/platform/qcom/venus/hfi_cmds.c
@@ -1239,6 +1239,14 @@ pkt_session_set_property_4xx(struct hfi_session_set_property_pkt *pkt,
 		break;
 	}
 
+	case HFI_PROPERTY_PARAM_VENC_H264_TRANSFORM_8X8: {
+		struct hfi_h264_8x8_transform *in = pdata, *tm = prop_data;
+
+		tm->enable_type = in->enable_type;
+		pkt->shdr.hdr.size += sizeof(u32) + sizeof(*tm);
+		break;
+	}
+
 	case HFI_PROPERTY_CONFIG_VENC_MAX_BITRATE:
 	case HFI_PROPERTY_CONFIG_VDEC_POST_LOOP_DEBLOCKER:
 	case HFI_PROPERTY_PARAM_BUFFER_ALLOC_MODE:
diff --git a/drivers/media/platform/qcom/venus/hfi_helper.h b/drivers/media/platform/qcom/venus/hfi_helper.h
index b0a9beb4163c..bec4feb63ceb 100644
--- a/drivers/media/platform/qcom/venus/hfi_helper.h
+++ b/drivers/media/platform/qcom/venus/hfi_helper.h
@@ -507,6 +507,7 @@
 #define HFI_PROPERTY_PARAM_VENC_MAX_NUM_B_FRAMES		0x2005020
 #define HFI_PROPERTY_PARAM_VENC_H264_VUI_BITSTREAM_RESTRC	0x2005021
 #define HFI_PROPERTY_PARAM_VENC_PRESERVE_TEXT_QUALITY		0x2005023
+#define HFI_PROPERTY_PARAM_VENC_H264_TRANSFORM_8X8			0x2005025
 #define HFI_PROPERTY_PARAM_VENC_HIER_P_MAX_NUM_ENH_LAYER	0x2005026
 #define HFI_PROPERTY_PARAM_VENC_DISABLE_RC_TIMESTAMP		0x2005027
 #define HFI_PROPERTY_PARAM_VENC_INITIAL_QP			0x2005028
@@ -562,6 +563,10 @@ struct hfi_bitrate {
 	u32 layer_id;
 };
 
+struct hfi_h264_8x8_transform {
+	u32 enable_type;
+};
+
 #define HFI_CAPABILITY_FRAME_WIDTH			0x01
 #define HFI_CAPABILITY_FRAME_HEIGHT			0x02
 #define HFI_CAPABILITY_MBS_PER_FRAME			0x03
diff --git a/drivers/media/platform/qcom/venus/hfi_msgs.c b/drivers/media/platform/qcom/venus/hfi_msgs.c
index d9fde66f6fa8..9a2bdb002edc 100644
--- a/drivers/media/platform/qcom/venus/hfi_msgs.c
+++ b/drivers/media/platform/qcom/venus/hfi_msgs.c
@@ -261,7 +261,7 @@ sys_get_prop_image_version(struct device *dev,
 
 	smem_tbl_ptr = qcom_smem_get(QCOM_SMEM_HOST_ANY,
 		SMEM_IMG_VER_TBL, &smem_blk_sz);
-	if (smem_tbl_ptr && smem_blk_sz >= SMEM_IMG_OFFSET_VENUS + VER_STR_SZ)
+	if (!IS_ERR(smem_tbl_ptr) && smem_blk_sz >= SMEM_IMG_OFFSET_VENUS + VER_STR_SZ)
 		memcpy(smem_tbl_ptr + SMEM_IMG_OFFSET_VENUS,
 		       img_ver, VER_STR_SZ);
 }
diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
index 8dd49d4f124c..bc1c42dd53c0 100644
--- a/drivers/media/platform/qcom/venus/venc.c
+++ b/drivers/media/platform/qcom/venus/venc.c
@@ -183,6 +183,8 @@ venc_try_fmt_common(struct venus_inst *inst, struct v4l2_format *f)
 		else
 			return NULL;
 		fmt = find_format(inst, pixmp->pixelformat, f->type);
+		if (!fmt)
+			return NULL;
 	}
 
 	pixmp->width = clamp(pixmp->width, frame_width_min(inst),
@@ -547,6 +549,7 @@ static int venc_set_properties(struct venus_inst *inst)
 	struct hfi_quantization_range quant_range;
 	struct hfi_enable en;
 	struct hfi_ltr_mode ltr_mode;
+	struct hfi_intra_refresh intra_refresh = {};
 	u32 ptype, rate_control, bitrate;
 	u32 profile, level;
 	int ret;
@@ -567,6 +570,7 @@ static int venc_set_properties(struct venus_inst *inst)
 		struct hfi_h264_vui_timing_info info;
 		struct hfi_h264_entropy_control entropy;
 		struct hfi_h264_db_control deblock;
+		struct hfi_h264_8x8_transform h264_transform;
 
 		ptype = HFI_PROPERTY_PARAM_VENC_H264_VUI_TIMING_INFO;
 		info.enable = 1;
@@ -597,6 +601,17 @@ static int venc_set_properties(struct venus_inst *inst)
 		ret = hfi_session_set_property(inst, ptype, &deblock);
 		if (ret)
 			return ret;
+
+		ptype = HFI_PROPERTY_PARAM_VENC_H264_TRANSFORM_8X8;
+		h264_transform.enable_type = 0;
+		if (ctr->profile.h264 == HFI_H264_PROFILE_HIGH ||
+		    ctr->profile.h264 == HFI_H264_PROFILE_CONSTRAINED_HIGH)
+			h264_transform.enable_type = ctr->h264_8x8_transform;
+
+		ret = hfi_session_set_property(inst, ptype, &h264_transform);
+		if (ret)
+			return ret;
+
 	}
 
 	if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H264 ||
@@ -802,6 +817,31 @@ static int venc_set_properties(struct venus_inst *inst)
 			en.enable = 1;
 
 		ret = hfi_session_set_property(inst, ptype, &en);
+	}
+
+	if ((inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H264 ||
+	     inst->fmt_cap->pixfmt == V4L2_PIX_FMT_HEVC) &&
+	    (rate_control == HFI_RATE_CONTROL_CBR_VFR ||
+	     rate_control == HFI_RATE_CONTROL_CBR_CFR)) {
+		intra_refresh.mode = HFI_INTRA_REFRESH_NONE;
+		intra_refresh.cir_mbs = 0;
+
+		if (ctr->intra_refresh_period) {
+			u32 mbs;
+
+			mbs = ALIGN(inst->width, 16) * ALIGN(inst->height, 16);
+			mbs /= 16 * 16;
+			if (mbs % ctr->intra_refresh_period)
+				mbs++;
+			mbs /= ctr->intra_refresh_period;
+
+			intra_refresh.mode = HFI_INTRA_REFRESH_RANDOM;
+			intra_refresh.cir_mbs = mbs;
+		}
+
+		ptype = HFI_PROPERTY_PARAM_VENC_INTRA_REFRESH;
+
+		ret = hfi_session_set_property(inst, ptype, &intra_refresh);
 		if (ret)
 			return ret;
 	}
diff --git a/drivers/media/platform/qcom/venus/venc_ctrls.c b/drivers/media/platform/qcom/venus/venc_ctrls.c
index 637c92f6c5be..1ada42df314d 100644
--- a/drivers/media/platform/qcom/venus/venc_ctrls.c
+++ b/drivers/media/platform/qcom/venus/venc_ctrls.c
@@ -17,7 +17,6 @@
 #define SLICE_BYTE_SIZE_MAX	1024
 #define SLICE_BYTE_SIZE_MIN	1024
 #define SLICE_MB_SIZE_MAX	300
-#define INTRA_REFRESH_MBS_MAX	300
 #define AT_SLICE_BOUNDARY	\
 	V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY
 #define MAX_LTR_FRAME_COUNT 4
@@ -227,8 +226,6 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
 		}
 		mutex_unlock(&inst->lock);
 		break;
-	case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:
-		break;
 	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
 		ret = venc_calc_bpframes(ctrl->val, ctr->num_b_frames, &bframes,
 					 &ctr->num_p_frames);
@@ -319,6 +316,28 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
 	case V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY:
 		ctr->mastering = *ctrl->p_new.p_hdr10_mastering;
 		break;
+	case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD:
+		ctr->intra_refresh_period = ctrl->val;
+		break;
+	case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM:
+		if (ctr->profile.h264 != HFI_H264_PROFILE_HIGH &&
+		    ctr->profile.h264 != HFI_H264_PROFILE_CONSTRAINED_HIGH)
+			return -EINVAL;
+
+		/*
+		 * In video firmware, 8x8 transform is supported only for
+		 * high profile(HP) and constrained high profile(CHP).
+		 * If client wants to disable 8x8 transform for HP/CHP,
+		 * it is better to set profile as main profile(MP).
+		 * Because there is no difference between HP and MP
+		 * if we disable 8x8 transform for HP.
+		 */
+
+		if (ctrl->val == 0)
+			return -EINVAL;
+
+		ctr->h264_8x8_transform = ctrl->val;
+		break;
 	default:
 		return -EINVAL;
 	}
@@ -334,7 +353,7 @@ int venc_ctrl_init(struct venus_inst *inst)
 {
 	int ret;
 
-	ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 57);
+	ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 58);
 	if (ret)
 		return ret;
 
@@ -438,6 +457,9 @@ int venc_ctrl_init(struct venus_inst *inst)
 			  V4L2_CID_MPEG_VIDEO_H264_I_FRAME_MIN_QP, 1, 51, 1, 1);
 
 	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+			  V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM, 0, 1, 1, 0);
+
+	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 			  V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MIN_QP, 1, 51, 1, 1);
 
 	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
@@ -503,10 +525,6 @@ int venc_ctrl_init(struct venus_inst *inst)
 		V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA, -6, 6, 1, 0);
 
 	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
-		V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB,
-		0, INTRA_REFRESH_MBS_MAX, 1, 0);
-
-	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 		V4L2_CID_MPEG_VIDEO_GOP_SIZE, 0, (1 << 16) - 1, 1, 30);
 
 	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
@@ -564,6 +582,10 @@ int venc_ctrl_init(struct venus_inst *inst)
 				   V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY,
 				   v4l2_ctrl_ptr_create(NULL));
 
+	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+			  V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD, 0,
+			  ((4096 * 2304) >> 8), 1, 0);
+
 	ret = inst->ctrl_handler.error;
 	if (ret)
 		goto err;
diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c
index cca15a10c0b3..0d141155f0e3 100644
--- a/drivers/media/platform/rcar-vin/rcar-v4l2.c
+++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c
@@ -253,8 +253,8 @@ static int rvin_try_format(struct rvin_dev *vin, u32 which,
 	int ret;
 
 	sd_state = v4l2_subdev_alloc_state(sd);
-	if (sd_state == NULL)
-		return -ENOMEM;
+	if (IS_ERR(sd_state))
+		return PTR_ERR(sd_state);
 
 	if (!rvin_format_from_pixel(vin, pix->pixelformat))
 		pix->pixelformat = RVIN_DEFAULT_FORMAT;
diff --git a/drivers/media/platform/rockchip/rga/rga.c b/drivers/media/platform/rockchip/rga/rga.c
index bf3fd71ec3af..6759091b15e0 100644
--- a/drivers/media/platform/rockchip/rga/rga.c
+++ b/drivers/media/platform/rockchip/rga/rga.c
@@ -863,12 +863,12 @@ static int rga_probe(struct platform_device *pdev)
 	if (IS_ERR(rga->m2m_dev)) {
 		v4l2_err(&rga->v4l2_dev, "Failed to init mem2mem device\n");
 		ret = PTR_ERR(rga->m2m_dev);
-		goto unreg_video_dev;
+		goto rel_vdev;
 	}
 
 	ret = pm_runtime_resume_and_get(rga->dev);
 	if (ret < 0)
-		goto unreg_video_dev;
+		goto rel_vdev;
 
 	rga->version.major = (rga_read(rga, RGA_VERSION_INFO) >> 24) & 0xFF;
 	rga->version.minor = (rga_read(rga, RGA_VERSION_INFO) >> 20) & 0x0F;
@@ -882,11 +882,23 @@ static int rga_probe(struct platform_device *pdev)
 	rga->cmdbuf_virt = dma_alloc_attrs(rga->dev, RGA_CMDBUF_SIZE,
 					   &rga->cmdbuf_phy, GFP_KERNEL,
 					   DMA_ATTR_WRITE_COMBINE);
+	if (!rga->cmdbuf_virt) {
+		ret = -ENOMEM;
+		goto rel_vdev;
+	}
 
 	rga->src_mmu_pages =
 		(unsigned int *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, 3);
+	if (!rga->src_mmu_pages) {
+		ret = -ENOMEM;
+		goto free_dma;
+	}
 	rga->dst_mmu_pages =
 		(unsigned int *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, 3);
+	if (rga->dst_mmu_pages) {
+		ret = -ENOMEM;
+		goto free_src_pages;
+	}
 
 	def_frame.stride = (def_frame.width * def_frame.fmt->depth) >> 3;
 	def_frame.size = def_frame.stride * def_frame.height;
@@ -894,7 +906,7 @@ static int rga_probe(struct platform_device *pdev)
 	ret = video_register_device(vfd, VFL_TYPE_VIDEO, -1);
 	if (ret) {
 		v4l2_err(&rga->v4l2_dev, "Failed to register video device\n");
-		goto rel_vdev;
+		goto free_dst_pages;
 	}
 
 	v4l2_info(&rga->v4l2_dev, "Registered %s as /dev/%s\n",
@@ -902,10 +914,15 @@ static int rga_probe(struct platform_device *pdev)
 
 	return 0;
 
+free_dst_pages:
+	free_pages((unsigned long)rga->dst_mmu_pages, 3);
+free_src_pages:
+	free_pages((unsigned long)rga->src_mmu_pages, 3);
+free_dma:
+	dma_free_attrs(rga->dev, RGA_CMDBUF_SIZE, rga->cmdbuf_virt,
+		       rga->cmdbuf_phy, DMA_ATTR_WRITE_COMBINE);
 rel_vdev:
 	video_device_release(vfd);
-unreg_video_dev:
-	video_unregister_device(rga->vfd);
 unreg_v4l2_dev:
 	v4l2_device_unregister(&rga->v4l2_dev);
 err_put_clk:
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
index 60cd2200e7ae..41988eb0ec0a 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
@@ -750,7 +750,7 @@ static int rkisp1_vb2_queue_setup(struct vb2_queue *queue,
 	return 0;
 }
 
-static void rkisp1_vb2_buf_queue(struct vb2_buffer *vb)
+static int rkisp1_vb2_buf_init(struct vb2_buffer *vb)
 {
 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
 	struct rkisp1_buffer *ispbuf =
@@ -780,6 +780,15 @@ static void rkisp1_vb2_buf_queue(struct vb2_buffer *vb)
 	if (cap->pix.info->comp_planes == 3 && cap->pix.cfg->uv_swap)
 		swap(ispbuf->buff_addr[RKISP1_PLANE_CR],
 		     ispbuf->buff_addr[RKISP1_PLANE_CB]);
+	return 0;
+}
+
+static void rkisp1_vb2_buf_queue(struct vb2_buffer *vb)
+{
+	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+	struct rkisp1_buffer *ispbuf =
+		container_of(vbuf, struct rkisp1_buffer, vb);
+	struct rkisp1_capture *cap = vb->vb2_queue->drv_priv;
 
 	spin_lock_irq(&cap->buf.lock);
 	list_add_tail(&ispbuf->queue, &cap->buf.queue);
@@ -1039,6 +1048,7 @@ err_ret_buffers:
 
 static const struct vb2_ops rkisp1_vb2_ops = {
 	.queue_setup = rkisp1_vb2_queue_setup,
+	.buf_init = rkisp1_vb2_buf_init,
 	.buf_queue = rkisp1_vb2_buf_queue,
 	.buf_prepare = rkisp1_vb2_buf_prepare,
 	.wait_prepare = vb2_ops_wait_prepare,
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h
index 038c303a8aed..bb73f4e17b66 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h
@@ -156,15 +156,11 @@ struct rkisp1_vdev_node {
  * @vb:		vb2 buffer
  * @queue:	entry of the buffer in the queue
  * @buff_addr:	dma addresses of each plane, used only by the capture devices: selfpath, mainpath
- * @vaddr:	virtual address for buffers used by params and stats devices
  */
 struct rkisp1_buffer {
 	struct vb2_v4l2_buffer vb;
 	struct list_head queue;
-	union {
-		u32 buff_addr[VIDEO_MAX_PLANES];
-		void *vaddr;
-	};
+	u32 buff_addr[VIDEO_MAX_PLANES];
 };
 
 /*
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c
index 529c6e21815f..8fa5b0abf1f9 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c
@@ -1143,7 +1143,7 @@ static void rkisp1_params_apply_params_cfg(struct rkisp1_params *params,
 	cur_buf = list_first_entry(&params->params,
 				   struct rkisp1_buffer, queue);
 
-	new_params = (struct rkisp1_params_cfg *)(cur_buf->vaddr);
+	new_params = (struct rkisp1_params_cfg *)vb2_plane_vaddr(&cur_buf->vb.vb2_buf, 0);
 
 	rkisp1_isp_isr_other_config(params, new_params);
 	rkisp1_isp_isr_meas_config(params, new_params);
@@ -1382,7 +1382,6 @@ static void rkisp1_params_vb2_buf_queue(struct vb2_buffer *vb)
 	struct vb2_queue *vq = vb->vb2_queue;
 	struct rkisp1_params *params = vq->drv_priv;
 
-	params_buf->vaddr = vb2_plane_vaddr(vb, 0);
 	spin_lock_irq(&params->config_lock);
 	list_add_tail(&params_buf->queue, &params->params);
 	spin_unlock_irq(&params->config_lock);
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c
index c1d07a2e8839..e88bdd612d71 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c
@@ -112,7 +112,6 @@ static void rkisp1_stats_vb2_buf_queue(struct vb2_buffer *vb)
 	struct vb2_queue *vq = vb->vb2_queue;
 	struct rkisp1_stats *stats_dev = vq->drv_priv;
 
-	stats_buf->vaddr = vb2_plane_vaddr(vb, 0);
 
 	spin_lock_irq(&stats_dev->lock);
 	list_add_tail(&stats_buf->queue, &stats_dev->stat);
@@ -305,9 +304,8 @@ rkisp1_stats_send_measurement(struct rkisp1_stats *stats, u32 isp_ris)
 	if (!cur_buf)
 		return;
 
-	cur_stat_buf =
-		(struct rkisp1_stat_buffer *)(cur_buf->vaddr);
-
+	cur_stat_buf = (struct rkisp1_stat_buffer *)
+			vb2_plane_vaddr(&cur_buf->vb.vb2_buf, 0);
 	if (isp_ris & RKISP1_CIF_ISP_AWB_DONE)
 		rkisp1_stats_get_awb_meas(stats, cur_stat_buf);
 
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c
index 49503c20d320..28a06dc343fd 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c
@@ -1418,7 +1418,7 @@ static void s5p_mfc_try_run_v5(struct s5p_mfc_dev *dev)
 		if (test_and_clear_bit(0, &dev->hw_lock) == 0)
 			mfc_err("Failed to unlock hardware\n");
 
-		/* This is in deed imporant, as no operation has been
+		/* This is indeed important, as no operation has been
 		 * scheduled, reduce the clock count as no one will
 		 * ever do this, because no interrupt related to this try_run
 		 * will ever come from hardware. */
diff --git a/drivers/media/platform/sti/delta/delta-ipc.c b/drivers/media/platform/sti/delta/delta-ipc.c
index 186d88f02ecd..21d3e08e259a 100644
--- a/drivers/media/platform/sti/delta/delta-ipc.c
+++ b/drivers/media/platform/sti/delta/delta-ipc.c
@@ -175,8 +175,7 @@ int delta_ipc_open(struct delta_ctx *pctx, const char *name,
 	msg.ipc_buf_size = ipc_buf_size;
 	msg.ipc_buf_paddr = ctx->ipc_buf->paddr;
 
-	memcpy(msg.name, name, sizeof(msg.name));
-	msg.name[sizeof(msg.name) - 1] = 0;
+	strscpy(msg.name, name, sizeof(msg.name));
 
 	msg.param_size = param->size;
 	memcpy(ctx->ipc_buf->vaddr, param->data, msg.param_size);
diff --git a/drivers/media/platform/ti-vpe/cal-camerarx.c b/drivers/media/platform/ti-vpe/cal-camerarx.c
index 124a4e2bdefe..4bf7a8c2e711 100644
--- a/drivers/media/platform/ti-vpe/cal-camerarx.c
+++ b/drivers/media/platform/ti-vpe/cal-camerarx.c
@@ -45,22 +45,30 @@ static inline void camerarx_write(struct cal_camerarx *phy, u32 offset, u32 val)
  * ------------------------------------------------------------------
  */
 
-static s64 cal_camerarx_get_external_rate(struct cal_camerarx *phy)
+static s64 cal_camerarx_get_ext_link_freq(struct cal_camerarx *phy)
 {
-	struct v4l2_ctrl *ctrl;
-	s64 rate;
-
-	ctrl = v4l2_ctrl_find(phy->sensor->ctrl_handler, V4L2_CID_PIXEL_RATE);
-	if (!ctrl) {
-		phy_err(phy, "no pixel rate control in subdev: %s\n",
-			phy->sensor->name);
-		return -EPIPE;
+	struct v4l2_fwnode_bus_mipi_csi2 *mipi_csi2 = &phy->endpoint.bus.mipi_csi2;
+	u32 num_lanes = mipi_csi2->num_data_lanes;
+	const struct cal_format_info *fmtinfo;
+	u32 bpp;
+	s64 freq;
+
+	fmtinfo = cal_format_by_code(phy->formats[CAL_CAMERARX_PAD_SINK].code);
+	if (!fmtinfo)
+		return -EINVAL;
+
+	bpp = fmtinfo->bpp;
+
+	freq = v4l2_get_link_freq(phy->source->ctrl_handler, bpp, 2 * num_lanes);
+	if (freq < 0) {
+		phy_err(phy, "failed to get link freq for subdev '%s'\n",
+			phy->source->name);
+		return freq;
 	}
 
-	rate = v4l2_ctrl_g_ctrl_int64(ctrl);
-	phy_dbg(3, phy, "sensor Pixel Rate: %llu\n", rate);
+	phy_dbg(3, phy, "Source Link Freq: %llu\n", freq);
 
-	return rate;
+	return freq;
 }
 
 static void cal_camerarx_lane_config(struct cal_camerarx *phy)
@@ -116,34 +124,19 @@ void cal_camerarx_disable(struct cal_camerarx *phy)
 #define TCLK_MISS	1
 #define TCLK_SETTLE	14
 
-static void cal_camerarx_config(struct cal_camerarx *phy, s64 external_rate)
+static void cal_camerarx_config(struct cal_camerarx *phy, s64 link_freq)
 {
 	unsigned int reg0, reg1;
 	unsigned int ths_term, ths_settle;
-	unsigned int csi2_ddrclk_khz;
-	struct v4l2_fwnode_bus_mipi_csi2 *mipi_csi2 =
-			&phy->endpoint.bus.mipi_csi2;
-	u32 num_lanes = mipi_csi2->num_data_lanes;
 
 	/* DPHY timing configuration */
 
-	/*
-	 * CSI-2 is DDR and we only count used lanes.
-	 *
-	 * csi2_ddrclk_khz = external_rate / 1000
-	 *		   / (2 * num_lanes) * phy->fmtinfo->bpp;
-	 */
-	csi2_ddrclk_khz = div_s64(external_rate * phy->fmtinfo->bpp,
-				  2 * num_lanes * 1000);
-
-	phy_dbg(1, phy, "csi2_ddrclk_khz: %d\n", csi2_ddrclk_khz);
-
 	/* THS_TERM: Programmed value = floor(20 ns/DDRClk period) */
-	ths_term = 20 * csi2_ddrclk_khz / 1000000;
+	ths_term = div_s64(20 * link_freq, 1000 * 1000 * 1000);
 	phy_dbg(1, phy, "ths_term: %d (0x%02x)\n", ths_term, ths_term);
 
 	/* THS_SETTLE: Programmed value = floor(105 ns/DDRClk period) + 4 */
-	ths_settle = (105 * csi2_ddrclk_khz / 1000000) + 4;
+	ths_settle = div_s64(105 * link_freq, 1000 * 1000 * 1000) + 4;
 	phy_dbg(1, phy, "ths_settle: %d (0x%02x)\n", ths_settle, ths_settle);
 
 	reg0 = camerarx_read(phy, CAL_CSI2_PHY_REG0);
@@ -240,25 +233,42 @@ static void cal_camerarx_enable_irqs(struct cal_camerarx *phy)
 		CAL_CSI2_COMPLEXIO_IRQ_FIFO_OVR_MASK |
 		CAL_CSI2_COMPLEXIO_IRQ_SHORT_PACKET_MASK |
 		CAL_CSI2_COMPLEXIO_IRQ_ECC_NO_CORRECTION_MASK;
-
-	/* Enable CIO error IRQs. */
+	const u32 vc_err_mask =
+		CAL_CSI2_VC_IRQ_CS_IRQ_MASK(0) |
+		CAL_CSI2_VC_IRQ_CS_IRQ_MASK(1) |
+		CAL_CSI2_VC_IRQ_CS_IRQ_MASK(2) |
+		CAL_CSI2_VC_IRQ_CS_IRQ_MASK(3) |
+		CAL_CSI2_VC_IRQ_ECC_CORRECTION_IRQ_MASK(0) |
+		CAL_CSI2_VC_IRQ_ECC_CORRECTION_IRQ_MASK(1) |
+		CAL_CSI2_VC_IRQ_ECC_CORRECTION_IRQ_MASK(2) |
+		CAL_CSI2_VC_IRQ_ECC_CORRECTION_IRQ_MASK(3);
+
+	/* Enable CIO & VC error IRQs. */
 	cal_write(phy->cal, CAL_HL_IRQENABLE_SET(0),
-		  CAL_HL_IRQ_CIO_MASK(phy->instance));
+		  CAL_HL_IRQ_CIO_MASK(phy->instance) |
+		  CAL_HL_IRQ_VC_MASK(phy->instance));
 	cal_write(phy->cal, CAL_CSI2_COMPLEXIO_IRQENABLE(phy->instance),
 		  cio_err_mask);
+	cal_write(phy->cal, CAL_CSI2_VC_IRQENABLE(phy->instance),
+		  vc_err_mask);
 }
 
 static void cal_camerarx_disable_irqs(struct cal_camerarx *phy)
 {
 	/* Disable CIO error irqs */
 	cal_write(phy->cal, CAL_HL_IRQENABLE_CLR(0),
-		  CAL_HL_IRQ_CIO_MASK(phy->instance));
+		  CAL_HL_IRQ_CIO_MASK(phy->instance) |
+		  CAL_HL_IRQ_VC_MASK(phy->instance));
 	cal_write(phy->cal, CAL_CSI2_COMPLEXIO_IRQENABLE(phy->instance), 0);
+	cal_write(phy->cal, CAL_CSI2_VC_IRQENABLE(phy->instance), 0);
 }
 
 static void cal_camerarx_ppi_enable(struct cal_camerarx *phy)
 {
 	cal_write_field(phy->cal, CAL_CSI2_PPI_CTRL(phy->instance),
+			1, CAL_CSI2_PPI_CTRL_ECC_EN_MASK);
+
+	cal_write_field(phy->cal, CAL_CSI2_PPI_CTRL(phy->instance),
 			1, CAL_CSI2_PPI_CTRL_IF_EN_MASK);
 }
 
@@ -270,16 +280,21 @@ static void cal_camerarx_ppi_disable(struct cal_camerarx *phy)
 
 static int cal_camerarx_start(struct cal_camerarx *phy)
 {
-	s64 external_rate;
+	s64 link_freq;
 	u32 sscounter;
 	u32 val;
 	int ret;
 
-	external_rate = cal_camerarx_get_external_rate(phy);
-	if (external_rate < 0)
-		return external_rate;
+	if (phy->enable_count > 0) {
+		phy->enable_count++;
+		return 0;
+	}
+
+	link_freq = cal_camerarx_get_ext_link_freq(phy);
+	if (link_freq < 0)
+		return link_freq;
 
-	ret = v4l2_subdev_call(phy->sensor, core, s_power, 1);
+	ret = v4l2_subdev_call(phy->source, core, s_power, 1);
 	if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) {
 		phy_err(phy, "power on failed in subdev\n");
 		return ret;
@@ -311,7 +326,7 @@ static int cal_camerarx_start(struct cal_camerarx *phy)
 	 * 2. CSI PHY and link initialization sequence.
 	 *
 	 *    a. Deassert the CSI-2 PHY reset. Do not wait for reset completion
-	 *       at this point, as it requires the external sensor to send the
+	 *       at this point, as it requires the external source to send the
 	 *       CSI-2 HS clock.
 	 */
 	cal_write_field(phy->cal, CAL_CSI2_COMPLEXIO_CFG(phy->instance),
@@ -325,7 +340,7 @@ static int cal_camerarx_start(struct cal_camerarx *phy)
 	camerarx_read(phy, CAL_CSI2_PHY_REG0);
 
 	/* Program the PHY timing parameters. */
-	cal_camerarx_config(phy, external_rate);
+	cal_camerarx_config(phy, link_freq);
 
 	/*
 	 *    b. Assert the FORCERXMODE signal.
@@ -370,12 +385,12 @@ static int cal_camerarx_start(struct cal_camerarx *phy)
 	cal_camerarx_power(phy, true);
 
 	/*
-	 * Start the sensor to enable the CSI-2 HS clock. We can now wait for
+	 * Start the source to enable the CSI-2 HS clock. We can now wait for
 	 * CSI-2 PHY reset to complete.
 	 */
-	ret = v4l2_subdev_call(phy->sensor, video, s_stream, 1);
+	ret = v4l2_subdev_call(phy->source, video, s_stream, 1);
 	if (ret) {
-		v4l2_subdev_call(phy->sensor, core, s_power, 0);
+		v4l2_subdev_call(phy->source, core, s_power, 0);
 		cal_camerarx_disable_irqs(phy);
 		phy_err(phy, "stream on failed in subdev\n");
 		return ret;
@@ -399,14 +414,18 @@ static int cal_camerarx_start(struct cal_camerarx *phy)
 	/* Finally, enable the PHY Protocol Interface (PPI). */
 	cal_camerarx_ppi_enable(phy);
 
+	phy->enable_count++;
+
 	return 0;
 }
 
 static void cal_camerarx_stop(struct cal_camerarx *phy)
 {
-	unsigned int i;
 	int ret;
 
+	if (--phy->enable_count > 0)
+		return;
+
 	cal_camerarx_ppi_disable(phy);
 
 	cal_camerarx_disable_irqs(phy);
@@ -418,27 +437,17 @@ static void cal_camerarx_stop(struct cal_camerarx *phy)
 			CAL_CSI2_COMPLEXIO_CFG_RESET_CTRL,
 			CAL_CSI2_COMPLEXIO_CFG_RESET_CTRL_MASK);
 
-	/* Wait for power down completion */
-	for (i = 0; i < 10; i++) {
-		if (cal_read_field(phy->cal,
-				   CAL_CSI2_COMPLEXIO_CFG(phy->instance),
-				   CAL_CSI2_COMPLEXIO_CFG_RESET_DONE_MASK) ==
-		    CAL_CSI2_COMPLEXIO_CFG_RESET_DONE_RESETONGOING)
-			break;
-		usleep_range(1000, 1100);
-	}
-	phy_dbg(3, phy, "CAL_CSI2_COMPLEXIO_CFG(%d) = 0x%08x Complex IO in Reset (%d) %s\n",
+	phy_dbg(3, phy, "CAL_CSI2_COMPLEXIO_CFG(%d) = 0x%08x Complex IO in Reset\n",
 		phy->instance,
-		cal_read(phy->cal, CAL_CSI2_COMPLEXIO_CFG(phy->instance)), i,
-		(i >= 10) ? "(timeout)" : "");
+		cal_read(phy->cal, CAL_CSI2_COMPLEXIO_CFG(phy->instance)));
 
 	/* Disable the phy */
 	cal_camerarx_disable(phy);
 
-	if (v4l2_subdev_call(phy->sensor, video, s_stream, 0))
+	if (v4l2_subdev_call(phy->source, video, s_stream, 0))
 		phy_err(phy, "stream off failed in subdev\n");
 
-	ret = v4l2_subdev_call(phy->sensor, core, s_power, 0);
+	ret = v4l2_subdev_call(phy->source, core, s_power, 0);
 	if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV)
 		phy_err(phy, "power off failed in subdev\n");
 }
@@ -558,16 +567,16 @@ static int cal_camerarx_parse_dt(struct cal_camerarx *phy)
 		endpoint->bus.mipi_csi2.flags);
 
 	/* Retrieve the connected device and store it for later use. */
-	phy->sensor_ep_node = of_graph_get_remote_endpoint(ep_node);
-	phy->sensor_node = of_graph_get_port_parent(phy->sensor_ep_node);
-	if (!phy->sensor_node) {
+	phy->source_ep_node = of_graph_get_remote_endpoint(ep_node);
+	phy->source_node = of_graph_get_port_parent(phy->source_ep_node);
+	if (!phy->source_node) {
 		phy_dbg(3, phy, "Can't get remote parent\n");
-		of_node_put(phy->sensor_ep_node);
+		of_node_put(phy->source_ep_node);
 		ret = -EINVAL;
 		goto done;
 	}
 
-	phy_dbg(1, phy, "Found connected device %pOFn\n", phy->sensor_node);
+	phy_dbg(1, phy, "Found connected device %pOFn\n", phy->source_node);
 
 done:
 	of_node_put(ep_node);
@@ -602,12 +611,18 @@ cal_camerarx_get_pad_format(struct cal_camerarx *phy,
 static int cal_camerarx_sd_s_stream(struct v4l2_subdev *sd, int enable)
 {
 	struct cal_camerarx *phy = to_cal_camerarx(sd);
+	int ret = 0;
+
+	mutex_lock(&phy->mutex);
 
 	if (enable)
-		return cal_camerarx_start(phy);
+		ret = cal_camerarx_start(phy);
+	else
+		cal_camerarx_stop(phy);
 
-	cal_camerarx_stop(phy);
-	return 0;
+	mutex_unlock(&phy->mutex);
+
+	return ret;
 }
 
 static int cal_camerarx_sd_enum_mbus_code(struct v4l2_subdev *sd,
@@ -615,27 +630,36 @@ static int cal_camerarx_sd_enum_mbus_code(struct v4l2_subdev *sd,
 					  struct v4l2_subdev_mbus_code_enum *code)
 {
 	struct cal_camerarx *phy = to_cal_camerarx(sd);
+	int ret = 0;
+
+	mutex_lock(&phy->mutex);
 
 	/* No transcoding, source and sink codes must match. */
-	if (code->pad == CAL_CAMERARX_PAD_SOURCE) {
+	if (cal_rx_pad_is_source(code->pad)) {
 		struct v4l2_mbus_framefmt *fmt;
 
-		if (code->index > 0)
-			return -EINVAL;
+		if (code->index > 0) {
+			ret = -EINVAL;
+			goto out;
+		}
 
 		fmt = cal_camerarx_get_pad_format(phy, sd_state,
 						  CAL_CAMERARX_PAD_SINK,
 						  code->which);
 		code->code = fmt->code;
-		return 0;
-	}
+	} else {
+		if (code->index >= cal_num_formats) {
+			ret = -EINVAL;
+			goto out;
+		}
 
-	if (code->index >= cal_num_formats)
-		return -EINVAL;
+		code->code = cal_formats[code->index].code;
+	}
 
-	code->code = cal_formats[code->index].code;
+out:
+	mutex_unlock(&phy->mutex);
 
-	return 0;
+	return ret;
 }
 
 static int cal_camerarx_sd_enum_frame_size(struct v4l2_subdev *sd,
@@ -644,38 +668,46 @@ static int cal_camerarx_sd_enum_frame_size(struct v4l2_subdev *sd,
 {
 	struct cal_camerarx *phy = to_cal_camerarx(sd);
 	const struct cal_format_info *fmtinfo;
+	int ret = 0;
 
 	if (fse->index > 0)
 		return -EINVAL;
 
+	mutex_lock(&phy->mutex);
+
 	/* No transcoding, source and sink formats must match. */
-	if (fse->pad == CAL_CAMERARX_PAD_SOURCE) {
+	if (cal_rx_pad_is_source(fse->pad)) {
 		struct v4l2_mbus_framefmt *fmt;
 
 		fmt = cal_camerarx_get_pad_format(phy, sd_state,
 						  CAL_CAMERARX_PAD_SINK,
 						  fse->which);
-		if (fse->code != fmt->code)
-			return -EINVAL;
+		if (fse->code != fmt->code) {
+			ret = -EINVAL;
+			goto out;
+		}
 
 		fse->min_width = fmt->width;
 		fse->max_width = fmt->width;
 		fse->min_height = fmt->height;
 		fse->max_height = fmt->height;
+	} else {
+		fmtinfo = cal_format_by_code(fse->code);
+		if (!fmtinfo) {
+			ret = -EINVAL;
+			goto out;
+		}
 
-		return 0;
+		fse->min_width = CAL_MIN_WIDTH_BYTES * 8 / ALIGN(fmtinfo->bpp, 8);
+		fse->max_width = CAL_MAX_WIDTH_BYTES * 8 / ALIGN(fmtinfo->bpp, 8);
+		fse->min_height = CAL_MIN_HEIGHT_LINES;
+		fse->max_height = CAL_MAX_HEIGHT_LINES;
 	}
 
-	fmtinfo = cal_format_by_code(fse->code);
-	if (!fmtinfo)
-		return -EINVAL;
-
-	fse->min_width = CAL_MIN_WIDTH_BYTES * 8 / ALIGN(fmtinfo->bpp, 8);
-	fse->max_width = CAL_MAX_WIDTH_BYTES * 8 / ALIGN(fmtinfo->bpp, 8);
-	fse->min_height = CAL_MIN_HEIGHT_LINES;
-	fse->max_height = CAL_MAX_HEIGHT_LINES;
+out:
+	mutex_unlock(&phy->mutex);
 
-	return 0;
+	return ret;
 }
 
 static int cal_camerarx_sd_get_fmt(struct v4l2_subdev *sd,
@@ -685,10 +717,14 @@ static int cal_camerarx_sd_get_fmt(struct v4l2_subdev *sd,
 	struct cal_camerarx *phy = to_cal_camerarx(sd);
 	struct v4l2_mbus_framefmt *fmt;
 
+	mutex_lock(&phy->mutex);
+
 	fmt = cal_camerarx_get_pad_format(phy, sd_state, format->pad,
 					  format->which);
 	format->format = *fmt;
 
+	mutex_unlock(&phy->mutex);
+
 	return 0;
 }
 
@@ -702,21 +738,18 @@ static int cal_camerarx_sd_set_fmt(struct v4l2_subdev *sd,
 	unsigned int bpp;
 
 	/* No transcoding, source and sink formats must match. */
-	if (format->pad == CAL_CAMERARX_PAD_SOURCE)
+	if (cal_rx_pad_is_source(format->pad))
 		return cal_camerarx_sd_get_fmt(sd, sd_state, format);
 
 	/*
-	 * Default to the first format is the requested media bus code isn't
+	 * Default to the first format if the requested media bus code isn't
 	 * supported.
 	 */
 	fmtinfo = cal_format_by_code(format->format.code);
 	if (!fmtinfo)
 		fmtinfo = &cal_formats[0];
 
-	/*
-	 * Clamp the size, update the code. The field and colorspace are
-	 * accepted as-is.
-	 */
+	/* Clamp the size, update the code. The colorspace is accepted as-is. */
 	bpp = ALIGN(fmtinfo->bpp, 8);
 
 	format->format.width = clamp_t(unsigned int, format->format.width,
@@ -726,20 +759,23 @@ static int cal_camerarx_sd_set_fmt(struct v4l2_subdev *sd,
 					CAL_MIN_HEIGHT_LINES,
 					CAL_MAX_HEIGHT_LINES);
 	format->format.code = fmtinfo->code;
+	format->format.field = V4L2_FIELD_NONE;
 
 	/* Store the format and propagate it to the source pad. */
+
+	mutex_lock(&phy->mutex);
+
 	fmt = cal_camerarx_get_pad_format(phy, sd_state,
 					  CAL_CAMERARX_PAD_SINK,
 					  format->which);
 	*fmt = format->format;
 
 	fmt = cal_camerarx_get_pad_format(phy, sd_state,
-					  CAL_CAMERARX_PAD_SOURCE,
+					  CAL_CAMERARX_PAD_FIRST_SOURCE,
 					  format->which);
 	*fmt = format->format;
 
-	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
-		phy->fmtinfo = fmtinfo;
+	mutex_unlock(&phy->mutex);
 
 	return 0;
 }
@@ -798,6 +834,7 @@ struct cal_camerarx *cal_camerarx_create(struct cal_dev *cal,
 	struct platform_device *pdev = to_platform_device(cal->dev);
 	struct cal_camerarx *phy;
 	struct v4l2_subdev *sd;
+	unsigned int i;
 	int ret;
 
 	phy = kzalloc(sizeof(*phy), GFP_KERNEL);
@@ -807,6 +844,8 @@ struct cal_camerarx *cal_camerarx_create(struct cal_dev *cal,
 	phy->cal = cal;
 	phy->instance = instance;
 
+	mutex_init(&phy->mutex);
+
 	phy->res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
 						(instance == 0) ?
 						"cal_rx_core0" :
@@ -838,14 +877,17 @@ struct cal_camerarx *cal_camerarx_create(struct cal_dev *cal,
 	sd->dev = cal->dev;
 
 	phy->pads[CAL_CAMERARX_PAD_SINK].flags = MEDIA_PAD_FL_SINK;
-	phy->pads[CAL_CAMERARX_PAD_SOURCE].flags = MEDIA_PAD_FL_SOURCE;
+	for (i = CAL_CAMERARX_PAD_FIRST_SOURCE; i < CAL_CAMERARX_NUM_PADS; ++i)
+		phy->pads[i].flags = MEDIA_PAD_FL_SOURCE;
 	sd->entity.ops = &cal_camerarx_media_ops;
 	ret = media_entity_pads_init(&sd->entity, ARRAY_SIZE(phy->pads),
 				     phy->pads);
 	if (ret)
 		goto error;
 
-	cal_camerarx_sd_init_cfg(sd, NULL);
+	ret = cal_camerarx_sd_init_cfg(sd, NULL);
+	if (ret)
+		goto error;
 
 	ret = v4l2_device_register_subdev(&cal->v4l2_dev, sd);
 	if (ret)
@@ -866,7 +908,8 @@ void cal_camerarx_destroy(struct cal_camerarx *phy)
 
 	v4l2_device_unregister_subdev(&phy->subdev);
 	media_entity_cleanup(&phy->subdev.entity);
-	of_node_put(phy->sensor_ep_node);
-	of_node_put(phy->sensor_node);
+	of_node_put(phy->source_ep_node);
+	of_node_put(phy->source_node);
+	mutex_destroy(&phy->mutex);
 	kfree(phy);
 }
diff --git a/drivers/media/platform/ti-vpe/cal-video.c b/drivers/media/platform/ti-vpe/cal-video.c
index 15fb5360cf13..7799da1cc261 100644
--- a/drivers/media/platform/ti-vpe/cal-video.c
+++ b/drivers/media/platform/ti-vpe/cal-video.c
@@ -102,8 +102,8 @@ static const struct cal_format_info *find_format_by_code(struct cal_ctx *ctx,
 	return NULL;
 }
 
-static int cal_enum_fmt_vid_cap(struct file *file, void  *priv,
-				struct v4l2_fmtdesc *f)
+static int cal_legacy_enum_fmt_vid_cap(struct file *file, void *priv,
+				       struct v4l2_fmtdesc *f)
 {
 	struct cal_ctx *ctx = video_drvdata(file);
 	const struct cal_format_info *fmtinfo;
@@ -128,7 +128,7 @@ static int __subdev_get_format(struct cal_ctx *ctx,
 	sd_fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE;
 	sd_fmt.pad = 0;
 
-	ret = v4l2_subdev_call(ctx->phy->sensor, pad, get_fmt, NULL, &sd_fmt);
+	ret = v4l2_subdev_call(ctx->phy->source, pad, get_fmt, NULL, &sd_fmt);
 	if (ret)
 		return ret;
 
@@ -151,7 +151,7 @@ static int __subdev_set_format(struct cal_ctx *ctx,
 	sd_fmt.pad = 0;
 	*mbus_fmt = *fmt;
 
-	ret = v4l2_subdev_call(ctx->phy->sensor, pad, set_fmt, NULL, &sd_fmt);
+	ret = v4l2_subdev_call(ctx->phy->source, pad, set_fmt, NULL, &sd_fmt);
 	if (ret)
 		return ret;
 
@@ -189,8 +189,8 @@ static void cal_calc_format_size(struct cal_ctx *ctx,
 		f->fmt.pix.bytesperline, f->fmt.pix.sizeimage);
 }
 
-static int cal_try_fmt_vid_cap(struct file *file, void *priv,
-			       struct v4l2_format *f)
+static int cal_legacy_try_fmt_vid_cap(struct file *file, void *priv,
+				      struct v4l2_format *f)
 {
 	struct cal_ctx *ctx = video_drvdata(file);
 	const struct cal_format_info *fmtinfo;
@@ -216,7 +216,7 @@ static int cal_try_fmt_vid_cap(struct file *file, void *priv,
 	fse.code = fmtinfo->code;
 	fse.which = V4L2_SUBDEV_FORMAT_ACTIVE;
 	for (fse.index = 0; ; fse.index++) {
-		ret = v4l2_subdev_call(ctx->phy->sensor, pad, enum_frame_size,
+		ret = v4l2_subdev_call(ctx->phy->source, pad, enum_frame_size,
 				       NULL, &fse);
 		if (ret)
 			break;
@@ -249,8 +249,8 @@ static int cal_try_fmt_vid_cap(struct file *file, void *priv,
 	return 0;
 }
 
-static int cal_s_fmt_vid_cap(struct file *file, void *priv,
-			     struct v4l2_format *f)
+static int cal_legacy_s_fmt_vid_cap(struct file *file, void *priv,
+				    struct v4l2_format *f)
 {
 	struct cal_ctx *ctx = video_drvdata(file);
 	struct vb2_queue *q = &ctx->vb_vidq;
@@ -266,7 +266,7 @@ static int cal_s_fmt_vid_cap(struct file *file, void *priv,
 		return -EBUSY;
 	}
 
-	ret = cal_try_fmt_vid_cap(file, priv, f);
+	ret = cal_legacy_try_fmt_vid_cap(file, priv, f);
 	if (ret < 0)
 		return ret;
 
@@ -300,8 +300,8 @@ static int cal_s_fmt_vid_cap(struct file *file, void *priv,
 	return 0;
 }
 
-static int cal_enum_framesizes(struct file *file, void *fh,
-			       struct v4l2_frmsizeenum *fsize)
+static int cal_legacy_enum_framesizes(struct file *file, void *fh,
+				      struct v4l2_frmsizeenum *fsize)
 {
 	struct cal_ctx *ctx = video_drvdata(file);
 	const struct cal_format_info *fmtinfo;
@@ -321,7 +321,7 @@ static int cal_enum_framesizes(struct file *file, void *fh,
 	fse.code = fmtinfo->code;
 	fse.which = V4L2_SUBDEV_FORMAT_ACTIVE;
 
-	ret = v4l2_subdev_call(ctx->phy->sensor, pad, enum_frame_size, NULL,
+	ret = v4l2_subdev_call(ctx->phy->source, pad, enum_frame_size, NULL,
 			       &fse);
 	if (ret)
 		return ret;
@@ -337,8 +337,8 @@ static int cal_enum_framesizes(struct file *file, void *fh,
 	return 0;
 }
 
-static int cal_enum_input(struct file *file, void *priv,
-			  struct v4l2_input *inp)
+static int cal_legacy_enum_input(struct file *file, void *priv,
+				 struct v4l2_input *inp)
 {
 	if (inp->index > 0)
 		return -EINVAL;
@@ -348,20 +348,20 @@ static int cal_enum_input(struct file *file, void *priv,
 	return 0;
 }
 
-static int cal_g_input(struct file *file, void *priv, unsigned int *i)
+static int cal_legacy_g_input(struct file *file, void *priv, unsigned int *i)
 {
 	*i = 0;
 	return 0;
 }
 
-static int cal_s_input(struct file *file, void *priv, unsigned int i)
+static int cal_legacy_s_input(struct file *file, void *priv, unsigned int i)
 {
 	return i > 0 ? -EINVAL : 0;
 }
 
 /* timeperframe is arbitrary and continuous */
-static int cal_enum_frameintervals(struct file *file, void *priv,
-				   struct v4l2_frmivalenum *fival)
+static int cal_legacy_enum_frameintervals(struct file *file, void *priv,
+					  struct v4l2_frmivalenum *fival)
 {
 	struct cal_ctx *ctx = video_drvdata(file);
 	const struct cal_format_info *fmtinfo;
@@ -378,7 +378,7 @@ static int cal_enum_frameintervals(struct file *file, void *priv,
 		return -EINVAL;
 
 	fie.code = fmtinfo->code;
-	ret = v4l2_subdev_call(ctx->phy->sensor, pad, enum_frame_interval,
+	ret = v4l2_subdev_call(ctx->phy->source, pad, enum_frame_interval,
 			       NULL, &fie);
 	if (ret)
 		return ret;
@@ -388,13 +388,27 @@ static int cal_enum_frameintervals(struct file *file, void *priv,
 	return 0;
 }
 
-static const struct v4l2_ioctl_ops cal_ioctl_video_ops = {
+static int cal_legacy_g_parm(struct file *file, void *fh, struct v4l2_streamparm *a)
+{
+	struct cal_ctx *ctx = video_drvdata(file);
+
+	return v4l2_g_parm_cap(video_devdata(file), ctx->phy->source, a);
+}
+
+static int cal_legacy_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a)
+{
+	struct cal_ctx *ctx = video_drvdata(file);
+
+	return v4l2_s_parm_cap(video_devdata(file), ctx->phy->source, a);
+}
+
+static const struct v4l2_ioctl_ops cal_ioctl_legacy_ops = {
 	.vidioc_querycap      = cal_querycap,
-	.vidioc_enum_fmt_vid_cap  = cal_enum_fmt_vid_cap,
+	.vidioc_enum_fmt_vid_cap  = cal_legacy_enum_fmt_vid_cap,
 	.vidioc_g_fmt_vid_cap     = cal_g_fmt_vid_cap,
-	.vidioc_try_fmt_vid_cap   = cal_try_fmt_vid_cap,
-	.vidioc_s_fmt_vid_cap     = cal_s_fmt_vid_cap,
-	.vidioc_enum_framesizes   = cal_enum_framesizes,
+	.vidioc_try_fmt_vid_cap   = cal_legacy_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap     = cal_legacy_s_fmt_vid_cap,
+	.vidioc_enum_framesizes   = cal_legacy_enum_framesizes,
 	.vidioc_reqbufs       = vb2_ioctl_reqbufs,
 	.vidioc_create_bufs   = vb2_ioctl_create_bufs,
 	.vidioc_prepare_buf   = vb2_ioctl_prepare_buf,
@@ -402,15 +416,17 @@ static const struct v4l2_ioctl_ops cal_ioctl_video_ops = {
 	.vidioc_qbuf          = vb2_ioctl_qbuf,
 	.vidioc_dqbuf         = vb2_ioctl_dqbuf,
 	.vidioc_expbuf        = vb2_ioctl_expbuf,
-	.vidioc_enum_input    = cal_enum_input,
-	.vidioc_g_input       = cal_g_input,
-	.vidioc_s_input       = cal_s_input,
-	.vidioc_enum_frameintervals = cal_enum_frameintervals,
+	.vidioc_enum_input    = cal_legacy_enum_input,
+	.vidioc_g_input       = cal_legacy_g_input,
+	.vidioc_s_input       = cal_legacy_s_input,
+	.vidioc_enum_frameintervals = cal_legacy_enum_frameintervals,
 	.vidioc_streamon      = vb2_ioctl_streamon,
 	.vidioc_streamoff     = vb2_ioctl_streamoff,
 	.vidioc_log_status    = v4l2_ctrl_log_status,
 	.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
 	.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
+	.vidioc_g_parm		= cal_legacy_g_parm,
+	.vidioc_s_parm		= cal_legacy_s_parm,
 };
 
 /* ------------------------------------------------------------------
@@ -421,13 +437,28 @@ static const struct v4l2_ioctl_ops cal_ioctl_video_ops = {
 static int cal_mc_enum_fmt_vid_cap(struct file *file, void  *priv,
 				   struct v4l2_fmtdesc *f)
 {
+	unsigned int i;
+	unsigned int idx;
+
 	if (f->index >= cal_num_formats)
 		return -EINVAL;
 
-	f->pixelformat = cal_formats[f->index].fourcc;
-	f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	idx = 0;
 
-	return 0;
+	for (i = 0; i < cal_num_formats; ++i) {
+		if (f->mbus_code && cal_formats[i].code != f->mbus_code)
+			continue;
+
+		if (idx == f->index) {
+			f->pixelformat = cal_formats[i].fourcc;
+			f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+			return 0;
+		}
+
+		idx++;
+	}
+
+	return -EINVAL;
 }
 
 static void cal_mc_try_fmt(struct cal_ctx *ctx, struct v4l2_format *f,
@@ -656,8 +687,13 @@ static void cal_release_buffers(struct cal_ctx *ctx,
 static int cal_video_check_format(struct cal_ctx *ctx)
 {
 	const struct v4l2_mbus_framefmt *format;
+	struct media_pad *remote_pad;
+
+	remote_pad = media_entity_remote_pad(&ctx->pad);
+	if (!remote_pad)
+		return -ENODEV;
 
-	format = &ctx->phy->formats[CAL_CAMERARX_PAD_SOURCE];
+	format = &ctx->phy->formats[remote_pad->index];
 
 	if (ctx->fmtinfo->code != format->code ||
 	    ctx->v_fmt.fmt.pix.height != format->height ||
@@ -692,9 +728,15 @@ static int cal_start_streaming(struct vb2_queue *vq, unsigned int count)
 		goto error_pipeline;
 	}
 
+	ret = cal_ctx_prepare(ctx);
+	if (ret) {
+		ctx_err(ctx, "Failed to prepare context: %d\n", ret);
+		goto error_pipeline;
+	}
+
 	spin_lock_irq(&ctx->dma.lock);
 	buf = list_first_entry(&ctx->dma.queue, struct cal_buffer, list);
-	ctx->dma.pending = buf;
+	ctx->dma.active = buf;
 	list_del(&buf->list);
 	spin_unlock_irq(&ctx->dma.lock);
 
@@ -719,6 +761,7 @@ static int cal_start_streaming(struct vb2_queue *vq, unsigned int count)
 error_stop:
 	cal_ctx_stop(ctx);
 	pm_runtime_put_sync(ctx->cal->dev);
+	cal_ctx_unprepare(ctx);
 
 error_pipeline:
 	media_pipeline_stop(&ctx->vdev.entity);
@@ -738,6 +781,8 @@ static void cal_stop_streaming(struct vb2_queue *vq)
 
 	pm_runtime_put_sync(ctx->cal->dev);
 
+	cal_ctx_unprepare(ctx);
+
 	cal_release_buffers(ctx, VB2_BUF_STATE_ERROR);
 
 	media_pipeline_stop(&ctx->vdev.entity);
@@ -785,20 +830,20 @@ static int cal_ctx_v4l2_init_formats(struct cal_ctx *ctx)
 		memset(&mbus_code, 0, sizeof(mbus_code));
 		mbus_code.index = j;
 		mbus_code.which = V4L2_SUBDEV_FORMAT_ACTIVE;
-		ret = v4l2_subdev_call(ctx->phy->sensor, pad, enum_mbus_code,
+		ret = v4l2_subdev_call(ctx->phy->source, pad, enum_mbus_code,
 				       NULL, &mbus_code);
 		if (ret == -EINVAL)
 			break;
 
 		if (ret) {
 			ctx_err(ctx, "Error enumerating mbus codes in subdev %s: %d\n",
-				ctx->phy->sensor->name, ret);
+				ctx->phy->source->name, ret);
 			return ret;
 		}
 
 		ctx_dbg(2, ctx,
 			"subdev %s: code: %04x idx: %u\n",
-			ctx->phy->sensor->name, mbus_code.code, j);
+			ctx->phy->source->name, mbus_code.code, j);
 
 		for (k = 0; k < cal_num_formats; k++) {
 			fmtinfo = &cal_formats[k];
@@ -816,7 +861,7 @@ static int cal_ctx_v4l2_init_formats(struct cal_ctx *ctx)
 
 	if (i == 0) {
 		ctx_err(ctx, "No suitable format reported by subdev %s\n",
-			ctx->phy->sensor->name);
+			ctx->phy->source->name);
 		return -EINVAL;
 	}
 
@@ -841,22 +886,57 @@ static int cal_ctx_v4l2_init_formats(struct cal_ctx *ctx)
 	return 0;
 }
 
+static int cal_ctx_v4l2_init_mc_format(struct cal_ctx *ctx)
+{
+	const struct cal_format_info *fmtinfo;
+	struct v4l2_pix_format *pix_fmt = &ctx->v_fmt.fmt.pix;
+
+	fmtinfo = cal_format_by_code(MEDIA_BUS_FMT_UYVY8_2X8);
+	if (!fmtinfo)
+		return -EINVAL;
+
+	pix_fmt->width = 640;
+	pix_fmt->height = 480;
+	pix_fmt->field = V4L2_FIELD_NONE;
+	pix_fmt->colorspace = V4L2_COLORSPACE_SRGB;
+	pix_fmt->ycbcr_enc = V4L2_YCBCR_ENC_601;
+	pix_fmt->quantization = V4L2_QUANTIZATION_LIM_RANGE;
+	pix_fmt->xfer_func = V4L2_XFER_FUNC_SRGB;
+	pix_fmt->pixelformat = fmtinfo->fourcc;
+
+	ctx->v_fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	/* Save current format */
+	cal_calc_format_size(ctx, fmtinfo, &ctx->v_fmt);
+	ctx->fmtinfo = fmtinfo;
+
+	return 0;
+}
+
 int cal_ctx_v4l2_register(struct cal_ctx *ctx)
 {
 	struct video_device *vfd = &ctx->vdev;
 	int ret;
 
-	ret = cal_ctx_v4l2_init_formats(ctx);
-	if (ret)
-		return ret;
-
 	if (!cal_mc_api) {
 		struct v4l2_ctrl_handler *hdl = &ctx->ctrl_handler;
 
-		ret = v4l2_ctrl_add_handler(hdl, ctx->phy->sensor->ctrl_handler,
+		ret = cal_ctx_v4l2_init_formats(ctx);
+		if (ret) {
+			ctx_err(ctx, "Failed to init formats: %d\n", ret);
+			return ret;
+		}
+
+		ret = v4l2_ctrl_add_handler(hdl, ctx->phy->source->ctrl_handler,
 					    NULL, true);
 		if (ret < 0) {
-			ctx_err(ctx, "Failed to add sensor ctrl handler\n");
+			ctx_err(ctx, "Failed to add source ctrl handler\n");
+			return ret;
+		}
+	} else {
+		ret = cal_ctx_v4l2_init_mc_format(ctx);
+		if (ret) {
+			ctx_err(ctx, "Failed to init format: %d\n", ret);
 			return ret;
 		}
 	}
@@ -868,13 +948,13 @@ int cal_ctx_v4l2_register(struct cal_ctx *ctx)
 	}
 
 	ret = media_create_pad_link(&ctx->phy->subdev.entity,
-				    CAL_CAMERARX_PAD_SOURCE,
+				    CAL_CAMERARX_PAD_FIRST_SOURCE,
 				    &vfd->entity, 0,
 				    MEDIA_LNK_FL_IMMUTABLE |
 				    MEDIA_LNK_FL_ENABLED);
 	if (ret) {
 		ctx_err(ctx, "Failed to create media link for context %u\n",
-			ctx->index);
+			ctx->dma_ctx);
 		video_unregister_device(vfd);
 		return ret;
 	}
@@ -926,9 +1006,9 @@ int cal_ctx_v4l2_init(struct cal_ctx *ctx)
 			 | (cal_mc_api ? V4L2_CAP_IO_MC : 0);
 	vfd->v4l2_dev = &ctx->cal->v4l2_dev;
 	vfd->queue = q;
-	snprintf(vfd->name, sizeof(vfd->name), "CAL output %u", ctx->index);
+	snprintf(vfd->name, sizeof(vfd->name), "CAL output %u", ctx->dma_ctx);
 	vfd->release = video_device_release_empty;
-	vfd->ioctl_ops = cal_mc_api ? &cal_ioctl_mc_ops : &cal_ioctl_video_ops;
+	vfd->ioctl_ops = cal_mc_api ? &cal_ioctl_mc_ops : &cal_ioctl_legacy_ops;
 	vfd->lock = &ctx->mutex;
 	video_set_drvdata(vfd, ctx);
 
diff --git a/drivers/media/platform/ti-vpe/cal.c b/drivers/media/platform/ti-vpe/cal.c
index 76fe7a8b33f6..8e469d518a74 100644
--- a/drivers/media/platform/ti-vpe/cal.c
+++ b/drivers/media/platform/ti-vpe/cal.c
@@ -290,11 +290,42 @@ void cal_quickdump_regs(struct cal_dev *cal)
  * ------------------------------------------------------------------
  */
 
+#define CAL_MAX_PIX_PROC 4
+
+static int cal_reserve_pix_proc(struct cal_dev *cal)
+{
+	unsigned long ret;
+
+	spin_lock(&cal->v4l2_dev.lock);
+
+	ret = find_first_zero_bit(&cal->reserved_pix_proc_mask, CAL_MAX_PIX_PROC);
+
+	if (ret == CAL_MAX_PIX_PROC) {
+		spin_unlock(&cal->v4l2_dev.lock);
+		return -ENOSPC;
+	}
+
+	cal->reserved_pix_proc_mask |= BIT(ret);
+
+	spin_unlock(&cal->v4l2_dev.lock);
+
+	return ret;
+}
+
+static void cal_release_pix_proc(struct cal_dev *cal, unsigned int pix_proc_num)
+{
+	spin_lock(&cal->v4l2_dev.lock);
+
+	cal->reserved_pix_proc_mask &= ~BIT(pix_proc_num);
+
+	spin_unlock(&cal->v4l2_dev.lock);
+}
+
 static void cal_ctx_csi2_config(struct cal_ctx *ctx)
 {
 	u32 val;
 
-	val = cal_read(ctx->cal, CAL_CSI2_CTX0(ctx->index));
+	val = cal_read(ctx->cal, CAL_CSI2_CTX(ctx->phy->instance, ctx->csi2_ctx));
 	cal_set_field(&val, ctx->cport, CAL_CSI2_CTX_CPORT_MASK);
 	/*
 	 * DT type: MIPI CSI-2 Specs
@@ -304,15 +335,16 @@ static void cal_ctx_csi2_config(struct cal_ctx *ctx)
 	 *  0x2A: RAW8   1 pixel  = 1 byte
 	 *  0x1E: YUV422 2 pixels = 4 bytes
 	 */
-	cal_set_field(&val, 0x1, CAL_CSI2_CTX_DT_MASK);
-	cal_set_field(&val, 0, CAL_CSI2_CTX_VC_MASK);
+	cal_set_field(&val, ctx->datatype, CAL_CSI2_CTX_DT_MASK);
+	cal_set_field(&val, ctx->vc, CAL_CSI2_CTX_VC_MASK);
 	cal_set_field(&val, ctx->v_fmt.fmt.pix.height, CAL_CSI2_CTX_LINES_MASK);
 	cal_set_field(&val, CAL_CSI2_CTX_ATT_PIX, CAL_CSI2_CTX_ATT_MASK);
 	cal_set_field(&val, CAL_CSI2_CTX_PACK_MODE_LINE,
 		      CAL_CSI2_CTX_PACK_MODE_MASK);
-	cal_write(ctx->cal, CAL_CSI2_CTX0(ctx->index), val);
-	ctx_dbg(3, ctx, "CAL_CSI2_CTX0(%d) = 0x%08x\n", ctx->index,
-		cal_read(ctx->cal, CAL_CSI2_CTX0(ctx->index)));
+	cal_write(ctx->cal, CAL_CSI2_CTX(ctx->phy->instance, ctx->csi2_ctx), val);
+	ctx_dbg(3, ctx, "CAL_CSI2_CTX(%u, %u) = 0x%08x\n",
+		ctx->phy->instance, ctx->csi2_ctx,
+		cal_read(ctx->cal, CAL_CSI2_CTX(ctx->phy->instance, ctx->csi2_ctx)));
 }
 
 static void cal_ctx_pix_proc_config(struct cal_ctx *ctx)
@@ -354,16 +386,16 @@ static void cal_ctx_pix_proc_config(struct cal_ctx *ctx)
 		break;
 	}
 
-	val = cal_read(ctx->cal, CAL_PIX_PROC(ctx->index));
+	val = cal_read(ctx->cal, CAL_PIX_PROC(ctx->pix_proc));
 	cal_set_field(&val, extract, CAL_PIX_PROC_EXTRACT_MASK);
 	cal_set_field(&val, CAL_PIX_PROC_DPCMD_BYPASS, CAL_PIX_PROC_DPCMD_MASK);
 	cal_set_field(&val, CAL_PIX_PROC_DPCME_BYPASS, CAL_PIX_PROC_DPCME_MASK);
 	cal_set_field(&val, pack, CAL_PIX_PROC_PACK_MASK);
 	cal_set_field(&val, ctx->cport, CAL_PIX_PROC_CPORT_MASK);
 	cal_set_field(&val, 1, CAL_PIX_PROC_EN_MASK);
-	cal_write(ctx->cal, CAL_PIX_PROC(ctx->index), val);
-	ctx_dbg(3, ctx, "CAL_PIX_PROC(%d) = 0x%08x\n", ctx->index,
-		cal_read(ctx->cal, CAL_PIX_PROC(ctx->index)));
+	cal_write(ctx->cal, CAL_PIX_PROC(ctx->pix_proc), val);
+	ctx_dbg(3, ctx, "CAL_PIX_PROC(%u) = 0x%08x\n", ctx->pix_proc,
+		cal_read(ctx->cal, CAL_PIX_PROC(ctx->pix_proc)));
 }
 
 static void cal_ctx_wr_dma_config(struct cal_ctx *ctx)
@@ -371,27 +403,25 @@ static void cal_ctx_wr_dma_config(struct cal_ctx *ctx)
 	unsigned int stride = ctx->v_fmt.fmt.pix.bytesperline;
 	u32 val;
 
-	val = cal_read(ctx->cal, CAL_WR_DMA_CTRL(ctx->index));
+	val = cal_read(ctx->cal, CAL_WR_DMA_CTRL(ctx->dma_ctx));
 	cal_set_field(&val, ctx->cport, CAL_WR_DMA_CTRL_CPORT_MASK);
 	cal_set_field(&val, ctx->v_fmt.fmt.pix.height,
 		      CAL_WR_DMA_CTRL_YSIZE_MASK);
 	cal_set_field(&val, CAL_WR_DMA_CTRL_DTAG_PIX_DAT,
 		      CAL_WR_DMA_CTRL_DTAG_MASK);
-	cal_set_field(&val, CAL_WR_DMA_CTRL_MODE_CONST,
-		      CAL_WR_DMA_CTRL_MODE_MASK);
 	cal_set_field(&val, CAL_WR_DMA_CTRL_PATTERN_LINEAR,
 		      CAL_WR_DMA_CTRL_PATTERN_MASK);
 	cal_set_field(&val, 1, CAL_WR_DMA_CTRL_STALL_RD_MASK);
-	cal_write(ctx->cal, CAL_WR_DMA_CTRL(ctx->index), val);
-	ctx_dbg(3, ctx, "CAL_WR_DMA_CTRL(%d) = 0x%08x\n", ctx->index,
-		cal_read(ctx->cal, CAL_WR_DMA_CTRL(ctx->index)));
+	cal_write(ctx->cal, CAL_WR_DMA_CTRL(ctx->dma_ctx), val);
+	ctx_dbg(3, ctx, "CAL_WR_DMA_CTRL(%d) = 0x%08x\n", ctx->dma_ctx,
+		cal_read(ctx->cal, CAL_WR_DMA_CTRL(ctx->dma_ctx)));
 
-	cal_write_field(ctx->cal, CAL_WR_DMA_OFST(ctx->index),
+	cal_write_field(ctx->cal, CAL_WR_DMA_OFST(ctx->dma_ctx),
 			stride / 16, CAL_WR_DMA_OFST_MASK);
-	ctx_dbg(3, ctx, "CAL_WR_DMA_OFST(%d) = 0x%08x\n", ctx->index,
-		cal_read(ctx->cal, CAL_WR_DMA_OFST(ctx->index)));
+	ctx_dbg(3, ctx, "CAL_WR_DMA_OFST(%d) = 0x%08x\n", ctx->dma_ctx,
+		cal_read(ctx->cal, CAL_WR_DMA_OFST(ctx->dma_ctx)));
 
-	val = cal_read(ctx->cal, CAL_WR_DMA_XSIZE(ctx->index));
+	val = cal_read(ctx->cal, CAL_WR_DMA_XSIZE(ctx->dma_ctx));
 	/* 64 bit word means no skipping */
 	cal_set_field(&val, 0, CAL_WR_DMA_XSIZE_XSKIP_MASK);
 	/*
@@ -400,34 +430,32 @@ static void cal_ctx_wr_dma_config(struct cal_ctx *ctx)
 	 * written per line.
 	 */
 	cal_set_field(&val, stride / 8, CAL_WR_DMA_XSIZE_MASK);
-	cal_write(ctx->cal, CAL_WR_DMA_XSIZE(ctx->index), val);
-	ctx_dbg(3, ctx, "CAL_WR_DMA_XSIZE(%d) = 0x%08x\n", ctx->index,
-		cal_read(ctx->cal, CAL_WR_DMA_XSIZE(ctx->index)));
-
-	val = cal_read(ctx->cal, CAL_CTRL);
-	cal_set_field(&val, CAL_CTRL_BURSTSIZE_BURST128,
-		      CAL_CTRL_BURSTSIZE_MASK);
-	cal_set_field(&val, 0xF, CAL_CTRL_TAGCNT_MASK);
-	cal_set_field(&val, CAL_CTRL_POSTED_WRITES_NONPOSTED,
-		      CAL_CTRL_POSTED_WRITES_MASK);
-	cal_set_field(&val, 0xFF, CAL_CTRL_MFLAGL_MASK);
-	cal_set_field(&val, 0xFF, CAL_CTRL_MFLAGH_MASK);
-	cal_write(ctx->cal, CAL_CTRL, val);
-	ctx_dbg(3, ctx, "CAL_CTRL = 0x%08x\n", cal_read(ctx->cal, CAL_CTRL));
+	cal_write(ctx->cal, CAL_WR_DMA_XSIZE(ctx->dma_ctx), val);
+	ctx_dbg(3, ctx, "CAL_WR_DMA_XSIZE(%d) = 0x%08x\n", ctx->dma_ctx,
+		cal_read(ctx->cal, CAL_WR_DMA_XSIZE(ctx->dma_ctx)));
 }
 
 void cal_ctx_set_dma_addr(struct cal_ctx *ctx, dma_addr_t addr)
 {
-	cal_write(ctx->cal, CAL_WR_DMA_ADDR(ctx->index), addr);
+	cal_write(ctx->cal, CAL_WR_DMA_ADDR(ctx->dma_ctx), addr);
+}
+
+static void cal_ctx_wr_dma_enable(struct cal_ctx *ctx)
+{
+	u32 val = cal_read(ctx->cal, CAL_WR_DMA_CTRL(ctx->dma_ctx));
+
+	cal_set_field(&val, CAL_WR_DMA_CTRL_MODE_CONST,
+		      CAL_WR_DMA_CTRL_MODE_MASK);
+	cal_write(ctx->cal, CAL_WR_DMA_CTRL(ctx->dma_ctx), val);
 }
 
 static void cal_ctx_wr_dma_disable(struct cal_ctx *ctx)
 {
-	u32 val = cal_read(ctx->cal, CAL_WR_DMA_CTRL(ctx->index));
+	u32 val = cal_read(ctx->cal, CAL_WR_DMA_CTRL(ctx->dma_ctx));
 
 	cal_set_field(&val, CAL_WR_DMA_CTRL_MODE_DIS,
 		      CAL_WR_DMA_CTRL_MODE_MASK);
-	cal_write(ctx->cal, CAL_WR_DMA_CTRL(ctx->index), val);
+	cal_write(ctx->cal, CAL_WR_DMA_CTRL(ctx->dma_ctx), val);
 }
 
 static bool cal_ctx_wr_dma_stopped(struct cal_ctx *ctx)
@@ -441,6 +469,31 @@ static bool cal_ctx_wr_dma_stopped(struct cal_ctx *ctx)
 	return stopped;
 }
 
+int cal_ctx_prepare(struct cal_ctx *ctx)
+{
+	int ret;
+
+	ctx->use_pix_proc = !ctx->fmtinfo->meta;
+
+	if (ctx->use_pix_proc) {
+		ret = cal_reserve_pix_proc(ctx->cal);
+		if (ret < 0) {
+			ctx_err(ctx, "Failed to reserve pix proc: %d\n", ret);
+			return ret;
+		}
+
+		ctx->pix_proc = ret;
+	}
+
+	return 0;
+}
+
+void cal_ctx_unprepare(struct cal_ctx *ctx)
+{
+	if (ctx->use_pix_proc)
+		cal_release_pix_proc(ctx->cal, ctx->pix_proc);
+}
+
 void cal_ctx_start(struct cal_ctx *ctx)
 {
 	ctx->sequence = 0;
@@ -448,14 +501,17 @@ void cal_ctx_start(struct cal_ctx *ctx)
 
 	/* Configure the CSI-2, pixel processing and write DMA contexts. */
 	cal_ctx_csi2_config(ctx);
-	cal_ctx_pix_proc_config(ctx);
+	if (ctx->use_pix_proc)
+		cal_ctx_pix_proc_config(ctx);
 	cal_ctx_wr_dma_config(ctx);
 
 	/* Enable IRQ_WDMA_END and IRQ_WDMA_START. */
 	cal_write(ctx->cal, CAL_HL_IRQENABLE_SET(1),
-		  CAL_HL_IRQ_MASK(ctx->index));
+		  CAL_HL_IRQ_WDMA_END_MASK(ctx->dma_ctx));
 	cal_write(ctx->cal, CAL_HL_IRQENABLE_SET(2),
-		  CAL_HL_IRQ_MASK(ctx->index));
+		  CAL_HL_IRQ_WDMA_START_MASK(ctx->dma_ctx));
+
+	cal_ctx_wr_dma_enable(ctx);
 }
 
 void cal_ctx_stop(struct cal_ctx *ctx)
@@ -479,11 +535,18 @@ void cal_ctx_stop(struct cal_ctx *ctx)
 
 	/* Disable IRQ_WDMA_END and IRQ_WDMA_START. */
 	cal_write(ctx->cal, CAL_HL_IRQENABLE_CLR(1),
-		  CAL_HL_IRQ_MASK(ctx->index));
+		  CAL_HL_IRQ_WDMA_END_MASK(ctx->dma_ctx));
 	cal_write(ctx->cal, CAL_HL_IRQENABLE_CLR(2),
-		  CAL_HL_IRQ_MASK(ctx->index));
+		  CAL_HL_IRQ_WDMA_START_MASK(ctx->dma_ctx));
 
 	ctx->dma.state = CAL_DMA_STOPPED;
+
+	/* Disable CSI2 context */
+	cal_write(ctx->cal, CAL_CSI2_CTX(ctx->phy->instance, ctx->csi2_ctx), 0);
+
+	/* Disable pix proc */
+	if (ctx->use_pix_proc)
+		cal_write(ctx->cal, CAL_PIX_PROC(ctx->pix_proc), 0);
 }
 
 /* ------------------------------------------------------------------
@@ -577,6 +640,16 @@ static irqreturn_t cal_irq(int irq_cal, void *data)
 				cal_write(cal, CAL_CSI2_COMPLEXIO_IRQSTATUS(i),
 					  cio_stat);
 			}
+
+			if (status & CAL_HL_IRQ_VC_MASK(i)) {
+				u32 vc_stat = cal_read(cal, CAL_CSI2_VC_IRQSTATUS(i));
+
+				dev_err_ratelimited(cal->dev,
+						    "CIO%u VC error: %#08x\n",
+						    i, vc_stat);
+
+				cal_write(cal, CAL_CSI2_VC_IRQSTATUS(i), vc_stat);
+			}
 		}
 	}
 
@@ -588,8 +661,8 @@ static irqreturn_t cal_irq(int irq_cal, void *data)
 		/* Clear Interrupt status */
 		cal_write(cal, CAL_HL_IRQSTATUS(1), status);
 
-		for (i = 0; i < ARRAY_SIZE(cal->ctx); ++i) {
-			if (status & CAL_HL_IRQ_MASK(i))
+		for (i = 0; i < cal->num_contexts; ++i) {
+			if (status & CAL_HL_IRQ_WDMA_END_MASK(i))
 				cal_irq_wdma_end(cal->ctx[i]);
 		}
 	}
@@ -602,8 +675,8 @@ static irqreturn_t cal_irq(int irq_cal, void *data)
 		/* Clear Interrupt status */
 		cal_write(cal, CAL_HL_IRQSTATUS(2), status);
 
-		for (i = 0; i < ARRAY_SIZE(cal->ctx); ++i) {
-			if (status & CAL_HL_IRQ_MASK(i))
+		for (i = 0; i < cal->num_contexts; ++i) {
+			if (status & CAL_HL_IRQ_WDMA_START_MASK(i))
 				cal_irq_wdma_start(cal->ctx[i]);
 		}
 	}
@@ -635,20 +708,20 @@ static int cal_async_notifier_bound(struct v4l2_async_notifier *notifier,
 	int pad;
 	int ret;
 
-	if (phy->sensor) {
+	if (phy->source) {
 		phy_info(phy, "Rejecting subdev %s (Already set!!)",
 			 subdev->name);
 		return 0;
 	}
 
-	phy->sensor = subdev;
-	phy_dbg(1, phy, "Using sensor %s for capture\n", subdev->name);
+	phy->source = subdev;
+	phy_dbg(1, phy, "Using source %s for capture\n", subdev->name);
 
 	pad = media_entity_get_fwnode_pad(&subdev->entity,
-					  of_fwnode_handle(phy->sensor_ep_node),
+					  of_fwnode_handle(phy->source_ep_node),
 					  MEDIA_PAD_FL_SOURCE);
 	if (pad < 0) {
-		phy_err(phy, "Sensor %s has no connected source pad\n",
+		phy_err(phy, "Source %s has no connected source pad\n",
 			subdev->name);
 		return pad;
 	}
@@ -658,7 +731,7 @@ static int cal_async_notifier_bound(struct v4l2_async_notifier *notifier,
 				    MEDIA_LNK_FL_IMMUTABLE |
 				    MEDIA_LNK_FL_ENABLED);
 	if (ret) {
-		phy_err(phy, "Failed to create media link for sensor %s\n",
+		phy_err(phy, "Failed to create media link for source %s\n",
 			subdev->name);
 		return ret;
 	}
@@ -670,15 +743,30 @@ static int cal_async_notifier_complete(struct v4l2_async_notifier *notifier)
 {
 	struct cal_dev *cal = container_of(notifier, struct cal_dev, notifier);
 	unsigned int i;
-	int ret = 0;
+	int ret;
 
-	for (i = 0; i < ARRAY_SIZE(cal->ctx); ++i) {
-		if (cal->ctx[i])
-			cal_ctx_v4l2_register(cal->ctx[i]);
+	for (i = 0; i < cal->num_contexts; ++i) {
+		ret = cal_ctx_v4l2_register(cal->ctx[i]);
+		if (ret)
+			goto err_ctx_unreg;
 	}
 
-	if (cal_mc_api)
-		ret = v4l2_device_register_subdev_nodes(&cal->v4l2_dev);
+	if (!cal_mc_api)
+		return 0;
+
+	ret = v4l2_device_register_subdev_nodes(&cal->v4l2_dev);
+	if (ret)
+		goto err_ctx_unreg;
+
+	return 0;
+
+err_ctx_unreg:
+	for (; i > 0; --i) {
+		if (!cal->ctx[i - 1])
+			continue;
+
+		cal_ctx_v4l2_unregister(cal->ctx[i - 1]);
+	}
 
 	return ret;
 }
@@ -701,10 +789,10 @@ static int cal_async_notifier_register(struct cal_dev *cal)
 		struct cal_v4l2_async_subdev *casd;
 		struct fwnode_handle *fwnode;
 
-		if (!phy->sensor_node)
+		if (!phy->source_node)
 			continue;
 
-		fwnode = of_fwnode_handle(phy->sensor_node);
+		fwnode = of_fwnode_handle(phy->source_node);
 		casd = v4l2_async_notifier_add_fwnode_subdev(&cal->notifier,
 							     fwnode,
 							     struct cal_v4l2_async_subdev);
@@ -777,10 +865,8 @@ static void cal_media_unregister(struct cal_dev *cal)
 	unsigned int i;
 
 	/* Unregister all the V4L2 video devices. */
-	for (i = 0; i < ARRAY_SIZE(cal->ctx); i++) {
-		if (cal->ctx[i])
-			cal_ctx_v4l2_unregister(cal->ctx[i]);
-	}
+	for (i = 0; i < cal->num_contexts; i++)
+		cal_ctx_v4l2_unregister(cal->ctx[i]);
 
 	cal_async_notifier_unregister(cal);
 	media_device_unregister(&cal->mdev);
@@ -825,13 +911,6 @@ static int cal_media_init(struct cal_dev *cal)
  */
 static void cal_media_cleanup(struct cal_dev *cal)
 {
-	unsigned int i;
-
-	for (i = 0; i < ARRAY_SIZE(cal->ctx); i++) {
-		if (cal->ctx[i])
-			cal_ctx_v4l2_cleanup(cal->ctx[i]);
-	}
-
 	v4l2_device_unregister(&cal->v4l2_dev);
 	media_device_cleanup(&cal->mdev);
 
@@ -848,14 +927,17 @@ static struct cal_ctx *cal_ctx_create(struct cal_dev *cal, int inst)
 	struct cal_ctx *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(cal->dev, sizeof(*ctx), GFP_KERNEL);
+	ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
 	if (!ctx)
 		return NULL;
 
 	ctx->cal = cal;
 	ctx->phy = cal->phy[inst];
-	ctx->index = inst;
+	ctx->dma_ctx = inst;
+	ctx->csi2_ctx = inst;
 	ctx->cport = inst;
+	ctx->vc = 0;
+	ctx->datatype = CAL_CSI2_CTX_DT_ANY;
 
 	ret = cal_ctx_v4l2_init(ctx);
 	if (ret)
@@ -864,6 +946,13 @@ static struct cal_ctx *cal_ctx_create(struct cal_dev *cal, int inst)
 	return ctx;
 }
 
+static void cal_ctx_destroy(struct cal_ctx *ctx)
+{
+	cal_ctx_v4l2_cleanup(ctx);
+
+	kfree(ctx);
+}
+
 static const struct of_device_id cal_of_match[] = {
 	{
 		.compatible = "ti,dra72-cal",
@@ -976,7 +1065,6 @@ static int cal_init_camerarx_regmap(struct cal_dev *cal)
 static int cal_probe(struct platform_device *pdev)
 {
 	struct cal_dev *cal;
-	struct cal_ctx *ctx;
 	bool connected = false;
 	unsigned int i;
 	int ret;
@@ -1045,7 +1133,7 @@ static int cal_probe(struct platform_device *pdev)
 			goto error_camerarx;
 		}
 
-		if (cal->phy[i]->sensor_node)
+		if (cal->phy[i]->source_node)
 			connected = true;
 	}
 
@@ -1057,15 +1145,17 @@ static int cal_probe(struct platform_device *pdev)
 
 	/* Create contexts. */
 	for (i = 0; i < cal->data->num_csi2_phy; ++i) {
-		if (!cal->phy[i]->sensor_node)
+		if (!cal->phy[i]->source_node)
 			continue;
 
-		cal->ctx[i] = cal_ctx_create(cal, i);
-		if (!cal->ctx[i]) {
-			cal_err(cal, "Failed to create context %u\n", i);
+		cal->ctx[cal->num_contexts] = cal_ctx_create(cal, i);
+		if (!cal->ctx[cal->num_contexts]) {
+			cal_err(cal, "Failed to create context %u\n", cal->num_contexts);
 			ret = -ENODEV;
 			goto error_context;
 		}
+
+		cal->num_contexts++;
 	}
 
 	/* Register the media device. */
@@ -1076,11 +1166,8 @@ static int cal_probe(struct platform_device *pdev)
 	return 0;
 
 error_context:
-	for (i = 0; i < ARRAY_SIZE(cal->ctx); i++) {
-		ctx = cal->ctx[i];
-		if (ctx)
-			cal_ctx_v4l2_cleanup(ctx);
-	}
+	for (i = 0; i < cal->num_contexts; i++)
+		cal_ctx_destroy(cal->ctx[i]);
 
 error_camerarx:
 	for (i = 0; i < cal->data->num_csi2_phy; i++)
@@ -1106,16 +1193,17 @@ static int cal_remove(struct platform_device *pdev)
 
 	cal_media_unregister(cal);
 
-	for (i = 0; i < ARRAY_SIZE(cal->phy); i++) {
-		if (cal->phy[i])
-			cal_camerarx_disable(cal->phy[i]);
-	}
+	for (i = 0; i < cal->data->num_csi2_phy; i++)
+		cal_camerarx_disable(cal->phy[i]);
 
-	cal_media_cleanup(cal);
+	for (i = 0; i < cal->num_contexts; i++)
+		cal_ctx_destroy(cal->ctx[i]);
 
 	for (i = 0; i < cal->data->num_csi2_phy; i++)
 		cal_camerarx_destroy(cal->phy[i]);
 
+	cal_media_cleanup(cal);
+
 	if (ret >= 0)
 		pm_runtime_put_sync(&pdev->dev);
 	pm_runtime_disable(&pdev->dev);
@@ -1127,6 +1215,7 @@ static int cal_runtime_resume(struct device *dev)
 {
 	struct cal_dev *cal = dev_get_drvdata(dev);
 	unsigned int i;
+	u32 val;
 
 	if (cal->data->flags & DRA72_CAL_PRE_ES2_LDO_DISABLE) {
 		/*
@@ -1143,6 +1232,17 @@ static int cal_runtime_resume(struct device *dev)
 	 */
 	cal_write(cal, CAL_HL_IRQENABLE_SET(0), CAL_HL_IRQ_OCPO_ERR_MASK);
 
+	val = cal_read(cal, CAL_CTRL);
+	cal_set_field(&val, CAL_CTRL_BURSTSIZE_BURST128,
+		      CAL_CTRL_BURSTSIZE_MASK);
+	cal_set_field(&val, 0xf, CAL_CTRL_TAGCNT_MASK);
+	cal_set_field(&val, CAL_CTRL_POSTED_WRITES_NONPOSTED,
+		      CAL_CTRL_POSTED_WRITES_MASK);
+	cal_set_field(&val, 0xff, CAL_CTRL_MFLAGL_MASK);
+	cal_set_field(&val, 0xff, CAL_CTRL_MFLAGH_MASK);
+	cal_write(cal, CAL_CTRL, val);
+	cal_dbg(3, cal, "CAL_CTRL = 0x%08x\n", cal_read(cal, CAL_CTRL));
+
 	return 0;
 }
 
diff --git a/drivers/media/platform/ti-vpe/cal.h b/drivers/media/platform/ti-vpe/cal.h
index db0e408eaa94..527e22d022f3 100644
--- a/drivers/media/platform/ti-vpe/cal.h
+++ b/drivers/media/platform/ti-vpe/cal.h
@@ -29,7 +29,7 @@
 #include <media/videobuf2-v4l2.h>
 
 #define CAL_MODULE_NAME			"cal"
-#define CAL_NUM_CONTEXT			2
+#define CAL_MAX_NUM_CONTEXT		8
 #define CAL_NUM_CSI2_PORTS		2
 
 /*
@@ -44,7 +44,22 @@
 #define CAL_MAX_HEIGHT_LINES		16383
 
 #define CAL_CAMERARX_PAD_SINK		0
-#define CAL_CAMERARX_PAD_SOURCE		1
+#define CAL_CAMERARX_PAD_FIRST_SOURCE	1
+#define CAL_CAMERARX_NUM_SOURCE_PADS	1
+#define CAL_CAMERARX_NUM_PADS		(1 + CAL_CAMERARX_NUM_SOURCE_PADS)
+
+static inline bool cal_rx_pad_is_sink(u32 pad)
+{
+	/* Camera RX has 1 sink pad, and N source pads */
+	return pad == 0;
+}
+
+static inline bool cal_rx_pad_is_source(u32 pad)
+{
+	/* Camera RX has 1 sink pad, and N source pads */
+	return pad >= CAL_CAMERARX_PAD_FIRST_SOURCE &&
+	       pad <= CAL_CAMERARX_NUM_SOURCE_PADS;
+}
 
 struct device;
 struct device_node;
@@ -73,6 +88,7 @@ struct cal_format_info {
 	u32	code;
 	/* Bits per pixel */
 	u8	bpp;
+	bool	meta;
 };
 
 /* buffer for one video frame */
@@ -149,22 +165,29 @@ struct cal_data {
 struct cal_camerarx {
 	void __iomem		*base;
 	struct resource		*res;
-	struct device		*dev;
 	struct regmap_field	*fields[F_MAX_FIELDS];
 
 	struct cal_dev		*cal;
 	unsigned int		instance;
 
 	struct v4l2_fwnode_endpoint	endpoint;
-	struct device_node	*sensor_ep_node;
-	struct device_node	*sensor_node;
-	struct v4l2_subdev	*sensor;
+	struct device_node	*source_ep_node;
+	struct device_node	*source_node;
+	struct v4l2_subdev	*source;
 	struct media_pipeline	pipe;
 
 	struct v4l2_subdev	subdev;
-	struct media_pad	pads[2];
-	struct v4l2_mbus_framefmt	formats[2];
-	const struct cal_format_info	*fmtinfo;
+	struct media_pad	pads[CAL_CAMERARX_NUM_PADS];
+	struct v4l2_mbus_framefmt	formats[CAL_CAMERARX_NUM_PADS];
+
+	/*
+	 * Lock for camerarx ops. Protects:
+	 * - formats
+	 * - enable_count
+	 */
+	struct mutex		mutex;
+
+	unsigned int		enable_count;
 };
 
 struct cal_dev {
@@ -184,11 +207,14 @@ struct cal_dev {
 	/* Camera Core Module handle */
 	struct cal_camerarx	*phy[CAL_NUM_CSI2_PORTS];
 
-	struct cal_ctx		*ctx[CAL_NUM_CONTEXT];
+	u32 num_contexts;
+	struct cal_ctx		*ctx[CAL_MAX_NUM_CONTEXT];
 
 	struct media_device	mdev;
 	struct v4l2_device	v4l2_dev;
 	struct v4l2_async_notifier notifier;
+
+	unsigned long		reserved_pix_proc_mask;
 };
 
 /*
@@ -212,14 +238,20 @@ struct cal_ctx {
 	/* Used to store current pixel format */
 	struct v4l2_format	v_fmt;
 
-	/* Current subdev enumerated format */
+	/* Current subdev enumerated format (legacy) */
 	const struct cal_format_info	**active_fmt;
 	unsigned int		num_active_fmt;
 
 	unsigned int		sequence;
 	struct vb2_queue	vb_vidq;
-	unsigned int		index;
-	unsigned int		cport;
+	u8			dma_ctx;
+	u8			cport;
+	u8			csi2_ctx;
+	u8			pix_proc;
+	u8			vc;
+	u8			datatype;
+
+	bool			use_pix_proc;
 };
 
 extern unsigned int cal_debug;
@@ -237,11 +269,11 @@ extern bool cal_mc_api;
 	dev_err((cal)->dev, fmt, ##arg)
 
 #define ctx_dbg(level, ctx, fmt, arg...)				\
-	cal_dbg(level, (ctx)->cal, "ctx%u: " fmt, (ctx)->index, ##arg)
+	cal_dbg(level, (ctx)->cal, "ctx%u: " fmt, (ctx)->dma_ctx, ##arg)
 #define ctx_info(ctx, fmt, arg...)					\
-	cal_info((ctx)->cal, "ctx%u: " fmt, (ctx)->index, ##arg)
+	cal_info((ctx)->cal, "ctx%u: " fmt, (ctx)->dma_ctx, ##arg)
 #define ctx_err(ctx, fmt, arg...)					\
-	cal_err((ctx)->cal, "ctx%u: " fmt, (ctx)->index, ##arg)
+	cal_err((ctx)->cal, "ctx%u: " fmt, (ctx)->dma_ctx, ##arg)
 
 #define phy_dbg(level, phy, fmt, arg...)				\
 	cal_dbg(level, (phy)->cal, "phy%u: " fmt, (phy)->instance, ##arg)
@@ -297,6 +329,8 @@ struct cal_camerarx *cal_camerarx_create(struct cal_dev *cal,
 					 unsigned int instance);
 void cal_camerarx_destroy(struct cal_camerarx *phy);
 
+int cal_ctx_prepare(struct cal_ctx *ctx);
+void cal_ctx_unprepare(struct cal_ctx *ctx);
 void cal_ctx_set_dma_addr(struct cal_ctx *ctx, dma_addr_t addr);
 void cal_ctx_start(struct cal_ctx *ctx);
 void cal_ctx_stop(struct cal_ctx *ctx);
diff --git a/drivers/media/platform/ti-vpe/cal_regs.h b/drivers/media/platform/ti-vpe/cal_regs.h
index f752096dcf7f..40e4f972fcb7 100644
--- a/drivers/media/platform/ti-vpe/cal_regs.h
+++ b/drivers/media/platform/ti-vpe/cal_regs.h
@@ -72,22 +72,8 @@
 #define CAL_CSI2_TIMING(m)		(0x314U + (m) * 0x80U)
 #define CAL_CSI2_VC_IRQENABLE(m)	(0x318U + (m) * 0x80U)
 #define CAL_CSI2_VC_IRQSTATUS(m)	(0x328U + (m) * 0x80U)
-#define CAL_CSI2_CTX0(m)		(0x330U + (m) * 0x80U)
-#define CAL_CSI2_CTX1(m)		(0x334U + (m) * 0x80U)
-#define CAL_CSI2_CTX2(m)		(0x338U + (m) * 0x80U)
-#define CAL_CSI2_CTX3(m)		(0x33cU + (m) * 0x80U)
-#define CAL_CSI2_CTX4(m)		(0x340U + (m) * 0x80U)
-#define CAL_CSI2_CTX5(m)		(0x344U + (m) * 0x80U)
-#define CAL_CSI2_CTX6(m)		(0x348U + (m) * 0x80U)
-#define CAL_CSI2_CTX7(m)		(0x34cU + (m) * 0x80U)
-#define CAL_CSI2_STATUS0(m)		(0x350U + (m) * 0x80U)
-#define CAL_CSI2_STATUS1(m)		(0x354U + (m) * 0x80U)
-#define CAL_CSI2_STATUS2(m)		(0x358U + (m) * 0x80U)
-#define CAL_CSI2_STATUS3(m)		(0x35cU + (m) * 0x80U)
-#define CAL_CSI2_STATUS4(m)		(0x360U + (m) * 0x80U)
-#define CAL_CSI2_STATUS5(m)		(0x364U + (m) * 0x80U)
-#define CAL_CSI2_STATUS6(m)		(0x368U + (m) * 0x80U)
-#define CAL_CSI2_STATUS7(m)		(0x36cU + (m) * 0x80U)
+#define CAL_CSI2_CTX(phy, csi2_ctx)	(0x330U + (phy) * 0x80U + (csi2_ctx) * 4)
+#define CAL_CSI2_STATUS(phy, csi2_ctx)	(0x350U + (phy) * 0x80U + (csi2_ctx) * 4)
 
 /* CAL CSI2 PHY register offsets */
 #define CAL_CSI2_PHY_REG0		0x000
@@ -139,7 +125,8 @@
 #define CAL_HL_IRQ_EOI_LINE_NUMBER_READ0		0
 #define CAL_HL_IRQ_EOI_LINE_NUMBER_EOI0			0
 
-#define CAL_HL_IRQ_MASK(m)			BIT(m)
+#define CAL_HL_IRQ_WDMA_END_MASK(m)		BIT(m)
+#define CAL_HL_IRQ_WDMA_START_MASK(m)		BIT(m)
 
 #define CAL_HL_IRQ_OCPO_ERR_MASK		BIT(6)
 
@@ -419,32 +406,16 @@
 #define CAL_CSI2_TIMING_STOP_STATE_X16_IO1_MASK		BIT(14)
 #define CAL_CSI2_TIMING_FORCE_RX_MODE_IO1_MASK		BIT(15)
 
-#define CAL_CSI2_VC_IRQ_FS_IRQ_0_MASK			BIT(0)
-#define CAL_CSI2_VC_IRQ_FE_IRQ_0_MASK			BIT(1)
-#define CAL_CSI2_VC_IRQ_LS_IRQ_0_MASK			BIT(2)
-#define CAL_CSI2_VC_IRQ_LE_IRQ_0_MASK			BIT(3)
-#define CAL_CSI2_VC_IRQ_CS_IRQ_0_MASK			BIT(4)
-#define CAL_CSI2_VC_IRQ_ECC_CORRECTION0_IRQ_0_MASK	BIT(5)
-#define CAL_CSI2_VC_IRQ_FS_IRQ_1_MASK			BIT(8)
-#define CAL_CSI2_VC_IRQ_FE_IRQ_1_MASK			BIT(9)
-#define CAL_CSI2_VC_IRQ_LS_IRQ_1_MASK			BIT(10)
-#define CAL_CSI2_VC_IRQ_LE_IRQ_1_MASK			BIT(11)
-#define CAL_CSI2_VC_IRQ_CS_IRQ_1_MASK			BIT(12)
-#define CAL_CSI2_VC_IRQ_ECC_CORRECTION0_IRQ_1_MASK	BIT(13)
-#define CAL_CSI2_VC_IRQ_FS_IRQ_2_MASK			BIT(16)
-#define CAL_CSI2_VC_IRQ_FE_IRQ_2_MASK			BIT(17)
-#define CAL_CSI2_VC_IRQ_LS_IRQ_2_MASK			BIT(18)
-#define CAL_CSI2_VC_IRQ_LE_IRQ_2_MASK			BIT(19)
-#define CAL_CSI2_VC_IRQ_CS_IRQ_2_MASK			BIT(20)
-#define CAL_CSI2_VC_IRQ_ECC_CORRECTION0_IRQ_2_MASK	BIT(21)
-#define CAL_CSI2_VC_IRQ_FS_IRQ_3_MASK			BIT(24)
-#define CAL_CSI2_VC_IRQ_FE_IRQ_3_MASK			BIT(25)
-#define CAL_CSI2_VC_IRQ_LS_IRQ_3_MASK			BIT(26)
-#define CAL_CSI2_VC_IRQ_LE_IRQ_3_MASK			BIT(27)
-#define CAL_CSI2_VC_IRQ_CS_IRQ_3_MASK			BIT(28)
-#define CAL_CSI2_VC_IRQ_ECC_CORRECTION0_IRQ_3_MASK	BIT(29)
+#define CAL_CSI2_VC_IRQ_FS_IRQ_MASK(n)			BIT(0 + ((n) * 8))
+#define CAL_CSI2_VC_IRQ_FE_IRQ_MASK(n)			BIT(1 + ((n) * 8))
+#define CAL_CSI2_VC_IRQ_LS_IRQ_MASK(n)			BIT(2 + ((n) * 8))
+#define CAL_CSI2_VC_IRQ_LE_IRQ_MASK(n)			BIT(3 + ((n) * 8))
+#define CAL_CSI2_VC_IRQ_CS_IRQ_MASK(n)			BIT(4 + ((n) * 8))
+#define CAL_CSI2_VC_IRQ_ECC_CORRECTION_IRQ_MASK(n)	BIT(5 + ((n) * 8))
 
 #define CAL_CSI2_CTX_DT_MASK		GENMASK(5, 0)
+#define CAL_CSI2_CTX_DT_DISABLED	0
+#define CAL_CSI2_CTX_DT_ANY		1
 #define CAL_CSI2_CTX_VC_MASK		GENMASK(7, 6)
 #define CAL_CSI2_CTX_CPORT_MASK		GENMASK(12, 8)
 #define CAL_CSI2_CTX_ATT_MASK		BIT(13)
diff --git a/drivers/media/platform/vsp1/vsp1_entity.c b/drivers/media/platform/vsp1/vsp1_entity.c
index 6f51e5c75543..823c15facd1b 100644
--- a/drivers/media/platform/vsp1/vsp1_entity.c
+++ b/drivers/media/platform/vsp1/vsp1_entity.c
@@ -676,9 +676,9 @@ int vsp1_entity_init(struct vsp1_device *vsp1, struct vsp1_entity *entity,
 	 * rectangles.
 	 */
 	entity->config = v4l2_subdev_alloc_state(&entity->subdev);
-	if (entity->config == NULL) {
+	if (IS_ERR(entity->config)) {
 		media_entity_cleanup(&entity->subdev.entity);
-		return -ENOMEM;
+		return PTR_ERR(entity->config);
 	}
 
 	return 0;
diff --git a/drivers/media/rc/Kconfig b/drivers/media/rc/Kconfig
index d0a8326b75c2..fd5a7a058714 100644
--- a/drivers/media/rc/Kconfig
+++ b/drivers/media/rc/Kconfig
@@ -246,6 +246,16 @@ config IR_MESON
 	   To compile this driver as a module, choose M here: the
 	   module will be called meson-ir.
 
+config IR_MESON_TX
+	tristate "Amlogic Meson IR TX"
+	depends on ARCH_MESON || COMPILE_TEST
+	help
+	   Say Y if you want to use the IR transmitter available on
+	   Amlogic Meson SoCs.
+
+	   To compile this driver as a module, choose M here: the
+	   module will be called meson-ir-tx.
+
 config IR_MTK
 	tristate "Mediatek IR remote receiver"
 	depends on ARCH_MEDIATEK || COMPILE_TEST
diff --git a/drivers/media/rc/Makefile b/drivers/media/rc/Makefile
index 692e9b6b203f..0db51fad27d6 100644
--- a/drivers/media/rc/Makefile
+++ b/drivers/media/rc/Makefile
@@ -28,6 +28,7 @@ obj-$(CONFIG_IR_ITE_CIR) += ite-cir.o
 obj-$(CONFIG_IR_MCEUSB) += mceusb.o
 obj-$(CONFIG_IR_FINTEK) += fintek-cir.o
 obj-$(CONFIG_IR_MESON) += meson-ir.o
+obj-$(CONFIG_IR_MESON_TX) += meson-ir-tx.o
 obj-$(CONFIG_IR_NUVOTON) += nuvoton-cir.o
 obj-$(CONFIG_IR_ENE) += ene_ir.o
 obj-$(CONFIG_IR_REDRAT3) += redrat3.o
diff --git a/drivers/media/rc/ene_ir.c b/drivers/media/rc/ene_ir.c
index 6049e5c95394..e09270916fbc 100644
--- a/drivers/media/rc/ene_ir.c
+++ b/drivers/media/rc/ene_ir.c
@@ -1052,7 +1052,7 @@ static int ene_probe(struct pnp_dev *pnp_dev, const struct pnp_device_id *id)
 	rdev->device_name = "ENE eHome Infrared Remote Receiver";
 
 	if (dev->hw_learning_and_tx_capable) {
-		rdev->s_learning_mode = ene_set_learning_mode;
+		rdev->s_wideband_receiver = ene_set_learning_mode;
 		init_completion(&dev->tx_complete);
 		rdev->tx_ir = ene_transmit;
 		rdev->s_tx_mask = ene_set_tx_mask;
diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c
index 116daf90c858..7f591ff5269d 100644
--- a/drivers/media/rc/lirc_dev.c
+++ b/drivers/media/rc/lirc_dev.c
@@ -412,7 +412,7 @@ static long lirc_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 			val |= LIRC_CAN_SET_REC_CARRIER |
 				LIRC_CAN_SET_REC_CARRIER_RANGE;
 
-		if (dev->s_learning_mode)
+		if (dev->s_wideband_receiver)
 			val |= LIRC_CAN_USE_WIDEBAND_RECEIVER;
 
 		if (dev->s_carrier_report)
@@ -519,10 +519,10 @@ static long lirc_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 		break;
 
 	case LIRC_SET_WIDEBAND_RECEIVER:
-		if (!dev->s_learning_mode)
+		if (!dev->s_wideband_receiver)
 			ret = -ENOTTY;
 		else
-			ret = dev->s_learning_mode(dev, !!val);
+			ret = dev->s_wideband_receiver(dev, !!val);
 		break;
 
 	case LIRC_SET_MEASURE_CARRIER_MODE:
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c
index 5642595a057e..e03dd1f0144f 100644
--- a/drivers/media/rc/mceusb.c
+++ b/drivers/media/rc/mceusb.c
@@ -1630,7 +1630,7 @@ static struct rc_dev *mceusb_init_rc_dev(struct mceusb_dev *ir)
 		rc->tx_ir = mceusb_tx_ir;
 	}
 	if (ir->flags.rx2 > 0) {
-		rc->s_learning_mode = mceusb_set_rx_wideband;
+		rc->s_wideband_receiver = mceusb_set_rx_wideband;
 		rc->s_carrier_report = mceusb_set_rx_carrier_report;
 	}
 	rc->driver_name = DRIVER_NAME;
diff --git a/drivers/media/rc/meson-ir-tx.c b/drivers/media/rc/meson-ir-tx.c
new file mode 100644
index 000000000000..3055f8e1b6ff
--- /dev/null
+++ b/drivers/media/rc/meson-ir-tx.c
@@ -0,0 +1,407 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/**
+ * meson-ir-tx.c - Amlogic Meson IR TX driver
+ *
+ * Copyright (c) 2021, SberDevices. All Rights Reserved.
+ *
+ * Author: Viktor Prutyanov <viktor.prutyanov@phystech.edu>
+ */
+
+#include <linux/device.h>
+#include <linux/module.h>
+#include <linux/sched.h>
+#include <linux/platform_device.h>
+#include <linux/of.h>
+#include <linux/interrupt.h>
+#include <linux/spinlock.h>
+#include <linux/of_irq.h>
+#include <linux/clk.h>
+#include <linux/slab.h>
+#include <media/rc-core.h>
+
+#define DEVICE_NAME	"Meson IR TX"
+#define DRIVER_NAME	"meson-ir-tx"
+
+#define MIRTX_DEFAULT_CARRIER		38000
+#define MIRTX_DEFAULT_DUTY_CYCLE	50
+#define MIRTX_FIFO_THD			32
+
+#define IRB_MOD_1US_CLK_RATE	1000000
+
+#define IRB_FIFO_LEN	128
+
+#define IRB_ADDR0	0x0
+#define IRB_ADDR1	0x4
+#define IRB_ADDR2	0x8
+#define IRB_ADDR3	0xc
+
+#define IRB_MAX_DELAY	(1 << 10)
+#define IRB_DELAY_MASK	(IRB_MAX_DELAY - 1)
+
+/* IRCTRL_IR_BLASTER_ADDR0 */
+#define IRB_MOD_CLK(x)		((x) << 12)
+#define IRB_MOD_SYS_CLK		0
+#define IRB_MOD_XTAL3_CLK	1
+#define IRB_MOD_1US_CLK		2
+#define IRB_MOD_10US_CLK	3
+#define IRB_INIT_HIGH		BIT(2)
+#define IRB_ENABLE		BIT(0)
+
+/* IRCTRL_IR_BLASTER_ADDR2 */
+#define IRB_MOD_COUNT(lo, hi)	((((lo) - 1) << 16) | ((hi) - 1))
+
+/* IRCTRL_IR_BLASTER_ADDR2 */
+#define IRB_WRITE_FIFO	BIT(16)
+#define IRB_MOD_ENABLE	BIT(12)
+#define IRB_TB_1US	(0x0 << 10)
+#define IRB_TB_10US	(0x1 << 10)
+#define IRB_TB_100US	(0x2 << 10)
+#define IRB_TB_MOD_CLK	(0x3 << 10)
+
+/* IRCTRL_IR_BLASTER_ADDR3 */
+#define IRB_FIFO_THD_PENDING	BIT(16)
+#define IRB_FIFO_IRQ_ENABLE	BIT(8)
+
+struct meson_irtx {
+	struct device *dev;
+	void __iomem *reg_base;
+	u32 *buf;
+	unsigned int buf_len;
+	unsigned int buf_head;
+	unsigned int carrier;
+	unsigned int duty_cycle;
+	/* Locks buf */
+	spinlock_t lock;
+	struct completion completion;
+	unsigned long clk_rate;
+};
+
+static void meson_irtx_set_mod(struct meson_irtx *ir)
+{
+	unsigned int cnt = DIV_ROUND_CLOSEST(ir->clk_rate, ir->carrier);
+	unsigned int pulse_cnt = DIV_ROUND_CLOSEST(cnt * ir->duty_cycle, 100);
+	unsigned int space_cnt = cnt - pulse_cnt;
+
+	dev_dbg(ir->dev, "F_mod = %uHz, T_mod = %luns, duty_cycle = %u%%\n",
+		ir->carrier, NSEC_PER_SEC / ir->clk_rate * cnt,
+		100 * pulse_cnt / cnt);
+
+	writel(IRB_MOD_COUNT(pulse_cnt, space_cnt),
+	       ir->reg_base + IRB_ADDR1);
+}
+
+static void meson_irtx_setup(struct meson_irtx *ir, unsigned int clk_nr)
+{
+	/*
+	 * Disable the TX, set modulator clock tick and set initialize
+	 * output to be high. Set up carrier frequency and duty cycle. Then
+	 * unset initialize output. Enable FIFO interrupt, set FIFO interrupt
+	 * threshold. Finally, enable the transmitter back.
+	 */
+	writel(~IRB_ENABLE & (IRB_MOD_CLK(clk_nr) | IRB_INIT_HIGH),
+	       ir->reg_base + IRB_ADDR0);
+	meson_irtx_set_mod(ir);
+	writel(readl(ir->reg_base + IRB_ADDR0) & ~IRB_INIT_HIGH,
+	       ir->reg_base + IRB_ADDR0);
+	writel(IRB_FIFO_IRQ_ENABLE | MIRTX_FIFO_THD,
+	       ir->reg_base + IRB_ADDR3);
+	writel(readl(ir->reg_base + IRB_ADDR0) | IRB_ENABLE,
+	       ir->reg_base + IRB_ADDR0);
+}
+
+static u32 meson_irtx_prepare_pulse(struct meson_irtx *ir, unsigned int time)
+{
+	unsigned int delay;
+	unsigned int tb = IRB_TB_MOD_CLK;
+	unsigned int tb_us = DIV_ROUND_CLOSEST(USEC_PER_SEC, ir->carrier);
+
+	delay = (DIV_ROUND_CLOSEST(time, tb_us) - 1) & IRB_DELAY_MASK;
+
+	return ((IRB_WRITE_FIFO | IRB_MOD_ENABLE) | tb | delay);
+}
+
+static u32 meson_irtx_prepare_space(struct meson_irtx *ir, unsigned int time)
+{
+	unsigned int delay;
+	unsigned int tb = IRB_TB_100US;
+	unsigned int tb_us = 100;
+
+	if (time <= IRB_MAX_DELAY) {
+		tb = IRB_TB_1US;
+		tb_us = 1;
+	} else if (time <= 10 * IRB_MAX_DELAY) {
+		tb = IRB_TB_10US;
+		tb_us = 10;
+	} else if (time <= 100 * IRB_MAX_DELAY) {
+		tb = IRB_TB_100US;
+		tb_us = 100;
+	}
+
+	delay = (DIV_ROUND_CLOSEST(time, tb_us) - 1) & IRB_DELAY_MASK;
+
+	return ((IRB_WRITE_FIFO & ~IRB_MOD_ENABLE) | tb | delay);
+}
+
+static void meson_irtx_send_buffer(struct meson_irtx *ir)
+{
+	unsigned int nr = 0;
+	unsigned int max_fifo_level = IRB_FIFO_LEN - MIRTX_FIFO_THD;
+
+	while (ir->buf_head < ir->buf_len && nr < max_fifo_level) {
+		writel(ir->buf[ir->buf_head], ir->reg_base + IRB_ADDR2);
+
+		ir->buf_head++;
+		nr++;
+	}
+}
+
+static bool meson_irtx_check_buf(struct meson_irtx *ir,
+				 unsigned int *buf, unsigned int len)
+{
+	unsigned int i;
+
+	for (i = 0; i < len; i++) {
+		unsigned int max_tb_us;
+		/*
+		 * Max space timebase is 100 us.
+		 * Pulse timebase equals to carrier period.
+		 */
+		if (i % 2 == 0)
+			max_tb_us = USEC_PER_SEC / ir->carrier;
+		else
+			max_tb_us = 100;
+
+		if (buf[i] >= max_tb_us * IRB_MAX_DELAY)
+			return false;
+	}
+
+	return true;
+}
+
+static void meson_irtx_fill_buf(struct meson_irtx *ir, u32 *dst_buf,
+				unsigned int *src_buf, unsigned int len)
+{
+	unsigned int i;
+
+	for (i = 0; i < len; i++) {
+		if (i % 2 == 0)
+			dst_buf[i] = meson_irtx_prepare_pulse(ir, src_buf[i]);
+		else
+			dst_buf[i] = meson_irtx_prepare_space(ir, src_buf[i]);
+	}
+}
+
+static irqreturn_t meson_irtx_irqhandler(int irq, void *data)
+{
+	unsigned long flags;
+	struct meson_irtx *ir = data;
+
+	writel(readl(ir->reg_base + IRB_ADDR3) & ~IRB_FIFO_THD_PENDING,
+	       ir->reg_base + IRB_ADDR3);
+
+	if (completion_done(&ir->completion))
+		return IRQ_HANDLED;
+
+	spin_lock_irqsave(&ir->lock, flags);
+	if (ir->buf_head < ir->buf_len)
+		meson_irtx_send_buffer(ir);
+	else
+		complete(&ir->completion);
+	spin_unlock_irqrestore(&ir->lock, flags);
+
+	return IRQ_HANDLED;
+}
+
+static int meson_irtx_set_carrier(struct rc_dev *rc, u32 carrier)
+{
+	struct meson_irtx *ir = rc->priv;
+
+	if (carrier == 0)
+		return -EINVAL;
+
+	ir->carrier = carrier;
+	meson_irtx_set_mod(ir);
+
+	return 0;
+}
+
+static int meson_irtx_set_duty_cycle(struct rc_dev *rc, u32 duty_cycle)
+{
+	struct meson_irtx *ir = rc->priv;
+
+	ir->duty_cycle = duty_cycle;
+	meson_irtx_set_mod(ir);
+
+	return 0;
+}
+
+static void meson_irtx_update_buf(struct meson_irtx *ir, u32 *buf,
+				  unsigned int len, unsigned int head)
+{
+	ir->buf = buf;
+	ir->buf_len = len;
+	ir->buf_head = head;
+}
+
+static int meson_irtx_transmit(struct rc_dev *rc, unsigned int *buf,
+			       unsigned int len)
+{
+	unsigned long flags;
+	struct meson_irtx *ir = rc->priv;
+	u32 *tx_buf;
+	int ret = len;
+
+	if (!meson_irtx_check_buf(ir, buf, len))
+		return -EINVAL;
+
+	tx_buf = kmalloc_array(len, sizeof(u32), GFP_KERNEL);
+	if (!tx_buf)
+		return -ENOMEM;
+
+	meson_irtx_fill_buf(ir, tx_buf, buf, len);
+	dev_dbg(ir->dev, "TX buffer filled, length = %u\n", len);
+
+	spin_lock_irqsave(&ir->lock, flags);
+	meson_irtx_update_buf(ir, tx_buf, len, 0);
+	reinit_completion(&ir->completion);
+	meson_irtx_send_buffer(ir);
+	spin_unlock_irqrestore(&ir->lock, flags);
+
+	if (!wait_for_completion_timeout(&ir->completion,
+					 usecs_to_jiffies(IR_MAX_DURATION)))
+		ret = -ETIMEDOUT;
+
+	spin_lock_irqsave(&ir->lock, flags);
+	kfree(ir->buf);
+	meson_irtx_update_buf(ir, NULL, 0, 0);
+	spin_unlock_irqrestore(&ir->lock, flags);
+
+	return ret;
+}
+
+static int meson_irtx_mod_clock_probe(struct meson_irtx *ir,
+				      unsigned int *clk_nr)
+{
+	struct device_node *np = ir->dev->of_node;
+	struct clk *clock;
+
+	if (!np)
+		return -ENODEV;
+
+	clock = devm_clk_get(ir->dev, "xtal");
+	if (IS_ERR(clock) || clk_prepare_enable(clock))
+		return -ENODEV;
+
+	*clk_nr = IRB_MOD_XTAL3_CLK;
+	ir->clk_rate = clk_get_rate(clock) / 3;
+
+	if (ir->clk_rate < IRB_MOD_1US_CLK_RATE) {
+		*clk_nr = IRB_MOD_1US_CLK;
+		ir->clk_rate = IRB_MOD_1US_CLK_RATE;
+	}
+
+	dev_info(ir->dev, "F_clk = %luHz\n", ir->clk_rate);
+
+	return 0;
+}
+
+static int __init meson_irtx_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct meson_irtx *ir;
+	struct rc_dev *rc;
+	int irq;
+	unsigned int clk_nr;
+	int ret;
+
+	ir = devm_kzalloc(dev, sizeof(*ir), GFP_KERNEL);
+	if (!ir)
+		return -ENOMEM;
+
+	ir->reg_base = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(ir->reg_base))
+		return PTR_ERR(ir->reg_base);
+
+	irq = platform_get_irq(pdev, 0);
+	if (irq < 0) {
+		dev_err(dev, "no irq resource found\n");
+		return -ENODEV;
+	}
+
+	ir->dev = dev;
+	ir->carrier = MIRTX_DEFAULT_CARRIER;
+	ir->duty_cycle = MIRTX_DEFAULT_DUTY_CYCLE;
+	init_completion(&ir->completion);
+	spin_lock_init(&ir->lock);
+
+	ret = meson_irtx_mod_clock_probe(ir, &clk_nr);
+	if (ret) {
+		dev_err(dev, "modulator clock setup failed\n");
+		return ret;
+	}
+	meson_irtx_setup(ir, clk_nr);
+
+	ret = devm_request_irq(dev, irq,
+			       meson_irtx_irqhandler,
+			       IRQF_TRIGGER_RISING,
+			       DRIVER_NAME, ir);
+	if (ret) {
+		dev_err(dev, "irq request failed\n");
+		return ret;
+	}
+
+	rc = rc_allocate_device(RC_DRIVER_IR_RAW_TX);
+	if (!rc)
+		return -ENOMEM;
+
+	rc->driver_name = DRIVER_NAME;
+	rc->device_name = DEVICE_NAME;
+	rc->priv = ir;
+
+	rc->tx_ir = meson_irtx_transmit;
+	rc->s_tx_carrier = meson_irtx_set_carrier;
+	rc->s_tx_duty_cycle = meson_irtx_set_duty_cycle;
+
+	ret = rc_register_device(rc);
+	if (ret < 0) {
+		dev_err(dev, "rc_dev registration failed\n");
+		rc_free_device(rc);
+		return ret;
+	}
+
+	platform_set_drvdata(pdev, rc);
+
+	return 0;
+}
+
+static int meson_irtx_remove(struct platform_device *pdev)
+{
+	struct rc_dev *rc = platform_get_drvdata(pdev);
+
+	rc_unregister_device(rc);
+
+	return 0;
+}
+
+static const struct of_device_id meson_irtx_dt_match[] = {
+	{
+		.compatible = "amlogic,meson-g12a-ir-tx",
+	},
+	{},
+};
+MODULE_DEVICE_TABLE(of, meson_irtx_dt_match);
+
+static struct platform_driver meson_irtx_pd = {
+	.remove = meson_irtx_remove,
+	.driver = {
+		.name = DRIVER_NAME,
+		.owner  = THIS_MODULE,
+		.of_match_table = meson_irtx_dt_match,
+	},
+};
+
+module_platform_driver_probe(meson_irtx_pd, meson_irtx_probe);
+
+MODULE_DESCRIPTION("Meson IR TX driver");
+MODULE_AUTHOR("Viktor Prutyanov <viktor.prutyanov@phystech.edu>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/rc/rc-loopback.c b/drivers/media/rc/rc-loopback.c
index 1ba3f96ffa7d..6441879fcba1 100644
--- a/drivers/media/rc/rc-loopback.c
+++ b/drivers/media/rc/rc-loopback.c
@@ -15,12 +15,9 @@
 #include <linux/slab.h>
 #include <media/rc-core.h>
 
-#define DRIVER_NAME	"rc-loopback"
-#define dprintk(x...)	if (debug) printk(KERN_INFO DRIVER_NAME ": " x)
-#define RXMASK_REGULAR	0x1
-#define RXMASK_LEARNING	0x2
-
-static bool debug;
+#define DRIVER_NAME		"rc-loopback"
+#define RXMASK_NARROWBAND	0x1
+#define RXMASK_WIDEBAND		0x2
 
 struct loopback_dev {
 	struct rc_dev *dev;
@@ -28,7 +25,7 @@ struct loopback_dev {
 	u32 txcarrier;
 	u32 txduty;
 	bool idle;
-	bool learning;
+	bool wideband;
 	bool carrierreport;
 	u32 rxcarriermin;
 	u32 rxcarriermax;
@@ -40,12 +37,12 @@ static int loop_set_tx_mask(struct rc_dev *dev, u32 mask)
 {
 	struct loopback_dev *lodev = dev->priv;
 
-	if ((mask & (RXMASK_REGULAR | RXMASK_LEARNING)) != mask) {
-		dprintk("invalid tx mask: %u\n", mask);
-		return -EINVAL;
+	if ((mask & (RXMASK_NARROWBAND | RXMASK_WIDEBAND)) != mask) {
+		dev_dbg(&dev->dev, "invalid tx mask: %u\n", mask);
+		return 2;
 	}
 
-	dprintk("setting tx mask: %u\n", mask);
+	dev_dbg(&dev->dev, "setting tx mask: %u\n", mask);
 	lodev->txmask = mask;
 	return 0;
 }
@@ -54,7 +51,7 @@ static int loop_set_tx_carrier(struct rc_dev *dev, u32 carrier)
 {
 	struct loopback_dev *lodev = dev->priv;
 
-	dprintk("setting tx carrier: %u\n", carrier);
+	dev_dbg(&dev->dev, "setting tx carrier: %u\n", carrier);
 	lodev->txcarrier = carrier;
 	return 0;
 }
@@ -64,11 +61,11 @@ static int loop_set_tx_duty_cycle(struct rc_dev *dev, u32 duty_cycle)
 	struct loopback_dev *lodev = dev->priv;
 
 	if (duty_cycle < 1 || duty_cycle > 99) {
-		dprintk("invalid duty cycle: %u\n", duty_cycle);
+		dev_dbg(&dev->dev, "invalid duty cycle: %u\n", duty_cycle);
 		return -EINVAL;
 	}
 
-	dprintk("setting duty cycle: %u\n", duty_cycle);
+	dev_dbg(&dev->dev, "setting duty cycle: %u\n", duty_cycle);
 	lodev->txduty = duty_cycle;
 	return 0;
 }
@@ -78,11 +75,11 @@ static int loop_set_rx_carrier_range(struct rc_dev *dev, u32 min, u32 max)
 	struct loopback_dev *lodev = dev->priv;
 
 	if (min < 1 || min > max) {
-		dprintk("invalid rx carrier range %u to %u\n", min, max);
+		dev_dbg(&dev->dev, "invalid rx carrier range %u to %u\n", min, max);
 		return -EINVAL;
 	}
 
-	dprintk("setting rx carrier range %u to %u\n", min, max);
+	dev_dbg(&dev->dev, "setting rx carrier range %u to %u\n", min, max);
 	lodev->rxcarriermin = min;
 	lodev->rxcarriermax = max;
 	return 0;
@@ -97,25 +94,33 @@ static int loop_tx_ir(struct rc_dev *dev, unsigned *txbuf, unsigned count)
 
 	if (lodev->txcarrier < lodev->rxcarriermin ||
 	    lodev->txcarrier > lodev->rxcarriermax) {
-		dprintk("ignoring tx, carrier out of range\n");
+		dev_dbg(&dev->dev, "ignoring tx, carrier out of range\n");
 		goto out;
 	}
 
-	if (lodev->learning)
-		rxmask = RXMASK_LEARNING;
+	if (lodev->wideband)
+		rxmask = RXMASK_WIDEBAND;
 	else
-		rxmask = RXMASK_REGULAR;
+		rxmask = RXMASK_NARROWBAND;
 
 	if (!(rxmask & lodev->txmask)) {
-		dprintk("ignoring tx, rx mask mismatch\n");
+		dev_dbg(&dev->dev, "ignoring tx, rx mask mismatch\n");
 		goto out;
 	}
 
 	for (i = 0; i < count; i++) {
 		rawir.pulse = i % 2 ? false : true;
 		rawir.duration = txbuf[i];
-		if (rawir.duration)
-			ir_raw_event_store_with_filter(dev, &rawir);
+
+		ir_raw_event_store_with_filter(dev, &rawir);
+	}
+
+	if (lodev->carrierreport) {
+		rawir.pulse = false;
+		rawir.carrier_report = true;
+		rawir.carrier = lodev->txcarrier;
+
+		ir_raw_event_store(dev, &rawir);
 	}
 
 	/* Fake a silence long enough to cause us to go idle */
@@ -134,18 +139,18 @@ static void loop_set_idle(struct rc_dev *dev, bool enable)
 	struct loopback_dev *lodev = dev->priv;
 
 	if (lodev->idle != enable) {
-		dprintk("%sing idle mode\n", enable ? "enter" : "exit");
+		dev_dbg(&dev->dev, "%sing idle mode\n", enable ? "enter" : "exit");
 		lodev->idle = enable;
 	}
 }
 
-static int loop_set_learning_mode(struct rc_dev *dev, int enable)
+static int loop_set_wideband_receiver(struct rc_dev *dev, int enable)
 {
 	struct loopback_dev *lodev = dev->priv;
 
-	if (lodev->learning != enable) {
-		dprintk("%sing learning mode\n", enable ? "enter" : "exit");
-		lodev->learning = !!enable;
+	if (lodev->wideband != enable) {
+		dev_dbg(&dev->dev, "using %sband receiver\n", enable ? "wide" : "narrow");
+		lodev->wideband = !!enable;
 	}
 
 	return 0;
@@ -156,7 +161,7 @@ static int loop_set_carrier_report(struct rc_dev *dev, int enable)
 	struct loopback_dev *lodev = dev->priv;
 
 	if (lodev->carrierreport != enable) {
-		dprintk("%sabling carrier reports\n", enable ? "en" : "dis");
+		dev_dbg(&dev->dev, "%sabling carrier reports\n", enable ? "en" : "dis");
 		lodev->carrierreport = !!enable;
 	}
 
@@ -204,10 +209,8 @@ static int __init loop_init(void)
 	int ret;
 
 	rc = rc_allocate_device(RC_DRIVER_IR_RAW);
-	if (!rc) {
-		printk(KERN_ERR DRIVER_NAME ": rc_dev allocation failed\n");
+	if (!rc)
 		return -ENOMEM;
-	}
 
 	rc->device_name		= "rc-core loopback device";
 	rc->input_phys		= "rc-core/virtual";
@@ -219,9 +222,9 @@ static int __init loop_init(void)
 	rc->allowed_protocols	= RC_PROTO_BIT_ALL_IR_DECODER;
 	rc->allowed_wakeup_protocols = RC_PROTO_BIT_ALL_IR_ENCODER;
 	rc->encode_wakeup	= true;
-	rc->timeout		= MS_TO_US(100); /* 100 ms */
+	rc->timeout		= IR_DEFAULT_TIMEOUT;
 	rc->min_timeout		= 1;
-	rc->max_timeout		= UINT_MAX;
+	rc->max_timeout		= IR_MAX_TIMEOUT;
 	rc->rx_resolution	= 1;
 	rc->tx_resolution	= 1;
 	rc->s_tx_mask		= loop_set_tx_mask;
@@ -230,22 +233,22 @@ static int __init loop_init(void)
 	rc->s_rx_carrier_range	= loop_set_rx_carrier_range;
 	rc->tx_ir		= loop_tx_ir;
 	rc->s_idle		= loop_set_idle;
-	rc->s_learning_mode	= loop_set_learning_mode;
+	rc->s_wideband_receiver	= loop_set_wideband_receiver;
 	rc->s_carrier_report	= loop_set_carrier_report;
 	rc->s_wakeup_filter	= loop_set_wakeup_filter;
 
-	loopdev.txmask		= RXMASK_REGULAR;
+	loopdev.txmask		= RXMASK_NARROWBAND;
 	loopdev.txcarrier	= 36000;
 	loopdev.txduty		= 50;
 	loopdev.rxcarriermin	= 1;
 	loopdev.rxcarriermax	= ~0;
 	loopdev.idle		= true;
-	loopdev.learning	= false;
+	loopdev.wideband	= false;
 	loopdev.carrierreport	= false;
 
 	ret = rc_register_device(rc);
 	if (ret < 0) {
-		printk(KERN_ERR DRIVER_NAME ": rc_dev registration failed\n");
+		dev_err(&rc->dev, "rc_dev registration failed\n");
 		rc_free_device(rc);
 		return ret;
 	}
@@ -262,9 +265,6 @@ static void __exit loop_exit(void)
 module_init(loop_init);
 module_exit(loop_exit);
 
-module_param(debug, bool, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(debug, "Enable debug messages");
-
 MODULE_DESCRIPTION("Loopback device for rc-core debugging");
 MODULE_AUTHOR("David Härdeman <david@hardeman.nu>");
 MODULE_LICENSE("GPL");
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 8e88dc8ea6c5..b90438a71c80 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -1940,7 +1940,7 @@ int rc_register_device(struct rc_dev *dev)
 	kfree(path);
 
 	/*
-	 * once the the input device is registered in rc_setup_rx_device,
+	 * once the input device is registered in rc_setup_rx_device,
 	 * userspace can open the input device and rc_open() will be called
 	 * as a result. This results in driver code being allowed to submit
 	 * keycodes with rc_keydown, so lirc must be registered first.
diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c
index 2cf3377ec63a..ac85464864b9 100644
--- a/drivers/media/rc/redrat3.c
+++ b/drivers/media/rc/redrat3.c
@@ -6,7 +6,7 @@
  *  based heavily on the work of Stephen Cox, with additional
  *  help from RedRat Ltd.
  *
- * This driver began life based an an old version of the first-generation
+ * This driver began life based on an old version of the first-generation
  * lirc_mceusb driver from the lirc 0.7.2 distribution. It was then
  * significantly rewritten by Stephen Cox with the aid of RedRat Ltd's
  * Chris Dodge.
diff --git a/drivers/media/rc/streamzap.c b/drivers/media/rc/streamzap.c
index 9f3cd9fb6b6e..9cd765e31c49 100644
--- a/drivers/media/rc/streamzap.c
+++ b/drivers/media/rc/streamzap.c
@@ -265,8 +265,6 @@ static void streamzap_callback(struct urb *urb)
 
 	ir_raw_event_handle(sz->rdev);
 	usb_submit_urb(urb, GFP_ATOMIC);
-
-	return;
 }
 
 static struct rc_dev *streamzap_init_rc_dev(struct streamzap_ir *sz)
diff --git a/drivers/media/spi/cxd2880-spi.c b/drivers/media/spi/cxd2880-spi.c
index e5094fff04c5..b91a1e845b97 100644
--- a/drivers/media/spi/cxd2880-spi.c
+++ b/drivers/media/spi/cxd2880-spi.c
@@ -524,13 +524,13 @@ cxd2880_spi_probe(struct spi_device *spi)
 	if (IS_ERR(dvb_spi->vcc_supply)) {
 		if (PTR_ERR(dvb_spi->vcc_supply) == -EPROBE_DEFER) {
 			ret = -EPROBE_DEFER;
-			goto fail_adapter;
+			goto fail_regulator;
 		}
 		dvb_spi->vcc_supply = NULL;
 	} else {
 		ret = regulator_enable(dvb_spi->vcc_supply);
 		if (ret)
-			goto fail_adapter;
+			goto fail_regulator;
 	}
 
 	dvb_spi->spi = spi;
@@ -618,6 +618,9 @@ fail_frontend:
 fail_attach:
 	dvb_unregister_adapter(&dvb_spi->adapter);
 fail_adapter:
+	if (!dvb_spi->vcc_supply)
+		regulator_disable(dvb_spi->vcc_supply);
+fail_regulator:
 	kfree(dvb_spi);
 	return ret;
 }
diff --git a/drivers/media/test-drivers/vivid/vivid-cec.c b/drivers/media/test-drivers/vivid/vivid-cec.c
index 4d2413e87730..55ea039fe5b2 100644
--- a/drivers/media/test-drivers/vivid/vivid-cec.c
+++ b/drivers/media/test-drivers/vivid/vivid-cec.c
@@ -282,5 +282,5 @@ struct cec_adapter *vivid_cec_alloc_adap(struct vivid_dev *dev,
 	snprintf(name, sizeof(name), "vivid-%03d-vid-%s%d",
 		 dev->inst, is_source ? "out" : "cap", idx);
 	return cec_allocate_adapter(&vivid_cec_adap_ops, dev,
-		name, caps, 1);
+				    name, caps, CEC_MAX_LOG_ADDRS);
 }
diff --git a/drivers/media/usb/dvb-usb-v2/Kconfig b/drivers/media/usb/dvb-usb-v2/Kconfig
index 5c75303fba9d..60ca8b9d070b 100644
--- a/drivers/media/usb/dvb-usb-v2/Kconfig
+++ b/drivers/media/usb/dvb-usb-v2/Kconfig
@@ -34,6 +34,8 @@ config DVB_USB_AF9035
 	tristate "Afatech AF9035 DVB-T USB2.0 support"
 	depends on DVB_USB_V2
 	select DVB_AF9033
+	select DVB_SI2168 if MEDIA_SUBDRV_AUTOSELECT
+	select MEDIA_TUNER_SI2157 if MEDIA_SUBDRV_AUTOSELECT
 	select MEDIA_TUNER_TUA9001 if MEDIA_SUBDRV_AUTOSELECT
 	select MEDIA_TUNER_FC0011 if MEDIA_SUBDRV_AUTOSELECT
 	select MEDIA_TUNER_MXL5007T if MEDIA_SUBDRV_AUTOSELECT
diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c
index b1f69c11c839..5eef37b00a52 100644
--- a/drivers/media/usb/dvb-usb-v2/af9035.c
+++ b/drivers/media/usb/dvb-usb-v2/af9035.c
@@ -210,6 +210,7 @@ static int af9035_add_i2c_dev(struct dvb_usb_device *d, const char *type,
 	/* register I2C device */
 	client = i2c_new_client_device(adapter, &board_info);
 	if (!i2c_client_has_driver(client)) {
+		dev_err(&intf->dev, "failed to bind i2c device to %s driver\n", type);
 		ret = -ENODEV;
 		goto err;
 	}
diff --git a/drivers/media/usb/dvb-usb-v2/dvbsky.c b/drivers/media/usb/dvb-usb-v2/dvbsky.c
index 689829f1b52a..1221c924312a 100644
--- a/drivers/media/usb/dvb-usb-v2/dvbsky.c
+++ b/drivers/media/usb/dvb-usb-v2/dvbsky.c
@@ -541,7 +541,9 @@ static int dvbsky_mygica_t230c_attach(struct dvb_usb_adapter *adap)
 	si2168_config.i2c_adapter = &i2c_adapter;
 	si2168_config.fe = &adap->fe[0];
 	si2168_config.ts_mode = SI2168_TS_PARALLEL;
-	if (le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_MYGICA_T230C2)
+	if (le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_MYGICA_T230C2 ||
+	    le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_MYGICA_T230C2_LITE ||
+	    le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_MYGICA_T230A)
 		si2168_config.ts_mode |= SI2168_TS_CLK_MANUAL;
 	si2168_config.ts_clock_inv = 1;
 
@@ -577,15 +579,24 @@ static int dvbsky_mygica_t230c_attach(struct dvb_usb_adapter *adap)
 
 static int dvbsky_identify_state(struct dvb_usb_device *d, const char **name)
 {
-	dvbsky_gpio_ctrl(d, 0x04, 1);
-	msleep(20);
-	dvbsky_gpio_ctrl(d, 0x83, 0);
-	dvbsky_gpio_ctrl(d, 0xc0, 1);
-	msleep(100);
-	dvbsky_gpio_ctrl(d, 0x83, 1);
-	dvbsky_gpio_ctrl(d, 0xc0, 0);
-	msleep(50);
-
+	if (le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_MYGICA_T230A) {
+		dvbsky_gpio_ctrl(d, 0x87, 0);
+		msleep(20);
+		dvbsky_gpio_ctrl(d, 0x86, 1);
+		dvbsky_gpio_ctrl(d, 0x80, 0);
+		msleep(100);
+		dvbsky_gpio_ctrl(d, 0x80, 1);
+		msleep(50);
+	} else {
+		dvbsky_gpio_ctrl(d, 0x04, 1);
+		msleep(20);
+		dvbsky_gpio_ctrl(d, 0x83, 0);
+		dvbsky_gpio_ctrl(d, 0xc0, 1);
+		msleep(100);
+		dvbsky_gpio_ctrl(d, 0x83, 1);
+		dvbsky_gpio_ctrl(d, 0xc0, 0);
+		msleep(50);
+	}
 	return WARM;
 }
 
@@ -789,6 +800,12 @@ static const struct usb_device_id dvbsky_id_table[] = {
 	{ DVB_USB_DEVICE(USB_VID_CONEXANT, USB_PID_MYGICA_T230C2,
 		&mygica_t230c_props, "MyGica Mini DVB-(T/T2/C) USB Stick T230C v2",
 		RC_MAP_TOTAL_MEDIA_IN_HAND_02) },
+	{ DVB_USB_DEVICE(USB_VID_CONEXANT, USB_PID_MYGICA_T230C2_LITE,
+		 &mygica_t230c_props, "MyGica Mini DVB-(T/T2/C) USB Stick T230C v2  Lite",
+		 NULL) },
+	{ DVB_USB_DEVICE(USB_VID_CONEXANT, USB_PID_MYGICA_T230A,
+		 &mygica_t230c_props, "MyGica Mini DVB-(T/T2/C) USB Stick T230A",
+		 NULL) },
 	{ }
 };
 MODULE_DEVICE_TABLE(usb, dvbsky_id_table);
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-i2c.c b/drivers/media/usb/dvb-usb/dvb-usb-i2c.c
index 2e07106f4680..bc4b2abdde1a 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-i2c.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-i2c.c
@@ -17,7 +17,8 @@ int dvb_usb_i2c_init(struct dvb_usb_device *d)
 
 	if (d->props.i2c_algo == NULL) {
 		err("no i2c algorithm specified");
-		return -EINVAL;
+		ret = -EINVAL;
+		goto err;
 	}
 
 	strscpy(d->i2c_adap.name, d->desc->name, sizeof(d->i2c_adap.name));
@@ -27,11 +28,15 @@ int dvb_usb_i2c_init(struct dvb_usb_device *d)
 
 	i2c_set_adapdata(&d->i2c_adap, d);
 
-	if ((ret = i2c_add_adapter(&d->i2c_adap)) < 0)
+	ret = i2c_add_adapter(&d->i2c_adap);
+	if (ret < 0) {
 		err("could not add i2c adapter");
+		goto err;
+	}
 
 	d->state |= DVB_USB_STATE_I2C;
 
+err:
 	return ret;
 }
 
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-init.c b/drivers/media/usb/dvb-usb/dvb-usb-init.c
index 28e1fd64dd3c..61439c8f33ca 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-init.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-init.c
@@ -194,8 +194,8 @@ static int dvb_usb_init(struct dvb_usb_device *d, short *adapter_nums)
 
 err_adapter_init:
 	dvb_usb_adapter_exit(d);
-err_i2c_init:
 	dvb_usb_i2c_exit(d);
+err_i2c_init:
 	if (d->priv && d->props.priv_destroy)
 		d->props.priv_destroy(d);
 err_priv_init:
diff --git a/drivers/media/usb/dvb-usb/nova-t-usb2.c b/drivers/media/usb/dvb-usb/nova-t-usb2.c
index e7b290552b66..9c0eb0d40822 100644
--- a/drivers/media/usb/dvb-usb/nova-t-usb2.c
+++ b/drivers/media/usb/dvb-usb/nova-t-usb2.c
@@ -130,7 +130,7 @@ ret:
 
 static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6])
 {
-	int i;
+	int i, ret;
 	u8 b;
 
 	mac[0] = 0x00;
@@ -139,7 +139,9 @@ static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6])
 
 	/* this is a complete guess, but works for my box */
 	for (i = 136; i < 139; i++) {
-		dibusb_read_eeprom_byte(d,i, &b);
+		ret = dibusb_read_eeprom_byte(d, i, &b);
+		if (ret)
+			return ret;
 
 		mac[5 - (i - 136)] = b;
 	}
diff --git a/drivers/media/usb/dvb-usb/vp702x.c b/drivers/media/usb/dvb-usb/vp702x.c
index bf54747e2e01..a1d9e4801a2b 100644
--- a/drivers/media/usb/dvb-usb/vp702x.c
+++ b/drivers/media/usb/dvb-usb/vp702x.c
@@ -291,16 +291,22 @@ static int vp702x_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
 static int vp702x_read_mac_addr(struct dvb_usb_device *d,u8 mac[6])
 {
 	u8 i, *buf;
+	int ret;
 	struct vp702x_device_state *st = d->priv;
 
 	mutex_lock(&st->buf_mutex);
 	buf = st->buf;
-	for (i = 6; i < 12; i++)
-		vp702x_usb_in_op(d, READ_EEPROM_REQ, i, 1, &buf[i - 6], 1);
+	for (i = 6; i < 12; i++) {
+		ret = vp702x_usb_in_op(d, READ_EEPROM_REQ, i, 1,
+				       &buf[i - 6], 1);
+		if (ret < 0)
+			goto err;
+	}
 
 	memcpy(mac, buf, 6);
+err:
 	mutex_unlock(&st->buf_mutex);
-	return 0;
+	return ret;
 }
 
 static int vp702x_frontend_attach(struct dvb_usb_adapter *adap)
diff --git a/drivers/media/usb/em28xx/em28xx-input.c b/drivers/media/usb/em28xx/em28xx-input.c
index 59529cbf9cd0..0b6d77c3bec8 100644
--- a/drivers/media/usb/em28xx/em28xx-input.c
+++ b/drivers/media/usb/em28xx/em28xx-input.c
@@ -842,7 +842,6 @@ error:
 	kfree(ir);
 ref_put:
 	em28xx_shutdown_buttons(dev);
-	kref_put(&dev->ref, em28xx_free_device);
 	return err;
 }
 
diff --git a/drivers/media/usb/go7007/go7007-driver.c b/drivers/media/usb/go7007/go7007-driver.c
index f1767be9d868..6650eab913d8 100644
--- a/drivers/media/usb/go7007/go7007-driver.c
+++ b/drivers/media/usb/go7007/go7007-driver.c
@@ -691,49 +691,23 @@ struct go7007 *go7007_alloc(const struct go7007_board_info *board,
 						struct device *dev)
 {
 	struct go7007 *go;
-	int i;
 
 	go = kzalloc(sizeof(struct go7007), GFP_KERNEL);
 	if (go == NULL)
 		return NULL;
 	go->dev = dev;
 	go->board_info = board;
-	go->board_id = 0;
 	go->tuner_type = -1;
-	go->channel_number = 0;
-	go->name[0] = 0;
 	mutex_init(&go->hw_lock);
 	init_waitqueue_head(&go->frame_waitq);
 	spin_lock_init(&go->spinlock);
 	go->status = STATUS_INIT;
-	memset(&go->i2c_adapter, 0, sizeof(go->i2c_adapter));
-	go->i2c_adapter_online = 0;
-	go->interrupt_available = 0;
 	init_waitqueue_head(&go->interrupt_waitq);
-	go->input = 0;
 	go7007_update_board(go);
-	go->encoder_h_halve = 0;
-	go->encoder_v_halve = 0;
-	go->encoder_subsample = 0;
 	go->format = V4L2_PIX_FMT_MJPEG;
 	go->bitrate = 1500000;
 	go->fps_scale = 1;
-	go->pali = 0;
 	go->aspect_ratio = GO7007_RATIO_1_1;
-	go->gop_size = 0;
-	go->ipb = 0;
-	go->closed_gop = 0;
-	go->repeat_seqhead = 0;
-	go->seq_header_enable = 0;
-	go->gop_header_enable = 0;
-	go->dvd_mode = 0;
-	go->interlace_coding = 0;
-	for (i = 0; i < 4; ++i)
-		go->modet[i].enable = 0;
-	for (i = 0; i < 1624; ++i)
-		go->modet_map[i] = 0;
-	go->audio_deliver = NULL;
-	go->audio_enabled = 0;
 
 	return go;
 }
diff --git a/drivers/media/usb/go7007/go7007-usb.c b/drivers/media/usb/go7007/go7007-usb.c
index dbf0455d5d50..eeb85981e02b 100644
--- a/drivers/media/usb/go7007/go7007-usb.c
+++ b/drivers/media/usb/go7007/go7007-usb.c
@@ -1134,7 +1134,7 @@ static int go7007_usb_probe(struct usb_interface *intf,
 
 	ep = usb->usbdev->ep_in[4];
 	if (!ep)
-		return -ENODEV;
+		goto allocfail;
 
 	/* Allocate the URB and buffer for receiving incoming interrupts */
 	usb->intr_urb = usb_alloc_urb(0, GFP_KERNEL);
diff --git a/drivers/media/usb/gspca/Kconfig b/drivers/media/usb/gspca/Kconfig
index 0283e3b908e4..dca4e16ed133 100644
--- a/drivers/media/usb/gspca/Kconfig
+++ b/drivers/media/usb/gspca/Kconfig
@@ -4,7 +4,6 @@ menuconfig USB_GSPCA
 	depends on VIDEO_V4L2
 	depends on INPUT || INPUT=n
 	select VIDEOBUF2_VMALLOC
-	default m
 	help
 	  Say Y here if you want to enable selecting webcams based
 	  on the GSPCA framework.
diff --git a/drivers/media/usb/gspca/vc032x.c b/drivers/media/usb/gspca/vc032x.c
index 4cb7c92ea132..e7a534be061d 100644
--- a/drivers/media/usb/gspca/vc032x.c
+++ b/drivers/media/usb/gspca/vc032x.c
@@ -1796,7 +1796,7 @@ static const u8 ov7660_60HZ[][4] = {
 	{}
 };
 
-static const u8 ov7660_NoFliker[][4] = {
+static const u8 ov7660_NoFlicker[][4] = {
 	{0x00, 0x13, 0x87, 0xaa},
 	{}
 };
@@ -3319,8 +3319,8 @@ static void sethvflip(struct gspca_dev *gspca_dev, bool hflip, bool vflip)
 static void setlightfreq(struct gspca_dev *gspca_dev, s32 val)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
-	static const u8 (*ov7660_freq_tb[3])[4] =
-		{ov7660_NoFliker, ov7660_50HZ, ov7660_60HZ};
+	static const u8 (*ov7660_freq_tb[3])[4] = {
+		ov7660_NoFlicker, ov7660_50HZ, ov7660_60HZ};
 
 	if (sd->sensor != SENSOR_OV7660)
 		return;
diff --git a/drivers/media/usb/gspca/zc3xx.c b/drivers/media/usb/gspca/zc3xx.c
index aa285d5d6c0d..5bcbf0d40147 100644
--- a/drivers/media/usb/gspca/zc3xx.c
+++ b/drivers/media/usb/gspca/zc3xx.c
@@ -323,7 +323,7 @@ static const struct usb_action adcm2700_60HZ[] = {
 	{0xaa, 0x28, 0x0002},				/* 00,28,02,aa */
 	{}
 };
-static const struct usb_action adcm2700_NoFliker[] = {
+static const struct usb_action adcm2700_NoFlicker[] = {
 	{0xa0, 0x01, ZC3XX_R010_CMOSSENSORSELECT},	/* 00,10,01,cc */
 	{0xaa, 0xfe, 0x0002},				/* 00,fe,02,aa */
 	{0xa0, 0x0a, ZC3XX_R010_CMOSSENSORSELECT},	/* 00,10,0a,cc */
@@ -525,7 +525,7 @@ static const struct usb_action cs2102_60HZ[] = {
 	{0xa0, 0xff, ZC3XX_R020_HSYNC_3},
 	{}
 };
-static const struct usb_action cs2102_NoFlikerScale[] = {
+static const struct usb_action cs2102_NoFlickerScale[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},
 	{0xaa, 0x23, 0x0001},
 	{0xaa, 0x24, 0x005f},
@@ -547,7 +547,7 @@ static const struct usb_action cs2102_NoFlikerScale[] = {
 	{0xa0, 0xff, ZC3XX_R020_HSYNC_3},
 	{}
 };
-static const struct usb_action cs2102_NoFliker[] = {
+static const struct usb_action cs2102_NoFlicker[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},
 	{0xaa, 0x23, 0x0000},
 	{0xaa, 0x24, 0x00af},
@@ -1385,7 +1385,7 @@ static const struct usb_action gc0305_60HZ[] = {
 	{}
 };
 
-static const struct usb_action gc0305_NoFliker[] = {
+static const struct usb_action gc0305_NoFlicker[] = {
 	{0xa0, 0x0c, ZC3XX_R100_OPERATIONMODE},	/* 01,00,0c,cc */
 	{0xaa, 0x82, 0x0000},	/* 00,82,00,aa */
 	{0xaa, 0x83, 0x0000},	/* 00,83,00,aa */
@@ -1710,7 +1710,7 @@ static const struct usb_action hdcs2020_60HZ[] = {
 	{0xa0, 0x2c, ZC3XX_R01F_HSYNC_2}, /* 00,1f,2c,cc */
 	{}
 };
-static const struct usb_action hdcs2020_NoFliker[] = {
+static const struct usb_action hdcs2020_NoFlicker[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS}, /* 00,19,00,cc */
 	{0xaa, 0x13, 0x0010},			/* 00,13,10,aa */
 	{0xaa, 0x14, 0x0001},			/* 00,14,01,aa */
@@ -1925,7 +1925,7 @@ static const struct usb_action hv7131b_60HZScale[] = {	/* 320x240 */
 	{0xa0, 0x40, ZC3XX_R020_HSYNC_3},	/* 00,20,40,cc */
 	{}
 };
-static const struct usb_action hv7131b_NoFliker[] = {	/* 640x480*/
+static const struct usb_action hv7131b_NoFlicker[] = {	/* 640x480*/
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},	/* 00,19,00,cc */
 	{0xaa, 0x25, 0x0003},			/* 00,25,03,aa */
 	{0xaa, 0x26, 0x0000},			/* 00,26,00,aa */
@@ -1950,7 +1950,7 @@ static const struct usb_action hv7131b_NoFliker[] = {	/* 640x480*/
 	{0xa0, 0x03, ZC3XX_R020_HSYNC_3},	/* 00,20,03,cc */
 	{}
 };
-static const struct usb_action hv7131b_NoFlikerScale[] = { /* 320x240 */
+static const struct usb_action hv7131b_NoFlickerScale[] = { /* 320x240 */
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},	/* 00,19,00,cc */
 	{0xaa, 0x25, 0x0003},			/* 00,25,03,aa */
 	{0xaa, 0x26, 0x0000},			/* 00,26,00,aa */
@@ -2141,7 +2141,7 @@ static const struct usb_action hv7131r_60HZScale[] = {
 	{0xa0, 0x08, ZC3XX_R020_HSYNC_3},
 	{}
 };
-static const struct usb_action hv7131r_NoFliker[] = {
+static const struct usb_action hv7131r_NoFlicker[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},
 	{0xa0, 0x2f, ZC3XX_R190_EXPOSURELIMITHIGH},
 	{0xa0, 0xf8, ZC3XX_R191_EXPOSURELIMITMID},
@@ -2159,7 +2159,7 @@ static const struct usb_action hv7131r_NoFliker[] = {
 	{0xa0, 0x08, ZC3XX_R020_HSYNC_3},
 	{}
 };
-static const struct usb_action hv7131r_NoFlikerScale[] = {
+static const struct usb_action hv7131r_NoFlickerScale[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},
 	{0xa0, 0x2f, ZC3XX_R190_EXPOSURELIMITHIGH},
 	{0xa0, 0xf8, ZC3XX_R191_EXPOSURELIMITMID},
@@ -2662,7 +2662,7 @@ static const struct usb_action icm105a_60HZ[] = {
 	{0xa0, 0xc0, ZC3XX_R1A8_DIGITALGAIN}, /* 01,a8,c0,cc */
 	{}
 };
-static const struct usb_action icm105a_NoFlikerScale[] = {
+static const struct usb_action icm105a_NoFlickerScale[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS}, /* 00,19,00,cc */
 	{0xaa, 0x0d, 0x0003}, /* 00,0d,03,aa */
 	{0xaa, 0x0c, 0x0004}, /* 00,0c,04,aa */
@@ -2693,7 +2693,7 @@ static const struct usb_action icm105a_NoFlikerScale[] = {
 	{0xa0, 0xff, ZC3XX_R020_HSYNC_3}, /* 00,20,ff,cc */
 	{}
 };
-static const struct usb_action icm105a_NoFliker[] = {
+static const struct usb_action icm105a_NoFlicker[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS}, /* 00,19,00,cc */
 	{0xaa, 0x0d, 0x0003}, /* 00,0d,03,aa */
 	{0xaa, 0x0c, 0x0004}, /* 00,0c,04,aa */
@@ -3009,7 +3009,7 @@ static const struct usb_action mc501cb_60HZScale[] = {
 	{}
 };
 
-static const struct usb_action mc501cb_NoFliker[] = {
+static const struct usb_action mc501cb_NoFlicker[] = {
 	{0xaa, 0x03, 0x0003}, /* 00,03,03,aa */
 	{0xaa, 0x10, 0x00fc}, /* 00,10,fc,aa */
 	{0xaa, 0x36, 0x0018}, /* 00,36,18,aa */
@@ -3021,7 +3021,7 @@ static const struct usb_action mc501cb_NoFliker[] = {
 	{}
 };
 
-static const struct usb_action mc501cb_NoFlikerScale[] = {
+static const struct usb_action mc501cb_NoFlickerScale[] = {
 	{0xaa, 0x03, 0x0003}, /* 00,03,03,aa */
 	{0xaa, 0x10, 0x00fc}, /* 00,10,fc,aa */
 	{0xaa, 0x36, 0x0030}, /* 00,36,30,aa */
@@ -3211,7 +3211,7 @@ static const struct usb_action ov7620_60HZ[] = {
 	{0xa1, 0x01, 0x0037},		*/
 	{}
 };
-static const struct usb_action ov7620_NoFliker[] = {
+static const struct usb_action ov7620_NoFlicker[] = {
 	{0xdd, 0x00, 0x0100},			/* 00,01,00,dd */
 	{0xaa, 0x2b, 0x0000},			/* 00,2b,00,aa */
 	/* disable 1/120s & 1/100s exposures for banding filter */
@@ -3827,7 +3827,7 @@ static const struct usb_action pas106b_60HZ[] = {
 	{0xa0, 0x04, ZC3XX_R1A9_DIGITALLIMITDIFF}, /* 01,a9,04,cc */
 	{}
 };
-static const struct usb_action pas106b_NoFliker[] = {
+static const struct usb_action pas106b_NoFlicker[] = {
 	{0xa0, 0x00, ZC3XX_R190_EXPOSURELIMITHIGH}, /* 01,90,00,cc */
 	{0xa0, 0x06, ZC3XX_R191_EXPOSURELIMITMID}, /* 01,91,06,cc */
 	{0xa0, 0x50, ZC3XX_R192_EXPOSURELIMITLOW}, /* 01,92,50,cc */
@@ -4051,7 +4051,7 @@ static const struct usb_action pas202b_60HZScale[] = {
 	{0xa0, 0x0e, ZC3XX_R088_EXPTIMELOW},		/* 00,88,0e,cc */
 	{}
 };
-static const struct usb_action pas202b_NoFliker[] = {
+static const struct usb_action pas202b_NoFlicker[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},		/* 00,19,00,cc */
 	{0xa0, 0x20, ZC3XX_R087_EXPTIMEMID},		/* 00,87,20,cc */
 	{0xa0, 0x21, ZC3XX_R088_EXPTIMELOW},		/* 00,88,21,cc */
@@ -4080,7 +4080,7 @@ static const struct usb_action pas202b_NoFliker[] = {
 	{0xa0, 0x0e, ZC3XX_R088_EXPTIMELOW},		/* 00,88,0e,cc */
 	{}
 };
-static const struct usb_action pas202b_NoFlikerScale[] = {
+static const struct usb_action pas202b_NoFlickerScale[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},		/* 00,19,00,cc */
 	{0xa0, 0x20, ZC3XX_R087_EXPTIMEMID},		/* 00,87,20,cc */
 	{0xa0, 0x21, ZC3XX_R088_EXPTIMELOW},		/* 00,88,21,cc */
@@ -4309,7 +4309,7 @@ static const struct usb_action mt9v111_1_AE60HZScale[] = {
 	{0xa0, 0x42, ZC3XX_R180_AUTOCORRECTENABLE},
 	{}
 };
-static const struct usb_action mt9v111_1_AENoFliker[] = {
+static const struct usb_action mt9v111_1_AENoFlicker[] = {
 	{0xa0, 0x00, ZC3XX_R180_AUTOCORRECTENABLE},
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},
 	{0xbb, 0x00, 0x0509},
@@ -4332,7 +4332,7 @@ static const struct usb_action mt9v111_1_AENoFliker[] = {
 	{0xa0, 0x42, ZC3XX_R180_AUTOCORRECTENABLE},
 	{}
 };
-static const struct usb_action mt9v111_1_AENoFlikerScale[] = {
+static const struct usb_action mt9v111_1_AENoFlickerScale[] = {
 	{0xa0, 0x00, ZC3XX_R180_AUTOCORRECTENABLE},
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},
 	{0xbb, 0x00, 0x0534},
@@ -4554,7 +4554,7 @@ static const struct usb_action mt9v111_3_AE60HZScale[] = {
 	{0xa0, 0x42, ZC3XX_R180_AUTOCORRECTENABLE},
 	{}
 };
-static const struct usb_action mt9v111_3_AENoFliker[] = {
+static const struct usb_action mt9v111_3_AENoFlicker[] = {
 	{0xa0, 0x00, ZC3XX_R180_AUTOCORRECTENABLE},
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},
 	{0xaa, 0x05, 0x0034},
@@ -4577,7 +4577,7 @@ static const struct usb_action mt9v111_3_AENoFliker[] = {
 	{0xa0, 0x42, ZC3XX_R180_AUTOCORRECTENABLE},
 	{}
 };
-static const struct usb_action mt9v111_3_AENoFlikerScale[] = {
+static const struct usb_action mt9v111_3_AENoFlickerScale[] = {
 	{0xa0, 0x00, ZC3XX_R180_AUTOCORRECTENABLE},
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},
 	{0xaa, 0x05, 0x0034},
@@ -4787,7 +4787,7 @@ static const struct usb_action pb0330_60HZScale[] = {
 	{0xa0, 0xd0, ZC3XX_R020_HSYNC_3},
 	{}
 };
-static const struct usb_action pb0330_NoFliker[] = {
+static const struct usb_action pb0330_NoFlicker[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},
 	{0xbb, 0x00, 0x0509},
 	{0xbb, 0x02, 0x0940},
@@ -4809,7 +4809,7 @@ static const struct usb_action pb0330_NoFliker[] = {
 	{0xa0, 0xe0, ZC3XX_R020_HSYNC_3},
 	{}
 };
-static const struct usb_action pb0330_NoFlikerScale[] = {
+static const struct usb_action pb0330_NoFlickerScale[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS},
 	{0xbb, 0x00, 0x0535},
 	{0xbb, 0x01, 0x0980},
@@ -5031,7 +5031,7 @@ static const struct usb_action po2030_60HZ[] = {
 	{}
 };
 
-static const struct usb_action po2030_NoFliker[] = {
+static const struct usb_action po2030_NoFlicker[] = {
 	{0xa0, 0x02, ZC3XX_R180_AUTOCORRECTENABLE}, /* 01,80,02,cc */
 	{0xaa, 0x8d, 0x000d}, /* 00,8d,0d,aa */
 	{0xaa, 0x1a, 0x0000}, /* 00,1a,00,aa */
@@ -5215,7 +5215,7 @@ static const struct usb_action tas5130c_60HZScale[] = {
 	{0xa0, 0x50, ZC3XX_R11D_GLOBALGAIN},
 	{}
 };
-static const struct usb_action tas5130c_NoFliker[] = {
+static const struct usb_action tas5130c_NoFlicker[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS}, /* 00,19,00,cc */
 	{0xaa, 0xa3, 0x0001}, /* 00,a3,01,aa */
 	{0xaa, 0xa4, 0x0040}, /* 00,a4,40,aa */
@@ -5241,7 +5241,7 @@ static const struct usb_action tas5130c_NoFliker[] = {
 	{}
 };
 
-static const struct usb_action tas5130c_NoFlikerScale[] = {
+static const struct usb_action tas5130c_NoFlickerScale[] = {
 	{0xa0, 0x00, ZC3XX_R019_AUTOADJUSTFPS}, /* 00,19,00,cc */
 	{0xaa, 0xa3, 0x0001}, /* 00,a3,01,aa */
 	{0xaa, 0xa4, 0x0090}, /* 00,a4,90,aa */
@@ -5482,7 +5482,7 @@ static const struct usb_action gc0303_60HZScale[] = {
 	{}
 };
 
-static const struct usb_action gc0303_NoFliker[] = {
+static const struct usb_action gc0303_NoFlicker[] = {
 	{0xa0, 0x0c, ZC3XX_R100_OPERATIONMODE},		/* 01,00,0c,cc, */
 	{0xaa, 0x82, 0x0000},		/* 00,82,00,aa */
 	{0xaa, 0x83, 0x0000},		/* 00,83,00,aa */
@@ -5504,7 +5504,7 @@ static const struct usb_action gc0303_NoFliker[] = {
 	{}
 };
 
-static const struct usb_action gc0303_NoFlikerScale[] = {
+static const struct usb_action gc0303_NoFlickerScale[] = {
 	{0xa0, 0x0c, ZC3XX_R100_OPERATIONMODE},		/* 01,00,0c,cc, */
 	{0xaa, 0x82, 0x0000},		/* 00,82,00,aa */
 	{0xaa, 0x83, 0x0000},		/* 00,83,00,aa */
@@ -5806,7 +5806,7 @@ static void setquality(struct gspca_dev *gspca_dev)
  * Valid frequencies are:
  *	50Hz, for European and Asian lighting (default)
  *	60Hz, for American lighting
- *	0 = No Fliker (for outdoore usage)
+ *	0 = No Flicker (for outdoor usage)
  */
 static void setlightfreq(struct gspca_dev *gspca_dev, s32 val)
 {
@@ -5814,80 +5814,80 @@ static void setlightfreq(struct gspca_dev *gspca_dev, s32 val)
 	int i, mode;
 	const struct usb_action *zc3_freq;
 	static const struct usb_action *freq_tb[SENSOR_MAX][6] = {
-	[SENSOR_ADCM2700] =
-		{adcm2700_NoFliker, adcm2700_NoFliker,
+	[SENSOR_ADCM2700] = {
+		 adcm2700_NoFlicker, adcm2700_NoFlicker,
 		 adcm2700_50HZ, adcm2700_50HZ,
 		 adcm2700_60HZ, adcm2700_60HZ},
-	[SENSOR_CS2102] =
-		{cs2102_NoFliker, cs2102_NoFlikerScale,
+	[SENSOR_CS2102] = {
+		 cs2102_NoFlicker, cs2102_NoFlickerScale,
 		 cs2102_50HZ, cs2102_50HZScale,
 		 cs2102_60HZ, cs2102_60HZScale},
-	[SENSOR_CS2102K] =
-		{cs2102_NoFliker, cs2102_NoFlikerScale,
+	[SENSOR_CS2102K] = {
+		 cs2102_NoFlicker, cs2102_NoFlickerScale,
 		 NULL, NULL, /* currently disabled */
 		 NULL, NULL},
-	[SENSOR_GC0303] =
-		{gc0303_NoFliker, gc0303_NoFlikerScale,
+	[SENSOR_GC0303] = {
+		 gc0303_NoFlicker, gc0303_NoFlickerScale,
 		 gc0303_50HZ, gc0303_50HZScale,
 		 gc0303_60HZ, gc0303_60HZScale},
-	[SENSOR_GC0305] =
-		{gc0305_NoFliker, gc0305_NoFliker,
+	[SENSOR_GC0305] = {
+		 gc0305_NoFlicker, gc0305_NoFlicker,
 		 gc0305_50HZ, gc0305_50HZ,
 		 gc0305_60HZ, gc0305_60HZ},
-	[SENSOR_HDCS2020] =
-		{hdcs2020_NoFliker, hdcs2020_NoFliker,
+	[SENSOR_HDCS2020] = {
+		 hdcs2020_NoFlicker, hdcs2020_NoFlicker,
 		 hdcs2020_50HZ, hdcs2020_50HZ,
 		 hdcs2020_60HZ, hdcs2020_60HZ},
-	[SENSOR_HV7131B] =
-		{hv7131b_NoFliker, hv7131b_NoFlikerScale,
+	[SENSOR_HV7131B] = {
+		 hv7131b_NoFlicker, hv7131b_NoFlickerScale,
 		 hv7131b_50HZ, hv7131b_50HZScale,
 		 hv7131b_60HZ, hv7131b_60HZScale},
-	[SENSOR_HV7131R] =
-		{hv7131r_NoFliker, hv7131r_NoFlikerScale,
+	[SENSOR_HV7131R] = {
+		 hv7131r_NoFlicker, hv7131r_NoFlickerScale,
 		 hv7131r_50HZ, hv7131r_50HZScale,
 		 hv7131r_60HZ, hv7131r_60HZScale},
-	[SENSOR_ICM105A] =
-		{icm105a_NoFliker, icm105a_NoFlikerScale,
+	[SENSOR_ICM105A] = {
+		 icm105a_NoFlicker, icm105a_NoFlickerScale,
 		 icm105a_50HZ, icm105a_50HZScale,
 		 icm105a_60HZ, icm105a_60HZScale},
-	[SENSOR_MC501CB] =
-		{mc501cb_NoFliker, mc501cb_NoFlikerScale,
+	[SENSOR_MC501CB] = {
+		 mc501cb_NoFlicker, mc501cb_NoFlickerScale,
 		 mc501cb_50HZ, mc501cb_50HZScale,
 		 mc501cb_60HZ, mc501cb_60HZScale},
-	[SENSOR_MT9V111_1] =
-		{mt9v111_1_AENoFliker, mt9v111_1_AENoFlikerScale,
+	[SENSOR_MT9V111_1] = {
+		 mt9v111_1_AENoFlicker, mt9v111_1_AENoFlickerScale,
 		 mt9v111_1_AE50HZ, mt9v111_1_AE50HZScale,
 		 mt9v111_1_AE60HZ, mt9v111_1_AE60HZScale},
-	[SENSOR_MT9V111_3] =
-		{mt9v111_3_AENoFliker, mt9v111_3_AENoFlikerScale,
+	[SENSOR_MT9V111_3] = {
+		 mt9v111_3_AENoFlicker, mt9v111_3_AENoFlickerScale,
 		 mt9v111_3_AE50HZ, mt9v111_3_AE50HZScale,
 		 mt9v111_3_AE60HZ, mt9v111_3_AE60HZScale},
-	[SENSOR_OV7620] =
-		{ov7620_NoFliker, ov7620_NoFliker,
+	[SENSOR_OV7620] = {
+		 ov7620_NoFlicker, ov7620_NoFlicker,
 		 ov7620_50HZ, ov7620_50HZ,
 		 ov7620_60HZ, ov7620_60HZ},
-	[SENSOR_OV7630C] =
-		{NULL, NULL,
+	[SENSOR_OV7630C] = {
+		 NULL, NULL,
 		 NULL, NULL,
 		 NULL, NULL},
-	[SENSOR_PAS106] =
-		{pas106b_NoFliker, pas106b_NoFliker,
+	[SENSOR_PAS106] = {
+		 pas106b_NoFlicker, pas106b_NoFlicker,
 		 pas106b_50HZ, pas106b_50HZ,
 		 pas106b_60HZ, pas106b_60HZ},
-	[SENSOR_PAS202B] =
-		{pas202b_NoFliker, pas202b_NoFlikerScale,
+	[SENSOR_PAS202B] = {
+		 pas202b_NoFlicker, pas202b_NoFlickerScale,
 		 pas202b_50HZ, pas202b_50HZScale,
 		 pas202b_60HZ, pas202b_60HZScale},
-	[SENSOR_PB0330] =
-		{pb0330_NoFliker, pb0330_NoFlikerScale,
+	[SENSOR_PB0330] = {
+		 pb0330_NoFlicker, pb0330_NoFlickerScale,
 		 pb0330_50HZ, pb0330_50HZScale,
 		 pb0330_60HZ, pb0330_60HZScale},
-	[SENSOR_PO2030] =
-		{po2030_NoFliker, po2030_NoFliker,
+	[SENSOR_PO2030] = {
+		 po2030_NoFlicker, po2030_NoFlicker,
 		 po2030_50HZ, po2030_50HZ,
 		 po2030_60HZ, po2030_60HZ},
-	[SENSOR_TAS5130C] =
-		{tas5130c_NoFliker, tas5130c_NoFlikerScale,
+	[SENSOR_TAS5130C] = {
+		 tas5130c_NoFlicker, tas5130c_NoFlickerScale,
 		 tas5130c_50HZ, tas5130c_50HZScale,
 		 tas5130c_60HZ, tas5130c_60HZScale},
 	};
diff --git a/drivers/media/usb/stkwebcam/stk-webcam.c b/drivers/media/usb/stkwebcam/stk-webcam.c
index a45d464427c4..0e231e576dc3 100644
--- a/drivers/media/usb/stkwebcam/stk-webcam.c
+++ b/drivers/media/usb/stkwebcam/stk-webcam.c
@@ -1346,7 +1346,7 @@ static int stk_camera_probe(struct usb_interface *interface,
 	if (!dev->isoc_ep) {
 		pr_err("Could not find isoc-in endpoint\n");
 		err = -ENODEV;
-		goto error;
+		goto error_put;
 	}
 	dev->vsettings.palette = V4L2_PIX_FMT_RGB565;
 	dev->vsettings.mode = MODE_VGA;
@@ -1359,10 +1359,12 @@ static int stk_camera_probe(struct usb_interface *interface,
 
 	err = stk_register_video_device(dev);
 	if (err)
-		goto error;
+		goto error_put;
 
 	return 0;
 
+error_put:
+	usb_put_intf(interface);
 error:
 	v4l2_ctrl_handler_free(hdl);
 	v4l2_device_unregister(&dev->v4l2_dev);
diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
index 252136cc885c..6acb8013de08 100644
--- a/drivers/media/usb/uvc/uvc_v4l2.c
+++ b/drivers/media/usb/uvc/uvc_v4l2.c
@@ -899,8 +899,8 @@ static int uvc_ioctl_g_input(struct file *file, void *fh, unsigned int *input)
 {
 	struct uvc_fh *handle = fh;
 	struct uvc_video_chain *chain = handle->chain;
+	u8 *buf;
 	int ret;
-	u8 i;
 
 	if (chain->selector == NULL ||
 	    (chain->dev->quirks & UVC_QUIRK_IGNORE_SELECTOR_UNIT)) {
@@ -908,22 +908,27 @@ static int uvc_ioctl_g_input(struct file *file, void *fh, unsigned int *input)
 		return 0;
 	}
 
+	buf = kmalloc(1, GFP_KERNEL);
+	if (!buf)
+		return -ENOMEM;
+
 	ret = uvc_query_ctrl(chain->dev, UVC_GET_CUR, chain->selector->id,
 			     chain->dev->intfnum,  UVC_SU_INPUT_SELECT_CONTROL,
-			     &i, 1);
-	if (ret < 0)
-		return ret;
+			     buf, 1);
+	if (!ret)
+		*input = *buf - 1;
 
-	*input = i - 1;
-	return 0;
+	kfree(buf);
+
+	return ret;
 }
 
 static int uvc_ioctl_s_input(struct file *file, void *fh, unsigned int input)
 {
 	struct uvc_fh *handle = fh;
 	struct uvc_video_chain *chain = handle->chain;
+	u8 *buf;
 	int ret;
-	u32 i;
 
 	ret = uvc_acquire_privileges(handle);
 	if (ret < 0)
@@ -939,10 +944,17 @@ static int uvc_ioctl_s_input(struct file *file, void *fh, unsigned int input)
 	if (input >= chain->selector->bNrInPins)
 		return -EINVAL;
 
-	i = input + 1;
-	return uvc_query_ctrl(chain->dev, UVC_SET_CUR, chain->selector->id,
-			      chain->dev->intfnum, UVC_SU_INPUT_SELECT_CONTROL,
-			      &i, 1);
+	buf = kmalloc(1, GFP_KERNEL);
+	if (!buf)
+		return -ENOMEM;
+
+	*buf = input + 1;
+	ret = uvc_query_ctrl(chain->dev, UVC_SET_CUR, chain->selector->id,
+			     chain->dev->intfnum, UVC_SU_INPUT_SELECT_CONTROL,
+			     buf, 1);
+	kfree(buf);
+
+	return ret;
 }
 
 static int uvc_ioctl_queryctrl(struct file *file, void *fh,
diff --git a/drivers/media/v4l2-core/v4l2-ctrls-defs.c b/drivers/media/v4l2-core/v4l2-ctrls-defs.c
index b6344bbf1e00..421300e13a41 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls-defs.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls-defs.c
@@ -833,6 +833,7 @@ const char *v4l2_ctrl_get_name(u32 id)
 	case V4L2_CID_MPEG_VIDEO_DECODER_SLICE_INTERFACE:	return "Decoder Slice Interface";
 	case V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER:	return "MPEG4 Loop Filter Enable";
 	case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:	return "Number of Intra Refresh MBs";
+	case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD:		return "Intra Refresh Period";
 	case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:		return "Frame Level Rate Control Enable";
 	case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE:			return "H264 MB Level Rate Control";
 	case V4L2_CID_MPEG_VIDEO_HEADER_MODE:			return "Sequence Header Mode";
@@ -1258,6 +1259,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
 	case V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE:
 	case V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE:
 	case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY:
+	case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD:
 		*type = V4L2_CTRL_TYPE_INTEGER;
 		break;
 	case V4L2_CID_MPEG_VIDEO_LTR_COUNT:
diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c b/drivers/media/v4l2-core/v4l2-dv-timings.c
index 230d65a64217..af48705c704f 100644
--- a/drivers/media/v4l2-core/v4l2-dv-timings.c
+++ b/drivers/media/v4l2-core/v4l2-dv-timings.c
@@ -196,7 +196,7 @@ bool v4l2_find_dv_timings_cap(struct v4l2_dv_timings *t,
 	if (!v4l2_valid_dv_timings(t, cap, fnc, fnc_handle))
 		return false;
 
-	for (i = 0; i < v4l2_dv_timings_presets[i].bt.width; i++) {
+	for (i = 0; v4l2_dv_timings_presets[i].bt.width; i++) {
 		if (v4l2_valid_dv_timings(v4l2_dv_timings_presets + i, cap,
 					  fnc, fnc_handle) &&
 		    v4l2_match_dv_timings(t, v4l2_dv_timings_presets + i,
@@ -218,7 +218,7 @@ bool v4l2_find_dv_timings_cea861_vic(struct v4l2_dv_timings *t, u8 vic)
 {
 	unsigned int i;
 
-	for (i = 0; i < v4l2_dv_timings_presets[i].bt.width; i++) {
+	for (i = 0; v4l2_dv_timings_presets[i].bt.width; i++) {
 		const struct v4l2_bt_timings *bt =
 			&v4l2_dv_timings_presets[i].bt;
 
diff --git a/drivers/media/v4l2-core/v4l2-flash-led-class.c b/drivers/media/v4l2-core/v4l2-flash-led-class.c
index 10ddcc48aa17..e70e128ccc9c 100644
--- a/drivers/media/v4l2-core/v4l2-flash-led-class.c
+++ b/drivers/media/v4l2-core/v4l2-flash-led-class.c
@@ -76,10 +76,11 @@ static s32 __led_brightness_to_intensity(struct v4l2_ctrl *ctrl,
 	return (brightness * ctrl->step) + ctrl->minimum;
 }
 
-static void v4l2_flash_set_led_brightness(struct v4l2_flash *v4l2_flash,
-					struct v4l2_ctrl *ctrl)
+static int v4l2_flash_set_led_brightness(struct v4l2_flash *v4l2_flash,
+					 struct v4l2_ctrl *ctrl)
 {
 	struct v4l2_ctrl **ctrls = v4l2_flash->ctrls;
+	struct led_classdev *led_cdev;
 	enum led_brightness brightness;
 
 	if (has_flash_op(v4l2_flash, intensity_to_led_brightness))
@@ -102,14 +103,20 @@ static void v4l2_flash_set_led_brightness(struct v4l2_flash *v4l2_flash,
 
 	if (ctrl == ctrls[TORCH_INTENSITY]) {
 		if (ctrls[LED_MODE]->val != V4L2_FLASH_LED_MODE_TORCH)
-			return;
+			return 0;
 
-		led_set_brightness_sync(&v4l2_flash->fled_cdev->led_cdev,
-					brightness);
+		if (WARN_ON_ONCE(!v4l2_flash->fled_cdev))
+			return -EINVAL;
+
+		led_cdev = &v4l2_flash->fled_cdev->led_cdev;
 	} else {
-		led_set_brightness_sync(v4l2_flash->iled_cdev,
-					brightness);
+		if (WARN_ON_ONCE(!v4l2_flash->iled_cdev))
+			return -EINVAL;
+
+		led_cdev = v4l2_flash->iled_cdev;
 	}
+
+	return led_set_brightness_sync(led_cdev, brightness);
 }
 
 static int v4l2_flash_update_led_brightness(struct v4l2_flash *v4l2_flash,
@@ -128,8 +135,15 @@ static int v4l2_flash_update_led_brightness(struct v4l2_flash *v4l2_flash,
 		 */
 		if (ctrls[LED_MODE]->val != V4L2_FLASH_LED_MODE_TORCH)
 			return 0;
+
+		if (WARN_ON_ONCE(!v4l2_flash->fled_cdev))
+			return -EINVAL;
+
 		led_cdev = &v4l2_flash->fled_cdev->led_cdev;
 	} else {
+		if (WARN_ON_ONCE(!v4l2_flash->iled_cdev))
+			return -EINVAL;
+
 		led_cdev = v4l2_flash->iled_cdev;
 	}
 
@@ -159,6 +173,12 @@ static int v4l2_flash_g_volatile_ctrl(struct v4l2_ctrl *c)
 	case V4L2_CID_FLASH_TORCH_INTENSITY:
 	case V4L2_CID_FLASH_INDICATOR_INTENSITY:
 		return v4l2_flash_update_led_brightness(v4l2_flash, c);
+	}
+
+	if (!fled_cdev)
+		return -EINVAL;
+
+	switch (c->id) {
 	case V4L2_CID_FLASH_INTENSITY:
 		ret = led_update_flash_brightness(fled_cdev);
 		if (ret < 0)
@@ -194,12 +214,23 @@ static int v4l2_flash_s_ctrl(struct v4l2_ctrl *c)
 {
 	struct v4l2_flash *v4l2_flash = v4l2_ctrl_to_v4l2_flash(c);
 	struct led_classdev_flash *fled_cdev = v4l2_flash->fled_cdev;
-	struct led_classdev *led_cdev = fled_cdev ? &fled_cdev->led_cdev : NULL;
+	struct led_classdev *led_cdev;
 	struct v4l2_ctrl **ctrls = v4l2_flash->ctrls;
 	bool external_strobe;
 	int ret = 0;
 
 	switch (c->id) {
+	case V4L2_CID_FLASH_TORCH_INTENSITY:
+	case V4L2_CID_FLASH_INDICATOR_INTENSITY:
+		return v4l2_flash_set_led_brightness(v4l2_flash, c);
+	}
+
+	if (!fled_cdev)
+		return -EINVAL;
+
+	led_cdev = &fled_cdev->led_cdev;
+
+	switch (c->id) {
 	case V4L2_CID_FLASH_LED_MODE:
 		switch (c->val) {
 		case V4L2_FLASH_LED_MODE_NONE:
@@ -230,9 +261,8 @@ static int v4l2_flash_s_ctrl(struct v4l2_ctrl *c)
 			if (ret < 0)
 				return ret;
 
-			v4l2_flash_set_led_brightness(v4l2_flash,
-							ctrls[TORCH_INTENSITY]);
-			return 0;
+			return v4l2_flash_set_led_brightness(v4l2_flash,
+							     ctrls[TORCH_INTENSITY]);
 		}
 		break;
 	case V4L2_CID_FLASH_STROBE_SOURCE:
@@ -268,10 +298,6 @@ static int v4l2_flash_s_ctrl(struct v4l2_ctrl *c)
 		 * microamperes for flash intensity units.
 		 */
 		return led_set_flash_brightness(fled_cdev, c->val);
-	case V4L2_CID_FLASH_TORCH_INTENSITY:
-	case V4L2_CID_FLASH_INDICATOR_INTENSITY:
-		v4l2_flash_set_led_brightness(v4l2_flash, c);
-		return 0;
 	}
 
 	return -EINVAL;
@@ -483,15 +509,24 @@ static int __sync_device_with_v4l2_controls(struct v4l2_flash *v4l2_flash)
 	struct v4l2_ctrl **ctrls = v4l2_flash->ctrls;
 	int ret = 0;
 
-	if (ctrls[TORCH_INTENSITY])
-		v4l2_flash_set_led_brightness(v4l2_flash,
-					      ctrls[TORCH_INTENSITY]);
+	if (ctrls[TORCH_INTENSITY]) {
+		ret = v4l2_flash_set_led_brightness(v4l2_flash,
+						    ctrls[TORCH_INTENSITY]);
+		if (ret < 0)
+			return ret;
+	}
 
-	if (ctrls[INDICATOR_INTENSITY])
-		v4l2_flash_set_led_brightness(v4l2_flash,
-						ctrls[INDICATOR_INTENSITY]);
+	if (ctrls[INDICATOR_INTENSITY]) {
+		ret = v4l2_flash_set_led_brightness(v4l2_flash,
+						    ctrls[INDICATOR_INTENSITY]);
+		if (ret < 0)
+			return ret;
+	}
 
 	if (ctrls[FLASH_TIMEOUT]) {
+		if (WARN_ON_ONCE(!fled_cdev))
+			return -EINVAL;
+
 		ret = led_set_flash_timeout(fled_cdev,
 					ctrls[FLASH_TIMEOUT]->val);
 		if (ret < 0)
@@ -499,6 +534,9 @@ static int __sync_device_with_v4l2_controls(struct v4l2_flash *v4l2_flash)
 	}
 
 	if (ctrls[FLASH_INTENSITY]) {
+		if (WARN_ON_ONCE(!fled_cdev))
+			return -EINVAL;
+
 		ret = led_set_flash_brightness(fled_cdev,
 					ctrls[FLASH_INTENSITY]->val);
 		if (ret < 0)