diff options
Diffstat (limited to 'drivers/media/video/uvc')
-rw-r--r-- | drivers/media/video/uvc/Kconfig | 1 | ||||
-rw-r--r-- | drivers/media/video/uvc/uvc_v4l2.c | 2 | ||||
-rw-r--r-- | drivers/media/video/uvc/uvc_video.c | 8 |
3 files changed, 8 insertions, 3 deletions
diff --git a/drivers/media/video/uvc/Kconfig b/drivers/media/video/uvc/Kconfig index 6c197da531b2..541c9f1e4c6a 100644 --- a/drivers/media/video/uvc/Kconfig +++ b/drivers/media/video/uvc/Kconfig @@ -10,6 +10,7 @@ config USB_VIDEO_CLASS config USB_VIDEO_CLASS_INPUT_EVDEV bool "UVC input events device support" default y + depends on USB_VIDEO_CLASS depends on USB_VIDEO_CLASS=INPUT || INPUT=y ---help--- This option makes USB Video Class devices register an input device diff --git a/drivers/media/video/uvc/uvc_v4l2.c b/drivers/media/video/uvc/uvc_v4l2.c index 759bef8897e9..f00db3060e0e 100644 --- a/drivers/media/video/uvc/uvc_v4l2.c +++ b/drivers/media/video/uvc/uvc_v4l2.c @@ -1051,7 +1051,7 @@ static long uvc_v4l2_ioctl(struct file *file, { if (uvc_trace_param & UVC_TRACE_IOCTL) { uvc_printk(KERN_DEBUG, "uvc_v4l2_ioctl("); - v4l_printk_ioctl(cmd); + v4l_printk_ioctl(NULL, cmd); printk(")\n"); } diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c index b76b0ac0958f..7ac4347ca09e 100644 --- a/drivers/media/video/uvc/uvc_video.c +++ b/drivers/media/video/uvc/uvc_video.c @@ -1188,7 +1188,11 @@ static void uvc_video_decode_bulk(struct urb *urb, struct uvc_streaming *stream, u8 *mem; int len, ret; - if (urb->actual_length == 0) + /* + * Ignore ZLPs if they're not part of a frame, otherwise process them + * to trigger the end of payload detection. + */ + if (urb->actual_length == 0 && stream->bulk.header_size == 0) return; mem = urb->transfer_buffer; @@ -1594,7 +1598,7 @@ static int uvc_init_video(struct uvc_streaming *stream, gfp_t gfp_flags) psize = le16_to_cpu(ep->desc.wMaxPacketSize); psize = (psize & 0x07ff) * (1 + ((psize >> 11) & 3)); if (psize >= bandwidth && psize <= best_psize) { - altsetting = i; + altsetting = alts->desc.bAlternateSetting; best_psize = psize; best_ep = ep; } |