diff options
Diffstat (limited to 'drivers/media/video/uvc/uvc_video.c')
| -rw-r--r-- | drivers/media/video/uvc/uvc_video.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c index 7dcf534a0cf3..53f3ef4635eb 100644 --- a/drivers/media/video/uvc/uvc_video.c +++ b/drivers/media/video/uvc/uvc_video.c @@ -14,6 +14,7 @@ #include <linux/kernel.h> #include <linux/list.h> #include <linux/module.h> +#include <linux/slab.h> #include <linux/usb.h> #include <linux/videodev2.h> #include <linux/vmalloc.h> @@ -410,6 +411,8 @@ static int uvc_video_decode_start(struct uvc_streaming *stream, * when the EOF bit is set to force synchronisation on the next packet. */ if (buf->state != UVC_BUF_STATE_ACTIVE) { + struct timespec ts; + if (fid == stream->last_fid) { uvc_trace(UVC_TRACE_FRAME, "Dropping payload (out of " "sync).\n"); @@ -419,6 +422,14 @@ static int uvc_video_decode_start(struct uvc_streaming *stream, return -ENODATA; } + if (uvc_clock_param == CLOCK_MONOTONIC) + ktime_get_ts(&ts); + else + ktime_get_real_ts(&ts); + + buf->buf.timestamp.tv_sec = ts.tv_sec; + buf->buf.timestamp.tv_usec = ts.tv_nsec / NSEC_PER_USEC; + /* TODO: Handle PTS and SCR. */ buf->state = UVC_BUF_STATE_ACTIVE; } @@ -728,7 +739,7 @@ static void uvc_free_urb_buffers(struct uvc_streaming *stream) for (i = 0; i < UVC_URBS; ++i) { if (stream->urb_buffer[i]) { - usb_buffer_free(stream->dev->udev, stream->urb_size, + usb_free_coherent(stream->dev->udev, stream->urb_size, stream->urb_buffer[i], stream->urb_dma[i]); stream->urb_buffer[i] = NULL; } @@ -769,7 +780,7 @@ static int uvc_alloc_urb_buffers(struct uvc_streaming *stream, for (; npackets > 1; npackets /= 2) { for (i = 0; i < UVC_URBS; ++i) { stream->urb_size = psize * npackets; - stream->urb_buffer[i] = usb_buffer_alloc( + stream->urb_buffer[i] = usb_alloc_coherent( stream->dev->udev, stream->urb_size, gfp_flags | __GFP_NOWARN, &stream->urb_dma[i]); if (!stream->urb_buffer[i]) { |