diff options
Diffstat (limited to 'drivers/media/usb/uvc/uvc_queue.c')
| -rw-r--r-- | drivers/media/usb/uvc/uvc_queue.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/media/usb/uvc/uvc_queue.c b/drivers/media/usb/uvc/uvc_queue.c index 77edd206d345..aa2199775cb8 100644 --- a/drivers/media/usb/uvc/uvc_queue.c +++ b/drivers/media/usb/uvc/uvc_queue.c @@ -43,6 +43,11 @@ uvc_queue_to_stream(struct uvc_video_queue *queue) return container_of(queue, struct uvc_streaming, queue); } +static inline struct uvc_buffer *uvc_vbuf_to_buffer(struct vb2_v4l2_buffer *buf) +{ + return container_of(buf, struct uvc_buffer, buf); +} + /* * Return all queued buffers to videobuf2 in the requested state. * @@ -89,7 +94,7 @@ static int uvc_buffer_prepare(struct vb2_buffer *vb) { struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct uvc_video_queue *queue = vb2_get_drv_priv(vb->vb2_queue); - struct uvc_buffer *buf = container_of(vbuf, struct uvc_buffer, buf); + struct uvc_buffer *buf = uvc_vbuf_to_buffer(vbuf); if (vb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && vb2_get_plane_payload(vb, 0) > vb2_plane_size(vb, 0)) { @@ -116,7 +121,7 @@ static void uvc_buffer_queue(struct vb2_buffer *vb) { struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct uvc_video_queue *queue = vb2_get_drv_priv(vb->vb2_queue); - struct uvc_buffer *buf = container_of(vbuf, struct uvc_buffer, buf); + struct uvc_buffer *buf = uvc_vbuf_to_buffer(vbuf); unsigned long flags; spin_lock_irqsave(&queue->irqlock, flags); @@ -138,7 +143,7 @@ static void uvc_buffer_finish(struct vb2_buffer *vb) struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct uvc_video_queue *queue = vb2_get_drv_priv(vb->vb2_queue); struct uvc_streaming *stream = uvc_queue_to_stream(queue); - struct uvc_buffer *buf = container_of(vbuf, struct uvc_buffer, buf); + struct uvc_buffer *buf = uvc_vbuf_to_buffer(vbuf); if (vb->state == VB2_BUF_STATE_DONE) uvc_video_clock_update(stream, vbuf, buf); @@ -412,7 +417,7 @@ struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue, nextbuf = NULL; spin_unlock_irqrestore(&queue->irqlock, flags); - buf->state = buf->error ? VB2_BUF_STATE_ERROR : UVC_BUF_STATE_DONE; + buf->state = buf->error ? UVC_BUF_STATE_ERROR : UVC_BUF_STATE_DONE; vb2_set_plane_payload(&buf->buf.vb2_buf, 0, buf->bytesused); vb2_buffer_done(&buf->buf.vb2_buf, VB2_BUF_STATE_DONE); |