diff options
Diffstat (limited to 'drivers/media/platform/blackfin/bfin_capture.c')
| -rw-r--r-- | drivers/media/platform/blackfin/bfin_capture.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/media/platform/blackfin/bfin_capture.c b/drivers/media/platform/blackfin/bfin_capture.c index c6d8b95b91ff..2c720bc4cb8f 100644 --- a/drivers/media/platform/blackfin/bfin_capture.c +++ b/drivers/media/platform/blackfin/bfin_capture.c @@ -345,6 +345,7 @@ static int bcap_start_streaming(struct vb2_queue *vq, unsigned int count) { struct bcap_device *bcap_dev = vb2_get_drv_priv(vq); struct ppi_if *ppi = bcap_dev->ppi; + struct bcap_buffer *buf, *tmp; struct ppi_params params; int ret; @@ -352,7 +353,7 @@ static int bcap_start_streaming(struct vb2_queue *vq, unsigned int count) ret = v4l2_subdev_call(bcap_dev->sd, video, s_stream, 1); if (ret && (ret != -ENOIOCTLCMD)) { v4l2_err(&bcap_dev->v4l2_dev, "stream on failed in subdev\n"); - return ret; + goto err; } /* set ppi params */ @@ -391,7 +392,7 @@ static int bcap_start_streaming(struct vb2_queue *vq, unsigned int count) if (ret < 0) { v4l2_err(&bcap_dev->v4l2_dev, "Error in setting ppi params\n"); - return ret; + goto err; } /* attach ppi DMA irq handler */ @@ -399,12 +400,21 @@ static int bcap_start_streaming(struct vb2_queue *vq, unsigned int count) if (ret < 0) { v4l2_err(&bcap_dev->v4l2_dev, "Error in attaching interrupt handler\n"); - return ret; + goto err; } reinit_completion(&bcap_dev->comp); bcap_dev->stop = false; + return 0; + +err: + list_for_each_entry_safe(buf, tmp, &bcap_dev->dma_queue, list) { + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED); + } + + return ret; } static void bcap_stop_streaming(struct vb2_queue *vq) |