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authorJohn W. Linville <linville@tuxdriver.com>2011-11-22 14:05:46 -0500
committerJohn W. Linville <linville@tuxdriver.com>2011-11-22 14:05:46 -0500
commit515db09338704a6ad7d27b5f1e33820d3052edd2 (patch)
tree74f915531710303397d34069b325c2be7a5ac93c /drivers/media/video/s5p-tv/mixer_video.c
parent30be52e44fd4276d768efffb55d424fb682e6505 (diff)
parentcfcfc9eca2bcbd26a8e206baeb005b055dbf8e37 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
Conflicts: drivers/net/wireless/iwlegacy/iwl-debugfs.c drivers/net/wireless/iwlegacy/iwl-rx.c drivers/net/wireless/iwlegacy/iwl-scan.c drivers/net/wireless/iwlegacy/iwl-tx.c include/net/bluetooth/bluetooth.h
Diffstat (limited to 'drivers/media/video/s5p-tv/mixer_video.c')
-rw-r--r--drivers/media/video/s5p-tv/mixer_video.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/media/video/s5p-tv/mixer_video.c b/drivers/media/video/s5p-tv/mixer_video.c
index 43ac22f35bc..e16d3a4bc1d 100644
--- a/drivers/media/video/s5p-tv/mixer_video.c
+++ b/drivers/media/video/s5p-tv/mixer_video.c
@@ -727,8 +727,8 @@ static const struct v4l2_file_operations mxr_fops = {
.unlocked_ioctl = video_ioctl2,
};
-static int queue_setup(struct vb2_queue *vq, unsigned int *nbuffers,
- unsigned int *nplanes, unsigned long sizes[],
+static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *pfmt,
+ unsigned int *nbuffers, unsigned int *nplanes, unsigned int sizes[],
void *alloc_ctxs[])
{
struct mxr_layer *layer = vb2_get_drv_priv(vq);
@@ -764,19 +764,10 @@ static void buf_queue(struct vb2_buffer *vb)
struct mxr_layer *layer = vb2_get_drv_priv(vb->vb2_queue);
struct mxr_device *mdev = layer->mdev;
unsigned long flags;
- int must_start = 0;
spin_lock_irqsave(&layer->enq_slock, flags);
- if (layer->state == MXR_LAYER_STREAMING_START) {
- layer->state = MXR_LAYER_STREAMING;
- must_start = 1;
- }
list_add_tail(&buffer->list, &layer->enq_list);
spin_unlock_irqrestore(&layer->enq_slock, flags);
- if (must_start) {
- layer->ops.stream_set(layer, MXR_ENABLE);
- mxr_streamer_get(mdev);
- }
mxr_dbg(mdev, "queuing buffer\n");
}
@@ -797,13 +788,19 @@ static void wait_unlock(struct vb2_queue *vq)
mutex_unlock(&layer->mutex);
}
-static int start_streaming(struct vb2_queue *vq)
+static int start_streaming(struct vb2_queue *vq, unsigned int count)
{
struct mxr_layer *layer = vb2_get_drv_priv(vq);
struct mxr_device *mdev = layer->mdev;
unsigned long flags;
mxr_dbg(mdev, "%s\n", __func__);
+
+ if (count == 0) {
+ mxr_dbg(mdev, "no output buffers queued\n");
+ return -EINVAL;
+ }
+
/* block any changes in output configuration */
mxr_output_get(mdev);
@@ -814,9 +811,12 @@ static int start_streaming(struct vb2_queue *vq)
layer->ops.format_set(layer);
/* enabling layer in hardware */
spin_lock_irqsave(&layer->enq_slock, flags);
- layer->state = MXR_LAYER_STREAMING_START;
+ layer->state = MXR_LAYER_STREAMING;
spin_unlock_irqrestore(&layer->enq_slock, flags);
+ layer->ops.stream_set(layer, MXR_ENABLE);
+ mxr_streamer_get(mdev);
+
return 0;
}