diff options
author | John W. Linville <linville@tuxdriver.com> | 2011-11-22 14:05:46 -0500 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2011-11-22 14:05:46 -0500 |
commit | 515db09338704a6ad7d27b5f1e33820d3052edd2 (patch) | |
tree | 74f915531710303397d34069b325c2be7a5ac93c /drivers/media/video/s5p-tv/mixer_video.c | |
parent | 30be52e44fd4276d768efffb55d424fb682e6505 (diff) | |
parent | cfcfc9eca2bcbd26a8e206baeb005b055dbf8e37 (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.c | 26 |
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; } |