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| author | Anatolij Gustschin <agust@denx.de> | 2010-12-17 10:40:50 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-12-29 11:17:03 +0100 |
| commit | c3353330508aee4390442df2d7f6ce0ef5006185 (patch) | |
| tree | a87d764e4beeb15872c76a83602516f45059ddba /drivers/media/video/fsl-viu.c | |
| parent | [media] zoran: bit-wise vs logical and (diff) | |
| download | linux-c3353330508aee4390442df2d7f6ce0ef5006185.tar.xz linux-c3353330508aee4390442df2d7f6ce0ef5006185.zip | |
[media] media: fsl-viu: fix support for streaming with mmap method
Streaming using mmap didn't work in the VIU driver. We need to
start/stop DMA in streamon/streamoff and free the buffers on
release. Add appropriate driver extension now.
Signed-off-by: Anatolij Gustschin <agust@denx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/fsl-viu.c')
| -rw-r--r-- | drivers/media/video/fsl-viu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/media/video/fsl-viu.c b/drivers/media/video/fsl-viu.c index b8faff2dd711..693e9c07e3f4 100644 --- a/drivers/media/video/fsl-viu.c +++ b/drivers/media/video/fsl-viu.c @@ -915,6 +915,8 @@ static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) if (fh->type != i) return -EINVAL; + viu_start_dma(fh->dev); + return videobuf_streamon(&fh->vb_vidq); } @@ -927,6 +929,8 @@ static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) if (fh->type != i) return -EINVAL; + viu_stop_dma(fh->dev); + return videobuf_streamoff(&fh->vb_vidq); } @@ -1331,6 +1335,7 @@ static int viu_release(struct file *file) viu_stop_dma(dev); videobuf_stop(&fh->vb_vidq); + videobuf_mmap_free(&fh->vb_vidq); kfree(fh); |