diff options
| author | Hans Verkuil <hverkuil@xs4all.nl> | 2015-12-14 11:17:00 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2016-02-01 10:34:38 +0100 |
| commit | 9f1830206d5e2c6fc85185de4d22c5188ff00232 (patch) | |
| tree | 2b94d07f21118c46790830d2b040baa7b07521b7 /drivers/media/pci/saa7134/saa7134-empress.c | |
| parent | [media] go7007: constify go7007_hpi_ops structures (diff) | |
| download | linux-9f1830206d5e2c6fc85185de4d22c5188ff00232.tar.xz linux-9f1830206d5e2c6fc85185de4d22c5188ff00232.zip | |
[media] saa7134: add DMABUF support
Since saa7134 is now using vb2, there is no reason why we can't support
dmabuf for this driver.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/pci/saa7134/saa7134-empress.c')
| -rw-r--r-- | drivers/media/pci/saa7134/saa7134-empress.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/pci/saa7134/saa7134-empress.c b/drivers/media/pci/saa7134/saa7134-empress.c index 56b932c97196..ca417a454d67 100644 --- a/drivers/media/pci/saa7134/saa7134-empress.c +++ b/drivers/media/pci/saa7134/saa7134-empress.c @@ -189,6 +189,7 @@ static const struct v4l2_ioctl_ops ts_ioctl_ops = { .vidioc_querybuf = vb2_ioctl_querybuf, .vidioc_qbuf = vb2_ioctl_qbuf, .vidioc_dqbuf = vb2_ioctl_dqbuf, + .vidioc_expbuf = vb2_ioctl_expbuf, .vidioc_streamon = vb2_ioctl_streamon, .vidioc_streamoff = vb2_ioctl_streamoff, .vidioc_g_frequency = saa7134_g_frequency, @@ -286,7 +287,7 @@ static int empress_init(struct saa7134_dev *dev) * transfers that do not start at the beginning of a page. A USERPTR * can start anywhere in a page, so USERPTR support is a no-go. */ - q->io_modes = VB2_MMAP | VB2_READ; + q->io_modes = VB2_MMAP | VB2_DMABUF | VB2_READ; q->drv_priv = &dev->ts_q; q->ops = &saa7134_empress_qops; q->gfp_flags = GFP_DMA32; |