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| author | Hans Verkuil <hans.verkuil@cisco.com> | 2015-06-07 05:57:59 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-07-06 08:26:10 -0300 |
| commit | 4de00d0efe0a7af8e2ef591effa2a559b7cc38a3 (patch) | |
| tree | a1dd06714042a76602973b9670e5017ab20e1cdc /drivers/media/platform | |
| parent | c5f98085bf3f1d645aaf76eac7c9ca0e2ab684c6 (diff) | |
| download | linux-4de00d0efe0a7af8e2ef591effa2a559b7cc38a3.tar.bz2 | |
[media] sh-vou: support compulsory G/S/ENUM_OUTPUT ioctls
Video output drivers must support these ioctls. Otherwise applications
cannot deduce that these outputs exist and what capabilities they have.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/platform')
| -rw-r--r-- | drivers/media/platform/sh_vou.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/media/platform/sh_vou.c b/drivers/media/platform/sh_vou.c index 4994b7ba9236..d9a4502b4a58 100644 --- a/drivers/media/platform/sh_vou.c +++ b/drivers/media/platform/sh_vou.c @@ -872,6 +872,30 @@ static int sh_vou_streamoff(struct file *file, void *priv, return 0; } +static int sh_vou_enum_output(struct file *file, void *fh, + struct v4l2_output *a) +{ + struct sh_vou_device *vou_dev = video_drvdata(file); + + if (a->index) + return -EINVAL; + strlcpy(a->name, "Video Out", sizeof(a->name)); + a->type = V4L2_OUTPUT_TYPE_ANALOG; + a->std = vou_dev->vdev.tvnorms; + return 0; +} + +int sh_vou_g_output(struct file *file, void *fh, unsigned int *i) +{ + *i = 0; + return 0; +} + +int sh_vou_s_output(struct file *file, void *fh, unsigned int i) +{ + return i ? -EINVAL : 0; +} + static u32 sh_vou_ntsc_mode(enum sh_vou_bus_fmt bus_fmt) { switch (bus_fmt) { @@ -1276,6 +1300,9 @@ static const struct v4l2_ioctl_ops sh_vou_ioctl_ops = { .vidioc_dqbuf = sh_vou_dqbuf, .vidioc_streamon = sh_vou_streamon, .vidioc_streamoff = sh_vou_streamoff, + .vidioc_g_output = sh_vou_g_output, + .vidioc_s_output = sh_vou_s_output, + .vidioc_enum_output = sh_vou_enum_output, .vidioc_s_std = sh_vou_s_std, .vidioc_g_std = sh_vou_g_std, .vidioc_cropcap = sh_vou_cropcap, |