diff options
| author | Paweł Anikiel <panikiel@google.com> | 2024-04-05 17:13:56 +0300 |
|---|---|---|
| committer | Hans Verkuil <hverkuil-cisco@xs4all.nl> | 2024-04-09 09:15:03 +0300 |
| commit | 009e12561369e2fcb992af47001a06f016e9d6b5 (patch) | |
| tree | 9cca0daedac2e806849fdd28061a467f3d5c33c1 /drivers/media/v4l2-core | |
| parent | 682f4968084a3d3eed08718b23fe9b6777dd6c2a (diff) | |
| download | linux-009e12561369e2fcb992af47001a06f016e9d6b5.tar.xz | |
media: v4l2-subdev: Add pad versions of dv timing subdev calls
Currently, subdev dv timing calls (i.e. g/s/query_dv_timings) are video
ops without a pad argument. This is a problem if the subdevice can have
different dv timings for each pad (e.g. a DisplayPort receiver with
multiple virtual channels).
To solve this, change these calls to include a pad argument, and put
them into pad ops. Keep the old ones temporarily to make the switch
easier.
Signed-off-by: Paweł Anikiel <panikiel@google.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Diffstat (limited to 'drivers/media/v4l2-core')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-subdev.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c index 4c6198c48dd6..07759cdd0844 100644 --- a/drivers/media/v4l2-core/v4l2-subdev.c +++ b/drivers/media/v4l2-core/v4l2-subdev.c @@ -369,6 +369,36 @@ static int call_set_edid(struct v4l2_subdev *sd, struct v4l2_subdev_edid *edid) return check_edid(sd, edid) ? : sd->ops->pad->set_edid(sd, edid); } +static int call_s_dv_timings(struct v4l2_subdev *sd, unsigned int pad, + struct v4l2_dv_timings *timings) +{ + if (!timings) + return -EINVAL; + + return check_pad(sd, pad) ? : + sd->ops->pad->s_dv_timings(sd, pad, timings); +} + +static int call_g_dv_timings(struct v4l2_subdev *sd, unsigned int pad, + struct v4l2_dv_timings *timings) +{ + if (!timings) + return -EINVAL; + + return check_pad(sd, pad) ? : + sd->ops->pad->g_dv_timings(sd, pad, timings); +} + +static int call_query_dv_timings(struct v4l2_subdev *sd, unsigned int pad, + struct v4l2_dv_timings *timings) +{ + if (!timings) + return -EINVAL; + + return check_pad(sd, pad) ? : + sd->ops->pad->query_dv_timings(sd, pad, timings); +} + static int call_dv_timings_cap(struct v4l2_subdev *sd, struct v4l2_dv_timings_cap *cap) { @@ -487,6 +517,9 @@ static const struct v4l2_subdev_pad_ops v4l2_subdev_call_pad_wrappers = { .set_frame_interval = call_set_frame_interval, .get_edid = call_get_edid, .set_edid = call_set_edid, + .s_dv_timings = call_s_dv_timings, + .g_dv_timings = call_g_dv_timings, + .query_dv_timings = call_query_dv_timings, .dv_timings_cap = call_dv_timings_cap, .enum_dv_timings = call_enum_dv_timings, .get_frame_desc = call_get_frame_desc, |