diff options
author | Ulrich Hecht <ulrich.hecht+renesas@gmail.com> | 2016-05-11 14:02:53 (GMT) |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-06-28 12:06:40 (GMT) |
commit | 80aa26593e3eb48f16c4222aa27ff40806f57c45 (patch) | |
tree | 66a516aeb137a6a03bfa273180d4ca50567628ac /drivers | |
parent | 181905e08d81b2ce5aceab7f0458a39773430e24 (diff) | |
download | linux-80aa26593e3eb48f16c4222aa27ff40806f57c45.tar.xz |
[media] media: rcar-vin: add DV timings support
Adds ioctls DV_TIMINGS_CAP, ENUM_DV_TIMINGS, G_DV_TIMINGS, S_DV_TIMINGS,
and QUERY_DV_TIMINGS.
Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/media/platform/rcar-vin/rcar-v4l2.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c index 3788f8a..10a5c10 100644 --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c @@ -400,6 +400,10 @@ static int rvin_enum_input(struct file *file, void *priv, i->type = V4L2_INPUT_TYPE_CAMERA; i->std = vin->vdev.tvnorms; + + if (v4l2_subdev_has_op(sd, pad, dv_timings_cap)) + i->capabilities = V4L2_IN_CAP_DV_TIMINGS; + strlcpy(i->name, "Camera", sizeof(i->name)); return 0; @@ -478,6 +482,78 @@ static int rvin_subscribe_event(struct v4l2_fh *fh, return v4l2_ctrl_subscribe_event(fh, sub); } +static int rvin_enum_dv_timings(struct file *file, void *priv_fh, + struct v4l2_enum_dv_timings *timings) +{ + struct rvin_dev *vin = video_drvdata(file); + struct v4l2_subdev *sd = vin_to_source(vin); + int pad, ret; + + pad = timings->pad; + timings->pad = vin->src_pad_idx; + + ret = v4l2_subdev_call(sd, pad, enum_dv_timings, timings); + + timings->pad = pad; + + return ret; +} + +static int rvin_s_dv_timings(struct file *file, void *priv_fh, + struct v4l2_dv_timings *timings) +{ + struct rvin_dev *vin = video_drvdata(file); + struct v4l2_subdev *sd = vin_to_source(vin); + int err; + + err = v4l2_subdev_call(sd, + video, s_dv_timings, timings); + if (!err) { + vin->source.width = timings->bt.width; + vin->source.height = timings->bt.height; + vin->format.width = timings->bt.width; + vin->format.height = timings->bt.height; + } + return err; +} + +static int rvin_g_dv_timings(struct file *file, void *priv_fh, + struct v4l2_dv_timings *timings) +{ + struct rvin_dev *vin = video_drvdata(file); + struct v4l2_subdev *sd = vin_to_source(vin); + + return v4l2_subdev_call(sd, + video, g_dv_timings, timings); +} + +static int rvin_query_dv_timings(struct file *file, void *priv_fh, + struct v4l2_dv_timings *timings) +{ + struct rvin_dev *vin = video_drvdata(file); + struct v4l2_subdev *sd = vin_to_source(vin); + + return v4l2_subdev_call(sd, + video, query_dv_timings, timings); +} + +static int rvin_dv_timings_cap(struct file *file, void *priv_fh, + struct v4l2_dv_timings_cap *cap) +{ + struct rvin_dev *vin = video_drvdata(file); + struct v4l2_subdev *sd = vin_to_source(vin); + int pad, ret; + + pad = cap->pad; + cap->pad = vin->src_pad_idx; + + ret = v4l2_subdev_call(sd, pad, dv_timings_cap, cap); + + cap->pad = pad; + + return ret; +} + static const struct v4l2_ioctl_ops rvin_ioctl_ops = { .vidioc_querycap = rvin_querycap, .vidioc_try_fmt_vid_cap = rvin_try_fmt_vid_cap, @@ -494,6 +570,12 @@ static const struct v4l2_ioctl_ops rvin_ioctl_ops = { .vidioc_g_input = rvin_g_input, .vidioc_s_input = rvin_s_input, + .vidioc_dv_timings_cap = rvin_dv_timings_cap, + .vidioc_enum_dv_timings = rvin_enum_dv_timings, + .vidioc_g_dv_timings = rvin_g_dv_timings, + .vidioc_s_dv_timings = rvin_s_dv_timings, + .vidioc_query_dv_timings = rvin_query_dv_timings, + .vidioc_querystd = rvin_querystd, .vidioc_g_std = rvin_g_std, .vidioc_s_std = rvin_s_std, |