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| author | Julien Massot <julien.massot@collabora.com> | 2025-07-04 12:28:24 +0300 |
|---|---|---|
| committer | Hans Verkuil <hverkuil+cisco@kernel.org> | 2025-08-25 16:40:38 +0300 |
| commit | 5ae507400652f16a001c7c169c4732ead0b4e54e (patch) | |
| tree | 1b01f67f214e7b0a2150bd286d51af14e6291587 | |
| parent | 9db72db296c4e6bb5e901adcd557212e0ee2df26 (diff) | |
| download | linux-5ae507400652f16a001c7c169c4732ead0b4e54e.tar.xz | |
media: i2c: vgxy61: Report stream using frame descriptors
Add support for .get_frame_desc() to report CSI-2 virtual channel
and data type information. This allows CSI-2 receivers to properly
interpret the stream without inferring the data type from the pixel
format.
Signed-off-by: Julien Massot <julien.massot@collabora.com>
Reviewed-by: Benjamin Mugnier <benjamin.mugnier@foss.st.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
| -rw-r--r-- | drivers/media/i2c/vgxy61.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/media/i2c/vgxy61.c b/drivers/media/i2c/vgxy61.c index 3d001e0b646b..d64d0099e6fe 100644 --- a/drivers/media/i2c/vgxy61.c +++ b/drivers/media/i2c/vgxy61.c @@ -1181,6 +1181,21 @@ static int vgxy61_s_stream(struct v4l2_subdev *sd, int enable) return ret; } +static int vgxy61_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad, + struct v4l2_mbus_frame_desc *fd) +{ + struct vgxy61_dev *sensor = to_vgxy61_dev(sd); + + fd->type = V4L2_MBUS_FRAME_DESC_TYPE_CSI2; + fd->num_entries = 1; + fd->entry[0].pixelcode = sensor->fmt.code; + fd->entry[0].stream = 0; + fd->entry[0].bus.csi2.vc = 0; + fd->entry[0].bus.csi2.dt = get_data_type_by_code(sensor->fmt.code); + + return 0; +} + static int vgxy61_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) @@ -1402,6 +1417,7 @@ static const struct v4l2_subdev_pad_ops vgxy61_pad_ops = { .set_fmt = vgxy61_set_fmt, .get_selection = vgxy61_get_selection, .enum_frame_size = vgxy61_enum_frame_size, + .get_frame_desc = vgxy61_get_frame_desc, }; static const struct v4l2_subdev_ops vgxy61_subdev_ops = { |