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| author | Sakari Ailus <sakari.ailus@linux.intel.com> | 2024-09-17 17:58:58 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2024-10-16 09:32:41 +0200 |
| commit | fd0e579bc62cb1766469866a89471d2d8c8b721d (patch) | |
| tree | ad80282f64ff3a872ffd49dbc9cfa56676b3f2e8 | |
| parent | 646aed96d51088c1f24b4d710fa6fa4a17ecc484 (diff) | |
media: Documentation: Improve v4l2_subdev_{en,dis}able_streams documentation
Document that callers of v4l2_subdev_{en,dis}able_streams() need to set
the mask to BIT_ULL(0).
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
| -rw-r--r-- | include/media/v4l2-subdev.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index ff63fb6046b1..2f2200875b03 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -1685,6 +1685,8 @@ int v4l2_subdev_routing_validate(struct v4l2_subdev *sd, * function implements a best-effort compatibility by calling the .s_stream() * operation, limited to subdevs that have a single source pad. * + * Drivers that are not stream-aware shall set @streams_mask to BIT_ULL(0). + * * Return: * * 0: Success * * -EALREADY: One of the streams in streams_mask is already enabled @@ -1715,6 +1717,8 @@ int v4l2_subdev_enable_streams(struct v4l2_subdev *sd, u32 pad, * function implements a best-effort compatibility by calling the .s_stream() * operation, limited to subdevs that have a single source pad. * + * Drivers that are not stream-aware shall set @streams_mask to BIT_ULL(0). + * * Return: * * 0: Success * * -EALREADY: One of the streams in streams_mask is not enabled |