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author | Sakari Ailus <sakari.ailus@linux.intel.com> | 2023-10-13 10:15:48 +0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@kernel.org> | 2023-11-23 20:30:41 +0300 |
commit | 52c2575db8faa1d93227a92a32deb2cd66b96614 (patch) | |
tree | e70b797ba47efbefedaeb5304aed1c886a983140 /drivers/media | |
parent | aeb18af18828f65eebb3dc475c62faab9cc8e9b6 (diff) | |
download | linux-52c2575db8faa1d93227a92a32deb2cd66b96614.tar.xz |
media: v4l: subdev: Store the sub-device in the sub-device state
Store the sub-device in the sub-device state. This will be needed in e.g.
validating pad number when retrieving information for non-stream-aware
users. There are expected to be more needs for this in the future.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media')
-rw-r--r-- | drivers/media/v4l2-core/v4l2-subdev.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c index be86b906c985..cd3ff5b19d0c 100644 --- a/drivers/media/v4l2-core/v4l2-subdev.c +++ b/drivers/media/v4l2-core/v4l2-subdev.c @@ -1448,6 +1448,8 @@ __v4l2_subdev_state_alloc(struct v4l2_subdev *sd, const char *lock_name, else state->lock = &state->_lock; + state->sd = sd; + /* Drivers that support streams do not need the legacy pad config */ if (!(sd->flags & V4L2_SUBDEV_FL_STREAMS) && sd->entity.num_pads) { state->pads = kvcalloc(sd->entity.num_pads, |