aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/v4l2-core/v4l2-subdev.c
diff options
context:
space:
mode:
authorSakari Ailus <[email protected]>2023-10-13 07:15:48 +0000
committerMauro Carvalho Chehab <[email protected]>2023-11-23 17:30:41 +0000
commit52c2575db8faa1d93227a92a32deb2cd66b96614 (patch)
treee70b797ba47efbefedaeb5304aed1c886a983140 /drivers/media/v4l2-core/v4l2-subdev.c
parentmedia: i2c: Fix references to pad config (diff)
downloadkernel-52c2575db8faa1d93227a92a32deb2cd66b96614.tar.gz
kernel-52c2575db8faa1d93227a92a32deb2cd66b96614.zip
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 <[email protected]> Reviewed-by: Laurent Pinchart <[email protected]> Reviewed-by: Tomi Valkeinen <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]>
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-subdev.c')
-rw-r--r--drivers/media/v4l2-core/v4l2-subdev.c2
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,