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media: v4l2-flash-led-class.h: add kernel-doc to two helper funcs 

There are two helper functions at v4l2-flash-led-class.h
that aren't documented.

Document them.

Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2017-09-28 09:41:48 -04:00
parent 69b925c5fc
commit 716b87647f
1 changed files with 12 additions and 0 deletions
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12
include/media/v4l2-flash-led-class.h
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@ -91,12 +91,24 @@ struct v4l2_flash {
struct v4l2_ctrl **ctrls; struct v4l2_ctrl **ctrls;
}; };
/**
* v4l2_subdev_to_v4l2_flash - Returns a &struct v4l2_flash from the
* &struct v4l2_subdev embedded on it.
*
* @sd: pointer to &struct v4l2_subdev
*/
static inline struct v4l2_flash *v4l2_subdev_to_v4l2_flash( static inline struct v4l2_flash *v4l2_subdev_to_v4l2_flash(
struct v4l2_subdev *sd) struct v4l2_subdev *sd)
{ {
return container_of(sd, struct v4l2_flash, sd); return container_of(sd, struct v4l2_flash, sd);
} }
/**
* v4l2_ctrl_to_v4l2_flash - Returns a &struct v4l2_flash from the
* &struct v4l2_ctrl embedded on it.
*
* @c: pointer to &struct v4l2_ctrl
*/
static inline struct v4l2_flash *v4l2_ctrl_to_v4l2_flash(struct v4l2_ctrl *c) static inline struct v4l2_flash *v4l2_ctrl_to_v4l2_flash(struct v4l2_ctrl *c)
{ {
return container_of(c->handler, struct v4l2_flash, hdl); return container_of(c->handler, struct v4l2_flash, hdl);