On Sun, May 17, 2020 at 09:01:30PM +0200, Sam Ravnborg wrote:
> Add documentation for the inline functions in backlight.h
>
> Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
> Cc: Lee Jones <lee.jones@xxxxxxxxxx>
> Cc: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
> Cc: Jingoo Han <jingoohan1@xxxxxxxxx>
> ---
> include/linux/backlight.h | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/include/linux/backlight.h b/include/linux/backlight.h
> index e2d72936bf05..98349a2984dc 100644
> --- a/include/linux/backlight.h
> +++ b/include/linux/backlight.h
> @@ -283,6 +283,10 @@ struct backlight_device {
> int use_count;
> };
>
> +/**
> + * backlight_update_status - force an update of the backligt device status
Typo.
Other than that,
Reviewed-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
Daniel.
> + * @bd: the backlight device
> + */
> static inline int backlight_update_status(struct backlight_device *bd)
> {
> int ret = -ENOENT;
> @@ -375,6 +379,18 @@ extern int backlight_device_set_brightness(struct backlight_device *bd, unsigned
>
> #define to_backlight_device(obj) container_of(obj, struct backlight_device, dev)
>
> +/**
> + * bl_get_data - access devdata
> + * @bl_dev: pointer to backlight device
> + *
> + * When a backlight device is registered the driver has the possibility
> + * to supply a void * devdata. bl_get_data() return a pointer to the
> + * devdata.
> + *
> + * RETURNS:
> + *
> + * pointer to devdata stored while registering the backlight device.
> + */
> static inline void * bl_get_data(struct backlight_device *bl_dev)
> {
> return dev_get_drvdata(&bl_dev->dev);
> --
> 2.25.1
>
