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backlight: backlight: Supply description for function args in existing Kerneldocs 

Kerneldoc syntax is used, but not complete.  Descriptions required.

Prevents warnings like:

 drivers/video/backlight/backlight.c:329: warning: Function parameter or member 'reason' not described in 'backlight_force_update'
 drivers/video/backlight/backlight.c:354: warning: Function parameter or member 'props' not described in 'backlight_device_register'

Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Cc: Jamey Hicks <jamey.hicks@hp.com>
Cc: Andrew Zabolotny <zap@homelink.ru>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Lee Jones 2020-06-23 15:04:36 +01:00
parent 7099c930fa
commit 6c05632d63
1 changed files with 2 additions and 0 deletions
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2
drivers/video/backlight/backlight.c
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@ -320,6 +320,7 @@ ATTRIBUTE_GROUPS(bl_device);
* backlight_force_update - tell the backlight subsystem that hardware state
* has changed
* @bd: the backlight device to update
* @reason: reason for update
*
* Updates the internal state of the backlight in response to a hardware event,
* and generate a uevent to notify userspace
@ -344,6 +345,7 @@ EXPORT_SYMBOL(backlight_force_update);
* @devdata: an optional pointer to be stored for private driver use. The
* methods may retrieve it by using bl_get_data(bd).
* @ops: the backlight operations structure.
* @props: pointer to backlight's properties structure.
*
* Creates and registers new backlight device. Returns either an
* ERR_PTR() or a pointer to the newly allocated device.