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From 1361328a5c0df20713b5d13fe1acbd333dd8fd3f Mon Sep 17 00:00:00 2001
From: Lee Jones <lee.jones@linaro.org>
Date: Tue, 23 Jun 2020 15:04:36 +0100
Subject: backlight: backlight: Supply description for function args in
Git-commit: 6c05632d6341ced4c2cb431ed0e5f617cc83f5bb
Patch-mainline: v5.9-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
 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>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/video/backlight/backlight.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c
index 92d80aa0c0ef..744ba58488e0 100644
--- a/drivers/video/backlight/backlight.c
+++ b/drivers/video/backlight/backlight.c
@@ -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.
-- 
2.29.2