Commit 4edfe224 authored by Sam Ravnborg's avatar Sam Ravnborg Committed by Lee Jones
Browse files

backlight: backlight: Refactor fb_notifier_callback() 



Increase readability of fb_notifier_callback() by removing
a few indent levels.

No functional change.

Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
Reviewed-by: default avatarDaniel Thompson <daniel.thompson@linaro.org>
Reviewed-by: default avatarEmil Velikov <emil.l.velikov@gmail.com>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent c847e429

drivers/video/backlight/backlight.c

+22 −21
Original line number Diff line number Diff line
@@ -58,20 +58,21 @@ static int fb_notifier_callback(struct notifier_block *self, 


	bd = container_of(self, struct backlight_device, fb_notif);

	mutex_lock(&bd->ops_lock);

	if (bd->ops)

		if (!bd->ops->check_fb ||

		    bd->ops->check_fb(bd, evdata->info)) {



	if (!bd->ops)

		goto out;

	if (bd->ops->check_fb && !bd->ops->check_fb(bd, evdata->info))

		goto out;



	fb_blank = *(int *)evdata->data;

			if (fb_blank == FB_BLANK_UNBLANK &&

			    !bd->fb_bl_on[node]) {

	if (fb_blank == FB_BLANK_UNBLANK && !bd->fb_bl_on[node]) {

		bd->fb_bl_on[node] = true;

		if (!bd->use_count++) {

			bd->props.state &= ~BL_CORE_FBBLANK;

			bd->props.fb_blank = FB_BLANK_UNBLANK;

			backlight_update_status(bd);

		}

			} else if (fb_blank != FB_BLANK_UNBLANK &&

				   bd->fb_bl_on[node]) {

	} else if (fb_blank != FB_BLANK_UNBLANK && bd->fb_bl_on[node]) {

		bd->fb_bl_on[node] = false;

		if (!(--bd->use_count)) {

			bd->props.state |= BL_CORE_FBBLANK;
@@ -79,7 +80,7 @@ static int fb_notifier_callback(struct notifier_block *self, 
			backlight_update_status(bd);

		}

	}

		}

out:

	mutex_unlock(&bd->ops_lock);

	return 0;

}

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