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drivers/video/backlight/apple_bl.c: include header for exported symbol prototypes

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Include the header to pickup the exported symbol prototype.

Quiets the sparse warning:

  warning: symbol 'apple_bl_register' was not declared. Should it be static?
  warning: symbol 'apple_bl_unregister' was not declared. Should it be static?

[akpm@linux-foundation.org: fix resulting build error]
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
H Hartley Sweeten 2012-05-29 15:07:14 -07:00 committed by Linus Torvalds
parent d54ad83f3d
commit 1615d210db
2 changed files with 2 additions and 1 deletions
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1
drivers/video/backlight/apple_bl.c
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@ -25,6 +25,7 @@
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/atomic.h>
#include <linux/apple_bl.h>
static struct backlight_device *apple_backlight_device;

2
include/linux/apple_bl.h
View File

@ -5,7 +5,7 @@
#ifndef _LINUX_APPLE_BL_H
#define _LINUX_APPLE_BL_H
#ifdef CONFIG_BACKLIGHT_APPLE
#if defined(CONFIG_BACKLIGHT_APPLE) || defined(CONFIG_BACKLIGHT_APPLE_MODULE)
extern int apple_bl_register(void);
extern void apple_bl_unregister(void);