linux-kernel - [211/272] backlight: fix 88pm860x

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Date:	Tue, 15 Feb 2011 16:14:28 -0800
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Haojian Zhuang <haojian.zhuang@...vell.com>,
	Richard Purdie <rpurdie@...ys.net>
Subject: [211/272] backlight: fix 88pm860x_bl macro collision

2.6.37-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Randy Dunlap <randy.dunlap@...cle.com>

commit 2550326ac7a062fdfc204f9a3b98bdb9179638fc upstream.

Fix collision with kernel-supplied #define:

  drivers/video/backlight/88pm860x_bl.c:24:1: warning: "CURRENT_MASK" redefined
  arch/x86/include/asm/page_64_types.h:6:1: warning: this is the location of the previous definition

Signed-off-by: Randy Dunlap <randy.dunlap@...cle.com>
Cc: Haojian Zhuang <haojian.zhuang@...vell.com>
Cc: Richard Purdie <rpurdie@...ys.net>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/video/backlight/88pm860x_bl.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/video/backlight/88pm860x_bl.c
+++ b/drivers/video/backlight/88pm860x_bl.c
@@ -21,7 +21,7 @@
 #define MAX_BRIGHTNESS		(0xFF)
 #define MIN_BRIGHTNESS		(0)
 
-#define CURRENT_MASK		(0x1F << 1)
+#define CURRENT_BITMASK		(0x1F << 1)
 
 struct pm860x_backlight_data {
 	struct pm860x_chip *chip;
@@ -85,7 +85,7 @@ static int pm860x_backlight_set(struct b
 	if ((data->current_brightness == 0) && brightness) {
 		if (data->iset) {
 			ret = pm860x_set_bits(data->i2c, wled_idc(data->port),
-					      CURRENT_MASK, data->iset);
+					      CURRENT_BITMASK, data->iset);
 			if (ret < 0)
 				goto out;
 		}


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