backlight: fix 88pm860x_bl macro collision

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@oracle.com>
Cc: Haojian Zhuang <haojian.zhuang@marvell.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/video/backlight/88pm860x_bl.c b/drivers/video/backlight/88pm860x_bl.c
index c789c46..b224396 100644 (file)
--- 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 backlight_device *bl, int brightness)
        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;
                }