1 files changed, 4 insertions, 0 deletions

diff --git a/include/asm-powerpc/backlight.h b/include/asm-powerpc/backlight.h
index 58d4b6f8d827..8cf5c37c3817 100644
--- a/include/asm-powerpc/backlight.h
+++ b/include/asm-powerpc/backlight.h
@@ -30,8 +30,12 @@ static inline void pmac_backlight_key_down(void)
         pmac_backlight_key(1);
 }
 
+extern void pmac_backlight_set_legacy_brightness_pmu(int brightness);
 extern int pmac_backlight_set_legacy_brightness(int brightness);
 extern int pmac_backlight_get_legacy_brightness(void);
 
+extern void pmac_backlight_enable(void);
+extern void pmac_backlight_disable(void);
+
 #endif /* __KERNEL__ */
 #endif