diff options
Diffstat (limited to 'include/asm-powerpc/backlight.h')
-rw-r--r-- | include/asm-powerpc/backlight.h | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/include/asm-powerpc/backlight.h b/include/asm-powerpc/backlight.h index 1ba1f27a0b63..a5e9e656e332 100644 --- a/include/asm-powerpc/backlight.h +++ b/include/asm-powerpc/backlight.h | |||
@@ -2,30 +2,30 @@ | |||
2 | * Routines for handling backlight control on PowerBooks | 2 | * Routines for handling backlight control on PowerBooks |
3 | * | 3 | * |
4 | * For now, implementation resides in | 4 | * For now, implementation resides in |
5 | * arch/powerpc/platforms/powermac/pmac_support.c | 5 | * arch/powerpc/platforms/powermac/backlight.c |
6 | * | 6 | * |
7 | */ | 7 | */ |
8 | #ifndef __ASM_POWERPC_BACKLIGHT_H | 8 | #ifndef __ASM_POWERPC_BACKLIGHT_H |
9 | #define __ASM_POWERPC_BACKLIGHT_H | 9 | #define __ASM_POWERPC_BACKLIGHT_H |
10 | #ifdef __KERNEL__ | 10 | #ifdef __KERNEL__ |
11 | 11 | ||
12 | /* Abstract values */ | 12 | #include <linux/fb.h> |
13 | #define BACKLIGHT_OFF 0 | 13 | #include <linux/mutex.h> |
14 | #define BACKLIGHT_MIN 1 | ||
15 | #define BACKLIGHT_MAX 0xf | ||
16 | 14 | ||
17 | struct backlight_controller { | 15 | /* For locking instructions, see the implementation file */ |
18 | int (*set_enable)(int enable, int level, void *data); | 16 | extern struct backlight_device *pmac_backlight; |
19 | int (*set_level)(int level, void *data); | 17 | extern struct mutex pmac_backlight_mutex; |
20 | }; | ||
21 | 18 | ||
22 | extern void register_backlight_controller(struct backlight_controller *ctrler, void *data, char *type); | 19 | extern void pmac_backlight_calc_curve(struct fb_info*); |
23 | extern void unregister_backlight_controller(struct backlight_controller *ctrler, void *data); | 20 | extern int pmac_backlight_curve_lookup(struct fb_info *info, int value); |
24 | 21 | ||
25 | extern int set_backlight_enable(int enable); | 22 | extern int pmac_has_backlight_type(const char *type); |
26 | extern int get_backlight_enable(void); | 23 | |
27 | extern int set_backlight_level(int level); | 24 | extern void pmac_backlight_key_up(void); |
28 | extern int get_backlight_level(void); | 25 | extern void pmac_backlight_key_down(void); |
26 | |||
27 | extern int pmac_backlight_set_legacy_brightness(int brightness); | ||
28 | extern int pmac_backlight_get_legacy_brightness(void); | ||
29 | 29 | ||
30 | #endif /* __KERNEL__ */ | 30 | #endif /* __KERNEL__ */ |
31 | #endif | 31 | #endif |