linux 2.6.16.38 w/ vs2.0.3-rc1

[linux-2.6.git] / include / asm-powerpc / backlight.h

diff --git a/include/asm-powerpc/backlight.h b/include/asm-powerpc/backlight.h
index 8cf5c37..1ba1f27 100644 (file)
--- a/include/asm-powerpc/backlight.h
+++ b/include/asm-powerpc/backlight.h
@@ -2,40 +2,30 @@
  * Routines for handling backlight control on PowerBooks
  *
  * For now, implementation resides in
- * arch/powerpc/platforms/powermac/backlight.c
+ * arch/powerpc/platforms/powermac/pmac_support.c
  *
  */
 #ifndef __ASM_POWERPC_BACKLIGHT_H
 #define __ASM_POWERPC_BACKLIGHT_H
 #ifdef __KERNEL__
 
-#include <linux/fb.h>
-#include <linux/mutex.h>
+/* Abstract values */
+#define BACKLIGHT_OFF  0
+#define BACKLIGHT_MIN  1
+#define BACKLIGHT_MAX  0xf
 
-/* For locking instructions, see the implementation file */
-extern struct backlight_device *pmac_backlight;
-extern struct mutex pmac_backlight_mutex;
+struct backlight_controller {
+       int (*set_enable)(int enable, int level, void *data);
+       int (*set_level)(int level, void *data);
+};
 
-extern int pmac_backlight_curve_lookup(struct fb_info *info, int value);
+extern void register_backlight_controller(struct backlight_controller *ctrler, void *data, char *type);
+extern void unregister_backlight_controller(struct backlight_controller *ctrler, void *data);
 
-extern int pmac_has_backlight_type(const char *type);
-
-extern void pmac_backlight_key(int direction);
-static inline void pmac_backlight_key_up(void)
-{
-       pmac_backlight_key(0);
-}
-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);
+extern int set_backlight_enable(int enable);
+extern int get_backlight_enable(void);
+extern int set_backlight_level(int level);
+extern int get_backlight_level(void);
 
 #endif /* __KERNEL__ */
 #endif