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Diffstat (limited to 'include/asm-powerpc/backlight.h')
-rw-r--r--include/asm-powerpc/backlight.h30
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 @@
* Routines for handling backlight control on PowerBooks
*
* For now, implementation resides in
- * arch/powerpc/platforms/powermac/pmac_support.c
+ * arch/powerpc/platforms/powermac/backlight.c
*
*/
#ifndef __ASM_POWERPC_BACKLIGHT_H
#define __ASM_POWERPC_BACKLIGHT_H
#ifdef __KERNEL__
-/* Abstract values */
-#define BACKLIGHT_OFF 0
-#define BACKLIGHT_MIN 1
-#define BACKLIGHT_MAX 0xf
+#include <linux/fb.h>
+#include <linux/mutex.h>
-struct backlight_controller {
- int (*set_enable)(int enable, int level, void *data);
- int (*set_level)(int level, void *data);
-};
+/* For locking instructions, see the implementation file */
+extern struct backlight_device *pmac_backlight;
+extern struct mutex pmac_backlight_mutex;
-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 void pmac_backlight_calc_curve(struct fb_info*);
+extern int pmac_backlight_curve_lookup(struct fb_info *info, int value);
-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);
+extern int pmac_has_backlight_type(const char *type);
+
+extern void pmac_backlight_key_up(void);
+extern void pmac_backlight_key_down(void);
+
+extern int pmac_backlight_set_legacy_brightness(int brightness);
+extern int pmac_backlight_get_legacy_brightness(void);
#endif /* __KERNEL__ */
#endif