[ARM] pxafb: make {backlight,lcd}_power() members of struct pxafb_info

instead of holding them as static pointers.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
diff --git a/drivers/video/pxafb.h b/drivers/video/pxafb.h
index 31541b8..d8eb93f 100644
--- a/drivers/video/pxafb.h
+++ b/drivers/video/pxafb.h
@@ -124,6 +124,9 @@
 	struct notifier_block	freq_transition;
 	struct notifier_block	freq_policy;
 #endif
+
+	void (*lcd_power)(int, struct fb_var_screeninfo *);
+	void (*backlight_power)(int);
 };
 
 #define TO_INF(ptr,member) container_of(ptr,struct pxafb_info,member)