CFG_DUMBMODE_MASK  591 drivers/video/fbdev/mmp/hw/mmp_ctrl.h #define	 CFG_DUMBMODE_MASK			0xF0000000
CFG_DUMBMODE_MASK  363 drivers/video/fbdev/pxa168fb.h #define     CFG_DUMBMODE_MASK			0xF0000000