CFG_CMD_VM_ENA_MASK  624 drivers/video/fbdev/mmp/hw/mmp_ctrl.h #define	 CFG_CMD_VM_ENA_MASK			0x00001000
CFG_CMD_VM_ENA_MASK  394 drivers/video/fbdev/pxa168fb.h #define     CFG_CMD_VM_ENA_MASK			0x00000800