CHN_SCREEN_W_SHIFT  430 drivers/gpu/drm/zte/zx_vou.c 		       vm.hactive << CHN_SCREEN_W_SHIFT);
CHN_SCREEN_W_SHIFT   74 drivers/gpu/drm/zte/zx_vou_regs.h #define CHN_SCREEN_W_MASK		(0x1fff << CHN_SCREEN_W_SHIFT)