FRONT_PORCH 376 drivers/gpu/drm/zte/zx_vou.c val |= FRONT_PORCH(vm.hfront_porch - 1); FRONT_PORCH 381 drivers/gpu/drm/zte/zx_vou.c val |= FRONT_PORCH(vm.vfront_porch - 1); FRONT_PORCH 399 drivers/gpu/drm/zte/zx_vou.c val |= FRONT_PORCH(vm.vfront_porch - 1);