drm_plane_index
unsigned int zpos = primary_zpos + 1 + drm_plane_index(plane);
if (has_bit(drm_plane_index(plane), kcrtc->slave_planes)) {
kcrtc->slave_planes |= BIT(drm_plane_index(plane));
int ret, index = drm_plane_index(plane);
index = drm_plane_index(plane);
drm_plane_index(&plane->base),
zpos = STAGE0 + drm_plane_index(plane);
return state->planes[drm_plane_index(plane)].old_state;
return state->planes[drm_plane_index(plane)].new_state;
return 1 << drm_plane_index(plane);