PLANE_C
i9xx_plane == PLANE_C;
return i9xx_plane == PLANE_C;
i9xx_plane == PLANE_C;
if (plane->i9xx_plane == PLANE_C)
intel_de_read(display, DSPCNTR(display, PLANE_C)) & DISP_ENABLE);
DE_PLANE_FLIP_DONE_IVB(PLANE_C) |