DSPADDR
base = intel_de_read(display, DSPADDR(display, i9xx_plane));
intel_de_write(display, DSPADDR(display, i9xx_plane), plane_state->surf);
intel_de_write_fw(display, DSPADDR(display, i9xx_plane), plane_state->surf);
intel_de_write_fw(display, DSPADDR(display, i9xx_plane), 0);
error->surf = intel_de_read(display, DSPADDR(display, i9xx_plane));
reg = intel_de_read_fw(display, DSPADDR(display, i9xx_plane));
intel_de_write_fw(display, DSPADDR(display, i9xx_plane), reg);
intel_de_write_fw(display, DSPADDR(display, i9xx_plane),
intel_de_read_fw(display, DSPADDR(display, i9xx_plane)));
MMIO_D(DSPADDR(display, PIPE_A));
MMIO_D(DSPADDR(display, PIPE_B));
MMIO_D(DSPADDR(display, PIPE_C));