GAMMA_MODE
intel_de_write(display, GAMMA_MODE(crtc->pipe),
return intel_de_read(display, GAMMA_MODE(crtc->pipe));
intel_de_write_dsb(display, dsb, GAMMA_MODE(crtc->pipe), crtc_state->gamma_mode);
intel_de_write_dsb(display, dsb, GAMMA_MODE(crtc->pipe), crtc_state->gamma_mode);
MMIO_D(GAMMA_MODE(PIPE_A));
MMIO_D(GAMMA_MODE(PIPE_B));
MMIO_D(GAMMA_MODE(PIPE_C));