drm/radeon: disable the GRPH block when we disable the crtc

[karo-tx-linux.git] / drivers / gpu / drm / radeon / atombios_crtc.c

diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index b9d3b43f19c0ed097f43ab3afef3f4b79d17152a..bf87f6d435f81ed4f482bbc99dfeb220fdc6d8dd 100644 (file)
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1910,6 +1910,12 @@ static void atombios_crtc_disable(struct drm_crtc *crtc)
        int i;
 
        atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
+       /* disable the GRPH */
+       if (ASIC_IS_DCE4(rdev))
+               WREG32(EVERGREEN_GRPH_ENABLE + radeon_crtc->crtc_offset, 0);
+       else if (ASIC_IS_AVIVO(rdev))
+               WREG32(AVIVO_D1GRPH_ENABLE + radeon_crtc->crtc_offset, 0);
+
        if (ASIC_IS_DCE6(rdev))
                atombios_powergate_crtc(crtc, ATOM_ENABLE);