Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / drivers / gpu / drm / radeon / radeon_legacy_crtc.c

diff --git a/kernel/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/kernel/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index 678b438..89f22bd 100644 (file)
--- a/kernel/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/kernel/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -331,6 +331,8 @@ static void radeon_crtc_dpms(struct drm_crtc *crtc, int mode)
                        WREG32_P(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl, ~(mask | crtc_ext_cntl));
                }
                drm_vblank_post_modeset(dev, radeon_crtc->crtc_id);
+               /* Make sure vblank interrupt is still enabled if needed */
+               radeon_irq_set(rdev);
                radeon_crtc_load_lut(crtc);
                break;
        case DRM_MODE_DPMS_STANDBY: