diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 27ebaaa88d895203c2940a11f8ed6a9503441f18..cb2043973583f6c2d8602021902e447a1154f1be 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -2676,7 +2676,7 @@ void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *s
 		if (save->crtc_enabled[i]) {
 			if (ASIC_IS_DCE6(rdev)) {
 				tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]);
-				tmp |= EVERGREEN_CRTC_BLANK_DATA_EN;
+				tmp &= ~EVERGREEN_CRTC_BLANK_DATA_EN;
 				WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
 				WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
 				WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);