From 4dc9a295a5975b4e60edd87f8e469dd5746dded5 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 5 Nov 2014 17:14:32 -0500 Subject: [PATCH] drm/radeon: add missing crtc unlock when setting up the MC commit f0d7bfb9407fccb6499ec01c33afe43512a439a2 upstream. Need to unlock the crtc after updating the blanking state. Signed-off-by: Alex Deucher Signed-off-by: Zefan Li --- drivers/gpu/drm/radeon/evergreen.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index df62c393f2f59..01434ef9e00f1 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -1176,6 +1176,7 @@ void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *sav WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1); tmp |= EVERGREEN_CRTC_BLANK_DATA_EN; WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp); + WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0); } } else { tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]); -- 2.47.2