From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965262AbbA1EZj (ORCPT ); Tue, 27 Jan 2015 23:25:39 -0500 Received: from mail.kernel.org ([198.145.29.136]:41128 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965216AbbA1EZc (ORCPT ); Tue, 27 Jan 2015 23:25:32 -0500 From: lizf@kernel.org To: stable@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Alex Deucher , Zefan Li Subject: [PATCH 3.4 153/177] drm/radeon: add missing crtc unlock when setting up the MC Date: Wed, 28 Jan 2015 12:10:11 +0800 Message-Id: <1422418236-12852-244-git-send-email-lizf@kernel.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1422418050-12581-1-git-send-email-lizf@kernel.org> References: <1422418050-12581-1-git-send-email-lizf@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alex Deucher 3.4.106-rc1 review patch. If anyone has any objections, please let me know. ------------------ 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 df62c39..01434ef 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]); -- 1.9.1