From: Alex Deucher <alexander.deucher@amd.com>
Date: Mon, 19 Nov 2012 14:11:27 +0000 (-0500)
Subject: drm/radeon: properly track the crtc not_enabled case evergreen_mc_stop()
X-Git-Tag: v3.6.10~21
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8abfeb0dfb937d61eb6aa72628916f7352697dfe;p=thirdparty%2Fkernel%2Fstable.git

drm/radeon: properly track the crtc not_enabled case evergreen_mc_stop()

commit 804cc4a0ad3a896ca295f771a28c6eb36ced7903 upstream.

The save struct is not initialized previously so explicitly
mark the crtcs as not used when they are not in use.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 10b34b82cc59e..5528feaf6fb63 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1276,6 +1276,8 @@ void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *sav
 					break;
 				udelay(1);
 			}
+		} else {
+			save->crtc_enabled[i] = false;
 		}
 	}