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authorClark Williams <williams@redhat.com>2012-04-14 09:13:39 -0500
committerClark Williams <williams@redhat.com>2012-04-14 09:13:39 -0500
commit4905660cd237e4c4ede46920851caa12739f006f (patch)
treeef37e7c9f52c9ae9c2b206658556f37d67fe43eb /drivers/gpu/drm/i915/i915_drv.c
parent1b5e39fc18a1b8ff7ea425ce5f49307cb28a880f (diff)
parent0147c2ae9d602b5791dae30322ece475271acd10 (diff)
Merge commit 'v3.2.15' into rt-3.2.15-rt24v3.2.15-rt24
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.c')
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index d04597dfa52c..e52b7057d111 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -508,7 +508,9 @@ static int i915_drm_thaw(struct drm_device *dev)
drm_irq_install(dev);
/* Resume the modeset for every activated CRTC */
+ mutex_lock(&dev->mode_config.mutex);
drm_helper_resume_force_mode(dev);
+ mutex_unlock(&dev->mode_config.mutex);
if (IS_IRONLAKE_M(dev))
ironlake_enable_rc6(dev);