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| author | Clark Williams <williams@redhat.com> | 2012-04-14 09:13:39 -0500 |
|---|---|---|
| committer | Clark Williams <williams@redhat.com> | 2012-04-14 09:13:39 -0500 |
| commit | 4905660cd237e4c4ede46920851caa12739f006f (patch) | |
| tree | ef37e7c9f52c9ae9c2b206658556f37d67fe43eb /drivers/gpu/drm/i915/intel_display.c | |
| parent | 1b5e39fc18a1b8ff7ea425ce5f49307cb28a880f (diff) | |
| parent | 0147c2ae9d602b5791dae30322ece475271acd10 (diff) | |
Merge commit 'v3.2.15' into rt-3.2.15-rt24v3.2.15-rt24
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 9ec9755c16ee..9011f48d3cb1 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -7278,6 +7278,12 @@ static void intel_sanitize_modesetting(struct drm_device *dev, struct drm_i915_private *dev_priv = dev->dev_private; u32 reg, val; + /* Clear any frame start delays used for debugging left by the BIOS */ + for_each_pipe(pipe) { + reg = PIPECONF(pipe); + I915_WRITE(reg, I915_READ(reg) & ~PIPECONF_FRAME_START_DELAY_MASK); + } + if (HAS_PCH_SPLIT(dev)) return; |