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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2010-09-22 20:10:44 +0200 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2010-09-23 11:30:57 +0200 |
| commit | 9b74f7348f214b1f99819f0d0da4a1cbabb1e740 (patch) | |
| tree | b6d92f2703d72ceca48b1309274198c174b53c3a | |
| parent | Merge remote branch 'linus' into drm-intel-fixes (diff) | |
| download | linux-9b74f7348f214b1f99819f0d0da4a1cbabb1e740.tar.xz linux-9b74f7348f214b1f99819f0d0da4a1cbabb1e740.zip | |
drm/i915: Fix 945GM regression in e259befd
A minor typo caused a single fence register to be incorrectly
programmed, resulting in occassional tiling corruption.
Reported-and-tested-by: Hans de Bruin <bruinjm@xs4all.nl>
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=18962
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: stable@kernel.org
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index cf4ffbee1c00..bced9b25c71e 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2400,7 +2400,7 @@ i915_gem_clear_fence_reg(struct drm_gem_object *obj) I915_WRITE64(FENCE_REG_965_0 + (obj_priv->fence_reg * 8), 0); break; case 3: - if (obj_priv->fence_reg > 8) + if (obj_priv->fence_reg >= 8) fence_reg = FENCE_REG_945_8 + (obj_priv->fence_reg - 8) * 4; else case 2: |