diff options
Diffstat (limited to 'meta-moblin/packages/linux/linux-moblin-2.6.27/0021-drm-G33-class-hardware-has-a-newer-965-style-MCH-n.patch')
| -rw-r--r-- | meta-moblin/packages/linux/linux-moblin-2.6.27/0021-drm-G33-class-hardware-has-a-newer-965-style-MCH-n.patch | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/meta-moblin/packages/linux/linux-moblin-2.6.27/0021-drm-G33-class-hardware-has-a-newer-965-style-MCH-n.patch b/meta-moblin/packages/linux/linux-moblin-2.6.27/0021-drm-G33-class-hardware-has-a-newer-965-style-MCH-n.patch new file mode 100644 index 0000000000..f5481d7d85 --- /dev/null +++ b/meta-moblin/packages/linux/linux-moblin-2.6.27/0021-drm-G33-class-hardware-has-a-newer-965-style-MCH-n.patch @@ -0,0 +1,23 @@ +commit 930469634910fa87c21f0a7423c98b270d35d8c6 +Author: Eric Anholt <eric@anholt.net> +Date: Mon Sep 15 13:13:34 2008 -0700 + + drm: G33-class hardware has a newer 965-style MCH (no DCC register). + + Fixes bad software fallback rendering in Mesa in dual-channel configurations. + + d9a2470012588dc5313a5ac8bb2f03575af00e99 + +diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c +index 0c1b3a0..6b3f1e4 100644 +--- a/drivers/gpu/drm/i915/i915_gem_tiling.c ++++ b/drivers/gpu/drm/i915/i915_gem_tiling.c +@@ -96,7 +96,7 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev) + */ + swizzle_x = I915_BIT_6_SWIZZLE_NONE; + swizzle_y = I915_BIT_6_SWIZZLE_NONE; +- } else if (!IS_I965G(dev) || IS_I965GM(dev)) { ++ } else if ((!IS_I965G(dev) && !IS_G33(dev)) || IS_I965GM(dev)) { + uint32_t dcc; + + /* On 915-945 and GM965, channel interleave by the CPU is |