From 28af0a2767412937e8424364a8ece9b230bdbc83 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Mon, 15 Sep 2008 13:13:34 -0700 Subject: [PATCH] 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 Signed-off-by: Dave Airlie --- drivers/gpu/drm/i915/i915_gem_tiling.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index 0c1b3a0834e..6b3f1e4a34a 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