diff options
| author | Eugeni Dodonov <eugeni.dodonov@intel.com> | 2012-01-17 14:43:53 -0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-01-17 20:01:45 +0100 |
| commit | 3d29b842e58fbca2c13a9f458fddbaa535c6e578 (patch) | |
| tree | 700e9902593f4bb31561ced7890a3acc4d7c618d /drivers/gpu/drm/i915/i915_gem.c | |
| parent | b2c606fe1defd1fb79612b48b528b2568c97def7 (diff) | |
| download | op-kernel-dev-3d29b842e58fbca2c13a9f458fddbaa535c6e578.zip op-kernel-dev-3d29b842e58fbca2c13a9f458fddbaa535c6e578.tar.gz | |
drm/i915: add a LLC feature flag in device description
LLC is not SNB/IVB-specific, so we should check for it in a more generic
way.
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Signed-off-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index e55badb..eb98a7f 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3619,8 +3619,8 @@ struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev, obj->base.write_domain = I915_GEM_DOMAIN_CPU; obj->base.read_domains = I915_GEM_DOMAIN_CPU; - if (IS_GEN6(dev) || IS_GEN7(dev)) { - /* On Gen6, we can have the GPU use the LLC (the CPU + if (HAS_LLC(dev)) { + /* On some devices, we can have the GPU use the LLC (the CPU * cache) for about a 10% performance improvement * compared to uncached. Graphics requests other than * display scanout are coherent with the CPU in |
