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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2011-03-29 16:59:50 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2011-05-10 13:56:43 -0700 |
| commit | 93dfb40cd887c4f39e38f047c4d9ea0b7188a58a (patch) | |
| tree | f10a6ac6b5e02361f6045795babbb81d5755ce90 /drivers/gpu/drm/i915/i915_gem_gtt.c | |
| parent | e76d3630810b0ac5b07aa7ef28428c1bc2d10861 (diff) | |
| download | kernel_samsung_smdk4412-93dfb40cd887c4f39e38f047c4d9ea0b7188a58a.zip kernel_samsung_smdk4412-93dfb40cd887c4f39e38f047c4d9ea0b7188a58a.tar.gz kernel_samsung_smdk4412-93dfb40cd887c4f39e38f047c4d9ea0b7188a58a.tar.bz2 | |
drm/i915: Rename agp_type to cache_level
... to clarify just how we use it inside the driver and remove the
confusion of the poorly matching agp_type names. We still need to
translate through agp_type for interface into the fake AGP driver.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.c | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index b0abdc6..e46b645 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -29,6 +29,26 @@ #include "i915_trace.h" #include "intel_drv.h" +/* XXX kill agp_type! */ +static unsigned int cache_level_to_agp_type(struct drm_device *dev, + enum i915_cache_level cache_level) +{ + switch (cache_level) { + case I915_CACHE_LLC_MLC: + if (INTEL_INFO(dev)->gen >= 6) + return AGP_USER_CACHED_MEMORY_LLC_MLC; + /* Older chipsets do not have this extra level of CPU + * cacheing, so fallthrough and request the PTE simply + * as cached. + */ + case I915_CACHE_LLC: + return AGP_USER_CACHED_MEMORY; + default: + case I915_CACHE_NONE: + return AGP_USER_MEMORY; + } +} + void i915_gem_restore_gtt_mappings(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; @@ -39,6 +59,9 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev) (dev_priv->mm.gtt_end - dev_priv->mm.gtt_start) / PAGE_SIZE); list_for_each_entry(obj, &dev_priv->mm.gtt_list, gtt_list) { + unsigned int agp_type = + cache_level_to_agp_type(dev, obj->cache_level); + i915_gem_clflush_object(obj); if (dev_priv->mm.gtt->needs_dmar) { @@ -46,15 +69,14 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev) intel_gtt_insert_sg_entries(obj->sg_list, obj->num_sg, - obj->gtt_space->start - >> PAGE_SHIFT, - obj->agp_type); + obj->gtt_space->start >> PAGE_SHIFT, + agp_type); } else intel_gtt_insert_pages(obj->gtt_space->start >> PAGE_SHIFT, obj->base.size >> PAGE_SHIFT, obj->pages, - obj->agp_type); + agp_type); } intel_gtt_chipset_flush(); @@ -64,6 +86,7 @@ int i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj) { struct drm_device *dev = obj->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; + unsigned int agp_type = cache_level_to_agp_type(dev, obj->cache_level); int ret; if (dev_priv->mm.gtt->needs_dmar) { @@ -77,12 +100,12 @@ int i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj) intel_gtt_insert_sg_entries(obj->sg_list, obj->num_sg, obj->gtt_space->start >> PAGE_SHIFT, - obj->agp_type); + agp_type); } else intel_gtt_insert_pages(obj->gtt_space->start >> PAGE_SHIFT, obj->base.size >> PAGE_SHIFT, obj->pages, - obj->agp_type); + agp_type); return 0; } |