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| author | Imre Deak <imre.deak@intel.com> | 2013-01-07 21:47:33 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-01-17 22:07:54 +0100 |
| commit | d865110cc2345d67752cd7e1350b391c34feb2aa (patch) | |
| tree | 1b2312cf70ccf77cdb6de2ac2b4c0f8f241051b1 /drivers/gpu/drm/i915/i915_gem.c | |
| parent | af5163acd8319dbc901bb59a8d503d8bb774d88b (diff) | |
| download | linux-3.10-d865110cc2345d67752cd7e1350b391c34feb2aa.tar.gz linux-3.10-d865110cc2345d67752cd7e1350b391c34feb2aa.tar.bz2 linux-3.10-d865110cc2345d67752cd7e1350b391c34feb2aa.zip | |
drm/i915: merge get_gtt_alignment/get_unfenced_gtt_alignment()
The two functions are rather similar, so merge them.
Signed-off-by: Imre Deak <imre.deak@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 | 44 |
1 files changed, 7 insertions, 37 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index e6cc020ea32..2166b61053c 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1463,16 +1463,15 @@ i915_gem_get_gtt_size(struct drm_device *dev, uint32_t size, int tiling_mode) * Return the required GTT alignment for an object, taking into account * potential fence register mapping. */ -static uint32_t -i915_gem_get_gtt_alignment(struct drm_device *dev, - uint32_t size, - int tiling_mode) +uint32_t +i915_gem_get_gtt_alignment(struct drm_device *dev, uint32_t size, + int tiling_mode, bool fenced) { /* * Minimum alignment is 4k (GTT page size), but might be greater * if a fence register is needed for the object. */ - if (INTEL_INFO(dev)->gen >= 4 || + if (INTEL_INFO(dev)->gen >= 4 || (!fenced && IS_G33(dev)) || tiling_mode == I915_TILING_NONE) return 4096; @@ -1483,35 +1482,6 @@ i915_gem_get_gtt_alignment(struct drm_device *dev, return i915_gem_get_gtt_size(dev, size, tiling_mode); } -/** - * i915_gem_get_unfenced_gtt_alignment - return required GTT alignment for an - * unfenced object - * @dev: the device - * @size: size of the object - * @tiling_mode: tiling mode of the object - * - * Return the required GTT alignment for an object, only taking into account - * unfenced tiled surface requirements. - */ -uint32_t -i915_gem_get_unfenced_gtt_alignment(struct drm_device *dev, - uint32_t size, - int tiling_mode) -{ - /* - * Minimum alignment is 4k (GTT page size) for sane hw. - */ - if (INTEL_INFO(dev)->gen >= 4 || IS_G33(dev) || - tiling_mode == I915_TILING_NONE) - return 4096; - - /* Previous hardware however needs to be aligned to a power-of-two - * tile height. The simplest method for determining this is to reuse - * the power-of-tile object size. - */ - return i915_gem_get_gtt_size(dev, size, tiling_mode); -} - static int i915_gem_object_create_mmap_offset(struct drm_i915_gem_object *obj) { struct drm_i915_private *dev_priv = obj->base.dev->dev_private; @@ -2934,11 +2904,11 @@ i915_gem_object_bind_to_gtt(struct drm_i915_gem_object *obj, obj->tiling_mode); fence_alignment = i915_gem_get_gtt_alignment(dev, obj->base.size, - obj->tiling_mode); + obj->tiling_mode, true); unfenced_alignment = - i915_gem_get_unfenced_gtt_alignment(dev, + i915_gem_get_gtt_alignment(dev, obj->base.size, - obj->tiling_mode); + obj->tiling_mode, false); if (alignment == 0) alignment = map_and_fenceable ? fence_alignment : |