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| author | Chris Wilson | 2017-02-15 09:43:48 +0100 |
|---|---|---|
| committer | Chris Wilson | 2017-02-15 11:07:27 +0100 |
| commit | e2b763caa6eb68ea56918ee6f79b40b82bdcf7c9 (patch) | |
| tree | ee59fc6e9943c792d76b22053b8a47452197ca07 /drivers/gpu/drm/i915/i915_gem_gtt.h | |
| parent | drm/i915: Remove bitmap tracking for used-pdes (diff) | |
| download | kernel-qcow2-linux-e2b763caa6eb68ea56918ee6f79b40b82bdcf7c9.tar.gz kernel-qcow2-linux-e2b763caa6eb68ea56918ee6f79b40b82bdcf7c9.tar.xz kernel-qcow2-linux-e2b763caa6eb68ea56918ee6f79b40b82bdcf7c9.zip | |
drm/i915: Remove bitmap tracking for used-pdpes
We only operate on known extents (both for alloc/clear) and so we can use
both the knowledge of the bind/unbind range along with the knowledge of
the existing pagetable to avoid having to allocate temporary and
auxiliary bitmaps.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170215084357.19977-14-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index a62b0ef1f3fc..3628c7c564ae 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -232,9 +232,8 @@ struct i915_page_directory { struct i915_page_directory_pointer { struct i915_page_dma base; - - unsigned long *used_pdpes; struct i915_page_directory **page_directory; + unsigned int used_pdpes; }; struct i915_pml4 { |