diff options
| author | Ben Widawsky | 2012-10-22 20:44:43 +0200 |
|---|---|---|
| committer | Daniel Vetter | 2012-11-11 23:51:10 +0100 |
| commit | f61c0609073133375ace61f74b0e4e7cf631406b (patch) | |
| tree | f3d2f900594cbbd74fcfeacbf8294e1e866876ed /drivers/gpu/drm/i915/i915_gem_gtt.c | |
| parent | drm/i915: Add dev to ppgtt (diff) | |
| download | kernel-qcow2-linux-f61c0609073133375ace61f74b0e4e7cf631406b.tar.gz kernel-qcow2-linux-f61c0609073133375ace61f74b0e4e7cf631406b.tar.xz kernel-qcow2-linux-f61c0609073133375ace61f74b0e4e7cf631406b.zip | |
drm/i915: introduce gtt_pte_t
This will make the calculations of size easier to read instead of just
assuming uint32_t everywhere.
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index ed0fe15a41f4..d9a40f37798d 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -28,13 +28,15 @@ #include "i915_trace.h" #include "intel_drv.h" +typedef uint32_t gtt_pte_t; + /* PPGTT support for Sandybdrige/Gen6 and later */ static void i915_ppgtt_clear_range(struct i915_hw_ppgtt *ppgtt, unsigned first_entry, unsigned num_entries) { - uint32_t *pt_vaddr; - uint32_t scratch_pte; + gtt_pte_t *pt_vaddr; + gtt_pte_t scratch_pte; unsigned act_pd = first_entry / I915_PPGTT_PT_ENTRIES; unsigned first_pte = first_entry % I915_PPGTT_PT_ENTRIES; unsigned last_pte, i; @@ -119,7 +121,7 @@ int i915_gem_init_aliasing_ppgtt(struct drm_device *dev) i915_ppgtt_clear_range(ppgtt, 0, ppgtt->num_pd_entries*I915_PPGTT_PT_ENTRIES); - ppgtt->pd_offset = (first_pd_entry_in_global_pt)*sizeof(uint32_t); + ppgtt->pd_offset = (first_pd_entry_in_global_pt)*sizeof(gtt_pte_t); dev_priv->mm.aliasing_ppgtt = ppgtt; @@ -169,9 +171,9 @@ void i915_gem_cleanup_aliasing_ppgtt(struct drm_device *dev) static void i915_ppgtt_insert_sg_entries(struct i915_hw_ppgtt *ppgtt, const struct sg_table *pages, unsigned first_entry, - uint32_t pte_flags) + gtt_pte_t pte_flags) { - uint32_t *pt_vaddr, pte; + gtt_pte_t *pt_vaddr, pte; unsigned act_pd = first_entry / I915_PPGTT_PT_ENTRIES; unsigned first_pte = first_entry % I915_PPGTT_PT_ENTRIES; unsigned i, j, m, segment_len; @@ -214,7 +216,7 @@ void i915_ppgtt_bind_object(struct i915_hw_ppgtt *ppgtt, struct drm_i915_gem_object *obj, enum i915_cache_level cache_level) { - uint32_t pte_flags = GEN6_PTE_VALID; + gtt_pte_t pte_flags = GEN6_PTE_VALID; switch (cache_level) { case I915_CACHE_LLC_MLC: |