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| author |   Mika Kuoppala <mika.kuoppala@linux.intel.com> | 2015-06-25 18:35:05 +0300 |
|---|---|---|
| committer |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-06-26 10:41:13 +0200 |
| commit | c44ef60e437019b8ca1dab8b4d2e8761fd4ce1e9 (patch) | |
| tree | 15f16c7f8aa77f60f537d85014a3bd37479746cb /drivers/gpu/drm/i915/i915_gem_gtt.h | |
| parent | drm/i915/gtt: Check va range against vm size (diff) | |
| download | linux-dev-c44ef60e437019b8ca1dab8b4d2e8761fd4ce1e9.tar.xz linux-dev-c44ef60e437019b8ca1dab8b4d2e8761fd4ce1e9.zip | |
drm/i915/gtt: Allow >= 4GB sizes for vm.
We can have exactly 4GB sized ppgtt with 32bit system.
size_t is inadequate for this.
v2: Convert a lot more places (Daniel)
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Michel Thierry <michel.thierry@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index 017ea308f8b4..600eec00a1f4 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -235,8 +235,8 @@ struct i915_address_space { struct drm_mm mm; struct drm_device *dev; struct list_head global_link; - unsigned long start; /* Start offset always 0 for dri2 */ - size_t total; /* size addr space maps (ex. 2GB for ggtt) */ + u64 start; /* Start offset always 0 for dri2 */ + u64 total; /* size addr space maps (ex. 2GB for ggtt) */ struct { dma_addr_t addr; @@ -302,9 +302,9 @@ struct i915_address_space { */ struct i915_gtt { struct i915_address_space base; - size_t stolen_size; /* Total size of stolen memory */ - unsigned long mappable_end; /* End offset that we can CPU map */ + size_t stolen_size; /* Total size of stolen memory */ + u64 mappable_end; /* End offset that we can CPU map */ struct io_mapping *mappable; /* Mapping to our CPU mappable region */ phys_addr_t mappable_base; /* PA of our GMADR */ @@ -316,9 +316,9 @@ struct i915_gtt { int mtrr; /* global gtt ops */ - int (*gtt_probe)(struct drm_device *dev, size_t *gtt_total, + int (*gtt_probe)(struct drm_device *dev, u64 *gtt_total, size_t *stolen, phys_addr_t *mappable_base, - unsigned long *mappable_end); + u64 *mappable_end); }; struct i915_hw_ppgtt { |