diff options
| author | Matthew Auld <matthew.auld@intel.com> | 2016-12-13 20:32:20 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-12-16 21:17:22 +0000 |
| commit | 7a0499a4b8c2e6850256b1d86c87d2deddce99b0 (patch) | |
| tree | 7545873949236ae7201a9feac8b971b53b022d7d /drivers/gpu/drm/i915/i915_gem_gtt.c | |
| parent | 17cfde60a1c4a475319990128b019666870e2afb (diff) | |
drm/i915: move vma sanity checking into i915_vma_bind
If we move the sanity checking from gen8_alloc_va_range_3lvl and
gen6_alloc_va_range into i915_vma_bind, we will increase our coverage to
now both callbacks. We also convert each WARN_ON over to a GEM_WARN_ON.
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Suggested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161213203222.32564-2-matthew.auld@intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index ef00d36680c9..4f405b445b6c 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -1303,15 +1303,6 @@ static int gen8_alloc_va_range_3lvl(struct i915_address_space *vm, uint32_t pdpes = I915_PDPES_PER_PDP(dev_priv); int ret; - /* Wrap is never okay since we can only represent 48b, and we don't - * actually use the other side of the canonical address space. - */ - if (WARN_ON(start + length < start)) - return -ENODEV; - - if (WARN_ON(start + length > vm->total)) - return -ENODEV; - ret = alloc_gen8_temp_bitmaps(&new_page_dirs, &new_page_tables, pdpes); if (ret) return ret; @@ -1929,9 +1920,6 @@ static int gen6_alloc_va_range(struct i915_address_space *vm, uint32_t pde; int ret; - if (WARN_ON(start_in + length_in > ppgtt->base.total)) - return -ENODEV; - start = start_save = start_in; length = length_save = length_in; |