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drm/i915: define i915_ggtt_has_aperture

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The following patches in the series will use it to avoid certain
operations when the mappable aperture is not available in HW.

Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20191029095856.25431-1-matthew.auld@intel.com
This commit is contained in:
Daniele Ceraolo Spurio 2019-10-29 09:58:50 +00:00 committed by Chris Wilson
parent 3df2c830bf
commit 773ed805b5
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/i915/i915_gem_gtt.h
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@ -575,6 +575,11 @@ void i915_ggtt_disable_guc(struct i915_ggtt *ggtt);
int i915_init_ggtt(struct drm_i915_private *dev_priv);
void i915_ggtt_driver_release(struct drm_i915_private *dev_priv);
static inline bool i915_ggtt_has_aperture(const struct i915_ggtt *ggtt)
{
return ggtt->mappable_end > 0;
}
int i915_ppgtt_init_hw(struct intel_gt *gt);
struct i915_ppgtt *i915_ppgtt_create(struct drm_i915_private *dev_priv);