From: Daniele Ceraolo Spurio <daniele.ceraolospurio@xxxxxxxxx>
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@xxxxxxxxx>
Signed-off-by: Matthew Auld <matthew.auld@xxxxxxxxx>
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gem_gtt.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h
index f074f1de66e8..28044449aa41 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.h
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.h
@@ -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(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);
--
2.20.1
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