diff mbox series

[v2,1/7] drm/i915: define i915_ggtt_has_aperture

Message ID 20191029102851.7497-1-matthew.auld@intel.com (mailing list archive)
State New, archived
Headers show
Series [v2,1/7] drm/i915: define i915_ggtt_has_aperture | expand

Commit Message

Matthew Auld Oct. 29, 2019, 10:28 a.m. UTC 
From: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>

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>
---
 drivers/gpu/drm/i915/i915_gem_gtt.h | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

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);