[Intel-gfx] [PATCH v2 10/22] drm/i915: Remove redundant clear of appgtt

Chris Wilson chris at chris-wilson.co.uk
Fri Feb 10 19:38:33 UTC 2017


Upon creation of the va range, it is initialised to point at scratch.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>
---
 drivers/gpu/drm/i915/i915_gem_gtt.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 9d3d06435262..14e893cad375 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -2756,7 +2756,6 @@ int i915_gem_init_aliasing_ppgtt(struct drm_i915_private *i915)
 	if (IS_ERR(ppgtt))
 		return PTR_ERR(ppgtt);
 
-
 	if (ppgtt->base.allocate_va_range) {
 		err = ppgtt->base.allocate_va_range(&ppgtt->base,
 						    0, ppgtt->base.total);
@@ -2764,10 +2763,6 @@ int i915_gem_init_aliasing_ppgtt(struct drm_i915_private *i915)
 			goto err_ppgtt;
 	}
 
-	ppgtt->base.clear_range(&ppgtt->base,
-				ppgtt->base.start,
-				ppgtt->base.total);
-
 	i915->mm.aliasing_ppgtt = ppgtt;
 
 	WARN_ON(ggtt->base.bind_vma != ggtt_bind_vma);
-- 
2.11.0



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