[07/18] drm/i915/gem: Merge GGTT vma flush into a single loop
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Message ID 20191118184943.2593048-7-chris@chris-wilson.co.uk
State New
Headers show
Series
  • [01/18] drm/i915/selftests: Force bonded submission to overlap
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Commit Message

Chris Wilson Nov. 18, 2019, 6:49 p.m. UTC
We only need the one loop to find the dirty vma flush them, and their
chipset.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
---
 drivers/gpu/drm/i915/gem/i915_gem_object.c | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

Patch
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diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.c b/drivers/gpu/drm/i915/gem/i915_gem_object.c
index db103d3c8760..63bd3ff84f5e 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object.c
@@ -279,18 +279,12 @@  i915_gem_object_flush_write_domain(struct drm_i915_gem_object *obj,
 
 	switch (obj->write_domain) {
 	case I915_GEM_DOMAIN_GTT:
-		for_each_ggtt_vma(vma, obj)
-			intel_gt_flush_ggtt_writes(vma->vm->gt);
-
-		intel_frontbuffer_flush(obj->frontbuffer, ORIGIN_CPU);
-
 		for_each_ggtt_vma(vma, obj) {
-			if (vma->iomap)
-				continue;
-
-			i915_vma_unset_ggtt_write(vma);
+			if (i915_vma_unset_ggtt_write(vma))
+				intel_gt_flush_ggtt_writes(vma->vm->gt);
 		}
 
+		intel_frontbuffer_flush(obj->frontbuffer, ORIGIN_CPU);
 		break;
 
 	case I915_GEM_DOMAIN_WC: