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Commit 8d7e3de1 authored by Chris Wilson's avatar Chris Wilson
Browse files

drm/i915: Skip the no-op domain changes when already in CPU|GTT domains 



Removes some superfluous fluff from tracing...

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
parent db53a302

drivers/gpu/drm/i915/i915_gem.c

+6 −0
Original line number Diff line number Diff line
@@ -2931,6 +2931,9 @@ i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, bool write) 
	if (obj->gtt_space == NULL)

		return -EINVAL;



	if (obj->base.write_domain == I915_GEM_DOMAIN_GTT)

		return 0;



	ret = i915_gem_object_flush_gpu_write_domain(obj);

	if (ret)

		return ret;
@@ -3033,6 +3036,9 @@ i915_gem_object_set_to_cpu_domain(struct drm_i915_gem_object *obj, bool write) 
	uint32_t old_write_domain, old_read_domains;

	int ret;



	if (obj->base.write_domain == I915_GEM_DOMAIN_CPU)

		return 0;



	ret = i915_gem_object_flush_gpu_write_domain(obj);

	if (ret)

		return ret;