138 	struct i915_hw_ppgtt *ppgtt = ctx->ppgtt;  in i915_gem_context_clean()  local
141 	if (!ppgtt)  in i915_gem_context_clean()
144 	list_for_each_entry_safe(vma, next, &ppgtt->base.inactive_list,  in i915_gem_context_clean()
167 	i915_ppgtt_put(ctx->ppgtt);  in i915_gem_context_free()
292 		struct i915_hw_ppgtt *ppgtt = i915_ppgtt_create(dev, file_priv);  in i915_gem_create_context()  local
294 		if (IS_ERR_OR_NULL(ppgtt)) {  in i915_gem_create_context()
296 					 PTR_ERR(ppgtt));  in i915_gem_create_context()
297 			ret = PTR_ERR(ppgtt);  in i915_gem_create_context()
301 		ctx->ppgtt = ppgtt;  in i915_gem_create_context()
605 	if (to->ppgtt && from == to &&  in should_skip_switch()
606 	    !(intel_ring_flag(ring) & to->ppgtt->pd_dirty_rings))  in should_skip_switch()
617 	if (!to->ppgtt)  in needs_pd_load_pre()
635 	if (!to->ppgtt)  in needs_pd_load_post()
689 		ret = to->ppgtt->switch_mm(to->ppgtt, req);  in do_switch()
694 		to->ppgtt->pd_dirty_rings &= ~intel_ring_flag(ring);  in do_switch()
721 	} else if (to->ppgtt &&  in do_switch()
722 		   (intel_ring_flag(ring) & to->ppgtt->pd_dirty_rings)) {  in do_switch()
724 		to->ppgtt->pd_dirty_rings &= ~intel_ring_flag(ring);  in do_switch()
740 		ret = to->ppgtt->switch_mm(to->ppgtt, req);  in do_switch()