764 		gen8_pde_encode(px_dma(vm->scratch_pt), I915_CACHE_LLC));  in gen8_initialize_pd()
765 	memset_p((void **)pd->page_table, vm->scratch_pt, I915_PDES);  in gen8_initialize_pd()
914 		GEM_BUG_ON(pt == vm->scratch_pt);  in gen8_ppgtt_clear_pd()
919 		gen8_ppgtt_set_pde(vm, pd, vm->scratch_pt, pde);  in gen8_ppgtt_clear_pd()
1266 		if (pd->page_table[i] != vm->scratch_pt)  in gen8_free_page_tables()
1279 	vm->scratch_pt = alloc_pt(vm);  in gen8_init_scratch()
1280 	if (IS_ERR(vm->scratch_pt)) {  in gen8_init_scratch()
1281 		ret = PTR_ERR(vm->scratch_pt);  in gen8_init_scratch()
1299 	gen8_initialize_pt(vm, vm->scratch_pt);  in gen8_init_scratch()
1309 	free_pt(vm, vm->scratch_pt);  in gen8_init_scratch()
1353 	free_pt(vm, vm->scratch_pt);  in gen8_free_scratch()
1415 		if (pt == vm->scratch_pt) {  in gen8_ppgtt_alloc_pd()
1553 			if (pd->page_table[pde] == ppgtt->vm.scratch_pt)  in gen8_dump_pdp()
1742 		if (pt == base->vm.scratch_pt)  in gen6_dump_ppgtt()
1868 		GEM_BUG_ON(pt == vm->scratch_pt);  in gen6_ppgtt_clear_range()
1907 	GEM_BUG_ON(ppgtt->pd.page_table[act_pt] == vm->scratch_pt);  in gen6_ppgtt_insert_entries()
1946 		if (pt == vm->scratch_pt) {  in gen6_alloc_va_range()
1993 	vm->scratch_pt = alloc_pt(vm);  in gen6_ppgtt_init_scratch()
1994 	if (IS_ERR(vm->scratch_pt)) {  in gen6_ppgtt_init_scratch()
1996 		return PTR_ERR(vm->scratch_pt);  in gen6_ppgtt_init_scratch()
1999 	gen6_initialize_pt(ppgtt, vm->scratch_pt);  in gen6_ppgtt_init_scratch()
2001 		ppgtt->base.pd.page_table[pde] = vm->scratch_pt;  in gen6_ppgtt_init_scratch()
2008 	free_pt(vm, vm->scratch_pt);  in gen6_ppgtt_free_scratch()
2018 		if (pt != ppgtt->base.vm.scratch_pt)  in gen6_ppgtt_free_pd()
2070 	struct i915_page_table * const scratch_pt = ppgtt->base.vm.scratch_pt;  in pd_vma_unbind()  local
2079 		if (pt->used_ptes || pt == scratch_pt)  in pd_vma_unbind()
2083 		ppgtt->base.pd.page_table[pde] = scratch_pt;  in pd_vma_unbind()