299 	res = (bus_dma_tag_t)ctx->tag;  in iommu_get_dma_tag()
408 		if (dmat == dmat->ctx->tag)  in iommu_bus_dma_tag_destroy()
428 	struct bus_dma_tag_iommu *tag;  in iommu_bus_dmamap_create()  local
431 	tag = (struct bus_dma_tag_iommu *)dmat;  in iommu_bus_dmamap_create()
433 	    DOMAINSET_PREF(tag->common.domain), M_NOWAIT | M_ZERO);  in iommu_bus_dmamap_create()
438 	if (tag->segments == NULL) {  in iommu_bus_dmamap_create()
439 		tag->segments = malloc_domainset(sizeof(bus_dma_segment_t) *  in iommu_bus_dmamap_create()
440 		    tag->common.nsegments, M_IOMMU_DMAMAP,  in iommu_bus_dmamap_create()
441 		    DOMAINSET_PREF(tag->common.domain), M_NOWAIT);  in iommu_bus_dmamap_create()
442 		if (tag->segments == NULL) {  in iommu_bus_dmamap_create()
450 	map->tag = tag;  in iommu_bus_dmamap_create()
453 	tag->map_count++;  in iommu_bus_dmamap_create()
462 	struct bus_dma_tag_iommu *tag;  in iommu_bus_dmamap_destroy()  local
465 	tag = (struct bus_dma_tag_iommu *)dmat;  in iommu_bus_dmamap_destroy()
476 	tag->map_count--;  in iommu_bus_dmamap_destroy()
485 	struct bus_dma_tag_iommu *tag;  in iommu_bus_dmamem_alloc()  local
499 	tag = (struct bus_dma_tag_iommu *)dmat;  in iommu_bus_dmamem_alloc()
502 	if (tag->common.maxsize < PAGE_SIZE &&  in iommu_bus_dmamem_alloc()
503 	    tag->common.alignment <= tag->common.maxsize &&  in iommu_bus_dmamem_alloc()
505 		*vaddr = malloc_domainset(tag->common.maxsize, M_DEVBUF,  in iommu_bus_dmamem_alloc()
506 		    DOMAINSET_PREF(tag->common.domain), mflags);  in iommu_bus_dmamem_alloc()
510 		    DOMAINSET_PREF(tag->common.domain), tag->common.maxsize,  in iommu_bus_dmamem_alloc()
525 	struct bus_dma_tag_iommu *tag;  in iommu_bus_dmamem_free()  local
528 	tag = (struct bus_dma_tag_iommu *)dmat;  in iommu_bus_dmamem_free()
537 		kmem_free(vaddr, tag->common.maxsize);  in iommu_bus_dmamem_free()
545 iommu_bus_dmamap_load_something1(struct bus_dma_tag_iommu *tag,  in iommu_bus_dmamap_load_something1()  argument
558 		segs = tag->segments;  in iommu_bus_dmamap_load_something1()
559 	ctx = tag->ctx;  in iommu_bus_dmamap_load_something1()
568 		if (seg >= tag->common.nsegments) {  in iommu_bus_dmamap_load_something1()
572 		buflen1 = buflen > tag->common.maxsegsz ?  in iommu_bus_dmamap_load_something1()
573 		    tag->common.maxsegsz : buflen;  in iommu_bus_dmamap_load_something1()
580 		if (seg + 1 < tag->common.nsegments)  in iommu_bus_dmamap_load_something1()
583 		error = iommu_gas_map(domain, &tag->common, buflen1,  in iommu_bus_dmamap_load_something1()
592 		    tag->common.alignment),  in iommu_bus_dmamap_load_something1()
595 		    (uintmax_t)tag->common.alignment));  in iommu_bus_dmamap_load_something1()
596 		KASSERT(entry->end <= tag->common.lowaddr ||  in iommu_bus_dmamap_load_something1()
597 		    entry->start >= tag->common.highaddr,  in iommu_bus_dmamap_load_something1()
601 		    (uintmax_t)tag->common.lowaddr,  in iommu_bus_dmamap_load_something1()
602 		    (uintmax_t)tag->common.highaddr));  in iommu_bus_dmamap_load_something1()
604 		    tag->common.boundary),  in iommu_bus_dmamap_load_something1()
607 		    (uintmax_t)entry->end, (uintmax_t)tag->common.boundary));  in iommu_bus_dmamap_load_something1()
608 		KASSERT(buflen1 <= tag->common.maxsegsz,  in iommu_bus_dmamap_load_something1()
612 		    (uintmax_t)buflen1, (uintmax_t)tag->common.maxsegsz));  in iommu_bus_dmamap_load_something1()
632 iommu_bus_dmamap_load_something(struct bus_dma_tag_iommu *tag,  in iommu_bus_dmamap_load_something()  argument
641 	ctx = tag->ctx;  in iommu_bus_dmamap_load_something()
646 	error = iommu_bus_dmamap_load_something1(tag, map, ma, offset,  in iommu_bus_dmamap_load_something()
678 	struct bus_dma_tag_iommu *tag;  in iommu_bus_dmamap_load_ma()  local
681 	tag = (struct bus_dma_tag_iommu *)dmat;  in iommu_bus_dmamap_load_ma()
683 	return (iommu_bus_dmamap_load_something(tag, map, ma, ma_offs, tlen,  in iommu_bus_dmamap_load_ma()
692 	struct bus_dma_tag_iommu *tag;  in iommu_bus_dmamap_load_phys()  local
698 	tag = (struct bus_dma_tag_iommu *)dmat;  in iommu_bus_dmamap_load_phys()
731 	error = iommu_bus_dmamap_load_something(tag, map, ma, offset, buflen,  in iommu_bus_dmamap_load_phys()
743 	struct bus_dma_tag_iommu *tag;  in iommu_bus_dmamap_load_buffer()  local
749 	tag = (struct bus_dma_tag_iommu *)dmat;  in iommu_bus_dmamap_load_buffer()
784 	error = iommu_bus_dmamap_load_something(tag, map, ma, offset, buflen,  in iommu_bus_dmamap_load_buffer()
801 	map->tag = (struct bus_dma_tag_iommu *)dmat;  in iommu_bus_dmamap_waitok()
810 	struct bus_dma_tag_iommu *tag;  in iommu_bus_dmamap_complete()  local
813 	tag = (struct bus_dma_tag_iommu *)dmat;  in iommu_bus_dmamap_complete()
824 		(tag->common.lockfunc)(tag->common.lockfuncarg, BUS_DMA_LOCK);  in iommu_bus_dmamap_complete()
829 		segs = tag->segments;  in iommu_bus_dmamap_complete()
846 	struct bus_dma_tag_iommu *tag;  in iommu_bus_dmamap_unload()  local
852 	tag = (struct bus_dma_tag_iommu *)dmat;  in iommu_bus_dmamap_unload()
854 	ctx = tag->ctx;  in iommu_bus_dmamap_unload()
923 	struct bus_dma_tag_iommu *tag;  in iommu_bus_task_dmamap()  local
932 		tag = map->tag;  in iommu_bus_task_dmamap()
935 		bus_dmamap_load_mem((bus_dma_tag_t)tag, (bus_dmamap_t)map,  in iommu_bus_task_dmamap()
940 			(tag->common.lockfunc)(tag->common.lockfuncarg,  in iommu_bus_task_dmamap()
996 	struct bus_dma_tag_iommu *tag;  in bus_dma_iommu_load_ident()  local
1016 	tag = (struct bus_dma_tag_iommu *)dmat;  in bus_dma_iommu_load_ident()
1017 	ctx = tag->ctx;  in bus_dma_iommu_load_ident()