73     struct sec_dma_mem *dma_mem, bus_size_t size);
75     struct sec_dma_mem *dma_mem, struct cryptop *crp, bus_size_t size,
77 static void	sec_free_dma_mem(struct sec_dma_mem *dma_mem);
154 sec_sync_dma_mem(struct sec_dma_mem *dma_mem, bus_dmasync_op_t op)  in sec_sync_dma_mem()  argument
158 	if (dma_mem->dma_vaddr != NULL)  in sec_sync_dma_mem()
159 		bus_dmamap_sync(dma_mem->dma_tag, dma_mem->dma_map, op);  in sec_sync_dma_mem()
714 	struct sec_dma_mem *dma_mem = arg;  in sec_alloc_dma_mem_cb()  local
720 	dma_mem->dma_paddr = segs->ds_addr;  in sec_alloc_dma_mem_cb()
776 sec_alloc_dma_mem(struct sec_softc *sc, struct sec_dma_mem *dma_mem,  in sec_alloc_dma_mem()  argument
781 	if (dma_mem->dma_vaddr != NULL)  in sec_alloc_dma_mem()
792 		&(dma_mem->dma_tag));		/* dmat */  in sec_alloc_dma_mem()
800 	error = bus_dmamem_alloc(dma_mem->dma_tag, &(dma_mem->dma_vaddr),  in sec_alloc_dma_mem()
801 	    BUS_DMA_NOWAIT | BUS_DMA_ZERO, &(dma_mem->dma_map));  in sec_alloc_dma_mem()
809 	error = bus_dmamap_load(dma_mem->dma_tag, dma_mem->dma_map,  in sec_alloc_dma_mem()
810 		    dma_mem->dma_vaddr, size, sec_alloc_dma_mem_cb, dma_mem,  in sec_alloc_dma_mem()
819 	dma_mem->dma_is_map = 0;  in sec_alloc_dma_mem()
823 	bus_dmamem_free(dma_mem->dma_tag, dma_mem->dma_vaddr, dma_mem->dma_map);  in sec_alloc_dma_mem()
825 	bus_dma_tag_destroy(dma_mem->dma_tag);  in sec_alloc_dma_mem()
827 	dma_mem->dma_vaddr = NULL;  in sec_alloc_dma_mem()
832 sec_desc_map_dma(struct sec_softc *sc, struct sec_dma_mem *dma_mem,  in sec_desc_map_dma()  argument
837 	if (dma_mem->dma_vaddr != NULL)  in sec_desc_map_dma()
868 		&(dma_mem->dma_tag));		/* dmat */  in sec_desc_map_dma()
873 		dma_mem->dma_vaddr = NULL;  in sec_desc_map_dma()
877 	error = bus_dmamap_create(dma_mem->dma_tag, 0, &(dma_mem->dma_map));  in sec_desc_map_dma()
882 		bus_dma_tag_destroy(dma_mem->dma_tag);  in sec_desc_map_dma()
886 	error = bus_dmamap_load_crp(dma_mem->dma_tag, dma_mem->dma_map, crp,  in sec_desc_map_dma()
892 		bus_dmamap_destroy(dma_mem->dma_tag, dma_mem->dma_map);  in sec_desc_map_dma()
893 		bus_dma_tag_destroy(dma_mem->dma_tag);  in sec_desc_map_dma()
897 	dma_mem->dma_is_map = 1;  in sec_desc_map_dma()
898 	dma_mem->dma_vaddr = crp;  in sec_desc_map_dma()
904 sec_free_dma_mem(struct sec_dma_mem *dma_mem)  in sec_free_dma_mem()  argument
908 	if (dma_mem->dma_vaddr == NULL)  in sec_free_dma_mem()
911 	bus_dmamap_unload(dma_mem->dma_tag, dma_mem->dma_map);  in sec_free_dma_mem()
913 	if (dma_mem->dma_is_map)  in sec_free_dma_mem()
914 		bus_dmamap_destroy(dma_mem->dma_tag, dma_mem->dma_map);  in sec_free_dma_mem()
916 		bus_dmamem_free(dma_mem->dma_tag, dma_mem->dma_vaddr,  in sec_free_dma_mem()
917 		    dma_mem->dma_map);  in sec_free_dma_mem()
919 	bus_dma_tag_destroy(dma_mem->dma_tag);  in sec_free_dma_mem()
920 	dma_mem->dma_vaddr = NULL;  in sec_free_dma_mem()