818 	struct safexcel_dma_mem *sdm;  in safexcel_dma_alloc_mem_cb()  local
824 	sdm = arg;  in safexcel_dma_alloc_mem_cb()
825 	sdm->paddr = segs->ds_addr;  in safexcel_dma_alloc_mem_cb()
829 safexcel_dma_alloc_mem(struct safexcel_softc *sc, struct safexcel_dma_mem *sdm,  in safexcel_dma_alloc_mem()  argument
834 	KASSERT(sdm->vaddr == NULL,  in safexcel_dma_alloc_mem()
845 	    &sdm->tag);			/* dmat */  in safexcel_dma_alloc_mem()
852 	error = bus_dmamem_alloc(sdm->tag, (void **)&sdm->vaddr,  in safexcel_dma_alloc_mem()
853 	    BUS_DMA_WAITOK | BUS_DMA_ZERO | BUS_DMA_COHERENT, &sdm->map);  in safexcel_dma_alloc_mem()
860 	error = bus_dmamap_load(sdm->tag, sdm->map, sdm->vaddr, size,  in safexcel_dma_alloc_mem()
861 	    safexcel_dma_alloc_mem_cb, sdm, BUS_DMA_NOWAIT);  in safexcel_dma_alloc_mem()
870 	bus_dmamem_free(sdm->tag, sdm->vaddr, sdm->map);  in safexcel_dma_alloc_mem()
872 	bus_dma_tag_destroy(sdm->tag);  in safexcel_dma_alloc_mem()
874 	sdm->vaddr = NULL;  in safexcel_dma_alloc_mem()
880 safexcel_dma_free_mem(struct safexcel_dma_mem *sdm)  in safexcel_dma_free_mem()  argument
882 	bus_dmamap_unload(sdm->tag, sdm->map);  in safexcel_dma_free_mem()
883 	bus_dmamem_free(sdm->tag, sdm->vaddr, sdm->map);  in safexcel_dma_free_mem()
884 	bus_dma_tag_destroy(sdm->tag);  in safexcel_dma_free_mem()