361  * @mem: structure defining the DMA memory request
370 ice_alloc_dma_mem(struct ice_hw *hw, struct ice_dma_mem *mem, u64 size)  in ice_alloc_dma_mem()  argument
386 				 &mem->tag);  in ice_alloc_dma_mem()
393 	err = bus_dmamem_alloc(mem->tag, (void **)&mem->va,  in ice_alloc_dma_mem()
394 			     BUS_DMA_NOWAIT | BUS_DMA_ZERO, &mem->map);  in ice_alloc_dma_mem()
401 	err = bus_dmamap_load(mem->tag, mem->map, mem->va,  in ice_alloc_dma_mem()
404 			    &mem->pa,  in ice_alloc_dma_mem()
412 	mem->size = size;  in ice_alloc_dma_mem()
413 	bus_dmamap_sync(mem->tag, mem->map,  in ice_alloc_dma_mem()
415 	return (mem->va);  in ice_alloc_dma_mem()
417 	bus_dmamem_free(mem->tag, mem->va, mem->map);  in ice_alloc_dma_mem()
419 	bus_dma_tag_destroy(mem->tag);  in ice_alloc_dma_mem()
421 	mem->map = NULL;  in ice_alloc_dma_mem()
422 	mem->tag = NULL;  in ice_alloc_dma_mem()
429  * @mem: DMA memory to free
435 ice_free_dma_mem(struct ice_hw __unused *hw, struct ice_dma_mem *mem)  in ice_free_dma_mem()  argument
437 	bus_dmamap_sync(mem->tag, mem->map,  in ice_free_dma_mem()
439 	bus_dmamap_unload(mem->tag, mem->map);  in ice_free_dma_mem()
440 	bus_dmamem_free(mem->tag, mem->va, mem->map);  in ice_free_dma_mem()
441 	bus_dma_tag_destroy(mem->tag);  in ice_free_dma_mem()
442 	mem->map = NULL;  in ice_free_dma_mem()
443 	mem->tag = NULL;  in ice_free_dma_mem()