245 	struct ath_buf *bf;  in ath_descdma_setup()  local
261 	bf = malloc(bsize, M_ATHDEV, M_NOWAIT | M_ZERO);  in ath_descdma_setup()
262 	if (bf == NULL) {  in ath_descdma_setup()
268 	dd->dd_bufptr = bf;  in ath_descdma_setup()
271 	for (i = 0; i < nbuf; i++, bf++, ds += (ndesc * dd->dd_descsize)) {  in ath_descdma_setup()
272 		bf->bf_desc = (struct ath_desc *) ds;  in ath_descdma_setup()
273 		bf->bf_daddr = DS2PHYS(dd, ds);  in ath_descdma_setup()
280 			 if (ATH_DESC_4KB_BOUND_CHECK(bf->bf_daddr,  in ath_descdma_setup()
283 				ds += 0x1000 - (bf->bf_daddr & 0xFFF);  in ath_descdma_setup()
284 				bf->bf_desc = (struct ath_desc *) ds;  in ath_descdma_setup()
285 				bf->bf_daddr = DS2PHYS(dd, ds);  in ath_descdma_setup()
289 				&bf->bf_dmamap);  in ath_descdma_setup()
297 		bf->bf_lastds = bf->bf_desc;	/* Just an initial value */  in ath_descdma_setup()
298 		TAILQ_INSERT_TAIL(head, bf, bf_list);  in ath_descdma_setup()
329 	struct ath_buf *bf;  in ath_descdma_setup_rx_edma()  local
349 	bf = malloc(bsize, M_ATHDEV, M_NOWAIT | M_ZERO);  in ath_descdma_setup_rx_edma()
350 	if (bf == NULL) {  in ath_descdma_setup_rx_edma()
357 	dd->dd_bufptr = bf;  in ath_descdma_setup_rx_edma()
360 	for (i = 0; i < nbuf; i++, bf++) {  in ath_descdma_setup_rx_edma()
361 		bf->bf_desc = NULL;  in ath_descdma_setup_rx_edma()
362 		bf->bf_daddr = 0;  in ath_descdma_setup_rx_edma()
363 		bf->bf_lastds = NULL;	/* Just an initial value */  in ath_descdma_setup_rx_edma()
366 				&bf->bf_dmamap);  in ath_descdma_setup_rx_edma()
374 		TAILQ_INSERT_TAIL(head, bf, bf_list);  in ath_descdma_setup_rx_edma()
386 	struct ath_buf *bf;  in ath_descdma_cleanup()  local
397 		TAILQ_FOREACH(bf, head, bf_list) {  in ath_descdma_cleanup()
398 			if (bf->bf_m) {  in ath_descdma_cleanup()
413 				bus_dmamap_sync(sc->sc_dmat, bf->bf_dmamap,  in ath_descdma_cleanup()
415 				bus_dmamap_unload(sc->sc_dmat, bf->bf_dmamap);  in ath_descdma_cleanup()
416 				m_freem(bf->bf_m);  in ath_descdma_cleanup()
417 				bf->bf_m = NULL;  in ath_descdma_cleanup()
419 			if (bf->bf_dmamap != NULL) {  in ath_descdma_cleanup()
420 				bus_dmamap_destroy(sc->sc_dmat, bf->bf_dmamap);  in ath_descdma_cleanup()
421 				bf->bf_dmamap = NULL;  in ath_descdma_cleanup()
423 			ni = bf->bf_node;  in ath_descdma_cleanup()
424 			bf->bf_node = NULL;  in ath_descdma_cleanup()