145 	struct gem_txsoft *txs;  in gem_attach()  local
236 		txs = &sc->sc_txsoft[i];  in gem_attach()
237 		txs->txs_mbuf = NULL;  in gem_attach()
238 		txs->txs_ndescs = 0;  in gem_attach()
240 		    &txs->txs_dmamap)) != 0) {  in gem_attach()
246 		STAILQ_INSERT_TAIL(&sc->sc_txfreeq, txs, txs_q);  in gem_attach()
636 	struct gem_txsoft *txs;  in gem_stop()  local
653 	while ((txs = STAILQ_FIRST(&sc->sc_txdirtyq)) != NULL) {  in gem_stop()
655 		if (txs->txs_ndescs != 0) {  in gem_stop()
656 			bus_dmamap_sync(sc->sc_tdmatag, txs->txs_dmamap,  in gem_stop()
658 			bus_dmamap_unload(sc->sc_tdmatag, txs->txs_dmamap);  in gem_stop()
659 			if (txs->txs_mbuf != NULL) {  in gem_stop()
660 				m_freem(txs->txs_mbuf);  in gem_stop()
661 				txs->txs_mbuf = NULL;  in gem_stop()
664 		STAILQ_INSERT_TAIL(&sc->sc_txfreeq, txs, txs_q);  in gem_stop()
1074 	struct gem_txsoft *txs;  in gem_load_txmbuf()  local
1083 	if ((txs = STAILQ_FIRST(&sc->sc_txfreeq)) == NULL) {  in gem_load_txmbuf()
1111 	error = bus_dmamap_load_mbuf_sg(sc->sc_tdmatag, txs->txs_dmamap,  in gem_load_txmbuf()
1122 		    txs->txs_dmamap, *m_head, txsegs, &nsegs,  in gem_load_txmbuf()
1147 		txs->txs_ndescs = 0;  in gem_load_txmbuf()
1148 		bus_dmamap_unload(sc->sc_tdmatag, txs->txs_dmamap);  in gem_load_txmbuf()
1152 	txs->txs_ndescs = nsegs;  in gem_load_txmbuf()
1153 	txs->txs_firstdesc = sc->sc_txnext;  in gem_load_txmbuf()
1154 	nexttx = txs->txs_firstdesc;  in gem_load_txmbuf()
1167 		txs->txs_lastdesc = nexttx;  in gem_load_txmbuf()
1175 	sc->sc_txdescs[txs->txs_lastdesc].gd_flags |=  in gem_load_txmbuf()
1185 		sc->sc_txdescs[txs->txs_firstdesc].gd_flags |=  in gem_load_txmbuf()
1188 		sc->sc_txdescs[txs->txs_firstdesc].gd_flags |=  in gem_load_txmbuf()
1192 	bus_dmamap_sync(sc->sc_tdmatag, txs->txs_dmamap,  in gem_load_txmbuf()
1197 	    __func__, txs->txs_firstdesc, txs->txs_lastdesc,  in gem_load_txmbuf()
1198 	    txs->txs_ndescs);  in gem_load_txmbuf()
1201 	STAILQ_INSERT_TAIL(&sc->sc_txdirtyq, txs, txs_q);  in gem_load_txmbuf()
1202 	txs->txs_mbuf = *m_head;  in gem_load_txmbuf()
1204 	sc->sc_txnext = GEM_NEXTTX(txs->txs_lastdesc);  in gem_load_txmbuf()
1205 	sc->sc_txfree -= txs->txs_ndescs;  in gem_load_txmbuf()
1375 	struct gem_txsoft *txs;  in gem_tint()  local
1392 	while ((txs = STAILQ_FIRST(&sc->sc_txdirtyq)) != NULL) {  in gem_tint()
1395 			printf("    txsoft %p transmit chain:\n", txs);  in gem_tint()
1396 			for (i = txs->txs_firstdesc;; i = GEM_NEXTTX(i)) {  in gem_tint()
1404 				if (i == txs->txs_lastdesc)  in gem_tint()
1419 		CTR4(KTR_GEM, "%s: txs->txs_firstdesc = %d, "  in gem_tint()
1420 		    "txs->txs_lastdesc = %d, txlast = %d",  in gem_tint()
1421 		    __func__, txs->txs_firstdesc, txs->txs_lastdesc, txlast);  in gem_tint()
1423 		if (txs->txs_firstdesc <= txs->txs_lastdesc) {  in gem_tint()
1424 			if ((txlast >= txs->txs_firstdesc) &&  in gem_tint()
1425 			    (txlast <= txs->txs_lastdesc))  in gem_tint()
1429 			if ((txlast >= txs->txs_firstdesc) ||  in gem_tint()
1430 			    (txlast <= txs->txs_lastdesc))  in gem_tint()
1439 		sc->sc_txfree += txs->txs_ndescs;  in gem_tint()
1441 		bus_dmamap_sync(sc->sc_tdmatag, txs->txs_dmamap,  in gem_tint()
1443 		bus_dmamap_unload(sc->sc_tdmatag, txs->txs_dmamap);  in gem_tint()
1444 		if (txs->txs_mbuf != NULL) {  in gem_tint()
1445 			m_freem(txs->txs_mbuf);  in gem_tint()
1446 			txs->txs_mbuf = NULL;  in gem_tint()
1449 		STAILQ_INSERT_TAIL(&sc->sc_txfreeq, txs, txs_q);  in gem_tint()