dev/pcn/if_pcn.c

748 	cd = &sc->pcn_cdata;
774 	cd = &sc->pcn_cdata;
819 	sc->pcn_cdata.pcn_rx_chain[idx] = m_new;
844 	i = sc->pcn_cdata.pcn_rx_prod;
848 		m = sc->pcn_cdata.pcn_rx_chain[i];
849 		sc->pcn_cdata.pcn_rx_chain[i] = NULL;
885 	sc->pcn_cdata.pcn_rx_prod = i;
909 	idx = sc->pcn_cdata.pcn_tx_cons;
910 	while (idx != sc->pcn_cdata.pcn_tx_prod) {
917 			sc->pcn_cdata.pcn_tx_cnt--;
934 		if (sc->pcn_cdata.pcn_tx_chain[idx] != NULL) {
935 			m_freem(sc->pcn_cdata.pcn_tx_chain[idx]);
936 			sc->pcn_cdata.pcn_tx_chain[idx] = NULL;
939 		sc->pcn_cdata.pcn_tx_cnt--;
943 	if (idx != sc->pcn_cdata.pcn_tx_cons) {
945 		sc->pcn_cdata.pcn_tx_cons = idx;
948 	sc->pcn_timer = (sc->pcn_cdata.pcn_tx_cnt == 0) ? 0 : 5;
1057 		if ((PCN_TX_LIST_CNT - (sc->pcn_cdata.pcn_tx_cnt + cnt)) < 2)
1075 	sc->pcn_cdata.pcn_tx_chain[cur] = m_head;
1079 	sc->pcn_cdata.pcn_tx_cnt += cnt;
1118 	idx = sc->pcn_cdata.pcn_tx_prod;
1123 	while(sc->pcn_cdata.pcn_tx_chain[idx] == NULL) {
1143 	sc->pcn_cdata.pcn_tx_prod = idx;
1475 		if (sc->pcn_cdata.pcn_rx_chain[i] != NULL) {
1476 			m_freem(sc->pcn_cdata.pcn_rx_chain[i]);
1477 			sc->pcn_cdata.pcn_rx_chain[i] = NULL;
1487 		if (sc->pcn_cdata.pcn_tx_chain[i] != NULL) {
1488 			m_freem(sc->pcn_cdata.pcn_tx_chain[i]);
1489 			sc->pcn_cdata.pcn_tx_chain[i] = NULL;