70 	struct vio_msg_tag *pkt = arg;  in vnet_handle_unknown()  local
73 	       pkt->type, pkt->stype, pkt->stype_env, pkt->sid);  in vnet_handle_unknown()
87 	struct vio_net_attr_info pkt;  in vnet_send_attr()  local
95 	memset(&pkt, 0, sizeof(pkt));  in vnet_send_attr()
96 	pkt.tag.type = VIO_TYPE_CTRL;  in vnet_send_attr()
97 	pkt.tag.stype = VIO_SUBTYPE_INFO;  in vnet_send_attr()
98 	pkt.tag.stype_env = VIO_ATTR_INFO;  in vnet_send_attr()
99 	pkt.tag.sid = vio_send_sid(vio);  in vnet_send_attr()
101 		pkt.xfer_mode = VIO_DRING_MODE;  in vnet_send_attr()
103 		pkt.xfer_mode = VIO_NEW_DRING_MODE;  in vnet_send_attr()
104 	pkt.addr_type = VNET_ADDR_ETHERMAC;  in vnet_send_attr()
105 	pkt.ack_freq = 0;  in vnet_send_attr()
107 		pkt.addr |= (u64)dev->dev_addr[i] << ((5 - i) * 8);  in vnet_send_attr()
111 			pkt.mtu = port->rmtu;  in vnet_send_attr()
114 			pkt.mtu = port->rmtu;  in vnet_send_attr()
117 			pkt.options = VIO_TX_DRING;  in vnet_send_attr()
119 		pkt.mtu = framelen;  in vnet_send_attr()
121 		pkt.mtu = framelen + VLAN_HLEN;  in vnet_send_attr()
124 	pkt.cflags = 0;  in vnet_send_attr()
126 		pkt.cflags |= VNET_LSO_IPV4_CAPAB;  in vnet_send_attr()
129 		pkt.ipv4_lso_maxlen = port->tsolen;  in vnet_send_attr()
132 	pkt.plnk_updt = PHYSLINK_UPDATE_NONE;  in vnet_send_attr()
137 	       pkt.xfer_mode, pkt.addr_type,  in vnet_send_attr()
138 	       (unsigned long long)pkt.addr,  in vnet_send_attr()
139 	       pkt.ack_freq, pkt.plnk_updt, pkt.options,  in vnet_send_attr()
140 	       (unsigned long long)pkt.mtu, pkt.cflags, pkt.ipv4_lso_maxlen);  in vnet_send_attr()
143 	return vio_ldc_send(vio, &pkt, sizeof(pkt));  in vnet_send_attr()
147 			    struct vio_net_attr_info *pkt)  in handle_attr_info()  argument
156 	       pkt->xfer_mode, pkt->addr_type,  in handle_attr_info()
157 	       (unsigned long long)pkt->addr,  in handle_attr_info()
158 	       pkt->ack_freq, pkt->plnk_updt, pkt->options,  in handle_attr_info()
159 	       (unsigned long long)pkt->mtu, port->rmtu, pkt->cflags,  in handle_attr_info()
160 	       pkt->ipv4_lso_maxlen);  in handle_attr_info()
162 	pkt->tag.sid = vio_send_sid(vio);  in handle_attr_info()
164 	xfer_mode = pkt->xfer_mode;  in handle_attr_info()
179 		localmtu = min(pkt->mtu, localmtu);  in handle_attr_info()
180 		pkt->mtu = localmtu;  in handle_attr_info()
188 		port->tso &= !!(pkt->cflags & VNET_LSO_IPV4_CAPAB);  in handle_attr_info()
194 		port->tsolen = min(port->tsolen, pkt->ipv4_lso_maxlen);  in handle_attr_info()
198 			pkt->cflags &= ~VNET_LSO_IPV4_CAPAB;  in handle_attr_info()
200 		pkt->ipv4_lso_maxlen = port->tsolen;  in handle_attr_info()
202 		pkt->cflags &= ~VNET_LSO_IPV4_CAPAB;  in handle_attr_info()
203 		pkt->ipv4_lso_maxlen = 0;  in handle_attr_info()
208 		pkt->xfer_mode = VIO_NEW_DRING_MODE;  in handle_attr_info()
209 		pkt->options = VIO_TX_DRING;  in handle_attr_info()
213 	    pkt->addr_type != VNET_ADDR_ETHERMAC ||  in handle_attr_info()
214 	    pkt->mtu != localmtu) {  in handle_attr_info()
217 		pkt->tag.stype = VIO_SUBTYPE_NACK;  in handle_attr_info()
219 		(void) vio_ldc_send(vio, pkt, sizeof(*pkt));  in handle_attr_info()
226 		       pkt->xfer_mode, pkt->addr_type,  in handle_attr_info()
227 		       (unsigned long long)pkt->addr,  in handle_attr_info()
228 		       pkt->ack_freq, pkt->plnk_updt, pkt->options,  in handle_attr_info()
229 		       (unsigned long long)pkt->mtu, port->rmtu, pkt->cflags,  in handle_attr_info()
230 		       pkt->ipv4_lso_maxlen);  in handle_attr_info()
232 		pkt->tag.stype = VIO_SUBTYPE_ACK;  in handle_attr_info()
234 		return vio_ldc_send(vio, pkt, sizeof(*pkt));  in handle_attr_info()
240 			   struct vio_net_attr_info *pkt)  in handle_attr_ack()  argument
248 			    struct vio_net_attr_info *pkt)  in handle_attr_nack()  argument
257 	struct vio_net_attr_info *pkt = arg;  in vnet_handle_attr()  local
259 	switch (pkt->tag.stype) {  in vnet_handle_attr()
261 		return handle_attr_info(vio, pkt);  in vnet_handle_attr()
264 		return handle_attr_ack(vio, pkt);  in vnet_handle_attr()
267 		return handle_attr_nack(vio, pkt);  in vnet_handle_attr()
592 	struct vio_dring_data *pkt = msgbuf;  in vnet_rx()  local
597 	       pkt->tag.stype_env, pkt->seq, dr->rcv_nxt);  in vnet_rx()
599 	if (unlikely(pkt->tag.stype_env != VIO_DRING_DATA))  in vnet_rx()
601 	if (unlikely(pkt->seq != dr->rcv_nxt)) {  in vnet_rx()
603 		       pkt->seq, dr->rcv_nxt);  in vnet_rx()
612 	return vnet_walk_rx(port, dr, pkt->start_idx, pkt->end_idx,  in vnet_rx()
634 	struct vio_dring_data *pkt = msgbuf;  in vnet_ack()  local
641 	if (unlikely(pkt->tag.stype_env != VIO_DRING_DATA))  in vnet_ack()
644 	end = pkt->end_idx;  in vnet_ack()
688 	struct vio_net_mcast_info *pkt = msgbuf;  in handle_mcast()  local
690 	if (pkt->tag.stype != VIO_SUBTYPE_ACK)  in handle_mcast()
693 		       pkt->tag.type,  in handle_mcast()
694 		       pkt->tag.stype,  in handle_mcast()
695 		       pkt->tag.stype_env,  in handle_mcast()
696 		       pkt->tag.sid);  in handle_mcast()
766 			struct vio_dring_data *pkt =  in vnet_event_napi()  local
771 			pkt->tag.type = VIO_TYPE_DATA;  in vnet_event_napi()
772 			pkt->tag.stype = VIO_SUBTYPE_INFO;  in vnet_event_napi()
773 			pkt->tag.stype_env = VIO_DRING_DATA;  in vnet_event_napi()
774 			pkt->seq = dr->rcv_nxt;  in vnet_event_napi()
775 			pkt->start_idx = vio_dring_next(dr, port->napi_stop_idx);  in vnet_event_napi()
776 			pkt->end_idx = -1;  in vnet_event_napi()