96 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_rx_clean()  local
99 	i = rnet->rx_slot;  in rionet_rx_clean()
102 		if (!rnet->rx_skb[i])  in rionet_rx_clean()
105 		if (!(data = rio_get_inb_message(rnet->mport, RIONET_MAILBOX)))  in rionet_rx_clean()
108 		rnet->rx_skb[i]->data = data;  in rionet_rx_clean()
109 		skb_put(rnet->rx_skb[i], RIO_MAX_MSG_SIZE);  in rionet_rx_clean()
110 		rnet->rx_skb[i]->protocol =  in rionet_rx_clean()
111 		    eth_type_trans(rnet->rx_skb[i], ndev);  in rionet_rx_clean()
112 		error = netif_rx(rnet->rx_skb[i]);  in rionet_rx_clean()
121 	} while ((i = (i + 1) % RIONET_RX_RING_SIZE) != rnet->rx_slot);  in rionet_rx_clean()
129 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_rx_fill()  local
131 	i = rnet->rx_slot;  in rionet_rx_fill()
133 		rnet->rx_skb[i] = dev_alloc_skb(RIO_MAX_MSG_SIZE);  in rionet_rx_fill()
135 		if (!rnet->rx_skb[i])  in rionet_rx_fill()
138 		rio_add_inb_buffer(rnet->mport, RIONET_MAILBOX,  in rionet_rx_fill()
139 				   rnet->rx_skb[i]->data);  in rionet_rx_fill()
142 	rnet->rx_slot = i;  in rionet_rx_fill()
148 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_queue_tx_msg()  local
150 	rio_add_outb_message(rnet->mport, rdev, 0, skb->data, skb->len);  in rionet_queue_tx_msg()
151 	rnet->tx_skb[rnet->tx_slot] = skb;  in rionet_queue_tx_msg()
156 	if (++rnet->tx_cnt == RIONET_TX_RING_SIZE)  in rionet_queue_tx_msg()
159 	++rnet->tx_slot;  in rionet_queue_tx_msg()
160 	rnet->tx_slot &= (RIONET_TX_RING_SIZE - 1);  in rionet_queue_tx_msg()
162 	if (netif_msg_tx_queued(rnet))  in rionet_queue_tx_msg()
172 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_start_xmit()  local
178 	spin_lock_irqsave(&rnet->tx_lock, flags);  in rionet_start_xmit()
181 		add_num = nets[rnet->mport->id].nact;  in rionet_start_xmit()
183 	if ((rnet->tx_cnt + add_num) > RIONET_TX_RING_SIZE) {  in rionet_start_xmit()
185 		spin_unlock_irqrestore(&rnet->tx_lock, flags);  in rionet_start_xmit()
194 		for (i = 0; i < RIO_MAX_ROUTE_ENTRIES(rnet->mport->sys_size);  in rionet_start_xmit()
196 			if (nets[rnet->mport->id].active[i]) {  in rionet_start_xmit()
198 					nets[rnet->mport->id].active[i]);  in rionet_start_xmit()
205 		if (nets[rnet->mport->id].active[destid])  in rionet_start_xmit()
207 					nets[rnet->mport->id].active[destid]);  in rionet_start_xmit()
221 	spin_unlock_irqrestore(&rnet->tx_lock, flags);  in rionet_start_xmit()
230 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_dbell_event()  local
232 	unsigned char netid = rnet->mport->id;  in rionet_dbell_event()
234 	if (netif_msg_intr(rnet))  in rionet_dbell_event()
259 		if (netif_msg_intr(rnet))  in rionet_dbell_event()
269 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_inb_msg_event()  local
271 	if (netif_msg_intr(rnet))  in rionet_inb_msg_event()
275 	spin_lock(&rnet->lock);  in rionet_inb_msg_event()
276 	if ((n = rionet_rx_clean(ndev)) != rnet->rx_slot)  in rionet_inb_msg_event()
278 	spin_unlock(&rnet->lock);  in rionet_inb_msg_event()
284 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_outb_msg_event()  local
286 	spin_lock(&rnet->tx_lock);  in rionet_outb_msg_event()
288 	if (netif_msg_intr(rnet))  in rionet_outb_msg_event()
293 	while (rnet->tx_cnt && (rnet->ack_slot != slot)) {  in rionet_outb_msg_event()
295 		dev_kfree_skb_irq(rnet->tx_skb[rnet->ack_slot]);  in rionet_outb_msg_event()
296 		rnet->tx_skb[rnet->ack_slot] = NULL;  in rionet_outb_msg_event()
297 		++rnet->ack_slot;  in rionet_outb_msg_event()
298 		rnet->ack_slot &= (RIONET_TX_RING_SIZE - 1);  in rionet_outb_msg_event()
299 		rnet->tx_cnt--;  in rionet_outb_msg_event()
302 	if (rnet->tx_cnt < RIONET_TX_RING_SIZE)  in rionet_outb_msg_event()
305 	spin_unlock(&rnet->tx_lock);  in rionet_outb_msg_event()
312 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_open()  local
313 	unsigned char netid = rnet->mport->id;  in rionet_open()
316 	if (netif_msg_ifup(rnet))  in rionet_open()
319 	if ((rc = rio_request_inb_dbell(rnet->mport,  in rionet_open()
326 	if ((rc = rio_request_inb_mbox(rnet->mport,  in rionet_open()
333 	if ((rc = rio_request_outb_mbox(rnet->mport,  in rionet_open()
342 		rnet->rx_skb[i] = NULL;  in rionet_open()
343 	rnet->rx_slot = 0;  in rionet_open()
346 	rnet->tx_slot = 0;  in rionet_open()
347 	rnet->tx_cnt = 0;  in rionet_open()
348 	rnet->ack_slot = 0;  in rionet_open()
359 	rnet->open = true;  in rionet_open()
367 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_close()  local
369 	unsigned char netid = rnet->mport->id;  in rionet_close()
373 	if (netif_msg_ifup(rnet))  in rionet_close()
378 	rnet->open = false;  in rionet_close()
381 		kfree_skb(rnet->rx_skb[i]);  in rionet_close()
394 	rio_release_inb_dbell(rnet->mport, RIONET_DOORBELL_JOIN,  in rionet_close()
396 	rio_release_inb_mbox(rnet->mport, RIONET_MAILBOX);  in rionet_close()
397 	rio_release_outb_mbox(rnet->mport, RIONET_MAILBOX);  in rionet_close()
443 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_get_drvinfo()  local
448 	strlcpy(info->bus_info, rnet->mport->name, sizeof(info->bus_info));  in rionet_get_drvinfo()
453 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_get_msglevel()  local
455 	return rnet->msg_enable;  in rionet_get_msglevel()
460 	struct rionet_private *rnet = netdev_priv(ndev);  in rionet_set_msglevel()  local
462 	rnet->msg_enable = value;  in rionet_set_msglevel()
483 	struct rionet_private *rnet;  in rionet_setup_netdev()  local
497 	rnet = netdev_priv(ndev);  in rionet_setup_netdev()
498 	rnet->mport = mport;  in rionet_setup_netdev()
499 	rnet->open = false;  in rionet_setup_netdev()
519 	spin_lock_init(&rnet->lock);  in rionet_setup_netdev()
520 	spin_lock_init(&rnet->tx_lock);  in rionet_setup_netdev()
522 	rnet->msg_enable = RIONET_DEFAULT_MSGLEVEL;  in rionet_setup_netdev()
598 		struct rionet_private *rnet;  in rionet_add_dev()  local
601 		rnet = netdev_priv(nets[netid].ndev);  in rionet_add_dev()
626 		if (rnet->open)  in rionet_add_dev()