66 int xenvif_schedulable(struct xenvif *vif)  in xenvif_schedulable()  argument
68 	return netif_running(vif->dev) &&  in xenvif_schedulable()
69 		test_bit(VIF_STATUS_CONNECTED, &vif->status) &&  in xenvif_schedulable()
70 		!vif->disabled;  in xenvif_schedulable()
93 	if (unlikely(queue->vif->disabled)) {  in xenvif_poll()
127 	struct net_device *dev = queue->vif->dev;  in xenvif_queue_stopped()
134 	struct net_device *dev = queue->vif->dev;  in xenvif_wake_queue()
141 	struct xenvif *vif = netdev_priv(dev);  in xenvif_start_xmit()  local
143 	unsigned int num_queues = vif->num_queues;  in xenvif_start_xmit()
157 				    index, vif->dev->name);  in xenvif_start_xmit()
160 	queue = &vif->queues[index];  in xenvif_start_xmit()
165 	    !xenvif_schedulable(vif))  in xenvif_start_xmit()
169 	cb->expires = jiffies + vif->drain_timeout;  in xenvif_start_xmit()
177 	vif->dev->stats.tx_dropped++;  in xenvif_start_xmit()
184 	struct xenvif *vif = netdev_priv(dev);  in xenvif_get_stats()  local
186 	unsigned int num_queues = vif->num_queues;  in xenvif_get_stats()
193 	if (vif->queues == NULL)  in xenvif_get_stats()
198 		queue = &vif->queues[index];  in xenvif_get_stats()
206 	vif->dev->stats.rx_bytes = rx_bytes;  in xenvif_get_stats()
207 	vif->dev->stats.rx_packets = rx_packets;  in xenvif_get_stats()
208 	vif->dev->stats.tx_bytes = tx_bytes;  in xenvif_get_stats()
209 	vif->dev->stats.tx_packets = tx_packets;  in xenvif_get_stats()
211 	return &vif->dev->stats;  in xenvif_get_stats()
214 static void xenvif_up(struct xenvif *vif)  in xenvif_up()  argument
217 	unsigned int num_queues = vif->num_queues;  in xenvif_up()
221 		queue = &vif->queues[queue_index];  in xenvif_up()
230 static void xenvif_down(struct xenvif *vif)  in xenvif_down()  argument
233 	unsigned int num_queues = vif->num_queues;  in xenvif_down()
237 		queue = &vif->queues[queue_index];  in xenvif_down()
248 	struct xenvif *vif = netdev_priv(dev);  in xenvif_open()  local
249 	if (test_bit(VIF_STATUS_CONNECTED, &vif->status))  in xenvif_open()
250 		xenvif_up(vif);  in xenvif_open()
257 	struct xenvif *vif = netdev_priv(dev);  in xenvif_close()  local
258 	if (test_bit(VIF_STATUS_CONNECTED, &vif->status))  in xenvif_close()
259 		xenvif_down(vif);  in xenvif_close()
266 	struct xenvif *vif = netdev_priv(dev);  in xenvif_change_mtu()  local
267 	int max = vif->can_sg ? 65535 - VLAN_ETH_HLEN : ETH_DATA_LEN;  in xenvif_change_mtu()
278 	struct xenvif *vif = netdev_priv(dev);  in xenvif_fix_features()  local
280 	if (!vif->can_sg)  in xenvif_fix_features()
282 	if (~(vif->gso_mask | vif->gso_prefix_mask) & GSO_BIT(TCPV4))  in xenvif_fix_features()
284 	if (~(vif->gso_mask | vif->gso_prefix_mask) & GSO_BIT(TCPV6))  in xenvif_fix_features()
286 	if (!vif->ip_csum)  in xenvif_fix_features()
288 	if (!vif->ipv6_csum)  in xenvif_fix_features()
339 	struct xenvif *vif = netdev_priv(dev);  in xenvif_get_ethtool_stats()  local
340 	unsigned int num_queues = vif->num_queues;  in xenvif_get_ethtool_stats()
347 			void *vif_stats = &vif->queues[queue_index].stats;  in xenvif_get_ethtool_stats()
391 	struct xenvif *vif;  in xenvif_alloc()  local
408 	vif = netdev_priv(dev);  in xenvif_alloc()
410 	vif->domid  = domid;  in xenvif_alloc()
411 	vif->handle = handle;  in xenvif_alloc()
412 	vif->can_sg = 1;  in xenvif_alloc()
413 	vif->ip_csum = 1;  in xenvif_alloc()
414 	vif->dev = dev;  in xenvif_alloc()
415 	vif->disabled = false;  in xenvif_alloc()
416 	vif->drain_timeout = msecs_to_jiffies(rx_drain_timeout_msecs);  in xenvif_alloc()
417 	vif->stall_timeout = msecs_to_jiffies(rx_stall_timeout_msecs);  in xenvif_alloc()
420 	vif->queues = NULL;  in xenvif_alloc()
421 	vif->num_queues = 0;  in xenvif_alloc()
423 	spin_lock_init(&vif->lock);  in xenvif_alloc()
456 	return vif;  in xenvif_alloc()
489 		netdev_err(queue->vif->dev, "Could not reserve mmap_pages\n");  in xenvif_init_queue()
504 void xenvif_carrier_on(struct xenvif *vif)  in xenvif_carrier_on()  argument
507 	if (!vif->can_sg && vif->dev->mtu > ETH_DATA_LEN)  in xenvif_carrier_on()
508 		dev_set_mtu(vif->dev, ETH_DATA_LEN);  in xenvif_carrier_on()
509 	netdev_update_features(vif->dev);  in xenvif_carrier_on()
510 	set_bit(VIF_STATUS_CONNECTED, &vif->status);  in xenvif_carrier_on()
511 	if (netif_running(vif->dev))  in xenvif_carrier_on()
512 		xenvif_up(vif);  in xenvif_carrier_on()
535 	netif_napi_add(queue->vif->dev, &queue->napi, xenvif_poll,  in xenvif_connect()
541 			queue->vif->domid, tx_evtchn, xenvif_interrupt, 0,  in xenvif_connect()
552 			queue->vif->domid, tx_evtchn, xenvif_tx_interrupt, 0,  in xenvif_connect()
562 			queue->vif->domid, rx_evtchn, xenvif_rx_interrupt, 0,  in xenvif_connect()
609 void xenvif_carrier_off(struct xenvif *vif)  in xenvif_carrier_off()  argument
611 	struct net_device *dev = vif->dev;  in xenvif_carrier_off()
614 	if (test_and_clear_bit(VIF_STATUS_CONNECTED, &vif->status)) {  in xenvif_carrier_off()
617 			xenvif_down(vif);  in xenvif_carrier_off()
622 void xenvif_disconnect(struct xenvif *vif)  in xenvif_disconnect()  argument
625 	unsigned int num_queues = vif->num_queues;  in xenvif_disconnect()
628 	xenvif_carrier_off(vif);  in xenvif_disconnect()
631 		queue = &vif->queues[queue_index];  in xenvif_disconnect()
669 void xenvif_free(struct xenvif *vif)  in xenvif_free()  argument
672 	unsigned int num_queues = vif->num_queues;  in xenvif_free()
675 	unregister_netdev(vif->dev);  in xenvif_free()
678 		queue = &vif->queues[queue_index];  in xenvif_free()
682 	vfree(vif->queues);  in xenvif_free()
683 	vif->queues = NULL;  in xenvif_free()
684 	vif->num_queues = 0;  in xenvif_free()
686 	free_netdev(vif->dev);  in xenvif_free()