17 	struct net_device *ndev;  in xge_get_resources()  local
24 	ndev = pdata->ndev;  in xge_get_resources()
39 	if (device_get_ethdev_address(dev, ndev))  in xge_get_resources()
40 		eth_hw_addr_random(ndev);  in xge_get_resources()
42 	memcpy(ndev->perm_addr, ndev->dev_addr, ndev->addr_len);  in xge_get_resources()
64 static int xge_refill_buffers(struct net_device *ndev, u32 nbuf)  in xge_refill_buffers()  argument
66 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_refill_buffers()
82 		skb = netdev_alloc_skb(ndev, len);  in xge_refill_buffers()
88 			netdev_err(ndev, "DMA mapping error\n");  in xge_refill_buffers()
114 static int xge_init_hw(struct net_device *ndev)  in xge_init_hw()  argument
116 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_init_hw()
119 	ret = xge_port_reset(ndev);  in xge_init_hw()
123 	xge_port_init(ndev);  in xge_init_hw()
141 static int xge_request_irq(struct net_device *ndev)  in xge_request_irq()  argument
143 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_request_irq()
146 	snprintf(pdata->irq_name, IRQ_ID_SIZE, "%s", ndev->name);  in xge_request_irq()
151 		netdev_err(ndev, "Failed to request irq %s\n", pdata->irq_name);  in xge_request_irq()
156 static void xge_free_irq(struct net_device *ndev)  in xge_free_irq()  argument
158 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_free_irq()
172 static netdev_tx_t xge_start_xmit(struct sk_buff *skb, struct net_device *ndev)  in xge_start_xmit()  argument
174 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_start_xmit()
190 		netif_stop_queue(ndev);  in xge_start_xmit()
236 static void xge_txc_poll(struct net_device *ndev)  in xge_txc_poll()  argument
238 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_txc_poll()
279 	if (netif_queue_stopped(ndev))  in xge_txc_poll()
280 		netif_wake_queue(ndev);  in xge_txc_poll()
285 static int xge_rx_poll(struct net_device *ndev, unsigned int budget)  in xge_rx_poll()  argument
287 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_rx_poll()
329 		skb->protocol = eth_type_trans(skb, ndev);  in xge_rx_poll()
335 		ret = xge_refill_buffers(ndev, 1);  in xge_rx_poll()
351 static void xge_delete_desc_ring(struct net_device *ndev,  in xge_delete_desc_ring()  argument
354 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_delete_desc_ring()
369 static void xge_free_buffers(struct net_device *ndev)  in xge_free_buffers()  argument
371 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_free_buffers()
391 static void xge_delete_desc_rings(struct net_device *ndev)  in xge_delete_desc_rings()  argument
393 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_delete_desc_rings()
395 	xge_txc_poll(ndev);  in xge_delete_desc_rings()
396 	xge_delete_desc_ring(ndev, pdata->tx_ring);  in xge_delete_desc_rings()
398 	xge_rx_poll(ndev, 64);  in xge_delete_desc_rings()
399 	xge_free_buffers(ndev);  in xge_delete_desc_rings()
400 	xge_delete_desc_ring(ndev, pdata->rx_ring);  in xge_delete_desc_rings()
403 static struct xge_desc_ring *xge_create_desc_ring(struct net_device *ndev)  in xge_create_desc_ring()  argument
405 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_create_desc_ring()
414 	ring->ndev = ndev;  in xge_create_desc_ring()
432 	xge_delete_desc_ring(ndev, ring);  in xge_create_desc_ring()
437 static int xge_create_desc_rings(struct net_device *ndev)  in xge_create_desc_rings()  argument
439 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_create_desc_rings()
444 	ring = xge_create_desc_ring(ndev);  in xge_create_desc_rings()
452 	ring = xge_create_desc_ring(ndev);  in xge_create_desc_rings()
459 	ret = xge_refill_buffers(ndev, XGENE_ENET_NUM_DESC);  in xge_create_desc_rings()
465 	xge_delete_desc_rings(ndev);  in xge_create_desc_rings()
470 static int xge_open(struct net_device *ndev)  in xge_open()  argument
472 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_open()
475 	ret = xge_create_desc_rings(ndev);  in xge_open()
480 	ret = xge_request_irq(ndev);  in xge_open()
487 	phy_start(ndev->phydev);  in xge_open()
489 	netif_start_queue(ndev);  in xge_open()
494 static int xge_close(struct net_device *ndev)  in xge_close()  argument
496 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_close()
498 	netif_stop_queue(ndev);  in xge_close()
500 	phy_stop(ndev->phydev);  in xge_close()
503 	xge_free_irq(ndev);  in xge_close()
505 	xge_delete_desc_rings(ndev);  in xge_close()
512 	struct net_device *ndev = napi->dev;  in xge_napi()  local
516 	pdata = netdev_priv(ndev);  in xge_napi()
518 	xge_txc_poll(ndev);  in xge_napi()
519 	processed = xge_rx_poll(ndev, budget);  in xge_napi()
529 static int xge_set_mac_addr(struct net_device *ndev, void *addr)  in xge_set_mac_addr()  argument
531 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_set_mac_addr()
534 	ret = eth_mac_addr(ndev, addr);  in xge_set_mac_addr()
551 static void xge_free_pending_skb(struct net_device *ndev)  in xge_free_pending_skb()  argument
553 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_free_pending_skb()
578 static void xge_timeout(struct net_device *ndev, unsigned int txqueue)  in xge_timeout()  argument
580 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_timeout()
584 	if (!netif_running(ndev))  in xge_timeout()
587 	netif_stop_queue(ndev);  in xge_timeout()
592 	xge_txc_poll(ndev);  in xge_timeout()
593 	xge_free_pending_skb(ndev);  in xge_timeout()
603 	netif_start_queue(ndev);  in xge_timeout()
609 static void xge_get_stats64(struct net_device *ndev,  in xge_get_stats64()  argument
612 	struct xge_pdata *pdata = netdev_priv(ndev);  in xge_get_stats64()
635 	struct net_device *ndev;  in xge_probe()  local
639 	ndev = alloc_etherdev(sizeof(*pdata));  in xge_probe()
640 	if (!ndev)  in xge_probe()
643 	pdata = netdev_priv(ndev);  in xge_probe()
646 	pdata->ndev = ndev;  in xge_probe()
647 	SET_NETDEV_DEV(ndev, dev);  in xge_probe()
649 	ndev->netdev_ops = &xgene_ndev_ops;  in xge_probe()
651 	ndev->features |= NETIF_F_GSO |  in xge_probe()
658 	ndev->hw_features = ndev->features;  in xge_probe()
659 	xge_set_ethtool_ops(ndev);  in xge_probe()
663 		netdev_err(ndev, "No usable DMA configuration\n");  in xge_probe()
667 	ret = xge_init_hw(ndev);  in xge_probe()
671 	ret = xge_mdio_config(ndev);  in xge_probe()
675 	netif_napi_add(ndev, &pdata->napi, xge_napi);  in xge_probe()
677 	ret = register_netdev(ndev);  in xge_probe()
679 		netdev_err(ndev, "Failed to register netdev\n");  in xge_probe()
686 	xge_mdio_remove(ndev);  in xge_probe()
688 	free_netdev(ndev);  in xge_probe()
696 	struct net_device *ndev;  in xge_remove()  local
699 	ndev = pdata->ndev;  in xge_remove()
702 	if (netif_running(ndev))  in xge_remove()
703 		dev_close(ndev);  in xge_remove()
706 	xge_mdio_remove(ndev);  in xge_remove()
707 	unregister_netdev(ndev);  in xge_remove()
708 	free_netdev(ndev);  in xge_remove()
719 	if (!pdata->ndev)  in xge_shutdown()