From 1a3f45fa87aa6f59338aee0563dd86ad28a6704e Mon Sep 17 00:00:00 2001 From: Eugene Konev Date: Sat, 13 Oct 2007 02:27:19 +0000 Subject: [PATCH] fix the case when NETDEVICES_MULTIQUEUE is not enabled (#2506) SVN-Revision: 9282 --- target/linux/ar7/files/drivers/net/cpmac.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/target/linux/ar7/files/drivers/net/cpmac.c b/target/linux/ar7/files/drivers/net/cpmac.c index b0ba670ee6..1d0ba11d25 100644 --- a/target/linux/ar7/files/drivers/net/cpmac.c +++ b/target/linux/ar7/files/drivers/net/cpmac.c @@ -472,7 +472,11 @@ static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev) len = max(skb->len, ETH_ZLEN); queue = skb->queue_mapping; +#ifdef CONFIG_NETDEVICES_MULTIQUEUE netif_stop_subqueue(dev, queue); +#else + netif_stop_queue(dev); +#endif desc = &priv->desc_ring[queue]; if (unlikely(desc->dataflags & CPMAC_OWN)) { @@ -529,14 +533,24 @@ static void cpmac_end_xmit(struct net_device *dev, int queue) dev_kfree_skb_irq(desc->skb); desc->skb = NULL; +#ifdef CONFIG_NETDEVICES_MULTIQUEUE if (netif_subqueue_stopped(dev, queue)) netif_wake_subqueue(dev, queue); +#else + if (netif_queue_stopped(dev)) + netif_wake_queue(dev); +#endif } else { if (netif_msg_tx_err(priv) && net_ratelimit()) printk(KERN_WARNING "%s: end_xmit: spurious interrupt\n", dev->name); +#ifdef CONFIG_NETDEVICES_MULTIQUEUE if (netif_subqueue_stopped(dev, queue)) netif_wake_subqueue(dev, queue); +#else + if (netif_queue_stopped(dev)) + netif_wake_queue(dev); +#endif } } @@ -710,12 +724,18 @@ static void cpmac_tx_timeout(struct net_device *dev) * FIXME: waking up random queue is not the best thing to * do... on the other hand why we got here at all? */ +#ifdef CONFIG_NETDEVICES_MULTIQUEUE for (i = 0; i < CPMAC_QUEUES; i++) if (priv->desc_ring[i].skb) { dev_kfree_skb_any(priv->desc_ring[i].skb); netif_wake_subqueue(dev, i); break; } +#else + if (priv->desc_ring[0].skb) + dev_kfree_skb_any(priv->desc_ring[0].skb); + netif_wake_queue(dev); +#endif } static int cpmac_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) -- 2.34.1