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openwrt-xburst/target/linux/ar7/patches-2.6.26/900-cpmac_multiqueue.patch
juhosg 151259743b [kernel] update to 2.6.26.5 and 2.6.25.17
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12718 3c298f89-4303-0410-b956-a3cf2f4a3e73
2008-09-26 18:46:53 +00:00

71 lines
2.3 KiB
Diff

This patch fixes the network driver cpmac.c for compilation with
configuration option CONFIG_NETDEVICES_MULTIQUEUE.
These compiler warnings are fixed by the patch:
drivers/net/cpmac.c: In function 'cpmac_end_xmit':
drivers/net/cpmac.c:630: warning: passing argument 2 of 'netif_subqueue_stopped' makes pointer from integer without a cast
drivers/net/cpmac.c:641: warning: passing argument 2 of 'netif_subqueue_stopped' makes pointer from integer without a cast
drivers/net/cpmac.c: In function 'cpmac_probe':
drivers/net/cpmac.c:1128: warning: unused variable 'i'
During runtime, the unpatched driver raises a fatal runtime exception.
This is fixed by calling __netif_subqueue_stopped instead
of netif_subqueue_stopped, too.
Two additional code parts were modified for CONFIG_NETDEVICES_MULTIQUEUE
because other drivers do it in the same way.
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
--- a/drivers/net/cpmac.c
+++ b/drivers/net/cpmac.c
@@ -627,7 +627,7 @@
dev_kfree_skb_irq(desc->skb);
desc->skb = NULL;
#ifdef CONFIG_NETDEVICES_MULTIQUEUE
- if (netif_subqueue_stopped(dev, queue))
+ if (__netif_subqueue_stopped(dev, queue))
netif_wake_subqueue(dev, queue);
#else
if (netif_queue_stopped(dev))
@@ -638,7 +638,7 @@
printk(KERN_WARNING
"%s: end_xmit: spurious interrupt\n", dev->name);
#ifdef CONFIG_NETDEVICES_MULTIQUEUE
- if (netif_subqueue_stopped(dev, queue))
+ if (__netif_subqueue_stopped(dev, queue))
netif_wake_subqueue(dev, queue);
#else
if (netif_queue_stopped(dev))
@@ -1124,7 +1124,7 @@
static int __devinit cpmac_probe(struct platform_device *pdev)
{
- int rc, phy_id, i;
+ int rc, phy_id;
char *mdio_bus_id = "0";
struct resource *mem;
struct cpmac_priv *priv;
@@ -1152,7 +1152,11 @@
}
}
+#ifdef CONFIG_NETDEVICES_MULTIQUEUE
dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES);
+#else
+ dev = alloc_etherdev(sizeof(*priv));
+#endif
if (!dev) {
printk(KERN_ERR "cpmac: Unable to allocate net_device\n");
@@ -1179,7 +1183,9 @@
dev->set_multicast_list = cpmac_set_multicast_list;
dev->tx_timeout = cpmac_tx_timeout;
dev->ethtool_ops = &cpmac_ethtool_ops;
+#ifdef CONFIG_NETDEVICES_MULTIQUEUE
dev->features |= NETIF_F_MULTI_QUEUE;
+#endif
netif_napi_add(dev, &priv->napi, cpmac_poll, 64);