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Code Issues

atheros: make use of netdev_alloc_skb

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SVN-Revision: 15176
This commit is contained in:
Felix Fietkau 2009-04-09 19:43:13 +00:00
parent e744c3130a
commit 0f47e1a0f4
1 changed files with 4 additions and 7 deletions
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11
target/linux/atheros/patches-2.6.28/110-ar2313_ethernet.patch
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@ -25,7 +25,7 @@
obj-$(CONFIG_DECLANCE) += declance.o obj-$(CONFIG_DECLANCE) += declance.o
--- /dev/null --- /dev/null
+++ b/drivers/net/ar231x.c +++ b/drivers/net/ar231x.c
@@ -0,0 +1,1268 @@ @@ -0,0 +1,1265 @@
+/* +/*
+ * ar231x.c: Linux driver for the Atheros AR231x Ethernet device. + * ar231x.c: Linux driver for the Atheros AR231x Ethernet device.
+ * + *
@ -768,15 +768,12 @@
+ if (sp->rx_skb[idx]) + if (sp->rx_skb[idx])
+ break; + break;
+ +
+ // partha: create additional room for the second GRE fragment + skb = netdev_alloc_skb(dev, AR2313_BUFSIZE);
+ skb = alloc_skb(AR2313_BUFSIZE + 128, GFP_ATOMIC);
+ if (!skb) { + if (!skb) {
+ printk("\n\n\n\n %s: No memory in system\n\n\n\n", + printk("\n\n\n\n %s: No memory in system\n\n\n\n",
+ __FUNCTION__); + __FUNCTION__);
+ break; + break;
+ } + }
+ // partha: create additional room in the front for tx pkt capture
+ skb_reserve(skb, 32);
+ +
+ /* + /*
+ * Make sure IP header starts on a fresh cache line. + * Make sure IP header starts on a fresh cache line.
@ -855,7 +852,7 @@
+ +
+ } else { + } else {
+ /* alloc new buffer. */ + /* alloc new buffer. */
+ skb_new = dev_alloc_skb(AR2313_BUFSIZE + RX_OFFSET + 128); + skb_new = netdev_alloc_skb(dev, AR2313_BUFSIZE + RX_OFFSET);
+ if (skb_new != NULL) { + if (skb_new != NULL) {
+ +
+ skb = sp->rx_skb[idx]; + skb = sp->rx_skb[idx];
@ -870,7 +867,7 @@
+ +
+ skb_new->dev = dev; + skb_new->dev = dev;
+ /* 16 bit align */ + /* 16 bit align */
+ skb_reserve(skb_new, RX_OFFSET + 32); + skb_reserve(skb_new, RX_OFFSET);
+ /* reset descriptor's curr_addr */ + /* reset descriptor's curr_addr */
+ rxdesc->addr = virt_to_phys(skb_new->data); + rxdesc->addr = virt_to_phys(skb_new->data);
+ +