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authorFelix Fietkau <nbd@openwrt.org>2012-05-06 21:19:14 +0000
committerFelix Fietkau <nbd@openwrt.org>2012-05-06 21:19:14 +0000
commitf20d1938b59d2edb85d5cd6b67176b452e9dff67 (patch)
tree044abda1179e26bc1161e60d5a06a7ff784c9bab /target/linux/atheros
parentc7667e1b888e04d3696dc01d7874ef484ba502f7 (diff)
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kernel: rewrite the phy packet hook, put it in the network stack to avoid having to keep non-upstream ethernet driver changes
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31637 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/atheros')
-rw-r--r--target/linux/atheros/config-3.31
-rw-r--r--target/linux/atheros/patches-3.3/110-ar2313_ethernet.patch9
-rw-r--r--target/linux/atheros/patches-3.3/200-ar2313_enable_mvswitch.patch70
-rw-r--r--target/linux/atheros/patches-3.3/220-enet_micrel_workaround.patch16
4 files changed, 5 insertions, 91 deletions
diff --git a/target/linux/atheros/config-3.3 b/target/linux/atheros/config-3.3
index 6330cca082..fee89d191e 100644
--- a/target/linux/atheros/config-3.3
+++ b/target/linux/atheros/config-3.3
@@ -34,6 +34,7 @@ CONFIG_CSRC_R4K_LIB=y
CONFIG_DECOMPRESS_LZMA=y
CONFIG_DMA_NONCOHERENT=y
CONFIG_EARLY_PRINTK=y
+CONFIG_ETHERNET_PACKET_MANGLE=y
CONFIG_GENERIC_ATOMIC64=y
CONFIG_GENERIC_CLOCKEVENTS=y
CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
diff --git a/target/linux/atheros/patches-3.3/110-ar2313_ethernet.patch b/target/linux/atheros/patches-3.3/110-ar2313_ethernet.patch
index d3060da447..47c9dd622b 100644
--- a/target/linux/atheros/patches-3.3/110-ar2313_ethernet.patch
+++ b/target/linux/atheros/patches-3.3/110-ar2313_ethernet.patch
@@ -32,7 +32,7 @@
+obj-$(CONFIG_NET_VENDOR_AR231X) += ar231x.o
--- /dev/null
+++ b/drivers/net/ethernet/ar231x/ar231x.c
-@@ -0,0 +1,1282 @@
+@@ -0,0 +1,1279 @@
+/*
+ * ar231x.c: Linux driver for the Atheros AR231x Ethernet device.
+ *
@@ -784,7 +784,7 @@
+ if (sp->rx_skb[idx])
+ break;
+
-+ skb = netdev_alloc_skb(dev, AR2313_BUFSIZE);
++ skb = netdev_alloc_skb_ip_align(dev, AR2313_BUFSIZE);
+ if (!skb) {
+ printk("\n\n\n\n %s: No memory in system\n\n\n\n",
+ __FUNCTION__);
@@ -795,7 +795,6 @@
+ * Make sure IP header starts on a fresh cache line.
+ */
+ skb->dev = dev;
-+ skb_reserve(skb, RX_OFFSET);
+ sp->rx_skb[idx] = skb;
+
+ rd = (ar231x_descr_t *) & sp->rx_ring[idx];
@@ -867,7 +866,7 @@
+
+ } else {
+ /* alloc new buffer. */
-+ skb_new = netdev_alloc_skb(dev, AR2313_BUFSIZE + RX_OFFSET);
++ skb_new = netdev_alloc_skb_ip_align(dev, AR2313_BUFSIZE);
+ if (skb_new != NULL) {
+
+ skb = sp->rx_skb[idx];
@@ -881,8 +880,6 @@
+ netif_rx(skb);
+
+ skb_new->dev = dev;
-+ /* 16 bit align */
-+ skb_reserve(skb_new, RX_OFFSET);
+ /* reset descriptor's curr_addr */
+ rxdesc->addr = virt_to_phys(skb_new->data);
+
diff --git a/target/linux/atheros/patches-3.3/200-ar2313_enable_mvswitch.patch b/target/linux/atheros/patches-3.3/200-ar2313_enable_mvswitch.patch
deleted file mode 100644
index 95a993de28..0000000000
--- a/target/linux/atheros/patches-3.3/200-ar2313_enable_mvswitch.patch
+++ /dev/null
@@ -1,70 +0,0 @@
---- a/drivers/net/ethernet/ar231x/ar231x.c
-+++ b/drivers/net/ethernet/ar231x/ar231x.c
-@@ -745,6 +745,7 @@ static void ar231x_load_rx_ring(struct n
- for (i = 0; i < nr_bufs; i++) {
- struct sk_buff *skb;
- ar231x_descr_t *rd;
-+ int offset = RX_OFFSET;
-
- if (sp->rx_skb[idx])
- break;
-@@ -760,7 +761,9 @@ static void ar231x_load_rx_ring(struct n
- * Make sure IP header starts on a fresh cache line.
- */
- skb->dev = dev;
-- skb_reserve(skb, RX_OFFSET);
-+ if (sp->phy_dev)
-+ offset += sp->phy_dev->pkt_align;
-+ skb_reserve(skb, offset);
- sp->rx_skb[idx] = skb;
-
- rd = (ar231x_descr_t *) & sp->rx_ring[idx];
-@@ -834,20 +837,23 @@ static int ar231x_rx_int(struct net_devi
- /* alloc new buffer. */
- skb_new = netdev_alloc_skb(dev, AR2313_BUFSIZE + RX_OFFSET);
- if (skb_new != NULL) {
-+ int offset;
-
- skb = sp->rx_skb[idx];
- /* set skb */
- skb_put(skb,
- ((status >> DMA_RX_LEN_SHIFT) & 0x3fff) - CRC_LEN);
--
- dev->stats.rx_bytes += skb->len;
-- skb->protocol = eth_type_trans(skb, dev);
-- /* pass the packet to upper layers */
-- netif_rx(skb);
-
-+ /* pass the packet to upper layers */
-+ sp->rx(skb);
- skb_new->dev = dev;
-+
- /* 16 bit align */
-- skb_reserve(skb_new, RX_OFFSET);
-+ offset = RX_OFFSET;
-+ if (sp->phy_dev)
-+ offset += sp->phy_dev->pkt_align;
-+ skb_reserve(skb_new, offset);
- /* reset descriptor's curr_addr */
- rxdesc->addr = virt_to_phys(skb_new->data);
-
-@@ -1258,6 +1264,8 @@ static int ar231x_mdiobus_probe (struct
- return PTR_ERR(phydev);
- }
-
-+ sp->rx = phydev->netif_rx;
-+
- /* mask with MAC supported features */
- phydev->supported &= (SUPPORTED_10baseT_Half
- | SUPPORTED_10baseT_Full
---- a/drivers/net/ethernet/ar231x/ar231x.h
-+++ b/drivers/net/ethernet/ar231x/ar231x.h
-@@ -222,6 +222,8 @@ typedef struct {
- */
- struct ar231x_private {
- struct net_device *dev;
-+ int (*rx)(struct sk_buff *skb);
-+
- int version;
- u32 mb[2];
-
diff --git a/target/linux/atheros/patches-3.3/220-enet_micrel_workaround.patch b/target/linux/atheros/patches-3.3/220-enet_micrel_workaround.patch
index 3536552e9e..56c7cd5459 100644
--- a/target/linux/atheros/patches-3.3/220-enet_micrel_workaround.patch
+++ b/target/linux/atheros/patches-3.3/220-enet_micrel_workaround.patch
@@ -43,21 +43,7 @@
kfree(dev);
return 0;
}
-@@ -846,7 +864,12 @@ static int ar231x_rx_int(struct net_devi
- dev->stats.rx_bytes += skb->len;
-
- /* pass the packet to upper layers */
-- sp->rx(skb);
-+ if (sp->rx) {
-+ sp->rx(skb);
-+ } else {
-+ skb->protocol = eth_type_trans(skb, skb->dev);
-+ netif_rx(skb);
-+ }
- skb_new->dev = dev;
-
- /* 16 bit align */
-@@ -1142,6 +1165,9 @@ static int ar231x_ioctl(struct net_devic
+@@ -1133,6 +1151,9 @@ static int ar231x_ioctl(struct net_devic
struct ar231x_private *sp = netdev_priv(dev);
int ret;