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| author | Felix Fietkau <nbd@openwrt.org> | 2009-08-25 12:05:47 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2009-08-25 12:05:47 +0000 |
| commit | 681aa38e22873f07ede0c7efd81007a5b581a1ee (patch) | |
| tree | df2c9e3389bd68c2d63bb02abcb20c289e1a6254 /target/linux/ixp4xx/patches-2.6.28 | |
| parent | 49e657f433a10da72d74f86a364f2a63a2cbb1cb (diff) | |
| download | upstream-681aa38e22873f07ede0c7efd81007a5b581a1ee.tar.gz upstream-681aa38e22873f07ede0c7efd81007a5b581a1ee.tar.bz2 upstream-681aa38e22873f07ede0c7efd81007a5b581a1ee.zip | |
ixp4xx add jumboframe fixes by Ted Hess (#5746)
SVN-Revision: 17396
Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.28')
| -rw-r--r-- | target/linux/ixp4xx/patches-2.6.28/304-ixp4xx_eth_jumboframe.patch | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.28/304-ixp4xx_eth_jumboframe.patch b/target/linux/ixp4xx/patches-2.6.28/304-ixp4xx_eth_jumboframe.patch index ba2ac840ab..7f8f2420ec 100644 --- a/target/linux/ixp4xx/patches-2.6.28/304-ixp4xx_eth_jumboframe.patch +++ b/target/linux/ixp4xx/patches-2.6.28/304-ixp4xx_eth_jumboframe.patch @@ -1,15 +1,15 @@ --- a/drivers/net/arm/ixp4xx_eth.c +++ b/drivers/net/arm/ixp4xx_eth.c -@@ -54,7 +54,7 @@ +@@ -53,7 +53,7 @@ #define POOL_ALLOC_SIZE (sizeof(struct desc) * (RX_DESCS + TX_DESCS)) #define REGS_SIZE 0x1000 -#define MAX_MRU 1536 /* 0x600 */ -+#define MAX_MRU 16384 ++#define MAX_MRU (16320 - ETH_HLEN - ETH_FCS_LEN) #define RX_BUFF_SIZE ALIGN((NET_IP_ALIGN) + MAX_MRU, 4) #define NAPI_WEIGHT 16 -@@ -1011,6 +1011,30 @@ static void destroy_queues(struct port * +@@ -927,6 +927,32 @@ } } @@ -17,6 +17,8 @@ +{ + struct port *port; + struct msg msg; ++ /* adjust for ethernet headers */ ++ int framesize = mtu + ETH_HLEN + ETH_FCS_LEN; + + port = netdev_priv(dev); + @@ -25,11 +27,11 @@ + msg.eth_id = port->id; + + /* max rx/tx 64 byte blocks */ -+ msg.byte2 = ((mtu + 63) / 64) << 8; -+ msg.byte3 = ((mtu + 63) / 64) << 8; ++ msg.byte2 = ((framesize + 63) / 64) << 8; ++ msg.byte3 = ((framesize + 63) / 64) << 8; + -+ msg.byte4 = msg.byte6 = mtu >> 8; -+ msg.byte5 = msg.byte7 = mtu & 0xff; ++ msg.byte4 = msg.byte6 = framesize >> 8; ++ msg.byte5 = msg.byte7 = framesize & 0xff; + + if (npe_send_recv_message(port->npe, &msg, "ETH_SET_MAX_FRAME_LENGTH")) + return -EIO; @@ -40,7 +42,7 @@ static int eth_open(struct net_device *dev) { struct port *port = netdev_priv(dev); -@@ -1061,6 +1085,8 @@ static int eth_open(struct net_device *d +@@ -976,6 +1002,8 @@ if (npe_send_recv_message(port->npe, &msg, "ETH_SET_FIREWALL_MODE")) return -EIO; @@ -49,8 +51,8 @@ if ((err = request_queues(port)) != 0) return err; -@@ -1238,6 +1264,24 @@ static void eth_init_mii(struct net_devi - +@@ -1119,6 +1147,24 @@ + return 0; } +static int eth_change_mtu(struct net_device *dev, int mtu) @@ -74,7 +76,7 @@ static int __devinit eth_init_one(struct platform_device *pdev) { struct port *port; -@@ -1272,6 +1316,7 @@ static int __devinit eth_init_one(struct +@@ -1153,6 +1199,7 @@ goto err_free; } |