From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 2 Nov 2009 00:44:01 +0000 (+0000)
Subject: ixp4xx: fix weird ethernet issues with some devices caused by the ethernet packet... 
X-Git-Tag: reboot~21998
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=426c8da71df7a8a283f06bee023abb4d8ddaa30b;p=openwrt%2Fstaging%2Flynxis.git

ixp4xx: fix weird ethernet issues with some devices caused by the ethernet packet size increase. despite what the docs day, 14320 is the largest working MRU value, not 16320 fixes #5785 for me

SVN-Revision: 18262
---

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 f7b5c81b68..8f76f7c27f 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
@@ -5,7 +5,7 @@
  #define POOL_ALLOC_SIZE		(sizeof(struct desc) * (RX_DESCS + TX_DESCS))
  #define REGS_SIZE		0x1000
 -#define MAX_MRU			1536 /* 0x600 */
-+#define MAX_MRU			(16320 - ETH_HLEN - ETH_FCS_LEN)
++#define MAX_MRU			(14320 - ETH_HLEN - ETH_FCS_LEN)
  #define RX_BUFF_SIZE		ALIGN((NET_IP_ALIGN) + MAX_MRU, 4)
  
  #define NAPI_WEIGHT		16
diff --git a/target/linux/ixp4xx/patches-2.6.30/304-ixp4xx_eth_jumboframe.patch b/target/linux/ixp4xx/patches-2.6.30/304-ixp4xx_eth_jumboframe.patch
index 9ee3c904c0..b4cf824370 100644
--- a/target/linux/ixp4xx/patches-2.6.30/304-ixp4xx_eth_jumboframe.patch
+++ b/target/linux/ixp4xx/patches-2.6.30/304-ixp4xx_eth_jumboframe.patch
@@ -5,7 +5,7 @@
  #define POOL_ALLOC_SIZE		(sizeof(struct desc) * (RX_DESCS + TX_DESCS))
  #define REGS_SIZE		0x1000
 -#define MAX_MRU			1536 /* 0x600 */
-+#define MAX_MRU			(16320 - ETH_HLEN - ETH_FCS_LEN)
++#define MAX_MRU			(14320 - ETH_HLEN - ETH_FCS_LEN)
  #define RX_BUFF_SIZE		ALIGN((NET_IP_ALIGN) + MAX_MRU, 4)
  
  #define NAPI_WEIGHT		16
diff --git a/target/linux/ixp4xx/patches-2.6.31/304-ixp4xx_eth_jumboframe.patch b/target/linux/ixp4xx/patches-2.6.31/304-ixp4xx_eth_jumboframe.patch
index 26f5bd953d..a9cbddcf5a 100644
--- a/target/linux/ixp4xx/patches-2.6.31/304-ixp4xx_eth_jumboframe.patch
+++ b/target/linux/ixp4xx/patches-2.6.31/304-ixp4xx_eth_jumboframe.patch
@@ -5,7 +5,7 @@
  #define POOL_ALLOC_SIZE		(sizeof(struct desc) * (RX_DESCS + TX_DESCS))
  #define REGS_SIZE		0x1000
 -#define MAX_MRU			1536 /* 0x600 */
-+#define MAX_MRU			(16320 - ETH_HLEN - ETH_FCS_LEN)
++#define MAX_MRU			(14320 - ETH_HLEN - ETH_FCS_LEN)
  #define RX_BUFF_SIZE		ALIGN((NET_IP_ALIGN) + MAX_MRU, 4)
  
  #define NAPI_WEIGHT		16