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
15 years ago · 426c8da71d
parent 11f5bc1909
commit 426c8da71d
3 changed files with 3 additions and 3 deletions
--- 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
--- 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
--- 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