From 6eb16ce40c7d0df4d341a6a5ce065adc660f2d37 Mon Sep 17 00:00:00 2001
From: juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Mon, 1 Mar 2010 07:34:37 +0000
Subject: ar71xx: add QinQ tagging format for the DSA driver

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19926 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../122-dsa-add-qinq-tagging-format.patch          | 79 ++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 target/linux/ar71xx/patches-2.6.32/122-dsa-add-qinq-tagging-format.patch

(limited to 'target/linux/ar71xx/patches-2.6.32')

diff --git a/target/linux/ar71xx/patches-2.6.32/122-dsa-add-qinq-tagging-format.patch b/target/linux/ar71xx/patches-2.6.32/122-dsa-add-qinq-tagging-format.patch
new file mode 100644
index 000000000..dc03fd6eb
--- /dev/null
+++ b/target/linux/ar71xx/patches-2.6.32/122-dsa-add-qinq-tagging-format.patch
@@ -0,0 +1,79 @@
+--- a/include/linux/if_ether.h
++++ b/include/linux/if_ether.h
+@@ -81,6 +81,7 @@
+ #define ETH_P_1588	0x88F7		/* IEEE 1588 Timesync */
+ #define ETH_P_FCOE	0x8906		/* Fibre Channel over Ethernet  */
+ #define ETH_P_FIP	0x8914		/* FCoE Initialization Protocol */
++#define ETH_P_QINQ	0x9100		/* QinQ VLAN Stacking Protocol */
+ #define ETH_P_EDSA	0xDADA		/* Ethertype DSA [ NOT AN OFFICIALLY REGISTERED ID ] */
+ 
+ /*
+--- a/net/dsa/dsa_priv.h
++++ b/net/dsa/dsa_priv.h
+@@ -174,6 +174,9 @@ netdev_tx_t dsa_xmit(struct sk_buff *skb
+ /* tag_edsa.c */
+ netdev_tx_t edsa_xmit(struct sk_buff *skb, struct net_device *dev);
+ 
++/* tag_qinq.c */
++netdev_tx_t qinq_xmit(struct sk_buff *skb, struct net_device *dev);
++
+ /* tag_trailer.c */
+ netdev_tx_t trailer_xmit(struct sk_buff *skb, struct net_device *dev);
+ 
+--- a/net/dsa/Kconfig
++++ b/net/dsa/Kconfig
+@@ -23,6 +23,10 @@ config NET_DSA_TAG_TRAILER
+ 	bool
+ 	default n
+ 
++config NET_DSA_TAG_QINQ
++	bool
++	default y
++
+ 
+ # switch drivers
+ config NET_DSA_MV88E6XXX
+--- a/net/dsa/Makefile
++++ b/net/dsa/Makefile
+@@ -1,6 +1,7 @@
+ # tagging formats
+ obj-$(CONFIG_NET_DSA_TAG_DSA) += tag_dsa.o
+ obj-$(CONFIG_NET_DSA_TAG_EDSA) += tag_edsa.o
++obj-$(CONFIG_NET_DSA_TAG_QINQ) += tag_qinq.o
+ obj-$(CONFIG_NET_DSA_TAG_TRAILER) += tag_trailer.o
+ 
+ # switch drivers
+--- a/net/dsa/slave.c
++++ b/net/dsa/slave.c
+@@ -321,6 +321,19 @@ static const struct net_device_ops edsa_
+ 	.ndo_do_ioctl		= dsa_slave_ioctl,
+ };
+ #endif
++#ifdef CONFIG_NET_DSA_TAG_QINQ
++static const struct net_device_ops qinq_netdev_ops = {
++	.ndo_init		= dsa_slave_init,
++	.ndo_open	 	= dsa_slave_open,
++	.ndo_stop		= dsa_slave_close,
++	.ndo_start_xmit		= qinq_xmit,
++	.ndo_change_rx_flags	= dsa_slave_change_rx_flags,
++	.ndo_set_rx_mode	= dsa_slave_set_rx_mode,
++	.ndo_set_multicast_list = dsa_slave_set_rx_mode,
++	.ndo_set_mac_address	= dsa_slave_set_mac_address,
++	.ndo_do_ioctl		= dsa_slave_ioctl,
++};
++#endif
+ #ifdef CONFIG_NET_DSA_TAG_TRAILER
+ static const struct net_device_ops trailer_netdev_ops = {
+ 	.ndo_init		= dsa_slave_init,
+@@ -366,6 +379,11 @@ dsa_slave_create(struct dsa_switch *ds, 
+ 		slave_dev->netdev_ops = &edsa_netdev_ops;
+ 		break;
+ #endif
++#ifdef CONFIG_NET_DSA_TAG_QINQ
++	case htons(ETH_P_QINQ):
++		slave_dev->netdev_ops = &qinq_netdev_ops;
++		break;
++#endif
+ #ifdef CONFIG_NET_DSA_TAG_TRAILER
+ 	case htons(ETH_P_TRAILER):
+ 		slave_dev->netdev_ops = &trailer_netdev_ops;
-- 
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