target/linux/ar71xx/patches-2.6.33/122-dsa-add-qinq-tagging-format.patch

   1 --- a/include/linux/if_ether.h
   2 +++ b/include/linux/if_ether.h
   3 @@ -81,6 +81,7 @@
   4  #define ETH_P_1588     0x88F7          /* IEEE 1588 Timesync */
   5  #define ETH_P_FCOE     0x8906          /* Fibre Channel over Ethernet  */
   6  #define ETH_P_FIP      0x8914          /* FCoE Initialization Protocol */
   7 +#define ETH_P_QINQ     0x9100          /* QinQ VLAN Stacking Protocol */
   8  #define ETH_P_EDSA     0xDADA          /* Ethertype DSA [ NOT AN OFFICIALLY REGISTERED ID ] */
   9
  10  /*
  11 --- a/net/dsa/dsa_priv.h
  12 +++ b/net/dsa/dsa_priv.h
  13 @@ -174,6 +174,9 @@ netdev_tx_t dsa_xmit(struct sk_buff *skb
  14  /* tag_edsa.c */
  15  netdev_tx_t edsa_xmit(struct sk_buff *skb, struct net_device *dev);
  16
  17 +/* tag_qinq.c */
  18 +netdev_tx_t qinq_xmit(struct sk_buff *skb, struct net_device *dev);
  19 +
  20  /* tag_trailer.c */
  21  netdev_tx_t trailer_xmit(struct sk_buff *skb, struct net_device *dev);
  22
  23 --- a/net/dsa/Kconfig
  24 +++ b/net/dsa/Kconfig
  25 @@ -23,6 +23,10 @@ config NET_DSA_TAG_TRAILER
  26         bool
  27         default n
  28
  29 +config NET_DSA_TAG_QINQ
  30 +       bool
  31 +       default y
  32 +
  33
  34  # switch drivers
  35  config NET_DSA_MV88E6XXX
  36 --- a/net/dsa/Makefile
  37 +++ b/net/dsa/Makefile
  38 @@ -1,6 +1,7 @@
  39  # tagging formats
  40  obj-$(CONFIG_NET_DSA_TAG_DSA) += tag_dsa.o
  41  obj-$(CONFIG_NET_DSA_TAG_EDSA) += tag_edsa.o
  42 +obj-$(CONFIG_NET_DSA_TAG_QINQ) += tag_qinq.o
  43  obj-$(CONFIG_NET_DSA_TAG_TRAILER) += tag_trailer.o
  44
  45  # switch drivers
  46 --- a/net/dsa/slave.c
  47 +++ b/net/dsa/slave.c
  48 @@ -321,6 +321,19 @@ static const struct net_device_ops edsa_
  49         .ndo_do_ioctl           = dsa_slave_ioctl,
  50  };
  51  #endif
  52 +#ifdef CONFIG_NET_DSA_TAG_QINQ
  53 +static const struct net_device_ops qinq_netdev_ops = {
  54 +       .ndo_init               = dsa_slave_init,
  55 +       .ndo_open               = dsa_slave_open,
  56 +       .ndo_stop               = dsa_slave_close,
  57 +       .ndo_start_xmit         = qinq_xmit,
  58 +       .ndo_change_rx_flags    = dsa_slave_change_rx_flags,
  59 +       .ndo_set_rx_mode        = dsa_slave_set_rx_mode,
  60 +       .ndo_set_multicast_list = dsa_slave_set_rx_mode,
  61 +       .ndo_set_mac_address    = dsa_slave_set_mac_address,
  62 +       .ndo_do_ioctl           = dsa_slave_ioctl,
  63 +};
  64 +#endif
  65  #ifdef CONFIG_NET_DSA_TAG_TRAILER
  66  static const struct net_device_ops trailer_netdev_ops = {
  67         .ndo_init               = dsa_slave_init,
  68 @@ -366,6 +379,11 @@ dsa_slave_create(struct dsa_switch *ds,
  69                 slave_dev->netdev_ops = &edsa_netdev_ops;
  70                 break;
  71  #endif
  72 +#ifdef CONFIG_NET_DSA_TAG_QINQ
  73 +       case htons(ETH_P_QINQ):
  74 +               slave_dev->netdev_ops = &qinq_netdev_ops;
  75 +               break;
  76 +#endif
  77  #ifdef CONFIG_NET_DSA_TAG_TRAILER
  78         case htons(ETH_P_TRAILER):
  79                 slave_dev->netdev_ops = &trailer_netdev_ops;