target/linux/ipq806x/patches-4.9/605-net-IPQ4019-needs-rfs-vlan_tag-callbacks-in.patch

   1 From 7c129254adb1093d10a62ed7bf7b956fcc6ffe34 Mon Sep 17 00:00:00 2001
   2 From: Rakesh Nair <ranair@codeaurora.org>
   3 Date: Wed, 20 Jul 2016 15:02:01 +0530
   4 Subject: [PATCH] net: IPQ4019 needs rfs/vlan_tag callbacks in
   5  netdev_ops
   6
   7 Add callback support to get default vlan tag and register
   8 receive flow steering filter.
   9
  10 Used by IPQ4019 ess-edma driver.
  11
  12 BUG=chrome-os-partner:33096
  13 TEST=none
  14
  15 Change-Id: I266070e4a0fbe4a0d9966fe79a71e50ec4f26c75
  16 Signed-off-by: Rakesh Nair <ranair@codeaurora.org>
  17 Reviewed-on: https://chromium-review.googlesource.com/362203
  18 Commit-Ready: Grant Grundler <grundler@chromium.org>
  19 Tested-by: Grant Grundler <grundler@chromium.org>
  20 Reviewed-by: Grant Grundler <grundler@chromium.org>
  21 ---
  22  include/linux/netdevice.h | 13 +++++++++++++
  23  1 file changed, 13 insertions(+)
  24
  25 --- a/include/linux/netdevice.h
  26 +++ b/include/linux/netdevice.h
  27 @@ -725,6 +725,16 @@ struct xps_map {
  28  #define XPS_MIN_MAP_ALLOC ((L1_CACHE_ALIGN(offsetof(struct xps_map, queues[1])) \
  29         - sizeof(struct xps_map)) / sizeof(u16))
  30
  31 +#ifdef CONFIG_RFS_ACCEL
  32 +typedef int (*set_rfs_filter_callback_t)(struct net_device *dev,
  33 +                                     __be32 src,
  34 +                                     __be32 dst,
  35 +                                     __be16 sport,
  36 +                                     __be16 dport,
  37 +                                     u8 proto,
  38 +                                     u16 rxq_index,
  39 +                                     u32 action);
  40 +#endif
  41  /*
  42   * This structure holds all XPS maps for device.  Maps are indexed by CPU.
  43   */
  44 @@ -1250,6 +1260,9 @@ struct net_device_ops {
  45                                                      const struct sk_buff *skb,
  46                                                      u16 rxq_index,
  47                                                      u32 flow_id);
  48 +        int                     (*ndo_register_rfs_filter)(struct net_device *dev,
  49 +                                                              set_rfs_filter_callback_t set_filter);
  50 +        int                     (*ndo_get_default_vlan_tag)(struct net_device *net);
  51  #endif
  52         int                     (*ndo_add_slave)(struct net_device *dev,
  53                                                  struct net_device *slave_dev);