ipq806x: add ipq4019 support
[openwrt/openwrt.git] / target / linux / ipq806x / patches-4.9 / 605-net-IPQ4019-needs-rfs-vlan_tag-callbacks-in.patch
diff --git a/target/linux/ipq806x/patches-4.9/605-net-IPQ4019-needs-rfs-vlan_tag-callbacks-in.patch b/target/linux/ipq806x/patches-4.9/605-net-IPQ4019-needs-rfs-vlan_tag-callbacks-in.patch
new file mode 100644 (file)
index 0000000..e7ff121
--- /dev/null
@@ -0,0 +1,53 @@
+From 7c129254adb1093d10a62ed7bf7b956fcc6ffe34 Mon Sep 17 00:00:00 2001
+From: Rakesh Nair <ranair@codeaurora.org>
+Date: Wed, 20 Jul 2016 15:02:01 +0530
+Subject: [PATCH] net: IPQ4019 needs rfs/vlan_tag callbacks in
+ netdev_ops
+
+Add callback support to get default vlan tag and register
+receive flow steering filter.
+
+Used by IPQ4019 ess-edma driver.
+
+BUG=chrome-os-partner:33096
+TEST=none
+
+Change-Id: I266070e4a0fbe4a0d9966fe79a71e50ec4f26c75
+Signed-off-by: Rakesh Nair <ranair@codeaurora.org>
+Reviewed-on: https://chromium-review.googlesource.com/362203
+Commit-Ready: Grant Grundler <grundler@chromium.org>
+Tested-by: Grant Grundler <grundler@chromium.org>
+Reviewed-by: Grant Grundler <grundler@chromium.org>
+---
+ include/linux/netdevice.h | 13 +++++++++++++
+ 1 file changed, 13 insertions(+)
+
+--- a/include/linux/netdevice.h
++++ b/include/linux/netdevice.h
+@@ -725,6 +725,16 @@ struct xps_map {
+ #define XPS_MIN_MAP_ALLOC ((L1_CACHE_ALIGN(offsetof(struct xps_map, queues[1])) \
+        - sizeof(struct xps_map)) / sizeof(u16))
++#ifdef CONFIG_RFS_ACCEL
++typedef int (*set_rfs_filter_callback_t)(struct net_device *dev,
++                                     __be32 src,
++                                     __be32 dst,
++                                     __be16 sport,
++                                     __be16 dport,
++                                     u8 proto,
++                                     u16 rxq_index,
++                                     u32 action);
++#endif
+ /*
+  * This structure holds all XPS maps for device.  Maps are indexed by CPU.
+  */
+@@ -1250,6 +1260,9 @@ struct net_device_ops {
+                                                    const struct sk_buff *skb,
+                                                    u16 rxq_index,
+                                                    u32 flow_id);
++        int                     (*ndo_register_rfs_filter)(struct net_device *dev,
++                                                              set_rfs_filter_callback_t set_filter);
++        int                     (*ndo_get_default_vlan_tag)(struct net_device *net);
+ #endif
+       int                     (*ndo_add_slave)(struct net_device *dev,
+                                                struct net_device *slave_dev);