From: Kan Liang <kan.li...@intel.com>

Support ndo_netpolicy_init in i40e driver.
For i40e driver, there is no extra initialization work to do. It only
needs to update the available policy bitmap.
policy_param will be filled according to different policies later.

Signed-off-by: Kan Liang <kan.li...@intel.com>
---
 drivers/net/ethernet/intel/i40e/i40e_main.c | 41 +++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c 
b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 2b11405..ee1f0b2 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -8960,6 +8960,44 @@ static netdev_features_t i40e_features_check(struct 
sk_buff *skb,
        return features;
 }
 
+#ifdef CONFIG_NETPOLICY
+
+#define NET_POLICY_NOT_SUPPORT -2
+#define NET_POLICY_END         -3
+static int policy_param[NET_POLICY_MAX + 1][2] = {
+       /* rx-usec, tx-usec */
+       {0, 0},
+
+       {NET_POLICY_END, NET_POLICY_END},
+};
+
+/**
+ * i40e_ndo_netpolicy_init
+ * @dev: the net device pointer
+ * @info: netpolicy info which need to be updated
+ *
+ * Init and update available policy on i40e driver
+ * Returns 0 on success, negative on failure
+ */
+static int i40e_ndo_netpolicy_init(struct net_device *dev,
+                                  struct netpolicy_info *info)
+{
+       int i;
+
+       for (i = 0; i < NET_POLICY_MAX; i++) {
+               if ((policy_param[i][0] == NET_POLICY_END) &&
+                   (policy_param[i][1] == NET_POLICY_END))
+                       break;
+
+               if ((policy_param[i][0] != NET_POLICY_NOT_SUPPORT) &&
+                   (policy_param[i][1] != NET_POLICY_NOT_SUPPORT))
+                       set_bit(i, info->avail_policy);
+       }
+
+       return 0;
+}
+#endif /* CONFIG_NETPOLICY */
+
 static const struct net_device_ops i40e_netdev_ops = {
        .ndo_open               = i40e_open,
        .ndo_stop               = i40e_close,
@@ -8996,6 +9034,9 @@ static const struct net_device_ops i40e_netdev_ops = {
        .ndo_features_check     = i40e_features_check,
        .ndo_bridge_getlink     = i40e_ndo_bridge_getlink,
        .ndo_bridge_setlink     = i40e_ndo_bridge_setlink,
+#ifdef CONFIG_NETPOLICY
+       .ndo_netpolicy_init     = i40e_ndo_netpolicy_init,
+#endif /* CONFIG_NETPOLICY */
 };
 
 /**
-- 
2.5.5

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