This patch adds offload command related to "ethtool -K".
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
  *   Set vlan filter config of Ports
  * set_vf_vlan_filter()
  *   Set vlan filter config of vf
+ * enable_hw_strip_rxvtag()
+ *   Enable/disable hardware strip vlan tag of packets received
  */
 struct hnae3_ae_ops {
        int (*init_ae_dev)(struct hnae3_ae_dev *ae_dev);
                               u16 vlan_id, bool is_kill);
        int (*set_vf_vlan_filter)(struct hnae3_handle *handle, int vfid,
                                  u16 vlan, u8 qos, __be16 proto);
+       int (*enable_hw_strip_rxvtag)(struct hnae3_handle *handle, bool enable);
        void (*reset_event)(struct hnae3_handle *handle,
                            enum hnae3_reset_type reset);
        void (*get_channels)(struct hnae3_handle *handle,
 
                                 netdev_features_t features)
 {
        struct hns3_nic_priv *priv = netdev_priv(netdev);
+       struct hnae3_handle *h = priv->ae_handle;
+       netdev_features_t changed;
+       int ret;
 
        if (features & (NETIF_F_TSO | NETIF_F_TSO6)) {
                priv->ops.fill_desc = hns3_fill_desc_tso;
                priv->ops.maybe_stop_tx = hns3_nic_maybe_stop_tx;
        }
 
+       changed = netdev->features ^ features;
+       if (changed & NETIF_F_HW_VLAN_CTAG_RX) {
+               if (features & NETIF_F_HW_VLAN_CTAG_RX)
+                       ret = h->ae_algo->ops->enable_hw_strip_rxvtag(h, true);
+               else
+                       ret = h->ae_algo->ops->enable_hw_strip_rxvtag(h, false);
+
+               if (ret)
+                       return ret;
+       }
+
        netdev->features = features;
        return 0;
 }
 
        netdev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
                NETIF_F_HW_VLAN_CTAG_FILTER |
+               NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX |
                NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_GSO |
                NETIF_F_GRO | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_GRE |
                NETIF_F_GSO_GRE_CSUM | NETIF_F_GSO_UDP_TUNNEL |
 
        netdev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
                NETIF_F_HW_VLAN_CTAG_FILTER |
+               NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX |
                NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_GSO |
                NETIF_F_GRO | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_GRE |
                NETIF_F_GSO_GRE_CSUM | NETIF_F_GSO_UDP_TUNNEL |
 
        return hclge_set_port_vlan_filter(handle, htons(ETH_P_8021Q), 0, false);
 }
 
+static int hclge_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable)
+{
+       struct hclge_vport *vport = hclge_get_vport(handle);
+
+       vport->rxvlan_cfg.strip_tag1_en = false;
+       vport->rxvlan_cfg.strip_tag2_en = enable;
+       vport->rxvlan_cfg.vlan1_vlan_prionly = false;
+       vport->rxvlan_cfg.vlan2_vlan_prionly = false;
+
+       return hclge_set_vlan_rx_offload_cfg(vport);
+}
+
 static int hclge_set_mtu(struct hnae3_handle *handle, int new_mtu)
 {
        struct hclge_vport *vport = hclge_get_vport(handle);
        .get_mdix_mode = hclge_get_mdix_mode,
        .set_vlan_filter = hclge_set_port_vlan_filter,
        .set_vf_vlan_filter = hclge_set_vf_vlan_filter,
+       .enable_hw_strip_rxvtag = hclge_en_hw_strip_rxvtag,
        .reset_event = hclge_reset_event,
        .get_tqps_and_rss_info = hclge_get_tqps_and_rss_info,
        .set_channels = hclge_set_channels,