+ etag_etype = IXGBE_READ_REG(hw, IXGBE_ETAG_ETYPE);
+ etag_etype |= IXGBE_ETAG_ETYPE_VALID;
+ IXGBE_WRITE_REG(hw, IXGBE_ETAG_ETYPE, etag_etype);
+ IXGBE_WRITE_FLUSH(hw);
+
+ return 0;
+}
+
+/* Enable l2 tunnel */
+static int
+ixgbe_dev_l2_tunnel_enable(struct rte_eth_dev *dev,
+ enum rte_eth_tunnel_type l2_tunnel_type)
+{
+ int ret = 0;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct ixgbe_l2_tn_info *l2_tn_info =
+ IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private);
+
+ switch (l2_tunnel_type) {
+ case RTE_L2_TUNNEL_TYPE_E_TAG:
+ l2_tn_info->e_tag_en = TRUE;
+ ret = ixgbe_e_tag_enable(hw);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+/* Disable e-tag tunnel */
+static int
+ixgbe_e_tag_disable(struct ixgbe_hw *hw)
+{
+ uint32_t etag_etype;
+
+ if (hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x &&
+ hw->mac.type != ixgbe_mac_X550EM_a) {
+ return -ENOTSUP;
+ }
+
+ etag_etype = IXGBE_READ_REG(hw, IXGBE_ETAG_ETYPE);
+ etag_etype &= ~IXGBE_ETAG_ETYPE_VALID;
+ IXGBE_WRITE_REG(hw, IXGBE_ETAG_ETYPE, etag_etype);
+ IXGBE_WRITE_FLUSH(hw);
+
+ return 0;
+}
+
+/* Disable l2 tunnel */
+static int
+ixgbe_dev_l2_tunnel_disable(struct rte_eth_dev *dev,
+ enum rte_eth_tunnel_type l2_tunnel_type)
+{
+ int ret = 0;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct ixgbe_l2_tn_info *l2_tn_info =
+ IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private);
+
+ switch (l2_tunnel_type) {
+ case RTE_L2_TUNNEL_TYPE_E_TAG:
+ l2_tn_info->e_tag_en = FALSE;
+ ret = ixgbe_e_tag_disable(hw);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static int
+ixgbe_e_tag_filter_del(struct rte_eth_dev *dev,
+ struct rte_eth_l2_tunnel_conf *l2_tunnel)
+{
+ int ret = 0;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t i, rar_entries;
+ uint32_t rar_low, rar_high;
+
+ if (hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x &&
+ hw->mac.type != ixgbe_mac_X550EM_a) {
+ return -ENOTSUP;
+ }
+
+ rar_entries = ixgbe_get_num_rx_addrs(hw);
+
+ for (i = 1; i < rar_entries; i++) {
+ rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(i));
+ rar_low = IXGBE_READ_REG(hw, IXGBE_RAL(i));
+ if ((rar_high & IXGBE_RAH_AV) &&
+ (rar_high & IXGBE_RAH_ADTYPE) &&
+ ((rar_low & IXGBE_RAL_ETAG_FILTER_MASK) ==
+ l2_tunnel->tunnel_id)) {
+ IXGBE_WRITE_REG(hw, IXGBE_RAL(i), 0);
+ IXGBE_WRITE_REG(hw, IXGBE_RAH(i), 0);
+
+ ixgbe_clear_vmdq(hw, i, IXGBE_CLEAR_VMDQ_ALL);
+
+ return ret;
+ }
+ }
+
+ return ret;
+}
+
+static int
+ixgbe_e_tag_filter_add(struct rte_eth_dev *dev,
+ struct rte_eth_l2_tunnel_conf *l2_tunnel)
+{
+ int ret = 0;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t i, rar_entries;
+ uint32_t rar_low, rar_high;
+
+ if (hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x &&
+ hw->mac.type != ixgbe_mac_X550EM_a) {
+ return -ENOTSUP;
+ }
+
+ /* One entry for one tunnel. Try to remove potential existing entry. */
+ ixgbe_e_tag_filter_del(dev, l2_tunnel);
+
+ rar_entries = ixgbe_get_num_rx_addrs(hw);
+
+ for (i = 1; i < rar_entries; i++) {
+ rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(i));
+ if (rar_high & IXGBE_RAH_AV) {
+ continue;
+ } else {
+ ixgbe_set_vmdq(hw, i, l2_tunnel->pool);
+ rar_high = IXGBE_RAH_AV | IXGBE_RAH_ADTYPE;
+ rar_low = l2_tunnel->tunnel_id;
+
+ IXGBE_WRITE_REG(hw, IXGBE_RAL(i), rar_low);
+ IXGBE_WRITE_REG(hw, IXGBE_RAH(i), rar_high);
+
+ return ret;
+ }
+ }
+
+ PMD_INIT_LOG(NOTICE, "The table of E-tag forwarding rule is full."
+ " Please remove a rule before adding a new one.");
+ return -EINVAL;
+}
+
+static inline struct ixgbe_l2_tn_filter *
+ixgbe_l2_tn_filter_lookup(struct ixgbe_l2_tn_info *l2_tn_info,
+ struct ixgbe_l2_tn_key *key)
+{
+ int ret;
+
+ ret = rte_hash_lookup(l2_tn_info->hash_handle, (const void *)key);
+ if (ret < 0)
+ return NULL;
+
+ return l2_tn_info->hash_map[ret];
+}
+
+static inline int
+ixgbe_insert_l2_tn_filter(struct ixgbe_l2_tn_info *l2_tn_info,
+ struct ixgbe_l2_tn_filter *l2_tn_filter)
+{
+ int ret;
+
+ ret = rte_hash_add_key(l2_tn_info->hash_handle,
+ &l2_tn_filter->key);
+
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR,
+ "Failed to insert L2 tunnel filter"
+ " to hash table %d!",
+ ret);
+ return ret;
+ }
+
+ l2_tn_info->hash_map[ret] = l2_tn_filter;
+
+ TAILQ_INSERT_TAIL(&l2_tn_info->l2_tn_list, l2_tn_filter, entries);
+
+ return 0;
+}
+
+static inline int
+ixgbe_remove_l2_tn_filter(struct ixgbe_l2_tn_info *l2_tn_info,
+ struct ixgbe_l2_tn_key *key)
+{
+ int ret;
+ struct ixgbe_l2_tn_filter *l2_tn_filter;
+
+ ret = rte_hash_del_key(l2_tn_info->hash_handle, key);
+
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR,
+ "No such L2 tunnel filter to delete %d!",
+ ret);
+ return ret;
+ }
+
+ l2_tn_filter = l2_tn_info->hash_map[ret];
+ l2_tn_info->hash_map[ret] = NULL;
+
+ TAILQ_REMOVE(&l2_tn_info->l2_tn_list, l2_tn_filter, entries);
+ rte_free(l2_tn_filter);
+
+ return 0;
+}
+
+/* Add l2 tunnel filter */
+int
+ixgbe_dev_l2_tunnel_filter_add(struct rte_eth_dev *dev,
+ struct rte_eth_l2_tunnel_conf *l2_tunnel,
+ bool restore)
+{
+ int ret;
+ struct ixgbe_l2_tn_info *l2_tn_info =
+ IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private);
+ struct ixgbe_l2_tn_key key;
+ struct ixgbe_l2_tn_filter *node;
+
+ if (!restore) {
+ key.l2_tn_type = l2_tunnel->l2_tunnel_type;
+ key.tn_id = l2_tunnel->tunnel_id;
+
+ node = ixgbe_l2_tn_filter_lookup(l2_tn_info, &key);
+
+ if (node) {
+ PMD_DRV_LOG(ERR,
+ "The L2 tunnel filter already exists!");
+ return -EINVAL;
+ }
+
+ node = rte_zmalloc("ixgbe_l2_tn",
+ sizeof(struct ixgbe_l2_tn_filter),
+ 0);
+ if (!node)
+ return -ENOMEM;
+
+ rte_memcpy(&node->key,
+ &key,
+ sizeof(struct ixgbe_l2_tn_key));
+ node->pool = l2_tunnel->pool;
+ ret = ixgbe_insert_l2_tn_filter(l2_tn_info, node);
+ if (ret < 0) {
+ rte_free(node);
+ return ret;
+ }
+ }
+
+ switch (l2_tunnel->l2_tunnel_type) {
+ case RTE_L2_TUNNEL_TYPE_E_TAG:
+ ret = ixgbe_e_tag_filter_add(dev, l2_tunnel);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ if ((!restore) && (ret < 0))
+ (void)ixgbe_remove_l2_tn_filter(l2_tn_info, &key);
+
+ return ret;
+}
+
+/* Delete l2 tunnel filter */
+int
+ixgbe_dev_l2_tunnel_filter_del(struct rte_eth_dev *dev,
+ struct rte_eth_l2_tunnel_conf *l2_tunnel)
+{
+ int ret;
+ struct ixgbe_l2_tn_info *l2_tn_info =
+ IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private);
+ struct ixgbe_l2_tn_key key;
+
+ key.l2_tn_type = l2_tunnel->l2_tunnel_type;
+ key.tn_id = l2_tunnel->tunnel_id;
+ ret = ixgbe_remove_l2_tn_filter(l2_tn_info, &key);
+ if (ret < 0)
+ return ret;
+
+ switch (l2_tunnel->l2_tunnel_type) {
+ case RTE_L2_TUNNEL_TYPE_E_TAG:
+ ret = ixgbe_e_tag_filter_del(dev, l2_tunnel);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+/**
+ * ixgbe_dev_l2_tunnel_filter_handle - Handle operations for l2 tunnel filter.
+ * @dev: pointer to rte_eth_dev structure
+ * @filter_op:operation will be taken.
+ * @arg: a pointer to specific structure corresponding to the filter_op
+ */
+static int
+ixgbe_dev_l2_tunnel_filter_handle(struct rte_eth_dev *dev,
+ enum rte_filter_op filter_op,
+ void *arg)
+{
+ int ret;
+
+ if (filter_op == RTE_ETH_FILTER_NOP)
+ return 0;
+
+ if (arg == NULL) {
+ PMD_DRV_LOG(ERR, "arg shouldn't be NULL for operation %u.",
+ filter_op);
+ return -EINVAL;
+ }
+
+ switch (filter_op) {
+ case RTE_ETH_FILTER_ADD:
+ ret = ixgbe_dev_l2_tunnel_filter_add
+ (dev,
+ (struct rte_eth_l2_tunnel_conf *)arg,
+ FALSE);
+ break;
+ case RTE_ETH_FILTER_DELETE:
+ ret = ixgbe_dev_l2_tunnel_filter_del
+ (dev,
+ (struct rte_eth_l2_tunnel_conf *)arg);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "unsupported operation %u.", filter_op);
+ ret = -EINVAL;
+ break;
+ }
+ return ret;
+}
+
+static int
+ixgbe_e_tag_forwarding_en_dis(struct rte_eth_dev *dev, bool en)
+{
+ int ret = 0;
+ uint32_t ctrl;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if (hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x &&
+ hw->mac.type != ixgbe_mac_X550EM_a) {
+ return -ENOTSUP;
+ }
+
+ ctrl = IXGBE_READ_REG(hw, IXGBE_VT_CTL);
+ ctrl &= ~IXGBE_VT_CTL_POOLING_MODE_MASK;
+ if (en)
+ ctrl |= IXGBE_VT_CTL_POOLING_MODE_ETAG;
+ IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, ctrl);
+
+ return ret;
+}
+
+/* Enable l2 tunnel forwarding */
+static int
+ixgbe_dev_l2_tunnel_forwarding_enable
+ (struct rte_eth_dev *dev,
+ enum rte_eth_tunnel_type l2_tunnel_type)
+{
+ struct ixgbe_l2_tn_info *l2_tn_info =
+ IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private);
+ int ret = 0;
+
+ switch (l2_tunnel_type) {
+ case RTE_L2_TUNNEL_TYPE_E_TAG:
+ l2_tn_info->e_tag_fwd_en = TRUE;
+ ret = ixgbe_e_tag_forwarding_en_dis(dev, 1);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+/* Disable l2 tunnel forwarding */
+static int
+ixgbe_dev_l2_tunnel_forwarding_disable
+ (struct rte_eth_dev *dev,
+ enum rte_eth_tunnel_type l2_tunnel_type)
+{
+ struct ixgbe_l2_tn_info *l2_tn_info =
+ IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private);
+ int ret = 0;
+
+ switch (l2_tunnel_type) {
+ case RTE_L2_TUNNEL_TYPE_E_TAG:
+ l2_tn_info->e_tag_fwd_en = FALSE;
+ ret = ixgbe_e_tag_forwarding_en_dis(dev, 0);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static int
+ixgbe_e_tag_insertion_en_dis(struct rte_eth_dev *dev,
+ struct rte_eth_l2_tunnel_conf *l2_tunnel,
+ bool en)
+{
+ struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
+ int ret = 0;
+ uint32_t vmtir, vmvir;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if (l2_tunnel->vf_id >= pci_dev->max_vfs) {
+ PMD_DRV_LOG(ERR,
+ "VF id %u should be less than %u",
+ l2_tunnel->vf_id,
+ pci_dev->max_vfs);
+ return -EINVAL;
+ }
+
+ if (hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x &&
+ hw->mac.type != ixgbe_mac_X550EM_a) {
+ return -ENOTSUP;
+ }
+
+ if (en)
+ vmtir = l2_tunnel->tunnel_id;
+ else
+ vmtir = 0;
+
+ IXGBE_WRITE_REG(hw, IXGBE_VMTIR(l2_tunnel->vf_id), vmtir);
+
+ vmvir = IXGBE_READ_REG(hw, IXGBE_VMVIR(l2_tunnel->vf_id));
+ vmvir &= ~IXGBE_VMVIR_TAGA_MASK;
+ if (en)
+ vmvir |= IXGBE_VMVIR_TAGA_ETAG_INSERT;
+ IXGBE_WRITE_REG(hw, IXGBE_VMVIR(l2_tunnel->vf_id), vmvir);
+
+ return ret;
+}
+
+/* Enable l2 tunnel tag insertion */
+static int
+ixgbe_dev_l2_tunnel_insertion_enable(struct rte_eth_dev *dev,
+ struct rte_eth_l2_tunnel_conf *l2_tunnel)
+{
+ int ret = 0;
+
+ switch (l2_tunnel->l2_tunnel_type) {
+ case RTE_L2_TUNNEL_TYPE_E_TAG:
+ ret = ixgbe_e_tag_insertion_en_dis(dev, l2_tunnel, 1);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+/* Disable l2 tunnel tag insertion */
+static int
+ixgbe_dev_l2_tunnel_insertion_disable
+ (struct rte_eth_dev *dev,
+ struct rte_eth_l2_tunnel_conf *l2_tunnel)
+{
+ int ret = 0;
+
+ switch (l2_tunnel->l2_tunnel_type) {
+ case RTE_L2_TUNNEL_TYPE_E_TAG:
+ ret = ixgbe_e_tag_insertion_en_dis(dev, l2_tunnel, 0);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static int
+ixgbe_e_tag_stripping_en_dis(struct rte_eth_dev *dev,
+ bool en)
+{
+ int ret = 0;
+ uint32_t qde;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if (hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x &&
+ hw->mac.type != ixgbe_mac_X550EM_a) {
+ return -ENOTSUP;
+ }
+
+ qde = IXGBE_READ_REG(hw, IXGBE_QDE);
+ if (en)
+ qde |= IXGBE_QDE_STRIP_TAG;
+ else
+ qde &= ~IXGBE_QDE_STRIP_TAG;
+ qde &= ~IXGBE_QDE_READ;
+ qde |= IXGBE_QDE_WRITE;
+ IXGBE_WRITE_REG(hw, IXGBE_QDE, qde);
+
+ return ret;
+}
+
+/* Enable l2 tunnel tag stripping */
+static int
+ixgbe_dev_l2_tunnel_stripping_enable
+ (struct rte_eth_dev *dev,
+ enum rte_eth_tunnel_type l2_tunnel_type)
+{
+ int ret = 0;
+
+ switch (l2_tunnel_type) {
+ case RTE_L2_TUNNEL_TYPE_E_TAG:
+ ret = ixgbe_e_tag_stripping_en_dis(dev, 1);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+/* Disable l2 tunnel tag stripping */
+static int
+ixgbe_dev_l2_tunnel_stripping_disable
+ (struct rte_eth_dev *dev,
+ enum rte_eth_tunnel_type l2_tunnel_type)
+{
+ int ret = 0;
+
+ switch (l2_tunnel_type) {
+ case RTE_L2_TUNNEL_TYPE_E_TAG:
+ ret = ixgbe_e_tag_stripping_en_dis(dev, 0);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+/* Enable/disable l2 tunnel offload functions */
+static int
+ixgbe_dev_l2_tunnel_offload_set
+ (struct rte_eth_dev *dev,
+ struct rte_eth_l2_tunnel_conf *l2_tunnel,
+ uint32_t mask,
+ uint8_t en)
+{
+ int ret = 0;
+
+ if (l2_tunnel == NULL)
+ return -EINVAL;
+
+ ret = -EINVAL;
+ if (mask & ETH_L2_TUNNEL_ENABLE_MASK) {
+ if (en)
+ ret = ixgbe_dev_l2_tunnel_enable(
+ dev,
+ l2_tunnel->l2_tunnel_type);
+ else
+ ret = ixgbe_dev_l2_tunnel_disable(
+ dev,
+ l2_tunnel->l2_tunnel_type);
+ }
+
+ if (mask & ETH_L2_TUNNEL_INSERTION_MASK) {
+ if (en)
+ ret = ixgbe_dev_l2_tunnel_insertion_enable(
+ dev,
+ l2_tunnel);
+ else
+ ret = ixgbe_dev_l2_tunnel_insertion_disable(
+ dev,
+ l2_tunnel);
+ }
+
+ if (mask & ETH_L2_TUNNEL_STRIPPING_MASK) {
+ if (en)
+ ret = ixgbe_dev_l2_tunnel_stripping_enable(
+ dev,
+ l2_tunnel->l2_tunnel_type);
+ else
+ ret = ixgbe_dev_l2_tunnel_stripping_disable(
+ dev,
+ l2_tunnel->l2_tunnel_type);
+ }
+
+ if (mask & ETH_L2_TUNNEL_FORWARDING_MASK) {
+ if (en)
+ ret = ixgbe_dev_l2_tunnel_forwarding_enable(
+ dev,
+ l2_tunnel->l2_tunnel_type);
+ else
+ ret = ixgbe_dev_l2_tunnel_forwarding_disable(
+ dev,
+ l2_tunnel->l2_tunnel_type);
+ }
+
+ return ret;
+}
+
+static int
+ixgbe_update_vxlan_port(struct ixgbe_hw *hw,
+ uint16_t port)
+{
+ IXGBE_WRITE_REG(hw, IXGBE_VXLANCTRL, port);
+ IXGBE_WRITE_FLUSH(hw);
+
+ return 0;
+}
+
+/* There's only one register for VxLAN UDP port.
+ * So, we cannot add several ports. Will update it.
+ */
+static int
+ixgbe_add_vxlan_port(struct ixgbe_hw *hw,
+ uint16_t port)
+{
+ if (port == 0) {
+ PMD_DRV_LOG(ERR, "Add VxLAN port 0 is not allowed.");
+ return -EINVAL;
+ }
+
+ return ixgbe_update_vxlan_port(hw, port);
+}
+
+/* We cannot delete the VxLAN port. For there's a register for VxLAN
+ * UDP port, it must have a value.
+ * So, will reset it to the original value 0.
+ */
+static int
+ixgbe_del_vxlan_port(struct ixgbe_hw *hw,
+ uint16_t port)
+{
+ uint16_t cur_port;
+
+ cur_port = (uint16_t)IXGBE_READ_REG(hw, IXGBE_VXLANCTRL);
+
+ if (cur_port != port) {
+ PMD_DRV_LOG(ERR, "Port %u does not exist.", port);
+ return -EINVAL;
+ }
+
+ return ixgbe_update_vxlan_port(hw, 0);
+}
+
+/* Add UDP tunneling port */
+static int
+ixgbe_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
+ struct rte_eth_udp_tunnel *udp_tunnel)
+{
+ int ret = 0;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if (hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x &&
+ hw->mac.type != ixgbe_mac_X550EM_a) {
+ return -ENOTSUP;
+ }
+
+ if (udp_tunnel == NULL)
+ return -EINVAL;
+
+ switch (udp_tunnel->prot_type) {
+ case RTE_TUNNEL_TYPE_VXLAN:
+ ret = ixgbe_add_vxlan_port(hw, udp_tunnel->udp_port);
+ break;
+
+ case RTE_TUNNEL_TYPE_GENEVE:
+ case RTE_TUNNEL_TYPE_TEREDO:
+ PMD_DRV_LOG(ERR, "Tunnel type is not supported now.");
+ ret = -EINVAL;
+ break;
+
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+/* Remove UDP tunneling port */
+static int
+ixgbe_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
+ struct rte_eth_udp_tunnel *udp_tunnel)
+{
+ int ret = 0;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if (hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x &&
+ hw->mac.type != ixgbe_mac_X550EM_a) {
+ return -ENOTSUP;
+ }
+
+ if (udp_tunnel == NULL)
+ return -EINVAL;
+
+ switch (udp_tunnel->prot_type) {
+ case RTE_TUNNEL_TYPE_VXLAN:
+ ret = ixgbe_del_vxlan_port(hw, udp_tunnel->udp_port);
+ break;
+ case RTE_TUNNEL_TYPE_GENEVE:
+ case RTE_TUNNEL_TYPE_TEREDO:
+ PMD_DRV_LOG(ERR, "Tunnel type is not supported now.");
+ ret = -EINVAL;
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type");
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static int
+ixgbevf_dev_promiscuous_enable(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ int ret;
+
+ switch (hw->mac.ops.update_xcast_mode(hw, IXGBEVF_XCAST_MODE_PROMISC)) {
+ case IXGBE_SUCCESS:
+ ret = 0;
+ break;
+ case IXGBE_ERR_FEATURE_NOT_SUPPORTED:
+ ret = -ENOTSUP;
+ break;
+ default:
+ ret = -EAGAIN;
+ break;
+ }
+
+ return ret;
+}
+
+static int
+ixgbevf_dev_promiscuous_disable(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ int ret;
+
+ switch (hw->mac.ops.update_xcast_mode(hw, IXGBEVF_XCAST_MODE_NONE)) {
+ case IXGBE_SUCCESS:
+ ret = 0;
+ break;
+ case IXGBE_ERR_FEATURE_NOT_SUPPORTED:
+ ret = -ENOTSUP;
+ break;
+ default:
+ ret = -EAGAIN;
+ break;
+ }
+
+ return ret;
+}
+
+static int
+ixgbevf_dev_allmulticast_enable(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ int ret;
+ int mode = IXGBEVF_XCAST_MODE_ALLMULTI;
+
+ switch (hw->mac.ops.update_xcast_mode(hw, mode)) {
+ case IXGBE_SUCCESS:
+ ret = 0;
+ break;
+ case IXGBE_ERR_FEATURE_NOT_SUPPORTED:
+ ret = -ENOTSUP;
+ break;
+ default:
+ ret = -EAGAIN;
+ break;
+ }
+
+ return ret;
+}
+
+static int
+ixgbevf_dev_allmulticast_disable(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ int ret;
+
+ switch (hw->mac.ops.update_xcast_mode(hw, IXGBEVF_XCAST_MODE_MULTI)) {
+ case IXGBE_SUCCESS:
+ ret = 0;
+ break;
+ case IXGBE_ERR_FEATURE_NOT_SUPPORTED:
+ ret = -ENOTSUP;
+ break;
+ default:
+ ret = -EAGAIN;
+ break;
+ }
+
+ return ret;
+}
+
+static void ixgbevf_mbx_process(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ u32 in_msg = 0;
+
+ /* peek the message first */
+ in_msg = IXGBE_READ_REG(hw, IXGBE_VFMBMEM);
+
+ /* PF reset VF event */
+ if (in_msg == IXGBE_PF_CONTROL_MSG) {
+ /* dummy mbx read to ack pf */
+ if (ixgbe_read_mbx(hw, &in_msg, 1, 0))
+ return;
+ _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_RESET,
+ NULL);
+ }
+}
+
+static int
+ixgbevf_dev_interrupt_get_status(struct rte_eth_dev *dev)
+{
+ uint32_t eicr;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct ixgbe_interrupt *intr =
+ IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
+ ixgbevf_intr_disable(dev);
+
+ /* read-on-clear nic registers here */
+ eicr = IXGBE_READ_REG(hw, IXGBE_VTEICR);
+ intr->flags = 0;
+
+ /* only one misc vector supported - mailbox */
+ eicr &= IXGBE_VTEICR_MASK;
+ if (eicr == IXGBE_MISC_VEC_ID)
+ intr->flags |= IXGBE_FLAG_MAILBOX;
+
+ return 0;
+}
+
+static int
+ixgbevf_dev_interrupt_action(struct rte_eth_dev *dev)
+{
+ struct ixgbe_interrupt *intr =
+ IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
+
+ if (intr->flags & IXGBE_FLAG_MAILBOX) {
+ ixgbevf_mbx_process(dev);
+ intr->flags &= ~IXGBE_FLAG_MAILBOX;
+ }
+
+ ixgbevf_intr_enable(dev);
+
+ return 0;
+}
+
+static void
+ixgbevf_dev_interrupt_handler(void *param)
+{
+ struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
+
+ ixgbevf_dev_interrupt_get_status(dev);
+ ixgbevf_dev_interrupt_action(dev);
+}
+
+/**
+ * ixgbe_disable_sec_tx_path_generic - Stops the transmit data path
+ * @hw: pointer to hardware structure
+ *
+ * Stops the transmit data path and waits for the HW to internally empty
+ * the Tx security block
+ **/
+int ixgbe_disable_sec_tx_path_generic(struct ixgbe_hw *hw)
+{
+#define IXGBE_MAX_SECTX_POLL 40
+
+ int i;
+ int sectxreg;
+
+ sectxreg = IXGBE_READ_REG(hw, IXGBE_SECTXCTRL);
+ sectxreg |= IXGBE_SECTXCTRL_TX_DIS;
+ IXGBE_WRITE_REG(hw, IXGBE_SECTXCTRL, sectxreg);
+ for (i = 0; i < IXGBE_MAX_SECTX_POLL; i++) {
+ sectxreg = IXGBE_READ_REG(hw, IXGBE_SECTXSTAT);
+ if (sectxreg & IXGBE_SECTXSTAT_SECTX_RDY)
+ break;
+ /* Use interrupt-safe sleep just in case */
+ usec_delay(1000);
+ }
+
+ /* For informational purposes only */
+ if (i >= IXGBE_MAX_SECTX_POLL)
+ PMD_DRV_LOG(DEBUG, "Tx unit being enabled before security "
+ "path fully disabled. Continuing with init.");
+
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_enable_sec_tx_path_generic - Enables the transmit data path
+ * @hw: pointer to hardware structure
+ *
+ * Enables the transmit data path.
+ **/
+int ixgbe_enable_sec_tx_path_generic(struct ixgbe_hw *hw)
+{
+ uint32_t sectxreg;
+
+ sectxreg = IXGBE_READ_REG(hw, IXGBE_SECTXCTRL);
+ sectxreg &= ~IXGBE_SECTXCTRL_TX_DIS;
+ IXGBE_WRITE_REG(hw, IXGBE_SECTXCTRL, sectxreg);
+ IXGBE_WRITE_FLUSH(hw);
+
+ return IXGBE_SUCCESS;
+}
+
+/* restore n-tuple filter */
+static inline void
+ixgbe_ntuple_filter_restore(struct rte_eth_dev *dev)
+{
+ struct ixgbe_filter_info *filter_info =
+ IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private);
+ struct ixgbe_5tuple_filter *node;
+
+ TAILQ_FOREACH(node, &filter_info->fivetuple_list, entries) {
+ ixgbe_inject_5tuple_filter(dev, node);
+ }
+}
+
+/* restore ethernet type filter */
+static inline void
+ixgbe_ethertype_filter_restore(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct ixgbe_filter_info *filter_info =
+ IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private);
+ int i;
+
+ for (i = 0; i < IXGBE_MAX_ETQF_FILTERS; i++) {
+ if (filter_info->ethertype_mask & (1 << i)) {
+ IXGBE_WRITE_REG(hw, IXGBE_ETQF(i),
+ filter_info->ethertype_filters[i].etqf);
+ IXGBE_WRITE_REG(hw, IXGBE_ETQS(i),
+ filter_info->ethertype_filters[i].etqs);
+ IXGBE_WRITE_FLUSH(hw);
+ }
+ }
+}
+
+/* restore SYN filter */
+static inline void
+ixgbe_syn_filter_restore(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct ixgbe_filter_info *filter_info =
+ IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private);
+ uint32_t synqf;
+
+ synqf = filter_info->syn_info;
+
+ if (synqf & IXGBE_SYN_FILTER_ENABLE) {
+ IXGBE_WRITE_REG(hw, IXGBE_SYNQF, synqf);
+ IXGBE_WRITE_FLUSH(hw);
+ }
+}
+
+/* restore L2 tunnel filter */
+static inline void
+ixgbe_l2_tn_filter_restore(struct rte_eth_dev *dev)
+{
+ struct ixgbe_l2_tn_info *l2_tn_info =
+ IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private);
+ struct ixgbe_l2_tn_filter *node;
+ struct rte_eth_l2_tunnel_conf l2_tn_conf;
+
+ TAILQ_FOREACH(node, &l2_tn_info->l2_tn_list, entries) {
+ l2_tn_conf.l2_tunnel_type = node->key.l2_tn_type;
+ l2_tn_conf.tunnel_id = node->key.tn_id;
+ l2_tn_conf.pool = node->pool;
+ (void)ixgbe_dev_l2_tunnel_filter_add(dev, &l2_tn_conf, TRUE);
+ }
+}
+
+/* restore rss filter */
+static inline void
+ixgbe_rss_filter_restore(struct rte_eth_dev *dev)
+{
+ struct ixgbe_filter_info *filter_info =
+ IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private);
+
+ if (filter_info->rss_info.conf.queue_num)
+ ixgbe_config_rss_filter(dev,
+ &filter_info->rss_info, TRUE);
+}
+
+static int
+ixgbe_filter_restore(struct rte_eth_dev *dev)
+{
+ ixgbe_ntuple_filter_restore(dev);
+ ixgbe_ethertype_filter_restore(dev);
+ ixgbe_syn_filter_restore(dev);
+ ixgbe_fdir_filter_restore(dev);
+ ixgbe_l2_tn_filter_restore(dev);
+ ixgbe_rss_filter_restore(dev);
+
+ return 0;
+}
+
+static void
+ixgbe_l2_tunnel_conf(struct rte_eth_dev *dev)
+{
+ struct ixgbe_l2_tn_info *l2_tn_info =
+ IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private);
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if (l2_tn_info->e_tag_en)
+ (void)ixgbe_e_tag_enable(hw);
+
+ if (l2_tn_info->e_tag_fwd_en)
+ (void)ixgbe_e_tag_forwarding_en_dis(dev, 1);
+
+ (void)ixgbe_update_e_tag_eth_type(hw, l2_tn_info->e_tag_ether_type);
+}
+
+/* remove all the n-tuple filters */
+void
+ixgbe_clear_all_ntuple_filter(struct rte_eth_dev *dev)
+{
+ struct ixgbe_filter_info *filter_info =
+ IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private);
+ struct ixgbe_5tuple_filter *p_5tuple;
+
+ while ((p_5tuple = TAILQ_FIRST(&filter_info->fivetuple_list)))
+ ixgbe_remove_5tuple_filter(dev, p_5tuple);
+}
+
+/* remove all the ether type filters */
+void
+ixgbe_clear_all_ethertype_filter(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct ixgbe_filter_info *filter_info =
+ IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private);
+ int i;
+
+ for (i = 0; i < IXGBE_MAX_ETQF_FILTERS; i++) {
+ if (filter_info->ethertype_mask & (1 << i) &&
+ !filter_info->ethertype_filters[i].conf) {
+ (void)ixgbe_ethertype_filter_remove(filter_info,
+ (uint8_t)i);
+ IXGBE_WRITE_REG(hw, IXGBE_ETQF(i), 0);
+ IXGBE_WRITE_REG(hw, IXGBE_ETQS(i), 0);
+ IXGBE_WRITE_FLUSH(hw);
+ }
+ }
+}
+
+/* remove the SYN filter */
+void
+ixgbe_clear_syn_filter(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct ixgbe_filter_info *filter_info =
+ IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private);
+
+ if (filter_info->syn_info & IXGBE_SYN_FILTER_ENABLE) {
+ filter_info->syn_info = 0;
+
+ IXGBE_WRITE_REG(hw, IXGBE_SYNQF, 0);
+ IXGBE_WRITE_FLUSH(hw);
+ }
+}
+
+/* remove all the L2 tunnel filters */
+int
+ixgbe_clear_all_l2_tn_filter(struct rte_eth_dev *dev)
+{
+ struct ixgbe_l2_tn_info *l2_tn_info =
+ IXGBE_DEV_PRIVATE_TO_L2_TN_INFO(dev->data->dev_private);
+ struct ixgbe_l2_tn_filter *l2_tn_filter;
+ struct rte_eth_l2_tunnel_conf l2_tn_conf;
+ int ret = 0;
+
+ while ((l2_tn_filter = TAILQ_FIRST(&l2_tn_info->l2_tn_list))) {
+ l2_tn_conf.l2_tunnel_type = l2_tn_filter->key.l2_tn_type;
+ l2_tn_conf.tunnel_id = l2_tn_filter->key.tn_id;
+ l2_tn_conf.pool = l2_tn_filter->pool;
+ ret = ixgbe_dev_l2_tunnel_filter_del(dev, &l2_tn_conf);
+ if (ret < 0)
+ return ret;
+ }
+
+ return 0;
+}
+
+RTE_PMD_REGISTER_PCI(net_ixgbe, rte_ixgbe_pmd);
+RTE_PMD_REGISTER_PCI_TABLE(net_ixgbe, pci_id_ixgbe_map);
+RTE_PMD_REGISTER_KMOD_DEP(net_ixgbe, "* igb_uio | uio_pci_generic | vfio-pci");
+RTE_PMD_REGISTER_PCI(net_ixgbe_vf, rte_ixgbevf_pmd);
+RTE_PMD_REGISTER_PCI_TABLE(net_ixgbe_vf, pci_id_ixgbevf_map);
+RTE_PMD_REGISTER_KMOD_DEP(net_ixgbe_vf, "* igb_uio | vfio-pci");
+RTE_PMD_REGISTER_PARAM_STRING(net_ixgbe_vf,
+ IXGBEVF_DEVARG_PFLINK_FULLCHK "=<0|1>");
+
+RTE_INIT(ixgbe_init_log)
+{
+ ixgbe_logtype_init = rte_log_register("pmd.net.ixgbe.init");
+ if (ixgbe_logtype_init >= 0)
+ rte_log_set_level(ixgbe_logtype_init, RTE_LOG_NOTICE);
+ ixgbe_logtype_driver = rte_log_register("pmd.net.ixgbe.driver");
+ if (ixgbe_logtype_driver >= 0)
+ rte_log_set_level(ixgbe_logtype_driver, RTE_LOG_NOTICE);
+#ifdef RTE_LIBRTE_IXGBE_DEBUG_RX
+ ixgbe_logtype_rx = rte_log_register("pmd.net.ixgbe.rx");
+ if (ixgbe_logtype_rx >= 0)
+ rte_log_set_level(ixgbe_logtype_rx, RTE_LOG_DEBUG);
+#endif
+
+#ifdef RTE_LIBRTE_IXGBE_DEBUG_TX
+ ixgbe_logtype_tx = rte_log_register("pmd.net.ixgbe.tx");
+ if (ixgbe_logtype_tx >= 0)
+ rte_log_set_level(ixgbe_logtype_tx, RTE_LOG_DEBUG);
+#endif
+
+#ifdef RTE_LIBRTE_IXGBE_DEBUG_TX_FREE
+ ixgbe_logtype_tx_free = rte_log_register("pmd.net.ixgbe.tx_free");
+ if (ixgbe_logtype_tx_free >= 0)
+ rte_log_set_level(ixgbe_logtype_tx_free, RTE_LOG_DEBUG);
+#endif
+}