+/*
+ * add syn filter
+ *
+ * @param
+ * dev: Pointer to struct rte_eth_dev.
+ * filter: ponter to the filter that will be added.
+ * rx_queue: the queue id the filter assigned to.
+ *
+ * @return
+ * - On success, zero.
+ * - On failure, a negative value.
+ */
+static int
+ixgbe_add_syn_filter(struct rte_eth_dev *dev,
+ struct rte_syn_filter *filter, uint16_t rx_queue)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t synqf;
+
+ if (hw->mac.type != ixgbe_mac_82599EB)
+ return -ENOSYS;
+
+ if (rx_queue >= IXGBE_MAX_RX_QUEUE_NUM)
+ return -EINVAL;
+
+ synqf = IXGBE_READ_REG(hw, IXGBE_SYNQF);
+
+ if (synqf & IXGBE_SYN_FILTER_ENABLE)
+ return -EINVAL;
+
+ synqf = (uint32_t)(((rx_queue << IXGBE_SYN_FILTER_QUEUE_SHIFT) &
+ IXGBE_SYN_FILTER_QUEUE) | IXGBE_SYN_FILTER_ENABLE);
+
+ if (filter->hig_pri)
+ synqf |= IXGBE_SYN_FILTER_SYNQFP;
+ else
+ synqf &= ~IXGBE_SYN_FILTER_SYNQFP;
+
+ IXGBE_WRITE_REG(hw, IXGBE_SYNQF, synqf);
+ return 0;
+}
+
+/*
+ * remove syn filter
+ *
+ * @param
+ * dev: Pointer to struct rte_eth_dev.
+ *
+ * @return
+ * - On success, zero.
+ * - On failure, a negative value.
+ */
+static int
+ixgbe_remove_syn_filter(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t synqf;
+
+ if (hw->mac.type != ixgbe_mac_82599EB)
+ return -ENOSYS;
+
+ synqf = IXGBE_READ_REG(hw, IXGBE_SYNQF);
+
+ synqf &= ~(IXGBE_SYN_FILTER_QUEUE | IXGBE_SYN_FILTER_ENABLE);
+
+ IXGBE_WRITE_REG(hw, IXGBE_SYNQF, synqf);
+ return 0;
+}
+
+/*
+ * get the syn filter's info
+ *
+ * @param
+ * dev: Pointer to struct rte_eth_dev.
+ * filter: ponter to the filter that returns.
+ * *rx_queue: pointer to the queue id the filter assigned to.
+ *
+ * @return
+ * - On success, zero.
+ * - On failure, a negative value.
+ */
+static int
+ixgbe_get_syn_filter(struct rte_eth_dev *dev,
+ struct rte_syn_filter *filter, uint16_t *rx_queue)
+
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t synqf;
+
+ if (hw->mac.type != ixgbe_mac_82599EB)
+ return -ENOSYS;
+
+ synqf = IXGBE_READ_REG(hw, IXGBE_SYNQF);
+ if (synqf & IXGBE_SYN_FILTER_ENABLE) {
+ filter->hig_pri = (synqf & IXGBE_SYN_FILTER_SYNQFP) ? 1 : 0;
+ *rx_queue = (uint16_t)((synqf & IXGBE_SYN_FILTER_QUEUE) >> 1);
+ return 0;
+ }
+ return -ENOENT;
+}
+
+static inline enum ixgbe_5tuple_protocol
+convert_protocol_type(uint8_t protocol_value)
+{
+ if (protocol_value == IPPROTO_TCP)
+ return IXGBE_FILTER_PROTOCOL_TCP;
+ else if (protocol_value == IPPROTO_UDP)
+ return IXGBE_FILTER_PROTOCOL_UDP;
+ else if (protocol_value == IPPROTO_SCTP)
+ return IXGBE_FILTER_PROTOCOL_SCTP;
+ else
+ return IXGBE_FILTER_PROTOCOL_NONE;
+}
+
+static inline uint8_t
+revert_protocol_type(enum ixgbe_5tuple_protocol protocol)
+{
+ if (protocol == IXGBE_FILTER_PROTOCOL_TCP)
+ return IPPROTO_TCP;
+ else if (protocol == IXGBE_FILTER_PROTOCOL_UDP)
+ return IPPROTO_UDP;
+ else if (protocol == IXGBE_FILTER_PROTOCOL_SCTP)
+ return IPPROTO_SCTP;
+ else
+ return 0;
+}
+
+/*
+ * add a 5tuple filter
+ *
+ * @param
+ * dev: Pointer to struct rte_eth_dev.
+ * index: the index the filter allocates.
+ * filter: ponter to the filter that will be added.
+ * rx_queue: the queue id the filter assigned to.
+ *
+ * @return
+ * - On success, zero.
+ * - On failure, a negative value.
+ */
+static int
+ixgbe_add_5tuple_filter(struct rte_eth_dev *dev, uint16_t index,
+ struct rte_5tuple_filter *filter, uint16_t rx_queue)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t ftqf, sdpqf = 0;
+ uint32_t l34timir = 0;
+ uint8_t mask = 0xff;
+
+ if (hw->mac.type != ixgbe_mac_82599EB)
+ return -ENOSYS;
+
+ if (index >= IXGBE_MAX_FTQF_FILTERS ||
+ rx_queue >= IXGBE_MAX_RX_QUEUE_NUM ||
+ filter->priority > IXGBE_5TUPLE_MAX_PRI ||
+ filter->priority < IXGBE_5TUPLE_MIN_PRI)
+ return -EINVAL; /* filter index is out of range. */
+
+ if (filter->tcp_flags) {
+ PMD_INIT_LOG(INFO, "82599EB not tcp flags in 5tuple");
+ return -EINVAL;
+ }
+
+ ftqf = IXGBE_READ_REG(hw, IXGBE_FTQF(index));
+ if (ftqf & IXGBE_FTQF_QUEUE_ENABLE)
+ return -EINVAL; /* filter index is in use. */
+
+ ftqf = 0;
+ sdpqf = (uint32_t)(filter->dst_port << IXGBE_SDPQF_DSTPORT_SHIFT);
+ sdpqf = sdpqf | (filter->src_port & IXGBE_SDPQF_SRCPORT);
+
+ ftqf |= (uint32_t)(convert_protocol_type(filter->protocol) &
+ IXGBE_FTQF_PROTOCOL_MASK);
+ ftqf |= (uint32_t)((filter->priority & IXGBE_FTQF_PRIORITY_MASK) <<
+ IXGBE_FTQF_PRIORITY_SHIFT);
+ if (filter->src_ip_mask == 0) /* 0 means compare. */
+ mask &= IXGBE_FTQF_SOURCE_ADDR_MASK;
+ if (filter->dst_ip_mask == 0)
+ mask &= IXGBE_FTQF_DEST_ADDR_MASK;
+ if (filter->src_port_mask == 0)
+ mask &= IXGBE_FTQF_SOURCE_PORT_MASK;
+ if (filter->dst_port_mask == 0)
+ mask &= IXGBE_FTQF_DEST_PORT_MASK;
+ if (filter->protocol_mask == 0)
+ mask &= IXGBE_FTQF_PROTOCOL_COMP_MASK;
+ ftqf |= mask << IXGBE_FTQF_5TUPLE_MASK_SHIFT;
+ ftqf |= IXGBE_FTQF_POOL_MASK_EN;
+ ftqf |= IXGBE_FTQF_QUEUE_ENABLE;
+
+ IXGBE_WRITE_REG(hw, IXGBE_DAQF(index), filter->dst_ip);
+ IXGBE_WRITE_REG(hw, IXGBE_SAQF(index), filter->src_ip);
+ IXGBE_WRITE_REG(hw, IXGBE_SDPQF(index), sdpqf);
+ IXGBE_WRITE_REG(hw, IXGBE_FTQF(index), ftqf);
+
+ l34timir |= IXGBE_L34T_IMIR_RESERVE;
+ l34timir |= (uint32_t)(rx_queue << IXGBE_L34T_IMIR_QUEUE_SHIFT);
+ IXGBE_WRITE_REG(hw, IXGBE_L34T_IMIR(index), l34timir);
+ return 0;
+}
+
+/*
+ * remove a 5tuple filter
+ *
+ * @param
+ * dev: Pointer to struct rte_eth_dev.
+ * index: the index the filter allocates.
+ *
+ * @return
+ * - On success, zero.
+ * - On failure, a negative value.
+ */
+static int
+ixgbe_remove_5tuple_filter(struct rte_eth_dev *dev,
+ uint16_t index)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if (hw->mac.type != ixgbe_mac_82599EB)
+ return -ENOSYS;
+
+ if (index >= IXGBE_MAX_FTQF_FILTERS)
+ return -EINVAL; /* filter index is out of range. */
+
+ IXGBE_WRITE_REG(hw, IXGBE_DAQF(index), 0);
+ IXGBE_WRITE_REG(hw, IXGBE_SAQF(index), 0);
+ IXGBE_WRITE_REG(hw, IXGBE_SDPQF(index), 0);
+ IXGBE_WRITE_REG(hw, IXGBE_FTQF(index), 0);
+ IXGBE_WRITE_REG(hw, IXGBE_L34T_IMIR(index), 0);
+ return 0;
+}
+
+/*
+ * get a 5tuple filter
+ *
+ * @param
+ * dev: Pointer to struct rte_eth_dev.
+ * index: the index the filter allocates
+ * filter: ponter to the filter that returns.
+ * *rx_queue: pointer of the queue id the filter assigned to.
+ *
+ * @return
+ * - On success, zero.
+ * - On failure, a negative value.
+ */
+static int
+ixgbe_get_5tuple_filter(struct rte_eth_dev *dev, uint16_t index,
+ struct rte_5tuple_filter *filter, uint16_t *rx_queue)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t sdpqf, ftqf, l34timir;
+ uint8_t mask;
+ enum ixgbe_5tuple_protocol proto;
+
+ if (hw->mac.type != ixgbe_mac_82599EB)
+ return -ENOSYS;
+
+ if (index >= IXGBE_MAX_FTQF_FILTERS)
+ return -EINVAL; /* filter index is out of range. */
+
+ ftqf = IXGBE_READ_REG(hw, IXGBE_FTQF(index));
+ if (ftqf & IXGBE_FTQF_QUEUE_ENABLE) {
+ proto = (enum ixgbe_5tuple_protocol)(ftqf & IXGBE_FTQF_PROTOCOL_MASK);
+ filter->protocol = revert_protocol_type(proto);
+ filter->priority = (ftqf >> IXGBE_FTQF_PRIORITY_SHIFT) &
+ IXGBE_FTQF_PRIORITY_MASK;
+ mask = (uint8_t)((ftqf >> IXGBE_FTQF_5TUPLE_MASK_SHIFT) &
+ IXGBE_FTQF_5TUPLE_MASK_MASK);
+ filter->src_ip_mask =
+ (mask & IXGBE_FTQF_SOURCE_ADDR_MASK) ? 1 : 0;
+ filter->dst_ip_mask =
+ (mask & IXGBE_FTQF_DEST_ADDR_MASK) ? 1 : 0;
+ filter->src_port_mask =
+ (mask & IXGBE_FTQF_SOURCE_PORT_MASK) ? 1 : 0;
+ filter->dst_port_mask =
+ (mask & IXGBE_FTQF_DEST_PORT_MASK) ? 1 : 0;
+ filter->protocol_mask =
+ (mask & IXGBE_FTQF_PROTOCOL_COMP_MASK) ? 1 : 0;
+
+ sdpqf = IXGBE_READ_REG(hw, IXGBE_SDPQF(index));
+ filter->dst_port = (sdpqf & IXGBE_SDPQF_DSTPORT) >>
+ IXGBE_SDPQF_DSTPORT_SHIFT;
+ filter->src_port = sdpqf & IXGBE_SDPQF_SRCPORT;
+ filter->dst_ip = IXGBE_READ_REG(hw, IXGBE_DAQF(index));
+ filter->src_ip = IXGBE_READ_REG(hw, IXGBE_SAQF(index));
+
+ l34timir = IXGBE_READ_REG(hw, IXGBE_L34T_IMIR(index));
+ *rx_queue = (l34timir & IXGBE_L34T_IMIR_QUEUE) >>
+ IXGBE_L34T_IMIR_QUEUE_SHIFT;
+ return 0;
+ }
+ return -ENOENT;
+}
+
+static int
+ixgbevf_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
+{
+ struct ixgbe_hw *hw;
+ uint32_t max_frame = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
+
+ hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if ((mtu < ETHER_MIN_MTU) || (max_frame > ETHER_MAX_JUMBO_FRAME_LEN))
+ return -EINVAL;
+
+ /* refuse mtu that requires the support of scattered packets when this
+ * feature has not been enabled before. */
+ if (!dev->data->scattered_rx &&
+ (max_frame + 2 * IXGBE_VLAN_TAG_SIZE >
+ dev->data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM))
+ return -EINVAL;
+
+ /*
+ * When supported by the underlying PF driver, use the IXGBE_VF_SET_MTU
+ * request of the version 2.0 of the mailbox API.
+ * For now, use the IXGBE_VF_SET_LPE request of the version 1.0
+ * of the mailbox API.
+ * This call to IXGBE_SET_LPE action won't work with ixgbe pf drivers
+ * prior to 3.11.33 which contains the following change:
+ * "ixgbe: Enable jumbo frames support w/ SR-IOV"
+ */
+ ixgbevf_rlpml_set_vf(hw, max_frame);
+
+ /* update max frame size */
+ dev->data->dev_conf.rxmode.max_rx_pkt_len = max_frame;
+ return 0;
+}
+
+#define MAC_TYPE_FILTER_SUP(type) do {\
+ if ((type) != ixgbe_mac_82599EB && (type) != ixgbe_mac_X540 &&\
+ (type) != ixgbe_mac_X550)\
+ return -ENOTSUP;\
+} while (0)
+
+static inline int
+ixgbe_ethertype_filter_lookup(struct ixgbe_filter_info *filter_info,
+ uint16_t ethertype)
+{
+ int i;
+
+ for (i = 0; i < IXGBE_MAX_ETQF_FILTERS; i++) {
+ if (filter_info->ethertype_filters[i] == ethertype &&
+ (filter_info->ethertype_mask & (1 << i)))
+ return i;
+ }
+ return -1;
+}
+
+static inline int
+ixgbe_ethertype_filter_insert(struct ixgbe_filter_info *filter_info,
+ uint16_t ethertype)
+{
+ int i;
+
+ for (i = 0; i < IXGBE_MAX_ETQF_FILTERS; i++) {
+ if (!(filter_info->ethertype_mask & (1 << i))) {
+ filter_info->ethertype_mask |= 1 << i;
+ filter_info->ethertype_filters[i] = ethertype;
+ return i;
+ }
+ }
+ return -1;
+}
+
+static inline int
+ixgbe_ethertype_filter_remove(struct ixgbe_filter_info *filter_info,
+ uint8_t idx)
+{
+ if (idx >= IXGBE_MAX_ETQF_FILTERS)
+ return -1;
+ filter_info->ethertype_mask &= ~(1 << idx);
+ filter_info->ethertype_filters[idx] = 0;
+ return idx;
+}
+
+static int
+ixgbe_add_del_ethertype_filter(struct rte_eth_dev *dev,
+ struct rte_eth_ethertype_filter *filter,
+ bool add)
+{
+ 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 etqf = 0;
+ uint32_t etqs = 0;
+ int ret;
+
+ if (filter->queue >= IXGBE_MAX_RX_QUEUE_NUM)
+ return -EINVAL;
+
+ if (filter->ether_type == ETHER_TYPE_IPv4 ||
+ filter->ether_type == ETHER_TYPE_IPv6) {
+ PMD_DRV_LOG(ERR, "unsupported ether_type(0x%04x) in"
+ " ethertype filter.", filter->ether_type);
+ return -EINVAL;
+ }
+
+ if (filter->flags & RTE_ETHTYPE_FLAGS_MAC) {
+ PMD_DRV_LOG(ERR, "mac compare is unsupported.");
+ return -EINVAL;
+ }
+ if (filter->flags & RTE_ETHTYPE_FLAGS_DROP) {
+ PMD_DRV_LOG(ERR, "drop option is unsupported.");
+ return -EINVAL;
+ }
+
+ ret = ixgbe_ethertype_filter_lookup(filter_info, filter->ether_type);
+ if (ret >= 0 && add) {
+ PMD_DRV_LOG(ERR, "ethertype (0x%04x) filter exists.",
+ filter->ether_type);
+ return -EEXIST;
+ }
+ if (ret < 0 && !add) {
+ PMD_DRV_LOG(ERR, "ethertype (0x%04x) filter doesn't exist.",
+ filter->ether_type);
+ return -ENOENT;
+ }
+
+ if (add) {
+ ret = ixgbe_ethertype_filter_insert(filter_info,
+ filter->ether_type);
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR, "ethertype filters are full.");
+ return -ENOSYS;
+ }
+ etqf = IXGBE_ETQF_FILTER_EN;
+ etqf |= (uint32_t)filter->ether_type;
+ etqs |= (uint32_t)((filter->queue <<
+ IXGBE_ETQS_RX_QUEUE_SHIFT) &
+ IXGBE_ETQS_RX_QUEUE);
+ etqs |= IXGBE_ETQS_QUEUE_EN;
+ } else {
+ ret = ixgbe_ethertype_filter_remove(filter_info, (uint8_t)ret);
+ if (ret < 0)
+ return -ENOSYS;
+ }
+ IXGBE_WRITE_REG(hw, IXGBE_ETQF(ret), etqf);
+ IXGBE_WRITE_REG(hw, IXGBE_ETQS(ret), etqs);
+ IXGBE_WRITE_FLUSH(hw);
+
+ return 0;
+}
+
+static int
+ixgbe_get_ethertype_filter(struct rte_eth_dev *dev,
+ struct rte_eth_ethertype_filter *filter)
+{
+ 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 etqf, etqs;
+ int ret;
+
+ ret = ixgbe_ethertype_filter_lookup(filter_info, filter->ether_type);
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR, "ethertype (0x%04x) filter doesn't exist.",
+ filter->ether_type);
+ return -ENOENT;
+ }
+
+ etqf = IXGBE_READ_REG(hw, IXGBE_ETQF(ret));
+ if (etqf & IXGBE_ETQF_FILTER_EN) {
+ etqs = IXGBE_READ_REG(hw, IXGBE_ETQS(ret));
+ filter->ether_type = etqf & IXGBE_ETQF_ETHERTYPE;
+ filter->flags = 0;
+ filter->queue = (etqs & IXGBE_ETQS_RX_QUEUE) >>
+ IXGBE_ETQS_RX_QUEUE_SHIFT;
+ return 0;
+ }
+ return -ENOENT;
+}
+
+/*
+ * ixgbe_ethertype_filter_handle - Handle operations for ethertype 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_ethertype_filter_handle(struct rte_eth_dev *dev,
+ enum rte_filter_op filter_op,
+ void *arg)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ int ret;
+
+ MAC_TYPE_FILTER_SUP(hw->mac.type);
+
+ 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_add_del_ethertype_filter(dev,
+ (struct rte_eth_ethertype_filter *)arg,
+ TRUE);
+ break;
+ case RTE_ETH_FILTER_DELETE:
+ ret = ixgbe_add_del_ethertype_filter(dev,
+ (struct rte_eth_ethertype_filter *)arg,
+ FALSE);
+ break;
+ case RTE_ETH_FILTER_GET:
+ ret = ixgbe_get_ethertype_filter(dev,
+ (struct rte_eth_ethertype_filter *)arg);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "unsupported operation %u.", filter_op);
+ ret = -EINVAL;
+ break;
+ }
+ return ret;
+}
+
+static int
+ixgbe_dev_filter_ctrl(struct rte_eth_dev *dev,
+ enum rte_filter_type filter_type,
+ enum rte_filter_op filter_op,
+ void *arg)
+{
+ int ret = -EINVAL;
+
+ switch (filter_type) {
+ case RTE_ETH_FILTER_ETHERTYPE:
+ ret = ixgbe_ethertype_filter_handle(dev, filter_op, arg);
+ break;
+ default:
+ PMD_DRV_LOG(WARNING, "Filter type (%d) not supported",
+ filter_type);
+ break;
+ }
+
+ return ret;
+}
+