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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/seastar/dpdk/drivers/net/ice/ice_rxtx.c | |
parent | Initial commit. (diff) | |
download | ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.tar.xz ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/seastar/dpdk/drivers/net/ice/ice_rxtx.c')
-rw-r--r-- | src/seastar/dpdk/drivers/net/ice/ice_rxtx.c | 2984 |
1 files changed, 2984 insertions, 0 deletions
diff --git a/src/seastar/dpdk/drivers/net/ice/ice_rxtx.c b/src/seastar/dpdk/drivers/net/ice/ice_rxtx.c new file mode 100644 index 000000000..ace766b1d --- /dev/null +++ b/src/seastar/dpdk/drivers/net/ice/ice_rxtx.c @@ -0,0 +1,2984 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2018 Intel Corporation + */ + +#include <rte_ethdev_driver.h> +#include <rte_net.h> + +#include "ice_rxtx.h" + +#define ICE_TX_CKSUM_OFFLOAD_MASK ( \ + PKT_TX_IP_CKSUM | \ + PKT_TX_L4_MASK | \ + PKT_TX_TCP_SEG | \ + PKT_TX_OUTER_IP_CKSUM) + +#define ICE_RX_ERR_BITS 0x3f + +static enum ice_status +ice_program_hw_rx_queue(struct ice_rx_queue *rxq) +{ + struct ice_vsi *vsi = rxq->vsi; + struct ice_hw *hw = ICE_VSI_TO_HW(vsi); + struct rte_eth_dev *dev = ICE_VSI_TO_ETH_DEV(rxq->vsi); + struct ice_rlan_ctx rx_ctx; + enum ice_status err; + uint16_t buf_size, len; + struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode; + uint32_t regval; + + /** + * The kernel driver uses flex descriptor. It sets the register + * to flex descriptor mode. + * DPDK uses legacy descriptor. It should set the register back + * to the default value, then uses legacy descriptor mode. + */ + regval = (0x01 << QRXFLXP_CNTXT_RXDID_PRIO_S) & + QRXFLXP_CNTXT_RXDID_PRIO_M; + ICE_WRITE_REG(hw, QRXFLXP_CNTXT(rxq->reg_idx), regval); + + /* Set buffer size as the head split is disabled. */ + buf_size = (uint16_t)(rte_pktmbuf_data_room_size(rxq->mp) - + RTE_PKTMBUF_HEADROOM); + rxq->rx_hdr_len = 0; + rxq->rx_buf_len = RTE_ALIGN(buf_size, (1 << ICE_RLAN_CTX_DBUF_S)); + len = ICE_SUPPORT_CHAIN_NUM * rxq->rx_buf_len; + rxq->max_pkt_len = RTE_MIN(len, + dev->data->dev_conf.rxmode.max_rx_pkt_len); + + if (rxmode->offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) { + if (rxq->max_pkt_len <= ETHER_MAX_LEN || + rxq->max_pkt_len > ICE_FRAME_SIZE_MAX) { + PMD_DRV_LOG(ERR, "maximum packet length must " + "be larger than %u and smaller than %u," + "as jumbo frame is enabled", + (uint32_t)ETHER_MAX_LEN, + (uint32_t)ICE_FRAME_SIZE_MAX); + return -EINVAL; + } + } else { + if (rxq->max_pkt_len < ETHER_MIN_LEN || + rxq->max_pkt_len > ETHER_MAX_LEN) { + PMD_DRV_LOG(ERR, "maximum packet length must be " + "larger than %u and smaller than %u, " + "as jumbo frame is disabled", + (uint32_t)ETHER_MIN_LEN, + (uint32_t)ETHER_MAX_LEN); + return -EINVAL; + } + } + + memset(&rx_ctx, 0, sizeof(rx_ctx)); + + rx_ctx.base = rxq->rx_ring_phys_addr / ICE_QUEUE_BASE_ADDR_UNIT; + rx_ctx.qlen = rxq->nb_rx_desc; + rx_ctx.dbuf = rxq->rx_buf_len >> ICE_RLAN_CTX_DBUF_S; + rx_ctx.hbuf = rxq->rx_hdr_len >> ICE_RLAN_CTX_HBUF_S; + rx_ctx.dtype = 0; /* No Header Split mode */ +#ifndef RTE_LIBRTE_ICE_16BYTE_RX_DESC + rx_ctx.dsize = 1; /* 32B descriptors */ +#endif + rx_ctx.rxmax = rxq->max_pkt_len; + /* TPH: Transaction Layer Packet (TLP) processing hints */ + rx_ctx.tphrdesc_ena = 1; + rx_ctx.tphwdesc_ena = 1; + rx_ctx.tphdata_ena = 1; + rx_ctx.tphhead_ena = 1; + /* Low Receive Queue Threshold defined in 64 descriptors units. + * When the number of free descriptors goes below the lrxqthresh, + * an immediate interrupt is triggered. + */ + rx_ctx.lrxqthresh = 2; + /*default use 32 byte descriptor, vlan tag extract to L2TAG2(1st)*/ + rx_ctx.l2tsel = 1; + rx_ctx.showiv = 0; + rx_ctx.crcstrip = (rxq->crc_len == 0) ? 1 : 0; + + err = ice_clear_rxq_ctx(hw, rxq->reg_idx); + if (err) { + PMD_DRV_LOG(ERR, "Failed to clear Lan Rx queue (%u) context", + rxq->queue_id); + return -EINVAL; + } + err = ice_write_rxq_ctx(hw, &rx_ctx, rxq->reg_idx); + if (err) { + PMD_DRV_LOG(ERR, "Failed to write Lan Rx queue (%u) context", + rxq->queue_id); + return -EINVAL; + } + + buf_size = (uint16_t)(rte_pktmbuf_data_room_size(rxq->mp) - + RTE_PKTMBUF_HEADROOM); + + /* Check if scattered RX needs to be used. */ + if (rxq->max_pkt_len > buf_size) + dev->data->scattered_rx = 1; + + rxq->qrx_tail = hw->hw_addr + QRX_TAIL(rxq->reg_idx); + + /* Init the Rx tail register*/ + ICE_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1); + + return 0; +} + +/* Allocate mbufs for all descriptors in rx queue */ +static int +ice_alloc_rx_queue_mbufs(struct ice_rx_queue *rxq) +{ + struct ice_rx_entry *rxe = rxq->sw_ring; + uint64_t dma_addr; + uint16_t i; + + for (i = 0; i < rxq->nb_rx_desc; i++) { + volatile union ice_rx_desc *rxd; + struct rte_mbuf *mbuf = rte_mbuf_raw_alloc(rxq->mp); + + if (unlikely(!mbuf)) { + PMD_DRV_LOG(ERR, "Failed to allocate mbuf for RX"); + return -ENOMEM; + } + + rte_mbuf_refcnt_set(mbuf, 1); + mbuf->next = NULL; + mbuf->data_off = RTE_PKTMBUF_HEADROOM; + mbuf->nb_segs = 1; + mbuf->port = rxq->port_id; + + dma_addr = + rte_cpu_to_le_64(rte_mbuf_data_iova_default(mbuf)); + + rxd = &rxq->rx_ring[i]; + rxd->read.pkt_addr = dma_addr; + rxd->read.hdr_addr = 0; +#ifndef RTE_LIBRTE_ICE_16BYTE_RX_DESC + rxd->read.rsvd1 = 0; + rxd->read.rsvd2 = 0; +#endif + rxe[i].mbuf = mbuf; + } + + return 0; +} + +/* Free all mbufs for descriptors in rx queue */ +static void +_ice_rx_queue_release_mbufs(struct ice_rx_queue *rxq) +{ + uint16_t i; + + if (!rxq || !rxq->sw_ring) { + PMD_DRV_LOG(DEBUG, "Pointer to sw_ring is NULL"); + return; + } + + for (i = 0; i < rxq->nb_rx_desc; i++) { + if (rxq->sw_ring[i].mbuf) { + rte_pktmbuf_free_seg(rxq->sw_ring[i].mbuf); + rxq->sw_ring[i].mbuf = NULL; + } + } +#ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC + if (rxq->rx_nb_avail == 0) + return; + for (i = 0; i < rxq->rx_nb_avail; i++) { + struct rte_mbuf *mbuf; + + mbuf = rxq->rx_stage[rxq->rx_next_avail + i]; + rte_pktmbuf_free_seg(mbuf); + } + rxq->rx_nb_avail = 0; +#endif /* RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC */ +} + +static void +ice_rx_queue_release_mbufs(struct ice_rx_queue *rxq) +{ + rxq->rx_rel_mbufs(rxq); +} + +/* turn on or off rx queue + * @q_idx: queue index in pf scope + * @on: turn on or off the queue + */ +static int +ice_switch_rx_queue(struct ice_hw *hw, uint16_t q_idx, bool on) +{ + uint32_t reg; + uint16_t j; + + /* QRX_CTRL = QRX_ENA */ + reg = ICE_READ_REG(hw, QRX_CTRL(q_idx)); + + if (on) { + if (reg & QRX_CTRL_QENA_STAT_M) + return 0; /* Already on, skip */ + reg |= QRX_CTRL_QENA_REQ_M; + } else { + if (!(reg & QRX_CTRL_QENA_STAT_M)) + return 0; /* Already off, skip */ + reg &= ~QRX_CTRL_QENA_REQ_M; + } + + /* Write the register */ + ICE_WRITE_REG(hw, QRX_CTRL(q_idx), reg); + /* Check the result. It is said that QENA_STAT + * follows the QENA_REQ not more than 10 use. + * TODO: need to change the wait counter later + */ + for (j = 0; j < ICE_CHK_Q_ENA_COUNT; j++) { + rte_delay_us(ICE_CHK_Q_ENA_INTERVAL_US); + reg = ICE_READ_REG(hw, QRX_CTRL(q_idx)); + if (on) { + if ((reg & QRX_CTRL_QENA_REQ_M) && + (reg & QRX_CTRL_QENA_STAT_M)) + break; + } else { + if (!(reg & QRX_CTRL_QENA_REQ_M) && + !(reg & QRX_CTRL_QENA_STAT_M)) + break; + } + } + + /* Check if it is timeout */ + if (j >= ICE_CHK_Q_ENA_COUNT) { + PMD_DRV_LOG(ERR, "Failed to %s rx queue[%u]", + (on ? "enable" : "disable"), q_idx); + return -ETIMEDOUT; + } + + return 0; +} + +static inline int +#ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC +ice_check_rx_burst_bulk_alloc_preconditions(struct ice_rx_queue *rxq) +#else +ice_check_rx_burst_bulk_alloc_preconditions + (__rte_unused struct ice_rx_queue *rxq) +#endif +{ + int ret = 0; + +#ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC + if (!(rxq->rx_free_thresh >= ICE_RX_MAX_BURST)) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->rx_free_thresh=%d, " + "ICE_RX_MAX_BURST=%d", + rxq->rx_free_thresh, ICE_RX_MAX_BURST); + ret = -EINVAL; + } else if (!(rxq->rx_free_thresh < rxq->nb_rx_desc)) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->rx_free_thresh=%d, " + "rxq->nb_rx_desc=%d", + rxq->rx_free_thresh, rxq->nb_rx_desc); + ret = -EINVAL; + } else if (rxq->nb_rx_desc % rxq->rx_free_thresh != 0) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->nb_rx_desc=%d, " + "rxq->rx_free_thresh=%d", + rxq->nb_rx_desc, rxq->rx_free_thresh); + ret = -EINVAL; + } +#else + ret = -EINVAL; +#endif + + return ret; +} + +/* reset fields in ice_rx_queue back to default */ +static void +ice_reset_rx_queue(struct ice_rx_queue *rxq) +{ + unsigned int i; + uint16_t len; + + if (!rxq) { + PMD_DRV_LOG(DEBUG, "Pointer to rxq is NULL"); + return; + } + +#ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC + if (ice_check_rx_burst_bulk_alloc_preconditions(rxq) == 0) + len = (uint16_t)(rxq->nb_rx_desc + ICE_RX_MAX_BURST); + else +#endif /* RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC */ + len = rxq->nb_rx_desc; + + for (i = 0; i < len * sizeof(union ice_rx_desc); i++) + ((volatile char *)rxq->rx_ring)[i] = 0; + +#ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC + memset(&rxq->fake_mbuf, 0x0, sizeof(rxq->fake_mbuf)); + for (i = 0; i < ICE_RX_MAX_BURST; ++i) + rxq->sw_ring[rxq->nb_rx_desc + i].mbuf = &rxq->fake_mbuf; + + rxq->rx_nb_avail = 0; + rxq->rx_next_avail = 0; + rxq->rx_free_trigger = (uint16_t)(rxq->rx_free_thresh - 1); +#endif /* RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC */ + + rxq->rx_tail = 0; + rxq->nb_rx_hold = 0; + rxq->pkt_first_seg = NULL; + rxq->pkt_last_seg = NULL; + + rxq->rxrearm_start = 0; + rxq->rxrearm_nb = 0; +} + +int +ice_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id) +{ + struct ice_rx_queue *rxq; + int err; + struct ice_hw *hw = ICE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + PMD_INIT_FUNC_TRACE(); + + if (rx_queue_id >= dev->data->nb_rx_queues) { + PMD_DRV_LOG(ERR, "RX queue %u is out of range %u", + rx_queue_id, dev->data->nb_rx_queues); + return -EINVAL; + } + + rxq = dev->data->rx_queues[rx_queue_id]; + if (!rxq || !rxq->q_set) { + PMD_DRV_LOG(ERR, "RX queue %u not available or setup", + rx_queue_id); + return -EINVAL; + } + + err = ice_program_hw_rx_queue(rxq); + if (err) { + PMD_DRV_LOG(ERR, "fail to program RX queue %u", + rx_queue_id); + return -EIO; + } + + err = ice_alloc_rx_queue_mbufs(rxq); + if (err) { + PMD_DRV_LOG(ERR, "Failed to allocate RX queue mbuf"); + return -ENOMEM; + } + + rte_wmb(); + + /* Init the RX tail register. */ + ICE_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1); + + err = ice_switch_rx_queue(hw, rxq->reg_idx, TRUE); + if (err) { + PMD_DRV_LOG(ERR, "Failed to switch RX queue %u on", + rx_queue_id); + + ice_rx_queue_release_mbufs(rxq); + ice_reset_rx_queue(rxq); + return -EINVAL; + } + + dev->data->rx_queue_state[rx_queue_id] = + RTE_ETH_QUEUE_STATE_STARTED; + + return 0; +} + +int +ice_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id) +{ + struct ice_rx_queue *rxq; + int err; + struct ice_hw *hw = ICE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (rx_queue_id < dev->data->nb_rx_queues) { + rxq = dev->data->rx_queues[rx_queue_id]; + + err = ice_switch_rx_queue(hw, rxq->reg_idx, FALSE); + if (err) { + PMD_DRV_LOG(ERR, "Failed to switch RX queue %u off", + rx_queue_id); + return -EINVAL; + } + ice_rx_queue_release_mbufs(rxq); + ice_reset_rx_queue(rxq); + dev->data->rx_queue_state[rx_queue_id] = + RTE_ETH_QUEUE_STATE_STOPPED; + } + + return 0; +} + +int +ice_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id) +{ + struct ice_tx_queue *txq; + int err; + struct ice_vsi *vsi; + struct ice_hw *hw; + struct ice_aqc_add_tx_qgrp txq_elem; + struct ice_tlan_ctx tx_ctx; + + PMD_INIT_FUNC_TRACE(); + + if (tx_queue_id >= dev->data->nb_tx_queues) { + PMD_DRV_LOG(ERR, "TX queue %u is out of range %u", + tx_queue_id, dev->data->nb_tx_queues); + return -EINVAL; + } + + txq = dev->data->tx_queues[tx_queue_id]; + if (!txq || !txq->q_set) { + PMD_DRV_LOG(ERR, "TX queue %u is not available or setup", + tx_queue_id); + return -EINVAL; + } + + vsi = txq->vsi; + hw = ICE_VSI_TO_HW(vsi); + + memset(&txq_elem, 0, sizeof(txq_elem)); + memset(&tx_ctx, 0, sizeof(tx_ctx)); + txq_elem.num_txqs = 1; + txq_elem.txqs[0].txq_id = rte_cpu_to_le_16(txq->reg_idx); + + tx_ctx.base = txq->tx_ring_phys_addr / ICE_QUEUE_BASE_ADDR_UNIT; + tx_ctx.qlen = txq->nb_tx_desc; + tx_ctx.pf_num = hw->pf_id; + tx_ctx.vmvf_type = ICE_TLAN_CTX_VMVF_TYPE_PF; + tx_ctx.src_vsi = vsi->vsi_id; + tx_ctx.port_num = hw->port_info->lport; + tx_ctx.tso_ena = 1; /* tso enable */ + tx_ctx.tso_qnum = txq->reg_idx; /* index for tso state structure */ + tx_ctx.legacy_int = 1; /* Legacy or Advanced Host Interface */ + + ice_set_ctx((uint8_t *)&tx_ctx, txq_elem.txqs[0].txq_ctx, + ice_tlan_ctx_info); + + txq->qtx_tail = hw->hw_addr + QTX_COMM_DBELL(txq->reg_idx); + + /* Init the Tx tail register*/ + ICE_PCI_REG_WRITE(txq->qtx_tail, 0); + + /* Fix me, we assume TC always 0 here */ + err = ice_ena_vsi_txq(hw->port_info, vsi->idx, 0, tx_queue_id, 1, + &txq_elem, sizeof(txq_elem), NULL); + if (err) { + PMD_DRV_LOG(ERR, "Failed to add lan txq"); + return -EIO; + } + /* store the schedule node id */ + txq->q_teid = txq_elem.txqs[0].q_teid; + + dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED; + return 0; +} + +/* Free all mbufs for descriptors in tx queue */ +static void +_ice_tx_queue_release_mbufs(struct ice_tx_queue *txq) +{ + uint16_t i; + + if (!txq || !txq->sw_ring) { + PMD_DRV_LOG(DEBUG, "Pointer to txq or sw_ring is NULL"); + return; + } + + for (i = 0; i < txq->nb_tx_desc; i++) { + if (txq->sw_ring[i].mbuf) { + rte_pktmbuf_free_seg(txq->sw_ring[i].mbuf); + txq->sw_ring[i].mbuf = NULL; + } + } +} +static void +ice_tx_queue_release_mbufs(struct ice_tx_queue *txq) +{ + txq->tx_rel_mbufs(txq); +} + +static void +ice_reset_tx_queue(struct ice_tx_queue *txq) +{ + struct ice_tx_entry *txe; + uint16_t i, prev, size; + + if (!txq) { + PMD_DRV_LOG(DEBUG, "Pointer to txq is NULL"); + return; + } + + txe = txq->sw_ring; + size = sizeof(struct ice_tx_desc) * txq->nb_tx_desc; + for (i = 0; i < size; i++) + ((volatile char *)txq->tx_ring)[i] = 0; + + prev = (uint16_t)(txq->nb_tx_desc - 1); + for (i = 0; i < txq->nb_tx_desc; i++) { + volatile struct ice_tx_desc *txd = &txq->tx_ring[i]; + + txd->cmd_type_offset_bsz = + rte_cpu_to_le_64(ICE_TX_DESC_DTYPE_DESC_DONE); + txe[i].mbuf = NULL; + txe[i].last_id = i; + txe[prev].next_id = i; + prev = i; + } + + txq->tx_next_dd = (uint16_t)(txq->tx_rs_thresh - 1); + txq->tx_next_rs = (uint16_t)(txq->tx_rs_thresh - 1); + + txq->tx_tail = 0; + txq->nb_tx_used = 0; + + txq->last_desc_cleaned = (uint16_t)(txq->nb_tx_desc - 1); + txq->nb_tx_free = (uint16_t)(txq->nb_tx_desc - 1); +} + +int +ice_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id) +{ + struct ice_tx_queue *txq; + struct ice_hw *hw = ICE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ice_pf *pf = ICE_DEV_PRIVATE_TO_PF(dev->data->dev_private); + struct ice_vsi *vsi = pf->main_vsi; + enum ice_status status; + uint16_t q_ids[1]; + uint32_t q_teids[1]; + uint16_t q_handle = tx_queue_id; + + if (tx_queue_id >= dev->data->nb_tx_queues) { + PMD_DRV_LOG(ERR, "TX queue %u is out of range %u", + tx_queue_id, dev->data->nb_tx_queues); + return -EINVAL; + } + + txq = dev->data->tx_queues[tx_queue_id]; + if (!txq) { + PMD_DRV_LOG(ERR, "TX queue %u is not available", + tx_queue_id); + return -EINVAL; + } + + q_ids[0] = txq->reg_idx; + q_teids[0] = txq->q_teid; + + /* Fix me, we assume TC always 0 here */ + status = ice_dis_vsi_txq(hw->port_info, vsi->idx, 0, 1, &q_handle, + q_ids, q_teids, ICE_NO_RESET, 0, NULL); + if (status != ICE_SUCCESS) { + PMD_DRV_LOG(DEBUG, "Failed to disable Lan Tx queue"); + return -EINVAL; + } + + ice_tx_queue_release_mbufs(txq); + ice_reset_tx_queue(txq); + dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STOPPED; + + return 0; +} + +int +ice_rx_queue_setup(struct rte_eth_dev *dev, + uint16_t queue_idx, + uint16_t nb_desc, + unsigned int socket_id, + const struct rte_eth_rxconf *rx_conf, + struct rte_mempool *mp) +{ + struct ice_pf *pf = ICE_DEV_PRIVATE_TO_PF(dev->data->dev_private); + struct ice_adapter *ad = + ICE_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private); + struct ice_vsi *vsi = pf->main_vsi; + struct ice_rx_queue *rxq; + const struct rte_memzone *rz; + uint32_t ring_size; + uint16_t len; + int use_def_burst_func = 1; + + if (nb_desc % ICE_ALIGN_RING_DESC != 0 || + nb_desc > ICE_MAX_RING_DESC || + nb_desc < ICE_MIN_RING_DESC) { + PMD_INIT_LOG(ERR, "Number (%u) of receive descriptors is " + "invalid", nb_desc); + return -EINVAL; + } + + /* Free memory if needed */ + if (dev->data->rx_queues[queue_idx]) { + ice_rx_queue_release(dev->data->rx_queues[queue_idx]); + dev->data->rx_queues[queue_idx] = NULL; + } + + /* Allocate the rx queue data structure */ + rxq = rte_zmalloc_socket(NULL, + sizeof(struct ice_rx_queue), + RTE_CACHE_LINE_SIZE, + socket_id); + if (!rxq) { + PMD_INIT_LOG(ERR, "Failed to allocate memory for " + "rx queue data structure"); + return -ENOMEM; + } + rxq->mp = mp; + rxq->nb_rx_desc = nb_desc; + rxq->rx_free_thresh = rx_conf->rx_free_thresh; + rxq->queue_id = queue_idx; + + rxq->reg_idx = vsi->base_queue + queue_idx; + rxq->port_id = dev->data->port_id; + if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_KEEP_CRC) + rxq->crc_len = ETHER_CRC_LEN; + else + rxq->crc_len = 0; + + rxq->drop_en = rx_conf->rx_drop_en; + rxq->vsi = vsi; + rxq->rx_deferred_start = rx_conf->rx_deferred_start; + + /* Allocate the maximun number of RX ring hardware descriptor. */ + len = ICE_MAX_RING_DESC; + +#ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC + /** + * Allocating a little more memory because vectorized/bulk_alloc Rx + * functions doesn't check boundaries each time. + */ + len += ICE_RX_MAX_BURST; +#endif + + /* Allocate the maximum number of RX ring hardware descriptor. */ + ring_size = sizeof(union ice_rx_desc) * len; + ring_size = RTE_ALIGN(ring_size, ICE_DMA_MEM_ALIGN); + rz = rte_eth_dma_zone_reserve(dev, "rx_ring", queue_idx, + ring_size, ICE_RING_BASE_ALIGN, + socket_id); + if (!rz) { + ice_rx_queue_release(rxq); + PMD_INIT_LOG(ERR, "Failed to reserve DMA memory for RX"); + return -ENOMEM; + } + + /* Zero all the descriptors in the ring. */ + memset(rz->addr, 0, ring_size); + + rxq->rx_ring_phys_addr = rz->phys_addr; + rxq->rx_ring = (union ice_rx_desc *)rz->addr; + +#ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC + len = (uint16_t)(nb_desc + ICE_RX_MAX_BURST); +#else + len = nb_desc; +#endif + + /* Allocate the software ring. */ + rxq->sw_ring = rte_zmalloc_socket(NULL, + sizeof(struct ice_rx_entry) * len, + RTE_CACHE_LINE_SIZE, + socket_id); + if (!rxq->sw_ring) { + ice_rx_queue_release(rxq); + PMD_INIT_LOG(ERR, "Failed to allocate memory for SW ring"); + return -ENOMEM; + } + + ice_reset_rx_queue(rxq); + rxq->q_set = TRUE; + dev->data->rx_queues[queue_idx] = rxq; + rxq->rx_rel_mbufs = _ice_rx_queue_release_mbufs; + + use_def_burst_func = ice_check_rx_burst_bulk_alloc_preconditions(rxq); + + if (!use_def_burst_func) { +#ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions are " + "satisfied. Rx Burst Bulk Alloc function will be " + "used on port=%d, queue=%d.", + rxq->port_id, rxq->queue_id); +#endif /* RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC */ + } else { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions are " + "not satisfied, Scattered Rx is requested, " + "or RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC is " + "not enabled on port=%d, queue=%d.", + rxq->port_id, rxq->queue_id); + ad->rx_bulk_alloc_allowed = false; + } + + return 0; +} + +void +ice_rx_queue_release(void *rxq) +{ + struct ice_rx_queue *q = (struct ice_rx_queue *)rxq; + + if (!q) { + PMD_DRV_LOG(DEBUG, "Pointer to rxq is NULL"); + return; + } + + ice_rx_queue_release_mbufs(q); + rte_free(q->sw_ring); + rte_free(q); +} + +int +ice_tx_queue_setup(struct rte_eth_dev *dev, + uint16_t queue_idx, + uint16_t nb_desc, + unsigned int socket_id, + const struct rte_eth_txconf *tx_conf) +{ + struct ice_pf *pf = ICE_DEV_PRIVATE_TO_PF(dev->data->dev_private); + struct ice_vsi *vsi = pf->main_vsi; + struct ice_tx_queue *txq; + const struct rte_memzone *tz; + uint32_t ring_size; + uint16_t tx_rs_thresh, tx_free_thresh; + uint64_t offloads; + + offloads = tx_conf->offloads | dev->data->dev_conf.txmode.offloads; + + if (nb_desc % ICE_ALIGN_RING_DESC != 0 || + nb_desc > ICE_MAX_RING_DESC || + nb_desc < ICE_MIN_RING_DESC) { + PMD_INIT_LOG(ERR, "Number (%u) of transmit descriptors is " + "invalid", nb_desc); + return -EINVAL; + } + + /** + * The following two parameters control the setting of the RS bit on + * transmit descriptors. TX descriptors will have their RS bit set + * after txq->tx_rs_thresh descriptors have been used. The TX + * descriptor ring will be cleaned after txq->tx_free_thresh + * descriptors are used or if the number of descriptors required to + * transmit a packet is greater than the number of free TX descriptors. + * + * The following constraints must be satisfied: + * - tx_rs_thresh must be greater than 0. + * - tx_rs_thresh must be less than the size of the ring minus 2. + * - tx_rs_thresh must be less than or equal to tx_free_thresh. + * - tx_rs_thresh must be a divisor of the ring size. + * - tx_free_thresh must be greater than 0. + * - tx_free_thresh must be less than the size of the ring minus 3. + * + * One descriptor in the TX ring is used as a sentinel to avoid a H/W + * race condition, hence the maximum threshold constraints. When set + * to zero use default values. + */ + tx_rs_thresh = (uint16_t)(tx_conf->tx_rs_thresh ? + tx_conf->tx_rs_thresh : + ICE_DEFAULT_TX_RSBIT_THRESH); + tx_free_thresh = (uint16_t)(tx_conf->tx_free_thresh ? + tx_conf->tx_free_thresh : + ICE_DEFAULT_TX_FREE_THRESH); + if (tx_rs_thresh >= (nb_desc - 2)) { + PMD_INIT_LOG(ERR, "tx_rs_thresh must be less than the " + "number of TX descriptors minus 2. " + "(tx_rs_thresh=%u port=%d queue=%d)", + (unsigned int)tx_rs_thresh, + (int)dev->data->port_id, + (int)queue_idx); + return -EINVAL; + } + if (tx_free_thresh >= (nb_desc - 3)) { + PMD_INIT_LOG(ERR, "tx_rs_thresh must be less than the " + "tx_free_thresh must be less than the " + "number of TX descriptors minus 3. " + "(tx_free_thresh=%u port=%d queue=%d)", + (unsigned int)tx_free_thresh, + (int)dev->data->port_id, + (int)queue_idx); + return -EINVAL; + } + if (tx_rs_thresh > tx_free_thresh) { + PMD_INIT_LOG(ERR, "tx_rs_thresh must be less than or " + "equal to tx_free_thresh. (tx_free_thresh=%u" + " tx_rs_thresh=%u port=%d queue=%d)", + (unsigned int)tx_free_thresh, + (unsigned int)tx_rs_thresh, + (int)dev->data->port_id, + (int)queue_idx); + return -EINVAL; + } + if ((nb_desc % tx_rs_thresh) != 0) { + PMD_INIT_LOG(ERR, "tx_rs_thresh must be a divisor of the " + "number of TX descriptors. (tx_rs_thresh=%u" + " port=%d queue=%d)", + (unsigned int)tx_rs_thresh, + (int)dev->data->port_id, + (int)queue_idx); + return -EINVAL; + } + if (tx_rs_thresh > 1 && tx_conf->tx_thresh.wthresh != 0) { + PMD_INIT_LOG(ERR, "TX WTHRESH must be set to 0 if " + "tx_rs_thresh is greater than 1. " + "(tx_rs_thresh=%u port=%d queue=%d)", + (unsigned int)tx_rs_thresh, + (int)dev->data->port_id, + (int)queue_idx); + return -EINVAL; + } + + /* Free memory if needed. */ + if (dev->data->tx_queues[queue_idx]) { + ice_tx_queue_release(dev->data->tx_queues[queue_idx]); + dev->data->tx_queues[queue_idx] = NULL; + } + + /* Allocate the TX queue data structure. */ + txq = rte_zmalloc_socket(NULL, + sizeof(struct ice_tx_queue), + RTE_CACHE_LINE_SIZE, + socket_id); + if (!txq) { + PMD_INIT_LOG(ERR, "Failed to allocate memory for " + "tx queue structure"); + return -ENOMEM; + } + + /* Allocate TX hardware ring descriptors. */ + ring_size = sizeof(struct ice_tx_desc) * ICE_MAX_RING_DESC; + ring_size = RTE_ALIGN(ring_size, ICE_DMA_MEM_ALIGN); + tz = rte_eth_dma_zone_reserve(dev, "tx_ring", queue_idx, + ring_size, ICE_RING_BASE_ALIGN, + socket_id); + if (!tz) { + ice_tx_queue_release(txq); + PMD_INIT_LOG(ERR, "Failed to reserve DMA memory for TX"); + return -ENOMEM; + } + + txq->nb_tx_desc = nb_desc; + txq->tx_rs_thresh = tx_rs_thresh; + txq->tx_free_thresh = tx_free_thresh; + txq->pthresh = tx_conf->tx_thresh.pthresh; + txq->hthresh = tx_conf->tx_thresh.hthresh; + txq->wthresh = tx_conf->tx_thresh.wthresh; + txq->queue_id = queue_idx; + + txq->reg_idx = vsi->base_queue + queue_idx; + txq->port_id = dev->data->port_id; + txq->offloads = offloads; + txq->vsi = vsi; + txq->tx_deferred_start = tx_conf->tx_deferred_start; + + txq->tx_ring_phys_addr = tz->phys_addr; + txq->tx_ring = (struct ice_tx_desc *)tz->addr; + + /* Allocate software ring */ + txq->sw_ring = + rte_zmalloc_socket(NULL, + sizeof(struct ice_tx_entry) * nb_desc, + RTE_CACHE_LINE_SIZE, + socket_id); + if (!txq->sw_ring) { + ice_tx_queue_release(txq); + PMD_INIT_LOG(ERR, "Failed to allocate memory for SW TX ring"); + return -ENOMEM; + } + + ice_reset_tx_queue(txq); + txq->q_set = TRUE; + dev->data->tx_queues[queue_idx] = txq; + txq->tx_rel_mbufs = _ice_tx_queue_release_mbufs; + ice_set_tx_function_flag(dev, txq); + + return 0; +} + +void +ice_tx_queue_release(void *txq) +{ + struct ice_tx_queue *q = (struct ice_tx_queue *)txq; + + if (!q) { + PMD_DRV_LOG(DEBUG, "Pointer to TX queue is NULL"); + return; + } + + ice_tx_queue_release_mbufs(q); + rte_free(q->sw_ring); + rte_free(q); +} + +void +ice_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id, + struct rte_eth_rxq_info *qinfo) +{ + struct ice_rx_queue *rxq; + + rxq = dev->data->rx_queues[queue_id]; + + qinfo->mp = rxq->mp; + qinfo->scattered_rx = dev->data->scattered_rx; + qinfo->nb_desc = rxq->nb_rx_desc; + + qinfo->conf.rx_free_thresh = rxq->rx_free_thresh; + qinfo->conf.rx_drop_en = rxq->drop_en; + qinfo->conf.rx_deferred_start = rxq->rx_deferred_start; +} + +void +ice_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id, + struct rte_eth_txq_info *qinfo) +{ + struct ice_tx_queue *txq; + + txq = dev->data->tx_queues[queue_id]; + + qinfo->nb_desc = txq->nb_tx_desc; + + qinfo->conf.tx_thresh.pthresh = txq->pthresh; + qinfo->conf.tx_thresh.hthresh = txq->hthresh; + qinfo->conf.tx_thresh.wthresh = txq->wthresh; + + qinfo->conf.tx_free_thresh = txq->tx_free_thresh; + qinfo->conf.tx_rs_thresh = txq->tx_rs_thresh; + qinfo->conf.offloads = txq->offloads; + qinfo->conf.tx_deferred_start = txq->tx_deferred_start; +} + +uint32_t +ice_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id) +{ +#define ICE_RXQ_SCAN_INTERVAL 4 + volatile union ice_rx_desc *rxdp; + struct ice_rx_queue *rxq; + uint16_t desc = 0; + + rxq = dev->data->rx_queues[rx_queue_id]; + rxdp = &rxq->rx_ring[rxq->rx_tail]; + while ((desc < rxq->nb_rx_desc) && + ((rte_le_to_cpu_64(rxdp->wb.qword1.status_error_len) & + ICE_RXD_QW1_STATUS_M) >> ICE_RXD_QW1_STATUS_S) & + (1 << ICE_RX_DESC_STATUS_DD_S)) { + /** + * Check the DD bit of a rx descriptor of each 4 in a group, + * to avoid checking too frequently and downgrading performance + * too much. + */ + desc += ICE_RXQ_SCAN_INTERVAL; + rxdp += ICE_RXQ_SCAN_INTERVAL; + if (rxq->rx_tail + desc >= rxq->nb_rx_desc) + rxdp = &(rxq->rx_ring[rxq->rx_tail + + desc - rxq->nb_rx_desc]); + } + + return desc; +} + +/* Translate the rx descriptor status to pkt flags */ +static inline uint64_t +ice_rxd_status_to_pkt_flags(uint64_t qword) +{ + uint64_t flags; + + /* Check if RSS_HASH */ + flags = (((qword >> ICE_RX_DESC_STATUS_FLTSTAT_S) & + ICE_RX_DESC_FLTSTAT_RSS_HASH) == + ICE_RX_DESC_FLTSTAT_RSS_HASH) ? PKT_RX_RSS_HASH : 0; + + return flags; +} + +/* Rx L3/L4 checksum */ +static inline uint64_t +ice_rxd_error_to_pkt_flags(uint64_t qword) +{ + uint64_t flags = 0; + uint64_t error_bits = (qword >> ICE_RXD_QW1_ERROR_S); + + if (likely((error_bits & ICE_RX_ERR_BITS) == 0)) { + flags |= (PKT_RX_IP_CKSUM_GOOD | PKT_RX_L4_CKSUM_GOOD); + return flags; + } + + if (unlikely(error_bits & (1 << ICE_RX_DESC_ERROR_IPE_S))) + flags |= PKT_RX_IP_CKSUM_BAD; + else + flags |= PKT_RX_IP_CKSUM_GOOD; + + if (unlikely(error_bits & (1 << ICE_RX_DESC_ERROR_L4E_S))) + flags |= PKT_RX_L4_CKSUM_BAD; + else + flags |= PKT_RX_L4_CKSUM_GOOD; + + if (unlikely(error_bits & (1 << ICE_RX_DESC_ERROR_EIPE_S))) + flags |= PKT_RX_EIP_CKSUM_BAD; + + return flags; +} + +static inline void +ice_rxd_to_vlan_tci(struct rte_mbuf *mb, volatile union ice_rx_desc *rxdp) +{ + if (rte_le_to_cpu_64(rxdp->wb.qword1.status_error_len) & + (1 << ICE_RX_DESC_STATUS_L2TAG1P_S)) { + mb->ol_flags |= PKT_RX_VLAN | PKT_RX_VLAN_STRIPPED; + mb->vlan_tci = + rte_le_to_cpu_16(rxdp->wb.qword0.lo_dword.l2tag1); + PMD_RX_LOG(DEBUG, "Descriptor l2tag1: %u", + rte_le_to_cpu_16(rxdp->wb.qword0.lo_dword.l2tag1)); + } else { + mb->vlan_tci = 0; + } + +#ifndef RTE_LIBRTE_ICE_16BYTE_RX_DESC + if (rte_le_to_cpu_16(rxdp->wb.qword2.ext_status) & + (1 << ICE_RX_DESC_EXT_STATUS_L2TAG2P_S)) { + mb->ol_flags |= PKT_RX_QINQ_STRIPPED | PKT_RX_QINQ | + PKT_RX_VLAN_STRIPPED | PKT_RX_VLAN; + mb->vlan_tci_outer = mb->vlan_tci; + mb->vlan_tci = rte_le_to_cpu_16(rxdp->wb.qword2.l2tag2_2); + PMD_RX_LOG(DEBUG, "Descriptor l2tag2_1: %u, l2tag2_2: %u", + rte_le_to_cpu_16(rxdp->wb.qword2.l2tag2_1), + rte_le_to_cpu_16(rxdp->wb.qword2.l2tag2_2)); + } else { + mb->vlan_tci_outer = 0; + } +#endif + PMD_RX_LOG(DEBUG, "Mbuf vlan_tci: %u, vlan_tci_outer: %u", + mb->vlan_tci, mb->vlan_tci_outer); +} + +#ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC +#define ICE_LOOK_AHEAD 8 +#if (ICE_LOOK_AHEAD != 8) +#error "PMD ICE: ICE_LOOK_AHEAD must be 8\n" +#endif +static inline int +ice_rx_scan_hw_ring(struct ice_rx_queue *rxq) +{ + volatile union ice_rx_desc *rxdp; + struct ice_rx_entry *rxep; + struct rte_mbuf *mb; + uint16_t pkt_len; + uint64_t qword1; + uint32_t rx_status; + int32_t s[ICE_LOOK_AHEAD], nb_dd; + int32_t i, j, nb_rx = 0; + uint64_t pkt_flags = 0; + uint32_t *ptype_tbl = rxq->vsi->adapter->ptype_tbl; + + rxdp = &rxq->rx_ring[rxq->rx_tail]; + rxep = &rxq->sw_ring[rxq->rx_tail]; + + qword1 = rte_le_to_cpu_64(rxdp->wb.qword1.status_error_len); + rx_status = (qword1 & ICE_RXD_QW1_STATUS_M) >> ICE_RXD_QW1_STATUS_S; + + /* Make sure there is at least 1 packet to receive */ + if (!(rx_status & (1 << ICE_RX_DESC_STATUS_DD_S))) + return 0; + + /** + * Scan LOOK_AHEAD descriptors at a time to determine which + * descriptors reference packets that are ready to be received. + */ + for (i = 0; i < ICE_RX_MAX_BURST; i += ICE_LOOK_AHEAD, + rxdp += ICE_LOOK_AHEAD, rxep += ICE_LOOK_AHEAD) { + /* Read desc statuses backwards to avoid race condition */ + for (j = ICE_LOOK_AHEAD - 1; j >= 0; j--) { + qword1 = rte_le_to_cpu_64( + rxdp[j].wb.qword1.status_error_len); + s[j] = (qword1 & ICE_RXD_QW1_STATUS_M) >> + ICE_RXD_QW1_STATUS_S; + } + + rte_smp_rmb(); + + /* Compute how many status bits were set */ + for (j = 0, nb_dd = 0; j < ICE_LOOK_AHEAD; j++) + nb_dd += s[j] & (1 << ICE_RX_DESC_STATUS_DD_S); + + nb_rx += nb_dd; + + /* Translate descriptor info to mbuf parameters */ + for (j = 0; j < nb_dd; j++) { + mb = rxep[j].mbuf; + qword1 = rte_le_to_cpu_64( + rxdp[j].wb.qword1.status_error_len); + pkt_len = ((qword1 & ICE_RXD_QW1_LEN_PBUF_M) >> + ICE_RXD_QW1_LEN_PBUF_S) - rxq->crc_len; + mb->data_len = pkt_len; + mb->pkt_len = pkt_len; + mb->ol_flags = 0; + pkt_flags = ice_rxd_status_to_pkt_flags(qword1); + pkt_flags |= ice_rxd_error_to_pkt_flags(qword1); + if (pkt_flags & PKT_RX_RSS_HASH) + mb->hash.rss = + rte_le_to_cpu_32( + rxdp[j].wb.qword0.hi_dword.rss); + mb->packet_type = ptype_tbl[(uint8_t)( + (qword1 & + ICE_RXD_QW1_PTYPE_M) >> + ICE_RXD_QW1_PTYPE_S)]; + ice_rxd_to_vlan_tci(mb, &rxdp[j]); + + mb->ol_flags |= pkt_flags; + } + + for (j = 0; j < ICE_LOOK_AHEAD; j++) + rxq->rx_stage[i + j] = rxep[j].mbuf; + + if (nb_dd != ICE_LOOK_AHEAD) + break; + } + + /* Clear software ring entries */ + for (i = 0; i < nb_rx; i++) + rxq->sw_ring[rxq->rx_tail + i].mbuf = NULL; + + PMD_RX_LOG(DEBUG, "ice_rx_scan_hw_ring: " + "port_id=%u, queue_id=%u, nb_rx=%d", + rxq->port_id, rxq->queue_id, nb_rx); + + return nb_rx; +} + +static inline uint16_t +ice_rx_fill_from_stage(struct ice_rx_queue *rxq, + struct rte_mbuf **rx_pkts, + uint16_t nb_pkts) +{ + uint16_t i; + struct rte_mbuf **stage = &rxq->rx_stage[rxq->rx_next_avail]; + + nb_pkts = (uint16_t)RTE_MIN(nb_pkts, rxq->rx_nb_avail); + + for (i = 0; i < nb_pkts; i++) + rx_pkts[i] = stage[i]; + + rxq->rx_nb_avail = (uint16_t)(rxq->rx_nb_avail - nb_pkts); + rxq->rx_next_avail = (uint16_t)(rxq->rx_next_avail + nb_pkts); + + return nb_pkts; +} + +static inline int +ice_rx_alloc_bufs(struct ice_rx_queue *rxq) +{ + volatile union ice_rx_desc *rxdp; + struct ice_rx_entry *rxep; + struct rte_mbuf *mb; + uint16_t alloc_idx, i; + uint64_t dma_addr; + int diag; + + /* Allocate buffers in bulk */ + alloc_idx = (uint16_t)(rxq->rx_free_trigger - + (rxq->rx_free_thresh - 1)); + rxep = &rxq->sw_ring[alloc_idx]; + diag = rte_mempool_get_bulk(rxq->mp, (void *)rxep, + rxq->rx_free_thresh); + if (unlikely(diag != 0)) { + PMD_RX_LOG(ERR, "Failed to get mbufs in bulk"); + return -ENOMEM; + } + + rxdp = &rxq->rx_ring[alloc_idx]; + for (i = 0; i < rxq->rx_free_thresh; i++) { + if (likely(i < (rxq->rx_free_thresh - 1))) + /* Prefetch next mbuf */ + rte_prefetch0(rxep[i + 1].mbuf); + + mb = rxep[i].mbuf; + rte_mbuf_refcnt_set(mb, 1); + mb->next = NULL; + mb->data_off = RTE_PKTMBUF_HEADROOM; + mb->nb_segs = 1; + mb->port = rxq->port_id; + dma_addr = rte_cpu_to_le_64(rte_mbuf_data_iova_default(mb)); + rxdp[i].read.hdr_addr = 0; + rxdp[i].read.pkt_addr = dma_addr; + } + + /* Update rx tail regsiter */ + rte_wmb(); + ICE_PCI_REG_WRITE(rxq->qrx_tail, rxq->rx_free_trigger); + + rxq->rx_free_trigger = + (uint16_t)(rxq->rx_free_trigger + rxq->rx_free_thresh); + if (rxq->rx_free_trigger >= rxq->nb_rx_desc) + rxq->rx_free_trigger = (uint16_t)(rxq->rx_free_thresh - 1); + + return 0; +} + +static inline uint16_t +rx_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) +{ + struct ice_rx_queue *rxq = (struct ice_rx_queue *)rx_queue; + uint16_t nb_rx = 0; + struct rte_eth_dev *dev; + + if (!nb_pkts) + return 0; + + if (rxq->rx_nb_avail) + return ice_rx_fill_from_stage(rxq, rx_pkts, nb_pkts); + + nb_rx = (uint16_t)ice_rx_scan_hw_ring(rxq); + rxq->rx_next_avail = 0; + rxq->rx_nb_avail = nb_rx; + rxq->rx_tail = (uint16_t)(rxq->rx_tail + nb_rx); + + if (rxq->rx_tail > rxq->rx_free_trigger) { + if (ice_rx_alloc_bufs(rxq) != 0) { + uint16_t i, j; + + dev = ICE_VSI_TO_ETH_DEV(rxq->vsi); + dev->data->rx_mbuf_alloc_failed += + rxq->rx_free_thresh; + PMD_RX_LOG(DEBUG, "Rx mbuf alloc failed for " + "port_id=%u, queue_id=%u", + rxq->port_id, rxq->queue_id); + rxq->rx_nb_avail = 0; + rxq->rx_tail = (uint16_t)(rxq->rx_tail - nb_rx); + for (i = 0, j = rxq->rx_tail; i < nb_rx; i++, j++) + rxq->sw_ring[j].mbuf = rxq->rx_stage[i]; + + return 0; + } + } + + if (rxq->rx_tail >= rxq->nb_rx_desc) + rxq->rx_tail = 0; + + if (rxq->rx_nb_avail) + return ice_rx_fill_from_stage(rxq, rx_pkts, nb_pkts); + + return 0; +} + +static uint16_t +ice_recv_pkts_bulk_alloc(void *rx_queue, + struct rte_mbuf **rx_pkts, + uint16_t nb_pkts) +{ + uint16_t nb_rx = 0; + uint16_t n; + uint16_t count; + + if (unlikely(nb_pkts == 0)) + return nb_rx; + + if (likely(nb_pkts <= ICE_RX_MAX_BURST)) + return rx_recv_pkts(rx_queue, rx_pkts, nb_pkts); + + while (nb_pkts) { + n = RTE_MIN(nb_pkts, ICE_RX_MAX_BURST); + count = rx_recv_pkts(rx_queue, &rx_pkts[nb_rx], n); + nb_rx = (uint16_t)(nb_rx + count); + nb_pkts = (uint16_t)(nb_pkts - count); + if (count < n) + break; + } + + return nb_rx; +} +#else +static uint16_t +ice_recv_pkts_bulk_alloc(void __rte_unused *rx_queue, + struct rte_mbuf __rte_unused **rx_pkts, + uint16_t __rte_unused nb_pkts) +{ + return 0; +} +#endif /* RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC */ + +static uint16_t +ice_recv_scattered_pkts(void *rx_queue, + struct rte_mbuf **rx_pkts, + uint16_t nb_pkts) +{ + struct ice_rx_queue *rxq = rx_queue; + volatile union ice_rx_desc *rx_ring = rxq->rx_ring; + volatile union ice_rx_desc *rxdp; + union ice_rx_desc rxd; + struct ice_rx_entry *sw_ring = rxq->sw_ring; + struct ice_rx_entry *rxe; + struct rte_mbuf *first_seg = rxq->pkt_first_seg; + struct rte_mbuf *last_seg = rxq->pkt_last_seg; + struct rte_mbuf *nmb; /* new allocated mbuf */ + struct rte_mbuf *rxm; /* pointer to store old mbuf in SW ring */ + uint16_t rx_id = rxq->rx_tail; + uint16_t nb_rx = 0; + uint16_t nb_hold = 0; + uint16_t rx_packet_len; + uint32_t rx_status; + uint64_t qword1; + uint64_t dma_addr; + uint64_t pkt_flags = 0; + uint32_t *ptype_tbl = rxq->vsi->adapter->ptype_tbl; + struct rte_eth_dev *dev; + + while (nb_rx < nb_pkts) { + rxdp = &rx_ring[rx_id]; + qword1 = rte_le_to_cpu_64(rxdp->wb.qword1.status_error_len); + rx_status = (qword1 & ICE_RXD_QW1_STATUS_M) >> + ICE_RXD_QW1_STATUS_S; + + /* Check the DD bit first */ + if (!(rx_status & (1 << ICE_RX_DESC_STATUS_DD_S))) + break; + + /* allocate mbuf */ + nmb = rte_mbuf_raw_alloc(rxq->mp); + if (unlikely(!nmb)) { + dev = ICE_VSI_TO_ETH_DEV(rxq->vsi); + dev->data->rx_mbuf_alloc_failed++; + break; + } + rxd = *rxdp; /* copy descriptor in ring to temp variable*/ + + nb_hold++; + rxe = &sw_ring[rx_id]; /* get corresponding mbuf in SW ring */ + rx_id++; + if (unlikely(rx_id == rxq->nb_rx_desc)) + rx_id = 0; + + /* Prefetch next mbuf */ + rte_prefetch0(sw_ring[rx_id].mbuf); + + /** + * When next RX descriptor is on a cache line boundary, + * prefetch the next 4 RX descriptors and next 8 pointers + * to mbufs. + */ + if ((rx_id & 0x3) == 0) { + rte_prefetch0(&rx_ring[rx_id]); + rte_prefetch0(&sw_ring[rx_id]); + } + + rxm = rxe->mbuf; + rxe->mbuf = nmb; + dma_addr = + rte_cpu_to_le_64(rte_mbuf_data_iova_default(nmb)); + + /* Set data buffer address and data length of the mbuf */ + rxdp->read.hdr_addr = 0; + rxdp->read.pkt_addr = dma_addr; + rx_packet_len = (qword1 & ICE_RXD_QW1_LEN_PBUF_M) >> + ICE_RXD_QW1_LEN_PBUF_S; + rxm->data_len = rx_packet_len; + rxm->data_off = RTE_PKTMBUF_HEADROOM; + ice_rxd_to_vlan_tci(rxm, rxdp); + rxm->packet_type = ptype_tbl[(uint8_t)((qword1 & + ICE_RXD_QW1_PTYPE_M) >> + ICE_RXD_QW1_PTYPE_S)]; + + /** + * If this is the first buffer of the received packet, set the + * pointer to the first mbuf of the packet and initialize its + * context. Otherwise, update the total length and the number + * of segments of the current scattered packet, and update the + * pointer to the last mbuf of the current packet. + */ + if (!first_seg) { + first_seg = rxm; + first_seg->nb_segs = 1; + first_seg->pkt_len = rx_packet_len; + } else { + first_seg->pkt_len = + (uint16_t)(first_seg->pkt_len + + rx_packet_len); + first_seg->nb_segs++; + last_seg->next = rxm; + } + + /** + * If this is not the last buffer of the received packet, + * update the pointer to the last mbuf of the current scattered + * packet and continue to parse the RX ring. + */ + if (!(rx_status & (1 << ICE_RX_DESC_STATUS_EOF_S))) { + last_seg = rxm; + continue; + } + + /** + * This is the last buffer of the received packet. If the CRC + * is not stripped by the hardware: + * - Subtract the CRC length from the total packet length. + * - If the last buffer only contains the whole CRC or a part + * of it, free the mbuf associated to the last buffer. If part + * of the CRC is also contained in the previous mbuf, subtract + * the length of that CRC part from the data length of the + * previous mbuf. + */ + rxm->next = NULL; + if (unlikely(rxq->crc_len > 0)) { + first_seg->pkt_len -= ETHER_CRC_LEN; + if (rx_packet_len <= ETHER_CRC_LEN) { + rte_pktmbuf_free_seg(rxm); + first_seg->nb_segs--; + last_seg->data_len = + (uint16_t)(last_seg->data_len - + (ETHER_CRC_LEN - rx_packet_len)); + last_seg->next = NULL; + } else + rxm->data_len = (uint16_t)(rx_packet_len - + ETHER_CRC_LEN); + } + + first_seg->port = rxq->port_id; + first_seg->ol_flags = 0; + + pkt_flags = ice_rxd_status_to_pkt_flags(qword1); + pkt_flags |= ice_rxd_error_to_pkt_flags(qword1); + if (pkt_flags & PKT_RX_RSS_HASH) + first_seg->hash.rss = + rte_le_to_cpu_32(rxd.wb.qword0.hi_dword.rss); + + first_seg->ol_flags |= pkt_flags; + /* Prefetch data of first segment, if configured to do so. */ + rte_prefetch0(RTE_PTR_ADD(first_seg->buf_addr, + first_seg->data_off)); + rx_pkts[nb_rx++] = first_seg; + first_seg = NULL; + } + + /* Record index of the next RX descriptor to probe. */ + rxq->rx_tail = rx_id; + rxq->pkt_first_seg = first_seg; + rxq->pkt_last_seg = last_seg; + + /** + * If the number of free RX descriptors is greater than the RX free + * threshold of the queue, advance the Receive Descriptor Tail (RDT) + * register. Update the RDT with the value of the last processed RX + * descriptor minus 1, to guarantee that the RDT register is never + * equal to the RDH register, which creates a "full" ring situtation + * from the hardware point of view. + */ + nb_hold = (uint16_t)(nb_hold + rxq->nb_rx_hold); + if (nb_hold > rxq->rx_free_thresh) { + rx_id = (uint16_t)(rx_id == 0 ? + (rxq->nb_rx_desc - 1) : (rx_id - 1)); + /* write TAIL register */ + ICE_PCI_REG_WRITE(rxq->qrx_tail, rx_id); + nb_hold = 0; + } + rxq->nb_rx_hold = nb_hold; + + /* return received packet in the burst */ + return nb_rx; +} + +const uint32_t * +ice_dev_supported_ptypes_get(struct rte_eth_dev *dev) +{ + static const uint32_t ptypes[] = { + /* refers to ice_get_default_pkt_type() */ + RTE_PTYPE_L2_ETHER, + RTE_PTYPE_L2_ETHER_LLDP, + RTE_PTYPE_L2_ETHER_ARP, + RTE_PTYPE_L3_IPV4_EXT_UNKNOWN, + RTE_PTYPE_L3_IPV6_EXT_UNKNOWN, + RTE_PTYPE_L4_FRAG, + RTE_PTYPE_L4_ICMP, + RTE_PTYPE_L4_NONFRAG, + RTE_PTYPE_L4_SCTP, + RTE_PTYPE_L4_TCP, + RTE_PTYPE_L4_UDP, + RTE_PTYPE_TUNNEL_GRENAT, + RTE_PTYPE_TUNNEL_IP, + RTE_PTYPE_INNER_L2_ETHER, + RTE_PTYPE_INNER_L2_ETHER_VLAN, + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN, + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN, + RTE_PTYPE_INNER_L4_FRAG, + RTE_PTYPE_INNER_L4_ICMP, + RTE_PTYPE_INNER_L4_NONFRAG, + RTE_PTYPE_INNER_L4_SCTP, + RTE_PTYPE_INNER_L4_TCP, + RTE_PTYPE_INNER_L4_UDP, + RTE_PTYPE_TUNNEL_GTPC, + RTE_PTYPE_TUNNEL_GTPU, + RTE_PTYPE_UNKNOWN + }; + + if (dev->rx_pkt_burst == ice_recv_pkts || +#ifdef RTE_LIBRTE_ICE_RX_ALLOW_BULK_ALLOC + dev->rx_pkt_burst == ice_recv_pkts_bulk_alloc || +#endif + dev->rx_pkt_burst == ice_recv_scattered_pkts) + return ptypes; + +#ifdef RTE_ARCH_X86 + if (dev->rx_pkt_burst == ice_recv_pkts_vec || + dev->rx_pkt_burst == ice_recv_scattered_pkts_vec || + dev->rx_pkt_burst == ice_recv_pkts_vec_avx2 || + dev->rx_pkt_burst == ice_recv_scattered_pkts_vec_avx2) + return ptypes; +#endif + + return NULL; +} + +int +ice_rx_descriptor_status(void *rx_queue, uint16_t offset) +{ + struct ice_rx_queue *rxq = rx_queue; + volatile uint64_t *status; + uint64_t mask; + uint32_t desc; + + if (unlikely(offset >= rxq->nb_rx_desc)) + return -EINVAL; + + if (offset >= rxq->nb_rx_desc - rxq->nb_rx_hold) + return RTE_ETH_RX_DESC_UNAVAIL; + + desc = rxq->rx_tail + offset; + if (desc >= rxq->nb_rx_desc) + desc -= rxq->nb_rx_desc; + + status = &rxq->rx_ring[desc].wb.qword1.status_error_len; + mask = rte_cpu_to_le_64((1ULL << ICE_RX_DESC_STATUS_DD_S) << + ICE_RXD_QW1_STATUS_S); + if (*status & mask) + return RTE_ETH_RX_DESC_DONE; + + return RTE_ETH_RX_DESC_AVAIL; +} + +int +ice_tx_descriptor_status(void *tx_queue, uint16_t offset) +{ + struct ice_tx_queue *txq = tx_queue; + volatile uint64_t *status; + uint64_t mask, expect; + uint32_t desc; + + if (unlikely(offset >= txq->nb_tx_desc)) + return -EINVAL; + + desc = txq->tx_tail + offset; + /* go to next desc that has the RS bit */ + desc = ((desc + txq->tx_rs_thresh - 1) / txq->tx_rs_thresh) * + txq->tx_rs_thresh; + if (desc >= txq->nb_tx_desc) { + desc -= txq->nb_tx_desc; + if (desc >= txq->nb_tx_desc) + desc -= txq->nb_tx_desc; + } + + status = &txq->tx_ring[desc].cmd_type_offset_bsz; + mask = rte_cpu_to_le_64(ICE_TXD_QW1_DTYPE_M); + expect = rte_cpu_to_le_64(ICE_TX_DESC_DTYPE_DESC_DONE << + ICE_TXD_QW1_DTYPE_S); + if ((*status & mask) == expect) + return RTE_ETH_TX_DESC_DONE; + + return RTE_ETH_TX_DESC_FULL; +} + +void +ice_clear_queues(struct rte_eth_dev *dev) +{ + uint16_t i; + + PMD_INIT_FUNC_TRACE(); + + for (i = 0; i < dev->data->nb_tx_queues; i++) { + ice_tx_queue_release_mbufs(dev->data->tx_queues[i]); + ice_reset_tx_queue(dev->data->tx_queues[i]); + } + + for (i = 0; i < dev->data->nb_rx_queues; i++) { + ice_rx_queue_release_mbufs(dev->data->rx_queues[i]); + ice_reset_rx_queue(dev->data->rx_queues[i]); + } +} + +void +ice_free_queues(struct rte_eth_dev *dev) +{ + uint16_t i; + + PMD_INIT_FUNC_TRACE(); + + for (i = 0; i < dev->data->nb_rx_queues; i++) { + if (!dev->data->rx_queues[i]) + continue; + ice_rx_queue_release(dev->data->rx_queues[i]); + dev->data->rx_queues[i] = NULL; + } + dev->data->nb_rx_queues = 0; + + for (i = 0; i < dev->data->nb_tx_queues; i++) { + if (!dev->data->tx_queues[i]) + continue; + ice_tx_queue_release(dev->data->tx_queues[i]); + dev->data->tx_queues[i] = NULL; + } + dev->data->nb_tx_queues = 0; +} + +uint16_t +ice_recv_pkts(void *rx_queue, + struct rte_mbuf **rx_pkts, + uint16_t nb_pkts) +{ + struct ice_rx_queue *rxq = rx_queue; + volatile union ice_rx_desc *rx_ring = rxq->rx_ring; + volatile union ice_rx_desc *rxdp; + union ice_rx_desc rxd; + struct ice_rx_entry *sw_ring = rxq->sw_ring; + struct ice_rx_entry *rxe; + struct rte_mbuf *nmb; /* new allocated mbuf */ + struct rte_mbuf *rxm; /* pointer to store old mbuf in SW ring */ + uint16_t rx_id = rxq->rx_tail; + uint16_t nb_rx = 0; + uint16_t nb_hold = 0; + uint16_t rx_packet_len; + uint32_t rx_status; + uint64_t qword1; + uint64_t dma_addr; + uint64_t pkt_flags = 0; + uint32_t *ptype_tbl = rxq->vsi->adapter->ptype_tbl; + struct rte_eth_dev *dev; + + while (nb_rx < nb_pkts) { + rxdp = &rx_ring[rx_id]; + qword1 = rte_le_to_cpu_64(rxdp->wb.qword1.status_error_len); + rx_status = (qword1 & ICE_RXD_QW1_STATUS_M) >> + ICE_RXD_QW1_STATUS_S; + + /* Check the DD bit first */ + if (!(rx_status & (1 << ICE_RX_DESC_STATUS_DD_S))) + break; + + /* allocate mbuf */ + nmb = rte_mbuf_raw_alloc(rxq->mp); + if (unlikely(!nmb)) { + dev = ICE_VSI_TO_ETH_DEV(rxq->vsi); + dev->data->rx_mbuf_alloc_failed++; + break; + } + rxd = *rxdp; /* copy descriptor in ring to temp variable*/ + + nb_hold++; + rxe = &sw_ring[rx_id]; /* get corresponding mbuf in SW ring */ + rx_id++; + if (unlikely(rx_id == rxq->nb_rx_desc)) + rx_id = 0; + rxm = rxe->mbuf; + rxe->mbuf = nmb; + dma_addr = + rte_cpu_to_le_64(rte_mbuf_data_iova_default(nmb)); + + /** + * fill the read format of descriptor with physic address in + * new allocated mbuf: nmb + */ + rxdp->read.hdr_addr = 0; + rxdp->read.pkt_addr = dma_addr; + + /* calculate rx_packet_len of the received pkt */ + rx_packet_len = ((qword1 & ICE_RXD_QW1_LEN_PBUF_M) >> + ICE_RXD_QW1_LEN_PBUF_S) - rxq->crc_len; + + /* fill old mbuf with received descriptor: rxd */ + rxm->data_off = RTE_PKTMBUF_HEADROOM; + rte_prefetch0(RTE_PTR_ADD(rxm->buf_addr, RTE_PKTMBUF_HEADROOM)); + rxm->nb_segs = 1; + rxm->next = NULL; + rxm->pkt_len = rx_packet_len; + rxm->data_len = rx_packet_len; + rxm->port = rxq->port_id; + ice_rxd_to_vlan_tci(rxm, rxdp); + rxm->packet_type = ptype_tbl[(uint8_t)((qword1 & + ICE_RXD_QW1_PTYPE_M) >> + ICE_RXD_QW1_PTYPE_S)]; + pkt_flags = ice_rxd_status_to_pkt_flags(qword1); + pkt_flags |= ice_rxd_error_to_pkt_flags(qword1); + if (pkt_flags & PKT_RX_RSS_HASH) + rxm->hash.rss = + rte_le_to_cpu_32(rxd.wb.qword0.hi_dword.rss); + rxm->ol_flags |= pkt_flags; + /* copy old mbuf to rx_pkts */ + rx_pkts[nb_rx++] = rxm; + } + rxq->rx_tail = rx_id; + /** + * If the number of free RX descriptors is greater than the RX free + * threshold of the queue, advance the receive tail register of queue. + * Update that register with the value of the last processed RX + * descriptor minus 1. + */ + nb_hold = (uint16_t)(nb_hold + rxq->nb_rx_hold); + if (nb_hold > rxq->rx_free_thresh) { + rx_id = (uint16_t)(rx_id == 0 ? + (rxq->nb_rx_desc - 1) : (rx_id - 1)); + /* write TAIL register */ + ICE_PCI_REG_WRITE(rxq->qrx_tail, rx_id); + nb_hold = 0; + } + rxq->nb_rx_hold = nb_hold; + + /* return received packet in the burst */ + return nb_rx; +} + +static inline void +ice_txd_enable_checksum(uint64_t ol_flags, + uint32_t *td_cmd, + uint32_t *td_offset, + union ice_tx_offload tx_offload) +{ + /* L2 length must be set. */ + *td_offset |= (tx_offload.l2_len >> 1) << + ICE_TX_DESC_LEN_MACLEN_S; + + /* Enable L3 checksum offloads */ + if (ol_flags & PKT_TX_IP_CKSUM) { + *td_cmd |= ICE_TX_DESC_CMD_IIPT_IPV4_CSUM; + *td_offset |= (tx_offload.l3_len >> 2) << + ICE_TX_DESC_LEN_IPLEN_S; + } else if (ol_flags & PKT_TX_IPV4) { + *td_cmd |= ICE_TX_DESC_CMD_IIPT_IPV4; + *td_offset |= (tx_offload.l3_len >> 2) << + ICE_TX_DESC_LEN_IPLEN_S; + } else if (ol_flags & PKT_TX_IPV6) { + *td_cmd |= ICE_TX_DESC_CMD_IIPT_IPV6; + *td_offset |= (tx_offload.l3_len >> 2) << + ICE_TX_DESC_LEN_IPLEN_S; + } + + if (ol_flags & PKT_TX_TCP_SEG) { + *td_cmd |= ICE_TX_DESC_CMD_L4T_EOFT_TCP; + *td_offset |= (tx_offload.l4_len >> 2) << + ICE_TX_DESC_LEN_L4_LEN_S; + return; + } + + /* Enable L4 checksum offloads */ + switch (ol_flags & PKT_TX_L4_MASK) { + case PKT_TX_TCP_CKSUM: + *td_cmd |= ICE_TX_DESC_CMD_L4T_EOFT_TCP; + *td_offset |= (sizeof(struct tcp_hdr) >> 2) << + ICE_TX_DESC_LEN_L4_LEN_S; + break; + case PKT_TX_SCTP_CKSUM: + *td_cmd |= ICE_TX_DESC_CMD_L4T_EOFT_SCTP; + *td_offset |= (sizeof(struct sctp_hdr) >> 2) << + ICE_TX_DESC_LEN_L4_LEN_S; + break; + case PKT_TX_UDP_CKSUM: + *td_cmd |= ICE_TX_DESC_CMD_L4T_EOFT_UDP; + *td_offset |= (sizeof(struct udp_hdr) >> 2) << + ICE_TX_DESC_LEN_L4_LEN_S; + break; + default: + break; + } +} + +static inline int +ice_xmit_cleanup(struct ice_tx_queue *txq) +{ + struct ice_tx_entry *sw_ring = txq->sw_ring; + volatile struct ice_tx_desc *txd = txq->tx_ring; + uint16_t last_desc_cleaned = txq->last_desc_cleaned; + uint16_t nb_tx_desc = txq->nb_tx_desc; + uint16_t desc_to_clean_to; + uint16_t nb_tx_to_clean; + + /* Determine the last descriptor needing to be cleaned */ + desc_to_clean_to = (uint16_t)(last_desc_cleaned + txq->tx_rs_thresh); + if (desc_to_clean_to >= nb_tx_desc) + desc_to_clean_to = (uint16_t)(desc_to_clean_to - nb_tx_desc); + + /* Check to make sure the last descriptor to clean is done */ + desc_to_clean_to = sw_ring[desc_to_clean_to].last_id; + if (!(txd[desc_to_clean_to].cmd_type_offset_bsz & + rte_cpu_to_le_64(ICE_TX_DESC_DTYPE_DESC_DONE))) { + PMD_TX_FREE_LOG(DEBUG, "TX descriptor %4u is not done " + "(port=%d queue=%d) value=0x%"PRIx64"\n", + desc_to_clean_to, + txq->port_id, txq->queue_id, + txd[desc_to_clean_to].cmd_type_offset_bsz); + /* Failed to clean any descriptors */ + return -1; + } + + /* Figure out how many descriptors will be cleaned */ + if (last_desc_cleaned > desc_to_clean_to) + nb_tx_to_clean = (uint16_t)((nb_tx_desc - last_desc_cleaned) + + desc_to_clean_to); + else + nb_tx_to_clean = (uint16_t)(desc_to_clean_to - + last_desc_cleaned); + + /* The last descriptor to clean is done, so that means all the + * descriptors from the last descriptor that was cleaned + * up to the last descriptor with the RS bit set + * are done. Only reset the threshold descriptor. + */ + txd[desc_to_clean_to].cmd_type_offset_bsz = 0; + + /* Update the txq to reflect the last descriptor that was cleaned */ + txq->last_desc_cleaned = desc_to_clean_to; + txq->nb_tx_free = (uint16_t)(txq->nb_tx_free + nb_tx_to_clean); + + return 0; +} + +/* Construct the tx flags */ +static inline uint64_t +ice_build_ctob(uint32_t td_cmd, + uint32_t td_offset, + uint16_t size, + uint32_t td_tag) +{ + return rte_cpu_to_le_64(ICE_TX_DESC_DTYPE_DATA | + ((uint64_t)td_cmd << ICE_TXD_QW1_CMD_S) | + ((uint64_t)td_offset << ICE_TXD_QW1_OFFSET_S) | + ((uint64_t)size << ICE_TXD_QW1_TX_BUF_SZ_S) | + ((uint64_t)td_tag << ICE_TXD_QW1_L2TAG1_S)); +} + +/* Check if the context descriptor is needed for TX offloading */ +static inline uint16_t +ice_calc_context_desc(uint64_t flags) +{ + static uint64_t mask = PKT_TX_TCP_SEG | PKT_TX_QINQ; + + return (flags & mask) ? 1 : 0; +} + +/* set ice TSO context descriptor */ +static inline uint64_t +ice_set_tso_ctx(struct rte_mbuf *mbuf, union ice_tx_offload tx_offload) +{ + uint64_t ctx_desc = 0; + uint32_t cd_cmd, hdr_len, cd_tso_len; + + if (!tx_offload.l4_len) { + PMD_TX_LOG(DEBUG, "L4 length set to 0"); + return ctx_desc; + } + + /** + * in case of non tunneling packet, the outer_l2_len and + * outer_l3_len must be 0. + */ + hdr_len = tx_offload.outer_l2_len + + tx_offload.outer_l3_len + + tx_offload.l2_len + + tx_offload.l3_len + + tx_offload.l4_len; + + cd_cmd = ICE_TX_CTX_DESC_TSO; + cd_tso_len = mbuf->pkt_len - hdr_len; + ctx_desc |= ((uint64_t)cd_cmd << ICE_TXD_CTX_QW1_CMD_S) | + ((uint64_t)cd_tso_len << ICE_TXD_CTX_QW1_TSO_LEN_S) | + ((uint64_t)mbuf->tso_segsz << ICE_TXD_CTX_QW1_MSS_S); + + return ctx_desc; +} + +uint16_t +ice_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts) +{ + struct ice_tx_queue *txq; + volatile struct ice_tx_desc *tx_ring; + volatile struct ice_tx_desc *txd; + struct ice_tx_entry *sw_ring; + struct ice_tx_entry *txe, *txn; + struct rte_mbuf *tx_pkt; + struct rte_mbuf *m_seg; + uint16_t tx_id; + uint16_t nb_tx; + uint16_t nb_used; + uint16_t nb_ctx; + uint32_t td_cmd = 0; + uint32_t td_offset = 0; + uint32_t td_tag = 0; + uint16_t tx_last; + uint64_t buf_dma_addr; + uint64_t ol_flags; + union ice_tx_offload tx_offload = {0}; + + txq = tx_queue; + sw_ring = txq->sw_ring; + tx_ring = txq->tx_ring; + tx_id = txq->tx_tail; + txe = &sw_ring[tx_id]; + + /* Check if the descriptor ring needs to be cleaned. */ + if (txq->nb_tx_free < txq->tx_free_thresh) + ice_xmit_cleanup(txq); + + for (nb_tx = 0; nb_tx < nb_pkts; nb_tx++) { + tx_pkt = *tx_pkts++; + + td_cmd = 0; + ol_flags = tx_pkt->ol_flags; + tx_offload.l2_len = tx_pkt->l2_len; + tx_offload.l3_len = tx_pkt->l3_len; + tx_offload.outer_l2_len = tx_pkt->outer_l2_len; + tx_offload.outer_l3_len = tx_pkt->outer_l3_len; + tx_offload.l4_len = tx_pkt->l4_len; + tx_offload.tso_segsz = tx_pkt->tso_segsz; + /* Calculate the number of context descriptors needed. */ + nb_ctx = ice_calc_context_desc(ol_flags); + + /* The number of descriptors that must be allocated for + * a packet equals to the number of the segments of that + * packet plus the number of context descriptor if needed. + */ + nb_used = (uint16_t)(tx_pkt->nb_segs + nb_ctx); + tx_last = (uint16_t)(tx_id + nb_used - 1); + + /* Circular ring */ + if (tx_last >= txq->nb_tx_desc) + tx_last = (uint16_t)(tx_last - txq->nb_tx_desc); + + if (nb_used > txq->nb_tx_free) { + if (ice_xmit_cleanup(txq) != 0) { + if (nb_tx == 0) + return 0; + goto end_of_tx; + } + if (unlikely(nb_used > txq->tx_rs_thresh)) { + while (nb_used > txq->nb_tx_free) { + if (ice_xmit_cleanup(txq) != 0) { + if (nb_tx == 0) + return 0; + goto end_of_tx; + } + } + } + } + + /* Descriptor based VLAN insertion */ + if (ol_flags & (PKT_TX_VLAN | PKT_TX_QINQ)) { + td_cmd |= ICE_TX_DESC_CMD_IL2TAG1; + td_tag = tx_pkt->vlan_tci; + } + + /* Enable checksum offloading */ + if (ol_flags & ICE_TX_CKSUM_OFFLOAD_MASK) { + ice_txd_enable_checksum(ol_flags, &td_cmd, + &td_offset, tx_offload); + } + + if (nb_ctx) { + /* Setup TX context descriptor if required */ + volatile struct ice_tx_ctx_desc *ctx_txd = + (volatile struct ice_tx_ctx_desc *) + &tx_ring[tx_id]; + uint16_t cd_l2tag2 = 0; + uint64_t cd_type_cmd_tso_mss = ICE_TX_DESC_DTYPE_CTX; + + txn = &sw_ring[txe->next_id]; + RTE_MBUF_PREFETCH_TO_FREE(txn->mbuf); + if (txe->mbuf) { + rte_pktmbuf_free_seg(txe->mbuf); + txe->mbuf = NULL; + } + + if (ol_flags & PKT_TX_TCP_SEG) + cd_type_cmd_tso_mss |= + ice_set_tso_ctx(tx_pkt, tx_offload); + + /* TX context descriptor based double VLAN insert */ + if (ol_flags & PKT_TX_QINQ) { + cd_l2tag2 = tx_pkt->vlan_tci_outer; + cd_type_cmd_tso_mss |= + ((uint64_t)ICE_TX_CTX_DESC_IL2TAG2 << + ICE_TXD_CTX_QW1_CMD_S); + } + ctx_txd->l2tag2 = rte_cpu_to_le_16(cd_l2tag2); + ctx_txd->qw1 = + rte_cpu_to_le_64(cd_type_cmd_tso_mss); + + txe->last_id = tx_last; + tx_id = txe->next_id; + txe = txn; + } + m_seg = tx_pkt; + + do { + txd = &tx_ring[tx_id]; + txn = &sw_ring[txe->next_id]; + + if (txe->mbuf) + rte_pktmbuf_free_seg(txe->mbuf); + txe->mbuf = m_seg; + + /* Setup TX Descriptor */ + buf_dma_addr = rte_mbuf_data_iova(m_seg); + txd->buf_addr = rte_cpu_to_le_64(buf_dma_addr); + txd->cmd_type_offset_bsz = + rte_cpu_to_le_64(ICE_TX_DESC_DTYPE_DATA | + ((uint64_t)td_cmd << ICE_TXD_QW1_CMD_S) | + ((uint64_t)td_offset << ICE_TXD_QW1_OFFSET_S) | + ((uint64_t)m_seg->data_len << + ICE_TXD_QW1_TX_BUF_SZ_S) | + ((uint64_t)td_tag << ICE_TXD_QW1_L2TAG1_S)); + + txe->last_id = tx_last; + tx_id = txe->next_id; + txe = txn; + m_seg = m_seg->next; + } while (m_seg); + + /* fill the last descriptor with End of Packet (EOP) bit */ + td_cmd |= ICE_TX_DESC_CMD_EOP; + txq->nb_tx_used = (uint16_t)(txq->nb_tx_used + nb_used); + txq->nb_tx_free = (uint16_t)(txq->nb_tx_free - nb_used); + + /* set RS bit on the last descriptor of one packet */ + if (txq->nb_tx_used >= txq->tx_rs_thresh) { + PMD_TX_FREE_LOG(DEBUG, + "Setting RS bit on TXD id=" + "%4u (port=%d queue=%d)", + tx_last, txq->port_id, txq->queue_id); + + td_cmd |= ICE_TX_DESC_CMD_RS; + + /* Update txq RS bit counters */ + txq->nb_tx_used = 0; + } + txd->cmd_type_offset_bsz |= + rte_cpu_to_le_64(((uint64_t)td_cmd) << + ICE_TXD_QW1_CMD_S); + } +end_of_tx: + rte_wmb(); + + /* update Tail register */ + ICE_PCI_REG_WRITE(txq->qtx_tail, tx_id); + txq->tx_tail = tx_id; + + return nb_tx; +} + +static inline int __attribute__((always_inline)) +ice_tx_free_bufs(struct ice_tx_queue *txq) +{ + struct ice_tx_entry *txep; + uint16_t i; + + if ((txq->tx_ring[txq->tx_next_dd].cmd_type_offset_bsz & + rte_cpu_to_le_64(ICE_TXD_QW1_DTYPE_M)) != + rte_cpu_to_le_64(ICE_TX_DESC_DTYPE_DESC_DONE)) + return 0; + + txep = &txq->sw_ring[txq->tx_next_dd - (txq->tx_rs_thresh - 1)]; + + for (i = 0; i < txq->tx_rs_thresh; i++) + rte_prefetch0((txep + i)->mbuf); + + if (txq->offloads & DEV_TX_OFFLOAD_MBUF_FAST_FREE) { + for (i = 0; i < txq->tx_rs_thresh; ++i, ++txep) { + rte_mempool_put(txep->mbuf->pool, txep->mbuf); + txep->mbuf = NULL; + } + } else { + for (i = 0; i < txq->tx_rs_thresh; ++i, ++txep) { + rte_pktmbuf_free_seg(txep->mbuf); + txep->mbuf = NULL; + } + } + + txq->nb_tx_free = (uint16_t)(txq->nb_tx_free + txq->tx_rs_thresh); + txq->tx_next_dd = (uint16_t)(txq->tx_next_dd + txq->tx_rs_thresh); + if (txq->tx_next_dd >= txq->nb_tx_desc) + txq->tx_next_dd = (uint16_t)(txq->tx_rs_thresh - 1); + + return txq->tx_rs_thresh; +} + +/* Populate 4 descriptors with data from 4 mbufs */ +static inline void +tx4(volatile struct ice_tx_desc *txdp, struct rte_mbuf **pkts) +{ + uint64_t dma_addr; + uint32_t i; + + for (i = 0; i < 4; i++, txdp++, pkts++) { + dma_addr = rte_mbuf_data_iova(*pkts); + txdp->buf_addr = rte_cpu_to_le_64(dma_addr); + txdp->cmd_type_offset_bsz = + ice_build_ctob((uint32_t)ICE_TD_CMD, 0, + (*pkts)->data_len, 0); + } +} + +/* Populate 1 descriptor with data from 1 mbuf */ +static inline void +tx1(volatile struct ice_tx_desc *txdp, struct rte_mbuf **pkts) +{ + uint64_t dma_addr; + + dma_addr = rte_mbuf_data_iova(*pkts); + txdp->buf_addr = rte_cpu_to_le_64(dma_addr); + txdp->cmd_type_offset_bsz = + ice_build_ctob((uint32_t)ICE_TD_CMD, 0, + (*pkts)->data_len, 0); +} + +static inline void +ice_tx_fill_hw_ring(struct ice_tx_queue *txq, struct rte_mbuf **pkts, + uint16_t nb_pkts) +{ + volatile struct ice_tx_desc *txdp = &txq->tx_ring[txq->tx_tail]; + struct ice_tx_entry *txep = &txq->sw_ring[txq->tx_tail]; + const int N_PER_LOOP = 4; + const int N_PER_LOOP_MASK = N_PER_LOOP - 1; + int mainpart, leftover; + int i, j; + + /** + * Process most of the packets in chunks of N pkts. Any + * leftover packets will get processed one at a time. + */ + mainpart = nb_pkts & ((uint32_t)~N_PER_LOOP_MASK); + leftover = nb_pkts & ((uint32_t)N_PER_LOOP_MASK); + for (i = 0; i < mainpart; i += N_PER_LOOP) { + /* Copy N mbuf pointers to the S/W ring */ + for (j = 0; j < N_PER_LOOP; ++j) + (txep + i + j)->mbuf = *(pkts + i + j); + tx4(txdp + i, pkts + i); + } + + if (unlikely(leftover > 0)) { + for (i = 0; i < leftover; ++i) { + (txep + mainpart + i)->mbuf = *(pkts + mainpart + i); + tx1(txdp + mainpart + i, pkts + mainpart + i); + } + } +} + +static inline uint16_t +tx_xmit_pkts(struct ice_tx_queue *txq, + struct rte_mbuf **tx_pkts, + uint16_t nb_pkts) +{ + volatile struct ice_tx_desc *txr = txq->tx_ring; + uint16_t n = 0; + + /** + * Begin scanning the H/W ring for done descriptors when the number + * of available descriptors drops below tx_free_thresh. For each done + * descriptor, free the associated buffer. + */ + if (txq->nb_tx_free < txq->tx_free_thresh) + ice_tx_free_bufs(txq); + + /* Use available descriptor only */ + nb_pkts = (uint16_t)RTE_MIN(txq->nb_tx_free, nb_pkts); + if (unlikely(!nb_pkts)) + return 0; + + txq->nb_tx_free = (uint16_t)(txq->nb_tx_free - nb_pkts); + if ((txq->tx_tail + nb_pkts) > txq->nb_tx_desc) { + n = (uint16_t)(txq->nb_tx_desc - txq->tx_tail); + ice_tx_fill_hw_ring(txq, tx_pkts, n); + txr[txq->tx_next_rs].cmd_type_offset_bsz |= + rte_cpu_to_le_64(((uint64_t)ICE_TX_DESC_CMD_RS) << + ICE_TXD_QW1_CMD_S); + txq->tx_next_rs = (uint16_t)(txq->tx_rs_thresh - 1); + txq->tx_tail = 0; + } + + /* Fill hardware descriptor ring with mbuf data */ + ice_tx_fill_hw_ring(txq, tx_pkts + n, (uint16_t)(nb_pkts - n)); + txq->tx_tail = (uint16_t)(txq->tx_tail + (nb_pkts - n)); + + /* Determin if RS bit needs to be set */ + if (txq->tx_tail > txq->tx_next_rs) { + txr[txq->tx_next_rs].cmd_type_offset_bsz |= + rte_cpu_to_le_64(((uint64_t)ICE_TX_DESC_CMD_RS) << + ICE_TXD_QW1_CMD_S); + txq->tx_next_rs = + (uint16_t)(txq->tx_next_rs + txq->tx_rs_thresh); + if (txq->tx_next_rs >= txq->nb_tx_desc) + txq->tx_next_rs = (uint16_t)(txq->tx_rs_thresh - 1); + } + + if (txq->tx_tail >= txq->nb_tx_desc) + txq->tx_tail = 0; + + /* Update the tx tail register */ + rte_wmb(); + ICE_PCI_REG_WRITE(txq->qtx_tail, txq->tx_tail); + + return nb_pkts; +} + +static uint16_t +ice_xmit_pkts_simple(void *tx_queue, + struct rte_mbuf **tx_pkts, + uint16_t nb_pkts) +{ + uint16_t nb_tx = 0; + + if (likely(nb_pkts <= ICE_TX_MAX_BURST)) + return tx_xmit_pkts((struct ice_tx_queue *)tx_queue, + tx_pkts, nb_pkts); + + while (nb_pkts) { + uint16_t ret, num = (uint16_t)RTE_MIN(nb_pkts, + ICE_TX_MAX_BURST); + + ret = tx_xmit_pkts((struct ice_tx_queue *)tx_queue, + &tx_pkts[nb_tx], num); + nb_tx = (uint16_t)(nb_tx + ret); + nb_pkts = (uint16_t)(nb_pkts - ret); + if (ret < num) + break; + } + + return nb_tx; +} + +void __attribute__((cold)) +ice_set_rx_function(struct rte_eth_dev *dev) +{ + PMD_INIT_FUNC_TRACE(); + struct ice_adapter *ad = + ICE_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private); +#ifdef RTE_ARCH_X86 + struct ice_rx_queue *rxq; + int i; + bool use_avx2 = false; + + if (!ice_rx_vec_dev_check(dev)) { + for (i = 0; i < dev->data->nb_rx_queues; i++) { + rxq = dev->data->rx_queues[i]; + (void)ice_rxq_vec_setup(rxq); + } + + if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2) == 1 || + rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX512F) == 1) + use_avx2 = true; + + if (dev->data->scattered_rx) { + PMD_DRV_LOG(DEBUG, + "Using %sVector Scattered Rx (port %d).", + use_avx2 ? "avx2 " : "", + dev->data->port_id); + dev->rx_pkt_burst = use_avx2 ? + ice_recv_scattered_pkts_vec_avx2 : + ice_recv_scattered_pkts_vec; + } else { + PMD_DRV_LOG(DEBUG, "Using %sVector Rx (port %d).", + use_avx2 ? "avx2 " : "", + dev->data->port_id); + dev->rx_pkt_burst = use_avx2 ? + ice_recv_pkts_vec_avx2 : + ice_recv_pkts_vec; + } + + return; + } +#endif + + if (dev->data->scattered_rx) { + /* Set the non-LRO scattered function */ + PMD_INIT_LOG(DEBUG, + "Using a Scattered function on port %d.", + dev->data->port_id); + dev->rx_pkt_burst = ice_recv_scattered_pkts; + } else if (ad->rx_bulk_alloc_allowed) { + PMD_INIT_LOG(DEBUG, + "Rx Burst Bulk Alloc Preconditions are " + "satisfied. Rx Burst Bulk Alloc function " + "will be used on port %d.", + dev->data->port_id); + dev->rx_pkt_burst = ice_recv_pkts_bulk_alloc; + } else { + PMD_INIT_LOG(DEBUG, + "Rx Burst Bulk Alloc Preconditions are not " + "satisfied, Normal Rx will be used on port %d.", + dev->data->port_id); + dev->rx_pkt_burst = ice_recv_pkts; + } +} + +void __attribute__((cold)) +ice_set_tx_function_flag(struct rte_eth_dev *dev, struct ice_tx_queue *txq) +{ + struct ice_adapter *ad = + ICE_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private); + + /* Use a simple Tx queue if possible (only fast free is allowed) */ + ad->tx_simple_allowed = + (txq->offloads == + (txq->offloads & DEV_TX_OFFLOAD_MBUF_FAST_FREE) && + txq->tx_rs_thresh >= ICE_TX_MAX_BURST); + + if (ad->tx_simple_allowed) + PMD_INIT_LOG(DEBUG, "Simple Tx can be enabled on Tx queue %u.", + txq->queue_id); + else + PMD_INIT_LOG(DEBUG, + "Simple Tx can NOT be enabled on Tx queue %u.", + txq->queue_id); +} + +/********************************************************************* + * + * TX prep functions + * + **********************************************************************/ +/* The default values of TSO MSS */ +#define ICE_MIN_TSO_MSS 64 +#define ICE_MAX_TSO_MSS 9728 +#define ICE_MAX_TSO_FRAME_SIZE 262144 +uint16_t +ice_prep_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts, + uint16_t nb_pkts) +{ + int i, ret; + uint64_t ol_flags; + struct rte_mbuf *m; + + for (i = 0; i < nb_pkts; i++) { + m = tx_pkts[i]; + ol_flags = m->ol_flags; + + if (ol_flags & PKT_TX_TCP_SEG && + (m->tso_segsz < ICE_MIN_TSO_MSS || + m->tso_segsz > ICE_MAX_TSO_MSS || + m->pkt_len > ICE_MAX_TSO_FRAME_SIZE)) { + /** + * MSS outside the range are considered malicious + */ + rte_errno = -EINVAL; + return i; + } + +#ifdef RTE_LIBRTE_ETHDEV_DEBUG + ret = rte_validate_tx_offload(m); + if (ret != 0) { + rte_errno = ret; + return i; + } +#endif + ret = rte_net_intel_cksum_prepare(m); + if (ret != 0) { + rte_errno = ret; + return i; + } + } + return i; +} + +void __attribute__((cold)) +ice_set_tx_function(struct rte_eth_dev *dev) +{ + struct ice_adapter *ad = + ICE_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private); +#ifdef RTE_ARCH_X86 + struct ice_tx_queue *txq; + int i; + bool use_avx2 = false; + + if (!ice_tx_vec_dev_check(dev)) { + for (i = 0; i < dev->data->nb_tx_queues; i++) { + txq = dev->data->tx_queues[i]; + (void)ice_txq_vec_setup(txq); + } + + if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2) == 1 || + rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX512F) == 1) + use_avx2 = true; + + PMD_DRV_LOG(DEBUG, "Using %sVector Tx (port %d).", + use_avx2 ? "avx2 " : "", + dev->data->port_id); + dev->tx_pkt_burst = use_avx2 ? + ice_xmit_pkts_vec_avx2 : + ice_xmit_pkts_vec; + dev->tx_pkt_prepare = NULL; + + return; + } +#endif + + if (ad->tx_simple_allowed) { + PMD_INIT_LOG(DEBUG, "Simple tx finally be used."); + dev->tx_pkt_burst = ice_xmit_pkts_simple; + dev->tx_pkt_prepare = NULL; + } else { + PMD_INIT_LOG(DEBUG, "Normal tx finally be used."); + dev->tx_pkt_burst = ice_xmit_pkts; + dev->tx_pkt_prepare = ice_prep_pkts; + } +} + +/* For each value it means, datasheet of hardware can tell more details + * + * @note: fix ice_dev_supported_ptypes_get() if any change here. + */ +static inline uint32_t +ice_get_default_pkt_type(uint16_t ptype) +{ + static const uint32_t type_table[ICE_MAX_PKT_TYPE] + __rte_cache_aligned = { + /* L2 types */ + /* [0] reserved */ + [1] = RTE_PTYPE_L2_ETHER, + /* [2] - [5] reserved */ + [6] = RTE_PTYPE_L2_ETHER_LLDP, + /* [7] - [10] reserved */ + [11] = RTE_PTYPE_L2_ETHER_ARP, + /* [12] - [21] reserved */ + + /* Non tunneled IPv4 */ + [22] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_L4_FRAG, + [23] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_L4_NONFRAG, + [24] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_L4_UDP, + /* [25] reserved */ + [26] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_L4_TCP, + [27] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_L4_SCTP, + [28] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_L4_ICMP, + + /* IPv4 --> IPv4 */ + [29] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [30] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [31] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [32] reserved */ + [33] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [34] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [35] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv4 --> IPv6 */ + [36] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [37] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [38] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [39] reserved */ + [40] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [41] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [42] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv4 --> GRE/Teredo/VXLAN */ + [43] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT, + + /* IPv4 --> GRE/Teredo/VXLAN --> IPv4 */ + [44] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [45] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [46] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [47] reserved */ + [48] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [49] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [50] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv4 --> GRE/Teredo/VXLAN --> IPv6 */ + [51] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [52] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [53] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [54] reserved */ + [55] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [56] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [57] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv4 --> GRE/Teredo/VXLAN --> MAC */ + [58] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER, + + /* IPv4 --> GRE/Teredo/VXLAN --> MAC --> IPv4 */ + [59] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [60] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [61] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [62] reserved */ + [63] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [64] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [65] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv4 --> GRE/Teredo/VXLAN --> MAC --> IPv6 */ + [66] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [67] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [68] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [69] reserved */ + [70] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [71] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [72] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv4 --> GRE/Teredo/VXLAN --> MAC/VLAN */ + [73] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN, + + /* IPv4 --> GRE/Teredo/VXLAN --> MAC/VLAN --> IPv4 */ + [74] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [75] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [76] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [77] reserved */ + [78] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [79] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [80] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv4 --> GRE/Teredo/VXLAN --> MAC/VLAN --> IPv6 */ + [81] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [82] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [83] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [84] reserved */ + [85] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [86] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [87] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* Non tunneled IPv6 */ + [88] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_L4_FRAG, + [89] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_L4_NONFRAG, + [90] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_L4_UDP, + /* [91] reserved */ + [92] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_L4_TCP, + [93] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_L4_SCTP, + [94] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_L4_ICMP, + + /* IPv6 --> IPv4 */ + [95] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [96] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [97] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [98] reserved */ + [99] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [100] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [101] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv6 --> IPv6 */ + [102] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [103] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [104] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [105] reserved */ + [106] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [107] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [108] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_IP | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv6 --> GRE/Teredo/VXLAN */ + [109] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT, + + /* IPv6 --> GRE/Teredo/VXLAN --> IPv4 */ + [110] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [111] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [112] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [113] reserved */ + [114] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [115] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [116] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv6 --> GRE/Teredo/VXLAN --> IPv6 */ + [117] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [118] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [119] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [120] reserved */ + [121] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [122] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [123] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv6 --> GRE/Teredo/VXLAN --> MAC */ + [124] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER, + + /* IPv6 --> GRE/Teredo/VXLAN --> MAC --> IPv4 */ + [125] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [126] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [127] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [128] reserved */ + [129] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [130] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [131] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv6 --> GRE/Teredo/VXLAN --> MAC --> IPv6 */ + [132] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [133] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [134] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [135] reserved */ + [136] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [137] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [138] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | RTE_PTYPE_INNER_L2_ETHER | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv6 --> GRE/Teredo/VXLAN --> MAC/VLAN */ + [139] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN, + + /* IPv6 --> GRE/Teredo/VXLAN --> MAC/VLAN --> IPv4 */ + [140] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [141] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [142] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [143] reserved */ + [144] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [145] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [146] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + + /* IPv6 --> GRE/Teredo/VXLAN --> MAC/VLAN --> IPv6 */ + [147] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_FRAG, + [148] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_NONFRAG, + [149] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_UDP, + /* [150] reserved */ + [151] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_TCP, + [152] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_SCTP, + [153] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GRENAT | + RTE_PTYPE_INNER_L2_ETHER_VLAN | + RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_INNER_L4_ICMP, + /* [154] - [255] reserved */ + [256] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GTPC, + [257] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GTPC, + [258] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GTPU, + [259] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GTPU, + /* [260] - [263] reserved */ + [264] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GTPC, + [265] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GTPC, + [266] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GTPU, + [267] = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6_EXT_UNKNOWN | + RTE_PTYPE_TUNNEL_GTPU, + + /* All others reserved */ + }; + + return type_table[ptype]; +} + +void __attribute__((cold)) +ice_set_default_ptype_table(struct rte_eth_dev *dev) +{ + struct ice_adapter *ad = + ICE_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private); + int i; + + for (i = 0; i < ICE_MAX_PKT_TYPE; i++) + ad->ptype_tbl[i] = ice_get_default_pkt_type(i); +} |