--- /dev/null
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) Broadcom Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Broadcom Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <inttypes.h>
+#include <stdbool.h>
+
+#include <rte_dev.h>
+#include <rte_ethdev.h>
+#include <rte_malloc.h>
+#include <rte_cycles.h>
+
+#include "bnxt.h"
+#include "bnxt_cpr.h"
+#include "bnxt_filter.h"
+#include "bnxt_hwrm.h"
+#include "bnxt_ring.h"
+#include "bnxt_rxq.h"
+#include "bnxt_rxr.h"
+#include "bnxt_stats.h"
+#include "bnxt_txq.h"
+#include "bnxt_txr.h"
+#include "bnxt_vnic.h"
+#include "hsi_struct_def_dpdk.h"
+
+#define DRV_MODULE_NAME "bnxt"
+static const char bnxt_version[] =
+ "Broadcom Cumulus driver " DRV_MODULE_NAME "\n";
+
+static struct rte_pci_id bnxt_pci_id_map[] = {
+#define RTE_PCI_DEV_ID_DECL_BNXT(vend, dev) {RTE_PCI_DEVICE(vend, dev)},
+#include "rte_pci_dev_ids.h"
+ {.device_id = 0},
+};
+
+#define BNXT_ETH_RSS_SUPPORT ( \
+ ETH_RSS_IPV4 | \
+ ETH_RSS_NONFRAG_IPV4_TCP | \
+ ETH_RSS_NONFRAG_IPV4_UDP | \
+ ETH_RSS_IPV6 | \
+ ETH_RSS_NONFRAG_IPV6_TCP | \
+ ETH_RSS_NONFRAG_IPV6_UDP)
+
+/***********************/
+
+/*
+ * High level utility functions
+ */
+
+static void bnxt_free_mem(struct bnxt *bp)
+{
+ bnxt_free_filter_mem(bp);
+ bnxt_free_vnic_attributes(bp);
+ bnxt_free_vnic_mem(bp);
+
+ bnxt_free_stats(bp);
+ bnxt_free_tx_rings(bp);
+ bnxt_free_rx_rings(bp);
+ bnxt_free_def_cp_ring(bp);
+}
+
+static int bnxt_alloc_mem(struct bnxt *bp)
+{
+ int rc;
+
+ /* Default completion ring */
+ rc = bnxt_init_def_ring_struct(bp, SOCKET_ID_ANY);
+ if (rc)
+ goto alloc_mem_err;
+
+ rc = bnxt_alloc_rings(bp, 0, NULL, NULL,
+ bp->def_cp_ring, "def_cp");
+ if (rc)
+ goto alloc_mem_err;
+
+ rc = bnxt_alloc_vnic_mem(bp);
+ if (rc)
+ goto alloc_mem_err;
+
+ rc = bnxt_alloc_vnic_attributes(bp);
+ if (rc)
+ goto alloc_mem_err;
+
+ rc = bnxt_alloc_filter_mem(bp);
+ if (rc)
+ goto alloc_mem_err;
+
+ return 0;
+
+alloc_mem_err:
+ bnxt_free_mem(bp);
+ return rc;
+}
+
+static int bnxt_init_chip(struct bnxt *bp)
+{
+ unsigned int i, rss_idx, fw_idx;
+ int rc;
+
+ rc = bnxt_alloc_all_hwrm_stat_ctxs(bp);
+ if (rc) {
+ RTE_LOG(ERR, PMD, "HWRM stat ctx alloc failure rc: %x\n", rc);
+ goto err_out;
+ }
+
+ rc = bnxt_alloc_hwrm_rings(bp);
+ if (rc) {
+ RTE_LOG(ERR, PMD, "HWRM ring alloc failure rc: %x\n", rc);
+ goto err_out;
+ }
+
+ rc = bnxt_alloc_all_hwrm_ring_grps(bp);
+ if (rc) {
+ RTE_LOG(ERR, PMD, "HWRM ring grp alloc failure: %x\n", rc);
+ goto err_out;
+ }
+
+ rc = bnxt_mq_rx_configure(bp);
+ if (rc) {
+ RTE_LOG(ERR, PMD, "MQ mode configure failure rc: %x\n", rc);
+ goto err_out;
+ }
+
+ /* VNIC configuration */
+ for (i = 0; i < bp->nr_vnics; i++) {
+ struct bnxt_vnic_info *vnic = &bp->vnic_info[i];
+
+ rc = bnxt_hwrm_vnic_alloc(bp, vnic);
+ if (rc) {
+ RTE_LOG(ERR, PMD, "HWRM vnic alloc failure rc: %x\n",
+ rc);
+ goto err_out;
+ }
+
+ rc = bnxt_hwrm_vnic_ctx_alloc(bp, vnic);
+ if (rc) {
+ RTE_LOG(ERR, PMD,
+ "HWRM vnic ctx alloc failure rc: %x\n", rc);
+ goto err_out;
+ }
+
+ rc = bnxt_hwrm_vnic_cfg(bp, vnic);
+ if (rc) {
+ RTE_LOG(ERR, PMD, "HWRM vnic cfg failure rc: %x\n", rc);
+ goto err_out;
+ }
+
+ rc = bnxt_set_hwrm_vnic_filters(bp, vnic);
+ if (rc) {
+ RTE_LOG(ERR, PMD, "HWRM vnic filter failure rc: %x\n",
+ rc);
+ goto err_out;
+ }
+ if (vnic->rss_table && vnic->hash_type) {
+ /*
+ * Fill the RSS hash & redirection table with
+ * ring group ids for all VNICs
+ */
+ for (rss_idx = 0, fw_idx = 0;
+ rss_idx < HW_HASH_INDEX_SIZE;
+ rss_idx++, fw_idx++) {
+ if (vnic->fw_grp_ids[fw_idx] ==
+ INVALID_HW_RING_ID)
+ fw_idx = 0;
+ vnic->rss_table[rss_idx] =
+ vnic->fw_grp_ids[fw_idx];
+ }
+ rc = bnxt_hwrm_vnic_rss_cfg(bp, vnic);
+ if (rc) {
+ RTE_LOG(ERR, PMD,
+ "HWRM vnic set RSS failure rc: %x\n",
+ rc);
+ goto err_out;
+ }
+ }
+ }
+ rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, &bp->vnic_info[0]);
+ if (rc) {
+ RTE_LOG(ERR, PMD,
+ "HWRM cfa l2 rx mask failure rc: %x\n", rc);
+ goto err_out;
+ }
+
+ return 0;
+
+err_out:
+ bnxt_free_all_hwrm_resources(bp);
+
+ return rc;
+}
+
+static int bnxt_shutdown_nic(struct bnxt *bp)
+{
+ bnxt_free_all_hwrm_resources(bp);
+ bnxt_free_all_filters(bp);
+ bnxt_free_all_vnics(bp);
+ return 0;
+}
+
+static int bnxt_init_nic(struct bnxt *bp)
+{
+ int rc;
+
+ bnxt_init_ring_grps(bp);
+ bnxt_init_vnics(bp);
+ bnxt_init_filters(bp);
+
+ rc = bnxt_init_chip(bp);
+ if (rc)
+ return rc;
+
+ return 0;
+}
+
+/*
+ * Device configuration and status function
+ */
+
+static void bnxt_dev_info_get_op(struct rte_eth_dev *eth_dev,
+ struct rte_eth_dev_info *dev_info)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ uint16_t max_vnics, i, j, vpool, vrxq;
+
+ /* MAC Specifics */
+ dev_info->max_mac_addrs = MAX_NUM_MAC_ADDR;
+ dev_info->max_hash_mac_addrs = 0;
+
+ /* PF/VF specifics */
+ if (BNXT_PF(bp)) {
+ dev_info->max_rx_queues = bp->pf.max_rx_rings;
+ dev_info->max_tx_queues = bp->pf.max_tx_rings;
+ dev_info->max_vfs = bp->pf.active_vfs;
+ dev_info->reta_size = bp->pf.max_rsscos_ctx;
+ max_vnics = bp->pf.max_vnics;
+ } else {
+ dev_info->max_rx_queues = bp->vf.max_rx_rings;
+ dev_info->max_tx_queues = bp->vf.max_tx_rings;
+ dev_info->reta_size = bp->vf.max_rsscos_ctx;
+ max_vnics = bp->vf.max_vnics;
+ }
+
+ /* Fast path specifics */
+ dev_info->min_rx_bufsize = 1;
+ dev_info->max_rx_pktlen = BNXT_MAX_MTU + ETHER_HDR_LEN + ETHER_CRC_LEN
+ + VLAN_TAG_SIZE;
+ dev_info->rx_offload_capa = 0;
+ dev_info->tx_offload_capa = DEV_TX_OFFLOAD_IPV4_CKSUM |
+ DEV_TX_OFFLOAD_TCP_CKSUM |
+ DEV_TX_OFFLOAD_UDP_CKSUM |
+ DEV_TX_OFFLOAD_TCP_TSO;
+
+ /* *INDENT-OFF* */
+ dev_info->default_rxconf = (struct rte_eth_rxconf) {
+ .rx_thresh = {
+ .pthresh = 8,
+ .hthresh = 8,
+ .wthresh = 0,
+ },
+ .rx_free_thresh = 32,
+ .rx_drop_en = 0,
+ };
+
+ dev_info->default_txconf = (struct rte_eth_txconf) {
+ .tx_thresh = {
+ .pthresh = 32,
+ .hthresh = 0,
+ .wthresh = 0,
+ },
+ .tx_free_thresh = 32,
+ .tx_rs_thresh = 32,
+ .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
+ ETH_TXQ_FLAGS_NOOFFLOADS,
+ };
+ /* *INDENT-ON* */
+
+ /*
+ * TODO: default_rxconf, default_txconf, rx_desc_lim, and tx_desc_lim
+ * need further investigation.
+ */
+
+ /* VMDq resources */
+ vpool = 64; /* ETH_64_POOLS */
+ vrxq = 128; /* ETH_VMDQ_DCB_NUM_QUEUES */
+ for (i = 0; i < 4; vpool >>= 1, i++) {
+ if (max_vnics > vpool) {
+ for (j = 0; j < 5; vrxq >>= 1, j++) {
+ if (dev_info->max_rx_queues > vrxq) {
+ if (vpool > vrxq)
+ vpool = vrxq;
+ goto found;
+ }
+ }
+ /* Not enough resources to support VMDq */
+ break;
+ }
+ }
+ /* Not enough resources to support VMDq */
+ vpool = 0;
+ vrxq = 0;
+found:
+ dev_info->max_vmdq_pools = vpool;
+ dev_info->vmdq_queue_num = vrxq;
+
+ dev_info->vmdq_pool_base = 0;
+ dev_info->vmdq_queue_base = 0;
+}
+
+/* Configure the device based on the configuration provided */
+static int bnxt_dev_configure_op(struct rte_eth_dev *eth_dev)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ int rc;
+
+ bp->rx_queues = (void *)eth_dev->data->rx_queues;
+ bp->tx_queues = (void *)eth_dev->data->tx_queues;
+
+ /* Inherit new configurations */
+ bp->rx_nr_rings = eth_dev->data->nb_rx_queues;
+ bp->tx_nr_rings = eth_dev->data->nb_tx_queues;
+ bp->rx_cp_nr_rings = bp->rx_nr_rings;
+ bp->tx_cp_nr_rings = bp->tx_nr_rings;
+
+ if (eth_dev->data->dev_conf.rxmode.jumbo_frame)
+ eth_dev->data->mtu =
+ eth_dev->data->dev_conf.rxmode.max_rx_pkt_len -
+ ETHER_HDR_LEN - ETHER_CRC_LEN - VLAN_TAG_SIZE;
+ rc = bnxt_set_hwrm_link_config(bp, true);
+ return rc;
+}
+
+static int bnxt_dev_start_op(struct rte_eth_dev *eth_dev)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ int rc;
+
+ rc = bnxt_hwrm_func_reset(bp);
+ if (rc) {
+ RTE_LOG(ERR, PMD, "hwrm chip reset failure rc: %x\n", rc);
+ rc = -1;
+ goto error;
+ }
+
+ rc = bnxt_alloc_mem(bp);
+ if (rc)
+ goto error;
+
+ rc = bnxt_init_nic(bp);
+ if (rc)
+ goto error;
+
+ return 0;
+
+error:
+ bnxt_shutdown_nic(bp);
+ bnxt_free_tx_mbufs(bp);
+ bnxt_free_rx_mbufs(bp);
+ bnxt_free_mem(bp);
+ return rc;
+}
+
+static int bnxt_dev_set_link_up_op(struct rte_eth_dev *eth_dev)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+
+ eth_dev->data->dev_link.link_status = 1;
+ bnxt_set_hwrm_link_config(bp, true);
+ return 0;
+}
+
+static int bnxt_dev_set_link_down_op(struct rte_eth_dev *eth_dev)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+
+ eth_dev->data->dev_link.link_status = 0;
+ bnxt_set_hwrm_link_config(bp, false);
+ return 0;
+}
+
+static void bnxt_dev_close_op(struct rte_eth_dev *eth_dev)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+
+ bnxt_free_tx_mbufs(bp);
+ bnxt_free_rx_mbufs(bp);
+ bnxt_free_mem(bp);
+ rte_free(eth_dev->data->mac_addrs);
+}
+
+/* Unload the driver, release resources */
+static void bnxt_dev_stop_op(struct rte_eth_dev *eth_dev)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+
+ if (bp->eth_dev->data->dev_started) {
+ /* TBD: STOP HW queues DMA */
+ eth_dev->data->dev_link.link_status = 0;
+ }
+ bnxt_shutdown_nic(bp);
+}
+
+static void bnxt_mac_addr_remove_op(struct rte_eth_dev *eth_dev,
+ uint32_t index)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ uint64_t pool_mask = eth_dev->data->mac_pool_sel[index];
+ struct bnxt_vnic_info *vnic;
+ struct bnxt_filter_info *filter, *temp_filter;
+ int i;
+
+ /*
+ * Loop through all VNICs from the specified filter flow pools to
+ * remove the corresponding MAC addr filter
+ */
+ for (i = 0; i < MAX_FF_POOLS; i++) {
+ if (!(pool_mask & (1 << i)))
+ continue;
+
+ STAILQ_FOREACH(vnic, &bp->ff_pool[i], next) {
+ filter = STAILQ_FIRST(&vnic->filter);
+ while (filter) {
+ temp_filter = STAILQ_NEXT(filter, next);
+ if (filter->mac_index == index) {
+ STAILQ_REMOVE(&vnic->filter, filter,
+ bnxt_filter_info, next);
+ bnxt_hwrm_clear_filter(bp, filter);
+ filter->mac_index = INVALID_MAC_INDEX;
+ memset(&filter->l2_addr, 0,
+ ETHER_ADDR_LEN);
+ STAILQ_INSERT_TAIL(
+ &bp->free_filter_list,
+ filter, next);
+ }
+ filter = temp_filter;
+ }
+ }
+ }
+}
+
+static void bnxt_mac_addr_add_op(struct rte_eth_dev *eth_dev,
+ struct ether_addr *mac_addr,
+ uint32_t index, uint32_t pool)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct bnxt_vnic_info *vnic = STAILQ_FIRST(&bp->ff_pool[pool]);
+ struct bnxt_filter_info *filter;
+
+ if (!vnic) {
+ RTE_LOG(ERR, PMD, "VNIC not found for pool %d!\n", pool);
+ return;
+ }
+ /* Attach requested MAC address to the new l2_filter */
+ STAILQ_FOREACH(filter, &vnic->filter, next) {
+ if (filter->mac_index == index) {
+ RTE_LOG(ERR, PMD,
+ "MAC addr already existed for pool %d\n", pool);
+ return;
+ }
+ }
+ filter = bnxt_alloc_filter(bp);
+ if (!filter) {
+ RTE_LOG(ERR, PMD, "L2 filter alloc failed\n");
+ return;
+ }
+ STAILQ_INSERT_TAIL(&vnic->filter, filter, next);
+ filter->mac_index = index;
+ memcpy(filter->l2_addr, mac_addr, ETHER_ADDR_LEN);
+ bnxt_hwrm_set_filter(bp, vnic, filter);
+}
+
+static int bnxt_link_update_op(struct rte_eth_dev *eth_dev,
+ int wait_to_complete)
+{
+ int rc = 0;
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct rte_eth_link new;
+ unsigned int cnt = BNXT_LINK_WAIT_CNT;
+
+ memset(&new, 0, sizeof(new));
+ do {
+ /* Retrieve link info from hardware */
+ rc = bnxt_get_hwrm_link_config(bp, &new);
+ if (rc) {
+ new.link_speed = ETH_LINK_SPEED_100M;
+ new.link_duplex = ETH_LINK_FULL_DUPLEX;
+ RTE_LOG(ERR, PMD,
+ "Failed to retrieve link rc = 0x%x!", rc);
+ goto out;
+ }
+ if (!wait_to_complete)
+ break;
+
+ rte_delay_ms(BNXT_LINK_WAIT_INTERVAL);
+
+ } while (!new.link_status && cnt--);
+
+ /* Timed out or success */
+ if (new.link_status) {
+ /* Update only if success */
+ eth_dev->data->dev_link.link_duplex = new.link_duplex;
+ eth_dev->data->dev_link.link_speed = new.link_speed;
+ }
+ eth_dev->data->dev_link.link_status = new.link_status;
+out:
+ return rc;
+}
+
+static void bnxt_promiscuous_enable_op(struct rte_eth_dev *eth_dev)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct bnxt_vnic_info *vnic;
+
+ if (bp->vnic_info == NULL)
+ return;
+
+ vnic = &bp->vnic_info[0];
+
+ vnic->flags |= BNXT_VNIC_INFO_PROMISC;
+ bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic);
+}
+
+static void bnxt_promiscuous_disable_op(struct rte_eth_dev *eth_dev)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct bnxt_vnic_info *vnic;
+
+ if (bp->vnic_info == NULL)
+ return;
+
+ vnic = &bp->vnic_info[0];
+
+ vnic->flags &= ~BNXT_VNIC_INFO_PROMISC;
+ bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic);
+}
+
+static void bnxt_allmulticast_enable_op(struct rte_eth_dev *eth_dev)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct bnxt_vnic_info *vnic;
+
+ if (bp->vnic_info == NULL)
+ return;
+
+ vnic = &bp->vnic_info[0];
+
+ vnic->flags |= BNXT_VNIC_INFO_ALLMULTI;
+ bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic);
+}
+
+static void bnxt_allmulticast_disable_op(struct rte_eth_dev *eth_dev)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct bnxt_vnic_info *vnic;
+
+ if (bp->vnic_info == NULL)
+ return;
+
+ vnic = &bp->vnic_info[0];
+
+ vnic->flags &= ~BNXT_VNIC_INFO_ALLMULTI;
+ bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic);
+}
+
+static int bnxt_reta_update_op(struct rte_eth_dev *eth_dev,
+ struct rte_eth_rss_reta_entry64 *reta_conf,
+ uint16_t reta_size)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
+ struct bnxt_vnic_info *vnic;
+ int i;
+
+ if (!(dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG))
+ return -EINVAL;
+
+ if (reta_size != HW_HASH_INDEX_SIZE) {
+ RTE_LOG(ERR, PMD, "The configured hash table lookup size "
+ "(%d) must equal the size supported by the hardware "
+ "(%d)\n", reta_size, HW_HASH_INDEX_SIZE);
+ return -EINVAL;
+ }
+ /* Update the RSS VNIC(s) */
+ for (i = 0; i < MAX_FF_POOLS; i++) {
+ STAILQ_FOREACH(vnic, &bp->ff_pool[i], next) {
+ memcpy(vnic->rss_table, reta_conf, reta_size);
+
+ bnxt_hwrm_vnic_rss_cfg(bp, vnic);
+ }
+ }
+ return 0;
+}
+
+static int bnxt_reta_query_op(struct rte_eth_dev *eth_dev,
+ struct rte_eth_rss_reta_entry64 *reta_conf,
+ uint16_t reta_size)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct bnxt_vnic_info *vnic = &bp->vnic_info[0];
+
+ /* Retrieve from the default VNIC */
+ if (!vnic)
+ return -EINVAL;
+ if (!vnic->rss_table)
+ return -EINVAL;
+
+ if (reta_size != HW_HASH_INDEX_SIZE) {
+ RTE_LOG(ERR, PMD, "The configured hash table lookup size "
+ "(%d) must equal the size supported by the hardware "
+ "(%d)\n", reta_size, HW_HASH_INDEX_SIZE);
+ return -EINVAL;
+ }
+ /* EW - need to revisit here copying from u64 to u16 */
+ memcpy(reta_conf, vnic->rss_table, reta_size);
+
+ return 0;
+}
+
+static int bnxt_rss_hash_update_op(struct rte_eth_dev *eth_dev,
+ struct rte_eth_rss_conf *rss_conf)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
+ struct bnxt_vnic_info *vnic;
+ uint16_t hash_type = 0;
+ int i;
+
+ /*
+ * If RSS enablement were different than dev_configure,
+ * then return -EINVAL
+ */
+ if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) {
+ if (!rss_conf->rss_hf)
+ return -EINVAL;
+ } else {
+ if (rss_conf->rss_hf & BNXT_ETH_RSS_SUPPORT)
+ return -EINVAL;
+ }
+ if (rss_conf->rss_hf & ETH_RSS_IPV4)
+ hash_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV4;
+ if (rss_conf->rss_hf & ETH_RSS_NONFRAG_IPV4_TCP)
+ hash_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV4;
+ if (rss_conf->rss_hf & ETH_RSS_NONFRAG_IPV4_UDP)
+ hash_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV4;
+ if (rss_conf->rss_hf & ETH_RSS_IPV6)
+ hash_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV6;
+ if (rss_conf->rss_hf & ETH_RSS_NONFRAG_IPV6_TCP)
+ hash_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV6;
+ if (rss_conf->rss_hf & ETH_RSS_NONFRAG_IPV6_UDP)
+ hash_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV6;
+
+ /* Update the RSS VNIC(s) */
+ for (i = 0; i < MAX_FF_POOLS; i++) {
+ STAILQ_FOREACH(vnic, &bp->ff_pool[i], next) {
+ vnic->hash_type = hash_type;
+
+ /*
+ * Use the supplied key if the key length is
+ * acceptable and the rss_key is not NULL
+ */
+ if (rss_conf->rss_key &&
+ rss_conf->rss_key_len <= HW_HASH_KEY_SIZE)
+ memcpy(vnic->rss_hash_key, rss_conf->rss_key,
+ rss_conf->rss_key_len);
+
+ bnxt_hwrm_vnic_rss_cfg(bp, vnic);
+ }
+ }
+ return 0;
+}
+
+static int bnxt_rss_hash_conf_get_op(struct rte_eth_dev *eth_dev,
+ struct rte_eth_rss_conf *rss_conf)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct bnxt_vnic_info *vnic = &bp->vnic_info[0];
+ int len;
+ uint32_t hash_types;
+
+ /* RSS configuration is the same for all VNICs */
+ if (vnic && vnic->rss_hash_key) {
+ if (rss_conf->rss_key) {
+ len = rss_conf->rss_key_len <= HW_HASH_KEY_SIZE ?
+ rss_conf->rss_key_len : HW_HASH_KEY_SIZE;
+ memcpy(rss_conf->rss_key, vnic->rss_hash_key, len);
+ }
+
+ hash_types = vnic->hash_type;
+ rss_conf->rss_hf = 0;
+ if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV4) {
+ rss_conf->rss_hf |= ETH_RSS_IPV4;
+ hash_types &= ~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV4;
+ }
+ if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV4) {
+ rss_conf->rss_hf |= ETH_RSS_NONFRAG_IPV4_TCP;
+ hash_types &=
+ ~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV4;
+ }
+ if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV4) {
+ rss_conf->rss_hf |= ETH_RSS_NONFRAG_IPV4_UDP;
+ hash_types &=
+ ~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV4;
+ }
+ if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV6) {
+ rss_conf->rss_hf |= ETH_RSS_IPV6;
+ hash_types &= ~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV6;
+ }
+ if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV6) {
+ rss_conf->rss_hf |= ETH_RSS_NONFRAG_IPV6_TCP;
+ hash_types &=
+ ~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV6;
+ }
+ if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV6) {
+ rss_conf->rss_hf |= ETH_RSS_NONFRAG_IPV6_UDP;
+ hash_types &=
+ ~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV6;
+ }
+ if (hash_types) {
+ RTE_LOG(ERR, PMD,
+ "Unknwon RSS config from firmware (%08x), RSS disabled",
+ vnic->hash_type);
+ return -ENOTSUP;
+ }
+ } else {
+ rss_conf->rss_hf = 0;
+ }
+ return 0;
+}
+
+static int bnxt_flow_ctrl_get_op(struct rte_eth_dev *dev,
+ struct rte_eth_fc_conf *fc_conf __rte_unused)
+{
+ struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
+ struct rte_eth_link link_info;
+ int rc;
+
+ rc = bnxt_get_hwrm_link_config(bp, &link_info);
+ if (rc)
+ return rc;
+
+ memset(fc_conf, 0, sizeof(*fc_conf));
+ if (bp->link_info.auto_pause)
+ fc_conf->autoneg = 1;
+ switch (bp->link_info.pause) {
+ case 0:
+ fc_conf->mode = RTE_FC_NONE;
+ break;
+ case HWRM_PORT_PHY_QCFG_OUTPUT_PAUSE_TX:
+ fc_conf->mode = RTE_FC_TX_PAUSE;
+ break;
+ case HWRM_PORT_PHY_QCFG_OUTPUT_PAUSE_RX:
+ fc_conf->mode = RTE_FC_RX_PAUSE;
+ break;
+ case (HWRM_PORT_PHY_QCFG_OUTPUT_PAUSE_TX |
+ HWRM_PORT_PHY_QCFG_OUTPUT_PAUSE_RX):
+ fc_conf->mode = RTE_FC_FULL;
+ break;
+ }
+ return 0;
+}
+
+static int bnxt_flow_ctrl_set_op(struct rte_eth_dev *dev,
+ struct rte_eth_fc_conf *fc_conf)
+{
+ struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
+
+ switch (fc_conf->mode) {
+ case RTE_FC_NONE:
+ bp->link_info.auto_pause = 0;
+ bp->link_info.force_pause = 0;
+ break;
+ case RTE_FC_RX_PAUSE:
+ if (fc_conf->autoneg) {
+ bp->link_info.auto_pause =
+ HWRM_PORT_PHY_CFG_INPUT_AUTO_PAUSE_RX;
+ bp->link_info.force_pause = 0;
+ } else {
+ bp->link_info.auto_pause = 0;
+ bp->link_info.force_pause =
+ HWRM_PORT_PHY_CFG_INPUT_FORCE_PAUSE_RX;
+ }
+ break;
+ case RTE_FC_TX_PAUSE:
+ if (fc_conf->autoneg) {
+ bp->link_info.auto_pause =
+ HWRM_PORT_PHY_CFG_INPUT_AUTO_PAUSE_TX;
+ bp->link_info.force_pause = 0;
+ } else {
+ bp->link_info.auto_pause = 0;
+ bp->link_info.force_pause =
+ HWRM_PORT_PHY_CFG_INPUT_FORCE_PAUSE_TX;
+ }
+ break;
+ case RTE_FC_FULL:
+ if (fc_conf->autoneg) {
+ bp->link_info.auto_pause =
+ HWRM_PORT_PHY_CFG_INPUT_AUTO_PAUSE_TX |
+ HWRM_PORT_PHY_CFG_INPUT_AUTO_PAUSE_RX;
+ bp->link_info.force_pause = 0;
+ } else {
+ bp->link_info.auto_pause = 0;
+ bp->link_info.force_pause =
+ HWRM_PORT_PHY_CFG_INPUT_FORCE_PAUSE_TX |
+ HWRM_PORT_PHY_CFG_INPUT_FORCE_PAUSE_RX;
+ }
+ break;
+ }
+ return bnxt_set_hwrm_link_config(bp, true);
+}
+
+/*
+ * Initialization
+ */
+
+static struct eth_dev_ops bnxt_dev_ops = {
+ .dev_infos_get = bnxt_dev_info_get_op,
+ .dev_close = bnxt_dev_close_op,
+ .dev_configure = bnxt_dev_configure_op,
+ .dev_start = bnxt_dev_start_op,
+ .dev_stop = bnxt_dev_stop_op,
+ .dev_set_link_up = bnxt_dev_set_link_up_op,
+ .dev_set_link_down = bnxt_dev_set_link_down_op,
+ .stats_get = bnxt_stats_get_op,
+ .stats_reset = bnxt_stats_reset_op,
+ .rx_queue_setup = bnxt_rx_queue_setup_op,
+ .rx_queue_release = bnxt_rx_queue_release_op,
+ .tx_queue_setup = bnxt_tx_queue_setup_op,
+ .tx_queue_release = bnxt_tx_queue_release_op,
+ .reta_update = bnxt_reta_update_op,
+ .reta_query = bnxt_reta_query_op,
+ .rss_hash_update = bnxt_rss_hash_update_op,
+ .rss_hash_conf_get = bnxt_rss_hash_conf_get_op,
+ .link_update = bnxt_link_update_op,
+ .promiscuous_enable = bnxt_promiscuous_enable_op,
+ .promiscuous_disable = bnxt_promiscuous_disable_op,
+ .allmulticast_enable = bnxt_allmulticast_enable_op,
+ .allmulticast_disable = bnxt_allmulticast_disable_op,
+ .mac_addr_add = bnxt_mac_addr_add_op,
+ .mac_addr_remove = bnxt_mac_addr_remove_op,
+ .flow_ctrl_get = bnxt_flow_ctrl_get_op,
+ .flow_ctrl_set = bnxt_flow_ctrl_set_op,
+};
+
+static bool bnxt_vf_pciid(uint16_t id)
+{
+ if (id == BROADCOM_DEV_ID_57304_VF ||
+ id == BROADCOM_DEV_ID_57406_VF)
+ return true;
+ return false;
+}
+
+static int bnxt_init_board(struct rte_eth_dev *eth_dev)
+{
+ int rc;
+ struct bnxt *bp = eth_dev->data->dev_private;
+
+ /* enable device (incl. PCI PM wakeup), and bus-mastering */
+ if (!eth_dev->pci_dev->mem_resource[0].addr) {
+ RTE_LOG(ERR, PMD,
+ "Cannot find PCI device base address, aborting\n");
+ rc = -ENODEV;
+ goto init_err_disable;
+ }
+
+ bp->eth_dev = eth_dev;
+ bp->pdev = eth_dev->pci_dev;
+
+ bp->bar0 = (void *)eth_dev->pci_dev->mem_resource[0].addr;
+ if (!bp->bar0) {
+ RTE_LOG(ERR, PMD, "Cannot map device registers, aborting\n");
+ rc = -ENOMEM;
+ goto init_err_release;
+ }
+ return 0;
+
+init_err_release:
+ if (bp->bar0)
+ bp->bar0 = NULL;
+
+init_err_disable:
+
+ return rc;
+}
+
+static int
+bnxt_dev_init(struct rte_eth_dev *eth_dev)
+{
+ static int version_printed;
+ struct bnxt *bp;
+ int rc;
+
+ if (version_printed++ == 0)
+ RTE_LOG(INFO, PMD, "%s", bnxt_version);
+
+ if (eth_dev->pci_dev->addr.function >= 2 &&
+ eth_dev->pci_dev->addr.function < 4) {
+ RTE_LOG(ERR, PMD, "Function not enabled %x:\n",
+ eth_dev->pci_dev->addr.function);
+ rc = -ENOMEM;
+ goto error;
+ }
+
+ rte_eth_copy_pci_info(eth_dev, eth_dev->pci_dev);
+ bp = eth_dev->data->dev_private;
+
+ if (bnxt_vf_pciid(eth_dev->pci_dev->id.device_id))
+ bp->flags |= BNXT_FLAG_VF;
+
+ rc = bnxt_init_board(eth_dev);
+ if (rc) {
+ RTE_LOG(ERR, PMD,
+ "Board initialization failed rc: %x\n", rc);
+ goto error;
+ }
+ eth_dev->dev_ops = &bnxt_dev_ops;
+ eth_dev->rx_pkt_burst = &bnxt_recv_pkts;
+ eth_dev->tx_pkt_burst = &bnxt_xmit_pkts;
+
+ rc = bnxt_alloc_hwrm_resources(bp);
+ if (rc) {
+ RTE_LOG(ERR, PMD,
+ "hwrm resource allocation failure rc: %x\n", rc);
+ goto error_free;
+ }
+ rc = bnxt_hwrm_ver_get(bp);
+ if (rc)
+ goto error_free;
+ bnxt_hwrm_queue_qportcfg(bp);
+
+ /* Get the MAX capabilities for this function */
+ rc = bnxt_hwrm_func_qcaps(bp);
+ if (rc) {
+ RTE_LOG(ERR, PMD, "hwrm query capability failure rc: %x\n", rc);
+ goto error_free;
+ }
+ eth_dev->data->mac_addrs = rte_zmalloc("bnxt_mac_addr_tbl",
+ ETHER_ADDR_LEN * MAX_NUM_MAC_ADDR, 0);
+ if (eth_dev->data->mac_addrs == NULL) {
+ RTE_LOG(ERR, PMD,
+ "Failed to alloc %u bytes needed to store MAC addr tbl",
+ ETHER_ADDR_LEN * MAX_NUM_MAC_ADDR);
+ rc = -ENOMEM;
+ goto error_free;
+ }
+ /* Copy the permanent MAC from the qcap response address now. */
+ if (BNXT_PF(bp))
+ memcpy(bp->mac_addr, bp->pf.mac_addr, sizeof(bp->mac_addr));
+ else
+ memcpy(bp->mac_addr, bp->vf.mac_addr, sizeof(bp->mac_addr));
+ memcpy(ð_dev->data->mac_addrs[0], bp->mac_addr, ETHER_ADDR_LEN);
+ bp->grp_info = rte_zmalloc("bnxt_grp_info",
+ sizeof(*bp->grp_info) * bp->max_ring_grps, 0);
+ if (!bp->grp_info) {
+ RTE_LOG(ERR, PMD,
+ "Failed to alloc %zu bytes needed to store group info table\n",
+ sizeof(*bp->grp_info) * bp->max_ring_grps);
+ rc = -ENOMEM;
+ goto error_free;
+ }
+
+ rc = bnxt_hwrm_func_driver_register(bp, 0,
+ bp->pf.vf_req_fwd);
+ if (rc) {
+ RTE_LOG(ERR, PMD,
+ "Failed to register driver");
+ rc = -EBUSY;
+ goto error_free;
+ }
+
+ RTE_LOG(INFO, PMD,
+ DRV_MODULE_NAME " found at mem %" PRIx64 ", node addr %pM\n",
+ eth_dev->pci_dev->mem_resource[0].phys_addr,
+ eth_dev->pci_dev->mem_resource[0].addr);
+
+ return 0;
+
+error_free:
+ eth_dev->driver->eth_dev_uninit(eth_dev);
+error:
+ return rc;
+}
+
+static int
+bnxt_dev_uninit(struct rte_eth_dev *eth_dev) {
+ struct bnxt *bp = eth_dev->data->dev_private;
+ int rc;
+
+ if (eth_dev->data->mac_addrs)
+ rte_free(eth_dev->data->mac_addrs);
+ if (bp->grp_info)
+ rte_free(bp->grp_info);
+ rc = bnxt_hwrm_func_driver_unregister(bp, 0);
+ bnxt_free_hwrm_resources(bp);
+ return rc;
+}
+
+static struct eth_driver bnxt_rte_pmd = {
+ .pci_drv = {
+ .name = "rte_" DRV_MODULE_NAME "_pmd",
+ .id_table = bnxt_pci_id_map,
+ .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
+ },
+ .eth_dev_init = bnxt_dev_init,
+ .eth_dev_uninit = bnxt_dev_uninit,
+ .dev_private_size = sizeof(struct bnxt),
+};
+
+static int bnxt_rte_pmd_init(const char *name, const char *params __rte_unused)
+{
+ RTE_LOG(INFO, PMD, "bnxt_rte_pmd_init() called for %s\n", name);
+ rte_eth_driver_register(&bnxt_rte_pmd);
+ return 0;
+}
+
+static struct rte_driver bnxt_pmd_drv = {
+ .name = "eth_bnxt",
+ .type = PMD_PDEV,
+ .init = bnxt_rte_pmd_init,
+};
+
+PMD_REGISTER_DRIVER(bnxt_pmd_drv);
Code Review / deb_dpdk.git / blobdiff