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bnxt_ethdev.c
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bnxt_ethdev.c
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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2014-2018 Broadcom
* All rights reserved.
*/
#include <inttypes.h>
#include <stdbool.h>
#include <rte_dev.h>
#include <rte_ethdev_driver.h>
#include <rte_ethdev_pci.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_irq.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"
#include "bnxt_nvm_defs.h"
#include "bnxt_util.h"
#define DRV_MODULE_NAME "bnxt"
static const char bnxt_version[] =
"Broadcom NetXtreme driver " DRV_MODULE_NAME "\n";
int bnxt_logtype_driver;
/*
* The set of PCI devices this driver supports
*/
static const struct rte_pci_id bnxt_pci_id_map[] = {
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM,
BROADCOM_DEV_ID_STRATUS_NIC_VF1) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM,
BROADCOM_DEV_ID_STRATUS_NIC_VF2) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_STRATUS_NIC) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57414_VF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57301) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57302) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57304_PF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57304_VF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_NS2) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57402) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57404) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57406_PF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57406_VF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57402_MF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57407_RJ45) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57404_MF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57406_MF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57407_SFP) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57407_MF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_5741X_VF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_5731X_VF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57314) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57417_MF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57311) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57312) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57412) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57414) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57416_RJ45) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57417_RJ45) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57412_MF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57317_RJ45) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57417_SFP) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57416_SFP) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57317_SFP) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57414_MF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57416_MF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_58802) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_58804) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_58808) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_58802_VF) },
{ .vendor_id = 0, /* sentinel */ },
};
#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)
#define BNXT_DEV_TX_OFFLOAD_SUPPORT (DEV_TX_OFFLOAD_VLAN_INSERT | \
DEV_TX_OFFLOAD_IPV4_CKSUM | \
DEV_TX_OFFLOAD_TCP_CKSUM | \
DEV_TX_OFFLOAD_UDP_CKSUM | \
DEV_TX_OFFLOAD_TCP_TSO | \
DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM | \
DEV_TX_OFFLOAD_VXLAN_TNL_TSO | \
DEV_TX_OFFLOAD_GRE_TNL_TSO | \
DEV_TX_OFFLOAD_IPIP_TNL_TSO | \
DEV_TX_OFFLOAD_GENEVE_TNL_TSO | \
DEV_TX_OFFLOAD_MULTI_SEGS)
#define BNXT_DEV_RX_OFFLOAD_SUPPORT (DEV_RX_OFFLOAD_VLAN_FILTER | \
DEV_RX_OFFLOAD_VLAN_STRIP | \
DEV_RX_OFFLOAD_IPV4_CKSUM | \
DEV_RX_OFFLOAD_UDP_CKSUM | \
DEV_RX_OFFLOAD_TCP_CKSUM | \
DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM | \
DEV_RX_OFFLOAD_JUMBO_FRAME | \
DEV_RX_OFFLOAD_KEEP_CRC | \
DEV_RX_OFFLOAD_TCP_LRO | \
DEV_RX_OFFLOAD_SCATTER)
static int bnxt_vlan_offload_set_op(struct rte_eth_dev *dev, int mask);
static void bnxt_print_link_info(struct rte_eth_dev *eth_dev);
static int bnxt_dev_uninit(struct rte_eth_dev *eth_dev);
/***********************/
/*
* 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);
}
static int bnxt_alloc_mem(struct bnxt *bp)
{
int rc;
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)
{
struct bnxt_rx_queue *rxq;
struct rte_eth_link new;
struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(bp->eth_dev);
struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
uint64_t rx_offloads = dev_conf->rxmode.offloads;
uint32_t intr_vector = 0;
uint32_t queue_id, base = BNXT_MISC_VEC_ID;
uint32_t vec = BNXT_MISC_VEC_ID;
unsigned int i, j;
int rc;
if (bp->eth_dev->data->mtu > ETHER_MTU) {
bp->eth_dev->data->dev_conf.rxmode.offloads |=
DEV_RX_OFFLOAD_JUMBO_FRAME;
bp->flags |= BNXT_FLAG_JUMBO;
} else {
bp->eth_dev->data->dev_conf.rxmode.offloads &=
~DEV_RX_OFFLOAD_JUMBO_FRAME;
bp->flags &= ~BNXT_FLAG_JUMBO;
}
rc = bnxt_alloc_all_hwrm_stat_ctxs(bp);
if (rc) {
PMD_DRV_LOG(ERR, "HWRM stat ctx alloc failure rc: %x\n", rc);
goto err_out;
}
rc = bnxt_alloc_hwrm_rings(bp);
if (rc) {
PMD_DRV_LOG(ERR, "HWRM ring alloc failure rc: %x\n", rc);
goto err_out;
}
rc = bnxt_alloc_all_hwrm_ring_grps(bp);
if (rc) {
PMD_DRV_LOG(ERR, "HWRM ring grp alloc failure: %x\n", rc);
goto err_out;
}
rc = bnxt_mq_rx_configure(bp);
if (rc) {
PMD_DRV_LOG(ERR, "MQ mode configure failure rc: %x\n", rc);
goto err_out;
}
/* VNIC configuration */
for (i = 0; i < bp->nr_vnics; i++) {
struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
struct bnxt_vnic_info *vnic = &bp->vnic_info[i];
uint32_t size = sizeof(*vnic->fw_grp_ids) * bp->max_ring_grps;
vnic->fw_grp_ids = rte_zmalloc("vnic_fw_grp_ids", size, 0);
if (!vnic->fw_grp_ids) {
PMD_DRV_LOG(ERR,
"Failed to alloc %d bytes for group ids\n",
size);
rc = -ENOMEM;
goto err_out;
}
memset(vnic->fw_grp_ids, -1, size);
PMD_DRV_LOG(DEBUG, "vnic[%d] = %p vnic->fw_grp_ids = %p\n",
i, vnic, vnic->fw_grp_ids);
rc = bnxt_hwrm_vnic_alloc(bp, vnic);
if (rc) {
PMD_DRV_LOG(ERR, "HWRM vnic %d alloc failure rc: %x\n",
i, rc);
goto err_out;
}
/* Alloc RSS context only if RSS mode is enabled */
if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS) {
rc = bnxt_hwrm_vnic_ctx_alloc(bp, vnic);
if (rc) {
PMD_DRV_LOG(ERR,
"HWRM vnic %d ctx alloc failure rc: %x\n",
i, rc);
goto err_out;
}
}
/*
* Firmware sets pf pair in default vnic cfg. If the VLAN strip
* setting is not available at this time, it will not be
* configured correctly in the CFA.
*/
if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
vnic->vlan_strip = true;
else
vnic->vlan_strip = false;
rc = bnxt_hwrm_vnic_cfg(bp, vnic);
if (rc) {
PMD_DRV_LOG(ERR, "HWRM vnic %d cfg failure rc: %x\n",
i, rc);
goto err_out;
}
rc = bnxt_set_hwrm_vnic_filters(bp, vnic);
if (rc) {
PMD_DRV_LOG(ERR,
"HWRM vnic %d filter failure rc: %x\n",
i, rc);
goto err_out;
}
for (j = 0; j < bp->rx_nr_rings; j++) {
rxq = bp->eth_dev->data->rx_queues[j];
PMD_DRV_LOG(DEBUG,
"rxq[%d]->vnic=%p vnic->fw_grp_ids=%p\n",
j, rxq->vnic, rxq->vnic->fw_grp_ids);
if (rxq->rx_deferred_start)
rxq->vnic->fw_grp_ids[j] = INVALID_HW_RING_ID;
}
rc = bnxt_vnic_rss_configure(bp, vnic);
if (rc) {
PMD_DRV_LOG(ERR,
"HWRM vnic set RSS failure rc: %x\n", rc);
goto err_out;
}
bnxt_hwrm_vnic_plcmode_cfg(bp, vnic);
if (bp->eth_dev->data->dev_conf.rxmode.offloads &
DEV_RX_OFFLOAD_TCP_LRO)
bnxt_hwrm_vnic_tpa_cfg(bp, vnic, 1);
else
bnxt_hwrm_vnic_tpa_cfg(bp, vnic, 0);
}
rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, &bp->vnic_info[0], 0, NULL);
if (rc) {
PMD_DRV_LOG(ERR,
"HWRM cfa l2 rx mask failure rc: %x\n", rc);
goto err_out;
}
/* check and configure queue intr-vector mapping */
if ((rte_intr_cap_multiple(intr_handle) ||
!RTE_ETH_DEV_SRIOV(bp->eth_dev).active) &&
bp->eth_dev->data->dev_conf.intr_conf.rxq != 0) {
intr_vector = bp->eth_dev->data->nb_rx_queues;
PMD_DRV_LOG(DEBUG, "intr_vector = %d\n", intr_vector);
if (intr_vector > bp->rx_cp_nr_rings) {
PMD_DRV_LOG(ERR, "At most %d intr queues supported",
bp->rx_cp_nr_rings);
return -ENOTSUP;
}
rc = rte_intr_efd_enable(intr_handle, intr_vector);
if (rc)
return rc;
}
if (rte_intr_dp_is_en(intr_handle) && !intr_handle->intr_vec) {
intr_handle->intr_vec =
rte_zmalloc("intr_vec",
bp->eth_dev->data->nb_rx_queues *
sizeof(int), 0);
if (intr_handle->intr_vec == NULL) {
PMD_DRV_LOG(ERR, "Failed to allocate %d rx_queues"
" intr_vec", bp->eth_dev->data->nb_rx_queues);
rc = -ENOMEM;
goto err_disable;
}
PMD_DRV_LOG(DEBUG, "intr_handle->intr_vec = %p "
"intr_handle->nb_efd = %d intr_handle->max_intr = %d\n",
intr_handle->intr_vec, intr_handle->nb_efd,
intr_handle->max_intr);
for (queue_id = 0; queue_id < bp->eth_dev->data->nb_rx_queues;
queue_id++) {
intr_handle->intr_vec[queue_id] =
vec + BNXT_RX_VEC_START;
if (vec < base + intr_handle->nb_efd - 1)
vec++;
}
}
/* enable uio/vfio intr/eventfd mapping */
rc = rte_intr_enable(intr_handle);
#ifndef RTE_EXEC_ENV_FREEBSD
/* In FreeBSD OS, nic_uio driver does not support interrupts */
if (rc)
goto err_free;
#endif
rc = bnxt_get_hwrm_link_config(bp, &new);
if (rc) {
PMD_DRV_LOG(ERR, "HWRM Get link config failure rc: %x\n", rc);
goto err_free;
}
if (!bp->link_info.link_up) {
rc = bnxt_set_hwrm_link_config(bp, true);
if (rc) {
PMD_DRV_LOG(ERR,
"HWRM link config failure rc: %x\n", rc);
goto err_free;
}
}
bnxt_print_link_info(bp->eth_dev);
return 0;
err_free:
rte_free(intr_handle->intr_vec);
err_disable:
rte_intr_efd_disable(intr_handle);
err_out:
/* Some of the error status returned by FW may not be from errno.h */
if (rc > 0)
rc = -EIO;
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;
rc = bnxt_init_ring_grps(bp);
if (rc)
return rc;
bnxt_init_vnics(bp);
bnxt_init_filters(bp);
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 rte_pci_device *pdev = RTE_DEV_TO_PCI(eth_dev->device);
struct bnxt *bp = eth_dev->data->dev_private;
uint16_t max_vnics, i, j, vpool, vrxq;
unsigned int max_rx_rings;
/* MAC Specifics */
dev_info->max_mac_addrs = bp->max_l2_ctx;
dev_info->max_hash_mac_addrs = 0;
/* PF/VF specifics */
if (BNXT_PF(bp))
dev_info->max_vfs = pdev->max_vfs;
max_rx_rings = RTE_MIN(bp->max_rx_rings, bp->max_stat_ctx);
/* For the sake of symmetry, max_rx_queues = max_tx_queues */
dev_info->max_rx_queues = max_rx_rings;
dev_info->max_tx_queues = max_rx_rings;
dev_info->reta_size = HW_HASH_INDEX_SIZE;
dev_info->hash_key_size = 40;
max_vnics = bp->max_vnics;
/* Fast path specifics */
dev_info->min_rx_bufsize = 1;
dev_info->max_rx_pktlen = BNXT_MAX_PKT_LEN;
dev_info->rx_offload_capa = BNXT_DEV_RX_OFFLOAD_SUPPORT;
if (bp->flags & BNXT_FLAG_PTP_SUPPORTED)
dev_info->rx_offload_capa |= DEV_RX_OFFLOAD_TIMESTAMP;
dev_info->tx_offload_capa = BNXT_DEV_TX_OFFLOAD_SUPPORT;
dev_info->flow_type_rss_offloads = BNXT_ETH_RSS_SUPPORT;
/* *INDENT-OFF* */
dev_info->default_rxconf = (struct rte_eth_rxconf) {
.rx_thresh = {
.pthresh = 8,
.hthresh = 8,
.wthresh = 0,
},
.rx_free_thresh = 32,
/* If no descriptors available, pkts are dropped by default */
.rx_drop_en = 1,
};
dev_info->default_txconf = (struct rte_eth_txconf) {
.tx_thresh = {
.pthresh = 32,
.hthresh = 0,
.wthresh = 0,
},
.tx_free_thresh = 32,
.tx_rs_thresh = 32,
};
eth_dev->data->dev_conf.intr_conf.lsc = 1;
eth_dev->data->dev_conf.intr_conf.rxq = 1;
dev_info->rx_desc_lim.nb_min = BNXT_MIN_RING_DESC;
dev_info->rx_desc_lim.nb_max = BNXT_MAX_RX_RING_DESC;
dev_info->tx_desc_lim.nb_min = BNXT_MIN_RING_DESC;
dev_info->tx_desc_lim.nb_max = BNXT_MAX_TX_RING_DESC;
/* *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 = eth_dev->data->dev_private;
uint64_t rx_offloads = eth_dev->data->dev_conf.rxmode.offloads;
int rc;
bp->rx_queues = (void *)eth_dev->data->rx_queues;
bp->tx_queues = (void *)eth_dev->data->tx_queues;
bp->tx_nr_rings = eth_dev->data->nb_tx_queues;
bp->rx_nr_rings = eth_dev->data->nb_rx_queues;
if (BNXT_VF(bp) && (bp->flags & BNXT_FLAG_NEW_RM)) {
rc = bnxt_hwrm_check_vf_rings(bp);
if (rc) {
PMD_DRV_LOG(ERR, "HWRM insufficient resources\n");
return -ENOSPC;
}
rc = bnxt_hwrm_func_reserve_vf_resc(bp, false);
if (rc) {
PMD_DRV_LOG(ERR, "HWRM resource alloc fail:%x\n", rc);
return -ENOSPC;
}
} else {
/* legacy driver needs to get updated values */
rc = bnxt_hwrm_func_qcaps(bp);
if (rc) {
PMD_DRV_LOG(ERR, "hwrm func qcaps fail:%d\n", rc);
return rc;
}
}
/* Inherit new configurations */
if (eth_dev->data->nb_rx_queues > bp->max_rx_rings ||
eth_dev->data->nb_tx_queues > bp->max_tx_rings ||
eth_dev->data->nb_rx_queues + eth_dev->data->nb_tx_queues >
bp->max_cp_rings ||
eth_dev->data->nb_rx_queues + eth_dev->data->nb_tx_queues >
bp->max_stat_ctx ||
(uint32_t)(eth_dev->data->nb_rx_queues) > bp->max_ring_grps ||
(!(eth_dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS) &&
bp->max_vnics < eth_dev->data->nb_rx_queues)) {
PMD_DRV_LOG(ERR,
"Insufficient resources to support requested config\n");
PMD_DRV_LOG(ERR,
"Num Queues Requested: Tx %d, Rx %d\n",
eth_dev->data->nb_tx_queues,
eth_dev->data->nb_rx_queues);
PMD_DRV_LOG(ERR,
"MAX: TxQ %d, RxQ %d, CQ %d Stat %d, Grp %d, Vnic %d\n",
bp->max_tx_rings, bp->max_rx_rings, bp->max_cp_rings,
bp->max_stat_ctx, bp->max_ring_grps, bp->max_vnics);
return -ENOSPC;
}
bp->rx_cp_nr_rings = bp->rx_nr_rings;
bp->tx_cp_nr_rings = bp->tx_nr_rings;
if (rx_offloads & DEV_RX_OFFLOAD_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 *
BNXT_NUM_VLANS;
bnxt_mtu_set_op(eth_dev, eth_dev->data->mtu);
}
return 0;
}
static void bnxt_print_link_info(struct rte_eth_dev *eth_dev)
{
struct rte_eth_link *link = ð_dev->data->dev_link;
if (link->link_status)
PMD_DRV_LOG(INFO, "Port %d Link Up - speed %u Mbps - %s\n",
eth_dev->data->port_id,
(uint32_t)link->link_speed,
(link->link_duplex == ETH_LINK_FULL_DUPLEX) ?
("full-duplex") : ("half-duplex\n"));
else
PMD_DRV_LOG(INFO, "Port %d Link Down\n",
eth_dev->data->port_id);
}
static int bnxt_dev_start_op(struct rte_eth_dev *eth_dev)
{
struct bnxt *bp = eth_dev->data->dev_private;
uint64_t rx_offloads = eth_dev->data->dev_conf.rxmode.offloads;
int vlan_mask = 0;
int rc;
if (!eth_dev->data->nb_tx_queues || !eth_dev->data->nb_rx_queues) {
PMD_DRV_LOG(ERR, "Queues are not configured yet!\n");
return -EINVAL;
}
if (bp->rx_cp_nr_rings > RTE_ETHDEV_QUEUE_STAT_CNTRS) {
PMD_DRV_LOG(ERR,
"RxQ cnt %d > CONFIG_RTE_ETHDEV_QUEUE_STAT_CNTRS %d\n",
bp->rx_cp_nr_rings, RTE_ETHDEV_QUEUE_STAT_CNTRS);
}
bnxt_enable_int(bp);
rc = bnxt_init_chip(bp);
if (rc)
goto error;
bnxt_link_update(eth_dev, 1, ETH_LINK_UP);
if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
vlan_mask |= ETH_VLAN_FILTER_MASK;
if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
vlan_mask |= ETH_VLAN_STRIP_MASK;
rc = bnxt_vlan_offload_set_op(eth_dev, vlan_mask);
if (rc)
goto error;
bp->flags |= BNXT_FLAG_INIT_DONE;
bp->dev_stopped = 0;
return 0;
error:
bnxt_shutdown_nic(bp);
bnxt_free_tx_mbufs(bp);
bnxt_free_rx_mbufs(bp);
return rc;
}
static int bnxt_dev_set_link_up_op(struct rte_eth_dev *eth_dev)
{
struct bnxt *bp = eth_dev->data->dev_private;
int rc = 0;
if (!bp->link_info.link_up)
rc = bnxt_set_hwrm_link_config(bp, true);
if (!rc)
eth_dev->data->dev_link.link_status = 1;
bnxt_print_link_info(eth_dev);
return rc;
}
static int bnxt_dev_set_link_down_op(struct rte_eth_dev *eth_dev)
{
struct bnxt *bp = eth_dev->data->dev_private;
eth_dev->data->dev_link.link_status = 0;
bnxt_set_hwrm_link_config(bp, false);
bp->link_info.link_up = 0;
return 0;
}
/* Unload the driver, release resources */
static void bnxt_dev_stop_op(struct rte_eth_dev *eth_dev)
{
struct bnxt *bp = eth_dev->data->dev_private;
struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
bnxt_disable_int(bp);
/* disable uio/vfio intr/eventfd mapping */
rte_intr_disable(intr_handle);
bp->flags &= ~BNXT_FLAG_INIT_DONE;
bnxt_dev_set_link_down_op(eth_dev);
/* Wait for link to be reset and the async notification to process.
* During reset recovery, there is no need to wait
*/
bnxt_link_update(eth_dev, 1, ETH_LINK_DOWN);
/* Clean queue intr-vector mapping */
rte_intr_efd_disable(intr_handle);
if (intr_handle->intr_vec != NULL) {
rte_free(intr_handle->intr_vec);
intr_handle->intr_vec = NULL;
}
bnxt_hwrm_port_clr_stats(bp);
bnxt_free_tx_mbufs(bp);
bnxt_free_rx_mbufs(bp);
/* Process any remaining notifications in default completion queue */
bnxt_int_handler(eth_dev);
bnxt_shutdown_nic(bp);
bp->dev_stopped = 1;
}
static void bnxt_dev_close_op(struct rte_eth_dev *eth_dev)
{
struct bnxt *bp = eth_dev->data->dev_private;
if (bp->dev_stopped == 0)
bnxt_dev_stop_op(eth_dev);
if (eth_dev->data->mac_addrs != NULL) {
rte_free(eth_dev->data->mac_addrs);
eth_dev->data->mac_addrs = NULL;
}
if (bp->grp_info != NULL) {
rte_free(bp->grp_info);
bp->grp_info = NULL;
}
bnxt_dev_uninit(eth_dev);
}
static void bnxt_mac_addr_remove_op(struct rte_eth_dev *eth_dev,
uint32_t index)
{
struct bnxt *bp = 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;
uint32_t i;
/*
* Loop through all VNICs from the specified filter flow pools to
* remove the corresponding MAC addr filter
*/
for (i = 0; i < bp->nr_vnics; i++) {
if (!(pool_mask & (1ULL << i)))
continue;
vnic = &bp->vnic_info[i];
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_l2_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 int 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 = eth_dev->data->dev_private;
struct bnxt_vnic_info *vnic = &bp->vnic_info[pool];
struct bnxt_filter_info *filter;
int rc = 0;
if (BNXT_VF(bp) & !BNXT_VF_IS_TRUSTED(bp)) {
PMD_DRV_LOG(ERR, "Cannot add MAC address to a VF interface\n");
return -ENOTSUP;
}
if (!vnic) {
PMD_DRV_LOG(ERR, "VNIC not found for pool %d!\n", pool);
return -EINVAL;
}
/* Attach requested MAC address to the new l2_filter */
STAILQ_FOREACH(filter, &vnic->filter, next) {
if (filter->mac_index == index) {
PMD_DRV_LOG(ERR,
"MAC addr already existed for pool %d\n", pool);
return 0;
}
}
filter = bnxt_alloc_filter(bp);
if (!filter) {
PMD_DRV_LOG(ERR, "L2 filter alloc failed\n");
return -ENODEV;
}
filter->mac_index = index;
memcpy(filter->l2_addr, mac_addr, ETHER_ADDR_LEN);
rc = bnxt_hwrm_set_l2_filter(bp, vnic->fw_vnic_id, filter);
if (!rc) {
STAILQ_INSERT_TAIL(&vnic->filter, filter, next);
} else {
filter->mac_index = INVALID_MAC_INDEX;
memset(&filter->l2_addr, 0, ETHER_ADDR_LEN);
bnxt_free_filter(bp, filter);
}
return rc;
}
int bnxt_link_update(struct rte_eth_dev *eth_dev, int wait_to_complete,
bool exp_link_status)
{
int rc = 0;
struct bnxt *bp = eth_dev->data->dev_private;
struct rte_eth_link new;
int cnt = exp_link_status ? BNXT_LINK_UP_WAIT_CNT :
BNXT_LINK_DOWN_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;
PMD_DRV_LOG(ERR,
"Failed to retrieve link rc = 0x%x!\n", rc);
goto out;
}
if (!wait_to_complete || new.link_status == exp_link_status)
break;
rte_delay_ms(BNXT_LINK_WAIT_INTERVAL);
} while (cnt--);
out:
/* Timed out or success */
if (new.link_status != eth_dev->data->dev_link.link_status ||
new.link_speed != eth_dev->data->dev_link.link_speed) {
rte_eth_linkstatus_set(eth_dev, &new);
_rte_eth_dev_callback_process(eth_dev,
RTE_ETH_EVENT_INTR_LSC,
NULL);
bnxt_print_link_info(eth_dev);
}
return rc;
}
static int bnxt_link_update_op(struct rte_eth_dev *eth_dev,
int wait_to_complete)
{
return bnxt_link_update(eth_dev, wait_to_complete, ETH_LINK_UP);
}
static void bnxt_promiscuous_enable_op(struct rte_eth_dev *eth_dev)
{
struct bnxt *bp = 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, 0, NULL);
}
static void bnxt_promiscuous_disable_op(struct rte_eth_dev *eth_dev)
{
struct bnxt *bp = 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, 0, NULL);
}
static void bnxt_allmulticast_enable_op(struct rte_eth_dev *eth_dev)
{
struct bnxt *bp = 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, 0, NULL);
}
static void bnxt_allmulticast_disable_op(struct rte_eth_dev *eth_dev)
{
struct bnxt *bp = 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, 0, NULL);
}
/* Return bnxt_rx_queue pointer corresponding to a given rxq. */
static struct bnxt_rx_queue *bnxt_qid_to_rxq(struct bnxt *bp, uint16_t qid)
{
if (qid >= bp->rx_nr_rings)
return NULL;
return bp->eth_dev->data->rx_queues[qid];
}
/* Return rxq corresponding to a given rss table ring/group ID. */
static uint16_t bnxt_rss_to_qid(struct bnxt *bp, uint16_t fwr)
{
unsigned int i;
for (i = 0; i < bp->rx_nr_rings; i++) {
if (bp->grp_info[i].fw_grp_id == fwr)
return i;
}
return INVALID_HW_RING_ID;
}
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 = eth_dev->data->dev_private;
struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
struct bnxt_vnic_info *vnic = &bp->vnic_info[0];
uint16_t tbl_size = HW_HASH_INDEX_SIZE;
uint16_t idx, sft;
int i;
if (!vnic->rss_table)
return -EINVAL;
if (!(dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG))
return -EINVAL;
if (reta_size != tbl_size) {
PMD_DRV_LOG(ERR, "The configured hash table lookup size "
"(%d) must equal the size supported by the hardware "
"(%d)\n", reta_size, tbl_size);
return -EINVAL;
}
for (i = 0; i < reta_size; i++) {
struct bnxt_rx_queue *rxq;
idx = i / RTE_RETA_GROUP_SIZE;
sft = i % RTE_RETA_GROUP_SIZE;
if (!(reta_conf[idx].mask & (1ULL << sft)))
continue;
rxq = bnxt_qid_to_rxq(bp, reta_conf[idx].reta[sft]);
if (!rxq) {
PMD_DRV_LOG(ERR, "Invalid ring in reta_conf.\n");
return -EINVAL;
}
vnic->rss_table[i] =
vnic->fw_grp_ids[reta_conf[idx].reta[sft]];
}
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 = eth_dev->data->dev_private;
struct bnxt_vnic_info *vnic = &bp->vnic_info[0];
uint16_t tbl_size = HW_HASH_INDEX_SIZE;
uint16_t idx, sft, i;
/* Retrieve from the default VNIC */
if (!vnic)
return -EINVAL;
if (!vnic->rss_table)
return -EINVAL;
if (reta_size != tbl_size) {
PMD_DRV_LOG(ERR, "The configured hash table lookup size "
"(%d) must equal the size supported by the hardware "
"(%d)\n", reta_size, tbl_size);
return -EINVAL;
}
for (idx = 0, i = 0; i < reta_size; i++) {
idx = i / RTE_RETA_GROUP_SIZE;
sft = i % RTE_RETA_GROUP_SIZE;
if (reta_conf[idx].mask & (1ULL << sft)) {
uint16_t qid;
qid = bnxt_rss_to_qid(bp, vnic->rss_table[i]);
if (qid == INVALID_HW_RING_ID) {
PMD_DRV_LOG(ERR, "Inv. entry in rss table.\n");