DPDK  19.11.10
examples/ethtool/lib/rte_ethtool.c
/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2010-2016 Intel Corporation
*/
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <rte_string_fns.h>
#include <rte_version.h>
#include <rte_ethdev.h>
#include <rte_ether.h>
#include <rte_bus_pci.h>
#ifdef RTE_LIBRTE_IXGBE_PMD
#include <rte_pmd_ixgbe.h>
#endif
#include "rte_ethtool.h"
#define PKTPOOL_SIZE 512
#define PKTPOOL_CACHE 32
int
rte_ethtool_get_drvinfo(uint16_t port_id, struct ethtool_drvinfo *drvinfo)
{
struct rte_eth_dev_info dev_info;
struct rte_dev_reg_info reg_info;
const struct rte_pci_device *pci_dev;
const struct rte_bus *bus = NULL;
int n;
int ret;
if (drvinfo == NULL)
return -EINVAL;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
ret = rte_eth_dev_fw_version_get(port_id, drvinfo->fw_version,
sizeof(drvinfo->fw_version));
if (ret < 0)
printf("firmware version get error: (%s)\n", strerror(-ret));
else if (ret > 0)
printf("Insufficient fw version buffer size, "
"the minimum size should be %d\n", ret);
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0) {
printf("Error during getting device (port %u) info: %s\n",
port_id, strerror(-ret));
return ret;
}
strlcpy(drvinfo->driver, dev_info.driver_name,
sizeof(drvinfo->driver));
strlcpy(drvinfo->version, rte_version(), sizeof(drvinfo->version));
/* TODO: replace bus_info by rte_devargs.name */
if (dev_info.device)
bus = rte_bus_find_by_device(dev_info.device);
if (bus && !strcmp(bus->name, "pci")) {
pci_dev = RTE_DEV_TO_PCI(dev_info.device);
snprintf(drvinfo->bus_info, sizeof(drvinfo->bus_info),
"%04x:%02x:%02x.%x",
pci_dev->addr.domain, pci_dev->addr.bus,
pci_dev->addr.devid, pci_dev->addr.function);
} else {
snprintf(drvinfo->bus_info, sizeof(drvinfo->bus_info), "N/A");
}
memset(&reg_info, 0, sizeof(reg_info));
rte_eth_dev_get_reg_info(port_id, &reg_info);
n = reg_info.length;
if (n > 0)
drvinfo->regdump_len = n;
else
drvinfo->regdump_len = 0;
if (n > 0)
drvinfo->eedump_len = n;
else
drvinfo->eedump_len = 0;
drvinfo->n_stats = sizeof(struct rte_eth_stats) / sizeof(uint64_t);
drvinfo->testinfo_len = 0;
return 0;
}
int
rte_ethtool_get_regs_len(uint16_t port_id)
{
struct rte_dev_reg_info reg_info;
int ret;
memset(&reg_info, 0, sizeof(reg_info));
ret = rte_eth_dev_get_reg_info(port_id, &reg_info);
if (ret)
return ret;
return reg_info.length * reg_info.width;
}
int
rte_ethtool_get_regs(uint16_t port_id, struct ethtool_regs *regs, void *data)
{
struct rte_dev_reg_info reg_info;
int status;
if (regs == NULL || data == NULL)
return -EINVAL;
reg_info.data = data;
reg_info.length = 0;
status = rte_eth_dev_get_reg_info(port_id, &reg_info);
if (status)
return status;
regs->version = reg_info.version;
return 0;
}
int
rte_ethtool_get_link(uint16_t port_id)
{
struct rte_eth_link link;
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
ret = rte_eth_link_get(port_id, &link);
if (ret < 0)
return ret;
return link.link_status;
}
int
rte_ethtool_get_eeprom_len(uint16_t port_id)
{
}
int
rte_ethtool_get_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom,
void *words)
{
struct rte_dev_eeprom_info eeprom_info;
int status;
if (eeprom == NULL || words == NULL)
return -EINVAL;
eeprom_info.offset = eeprom->offset;
eeprom_info.length = eeprom->len;
eeprom_info.data = words;
status = rte_eth_dev_get_eeprom(port_id, &eeprom_info);
if (status)
return status;
eeprom->magic = eeprom_info.magic;
return 0;
}
int
rte_ethtool_set_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom,
void *words)
{
struct rte_dev_eeprom_info eeprom_info;
int status;
if (eeprom == NULL || words == NULL || eeprom->offset >= eeprom->len)
return -EINVAL;
eeprom_info.offset = eeprom->offset;
eeprom_info.length = eeprom->len;
eeprom_info.data = words;
status = rte_eth_dev_set_eeprom(port_id, &eeprom_info);
if (status)
return status;
eeprom->magic = eeprom_info.magic;
return 0;
}
int
rte_ethtool_get_module_info(uint16_t port_id, uint32_t *modinfo)
{
info = (struct rte_eth_dev_module_info *)modinfo;
return rte_eth_dev_get_module_info(port_id, info);
}
int
rte_ethtool_get_module_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom,
void *words)
{
struct rte_dev_eeprom_info eeprom_info;
int status;
if (eeprom == NULL || words == NULL)
return -EINVAL;
eeprom_info.offset = eeprom->offset;
eeprom_info.length = eeprom->len;
eeprom_info.data = words;
status = rte_eth_dev_get_module_eeprom(port_id, &eeprom_info);
if (status)
return status;
return 0;
}
int
rte_ethtool_get_pauseparam(uint16_t port_id,
struct ethtool_pauseparam *pause_param)
{
struct rte_eth_fc_conf fc_conf;
int status;
if (pause_param == NULL)
return -EINVAL;
status = rte_eth_dev_flow_ctrl_get(port_id, &fc_conf);
if (status)
return status;
pause_param->tx_pause = 0;
pause_param->rx_pause = 0;
switch (fc_conf.mode) {
pause_param->rx_pause = 1;
break;
pause_param->tx_pause = 1;
break;
pause_param->rx_pause = 1;
pause_param->tx_pause = 1;
default:
/* dummy block to avoid compiler warning */
break;
}
pause_param->autoneg = (uint32_t)fc_conf.autoneg;
return 0;
}
int
rte_ethtool_set_pauseparam(uint16_t port_id,
struct ethtool_pauseparam *pause_param)
{
struct rte_eth_fc_conf fc_conf;
int status;
if (pause_param == NULL)
return -EINVAL;
/*
* Read device flow control parameter first since
* ethtool set_pauseparam op doesn't have all the information.
* as defined in struct rte_eth_fc_conf.
* This API requires the device to support both
* rte_eth_dev_flow_ctrl_get and rte_eth_dev_flow_ctrl_set, otherwise
* return -ENOTSUP
*/
status = rte_eth_dev_flow_ctrl_get(port_id, &fc_conf);
if (status)
return status;
fc_conf.autoneg = (uint8_t)pause_param->autoneg;
if (pause_param->tx_pause) {
if (pause_param->rx_pause)
fc_conf.mode = RTE_FC_FULL;
else
fc_conf.mode = RTE_FC_TX_PAUSE;
} else {
if (pause_param->rx_pause)
fc_conf.mode = RTE_FC_RX_PAUSE;
else
fc_conf.mode = RTE_FC_NONE;
}
status = rte_eth_dev_flow_ctrl_set(port_id, &fc_conf);
if (status)
return status;
return 0;
}
int
rte_ethtool_net_open(uint16_t port_id)
{
rte_eth_dev_stop(port_id);
return rte_eth_dev_start(port_id);
}
int
rte_ethtool_net_stop(uint16_t port_id)
{
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
rte_eth_dev_stop(port_id);
return 0;
}
int
rte_ethtool_net_get_mac_addr(uint16_t port_id, struct rte_ether_addr *addr)
{
int ret;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
if (addr == NULL)
return -EINVAL;
ret = rte_eth_macaddr_get(port_id, addr);
if (ret != 0)
return ret;
return 0;
}
int
rte_ethtool_net_set_mac_addr(uint16_t port_id, struct rte_ether_addr *addr)
{
if (addr == NULL)
return -EINVAL;
return rte_eth_dev_default_mac_addr_set(port_id, addr);
}
int
rte_ethtool_net_validate_addr(uint16_t port_id __rte_unused,
struct rte_ether_addr *addr)
{
if (addr == NULL)
return -EINVAL;
}
int
rte_ethtool_net_change_mtu(uint16_t port_id, int mtu)
{
if (mtu < 0 || mtu > UINT16_MAX)
return -EINVAL;
return rte_eth_dev_set_mtu(port_id, (uint16_t)mtu);
}
int
rte_ethtool_net_get_stats64(uint16_t port_id, struct rte_eth_stats *stats)
{
if (stats == NULL)
return -EINVAL;
return rte_eth_stats_get(port_id, stats);
}
int
rte_ethtool_net_vlan_rx_add_vid(uint16_t port_id, uint16_t vid)
{
return rte_eth_dev_vlan_filter(port_id, vid, 1);
}
int
rte_ethtool_net_vlan_rx_kill_vid(uint16_t port_id, uint16_t vid)
{
return rte_eth_dev_vlan_filter(port_id, vid, 0);
}
/*
* The set_rx_mode provides driver-specific rx mode setting.
* This implementation implements rx mode setting based upon
* ixgbe/igb drivers. Further improvement is to provide a
* callback op field over struct rte_eth_dev::dev_ops so each
* driver can register device-specific implementation
*/
int
rte_ethtool_net_set_rx_mode(uint16_t port_id)
{
uint16_t num_vfs;
struct rte_eth_dev_info dev_info;
uint16_t vf;
int ret;
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return ret;
num_vfs = dev_info.max_vfs;
/* Set VF vf_rx_mode, VF unsupport status is discard */
for (vf = 0; vf < num_vfs; vf++) {
#ifdef RTE_LIBRTE_IXGBE_PMD
#endif
}
/* Enable Rx vlan filter, VF unspport status is discard */
if (ret != 0)
return ret;
return 0;
}
int
rte_ethtool_get_ringparam(uint16_t port_id,
struct ethtool_ringparam *ring_param)
{
struct rte_eth_dev_info dev_info;
struct rte_eth_rxq_info rx_qinfo;
struct rte_eth_txq_info tx_qinfo;
int stat;
int ret;
if (ring_param == NULL)
return -EINVAL;
ret = rte_eth_dev_info_get(port_id, &dev_info);
if (ret != 0)
return ret;
stat = rte_eth_rx_queue_info_get(port_id, 0, &rx_qinfo);
if (stat != 0)
return stat;
stat = rte_eth_tx_queue_info_get(port_id, 0, &tx_qinfo);
if (stat != 0)
return stat;
memset(ring_param, 0, sizeof(*ring_param));
ring_param->rx_pending = rx_qinfo.nb_desc;
ring_param->rx_max_pending = dev_info.rx_desc_lim.nb_max;
ring_param->tx_pending = tx_qinfo.nb_desc;
ring_param->tx_max_pending = dev_info.tx_desc_lim.nb_max;
return 0;
}
int
rte_ethtool_set_ringparam(uint16_t port_id,
struct ethtool_ringparam *ring_param)
{
struct rte_eth_rxq_info rx_qinfo;
int stat;
if (ring_param == NULL)
return -EINVAL;
stat = rte_eth_rx_queue_info_get(port_id, 0, &rx_qinfo);
if (stat != 0)
return stat;
rte_eth_dev_stop(port_id);
stat = rte_eth_tx_queue_setup(port_id, 0, ring_param->tx_pending,
rte_socket_id(), NULL);
if (stat != 0)
return stat;
stat = rte_eth_rx_queue_setup(port_id, 0, ring_param->rx_pending,
rte_socket_id(), NULL, rx_qinfo.mp);
if (stat != 0)
return stat;
return rte_eth_dev_start(port_id);
}