// SPDX-License-Identifier: GPL-2.0-only
/*
* QLogic qlcnic NIC Driver
* Copyright (c) 2009-2013 QLogic Corporation
*/
#include <linux/types.h>
#include <linux/delay.h>
#include <linux/pci.h>
#include <linux/io.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
#include "qlcnic.h"
struct qlcnic_stats {
char stat_string[ETH_GSTRING_LEN];
int sizeof_stat;
int stat_offset;
};
#define QLC_SIZEOF(m) sizeof_field(struct qlcnic_adapter, m)
#define QLC_OFF(m) offsetof(struct qlcnic_adapter, m)
static const u32 qlcnic_fw_dump_level[] = {
0x3, 0x7, 0xf, 0x1f, 0x3f, 0x7f, 0xff
};
static const struct qlcnic_stats qlcnic_gstrings_stats[] = {
{"xmit_on" , QLC_SIZEOF(stats.xmit_on), QLC_OFF(stats.xmit_on)},
{"xmit_off" , QLC_SIZEOF(stats.xmit_off), QLC_OFF(stats.xmit_off)},
{"xmit_called" , QLC_SIZEOF(stats.xmitcalled),
QLC_OFF(stats.xmitcalled)},
{"xmit_finished" , QLC_SIZEOF(stats.xmitfinished),
QLC_OFF(stats.xmitfinished)},
{"tx dma map error" , QLC_SIZEOF(stats.tx_dma_map_error),
QLC_OFF(stats.tx_dma_map_error)},
{"tx_bytes" , QLC_SIZEOF(stats.txbytes), QLC_OFF(stats.txbytes)},
{"tx_dropped" , QLC_SIZEOF(stats.txdropped), QLC_OFF(stats.txdropped)},
{"rx dma map error" , QLC_SIZEOF(stats.rx_dma_map_error),
QLC_OFF(stats.rx_dma_map_error)},
{"rx_pkts" , QLC_SIZEOF(stats.rx_pkts), QLC_OFF(stats.rx_pkts)},
{"rx_bytes" , QLC_SIZEOF(stats.rxbytes), QLC_OFF(stats.rxbytes)},
{"rx_dropped" , QLC_SIZEOF(stats.rxdropped), QLC_OFF(stats.rxdropped)},
{"null rxbuf" , QLC_SIZEOF(stats.null_rxbuf), QLC_OFF(stats.null_rxbuf)},
{"csummed" , QLC_SIZEOF(stats.csummed), QLC_OFF(stats.csummed)},
{"lro_pkts" , QLC_SIZEOF(stats.lro_pkts), QLC_OFF(stats.lro_pkts)},
{"lrobytes" , QLC_SIZEOF(stats.lrobytes), QLC_OFF(stats.lrobytes)},
{"lso_frames" , QLC_SIZEOF(stats.lso_frames), QLC_OFF(stats.lso_frames)},
{"encap_lso_frames" , QLC_SIZEOF(stats.encap_lso_frames),
QLC_OFF(stats.encap_lso_frames)},
{"encap_tx_csummed" , QLC_SIZEOF(stats.encap_tx_csummed),
QLC_OFF(stats.encap_tx_csummed)},
{"encap_rx_csummed" , QLC_SIZEOF(stats.encap_rx_csummed),
QLC_OFF(stats.encap_rx_csummed)},
{"skb_alloc_failure" , QLC_SIZEOF(stats.skb_alloc_failure),
QLC_OFF(stats.skb_alloc_failure)},
{"mac_filter_limit_overrun" , QLC_SIZEOF(stats.mac_filter_limit_overrun),
QLC_OFF(stats.mac_filter_limit_overrun)},
{"spurious intr" , QLC_SIZEOF(stats.spurious_intr),
QLC_OFF(stats.spurious_intr)},
{"mbx spurious intr" , QLC_SIZEOF(stats.mbx_spurious_intr),
QLC_OFF(stats.mbx_spurious_intr)},
};
static const char qlcnic_device_gstrings_stats[][ETH_GSTRING_LEN] = {
"tx unicast frames" ,
"tx multicast frames" ,
"tx broadcast frames" ,
"tx dropped frames" ,
"tx errors" ,
"tx local frames" ,
"tx numbytes" ,
"rx unicast frames" ,
"rx multicast frames" ,
"rx broadcast frames" ,
"rx dropped frames" ,
"rx errors" ,
"rx local frames" ,
"rx numbytes" ,
};
static const char qlcnic_83xx_tx_stats_strings[][ETH_GSTRING_LEN] = {
"ctx_tx_bytes" ,
"ctx_tx_pkts" ,
"ctx_tx_errors" ,
"ctx_tx_dropped_pkts" ,
"ctx_tx_num_buffers" ,
};
static const char qlcnic_83xx_mac_stats_strings[][ETH_GSTRING_LEN] = {
"mac_tx_frames" ,
"mac_tx_bytes" ,
"mac_tx_mcast_pkts" ,
"mac_tx_bcast_pkts" ,
"mac_tx_pause_cnt" ,
"mac_tx_ctrl_pkt" ,
"mac_tx_lt_64b_pkts" ,
"mac_tx_lt_127b_pkts" ,
"mac_tx_lt_255b_pkts" ,
"mac_tx_lt_511b_pkts" ,
"mac_tx_lt_1023b_pkts" ,
"mac_tx_lt_1518b_pkts" ,
"mac_tx_gt_1518b_pkts" ,
"mac_rx_frames" ,
"mac_rx_bytes" ,
"mac_rx_mcast_pkts" ,
"mac_rx_bcast_pkts" ,
"mac_rx_pause_cnt" ,
"mac_rx_ctrl_pkt" ,
"mac_rx_lt_64b_pkts" ,
"mac_rx_lt_127b_pkts" ,
"mac_rx_lt_255b_pkts" ,
"mac_rx_lt_511b_pkts" ,
"mac_rx_lt_1023b_pkts" ,
"mac_rx_lt_1518b_pkts" ,
"mac_rx_gt_1518b_pkts" ,
"mac_rx_length_error" ,
"mac_rx_length_small" ,
"mac_rx_length_large" ,
"mac_rx_jabber" ,
"mac_rx_dropped" ,
"mac_crc_error" ,
"mac_align_error" ,
"eswitch_frames" ,
"eswitch_bytes" ,
"eswitch_multicast_frames" ,
"eswitch_broadcast_frames" ,
"eswitch_unicast_frames" ,
"eswitch_error_free_frames" ,
"eswitch_error_free_bytes" ,
};
#define QLCNIC_STATS_LEN ARRAY_SIZE(qlcnic_gstrings_stats)
static const char qlcnic_tx_queue_stats_strings[][ETH_GSTRING_LEN] = {
"xmit_on" ,
"xmit_off" ,
"xmit_called" ,
"xmit_finished" ,
"tx_bytes" ,
};
#define QLCNIC_TX_STATS_LEN ARRAY_SIZE(qlcnic_tx_queue_stats_strings)
static const char qlcnic_83xx_rx_stats_strings[][ETH_GSTRING_LEN] = {
"ctx_rx_bytes" ,
"ctx_rx_pkts" ,
"ctx_lro_pkt_cnt" ,
"ctx_ip_csum_error" ,
"ctx_rx_pkts_wo_ctx" ,
"ctx_rx_pkts_drop_wo_sds_on_card" ,
"ctx_rx_pkts_drop_wo_sds_on_host" ,
"ctx_rx_osized_pkts" ,
"ctx_rx_pkts_dropped_wo_rds" ,
"ctx_rx_unexpected_mcast_pkts" ,
"ctx_invalid_mac_address" ,
"ctx_rx_rds_ring_prim_attempted" ,
"ctx_rx_rds_ring_prim_success" ,
"ctx_num_lro_flows_added" ,
"ctx_num_lro_flows_removed" ,
"ctx_num_lro_flows_active" ,
"ctx_pkts_dropped_unknown" ,
};
static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = {
"Register_Test_on_offline" ,
"Link_Test_on_offline" ,
"Interrupt_Test_offline" ,
"Internal_Loopback_offline" ,
"External_Loopback_offline" ,
"EEPROM_Test_offline"
};
#define QLCNIC_TEST_LEN ARRAY_SIZE(qlcnic_gstrings_test)
static inline int qlcnic_82xx_statistics(struct qlcnic_adapter *adapter)
{
return ARRAY_SIZE(qlcnic_gstrings_stats) +
ARRAY_SIZE(qlcnic_83xx_mac_stats_strings) +
QLCNIC_TX_STATS_LEN * adapter->drv_tx_rings;
}
static inline int qlcnic_83xx_statistics(struct qlcnic_adapter *adapter)
{
return ARRAY_SIZE(qlcnic_gstrings_stats) +
ARRAY_SIZE(qlcnic_83xx_tx_stats_strings) +
ARRAY_SIZE(qlcnic_83xx_mac_stats_strings) +
ARRAY_SIZE(qlcnic_83xx_rx_stats_strings) +
QLCNIC_TX_STATS_LEN * adapter->drv_tx_rings;
}
static int qlcnic_dev_statistics_len(struct qlcnic_adapter *adapter)
{
int len = -1;
if (qlcnic_82xx_check(adapter)) {
len = qlcnic_82xx_statistics(adapter);
if (adapter->flags & QLCNIC_ESWITCH_ENABLED)
len += ARRAY_SIZE(qlcnic_device_gstrings_stats);
} else if (qlcnic_83xx_check(adapter)) {
len = qlcnic_83xx_statistics(adapter);
}
return len;
}
#define QLCNIC_TX_INTR_NOT_CONFIGURED 0X78563412
#define QLCNIC_MAX_EEPROM_LEN 1024
static const u32 diag_registers[] = {
QLCNIC_CMDPEG_STATE,
QLCNIC_RCVPEG_STATE,
QLCNIC_FW_CAPABILITIES,
QLCNIC_CRB_DRV_ACTIVE,
QLCNIC_CRB_DEV_STATE,
QLCNIC_CRB_DRV_STATE,
QLCNIC_CRB_DRV_SCRATCH,
QLCNIC_CRB_DEV_PARTITION_INFO,
QLCNIC_CRB_DRV_IDC_VER,
QLCNIC_PEG_ALIVE_COUNTER,
QLCNIC_PEG_HALT_STATUS1,
QLCNIC_PEG_HALT_STATUS2,
-1
};
static const u32 ext_diag_registers[] = {
CRB_XG_STATE_P3P,
ISR_INT_STATE_REG,
QLCNIC_CRB_PEG_NET_0+0x3c,
QLCNIC_CRB_PEG_NET_1+0x3c,
QLCNIC_CRB_PEG_NET_2+0x3c,
QLCNIC_CRB_PEG_NET_4+0x3c,
-1
};
#define QLCNIC_MGMT_API_VERSION 3
#define QLCNIC_ETHTOOL_REGS_VER 4
static inline int qlcnic_get_ring_regs_len(struct qlcnic_adapter *adapter)
{
int ring_regs_cnt = (adapter->drv_tx_rings * 5) +
(adapter->max_rds_rings * 2) +
(adapter->drv_sds_rings * 3) + 5;
return ring_regs_cnt * sizeof (u32);
}
static int qlcnic_get_regs_len(struct net_device *dev)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
u32 len;
if (qlcnic_83xx_check(adapter))
len = qlcnic_83xx_get_regs_len(adapter);
else
len = sizeof (ext_diag_registers) + sizeof (diag_registers);
len += ((QLCNIC_DEV_INFO_SIZE + 2) * sizeof (u32));
len += qlcnic_get_ring_regs_len(adapter);
return len;
}
static int qlcnic_get_eeprom_len(struct net_device *dev)
{
return QLCNIC_FLASH_TOTAL_SIZE;
}
static void
qlcnic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
u32 fw_major, fw_minor, fw_build;
fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
snprintf(drvinfo->fw_version, sizeof (drvinfo->fw_version),
"%d.%d.%d" , fw_major, fw_minor, fw_build);
strscpy(drvinfo->bus_info, pci_name(adapter->pdev),
sizeof (drvinfo->bus_info));
strscpy(drvinfo->driver, qlcnic_driver_name, sizeof (drvinfo->driver));
strscpy(drvinfo->version, QLCNIC_LINUX_VERSIONID,
sizeof (drvinfo->version));
}
static int qlcnic_82xx_get_link_ksettings(struct qlcnic_adapter *adapter,
struct ethtool_link_ksettings *ecmd)
{
struct qlcnic_hardware_context *ahw = adapter->ahw;
u32 speed, reg;
int check_sfp_module = 0, err = 0;
u16 pcifn = ahw->pci_func;
u32 supported, advertising;
/* read which mode */
if (adapter->ahw->port_type == QLCNIC_GBE) {
supported = (SUPPORTED_10baseT_Half |
SUPPORTED_10baseT_Full |
SUPPORTED_100baseT_Half |
SUPPORTED_100baseT_Full |
SUPPORTED_1000baseT_Half |
SUPPORTED_1000baseT_Full);
advertising = (ADVERTISED_100baseT_Half |
ADVERTISED_100baseT_Full |
ADVERTISED_1000baseT_Half |
ADVERTISED_1000baseT_Full);
ecmd->base.speed = adapter->ahw->link_speed;
ecmd->base.duplex = adapter->ahw->link_duplex;
ecmd->base.autoneg = adapter->ahw->link_autoneg;
} else if (adapter->ahw->port_type == QLCNIC_XGBE) {
u32 val = 0;
val = QLCRD32(adapter, QLCNIC_PORT_MODE_ADDR, &err);
if (val == QLCNIC_PORT_MODE_802_3_AP) {
supported = SUPPORTED_1000baseT_Full;
advertising = ADVERTISED_1000baseT_Full;
} else {
supported = SUPPORTED_10000baseT_Full;
advertising = ADVERTISED_10000baseT_Full;
}
if (netif_running(adapter->netdev) && ahw->has_link_events) {
if (ahw->linkup) {
reg = QLCRD32(adapter,
P3P_LINK_SPEED_REG(pcifn), &err);
speed = P3P_LINK_SPEED_VAL(pcifn, reg);
ahw->link_speed = speed * P3P_LINK_SPEED_MHZ;
}
ecmd->base.speed = ahw->link_speed;
ecmd->base.autoneg = ahw->link_autoneg;
ecmd->base.duplex = ahw->link_duplex;
goto skip;
}
ecmd->base.speed = SPEED_UNKNOWN;
ecmd->base.duplex = DUPLEX_UNKNOWN;
ecmd->base.autoneg = AUTONEG_DISABLE;
} else
return -EIO;
skip:
ecmd->base.phy_address = adapter->ahw->physical_port;
switch (adapter->ahw->board_type) {
case QLCNIC_BRDTYPE_P3P_REF_QG:
case QLCNIC_BRDTYPE_P3P_4_GB:
case QLCNIC_BRDTYPE_P3P_4_GB_MM:
supported |= SUPPORTED_Autoneg;
advertising |= ADVERTISED_Autoneg;
fallthrough;
case QLCNIC_BRDTYPE_P3P_10G_CX4:
case QLCNIC_BRDTYPE_P3P_10G_CX4_LP:
case QLCNIC_BRDTYPE_P3P_10000_BASE_T:
supported |= SUPPORTED_TP;
advertising |= ADVERTISED_TP;
ecmd->base.port = PORT_TP;
ecmd->base.autoneg = adapter->ahw->link_autoneg;
break ;
case QLCNIC_BRDTYPE_P3P_IMEZ:
case QLCNIC_BRDTYPE_P3P_XG_LOM:
case QLCNIC_BRDTYPE_P3P_HMEZ:
supported |= SUPPORTED_MII;
advertising |= ADVERTISED_MII;
ecmd->base.port = PORT_MII;
ecmd->base.autoneg = AUTONEG_DISABLE;
break ;
case QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS:
case QLCNIC_BRDTYPE_P3P_10G_SFP_CT:
case QLCNIC_BRDTYPE_P3P_10G_SFP_QT:
advertising |= ADVERTISED_TP;
supported |= SUPPORTED_TP;
check_sfp_module = netif_running(adapter->netdev) &&
ahw->has_link_events;
fallthrough;
case QLCNIC_BRDTYPE_P3P_10G_XFP:
supported |= SUPPORTED_FIBRE;
advertising |= ADVERTISED_FIBRE;
ecmd->base.port = PORT_FIBRE;
ecmd->base.autoneg = AUTONEG_DISABLE;
break ;
case QLCNIC_BRDTYPE_P3P_10G_TP:
if (adapter->ahw->port_type == QLCNIC_XGBE) {
ecmd->base.autoneg = AUTONEG_DISABLE;
supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
advertising |=
(ADVERTISED_FIBRE | ADVERTISED_TP);
ecmd->base.port = PORT_FIBRE;
check_sfp_module = netif_running(adapter->netdev) &&
ahw->has_link_events;
} else {
ecmd->base.autoneg = AUTONEG_ENABLE;
supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
advertising |=
(ADVERTISED_TP | ADVERTISED_Autoneg);
ecmd->base.port = PORT_TP;
}
break ;
default :
dev_err(&adapter->pdev->dev, "Unsupported board model %d\n" ,
adapter->ahw->board_type);
return -EIO;
}
if (check_sfp_module) {
switch (adapter->ahw->module_type) {
case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
case LINKEVENT_MODULE_OPTICAL_SRLR:
case LINKEVENT_MODULE_OPTICAL_LRM:
case LINKEVENT_MODULE_OPTICAL_SFP_1G:
ecmd->base.port = PORT_FIBRE;
break ;
case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
case LINKEVENT_MODULE_TWINAX:
ecmd->base.port = PORT_TP;
break ;
default :
ecmd->base.port = PORT_OTHER;
}
}
ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.supported,
supported);
ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.advertising,
advertising);
return 0;
}
static int qlcnic_get_link_ksettings(struct net_device *dev,
struct ethtool_link_ksettings *ecmd)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
if (qlcnic_82xx_check(adapter))
return qlcnic_82xx_get_link_ksettings(adapter, ecmd);
else if (qlcnic_83xx_check(adapter))
return qlcnic_83xx_get_link_ksettings(adapter, ecmd);
return -EIO;
}
static int qlcnic_set_port_config(struct qlcnic_adapter *adapter,
const struct ethtool_link_ksettings *ecmd)
{
u32 ret = 0, config = 0;
/* read which mode */
if (ecmd->base.duplex)
config |= 0x1;
if (ecmd->base.autoneg)
config |= 0x2;
switch (ecmd->base.speed) {
case SPEED_10:
config |= (0 << 8);
break ;
case SPEED_100:
config |= (1 << 8);
break ;
case SPEED_1000:
config |= (10 << 8);
break ;
default :
return -EIO;
}
ret = qlcnic_fw_cmd_set_port(adapter, config);
if (ret == QLCNIC_RCODE_NOT_SUPPORTED)
return -EOPNOTSUPP;
else if (ret)
return -EIO;
return ret;
}
static int qlcnic_set_link_ksettings(struct net_device *dev,
const struct ethtool_link_ksettings *ecmd)
{
u32 ret = 0;
struct qlcnic_adapter *adapter = netdev_priv(dev);
if (qlcnic_83xx_check(adapter))
qlcnic_83xx_get_port_type(adapter);
if (adapter->ahw->port_type != QLCNIC_GBE)
return -EOPNOTSUPP;
if (qlcnic_83xx_check(adapter))
ret = qlcnic_83xx_set_link_ksettings(adapter, ecmd);
else
ret = qlcnic_set_port_config(adapter, ecmd);
if (!ret)
return ret;
adapter->ahw->link_speed = ecmd->base.speed;
adapter->ahw->link_duplex = ecmd->base.duplex;
adapter->ahw->link_autoneg = ecmd->base.autoneg;
if (!netif_running(dev))
return 0;
dev->netdev_ops->ndo_stop(dev);
return dev->netdev_ops->ndo_open(dev);
}
static int qlcnic_82xx_get_registers(struct qlcnic_adapter *adapter,
u32 *regs_buff)
{
int i, j = 0, err = 0;
for (i = QLCNIC_DEV_INFO_SIZE + 1; diag_registers[j] != -1; j++, i++)
regs_buff[i] = QLC_SHARED_REG_RD32(adapter, diag_registers[j]);
j = 0;
while (ext_diag_registers[j] != -1)
regs_buff[i++] = QLCRD32(adapter, ext_diag_registers[j++],
&err);
return i;
}
static void
qlcnic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
struct qlcnic_host_sds_ring *sds_ring;
struct qlcnic_host_rds_ring *rds_rings;
struct qlcnic_host_tx_ring *tx_ring;
u32 *regs_buff = p;
int ring, i = 0;
memset(p, 0, qlcnic_get_regs_len(dev));
regs->version = (QLCNIC_ETHTOOL_REGS_VER << 24) |
(adapter->ahw->revision_id << 16) | (adapter->pdev)->device;
regs_buff[0] = (0xcafe0000 | (QLCNIC_DEV_INFO_SIZE & 0xffff));
regs_buff[1] = QLCNIC_MGMT_API_VERSION;
if (adapter->ahw->capabilities & QLC_83XX_ESWITCH_CAPABILITY)
regs_buff[2] = adapter->ahw->max_vnic_func;
if (qlcnic_82xx_check(adapter))
i = qlcnic_82xx_get_registers(adapter, regs_buff);
else
i = qlcnic_83xx_get_registers(adapter, regs_buff);
if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
return ;
/* Marker btw regs and TX ring count */
regs_buff[i++] = 0xFFEFCDAB;
regs_buff[i++] = adapter->drv_tx_rings; /* No. of TX ring */
for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
tx_ring = &adapter->tx_ring[ring];
regs_buff[i++] = le32_to_cpu(*(tx_ring->hw_consumer));
regs_buff[i++] = tx_ring->sw_consumer;
regs_buff[i++] = readl(tx_ring->crb_cmd_producer);
regs_buff[i++] = tx_ring->producer;
if (tx_ring->crb_intr_mask)
regs_buff[i++] = readl(tx_ring->crb_intr_mask);
else
regs_buff[i++] = QLCNIC_TX_INTR_NOT_CONFIGURED;
}
regs_buff[i++] = adapter->max_rds_rings; /* No. of RX ring */
for (ring = 0; ring < adapter->max_rds_rings; ring++) {
rds_rings = &recv_ctx->rds_rings[ring];
regs_buff[i++] = readl(rds_rings->crb_rcv_producer);
regs_buff[i++] = rds_rings->producer;
}
regs_buff[i++] = adapter->drv_sds_rings; /* No. of SDS ring */
for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
sds_ring = &(recv_ctx->sds_rings[ring]);
regs_buff[i++] = readl(sds_ring->crb_sts_consumer);
regs_buff[i++] = sds_ring->consumer;
regs_buff[i++] = readl(sds_ring->crb_intr_mask);
}
}
static u32 qlcnic_test_link(struct net_device *dev)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
int err = 0;
u32 val;
if (qlcnic_83xx_check(adapter)) {
val = qlcnic_83xx_test_link(adapter);
return (val & 1) ? 0 : 1;
}
val = QLCRD32(adapter, CRB_XG_STATE_P3P, &err);
if (err == -EIO)
return err;
val = XG_LINK_STATE_P3P(adapter->ahw->pci_func, val);
return (val == XG_LINK_UP_P3P) ? 0 : 1;
}
static int
qlcnic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
u8 *bytes)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
int offset;
int ret = -1;
if (qlcnic_83xx_check(adapter))
return 0;
if (eeprom->len == 0)
return -EINVAL;
eeprom->magic = (adapter->pdev)->vendor |
((adapter->pdev)->device << 16);
offset = eeprom->offset;
if (qlcnic_82xx_check(adapter))
ret = qlcnic_rom_fast_read_words(adapter, offset, bytes,
eeprom->len);
if (ret < 0)
return ret;
return 0;
}
static void
qlcnic_get_ringparam(struct net_device *dev,
struct ethtool_ringparam *ring,
struct kernel_ethtool_ringparam *kernel_ring,
struct netlink_ext_ack *extack)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
ring->rx_pending = adapter->num_rxd;
ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
ring->tx_pending = adapter->num_txd;
ring->rx_max_pending = adapter->max_rxd;
ring->rx_jumbo_max_pending = adapter->max_jumbo_rxd;
ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
}
static u32
qlcnic_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
{
u32 num_desc;
num_desc = max(val, min);
num_desc = min(num_desc, max);
num_desc = roundup_pow_of_two(num_desc);
if (val != num_desc) {
printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n" ,
qlcnic_driver_name, r_name, num_desc, val);
}
return num_desc;
}
static int
qlcnic_set_ringparam(struct net_device *dev,
struct ethtool_ringparam *ring,
struct kernel_ethtool_ringparam *kernel_ring,
struct netlink_ext_ack *extack)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
u16 num_rxd, num_jumbo_rxd, num_txd;
if (ring->rx_mini_pending)
return -EOPNOTSUPP;
num_rxd = qlcnic_validate_ringparam(ring->rx_pending,
MIN_RCV_DESCRIPTORS, adapter->max_rxd, "rx" );
num_jumbo_rxd = qlcnic_validate_ringparam(ring->rx_jumbo_pending,
MIN_JUMBO_DESCRIPTORS, adapter->max_jumbo_rxd,
"rx jumbo" );
num_txd = qlcnic_validate_ringparam(ring->tx_pending,
MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx" );
if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
num_jumbo_rxd == adapter->num_jumbo_rxd)
return 0;
adapter->num_rxd = num_rxd;
adapter->num_jumbo_rxd = num_jumbo_rxd;
adapter->num_txd = num_txd;
return qlcnic_reset_context(adapter);
}
static int qlcnic_validate_ring_count(struct qlcnic_adapter *adapter,
u8 rx_ring, u8 tx_ring)
{
if (rx_ring == 0 || tx_ring == 0)
return -EINVAL;
if (rx_ring != 0) {
if (rx_ring > adapter->max_sds_rings) {
netdev_err(adapter->netdev,
"Invalid ring count, SDS ring count %d should not be greater than max %d driver sds rings.\n" ,
rx_ring, adapter->max_sds_rings);
return -EINVAL;
}
}
if (tx_ring != 0) {
if (tx_ring > adapter->max_tx_rings) {
netdev_err(adapter->netdev,
"Invalid ring count, Tx ring count %d should not be greater than max %d driver Tx rings.\n" ,
tx_ring, adapter->max_tx_rings);
return -EINVAL;
}
}
return 0;
}
static void qlcnic_get_channels(struct net_device *dev,
struct ethtool_channels *channel)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
channel->max_rx = adapter->max_sds_rings;
channel->max_tx = adapter->max_tx_rings;
channel->rx_count = adapter->drv_sds_rings;
channel->tx_count = adapter->drv_tx_rings;
}
static int qlcnic_set_channels(struct net_device *dev,
struct ethtool_channels *channel)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
int err;
if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
netdev_err(dev, "No RSS/TSS support in non MSI-X mode\n" );
return -EINVAL;
}
if (channel->other_count || channel->combined_count)
return -EINVAL;
err = qlcnic_validate_ring_count(adapter, channel->rx_count,
channel->tx_count);
if (err)
return err;
if (adapter->drv_sds_rings != channel->rx_count) {
err = qlcnic_validate_rings(adapter, channel->rx_count,
QLCNIC_RX_QUEUE);
if (err) {
netdev_err(dev, "Unable to configure %u SDS rings\n" ,
channel->rx_count);
return err;
}
adapter->drv_rss_rings = channel->rx_count;
}
if (adapter->drv_tx_rings != channel->tx_count) {
err = qlcnic_validate_rings(adapter, channel->tx_count,
QLCNIC_TX_QUEUE);
if (err) {
netdev_err(dev, "Unable to configure %u Tx rings\n" ,
channel->tx_count);
return err;
}
adapter->drv_tss_rings = channel->tx_count;
}
adapter->flags |= QLCNIC_TSS_RSS;
err = qlcnic_setup_rings(adapter);
netdev_info(dev, "Allocated %d SDS rings and %d Tx rings\n" ,
adapter->drv_sds_rings, adapter->drv_tx_rings);
return err;
}
static void
qlcnic_get_pauseparam(struct net_device *netdev,
struct ethtool_pauseparam *pause)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
int port = adapter->ahw->physical_port;
int err = 0;
__u32 val;
if (qlcnic_83xx_check(adapter)) {
qlcnic_83xx_get_pauseparam(adapter, pause);
return ;
}
if (adapter->ahw->port_type == QLCNIC_GBE) {
if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
return ;
/* get flow control settings */
val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port), &err);
if (err == -EIO)
return ;
pause->rx_pause = qlcnic_gb_get_rx_flowctl(val);
val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, &err);
if (err == -EIO)
return ;
switch (port) {
case 0:
pause->tx_pause = !(qlcnic_gb_get_gb0_mask(val));
break ;
case 1:
pause->tx_pause = !(qlcnic_gb_get_gb1_mask(val));
break ;
case 2:
pause->tx_pause = !(qlcnic_gb_get_gb2_mask(val));
break ;
case 3:
default :
pause->tx_pause = !(qlcnic_gb_get_gb3_mask(val));
break ;
}
} else if (adapter->ahw->port_type == QLCNIC_XGBE) {
if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
return ;
pause->rx_pause = 1;
val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, &err);
if (err == -EIO)
return ;
if (port == 0)
pause->tx_pause = !(qlcnic_xg_get_xg0_mask(val));
else
pause->tx_pause = !(qlcnic_xg_get_xg1_mask(val));
} else {
dev_err(&netdev->dev, "Unknown board type: %x\n" ,
adapter->ahw->port_type);
}
}
static int
qlcnic_set_pauseparam(struct net_device *netdev,
struct ethtool_pauseparam *pause)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
int port = adapter->ahw->physical_port;
int err = 0;
__u32 val;
if (qlcnic_83xx_check(adapter))
return qlcnic_83xx_set_pauseparam(adapter, pause);
/* read mode */
if (adapter->ahw->port_type == QLCNIC_GBE) {
if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
return -EIO;
/* set flow control */
val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port), &err);
if (err == -EIO)
return err;
if (pause->rx_pause)
qlcnic_gb_rx_flowctl(val);
else
qlcnic_gb_unset_rx_flowctl(val);
QLCWR32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port),
val);
QLCWR32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port), val);
/* set autoneg */
val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, &err);
if (err == -EIO)
return err;
switch (port) {
case 0:
if (pause->tx_pause)
qlcnic_gb_unset_gb0_mask(val);
else
qlcnic_gb_set_gb0_mask(val);
break ;
case 1:
if (pause->tx_pause)
qlcnic_gb_unset_gb1_mask(val);
else
qlcnic_gb_set_gb1_mask(val);
break ;
case 2:
if (pause->tx_pause)
qlcnic_gb_unset_gb2_mask(val);
else
qlcnic_gb_set_gb2_mask(val);
break ;
case 3:
default :
if (pause->tx_pause)
qlcnic_gb_unset_gb3_mask(val);
else
qlcnic_gb_set_gb3_mask(val);
break ;
}
QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, val);
} else if (adapter->ahw->port_type == QLCNIC_XGBE) {
if (!pause->rx_pause || pause->autoneg)
return -EOPNOTSUPP;
if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
return -EIO;
val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, &err);
if (err == -EIO)
return err;
if (port == 0) {
if (pause->tx_pause)
qlcnic_xg_unset_xg0_mask(val);
else
qlcnic_xg_set_xg0_mask(val);
} else {
if (pause->tx_pause)
qlcnic_xg_unset_xg1_mask(val);
else
qlcnic_xg_set_xg1_mask(val);
}
QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, val);
} else {
dev_err(&netdev->dev, "Unknown board type: %x\n" ,
adapter->ahw->port_type);
}
return 0;
}
static int qlcnic_reg_test(struct net_device *dev)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
u32 data_read;
int err = 0;
if (qlcnic_83xx_check(adapter))
return qlcnic_83xx_reg_test(adapter);
data_read = QLCRD32(adapter, QLCNIC_PCIX_PH_REG(0), &err);
if (err == -EIO)
return err;
if ((data_read & 0xffff) != adapter->pdev->vendor)
return 1;
return 0;
}
static int qlcnic_eeprom_test(struct net_device *dev)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
if (qlcnic_82xx_check(adapter))
return 0;
return qlcnic_83xx_flash_test(adapter);
}
static int qlcnic_get_sset_count(struct net_device *dev, int sset)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
switch (sset) {
case ETH_SS_TEST:
return QLCNIC_TEST_LEN;
case ETH_SS_STATS:
return qlcnic_dev_statistics_len(adapter);
default :
return -EOPNOTSUPP;
}
}
static int qlcnic_irq_test(struct net_device *netdev)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
struct qlcnic_hardware_context *ahw = adapter->ahw;
struct qlcnic_cmd_args cmd;
int ret, drv_sds_rings = adapter->drv_sds_rings;
int drv_tx_rings = adapter->drv_tx_rings;
if (qlcnic_83xx_check(adapter))
return qlcnic_83xx_interrupt_test(netdev);
if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
return -EIO;
ret = qlcnic_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
if (ret)
goto clear_diag_irq;
ahw->diag_cnt = 0;
ret = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INTRPT_TEST);
if (ret)
goto free_diag_res;
cmd.req.arg[1] = ahw->pci_func;
ret = qlcnic_issue_cmd(adapter, &cmd);
if (ret)
goto done;
usleep_range(1000, 12000);
ret = !ahw->diag_cnt;
done:
qlcnic_free_mbx_args(&cmd);
free_diag_res:
qlcnic_diag_free_res(netdev, drv_sds_rings);
clear_diag_irq:
adapter->drv_sds_rings = drv_sds_rings;
adapter->drv_tx_rings = drv_tx_rings;
clear_bit(__QLCNIC_RESETTING, &adapter->state);
return ret;
}
#define QLCNIC_ILB_PKT_SIZE 64
#define QLCNIC_NUM_ILB_PKT 16
#define QLCNIC_ILB_MAX_RCV_LOOP 10
#define QLCNIC_LB_PKT_POLL_DELAY_MSEC 1
#define QLCNIC_LB_PKT_POLL_COUNT 20
static void qlcnic_create_loopback_buff(unsigned char *data, u8 mac[])
{
static const unsigned char random_data[] = {0xa8, 0x06, 0x45, 0x00};
memset(data, 0x4e, QLCNIC_ILB_PKT_SIZE);
memcpy(data, mac, ETH_ALEN);
memcpy(data + ETH_ALEN, mac, ETH_ALEN);
memcpy(data + 2 * ETH_ALEN, random_data, sizeof (random_data));
}
int qlcnic_check_loopback_buff(unsigned char *data, u8 mac[])
{
unsigned char buff[QLCNIC_ILB_PKT_SIZE];
qlcnic_create_loopback_buff(buff, mac);
return memcmp(data, buff, QLCNIC_ILB_PKT_SIZE);
}
int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode)
{
struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
struct qlcnic_host_sds_ring *sds_ring = &recv_ctx->sds_rings[0];
struct sk_buff *skb;
int i, loop, cnt = 0;
for (i = 0; i < QLCNIC_NUM_ILB_PKT; i++) {
skb = netdev_alloc_skb(adapter->netdev, QLCNIC_ILB_PKT_SIZE);
if (!skb)
goto error;
qlcnic_create_loopback_buff(skb->data, adapter->mac_addr);
skb_put(skb, QLCNIC_ILB_PKT_SIZE);
adapter->ahw->diag_cnt = 0;
qlcnic_xmit_frame(skb, adapter->netdev);
loop = 0;
do {
msleep(QLCNIC_LB_PKT_POLL_DELAY_MSEC);
qlcnic_process_rcv_ring_diag(sds_ring);
if (loop++ > QLCNIC_LB_PKT_POLL_COUNT)
break ;
} while (!adapter->ahw->diag_cnt);
dev_kfree_skb_any(skb);
if (!adapter->ahw->diag_cnt)
dev_warn(&adapter->pdev->dev,
"LB Test: packet #%d was not received\n" ,
i + 1);
else
cnt++;
}
if (cnt != i) {
error:
dev_err(&adapter->pdev->dev,
"LB Test: failed, TX[%d], RX[%d]\n" , i, cnt);
if (mode != QLCNIC_ILB_MODE)
dev_warn(&adapter->pdev->dev,
"WARNING: Please check loopback cable\n" );
return -1;
}
return 0;
}
static int qlcnic_loopback_test(struct net_device *netdev, u8 mode)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
int drv_tx_rings = adapter->drv_tx_rings;
int drv_sds_rings = adapter->drv_sds_rings;
struct qlcnic_host_sds_ring *sds_ring;
struct qlcnic_hardware_context *ahw = adapter->ahw;
int loop = 0;
int ret;
if (qlcnic_83xx_check(adapter))
return qlcnic_83xx_loopback_test(netdev, mode);
if (!(ahw->capabilities & QLCNIC_FW_CAPABILITY_MULTI_LOOPBACK)) {
dev_info(&adapter->pdev->dev,
"Firmware do not support loopback test\n" );
return -EOPNOTSUPP;
}
dev_warn(&adapter->pdev->dev, "%s loopback test in progress\n" ,
mode == QLCNIC_ILB_MODE ? "internal" : "external" );
if (ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
dev_warn(&adapter->pdev->dev,
"Loopback test not supported in nonprivileged mode\n" );
return 0;
}
if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
return -EBUSY;
ret = qlcnic_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST);
if (ret)
goto clear_it;
sds_ring = &adapter->recv_ctx->sds_rings[0];
ret = qlcnic_set_lb_mode(adapter, mode);
if (ret)
goto free_res;
ahw->diag_cnt = 0;
do {
msleep(500);
qlcnic_process_rcv_ring_diag(sds_ring);
if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) {
netdev_info(netdev,
"Firmware didn't sent link up event to loopback request\n" );
ret = -ETIMEDOUT;
goto free_res;
} else if (adapter->ahw->diag_cnt) {
ret = adapter->ahw->diag_cnt;
goto free_res;
}
} while (!QLCNIC_IS_LB_CONFIGURED(ahw->loopback_state));
ret = qlcnic_do_lb_test(adapter, mode);
qlcnic_clear_lb_mode(adapter, mode);
free_res:
qlcnic_diag_free_res(netdev, drv_sds_rings);
clear_it:
adapter->drv_sds_rings = drv_sds_rings;
adapter->drv_tx_rings = drv_tx_rings;
clear_bit(__QLCNIC_RESETTING, &adapter->state);
return ret;
}
static void
qlcnic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
u64 *data)
{
memset(data, 0, sizeof (u64) * QLCNIC_TEST_LEN);
data[0] = qlcnic_reg_test(dev);
if (data[0])
eth_test->flags |= ETH_TEST_FL_FAILED;
data[1] = (u64) qlcnic_test_link(dev);
if (data[1])
eth_test->flags |= ETH_TEST_FL_FAILED;
if (eth_test->flags & ETH_TEST_FL_OFFLINE) {
data[2] = qlcnic_irq_test(dev);
if (data[2])
eth_test->flags |= ETH_TEST_FL_FAILED;
data[3] = qlcnic_loopback_test(dev, QLCNIC_ILB_MODE);
if (data[3])
eth_test->flags |= ETH_TEST_FL_FAILED;
if (eth_test->flags & ETH_TEST_FL_EXTERNAL_LB) {
data[4] = qlcnic_loopback_test(dev, QLCNIC_ELB_MODE);
if (data[4])
eth_test->flags |= ETH_TEST_FL_FAILED;
eth_test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
}
data[5] = qlcnic_eeprom_test(dev);
if (data[5])
eth_test->flags |= ETH_TEST_FL_FAILED;
}
}
static void
qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
int index, i, num_stats;
const char *str;
switch (stringset) {
case ETH_SS_TEST:
for (i = 0; i < QLCNIC_TEST_LEN; i++)
ethtool_puts(&data, qlcnic_gstrings_test[i]);
break ;
case ETH_SS_STATS:
num_stats = ARRAY_SIZE(qlcnic_tx_queue_stats_strings);
for (i = 0; i < adapter->drv_tx_rings; i++)
for (index = 0; index < num_stats; index++) {
str = qlcnic_tx_queue_stats_strings[index];
ethtool_sprintf(&data, "tx_queue_%d %s" , i,
str);
}
for (i = 0; i < QLCNIC_STATS_LEN; i++) {
str = qlcnic_gstrings_stats[i].stat_string;
ethtool_puts(&data, str);
}
if (qlcnic_83xx_check(adapter)) {
num_stats = ARRAY_SIZE(qlcnic_83xx_tx_stats_strings);
for (i = 0; i < num_stats; i++) {
str = qlcnic_83xx_tx_stats_strings[i];
ethtool_puts(&data, str);
}
num_stats = ARRAY_SIZE(qlcnic_83xx_mac_stats_strings);
for (i = 0; i < num_stats; i++) {
str = qlcnic_83xx_mac_stats_strings[i];
ethtool_puts(&data, str);
}
num_stats = ARRAY_SIZE(qlcnic_83xx_rx_stats_strings);
for (i = 0; i < num_stats; i++) {
str = qlcnic_83xx_rx_stats_strings[i];
ethtool_puts(&data, str);
}
return ;
} else {
num_stats = ARRAY_SIZE(qlcnic_83xx_mac_stats_strings);
for (i = 0; i < num_stats; i++) {
str = qlcnic_83xx_mac_stats_strings[i];
ethtool_puts(&data, str);
}
}
if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
return ;
num_stats = ARRAY_SIZE(qlcnic_device_gstrings_stats);
for (i = 0; i < num_stats; i++)
ethtool_puts(&data, qlcnic_device_gstrings_stats[i]);
}
}
static u64 *qlcnic_fill_stats(u64 *data, void *stats, int type)
{
if (type == QLCNIC_MAC_STATS) {
struct qlcnic_mac_statistics *mac_stats =
(struct qlcnic_mac_statistics *)stats;
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_frames);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_bytes);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_mcast_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_bcast_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_pause_cnt);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_ctrl_pkt);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_64b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_127b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_255b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_511b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_1023b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_1518b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_gt_1518b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_frames);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_bytes);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_mcast_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_bcast_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_pause_cnt);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_ctrl_pkt);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_64b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_127b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_255b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_511b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_1023b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_1518b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_gt_1518b_pkts);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_error);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_small);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_large);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_jabber);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_dropped);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_crc_error);
*data++ = QLCNIC_FILL_STATS(mac_stats->mac_align_error);
} else if (type == QLCNIC_ESW_STATS) {
struct __qlcnic_esw_statistics *esw_stats =
(struct __qlcnic_esw_statistics *)stats;
*data++ = QLCNIC_FILL_STATS(esw_stats->unicast_frames);
*data++ = QLCNIC_FILL_STATS(esw_stats->multicast_frames);
*data++ = QLCNIC_FILL_STATS(esw_stats->broadcast_frames);
*data++ = QLCNIC_FILL_STATS(esw_stats->dropped_frames);
*data++ = QLCNIC_FILL_STATS(esw_stats->errors);
*data++ = QLCNIC_FILL_STATS(esw_stats->local_frames);
*data++ = QLCNIC_FILL_STATS(esw_stats->numbytes);
}
return data;
}
void qlcnic_update_stats(struct qlcnic_adapter *adapter)
{
struct qlcnic_tx_queue_stats tx_stats;
struct qlcnic_host_tx_ring *tx_ring;
int ring;
memset(&tx_stats, 0, sizeof (tx_stats));
for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
tx_ring = &adapter->tx_ring[ring];
tx_stats.xmit_on += tx_ring->tx_stats.xmit_on;
tx_stats.xmit_off += tx_ring->tx_stats.xmit_off;
tx_stats.xmit_called += tx_ring->tx_stats.xmit_called;
tx_stats.xmit_finished += tx_ring->tx_stats.xmit_finished;
tx_stats.tx_bytes += tx_ring->tx_stats.tx_bytes;
}
adapter->stats.xmit_on = tx_stats.xmit_on;
adapter->stats.xmit_off = tx_stats.xmit_off;
adapter->stats.xmitcalled = tx_stats.xmit_called;
adapter->stats.xmitfinished = tx_stats.xmit_finished;
adapter->stats.txbytes = tx_stats.tx_bytes;
}
static u64 *qlcnic_fill_tx_queue_stats(u64 *data, void *stats)
{
struct qlcnic_host_tx_ring *tx_ring;
tx_ring = (struct qlcnic_host_tx_ring *)stats;
*data++ = QLCNIC_FILL_STATS(tx_ring->tx_stats.xmit_on);
*data++ = QLCNIC_FILL_STATS(tx_ring->tx_stats.xmit_off);
*data++ = QLCNIC_FILL_STATS(tx_ring->tx_stats.xmit_called);
*data++ = QLCNIC_FILL_STATS(tx_ring->tx_stats.xmit_finished);
*data++ = QLCNIC_FILL_STATS(tx_ring->tx_stats.tx_bytes);
return data;
}
static void qlcnic_get_ethtool_stats(struct net_device *dev,
struct ethtool_stats *stats, u64 *data)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
struct qlcnic_host_tx_ring *tx_ring;
struct qlcnic_esw_statistics port_stats;
struct qlcnic_mac_statistics mac_stats;
int index, ret, length, size, ring;
char *p;
memset(data, 0, stats->n_stats * sizeof (u64));
for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
tx_ring = &adapter->tx_ring[ring];
data = qlcnic_fill_tx_queue_stats(data, tx_ring);
qlcnic_update_stats(adapter);
} else {
data += QLCNIC_TX_STATS_LEN;
}
}
length = QLCNIC_STATS_LEN;
for (index = 0; index < length; index++) {
p = (char *)adapter + qlcnic_gstrings_stats[index].stat_offset;
size = qlcnic_gstrings_stats[index].sizeof_stat;
*data++ = (size == sizeof (u64)) ? (*(u64 *)p) : ((*(u32 *)p));
}
if (qlcnic_83xx_check(adapter)) {
if (adapter->ahw->linkup)
qlcnic_83xx_get_stats(adapter, data);
return ;
} else {
/* Retrieve MAC statistics from firmware */
memset(&mac_stats, 0, sizeof (struct qlcnic_mac_statistics));
qlcnic_get_mac_stats(adapter, &mac_stats);
data = qlcnic_fill_stats(data, &mac_stats, QLCNIC_MAC_STATS);
}
if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
return ;
memset(&port_stats, 0, sizeof (struct qlcnic_esw_statistics));
ret = qlcnic_get_port_stats(adapter, adapter->ahw->pci_func,
QLCNIC_QUERY_RX_COUNTER, &port_stats.rx);
if (ret)
return ;
data = qlcnic_fill_stats(data, &port_stats.rx, QLCNIC_ESW_STATS);
ret = qlcnic_get_port_stats(adapter, adapter->ahw->pci_func,
QLCNIC_QUERY_TX_COUNTER, &port_stats.tx);
if (ret)
return ;
qlcnic_fill_stats(data, &port_stats.tx, QLCNIC_ESW_STATS);
}
static int qlcnic_set_led(struct net_device *dev,
enum ethtool_phys_id_state state)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
int drv_sds_rings = adapter->drv_sds_rings;
int err = -EIO, active = 1;
if (qlcnic_83xx_check(adapter))
return qlcnic_83xx_set_led(dev, state);
if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
netdev_warn(dev, "LED test not supported for non "
"privilege function\n" );
return -EOPNOTSUPP;
}
switch (state) {
case ETHTOOL_ID_ACTIVE:
if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state))
return -EBUSY;
if (test_bit(__QLCNIC_RESETTING, &adapter->state))
break ;
if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
if (qlcnic_diag_alloc_res(dev, QLCNIC_LED_TEST))
break ;
set_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state);
}
if (adapter->nic_ops->config_led(adapter, 1, 0xf) == 0) {
err = 0;
break ;
}
dev_err(&adapter->pdev->dev,
"Failed to set LED blink state.\n" );
break ;
case ETHTOOL_ID_INACTIVE:
active = 0;
if (test_bit(__QLCNIC_RESETTING, &adapter->state))
break ;
if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
if (qlcnic_diag_alloc_res(dev, QLCNIC_LED_TEST))
break ;
set_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state);
}
if (adapter->nic_ops->config_led(adapter, 0, 0xf))
dev_err(&adapter->pdev->dev,
"Failed to reset LED blink state.\n" );
break ;
default :
return -EINVAL;
}
if (test_and_clear_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state))
qlcnic_diag_free_res(dev, drv_sds_rings);
if (!active || err)
clear_bit(__QLCNIC_LED_ENABLE, &adapter->state);
return err;
}
static void
qlcnic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
u32 wol_cfg;
int err = 0;
if (qlcnic_83xx_check(adapter))
return ;
wol->supported = 0;
wol->wolopts = 0;
wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV, &err);
if (err == -EIO)
return ;
if (wol_cfg & (1UL << adapter->portnum))
wol->supported |= WAKE_MAGIC;
wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG, &err);
if (wol_cfg & (1UL << adapter->portnum))
wol->wolopts |= WAKE_MAGIC;
}
static int
qlcnic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
struct qlcnic_adapter *adapter = netdev_priv(dev);
u32 wol_cfg;
int err = 0;
if (qlcnic_83xx_check(adapter))
return -EOPNOTSUPP;
if (wol->wolopts & ~WAKE_MAGIC)
return -EINVAL;
wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV, &err);
if (err == -EIO)
return err;
if (!(wol_cfg & (1 << adapter->portnum)))
return -EOPNOTSUPP;
wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG, &err);
if (err == -EIO)
return err;
if (wol->wolopts & WAKE_MAGIC)
wol_cfg |= 1UL << adapter->portnum;
else
wol_cfg &= ~(1UL << adapter->portnum);
QLCWR32(adapter, QLCNIC_WOL_CONFIG, wol_cfg);
return 0;
}
/*
* Set the coalescing parameters. Currently only normal is supported.
* If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
* firmware coalescing to default.
*/
static int qlcnic_set_intr_coalesce(struct net_device *netdev,
struct ethtool_coalesce *ethcoal,
struct kernel_ethtool_coalesce *kernel_coal,
struct netlink_ext_ack *extack)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
int err;
if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
return -EINVAL;
/*
* Return Error if unsupported values or
* unsupported parameters are set.
*/
if (ethcoal->rx_coalesce_usecs > 0xffff ||
ethcoal->rx_max_coalesced_frames > 0xffff ||
ethcoal->tx_coalesce_usecs > 0xffff ||
ethcoal->tx_max_coalesced_frames > 0xffff)
return -EINVAL;
err = qlcnic_config_intr_coalesce(adapter, ethcoal);
return err;
}
static int qlcnic_get_intr_coalesce(struct net_device *netdev,
struct ethtool_coalesce *ethcoal,
struct kernel_ethtool_coalesce *kernel_coal,
struct netlink_ext_ack *extack)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
return -EINVAL;
ethcoal->rx_coalesce_usecs = adapter->ahw->coal.rx_time_us;
ethcoal->rx_max_coalesced_frames = adapter->ahw->coal.rx_packets;
ethcoal->tx_coalesce_usecs = adapter->ahw->coal.tx_time_us;
ethcoal->tx_max_coalesced_frames = adapter->ahw->coal.tx_packets;
return 0;
}
static u32 qlcnic_get_msglevel(struct net_device *netdev)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
return adapter->ahw->msg_enable;
}
static void qlcnic_set_msglevel(struct net_device *netdev, u32 msglvl)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
adapter->ahw->msg_enable = msglvl;
}
int qlcnic_enable_fw_dump_state(struct qlcnic_adapter *adapter)
{
struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
u32 val;
if (qlcnic_84xx_check(adapter)) {
if (qlcnic_83xx_lock_driver(adapter))
return -EBUSY;
val = QLCRDX(adapter->ahw, QLC_83XX_IDC_CTRL);
val &= ~QLC_83XX_IDC_DISABLE_FW_DUMP;
QLCWRX(adapter->ahw, QLC_83XX_IDC_CTRL, val);
qlcnic_83xx_unlock_driver(adapter);
} else {
fw_dump->enable = true ;
}
dev_info(&adapter->pdev->dev, "FW dump enabled\n" );
return 0;
}
static int qlcnic_disable_fw_dump_state(struct qlcnic_adapter *adapter)
{
struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
u32 val;
if (qlcnic_84xx_check(adapter)) {
if (qlcnic_83xx_lock_driver(adapter))
return -EBUSY;
val = QLCRDX(adapter->ahw, QLC_83XX_IDC_CTRL);
val |= QLC_83XX_IDC_DISABLE_FW_DUMP;
QLCWRX(adapter->ahw, QLC_83XX_IDC_CTRL, val);
qlcnic_83xx_unlock_driver(adapter);
} else {
fw_dump->enable = false ;
}
dev_info(&adapter->pdev->dev, "FW dump disabled\n" );
return 0;
}
bool qlcnic_check_fw_dump_state(struct qlcnic_adapter *adapter)
{
struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
bool state;
u32 val;
if (qlcnic_84xx_check(adapter)) {
val = QLCRDX(adapter->ahw, QLC_83XX_IDC_CTRL);
state = (val & QLC_83XX_IDC_DISABLE_FW_DUMP) ? false : true ;
} else {
state = fw_dump->enable;
}
return state;
}
static int
qlcnic_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
if (!fw_dump->tmpl_hdr) {
netdev_err(adapter->netdev, "FW Dump not supported\n" );
return -ENOTSUPP;
}
if (fw_dump->clr)
dump->len = fw_dump->tmpl_hdr_size + fw_dump->size;
else
dump->len = 0;
if (!qlcnic_check_fw_dump_state(adapter))
dump->flag = ETH_FW_DUMP_DISABLE;
else
dump->flag = fw_dump->cap_mask;
dump->version = adapter->fw_version;
return 0;
}
static int
qlcnic_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
void *buffer)
{
int i, copy_sz;
u32 *hdr_ptr;
__le32 *data;
struct qlcnic_adapter *adapter = netdev_priv(netdev);
struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
if (!fw_dump->tmpl_hdr) {
netdev_err(netdev, "FW Dump not supported\n" );
return -ENOTSUPP;
}
if (!fw_dump->clr) {
netdev_info(netdev, "Dump not available\n" );
return -EINVAL;
}
/* Copy template header first */
copy_sz = fw_dump->tmpl_hdr_size;
hdr_ptr = (u32 *)fw_dump->tmpl_hdr;
data = buffer;
for (i = 0; i < copy_sz/sizeof (u32); i++)
*data++ = cpu_to_le32(*hdr_ptr++);
/* Copy captured dump data */
memcpy(buffer + copy_sz, fw_dump->data, fw_dump->size);
dump->len = copy_sz + fw_dump->size;
dump->flag = fw_dump->cap_mask;
/* Free dump area once data has been captured */
vfree(fw_dump->data);
fw_dump->data = NULL;
fw_dump->clr = 0;
netdev_info(netdev, "extracted the FW dump Successfully\n" );
return 0;
}
static int qlcnic_set_dump_mask(struct qlcnic_adapter *adapter, u32 mask)
{
struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
struct net_device *netdev = adapter->netdev;
if (!qlcnic_check_fw_dump_state(adapter)) {
netdev_info(netdev,
"Can not change driver mask to 0x%x. FW dump not enabled\n" ,
mask);
return -EOPNOTSUPP;
}
fw_dump->cap_mask = mask;
/* Store new capture mask in template header as well*/
qlcnic_store_cap_mask(adapter, fw_dump->tmpl_hdr, mask);
netdev_info(netdev, "Driver mask changed to: 0x%x\n" , mask);
return 0;
}
static int
qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
bool valid_mask = false ;
int i, ret = 0;
switch (val->flag) {
case QLCNIC_FORCE_FW_DUMP_KEY:
if (!fw_dump->tmpl_hdr) {
netdev_err(netdev, "FW dump not supported\n" );
ret = -EOPNOTSUPP;
break ;
}
if (!qlcnic_check_fw_dump_state(adapter)) {
netdev_info(netdev, "FW dump not enabled\n" );
ret = -EOPNOTSUPP;
break ;
}
if (fw_dump->clr) {
netdev_info(netdev,
"Previous dump not cleared, not forcing dump\n" );
break ;
}
netdev_info(netdev, "Forcing a FW dump\n" );
qlcnic_dev_request_reset(adapter, val->flag);
break ;
case QLCNIC_DISABLE_FW_DUMP:
if (!fw_dump->tmpl_hdr) {
netdev_err(netdev, "FW dump not supported\n" );
ret = -EOPNOTSUPP;
break ;
}
ret = qlcnic_disable_fw_dump_state(adapter);
break ;
case QLCNIC_ENABLE_FW_DUMP:
if (!fw_dump->tmpl_hdr) {
netdev_err(netdev, "FW dump not supported\n" );
ret = -EOPNOTSUPP;
break ;
}
ret = qlcnic_enable_fw_dump_state(adapter);
break ;
case QLCNIC_FORCE_FW_RESET:
netdev_info(netdev, "Forcing a FW reset\n" );
qlcnic_dev_request_reset(adapter, val->flag);
adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
break ;
case QLCNIC_SET_QUIESCENT:
case QLCNIC_RESET_QUIESCENT:
if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state))
netdev_info(netdev, "Device is in non-operational state\n" );
break ;
default :
if (!fw_dump->tmpl_hdr) {
netdev_err(netdev, "FW dump not supported\n" );
ret = -EOPNOTSUPP;
break ;
}
for (i = 0; i < ARRAY_SIZE(qlcnic_fw_dump_level); i++) {
if (val->flag == qlcnic_fw_dump_level[i]) {
valid_mask = true ;
break ;
}
}
if (valid_mask) {
ret = qlcnic_set_dump_mask(adapter, val->flag);
} else {
netdev_info(netdev, "Invalid dump level: 0x%x\n" ,
val->flag);
ret = -EINVAL;
}
}
return ret;
}
const struct ethtool_ops qlcnic_ethtool_ops = {
.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
ETHTOOL_COALESCE_MAX_FRAMES,
.get_drvinfo = qlcnic_get_drvinfo,
.get_regs_len = qlcnic_get_regs_len,
.get_regs = qlcnic_get_regs,
.get_link = ethtool_op_get_link,
.get_eeprom_len = qlcnic_get_eeprom_len,
.get_eeprom = qlcnic_get_eeprom,
.get_ringparam = qlcnic_get_ringparam,
.set_ringparam = qlcnic_set_ringparam,
.get_channels = qlcnic_get_channels,
.set_channels = qlcnic_set_channels,
.get_pauseparam = qlcnic_get_pauseparam,
.set_pauseparam = qlcnic_set_pauseparam,
.get_wol = qlcnic_get_wol,
.set_wol = qlcnic_set_wol,
.self_test = qlcnic_diag_test,
.get_strings = qlcnic_get_strings,
.get_ethtool_stats = qlcnic_get_ethtool_stats,
.get_sset_count = qlcnic_get_sset_count,
.get_coalesce = qlcnic_get_intr_coalesce,
.set_coalesce = qlcnic_set_intr_coalesce,
.set_phys_id = qlcnic_set_led,
.set_msglevel = qlcnic_set_msglevel,
.get_msglevel = qlcnic_get_msglevel,
.get_dump_flag = qlcnic_get_dump_flag,
.get_dump_data = qlcnic_get_dump_data,
.set_dump = qlcnic_set_dump,
.get_link_ksettings = qlcnic_get_link_ksettings,
.set_link_ksettings = qlcnic_set_link_ksettings,
};
const struct ethtool_ops qlcnic_sriov_vf_ethtool_ops = {
.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
ETHTOOL_COALESCE_MAX_FRAMES,
.get_drvinfo = qlcnic_get_drvinfo,
.get_regs_len = qlcnic_get_regs_len,
.get_regs = qlcnic_get_regs,
.get_link = ethtool_op_get_link,
.get_eeprom_len = qlcnic_get_eeprom_len,
.get_eeprom = qlcnic_get_eeprom,
.get_ringparam = qlcnic_get_ringparam,
.set_ringparam = qlcnic_set_ringparam,
.get_channels = qlcnic_get_channels,
.get_pauseparam = qlcnic_get_pauseparam,
.get_wol = qlcnic_get_wol,
.get_strings = qlcnic_get_strings,
.get_ethtool_stats = qlcnic_get_ethtool_stats,
.get_sset_count = qlcnic_get_sset_count,
.get_coalesce = qlcnic_get_intr_coalesce,
.set_coalesce = qlcnic_set_intr_coalesce,
.set_msglevel = qlcnic_set_msglevel,
.get_msglevel = qlcnic_get_msglevel,
.get_link_ksettings = qlcnic_get_link_ksettings,
};
const struct ethtool_ops qlcnic_ethtool_failed_ops = {
.get_drvinfo = qlcnic_get_drvinfo,
.set_msglevel = qlcnic_set_msglevel,
.get_msglevel = qlcnic_get_msglevel,
.set_dump = qlcnic_set_dump,
.get_link_ksettings = qlcnic_get_link_ksettings,
};
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