#include <linux/types.h>
#include <linux/delay.h>
#include <linux/pci.h>
#include <asm/io.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
#include "netxen_nic.h"
#include "netxen_nic_hw.h"
struct netxen_nic_stats {
char stat_string[ETH_GSTRING_LEN];
int sizeof_stat;
int stat_offset;
};
#define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \
offsetof(struct netxen_adapter, m)
#define NETXEN_NIC_PORT_WINDOW 0x10000
#define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
{"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
{"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)},
{"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)},
{"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
{"csummed", NETXEN_NIC_STAT(stats.csummed)},
{"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)},
{"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)},
{"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
{"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
};
#define NETXEN_NIC_STATS_LEN ARRAY_SIZE(netxen_nic_gstrings_stats)
static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = {
"Register_Test_on_offline",
"Link_Test_on_offline"
};
#define NETXEN_NIC_TEST_LEN ARRAY_SIZE(netxen_nic_gstrings_test)
#define NETXEN_NIC_REGS_COUNT 30
#define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32))
#define NETXEN_MAX_EEPROM_LEN 1024
static int netxen_nic_get_eeprom_len(struct net_device *dev)
{
return NETXEN_FLASH_TOTAL_SIZE;
}
static void
netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
{
struct netxen_adapter *adapter = netdev_priv(dev);
u32 fw_major = 0;
u32 fw_minor = 0;
u32 fw_build = 0;
strscpy(drvinfo->driver, netxen_nic_driver_name,
sizeof(drvinfo->driver));
strscpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID,
sizeof(drvinfo->version));
fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR);
fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR);
fw_build = NXRD32(adapter, NETXEN_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));
}
static int
netxen_nic_get_link_ksettings(struct net_device *dev,
struct ethtool_link_ksettings *cmd)
{
struct netxen_adapter *adapter = netdev_priv(dev);
int check_sfp_module = 0;
u32 supported, advertising;
if (adapter->ahw.port_type == NETXEN_NIC_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);
cmd->base.port = PORT_TP;
cmd->base.speed = adapter->link_speed;
cmd->base.duplex = adapter->link_duplex;
cmd->base.autoneg = adapter->link_autoneg;
} else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
u32 val;
val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR);
if (val == NETXEN_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(dev) && adapter->has_link_events) {
cmd->base.speed = adapter->link_speed;
cmd->base.autoneg = adapter->link_autoneg;
cmd->base.duplex = adapter->link_duplex;
goto skip;
}
cmd->base.port = PORT_TP;
if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
u16 pcifn = adapter->ahw.pci_func;
val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn));
cmd->base.speed = P3_LINK_SPEED_MHZ *
P3_LINK_SPEED_VAL(pcifn, val);
} else
cmd->base.speed = SPEED_10000;
cmd->base.duplex = DUPLEX_FULL;
cmd->base.autoneg = AUTONEG_DISABLE;
} else
return -EIO;
skip:
cmd->base.phy_address = adapter->physical_port;
switch (adapter->ahw.board_type) {
case NETXEN_BRDTYPE_P2_SB35_4G:
case NETXEN_BRDTYPE_P2_SB31_2G:
case NETXEN_BRDTYPE_P3_REF_QG:
case NETXEN_BRDTYPE_P3_4_GB:
case NETXEN_BRDTYPE_P3_4_GB_MM:
supported |= SUPPORTED_Autoneg;
advertising |= ADVERTISED_Autoneg;
fallthrough;
case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
case NETXEN_BRDTYPE_P3_10G_CX4:
case NETXEN_BRDTYPE_P3_10G_CX4_LP:
case NETXEN_BRDTYPE_P3_10000_BASE_T:
supported |= SUPPORTED_TP;
advertising |= ADVERTISED_TP;
cmd->base.port = PORT_TP;
cmd->base.autoneg = (adapter->ahw.board_type ==
NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
(AUTONEG_DISABLE) : (adapter->link_autoneg);
break;
case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
case NETXEN_BRDTYPE_P3_IMEZ:
case NETXEN_BRDTYPE_P3_XG_LOM:
case NETXEN_BRDTYPE_P3_HMEZ:
supported |= SUPPORTED_MII;
advertising |= ADVERTISED_MII;
cmd->base.port = PORT_MII;
cmd->base.autoneg = AUTONEG_DISABLE;
break;
case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
case NETXEN_BRDTYPE_P3_10G_SFP_CT:
case NETXEN_BRDTYPE_P3_10G_SFP_QT:
advertising |= ADVERTISED_TP;
supported |= SUPPORTED_TP;
check_sfp_module = netif_running(dev) &&
adapter->has_link_events;
fallthrough;
case NETXEN_BRDTYPE_P2_SB31_10G:
case NETXEN_BRDTYPE_P3_10G_XFP:
supported |= SUPPORTED_FIBRE;
advertising |= ADVERTISED_FIBRE;
cmd->base.port = PORT_FIBRE;
cmd->base.autoneg = AUTONEG_DISABLE;
break;
case NETXEN_BRDTYPE_P3_10G_TP:
if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
cmd->base.autoneg = AUTONEG_DISABLE;
supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
advertising |=
(ADVERTISED_FIBRE | ADVERTISED_TP);
cmd->base.port = PORT_FIBRE;
check_sfp_module = netif_running(dev) &&
adapter->has_link_events;
} else {
supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
advertising |=
(ADVERTISED_TP | ADVERTISED_Autoneg);
cmd->base.port = PORT_TP;
}
break;
default:
printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
adapter->ahw.board_type);
return -EIO;
}
if (check_sfp_module) {
switch (adapter->module_type) {
case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
case LINKEVENT_MODULE_OPTICAL_SRLR:
case LINKEVENT_MODULE_OPTICAL_LRM:
case LINKEVENT_MODULE_OPTICAL_SFP_1G:
cmd->base.port = PORT_FIBRE;
break;
case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
case LINKEVENT_MODULE_TWINAX:
cmd->base.port = PORT_TP;
break;
default:
cmd->base.port = -1;
}
}
if (!netif_running(dev) || !adapter->ahw.linkup) {
cmd->base.duplex = DUPLEX_UNKNOWN;
cmd->base.speed = SPEED_UNKNOWN;
}
ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
supported);
ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
advertising);
return 0;
}
static int
netxen_nic_set_link_ksettings(struct net_device *dev,
const struct ethtool_link_ksettings *cmd)
{
struct netxen_adapter *adapter = netdev_priv(dev);
u32 speed = cmd->base.speed;
int ret;
if (adapter->ahw.port_type != NETXEN_NIC_GBE)
return -EOPNOTSUPP;
if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG))
return -EOPNOTSUPP;
ret = nx_fw_cmd_set_gbe_port(adapter, speed, cmd->base.duplex,
cmd->base.autoneg);
if (ret == NX_RCODE_NOT_SUPPORTED)
return -EOPNOTSUPP;
else if (ret)
return -EIO;
adapter->link_speed = speed;
adapter->link_duplex = cmd->base.duplex;
adapter->link_autoneg = cmd->base.autoneg;
if (!netif_running(dev))
return 0;
dev->netdev_ops->ndo_stop(dev);
return dev->netdev_ops->ndo_open(dev);
}
static int netxen_nic_get_regs_len(struct net_device *dev)
{
return NETXEN_NIC_REGS_LEN;
}
static void
netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
{
struct netxen_adapter *adapter = netdev_priv(dev);
struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
struct nx_host_sds_ring *sds_ring;
u32 *regs_buff = p;
int ring, i = 0;
int port = adapter->physical_port;
memset(p, 0, NETXEN_NIC_REGS_LEN);
regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
(adapter->pdev)->device;
if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
return;
regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE);
regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE);
regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1);
regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg);
regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE);
regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2);
regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c);
regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c);
regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c);
regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c);
if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c);
i += 2;
regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3);
regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
} else {
i++;
regs_buff[i++] = NXRD32(adapter,
NETXEN_NIU_XGE_CONFIG_0+(0x10000*port));
regs_buff[i++] = NXRD32(adapter,
NETXEN_NIU_XGE_CONFIG_1+(0x10000*port));
regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE);
regs_buff[i++] = NXRDIO(adapter,
adapter->tx_ring->crb_cmd_consumer);
}
regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer);
regs_buff[i++] = NXRDIO(adapter,
recv_ctx->rds_rings[0].crb_rcv_producer);
regs_buff[i++] = NXRDIO(adapter,
recv_ctx->rds_rings[1].crb_rcv_producer);
regs_buff[i++] = adapter->max_sds_rings;
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &(recv_ctx->sds_rings[ring]);
regs_buff[i++] = NXRDIO(adapter,
sds_ring->crb_sts_consumer);
}
}
static u32 netxen_nic_test_link(struct net_device *dev)
{
struct netxen_adapter *adapter = netdev_priv(dev);
u32 val, port;
port = adapter->physical_port;
if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
val = NXRD32(adapter, CRB_XG_STATE_P3);
val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
return (val == XG_LINK_UP_P3) ? 0 : 1;
} else {
val = NXRD32(adapter, CRB_XG_STATE);
val = (val >> port*8) & 0xff;
return (val == XG_LINK_UP) ? 0 : 1;
}
}
static int
netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
u8 *bytes)
{
struct netxen_adapter *adapter = netdev_priv(dev);
int offset;
int ret;
if (eeprom->len == 0)
return -EINVAL;
eeprom->magic = (adapter->pdev)->vendor |
((adapter->pdev)->device << 16);
offset = eeprom->offset;
ret = netxen_rom_fast_read_words(adapter, offset, bytes,
eeprom->len);
if (ret < 0)
return ret;
return 0;
}
static void
netxen_nic_get_ringparam(struct net_device *dev,
struct ethtool_ringparam *ring,
struct kernel_ethtool_ringparam *kernel_ring,
struct netlink_ext_ack *extack)
{
struct netxen_adapter *adapter = netdev_priv(dev);
ring->rx_pending = adapter->num_rxd;
ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
ring->rx_jumbo_pending += adapter->num_lro_rxd;
ring->tx_pending = adapter->num_txd;
if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
} else {
ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
}
ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
}
static u32
netxen_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",
netxen_nic_driver_name, r_name, num_desc, val);
}
return num_desc;
}
static int
netxen_nic_set_ringparam(struct net_device *dev,
struct ethtool_ringparam *ring,
struct kernel_ethtool_ringparam *kernel_ring,
struct netlink_ext_ack *extack)
{
struct netxen_adapter *adapter = netdev_priv(dev);
u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
u16 num_rxd, num_jumbo_rxd, num_txd;
if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
return -EOPNOTSUPP;
if (ring->rx_mini_pending)
return -EOPNOTSUPP;
if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
}
num_rxd = netxen_validate_ringparam(ring->rx_pending,
MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
num_txd = netxen_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 netxen_nic_reset_context(adapter);
}
static void
netxen_nic_get_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *pause)
{
struct netxen_adapter *adapter = netdev_priv(dev);
__u32 val;
int port = adapter->physical_port;
pause->autoneg = 0;
if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS))
return;
val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
pause->rx_pause = netxen_gb_get_rx_flowctl(val);
val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
switch (port) {
case 0:
pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
break;
case 1:
pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
break;
case 2:
pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
break;
case 3:
default:
pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
break;
}
} else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS))
return;
pause->rx_pause = 1;
val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
if (port == 0)
pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
else
pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
} else {
printk(KERN_ERR"%s: Unknown board type: %x\n",
netxen_nic_driver_name, adapter->ahw.port_type);
}
}
static int
netxen_nic_set_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *pause)
{
struct netxen_adapter *adapter = netdev_priv(dev);
__u32 val;
int port = adapter->physical_port;
if (pause->autoneg)
return -EINVAL;
if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS))
return -EIO;
val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
if (pause->rx_pause)
netxen_gb_rx_flowctl(val);
else
netxen_gb_unset_rx_flowctl(val);
NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
val);
val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
switch (port) {
case 0:
if (pause->tx_pause)
netxen_gb_unset_gb0_mask(val);
else
netxen_gb_set_gb0_mask(val);
break;
case 1:
if (pause->tx_pause)
netxen_gb_unset_gb1_mask(val);
else
netxen_gb_set_gb1_mask(val);
break;
case 2:
if (pause->tx_pause)
netxen_gb_unset_gb2_mask(val);
else
netxen_gb_set_gb2_mask(val);
break;
case 3:
default:
if (pause->tx_pause)
netxen_gb_unset_gb3_mask(val);
else
netxen_gb_set_gb3_mask(val);
break;
}
NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
} else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS))
return -EIO;
val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
if (port == 0) {
if (pause->tx_pause)
netxen_xg_unset_xg0_mask(val);
else
netxen_xg_set_xg0_mask(val);
} else {
if (pause->tx_pause)
netxen_xg_unset_xg1_mask(val);
else
netxen_xg_set_xg1_mask(val);
}
NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
} else {
printk(KERN_ERR "%s: Unknown board type: %x\n",
netxen_nic_driver_name,
adapter->ahw.port_type);
}
return 0;
}
static int netxen_nic_reg_test(struct net_device *dev)
{
struct netxen_adapter *adapter = netdev_priv(dev);
u32 data_read, data_written;
data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
if ((data_read & 0xffff) != adapter->pdev->vendor)
return 1;
if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
return 0;
data_written = (u32)0xa5a5a5a5;
NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
if (data_written != data_read)
return 1;
return 0;
}
static int netxen_get_sset_count(struct net_device *dev, int sset)
{
switch (sset) {
case ETH_SS_TEST:
return NETXEN_NIC_TEST_LEN;
case ETH_SS_STATS:
return NETXEN_NIC_STATS_LEN;
default:
return -EOPNOTSUPP;
}
}
static void
netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
u64 *data)
{
memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
if ((data[0] = netxen_nic_reg_test(dev)))
eth_test->flags |= ETH_TEST_FL_FAILED;
if ((data[1] = (u64) netxen_nic_test_link(dev)))
eth_test->flags |= ETH_TEST_FL_FAILED;
}
static void
netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
{
const char *str;
int i;
switch (stringset) {
case ETH_SS_TEST:
for (i = 0; i < NETXEN_NIC_TEST_LEN; i++)
ethtool_puts(&data, netxen_nic_gstrings_test[i]);
break;
case ETH_SS_STATS:
for (i = 0; i < NETXEN_NIC_STATS_LEN; i++) {
str = netxen_nic_gstrings_stats[i].stat_string;
ethtool_puts(&data, str);
}
break;
}
}
static void
netxen_nic_get_ethtool_stats(struct net_device *dev,
struct ethtool_stats *stats, u64 *data)
{
struct netxen_adapter *adapter = netdev_priv(dev);
int index;
for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
char *p =
(char *)adapter +
netxen_nic_gstrings_stats[index].stat_offset;
data[index] =
(netxen_nic_gstrings_stats[index].sizeof_stat ==
sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
}
}
static void
netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
struct netxen_adapter *adapter = netdev_priv(dev);
u32 wol_cfg = 0;
wol->supported = 0;
wol->wolopts = 0;
if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
return;
wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
if (wol_cfg & (1UL << adapter->portnum))
wol->supported |= WAKE_MAGIC;
wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
if (wol_cfg & (1UL << adapter->portnum))
wol->wolopts |= WAKE_MAGIC;
}
static int
netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
struct netxen_adapter *adapter = netdev_priv(dev);
u32 wol_cfg = 0;
if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
return -EOPNOTSUPP;
if (wol->wolopts & ~WAKE_MAGIC)
return -EOPNOTSUPP;
wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
if (!(wol_cfg & (1 << adapter->portnum)))
return -EOPNOTSUPP;
wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
if (wol->wolopts & WAKE_MAGIC)
wol_cfg |= 1UL << adapter->portnum;
else
wol_cfg &= ~(1UL << adapter->portnum);
NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
return 0;
}
static int netxen_set_intr_coalesce(struct net_device *netdev,
struct ethtool_coalesce *ethcoal,
struct kernel_ethtool_coalesce *kernel_coal,
struct netlink_ext_ack *extack)
{
struct netxen_adapter *adapter = netdev_priv(netdev);
if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
return -EINVAL;
if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
return -EINVAL;
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;
if (!ethcoal->rx_coalesce_usecs ||
!ethcoal->rx_max_coalesced_frames) {
adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
adapter->coal.normal.data.rx_time_us =
NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
adapter->coal.normal.data.rx_packets =
NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
} else {
adapter->coal.flags = 0;
adapter->coal.normal.data.rx_time_us =
ethcoal->rx_coalesce_usecs;
adapter->coal.normal.data.rx_packets =
ethcoal->rx_max_coalesced_frames;
}
adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
adapter->coal.normal.data.tx_packets =
ethcoal->tx_max_coalesced_frames;
netxen_config_intr_coalesce(adapter);
return 0;
}
static int netxen_get_intr_coalesce(struct net_device *netdev,
struct ethtool_coalesce *ethcoal,
struct kernel_ethtool_coalesce *kernel_coal,
struct netlink_ext_ack *extack)
{
struct netxen_adapter *adapter = netdev_priv(netdev);
if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
return -EINVAL;
if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
return -EINVAL;
ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
ethcoal->rx_max_coalesced_frames =
adapter->coal.normal.data.rx_packets;
ethcoal->tx_max_coalesced_frames =
adapter->coal.normal.data.tx_packets;
return 0;
}
static int
netxen_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
{
struct netxen_adapter *adapter = netdev_priv(netdev);
struct netxen_minidump *mdump = &adapter->mdump;
if (adapter->fw_mdump_rdy)
dump->len = mdump->md_dump_size;
else
dump->len = 0;
if (!mdump->md_enabled)
dump->flag = ETH_FW_DUMP_DISABLE;
else
dump->flag = mdump->md_capture_mask;
dump->version = adapter->fw_version;
return 0;
}
static const u32 FW_DUMP_LEVELS[] = { 0x3, 0x7, 0xf, 0x1f, 0x3f, 0x7f, 0xff };
static int
netxen_set_dump(struct net_device *netdev, struct ethtool_dump *val)
{
int i;
struct netxen_adapter *adapter = netdev_priv(netdev);
struct netxen_minidump *mdump = &adapter->mdump;
switch (val->flag) {
case NX_FORCE_FW_DUMP_KEY:
if (!mdump->md_enabled) {
netdev_info(netdev, "FW dump not enabled\n");
return 0;
}
if (adapter->fw_mdump_rdy) {
netdev_info(netdev, "Previous dump not cleared, not forcing dump\n");
return 0;
}
netdev_info(netdev, "Forcing a fw dump\n");
nx_dev_request_reset(adapter);
break;
case NX_DISABLE_FW_DUMP:
if (mdump->md_enabled) {
netdev_info(netdev, "Disabling FW Dump\n");
mdump->md_enabled = 0;
}
break;
case NX_ENABLE_FW_DUMP:
if (!mdump->md_enabled) {
netdev_info(netdev, "Enabling FW dump\n");
mdump->md_enabled = 1;
}
break;
case NX_FORCE_FW_RESET:
netdev_info(netdev, "Forcing FW reset\n");
nx_dev_request_reset(adapter);
adapter->flags &= ~NETXEN_FW_RESET_OWNER;
break;
default:
for (i = 0; i < ARRAY_SIZE(FW_DUMP_LEVELS); i++) {
if (val->flag == FW_DUMP_LEVELS[i]) {
mdump->md_capture_mask = val->flag;
netdev_info(netdev,
"Driver mask changed to: 0x%x\n",
mdump->md_capture_mask);
return 0;
}
}
netdev_info(netdev,
"Invalid dump level: 0x%x\n", val->flag);
return -EINVAL;
}
return 0;
}
static int
netxen_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
void *buffer)
{
int i, copy_sz;
u32 *hdr_ptr, *data;
struct netxen_adapter *adapter = netdev_priv(netdev);
struct netxen_minidump *mdump = &adapter->mdump;
if (!adapter->fw_mdump_rdy) {
netdev_info(netdev, "Dump not available\n");
return -EINVAL;
}
copy_sz = mdump->md_template_size;
hdr_ptr = (u32 *) mdump->md_template;
data = buffer;
for (i = 0; i < copy_sz/sizeof(u32); i++)
*data++ = cpu_to_le32(*hdr_ptr++);
memcpy(buffer + copy_sz,
mdump->md_capture_buff + mdump->md_template_size,
mdump->md_capture_size);
dump->len = copy_sz + mdump->md_capture_size;
dump->flag = mdump->md_capture_mask;
vfree(mdump->md_capture_buff);
mdump->md_capture_buff = NULL;
adapter->fw_mdump_rdy = 0;
netdev_info(netdev, "extracted the fw dump Successfully\n");
return 0;
}
const struct ethtool_ops netxen_nic_ethtool_ops = {
.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
ETHTOOL_COALESCE_MAX_FRAMES,
.get_drvinfo = netxen_nic_get_drvinfo,
.get_regs_len = netxen_nic_get_regs_len,
.get_regs = netxen_nic_get_regs,
.get_link = ethtool_op_get_link,
.get_eeprom_len = netxen_nic_get_eeprom_len,
.get_eeprom = netxen_nic_get_eeprom,
.get_ringparam = netxen_nic_get_ringparam,
.set_ringparam = netxen_nic_set_ringparam,
.get_pauseparam = netxen_nic_get_pauseparam,
.set_pauseparam = netxen_nic_set_pauseparam,
.get_wol = netxen_nic_get_wol,
.set_wol = netxen_nic_set_wol,
.self_test = netxen_nic_diag_test,
.get_strings = netxen_nic_get_strings,
.get_ethtool_stats = netxen_nic_get_ethtool_stats,
.get_sset_count = netxen_get_sset_count,
.get_coalesce = netxen_get_intr_coalesce,
.set_coalesce = netxen_set_intr_coalesce,
.get_dump_flag = netxen_get_dump_flag,
.get_dump_data = netxen_get_dump_data,
.set_dump = netxen_set_dump,
.get_link_ksettings = netxen_nic_get_link_ksettings,
.set_link_ksettings = netxen_nic_set_link_ksettings,
};
