M7350/kernel/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c

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2024-09-09 08:52:07 +00:00
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/module.h>
#include <linux/list.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/pagemap.h>
#include <linux/sched.h>
#include <linux/dmapool.h>
#include <linux/mempool.h>
#include <linux/spinlock.h>
#include <linux/kthread.h>
#include <linux/interrupt.h>
#include <linux/errno.h>
#include <linux/ioport.h>
#include <linux/in.h>
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <net/ipv6.h>
#include <linux/tcp.h>
#include <linux/udp.h>
#include <linux/if_arp.h>
#include <linux/if_ether.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/ethtool.h>
#include <linux/skbuff.h>
#include <linux/rtnetlink.h>
#include <linux/if_vlan.h>
#include <linux/delay.h>
#include <linux/mm.h>
#include <linux/vmalloc.h>
#include "qlge.h"
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struct ql_stats {
char stat_string[ETH_GSTRING_LEN];
int sizeof_stat;
int stat_offset;
};
#define QL_SIZEOF(m) FIELD_SIZEOF(struct ql_adapter, m)
#define QL_OFF(m) offsetof(struct ql_adapter, m)
static const struct ql_stats ql_gstrings_stats[] = {
{"tx_pkts", QL_SIZEOF(nic_stats.tx_pkts), QL_OFF(nic_stats.tx_pkts)},
{"tx_bytes", QL_SIZEOF(nic_stats.tx_bytes), QL_OFF(nic_stats.tx_bytes)},
{"tx_mcast_pkts", QL_SIZEOF(nic_stats.tx_mcast_pkts),
QL_OFF(nic_stats.tx_mcast_pkts)},
{"tx_bcast_pkts", QL_SIZEOF(nic_stats.tx_bcast_pkts),
QL_OFF(nic_stats.tx_bcast_pkts)},
{"tx_ucast_pkts", QL_SIZEOF(nic_stats.tx_ucast_pkts),
QL_OFF(nic_stats.tx_ucast_pkts)},
{"tx_ctl_pkts", QL_SIZEOF(nic_stats.tx_ctl_pkts),
QL_OFF(nic_stats.tx_ctl_pkts)},
{"tx_pause_pkts", QL_SIZEOF(nic_stats.tx_pause_pkts),
QL_OFF(nic_stats.tx_pause_pkts)},
{"tx_64_pkts", QL_SIZEOF(nic_stats.tx_64_pkt),
QL_OFF(nic_stats.tx_64_pkt)},
{"tx_65_to_127_pkts", QL_SIZEOF(nic_stats.tx_65_to_127_pkt),
QL_OFF(nic_stats.tx_65_to_127_pkt)},
{"tx_128_to_255_pkts", QL_SIZEOF(nic_stats.tx_128_to_255_pkt),
QL_OFF(nic_stats.tx_128_to_255_pkt)},
{"tx_256_511_pkts", QL_SIZEOF(nic_stats.tx_256_511_pkt),
QL_OFF(nic_stats.tx_256_511_pkt)},
{"tx_512_to_1023_pkts", QL_SIZEOF(nic_stats.tx_512_to_1023_pkt),
QL_OFF(nic_stats.tx_512_to_1023_pkt)},
{"tx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.tx_1024_to_1518_pkt),
QL_OFF(nic_stats.tx_1024_to_1518_pkt)},
{"tx_1519_to_max_pkts", QL_SIZEOF(nic_stats.tx_1519_to_max_pkt),
QL_OFF(nic_stats.tx_1519_to_max_pkt)},
{"tx_undersize_pkts", QL_SIZEOF(nic_stats.tx_undersize_pkt),
QL_OFF(nic_stats.tx_undersize_pkt)},
{"tx_oversize_pkts", QL_SIZEOF(nic_stats.tx_oversize_pkt),
QL_OFF(nic_stats.tx_oversize_pkt)},
{"rx_bytes", QL_SIZEOF(nic_stats.rx_bytes), QL_OFF(nic_stats.rx_bytes)},
{"rx_bytes_ok", QL_SIZEOF(nic_stats.rx_bytes_ok),
QL_OFF(nic_stats.rx_bytes_ok)},
{"rx_pkts", QL_SIZEOF(nic_stats.rx_pkts), QL_OFF(nic_stats.rx_pkts)},
{"rx_pkts_ok", QL_SIZEOF(nic_stats.rx_pkts_ok),
QL_OFF(nic_stats.rx_pkts_ok)},
{"rx_bcast_pkts", QL_SIZEOF(nic_stats.rx_bcast_pkts),
QL_OFF(nic_stats.rx_bcast_pkts)},
{"rx_mcast_pkts", QL_SIZEOF(nic_stats.rx_mcast_pkts),
QL_OFF(nic_stats.rx_mcast_pkts)},
{"rx_ucast_pkts", QL_SIZEOF(nic_stats.rx_ucast_pkts),
QL_OFF(nic_stats.rx_ucast_pkts)},
{"rx_undersize_pkts", QL_SIZEOF(nic_stats.rx_undersize_pkts),
QL_OFF(nic_stats.rx_undersize_pkts)},
{"rx_oversize_pkts", QL_SIZEOF(nic_stats.rx_oversize_pkts),
QL_OFF(nic_stats.rx_oversize_pkts)},
{"rx_jabber_pkts", QL_SIZEOF(nic_stats.rx_jabber_pkts),
QL_OFF(nic_stats.rx_jabber_pkts)},
{"rx_undersize_fcerr_pkts",
QL_SIZEOF(nic_stats.rx_undersize_fcerr_pkts),
QL_OFF(nic_stats.rx_undersize_fcerr_pkts)},
{"rx_drop_events", QL_SIZEOF(nic_stats.rx_drop_events),
QL_OFF(nic_stats.rx_drop_events)},
{"rx_fcerr_pkts", QL_SIZEOF(nic_stats.rx_fcerr_pkts),
QL_OFF(nic_stats.rx_fcerr_pkts)},
{"rx_align_err", QL_SIZEOF(nic_stats.rx_align_err),
QL_OFF(nic_stats.rx_align_err)},
{"rx_symbol_err", QL_SIZEOF(nic_stats.rx_symbol_err),
QL_OFF(nic_stats.rx_symbol_err)},
{"rx_mac_err", QL_SIZEOF(nic_stats.rx_mac_err),
QL_OFF(nic_stats.rx_mac_err)},
{"rx_ctl_pkts", QL_SIZEOF(nic_stats.rx_ctl_pkts),
QL_OFF(nic_stats.rx_ctl_pkts)},
{"rx_pause_pkts", QL_SIZEOF(nic_stats.rx_pause_pkts),
QL_OFF(nic_stats.rx_pause_pkts)},
{"rx_64_pkts", QL_SIZEOF(nic_stats.rx_64_pkts),
QL_OFF(nic_stats.rx_64_pkts)},
{"rx_65_to_127_pkts", QL_SIZEOF(nic_stats.rx_65_to_127_pkts),
QL_OFF(nic_stats.rx_65_to_127_pkts)},
{"rx_128_255_pkts", QL_SIZEOF(nic_stats.rx_128_255_pkts),
QL_OFF(nic_stats.rx_128_255_pkts)},
{"rx_256_511_pkts", QL_SIZEOF(nic_stats.rx_256_511_pkts),
QL_OFF(nic_stats.rx_256_511_pkts)},
{"rx_512_to_1023_pkts", QL_SIZEOF(nic_stats.rx_512_to_1023_pkts),
QL_OFF(nic_stats.rx_512_to_1023_pkts)},
{"rx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.rx_1024_to_1518_pkts),
QL_OFF(nic_stats.rx_1024_to_1518_pkts)},
{"rx_1519_to_max_pkts", QL_SIZEOF(nic_stats.rx_1519_to_max_pkts),
QL_OFF(nic_stats.rx_1519_to_max_pkts)},
{"rx_len_err_pkts", QL_SIZEOF(nic_stats.rx_len_err_pkts),
QL_OFF(nic_stats.rx_len_err_pkts)},
{"rx_code_err", QL_SIZEOF(nic_stats.rx_code_err),
QL_OFF(nic_stats.rx_code_err)},
{"rx_oversize_err", QL_SIZEOF(nic_stats.rx_oversize_err),
QL_OFF(nic_stats.rx_oversize_err)},
{"rx_undersize_err", QL_SIZEOF(nic_stats.rx_undersize_err),
QL_OFF(nic_stats.rx_undersize_err)},
{"rx_preamble_err", QL_SIZEOF(nic_stats.rx_preamble_err),
QL_OFF(nic_stats.rx_preamble_err)},
{"rx_frame_len_err", QL_SIZEOF(nic_stats.rx_frame_len_err),
QL_OFF(nic_stats.rx_frame_len_err)},
{"rx_crc_err", QL_SIZEOF(nic_stats.rx_crc_err),
QL_OFF(nic_stats.rx_crc_err)},
{"rx_err_count", QL_SIZEOF(nic_stats.rx_err_count),
QL_OFF(nic_stats.rx_err_count)},
{"tx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames0),
QL_OFF(nic_stats.tx_cbfc_pause_frames0)},
{"tx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames1),
QL_OFF(nic_stats.tx_cbfc_pause_frames1)},
{"tx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames2),
QL_OFF(nic_stats.tx_cbfc_pause_frames2)},
{"tx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames3),
QL_OFF(nic_stats.tx_cbfc_pause_frames3)},
{"tx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames4),
QL_OFF(nic_stats.tx_cbfc_pause_frames4)},
{"tx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames5),
QL_OFF(nic_stats.tx_cbfc_pause_frames5)},
{"tx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames6),
QL_OFF(nic_stats.tx_cbfc_pause_frames6)},
{"tx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames7),
QL_OFF(nic_stats.tx_cbfc_pause_frames7)},
{"rx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames0),
QL_OFF(nic_stats.rx_cbfc_pause_frames0)},
{"rx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames1),
QL_OFF(nic_stats.rx_cbfc_pause_frames1)},
{"rx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames2),
QL_OFF(nic_stats.rx_cbfc_pause_frames2)},
{"rx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames3),
QL_OFF(nic_stats.rx_cbfc_pause_frames3)},
{"rx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames4),
QL_OFF(nic_stats.rx_cbfc_pause_frames4)},
{"rx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames5),
QL_OFF(nic_stats.rx_cbfc_pause_frames5)},
{"rx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames6),
QL_OFF(nic_stats.rx_cbfc_pause_frames6)},
{"rx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames7),
QL_OFF(nic_stats.rx_cbfc_pause_frames7)},
{"rx_nic_fifo_drop", QL_SIZEOF(nic_stats.rx_nic_fifo_drop),
QL_OFF(nic_stats.rx_nic_fifo_drop)},
};
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static const char ql_gstrings_test[][ETH_GSTRING_LEN] = {
"Loopback test (offline)"
};
#define QLGE_TEST_LEN (sizeof(ql_gstrings_test) / ETH_GSTRING_LEN)
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#define QLGE_STATS_LEN ARRAY_SIZE(ql_gstrings_stats)
#define QLGE_RCV_MAC_ERR_STATS 7
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static int ql_update_ring_coalescing(struct ql_adapter *qdev)
{
int i, status = 0;
struct rx_ring *rx_ring;
struct cqicb *cqicb;
if (!netif_running(qdev->ndev))
return status;
/* Skip the default queue, and update the outbound handler
* queues if they changed.
*/
cqicb = (struct cqicb *)&qdev->rx_ring[qdev->rss_ring_count];
if (le16_to_cpu(cqicb->irq_delay) != qdev->tx_coalesce_usecs ||
le16_to_cpu(cqicb->pkt_delay) !=
qdev->tx_max_coalesced_frames) {
for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) {
rx_ring = &qdev->rx_ring[i];
cqicb = (struct cqicb *)rx_ring;
cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs);
cqicb->pkt_delay =
cpu_to_le16(qdev->tx_max_coalesced_frames);
cqicb->flags = FLAGS_LI;
status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
CFG_LCQ, rx_ring->cq_id);
if (status) {
netif_err(qdev, ifup, qdev->ndev,
"Failed to load CQICB.\n");
goto exit;
}
}
}
/* Update the inbound (RSS) handler queues if they changed. */
cqicb = (struct cqicb *)&qdev->rx_ring[0];
if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs ||
le16_to_cpu(cqicb->pkt_delay) !=
qdev->rx_max_coalesced_frames) {
for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) {
rx_ring = &qdev->rx_ring[i];
cqicb = (struct cqicb *)rx_ring;
cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs);
cqicb->pkt_delay =
cpu_to_le16(qdev->rx_max_coalesced_frames);
cqicb->flags = FLAGS_LI;
status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
CFG_LCQ, rx_ring->cq_id);
if (status) {
netif_err(qdev, ifup, qdev->ndev,
"Failed to load CQICB.\n");
goto exit;
}
}
}
exit:
return status;
}
static void ql_update_stats(struct ql_adapter *qdev)
{
u32 i;
u64 data;
u64 *iter = &qdev->nic_stats.tx_pkts;
spin_lock(&qdev->stats_lock);
if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) {
netif_err(qdev, drv, qdev->ndev,
"Couldn't get xgmac sem.\n");
goto quit;
}
/*
* Get TX statistics.
*/
for (i = 0x200; i < 0x280; i += 8) {
if (ql_read_xgmac_reg64(qdev, i, &data)) {
netif_err(qdev, drv, qdev->ndev,
"Error reading status register 0x%.04x.\n",
i);
goto end;
} else
*iter = data;
iter++;
}
/*
* Get RX statistics.
*/
for (i = 0x300; i < 0x3d0; i += 8) {
if (ql_read_xgmac_reg64(qdev, i, &data)) {
netif_err(qdev, drv, qdev->ndev,
"Error reading status register 0x%.04x.\n",
i);
goto end;
} else
*iter = data;
iter++;
}
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/* Update receive mac error statistics */
iter += QLGE_RCV_MAC_ERR_STATS;
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/*
* Get Per-priority TX pause frame counter statistics.
*/
for (i = 0x500; i < 0x540; i += 8) {
if (ql_read_xgmac_reg64(qdev, i, &data)) {
netif_err(qdev, drv, qdev->ndev,
"Error reading status register 0x%.04x.\n",
i);
goto end;
} else
*iter = data;
iter++;
}
/*
* Get Per-priority RX pause frame counter statistics.
*/
for (i = 0x568; i < 0x5a8; i += 8) {
if (ql_read_xgmac_reg64(qdev, i, &data)) {
netif_err(qdev, drv, qdev->ndev,
"Error reading status register 0x%.04x.\n",
i);
goto end;
} else
*iter = data;
iter++;
}
/*
* Get RX NIC FIFO DROP statistics.
*/
if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) {
netif_err(qdev, drv, qdev->ndev,
"Error reading status register 0x%.04x.\n", i);
goto end;
} else
*iter = data;
end:
ql_sem_unlock(qdev, qdev->xg_sem_mask);
quit:
spin_unlock(&qdev->stats_lock);
QL_DUMP_STAT(qdev);
}
static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
{
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int index;
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switch (stringset) {
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case ETH_SS_TEST:
memcpy(buf, *ql_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN);
break;
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case ETH_SS_STATS:
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for (index = 0; index < QLGE_STATS_LEN; index++) {
memcpy(buf + index * ETH_GSTRING_LEN,
ql_gstrings_stats[index].stat_string,
ETH_GSTRING_LEN);
}
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break;
}
}
static int ql_get_sset_count(struct net_device *dev, int sset)
{
switch (sset) {
case ETH_SS_TEST:
return QLGE_TEST_LEN;
case ETH_SS_STATS:
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return QLGE_STATS_LEN;
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default:
return -EOPNOTSUPP;
}
}
static void
ql_get_ethtool_stats(struct net_device *ndev,
struct ethtool_stats *stats, u64 *data)
{
struct ql_adapter *qdev = netdev_priv(ndev);
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int index, length;
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length = QLGE_STATS_LEN;
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ql_update_stats(qdev);
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for (index = 0; index < length; index++) {
char *p = (char *)qdev +
ql_gstrings_stats[index].stat_offset;
*data++ = (ql_gstrings_stats[index].sizeof_stat ==
sizeof(u64)) ? *(u64 *)p : (*(u32 *)p);
}
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}
static int ql_get_settings(struct net_device *ndev,
struct ethtool_cmd *ecmd)
{
struct ql_adapter *qdev = netdev_priv(ndev);
ecmd->supported = SUPPORTED_10000baseT_Full;
ecmd->advertising = ADVERTISED_10000baseT_Full;
ecmd->transceiver = XCVR_EXTERNAL;
if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
STS_LINK_TYPE_10GBASET) {
ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
ecmd->port = PORT_TP;
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ecmd->autoneg = AUTONEG_ENABLE;
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} else {
ecmd->supported |= SUPPORTED_FIBRE;
ecmd->advertising |= ADVERTISED_FIBRE;
ecmd->port = PORT_FIBRE;
}
ethtool_cmd_speed_set(ecmd, SPEED_10000);
ecmd->duplex = DUPLEX_FULL;
return 0;
}
static void ql_get_drvinfo(struct net_device *ndev,
struct ethtool_drvinfo *drvinfo)
{
struct ql_adapter *qdev = netdev_priv(ndev);
strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver));
strlcpy(drvinfo->version, qlge_driver_version,
sizeof(drvinfo->version));
snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
"v%d.%d.%d",
(qdev->fw_rev_id & 0x00ff0000) >> 16,
(qdev->fw_rev_id & 0x0000ff00) >> 8,
(qdev->fw_rev_id & 0x000000ff));
strlcpy(drvinfo->bus_info, pci_name(qdev->pdev),
sizeof(drvinfo->bus_info));
drvinfo->n_stats = 0;
drvinfo->testinfo_len = 0;
if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
drvinfo->regdump_len = sizeof(struct ql_mpi_coredump);
else
drvinfo->regdump_len = sizeof(struct ql_reg_dump);
drvinfo->eedump_len = 0;
}
static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
{
struct ql_adapter *qdev = netdev_priv(ndev);
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unsigned short ssys_dev = qdev->pdev->subsystem_device;
/* WOL is only supported for mezz card. */
if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 ||
ssys_dev == QLGE_MEZZ_SSYS_ID_180) {
wol->supported = WAKE_MAGIC;
wol->wolopts = qdev->wol;
}
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}
static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
{
struct ql_adapter *qdev = netdev_priv(ndev);
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unsigned short ssys_dev = qdev->pdev->subsystem_device;
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/* WOL is only supported for mezz card. */
if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 &&
ssys_dev != QLGE_MEZZ_SSYS_ID_180) {
netif_info(qdev, drv, qdev->ndev,
"WOL is only supported for mezz card\n");
return -EOPNOTSUPP;
}
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if (wol->wolopts & ~WAKE_MAGIC)
return -EINVAL;
qdev->wol = wol->wolopts;
netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
return 0;
}
static int ql_set_phys_id(struct net_device *ndev,
enum ethtool_phys_id_state state)
{
struct ql_adapter *qdev = netdev_priv(ndev);
switch (state) {
case ETHTOOL_ID_ACTIVE:
/* Save the current LED settings */
if (ql_mb_get_led_cfg(qdev))
return -EIO;
/* Start blinking */
ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
return 0;
case ETHTOOL_ID_INACTIVE:
/* Restore LED settings */
if (ql_mb_set_led_cfg(qdev, qdev->led_config))
return -EIO;
return 0;
default:
return -EINVAL;
}
}
static int ql_start_loopback(struct ql_adapter *qdev)
{
if (netif_carrier_ok(qdev->ndev)) {
set_bit(QL_LB_LINK_UP, &qdev->flags);
netif_carrier_off(qdev->ndev);
} else
clear_bit(QL_LB_LINK_UP, &qdev->flags);
qdev->link_config |= CFG_LOOPBACK_PCS;
return ql_mb_set_port_cfg(qdev);
}
static void ql_stop_loopback(struct ql_adapter *qdev)
{
qdev->link_config &= ~CFG_LOOPBACK_PCS;
ql_mb_set_port_cfg(qdev);
if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
netif_carrier_on(qdev->ndev);
clear_bit(QL_LB_LINK_UP, &qdev->flags);
}
}
static void ql_create_lb_frame(struct sk_buff *skb,
unsigned int frame_size)
{
memset(skb->data, 0xFF, frame_size);
frame_size &= ~1;
memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
}
void ql_check_lb_frame(struct ql_adapter *qdev,
struct sk_buff *skb)
{
unsigned int frame_size = skb->len;
if ((*(skb->data + 3) == 0xFF) &&
(*(skb->data + frame_size / 2 + 10) == 0xBE) &&
(*(skb->data + frame_size / 2 + 12) == 0xAF)) {
atomic_dec(&qdev->lb_count);
return;
}
}
static int ql_run_loopback_test(struct ql_adapter *qdev)
{
int i;
netdev_tx_t rc;
struct sk_buff *skb;
unsigned int size = SMALL_BUF_MAP_SIZE;
for (i = 0; i < 64; i++) {
skb = netdev_alloc_skb(qdev->ndev, size);
if (!skb)
return -ENOMEM;
skb->queue_mapping = 0;
skb_put(skb, size);
ql_create_lb_frame(skb, size);
rc = ql_lb_send(skb, qdev->ndev);
if (rc != NETDEV_TX_OK)
return -EPIPE;
atomic_inc(&qdev->lb_count);
}
/* Give queue time to settle before testing results. */
msleep(2);
ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
return atomic_read(&qdev->lb_count) ? -EIO : 0;
}
static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
{
*data = ql_start_loopback(qdev);
if (*data)
goto out;
*data = ql_run_loopback_test(qdev);
out:
ql_stop_loopback(qdev);
return *data;
}
static void ql_self_test(struct net_device *ndev,
struct ethtool_test *eth_test, u64 *data)
{
struct ql_adapter *qdev = netdev_priv(ndev);
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memset(data, 0, sizeof(u64) * QLGE_TEST_LEN);
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if (netif_running(ndev)) {
set_bit(QL_SELFTEST, &qdev->flags);
if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
/* Offline tests */
if (ql_loopback_test(qdev, &data[0]))
eth_test->flags |= ETH_TEST_FL_FAILED;
} else {
/* Online tests */
data[0] = 0;
}
clear_bit(QL_SELFTEST, &qdev->flags);
/* Give link time to come up after
* port configuration changes.
*/
msleep_interruptible(4 * 1000);
} else {
netif_err(qdev, drv, qdev->ndev,
"is down, Loopback test will fail.\n");
eth_test->flags |= ETH_TEST_FL_FAILED;
}
}
static int ql_get_regs_len(struct net_device *ndev)
{
struct ql_adapter *qdev = netdev_priv(ndev);
if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
return sizeof(struct ql_mpi_coredump);
else
return sizeof(struct ql_reg_dump);
}
static void ql_get_regs(struct net_device *ndev,
struct ethtool_regs *regs, void *p)
{
struct ql_adapter *qdev = netdev_priv(ndev);
ql_get_dump(qdev, p);
qdev->core_is_dumped = 0;
if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
regs->len = sizeof(struct ql_mpi_coredump);
else
regs->len = sizeof(struct ql_reg_dump);
}
static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
{
struct ql_adapter *qdev = netdev_priv(dev);
c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
/* This chip coalesces as follows:
* If a packet arrives, hold off interrupts until
* cqicb->int_delay expires, but if no other packets arrive don't
* wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
* timer to coalesce on a frame basis. So, we have to take ethtool's
* max_coalesced_frames value and convert it to a delay in microseconds.
* We do this by using a basic thoughput of 1,000,000 frames per
* second @ (1024 bytes). This means one frame per usec. So it's a
* simple one to one ratio.
*/
c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
return 0;
}
static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
{
struct ql_adapter *qdev = netdev_priv(ndev);
/* Validate user parameters. */
if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
return -EINVAL;
/* Don't wait more than 10 usec. */
if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
return -EINVAL;
if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
return -EINVAL;
if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
return -EINVAL;
/* Verify a change took place before updating the hardware. */
if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
return 0;
qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
return ql_update_ring_coalescing(qdev);
}
static void ql_get_pauseparam(struct net_device *netdev,
struct ethtool_pauseparam *pause)
{
struct ql_adapter *qdev = netdev_priv(netdev);
ql_mb_get_port_cfg(qdev);
if (qdev->link_config & CFG_PAUSE_STD) {
pause->rx_pause = 1;
pause->tx_pause = 1;
}
}
static int ql_set_pauseparam(struct net_device *netdev,
struct ethtool_pauseparam *pause)
{
struct ql_adapter *qdev = netdev_priv(netdev);
int status = 0;
if ((pause->rx_pause) && (pause->tx_pause))
qdev->link_config |= CFG_PAUSE_STD;
else if (!pause->rx_pause && !pause->tx_pause)
qdev->link_config &= ~CFG_PAUSE_STD;
else
return -EINVAL;
status = ql_mb_set_port_cfg(qdev);
return status;
}
static u32 ql_get_msglevel(struct net_device *ndev)
{
struct ql_adapter *qdev = netdev_priv(ndev);
return qdev->msg_enable;
}
static void ql_set_msglevel(struct net_device *ndev, u32 value)
{
struct ql_adapter *qdev = netdev_priv(ndev);
qdev->msg_enable = value;
}
const struct ethtool_ops qlge_ethtool_ops = {
.get_settings = ql_get_settings,
.get_drvinfo = ql_get_drvinfo,
.get_wol = ql_get_wol,
.set_wol = ql_set_wol,
.get_regs_len = ql_get_regs_len,
.get_regs = ql_get_regs,
.get_msglevel = ql_get_msglevel,
.set_msglevel = ql_set_msglevel,
.get_link = ethtool_op_get_link,
.set_phys_id = ql_set_phys_id,
.self_test = ql_self_test,
.get_pauseparam = ql_get_pauseparam,
.set_pauseparam = ql_set_pauseparam,
.get_coalesce = ql_get_coalesce,
.set_coalesce = ql_set_coalesce,
.get_sset_count = ql_get_sset_count,
.get_strings = ql_get_strings,
.get_ethtool_stats = ql_get_ethtool_stats,
};