qlcnic_ethtool.c 51.5 KB
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/*
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 * QLogic qlcnic NIC Driver
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 * Copyright (c) 2009-2013 QLogic Corporation
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 *
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 * See LICENSE.qlcnic for copyright and licensing details.
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 */

#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) FIELD_SIZEOF(struct qlcnic_adapter, m)
#define QLC_OFF(m) offsetof(struct qlcnic_adapter, m)
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static const u32 qlcnic_fw_dump_level[] = {
	0x3, 0x7, 0xf, 0x1f, 0x3f, 0x7f, 0xff
};
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static const struct qlcnic_stats qlcnic_gstrings_stats[] = {
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	{"xmit_on", QLC_SIZEOF(stats.xmit_on), QLC_OFF(stats.xmit_on)},
	{"xmit_off", QLC_SIZEOF(stats.xmit_off), QLC_OFF(stats.xmit_off)},
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	{"xmit_called", QLC_SIZEOF(stats.xmitcalled),
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	 QLC_OFF(stats.xmitcalled)},
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	{"xmit_finished", QLC_SIZEOF(stats.xmitfinished),
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	 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)},
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	{"tx_dropped", QLC_SIZEOF(stats.txdropped), QLC_OFF(stats.txdropped)},
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	{"rx dma map error", QLC_SIZEOF(stats.rx_dma_map_error),
	 QLC_OFF(stats.rx_dma_map_error)},
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	{"rx_pkts", QLC_SIZEOF(stats.rx_pkts), QLC_OFF(stats.rx_pkts)},
	{"rx_bytes", QLC_SIZEOF(stats.rxbytes), QLC_OFF(stats.rxbytes)},
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	{"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)},
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	{"lrobytes", QLC_SIZEOF(stats.lrobytes), QLC_OFF(stats.lrobytes)},
	{"lso_frames", QLC_SIZEOF(stats.lso_frames), QLC_OFF(stats.lso_frames)},
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	{"skb_alloc_failure", QLC_SIZEOF(stats.skb_alloc_failure),
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	 QLC_OFF(stats.skb_alloc_failure)},
	{"mac_filter_limit_overrun", QLC_SIZEOF(stats.mac_filter_limit_overrun),
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	 QLC_OFF(stats.mac_filter_limit_overrun)},
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	{"spurious intr", QLC_SIZEOF(stats.spurious_intr),
	 QLC_OFF(stats.spurious_intr)},
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};

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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",
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	"rx unicast frames",
	"rx multicast frames",
	"rx broadcast frames",
	"rx dropped frames",
	"rx errors",
	"rx local frames",
	"rx numbytes",
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};

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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] = {
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	"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",
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	"mac_crc_error",
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	"mac_align_error",
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	"eswitch_frames",
	"eswitch_bytes",
	"eswitch_multicast_frames",
	"eswitch_broadcast_frames",
	"eswitch_unicast_frames",
	"eswitch_error_free_frames",
	"eswitch_error_free_bytes",
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};

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#define QLCNIC_STATS_LEN	ARRAY_SIZE(qlcnic_gstrings_stats)
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static const char qlcnic_tx_queue_stats_strings[][ETH_GSTRING_LEN] = {
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	"xmit_on",
	"xmit_off",
	"xmit_called",
	"xmit_finished",
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	"tx_bytes",
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};

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#define QLCNIC_TX_STATS_LEN	ARRAY_SIZE(qlcnic_tx_queue_stats_strings)

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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",
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	"ctx_rx_pkts_drop_wo_sds_on_card",
	"ctx_rx_pkts_drop_wo_sds_on_host",
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	"ctx_rx_osized_pkts",
	"ctx_rx_pkts_dropped_wo_rds",
	"ctx_rx_unexpected_mcast_pkts",
	"ctx_invalid_mac_address",
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	"ctx_rx_rds_ring_prim_attempted",
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	"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",
};
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static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = {
	"Register_Test_on_offline",
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	"Link_Test_on_offline",
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	"Interrupt_Test_offline",
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	"Internal_Loopback_offline",
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	"External_Loopback_offline",
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	"EEPROM_Test_offline"
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};

#define QLCNIC_TEST_LEN	ARRAY_SIZE(qlcnic_gstrings_test)

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static inline int qlcnic_82xx_statistics(void)
{
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	return ARRAY_SIZE(qlcnic_device_gstrings_stats) +
	       ARRAY_SIZE(qlcnic_83xx_mac_stats_strings);
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}

static inline int qlcnic_83xx_statistics(void)
{
	return ARRAY_SIZE(qlcnic_83xx_tx_stats_strings) +
	       ARRAY_SIZE(qlcnic_83xx_mac_stats_strings) +
	       ARRAY_SIZE(qlcnic_83xx_rx_stats_strings);
}

static int qlcnic_dev_statistics_len(struct qlcnic_adapter *adapter)
{
	if (qlcnic_82xx_check(adapter))
		return qlcnic_82xx_statistics();
	else if (qlcnic_83xx_check(adapter))
		return qlcnic_83xx_statistics();
	else
		return -1;
}

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#define	QLCNIC_TX_INTR_NOT_CONFIGURED	0X78563412

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#define QLCNIC_MAX_EEPROM_LEN   1024

static const u32 diag_registers[] = {
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	QLCNIC_CMDPEG_STATE,
	QLCNIC_RCVPEG_STATE,
	QLCNIC_FW_CAPABILITIES,
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	QLCNIC_CRB_DRV_ACTIVE,
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	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,
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	-1
};

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static const u32 ext_diag_registers[] = {
	CRB_XG_STATE_P3P,
	ISR_INT_STATE_REG,
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	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
};

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#define QLCNIC_MGMT_API_VERSION	2
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#define QLCNIC_ETHTOOL_REGS_VER	4

static inline int qlcnic_get_ring_regs_len(struct qlcnic_adapter *adapter)
{
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	int ring_regs_cnt = (adapter->drv_tx_rings * 5) +
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			    (adapter->max_rds_rings * 2) +
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			    (adapter->drv_sds_rings * 3) + 5;
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	return ring_regs_cnt * sizeof(u32);
}
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static int qlcnic_get_regs_len(struct net_device *dev)
{
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	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);

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	len += ((QLCNIC_DEV_INFO_SIZE + 2) * sizeof(u32));
	len += qlcnic_get_ring_regs_len(adapter);
	return len;
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}

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;
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	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);
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	snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
		"%d.%d.%d", fw_major, fw_minor, fw_build);

	strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
		sizeof(drvinfo->bus_info));
	strlcpy(drvinfo->driver, qlcnic_driver_name, sizeof(drvinfo->driver));
	strlcpy(drvinfo->version, QLCNIC_LINUX_VERSIONID,
		sizeof(drvinfo->version));
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}

static int
qlcnic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
{
	struct qlcnic_adapter *adapter = netdev_priv(dev);
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	if (qlcnic_82xx_check(adapter))
		return qlcnic_82xx_get_settings(adapter, ecmd);
	else if (qlcnic_83xx_check(adapter))
		return qlcnic_83xx_get_settings(adapter, ecmd);

	return -EIO;
}

int qlcnic_82xx_get_settings(struct qlcnic_adapter *adapter,
			     struct ethtool_cmd *ecmd)
{
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	struct qlcnic_hardware_context *ahw = adapter->ahw;
	u32 speed, reg;
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	int check_sfp_module = 0, err = 0;
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	u16 pcifn = ahw->pci_func;
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	/* read which mode */
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	if (adapter->ahw->port_type == QLCNIC_GBE) {
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		ecmd->supported = (SUPPORTED_10baseT_Half |
				   SUPPORTED_10baseT_Full |
				   SUPPORTED_100baseT_Half |
				   SUPPORTED_100baseT_Full |
				   SUPPORTED_1000baseT_Half |
				   SUPPORTED_1000baseT_Full);

		ecmd->advertising = (ADVERTISED_100baseT_Half |
				     ADVERTISED_100baseT_Full |
				     ADVERTISED_1000baseT_Half |
				     ADVERTISED_1000baseT_Full);

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		ethtool_cmd_speed_set(ecmd, adapter->ahw->link_speed);
		ecmd->duplex = adapter->ahw->link_duplex;
		ecmd->autoneg = adapter->ahw->link_autoneg;
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	} else if (adapter->ahw->port_type == QLCNIC_XGBE) {
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		u32 val = 0;
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		val = QLCRD32(adapter, QLCNIC_PORT_MODE_ADDR, &err);
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		if (val == QLCNIC_PORT_MODE_802_3_AP) {
			ecmd->supported = SUPPORTED_1000baseT_Full;
			ecmd->advertising = ADVERTISED_1000baseT_Full;
		} else {
			ecmd->supported = SUPPORTED_10000baseT_Full;
			ecmd->advertising = ADVERTISED_10000baseT_Full;
		}

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		if (netif_running(adapter->netdev) && ahw->has_link_events) {
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			if (ahw->linkup) {
				reg = QLCRD32(adapter,
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					      P3P_LINK_SPEED_REG(pcifn), &err);
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				speed = P3P_LINK_SPEED_VAL(pcifn, reg);
				ahw->link_speed = speed * P3P_LINK_SPEED_MHZ;
			}

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			ethtool_cmd_speed_set(ecmd, ahw->link_speed);
			ecmd->autoneg = ahw->link_autoneg;
			ecmd->duplex = ahw->link_duplex;
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			goto skip;
		}

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		ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
		ecmd->duplex = DUPLEX_UNKNOWN;
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		ecmd->autoneg = AUTONEG_DISABLE;
	} else
		return -EIO;

skip:
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	ecmd->phy_address = adapter->ahw->physical_port;
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	ecmd->transceiver = XCVR_EXTERNAL;

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	switch (adapter->ahw->board_type) {
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	case QLCNIC_BRDTYPE_P3P_REF_QG:
	case QLCNIC_BRDTYPE_P3P_4_GB:
	case QLCNIC_BRDTYPE_P3P_4_GB_MM:
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		ecmd->supported |= SUPPORTED_Autoneg;
		ecmd->advertising |= ADVERTISED_Autoneg;
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	case QLCNIC_BRDTYPE_P3P_10G_CX4:
	case QLCNIC_BRDTYPE_P3P_10G_CX4_LP:
	case QLCNIC_BRDTYPE_P3P_10000_BASE_T:
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		ecmd->supported |= SUPPORTED_TP;
		ecmd->advertising |= ADVERTISED_TP;
		ecmd->port = PORT_TP;
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		ecmd->autoneg =  adapter->ahw->link_autoneg;
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		break;
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	case QLCNIC_BRDTYPE_P3P_IMEZ:
	case QLCNIC_BRDTYPE_P3P_XG_LOM:
	case QLCNIC_BRDTYPE_P3P_HMEZ:
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		ecmd->supported |= SUPPORTED_MII;
		ecmd->advertising |= ADVERTISED_MII;
		ecmd->port = PORT_MII;
		ecmd->autoneg = AUTONEG_DISABLE;
		break;
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	case QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS:
	case QLCNIC_BRDTYPE_P3P_10G_SFP_CT:
	case QLCNIC_BRDTYPE_P3P_10G_SFP_QT:
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		ecmd->advertising |= ADVERTISED_TP;
		ecmd->supported |= SUPPORTED_TP;
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		check_sfp_module = netif_running(adapter->netdev) &&
				   ahw->has_link_events;
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	case QLCNIC_BRDTYPE_P3P_10G_XFP:
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		ecmd->supported |= SUPPORTED_FIBRE;
		ecmd->advertising |= ADVERTISED_FIBRE;
		ecmd->port = PORT_FIBRE;
		ecmd->autoneg = AUTONEG_DISABLE;
		break;
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	case QLCNIC_BRDTYPE_P3P_10G_TP:
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		if (adapter->ahw->port_type == QLCNIC_XGBE) {
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			ecmd->autoneg = AUTONEG_DISABLE;
			ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
			ecmd->advertising |=
				(ADVERTISED_FIBRE | ADVERTISED_TP);
			ecmd->port = PORT_FIBRE;
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			check_sfp_module = netif_running(adapter->netdev) &&
					   ahw->has_link_events;
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		} else {
			ecmd->autoneg = AUTONEG_ENABLE;
			ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
			ecmd->advertising |=
				(ADVERTISED_TP | ADVERTISED_Autoneg);
			ecmd->port = PORT_TP;
		}
		break;
	default:
		dev_err(&adapter->pdev->dev, "Unsupported board model %d\n",
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			adapter->ahw->board_type);
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		return -EIO;
	}

	if (check_sfp_module) {
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		switch (adapter->ahw->module_type) {
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		case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
		case LINKEVENT_MODULE_OPTICAL_SRLR:
		case LINKEVENT_MODULE_OPTICAL_LRM:
		case LINKEVENT_MODULE_OPTICAL_SFP_1G:
			ecmd->port = PORT_FIBRE;
			break;
		case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
		case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
		case LINKEVENT_MODULE_TWINAX:
			ecmd->port = PORT_TP;
			break;
		default:
			ecmd->port = PORT_OTHER;
		}
	}

	return 0;
}

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static int qlcnic_set_port_config(struct qlcnic_adapter *adapter,
				  struct ethtool_cmd *ecmd)
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{
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	u32 ret = 0, config = 0;
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	/* read which mode */
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	if (ecmd->duplex)
		config |= 0x1;
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	if (ecmd->autoneg)
		config |= 0x2;

	switch (ethtool_cmd_speed(ecmd)) {
	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)
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		return -EOPNOTSUPP;
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	else if (ret)
		return -EIO;
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	return ret;
}

static int qlcnic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
{
	u32 ret = 0;
	struct qlcnic_adapter *adapter = netdev_priv(dev);

	if (adapter->ahw->port_type != QLCNIC_GBE)
		return -EOPNOTSUPP;

	if (qlcnic_83xx_check(adapter))
		ret = qlcnic_83xx_set_settings(adapter, ecmd);
	else
		ret = qlcnic_set_port_config(adapter, ecmd);

	if (!ret)
		return ret;
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	adapter->ahw->link_speed = ethtool_cmd_speed(ecmd);
	adapter->ahw->link_duplex = ecmd->duplex;
	adapter->ahw->link_autoneg = ecmd->autoneg;
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	if (!netif_running(dev))
		return 0;

	dev->netdev_ops->ndo_stop(dev);
	return dev->netdev_ops->ndo_open(dev);
}

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static int qlcnic_82xx_get_registers(struct qlcnic_adapter *adapter,
				     u32 *regs_buff)
{
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	int i, j = 0, err = 0;
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	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)
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		regs_buff[i++] = QLCRD32(adapter, ext_diag_registers[j++],
					 &err);
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	return i;
}

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static void
qlcnic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
{
	struct qlcnic_adapter *adapter = netdev_priv(dev);
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	struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
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	struct qlcnic_host_sds_ring *sds_ring;
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	struct qlcnic_host_rds_ring *rds_rings;
	struct qlcnic_host_tx_ring *tx_ring;
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	u32 *regs_buff = p;
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	int ring, i = 0;
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	memset(p, 0, qlcnic_get_regs_len(dev));
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	regs->version = (QLCNIC_ETHTOOL_REGS_VER << 24) |
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		(adapter->ahw->revision_id << 16) | (adapter->pdev)->device;
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	regs_buff[0] = (0xcafe0000 | (QLCNIC_DEV_INFO_SIZE & 0xffff));
	regs_buff[1] = QLCNIC_MGMT_API_VERSION;

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	if (qlcnic_82xx_check(adapter))
		i = qlcnic_82xx_get_registers(adapter, regs_buff);
	else
		i = qlcnic_83xx_get_registers(adapter, regs_buff);
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	if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
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		return;

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	/* Marker btw regs and TX ring count */
	regs_buff[i++] = 0xFFEFCDAB;

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	regs_buff[i++] = adapter->drv_tx_rings; /* No. of TX ring */
	for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
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		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;
	}
545

546 547 548 549 550 551
	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;
	}
552

553 554
	regs_buff[i++] = adapter->drv_sds_rings; /* No. of SDS ring */
	for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
555 556
		sds_ring = &(recv_ctx->sds_rings[ring]);
		regs_buff[i++] = readl(sds_ring->crb_sts_consumer);
557 558
		regs_buff[i++] = sds_ring->consumer;
		regs_buff[i++] = readl(sds_ring->crb_intr_mask);
559 560 561 562 563 564
	}
}

static u32 qlcnic_test_link(struct net_device *dev)
{
	struct qlcnic_adapter *adapter = netdev_priv(dev);
565
	int err = 0;
566 567
	u32 val;

568 569 570 571
	if (qlcnic_83xx_check(adapter)) {
		val = qlcnic_83xx_test_link(adapter);
		return (val & 1) ? 0 : 1;
	}
572 573 574
	val = QLCRD32(adapter, CRB_XG_STATE_P3P, &err);
	if (err == -EIO)
		return err;
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Anirban Chakraborty 已提交
575
	val = XG_LINK_STATE_P3P(adapter->ahw->pci_func, val);
576
	return (val == XG_LINK_UP_P3P) ? 0 : 1;
577 578 579 580 581 582 583 584
}

static int
qlcnic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
		      u8 *bytes)
{
	struct qlcnic_adapter *adapter = netdev_priv(dev);
	int offset;
585
	int ret = -1;
586

587 588
	if (qlcnic_83xx_check(adapter))
		return 0;
589 590 591 592 593 594 595
	if (eeprom->len == 0)
		return -EINVAL;

	eeprom->magic = (adapter->pdev)->vendor |
			((adapter->pdev)->device << 16);
	offset = eeprom->offset;

596 597 598
	if (qlcnic_82xx_check(adapter))
		ret = qlcnic_rom_fast_read_words(adapter, offset, bytes,
						 eeprom->len);
599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614
	if (ret < 0)
		return ret;

	return 0;
}

static void
qlcnic_get_ringparam(struct net_device *dev,
		struct ethtool_ringparam *ring)
{
	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;

S
Sony Chacko 已提交
615 616
	ring->rx_max_pending = adapter->max_rxd;
	ring->rx_jumbo_max_pending = adapter->max_jumbo_rxd;
617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646
	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 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,
S
Sony Chacko 已提交
647
			MIN_RCV_DESCRIPTORS, adapter->max_rxd, "rx");
648 649

	num_jumbo_rxd = qlcnic_validate_ringparam(ring->rx_jumbo_pending,
S
Sony Chacko 已提交
650 651
			MIN_JUMBO_DESCRIPTORS, adapter->max_jumbo_rxd,
						"rx jumbo");
652 653 654 655 656 657 658 659 660 661 662 663 664 665 666

	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);
}

667 668 669
static int qlcnic_validate_ring_count(struct qlcnic_adapter *adapter,
				      u8 rx_ring, u8 tx_ring)
{
670 671 672
	if (rx_ring == 0 || tx_ring == 0)
		return -EINVAL;

673 674
	if (rx_ring != 0) {
		if (rx_ring > adapter->max_sds_rings) {
675 676
			netdev_err(adapter->netdev,
				   "Invalid ring count, SDS ring count %d should not be greater than max %d driver sds rings.\n",
677 678 679 680 681 682
				   rx_ring, adapter->max_sds_rings);
			return -EINVAL;
		}
	}

	 if (tx_ring != 0) {
683
		if (tx_ring > adapter->max_tx_rings) {
684 685 686 687 688 689 690 691 692 693
			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;
}

694 695 696 697 698
static void qlcnic_get_channels(struct net_device *dev,
		struct ethtool_channels *channel)
{
	struct qlcnic_adapter *adapter = netdev_priv(dev);

699 700 701 702
	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;
703 704 705
}

static int qlcnic_set_channels(struct net_device *dev,
706
			       struct ethtool_channels *channel)
707 708 709 710
{
	struct qlcnic_adapter *adapter = netdev_priv(dev);
	int err;

711
	if (channel->other_count || channel->combined_count)
712 713
		return -EINVAL;

714 715 716 717 718
	err = qlcnic_validate_ring_count(adapter, channel->rx_count,
					 channel->tx_count);
	if (err)
		return err;

719
	if (channel->rx_count) {
720 721 722 723 724
		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);
725
			return err;
726
		}
727 728
	}

729
	if (channel->tx_count) {
730 731 732 733 734
		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);
735
			return err;
736
		}
737
	}
738

739 740 741 742 743
	err = qlcnic_setup_rings(adapter, channel->rx_count,
				 channel->tx_count);
	netdev_info(dev, "Allocated %d SDS rings and %d Tx rings\n",
		    adapter->drv_sds_rings, adapter->drv_tx_rings);

744 745 746
	return err;
}

747 748 749 750 751
static void
qlcnic_get_pauseparam(struct net_device *netdev,
			  struct ethtool_pauseparam *pause)
{
	struct qlcnic_adapter *adapter = netdev_priv(netdev);
752
	int port = adapter->ahw->physical_port;
753
	int err = 0;
754 755
	__u32 val;

756 757 758 759
	if (qlcnic_83xx_check(adapter)) {
		qlcnic_83xx_get_pauseparam(adapter, pause);
		return;
	}
A
Anirban Chakraborty 已提交
760
	if (adapter->ahw->port_type == QLCNIC_GBE) {
761 762 763
		if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
			return;
		/* get flow control settings */
764 765 766
		val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port), &err);
		if (err == -EIO)
			return;
767
		pause->rx_pause = qlcnic_gb_get_rx_flowctl(val);
768 769 770
		val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, &err);
		if (err == -EIO)
			return;
771 772 773 774 775 776 777 778 779 780 781 782 783 784 785
		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;
		}
A
Anirban Chakraborty 已提交
786
	} else if (adapter->ahw->port_type == QLCNIC_XGBE) {
787 788 789
		if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
			return;
		pause->rx_pause = 1;
790 791 792
		val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, &err);
		if (err == -EIO)
			return;
793 794 795 796 797 798
		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",
A
Anirban Chakraborty 已提交
799
					adapter->ahw->port_type);
800 801 802 803 804 805 806 807
	}
}

static int
qlcnic_set_pauseparam(struct net_device *netdev,
			  struct ethtool_pauseparam *pause)
{
	struct qlcnic_adapter *adapter = netdev_priv(netdev);
808
	int port = adapter->ahw->physical_port;
809
	int err = 0;
810 811
	__u32 val;

812 813 814
	if (qlcnic_83xx_check(adapter))
		return qlcnic_83xx_set_pauseparam(adapter, pause);

815
	/* read mode */
A
Anirban Chakraborty 已提交
816
	if (adapter->ahw->port_type == QLCNIC_GBE) {
817 818 819
		if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
			return -EIO;
		/* set flow control */
820 821 822
		val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port), &err);
		if (err == -EIO)
			return err;
823 824 825 826 827 828 829 830

		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);
831
		QLCWR32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port), val);
832
		/* set autoneg */
833 834 835
		val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, &err);
		if (err == -EIO)
			return err;
836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863
		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);
A
Anirban Chakraborty 已提交
864
	} else if (adapter->ahw->port_type == QLCNIC_XGBE) {
865 866 867
		if (!pause->rx_pause || pause->autoneg)
			return -EOPNOTSUPP;

868 869
		if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
			return -EIO;
870

871 872 873
		val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, &err);
		if (err == -EIO)
			return err;
874 875 876 877 878 879 880 881 882 883 884 885 886 887
		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",
A
Anirban Chakraborty 已提交
888
				adapter->ahw->port_type);
889 890 891 892 893 894 895
	}
	return 0;
}

static int qlcnic_reg_test(struct net_device *dev)
{
	struct qlcnic_adapter *adapter = netdev_priv(dev);
896
	u32 data_read;
897
	int err = 0;
898

899 900 901
	if (qlcnic_83xx_check(adapter))
		return qlcnic_83xx_reg_test(adapter);

902 903 904
	data_read = QLCRD32(adapter, QLCNIC_PCIX_PH_REG(0), &err);
	if (err == -EIO)
		return err;
905 906 907 908 909 910
	if ((data_read & 0xffff) != adapter->pdev->vendor)
		return 1;

	return 0;
}

911 912 913 914 915 916 917 918 919 920
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);
}

921 922
static int qlcnic_get_sset_count(struct net_device *dev, int sset)
{
923 924
	int len;

A
amit salecha 已提交
925
	struct qlcnic_adapter *adapter = netdev_priv(dev);
926 927 928 929
	switch (sset) {
	case ETH_SS_TEST:
		return QLCNIC_TEST_LEN;
	case ETH_SS_STATS:
930 931 932 933 934
		len = qlcnic_dev_statistics_len(adapter) + QLCNIC_STATS_LEN;
		if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) ||
		    qlcnic_83xx_check(adapter))
			return len;
		return qlcnic_82xx_statistics();
935 936 937 938 939
	default:
		return -EOPNOTSUPP;
	}
}

940 941 942
static int qlcnic_irq_test(struct net_device *netdev)
{
	struct qlcnic_adapter *adapter = netdev_priv(netdev);
943
	struct qlcnic_hardware_context *ahw = adapter->ahw;
944
	struct qlcnic_cmd_args cmd;
945
	int ret, drv_sds_rings = adapter->drv_sds_rings;
946
	int drv_tx_rings = adapter->drv_tx_rings;
947 948 949

	if (qlcnic_83xx_check(adapter))
		return qlcnic_83xx_interrupt_test(netdev);
950 951 952 953 954 955

	if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
		return -EIO;

	ret = qlcnic_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
	if (ret)
956
		goto clear_diag_irq;
957

958
	ahw->diag_cnt = 0;
959 960 961
	ret = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INTRPT_TEST);
	if (ret)
		goto free_diag_res;
962

963 964
	cmd.req.arg[1] = ahw->pci_func;
	ret = qlcnic_issue_cmd(adapter, &cmd);
965 966 967
	if (ret)
		goto done;

968
	usleep_range(1000, 12000);
969
	ret = !ahw->diag_cnt;
970 971

done:
972
	qlcnic_free_mbx_args(&cmd);
973 974

free_diag_res:
975
	qlcnic_diag_free_res(netdev, drv_sds_rings);
976

977
clear_diag_irq:
978
	adapter->drv_sds_rings = drv_sds_rings;
979
	adapter->drv_tx_rings = drv_tx_rings;
980
	clear_bit(__QLCNIC_RESETTING, &adapter->state);
981

982 983 984
	return ret;
}

985 986 987 988 989
#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
990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009

static void qlcnic_create_loopback_buff(unsigned char *data, u8 mac[])
{
	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);
}

1010
int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode)
1011 1012 1013 1014 1015 1016 1017
{
	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++) {
1018
		skb = netdev_alloc_skb(adapter->netdev, QLCNIC_ILB_PKT_SIZE);
1019 1020
		qlcnic_create_loopback_buff(skb->data, adapter->mac_addr);
		skb_put(skb, QLCNIC_ILB_PKT_SIZE);
1021
		adapter->ahw->diag_cnt = 0;
1022 1023
		qlcnic_xmit_frame(skb, adapter->netdev);
		loop = 0;
1024

1025
		do {
1026
			msleep(QLCNIC_LB_PKT_POLL_DELAY_MSEC);
1027
			qlcnic_process_rcv_ring_diag(sds_ring);
1028
			if (loop++ > QLCNIC_LB_PKT_POLL_COUNT)
1029
				break;
1030
		} while (!adapter->ahw->diag_cnt);
1031 1032 1033

		dev_kfree_skb_any(skb);

1034
		if (!adapter->ahw->diag_cnt)
1035 1036 1037
			dev_warn(&adapter->pdev->dev,
				 "LB Test: packet #%d was not received\n",
				 i + 1);
1038 1039 1040 1041
		else
			cnt++;
	}
	if (cnt != i) {
1042 1043 1044
		dev_err(&adapter->pdev->dev,
			"LB Test: failed, TX[%d], RX[%d]\n", i, cnt);
		if (mode != QLCNIC_ILB_MODE)
1045
			dev_warn(&adapter->pdev->dev,
1046
				 "WARNING: Please check loopback cable\n");
1047 1048 1049 1050 1051
		return -1;
	}
	return 0;
}

1052
int qlcnic_loopback_test(struct net_device *netdev, u8 mode)
1053 1054
{
	struct qlcnic_adapter *adapter = netdev_priv(netdev);
1055 1056
	int drv_tx_rings = adapter->drv_tx_rings;
	int drv_sds_rings = adapter->drv_sds_rings;
1057
	struct qlcnic_host_sds_ring *sds_ring;
1058
	struct qlcnic_hardware_context *ahw = adapter->ahw;
1059 1060 1061
	int loop = 0;
	int ret;

1062
	if (qlcnic_83xx_check(adapter))
1063 1064
		return qlcnic_83xx_loopback_test(netdev, mode);

1065 1066 1067
	if (!(ahw->capabilities & QLCNIC_FW_CAPABILITY_MULTI_LOOPBACK)) {
		dev_info(&adapter->pdev->dev,
			 "Firmware do not support loopback test\n");
1068 1069
		return -EOPNOTSUPP;
	}
1070

1071 1072 1073 1074 1075
	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");
1076 1077 1078 1079
		return 0;
	}

	if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1080
		return -EBUSY;
1081 1082 1083 1084 1085 1086

	ret = qlcnic_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST);
	if (ret)
		goto clear_it;

	sds_ring = &adapter->recv_ctx->sds_rings[0];
1087
	ret = qlcnic_set_lb_mode(adapter, mode);
1088 1089 1090
	if (ret)
		goto free_res;

1091
	ahw->diag_cnt = 0;
1092 1093 1094
	do {
		msleep(500);
		qlcnic_process_rcv_ring_diag(sds_ring);
1095
		if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) {
1096 1097 1098
			netdev_info(netdev,
				    "Firmware didn't sent link up event to loopback request\n");
			ret = -ETIMEDOUT;
1099
			goto free_res;
1100 1101
		} else if (adapter->ahw->diag_cnt) {
			ret = adapter->ahw->diag_cnt;
1102 1103
			goto free_res;
		}
1104
	} while (!QLCNIC_IS_LB_CONFIGURED(ahw->loopback_state));
1105

1106
	ret = qlcnic_do_lb_test(adapter, mode);
1107

1108
	qlcnic_clear_lb_mode(adapter, mode);
1109 1110

 free_res:
1111
	qlcnic_diag_free_res(netdev, drv_sds_rings);
1112 1113

 clear_it:
1114 1115
	adapter->drv_sds_rings = drv_sds_rings;
	adapter->drv_tx_rings = drv_tx_rings;
1116 1117 1118 1119
	clear_bit(__QLCNIC_RESETTING, &adapter->state);
	return ret;
}

1120 1121 1122 1123 1124
static void
qlcnic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
		     u64 *data)
{
	memset(data, 0, sizeof(u64) * QLCNIC_TEST_LEN);
1125

S
Sony Chacko 已提交
1126 1127 1128 1129 1130 1131 1132 1133
	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;

1134
	if (eth_test->flags & ETH_TEST_FL_OFFLINE) {
1135 1136 1137
		data[2] = qlcnic_irq_test(dev);
		if (data[2])
			eth_test->flags |= ETH_TEST_FL_FAILED;
1138

1139
		data[3] = qlcnic_loopback_test(dev, QLCNIC_ILB_MODE);
1140 1141
		if (data[3])
			eth_test->flags |= ETH_TEST_FL_FAILED;
1142

1143 1144 1145 1146 1147 1148 1149 1150 1151
		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])
1152
			eth_test->flags |= ETH_TEST_FL_FAILED;
1153
	}
1154 1155 1156
}

static void
1157
qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
1158
{
A
amit salecha 已提交
1159
	struct qlcnic_adapter *adapter = netdev_priv(dev);
1160
	int index, i, num_stats;
1161 1162 1163 1164 1165 1166 1167

	switch (stringset) {
	case ETH_SS_TEST:
		memcpy(data, *qlcnic_gstrings_test,
		       QLCNIC_TEST_LEN * ETH_GSTRING_LEN);
		break;
	case ETH_SS_STATS:
1168
		num_stats = ARRAY_SIZE(qlcnic_tx_queue_stats_strings);
1169
		for (i = 0; i < adapter->drv_tx_rings; i++) {
1170
			for (index = 0; index < num_stats; index++) {
1171 1172
				sprintf(data, "tx_queue_%d %s", i,
					qlcnic_tx_queue_stats_strings[index]);
1173 1174 1175 1176
				data += ETH_GSTRING_LEN;
			}
		}

1177 1178 1179 1180 1181
		for (index = 0; index < QLCNIC_STATS_LEN; index++) {
			memcpy(data + index * ETH_GSTRING_LEN,
			       qlcnic_gstrings_stats[index].stat_string,
			       ETH_GSTRING_LEN);
		}
1182

1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205
		if (qlcnic_83xx_check(adapter)) {
			num_stats = ARRAY_SIZE(qlcnic_83xx_tx_stats_strings);
			for (i = 0; i < num_stats; i++, index++)
				memcpy(data + index * ETH_GSTRING_LEN,
				       qlcnic_83xx_tx_stats_strings[i],
				       ETH_GSTRING_LEN);
			num_stats = ARRAY_SIZE(qlcnic_83xx_mac_stats_strings);
			for (i = 0; i < num_stats; i++, index++)
				memcpy(data + index * ETH_GSTRING_LEN,
				       qlcnic_83xx_mac_stats_strings[i],
				       ETH_GSTRING_LEN);
			num_stats = ARRAY_SIZE(qlcnic_83xx_rx_stats_strings);
			for (i = 0; i < num_stats; i++, index++)
				memcpy(data + index * ETH_GSTRING_LEN,
				       qlcnic_83xx_rx_stats_strings[i],
				       ETH_GSTRING_LEN);
			return;
		} else {
			num_stats = ARRAY_SIZE(qlcnic_83xx_mac_stats_strings);
			for (i = 0; i < num_stats; i++, index++)
				memcpy(data + index * ETH_GSTRING_LEN,
				       qlcnic_83xx_mac_stats_strings[i],
				       ETH_GSTRING_LEN);
1206
		}
A
amit salecha 已提交
1207 1208
		if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
			return;
1209 1210
		num_stats = ARRAY_SIZE(qlcnic_device_gstrings_stats);
		for (i = 0; i < num_stats; index++, i++) {
A
amit salecha 已提交
1211 1212 1213 1214
			memcpy(data + index * ETH_GSTRING_LEN,
			       qlcnic_device_gstrings_stats[i],
			       ETH_GSTRING_LEN);
		}
1215 1216 1217
	}
}

1218
static u64 *qlcnic_fill_stats(u64 *data, void *stats, int type)
A
amit salecha 已提交
1219
{
1220 1221 1222
	if (type == QLCNIC_MAC_STATS) {
		struct qlcnic_mac_statistics *mac_stats =
					(struct qlcnic_mac_statistics *)stats;
1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255
		*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);
1256 1257 1258
	} else if (type == QLCNIC_ESW_STATS) {
		struct __qlcnic_esw_statistics *esw_stats =
				(struct __qlcnic_esw_statistics *)stats;
1259 1260 1261 1262 1263 1264 1265
		*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);
1266
	}
1267
	return data;
A
amit salecha 已提交
1268 1269
}

M
Manish Chopra 已提交
1270
void qlcnic_update_stats(struct qlcnic_adapter *adapter)
1271 1272 1273 1274
{
	struct qlcnic_host_tx_ring *tx_ring;
	int ring;

1275
	for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299
		tx_ring = &adapter->tx_ring[ring];
		adapter->stats.xmit_on += tx_ring->tx_stats.xmit_on;
		adapter->stats.xmit_off += tx_ring->tx_stats.xmit_off;
		adapter->stats.xmitcalled += tx_ring->tx_stats.xmit_called;
		adapter->stats.xmitfinished += tx_ring->tx_stats.xmit_finished;
		adapter->stats.txbytes += tx_ring->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;
}

1300 1301
static void qlcnic_get_ethtool_stats(struct net_device *dev,
				     struct ethtool_stats *stats, u64 *data)
1302 1303
{
	struct qlcnic_adapter *adapter = netdev_priv(dev);
1304
	struct qlcnic_host_tx_ring *tx_ring;
A
amit salecha 已提交
1305
	struct qlcnic_esw_statistics port_stats;
1306
	struct qlcnic_mac_statistics mac_stats;
1307
	int index, ret, length, size, tx_size, ring;
1308 1309
	char *p;

1310
	tx_size = adapter->drv_tx_rings * QLCNIC_TX_STATS_LEN;
1311 1312

	memset(data, 0, tx_size * sizeof(u64));
1313
	for (ring = 0, index = 0; ring < adapter->drv_tx_rings; ring++) {
1314 1315
		if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
			tx_ring = &adapter->tx_ring[ring];
1316 1317
			data = qlcnic_fill_tx_queue_stats(data, tx_ring);
			qlcnic_update_stats(adapter);
1318 1319
		}
	}
1320

1321 1322 1323 1324 1325 1326
	memset(data, 0, stats->n_stats * sizeof(u64));
	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));
1327
	}
A
amit salecha 已提交
1328

1329 1330 1331 1332 1333 1334 1335 1336
	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);
1337
		data = qlcnic_fill_stats(data, &mac_stats, QLCNIC_MAC_STATS);
1338
	}
1339

A
amit salecha 已提交
1340 1341 1342 1343
	if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
		return;

	memset(&port_stats, 0, sizeof(struct qlcnic_esw_statistics));
A
Anirban Chakraborty 已提交
1344
	ret = qlcnic_get_port_stats(adapter, adapter->ahw->pci_func,
A
amit salecha 已提交
1345 1346 1347 1348
			QLCNIC_QUERY_RX_COUNTER, &port_stats.rx);
	if (ret)
		return;

1349
	data = qlcnic_fill_stats(data, &port_stats.rx, QLCNIC_ESW_STATS);
A
Anirban Chakraborty 已提交
1350
	ret = qlcnic_get_port_stats(adapter, adapter->ahw->pci_func,
A
amit salecha 已提交
1351 1352 1353 1354
			QLCNIC_QUERY_TX_COUNTER, &port_stats.tx);
	if (ret)
		return;

1355
	qlcnic_fill_stats(data, &port_stats.tx, QLCNIC_ESW_STATS);
1356 1357
}

1358 1359
static int qlcnic_set_led(struct net_device *dev,
			  enum ethtool_phys_id_state state)
1360 1361
{
	struct qlcnic_adapter *adapter = netdev_priv(dev);
1362
	int drv_sds_rings = adapter->drv_sds_rings;
1363 1364
	int err = -EIO, active = 1;

1365
	if (qlcnic_83xx_check(adapter))
1366 1367
		return qlcnic_83xx_set_led(dev, state);

1368
	if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
1369 1370 1371 1372
		netdev_warn(dev, "LED test not supported for non "
				"privilege function\n");
		return -EOPNOTSUPP;
	}
1373

1374 1375
	switch (state) {
	case ETHTOOL_ID_ACTIVE:
1376 1377 1378
		if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state))
			return -EBUSY;

1379 1380
		if (test_bit(__QLCNIC_RESETTING, &adapter->state))
			break;
1381

1382 1383 1384
		if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
			if (qlcnic_diag_alloc_res(dev, QLCNIC_LED_TEST))
				break;
1385
			set_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state);
1386
		}
1387

1388 1389 1390 1391
		if (adapter->nic_ops->config_led(adapter, 1, 0xf) == 0) {
			err = 0;
			break;
		}
1392

1393 1394
		dev_err(&adapter->pdev->dev,
			"Failed to set LED blink state.\n");
1395
		break;
1396

1397
	case ETHTOOL_ID_INACTIVE:
1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408
		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);
		}

1409 1410 1411
		if (adapter->nic_ops->config_led(adapter, 0, 0xf))
			dev_err(&adapter->pdev->dev,
				"Failed to reset LED blink state.\n");
1412

1413 1414 1415 1416
		break;

	default:
		return -EINVAL;
1417 1418
	}

1419
	if (test_and_clear_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state))
1420
		qlcnic_diag_free_res(dev, drv_sds_rings);
1421

1422 1423
	if (!active || err)
		clear_bit(__QLCNIC_LED_ENABLE, &adapter->state);
1424

1425
	return err;
1426 1427
}

1428 1429 1430 1431 1432
static void
qlcnic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
	struct qlcnic_adapter *adapter = netdev_priv(dev);
	u32 wol_cfg;
1433
	int err = 0;
1434

1435 1436
	if (qlcnic_83xx_check(adapter))
		return;
1437 1438 1439
	wol->supported = 0;
	wol->wolopts = 0;

1440 1441 1442
	wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV, &err);
	if (err == -EIO)
		return;
1443 1444 1445
	if (wol_cfg & (1UL << adapter->portnum))
		wol->supported |= WAKE_MAGIC;

1446
	wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG, &err);
1447 1448 1449 1450 1451 1452 1453 1454 1455
	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;
1456
	int err = 0;
1457

1458
	if (qlcnic_83xx_check(adapter))
1459
		return -EOPNOTSUPP;
1460 1461
	if (wol->wolopts & ~WAKE_MAGIC)
		return -EINVAL;
1462

1463 1464 1465
	wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV, &err);
	if (err == -EIO)
		return err;
1466 1467 1468
	if (!(wol_cfg & (1 << adapter->portnum)))
		return -EOPNOTSUPP;

1469 1470 1471
	wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG, &err);
	if (err == -EIO)
		return err;
1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490
	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 qlcnic_adapter *adapter = netdev_priv(netdev);
1491 1492 1493
	struct qlcnic_nic_intr_coalesce *coal;
	u32 rx_coalesce_usecs, rx_max_frames;
	u32 tx_coalesce_usecs, tx_max_frames;
1494

1495
	if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
1496 1497 1498 1499 1500 1501 1502 1503
		return -EINVAL;

	/*
	* Return Error if unsupported values or
	* unsupported parameters are set.
	*/
	if (ethcoal->rx_coalesce_usecs > 0xffff ||
		ethcoal->rx_max_coalesced_frames > 0xffff ||
1504 1505
		ethcoal->tx_coalesce_usecs > 0xffff ||
		ethcoal->tx_max_coalesced_frames > 0xffff ||
1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524
		ethcoal->rx_coalesce_usecs_irq ||
		ethcoal->rx_max_coalesced_frames_irq ||
		ethcoal->tx_coalesce_usecs_irq ||
		ethcoal->tx_max_coalesced_frames_irq ||
		ethcoal->stats_block_coalesce_usecs ||
		ethcoal->use_adaptive_rx_coalesce ||
		ethcoal->use_adaptive_tx_coalesce ||
		ethcoal->pkt_rate_low ||
		ethcoal->rx_coalesce_usecs_low ||
		ethcoal->rx_max_coalesced_frames_low ||
		ethcoal->tx_coalesce_usecs_low ||
		ethcoal->tx_max_coalesced_frames_low ||
		ethcoal->pkt_rate_high ||
		ethcoal->rx_coalesce_usecs_high ||
		ethcoal->rx_max_coalesced_frames_high ||
		ethcoal->tx_coalesce_usecs_high ||
		ethcoal->tx_max_coalesced_frames_high)
		return -EINVAL;

1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562
	coal = &adapter->ahw->coal;

	if (qlcnic_83xx_check(adapter)) {
		if (!ethcoal->tx_coalesce_usecs ||
		    !ethcoal->tx_max_coalesced_frames ||
		    !ethcoal->rx_coalesce_usecs ||
		    !ethcoal->rx_max_coalesced_frames) {
			coal->flag = QLCNIC_INTR_DEFAULT;
			coal->type = QLCNIC_INTR_COAL_TYPE_RX;
			coal->rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
			coal->rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
			coal->tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US;
			coal->tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS;
		} else {
			tx_coalesce_usecs = ethcoal->tx_coalesce_usecs;
			tx_max_frames = ethcoal->tx_max_coalesced_frames;
			rx_coalesce_usecs = ethcoal->rx_coalesce_usecs;
			rx_max_frames = ethcoal->rx_max_coalesced_frames;
			coal->flag = 0;

			if ((coal->rx_time_us == rx_coalesce_usecs) &&
			    (coal->rx_packets == rx_max_frames)) {
				coal->type = QLCNIC_INTR_COAL_TYPE_TX;
				coal->tx_time_us = tx_coalesce_usecs;
				coal->tx_packets = tx_max_frames;
			} else if ((coal->tx_time_us == tx_coalesce_usecs) &&
				   (coal->tx_packets == tx_max_frames)) {
				coal->type = QLCNIC_INTR_COAL_TYPE_RX;
				coal->rx_time_us = rx_coalesce_usecs;
				coal->rx_packets = rx_max_frames;
			} else {
				coal->type = QLCNIC_INTR_COAL_TYPE_RX;
				coal->rx_time_us = rx_coalesce_usecs;
				coal->rx_packets = rx_max_frames;
				coal->tx_time_us = tx_coalesce_usecs;
				coal->tx_packets = tx_max_frames;
			}
		}
1563
	} else {
1564 1565 1566 1567 1568 1569 1570 1571 1572 1573
		if (!ethcoal->rx_coalesce_usecs ||
		    !ethcoal->rx_max_coalesced_frames) {
			coal->flag = QLCNIC_INTR_DEFAULT;
			coal->rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US;
			coal->rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS;
		} else {
			coal->flag = 0;
			coal->rx_time_us = ethcoal->rx_coalesce_usecs;
			coal->rx_packets = ethcoal->rx_max_coalesced_frames;
		}
1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588
	}

	qlcnic_config_intr_coalesce(adapter);

	return 0;
}

static int qlcnic_get_intr_coalesce(struct net_device *netdev,
			struct ethtool_coalesce *ethcoal)
{
	struct qlcnic_adapter *adapter = netdev_priv(netdev);

	if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
		return -EINVAL;

A
Anirban Chakraborty 已提交
1589 1590
	ethcoal->rx_coalesce_usecs = adapter->ahw->coal.rx_time_us;
	ethcoal->rx_max_coalesced_frames = adapter->ahw->coal.rx_packets;
1591 1592
	ethcoal->tx_coalesce_usecs = adapter->ahw->coal.tx_time_us;
	ethcoal->tx_max_coalesced_frames = adapter->ahw->coal.tx_packets;
1593 1594 1595 1596

	return 0;
}

1597 1598 1599 1600
static u32 qlcnic_get_msglevel(struct net_device *netdev)
{
	struct qlcnic_adapter *adapter = netdev_priv(netdev);

1601
	return adapter->ahw->msg_enable;
1602 1603 1604 1605 1606 1607
}

static void qlcnic_set_msglevel(struct net_device *netdev, u32 msglvl)
{
	struct qlcnic_adapter *adapter = netdev_priv(netdev);

1608
	adapter->ahw->msg_enable = msglvl;
1609 1610
}

1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672
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;
}

1673 1674 1675 1676 1677 1678
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;

1679 1680 1681 1682 1683
	if (!fw_dump->tmpl_hdr) {
		netdev_err(adapter->netdev, "FW Dump not supported\n");
		return -ENOTSUPP;
	}

1684 1685 1686 1687
	if (fw_dump->clr)
		dump->len = fw_dump->tmpl_hdr->size + fw_dump->size;
	else
		dump->len = 0;
1688

1689
	if (!qlcnic_check_fw_dump_state(adapter))
1690 1691 1692 1693
		dump->flag = ETH_FW_DUMP_DISABLE;
	else
		dump->flag = fw_dump->tmpl_hdr->drv_cap_mask;

1694 1695 1696 1697 1698 1699 1700 1701 1702
	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;
1703 1704
	u32 *hdr_ptr;
	__le32 *data;
1705 1706 1707
	struct qlcnic_adapter *adapter = netdev_priv(netdev);
	struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;

1708 1709 1710 1711 1712
	if (!fw_dump->tmpl_hdr) {
		netdev_err(netdev, "FW Dump not supported\n");
		return -ENOTSUPP;
	}

1713 1714 1715 1716 1717 1718 1719
	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;
1720
	data = buffer;
1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732
	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->tmpl_hdr->drv_cap_mask;

	/* Free dump area once data has been captured */
	vfree(fw_dump->data);
	fw_dump->data = NULL;
	fw_dump->clr = 0;
M
Manish chopra 已提交
1733
	netdev_info(netdev, "extracted the FW dump Successfully\n");
1734 1735 1736
	return 0;
}

1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753
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->tmpl_hdr->drv_cap_mask = mask;
	netdev_info(netdev, "Driver mask changed to: 0x%x\n", mask);
	return 0;
}

1754 1755 1756 1757 1758
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;
1759 1760
	bool valid_mask = false;
	int i, ret = 0;
1761

1762 1763
	switch (val->flag) {
	case QLCNIC_FORCE_FW_DUMP_KEY:
1764 1765
		if (!fw_dump->tmpl_hdr) {
			netdev_err(netdev, "FW dump not supported\n");
1766 1767
			ret = -EOPNOTSUPP;
			break;
1768
		}
1769 1770

		if (!qlcnic_check_fw_dump_state(adapter)) {
1771
			netdev_info(netdev, "FW dump not enabled\n");
1772 1773
			ret = -EOPNOTSUPP;
			break;
1774
		}
1775

1776
		if (fw_dump->clr) {
M
Manish chopra 已提交
1777
			netdev_info(netdev,
1778 1779
				    "Previous dump not cleared, not forcing dump\n");
			break;
1780
		}
1781

1782
		netdev_info(netdev, "Forcing a FW dump\n");
1783
		qlcnic_dev_request_reset(adapter, val->flag);
1784 1785
		break;
	case QLCNIC_DISABLE_FW_DUMP:
1786 1787 1788 1789
		if (!fw_dump->tmpl_hdr) {
			netdev_err(netdev, "FW dump not supported\n");
			ret = -EOPNOTSUPP;
			break;
1790
		}
1791 1792 1793 1794

		ret = qlcnic_disable_fw_dump_state(adapter);
		break;

1795
	case QLCNIC_ENABLE_FW_DUMP:
1796 1797
		if (!fw_dump->tmpl_hdr) {
			netdev_err(netdev, "FW dump not supported\n");
1798 1799
			ret = -EOPNOTSUPP;
			break;
1800
		}
1801 1802 1803 1804

		ret = qlcnic_enable_fw_dump_state(adapter);
		break;

1805 1806
	case QLCNIC_FORCE_FW_RESET:
		netdev_info(netdev, "Forcing a FW reset\n");
1807
		qlcnic_dev_request_reset(adapter, val->flag);
1808
		adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
1809
		break;
D
Dan Carpenter 已提交
1810

1811 1812
	case QLCNIC_SET_QUIESCENT:
	case QLCNIC_RESET_QUIESCENT:
1813 1814
		if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state))
			netdev_info(netdev, "Device is in non-operational state\n");
1815 1816
		break;

1817
	default:
1818 1819
		if (!fw_dump->tmpl_hdr) {
			netdev_err(netdev, "FW dump not supported\n");
1820 1821
			ret = -EOPNOTSUPP;
			break;
1822
		}
1823

1824 1825
		for (i = 0; i < ARRAY_SIZE(qlcnic_fw_dump_level); i++) {
			if (val->flag == qlcnic_fw_dump_level[i]) {
1826 1827
				valid_mask = true;
				break;
1828
			}
1829
		}
1830 1831 1832 1833 1834 1835 1836 1837

		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;
		}
1838
	}
1839
	return ret;
1840 1841
}

1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852
const struct ethtool_ops qlcnic_ethtool_ops = {
	.get_settings = qlcnic_get_settings,
	.set_settings = qlcnic_set_settings,
	.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,
1853 1854
	.get_channels = qlcnic_get_channels,
	.set_channels = qlcnic_set_channels,
1855 1856 1857 1858 1859 1860 1861 1862 1863 1864
	.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,
1865
	.set_phys_id = qlcnic_set_led,
1866 1867
	.set_msglevel = qlcnic_set_msglevel,
	.get_msglevel = qlcnic_get_msglevel,
1868 1869 1870
	.get_dump_flag = qlcnic_get_dump_flag,
	.get_dump_data = qlcnic_get_dump_data,
	.set_dump = qlcnic_set_dump,
1871
};
1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893

const struct ethtool_ops qlcnic_sriov_vf_ethtool_ops = {
	.get_settings		= qlcnic_get_settings,
	.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,
};
1894 1895 1896 1897 1898 1899 1900 1901

const struct ethtool_ops qlcnic_ethtool_failed_ops = {
	.get_settings		= qlcnic_get_settings,
	.get_drvinfo		= qlcnic_get_drvinfo,
	.set_msglevel		= qlcnic_set_msglevel,
	.get_msglevel		= qlcnic_get_msglevel,
	.set_dump		= qlcnic_set_dump,
};