bnx2x_ethtool.c 82.3 KB
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/* bnx2x_ethtool.c: Broadcom Everest network driver.
 *
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 * Copyright (c) 2007-2012 Broadcom Corporation
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 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation.
 *
 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
 * Written by: Eliezer Tamir
 * Based on code from Michael Chan's bnx2 driver
 * UDP CSUM errata workaround by Arik Gendelman
 * Slowpath and fastpath rework by Vladislav Zolotarov
 * Statistics and Link management by Yitchak Gertner
 *
 */
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

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#include <linux/ethtool.h>
#include <linux/netdevice.h>
#include <linux/types.h>
#include <linux/sched.h>
#include <linux/crc32.h>
#include "bnx2x.h"
#include "bnx2x_cmn.h"
#include "bnx2x_dump.h"
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#include "bnx2x_init.h"
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/* Note: in the format strings below %s is replaced by the queue-name which is
 * either its index or 'fcoe' for the fcoe queue. Make sure the format string
 * length does not exceed ETH_GSTRING_LEN - MAX_QUEUE_NAME_LEN + 2
 */
#define MAX_QUEUE_NAME_LEN	4
static const struct {
	long offset;
	int size;
	char string[ETH_GSTRING_LEN];
} bnx2x_q_stats_arr[] = {
/* 1 */	{ Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%s]: rx_bytes" },
	{ Q_STATS_OFFSET32(total_unicast_packets_received_hi),
						8, "[%s]: rx_ucast_packets" },
	{ Q_STATS_OFFSET32(total_multicast_packets_received_hi),
						8, "[%s]: rx_mcast_packets" },
	{ Q_STATS_OFFSET32(total_broadcast_packets_received_hi),
						8, "[%s]: rx_bcast_packets" },
	{ Q_STATS_OFFSET32(no_buff_discard_hi),	8, "[%s]: rx_discards" },
	{ Q_STATS_OFFSET32(rx_err_discard_pkt),
					 4, "[%s]: rx_phy_ip_err_discards"},
	{ Q_STATS_OFFSET32(rx_skb_alloc_failed),
					 4, "[%s]: rx_skb_alloc_discard" },
	{ Q_STATS_OFFSET32(hw_csum_err), 4, "[%s]: rx_csum_offload_errors" },

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	{ Q_STATS_OFFSET32(total_bytes_transmitted_hi),	8, "[%s]: tx_bytes" },
/* 10 */{ Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi),
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						8, "[%s]: tx_ucast_packets" },
	{ Q_STATS_OFFSET32(total_multicast_packets_transmitted_hi),
						8, "[%s]: tx_mcast_packets" },
	{ Q_STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
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						8, "[%s]: tx_bcast_packets" },
	{ Q_STATS_OFFSET32(total_tpa_aggregations_hi),
						8, "[%s]: tpa_aggregations" },
	{ Q_STATS_OFFSET32(total_tpa_aggregated_frames_hi),
					8, "[%s]: tpa_aggregated_frames"},
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	{ Q_STATS_OFFSET32(total_tpa_bytes_hi),	8, "[%s]: tpa_bytes"},
	{ Q_STATS_OFFSET32(driver_filtered_tx_pkt),
					4, "[%s]: driver_filtered_tx_pkt" }
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};

#define BNX2X_NUM_Q_STATS ARRAY_SIZE(bnx2x_q_stats_arr)

static const struct {
	long offset;
	int size;
	u32 flags;
#define STATS_FLAGS_PORT		1
#define STATS_FLAGS_FUNC		2
#define STATS_FLAGS_BOTH		(STATS_FLAGS_FUNC | STATS_FLAGS_PORT)
	char string[ETH_GSTRING_LEN];
} bnx2x_stats_arr[] = {
/* 1 */	{ STATS_OFFSET32(total_bytes_received_hi),
				8, STATS_FLAGS_BOTH, "rx_bytes" },
	{ STATS_OFFSET32(error_bytes_received_hi),
				8, STATS_FLAGS_BOTH, "rx_error_bytes" },
	{ STATS_OFFSET32(total_unicast_packets_received_hi),
				8, STATS_FLAGS_BOTH, "rx_ucast_packets" },
	{ STATS_OFFSET32(total_multicast_packets_received_hi),
				8, STATS_FLAGS_BOTH, "rx_mcast_packets" },
	{ STATS_OFFSET32(total_broadcast_packets_received_hi),
				8, STATS_FLAGS_BOTH, "rx_bcast_packets" },
	{ STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi),
				8, STATS_FLAGS_PORT, "rx_crc_errors" },
	{ STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi),
				8, STATS_FLAGS_PORT, "rx_align_errors" },
	{ STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi),
				8, STATS_FLAGS_PORT, "rx_undersize_packets" },
	{ STATS_OFFSET32(etherstatsoverrsizepkts_hi),
				8, STATS_FLAGS_PORT, "rx_oversize_packets" },
/* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi),
				8, STATS_FLAGS_PORT, "rx_fragments" },
	{ STATS_OFFSET32(rx_stat_etherstatsjabbers_hi),
				8, STATS_FLAGS_PORT, "rx_jabbers" },
	{ STATS_OFFSET32(no_buff_discard_hi),
				8, STATS_FLAGS_BOTH, "rx_discards" },
	{ STATS_OFFSET32(mac_filter_discard),
				4, STATS_FLAGS_PORT, "rx_filtered_packets" },
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	{ STATS_OFFSET32(mf_tag_discard),
				4, STATS_FLAGS_PORT, "rx_mf_tag_discard" },
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	{ STATS_OFFSET32(pfc_frames_received_hi),
				8, STATS_FLAGS_PORT, "pfc_frames_received" },
	{ STATS_OFFSET32(pfc_frames_sent_hi),
				8, STATS_FLAGS_PORT, "pfc_frames_sent" },
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	{ STATS_OFFSET32(brb_drop_hi),
				8, STATS_FLAGS_PORT, "rx_brb_discard" },
	{ STATS_OFFSET32(brb_truncate_hi),
				8, STATS_FLAGS_PORT, "rx_brb_truncate" },
	{ STATS_OFFSET32(pause_frames_received_hi),
				8, STATS_FLAGS_PORT, "rx_pause_frames" },
	{ STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi),
				8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" },
	{ STATS_OFFSET32(nig_timer_max),
			4, STATS_FLAGS_PORT, "rx_constant_pause_events" },
/* 20 */{ STATS_OFFSET32(rx_err_discard_pkt),
				4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"},
	{ STATS_OFFSET32(rx_skb_alloc_failed),
				4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" },
	{ STATS_OFFSET32(hw_csum_err),
				4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" },

	{ STATS_OFFSET32(total_bytes_transmitted_hi),
				8, STATS_FLAGS_BOTH, "tx_bytes" },
	{ STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi),
				8, STATS_FLAGS_PORT, "tx_error_bytes" },
	{ STATS_OFFSET32(total_unicast_packets_transmitted_hi),
				8, STATS_FLAGS_BOTH, "tx_ucast_packets" },
	{ STATS_OFFSET32(total_multicast_packets_transmitted_hi),
				8, STATS_FLAGS_BOTH, "tx_mcast_packets" },
	{ STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
				8, STATS_FLAGS_BOTH, "tx_bcast_packets" },
	{ STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi),
				8, STATS_FLAGS_PORT, "tx_mac_errors" },
	{ STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi),
				8, STATS_FLAGS_PORT, "tx_carrier_errors" },
/* 30 */{ STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi),
				8, STATS_FLAGS_PORT, "tx_single_collisions" },
	{ STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi),
				8, STATS_FLAGS_PORT, "tx_multi_collisions" },
	{ STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi),
				8, STATS_FLAGS_PORT, "tx_deferred" },
	{ STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi),
				8, STATS_FLAGS_PORT, "tx_excess_collisions" },
	{ STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi),
				8, STATS_FLAGS_PORT, "tx_late_collisions" },
	{ STATS_OFFSET32(tx_stat_etherstatscollisions_hi),
				8, STATS_FLAGS_PORT, "tx_total_collisions" },
	{ STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi),
				8, STATS_FLAGS_PORT, "tx_64_byte_packets" },
	{ STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi),
			8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" },
	{ STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi),
			8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" },
	{ STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi),
			8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" },
/* 40 */{ STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi),
			8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" },
	{ STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi),
			8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" },
	{ STATS_OFFSET32(etherstatspktsover1522octets_hi),
			8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" },
	{ STATS_OFFSET32(pause_frames_sent_hi),
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				8, STATS_FLAGS_PORT, "tx_pause_frames" },
	{ STATS_OFFSET32(total_tpa_aggregations_hi),
			8, STATS_FLAGS_FUNC, "tpa_aggregations" },
	{ STATS_OFFSET32(total_tpa_aggregated_frames_hi),
			8, STATS_FLAGS_FUNC, "tpa_aggregated_frames"},
	{ STATS_OFFSET32(total_tpa_bytes_hi),
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			8, STATS_FLAGS_FUNC, "tpa_bytes"},
	{ STATS_OFFSET32(recoverable_error),
			4, STATS_FLAGS_FUNC, "recoverable_errors" },
	{ STATS_OFFSET32(unrecoverable_error),
			4, STATS_FLAGS_FUNC, "unrecoverable_errors" },
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	{ STATS_OFFSET32(driver_filtered_tx_pkt),
			4, STATS_FLAGS_FUNC, "driver_filtered_tx_pkt" },
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	{ STATS_OFFSET32(eee_tx_lpi),
			4, STATS_FLAGS_PORT, "Tx LPI entry count"}
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};

#define BNX2X_NUM_STATS		ARRAY_SIZE(bnx2x_stats_arr)
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static int bnx2x_get_port_type(struct bnx2x *bp)
{
	int port_type;
	u32 phy_idx = bnx2x_get_cur_phy_idx(bp);
	switch (bp->link_params.phy[phy_idx].media_type) {
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	case ETH_PHY_SFPP_10G_FIBER:
	case ETH_PHY_SFP_1G_FIBER:
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	case ETH_PHY_XFP_FIBER:
	case ETH_PHY_KR:
	case ETH_PHY_CX4:
		port_type = PORT_FIBRE;
		break;
	case ETH_PHY_DA_TWINAX:
		port_type = PORT_DA;
		break;
	case ETH_PHY_BASE_T:
		port_type = PORT_TP;
		break;
	case ETH_PHY_NOT_PRESENT:
		port_type = PORT_NONE;
		break;
	case ETH_PHY_UNSPECIFIED:
	default:
		port_type = PORT_OTHER;
		break;
	}
	return port_type;
}
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static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
	struct bnx2x *bp = netdev_priv(dev);
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	int cfg_idx = bnx2x_get_link_cfg_idx(bp);
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	/* Dual Media boards present all available port types */
	cmd->supported = bp->port.supported[cfg_idx] |
		(bp->port.supported[cfg_idx ^ 1] &
		 (SUPPORTED_TP | SUPPORTED_FIBRE));
	cmd->advertising = bp->port.advertising[cfg_idx];
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	if (bp->link_params.phy[bnx2x_get_cur_phy_idx(bp)].media_type ==
	    ETH_PHY_SFP_1G_FIBER) {
		cmd->supported &= ~(SUPPORTED_10000baseT_Full);
		cmd->advertising &= ~(ADVERTISED_10000baseT_Full);
	}
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	if ((bp->state == BNX2X_STATE_OPEN) && (bp->link_vars.link_up)) {
		if (!(bp->flags & MF_FUNC_DIS)) {
			ethtool_cmd_speed_set(cmd, bp->link_vars.line_speed);
			cmd->duplex = bp->link_vars.duplex;
		} else {
			ethtool_cmd_speed_set(
				cmd, bp->link_params.req_line_speed[cfg_idx]);
			cmd->duplex = bp->link_params.req_duplex[cfg_idx];
		}

		if (IS_MF(bp) && !BP_NOMCP(bp))
			ethtool_cmd_speed_set(cmd, bnx2x_get_mf_speed(bp));
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	} else {
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		cmd->duplex = DUPLEX_UNKNOWN;
		ethtool_cmd_speed_set(cmd, SPEED_UNKNOWN);
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	}
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	cmd->port = bnx2x_get_port_type(bp);
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	cmd->phy_address = bp->mdio.prtad;
	cmd->transceiver = XCVR_INTERNAL;

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	if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG)
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		cmd->autoneg = AUTONEG_ENABLE;
	else
		cmd->autoneg = AUTONEG_DISABLE;

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	/* Publish LP advertised speeds and FC */
	if (bp->link_vars.link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
		u32 status = bp->link_vars.link_status;

		cmd->lp_advertising |= ADVERTISED_Autoneg;
		if (status & LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE)
			cmd->lp_advertising |= ADVERTISED_Pause;
		if (status & LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE)
			cmd->lp_advertising |= ADVERTISED_Asym_Pause;

		if (status & LINK_STATUS_LINK_PARTNER_10THD_CAPABLE)
			cmd->lp_advertising |= ADVERTISED_10baseT_Half;
		if (status & LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE)
			cmd->lp_advertising |= ADVERTISED_10baseT_Full;
		if (status & LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE)
			cmd->lp_advertising |= ADVERTISED_100baseT_Half;
		if (status & LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE)
			cmd->lp_advertising |= ADVERTISED_100baseT_Full;
		if (status & LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE)
			cmd->lp_advertising |= ADVERTISED_1000baseT_Half;
		if (status & LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE)
			cmd->lp_advertising |= ADVERTISED_1000baseT_Full;
		if (status & LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE)
			cmd->lp_advertising |= ADVERTISED_2500baseX_Full;
		if (status & LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE)
			cmd->lp_advertising |= ADVERTISED_10000baseT_Full;
	}

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	cmd->maxtxpkt = 0;
	cmd->maxrxpkt = 0;

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	DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
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	   "  supported 0x%x  advertising 0x%x  speed %u\n"
	   "  duplex %d  port %d  phy_address %d  transceiver %d\n"
	   "  autoneg %d  maxtxpkt %d  maxrxpkt %d\n",
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	   cmd->cmd, cmd->supported, cmd->advertising,
	   ethtool_cmd_speed(cmd),
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	   cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
	   cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);

	return 0;
}

static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
	struct bnx2x *bp = netdev_priv(dev);
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	u32 advertising, cfg_idx, old_multi_phy_config, new_multi_phy_config;
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	u32 speed, phy_idx;
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	if (IS_MF_SD(bp))
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		return 0;

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	DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
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	   "  supported 0x%x  advertising 0x%x  speed %u\n"
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	   "  duplex %d  port %d  phy_address %d  transceiver %d\n"
	   "  autoneg %d  maxtxpkt %d  maxrxpkt %d\n",
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	   cmd->cmd, cmd->supported, cmd->advertising,
	   ethtool_cmd_speed(cmd),
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	   cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
	   cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);

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	speed = ethtool_cmd_speed(cmd);
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	/* If recieved a request for an unknown duplex, assume full*/
	if (cmd->duplex == DUPLEX_UNKNOWN)
		cmd->duplex = DUPLEX_FULL;

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	if (IS_MF_SI(bp)) {
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		u32 part;
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		u32 line_speed = bp->link_vars.line_speed;

		/* use 10G if no link detected */
		if (!line_speed)
			line_speed = 10000;

		if (bp->common.bc_ver < REQ_BC_VER_4_SET_MF_BW) {
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			DP(BNX2X_MSG_ETHTOOL,
			   "To set speed BC %X or higher is required, please upgrade BC\n",
			   REQ_BC_VER_4_SET_MF_BW);
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			return -EINVAL;
		}
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		part = (speed * 100) / line_speed;
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		if (line_speed < speed || !part) {
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			DP(BNX2X_MSG_ETHTOOL,
			   "Speed setting should be in a range from 1%% to 100%% of actual line speed\n");
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			return -EINVAL;
		}

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		if (bp->state != BNX2X_STATE_OPEN)
			/* store value for following "load" */
			bp->pending_max = part;
		else
			bnx2x_update_max_mf_config(bp, part);
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		return 0;
	}

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	cfg_idx = bnx2x_get_link_cfg_idx(bp);
	old_multi_phy_config = bp->link_params.multi_phy_config;
	switch (cmd->port) {
	case PORT_TP:
		if (bp->port.supported[cfg_idx] & SUPPORTED_TP)
			break; /* no port change */

		if (!(bp->port.supported[0] & SUPPORTED_TP ||
		      bp->port.supported[1] & SUPPORTED_TP)) {
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			DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
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			return -EINVAL;
		}
		bp->link_params.multi_phy_config &=
			~PORT_HW_CFG_PHY_SELECTION_MASK;
		if (bp->link_params.multi_phy_config &
		    PORT_HW_CFG_PHY_SWAPPED_ENABLED)
			bp->link_params.multi_phy_config |=
			PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
		else
			bp->link_params.multi_phy_config |=
			PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
		break;
	case PORT_FIBRE:
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	case PORT_DA:
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		if (bp->port.supported[cfg_idx] & SUPPORTED_FIBRE)
			break; /* no port change */

		if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
		      bp->port.supported[1] & SUPPORTED_FIBRE)) {
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			DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
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			return -EINVAL;
		}
		bp->link_params.multi_phy_config &=
			~PORT_HW_CFG_PHY_SELECTION_MASK;
		if (bp->link_params.multi_phy_config &
		    PORT_HW_CFG_PHY_SWAPPED_ENABLED)
			bp->link_params.multi_phy_config |=
			PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
		else
			bp->link_params.multi_phy_config |=
			PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
		break;
	default:
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		DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
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		return -EINVAL;
	}
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	/* Save new config in case command complete successully */
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	new_multi_phy_config = bp->link_params.multi_phy_config;
	/* Get the new cfg_idx */
	cfg_idx = bnx2x_get_link_cfg_idx(bp);
	/* Restore old config in case command failed */
	bp->link_params.multi_phy_config = old_multi_phy_config;
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	DP(BNX2X_MSG_ETHTOOL, "cfg_idx = %x\n", cfg_idx);
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	if (cmd->autoneg == AUTONEG_ENABLE) {
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		u32 an_supported_speed = bp->port.supported[cfg_idx];
		if (bp->link_params.phy[EXT_PHY1].type ==
		    PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
			an_supported_speed |= (SUPPORTED_100baseT_Half |
					       SUPPORTED_100baseT_Full);
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		if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
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			DP(BNX2X_MSG_ETHTOOL, "Autoneg not supported\n");
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			return -EINVAL;
		}

		/* advertise the requested speed and duplex if supported */
426
		if (cmd->advertising & ~an_supported_speed) {
M
Merav Sicron 已提交
427 428
			DP(BNX2X_MSG_ETHTOOL,
			   "Advertisement parameters are not supported\n");
Y
Yaniv Rosner 已提交
429 430
			return -EINVAL;
		}
431

Y
Yaniv Rosner 已提交
432
		bp->link_params.req_line_speed[cfg_idx] = SPEED_AUTO_NEG;
Y
Yaniv Rosner 已提交
433 434
		bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
		bp->port.advertising[cfg_idx] = (ADVERTISED_Autoneg |
435
					 cmd->advertising);
Y
Yaniv Rosner 已提交
436 437 438 439 440 441 442 443 444 445
		if (cmd->advertising) {

			bp->link_params.speed_cap_mask[cfg_idx] = 0;
			if (cmd->advertising & ADVERTISED_10baseT_Half) {
				bp->link_params.speed_cap_mask[cfg_idx] |=
				PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF;
			}
			if (cmd->advertising & ADVERTISED_10baseT_Full)
				bp->link_params.speed_cap_mask[cfg_idx] |=
				PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL;
446

Y
Yaniv Rosner 已提交
447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469
			if (cmd->advertising & ADVERTISED_100baseT_Full)
				bp->link_params.speed_cap_mask[cfg_idx] |=
				PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL;

			if (cmd->advertising & ADVERTISED_100baseT_Half) {
				bp->link_params.speed_cap_mask[cfg_idx] |=
				     PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF;
			}
			if (cmd->advertising & ADVERTISED_1000baseT_Half) {
				bp->link_params.speed_cap_mask[cfg_idx] |=
					PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
			}
			if (cmd->advertising & (ADVERTISED_1000baseT_Full |
						ADVERTISED_1000baseKX_Full))
				bp->link_params.speed_cap_mask[cfg_idx] |=
					PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;

			if (cmd->advertising & (ADVERTISED_10000baseT_Full |
						ADVERTISED_10000baseKX4_Full |
						ADVERTISED_10000baseKR_Full))
				bp->link_params.speed_cap_mask[cfg_idx] |=
					PORT_HW_CFG_SPEED_CAPABILITY_D0_10G;
		}
470 471
	} else { /* forced speed */
		/* advertise the requested speed and duplex if supported */
Y
Yaniv Rosner 已提交
472
		switch (speed) {
473 474
		case SPEED_10:
			if (cmd->duplex == DUPLEX_FULL) {
Y
Yaniv Rosner 已提交
475
				if (!(bp->port.supported[cfg_idx] &
476
				      SUPPORTED_10baseT_Full)) {
M
Merav Sicron 已提交
477
					DP(BNX2X_MSG_ETHTOOL,
478 479 480 481 482 483 484
					   "10M full not supported\n");
					return -EINVAL;
				}

				advertising = (ADVERTISED_10baseT_Full |
					       ADVERTISED_TP);
			} else {
Y
Yaniv Rosner 已提交
485
				if (!(bp->port.supported[cfg_idx] &
486
				      SUPPORTED_10baseT_Half)) {
M
Merav Sicron 已提交
487
					DP(BNX2X_MSG_ETHTOOL,
488 489 490 491 492 493 494 495 496 497 498
					   "10M half not supported\n");
					return -EINVAL;
				}

				advertising = (ADVERTISED_10baseT_Half |
					       ADVERTISED_TP);
			}
			break;

		case SPEED_100:
			if (cmd->duplex == DUPLEX_FULL) {
Y
Yaniv Rosner 已提交
499
				if (!(bp->port.supported[cfg_idx] &
500
						SUPPORTED_100baseT_Full)) {
M
Merav Sicron 已提交
501
					DP(BNX2X_MSG_ETHTOOL,
502 503 504 505 506 507 508
					   "100M full not supported\n");
					return -EINVAL;
				}

				advertising = (ADVERTISED_100baseT_Full |
					       ADVERTISED_TP);
			} else {
Y
Yaniv Rosner 已提交
509
				if (!(bp->port.supported[cfg_idx] &
510
						SUPPORTED_100baseT_Half)) {
M
Merav Sicron 已提交
511
					DP(BNX2X_MSG_ETHTOOL,
512 513 514 515 516 517 518 519 520 521 522
					   "100M half not supported\n");
					return -EINVAL;
				}

				advertising = (ADVERTISED_100baseT_Half |
					       ADVERTISED_TP);
			}
			break;

		case SPEED_1000:
			if (cmd->duplex != DUPLEX_FULL) {
M
Merav Sicron 已提交
523 524
				DP(BNX2X_MSG_ETHTOOL,
				   "1G half not supported\n");
525 526 527
				return -EINVAL;
			}

Y
Yaniv Rosner 已提交
528 529
			if (!(bp->port.supported[cfg_idx] &
			      SUPPORTED_1000baseT_Full)) {
M
Merav Sicron 已提交
530 531
				DP(BNX2X_MSG_ETHTOOL,
				   "1G full not supported\n");
532 533 534 535 536 537 538 539 540
				return -EINVAL;
			}

			advertising = (ADVERTISED_1000baseT_Full |
				       ADVERTISED_TP);
			break;

		case SPEED_2500:
			if (cmd->duplex != DUPLEX_FULL) {
M
Merav Sicron 已提交
541
				DP(BNX2X_MSG_ETHTOOL,
542 543 544 545
				   "2.5G half not supported\n");
				return -EINVAL;
			}

Y
Yaniv Rosner 已提交
546 547
			if (!(bp->port.supported[cfg_idx]
			      & SUPPORTED_2500baseX_Full)) {
M
Merav Sicron 已提交
548
				DP(BNX2X_MSG_ETHTOOL,
549 550 551 552 553 554 555 556 557 558
				   "2.5G full not supported\n");
				return -EINVAL;
			}

			advertising = (ADVERTISED_2500baseX_Full |
				       ADVERTISED_TP);
			break;

		case SPEED_10000:
			if (cmd->duplex != DUPLEX_FULL) {
M
Merav Sicron 已提交
559 560
				DP(BNX2X_MSG_ETHTOOL,
				   "10G half not supported\n");
561 562
				return -EINVAL;
			}
Y
Yuval Mintz 已提交
563
			phy_idx = bnx2x_get_cur_phy_idx(bp);
Y
Yaniv Rosner 已提交
564
			if (!(bp->port.supported[cfg_idx]
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Yuval Mintz 已提交
565 566 567
			      & SUPPORTED_10000baseT_Full) ||
			    (bp->link_params.phy[phy_idx].media_type ==
			     ETH_PHY_SFP_1G_FIBER)) {
M
Merav Sicron 已提交
568 569
				DP(BNX2X_MSG_ETHTOOL,
				   "10G full not supported\n");
570 571 572 573 574 575 576 577
				return -EINVAL;
			}

			advertising = (ADVERTISED_10000baseT_Full |
				       ADVERTISED_FIBRE);
			break;

		default:
M
Merav Sicron 已提交
578
			DP(BNX2X_MSG_ETHTOOL, "Unsupported speed %u\n", speed);
579 580 581
			return -EINVAL;
		}

Y
Yaniv Rosner 已提交
582 583 584
		bp->link_params.req_line_speed[cfg_idx] = speed;
		bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
		bp->port.advertising[cfg_idx] = advertising;
585 586
	}

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Merav Sicron 已提交
587
	DP(BNX2X_MSG_ETHTOOL, "req_line_speed %d\n"
588
	   "  req_duplex %d  advertising 0x%x\n",
Y
Yaniv Rosner 已提交
589 590 591
	   bp->link_params.req_line_speed[cfg_idx],
	   bp->link_params.req_duplex[cfg_idx],
	   bp->port.advertising[cfg_idx]);
592

Y
Yaniv Rosner 已提交
593 594
	/* Set new config */
	bp->link_params.multi_phy_config = new_multi_phy_config;
595 596 597 598 599 600 601 602 603 604
	if (netif_running(dev)) {
		bnx2x_stats_handle(bp, STATS_EVENT_STOP);
		bnx2x_link_set(bp);
	}

	return 0;
}

#define IS_E1_ONLINE(info)	(((info) & RI_E1_ONLINE) == RI_E1_ONLINE)
#define IS_E1H_ONLINE(info)	(((info) & RI_E1H_ONLINE) == RI_E1H_ONLINE)
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#define IS_E2_ONLINE(info)	(((info) & RI_E2_ONLINE) == RI_E2_ONLINE)
606 607 608
#define IS_E3_ONLINE(info)	(((info) & RI_E3_ONLINE) == RI_E3_ONLINE)
#define IS_E3B0_ONLINE(info)	(((info) & RI_E3B0_ONLINE) == RI_E3B0_ONLINE)

E
Eric Dumazet 已提交
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static bool bnx2x_is_reg_online(struct bnx2x *bp,
				const struct reg_addr *reg_info)
611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626
{
	if (CHIP_IS_E1(bp))
		return IS_E1_ONLINE(reg_info->info);
	else if (CHIP_IS_E1H(bp))
		return IS_E1H_ONLINE(reg_info->info);
	else if (CHIP_IS_E2(bp))
		return IS_E2_ONLINE(reg_info->info);
	else if (CHIP_IS_E3A0(bp))
		return IS_E3_ONLINE(reg_info->info);
	else if (CHIP_IS_E3B0(bp))
		return IS_E3B0_ONLINE(reg_info->info);
	else
		return false;
}

/******* Paged registers info selectors ********/
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Eric Dumazet 已提交
627
static const u32 *__bnx2x_get_page_addr_ar(struct bnx2x *bp)
628 629 630 631 632 633 634 635 636
{
	if (CHIP_IS_E2(bp))
		return page_vals_e2;
	else if (CHIP_IS_E3(bp))
		return page_vals_e3;
	else
		return NULL;
}

E
Eric Dumazet 已提交
637
static u32 __bnx2x_get_page_reg_num(struct bnx2x *bp)
638 639 640 641 642 643 644 645 646
{
	if (CHIP_IS_E2(bp))
		return PAGE_MODE_VALUES_E2;
	else if (CHIP_IS_E3(bp))
		return PAGE_MODE_VALUES_E3;
	else
		return 0;
}

E
Eric Dumazet 已提交
647
static const u32 *__bnx2x_get_page_write_ar(struct bnx2x *bp)
648 649 650 651 652 653 654 655 656
{
	if (CHIP_IS_E2(bp))
		return page_write_regs_e2;
	else if (CHIP_IS_E3(bp))
		return page_write_regs_e3;
	else
		return NULL;
}

E
Eric Dumazet 已提交
657
static u32 __bnx2x_get_page_write_num(struct bnx2x *bp)
658 659 660 661 662 663 664 665 666
{
	if (CHIP_IS_E2(bp))
		return PAGE_WRITE_REGS_E2;
	else if (CHIP_IS_E3(bp))
		return PAGE_WRITE_REGS_E3;
	else
		return 0;
}

E
Eric Dumazet 已提交
667
static const struct reg_addr *__bnx2x_get_page_read_ar(struct bnx2x *bp)
668 669 670 671 672 673 674 675 676
{
	if (CHIP_IS_E2(bp))
		return page_read_regs_e2;
	else if (CHIP_IS_E3(bp))
		return page_read_regs_e3;
	else
		return NULL;
}

E
Eric Dumazet 已提交
677
static u32 __bnx2x_get_page_read_num(struct bnx2x *bp)
678 679 680 681 682 683 684 685 686
{
	if (CHIP_IS_E2(bp))
		return PAGE_READ_REGS_E2;
	else if (CHIP_IS_E3(bp))
		return PAGE_READ_REGS_E3;
	else
		return 0;
}

E
Eric Dumazet 已提交
687
static int __bnx2x_get_regs_len(struct bnx2x *bp)
688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707
{
	int num_pages = __bnx2x_get_page_reg_num(bp);
	int page_write_num = __bnx2x_get_page_write_num(bp);
	const struct reg_addr *page_read_addr = __bnx2x_get_page_read_ar(bp);
	int page_read_num = __bnx2x_get_page_read_num(bp);
	int regdump_len = 0;
	int i, j, k;

	for (i = 0; i < REGS_COUNT; i++)
		if (bnx2x_is_reg_online(bp, &reg_addrs[i]))
			regdump_len += reg_addrs[i].size;

	for (i = 0; i < num_pages; i++)
		for (j = 0; j < page_write_num; j++)
			for (k = 0; k < page_read_num; k++)
				if (bnx2x_is_reg_online(bp, &page_read_addr[k]))
					regdump_len += page_read_addr[k].size;

	return regdump_len;
}
708 709 710 711 712 713

static int bnx2x_get_regs_len(struct net_device *dev)
{
	struct bnx2x *bp = netdev_priv(dev);
	int regdump_len = 0;

714
	regdump_len = __bnx2x_get_regs_len(bp);
715 716 717 718 719 720
	regdump_len *= 4;
	regdump_len += sizeof(struct dump_hdr);

	return regdump_len;
}

721 722 723 724 725 726 727 728 729 730 731
/**
 * bnx2x_read_pages_regs - read "paged" registers
 *
 * @bp		device handle
 * @p		output buffer
 *
 * Reads "paged" memories: memories that may only be read by first writing to a
 * specific address ("write address") and then reading from a specific address
 * ("read address"). There may be more than one write address per "page" and
 * more than one read address per write address.
 */
E
Eric Dumazet 已提交
732
static void bnx2x_read_pages_regs(struct bnx2x *bp, u32 *p)
D
Dmitry Kravkov 已提交
733 734
{
	u32 i, j, k, n;
735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752
	/* addresses of the paged registers */
	const u32 *page_addr = __bnx2x_get_page_addr_ar(bp);
	/* number of paged registers */
	int num_pages = __bnx2x_get_page_reg_num(bp);
	/* write addresses */
	const u32 *write_addr = __bnx2x_get_page_write_ar(bp);
	/* number of write addresses */
	int write_num = __bnx2x_get_page_write_num(bp);
	/* read addresses info */
	const struct reg_addr *read_addr = __bnx2x_get_page_read_ar(bp);
	/* number of read addresses */
	int read_num = __bnx2x_get_page_read_num(bp);

	for (i = 0; i < num_pages; i++) {
		for (j = 0; j < write_num; j++) {
			REG_WR(bp, write_addr[j], page_addr[i]);
			for (k = 0; k < read_num; k++)
				if (bnx2x_is_reg_online(bp, &read_addr[k]))
D
Dmitry Kravkov 已提交
753
					for (n = 0; n <
754
					      read_addr[k].size; n++)
D
Dmitry Kravkov 已提交
755
						*p++ = REG_RD(bp,
756
						       read_addr[k].addr + n*4);
D
Dmitry Kravkov 已提交
757 758 759 760
		}
	}
}

E
Eric Dumazet 已提交
761
static void __bnx2x_get_regs(struct bnx2x *bp, u32 *p)
762 763 764 765 766 767 768 769 770 771 772 773 774
{
	u32 i, j;

	/* Read the regular registers */
	for (i = 0; i < REGS_COUNT; i++)
		if (bnx2x_is_reg_online(bp, &reg_addrs[i]))
			for (j = 0; j < reg_addrs[i].size; j++)
				*p++ = REG_RD(bp, reg_addrs[i].addr + j*4);

	/* Read "paged" registes */
	bnx2x_read_pages_regs(bp, p);
}

775 776 777
static void bnx2x_get_regs(struct net_device *dev,
			   struct ethtool_regs *regs, void *_p)
{
778
	u32 *p = _p;
779 780 781
	struct bnx2x *bp = netdev_priv(dev);
	struct dump_hdr dump_hdr = {0};

D
Dmitry Kravkov 已提交
782
	regs->version = 1;
783 784 785 786 787
	memset(p, 0, regs->len);

	if (!netif_running(bp->dev))
		return;

788 789 790 791 792 793
	/* Disable parity attentions as long as following dump may
	 * cause false alarms by reading never written registers. We
	 * will re-enable parity attentions right after the dump.
	 */
	bnx2x_disable_blocks_parity(bp);

794 795 796 797 798 799
	dump_hdr.hdr_size = (sizeof(struct dump_hdr) / 4) - 1;
	dump_hdr.dump_sign = dump_sign_all;
	dump_hdr.xstorm_waitp = REG_RD(bp, XSTORM_WAITP_ADDR);
	dump_hdr.tstorm_waitp = REG_RD(bp, TSTORM_WAITP_ADDR);
	dump_hdr.ustorm_waitp = REG_RD(bp, USTORM_WAITP_ADDR);
	dump_hdr.cstorm_waitp = REG_RD(bp, CSTORM_WAITP_ADDR);
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Dmitry Kravkov 已提交
800 801 802 803 804

	if (CHIP_IS_E1(bp))
		dump_hdr.info = RI_E1_ONLINE;
	else if (CHIP_IS_E1H(bp))
		dump_hdr.info = RI_E1H_ONLINE;
805
	else if (!CHIP_IS_E1x(bp))
D
Dmitry Kravkov 已提交
806 807
		dump_hdr.info = RI_E2_ONLINE |
		(BP_PATH(bp) ? RI_PATH1_DUMP : RI_PATH0_DUMP);
808 809 810 811

	memcpy(p, &dump_hdr, sizeof(struct dump_hdr));
	p += dump_hdr.hdr_size + 1;

812 813 814
	/* Actually read the registers */
	__bnx2x_get_regs(bp, p);

815 816
	/* Re-enable parity attentions */
	bnx2x_clear_blocks_parity(bp);
817
	bnx2x_enable_blocks_parity(bp);
818 819 820 821 822 823 824 825
}

static void bnx2x_get_drvinfo(struct net_device *dev,
			      struct ethtool_drvinfo *info)
{
	struct bnx2x *bp = netdev_priv(dev);
	u8 phy_fw_ver[PHY_FW_VER_LEN];

826 827
	strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
	strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
828 829

	phy_fw_ver[0] = '\0';
830 831
	bnx2x_get_ext_phy_fw_version(&bp->link_params,
				     phy_fw_ver, PHY_FW_VER_LEN);
832
	strlcpy(info->fw_version, bp->fw_ver, sizeof(info->fw_version));
833 834 835 836 837 838
	snprintf(info->fw_version + strlen(bp->fw_ver), 32 - strlen(bp->fw_ver),
		 "bc %d.%d.%d%s%s",
		 (bp->common.bc_ver & 0xff0000) >> 16,
		 (bp->common.bc_ver & 0xff00) >> 8,
		 (bp->common.bc_ver & 0xff),
		 ((phy_fw_ver[0] != '\0') ? " phy " : ""), phy_fw_ver);
839
	strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
840
	info->n_stats = BNX2X_NUM_STATS;
841
	info->testinfo_len = BNX2X_NUM_TESTS(bp);
842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866
	info->eedump_len = bp->common.flash_size;
	info->regdump_len = bnx2x_get_regs_len(dev);
}

static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
	struct bnx2x *bp = netdev_priv(dev);

	if (bp->flags & NO_WOL_FLAG) {
		wol->supported = 0;
		wol->wolopts = 0;
	} else {
		wol->supported = WAKE_MAGIC;
		if (bp->wol)
			wol->wolopts = WAKE_MAGIC;
		else
			wol->wolopts = 0;
	}
	memset(&wol->sopass, 0, sizeof(wol->sopass));
}

static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
	struct bnx2x *bp = netdev_priv(dev);

M
Merav Sicron 已提交
867 868
	if (wol->wolopts & ~WAKE_MAGIC) {
		DP(BNX2X_MSG_ETHTOOL, "WOL not supproted\n");
869
		return -EINVAL;
M
Merav Sicron 已提交
870
	}
871 872

	if (wol->wolopts & WAKE_MAGIC) {
M
Merav Sicron 已提交
873 874
		if (bp->flags & NO_WOL_FLAG) {
			DP(BNX2X_MSG_ETHTOOL, "WOL not supproted\n");
875
			return -EINVAL;
M
Merav Sicron 已提交
876
		}
877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894
		bp->wol = 1;
	} else
		bp->wol = 0;

	return 0;
}

static u32 bnx2x_get_msglevel(struct net_device *dev)
{
	struct bnx2x *bp = netdev_priv(dev);

	return bp->msg_enable;
}

static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
{
	struct bnx2x *bp = netdev_priv(dev);

895 896 897 898
	if (capable(CAP_NET_ADMIN)) {
		/* dump MCP trace */
		if (level & BNX2X_MSG_MCP)
			bnx2x_fw_dump_lvl(bp, KERN_INFO);
899
		bp->msg_enable = level;
900
	}
901 902 903 904 905 906 907 908 909 910 911
}

static int bnx2x_nway_reset(struct net_device *dev)
{
	struct bnx2x *bp = netdev_priv(dev);

	if (!bp->port.pmf)
		return 0;

	if (netif_running(dev)) {
		bnx2x_stats_handle(bp, STATS_EVENT_STOP);
Y
Yuval Mintz 已提交
912
		bnx2x_force_link_reset(bp);
913 914 915 916 917 918 919 920 921 922
		bnx2x_link_set(bp);
	}

	return 0;
}

static u32 bnx2x_get_link(struct net_device *dev)
{
	struct bnx2x *bp = netdev_priv(dev);

D
Dmitry Kravkov 已提交
923
	if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
924 925 926 927 928 929 930 931 932 933 934 935
		return 0;

	return bp->link_vars.link_up;
}

static int bnx2x_get_eeprom_len(struct net_device *dev)
{
	struct bnx2x *bp = netdev_priv(dev);

	return bp->common.flash_size;
}

A
Ariel Elior 已提交
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/* Per pf misc lock must be aquired before the per port mcp lock. Otherwise, had
 * we done things the other way around, if two pfs from the same port would
 * attempt to access nvram at the same time, we could run into a scenario such
 * as:
 * pf A takes the port lock.
 * pf B succeeds in taking the same lock since they are from the same port.
 * pf A takes the per pf misc lock. Performs eeprom access.
 * pf A finishes. Unlocks the per pf misc lock.
 * Pf B takes the lock and proceeds to perform it's own access.
 * pf A unlocks the per port lock, while pf B is still working (!).
 * mcp takes the per port lock and corrupts pf B's access (and/or has it's own
 * acess corrupted by pf B).*
 */
949 950 951 952
static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
{
	int port = BP_PORT(bp);
	int count, i;
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	u32 val;

	/* acquire HW lock: protect against other PFs in PF Direct Assignment */
	bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
957 958

	/* adjust timeout for emulation/FPGA */
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	count = BNX2X_NVRAM_TIMEOUT_COUNT;
960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975
	if (CHIP_REV_IS_SLOW(bp))
		count *= 100;

	/* request access to nvram interface */
	REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
	       (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));

	for (i = 0; i < count*10; i++) {
		val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
		if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
			break;

		udelay(5);
	}

	if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
M
Merav Sicron 已提交
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		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "cannot get access to nvram interface\n");
978 979 980 981 982 983 984 985 986 987
		return -EBUSY;
	}

	return 0;
}

static int bnx2x_release_nvram_lock(struct bnx2x *bp)
{
	int port = BP_PORT(bp);
	int count, i;
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	u32 val;
989 990

	/* adjust timeout for emulation/FPGA */
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	count = BNX2X_NVRAM_TIMEOUT_COUNT;
992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007
	if (CHIP_REV_IS_SLOW(bp))
		count *= 100;

	/* relinquish nvram interface */
	REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
	       (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));

	for (i = 0; i < count*10; i++) {
		val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
		if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
			break;

		udelay(5);
	}

	if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
M
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		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "cannot free access to nvram interface\n");
1010 1011 1012
		return -EBUSY;
	}

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	/* release HW lock: protect against other PFs in PF Direct Assignment */
	bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061
	return 0;
}

static void bnx2x_enable_nvram_access(struct bnx2x *bp)
{
	u32 val;

	val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);

	/* enable both bits, even on read */
	REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
	       (val | MCPR_NVM_ACCESS_ENABLE_EN |
		      MCPR_NVM_ACCESS_ENABLE_WR_EN));
}

static void bnx2x_disable_nvram_access(struct bnx2x *bp)
{
	u32 val;

	val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);

	/* disable both bits, even after read */
	REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
	       (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
			MCPR_NVM_ACCESS_ENABLE_WR_EN)));
}

static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
				  u32 cmd_flags)
{
	int count, i, rc;
	u32 val;

	/* build the command word */
	cmd_flags |= MCPR_NVM_COMMAND_DOIT;

	/* need to clear DONE bit separately */
	REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);

	/* address of the NVRAM to read from */
	REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
	       (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));

	/* issue a read command */
	REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);

	/* adjust timeout for emulation/FPGA */
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	count = BNX2X_NVRAM_TIMEOUT_COUNT;
1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082
	if (CHIP_REV_IS_SLOW(bp))
		count *= 100;

	/* wait for completion */
	*ret_val = 0;
	rc = -EBUSY;
	for (i = 0; i < count; i++) {
		udelay(5);
		val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);

		if (val & MCPR_NVM_COMMAND_DONE) {
			val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
			/* we read nvram data in cpu order
			 * but ethtool sees it as an array of bytes
			 * converting to big-endian will do the work */
			*ret_val = cpu_to_be32(val);
			rc = 0;
			break;
		}
	}
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	if (rc == -EBUSY)
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "nvram read timeout expired\n");
1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096
	return rc;
}

static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
			    int buf_size)
{
	int rc;
	u32 cmd_flags;
	__be32 val;

	if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
M
Merav Sicron 已提交
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		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1098 1099 1100 1101 1102 1103
		   "Invalid parameter: offset 0x%x  buf_size 0x%x\n",
		   offset, buf_size);
		return -EINVAL;
	}

	if (offset + buf_size > bp->common.flash_size) {
M
Merav Sicron 已提交
1104 1105
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149
		   offset, buf_size, bp->common.flash_size);
		return -EINVAL;
	}

	/* request access to nvram interface */
	rc = bnx2x_acquire_nvram_lock(bp);
	if (rc)
		return rc;

	/* enable access to nvram interface */
	bnx2x_enable_nvram_access(bp);

	/* read the first word(s) */
	cmd_flags = MCPR_NVM_COMMAND_FIRST;
	while ((buf_size > sizeof(u32)) && (rc == 0)) {
		rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
		memcpy(ret_buf, &val, 4);

		/* advance to the next dword */
		offset += sizeof(u32);
		ret_buf += sizeof(u32);
		buf_size -= sizeof(u32);
		cmd_flags = 0;
	}

	if (rc == 0) {
		cmd_flags |= MCPR_NVM_COMMAND_LAST;
		rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
		memcpy(ret_buf, &val, 4);
	}

	/* disable access to nvram interface */
	bnx2x_disable_nvram_access(bp);
	bnx2x_release_nvram_lock(bp);

	return rc;
}

static int bnx2x_get_eeprom(struct net_device *dev,
			    struct ethtool_eeprom *eeprom, u8 *eebuf)
{
	struct bnx2x *bp = netdev_priv(dev);
	int rc;

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	if (!netif_running(dev)) {
		DP(BNX2X_MSG_ETHTOOL  | BNX2X_MSG_NVM,
		   "cannot access eeprom when the interface is down\n");
1153
		return -EAGAIN;
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	}
1155

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	DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1157
	   "  magic 0x%x  offset 0x%x (%d)  len 0x%x (%d)\n",
1158 1159 1160 1161 1162 1163 1164 1165 1166 1167
	   eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
	   eeprom->len, eeprom->len);

	/* parameters already validated in ethtool_get_eeprom */

	rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);

	return rc;
}

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Yuval Mintz 已提交
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static int bnx2x_get_module_eeprom(struct net_device *dev,
				   struct ethtool_eeprom *ee,
				   u8 *data)
{
	struct bnx2x *bp = netdev_priv(dev);
	int rc = 0, phy_idx;
	u8 *user_data = data;
	int remaining_len = ee->len, xfer_size;
	unsigned int page_off = ee->offset;

	if (!netif_running(dev)) {
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "cannot access eeprom when the interface is down\n");
		return -EAGAIN;
	}

	phy_idx = bnx2x_get_cur_phy_idx(bp);
	bnx2x_acquire_phy_lock(bp);
	while (!rc && remaining_len > 0) {
		xfer_size = (remaining_len > SFP_EEPROM_PAGE_SIZE) ?
			SFP_EEPROM_PAGE_SIZE : remaining_len;
		rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
						  &bp->link_params,
						  page_off,
						  xfer_size,
						  user_data);
		remaining_len -= xfer_size;
		user_data += xfer_size;
		page_off += xfer_size;
	}

	bnx2x_release_phy_lock(bp);
	return rc;
}

static int bnx2x_get_module_info(struct net_device *dev,
				 struct ethtool_modinfo *modinfo)
{
	struct bnx2x *bp = netdev_priv(dev);
	int phy_idx;
	if (!netif_running(dev)) {
		DP(BNX2X_MSG_ETHTOOL  | BNX2X_MSG_NVM,
		   "cannot access eeprom when the interface is down\n");
		return -EAGAIN;
	}

	phy_idx = bnx2x_get_cur_phy_idx(bp);
	switch (bp->link_params.phy[phy_idx].media_type) {
	case ETH_PHY_SFPP_10G_FIBER:
	case ETH_PHY_SFP_1G_FIBER:
	case ETH_PHY_DA_TWINAX:
		modinfo->type = ETH_MODULE_SFF_8079;
		modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
		return 0;
	default:
		return -EOPNOTSUPP;
	}
}

1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248
static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
				   u32 cmd_flags)
{
	int count, i, rc;

	/* build the command word */
	cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;

	/* need to clear DONE bit separately */
	REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);

	/* write the data */
	REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);

	/* address of the NVRAM to write to */
	REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
	       (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));

	/* issue the write command */
	REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);

	/* adjust timeout for emulation/FPGA */
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	count = BNX2X_NVRAM_TIMEOUT_COUNT;
1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263
	if (CHIP_REV_IS_SLOW(bp))
		count *= 100;

	/* wait for completion */
	rc = -EBUSY;
	for (i = 0; i < count; i++) {
		udelay(5);
		val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
		if (val & MCPR_NVM_COMMAND_DONE) {
			rc = 0;
			break;
		}
	}

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	if (rc == -EBUSY)
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "nvram write timeout expired\n");
1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280
	return rc;
}

#define BYTE_OFFSET(offset)		(8 * (offset & 0x03))

static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
			      int buf_size)
{
	int rc;
	u32 cmd_flags;
	u32 align_offset;
	__be32 val;

	if (offset + buf_size > bp->common.flash_size) {
M
Merav Sicron 已提交
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		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329
		   offset, buf_size, bp->common.flash_size);
		return -EINVAL;
	}

	/* request access to nvram interface */
	rc = bnx2x_acquire_nvram_lock(bp);
	if (rc)
		return rc;

	/* enable access to nvram interface */
	bnx2x_enable_nvram_access(bp);

	cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
	align_offset = (offset & ~0x03);
	rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags);

	if (rc == 0) {
		val &= ~(0xff << BYTE_OFFSET(offset));
		val |= (*data_buf << BYTE_OFFSET(offset));

		/* nvram data is returned as an array of bytes
		 * convert it back to cpu order */
		val = be32_to_cpu(val);

		rc = bnx2x_nvram_write_dword(bp, align_offset, val,
					     cmd_flags);
	}

	/* disable access to nvram interface */
	bnx2x_disable_nvram_access(bp);
	bnx2x_release_nvram_lock(bp);

	return rc;
}

static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
			     int buf_size)
{
	int rc;
	u32 cmd_flags;
	u32 val;
	u32 written_so_far;

	if (buf_size == 1)	/* ethtool */
		return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);

	if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
M
Merav Sicron 已提交
1330
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1331 1332 1333 1334 1335 1336
		   "Invalid parameter: offset 0x%x  buf_size 0x%x\n",
		   offset, buf_size);
		return -EINVAL;
	}

	if (offset + buf_size > bp->common.flash_size) {
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Merav Sicron 已提交
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		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355
		   offset, buf_size, bp->common.flash_size);
		return -EINVAL;
	}

	/* request access to nvram interface */
	rc = bnx2x_acquire_nvram_lock(bp);
	if (rc)
		return rc;

	/* enable access to nvram interface */
	bnx2x_enable_nvram_access(bp);

	written_so_far = 0;
	cmd_flags = MCPR_NVM_COMMAND_FIRST;
	while ((written_so_far < buf_size) && (rc == 0)) {
		if (written_so_far == (buf_size - sizeof(u32)))
			cmd_flags |= MCPR_NVM_COMMAND_LAST;
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		else if (((offset + 4) % BNX2X_NVRAM_PAGE_SIZE) == 0)
1357
			cmd_flags |= MCPR_NVM_COMMAND_LAST;
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		else if ((offset % BNX2X_NVRAM_PAGE_SIZE) == 0)
1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384
			cmd_flags |= MCPR_NVM_COMMAND_FIRST;

		memcpy(&val, data_buf, 4);

		rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);

		/* advance to the next dword */
		offset += sizeof(u32);
		data_buf += sizeof(u32);
		written_so_far += sizeof(u32);
		cmd_flags = 0;
	}

	/* disable access to nvram interface */
	bnx2x_disable_nvram_access(bp);
	bnx2x_release_nvram_lock(bp);

	return rc;
}

static int bnx2x_set_eeprom(struct net_device *dev,
			    struct ethtool_eeprom *eeprom, u8 *eebuf)
{
	struct bnx2x *bp = netdev_priv(dev);
	int port = BP_PORT(bp);
	int rc = 0;
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Yaniv Rosner 已提交
1385
	u32 ext_phy_config;
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	if (!netif_running(dev)) {
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "cannot access eeprom when the interface is down\n");
1389
		return -EAGAIN;
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	}
1391

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Merav Sicron 已提交
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	DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1393
	   "  magic 0x%x  offset 0x%x (%d)  len 0x%x (%d)\n",
1394 1395 1396 1397 1398 1399 1400
	   eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
	   eeprom->len, eeprom->len);

	/* parameters already validated in ethtool_set_eeprom */

	/* PHY eeprom can be accessed only by the PMF */
	if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
M
Merav Sicron 已提交
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	    !bp->port.pmf) {
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "wrong magic or interface is not pmf\n");
1404
		return -EINVAL;
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	}
1406

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	ext_phy_config =
		SHMEM_RD(bp,
			 dev_info.port_hw_config[port].external_phy_config);

1411 1412 1413 1414 1415 1416 1417
	if (eeprom->magic == 0x50485950) {
		/* 'PHYP' (0x50485950): prepare phy for FW upgrade */
		bnx2x_stats_handle(bp, STATS_EVENT_STOP);

		bnx2x_acquire_phy_lock(bp);
		rc |= bnx2x_link_reset(&bp->link_params,
				       &bp->link_vars, 0);
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Yaniv Rosner 已提交
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		if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438
					PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
			bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
				       MISC_REGISTERS_GPIO_HIGH, port);
		bnx2x_release_phy_lock(bp);
		bnx2x_link_report(bp);

	} else if (eeprom->magic == 0x50485952) {
		/* 'PHYR' (0x50485952): re-init link after FW upgrade */
		if (bp->state == BNX2X_STATE_OPEN) {
			bnx2x_acquire_phy_lock(bp);
			rc |= bnx2x_link_reset(&bp->link_params,
					       &bp->link_vars, 1);

			rc |= bnx2x_phy_init(&bp->link_params,
					     &bp->link_vars);
			bnx2x_release_phy_lock(bp);
			bnx2x_calc_fc_adv(bp);
		}
	} else if (eeprom->magic == 0x53985943) {
		/* 'PHYC' (0x53985943): PHY FW upgrade completed */
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		if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1440 1441 1442 1443 1444 1445 1446 1447
				       PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {

			/* DSP Remove Download Mode */
			bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
				       MISC_REGISTERS_GPIO_LOW, port);

			bnx2x_acquire_phy_lock(bp);

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Yaniv Rosner 已提交
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			bnx2x_sfx7101_sp_sw_reset(bp,
						&bp->link_params.phy[EXT_PHY1]);
1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461

			/* wait 0.5 sec to allow it to run */
			msleep(500);
			bnx2x_ext_phy_hw_reset(bp, port);
			msleep(500);
			bnx2x_release_phy_lock(bp);
		}
	} else
		rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);

	return rc;
}
D
Dmitry Kravkov 已提交
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1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501
static int bnx2x_get_coalesce(struct net_device *dev,
			      struct ethtool_coalesce *coal)
{
	struct bnx2x *bp = netdev_priv(dev);

	memset(coal, 0, sizeof(struct ethtool_coalesce));

	coal->rx_coalesce_usecs = bp->rx_ticks;
	coal->tx_coalesce_usecs = bp->tx_ticks;

	return 0;
}

static int bnx2x_set_coalesce(struct net_device *dev,
			      struct ethtool_coalesce *coal)
{
	struct bnx2x *bp = netdev_priv(dev);

	bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
	if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
		bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;

	bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
	if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
		bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;

	if (netif_running(dev))
		bnx2x_update_coalesce(bp);

	return 0;
}

static void bnx2x_get_ringparam(struct net_device *dev,
				struct ethtool_ringparam *ering)
{
	struct bnx2x *bp = netdev_priv(dev);

	ering->rx_max_pending = MAX_RX_AVAIL;

1502 1503 1504
	if (bp->rx_ring_size)
		ering->rx_pending = bp->rx_ring_size;
	else
1505
		ering->rx_pending = MAX_RX_AVAIL;
1506

B
Barak Witkowski 已提交
1507
	ering->tx_max_pending = IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL;
1508 1509 1510 1511 1512 1513 1514 1515 1516
	ering->tx_pending = bp->tx_ring_size;
}

static int bnx2x_set_ringparam(struct net_device *dev,
			       struct ethtool_ringparam *ering)
{
	struct bnx2x *bp = netdev_priv(dev);

	if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
M
Merav Sicron 已提交
1517 1518
		DP(BNX2X_MSG_ETHTOOL,
		   "Handling parity error recovery. Try again later\n");
1519 1520 1521 1522
		return -EAGAIN;
	}

	if ((ering->rx_pending > MAX_RX_AVAIL) ||
1523 1524
	    (ering->rx_pending < (bp->disable_tpa ? MIN_RX_SIZE_NONTPA :
						    MIN_RX_SIZE_TPA)) ||
B
Barak Witkowski 已提交
1525
	    (ering->tx_pending > (IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL)) ||
M
Merav Sicron 已提交
1526 1527
	    (ering->tx_pending <= MAX_SKB_FRAGS + 4)) {
		DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
1528
		return -EINVAL;
M
Merav Sicron 已提交
1529
	}
1530 1531 1532 1533

	bp->rx_ring_size = ering->rx_pending;
	bp->tx_ring_size = ering->tx_pending;

1534
	return bnx2x_reload_if_running(dev);
1535 1536 1537 1538 1539 1540
}

static void bnx2x_get_pauseparam(struct net_device *dev,
				 struct ethtool_pauseparam *epause)
{
	struct bnx2x *bp = netdev_priv(dev);
Y
Yaniv Rosner 已提交
1541
	int cfg_idx = bnx2x_get_link_cfg_idx(bp);
1542 1543
	int cfg_reg;

Y
Yaniv Rosner 已提交
1544 1545
	epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
			   BNX2X_FLOW_CTRL_AUTO);
1546

1547
	if (!epause->autoneg)
1548
		cfg_reg = bp->link_params.req_flow_ctrl[cfg_idx];
1549 1550 1551 1552
	else
		cfg_reg = bp->link_params.req_fc_auto_adv;

	epause->rx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_RX) ==
1553
			    BNX2X_FLOW_CTRL_RX);
1554
	epause->tx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_TX) ==
1555 1556
			    BNX2X_FLOW_CTRL_TX);

M
Merav Sicron 已提交
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	DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1558
	   "  autoneg %d  rx_pause %d  tx_pause %d\n",
1559 1560 1561 1562 1563 1564 1565
	   epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
}

static int bnx2x_set_pauseparam(struct net_device *dev,
				struct ethtool_pauseparam *epause)
{
	struct bnx2x *bp = netdev_priv(dev);
Y
Yaniv Rosner 已提交
1566
	u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
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Dmitry Kravkov 已提交
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	if (IS_MF(bp))
1568 1569
		return 0;

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Merav Sicron 已提交
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	DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1571
	   "  autoneg %d  rx_pause %d  tx_pause %d\n",
1572 1573
	   epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);

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Yaniv Rosner 已提交
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	bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
1575 1576

	if (epause->rx_pause)
Y
Yaniv Rosner 已提交
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		bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
1578 1579

	if (epause->tx_pause)
Y
Yaniv Rosner 已提交
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		bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
1581

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Yaniv Rosner 已提交
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	if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
		bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
1584 1585

	if (epause->autoneg) {
Y
Yaniv Rosner 已提交
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		if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
M
Merav Sicron 已提交
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			DP(BNX2X_MSG_ETHTOOL, "autoneg not supported\n");
1588 1589 1590
			return -EINVAL;
		}

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Yaniv Rosner 已提交
1591 1592 1593 1594
		if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
			bp->link_params.req_flow_ctrl[cfg_idx] =
				BNX2X_FLOW_CTRL_AUTO;
		}
1595 1596 1597 1598 1599 1600
		bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_NONE;
		if (epause->rx_pause)
			bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_RX;

		if (epause->tx_pause)
			bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_TX;
1601 1602
	}

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Merav Sicron 已提交
1603
	DP(BNX2X_MSG_ETHTOOL,
Y
Yaniv Rosner 已提交
1604
	   "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
1605 1606 1607 1608 1609 1610 1611 1612 1613

	if (netif_running(dev)) {
		bnx2x_stats_handle(bp, STATS_EVENT_STOP);
		bnx2x_link_set(bp);
	}

	return 0;
}

1614
static const char bnx2x_tests_str_arr[BNX2X_NUM_TESTS_SF][ETH_GSTRING_LEN] = {
1615 1616 1617 1618 1619 1620 1621
	"register_test (offline)    ",
	"memory_test (offline)      ",
	"int_loopback_test (offline)",
	"ext_loopback_test (offline)",
	"nvram_test (online)        ",
	"interrupt_test (online)    ",
	"link_test (online)         "
1622 1623
};

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Yuval Mintz 已提交
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
static u32 bnx2x_eee_to_adv(u32 eee_adv)
{
	u32 modes = 0;

	if (eee_adv & SHMEM_EEE_100M_ADV)
		modes |= ADVERTISED_100baseT_Full;
	if (eee_adv & SHMEM_EEE_1G_ADV)
		modes |= ADVERTISED_1000baseT_Full;
	if (eee_adv & SHMEM_EEE_10G_ADV)
		modes |= ADVERTISED_10000baseT_Full;

	return modes;
}

static u32 bnx2x_adv_to_eee(u32 modes, u32 shift)
{
	u32 eee_adv = 0;
	if (modes & ADVERTISED_100baseT_Full)
		eee_adv |= SHMEM_EEE_100M_ADV;
	if (modes & ADVERTISED_1000baseT_Full)
		eee_adv |= SHMEM_EEE_1G_ADV;
	if (modes & ADVERTISED_10000baseT_Full)
		eee_adv |= SHMEM_EEE_10G_ADV;

	return eee_adv << shift;
}

static int bnx2x_get_eee(struct net_device *dev, struct ethtool_eee *edata)
{
	struct bnx2x *bp = netdev_priv(dev);
	u32 eee_cfg;

	if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
		DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
		return -EOPNOTSUPP;
	}

Y
Yuval Mintz 已提交
1661
	eee_cfg = bp->link_vars.eee_status;
Y
Yuval Mintz 已提交
1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697

	edata->supported =
		bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_SUPPORTED_MASK) >>
				 SHMEM_EEE_SUPPORTED_SHIFT);

	edata->advertised =
		bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_ADV_STATUS_MASK) >>
				 SHMEM_EEE_ADV_STATUS_SHIFT);
	edata->lp_advertised =
		bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_LP_ADV_STATUS_MASK) >>
				 SHMEM_EEE_LP_ADV_STATUS_SHIFT);

	/* SHMEM value is in 16u units --> Convert to 1u units. */
	edata->tx_lpi_timer = (eee_cfg & SHMEM_EEE_TIMER_MASK) << 4;

	edata->eee_enabled    = (eee_cfg & SHMEM_EEE_REQUESTED_BIT)	? 1 : 0;
	edata->eee_active     = (eee_cfg & SHMEM_EEE_ACTIVE_BIT)	? 1 : 0;
	edata->tx_lpi_enabled = (eee_cfg & SHMEM_EEE_LPI_REQUESTED_BIT) ? 1 : 0;

	return 0;
}

static int bnx2x_set_eee(struct net_device *dev, struct ethtool_eee *edata)
{
	struct bnx2x *bp = netdev_priv(dev);
	u32 eee_cfg;
	u32 advertised;

	if (IS_MF(bp))
		return 0;

	if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
		DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
		return -EOPNOTSUPP;
	}

Y
Yuval Mintz 已提交
1698
	eee_cfg = bp->link_vars.eee_status;
Y
Yuval Mintz 已提交
1699 1700 1701 1702 1703 1704 1705 1706 1707 1708

	if (!(eee_cfg & SHMEM_EEE_SUPPORTED_MASK)) {
		DP(BNX2X_MSG_ETHTOOL, "Board does not support EEE!\n");
		return -EOPNOTSUPP;
	}

	advertised = bnx2x_adv_to_eee(edata->advertised,
				      SHMEM_EEE_ADV_STATUS_SHIFT);
	if ((advertised != (eee_cfg & SHMEM_EEE_ADV_STATUS_MASK))) {
		DP(BNX2X_MSG_ETHTOOL,
1709
		   "Direct manipulation of EEE advertisement is not supported\n");
Y
Yuval Mintz 已提交
1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746
		return -EINVAL;
	}

	if (edata->tx_lpi_timer > EEE_MODE_TIMER_MASK) {
		DP(BNX2X_MSG_ETHTOOL,
		   "Maximal Tx Lpi timer supported is %x(u)\n",
		   EEE_MODE_TIMER_MASK);
		return -EINVAL;
	}
	if (edata->tx_lpi_enabled &&
	    (edata->tx_lpi_timer < EEE_MODE_NVRAM_AGGRESSIVE_TIME)) {
		DP(BNX2X_MSG_ETHTOOL,
		   "Minimal Tx Lpi timer supported is %d(u)\n",
		   EEE_MODE_NVRAM_AGGRESSIVE_TIME);
		return -EINVAL;
	}

	/* All is well; Apply changes*/
	if (edata->eee_enabled)
		bp->link_params.eee_mode |= EEE_MODE_ADV_LPI;
	else
		bp->link_params.eee_mode &= ~EEE_MODE_ADV_LPI;

	if (edata->tx_lpi_enabled)
		bp->link_params.eee_mode |= EEE_MODE_ENABLE_LPI;
	else
		bp->link_params.eee_mode &= ~EEE_MODE_ENABLE_LPI;

	bp->link_params.eee_mode &= ~EEE_MODE_TIMER_MASK;
	bp->link_params.eee_mode |= (edata->tx_lpi_timer &
				    EEE_MODE_TIMER_MASK) |
				    EEE_MODE_OVERRIDE_NVRAM |
				    EEE_MODE_OUTPUT_TIME;

	/* Restart link to propogate changes */
	if (netif_running(dev)) {
		bnx2x_stats_handle(bp, STATS_EVENT_STOP);
Y
Yuval Mintz 已提交
1747
		bnx2x_force_link_reset(bp);
Y
Yuval Mintz 已提交
1748 1749 1750 1751 1752 1753 1754
		bnx2x_link_set(bp);
	}

	return 0;
}


1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772
enum {
	BNX2X_CHIP_E1_OFST = 0,
	BNX2X_CHIP_E1H_OFST,
	BNX2X_CHIP_E2_OFST,
	BNX2X_CHIP_E3_OFST,
	BNX2X_CHIP_E3B0_OFST,
	BNX2X_CHIP_MAX_OFST
};

#define BNX2X_CHIP_MASK_E1	(1 << BNX2X_CHIP_E1_OFST)
#define BNX2X_CHIP_MASK_E1H	(1 << BNX2X_CHIP_E1H_OFST)
#define BNX2X_CHIP_MASK_E2	(1 << BNX2X_CHIP_E2_OFST)
#define BNX2X_CHIP_MASK_E3	(1 << BNX2X_CHIP_E3_OFST)
#define BNX2X_CHIP_MASK_E3B0	(1 << BNX2X_CHIP_E3B0_OFST)

#define BNX2X_CHIP_MASK_ALL	((1 << BNX2X_CHIP_MAX_OFST) - 1)
#define BNX2X_CHIP_MASK_E1X	(BNX2X_CHIP_MASK_E1 | BNX2X_CHIP_MASK_E1H)

1773 1774 1775
static int bnx2x_test_registers(struct bnx2x *bp)
{
	int idx, i, rc = -ENODEV;
1776
	u32 wr_val = 0, hw;
1777 1778
	int port = BP_PORT(bp);
	static const struct {
1779
		u32 hw;
1780 1781 1782 1783
		u32 offset0;
		u32 offset1;
		u32 mask;
	} reg_tbl[] = {
1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861
/* 0 */		{ BNX2X_CHIP_MASK_ALL,
			BRB1_REG_PAUSE_LOW_THRESHOLD_0,	4, 0x000003ff },
		{ BNX2X_CHIP_MASK_ALL,
			DORQ_REG_DB_ADDR0,		4, 0xffffffff },
		{ BNX2X_CHIP_MASK_E1X,
			HC_REG_AGG_INT_0,		4, 0x000003ff },
		{ BNX2X_CHIP_MASK_ALL,
			PBF_REG_MAC_IF0_ENABLE,		4, 0x00000001 },
		{ BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2 | BNX2X_CHIP_MASK_E3,
			PBF_REG_P0_INIT_CRD,		4, 0x000007ff },
		{ BNX2X_CHIP_MASK_E3B0,
			PBF_REG_INIT_CRD_Q0,		4, 0x000007ff },
		{ BNX2X_CHIP_MASK_ALL,
			PRS_REG_CID_PORT_0,		4, 0x00ffffff },
		{ BNX2X_CHIP_MASK_ALL,
			PXP2_REG_PSWRQ_CDU0_L2P,	4, 0x000fffff },
		{ BNX2X_CHIP_MASK_ALL,
			PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
		{ BNX2X_CHIP_MASK_ALL,
			PXP2_REG_PSWRQ_TM0_L2P,		4, 0x000fffff },
/* 10 */	{ BNX2X_CHIP_MASK_ALL,
			PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
		{ BNX2X_CHIP_MASK_ALL,
			PXP2_REG_PSWRQ_TSDM0_L2P,	4, 0x000fffff },
		{ BNX2X_CHIP_MASK_ALL,
			QM_REG_CONNNUM_0,		4, 0x000fffff },
		{ BNX2X_CHIP_MASK_ALL,
			TM_REG_LIN0_MAX_ACTIVE_CID,	4, 0x0003ffff },
		{ BNX2X_CHIP_MASK_ALL,
			SRC_REG_KEYRSS0_0,		40, 0xffffffff },
		{ BNX2X_CHIP_MASK_ALL,
			SRC_REG_KEYRSS0_7,		40, 0xffffffff },
		{ BNX2X_CHIP_MASK_ALL,
			XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
		{ BNX2X_CHIP_MASK_ALL,
			XCM_REG_WU_DA_CNT_CMD00,	4, 0x00000003 },
		{ BNX2X_CHIP_MASK_ALL,
			XCM_REG_GLB_DEL_ACK_MAX_CNT_0,	4, 0x000000ff },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LLH0_T_BIT,		4, 0x00000001 },
/* 20 */	{ BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
			NIG_REG_EMAC0_IN_EN,		4, 0x00000001 },
		{ BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
			NIG_REG_BMAC0_IN_EN,		4, 0x00000001 },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_XCM0_OUT_EN,		4, 0x00000001 },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_BRB0_OUT_EN,		4, 0x00000001 },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LLH0_XCM_MASK,		4, 0x00000007 },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LLH0_ACPI_PAT_6_LEN,	68, 0x000000ff },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LLH0_ACPI_PAT_0_CRC,	68, 0xffffffff },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LLH0_DEST_MAC_0_0,	160, 0xffffffff },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LLH0_DEST_IP_0_1,	160, 0xffffffff },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LLH0_IPV4_IPV6_0,	160, 0x00000001 },
/* 30 */	{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LLH0_DEST_UDP_0,	160, 0x0000ffff },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LLH0_DEST_TCP_0,	160, 0x0000ffff },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LLH0_VLAN_ID_0,	160, 0x00000fff },
		{ BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
			NIG_REG_XGXS_SERDES0_MODE_SEL,	4, 0x00000001 },
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001},
		{ BNX2X_CHIP_MASK_ALL,
			NIG_REG_STATUS_INTERRUPT_PORT0,	4, 0x07ffffff },
		{ BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
			NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
		{ BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
			NIG_REG_SERDES0_CTRL_PHY_ADDR,	16, 0x0000001f },

		{ BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 }
1862 1863
	};

M
Merav Sicron 已提交
1864 1865 1866
	if (!netif_running(bp->dev)) {
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "cannot access eeprom when the interface is down\n");
1867
		return rc;
M
Merav Sicron 已提交
1868
	}
1869

1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880
	if (CHIP_IS_E1(bp))
		hw = BNX2X_CHIP_MASK_E1;
	else if (CHIP_IS_E1H(bp))
		hw = BNX2X_CHIP_MASK_E1H;
	else if (CHIP_IS_E2(bp))
		hw = BNX2X_CHIP_MASK_E2;
	else if (CHIP_IS_E3B0(bp))
		hw = BNX2X_CHIP_MASK_E3B0;
	else /* e3 A0 */
		hw = BNX2X_CHIP_MASK_E3;

1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895
	/* Repeat the test twice:
	   First by writing 0x00000000, second by writing 0xffffffff */
	for (idx = 0; idx < 2; idx++) {

		switch (idx) {
		case 0:
			wr_val = 0;
			break;
		case 1:
			wr_val = 0xffffffff;
			break;
		}

		for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
			u32 offset, mask, save_val, val;
1896
			if (!(hw & reg_tbl[i].hw))
D
Dmitry Kravkov 已提交
1897
				continue;
1898 1899 1900 1901 1902 1903

			offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
			mask = reg_tbl[i].mask;

			save_val = REG_RD(bp, offset);

V
Vladislav Zolotarov 已提交
1904
			REG_WR(bp, offset, wr_val & mask);
D
Dmitry Kravkov 已提交
1905

1906 1907 1908 1909 1910 1911 1912
			val = REG_RD(bp, offset);

			/* Restore the original register's value */
			REG_WR(bp, offset, save_val);

			/* verify value is as expected */
			if ((val & mask) != (wr_val & mask)) {
M
Merav Sicron 已提交
1913
				DP(BNX2X_MSG_ETHTOOL,
1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929
				   "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
				   offset, val, wr_val, mask);
				goto test_reg_exit;
			}
		}
	}

	rc = 0;

test_reg_exit:
	return rc;
}

static int bnx2x_test_memory(struct bnx2x *bp)
{
	int i, j, rc = -ENODEV;
1930
	u32 val, index;
1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944
	static const struct {
		u32 offset;
		int size;
	} mem_tbl[] = {
		{ CCM_REG_XX_DESCR_TABLE,   CCM_REG_XX_DESCR_TABLE_SIZE },
		{ CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
		{ CFC_REG_LINK_LIST,        CFC_REG_LINK_LIST_SIZE },
		{ DMAE_REG_CMD_MEM,         DMAE_REG_CMD_MEM_SIZE },
		{ TCM_REG_XX_DESCR_TABLE,   TCM_REG_XX_DESCR_TABLE_SIZE },
		{ UCM_REG_XX_DESCR_TABLE,   UCM_REG_XX_DESCR_TABLE_SIZE },
		{ XCM_REG_XX_DESCR_TABLE,   XCM_REG_XX_DESCR_TABLE_SIZE },

		{ 0xffffffff, 0 }
	};
1945

1946 1947 1948
	static const struct {
		char *name;
		u32 offset;
1949
		u32 hw_mask[BNX2X_CHIP_MAX_OFST];
1950
	} prty_tbl[] = {
1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964
		{ "CCM_PRTY_STS",  CCM_REG_CCM_PRTY_STS,
			{0x3ffc0, 0,   0, 0} },
		{ "CFC_PRTY_STS",  CFC_REG_CFC_PRTY_STS,
			{0x2,     0x2, 0, 0} },
		{ "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS,
			{0,       0,   0, 0} },
		{ "TCM_PRTY_STS",  TCM_REG_TCM_PRTY_STS,
			{0x3ffc0, 0,   0, 0} },
		{ "UCM_PRTY_STS",  UCM_REG_UCM_PRTY_STS,
			{0x3ffc0, 0,   0, 0} },
		{ "XCM_PRTY_STS",  XCM_REG_XCM_PRTY_STS,
			{0x3ffc1, 0,   0, 0} },

		{ NULL, 0xffffffff, {0, 0, 0, 0} }
1965 1966
	};

M
Merav Sicron 已提交
1967 1968 1969
	if (!netif_running(bp->dev)) {
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "cannot access eeprom when the interface is down\n");
1970
		return rc;
M
Merav Sicron 已提交
1971
	}
1972

1973 1974 1975 1976 1977 1978 1979 1980 1981
	if (CHIP_IS_E1(bp))
		index = BNX2X_CHIP_E1_OFST;
	else if (CHIP_IS_E1H(bp))
		index = BNX2X_CHIP_E1H_OFST;
	else if (CHIP_IS_E2(bp))
		index = BNX2X_CHIP_E2_OFST;
	else /* e3 */
		index = BNX2X_CHIP_E3_OFST;

D
Dmitry Kravkov 已提交
1982 1983 1984
	/* pre-Check the parity status */
	for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
		val = REG_RD(bp, prty_tbl[i].offset);
1985
		if (val & ~(prty_tbl[i].hw_mask[index])) {
M
Merav Sicron 已提交
1986
			DP(BNX2X_MSG_ETHTOOL,
D
Dmitry Kravkov 已提交
1987 1988 1989 1990 1991
			   "%s is 0x%x\n", prty_tbl[i].name, val);
			goto test_mem_exit;
		}
	}

1992 1993 1994 1995 1996 1997 1998 1999
	/* Go through all the memories */
	for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
		for (j = 0; j < mem_tbl[i].size; j++)
			REG_RD(bp, mem_tbl[i].offset + j*4);

	/* Check the parity status */
	for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
		val = REG_RD(bp, prty_tbl[i].offset);
2000
		if (val & ~(prty_tbl[i].hw_mask[index])) {
M
Merav Sicron 已提交
2001
			DP(BNX2X_MSG_ETHTOOL,
2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012
			   "%s is 0x%x\n", prty_tbl[i].name, val);
			goto test_mem_exit;
		}
	}

	rc = 0;

test_mem_exit:
	return rc;
}

Y
Yaniv Rosner 已提交
2013
static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
2014
{
D
Dmitry Kravkov 已提交
2015
	int cnt = 1400;
2016

2017
	if (link_up) {
Y
Yaniv Rosner 已提交
2018
		while (bnx2x_link_test(bp, is_serdes) && cnt--)
2019 2020 2021
			msleep(20);

		if (cnt <= 0 && bnx2x_link_test(bp, is_serdes))
M
Merav Sicron 已提交
2022
			DP(BNX2X_MSG_ETHTOOL, "Timeout waiting for link up\n");
2023 2024 2025 2026 2027 2028 2029 2030

		cnt = 1400;
		while (!bp->link_vars.link_up && cnt--)
			msleep(20);

		if (cnt <= 0 && !bp->link_vars.link_up)
			DP(BNX2X_MSG_ETHTOOL,
			   "Timeout waiting for link init\n");
2031
	}
2032 2033
}

2034
static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
2035 2036 2037 2038 2039 2040
{
	unsigned int pkt_size, num_pkts, i;
	struct sk_buff *skb;
	unsigned char *packet;
	struct bnx2x_fastpath *fp_rx = &bp->fp[0];
	struct bnx2x_fastpath *fp_tx = &bp->fp[0];
2041
	struct bnx2x_fp_txdata *txdata = fp_tx->txdata_ptr[0];
2042 2043
	u16 tx_start_idx, tx_idx;
	u16 rx_start_idx, rx_idx;
2044
	u16 pkt_prod, bd_prod;
2045 2046 2047 2048
	struct sw_tx_bd *tx_buf;
	struct eth_tx_start_bd *tx_start_bd;
	dma_addr_t mapping;
	union eth_rx_cqe *cqe;
2049
	u8 cqe_fp_flags, cqe_fp_type;
2050 2051 2052
	struct sw_rx_bd *rx_buf;
	u16 len;
	int rc = -ENODEV;
2053
	u8 *data;
2054 2055
	struct netdev_queue *txq = netdev_get_tx_queue(bp->dev,
						       txdata->txq_index);
2056 2057 2058 2059

	/* check the loopback mode */
	switch (loopback_mode) {
	case BNX2X_PHY_LOOPBACK:
2060 2061
		if (bp->link_params.loopback_mode != LOOPBACK_XGXS) {
			DP(BNX2X_MSG_ETHTOOL, "PHY loopback not supported\n");
2062
			return -EINVAL;
2063
		}
2064 2065
		break;
	case BNX2X_MAC_LOOPBACK:
Y
Yaniv Rosner 已提交
2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077
		if (CHIP_IS_E3(bp)) {
			int cfg_idx = bnx2x_get_link_cfg_idx(bp);
			if (bp->port.supported[cfg_idx] &
			    (SUPPORTED_10000baseT_Full |
			     SUPPORTED_20000baseMLD2_Full |
			     SUPPORTED_20000baseKR2_Full))
				bp->link_params.loopback_mode = LOOPBACK_XMAC;
			else
				bp->link_params.loopback_mode = LOOPBACK_UMAC;
		} else
			bp->link_params.loopback_mode = LOOPBACK_BMAC;

2078 2079
		bnx2x_phy_init(&bp->link_params, &bp->link_vars);
		break;
2080 2081 2082 2083 2084 2085 2086
	case BNX2X_EXT_LOOPBACK:
		if (bp->link_params.loopback_mode != LOOPBACK_EXT) {
			DP(BNX2X_MSG_ETHTOOL,
			   "Can't configure external loopback\n");
			return -EINVAL;
		}
		break;
2087
	default:
M
Merav Sicron 已提交
2088
		DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
2089 2090 2091 2092 2093 2094
		return -EINVAL;
	}

	/* prepare the loopback packet */
	pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
		     bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
2095
	skb = netdev_alloc_skb(bp->dev, fp_rx->rx_buf_size);
2096
	if (!skb) {
M
Merav Sicron 已提交
2097
		DP(BNX2X_MSG_ETHTOOL, "Can't allocate skb\n");
2098 2099 2100 2101 2102 2103 2104 2105 2106
		rc = -ENOMEM;
		goto test_loopback_exit;
	}
	packet = skb_put(skb, pkt_size);
	memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
	memset(packet + ETH_ALEN, 0, ETH_ALEN);
	memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
	for (i = ETH_HLEN; i < pkt_size; i++)
		packet[i] = (unsigned char) (i & 0xff);
2107 2108 2109 2110 2111
	mapping = dma_map_single(&bp->pdev->dev, skb->data,
				 skb_headlen(skb), DMA_TO_DEVICE);
	if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
		rc = -ENOMEM;
		dev_kfree_skb(skb);
M
Merav Sicron 已提交
2112
		DP(BNX2X_MSG_ETHTOOL, "Unable to map SKB\n");
2113 2114
		goto test_loopback_exit;
	}
2115 2116 2117

	/* send the loopback packet */
	num_pkts = 0;
2118
	tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb);
2119 2120
	rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);

D
Dmitry Kravkov 已提交
2121 2122
	netdev_tx_sent_queue(txq, skb->len);

2123 2124 2125
	pkt_prod = txdata->tx_pkt_prod++;
	tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)];
	tx_buf->first_bd = txdata->tx_bd_prod;
2126 2127 2128
	tx_buf->skb = skb;
	tx_buf->flags = 0;

2129 2130
	bd_prod = TX_BD(txdata->tx_bd_prod);
	tx_start_bd = &txdata->tx_desc_ring[bd_prod].start_bd;
2131 2132 2133 2134
	tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
	tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
	tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
	tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
2135
	tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
2136
	tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
2137 2138 2139
	SET_FLAG(tx_start_bd->general_data,
		 ETH_TX_START_BD_HDR_NBDS,
		 1);
Y
Yuval Mintz 已提交
2140 2141 2142
	SET_FLAG(tx_start_bd->general_data,
		 ETH_TX_START_BD_PARSE_NBDS,
		 0);
2143 2144 2145

	/* turn on parsing and get a BD */
	bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
D
Dmitry Kravkov 已提交
2146

Y
Yuval Mintz 已提交
2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163
	if (CHIP_IS_E1x(bp)) {
		u16 global_data = 0;
		struct eth_tx_parse_bd_e1x  *pbd_e1x =
			&txdata->tx_desc_ring[bd_prod].parse_bd_e1x;
		memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
		SET_FLAG(global_data,
			 ETH_TX_PARSE_BD_E1X_ETH_ADDR_TYPE, UNICAST_ADDRESS);
		pbd_e1x->global_data = cpu_to_le16(global_data);
	} else {
		u32 parsing_data = 0;
		struct eth_tx_parse_bd_e2  *pbd_e2 =
			&txdata->tx_desc_ring[bd_prod].parse_bd_e2;
		memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
		SET_FLAG(parsing_data,
			 ETH_TX_PARSE_BD_E2_ETH_ADDR_TYPE, UNICAST_ADDRESS);
		pbd_e2->parsing_data = cpu_to_le32(parsing_data);
	}
2164 2165
	wmb();

2166
	txdata->tx_db.data.prod += 2;
2167
	barrier();
2168
	DOORBELL(bp, txdata->cid, txdata->tx_db.raw);
2169 2170

	mmiowb();
2171
	barrier();
2172 2173

	num_pkts++;
2174
	txdata->tx_bd_prod += 2; /* start + pbd */
2175 2176 2177

	udelay(100);

2178
	tx_idx = le16_to_cpu(*txdata->tx_cons_sb);
2179 2180 2181
	if (tx_idx != tx_start_idx + num_pkts)
		goto test_loopback_exit;

D
Dmitry Kravkov 已提交
2182 2183 2184 2185
	/* Unlike HC IGU won't generate an interrupt for status block
	 * updates that have been performed while interrupts were
	 * disabled.
	 */
2186 2187 2188 2189 2190 2191
	if (bp->common.int_block == INT_BLOCK_IGU) {
		/* Disable local BHes to prevent a dead-lock situation between
		 * sch_direct_xmit() and bnx2x_run_loopback() (calling
		 * bnx2x_tx_int()), as both are taking netif_tx_lock().
		 */
		local_bh_disable();
2192
		bnx2x_tx_int(bp, txdata);
2193 2194
		local_bh_enable();
	}
D
Dmitry Kravkov 已提交
2195

2196 2197 2198 2199
	rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
	if (rx_idx != rx_start_idx + num_pkts)
		goto test_loopback_exit;

2200
	cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)];
2201
	cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
2202 2203
	cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE;
	if (!CQE_TYPE_FAST(cqe_fp_type) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
2204 2205
		goto test_loopback_rx_exit;

D
Dmitry Kravkov 已提交
2206
	len = le16_to_cpu(cqe->fast_path_cqe.pkt_len_or_gro_seg_len);
2207 2208 2209 2210
	if (len != pkt_size)
		goto test_loopback_rx_exit;

	rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
2211
	dma_sync_single_for_cpu(&bp->pdev->dev,
2212 2213
				   dma_unmap_addr(rx_buf, mapping),
				   fp_rx->rx_buf_size, DMA_FROM_DEVICE);
2214
	data = rx_buf->data + NET_SKB_PAD + cqe->fast_path_cqe.placement_offset;
2215
	for (i = ETH_HLEN; i < pkt_size; i++)
2216
		if (*(data + i) != (unsigned char) (i & 0xff))
2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237
			goto test_loopback_rx_exit;

	rc = 0;

test_loopback_rx_exit:

	fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
	fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
	fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
	fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);

	/* Update producers */
	bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
			     fp_rx->rx_sge_prod);

test_loopback_exit:
	bp->link_params.loopback_mode = LOOPBACK_NONE;

	return rc;
}

2238
static int bnx2x_test_loopback(struct bnx2x *bp)
2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250
{
	int rc = 0, res;

	if (BP_NOMCP(bp))
		return rc;

	if (!netif_running(bp->dev))
		return BNX2X_LOOPBACK_FAILED;

	bnx2x_netif_stop(bp, 1);
	bnx2x_acquire_phy_lock(bp);

2251
	res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK);
2252
	if (res) {
M
Merav Sicron 已提交
2253
		DP(BNX2X_MSG_ETHTOOL, "  PHY loopback failed  (res %d)\n", res);
2254 2255 2256
		rc |= BNX2X_PHY_LOOPBACK_FAILED;
	}

2257
	res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK);
2258
	if (res) {
M
Merav Sicron 已提交
2259
		DP(BNX2X_MSG_ETHTOOL, "  MAC loopback failed  (res %d)\n", res);
2260 2261 2262 2263 2264 2265 2266 2267 2268
		rc |= BNX2X_MAC_LOOPBACK_FAILED;
	}

	bnx2x_release_phy_lock(bp);
	bnx2x_netif_start(bp);

	return rc;
}

2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280
static int bnx2x_test_ext_loopback(struct bnx2x *bp)
{
	int rc;
	u8 is_serdes =
		(bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;

	if (BP_NOMCP(bp))
		return -ENODEV;

	if (!netif_running(bp->dev))
		return BNX2X_EXT_LOOPBACK_FAILED;

Y
Yuval Mintz 已提交
2281
	bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300
	rc = bnx2x_nic_load(bp, LOAD_LOOPBACK_EXT);
	if (rc) {
		DP(BNX2X_MSG_ETHTOOL,
		   "Can't perform self-test, nic_load (for external lb) failed\n");
		return -ENODEV;
	}
	bnx2x_wait_for_link(bp, 1, is_serdes);

	bnx2x_netif_stop(bp, 1);

	rc = bnx2x_run_loopback(bp, BNX2X_EXT_LOOPBACK);
	if (rc)
		DP(BNX2X_MSG_ETHTOOL, "EXT loopback failed  (res %d)\n", rc);

	bnx2x_netif_start(bp);

	return rc;
}

2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316
#define CRC32_RESIDUAL			0xdebb20e3

static int bnx2x_test_nvram(struct bnx2x *bp)
{
	static const struct {
		int offset;
		int size;
	} nvram_tbl[] = {
		{     0,  0x14 }, /* bootstrap */
		{  0x14,  0xec }, /* dir */
		{ 0x100, 0x350 }, /* manuf_info */
		{ 0x450,  0xf0 }, /* feature_info */
		{ 0x640,  0x64 }, /* upgrade_key_info */
		{ 0x708,  0x70 }, /* manuf_key_info */
		{     0,     0 }
	};
2317 2318
	__be32 *buf;
	u8 *data;
2319 2320 2321 2322 2323 2324
	int i, rc;
	u32 magic, crc;

	if (BP_NOMCP(bp))
		return 0;

2325 2326
	buf = kmalloc(0x350, GFP_KERNEL);
	if (!buf) {
M
Merav Sicron 已提交
2327
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "kmalloc failed\n");
2328 2329 2330 2331 2332
		rc = -ENOMEM;
		goto test_nvram_exit;
	}
	data = (u8 *)buf;

2333 2334
	rc = bnx2x_nvram_read(bp, 0, data, 4);
	if (rc) {
M
Merav Sicron 已提交
2335 2336
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "magic value read (rc %d)\n", rc);
2337 2338 2339 2340 2341
		goto test_nvram_exit;
	}

	magic = be32_to_cpu(buf[0]);
	if (magic != 0x669955aa) {
M
Merav Sicron 已提交
2342 2343
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "wrong magic value (0x%08x)\n", magic);
2344 2345 2346 2347 2348 2349 2350 2351 2352
		rc = -ENODEV;
		goto test_nvram_exit;
	}

	for (i = 0; nvram_tbl[i].size; i++) {

		rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data,
				      nvram_tbl[i].size);
		if (rc) {
M
Merav Sicron 已提交
2353
			DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2354 2355 2356 2357 2358 2359
			   "nvram_tbl[%d] read data (rc %d)\n", i, rc);
			goto test_nvram_exit;
		}

		crc = ether_crc_le(nvram_tbl[i].size, data);
		if (crc != CRC32_RESIDUAL) {
M
Merav Sicron 已提交
2360 2361
			DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
			   "nvram_tbl[%d] wrong crc value (0x%08x)\n", i, crc);
2362 2363 2364 2365 2366 2367
			rc = -ENODEV;
			goto test_nvram_exit;
		}
	}

test_nvram_exit:
2368
	kfree(buf);
2369 2370 2371
	return rc;
}

2372
/* Send an EMPTY ramrod on the first queue */
2373 2374
static int bnx2x_test_intr(struct bnx2x *bp)
{
Y
Yuval Mintz 已提交
2375
	struct bnx2x_queue_state_params params = {NULL};
2376

M
Merav Sicron 已提交
2377 2378 2379
	if (!netif_running(bp->dev)) {
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "cannot access eeprom when the interface is down\n");
2380
		return -ENODEV;
M
Merav Sicron 已提交
2381
	}
2382

B
Barak Witkowski 已提交
2383
	params.q_obj = &bp->sp_objs->q_obj;
2384
	params.cmd = BNX2X_Q_CMD_EMPTY;
2385

2386 2387 2388
	__set_bit(RAMROD_COMP_WAIT, &params.ramrod_flags);

	return bnx2x_queue_state_change(bp, &params);
2389 2390 2391 2392 2393 2394
}

static void bnx2x_self_test(struct net_device *dev,
			    struct ethtool_test *etest, u64 *buf)
{
	struct bnx2x *bp = netdev_priv(dev);
Y
Yaniv Rosner 已提交
2395
	u8 is_serdes;
2396 2397
	int rc;

2398
	if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
M
Merav Sicron 已提交
2399 2400
		netdev_err(bp->dev,
			   "Handling parity error recovery. Try again later\n");
2401 2402 2403
		etest->flags |= ETH_TEST_FL_FAILED;
		return;
	}
2404 2405 2406 2407
	DP(BNX2X_MSG_ETHTOOL,
	   "Self-test command parameters: offline = %d, external_lb = %d\n",
	   (etest->flags & ETH_TEST_FL_OFFLINE),
	   (etest->flags & ETH_TEST_FL_EXTERNAL_LB)>>2);
2408

2409
	memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS(bp));
2410

2411 2412 2413
	if (!netif_running(dev)) {
		DP(BNX2X_MSG_ETHTOOL,
		   "Can't perform self-test when interface is down\n");
2414
		return;
2415
	}
2416

Y
Yaniv Rosner 已提交
2417
	is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2418

2419 2420
	/* offline tests are not supported in MF mode */
	if ((etest->flags & ETH_TEST_FL_OFFLINE) && !IS_MF(bp)) {
2421 2422 2423 2424 2425 2426 2427 2428 2429
		int port = BP_PORT(bp);
		u32 val;
		u8 link_up;

		/* save current value of input enable for TX port IF */
		val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
		/* disable input for TX port IF */
		REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);

Y
Yaniv Rosner 已提交
2430 2431
		link_up = bp->link_vars.link_up;

Y
Yuval Mintz 已提交
2432
		bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2433 2434 2435 2436 2437 2438 2439 2440
		rc = bnx2x_nic_load(bp, LOAD_DIAG);
		if (rc) {
			etest->flags |= ETH_TEST_FL_FAILED;
			DP(BNX2X_MSG_ETHTOOL,
			   "Can't perform self-test, nic_load (for offline) failed\n");
			return;
		}

2441
		/* wait until link state is restored */
2442
		bnx2x_wait_for_link(bp, 1, is_serdes);
2443 2444 2445 2446 2447 2448 2449 2450 2451

		if (bnx2x_test_registers(bp) != 0) {
			buf[0] = 1;
			etest->flags |= ETH_TEST_FL_FAILED;
		}
		if (bnx2x_test_memory(bp) != 0) {
			buf[1] = 1;
			etest->flags |= ETH_TEST_FL_FAILED;
		}
D
Dmitry Kravkov 已提交
2452

2453
		buf[2] = bnx2x_test_loopback(bp); /* internal LB */
2454 2455 2456
		if (buf[2] != 0)
			etest->flags |= ETH_TEST_FL_FAILED;

2457 2458 2459 2460 2461 2462 2463
		if (etest->flags & ETH_TEST_FL_EXTERNAL_LB) {
			buf[3] = bnx2x_test_ext_loopback(bp); /* external LB */
			if (buf[3] != 0)
				etest->flags |= ETH_TEST_FL_FAILED;
			etest->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
		}

Y
Yuval Mintz 已提交
2464
		bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2465 2466 2467

		/* restore input for TX port IF */
		REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
2468 2469 2470 2471 2472 2473 2474
		rc = bnx2x_nic_load(bp, LOAD_NORMAL);
		if (rc) {
			etest->flags |= ETH_TEST_FL_FAILED;
			DP(BNX2X_MSG_ETHTOOL,
			   "Can't perform self-test, nic_load (for online) failed\n");
			return;
		}
2475
		/* wait until link state is restored */
Y
Yaniv Rosner 已提交
2476
		bnx2x_wait_for_link(bp, link_up, is_serdes);
2477 2478
	}
	if (bnx2x_test_nvram(bp) != 0) {
2479 2480 2481 2482
		if (!IS_MF(bp))
			buf[4] = 1;
		else
			buf[0] = 1;
2483 2484 2485
		etest->flags |= ETH_TEST_FL_FAILED;
	}
	if (bnx2x_test_intr(bp) != 0) {
2486 2487 2488 2489
		if (!IS_MF(bp))
			buf[5] = 1;
		else
			buf[1] = 1;
2490 2491
		etest->flags |= ETH_TEST_FL_FAILED;
	}
2492 2493

	if (bnx2x_link_test(bp, is_serdes) != 0) {
2494 2495 2496 2497
		if (!IS_MF(bp))
			buf[6] = 1;
		else
			buf[2] = 1;
2498 2499
		etest->flags |= ETH_TEST_FL_FAILED;
	}
2500 2501 2502 2503 2504 2505 2506 2507 2508

#ifdef BNX2X_EXTRA_DEBUG
	bnx2x_panic_dump(bp);
#endif
}

#define IS_PORT_STAT(i) \
	((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
#define IS_FUNC_STAT(i)		(bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
D
Dmitry Kravkov 已提交
2509 2510
#define IS_MF_MODE_STAT(bp) \
			(IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS))
2511

2512 2513 2514
/* ethtool statistics are displayed for all regular ethernet queues and the
 * fcoe L2 queue if not disabled
 */
E
Eric Dumazet 已提交
2515
static int bnx2x_num_stat_queues(struct bnx2x *bp)
2516 2517 2518 2519
{
	return BNX2X_NUM_ETH_QUEUES(bp);
}

2520 2521 2522 2523 2524 2525 2526 2527
static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
{
	struct bnx2x *bp = netdev_priv(dev);
	int i, num_stats;

	switch (stringset) {
	case ETH_SS_STATS:
		if (is_multi(bp)) {
2528
			num_stats = bnx2x_num_stat_queues(bp) *
2529 2530 2531 2532 2533 2534 2535 2536 2537 2538
						BNX2X_NUM_Q_STATS;
		} else
			num_stats = 0;
		if (IS_MF_MODE_STAT(bp)) {
			for (i = 0; i < BNX2X_NUM_STATS; i++)
				if (IS_FUNC_STAT(i))
					num_stats++;
		} else
			num_stats += BNX2X_NUM_STATS;

2539 2540 2541
		return num_stats;

	case ETH_SS_TEST:
2542
		return BNX2X_NUM_TESTS(bp);
2543 2544 2545 2546 2547 2548 2549 2550 2551

	default:
		return -EINVAL;
	}
}

static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
{
	struct bnx2x *bp = netdev_priv(dev);
2552
	int i, j, k, start;
V
Vladislav Zolotarov 已提交
2553
	char queue_name[MAX_QUEUE_NAME_LEN+1];
2554 2555 2556

	switch (stringset) {
	case ETH_SS_STATS:
2557
		k = 0;
2558
		if (is_multi(bp)) {
2559
			for_each_eth_queue(bp, i) {
V
Vladislav Zolotarov 已提交
2560
				memset(queue_name, 0, sizeof(queue_name));
2561
				sprintf(queue_name, "%d", i);
2562
				for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
V
Vladislav Zolotarov 已提交
2563 2564 2565 2566
					snprintf(buf + (k + j)*ETH_GSTRING_LEN,
						ETH_GSTRING_LEN,
						bnx2x_q_stats_arr[j].string,
						queue_name);
2567 2568 2569
				k += BNX2X_NUM_Q_STATS;
			}
		}
2570 2571 2572 2573 2574 2575 2576 2577 2578 2579


		for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
			if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
				continue;
			strcpy(buf + (k + j)*ETH_GSTRING_LEN,
				   bnx2x_stats_arr[i].string);
			j++;
		}

2580 2581 2582
		break;

	case ETH_SS_TEST:
2583 2584 2585 2586 2587
		/* First 4 tests cannot be done in MF mode */
		if (!IS_MF(bp))
			start = 0;
		else
			start = 4;
2588 2589
		memcpy(buf, bnx2x_tests_str_arr + start,
		       ETH_GSTRING_LEN * BNX2X_NUM_TESTS(bp));
2590 2591 2592 2593 2594 2595 2596 2597
	}
}

static void bnx2x_get_ethtool_stats(struct net_device *dev,
				    struct ethtool_stats *stats, u64 *buf)
{
	struct bnx2x *bp = netdev_priv(dev);
	u32 *hw_stats, *offset;
2598
	int i, j, k = 0;
2599 2600

	if (is_multi(bp)) {
2601
		for_each_eth_queue(bp, i) {
B
Barak Witkowski 已提交
2602
			hw_stats = (u32 *)&bp->fp_stats[i].eth_q_stats;
2603 2604 2605 2606 2607 2608 2609 2610 2611 2612 2613 2614 2615 2616 2617 2618 2619 2620
			for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
				if (bnx2x_q_stats_arr[j].size == 0) {
					/* skip this counter */
					buf[k + j] = 0;
					continue;
				}
				offset = (hw_stats +
					  bnx2x_q_stats_arr[j].offset);
				if (bnx2x_q_stats_arr[j].size == 4) {
					/* 4-byte counter */
					buf[k + j] = (u64) *offset;
					continue;
				}
				/* 8-byte counter */
				buf[k + j] = HILO_U64(*offset, *(offset + 1));
			}
			k += BNX2X_NUM_Q_STATS;
		}
2621 2622 2623 2624 2625 2626 2627 2628 2629 2630 2631
	}

	hw_stats = (u32 *)&bp->eth_stats;
	for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
		if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
			continue;
		if (bnx2x_stats_arr[i].size == 0) {
			/* skip this counter */
			buf[k + j] = 0;
			j++;
			continue;
2632
		}
2633 2634 2635 2636
		offset = (hw_stats + bnx2x_stats_arr[i].offset);
		if (bnx2x_stats_arr[i].size == 4) {
			/* 4-byte counter */
			buf[k + j] = (u64) *offset;
2637
			j++;
2638
			continue;
2639
		}
2640 2641 2642
		/* 8-byte counter */
		buf[k + j] = HILO_U64(*offset, *(offset + 1));
		j++;
2643 2644 2645
	}
}

2646 2647
static int bnx2x_set_phys_id(struct net_device *dev,
			     enum ethtool_phys_id_state state)
2648 2649 2650
{
	struct bnx2x *bp = netdev_priv(dev);

M
Merav Sicron 已提交
2651 2652 2653
	if (!netif_running(dev)) {
		DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
		   "cannot access eeprom when the interface is down\n");
2654
		return -EAGAIN;
M
Merav Sicron 已提交
2655
	}
2656

M
Merav Sicron 已提交
2657 2658
	if (!bp->port.pmf) {
		DP(BNX2X_MSG_ETHTOOL, "Interface is not pmf\n");
2659
		return -EOPNOTSUPP;
M
Merav Sicron 已提交
2660
	}
2661

2662 2663
	switch (state) {
	case ETHTOOL_ID_ACTIVE:
2664
		return 1;	/* cycle on/off once per second */
2665

2666
	case ETHTOOL_ID_ON:
Y
Yaniv Rosner 已提交
2667
		bnx2x_acquire_phy_lock(bp);
2668
		bnx2x_set_led(&bp->link_params, &bp->link_vars,
2669
			      LED_MODE_ON, SPEED_1000);
Y
Yaniv Rosner 已提交
2670
		bnx2x_release_phy_lock(bp);
2671
		break;
2672

2673
	case ETHTOOL_ID_OFF:
Y
Yaniv Rosner 已提交
2674
		bnx2x_acquire_phy_lock(bp);
2675
		bnx2x_set_led(&bp->link_params, &bp->link_vars,
2676
			      LED_MODE_FRONT_PANEL_OFF, 0);
Y
Yaniv Rosner 已提交
2677
		bnx2x_release_phy_lock(bp);
2678 2679 2680
		break;

	case ETHTOOL_ID_INACTIVE:
Y
Yaniv Rosner 已提交
2681
		bnx2x_acquire_phy_lock(bp);
2682 2683 2684
		bnx2x_set_led(&bp->link_params, &bp->link_vars,
			      LED_MODE_OPER,
			      bp->link_vars.line_speed);
Y
Yaniv Rosner 已提交
2685
		bnx2x_release_phy_lock(bp);
2686
	}
2687 2688 2689 2690

	return 0;
}

2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710 2711 2712 2713 2714 2715 2716 2717 2718 2719 2720 2721 2722 2723 2724 2725
static int bnx2x_get_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
{

	switch (info->flow_type) {
	case TCP_V4_FLOW:
	case TCP_V6_FLOW:
		info->data = RXH_IP_SRC | RXH_IP_DST |
			     RXH_L4_B_0_1 | RXH_L4_B_2_3;
		break;
	case UDP_V4_FLOW:
		if (bp->rss_conf_obj.udp_rss_v4)
			info->data = RXH_IP_SRC | RXH_IP_DST |
				     RXH_L4_B_0_1 | RXH_L4_B_2_3;
		else
			info->data = RXH_IP_SRC | RXH_IP_DST;
		break;
	case UDP_V6_FLOW:
		if (bp->rss_conf_obj.udp_rss_v6)
			info->data = RXH_IP_SRC | RXH_IP_DST |
				     RXH_L4_B_0_1 | RXH_L4_B_2_3;
		else
			info->data = RXH_IP_SRC | RXH_IP_DST;
		break;
	case IPV4_FLOW:
	case IPV6_FLOW:
		info->data = RXH_IP_SRC | RXH_IP_DST;
		break;
	default:
		info->data = 0;
		break;
	}

	return 0;
}

2726
static int bnx2x_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
2727
			   u32 *rules __always_unused)
2728 2729 2730 2731 2732 2733 2734
{
	struct bnx2x *bp = netdev_priv(dev);

	switch (info->cmd) {
	case ETHTOOL_GRXRINGS:
		info->data = BNX2X_NUM_ETH_QUEUES(bp);
		return 0;
2735 2736 2737 2738 2739 2740 2741 2742 2743 2744 2745 2746 2747 2748 2749 2750 2751 2752 2753 2754 2755 2756 2757 2758 2759 2760 2761 2762 2763 2764 2765 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 2797 2798 2799 2800 2801 2802 2803 2804 2805 2806 2807 2808 2809 2810 2811 2812 2813 2814 2815 2816 2817 2818 2819 2820 2821 2822 2823 2824 2825 2826
	case ETHTOOL_GRXFH:
		return bnx2x_get_rss_flags(bp, info);
	default:
		DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
		return -EOPNOTSUPP;
	}
}

static int bnx2x_set_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
{
	int udp_rss_requested;

	DP(BNX2X_MSG_ETHTOOL,
	   "Set rss flags command parameters: flow type = %d, data = %llu\n",
	   info->flow_type, info->data);

	switch (info->flow_type) {
	case TCP_V4_FLOW:
	case TCP_V6_FLOW:
		/* For TCP only 4-tupple hash is supported */
		if (info->data ^ (RXH_IP_SRC | RXH_IP_DST |
				  RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
			DP(BNX2X_MSG_ETHTOOL,
			   "Command parameters not supported\n");
			return -EINVAL;
		} else {
			return 0;
		}

	case UDP_V4_FLOW:
	case UDP_V6_FLOW:
		/* For UDP either 2-tupple hash or 4-tupple hash is supported */
		if (info->data == (RXH_IP_SRC | RXH_IP_DST |
				 RXH_L4_B_0_1 | RXH_L4_B_2_3))
			udp_rss_requested = 1;
		else if (info->data == (RXH_IP_SRC | RXH_IP_DST))
			udp_rss_requested = 0;
		else
			return -EINVAL;
		if ((info->flow_type == UDP_V4_FLOW) &&
		    (bp->rss_conf_obj.udp_rss_v4 != udp_rss_requested)) {
			bp->rss_conf_obj.udp_rss_v4 = udp_rss_requested;
			DP(BNX2X_MSG_ETHTOOL,
			   "rss re-configured, UDP 4-tupple %s\n",
			   udp_rss_requested ? "enabled" : "disabled");
			return bnx2x_config_rss_pf(bp, &bp->rss_conf_obj, 0);
		} else if ((info->flow_type == UDP_V6_FLOW) &&
			   (bp->rss_conf_obj.udp_rss_v6 != udp_rss_requested)) {
			bp->rss_conf_obj.udp_rss_v6 = udp_rss_requested;
			return bnx2x_config_rss_pf(bp, &bp->rss_conf_obj, 0);
			DP(BNX2X_MSG_ETHTOOL,
			   "rss re-configured, UDP 4-tupple %s\n",
			   udp_rss_requested ? "enabled" : "disabled");
		} else {
			return 0;
		}
	case IPV4_FLOW:
	case IPV6_FLOW:
		/* For IP only 2-tupple hash is supported */
		if (info->data ^ (RXH_IP_SRC | RXH_IP_DST)) {
			DP(BNX2X_MSG_ETHTOOL,
			   "Command parameters not supported\n");
			return -EINVAL;
		} else {
			return 0;
		}
	case SCTP_V4_FLOW:
	case AH_ESP_V4_FLOW:
	case AH_V4_FLOW:
	case ESP_V4_FLOW:
	case SCTP_V6_FLOW:
	case AH_ESP_V6_FLOW:
	case AH_V6_FLOW:
	case ESP_V6_FLOW:
	case IP_USER_FLOW:
	case ETHER_FLOW:
		/* RSS is not supported for these protocols */
		if (info->data) {
			DP(BNX2X_MSG_ETHTOOL,
			   "Command parameters not supported\n");
			return -EINVAL;
		} else {
			return 0;
		}
	default:
		return -EINVAL;
	}
}

static int bnx2x_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info)
{
	struct bnx2x *bp = netdev_priv(dev);
2827

2828 2829 2830
	switch (info->cmd) {
	case ETHTOOL_SRXFH:
		return bnx2x_set_rss_flags(bp, info);
2831
	default:
M
Merav Sicron 已提交
2832
		DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
2833 2834 2835 2836
		return -EOPNOTSUPP;
	}
}

2837 2838
static u32 bnx2x_get_rxfh_indir_size(struct net_device *dev)
{
D
Dmitry Kravkov 已提交
2839
	return T_ETH_INDIRECTION_TABLE_SIZE;
2840 2841 2842
}

static int bnx2x_get_rxfh_indir(struct net_device *dev, u32 *indir)
2843 2844
{
	struct bnx2x *bp = netdev_priv(dev);
2845 2846
	u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
	size_t i;
2847

2848 2849 2850 2851 2852 2853 2854 2855 2856 2857 2858 2859
	/* Get the current configuration of the RSS indirection table */
	bnx2x_get_rss_ind_table(&bp->rss_conf_obj, ind_table);

	/*
	 * We can't use a memcpy() as an internal storage of an
	 * indirection table is a u8 array while indir->ring_index
	 * points to an array of u32.
	 *
	 * Indirection table contains the FW Client IDs, so we need to
	 * align the returned table to the Client ID of the leading RSS
	 * queue.
	 */
2860 2861
	for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++)
		indir[i] = ind_table[i] - bp->fp->cl_id;
2862

2863 2864 2865
	return 0;
}

2866
static int bnx2x_set_rxfh_indir(struct net_device *dev, const u32 *indir)
2867 2868 2869
{
	struct bnx2x *bp = netdev_priv(dev);
	size_t i;
2870 2871 2872 2873 2874 2875 2876 2877 2878 2879 2880

	for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
		/*
		 * The same as in bnx2x_get_rxfh_indir: we can't use a memcpy()
		 * as an internal storage of an indirection table is a u8 array
		 * while indir->ring_index points to an array of u32.
		 *
		 * Indirection table contains the FW Client IDs, so we need to
		 * align the received table to the Client ID of the leading RSS
		 * queue
		 */
2881
		bp->rss_conf_obj.ind_table[i] = indir[i] + bp->fp->cl_id;
2882
	}
2883

2884
	return bnx2x_config_rss_eth(bp, false);
2885 2886
}

M
Merav Sicron 已提交
2887 2888 2889 2890 2891 2892 2893 2894 2895 2896 2897 2898 2899 2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911 2912
/**
 * bnx2x_get_channels - gets the number of RSS queues.
 *
 * @dev:		net device
 * @channels:		returns the number of max / current queues
 */
static void bnx2x_get_channels(struct net_device *dev,
			       struct ethtool_channels *channels)
{
	struct bnx2x *bp = netdev_priv(dev);

	channels->max_combined = BNX2X_MAX_RSS_COUNT(bp);
	channels->combined_count = BNX2X_NUM_ETH_QUEUES(bp);
}

/**
 * bnx2x_change_num_queues - change the number of RSS queues.
 *
 * @bp:			bnx2x private structure
 *
 * Re-configure interrupt mode to get the new number of MSI-X
 * vectors and re-add NAPI objects.
 */
static void bnx2x_change_num_queues(struct bnx2x *bp, int num_rss)
{
	bnx2x_disable_msi(bp);
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	bp->num_ethernet_queues = num_rss;
	bp->num_queues = bp->num_ethernet_queues + bp->num_cnic_queues;
	BNX2X_DEV_INFO("set number of queues to %d\n", bp->num_queues);
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	bnx2x_set_int_mode(bp);
}

/**
 * bnx2x_set_channels - sets the number of RSS queues.
 *
 * @dev:		net device
 * @channels:		includes the number of queues requested
 */
static int bnx2x_set_channels(struct net_device *dev,
			      struct ethtool_channels *channels)
{
	struct bnx2x *bp = netdev_priv(dev);


	DP(BNX2X_MSG_ETHTOOL,
	   "set-channels command parameters: rx = %d, tx = %d, other = %d, combined = %d\n",
	   channels->rx_count, channels->tx_count, channels->other_count,
	   channels->combined_count);

	/* We don't support separate rx / tx channels.
	 * We don't allow setting 'other' channels.
	 */
	if (channels->rx_count || channels->tx_count || channels->other_count
	    || (channels->combined_count == 0) ||
	    (channels->combined_count > BNX2X_MAX_RSS_COUNT(bp))) {
		DP(BNX2X_MSG_ETHTOOL, "command parameters not supported\n");
		return -EINVAL;
	}

	/* Check if there was a change in the active parameters */
	if (channels->combined_count == BNX2X_NUM_ETH_QUEUES(bp)) {
		DP(BNX2X_MSG_ETHTOOL, "No change in active parameters\n");
		return 0;
	}

	/* Set the requested number of queues in bp context.
	 * Note that the actual number of queues created during load may be
	 * less than requested if memory is low.
	 */
	if (unlikely(!netif_running(dev))) {
		bnx2x_change_num_queues(bp, channels->combined_count);
		return 0;
	}
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	bnx2x_nic_unload(bp, UNLOAD_NORMAL, true);
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	bnx2x_change_num_queues(bp, channels->combined_count);
	return bnx2x_nic_load(bp, LOAD_NORMAL);
}

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static const struct ethtool_ops bnx2x_ethtool_ops = {
	.get_settings		= bnx2x_get_settings,
	.set_settings		= bnx2x_set_settings,
	.get_drvinfo		= bnx2x_get_drvinfo,
	.get_regs_len		= bnx2x_get_regs_len,
	.get_regs		= bnx2x_get_regs,
	.get_wol		= bnx2x_get_wol,
	.set_wol		= bnx2x_set_wol,
	.get_msglevel		= bnx2x_get_msglevel,
	.set_msglevel		= bnx2x_set_msglevel,
	.nway_reset		= bnx2x_nway_reset,
	.get_link		= bnx2x_get_link,
	.get_eeprom_len		= bnx2x_get_eeprom_len,
	.get_eeprom		= bnx2x_get_eeprom,
	.set_eeprom		= bnx2x_set_eeprom,
	.get_coalesce		= bnx2x_get_coalesce,
	.set_coalesce		= bnx2x_set_coalesce,
	.get_ringparam		= bnx2x_get_ringparam,
	.set_ringparam		= bnx2x_set_ringparam,
	.get_pauseparam		= bnx2x_get_pauseparam,
	.set_pauseparam		= bnx2x_set_pauseparam,
	.self_test		= bnx2x_self_test,
	.get_sset_count		= bnx2x_get_sset_count,
	.get_strings		= bnx2x_get_strings,
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	.set_phys_id		= bnx2x_set_phys_id,
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	.get_ethtool_stats	= bnx2x_get_ethtool_stats,
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	.get_rxnfc		= bnx2x_get_rxnfc,
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	.set_rxnfc		= bnx2x_set_rxnfc,
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	.get_rxfh_indir_size	= bnx2x_get_rxfh_indir_size,
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	.get_rxfh_indir		= bnx2x_get_rxfh_indir,
	.set_rxfh_indir		= bnx2x_set_rxfh_indir,
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	.get_channels		= bnx2x_get_channels,
	.set_channels		= bnx2x_set_channels,
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	.get_module_info	= bnx2x_get_module_info,
	.get_module_eeprom	= bnx2x_get_module_eeprom,
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	.get_eee		= bnx2x_get_eee,
	.set_eee		= bnx2x_set_eee,
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	.get_ts_info		= ethtool_op_get_ts_info,
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};

void bnx2x_set_ethtool_ops(struct net_device *netdev)
{
	SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops);
}