drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c

   1 /* bnx2x_ethtool.c: Broadcom Everest network driver.
   2  *
   3  * Copyright (c) 2007-2013 Broadcom Corporation
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation.
   8  *
   9  * Maintained by: Eilon Greenstein <eilong@broadcom.com>
  10  * Written by: Eliezer Tamir
  11  * Based on code from Michael Chan's bnx2 driver
  12  * UDP CSUM errata workaround by Arik Gendelman
  13  * Slowpath and fastpath rework by Vladislav Zolotarov
  14  * Statistics and Link management by Yitchak Gertner
  15  *
  16  */
  17
  18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  19
  20 #include <linux/ethtool.h>
  21 #include <linux/netdevice.h>
  22 #include <linux/types.h>
  23 #include <linux/sched.h>
  24 #include <linux/crc32.h>
  25 #include "bnx2x.h"
  26 #include "bnx2x_cmn.h"
  27 #include "bnx2x_dump.h"
  28 #include "bnx2x_init.h"
  29
  30 /* Note: in the format strings below %s is replaced by the queue-name which is
  31  * either its index or 'fcoe' for the fcoe queue. Make sure the format string
  32  * length does not exceed ETH_GSTRING_LEN - MAX_QUEUE_NAME_LEN + 2
  33  */
  34 #define MAX_QUEUE_NAME_LEN      4
  35 static const struct {
  36         long offset;
  37         int size;
  38         char string[ETH_GSTRING_LEN];
  39 } bnx2x_q_stats_arr[] = {
  40 /* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%s]: rx_bytes" },
  41         { Q_STATS_OFFSET32(total_unicast_packets_received_hi),
  42                                                 8, "[%s]: rx_ucast_packets" },
  43         { Q_STATS_OFFSET32(total_multicast_packets_received_hi),
  44                                                 8, "[%s]: rx_mcast_packets" },
  45         { Q_STATS_OFFSET32(total_broadcast_packets_received_hi),
  46                                                 8, "[%s]: rx_bcast_packets" },
  47         { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%s]: rx_discards" },
  48         { Q_STATS_OFFSET32(rx_err_discard_pkt),
  49                                          4, "[%s]: rx_phy_ip_err_discards"},
  50         { Q_STATS_OFFSET32(rx_skb_alloc_failed),
  51                                          4, "[%s]: rx_skb_alloc_discard" },
  52         { Q_STATS_OFFSET32(hw_csum_err), 4, "[%s]: rx_csum_offload_errors" },
  53
  54         { Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%s]: tx_bytes" },
  55 /* 10 */{ Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi),
  56                                                 8, "[%s]: tx_ucast_packets" },
  57         { Q_STATS_OFFSET32(total_multicast_packets_transmitted_hi),
  58                                                 8, "[%s]: tx_mcast_packets" },
  59         { Q_STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
  60                                                 8, "[%s]: tx_bcast_packets" },
  61         { Q_STATS_OFFSET32(total_tpa_aggregations_hi),
  62                                                 8, "[%s]: tpa_aggregations" },
  63         { Q_STATS_OFFSET32(total_tpa_aggregated_frames_hi),
  64                                         8, "[%s]: tpa_aggregated_frames"},
  65         { Q_STATS_OFFSET32(total_tpa_bytes_hi), 8, "[%s]: tpa_bytes"},
  66         { Q_STATS_OFFSET32(driver_filtered_tx_pkt),
  67                                         4, "[%s]: driver_filtered_tx_pkt" }
  68 };
  69
  70 #define BNX2X_NUM_Q_STATS ARRAY_SIZE(bnx2x_q_stats_arr)
  71
  72 static const struct {
  73         long offset;
  74         int size;
  75         u32 flags;
  76 #define STATS_FLAGS_PORT                1
  77 #define STATS_FLAGS_FUNC                2
  78 #define STATS_FLAGS_BOTH                (STATS_FLAGS_FUNC | STATS_FLAGS_PORT)
  79         char string[ETH_GSTRING_LEN];
  80 } bnx2x_stats_arr[] = {
  81 /* 1 */ { STATS_OFFSET32(total_bytes_received_hi),
  82                                 8, STATS_FLAGS_BOTH, "rx_bytes" },
  83         { STATS_OFFSET32(error_bytes_received_hi),
  84                                 8, STATS_FLAGS_BOTH, "rx_error_bytes" },
  85         { STATS_OFFSET32(total_unicast_packets_received_hi),
  86                                 8, STATS_FLAGS_BOTH, "rx_ucast_packets" },
  87         { STATS_OFFSET32(total_multicast_packets_received_hi),
  88                                 8, STATS_FLAGS_BOTH, "rx_mcast_packets" },
  89         { STATS_OFFSET32(total_broadcast_packets_received_hi),
  90                                 8, STATS_FLAGS_BOTH, "rx_bcast_packets" },
  91         { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi),
  92                                 8, STATS_FLAGS_PORT, "rx_crc_errors" },
  93         { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi),
  94                                 8, STATS_FLAGS_PORT, "rx_align_errors" },
  95         { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi),
  96                                 8, STATS_FLAGS_PORT, "rx_undersize_packets" },
  97         { STATS_OFFSET32(etherstatsoverrsizepkts_hi),
  98                                 8, STATS_FLAGS_PORT, "rx_oversize_packets" },
  99 /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi),
 100                                 8, STATS_FLAGS_PORT, "rx_fragments" },
 101         { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi),
 102                                 8, STATS_FLAGS_PORT, "rx_jabbers" },
 103         { STATS_OFFSET32(no_buff_discard_hi),
 104                                 8, STATS_FLAGS_BOTH, "rx_discards" },
 105         { STATS_OFFSET32(mac_filter_discard),
 106                                 4, STATS_FLAGS_PORT, "rx_filtered_packets" },
 107         { STATS_OFFSET32(mf_tag_discard),
 108                                 4, STATS_FLAGS_PORT, "rx_mf_tag_discard" },
 109         { STATS_OFFSET32(pfc_frames_received_hi),
 110                                 8, STATS_FLAGS_PORT, "pfc_frames_received" },
 111         { STATS_OFFSET32(pfc_frames_sent_hi),
 112                                 8, STATS_FLAGS_PORT, "pfc_frames_sent" },
 113         { STATS_OFFSET32(brb_drop_hi),
 114                                 8, STATS_FLAGS_PORT, "rx_brb_discard" },
 115         { STATS_OFFSET32(brb_truncate_hi),
 116                                 8, STATS_FLAGS_PORT, "rx_brb_truncate" },
 117         { STATS_OFFSET32(pause_frames_received_hi),
 118                                 8, STATS_FLAGS_PORT, "rx_pause_frames" },
 119         { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi),
 120                                 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" },
 121         { STATS_OFFSET32(nig_timer_max),
 122                         4, STATS_FLAGS_PORT, "rx_constant_pause_events" },
 123 /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt),
 124                                 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"},
 125         { STATS_OFFSET32(rx_skb_alloc_failed),
 126                                 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" },
 127         { STATS_OFFSET32(hw_csum_err),
 128                                 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" },
 129
 130         { STATS_OFFSET32(total_bytes_transmitted_hi),
 131                                 8, STATS_FLAGS_BOTH, "tx_bytes" },
 132         { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi),
 133                                 8, STATS_FLAGS_PORT, "tx_error_bytes" },
 134         { STATS_OFFSET32(total_unicast_packets_transmitted_hi),
 135                                 8, STATS_FLAGS_BOTH, "tx_ucast_packets" },
 136         { STATS_OFFSET32(total_multicast_packets_transmitted_hi),
 137                                 8, STATS_FLAGS_BOTH, "tx_mcast_packets" },
 138         { STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
 139                                 8, STATS_FLAGS_BOTH, "tx_bcast_packets" },
 140         { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi),
 141                                 8, STATS_FLAGS_PORT, "tx_mac_errors" },
 142         { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi),
 143                                 8, STATS_FLAGS_PORT, "tx_carrier_errors" },
 144 /* 30 */{ STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi),
 145                                 8, STATS_FLAGS_PORT, "tx_single_collisions" },
 146         { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi),
 147                                 8, STATS_FLAGS_PORT, "tx_multi_collisions" },
 148         { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi),
 149                                 8, STATS_FLAGS_PORT, "tx_deferred" },
 150         { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi),
 151                                 8, STATS_FLAGS_PORT, "tx_excess_collisions" },
 152         { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi),
 153                                 8, STATS_FLAGS_PORT, "tx_late_collisions" },
 154         { STATS_OFFSET32(tx_stat_etherstatscollisions_hi),
 155                                 8, STATS_FLAGS_PORT, "tx_total_collisions" },
 156         { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi),
 157                                 8, STATS_FLAGS_PORT, "tx_64_byte_packets" },
 158         { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi),
 159                         8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" },
 160         { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi),
 161                         8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" },
 162         { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi),
 163                         8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" },
 164 /* 40 */{ STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi),
 165                         8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" },
 166         { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi),
 167                         8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" },
 168         { STATS_OFFSET32(etherstatspktsover1522octets_hi),
 169                         8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" },
 170         { STATS_OFFSET32(pause_frames_sent_hi),
 171                                 8, STATS_FLAGS_PORT, "tx_pause_frames" },
 172         { STATS_OFFSET32(total_tpa_aggregations_hi),
 173                         8, STATS_FLAGS_FUNC, "tpa_aggregations" },
 174         { STATS_OFFSET32(total_tpa_aggregated_frames_hi),
 175                         8, STATS_FLAGS_FUNC, "tpa_aggregated_frames"},
 176         { STATS_OFFSET32(total_tpa_bytes_hi),
 177                         8, STATS_FLAGS_FUNC, "tpa_bytes"},
 178         { STATS_OFFSET32(recoverable_error),
 179                         4, STATS_FLAGS_FUNC, "recoverable_errors" },
 180         { STATS_OFFSET32(unrecoverable_error),
 181                         4, STATS_FLAGS_FUNC, "unrecoverable_errors" },
 182         { STATS_OFFSET32(driver_filtered_tx_pkt),
 183                         4, STATS_FLAGS_FUNC, "driver_filtered_tx_pkt" },
 184         { STATS_OFFSET32(eee_tx_lpi),
 185                         4, STATS_FLAGS_PORT, "Tx LPI entry count"}
 186 };
 187
 188 #define BNX2X_NUM_STATS         ARRAY_SIZE(bnx2x_stats_arr)
 189
 190 static int bnx2x_get_port_type(struct bnx2x *bp)
 191 {
 192         int port_type;
 193         u32 phy_idx = bnx2x_get_cur_phy_idx(bp);
 194         switch (bp->link_params.phy[phy_idx].media_type) {
 195         case ETH_PHY_SFPP_10G_FIBER:
 196         case ETH_PHY_SFP_1G_FIBER:
 197         case ETH_PHY_XFP_FIBER:
 198         case ETH_PHY_KR:
 199         case ETH_PHY_CX4:
 200                 port_type = PORT_FIBRE;
 201                 break;
 202         case ETH_PHY_DA_TWINAX:
 203                 port_type = PORT_DA;
 204                 break;
 205         case ETH_PHY_BASE_T:
 206                 port_type = PORT_TP;
 207                 break;
 208         case ETH_PHY_NOT_PRESENT:
 209                 port_type = PORT_NONE;
 210                 break;
 211         case ETH_PHY_UNSPECIFIED:
 212         default:
 213                 port_type = PORT_OTHER;
 214                 break;
 215         }
 216         return port_type;
 217 }
 218
 219 static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 220 {
 221         struct bnx2x *bp = netdev_priv(dev);
 222         int cfg_idx = bnx2x_get_link_cfg_idx(bp);
 223
 224         /* Dual Media boards present all available port types */
 225         cmd->supported = bp->port.supported[cfg_idx] |
 226                 (bp->port.supported[cfg_idx ^ 1] &
 227                  (SUPPORTED_TP | SUPPORTED_FIBRE));
 228         cmd->advertising = bp->port.advertising[cfg_idx];
 229         if (bp->link_params.phy[bnx2x_get_cur_phy_idx(bp)].media_type ==
 230             ETH_PHY_SFP_1G_FIBER) {
 231                 cmd->supported &= ~(SUPPORTED_10000baseT_Full);
 232                 cmd->advertising &= ~(ADVERTISED_10000baseT_Full);
 233         }
 234
 235         if ((bp->state == BNX2X_STATE_OPEN) && bp->link_vars.link_up &&
 236             !(bp->flags & MF_FUNC_DIS)) {
 237                 cmd->duplex = bp->link_vars.duplex;
 238
 239                 if (IS_MF(bp) && !BP_NOMCP(bp))
 240                         ethtool_cmd_speed_set(cmd, bnx2x_get_mf_speed(bp));
 241                 else
 242                         ethtool_cmd_speed_set(cmd, bp->link_vars.line_speed);
 243         } else {
 244                 cmd->duplex = DUPLEX_UNKNOWN;
 245                 ethtool_cmd_speed_set(cmd, SPEED_UNKNOWN);
 246         }
 247
 248         cmd->port = bnx2x_get_port_type(bp);
 249
 250         cmd->phy_address = bp->mdio.prtad;
 251         cmd->transceiver = XCVR_INTERNAL;
 252
 253         if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG)
 254                 cmd->autoneg = AUTONEG_ENABLE;
 255         else
 256                 cmd->autoneg = AUTONEG_DISABLE;
 257
 258         /* Publish LP advertised speeds and FC */
 259         if (bp->link_vars.link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
 260                 u32 status = bp->link_vars.link_status;
 261
 262                 cmd->lp_advertising |= ADVERTISED_Autoneg;
 263                 if (status & LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE)
 264                         cmd->lp_advertising |= ADVERTISED_Pause;
 265                 if (status & LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE)
 266                         cmd->lp_advertising |= ADVERTISED_Asym_Pause;
 267
 268                 if (status & LINK_STATUS_LINK_PARTNER_10THD_CAPABLE)
 269                         cmd->lp_advertising |= ADVERTISED_10baseT_Half;
 270                 if (status & LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE)
 271                         cmd->lp_advertising |= ADVERTISED_10baseT_Full;
 272                 if (status & LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE)
 273                         cmd->lp_advertising |= ADVERTISED_100baseT_Half;
 274                 if (status & LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE)
 275                         cmd->lp_advertising |= ADVERTISED_100baseT_Full;
 276                 if (status & LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE)
 277                         cmd->lp_advertising |= ADVERTISED_1000baseT_Half;
 278                 if (status & LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE)
 279                         cmd->lp_advertising |= ADVERTISED_1000baseT_Full;
 280                 if (status & LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE)
 281                         cmd->lp_advertising |= ADVERTISED_2500baseX_Full;
 282                 if (status & LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE)
 283                         cmd->lp_advertising |= ADVERTISED_10000baseT_Full;
 284                 if (status & LINK_STATUS_LINK_PARTNER_20GXFD_CAPABLE)
 285                         cmd->lp_advertising |= ADVERTISED_20000baseKR2_Full;
 286         }
 287
 288         cmd->maxtxpkt = 0;
 289         cmd->maxrxpkt = 0;
 290
 291         DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
 292            "  supported 0x%x  advertising 0x%x  speed %u\n"
 293            "  duplex %d  port %d  phy_address %d  transceiver %d\n"
 294            "  autoneg %d  maxtxpkt %d  maxrxpkt %d\n",
 295            cmd->cmd, cmd->supported, cmd->advertising,
 296            ethtool_cmd_speed(cmd),
 297            cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
 298            cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
 299
 300         return 0;
 301 }
 302
 303 static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 304 {
 305         struct bnx2x *bp = netdev_priv(dev);
 306         u32 advertising, cfg_idx, old_multi_phy_config, new_multi_phy_config;
 307         u32 speed, phy_idx;
 308
 309         if (IS_MF_SD(bp))
 310                 return 0;
 311
 312         DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
 313            "  supported 0x%x  advertising 0x%x  speed %u\n"
 314            "  duplex %d  port %d  phy_address %d  transceiver %d\n"
 315            "  autoneg %d  maxtxpkt %d  maxrxpkt %d\n",
 316            cmd->cmd, cmd->supported, cmd->advertising,
 317            ethtool_cmd_speed(cmd),
 318            cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
 319            cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
 320
 321         speed = ethtool_cmd_speed(cmd);
 322
 323         /* If recieved a request for an unknown duplex, assume full*/
 324         if (cmd->duplex == DUPLEX_UNKNOWN)
 325                 cmd->duplex = DUPLEX_FULL;
 326
 327         if (IS_MF_SI(bp)) {
 328                 u32 part;
 329                 u32 line_speed = bp->link_vars.line_speed;
 330
 331                 /* use 10G if no link detected */
 332                 if (!line_speed)
 333                         line_speed = 10000;
 334
 335                 if (bp->common.bc_ver < REQ_BC_VER_4_SET_MF_BW) {
 336                         DP(BNX2X_MSG_ETHTOOL,
 337                            "To set speed BC %X or higher is required, please upgrade BC\n",
 338                            REQ_BC_VER_4_SET_MF_BW);
 339                         return -EINVAL;
 340                 }
 341
 342                 part = (speed * 100) / line_speed;
 343
 344                 if (line_speed < speed || !part) {
 345                         DP(BNX2X_MSG_ETHTOOL,
 346                            "Speed setting should be in a range from 1%% to 100%% of actual line speed\n");
 347                         return -EINVAL;
 348                 }
 349
 350                 if (bp->state != BNX2X_STATE_OPEN)
 351                         /* store value for following "load" */
 352                         bp->pending_max = part;
 353                 else
 354                         bnx2x_update_max_mf_config(bp, part);
 355
 356                 return 0;
 357         }
 358
 359         cfg_idx = bnx2x_get_link_cfg_idx(bp);
 360         old_multi_phy_config = bp->link_params.multi_phy_config;
 361         switch (cmd->port) {
 362         case PORT_TP:
 363                 if (bp->port.supported[cfg_idx] & SUPPORTED_TP)
 364                         break; /* no port change */
 365
 366                 if (!(bp->port.supported[0] & SUPPORTED_TP ||
 367                       bp->port.supported[1] & SUPPORTED_TP)) {
 368                         DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
 369                         return -EINVAL;
 370                 }
 371                 bp->link_params.multi_phy_config &=
 372                         ~PORT_HW_CFG_PHY_SELECTION_MASK;
 373                 if (bp->link_params.multi_phy_config &
 374                     PORT_HW_CFG_PHY_SWAPPED_ENABLED)
 375                         bp->link_params.multi_phy_config |=
 376                         PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
 377                 else
 378                         bp->link_params.multi_phy_config |=
 379                         PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
 380                 break;
 381         case PORT_FIBRE:
 382         case PORT_DA:
 383                 if (bp->port.supported[cfg_idx] & SUPPORTED_FIBRE)
 384                         break; /* no port change */
 385
 386                 if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
 387                       bp->port.supported[1] & SUPPORTED_FIBRE)) {
 388                         DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
 389                         return -EINVAL;
 390                 }
 391                 bp->link_params.multi_phy_config &=
 392                         ~PORT_HW_CFG_PHY_SELECTION_MASK;
 393                 if (bp->link_params.multi_phy_config &
 394                     PORT_HW_CFG_PHY_SWAPPED_ENABLED)
 395                         bp->link_params.multi_phy_config |=
 396                         PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
 397                 else
 398                         bp->link_params.multi_phy_config |=
 399                         PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
 400                 break;
 401         default:
 402                 DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
 403                 return -EINVAL;
 404         }
 405         /* Save new config in case command complete successfully */
 406         new_multi_phy_config = bp->link_params.multi_phy_config;
 407         /* Get the new cfg_idx */
 408         cfg_idx = bnx2x_get_link_cfg_idx(bp);
 409         /* Restore old config in case command failed */
 410         bp->link_params.multi_phy_config = old_multi_phy_config;
 411         DP(BNX2X_MSG_ETHTOOL, "cfg_idx = %x\n", cfg_idx);
 412
 413         if (cmd->autoneg == AUTONEG_ENABLE) {
 414                 u32 an_supported_speed = bp->port.supported[cfg_idx];
 415                 if (bp->link_params.phy[EXT_PHY1].type ==
 416                     PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
 417                         an_supported_speed |= (SUPPORTED_100baseT_Half |
 418                                                SUPPORTED_100baseT_Full);
 419                 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
 420                         DP(BNX2X_MSG_ETHTOOL, "Autoneg not supported\n");
 421                         return -EINVAL;
 422                 }
 423
 424                 /* advertise the requested speed and duplex if supported */
 425                 if (cmd->advertising & ~an_supported_speed) {
 426                         DP(BNX2X_MSG_ETHTOOL,
 427                            "Advertisement parameters are not supported\n");
 428                         return -EINVAL;
 429                 }
 430
 431                 bp->link_params.req_line_speed[cfg_idx] = SPEED_AUTO_NEG;
 432                 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
 433                 bp->port.advertising[cfg_idx] = (ADVERTISED_Autoneg |
 434                                          cmd->advertising);
 435                 if (cmd->advertising) {
 436
 437                         bp->link_params.speed_cap_mask[cfg_idx] = 0;
 438                         if (cmd->advertising & ADVERTISED_10baseT_Half) {
 439                                 bp->link_params.speed_cap_mask[cfg_idx] |=
 440                                 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF;
 441                         }
 442                         if (cmd->advertising & ADVERTISED_10baseT_Full)
 443                                 bp->link_params.speed_cap_mask[cfg_idx] |=
 444                                 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL;
 445
 446                         if (cmd->advertising & ADVERTISED_100baseT_Full)
 447                                 bp->link_params.speed_cap_mask[cfg_idx] |=
 448                                 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL;
 449
 450                         if (cmd->advertising & ADVERTISED_100baseT_Half) {
 451                                 bp->link_params.speed_cap_mask[cfg_idx] |=
 452                                      PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF;
 453                         }
 454                         if (cmd->advertising & ADVERTISED_1000baseT_Half) {
 455                                 bp->link_params.speed_cap_mask[cfg_idx] |=
 456                                         PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
 457                         }
 458                         if (cmd->advertising & (ADVERTISED_1000baseT_Full |
 459                                                 ADVERTISED_1000baseKX_Full))
 460                                 bp->link_params.speed_cap_mask[cfg_idx] |=
 461                                         PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
 462
 463                         if (cmd->advertising & (ADVERTISED_10000baseT_Full |
 464                                                 ADVERTISED_10000baseKX4_Full |
 465                                                 ADVERTISED_10000baseKR_Full))
 466                                 bp->link_params.speed_cap_mask[cfg_idx] |=
 467                                         PORT_HW_CFG_SPEED_CAPABILITY_D0_10G;
 468
 469                         if (cmd->advertising & ADVERTISED_20000baseKR2_Full)
 470                                 bp->link_params.speed_cap_mask[cfg_idx] |=
 471                                         PORT_HW_CFG_SPEED_CAPABILITY_D0_20G;
 472                 }
 473         } else { /* forced speed */
 474                 /* advertise the requested speed and duplex if supported */
 475                 switch (speed) {
 476                 case SPEED_10:
 477                         if (cmd->duplex == DUPLEX_FULL) {
 478                                 if (!(bp->port.supported[cfg_idx] &
 479                                       SUPPORTED_10baseT_Full)) {
 480                                         DP(BNX2X_MSG_ETHTOOL,
 481                                            "10M full not supported\n");
 482                                         return -EINVAL;
 483                                 }
 484
 485                                 advertising = (ADVERTISED_10baseT_Full |
 486                                                ADVERTISED_TP);
 487                         } else {
 488                                 if (!(bp->port.supported[cfg_idx] &
 489                                       SUPPORTED_10baseT_Half)) {
 490                                         DP(BNX2X_MSG_ETHTOOL,
 491                                            "10M half not supported\n");
 492                                         return -EINVAL;
 493                                 }
 494
 495                                 advertising = (ADVERTISED_10baseT_Half |
 496                                                ADVERTISED_TP);
 497                         }
 498                         break;
 499
 500                 case SPEED_100:
 501                         if (cmd->duplex == DUPLEX_FULL) {
 502                                 if (!(bp->port.supported[cfg_idx] &
 503                                                 SUPPORTED_100baseT_Full)) {
 504                                         DP(BNX2X_MSG_ETHTOOL,
 505                                            "100M full not supported\n");
 506                                         return -EINVAL;
 507                                 }
 508
 509                                 advertising = (ADVERTISED_100baseT_Full |
 510                                                ADVERTISED_TP);
 511                         } else {
 512                                 if (!(bp->port.supported[cfg_idx] &
 513                                                 SUPPORTED_100baseT_Half)) {
 514                                         DP(BNX2X_MSG_ETHTOOL,
 515                                            "100M half not supported\n");
 516                                         return -EINVAL;
 517                                 }
 518
 519                                 advertising = (ADVERTISED_100baseT_Half |
 520                                                ADVERTISED_TP);
 521                         }
 522                         break;
 523
 524                 case SPEED_1000:
 525                         if (cmd->duplex != DUPLEX_FULL) {
 526                                 DP(BNX2X_MSG_ETHTOOL,
 527                                    "1G half not supported\n");
 528                                 return -EINVAL;
 529                         }
 530
 531                         if (!(bp->port.supported[cfg_idx] &
 532                               SUPPORTED_1000baseT_Full)) {
 533                                 DP(BNX2X_MSG_ETHTOOL,
 534                                    "1G full not supported\n");
 535                                 return -EINVAL;
 536                         }
 537
 538                         advertising = (ADVERTISED_1000baseT_Full |
 539                                        ADVERTISED_TP);
 540                         break;
 541
 542                 case SPEED_2500:
 543                         if (cmd->duplex != DUPLEX_FULL) {
 544                                 DP(BNX2X_MSG_ETHTOOL,
 545                                    "2.5G half not supported\n");
 546                                 return -EINVAL;
 547                         }
 548
 549                         if (!(bp->port.supported[cfg_idx]
 550                               & SUPPORTED_2500baseX_Full)) {
 551                                 DP(BNX2X_MSG_ETHTOOL,
 552                                    "2.5G full not supported\n");
 553                                 return -EINVAL;
 554                         }
 555
 556                         advertising = (ADVERTISED_2500baseX_Full |
 557                                        ADVERTISED_TP);
 558                         break;
 559
 560                 case SPEED_10000:
 561                         if (cmd->duplex != DUPLEX_FULL) {
 562                                 DP(BNX2X_MSG_ETHTOOL,
 563                                    "10G half not supported\n");
 564                                 return -EINVAL;
 565                         }
 566                         phy_idx = bnx2x_get_cur_phy_idx(bp);
 567                         if (!(bp->port.supported[cfg_idx]
 568                               & SUPPORTED_10000baseT_Full) ||
 569                             (bp->link_params.phy[phy_idx].media_type ==
 570                              ETH_PHY_SFP_1G_FIBER)) {
 571                                 DP(BNX2X_MSG_ETHTOOL,
 572                                    "10G full not supported\n");
 573                                 return -EINVAL;
 574                         }
 575
 576                         advertising = (ADVERTISED_10000baseT_Full |
 577                                        ADVERTISED_FIBRE);
 578                         break;
 579
 580                 default:
 581                         DP(BNX2X_MSG_ETHTOOL, "Unsupported speed %u\n", speed);
 582                         return -EINVAL;
 583                 }
 584
 585                 bp->link_params.req_line_speed[cfg_idx] = speed;
 586                 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
 587                 bp->port.advertising[cfg_idx] = advertising;
 588         }
 589
 590         DP(BNX2X_MSG_ETHTOOL, "req_line_speed %d\n"
 591            "  req_duplex %d  advertising 0x%x\n",
 592            bp->link_params.req_line_speed[cfg_idx],
 593            bp->link_params.req_duplex[cfg_idx],
 594            bp->port.advertising[cfg_idx]);
 595
 596         /* Set new config */
 597         bp->link_params.multi_phy_config = new_multi_phy_config;
 598         if (netif_running(dev)) {
 599                 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
 600                 bnx2x_link_set(bp);
 601         }
 602
 603         return 0;
 604 }
 605
 606 #define DUMP_ALL_PRESETS                0x1FFF
 607 #define DUMP_MAX_PRESETS                13
 608
 609 static int __bnx2x_get_preset_regs_len(struct bnx2x *bp, u32 preset)
 610 {
 611         if (CHIP_IS_E1(bp))
 612                 return dump_num_registers[0][preset-1];
 613         else if (CHIP_IS_E1H(bp))
 614                 return dump_num_registers[1][preset-1];
 615         else if (CHIP_IS_E2(bp))
 616                 return dump_num_registers[2][preset-1];
 617         else if (CHIP_IS_E3A0(bp))
 618                 return dump_num_registers[3][preset-1];
 619         else if (CHIP_IS_E3B0(bp))
 620                 return dump_num_registers[4][preset-1];
 621         else
 622                 return 0;
 623 }
 624
 625 static int __bnx2x_get_regs_len(struct bnx2x *bp)
 626 {
 627         u32 preset_idx;
 628         int regdump_len = 0;
 629
 630         /* Calculate the total preset regs length */
 631         for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++)
 632                 regdump_len += __bnx2x_get_preset_regs_len(bp, preset_idx);
 633
 634         return regdump_len;
 635 }
 636
 637 static int bnx2x_get_regs_len(struct net_device *dev)
 638 {
 639         struct bnx2x *bp = netdev_priv(dev);
 640         int regdump_len = 0;
 641
 642         regdump_len = __bnx2x_get_regs_len(bp);
 643         regdump_len *= 4;
 644         regdump_len += sizeof(struct dump_header);
 645
 646         return regdump_len;
 647 }
 648
 649 #define IS_E1_REG(chips)        ((chips & DUMP_CHIP_E1) == DUMP_CHIP_E1)
 650 #define IS_E1H_REG(chips)       ((chips & DUMP_CHIP_E1H) == DUMP_CHIP_E1H)
 651 #define IS_E2_REG(chips)        ((chips & DUMP_CHIP_E2) == DUMP_CHIP_E2)
 652 #define IS_E3A0_REG(chips)      ((chips & DUMP_CHIP_E3A0) == DUMP_CHIP_E3A0)
 653 #define IS_E3B0_REG(chips)      ((chips & DUMP_CHIP_E3B0) == DUMP_CHIP_E3B0)
 654
 655 #define IS_REG_IN_PRESET(presets, idx)  \
 656                 ((presets & (1 << (idx-1))) == (1 << (idx-1)))
 657
 658 /******* Paged registers info selectors ********/
 659 static const u32 *__bnx2x_get_page_addr_ar(struct bnx2x *bp)
 660 {
 661         if (CHIP_IS_E2(bp))
 662                 return page_vals_e2;
 663         else if (CHIP_IS_E3(bp))
 664                 return page_vals_e3;
 665         else
 666                 return NULL;
 667 }
 668
 669 static u32 __bnx2x_get_page_reg_num(struct bnx2x *bp)
 670 {
 671         if (CHIP_IS_E2(bp))
 672                 return PAGE_MODE_VALUES_E2;
 673         else if (CHIP_IS_E3(bp))
 674                 return PAGE_MODE_VALUES_E3;
 675         else
 676                 return 0;
 677 }
 678
 679 static const u32 *__bnx2x_get_page_write_ar(struct bnx2x *bp)
 680 {
 681         if (CHIP_IS_E2(bp))
 682                 return page_write_regs_e2;
 683         else if (CHIP_IS_E3(bp))
 684                 return page_write_regs_e3;
 685         else
 686                 return NULL;
 687 }
 688
 689 static u32 __bnx2x_get_page_write_num(struct bnx2x *bp)
 690 {
 691         if (CHIP_IS_E2(bp))
 692                 return PAGE_WRITE_REGS_E2;
 693         else if (CHIP_IS_E3(bp))
 694                 return PAGE_WRITE_REGS_E3;
 695         else
 696                 return 0;
 697 }
 698
 699 static const struct reg_addr *__bnx2x_get_page_read_ar(struct bnx2x *bp)
 700 {
 701         if (CHIP_IS_E2(bp))
 702                 return page_read_regs_e2;
 703         else if (CHIP_IS_E3(bp))
 704                 return page_read_regs_e3;
 705         else
 706                 return NULL;
 707 }
 708
 709 static u32 __bnx2x_get_page_read_num(struct bnx2x *bp)
 710 {
 711         if (CHIP_IS_E2(bp))
 712                 return PAGE_READ_REGS_E2;
 713         else if (CHIP_IS_E3(bp))
 714                 return PAGE_READ_REGS_E3;
 715         else
 716                 return 0;
 717 }
 718
 719 static bool bnx2x_is_reg_in_chip(struct bnx2x *bp,
 720                                        const struct reg_addr *reg_info)
 721 {
 722         if (CHIP_IS_E1(bp))
 723                 return IS_E1_REG(reg_info->chips);
 724         else if (CHIP_IS_E1H(bp))
 725                 return IS_E1H_REG(reg_info->chips);
 726         else if (CHIP_IS_E2(bp))
 727                 return IS_E2_REG(reg_info->chips);
 728         else if (CHIP_IS_E3A0(bp))
 729                 return IS_E3A0_REG(reg_info->chips);
 730         else if (CHIP_IS_E3B0(bp))
 731                 return IS_E3B0_REG(reg_info->chips);
 732         else
 733                 return false;
 734 }
 735
 736
 737 static bool bnx2x_is_wreg_in_chip(struct bnx2x *bp,
 738         const struct wreg_addr *wreg_info)
 739 {
 740         if (CHIP_IS_E1(bp))
 741                 return IS_E1_REG(wreg_info->chips);
 742         else if (CHIP_IS_E1H(bp))
 743                 return IS_E1H_REG(wreg_info->chips);
 744         else if (CHIP_IS_E2(bp))
 745                 return IS_E2_REG(wreg_info->chips);
 746         else if (CHIP_IS_E3A0(bp))
 747                 return IS_E3A0_REG(wreg_info->chips);
 748         else if (CHIP_IS_E3B0(bp))
 749                 return IS_E3B0_REG(wreg_info->chips);
 750         else
 751                 return false;
 752 }
 753
 754 /**
 755  * bnx2x_read_pages_regs - read "paged" registers
 756  *
 757  * @bp          device handle
 758  * @p           output buffer
 759  *
 760  * Reads "paged" memories: memories that may only be read by first writing to a
 761  * specific address ("write address") and then reading from a specific address
 762  * ("read address"). There may be more than one write address per "page" and
 763  * more than one read address per write address.
 764  */
 765 static void bnx2x_read_pages_regs(struct bnx2x *bp, u32 *p, u32 preset)
 766 {
 767         u32 i, j, k, n;
 768
 769         /* addresses of the paged registers */
 770         const u32 *page_addr = __bnx2x_get_page_addr_ar(bp);
 771         /* number of paged registers */
 772         int num_pages = __bnx2x_get_page_reg_num(bp);
 773         /* write addresses */
 774         const u32 *write_addr = __bnx2x_get_page_write_ar(bp);
 775         /* number of write addresses */
 776         int write_num = __bnx2x_get_page_write_num(bp);
 777         /* read addresses info */
 778         const struct reg_addr *read_addr = __bnx2x_get_page_read_ar(bp);
 779         /* number of read addresses */
 780         int read_num = __bnx2x_get_page_read_num(bp);
 781         u32 addr, size;
 782
 783         for (i = 0; i < num_pages; i++) {
 784                 for (j = 0; j < write_num; j++) {
 785                         REG_WR(bp, write_addr[j], page_addr[i]);
 786
 787                         for (k = 0; k < read_num; k++) {
 788                                 if (IS_REG_IN_PRESET(read_addr[k].presets,
 789                                                      preset)) {
 790                                         size = read_addr[k].size;
 791                                         for (n = 0; n < size; n++) {
 792                                                 addr = read_addr[k].addr + n*4;
 793                                                 *p++ = REG_RD(bp, addr);
 794                                         }
 795                                 }
 796                         }
 797                 }
 798         }
 799 }
 800
 801 static int __bnx2x_get_preset_regs(struct bnx2x *bp, u32 *p, u32 preset)
 802 {
 803         u32 i, j, addr;
 804         const struct wreg_addr *wreg_addr_p = NULL;
 805
 806         if (CHIP_IS_E1(bp))
 807                 wreg_addr_p = &wreg_addr_e1;
 808         else if (CHIP_IS_E1H(bp))
 809                 wreg_addr_p = &wreg_addr_e1h;
 810         else if (CHIP_IS_E2(bp))
 811                 wreg_addr_p = &wreg_addr_e2;
 812         else if (CHIP_IS_E3A0(bp))
 813                 wreg_addr_p = &wreg_addr_e3;
 814         else if (CHIP_IS_E3B0(bp))
 815                 wreg_addr_p = &wreg_addr_e3b0;
 816
 817         /* Read the idle_chk registers */
 818         for (i = 0; i < IDLE_REGS_COUNT; i++) {
 819                 if (bnx2x_is_reg_in_chip(bp, &idle_reg_addrs[i]) &&
 820                     IS_REG_IN_PRESET(idle_reg_addrs[i].presets, preset)) {
 821                         for (j = 0; j < idle_reg_addrs[i].size; j++)
 822                                 *p++ = REG_RD(bp, idle_reg_addrs[i].addr + j*4);
 823                 }
 824         }
 825
 826         /* Read the regular registers */
 827         for (i = 0; i < REGS_COUNT; i++) {
 828                 if (bnx2x_is_reg_in_chip(bp, &reg_addrs[i]) &&
 829                     IS_REG_IN_PRESET(reg_addrs[i].presets, preset)) {
 830                         for (j = 0; j < reg_addrs[i].size; j++)
 831                                 *p++ = REG_RD(bp, reg_addrs[i].addr + j*4);
 832                 }
 833         }
 834
 835         /* Read the CAM registers */
 836         if (bnx2x_is_wreg_in_chip(bp, wreg_addr_p) &&
 837             IS_REG_IN_PRESET(wreg_addr_p->presets, preset)) {
 838                 for (i = 0; i < wreg_addr_p->size; i++) {
 839                         *p++ = REG_RD(bp, wreg_addr_p->addr + i*4);
 840
 841                         /* In case of wreg_addr register, read additional
 842                            registers from read_regs array
 843                         */
 844                         for (j = 0; j < wreg_addr_p->read_regs_count; j++) {
 845                                 addr = *(wreg_addr_p->read_regs);
 846                                 *p++ = REG_RD(bp, addr + j*4);
 847                         }
 848                 }
 849         }
 850
 851         /* Paged registers are supported in E2 & E3 only */
 852         if (CHIP_IS_E2(bp) || CHIP_IS_E3(bp)) {
 853                 /* Read "paged" registes */
 854                 bnx2x_read_pages_regs(bp, p, preset);
 855         }
 856
 857         return 0;
 858 }
 859
 860 static void __bnx2x_get_regs(struct bnx2x *bp, u32 *p)
 861 {
 862         u32 preset_idx;
 863
 864         /* Read all registers, by reading all preset registers */
 865         for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++) {
 866                 /* Skip presets with IOR */
 867                 if ((preset_idx == 2) ||
 868                     (preset_idx == 5) ||
 869                     (preset_idx == 8) ||
 870                     (preset_idx == 11))
 871                         continue;
 872                 __bnx2x_get_preset_regs(bp, p, preset_idx);
 873                 p += __bnx2x_get_preset_regs_len(bp, preset_idx);
 874         }
 875 }
 876
 877 static void bnx2x_get_regs(struct net_device *dev,
 878                            struct ethtool_regs *regs, void *_p)
 879 {
 880         u32 *p = _p;
 881         struct bnx2x *bp = netdev_priv(dev);
 882         struct dump_header dump_hdr = {0};
 883
 884         regs->version = 2;
 885         memset(p, 0, regs->len);
 886
 887         if (!netif_running(bp->dev))
 888                 return;
 889
 890         /* Disable parity attentions as long as following dump may
 891          * cause false alarms by reading never written registers. We
 892          * will re-enable parity attentions right after the dump.
 893          */
 894
 895         /* Disable parity on path 0 */
 896         bnx2x_pretend_func(bp, 0);
 897         bnx2x_disable_blocks_parity(bp);
 898
 899         /* Disable parity on path 1 */
 900         bnx2x_pretend_func(bp, 1);
 901         bnx2x_disable_blocks_parity(bp);
 902
 903         /* Return to current function */
 904         bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
 905
 906         dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
 907         dump_hdr.preset = DUMP_ALL_PRESETS;
 908         dump_hdr.version = BNX2X_DUMP_VERSION;
 909
 910         /* dump_meta_data presents OR of CHIP and PATH. */
 911         if (CHIP_IS_E1(bp)) {
 912                 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
 913         } else if (CHIP_IS_E1H(bp)) {
 914                 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
 915         } else if (CHIP_IS_E2(bp)) {
 916                 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
 917                 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
 918         } else if (CHIP_IS_E3A0(bp)) {
 919                 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
 920                 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
 921         } else if (CHIP_IS_E3B0(bp)) {
 922                 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
 923                 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
 924         }
 925
 926         memcpy(p, &dump_hdr, sizeof(struct dump_header));
 927         p += dump_hdr.header_size + 1;
 928
 929         /* Actually read the registers */
 930         __bnx2x_get_regs(bp, p);
 931
 932         /* Re-enable parity attentions on path 0 */
 933         bnx2x_pretend_func(bp, 0);
 934         bnx2x_clear_blocks_parity(bp);
 935         bnx2x_enable_blocks_parity(bp);
 936
 937         /* Re-enable parity attentions on path 1 */
 938         bnx2x_pretend_func(bp, 1);
 939         bnx2x_clear_blocks_parity(bp);
 940         bnx2x_enable_blocks_parity(bp);
 941
 942         /* Return to current function */
 943         bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
 944 }
 945
 946 static int bnx2x_get_preset_regs_len(struct net_device *dev, u32 preset)
 947 {
 948         struct bnx2x *bp = netdev_priv(dev);
 949         int regdump_len = 0;
 950
 951         regdump_len = __bnx2x_get_preset_regs_len(bp, preset);
 952         regdump_len *= 4;
 953         regdump_len += sizeof(struct dump_header);
 954
 955         return regdump_len;
 956 }
 957
 958 static int bnx2x_set_dump(struct net_device *dev, struct ethtool_dump *val)
 959 {
 960         struct bnx2x *bp = netdev_priv(dev);
 961
 962         /* Use the ethtool_dump "flag" field as the dump preset index */
 963         bp->dump_preset_idx = val->flag;
 964         return 0;
 965 }
 966
 967 static int bnx2x_get_dump_flag(struct net_device *dev,
 968                                struct ethtool_dump *dump)
 969 {
 970         struct bnx2x *bp = netdev_priv(dev);
 971
 972         /* Calculate the requested preset idx length */
 973         dump->len = bnx2x_get_preset_regs_len(dev, bp->dump_preset_idx);
 974         DP(BNX2X_MSG_ETHTOOL, "Get dump preset %d length=%d\n",
 975            bp->dump_preset_idx, dump->len);
 976
 977         dump->flag = ETHTOOL_GET_DUMP_DATA;
 978         return 0;
 979 }
 980
 981 static int bnx2x_get_dump_data(struct net_device *dev,
 982                                struct ethtool_dump *dump,
 983                                void *buffer)
 984 {
 985         u32 *p = buffer;
 986         struct bnx2x *bp = netdev_priv(dev);
 987         struct dump_header dump_hdr = {0};
 988
 989         memset(p, 0, dump->len);
 990
 991         /* Disable parity attentions as long as following dump may
 992          * cause false alarms by reading never written registers. We
 993          * will re-enable parity attentions right after the dump.
 994          */
 995
 996         /* Disable parity on path 0 */
 997         bnx2x_pretend_func(bp, 0);
 998         bnx2x_disable_blocks_parity(bp);
 999
1000         /* Disable parity on path 1 */
1001         bnx2x_pretend_func(bp, 1);
1002         bnx2x_disable_blocks_parity(bp);
1003
1004         /* Return to current function */
1005         bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
1006
1007         dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
1008         dump_hdr.preset = bp->dump_preset_idx;
1009         dump_hdr.version = BNX2X_DUMP_VERSION;
1010
1011         DP(BNX2X_MSG_ETHTOOL, "Get dump data of preset %d\n", dump_hdr.preset);
1012
1013         /* dump_meta_data presents OR of CHIP and PATH. */
1014         if (CHIP_IS_E1(bp)) {
1015                 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
1016         } else if (CHIP_IS_E1H(bp)) {
1017                 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
1018         } else if (CHIP_IS_E2(bp)) {
1019                 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
1020                 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1021         } else if (CHIP_IS_E3A0(bp)) {
1022                 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
1023                 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1024         } else if (CHIP_IS_E3B0(bp)) {
1025                 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
1026                 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1027         }
1028
1029         memcpy(p, &dump_hdr, sizeof(struct dump_header));
1030         p += dump_hdr.header_size + 1;
1031
1032         /* Actually read the registers */
1033         __bnx2x_get_preset_regs(bp, p, dump_hdr.preset);
1034
1035         /* Re-enable parity attentions on path 0 */
1036         bnx2x_pretend_func(bp, 0);
1037         bnx2x_clear_blocks_parity(bp);
1038         bnx2x_enable_blocks_parity(bp);
1039
1040         /* Re-enable parity attentions on path 1 */
1041         bnx2x_pretend_func(bp, 1);
1042         bnx2x_clear_blocks_parity(bp);
1043         bnx2x_enable_blocks_parity(bp);
1044
1045         /* Return to current function */
1046         bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
1047
1048         return 0;
1049 }
1050
1051 static void bnx2x_get_drvinfo(struct net_device *dev,
1052                               struct ethtool_drvinfo *info)
1053 {
1054         struct bnx2x *bp = netdev_priv(dev);
1055
1056         strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
1057         strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
1058
1059         bnx2x_fill_fw_str(bp, info->fw_version, sizeof(info->fw_version));
1060
1061         strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
1062         info->n_stats = BNX2X_NUM_STATS;
1063         info->testinfo_len = BNX2X_NUM_TESTS(bp);
1064         info->eedump_len = bp->common.flash_size;
1065         info->regdump_len = bnx2x_get_regs_len(dev);
1066 }
1067
1068 static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1069 {
1070         struct bnx2x *bp = netdev_priv(dev);
1071
1072         if (bp->flags & NO_WOL_FLAG) {
1073                 wol->supported = 0;
1074                 wol->wolopts = 0;
1075         } else {
1076                 wol->supported = WAKE_MAGIC;
1077                 if (bp->wol)
1078                         wol->wolopts = WAKE_MAGIC;
1079                 else
1080                         wol->wolopts = 0;
1081         }
1082         memset(&wol->sopass, 0, sizeof(wol->sopass));
1083 }
1084
1085 static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1086 {
1087         struct bnx2x *bp = netdev_priv(dev);
1088
1089         if (wol->wolopts & ~WAKE_MAGIC) {
1090                 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
1091                 return -EINVAL;
1092         }
1093
1094         if (wol->wolopts & WAKE_MAGIC) {
1095                 if (bp->flags & NO_WOL_FLAG) {
1096                         DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
1097                         return -EINVAL;
1098                 }
1099                 bp->wol = 1;
1100         } else
1101                 bp->wol = 0;
1102
1103         return 0;
1104 }
1105
1106 static u32 bnx2x_get_msglevel(struct net_device *dev)
1107 {
1108         struct bnx2x *bp = netdev_priv(dev);
1109
1110         return bp->msg_enable;
1111 }
1112
1113 static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
1114 {
1115         struct bnx2x *bp = netdev_priv(dev);
1116
1117         if (capable(CAP_NET_ADMIN)) {
1118                 /* dump MCP trace */
1119                 if (IS_PF(bp) && (level & BNX2X_MSG_MCP))
1120                         bnx2x_fw_dump_lvl(bp, KERN_INFO);
1121                 bp->msg_enable = level;
1122         }
1123 }
1124
1125 static int bnx2x_nway_reset(struct net_device *dev)
1126 {
1127         struct bnx2x *bp = netdev_priv(dev);
1128
1129         if (!bp->port.pmf)
1130                 return 0;
1131
1132         if (netif_running(dev)) {
1133                 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1134                 bnx2x_force_link_reset(bp);
1135                 bnx2x_link_set(bp);
1136         }
1137
1138         return 0;
1139 }
1140
1141 static u32 bnx2x_get_link(struct net_device *dev)
1142 {
1143         struct bnx2x *bp = netdev_priv(dev);
1144
1145         if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
1146                 return 0;
1147
1148         return bp->link_vars.link_up;
1149 }
1150
1151 static int bnx2x_get_eeprom_len(struct net_device *dev)
1152 {
1153         struct bnx2x *bp = netdev_priv(dev);
1154
1155         return bp->common.flash_size;
1156 }
1157
1158 /* Per pf misc lock must be aquired before the per port mcp lock. Otherwise, had
1159  * we done things the other way around, if two pfs from the same port would
1160  * attempt to access nvram at the same time, we could run into a scenario such
1161  * as:
1162  * pf A takes the port lock.
1163  * pf B succeeds in taking the same lock since they are from the same port.
1164  * pf A takes the per pf misc lock. Performs eeprom access.
1165  * pf A finishes. Unlocks the per pf misc lock.
1166  * Pf B takes the lock and proceeds to perform it's own access.
1167  * pf A unlocks the per port lock, while pf B is still working (!).
1168  * mcp takes the per port lock and corrupts pf B's access (and/or has it's own
1169  * access corrupted by pf B)
1170  */
1171 static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
1172 {
1173         int port = BP_PORT(bp);
1174         int count, i;
1175         u32 val;
1176
1177         /* acquire HW lock: protect against other PFs in PF Direct Assignment */
1178         bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1179
1180         /* adjust timeout for emulation/FPGA */
1181         count = BNX2X_NVRAM_TIMEOUT_COUNT;
1182         if (CHIP_REV_IS_SLOW(bp))
1183                 count *= 100;
1184
1185         /* request access to nvram interface */
1186         REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1187                (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
1188
1189         for (i = 0; i < count*10; i++) {
1190                 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1191                 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
1192                         break;
1193
1194                 udelay(5);
1195         }
1196
1197         if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
1198                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1199                    "cannot get access to nvram interface\n");
1200                 return -EBUSY;
1201         }
1202
1203         return 0;
1204 }
1205
1206 static int bnx2x_release_nvram_lock(struct bnx2x *bp)
1207 {
1208         int port = BP_PORT(bp);
1209         int count, i;
1210         u32 val;
1211
1212         /* adjust timeout for emulation/FPGA */
1213         count = BNX2X_NVRAM_TIMEOUT_COUNT;
1214         if (CHIP_REV_IS_SLOW(bp))
1215                 count *= 100;
1216
1217         /* relinquish nvram interface */
1218         REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1219                (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
1220
1221         for (i = 0; i < count*10; i++) {
1222                 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1223                 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
1224                         break;
1225
1226                 udelay(5);
1227         }
1228
1229         if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
1230                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1231                    "cannot free access to nvram interface\n");
1232                 return -EBUSY;
1233         }
1234
1235         /* release HW lock: protect against other PFs in PF Direct Assignment */
1236         bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1237         return 0;
1238 }
1239
1240 static void bnx2x_enable_nvram_access(struct bnx2x *bp)
1241 {
1242         u32 val;
1243
1244         val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1245
1246         /* enable both bits, even on read */
1247         REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1248                (val | MCPR_NVM_ACCESS_ENABLE_EN |
1249                       MCPR_NVM_ACCESS_ENABLE_WR_EN));
1250 }
1251
1252 static void bnx2x_disable_nvram_access(struct bnx2x *bp)
1253 {
1254         u32 val;
1255
1256         val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1257
1258         /* disable both bits, even after read */
1259         REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1260                (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
1261                         MCPR_NVM_ACCESS_ENABLE_WR_EN)));
1262 }
1263
1264 static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
1265                                   u32 cmd_flags)
1266 {
1267         int count, i, rc;
1268         u32 val;
1269
1270         /* build the command word */
1271         cmd_flags |= MCPR_NVM_COMMAND_DOIT;
1272
1273         /* need to clear DONE bit separately */
1274         REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1275
1276         /* address of the NVRAM to read from */
1277         REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1278                (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1279
1280         /* issue a read command */
1281         REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1282
1283         /* adjust timeout for emulation/FPGA */
1284         count = BNX2X_NVRAM_TIMEOUT_COUNT;
1285         if (CHIP_REV_IS_SLOW(bp))
1286                 count *= 100;
1287
1288         /* wait for completion */
1289         *ret_val = 0;
1290         rc = -EBUSY;
1291         for (i = 0; i < count; i++) {
1292                 udelay(5);
1293                 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1294
1295                 if (val & MCPR_NVM_COMMAND_DONE) {
1296                         val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
1297                         /* we read nvram data in cpu order
1298                          * but ethtool sees it as an array of bytes
1299                          * converting to big-endian will do the work
1300                          */
1301                         *ret_val = cpu_to_be32(val);
1302                         rc = 0;
1303                         break;
1304                 }
1305         }
1306         if (rc == -EBUSY)
1307                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1308                    "nvram read timeout expired\n");
1309         return rc;
1310 }
1311
1312 static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
1313                             int buf_size)
1314 {
1315         int rc;
1316         u32 cmd_flags;
1317         __be32 val;
1318
1319         if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1320                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1321                    "Invalid parameter: offset 0x%x  buf_size 0x%x\n",
1322                    offset, buf_size);
1323                 return -EINVAL;
1324         }
1325
1326         if (offset + buf_size > bp->common.flash_size) {
1327                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1328                    "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1329                    offset, buf_size, bp->common.flash_size);
1330                 return -EINVAL;
1331         }
1332
1333         /* request access to nvram interface */
1334         rc = bnx2x_acquire_nvram_lock(bp);
1335         if (rc)
1336                 return rc;
1337
1338         /* enable access to nvram interface */
1339         bnx2x_enable_nvram_access(bp);
1340
1341         /* read the first word(s) */
1342         cmd_flags = MCPR_NVM_COMMAND_FIRST;
1343         while ((buf_size > sizeof(u32)) && (rc == 0)) {
1344                 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1345                 memcpy(ret_buf, &val, 4);
1346
1347                 /* advance to the next dword */
1348                 offset += sizeof(u32);
1349                 ret_buf += sizeof(u32);
1350                 buf_size -= sizeof(u32);
1351                 cmd_flags = 0;
1352         }
1353
1354         if (rc == 0) {
1355                 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1356                 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1357                 memcpy(ret_buf, &val, 4);
1358         }
1359
1360         /* disable access to nvram interface */
1361         bnx2x_disable_nvram_access(bp);
1362         bnx2x_release_nvram_lock(bp);
1363
1364         return rc;
1365 }
1366
1367 static int bnx2x_get_eeprom(struct net_device *dev,
1368                             struct ethtool_eeprom *eeprom, u8 *eebuf)
1369 {
1370         struct bnx2x *bp = netdev_priv(dev);
1371         int rc;
1372
1373         if (!netif_running(dev)) {
1374                 DP(BNX2X_MSG_ETHTOOL  | BNX2X_MSG_NVM,
1375                    "cannot access eeprom when the interface is down\n");
1376                 return -EAGAIN;
1377         }
1378
1379         DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1380            "  magic 0x%x  offset 0x%x (%d)  len 0x%x (%d)\n",
1381            eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1382            eeprom->len, eeprom->len);
1383
1384         /* parameters already validated in ethtool_get_eeprom */
1385
1386         rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
1387
1388         return rc;
1389 }
1390
1391 static int bnx2x_get_module_eeprom(struct net_device *dev,
1392                                    struct ethtool_eeprom *ee,
1393                                    u8 *data)
1394 {
1395         struct bnx2x *bp = netdev_priv(dev);
1396         int rc = 0, phy_idx;
1397         u8 *user_data = data;
1398         int remaining_len = ee->len, xfer_size;
1399         unsigned int page_off = ee->offset;
1400
1401         if (!netif_running(dev)) {
1402                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1403                    "cannot access eeprom when the interface is down\n");
1404                 return -EAGAIN;
1405         }
1406
1407         phy_idx = bnx2x_get_cur_phy_idx(bp);
1408         bnx2x_acquire_phy_lock(bp);
1409         while (!rc && remaining_len > 0) {
1410                 xfer_size = (remaining_len > SFP_EEPROM_PAGE_SIZE) ?
1411                         SFP_EEPROM_PAGE_SIZE : remaining_len;
1412                 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1413                                                   &bp->link_params,
1414                                                   page_off,
1415                                                   xfer_size,
1416                                                   user_data);
1417                 remaining_len -= xfer_size;
1418                 user_data += xfer_size;
1419                 page_off += xfer_size;
1420         }
1421
1422         bnx2x_release_phy_lock(bp);
1423         return rc;
1424 }
1425
1426 static int bnx2x_get_module_info(struct net_device *dev,
1427                                  struct ethtool_modinfo *modinfo)
1428 {
1429         struct bnx2x *bp = netdev_priv(dev);
1430         int phy_idx;
1431         if (!netif_running(dev)) {
1432                 DP(BNX2X_MSG_ETHTOOL  | BNX2X_MSG_NVM,
1433                    "cannot access eeprom when the interface is down\n");
1434                 return -EAGAIN;
1435         }
1436
1437         phy_idx = bnx2x_get_cur_phy_idx(bp);
1438         switch (bp->link_params.phy[phy_idx].media_type) {
1439         case ETH_PHY_SFPP_10G_FIBER:
1440         case ETH_PHY_SFP_1G_FIBER:
1441         case ETH_PHY_DA_TWINAX:
1442                 modinfo->type = ETH_MODULE_SFF_8079;
1443                 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
1444                 return 0;
1445         default:
1446                 return -EOPNOTSUPP;
1447         }
1448 }
1449
1450 static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
1451                                    u32 cmd_flags)
1452 {
1453         int count, i, rc;
1454
1455         /* build the command word */
1456         cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
1457
1458         /* need to clear DONE bit separately */
1459         REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1460
1461         /* write the data */
1462         REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
1463
1464         /* address of the NVRAM to write to */
1465         REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1466                (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1467
1468         /* issue the write command */
1469         REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1470
1471         /* adjust timeout for emulation/FPGA */
1472         count = BNX2X_NVRAM_TIMEOUT_COUNT;
1473         if (CHIP_REV_IS_SLOW(bp))
1474                 count *= 100;
1475
1476         /* wait for completion */
1477         rc = -EBUSY;
1478         for (i = 0; i < count; i++) {
1479                 udelay(5);
1480                 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1481                 if (val & MCPR_NVM_COMMAND_DONE) {
1482                         rc = 0;
1483                         break;
1484                 }
1485         }
1486
1487         if (rc == -EBUSY)
1488                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1489                    "nvram write timeout expired\n");
1490         return rc;
1491 }
1492
1493 #define BYTE_OFFSET(offset)             (8 * (offset & 0x03))
1494
1495 static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
1496                               int buf_size)
1497 {
1498         int rc;
1499         u32 cmd_flags;
1500         u32 align_offset;
1501         __be32 val;
1502
1503         if (offset + buf_size > bp->common.flash_size) {
1504                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1505                    "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1506                    offset, buf_size, bp->common.flash_size);
1507                 return -EINVAL;
1508         }
1509
1510         /* request access to nvram interface */
1511         rc = bnx2x_acquire_nvram_lock(bp);
1512         if (rc)
1513                 return rc;
1514
1515         /* enable access to nvram interface */
1516         bnx2x_enable_nvram_access(bp);
1517
1518         cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
1519         align_offset = (offset & ~0x03);
1520         rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags);
1521
1522         if (rc == 0) {
1523                 val &= ~(0xff << BYTE_OFFSET(offset));
1524                 val |= (*data_buf << BYTE_OFFSET(offset));
1525
1526                 /* nvram data is returned as an array of bytes
1527                  * convert it back to cpu order
1528                  */
1529                 val = be32_to_cpu(val);
1530
1531                 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
1532                                              cmd_flags);
1533         }
1534
1535         /* disable access to nvram interface */
1536         bnx2x_disable_nvram_access(bp);
1537         bnx2x_release_nvram_lock(bp);
1538
1539         return rc;
1540 }
1541
1542 static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
1543                              int buf_size)
1544 {
1545         int rc;
1546         u32 cmd_flags;
1547         u32 val;
1548         u32 written_so_far;
1549
1550         if (buf_size == 1)      /* ethtool */
1551                 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
1552
1553         if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1554                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1555                    "Invalid parameter: offset 0x%x  buf_size 0x%x\n",
1556                    offset, buf_size);
1557                 return -EINVAL;
1558         }
1559
1560         if (offset + buf_size > bp->common.flash_size) {
1561                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1562                    "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1563                    offset, buf_size, bp->common.flash_size);
1564                 return -EINVAL;
1565         }
1566
1567         /* request access to nvram interface */
1568         rc = bnx2x_acquire_nvram_lock(bp);
1569         if (rc)
1570                 return rc;
1571
1572         /* enable access to nvram interface */
1573         bnx2x_enable_nvram_access(bp);
1574
1575         written_so_far = 0;
1576         cmd_flags = MCPR_NVM_COMMAND_FIRST;
1577         while ((written_so_far < buf_size) && (rc == 0)) {
1578                 if (written_so_far == (buf_size - sizeof(u32)))
1579                         cmd_flags |= MCPR_NVM_COMMAND_LAST;
1580                 else if (((offset + 4) % BNX2X_NVRAM_PAGE_SIZE) == 0)
1581                         cmd_flags |= MCPR_NVM_COMMAND_LAST;
1582                 else if ((offset % BNX2X_NVRAM_PAGE_SIZE) == 0)
1583                         cmd_flags |= MCPR_NVM_COMMAND_FIRST;
1584
1585                 memcpy(&val, data_buf, 4);
1586
1587                 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
1588
1589                 /* advance to the next dword */
1590                 offset += sizeof(u32);
1591                 data_buf += sizeof(u32);
1592                 written_so_far += sizeof(u32);
1593                 cmd_flags = 0;
1594         }
1595
1596         /* disable access to nvram interface */
1597         bnx2x_disable_nvram_access(bp);
1598         bnx2x_release_nvram_lock(bp);
1599
1600         return rc;
1601 }
1602
1603 static int bnx2x_set_eeprom(struct net_device *dev,
1604                             struct ethtool_eeprom *eeprom, u8 *eebuf)
1605 {
1606         struct bnx2x *bp = netdev_priv(dev);
1607         int port = BP_PORT(bp);
1608         int rc = 0;
1609         u32 ext_phy_config;
1610         if (!netif_running(dev)) {
1611                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1612                    "cannot access eeprom when the interface is down\n");
1613                 return -EAGAIN;
1614         }
1615
1616         DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1617            "  magic 0x%x  offset 0x%x (%d)  len 0x%x (%d)\n",
1618            eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1619            eeprom->len, eeprom->len);
1620
1621         /* parameters already validated in ethtool_set_eeprom */
1622
1623         /* PHY eeprom can be accessed only by the PMF */
1624         if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
1625             !bp->port.pmf) {
1626                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1627                    "wrong magic or interface is not pmf\n");
1628                 return -EINVAL;
1629         }
1630
1631         ext_phy_config =
1632                 SHMEM_RD(bp,
1633                          dev_info.port_hw_config[port].external_phy_config);
1634
1635         if (eeprom->magic == 0x50485950) {
1636                 /* 'PHYP' (0x50485950): prepare phy for FW upgrade */
1637                 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1638
1639                 bnx2x_acquire_phy_lock(bp);
1640                 rc |= bnx2x_link_reset(&bp->link_params,
1641                                        &bp->link_vars, 0);
1642                 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1643                                         PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
1644                         bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1645                                        MISC_REGISTERS_GPIO_HIGH, port);
1646                 bnx2x_release_phy_lock(bp);
1647                 bnx2x_link_report(bp);
1648
1649         } else if (eeprom->magic == 0x50485952) {
1650                 /* 'PHYR' (0x50485952): re-init link after FW upgrade */
1651                 if (bp->state == BNX2X_STATE_OPEN) {
1652                         bnx2x_acquire_phy_lock(bp);
1653                         rc |= bnx2x_link_reset(&bp->link_params,
1654                                                &bp->link_vars, 1);
1655
1656                         rc |= bnx2x_phy_init(&bp->link_params,
1657                                              &bp->link_vars);
1658                         bnx2x_release_phy_lock(bp);
1659                         bnx2x_calc_fc_adv(bp);
1660                 }
1661         } else if (eeprom->magic == 0x53985943) {
1662                 /* 'PHYC' (0x53985943): PHY FW upgrade completed */
1663                 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1664                                        PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
1665
1666                         /* DSP Remove Download Mode */
1667                         bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1668                                        MISC_REGISTERS_GPIO_LOW, port);
1669
1670                         bnx2x_acquire_phy_lock(bp);
1671
1672                         bnx2x_sfx7101_sp_sw_reset(bp,
1673                                                 &bp->link_params.phy[EXT_PHY1]);
1674
1675                         /* wait 0.5 sec to allow it to run */
1676                         msleep(500);
1677                         bnx2x_ext_phy_hw_reset(bp, port);
1678                         msleep(500);
1679                         bnx2x_release_phy_lock(bp);
1680                 }
1681         } else
1682                 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
1683
1684         return rc;
1685 }
1686
1687 static int bnx2x_get_coalesce(struct net_device *dev,
1688                               struct ethtool_coalesce *coal)
1689 {
1690         struct bnx2x *bp = netdev_priv(dev);
1691
1692         memset(coal, 0, sizeof(struct ethtool_coalesce));
1693
1694         coal->rx_coalesce_usecs = bp->rx_ticks;
1695         coal->tx_coalesce_usecs = bp->tx_ticks;
1696
1697         return 0;
1698 }
1699
1700 static int bnx2x_set_coalesce(struct net_device *dev,
1701                               struct ethtool_coalesce *coal)
1702 {
1703         struct bnx2x *bp = netdev_priv(dev);
1704
1705         bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
1706         if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
1707                 bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;
1708
1709         bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
1710         if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
1711                 bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;
1712
1713         if (netif_running(dev))
1714                 bnx2x_update_coalesce(bp);
1715
1716         return 0;
1717 }
1718
1719 static void bnx2x_get_ringparam(struct net_device *dev,
1720                                 struct ethtool_ringparam *ering)
1721 {
1722         struct bnx2x *bp = netdev_priv(dev);
1723
1724         ering->rx_max_pending = MAX_RX_AVAIL;
1725
1726         if (bp->rx_ring_size)
1727                 ering->rx_pending = bp->rx_ring_size;
1728         else
1729                 ering->rx_pending = MAX_RX_AVAIL;
1730
1731         ering->tx_max_pending = IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL;
1732         ering->tx_pending = bp->tx_ring_size;
1733 }
1734
1735 static int bnx2x_set_ringparam(struct net_device *dev,
1736                                struct ethtool_ringparam *ering)
1737 {
1738         struct bnx2x *bp = netdev_priv(dev);
1739
1740         DP(BNX2X_MSG_ETHTOOL,
1741            "set ring params command parameters: rx_pending = %d, tx_pending = %d\n",
1742            ering->rx_pending, ering->tx_pending);
1743
1744         if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1745                 DP(BNX2X_MSG_ETHTOOL,
1746                    "Handling parity error recovery. Try again later\n");
1747                 return -EAGAIN;
1748         }
1749
1750         if ((ering->rx_pending > MAX_RX_AVAIL) ||
1751             (ering->rx_pending < (bp->disable_tpa ? MIN_RX_SIZE_NONTPA :
1752                                                     MIN_RX_SIZE_TPA)) ||
1753             (ering->tx_pending > (IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL)) ||
1754             (ering->tx_pending <= MAX_SKB_FRAGS + 4)) {
1755                 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
1756                 return -EINVAL;
1757         }
1758
1759         bp->rx_ring_size = ering->rx_pending;
1760         bp->tx_ring_size = ering->tx_pending;
1761
1762         return bnx2x_reload_if_running(dev);
1763 }
1764
1765 static void bnx2x_get_pauseparam(struct net_device *dev,
1766                                  struct ethtool_pauseparam *epause)
1767 {
1768         struct bnx2x *bp = netdev_priv(dev);
1769         int cfg_idx = bnx2x_get_link_cfg_idx(bp);
1770         int cfg_reg;
1771
1772         epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
1773                            BNX2X_FLOW_CTRL_AUTO);
1774
1775         if (!epause->autoneg)
1776                 cfg_reg = bp->link_params.req_flow_ctrl[cfg_idx];
1777         else
1778                 cfg_reg = bp->link_params.req_fc_auto_adv;
1779
1780         epause->rx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_RX) ==
1781                             BNX2X_FLOW_CTRL_RX);
1782         epause->tx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_TX) ==
1783                             BNX2X_FLOW_CTRL_TX);
1784
1785         DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1786            "  autoneg %d  rx_pause %d  tx_pause %d\n",
1787            epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1788 }
1789
1790 static int bnx2x_set_pauseparam(struct net_device *dev,
1791                                 struct ethtool_pauseparam *epause)
1792 {
1793         struct bnx2x *bp = netdev_priv(dev);
1794         u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1795         if (IS_MF(bp))
1796                 return 0;
1797
1798         DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1799            "  autoneg %d  rx_pause %d  tx_pause %d\n",
1800            epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1801
1802         bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
1803
1804         if (epause->rx_pause)
1805                 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
1806
1807         if (epause->tx_pause)
1808                 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
1809
1810         if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
1811                 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
1812
1813         if (epause->autoneg) {
1814                 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
1815                         DP(BNX2X_MSG_ETHTOOL, "autoneg not supported\n");
1816                         return -EINVAL;
1817                 }
1818
1819                 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
1820                         bp->link_params.req_flow_ctrl[cfg_idx] =
1821                                 BNX2X_FLOW_CTRL_AUTO;
1822                 }
1823                 bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_NONE;
1824                 if (epause->rx_pause)
1825                         bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_RX;
1826
1827                 if (epause->tx_pause)
1828                         bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_TX;
1829         }
1830
1831         DP(BNX2X_MSG_ETHTOOL,
1832            "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
1833
1834         if (netif_running(dev)) {
1835                 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1836                 bnx2x_link_set(bp);
1837         }
1838
1839         return 0;
1840 }
1841
1842 static const char bnx2x_tests_str_arr[BNX2X_NUM_TESTS_SF][ETH_GSTRING_LEN] = {
1843         "register_test (offline)    ",
1844         "memory_test (offline)      ",
1845         "int_loopback_test (offline)",
1846         "ext_loopback_test (offline)",
1847         "nvram_test (online)        ",
1848         "interrupt_test (online)    ",
1849         "link_test (online)         "
1850 };
1851
1852 static u32 bnx2x_eee_to_adv(u32 eee_adv)
1853 {
1854         u32 modes = 0;
1855
1856         if (eee_adv & SHMEM_EEE_100M_ADV)
1857                 modes |= ADVERTISED_100baseT_Full;
1858         if (eee_adv & SHMEM_EEE_1G_ADV)
1859                 modes |= ADVERTISED_1000baseT_Full;
1860         if (eee_adv & SHMEM_EEE_10G_ADV)
1861                 modes |= ADVERTISED_10000baseT_Full;
1862
1863         return modes;
1864 }
1865
1866 static u32 bnx2x_adv_to_eee(u32 modes, u32 shift)
1867 {
1868         u32 eee_adv = 0;
1869         if (modes & ADVERTISED_100baseT_Full)
1870                 eee_adv |= SHMEM_EEE_100M_ADV;
1871         if (modes & ADVERTISED_1000baseT_Full)
1872                 eee_adv |= SHMEM_EEE_1G_ADV;
1873         if (modes & ADVERTISED_10000baseT_Full)
1874                 eee_adv |= SHMEM_EEE_10G_ADV;
1875
1876         return eee_adv << shift;
1877 }
1878
1879 static int bnx2x_get_eee(struct net_device *dev, struct ethtool_eee *edata)
1880 {
1881         struct bnx2x *bp = netdev_priv(dev);
1882         u32 eee_cfg;
1883
1884         if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
1885                 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
1886                 return -EOPNOTSUPP;
1887         }
1888
1889         eee_cfg = bp->link_vars.eee_status;
1890
1891         edata->supported =
1892                 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_SUPPORTED_MASK) >>
1893                                  SHMEM_EEE_SUPPORTED_SHIFT);
1894
1895         edata->advertised =
1896                 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_ADV_STATUS_MASK) >>
1897                                  SHMEM_EEE_ADV_STATUS_SHIFT);
1898         edata->lp_advertised =
1899                 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_LP_ADV_STATUS_MASK) >>
1900                                  SHMEM_EEE_LP_ADV_STATUS_SHIFT);
1901
1902         /* SHMEM value is in 16u units --> Convert to 1u units. */
1903         edata->tx_lpi_timer = (eee_cfg & SHMEM_EEE_TIMER_MASK) << 4;
1904
1905         edata->eee_enabled    = (eee_cfg & SHMEM_EEE_REQUESTED_BIT)     ? 1 : 0;
1906         edata->eee_active     = (eee_cfg & SHMEM_EEE_ACTIVE_BIT)        ? 1 : 0;
1907         edata->tx_lpi_enabled = (eee_cfg & SHMEM_EEE_LPI_REQUESTED_BIT) ? 1 : 0;
1908
1909         return 0;
1910 }
1911
1912 static int bnx2x_set_eee(struct net_device *dev, struct ethtool_eee *edata)
1913 {
1914         struct bnx2x *bp = netdev_priv(dev);
1915         u32 eee_cfg;
1916         u32 advertised;
1917
1918         if (IS_MF(bp))
1919                 return 0;
1920
1921         if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
1922                 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
1923                 return -EOPNOTSUPP;
1924         }
1925
1926         eee_cfg = bp->link_vars.eee_status;
1927
1928         if (!(eee_cfg & SHMEM_EEE_SUPPORTED_MASK)) {
1929                 DP(BNX2X_MSG_ETHTOOL, "Board does not support EEE!\n");
1930                 return -EOPNOTSUPP;
1931         }
1932
1933         advertised = bnx2x_adv_to_eee(edata->advertised,
1934                                       SHMEM_EEE_ADV_STATUS_SHIFT);
1935         if ((advertised != (eee_cfg & SHMEM_EEE_ADV_STATUS_MASK))) {
1936                 DP(BNX2X_MSG_ETHTOOL,
1937                    "Direct manipulation of EEE advertisement is not supported\n");
1938                 return -EINVAL;
1939         }
1940
1941         if (edata->tx_lpi_timer > EEE_MODE_TIMER_MASK) {
1942                 DP(BNX2X_MSG_ETHTOOL,
1943                    "Maximal Tx Lpi timer supported is %x(u)\n",
1944                    EEE_MODE_TIMER_MASK);
1945                 return -EINVAL;
1946         }
1947         if (edata->tx_lpi_enabled &&
1948             (edata->tx_lpi_timer < EEE_MODE_NVRAM_AGGRESSIVE_TIME)) {
1949                 DP(BNX2X_MSG_ETHTOOL,
1950                    "Minimal Tx Lpi timer supported is %d(u)\n",
1951                    EEE_MODE_NVRAM_AGGRESSIVE_TIME);
1952                 return -EINVAL;
1953         }
1954
1955         /* All is well; Apply changes*/
1956         if (edata->eee_enabled)
1957                 bp->link_params.eee_mode |= EEE_MODE_ADV_LPI;
1958         else
1959                 bp->link_params.eee_mode &= ~EEE_MODE_ADV_LPI;
1960
1961         if (edata->tx_lpi_enabled)
1962                 bp->link_params.eee_mode |= EEE_MODE_ENABLE_LPI;
1963         else
1964                 bp->link_params.eee_mode &= ~EEE_MODE_ENABLE_LPI;
1965
1966         bp->link_params.eee_mode &= ~EEE_MODE_TIMER_MASK;
1967         bp->link_params.eee_mode |= (edata->tx_lpi_timer &
1968                                     EEE_MODE_TIMER_MASK) |
1969                                     EEE_MODE_OVERRIDE_NVRAM |
1970                                     EEE_MODE_OUTPUT_TIME;
1971
1972         /* Restart link to propogate changes */
1973         if (netif_running(dev)) {
1974                 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1975                 bnx2x_force_link_reset(bp);
1976                 bnx2x_link_set(bp);
1977         }
1978
1979         return 0;
1980 }
1981
1982 enum {
1983         BNX2X_CHIP_E1_OFST = 0,
1984         BNX2X_CHIP_E1H_OFST,
1985         BNX2X_CHIP_E2_OFST,
1986         BNX2X_CHIP_E3_OFST,
1987         BNX2X_CHIP_E3B0_OFST,
1988         BNX2X_CHIP_MAX_OFST
1989 };
1990
1991 #define BNX2X_CHIP_MASK_E1      (1 << BNX2X_CHIP_E1_OFST)
1992 #define BNX2X_CHIP_MASK_E1H     (1 << BNX2X_CHIP_E1H_OFST)
1993 #define BNX2X_CHIP_MASK_E2      (1 << BNX2X_CHIP_E2_OFST)
1994 #define BNX2X_CHIP_MASK_E3      (1 << BNX2X_CHIP_E3_OFST)
1995 #define BNX2X_CHIP_MASK_E3B0    (1 << BNX2X_CHIP_E3B0_OFST)
1996
1997 #define BNX2X_CHIP_MASK_ALL     ((1 << BNX2X_CHIP_MAX_OFST) - 1)
1998 #define BNX2X_CHIP_MASK_E1X     (BNX2X_CHIP_MASK_E1 | BNX2X_CHIP_MASK_E1H)
1999
2000 static int bnx2x_test_registers(struct bnx2x *bp)
2001 {
2002         int idx, i, rc = -ENODEV;
2003         u32 wr_val = 0, hw;
2004         int port = BP_PORT(bp);
2005         static const struct {
2006                 u32 hw;
2007                 u32 offset0;
2008                 u32 offset1;
2009                 u32 mask;
2010         } reg_tbl[] = {
2011 /* 0 */         { BNX2X_CHIP_MASK_ALL,
2012                         BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
2013                 { BNX2X_CHIP_MASK_ALL,
2014                         DORQ_REG_DB_ADDR0,              4, 0xffffffff },
2015                 { BNX2X_CHIP_MASK_E1X,
2016                         HC_REG_AGG_INT_0,               4, 0x000003ff },
2017                 { BNX2X_CHIP_MASK_ALL,
2018                         PBF_REG_MAC_IF0_ENABLE,         4, 0x00000001 },
2019                 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2 | BNX2X_CHIP_MASK_E3,
2020                         PBF_REG_P0_INIT_CRD,            4, 0x000007ff },
2021                 { BNX2X_CHIP_MASK_E3B0,
2022                         PBF_REG_INIT_CRD_Q0,            4, 0x000007ff },
2023                 { BNX2X_CHIP_MASK_ALL,
2024                         PRS_REG_CID_PORT_0,             4, 0x00ffffff },
2025                 { BNX2X_CHIP_MASK_ALL,
2026                         PXP2_REG_PSWRQ_CDU0_L2P,        4, 0x000fffff },
2027                 { BNX2X_CHIP_MASK_ALL,
2028                         PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2029                 { BNX2X_CHIP_MASK_ALL,
2030                         PXP2_REG_PSWRQ_TM0_L2P,         4, 0x000fffff },
2031 /* 10 */        { BNX2X_CHIP_MASK_ALL,
2032                         PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2033                 { BNX2X_CHIP_MASK_ALL,
2034                         PXP2_REG_PSWRQ_TSDM0_L2P,       4, 0x000fffff },
2035                 { BNX2X_CHIP_MASK_ALL,
2036                         QM_REG_CONNNUM_0,               4, 0x000fffff },
2037                 { BNX2X_CHIP_MASK_ALL,
2038                         TM_REG_LIN0_MAX_ACTIVE_CID,     4, 0x0003ffff },
2039                 { BNX2X_CHIP_MASK_ALL,
2040                         SRC_REG_KEYRSS0_0,              40, 0xffffffff },
2041                 { BNX2X_CHIP_MASK_ALL,
2042                         SRC_REG_KEYRSS0_7,              40, 0xffffffff },
2043                 { BNX2X_CHIP_MASK_ALL,
2044                         XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
2045                 { BNX2X_CHIP_MASK_ALL,
2046                         XCM_REG_WU_DA_CNT_CMD00,        4, 0x00000003 },
2047                 { BNX2X_CHIP_MASK_ALL,
2048                         XCM_REG_GLB_DEL_ACK_MAX_CNT_0,  4, 0x000000ff },
2049                 { BNX2X_CHIP_MASK_ALL,
2050                         NIG_REG_LLH0_T_BIT,             4, 0x00000001 },
2051 /* 20 */        { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2052                         NIG_REG_EMAC0_IN_EN,            4, 0x00000001 },
2053                 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2054                         NIG_REG_BMAC0_IN_EN,            4, 0x00000001 },
2055                 { BNX2X_CHIP_MASK_ALL,
2056                         NIG_REG_XCM0_OUT_EN,            4, 0x00000001 },
2057                 { BNX2X_CHIP_MASK_ALL,
2058                         NIG_REG_BRB0_OUT_EN,            4, 0x00000001 },
2059                 { BNX2X_CHIP_MASK_ALL,
2060                         NIG_REG_LLH0_XCM_MASK,          4, 0x00000007 },
2061                 { BNX2X_CHIP_MASK_ALL,
2062                         NIG_REG_LLH0_ACPI_PAT_6_LEN,    68, 0x000000ff },
2063                 { BNX2X_CHIP_MASK_ALL,
2064                         NIG_REG_LLH0_ACPI_PAT_0_CRC,    68, 0xffffffff },
2065                 { BNX2X_CHIP_MASK_ALL,
2066                         NIG_REG_LLH0_DEST_MAC_0_0,      160, 0xffffffff },
2067                 { BNX2X_CHIP_MASK_ALL,
2068                         NIG_REG_LLH0_DEST_IP_0_1,       160, 0xffffffff },
2069                 { BNX2X_CHIP_MASK_ALL,
2070                         NIG_REG_LLH0_IPV4_IPV6_0,       160, 0x00000001 },
2071 /* 30 */        { BNX2X_CHIP_MASK_ALL,
2072                         NIG_REG_LLH0_DEST_UDP_0,        160, 0x0000ffff },
2073                 { BNX2X_CHIP_MASK_ALL,
2074                         NIG_REG_LLH0_DEST_TCP_0,        160, 0x0000ffff },
2075                 { BNX2X_CHIP_MASK_ALL,
2076                         NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
2077                 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2078                         NIG_REG_XGXS_SERDES0_MODE_SEL,  4, 0x00000001 },
2079                 { BNX2X_CHIP_MASK_ALL,
2080                         NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001},
2081                 { BNX2X_CHIP_MASK_ALL,
2082                         NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
2083                 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2084                         NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
2085                 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2086                         NIG_REG_SERDES0_CTRL_PHY_ADDR,  16, 0x0000001f },
2087
2088                 { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 }
2089         };
2090
2091         if (!netif_running(bp->dev)) {
2092                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2093                    "cannot access eeprom when the interface is down\n");
2094                 return rc;
2095         }
2096
2097         if (CHIP_IS_E1(bp))
2098                 hw = BNX2X_CHIP_MASK_E1;
2099         else if (CHIP_IS_E1H(bp))
2100                 hw = BNX2X_CHIP_MASK_E1H;
2101         else if (CHIP_IS_E2(bp))
2102                 hw = BNX2X_CHIP_MASK_E2;
2103         else if (CHIP_IS_E3B0(bp))
2104                 hw = BNX2X_CHIP_MASK_E3B0;
2105         else /* e3 A0 */
2106                 hw = BNX2X_CHIP_MASK_E3;
2107
2108         /* Repeat the test twice:
2109          * First by writing 0x00000000, second by writing 0xffffffff
2110          */
2111         for (idx = 0; idx < 2; idx++) {
2112
2113                 switch (idx) {
2114                 case 0:
2115                         wr_val = 0;
2116                         break;
2117                 case 1:
2118                         wr_val = 0xffffffff;
2119                         break;
2120                 }
2121
2122                 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
2123                         u32 offset, mask, save_val, val;
2124                         if (!(hw & reg_tbl[i].hw))
2125                                 continue;
2126
2127                         offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
2128                         mask = reg_tbl[i].mask;
2129
2130                         save_val = REG_RD(bp, offset);
2131
2132                         REG_WR(bp, offset, wr_val & mask);
2133
2134                         val = REG_RD(bp, offset);
2135
2136                         /* Restore the original register's value */
2137                         REG_WR(bp, offset, save_val);
2138
2139                         /* verify value is as expected */
2140                         if ((val & mask) != (wr_val & mask)) {
2141                                 DP(BNX2X_MSG_ETHTOOL,
2142                                    "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
2143                                    offset, val, wr_val, mask);
2144                                 goto test_reg_exit;
2145                         }
2146                 }
2147         }
2148
2149         rc = 0;
2150
2151 test_reg_exit:
2152         return rc;
2153 }
2154
2155 static int bnx2x_test_memory(struct bnx2x *bp)
2156 {
2157         int i, j, rc = -ENODEV;
2158         u32 val, index;
2159         static const struct {
2160                 u32 offset;
2161                 int size;
2162         } mem_tbl[] = {
2163                 { CCM_REG_XX_DESCR_TABLE,   CCM_REG_XX_DESCR_TABLE_SIZE },
2164                 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
2165                 { CFC_REG_LINK_LIST,        CFC_REG_LINK_LIST_SIZE },
2166                 { DMAE_REG_CMD_MEM,         DMAE_REG_CMD_MEM_SIZE },
2167                 { TCM_REG_XX_DESCR_TABLE,   TCM_REG_XX_DESCR_TABLE_SIZE },
2168                 { UCM_REG_XX_DESCR_TABLE,   UCM_REG_XX_DESCR_TABLE_SIZE },
2169                 { XCM_REG_XX_DESCR_TABLE,   XCM_REG_XX_DESCR_TABLE_SIZE },
2170
2171                 { 0xffffffff, 0 }
2172         };
2173
2174         static const struct {
2175                 char *name;
2176                 u32 offset;
2177                 u32 hw_mask[BNX2X_CHIP_MAX_OFST];
2178         } prty_tbl[] = {
2179                 { "CCM_PRTY_STS",  CCM_REG_CCM_PRTY_STS,
2180                         {0x3ffc0, 0,   0, 0} },
2181                 { "CFC_PRTY_STS",  CFC_REG_CFC_PRTY_STS,
2182                         {0x2,     0x2, 0, 0} },
2183                 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS,
2184                         {0,       0,   0, 0} },
2185                 { "TCM_PRTY_STS",  TCM_REG_TCM_PRTY_STS,
2186                         {0x3ffc0, 0,   0, 0} },
2187                 { "UCM_PRTY_STS",  UCM_REG_UCM_PRTY_STS,
2188                         {0x3ffc0, 0,   0, 0} },
2189                 { "XCM_PRTY_STS",  XCM_REG_XCM_PRTY_STS,
2190                         {0x3ffc1, 0,   0, 0} },
2191
2192                 { NULL, 0xffffffff, {0, 0, 0, 0} }
2193         };
2194
2195         if (!netif_running(bp->dev)) {
2196                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2197                    "cannot access eeprom when the interface is down\n");
2198                 return rc;
2199         }
2200
2201         if (CHIP_IS_E1(bp))
2202                 index = BNX2X_CHIP_E1_OFST;
2203         else if (CHIP_IS_E1H(bp))
2204                 index = BNX2X_CHIP_E1H_OFST;
2205         else if (CHIP_IS_E2(bp))
2206                 index = BNX2X_CHIP_E2_OFST;
2207         else /* e3 */
2208                 index = BNX2X_CHIP_E3_OFST;
2209
2210         /* pre-Check the parity status */
2211         for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2212                 val = REG_RD(bp, prty_tbl[i].offset);
2213                 if (val & ~(prty_tbl[i].hw_mask[index])) {
2214                         DP(BNX2X_MSG_ETHTOOL,
2215                            "%s is 0x%x\n", prty_tbl[i].name, val);
2216                         goto test_mem_exit;
2217                 }
2218         }
2219
2220         /* Go through all the memories */
2221         for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
2222                 for (j = 0; j < mem_tbl[i].size; j++)
2223                         REG_RD(bp, mem_tbl[i].offset + j*4);
2224
2225         /* Check the parity status */
2226         for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2227                 val = REG_RD(bp, prty_tbl[i].offset);
2228                 if (val & ~(prty_tbl[i].hw_mask[index])) {
2229                         DP(BNX2X_MSG_ETHTOOL,
2230                            "%s is 0x%x\n", prty_tbl[i].name, val);
2231                         goto test_mem_exit;
2232                 }
2233         }
2234
2235         rc = 0;
2236
2237 test_mem_exit:
2238         return rc;
2239 }
2240
2241 static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
2242 {
2243         int cnt = 1400;
2244
2245         if (link_up) {
2246                 while (bnx2x_link_test(bp, is_serdes) && cnt--)
2247                         msleep(20);
2248
2249                 if (cnt <= 0 && bnx2x_link_test(bp, is_serdes))
2250                         DP(BNX2X_MSG_ETHTOOL, "Timeout waiting for link up\n");
2251
2252                 cnt = 1400;
2253                 while (!bp->link_vars.link_up && cnt--)
2254                         msleep(20);
2255
2256                 if (cnt <= 0 && !bp->link_vars.link_up)
2257                         DP(BNX2X_MSG_ETHTOOL,
2258                            "Timeout waiting for link init\n");
2259         }
2260 }
2261
2262 static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
2263 {
2264         unsigned int pkt_size, num_pkts, i;
2265         struct sk_buff *skb;
2266         unsigned char *packet;
2267         struct bnx2x_fastpath *fp_rx = &bp->fp[0];
2268         struct bnx2x_fastpath *fp_tx = &bp->fp[0];
2269         struct bnx2x_fp_txdata *txdata = fp_tx->txdata_ptr[0];
2270         u16 tx_start_idx, tx_idx;
2271         u16 rx_start_idx, rx_idx;
2272         u16 pkt_prod, bd_prod;
2273         struct sw_tx_bd *tx_buf;
2274         struct eth_tx_start_bd *tx_start_bd;
2275         dma_addr_t mapping;
2276         union eth_rx_cqe *cqe;
2277         u8 cqe_fp_flags, cqe_fp_type;
2278         struct sw_rx_bd *rx_buf;
2279         u16 len;
2280         int rc = -ENODEV;
2281         u8 *data;
2282         struct netdev_queue *txq = netdev_get_tx_queue(bp->dev,
2283                                                        txdata->txq_index);
2284
2285         /* check the loopback mode */
2286         switch (loopback_mode) {
2287         case BNX2X_PHY_LOOPBACK:
2288                 if (bp->link_params.loopback_mode != LOOPBACK_XGXS) {
2289                         DP(BNX2X_MSG_ETHTOOL, "PHY loopback not supported\n");
2290                         return -EINVAL;
2291                 }
2292                 break;
2293         case BNX2X_MAC_LOOPBACK:
2294                 if (CHIP_IS_E3(bp)) {
2295                         int cfg_idx = bnx2x_get_link_cfg_idx(bp);
2296                         if (bp->port.supported[cfg_idx] &
2297                             (SUPPORTED_10000baseT_Full |
2298                              SUPPORTED_20000baseMLD2_Full |
2299                              SUPPORTED_20000baseKR2_Full))
2300                                 bp->link_params.loopback_mode = LOOPBACK_XMAC;
2301                         else
2302                                 bp->link_params.loopback_mode = LOOPBACK_UMAC;
2303                 } else
2304                         bp->link_params.loopback_mode = LOOPBACK_BMAC;
2305
2306                 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
2307                 break;
2308         case BNX2X_EXT_LOOPBACK:
2309                 if (bp->link_params.loopback_mode != LOOPBACK_EXT) {
2310                         DP(BNX2X_MSG_ETHTOOL,
2311                            "Can't configure external loopback\n");
2312                         return -EINVAL;
2313                 }
2314                 break;
2315         default:
2316                 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
2317                 return -EINVAL;
2318         }
2319
2320         /* prepare the loopback packet */
2321         pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
2322                      bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
2323         skb = netdev_alloc_skb(bp->dev, fp_rx->rx_buf_size);
2324         if (!skb) {
2325                 DP(BNX2X_MSG_ETHTOOL, "Can't allocate skb\n");
2326                 rc = -ENOMEM;
2327                 goto test_loopback_exit;
2328         }
2329         packet = skb_put(skb, pkt_size);
2330         memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
2331         memset(packet + ETH_ALEN, 0, ETH_ALEN);
2332         memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
2333         for (i = ETH_HLEN; i < pkt_size; i++)
2334                 packet[i] = (unsigned char) (i & 0xff);
2335         mapping = dma_map_single(&bp->pdev->dev, skb->data,
2336                                  skb_headlen(skb), DMA_TO_DEVICE);
2337         if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
2338                 rc = -ENOMEM;
2339                 dev_kfree_skb(skb);
2340                 DP(BNX2X_MSG_ETHTOOL, "Unable to map SKB\n");
2341                 goto test_loopback_exit;
2342         }
2343
2344         /* send the loopback packet */
2345         num_pkts = 0;
2346         tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb);
2347         rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2348
2349         netdev_tx_sent_queue(txq, skb->len);
2350
2351         pkt_prod = txdata->tx_pkt_prod++;
2352         tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)];
2353         tx_buf->first_bd = txdata->tx_bd_prod;
2354         tx_buf->skb = skb;
2355         tx_buf->flags = 0;
2356
2357         bd_prod = TX_BD(txdata->tx_bd_prod);
2358         tx_start_bd = &txdata->tx_desc_ring[bd_prod].start_bd;
2359         tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
2360         tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
2361         tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
2362         tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
2363         tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
2364         tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
2365         SET_FLAG(tx_start_bd->general_data,
2366                  ETH_TX_START_BD_HDR_NBDS,
2367                  1);
2368         SET_FLAG(tx_start_bd->general_data,
2369                  ETH_TX_START_BD_PARSE_NBDS,
2370                  0);
2371
2372         /* turn on parsing and get a BD */
2373         bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
2374
2375         if (CHIP_IS_E1x(bp)) {
2376                 u16 global_data = 0;
2377                 struct eth_tx_parse_bd_e1x  *pbd_e1x =
2378                         &txdata->tx_desc_ring[bd_prod].parse_bd_e1x;
2379                 memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
2380                 SET_FLAG(global_data,
2381                          ETH_TX_PARSE_BD_E1X_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2382                 pbd_e1x->global_data = cpu_to_le16(global_data);
2383         } else {
2384                 u32 parsing_data = 0;
2385                 struct eth_tx_parse_bd_e2  *pbd_e2 =
2386                         &txdata->tx_desc_ring[bd_prod].parse_bd_e2;
2387                 memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
2388                 SET_FLAG(parsing_data,
2389                          ETH_TX_PARSE_BD_E2_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2390                 pbd_e2->parsing_data = cpu_to_le32(parsing_data);
2391         }
2392         wmb();
2393
2394         txdata->tx_db.data.prod += 2;
2395         barrier();
2396         DOORBELL(bp, txdata->cid, txdata->tx_db.raw);
2397
2398         mmiowb();
2399         barrier();
2400
2401         num_pkts++;
2402         txdata->tx_bd_prod += 2; /* start + pbd */
2403
2404         udelay(100);
2405
2406         tx_idx = le16_to_cpu(*txdata->tx_cons_sb);
2407         if (tx_idx != tx_start_idx + num_pkts)
2408                 goto test_loopback_exit;
2409
2410         /* Unlike HC IGU won't generate an interrupt for status block
2411          * updates that have been performed while interrupts were
2412          * disabled.
2413          */
2414         if (bp->common.int_block == INT_BLOCK_IGU) {
2415                 /* Disable local BHes to prevent a dead-lock situation between
2416                  * sch_direct_xmit() and bnx2x_run_loopback() (calling
2417                  * bnx2x_tx_int()), as both are taking netif_tx_lock().
2418                  */
2419                 local_bh_disable();
2420                 bnx2x_tx_int(bp, txdata);
2421                 local_bh_enable();
2422         }
2423
2424         rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2425         if (rx_idx != rx_start_idx + num_pkts)
2426                 goto test_loopback_exit;
2427
2428         cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)];
2429         cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
2430         cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE;
2431         if (!CQE_TYPE_FAST(cqe_fp_type) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
2432                 goto test_loopback_rx_exit;
2433
2434         len = le16_to_cpu(cqe->fast_path_cqe.pkt_len_or_gro_seg_len);
2435         if (len != pkt_size)
2436                 goto test_loopback_rx_exit;
2437
2438         rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
2439         dma_sync_single_for_cpu(&bp->pdev->dev,
2440                                    dma_unmap_addr(rx_buf, mapping),
2441                                    fp_rx->rx_buf_size, DMA_FROM_DEVICE);
2442         data = rx_buf->data + NET_SKB_PAD + cqe->fast_path_cqe.placement_offset;
2443         for (i = ETH_HLEN; i < pkt_size; i++)
2444                 if (*(data + i) != (unsigned char) (i & 0xff))
2445                         goto test_loopback_rx_exit;
2446
2447         rc = 0;
2448
2449 test_loopback_rx_exit:
2450
2451         fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
2452         fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
2453         fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
2454         fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
2455
2456         /* Update producers */
2457         bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
2458                              fp_rx->rx_sge_prod);
2459
2460 test_loopback_exit:
2461         bp->link_params.loopback_mode = LOOPBACK_NONE;
2462
2463         return rc;
2464 }
2465
2466 static int bnx2x_test_loopback(struct bnx2x *bp)
2467 {
2468         int rc = 0, res;
2469
2470         if (BP_NOMCP(bp))
2471                 return rc;
2472
2473         if (!netif_running(bp->dev))
2474                 return BNX2X_LOOPBACK_FAILED;
2475
2476         bnx2x_netif_stop(bp, 1);
2477         bnx2x_acquire_phy_lock(bp);
2478
2479         res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK);
2480         if (res) {
2481                 DP(BNX2X_MSG_ETHTOOL, "  PHY loopback failed  (res %d)\n", res);
2482                 rc |= BNX2X_PHY_LOOPBACK_FAILED;
2483         }
2484
2485         res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK);
2486         if (res) {
2487                 DP(BNX2X_MSG_ETHTOOL, "  MAC loopback failed  (res %d)\n", res);
2488                 rc |= BNX2X_MAC_LOOPBACK_FAILED;
2489         }
2490
2491         bnx2x_release_phy_lock(bp);
2492         bnx2x_netif_start(bp);
2493
2494         return rc;
2495 }
2496
2497 static int bnx2x_test_ext_loopback(struct bnx2x *bp)
2498 {
2499         int rc;
2500         u8 is_serdes =
2501                 (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2502
2503         if (BP_NOMCP(bp))
2504                 return -ENODEV;
2505
2506         if (!netif_running(bp->dev))
2507                 return BNX2X_EXT_LOOPBACK_FAILED;
2508
2509         bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2510         rc = bnx2x_nic_load(bp, LOAD_LOOPBACK_EXT);
2511         if (rc) {
2512                 DP(BNX2X_MSG_ETHTOOL,
2513                    "Can't perform self-test, nic_load (for external lb) failed\n");
2514                 return -ENODEV;
2515         }
2516         bnx2x_wait_for_link(bp, 1, is_serdes);
2517
2518         bnx2x_netif_stop(bp, 1);
2519
2520         rc = bnx2x_run_loopback(bp, BNX2X_EXT_LOOPBACK);
2521         if (rc)
2522                 DP(BNX2X_MSG_ETHTOOL, "EXT loopback failed  (res %d)\n", rc);
2523
2524         bnx2x_netif_start(bp);
2525
2526         return rc;
2527 }
2528
2529 #define CRC32_RESIDUAL                  0xdebb20e3
2530
2531 static int bnx2x_test_nvram(struct bnx2x *bp)
2532 {
2533         static const struct {
2534                 int offset;
2535                 int size;
2536         } nvram_tbl[] = {
2537                 {     0,  0x14 }, /* bootstrap */
2538                 {  0x14,  0xec }, /* dir */
2539                 { 0x100, 0x350 }, /* manuf_info */
2540                 { 0x450,  0xf0 }, /* feature_info */
2541                 { 0x640,  0x64 }, /* upgrade_key_info */
2542                 { 0x708,  0x70 }, /* manuf_key_info */
2543                 {     0,     0 }
2544         };
2545         __be32 *buf;
2546         u8 *data;
2547         int i, rc;
2548         u32 magic, crc;
2549
2550         if (BP_NOMCP(bp))
2551                 return 0;
2552
2553         buf = kmalloc(0x350, GFP_KERNEL);
2554         if (!buf) {
2555                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "kmalloc failed\n");
2556                 rc = -ENOMEM;
2557                 goto test_nvram_exit;
2558         }
2559         data = (u8 *)buf;
2560
2561         rc = bnx2x_nvram_read(bp, 0, data, 4);
2562         if (rc) {
2563                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2564                    "magic value read (rc %d)\n", rc);
2565                 goto test_nvram_exit;
2566         }
2567
2568         magic = be32_to_cpu(buf[0]);
2569         if (magic != 0x669955aa) {
2570                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2571                    "wrong magic value (0x%08x)\n", magic);
2572                 rc = -ENODEV;
2573                 goto test_nvram_exit;
2574         }
2575
2576         for (i = 0; nvram_tbl[i].size; i++) {
2577
2578                 rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data,
2579                                       nvram_tbl[i].size);
2580                 if (rc) {
2581                         DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2582                            "nvram_tbl[%d] read data (rc %d)\n", i, rc);
2583                         goto test_nvram_exit;
2584                 }
2585
2586                 crc = ether_crc_le(nvram_tbl[i].size, data);
2587                 if (crc != CRC32_RESIDUAL) {
2588                         DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2589                            "nvram_tbl[%d] wrong crc value (0x%08x)\n", i, crc);
2590                         rc = -ENODEV;
2591                         goto test_nvram_exit;
2592                 }
2593         }
2594
2595 test_nvram_exit:
2596         kfree(buf);
2597         return rc;
2598 }
2599
2600 /* Send an EMPTY ramrod on the first queue */
2601 static int bnx2x_test_intr(struct bnx2x *bp)
2602 {
2603         struct bnx2x_queue_state_params params = {NULL};
2604
2605         if (!netif_running(bp->dev)) {
2606                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2607                    "cannot access eeprom when the interface is down\n");
2608                 return -ENODEV;
2609         }
2610
2611         params.q_obj = &bp->sp_objs->q_obj;
2612         params.cmd = BNX2X_Q_CMD_EMPTY;
2613
2614         __set_bit(RAMROD_COMP_WAIT, &params.ramrod_flags);
2615
2616         return bnx2x_queue_state_change(bp, &params);
2617 }
2618
2619 static void bnx2x_self_test(struct net_device *dev,
2620                             struct ethtool_test *etest, u64 *buf)
2621 {
2622         struct bnx2x *bp = netdev_priv(dev);
2623         u8 is_serdes, link_up;
2624         int rc, cnt = 0;
2625
2626         if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
2627                 netdev_err(bp->dev,
2628                            "Handling parity error recovery. Try again later\n");
2629                 etest->flags |= ETH_TEST_FL_FAILED;
2630                 return;
2631         }
2632
2633         DP(BNX2X_MSG_ETHTOOL,
2634            "Self-test command parameters: offline = %d, external_lb = %d\n",
2635            (etest->flags & ETH_TEST_FL_OFFLINE),
2636            (etest->flags & ETH_TEST_FL_EXTERNAL_LB)>>2);
2637
2638         memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS(bp));
2639
2640         if (!netif_running(dev)) {
2641                 DP(BNX2X_MSG_ETHTOOL,
2642                    "Can't perform self-test when interface is down\n");
2643                 return;
2644         }
2645
2646         is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2647         link_up = bp->link_vars.link_up;
2648         /* offline tests are not supported in MF mode */
2649         if ((etest->flags & ETH_TEST_FL_OFFLINE) && !IS_MF(bp)) {
2650                 int port = BP_PORT(bp);
2651                 u32 val;
2652
2653                 /* save current value of input enable for TX port IF */
2654                 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
2655                 /* disable input for TX port IF */
2656                 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
2657
2658                 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2659                 rc = bnx2x_nic_load(bp, LOAD_DIAG);
2660                 if (rc) {
2661                         etest->flags |= ETH_TEST_FL_FAILED;
2662                         DP(BNX2X_MSG_ETHTOOL,
2663                            "Can't perform self-test, nic_load (for offline) failed\n");
2664                         return;
2665                 }
2666
2667                 /* wait until link state is restored */
2668                 bnx2x_wait_for_link(bp, 1, is_serdes);
2669
2670                 if (bnx2x_test_registers(bp) != 0) {
2671                         buf[0] = 1;
2672                         etest->flags |= ETH_TEST_FL_FAILED;
2673                 }
2674                 if (bnx2x_test_memory(bp) != 0) {
2675                         buf[1] = 1;
2676                         etest->flags |= ETH_TEST_FL_FAILED;
2677                 }
2678
2679                 buf[2] = bnx2x_test_loopback(bp); /* internal LB */
2680                 if (buf[2] != 0)
2681                         etest->flags |= ETH_TEST_FL_FAILED;
2682
2683                 if (etest->flags & ETH_TEST_FL_EXTERNAL_LB) {
2684                         buf[3] = bnx2x_test_ext_loopback(bp); /* external LB */
2685                         if (buf[3] != 0)
2686                                 etest->flags |= ETH_TEST_FL_FAILED;
2687                         etest->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
2688                 }
2689
2690                 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2691
2692                 /* restore input for TX port IF */
2693                 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
2694                 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
2695                 if (rc) {
2696                         etest->flags |= ETH_TEST_FL_FAILED;
2697                         DP(BNX2X_MSG_ETHTOOL,
2698                            "Can't perform self-test, nic_load (for online) failed\n");
2699                         return;
2700                 }
2701                 /* wait until link state is restored */
2702                 bnx2x_wait_for_link(bp, link_up, is_serdes);
2703         }
2704         if (bnx2x_test_nvram(bp) != 0) {
2705                 if (!IS_MF(bp))
2706                         buf[4] = 1;
2707                 else
2708                         buf[0] = 1;
2709                 etest->flags |= ETH_TEST_FL_FAILED;
2710         }
2711         if (bnx2x_test_intr(bp) != 0) {
2712                 if (!IS_MF(bp))
2713                         buf[5] = 1;
2714                 else
2715                         buf[1] = 1;
2716                 etest->flags |= ETH_TEST_FL_FAILED;
2717         }
2718
2719         if (link_up) {
2720                 cnt = 100;
2721                 while (bnx2x_link_test(bp, is_serdes) && --cnt)
2722                         msleep(20);
2723         }
2724
2725         if (!cnt) {
2726                 if (!IS_MF(bp))
2727                         buf[6] = 1;
2728                 else
2729                         buf[2] = 1;
2730                 etest->flags |= ETH_TEST_FL_FAILED;
2731         }
2732 }
2733
2734 #define IS_PORT_STAT(i) \
2735         ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
2736 #define IS_FUNC_STAT(i)         (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
2737 #define IS_MF_MODE_STAT(bp) \
2738                         (IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS))
2739
2740 /* ethtool statistics are displayed for all regular ethernet queues and the
2741  * fcoe L2 queue if not disabled
2742  */
2743 static int bnx2x_num_stat_queues(struct bnx2x *bp)
2744 {
2745         return BNX2X_NUM_ETH_QUEUES(bp);
2746 }
2747
2748 static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
2749 {
2750         struct bnx2x *bp = netdev_priv(dev);
2751         int i, num_stats;
2752
2753         switch (stringset) {
2754         case ETH_SS_STATS:
2755                 if (is_multi(bp)) {
2756                         num_stats = bnx2x_num_stat_queues(bp) *
2757                                                 BNX2X_NUM_Q_STATS;
2758                 } else
2759                         num_stats = 0;
2760                 if (IS_MF_MODE_STAT(bp)) {
2761                         for (i = 0; i < BNX2X_NUM_STATS; i++)
2762                                 if (IS_FUNC_STAT(i))
2763                                         num_stats++;
2764                 } else
2765                         num_stats += BNX2X_NUM_STATS;
2766
2767                 return num_stats;
2768
2769         case ETH_SS_TEST:
2770                 return BNX2X_NUM_TESTS(bp);
2771
2772         default:
2773                 return -EINVAL;
2774         }
2775 }
2776
2777 static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
2778 {
2779         struct bnx2x *bp = netdev_priv(dev);
2780         int i, j, k, start;
2781         char queue_name[MAX_QUEUE_NAME_LEN+1];
2782
2783         switch (stringset) {
2784         case ETH_SS_STATS:
2785                 k = 0;
2786                 if (is_multi(bp)) {
2787                         for_each_eth_queue(bp, i) {
2788                                 memset(queue_name, 0, sizeof(queue_name));
2789                                 sprintf(queue_name, "%d", i);
2790                                 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
2791                                         snprintf(buf + (k + j)*ETH_GSTRING_LEN,
2792                                                 ETH_GSTRING_LEN,
2793                                                 bnx2x_q_stats_arr[j].string,
2794                                                 queue_name);
2795                                 k += BNX2X_NUM_Q_STATS;
2796                         }
2797                 }
2798
2799
2800                 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
2801                         if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
2802                                 continue;
2803                         strcpy(buf + (k + j)*ETH_GSTRING_LEN,
2804                                    bnx2x_stats_arr[i].string);
2805                         j++;
2806                 }
2807
2808                 break;
2809
2810         case ETH_SS_TEST:
2811                 /* First 4 tests cannot be done in MF mode */
2812                 if (!IS_MF(bp))
2813                         start = 0;
2814                 else
2815                         start = 4;
2816                 memcpy(buf, bnx2x_tests_str_arr + start,
2817                        ETH_GSTRING_LEN * BNX2X_NUM_TESTS(bp));
2818         }
2819 }
2820
2821 static void bnx2x_get_ethtool_stats(struct net_device *dev,
2822                                     struct ethtool_stats *stats, u64 *buf)
2823 {
2824         struct bnx2x *bp = netdev_priv(dev);
2825         u32 *hw_stats, *offset;
2826         int i, j, k = 0;
2827
2828         if (is_multi(bp)) {
2829                 for_each_eth_queue(bp, i) {
2830                         hw_stats = (u32 *)&bp->fp_stats[i].eth_q_stats;
2831                         for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
2832                                 if (bnx2x_q_stats_arr[j].size == 0) {
2833                                         /* skip this counter */
2834                                         buf[k + j] = 0;
2835                                         continue;
2836                                 }
2837                                 offset = (hw_stats +
2838                                           bnx2x_q_stats_arr[j].offset);
2839                                 if (bnx2x_q_stats_arr[j].size == 4) {
2840                                         /* 4-byte counter */
2841                                         buf[k + j] = (u64) *offset;
2842                                         continue;
2843                                 }
2844                                 /* 8-byte counter */
2845                                 buf[k + j] = HILO_U64(*offset, *(offset + 1));
2846                         }
2847                         k += BNX2X_NUM_Q_STATS;
2848                 }
2849         }
2850
2851         hw_stats = (u32 *)&bp->eth_stats;
2852         for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
2853                 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
2854                         continue;
2855                 if (bnx2x_stats_arr[i].size == 0) {
2856                         /* skip this counter */
2857                         buf[k + j] = 0;
2858                         j++;
2859                         continue;
2860                 }
2861                 offset = (hw_stats + bnx2x_stats_arr[i].offset);
2862                 if (bnx2x_stats_arr[i].size == 4) {
2863                         /* 4-byte counter */
2864                         buf[k + j] = (u64) *offset;
2865                         j++;
2866                         continue;
2867                 }
2868                 /* 8-byte counter */
2869                 buf[k + j] = HILO_U64(*offset, *(offset + 1));
2870                 j++;
2871         }
2872 }
2873
2874 static int bnx2x_set_phys_id(struct net_device *dev,
2875                              enum ethtool_phys_id_state state)
2876 {
2877         struct bnx2x *bp = netdev_priv(dev);
2878
2879         if (!netif_running(dev)) {
2880                 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2881                    "cannot access eeprom when the interface is down\n");
2882                 return -EAGAIN;
2883         }
2884
2885         if (!bp->port.pmf) {
2886                 DP(BNX2X_MSG_ETHTOOL, "Interface is not pmf\n");
2887                 return -EOPNOTSUPP;
2888         }
2889
2890         switch (state) {
2891         case ETHTOOL_ID_ACTIVE:
2892                 return 1;       /* cycle on/off once per second */
2893
2894         case ETHTOOL_ID_ON:
2895                 bnx2x_acquire_phy_lock(bp);
2896                 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2897                               LED_MODE_ON, SPEED_1000);
2898                 bnx2x_release_phy_lock(bp);
2899                 break;
2900
2901         case ETHTOOL_ID_OFF:
2902                 bnx2x_acquire_phy_lock(bp);
2903                 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2904                               LED_MODE_FRONT_PANEL_OFF, 0);
2905                 bnx2x_release_phy_lock(bp);
2906                 break;
2907
2908         case ETHTOOL_ID_INACTIVE:
2909                 bnx2x_acquire_phy_lock(bp);
2910                 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2911                               LED_MODE_OPER,
2912                               bp->link_vars.line_speed);
2913                 bnx2x_release_phy_lock(bp);
2914         }
2915
2916         return 0;
2917 }
2918
2919 static int bnx2x_get_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
2920 {
2921
2922         switch (info->flow_type) {
2923         case TCP_V4_FLOW:
2924         case TCP_V6_FLOW:
2925                 info->data = RXH_IP_SRC | RXH_IP_DST |
2926                              RXH_L4_B_0_1 | RXH_L4_B_2_3;
2927                 break;
2928         case UDP_V4_FLOW:
2929                 if (bp->rss_conf_obj.udp_rss_v4)
2930                         info->data = RXH_IP_SRC | RXH_IP_DST |
2931                                      RXH_L4_B_0_1 | RXH_L4_B_2_3;
2932                 else
2933                         info->data = RXH_IP_SRC | RXH_IP_DST;
2934                 break;
2935         case UDP_V6_FLOW:
2936                 if (bp->rss_conf_obj.udp_rss_v6)
2937                         info->data = RXH_IP_SRC | RXH_IP_DST |
2938                                      RXH_L4_B_0_1 | RXH_L4_B_2_3;
2939                 else
2940                         info->data = RXH_IP_SRC | RXH_IP_DST;
2941                 break;
2942         case IPV4_FLOW:
2943         case IPV6_FLOW:
2944                 info->data = RXH_IP_SRC | RXH_IP_DST;
2945                 break;
2946         default:
2947                 info->data = 0;
2948                 break;
2949         }
2950
2951         return 0;
2952 }
2953
2954 static int bnx2x_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
2955                            u32 *rules __always_unused)
2956 {
2957         struct bnx2x *bp = netdev_priv(dev);
2958
2959         switch (info->cmd) {
2960         case ETHTOOL_GRXRINGS:
2961                 info->data = BNX2X_NUM_ETH_QUEUES(bp);
2962                 return 0;
2963         case ETHTOOL_GRXFH:
2964                 return bnx2x_get_rss_flags(bp, info);
2965         default:
2966                 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
2967                 return -EOPNOTSUPP;
2968         }
2969 }
2970
2971 static int bnx2x_set_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
2972 {
2973         int udp_rss_requested;
2974
2975         DP(BNX2X_MSG_ETHTOOL,
2976            "Set rss flags command parameters: flow type = %d, data = %llu\n",
2977            info->flow_type, info->data);
2978
2979         switch (info->flow_type) {
2980         case TCP_V4_FLOW:
2981         case TCP_V6_FLOW:
2982                 /* For TCP only 4-tupple hash is supported */
2983                 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST |
2984                                   RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2985                         DP(BNX2X_MSG_ETHTOOL,
2986                            "Command parameters not supported\n");
2987                         return -EINVAL;
2988                 }
2989                 return 0;
2990
2991         case UDP_V4_FLOW:
2992         case UDP_V6_FLOW:
2993                 /* For UDP either 2-tupple hash or 4-tupple hash is supported */
2994                 if (info->data == (RXH_IP_SRC | RXH_IP_DST |
2995                                    RXH_L4_B_0_1 | RXH_L4_B_2_3))
2996                         udp_rss_requested = 1;
2997                 else if (info->data == (RXH_IP_SRC | RXH_IP_DST))
2998                         udp_rss_requested = 0;
2999                 else
3000                         return -EINVAL;
3001                 if ((info->flow_type == UDP_V4_FLOW) &&
3002                     (bp->rss_conf_obj.udp_rss_v4 != udp_rss_requested)) {
3003                         bp->rss_conf_obj.udp_rss_v4 = udp_rss_requested;
3004                         DP(BNX2X_MSG_ETHTOOL,
3005                            "rss re-configured, UDP 4-tupple %s\n",
3006                            udp_rss_requested ? "enabled" : "disabled");
3007                         return bnx2x_config_rss_pf(bp, &bp->rss_conf_obj, 0);
3008                 } else if ((info->flow_type == UDP_V6_FLOW) &&
3009                            (bp->rss_conf_obj.udp_rss_v6 != udp_rss_requested)) {
3010                         bp->rss_conf_obj.udp_rss_v6 = udp_rss_requested;
3011                         DP(BNX2X_MSG_ETHTOOL,
3012                            "rss re-configured, UDP 4-tupple %s\n",
3013                            udp_rss_requested ? "enabled" : "disabled");
3014                         return bnx2x_config_rss_pf(bp, &bp->rss_conf_obj, 0);
3015                 }
3016                 return 0;
3017
3018         case IPV4_FLOW:
3019         case IPV6_FLOW:
3020                 /* For IP only 2-tupple hash is supported */
3021                 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST)) {
3022                         DP(BNX2X_MSG_ETHTOOL,
3023                            "Command parameters not supported\n");
3024                         return -EINVAL;
3025                 }
3026                 return 0;
3027
3028         case SCTP_V4_FLOW:
3029         case AH_ESP_V4_FLOW:
3030         case AH_V4_FLOW:
3031         case ESP_V4_FLOW:
3032         case SCTP_V6_FLOW:
3033         case AH_ESP_V6_FLOW:
3034         case AH_V6_FLOW:
3035         case ESP_V6_FLOW:
3036         case IP_USER_FLOW:
3037         case ETHER_FLOW:
3038                 /* RSS is not supported for these protocols */
3039                 if (info->data) {
3040                         DP(BNX2X_MSG_ETHTOOL,
3041                            "Command parameters not supported\n");
3042                         return -EINVAL;
3043                 }
3044                 return 0;
3045
3046         default:
3047                 return -EINVAL;
3048         }
3049 }
3050
3051 static int bnx2x_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info)
3052 {
3053         struct bnx2x *bp = netdev_priv(dev);
3054
3055         switch (info->cmd) {
3056         case ETHTOOL_SRXFH:
3057                 return bnx2x_set_rss_flags(bp, info);
3058         default:
3059                 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
3060                 return -EOPNOTSUPP;
3061         }
3062 }
3063
3064 static u32 bnx2x_get_rxfh_indir_size(struct net_device *dev)
3065 {
3066         return T_ETH_INDIRECTION_TABLE_SIZE;
3067 }
3068
3069 static int bnx2x_get_rxfh_indir(struct net_device *dev, u32 *indir)
3070 {
3071         struct bnx2x *bp = netdev_priv(dev);
3072         u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
3073         size_t i;
3074
3075         /* Get the current configuration of the RSS indirection table */
3076         bnx2x_get_rss_ind_table(&bp->rss_conf_obj, ind_table);
3077
3078         /*
3079          * We can't use a memcpy() as an internal storage of an
3080          * indirection table is a u8 array while indir->ring_index
3081          * points to an array of u32.
3082          *
3083          * Indirection table contains the FW Client IDs, so we need to
3084          * align the returned table to the Client ID of the leading RSS
3085          * queue.
3086          */
3087         for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++)
3088                 indir[i] = ind_table[i] - bp->fp->cl_id;
3089
3090         return 0;
3091 }
3092
3093 static int bnx2x_set_rxfh_indir(struct net_device *dev, const u32 *indir)
3094 {
3095         struct bnx2x *bp = netdev_priv(dev);
3096         size_t i;
3097
3098         for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
3099                 /*
3100                  * The same as in bnx2x_get_rxfh_indir: we can't use a memcpy()
3101                  * as an internal storage of an indirection table is a u8 array
3102                  * while indir->ring_index points to an array of u32.
3103                  *
3104                  * Indirection table contains the FW Client IDs, so we need to
3105                  * align the received table to the Client ID of the leading RSS
3106                  * queue
3107                  */
3108                 bp->rss_conf_obj.ind_table[i] = indir[i] + bp->fp->cl_id;
3109         }
3110
3111         return bnx2x_config_rss_eth(bp, false);
3112 }
3113
3114 /**
3115  * bnx2x_get_channels - gets the number of RSS queues.
3116  *
3117  * @dev:                net device
3118  * @channels:           returns the number of max / current queues
3119  */
3120 static void bnx2x_get_channels(struct net_device *dev,
3121                                struct ethtool_channels *channels)
3122 {
3123         struct bnx2x *bp = netdev_priv(dev);
3124
3125         channels->max_combined = BNX2X_MAX_RSS_COUNT(bp);
3126         channels->combined_count = BNX2X_NUM_ETH_QUEUES(bp);
3127 }
3128
3129 /**
3130  * bnx2x_change_num_queues - change the number of RSS queues.
3131  *
3132  * @bp:                 bnx2x private structure
3133  *
3134  * Re-configure interrupt mode to get the new number of MSI-X
3135  * vectors and re-add NAPI objects.
3136  */
3137 static void bnx2x_change_num_queues(struct bnx2x *bp, int num_rss)
3138 {
3139         bnx2x_disable_msi(bp);
3140         bp->num_ethernet_queues = num_rss;
3141         bp->num_queues = bp->num_ethernet_queues + bp->num_cnic_queues;
3142         BNX2X_DEV_INFO("set number of queues to %d\n", bp->num_queues);
3143         bnx2x_set_int_mode(bp);
3144 }
3145
3146 /**
3147  * bnx2x_set_channels - sets the number of RSS queues.
3148  *
3149  * @dev:                net device
3150  * @channels:           includes the number of queues requested
3151  */
3152 static int bnx2x_set_channels(struct net_device *dev,
3153                               struct ethtool_channels *channels)
3154 {
3155         struct bnx2x *bp = netdev_priv(dev);
3156
3157
3158         DP(BNX2X_MSG_ETHTOOL,
3159            "set-channels command parameters: rx = %d, tx = %d, other = %d, combined = %d\n",
3160            channels->rx_count, channels->tx_count, channels->other_count,
3161            channels->combined_count);
3162
3163         /* We don't support separate rx / tx channels.
3164          * We don't allow setting 'other' channels.
3165          */
3166         if (channels->rx_count || channels->tx_count || channels->other_count
3167             || (channels->combined_count == 0) ||
3168             (channels->combined_count > BNX2X_MAX_RSS_COUNT(bp))) {
3169                 DP(BNX2X_MSG_ETHTOOL, "command parameters not supported\n");
3170                 return -EINVAL;
3171         }
3172
3173         /* Check if there was a change in the active parameters */
3174         if (channels->combined_count == BNX2X_NUM_ETH_QUEUES(bp)) {
3175                 DP(BNX2X_MSG_ETHTOOL, "No change in active parameters\n");
3176                 return 0;
3177         }
3178
3179         /* Set the requested number of queues in bp context.
3180          * Note that the actual number of queues created during load may be
3181          * less than requested if memory is low.
3182          */
3183         if (unlikely(!netif_running(dev))) {
3184                 bnx2x_change_num_queues(bp, channels->combined_count);
3185                 return 0;
3186         }
3187         bnx2x_nic_unload(bp, UNLOAD_NORMAL, true);
3188         bnx2x_change_num_queues(bp, channels->combined_count);
3189         return bnx2x_nic_load(bp, LOAD_NORMAL);
3190 }
3191
3192 static const struct ethtool_ops bnx2x_ethtool_ops = {
3193         .get_settings           = bnx2x_get_settings,
3194         .set_settings           = bnx2x_set_settings,
3195         .get_drvinfo            = bnx2x_get_drvinfo,
3196         .get_regs_len           = bnx2x_get_regs_len,
3197         .get_regs               = bnx2x_get_regs,
3198         .get_dump_flag          = bnx2x_get_dump_flag,
3199         .get_dump_data          = bnx2x_get_dump_data,
3200         .set_dump               = bnx2x_set_dump,
3201         .get_wol                = bnx2x_get_wol,
3202         .set_wol                = bnx2x_set_wol,
3203         .get_msglevel           = bnx2x_get_msglevel,
3204         .set_msglevel           = bnx2x_set_msglevel,
3205         .nway_reset             = bnx2x_nway_reset,
3206         .get_link               = bnx2x_get_link,
3207         .get_eeprom_len         = bnx2x_get_eeprom_len,
3208         .get_eeprom             = bnx2x_get_eeprom,
3209         .set_eeprom             = bnx2x_set_eeprom,
3210         .get_coalesce           = bnx2x_get_coalesce,
3211         .set_coalesce           = bnx2x_set_coalesce,
3212         .get_ringparam          = bnx2x_get_ringparam,
3213         .set_ringparam          = bnx2x_set_ringparam,
3214         .get_pauseparam         = bnx2x_get_pauseparam,
3215         .set_pauseparam         = bnx2x_set_pauseparam,
3216         .self_test              = bnx2x_self_test,
3217         .get_sset_count         = bnx2x_get_sset_count,
3218         .get_strings            = bnx2x_get_strings,
3219         .set_phys_id            = bnx2x_set_phys_id,
3220         .get_ethtool_stats      = bnx2x_get_ethtool_stats,
3221         .get_rxnfc              = bnx2x_get_rxnfc,
3222         .set_rxnfc              = bnx2x_set_rxnfc,
3223         .get_rxfh_indir_size    = bnx2x_get_rxfh_indir_size,
3224         .get_rxfh_indir         = bnx2x_get_rxfh_indir,
3225         .set_rxfh_indir         = bnx2x_set_rxfh_indir,
3226         .get_channels           = bnx2x_get_channels,
3227         .set_channels           = bnx2x_set_channels,
3228         .get_module_info        = bnx2x_get_module_info,
3229         .get_module_eeprom      = bnx2x_get_module_eeprom,
3230         .get_eee                = bnx2x_get_eee,
3231         .set_eee                = bnx2x_set_eee,
3232         .get_ts_info            = ethtool_op_get_ts_info,
3233 };
3234
3235 void bnx2x_set_ethtool_ops(struct net_device *netdev)
3236 {
3237         SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops);
3238 }