drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c

   1 /* Broadcom NetXtreme-C/E network driver.
   2  *
   3  * Copyright (c) 2014-2016 Broadcom Corporation
   4  * Copyright (c) 2016-2017 Broadcom Limited
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation.
   9  */
  10
  11 #include <linux/ctype.h>
  12 #include <linux/stringify.h>
  13 #include <linux/ethtool.h>
  14 #include <linux/interrupt.h>
  15 #include <linux/pci.h>
  16 #include <linux/etherdevice.h>
  17 #include <linux/crc32.h>
  18 #include <linux/firmware.h>
  19 #include "bnxt_hsi.h"
  20 #include "bnxt.h"
  21 #include "bnxt_xdp.h"
  22 #include "bnxt_ethtool.h"
  23 #include "bnxt_nvm_defs.h"      /* NVRAM content constant and structure defs */
  24 #include "bnxt_fw_hdr.h"        /* Firmware hdr constant and structure defs */
  25 #define FLASH_NVRAM_TIMEOUT     ((HWRM_CMD_TIMEOUT) * 100)
  26 #define FLASH_PACKAGE_TIMEOUT   ((HWRM_CMD_TIMEOUT) * 200)
  27 #define INSTALL_PACKAGE_TIMEOUT ((HWRM_CMD_TIMEOUT) * 200)
  28
  29 static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen);
  30
  31 static u32 bnxt_get_msglevel(struct net_device *dev)
  32 {
  33         struct bnxt *bp = netdev_priv(dev);
  34
  35         return bp->msg_enable;
  36 }
  37
  38 static void bnxt_set_msglevel(struct net_device *dev, u32 value)
  39 {
  40         struct bnxt *bp = netdev_priv(dev);
  41
  42         bp->msg_enable = value;
  43 }
  44
  45 static int bnxt_get_coalesce(struct net_device *dev,
  46                              struct ethtool_coalesce *coal)
  47 {
  48         struct bnxt *bp = netdev_priv(dev);
  49
  50         memset(coal, 0, sizeof(*coal));
  51
  52         coal->rx_coalesce_usecs = bp->rx_coal_ticks;
  53         /* 2 completion records per rx packet */
  54         coal->rx_max_coalesced_frames = bp->rx_coal_bufs / 2;
  55         coal->rx_coalesce_usecs_irq = bp->rx_coal_ticks_irq;
  56         coal->rx_max_coalesced_frames_irq = bp->rx_coal_bufs_irq / 2;
  57
  58         coal->tx_coalesce_usecs = bp->tx_coal_ticks;
  59         coal->tx_max_coalesced_frames = bp->tx_coal_bufs;
  60         coal->tx_coalesce_usecs_irq = bp->tx_coal_ticks_irq;
  61         coal->tx_max_coalesced_frames_irq = bp->tx_coal_bufs_irq;
  62
  63         coal->stats_block_coalesce_usecs = bp->stats_coal_ticks;
  64
  65         return 0;
  66 }
  67
  68 static int bnxt_set_coalesce(struct net_device *dev,
  69                              struct ethtool_coalesce *coal)
  70 {
  71         struct bnxt *bp = netdev_priv(dev);
  72         bool update_stats = false;
  73         int rc = 0;
  74
  75         bp->rx_coal_ticks = coal->rx_coalesce_usecs;
  76         /* 2 completion records per rx packet */
  77         bp->rx_coal_bufs = coal->rx_max_coalesced_frames * 2;
  78         bp->rx_coal_ticks_irq = coal->rx_coalesce_usecs_irq;
  79         bp->rx_coal_bufs_irq = coal->rx_max_coalesced_frames_irq * 2;
  80
  81         bp->tx_coal_ticks = coal->tx_coalesce_usecs;
  82         bp->tx_coal_bufs = coal->tx_max_coalesced_frames;
  83         bp->tx_coal_ticks_irq = coal->tx_coalesce_usecs_irq;
  84         bp->tx_coal_bufs_irq = coal->tx_max_coalesced_frames_irq;
  85
  86         if (bp->stats_coal_ticks != coal->stats_block_coalesce_usecs) {
  87                 u32 stats_ticks = coal->stats_block_coalesce_usecs;
  88
  89                 stats_ticks = clamp_t(u32, stats_ticks,
  90                                       BNXT_MIN_STATS_COAL_TICKS,
  91                                       BNXT_MAX_STATS_COAL_TICKS);
  92                 stats_ticks = rounddown(stats_ticks, BNXT_MIN_STATS_COAL_TICKS);
  93                 bp->stats_coal_ticks = stats_ticks;
  94                 update_stats = true;
  95         }
  96
  97         if (netif_running(dev)) {
  98                 if (update_stats) {
  99                         rc = bnxt_close_nic(bp, true, false);
 100                         if (!rc)
 101                                 rc = bnxt_open_nic(bp, true, false);
 102                 } else {
 103                         rc = bnxt_hwrm_set_coal(bp);
 104                 }
 105         }
 106
 107         return rc;
 108 }
 109
 110 #define BNXT_NUM_STATS  21
 111
 112 #define BNXT_RX_STATS_ENTRY(counter)    \
 113         { BNXT_RX_STATS_OFFSET(counter), __stringify(counter) }
 114
 115 #define BNXT_TX_STATS_ENTRY(counter)    \
 116         { BNXT_TX_STATS_OFFSET(counter), __stringify(counter) }
 117
 118 static const struct {
 119         long offset;
 120         char string[ETH_GSTRING_LEN];
 121 } bnxt_port_stats_arr[] = {
 122         BNXT_RX_STATS_ENTRY(rx_64b_frames),
 123         BNXT_RX_STATS_ENTRY(rx_65b_127b_frames),
 124         BNXT_RX_STATS_ENTRY(rx_128b_255b_frames),
 125         BNXT_RX_STATS_ENTRY(rx_256b_511b_frames),
 126         BNXT_RX_STATS_ENTRY(rx_512b_1023b_frames),
 127         BNXT_RX_STATS_ENTRY(rx_1024b_1518_frames),
 128         BNXT_RX_STATS_ENTRY(rx_good_vlan_frames),
 129         BNXT_RX_STATS_ENTRY(rx_1519b_2047b_frames),
 130         BNXT_RX_STATS_ENTRY(rx_2048b_4095b_frames),
 131         BNXT_RX_STATS_ENTRY(rx_4096b_9216b_frames),
 132         BNXT_RX_STATS_ENTRY(rx_9217b_16383b_frames),
 133         BNXT_RX_STATS_ENTRY(rx_total_frames),
 134         BNXT_RX_STATS_ENTRY(rx_ucast_frames),
 135         BNXT_RX_STATS_ENTRY(rx_mcast_frames),
 136         BNXT_RX_STATS_ENTRY(rx_bcast_frames),
 137         BNXT_RX_STATS_ENTRY(rx_fcs_err_frames),
 138         BNXT_RX_STATS_ENTRY(rx_ctrl_frames),
 139         BNXT_RX_STATS_ENTRY(rx_pause_frames),
 140         BNXT_RX_STATS_ENTRY(rx_pfc_frames),
 141         BNXT_RX_STATS_ENTRY(rx_align_err_frames),
 142         BNXT_RX_STATS_ENTRY(rx_ovrsz_frames),
 143         BNXT_RX_STATS_ENTRY(rx_jbr_frames),
 144         BNXT_RX_STATS_ENTRY(rx_mtu_err_frames),
 145         BNXT_RX_STATS_ENTRY(rx_tagged_frames),
 146         BNXT_RX_STATS_ENTRY(rx_double_tagged_frames),
 147         BNXT_RX_STATS_ENTRY(rx_good_frames),
 148         BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri0),
 149         BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri1),
 150         BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri2),
 151         BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri3),
 152         BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri4),
 153         BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri5),
 154         BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri6),
 155         BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri7),
 156         BNXT_RX_STATS_ENTRY(rx_undrsz_frames),
 157         BNXT_RX_STATS_ENTRY(rx_eee_lpi_events),
 158         BNXT_RX_STATS_ENTRY(rx_eee_lpi_duration),
 159         BNXT_RX_STATS_ENTRY(rx_bytes),
 160         BNXT_RX_STATS_ENTRY(rx_runt_bytes),
 161         BNXT_RX_STATS_ENTRY(rx_runt_frames),
 162
 163         BNXT_TX_STATS_ENTRY(tx_64b_frames),
 164         BNXT_TX_STATS_ENTRY(tx_65b_127b_frames),
 165         BNXT_TX_STATS_ENTRY(tx_128b_255b_frames),
 166         BNXT_TX_STATS_ENTRY(tx_256b_511b_frames),
 167         BNXT_TX_STATS_ENTRY(tx_512b_1023b_frames),
 168         BNXT_TX_STATS_ENTRY(tx_1024b_1518_frames),
 169         BNXT_TX_STATS_ENTRY(tx_good_vlan_frames),
 170         BNXT_TX_STATS_ENTRY(tx_1519b_2047_frames),
 171         BNXT_TX_STATS_ENTRY(tx_2048b_4095b_frames),
 172         BNXT_TX_STATS_ENTRY(tx_4096b_9216b_frames),
 173         BNXT_TX_STATS_ENTRY(tx_9217b_16383b_frames),
 174         BNXT_TX_STATS_ENTRY(tx_good_frames),
 175         BNXT_TX_STATS_ENTRY(tx_total_frames),
 176         BNXT_TX_STATS_ENTRY(tx_ucast_frames),
 177         BNXT_TX_STATS_ENTRY(tx_mcast_frames),
 178         BNXT_TX_STATS_ENTRY(tx_bcast_frames),
 179         BNXT_TX_STATS_ENTRY(tx_pause_frames),
 180         BNXT_TX_STATS_ENTRY(tx_pfc_frames),
 181         BNXT_TX_STATS_ENTRY(tx_jabber_frames),
 182         BNXT_TX_STATS_ENTRY(tx_fcs_err_frames),
 183         BNXT_TX_STATS_ENTRY(tx_err),
 184         BNXT_TX_STATS_ENTRY(tx_fifo_underruns),
 185         BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri0),
 186         BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri1),
 187         BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri2),
 188         BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri3),
 189         BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri4),
 190         BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri5),
 191         BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri6),
 192         BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri7),
 193         BNXT_TX_STATS_ENTRY(tx_eee_lpi_events),
 194         BNXT_TX_STATS_ENTRY(tx_eee_lpi_duration),
 195         BNXT_TX_STATS_ENTRY(tx_total_collisions),
 196         BNXT_TX_STATS_ENTRY(tx_bytes),
 197 };
 198
 199 #define BNXT_NUM_PORT_STATS ARRAY_SIZE(bnxt_port_stats_arr)
 200
 201 static int bnxt_get_sset_count(struct net_device *dev, int sset)
 202 {
 203         struct bnxt *bp = netdev_priv(dev);
 204
 205         switch (sset) {
 206         case ETH_SS_STATS: {
 207                 int num_stats = BNXT_NUM_STATS * bp->cp_nr_rings;
 208
 209                 if (bp->flags & BNXT_FLAG_PORT_STATS)
 210                         num_stats += BNXT_NUM_PORT_STATS;
 211
 212                 return num_stats;
 213         }
 214         case ETH_SS_TEST:
 215                 if (!bp->num_tests)
 216                         return -EOPNOTSUPP;
 217                 return bp->num_tests;
 218         default:
 219                 return -EOPNOTSUPP;
 220         }
 221 }
 222
 223 static void bnxt_get_ethtool_stats(struct net_device *dev,
 224                                    struct ethtool_stats *stats, u64 *buf)
 225 {
 226         u32 i, j = 0;
 227         struct bnxt *bp = netdev_priv(dev);
 228         u32 buf_size = sizeof(struct ctx_hw_stats) * bp->cp_nr_rings;
 229         u32 stat_fields = sizeof(struct ctx_hw_stats) / 8;
 230
 231         memset(buf, 0, buf_size);
 232
 233         if (!bp->bnapi)
 234                 return;
 235
 236         for (i = 0; i < bp->cp_nr_rings; i++) {
 237                 struct bnxt_napi *bnapi = bp->bnapi[i];
 238                 struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring;
 239                 __le64 *hw_stats = (__le64 *)cpr->hw_stats;
 240                 int k;
 241
 242                 for (k = 0; k < stat_fields; j++, k++)
 243                         buf[j] = le64_to_cpu(hw_stats[k]);
 244                 buf[j++] = cpr->rx_l4_csum_errors;
 245         }
 246         if (bp->flags & BNXT_FLAG_PORT_STATS) {
 247                 __le64 *port_stats = (__le64 *)bp->hw_rx_port_stats;
 248
 249                 for (i = 0; i < BNXT_NUM_PORT_STATS; i++, j++) {
 250                         buf[j] = le64_to_cpu(*(port_stats +
 251                                                bnxt_port_stats_arr[i].offset));
 252                 }
 253         }
 254 }
 255
 256 static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
 257 {
 258         struct bnxt *bp = netdev_priv(dev);
 259         u32 i;
 260
 261         switch (stringset) {
 262         /* The number of strings must match BNXT_NUM_STATS defined above. */
 263         case ETH_SS_STATS:
 264                 for (i = 0; i < bp->cp_nr_rings; i++) {
 265                         sprintf(buf, "[%d]: rx_ucast_packets", i);
 266                         buf += ETH_GSTRING_LEN;
 267                         sprintf(buf, "[%d]: rx_mcast_packets", i);
 268                         buf += ETH_GSTRING_LEN;
 269                         sprintf(buf, "[%d]: rx_bcast_packets", i);
 270                         buf += ETH_GSTRING_LEN;
 271                         sprintf(buf, "[%d]: rx_discards", i);
 272                         buf += ETH_GSTRING_LEN;
 273                         sprintf(buf, "[%d]: rx_drops", i);
 274                         buf += ETH_GSTRING_LEN;
 275                         sprintf(buf, "[%d]: rx_ucast_bytes", i);
 276                         buf += ETH_GSTRING_LEN;
 277                         sprintf(buf, "[%d]: rx_mcast_bytes", i);
 278                         buf += ETH_GSTRING_LEN;
 279                         sprintf(buf, "[%d]: rx_bcast_bytes", i);
 280                         buf += ETH_GSTRING_LEN;
 281                         sprintf(buf, "[%d]: tx_ucast_packets", i);
 282                         buf += ETH_GSTRING_LEN;
 283                         sprintf(buf, "[%d]: tx_mcast_packets", i);
 284                         buf += ETH_GSTRING_LEN;
 285                         sprintf(buf, "[%d]: tx_bcast_packets", i);
 286                         buf += ETH_GSTRING_LEN;
 287                         sprintf(buf, "[%d]: tx_discards", i);
 288                         buf += ETH_GSTRING_LEN;
 289                         sprintf(buf, "[%d]: tx_drops", i);
 290                         buf += ETH_GSTRING_LEN;
 291                         sprintf(buf, "[%d]: tx_ucast_bytes", i);
 292                         buf += ETH_GSTRING_LEN;
 293                         sprintf(buf, "[%d]: tx_mcast_bytes", i);
 294                         buf += ETH_GSTRING_LEN;
 295                         sprintf(buf, "[%d]: tx_bcast_bytes", i);
 296                         buf += ETH_GSTRING_LEN;
 297                         sprintf(buf, "[%d]: tpa_packets", i);
 298                         buf += ETH_GSTRING_LEN;
 299                         sprintf(buf, "[%d]: tpa_bytes", i);
 300                         buf += ETH_GSTRING_LEN;
 301                         sprintf(buf, "[%d]: tpa_events", i);
 302                         buf += ETH_GSTRING_LEN;
 303                         sprintf(buf, "[%d]: tpa_aborts", i);
 304                         buf += ETH_GSTRING_LEN;
 305                         sprintf(buf, "[%d]: rx_l4_csum_errors", i);
 306                         buf += ETH_GSTRING_LEN;
 307                 }
 308                 if (bp->flags & BNXT_FLAG_PORT_STATS) {
 309                         for (i = 0; i < BNXT_NUM_PORT_STATS; i++) {
 310                                 strcpy(buf, bnxt_port_stats_arr[i].string);
 311                                 buf += ETH_GSTRING_LEN;
 312                         }
 313                 }
 314                 break;
 315         case ETH_SS_TEST:
 316                 if (bp->num_tests)
 317                         memcpy(buf, bp->test_info->string,
 318                                bp->num_tests * ETH_GSTRING_LEN);
 319                 break;
 320         default:
 321                 netdev_err(bp->dev, "bnxt_get_strings invalid request %x\n",
 322                            stringset);
 323                 break;
 324         }
 325 }
 326
 327 static void bnxt_get_ringparam(struct net_device *dev,
 328                                struct ethtool_ringparam *ering)
 329 {
 330         struct bnxt *bp = netdev_priv(dev);
 331
 332         ering->rx_max_pending = BNXT_MAX_RX_DESC_CNT;
 333         ering->rx_jumbo_max_pending = BNXT_MAX_RX_JUM_DESC_CNT;
 334         ering->tx_max_pending = BNXT_MAX_TX_DESC_CNT;
 335
 336         ering->rx_pending = bp->rx_ring_size;
 337         ering->rx_jumbo_pending = bp->rx_agg_ring_size;
 338         ering->tx_pending = bp->tx_ring_size;
 339 }
 340
 341 static int bnxt_set_ringparam(struct net_device *dev,
 342                               struct ethtool_ringparam *ering)
 343 {
 344         struct bnxt *bp = netdev_priv(dev);
 345
 346         if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) ||
 347             (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) ||
 348             (ering->tx_pending <= MAX_SKB_FRAGS))
 349                 return -EINVAL;
 350
 351         if (netif_running(dev))
 352                 bnxt_close_nic(bp, false, false);
 353
 354         bp->rx_ring_size = ering->rx_pending;
 355         bp->tx_ring_size = ering->tx_pending;
 356         bnxt_set_ring_params(bp);
 357
 358         if (netif_running(dev))
 359                 return bnxt_open_nic(bp, false, false);
 360
 361         return 0;
 362 }
 363
 364 static void bnxt_get_channels(struct net_device *dev,
 365                               struct ethtool_channels *channel)
 366 {
 367         struct bnxt *bp = netdev_priv(dev);
 368         int max_rx_rings, max_tx_rings, tcs;
 369
 370         bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, true);
 371         channel->max_combined = min_t(int, max_rx_rings, max_tx_rings);
 372
 373         if (bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, false)) {
 374                 max_rx_rings = 0;
 375                 max_tx_rings = 0;
 376         }
 377
 378         tcs = netdev_get_num_tc(dev);
 379         if (tcs > 1)
 380                 max_tx_rings /= tcs;
 381
 382         channel->max_rx = max_rx_rings;
 383         channel->max_tx = max_tx_rings;
 384         channel->max_other = 0;
 385         if (bp->flags & BNXT_FLAG_SHARED_RINGS) {
 386                 channel->combined_count = bp->rx_nr_rings;
 387                 if (BNXT_CHIP_TYPE_NITRO_A0(bp))
 388                         channel->combined_count--;
 389         } else {
 390                 if (!BNXT_CHIP_TYPE_NITRO_A0(bp)) {
 391                         channel->rx_count = bp->rx_nr_rings;
 392                         channel->tx_count = bp->tx_nr_rings_per_tc;
 393                 }
 394         }
 395 }
 396
 397 static int bnxt_set_channels(struct net_device *dev,
 398                              struct ethtool_channels *channel)
 399 {
 400         struct bnxt *bp = netdev_priv(dev);
 401         int req_tx_rings, req_rx_rings, tcs;
 402         bool sh = false;
 403         int tx_xdp = 0;
 404         int rc = 0;
 405
 406         if (channel->other_count)
 407                 return -EINVAL;
 408
 409         if (!channel->combined_count &&
 410             (!channel->rx_count || !channel->tx_count))
 411                 return -EINVAL;
 412
 413         if (channel->combined_count &&
 414             (channel->rx_count || channel->tx_count))
 415                 return -EINVAL;
 416
 417         if (BNXT_CHIP_TYPE_NITRO_A0(bp) && (channel->rx_count ||
 418                                             channel->tx_count))
 419                 return -EINVAL;
 420
 421         if (channel->combined_count)
 422                 sh = true;
 423
 424         tcs = netdev_get_num_tc(dev);
 425
 426         req_tx_rings = sh ? channel->combined_count : channel->tx_count;
 427         req_rx_rings = sh ? channel->combined_count : channel->rx_count;
 428         if (bp->tx_nr_rings_xdp) {
 429                 if (!sh) {
 430                         netdev_err(dev, "Only combined mode supported when XDP is enabled.\n");
 431                         return -EINVAL;
 432                 }
 433                 tx_xdp = req_rx_rings;
 434         }
 435         rc = bnxt_reserve_rings(bp, req_tx_rings, req_rx_rings, tcs, tx_xdp);
 436         if (rc) {
 437                 netdev_warn(dev, "Unable to allocate the requested rings\n");
 438                 return rc;
 439         }
 440
 441         if (netif_running(dev)) {
 442                 if (BNXT_PF(bp)) {
 443                         /* TODO CHIMP_FW: Send message to all VF's
 444                          * before PF unload
 445                          */
 446                 }
 447                 rc = bnxt_close_nic(bp, true, false);
 448                 if (rc) {
 449                         netdev_err(bp->dev, "Set channel failure rc :%x\n",
 450                                    rc);
 451                         return rc;
 452                 }
 453         }
 454
 455         if (sh) {
 456                 bp->flags |= BNXT_FLAG_SHARED_RINGS;
 457                 bp->rx_nr_rings = channel->combined_count;
 458                 bp->tx_nr_rings_per_tc = channel->combined_count;
 459         } else {
 460                 bp->flags &= ~BNXT_FLAG_SHARED_RINGS;
 461                 bp->rx_nr_rings = channel->rx_count;
 462                 bp->tx_nr_rings_per_tc = channel->tx_count;
 463         }
 464         bp->tx_nr_rings_xdp = tx_xdp;
 465         bp->tx_nr_rings = bp->tx_nr_rings_per_tc + tx_xdp;
 466         if (tcs > 1)
 467                 bp->tx_nr_rings = bp->tx_nr_rings_per_tc * tcs + tx_xdp;
 468
 469         bp->cp_nr_rings = sh ? max_t(int, bp->tx_nr_rings, bp->rx_nr_rings) :
 470                                bp->tx_nr_rings + bp->rx_nr_rings;
 471
 472         bp->num_stat_ctxs = bp->cp_nr_rings;
 473
 474         /* After changing number of rx channels, update NTUPLE feature. */
 475         netdev_update_features(dev);
 476         if (netif_running(dev)) {
 477                 rc = bnxt_open_nic(bp, true, false);
 478                 if ((!rc) && BNXT_PF(bp)) {
 479                         /* TODO CHIMP_FW: Send message to all VF's
 480                          * to renable
 481                          */
 482                 }
 483         }
 484
 485         return rc;
 486 }
 487
 488 #ifdef CONFIG_RFS_ACCEL
 489 static int bnxt_grxclsrlall(struct bnxt *bp, struct ethtool_rxnfc *cmd,
 490                             u32 *rule_locs)
 491 {
 492         int i, j = 0;
 493
 494         cmd->data = bp->ntp_fltr_count;
 495         for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) {
 496                 struct hlist_head *head;
 497                 struct bnxt_ntuple_filter *fltr;
 498
 499                 head = &bp->ntp_fltr_hash_tbl[i];
 500                 rcu_read_lock();
 501                 hlist_for_each_entry_rcu(fltr, head, hash) {
 502                         if (j == cmd->rule_cnt)
 503                                 break;
 504                         rule_locs[j++] = fltr->sw_id;
 505                 }
 506                 rcu_read_unlock();
 507                 if (j == cmd->rule_cnt)
 508                         break;
 509         }
 510         cmd->rule_cnt = j;
 511         return 0;
 512 }
 513
 514 static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd)
 515 {
 516         struct ethtool_rx_flow_spec *fs =
 517                 (struct ethtool_rx_flow_spec *)&cmd->fs;
 518         struct bnxt_ntuple_filter *fltr;
 519         struct flow_keys *fkeys;
 520         int i, rc = -EINVAL;
 521
 522         if (fs->location < 0 || fs->location >= BNXT_NTP_FLTR_MAX_FLTR)
 523                 return rc;
 524
 525         for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) {
 526                 struct hlist_head *head;
 527
 528                 head = &bp->ntp_fltr_hash_tbl[i];
 529                 rcu_read_lock();
 530                 hlist_for_each_entry_rcu(fltr, head, hash) {
 531                         if (fltr->sw_id == fs->location)
 532                                 goto fltr_found;
 533                 }
 534                 rcu_read_unlock();
 535         }
 536         return rc;
 537
 538 fltr_found:
 539         fkeys = &fltr->fkeys;
 540         if (fkeys->basic.n_proto == htons(ETH_P_IP)) {
 541                 if (fkeys->basic.ip_proto == IPPROTO_TCP)
 542                         fs->flow_type = TCP_V4_FLOW;
 543                 else if (fkeys->basic.ip_proto == IPPROTO_UDP)
 544                         fs->flow_type = UDP_V4_FLOW;
 545                 else
 546                         goto fltr_err;
 547
 548                 fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src;
 549                 fs->m_u.tcp_ip4_spec.ip4src = cpu_to_be32(~0);
 550
 551                 fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst;
 552                 fs->m_u.tcp_ip4_spec.ip4dst = cpu_to_be32(~0);
 553
 554                 fs->h_u.tcp_ip4_spec.psrc = fkeys->ports.src;
 555                 fs->m_u.tcp_ip4_spec.psrc = cpu_to_be16(~0);
 556
 557                 fs->h_u.tcp_ip4_spec.pdst = fkeys->ports.dst;
 558                 fs->m_u.tcp_ip4_spec.pdst = cpu_to_be16(~0);
 559         } else {
 560                 int i;
 561
 562                 if (fkeys->basic.ip_proto == IPPROTO_TCP)
 563                         fs->flow_type = TCP_V6_FLOW;
 564                 else if (fkeys->basic.ip_proto == IPPROTO_UDP)
 565                         fs->flow_type = UDP_V6_FLOW;
 566                 else
 567                         goto fltr_err;
 568
 569                 *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6src[0] =
 570                         fkeys->addrs.v6addrs.src;
 571                 *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6dst[0] =
 572                         fkeys->addrs.v6addrs.dst;
 573                 for (i = 0; i < 4; i++) {
 574                         fs->m_u.tcp_ip6_spec.ip6src[i] = cpu_to_be32(~0);
 575                         fs->m_u.tcp_ip6_spec.ip6dst[i] = cpu_to_be32(~0);
 576                 }
 577                 fs->h_u.tcp_ip6_spec.psrc = fkeys->ports.src;
 578                 fs->m_u.tcp_ip6_spec.psrc = cpu_to_be16(~0);
 579
 580                 fs->h_u.tcp_ip6_spec.pdst = fkeys->ports.dst;
 581                 fs->m_u.tcp_ip6_spec.pdst = cpu_to_be16(~0);
 582         }
 583
 584         fs->ring_cookie = fltr->rxq;
 585         rc = 0;
 586
 587 fltr_err:
 588         rcu_read_unlock();
 589
 590         return rc;
 591 }
 592 #endif
 593
 594 static u64 get_ethtool_ipv4_rss(struct bnxt *bp)
 595 {
 596         if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4)
 597                 return RXH_IP_SRC | RXH_IP_DST;
 598         return 0;
 599 }
 600
 601 static u64 get_ethtool_ipv6_rss(struct bnxt *bp)
 602 {
 603         if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6)
 604                 return RXH_IP_SRC | RXH_IP_DST;
 605         return 0;
 606 }
 607
 608 static int bnxt_grxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd)
 609 {
 610         cmd->data = 0;
 611         switch (cmd->flow_type) {
 612         case TCP_V4_FLOW:
 613                 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4)
 614                         cmd->data |= RXH_IP_SRC | RXH_IP_DST |
 615                                      RXH_L4_B_0_1 | RXH_L4_B_2_3;
 616                 cmd->data |= get_ethtool_ipv4_rss(bp);
 617                 break;
 618         case UDP_V4_FLOW:
 619                 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4)
 620                         cmd->data |= RXH_IP_SRC | RXH_IP_DST |
 621                                      RXH_L4_B_0_1 | RXH_L4_B_2_3;
 622                 /* fall through */
 623         case SCTP_V4_FLOW:
 624         case AH_ESP_V4_FLOW:
 625         case AH_V4_FLOW:
 626         case ESP_V4_FLOW:
 627         case IPV4_FLOW:
 628                 cmd->data |= get_ethtool_ipv4_rss(bp);
 629                 break;
 630
 631         case TCP_V6_FLOW:
 632                 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6)
 633                         cmd->data |= RXH_IP_SRC | RXH_IP_DST |
 634                                      RXH_L4_B_0_1 | RXH_L4_B_2_3;
 635                 cmd->data |= get_ethtool_ipv6_rss(bp);
 636                 break;
 637         case UDP_V6_FLOW:
 638                 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6)
 639                         cmd->data |= RXH_IP_SRC | RXH_IP_DST |
 640                                      RXH_L4_B_0_1 | RXH_L4_B_2_3;
 641                 /* fall through */
 642         case SCTP_V6_FLOW:
 643         case AH_ESP_V6_FLOW:
 644         case AH_V6_FLOW:
 645         case ESP_V6_FLOW:
 646         case IPV6_FLOW:
 647                 cmd->data |= get_ethtool_ipv6_rss(bp);
 648                 break;
 649         }
 650         return 0;
 651 }
 652
 653 #define RXH_4TUPLE (RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3)
 654 #define RXH_2TUPLE (RXH_IP_SRC | RXH_IP_DST)
 655
 656 static int bnxt_srxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd)
 657 {
 658         u32 rss_hash_cfg = bp->rss_hash_cfg;
 659         int tuple, rc = 0;
 660
 661         if (cmd->data == RXH_4TUPLE)
 662                 tuple = 4;
 663         else if (cmd->data == RXH_2TUPLE)
 664                 tuple = 2;
 665         else if (!cmd->data)
 666                 tuple = 0;
 667         else
 668                 return -EINVAL;
 669
 670         if (cmd->flow_type == TCP_V4_FLOW) {
 671                 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4;
 672                 if (tuple == 4)
 673                         rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4;
 674         } else if (cmd->flow_type == UDP_V4_FLOW) {
 675                 if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP))
 676                         return -EINVAL;
 677                 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4;
 678                 if (tuple == 4)
 679                         rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4;
 680         } else if (cmd->flow_type == TCP_V6_FLOW) {
 681                 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6;
 682                 if (tuple == 4)
 683                         rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6;
 684         } else if (cmd->flow_type == UDP_V6_FLOW) {
 685                 if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP))
 686                         return -EINVAL;
 687                 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6;
 688                 if (tuple == 4)
 689                         rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6;
 690         } else if (tuple == 4) {
 691                 return -EINVAL;
 692         }
 693
 694         switch (cmd->flow_type) {
 695         case TCP_V4_FLOW:
 696         case UDP_V4_FLOW:
 697         case SCTP_V4_FLOW:
 698         case AH_ESP_V4_FLOW:
 699         case AH_V4_FLOW:
 700         case ESP_V4_FLOW:
 701         case IPV4_FLOW:
 702                 if (tuple == 2)
 703                         rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4;
 704                 else if (!tuple)
 705                         rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4;
 706                 break;
 707
 708         case TCP_V6_FLOW:
 709         case UDP_V6_FLOW:
 710         case SCTP_V6_FLOW:
 711         case AH_ESP_V6_FLOW:
 712         case AH_V6_FLOW:
 713         case ESP_V6_FLOW:
 714         case IPV6_FLOW:
 715                 if (tuple == 2)
 716                         rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6;
 717                 else if (!tuple)
 718                         rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6;
 719                 break;
 720         }
 721
 722         if (bp->rss_hash_cfg == rss_hash_cfg)
 723                 return 0;
 724
 725         bp->rss_hash_cfg = rss_hash_cfg;
 726         if (netif_running(bp->dev)) {
 727                 bnxt_close_nic(bp, false, false);
 728                 rc = bnxt_open_nic(bp, false, false);
 729         }
 730         return rc;
 731 }
 732
 733 static int bnxt_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
 734                           u32 *rule_locs)
 735 {
 736         struct bnxt *bp = netdev_priv(dev);
 737         int rc = 0;
 738
 739         switch (cmd->cmd) {
 740 #ifdef CONFIG_RFS_ACCEL
 741         case ETHTOOL_GRXRINGS:
 742                 cmd->data = bp->rx_nr_rings;
 743                 break;
 744
 745         case ETHTOOL_GRXCLSRLCNT:
 746                 cmd->rule_cnt = bp->ntp_fltr_count;
 747                 cmd->data = BNXT_NTP_FLTR_MAX_FLTR;
 748                 break;
 749
 750         case ETHTOOL_GRXCLSRLALL:
 751                 rc = bnxt_grxclsrlall(bp, cmd, (u32 *)rule_locs);
 752                 break;
 753
 754         case ETHTOOL_GRXCLSRULE:
 755                 rc = bnxt_grxclsrule(bp, cmd);
 756                 break;
 757 #endif
 758
 759         case ETHTOOL_GRXFH:
 760                 rc = bnxt_grxfh(bp, cmd);
 761                 break;
 762
 763         default:
 764                 rc = -EOPNOTSUPP;
 765                 break;
 766         }
 767
 768         return rc;
 769 }
 770
 771 static int bnxt_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
 772 {
 773         struct bnxt *bp = netdev_priv(dev);
 774         int rc;
 775
 776         switch (cmd->cmd) {
 777         case ETHTOOL_SRXFH:
 778                 rc = bnxt_srxfh(bp, cmd);
 779                 break;
 780
 781         default:
 782                 rc = -EOPNOTSUPP;
 783                 break;
 784         }
 785         return rc;
 786 }
 787
 788 static u32 bnxt_get_rxfh_indir_size(struct net_device *dev)
 789 {
 790         return HW_HASH_INDEX_SIZE;
 791 }
 792
 793 static u32 bnxt_get_rxfh_key_size(struct net_device *dev)
 794 {
 795         return HW_HASH_KEY_SIZE;
 796 }
 797
 798 static int bnxt_get_rxfh(struct net_device *dev, u32 *indir, u8 *key,
 799                          u8 *hfunc)
 800 {
 801         struct bnxt *bp = netdev_priv(dev);
 802         struct bnxt_vnic_info *vnic = &bp->vnic_info[0];
 803         int i = 0;
 804
 805         if (hfunc)
 806                 *hfunc = ETH_RSS_HASH_TOP;
 807
 808         if (indir)
 809                 for (i = 0; i < HW_HASH_INDEX_SIZE; i++)
 810                         indir[i] = le16_to_cpu(vnic->rss_table[i]);
 811
 812         if (key)
 813                 memcpy(key, vnic->rss_hash_key, HW_HASH_KEY_SIZE);
 814
 815         return 0;
 816 }
 817
 818 static void bnxt_get_drvinfo(struct net_device *dev,
 819                              struct ethtool_drvinfo *info)
 820 {
 821         struct bnxt *bp = netdev_priv(dev);
 822         char *pkglog;
 823         char *pkgver = NULL;
 824
 825         pkglog = kmalloc(BNX_PKG_LOG_MAX_LENGTH, GFP_KERNEL);
 826         if (pkglog)
 827                 pkgver = bnxt_get_pkgver(dev, pkglog, BNX_PKG_LOG_MAX_LENGTH);
 828         strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
 829         strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
 830         if (pkgver && *pkgver != 0 && isdigit(*pkgver))
 831                 snprintf(info->fw_version, sizeof(info->fw_version) - 1,
 832                          "%s pkg %s", bp->fw_ver_str, pkgver);
 833         else
 834                 strlcpy(info->fw_version, bp->fw_ver_str,
 835                         sizeof(info->fw_version));
 836         strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
 837         info->n_stats = BNXT_NUM_STATS * bp->cp_nr_rings;
 838         info->testinfo_len = bp->num_tests;
 839         /* TODO CHIMP_FW: eeprom dump details */
 840         info->eedump_len = 0;
 841         /* TODO CHIMP FW: reg dump details */
 842         info->regdump_len = 0;
 843         kfree(pkglog);
 844 }
 845
 846 static void bnxt_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 847 {
 848         struct bnxt *bp = netdev_priv(dev);
 849
 850         wol->supported = 0;
 851         wol->wolopts = 0;
 852         memset(&wol->sopass, 0, sizeof(wol->sopass));
 853         if (bp->flags & BNXT_FLAG_WOL_CAP) {
 854                 wol->supported = WAKE_MAGIC;
 855                 if (bp->wol)
 856                         wol->wolopts = WAKE_MAGIC;
 857         }
 858 }
 859
 860 static int bnxt_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 861 {
 862         struct bnxt *bp = netdev_priv(dev);
 863
 864         if (wol->wolopts & ~WAKE_MAGIC)
 865                 return -EINVAL;
 866
 867         if (wol->wolopts & WAKE_MAGIC) {
 868                 if (!(bp->flags & BNXT_FLAG_WOL_CAP))
 869                         return -EINVAL;
 870                 if (!bp->wol) {
 871                         if (bnxt_hwrm_alloc_wol_fltr(bp))
 872                                 return -EBUSY;
 873                         bp->wol = 1;
 874                 }
 875         } else {
 876                 if (bp->wol) {
 877                         if (bnxt_hwrm_free_wol_fltr(bp))
 878                                 return -EBUSY;
 879                         bp->wol = 0;
 880                 }
 881         }
 882         return 0;
 883 }
 884
 885 u32 _bnxt_fw_to_ethtool_adv_spds(u16 fw_speeds, u8 fw_pause)
 886 {
 887         u32 speed_mask = 0;
 888
 889         /* TODO: support 25GB, 40GB, 50GB with different cable type */
 890         /* set the advertised speeds */
 891         if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB)
 892                 speed_mask |= ADVERTISED_100baseT_Full;
 893         if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB)
 894                 speed_mask |= ADVERTISED_1000baseT_Full;
 895         if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB)
 896                 speed_mask |= ADVERTISED_2500baseX_Full;
 897         if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB)
 898                 speed_mask |= ADVERTISED_10000baseT_Full;
 899         if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB)
 900                 speed_mask |= ADVERTISED_40000baseCR4_Full;
 901
 902         if ((fw_pause & BNXT_LINK_PAUSE_BOTH) == BNXT_LINK_PAUSE_BOTH)
 903                 speed_mask |= ADVERTISED_Pause;
 904         else if (fw_pause & BNXT_LINK_PAUSE_TX)
 905                 speed_mask |= ADVERTISED_Asym_Pause;
 906         else if (fw_pause & BNXT_LINK_PAUSE_RX)
 907                 speed_mask |= ADVERTISED_Pause | ADVERTISED_Asym_Pause;
 908
 909         return speed_mask;
 910 }
 911
 912 #define BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, name)\
 913 {                                                                       \
 914         if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100MB)                    \
 915                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 916                                                      100baseT_Full);    \
 917         if ((fw_speeds) & BNXT_LINK_SPEED_MSK_1GB)                      \
 918                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 919                                                      1000baseT_Full);   \
 920         if ((fw_speeds) & BNXT_LINK_SPEED_MSK_10GB)                     \
 921                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 922                                                      10000baseT_Full);  \
 923         if ((fw_speeds) & BNXT_LINK_SPEED_MSK_25GB)                     \
 924                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 925                                                      25000baseCR_Full); \
 926         if ((fw_speeds) & BNXT_LINK_SPEED_MSK_40GB)                     \
 927                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 928                                                      40000baseCR4_Full);\
 929         if ((fw_speeds) & BNXT_LINK_SPEED_MSK_50GB)                     \
 930                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 931                                                      50000baseCR2_Full);\
 932         if ((fw_pause) & BNXT_LINK_PAUSE_RX) {                          \
 933                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 934                                                      Pause);            \
 935                 if (!((fw_pause) & BNXT_LINK_PAUSE_TX))                 \
 936                         ethtool_link_ksettings_add_link_mode(           \
 937                                         lk_ksettings, name, Asym_Pause);\
 938         } else if ((fw_pause) & BNXT_LINK_PAUSE_TX) {                   \
 939                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 940                                                      Asym_Pause);       \
 941         }                                                               \
 942 }
 943
 944 #define BNXT_ETHTOOL_TO_FW_SPDS(fw_speeds, lk_ksettings, name)          \
 945 {                                                                       \
 946         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 947                                                   100baseT_Full) ||     \
 948             ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 949                                                   100baseT_Half))       \
 950                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_100MB;               \
 951         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 952                                                   1000baseT_Full) ||    \
 953             ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 954                                                   1000baseT_Half))      \
 955                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_1GB;                 \
 956         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 957                                                   10000baseT_Full))     \
 958                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_10GB;                \
 959         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 960                                                   25000baseCR_Full))    \
 961                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_25GB;                \
 962         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 963                                                   40000baseCR4_Full))   \
 964                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_40GB;                \
 965         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 966                                                   50000baseCR2_Full))   \
 967                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_50GB;                \
 968 }
 969
 970 static void bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info *link_info,
 971                                 struct ethtool_link_ksettings *lk_ksettings)
 972 {
 973         u16 fw_speeds = link_info->advertising;
 974         u8 fw_pause = 0;
 975
 976         if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
 977                 fw_pause = link_info->auto_pause_setting;
 978
 979         BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, advertising);
 980 }
 981
 982 static void bnxt_fw_to_ethtool_lp_adv(struct bnxt_link_info *link_info,
 983                                 struct ethtool_link_ksettings *lk_ksettings)
 984 {
 985         u16 fw_speeds = link_info->lp_auto_link_speeds;
 986         u8 fw_pause = 0;
 987
 988         if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
 989                 fw_pause = link_info->lp_pause;
 990
 991         BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings,
 992                                 lp_advertising);
 993 }
 994
 995 static void bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info *link_info,
 996                                 struct ethtool_link_ksettings *lk_ksettings)
 997 {
 998         u16 fw_speeds = link_info->support_speeds;
 999
1000         BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, 0, lk_ksettings, supported);
1001
1002         ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, Pause);
1003         ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1004                                              Asym_Pause);
1005
1006         if (link_info->support_auto_speeds)
1007                 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1008                                                      Autoneg);
1009 }
1010
1011 u32 bnxt_fw_to_ethtool_speed(u16 fw_link_speed)
1012 {
1013         switch (fw_link_speed) {
1014         case BNXT_LINK_SPEED_100MB:
1015                 return SPEED_100;
1016         case BNXT_LINK_SPEED_1GB:
1017                 return SPEED_1000;
1018         case BNXT_LINK_SPEED_2_5GB:
1019                 return SPEED_2500;
1020         case BNXT_LINK_SPEED_10GB:
1021                 return SPEED_10000;
1022         case BNXT_LINK_SPEED_20GB:
1023                 return SPEED_20000;
1024         case BNXT_LINK_SPEED_25GB:
1025                 return SPEED_25000;
1026         case BNXT_LINK_SPEED_40GB:
1027                 return SPEED_40000;
1028         case BNXT_LINK_SPEED_50GB:
1029                 return SPEED_50000;
1030         default:
1031                 return SPEED_UNKNOWN;
1032         }
1033 }
1034
1035 static int bnxt_get_link_ksettings(struct net_device *dev,
1036                                    struct ethtool_link_ksettings *lk_ksettings)
1037 {
1038         struct bnxt *bp = netdev_priv(dev);
1039         struct bnxt_link_info *link_info = &bp->link_info;
1040         struct ethtool_link_settings *base = &lk_ksettings->base;
1041         u32 ethtool_speed;
1042
1043         ethtool_link_ksettings_zero_link_mode(lk_ksettings, supported);
1044         bnxt_fw_to_ethtool_support_spds(link_info, lk_ksettings);
1045
1046         ethtool_link_ksettings_zero_link_mode(lk_ksettings, advertising);
1047         if (link_info->autoneg) {
1048                 bnxt_fw_to_ethtool_advertised_spds(link_info, lk_ksettings);
1049                 ethtool_link_ksettings_add_link_mode(lk_ksettings,
1050                                                      advertising, Autoneg);
1051                 base->autoneg = AUTONEG_ENABLE;
1052                 if (link_info->phy_link_status == BNXT_LINK_LINK)
1053                         bnxt_fw_to_ethtool_lp_adv(link_info, lk_ksettings);
1054                 ethtool_speed = bnxt_fw_to_ethtool_speed(link_info->link_speed);
1055                 if (!netif_carrier_ok(dev))
1056                         base->duplex = DUPLEX_UNKNOWN;
1057                 else if (link_info->duplex & BNXT_LINK_DUPLEX_FULL)
1058                         base->duplex = DUPLEX_FULL;
1059                 else
1060                         base->duplex = DUPLEX_HALF;
1061         } else {
1062                 base->autoneg = AUTONEG_DISABLE;
1063                 ethtool_speed =
1064                         bnxt_fw_to_ethtool_speed(link_info->req_link_speed);
1065                 base->duplex = DUPLEX_HALF;
1066                 if (link_info->req_duplex == BNXT_LINK_DUPLEX_FULL)
1067                         base->duplex = DUPLEX_FULL;
1068         }
1069         base->speed = ethtool_speed;
1070
1071         base->port = PORT_NONE;
1072         if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
1073                 base->port = PORT_TP;
1074                 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1075                                                      TP);
1076                 ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising,
1077                                                      TP);
1078         } else {
1079                 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1080                                                      FIBRE);
1081                 ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising,
1082                                                      FIBRE);
1083
1084                 if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_DAC)
1085                         base->port = PORT_DA;
1086                 else if (link_info->media_type ==
1087                          PORT_PHY_QCFG_RESP_MEDIA_TYPE_FIBRE)
1088                         base->port = PORT_FIBRE;
1089         }
1090         base->phy_address = link_info->phy_addr;
1091
1092         return 0;
1093 }
1094
1095 static u32 bnxt_get_fw_speed(struct net_device *dev, u16 ethtool_speed)
1096 {
1097         struct bnxt *bp = netdev_priv(dev);
1098         struct bnxt_link_info *link_info = &bp->link_info;
1099         u16 support_spds = link_info->support_speeds;
1100         u32 fw_speed = 0;
1101
1102         switch (ethtool_speed) {
1103         case SPEED_100:
1104                 if (support_spds & BNXT_LINK_SPEED_MSK_100MB)
1105                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100MB;
1106                 break;
1107         case SPEED_1000:
1108                 if (support_spds & BNXT_LINK_SPEED_MSK_1GB)
1109                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_1GB;
1110                 break;
1111         case SPEED_2500:
1112                 if (support_spds & BNXT_LINK_SPEED_MSK_2_5GB)
1113                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_2_5GB;
1114                 break;
1115         case SPEED_10000:
1116                 if (support_spds & BNXT_LINK_SPEED_MSK_10GB)
1117                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_10GB;
1118                 break;
1119         case SPEED_20000:
1120                 if (support_spds & BNXT_LINK_SPEED_MSK_20GB)
1121                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_20GB;
1122                 break;
1123         case SPEED_25000:
1124                 if (support_spds & BNXT_LINK_SPEED_MSK_25GB)
1125                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_25GB;
1126                 break;
1127         case SPEED_40000:
1128                 if (support_spds & BNXT_LINK_SPEED_MSK_40GB)
1129                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_40GB;
1130                 break;
1131         case SPEED_50000:
1132                 if (support_spds & BNXT_LINK_SPEED_MSK_50GB)
1133                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_50GB;
1134                 break;
1135         default:
1136                 netdev_err(dev, "unsupported speed!\n");
1137                 break;
1138         }
1139         return fw_speed;
1140 }
1141
1142 u16 bnxt_get_fw_auto_link_speeds(u32 advertising)
1143 {
1144         u16 fw_speed_mask = 0;
1145
1146         /* only support autoneg at speed 100, 1000, and 10000 */
1147         if (advertising & (ADVERTISED_100baseT_Full |
1148                            ADVERTISED_100baseT_Half)) {
1149                 fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB;
1150         }
1151         if (advertising & (ADVERTISED_1000baseT_Full |
1152                            ADVERTISED_1000baseT_Half)) {
1153                 fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB;
1154         }
1155         if (advertising & ADVERTISED_10000baseT_Full)
1156                 fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB;
1157
1158         if (advertising & ADVERTISED_40000baseCR4_Full)
1159                 fw_speed_mask |= BNXT_LINK_SPEED_MSK_40GB;
1160
1161         return fw_speed_mask;
1162 }
1163
1164 static int bnxt_set_link_ksettings(struct net_device *dev,
1165                            const struct ethtool_link_ksettings *lk_ksettings)
1166 {
1167         struct bnxt *bp = netdev_priv(dev);
1168         struct bnxt_link_info *link_info = &bp->link_info;
1169         const struct ethtool_link_settings *base = &lk_ksettings->base;
1170         bool set_pause = false;
1171         u16 fw_advertising = 0;
1172         u32 speed;
1173         int rc = 0;
1174
1175         if (!BNXT_SINGLE_PF(bp))
1176                 return -EOPNOTSUPP;
1177
1178         if (base->autoneg == AUTONEG_ENABLE) {
1179                 BNXT_ETHTOOL_TO_FW_SPDS(fw_advertising, lk_ksettings,
1180                                         advertising);
1181                 link_info->autoneg |= BNXT_AUTONEG_SPEED;
1182                 if (!fw_advertising)
1183                         link_info->advertising = link_info->support_auto_speeds;
1184                 else
1185                         link_info->advertising = fw_advertising;
1186                 /* any change to autoneg will cause link change, therefore the
1187                  * driver should put back the original pause setting in autoneg
1188                  */
1189                 set_pause = true;
1190         } else {
1191                 u16 fw_speed;
1192                 u8 phy_type = link_info->phy_type;
1193
1194                 if (phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASET  ||
1195                     phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASETE ||
1196                     link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
1197                         netdev_err(dev, "10GBase-T devices must autoneg\n");
1198                         rc = -EINVAL;
1199                         goto set_setting_exit;
1200                 }
1201                 if (base->duplex == DUPLEX_HALF) {
1202                         netdev_err(dev, "HALF DUPLEX is not supported!\n");
1203                         rc = -EINVAL;
1204                         goto set_setting_exit;
1205                 }
1206                 speed = base->speed;
1207                 fw_speed = bnxt_get_fw_speed(dev, speed);
1208                 if (!fw_speed) {
1209                         rc = -EINVAL;
1210                         goto set_setting_exit;
1211                 }
1212                 link_info->req_link_speed = fw_speed;
1213                 link_info->req_duplex = BNXT_LINK_DUPLEX_FULL;
1214                 link_info->autoneg = 0;
1215                 link_info->advertising = 0;
1216         }
1217
1218         if (netif_running(dev))
1219                 rc = bnxt_hwrm_set_link_setting(bp, set_pause, false);
1220
1221 set_setting_exit:
1222         return rc;
1223 }
1224
1225 static void bnxt_get_pauseparam(struct net_device *dev,
1226                                 struct ethtool_pauseparam *epause)
1227 {
1228         struct bnxt *bp = netdev_priv(dev);
1229         struct bnxt_link_info *link_info = &bp->link_info;
1230
1231         if (BNXT_VF(bp))
1232                 return;
1233         epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL);
1234         epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX);
1235         epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX);
1236 }
1237
1238 static int bnxt_set_pauseparam(struct net_device *dev,
1239                                struct ethtool_pauseparam *epause)
1240 {
1241         int rc = 0;
1242         struct bnxt *bp = netdev_priv(dev);
1243         struct bnxt_link_info *link_info = &bp->link_info;
1244
1245         if (!BNXT_SINGLE_PF(bp))
1246                 return -EOPNOTSUPP;
1247
1248         if (epause->autoneg) {
1249                 if (!(link_info->autoneg & BNXT_AUTONEG_SPEED))
1250                         return -EINVAL;
1251
1252                 link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL;
1253                 if (bp->hwrm_spec_code >= 0x10201)
1254                         link_info->req_flow_ctrl =
1255                                 PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE;
1256         } else {
1257                 /* when transition from auto pause to force pause,
1258                  * force a link change
1259                  */
1260                 if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
1261                         link_info->force_link_chng = true;
1262                 link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL;
1263                 link_info->req_flow_ctrl = 0;
1264         }
1265         if (epause->rx_pause)
1266                 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX;
1267
1268         if (epause->tx_pause)
1269                 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX;
1270
1271         if (netif_running(dev))
1272                 rc = bnxt_hwrm_set_pause(bp);
1273         return rc;
1274 }
1275
1276 static u32 bnxt_get_link(struct net_device *dev)
1277 {
1278         struct bnxt *bp = netdev_priv(dev);
1279
1280         /* TODO: handle MF, VF, driver close case */
1281         return bp->link_info.link_up;
1282 }
1283
1284 static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
1285                                 u16 ext, u16 *index, u32 *item_length,
1286                                 u32 *data_length);
1287
1288 static int bnxt_flash_nvram(struct net_device *dev,
1289                             u16 dir_type,
1290                             u16 dir_ordinal,
1291                             u16 dir_ext,
1292                             u16 dir_attr,
1293                             const u8 *data,
1294                             size_t data_len)
1295 {
1296         struct bnxt *bp = netdev_priv(dev);
1297         int rc;
1298         struct hwrm_nvm_write_input req = {0};
1299         dma_addr_t dma_handle;
1300         u8 *kmem;
1301
1302         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_WRITE, -1, -1);
1303
1304         req.dir_type = cpu_to_le16(dir_type);
1305         req.dir_ordinal = cpu_to_le16(dir_ordinal);
1306         req.dir_ext = cpu_to_le16(dir_ext);
1307         req.dir_attr = cpu_to_le16(dir_attr);
1308         req.dir_data_length = cpu_to_le32(data_len);
1309
1310         kmem = dma_alloc_coherent(&bp->pdev->dev, data_len, &dma_handle,
1311                                   GFP_KERNEL);
1312         if (!kmem) {
1313                 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1314                            (unsigned)data_len);
1315                 return -ENOMEM;
1316         }
1317         memcpy(kmem, data, data_len);
1318         req.host_src_addr = cpu_to_le64(dma_handle);
1319
1320         rc = hwrm_send_message(bp, &req, sizeof(req), FLASH_NVRAM_TIMEOUT);
1321         dma_free_coherent(&bp->pdev->dev, data_len, kmem, dma_handle);
1322
1323         return rc;
1324 }
1325
1326 static int bnxt_firmware_reset(struct net_device *dev,
1327                                u16 dir_type)
1328 {
1329         struct bnxt *bp = netdev_priv(dev);
1330         struct hwrm_fw_reset_input req = {0};
1331
1332         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FW_RESET, -1, -1);
1333
1334         /* TODO: Support ASAP ChiMP self-reset (e.g. upon PF driver unload) */
1335         /* TODO: Address self-reset of APE/KONG/BONO/TANG or ungraceful reset */
1336         /*       (e.g. when firmware isn't already running) */
1337         switch (dir_type) {
1338         case BNX_DIR_TYPE_CHIMP_PATCH:
1339         case BNX_DIR_TYPE_BOOTCODE:
1340         case BNX_DIR_TYPE_BOOTCODE_2:
1341                 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_BOOT;
1342                 /* Self-reset ChiMP upon next PCIe reset: */
1343                 req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST;
1344                 break;
1345         case BNX_DIR_TYPE_APE_FW:
1346         case BNX_DIR_TYPE_APE_PATCH:
1347                 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_MGMT;
1348                 /* Self-reset APE upon next PCIe reset: */
1349                 req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST;
1350                 break;
1351         case BNX_DIR_TYPE_KONG_FW:
1352         case BNX_DIR_TYPE_KONG_PATCH:
1353                 req.embedded_proc_type =
1354                         FW_RESET_REQ_EMBEDDED_PROC_TYPE_NETCTRL;
1355                 break;
1356         case BNX_DIR_TYPE_BONO_FW:
1357         case BNX_DIR_TYPE_BONO_PATCH:
1358                 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_ROCE;
1359                 break;
1360         default:
1361                 return -EINVAL;
1362         }
1363
1364         return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1365 }
1366
1367 static int bnxt_flash_firmware(struct net_device *dev,
1368                                u16 dir_type,
1369                                const u8 *fw_data,
1370                                size_t fw_size)
1371 {
1372         int     rc = 0;
1373         u16     code_type;
1374         u32     stored_crc;
1375         u32     calculated_crc;
1376         struct bnxt_fw_header *header = (struct bnxt_fw_header *)fw_data;
1377
1378         switch (dir_type) {
1379         case BNX_DIR_TYPE_BOOTCODE:
1380         case BNX_DIR_TYPE_BOOTCODE_2:
1381                 code_type = CODE_BOOT;
1382                 break;
1383         case BNX_DIR_TYPE_CHIMP_PATCH:
1384                 code_type = CODE_CHIMP_PATCH;
1385                 break;
1386         case BNX_DIR_TYPE_APE_FW:
1387                 code_type = CODE_MCTP_PASSTHRU;
1388                 break;
1389         case BNX_DIR_TYPE_APE_PATCH:
1390                 code_type = CODE_APE_PATCH;
1391                 break;
1392         case BNX_DIR_TYPE_KONG_FW:
1393                 code_type = CODE_KONG_FW;
1394                 break;
1395         case BNX_DIR_TYPE_KONG_PATCH:
1396                 code_type = CODE_KONG_PATCH;
1397                 break;
1398         case BNX_DIR_TYPE_BONO_FW:
1399                 code_type = CODE_BONO_FW;
1400                 break;
1401         case BNX_DIR_TYPE_BONO_PATCH:
1402                 code_type = CODE_BONO_PATCH;
1403                 break;
1404         default:
1405                 netdev_err(dev, "Unsupported directory entry type: %u\n",
1406                            dir_type);
1407                 return -EINVAL;
1408         }
1409         if (fw_size < sizeof(struct bnxt_fw_header)) {
1410                 netdev_err(dev, "Invalid firmware file size: %u\n",
1411                            (unsigned int)fw_size);
1412                 return -EINVAL;
1413         }
1414         if (header->signature != cpu_to_le32(BNXT_FIRMWARE_BIN_SIGNATURE)) {
1415                 netdev_err(dev, "Invalid firmware signature: %08X\n",
1416                            le32_to_cpu(header->signature));
1417                 return -EINVAL;
1418         }
1419         if (header->code_type != code_type) {
1420                 netdev_err(dev, "Expected firmware type: %d, read: %d\n",
1421                            code_type, header->code_type);
1422                 return -EINVAL;
1423         }
1424         if (header->device != DEVICE_CUMULUS_FAMILY) {
1425                 netdev_err(dev, "Expected firmware device family %d, read: %d\n",
1426                            DEVICE_CUMULUS_FAMILY, header->device);
1427                 return -EINVAL;
1428         }
1429         /* Confirm the CRC32 checksum of the file: */
1430         stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
1431                                              sizeof(stored_crc)));
1432         calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
1433         if (calculated_crc != stored_crc) {
1434                 netdev_err(dev, "Firmware file CRC32 checksum (%08lX) does not match calculated checksum (%08lX)\n",
1435                            (unsigned long)stored_crc,
1436                            (unsigned long)calculated_crc);
1437                 return -EINVAL;
1438         }
1439         rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
1440                               0, 0, fw_data, fw_size);
1441         if (rc == 0)    /* Firmware update successful */
1442                 rc = bnxt_firmware_reset(dev, dir_type);
1443
1444         return rc;
1445 }
1446
1447 static int bnxt_flash_microcode(struct net_device *dev,
1448                                 u16 dir_type,
1449                                 const u8 *fw_data,
1450                                 size_t fw_size)
1451 {
1452         struct bnxt_ucode_trailer *trailer;
1453         u32 calculated_crc;
1454         u32 stored_crc;
1455         int rc = 0;
1456
1457         if (fw_size < sizeof(struct bnxt_ucode_trailer)) {
1458                 netdev_err(dev, "Invalid microcode file size: %u\n",
1459                            (unsigned int)fw_size);
1460                 return -EINVAL;
1461         }
1462         trailer = (struct bnxt_ucode_trailer *)(fw_data + (fw_size -
1463                                                 sizeof(*trailer)));
1464         if (trailer->sig != cpu_to_le32(BNXT_UCODE_TRAILER_SIGNATURE)) {
1465                 netdev_err(dev, "Invalid microcode trailer signature: %08X\n",
1466                            le32_to_cpu(trailer->sig));
1467                 return -EINVAL;
1468         }
1469         if (le16_to_cpu(trailer->dir_type) != dir_type) {
1470                 netdev_err(dev, "Expected microcode type: %d, read: %d\n",
1471                            dir_type, le16_to_cpu(trailer->dir_type));
1472                 return -EINVAL;
1473         }
1474         if (le16_to_cpu(trailer->trailer_length) <
1475                 sizeof(struct bnxt_ucode_trailer)) {
1476                 netdev_err(dev, "Invalid microcode trailer length: %d\n",
1477                            le16_to_cpu(trailer->trailer_length));
1478                 return -EINVAL;
1479         }
1480
1481         /* Confirm the CRC32 checksum of the file: */
1482         stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
1483                                              sizeof(stored_crc)));
1484         calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
1485         if (calculated_crc != stored_crc) {
1486                 netdev_err(dev,
1487                            "CRC32 (%08lX) does not match calculated: %08lX\n",
1488                            (unsigned long)stored_crc,
1489                            (unsigned long)calculated_crc);
1490                 return -EINVAL;
1491         }
1492         rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
1493                               0, 0, fw_data, fw_size);
1494
1495         return rc;
1496 }
1497
1498 static bool bnxt_dir_type_is_ape_bin_format(u16 dir_type)
1499 {
1500         switch (dir_type) {
1501         case BNX_DIR_TYPE_CHIMP_PATCH:
1502         case BNX_DIR_TYPE_BOOTCODE:
1503         case BNX_DIR_TYPE_BOOTCODE_2:
1504         case BNX_DIR_TYPE_APE_FW:
1505         case BNX_DIR_TYPE_APE_PATCH:
1506         case BNX_DIR_TYPE_KONG_FW:
1507         case BNX_DIR_TYPE_KONG_PATCH:
1508         case BNX_DIR_TYPE_BONO_FW:
1509         case BNX_DIR_TYPE_BONO_PATCH:
1510                 return true;
1511         }
1512
1513         return false;
1514 }
1515
1516 static bool bnxt_dir_type_is_other_exec_format(u16 dir_type)
1517 {
1518         switch (dir_type) {
1519         case BNX_DIR_TYPE_AVS:
1520         case BNX_DIR_TYPE_EXP_ROM_MBA:
1521         case BNX_DIR_TYPE_PCIE:
1522         case BNX_DIR_TYPE_TSCF_UCODE:
1523         case BNX_DIR_TYPE_EXT_PHY:
1524         case BNX_DIR_TYPE_CCM:
1525         case BNX_DIR_TYPE_ISCSI_BOOT:
1526         case BNX_DIR_TYPE_ISCSI_BOOT_IPV6:
1527         case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6:
1528                 return true;
1529         }
1530
1531         return false;
1532 }
1533
1534 static bool bnxt_dir_type_is_executable(u16 dir_type)
1535 {
1536         return bnxt_dir_type_is_ape_bin_format(dir_type) ||
1537                 bnxt_dir_type_is_other_exec_format(dir_type);
1538 }
1539
1540 static int bnxt_flash_firmware_from_file(struct net_device *dev,
1541                                          u16 dir_type,
1542                                          const char *filename)
1543 {
1544         const struct firmware  *fw;
1545         int                     rc;
1546
1547         rc = request_firmware(&fw, filename, &dev->dev);
1548         if (rc != 0) {
1549                 netdev_err(dev, "Error %d requesting firmware file: %s\n",
1550                            rc, filename);
1551                 return rc;
1552         }
1553         if (bnxt_dir_type_is_ape_bin_format(dir_type) == true)
1554                 rc = bnxt_flash_firmware(dev, dir_type, fw->data, fw->size);
1555         else if (bnxt_dir_type_is_other_exec_format(dir_type) == true)
1556                 rc = bnxt_flash_microcode(dev, dir_type, fw->data, fw->size);
1557         else
1558                 rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
1559                                       0, 0, fw->data, fw->size);
1560         release_firmware(fw);
1561         return rc;
1562 }
1563
1564 static int bnxt_flash_package_from_file(struct net_device *dev,
1565                                         char *filename, u32 install_type)
1566 {
1567         struct bnxt *bp = netdev_priv(dev);
1568         struct hwrm_nvm_install_update_output *resp = bp->hwrm_cmd_resp_addr;
1569         struct hwrm_nvm_install_update_input install = {0};
1570         const struct firmware *fw;
1571         u32 item_len;
1572         u16 index;
1573         int rc;
1574
1575         bnxt_hwrm_fw_set_time(bp);
1576
1577         if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_UPDATE,
1578                                  BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE,
1579                                  &index, &item_len, NULL) != 0) {
1580                 netdev_err(dev, "PKG update area not created in nvram\n");
1581                 return -ENOBUFS;
1582         }
1583
1584         rc = request_firmware(&fw, filename, &dev->dev);
1585         if (rc != 0) {
1586                 netdev_err(dev, "PKG error %d requesting file: %s\n",
1587                            rc, filename);
1588                 return rc;
1589         }
1590
1591         if (fw->size > item_len) {
1592                 netdev_err(dev, "PKG insufficient update area in nvram: %lu",
1593                            (unsigned long)fw->size);
1594                 rc = -EFBIG;
1595         } else {
1596                 dma_addr_t dma_handle;
1597                 u8 *kmem;
1598                 struct hwrm_nvm_modify_input modify = {0};
1599
1600                 bnxt_hwrm_cmd_hdr_init(bp, &modify, HWRM_NVM_MODIFY, -1, -1);
1601
1602                 modify.dir_idx = cpu_to_le16(index);
1603                 modify.len = cpu_to_le32(fw->size);
1604
1605                 kmem = dma_alloc_coherent(&bp->pdev->dev, fw->size,
1606                                           &dma_handle, GFP_KERNEL);
1607                 if (!kmem) {
1608                         netdev_err(dev,
1609                                    "dma_alloc_coherent failure, length = %u\n",
1610                                    (unsigned int)fw->size);
1611                         rc = -ENOMEM;
1612                 } else {
1613                         memcpy(kmem, fw->data, fw->size);
1614                         modify.host_src_addr = cpu_to_le64(dma_handle);
1615
1616                         rc = hwrm_send_message(bp, &modify, sizeof(modify),
1617                                                FLASH_PACKAGE_TIMEOUT);
1618                         dma_free_coherent(&bp->pdev->dev, fw->size, kmem,
1619                                           dma_handle);
1620                 }
1621         }
1622         release_firmware(fw);
1623         if (rc)
1624                 return rc;
1625
1626         if ((install_type & 0xffff) == 0)
1627                 install_type >>= 16;
1628         bnxt_hwrm_cmd_hdr_init(bp, &install, HWRM_NVM_INSTALL_UPDATE, -1, -1);
1629         install.install_type = cpu_to_le32(install_type);
1630
1631         mutex_lock(&bp->hwrm_cmd_lock);
1632         rc = _hwrm_send_message(bp, &install, sizeof(install),
1633                                 INSTALL_PACKAGE_TIMEOUT);
1634         if (rc) {
1635                 rc = -EOPNOTSUPP;
1636                 goto flash_pkg_exit;
1637         }
1638
1639         if (resp->error_code) {
1640                 u8 error_code = ((struct hwrm_err_output *)resp)->cmd_err;
1641
1642                 if (error_code == NVM_INSTALL_UPDATE_CMD_ERR_CODE_FRAG_ERR) {
1643                         install.flags |= cpu_to_le16(
1644                                NVM_INSTALL_UPDATE_REQ_FLAGS_ALLOWED_TO_DEFRAG);
1645                         rc = _hwrm_send_message(bp, &install, sizeof(install),
1646                                                 INSTALL_PACKAGE_TIMEOUT);
1647                         if (rc) {
1648                                 rc = -EOPNOTSUPP;
1649                                 goto flash_pkg_exit;
1650                         }
1651                 }
1652         }
1653
1654         if (resp->result) {
1655                 netdev_err(dev, "PKG install error = %d, problem_item = %d\n",
1656                            (s8)resp->result, (int)resp->problem_item);
1657                 rc = -ENOPKG;
1658         }
1659 flash_pkg_exit:
1660         mutex_unlock(&bp->hwrm_cmd_lock);
1661         return rc;
1662 }
1663
1664 static int bnxt_flash_device(struct net_device *dev,
1665                              struct ethtool_flash *flash)
1666 {
1667         if (!BNXT_PF((struct bnxt *)netdev_priv(dev))) {
1668                 netdev_err(dev, "flashdev not supported from a virtual function\n");
1669                 return -EINVAL;
1670         }
1671
1672         if (flash->region == ETHTOOL_FLASH_ALL_REGIONS ||
1673             flash->region > 0xffff)
1674                 return bnxt_flash_package_from_file(dev, flash->data,
1675                                                     flash->region);
1676
1677         return bnxt_flash_firmware_from_file(dev, flash->region, flash->data);
1678 }
1679
1680 static int nvm_get_dir_info(struct net_device *dev, u32 *entries, u32 *length)
1681 {
1682         struct bnxt *bp = netdev_priv(dev);
1683         int rc;
1684         struct hwrm_nvm_get_dir_info_input req = {0};
1685         struct hwrm_nvm_get_dir_info_output *output = bp->hwrm_cmd_resp_addr;
1686
1687         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_INFO, -1, -1);
1688
1689         mutex_lock(&bp->hwrm_cmd_lock);
1690         rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1691         if (!rc) {
1692                 *entries = le32_to_cpu(output->entries);
1693                 *length = le32_to_cpu(output->entry_length);
1694         }
1695         mutex_unlock(&bp->hwrm_cmd_lock);
1696         return rc;
1697 }
1698
1699 static int bnxt_get_eeprom_len(struct net_device *dev)
1700 {
1701         /* The -1 return value allows the entire 32-bit range of offsets to be
1702          * passed via the ethtool command-line utility.
1703          */
1704         return -1;
1705 }
1706
1707 static int bnxt_get_nvram_directory(struct net_device *dev, u32 len, u8 *data)
1708 {
1709         struct bnxt *bp = netdev_priv(dev);
1710         int rc;
1711         u32 dir_entries;
1712         u32 entry_length;
1713         u8 *buf;
1714         size_t buflen;
1715         dma_addr_t dma_handle;
1716         struct hwrm_nvm_get_dir_entries_input req = {0};
1717
1718         rc = nvm_get_dir_info(dev, &dir_entries, &entry_length);
1719         if (rc != 0)
1720                 return rc;
1721
1722         /* Insert 2 bytes of directory info (count and size of entries) */
1723         if (len < 2)
1724                 return -EINVAL;
1725
1726         *data++ = dir_entries;
1727         *data++ = entry_length;
1728         len -= 2;
1729         memset(data, 0xff, len);
1730
1731         buflen = dir_entries * entry_length;
1732         buf = dma_alloc_coherent(&bp->pdev->dev, buflen, &dma_handle,
1733                                  GFP_KERNEL);
1734         if (!buf) {
1735                 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1736                            (unsigned)buflen);
1737                 return -ENOMEM;
1738         }
1739         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_ENTRIES, -1, -1);
1740         req.host_dest_addr = cpu_to_le64(dma_handle);
1741         rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1742         if (rc == 0)
1743                 memcpy(data, buf, len > buflen ? buflen : len);
1744         dma_free_coherent(&bp->pdev->dev, buflen, buf, dma_handle);
1745         return rc;
1746 }
1747
1748 static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset,
1749                                u32 length, u8 *data)
1750 {
1751         struct bnxt *bp = netdev_priv(dev);
1752         int rc;
1753         u8 *buf;
1754         dma_addr_t dma_handle;
1755         struct hwrm_nvm_read_input req = {0};
1756
1757         buf = dma_alloc_coherent(&bp->pdev->dev, length, &dma_handle,
1758                                  GFP_KERNEL);
1759         if (!buf) {
1760                 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1761                            (unsigned)length);
1762                 return -ENOMEM;
1763         }
1764         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_READ, -1, -1);
1765         req.host_dest_addr = cpu_to_le64(dma_handle);
1766         req.dir_idx = cpu_to_le16(index);
1767         req.offset = cpu_to_le32(offset);
1768         req.len = cpu_to_le32(length);
1769
1770         rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1771         if (rc == 0)
1772                 memcpy(data, buf, length);
1773         dma_free_coherent(&bp->pdev->dev, length, buf, dma_handle);
1774         return rc;
1775 }
1776
1777 static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
1778                                 u16 ext, u16 *index, u32 *item_length,
1779                                 u32 *data_length)
1780 {
1781         struct bnxt *bp = netdev_priv(dev);
1782         int rc;
1783         struct hwrm_nvm_find_dir_entry_input req = {0};
1784         struct hwrm_nvm_find_dir_entry_output *output = bp->hwrm_cmd_resp_addr;
1785
1786         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_FIND_DIR_ENTRY, -1, -1);
1787         req.enables = 0;
1788         req.dir_idx = 0;
1789         req.dir_type = cpu_to_le16(type);
1790         req.dir_ordinal = cpu_to_le16(ordinal);
1791         req.dir_ext = cpu_to_le16(ext);
1792         req.opt_ordinal = NVM_FIND_DIR_ENTRY_REQ_OPT_ORDINAL_EQ;
1793         rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1794         if (rc == 0) {
1795                 if (index)
1796                         *index = le16_to_cpu(output->dir_idx);
1797                 if (item_length)
1798                         *item_length = le32_to_cpu(output->dir_item_length);
1799                 if (data_length)
1800                         *data_length = le32_to_cpu(output->dir_data_length);
1801         }
1802         return rc;
1803 }
1804
1805 static char *bnxt_parse_pkglog(int desired_field, u8 *data, size_t datalen)
1806 {
1807         char    *retval = NULL;
1808         char    *p;
1809         char    *value;
1810         int     field = 0;
1811
1812         if (datalen < 1)
1813                 return NULL;
1814         /* null-terminate the log data (removing last '\n'): */
1815         data[datalen - 1] = 0;
1816         for (p = data; *p != 0; p++) {
1817                 field = 0;
1818                 retval = NULL;
1819                 while (*p != 0 && *p != '\n') {
1820                         value = p;
1821                         while (*p != 0 && *p != '\t' && *p != '\n')
1822                                 p++;
1823                         if (field == desired_field)
1824                                 retval = value;
1825                         if (*p != '\t')
1826                                 break;
1827                         *p = 0;
1828                         field++;
1829                         p++;
1830                 }
1831                 if (*p == 0)
1832                         break;
1833                 *p = 0;
1834         }
1835         return retval;
1836 }
1837
1838 static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen)
1839 {
1840         u16 index = 0;
1841         u32 datalen;
1842
1843         if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_PKG_LOG,
1844                                  BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE,
1845                                  &index, NULL, &datalen) != 0)
1846                 return NULL;
1847
1848         memset(buf, 0, buflen);
1849         if (bnxt_get_nvram_item(dev, index, 0, datalen, buf) != 0)
1850                 return NULL;
1851
1852         return bnxt_parse_pkglog(BNX_PKG_LOG_FIELD_IDX_PKG_VERSION, buf,
1853                 datalen);
1854 }
1855
1856 static int bnxt_get_eeprom(struct net_device *dev,
1857                            struct ethtool_eeprom *eeprom,
1858                            u8 *data)
1859 {
1860         u32 index;
1861         u32 offset;
1862
1863         if (eeprom->offset == 0) /* special offset value to get directory */
1864                 return bnxt_get_nvram_directory(dev, eeprom->len, data);
1865
1866         index = eeprom->offset >> 24;
1867         offset = eeprom->offset & 0xffffff;
1868
1869         if (index == 0) {
1870                 netdev_err(dev, "unsupported index value: %d\n", index);
1871                 return -EINVAL;
1872         }
1873
1874         return bnxt_get_nvram_item(dev, index - 1, offset, eeprom->len, data);
1875 }
1876
1877 static int bnxt_erase_nvram_directory(struct net_device *dev, u8 index)
1878 {
1879         struct bnxt *bp = netdev_priv(dev);
1880         struct hwrm_nvm_erase_dir_entry_input req = {0};
1881
1882         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_ERASE_DIR_ENTRY, -1, -1);
1883         req.dir_idx = cpu_to_le16(index);
1884         return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1885 }
1886
1887 static int bnxt_set_eeprom(struct net_device *dev,
1888                            struct ethtool_eeprom *eeprom,
1889                            u8 *data)
1890 {
1891         struct bnxt *bp = netdev_priv(dev);
1892         u8 index, dir_op;
1893         u16 type, ext, ordinal, attr;
1894
1895         if (!BNXT_PF(bp)) {
1896                 netdev_err(dev, "NVM write not supported from a virtual function\n");
1897                 return -EINVAL;
1898         }
1899
1900         type = eeprom->magic >> 16;
1901
1902         if (type == 0xffff) { /* special value for directory operations */
1903                 index = eeprom->magic & 0xff;
1904                 dir_op = eeprom->magic >> 8;
1905                 if (index == 0)
1906                         return -EINVAL;
1907                 switch (dir_op) {
1908                 case 0x0e: /* erase */
1909                         if (eeprom->offset != ~eeprom->magic)
1910                                 return -EINVAL;
1911                         return bnxt_erase_nvram_directory(dev, index - 1);
1912                 default:
1913                         return -EINVAL;
1914                 }
1915         }
1916
1917         /* Create or re-write an NVM item: */
1918         if (bnxt_dir_type_is_executable(type) == true)
1919                 return -EOPNOTSUPP;
1920         ext = eeprom->magic & 0xffff;
1921         ordinal = eeprom->offset >> 16;
1922         attr = eeprom->offset & 0xffff;
1923
1924         return bnxt_flash_nvram(dev, type, ordinal, ext, attr, data,
1925                                 eeprom->len);
1926 }
1927
1928 static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata)
1929 {
1930         struct bnxt *bp = netdev_priv(dev);
1931         struct ethtool_eee *eee = &bp->eee;
1932         struct bnxt_link_info *link_info = &bp->link_info;
1933         u32 advertising =
1934                  _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0);
1935         int rc = 0;
1936
1937         if (!BNXT_SINGLE_PF(bp))
1938                 return -EOPNOTSUPP;
1939
1940         if (!(bp->flags & BNXT_FLAG_EEE_CAP))
1941                 return -EOPNOTSUPP;
1942
1943         if (!edata->eee_enabled)
1944                 goto eee_ok;
1945
1946         if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) {
1947                 netdev_warn(dev, "EEE requires autoneg\n");
1948                 return -EINVAL;
1949         }
1950         if (edata->tx_lpi_enabled) {
1951                 if (bp->lpi_tmr_hi && (edata->tx_lpi_timer > bp->lpi_tmr_hi ||
1952                                        edata->tx_lpi_timer < bp->lpi_tmr_lo)) {
1953                         netdev_warn(dev, "Valid LPI timer range is %d and %d microsecs\n",
1954                                     bp->lpi_tmr_lo, bp->lpi_tmr_hi);
1955                         return -EINVAL;
1956                 } else if (!bp->lpi_tmr_hi) {
1957                         edata->tx_lpi_timer = eee->tx_lpi_timer;
1958                 }
1959         }
1960         if (!edata->advertised) {
1961                 edata->advertised = advertising & eee->supported;
1962         } else if (edata->advertised & ~advertising) {
1963                 netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n",
1964                             edata->advertised, advertising);
1965                 return -EINVAL;
1966         }
1967
1968         eee->advertised = edata->advertised;
1969         eee->tx_lpi_enabled = edata->tx_lpi_enabled;
1970         eee->tx_lpi_timer = edata->tx_lpi_timer;
1971 eee_ok:
1972         eee->eee_enabled = edata->eee_enabled;
1973
1974         if (netif_running(dev))
1975                 rc = bnxt_hwrm_set_link_setting(bp, false, true);
1976
1977         return rc;
1978 }
1979
1980 static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata)
1981 {
1982         struct bnxt *bp = netdev_priv(dev);
1983
1984         if (!(bp->flags & BNXT_FLAG_EEE_CAP))
1985                 return -EOPNOTSUPP;
1986
1987         *edata = bp->eee;
1988         if (!bp->eee.eee_enabled) {
1989                 /* Preserve tx_lpi_timer so that the last value will be used
1990                  * by default when it is re-enabled.
1991                  */
1992                 edata->advertised = 0;
1993                 edata->tx_lpi_enabled = 0;
1994         }
1995
1996         if (!bp->eee.eee_active)
1997                 edata->lp_advertised = 0;
1998
1999         return 0;
2000 }
2001
2002 static int bnxt_read_sfp_module_eeprom_info(struct bnxt *bp, u16 i2c_addr,
2003                                             u16 page_number, u16 start_addr,
2004                                             u16 data_length, u8 *buf)
2005 {
2006         struct hwrm_port_phy_i2c_read_input req = {0};
2007         struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr;
2008         int rc, byte_offset = 0;
2009
2010         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1);
2011         req.i2c_slave_addr = i2c_addr;
2012         req.page_number = cpu_to_le16(page_number);
2013         req.port_id = cpu_to_le16(bp->pf.port_id);
2014         do {
2015                 u16 xfer_size;
2016
2017                 xfer_size = min_t(u16, data_length, BNXT_MAX_PHY_I2C_RESP_SIZE);
2018                 data_length -= xfer_size;
2019                 req.page_offset = cpu_to_le16(start_addr + byte_offset);
2020                 req.data_length = xfer_size;
2021                 req.enables = cpu_to_le32(start_addr + byte_offset ?
2022                                  PORT_PHY_I2C_READ_REQ_ENABLES_PAGE_OFFSET : 0);
2023                 mutex_lock(&bp->hwrm_cmd_lock);
2024                 rc = _hwrm_send_message(bp, &req, sizeof(req),
2025                                         HWRM_CMD_TIMEOUT);
2026                 if (!rc)
2027                         memcpy(buf + byte_offset, output->data, xfer_size);
2028                 mutex_unlock(&bp->hwrm_cmd_lock);
2029                 byte_offset += xfer_size;
2030         } while (!rc && data_length > 0);
2031
2032         return rc;
2033 }
2034
2035 static int bnxt_get_module_info(struct net_device *dev,
2036                                 struct ethtool_modinfo *modinfo)
2037 {
2038         struct bnxt *bp = netdev_priv(dev);
2039         struct hwrm_port_phy_i2c_read_input req = {0};
2040         struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr;
2041         int rc;
2042
2043         /* No point in going further if phy status indicates
2044          * module is not inserted or if it is powered down or
2045          * if it is of type 10GBase-T
2046          */
2047         if (bp->link_info.module_status >
2048                 PORT_PHY_QCFG_RESP_MODULE_STATUS_WARNINGMSG)
2049                 return -EOPNOTSUPP;
2050
2051         /* This feature is not supported in older firmware versions */
2052         if (bp->hwrm_spec_code < 0x10202)
2053                 return -EOPNOTSUPP;
2054
2055         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1);
2056         req.i2c_slave_addr = I2C_DEV_ADDR_A0;
2057         req.page_number = 0;
2058         req.page_offset = cpu_to_le16(SFP_EEPROM_SFF_8472_COMP_ADDR);
2059         req.data_length = SFP_EEPROM_SFF_8472_COMP_SIZE;
2060         req.port_id = cpu_to_le16(bp->pf.port_id);
2061         mutex_lock(&bp->hwrm_cmd_lock);
2062         rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2063         if (!rc) {
2064                 u32 module_id = le32_to_cpu(output->data[0]);
2065
2066                 switch (module_id) {
2067                 case SFF_MODULE_ID_SFP:
2068                         modinfo->type = ETH_MODULE_SFF_8472;
2069                         modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
2070                         break;
2071                 case SFF_MODULE_ID_QSFP:
2072                 case SFF_MODULE_ID_QSFP_PLUS:
2073                         modinfo->type = ETH_MODULE_SFF_8436;
2074                         modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
2075                         break;
2076                 case SFF_MODULE_ID_QSFP28:
2077                         modinfo->type = ETH_MODULE_SFF_8636;
2078                         modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN;
2079                         break;
2080                 default:
2081                         rc = -EOPNOTSUPP;
2082                         break;
2083                 }
2084         }
2085         mutex_unlock(&bp->hwrm_cmd_lock);
2086         return rc;
2087 }
2088
2089 static int bnxt_get_module_eeprom(struct net_device *dev,
2090                                   struct ethtool_eeprom *eeprom,
2091                                   u8 *data)
2092 {
2093         struct bnxt *bp = netdev_priv(dev);
2094         u16  start = eeprom->offset, length = eeprom->len;
2095         int rc = 0;
2096
2097         memset(data, 0, eeprom->len);
2098
2099         /* Read A0 portion of the EEPROM */
2100         if (start < ETH_MODULE_SFF_8436_LEN) {
2101                 if (start + eeprom->len > ETH_MODULE_SFF_8436_LEN)
2102                         length = ETH_MODULE_SFF_8436_LEN - start;
2103                 rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0,
2104                                                       start, length, data);
2105                 if (rc)
2106                         return rc;
2107                 start += length;
2108                 data += length;
2109                 length = eeprom->len - length;
2110         }
2111
2112         /* Read A2 portion of the EEPROM */
2113         if (length) {
2114                 start -= ETH_MODULE_SFF_8436_LEN;
2115                 bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 1, start,
2116                                                  length, data);
2117         }
2118         return rc;
2119 }
2120
2121 static int bnxt_nway_reset(struct net_device *dev)
2122 {
2123         int rc = 0;
2124
2125         struct bnxt *bp = netdev_priv(dev);
2126         struct bnxt_link_info *link_info = &bp->link_info;
2127
2128         if (!BNXT_SINGLE_PF(bp))
2129                 return -EOPNOTSUPP;
2130
2131         if (!(link_info->autoneg & BNXT_AUTONEG_SPEED))
2132                 return -EINVAL;
2133
2134         if (netif_running(dev))
2135                 rc = bnxt_hwrm_set_link_setting(bp, true, false);
2136
2137         return rc;
2138 }
2139
2140 static int bnxt_set_phys_id(struct net_device *dev,
2141                             enum ethtool_phys_id_state state)
2142 {
2143         struct hwrm_port_led_cfg_input req = {0};
2144         struct bnxt *bp = netdev_priv(dev);
2145         struct bnxt_pf_info *pf = &bp->pf;
2146         struct bnxt_led_cfg *led_cfg;
2147         u8 led_state;
2148         __le16 duration;
2149         int i, rc;
2150
2151         if (!bp->num_leds || BNXT_VF(bp))
2152                 return -EOPNOTSUPP;
2153
2154         if (state == ETHTOOL_ID_ACTIVE) {
2155                 led_state = PORT_LED_CFG_REQ_LED0_STATE_BLINKALT;
2156                 duration = cpu_to_le16(500);
2157         } else if (state == ETHTOOL_ID_INACTIVE) {
2158                 led_state = PORT_LED_CFG_REQ_LED1_STATE_DEFAULT;
2159                 duration = cpu_to_le16(0);
2160         } else {
2161                 return -EINVAL;
2162         }
2163         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_LED_CFG, -1, -1);
2164         req.port_id = cpu_to_le16(pf->port_id);
2165         req.num_leds = bp->num_leds;
2166         led_cfg = (struct bnxt_led_cfg *)&req.led0_id;
2167         for (i = 0; i < bp->num_leds; i++, led_cfg++) {
2168                 req.enables |= BNXT_LED_DFLT_ENABLES(i);
2169                 led_cfg->led_id = bp->leds[i].led_id;
2170                 led_cfg->led_state = led_state;
2171                 led_cfg->led_blink_on = duration;
2172                 led_cfg->led_blink_off = duration;
2173                 led_cfg->led_group_id = bp->leds[i].led_group_id;
2174         }
2175         rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2176         if (rc)
2177                 rc = -EIO;
2178         return rc;
2179 }
2180
2181 static int bnxt_hwrm_mac_loopback(struct bnxt *bp, bool enable)
2182 {
2183         struct hwrm_port_mac_cfg_input req = {0};
2184
2185         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_MAC_CFG, -1, -1);
2186
2187         req.enables = cpu_to_le32(PORT_MAC_CFG_REQ_ENABLES_LPBK);
2188         if (enable)
2189                 req.lpbk = PORT_MAC_CFG_REQ_LPBK_LOCAL;
2190         else
2191                 req.lpbk = PORT_MAC_CFG_REQ_LPBK_NONE;
2192         return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2193 }
2194
2195 static int bnxt_rx_loopback(struct bnxt *bp, struct bnxt_napi *bnapi,
2196                             u32 raw_cons, int pkt_size)
2197 {
2198         struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring;
2199         struct bnxt_rx_ring_info *rxr = bnapi->rx_ring;
2200         struct bnxt_sw_rx_bd *rx_buf;
2201         struct rx_cmp *rxcmp;
2202         u16 cp_cons, cons;
2203         u8 *data;
2204         u32 len;
2205         int i;
2206
2207         cp_cons = RING_CMP(raw_cons);
2208         rxcmp = (struct rx_cmp *)
2209                 &cpr->cp_desc_ring[CP_RING(cp_cons)][CP_IDX(cp_cons)];
2210         cons = rxcmp->rx_cmp_opaque;
2211         rx_buf = &rxr->rx_buf_ring[cons];
2212         data = rx_buf->data_ptr;
2213         len = le32_to_cpu(rxcmp->rx_cmp_len_flags_type) >> RX_CMP_LEN_SHIFT;
2214         if (len != pkt_size)
2215                 return -EIO;
2216         i = ETH_ALEN;
2217         if (!ether_addr_equal(data + i, bnapi->bp->dev->dev_addr))
2218                 return -EIO;
2219         i += ETH_ALEN;
2220         for (  ; i < pkt_size; i++) {
2221                 if (data[i] != (u8)(i & 0xff))
2222                         return -EIO;
2223         }
2224         return 0;
2225 }
2226
2227 static int bnxt_poll_loopback(struct bnxt *bp, int pkt_size)
2228 {
2229         struct bnxt_napi *bnapi = bp->bnapi[0];
2230         struct bnxt_cp_ring_info *cpr;
2231         struct tx_cmp *txcmp;
2232         int rc = -EIO;
2233         u32 raw_cons;
2234         u32 cons;
2235         int i;
2236
2237         cpr = &bnapi->cp_ring;
2238         raw_cons = cpr->cp_raw_cons;
2239         for (i = 0; i < 200; i++) {
2240                 cons = RING_CMP(raw_cons);
2241                 txcmp = &cpr->cp_desc_ring[CP_RING(cons)][CP_IDX(cons)];
2242
2243                 if (!TX_CMP_VALID(txcmp, raw_cons)) {
2244                         udelay(5);
2245                         continue;
2246                 }
2247
2248                 /* The valid test of the entry must be done first before
2249                  * reading any further.
2250                  */
2251                 dma_rmb();
2252                 if (TX_CMP_TYPE(txcmp) == CMP_TYPE_RX_L2_CMP) {
2253                         rc = bnxt_rx_loopback(bp, bnapi, raw_cons, pkt_size);
2254                         raw_cons = NEXT_RAW_CMP(raw_cons);
2255                         raw_cons = NEXT_RAW_CMP(raw_cons);
2256                         break;
2257                 }
2258                 raw_cons = NEXT_RAW_CMP(raw_cons);
2259         }
2260         cpr->cp_raw_cons = raw_cons;
2261         return rc;
2262 }
2263
2264 static int bnxt_run_loopback(struct bnxt *bp)
2265 {
2266         struct bnxt_tx_ring_info *txr = &bp->tx_ring[0];
2267         int pkt_size, i = 0;
2268         struct sk_buff *skb;
2269         dma_addr_t map;
2270         u8 *data;
2271         int rc;
2272
2273         pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_copy_thresh);
2274         skb = netdev_alloc_skb(bp->dev, pkt_size);
2275         if (!skb)
2276                 return -ENOMEM;
2277         data = skb_put(skb, pkt_size);
2278         eth_broadcast_addr(data);
2279         i += ETH_ALEN;
2280         ether_addr_copy(&data[i], bp->dev->dev_addr);
2281         i += ETH_ALEN;
2282         for ( ; i < pkt_size; i++)
2283                 data[i] = (u8)(i & 0xff);
2284
2285         map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size,
2286                              PCI_DMA_TODEVICE);
2287         if (dma_mapping_error(&bp->pdev->dev, map)) {
2288                 dev_kfree_skb(skb);
2289                 return -EIO;
2290         }
2291         bnxt_xmit_xdp(bp, txr, map, pkt_size, 0);
2292
2293         /* Sync BD data before updating doorbell */
2294         wmb();
2295
2296         writel(DB_KEY_TX | txr->tx_prod, txr->tx_doorbell);
2297         writel(DB_KEY_TX | txr->tx_prod, txr->tx_doorbell);
2298         rc = bnxt_poll_loopback(bp, pkt_size);
2299
2300         dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE);
2301         dev_kfree_skb(skb);
2302         return rc;
2303 }
2304
2305 static int bnxt_run_fw_tests(struct bnxt *bp, u8 test_mask, u8 *test_results)
2306 {
2307         struct hwrm_selftest_exec_output *resp = bp->hwrm_cmd_resp_addr;
2308         struct hwrm_selftest_exec_input req = {0};
2309         int rc;
2310
2311         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_EXEC, -1, -1);
2312         mutex_lock(&bp->hwrm_cmd_lock);
2313         resp->test_success = 0;
2314         req.flags = test_mask;
2315         rc = _hwrm_send_message(bp, &req, sizeof(req), bp->test_info->timeout);
2316         *test_results = resp->test_success;
2317         mutex_unlock(&bp->hwrm_cmd_lock);
2318         return rc;
2319 }
2320
2321 #define BNXT_DRV_TESTS                  1
2322 #define BNXT_MACLPBK_TEST_IDX           (bp->num_tests - BNXT_DRV_TESTS)
2323
2324 static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest,
2325                            u64 *buf)
2326 {
2327         struct bnxt *bp = netdev_priv(dev);
2328         bool offline = false;
2329         u8 test_results = 0;
2330         u8 test_mask = 0;
2331         int rc, i;
2332
2333         if (!bp->num_tests || !BNXT_SINGLE_PF(bp))
2334                 return;
2335         memset(buf, 0, sizeof(u64) * bp->num_tests);
2336         if (!netif_running(dev)) {
2337                 etest->flags |= ETH_TEST_FL_FAILED;
2338                 return;
2339         }
2340
2341         if (etest->flags & ETH_TEST_FL_OFFLINE) {
2342                 if (bp->pf.active_vfs) {
2343                         etest->flags |= ETH_TEST_FL_FAILED;
2344                         netdev_warn(dev, "Offline tests cannot be run with active VFs\n");
2345                         return;
2346                 }
2347                 offline = true;
2348         }
2349
2350         for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) {
2351                 u8 bit_val = 1 << i;
2352
2353                 if (!(bp->test_info->offline_mask & bit_val))
2354                         test_mask |= bit_val;
2355                 else if (offline)
2356                         test_mask |= bit_val;
2357         }
2358         if (!offline) {
2359                 bnxt_run_fw_tests(bp, test_mask, &test_results);
2360         } else {
2361                 rc = bnxt_close_nic(bp, false, false);
2362                 if (rc)
2363                         return;
2364                 bnxt_run_fw_tests(bp, test_mask, &test_results);
2365
2366                 buf[BNXT_MACLPBK_TEST_IDX] = 1;
2367                 bnxt_hwrm_mac_loopback(bp, true);
2368                 msleep(250);
2369                 rc = bnxt_half_open_nic(bp);
2370                 if (rc) {
2371                         bnxt_hwrm_mac_loopback(bp, false);
2372                         etest->flags |= ETH_TEST_FL_FAILED;
2373                         return;
2374                 }
2375                 if (bnxt_run_loopback(bp))
2376                         etest->flags |= ETH_TEST_FL_FAILED;
2377                 else
2378                         buf[BNXT_MACLPBK_TEST_IDX] = 0;
2379
2380                 bnxt_half_close_nic(bp);
2381                 bnxt_hwrm_mac_loopback(bp, false);
2382                 bnxt_open_nic(bp, false, true);
2383         }
2384         for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) {
2385                 u8 bit_val = 1 << i;
2386
2387                 if ((test_mask & bit_val) && !(test_results & bit_val)) {
2388                         buf[i] = 1;
2389                         etest->flags |= ETH_TEST_FL_FAILED;
2390                 }
2391         }
2392 }
2393
2394 void bnxt_ethtool_init(struct bnxt *bp)
2395 {
2396         struct hwrm_selftest_qlist_output *resp = bp->hwrm_cmd_resp_addr;
2397         struct hwrm_selftest_qlist_input req = {0};
2398         struct bnxt_test_info *test_info;
2399         int i, rc;
2400
2401         if (bp->hwrm_spec_code < 0x10704 || !BNXT_SINGLE_PF(bp))
2402                 return;
2403
2404         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_QLIST, -1, -1);
2405         mutex_lock(&bp->hwrm_cmd_lock);
2406         rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2407         if (rc)
2408                 goto ethtool_init_exit;
2409
2410         test_info = kzalloc(sizeof(*bp->test_info), GFP_KERNEL);
2411         if (!test_info)
2412                 goto ethtool_init_exit;
2413
2414         bp->test_info = test_info;
2415         bp->num_tests = resp->num_tests + BNXT_DRV_TESTS;
2416         if (bp->num_tests > BNXT_MAX_TEST)
2417                 bp->num_tests = BNXT_MAX_TEST;
2418
2419         test_info->offline_mask = resp->offline_tests;
2420         test_info->timeout = le16_to_cpu(resp->test_timeout);
2421         if (!test_info->timeout)
2422                 test_info->timeout = HWRM_CMD_TIMEOUT;
2423         for (i = 0; i < bp->num_tests; i++) {
2424                 char *str = test_info->string[i];
2425                 char *fw_str = resp->test0_name + i * 32;
2426
2427                 if (i == BNXT_MACLPBK_TEST_IDX) {
2428                         strcpy(str, "Mac loopback test (offline)");
2429                 } else {
2430                         strlcpy(str, fw_str, ETH_GSTRING_LEN);
2431                         strncat(str, " test", ETH_GSTRING_LEN - strlen(str));
2432                         if (test_info->offline_mask & (1 << i))
2433                                 strncat(str, " (offline)",
2434                                         ETH_GSTRING_LEN - strlen(str));
2435                         else
2436                                 strncat(str, " (online)",
2437                                         ETH_GSTRING_LEN - strlen(str));
2438                 }
2439         }
2440
2441 ethtool_init_exit:
2442         mutex_unlock(&bp->hwrm_cmd_lock);
2443 }
2444
2445 void bnxt_ethtool_free(struct bnxt *bp)
2446 {
2447         kfree(bp->test_info);
2448         bp->test_info = NULL;
2449 }
2450
2451 const struct ethtool_ops bnxt_ethtool_ops = {
2452         .get_link_ksettings     = bnxt_get_link_ksettings,
2453         .set_link_ksettings     = bnxt_set_link_ksettings,
2454         .get_pauseparam         = bnxt_get_pauseparam,
2455         .set_pauseparam         = bnxt_set_pauseparam,
2456         .get_drvinfo            = bnxt_get_drvinfo,
2457         .get_wol                = bnxt_get_wol,
2458         .set_wol                = bnxt_set_wol,
2459         .get_coalesce           = bnxt_get_coalesce,
2460         .set_coalesce           = bnxt_set_coalesce,
2461         .get_msglevel           = bnxt_get_msglevel,
2462         .set_msglevel           = bnxt_set_msglevel,
2463         .get_sset_count         = bnxt_get_sset_count,
2464         .get_strings            = bnxt_get_strings,
2465         .get_ethtool_stats      = bnxt_get_ethtool_stats,
2466         .set_ringparam          = bnxt_set_ringparam,
2467         .get_ringparam          = bnxt_get_ringparam,
2468         .get_channels           = bnxt_get_channels,
2469         .set_channels           = bnxt_set_channels,
2470         .get_rxnfc              = bnxt_get_rxnfc,
2471         .set_rxnfc              = bnxt_set_rxnfc,
2472         .get_rxfh_indir_size    = bnxt_get_rxfh_indir_size,
2473         .get_rxfh_key_size      = bnxt_get_rxfh_key_size,
2474         .get_rxfh               = bnxt_get_rxfh,
2475         .flash_device           = bnxt_flash_device,
2476         .get_eeprom_len         = bnxt_get_eeprom_len,
2477         .get_eeprom             = bnxt_get_eeprom,
2478         .set_eeprom             = bnxt_set_eeprom,
2479         .get_link               = bnxt_get_link,
2480         .get_eee                = bnxt_get_eee,
2481         .set_eee                = bnxt_set_eee,
2482         .get_module_info        = bnxt_get_module_info,
2483         .get_module_eeprom      = bnxt_get_module_eeprom,
2484         .nway_reset             = bnxt_nway_reset,
2485         .set_phys_id            = bnxt_set_phys_id,
2486         .self_test              = bnxt_self_test,
2487 };