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_speeds) & BNXT_LINK_SPEED_MSK_100GB)                    \
 933                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 934                                                      100000baseCR4_Full);\
 935         if ((fw_pause) & BNXT_LINK_PAUSE_RX) {                          \
 936                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 937                                                      Pause);            \
 938                 if (!((fw_pause) & BNXT_LINK_PAUSE_TX))                 \
 939                         ethtool_link_ksettings_add_link_mode(           \
 940                                         lk_ksettings, name, Asym_Pause);\
 941         } else if ((fw_pause) & BNXT_LINK_PAUSE_TX) {                   \
 942                 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
 943                                                      Asym_Pause);       \
 944         }                                                               \
 945 }
 946
 947 #define BNXT_ETHTOOL_TO_FW_SPDS(fw_speeds, lk_ksettings, name)          \
 948 {                                                                       \
 949         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 950                                                   100baseT_Full) ||     \
 951             ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 952                                                   100baseT_Half))       \
 953                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_100MB;               \
 954         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 955                                                   1000baseT_Full) ||    \
 956             ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 957                                                   1000baseT_Half))      \
 958                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_1GB;                 \
 959         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 960                                                   10000baseT_Full))     \
 961                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_10GB;                \
 962         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 963                                                   25000baseCR_Full))    \
 964                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_25GB;                \
 965         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 966                                                   40000baseCR4_Full))   \
 967                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_40GB;                \
 968         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 969                                                   50000baseCR2_Full))   \
 970                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_50GB;                \
 971         if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name,   \
 972                                                   100000baseCR4_Full))  \
 973                 (fw_speeds) |= BNXT_LINK_SPEED_MSK_100GB;               \
 974 }
 975
 976 static void bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info *link_info,
 977                                 struct ethtool_link_ksettings *lk_ksettings)
 978 {
 979         u16 fw_speeds = link_info->advertising;
 980         u8 fw_pause = 0;
 981
 982         if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
 983                 fw_pause = link_info->auto_pause_setting;
 984
 985         BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, advertising);
 986 }
 987
 988 static void bnxt_fw_to_ethtool_lp_adv(struct bnxt_link_info *link_info,
 989                                 struct ethtool_link_ksettings *lk_ksettings)
 990 {
 991         u16 fw_speeds = link_info->lp_auto_link_speeds;
 992         u8 fw_pause = 0;
 993
 994         if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
 995                 fw_pause = link_info->lp_pause;
 996
 997         BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings,
 998                                 lp_advertising);
 999 }
1000
1001 static void bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info *link_info,
1002                                 struct ethtool_link_ksettings *lk_ksettings)
1003 {
1004         u16 fw_speeds = link_info->support_speeds;
1005
1006         BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, 0, lk_ksettings, supported);
1007
1008         ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, Pause);
1009         ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1010                                              Asym_Pause);
1011
1012         if (link_info->support_auto_speeds)
1013                 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1014                                                      Autoneg);
1015 }
1016
1017 u32 bnxt_fw_to_ethtool_speed(u16 fw_link_speed)
1018 {
1019         switch (fw_link_speed) {
1020         case BNXT_LINK_SPEED_100MB:
1021                 return SPEED_100;
1022         case BNXT_LINK_SPEED_1GB:
1023                 return SPEED_1000;
1024         case BNXT_LINK_SPEED_2_5GB:
1025                 return SPEED_2500;
1026         case BNXT_LINK_SPEED_10GB:
1027                 return SPEED_10000;
1028         case BNXT_LINK_SPEED_20GB:
1029                 return SPEED_20000;
1030         case BNXT_LINK_SPEED_25GB:
1031                 return SPEED_25000;
1032         case BNXT_LINK_SPEED_40GB:
1033                 return SPEED_40000;
1034         case BNXT_LINK_SPEED_50GB:
1035                 return SPEED_50000;
1036         case BNXT_LINK_SPEED_100GB:
1037                 return SPEED_100000;
1038         default:
1039                 return SPEED_UNKNOWN;
1040         }
1041 }
1042
1043 static int bnxt_get_link_ksettings(struct net_device *dev,
1044                                    struct ethtool_link_ksettings *lk_ksettings)
1045 {
1046         struct bnxt *bp = netdev_priv(dev);
1047         struct bnxt_link_info *link_info = &bp->link_info;
1048         struct ethtool_link_settings *base = &lk_ksettings->base;
1049         u32 ethtool_speed;
1050
1051         ethtool_link_ksettings_zero_link_mode(lk_ksettings, supported);
1052         bnxt_fw_to_ethtool_support_spds(link_info, lk_ksettings);
1053
1054         ethtool_link_ksettings_zero_link_mode(lk_ksettings, advertising);
1055         if (link_info->autoneg) {
1056                 bnxt_fw_to_ethtool_advertised_spds(link_info, lk_ksettings);
1057                 ethtool_link_ksettings_add_link_mode(lk_ksettings,
1058                                                      advertising, Autoneg);
1059                 base->autoneg = AUTONEG_ENABLE;
1060                 if (link_info->phy_link_status == BNXT_LINK_LINK)
1061                         bnxt_fw_to_ethtool_lp_adv(link_info, lk_ksettings);
1062                 ethtool_speed = bnxt_fw_to_ethtool_speed(link_info->link_speed);
1063                 if (!netif_carrier_ok(dev))
1064                         base->duplex = DUPLEX_UNKNOWN;
1065                 else if (link_info->duplex & BNXT_LINK_DUPLEX_FULL)
1066                         base->duplex = DUPLEX_FULL;
1067                 else
1068                         base->duplex = DUPLEX_HALF;
1069         } else {
1070                 base->autoneg = AUTONEG_DISABLE;
1071                 ethtool_speed =
1072                         bnxt_fw_to_ethtool_speed(link_info->req_link_speed);
1073                 base->duplex = DUPLEX_HALF;
1074                 if (link_info->req_duplex == BNXT_LINK_DUPLEX_FULL)
1075                         base->duplex = DUPLEX_FULL;
1076         }
1077         base->speed = ethtool_speed;
1078
1079         base->port = PORT_NONE;
1080         if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
1081                 base->port = PORT_TP;
1082                 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1083                                                      TP);
1084                 ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising,
1085                                                      TP);
1086         } else {
1087                 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1088                                                      FIBRE);
1089                 ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising,
1090                                                      FIBRE);
1091
1092                 if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_DAC)
1093                         base->port = PORT_DA;
1094                 else if (link_info->media_type ==
1095                          PORT_PHY_QCFG_RESP_MEDIA_TYPE_FIBRE)
1096                         base->port = PORT_FIBRE;
1097         }
1098         base->phy_address = link_info->phy_addr;
1099
1100         return 0;
1101 }
1102
1103 static u32 bnxt_get_fw_speed(struct net_device *dev, u32 ethtool_speed)
1104 {
1105         struct bnxt *bp = netdev_priv(dev);
1106         struct bnxt_link_info *link_info = &bp->link_info;
1107         u16 support_spds = link_info->support_speeds;
1108         u32 fw_speed = 0;
1109
1110         switch (ethtool_speed) {
1111         case SPEED_100:
1112                 if (support_spds & BNXT_LINK_SPEED_MSK_100MB)
1113                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100MB;
1114                 break;
1115         case SPEED_1000:
1116                 if (support_spds & BNXT_LINK_SPEED_MSK_1GB)
1117                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_1GB;
1118                 break;
1119         case SPEED_2500:
1120                 if (support_spds & BNXT_LINK_SPEED_MSK_2_5GB)
1121                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_2_5GB;
1122                 break;
1123         case SPEED_10000:
1124                 if (support_spds & BNXT_LINK_SPEED_MSK_10GB)
1125                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_10GB;
1126                 break;
1127         case SPEED_20000:
1128                 if (support_spds & BNXT_LINK_SPEED_MSK_20GB)
1129                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_20GB;
1130                 break;
1131         case SPEED_25000:
1132                 if (support_spds & BNXT_LINK_SPEED_MSK_25GB)
1133                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_25GB;
1134                 break;
1135         case SPEED_40000:
1136                 if (support_spds & BNXT_LINK_SPEED_MSK_40GB)
1137                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_40GB;
1138                 break;
1139         case SPEED_50000:
1140                 if (support_spds & BNXT_LINK_SPEED_MSK_50GB)
1141                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_50GB;
1142                 break;
1143         case SPEED_100000:
1144                 if (support_spds & BNXT_LINK_SPEED_MSK_100GB)
1145                         fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100GB;
1146                 break;
1147         default:
1148                 netdev_err(dev, "unsupported speed!\n");
1149                 break;
1150         }
1151         return fw_speed;
1152 }
1153
1154 u16 bnxt_get_fw_auto_link_speeds(u32 advertising)
1155 {
1156         u16 fw_speed_mask = 0;
1157
1158         /* only support autoneg at speed 100, 1000, and 10000 */
1159         if (advertising & (ADVERTISED_100baseT_Full |
1160                            ADVERTISED_100baseT_Half)) {
1161                 fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB;
1162         }
1163         if (advertising & (ADVERTISED_1000baseT_Full |
1164                            ADVERTISED_1000baseT_Half)) {
1165                 fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB;
1166         }
1167         if (advertising & ADVERTISED_10000baseT_Full)
1168                 fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB;
1169
1170         if (advertising & ADVERTISED_40000baseCR4_Full)
1171                 fw_speed_mask |= BNXT_LINK_SPEED_MSK_40GB;
1172
1173         return fw_speed_mask;
1174 }
1175
1176 static int bnxt_set_link_ksettings(struct net_device *dev,
1177                            const struct ethtool_link_ksettings *lk_ksettings)
1178 {
1179         struct bnxt *bp = netdev_priv(dev);
1180         struct bnxt_link_info *link_info = &bp->link_info;
1181         const struct ethtool_link_settings *base = &lk_ksettings->base;
1182         bool set_pause = false;
1183         u16 fw_advertising = 0;
1184         u32 speed;
1185         int rc = 0;
1186
1187         if (!BNXT_SINGLE_PF(bp))
1188                 return -EOPNOTSUPP;
1189
1190         if (base->autoneg == AUTONEG_ENABLE) {
1191                 BNXT_ETHTOOL_TO_FW_SPDS(fw_advertising, lk_ksettings,
1192                                         advertising);
1193                 link_info->autoneg |= BNXT_AUTONEG_SPEED;
1194                 if (!fw_advertising)
1195                         link_info->advertising = link_info->support_auto_speeds;
1196                 else
1197                         link_info->advertising = fw_advertising;
1198                 /* any change to autoneg will cause link change, therefore the
1199                  * driver should put back the original pause setting in autoneg
1200                  */
1201                 set_pause = true;
1202         } else {
1203                 u16 fw_speed;
1204                 u8 phy_type = link_info->phy_type;
1205
1206                 if (phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASET  ||
1207                     phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASETE ||
1208                     link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
1209                         netdev_err(dev, "10GBase-T devices must autoneg\n");
1210                         rc = -EINVAL;
1211                         goto set_setting_exit;
1212                 }
1213                 if (base->duplex == DUPLEX_HALF) {
1214                         netdev_err(dev, "HALF DUPLEX is not supported!\n");
1215                         rc = -EINVAL;
1216                         goto set_setting_exit;
1217                 }
1218                 speed = base->speed;
1219                 fw_speed = bnxt_get_fw_speed(dev, speed);
1220                 if (!fw_speed) {
1221                         rc = -EINVAL;
1222                         goto set_setting_exit;
1223                 }
1224                 link_info->req_link_speed = fw_speed;
1225                 link_info->req_duplex = BNXT_LINK_DUPLEX_FULL;
1226                 link_info->autoneg = 0;
1227                 link_info->advertising = 0;
1228         }
1229
1230         if (netif_running(dev))
1231                 rc = bnxt_hwrm_set_link_setting(bp, set_pause, false);
1232
1233 set_setting_exit:
1234         return rc;
1235 }
1236
1237 static void bnxt_get_pauseparam(struct net_device *dev,
1238                                 struct ethtool_pauseparam *epause)
1239 {
1240         struct bnxt *bp = netdev_priv(dev);
1241         struct bnxt_link_info *link_info = &bp->link_info;
1242
1243         if (BNXT_VF(bp))
1244                 return;
1245         epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL);
1246         epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX);
1247         epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX);
1248 }
1249
1250 static int bnxt_set_pauseparam(struct net_device *dev,
1251                                struct ethtool_pauseparam *epause)
1252 {
1253         int rc = 0;
1254         struct bnxt *bp = netdev_priv(dev);
1255         struct bnxt_link_info *link_info = &bp->link_info;
1256
1257         if (!BNXT_SINGLE_PF(bp))
1258                 return -EOPNOTSUPP;
1259
1260         if (epause->autoneg) {
1261                 if (!(link_info->autoneg & BNXT_AUTONEG_SPEED))
1262                         return -EINVAL;
1263
1264                 link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL;
1265                 if (bp->hwrm_spec_code >= 0x10201)
1266                         link_info->req_flow_ctrl =
1267                                 PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE;
1268         } else {
1269                 /* when transition from auto pause to force pause,
1270                  * force a link change
1271                  */
1272                 if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
1273                         link_info->force_link_chng = true;
1274                 link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL;
1275                 link_info->req_flow_ctrl = 0;
1276         }
1277         if (epause->rx_pause)
1278                 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX;
1279
1280         if (epause->tx_pause)
1281                 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX;
1282
1283         if (netif_running(dev))
1284                 rc = bnxt_hwrm_set_pause(bp);
1285         return rc;
1286 }
1287
1288 static u32 bnxt_get_link(struct net_device *dev)
1289 {
1290         struct bnxt *bp = netdev_priv(dev);
1291
1292         /* TODO: handle MF, VF, driver close case */
1293         return bp->link_info.link_up;
1294 }
1295
1296 static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
1297                                 u16 ext, u16 *index, u32 *item_length,
1298                                 u32 *data_length);
1299
1300 static int bnxt_flash_nvram(struct net_device *dev,
1301                             u16 dir_type,
1302                             u16 dir_ordinal,
1303                             u16 dir_ext,
1304                             u16 dir_attr,
1305                             const u8 *data,
1306                             size_t data_len)
1307 {
1308         struct bnxt *bp = netdev_priv(dev);
1309         int rc;
1310         struct hwrm_nvm_write_input req = {0};
1311         dma_addr_t dma_handle;
1312         u8 *kmem;
1313
1314         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_WRITE, -1, -1);
1315
1316         req.dir_type = cpu_to_le16(dir_type);
1317         req.dir_ordinal = cpu_to_le16(dir_ordinal);
1318         req.dir_ext = cpu_to_le16(dir_ext);
1319         req.dir_attr = cpu_to_le16(dir_attr);
1320         req.dir_data_length = cpu_to_le32(data_len);
1321
1322         kmem = dma_alloc_coherent(&bp->pdev->dev, data_len, &dma_handle,
1323                                   GFP_KERNEL);
1324         if (!kmem) {
1325                 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1326                            (unsigned)data_len);
1327                 return -ENOMEM;
1328         }
1329         memcpy(kmem, data, data_len);
1330         req.host_src_addr = cpu_to_le64(dma_handle);
1331
1332         rc = hwrm_send_message(bp, &req, sizeof(req), FLASH_NVRAM_TIMEOUT);
1333         dma_free_coherent(&bp->pdev->dev, data_len, kmem, dma_handle);
1334
1335         return rc;
1336 }
1337
1338 static int bnxt_firmware_reset(struct net_device *dev,
1339                                u16 dir_type)
1340 {
1341         struct bnxt *bp = netdev_priv(dev);
1342         struct hwrm_fw_reset_input req = {0};
1343
1344         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FW_RESET, -1, -1);
1345
1346         /* TODO: Support ASAP ChiMP self-reset (e.g. upon PF driver unload) */
1347         /* TODO: Address self-reset of APE/KONG/BONO/TANG or ungraceful reset */
1348         /*       (e.g. when firmware isn't already running) */
1349         switch (dir_type) {
1350         case BNX_DIR_TYPE_CHIMP_PATCH:
1351         case BNX_DIR_TYPE_BOOTCODE:
1352         case BNX_DIR_TYPE_BOOTCODE_2:
1353                 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_BOOT;
1354                 /* Self-reset ChiMP upon next PCIe reset: */
1355                 req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST;
1356                 break;
1357         case BNX_DIR_TYPE_APE_FW:
1358         case BNX_DIR_TYPE_APE_PATCH:
1359                 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_MGMT;
1360                 /* Self-reset APE upon next PCIe reset: */
1361                 req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST;
1362                 break;
1363         case BNX_DIR_TYPE_KONG_FW:
1364         case BNX_DIR_TYPE_KONG_PATCH:
1365                 req.embedded_proc_type =
1366                         FW_RESET_REQ_EMBEDDED_PROC_TYPE_NETCTRL;
1367                 break;
1368         case BNX_DIR_TYPE_BONO_FW:
1369         case BNX_DIR_TYPE_BONO_PATCH:
1370                 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_ROCE;
1371                 break;
1372         default:
1373                 return -EINVAL;
1374         }
1375
1376         return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1377 }
1378
1379 static int bnxt_flash_firmware(struct net_device *dev,
1380                                u16 dir_type,
1381                                const u8 *fw_data,
1382                                size_t fw_size)
1383 {
1384         int     rc = 0;
1385         u16     code_type;
1386         u32     stored_crc;
1387         u32     calculated_crc;
1388         struct bnxt_fw_header *header = (struct bnxt_fw_header *)fw_data;
1389
1390         switch (dir_type) {
1391         case BNX_DIR_TYPE_BOOTCODE:
1392         case BNX_DIR_TYPE_BOOTCODE_2:
1393                 code_type = CODE_BOOT;
1394                 break;
1395         case BNX_DIR_TYPE_CHIMP_PATCH:
1396                 code_type = CODE_CHIMP_PATCH;
1397                 break;
1398         case BNX_DIR_TYPE_APE_FW:
1399                 code_type = CODE_MCTP_PASSTHRU;
1400                 break;
1401         case BNX_DIR_TYPE_APE_PATCH:
1402                 code_type = CODE_APE_PATCH;
1403                 break;
1404         case BNX_DIR_TYPE_KONG_FW:
1405                 code_type = CODE_KONG_FW;
1406                 break;
1407         case BNX_DIR_TYPE_KONG_PATCH:
1408                 code_type = CODE_KONG_PATCH;
1409                 break;
1410         case BNX_DIR_TYPE_BONO_FW:
1411                 code_type = CODE_BONO_FW;
1412                 break;
1413         case BNX_DIR_TYPE_BONO_PATCH:
1414                 code_type = CODE_BONO_PATCH;
1415                 break;
1416         default:
1417                 netdev_err(dev, "Unsupported directory entry type: %u\n",
1418                            dir_type);
1419                 return -EINVAL;
1420         }
1421         if (fw_size < sizeof(struct bnxt_fw_header)) {
1422                 netdev_err(dev, "Invalid firmware file size: %u\n",
1423                            (unsigned int)fw_size);
1424                 return -EINVAL;
1425         }
1426         if (header->signature != cpu_to_le32(BNXT_FIRMWARE_BIN_SIGNATURE)) {
1427                 netdev_err(dev, "Invalid firmware signature: %08X\n",
1428                            le32_to_cpu(header->signature));
1429                 return -EINVAL;
1430         }
1431         if (header->code_type != code_type) {
1432                 netdev_err(dev, "Expected firmware type: %d, read: %d\n",
1433                            code_type, header->code_type);
1434                 return -EINVAL;
1435         }
1436         if (header->device != DEVICE_CUMULUS_FAMILY) {
1437                 netdev_err(dev, "Expected firmware device family %d, read: %d\n",
1438                            DEVICE_CUMULUS_FAMILY, header->device);
1439                 return -EINVAL;
1440         }
1441         /* Confirm the CRC32 checksum of the file: */
1442         stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
1443                                              sizeof(stored_crc)));
1444         calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
1445         if (calculated_crc != stored_crc) {
1446                 netdev_err(dev, "Firmware file CRC32 checksum (%08lX) does not match calculated checksum (%08lX)\n",
1447                            (unsigned long)stored_crc,
1448                            (unsigned long)calculated_crc);
1449                 return -EINVAL;
1450         }
1451         rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
1452                               0, 0, fw_data, fw_size);
1453         if (rc == 0)    /* Firmware update successful */
1454                 rc = bnxt_firmware_reset(dev, dir_type);
1455
1456         return rc;
1457 }
1458
1459 static int bnxt_flash_microcode(struct net_device *dev,
1460                                 u16 dir_type,
1461                                 const u8 *fw_data,
1462                                 size_t fw_size)
1463 {
1464         struct bnxt_ucode_trailer *trailer;
1465         u32 calculated_crc;
1466         u32 stored_crc;
1467         int rc = 0;
1468
1469         if (fw_size < sizeof(struct bnxt_ucode_trailer)) {
1470                 netdev_err(dev, "Invalid microcode file size: %u\n",
1471                            (unsigned int)fw_size);
1472                 return -EINVAL;
1473         }
1474         trailer = (struct bnxt_ucode_trailer *)(fw_data + (fw_size -
1475                                                 sizeof(*trailer)));
1476         if (trailer->sig != cpu_to_le32(BNXT_UCODE_TRAILER_SIGNATURE)) {
1477                 netdev_err(dev, "Invalid microcode trailer signature: %08X\n",
1478                            le32_to_cpu(trailer->sig));
1479                 return -EINVAL;
1480         }
1481         if (le16_to_cpu(trailer->dir_type) != dir_type) {
1482                 netdev_err(dev, "Expected microcode type: %d, read: %d\n",
1483                            dir_type, le16_to_cpu(trailer->dir_type));
1484                 return -EINVAL;
1485         }
1486         if (le16_to_cpu(trailer->trailer_length) <
1487                 sizeof(struct bnxt_ucode_trailer)) {
1488                 netdev_err(dev, "Invalid microcode trailer length: %d\n",
1489                            le16_to_cpu(trailer->trailer_length));
1490                 return -EINVAL;
1491         }
1492
1493         /* Confirm the CRC32 checksum of the file: */
1494         stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
1495                                              sizeof(stored_crc)));
1496         calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
1497         if (calculated_crc != stored_crc) {
1498                 netdev_err(dev,
1499                            "CRC32 (%08lX) does not match calculated: %08lX\n",
1500                            (unsigned long)stored_crc,
1501                            (unsigned long)calculated_crc);
1502                 return -EINVAL;
1503         }
1504         rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
1505                               0, 0, fw_data, fw_size);
1506
1507         return rc;
1508 }
1509
1510 static bool bnxt_dir_type_is_ape_bin_format(u16 dir_type)
1511 {
1512         switch (dir_type) {
1513         case BNX_DIR_TYPE_CHIMP_PATCH:
1514         case BNX_DIR_TYPE_BOOTCODE:
1515         case BNX_DIR_TYPE_BOOTCODE_2:
1516         case BNX_DIR_TYPE_APE_FW:
1517         case BNX_DIR_TYPE_APE_PATCH:
1518         case BNX_DIR_TYPE_KONG_FW:
1519         case BNX_DIR_TYPE_KONG_PATCH:
1520         case BNX_DIR_TYPE_BONO_FW:
1521         case BNX_DIR_TYPE_BONO_PATCH:
1522                 return true;
1523         }
1524
1525         return false;
1526 }
1527
1528 static bool bnxt_dir_type_is_other_exec_format(u16 dir_type)
1529 {
1530         switch (dir_type) {
1531         case BNX_DIR_TYPE_AVS:
1532         case BNX_DIR_TYPE_EXP_ROM_MBA:
1533         case BNX_DIR_TYPE_PCIE:
1534         case BNX_DIR_TYPE_TSCF_UCODE:
1535         case BNX_DIR_TYPE_EXT_PHY:
1536         case BNX_DIR_TYPE_CCM:
1537         case BNX_DIR_TYPE_ISCSI_BOOT:
1538         case BNX_DIR_TYPE_ISCSI_BOOT_IPV6:
1539         case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6:
1540                 return true;
1541         }
1542
1543         return false;
1544 }
1545
1546 static bool bnxt_dir_type_is_executable(u16 dir_type)
1547 {
1548         return bnxt_dir_type_is_ape_bin_format(dir_type) ||
1549                 bnxt_dir_type_is_other_exec_format(dir_type);
1550 }
1551
1552 static int bnxt_flash_firmware_from_file(struct net_device *dev,
1553                                          u16 dir_type,
1554                                          const char *filename)
1555 {
1556         const struct firmware  *fw;
1557         int                     rc;
1558
1559         rc = request_firmware(&fw, filename, &dev->dev);
1560         if (rc != 0) {
1561                 netdev_err(dev, "Error %d requesting firmware file: %s\n",
1562                            rc, filename);
1563                 return rc;
1564         }
1565         if (bnxt_dir_type_is_ape_bin_format(dir_type) == true)
1566                 rc = bnxt_flash_firmware(dev, dir_type, fw->data, fw->size);
1567         else if (bnxt_dir_type_is_other_exec_format(dir_type) == true)
1568                 rc = bnxt_flash_microcode(dev, dir_type, fw->data, fw->size);
1569         else
1570                 rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
1571                                       0, 0, fw->data, fw->size);
1572         release_firmware(fw);
1573         return rc;
1574 }
1575
1576 static int bnxt_flash_package_from_file(struct net_device *dev,
1577                                         char *filename, u32 install_type)
1578 {
1579         struct bnxt *bp = netdev_priv(dev);
1580         struct hwrm_nvm_install_update_output *resp = bp->hwrm_cmd_resp_addr;
1581         struct hwrm_nvm_install_update_input install = {0};
1582         const struct firmware *fw;
1583         u32 item_len;
1584         u16 index;
1585         int rc;
1586
1587         bnxt_hwrm_fw_set_time(bp);
1588
1589         if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_UPDATE,
1590                                  BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE,
1591                                  &index, &item_len, NULL) != 0) {
1592                 netdev_err(dev, "PKG update area not created in nvram\n");
1593                 return -ENOBUFS;
1594         }
1595
1596         rc = request_firmware(&fw, filename, &dev->dev);
1597         if (rc != 0) {
1598                 netdev_err(dev, "PKG error %d requesting file: %s\n",
1599                            rc, filename);
1600                 return rc;
1601         }
1602
1603         if (fw->size > item_len) {
1604                 netdev_err(dev, "PKG insufficient update area in nvram: %lu",
1605                            (unsigned long)fw->size);
1606                 rc = -EFBIG;
1607         } else {
1608                 dma_addr_t dma_handle;
1609                 u8 *kmem;
1610                 struct hwrm_nvm_modify_input modify = {0};
1611
1612                 bnxt_hwrm_cmd_hdr_init(bp, &modify, HWRM_NVM_MODIFY, -1, -1);
1613
1614                 modify.dir_idx = cpu_to_le16(index);
1615                 modify.len = cpu_to_le32(fw->size);
1616
1617                 kmem = dma_alloc_coherent(&bp->pdev->dev, fw->size,
1618                                           &dma_handle, GFP_KERNEL);
1619                 if (!kmem) {
1620                         netdev_err(dev,
1621                                    "dma_alloc_coherent failure, length = %u\n",
1622                                    (unsigned int)fw->size);
1623                         rc = -ENOMEM;
1624                 } else {
1625                         memcpy(kmem, fw->data, fw->size);
1626                         modify.host_src_addr = cpu_to_le64(dma_handle);
1627
1628                         rc = hwrm_send_message(bp, &modify, sizeof(modify),
1629                                                FLASH_PACKAGE_TIMEOUT);
1630                         dma_free_coherent(&bp->pdev->dev, fw->size, kmem,
1631                                           dma_handle);
1632                 }
1633         }
1634         release_firmware(fw);
1635         if (rc)
1636                 return rc;
1637
1638         if ((install_type & 0xffff) == 0)
1639                 install_type >>= 16;
1640         bnxt_hwrm_cmd_hdr_init(bp, &install, HWRM_NVM_INSTALL_UPDATE, -1, -1);
1641         install.install_type = cpu_to_le32(install_type);
1642
1643         mutex_lock(&bp->hwrm_cmd_lock);
1644         rc = _hwrm_send_message(bp, &install, sizeof(install),
1645                                 INSTALL_PACKAGE_TIMEOUT);
1646         if (rc) {
1647                 rc = -EOPNOTSUPP;
1648                 goto flash_pkg_exit;
1649         }
1650
1651         if (resp->error_code) {
1652                 u8 error_code = ((struct hwrm_err_output *)resp)->cmd_err;
1653
1654                 if (error_code == NVM_INSTALL_UPDATE_CMD_ERR_CODE_FRAG_ERR) {
1655                         install.flags |= cpu_to_le16(
1656                                NVM_INSTALL_UPDATE_REQ_FLAGS_ALLOWED_TO_DEFRAG);
1657                         rc = _hwrm_send_message(bp, &install, sizeof(install),
1658                                                 INSTALL_PACKAGE_TIMEOUT);
1659                         if (rc) {
1660                                 rc = -EOPNOTSUPP;
1661                                 goto flash_pkg_exit;
1662                         }
1663                 }
1664         }
1665
1666         if (resp->result) {
1667                 netdev_err(dev, "PKG install error = %d, problem_item = %d\n",
1668                            (s8)resp->result, (int)resp->problem_item);
1669                 rc = -ENOPKG;
1670         }
1671 flash_pkg_exit:
1672         mutex_unlock(&bp->hwrm_cmd_lock);
1673         return rc;
1674 }
1675
1676 static int bnxt_flash_device(struct net_device *dev,
1677                              struct ethtool_flash *flash)
1678 {
1679         if (!BNXT_PF((struct bnxt *)netdev_priv(dev))) {
1680                 netdev_err(dev, "flashdev not supported from a virtual function\n");
1681                 return -EINVAL;
1682         }
1683
1684         if (flash->region == ETHTOOL_FLASH_ALL_REGIONS ||
1685             flash->region > 0xffff)
1686                 return bnxt_flash_package_from_file(dev, flash->data,
1687                                                     flash->region);
1688
1689         return bnxt_flash_firmware_from_file(dev, flash->region, flash->data);
1690 }
1691
1692 static int nvm_get_dir_info(struct net_device *dev, u32 *entries, u32 *length)
1693 {
1694         struct bnxt *bp = netdev_priv(dev);
1695         int rc;
1696         struct hwrm_nvm_get_dir_info_input req = {0};
1697         struct hwrm_nvm_get_dir_info_output *output = bp->hwrm_cmd_resp_addr;
1698
1699         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_INFO, -1, -1);
1700
1701         mutex_lock(&bp->hwrm_cmd_lock);
1702         rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1703         if (!rc) {
1704                 *entries = le32_to_cpu(output->entries);
1705                 *length = le32_to_cpu(output->entry_length);
1706         }
1707         mutex_unlock(&bp->hwrm_cmd_lock);
1708         return rc;
1709 }
1710
1711 static int bnxt_get_eeprom_len(struct net_device *dev)
1712 {
1713         /* The -1 return value allows the entire 32-bit range of offsets to be
1714          * passed via the ethtool command-line utility.
1715          */
1716         return -1;
1717 }
1718
1719 static int bnxt_get_nvram_directory(struct net_device *dev, u32 len, u8 *data)
1720 {
1721         struct bnxt *bp = netdev_priv(dev);
1722         int rc;
1723         u32 dir_entries;
1724         u32 entry_length;
1725         u8 *buf;
1726         size_t buflen;
1727         dma_addr_t dma_handle;
1728         struct hwrm_nvm_get_dir_entries_input req = {0};
1729
1730         rc = nvm_get_dir_info(dev, &dir_entries, &entry_length);
1731         if (rc != 0)
1732                 return rc;
1733
1734         /* Insert 2 bytes of directory info (count and size of entries) */
1735         if (len < 2)
1736                 return -EINVAL;
1737
1738         *data++ = dir_entries;
1739         *data++ = entry_length;
1740         len -= 2;
1741         memset(data, 0xff, len);
1742
1743         buflen = dir_entries * entry_length;
1744         buf = dma_alloc_coherent(&bp->pdev->dev, buflen, &dma_handle,
1745                                  GFP_KERNEL);
1746         if (!buf) {
1747                 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1748                            (unsigned)buflen);
1749                 return -ENOMEM;
1750         }
1751         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_ENTRIES, -1, -1);
1752         req.host_dest_addr = cpu_to_le64(dma_handle);
1753         rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1754         if (rc == 0)
1755                 memcpy(data, buf, len > buflen ? buflen : len);
1756         dma_free_coherent(&bp->pdev->dev, buflen, buf, dma_handle);
1757         return rc;
1758 }
1759
1760 static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset,
1761                                u32 length, u8 *data)
1762 {
1763         struct bnxt *bp = netdev_priv(dev);
1764         int rc;
1765         u8 *buf;
1766         dma_addr_t dma_handle;
1767         struct hwrm_nvm_read_input req = {0};
1768
1769         buf = dma_alloc_coherent(&bp->pdev->dev, length, &dma_handle,
1770                                  GFP_KERNEL);
1771         if (!buf) {
1772                 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1773                            (unsigned)length);
1774                 return -ENOMEM;
1775         }
1776         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_READ, -1, -1);
1777         req.host_dest_addr = cpu_to_le64(dma_handle);
1778         req.dir_idx = cpu_to_le16(index);
1779         req.offset = cpu_to_le32(offset);
1780         req.len = cpu_to_le32(length);
1781
1782         rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1783         if (rc == 0)
1784                 memcpy(data, buf, length);
1785         dma_free_coherent(&bp->pdev->dev, length, buf, dma_handle);
1786         return rc;
1787 }
1788
1789 static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
1790                                 u16 ext, u16 *index, u32 *item_length,
1791                                 u32 *data_length)
1792 {
1793         struct bnxt *bp = netdev_priv(dev);
1794         int rc;
1795         struct hwrm_nvm_find_dir_entry_input req = {0};
1796         struct hwrm_nvm_find_dir_entry_output *output = bp->hwrm_cmd_resp_addr;
1797
1798         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_FIND_DIR_ENTRY, -1, -1);
1799         req.enables = 0;
1800         req.dir_idx = 0;
1801         req.dir_type = cpu_to_le16(type);
1802         req.dir_ordinal = cpu_to_le16(ordinal);
1803         req.dir_ext = cpu_to_le16(ext);
1804         req.opt_ordinal = NVM_FIND_DIR_ENTRY_REQ_OPT_ORDINAL_EQ;
1805         rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1806         if (rc == 0) {
1807                 if (index)
1808                         *index = le16_to_cpu(output->dir_idx);
1809                 if (item_length)
1810                         *item_length = le32_to_cpu(output->dir_item_length);
1811                 if (data_length)
1812                         *data_length = le32_to_cpu(output->dir_data_length);
1813         }
1814         return rc;
1815 }
1816
1817 static char *bnxt_parse_pkglog(int desired_field, u8 *data, size_t datalen)
1818 {
1819         char    *retval = NULL;
1820         char    *p;
1821         char    *value;
1822         int     field = 0;
1823
1824         if (datalen < 1)
1825                 return NULL;
1826         /* null-terminate the log data (removing last '\n'): */
1827         data[datalen - 1] = 0;
1828         for (p = data; *p != 0; p++) {
1829                 field = 0;
1830                 retval = NULL;
1831                 while (*p != 0 && *p != '\n') {
1832                         value = p;
1833                         while (*p != 0 && *p != '\t' && *p != '\n')
1834                                 p++;
1835                         if (field == desired_field)
1836                                 retval = value;
1837                         if (*p != '\t')
1838                                 break;
1839                         *p = 0;
1840                         field++;
1841                         p++;
1842                 }
1843                 if (*p == 0)
1844                         break;
1845                 *p = 0;
1846         }
1847         return retval;
1848 }
1849
1850 static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen)
1851 {
1852         u16 index = 0;
1853         u32 datalen;
1854
1855         if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_PKG_LOG,
1856                                  BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE,
1857                                  &index, NULL, &datalen) != 0)
1858                 return NULL;
1859
1860         memset(buf, 0, buflen);
1861         if (bnxt_get_nvram_item(dev, index, 0, datalen, buf) != 0)
1862                 return NULL;
1863
1864         return bnxt_parse_pkglog(BNX_PKG_LOG_FIELD_IDX_PKG_VERSION, buf,
1865                 datalen);
1866 }
1867
1868 static int bnxt_get_eeprom(struct net_device *dev,
1869                            struct ethtool_eeprom *eeprom,
1870                            u8 *data)
1871 {
1872         u32 index;
1873         u32 offset;
1874
1875         if (eeprom->offset == 0) /* special offset value to get directory */
1876                 return bnxt_get_nvram_directory(dev, eeprom->len, data);
1877
1878         index = eeprom->offset >> 24;
1879         offset = eeprom->offset & 0xffffff;
1880
1881         if (index == 0) {
1882                 netdev_err(dev, "unsupported index value: %d\n", index);
1883                 return -EINVAL;
1884         }
1885
1886         return bnxt_get_nvram_item(dev, index - 1, offset, eeprom->len, data);
1887 }
1888
1889 static int bnxt_erase_nvram_directory(struct net_device *dev, u8 index)
1890 {
1891         struct bnxt *bp = netdev_priv(dev);
1892         struct hwrm_nvm_erase_dir_entry_input req = {0};
1893
1894         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_ERASE_DIR_ENTRY, -1, -1);
1895         req.dir_idx = cpu_to_le16(index);
1896         return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1897 }
1898
1899 static int bnxt_set_eeprom(struct net_device *dev,
1900                            struct ethtool_eeprom *eeprom,
1901                            u8 *data)
1902 {
1903         struct bnxt *bp = netdev_priv(dev);
1904         u8 index, dir_op;
1905         u16 type, ext, ordinal, attr;
1906
1907         if (!BNXT_PF(bp)) {
1908                 netdev_err(dev, "NVM write not supported from a virtual function\n");
1909                 return -EINVAL;
1910         }
1911
1912         type = eeprom->magic >> 16;
1913
1914         if (type == 0xffff) { /* special value for directory operations */
1915                 index = eeprom->magic & 0xff;
1916                 dir_op = eeprom->magic >> 8;
1917                 if (index == 0)
1918                         return -EINVAL;
1919                 switch (dir_op) {
1920                 case 0x0e: /* erase */
1921                         if (eeprom->offset != ~eeprom->magic)
1922                                 return -EINVAL;
1923                         return bnxt_erase_nvram_directory(dev, index - 1);
1924                 default:
1925                         return -EINVAL;
1926                 }
1927         }
1928
1929         /* Create or re-write an NVM item: */
1930         if (bnxt_dir_type_is_executable(type) == true)
1931                 return -EOPNOTSUPP;
1932         ext = eeprom->magic & 0xffff;
1933         ordinal = eeprom->offset >> 16;
1934         attr = eeprom->offset & 0xffff;
1935
1936         return bnxt_flash_nvram(dev, type, ordinal, ext, attr, data,
1937                                 eeprom->len);
1938 }
1939
1940 static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata)
1941 {
1942         struct bnxt *bp = netdev_priv(dev);
1943         struct ethtool_eee *eee = &bp->eee;
1944         struct bnxt_link_info *link_info = &bp->link_info;
1945         u32 advertising =
1946                  _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0);
1947         int rc = 0;
1948
1949         if (!BNXT_SINGLE_PF(bp))
1950                 return -EOPNOTSUPP;
1951
1952         if (!(bp->flags & BNXT_FLAG_EEE_CAP))
1953                 return -EOPNOTSUPP;
1954
1955         if (!edata->eee_enabled)
1956                 goto eee_ok;
1957
1958         if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) {
1959                 netdev_warn(dev, "EEE requires autoneg\n");
1960                 return -EINVAL;
1961         }
1962         if (edata->tx_lpi_enabled) {
1963                 if (bp->lpi_tmr_hi && (edata->tx_lpi_timer > bp->lpi_tmr_hi ||
1964                                        edata->tx_lpi_timer < bp->lpi_tmr_lo)) {
1965                         netdev_warn(dev, "Valid LPI timer range is %d and %d microsecs\n",
1966                                     bp->lpi_tmr_lo, bp->lpi_tmr_hi);
1967                         return -EINVAL;
1968                 } else if (!bp->lpi_tmr_hi) {
1969                         edata->tx_lpi_timer = eee->tx_lpi_timer;
1970                 }
1971         }
1972         if (!edata->advertised) {
1973                 edata->advertised = advertising & eee->supported;
1974         } else if (edata->advertised & ~advertising) {
1975                 netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n",
1976                             edata->advertised, advertising);
1977                 return -EINVAL;
1978         }
1979
1980         eee->advertised = edata->advertised;
1981         eee->tx_lpi_enabled = edata->tx_lpi_enabled;
1982         eee->tx_lpi_timer = edata->tx_lpi_timer;
1983 eee_ok:
1984         eee->eee_enabled = edata->eee_enabled;
1985
1986         if (netif_running(dev))
1987                 rc = bnxt_hwrm_set_link_setting(bp, false, true);
1988
1989         return rc;
1990 }
1991
1992 static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata)
1993 {
1994         struct bnxt *bp = netdev_priv(dev);
1995
1996         if (!(bp->flags & BNXT_FLAG_EEE_CAP))
1997                 return -EOPNOTSUPP;
1998
1999         *edata = bp->eee;
2000         if (!bp->eee.eee_enabled) {
2001                 /* Preserve tx_lpi_timer so that the last value will be used
2002                  * by default when it is re-enabled.
2003                  */
2004                 edata->advertised = 0;
2005                 edata->tx_lpi_enabled = 0;
2006         }
2007
2008         if (!bp->eee.eee_active)
2009                 edata->lp_advertised = 0;
2010
2011         return 0;
2012 }
2013
2014 static int bnxt_read_sfp_module_eeprom_info(struct bnxt *bp, u16 i2c_addr,
2015                                             u16 page_number, u16 start_addr,
2016                                             u16 data_length, u8 *buf)
2017 {
2018         struct hwrm_port_phy_i2c_read_input req = {0};
2019         struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr;
2020         int rc, byte_offset = 0;
2021
2022         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1);
2023         req.i2c_slave_addr = i2c_addr;
2024         req.page_number = cpu_to_le16(page_number);
2025         req.port_id = cpu_to_le16(bp->pf.port_id);
2026         do {
2027                 u16 xfer_size;
2028
2029                 xfer_size = min_t(u16, data_length, BNXT_MAX_PHY_I2C_RESP_SIZE);
2030                 data_length -= xfer_size;
2031                 req.page_offset = cpu_to_le16(start_addr + byte_offset);
2032                 req.data_length = xfer_size;
2033                 req.enables = cpu_to_le32(start_addr + byte_offset ?
2034                                  PORT_PHY_I2C_READ_REQ_ENABLES_PAGE_OFFSET : 0);
2035                 mutex_lock(&bp->hwrm_cmd_lock);
2036                 rc = _hwrm_send_message(bp, &req, sizeof(req),
2037                                         HWRM_CMD_TIMEOUT);
2038                 if (!rc)
2039                         memcpy(buf + byte_offset, output->data, xfer_size);
2040                 mutex_unlock(&bp->hwrm_cmd_lock);
2041                 byte_offset += xfer_size;
2042         } while (!rc && data_length > 0);
2043
2044         return rc;
2045 }
2046
2047 static int bnxt_get_module_info(struct net_device *dev,
2048                                 struct ethtool_modinfo *modinfo)
2049 {
2050         struct bnxt *bp = netdev_priv(dev);
2051         struct hwrm_port_phy_i2c_read_input req = {0};
2052         struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr;
2053         int rc;
2054
2055         /* No point in going further if phy status indicates
2056          * module is not inserted or if it is powered down or
2057          * if it is of type 10GBase-T
2058          */
2059         if (bp->link_info.module_status >
2060                 PORT_PHY_QCFG_RESP_MODULE_STATUS_WARNINGMSG)
2061                 return -EOPNOTSUPP;
2062
2063         /* This feature is not supported in older firmware versions */
2064         if (bp->hwrm_spec_code < 0x10202)
2065                 return -EOPNOTSUPP;
2066
2067         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1);
2068         req.i2c_slave_addr = I2C_DEV_ADDR_A0;
2069         req.page_number = 0;
2070         req.page_offset = cpu_to_le16(SFP_EEPROM_SFF_8472_COMP_ADDR);
2071         req.data_length = SFP_EEPROM_SFF_8472_COMP_SIZE;
2072         req.port_id = cpu_to_le16(bp->pf.port_id);
2073         mutex_lock(&bp->hwrm_cmd_lock);
2074         rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2075         if (!rc) {
2076                 u32 module_id = le32_to_cpu(output->data[0]);
2077
2078                 switch (module_id) {
2079                 case SFF_MODULE_ID_SFP:
2080                         modinfo->type = ETH_MODULE_SFF_8472;
2081                         modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
2082                         break;
2083                 case SFF_MODULE_ID_QSFP:
2084                 case SFF_MODULE_ID_QSFP_PLUS:
2085                         modinfo->type = ETH_MODULE_SFF_8436;
2086                         modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
2087                         break;
2088                 case SFF_MODULE_ID_QSFP28:
2089                         modinfo->type = ETH_MODULE_SFF_8636;
2090                         modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN;
2091                         break;
2092                 default:
2093                         rc = -EOPNOTSUPP;
2094                         break;
2095                 }
2096         }
2097         mutex_unlock(&bp->hwrm_cmd_lock);
2098         return rc;
2099 }
2100
2101 static int bnxt_get_module_eeprom(struct net_device *dev,
2102                                   struct ethtool_eeprom *eeprom,
2103                                   u8 *data)
2104 {
2105         struct bnxt *bp = netdev_priv(dev);
2106         u16  start = eeprom->offset, length = eeprom->len;
2107         int rc = 0;
2108
2109         memset(data, 0, eeprom->len);
2110
2111         /* Read A0 portion of the EEPROM */
2112         if (start < ETH_MODULE_SFF_8436_LEN) {
2113                 if (start + eeprom->len > ETH_MODULE_SFF_8436_LEN)
2114                         length = ETH_MODULE_SFF_8436_LEN - start;
2115                 rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0,
2116                                                       start, length, data);
2117                 if (rc)
2118                         return rc;
2119                 start += length;
2120                 data += length;
2121                 length = eeprom->len - length;
2122         }
2123
2124         /* Read A2 portion of the EEPROM */
2125         if (length) {
2126                 start -= ETH_MODULE_SFF_8436_LEN;
2127                 bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 1, start,
2128                                                  length, data);
2129         }
2130         return rc;
2131 }
2132
2133 static int bnxt_nway_reset(struct net_device *dev)
2134 {
2135         int rc = 0;
2136
2137         struct bnxt *bp = netdev_priv(dev);
2138         struct bnxt_link_info *link_info = &bp->link_info;
2139
2140         if (!BNXT_SINGLE_PF(bp))
2141                 return -EOPNOTSUPP;
2142
2143         if (!(link_info->autoneg & BNXT_AUTONEG_SPEED))
2144                 return -EINVAL;
2145
2146         if (netif_running(dev))
2147                 rc = bnxt_hwrm_set_link_setting(bp, true, false);
2148
2149         return rc;
2150 }
2151
2152 static int bnxt_set_phys_id(struct net_device *dev,
2153                             enum ethtool_phys_id_state state)
2154 {
2155         struct hwrm_port_led_cfg_input req = {0};
2156         struct bnxt *bp = netdev_priv(dev);
2157         struct bnxt_pf_info *pf = &bp->pf;
2158         struct bnxt_led_cfg *led_cfg;
2159         u8 led_state;
2160         __le16 duration;
2161         int i, rc;
2162
2163         if (!bp->num_leds || BNXT_VF(bp))
2164                 return -EOPNOTSUPP;
2165
2166         if (state == ETHTOOL_ID_ACTIVE) {
2167                 led_state = PORT_LED_CFG_REQ_LED0_STATE_BLINKALT;
2168                 duration = cpu_to_le16(500);
2169         } else if (state == ETHTOOL_ID_INACTIVE) {
2170                 led_state = PORT_LED_CFG_REQ_LED1_STATE_DEFAULT;
2171                 duration = cpu_to_le16(0);
2172         } else {
2173                 return -EINVAL;
2174         }
2175         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_LED_CFG, -1, -1);
2176         req.port_id = cpu_to_le16(pf->port_id);
2177         req.num_leds = bp->num_leds;
2178         led_cfg = (struct bnxt_led_cfg *)&req.led0_id;
2179         for (i = 0; i < bp->num_leds; i++, led_cfg++) {
2180                 req.enables |= BNXT_LED_DFLT_ENABLES(i);
2181                 led_cfg->led_id = bp->leds[i].led_id;
2182                 led_cfg->led_state = led_state;
2183                 led_cfg->led_blink_on = duration;
2184                 led_cfg->led_blink_off = duration;
2185                 led_cfg->led_group_id = bp->leds[i].led_group_id;
2186         }
2187         rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2188         if (rc)
2189                 rc = -EIO;
2190         return rc;
2191 }
2192
2193 static int bnxt_hwrm_selftest_irq(struct bnxt *bp, u16 cmpl_ring)
2194 {
2195         struct hwrm_selftest_irq_input req = {0};
2196
2197         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_IRQ, cmpl_ring, -1);
2198         return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2199 }
2200
2201 static int bnxt_test_irq(struct bnxt *bp)
2202 {
2203         int i;
2204
2205         for (i = 0; i < bp->cp_nr_rings; i++) {
2206                 u16 cmpl_ring = bp->grp_info[i].cp_fw_ring_id;
2207                 int rc;
2208
2209                 rc = bnxt_hwrm_selftest_irq(bp, cmpl_ring);
2210                 if (rc)
2211                         return rc;
2212         }
2213         return 0;
2214 }
2215
2216 static int bnxt_hwrm_mac_loopback(struct bnxt *bp, bool enable)
2217 {
2218         struct hwrm_port_mac_cfg_input req = {0};
2219
2220         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_MAC_CFG, -1, -1);
2221
2222         req.enables = cpu_to_le32(PORT_MAC_CFG_REQ_ENABLES_LPBK);
2223         if (enable)
2224                 req.lpbk = PORT_MAC_CFG_REQ_LPBK_LOCAL;
2225         else
2226                 req.lpbk = PORT_MAC_CFG_REQ_LPBK_NONE;
2227         return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2228 }
2229
2230 static int bnxt_disable_an_for_lpbk(struct bnxt *bp,
2231                                     struct hwrm_port_phy_cfg_input *req)
2232 {
2233         struct bnxt_link_info *link_info = &bp->link_info;
2234         u16 fw_advertising = link_info->advertising;
2235         u16 fw_speed;
2236         int rc;
2237
2238         if (!link_info->autoneg)
2239                 return 0;
2240
2241         fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_1GB;
2242         if (netif_carrier_ok(bp->dev))
2243                 fw_speed = bp->link_info.link_speed;
2244         else if (fw_advertising & BNXT_LINK_SPEED_MSK_10GB)
2245                 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_10GB;
2246         else if (fw_advertising & BNXT_LINK_SPEED_MSK_25GB)
2247                 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_25GB;
2248         else if (fw_advertising & BNXT_LINK_SPEED_MSK_40GB)
2249                 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_40GB;
2250         else if (fw_advertising & BNXT_LINK_SPEED_MSK_50GB)
2251                 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_50GB;
2252
2253         req->force_link_speed = cpu_to_le16(fw_speed);
2254         req->flags |= cpu_to_le32(PORT_PHY_CFG_REQ_FLAGS_FORCE |
2255                                   PORT_PHY_CFG_REQ_FLAGS_RESET_PHY);
2256         rc = hwrm_send_message(bp, req, sizeof(*req), HWRM_CMD_TIMEOUT);
2257         req->flags = 0;
2258         req->force_link_speed = cpu_to_le16(0);
2259         return rc;
2260 }
2261
2262 static int bnxt_hwrm_phy_loopback(struct bnxt *bp, bool enable)
2263 {
2264         struct hwrm_port_phy_cfg_input req = {0};
2265
2266         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_CFG, -1, -1);
2267
2268         if (enable) {
2269                 bnxt_disable_an_for_lpbk(bp, &req);
2270                 req.lpbk = PORT_PHY_CFG_REQ_LPBK_LOCAL;
2271         } else {
2272                 req.lpbk = PORT_PHY_CFG_REQ_LPBK_NONE;
2273         }
2274         req.enables = cpu_to_le32(PORT_PHY_CFG_REQ_ENABLES_LPBK);
2275         return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2276 }
2277
2278 static int bnxt_rx_loopback(struct bnxt *bp, struct bnxt_napi *bnapi,
2279                             u32 raw_cons, int pkt_size)
2280 {
2281         struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring;
2282         struct bnxt_rx_ring_info *rxr = bnapi->rx_ring;
2283         struct bnxt_sw_rx_bd *rx_buf;
2284         struct rx_cmp *rxcmp;
2285         u16 cp_cons, cons;
2286         u8 *data;
2287         u32 len;
2288         int i;
2289
2290         cp_cons = RING_CMP(raw_cons);
2291         rxcmp = (struct rx_cmp *)
2292                 &cpr->cp_desc_ring[CP_RING(cp_cons)][CP_IDX(cp_cons)];
2293         cons = rxcmp->rx_cmp_opaque;
2294         rx_buf = &rxr->rx_buf_ring[cons];
2295         data = rx_buf->data_ptr;
2296         len = le32_to_cpu(rxcmp->rx_cmp_len_flags_type) >> RX_CMP_LEN_SHIFT;
2297         if (len != pkt_size)
2298                 return -EIO;
2299         i = ETH_ALEN;
2300         if (!ether_addr_equal(data + i, bnapi->bp->dev->dev_addr))
2301                 return -EIO;
2302         i += ETH_ALEN;
2303         for (  ; i < pkt_size; i++) {
2304                 if (data[i] != (u8)(i & 0xff))
2305                         return -EIO;
2306         }
2307         return 0;
2308 }
2309
2310 static int bnxt_poll_loopback(struct bnxt *bp, int pkt_size)
2311 {
2312         struct bnxt_napi *bnapi = bp->bnapi[0];
2313         struct bnxt_cp_ring_info *cpr;
2314         struct tx_cmp *txcmp;
2315         int rc = -EIO;
2316         u32 raw_cons;
2317         u32 cons;
2318         int i;
2319
2320         cpr = &bnapi->cp_ring;
2321         raw_cons = cpr->cp_raw_cons;
2322         for (i = 0; i < 200; i++) {
2323                 cons = RING_CMP(raw_cons);
2324                 txcmp = &cpr->cp_desc_ring[CP_RING(cons)][CP_IDX(cons)];
2325
2326                 if (!TX_CMP_VALID(txcmp, raw_cons)) {
2327                         udelay(5);
2328                         continue;
2329                 }
2330
2331                 /* The valid test of the entry must be done first before
2332                  * reading any further.
2333                  */
2334                 dma_rmb();
2335                 if (TX_CMP_TYPE(txcmp) == CMP_TYPE_RX_L2_CMP) {
2336                         rc = bnxt_rx_loopback(bp, bnapi, raw_cons, pkt_size);
2337                         raw_cons = NEXT_RAW_CMP(raw_cons);
2338                         raw_cons = NEXT_RAW_CMP(raw_cons);
2339                         break;
2340                 }
2341                 raw_cons = NEXT_RAW_CMP(raw_cons);
2342         }
2343         cpr->cp_raw_cons = raw_cons;
2344         return rc;
2345 }
2346
2347 static int bnxt_run_loopback(struct bnxt *bp)
2348 {
2349         struct bnxt_tx_ring_info *txr = &bp->tx_ring[0];
2350         int pkt_size, i = 0;
2351         struct sk_buff *skb;
2352         dma_addr_t map;
2353         u8 *data;
2354         int rc;
2355
2356         pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_copy_thresh);
2357         skb = netdev_alloc_skb(bp->dev, pkt_size);
2358         if (!skb)
2359                 return -ENOMEM;
2360         data = skb_put(skb, pkt_size);
2361         eth_broadcast_addr(data);
2362         i += ETH_ALEN;
2363         ether_addr_copy(&data[i], bp->dev->dev_addr);
2364         i += ETH_ALEN;
2365         for ( ; i < pkt_size; i++)
2366                 data[i] = (u8)(i & 0xff);
2367
2368         map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size,
2369                              PCI_DMA_TODEVICE);
2370         if (dma_mapping_error(&bp->pdev->dev, map)) {
2371                 dev_kfree_skb(skb);
2372                 return -EIO;
2373         }
2374         bnxt_xmit_xdp(bp, txr, map, pkt_size, 0);
2375
2376         /* Sync BD data before updating doorbell */
2377         wmb();
2378
2379         bnxt_db_write(bp, txr->tx_doorbell, DB_KEY_TX | txr->tx_prod);
2380         rc = bnxt_poll_loopback(bp, pkt_size);
2381
2382         dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE);
2383         dev_kfree_skb(skb);
2384         return rc;
2385 }
2386
2387 static int bnxt_run_fw_tests(struct bnxt *bp, u8 test_mask, u8 *test_results)
2388 {
2389         struct hwrm_selftest_exec_output *resp = bp->hwrm_cmd_resp_addr;
2390         struct hwrm_selftest_exec_input req = {0};
2391         int rc;
2392
2393         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_EXEC, -1, -1);
2394         mutex_lock(&bp->hwrm_cmd_lock);
2395         resp->test_success = 0;
2396         req.flags = test_mask;
2397         rc = _hwrm_send_message(bp, &req, sizeof(req), bp->test_info->timeout);
2398         *test_results = resp->test_success;
2399         mutex_unlock(&bp->hwrm_cmd_lock);
2400         return rc;
2401 }
2402
2403 #define BNXT_DRV_TESTS                  3
2404 #define BNXT_MACLPBK_TEST_IDX           (bp->num_tests - BNXT_DRV_TESTS)
2405 #define BNXT_PHYLPBK_TEST_IDX           (BNXT_MACLPBK_TEST_IDX + 1)
2406 #define BNXT_IRQ_TEST_IDX               (BNXT_MACLPBK_TEST_IDX + 2)
2407
2408 static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest,
2409                            u64 *buf)
2410 {
2411         struct bnxt *bp = netdev_priv(dev);
2412         bool offline = false;
2413         u8 test_results = 0;
2414         u8 test_mask = 0;
2415         int rc, i;
2416
2417         if (!bp->num_tests || !BNXT_SINGLE_PF(bp))
2418                 return;
2419         memset(buf, 0, sizeof(u64) * bp->num_tests);
2420         if (!netif_running(dev)) {
2421                 etest->flags |= ETH_TEST_FL_FAILED;
2422                 return;
2423         }
2424
2425         if (etest->flags & ETH_TEST_FL_OFFLINE) {
2426                 if (bp->pf.active_vfs) {
2427                         etest->flags |= ETH_TEST_FL_FAILED;
2428                         netdev_warn(dev, "Offline tests cannot be run with active VFs\n");
2429                         return;
2430                 }
2431                 offline = true;
2432         }
2433
2434         for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) {
2435                 u8 bit_val = 1 << i;
2436
2437                 if (!(bp->test_info->offline_mask & bit_val))
2438                         test_mask |= bit_val;
2439                 else if (offline)
2440                         test_mask |= bit_val;
2441         }
2442         if (!offline) {
2443                 bnxt_run_fw_tests(bp, test_mask, &test_results);
2444         } else {
2445                 rc = bnxt_close_nic(bp, false, false);
2446                 if (rc)
2447                         return;
2448                 bnxt_run_fw_tests(bp, test_mask, &test_results);
2449
2450                 buf[BNXT_MACLPBK_TEST_IDX] = 1;
2451                 bnxt_hwrm_mac_loopback(bp, true);
2452                 msleep(250);
2453                 rc = bnxt_half_open_nic(bp);
2454                 if (rc) {
2455                         bnxt_hwrm_mac_loopback(bp, false);
2456                         etest->flags |= ETH_TEST_FL_FAILED;
2457                         return;
2458                 }
2459                 if (bnxt_run_loopback(bp))
2460                         etest->flags |= ETH_TEST_FL_FAILED;
2461                 else
2462                         buf[BNXT_MACLPBK_TEST_IDX] = 0;
2463
2464                 bnxt_hwrm_mac_loopback(bp, false);
2465                 bnxt_hwrm_phy_loopback(bp, true);
2466                 msleep(1000);
2467                 if (bnxt_run_loopback(bp)) {
2468                         buf[BNXT_PHYLPBK_TEST_IDX] = 1;
2469                         etest->flags |= ETH_TEST_FL_FAILED;
2470                 }
2471                 bnxt_hwrm_phy_loopback(bp, false);
2472                 bnxt_half_close_nic(bp);
2473                 bnxt_open_nic(bp, false, true);
2474         }
2475         if (bnxt_test_irq(bp)) {
2476                 buf[BNXT_IRQ_TEST_IDX] = 1;
2477                 etest->flags |= ETH_TEST_FL_FAILED;
2478         }
2479         for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) {
2480                 u8 bit_val = 1 << i;
2481
2482                 if ((test_mask & bit_val) && !(test_results & bit_val)) {
2483                         buf[i] = 1;
2484                         etest->flags |= ETH_TEST_FL_FAILED;
2485                 }
2486         }
2487 }
2488
2489 void bnxt_ethtool_init(struct bnxt *bp)
2490 {
2491         struct hwrm_selftest_qlist_output *resp = bp->hwrm_cmd_resp_addr;
2492         struct hwrm_selftest_qlist_input req = {0};
2493         struct bnxt_test_info *test_info;
2494         int i, rc;
2495
2496         if (bp->hwrm_spec_code < 0x10704 || !BNXT_SINGLE_PF(bp))
2497                 return;
2498
2499         bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_QLIST, -1, -1);
2500         mutex_lock(&bp->hwrm_cmd_lock);
2501         rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2502         if (rc)
2503                 goto ethtool_init_exit;
2504
2505         test_info = kzalloc(sizeof(*bp->test_info), GFP_KERNEL);
2506         if (!test_info)
2507                 goto ethtool_init_exit;
2508
2509         bp->test_info = test_info;
2510         bp->num_tests = resp->num_tests + BNXT_DRV_TESTS;
2511         if (bp->num_tests > BNXT_MAX_TEST)
2512                 bp->num_tests = BNXT_MAX_TEST;
2513
2514         test_info->offline_mask = resp->offline_tests;
2515         test_info->timeout = le16_to_cpu(resp->test_timeout);
2516         if (!test_info->timeout)
2517                 test_info->timeout = HWRM_CMD_TIMEOUT;
2518         for (i = 0; i < bp->num_tests; i++) {
2519                 char *str = test_info->string[i];
2520                 char *fw_str = resp->test0_name + i * 32;
2521
2522                 if (i == BNXT_MACLPBK_TEST_IDX) {
2523                         strcpy(str, "Mac loopback test (offline)");
2524                 } else if (i == BNXT_PHYLPBK_TEST_IDX) {
2525                         strcpy(str, "Phy loopback test (offline)");
2526                 } else if (i == BNXT_IRQ_TEST_IDX) {
2527                         strcpy(str, "Interrupt_test (offline)");
2528                 } else {
2529                         strlcpy(str, fw_str, ETH_GSTRING_LEN);
2530                         strncat(str, " test", ETH_GSTRING_LEN - strlen(str));
2531                         if (test_info->offline_mask & (1 << i))
2532                                 strncat(str, " (offline)",
2533                                         ETH_GSTRING_LEN - strlen(str));
2534                         else
2535                                 strncat(str, " (online)",
2536                                         ETH_GSTRING_LEN - strlen(str));
2537                 }
2538         }
2539
2540 ethtool_init_exit:
2541         mutex_unlock(&bp->hwrm_cmd_lock);
2542 }
2543
2544 void bnxt_ethtool_free(struct bnxt *bp)
2545 {
2546         kfree(bp->test_info);
2547         bp->test_info = NULL;
2548 }
2549
2550 const struct ethtool_ops bnxt_ethtool_ops = {
2551         .get_link_ksettings     = bnxt_get_link_ksettings,
2552         .set_link_ksettings     = bnxt_set_link_ksettings,
2553         .get_pauseparam         = bnxt_get_pauseparam,
2554         .set_pauseparam         = bnxt_set_pauseparam,
2555         .get_drvinfo            = bnxt_get_drvinfo,
2556         .get_wol                = bnxt_get_wol,
2557         .set_wol                = bnxt_set_wol,
2558         .get_coalesce           = bnxt_get_coalesce,
2559         .set_coalesce           = bnxt_set_coalesce,
2560         .get_msglevel           = bnxt_get_msglevel,
2561         .set_msglevel           = bnxt_set_msglevel,
2562         .get_sset_count         = bnxt_get_sset_count,
2563         .get_strings            = bnxt_get_strings,
2564         .get_ethtool_stats      = bnxt_get_ethtool_stats,
2565         .set_ringparam          = bnxt_set_ringparam,
2566         .get_ringparam          = bnxt_get_ringparam,
2567         .get_channels           = bnxt_get_channels,
2568         .set_channels           = bnxt_set_channels,
2569         .get_rxnfc              = bnxt_get_rxnfc,
2570         .set_rxnfc              = bnxt_set_rxnfc,
2571         .get_rxfh_indir_size    = bnxt_get_rxfh_indir_size,
2572         .get_rxfh_key_size      = bnxt_get_rxfh_key_size,
2573         .get_rxfh               = bnxt_get_rxfh,
2574         .flash_device           = bnxt_flash_device,
2575         .get_eeprom_len         = bnxt_get_eeprom_len,
2576         .get_eeprom             = bnxt_get_eeprom,
2577         .set_eeprom             = bnxt_set_eeprom,
2578         .get_link               = bnxt_get_link,
2579         .get_eee                = bnxt_get_eee,
2580         .set_eee                = bnxt_set_eee,
2581         .get_module_info        = bnxt_get_module_info,
2582         .get_module_eeprom      = bnxt_get_module_eeprom,
2583         .nway_reset             = bnxt_nway_reset,
2584         .set_phys_id            = bnxt_set_phys_id,
2585         .self_test              = bnxt_self_test,
2586 };