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 u32 bnxt_get_msglevel(struct net_device *dev) 30 { 31 struct bnxt *bp = netdev_priv(dev); 32 33 return bp->msg_enable; 34 } 35 36 static void bnxt_set_msglevel(struct net_device *dev, u32 value) 37 { 38 struct bnxt *bp = netdev_priv(dev); 39 40 bp->msg_enable = value; 41 } 42 43 static int bnxt_get_coalesce(struct net_device *dev, 44 struct ethtool_coalesce *coal) 45 { 46 struct bnxt *bp = netdev_priv(dev); 47 struct bnxt_coal *hw_coal; 48 u16 mult; 49 50 memset(coal, 0, sizeof(*coal)); 51 52 coal->use_adaptive_rx_coalesce = bp->flags & BNXT_FLAG_DIM; 53 54 hw_coal = &bp->rx_coal; 55 mult = hw_coal->bufs_per_record; 56 coal->rx_coalesce_usecs = hw_coal->coal_ticks; 57 coal->rx_max_coalesced_frames = hw_coal->coal_bufs / mult; 58 coal->rx_coalesce_usecs_irq = hw_coal->coal_ticks_irq; 59 coal->rx_max_coalesced_frames_irq = hw_coal->coal_bufs_irq / mult; 60 61 hw_coal = &bp->tx_coal; 62 mult = hw_coal->bufs_per_record; 63 coal->tx_coalesce_usecs = hw_coal->coal_ticks; 64 coal->tx_max_coalesced_frames = hw_coal->coal_bufs / mult; 65 coal->tx_coalesce_usecs_irq = hw_coal->coal_ticks_irq; 66 coal->tx_max_coalesced_frames_irq = hw_coal->coal_bufs_irq / mult; 67 68 coal->stats_block_coalesce_usecs = bp->stats_coal_ticks; 69 70 return 0; 71 } 72 73 static int bnxt_set_coalesce(struct net_device *dev, 74 struct ethtool_coalesce *coal) 75 { 76 struct bnxt *bp = netdev_priv(dev); 77 bool update_stats = false; 78 struct bnxt_coal *hw_coal; 79 int rc = 0; 80 u16 mult; 81 82 if (coal->use_adaptive_rx_coalesce) { 83 bp->flags |= BNXT_FLAG_DIM; 84 } else { 85 if (bp->flags & BNXT_FLAG_DIM) { 86 bp->flags &= ~(BNXT_FLAG_DIM); 87 goto reset_coalesce; 88 } 89 } 90 91 hw_coal = &bp->rx_coal; 92 mult = hw_coal->bufs_per_record; 93 hw_coal->coal_ticks = coal->rx_coalesce_usecs; 94 hw_coal->coal_bufs = coal->rx_max_coalesced_frames * mult; 95 hw_coal->coal_ticks_irq = coal->rx_coalesce_usecs_irq; 96 hw_coal->coal_bufs_irq = coal->rx_max_coalesced_frames_irq * mult; 97 98 hw_coal = &bp->tx_coal; 99 mult = hw_coal->bufs_per_record; 100 hw_coal->coal_ticks = coal->tx_coalesce_usecs; 101 hw_coal->coal_bufs = coal->tx_max_coalesced_frames * mult; 102 hw_coal->coal_ticks_irq = coal->tx_coalesce_usecs_irq; 103 hw_coal->coal_bufs_irq = coal->tx_max_coalesced_frames_irq * mult; 104 105 if (bp->stats_coal_ticks != coal->stats_block_coalesce_usecs) { 106 u32 stats_ticks = coal->stats_block_coalesce_usecs; 107 108 /* Allow 0, which means disable. */ 109 if (stats_ticks) 110 stats_ticks = clamp_t(u32, stats_ticks, 111 BNXT_MIN_STATS_COAL_TICKS, 112 BNXT_MAX_STATS_COAL_TICKS); 113 stats_ticks = rounddown(stats_ticks, BNXT_MIN_STATS_COAL_TICKS); 114 bp->stats_coal_ticks = stats_ticks; 115 update_stats = true; 116 } 117 118 reset_coalesce: 119 if (netif_running(dev)) { 120 if (update_stats) { 121 rc = bnxt_close_nic(bp, true, false); 122 if (!rc) 123 rc = bnxt_open_nic(bp, true, false); 124 } else { 125 rc = bnxt_hwrm_set_coal(bp); 126 } 127 } 128 129 return rc; 130 } 131 132 #define BNXT_NUM_STATS 21 133 134 #define BNXT_RX_STATS_ENTRY(counter) \ 135 { BNXT_RX_STATS_OFFSET(counter), __stringify(counter) } 136 137 #define BNXT_TX_STATS_ENTRY(counter) \ 138 { BNXT_TX_STATS_OFFSET(counter), __stringify(counter) } 139 140 #define BNXT_RX_STATS_EXT_ENTRY(counter) \ 141 { BNXT_RX_STATS_EXT_OFFSET(counter), __stringify(counter) } 142 143 enum { 144 RX_TOTAL_DISCARDS, 145 TX_TOTAL_DISCARDS, 146 }; 147 148 static struct { 149 u64 counter; 150 char string[ETH_GSTRING_LEN]; 151 } bnxt_sw_func_stats[] = { 152 {0, "rx_total_discard_pkts"}, 153 {0, "tx_total_discard_pkts"}, 154 }; 155 156 static const struct { 157 long offset; 158 char string[ETH_GSTRING_LEN]; 159 } bnxt_port_stats_arr[] = { 160 BNXT_RX_STATS_ENTRY(rx_64b_frames), 161 BNXT_RX_STATS_ENTRY(rx_65b_127b_frames), 162 BNXT_RX_STATS_ENTRY(rx_128b_255b_frames), 163 BNXT_RX_STATS_ENTRY(rx_256b_511b_frames), 164 BNXT_RX_STATS_ENTRY(rx_512b_1023b_frames), 165 BNXT_RX_STATS_ENTRY(rx_1024b_1518_frames), 166 BNXT_RX_STATS_ENTRY(rx_good_vlan_frames), 167 BNXT_RX_STATS_ENTRY(rx_1519b_2047b_frames), 168 BNXT_RX_STATS_ENTRY(rx_2048b_4095b_frames), 169 BNXT_RX_STATS_ENTRY(rx_4096b_9216b_frames), 170 BNXT_RX_STATS_ENTRY(rx_9217b_16383b_frames), 171 BNXT_RX_STATS_ENTRY(rx_total_frames), 172 BNXT_RX_STATS_ENTRY(rx_ucast_frames), 173 BNXT_RX_STATS_ENTRY(rx_mcast_frames), 174 BNXT_RX_STATS_ENTRY(rx_bcast_frames), 175 BNXT_RX_STATS_ENTRY(rx_fcs_err_frames), 176 BNXT_RX_STATS_ENTRY(rx_ctrl_frames), 177 BNXT_RX_STATS_ENTRY(rx_pause_frames), 178 BNXT_RX_STATS_ENTRY(rx_pfc_frames), 179 BNXT_RX_STATS_ENTRY(rx_align_err_frames), 180 BNXT_RX_STATS_ENTRY(rx_ovrsz_frames), 181 BNXT_RX_STATS_ENTRY(rx_jbr_frames), 182 BNXT_RX_STATS_ENTRY(rx_mtu_err_frames), 183 BNXT_RX_STATS_ENTRY(rx_tagged_frames), 184 BNXT_RX_STATS_ENTRY(rx_double_tagged_frames), 185 BNXT_RX_STATS_ENTRY(rx_good_frames), 186 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri0), 187 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri1), 188 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri2), 189 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri3), 190 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri4), 191 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri5), 192 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri6), 193 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri7), 194 BNXT_RX_STATS_ENTRY(rx_undrsz_frames), 195 BNXT_RX_STATS_ENTRY(rx_eee_lpi_events), 196 BNXT_RX_STATS_ENTRY(rx_eee_lpi_duration), 197 BNXT_RX_STATS_ENTRY(rx_bytes), 198 BNXT_RX_STATS_ENTRY(rx_runt_bytes), 199 BNXT_RX_STATS_ENTRY(rx_runt_frames), 200 BNXT_RX_STATS_ENTRY(rx_stat_discard), 201 BNXT_RX_STATS_ENTRY(rx_stat_err), 202 203 BNXT_TX_STATS_ENTRY(tx_64b_frames), 204 BNXT_TX_STATS_ENTRY(tx_65b_127b_frames), 205 BNXT_TX_STATS_ENTRY(tx_128b_255b_frames), 206 BNXT_TX_STATS_ENTRY(tx_256b_511b_frames), 207 BNXT_TX_STATS_ENTRY(tx_512b_1023b_frames), 208 BNXT_TX_STATS_ENTRY(tx_1024b_1518_frames), 209 BNXT_TX_STATS_ENTRY(tx_good_vlan_frames), 210 BNXT_TX_STATS_ENTRY(tx_1519b_2047_frames), 211 BNXT_TX_STATS_ENTRY(tx_2048b_4095b_frames), 212 BNXT_TX_STATS_ENTRY(tx_4096b_9216b_frames), 213 BNXT_TX_STATS_ENTRY(tx_9217b_16383b_frames), 214 BNXT_TX_STATS_ENTRY(tx_good_frames), 215 BNXT_TX_STATS_ENTRY(tx_total_frames), 216 BNXT_TX_STATS_ENTRY(tx_ucast_frames), 217 BNXT_TX_STATS_ENTRY(tx_mcast_frames), 218 BNXT_TX_STATS_ENTRY(tx_bcast_frames), 219 BNXT_TX_STATS_ENTRY(tx_pause_frames), 220 BNXT_TX_STATS_ENTRY(tx_pfc_frames), 221 BNXT_TX_STATS_ENTRY(tx_jabber_frames), 222 BNXT_TX_STATS_ENTRY(tx_fcs_err_frames), 223 BNXT_TX_STATS_ENTRY(tx_err), 224 BNXT_TX_STATS_ENTRY(tx_fifo_underruns), 225 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri0), 226 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri1), 227 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri2), 228 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri3), 229 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri4), 230 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri5), 231 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri6), 232 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri7), 233 BNXT_TX_STATS_ENTRY(tx_eee_lpi_events), 234 BNXT_TX_STATS_ENTRY(tx_eee_lpi_duration), 235 BNXT_TX_STATS_ENTRY(tx_total_collisions), 236 BNXT_TX_STATS_ENTRY(tx_bytes), 237 BNXT_TX_STATS_ENTRY(tx_xthol_frames), 238 BNXT_TX_STATS_ENTRY(tx_stat_discard), 239 BNXT_TX_STATS_ENTRY(tx_stat_error), 240 }; 241 242 static const struct { 243 long offset; 244 char string[ETH_GSTRING_LEN]; 245 } bnxt_port_stats_ext_arr[] = { 246 BNXT_RX_STATS_EXT_ENTRY(link_down_events), 247 BNXT_RX_STATS_EXT_ENTRY(continuous_pause_events), 248 BNXT_RX_STATS_EXT_ENTRY(resume_pause_events), 249 BNXT_RX_STATS_EXT_ENTRY(continuous_roce_pause_events), 250 BNXT_RX_STATS_EXT_ENTRY(resume_roce_pause_events), 251 }; 252 253 #define BNXT_NUM_SW_FUNC_STATS ARRAY_SIZE(bnxt_sw_func_stats) 254 #define BNXT_NUM_PORT_STATS ARRAY_SIZE(bnxt_port_stats_arr) 255 #define BNXT_NUM_PORT_STATS_EXT ARRAY_SIZE(bnxt_port_stats_ext_arr) 256 257 static int bnxt_get_num_stats(struct bnxt *bp) 258 { 259 int num_stats = BNXT_NUM_STATS * bp->cp_nr_rings; 260 261 num_stats += BNXT_NUM_SW_FUNC_STATS; 262 263 if (bp->flags & BNXT_FLAG_PORT_STATS) 264 num_stats += BNXT_NUM_PORT_STATS; 265 266 if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) 267 num_stats += BNXT_NUM_PORT_STATS_EXT; 268 269 return num_stats; 270 } 271 272 static int bnxt_get_sset_count(struct net_device *dev, int sset) 273 { 274 struct bnxt *bp = netdev_priv(dev); 275 276 switch (sset) { 277 case ETH_SS_STATS: 278 return bnxt_get_num_stats(bp); 279 case ETH_SS_TEST: 280 if (!bp->num_tests) 281 return -EOPNOTSUPP; 282 return bp->num_tests; 283 default: 284 return -EOPNOTSUPP; 285 } 286 } 287 288 static void bnxt_get_ethtool_stats(struct net_device *dev, 289 struct ethtool_stats *stats, u64 *buf) 290 { 291 u32 i, j = 0; 292 struct bnxt *bp = netdev_priv(dev); 293 u32 stat_fields = sizeof(struct ctx_hw_stats) / 8; 294 295 if (!bp->bnapi) 296 return; 297 298 for (i = 0; i < BNXT_NUM_SW_FUNC_STATS; i++) 299 bnxt_sw_func_stats[i].counter = 0; 300 301 for (i = 0; i < bp->cp_nr_rings; i++) { 302 struct bnxt_napi *bnapi = bp->bnapi[i]; 303 struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; 304 __le64 *hw_stats = (__le64 *)cpr->hw_stats; 305 int k; 306 307 for (k = 0; k < stat_fields; j++, k++) 308 buf[j] = le64_to_cpu(hw_stats[k]); 309 buf[j++] = cpr->rx_l4_csum_errors; 310 311 bnxt_sw_func_stats[RX_TOTAL_DISCARDS].counter += 312 le64_to_cpu(cpr->hw_stats->rx_discard_pkts); 313 bnxt_sw_func_stats[TX_TOTAL_DISCARDS].counter += 314 le64_to_cpu(cpr->hw_stats->tx_discard_pkts); 315 } 316 317 for (i = 0; i < BNXT_NUM_SW_FUNC_STATS; i++, j++) 318 buf[j] = bnxt_sw_func_stats[i].counter; 319 320 if (bp->flags & BNXT_FLAG_PORT_STATS) { 321 __le64 *port_stats = (__le64 *)bp->hw_rx_port_stats; 322 323 for (i = 0; i < BNXT_NUM_PORT_STATS; i++, j++) { 324 buf[j] = le64_to_cpu(*(port_stats + 325 bnxt_port_stats_arr[i].offset)); 326 } 327 } 328 if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) { 329 __le64 *port_stats_ext = (__le64 *)bp->hw_rx_port_stats_ext; 330 331 for (i = 0; i < BNXT_NUM_PORT_STATS_EXT; i++, j++) { 332 buf[j] = le64_to_cpu(*(port_stats_ext + 333 bnxt_port_stats_ext_arr[i].offset)); 334 } 335 } 336 } 337 338 static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf) 339 { 340 struct bnxt *bp = netdev_priv(dev); 341 u32 i; 342 343 switch (stringset) { 344 /* The number of strings must match BNXT_NUM_STATS defined above. */ 345 case ETH_SS_STATS: 346 for (i = 0; i < bp->cp_nr_rings; i++) { 347 sprintf(buf, "[%d]: rx_ucast_packets", i); 348 buf += ETH_GSTRING_LEN; 349 sprintf(buf, "[%d]: rx_mcast_packets", i); 350 buf += ETH_GSTRING_LEN; 351 sprintf(buf, "[%d]: rx_bcast_packets", i); 352 buf += ETH_GSTRING_LEN; 353 sprintf(buf, "[%d]: rx_discards", i); 354 buf += ETH_GSTRING_LEN; 355 sprintf(buf, "[%d]: rx_drops", i); 356 buf += ETH_GSTRING_LEN; 357 sprintf(buf, "[%d]: rx_ucast_bytes", i); 358 buf += ETH_GSTRING_LEN; 359 sprintf(buf, "[%d]: rx_mcast_bytes", i); 360 buf += ETH_GSTRING_LEN; 361 sprintf(buf, "[%d]: rx_bcast_bytes", i); 362 buf += ETH_GSTRING_LEN; 363 sprintf(buf, "[%d]: tx_ucast_packets", i); 364 buf += ETH_GSTRING_LEN; 365 sprintf(buf, "[%d]: tx_mcast_packets", i); 366 buf += ETH_GSTRING_LEN; 367 sprintf(buf, "[%d]: tx_bcast_packets", i); 368 buf += ETH_GSTRING_LEN; 369 sprintf(buf, "[%d]: tx_discards", i); 370 buf += ETH_GSTRING_LEN; 371 sprintf(buf, "[%d]: tx_drops", i); 372 buf += ETH_GSTRING_LEN; 373 sprintf(buf, "[%d]: tx_ucast_bytes", i); 374 buf += ETH_GSTRING_LEN; 375 sprintf(buf, "[%d]: tx_mcast_bytes", i); 376 buf += ETH_GSTRING_LEN; 377 sprintf(buf, "[%d]: tx_bcast_bytes", i); 378 buf += ETH_GSTRING_LEN; 379 sprintf(buf, "[%d]: tpa_packets", i); 380 buf += ETH_GSTRING_LEN; 381 sprintf(buf, "[%d]: tpa_bytes", i); 382 buf += ETH_GSTRING_LEN; 383 sprintf(buf, "[%d]: tpa_events", i); 384 buf += ETH_GSTRING_LEN; 385 sprintf(buf, "[%d]: tpa_aborts", i); 386 buf += ETH_GSTRING_LEN; 387 sprintf(buf, "[%d]: rx_l4_csum_errors", i); 388 buf += ETH_GSTRING_LEN; 389 } 390 for (i = 0; i < BNXT_NUM_SW_FUNC_STATS; i++) { 391 strcpy(buf, bnxt_sw_func_stats[i].string); 392 buf += ETH_GSTRING_LEN; 393 } 394 395 if (bp->flags & BNXT_FLAG_PORT_STATS) { 396 for (i = 0; i < BNXT_NUM_PORT_STATS; i++) { 397 strcpy(buf, bnxt_port_stats_arr[i].string); 398 buf += ETH_GSTRING_LEN; 399 } 400 } 401 if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) { 402 for (i = 0; i < BNXT_NUM_PORT_STATS_EXT; i++) { 403 strcpy(buf, bnxt_port_stats_ext_arr[i].string); 404 buf += ETH_GSTRING_LEN; 405 } 406 } 407 break; 408 case ETH_SS_TEST: 409 if (bp->num_tests) 410 memcpy(buf, bp->test_info->string, 411 bp->num_tests * ETH_GSTRING_LEN); 412 break; 413 default: 414 netdev_err(bp->dev, "bnxt_get_strings invalid request %x\n", 415 stringset); 416 break; 417 } 418 } 419 420 static void bnxt_get_ringparam(struct net_device *dev, 421 struct ethtool_ringparam *ering) 422 { 423 struct bnxt *bp = netdev_priv(dev); 424 425 ering->rx_max_pending = BNXT_MAX_RX_DESC_CNT; 426 ering->rx_jumbo_max_pending = BNXT_MAX_RX_JUM_DESC_CNT; 427 ering->tx_max_pending = BNXT_MAX_TX_DESC_CNT; 428 429 ering->rx_pending = bp->rx_ring_size; 430 ering->rx_jumbo_pending = bp->rx_agg_ring_size; 431 ering->tx_pending = bp->tx_ring_size; 432 } 433 434 static int bnxt_set_ringparam(struct net_device *dev, 435 struct ethtool_ringparam *ering) 436 { 437 struct bnxt *bp = netdev_priv(dev); 438 439 if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) || 440 (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) || 441 (ering->tx_pending <= MAX_SKB_FRAGS)) 442 return -EINVAL; 443 444 if (netif_running(dev)) 445 bnxt_close_nic(bp, false, false); 446 447 bp->rx_ring_size = ering->rx_pending; 448 bp->tx_ring_size = ering->tx_pending; 449 bnxt_set_ring_params(bp); 450 451 if (netif_running(dev)) 452 return bnxt_open_nic(bp, false, false); 453 454 return 0; 455 } 456 457 static void bnxt_get_channels(struct net_device *dev, 458 struct ethtool_channels *channel) 459 { 460 struct bnxt *bp = netdev_priv(dev); 461 struct bnxt_hw_resc *hw_resc = &bp->hw_resc; 462 int max_rx_rings, max_tx_rings, tcs; 463 int max_tx_sch_inputs; 464 465 /* Get the most up-to-date max_tx_sch_inputs. */ 466 if (bp->flags & BNXT_FLAG_NEW_RM) 467 bnxt_hwrm_func_resc_qcaps(bp, false); 468 max_tx_sch_inputs = hw_resc->max_tx_sch_inputs; 469 470 bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, true); 471 if (max_tx_sch_inputs) 472 max_tx_rings = min_t(int, max_tx_rings, max_tx_sch_inputs); 473 channel->max_combined = min_t(int, max_rx_rings, max_tx_rings); 474 475 if (bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, false)) { 476 max_rx_rings = 0; 477 max_tx_rings = 0; 478 } 479 if (max_tx_sch_inputs) 480 max_tx_rings = min_t(int, max_tx_rings, max_tx_sch_inputs); 481 482 tcs = netdev_get_num_tc(dev); 483 if (tcs > 1) 484 max_tx_rings /= tcs; 485 486 channel->max_rx = max_rx_rings; 487 channel->max_tx = max_tx_rings; 488 channel->max_other = 0; 489 if (bp->flags & BNXT_FLAG_SHARED_RINGS) { 490 channel->combined_count = bp->rx_nr_rings; 491 if (BNXT_CHIP_TYPE_NITRO_A0(bp)) 492 channel->combined_count--; 493 } else { 494 if (!BNXT_CHIP_TYPE_NITRO_A0(bp)) { 495 channel->rx_count = bp->rx_nr_rings; 496 channel->tx_count = bp->tx_nr_rings_per_tc; 497 } 498 } 499 } 500 501 static int bnxt_set_channels(struct net_device *dev, 502 struct ethtool_channels *channel) 503 { 504 struct bnxt *bp = netdev_priv(dev); 505 int req_tx_rings, req_rx_rings, tcs; 506 bool sh = false; 507 int tx_xdp = 0; 508 int rc = 0; 509 510 if (channel->other_count) 511 return -EINVAL; 512 513 if (!channel->combined_count && 514 (!channel->rx_count || !channel->tx_count)) 515 return -EINVAL; 516 517 if (channel->combined_count && 518 (channel->rx_count || channel->tx_count)) 519 return -EINVAL; 520 521 if (BNXT_CHIP_TYPE_NITRO_A0(bp) && (channel->rx_count || 522 channel->tx_count)) 523 return -EINVAL; 524 525 if (channel->combined_count) 526 sh = true; 527 528 tcs = netdev_get_num_tc(dev); 529 530 req_tx_rings = sh ? channel->combined_count : channel->tx_count; 531 req_rx_rings = sh ? channel->combined_count : channel->rx_count; 532 if (bp->tx_nr_rings_xdp) { 533 if (!sh) { 534 netdev_err(dev, "Only combined mode supported when XDP is enabled.\n"); 535 return -EINVAL; 536 } 537 tx_xdp = req_rx_rings; 538 } 539 rc = bnxt_check_rings(bp, req_tx_rings, req_rx_rings, sh, tcs, tx_xdp); 540 if (rc) { 541 netdev_warn(dev, "Unable to allocate the requested rings\n"); 542 return rc; 543 } 544 545 if (netif_running(dev)) { 546 if (BNXT_PF(bp)) { 547 /* TODO CHIMP_FW: Send message to all VF's 548 * before PF unload 549 */ 550 } 551 rc = bnxt_close_nic(bp, true, false); 552 if (rc) { 553 netdev_err(bp->dev, "Set channel failure rc :%x\n", 554 rc); 555 return rc; 556 } 557 } 558 559 if (sh) { 560 bp->flags |= BNXT_FLAG_SHARED_RINGS; 561 bp->rx_nr_rings = channel->combined_count; 562 bp->tx_nr_rings_per_tc = channel->combined_count; 563 } else { 564 bp->flags &= ~BNXT_FLAG_SHARED_RINGS; 565 bp->rx_nr_rings = channel->rx_count; 566 bp->tx_nr_rings_per_tc = channel->tx_count; 567 } 568 bp->tx_nr_rings_xdp = tx_xdp; 569 bp->tx_nr_rings = bp->tx_nr_rings_per_tc + tx_xdp; 570 if (tcs > 1) 571 bp->tx_nr_rings = bp->tx_nr_rings_per_tc * tcs + tx_xdp; 572 573 bp->cp_nr_rings = sh ? max_t(int, bp->tx_nr_rings, bp->rx_nr_rings) : 574 bp->tx_nr_rings + bp->rx_nr_rings; 575 576 bp->num_stat_ctxs = bp->cp_nr_rings; 577 578 /* After changing number of rx channels, update NTUPLE feature. */ 579 netdev_update_features(dev); 580 if (netif_running(dev)) { 581 rc = bnxt_open_nic(bp, true, false); 582 if ((!rc) && BNXT_PF(bp)) { 583 /* TODO CHIMP_FW: Send message to all VF's 584 * to renable 585 */ 586 } 587 } else { 588 rc = bnxt_reserve_rings(bp); 589 } 590 591 return rc; 592 } 593 594 #ifdef CONFIG_RFS_ACCEL 595 static int bnxt_grxclsrlall(struct bnxt *bp, struct ethtool_rxnfc *cmd, 596 u32 *rule_locs) 597 { 598 int i, j = 0; 599 600 cmd->data = bp->ntp_fltr_count; 601 for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) { 602 struct hlist_head *head; 603 struct bnxt_ntuple_filter *fltr; 604 605 head = &bp->ntp_fltr_hash_tbl[i]; 606 rcu_read_lock(); 607 hlist_for_each_entry_rcu(fltr, head, hash) { 608 if (j == cmd->rule_cnt) 609 break; 610 rule_locs[j++] = fltr->sw_id; 611 } 612 rcu_read_unlock(); 613 if (j == cmd->rule_cnt) 614 break; 615 } 616 cmd->rule_cnt = j; 617 return 0; 618 } 619 620 static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd) 621 { 622 struct ethtool_rx_flow_spec *fs = 623 (struct ethtool_rx_flow_spec *)&cmd->fs; 624 struct bnxt_ntuple_filter *fltr; 625 struct flow_keys *fkeys; 626 int i, rc = -EINVAL; 627 628 if (fs->location >= BNXT_NTP_FLTR_MAX_FLTR) 629 return rc; 630 631 for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) { 632 struct hlist_head *head; 633 634 head = &bp->ntp_fltr_hash_tbl[i]; 635 rcu_read_lock(); 636 hlist_for_each_entry_rcu(fltr, head, hash) { 637 if (fltr->sw_id == fs->location) 638 goto fltr_found; 639 } 640 rcu_read_unlock(); 641 } 642 return rc; 643 644 fltr_found: 645 fkeys = &fltr->fkeys; 646 if (fkeys->basic.n_proto == htons(ETH_P_IP)) { 647 if (fkeys->basic.ip_proto == IPPROTO_TCP) 648 fs->flow_type = TCP_V4_FLOW; 649 else if (fkeys->basic.ip_proto == IPPROTO_UDP) 650 fs->flow_type = UDP_V4_FLOW; 651 else 652 goto fltr_err; 653 654 fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src; 655 fs->m_u.tcp_ip4_spec.ip4src = cpu_to_be32(~0); 656 657 fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst; 658 fs->m_u.tcp_ip4_spec.ip4dst = cpu_to_be32(~0); 659 660 fs->h_u.tcp_ip4_spec.psrc = fkeys->ports.src; 661 fs->m_u.tcp_ip4_spec.psrc = cpu_to_be16(~0); 662 663 fs->h_u.tcp_ip4_spec.pdst = fkeys->ports.dst; 664 fs->m_u.tcp_ip4_spec.pdst = cpu_to_be16(~0); 665 } else { 666 int i; 667 668 if (fkeys->basic.ip_proto == IPPROTO_TCP) 669 fs->flow_type = TCP_V6_FLOW; 670 else if (fkeys->basic.ip_proto == IPPROTO_UDP) 671 fs->flow_type = UDP_V6_FLOW; 672 else 673 goto fltr_err; 674 675 *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6src[0] = 676 fkeys->addrs.v6addrs.src; 677 *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6dst[0] = 678 fkeys->addrs.v6addrs.dst; 679 for (i = 0; i < 4; i++) { 680 fs->m_u.tcp_ip6_spec.ip6src[i] = cpu_to_be32(~0); 681 fs->m_u.tcp_ip6_spec.ip6dst[i] = cpu_to_be32(~0); 682 } 683 fs->h_u.tcp_ip6_spec.psrc = fkeys->ports.src; 684 fs->m_u.tcp_ip6_spec.psrc = cpu_to_be16(~0); 685 686 fs->h_u.tcp_ip6_spec.pdst = fkeys->ports.dst; 687 fs->m_u.tcp_ip6_spec.pdst = cpu_to_be16(~0); 688 } 689 690 fs->ring_cookie = fltr->rxq; 691 rc = 0; 692 693 fltr_err: 694 rcu_read_unlock(); 695 696 return rc; 697 } 698 #endif 699 700 static u64 get_ethtool_ipv4_rss(struct bnxt *bp) 701 { 702 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4) 703 return RXH_IP_SRC | RXH_IP_DST; 704 return 0; 705 } 706 707 static u64 get_ethtool_ipv6_rss(struct bnxt *bp) 708 { 709 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6) 710 return RXH_IP_SRC | RXH_IP_DST; 711 return 0; 712 } 713 714 static int bnxt_grxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd) 715 { 716 cmd->data = 0; 717 switch (cmd->flow_type) { 718 case TCP_V4_FLOW: 719 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4) 720 cmd->data |= RXH_IP_SRC | RXH_IP_DST | 721 RXH_L4_B_0_1 | RXH_L4_B_2_3; 722 cmd->data |= get_ethtool_ipv4_rss(bp); 723 break; 724 case UDP_V4_FLOW: 725 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4) 726 cmd->data |= RXH_IP_SRC | RXH_IP_DST | 727 RXH_L4_B_0_1 | RXH_L4_B_2_3; 728 /* fall through */ 729 case SCTP_V4_FLOW: 730 case AH_ESP_V4_FLOW: 731 case AH_V4_FLOW: 732 case ESP_V4_FLOW: 733 case IPV4_FLOW: 734 cmd->data |= get_ethtool_ipv4_rss(bp); 735 break; 736 737 case TCP_V6_FLOW: 738 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6) 739 cmd->data |= RXH_IP_SRC | RXH_IP_DST | 740 RXH_L4_B_0_1 | RXH_L4_B_2_3; 741 cmd->data |= get_ethtool_ipv6_rss(bp); 742 break; 743 case UDP_V6_FLOW: 744 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6) 745 cmd->data |= RXH_IP_SRC | RXH_IP_DST | 746 RXH_L4_B_0_1 | RXH_L4_B_2_3; 747 /* fall through */ 748 case SCTP_V6_FLOW: 749 case AH_ESP_V6_FLOW: 750 case AH_V6_FLOW: 751 case ESP_V6_FLOW: 752 case IPV6_FLOW: 753 cmd->data |= get_ethtool_ipv6_rss(bp); 754 break; 755 } 756 return 0; 757 } 758 759 #define RXH_4TUPLE (RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3) 760 #define RXH_2TUPLE (RXH_IP_SRC | RXH_IP_DST) 761 762 static int bnxt_srxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd) 763 { 764 u32 rss_hash_cfg = bp->rss_hash_cfg; 765 int tuple, rc = 0; 766 767 if (cmd->data == RXH_4TUPLE) 768 tuple = 4; 769 else if (cmd->data == RXH_2TUPLE) 770 tuple = 2; 771 else if (!cmd->data) 772 tuple = 0; 773 else 774 return -EINVAL; 775 776 if (cmd->flow_type == TCP_V4_FLOW) { 777 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4; 778 if (tuple == 4) 779 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4; 780 } else if (cmd->flow_type == UDP_V4_FLOW) { 781 if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP)) 782 return -EINVAL; 783 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4; 784 if (tuple == 4) 785 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4; 786 } else if (cmd->flow_type == TCP_V6_FLOW) { 787 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6; 788 if (tuple == 4) 789 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6; 790 } else if (cmd->flow_type == UDP_V6_FLOW) { 791 if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP)) 792 return -EINVAL; 793 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6; 794 if (tuple == 4) 795 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6; 796 } else if (tuple == 4) { 797 return -EINVAL; 798 } 799 800 switch (cmd->flow_type) { 801 case TCP_V4_FLOW: 802 case UDP_V4_FLOW: 803 case SCTP_V4_FLOW: 804 case AH_ESP_V4_FLOW: 805 case AH_V4_FLOW: 806 case ESP_V4_FLOW: 807 case IPV4_FLOW: 808 if (tuple == 2) 809 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4; 810 else if (!tuple) 811 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4; 812 break; 813 814 case TCP_V6_FLOW: 815 case UDP_V6_FLOW: 816 case SCTP_V6_FLOW: 817 case AH_ESP_V6_FLOW: 818 case AH_V6_FLOW: 819 case ESP_V6_FLOW: 820 case IPV6_FLOW: 821 if (tuple == 2) 822 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6; 823 else if (!tuple) 824 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6; 825 break; 826 } 827 828 if (bp->rss_hash_cfg == rss_hash_cfg) 829 return 0; 830 831 bp->rss_hash_cfg = rss_hash_cfg; 832 if (netif_running(bp->dev)) { 833 bnxt_close_nic(bp, false, false); 834 rc = bnxt_open_nic(bp, false, false); 835 } 836 return rc; 837 } 838 839 static int bnxt_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, 840 u32 *rule_locs) 841 { 842 struct bnxt *bp = netdev_priv(dev); 843 int rc = 0; 844 845 switch (cmd->cmd) { 846 #ifdef CONFIG_RFS_ACCEL 847 case ETHTOOL_GRXRINGS: 848 cmd->data = bp->rx_nr_rings; 849 break; 850 851 case ETHTOOL_GRXCLSRLCNT: 852 cmd->rule_cnt = bp->ntp_fltr_count; 853 cmd->data = BNXT_NTP_FLTR_MAX_FLTR; 854 break; 855 856 case ETHTOOL_GRXCLSRLALL: 857 rc = bnxt_grxclsrlall(bp, cmd, (u32 *)rule_locs); 858 break; 859 860 case ETHTOOL_GRXCLSRULE: 861 rc = bnxt_grxclsrule(bp, cmd); 862 break; 863 #endif 864 865 case ETHTOOL_GRXFH: 866 rc = bnxt_grxfh(bp, cmd); 867 break; 868 869 default: 870 rc = -EOPNOTSUPP; 871 break; 872 } 873 874 return rc; 875 } 876 877 static int bnxt_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) 878 { 879 struct bnxt *bp = netdev_priv(dev); 880 int rc; 881 882 switch (cmd->cmd) { 883 case ETHTOOL_SRXFH: 884 rc = bnxt_srxfh(bp, cmd); 885 break; 886 887 default: 888 rc = -EOPNOTSUPP; 889 break; 890 } 891 return rc; 892 } 893 894 static u32 bnxt_get_rxfh_indir_size(struct net_device *dev) 895 { 896 return HW_HASH_INDEX_SIZE; 897 } 898 899 static u32 bnxt_get_rxfh_key_size(struct net_device *dev) 900 { 901 return HW_HASH_KEY_SIZE; 902 } 903 904 static int bnxt_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, 905 u8 *hfunc) 906 { 907 struct bnxt *bp = netdev_priv(dev); 908 struct bnxt_vnic_info *vnic; 909 int i = 0; 910 911 if (hfunc) 912 *hfunc = ETH_RSS_HASH_TOP; 913 914 if (!bp->vnic_info) 915 return 0; 916 917 vnic = &bp->vnic_info[0]; 918 if (indir && vnic->rss_table) { 919 for (i = 0; i < HW_HASH_INDEX_SIZE; i++) 920 indir[i] = le16_to_cpu(vnic->rss_table[i]); 921 } 922 923 if (key && vnic->rss_hash_key) 924 memcpy(key, vnic->rss_hash_key, HW_HASH_KEY_SIZE); 925 926 return 0; 927 } 928 929 static void bnxt_get_drvinfo(struct net_device *dev, 930 struct ethtool_drvinfo *info) 931 { 932 struct bnxt *bp = netdev_priv(dev); 933 934 strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver)); 935 strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version)); 936 strlcpy(info->fw_version, bp->fw_ver_str, sizeof(info->fw_version)); 937 strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info)); 938 info->n_stats = bnxt_get_num_stats(bp); 939 info->testinfo_len = bp->num_tests; 940 /* TODO CHIMP_FW: eeprom dump details */ 941 info->eedump_len = 0; 942 /* TODO CHIMP FW: reg dump details */ 943 info->regdump_len = 0; 944 } 945 946 static void bnxt_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 947 { 948 struct bnxt *bp = netdev_priv(dev); 949 950 wol->supported = 0; 951 wol->wolopts = 0; 952 memset(&wol->sopass, 0, sizeof(wol->sopass)); 953 if (bp->flags & BNXT_FLAG_WOL_CAP) { 954 wol->supported = WAKE_MAGIC; 955 if (bp->wol) 956 wol->wolopts = WAKE_MAGIC; 957 } 958 } 959 960 static int bnxt_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 961 { 962 struct bnxt *bp = netdev_priv(dev); 963 964 if (wol->wolopts & ~WAKE_MAGIC) 965 return -EINVAL; 966 967 if (wol->wolopts & WAKE_MAGIC) { 968 if (!(bp->flags & BNXT_FLAG_WOL_CAP)) 969 return -EINVAL; 970 if (!bp->wol) { 971 if (bnxt_hwrm_alloc_wol_fltr(bp)) 972 return -EBUSY; 973 bp->wol = 1; 974 } 975 } else { 976 if (bp->wol) { 977 if (bnxt_hwrm_free_wol_fltr(bp)) 978 return -EBUSY; 979 bp->wol = 0; 980 } 981 } 982 return 0; 983 } 984 985 u32 _bnxt_fw_to_ethtool_adv_spds(u16 fw_speeds, u8 fw_pause) 986 { 987 u32 speed_mask = 0; 988 989 /* TODO: support 25GB, 40GB, 50GB with different cable type */ 990 /* set the advertised speeds */ 991 if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB) 992 speed_mask |= ADVERTISED_100baseT_Full; 993 if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB) 994 speed_mask |= ADVERTISED_1000baseT_Full; 995 if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB) 996 speed_mask |= ADVERTISED_2500baseX_Full; 997 if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB) 998 speed_mask |= ADVERTISED_10000baseT_Full; 999 if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB) 1000 speed_mask |= ADVERTISED_40000baseCR4_Full; 1001 1002 if ((fw_pause & BNXT_LINK_PAUSE_BOTH) == BNXT_LINK_PAUSE_BOTH) 1003 speed_mask |= ADVERTISED_Pause; 1004 else if (fw_pause & BNXT_LINK_PAUSE_TX) 1005 speed_mask |= ADVERTISED_Asym_Pause; 1006 else if (fw_pause & BNXT_LINK_PAUSE_RX) 1007 speed_mask |= ADVERTISED_Pause | ADVERTISED_Asym_Pause; 1008 1009 return speed_mask; 1010 } 1011 1012 #define BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, name)\ 1013 { \ 1014 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100MB) \ 1015 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 1016 100baseT_Full); \ 1017 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_1GB) \ 1018 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 1019 1000baseT_Full); \ 1020 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_10GB) \ 1021 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 1022 10000baseT_Full); \ 1023 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_25GB) \ 1024 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 1025 25000baseCR_Full); \ 1026 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_40GB) \ 1027 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 1028 40000baseCR4_Full);\ 1029 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_50GB) \ 1030 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 1031 50000baseCR2_Full);\ 1032 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100GB) \ 1033 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 1034 100000baseCR4_Full);\ 1035 if ((fw_pause) & BNXT_LINK_PAUSE_RX) { \ 1036 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 1037 Pause); \ 1038 if (!((fw_pause) & BNXT_LINK_PAUSE_TX)) \ 1039 ethtool_link_ksettings_add_link_mode( \ 1040 lk_ksettings, name, Asym_Pause);\ 1041 } else if ((fw_pause) & BNXT_LINK_PAUSE_TX) { \ 1042 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 1043 Asym_Pause); \ 1044 } \ 1045 } 1046 1047 #define BNXT_ETHTOOL_TO_FW_SPDS(fw_speeds, lk_ksettings, name) \ 1048 { \ 1049 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 1050 100baseT_Full) || \ 1051 ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 1052 100baseT_Half)) \ 1053 (fw_speeds) |= BNXT_LINK_SPEED_MSK_100MB; \ 1054 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 1055 1000baseT_Full) || \ 1056 ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 1057 1000baseT_Half)) \ 1058 (fw_speeds) |= BNXT_LINK_SPEED_MSK_1GB; \ 1059 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 1060 10000baseT_Full)) \ 1061 (fw_speeds) |= BNXT_LINK_SPEED_MSK_10GB; \ 1062 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 1063 25000baseCR_Full)) \ 1064 (fw_speeds) |= BNXT_LINK_SPEED_MSK_25GB; \ 1065 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 1066 40000baseCR4_Full)) \ 1067 (fw_speeds) |= BNXT_LINK_SPEED_MSK_40GB; \ 1068 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 1069 50000baseCR2_Full)) \ 1070 (fw_speeds) |= BNXT_LINK_SPEED_MSK_50GB; \ 1071 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 1072 100000baseCR4_Full)) \ 1073 (fw_speeds) |= BNXT_LINK_SPEED_MSK_100GB; \ 1074 } 1075 1076 static void bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info *link_info, 1077 struct ethtool_link_ksettings *lk_ksettings) 1078 { 1079 u16 fw_speeds = link_info->advertising; 1080 u8 fw_pause = 0; 1081 1082 if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) 1083 fw_pause = link_info->auto_pause_setting; 1084 1085 BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, advertising); 1086 } 1087 1088 static void bnxt_fw_to_ethtool_lp_adv(struct bnxt_link_info *link_info, 1089 struct ethtool_link_ksettings *lk_ksettings) 1090 { 1091 u16 fw_speeds = link_info->lp_auto_link_speeds; 1092 u8 fw_pause = 0; 1093 1094 if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) 1095 fw_pause = link_info->lp_pause; 1096 1097 BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, 1098 lp_advertising); 1099 } 1100 1101 static void bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info *link_info, 1102 struct ethtool_link_ksettings *lk_ksettings) 1103 { 1104 u16 fw_speeds = link_info->support_speeds; 1105 1106 BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, 0, lk_ksettings, supported); 1107 1108 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, Pause); 1109 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 1110 Asym_Pause); 1111 1112 if (link_info->support_auto_speeds) 1113 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 1114 Autoneg); 1115 } 1116 1117 u32 bnxt_fw_to_ethtool_speed(u16 fw_link_speed) 1118 { 1119 switch (fw_link_speed) { 1120 case BNXT_LINK_SPEED_100MB: 1121 return SPEED_100; 1122 case BNXT_LINK_SPEED_1GB: 1123 return SPEED_1000; 1124 case BNXT_LINK_SPEED_2_5GB: 1125 return SPEED_2500; 1126 case BNXT_LINK_SPEED_10GB: 1127 return SPEED_10000; 1128 case BNXT_LINK_SPEED_20GB: 1129 return SPEED_20000; 1130 case BNXT_LINK_SPEED_25GB: 1131 return SPEED_25000; 1132 case BNXT_LINK_SPEED_40GB: 1133 return SPEED_40000; 1134 case BNXT_LINK_SPEED_50GB: 1135 return SPEED_50000; 1136 case BNXT_LINK_SPEED_100GB: 1137 return SPEED_100000; 1138 default: 1139 return SPEED_UNKNOWN; 1140 } 1141 } 1142 1143 static int bnxt_get_link_ksettings(struct net_device *dev, 1144 struct ethtool_link_ksettings *lk_ksettings) 1145 { 1146 struct bnxt *bp = netdev_priv(dev); 1147 struct bnxt_link_info *link_info = &bp->link_info; 1148 struct ethtool_link_settings *base = &lk_ksettings->base; 1149 u32 ethtool_speed; 1150 1151 ethtool_link_ksettings_zero_link_mode(lk_ksettings, supported); 1152 mutex_lock(&bp->link_lock); 1153 bnxt_fw_to_ethtool_support_spds(link_info, lk_ksettings); 1154 1155 ethtool_link_ksettings_zero_link_mode(lk_ksettings, advertising); 1156 if (link_info->autoneg) { 1157 bnxt_fw_to_ethtool_advertised_spds(link_info, lk_ksettings); 1158 ethtool_link_ksettings_add_link_mode(lk_ksettings, 1159 advertising, Autoneg); 1160 base->autoneg = AUTONEG_ENABLE; 1161 if (link_info->phy_link_status == BNXT_LINK_LINK) 1162 bnxt_fw_to_ethtool_lp_adv(link_info, lk_ksettings); 1163 ethtool_speed = bnxt_fw_to_ethtool_speed(link_info->link_speed); 1164 if (!netif_carrier_ok(dev)) 1165 base->duplex = DUPLEX_UNKNOWN; 1166 else if (link_info->duplex & BNXT_LINK_DUPLEX_FULL) 1167 base->duplex = DUPLEX_FULL; 1168 else 1169 base->duplex = DUPLEX_HALF; 1170 } else { 1171 base->autoneg = AUTONEG_DISABLE; 1172 ethtool_speed = 1173 bnxt_fw_to_ethtool_speed(link_info->req_link_speed); 1174 base->duplex = DUPLEX_HALF; 1175 if (link_info->req_duplex == BNXT_LINK_DUPLEX_FULL) 1176 base->duplex = DUPLEX_FULL; 1177 } 1178 base->speed = ethtool_speed; 1179 1180 base->port = PORT_NONE; 1181 if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) { 1182 base->port = PORT_TP; 1183 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 1184 TP); 1185 ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising, 1186 TP); 1187 } else { 1188 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 1189 FIBRE); 1190 ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising, 1191 FIBRE); 1192 1193 if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_DAC) 1194 base->port = PORT_DA; 1195 else if (link_info->media_type == 1196 PORT_PHY_QCFG_RESP_MEDIA_TYPE_FIBRE) 1197 base->port = PORT_FIBRE; 1198 } 1199 base->phy_address = link_info->phy_addr; 1200 mutex_unlock(&bp->link_lock); 1201 1202 return 0; 1203 } 1204 1205 static u32 bnxt_get_fw_speed(struct net_device *dev, u32 ethtool_speed) 1206 { 1207 struct bnxt *bp = netdev_priv(dev); 1208 struct bnxt_link_info *link_info = &bp->link_info; 1209 u16 support_spds = link_info->support_speeds; 1210 u32 fw_speed = 0; 1211 1212 switch (ethtool_speed) { 1213 case SPEED_100: 1214 if (support_spds & BNXT_LINK_SPEED_MSK_100MB) 1215 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100MB; 1216 break; 1217 case SPEED_1000: 1218 if (support_spds & BNXT_LINK_SPEED_MSK_1GB) 1219 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_1GB; 1220 break; 1221 case SPEED_2500: 1222 if (support_spds & BNXT_LINK_SPEED_MSK_2_5GB) 1223 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_2_5GB; 1224 break; 1225 case SPEED_10000: 1226 if (support_spds & BNXT_LINK_SPEED_MSK_10GB) 1227 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_10GB; 1228 break; 1229 case SPEED_20000: 1230 if (support_spds & BNXT_LINK_SPEED_MSK_20GB) 1231 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_20GB; 1232 break; 1233 case SPEED_25000: 1234 if (support_spds & BNXT_LINK_SPEED_MSK_25GB) 1235 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_25GB; 1236 break; 1237 case SPEED_40000: 1238 if (support_spds & BNXT_LINK_SPEED_MSK_40GB) 1239 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_40GB; 1240 break; 1241 case SPEED_50000: 1242 if (support_spds & BNXT_LINK_SPEED_MSK_50GB) 1243 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_50GB; 1244 break; 1245 case SPEED_100000: 1246 if (support_spds & BNXT_LINK_SPEED_MSK_100GB) 1247 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100GB; 1248 break; 1249 default: 1250 netdev_err(dev, "unsupported speed!\n"); 1251 break; 1252 } 1253 return fw_speed; 1254 } 1255 1256 u16 bnxt_get_fw_auto_link_speeds(u32 advertising) 1257 { 1258 u16 fw_speed_mask = 0; 1259 1260 /* only support autoneg at speed 100, 1000, and 10000 */ 1261 if (advertising & (ADVERTISED_100baseT_Full | 1262 ADVERTISED_100baseT_Half)) { 1263 fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB; 1264 } 1265 if (advertising & (ADVERTISED_1000baseT_Full | 1266 ADVERTISED_1000baseT_Half)) { 1267 fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB; 1268 } 1269 if (advertising & ADVERTISED_10000baseT_Full) 1270 fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB; 1271 1272 if (advertising & ADVERTISED_40000baseCR4_Full) 1273 fw_speed_mask |= BNXT_LINK_SPEED_MSK_40GB; 1274 1275 return fw_speed_mask; 1276 } 1277 1278 static int bnxt_set_link_ksettings(struct net_device *dev, 1279 const struct ethtool_link_ksettings *lk_ksettings) 1280 { 1281 struct bnxt *bp = netdev_priv(dev); 1282 struct bnxt_link_info *link_info = &bp->link_info; 1283 const struct ethtool_link_settings *base = &lk_ksettings->base; 1284 bool set_pause = false; 1285 u16 fw_advertising = 0; 1286 u32 speed; 1287 int rc = 0; 1288 1289 if (!BNXT_SINGLE_PF(bp)) 1290 return -EOPNOTSUPP; 1291 1292 mutex_lock(&bp->link_lock); 1293 if (base->autoneg == AUTONEG_ENABLE) { 1294 BNXT_ETHTOOL_TO_FW_SPDS(fw_advertising, lk_ksettings, 1295 advertising); 1296 link_info->autoneg |= BNXT_AUTONEG_SPEED; 1297 if (!fw_advertising) 1298 link_info->advertising = link_info->support_auto_speeds; 1299 else 1300 link_info->advertising = fw_advertising; 1301 /* any change to autoneg will cause link change, therefore the 1302 * driver should put back the original pause setting in autoneg 1303 */ 1304 set_pause = true; 1305 } else { 1306 u16 fw_speed; 1307 u8 phy_type = link_info->phy_type; 1308 1309 if (phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASET || 1310 phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASETE || 1311 link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) { 1312 netdev_err(dev, "10GBase-T devices must autoneg\n"); 1313 rc = -EINVAL; 1314 goto set_setting_exit; 1315 } 1316 if (base->duplex == DUPLEX_HALF) { 1317 netdev_err(dev, "HALF DUPLEX is not supported!\n"); 1318 rc = -EINVAL; 1319 goto set_setting_exit; 1320 } 1321 speed = base->speed; 1322 fw_speed = bnxt_get_fw_speed(dev, speed); 1323 if (!fw_speed) { 1324 rc = -EINVAL; 1325 goto set_setting_exit; 1326 } 1327 link_info->req_link_speed = fw_speed; 1328 link_info->req_duplex = BNXT_LINK_DUPLEX_FULL; 1329 link_info->autoneg = 0; 1330 link_info->advertising = 0; 1331 } 1332 1333 if (netif_running(dev)) 1334 rc = bnxt_hwrm_set_link_setting(bp, set_pause, false); 1335 1336 set_setting_exit: 1337 mutex_unlock(&bp->link_lock); 1338 return rc; 1339 } 1340 1341 static void bnxt_get_pauseparam(struct net_device *dev, 1342 struct ethtool_pauseparam *epause) 1343 { 1344 struct bnxt *bp = netdev_priv(dev); 1345 struct bnxt_link_info *link_info = &bp->link_info; 1346 1347 if (BNXT_VF(bp)) 1348 return; 1349 epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL); 1350 epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX); 1351 epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX); 1352 } 1353 1354 static int bnxt_set_pauseparam(struct net_device *dev, 1355 struct ethtool_pauseparam *epause) 1356 { 1357 int rc = 0; 1358 struct bnxt *bp = netdev_priv(dev); 1359 struct bnxt_link_info *link_info = &bp->link_info; 1360 1361 if (!BNXT_SINGLE_PF(bp)) 1362 return -EOPNOTSUPP; 1363 1364 if (epause->autoneg) { 1365 if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) 1366 return -EINVAL; 1367 1368 link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL; 1369 if (bp->hwrm_spec_code >= 0x10201) 1370 link_info->req_flow_ctrl = 1371 PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE; 1372 } else { 1373 /* when transition from auto pause to force pause, 1374 * force a link change 1375 */ 1376 if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) 1377 link_info->force_link_chng = true; 1378 link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL; 1379 link_info->req_flow_ctrl = 0; 1380 } 1381 if (epause->rx_pause) 1382 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX; 1383 1384 if (epause->tx_pause) 1385 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX; 1386 1387 if (netif_running(dev)) 1388 rc = bnxt_hwrm_set_pause(bp); 1389 return rc; 1390 } 1391 1392 static u32 bnxt_get_link(struct net_device *dev) 1393 { 1394 struct bnxt *bp = netdev_priv(dev); 1395 1396 /* TODO: handle MF, VF, driver close case */ 1397 return bp->link_info.link_up; 1398 } 1399 1400 static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal, 1401 u16 ext, u16 *index, u32 *item_length, 1402 u32 *data_length); 1403 1404 static int bnxt_flash_nvram(struct net_device *dev, 1405 u16 dir_type, 1406 u16 dir_ordinal, 1407 u16 dir_ext, 1408 u16 dir_attr, 1409 const u8 *data, 1410 size_t data_len) 1411 { 1412 struct bnxt *bp = netdev_priv(dev); 1413 int rc; 1414 struct hwrm_nvm_write_input req = {0}; 1415 dma_addr_t dma_handle; 1416 u8 *kmem; 1417 1418 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_WRITE, -1, -1); 1419 1420 req.dir_type = cpu_to_le16(dir_type); 1421 req.dir_ordinal = cpu_to_le16(dir_ordinal); 1422 req.dir_ext = cpu_to_le16(dir_ext); 1423 req.dir_attr = cpu_to_le16(dir_attr); 1424 req.dir_data_length = cpu_to_le32(data_len); 1425 1426 kmem = dma_alloc_coherent(&bp->pdev->dev, data_len, &dma_handle, 1427 GFP_KERNEL); 1428 if (!kmem) { 1429 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", 1430 (unsigned)data_len); 1431 return -ENOMEM; 1432 } 1433 memcpy(kmem, data, data_len); 1434 req.host_src_addr = cpu_to_le64(dma_handle); 1435 1436 rc = hwrm_send_message(bp, &req, sizeof(req), FLASH_NVRAM_TIMEOUT); 1437 dma_free_coherent(&bp->pdev->dev, data_len, kmem, dma_handle); 1438 1439 return rc; 1440 } 1441 1442 static int bnxt_firmware_reset(struct net_device *dev, 1443 u16 dir_type) 1444 { 1445 struct bnxt *bp = netdev_priv(dev); 1446 struct hwrm_fw_reset_input req = {0}; 1447 1448 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FW_RESET, -1, -1); 1449 1450 /* TODO: Address self-reset of APE/KONG/BONO/TANG or ungraceful reset */ 1451 /* (e.g. when firmware isn't already running) */ 1452 switch (dir_type) { 1453 case BNX_DIR_TYPE_CHIMP_PATCH: 1454 case BNX_DIR_TYPE_BOOTCODE: 1455 case BNX_DIR_TYPE_BOOTCODE_2: 1456 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_BOOT; 1457 /* Self-reset ChiMP upon next PCIe reset: */ 1458 req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST; 1459 break; 1460 case BNX_DIR_TYPE_APE_FW: 1461 case BNX_DIR_TYPE_APE_PATCH: 1462 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_MGMT; 1463 /* Self-reset APE upon next PCIe reset: */ 1464 req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST; 1465 break; 1466 case BNX_DIR_TYPE_KONG_FW: 1467 case BNX_DIR_TYPE_KONG_PATCH: 1468 req.embedded_proc_type = 1469 FW_RESET_REQ_EMBEDDED_PROC_TYPE_NETCTRL; 1470 break; 1471 case BNX_DIR_TYPE_BONO_FW: 1472 case BNX_DIR_TYPE_BONO_PATCH: 1473 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_ROCE; 1474 break; 1475 case BNXT_FW_RESET_CHIP: 1476 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_CHIP; 1477 req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTASAP; 1478 break; 1479 case BNXT_FW_RESET_AP: 1480 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_AP; 1481 break; 1482 default: 1483 return -EINVAL; 1484 } 1485 1486 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1487 } 1488 1489 static int bnxt_flash_firmware(struct net_device *dev, 1490 u16 dir_type, 1491 const u8 *fw_data, 1492 size_t fw_size) 1493 { 1494 int rc = 0; 1495 u16 code_type; 1496 u32 stored_crc; 1497 u32 calculated_crc; 1498 struct bnxt_fw_header *header = (struct bnxt_fw_header *)fw_data; 1499 1500 switch (dir_type) { 1501 case BNX_DIR_TYPE_BOOTCODE: 1502 case BNX_DIR_TYPE_BOOTCODE_2: 1503 code_type = CODE_BOOT; 1504 break; 1505 case BNX_DIR_TYPE_CHIMP_PATCH: 1506 code_type = CODE_CHIMP_PATCH; 1507 break; 1508 case BNX_DIR_TYPE_APE_FW: 1509 code_type = CODE_MCTP_PASSTHRU; 1510 break; 1511 case BNX_DIR_TYPE_APE_PATCH: 1512 code_type = CODE_APE_PATCH; 1513 break; 1514 case BNX_DIR_TYPE_KONG_FW: 1515 code_type = CODE_KONG_FW; 1516 break; 1517 case BNX_DIR_TYPE_KONG_PATCH: 1518 code_type = CODE_KONG_PATCH; 1519 break; 1520 case BNX_DIR_TYPE_BONO_FW: 1521 code_type = CODE_BONO_FW; 1522 break; 1523 case BNX_DIR_TYPE_BONO_PATCH: 1524 code_type = CODE_BONO_PATCH; 1525 break; 1526 default: 1527 netdev_err(dev, "Unsupported directory entry type: %u\n", 1528 dir_type); 1529 return -EINVAL; 1530 } 1531 if (fw_size < sizeof(struct bnxt_fw_header)) { 1532 netdev_err(dev, "Invalid firmware file size: %u\n", 1533 (unsigned int)fw_size); 1534 return -EINVAL; 1535 } 1536 if (header->signature != cpu_to_le32(BNXT_FIRMWARE_BIN_SIGNATURE)) { 1537 netdev_err(dev, "Invalid firmware signature: %08X\n", 1538 le32_to_cpu(header->signature)); 1539 return -EINVAL; 1540 } 1541 if (header->code_type != code_type) { 1542 netdev_err(dev, "Expected firmware type: %d, read: %d\n", 1543 code_type, header->code_type); 1544 return -EINVAL; 1545 } 1546 if (header->device != DEVICE_CUMULUS_FAMILY) { 1547 netdev_err(dev, "Expected firmware device family %d, read: %d\n", 1548 DEVICE_CUMULUS_FAMILY, header->device); 1549 return -EINVAL; 1550 } 1551 /* Confirm the CRC32 checksum of the file: */ 1552 stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size - 1553 sizeof(stored_crc))); 1554 calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc)); 1555 if (calculated_crc != stored_crc) { 1556 netdev_err(dev, "Firmware file CRC32 checksum (%08lX) does not match calculated checksum (%08lX)\n", 1557 (unsigned long)stored_crc, 1558 (unsigned long)calculated_crc); 1559 return -EINVAL; 1560 } 1561 rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST, 1562 0, 0, fw_data, fw_size); 1563 if (rc == 0) /* Firmware update successful */ 1564 rc = bnxt_firmware_reset(dev, dir_type); 1565 1566 return rc; 1567 } 1568 1569 static int bnxt_flash_microcode(struct net_device *dev, 1570 u16 dir_type, 1571 const u8 *fw_data, 1572 size_t fw_size) 1573 { 1574 struct bnxt_ucode_trailer *trailer; 1575 u32 calculated_crc; 1576 u32 stored_crc; 1577 int rc = 0; 1578 1579 if (fw_size < sizeof(struct bnxt_ucode_trailer)) { 1580 netdev_err(dev, "Invalid microcode file size: %u\n", 1581 (unsigned int)fw_size); 1582 return -EINVAL; 1583 } 1584 trailer = (struct bnxt_ucode_trailer *)(fw_data + (fw_size - 1585 sizeof(*trailer))); 1586 if (trailer->sig != cpu_to_le32(BNXT_UCODE_TRAILER_SIGNATURE)) { 1587 netdev_err(dev, "Invalid microcode trailer signature: %08X\n", 1588 le32_to_cpu(trailer->sig)); 1589 return -EINVAL; 1590 } 1591 if (le16_to_cpu(trailer->dir_type) != dir_type) { 1592 netdev_err(dev, "Expected microcode type: %d, read: %d\n", 1593 dir_type, le16_to_cpu(trailer->dir_type)); 1594 return -EINVAL; 1595 } 1596 if (le16_to_cpu(trailer->trailer_length) < 1597 sizeof(struct bnxt_ucode_trailer)) { 1598 netdev_err(dev, "Invalid microcode trailer length: %d\n", 1599 le16_to_cpu(trailer->trailer_length)); 1600 return -EINVAL; 1601 } 1602 1603 /* Confirm the CRC32 checksum of the file: */ 1604 stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size - 1605 sizeof(stored_crc))); 1606 calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc)); 1607 if (calculated_crc != stored_crc) { 1608 netdev_err(dev, 1609 "CRC32 (%08lX) does not match calculated: %08lX\n", 1610 (unsigned long)stored_crc, 1611 (unsigned long)calculated_crc); 1612 return -EINVAL; 1613 } 1614 rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST, 1615 0, 0, fw_data, fw_size); 1616 1617 return rc; 1618 } 1619 1620 static bool bnxt_dir_type_is_ape_bin_format(u16 dir_type) 1621 { 1622 switch (dir_type) { 1623 case BNX_DIR_TYPE_CHIMP_PATCH: 1624 case BNX_DIR_TYPE_BOOTCODE: 1625 case BNX_DIR_TYPE_BOOTCODE_2: 1626 case BNX_DIR_TYPE_APE_FW: 1627 case BNX_DIR_TYPE_APE_PATCH: 1628 case BNX_DIR_TYPE_KONG_FW: 1629 case BNX_DIR_TYPE_KONG_PATCH: 1630 case BNX_DIR_TYPE_BONO_FW: 1631 case BNX_DIR_TYPE_BONO_PATCH: 1632 return true; 1633 } 1634 1635 return false; 1636 } 1637 1638 static bool bnxt_dir_type_is_other_exec_format(u16 dir_type) 1639 { 1640 switch (dir_type) { 1641 case BNX_DIR_TYPE_AVS: 1642 case BNX_DIR_TYPE_EXP_ROM_MBA: 1643 case BNX_DIR_TYPE_PCIE: 1644 case BNX_DIR_TYPE_TSCF_UCODE: 1645 case BNX_DIR_TYPE_EXT_PHY: 1646 case BNX_DIR_TYPE_CCM: 1647 case BNX_DIR_TYPE_ISCSI_BOOT: 1648 case BNX_DIR_TYPE_ISCSI_BOOT_IPV6: 1649 case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6: 1650 return true; 1651 } 1652 1653 return false; 1654 } 1655 1656 static bool bnxt_dir_type_is_executable(u16 dir_type) 1657 { 1658 return bnxt_dir_type_is_ape_bin_format(dir_type) || 1659 bnxt_dir_type_is_other_exec_format(dir_type); 1660 } 1661 1662 static int bnxt_flash_firmware_from_file(struct net_device *dev, 1663 u16 dir_type, 1664 const char *filename) 1665 { 1666 const struct firmware *fw; 1667 int rc; 1668 1669 rc = request_firmware(&fw, filename, &dev->dev); 1670 if (rc != 0) { 1671 netdev_err(dev, "Error %d requesting firmware file: %s\n", 1672 rc, filename); 1673 return rc; 1674 } 1675 if (bnxt_dir_type_is_ape_bin_format(dir_type) == true) 1676 rc = bnxt_flash_firmware(dev, dir_type, fw->data, fw->size); 1677 else if (bnxt_dir_type_is_other_exec_format(dir_type) == true) 1678 rc = bnxt_flash_microcode(dev, dir_type, fw->data, fw->size); 1679 else 1680 rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST, 1681 0, 0, fw->data, fw->size); 1682 release_firmware(fw); 1683 return rc; 1684 } 1685 1686 static int bnxt_flash_package_from_file(struct net_device *dev, 1687 char *filename, u32 install_type) 1688 { 1689 struct bnxt *bp = netdev_priv(dev); 1690 struct hwrm_nvm_install_update_output *resp = bp->hwrm_cmd_resp_addr; 1691 struct hwrm_nvm_install_update_input install = {0}; 1692 const struct firmware *fw; 1693 u32 item_len; 1694 u16 index; 1695 int rc; 1696 1697 bnxt_hwrm_fw_set_time(bp); 1698 1699 if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_UPDATE, 1700 BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE, 1701 &index, &item_len, NULL) != 0) { 1702 netdev_err(dev, "PKG update area not created in nvram\n"); 1703 return -ENOBUFS; 1704 } 1705 1706 rc = request_firmware(&fw, filename, &dev->dev); 1707 if (rc != 0) { 1708 netdev_err(dev, "PKG error %d requesting file: %s\n", 1709 rc, filename); 1710 return rc; 1711 } 1712 1713 if (fw->size > item_len) { 1714 netdev_err(dev, "PKG insufficient update area in nvram: %lu", 1715 (unsigned long)fw->size); 1716 rc = -EFBIG; 1717 } else { 1718 dma_addr_t dma_handle; 1719 u8 *kmem; 1720 struct hwrm_nvm_modify_input modify = {0}; 1721 1722 bnxt_hwrm_cmd_hdr_init(bp, &modify, HWRM_NVM_MODIFY, -1, -1); 1723 1724 modify.dir_idx = cpu_to_le16(index); 1725 modify.len = cpu_to_le32(fw->size); 1726 1727 kmem = dma_alloc_coherent(&bp->pdev->dev, fw->size, 1728 &dma_handle, GFP_KERNEL); 1729 if (!kmem) { 1730 netdev_err(dev, 1731 "dma_alloc_coherent failure, length = %u\n", 1732 (unsigned int)fw->size); 1733 rc = -ENOMEM; 1734 } else { 1735 memcpy(kmem, fw->data, fw->size); 1736 modify.host_src_addr = cpu_to_le64(dma_handle); 1737 1738 rc = hwrm_send_message(bp, &modify, sizeof(modify), 1739 FLASH_PACKAGE_TIMEOUT); 1740 dma_free_coherent(&bp->pdev->dev, fw->size, kmem, 1741 dma_handle); 1742 } 1743 } 1744 release_firmware(fw); 1745 if (rc) 1746 return rc; 1747 1748 if ((install_type & 0xffff) == 0) 1749 install_type >>= 16; 1750 bnxt_hwrm_cmd_hdr_init(bp, &install, HWRM_NVM_INSTALL_UPDATE, -1, -1); 1751 install.install_type = cpu_to_le32(install_type); 1752 1753 mutex_lock(&bp->hwrm_cmd_lock); 1754 rc = _hwrm_send_message(bp, &install, sizeof(install), 1755 INSTALL_PACKAGE_TIMEOUT); 1756 if (rc) { 1757 rc = -EOPNOTSUPP; 1758 goto flash_pkg_exit; 1759 } 1760 1761 if (resp->error_code) { 1762 u8 error_code = ((struct hwrm_err_output *)resp)->cmd_err; 1763 1764 if (error_code == NVM_INSTALL_UPDATE_CMD_ERR_CODE_FRAG_ERR) { 1765 install.flags |= cpu_to_le16( 1766 NVM_INSTALL_UPDATE_REQ_FLAGS_ALLOWED_TO_DEFRAG); 1767 rc = _hwrm_send_message(bp, &install, sizeof(install), 1768 INSTALL_PACKAGE_TIMEOUT); 1769 if (rc) { 1770 rc = -EOPNOTSUPP; 1771 goto flash_pkg_exit; 1772 } 1773 } 1774 } 1775 1776 if (resp->result) { 1777 netdev_err(dev, "PKG install error = %d, problem_item = %d\n", 1778 (s8)resp->result, (int)resp->problem_item); 1779 rc = -ENOPKG; 1780 } 1781 flash_pkg_exit: 1782 mutex_unlock(&bp->hwrm_cmd_lock); 1783 return rc; 1784 } 1785 1786 static int bnxt_flash_device(struct net_device *dev, 1787 struct ethtool_flash *flash) 1788 { 1789 if (!BNXT_PF((struct bnxt *)netdev_priv(dev))) { 1790 netdev_err(dev, "flashdev not supported from a virtual function\n"); 1791 return -EINVAL; 1792 } 1793 1794 if (flash->region == ETHTOOL_FLASH_ALL_REGIONS || 1795 flash->region > 0xffff) 1796 return bnxt_flash_package_from_file(dev, flash->data, 1797 flash->region); 1798 1799 return bnxt_flash_firmware_from_file(dev, flash->region, flash->data); 1800 } 1801 1802 static int nvm_get_dir_info(struct net_device *dev, u32 *entries, u32 *length) 1803 { 1804 struct bnxt *bp = netdev_priv(dev); 1805 int rc; 1806 struct hwrm_nvm_get_dir_info_input req = {0}; 1807 struct hwrm_nvm_get_dir_info_output *output = bp->hwrm_cmd_resp_addr; 1808 1809 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_INFO, -1, -1); 1810 1811 mutex_lock(&bp->hwrm_cmd_lock); 1812 rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1813 if (!rc) { 1814 *entries = le32_to_cpu(output->entries); 1815 *length = le32_to_cpu(output->entry_length); 1816 } 1817 mutex_unlock(&bp->hwrm_cmd_lock); 1818 return rc; 1819 } 1820 1821 static int bnxt_get_eeprom_len(struct net_device *dev) 1822 { 1823 struct bnxt *bp = netdev_priv(dev); 1824 1825 if (BNXT_VF(bp)) 1826 return 0; 1827 1828 /* The -1 return value allows the entire 32-bit range of offsets to be 1829 * passed via the ethtool command-line utility. 1830 */ 1831 return -1; 1832 } 1833 1834 static int bnxt_get_nvram_directory(struct net_device *dev, u32 len, u8 *data) 1835 { 1836 struct bnxt *bp = netdev_priv(dev); 1837 int rc; 1838 u32 dir_entries; 1839 u32 entry_length; 1840 u8 *buf; 1841 size_t buflen; 1842 dma_addr_t dma_handle; 1843 struct hwrm_nvm_get_dir_entries_input req = {0}; 1844 1845 rc = nvm_get_dir_info(dev, &dir_entries, &entry_length); 1846 if (rc != 0) 1847 return rc; 1848 1849 /* Insert 2 bytes of directory info (count and size of entries) */ 1850 if (len < 2) 1851 return -EINVAL; 1852 1853 *data++ = dir_entries; 1854 *data++ = entry_length; 1855 len -= 2; 1856 memset(data, 0xff, len); 1857 1858 buflen = dir_entries * entry_length; 1859 buf = dma_alloc_coherent(&bp->pdev->dev, buflen, &dma_handle, 1860 GFP_KERNEL); 1861 if (!buf) { 1862 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", 1863 (unsigned)buflen); 1864 return -ENOMEM; 1865 } 1866 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_ENTRIES, -1, -1); 1867 req.host_dest_addr = cpu_to_le64(dma_handle); 1868 rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1869 if (rc == 0) 1870 memcpy(data, buf, len > buflen ? buflen : len); 1871 dma_free_coherent(&bp->pdev->dev, buflen, buf, dma_handle); 1872 return rc; 1873 } 1874 1875 static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset, 1876 u32 length, u8 *data) 1877 { 1878 struct bnxt *bp = netdev_priv(dev); 1879 int rc; 1880 u8 *buf; 1881 dma_addr_t dma_handle; 1882 struct hwrm_nvm_read_input req = {0}; 1883 1884 if (!length) 1885 return -EINVAL; 1886 1887 buf = dma_alloc_coherent(&bp->pdev->dev, length, &dma_handle, 1888 GFP_KERNEL); 1889 if (!buf) { 1890 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", 1891 (unsigned)length); 1892 return -ENOMEM; 1893 } 1894 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_READ, -1, -1); 1895 req.host_dest_addr = cpu_to_le64(dma_handle); 1896 req.dir_idx = cpu_to_le16(index); 1897 req.offset = cpu_to_le32(offset); 1898 req.len = cpu_to_le32(length); 1899 1900 rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1901 if (rc == 0) 1902 memcpy(data, buf, length); 1903 dma_free_coherent(&bp->pdev->dev, length, buf, dma_handle); 1904 return rc; 1905 } 1906 1907 static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal, 1908 u16 ext, u16 *index, u32 *item_length, 1909 u32 *data_length) 1910 { 1911 struct bnxt *bp = netdev_priv(dev); 1912 int rc; 1913 struct hwrm_nvm_find_dir_entry_input req = {0}; 1914 struct hwrm_nvm_find_dir_entry_output *output = bp->hwrm_cmd_resp_addr; 1915 1916 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_FIND_DIR_ENTRY, -1, -1); 1917 req.enables = 0; 1918 req.dir_idx = 0; 1919 req.dir_type = cpu_to_le16(type); 1920 req.dir_ordinal = cpu_to_le16(ordinal); 1921 req.dir_ext = cpu_to_le16(ext); 1922 req.opt_ordinal = NVM_FIND_DIR_ENTRY_REQ_OPT_ORDINAL_EQ; 1923 mutex_lock(&bp->hwrm_cmd_lock); 1924 rc = _hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1925 if (rc == 0) { 1926 if (index) 1927 *index = le16_to_cpu(output->dir_idx); 1928 if (item_length) 1929 *item_length = le32_to_cpu(output->dir_item_length); 1930 if (data_length) 1931 *data_length = le32_to_cpu(output->dir_data_length); 1932 } 1933 mutex_unlock(&bp->hwrm_cmd_lock); 1934 return rc; 1935 } 1936 1937 static char *bnxt_parse_pkglog(int desired_field, u8 *data, size_t datalen) 1938 { 1939 char *retval = NULL; 1940 char *p; 1941 char *value; 1942 int field = 0; 1943 1944 if (datalen < 1) 1945 return NULL; 1946 /* null-terminate the log data (removing last '\n'): */ 1947 data[datalen - 1] = 0; 1948 for (p = data; *p != 0; p++) { 1949 field = 0; 1950 retval = NULL; 1951 while (*p != 0 && *p != '\n') { 1952 value = p; 1953 while (*p != 0 && *p != '\t' && *p != '\n') 1954 p++; 1955 if (field == desired_field) 1956 retval = value; 1957 if (*p != '\t') 1958 break; 1959 *p = 0; 1960 field++; 1961 p++; 1962 } 1963 if (*p == 0) 1964 break; 1965 *p = 0; 1966 } 1967 return retval; 1968 } 1969 1970 static void bnxt_get_pkgver(struct net_device *dev) 1971 { 1972 struct bnxt *bp = netdev_priv(dev); 1973 u16 index = 0; 1974 char *pkgver; 1975 u32 pkglen; 1976 u8 *pkgbuf; 1977 int len; 1978 1979 if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_PKG_LOG, 1980 BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE, 1981 &index, NULL, &pkglen) != 0) 1982 return; 1983 1984 pkgbuf = kzalloc(pkglen, GFP_KERNEL); 1985 if (!pkgbuf) { 1986 dev_err(&bp->pdev->dev, "Unable to allocate memory for pkg version, length = %u\n", 1987 pkglen); 1988 return; 1989 } 1990 1991 if (bnxt_get_nvram_item(dev, index, 0, pkglen, pkgbuf)) 1992 goto err; 1993 1994 pkgver = bnxt_parse_pkglog(BNX_PKG_LOG_FIELD_IDX_PKG_VERSION, pkgbuf, 1995 pkglen); 1996 if (pkgver && *pkgver != 0 && isdigit(*pkgver)) { 1997 len = strlen(bp->fw_ver_str); 1998 snprintf(bp->fw_ver_str + len, FW_VER_STR_LEN - len - 1, 1999 "/pkg %s", pkgver); 2000 } 2001 err: 2002 kfree(pkgbuf); 2003 } 2004 2005 static int bnxt_get_eeprom(struct net_device *dev, 2006 struct ethtool_eeprom *eeprom, 2007 u8 *data) 2008 { 2009 u32 index; 2010 u32 offset; 2011 2012 if (eeprom->offset == 0) /* special offset value to get directory */ 2013 return bnxt_get_nvram_directory(dev, eeprom->len, data); 2014 2015 index = eeprom->offset >> 24; 2016 offset = eeprom->offset & 0xffffff; 2017 2018 if (index == 0) { 2019 netdev_err(dev, "unsupported index value: %d\n", index); 2020 return -EINVAL; 2021 } 2022 2023 return bnxt_get_nvram_item(dev, index - 1, offset, eeprom->len, data); 2024 } 2025 2026 static int bnxt_erase_nvram_directory(struct net_device *dev, u8 index) 2027 { 2028 struct bnxt *bp = netdev_priv(dev); 2029 struct hwrm_nvm_erase_dir_entry_input req = {0}; 2030 2031 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_ERASE_DIR_ENTRY, -1, -1); 2032 req.dir_idx = cpu_to_le16(index); 2033 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 2034 } 2035 2036 static int bnxt_set_eeprom(struct net_device *dev, 2037 struct ethtool_eeprom *eeprom, 2038 u8 *data) 2039 { 2040 struct bnxt *bp = netdev_priv(dev); 2041 u8 index, dir_op; 2042 u16 type, ext, ordinal, attr; 2043 2044 if (!BNXT_PF(bp)) { 2045 netdev_err(dev, "NVM write not supported from a virtual function\n"); 2046 return -EINVAL; 2047 } 2048 2049 type = eeprom->magic >> 16; 2050 2051 if (type == 0xffff) { /* special value for directory operations */ 2052 index = eeprom->magic & 0xff; 2053 dir_op = eeprom->magic >> 8; 2054 if (index == 0) 2055 return -EINVAL; 2056 switch (dir_op) { 2057 case 0x0e: /* erase */ 2058 if (eeprom->offset != ~eeprom->magic) 2059 return -EINVAL; 2060 return bnxt_erase_nvram_directory(dev, index - 1); 2061 default: 2062 return -EINVAL; 2063 } 2064 } 2065 2066 /* Create or re-write an NVM item: */ 2067 if (bnxt_dir_type_is_executable(type) == true) 2068 return -EOPNOTSUPP; 2069 ext = eeprom->magic & 0xffff; 2070 ordinal = eeprom->offset >> 16; 2071 attr = eeprom->offset & 0xffff; 2072 2073 return bnxt_flash_nvram(dev, type, ordinal, ext, attr, data, 2074 eeprom->len); 2075 } 2076 2077 static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata) 2078 { 2079 struct bnxt *bp = netdev_priv(dev); 2080 struct ethtool_eee *eee = &bp->eee; 2081 struct bnxt_link_info *link_info = &bp->link_info; 2082 u32 advertising = 2083 _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0); 2084 int rc = 0; 2085 2086 if (!BNXT_SINGLE_PF(bp)) 2087 return -EOPNOTSUPP; 2088 2089 if (!(bp->flags & BNXT_FLAG_EEE_CAP)) 2090 return -EOPNOTSUPP; 2091 2092 if (!edata->eee_enabled) 2093 goto eee_ok; 2094 2095 if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) { 2096 netdev_warn(dev, "EEE requires autoneg\n"); 2097 return -EINVAL; 2098 } 2099 if (edata->tx_lpi_enabled) { 2100 if (bp->lpi_tmr_hi && (edata->tx_lpi_timer > bp->lpi_tmr_hi || 2101 edata->tx_lpi_timer < bp->lpi_tmr_lo)) { 2102 netdev_warn(dev, "Valid LPI timer range is %d and %d microsecs\n", 2103 bp->lpi_tmr_lo, bp->lpi_tmr_hi); 2104 return -EINVAL; 2105 } else if (!bp->lpi_tmr_hi) { 2106 edata->tx_lpi_timer = eee->tx_lpi_timer; 2107 } 2108 } 2109 if (!edata->advertised) { 2110 edata->advertised = advertising & eee->supported; 2111 } else if (edata->advertised & ~advertising) { 2112 netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n", 2113 edata->advertised, advertising); 2114 return -EINVAL; 2115 } 2116 2117 eee->advertised = edata->advertised; 2118 eee->tx_lpi_enabled = edata->tx_lpi_enabled; 2119 eee->tx_lpi_timer = edata->tx_lpi_timer; 2120 eee_ok: 2121 eee->eee_enabled = edata->eee_enabled; 2122 2123 if (netif_running(dev)) 2124 rc = bnxt_hwrm_set_link_setting(bp, false, true); 2125 2126 return rc; 2127 } 2128 2129 static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata) 2130 { 2131 struct bnxt *bp = netdev_priv(dev); 2132 2133 if (!(bp->flags & BNXT_FLAG_EEE_CAP)) 2134 return -EOPNOTSUPP; 2135 2136 *edata = bp->eee; 2137 if (!bp->eee.eee_enabled) { 2138 /* Preserve tx_lpi_timer so that the last value will be used 2139 * by default when it is re-enabled. 2140 */ 2141 edata->advertised = 0; 2142 edata->tx_lpi_enabled = 0; 2143 } 2144 2145 if (!bp->eee.eee_active) 2146 edata->lp_advertised = 0; 2147 2148 return 0; 2149 } 2150 2151 static int bnxt_read_sfp_module_eeprom_info(struct bnxt *bp, u16 i2c_addr, 2152 u16 page_number, u16 start_addr, 2153 u16 data_length, u8 *buf) 2154 { 2155 struct hwrm_port_phy_i2c_read_input req = {0}; 2156 struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr; 2157 int rc, byte_offset = 0; 2158 2159 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1); 2160 req.i2c_slave_addr = i2c_addr; 2161 req.page_number = cpu_to_le16(page_number); 2162 req.port_id = cpu_to_le16(bp->pf.port_id); 2163 do { 2164 u16 xfer_size; 2165 2166 xfer_size = min_t(u16, data_length, BNXT_MAX_PHY_I2C_RESP_SIZE); 2167 data_length -= xfer_size; 2168 req.page_offset = cpu_to_le16(start_addr + byte_offset); 2169 req.data_length = xfer_size; 2170 req.enables = cpu_to_le32(start_addr + byte_offset ? 2171 PORT_PHY_I2C_READ_REQ_ENABLES_PAGE_OFFSET : 0); 2172 mutex_lock(&bp->hwrm_cmd_lock); 2173 rc = _hwrm_send_message(bp, &req, sizeof(req), 2174 HWRM_CMD_TIMEOUT); 2175 if (!rc) 2176 memcpy(buf + byte_offset, output->data, xfer_size); 2177 mutex_unlock(&bp->hwrm_cmd_lock); 2178 byte_offset += xfer_size; 2179 } while (!rc && data_length > 0); 2180 2181 return rc; 2182 } 2183 2184 static int bnxt_get_module_info(struct net_device *dev, 2185 struct ethtool_modinfo *modinfo) 2186 { 2187 u8 data[SFF_DIAG_SUPPORT_OFFSET + 1]; 2188 struct bnxt *bp = netdev_priv(dev); 2189 int rc; 2190 2191 /* No point in going further if phy status indicates 2192 * module is not inserted or if it is powered down or 2193 * if it is of type 10GBase-T 2194 */ 2195 if (bp->link_info.module_status > 2196 PORT_PHY_QCFG_RESP_MODULE_STATUS_WARNINGMSG) 2197 return -EOPNOTSUPP; 2198 2199 /* This feature is not supported in older firmware versions */ 2200 if (bp->hwrm_spec_code < 0x10202) 2201 return -EOPNOTSUPP; 2202 2203 rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0, 0, 2204 SFF_DIAG_SUPPORT_OFFSET + 1, 2205 data); 2206 if (!rc) { 2207 u8 module_id = data[0]; 2208 u8 diag_supported = data[SFF_DIAG_SUPPORT_OFFSET]; 2209 2210 switch (module_id) { 2211 case SFF_MODULE_ID_SFP: 2212 modinfo->type = ETH_MODULE_SFF_8472; 2213 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; 2214 if (!diag_supported) 2215 modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; 2216 break; 2217 case SFF_MODULE_ID_QSFP: 2218 case SFF_MODULE_ID_QSFP_PLUS: 2219 modinfo->type = ETH_MODULE_SFF_8436; 2220 modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; 2221 break; 2222 case SFF_MODULE_ID_QSFP28: 2223 modinfo->type = ETH_MODULE_SFF_8636; 2224 modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN; 2225 break; 2226 default: 2227 rc = -EOPNOTSUPP; 2228 break; 2229 } 2230 } 2231 return rc; 2232 } 2233 2234 static int bnxt_get_module_eeprom(struct net_device *dev, 2235 struct ethtool_eeprom *eeprom, 2236 u8 *data) 2237 { 2238 struct bnxt *bp = netdev_priv(dev); 2239 u16 start = eeprom->offset, length = eeprom->len; 2240 int rc = 0; 2241 2242 memset(data, 0, eeprom->len); 2243 2244 /* Read A0 portion of the EEPROM */ 2245 if (start < ETH_MODULE_SFF_8436_LEN) { 2246 if (start + eeprom->len > ETH_MODULE_SFF_8436_LEN) 2247 length = ETH_MODULE_SFF_8436_LEN - start; 2248 rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0, 2249 start, length, data); 2250 if (rc) 2251 return rc; 2252 start += length; 2253 data += length; 2254 length = eeprom->len - length; 2255 } 2256 2257 /* Read A2 portion of the EEPROM */ 2258 if (length) { 2259 start -= ETH_MODULE_SFF_8436_LEN; 2260 rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 1, 2261 start, length, data); 2262 } 2263 return rc; 2264 } 2265 2266 static int bnxt_nway_reset(struct net_device *dev) 2267 { 2268 int rc = 0; 2269 2270 struct bnxt *bp = netdev_priv(dev); 2271 struct bnxt_link_info *link_info = &bp->link_info; 2272 2273 if (!BNXT_SINGLE_PF(bp)) 2274 return -EOPNOTSUPP; 2275 2276 if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) 2277 return -EINVAL; 2278 2279 if (netif_running(dev)) 2280 rc = bnxt_hwrm_set_link_setting(bp, true, false); 2281 2282 return rc; 2283 } 2284 2285 static int bnxt_set_phys_id(struct net_device *dev, 2286 enum ethtool_phys_id_state state) 2287 { 2288 struct hwrm_port_led_cfg_input req = {0}; 2289 struct bnxt *bp = netdev_priv(dev); 2290 struct bnxt_pf_info *pf = &bp->pf; 2291 struct bnxt_led_cfg *led_cfg; 2292 u8 led_state; 2293 __le16 duration; 2294 int i, rc; 2295 2296 if (!bp->num_leds || BNXT_VF(bp)) 2297 return -EOPNOTSUPP; 2298 2299 if (state == ETHTOOL_ID_ACTIVE) { 2300 led_state = PORT_LED_CFG_REQ_LED0_STATE_BLINKALT; 2301 duration = cpu_to_le16(500); 2302 } else if (state == ETHTOOL_ID_INACTIVE) { 2303 led_state = PORT_LED_CFG_REQ_LED1_STATE_DEFAULT; 2304 duration = cpu_to_le16(0); 2305 } else { 2306 return -EINVAL; 2307 } 2308 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_LED_CFG, -1, -1); 2309 req.port_id = cpu_to_le16(pf->port_id); 2310 req.num_leds = bp->num_leds; 2311 led_cfg = (struct bnxt_led_cfg *)&req.led0_id; 2312 for (i = 0; i < bp->num_leds; i++, led_cfg++) { 2313 req.enables |= BNXT_LED_DFLT_ENABLES(i); 2314 led_cfg->led_id = bp->leds[i].led_id; 2315 led_cfg->led_state = led_state; 2316 led_cfg->led_blink_on = duration; 2317 led_cfg->led_blink_off = duration; 2318 led_cfg->led_group_id = bp->leds[i].led_group_id; 2319 } 2320 rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 2321 if (rc) 2322 rc = -EIO; 2323 return rc; 2324 } 2325 2326 static int bnxt_hwrm_selftest_irq(struct bnxt *bp, u16 cmpl_ring) 2327 { 2328 struct hwrm_selftest_irq_input req = {0}; 2329 2330 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_IRQ, cmpl_ring, -1); 2331 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 2332 } 2333 2334 static int bnxt_test_irq(struct bnxt *bp) 2335 { 2336 int i; 2337 2338 for (i = 0; i < bp->cp_nr_rings; i++) { 2339 u16 cmpl_ring = bp->grp_info[i].cp_fw_ring_id; 2340 int rc; 2341 2342 rc = bnxt_hwrm_selftest_irq(bp, cmpl_ring); 2343 if (rc) 2344 return rc; 2345 } 2346 return 0; 2347 } 2348 2349 static int bnxt_hwrm_mac_loopback(struct bnxt *bp, bool enable) 2350 { 2351 struct hwrm_port_mac_cfg_input req = {0}; 2352 2353 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_MAC_CFG, -1, -1); 2354 2355 req.enables = cpu_to_le32(PORT_MAC_CFG_REQ_ENABLES_LPBK); 2356 if (enable) 2357 req.lpbk = PORT_MAC_CFG_REQ_LPBK_LOCAL; 2358 else 2359 req.lpbk = PORT_MAC_CFG_REQ_LPBK_NONE; 2360 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 2361 } 2362 2363 static int bnxt_disable_an_for_lpbk(struct bnxt *bp, 2364 struct hwrm_port_phy_cfg_input *req) 2365 { 2366 struct bnxt_link_info *link_info = &bp->link_info; 2367 u16 fw_advertising = link_info->advertising; 2368 u16 fw_speed; 2369 int rc; 2370 2371 if (!link_info->autoneg) 2372 return 0; 2373 2374 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_1GB; 2375 if (netif_carrier_ok(bp->dev)) 2376 fw_speed = bp->link_info.link_speed; 2377 else if (fw_advertising & BNXT_LINK_SPEED_MSK_10GB) 2378 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_10GB; 2379 else if (fw_advertising & BNXT_LINK_SPEED_MSK_25GB) 2380 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_25GB; 2381 else if (fw_advertising & BNXT_LINK_SPEED_MSK_40GB) 2382 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_40GB; 2383 else if (fw_advertising & BNXT_LINK_SPEED_MSK_50GB) 2384 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_50GB; 2385 2386 req->force_link_speed = cpu_to_le16(fw_speed); 2387 req->flags |= cpu_to_le32(PORT_PHY_CFG_REQ_FLAGS_FORCE | 2388 PORT_PHY_CFG_REQ_FLAGS_RESET_PHY); 2389 rc = hwrm_send_message(bp, req, sizeof(*req), HWRM_CMD_TIMEOUT); 2390 req->flags = 0; 2391 req->force_link_speed = cpu_to_le16(0); 2392 return rc; 2393 } 2394 2395 static int bnxt_hwrm_phy_loopback(struct bnxt *bp, bool enable) 2396 { 2397 struct hwrm_port_phy_cfg_input req = {0}; 2398 2399 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_CFG, -1, -1); 2400 2401 if (enable) { 2402 bnxt_disable_an_for_lpbk(bp, &req); 2403 req.lpbk = PORT_PHY_CFG_REQ_LPBK_LOCAL; 2404 } else { 2405 req.lpbk = PORT_PHY_CFG_REQ_LPBK_NONE; 2406 } 2407 req.enables = cpu_to_le32(PORT_PHY_CFG_REQ_ENABLES_LPBK); 2408 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 2409 } 2410 2411 static int bnxt_rx_loopback(struct bnxt *bp, struct bnxt_napi *bnapi, 2412 u32 raw_cons, int pkt_size) 2413 { 2414 struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; 2415 struct bnxt_rx_ring_info *rxr = bnapi->rx_ring; 2416 struct bnxt_sw_rx_bd *rx_buf; 2417 struct rx_cmp *rxcmp; 2418 u16 cp_cons, cons; 2419 u8 *data; 2420 u32 len; 2421 int i; 2422 2423 cp_cons = RING_CMP(raw_cons); 2424 rxcmp = (struct rx_cmp *) 2425 &cpr->cp_desc_ring[CP_RING(cp_cons)][CP_IDX(cp_cons)]; 2426 cons = rxcmp->rx_cmp_opaque; 2427 rx_buf = &rxr->rx_buf_ring[cons]; 2428 data = rx_buf->data_ptr; 2429 len = le32_to_cpu(rxcmp->rx_cmp_len_flags_type) >> RX_CMP_LEN_SHIFT; 2430 if (len != pkt_size) 2431 return -EIO; 2432 i = ETH_ALEN; 2433 if (!ether_addr_equal(data + i, bnapi->bp->dev->dev_addr)) 2434 return -EIO; 2435 i += ETH_ALEN; 2436 for ( ; i < pkt_size; i++) { 2437 if (data[i] != (u8)(i & 0xff)) 2438 return -EIO; 2439 } 2440 return 0; 2441 } 2442 2443 static int bnxt_poll_loopback(struct bnxt *bp, int pkt_size) 2444 { 2445 struct bnxt_napi *bnapi = bp->bnapi[0]; 2446 struct bnxt_cp_ring_info *cpr; 2447 struct tx_cmp *txcmp; 2448 int rc = -EIO; 2449 u32 raw_cons; 2450 u32 cons; 2451 int i; 2452 2453 cpr = &bnapi->cp_ring; 2454 raw_cons = cpr->cp_raw_cons; 2455 for (i = 0; i < 200; i++) { 2456 cons = RING_CMP(raw_cons); 2457 txcmp = &cpr->cp_desc_ring[CP_RING(cons)][CP_IDX(cons)]; 2458 2459 if (!TX_CMP_VALID(txcmp, raw_cons)) { 2460 udelay(5); 2461 continue; 2462 } 2463 2464 /* The valid test of the entry must be done first before 2465 * reading any further. 2466 */ 2467 dma_rmb(); 2468 if (TX_CMP_TYPE(txcmp) == CMP_TYPE_RX_L2_CMP) { 2469 rc = bnxt_rx_loopback(bp, bnapi, raw_cons, pkt_size); 2470 raw_cons = NEXT_RAW_CMP(raw_cons); 2471 raw_cons = NEXT_RAW_CMP(raw_cons); 2472 break; 2473 } 2474 raw_cons = NEXT_RAW_CMP(raw_cons); 2475 } 2476 cpr->cp_raw_cons = raw_cons; 2477 return rc; 2478 } 2479 2480 static int bnxt_run_loopback(struct bnxt *bp) 2481 { 2482 struct bnxt_tx_ring_info *txr = &bp->tx_ring[0]; 2483 int pkt_size, i = 0; 2484 struct sk_buff *skb; 2485 dma_addr_t map; 2486 u8 *data; 2487 int rc; 2488 2489 pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_copy_thresh); 2490 skb = netdev_alloc_skb(bp->dev, pkt_size); 2491 if (!skb) 2492 return -ENOMEM; 2493 data = skb_put(skb, pkt_size); 2494 eth_broadcast_addr(data); 2495 i += ETH_ALEN; 2496 ether_addr_copy(&data[i], bp->dev->dev_addr); 2497 i += ETH_ALEN; 2498 for ( ; i < pkt_size; i++) 2499 data[i] = (u8)(i & 0xff); 2500 2501 map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size, 2502 PCI_DMA_TODEVICE); 2503 if (dma_mapping_error(&bp->pdev->dev, map)) { 2504 dev_kfree_skb(skb); 2505 return -EIO; 2506 } 2507 bnxt_xmit_xdp(bp, txr, map, pkt_size, 0); 2508 2509 /* Sync BD data before updating doorbell */ 2510 wmb(); 2511 2512 bnxt_db_write(bp, txr->tx_doorbell, DB_KEY_TX | txr->tx_prod); 2513 rc = bnxt_poll_loopback(bp, pkt_size); 2514 2515 dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE); 2516 dev_kfree_skb(skb); 2517 return rc; 2518 } 2519 2520 static int bnxt_run_fw_tests(struct bnxt *bp, u8 test_mask, u8 *test_results) 2521 { 2522 struct hwrm_selftest_exec_output *resp = bp->hwrm_cmd_resp_addr; 2523 struct hwrm_selftest_exec_input req = {0}; 2524 int rc; 2525 2526 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_EXEC, -1, -1); 2527 mutex_lock(&bp->hwrm_cmd_lock); 2528 resp->test_success = 0; 2529 req.flags = test_mask; 2530 rc = _hwrm_send_message(bp, &req, sizeof(req), bp->test_info->timeout); 2531 *test_results = resp->test_success; 2532 mutex_unlock(&bp->hwrm_cmd_lock); 2533 return rc; 2534 } 2535 2536 #define BNXT_DRV_TESTS 3 2537 #define BNXT_MACLPBK_TEST_IDX (bp->num_tests - BNXT_DRV_TESTS) 2538 #define BNXT_PHYLPBK_TEST_IDX (BNXT_MACLPBK_TEST_IDX + 1) 2539 #define BNXT_IRQ_TEST_IDX (BNXT_MACLPBK_TEST_IDX + 2) 2540 2541 static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest, 2542 u64 *buf) 2543 { 2544 struct bnxt *bp = netdev_priv(dev); 2545 bool offline = false; 2546 u8 test_results = 0; 2547 u8 test_mask = 0; 2548 int rc, i; 2549 2550 if (!bp->num_tests || !BNXT_SINGLE_PF(bp)) 2551 return; 2552 memset(buf, 0, sizeof(u64) * bp->num_tests); 2553 if (!netif_running(dev)) { 2554 etest->flags |= ETH_TEST_FL_FAILED; 2555 return; 2556 } 2557 2558 if (etest->flags & ETH_TEST_FL_OFFLINE) { 2559 if (bp->pf.active_vfs) { 2560 etest->flags |= ETH_TEST_FL_FAILED; 2561 netdev_warn(dev, "Offline tests cannot be run with active VFs\n"); 2562 return; 2563 } 2564 offline = true; 2565 } 2566 2567 for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) { 2568 u8 bit_val = 1 << i; 2569 2570 if (!(bp->test_info->offline_mask & bit_val)) 2571 test_mask |= bit_val; 2572 else if (offline) 2573 test_mask |= bit_val; 2574 } 2575 if (!offline) { 2576 bnxt_run_fw_tests(bp, test_mask, &test_results); 2577 } else { 2578 rc = bnxt_close_nic(bp, false, false); 2579 if (rc) 2580 return; 2581 bnxt_run_fw_tests(bp, test_mask, &test_results); 2582 2583 buf[BNXT_MACLPBK_TEST_IDX] = 1; 2584 bnxt_hwrm_mac_loopback(bp, true); 2585 msleep(250); 2586 rc = bnxt_half_open_nic(bp); 2587 if (rc) { 2588 bnxt_hwrm_mac_loopback(bp, false); 2589 etest->flags |= ETH_TEST_FL_FAILED; 2590 return; 2591 } 2592 if (bnxt_run_loopback(bp)) 2593 etest->flags |= ETH_TEST_FL_FAILED; 2594 else 2595 buf[BNXT_MACLPBK_TEST_IDX] = 0; 2596 2597 bnxt_hwrm_mac_loopback(bp, false); 2598 bnxt_hwrm_phy_loopback(bp, true); 2599 msleep(1000); 2600 if (bnxt_run_loopback(bp)) { 2601 buf[BNXT_PHYLPBK_TEST_IDX] = 1; 2602 etest->flags |= ETH_TEST_FL_FAILED; 2603 } 2604 bnxt_hwrm_phy_loopback(bp, false); 2605 bnxt_half_close_nic(bp); 2606 bnxt_open_nic(bp, false, true); 2607 } 2608 if (bnxt_test_irq(bp)) { 2609 buf[BNXT_IRQ_TEST_IDX] = 1; 2610 etest->flags |= ETH_TEST_FL_FAILED; 2611 } 2612 for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) { 2613 u8 bit_val = 1 << i; 2614 2615 if ((test_mask & bit_val) && !(test_results & bit_val)) { 2616 buf[i] = 1; 2617 etest->flags |= ETH_TEST_FL_FAILED; 2618 } 2619 } 2620 } 2621 2622 static int bnxt_reset(struct net_device *dev, u32 *flags) 2623 { 2624 struct bnxt *bp = netdev_priv(dev); 2625 int rc = 0; 2626 2627 if (!BNXT_PF(bp)) { 2628 netdev_err(dev, "Reset is not supported from a VF\n"); 2629 return -EOPNOTSUPP; 2630 } 2631 2632 if (pci_vfs_assigned(bp->pdev)) { 2633 netdev_err(dev, 2634 "Reset not allowed when VFs are assigned to VMs\n"); 2635 return -EBUSY; 2636 } 2637 2638 if (*flags == ETH_RESET_ALL) { 2639 /* This feature is not supported in older firmware versions */ 2640 if (bp->hwrm_spec_code < 0x10803) 2641 return -EOPNOTSUPP; 2642 2643 rc = bnxt_firmware_reset(dev, BNXT_FW_RESET_CHIP); 2644 if (!rc) { 2645 netdev_info(dev, "Reset request successful. Reload driver to complete reset\n"); 2646 *flags = 0; 2647 } 2648 } else if (*flags == ETH_RESET_AP) { 2649 /* This feature is not supported in older firmware versions */ 2650 if (bp->hwrm_spec_code < 0x10803) 2651 return -EOPNOTSUPP; 2652 2653 rc = bnxt_firmware_reset(dev, BNXT_FW_RESET_AP); 2654 if (!rc) { 2655 netdev_info(dev, "Reset Application Processor request successful.\n"); 2656 *flags = 0; 2657 } 2658 } else { 2659 rc = -EINVAL; 2660 } 2661 2662 return rc; 2663 } 2664 2665 void bnxt_ethtool_init(struct bnxt *bp) 2666 { 2667 struct hwrm_selftest_qlist_output *resp = bp->hwrm_cmd_resp_addr; 2668 struct hwrm_selftest_qlist_input req = {0}; 2669 struct bnxt_test_info *test_info; 2670 struct net_device *dev = bp->dev; 2671 int i, rc; 2672 2673 bnxt_get_pkgver(dev); 2674 2675 if (bp->hwrm_spec_code < 0x10704 || !BNXT_SINGLE_PF(bp)) 2676 return; 2677 2678 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_QLIST, -1, -1); 2679 mutex_lock(&bp->hwrm_cmd_lock); 2680 rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 2681 if (rc) 2682 goto ethtool_init_exit; 2683 2684 test_info = kzalloc(sizeof(*bp->test_info), GFP_KERNEL); 2685 if (!test_info) 2686 goto ethtool_init_exit; 2687 2688 bp->test_info = test_info; 2689 bp->num_tests = resp->num_tests + BNXT_DRV_TESTS; 2690 if (bp->num_tests > BNXT_MAX_TEST) 2691 bp->num_tests = BNXT_MAX_TEST; 2692 2693 test_info->offline_mask = resp->offline_tests; 2694 test_info->timeout = le16_to_cpu(resp->test_timeout); 2695 if (!test_info->timeout) 2696 test_info->timeout = HWRM_CMD_TIMEOUT; 2697 for (i = 0; i < bp->num_tests; i++) { 2698 char *str = test_info->string[i]; 2699 char *fw_str = resp->test0_name + i * 32; 2700 2701 if (i == BNXT_MACLPBK_TEST_IDX) { 2702 strcpy(str, "Mac loopback test (offline)"); 2703 } else if (i == BNXT_PHYLPBK_TEST_IDX) { 2704 strcpy(str, "Phy loopback test (offline)"); 2705 } else if (i == BNXT_IRQ_TEST_IDX) { 2706 strcpy(str, "Interrupt_test (offline)"); 2707 } else { 2708 strlcpy(str, fw_str, ETH_GSTRING_LEN); 2709 strncat(str, " test", ETH_GSTRING_LEN - strlen(str)); 2710 if (test_info->offline_mask & (1 << i)) 2711 strncat(str, " (offline)", 2712 ETH_GSTRING_LEN - strlen(str)); 2713 else 2714 strncat(str, " (online)", 2715 ETH_GSTRING_LEN - strlen(str)); 2716 } 2717 } 2718 2719 ethtool_init_exit: 2720 mutex_unlock(&bp->hwrm_cmd_lock); 2721 } 2722 2723 void bnxt_ethtool_free(struct bnxt *bp) 2724 { 2725 kfree(bp->test_info); 2726 bp->test_info = NULL; 2727 } 2728 2729 const struct ethtool_ops bnxt_ethtool_ops = { 2730 .get_link_ksettings = bnxt_get_link_ksettings, 2731 .set_link_ksettings = bnxt_set_link_ksettings, 2732 .get_pauseparam = bnxt_get_pauseparam, 2733 .set_pauseparam = bnxt_set_pauseparam, 2734 .get_drvinfo = bnxt_get_drvinfo, 2735 .get_wol = bnxt_get_wol, 2736 .set_wol = bnxt_set_wol, 2737 .get_coalesce = bnxt_get_coalesce, 2738 .set_coalesce = bnxt_set_coalesce, 2739 .get_msglevel = bnxt_get_msglevel, 2740 .set_msglevel = bnxt_set_msglevel, 2741 .get_sset_count = bnxt_get_sset_count, 2742 .get_strings = bnxt_get_strings, 2743 .get_ethtool_stats = bnxt_get_ethtool_stats, 2744 .set_ringparam = bnxt_set_ringparam, 2745 .get_ringparam = bnxt_get_ringparam, 2746 .get_channels = bnxt_get_channels, 2747 .set_channels = bnxt_set_channels, 2748 .get_rxnfc = bnxt_get_rxnfc, 2749 .set_rxnfc = bnxt_set_rxnfc, 2750 .get_rxfh_indir_size = bnxt_get_rxfh_indir_size, 2751 .get_rxfh_key_size = bnxt_get_rxfh_key_size, 2752 .get_rxfh = bnxt_get_rxfh, 2753 .flash_device = bnxt_flash_device, 2754 .get_eeprom_len = bnxt_get_eeprom_len, 2755 .get_eeprom = bnxt_get_eeprom, 2756 .set_eeprom = bnxt_set_eeprom, 2757 .get_link = bnxt_get_link, 2758 .get_eee = bnxt_get_eee, 2759 .set_eee = bnxt_set_eee, 2760 .get_module_info = bnxt_get_module_info, 2761 .get_module_eeprom = bnxt_get_module_eeprom, 2762 .nway_reset = bnxt_nway_reset, 2763 .set_phys_id = bnxt_set_phys_id, 2764 .self_test = bnxt_self_test, 2765 .reset = bnxt_reset, 2766 }; 2767