1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Copyright (C) 2003 - 2009 NetXen, Inc. 4 * Copyright (C) 2009 - QLogic Corporation. 5 * All rights reserved. 6 */ 7 8 #include <linux/types.h> 9 #include <linux/delay.h> 10 #include <linux/pci.h> 11 #include <asm/io.h> 12 #include <linux/netdevice.h> 13 #include <linux/ethtool.h> 14 15 #include "netxen_nic.h" 16 #include "netxen_nic_hw.h" 17 18 struct netxen_nic_stats { 19 char stat_string[ETH_GSTRING_LEN]; 20 int sizeof_stat; 21 int stat_offset; 22 }; 23 24 #define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \ 25 offsetof(struct netxen_adapter, m) 26 27 #define NETXEN_NIC_PORT_WINDOW 0x10000 28 #define NETXEN_NIC_INVALID_DATA 0xDEADBEEF 29 30 static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = { 31 {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)}, 32 {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)}, 33 {"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)}, 34 {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)}, 35 {"csummed", NETXEN_NIC_STAT(stats.csummed)}, 36 {"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)}, 37 {"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)}, 38 {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)}, 39 {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)}, 40 }; 41 42 #define NETXEN_NIC_STATS_LEN ARRAY_SIZE(netxen_nic_gstrings_stats) 43 44 static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = { 45 "Register_Test_on_offline", 46 "Link_Test_on_offline" 47 }; 48 49 #define NETXEN_NIC_TEST_LEN ARRAY_SIZE(netxen_nic_gstrings_test) 50 51 #define NETXEN_NIC_REGS_COUNT 30 52 #define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32)) 53 #define NETXEN_MAX_EEPROM_LEN 1024 54 55 static int netxen_nic_get_eeprom_len(struct net_device *dev) 56 { 57 return NETXEN_FLASH_TOTAL_SIZE; 58 } 59 60 static void 61 netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) 62 { 63 struct netxen_adapter *adapter = netdev_priv(dev); 64 u32 fw_major = 0; 65 u32 fw_minor = 0; 66 u32 fw_build = 0; 67 68 strlcpy(drvinfo->driver, netxen_nic_driver_name, 69 sizeof(drvinfo->driver)); 70 strlcpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID, 71 sizeof(drvinfo->version)); 72 fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR); 73 fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR); 74 fw_build = NXRD32(adapter, NETXEN_FW_VERSION_SUB); 75 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 76 "%d.%d.%d", fw_major, fw_minor, fw_build); 77 78 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 79 sizeof(drvinfo->bus_info)); 80 } 81 82 static int 83 netxen_nic_get_link_ksettings(struct net_device *dev, 84 struct ethtool_link_ksettings *cmd) 85 { 86 struct netxen_adapter *adapter = netdev_priv(dev); 87 int check_sfp_module = 0; 88 u32 supported, advertising; 89 90 /* read which mode */ 91 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 92 supported = (SUPPORTED_10baseT_Half | 93 SUPPORTED_10baseT_Full | 94 SUPPORTED_100baseT_Half | 95 SUPPORTED_100baseT_Full | 96 SUPPORTED_1000baseT_Half | 97 SUPPORTED_1000baseT_Full); 98 99 advertising = (ADVERTISED_100baseT_Half | 100 ADVERTISED_100baseT_Full | 101 ADVERTISED_1000baseT_Half | 102 ADVERTISED_1000baseT_Full); 103 104 cmd->base.port = PORT_TP; 105 106 cmd->base.speed = adapter->link_speed; 107 cmd->base.duplex = adapter->link_duplex; 108 cmd->base.autoneg = adapter->link_autoneg; 109 110 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 111 u32 val; 112 113 val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR); 114 if (val == NETXEN_PORT_MODE_802_3_AP) { 115 supported = SUPPORTED_1000baseT_Full; 116 advertising = ADVERTISED_1000baseT_Full; 117 } else { 118 supported = SUPPORTED_10000baseT_Full; 119 advertising = ADVERTISED_10000baseT_Full; 120 } 121 122 if (netif_running(dev) && adapter->has_link_events) { 123 cmd->base.speed = adapter->link_speed; 124 cmd->base.autoneg = adapter->link_autoneg; 125 cmd->base.duplex = adapter->link_duplex; 126 goto skip; 127 } 128 129 cmd->base.port = PORT_TP; 130 131 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { 132 u16 pcifn = adapter->ahw.pci_func; 133 134 val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn)); 135 cmd->base.speed = P3_LINK_SPEED_MHZ * 136 P3_LINK_SPEED_VAL(pcifn, val); 137 } else 138 cmd->base.speed = SPEED_10000; 139 140 cmd->base.duplex = DUPLEX_FULL; 141 cmd->base.autoneg = AUTONEG_DISABLE; 142 } else 143 return -EIO; 144 145 skip: 146 cmd->base.phy_address = adapter->physical_port; 147 148 switch (adapter->ahw.board_type) { 149 case NETXEN_BRDTYPE_P2_SB35_4G: 150 case NETXEN_BRDTYPE_P2_SB31_2G: 151 case NETXEN_BRDTYPE_P3_REF_QG: 152 case NETXEN_BRDTYPE_P3_4_GB: 153 case NETXEN_BRDTYPE_P3_4_GB_MM: 154 supported |= SUPPORTED_Autoneg; 155 advertising |= ADVERTISED_Autoneg; 156 fallthrough; 157 case NETXEN_BRDTYPE_P2_SB31_10G_CX4: 158 case NETXEN_BRDTYPE_P3_10G_CX4: 159 case NETXEN_BRDTYPE_P3_10G_CX4_LP: 160 case NETXEN_BRDTYPE_P3_10000_BASE_T: 161 supported |= SUPPORTED_TP; 162 advertising |= ADVERTISED_TP; 163 cmd->base.port = PORT_TP; 164 cmd->base.autoneg = (adapter->ahw.board_type == 165 NETXEN_BRDTYPE_P2_SB31_10G_CX4) ? 166 (AUTONEG_DISABLE) : (adapter->link_autoneg); 167 break; 168 case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ: 169 case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ: 170 case NETXEN_BRDTYPE_P3_IMEZ: 171 case NETXEN_BRDTYPE_P3_XG_LOM: 172 case NETXEN_BRDTYPE_P3_HMEZ: 173 supported |= SUPPORTED_MII; 174 advertising |= ADVERTISED_MII; 175 cmd->base.port = PORT_MII; 176 cmd->base.autoneg = AUTONEG_DISABLE; 177 break; 178 case NETXEN_BRDTYPE_P3_10G_SFP_PLUS: 179 case NETXEN_BRDTYPE_P3_10G_SFP_CT: 180 case NETXEN_BRDTYPE_P3_10G_SFP_QT: 181 advertising |= ADVERTISED_TP; 182 supported |= SUPPORTED_TP; 183 check_sfp_module = netif_running(dev) && 184 adapter->has_link_events; 185 fallthrough; 186 case NETXEN_BRDTYPE_P2_SB31_10G: 187 case NETXEN_BRDTYPE_P3_10G_XFP: 188 supported |= SUPPORTED_FIBRE; 189 advertising |= ADVERTISED_FIBRE; 190 cmd->base.port = PORT_FIBRE; 191 cmd->base.autoneg = AUTONEG_DISABLE; 192 break; 193 case NETXEN_BRDTYPE_P3_10G_TP: 194 if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 195 cmd->base.autoneg = AUTONEG_DISABLE; 196 supported |= (SUPPORTED_FIBRE | SUPPORTED_TP); 197 advertising |= 198 (ADVERTISED_FIBRE | ADVERTISED_TP); 199 cmd->base.port = PORT_FIBRE; 200 check_sfp_module = netif_running(dev) && 201 adapter->has_link_events; 202 } else { 203 supported |= (SUPPORTED_TP | SUPPORTED_Autoneg); 204 advertising |= 205 (ADVERTISED_TP | ADVERTISED_Autoneg); 206 cmd->base.port = PORT_TP; 207 } 208 break; 209 default: 210 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n", 211 adapter->ahw.board_type); 212 return -EIO; 213 } 214 215 if (check_sfp_module) { 216 switch (adapter->module_type) { 217 case LINKEVENT_MODULE_OPTICAL_UNKNOWN: 218 case LINKEVENT_MODULE_OPTICAL_SRLR: 219 case LINKEVENT_MODULE_OPTICAL_LRM: 220 case LINKEVENT_MODULE_OPTICAL_SFP_1G: 221 cmd->base.port = PORT_FIBRE; 222 break; 223 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE: 224 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN: 225 case LINKEVENT_MODULE_TWINAX: 226 cmd->base.port = PORT_TP; 227 break; 228 default: 229 cmd->base.port = -1; 230 } 231 } 232 233 if (!netif_running(dev) || !adapter->ahw.linkup) { 234 cmd->base.duplex = DUPLEX_UNKNOWN; 235 cmd->base.speed = SPEED_UNKNOWN; 236 } 237 238 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, 239 supported); 240 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, 241 advertising); 242 243 return 0; 244 } 245 246 static int 247 netxen_nic_set_link_ksettings(struct net_device *dev, 248 const struct ethtool_link_ksettings *cmd) 249 { 250 struct netxen_adapter *adapter = netdev_priv(dev); 251 u32 speed = cmd->base.speed; 252 int ret; 253 254 if (adapter->ahw.port_type != NETXEN_NIC_GBE) 255 return -EOPNOTSUPP; 256 257 if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG)) 258 return -EOPNOTSUPP; 259 260 ret = nx_fw_cmd_set_gbe_port(adapter, speed, cmd->base.duplex, 261 cmd->base.autoneg); 262 if (ret == NX_RCODE_NOT_SUPPORTED) 263 return -EOPNOTSUPP; 264 else if (ret) 265 return -EIO; 266 267 adapter->link_speed = speed; 268 adapter->link_duplex = cmd->base.duplex; 269 adapter->link_autoneg = cmd->base.autoneg; 270 271 if (!netif_running(dev)) 272 return 0; 273 274 dev->netdev_ops->ndo_stop(dev); 275 return dev->netdev_ops->ndo_open(dev); 276 } 277 278 static int netxen_nic_get_regs_len(struct net_device *dev) 279 { 280 return NETXEN_NIC_REGS_LEN; 281 } 282 283 static void 284 netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p) 285 { 286 struct netxen_adapter *adapter = netdev_priv(dev); 287 struct netxen_recv_context *recv_ctx = &adapter->recv_ctx; 288 struct nx_host_sds_ring *sds_ring; 289 u32 *regs_buff = p; 290 int ring, i = 0; 291 int port = adapter->physical_port; 292 293 memset(p, 0, NETXEN_NIC_REGS_LEN); 294 295 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) | 296 (adapter->pdev)->device; 297 298 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) 299 return; 300 301 regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE); 302 regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE); 303 regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1); 304 regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg); 305 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT); 306 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE); 307 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER); 308 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1); 309 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2); 310 311 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c); 312 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c); 313 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c); 314 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c); 315 316 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { 317 318 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c); 319 i += 2; 320 321 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3); 322 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer)); 323 324 } else { 325 i++; 326 327 regs_buff[i++] = NXRD32(adapter, 328 NETXEN_NIU_XGE_CONFIG_0+(0x10000*port)); 329 regs_buff[i++] = NXRD32(adapter, 330 NETXEN_NIU_XGE_CONFIG_1+(0x10000*port)); 331 332 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE); 333 regs_buff[i++] = NXRDIO(adapter, 334 adapter->tx_ring->crb_cmd_consumer); 335 } 336 337 regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer); 338 339 regs_buff[i++] = NXRDIO(adapter, 340 recv_ctx->rds_rings[0].crb_rcv_producer); 341 regs_buff[i++] = NXRDIO(adapter, 342 recv_ctx->rds_rings[1].crb_rcv_producer); 343 344 regs_buff[i++] = adapter->max_sds_rings; 345 346 for (ring = 0; ring < adapter->max_sds_rings; ring++) { 347 sds_ring = &(recv_ctx->sds_rings[ring]); 348 regs_buff[i++] = NXRDIO(adapter, 349 sds_ring->crb_sts_consumer); 350 } 351 } 352 353 static u32 netxen_nic_test_link(struct net_device *dev) 354 { 355 struct netxen_adapter *adapter = netdev_priv(dev); 356 u32 val, port; 357 358 port = adapter->physical_port; 359 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { 360 val = NXRD32(adapter, CRB_XG_STATE_P3); 361 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val); 362 return (val == XG_LINK_UP_P3) ? 0 : 1; 363 } else { 364 val = NXRD32(adapter, CRB_XG_STATE); 365 val = (val >> port*8) & 0xff; 366 return (val == XG_LINK_UP) ? 0 : 1; 367 } 368 } 369 370 static int 371 netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, 372 u8 *bytes) 373 { 374 struct netxen_adapter *adapter = netdev_priv(dev); 375 int offset; 376 int ret; 377 378 if (eeprom->len == 0) 379 return -EINVAL; 380 381 eeprom->magic = (adapter->pdev)->vendor | 382 ((adapter->pdev)->device << 16); 383 offset = eeprom->offset; 384 385 ret = netxen_rom_fast_read_words(adapter, offset, bytes, 386 eeprom->len); 387 if (ret < 0) 388 return ret; 389 390 return 0; 391 } 392 393 static void 394 netxen_nic_get_ringparam(struct net_device *dev, 395 struct ethtool_ringparam *ring, 396 struct kernel_ethtool_ringparam *kernel_ring, 397 struct netlink_ext_ack *extack) 398 { 399 struct netxen_adapter *adapter = netdev_priv(dev); 400 401 ring->rx_pending = adapter->num_rxd; 402 ring->rx_jumbo_pending = adapter->num_jumbo_rxd; 403 ring->rx_jumbo_pending += adapter->num_lro_rxd; 404 ring->tx_pending = adapter->num_txd; 405 406 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 407 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G; 408 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G; 409 } else { 410 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G; 411 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G; 412 } 413 414 ring->tx_max_pending = MAX_CMD_DESCRIPTORS; 415 } 416 417 static u32 418 netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name) 419 { 420 u32 num_desc; 421 num_desc = max(val, min); 422 num_desc = min(num_desc, max); 423 num_desc = roundup_pow_of_two(num_desc); 424 425 if (val != num_desc) { 426 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n", 427 netxen_nic_driver_name, r_name, num_desc, val); 428 } 429 430 return num_desc; 431 } 432 433 static int 434 netxen_nic_set_ringparam(struct net_device *dev, 435 struct ethtool_ringparam *ring, 436 struct kernel_ethtool_ringparam *kernel_ring, 437 struct netlink_ext_ack *extack) 438 { 439 struct netxen_adapter *adapter = netdev_priv(dev); 440 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G; 441 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G; 442 u16 num_rxd, num_jumbo_rxd, num_txd; 443 444 if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) 445 return -EOPNOTSUPP; 446 447 if (ring->rx_mini_pending) 448 return -EOPNOTSUPP; 449 450 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 451 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G; 452 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G; 453 } 454 455 num_rxd = netxen_validate_ringparam(ring->rx_pending, 456 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx"); 457 458 num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending, 459 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo"); 460 461 num_txd = netxen_validate_ringparam(ring->tx_pending, 462 MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx"); 463 464 if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd && 465 num_jumbo_rxd == adapter->num_jumbo_rxd) 466 return 0; 467 468 adapter->num_rxd = num_rxd; 469 adapter->num_jumbo_rxd = num_jumbo_rxd; 470 adapter->num_txd = num_txd; 471 472 return netxen_nic_reset_context(adapter); 473 } 474 475 static void 476 netxen_nic_get_pauseparam(struct net_device *dev, 477 struct ethtool_pauseparam *pause) 478 { 479 struct netxen_adapter *adapter = netdev_priv(dev); 480 __u32 val; 481 int port = adapter->physical_port; 482 483 pause->autoneg = 0; 484 485 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 486 if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS)) 487 return; 488 /* get flow control settings */ 489 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port)); 490 pause->rx_pause = netxen_gb_get_rx_flowctl(val); 491 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL); 492 switch (port) { 493 case 0: 494 pause->tx_pause = !(netxen_gb_get_gb0_mask(val)); 495 break; 496 case 1: 497 pause->tx_pause = !(netxen_gb_get_gb1_mask(val)); 498 break; 499 case 2: 500 pause->tx_pause = !(netxen_gb_get_gb2_mask(val)); 501 break; 502 case 3: 503 default: 504 pause->tx_pause = !(netxen_gb_get_gb3_mask(val)); 505 break; 506 } 507 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 508 if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS)) 509 return; 510 pause->rx_pause = 1; 511 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL); 512 if (port == 0) 513 pause->tx_pause = !(netxen_xg_get_xg0_mask(val)); 514 else 515 pause->tx_pause = !(netxen_xg_get_xg1_mask(val)); 516 } else { 517 printk(KERN_ERR"%s: Unknown board type: %x\n", 518 netxen_nic_driver_name, adapter->ahw.port_type); 519 } 520 } 521 522 static int 523 netxen_nic_set_pauseparam(struct net_device *dev, 524 struct ethtool_pauseparam *pause) 525 { 526 struct netxen_adapter *adapter = netdev_priv(dev); 527 __u32 val; 528 int port = adapter->physical_port; 529 530 /* not supported */ 531 if (pause->autoneg) 532 return -EINVAL; 533 534 /* read mode */ 535 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 536 if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS)) 537 return -EIO; 538 /* set flow control */ 539 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port)); 540 541 if (pause->rx_pause) 542 netxen_gb_rx_flowctl(val); 543 else 544 netxen_gb_unset_rx_flowctl(val); 545 546 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port), 547 val); 548 /* set autoneg */ 549 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL); 550 switch (port) { 551 case 0: 552 if (pause->tx_pause) 553 netxen_gb_unset_gb0_mask(val); 554 else 555 netxen_gb_set_gb0_mask(val); 556 break; 557 case 1: 558 if (pause->tx_pause) 559 netxen_gb_unset_gb1_mask(val); 560 else 561 netxen_gb_set_gb1_mask(val); 562 break; 563 case 2: 564 if (pause->tx_pause) 565 netxen_gb_unset_gb2_mask(val); 566 else 567 netxen_gb_set_gb2_mask(val); 568 break; 569 case 3: 570 default: 571 if (pause->tx_pause) 572 netxen_gb_unset_gb3_mask(val); 573 else 574 netxen_gb_set_gb3_mask(val); 575 break; 576 } 577 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val); 578 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 579 if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS)) 580 return -EIO; 581 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL); 582 if (port == 0) { 583 if (pause->tx_pause) 584 netxen_xg_unset_xg0_mask(val); 585 else 586 netxen_xg_set_xg0_mask(val); 587 } else { 588 if (pause->tx_pause) 589 netxen_xg_unset_xg1_mask(val); 590 else 591 netxen_xg_set_xg1_mask(val); 592 } 593 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val); 594 } else { 595 printk(KERN_ERR "%s: Unknown board type: %x\n", 596 netxen_nic_driver_name, 597 adapter->ahw.port_type); 598 } 599 return 0; 600 } 601 602 static int netxen_nic_reg_test(struct net_device *dev) 603 { 604 struct netxen_adapter *adapter = netdev_priv(dev); 605 u32 data_read, data_written; 606 607 data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0)); 608 if ((data_read & 0xffff) != adapter->pdev->vendor) 609 return 1; 610 611 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) 612 return 0; 613 614 data_written = (u32)0xa5a5a5a5; 615 616 NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written); 617 data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST); 618 if (data_written != data_read) 619 return 1; 620 621 return 0; 622 } 623 624 static int netxen_get_sset_count(struct net_device *dev, int sset) 625 { 626 switch (sset) { 627 case ETH_SS_TEST: 628 return NETXEN_NIC_TEST_LEN; 629 case ETH_SS_STATS: 630 return NETXEN_NIC_STATS_LEN; 631 default: 632 return -EOPNOTSUPP; 633 } 634 } 635 636 static void 637 netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test, 638 u64 *data) 639 { 640 memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN); 641 if ((data[0] = netxen_nic_reg_test(dev))) 642 eth_test->flags |= ETH_TEST_FL_FAILED; 643 /* link test */ 644 if ((data[1] = (u64) netxen_nic_test_link(dev))) 645 eth_test->flags |= ETH_TEST_FL_FAILED; 646 } 647 648 static void 649 netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 *data) 650 { 651 int index; 652 653 switch (stringset) { 654 case ETH_SS_TEST: 655 memcpy(data, *netxen_nic_gstrings_test, 656 NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN); 657 break; 658 case ETH_SS_STATS: 659 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) { 660 memcpy(data + index * ETH_GSTRING_LEN, 661 netxen_nic_gstrings_stats[index].stat_string, 662 ETH_GSTRING_LEN); 663 } 664 break; 665 } 666 } 667 668 static void 669 netxen_nic_get_ethtool_stats(struct net_device *dev, 670 struct ethtool_stats *stats, u64 *data) 671 { 672 struct netxen_adapter *adapter = netdev_priv(dev); 673 int index; 674 675 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) { 676 char *p = 677 (char *)adapter + 678 netxen_nic_gstrings_stats[index].stat_offset; 679 data[index] = 680 (netxen_nic_gstrings_stats[index].sizeof_stat == 681 sizeof(u64)) ? *(u64 *) p : *(u32 *) p; 682 } 683 } 684 685 static void 686 netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 687 { 688 struct netxen_adapter *adapter = netdev_priv(dev); 689 u32 wol_cfg = 0; 690 691 wol->supported = 0; 692 wol->wolopts = 0; 693 694 if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) 695 return; 696 697 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV); 698 if (wol_cfg & (1UL << adapter->portnum)) 699 wol->supported |= WAKE_MAGIC; 700 701 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG); 702 if (wol_cfg & (1UL << adapter->portnum)) 703 wol->wolopts |= WAKE_MAGIC; 704 } 705 706 static int 707 netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 708 { 709 struct netxen_adapter *adapter = netdev_priv(dev); 710 u32 wol_cfg = 0; 711 712 if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) 713 return -EOPNOTSUPP; 714 715 if (wol->wolopts & ~WAKE_MAGIC) 716 return -EOPNOTSUPP; 717 718 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV); 719 if (!(wol_cfg & (1 << adapter->portnum))) 720 return -EOPNOTSUPP; 721 722 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG); 723 if (wol->wolopts & WAKE_MAGIC) 724 wol_cfg |= 1UL << adapter->portnum; 725 else 726 wol_cfg &= ~(1UL << adapter->portnum); 727 NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg); 728 729 return 0; 730 } 731 732 /* 733 * Set the coalescing parameters. Currently only normal is supported. 734 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the 735 * firmware coalescing to default. 736 */ 737 static int netxen_set_intr_coalesce(struct net_device *netdev, 738 struct ethtool_coalesce *ethcoal, 739 struct kernel_ethtool_coalesce *kernel_coal, 740 struct netlink_ext_ack *extack) 741 { 742 struct netxen_adapter *adapter = netdev_priv(netdev); 743 744 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id)) 745 return -EINVAL; 746 747 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) 748 return -EINVAL; 749 750 /* 751 * Return Error if unsupported values or 752 * unsupported parameters are set. 753 */ 754 if (ethcoal->rx_coalesce_usecs > 0xffff || 755 ethcoal->rx_max_coalesced_frames > 0xffff || 756 ethcoal->tx_coalesce_usecs > 0xffff || 757 ethcoal->tx_max_coalesced_frames > 0xffff) 758 return -EINVAL; 759 760 if (!ethcoal->rx_coalesce_usecs || 761 !ethcoal->rx_max_coalesced_frames) { 762 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT; 763 adapter->coal.normal.data.rx_time_us = 764 NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US; 765 adapter->coal.normal.data.rx_packets = 766 NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS; 767 } else { 768 adapter->coal.flags = 0; 769 adapter->coal.normal.data.rx_time_us = 770 ethcoal->rx_coalesce_usecs; 771 adapter->coal.normal.data.rx_packets = 772 ethcoal->rx_max_coalesced_frames; 773 } 774 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs; 775 adapter->coal.normal.data.tx_packets = 776 ethcoal->tx_max_coalesced_frames; 777 778 netxen_config_intr_coalesce(adapter); 779 780 return 0; 781 } 782 783 static int netxen_get_intr_coalesce(struct net_device *netdev, 784 struct ethtool_coalesce *ethcoal, 785 struct kernel_ethtool_coalesce *kernel_coal, 786 struct netlink_ext_ack *extack) 787 { 788 struct netxen_adapter *adapter = netdev_priv(netdev); 789 790 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id)) 791 return -EINVAL; 792 793 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) 794 return -EINVAL; 795 796 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us; 797 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us; 798 ethcoal->rx_max_coalesced_frames = 799 adapter->coal.normal.data.rx_packets; 800 ethcoal->tx_max_coalesced_frames = 801 adapter->coal.normal.data.tx_packets; 802 803 return 0; 804 } 805 806 static int 807 netxen_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump) 808 { 809 struct netxen_adapter *adapter = netdev_priv(netdev); 810 struct netxen_minidump *mdump = &adapter->mdump; 811 if (adapter->fw_mdump_rdy) 812 dump->len = mdump->md_dump_size; 813 else 814 dump->len = 0; 815 816 if (!mdump->md_enabled) 817 dump->flag = ETH_FW_DUMP_DISABLE; 818 else 819 dump->flag = mdump->md_capture_mask; 820 821 dump->version = adapter->fw_version; 822 return 0; 823 } 824 825 /* Fw dump levels */ 826 static const u32 FW_DUMP_LEVELS[] = { 0x3, 0x7, 0xf, 0x1f, 0x3f, 0x7f, 0xff }; 827 828 static int 829 netxen_set_dump(struct net_device *netdev, struct ethtool_dump *val) 830 { 831 int i; 832 struct netxen_adapter *adapter = netdev_priv(netdev); 833 struct netxen_minidump *mdump = &adapter->mdump; 834 835 switch (val->flag) { 836 case NX_FORCE_FW_DUMP_KEY: 837 if (!mdump->md_enabled) { 838 netdev_info(netdev, "FW dump not enabled\n"); 839 return 0; 840 } 841 if (adapter->fw_mdump_rdy) { 842 netdev_info(netdev, "Previous dump not cleared, not forcing dump\n"); 843 return 0; 844 } 845 netdev_info(netdev, "Forcing a fw dump\n"); 846 nx_dev_request_reset(adapter); 847 break; 848 case NX_DISABLE_FW_DUMP: 849 if (mdump->md_enabled) { 850 netdev_info(netdev, "Disabling FW Dump\n"); 851 mdump->md_enabled = 0; 852 } 853 break; 854 case NX_ENABLE_FW_DUMP: 855 if (!mdump->md_enabled) { 856 netdev_info(netdev, "Enabling FW dump\n"); 857 mdump->md_enabled = 1; 858 } 859 break; 860 case NX_FORCE_FW_RESET: 861 netdev_info(netdev, "Forcing FW reset\n"); 862 nx_dev_request_reset(adapter); 863 adapter->flags &= ~NETXEN_FW_RESET_OWNER; 864 break; 865 default: 866 for (i = 0; i < ARRAY_SIZE(FW_DUMP_LEVELS); i++) { 867 if (val->flag == FW_DUMP_LEVELS[i]) { 868 mdump->md_capture_mask = val->flag; 869 netdev_info(netdev, 870 "Driver mask changed to: 0x%x\n", 871 mdump->md_capture_mask); 872 return 0; 873 } 874 } 875 netdev_info(netdev, 876 "Invalid dump level: 0x%x\n", val->flag); 877 return -EINVAL; 878 } 879 880 return 0; 881 } 882 883 static int 884 netxen_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump, 885 void *buffer) 886 { 887 int i, copy_sz; 888 u32 *hdr_ptr, *data; 889 struct netxen_adapter *adapter = netdev_priv(netdev); 890 struct netxen_minidump *mdump = &adapter->mdump; 891 892 893 if (!adapter->fw_mdump_rdy) { 894 netdev_info(netdev, "Dump not available\n"); 895 return -EINVAL; 896 } 897 /* Copy template header first */ 898 copy_sz = mdump->md_template_size; 899 hdr_ptr = (u32 *) mdump->md_template; 900 data = buffer; 901 for (i = 0; i < copy_sz/sizeof(u32); i++) 902 *data++ = cpu_to_le32(*hdr_ptr++); 903 904 /* Copy captured dump data */ 905 memcpy(buffer + copy_sz, 906 mdump->md_capture_buff + mdump->md_template_size, 907 mdump->md_capture_size); 908 dump->len = copy_sz + mdump->md_capture_size; 909 dump->flag = mdump->md_capture_mask; 910 911 /* Free dump area once data has been captured */ 912 vfree(mdump->md_capture_buff); 913 mdump->md_capture_buff = NULL; 914 adapter->fw_mdump_rdy = 0; 915 netdev_info(netdev, "extracted the fw dump Successfully\n"); 916 return 0; 917 } 918 919 const struct ethtool_ops netxen_nic_ethtool_ops = { 920 .supported_coalesce_params = ETHTOOL_COALESCE_USECS | 921 ETHTOOL_COALESCE_MAX_FRAMES, 922 .get_drvinfo = netxen_nic_get_drvinfo, 923 .get_regs_len = netxen_nic_get_regs_len, 924 .get_regs = netxen_nic_get_regs, 925 .get_link = ethtool_op_get_link, 926 .get_eeprom_len = netxen_nic_get_eeprom_len, 927 .get_eeprom = netxen_nic_get_eeprom, 928 .get_ringparam = netxen_nic_get_ringparam, 929 .set_ringparam = netxen_nic_set_ringparam, 930 .get_pauseparam = netxen_nic_get_pauseparam, 931 .set_pauseparam = netxen_nic_set_pauseparam, 932 .get_wol = netxen_nic_get_wol, 933 .set_wol = netxen_nic_set_wol, 934 .self_test = netxen_nic_diag_test, 935 .get_strings = netxen_nic_get_strings, 936 .get_ethtool_stats = netxen_nic_get_ethtool_stats, 937 .get_sset_count = netxen_get_sset_count, 938 .get_coalesce = netxen_get_intr_coalesce, 939 .set_coalesce = netxen_set_intr_coalesce, 940 .get_dump_flag = netxen_get_dump_flag, 941 .get_dump_data = netxen_get_dump_data, 942 .set_dump = netxen_set_dump, 943 .get_link_ksettings = netxen_nic_get_link_ksettings, 944 .set_link_ksettings = netxen_nic_set_link_ksettings, 945 }; 946