1 /* 2 * Copyright (C) 2003 - 2009 NetXen, Inc. 3 * Copyright (C) 2009 - QLogic Corporation. 4 * All rights reserved. 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License 8 * as published by the Free Software Foundation; either version 2 9 * of the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, but 12 * WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, 19 * MA 02111-1307, USA. 20 * 21 * The full GNU General Public License is included in this distribution 22 * in the file called "COPYING". 23 * 24 */ 25 26 #include <linux/types.h> 27 #include <linux/delay.h> 28 #include <linux/pci.h> 29 #include <asm/io.h> 30 #include <linux/netdevice.h> 31 #include <linux/ethtool.h> 32 33 #include "netxen_nic.h" 34 #include "netxen_nic_hw.h" 35 36 struct netxen_nic_stats { 37 char stat_string[ETH_GSTRING_LEN]; 38 int sizeof_stat; 39 int stat_offset; 40 }; 41 42 #define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \ 43 offsetof(struct netxen_adapter, m) 44 45 #define NETXEN_NIC_PORT_WINDOW 0x10000 46 #define NETXEN_NIC_INVALID_DATA 0xDEADBEEF 47 48 static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = { 49 {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)}, 50 {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)}, 51 {"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)}, 52 {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)}, 53 {"csummed", NETXEN_NIC_STAT(stats.csummed)}, 54 {"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)}, 55 {"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)}, 56 {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)}, 57 {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)}, 58 }; 59 60 #define NETXEN_NIC_STATS_LEN ARRAY_SIZE(netxen_nic_gstrings_stats) 61 62 static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = { 63 "Register_Test_on_offline", 64 "Link_Test_on_offline" 65 }; 66 67 #define NETXEN_NIC_TEST_LEN ARRAY_SIZE(netxen_nic_gstrings_test) 68 69 #define NETXEN_NIC_REGS_COUNT 30 70 #define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32)) 71 #define NETXEN_MAX_EEPROM_LEN 1024 72 73 static int netxen_nic_get_eeprom_len(struct net_device *dev) 74 { 75 return NETXEN_FLASH_TOTAL_SIZE; 76 } 77 78 static void 79 netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) 80 { 81 struct netxen_adapter *adapter = netdev_priv(dev); 82 u32 fw_major = 0; 83 u32 fw_minor = 0; 84 u32 fw_build = 0; 85 86 strlcpy(drvinfo->driver, netxen_nic_driver_name, 87 sizeof(drvinfo->driver)); 88 strlcpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID, 89 sizeof(drvinfo->version)); 90 fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR); 91 fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR); 92 fw_build = NXRD32(adapter, NETXEN_FW_VERSION_SUB); 93 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 94 "%d.%d.%d", fw_major, fw_minor, fw_build); 95 96 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 97 sizeof(drvinfo->bus_info)); 98 drvinfo->regdump_len = NETXEN_NIC_REGS_LEN; 99 drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev); 100 } 101 102 static int 103 netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd) 104 { 105 struct netxen_adapter *adapter = netdev_priv(dev); 106 int check_sfp_module = 0; 107 108 /* read which mode */ 109 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 110 ecmd->supported = (SUPPORTED_10baseT_Half | 111 SUPPORTED_10baseT_Full | 112 SUPPORTED_100baseT_Half | 113 SUPPORTED_100baseT_Full | 114 SUPPORTED_1000baseT_Half | 115 SUPPORTED_1000baseT_Full); 116 117 ecmd->advertising = (ADVERTISED_100baseT_Half | 118 ADVERTISED_100baseT_Full | 119 ADVERTISED_1000baseT_Half | 120 ADVERTISED_1000baseT_Full); 121 122 ecmd->port = PORT_TP; 123 124 ethtool_cmd_speed_set(ecmd, adapter->link_speed); 125 ecmd->duplex = adapter->link_duplex; 126 ecmd->autoneg = adapter->link_autoneg; 127 128 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 129 u32 val; 130 131 val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR); 132 if (val == NETXEN_PORT_MODE_802_3_AP) { 133 ecmd->supported = SUPPORTED_1000baseT_Full; 134 ecmd->advertising = ADVERTISED_1000baseT_Full; 135 } else { 136 ecmd->supported = SUPPORTED_10000baseT_Full; 137 ecmd->advertising = ADVERTISED_10000baseT_Full; 138 } 139 140 if (netif_running(dev) && adapter->has_link_events) { 141 ethtool_cmd_speed_set(ecmd, adapter->link_speed); 142 ecmd->autoneg = adapter->link_autoneg; 143 ecmd->duplex = adapter->link_duplex; 144 goto skip; 145 } 146 147 ecmd->port = PORT_TP; 148 149 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { 150 u16 pcifn = adapter->ahw.pci_func; 151 152 val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn)); 153 ethtool_cmd_speed_set(ecmd, P3_LINK_SPEED_MHZ * 154 P3_LINK_SPEED_VAL(pcifn, val)); 155 } else 156 ethtool_cmd_speed_set(ecmd, SPEED_10000); 157 158 ecmd->duplex = DUPLEX_FULL; 159 ecmd->autoneg = AUTONEG_DISABLE; 160 } else 161 return -EIO; 162 163 skip: 164 ecmd->phy_address = adapter->physical_port; 165 ecmd->transceiver = XCVR_EXTERNAL; 166 167 switch (adapter->ahw.board_type) { 168 case NETXEN_BRDTYPE_P2_SB35_4G: 169 case NETXEN_BRDTYPE_P2_SB31_2G: 170 case NETXEN_BRDTYPE_P3_REF_QG: 171 case NETXEN_BRDTYPE_P3_4_GB: 172 case NETXEN_BRDTYPE_P3_4_GB_MM: 173 174 ecmd->supported |= SUPPORTED_Autoneg; 175 ecmd->advertising |= ADVERTISED_Autoneg; 176 case NETXEN_BRDTYPE_P2_SB31_10G_CX4: 177 case NETXEN_BRDTYPE_P3_10G_CX4: 178 case NETXEN_BRDTYPE_P3_10G_CX4_LP: 179 case NETXEN_BRDTYPE_P3_10000_BASE_T: 180 ecmd->supported |= SUPPORTED_TP; 181 ecmd->advertising |= ADVERTISED_TP; 182 ecmd->port = PORT_TP; 183 ecmd->autoneg = (adapter->ahw.board_type == 184 NETXEN_BRDTYPE_P2_SB31_10G_CX4) ? 185 (AUTONEG_DISABLE) : (adapter->link_autoneg); 186 break; 187 case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ: 188 case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ: 189 case NETXEN_BRDTYPE_P3_IMEZ: 190 case NETXEN_BRDTYPE_P3_XG_LOM: 191 case NETXEN_BRDTYPE_P3_HMEZ: 192 ecmd->supported |= SUPPORTED_MII; 193 ecmd->advertising |= ADVERTISED_MII; 194 ecmd->port = PORT_MII; 195 ecmd->autoneg = AUTONEG_DISABLE; 196 break; 197 case NETXEN_BRDTYPE_P3_10G_SFP_PLUS: 198 case NETXEN_BRDTYPE_P3_10G_SFP_CT: 199 case NETXEN_BRDTYPE_P3_10G_SFP_QT: 200 ecmd->advertising |= ADVERTISED_TP; 201 ecmd->supported |= SUPPORTED_TP; 202 check_sfp_module = netif_running(dev) && 203 adapter->has_link_events; 204 case NETXEN_BRDTYPE_P2_SB31_10G: 205 case NETXEN_BRDTYPE_P3_10G_XFP: 206 ecmd->supported |= SUPPORTED_FIBRE; 207 ecmd->advertising |= ADVERTISED_FIBRE; 208 ecmd->port = PORT_FIBRE; 209 ecmd->autoneg = AUTONEG_DISABLE; 210 break; 211 case NETXEN_BRDTYPE_P3_10G_TP: 212 if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 213 ecmd->autoneg = AUTONEG_DISABLE; 214 ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP); 215 ecmd->advertising |= 216 (ADVERTISED_FIBRE | ADVERTISED_TP); 217 ecmd->port = PORT_FIBRE; 218 check_sfp_module = netif_running(dev) && 219 adapter->has_link_events; 220 } else { 221 ecmd->supported |= (SUPPORTED_TP |SUPPORTED_Autoneg); 222 ecmd->advertising |= 223 (ADVERTISED_TP | ADVERTISED_Autoneg); 224 ecmd->port = PORT_TP; 225 } 226 break; 227 default: 228 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n", 229 adapter->ahw.board_type); 230 return -EIO; 231 } 232 233 if (check_sfp_module) { 234 switch (adapter->module_type) { 235 case LINKEVENT_MODULE_OPTICAL_UNKNOWN: 236 case LINKEVENT_MODULE_OPTICAL_SRLR: 237 case LINKEVENT_MODULE_OPTICAL_LRM: 238 case LINKEVENT_MODULE_OPTICAL_SFP_1G: 239 ecmd->port = PORT_FIBRE; 240 break; 241 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE: 242 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN: 243 case LINKEVENT_MODULE_TWINAX: 244 ecmd->port = PORT_TP; 245 break; 246 default: 247 ecmd->port = -1; 248 } 249 } 250 251 if (!netif_running(dev) || !adapter->ahw.linkup) { 252 ecmd->duplex = DUPLEX_UNKNOWN; 253 ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); 254 } 255 256 return 0; 257 } 258 259 static int 260 netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) 261 { 262 struct netxen_adapter *adapter = netdev_priv(dev); 263 u32 speed = ethtool_cmd_speed(ecmd); 264 int ret; 265 266 if (adapter->ahw.port_type != NETXEN_NIC_GBE) 267 return -EOPNOTSUPP; 268 269 if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG)) 270 return -EOPNOTSUPP; 271 272 ret = nx_fw_cmd_set_gbe_port(adapter, speed, ecmd->duplex, 273 ecmd->autoneg); 274 if (ret == NX_RCODE_NOT_SUPPORTED) 275 return -EOPNOTSUPP; 276 else if (ret) 277 return -EIO; 278 279 adapter->link_speed = speed; 280 adapter->link_duplex = ecmd->duplex; 281 adapter->link_autoneg = ecmd->autoneg; 282 283 if (!netif_running(dev)) 284 return 0; 285 286 dev->netdev_ops->ndo_stop(dev); 287 return dev->netdev_ops->ndo_open(dev); 288 } 289 290 static int netxen_nic_get_regs_len(struct net_device *dev) 291 { 292 return NETXEN_NIC_REGS_LEN; 293 } 294 295 static void 296 netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p) 297 { 298 struct netxen_adapter *adapter = netdev_priv(dev); 299 struct netxen_recv_context *recv_ctx = &adapter->recv_ctx; 300 struct nx_host_sds_ring *sds_ring; 301 u32 *regs_buff = p; 302 int ring, i = 0; 303 int port = adapter->physical_port; 304 305 memset(p, 0, NETXEN_NIC_REGS_LEN); 306 307 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) | 308 (adapter->pdev)->device; 309 310 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) 311 return; 312 313 regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE); 314 regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE); 315 regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1); 316 regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg); 317 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT); 318 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE); 319 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER); 320 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1); 321 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2); 322 323 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c); 324 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c); 325 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c); 326 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c); 327 328 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { 329 330 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c); 331 i += 2; 332 333 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3); 334 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer)); 335 336 } else { 337 i++; 338 339 regs_buff[i++] = NXRD32(adapter, 340 NETXEN_NIU_XGE_CONFIG_0+(0x10000*port)); 341 regs_buff[i++] = NXRD32(adapter, 342 NETXEN_NIU_XGE_CONFIG_1+(0x10000*port)); 343 344 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE); 345 regs_buff[i++] = NXRDIO(adapter, 346 adapter->tx_ring->crb_cmd_consumer); 347 } 348 349 regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer); 350 351 regs_buff[i++] = NXRDIO(adapter, 352 recv_ctx->rds_rings[0].crb_rcv_producer); 353 regs_buff[i++] = NXRDIO(adapter, 354 recv_ctx->rds_rings[1].crb_rcv_producer); 355 356 regs_buff[i++] = adapter->max_sds_rings; 357 358 for (ring = 0; ring < adapter->max_sds_rings; ring++) { 359 sds_ring = &(recv_ctx->sds_rings[ring]); 360 regs_buff[i++] = NXRDIO(adapter, 361 sds_ring->crb_sts_consumer); 362 } 363 } 364 365 static u32 netxen_nic_test_link(struct net_device *dev) 366 { 367 struct netxen_adapter *adapter = netdev_priv(dev); 368 u32 val, port; 369 370 port = adapter->physical_port; 371 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { 372 val = NXRD32(adapter, CRB_XG_STATE_P3); 373 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val); 374 return (val == XG_LINK_UP_P3) ? 0 : 1; 375 } else { 376 val = NXRD32(adapter, CRB_XG_STATE); 377 val = (val >> port*8) & 0xff; 378 return (val == XG_LINK_UP) ? 0 : 1; 379 } 380 } 381 382 static int 383 netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, 384 u8 * bytes) 385 { 386 struct netxen_adapter *adapter = netdev_priv(dev); 387 int offset; 388 int ret; 389 390 if (eeprom->len == 0) 391 return -EINVAL; 392 393 eeprom->magic = (adapter->pdev)->vendor | 394 ((adapter->pdev)->device << 16); 395 offset = eeprom->offset; 396 397 ret = netxen_rom_fast_read_words(adapter, offset, bytes, 398 eeprom->len); 399 if (ret < 0) 400 return ret; 401 402 return 0; 403 } 404 405 static void 406 netxen_nic_get_ringparam(struct net_device *dev, 407 struct ethtool_ringparam *ring) 408 { 409 struct netxen_adapter *adapter = netdev_priv(dev); 410 411 ring->rx_pending = adapter->num_rxd; 412 ring->rx_jumbo_pending = adapter->num_jumbo_rxd; 413 ring->rx_jumbo_pending += adapter->num_lro_rxd; 414 ring->tx_pending = adapter->num_txd; 415 416 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 417 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G; 418 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G; 419 } else { 420 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G; 421 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G; 422 } 423 424 ring->tx_max_pending = MAX_CMD_DESCRIPTORS; 425 } 426 427 static u32 428 netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name) 429 { 430 u32 num_desc; 431 num_desc = max(val, min); 432 num_desc = min(num_desc, max); 433 num_desc = roundup_pow_of_two(num_desc); 434 435 if (val != num_desc) { 436 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n", 437 netxen_nic_driver_name, r_name, num_desc, val); 438 } 439 440 return num_desc; 441 } 442 443 static int 444 netxen_nic_set_ringparam(struct net_device *dev, 445 struct ethtool_ringparam *ring) 446 { 447 struct netxen_adapter *adapter = netdev_priv(dev); 448 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G; 449 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G; 450 u16 num_rxd, num_jumbo_rxd, num_txd; 451 452 if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) 453 return -EOPNOTSUPP; 454 455 if (ring->rx_mini_pending) 456 return -EOPNOTSUPP; 457 458 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 459 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G; 460 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G; 461 } 462 463 num_rxd = netxen_validate_ringparam(ring->rx_pending, 464 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx"); 465 466 num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending, 467 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo"); 468 469 num_txd = netxen_validate_ringparam(ring->tx_pending, 470 MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx"); 471 472 if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd && 473 num_jumbo_rxd == adapter->num_jumbo_rxd) 474 return 0; 475 476 adapter->num_rxd = num_rxd; 477 adapter->num_jumbo_rxd = num_jumbo_rxd; 478 adapter->num_txd = num_txd; 479 480 return netxen_nic_reset_context(adapter); 481 } 482 483 static void 484 netxen_nic_get_pauseparam(struct net_device *dev, 485 struct ethtool_pauseparam *pause) 486 { 487 struct netxen_adapter *adapter = netdev_priv(dev); 488 __u32 val; 489 int port = adapter->physical_port; 490 491 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 492 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS)) 493 return; 494 /* get flow control settings */ 495 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port)); 496 pause->rx_pause = netxen_gb_get_rx_flowctl(val); 497 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL); 498 switch (port) { 499 case 0: 500 pause->tx_pause = !(netxen_gb_get_gb0_mask(val)); 501 break; 502 case 1: 503 pause->tx_pause = !(netxen_gb_get_gb1_mask(val)); 504 break; 505 case 2: 506 pause->tx_pause = !(netxen_gb_get_gb2_mask(val)); 507 break; 508 case 3: 509 default: 510 pause->tx_pause = !(netxen_gb_get_gb3_mask(val)); 511 break; 512 } 513 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 514 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS)) 515 return; 516 pause->rx_pause = 1; 517 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL); 518 if (port == 0) 519 pause->tx_pause = !(netxen_xg_get_xg0_mask(val)); 520 else 521 pause->tx_pause = !(netxen_xg_get_xg1_mask(val)); 522 } else { 523 printk(KERN_ERR"%s: Unknown board type: %x\n", 524 netxen_nic_driver_name, adapter->ahw.port_type); 525 } 526 } 527 528 static int 529 netxen_nic_set_pauseparam(struct net_device *dev, 530 struct ethtool_pauseparam *pause) 531 { 532 struct netxen_adapter *adapter = netdev_priv(dev); 533 __u32 val; 534 int port = adapter->physical_port; 535 /* read mode */ 536 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 537 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS)) 538 return -EIO; 539 /* set flow control */ 540 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port)); 541 542 if (pause->rx_pause) 543 netxen_gb_rx_flowctl(val); 544 else 545 netxen_gb_unset_rx_flowctl(val); 546 547 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port), 548 val); 549 /* set autoneg */ 550 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL); 551 switch (port) { 552 case 0: 553 if (pause->tx_pause) 554 netxen_gb_unset_gb0_mask(val); 555 else 556 netxen_gb_set_gb0_mask(val); 557 break; 558 case 1: 559 if (pause->tx_pause) 560 netxen_gb_unset_gb1_mask(val); 561 else 562 netxen_gb_set_gb1_mask(val); 563 break; 564 case 2: 565 if (pause->tx_pause) 566 netxen_gb_unset_gb2_mask(val); 567 else 568 netxen_gb_set_gb2_mask(val); 569 break; 570 case 3: 571 default: 572 if (pause->tx_pause) 573 netxen_gb_unset_gb3_mask(val); 574 else 575 netxen_gb_set_gb3_mask(val); 576 break; 577 } 578 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val); 579 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 580 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS)) 581 return -EIO; 582 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL); 583 if (port == 0) { 584 if (pause->tx_pause) 585 netxen_xg_unset_xg0_mask(val); 586 else 587 netxen_xg_set_xg0_mask(val); 588 } else { 589 if (pause->tx_pause) 590 netxen_xg_unset_xg1_mask(val); 591 else 592 netxen_xg_set_xg1_mask(val); 593 } 594 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val); 595 } else { 596 printk(KERN_ERR "%s: Unknown board type: %x\n", 597 netxen_nic_driver_name, 598 adapter->ahw.port_type); 599 } 600 return 0; 601 } 602 603 static int netxen_nic_reg_test(struct net_device *dev) 604 { 605 struct netxen_adapter *adapter = netdev_priv(dev); 606 u32 data_read, data_written; 607 608 data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0)); 609 if ((data_read & 0xffff) != adapter->pdev->vendor) 610 return 1; 611 612 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) 613 return 0; 614 615 data_written = (u32)0xa5a5a5a5; 616 617 NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written); 618 data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST); 619 if (data_written != data_read) 620 return 1; 621 622 return 0; 623 } 624 625 static int netxen_get_sset_count(struct net_device *dev, int sset) 626 { 627 switch (sset) { 628 case ETH_SS_TEST: 629 return NETXEN_NIC_TEST_LEN; 630 case ETH_SS_STATS: 631 return NETXEN_NIC_STATS_LEN; 632 default: 633 return -EOPNOTSUPP; 634 } 635 } 636 637 static void 638 netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test, 639 u64 * data) 640 { 641 memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN); 642 if ((data[0] = netxen_nic_reg_test(dev))) 643 eth_test->flags |= ETH_TEST_FL_FAILED; 644 /* link test */ 645 if ((data[1] = (u64) netxen_nic_test_link(dev))) 646 eth_test->flags |= ETH_TEST_FL_FAILED; 647 } 648 649 static void 650 netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 * data) 651 { 652 int index; 653 654 switch (stringset) { 655 case ETH_SS_TEST: 656 memcpy(data, *netxen_nic_gstrings_test, 657 NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN); 658 break; 659 case ETH_SS_STATS: 660 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) { 661 memcpy(data + index * ETH_GSTRING_LEN, 662 netxen_nic_gstrings_stats[index].stat_string, 663 ETH_GSTRING_LEN); 664 } 665 break; 666 } 667 } 668 669 static void 670 netxen_nic_get_ethtool_stats(struct net_device *dev, 671 struct ethtool_stats *stats, u64 * data) 672 { 673 struct netxen_adapter *adapter = netdev_priv(dev); 674 int index; 675 676 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) { 677 char *p = 678 (char *)adapter + 679 netxen_nic_gstrings_stats[index].stat_offset; 680 data[index] = 681 (netxen_nic_gstrings_stats[index].sizeof_stat == 682 sizeof(u64)) ? *(u64 *) p : *(u32 *) p; 683 } 684 } 685 686 static void 687 netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 688 { 689 struct netxen_adapter *adapter = netdev_priv(dev); 690 u32 wol_cfg = 0; 691 692 wol->supported = 0; 693 wol->wolopts = 0; 694 695 if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) 696 return; 697 698 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV); 699 if (wol_cfg & (1UL << adapter->portnum)) 700 wol->supported |= WAKE_MAGIC; 701 702 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG); 703 if (wol_cfg & (1UL << adapter->portnum)) 704 wol->wolopts |= WAKE_MAGIC; 705 } 706 707 static int 708 netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 709 { 710 struct netxen_adapter *adapter = netdev_priv(dev); 711 u32 wol_cfg = 0; 712 713 if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) 714 return -EOPNOTSUPP; 715 716 if (wol->wolopts & ~WAKE_MAGIC) 717 return -EOPNOTSUPP; 718 719 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV); 720 if (!(wol_cfg & (1 << adapter->portnum))) 721 return -EOPNOTSUPP; 722 723 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG); 724 if (wol->wolopts & WAKE_MAGIC) 725 wol_cfg |= 1UL << adapter->portnum; 726 else 727 wol_cfg &= ~(1UL << adapter->portnum); 728 NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg); 729 730 return 0; 731 } 732 733 /* 734 * Set the coalescing parameters. Currently only normal is supported. 735 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the 736 * firmware coalescing to default. 737 */ 738 static int netxen_set_intr_coalesce(struct net_device *netdev, 739 struct ethtool_coalesce *ethcoal) 740 { 741 struct netxen_adapter *adapter = netdev_priv(netdev); 742 743 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id)) 744 return -EINVAL; 745 746 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) 747 return -EINVAL; 748 749 /* 750 * Return Error if unsupported values or 751 * unsupported parameters are set. 752 */ 753 if (ethcoal->rx_coalesce_usecs > 0xffff || 754 ethcoal->rx_max_coalesced_frames > 0xffff || 755 ethcoal->tx_coalesce_usecs > 0xffff || 756 ethcoal->tx_max_coalesced_frames > 0xffff || 757 ethcoal->rx_coalesce_usecs_irq || 758 ethcoal->rx_max_coalesced_frames_irq || 759 ethcoal->tx_coalesce_usecs_irq || 760 ethcoal->tx_max_coalesced_frames_irq || 761 ethcoal->stats_block_coalesce_usecs || 762 ethcoal->use_adaptive_rx_coalesce || 763 ethcoal->use_adaptive_tx_coalesce || 764 ethcoal->pkt_rate_low || 765 ethcoal->rx_coalesce_usecs_low || 766 ethcoal->rx_max_coalesced_frames_low || 767 ethcoal->tx_coalesce_usecs_low || 768 ethcoal->tx_max_coalesced_frames_low || 769 ethcoal->pkt_rate_high || 770 ethcoal->rx_coalesce_usecs_high || 771 ethcoal->rx_max_coalesced_frames_high || 772 ethcoal->tx_coalesce_usecs_high || 773 ethcoal->tx_max_coalesced_frames_high) 774 return -EINVAL; 775 776 if (!ethcoal->rx_coalesce_usecs || 777 !ethcoal->rx_max_coalesced_frames) { 778 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT; 779 adapter->coal.normal.data.rx_time_us = 780 NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US; 781 adapter->coal.normal.data.rx_packets = 782 NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS; 783 } else { 784 adapter->coal.flags = 0; 785 adapter->coal.normal.data.rx_time_us = 786 ethcoal->rx_coalesce_usecs; 787 adapter->coal.normal.data.rx_packets = 788 ethcoal->rx_max_coalesced_frames; 789 } 790 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs; 791 adapter->coal.normal.data.tx_packets = 792 ethcoal->tx_max_coalesced_frames; 793 794 netxen_config_intr_coalesce(adapter); 795 796 return 0; 797 } 798 799 static int netxen_get_intr_coalesce(struct net_device *netdev, 800 struct ethtool_coalesce *ethcoal) 801 { 802 struct netxen_adapter *adapter = netdev_priv(netdev); 803 804 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id)) 805 return -EINVAL; 806 807 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) 808 return -EINVAL; 809 810 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us; 811 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us; 812 ethcoal->rx_max_coalesced_frames = 813 adapter->coal.normal.data.rx_packets; 814 ethcoal->tx_max_coalesced_frames = 815 adapter->coal.normal.data.tx_packets; 816 817 return 0; 818 } 819 820 static int 821 netxen_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump) 822 { 823 struct netxen_adapter *adapter = netdev_priv(netdev); 824 struct netxen_minidump *mdump = &adapter->mdump; 825 if (adapter->fw_mdump_rdy) 826 dump->len = mdump->md_dump_size; 827 else 828 dump->len = 0; 829 dump->flag = mdump->md_capture_mask; 830 dump->version = adapter->fw_version; 831 return 0; 832 } 833 834 static int 835 netxen_set_dump(struct net_device *netdev, struct ethtool_dump *val) 836 { 837 int ret = 0; 838 struct netxen_adapter *adapter = netdev_priv(netdev); 839 struct netxen_minidump *mdump = &adapter->mdump; 840 841 switch (val->flag) { 842 case NX_FORCE_FW_DUMP_KEY: 843 if (!mdump->md_enabled) 844 mdump->md_enabled = 1; 845 if (adapter->fw_mdump_rdy) { 846 netdev_info(netdev, "Previous dump not cleared, not forcing dump\n"); 847 return ret; 848 } 849 netdev_info(netdev, "Forcing a fw dump\n"); 850 nx_dev_request_reset(adapter); 851 break; 852 case NX_DISABLE_FW_DUMP: 853 if (mdump->md_enabled) { 854 netdev_info(netdev, "Disabling FW Dump\n"); 855 mdump->md_enabled = 0; 856 } 857 break; 858 case NX_ENABLE_FW_DUMP: 859 if (!mdump->md_enabled) { 860 netdev_info(netdev, "Enabling FW dump\n"); 861 mdump->md_enabled = 1; 862 } 863 break; 864 case NX_FORCE_FW_RESET: 865 netdev_info(netdev, "Forcing FW reset\n"); 866 nx_dev_request_reset(adapter); 867 adapter->flags &= ~NETXEN_FW_RESET_OWNER; 868 break; 869 default: 870 if (val->flag <= NX_DUMP_MASK_MAX && 871 val->flag >= NX_DUMP_MASK_MIN) { 872 mdump->md_capture_mask = val->flag & 0xff; 873 netdev_info(netdev, "Driver mask changed to: 0x%x\n", 874 mdump->md_capture_mask); 875 break; 876 } 877 netdev_info(netdev, 878 "Invalid dump level: 0x%x\n", val->flag); 879 return -EINVAL; 880 } 881 882 return ret; 883 } 884 885 static int 886 netxen_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump, 887 void *buffer) 888 { 889 int i, copy_sz; 890 u32 *hdr_ptr, *data; 891 struct netxen_adapter *adapter = netdev_priv(netdev); 892 struct netxen_minidump *mdump = &adapter->mdump; 893 894 895 if (!adapter->fw_mdump_rdy) { 896 netdev_info(netdev, "Dump not available\n"); 897 return -EINVAL; 898 } 899 /* Copy template header first */ 900 copy_sz = mdump->md_template_size; 901 hdr_ptr = (u32 *) mdump->md_template; 902 data = buffer; 903 for (i = 0; i < copy_sz/sizeof(u32); i++) 904 *data++ = cpu_to_le32(*hdr_ptr++); 905 906 /* Copy captured dump data */ 907 memcpy(buffer + copy_sz, 908 mdump->md_capture_buff + mdump->md_template_size, 909 mdump->md_capture_size); 910 dump->len = copy_sz + mdump->md_capture_size; 911 dump->flag = mdump->md_capture_mask; 912 913 /* Free dump area once data has been captured */ 914 vfree(mdump->md_capture_buff); 915 mdump->md_capture_buff = NULL; 916 adapter->fw_mdump_rdy = 0; 917 netdev_info(netdev, "extracted the fw dump Successfully\n"); 918 return 0; 919 } 920 921 const struct ethtool_ops netxen_nic_ethtool_ops = { 922 .get_settings = netxen_nic_get_settings, 923 .set_settings = netxen_nic_set_settings, 924 .get_drvinfo = netxen_nic_get_drvinfo, 925 .get_regs_len = netxen_nic_get_regs_len, 926 .get_regs = netxen_nic_get_regs, 927 .get_link = ethtool_op_get_link, 928 .get_eeprom_len = netxen_nic_get_eeprom_len, 929 .get_eeprom = netxen_nic_get_eeprom, 930 .get_ringparam = netxen_nic_get_ringparam, 931 .set_ringparam = netxen_nic_set_ringparam, 932 .get_pauseparam = netxen_nic_get_pauseparam, 933 .set_pauseparam = netxen_nic_set_pauseparam, 934 .get_wol = netxen_nic_get_wol, 935 .set_wol = netxen_nic_set_wol, 936 .self_test = netxen_nic_diag_test, 937 .get_strings = netxen_nic_get_strings, 938 .get_ethtool_stats = netxen_nic_get_ethtool_stats, 939 .get_sset_count = netxen_get_sset_count, 940 .get_coalesce = netxen_get_intr_coalesce, 941 .set_coalesce = netxen_set_intr_coalesce, 942 .get_dump_flag = netxen_get_dump_flag, 943 .get_dump_data = netxen_get_dump_data, 944 .set_dump = netxen_set_dump, 945 }; 946