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, see <http://www.gnu.org/licenses/>. 18 * 19 * The full GNU General Public License is included in this distribution 20 * in the file called "COPYING". 21 * 22 */ 23 24#include <linux/types.h> 25#include <linux/delay.h> 26#include <linux/pci.h> 27#include <asm/io.h> 28#include <linux/netdevice.h> 29#include <linux/ethtool.h> 30 31#include "netxen_nic.h" 32#include "netxen_nic_hw.h" 33 34struct netxen_nic_stats { 35 char stat_string[ETH_GSTRING_LEN]; 36 int sizeof_stat; 37 int stat_offset; 38}; 39 40#define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \ 41 offsetof(struct netxen_adapter, m) 42 43#define NETXEN_NIC_PORT_WINDOW 0x10000 44#define NETXEN_NIC_INVALID_DATA 0xDEADBEEF 45 46static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = { 47 {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)}, 48 {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)}, 49 {"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)}, 50 {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)}, 51 {"csummed", NETXEN_NIC_STAT(stats.csummed)}, 52 {"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)}, 53 {"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)}, 54 {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)}, 55 {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)}, 56}; 57 58#define NETXEN_NIC_STATS_LEN ARRAY_SIZE(netxen_nic_gstrings_stats) 59 60static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = { 61 "Register_Test_on_offline", 62 "Link_Test_on_offline" 63}; 64 65#define NETXEN_NIC_TEST_LEN ARRAY_SIZE(netxen_nic_gstrings_test) 66 67#define NETXEN_NIC_REGS_COUNT 30 68#define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32)) 69#define NETXEN_MAX_EEPROM_LEN 1024 70 71static int netxen_nic_get_eeprom_len(struct net_device *dev) 72{ 73 return NETXEN_FLASH_TOTAL_SIZE; 74} 75 76static void 77netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) 78{ 79 struct netxen_adapter *adapter = netdev_priv(dev); 80 u32 fw_major = 0; 81 u32 fw_minor = 0; 82 u32 fw_build = 0; 83 84 strlcpy(drvinfo->driver, netxen_nic_driver_name, 85 sizeof(drvinfo->driver)); 86 strlcpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID, 87 sizeof(drvinfo->version)); 88 fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR); 89 fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR); 90 fw_build = NXRD32(adapter, NETXEN_FW_VERSION_SUB); 91 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 92 "%d.%d.%d", fw_major, fw_minor, fw_build); 93 94 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 95 sizeof(drvinfo->bus_info)); 96 drvinfo->regdump_len = NETXEN_NIC_REGS_LEN; 97 drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev); 98} 99 100static int 101netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd) 102{ 103 struct netxen_adapter *adapter = netdev_priv(dev); 104 int check_sfp_module = 0; 105 106 /* read which mode */ 107 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 108 ecmd->supported = (SUPPORTED_10baseT_Half | 109 SUPPORTED_10baseT_Full | 110 SUPPORTED_100baseT_Half | 111 SUPPORTED_100baseT_Full | 112 SUPPORTED_1000baseT_Half | 113 SUPPORTED_1000baseT_Full); 114 115 ecmd->advertising = (ADVERTISED_100baseT_Half | 116 ADVERTISED_100baseT_Full | 117 ADVERTISED_1000baseT_Half | 118 ADVERTISED_1000baseT_Full); 119 120 ecmd->port = PORT_TP; 121 122 ethtool_cmd_speed_set(ecmd, adapter->link_speed); 123 ecmd->duplex = adapter->link_duplex; 124 ecmd->autoneg = adapter->link_autoneg; 125 126 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 127 u32 val; 128 129 val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR); 130 if (val == NETXEN_PORT_MODE_802_3_AP) { 131 ecmd->supported = SUPPORTED_1000baseT_Full; 132 ecmd->advertising = ADVERTISED_1000baseT_Full; 133 } else { 134 ecmd->supported = SUPPORTED_10000baseT_Full; 135 ecmd->advertising = ADVERTISED_10000baseT_Full; 136 } 137 138 if (netif_running(dev) && adapter->has_link_events) { 139 ethtool_cmd_speed_set(ecmd, adapter->link_speed); 140 ecmd->autoneg = adapter->link_autoneg; 141 ecmd->duplex = adapter->link_duplex; 142 goto skip; 143 } 144 145 ecmd->port = PORT_TP; 146 147 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { 148 u16 pcifn = adapter->ahw.pci_func; 149 150 val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn)); 151 ethtool_cmd_speed_set(ecmd, P3_LINK_SPEED_MHZ * 152 P3_LINK_SPEED_VAL(pcifn, val)); 153 } else 154 ethtool_cmd_speed_set(ecmd, SPEED_10000); 155 156 ecmd->duplex = DUPLEX_FULL; 157 ecmd->autoneg = AUTONEG_DISABLE; 158 } else 159 return -EIO; 160 161skip: 162 ecmd->phy_address = adapter->physical_port; 163 ecmd->transceiver = XCVR_EXTERNAL; 164 165 switch (adapter->ahw.board_type) { 166 case NETXEN_BRDTYPE_P2_SB35_4G: 167 case NETXEN_BRDTYPE_P2_SB31_2G: 168 case NETXEN_BRDTYPE_P3_REF_QG: 169 case NETXEN_BRDTYPE_P3_4_GB: 170 case NETXEN_BRDTYPE_P3_4_GB_MM: 171 172 ecmd->supported |= SUPPORTED_Autoneg; 173 ecmd->advertising |= ADVERTISED_Autoneg; 174 case NETXEN_BRDTYPE_P2_SB31_10G_CX4: 175 case NETXEN_BRDTYPE_P3_10G_CX4: 176 case NETXEN_BRDTYPE_P3_10G_CX4_LP: 177 case NETXEN_BRDTYPE_P3_10000_BASE_T: 178 ecmd->supported |= SUPPORTED_TP; 179 ecmd->advertising |= ADVERTISED_TP; 180 ecmd->port = PORT_TP; 181 ecmd->autoneg = (adapter->ahw.board_type == 182 NETXEN_BRDTYPE_P2_SB31_10G_CX4) ? 183 (AUTONEG_DISABLE) : (adapter->link_autoneg); 184 break; 185 case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ: 186 case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ: 187 case NETXEN_BRDTYPE_P3_IMEZ: 188 case NETXEN_BRDTYPE_P3_XG_LOM: 189 case NETXEN_BRDTYPE_P3_HMEZ: 190 ecmd->supported |= SUPPORTED_MII; 191 ecmd->advertising |= ADVERTISED_MII; 192 ecmd->port = PORT_MII; 193 ecmd->autoneg = AUTONEG_DISABLE; 194 break; 195 case NETXEN_BRDTYPE_P3_10G_SFP_PLUS: 196 case NETXEN_BRDTYPE_P3_10G_SFP_CT: 197 case NETXEN_BRDTYPE_P3_10G_SFP_QT: 198 ecmd->advertising |= ADVERTISED_TP; 199 ecmd->supported |= SUPPORTED_TP; 200 check_sfp_module = netif_running(dev) && 201 adapter->has_link_events; 202 case NETXEN_BRDTYPE_P2_SB31_10G: 203 case NETXEN_BRDTYPE_P3_10G_XFP: 204 ecmd->supported |= SUPPORTED_FIBRE; 205 ecmd->advertising |= ADVERTISED_FIBRE; 206 ecmd->port = PORT_FIBRE; 207 ecmd->autoneg = AUTONEG_DISABLE; 208 break; 209 case NETXEN_BRDTYPE_P3_10G_TP: 210 if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 211 ecmd->autoneg = AUTONEG_DISABLE; 212 ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP); 213 ecmd->advertising |= 214 (ADVERTISED_FIBRE | ADVERTISED_TP); 215 ecmd->port = PORT_FIBRE; 216 check_sfp_module = netif_running(dev) && 217 adapter->has_link_events; 218 } else { 219 ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg); 220 ecmd->advertising |= 221 (ADVERTISED_TP | ADVERTISED_Autoneg); 222 ecmd->port = PORT_TP; 223 } 224 break; 225 default: 226 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n", 227 adapter->ahw.board_type); 228 return -EIO; 229 } 230 231 if (check_sfp_module) { 232 switch (adapter->module_type) { 233 case LINKEVENT_MODULE_OPTICAL_UNKNOWN: 234 case LINKEVENT_MODULE_OPTICAL_SRLR: 235 case LINKEVENT_MODULE_OPTICAL_LRM: 236 case LINKEVENT_MODULE_OPTICAL_SFP_1G: 237 ecmd->port = PORT_FIBRE; 238 break; 239 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE: 240 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN: 241 case LINKEVENT_MODULE_TWINAX: 242 ecmd->port = PORT_TP; 243 break; 244 default: 245 ecmd->port = -1; 246 } 247 } 248 249 if (!netif_running(dev) || !adapter->ahw.linkup) { 250 ecmd->duplex = DUPLEX_UNKNOWN; 251 ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); 252 } 253 254 return 0; 255} 256 257static int 258netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) 259{ 260 struct netxen_adapter *adapter = netdev_priv(dev); 261 u32 speed = ethtool_cmd_speed(ecmd); 262 int ret; 263 264 if (adapter->ahw.port_type != NETXEN_NIC_GBE) 265 return -EOPNOTSUPP; 266 267 if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG)) 268 return -EOPNOTSUPP; 269 270 ret = nx_fw_cmd_set_gbe_port(adapter, speed, ecmd->duplex, 271 ecmd->autoneg); 272 if (ret == NX_RCODE_NOT_SUPPORTED) 273 return -EOPNOTSUPP; 274 else if (ret) 275 return -EIO; 276 277 adapter->link_speed = speed; 278 adapter->link_duplex = ecmd->duplex; 279 adapter->link_autoneg = ecmd->autoneg; 280 281 if (!netif_running(dev)) 282 return 0; 283 284 dev->netdev_ops->ndo_stop(dev); 285 return dev->netdev_ops->ndo_open(dev); 286} 287 288static int netxen_nic_get_regs_len(struct net_device *dev) 289{ 290 return NETXEN_NIC_REGS_LEN; 291} 292 293static void 294netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p) 295{ 296 struct netxen_adapter *adapter = netdev_priv(dev); 297 struct netxen_recv_context *recv_ctx = &adapter->recv_ctx; 298 struct nx_host_sds_ring *sds_ring; 299 u32 *regs_buff = p; 300 int ring, i = 0; 301 int port = adapter->physical_port; 302 303 memset(p, 0, NETXEN_NIC_REGS_LEN); 304 305 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) | 306 (adapter->pdev)->device; 307 308 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) 309 return; 310 311 regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE); 312 regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE); 313 regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1); 314 regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg); 315 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT); 316 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE); 317 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER); 318 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1); 319 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2); 320 321 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c); 322 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c); 323 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c); 324 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c); 325 326 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { 327 328 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c); 329 i += 2; 330 331 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3); 332 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer)); 333 334 } else { 335 i++; 336 337 regs_buff[i++] = NXRD32(adapter, 338 NETXEN_NIU_XGE_CONFIG_0+(0x10000*port)); 339 regs_buff[i++] = NXRD32(adapter, 340 NETXEN_NIU_XGE_CONFIG_1+(0x10000*port)); 341 342 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE); 343 regs_buff[i++] = NXRDIO(adapter, 344 adapter->tx_ring->crb_cmd_consumer); 345 } 346 347 regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer); 348 349 regs_buff[i++] = NXRDIO(adapter, 350 recv_ctx->rds_rings[0].crb_rcv_producer); 351 regs_buff[i++] = NXRDIO(adapter, 352 recv_ctx->rds_rings[1].crb_rcv_producer); 353 354 regs_buff[i++] = adapter->max_sds_rings; 355 356 for (ring = 0; ring < adapter->max_sds_rings; ring++) { 357 sds_ring = &(recv_ctx->sds_rings[ring]); 358 regs_buff[i++] = NXRDIO(adapter, 359 sds_ring->crb_sts_consumer); 360 } 361} 362 363static u32 netxen_nic_test_link(struct net_device *dev) 364{ 365 struct netxen_adapter *adapter = netdev_priv(dev); 366 u32 val, port; 367 368 port = adapter->physical_port; 369 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { 370 val = NXRD32(adapter, CRB_XG_STATE_P3); 371 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val); 372 return (val == XG_LINK_UP_P3) ? 0 : 1; 373 } else { 374 val = NXRD32(adapter, CRB_XG_STATE); 375 val = (val >> port*8) & 0xff; 376 return (val == XG_LINK_UP) ? 0 : 1; 377 } 378} 379 380static int 381netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, 382 u8 *bytes) 383{ 384 struct netxen_adapter *adapter = netdev_priv(dev); 385 int offset; 386 int ret; 387 388 if (eeprom->len == 0) 389 return -EINVAL; 390 391 eeprom->magic = (adapter->pdev)->vendor | 392 ((adapter->pdev)->device << 16); 393 offset = eeprom->offset; 394 395 ret = netxen_rom_fast_read_words(adapter, offset, bytes, 396 eeprom->len); 397 if (ret < 0) 398 return ret; 399 400 return 0; 401} 402 403static void 404netxen_nic_get_ringparam(struct net_device *dev, 405 struct ethtool_ringparam *ring) 406{ 407 struct netxen_adapter *adapter = netdev_priv(dev); 408 409 ring->rx_pending = adapter->num_rxd; 410 ring->rx_jumbo_pending = adapter->num_jumbo_rxd; 411 ring->rx_jumbo_pending += adapter->num_lro_rxd; 412 ring->tx_pending = adapter->num_txd; 413 414 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 415 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G; 416 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G; 417 } else { 418 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G; 419 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G; 420 } 421 422 ring->tx_max_pending = MAX_CMD_DESCRIPTORS; 423} 424 425static u32 426netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name) 427{ 428 u32 num_desc; 429 num_desc = max(val, min); 430 num_desc = min(num_desc, max); 431 num_desc = roundup_pow_of_two(num_desc); 432 433 if (val != num_desc) { 434 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n", 435 netxen_nic_driver_name, r_name, num_desc, val); 436 } 437 438 return num_desc; 439} 440 441static int 442netxen_nic_set_ringparam(struct net_device *dev, 443 struct ethtool_ringparam *ring) 444{ 445 struct netxen_adapter *adapter = netdev_priv(dev); 446 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G; 447 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G; 448 u16 num_rxd, num_jumbo_rxd, num_txd; 449 450 if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) 451 return -EOPNOTSUPP; 452 453 if (ring->rx_mini_pending) 454 return -EOPNOTSUPP; 455 456 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 457 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G; 458 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G; 459 } 460 461 num_rxd = netxen_validate_ringparam(ring->rx_pending, 462 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx"); 463 464 num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending, 465 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo"); 466 467 num_txd = netxen_validate_ringparam(ring->tx_pending, 468 MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx"); 469 470 if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd && 471 num_jumbo_rxd == adapter->num_jumbo_rxd) 472 return 0; 473 474 adapter->num_rxd = num_rxd; 475 adapter->num_jumbo_rxd = num_jumbo_rxd; 476 adapter->num_txd = num_txd; 477 478 return netxen_nic_reset_context(adapter); 479} 480 481static void 482netxen_nic_get_pauseparam(struct net_device *dev, 483 struct ethtool_pauseparam *pause) 484{ 485 struct netxen_adapter *adapter = netdev_priv(dev); 486 __u32 val; 487 int port = adapter->physical_port; 488 489 pause->autoneg = 0; 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 528static int 529netxen_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; 535 536 /* not supported */ 537 if (pause->autoneg) 538 return -EINVAL; 539 540 /* read mode */ 541 if (adapter->ahw.port_type == NETXEN_NIC_GBE) { 542 if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS)) 543 return -EIO; 544 /* set flow control */ 545 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port)); 546 547 if (pause->rx_pause) 548 netxen_gb_rx_flowctl(val); 549 else 550 netxen_gb_unset_rx_flowctl(val); 551 552 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port), 553 val); 554 /* set autoneg */ 555 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL); 556 switch (port) { 557 case 0: 558 if (pause->tx_pause) 559 netxen_gb_unset_gb0_mask(val); 560 else 561 netxen_gb_set_gb0_mask(val); 562 break; 563 case 1: 564 if (pause->tx_pause) 565 netxen_gb_unset_gb1_mask(val); 566 else 567 netxen_gb_set_gb1_mask(val); 568 break; 569 case 2: 570 if (pause->tx_pause) 571 netxen_gb_unset_gb2_mask(val); 572 else 573 netxen_gb_set_gb2_mask(val); 574 break; 575 case 3: 576 default: 577 if (pause->tx_pause) 578 netxen_gb_unset_gb3_mask(val); 579 else 580 netxen_gb_set_gb3_mask(val); 581 break; 582 } 583 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val); 584 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) { 585 if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS)) 586 return -EIO; 587 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL); 588 if (port == 0) { 589 if (pause->tx_pause) 590 netxen_xg_unset_xg0_mask(val); 591 else 592 netxen_xg_set_xg0_mask(val); 593 } else { 594 if (pause->tx_pause) 595 netxen_xg_unset_xg1_mask(val); 596 else 597 netxen_xg_set_xg1_mask(val); 598 } 599 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val); 600 } else { 601 printk(KERN_ERR "%s: Unknown board type: %x\n", 602 netxen_nic_driver_name, 603 adapter->ahw.port_type); 604 } 605 return 0; 606} 607 608static int netxen_nic_reg_test(struct net_device *dev) 609{ 610 struct netxen_adapter *adapter = netdev_priv(dev); 611 u32 data_read, data_written; 612 613 data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0)); 614 if ((data_read & 0xffff) != adapter->pdev->vendor) 615 return 1; 616 617 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) 618 return 0; 619 620 data_written = (u32)0xa5a5a5a5; 621 622 NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written); 623 data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST); 624 if (data_written != data_read) 625 return 1; 626 627 return 0; 628} 629 630static int netxen_get_sset_count(struct net_device *dev, int sset) 631{ 632 switch (sset) { 633 case ETH_SS_TEST: 634 return NETXEN_NIC_TEST_LEN; 635 case ETH_SS_STATS: 636 return NETXEN_NIC_STATS_LEN; 637 default: 638 return -EOPNOTSUPP; 639 } 640} 641 642static void 643netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test, 644 u64 *data) 645{ 646 memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN); 647 if ((data[0] = netxen_nic_reg_test(dev))) 648 eth_test->flags |= ETH_TEST_FL_FAILED; 649 /* link test */ 650 if ((data[1] = (u64) netxen_nic_test_link(dev))) 651 eth_test->flags |= ETH_TEST_FL_FAILED; 652} 653 654static void 655netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 *data) 656{ 657 int index; 658 659 switch (stringset) { 660 case ETH_SS_TEST: 661 memcpy(data, *netxen_nic_gstrings_test, 662 NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN); 663 break; 664 case ETH_SS_STATS: 665 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) { 666 memcpy(data + index * ETH_GSTRING_LEN, 667 netxen_nic_gstrings_stats[index].stat_string, 668 ETH_GSTRING_LEN); 669 } 670 break; 671 } 672} 673 674static void 675netxen_nic_get_ethtool_stats(struct net_device *dev, 676 struct ethtool_stats *stats, u64 *data) 677{ 678 struct netxen_adapter *adapter = netdev_priv(dev); 679 int index; 680 681 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) { 682 char *p = 683 (char *)adapter + 684 netxen_nic_gstrings_stats[index].stat_offset; 685 data[index] = 686 (netxen_nic_gstrings_stats[index].sizeof_stat == 687 sizeof(u64)) ? *(u64 *) p : *(u32 *) p; 688 } 689} 690 691static void 692netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 693{ 694 struct netxen_adapter *adapter = netdev_priv(dev); 695 u32 wol_cfg = 0; 696 697 wol->supported = 0; 698 wol->wolopts = 0; 699 700 if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) 701 return; 702 703 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV); 704 if (wol_cfg & (1UL << adapter->portnum)) 705 wol->supported |= WAKE_MAGIC; 706 707 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG); 708 if (wol_cfg & (1UL << adapter->portnum)) 709 wol->wolopts |= WAKE_MAGIC; 710} 711 712static int 713netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 714{ 715 struct netxen_adapter *adapter = netdev_priv(dev); 716 u32 wol_cfg = 0; 717 718 if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) 719 return -EOPNOTSUPP; 720 721 if (wol->wolopts & ~WAKE_MAGIC) 722 return -EOPNOTSUPP; 723 724 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV); 725 if (!(wol_cfg & (1 << adapter->portnum))) 726 return -EOPNOTSUPP; 727 728 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG); 729 if (wol->wolopts & WAKE_MAGIC) 730 wol_cfg |= 1UL << adapter->portnum; 731 else 732 wol_cfg &= ~(1UL << adapter->portnum); 733 NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg); 734 735 return 0; 736} 737 738/* 739 * Set the coalescing parameters. Currently only normal is supported. 740 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the 741 * firmware coalescing to default. 742 */ 743static int netxen_set_intr_coalesce(struct net_device *netdev, 744 struct ethtool_coalesce *ethcoal) 745{ 746 struct netxen_adapter *adapter = netdev_priv(netdev); 747 748 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id)) 749 return -EINVAL; 750 751 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) 752 return -EINVAL; 753 754 /* 755 * Return Error if unsupported values or 756 * unsupported parameters are set. 757 */ 758 if (ethcoal->rx_coalesce_usecs > 0xffff || 759 ethcoal->rx_max_coalesced_frames > 0xffff || 760 ethcoal->tx_coalesce_usecs > 0xffff || 761 ethcoal->tx_max_coalesced_frames > 0xffff || 762 ethcoal->rx_coalesce_usecs_irq || 763 ethcoal->rx_max_coalesced_frames_irq || 764 ethcoal->tx_coalesce_usecs_irq || 765 ethcoal->tx_max_coalesced_frames_irq || 766 ethcoal->stats_block_coalesce_usecs || 767 ethcoal->use_adaptive_rx_coalesce || 768 ethcoal->use_adaptive_tx_coalesce || 769 ethcoal->pkt_rate_low || 770 ethcoal->rx_coalesce_usecs_low || 771 ethcoal->rx_max_coalesced_frames_low || 772 ethcoal->tx_coalesce_usecs_low || 773 ethcoal->tx_max_coalesced_frames_low || 774 ethcoal->pkt_rate_high || 775 ethcoal->rx_coalesce_usecs_high || 776 ethcoal->rx_max_coalesced_frames_high || 777 ethcoal->tx_coalesce_usecs_high || 778 ethcoal->tx_max_coalesced_frames_high) 779 return -EINVAL; 780 781 if (!ethcoal->rx_coalesce_usecs || 782 !ethcoal->rx_max_coalesced_frames) { 783 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT; 784 adapter->coal.normal.data.rx_time_us = 785 NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US; 786 adapter->coal.normal.data.rx_packets = 787 NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS; 788 } else { 789 adapter->coal.flags = 0; 790 adapter->coal.normal.data.rx_time_us = 791 ethcoal->rx_coalesce_usecs; 792 adapter->coal.normal.data.rx_packets = 793 ethcoal->rx_max_coalesced_frames; 794 } 795 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs; 796 adapter->coal.normal.data.tx_packets = 797 ethcoal->tx_max_coalesced_frames; 798 799 netxen_config_intr_coalesce(adapter); 800 801 return 0; 802} 803 804static int netxen_get_intr_coalesce(struct net_device *netdev, 805 struct ethtool_coalesce *ethcoal) 806{ 807 struct netxen_adapter *adapter = netdev_priv(netdev); 808 809 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id)) 810 return -EINVAL; 811 812 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) 813 return -EINVAL; 814 815 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us; 816 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us; 817 ethcoal->rx_max_coalesced_frames = 818 adapter->coal.normal.data.rx_packets; 819 ethcoal->tx_max_coalesced_frames = 820 adapter->coal.normal.data.tx_packets; 821 822 return 0; 823} 824 825static int 826netxen_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump) 827{ 828 struct netxen_adapter *adapter = netdev_priv(netdev); 829 struct netxen_minidump *mdump = &adapter->mdump; 830 if (adapter->fw_mdump_rdy) 831 dump->len = mdump->md_dump_size; 832 else 833 dump->len = 0; 834 835 if (!mdump->md_enabled) 836 dump->flag = ETH_FW_DUMP_DISABLE; 837 else 838 dump->flag = mdump->md_capture_mask; 839 840 dump->version = adapter->fw_version; 841 return 0; 842} 843 844static int 845netxen_set_dump(struct net_device *netdev, struct ethtool_dump *val) 846{ 847 int i; 848 struct netxen_adapter *adapter = netdev_priv(netdev); 849 struct netxen_minidump *mdump = &adapter->mdump; 850 851 switch (val->flag) { 852 case NX_FORCE_FW_DUMP_KEY: 853 if (!mdump->md_enabled) { 854 netdev_info(netdev, "FW dump not enabled\n"); 855 return 0; 856 } 857 if (adapter->fw_mdump_rdy) { 858 netdev_info(netdev, "Previous dump not cleared, not forcing dump\n"); 859 return 0; 860 } 861 netdev_info(netdev, "Forcing a fw dump\n"); 862 nx_dev_request_reset(adapter); 863 break; 864 case NX_DISABLE_FW_DUMP: 865 if (mdump->md_enabled) { 866 netdev_info(netdev, "Disabling FW Dump\n"); 867 mdump->md_enabled = 0; 868 } 869 break; 870 case NX_ENABLE_FW_DUMP: 871 if (!mdump->md_enabled) { 872 netdev_info(netdev, "Enabling FW dump\n"); 873 mdump->md_enabled = 1; 874 } 875 break; 876 case NX_FORCE_FW_RESET: 877 netdev_info(netdev, "Forcing FW reset\n"); 878 nx_dev_request_reset(adapter); 879 adapter->flags &= ~NETXEN_FW_RESET_OWNER; 880 break; 881 default: 882 for (i = 0; i < ARRAY_SIZE(FW_DUMP_LEVELS); i++) { 883 if (val->flag == FW_DUMP_LEVELS[i]) { 884 mdump->md_capture_mask = val->flag; 885 netdev_info(netdev, 886 "Driver mask changed to: 0x%x\n", 887 mdump->md_capture_mask); 888 return 0; 889 } 890 } 891 netdev_info(netdev, 892 "Invalid dump level: 0x%x\n", val->flag); 893 return -EINVAL; 894 } 895 896 return 0; 897} 898 899static int 900netxen_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump, 901 void *buffer) 902{ 903 int i, copy_sz; 904 u32 *hdr_ptr, *data; 905 struct netxen_adapter *adapter = netdev_priv(netdev); 906 struct netxen_minidump *mdump = &adapter->mdump; 907 908 909 if (!adapter->fw_mdump_rdy) { 910 netdev_info(netdev, "Dump not available\n"); 911 return -EINVAL; 912 } 913 /* Copy template header first */ 914 copy_sz = mdump->md_template_size; 915 hdr_ptr = (u32 *) mdump->md_template; 916 data = buffer; 917 for (i = 0; i < copy_sz/sizeof(u32); i++) 918 *data++ = cpu_to_le32(*hdr_ptr++); 919 920 /* Copy captured dump data */ 921 memcpy(buffer + copy_sz, 922 mdump->md_capture_buff + mdump->md_template_size, 923 mdump->md_capture_size); 924 dump->len = copy_sz + mdump->md_capture_size; 925 dump->flag = mdump->md_capture_mask; 926 927 /* Free dump area once data has been captured */ 928 vfree(mdump->md_capture_buff); 929 mdump->md_capture_buff = NULL; 930 adapter->fw_mdump_rdy = 0; 931 netdev_info(netdev, "extracted the fw dump Successfully\n"); 932 return 0; 933} 934 935const struct ethtool_ops netxen_nic_ethtool_ops = { 936 .get_settings = netxen_nic_get_settings, 937 .set_settings = netxen_nic_set_settings, 938 .get_drvinfo = netxen_nic_get_drvinfo, 939 .get_regs_len = netxen_nic_get_regs_len, 940 .get_regs = netxen_nic_get_regs, 941 .get_link = ethtool_op_get_link, 942 .get_eeprom_len = netxen_nic_get_eeprom_len, 943 .get_eeprom = netxen_nic_get_eeprom, 944 .get_ringparam = netxen_nic_get_ringparam, 945 .set_ringparam = netxen_nic_set_ringparam, 946 .get_pauseparam = netxen_nic_get_pauseparam, 947 .set_pauseparam = netxen_nic_set_pauseparam, 948 .get_wol = netxen_nic_get_wol, 949 .set_wol = netxen_nic_set_wol, 950 .self_test = netxen_nic_diag_test, 951 .get_strings = netxen_nic_get_strings, 952 .get_ethtool_stats = netxen_nic_get_ethtool_stats, 953 .get_sset_count = netxen_get_sset_count, 954 .get_coalesce = netxen_get_intr_coalesce, 955 .set_coalesce = netxen_set_intr_coalesce, 956 .get_dump_flag = netxen_get_dump_flag, 957 .get_dump_data = netxen_get_dump_data, 958 .set_dump = netxen_set_dump, 959}; 960