igb_ethtool.c revision 13fde97a48b622a192ae7d0a8011248be891cdd4
1/******************************************************************************* 2 3 Intel(R) Gigabit Ethernet Linux driver 4 Copyright(c) 2007-2011 Intel Corporation. 5 6 This program is free software; you can redistribute it and/or modify it 7 under the terms and conditions of the GNU General Public License, 8 version 2, as published by the Free Software Foundation. 9 10 This program is distributed in the hope it will be useful, but WITHOUT 11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13 more details. 14 15 You should have received a copy of the GNU General Public License along with 16 this program; if not, write to the Free Software Foundation, Inc., 17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 18 19 The full GNU General Public License is included in this distribution in 20 the file called "COPYING". 21 22 Contact Information: 23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> 24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 25 26*******************************************************************************/ 27 28/* ethtool support for igb */ 29 30#include <linux/vmalloc.h> 31#include <linux/netdevice.h> 32#include <linux/pci.h> 33#include <linux/delay.h> 34#include <linux/interrupt.h> 35#include <linux/if_ether.h> 36#include <linux/ethtool.h> 37#include <linux/sched.h> 38#include <linux/slab.h> 39 40#include "igb.h" 41 42struct igb_stats { 43 char stat_string[ETH_GSTRING_LEN]; 44 int sizeof_stat; 45 int stat_offset; 46}; 47 48#define IGB_STAT(_name, _stat) { \ 49 .stat_string = _name, \ 50 .sizeof_stat = FIELD_SIZEOF(struct igb_adapter, _stat), \ 51 .stat_offset = offsetof(struct igb_adapter, _stat) \ 52} 53static const struct igb_stats igb_gstrings_stats[] = { 54 IGB_STAT("rx_packets", stats.gprc), 55 IGB_STAT("tx_packets", stats.gptc), 56 IGB_STAT("rx_bytes", stats.gorc), 57 IGB_STAT("tx_bytes", stats.gotc), 58 IGB_STAT("rx_broadcast", stats.bprc), 59 IGB_STAT("tx_broadcast", stats.bptc), 60 IGB_STAT("rx_multicast", stats.mprc), 61 IGB_STAT("tx_multicast", stats.mptc), 62 IGB_STAT("multicast", stats.mprc), 63 IGB_STAT("collisions", stats.colc), 64 IGB_STAT("rx_crc_errors", stats.crcerrs), 65 IGB_STAT("rx_no_buffer_count", stats.rnbc), 66 IGB_STAT("rx_missed_errors", stats.mpc), 67 IGB_STAT("tx_aborted_errors", stats.ecol), 68 IGB_STAT("tx_carrier_errors", stats.tncrs), 69 IGB_STAT("tx_window_errors", stats.latecol), 70 IGB_STAT("tx_abort_late_coll", stats.latecol), 71 IGB_STAT("tx_deferred_ok", stats.dc), 72 IGB_STAT("tx_single_coll_ok", stats.scc), 73 IGB_STAT("tx_multi_coll_ok", stats.mcc), 74 IGB_STAT("tx_timeout_count", tx_timeout_count), 75 IGB_STAT("rx_long_length_errors", stats.roc), 76 IGB_STAT("rx_short_length_errors", stats.ruc), 77 IGB_STAT("rx_align_errors", stats.algnerrc), 78 IGB_STAT("tx_tcp_seg_good", stats.tsctc), 79 IGB_STAT("tx_tcp_seg_failed", stats.tsctfc), 80 IGB_STAT("rx_flow_control_xon", stats.xonrxc), 81 IGB_STAT("rx_flow_control_xoff", stats.xoffrxc), 82 IGB_STAT("tx_flow_control_xon", stats.xontxc), 83 IGB_STAT("tx_flow_control_xoff", stats.xofftxc), 84 IGB_STAT("rx_long_byte_count", stats.gorc), 85 IGB_STAT("tx_dma_out_of_sync", stats.doosync), 86 IGB_STAT("tx_smbus", stats.mgptc), 87 IGB_STAT("rx_smbus", stats.mgprc), 88 IGB_STAT("dropped_smbus", stats.mgpdc), 89 IGB_STAT("os2bmc_rx_by_bmc", stats.o2bgptc), 90 IGB_STAT("os2bmc_tx_by_bmc", stats.b2ospc), 91 IGB_STAT("os2bmc_tx_by_host", stats.o2bspc), 92 IGB_STAT("os2bmc_rx_by_host", stats.b2ogprc), 93}; 94 95#define IGB_NETDEV_STAT(_net_stat) { \ 96 .stat_string = __stringify(_net_stat), \ 97 .sizeof_stat = FIELD_SIZEOF(struct rtnl_link_stats64, _net_stat), \ 98 .stat_offset = offsetof(struct rtnl_link_stats64, _net_stat) \ 99} 100static const struct igb_stats igb_gstrings_net_stats[] = { 101 IGB_NETDEV_STAT(rx_errors), 102 IGB_NETDEV_STAT(tx_errors), 103 IGB_NETDEV_STAT(tx_dropped), 104 IGB_NETDEV_STAT(rx_length_errors), 105 IGB_NETDEV_STAT(rx_over_errors), 106 IGB_NETDEV_STAT(rx_frame_errors), 107 IGB_NETDEV_STAT(rx_fifo_errors), 108 IGB_NETDEV_STAT(tx_fifo_errors), 109 IGB_NETDEV_STAT(tx_heartbeat_errors) 110}; 111 112#define IGB_GLOBAL_STATS_LEN \ 113 (sizeof(igb_gstrings_stats) / sizeof(struct igb_stats)) 114#define IGB_NETDEV_STATS_LEN \ 115 (sizeof(igb_gstrings_net_stats) / sizeof(struct igb_stats)) 116#define IGB_RX_QUEUE_STATS_LEN \ 117 (sizeof(struct igb_rx_queue_stats) / sizeof(u64)) 118 119#define IGB_TX_QUEUE_STATS_LEN 3 /* packets, bytes, restart_queue */ 120 121#define IGB_QUEUE_STATS_LEN \ 122 ((((struct igb_adapter *)netdev_priv(netdev))->num_rx_queues * \ 123 IGB_RX_QUEUE_STATS_LEN) + \ 124 (((struct igb_adapter *)netdev_priv(netdev))->num_tx_queues * \ 125 IGB_TX_QUEUE_STATS_LEN)) 126#define IGB_STATS_LEN \ 127 (IGB_GLOBAL_STATS_LEN + IGB_NETDEV_STATS_LEN + IGB_QUEUE_STATS_LEN) 128 129static const char igb_gstrings_test[][ETH_GSTRING_LEN] = { 130 "Register test (offline)", "Eeprom test (offline)", 131 "Interrupt test (offline)", "Loopback test (offline)", 132 "Link test (on/offline)" 133}; 134#define IGB_TEST_LEN (sizeof(igb_gstrings_test) / ETH_GSTRING_LEN) 135 136static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) 137{ 138 struct igb_adapter *adapter = netdev_priv(netdev); 139 struct e1000_hw *hw = &adapter->hw; 140 u32 status; 141 142 if (hw->phy.media_type == e1000_media_type_copper) { 143 144 ecmd->supported = (SUPPORTED_10baseT_Half | 145 SUPPORTED_10baseT_Full | 146 SUPPORTED_100baseT_Half | 147 SUPPORTED_100baseT_Full | 148 SUPPORTED_1000baseT_Full| 149 SUPPORTED_Autoneg | 150 SUPPORTED_TP); 151 ecmd->advertising = ADVERTISED_TP; 152 153 if (hw->mac.autoneg == 1) { 154 ecmd->advertising |= ADVERTISED_Autoneg; 155 /* the e1000 autoneg seems to match ethtool nicely */ 156 ecmd->advertising |= hw->phy.autoneg_advertised; 157 } 158 159 ecmd->port = PORT_TP; 160 ecmd->phy_address = hw->phy.addr; 161 } else { 162 ecmd->supported = (SUPPORTED_1000baseT_Full | 163 SUPPORTED_FIBRE | 164 SUPPORTED_Autoneg); 165 166 ecmd->advertising = (ADVERTISED_1000baseT_Full | 167 ADVERTISED_FIBRE | 168 ADVERTISED_Autoneg); 169 170 ecmd->port = PORT_FIBRE; 171 } 172 173 ecmd->transceiver = XCVR_INTERNAL; 174 175 status = rd32(E1000_STATUS); 176 177 if (status & E1000_STATUS_LU) { 178 179 if ((status & E1000_STATUS_SPEED_1000) || 180 hw->phy.media_type != e1000_media_type_copper) 181 ethtool_cmd_speed_set(ecmd, SPEED_1000); 182 else if (status & E1000_STATUS_SPEED_100) 183 ethtool_cmd_speed_set(ecmd, SPEED_100); 184 else 185 ethtool_cmd_speed_set(ecmd, SPEED_10); 186 187 if ((status & E1000_STATUS_FD) || 188 hw->phy.media_type != e1000_media_type_copper) 189 ecmd->duplex = DUPLEX_FULL; 190 else 191 ecmd->duplex = DUPLEX_HALF; 192 } else { 193 ethtool_cmd_speed_set(ecmd, -1); 194 ecmd->duplex = -1; 195 } 196 197 ecmd->autoneg = hw->mac.autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE; 198 return 0; 199} 200 201static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) 202{ 203 struct igb_adapter *adapter = netdev_priv(netdev); 204 struct e1000_hw *hw = &adapter->hw; 205 206 /* When SoL/IDER sessions are active, autoneg/speed/duplex 207 * cannot be changed */ 208 if (igb_check_reset_block(hw)) { 209 dev_err(&adapter->pdev->dev, "Cannot change link " 210 "characteristics when SoL/IDER is active.\n"); 211 return -EINVAL; 212 } 213 214 while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) 215 msleep(1); 216 217 if (ecmd->autoneg == AUTONEG_ENABLE) { 218 hw->mac.autoneg = 1; 219 hw->phy.autoneg_advertised = ecmd->advertising | 220 ADVERTISED_TP | 221 ADVERTISED_Autoneg; 222 ecmd->advertising = hw->phy.autoneg_advertised; 223 if (adapter->fc_autoneg) 224 hw->fc.requested_mode = e1000_fc_default; 225 } else { 226 u32 speed = ethtool_cmd_speed(ecmd); 227 if (igb_set_spd_dplx(adapter, speed, ecmd->duplex)) { 228 clear_bit(__IGB_RESETTING, &adapter->state); 229 return -EINVAL; 230 } 231 } 232 233 /* reset the link */ 234 if (netif_running(adapter->netdev)) { 235 igb_down(adapter); 236 igb_up(adapter); 237 } else 238 igb_reset(adapter); 239 240 clear_bit(__IGB_RESETTING, &adapter->state); 241 return 0; 242} 243 244static u32 igb_get_link(struct net_device *netdev) 245{ 246 struct igb_adapter *adapter = netdev_priv(netdev); 247 struct e1000_mac_info *mac = &adapter->hw.mac; 248 249 /* 250 * If the link is not reported up to netdev, interrupts are disabled, 251 * and so the physical link state may have changed since we last 252 * looked. Set get_link_status to make sure that the true link 253 * state is interrogated, rather than pulling a cached and possibly 254 * stale link state from the driver. 255 */ 256 if (!netif_carrier_ok(netdev)) 257 mac->get_link_status = 1; 258 259 return igb_has_link(adapter); 260} 261 262static void igb_get_pauseparam(struct net_device *netdev, 263 struct ethtool_pauseparam *pause) 264{ 265 struct igb_adapter *adapter = netdev_priv(netdev); 266 struct e1000_hw *hw = &adapter->hw; 267 268 pause->autoneg = 269 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE); 270 271 if (hw->fc.current_mode == e1000_fc_rx_pause) 272 pause->rx_pause = 1; 273 else if (hw->fc.current_mode == e1000_fc_tx_pause) 274 pause->tx_pause = 1; 275 else if (hw->fc.current_mode == e1000_fc_full) { 276 pause->rx_pause = 1; 277 pause->tx_pause = 1; 278 } 279} 280 281static int igb_set_pauseparam(struct net_device *netdev, 282 struct ethtool_pauseparam *pause) 283{ 284 struct igb_adapter *adapter = netdev_priv(netdev); 285 struct e1000_hw *hw = &adapter->hw; 286 int retval = 0; 287 288 adapter->fc_autoneg = pause->autoneg; 289 290 while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) 291 msleep(1); 292 293 if (adapter->fc_autoneg == AUTONEG_ENABLE) { 294 hw->fc.requested_mode = e1000_fc_default; 295 if (netif_running(adapter->netdev)) { 296 igb_down(adapter); 297 igb_up(adapter); 298 } else { 299 igb_reset(adapter); 300 } 301 } else { 302 if (pause->rx_pause && pause->tx_pause) 303 hw->fc.requested_mode = e1000_fc_full; 304 else if (pause->rx_pause && !pause->tx_pause) 305 hw->fc.requested_mode = e1000_fc_rx_pause; 306 else if (!pause->rx_pause && pause->tx_pause) 307 hw->fc.requested_mode = e1000_fc_tx_pause; 308 else if (!pause->rx_pause && !pause->tx_pause) 309 hw->fc.requested_mode = e1000_fc_none; 310 311 hw->fc.current_mode = hw->fc.requested_mode; 312 313 retval = ((hw->phy.media_type == e1000_media_type_copper) ? 314 igb_force_mac_fc(hw) : igb_setup_link(hw)); 315 } 316 317 clear_bit(__IGB_RESETTING, &adapter->state); 318 return retval; 319} 320 321static u32 igb_get_msglevel(struct net_device *netdev) 322{ 323 struct igb_adapter *adapter = netdev_priv(netdev); 324 return adapter->msg_enable; 325} 326 327static void igb_set_msglevel(struct net_device *netdev, u32 data) 328{ 329 struct igb_adapter *adapter = netdev_priv(netdev); 330 adapter->msg_enable = data; 331} 332 333static int igb_get_regs_len(struct net_device *netdev) 334{ 335#define IGB_REGS_LEN 551 336 return IGB_REGS_LEN * sizeof(u32); 337} 338 339static void igb_get_regs(struct net_device *netdev, 340 struct ethtool_regs *regs, void *p) 341{ 342 struct igb_adapter *adapter = netdev_priv(netdev); 343 struct e1000_hw *hw = &adapter->hw; 344 u32 *regs_buff = p; 345 u8 i; 346 347 memset(p, 0, IGB_REGS_LEN * sizeof(u32)); 348 349 regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id; 350 351 /* General Registers */ 352 regs_buff[0] = rd32(E1000_CTRL); 353 regs_buff[1] = rd32(E1000_STATUS); 354 regs_buff[2] = rd32(E1000_CTRL_EXT); 355 regs_buff[3] = rd32(E1000_MDIC); 356 regs_buff[4] = rd32(E1000_SCTL); 357 regs_buff[5] = rd32(E1000_CONNSW); 358 regs_buff[6] = rd32(E1000_VET); 359 regs_buff[7] = rd32(E1000_LEDCTL); 360 regs_buff[8] = rd32(E1000_PBA); 361 regs_buff[9] = rd32(E1000_PBS); 362 regs_buff[10] = rd32(E1000_FRTIMER); 363 regs_buff[11] = rd32(E1000_TCPTIMER); 364 365 /* NVM Register */ 366 regs_buff[12] = rd32(E1000_EECD); 367 368 /* Interrupt */ 369 /* Reading EICS for EICR because they read the 370 * same but EICS does not clear on read */ 371 regs_buff[13] = rd32(E1000_EICS); 372 regs_buff[14] = rd32(E1000_EICS); 373 regs_buff[15] = rd32(E1000_EIMS); 374 regs_buff[16] = rd32(E1000_EIMC); 375 regs_buff[17] = rd32(E1000_EIAC); 376 regs_buff[18] = rd32(E1000_EIAM); 377 /* Reading ICS for ICR because they read the 378 * same but ICS does not clear on read */ 379 regs_buff[19] = rd32(E1000_ICS); 380 regs_buff[20] = rd32(E1000_ICS); 381 regs_buff[21] = rd32(E1000_IMS); 382 regs_buff[22] = rd32(E1000_IMC); 383 regs_buff[23] = rd32(E1000_IAC); 384 regs_buff[24] = rd32(E1000_IAM); 385 regs_buff[25] = rd32(E1000_IMIRVP); 386 387 /* Flow Control */ 388 regs_buff[26] = rd32(E1000_FCAL); 389 regs_buff[27] = rd32(E1000_FCAH); 390 regs_buff[28] = rd32(E1000_FCTTV); 391 regs_buff[29] = rd32(E1000_FCRTL); 392 regs_buff[30] = rd32(E1000_FCRTH); 393 regs_buff[31] = rd32(E1000_FCRTV); 394 395 /* Receive */ 396 regs_buff[32] = rd32(E1000_RCTL); 397 regs_buff[33] = rd32(E1000_RXCSUM); 398 regs_buff[34] = rd32(E1000_RLPML); 399 regs_buff[35] = rd32(E1000_RFCTL); 400 regs_buff[36] = rd32(E1000_MRQC); 401 regs_buff[37] = rd32(E1000_VT_CTL); 402 403 /* Transmit */ 404 regs_buff[38] = rd32(E1000_TCTL); 405 regs_buff[39] = rd32(E1000_TCTL_EXT); 406 regs_buff[40] = rd32(E1000_TIPG); 407 regs_buff[41] = rd32(E1000_DTXCTL); 408 409 /* Wake Up */ 410 regs_buff[42] = rd32(E1000_WUC); 411 regs_buff[43] = rd32(E1000_WUFC); 412 regs_buff[44] = rd32(E1000_WUS); 413 regs_buff[45] = rd32(E1000_IPAV); 414 regs_buff[46] = rd32(E1000_WUPL); 415 416 /* MAC */ 417 regs_buff[47] = rd32(E1000_PCS_CFG0); 418 regs_buff[48] = rd32(E1000_PCS_LCTL); 419 regs_buff[49] = rd32(E1000_PCS_LSTAT); 420 regs_buff[50] = rd32(E1000_PCS_ANADV); 421 regs_buff[51] = rd32(E1000_PCS_LPAB); 422 regs_buff[52] = rd32(E1000_PCS_NPTX); 423 regs_buff[53] = rd32(E1000_PCS_LPABNP); 424 425 /* Statistics */ 426 regs_buff[54] = adapter->stats.crcerrs; 427 regs_buff[55] = adapter->stats.algnerrc; 428 regs_buff[56] = adapter->stats.symerrs; 429 regs_buff[57] = adapter->stats.rxerrc; 430 regs_buff[58] = adapter->stats.mpc; 431 regs_buff[59] = adapter->stats.scc; 432 regs_buff[60] = adapter->stats.ecol; 433 regs_buff[61] = adapter->stats.mcc; 434 regs_buff[62] = adapter->stats.latecol; 435 regs_buff[63] = adapter->stats.colc; 436 regs_buff[64] = adapter->stats.dc; 437 regs_buff[65] = adapter->stats.tncrs; 438 regs_buff[66] = adapter->stats.sec; 439 regs_buff[67] = adapter->stats.htdpmc; 440 regs_buff[68] = adapter->stats.rlec; 441 regs_buff[69] = adapter->stats.xonrxc; 442 regs_buff[70] = adapter->stats.xontxc; 443 regs_buff[71] = adapter->stats.xoffrxc; 444 regs_buff[72] = adapter->stats.xofftxc; 445 regs_buff[73] = adapter->stats.fcruc; 446 regs_buff[74] = adapter->stats.prc64; 447 regs_buff[75] = adapter->stats.prc127; 448 regs_buff[76] = adapter->stats.prc255; 449 regs_buff[77] = adapter->stats.prc511; 450 regs_buff[78] = adapter->stats.prc1023; 451 regs_buff[79] = adapter->stats.prc1522; 452 regs_buff[80] = adapter->stats.gprc; 453 regs_buff[81] = adapter->stats.bprc; 454 regs_buff[82] = adapter->stats.mprc; 455 regs_buff[83] = adapter->stats.gptc; 456 regs_buff[84] = adapter->stats.gorc; 457 regs_buff[86] = adapter->stats.gotc; 458 regs_buff[88] = adapter->stats.rnbc; 459 regs_buff[89] = adapter->stats.ruc; 460 regs_buff[90] = adapter->stats.rfc; 461 regs_buff[91] = adapter->stats.roc; 462 regs_buff[92] = adapter->stats.rjc; 463 regs_buff[93] = adapter->stats.mgprc; 464 regs_buff[94] = adapter->stats.mgpdc; 465 regs_buff[95] = adapter->stats.mgptc; 466 regs_buff[96] = adapter->stats.tor; 467 regs_buff[98] = adapter->stats.tot; 468 regs_buff[100] = adapter->stats.tpr; 469 regs_buff[101] = adapter->stats.tpt; 470 regs_buff[102] = adapter->stats.ptc64; 471 regs_buff[103] = adapter->stats.ptc127; 472 regs_buff[104] = adapter->stats.ptc255; 473 regs_buff[105] = adapter->stats.ptc511; 474 regs_buff[106] = adapter->stats.ptc1023; 475 regs_buff[107] = adapter->stats.ptc1522; 476 regs_buff[108] = adapter->stats.mptc; 477 regs_buff[109] = adapter->stats.bptc; 478 regs_buff[110] = adapter->stats.tsctc; 479 regs_buff[111] = adapter->stats.iac; 480 regs_buff[112] = adapter->stats.rpthc; 481 regs_buff[113] = adapter->stats.hgptc; 482 regs_buff[114] = adapter->stats.hgorc; 483 regs_buff[116] = adapter->stats.hgotc; 484 regs_buff[118] = adapter->stats.lenerrs; 485 regs_buff[119] = adapter->stats.scvpc; 486 regs_buff[120] = adapter->stats.hrmpc; 487 488 for (i = 0; i < 4; i++) 489 regs_buff[121 + i] = rd32(E1000_SRRCTL(i)); 490 for (i = 0; i < 4; i++) 491 regs_buff[125 + i] = rd32(E1000_PSRTYPE(i)); 492 for (i = 0; i < 4; i++) 493 regs_buff[129 + i] = rd32(E1000_RDBAL(i)); 494 for (i = 0; i < 4; i++) 495 regs_buff[133 + i] = rd32(E1000_RDBAH(i)); 496 for (i = 0; i < 4; i++) 497 regs_buff[137 + i] = rd32(E1000_RDLEN(i)); 498 for (i = 0; i < 4; i++) 499 regs_buff[141 + i] = rd32(E1000_RDH(i)); 500 for (i = 0; i < 4; i++) 501 regs_buff[145 + i] = rd32(E1000_RDT(i)); 502 for (i = 0; i < 4; i++) 503 regs_buff[149 + i] = rd32(E1000_RXDCTL(i)); 504 505 for (i = 0; i < 10; i++) 506 regs_buff[153 + i] = rd32(E1000_EITR(i)); 507 for (i = 0; i < 8; i++) 508 regs_buff[163 + i] = rd32(E1000_IMIR(i)); 509 for (i = 0; i < 8; i++) 510 regs_buff[171 + i] = rd32(E1000_IMIREXT(i)); 511 for (i = 0; i < 16; i++) 512 regs_buff[179 + i] = rd32(E1000_RAL(i)); 513 for (i = 0; i < 16; i++) 514 regs_buff[195 + i] = rd32(E1000_RAH(i)); 515 516 for (i = 0; i < 4; i++) 517 regs_buff[211 + i] = rd32(E1000_TDBAL(i)); 518 for (i = 0; i < 4; i++) 519 regs_buff[215 + i] = rd32(E1000_TDBAH(i)); 520 for (i = 0; i < 4; i++) 521 regs_buff[219 + i] = rd32(E1000_TDLEN(i)); 522 for (i = 0; i < 4; i++) 523 regs_buff[223 + i] = rd32(E1000_TDH(i)); 524 for (i = 0; i < 4; i++) 525 regs_buff[227 + i] = rd32(E1000_TDT(i)); 526 for (i = 0; i < 4; i++) 527 regs_buff[231 + i] = rd32(E1000_TXDCTL(i)); 528 for (i = 0; i < 4; i++) 529 regs_buff[235 + i] = rd32(E1000_TDWBAL(i)); 530 for (i = 0; i < 4; i++) 531 regs_buff[239 + i] = rd32(E1000_TDWBAH(i)); 532 for (i = 0; i < 4; i++) 533 regs_buff[243 + i] = rd32(E1000_DCA_TXCTRL(i)); 534 535 for (i = 0; i < 4; i++) 536 regs_buff[247 + i] = rd32(E1000_IP4AT_REG(i)); 537 for (i = 0; i < 4; i++) 538 regs_buff[251 + i] = rd32(E1000_IP6AT_REG(i)); 539 for (i = 0; i < 32; i++) 540 regs_buff[255 + i] = rd32(E1000_WUPM_REG(i)); 541 for (i = 0; i < 128; i++) 542 regs_buff[287 + i] = rd32(E1000_FFMT_REG(i)); 543 for (i = 0; i < 128; i++) 544 regs_buff[415 + i] = rd32(E1000_FFVT_REG(i)); 545 for (i = 0; i < 4; i++) 546 regs_buff[543 + i] = rd32(E1000_FFLT_REG(i)); 547 548 regs_buff[547] = rd32(E1000_TDFH); 549 regs_buff[548] = rd32(E1000_TDFT); 550 regs_buff[549] = rd32(E1000_TDFHS); 551 regs_buff[550] = rd32(E1000_TDFPC); 552 regs_buff[551] = adapter->stats.o2bgptc; 553 regs_buff[552] = adapter->stats.b2ospc; 554 regs_buff[553] = adapter->stats.o2bspc; 555 regs_buff[554] = adapter->stats.b2ogprc; 556} 557 558static int igb_get_eeprom_len(struct net_device *netdev) 559{ 560 struct igb_adapter *adapter = netdev_priv(netdev); 561 return adapter->hw.nvm.word_size * 2; 562} 563 564static int igb_get_eeprom(struct net_device *netdev, 565 struct ethtool_eeprom *eeprom, u8 *bytes) 566{ 567 struct igb_adapter *adapter = netdev_priv(netdev); 568 struct e1000_hw *hw = &adapter->hw; 569 u16 *eeprom_buff; 570 int first_word, last_word; 571 int ret_val = 0; 572 u16 i; 573 574 if (eeprom->len == 0) 575 return -EINVAL; 576 577 eeprom->magic = hw->vendor_id | (hw->device_id << 16); 578 579 first_word = eeprom->offset >> 1; 580 last_word = (eeprom->offset + eeprom->len - 1) >> 1; 581 582 eeprom_buff = kmalloc(sizeof(u16) * 583 (last_word - first_word + 1), GFP_KERNEL); 584 if (!eeprom_buff) 585 return -ENOMEM; 586 587 if (hw->nvm.type == e1000_nvm_eeprom_spi) 588 ret_val = hw->nvm.ops.read(hw, first_word, 589 last_word - first_word + 1, 590 eeprom_buff); 591 else { 592 for (i = 0; i < last_word - first_word + 1; i++) { 593 ret_val = hw->nvm.ops.read(hw, first_word + i, 1, 594 &eeprom_buff[i]); 595 if (ret_val) 596 break; 597 } 598 } 599 600 /* Device's eeprom is always little-endian, word addressable */ 601 for (i = 0; i < last_word - first_word + 1; i++) 602 le16_to_cpus(&eeprom_buff[i]); 603 604 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), 605 eeprom->len); 606 kfree(eeprom_buff); 607 608 return ret_val; 609} 610 611static int igb_set_eeprom(struct net_device *netdev, 612 struct ethtool_eeprom *eeprom, u8 *bytes) 613{ 614 struct igb_adapter *adapter = netdev_priv(netdev); 615 struct e1000_hw *hw = &adapter->hw; 616 u16 *eeprom_buff; 617 void *ptr; 618 int max_len, first_word, last_word, ret_val = 0; 619 u16 i; 620 621 if (eeprom->len == 0) 622 return -EOPNOTSUPP; 623 624 if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) 625 return -EFAULT; 626 627 max_len = hw->nvm.word_size * 2; 628 629 first_word = eeprom->offset >> 1; 630 last_word = (eeprom->offset + eeprom->len - 1) >> 1; 631 eeprom_buff = kmalloc(max_len, GFP_KERNEL); 632 if (!eeprom_buff) 633 return -ENOMEM; 634 635 ptr = (void *)eeprom_buff; 636 637 if (eeprom->offset & 1) { 638 /* need read/modify/write of first changed EEPROM word */ 639 /* only the second byte of the word is being modified */ 640 ret_val = hw->nvm.ops.read(hw, first_word, 1, 641 &eeprom_buff[0]); 642 ptr++; 643 } 644 if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) { 645 /* need read/modify/write of last changed EEPROM word */ 646 /* only the first byte of the word is being modified */ 647 ret_val = hw->nvm.ops.read(hw, last_word, 1, 648 &eeprom_buff[last_word - first_word]); 649 } 650 651 /* Device's eeprom is always little-endian, word addressable */ 652 for (i = 0; i < last_word - first_word + 1; i++) 653 le16_to_cpus(&eeprom_buff[i]); 654 655 memcpy(ptr, bytes, eeprom->len); 656 657 for (i = 0; i < last_word - first_word + 1; i++) 658 eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]); 659 660 ret_val = hw->nvm.ops.write(hw, first_word, 661 last_word - first_word + 1, eeprom_buff); 662 663 /* Update the checksum over the first part of the EEPROM if needed 664 * and flush shadow RAM for 82573 controllers */ 665 if ((ret_val == 0) && ((first_word <= NVM_CHECKSUM_REG))) 666 hw->nvm.ops.update(hw); 667 668 kfree(eeprom_buff); 669 return ret_val; 670} 671 672static void igb_get_drvinfo(struct net_device *netdev, 673 struct ethtool_drvinfo *drvinfo) 674{ 675 struct igb_adapter *adapter = netdev_priv(netdev); 676 char firmware_version[32]; 677 u16 eeprom_data; 678 679 strncpy(drvinfo->driver, igb_driver_name, sizeof(drvinfo->driver) - 1); 680 strncpy(drvinfo->version, igb_driver_version, 681 sizeof(drvinfo->version) - 1); 682 683 /* EEPROM image version # is reported as firmware version # for 684 * 82575 controllers */ 685 adapter->hw.nvm.ops.read(&adapter->hw, 5, 1, &eeprom_data); 686 sprintf(firmware_version, "%d.%d-%d", 687 (eeprom_data & 0xF000) >> 12, 688 (eeprom_data & 0x0FF0) >> 4, 689 eeprom_data & 0x000F); 690 691 strncpy(drvinfo->fw_version, firmware_version, 692 sizeof(drvinfo->fw_version) - 1); 693 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 694 sizeof(drvinfo->bus_info) - 1); 695 drvinfo->n_stats = IGB_STATS_LEN; 696 drvinfo->testinfo_len = IGB_TEST_LEN; 697 drvinfo->regdump_len = igb_get_regs_len(netdev); 698 drvinfo->eedump_len = igb_get_eeprom_len(netdev); 699} 700 701static void igb_get_ringparam(struct net_device *netdev, 702 struct ethtool_ringparam *ring) 703{ 704 struct igb_adapter *adapter = netdev_priv(netdev); 705 706 ring->rx_max_pending = IGB_MAX_RXD; 707 ring->tx_max_pending = IGB_MAX_TXD; 708 ring->rx_mini_max_pending = 0; 709 ring->rx_jumbo_max_pending = 0; 710 ring->rx_pending = adapter->rx_ring_count; 711 ring->tx_pending = adapter->tx_ring_count; 712 ring->rx_mini_pending = 0; 713 ring->rx_jumbo_pending = 0; 714} 715 716static int igb_set_ringparam(struct net_device *netdev, 717 struct ethtool_ringparam *ring) 718{ 719 struct igb_adapter *adapter = netdev_priv(netdev); 720 struct igb_ring *temp_ring; 721 int i, err = 0; 722 u16 new_rx_count, new_tx_count; 723 724 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) 725 return -EINVAL; 726 727 new_rx_count = min_t(u32, ring->rx_pending, IGB_MAX_RXD); 728 new_rx_count = max_t(u16, new_rx_count, IGB_MIN_RXD); 729 new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE); 730 731 new_tx_count = min_t(u32, ring->tx_pending, IGB_MAX_TXD); 732 new_tx_count = max_t(u16, new_tx_count, IGB_MIN_TXD); 733 new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE); 734 735 if ((new_tx_count == adapter->tx_ring_count) && 736 (new_rx_count == adapter->rx_ring_count)) { 737 /* nothing to do */ 738 return 0; 739 } 740 741 while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) 742 msleep(1); 743 744 if (!netif_running(adapter->netdev)) { 745 for (i = 0; i < adapter->num_tx_queues; i++) 746 adapter->tx_ring[i]->count = new_tx_count; 747 for (i = 0; i < adapter->num_rx_queues; i++) 748 adapter->rx_ring[i]->count = new_rx_count; 749 adapter->tx_ring_count = new_tx_count; 750 adapter->rx_ring_count = new_rx_count; 751 goto clear_reset; 752 } 753 754 if (adapter->num_tx_queues > adapter->num_rx_queues) 755 temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring)); 756 else 757 temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring)); 758 759 if (!temp_ring) { 760 err = -ENOMEM; 761 goto clear_reset; 762 } 763 764 igb_down(adapter); 765 766 /* 767 * We can't just free everything and then setup again, 768 * because the ISRs in MSI-X mode get passed pointers 769 * to the tx and rx ring structs. 770 */ 771 if (new_tx_count != adapter->tx_ring_count) { 772 for (i = 0; i < adapter->num_tx_queues; i++) { 773 memcpy(&temp_ring[i], adapter->tx_ring[i], 774 sizeof(struct igb_ring)); 775 776 temp_ring[i].count = new_tx_count; 777 err = igb_setup_tx_resources(&temp_ring[i]); 778 if (err) { 779 while (i) { 780 i--; 781 igb_free_tx_resources(&temp_ring[i]); 782 } 783 goto err_setup; 784 } 785 } 786 787 for (i = 0; i < adapter->num_tx_queues; i++) { 788 igb_free_tx_resources(adapter->tx_ring[i]); 789 790 memcpy(adapter->tx_ring[i], &temp_ring[i], 791 sizeof(struct igb_ring)); 792 } 793 794 adapter->tx_ring_count = new_tx_count; 795 } 796 797 if (new_rx_count != adapter->rx_ring_count) { 798 for (i = 0; i < adapter->num_rx_queues; i++) { 799 memcpy(&temp_ring[i], adapter->rx_ring[i], 800 sizeof(struct igb_ring)); 801 802 temp_ring[i].count = new_rx_count; 803 err = igb_setup_rx_resources(&temp_ring[i]); 804 if (err) { 805 while (i) { 806 i--; 807 igb_free_rx_resources(&temp_ring[i]); 808 } 809 goto err_setup; 810 } 811 812 } 813 814 for (i = 0; i < adapter->num_rx_queues; i++) { 815 igb_free_rx_resources(adapter->rx_ring[i]); 816 817 memcpy(adapter->rx_ring[i], &temp_ring[i], 818 sizeof(struct igb_ring)); 819 } 820 821 adapter->rx_ring_count = new_rx_count; 822 } 823err_setup: 824 igb_up(adapter); 825 vfree(temp_ring); 826clear_reset: 827 clear_bit(__IGB_RESETTING, &adapter->state); 828 return err; 829} 830 831/* ethtool register test data */ 832struct igb_reg_test { 833 u16 reg; 834 u16 reg_offset; 835 u16 array_len; 836 u16 test_type; 837 u32 mask; 838 u32 write; 839}; 840 841/* In the hardware, registers are laid out either singly, in arrays 842 * spaced 0x100 bytes apart, or in contiguous tables. We assume 843 * most tests take place on arrays or single registers (handled 844 * as a single-element array) and special-case the tables. 845 * Table tests are always pattern tests. 846 * 847 * We also make provision for some required setup steps by specifying 848 * registers to be written without any read-back testing. 849 */ 850 851#define PATTERN_TEST 1 852#define SET_READ_TEST 2 853#define WRITE_NO_TEST 3 854#define TABLE32_TEST 4 855#define TABLE64_TEST_LO 5 856#define TABLE64_TEST_HI 6 857 858/* i350 reg test */ 859static struct igb_reg_test reg_test_i350[] = { 860 { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 861 { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, 862 { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, 863 { E1000_VET, 0x100, 1, PATTERN_TEST, 0xFFFF0000, 0xFFFF0000 }, 864 { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 865 { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 866 { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, 867 { E1000_RDBAL(4), 0x40, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 868 { E1000_RDBAH(4), 0x40, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 869 { E1000_RDLEN(4), 0x40, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, 870 /* RDH is read-only for i350, only test RDT. */ 871 { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 872 { E1000_RDT(4), 0x40, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 873 { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, 874 { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 875 { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, 876 { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 877 { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 878 { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, 879 { E1000_TDBAL(4), 0x40, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 880 { E1000_TDBAH(4), 0x40, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 881 { E1000_TDLEN(4), 0x40, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, 882 { E1000_TDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 883 { E1000_TDT(4), 0x40, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 884 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, 885 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, 886 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, 887 { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, 888 { E1000_RA, 0, 16, TABLE64_TEST_LO, 889 0xFFFFFFFF, 0xFFFFFFFF }, 890 { E1000_RA, 0, 16, TABLE64_TEST_HI, 891 0xC3FFFFFF, 0xFFFFFFFF }, 892 { E1000_RA2, 0, 16, TABLE64_TEST_LO, 893 0xFFFFFFFF, 0xFFFFFFFF }, 894 { E1000_RA2, 0, 16, TABLE64_TEST_HI, 895 0xC3FFFFFF, 0xFFFFFFFF }, 896 { E1000_MTA, 0, 128, TABLE32_TEST, 897 0xFFFFFFFF, 0xFFFFFFFF }, 898 { 0, 0, 0, 0 } 899}; 900 901/* 82580 reg test */ 902static struct igb_reg_test reg_test_82580[] = { 903 { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 904 { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, 905 { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, 906 { E1000_VET, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 907 { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 908 { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 909 { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, 910 { E1000_RDBAL(4), 0x40, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 911 { E1000_RDBAH(4), 0x40, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 912 { E1000_RDLEN(4), 0x40, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, 913 /* RDH is read-only for 82580, only test RDT. */ 914 { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 915 { E1000_RDT(4), 0x40, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 916 { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, 917 { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 918 { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, 919 { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 920 { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 921 { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, 922 { E1000_TDBAL(4), 0x40, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 923 { E1000_TDBAH(4), 0x40, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 924 { E1000_TDLEN(4), 0x40, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, 925 { E1000_TDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 926 { E1000_TDT(4), 0x40, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 927 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, 928 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, 929 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, 930 { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, 931 { E1000_RA, 0, 16, TABLE64_TEST_LO, 932 0xFFFFFFFF, 0xFFFFFFFF }, 933 { E1000_RA, 0, 16, TABLE64_TEST_HI, 934 0x83FFFFFF, 0xFFFFFFFF }, 935 { E1000_RA2, 0, 8, TABLE64_TEST_LO, 936 0xFFFFFFFF, 0xFFFFFFFF }, 937 { E1000_RA2, 0, 8, TABLE64_TEST_HI, 938 0x83FFFFFF, 0xFFFFFFFF }, 939 { E1000_MTA, 0, 128, TABLE32_TEST, 940 0xFFFFFFFF, 0xFFFFFFFF }, 941 { 0, 0, 0, 0 } 942}; 943 944/* 82576 reg test */ 945static struct igb_reg_test reg_test_82576[] = { 946 { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 947 { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, 948 { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, 949 { E1000_VET, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 950 { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 951 { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 952 { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, 953 { E1000_RDBAL(4), 0x40, 12, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 954 { E1000_RDBAH(4), 0x40, 12, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 955 { E1000_RDLEN(4), 0x40, 12, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, 956 /* Enable all RX queues before testing. */ 957 { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE }, 958 { E1000_RXDCTL(4), 0x40, 12, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE }, 959 /* RDH is read-only for 82576, only test RDT. */ 960 { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 961 { E1000_RDT(4), 0x40, 12, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 962 { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, 0 }, 963 { E1000_RXDCTL(4), 0x40, 12, WRITE_NO_TEST, 0, 0 }, 964 { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, 965 { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 966 { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, 967 { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 968 { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 969 { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, 970 { E1000_TDBAL(4), 0x40, 12, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 971 { E1000_TDBAH(4), 0x40, 12, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 972 { E1000_TDLEN(4), 0x40, 12, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, 973 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, 974 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, 975 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, 976 { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, 977 { E1000_RA, 0, 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, 978 { E1000_RA, 0, 16, TABLE64_TEST_HI, 0x83FFFFFF, 0xFFFFFFFF }, 979 { E1000_RA2, 0, 8, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, 980 { E1000_RA2, 0, 8, TABLE64_TEST_HI, 0x83FFFFFF, 0xFFFFFFFF }, 981 { E1000_MTA, 0, 128,TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 982 { 0, 0, 0, 0 } 983}; 984 985/* 82575 register test */ 986static struct igb_reg_test reg_test_82575[] = { 987 { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 988 { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, 989 { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, 990 { E1000_VET, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 991 { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 992 { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 993 { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, 994 /* Enable all four RX queues before testing. */ 995 { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE }, 996 /* RDH is read-only for 82575, only test RDT. */ 997 { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 998 { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, 0 }, 999 { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, 1000 { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 1001 { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, 1002 { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 1003 { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1004 { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, 1005 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, 1006 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB3FE, 0x003FFFFB }, 1007 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB3FE, 0xFFFFFFFF }, 1008 { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, 1009 { E1000_TXCW, 0x100, 1, PATTERN_TEST, 0xC000FFFF, 0x0000FFFF }, 1010 { E1000_RA, 0, 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, 1011 { E1000_RA, 0, 16, TABLE64_TEST_HI, 0x800FFFFF, 0xFFFFFFFF }, 1012 { E1000_MTA, 0, 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1013 { 0, 0, 0, 0 } 1014}; 1015 1016static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data, 1017 int reg, u32 mask, u32 write) 1018{ 1019 struct e1000_hw *hw = &adapter->hw; 1020 u32 pat, val; 1021 static const u32 _test[] = 1022 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; 1023 for (pat = 0; pat < ARRAY_SIZE(_test); pat++) { 1024 wr32(reg, (_test[pat] & write)); 1025 val = rd32(reg) & mask; 1026 if (val != (_test[pat] & write & mask)) { 1027 dev_err(&adapter->pdev->dev, "pattern test reg %04X " 1028 "failed: got 0x%08X expected 0x%08X\n", 1029 reg, val, (_test[pat] & write & mask)); 1030 *data = reg; 1031 return 1; 1032 } 1033 } 1034 1035 return 0; 1036} 1037 1038static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data, 1039 int reg, u32 mask, u32 write) 1040{ 1041 struct e1000_hw *hw = &adapter->hw; 1042 u32 val; 1043 wr32(reg, write & mask); 1044 val = rd32(reg); 1045 if ((write & mask) != (val & mask)) { 1046 dev_err(&adapter->pdev->dev, "set/check reg %04X test failed:" 1047 " got 0x%08X expected 0x%08X\n", reg, 1048 (val & mask), (write & mask)); 1049 *data = reg; 1050 return 1; 1051 } 1052 1053 return 0; 1054} 1055 1056#define REG_PATTERN_TEST(reg, mask, write) \ 1057 do { \ 1058 if (reg_pattern_test(adapter, data, reg, mask, write)) \ 1059 return 1; \ 1060 } while (0) 1061 1062#define REG_SET_AND_CHECK(reg, mask, write) \ 1063 do { \ 1064 if (reg_set_and_check(adapter, data, reg, mask, write)) \ 1065 return 1; \ 1066 } while (0) 1067 1068static int igb_reg_test(struct igb_adapter *adapter, u64 *data) 1069{ 1070 struct e1000_hw *hw = &adapter->hw; 1071 struct igb_reg_test *test; 1072 u32 value, before, after; 1073 u32 i, toggle; 1074 1075 switch (adapter->hw.mac.type) { 1076 case e1000_i350: 1077 test = reg_test_i350; 1078 toggle = 0x7FEFF3FF; 1079 break; 1080 case e1000_82580: 1081 test = reg_test_82580; 1082 toggle = 0x7FEFF3FF; 1083 break; 1084 case e1000_82576: 1085 test = reg_test_82576; 1086 toggle = 0x7FFFF3FF; 1087 break; 1088 default: 1089 test = reg_test_82575; 1090 toggle = 0x7FFFF3FF; 1091 break; 1092 } 1093 1094 /* Because the status register is such a special case, 1095 * we handle it separately from the rest of the register 1096 * tests. Some bits are read-only, some toggle, and some 1097 * are writable on newer MACs. 1098 */ 1099 before = rd32(E1000_STATUS); 1100 value = (rd32(E1000_STATUS) & toggle); 1101 wr32(E1000_STATUS, toggle); 1102 after = rd32(E1000_STATUS) & toggle; 1103 if (value != after) { 1104 dev_err(&adapter->pdev->dev, "failed STATUS register test " 1105 "got: 0x%08X expected: 0x%08X\n", after, value); 1106 *data = 1; 1107 return 1; 1108 } 1109 /* restore previous status */ 1110 wr32(E1000_STATUS, before); 1111 1112 /* Perform the remainder of the register test, looping through 1113 * the test table until we either fail or reach the null entry. 1114 */ 1115 while (test->reg) { 1116 for (i = 0; i < test->array_len; i++) { 1117 switch (test->test_type) { 1118 case PATTERN_TEST: 1119 REG_PATTERN_TEST(test->reg + 1120 (i * test->reg_offset), 1121 test->mask, 1122 test->write); 1123 break; 1124 case SET_READ_TEST: 1125 REG_SET_AND_CHECK(test->reg + 1126 (i * test->reg_offset), 1127 test->mask, 1128 test->write); 1129 break; 1130 case WRITE_NO_TEST: 1131 writel(test->write, 1132 (adapter->hw.hw_addr + test->reg) 1133 + (i * test->reg_offset)); 1134 break; 1135 case TABLE32_TEST: 1136 REG_PATTERN_TEST(test->reg + (i * 4), 1137 test->mask, 1138 test->write); 1139 break; 1140 case TABLE64_TEST_LO: 1141 REG_PATTERN_TEST(test->reg + (i * 8), 1142 test->mask, 1143 test->write); 1144 break; 1145 case TABLE64_TEST_HI: 1146 REG_PATTERN_TEST((test->reg + 4) + (i * 8), 1147 test->mask, 1148 test->write); 1149 break; 1150 } 1151 } 1152 test++; 1153 } 1154 1155 *data = 0; 1156 return 0; 1157} 1158 1159static int igb_eeprom_test(struct igb_adapter *adapter, u64 *data) 1160{ 1161 u16 temp; 1162 u16 checksum = 0; 1163 u16 i; 1164 1165 *data = 0; 1166 /* Read and add up the contents of the EEPROM */ 1167 for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) { 1168 if ((adapter->hw.nvm.ops.read(&adapter->hw, i, 1, &temp)) < 0) { 1169 *data = 1; 1170 break; 1171 } 1172 checksum += temp; 1173 } 1174 1175 /* If Checksum is not Correct return error else test passed */ 1176 if ((checksum != (u16) NVM_SUM) && !(*data)) 1177 *data = 2; 1178 1179 return *data; 1180} 1181 1182static irqreturn_t igb_test_intr(int irq, void *data) 1183{ 1184 struct igb_adapter *adapter = (struct igb_adapter *) data; 1185 struct e1000_hw *hw = &adapter->hw; 1186 1187 adapter->test_icr |= rd32(E1000_ICR); 1188 1189 return IRQ_HANDLED; 1190} 1191 1192static int igb_intr_test(struct igb_adapter *adapter, u64 *data) 1193{ 1194 struct e1000_hw *hw = &adapter->hw; 1195 struct net_device *netdev = adapter->netdev; 1196 u32 mask, ics_mask, i = 0, shared_int = true; 1197 u32 irq = adapter->pdev->irq; 1198 1199 *data = 0; 1200 1201 /* Hook up test interrupt handler just for this test */ 1202 if (adapter->msix_entries) { 1203 if (request_irq(adapter->msix_entries[0].vector, 1204 igb_test_intr, 0, netdev->name, adapter)) { 1205 *data = 1; 1206 return -1; 1207 } 1208 } else if (adapter->flags & IGB_FLAG_HAS_MSI) { 1209 shared_int = false; 1210 if (request_irq(irq, 1211 igb_test_intr, 0, netdev->name, adapter)) { 1212 *data = 1; 1213 return -1; 1214 } 1215 } else if (!request_irq(irq, igb_test_intr, IRQF_PROBE_SHARED, 1216 netdev->name, adapter)) { 1217 shared_int = false; 1218 } else if (request_irq(irq, igb_test_intr, IRQF_SHARED, 1219 netdev->name, adapter)) { 1220 *data = 1; 1221 return -1; 1222 } 1223 dev_info(&adapter->pdev->dev, "testing %s interrupt\n", 1224 (shared_int ? "shared" : "unshared")); 1225 1226 /* Disable all the interrupts */ 1227 wr32(E1000_IMC, ~0); 1228 wrfl(); 1229 msleep(10); 1230 1231 /* Define all writable bits for ICS */ 1232 switch (hw->mac.type) { 1233 case e1000_82575: 1234 ics_mask = 0x37F47EDD; 1235 break; 1236 case e1000_82576: 1237 ics_mask = 0x77D4FBFD; 1238 break; 1239 case e1000_82580: 1240 ics_mask = 0x77DCFED5; 1241 break; 1242 case e1000_i350: 1243 ics_mask = 0x77DCFED5; 1244 break; 1245 default: 1246 ics_mask = 0x7FFFFFFF; 1247 break; 1248 } 1249 1250 /* Test each interrupt */ 1251 for (; i < 31; i++) { 1252 /* Interrupt to test */ 1253 mask = 1 << i; 1254 1255 if (!(mask & ics_mask)) 1256 continue; 1257 1258 if (!shared_int) { 1259 /* Disable the interrupt to be reported in 1260 * the cause register and then force the same 1261 * interrupt and see if one gets posted. If 1262 * an interrupt was posted to the bus, the 1263 * test failed. 1264 */ 1265 adapter->test_icr = 0; 1266 1267 /* Flush any pending interrupts */ 1268 wr32(E1000_ICR, ~0); 1269 1270 wr32(E1000_IMC, mask); 1271 wr32(E1000_ICS, mask); 1272 wrfl(); 1273 msleep(10); 1274 1275 if (adapter->test_icr & mask) { 1276 *data = 3; 1277 break; 1278 } 1279 } 1280 1281 /* Enable the interrupt to be reported in 1282 * the cause register and then force the same 1283 * interrupt and see if one gets posted. If 1284 * an interrupt was not posted to the bus, the 1285 * test failed. 1286 */ 1287 adapter->test_icr = 0; 1288 1289 /* Flush any pending interrupts */ 1290 wr32(E1000_ICR, ~0); 1291 1292 wr32(E1000_IMS, mask); 1293 wr32(E1000_ICS, mask); 1294 wrfl(); 1295 msleep(10); 1296 1297 if (!(adapter->test_icr & mask)) { 1298 *data = 4; 1299 break; 1300 } 1301 1302 if (!shared_int) { 1303 /* Disable the other interrupts to be reported in 1304 * the cause register and then force the other 1305 * interrupts and see if any get posted. If 1306 * an interrupt was posted to the bus, the 1307 * test failed. 1308 */ 1309 adapter->test_icr = 0; 1310 1311 /* Flush any pending interrupts */ 1312 wr32(E1000_ICR, ~0); 1313 1314 wr32(E1000_IMC, ~mask); 1315 wr32(E1000_ICS, ~mask); 1316 wrfl(); 1317 msleep(10); 1318 1319 if (adapter->test_icr & mask) { 1320 *data = 5; 1321 break; 1322 } 1323 } 1324 } 1325 1326 /* Disable all the interrupts */ 1327 wr32(E1000_IMC, ~0); 1328 wrfl(); 1329 msleep(10); 1330 1331 /* Unhook test interrupt handler */ 1332 if (adapter->msix_entries) 1333 free_irq(adapter->msix_entries[0].vector, adapter); 1334 else 1335 free_irq(irq, adapter); 1336 1337 return *data; 1338} 1339 1340static void igb_free_desc_rings(struct igb_adapter *adapter) 1341{ 1342 igb_free_tx_resources(&adapter->test_tx_ring); 1343 igb_free_rx_resources(&adapter->test_rx_ring); 1344} 1345 1346static int igb_setup_desc_rings(struct igb_adapter *adapter) 1347{ 1348 struct igb_ring *tx_ring = &adapter->test_tx_ring; 1349 struct igb_ring *rx_ring = &adapter->test_rx_ring; 1350 struct e1000_hw *hw = &adapter->hw; 1351 int ret_val; 1352 1353 /* Setup Tx descriptor ring and Tx buffers */ 1354 tx_ring->count = IGB_DEFAULT_TXD; 1355 tx_ring->dev = &adapter->pdev->dev; 1356 tx_ring->netdev = adapter->netdev; 1357 tx_ring->reg_idx = adapter->vfs_allocated_count; 1358 1359 if (igb_setup_tx_resources(tx_ring)) { 1360 ret_val = 1; 1361 goto err_nomem; 1362 } 1363 1364 igb_setup_tctl(adapter); 1365 igb_configure_tx_ring(adapter, tx_ring); 1366 1367 /* Setup Rx descriptor ring and Rx buffers */ 1368 rx_ring->count = IGB_DEFAULT_RXD; 1369 rx_ring->dev = &adapter->pdev->dev; 1370 rx_ring->netdev = adapter->netdev; 1371 rx_ring->reg_idx = adapter->vfs_allocated_count; 1372 1373 if (igb_setup_rx_resources(rx_ring)) { 1374 ret_val = 3; 1375 goto err_nomem; 1376 } 1377 1378 /* set the default queue to queue 0 of PF */ 1379 wr32(E1000_MRQC, adapter->vfs_allocated_count << 3); 1380 1381 /* enable receive ring */ 1382 igb_setup_rctl(adapter); 1383 igb_configure_rx_ring(adapter, rx_ring); 1384 1385 igb_alloc_rx_buffers(rx_ring, igb_desc_unused(rx_ring)); 1386 1387 return 0; 1388 1389err_nomem: 1390 igb_free_desc_rings(adapter); 1391 return ret_val; 1392} 1393 1394static void igb_phy_disable_receiver(struct igb_adapter *adapter) 1395{ 1396 struct e1000_hw *hw = &adapter->hw; 1397 1398 /* Write out to PHY registers 29 and 30 to disable the Receiver. */ 1399 igb_write_phy_reg(hw, 29, 0x001F); 1400 igb_write_phy_reg(hw, 30, 0x8FFC); 1401 igb_write_phy_reg(hw, 29, 0x001A); 1402 igb_write_phy_reg(hw, 30, 0x8FF0); 1403} 1404 1405static int igb_integrated_phy_loopback(struct igb_adapter *adapter) 1406{ 1407 struct e1000_hw *hw = &adapter->hw; 1408 u32 ctrl_reg = 0; 1409 1410 hw->mac.autoneg = false; 1411 1412 if (hw->phy.type == e1000_phy_m88) { 1413 /* Auto-MDI/MDIX Off */ 1414 igb_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808); 1415 /* reset to update Auto-MDI/MDIX */ 1416 igb_write_phy_reg(hw, PHY_CONTROL, 0x9140); 1417 /* autoneg off */ 1418 igb_write_phy_reg(hw, PHY_CONTROL, 0x8140); 1419 } else if (hw->phy.type == e1000_phy_82580) { 1420 /* enable MII loopback */ 1421 igb_write_phy_reg(hw, I82580_PHY_LBK_CTRL, 0x8041); 1422 } 1423 1424 ctrl_reg = rd32(E1000_CTRL); 1425 1426 /* force 1000, set loopback */ 1427 igb_write_phy_reg(hw, PHY_CONTROL, 0x4140); 1428 1429 /* Now set up the MAC to the same speed/duplex as the PHY. */ 1430 ctrl_reg = rd32(E1000_CTRL); 1431 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ 1432 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ 1433 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ 1434 E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ 1435 E1000_CTRL_FD | /* Force Duplex to FULL */ 1436 E1000_CTRL_SLU); /* Set link up enable bit */ 1437 1438 if (hw->phy.type == e1000_phy_m88) 1439 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ 1440 1441 wr32(E1000_CTRL, ctrl_reg); 1442 1443 /* Disable the receiver on the PHY so when a cable is plugged in, the 1444 * PHY does not begin to autoneg when a cable is reconnected to the NIC. 1445 */ 1446 if (hw->phy.type == e1000_phy_m88) 1447 igb_phy_disable_receiver(adapter); 1448 1449 udelay(500); 1450 1451 return 0; 1452} 1453 1454static int igb_set_phy_loopback(struct igb_adapter *adapter) 1455{ 1456 return igb_integrated_phy_loopback(adapter); 1457} 1458 1459static int igb_setup_loopback_test(struct igb_adapter *adapter) 1460{ 1461 struct e1000_hw *hw = &adapter->hw; 1462 u32 reg; 1463 1464 reg = rd32(E1000_CTRL_EXT); 1465 1466 /* use CTRL_EXT to identify link type as SGMII can appear as copper */ 1467 if (reg & E1000_CTRL_EXT_LINK_MODE_MASK) { 1468 if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) || 1469 (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) || 1470 (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) || 1471 (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) { 1472 1473 /* Enable DH89xxCC MPHY for near end loopback */ 1474 reg = rd32(E1000_MPHY_ADDR_CTL); 1475 reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK) | 1476 E1000_MPHY_PCS_CLK_REG_OFFSET; 1477 wr32(E1000_MPHY_ADDR_CTL, reg); 1478 1479 reg = rd32(E1000_MPHY_DATA); 1480 reg |= E1000_MPHY_PCS_CLK_REG_DIGINELBEN; 1481 wr32(E1000_MPHY_DATA, reg); 1482 } 1483 1484 reg = rd32(E1000_RCTL); 1485 reg |= E1000_RCTL_LBM_TCVR; 1486 wr32(E1000_RCTL, reg); 1487 1488 wr32(E1000_SCTL, E1000_ENABLE_SERDES_LOOPBACK); 1489 1490 reg = rd32(E1000_CTRL); 1491 reg &= ~(E1000_CTRL_RFCE | 1492 E1000_CTRL_TFCE | 1493 E1000_CTRL_LRST); 1494 reg |= E1000_CTRL_SLU | 1495 E1000_CTRL_FD; 1496 wr32(E1000_CTRL, reg); 1497 1498 /* Unset switch control to serdes energy detect */ 1499 reg = rd32(E1000_CONNSW); 1500 reg &= ~E1000_CONNSW_ENRGSRC; 1501 wr32(E1000_CONNSW, reg); 1502 1503 /* Set PCS register for forced speed */ 1504 reg = rd32(E1000_PCS_LCTL); 1505 reg &= ~E1000_PCS_LCTL_AN_ENABLE; /* Disable Autoneg*/ 1506 reg |= E1000_PCS_LCTL_FLV_LINK_UP | /* Force link up */ 1507 E1000_PCS_LCTL_FSV_1000 | /* Force 1000 */ 1508 E1000_PCS_LCTL_FDV_FULL | /* SerDes Full duplex */ 1509 E1000_PCS_LCTL_FSD | /* Force Speed */ 1510 E1000_PCS_LCTL_FORCE_LINK; /* Force Link */ 1511 wr32(E1000_PCS_LCTL, reg); 1512 1513 return 0; 1514 } 1515 1516 return igb_set_phy_loopback(adapter); 1517} 1518 1519static void igb_loopback_cleanup(struct igb_adapter *adapter) 1520{ 1521 struct e1000_hw *hw = &adapter->hw; 1522 u32 rctl; 1523 u16 phy_reg; 1524 1525 if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) || 1526 (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) || 1527 (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) || 1528 (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) { 1529 u32 reg; 1530 1531 /* Disable near end loopback on DH89xxCC */ 1532 reg = rd32(E1000_MPHY_ADDR_CTL); 1533 reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK) | 1534 E1000_MPHY_PCS_CLK_REG_OFFSET; 1535 wr32(E1000_MPHY_ADDR_CTL, reg); 1536 1537 reg = rd32(E1000_MPHY_DATA); 1538 reg &= ~E1000_MPHY_PCS_CLK_REG_DIGINELBEN; 1539 wr32(E1000_MPHY_DATA, reg); 1540 } 1541 1542 rctl = rd32(E1000_RCTL); 1543 rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); 1544 wr32(E1000_RCTL, rctl); 1545 1546 hw->mac.autoneg = true; 1547 igb_read_phy_reg(hw, PHY_CONTROL, &phy_reg); 1548 if (phy_reg & MII_CR_LOOPBACK) { 1549 phy_reg &= ~MII_CR_LOOPBACK; 1550 igb_write_phy_reg(hw, PHY_CONTROL, phy_reg); 1551 igb_phy_sw_reset(hw); 1552 } 1553} 1554 1555static void igb_create_lbtest_frame(struct sk_buff *skb, 1556 unsigned int frame_size) 1557{ 1558 memset(skb->data, 0xFF, frame_size); 1559 frame_size /= 2; 1560 memset(&skb->data[frame_size], 0xAA, frame_size - 1); 1561 memset(&skb->data[frame_size + 10], 0xBE, 1); 1562 memset(&skb->data[frame_size + 12], 0xAF, 1); 1563} 1564 1565static int igb_check_lbtest_frame(struct sk_buff *skb, unsigned int frame_size) 1566{ 1567 frame_size /= 2; 1568 if (*(skb->data + 3) == 0xFF) { 1569 if ((*(skb->data + frame_size + 10) == 0xBE) && 1570 (*(skb->data + frame_size + 12) == 0xAF)) { 1571 return 0; 1572 } 1573 } 1574 return 13; 1575} 1576 1577static int igb_clean_test_rings(struct igb_ring *rx_ring, 1578 struct igb_ring *tx_ring, 1579 unsigned int size) 1580{ 1581 union e1000_adv_rx_desc *rx_desc; 1582 struct igb_buffer *buffer_info; 1583 int rx_ntc, tx_ntc, count = 0; 1584 u32 staterr; 1585 1586 /* initialize next to clean and descriptor values */ 1587 rx_ntc = rx_ring->next_to_clean; 1588 tx_ntc = tx_ring->next_to_clean; 1589 rx_desc = IGB_RX_DESC(rx_ring, rx_ntc); 1590 staterr = le32_to_cpu(rx_desc->wb.upper.status_error); 1591 1592 while (staterr & E1000_RXD_STAT_DD) { 1593 /* check rx buffer */ 1594 buffer_info = &rx_ring->buffer_info[rx_ntc]; 1595 1596 /* unmap rx buffer, will be remapped by alloc_rx_buffers */ 1597 dma_unmap_single(rx_ring->dev, 1598 buffer_info->dma, 1599 IGB_RX_HDR_LEN, 1600 DMA_FROM_DEVICE); 1601 buffer_info->dma = 0; 1602 1603 /* verify contents of skb */ 1604 if (!igb_check_lbtest_frame(buffer_info->skb, size)) 1605 count++; 1606 1607 /* unmap buffer on tx side */ 1608 buffer_info = &tx_ring->buffer_info[tx_ntc]; 1609 igb_unmap_and_free_tx_resource(tx_ring, buffer_info); 1610 1611 /* increment rx/tx next to clean counters */ 1612 rx_ntc++; 1613 if (rx_ntc == rx_ring->count) 1614 rx_ntc = 0; 1615 tx_ntc++; 1616 if (tx_ntc == tx_ring->count) 1617 tx_ntc = 0; 1618 1619 /* fetch next descriptor */ 1620 rx_desc = IGB_RX_DESC(rx_ring, rx_ntc); 1621 staterr = le32_to_cpu(rx_desc->wb.upper.status_error); 1622 } 1623 1624 /* re-map buffers to ring, store next to clean values */ 1625 igb_alloc_rx_buffers(rx_ring, count); 1626 rx_ring->next_to_clean = rx_ntc; 1627 tx_ring->next_to_clean = tx_ntc; 1628 1629 return count; 1630} 1631 1632static int igb_run_loopback_test(struct igb_adapter *adapter) 1633{ 1634 struct igb_ring *tx_ring = &adapter->test_tx_ring; 1635 struct igb_ring *rx_ring = &adapter->test_rx_ring; 1636 int i, j, lc, good_cnt, ret_val = 0; 1637 unsigned int size = IGB_RX_HDR_LEN; 1638 netdev_tx_t tx_ret_val; 1639 struct sk_buff *skb; 1640 1641 /* allocate test skb */ 1642 skb = alloc_skb(size, GFP_KERNEL); 1643 if (!skb) 1644 return 11; 1645 1646 /* place data into test skb */ 1647 igb_create_lbtest_frame(skb, size); 1648 skb_put(skb, size); 1649 1650 /* 1651 * Calculate the loop count based on the largest descriptor ring 1652 * The idea is to wrap the largest ring a number of times using 64 1653 * send/receive pairs during each loop 1654 */ 1655 1656 if (rx_ring->count <= tx_ring->count) 1657 lc = ((tx_ring->count / 64) * 2) + 1; 1658 else 1659 lc = ((rx_ring->count / 64) * 2) + 1; 1660 1661 for (j = 0; j <= lc; j++) { /* loop count loop */ 1662 /* reset count of good packets */ 1663 good_cnt = 0; 1664 1665 /* place 64 packets on the transmit queue*/ 1666 for (i = 0; i < 64; i++) { 1667 skb_get(skb); 1668 tx_ret_val = igb_xmit_frame_ring(skb, tx_ring); 1669 if (tx_ret_val == NETDEV_TX_OK) 1670 good_cnt++; 1671 } 1672 1673 if (good_cnt != 64) { 1674 ret_val = 12; 1675 break; 1676 } 1677 1678 /* allow 200 milliseconds for packets to go from tx to rx */ 1679 msleep(200); 1680 1681 good_cnt = igb_clean_test_rings(rx_ring, tx_ring, size); 1682 if (good_cnt != 64) { 1683 ret_val = 13; 1684 break; 1685 } 1686 } /* end loop count loop */ 1687 1688 /* free the original skb */ 1689 kfree_skb(skb); 1690 1691 return ret_val; 1692} 1693 1694static int igb_loopback_test(struct igb_adapter *adapter, u64 *data) 1695{ 1696 /* PHY loopback cannot be performed if SoL/IDER 1697 * sessions are active */ 1698 if (igb_check_reset_block(&adapter->hw)) { 1699 dev_err(&adapter->pdev->dev, 1700 "Cannot do PHY loopback test " 1701 "when SoL/IDER is active.\n"); 1702 *data = 0; 1703 goto out; 1704 } 1705 *data = igb_setup_desc_rings(adapter); 1706 if (*data) 1707 goto out; 1708 *data = igb_setup_loopback_test(adapter); 1709 if (*data) 1710 goto err_loopback; 1711 *data = igb_run_loopback_test(adapter); 1712 igb_loopback_cleanup(adapter); 1713 1714err_loopback: 1715 igb_free_desc_rings(adapter); 1716out: 1717 return *data; 1718} 1719 1720static int igb_link_test(struct igb_adapter *adapter, u64 *data) 1721{ 1722 struct e1000_hw *hw = &adapter->hw; 1723 *data = 0; 1724 if (hw->phy.media_type == e1000_media_type_internal_serdes) { 1725 int i = 0; 1726 hw->mac.serdes_has_link = false; 1727 1728 /* On some blade server designs, link establishment 1729 * could take as long as 2-3 minutes */ 1730 do { 1731 hw->mac.ops.check_for_link(&adapter->hw); 1732 if (hw->mac.serdes_has_link) 1733 return *data; 1734 msleep(20); 1735 } while (i++ < 3750); 1736 1737 *data = 1; 1738 } else { 1739 hw->mac.ops.check_for_link(&adapter->hw); 1740 if (hw->mac.autoneg) 1741 msleep(4000); 1742 1743 if (!(rd32(E1000_STATUS) & E1000_STATUS_LU)) 1744 *data = 1; 1745 } 1746 return *data; 1747} 1748 1749static void igb_diag_test(struct net_device *netdev, 1750 struct ethtool_test *eth_test, u64 *data) 1751{ 1752 struct igb_adapter *adapter = netdev_priv(netdev); 1753 u16 autoneg_advertised; 1754 u8 forced_speed_duplex, autoneg; 1755 bool if_running = netif_running(netdev); 1756 1757 set_bit(__IGB_TESTING, &adapter->state); 1758 if (eth_test->flags == ETH_TEST_FL_OFFLINE) { 1759 /* Offline tests */ 1760 1761 /* save speed, duplex, autoneg settings */ 1762 autoneg_advertised = adapter->hw.phy.autoneg_advertised; 1763 forced_speed_duplex = adapter->hw.mac.forced_speed_duplex; 1764 autoneg = adapter->hw.mac.autoneg; 1765 1766 dev_info(&adapter->pdev->dev, "offline testing starting\n"); 1767 1768 /* power up link for link test */ 1769 igb_power_up_link(adapter); 1770 1771 /* Link test performed before hardware reset so autoneg doesn't 1772 * interfere with test result */ 1773 if (igb_link_test(adapter, &data[4])) 1774 eth_test->flags |= ETH_TEST_FL_FAILED; 1775 1776 if (if_running) 1777 /* indicate we're in test mode */ 1778 dev_close(netdev); 1779 else 1780 igb_reset(adapter); 1781 1782 if (igb_reg_test(adapter, &data[0])) 1783 eth_test->flags |= ETH_TEST_FL_FAILED; 1784 1785 igb_reset(adapter); 1786 if (igb_eeprom_test(adapter, &data[1])) 1787 eth_test->flags |= ETH_TEST_FL_FAILED; 1788 1789 igb_reset(adapter); 1790 if (igb_intr_test(adapter, &data[2])) 1791 eth_test->flags |= ETH_TEST_FL_FAILED; 1792 1793 igb_reset(adapter); 1794 /* power up link for loopback test */ 1795 igb_power_up_link(adapter); 1796 if (igb_loopback_test(adapter, &data[3])) 1797 eth_test->flags |= ETH_TEST_FL_FAILED; 1798 1799 /* restore speed, duplex, autoneg settings */ 1800 adapter->hw.phy.autoneg_advertised = autoneg_advertised; 1801 adapter->hw.mac.forced_speed_duplex = forced_speed_duplex; 1802 adapter->hw.mac.autoneg = autoneg; 1803 1804 /* force this routine to wait until autoneg complete/timeout */ 1805 adapter->hw.phy.autoneg_wait_to_complete = true; 1806 igb_reset(adapter); 1807 adapter->hw.phy.autoneg_wait_to_complete = false; 1808 1809 clear_bit(__IGB_TESTING, &adapter->state); 1810 if (if_running) 1811 dev_open(netdev); 1812 } else { 1813 dev_info(&adapter->pdev->dev, "online testing starting\n"); 1814 1815 /* PHY is powered down when interface is down */ 1816 if (if_running && igb_link_test(adapter, &data[4])) 1817 eth_test->flags |= ETH_TEST_FL_FAILED; 1818 else 1819 data[4] = 0; 1820 1821 /* Online tests aren't run; pass by default */ 1822 data[0] = 0; 1823 data[1] = 0; 1824 data[2] = 0; 1825 data[3] = 0; 1826 1827 clear_bit(__IGB_TESTING, &adapter->state); 1828 } 1829 msleep_interruptible(4 * 1000); 1830} 1831 1832static int igb_wol_exclusion(struct igb_adapter *adapter, 1833 struct ethtool_wolinfo *wol) 1834{ 1835 struct e1000_hw *hw = &adapter->hw; 1836 int retval = 1; /* fail by default */ 1837 1838 switch (hw->device_id) { 1839 case E1000_DEV_ID_82575GB_QUAD_COPPER: 1840 /* WoL not supported */ 1841 wol->supported = 0; 1842 break; 1843 case E1000_DEV_ID_82575EB_FIBER_SERDES: 1844 case E1000_DEV_ID_82576_FIBER: 1845 case E1000_DEV_ID_82576_SERDES: 1846 /* Wake events not supported on port B */ 1847 if (rd32(E1000_STATUS) & E1000_STATUS_FUNC_1) { 1848 wol->supported = 0; 1849 break; 1850 } 1851 /* return success for non excluded adapter ports */ 1852 retval = 0; 1853 break; 1854 case E1000_DEV_ID_82576_QUAD_COPPER: 1855 case E1000_DEV_ID_82576_QUAD_COPPER_ET2: 1856 /* quad port adapters only support WoL on port A */ 1857 if (!(adapter->flags & IGB_FLAG_QUAD_PORT_A)) { 1858 wol->supported = 0; 1859 break; 1860 } 1861 /* return success for non excluded adapter ports */ 1862 retval = 0; 1863 break; 1864 default: 1865 /* dual port cards only support WoL on port A from now on 1866 * unless it was enabled in the eeprom for port B 1867 * so exclude FUNC_1 ports from having WoL enabled */ 1868 if ((rd32(E1000_STATUS) & E1000_STATUS_FUNC_MASK) && 1869 !adapter->eeprom_wol) { 1870 wol->supported = 0; 1871 break; 1872 } 1873 1874 retval = 0; 1875 } 1876 1877 return retval; 1878} 1879 1880static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 1881{ 1882 struct igb_adapter *adapter = netdev_priv(netdev); 1883 1884 wol->supported = WAKE_UCAST | WAKE_MCAST | 1885 WAKE_BCAST | WAKE_MAGIC | 1886 WAKE_PHY; 1887 wol->wolopts = 0; 1888 1889 /* this function will set ->supported = 0 and return 1 if wol is not 1890 * supported by this hardware */ 1891 if (igb_wol_exclusion(adapter, wol) || 1892 !device_can_wakeup(&adapter->pdev->dev)) 1893 return; 1894 1895 /* apply any specific unsupported masks here */ 1896 switch (adapter->hw.device_id) { 1897 default: 1898 break; 1899 } 1900 1901 if (adapter->wol & E1000_WUFC_EX) 1902 wol->wolopts |= WAKE_UCAST; 1903 if (adapter->wol & E1000_WUFC_MC) 1904 wol->wolopts |= WAKE_MCAST; 1905 if (adapter->wol & E1000_WUFC_BC) 1906 wol->wolopts |= WAKE_BCAST; 1907 if (adapter->wol & E1000_WUFC_MAG) 1908 wol->wolopts |= WAKE_MAGIC; 1909 if (adapter->wol & E1000_WUFC_LNKC) 1910 wol->wolopts |= WAKE_PHY; 1911} 1912 1913static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 1914{ 1915 struct igb_adapter *adapter = netdev_priv(netdev); 1916 1917 if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE)) 1918 return -EOPNOTSUPP; 1919 1920 if (igb_wol_exclusion(adapter, wol) || 1921 !device_can_wakeup(&adapter->pdev->dev)) 1922 return wol->wolopts ? -EOPNOTSUPP : 0; 1923 1924 /* these settings will always override what we currently have */ 1925 adapter->wol = 0; 1926 1927 if (wol->wolopts & WAKE_UCAST) 1928 adapter->wol |= E1000_WUFC_EX; 1929 if (wol->wolopts & WAKE_MCAST) 1930 adapter->wol |= E1000_WUFC_MC; 1931 if (wol->wolopts & WAKE_BCAST) 1932 adapter->wol |= E1000_WUFC_BC; 1933 if (wol->wolopts & WAKE_MAGIC) 1934 adapter->wol |= E1000_WUFC_MAG; 1935 if (wol->wolopts & WAKE_PHY) 1936 adapter->wol |= E1000_WUFC_LNKC; 1937 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); 1938 1939 return 0; 1940} 1941 1942/* bit defines for adapter->led_status */ 1943#define IGB_LED_ON 0 1944 1945static int igb_set_phys_id(struct net_device *netdev, 1946 enum ethtool_phys_id_state state) 1947{ 1948 struct igb_adapter *adapter = netdev_priv(netdev); 1949 struct e1000_hw *hw = &adapter->hw; 1950 1951 switch (state) { 1952 case ETHTOOL_ID_ACTIVE: 1953 igb_blink_led(hw); 1954 return 2; 1955 case ETHTOOL_ID_ON: 1956 igb_blink_led(hw); 1957 break; 1958 case ETHTOOL_ID_OFF: 1959 igb_led_off(hw); 1960 break; 1961 case ETHTOOL_ID_INACTIVE: 1962 igb_led_off(hw); 1963 clear_bit(IGB_LED_ON, &adapter->led_status); 1964 igb_cleanup_led(hw); 1965 break; 1966 } 1967 1968 return 0; 1969} 1970 1971static int igb_set_coalesce(struct net_device *netdev, 1972 struct ethtool_coalesce *ec) 1973{ 1974 struct igb_adapter *adapter = netdev_priv(netdev); 1975 int i; 1976 1977 if ((ec->rx_coalesce_usecs > IGB_MAX_ITR_USECS) || 1978 ((ec->rx_coalesce_usecs > 3) && 1979 (ec->rx_coalesce_usecs < IGB_MIN_ITR_USECS)) || 1980 (ec->rx_coalesce_usecs == 2)) 1981 return -EINVAL; 1982 1983 if ((ec->tx_coalesce_usecs > IGB_MAX_ITR_USECS) || 1984 ((ec->tx_coalesce_usecs > 3) && 1985 (ec->tx_coalesce_usecs < IGB_MIN_ITR_USECS)) || 1986 (ec->tx_coalesce_usecs == 2)) 1987 return -EINVAL; 1988 1989 if ((adapter->flags & IGB_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs) 1990 return -EINVAL; 1991 1992 /* If ITR is disabled, disable DMAC */ 1993 if (ec->rx_coalesce_usecs == 0) { 1994 if (adapter->flags & IGB_FLAG_DMAC) 1995 adapter->flags &= ~IGB_FLAG_DMAC; 1996 } 1997 1998 /* convert to rate of irq's per second */ 1999 if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3) 2000 adapter->rx_itr_setting = ec->rx_coalesce_usecs; 2001 else 2002 adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2; 2003 2004 /* convert to rate of irq's per second */ 2005 if (adapter->flags & IGB_FLAG_QUEUE_PAIRS) 2006 adapter->tx_itr_setting = adapter->rx_itr_setting; 2007 else if (ec->tx_coalesce_usecs && ec->tx_coalesce_usecs <= 3) 2008 adapter->tx_itr_setting = ec->tx_coalesce_usecs; 2009 else 2010 adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2; 2011 2012 for (i = 0; i < adapter->num_q_vectors; i++) { 2013 struct igb_q_vector *q_vector = adapter->q_vector[i]; 2014 q_vector->tx_work_limit = adapter->tx_work_limit; 2015 if (q_vector->rx_ring) 2016 q_vector->itr_val = adapter->rx_itr_setting; 2017 else 2018 q_vector->itr_val = adapter->tx_itr_setting; 2019 if (q_vector->itr_val && q_vector->itr_val <= 3) 2020 q_vector->itr_val = IGB_START_ITR; 2021 q_vector->set_itr = 1; 2022 } 2023 2024 return 0; 2025} 2026 2027static int igb_get_coalesce(struct net_device *netdev, 2028 struct ethtool_coalesce *ec) 2029{ 2030 struct igb_adapter *adapter = netdev_priv(netdev); 2031 2032 if (adapter->rx_itr_setting <= 3) 2033 ec->rx_coalesce_usecs = adapter->rx_itr_setting; 2034 else 2035 ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2; 2036 2037 if (!(adapter->flags & IGB_FLAG_QUEUE_PAIRS)) { 2038 if (adapter->tx_itr_setting <= 3) 2039 ec->tx_coalesce_usecs = adapter->tx_itr_setting; 2040 else 2041 ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2; 2042 } 2043 2044 return 0; 2045} 2046 2047static int igb_nway_reset(struct net_device *netdev) 2048{ 2049 struct igb_adapter *adapter = netdev_priv(netdev); 2050 if (netif_running(netdev)) 2051 igb_reinit_locked(adapter); 2052 return 0; 2053} 2054 2055static int igb_get_sset_count(struct net_device *netdev, int sset) 2056{ 2057 switch (sset) { 2058 case ETH_SS_STATS: 2059 return IGB_STATS_LEN; 2060 case ETH_SS_TEST: 2061 return IGB_TEST_LEN; 2062 default: 2063 return -ENOTSUPP; 2064 } 2065} 2066 2067static void igb_get_ethtool_stats(struct net_device *netdev, 2068 struct ethtool_stats *stats, u64 *data) 2069{ 2070 struct igb_adapter *adapter = netdev_priv(netdev); 2071 struct rtnl_link_stats64 *net_stats = &adapter->stats64; 2072 unsigned int start; 2073 struct igb_ring *ring; 2074 int i, j; 2075 char *p; 2076 2077 spin_lock(&adapter->stats64_lock); 2078 igb_update_stats(adapter, net_stats); 2079 2080 for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { 2081 p = (char *)adapter + igb_gstrings_stats[i].stat_offset; 2082 data[i] = (igb_gstrings_stats[i].sizeof_stat == 2083 sizeof(u64)) ? *(u64 *)p : *(u32 *)p; 2084 } 2085 for (j = 0; j < IGB_NETDEV_STATS_LEN; j++, i++) { 2086 p = (char *)net_stats + igb_gstrings_net_stats[j].stat_offset; 2087 data[i] = (igb_gstrings_net_stats[j].sizeof_stat == 2088 sizeof(u64)) ? *(u64 *)p : *(u32 *)p; 2089 } 2090 for (j = 0; j < adapter->num_tx_queues; j++) { 2091 u64 restart2; 2092 2093 ring = adapter->tx_ring[j]; 2094 do { 2095 start = u64_stats_fetch_begin_bh(&ring->tx_syncp); 2096 data[i] = ring->tx_stats.packets; 2097 data[i+1] = ring->tx_stats.bytes; 2098 data[i+2] = ring->tx_stats.restart_queue; 2099 } while (u64_stats_fetch_retry_bh(&ring->tx_syncp, start)); 2100 do { 2101 start = u64_stats_fetch_begin_bh(&ring->tx_syncp2); 2102 restart2 = ring->tx_stats.restart_queue2; 2103 } while (u64_stats_fetch_retry_bh(&ring->tx_syncp2, start)); 2104 data[i+2] += restart2; 2105 2106 i += IGB_TX_QUEUE_STATS_LEN; 2107 } 2108 for (j = 0; j < adapter->num_rx_queues; j++) { 2109 ring = adapter->rx_ring[j]; 2110 do { 2111 start = u64_stats_fetch_begin_bh(&ring->rx_syncp); 2112 data[i] = ring->rx_stats.packets; 2113 data[i+1] = ring->rx_stats.bytes; 2114 data[i+2] = ring->rx_stats.drops; 2115 data[i+3] = ring->rx_stats.csum_err; 2116 data[i+4] = ring->rx_stats.alloc_failed; 2117 } while (u64_stats_fetch_retry_bh(&ring->rx_syncp, start)); 2118 i += IGB_RX_QUEUE_STATS_LEN; 2119 } 2120 spin_unlock(&adapter->stats64_lock); 2121} 2122 2123static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data) 2124{ 2125 struct igb_adapter *adapter = netdev_priv(netdev); 2126 u8 *p = data; 2127 int i; 2128 2129 switch (stringset) { 2130 case ETH_SS_TEST: 2131 memcpy(data, *igb_gstrings_test, 2132 IGB_TEST_LEN*ETH_GSTRING_LEN); 2133 break; 2134 case ETH_SS_STATS: 2135 for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { 2136 memcpy(p, igb_gstrings_stats[i].stat_string, 2137 ETH_GSTRING_LEN); 2138 p += ETH_GSTRING_LEN; 2139 } 2140 for (i = 0; i < IGB_NETDEV_STATS_LEN; i++) { 2141 memcpy(p, igb_gstrings_net_stats[i].stat_string, 2142 ETH_GSTRING_LEN); 2143 p += ETH_GSTRING_LEN; 2144 } 2145 for (i = 0; i < adapter->num_tx_queues; i++) { 2146 sprintf(p, "tx_queue_%u_packets", i); 2147 p += ETH_GSTRING_LEN; 2148 sprintf(p, "tx_queue_%u_bytes", i); 2149 p += ETH_GSTRING_LEN; 2150 sprintf(p, "tx_queue_%u_restart", i); 2151 p += ETH_GSTRING_LEN; 2152 } 2153 for (i = 0; i < adapter->num_rx_queues; i++) { 2154 sprintf(p, "rx_queue_%u_packets", i); 2155 p += ETH_GSTRING_LEN; 2156 sprintf(p, "rx_queue_%u_bytes", i); 2157 p += ETH_GSTRING_LEN; 2158 sprintf(p, "rx_queue_%u_drops", i); 2159 p += ETH_GSTRING_LEN; 2160 sprintf(p, "rx_queue_%u_csum_err", i); 2161 p += ETH_GSTRING_LEN; 2162 sprintf(p, "rx_queue_%u_alloc_failed", i); 2163 p += ETH_GSTRING_LEN; 2164 } 2165/* BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */ 2166 break; 2167 } 2168} 2169 2170static const struct ethtool_ops igb_ethtool_ops = { 2171 .get_settings = igb_get_settings, 2172 .set_settings = igb_set_settings, 2173 .get_drvinfo = igb_get_drvinfo, 2174 .get_regs_len = igb_get_regs_len, 2175 .get_regs = igb_get_regs, 2176 .get_wol = igb_get_wol, 2177 .set_wol = igb_set_wol, 2178 .get_msglevel = igb_get_msglevel, 2179 .set_msglevel = igb_set_msglevel, 2180 .nway_reset = igb_nway_reset, 2181 .get_link = igb_get_link, 2182 .get_eeprom_len = igb_get_eeprom_len, 2183 .get_eeprom = igb_get_eeprom, 2184 .set_eeprom = igb_set_eeprom, 2185 .get_ringparam = igb_get_ringparam, 2186 .set_ringparam = igb_set_ringparam, 2187 .get_pauseparam = igb_get_pauseparam, 2188 .set_pauseparam = igb_set_pauseparam, 2189 .self_test = igb_diag_test, 2190 .get_strings = igb_get_strings, 2191 .set_phys_id = igb_set_phys_id, 2192 .get_sset_count = igb_get_sset_count, 2193 .get_ethtool_stats = igb_get_ethtool_stats, 2194 .get_coalesce = igb_get_coalesce, 2195 .set_coalesce = igb_set_coalesce, 2196}; 2197 2198void igb_set_ethtool_ops(struct net_device *netdev) 2199{ 2200 SET_ETHTOOL_OPS(netdev, &igb_ethtool_ops); 2201} 2202