1/******************************************************************************* 2 3 Intel PRO/10GbE Linux driver 4 Copyright(c) 1999 - 2006 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 Linux NICS <linux.nics@intel.com> 24 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> 25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 26 27*******************************************************************************/ 28 29/* ethtool support for ixgb */ 30 31#include "ixgb.h" 32 33#include <asm/uaccess.h> 34 35extern char ixgb_driver_name[]; 36extern char ixgb_driver_version[]; 37 38extern int ixgb_up(struct ixgb_adapter *adapter); 39extern void ixgb_down(struct ixgb_adapter *adapter, boolean_t kill_watchdog); 40extern void ixgb_reset(struct ixgb_adapter *adapter); 41extern int ixgb_setup_rx_resources(struct ixgb_adapter *adapter); 42extern int ixgb_setup_tx_resources(struct ixgb_adapter *adapter); 43extern void ixgb_free_rx_resources(struct ixgb_adapter *adapter); 44extern void ixgb_free_tx_resources(struct ixgb_adapter *adapter); 45extern void ixgb_update_stats(struct ixgb_adapter *adapter); 46 47#define IXGB_ALL_RAR_ENTRIES 16 48 49struct ixgb_stats { 50 char stat_string[ETH_GSTRING_LEN]; 51 int sizeof_stat; 52 int stat_offset; 53}; 54 55#define IXGB_STAT(m) sizeof(((struct ixgb_adapter *)0)->m), \ 56 offsetof(struct ixgb_adapter, m) 57static struct ixgb_stats ixgb_gstrings_stats[] = { 58 {"rx_packets", IXGB_STAT(net_stats.rx_packets)}, 59 {"tx_packets", IXGB_STAT(net_stats.tx_packets)}, 60 {"rx_bytes", IXGB_STAT(net_stats.rx_bytes)}, 61 {"tx_bytes", IXGB_STAT(net_stats.tx_bytes)}, 62 {"rx_errors", IXGB_STAT(net_stats.rx_errors)}, 63 {"tx_errors", IXGB_STAT(net_stats.tx_errors)}, 64 {"rx_dropped", IXGB_STAT(net_stats.rx_dropped)}, 65 {"tx_dropped", IXGB_STAT(net_stats.tx_dropped)}, 66 {"multicast", IXGB_STAT(net_stats.multicast)}, 67 {"collisions", IXGB_STAT(net_stats.collisions)}, 68 69/* { "rx_length_errors", IXGB_STAT(net_stats.rx_length_errors) }, */ 70 {"rx_over_errors", IXGB_STAT(net_stats.rx_over_errors)}, 71 {"rx_crc_errors", IXGB_STAT(net_stats.rx_crc_errors)}, 72 {"rx_frame_errors", IXGB_STAT(net_stats.rx_frame_errors)}, 73 {"rx_fifo_errors", IXGB_STAT(net_stats.rx_fifo_errors)}, 74 {"rx_missed_errors", IXGB_STAT(net_stats.rx_missed_errors)}, 75 {"tx_aborted_errors", IXGB_STAT(net_stats.tx_aborted_errors)}, 76 {"tx_carrier_errors", IXGB_STAT(net_stats.tx_carrier_errors)}, 77 {"tx_fifo_errors", IXGB_STAT(net_stats.tx_fifo_errors)}, 78 {"tx_heartbeat_errors", IXGB_STAT(net_stats.tx_heartbeat_errors)}, 79 {"tx_window_errors", IXGB_STAT(net_stats.tx_window_errors)}, 80 {"tx_deferred_ok", IXGB_STAT(stats.dc)}, 81 {"tx_timeout_count", IXGB_STAT(tx_timeout_count) }, 82 {"tx_restart_queue", IXGB_STAT(restart_queue) }, 83 {"rx_long_length_errors", IXGB_STAT(stats.roc)}, 84 {"rx_short_length_errors", IXGB_STAT(stats.ruc)}, 85 {"tx_tcp_seg_good", IXGB_STAT(stats.tsctc)}, 86 {"tx_tcp_seg_failed", IXGB_STAT(stats.tsctfc)}, 87 {"rx_flow_control_xon", IXGB_STAT(stats.xonrxc)}, 88 {"rx_flow_control_xoff", IXGB_STAT(stats.xoffrxc)}, 89 {"tx_flow_control_xon", IXGB_STAT(stats.xontxc)}, 90 {"tx_flow_control_xoff", IXGB_STAT(stats.xofftxc)}, 91 {"rx_csum_offload_good", IXGB_STAT(hw_csum_rx_good)}, 92 {"rx_csum_offload_errors", IXGB_STAT(hw_csum_rx_error)}, 93 {"tx_csum_offload_good", IXGB_STAT(hw_csum_tx_good)}, 94 {"tx_csum_offload_errors", IXGB_STAT(hw_csum_tx_error)} 95}; 96 97#define IXGB_STATS_LEN \ 98 sizeof(ixgb_gstrings_stats) / sizeof(struct ixgb_stats) 99 100static int 101ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) 102{ 103 struct ixgb_adapter *adapter = netdev_priv(netdev); 104 105 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE); 106 ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE); 107 ecmd->port = PORT_FIBRE; 108 ecmd->transceiver = XCVR_EXTERNAL; 109 110 if(netif_carrier_ok(adapter->netdev)) { 111 ecmd->speed = SPEED_10000; 112 ecmd->duplex = DUPLEX_FULL; 113 } else { 114 ecmd->speed = -1; 115 ecmd->duplex = -1; 116 } 117 118 ecmd->autoneg = AUTONEG_DISABLE; 119 return 0; 120} 121 122static void ixgb_set_speed_duplex(struct net_device *netdev) 123{ 124 struct ixgb_adapter *adapter = netdev_priv(netdev); 125 /* be optimistic about our link, since we were up before */ 126 adapter->link_speed = 10000; 127 adapter->link_duplex = FULL_DUPLEX; 128 netif_carrier_on(netdev); 129 netif_wake_queue(netdev); 130} 131 132static int 133ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) 134{ 135 struct ixgb_adapter *adapter = netdev_priv(netdev); 136 137 if(ecmd->autoneg == AUTONEG_ENABLE || 138 ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL) 139 return -EINVAL; 140 141 if(netif_running(adapter->netdev)) { 142 ixgb_down(adapter, TRUE); 143 ixgb_reset(adapter); 144 ixgb_up(adapter); 145 ixgb_set_speed_duplex(netdev); 146 } else 147 ixgb_reset(adapter); 148 149 return 0; 150} 151 152static void 153ixgb_get_pauseparam(struct net_device *netdev, 154 struct ethtool_pauseparam *pause) 155{ 156 struct ixgb_adapter *adapter = netdev_priv(netdev); 157 struct ixgb_hw *hw = &adapter->hw; 158 159 pause->autoneg = AUTONEG_DISABLE; 160 161 if(hw->fc.type == ixgb_fc_rx_pause) 162 pause->rx_pause = 1; 163 else if(hw->fc.type == ixgb_fc_tx_pause) 164 pause->tx_pause = 1; 165 else if(hw->fc.type == ixgb_fc_full) { 166 pause->rx_pause = 1; 167 pause->tx_pause = 1; 168 } 169} 170 171static int 172ixgb_set_pauseparam(struct net_device *netdev, 173 struct ethtool_pauseparam *pause) 174{ 175 struct ixgb_adapter *adapter = netdev_priv(netdev); 176 struct ixgb_hw *hw = &adapter->hw; 177 178 if(pause->autoneg == AUTONEG_ENABLE) 179 return -EINVAL; 180 181 if(pause->rx_pause && pause->tx_pause) 182 hw->fc.type = ixgb_fc_full; 183 else if(pause->rx_pause && !pause->tx_pause) 184 hw->fc.type = ixgb_fc_rx_pause; 185 else if(!pause->rx_pause && pause->tx_pause) 186 hw->fc.type = ixgb_fc_tx_pause; 187 else if(!pause->rx_pause && !pause->tx_pause) 188 hw->fc.type = ixgb_fc_none; 189 190 if(netif_running(adapter->netdev)) { 191 ixgb_down(adapter, TRUE); 192 ixgb_up(adapter); 193 ixgb_set_speed_duplex(netdev); 194 } else 195 ixgb_reset(adapter); 196 197 return 0; 198} 199 200static uint32_t 201ixgb_get_rx_csum(struct net_device *netdev) 202{ 203 struct ixgb_adapter *adapter = netdev_priv(netdev); 204 205 return adapter->rx_csum; 206} 207 208static int 209ixgb_set_rx_csum(struct net_device *netdev, uint32_t data) 210{ 211 struct ixgb_adapter *adapter = netdev_priv(netdev); 212 213 adapter->rx_csum = data; 214 215 if(netif_running(netdev)) { 216 ixgb_down(adapter,TRUE); 217 ixgb_up(adapter); 218 ixgb_set_speed_duplex(netdev); 219 } else 220 ixgb_reset(adapter); 221 return 0; 222} 223 224static uint32_t 225ixgb_get_tx_csum(struct net_device *netdev) 226{ 227 return (netdev->features & NETIF_F_HW_CSUM) != 0; 228} 229 230static int 231ixgb_set_tx_csum(struct net_device *netdev, uint32_t data) 232{ 233 if (data) 234 netdev->features |= NETIF_F_HW_CSUM; 235 else 236 netdev->features &= ~NETIF_F_HW_CSUM; 237 238 return 0; 239} 240 241static int 242ixgb_set_tso(struct net_device *netdev, uint32_t data) 243{ 244 if(data) 245 netdev->features |= NETIF_F_TSO; 246 else 247 netdev->features &= ~NETIF_F_TSO; 248 return 0; 249} 250 251static uint32_t 252ixgb_get_msglevel(struct net_device *netdev) 253{ 254 struct ixgb_adapter *adapter = netdev_priv(netdev); 255 return adapter->msg_enable; 256} 257 258static void 259ixgb_set_msglevel(struct net_device *netdev, uint32_t data) 260{ 261 struct ixgb_adapter *adapter = netdev_priv(netdev); 262 adapter->msg_enable = data; 263} 264#define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_ 265 266static int 267ixgb_get_regs_len(struct net_device *netdev) 268{ 269#define IXGB_REG_DUMP_LEN 136*sizeof(uint32_t) 270 return IXGB_REG_DUMP_LEN; 271} 272 273static void 274ixgb_get_regs(struct net_device *netdev, 275 struct ethtool_regs *regs, void *p) 276{ 277 struct ixgb_adapter *adapter = netdev_priv(netdev); 278 struct ixgb_hw *hw = &adapter->hw; 279 uint32_t *reg = p; 280 uint32_t *reg_start = reg; 281 uint8_t i; 282 283 /* the 1 (one) below indicates an attempt at versioning, if the 284 * interface in ethtool or the driver changes, this 1 should be 285 * incremented */ 286 regs->version = (1<<24) | hw->revision_id << 16 | hw->device_id; 287 288 /* General Registers */ 289 *reg++ = IXGB_READ_REG(hw, CTRL0); /* 0 */ 290 *reg++ = IXGB_READ_REG(hw, CTRL1); /* 1 */ 291 *reg++ = IXGB_READ_REG(hw, STATUS); /* 2 */ 292 *reg++ = IXGB_READ_REG(hw, EECD); /* 3 */ 293 *reg++ = IXGB_READ_REG(hw, MFS); /* 4 */ 294 295 /* Interrupt */ 296 *reg++ = IXGB_READ_REG(hw, ICR); /* 5 */ 297 *reg++ = IXGB_READ_REG(hw, ICS); /* 6 */ 298 *reg++ = IXGB_READ_REG(hw, IMS); /* 7 */ 299 *reg++ = IXGB_READ_REG(hw, IMC); /* 8 */ 300 301 /* Receive */ 302 *reg++ = IXGB_READ_REG(hw, RCTL); /* 9 */ 303 *reg++ = IXGB_READ_REG(hw, FCRTL); /* 10 */ 304 *reg++ = IXGB_READ_REG(hw, FCRTH); /* 11 */ 305 *reg++ = IXGB_READ_REG(hw, RDBAL); /* 12 */ 306 *reg++ = IXGB_READ_REG(hw, RDBAH); /* 13 */ 307 *reg++ = IXGB_READ_REG(hw, RDLEN); /* 14 */ 308 *reg++ = IXGB_READ_REG(hw, RDH); /* 15 */ 309 *reg++ = IXGB_READ_REG(hw, RDT); /* 16 */ 310 *reg++ = IXGB_READ_REG(hw, RDTR); /* 17 */ 311 *reg++ = IXGB_READ_REG(hw, RXDCTL); /* 18 */ 312 *reg++ = IXGB_READ_REG(hw, RAIDC); /* 19 */ 313 *reg++ = IXGB_READ_REG(hw, RXCSUM); /* 20 */ 314 315 /* there are 16 RAR entries in hardware, we only use 3 */ 316 for(i = 0; i < IXGB_ALL_RAR_ENTRIES; i++) { 317 *reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */ 318 *reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */ 319 } 320 321 /* Transmit */ 322 *reg++ = IXGB_READ_REG(hw, TCTL); /* 53 */ 323 *reg++ = IXGB_READ_REG(hw, TDBAL); /* 54 */ 324 *reg++ = IXGB_READ_REG(hw, TDBAH); /* 55 */ 325 *reg++ = IXGB_READ_REG(hw, TDLEN); /* 56 */ 326 *reg++ = IXGB_READ_REG(hw, TDH); /* 57 */ 327 *reg++ = IXGB_READ_REG(hw, TDT); /* 58 */ 328 *reg++ = IXGB_READ_REG(hw, TIDV); /* 59 */ 329 *reg++ = IXGB_READ_REG(hw, TXDCTL); /* 60 */ 330 *reg++ = IXGB_READ_REG(hw, TSPMT); /* 61 */ 331 *reg++ = IXGB_READ_REG(hw, PAP); /* 62 */ 332 333 /* Physical */ 334 *reg++ = IXGB_READ_REG(hw, PCSC1); /* 63 */ 335 *reg++ = IXGB_READ_REG(hw, PCSC2); /* 64 */ 336 *reg++ = IXGB_READ_REG(hw, PCSS1); /* 65 */ 337 *reg++ = IXGB_READ_REG(hw, PCSS2); /* 66 */ 338 *reg++ = IXGB_READ_REG(hw, XPCSS); /* 67 */ 339 *reg++ = IXGB_READ_REG(hw, UCCR); /* 68 */ 340 *reg++ = IXGB_READ_REG(hw, XPCSTC); /* 69 */ 341 *reg++ = IXGB_READ_REG(hw, MACA); /* 70 */ 342 *reg++ = IXGB_READ_REG(hw, APAE); /* 71 */ 343 *reg++ = IXGB_READ_REG(hw, ARD); /* 72 */ 344 *reg++ = IXGB_READ_REG(hw, AIS); /* 73 */ 345 *reg++ = IXGB_READ_REG(hw, MSCA); /* 74 */ 346 *reg++ = IXGB_READ_REG(hw, MSRWD); /* 75 */ 347 348 /* Statistics */ 349 *reg++ = IXGB_GET_STAT(adapter, tprl); /* 76 */ 350 *reg++ = IXGB_GET_STAT(adapter, tprh); /* 77 */ 351 *reg++ = IXGB_GET_STAT(adapter, gprcl); /* 78 */ 352 *reg++ = IXGB_GET_STAT(adapter, gprch); /* 79 */ 353 *reg++ = IXGB_GET_STAT(adapter, bprcl); /* 80 */ 354 *reg++ = IXGB_GET_STAT(adapter, bprch); /* 81 */ 355 *reg++ = IXGB_GET_STAT(adapter, mprcl); /* 82 */ 356 *reg++ = IXGB_GET_STAT(adapter, mprch); /* 83 */ 357 *reg++ = IXGB_GET_STAT(adapter, uprcl); /* 84 */ 358 *reg++ = IXGB_GET_STAT(adapter, uprch); /* 85 */ 359 *reg++ = IXGB_GET_STAT(adapter, vprcl); /* 86 */ 360 *reg++ = IXGB_GET_STAT(adapter, vprch); /* 87 */ 361 *reg++ = IXGB_GET_STAT(adapter, jprcl); /* 88 */ 362 *reg++ = IXGB_GET_STAT(adapter, jprch); /* 89 */ 363 *reg++ = IXGB_GET_STAT(adapter, gorcl); /* 90 */ 364 *reg++ = IXGB_GET_STAT(adapter, gorch); /* 91 */ 365 *reg++ = IXGB_GET_STAT(adapter, torl); /* 92 */ 366 *reg++ = IXGB_GET_STAT(adapter, torh); /* 93 */ 367 *reg++ = IXGB_GET_STAT(adapter, rnbc); /* 94 */ 368 *reg++ = IXGB_GET_STAT(adapter, ruc); /* 95 */ 369 *reg++ = IXGB_GET_STAT(adapter, roc); /* 96 */ 370 *reg++ = IXGB_GET_STAT(adapter, rlec); /* 97 */ 371 *reg++ = IXGB_GET_STAT(adapter, crcerrs); /* 98 */ 372 *reg++ = IXGB_GET_STAT(adapter, icbc); /* 99 */ 373 *reg++ = IXGB_GET_STAT(adapter, ecbc); /* 100 */ 374 *reg++ = IXGB_GET_STAT(adapter, mpc); /* 101 */ 375 *reg++ = IXGB_GET_STAT(adapter, tptl); /* 102 */ 376 *reg++ = IXGB_GET_STAT(adapter, tpth); /* 103 */ 377 *reg++ = IXGB_GET_STAT(adapter, gptcl); /* 104 */ 378 *reg++ = IXGB_GET_STAT(adapter, gptch); /* 105 */ 379 *reg++ = IXGB_GET_STAT(adapter, bptcl); /* 106 */ 380 *reg++ = IXGB_GET_STAT(adapter, bptch); /* 107 */ 381 *reg++ = IXGB_GET_STAT(adapter, mptcl); /* 108 */ 382 *reg++ = IXGB_GET_STAT(adapter, mptch); /* 109 */ 383 *reg++ = IXGB_GET_STAT(adapter, uptcl); /* 110 */ 384 *reg++ = IXGB_GET_STAT(adapter, uptch); /* 111 */ 385 *reg++ = IXGB_GET_STAT(adapter, vptcl); /* 112 */ 386 *reg++ = IXGB_GET_STAT(adapter, vptch); /* 113 */ 387 *reg++ = IXGB_GET_STAT(adapter, jptcl); /* 114 */ 388 *reg++ = IXGB_GET_STAT(adapter, jptch); /* 115 */ 389 *reg++ = IXGB_GET_STAT(adapter, gotcl); /* 116 */ 390 *reg++ = IXGB_GET_STAT(adapter, gotch); /* 117 */ 391 *reg++ = IXGB_GET_STAT(adapter, totl); /* 118 */ 392 *reg++ = IXGB_GET_STAT(adapter, toth); /* 119 */ 393 *reg++ = IXGB_GET_STAT(adapter, dc); /* 120 */ 394 *reg++ = IXGB_GET_STAT(adapter, plt64c); /* 121 */ 395 *reg++ = IXGB_GET_STAT(adapter, tsctc); /* 122 */ 396 *reg++ = IXGB_GET_STAT(adapter, tsctfc); /* 123 */ 397 *reg++ = IXGB_GET_STAT(adapter, ibic); /* 124 */ 398 *reg++ = IXGB_GET_STAT(adapter, rfc); /* 125 */ 399 *reg++ = IXGB_GET_STAT(adapter, lfc); /* 126 */ 400 *reg++ = IXGB_GET_STAT(adapter, pfrc); /* 127 */ 401 *reg++ = IXGB_GET_STAT(adapter, pftc); /* 128 */ 402 *reg++ = IXGB_GET_STAT(adapter, mcfrc); /* 129 */ 403 *reg++ = IXGB_GET_STAT(adapter, mcftc); /* 130 */ 404 *reg++ = IXGB_GET_STAT(adapter, xonrxc); /* 131 */ 405 *reg++ = IXGB_GET_STAT(adapter, xontxc); /* 132 */ 406 *reg++ = IXGB_GET_STAT(adapter, xoffrxc); /* 133 */ 407 *reg++ = IXGB_GET_STAT(adapter, xofftxc); /* 134 */ 408 *reg++ = IXGB_GET_STAT(adapter, rjc); /* 135 */ 409 410 regs->len = (reg - reg_start) * sizeof(uint32_t); 411} 412 413static int 414ixgb_get_eeprom_len(struct net_device *netdev) 415{ 416 /* return size in bytes */ 417 return (IXGB_EEPROM_SIZE << 1); 418} 419 420static int 421ixgb_get_eeprom(struct net_device *netdev, 422 struct ethtool_eeprom *eeprom, uint8_t *bytes) 423{ 424 struct ixgb_adapter *adapter = netdev_priv(netdev); 425 struct ixgb_hw *hw = &adapter->hw; 426 uint16_t *eeprom_buff; 427 int i, max_len, first_word, last_word; 428 int ret_val = 0; 429 430 if(eeprom->len == 0) { 431 ret_val = -EINVAL; 432 goto geeprom_error; 433 } 434 435 eeprom->magic = hw->vendor_id | (hw->device_id << 16); 436 437 max_len = ixgb_get_eeprom_len(netdev); 438 439 if(eeprom->offset > eeprom->offset + eeprom->len) { 440 ret_val = -EINVAL; 441 goto geeprom_error; 442 } 443 444 if((eeprom->offset + eeprom->len) > max_len) 445 eeprom->len = (max_len - eeprom->offset); 446 447 first_word = eeprom->offset >> 1; 448 last_word = (eeprom->offset + eeprom->len - 1) >> 1; 449 450 eeprom_buff = kmalloc(sizeof(uint16_t) * 451 (last_word - first_word + 1), GFP_KERNEL); 452 if(!eeprom_buff) 453 return -ENOMEM; 454 455 /* note the eeprom was good because the driver loaded */ 456 for(i = 0; i <= (last_word - first_word); i++) { 457 eeprom_buff[i] = ixgb_get_eeprom_word(hw, (first_word + i)); 458 } 459 460 memcpy(bytes, (uint8_t *)eeprom_buff + (eeprom->offset & 1), 461 eeprom->len); 462 kfree(eeprom_buff); 463 464geeprom_error: 465 return ret_val; 466} 467 468static int 469ixgb_set_eeprom(struct net_device *netdev, 470 struct ethtool_eeprom *eeprom, uint8_t *bytes) 471{ 472 struct ixgb_adapter *adapter = netdev_priv(netdev); 473 struct ixgb_hw *hw = &adapter->hw; 474 uint16_t *eeprom_buff; 475 void *ptr; 476 int max_len, first_word, last_word; 477 uint16_t i; 478 479 if(eeprom->len == 0) 480 return -EINVAL; 481 482 if(eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) 483 return -EFAULT; 484 485 max_len = ixgb_get_eeprom_len(netdev); 486 487 if(eeprom->offset > eeprom->offset + eeprom->len) 488 return -EINVAL; 489 490 if((eeprom->offset + eeprom->len) > max_len) 491 eeprom->len = (max_len - eeprom->offset); 492 493 first_word = eeprom->offset >> 1; 494 last_word = (eeprom->offset + eeprom->len - 1) >> 1; 495 eeprom_buff = kmalloc(max_len, GFP_KERNEL); 496 if(!eeprom_buff) 497 return -ENOMEM; 498 499 ptr = (void *)eeprom_buff; 500 501 if(eeprom->offset & 1) { 502 /* need read/modify/write of first changed EEPROM word */ 503 /* only the second byte of the word is being modified */ 504 eeprom_buff[0] = ixgb_read_eeprom(hw, first_word); 505 ptr++; 506 } 507 if((eeprom->offset + eeprom->len) & 1) { 508 /* need read/modify/write of last changed EEPROM word */ 509 /* only the first byte of the word is being modified */ 510 eeprom_buff[last_word - first_word] 511 = ixgb_read_eeprom(hw, last_word); 512 } 513 514 memcpy(ptr, bytes, eeprom->len); 515 for(i = 0; i <= (last_word - first_word); i++) 516 ixgb_write_eeprom(hw, first_word + i, eeprom_buff[i]); 517 518 /* Update the checksum over the first part of the EEPROM if needed */ 519 if(first_word <= EEPROM_CHECKSUM_REG) 520 ixgb_update_eeprom_checksum(hw); 521 522 kfree(eeprom_buff); 523 return 0; 524} 525 526static void 527ixgb_get_drvinfo(struct net_device *netdev, 528 struct ethtool_drvinfo *drvinfo) 529{ 530 struct ixgb_adapter *adapter = netdev_priv(netdev); 531 532 strncpy(drvinfo->driver, ixgb_driver_name, 32); 533 strncpy(drvinfo->version, ixgb_driver_version, 32); 534 strncpy(drvinfo->fw_version, "N/A", 32); 535 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); 536 drvinfo->n_stats = IXGB_STATS_LEN; 537 drvinfo->regdump_len = ixgb_get_regs_len(netdev); 538 drvinfo->eedump_len = ixgb_get_eeprom_len(netdev); 539} 540 541static void 542ixgb_get_ringparam(struct net_device *netdev, 543 struct ethtool_ringparam *ring) 544{ 545 struct ixgb_adapter *adapter = netdev_priv(netdev); 546 struct ixgb_desc_ring *txdr = &adapter->tx_ring; 547 struct ixgb_desc_ring *rxdr = &adapter->rx_ring; 548 549 ring->rx_max_pending = MAX_RXD; 550 ring->tx_max_pending = MAX_TXD; 551 ring->rx_mini_max_pending = 0; 552 ring->rx_jumbo_max_pending = 0; 553 ring->rx_pending = rxdr->count; 554 ring->tx_pending = txdr->count; 555 ring->rx_mini_pending = 0; 556 ring->rx_jumbo_pending = 0; 557} 558 559static int 560ixgb_set_ringparam(struct net_device *netdev, 561 struct ethtool_ringparam *ring) 562{ 563 struct ixgb_adapter *adapter = netdev_priv(netdev); 564 struct ixgb_desc_ring *txdr = &adapter->tx_ring; 565 struct ixgb_desc_ring *rxdr = &adapter->rx_ring; 566 struct ixgb_desc_ring tx_old, tx_new, rx_old, rx_new; 567 int err; 568 569 tx_old = adapter->tx_ring; 570 rx_old = adapter->rx_ring; 571 572 if((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) 573 return -EINVAL; 574 575 if(netif_running(adapter->netdev)) 576 ixgb_down(adapter,TRUE); 577 578 rxdr->count = max(ring->rx_pending,(uint32_t)MIN_RXD); 579 rxdr->count = min(rxdr->count,(uint32_t)MAX_RXD); 580 rxdr->count = ALIGN(rxdr->count, IXGB_REQ_RX_DESCRIPTOR_MULTIPLE); 581 582 txdr->count = max(ring->tx_pending,(uint32_t)MIN_TXD); 583 txdr->count = min(txdr->count,(uint32_t)MAX_TXD); 584 txdr->count = ALIGN(txdr->count, IXGB_REQ_TX_DESCRIPTOR_MULTIPLE); 585 586 if(netif_running(adapter->netdev)) { 587 /* Try to get new resources before deleting old */ 588 if((err = ixgb_setup_rx_resources(adapter))) 589 goto err_setup_rx; 590 if((err = ixgb_setup_tx_resources(adapter))) 591 goto err_setup_tx; 592 593 /* save the new, restore the old in order to free it, 594 * then restore the new back again */ 595 596 rx_new = adapter->rx_ring; 597 tx_new = adapter->tx_ring; 598 adapter->rx_ring = rx_old; 599 adapter->tx_ring = tx_old; 600 ixgb_free_rx_resources(adapter); 601 ixgb_free_tx_resources(adapter); 602 adapter->rx_ring = rx_new; 603 adapter->tx_ring = tx_new; 604 if((err = ixgb_up(adapter))) 605 return err; 606 ixgb_set_speed_duplex(netdev); 607 } 608 609 return 0; 610err_setup_tx: 611 ixgb_free_rx_resources(adapter); 612err_setup_rx: 613 adapter->rx_ring = rx_old; 614 adapter->tx_ring = tx_old; 615 ixgb_up(adapter); 616 return err; 617} 618 619/* toggle LED 4 times per second = 2 "blinks" per second */ 620#define IXGB_ID_INTERVAL (HZ/4) 621 622/* bit defines for adapter->led_status */ 623#define IXGB_LED_ON 0 624 625static void 626ixgb_led_blink_callback(unsigned long data) 627{ 628 struct ixgb_adapter *adapter = (struct ixgb_adapter *)data; 629 630 if(test_and_change_bit(IXGB_LED_ON, &adapter->led_status)) 631 ixgb_led_off(&adapter->hw); 632 else 633 ixgb_led_on(&adapter->hw); 634 635 mod_timer(&adapter->blink_timer, jiffies + IXGB_ID_INTERVAL); 636} 637 638static int 639ixgb_phys_id(struct net_device *netdev, uint32_t data) 640{ 641 struct ixgb_adapter *adapter = netdev_priv(netdev); 642 643 if(!data || data > (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ)) 644 data = (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ); 645 646 if(!adapter->blink_timer.function) { 647 init_timer(&adapter->blink_timer); 648 adapter->blink_timer.function = ixgb_led_blink_callback; 649 adapter->blink_timer.data = (unsigned long)adapter; 650 } 651 652 mod_timer(&adapter->blink_timer, jiffies); 653 654 msleep_interruptible(data * 1000); 655 del_timer_sync(&adapter->blink_timer); 656 ixgb_led_off(&adapter->hw); 657 clear_bit(IXGB_LED_ON, &adapter->led_status); 658 659 return 0; 660} 661 662static int 663ixgb_get_stats_count(struct net_device *netdev) 664{ 665 return IXGB_STATS_LEN; 666} 667 668static void 669ixgb_get_ethtool_stats(struct net_device *netdev, 670 struct ethtool_stats *stats, uint64_t *data) 671{ 672 struct ixgb_adapter *adapter = netdev_priv(netdev); 673 int i; 674 675 ixgb_update_stats(adapter); 676 for(i = 0; i < IXGB_STATS_LEN; i++) { 677 char *p = (char *)adapter+ixgb_gstrings_stats[i].stat_offset; 678 data[i] = (ixgb_gstrings_stats[i].sizeof_stat == 679 sizeof(uint64_t)) ? *(uint64_t *)p : *(uint32_t *)p; 680 } 681} 682 683static void 684ixgb_get_strings(struct net_device *netdev, uint32_t stringset, uint8_t *data) 685{ 686 int i; 687 688 switch(stringset) { 689 case ETH_SS_STATS: 690 for(i=0; i < IXGB_STATS_LEN; i++) { 691 memcpy(data + i * ETH_GSTRING_LEN, 692 ixgb_gstrings_stats[i].stat_string, 693 ETH_GSTRING_LEN); 694 } 695 break; 696 } 697} 698 699static const struct ethtool_ops ixgb_ethtool_ops = { 700 .get_settings = ixgb_get_settings, 701 .set_settings = ixgb_set_settings, 702 .get_drvinfo = ixgb_get_drvinfo, 703 .get_regs_len = ixgb_get_regs_len, 704 .get_regs = ixgb_get_regs, 705 .get_link = ethtool_op_get_link, 706 .get_eeprom_len = ixgb_get_eeprom_len, 707 .get_eeprom = ixgb_get_eeprom, 708 .set_eeprom = ixgb_set_eeprom, 709 .get_ringparam = ixgb_get_ringparam, 710 .set_ringparam = ixgb_set_ringparam, 711 .get_pauseparam = ixgb_get_pauseparam, 712 .set_pauseparam = ixgb_set_pauseparam, 713 .get_rx_csum = ixgb_get_rx_csum, 714 .set_rx_csum = ixgb_set_rx_csum, 715 .get_tx_csum = ixgb_get_tx_csum, 716 .set_tx_csum = ixgb_set_tx_csum, 717 .get_sg = ethtool_op_get_sg, 718 .set_sg = ethtool_op_set_sg, 719 .get_msglevel = ixgb_get_msglevel, 720 .set_msglevel = ixgb_set_msglevel, 721 .get_tso = ethtool_op_get_tso, 722 .set_tso = ixgb_set_tso, 723 .get_strings = ixgb_get_strings, 724 .phys_id = ixgb_phys_id, 725 .get_stats_count = ixgb_get_stats_count, 726 .get_ethtool_stats = ixgb_get_ethtool_stats, 727 .get_perm_addr = ethtool_op_get_perm_addr, 728}; 729 730void ixgb_set_ethtool_ops(struct net_device *netdev) 731{ 732 SET_ETHTOOL_OPS(netdev, &ixgb_ethtool_ops); 733} 734