Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * net/core/ethtool.c - Ethtool ioctl handler |
| 3 | * Copyright (c) 2003 Matthew Wilcox <matthew@wil.cx> |
| 4 | * |
| 5 | * This file is where we call all the ethtool_ops commands to get |
Matthew Wilcox | 61a44b9 | 2007-07-31 14:00:02 -0700 | [diff] [blame^] | 6 | * the information ethtool needs. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | * |
Matthew Wilcox | 61a44b9 | 2007-07-31 14:00:02 -0700 | [diff] [blame^] | 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 12 | */ |
| 13 | |
| 14 | #include <linux/module.h> |
| 15 | #include <linux/types.h> |
Randy Dunlap | 4fc268d | 2006-01-11 12:17:47 -0800 | [diff] [blame] | 16 | #include <linux/capability.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 17 | #include <linux/errno.h> |
| 18 | #include <linux/ethtool.h> |
| 19 | #include <linux/netdevice.h> |
| 20 | #include <asm/uaccess.h> |
| 21 | |
YOSHIFUJI Hideaki | 4ec93ed | 2007-02-09 23:24:36 +0900 | [diff] [blame] | 22 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | * Some useful ethtool_ops methods that're device independent. |
| 24 | * If we find that all drivers want to do the same thing here, |
| 25 | * we can turn these into dev_() function calls. |
| 26 | */ |
| 27 | |
| 28 | u32 ethtool_op_get_link(struct net_device *dev) |
| 29 | { |
| 30 | return netif_carrier_ok(dev) ? 1 : 0; |
| 31 | } |
| 32 | |
| 33 | u32 ethtool_op_get_tx_csum(struct net_device *dev) |
| 34 | { |
Herbert Xu | 8648b30 | 2006-06-17 22:06:05 -0700 | [diff] [blame] | 35 | return (dev->features & NETIF_F_ALL_CSUM) != 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 36 | } |
| 37 | |
| 38 | int ethtool_op_set_tx_csum(struct net_device *dev, u32 data) |
| 39 | { |
| 40 | if (data) |
| 41 | dev->features |= NETIF_F_IP_CSUM; |
| 42 | else |
| 43 | dev->features &= ~NETIF_F_IP_CSUM; |
| 44 | |
| 45 | return 0; |
| 46 | } |
| 47 | |
Jon Mason | 69f6a0f | 2005-05-29 20:27:24 -0700 | [diff] [blame] | 48 | int ethtool_op_set_tx_hw_csum(struct net_device *dev, u32 data) |
| 49 | { |
| 50 | if (data) |
| 51 | dev->features |= NETIF_F_HW_CSUM; |
| 52 | else |
| 53 | dev->features &= ~NETIF_F_HW_CSUM; |
| 54 | |
| 55 | return 0; |
| 56 | } |
Michael Chan | 6460d94 | 2007-07-14 19:07:52 -0700 | [diff] [blame] | 57 | |
| 58 | int ethtool_op_set_tx_ipv6_csum(struct net_device *dev, u32 data) |
| 59 | { |
| 60 | if (data) |
| 61 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; |
| 62 | else |
| 63 | dev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM); |
| 64 | |
| 65 | return 0; |
| 66 | } |
| 67 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 68 | u32 ethtool_op_get_sg(struct net_device *dev) |
| 69 | { |
| 70 | return (dev->features & NETIF_F_SG) != 0; |
| 71 | } |
| 72 | |
| 73 | int ethtool_op_set_sg(struct net_device *dev, u32 data) |
| 74 | { |
| 75 | if (data) |
| 76 | dev->features |= NETIF_F_SG; |
| 77 | else |
| 78 | dev->features &= ~NETIF_F_SG; |
| 79 | |
| 80 | return 0; |
| 81 | } |
| 82 | |
| 83 | u32 ethtool_op_get_tso(struct net_device *dev) |
| 84 | { |
| 85 | return (dev->features & NETIF_F_TSO) != 0; |
| 86 | } |
| 87 | |
| 88 | int ethtool_op_set_tso(struct net_device *dev, u32 data) |
| 89 | { |
| 90 | if (data) |
| 91 | dev->features |= NETIF_F_TSO; |
| 92 | else |
| 93 | dev->features &= ~NETIF_F_TSO; |
| 94 | |
| 95 | return 0; |
| 96 | } |
| 97 | |
Jon Wetzel | a6f9a70 | 2005-08-20 17:15:54 -0700 | [diff] [blame] | 98 | int ethtool_op_get_perm_addr(struct net_device *dev, struct ethtool_perm_addr *addr, u8 *data) |
| 99 | { |
| 100 | unsigned char len = dev->addr_len; |
| 101 | if ( addr->size < len ) |
| 102 | return -ETOOSMALL; |
YOSHIFUJI Hideaki | 4ec93ed | 2007-02-09 23:24:36 +0900 | [diff] [blame] | 103 | |
Jon Wetzel | a6f9a70 | 2005-08-20 17:15:54 -0700 | [diff] [blame] | 104 | addr->size = len; |
| 105 | memcpy(data, dev->perm_addr, len); |
| 106 | return 0; |
| 107 | } |
YOSHIFUJI Hideaki | 4ec93ed | 2007-02-09 23:24:36 +0900 | [diff] [blame] | 108 | |
Jon Wetzel | a6f9a70 | 2005-08-20 17:15:54 -0700 | [diff] [blame] | 109 | |
Ananda Raju | e89e9cf | 2005-10-18 15:46:41 -0700 | [diff] [blame] | 110 | u32 ethtool_op_get_ufo(struct net_device *dev) |
| 111 | { |
| 112 | return (dev->features & NETIF_F_UFO) != 0; |
| 113 | } |
| 114 | |
| 115 | int ethtool_op_set_ufo(struct net_device *dev, u32 data) |
| 116 | { |
| 117 | if (data) |
| 118 | dev->features |= NETIF_F_UFO; |
| 119 | else |
| 120 | dev->features &= ~NETIF_F_UFO; |
| 121 | return 0; |
| 122 | } |
| 123 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 124 | /* Handlers for each ethtool command */ |
| 125 | |
| 126 | static int ethtool_get_settings(struct net_device *dev, void __user *useraddr) |
| 127 | { |
| 128 | struct ethtool_cmd cmd = { ETHTOOL_GSET }; |
| 129 | int err; |
| 130 | |
| 131 | if (!dev->ethtool_ops->get_settings) |
| 132 | return -EOPNOTSUPP; |
| 133 | |
| 134 | err = dev->ethtool_ops->get_settings(dev, &cmd); |
| 135 | if (err < 0) |
| 136 | return err; |
| 137 | |
| 138 | if (copy_to_user(useraddr, &cmd, sizeof(cmd))) |
| 139 | return -EFAULT; |
| 140 | return 0; |
| 141 | } |
| 142 | |
| 143 | static int ethtool_set_settings(struct net_device *dev, void __user *useraddr) |
| 144 | { |
| 145 | struct ethtool_cmd cmd; |
| 146 | |
| 147 | if (!dev->ethtool_ops->set_settings) |
| 148 | return -EOPNOTSUPP; |
| 149 | |
| 150 | if (copy_from_user(&cmd, useraddr, sizeof(cmd))) |
| 151 | return -EFAULT; |
| 152 | |
| 153 | return dev->ethtool_ops->set_settings(dev, &cmd); |
| 154 | } |
| 155 | |
| 156 | static int ethtool_get_drvinfo(struct net_device *dev, void __user *useraddr) |
| 157 | { |
| 158 | struct ethtool_drvinfo info; |
Stephen Hemminger | 76fd859 | 2006-09-08 11:16:13 -0700 | [diff] [blame] | 159 | const struct ethtool_ops *ops = dev->ethtool_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 160 | |
| 161 | if (!ops->get_drvinfo) |
| 162 | return -EOPNOTSUPP; |
| 163 | |
| 164 | memset(&info, 0, sizeof(info)); |
| 165 | info.cmd = ETHTOOL_GDRVINFO; |
| 166 | ops->get_drvinfo(dev, &info); |
| 167 | |
| 168 | if (ops->self_test_count) |
| 169 | info.testinfo_len = ops->self_test_count(dev); |
| 170 | if (ops->get_stats_count) |
| 171 | info.n_stats = ops->get_stats_count(dev); |
| 172 | if (ops->get_regs_len) |
| 173 | info.regdump_len = ops->get_regs_len(dev); |
| 174 | if (ops->get_eeprom_len) |
| 175 | info.eedump_len = ops->get_eeprom_len(dev); |
| 176 | |
| 177 | if (copy_to_user(useraddr, &info, sizeof(info))) |
| 178 | return -EFAULT; |
| 179 | return 0; |
| 180 | } |
| 181 | |
| 182 | static int ethtool_get_regs(struct net_device *dev, char __user *useraddr) |
| 183 | { |
| 184 | struct ethtool_regs regs; |
Stephen Hemminger | 76fd859 | 2006-09-08 11:16:13 -0700 | [diff] [blame] | 185 | const struct ethtool_ops *ops = dev->ethtool_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 186 | void *regbuf; |
| 187 | int reglen, ret; |
| 188 | |
| 189 | if (!ops->get_regs || !ops->get_regs_len) |
| 190 | return -EOPNOTSUPP; |
| 191 | |
| 192 | if (copy_from_user(®s, useraddr, sizeof(regs))) |
| 193 | return -EFAULT; |
| 194 | |
| 195 | reglen = ops->get_regs_len(dev); |
| 196 | if (regs.len > reglen) |
| 197 | regs.len = reglen; |
| 198 | |
| 199 | regbuf = kmalloc(reglen, GFP_USER); |
| 200 | if (!regbuf) |
| 201 | return -ENOMEM; |
| 202 | |
| 203 | ops->get_regs(dev, ®s, regbuf); |
| 204 | |
| 205 | ret = -EFAULT; |
| 206 | if (copy_to_user(useraddr, ®s, sizeof(regs))) |
| 207 | goto out; |
| 208 | useraddr += offsetof(struct ethtool_regs, data); |
| 209 | if (copy_to_user(useraddr, regbuf, regs.len)) |
| 210 | goto out; |
| 211 | ret = 0; |
| 212 | |
| 213 | out: |
| 214 | kfree(regbuf); |
| 215 | return ret; |
| 216 | } |
| 217 | |
| 218 | static int ethtool_get_wol(struct net_device *dev, char __user *useraddr) |
| 219 | { |
| 220 | struct ethtool_wolinfo wol = { ETHTOOL_GWOL }; |
| 221 | |
| 222 | if (!dev->ethtool_ops->get_wol) |
| 223 | return -EOPNOTSUPP; |
| 224 | |
| 225 | dev->ethtool_ops->get_wol(dev, &wol); |
| 226 | |
| 227 | if (copy_to_user(useraddr, &wol, sizeof(wol))) |
| 228 | return -EFAULT; |
| 229 | return 0; |
| 230 | } |
| 231 | |
| 232 | static int ethtool_set_wol(struct net_device *dev, char __user *useraddr) |
| 233 | { |
| 234 | struct ethtool_wolinfo wol; |
| 235 | |
| 236 | if (!dev->ethtool_ops->set_wol) |
| 237 | return -EOPNOTSUPP; |
| 238 | |
| 239 | if (copy_from_user(&wol, useraddr, sizeof(wol))) |
| 240 | return -EFAULT; |
| 241 | |
| 242 | return dev->ethtool_ops->set_wol(dev, &wol); |
| 243 | } |
| 244 | |
| 245 | static int ethtool_get_msglevel(struct net_device *dev, char __user *useraddr) |
| 246 | { |
| 247 | struct ethtool_value edata = { ETHTOOL_GMSGLVL }; |
| 248 | |
| 249 | if (!dev->ethtool_ops->get_msglevel) |
| 250 | return -EOPNOTSUPP; |
| 251 | |
| 252 | edata.data = dev->ethtool_ops->get_msglevel(dev); |
| 253 | |
| 254 | if (copy_to_user(useraddr, &edata, sizeof(edata))) |
| 255 | return -EFAULT; |
| 256 | return 0; |
| 257 | } |
| 258 | |
| 259 | static int ethtool_set_msglevel(struct net_device *dev, char __user *useraddr) |
| 260 | { |
| 261 | struct ethtool_value edata; |
| 262 | |
| 263 | if (!dev->ethtool_ops->set_msglevel) |
| 264 | return -EOPNOTSUPP; |
| 265 | |
| 266 | if (copy_from_user(&edata, useraddr, sizeof(edata))) |
| 267 | return -EFAULT; |
| 268 | |
| 269 | dev->ethtool_ops->set_msglevel(dev, edata.data); |
| 270 | return 0; |
| 271 | } |
| 272 | |
| 273 | static int ethtool_nway_reset(struct net_device *dev) |
| 274 | { |
| 275 | if (!dev->ethtool_ops->nway_reset) |
| 276 | return -EOPNOTSUPP; |
| 277 | |
| 278 | return dev->ethtool_ops->nway_reset(dev); |
| 279 | } |
| 280 | |
| 281 | static int ethtool_get_link(struct net_device *dev, void __user *useraddr) |
| 282 | { |
| 283 | struct ethtool_value edata = { ETHTOOL_GLINK }; |
| 284 | |
| 285 | if (!dev->ethtool_ops->get_link) |
| 286 | return -EOPNOTSUPP; |
| 287 | |
| 288 | edata.data = dev->ethtool_ops->get_link(dev); |
| 289 | |
| 290 | if (copy_to_user(useraddr, &edata, sizeof(edata))) |
| 291 | return -EFAULT; |
| 292 | return 0; |
| 293 | } |
| 294 | |
| 295 | static int ethtool_get_eeprom(struct net_device *dev, void __user *useraddr) |
| 296 | { |
| 297 | struct ethtool_eeprom eeprom; |
Stephen Hemminger | 76fd859 | 2006-09-08 11:16:13 -0700 | [diff] [blame] | 298 | const struct ethtool_ops *ops = dev->ethtool_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 299 | u8 *data; |
| 300 | int ret; |
| 301 | |
| 302 | if (!ops->get_eeprom || !ops->get_eeprom_len) |
| 303 | return -EOPNOTSUPP; |
| 304 | |
| 305 | if (copy_from_user(&eeprom, useraddr, sizeof(eeprom))) |
| 306 | return -EFAULT; |
| 307 | |
| 308 | /* Check for wrap and zero */ |
| 309 | if (eeprom.offset + eeprom.len <= eeprom.offset) |
| 310 | return -EINVAL; |
| 311 | |
| 312 | /* Check for exceeding total eeprom len */ |
| 313 | if (eeprom.offset + eeprom.len > ops->get_eeprom_len(dev)) |
| 314 | return -EINVAL; |
| 315 | |
| 316 | data = kmalloc(eeprom.len, GFP_USER); |
| 317 | if (!data) |
| 318 | return -ENOMEM; |
| 319 | |
| 320 | ret = -EFAULT; |
| 321 | if (copy_from_user(data, useraddr + sizeof(eeprom), eeprom.len)) |
| 322 | goto out; |
| 323 | |
| 324 | ret = ops->get_eeprom(dev, &eeprom, data); |
| 325 | if (ret) |
| 326 | goto out; |
| 327 | |
| 328 | ret = -EFAULT; |
| 329 | if (copy_to_user(useraddr, &eeprom, sizeof(eeprom))) |
| 330 | goto out; |
| 331 | if (copy_to_user(useraddr + sizeof(eeprom), data, eeprom.len)) |
| 332 | goto out; |
| 333 | ret = 0; |
| 334 | |
| 335 | out: |
| 336 | kfree(data); |
| 337 | return ret; |
| 338 | } |
| 339 | |
| 340 | static int ethtool_set_eeprom(struct net_device *dev, void __user *useraddr) |
| 341 | { |
| 342 | struct ethtool_eeprom eeprom; |
Stephen Hemminger | 76fd859 | 2006-09-08 11:16:13 -0700 | [diff] [blame] | 343 | const struct ethtool_ops *ops = dev->ethtool_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 344 | u8 *data; |
| 345 | int ret; |
| 346 | |
| 347 | if (!ops->set_eeprom || !ops->get_eeprom_len) |
| 348 | return -EOPNOTSUPP; |
| 349 | |
| 350 | if (copy_from_user(&eeprom, useraddr, sizeof(eeprom))) |
| 351 | return -EFAULT; |
| 352 | |
| 353 | /* Check for wrap and zero */ |
| 354 | if (eeprom.offset + eeprom.len <= eeprom.offset) |
| 355 | return -EINVAL; |
| 356 | |
| 357 | /* Check for exceeding total eeprom len */ |
| 358 | if (eeprom.offset + eeprom.len > ops->get_eeprom_len(dev)) |
| 359 | return -EINVAL; |
| 360 | |
| 361 | data = kmalloc(eeprom.len, GFP_USER); |
| 362 | if (!data) |
| 363 | return -ENOMEM; |
| 364 | |
| 365 | ret = -EFAULT; |
| 366 | if (copy_from_user(data, useraddr + sizeof(eeprom), eeprom.len)) |
| 367 | goto out; |
| 368 | |
| 369 | ret = ops->set_eeprom(dev, &eeprom, data); |
| 370 | if (ret) |
| 371 | goto out; |
| 372 | |
| 373 | if (copy_to_user(useraddr + sizeof(eeprom), data, eeprom.len)) |
| 374 | ret = -EFAULT; |
| 375 | |
| 376 | out: |
| 377 | kfree(data); |
| 378 | return ret; |
| 379 | } |
| 380 | |
| 381 | static int ethtool_get_coalesce(struct net_device *dev, void __user *useraddr) |
| 382 | { |
| 383 | struct ethtool_coalesce coalesce = { ETHTOOL_GCOALESCE }; |
| 384 | |
| 385 | if (!dev->ethtool_ops->get_coalesce) |
| 386 | return -EOPNOTSUPP; |
| 387 | |
| 388 | dev->ethtool_ops->get_coalesce(dev, &coalesce); |
| 389 | |
| 390 | if (copy_to_user(useraddr, &coalesce, sizeof(coalesce))) |
| 391 | return -EFAULT; |
| 392 | return 0; |
| 393 | } |
| 394 | |
| 395 | static int ethtool_set_coalesce(struct net_device *dev, void __user *useraddr) |
| 396 | { |
| 397 | struct ethtool_coalesce coalesce; |
| 398 | |
David S. Miller | fa04ae5 | 2005-06-06 15:07:19 -0700 | [diff] [blame] | 399 | if (!dev->ethtool_ops->set_coalesce) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 400 | return -EOPNOTSUPP; |
| 401 | |
| 402 | if (copy_from_user(&coalesce, useraddr, sizeof(coalesce))) |
| 403 | return -EFAULT; |
| 404 | |
| 405 | return dev->ethtool_ops->set_coalesce(dev, &coalesce); |
| 406 | } |
| 407 | |
| 408 | static int ethtool_get_ringparam(struct net_device *dev, void __user *useraddr) |
| 409 | { |
| 410 | struct ethtool_ringparam ringparam = { ETHTOOL_GRINGPARAM }; |
| 411 | |
| 412 | if (!dev->ethtool_ops->get_ringparam) |
| 413 | return -EOPNOTSUPP; |
| 414 | |
| 415 | dev->ethtool_ops->get_ringparam(dev, &ringparam); |
| 416 | |
| 417 | if (copy_to_user(useraddr, &ringparam, sizeof(ringparam))) |
| 418 | return -EFAULT; |
| 419 | return 0; |
| 420 | } |
| 421 | |
| 422 | static int ethtool_set_ringparam(struct net_device *dev, void __user *useraddr) |
| 423 | { |
| 424 | struct ethtool_ringparam ringparam; |
| 425 | |
| 426 | if (!dev->ethtool_ops->set_ringparam) |
| 427 | return -EOPNOTSUPP; |
| 428 | |
| 429 | if (copy_from_user(&ringparam, useraddr, sizeof(ringparam))) |
| 430 | return -EFAULT; |
| 431 | |
| 432 | return dev->ethtool_ops->set_ringparam(dev, &ringparam); |
| 433 | } |
| 434 | |
| 435 | static int ethtool_get_pauseparam(struct net_device *dev, void __user *useraddr) |
| 436 | { |
| 437 | struct ethtool_pauseparam pauseparam = { ETHTOOL_GPAUSEPARAM }; |
| 438 | |
| 439 | if (!dev->ethtool_ops->get_pauseparam) |
| 440 | return -EOPNOTSUPP; |
| 441 | |
| 442 | dev->ethtool_ops->get_pauseparam(dev, &pauseparam); |
| 443 | |
| 444 | if (copy_to_user(useraddr, &pauseparam, sizeof(pauseparam))) |
| 445 | return -EFAULT; |
| 446 | return 0; |
| 447 | } |
| 448 | |
| 449 | static int ethtool_set_pauseparam(struct net_device *dev, void __user *useraddr) |
| 450 | { |
| 451 | struct ethtool_pauseparam pauseparam; |
| 452 | |
Jeff Garzik | e1b90c4 | 2006-07-17 12:54:40 -0400 | [diff] [blame] | 453 | if (!dev->ethtool_ops->set_pauseparam) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 454 | return -EOPNOTSUPP; |
| 455 | |
| 456 | if (copy_from_user(&pauseparam, useraddr, sizeof(pauseparam))) |
| 457 | return -EFAULT; |
| 458 | |
| 459 | return dev->ethtool_ops->set_pauseparam(dev, &pauseparam); |
| 460 | } |
| 461 | |
| 462 | static int ethtool_get_rx_csum(struct net_device *dev, char __user *useraddr) |
| 463 | { |
| 464 | struct ethtool_value edata = { ETHTOOL_GRXCSUM }; |
| 465 | |
| 466 | if (!dev->ethtool_ops->get_rx_csum) |
| 467 | return -EOPNOTSUPP; |
| 468 | |
| 469 | edata.data = dev->ethtool_ops->get_rx_csum(dev); |
| 470 | |
| 471 | if (copy_to_user(useraddr, &edata, sizeof(edata))) |
| 472 | return -EFAULT; |
| 473 | return 0; |
| 474 | } |
| 475 | |
| 476 | static int ethtool_set_rx_csum(struct net_device *dev, char __user *useraddr) |
| 477 | { |
| 478 | struct ethtool_value edata; |
| 479 | |
| 480 | if (!dev->ethtool_ops->set_rx_csum) |
| 481 | return -EOPNOTSUPP; |
| 482 | |
| 483 | if (copy_from_user(&edata, useraddr, sizeof(edata))) |
| 484 | return -EFAULT; |
| 485 | |
| 486 | dev->ethtool_ops->set_rx_csum(dev, edata.data); |
| 487 | return 0; |
| 488 | } |
| 489 | |
| 490 | static int ethtool_get_tx_csum(struct net_device *dev, char __user *useraddr) |
| 491 | { |
| 492 | struct ethtool_value edata = { ETHTOOL_GTXCSUM }; |
| 493 | |
| 494 | if (!dev->ethtool_ops->get_tx_csum) |
| 495 | return -EOPNOTSUPP; |
| 496 | |
| 497 | edata.data = dev->ethtool_ops->get_tx_csum(dev); |
| 498 | |
| 499 | if (copy_to_user(useraddr, &edata, sizeof(edata))) |
| 500 | return -EFAULT; |
| 501 | return 0; |
| 502 | } |
| 503 | |
| 504 | static int __ethtool_set_sg(struct net_device *dev, u32 data) |
| 505 | { |
| 506 | int err; |
| 507 | |
| 508 | if (!data && dev->ethtool_ops->set_tso) { |
| 509 | err = dev->ethtool_ops->set_tso(dev, 0); |
| 510 | if (err) |
| 511 | return err; |
| 512 | } |
| 513 | |
Ananda Raju | e89e9cf | 2005-10-18 15:46:41 -0700 | [diff] [blame] | 514 | if (!data && dev->ethtool_ops->set_ufo) { |
| 515 | err = dev->ethtool_ops->set_ufo(dev, 0); |
| 516 | if (err) |
| 517 | return err; |
| 518 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 519 | return dev->ethtool_ops->set_sg(dev, data); |
| 520 | } |
| 521 | |
| 522 | static int ethtool_set_tx_csum(struct net_device *dev, char __user *useraddr) |
| 523 | { |
| 524 | struct ethtool_value edata; |
| 525 | int err; |
| 526 | |
| 527 | if (!dev->ethtool_ops->set_tx_csum) |
| 528 | return -EOPNOTSUPP; |
| 529 | |
| 530 | if (copy_from_user(&edata, useraddr, sizeof(edata))) |
| 531 | return -EFAULT; |
| 532 | |
| 533 | if (!edata.data && dev->ethtool_ops->set_sg) { |
| 534 | err = __ethtool_set_sg(dev, 0); |
| 535 | if (err) |
| 536 | return err; |
| 537 | } |
| 538 | |
| 539 | return dev->ethtool_ops->set_tx_csum(dev, edata.data); |
| 540 | } |
| 541 | |
| 542 | static int ethtool_get_sg(struct net_device *dev, char __user *useraddr) |
| 543 | { |
| 544 | struct ethtool_value edata = { ETHTOOL_GSG }; |
| 545 | |
| 546 | if (!dev->ethtool_ops->get_sg) |
| 547 | return -EOPNOTSUPP; |
| 548 | |
| 549 | edata.data = dev->ethtool_ops->get_sg(dev); |
| 550 | |
| 551 | if (copy_to_user(useraddr, &edata, sizeof(edata))) |
| 552 | return -EFAULT; |
| 553 | return 0; |
| 554 | } |
| 555 | |
| 556 | static int ethtool_set_sg(struct net_device *dev, char __user *useraddr) |
| 557 | { |
| 558 | struct ethtool_value edata; |
| 559 | |
| 560 | if (!dev->ethtool_ops->set_sg) |
| 561 | return -EOPNOTSUPP; |
| 562 | |
| 563 | if (copy_from_user(&edata, useraddr, sizeof(edata))) |
| 564 | return -EFAULT; |
| 565 | |
YOSHIFUJI Hideaki | 4ec93ed | 2007-02-09 23:24:36 +0900 | [diff] [blame] | 566 | if (edata.data && |
Herbert Xu | 8648b30 | 2006-06-17 22:06:05 -0700 | [diff] [blame] | 567 | !(dev->features & NETIF_F_ALL_CSUM)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 568 | return -EINVAL; |
| 569 | |
| 570 | return __ethtool_set_sg(dev, edata.data); |
| 571 | } |
| 572 | |
| 573 | static int ethtool_get_tso(struct net_device *dev, char __user *useraddr) |
| 574 | { |
| 575 | struct ethtool_value edata = { ETHTOOL_GTSO }; |
| 576 | |
| 577 | if (!dev->ethtool_ops->get_tso) |
| 578 | return -EOPNOTSUPP; |
| 579 | |
| 580 | edata.data = dev->ethtool_ops->get_tso(dev); |
| 581 | |
| 582 | if (copy_to_user(useraddr, &edata, sizeof(edata))) |
| 583 | return -EFAULT; |
| 584 | return 0; |
| 585 | } |
| 586 | |
| 587 | static int ethtool_set_tso(struct net_device *dev, char __user *useraddr) |
| 588 | { |
| 589 | struct ethtool_value edata; |
| 590 | |
| 591 | if (!dev->ethtool_ops->set_tso) |
| 592 | return -EOPNOTSUPP; |
| 593 | |
| 594 | if (copy_from_user(&edata, useraddr, sizeof(edata))) |
| 595 | return -EFAULT; |
| 596 | |
| 597 | if (edata.data && !(dev->features & NETIF_F_SG)) |
| 598 | return -EINVAL; |
| 599 | |
| 600 | return dev->ethtool_ops->set_tso(dev, edata.data); |
| 601 | } |
| 602 | |
Ananda Raju | e89e9cf | 2005-10-18 15:46:41 -0700 | [diff] [blame] | 603 | static int ethtool_get_ufo(struct net_device *dev, char __user *useraddr) |
| 604 | { |
Herbert Xu | 47552c4 | 2006-06-17 23:00:20 -0700 | [diff] [blame] | 605 | struct ethtool_value edata = { ETHTOOL_GUFO }; |
Ananda Raju | e89e9cf | 2005-10-18 15:46:41 -0700 | [diff] [blame] | 606 | |
| 607 | if (!dev->ethtool_ops->get_ufo) |
| 608 | return -EOPNOTSUPP; |
| 609 | edata.data = dev->ethtool_ops->get_ufo(dev); |
| 610 | if (copy_to_user(useraddr, &edata, sizeof(edata))) |
| 611 | return -EFAULT; |
| 612 | return 0; |
| 613 | } |
Herbert Xu | 47552c4 | 2006-06-17 23:00:20 -0700 | [diff] [blame] | 614 | |
Ananda Raju | e89e9cf | 2005-10-18 15:46:41 -0700 | [diff] [blame] | 615 | static int ethtool_set_ufo(struct net_device *dev, char __user *useraddr) |
| 616 | { |
| 617 | struct ethtool_value edata; |
| 618 | |
| 619 | if (!dev->ethtool_ops->set_ufo) |
| 620 | return -EOPNOTSUPP; |
| 621 | if (copy_from_user(&edata, useraddr, sizeof(edata))) |
| 622 | return -EFAULT; |
| 623 | if (edata.data && !(dev->features & NETIF_F_SG)) |
| 624 | return -EINVAL; |
| 625 | if (edata.data && !(dev->features & NETIF_F_HW_CSUM)) |
| 626 | return -EINVAL; |
| 627 | return dev->ethtool_ops->set_ufo(dev, edata.data); |
| 628 | } |
| 629 | |
Herbert Xu | 37c3185 | 2006-06-22 03:07:29 -0700 | [diff] [blame] | 630 | static int ethtool_get_gso(struct net_device *dev, char __user *useraddr) |
| 631 | { |
| 632 | struct ethtool_value edata = { ETHTOOL_GGSO }; |
| 633 | |
| 634 | edata.data = dev->features & NETIF_F_GSO; |
| 635 | if (copy_to_user(useraddr, &edata, sizeof(edata))) |
| 636 | return -EFAULT; |
| 637 | return 0; |
| 638 | } |
| 639 | |
| 640 | static int ethtool_set_gso(struct net_device *dev, char __user *useraddr) |
| 641 | { |
| 642 | struct ethtool_value edata; |
| 643 | |
| 644 | if (copy_from_user(&edata, useraddr, sizeof(edata))) |
| 645 | return -EFAULT; |
| 646 | if (edata.data) |
| 647 | dev->features |= NETIF_F_GSO; |
| 648 | else |
| 649 | dev->features &= ~NETIF_F_GSO; |
| 650 | return 0; |
| 651 | } |
| 652 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 653 | static int ethtool_self_test(struct net_device *dev, char __user *useraddr) |
| 654 | { |
| 655 | struct ethtool_test test; |
Stephen Hemminger | 76fd859 | 2006-09-08 11:16:13 -0700 | [diff] [blame] | 656 | const struct ethtool_ops *ops = dev->ethtool_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 657 | u64 *data; |
| 658 | int ret; |
| 659 | |
| 660 | if (!ops->self_test || !ops->self_test_count) |
| 661 | return -EOPNOTSUPP; |
| 662 | |
| 663 | if (copy_from_user(&test, useraddr, sizeof(test))) |
| 664 | return -EFAULT; |
| 665 | |
| 666 | test.len = ops->self_test_count(dev); |
| 667 | data = kmalloc(test.len * sizeof(u64), GFP_USER); |
| 668 | if (!data) |
| 669 | return -ENOMEM; |
| 670 | |
| 671 | ops->self_test(dev, &test, data); |
| 672 | |
| 673 | ret = -EFAULT; |
| 674 | if (copy_to_user(useraddr, &test, sizeof(test))) |
| 675 | goto out; |
| 676 | useraddr += sizeof(test); |
| 677 | if (copy_to_user(useraddr, data, test.len * sizeof(u64))) |
| 678 | goto out; |
| 679 | ret = 0; |
| 680 | |
| 681 | out: |
| 682 | kfree(data); |
| 683 | return ret; |
| 684 | } |
| 685 | |
| 686 | static int ethtool_get_strings(struct net_device *dev, void __user *useraddr) |
| 687 | { |
| 688 | struct ethtool_gstrings gstrings; |
Stephen Hemminger | 76fd859 | 2006-09-08 11:16:13 -0700 | [diff] [blame] | 689 | const struct ethtool_ops *ops = dev->ethtool_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 690 | u8 *data; |
| 691 | int ret; |
| 692 | |
| 693 | if (!ops->get_strings) |
| 694 | return -EOPNOTSUPP; |
| 695 | |
| 696 | if (copy_from_user(&gstrings, useraddr, sizeof(gstrings))) |
| 697 | return -EFAULT; |
| 698 | |
| 699 | switch (gstrings.string_set) { |
| 700 | case ETH_SS_TEST: |
| 701 | if (!ops->self_test_count) |
| 702 | return -EOPNOTSUPP; |
| 703 | gstrings.len = ops->self_test_count(dev); |
| 704 | break; |
| 705 | case ETH_SS_STATS: |
| 706 | if (!ops->get_stats_count) |
| 707 | return -EOPNOTSUPP; |
| 708 | gstrings.len = ops->get_stats_count(dev); |
| 709 | break; |
| 710 | default: |
| 711 | return -EINVAL; |
| 712 | } |
| 713 | |
| 714 | data = kmalloc(gstrings.len * ETH_GSTRING_LEN, GFP_USER); |
| 715 | if (!data) |
| 716 | return -ENOMEM; |
| 717 | |
| 718 | ops->get_strings(dev, gstrings.string_set, data); |
| 719 | |
| 720 | ret = -EFAULT; |
| 721 | if (copy_to_user(useraddr, &gstrings, sizeof(gstrings))) |
| 722 | goto out; |
| 723 | useraddr += sizeof(gstrings); |
| 724 | if (copy_to_user(useraddr, data, gstrings.len * ETH_GSTRING_LEN)) |
| 725 | goto out; |
| 726 | ret = 0; |
| 727 | |
| 728 | out: |
| 729 | kfree(data); |
| 730 | return ret; |
| 731 | } |
| 732 | |
| 733 | static int ethtool_phys_id(struct net_device *dev, void __user *useraddr) |
| 734 | { |
| 735 | struct ethtool_value id; |
| 736 | |
| 737 | if (!dev->ethtool_ops->phys_id) |
| 738 | return -EOPNOTSUPP; |
| 739 | |
| 740 | if (copy_from_user(&id, useraddr, sizeof(id))) |
| 741 | return -EFAULT; |
| 742 | |
| 743 | return dev->ethtool_ops->phys_id(dev, id.data); |
| 744 | } |
| 745 | |
| 746 | static int ethtool_get_stats(struct net_device *dev, void __user *useraddr) |
| 747 | { |
| 748 | struct ethtool_stats stats; |
Stephen Hemminger | 76fd859 | 2006-09-08 11:16:13 -0700 | [diff] [blame] | 749 | const struct ethtool_ops *ops = dev->ethtool_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 750 | u64 *data; |
| 751 | int ret; |
| 752 | |
| 753 | if (!ops->get_ethtool_stats || !ops->get_stats_count) |
| 754 | return -EOPNOTSUPP; |
| 755 | |
| 756 | if (copy_from_user(&stats, useraddr, sizeof(stats))) |
| 757 | return -EFAULT; |
| 758 | |
| 759 | stats.n_stats = ops->get_stats_count(dev); |
| 760 | data = kmalloc(stats.n_stats * sizeof(u64), GFP_USER); |
| 761 | if (!data) |
| 762 | return -ENOMEM; |
| 763 | |
| 764 | ops->get_ethtool_stats(dev, &stats, data); |
| 765 | |
| 766 | ret = -EFAULT; |
| 767 | if (copy_to_user(useraddr, &stats, sizeof(stats))) |
| 768 | goto out; |
| 769 | useraddr += sizeof(stats); |
| 770 | if (copy_to_user(useraddr, data, stats.n_stats * sizeof(u64))) |
| 771 | goto out; |
| 772 | ret = 0; |
| 773 | |
| 774 | out: |
| 775 | kfree(data); |
| 776 | return ret; |
| 777 | } |
| 778 | |
viro@ftp.linux.org.uk | 0bf0519d | 2005-09-05 03:26:18 +0100 | [diff] [blame] | 779 | static int ethtool_get_perm_addr(struct net_device *dev, void __user *useraddr) |
Jon Wetzel | a6f9a70 | 2005-08-20 17:15:54 -0700 | [diff] [blame] | 780 | { |
| 781 | struct ethtool_perm_addr epaddr; |
| 782 | u8 *data; |
| 783 | int ret; |
| 784 | |
| 785 | if (!dev->ethtool_ops->get_perm_addr) |
| 786 | return -EOPNOTSUPP; |
| 787 | |
| 788 | if (copy_from_user(&epaddr,useraddr,sizeof(epaddr))) |
| 789 | return -EFAULT; |
| 790 | |
| 791 | data = kmalloc(epaddr.size, GFP_USER); |
| 792 | if (!data) |
| 793 | return -ENOMEM; |
| 794 | |
| 795 | ret = dev->ethtool_ops->get_perm_addr(dev,&epaddr,data); |
| 796 | if (ret) |
| 797 | return ret; |
| 798 | |
| 799 | ret = -EFAULT; |
| 800 | if (copy_to_user(useraddr, &epaddr, sizeof(epaddr))) |
| 801 | goto out; |
| 802 | useraddr += sizeof(epaddr); |
| 803 | if (copy_to_user(useraddr, data, epaddr.size)) |
| 804 | goto out; |
| 805 | ret = 0; |
| 806 | |
| 807 | out: |
| 808 | kfree(data); |
| 809 | return ret; |
| 810 | } |
| 811 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 812 | /* The main entry point in this file. Called from net/core/dev.c */ |
| 813 | |
| 814 | int dev_ethtool(struct ifreq *ifr) |
| 815 | { |
| 816 | struct net_device *dev = __dev_get_by_name(ifr->ifr_name); |
| 817 | void __user *useraddr = ifr->ifr_data; |
| 818 | u32 ethcmd; |
| 819 | int rc; |
Stephen Hemminger | 81e8157 | 2005-05-29 14:14:35 -0700 | [diff] [blame] | 820 | unsigned long old_features; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 821 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 822 | if (!dev || !netif_device_present(dev)) |
| 823 | return -ENODEV; |
| 824 | |
| 825 | if (!dev->ethtool_ops) |
Matthew Wilcox | 61a44b9 | 2007-07-31 14:00:02 -0700 | [diff] [blame^] | 826 | return -EOPNOTSUPP; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 827 | |
| 828 | if (copy_from_user(ðcmd, useraddr, sizeof (ethcmd))) |
| 829 | return -EFAULT; |
| 830 | |
Stephen Hemminger | 75f3123 | 2006-09-28 15:13:37 -0700 | [diff] [blame] | 831 | /* Allow some commands to be done by anyone */ |
| 832 | switch(ethcmd) { |
Stephen Hemminger | 75f3123 | 2006-09-28 15:13:37 -0700 | [diff] [blame] | 833 | case ETHTOOL_GDRVINFO: |
Stephen Hemminger | 75f3123 | 2006-09-28 15:13:37 -0700 | [diff] [blame] | 834 | case ETHTOOL_GMSGLVL: |
Stephen Hemminger | 75f3123 | 2006-09-28 15:13:37 -0700 | [diff] [blame] | 835 | case ETHTOOL_GCOALESCE: |
| 836 | case ETHTOOL_GRINGPARAM: |
| 837 | case ETHTOOL_GPAUSEPARAM: |
| 838 | case ETHTOOL_GRXCSUM: |
| 839 | case ETHTOOL_GTXCSUM: |
| 840 | case ETHTOOL_GSG: |
| 841 | case ETHTOOL_GSTRINGS: |
Stephen Hemminger | 75f3123 | 2006-09-28 15:13:37 -0700 | [diff] [blame] | 842 | case ETHTOOL_GTSO: |
| 843 | case ETHTOOL_GPERMADDR: |
| 844 | case ETHTOOL_GUFO: |
| 845 | case ETHTOOL_GGSO: |
| 846 | break; |
| 847 | default: |
| 848 | if (!capable(CAP_NET_ADMIN)) |
| 849 | return -EPERM; |
| 850 | } |
| 851 | |
Stephen Hemminger | e71a478 | 2007-04-10 20:10:33 -0700 | [diff] [blame] | 852 | if (dev->ethtool_ops->begin) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 853 | if ((rc = dev->ethtool_ops->begin(dev)) < 0) |
| 854 | return rc; |
| 855 | |
Stephen Hemminger | d8a33ac | 2005-05-29 14:13:47 -0700 | [diff] [blame] | 856 | old_features = dev->features; |
| 857 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 858 | switch (ethcmd) { |
| 859 | case ETHTOOL_GSET: |
| 860 | rc = ethtool_get_settings(dev, useraddr); |
| 861 | break; |
| 862 | case ETHTOOL_SSET: |
| 863 | rc = ethtool_set_settings(dev, useraddr); |
| 864 | break; |
| 865 | case ETHTOOL_GDRVINFO: |
| 866 | rc = ethtool_get_drvinfo(dev, useraddr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 867 | break; |
| 868 | case ETHTOOL_GREGS: |
| 869 | rc = ethtool_get_regs(dev, useraddr); |
| 870 | break; |
| 871 | case ETHTOOL_GWOL: |
| 872 | rc = ethtool_get_wol(dev, useraddr); |
| 873 | break; |
| 874 | case ETHTOOL_SWOL: |
| 875 | rc = ethtool_set_wol(dev, useraddr); |
| 876 | break; |
| 877 | case ETHTOOL_GMSGLVL: |
| 878 | rc = ethtool_get_msglevel(dev, useraddr); |
| 879 | break; |
| 880 | case ETHTOOL_SMSGLVL: |
| 881 | rc = ethtool_set_msglevel(dev, useraddr); |
| 882 | break; |
| 883 | case ETHTOOL_NWAY_RST: |
| 884 | rc = ethtool_nway_reset(dev); |
| 885 | break; |
| 886 | case ETHTOOL_GLINK: |
| 887 | rc = ethtool_get_link(dev, useraddr); |
| 888 | break; |
| 889 | case ETHTOOL_GEEPROM: |
| 890 | rc = ethtool_get_eeprom(dev, useraddr); |
| 891 | break; |
| 892 | case ETHTOOL_SEEPROM: |
| 893 | rc = ethtool_set_eeprom(dev, useraddr); |
| 894 | break; |
| 895 | case ETHTOOL_GCOALESCE: |
| 896 | rc = ethtool_get_coalesce(dev, useraddr); |
| 897 | break; |
| 898 | case ETHTOOL_SCOALESCE: |
| 899 | rc = ethtool_set_coalesce(dev, useraddr); |
| 900 | break; |
| 901 | case ETHTOOL_GRINGPARAM: |
| 902 | rc = ethtool_get_ringparam(dev, useraddr); |
| 903 | break; |
| 904 | case ETHTOOL_SRINGPARAM: |
| 905 | rc = ethtool_set_ringparam(dev, useraddr); |
| 906 | break; |
| 907 | case ETHTOOL_GPAUSEPARAM: |
| 908 | rc = ethtool_get_pauseparam(dev, useraddr); |
| 909 | break; |
| 910 | case ETHTOOL_SPAUSEPARAM: |
| 911 | rc = ethtool_set_pauseparam(dev, useraddr); |
| 912 | break; |
| 913 | case ETHTOOL_GRXCSUM: |
| 914 | rc = ethtool_get_rx_csum(dev, useraddr); |
| 915 | break; |
| 916 | case ETHTOOL_SRXCSUM: |
| 917 | rc = ethtool_set_rx_csum(dev, useraddr); |
| 918 | break; |
| 919 | case ETHTOOL_GTXCSUM: |
| 920 | rc = ethtool_get_tx_csum(dev, useraddr); |
| 921 | break; |
| 922 | case ETHTOOL_STXCSUM: |
| 923 | rc = ethtool_set_tx_csum(dev, useraddr); |
| 924 | break; |
| 925 | case ETHTOOL_GSG: |
| 926 | rc = ethtool_get_sg(dev, useraddr); |
| 927 | break; |
| 928 | case ETHTOOL_SSG: |
| 929 | rc = ethtool_set_sg(dev, useraddr); |
| 930 | break; |
| 931 | case ETHTOOL_GTSO: |
| 932 | rc = ethtool_get_tso(dev, useraddr); |
| 933 | break; |
| 934 | case ETHTOOL_STSO: |
| 935 | rc = ethtool_set_tso(dev, useraddr); |
| 936 | break; |
| 937 | case ETHTOOL_TEST: |
| 938 | rc = ethtool_self_test(dev, useraddr); |
| 939 | break; |
| 940 | case ETHTOOL_GSTRINGS: |
| 941 | rc = ethtool_get_strings(dev, useraddr); |
| 942 | break; |
| 943 | case ETHTOOL_PHYS_ID: |
| 944 | rc = ethtool_phys_id(dev, useraddr); |
| 945 | break; |
| 946 | case ETHTOOL_GSTATS: |
| 947 | rc = ethtool_get_stats(dev, useraddr); |
| 948 | break; |
Jon Wetzel | a6f9a70 | 2005-08-20 17:15:54 -0700 | [diff] [blame] | 949 | case ETHTOOL_GPERMADDR: |
| 950 | rc = ethtool_get_perm_addr(dev, useraddr); |
| 951 | break; |
Ananda Raju | e89e9cf | 2005-10-18 15:46:41 -0700 | [diff] [blame] | 952 | case ETHTOOL_GUFO: |
| 953 | rc = ethtool_get_ufo(dev, useraddr); |
| 954 | break; |
| 955 | case ETHTOOL_SUFO: |
| 956 | rc = ethtool_set_ufo(dev, useraddr); |
| 957 | break; |
Herbert Xu | 37c3185 | 2006-06-22 03:07:29 -0700 | [diff] [blame] | 958 | case ETHTOOL_GGSO: |
| 959 | rc = ethtool_get_gso(dev, useraddr); |
| 960 | break; |
| 961 | case ETHTOOL_SGSO: |
| 962 | rc = ethtool_set_gso(dev, useraddr); |
| 963 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 964 | default: |
Matthew Wilcox | 61a44b9 | 2007-07-31 14:00:02 -0700 | [diff] [blame^] | 965 | rc = -EOPNOTSUPP; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 966 | } |
YOSHIFUJI Hideaki | 4ec93ed | 2007-02-09 23:24:36 +0900 | [diff] [blame] | 967 | |
Stephen Hemminger | e71a478 | 2007-04-10 20:10:33 -0700 | [diff] [blame] | 968 | if (dev->ethtool_ops->complete) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 969 | dev->ethtool_ops->complete(dev); |
Stephen Hemminger | d8a33ac | 2005-05-29 14:13:47 -0700 | [diff] [blame] | 970 | |
| 971 | if (old_features != dev->features) |
| 972 | netdev_features_change(dev); |
| 973 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 974 | return rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 975 | } |
| 976 | |
| 977 | EXPORT_SYMBOL(dev_ethtool); |
| 978 | EXPORT_SYMBOL(ethtool_op_get_link); |
Jon Wetzel | a6f9a70 | 2005-08-20 17:15:54 -0700 | [diff] [blame] | 979 | EXPORT_SYMBOL_GPL(ethtool_op_get_perm_addr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 980 | EXPORT_SYMBOL(ethtool_op_get_sg); |
| 981 | EXPORT_SYMBOL(ethtool_op_get_tso); |
| 982 | EXPORT_SYMBOL(ethtool_op_get_tx_csum); |
| 983 | EXPORT_SYMBOL(ethtool_op_set_sg); |
| 984 | EXPORT_SYMBOL(ethtool_op_set_tso); |
| 985 | EXPORT_SYMBOL(ethtool_op_set_tx_csum); |
Jon Mason | 69f6a0f | 2005-05-29 20:27:24 -0700 | [diff] [blame] | 986 | EXPORT_SYMBOL(ethtool_op_set_tx_hw_csum); |
Michael Chan | 6460d94 | 2007-07-14 19:07:52 -0700 | [diff] [blame] | 987 | EXPORT_SYMBOL(ethtool_op_set_tx_ipv6_csum); |
Ananda Raju | e89e9cf | 2005-10-18 15:46:41 -0700 | [diff] [blame] | 988 | EXPORT_SYMBOL(ethtool_op_set_ufo); |
| 989 | EXPORT_SYMBOL(ethtool_op_get_ufo); |