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1da177e4 LT |
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 | |
61a44b9c | 6 | * the information ethtool needs. |
1da177e4 | 7 | * |
61a44b9c MW |
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. | |
1da177e4 LT |
12 | */ |
13 | ||
14 | #include <linux/module.h> | |
15 | #include <linux/types.h> | |
4fc268d2 | 16 | #include <linux/capability.h> |
1da177e4 LT |
17 | #include <linux/errno.h> |
18 | #include <linux/ethtool.h> | |
19 | #include <linux/netdevice.h> | |
20 | #include <asm/uaccess.h> | |
21 | ||
4ec93edb | 22 | /* |
1da177e4 LT |
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 | { | |
8648b305 | 35 | return (dev->features & NETIF_F_ALL_CSUM) != 0; |
1da177e4 LT |
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 | ||
69f6a0fa JM |
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 | } | |
6460d948 MC |
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 | ||
1da177e4 LT |
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 | ||
e89e9cf5 AR |
98 | u32 ethtool_op_get_ufo(struct net_device *dev) |
99 | { | |
100 | return (dev->features & NETIF_F_UFO) != 0; | |
101 | } | |
102 | ||
103 | int ethtool_op_set_ufo(struct net_device *dev, u32 data) | |
104 | { | |
105 | if (data) | |
106 | dev->features |= NETIF_F_UFO; | |
107 | else | |
108 | dev->features &= ~NETIF_F_UFO; | |
109 | return 0; | |
110 | } | |
111 | ||
3ae7c0b2 JG |
112 | /* the following list of flags are the same as their associated |
113 | * NETIF_F_xxx values in include/linux/netdevice.h | |
114 | */ | |
115 | static const u32 flags_dup_features = | |
116 | ETH_FLAG_LRO; | |
117 | ||
118 | u32 ethtool_op_get_flags(struct net_device *dev) | |
119 | { | |
120 | /* in the future, this function will probably contain additional | |
121 | * handling for flags which are not so easily handled | |
122 | * by a simple masking operation | |
123 | */ | |
124 | ||
125 | return dev->features & flags_dup_features; | |
126 | } | |
127 | ||
128 | int ethtool_op_set_flags(struct net_device *dev, u32 data) | |
129 | { | |
130 | if (data & ETH_FLAG_LRO) | |
131 | dev->features |= NETIF_F_LRO; | |
132 | else | |
133 | dev->features &= ~NETIF_F_LRO; | |
134 | ||
135 | return 0; | |
136 | } | |
137 | ||
1da177e4 LT |
138 | /* Handlers for each ethtool command */ |
139 | ||
140 | static int ethtool_get_settings(struct net_device *dev, void __user *useraddr) | |
141 | { | |
142 | struct ethtool_cmd cmd = { ETHTOOL_GSET }; | |
143 | int err; | |
144 | ||
145 | if (!dev->ethtool_ops->get_settings) | |
146 | return -EOPNOTSUPP; | |
147 | ||
148 | err = dev->ethtool_ops->get_settings(dev, &cmd); | |
149 | if (err < 0) | |
150 | return err; | |
151 | ||
152 | if (copy_to_user(useraddr, &cmd, sizeof(cmd))) | |
153 | return -EFAULT; | |
154 | return 0; | |
155 | } | |
156 | ||
157 | static int ethtool_set_settings(struct net_device *dev, void __user *useraddr) | |
158 | { | |
159 | struct ethtool_cmd cmd; | |
160 | ||
161 | if (!dev->ethtool_ops->set_settings) | |
162 | return -EOPNOTSUPP; | |
163 | ||
164 | if (copy_from_user(&cmd, useraddr, sizeof(cmd))) | |
165 | return -EFAULT; | |
166 | ||
167 | return dev->ethtool_ops->set_settings(dev, &cmd); | |
168 | } | |
169 | ||
170 | static int ethtool_get_drvinfo(struct net_device *dev, void __user *useraddr) | |
171 | { | |
172 | struct ethtool_drvinfo info; | |
76fd8593 | 173 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 LT |
174 | |
175 | if (!ops->get_drvinfo) | |
176 | return -EOPNOTSUPP; | |
177 | ||
178 | memset(&info, 0, sizeof(info)); | |
179 | info.cmd = ETHTOOL_GDRVINFO; | |
180 | ops->get_drvinfo(dev, &info); | |
181 | ||
ff03d49f JG |
182 | if (ops->get_sset_count) { |
183 | int rc; | |
184 | ||
185 | rc = ops->get_sset_count(dev, ETH_SS_TEST); | |
186 | if (rc >= 0) | |
187 | info.testinfo_len = rc; | |
188 | rc = ops->get_sset_count(dev, ETH_SS_STATS); | |
189 | if (rc >= 0) | |
190 | info.n_stats = rc; | |
339bf024 JG |
191 | rc = ops->get_sset_count(dev, ETH_SS_PRIV_FLAGS); |
192 | if (rc >= 0) | |
193 | info.n_priv_flags = rc; | |
ff03d49f JG |
194 | } else { |
195 | /* code path for obsolete hooks */ | |
196 | ||
197 | if (ops->self_test_count) | |
198 | info.testinfo_len = ops->self_test_count(dev); | |
199 | if (ops->get_stats_count) | |
200 | info.n_stats = ops->get_stats_count(dev); | |
201 | } | |
1da177e4 LT |
202 | if (ops->get_regs_len) |
203 | info.regdump_len = ops->get_regs_len(dev); | |
204 | if (ops->get_eeprom_len) | |
205 | info.eedump_len = ops->get_eeprom_len(dev); | |
206 | ||
207 | if (copy_to_user(useraddr, &info, sizeof(info))) | |
208 | return -EFAULT; | |
209 | return 0; | |
210 | } | |
211 | ||
59089d8d | 212 | static int ethtool_set_rxnfc(struct net_device *dev, void __user *useraddr) |
0853ad66 SB |
213 | { |
214 | struct ethtool_rxnfc cmd; | |
215 | ||
59089d8d | 216 | if (!dev->ethtool_ops->set_rxnfc) |
0853ad66 SB |
217 | return -EOPNOTSUPP; |
218 | ||
219 | if (copy_from_user(&cmd, useraddr, sizeof(cmd))) | |
220 | return -EFAULT; | |
221 | ||
59089d8d | 222 | return dev->ethtool_ops->set_rxnfc(dev, &cmd); |
0853ad66 SB |
223 | } |
224 | ||
59089d8d | 225 | static int ethtool_get_rxnfc(struct net_device *dev, void __user *useraddr) |
0853ad66 SB |
226 | { |
227 | struct ethtool_rxnfc info; | |
59089d8d SB |
228 | const struct ethtool_ops *ops = dev->ethtool_ops; |
229 | int ret; | |
230 | void *rule_buf = NULL; | |
0853ad66 | 231 | |
59089d8d | 232 | if (!ops->get_rxnfc) |
0853ad66 SB |
233 | return -EOPNOTSUPP; |
234 | ||
235 | if (copy_from_user(&info, useraddr, sizeof(info))) | |
236 | return -EFAULT; | |
237 | ||
59089d8d SB |
238 | if (info.cmd == ETHTOOL_GRXCLSRLALL) { |
239 | if (info.rule_cnt > 0) { | |
240 | rule_buf = kmalloc(info.rule_cnt * sizeof(u32), | |
241 | GFP_USER); | |
242 | if (!rule_buf) | |
243 | return -ENOMEM; | |
244 | } | |
245 | } | |
0853ad66 | 246 | |
59089d8d SB |
247 | ret = ops->get_rxnfc(dev, &info, rule_buf); |
248 | if (ret < 0) | |
249 | goto err_out; | |
250 | ||
251 | ret = -EFAULT; | |
0853ad66 | 252 | if (copy_to_user(useraddr, &info, sizeof(info))) |
59089d8d SB |
253 | goto err_out; |
254 | ||
255 | if (rule_buf) { | |
256 | useraddr += offsetof(struct ethtool_rxnfc, rule_locs); | |
257 | if (copy_to_user(useraddr, rule_buf, | |
258 | info.rule_cnt * sizeof(u32))) | |
259 | goto err_out; | |
260 | } | |
261 | ret = 0; | |
262 | ||
263 | err_out: | |
c9caceca | 264 | kfree(rule_buf); |
59089d8d SB |
265 | |
266 | return ret; | |
0853ad66 SB |
267 | } |
268 | ||
1da177e4 LT |
269 | static int ethtool_get_regs(struct net_device *dev, char __user *useraddr) |
270 | { | |
271 | struct ethtool_regs regs; | |
76fd8593 | 272 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 LT |
273 | void *regbuf; |
274 | int reglen, ret; | |
275 | ||
276 | if (!ops->get_regs || !ops->get_regs_len) | |
277 | return -EOPNOTSUPP; | |
278 | ||
279 | if (copy_from_user(®s, useraddr, sizeof(regs))) | |
280 | return -EFAULT; | |
281 | ||
282 | reglen = ops->get_regs_len(dev); | |
283 | if (regs.len > reglen) | |
284 | regs.len = reglen; | |
285 | ||
286 | regbuf = kmalloc(reglen, GFP_USER); | |
287 | if (!regbuf) | |
288 | return -ENOMEM; | |
289 | ||
290 | ops->get_regs(dev, ®s, regbuf); | |
291 | ||
292 | ret = -EFAULT; | |
293 | if (copy_to_user(useraddr, ®s, sizeof(regs))) | |
294 | goto out; | |
295 | useraddr += offsetof(struct ethtool_regs, data); | |
296 | if (copy_to_user(useraddr, regbuf, regs.len)) | |
297 | goto out; | |
298 | ret = 0; | |
299 | ||
300 | out: | |
301 | kfree(regbuf); | |
302 | return ret; | |
303 | } | |
304 | ||
305 | static int ethtool_get_wol(struct net_device *dev, char __user *useraddr) | |
306 | { | |
307 | struct ethtool_wolinfo wol = { ETHTOOL_GWOL }; | |
308 | ||
309 | if (!dev->ethtool_ops->get_wol) | |
310 | return -EOPNOTSUPP; | |
311 | ||
312 | dev->ethtool_ops->get_wol(dev, &wol); | |
313 | ||
314 | if (copy_to_user(useraddr, &wol, sizeof(wol))) | |
315 | return -EFAULT; | |
316 | return 0; | |
317 | } | |
318 | ||
319 | static int ethtool_set_wol(struct net_device *dev, char __user *useraddr) | |
320 | { | |
321 | struct ethtool_wolinfo wol; | |
322 | ||
323 | if (!dev->ethtool_ops->set_wol) | |
324 | return -EOPNOTSUPP; | |
325 | ||
326 | if (copy_from_user(&wol, useraddr, sizeof(wol))) | |
327 | return -EFAULT; | |
328 | ||
329 | return dev->ethtool_ops->set_wol(dev, &wol); | |
330 | } | |
331 | ||
1da177e4 LT |
332 | static int ethtool_nway_reset(struct net_device *dev) |
333 | { | |
334 | if (!dev->ethtool_ops->nway_reset) | |
335 | return -EOPNOTSUPP; | |
336 | ||
337 | return dev->ethtool_ops->nway_reset(dev); | |
338 | } | |
339 | ||
1da177e4 LT |
340 | static int ethtool_get_eeprom(struct net_device *dev, void __user *useraddr) |
341 | { | |
342 | struct ethtool_eeprom eeprom; | |
76fd8593 | 343 | const struct ethtool_ops *ops = dev->ethtool_ops; |
b131dd5d MSB |
344 | void __user *userbuf = useraddr + sizeof(eeprom); |
345 | u32 bytes_remaining; | |
1da177e4 | 346 | u8 *data; |
b131dd5d | 347 | int ret = 0; |
1da177e4 LT |
348 | |
349 | if (!ops->get_eeprom || !ops->get_eeprom_len) | |
350 | return -EOPNOTSUPP; | |
351 | ||
352 | if (copy_from_user(&eeprom, useraddr, sizeof(eeprom))) | |
353 | return -EFAULT; | |
354 | ||
355 | /* Check for wrap and zero */ | |
356 | if (eeprom.offset + eeprom.len <= eeprom.offset) | |
357 | return -EINVAL; | |
358 | ||
359 | /* Check for exceeding total eeprom len */ | |
360 | if (eeprom.offset + eeprom.len > ops->get_eeprom_len(dev)) | |
361 | return -EINVAL; | |
362 | ||
b131dd5d | 363 | data = kmalloc(PAGE_SIZE, GFP_USER); |
1da177e4 LT |
364 | if (!data) |
365 | return -ENOMEM; | |
366 | ||
b131dd5d MSB |
367 | bytes_remaining = eeprom.len; |
368 | while (bytes_remaining > 0) { | |
369 | eeprom.len = min(bytes_remaining, (u32)PAGE_SIZE); | |
370 | ||
371 | ret = ops->get_eeprom(dev, &eeprom, data); | |
372 | if (ret) | |
373 | break; | |
374 | if (copy_to_user(userbuf, data, eeprom.len)) { | |
375 | ret = -EFAULT; | |
376 | break; | |
377 | } | |
378 | userbuf += eeprom.len; | |
379 | eeprom.offset += eeprom.len; | |
380 | bytes_remaining -= eeprom.len; | |
381 | } | |
1da177e4 | 382 | |
c5835df9 MSB |
383 | eeprom.len = userbuf - (useraddr + sizeof(eeprom)); |
384 | eeprom.offset -= eeprom.len; | |
385 | if (copy_to_user(useraddr, &eeprom, sizeof(eeprom))) | |
386 | ret = -EFAULT; | |
387 | ||
1da177e4 LT |
388 | kfree(data); |
389 | return ret; | |
390 | } | |
391 | ||
392 | static int ethtool_set_eeprom(struct net_device *dev, void __user *useraddr) | |
393 | { | |
394 | struct ethtool_eeprom eeprom; | |
76fd8593 | 395 | const struct ethtool_ops *ops = dev->ethtool_ops; |
b131dd5d MSB |
396 | void __user *userbuf = useraddr + sizeof(eeprom); |
397 | u32 bytes_remaining; | |
1da177e4 | 398 | u8 *data; |
b131dd5d | 399 | int ret = 0; |
1da177e4 LT |
400 | |
401 | if (!ops->set_eeprom || !ops->get_eeprom_len) | |
402 | return -EOPNOTSUPP; | |
403 | ||
404 | if (copy_from_user(&eeprom, useraddr, sizeof(eeprom))) | |
405 | return -EFAULT; | |
406 | ||
407 | /* Check for wrap and zero */ | |
408 | if (eeprom.offset + eeprom.len <= eeprom.offset) | |
409 | return -EINVAL; | |
410 | ||
411 | /* Check for exceeding total eeprom len */ | |
412 | if (eeprom.offset + eeprom.len > ops->get_eeprom_len(dev)) | |
413 | return -EINVAL; | |
414 | ||
b131dd5d | 415 | data = kmalloc(PAGE_SIZE, GFP_USER); |
1da177e4 LT |
416 | if (!data) |
417 | return -ENOMEM; | |
418 | ||
b131dd5d MSB |
419 | bytes_remaining = eeprom.len; |
420 | while (bytes_remaining > 0) { | |
421 | eeprom.len = min(bytes_remaining, (u32)PAGE_SIZE); | |
422 | ||
423 | if (copy_from_user(data, userbuf, eeprom.len)) { | |
424 | ret = -EFAULT; | |
425 | break; | |
426 | } | |
427 | ret = ops->set_eeprom(dev, &eeprom, data); | |
428 | if (ret) | |
429 | break; | |
430 | userbuf += eeprom.len; | |
431 | eeprom.offset += eeprom.len; | |
432 | bytes_remaining -= eeprom.len; | |
433 | } | |
1da177e4 | 434 | |
1da177e4 LT |
435 | kfree(data); |
436 | return ret; | |
437 | } | |
438 | ||
439 | static int ethtool_get_coalesce(struct net_device *dev, void __user *useraddr) | |
440 | { | |
441 | struct ethtool_coalesce coalesce = { ETHTOOL_GCOALESCE }; | |
442 | ||
443 | if (!dev->ethtool_ops->get_coalesce) | |
444 | return -EOPNOTSUPP; | |
445 | ||
446 | dev->ethtool_ops->get_coalesce(dev, &coalesce); | |
447 | ||
448 | if (copy_to_user(useraddr, &coalesce, sizeof(coalesce))) | |
449 | return -EFAULT; | |
450 | return 0; | |
451 | } | |
452 | ||
453 | static int ethtool_set_coalesce(struct net_device *dev, void __user *useraddr) | |
454 | { | |
455 | struct ethtool_coalesce coalesce; | |
456 | ||
fa04ae5c | 457 | if (!dev->ethtool_ops->set_coalesce) |
1da177e4 LT |
458 | return -EOPNOTSUPP; |
459 | ||
460 | if (copy_from_user(&coalesce, useraddr, sizeof(coalesce))) | |
461 | return -EFAULT; | |
462 | ||
463 | return dev->ethtool_ops->set_coalesce(dev, &coalesce); | |
464 | } | |
465 | ||
466 | static int ethtool_get_ringparam(struct net_device *dev, void __user *useraddr) | |
467 | { | |
468 | struct ethtool_ringparam ringparam = { ETHTOOL_GRINGPARAM }; | |
469 | ||
470 | if (!dev->ethtool_ops->get_ringparam) | |
471 | return -EOPNOTSUPP; | |
472 | ||
473 | dev->ethtool_ops->get_ringparam(dev, &ringparam); | |
474 | ||
475 | if (copy_to_user(useraddr, &ringparam, sizeof(ringparam))) | |
476 | return -EFAULT; | |
477 | return 0; | |
478 | } | |
479 | ||
480 | static int ethtool_set_ringparam(struct net_device *dev, void __user *useraddr) | |
481 | { | |
482 | struct ethtool_ringparam ringparam; | |
483 | ||
484 | if (!dev->ethtool_ops->set_ringparam) | |
485 | return -EOPNOTSUPP; | |
486 | ||
487 | if (copy_from_user(&ringparam, useraddr, sizeof(ringparam))) | |
488 | return -EFAULT; | |
489 | ||
490 | return dev->ethtool_ops->set_ringparam(dev, &ringparam); | |
491 | } | |
492 | ||
493 | static int ethtool_get_pauseparam(struct net_device *dev, void __user *useraddr) | |
494 | { | |
495 | struct ethtool_pauseparam pauseparam = { ETHTOOL_GPAUSEPARAM }; | |
496 | ||
497 | if (!dev->ethtool_ops->get_pauseparam) | |
498 | return -EOPNOTSUPP; | |
499 | ||
500 | dev->ethtool_ops->get_pauseparam(dev, &pauseparam); | |
501 | ||
502 | if (copy_to_user(useraddr, &pauseparam, sizeof(pauseparam))) | |
503 | return -EFAULT; | |
504 | return 0; | |
505 | } | |
506 | ||
507 | static int ethtool_set_pauseparam(struct net_device *dev, void __user *useraddr) | |
508 | { | |
509 | struct ethtool_pauseparam pauseparam; | |
510 | ||
e1b90c41 | 511 | if (!dev->ethtool_ops->set_pauseparam) |
1da177e4 LT |
512 | return -EOPNOTSUPP; |
513 | ||
514 | if (copy_from_user(&pauseparam, useraddr, sizeof(pauseparam))) | |
515 | return -EFAULT; | |
516 | ||
517 | return dev->ethtool_ops->set_pauseparam(dev, &pauseparam); | |
518 | } | |
519 | ||
1da177e4 LT |
520 | static int __ethtool_set_sg(struct net_device *dev, u32 data) |
521 | { | |
522 | int err; | |
523 | ||
524 | if (!data && dev->ethtool_ops->set_tso) { | |
525 | err = dev->ethtool_ops->set_tso(dev, 0); | |
526 | if (err) | |
527 | return err; | |
528 | } | |
529 | ||
e89e9cf5 AR |
530 | if (!data && dev->ethtool_ops->set_ufo) { |
531 | err = dev->ethtool_ops->set_ufo(dev, 0); | |
532 | if (err) | |
533 | return err; | |
534 | } | |
1da177e4 LT |
535 | return dev->ethtool_ops->set_sg(dev, data); |
536 | } | |
537 | ||
538 | static int ethtool_set_tx_csum(struct net_device *dev, char __user *useraddr) | |
539 | { | |
540 | struct ethtool_value edata; | |
541 | int err; | |
542 | ||
543 | if (!dev->ethtool_ops->set_tx_csum) | |
544 | return -EOPNOTSUPP; | |
545 | ||
546 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
547 | return -EFAULT; | |
548 | ||
549 | if (!edata.data && dev->ethtool_ops->set_sg) { | |
550 | err = __ethtool_set_sg(dev, 0); | |
551 | if (err) | |
552 | return err; | |
553 | } | |
554 | ||
555 | return dev->ethtool_ops->set_tx_csum(dev, edata.data); | |
556 | } | |
557 | ||
b240a0e5 HX |
558 | static int ethtool_set_rx_csum(struct net_device *dev, char __user *useraddr) |
559 | { | |
560 | struct ethtool_value edata; | |
561 | ||
562 | if (!dev->ethtool_ops->set_rx_csum) | |
563 | return -EOPNOTSUPP; | |
564 | ||
565 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
566 | return -EFAULT; | |
567 | ||
568 | if (!edata.data && dev->ethtool_ops->set_sg) | |
569 | dev->features &= ~NETIF_F_GRO; | |
570 | ||
571 | return dev->ethtool_ops->set_rx_csum(dev, edata.data); | |
572 | } | |
573 | ||
1da177e4 LT |
574 | static int ethtool_set_sg(struct net_device *dev, char __user *useraddr) |
575 | { | |
576 | struct ethtool_value edata; | |
577 | ||
578 | if (!dev->ethtool_ops->set_sg) | |
579 | return -EOPNOTSUPP; | |
580 | ||
581 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
582 | return -EFAULT; | |
583 | ||
4ec93edb | 584 | if (edata.data && |
8648b305 | 585 | !(dev->features & NETIF_F_ALL_CSUM)) |
1da177e4 LT |
586 | return -EINVAL; |
587 | ||
588 | return __ethtool_set_sg(dev, edata.data); | |
589 | } | |
590 | ||
1da177e4 LT |
591 | static int ethtool_set_tso(struct net_device *dev, char __user *useraddr) |
592 | { | |
593 | struct ethtool_value edata; | |
594 | ||
595 | if (!dev->ethtool_ops->set_tso) | |
596 | return -EOPNOTSUPP; | |
597 | ||
598 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
599 | return -EFAULT; | |
600 | ||
601 | if (edata.data && !(dev->features & NETIF_F_SG)) | |
602 | return -EINVAL; | |
603 | ||
604 | return dev->ethtool_ops->set_tso(dev, edata.data); | |
605 | } | |
606 | ||
e89e9cf5 AR |
607 | static int ethtool_set_ufo(struct net_device *dev, char __user *useraddr) |
608 | { | |
609 | struct ethtool_value edata; | |
610 | ||
611 | if (!dev->ethtool_ops->set_ufo) | |
612 | return -EOPNOTSUPP; | |
613 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
614 | return -EFAULT; | |
615 | if (edata.data && !(dev->features & NETIF_F_SG)) | |
616 | return -EINVAL; | |
617 | if (edata.data && !(dev->features & NETIF_F_HW_CSUM)) | |
618 | return -EINVAL; | |
619 | return dev->ethtool_ops->set_ufo(dev, edata.data); | |
620 | } | |
621 | ||
37c3185a HX |
622 | static int ethtool_get_gso(struct net_device *dev, char __user *useraddr) |
623 | { | |
624 | struct ethtool_value edata = { ETHTOOL_GGSO }; | |
625 | ||
626 | edata.data = dev->features & NETIF_F_GSO; | |
627 | if (copy_to_user(useraddr, &edata, sizeof(edata))) | |
628 | return -EFAULT; | |
629 | return 0; | |
630 | } | |
631 | ||
632 | static int ethtool_set_gso(struct net_device *dev, char __user *useraddr) | |
633 | { | |
634 | struct ethtool_value edata; | |
635 | ||
636 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
637 | return -EFAULT; | |
638 | if (edata.data) | |
639 | dev->features |= NETIF_F_GSO; | |
640 | else | |
641 | dev->features &= ~NETIF_F_GSO; | |
642 | return 0; | |
643 | } | |
644 | ||
b240a0e5 HX |
645 | static int ethtool_get_gro(struct net_device *dev, char __user *useraddr) |
646 | { | |
647 | struct ethtool_value edata = { ETHTOOL_GGRO }; | |
648 | ||
649 | edata.data = dev->features & NETIF_F_GRO; | |
650 | if (copy_to_user(useraddr, &edata, sizeof(edata))) | |
651 | return -EFAULT; | |
652 | return 0; | |
653 | } | |
654 | ||
655 | static int ethtool_set_gro(struct net_device *dev, char __user *useraddr) | |
656 | { | |
657 | struct ethtool_value edata; | |
658 | ||
659 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
660 | return -EFAULT; | |
661 | ||
662 | if (edata.data) { | |
663 | if (!dev->ethtool_ops->get_rx_csum || | |
664 | !dev->ethtool_ops->get_rx_csum(dev)) | |
665 | return -EINVAL; | |
666 | dev->features |= NETIF_F_GRO; | |
667 | } else | |
668 | dev->features &= ~NETIF_F_GRO; | |
669 | ||
670 | return 0; | |
671 | } | |
672 | ||
1da177e4 LT |
673 | static int ethtool_self_test(struct net_device *dev, char __user *useraddr) |
674 | { | |
675 | struct ethtool_test test; | |
76fd8593 | 676 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 | 677 | u64 *data; |
ff03d49f | 678 | int ret, test_len; |
1da177e4 | 679 | |
ff03d49f JG |
680 | if (!ops->self_test) |
681 | return -EOPNOTSUPP; | |
682 | if (!ops->get_sset_count && !ops->self_test_count) | |
1da177e4 LT |
683 | return -EOPNOTSUPP; |
684 | ||
ff03d49f JG |
685 | if (ops->get_sset_count) |
686 | test_len = ops->get_sset_count(dev, ETH_SS_TEST); | |
687 | else | |
688 | /* code path for obsolete hook */ | |
689 | test_len = ops->self_test_count(dev); | |
690 | if (test_len < 0) | |
691 | return test_len; | |
692 | WARN_ON(test_len == 0); | |
693 | ||
1da177e4 LT |
694 | if (copy_from_user(&test, useraddr, sizeof(test))) |
695 | return -EFAULT; | |
696 | ||
ff03d49f JG |
697 | test.len = test_len; |
698 | data = kmalloc(test_len * sizeof(u64), GFP_USER); | |
1da177e4 LT |
699 | if (!data) |
700 | return -ENOMEM; | |
701 | ||
702 | ops->self_test(dev, &test, data); | |
703 | ||
704 | ret = -EFAULT; | |
705 | if (copy_to_user(useraddr, &test, sizeof(test))) | |
706 | goto out; | |
707 | useraddr += sizeof(test); | |
708 | if (copy_to_user(useraddr, data, test.len * sizeof(u64))) | |
709 | goto out; | |
710 | ret = 0; | |
711 | ||
712 | out: | |
713 | kfree(data); | |
714 | return ret; | |
715 | } | |
716 | ||
717 | static int ethtool_get_strings(struct net_device *dev, void __user *useraddr) | |
718 | { | |
719 | struct ethtool_gstrings gstrings; | |
76fd8593 | 720 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 LT |
721 | u8 *data; |
722 | int ret; | |
723 | ||
724 | if (!ops->get_strings) | |
725 | return -EOPNOTSUPP; | |
726 | ||
727 | if (copy_from_user(&gstrings, useraddr, sizeof(gstrings))) | |
728 | return -EFAULT; | |
729 | ||
ff03d49f JG |
730 | if (ops->get_sset_count) { |
731 | ret = ops->get_sset_count(dev, gstrings.string_set); | |
732 | if (ret < 0) | |
733 | return ret; | |
734 | ||
735 | gstrings.len = ret; | |
736 | } else { | |
737 | /* code path for obsolete hooks */ | |
738 | ||
739 | switch (gstrings.string_set) { | |
740 | case ETH_SS_TEST: | |
741 | if (!ops->self_test_count) | |
742 | return -EOPNOTSUPP; | |
743 | gstrings.len = ops->self_test_count(dev); | |
744 | break; | |
745 | case ETH_SS_STATS: | |
746 | if (!ops->get_stats_count) | |
747 | return -EOPNOTSUPP; | |
748 | gstrings.len = ops->get_stats_count(dev); | |
749 | break; | |
750 | default: | |
751 | return -EINVAL; | |
752 | } | |
1da177e4 LT |
753 | } |
754 | ||
755 | data = kmalloc(gstrings.len * ETH_GSTRING_LEN, GFP_USER); | |
756 | if (!data) | |
757 | return -ENOMEM; | |
758 | ||
759 | ops->get_strings(dev, gstrings.string_set, data); | |
760 | ||
761 | ret = -EFAULT; | |
762 | if (copy_to_user(useraddr, &gstrings, sizeof(gstrings))) | |
763 | goto out; | |
764 | useraddr += sizeof(gstrings); | |
765 | if (copy_to_user(useraddr, data, gstrings.len * ETH_GSTRING_LEN)) | |
766 | goto out; | |
767 | ret = 0; | |
768 | ||
769 | out: | |
770 | kfree(data); | |
771 | return ret; | |
772 | } | |
773 | ||
774 | static int ethtool_phys_id(struct net_device *dev, void __user *useraddr) | |
775 | { | |
776 | struct ethtool_value id; | |
777 | ||
778 | if (!dev->ethtool_ops->phys_id) | |
779 | return -EOPNOTSUPP; | |
780 | ||
781 | if (copy_from_user(&id, useraddr, sizeof(id))) | |
782 | return -EFAULT; | |
783 | ||
784 | return dev->ethtool_ops->phys_id(dev, id.data); | |
785 | } | |
786 | ||
787 | static int ethtool_get_stats(struct net_device *dev, void __user *useraddr) | |
788 | { | |
789 | struct ethtool_stats stats; | |
76fd8593 | 790 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 | 791 | u64 *data; |
ff03d49f | 792 | int ret, n_stats; |
1da177e4 | 793 | |
ff03d49f JG |
794 | if (!ops->get_ethtool_stats) |
795 | return -EOPNOTSUPP; | |
796 | if (!ops->get_sset_count && !ops->get_stats_count) | |
1da177e4 LT |
797 | return -EOPNOTSUPP; |
798 | ||
ff03d49f JG |
799 | if (ops->get_sset_count) |
800 | n_stats = ops->get_sset_count(dev, ETH_SS_STATS); | |
801 | else | |
802 | /* code path for obsolete hook */ | |
803 | n_stats = ops->get_stats_count(dev); | |
804 | if (n_stats < 0) | |
805 | return n_stats; | |
806 | WARN_ON(n_stats == 0); | |
807 | ||
1da177e4 LT |
808 | if (copy_from_user(&stats, useraddr, sizeof(stats))) |
809 | return -EFAULT; | |
810 | ||
ff03d49f JG |
811 | stats.n_stats = n_stats; |
812 | data = kmalloc(n_stats * sizeof(u64), GFP_USER); | |
1da177e4 LT |
813 | if (!data) |
814 | return -ENOMEM; | |
815 | ||
816 | ops->get_ethtool_stats(dev, &stats, data); | |
817 | ||
818 | ret = -EFAULT; | |
819 | if (copy_to_user(useraddr, &stats, sizeof(stats))) | |
820 | goto out; | |
821 | useraddr += sizeof(stats); | |
822 | if (copy_to_user(useraddr, data, stats.n_stats * sizeof(u64))) | |
823 | goto out; | |
824 | ret = 0; | |
825 | ||
826 | out: | |
827 | kfree(data); | |
828 | return ret; | |
829 | } | |
830 | ||
0bf0519d | 831 | static int ethtool_get_perm_addr(struct net_device *dev, void __user *useraddr) |
a6f9a705 JW |
832 | { |
833 | struct ethtool_perm_addr epaddr; | |
a6f9a705 | 834 | |
313674af | 835 | if (copy_from_user(&epaddr, useraddr, sizeof(epaddr))) |
a6f9a705 JW |
836 | return -EFAULT; |
837 | ||
313674af MW |
838 | if (epaddr.size < dev->addr_len) |
839 | return -ETOOSMALL; | |
840 | epaddr.size = dev->addr_len; | |
a6f9a705 | 841 | |
a6f9a705 | 842 | if (copy_to_user(useraddr, &epaddr, sizeof(epaddr))) |
313674af | 843 | return -EFAULT; |
a6f9a705 | 844 | useraddr += sizeof(epaddr); |
313674af MW |
845 | if (copy_to_user(useraddr, dev->perm_addr, epaddr.size)) |
846 | return -EFAULT; | |
847 | return 0; | |
a6f9a705 JW |
848 | } |
849 | ||
13c99b24 JG |
850 | static int ethtool_get_value(struct net_device *dev, char __user *useraddr, |
851 | u32 cmd, u32 (*actor)(struct net_device *)) | |
3ae7c0b2 | 852 | { |
13c99b24 | 853 | struct ethtool_value edata = { cmd }; |
3ae7c0b2 | 854 | |
13c99b24 | 855 | if (!actor) |
3ae7c0b2 JG |
856 | return -EOPNOTSUPP; |
857 | ||
13c99b24 | 858 | edata.data = actor(dev); |
3ae7c0b2 JG |
859 | |
860 | if (copy_to_user(useraddr, &edata, sizeof(edata))) | |
861 | return -EFAULT; | |
862 | return 0; | |
863 | } | |
864 | ||
13c99b24 JG |
865 | static int ethtool_set_value_void(struct net_device *dev, char __user *useraddr, |
866 | void (*actor)(struct net_device *, u32)) | |
3ae7c0b2 JG |
867 | { |
868 | struct ethtool_value edata; | |
869 | ||
13c99b24 | 870 | if (!actor) |
3ae7c0b2 JG |
871 | return -EOPNOTSUPP; |
872 | ||
873 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
874 | return -EFAULT; | |
875 | ||
13c99b24 | 876 | actor(dev, edata.data); |
339bf024 JG |
877 | return 0; |
878 | } | |
879 | ||
13c99b24 JG |
880 | static int ethtool_set_value(struct net_device *dev, char __user *useraddr, |
881 | int (*actor)(struct net_device *, u32)) | |
339bf024 JG |
882 | { |
883 | struct ethtool_value edata; | |
884 | ||
13c99b24 | 885 | if (!actor) |
339bf024 JG |
886 | return -EOPNOTSUPP; |
887 | ||
888 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
889 | return -EFAULT; | |
890 | ||
13c99b24 | 891 | return actor(dev, edata.data); |
339bf024 JG |
892 | } |
893 | ||
1da177e4 LT |
894 | /* The main entry point in this file. Called from net/core/dev.c */ |
895 | ||
881d966b | 896 | int dev_ethtool(struct net *net, struct ifreq *ifr) |
1da177e4 | 897 | { |
881d966b | 898 | struct net_device *dev = __dev_get_by_name(net, ifr->ifr_name); |
1da177e4 LT |
899 | void __user *useraddr = ifr->ifr_data; |
900 | u32 ethcmd; | |
901 | int rc; | |
81e81575 | 902 | unsigned long old_features; |
1da177e4 | 903 | |
1da177e4 LT |
904 | if (!dev || !netif_device_present(dev)) |
905 | return -ENODEV; | |
906 | ||
907 | if (!dev->ethtool_ops) | |
61a44b9c | 908 | return -EOPNOTSUPP; |
1da177e4 LT |
909 | |
910 | if (copy_from_user(ðcmd, useraddr, sizeof (ethcmd))) | |
911 | return -EFAULT; | |
912 | ||
75f3123c SH |
913 | /* Allow some commands to be done by anyone */ |
914 | switch(ethcmd) { | |
75f3123c | 915 | case ETHTOOL_GDRVINFO: |
75f3123c | 916 | case ETHTOOL_GMSGLVL: |
75f3123c SH |
917 | case ETHTOOL_GCOALESCE: |
918 | case ETHTOOL_GRINGPARAM: | |
919 | case ETHTOOL_GPAUSEPARAM: | |
920 | case ETHTOOL_GRXCSUM: | |
921 | case ETHTOOL_GTXCSUM: | |
922 | case ETHTOOL_GSG: | |
923 | case ETHTOOL_GSTRINGS: | |
75f3123c SH |
924 | case ETHTOOL_GTSO: |
925 | case ETHTOOL_GPERMADDR: | |
926 | case ETHTOOL_GUFO: | |
927 | case ETHTOOL_GGSO: | |
339bf024 JG |
928 | case ETHTOOL_GFLAGS: |
929 | case ETHTOOL_GPFLAGS: | |
0853ad66 | 930 | case ETHTOOL_GRXFH: |
59089d8d SB |
931 | case ETHTOOL_GRXRINGS: |
932 | case ETHTOOL_GRXCLSRLCNT: | |
933 | case ETHTOOL_GRXCLSRULE: | |
934 | case ETHTOOL_GRXCLSRLALL: | |
75f3123c SH |
935 | break; |
936 | default: | |
937 | if (!capable(CAP_NET_ADMIN)) | |
938 | return -EPERM; | |
939 | } | |
940 | ||
e71a4783 | 941 | if (dev->ethtool_ops->begin) |
1da177e4 LT |
942 | if ((rc = dev->ethtool_ops->begin(dev)) < 0) |
943 | return rc; | |
944 | ||
d8a33ac4 SH |
945 | old_features = dev->features; |
946 | ||
1da177e4 LT |
947 | switch (ethcmd) { |
948 | case ETHTOOL_GSET: | |
949 | rc = ethtool_get_settings(dev, useraddr); | |
950 | break; | |
951 | case ETHTOOL_SSET: | |
952 | rc = ethtool_set_settings(dev, useraddr); | |
953 | break; | |
954 | case ETHTOOL_GDRVINFO: | |
955 | rc = ethtool_get_drvinfo(dev, useraddr); | |
1da177e4 LT |
956 | break; |
957 | case ETHTOOL_GREGS: | |
958 | rc = ethtool_get_regs(dev, useraddr); | |
959 | break; | |
960 | case ETHTOOL_GWOL: | |
961 | rc = ethtool_get_wol(dev, useraddr); | |
962 | break; | |
963 | case ETHTOOL_SWOL: | |
964 | rc = ethtool_set_wol(dev, useraddr); | |
965 | break; | |
966 | case ETHTOOL_GMSGLVL: | |
13c99b24 JG |
967 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
968 | dev->ethtool_ops->get_msglevel); | |
1da177e4 LT |
969 | break; |
970 | case ETHTOOL_SMSGLVL: | |
13c99b24 JG |
971 | rc = ethtool_set_value_void(dev, useraddr, |
972 | dev->ethtool_ops->set_msglevel); | |
1da177e4 LT |
973 | break; |
974 | case ETHTOOL_NWAY_RST: | |
975 | rc = ethtool_nway_reset(dev); | |
976 | break; | |
977 | case ETHTOOL_GLINK: | |
13c99b24 JG |
978 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
979 | dev->ethtool_ops->get_link); | |
1da177e4 LT |
980 | break; |
981 | case ETHTOOL_GEEPROM: | |
982 | rc = ethtool_get_eeprom(dev, useraddr); | |
983 | break; | |
984 | case ETHTOOL_SEEPROM: | |
985 | rc = ethtool_set_eeprom(dev, useraddr); | |
986 | break; | |
987 | case ETHTOOL_GCOALESCE: | |
988 | rc = ethtool_get_coalesce(dev, useraddr); | |
989 | break; | |
990 | case ETHTOOL_SCOALESCE: | |
991 | rc = ethtool_set_coalesce(dev, useraddr); | |
992 | break; | |
993 | case ETHTOOL_GRINGPARAM: | |
994 | rc = ethtool_get_ringparam(dev, useraddr); | |
995 | break; | |
996 | case ETHTOOL_SRINGPARAM: | |
997 | rc = ethtool_set_ringparam(dev, useraddr); | |
998 | break; | |
999 | case ETHTOOL_GPAUSEPARAM: | |
1000 | rc = ethtool_get_pauseparam(dev, useraddr); | |
1001 | break; | |
1002 | case ETHTOOL_SPAUSEPARAM: | |
1003 | rc = ethtool_set_pauseparam(dev, useraddr); | |
1004 | break; | |
1005 | case ETHTOOL_GRXCSUM: | |
13c99b24 JG |
1006 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1007 | dev->ethtool_ops->get_rx_csum); | |
1da177e4 LT |
1008 | break; |
1009 | case ETHTOOL_SRXCSUM: | |
b240a0e5 | 1010 | rc = ethtool_set_rx_csum(dev, useraddr); |
1da177e4 LT |
1011 | break; |
1012 | case ETHTOOL_GTXCSUM: | |
13c99b24 | 1013 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1014 | (dev->ethtool_ops->get_tx_csum ? |
1015 | dev->ethtool_ops->get_tx_csum : | |
1016 | ethtool_op_get_tx_csum)); | |
1da177e4 LT |
1017 | break; |
1018 | case ETHTOOL_STXCSUM: | |
1019 | rc = ethtool_set_tx_csum(dev, useraddr); | |
1020 | break; | |
1021 | case ETHTOOL_GSG: | |
13c99b24 | 1022 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1023 | (dev->ethtool_ops->get_sg ? |
1024 | dev->ethtool_ops->get_sg : | |
1025 | ethtool_op_get_sg)); | |
1da177e4 LT |
1026 | break; |
1027 | case ETHTOOL_SSG: | |
1028 | rc = ethtool_set_sg(dev, useraddr); | |
1029 | break; | |
1030 | case ETHTOOL_GTSO: | |
13c99b24 | 1031 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1032 | (dev->ethtool_ops->get_tso ? |
1033 | dev->ethtool_ops->get_tso : | |
1034 | ethtool_op_get_tso)); | |
1da177e4 LT |
1035 | break; |
1036 | case ETHTOOL_STSO: | |
1037 | rc = ethtool_set_tso(dev, useraddr); | |
1038 | break; | |
1039 | case ETHTOOL_TEST: | |
1040 | rc = ethtool_self_test(dev, useraddr); | |
1041 | break; | |
1042 | case ETHTOOL_GSTRINGS: | |
1043 | rc = ethtool_get_strings(dev, useraddr); | |
1044 | break; | |
1045 | case ETHTOOL_PHYS_ID: | |
1046 | rc = ethtool_phys_id(dev, useraddr); | |
1047 | break; | |
1048 | case ETHTOOL_GSTATS: | |
1049 | rc = ethtool_get_stats(dev, useraddr); | |
1050 | break; | |
a6f9a705 JW |
1051 | case ETHTOOL_GPERMADDR: |
1052 | rc = ethtool_get_perm_addr(dev, useraddr); | |
1053 | break; | |
e89e9cf5 | 1054 | case ETHTOOL_GUFO: |
13c99b24 | 1055 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1056 | (dev->ethtool_ops->get_ufo ? |
1057 | dev->ethtool_ops->get_ufo : | |
1058 | ethtool_op_get_ufo)); | |
e89e9cf5 AR |
1059 | break; |
1060 | case ETHTOOL_SUFO: | |
1061 | rc = ethtool_set_ufo(dev, useraddr); | |
1062 | break; | |
37c3185a HX |
1063 | case ETHTOOL_GGSO: |
1064 | rc = ethtool_get_gso(dev, useraddr); | |
1065 | break; | |
1066 | case ETHTOOL_SGSO: | |
1067 | rc = ethtool_set_gso(dev, useraddr); | |
1068 | break; | |
3ae7c0b2 | 1069 | case ETHTOOL_GFLAGS: |
13c99b24 JG |
1070 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1071 | dev->ethtool_ops->get_flags); | |
3ae7c0b2 JG |
1072 | break; |
1073 | case ETHTOOL_SFLAGS: | |
13c99b24 JG |
1074 | rc = ethtool_set_value(dev, useraddr, |
1075 | dev->ethtool_ops->set_flags); | |
3ae7c0b2 | 1076 | break; |
339bf024 | 1077 | case ETHTOOL_GPFLAGS: |
13c99b24 JG |
1078 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1079 | dev->ethtool_ops->get_priv_flags); | |
339bf024 JG |
1080 | break; |
1081 | case ETHTOOL_SPFLAGS: | |
13c99b24 JG |
1082 | rc = ethtool_set_value(dev, useraddr, |
1083 | dev->ethtool_ops->set_priv_flags); | |
339bf024 | 1084 | break; |
0853ad66 | 1085 | case ETHTOOL_GRXFH: |
59089d8d SB |
1086 | case ETHTOOL_GRXRINGS: |
1087 | case ETHTOOL_GRXCLSRLCNT: | |
1088 | case ETHTOOL_GRXCLSRULE: | |
1089 | case ETHTOOL_GRXCLSRLALL: | |
1090 | rc = ethtool_get_rxnfc(dev, useraddr); | |
0853ad66 SB |
1091 | break; |
1092 | case ETHTOOL_SRXFH: | |
59089d8d SB |
1093 | case ETHTOOL_SRXCLSRLDEL: |
1094 | case ETHTOOL_SRXCLSRLINS: | |
1095 | rc = ethtool_set_rxnfc(dev, useraddr); | |
0853ad66 | 1096 | break; |
b240a0e5 HX |
1097 | case ETHTOOL_GGRO: |
1098 | rc = ethtool_get_gro(dev, useraddr); | |
1099 | break; | |
1100 | case ETHTOOL_SGRO: | |
1101 | rc = ethtool_set_gro(dev, useraddr); | |
1102 | break; | |
1da177e4 | 1103 | default: |
61a44b9c | 1104 | rc = -EOPNOTSUPP; |
1da177e4 | 1105 | } |
4ec93edb | 1106 | |
e71a4783 | 1107 | if (dev->ethtool_ops->complete) |
1da177e4 | 1108 | dev->ethtool_ops->complete(dev); |
d8a33ac4 SH |
1109 | |
1110 | if (old_features != dev->features) | |
1111 | netdev_features_change(dev); | |
1112 | ||
1da177e4 | 1113 | return rc; |
1da177e4 LT |
1114 | } |
1115 | ||
1da177e4 LT |
1116 | EXPORT_SYMBOL(ethtool_op_get_link); |
1117 | EXPORT_SYMBOL(ethtool_op_get_sg); | |
1118 | EXPORT_SYMBOL(ethtool_op_get_tso); | |
1119 | EXPORT_SYMBOL(ethtool_op_get_tx_csum); | |
1120 | EXPORT_SYMBOL(ethtool_op_set_sg); | |
1121 | EXPORT_SYMBOL(ethtool_op_set_tso); | |
1122 | EXPORT_SYMBOL(ethtool_op_set_tx_csum); | |
69f6a0fa | 1123 | EXPORT_SYMBOL(ethtool_op_set_tx_hw_csum); |
6460d948 | 1124 | EXPORT_SYMBOL(ethtool_op_set_tx_ipv6_csum); |
e89e9cf5 AR |
1125 | EXPORT_SYMBOL(ethtool_op_set_ufo); |
1126 | EXPORT_SYMBOL(ethtool_op_get_ufo); | |
3ae7c0b2 JG |
1127 | EXPORT_SYMBOL(ethtool_op_set_flags); |
1128 | EXPORT_SYMBOL(ethtool_op_get_flags); |