Commit | Line | Data |
---|---|---|
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> | |
d17792eb | 20 | #include <linux/bitops.h> |
97f8aefb | 21 | #include <linux/uaccess.h> |
73da16c2 | 22 | #include <linux/vmalloc.h> |
5a0e3ad6 | 23 | #include <linux/slab.h> |
1da177e4 | 24 | |
4ec93edb | 25 | /* |
1da177e4 LT |
26 | * Some useful ethtool_ops methods that're device independent. |
27 | * If we find that all drivers want to do the same thing here, | |
28 | * we can turn these into dev_() function calls. | |
29 | */ | |
30 | ||
31 | u32 ethtool_op_get_link(struct net_device *dev) | |
32 | { | |
33 | return netif_carrier_ok(dev) ? 1 : 0; | |
34 | } | |
97f8aefb | 35 | EXPORT_SYMBOL(ethtool_op_get_link); |
1da177e4 | 36 | |
1896e61f SS |
37 | u32 ethtool_op_get_rx_csum(struct net_device *dev) |
38 | { | |
39 | return (dev->features & NETIF_F_ALL_CSUM) != 0; | |
40 | } | |
8a729fce | 41 | EXPORT_SYMBOL(ethtool_op_get_rx_csum); |
1896e61f | 42 | |
1da177e4 LT |
43 | u32 ethtool_op_get_tx_csum(struct net_device *dev) |
44 | { | |
8648b305 | 45 | return (dev->features & NETIF_F_ALL_CSUM) != 0; |
1da177e4 | 46 | } |
8a729fce | 47 | EXPORT_SYMBOL(ethtool_op_get_tx_csum); |
1da177e4 LT |
48 | |
49 | int ethtool_op_set_tx_csum(struct net_device *dev, u32 data) | |
50 | { | |
51 | if (data) | |
52 | dev->features |= NETIF_F_IP_CSUM; | |
53 | else | |
54 | dev->features &= ~NETIF_F_IP_CSUM; | |
55 | ||
56 | return 0; | |
57 | } | |
58 | ||
69f6a0fa JM |
59 | int ethtool_op_set_tx_hw_csum(struct net_device *dev, u32 data) |
60 | { | |
61 | if (data) | |
62 | dev->features |= NETIF_F_HW_CSUM; | |
63 | else | |
64 | dev->features &= ~NETIF_F_HW_CSUM; | |
65 | ||
66 | return 0; | |
67 | } | |
97f8aefb | 68 | EXPORT_SYMBOL(ethtool_op_set_tx_hw_csum); |
6460d948 MC |
69 | |
70 | int ethtool_op_set_tx_ipv6_csum(struct net_device *dev, u32 data) | |
71 | { | |
72 | if (data) | |
73 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; | |
74 | else | |
75 | dev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM); | |
76 | ||
77 | return 0; | |
78 | } | |
97f8aefb | 79 | EXPORT_SYMBOL(ethtool_op_set_tx_ipv6_csum); |
6460d948 | 80 | |
1da177e4 LT |
81 | u32 ethtool_op_get_sg(struct net_device *dev) |
82 | { | |
83 | return (dev->features & NETIF_F_SG) != 0; | |
84 | } | |
97f8aefb | 85 | EXPORT_SYMBOL(ethtool_op_get_sg); |
1da177e4 LT |
86 | |
87 | int ethtool_op_set_sg(struct net_device *dev, u32 data) | |
88 | { | |
89 | if (data) | |
90 | dev->features |= NETIF_F_SG; | |
91 | else | |
92 | dev->features &= ~NETIF_F_SG; | |
93 | ||
94 | return 0; | |
95 | } | |
97f8aefb | 96 | EXPORT_SYMBOL(ethtool_op_set_sg); |
1da177e4 LT |
97 | |
98 | u32 ethtool_op_get_tso(struct net_device *dev) | |
99 | { | |
100 | return (dev->features & NETIF_F_TSO) != 0; | |
101 | } | |
97f8aefb | 102 | EXPORT_SYMBOL(ethtool_op_get_tso); |
1da177e4 LT |
103 | |
104 | int ethtool_op_set_tso(struct net_device *dev, u32 data) | |
105 | { | |
106 | if (data) | |
107 | dev->features |= NETIF_F_TSO; | |
108 | else | |
109 | dev->features &= ~NETIF_F_TSO; | |
110 | ||
111 | return 0; | |
112 | } | |
97f8aefb | 113 | EXPORT_SYMBOL(ethtool_op_set_tso); |
1da177e4 | 114 | |
e89e9cf5 AR |
115 | u32 ethtool_op_get_ufo(struct net_device *dev) |
116 | { | |
117 | return (dev->features & NETIF_F_UFO) != 0; | |
118 | } | |
97f8aefb | 119 | EXPORT_SYMBOL(ethtool_op_get_ufo); |
e89e9cf5 AR |
120 | |
121 | int ethtool_op_set_ufo(struct net_device *dev, u32 data) | |
122 | { | |
123 | if (data) | |
124 | dev->features |= NETIF_F_UFO; | |
125 | else | |
126 | dev->features &= ~NETIF_F_UFO; | |
127 | return 0; | |
128 | } | |
97f8aefb | 129 | EXPORT_SYMBOL(ethtool_op_set_ufo); |
e89e9cf5 | 130 | |
3ae7c0b2 JG |
131 | /* the following list of flags are the same as their associated |
132 | * NETIF_F_xxx values in include/linux/netdevice.h | |
133 | */ | |
134 | static const u32 flags_dup_features = | |
d5dbda23 JG |
135 | (ETH_FLAG_LRO | ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN | ETH_FLAG_NTUPLE | |
136 | ETH_FLAG_RXHASH); | |
3ae7c0b2 JG |
137 | |
138 | u32 ethtool_op_get_flags(struct net_device *dev) | |
139 | { | |
140 | /* in the future, this function will probably contain additional | |
141 | * handling for flags which are not so easily handled | |
142 | * by a simple masking operation | |
143 | */ | |
144 | ||
145 | return dev->features & flags_dup_features; | |
146 | } | |
97f8aefb | 147 | EXPORT_SYMBOL(ethtool_op_get_flags); |
3ae7c0b2 | 148 | |
1437ce39 | 149 | int ethtool_op_set_flags(struct net_device *dev, u32 data, u32 supported) |
3ae7c0b2 | 150 | { |
1437ce39 BH |
151 | if (data & ~supported) |
152 | return -EINVAL; | |
0d643e1f | 153 | |
1437ce39 BH |
154 | dev->features = ((dev->features & ~flags_dup_features) | |
155 | (data & flags_dup_features)); | |
3ae7c0b2 JG |
156 | return 0; |
157 | } | |
97f8aefb | 158 | EXPORT_SYMBOL(ethtool_op_set_flags); |
3ae7c0b2 | 159 | |
15682bc4 PWJ |
160 | void ethtool_ntuple_flush(struct net_device *dev) |
161 | { | |
162 | struct ethtool_rx_ntuple_flow_spec_container *fsc, *f; | |
163 | ||
164 | list_for_each_entry_safe(fsc, f, &dev->ethtool_ntuple_list.list, list) { | |
165 | list_del(&fsc->list); | |
166 | kfree(fsc); | |
167 | } | |
168 | dev->ethtool_ntuple_list.count = 0; | |
169 | } | |
170 | EXPORT_SYMBOL(ethtool_ntuple_flush); | |
171 | ||
1da177e4 LT |
172 | /* Handlers for each ethtool command */ |
173 | ||
174 | static int ethtool_get_settings(struct net_device *dev, void __user *useraddr) | |
175 | { | |
8e557421 | 176 | struct ethtool_cmd cmd = { .cmd = ETHTOOL_GSET }; |
1da177e4 LT |
177 | int err; |
178 | ||
179 | if (!dev->ethtool_ops->get_settings) | |
180 | return -EOPNOTSUPP; | |
181 | ||
182 | err = dev->ethtool_ops->get_settings(dev, &cmd); | |
183 | if (err < 0) | |
184 | return err; | |
185 | ||
186 | if (copy_to_user(useraddr, &cmd, sizeof(cmd))) | |
187 | return -EFAULT; | |
188 | return 0; | |
189 | } | |
190 | ||
191 | static int ethtool_set_settings(struct net_device *dev, void __user *useraddr) | |
192 | { | |
193 | struct ethtool_cmd cmd; | |
194 | ||
195 | if (!dev->ethtool_ops->set_settings) | |
196 | return -EOPNOTSUPP; | |
197 | ||
198 | if (copy_from_user(&cmd, useraddr, sizeof(cmd))) | |
199 | return -EFAULT; | |
200 | ||
201 | return dev->ethtool_ops->set_settings(dev, &cmd); | |
202 | } | |
203 | ||
97f8aefb | 204 | static noinline_for_stack int ethtool_get_drvinfo(struct net_device *dev, |
205 | void __user *useraddr) | |
1da177e4 LT |
206 | { |
207 | struct ethtool_drvinfo info; | |
76fd8593 | 208 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 | 209 | |
1da177e4 LT |
210 | memset(&info, 0, sizeof(info)); |
211 | info.cmd = ETHTOOL_GDRVINFO; | |
01414802 BH |
212 | if (ops && ops->get_drvinfo) { |
213 | ops->get_drvinfo(dev, &info); | |
214 | } else if (dev->dev.parent && dev->dev.parent->driver) { | |
215 | strlcpy(info.bus_info, dev_name(dev->dev.parent), | |
216 | sizeof(info.bus_info)); | |
217 | strlcpy(info.driver, dev->dev.parent->driver->name, | |
218 | sizeof(info.driver)); | |
219 | } else { | |
220 | return -EOPNOTSUPP; | |
221 | } | |
1da177e4 | 222 | |
723b2f57 JG |
223 | /* |
224 | * this method of obtaining string set info is deprecated; | |
d17792eb | 225 | * Use ETHTOOL_GSSET_INFO instead. |
723b2f57 | 226 | */ |
01414802 | 227 | if (ops && ops->get_sset_count) { |
ff03d49f JG |
228 | int rc; |
229 | ||
230 | rc = ops->get_sset_count(dev, ETH_SS_TEST); | |
231 | if (rc >= 0) | |
232 | info.testinfo_len = rc; | |
233 | rc = ops->get_sset_count(dev, ETH_SS_STATS); | |
234 | if (rc >= 0) | |
235 | info.n_stats = rc; | |
339bf024 JG |
236 | rc = ops->get_sset_count(dev, ETH_SS_PRIV_FLAGS); |
237 | if (rc >= 0) | |
238 | info.n_priv_flags = rc; | |
ff03d49f | 239 | } |
01414802 | 240 | if (ops && ops->get_regs_len) |
1da177e4 | 241 | info.regdump_len = ops->get_regs_len(dev); |
01414802 | 242 | if (ops && ops->get_eeprom_len) |
1da177e4 LT |
243 | info.eedump_len = ops->get_eeprom_len(dev); |
244 | ||
245 | if (copy_to_user(useraddr, &info, sizeof(info))) | |
246 | return -EFAULT; | |
247 | return 0; | |
248 | } | |
249 | ||
f5c445ed | 250 | static noinline_for_stack int ethtool_get_sset_info(struct net_device *dev, |
97f8aefb | 251 | void __user *useraddr) |
723b2f57 JG |
252 | { |
253 | struct ethtool_sset_info info; | |
254 | const struct ethtool_ops *ops = dev->ethtool_ops; | |
255 | u64 sset_mask; | |
256 | int i, idx = 0, n_bits = 0, ret, rc; | |
257 | u32 *info_buf = NULL; | |
258 | ||
259 | if (!ops->get_sset_count) | |
260 | return -EOPNOTSUPP; | |
261 | ||
262 | if (copy_from_user(&info, useraddr, sizeof(info))) | |
263 | return -EFAULT; | |
264 | ||
265 | /* store copy of mask, because we zero struct later on */ | |
266 | sset_mask = info.sset_mask; | |
267 | if (!sset_mask) | |
268 | return 0; | |
269 | ||
270 | /* calculate size of return buffer */ | |
d17792eb | 271 | n_bits = hweight64(sset_mask); |
723b2f57 JG |
272 | |
273 | memset(&info, 0, sizeof(info)); | |
274 | info.cmd = ETHTOOL_GSSET_INFO; | |
275 | ||
276 | info_buf = kzalloc(n_bits * sizeof(u32), GFP_USER); | |
277 | if (!info_buf) | |
278 | return -ENOMEM; | |
279 | ||
280 | /* | |
281 | * fill return buffer based on input bitmask and successful | |
282 | * get_sset_count return | |
283 | */ | |
284 | for (i = 0; i < 64; i++) { | |
285 | if (!(sset_mask & (1ULL << i))) | |
286 | continue; | |
287 | ||
288 | rc = ops->get_sset_count(dev, i); | |
289 | if (rc >= 0) { | |
290 | info.sset_mask |= (1ULL << i); | |
291 | info_buf[idx++] = rc; | |
292 | } | |
293 | } | |
294 | ||
295 | ret = -EFAULT; | |
296 | if (copy_to_user(useraddr, &info, sizeof(info))) | |
297 | goto out; | |
298 | ||
299 | useraddr += offsetof(struct ethtool_sset_info, data); | |
300 | if (copy_to_user(useraddr, info_buf, idx * sizeof(u32))) | |
301 | goto out; | |
302 | ||
303 | ret = 0; | |
304 | ||
305 | out: | |
306 | kfree(info_buf); | |
307 | return ret; | |
308 | } | |
309 | ||
97f8aefb | 310 | static noinline_for_stack int ethtool_set_rxnfc(struct net_device *dev, |
bf988435 | 311 | u32 cmd, void __user *useraddr) |
0853ad66 | 312 | { |
bf988435 BH |
313 | struct ethtool_rxnfc info; |
314 | size_t info_size = sizeof(info); | |
0853ad66 | 315 | |
59089d8d | 316 | if (!dev->ethtool_ops->set_rxnfc) |
0853ad66 SB |
317 | return -EOPNOTSUPP; |
318 | ||
bf988435 BH |
319 | /* struct ethtool_rxnfc was originally defined for |
320 | * ETHTOOL_{G,S}RXFH with only the cmd, flow_type and data | |
321 | * members. User-space might still be using that | |
322 | * definition. */ | |
323 | if (cmd == ETHTOOL_SRXFH) | |
324 | info_size = (offsetof(struct ethtool_rxnfc, data) + | |
325 | sizeof(info.data)); | |
326 | ||
327 | if (copy_from_user(&info, useraddr, info_size)) | |
0853ad66 SB |
328 | return -EFAULT; |
329 | ||
bf988435 | 330 | return dev->ethtool_ops->set_rxnfc(dev, &info); |
0853ad66 SB |
331 | } |
332 | ||
97f8aefb | 333 | static noinline_for_stack int ethtool_get_rxnfc(struct net_device *dev, |
bf988435 | 334 | u32 cmd, void __user *useraddr) |
0853ad66 SB |
335 | { |
336 | struct ethtool_rxnfc info; | |
bf988435 | 337 | size_t info_size = sizeof(info); |
59089d8d SB |
338 | const struct ethtool_ops *ops = dev->ethtool_ops; |
339 | int ret; | |
340 | void *rule_buf = NULL; | |
0853ad66 | 341 | |
59089d8d | 342 | if (!ops->get_rxnfc) |
0853ad66 SB |
343 | return -EOPNOTSUPP; |
344 | ||
bf988435 BH |
345 | /* struct ethtool_rxnfc was originally defined for |
346 | * ETHTOOL_{G,S}RXFH with only the cmd, flow_type and data | |
347 | * members. User-space might still be using that | |
348 | * definition. */ | |
349 | if (cmd == ETHTOOL_GRXFH) | |
350 | info_size = (offsetof(struct ethtool_rxnfc, data) + | |
351 | sizeof(info.data)); | |
352 | ||
353 | if (copy_from_user(&info, useraddr, info_size)) | |
0853ad66 SB |
354 | return -EFAULT; |
355 | ||
59089d8d SB |
356 | if (info.cmd == ETHTOOL_GRXCLSRLALL) { |
357 | if (info.rule_cnt > 0) { | |
db048b69 | 358 | if (info.rule_cnt <= KMALLOC_MAX_SIZE / sizeof(u32)) |
ae6df5f9 | 359 | rule_buf = kzalloc(info.rule_cnt * sizeof(u32), |
db048b69 | 360 | GFP_USER); |
59089d8d SB |
361 | if (!rule_buf) |
362 | return -ENOMEM; | |
363 | } | |
364 | } | |
0853ad66 | 365 | |
59089d8d SB |
366 | ret = ops->get_rxnfc(dev, &info, rule_buf); |
367 | if (ret < 0) | |
368 | goto err_out; | |
369 | ||
370 | ret = -EFAULT; | |
bf988435 | 371 | if (copy_to_user(useraddr, &info, info_size)) |
59089d8d SB |
372 | goto err_out; |
373 | ||
374 | if (rule_buf) { | |
375 | useraddr += offsetof(struct ethtool_rxnfc, rule_locs); | |
376 | if (copy_to_user(useraddr, rule_buf, | |
377 | info.rule_cnt * sizeof(u32))) | |
378 | goto err_out; | |
379 | } | |
380 | ret = 0; | |
381 | ||
382 | err_out: | |
c9caceca | 383 | kfree(rule_buf); |
59089d8d SB |
384 | |
385 | return ret; | |
0853ad66 SB |
386 | } |
387 | ||
a5b6ee29 BH |
388 | static noinline_for_stack int ethtool_get_rxfh_indir(struct net_device *dev, |
389 | void __user *useraddr) | |
390 | { | |
391 | struct ethtool_rxfh_indir *indir; | |
392 | u32 table_size; | |
393 | size_t full_size; | |
394 | int ret; | |
395 | ||
396 | if (!dev->ethtool_ops->get_rxfh_indir) | |
397 | return -EOPNOTSUPP; | |
398 | ||
399 | if (copy_from_user(&table_size, | |
400 | useraddr + offsetof(struct ethtool_rxfh_indir, size), | |
401 | sizeof(table_size))) | |
402 | return -EFAULT; | |
403 | ||
404 | if (table_size > | |
405 | (KMALLOC_MAX_SIZE - sizeof(*indir)) / sizeof(*indir->ring_index)) | |
406 | return -ENOMEM; | |
407 | full_size = sizeof(*indir) + sizeof(*indir->ring_index) * table_size; | |
b00916b1 | 408 | indir = kzalloc(full_size, GFP_USER); |
a5b6ee29 BH |
409 | if (!indir) |
410 | return -ENOMEM; | |
411 | ||
412 | indir->cmd = ETHTOOL_GRXFHINDIR; | |
413 | indir->size = table_size; | |
414 | ret = dev->ethtool_ops->get_rxfh_indir(dev, indir); | |
415 | if (ret) | |
416 | goto out; | |
417 | ||
418 | if (copy_to_user(useraddr, indir, full_size)) | |
419 | ret = -EFAULT; | |
420 | ||
421 | out: | |
422 | kfree(indir); | |
423 | return ret; | |
424 | } | |
425 | ||
426 | static noinline_for_stack int ethtool_set_rxfh_indir(struct net_device *dev, | |
427 | void __user *useraddr) | |
428 | { | |
429 | struct ethtool_rxfh_indir *indir; | |
430 | u32 table_size; | |
431 | size_t full_size; | |
432 | int ret; | |
433 | ||
434 | if (!dev->ethtool_ops->set_rxfh_indir) | |
435 | return -EOPNOTSUPP; | |
436 | ||
437 | if (copy_from_user(&table_size, | |
438 | useraddr + offsetof(struct ethtool_rxfh_indir, size), | |
439 | sizeof(table_size))) | |
440 | return -EFAULT; | |
441 | ||
442 | if (table_size > | |
443 | (KMALLOC_MAX_SIZE - sizeof(*indir)) / sizeof(*indir->ring_index)) | |
444 | return -ENOMEM; | |
445 | full_size = sizeof(*indir) + sizeof(*indir->ring_index) * table_size; | |
446 | indir = kmalloc(full_size, GFP_USER); | |
447 | if (!indir) | |
448 | return -ENOMEM; | |
449 | ||
450 | if (copy_from_user(indir, useraddr, full_size)) { | |
451 | ret = -EFAULT; | |
452 | goto out; | |
453 | } | |
454 | ||
455 | ret = dev->ethtool_ops->set_rxfh_indir(dev, indir); | |
456 | ||
457 | out: | |
458 | kfree(indir); | |
459 | return ret; | |
460 | } | |
461 | ||
e8589118 | 462 | static void __rx_ntuple_filter_add(struct ethtool_rx_ntuple_list *list, |
97f8aefb | 463 | struct ethtool_rx_ntuple_flow_spec *spec, |
464 | struct ethtool_rx_ntuple_flow_spec_container *fsc) | |
15682bc4 | 465 | { |
15682bc4 PWJ |
466 | |
467 | /* don't add filters forever */ | |
e8589118 PW |
468 | if (list->count >= ETHTOOL_MAX_NTUPLE_LIST_ENTRY) { |
469 | /* free the container */ | |
470 | kfree(fsc); | |
471 | return; | |
472 | } | |
15682bc4 PWJ |
473 | |
474 | /* Copy the whole filter over */ | |
475 | fsc->fs.flow_type = spec->flow_type; | |
476 | memcpy(&fsc->fs.h_u, &spec->h_u, sizeof(spec->h_u)); | |
477 | memcpy(&fsc->fs.m_u, &spec->m_u, sizeof(spec->m_u)); | |
478 | ||
479 | fsc->fs.vlan_tag = spec->vlan_tag; | |
480 | fsc->fs.vlan_tag_mask = spec->vlan_tag_mask; | |
481 | fsc->fs.data = spec->data; | |
482 | fsc->fs.data_mask = spec->data_mask; | |
483 | fsc->fs.action = spec->action; | |
484 | ||
485 | /* add to the list */ | |
486 | list_add_tail_rcu(&fsc->list, &list->list); | |
487 | list->count++; | |
15682bc4 PWJ |
488 | } |
489 | ||
be2902da BH |
490 | /* |
491 | * ethtool does not (or did not) set masks for flow parameters that are | |
492 | * not specified, so if both value and mask are 0 then this must be | |
493 | * treated as equivalent to a mask with all bits set. Implement that | |
494 | * here rather than in drivers. | |
495 | */ | |
496 | static void rx_ntuple_fix_masks(struct ethtool_rx_ntuple_flow_spec *fs) | |
497 | { | |
498 | struct ethtool_tcpip4_spec *entry = &fs->h_u.tcp_ip4_spec; | |
499 | struct ethtool_tcpip4_spec *mask = &fs->m_u.tcp_ip4_spec; | |
500 | ||
501 | if (fs->flow_type != TCP_V4_FLOW && | |
502 | fs->flow_type != UDP_V4_FLOW && | |
503 | fs->flow_type != SCTP_V4_FLOW) | |
504 | return; | |
505 | ||
506 | if (!(entry->ip4src | mask->ip4src)) | |
507 | mask->ip4src = htonl(0xffffffff); | |
508 | if (!(entry->ip4dst | mask->ip4dst)) | |
509 | mask->ip4dst = htonl(0xffffffff); | |
510 | if (!(entry->psrc | mask->psrc)) | |
511 | mask->psrc = htons(0xffff); | |
512 | if (!(entry->pdst | mask->pdst)) | |
513 | mask->pdst = htons(0xffff); | |
514 | if (!(entry->tos | mask->tos)) | |
515 | mask->tos = 0xff; | |
516 | if (!(fs->vlan_tag | fs->vlan_tag_mask)) | |
517 | fs->vlan_tag_mask = 0xffff; | |
518 | if (!(fs->data | fs->data_mask)) | |
519 | fs->data_mask = 0xffffffffffffffffULL; | |
520 | } | |
521 | ||
97f8aefb | 522 | static noinline_for_stack int ethtool_set_rx_ntuple(struct net_device *dev, |
523 | void __user *useraddr) | |
15682bc4 PWJ |
524 | { |
525 | struct ethtool_rx_ntuple cmd; | |
526 | const struct ethtool_ops *ops = dev->ethtool_ops; | |
e8589118 | 527 | struct ethtool_rx_ntuple_flow_spec_container *fsc = NULL; |
15682bc4 PWJ |
528 | int ret; |
529 | ||
15682bc4 PWJ |
530 | if (!(dev->features & NETIF_F_NTUPLE)) |
531 | return -EINVAL; | |
532 | ||
533 | if (copy_from_user(&cmd, useraddr, sizeof(cmd))) | |
534 | return -EFAULT; | |
535 | ||
be2902da BH |
536 | rx_ntuple_fix_masks(&cmd.fs); |
537 | ||
15682bc4 PWJ |
538 | /* |
539 | * Cache filter in dev struct for GET operation only if | |
540 | * the underlying driver doesn't have its own GET operation, and | |
e8589118 PW |
541 | * only if the filter was added successfully. First make sure we |
542 | * can allocate the filter, then continue if successful. | |
15682bc4 | 543 | */ |
e8589118 PW |
544 | if (!ops->get_rx_ntuple) { |
545 | fsc = kmalloc(sizeof(*fsc), GFP_ATOMIC); | |
546 | if (!fsc) | |
15682bc4 | 547 | return -ENOMEM; |
e8589118 PW |
548 | } |
549 | ||
550 | ret = ops->set_rx_ntuple(dev, &cmd); | |
551 | if (ret) { | |
552 | kfree(fsc); | |
553 | return ret; | |
554 | } | |
555 | ||
556 | if (!ops->get_rx_ntuple) | |
557 | __rx_ntuple_filter_add(&dev->ethtool_ntuple_list, &cmd.fs, fsc); | |
15682bc4 PWJ |
558 | |
559 | return ret; | |
560 | } | |
561 | ||
562 | static int ethtool_get_rx_ntuple(struct net_device *dev, void __user *useraddr) | |
563 | { | |
564 | struct ethtool_gstrings gstrings; | |
565 | const struct ethtool_ops *ops = dev->ethtool_ops; | |
566 | struct ethtool_rx_ntuple_flow_spec_container *fsc; | |
567 | u8 *data; | |
568 | char *p; | |
569 | int ret, i, num_strings = 0; | |
570 | ||
571 | if (!ops->get_sset_count) | |
572 | return -EOPNOTSUPP; | |
573 | ||
574 | if (copy_from_user(&gstrings, useraddr, sizeof(gstrings))) | |
575 | return -EFAULT; | |
576 | ||
577 | ret = ops->get_sset_count(dev, gstrings.string_set); | |
578 | if (ret < 0) | |
579 | return ret; | |
580 | ||
581 | gstrings.len = ret; | |
582 | ||
b00916b1 | 583 | data = kzalloc(gstrings.len * ETH_GSTRING_LEN, GFP_USER); |
15682bc4 PWJ |
584 | if (!data) |
585 | return -ENOMEM; | |
586 | ||
587 | if (ops->get_rx_ntuple) { | |
588 | /* driver-specific filter grab */ | |
589 | ret = ops->get_rx_ntuple(dev, gstrings.string_set, data); | |
590 | goto copy; | |
591 | } | |
592 | ||
593 | /* default ethtool filter grab */ | |
594 | i = 0; | |
595 | p = (char *)data; | |
596 | list_for_each_entry(fsc, &dev->ethtool_ntuple_list.list, list) { | |
597 | sprintf(p, "Filter %d:\n", i); | |
598 | p += ETH_GSTRING_LEN; | |
599 | num_strings++; | |
600 | ||
601 | switch (fsc->fs.flow_type) { | |
602 | case TCP_V4_FLOW: | |
603 | sprintf(p, "\tFlow Type: TCP\n"); | |
604 | p += ETH_GSTRING_LEN; | |
605 | num_strings++; | |
606 | break; | |
607 | case UDP_V4_FLOW: | |
608 | sprintf(p, "\tFlow Type: UDP\n"); | |
609 | p += ETH_GSTRING_LEN; | |
610 | num_strings++; | |
611 | break; | |
612 | case SCTP_V4_FLOW: | |
613 | sprintf(p, "\tFlow Type: SCTP\n"); | |
614 | p += ETH_GSTRING_LEN; | |
615 | num_strings++; | |
616 | break; | |
617 | case AH_ESP_V4_FLOW: | |
618 | sprintf(p, "\tFlow Type: AH ESP\n"); | |
619 | p += ETH_GSTRING_LEN; | |
620 | num_strings++; | |
621 | break; | |
622 | case ESP_V4_FLOW: | |
623 | sprintf(p, "\tFlow Type: ESP\n"); | |
624 | p += ETH_GSTRING_LEN; | |
625 | num_strings++; | |
626 | break; | |
627 | case IP_USER_FLOW: | |
628 | sprintf(p, "\tFlow Type: Raw IP\n"); | |
629 | p += ETH_GSTRING_LEN; | |
630 | num_strings++; | |
631 | break; | |
632 | case IPV4_FLOW: | |
633 | sprintf(p, "\tFlow Type: IPv4\n"); | |
634 | p += ETH_GSTRING_LEN; | |
635 | num_strings++; | |
636 | break; | |
637 | default: | |
638 | sprintf(p, "\tFlow Type: Unknown\n"); | |
639 | p += ETH_GSTRING_LEN; | |
640 | num_strings++; | |
641 | goto unknown_filter; | |
ccbd6a5a | 642 | } |
15682bc4 PWJ |
643 | |
644 | /* now the rest of the filters */ | |
645 | switch (fsc->fs.flow_type) { | |
646 | case TCP_V4_FLOW: | |
647 | case UDP_V4_FLOW: | |
648 | case SCTP_V4_FLOW: | |
649 | sprintf(p, "\tSrc IP addr: 0x%x\n", | |
97f8aefb | 650 | fsc->fs.h_u.tcp_ip4_spec.ip4src); |
15682bc4 PWJ |
651 | p += ETH_GSTRING_LEN; |
652 | num_strings++; | |
653 | sprintf(p, "\tSrc IP mask: 0x%x\n", | |
97f8aefb | 654 | fsc->fs.m_u.tcp_ip4_spec.ip4src); |
15682bc4 PWJ |
655 | p += ETH_GSTRING_LEN; |
656 | num_strings++; | |
657 | sprintf(p, "\tDest IP addr: 0x%x\n", | |
97f8aefb | 658 | fsc->fs.h_u.tcp_ip4_spec.ip4dst); |
15682bc4 PWJ |
659 | p += ETH_GSTRING_LEN; |
660 | num_strings++; | |
661 | sprintf(p, "\tDest IP mask: 0x%x\n", | |
97f8aefb | 662 | fsc->fs.m_u.tcp_ip4_spec.ip4dst); |
15682bc4 PWJ |
663 | p += ETH_GSTRING_LEN; |
664 | num_strings++; | |
665 | sprintf(p, "\tSrc Port: %d, mask: 0x%x\n", | |
97f8aefb | 666 | fsc->fs.h_u.tcp_ip4_spec.psrc, |
667 | fsc->fs.m_u.tcp_ip4_spec.psrc); | |
15682bc4 PWJ |
668 | p += ETH_GSTRING_LEN; |
669 | num_strings++; | |
670 | sprintf(p, "\tDest Port: %d, mask: 0x%x\n", | |
97f8aefb | 671 | fsc->fs.h_u.tcp_ip4_spec.pdst, |
672 | fsc->fs.m_u.tcp_ip4_spec.pdst); | |
15682bc4 PWJ |
673 | p += ETH_GSTRING_LEN; |
674 | num_strings++; | |
675 | sprintf(p, "\tTOS: %d, mask: 0x%x\n", | |
97f8aefb | 676 | fsc->fs.h_u.tcp_ip4_spec.tos, |
677 | fsc->fs.m_u.tcp_ip4_spec.tos); | |
15682bc4 PWJ |
678 | p += ETH_GSTRING_LEN; |
679 | num_strings++; | |
680 | break; | |
681 | case AH_ESP_V4_FLOW: | |
682 | case ESP_V4_FLOW: | |
683 | sprintf(p, "\tSrc IP addr: 0x%x\n", | |
97f8aefb | 684 | fsc->fs.h_u.ah_ip4_spec.ip4src); |
15682bc4 PWJ |
685 | p += ETH_GSTRING_LEN; |
686 | num_strings++; | |
687 | sprintf(p, "\tSrc IP mask: 0x%x\n", | |
97f8aefb | 688 | fsc->fs.m_u.ah_ip4_spec.ip4src); |
15682bc4 PWJ |
689 | p += ETH_GSTRING_LEN; |
690 | num_strings++; | |
691 | sprintf(p, "\tDest IP addr: 0x%x\n", | |
97f8aefb | 692 | fsc->fs.h_u.ah_ip4_spec.ip4dst); |
15682bc4 PWJ |
693 | p += ETH_GSTRING_LEN; |
694 | num_strings++; | |
695 | sprintf(p, "\tDest IP mask: 0x%x\n", | |
97f8aefb | 696 | fsc->fs.m_u.ah_ip4_spec.ip4dst); |
15682bc4 PWJ |
697 | p += ETH_GSTRING_LEN; |
698 | num_strings++; | |
699 | sprintf(p, "\tSPI: %d, mask: 0x%x\n", | |
97f8aefb | 700 | fsc->fs.h_u.ah_ip4_spec.spi, |
701 | fsc->fs.m_u.ah_ip4_spec.spi); | |
15682bc4 PWJ |
702 | p += ETH_GSTRING_LEN; |
703 | num_strings++; | |
704 | sprintf(p, "\tTOS: %d, mask: 0x%x\n", | |
97f8aefb | 705 | fsc->fs.h_u.ah_ip4_spec.tos, |
706 | fsc->fs.m_u.ah_ip4_spec.tos); | |
15682bc4 PWJ |
707 | p += ETH_GSTRING_LEN; |
708 | num_strings++; | |
709 | break; | |
710 | case IP_USER_FLOW: | |
711 | sprintf(p, "\tSrc IP addr: 0x%x\n", | |
e0de7c93 | 712 | fsc->fs.h_u.usr_ip4_spec.ip4src); |
15682bc4 PWJ |
713 | p += ETH_GSTRING_LEN; |
714 | num_strings++; | |
715 | sprintf(p, "\tSrc IP mask: 0x%x\n", | |
e0de7c93 | 716 | fsc->fs.m_u.usr_ip4_spec.ip4src); |
15682bc4 PWJ |
717 | p += ETH_GSTRING_LEN; |
718 | num_strings++; | |
719 | sprintf(p, "\tDest IP addr: 0x%x\n", | |
e0de7c93 | 720 | fsc->fs.h_u.usr_ip4_spec.ip4dst); |
15682bc4 PWJ |
721 | p += ETH_GSTRING_LEN; |
722 | num_strings++; | |
723 | sprintf(p, "\tDest IP mask: 0x%x\n", | |
e0de7c93 | 724 | fsc->fs.m_u.usr_ip4_spec.ip4dst); |
15682bc4 PWJ |
725 | p += ETH_GSTRING_LEN; |
726 | num_strings++; | |
727 | break; | |
728 | case IPV4_FLOW: | |
729 | sprintf(p, "\tSrc IP addr: 0x%x\n", | |
97f8aefb | 730 | fsc->fs.h_u.usr_ip4_spec.ip4src); |
15682bc4 PWJ |
731 | p += ETH_GSTRING_LEN; |
732 | num_strings++; | |
733 | sprintf(p, "\tSrc IP mask: 0x%x\n", | |
97f8aefb | 734 | fsc->fs.m_u.usr_ip4_spec.ip4src); |
15682bc4 PWJ |
735 | p += ETH_GSTRING_LEN; |
736 | num_strings++; | |
737 | sprintf(p, "\tDest IP addr: 0x%x\n", | |
97f8aefb | 738 | fsc->fs.h_u.usr_ip4_spec.ip4dst); |
15682bc4 PWJ |
739 | p += ETH_GSTRING_LEN; |
740 | num_strings++; | |
741 | sprintf(p, "\tDest IP mask: 0x%x\n", | |
97f8aefb | 742 | fsc->fs.m_u.usr_ip4_spec.ip4dst); |
15682bc4 PWJ |
743 | p += ETH_GSTRING_LEN; |
744 | num_strings++; | |
745 | sprintf(p, "\tL4 bytes: 0x%x, mask: 0x%x\n", | |
97f8aefb | 746 | fsc->fs.h_u.usr_ip4_spec.l4_4_bytes, |
747 | fsc->fs.m_u.usr_ip4_spec.l4_4_bytes); | |
15682bc4 PWJ |
748 | p += ETH_GSTRING_LEN; |
749 | num_strings++; | |
750 | sprintf(p, "\tTOS: %d, mask: 0x%x\n", | |
97f8aefb | 751 | fsc->fs.h_u.usr_ip4_spec.tos, |
752 | fsc->fs.m_u.usr_ip4_spec.tos); | |
15682bc4 PWJ |
753 | p += ETH_GSTRING_LEN; |
754 | num_strings++; | |
755 | sprintf(p, "\tIP Version: %d, mask: 0x%x\n", | |
97f8aefb | 756 | fsc->fs.h_u.usr_ip4_spec.ip_ver, |
757 | fsc->fs.m_u.usr_ip4_spec.ip_ver); | |
15682bc4 PWJ |
758 | p += ETH_GSTRING_LEN; |
759 | num_strings++; | |
760 | sprintf(p, "\tProtocol: %d, mask: 0x%x\n", | |
97f8aefb | 761 | fsc->fs.h_u.usr_ip4_spec.proto, |
762 | fsc->fs.m_u.usr_ip4_spec.proto); | |
15682bc4 PWJ |
763 | p += ETH_GSTRING_LEN; |
764 | num_strings++; | |
765 | break; | |
ccbd6a5a | 766 | } |
15682bc4 | 767 | sprintf(p, "\tVLAN: %d, mask: 0x%x\n", |
97f8aefb | 768 | fsc->fs.vlan_tag, fsc->fs.vlan_tag_mask); |
15682bc4 PWJ |
769 | p += ETH_GSTRING_LEN; |
770 | num_strings++; | |
771 | sprintf(p, "\tUser-defined: 0x%Lx\n", fsc->fs.data); | |
772 | p += ETH_GSTRING_LEN; | |
773 | num_strings++; | |
774 | sprintf(p, "\tUser-defined mask: 0x%Lx\n", fsc->fs.data_mask); | |
775 | p += ETH_GSTRING_LEN; | |
776 | num_strings++; | |
777 | if (fsc->fs.action == ETHTOOL_RXNTUPLE_ACTION_DROP) | |
778 | sprintf(p, "\tAction: Drop\n"); | |
779 | else | |
780 | sprintf(p, "\tAction: Direct to queue %d\n", | |
97f8aefb | 781 | fsc->fs.action); |
15682bc4 PWJ |
782 | p += ETH_GSTRING_LEN; |
783 | num_strings++; | |
784 | unknown_filter: | |
785 | i++; | |
786 | } | |
787 | copy: | |
788 | /* indicate to userspace how many strings we actually have */ | |
789 | gstrings.len = num_strings; | |
790 | ret = -EFAULT; | |
791 | if (copy_to_user(useraddr, &gstrings, sizeof(gstrings))) | |
792 | goto out; | |
793 | useraddr += sizeof(gstrings); | |
794 | if (copy_to_user(useraddr, data, gstrings.len * ETH_GSTRING_LEN)) | |
795 | goto out; | |
796 | ret = 0; | |
797 | ||
798 | out: | |
799 | kfree(data); | |
800 | return ret; | |
801 | } | |
802 | ||
1da177e4 LT |
803 | static int ethtool_get_regs(struct net_device *dev, char __user *useraddr) |
804 | { | |
805 | struct ethtool_regs regs; | |
76fd8593 | 806 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 LT |
807 | void *regbuf; |
808 | int reglen, ret; | |
809 | ||
810 | if (!ops->get_regs || !ops->get_regs_len) | |
811 | return -EOPNOTSUPP; | |
812 | ||
813 | if (copy_from_user(®s, useraddr, sizeof(regs))) | |
814 | return -EFAULT; | |
815 | ||
816 | reglen = ops->get_regs_len(dev); | |
817 | if (regs.len > reglen) | |
818 | regs.len = reglen; | |
819 | ||
a77f5db3 | 820 | regbuf = vmalloc(reglen); |
1da177e4 LT |
821 | if (!regbuf) |
822 | return -ENOMEM; | |
823 | ||
824 | ops->get_regs(dev, ®s, regbuf); | |
825 | ||
826 | ret = -EFAULT; | |
827 | if (copy_to_user(useraddr, ®s, sizeof(regs))) | |
828 | goto out; | |
829 | useraddr += offsetof(struct ethtool_regs, data); | |
830 | if (copy_to_user(useraddr, regbuf, regs.len)) | |
831 | goto out; | |
832 | ret = 0; | |
833 | ||
834 | out: | |
a77f5db3 | 835 | vfree(regbuf); |
1da177e4 LT |
836 | return ret; |
837 | } | |
838 | ||
d73d3a8c BH |
839 | static int ethtool_reset(struct net_device *dev, char __user *useraddr) |
840 | { | |
841 | struct ethtool_value reset; | |
842 | int ret; | |
843 | ||
844 | if (!dev->ethtool_ops->reset) | |
845 | return -EOPNOTSUPP; | |
846 | ||
847 | if (copy_from_user(&reset, useraddr, sizeof(reset))) | |
848 | return -EFAULT; | |
849 | ||
850 | ret = dev->ethtool_ops->reset(dev, &reset.data); | |
851 | if (ret) | |
852 | return ret; | |
853 | ||
854 | if (copy_to_user(useraddr, &reset, sizeof(reset))) | |
855 | return -EFAULT; | |
856 | return 0; | |
857 | } | |
858 | ||
1da177e4 LT |
859 | static int ethtool_get_wol(struct net_device *dev, char __user *useraddr) |
860 | { | |
8e557421 | 861 | struct ethtool_wolinfo wol = { .cmd = ETHTOOL_GWOL }; |
1da177e4 LT |
862 | |
863 | if (!dev->ethtool_ops->get_wol) | |
864 | return -EOPNOTSUPP; | |
865 | ||
866 | dev->ethtool_ops->get_wol(dev, &wol); | |
867 | ||
868 | if (copy_to_user(useraddr, &wol, sizeof(wol))) | |
869 | return -EFAULT; | |
870 | return 0; | |
871 | } | |
872 | ||
873 | static int ethtool_set_wol(struct net_device *dev, char __user *useraddr) | |
874 | { | |
875 | struct ethtool_wolinfo wol; | |
876 | ||
877 | if (!dev->ethtool_ops->set_wol) | |
878 | return -EOPNOTSUPP; | |
879 | ||
880 | if (copy_from_user(&wol, useraddr, sizeof(wol))) | |
881 | return -EFAULT; | |
882 | ||
883 | return dev->ethtool_ops->set_wol(dev, &wol); | |
884 | } | |
885 | ||
1da177e4 LT |
886 | static int ethtool_nway_reset(struct net_device *dev) |
887 | { | |
888 | if (!dev->ethtool_ops->nway_reset) | |
889 | return -EOPNOTSUPP; | |
890 | ||
891 | return dev->ethtool_ops->nway_reset(dev); | |
892 | } | |
893 | ||
1da177e4 LT |
894 | static int ethtool_get_eeprom(struct net_device *dev, void __user *useraddr) |
895 | { | |
896 | struct ethtool_eeprom eeprom; | |
76fd8593 | 897 | const struct ethtool_ops *ops = dev->ethtool_ops; |
b131dd5d MSB |
898 | void __user *userbuf = useraddr + sizeof(eeprom); |
899 | u32 bytes_remaining; | |
1da177e4 | 900 | u8 *data; |
b131dd5d | 901 | int ret = 0; |
1da177e4 LT |
902 | |
903 | if (!ops->get_eeprom || !ops->get_eeprom_len) | |
904 | return -EOPNOTSUPP; | |
905 | ||
906 | if (copy_from_user(&eeprom, useraddr, sizeof(eeprom))) | |
907 | return -EFAULT; | |
908 | ||
909 | /* Check for wrap and zero */ | |
910 | if (eeprom.offset + eeprom.len <= eeprom.offset) | |
911 | return -EINVAL; | |
912 | ||
913 | /* Check for exceeding total eeprom len */ | |
914 | if (eeprom.offset + eeprom.len > ops->get_eeprom_len(dev)) | |
915 | return -EINVAL; | |
916 | ||
b131dd5d | 917 | data = kmalloc(PAGE_SIZE, GFP_USER); |
1da177e4 LT |
918 | if (!data) |
919 | return -ENOMEM; | |
920 | ||
b131dd5d MSB |
921 | bytes_remaining = eeprom.len; |
922 | while (bytes_remaining > 0) { | |
923 | eeprom.len = min(bytes_remaining, (u32)PAGE_SIZE); | |
924 | ||
925 | ret = ops->get_eeprom(dev, &eeprom, data); | |
926 | if (ret) | |
927 | break; | |
928 | if (copy_to_user(userbuf, data, eeprom.len)) { | |
929 | ret = -EFAULT; | |
930 | break; | |
931 | } | |
932 | userbuf += eeprom.len; | |
933 | eeprom.offset += eeprom.len; | |
934 | bytes_remaining -= eeprom.len; | |
935 | } | |
1da177e4 | 936 | |
c5835df9 MSB |
937 | eeprom.len = userbuf - (useraddr + sizeof(eeprom)); |
938 | eeprom.offset -= eeprom.len; | |
939 | if (copy_to_user(useraddr, &eeprom, sizeof(eeprom))) | |
940 | ret = -EFAULT; | |
941 | ||
1da177e4 LT |
942 | kfree(data); |
943 | return ret; | |
944 | } | |
945 | ||
946 | static int ethtool_set_eeprom(struct net_device *dev, void __user *useraddr) | |
947 | { | |
948 | struct ethtool_eeprom eeprom; | |
76fd8593 | 949 | const struct ethtool_ops *ops = dev->ethtool_ops; |
b131dd5d MSB |
950 | void __user *userbuf = useraddr + sizeof(eeprom); |
951 | u32 bytes_remaining; | |
1da177e4 | 952 | u8 *data; |
b131dd5d | 953 | int ret = 0; |
1da177e4 LT |
954 | |
955 | if (!ops->set_eeprom || !ops->get_eeprom_len) | |
956 | return -EOPNOTSUPP; | |
957 | ||
958 | if (copy_from_user(&eeprom, useraddr, sizeof(eeprom))) | |
959 | return -EFAULT; | |
960 | ||
961 | /* Check for wrap and zero */ | |
962 | if (eeprom.offset + eeprom.len <= eeprom.offset) | |
963 | return -EINVAL; | |
964 | ||
965 | /* Check for exceeding total eeprom len */ | |
966 | if (eeprom.offset + eeprom.len > ops->get_eeprom_len(dev)) | |
967 | return -EINVAL; | |
968 | ||
b131dd5d | 969 | data = kmalloc(PAGE_SIZE, GFP_USER); |
1da177e4 LT |
970 | if (!data) |
971 | return -ENOMEM; | |
972 | ||
b131dd5d MSB |
973 | bytes_remaining = eeprom.len; |
974 | while (bytes_remaining > 0) { | |
975 | eeprom.len = min(bytes_remaining, (u32)PAGE_SIZE); | |
976 | ||
977 | if (copy_from_user(data, userbuf, eeprom.len)) { | |
978 | ret = -EFAULT; | |
979 | break; | |
980 | } | |
981 | ret = ops->set_eeprom(dev, &eeprom, data); | |
982 | if (ret) | |
983 | break; | |
984 | userbuf += eeprom.len; | |
985 | eeprom.offset += eeprom.len; | |
986 | bytes_remaining -= eeprom.len; | |
987 | } | |
1da177e4 | 988 | |
1da177e4 LT |
989 | kfree(data); |
990 | return ret; | |
991 | } | |
992 | ||
97f8aefb | 993 | static noinline_for_stack int ethtool_get_coalesce(struct net_device *dev, |
994 | void __user *useraddr) | |
1da177e4 | 995 | { |
8e557421 | 996 | struct ethtool_coalesce coalesce = { .cmd = ETHTOOL_GCOALESCE }; |
1da177e4 LT |
997 | |
998 | if (!dev->ethtool_ops->get_coalesce) | |
999 | return -EOPNOTSUPP; | |
1000 | ||
1001 | dev->ethtool_ops->get_coalesce(dev, &coalesce); | |
1002 | ||
1003 | if (copy_to_user(useraddr, &coalesce, sizeof(coalesce))) | |
1004 | return -EFAULT; | |
1005 | return 0; | |
1006 | } | |
1007 | ||
97f8aefb | 1008 | static noinline_for_stack int ethtool_set_coalesce(struct net_device *dev, |
1009 | void __user *useraddr) | |
1da177e4 LT |
1010 | { |
1011 | struct ethtool_coalesce coalesce; | |
1012 | ||
fa04ae5c | 1013 | if (!dev->ethtool_ops->set_coalesce) |
1da177e4 LT |
1014 | return -EOPNOTSUPP; |
1015 | ||
1016 | if (copy_from_user(&coalesce, useraddr, sizeof(coalesce))) | |
1017 | return -EFAULT; | |
1018 | ||
1019 | return dev->ethtool_ops->set_coalesce(dev, &coalesce); | |
1020 | } | |
1021 | ||
1022 | static int ethtool_get_ringparam(struct net_device *dev, void __user *useraddr) | |
1023 | { | |
8e557421 | 1024 | struct ethtool_ringparam ringparam = { .cmd = ETHTOOL_GRINGPARAM }; |
1da177e4 LT |
1025 | |
1026 | if (!dev->ethtool_ops->get_ringparam) | |
1027 | return -EOPNOTSUPP; | |
1028 | ||
1029 | dev->ethtool_ops->get_ringparam(dev, &ringparam); | |
1030 | ||
1031 | if (copy_to_user(useraddr, &ringparam, sizeof(ringparam))) | |
1032 | return -EFAULT; | |
1033 | return 0; | |
1034 | } | |
1035 | ||
1036 | static int ethtool_set_ringparam(struct net_device *dev, void __user *useraddr) | |
1037 | { | |
1038 | struct ethtool_ringparam ringparam; | |
1039 | ||
1040 | if (!dev->ethtool_ops->set_ringparam) | |
1041 | return -EOPNOTSUPP; | |
1042 | ||
1043 | if (copy_from_user(&ringparam, useraddr, sizeof(ringparam))) | |
1044 | return -EFAULT; | |
1045 | ||
1046 | return dev->ethtool_ops->set_ringparam(dev, &ringparam); | |
1047 | } | |
1048 | ||
1049 | static int ethtool_get_pauseparam(struct net_device *dev, void __user *useraddr) | |
1050 | { | |
1051 | struct ethtool_pauseparam pauseparam = { ETHTOOL_GPAUSEPARAM }; | |
1052 | ||
1053 | if (!dev->ethtool_ops->get_pauseparam) | |
1054 | return -EOPNOTSUPP; | |
1055 | ||
1056 | dev->ethtool_ops->get_pauseparam(dev, &pauseparam); | |
1057 | ||
1058 | if (copy_to_user(useraddr, &pauseparam, sizeof(pauseparam))) | |
1059 | return -EFAULT; | |
1060 | return 0; | |
1061 | } | |
1062 | ||
1063 | static int ethtool_set_pauseparam(struct net_device *dev, void __user *useraddr) | |
1064 | { | |
1065 | struct ethtool_pauseparam pauseparam; | |
1066 | ||
e1b90c41 | 1067 | if (!dev->ethtool_ops->set_pauseparam) |
1da177e4 LT |
1068 | return -EOPNOTSUPP; |
1069 | ||
1070 | if (copy_from_user(&pauseparam, useraddr, sizeof(pauseparam))) | |
1071 | return -EFAULT; | |
1072 | ||
1073 | return dev->ethtool_ops->set_pauseparam(dev, &pauseparam); | |
1074 | } | |
1075 | ||
1da177e4 LT |
1076 | static int __ethtool_set_sg(struct net_device *dev, u32 data) |
1077 | { | |
1078 | int err; | |
1079 | ||
1080 | if (!data && dev->ethtool_ops->set_tso) { | |
1081 | err = dev->ethtool_ops->set_tso(dev, 0); | |
1082 | if (err) | |
1083 | return err; | |
1084 | } | |
1085 | ||
e89e9cf5 AR |
1086 | if (!data && dev->ethtool_ops->set_ufo) { |
1087 | err = dev->ethtool_ops->set_ufo(dev, 0); | |
1088 | if (err) | |
1089 | return err; | |
1090 | } | |
1da177e4 LT |
1091 | return dev->ethtool_ops->set_sg(dev, data); |
1092 | } | |
1093 | ||
1094 | static int ethtool_set_tx_csum(struct net_device *dev, char __user *useraddr) | |
1095 | { | |
1096 | struct ethtool_value edata; | |
1097 | int err; | |
1098 | ||
1099 | if (!dev->ethtool_ops->set_tx_csum) | |
1100 | return -EOPNOTSUPP; | |
1101 | ||
1102 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1103 | return -EFAULT; | |
1104 | ||
1105 | if (!edata.data && dev->ethtool_ops->set_sg) { | |
1106 | err = __ethtool_set_sg(dev, 0); | |
1107 | if (err) | |
1108 | return err; | |
1109 | } | |
1110 | ||
1111 | return dev->ethtool_ops->set_tx_csum(dev, edata.data); | |
1112 | } | |
97f8aefb | 1113 | EXPORT_SYMBOL(ethtool_op_set_tx_csum); |
1da177e4 | 1114 | |
b240a0e5 HX |
1115 | static int ethtool_set_rx_csum(struct net_device *dev, char __user *useraddr) |
1116 | { | |
1117 | struct ethtool_value edata; | |
1118 | ||
1119 | if (!dev->ethtool_ops->set_rx_csum) | |
1120 | return -EOPNOTSUPP; | |
1121 | ||
1122 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1123 | return -EFAULT; | |
1124 | ||
1125 | if (!edata.data && dev->ethtool_ops->set_sg) | |
1126 | dev->features &= ~NETIF_F_GRO; | |
1127 | ||
1128 | return dev->ethtool_ops->set_rx_csum(dev, edata.data); | |
1129 | } | |
1130 | ||
1da177e4 LT |
1131 | static int ethtool_set_sg(struct net_device *dev, char __user *useraddr) |
1132 | { | |
1133 | struct ethtool_value edata; | |
1134 | ||
1135 | if (!dev->ethtool_ops->set_sg) | |
1136 | return -EOPNOTSUPP; | |
1137 | ||
1138 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1139 | return -EFAULT; | |
1140 | ||
4ec93edb | 1141 | if (edata.data && |
8648b305 | 1142 | !(dev->features & NETIF_F_ALL_CSUM)) |
1da177e4 LT |
1143 | return -EINVAL; |
1144 | ||
1145 | return __ethtool_set_sg(dev, edata.data); | |
1146 | } | |
1147 | ||
1da177e4 LT |
1148 | static int ethtool_set_tso(struct net_device *dev, char __user *useraddr) |
1149 | { | |
1150 | struct ethtool_value edata; | |
1151 | ||
1152 | if (!dev->ethtool_ops->set_tso) | |
1153 | return -EOPNOTSUPP; | |
1154 | ||
1155 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1156 | return -EFAULT; | |
1157 | ||
1158 | if (edata.data && !(dev->features & NETIF_F_SG)) | |
1159 | return -EINVAL; | |
1160 | ||
1161 | return dev->ethtool_ops->set_tso(dev, edata.data); | |
1162 | } | |
1163 | ||
e89e9cf5 AR |
1164 | static int ethtool_set_ufo(struct net_device *dev, char __user *useraddr) |
1165 | { | |
1166 | struct ethtool_value edata; | |
1167 | ||
1168 | if (!dev->ethtool_ops->set_ufo) | |
1169 | return -EOPNOTSUPP; | |
1170 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1171 | return -EFAULT; | |
1172 | if (edata.data && !(dev->features & NETIF_F_SG)) | |
1173 | return -EINVAL; | |
1174 | if (edata.data && !(dev->features & NETIF_F_HW_CSUM)) | |
1175 | return -EINVAL; | |
1176 | return dev->ethtool_ops->set_ufo(dev, edata.data); | |
1177 | } | |
1178 | ||
37c3185a HX |
1179 | static int ethtool_get_gso(struct net_device *dev, char __user *useraddr) |
1180 | { | |
1181 | struct ethtool_value edata = { ETHTOOL_GGSO }; | |
1182 | ||
1183 | edata.data = dev->features & NETIF_F_GSO; | |
1184 | if (copy_to_user(useraddr, &edata, sizeof(edata))) | |
97f8aefb | 1185 | return -EFAULT; |
37c3185a HX |
1186 | return 0; |
1187 | } | |
1188 | ||
1189 | static int ethtool_set_gso(struct net_device *dev, char __user *useraddr) | |
1190 | { | |
1191 | struct ethtool_value edata; | |
1192 | ||
1193 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1194 | return -EFAULT; | |
1195 | if (edata.data) | |
1196 | dev->features |= NETIF_F_GSO; | |
1197 | else | |
1198 | dev->features &= ~NETIF_F_GSO; | |
1199 | return 0; | |
1200 | } | |
1201 | ||
b240a0e5 HX |
1202 | static int ethtool_get_gro(struct net_device *dev, char __user *useraddr) |
1203 | { | |
1204 | struct ethtool_value edata = { ETHTOOL_GGRO }; | |
1205 | ||
1206 | edata.data = dev->features & NETIF_F_GRO; | |
1207 | if (copy_to_user(useraddr, &edata, sizeof(edata))) | |
97f8aefb | 1208 | return -EFAULT; |
b240a0e5 HX |
1209 | return 0; |
1210 | } | |
1211 | ||
1212 | static int ethtool_set_gro(struct net_device *dev, char __user *useraddr) | |
1213 | { | |
1214 | struct ethtool_value edata; | |
1215 | ||
1216 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1217 | return -EFAULT; | |
1218 | ||
1219 | if (edata.data) { | |
67c96608 ED |
1220 | u32 rxcsum = dev->ethtool_ops->get_rx_csum ? |
1221 | dev->ethtool_ops->get_rx_csum(dev) : | |
1222 | ethtool_op_get_rx_csum(dev); | |
1223 | ||
1224 | if (!rxcsum) | |
b240a0e5 HX |
1225 | return -EINVAL; |
1226 | dev->features |= NETIF_F_GRO; | |
1227 | } else | |
1228 | dev->features &= ~NETIF_F_GRO; | |
1229 | ||
1230 | return 0; | |
1231 | } | |
1232 | ||
1da177e4 LT |
1233 | static int ethtool_self_test(struct net_device *dev, char __user *useraddr) |
1234 | { | |
1235 | struct ethtool_test test; | |
76fd8593 | 1236 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 | 1237 | u64 *data; |
ff03d49f | 1238 | int ret, test_len; |
1da177e4 | 1239 | |
a9828ec6 | 1240 | if (!ops->self_test || !ops->get_sset_count) |
1da177e4 LT |
1241 | return -EOPNOTSUPP; |
1242 | ||
a9828ec6 | 1243 | test_len = ops->get_sset_count(dev, ETH_SS_TEST); |
ff03d49f JG |
1244 | if (test_len < 0) |
1245 | return test_len; | |
1246 | WARN_ON(test_len == 0); | |
1247 | ||
1da177e4 LT |
1248 | if (copy_from_user(&test, useraddr, sizeof(test))) |
1249 | return -EFAULT; | |
1250 | ||
ff03d49f JG |
1251 | test.len = test_len; |
1252 | data = kmalloc(test_len * sizeof(u64), GFP_USER); | |
1da177e4 LT |
1253 | if (!data) |
1254 | return -ENOMEM; | |
1255 | ||
1256 | ops->self_test(dev, &test, data); | |
1257 | ||
1258 | ret = -EFAULT; | |
1259 | if (copy_to_user(useraddr, &test, sizeof(test))) | |
1260 | goto out; | |
1261 | useraddr += sizeof(test); | |
1262 | if (copy_to_user(useraddr, data, test.len * sizeof(u64))) | |
1263 | goto out; | |
1264 | ret = 0; | |
1265 | ||
1266 | out: | |
1267 | kfree(data); | |
1268 | return ret; | |
1269 | } | |
1270 | ||
1271 | static int ethtool_get_strings(struct net_device *dev, void __user *useraddr) | |
1272 | { | |
1273 | struct ethtool_gstrings gstrings; | |
76fd8593 | 1274 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 LT |
1275 | u8 *data; |
1276 | int ret; | |
1277 | ||
a9828ec6 | 1278 | if (!ops->get_strings || !ops->get_sset_count) |
1da177e4 LT |
1279 | return -EOPNOTSUPP; |
1280 | ||
1281 | if (copy_from_user(&gstrings, useraddr, sizeof(gstrings))) | |
1282 | return -EFAULT; | |
1283 | ||
a9828ec6 BH |
1284 | ret = ops->get_sset_count(dev, gstrings.string_set); |
1285 | if (ret < 0) | |
1286 | return ret; | |
1287 | ||
1288 | gstrings.len = ret; | |
1da177e4 LT |
1289 | |
1290 | data = kmalloc(gstrings.len * ETH_GSTRING_LEN, GFP_USER); | |
1291 | if (!data) | |
1292 | return -ENOMEM; | |
1293 | ||
1294 | ops->get_strings(dev, gstrings.string_set, data); | |
1295 | ||
1296 | ret = -EFAULT; | |
1297 | if (copy_to_user(useraddr, &gstrings, sizeof(gstrings))) | |
1298 | goto out; | |
1299 | useraddr += sizeof(gstrings); | |
1300 | if (copy_to_user(useraddr, data, gstrings.len * ETH_GSTRING_LEN)) | |
1301 | goto out; | |
1302 | ret = 0; | |
1303 | ||
1304 | out: | |
1305 | kfree(data); | |
1306 | return ret; | |
1307 | } | |
1308 | ||
1309 | static int ethtool_phys_id(struct net_device *dev, void __user *useraddr) | |
1310 | { | |
1311 | struct ethtool_value id; | |
1312 | ||
1313 | if (!dev->ethtool_ops->phys_id) | |
1314 | return -EOPNOTSUPP; | |
1315 | ||
1316 | if (copy_from_user(&id, useraddr, sizeof(id))) | |
1317 | return -EFAULT; | |
1318 | ||
1319 | return dev->ethtool_ops->phys_id(dev, id.data); | |
1320 | } | |
1321 | ||
1322 | static int ethtool_get_stats(struct net_device *dev, void __user *useraddr) | |
1323 | { | |
1324 | struct ethtool_stats stats; | |
76fd8593 | 1325 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 | 1326 | u64 *data; |
ff03d49f | 1327 | int ret, n_stats; |
1da177e4 | 1328 | |
a9828ec6 | 1329 | if (!ops->get_ethtool_stats || !ops->get_sset_count) |
1da177e4 LT |
1330 | return -EOPNOTSUPP; |
1331 | ||
a9828ec6 | 1332 | n_stats = ops->get_sset_count(dev, ETH_SS_STATS); |
ff03d49f JG |
1333 | if (n_stats < 0) |
1334 | return n_stats; | |
1335 | WARN_ON(n_stats == 0); | |
1336 | ||
1da177e4 LT |
1337 | if (copy_from_user(&stats, useraddr, sizeof(stats))) |
1338 | return -EFAULT; | |
1339 | ||
ff03d49f JG |
1340 | stats.n_stats = n_stats; |
1341 | data = kmalloc(n_stats * sizeof(u64), GFP_USER); | |
1da177e4 LT |
1342 | if (!data) |
1343 | return -ENOMEM; | |
1344 | ||
1345 | ops->get_ethtool_stats(dev, &stats, data); | |
1346 | ||
1347 | ret = -EFAULT; | |
1348 | if (copy_to_user(useraddr, &stats, sizeof(stats))) | |
1349 | goto out; | |
1350 | useraddr += sizeof(stats); | |
1351 | if (copy_to_user(useraddr, data, stats.n_stats * sizeof(u64))) | |
1352 | goto out; | |
1353 | ret = 0; | |
1354 | ||
1355 | out: | |
1356 | kfree(data); | |
1357 | return ret; | |
1358 | } | |
1359 | ||
0bf0519d | 1360 | static int ethtool_get_perm_addr(struct net_device *dev, void __user *useraddr) |
a6f9a705 JW |
1361 | { |
1362 | struct ethtool_perm_addr epaddr; | |
a6f9a705 | 1363 | |
313674af | 1364 | if (copy_from_user(&epaddr, useraddr, sizeof(epaddr))) |
a6f9a705 JW |
1365 | return -EFAULT; |
1366 | ||
313674af MW |
1367 | if (epaddr.size < dev->addr_len) |
1368 | return -ETOOSMALL; | |
1369 | epaddr.size = dev->addr_len; | |
a6f9a705 | 1370 | |
a6f9a705 | 1371 | if (copy_to_user(useraddr, &epaddr, sizeof(epaddr))) |
313674af | 1372 | return -EFAULT; |
a6f9a705 | 1373 | useraddr += sizeof(epaddr); |
313674af MW |
1374 | if (copy_to_user(useraddr, dev->perm_addr, epaddr.size)) |
1375 | return -EFAULT; | |
1376 | return 0; | |
a6f9a705 JW |
1377 | } |
1378 | ||
13c99b24 JG |
1379 | static int ethtool_get_value(struct net_device *dev, char __user *useraddr, |
1380 | u32 cmd, u32 (*actor)(struct net_device *)) | |
3ae7c0b2 | 1381 | { |
8e557421 | 1382 | struct ethtool_value edata = { .cmd = cmd }; |
3ae7c0b2 | 1383 | |
13c99b24 | 1384 | if (!actor) |
3ae7c0b2 JG |
1385 | return -EOPNOTSUPP; |
1386 | ||
13c99b24 | 1387 | edata.data = actor(dev); |
3ae7c0b2 JG |
1388 | |
1389 | if (copy_to_user(useraddr, &edata, sizeof(edata))) | |
1390 | return -EFAULT; | |
1391 | return 0; | |
1392 | } | |
1393 | ||
13c99b24 JG |
1394 | static int ethtool_set_value_void(struct net_device *dev, char __user *useraddr, |
1395 | void (*actor)(struct net_device *, u32)) | |
3ae7c0b2 JG |
1396 | { |
1397 | struct ethtool_value edata; | |
1398 | ||
13c99b24 | 1399 | if (!actor) |
3ae7c0b2 JG |
1400 | return -EOPNOTSUPP; |
1401 | ||
1402 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1403 | return -EFAULT; | |
1404 | ||
13c99b24 | 1405 | actor(dev, edata.data); |
339bf024 JG |
1406 | return 0; |
1407 | } | |
1408 | ||
13c99b24 JG |
1409 | static int ethtool_set_value(struct net_device *dev, char __user *useraddr, |
1410 | int (*actor)(struct net_device *, u32)) | |
339bf024 JG |
1411 | { |
1412 | struct ethtool_value edata; | |
1413 | ||
13c99b24 | 1414 | if (!actor) |
339bf024 JG |
1415 | return -EOPNOTSUPP; |
1416 | ||
1417 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1418 | return -EFAULT; | |
1419 | ||
13c99b24 | 1420 | return actor(dev, edata.data); |
339bf024 JG |
1421 | } |
1422 | ||
97f8aefb | 1423 | static noinline_for_stack int ethtool_flash_device(struct net_device *dev, |
1424 | char __user *useraddr) | |
05c6a8d7 AK |
1425 | { |
1426 | struct ethtool_flash efl; | |
1427 | ||
1428 | if (copy_from_user(&efl, useraddr, sizeof(efl))) | |
1429 | return -EFAULT; | |
1430 | ||
1431 | if (!dev->ethtool_ops->flash_device) | |
1432 | return -EOPNOTSUPP; | |
1433 | ||
1434 | return dev->ethtool_ops->flash_device(dev, &efl); | |
1435 | } | |
1436 | ||
1da177e4 LT |
1437 | /* The main entry point in this file. Called from net/core/dev.c */ |
1438 | ||
881d966b | 1439 | int dev_ethtool(struct net *net, struct ifreq *ifr) |
1da177e4 | 1440 | { |
881d966b | 1441 | struct net_device *dev = __dev_get_by_name(net, ifr->ifr_name); |
1da177e4 LT |
1442 | void __user *useraddr = ifr->ifr_data; |
1443 | u32 ethcmd; | |
1444 | int rc; | |
81e81575 | 1445 | unsigned long old_features; |
1da177e4 | 1446 | |
1da177e4 LT |
1447 | if (!dev || !netif_device_present(dev)) |
1448 | return -ENODEV; | |
1449 | ||
97f8aefb | 1450 | if (copy_from_user(ðcmd, useraddr, sizeof(ethcmd))) |
1da177e4 LT |
1451 | return -EFAULT; |
1452 | ||
01414802 BH |
1453 | if (!dev->ethtool_ops) { |
1454 | /* ETHTOOL_GDRVINFO does not require any driver support. | |
1455 | * It is also unprivileged and does not change anything, | |
1456 | * so we can take a shortcut to it. */ | |
1457 | if (ethcmd == ETHTOOL_GDRVINFO) | |
1458 | return ethtool_get_drvinfo(dev, useraddr); | |
1459 | else | |
1460 | return -EOPNOTSUPP; | |
1461 | } | |
1462 | ||
75f3123c | 1463 | /* Allow some commands to be done by anyone */ |
97f8aefb | 1464 | switch (ethcmd) { |
0fdc100b | 1465 | case ETHTOOL_GSET: |
75f3123c | 1466 | case ETHTOOL_GDRVINFO: |
75f3123c | 1467 | case ETHTOOL_GMSGLVL: |
75f3123c SH |
1468 | case ETHTOOL_GCOALESCE: |
1469 | case ETHTOOL_GRINGPARAM: | |
1470 | case ETHTOOL_GPAUSEPARAM: | |
1471 | case ETHTOOL_GRXCSUM: | |
1472 | case ETHTOOL_GTXCSUM: | |
1473 | case ETHTOOL_GSG: | |
1474 | case ETHTOOL_GSTRINGS: | |
75f3123c SH |
1475 | case ETHTOOL_GTSO: |
1476 | case ETHTOOL_GPERMADDR: | |
1477 | case ETHTOOL_GUFO: | |
1478 | case ETHTOOL_GGSO: | |
1cab819b | 1479 | case ETHTOOL_GGRO: |
339bf024 JG |
1480 | case ETHTOOL_GFLAGS: |
1481 | case ETHTOOL_GPFLAGS: | |
0853ad66 | 1482 | case ETHTOOL_GRXFH: |
59089d8d SB |
1483 | case ETHTOOL_GRXRINGS: |
1484 | case ETHTOOL_GRXCLSRLCNT: | |
1485 | case ETHTOOL_GRXCLSRULE: | |
1486 | case ETHTOOL_GRXCLSRLALL: | |
75f3123c SH |
1487 | break; |
1488 | default: | |
1489 | if (!capable(CAP_NET_ADMIN)) | |
1490 | return -EPERM; | |
1491 | } | |
1492 | ||
97f8aefb | 1493 | if (dev->ethtool_ops->begin) { |
1494 | rc = dev->ethtool_ops->begin(dev); | |
1495 | if (rc < 0) | |
1da177e4 | 1496 | return rc; |
97f8aefb | 1497 | } |
d8a33ac4 SH |
1498 | old_features = dev->features; |
1499 | ||
1da177e4 LT |
1500 | switch (ethcmd) { |
1501 | case ETHTOOL_GSET: | |
1502 | rc = ethtool_get_settings(dev, useraddr); | |
1503 | break; | |
1504 | case ETHTOOL_SSET: | |
1505 | rc = ethtool_set_settings(dev, useraddr); | |
1506 | break; | |
1507 | case ETHTOOL_GDRVINFO: | |
1508 | rc = ethtool_get_drvinfo(dev, useraddr); | |
1da177e4 LT |
1509 | break; |
1510 | case ETHTOOL_GREGS: | |
1511 | rc = ethtool_get_regs(dev, useraddr); | |
1512 | break; | |
1513 | case ETHTOOL_GWOL: | |
1514 | rc = ethtool_get_wol(dev, useraddr); | |
1515 | break; | |
1516 | case ETHTOOL_SWOL: | |
1517 | rc = ethtool_set_wol(dev, useraddr); | |
1518 | break; | |
1519 | case ETHTOOL_GMSGLVL: | |
13c99b24 JG |
1520 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1521 | dev->ethtool_ops->get_msglevel); | |
1da177e4 LT |
1522 | break; |
1523 | case ETHTOOL_SMSGLVL: | |
13c99b24 JG |
1524 | rc = ethtool_set_value_void(dev, useraddr, |
1525 | dev->ethtool_ops->set_msglevel); | |
1da177e4 LT |
1526 | break; |
1527 | case ETHTOOL_NWAY_RST: | |
1528 | rc = ethtool_nway_reset(dev); | |
1529 | break; | |
1530 | case ETHTOOL_GLINK: | |
13c99b24 JG |
1531 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1532 | dev->ethtool_ops->get_link); | |
1da177e4 LT |
1533 | break; |
1534 | case ETHTOOL_GEEPROM: | |
1535 | rc = ethtool_get_eeprom(dev, useraddr); | |
1536 | break; | |
1537 | case ETHTOOL_SEEPROM: | |
1538 | rc = ethtool_set_eeprom(dev, useraddr); | |
1539 | break; | |
1540 | case ETHTOOL_GCOALESCE: | |
1541 | rc = ethtool_get_coalesce(dev, useraddr); | |
1542 | break; | |
1543 | case ETHTOOL_SCOALESCE: | |
1544 | rc = ethtool_set_coalesce(dev, useraddr); | |
1545 | break; | |
1546 | case ETHTOOL_GRINGPARAM: | |
1547 | rc = ethtool_get_ringparam(dev, useraddr); | |
1548 | break; | |
1549 | case ETHTOOL_SRINGPARAM: | |
1550 | rc = ethtool_set_ringparam(dev, useraddr); | |
1551 | break; | |
1552 | case ETHTOOL_GPAUSEPARAM: | |
1553 | rc = ethtool_get_pauseparam(dev, useraddr); | |
1554 | break; | |
1555 | case ETHTOOL_SPAUSEPARAM: | |
1556 | rc = ethtool_set_pauseparam(dev, useraddr); | |
1557 | break; | |
1558 | case ETHTOOL_GRXCSUM: | |
13c99b24 | 1559 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1896e61f SS |
1560 | (dev->ethtool_ops->get_rx_csum ? |
1561 | dev->ethtool_ops->get_rx_csum : | |
1562 | ethtool_op_get_rx_csum)); | |
1da177e4 LT |
1563 | break; |
1564 | case ETHTOOL_SRXCSUM: | |
b240a0e5 | 1565 | rc = ethtool_set_rx_csum(dev, useraddr); |
1da177e4 LT |
1566 | break; |
1567 | case ETHTOOL_GTXCSUM: | |
13c99b24 | 1568 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1569 | (dev->ethtool_ops->get_tx_csum ? |
1570 | dev->ethtool_ops->get_tx_csum : | |
1571 | ethtool_op_get_tx_csum)); | |
1da177e4 LT |
1572 | break; |
1573 | case ETHTOOL_STXCSUM: | |
1574 | rc = ethtool_set_tx_csum(dev, useraddr); | |
1575 | break; | |
1576 | case ETHTOOL_GSG: | |
13c99b24 | 1577 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1578 | (dev->ethtool_ops->get_sg ? |
1579 | dev->ethtool_ops->get_sg : | |
1580 | ethtool_op_get_sg)); | |
1da177e4 LT |
1581 | break; |
1582 | case ETHTOOL_SSG: | |
1583 | rc = ethtool_set_sg(dev, useraddr); | |
1584 | break; | |
1585 | case ETHTOOL_GTSO: | |
13c99b24 | 1586 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1587 | (dev->ethtool_ops->get_tso ? |
1588 | dev->ethtool_ops->get_tso : | |
1589 | ethtool_op_get_tso)); | |
1da177e4 LT |
1590 | break; |
1591 | case ETHTOOL_STSO: | |
1592 | rc = ethtool_set_tso(dev, useraddr); | |
1593 | break; | |
1594 | case ETHTOOL_TEST: | |
1595 | rc = ethtool_self_test(dev, useraddr); | |
1596 | break; | |
1597 | case ETHTOOL_GSTRINGS: | |
1598 | rc = ethtool_get_strings(dev, useraddr); | |
1599 | break; | |
1600 | case ETHTOOL_PHYS_ID: | |
1601 | rc = ethtool_phys_id(dev, useraddr); | |
1602 | break; | |
1603 | case ETHTOOL_GSTATS: | |
1604 | rc = ethtool_get_stats(dev, useraddr); | |
1605 | break; | |
a6f9a705 JW |
1606 | case ETHTOOL_GPERMADDR: |
1607 | rc = ethtool_get_perm_addr(dev, useraddr); | |
1608 | break; | |
e89e9cf5 | 1609 | case ETHTOOL_GUFO: |
13c99b24 | 1610 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1611 | (dev->ethtool_ops->get_ufo ? |
1612 | dev->ethtool_ops->get_ufo : | |
1613 | ethtool_op_get_ufo)); | |
e89e9cf5 AR |
1614 | break; |
1615 | case ETHTOOL_SUFO: | |
1616 | rc = ethtool_set_ufo(dev, useraddr); | |
1617 | break; | |
37c3185a HX |
1618 | case ETHTOOL_GGSO: |
1619 | rc = ethtool_get_gso(dev, useraddr); | |
1620 | break; | |
1621 | case ETHTOOL_SGSO: | |
1622 | rc = ethtool_set_gso(dev, useraddr); | |
1623 | break; | |
3ae7c0b2 | 1624 | case ETHTOOL_GFLAGS: |
13c99b24 | 1625 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1896e61f SS |
1626 | (dev->ethtool_ops->get_flags ? |
1627 | dev->ethtool_ops->get_flags : | |
1628 | ethtool_op_get_flags)); | |
3ae7c0b2 JG |
1629 | break; |
1630 | case ETHTOOL_SFLAGS: | |
13c99b24 JG |
1631 | rc = ethtool_set_value(dev, useraddr, |
1632 | dev->ethtool_ops->set_flags); | |
3ae7c0b2 | 1633 | break; |
339bf024 | 1634 | case ETHTOOL_GPFLAGS: |
13c99b24 JG |
1635 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1636 | dev->ethtool_ops->get_priv_flags); | |
339bf024 JG |
1637 | break; |
1638 | case ETHTOOL_SPFLAGS: | |
13c99b24 JG |
1639 | rc = ethtool_set_value(dev, useraddr, |
1640 | dev->ethtool_ops->set_priv_flags); | |
339bf024 | 1641 | break; |
0853ad66 | 1642 | case ETHTOOL_GRXFH: |
59089d8d SB |
1643 | case ETHTOOL_GRXRINGS: |
1644 | case ETHTOOL_GRXCLSRLCNT: | |
1645 | case ETHTOOL_GRXCLSRULE: | |
1646 | case ETHTOOL_GRXCLSRLALL: | |
bf988435 | 1647 | rc = ethtool_get_rxnfc(dev, ethcmd, useraddr); |
0853ad66 SB |
1648 | break; |
1649 | case ETHTOOL_SRXFH: | |
59089d8d SB |
1650 | case ETHTOOL_SRXCLSRLDEL: |
1651 | case ETHTOOL_SRXCLSRLINS: | |
bf988435 | 1652 | rc = ethtool_set_rxnfc(dev, ethcmd, useraddr); |
0853ad66 | 1653 | break; |
b240a0e5 HX |
1654 | case ETHTOOL_GGRO: |
1655 | rc = ethtool_get_gro(dev, useraddr); | |
1656 | break; | |
1657 | case ETHTOOL_SGRO: | |
1658 | rc = ethtool_set_gro(dev, useraddr); | |
1659 | break; | |
05c6a8d7 AK |
1660 | case ETHTOOL_FLASHDEV: |
1661 | rc = ethtool_flash_device(dev, useraddr); | |
1662 | break; | |
d73d3a8c BH |
1663 | case ETHTOOL_RESET: |
1664 | rc = ethtool_reset(dev, useraddr); | |
1665 | break; | |
15682bc4 PWJ |
1666 | case ETHTOOL_SRXNTUPLE: |
1667 | rc = ethtool_set_rx_ntuple(dev, useraddr); | |
1668 | break; | |
1669 | case ETHTOOL_GRXNTUPLE: | |
1670 | rc = ethtool_get_rx_ntuple(dev, useraddr); | |
1671 | break; | |
723b2f57 JG |
1672 | case ETHTOOL_GSSET_INFO: |
1673 | rc = ethtool_get_sset_info(dev, useraddr); | |
1674 | break; | |
a5b6ee29 BH |
1675 | case ETHTOOL_GRXFHINDIR: |
1676 | rc = ethtool_get_rxfh_indir(dev, useraddr); | |
1677 | break; | |
1678 | case ETHTOOL_SRXFHINDIR: | |
1679 | rc = ethtool_set_rxfh_indir(dev, useraddr); | |
1680 | break; | |
1da177e4 | 1681 | default: |
61a44b9c | 1682 | rc = -EOPNOTSUPP; |
1da177e4 | 1683 | } |
4ec93edb | 1684 | |
e71a4783 | 1685 | if (dev->ethtool_ops->complete) |
1da177e4 | 1686 | dev->ethtool_ops->complete(dev); |
d8a33ac4 SH |
1687 | |
1688 | if (old_features != dev->features) | |
1689 | netdev_features_change(dev); | |
1690 | ||
1da177e4 | 1691 | return rc; |
1da177e4 | 1692 | } |