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> |
5a0e3ad6 | 22 | #include <linux/slab.h> |
1da177e4 | 23 | |
4ec93edb | 24 | /* |
1da177e4 LT |
25 | * Some useful ethtool_ops methods that're device independent. |
26 | * If we find that all drivers want to do the same thing here, | |
27 | * we can turn these into dev_() function calls. | |
28 | */ | |
29 | ||
30 | u32 ethtool_op_get_link(struct net_device *dev) | |
31 | { | |
32 | return netif_carrier_ok(dev) ? 1 : 0; | |
33 | } | |
97f8aefb | 34 | EXPORT_SYMBOL(ethtool_op_get_link); |
1da177e4 | 35 | |
1896e61f SS |
36 | u32 ethtool_op_get_rx_csum(struct net_device *dev) |
37 | { | |
38 | return (dev->features & NETIF_F_ALL_CSUM) != 0; | |
39 | } | |
8a729fce | 40 | EXPORT_SYMBOL(ethtool_op_get_rx_csum); |
1896e61f | 41 | |
1da177e4 LT |
42 | u32 ethtool_op_get_tx_csum(struct net_device *dev) |
43 | { | |
8648b305 | 44 | return (dev->features & NETIF_F_ALL_CSUM) != 0; |
1da177e4 | 45 | } |
8a729fce | 46 | EXPORT_SYMBOL(ethtool_op_get_tx_csum); |
1da177e4 LT |
47 | |
48 | int ethtool_op_set_tx_csum(struct net_device *dev, u32 data) | |
49 | { | |
50 | if (data) | |
51 | dev->features |= NETIF_F_IP_CSUM; | |
52 | else | |
53 | dev->features &= ~NETIF_F_IP_CSUM; | |
54 | ||
55 | return 0; | |
56 | } | |
57 | ||
69f6a0fa JM |
58 | int ethtool_op_set_tx_hw_csum(struct net_device *dev, u32 data) |
59 | { | |
60 | if (data) | |
61 | dev->features |= NETIF_F_HW_CSUM; | |
62 | else | |
63 | dev->features &= ~NETIF_F_HW_CSUM; | |
64 | ||
65 | return 0; | |
66 | } | |
97f8aefb | 67 | EXPORT_SYMBOL(ethtool_op_set_tx_hw_csum); |
6460d948 MC |
68 | |
69 | int ethtool_op_set_tx_ipv6_csum(struct net_device *dev, u32 data) | |
70 | { | |
71 | if (data) | |
72 | dev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; | |
73 | else | |
74 | dev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM); | |
75 | ||
76 | return 0; | |
77 | } | |
97f8aefb | 78 | EXPORT_SYMBOL(ethtool_op_set_tx_ipv6_csum); |
6460d948 | 79 | |
1da177e4 LT |
80 | u32 ethtool_op_get_sg(struct net_device *dev) |
81 | { | |
82 | return (dev->features & NETIF_F_SG) != 0; | |
83 | } | |
97f8aefb | 84 | EXPORT_SYMBOL(ethtool_op_get_sg); |
1da177e4 LT |
85 | |
86 | int ethtool_op_set_sg(struct net_device *dev, u32 data) | |
87 | { | |
88 | if (data) | |
89 | dev->features |= NETIF_F_SG; | |
90 | else | |
91 | dev->features &= ~NETIF_F_SG; | |
92 | ||
93 | return 0; | |
94 | } | |
97f8aefb | 95 | EXPORT_SYMBOL(ethtool_op_set_sg); |
1da177e4 LT |
96 | |
97 | u32 ethtool_op_get_tso(struct net_device *dev) | |
98 | { | |
99 | return (dev->features & NETIF_F_TSO) != 0; | |
100 | } | |
97f8aefb | 101 | EXPORT_SYMBOL(ethtool_op_get_tso); |
1da177e4 LT |
102 | |
103 | int ethtool_op_set_tso(struct net_device *dev, u32 data) | |
104 | { | |
105 | if (data) | |
106 | dev->features |= NETIF_F_TSO; | |
107 | else | |
108 | dev->features &= ~NETIF_F_TSO; | |
109 | ||
110 | return 0; | |
111 | } | |
97f8aefb | 112 | EXPORT_SYMBOL(ethtool_op_set_tso); |
1da177e4 | 113 | |
e89e9cf5 AR |
114 | u32 ethtool_op_get_ufo(struct net_device *dev) |
115 | { | |
116 | return (dev->features & NETIF_F_UFO) != 0; | |
117 | } | |
97f8aefb | 118 | EXPORT_SYMBOL(ethtool_op_get_ufo); |
e89e9cf5 AR |
119 | |
120 | int ethtool_op_set_ufo(struct net_device *dev, u32 data) | |
121 | { | |
122 | if (data) | |
123 | dev->features |= NETIF_F_UFO; | |
124 | else | |
125 | dev->features &= ~NETIF_F_UFO; | |
126 | return 0; | |
127 | } | |
97f8aefb | 128 | EXPORT_SYMBOL(ethtool_op_set_ufo); |
e89e9cf5 | 129 | |
3ae7c0b2 JG |
130 | /* the following list of flags are the same as their associated |
131 | * NETIF_F_xxx values in include/linux/netdevice.h | |
132 | */ | |
133 | static const u32 flags_dup_features = | |
b00fabb4 | 134 | (ETH_FLAG_LRO | ETH_FLAG_NTUPLE | ETH_FLAG_RXHASH); |
3ae7c0b2 JG |
135 | |
136 | u32 ethtool_op_get_flags(struct net_device *dev) | |
137 | { | |
138 | /* in the future, this function will probably contain additional | |
139 | * handling for flags which are not so easily handled | |
140 | * by a simple masking operation | |
141 | */ | |
142 | ||
143 | return dev->features & flags_dup_features; | |
144 | } | |
97f8aefb | 145 | EXPORT_SYMBOL(ethtool_op_get_flags); |
3ae7c0b2 | 146 | |
1437ce39 | 147 | int ethtool_op_set_flags(struct net_device *dev, u32 data, u32 supported) |
3ae7c0b2 | 148 | { |
1437ce39 BH |
149 | if (data & ~supported) |
150 | return -EINVAL; | |
0d643e1f | 151 | |
1437ce39 BH |
152 | dev->features = ((dev->features & ~flags_dup_features) | |
153 | (data & flags_dup_features)); | |
3ae7c0b2 JG |
154 | return 0; |
155 | } | |
97f8aefb | 156 | EXPORT_SYMBOL(ethtool_op_set_flags); |
3ae7c0b2 | 157 | |
15682bc4 PWJ |
158 | void ethtool_ntuple_flush(struct net_device *dev) |
159 | { | |
160 | struct ethtool_rx_ntuple_flow_spec_container *fsc, *f; | |
161 | ||
162 | list_for_each_entry_safe(fsc, f, &dev->ethtool_ntuple_list.list, list) { | |
163 | list_del(&fsc->list); | |
164 | kfree(fsc); | |
165 | } | |
166 | dev->ethtool_ntuple_list.count = 0; | |
167 | } | |
168 | EXPORT_SYMBOL(ethtool_ntuple_flush); | |
169 | ||
1da177e4 LT |
170 | /* Handlers for each ethtool command */ |
171 | ||
172 | static int ethtool_get_settings(struct net_device *dev, void __user *useraddr) | |
173 | { | |
8e557421 | 174 | struct ethtool_cmd cmd = { .cmd = ETHTOOL_GSET }; |
1da177e4 LT |
175 | int err; |
176 | ||
177 | if (!dev->ethtool_ops->get_settings) | |
178 | return -EOPNOTSUPP; | |
179 | ||
180 | err = dev->ethtool_ops->get_settings(dev, &cmd); | |
181 | if (err < 0) | |
182 | return err; | |
183 | ||
184 | if (copy_to_user(useraddr, &cmd, sizeof(cmd))) | |
185 | return -EFAULT; | |
186 | return 0; | |
187 | } | |
188 | ||
189 | static int ethtool_set_settings(struct net_device *dev, void __user *useraddr) | |
190 | { | |
191 | struct ethtool_cmd cmd; | |
192 | ||
193 | if (!dev->ethtool_ops->set_settings) | |
194 | return -EOPNOTSUPP; | |
195 | ||
196 | if (copy_from_user(&cmd, useraddr, sizeof(cmd))) | |
197 | return -EFAULT; | |
198 | ||
199 | return dev->ethtool_ops->set_settings(dev, &cmd); | |
200 | } | |
201 | ||
97f8aefb | 202 | static noinline_for_stack int ethtool_get_drvinfo(struct net_device *dev, |
203 | void __user *useraddr) | |
1da177e4 LT |
204 | { |
205 | struct ethtool_drvinfo info; | |
76fd8593 | 206 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 | 207 | |
1da177e4 LT |
208 | memset(&info, 0, sizeof(info)); |
209 | info.cmd = ETHTOOL_GDRVINFO; | |
01414802 BH |
210 | if (ops && ops->get_drvinfo) { |
211 | ops->get_drvinfo(dev, &info); | |
212 | } else if (dev->dev.parent && dev->dev.parent->driver) { | |
213 | strlcpy(info.bus_info, dev_name(dev->dev.parent), | |
214 | sizeof(info.bus_info)); | |
215 | strlcpy(info.driver, dev->dev.parent->driver->name, | |
216 | sizeof(info.driver)); | |
217 | } else { | |
218 | return -EOPNOTSUPP; | |
219 | } | |
1da177e4 | 220 | |
723b2f57 JG |
221 | /* |
222 | * this method of obtaining string set info is deprecated; | |
d17792eb | 223 | * Use ETHTOOL_GSSET_INFO instead. |
723b2f57 | 224 | */ |
01414802 | 225 | if (ops && ops->get_sset_count) { |
ff03d49f JG |
226 | int rc; |
227 | ||
228 | rc = ops->get_sset_count(dev, ETH_SS_TEST); | |
229 | if (rc >= 0) | |
230 | info.testinfo_len = rc; | |
231 | rc = ops->get_sset_count(dev, ETH_SS_STATS); | |
232 | if (rc >= 0) | |
233 | info.n_stats = rc; | |
339bf024 JG |
234 | rc = ops->get_sset_count(dev, ETH_SS_PRIV_FLAGS); |
235 | if (rc >= 0) | |
236 | info.n_priv_flags = rc; | |
ff03d49f | 237 | } |
01414802 | 238 | if (ops && ops->get_regs_len) |
1da177e4 | 239 | info.regdump_len = ops->get_regs_len(dev); |
01414802 | 240 | if (ops && ops->get_eeprom_len) |
1da177e4 LT |
241 | info.eedump_len = ops->get_eeprom_len(dev); |
242 | ||
243 | if (copy_to_user(useraddr, &info, sizeof(info))) | |
244 | return -EFAULT; | |
245 | return 0; | |
246 | } | |
247 | ||
f5c445ed | 248 | static noinline_for_stack int ethtool_get_sset_info(struct net_device *dev, |
97f8aefb | 249 | void __user *useraddr) |
723b2f57 JG |
250 | { |
251 | struct ethtool_sset_info info; | |
252 | const struct ethtool_ops *ops = dev->ethtool_ops; | |
253 | u64 sset_mask; | |
254 | int i, idx = 0, n_bits = 0, ret, rc; | |
255 | u32 *info_buf = NULL; | |
256 | ||
257 | if (!ops->get_sset_count) | |
258 | return -EOPNOTSUPP; | |
259 | ||
260 | if (copy_from_user(&info, useraddr, sizeof(info))) | |
261 | return -EFAULT; | |
262 | ||
263 | /* store copy of mask, because we zero struct later on */ | |
264 | sset_mask = info.sset_mask; | |
265 | if (!sset_mask) | |
266 | return 0; | |
267 | ||
268 | /* calculate size of return buffer */ | |
d17792eb | 269 | n_bits = hweight64(sset_mask); |
723b2f57 JG |
270 | |
271 | memset(&info, 0, sizeof(info)); | |
272 | info.cmd = ETHTOOL_GSSET_INFO; | |
273 | ||
274 | info_buf = kzalloc(n_bits * sizeof(u32), GFP_USER); | |
275 | if (!info_buf) | |
276 | return -ENOMEM; | |
277 | ||
278 | /* | |
279 | * fill return buffer based on input bitmask and successful | |
280 | * get_sset_count return | |
281 | */ | |
282 | for (i = 0; i < 64; i++) { | |
283 | if (!(sset_mask & (1ULL << i))) | |
284 | continue; | |
285 | ||
286 | rc = ops->get_sset_count(dev, i); | |
287 | if (rc >= 0) { | |
288 | info.sset_mask |= (1ULL << i); | |
289 | info_buf[idx++] = rc; | |
290 | } | |
291 | } | |
292 | ||
293 | ret = -EFAULT; | |
294 | if (copy_to_user(useraddr, &info, sizeof(info))) | |
295 | goto out; | |
296 | ||
297 | useraddr += offsetof(struct ethtool_sset_info, data); | |
298 | if (copy_to_user(useraddr, info_buf, idx * sizeof(u32))) | |
299 | goto out; | |
300 | ||
301 | ret = 0; | |
302 | ||
303 | out: | |
304 | kfree(info_buf); | |
305 | return ret; | |
306 | } | |
307 | ||
97f8aefb | 308 | static noinline_for_stack int ethtool_set_rxnfc(struct net_device *dev, |
bf988435 | 309 | u32 cmd, void __user *useraddr) |
0853ad66 | 310 | { |
bf988435 BH |
311 | struct ethtool_rxnfc info; |
312 | size_t info_size = sizeof(info); | |
0853ad66 | 313 | |
59089d8d | 314 | if (!dev->ethtool_ops->set_rxnfc) |
0853ad66 SB |
315 | return -EOPNOTSUPP; |
316 | ||
bf988435 BH |
317 | /* struct ethtool_rxnfc was originally defined for |
318 | * ETHTOOL_{G,S}RXFH with only the cmd, flow_type and data | |
319 | * members. User-space might still be using that | |
320 | * definition. */ | |
321 | if (cmd == ETHTOOL_SRXFH) | |
322 | info_size = (offsetof(struct ethtool_rxnfc, data) + | |
323 | sizeof(info.data)); | |
324 | ||
325 | if (copy_from_user(&info, useraddr, info_size)) | |
0853ad66 SB |
326 | return -EFAULT; |
327 | ||
bf988435 | 328 | return dev->ethtool_ops->set_rxnfc(dev, &info); |
0853ad66 SB |
329 | } |
330 | ||
97f8aefb | 331 | static noinline_for_stack int ethtool_get_rxnfc(struct net_device *dev, |
bf988435 | 332 | u32 cmd, void __user *useraddr) |
0853ad66 SB |
333 | { |
334 | struct ethtool_rxnfc info; | |
bf988435 | 335 | size_t info_size = sizeof(info); |
59089d8d SB |
336 | const struct ethtool_ops *ops = dev->ethtool_ops; |
337 | int ret; | |
338 | void *rule_buf = NULL; | |
0853ad66 | 339 | |
59089d8d | 340 | if (!ops->get_rxnfc) |
0853ad66 SB |
341 | return -EOPNOTSUPP; |
342 | ||
bf988435 BH |
343 | /* struct ethtool_rxnfc was originally defined for |
344 | * ETHTOOL_{G,S}RXFH with only the cmd, flow_type and data | |
345 | * members. User-space might still be using that | |
346 | * definition. */ | |
347 | if (cmd == ETHTOOL_GRXFH) | |
348 | info_size = (offsetof(struct ethtool_rxnfc, data) + | |
349 | sizeof(info.data)); | |
350 | ||
351 | if (copy_from_user(&info, useraddr, info_size)) | |
0853ad66 SB |
352 | return -EFAULT; |
353 | ||
59089d8d SB |
354 | if (info.cmd == ETHTOOL_GRXCLSRLALL) { |
355 | if (info.rule_cnt > 0) { | |
db048b69 BH |
356 | if (info.rule_cnt <= KMALLOC_MAX_SIZE / sizeof(u32)) |
357 | rule_buf = kmalloc(info.rule_cnt * sizeof(u32), | |
358 | GFP_USER); | |
59089d8d SB |
359 | if (!rule_buf) |
360 | return -ENOMEM; | |
361 | } | |
362 | } | |
0853ad66 | 363 | |
59089d8d SB |
364 | ret = ops->get_rxnfc(dev, &info, rule_buf); |
365 | if (ret < 0) | |
366 | goto err_out; | |
367 | ||
368 | ret = -EFAULT; | |
bf988435 | 369 | if (copy_to_user(useraddr, &info, info_size)) |
59089d8d SB |
370 | goto err_out; |
371 | ||
372 | if (rule_buf) { | |
373 | useraddr += offsetof(struct ethtool_rxnfc, rule_locs); | |
374 | if (copy_to_user(useraddr, rule_buf, | |
375 | info.rule_cnt * sizeof(u32))) | |
376 | goto err_out; | |
377 | } | |
378 | ret = 0; | |
379 | ||
380 | err_out: | |
c9caceca | 381 | kfree(rule_buf); |
59089d8d SB |
382 | |
383 | return ret; | |
0853ad66 SB |
384 | } |
385 | ||
a5b6ee29 BH |
386 | static noinline_for_stack int ethtool_get_rxfh_indir(struct net_device *dev, |
387 | void __user *useraddr) | |
388 | { | |
389 | struct ethtool_rxfh_indir *indir; | |
390 | u32 table_size; | |
391 | size_t full_size; | |
392 | int ret; | |
393 | ||
394 | if (!dev->ethtool_ops->get_rxfh_indir) | |
395 | return -EOPNOTSUPP; | |
396 | ||
397 | if (copy_from_user(&table_size, | |
398 | useraddr + offsetof(struct ethtool_rxfh_indir, size), | |
399 | sizeof(table_size))) | |
400 | return -EFAULT; | |
401 | ||
402 | if (table_size > | |
403 | (KMALLOC_MAX_SIZE - sizeof(*indir)) / sizeof(*indir->ring_index)) | |
404 | return -ENOMEM; | |
405 | full_size = sizeof(*indir) + sizeof(*indir->ring_index) * table_size; | |
406 | indir = kmalloc(full_size, GFP_USER); | |
407 | if (!indir) | |
408 | return -ENOMEM; | |
409 | ||
410 | indir->cmd = ETHTOOL_GRXFHINDIR; | |
411 | indir->size = table_size; | |
412 | ret = dev->ethtool_ops->get_rxfh_indir(dev, indir); | |
413 | if (ret) | |
414 | goto out; | |
415 | ||
416 | if (copy_to_user(useraddr, indir, full_size)) | |
417 | ret = -EFAULT; | |
418 | ||
419 | out: | |
420 | kfree(indir); | |
421 | return ret; | |
422 | } | |
423 | ||
424 | static noinline_for_stack int ethtool_set_rxfh_indir(struct net_device *dev, | |
425 | void __user *useraddr) | |
426 | { | |
427 | struct ethtool_rxfh_indir *indir; | |
428 | u32 table_size; | |
429 | size_t full_size; | |
430 | int ret; | |
431 | ||
432 | if (!dev->ethtool_ops->set_rxfh_indir) | |
433 | return -EOPNOTSUPP; | |
434 | ||
435 | if (copy_from_user(&table_size, | |
436 | useraddr + offsetof(struct ethtool_rxfh_indir, size), | |
437 | sizeof(table_size))) | |
438 | return -EFAULT; | |
439 | ||
440 | if (table_size > | |
441 | (KMALLOC_MAX_SIZE - sizeof(*indir)) / sizeof(*indir->ring_index)) | |
442 | return -ENOMEM; | |
443 | full_size = sizeof(*indir) + sizeof(*indir->ring_index) * table_size; | |
444 | indir = kmalloc(full_size, GFP_USER); | |
445 | if (!indir) | |
446 | return -ENOMEM; | |
447 | ||
448 | if (copy_from_user(indir, useraddr, full_size)) { | |
449 | ret = -EFAULT; | |
450 | goto out; | |
451 | } | |
452 | ||
453 | ret = dev->ethtool_ops->set_rxfh_indir(dev, indir); | |
454 | ||
455 | out: | |
456 | kfree(indir); | |
457 | return ret; | |
458 | } | |
459 | ||
e8589118 | 460 | static void __rx_ntuple_filter_add(struct ethtool_rx_ntuple_list *list, |
97f8aefb | 461 | struct ethtool_rx_ntuple_flow_spec *spec, |
462 | struct ethtool_rx_ntuple_flow_spec_container *fsc) | |
15682bc4 | 463 | { |
15682bc4 PWJ |
464 | |
465 | /* don't add filters forever */ | |
e8589118 PW |
466 | if (list->count >= ETHTOOL_MAX_NTUPLE_LIST_ENTRY) { |
467 | /* free the container */ | |
468 | kfree(fsc); | |
469 | return; | |
470 | } | |
15682bc4 PWJ |
471 | |
472 | /* Copy the whole filter over */ | |
473 | fsc->fs.flow_type = spec->flow_type; | |
474 | memcpy(&fsc->fs.h_u, &spec->h_u, sizeof(spec->h_u)); | |
475 | memcpy(&fsc->fs.m_u, &spec->m_u, sizeof(spec->m_u)); | |
476 | ||
477 | fsc->fs.vlan_tag = spec->vlan_tag; | |
478 | fsc->fs.vlan_tag_mask = spec->vlan_tag_mask; | |
479 | fsc->fs.data = spec->data; | |
480 | fsc->fs.data_mask = spec->data_mask; | |
481 | fsc->fs.action = spec->action; | |
482 | ||
483 | /* add to the list */ | |
484 | list_add_tail_rcu(&fsc->list, &list->list); | |
485 | list->count++; | |
15682bc4 PWJ |
486 | } |
487 | ||
97f8aefb | 488 | static noinline_for_stack int ethtool_set_rx_ntuple(struct net_device *dev, |
489 | void __user *useraddr) | |
15682bc4 PWJ |
490 | { |
491 | struct ethtool_rx_ntuple cmd; | |
492 | const struct ethtool_ops *ops = dev->ethtool_ops; | |
e8589118 | 493 | struct ethtool_rx_ntuple_flow_spec_container *fsc = NULL; |
15682bc4 PWJ |
494 | int ret; |
495 | ||
15682bc4 PWJ |
496 | if (!(dev->features & NETIF_F_NTUPLE)) |
497 | return -EINVAL; | |
498 | ||
499 | if (copy_from_user(&cmd, useraddr, sizeof(cmd))) | |
500 | return -EFAULT; | |
501 | ||
15682bc4 PWJ |
502 | /* |
503 | * Cache filter in dev struct for GET operation only if | |
504 | * the underlying driver doesn't have its own GET operation, and | |
e8589118 PW |
505 | * only if the filter was added successfully. First make sure we |
506 | * can allocate the filter, then continue if successful. | |
15682bc4 | 507 | */ |
e8589118 PW |
508 | if (!ops->get_rx_ntuple) { |
509 | fsc = kmalloc(sizeof(*fsc), GFP_ATOMIC); | |
510 | if (!fsc) | |
15682bc4 | 511 | return -ENOMEM; |
e8589118 PW |
512 | } |
513 | ||
514 | ret = ops->set_rx_ntuple(dev, &cmd); | |
515 | if (ret) { | |
516 | kfree(fsc); | |
517 | return ret; | |
518 | } | |
519 | ||
520 | if (!ops->get_rx_ntuple) | |
521 | __rx_ntuple_filter_add(&dev->ethtool_ntuple_list, &cmd.fs, fsc); | |
15682bc4 PWJ |
522 | |
523 | return ret; | |
524 | } | |
525 | ||
526 | static int ethtool_get_rx_ntuple(struct net_device *dev, void __user *useraddr) | |
527 | { | |
528 | struct ethtool_gstrings gstrings; | |
529 | const struct ethtool_ops *ops = dev->ethtool_ops; | |
530 | struct ethtool_rx_ntuple_flow_spec_container *fsc; | |
531 | u8 *data; | |
532 | char *p; | |
533 | int ret, i, num_strings = 0; | |
534 | ||
535 | if (!ops->get_sset_count) | |
536 | return -EOPNOTSUPP; | |
537 | ||
538 | if (copy_from_user(&gstrings, useraddr, sizeof(gstrings))) | |
539 | return -EFAULT; | |
540 | ||
541 | ret = ops->get_sset_count(dev, gstrings.string_set); | |
542 | if (ret < 0) | |
543 | return ret; | |
544 | ||
545 | gstrings.len = ret; | |
546 | ||
547 | data = kmalloc(gstrings.len * ETH_GSTRING_LEN, GFP_USER); | |
548 | if (!data) | |
549 | return -ENOMEM; | |
550 | ||
551 | if (ops->get_rx_ntuple) { | |
552 | /* driver-specific filter grab */ | |
553 | ret = ops->get_rx_ntuple(dev, gstrings.string_set, data); | |
554 | goto copy; | |
555 | } | |
556 | ||
557 | /* default ethtool filter grab */ | |
558 | i = 0; | |
559 | p = (char *)data; | |
560 | list_for_each_entry(fsc, &dev->ethtool_ntuple_list.list, list) { | |
561 | sprintf(p, "Filter %d:\n", i); | |
562 | p += ETH_GSTRING_LEN; | |
563 | num_strings++; | |
564 | ||
565 | switch (fsc->fs.flow_type) { | |
566 | case TCP_V4_FLOW: | |
567 | sprintf(p, "\tFlow Type: TCP\n"); | |
568 | p += ETH_GSTRING_LEN; | |
569 | num_strings++; | |
570 | break; | |
571 | case UDP_V4_FLOW: | |
572 | sprintf(p, "\tFlow Type: UDP\n"); | |
573 | p += ETH_GSTRING_LEN; | |
574 | num_strings++; | |
575 | break; | |
576 | case SCTP_V4_FLOW: | |
577 | sprintf(p, "\tFlow Type: SCTP\n"); | |
578 | p += ETH_GSTRING_LEN; | |
579 | num_strings++; | |
580 | break; | |
581 | case AH_ESP_V4_FLOW: | |
582 | sprintf(p, "\tFlow Type: AH ESP\n"); | |
583 | p += ETH_GSTRING_LEN; | |
584 | num_strings++; | |
585 | break; | |
586 | case ESP_V4_FLOW: | |
587 | sprintf(p, "\tFlow Type: ESP\n"); | |
588 | p += ETH_GSTRING_LEN; | |
589 | num_strings++; | |
590 | break; | |
591 | case IP_USER_FLOW: | |
592 | sprintf(p, "\tFlow Type: Raw IP\n"); | |
593 | p += ETH_GSTRING_LEN; | |
594 | num_strings++; | |
595 | break; | |
596 | case IPV4_FLOW: | |
597 | sprintf(p, "\tFlow Type: IPv4\n"); | |
598 | p += ETH_GSTRING_LEN; | |
599 | num_strings++; | |
600 | break; | |
601 | default: | |
602 | sprintf(p, "\tFlow Type: Unknown\n"); | |
603 | p += ETH_GSTRING_LEN; | |
604 | num_strings++; | |
605 | goto unknown_filter; | |
ccbd6a5a | 606 | } |
15682bc4 PWJ |
607 | |
608 | /* now the rest of the filters */ | |
609 | switch (fsc->fs.flow_type) { | |
610 | case TCP_V4_FLOW: | |
611 | case UDP_V4_FLOW: | |
612 | case SCTP_V4_FLOW: | |
613 | sprintf(p, "\tSrc IP addr: 0x%x\n", | |
97f8aefb | 614 | fsc->fs.h_u.tcp_ip4_spec.ip4src); |
15682bc4 PWJ |
615 | p += ETH_GSTRING_LEN; |
616 | num_strings++; | |
617 | sprintf(p, "\tSrc IP mask: 0x%x\n", | |
97f8aefb | 618 | fsc->fs.m_u.tcp_ip4_spec.ip4src); |
15682bc4 PWJ |
619 | p += ETH_GSTRING_LEN; |
620 | num_strings++; | |
621 | sprintf(p, "\tDest IP addr: 0x%x\n", | |
97f8aefb | 622 | fsc->fs.h_u.tcp_ip4_spec.ip4dst); |
15682bc4 PWJ |
623 | p += ETH_GSTRING_LEN; |
624 | num_strings++; | |
625 | sprintf(p, "\tDest IP mask: 0x%x\n", | |
97f8aefb | 626 | fsc->fs.m_u.tcp_ip4_spec.ip4dst); |
15682bc4 PWJ |
627 | p += ETH_GSTRING_LEN; |
628 | num_strings++; | |
629 | sprintf(p, "\tSrc Port: %d, mask: 0x%x\n", | |
97f8aefb | 630 | fsc->fs.h_u.tcp_ip4_spec.psrc, |
631 | fsc->fs.m_u.tcp_ip4_spec.psrc); | |
15682bc4 PWJ |
632 | p += ETH_GSTRING_LEN; |
633 | num_strings++; | |
634 | sprintf(p, "\tDest Port: %d, mask: 0x%x\n", | |
97f8aefb | 635 | fsc->fs.h_u.tcp_ip4_spec.pdst, |
636 | fsc->fs.m_u.tcp_ip4_spec.pdst); | |
15682bc4 PWJ |
637 | p += ETH_GSTRING_LEN; |
638 | num_strings++; | |
639 | sprintf(p, "\tTOS: %d, mask: 0x%x\n", | |
97f8aefb | 640 | fsc->fs.h_u.tcp_ip4_spec.tos, |
641 | fsc->fs.m_u.tcp_ip4_spec.tos); | |
15682bc4 PWJ |
642 | p += ETH_GSTRING_LEN; |
643 | num_strings++; | |
644 | break; | |
645 | case AH_ESP_V4_FLOW: | |
646 | case ESP_V4_FLOW: | |
647 | sprintf(p, "\tSrc IP addr: 0x%x\n", | |
97f8aefb | 648 | fsc->fs.h_u.ah_ip4_spec.ip4src); |
15682bc4 PWJ |
649 | p += ETH_GSTRING_LEN; |
650 | num_strings++; | |
651 | sprintf(p, "\tSrc IP mask: 0x%x\n", | |
97f8aefb | 652 | fsc->fs.m_u.ah_ip4_spec.ip4src); |
15682bc4 PWJ |
653 | p += ETH_GSTRING_LEN; |
654 | num_strings++; | |
655 | sprintf(p, "\tDest IP addr: 0x%x\n", | |
97f8aefb | 656 | fsc->fs.h_u.ah_ip4_spec.ip4dst); |
15682bc4 PWJ |
657 | p += ETH_GSTRING_LEN; |
658 | num_strings++; | |
659 | sprintf(p, "\tDest IP mask: 0x%x\n", | |
97f8aefb | 660 | fsc->fs.m_u.ah_ip4_spec.ip4dst); |
15682bc4 PWJ |
661 | p += ETH_GSTRING_LEN; |
662 | num_strings++; | |
663 | sprintf(p, "\tSPI: %d, mask: 0x%x\n", | |
97f8aefb | 664 | fsc->fs.h_u.ah_ip4_spec.spi, |
665 | fsc->fs.m_u.ah_ip4_spec.spi); | |
15682bc4 PWJ |
666 | p += ETH_GSTRING_LEN; |
667 | num_strings++; | |
668 | sprintf(p, "\tTOS: %d, mask: 0x%x\n", | |
97f8aefb | 669 | fsc->fs.h_u.ah_ip4_spec.tos, |
670 | fsc->fs.m_u.ah_ip4_spec.tos); | |
15682bc4 PWJ |
671 | p += ETH_GSTRING_LEN; |
672 | num_strings++; | |
673 | break; | |
674 | case IP_USER_FLOW: | |
675 | sprintf(p, "\tSrc IP addr: 0x%x\n", | |
e0de7c93 | 676 | fsc->fs.h_u.usr_ip4_spec.ip4src); |
15682bc4 PWJ |
677 | p += ETH_GSTRING_LEN; |
678 | num_strings++; | |
679 | sprintf(p, "\tSrc IP mask: 0x%x\n", | |
e0de7c93 | 680 | fsc->fs.m_u.usr_ip4_spec.ip4src); |
15682bc4 PWJ |
681 | p += ETH_GSTRING_LEN; |
682 | num_strings++; | |
683 | sprintf(p, "\tDest IP addr: 0x%x\n", | |
e0de7c93 | 684 | fsc->fs.h_u.usr_ip4_spec.ip4dst); |
15682bc4 PWJ |
685 | p += ETH_GSTRING_LEN; |
686 | num_strings++; | |
687 | sprintf(p, "\tDest IP mask: 0x%x\n", | |
e0de7c93 | 688 | fsc->fs.m_u.usr_ip4_spec.ip4dst); |
15682bc4 PWJ |
689 | p += ETH_GSTRING_LEN; |
690 | num_strings++; | |
691 | break; | |
692 | case IPV4_FLOW: | |
693 | sprintf(p, "\tSrc IP addr: 0x%x\n", | |
97f8aefb | 694 | fsc->fs.h_u.usr_ip4_spec.ip4src); |
15682bc4 PWJ |
695 | p += ETH_GSTRING_LEN; |
696 | num_strings++; | |
697 | sprintf(p, "\tSrc IP mask: 0x%x\n", | |
97f8aefb | 698 | fsc->fs.m_u.usr_ip4_spec.ip4src); |
15682bc4 PWJ |
699 | p += ETH_GSTRING_LEN; |
700 | num_strings++; | |
701 | sprintf(p, "\tDest IP addr: 0x%x\n", | |
97f8aefb | 702 | fsc->fs.h_u.usr_ip4_spec.ip4dst); |
15682bc4 PWJ |
703 | p += ETH_GSTRING_LEN; |
704 | num_strings++; | |
705 | sprintf(p, "\tDest IP mask: 0x%x\n", | |
97f8aefb | 706 | fsc->fs.m_u.usr_ip4_spec.ip4dst); |
15682bc4 PWJ |
707 | p += ETH_GSTRING_LEN; |
708 | num_strings++; | |
709 | sprintf(p, "\tL4 bytes: 0x%x, mask: 0x%x\n", | |
97f8aefb | 710 | fsc->fs.h_u.usr_ip4_spec.l4_4_bytes, |
711 | fsc->fs.m_u.usr_ip4_spec.l4_4_bytes); | |
15682bc4 PWJ |
712 | p += ETH_GSTRING_LEN; |
713 | num_strings++; | |
714 | sprintf(p, "\tTOS: %d, mask: 0x%x\n", | |
97f8aefb | 715 | fsc->fs.h_u.usr_ip4_spec.tos, |
716 | fsc->fs.m_u.usr_ip4_spec.tos); | |
15682bc4 PWJ |
717 | p += ETH_GSTRING_LEN; |
718 | num_strings++; | |
719 | sprintf(p, "\tIP Version: %d, mask: 0x%x\n", | |
97f8aefb | 720 | fsc->fs.h_u.usr_ip4_spec.ip_ver, |
721 | fsc->fs.m_u.usr_ip4_spec.ip_ver); | |
15682bc4 PWJ |
722 | p += ETH_GSTRING_LEN; |
723 | num_strings++; | |
724 | sprintf(p, "\tProtocol: %d, mask: 0x%x\n", | |
97f8aefb | 725 | fsc->fs.h_u.usr_ip4_spec.proto, |
726 | fsc->fs.m_u.usr_ip4_spec.proto); | |
15682bc4 PWJ |
727 | p += ETH_GSTRING_LEN; |
728 | num_strings++; | |
729 | break; | |
ccbd6a5a | 730 | } |
15682bc4 | 731 | sprintf(p, "\tVLAN: %d, mask: 0x%x\n", |
97f8aefb | 732 | fsc->fs.vlan_tag, fsc->fs.vlan_tag_mask); |
15682bc4 PWJ |
733 | p += ETH_GSTRING_LEN; |
734 | num_strings++; | |
735 | sprintf(p, "\tUser-defined: 0x%Lx\n", fsc->fs.data); | |
736 | p += ETH_GSTRING_LEN; | |
737 | num_strings++; | |
738 | sprintf(p, "\tUser-defined mask: 0x%Lx\n", fsc->fs.data_mask); | |
739 | p += ETH_GSTRING_LEN; | |
740 | num_strings++; | |
741 | if (fsc->fs.action == ETHTOOL_RXNTUPLE_ACTION_DROP) | |
742 | sprintf(p, "\tAction: Drop\n"); | |
743 | else | |
744 | sprintf(p, "\tAction: Direct to queue %d\n", | |
97f8aefb | 745 | fsc->fs.action); |
15682bc4 PWJ |
746 | p += ETH_GSTRING_LEN; |
747 | num_strings++; | |
748 | unknown_filter: | |
749 | i++; | |
750 | } | |
751 | copy: | |
752 | /* indicate to userspace how many strings we actually have */ | |
753 | gstrings.len = num_strings; | |
754 | ret = -EFAULT; | |
755 | if (copy_to_user(useraddr, &gstrings, sizeof(gstrings))) | |
756 | goto out; | |
757 | useraddr += sizeof(gstrings); | |
758 | if (copy_to_user(useraddr, data, gstrings.len * ETH_GSTRING_LEN)) | |
759 | goto out; | |
760 | ret = 0; | |
761 | ||
762 | out: | |
763 | kfree(data); | |
764 | return ret; | |
765 | } | |
766 | ||
1da177e4 LT |
767 | static int ethtool_get_regs(struct net_device *dev, char __user *useraddr) |
768 | { | |
769 | struct ethtool_regs regs; | |
76fd8593 | 770 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 LT |
771 | void *regbuf; |
772 | int reglen, ret; | |
773 | ||
774 | if (!ops->get_regs || !ops->get_regs_len) | |
775 | return -EOPNOTSUPP; | |
776 | ||
777 | if (copy_from_user(®s, useraddr, sizeof(regs))) | |
778 | return -EFAULT; | |
779 | ||
780 | reglen = ops->get_regs_len(dev); | |
781 | if (regs.len > reglen) | |
782 | regs.len = reglen; | |
783 | ||
784 | regbuf = kmalloc(reglen, GFP_USER); | |
785 | if (!regbuf) | |
786 | return -ENOMEM; | |
787 | ||
788 | ops->get_regs(dev, ®s, regbuf); | |
789 | ||
790 | ret = -EFAULT; | |
791 | if (copy_to_user(useraddr, ®s, sizeof(regs))) | |
792 | goto out; | |
793 | useraddr += offsetof(struct ethtool_regs, data); | |
794 | if (copy_to_user(useraddr, regbuf, regs.len)) | |
795 | goto out; | |
796 | ret = 0; | |
797 | ||
798 | out: | |
799 | kfree(regbuf); | |
800 | return ret; | |
801 | } | |
802 | ||
d73d3a8c BH |
803 | static int ethtool_reset(struct net_device *dev, char __user *useraddr) |
804 | { | |
805 | struct ethtool_value reset; | |
806 | int ret; | |
807 | ||
808 | if (!dev->ethtool_ops->reset) | |
809 | return -EOPNOTSUPP; | |
810 | ||
811 | if (copy_from_user(&reset, useraddr, sizeof(reset))) | |
812 | return -EFAULT; | |
813 | ||
814 | ret = dev->ethtool_ops->reset(dev, &reset.data); | |
815 | if (ret) | |
816 | return ret; | |
817 | ||
818 | if (copy_to_user(useraddr, &reset, sizeof(reset))) | |
819 | return -EFAULT; | |
820 | return 0; | |
821 | } | |
822 | ||
1da177e4 LT |
823 | static int ethtool_get_wol(struct net_device *dev, char __user *useraddr) |
824 | { | |
8e557421 | 825 | struct ethtool_wolinfo wol = { .cmd = ETHTOOL_GWOL }; |
1da177e4 LT |
826 | |
827 | if (!dev->ethtool_ops->get_wol) | |
828 | return -EOPNOTSUPP; | |
829 | ||
830 | dev->ethtool_ops->get_wol(dev, &wol); | |
831 | ||
832 | if (copy_to_user(useraddr, &wol, sizeof(wol))) | |
833 | return -EFAULT; | |
834 | return 0; | |
835 | } | |
836 | ||
837 | static int ethtool_set_wol(struct net_device *dev, char __user *useraddr) | |
838 | { | |
839 | struct ethtool_wolinfo wol; | |
840 | ||
841 | if (!dev->ethtool_ops->set_wol) | |
842 | return -EOPNOTSUPP; | |
843 | ||
844 | if (copy_from_user(&wol, useraddr, sizeof(wol))) | |
845 | return -EFAULT; | |
846 | ||
847 | return dev->ethtool_ops->set_wol(dev, &wol); | |
848 | } | |
849 | ||
1da177e4 LT |
850 | static int ethtool_nway_reset(struct net_device *dev) |
851 | { | |
852 | if (!dev->ethtool_ops->nway_reset) | |
853 | return -EOPNOTSUPP; | |
854 | ||
855 | return dev->ethtool_ops->nway_reset(dev); | |
856 | } | |
857 | ||
1da177e4 LT |
858 | static int ethtool_get_eeprom(struct net_device *dev, void __user *useraddr) |
859 | { | |
860 | struct ethtool_eeprom eeprom; | |
76fd8593 | 861 | const struct ethtool_ops *ops = dev->ethtool_ops; |
b131dd5d MSB |
862 | void __user *userbuf = useraddr + sizeof(eeprom); |
863 | u32 bytes_remaining; | |
1da177e4 | 864 | u8 *data; |
b131dd5d | 865 | int ret = 0; |
1da177e4 LT |
866 | |
867 | if (!ops->get_eeprom || !ops->get_eeprom_len) | |
868 | return -EOPNOTSUPP; | |
869 | ||
870 | if (copy_from_user(&eeprom, useraddr, sizeof(eeprom))) | |
871 | return -EFAULT; | |
872 | ||
873 | /* Check for wrap and zero */ | |
874 | if (eeprom.offset + eeprom.len <= eeprom.offset) | |
875 | return -EINVAL; | |
876 | ||
877 | /* Check for exceeding total eeprom len */ | |
878 | if (eeprom.offset + eeprom.len > ops->get_eeprom_len(dev)) | |
879 | return -EINVAL; | |
880 | ||
b131dd5d | 881 | data = kmalloc(PAGE_SIZE, GFP_USER); |
1da177e4 LT |
882 | if (!data) |
883 | return -ENOMEM; | |
884 | ||
b131dd5d MSB |
885 | bytes_remaining = eeprom.len; |
886 | while (bytes_remaining > 0) { | |
887 | eeprom.len = min(bytes_remaining, (u32)PAGE_SIZE); | |
888 | ||
889 | ret = ops->get_eeprom(dev, &eeprom, data); | |
890 | if (ret) | |
891 | break; | |
892 | if (copy_to_user(userbuf, data, eeprom.len)) { | |
893 | ret = -EFAULT; | |
894 | break; | |
895 | } | |
896 | userbuf += eeprom.len; | |
897 | eeprom.offset += eeprom.len; | |
898 | bytes_remaining -= eeprom.len; | |
899 | } | |
1da177e4 | 900 | |
c5835df9 MSB |
901 | eeprom.len = userbuf - (useraddr + sizeof(eeprom)); |
902 | eeprom.offset -= eeprom.len; | |
903 | if (copy_to_user(useraddr, &eeprom, sizeof(eeprom))) | |
904 | ret = -EFAULT; | |
905 | ||
1da177e4 LT |
906 | kfree(data); |
907 | return ret; | |
908 | } | |
909 | ||
910 | static int ethtool_set_eeprom(struct net_device *dev, void __user *useraddr) | |
911 | { | |
912 | struct ethtool_eeprom eeprom; | |
76fd8593 | 913 | const struct ethtool_ops *ops = dev->ethtool_ops; |
b131dd5d MSB |
914 | void __user *userbuf = useraddr + sizeof(eeprom); |
915 | u32 bytes_remaining; | |
1da177e4 | 916 | u8 *data; |
b131dd5d | 917 | int ret = 0; |
1da177e4 LT |
918 | |
919 | if (!ops->set_eeprom || !ops->get_eeprom_len) | |
920 | return -EOPNOTSUPP; | |
921 | ||
922 | if (copy_from_user(&eeprom, useraddr, sizeof(eeprom))) | |
923 | return -EFAULT; | |
924 | ||
925 | /* Check for wrap and zero */ | |
926 | if (eeprom.offset + eeprom.len <= eeprom.offset) | |
927 | return -EINVAL; | |
928 | ||
929 | /* Check for exceeding total eeprom len */ | |
930 | if (eeprom.offset + eeprom.len > ops->get_eeprom_len(dev)) | |
931 | return -EINVAL; | |
932 | ||
b131dd5d | 933 | data = kmalloc(PAGE_SIZE, GFP_USER); |
1da177e4 LT |
934 | if (!data) |
935 | return -ENOMEM; | |
936 | ||
b131dd5d MSB |
937 | bytes_remaining = eeprom.len; |
938 | while (bytes_remaining > 0) { | |
939 | eeprom.len = min(bytes_remaining, (u32)PAGE_SIZE); | |
940 | ||
941 | if (copy_from_user(data, userbuf, eeprom.len)) { | |
942 | ret = -EFAULT; | |
943 | break; | |
944 | } | |
945 | ret = ops->set_eeprom(dev, &eeprom, data); | |
946 | if (ret) | |
947 | break; | |
948 | userbuf += eeprom.len; | |
949 | eeprom.offset += eeprom.len; | |
950 | bytes_remaining -= eeprom.len; | |
951 | } | |
1da177e4 | 952 | |
1da177e4 LT |
953 | kfree(data); |
954 | return ret; | |
955 | } | |
956 | ||
97f8aefb | 957 | static noinline_for_stack int ethtool_get_coalesce(struct net_device *dev, |
958 | void __user *useraddr) | |
1da177e4 | 959 | { |
8e557421 | 960 | struct ethtool_coalesce coalesce = { .cmd = ETHTOOL_GCOALESCE }; |
1da177e4 LT |
961 | |
962 | if (!dev->ethtool_ops->get_coalesce) | |
963 | return -EOPNOTSUPP; | |
964 | ||
965 | dev->ethtool_ops->get_coalesce(dev, &coalesce); | |
966 | ||
967 | if (copy_to_user(useraddr, &coalesce, sizeof(coalesce))) | |
968 | return -EFAULT; | |
969 | return 0; | |
970 | } | |
971 | ||
97f8aefb | 972 | static noinline_for_stack int ethtool_set_coalesce(struct net_device *dev, |
973 | void __user *useraddr) | |
1da177e4 LT |
974 | { |
975 | struct ethtool_coalesce coalesce; | |
976 | ||
fa04ae5c | 977 | if (!dev->ethtool_ops->set_coalesce) |
1da177e4 LT |
978 | return -EOPNOTSUPP; |
979 | ||
980 | if (copy_from_user(&coalesce, useraddr, sizeof(coalesce))) | |
981 | return -EFAULT; | |
982 | ||
983 | return dev->ethtool_ops->set_coalesce(dev, &coalesce); | |
984 | } | |
985 | ||
986 | static int ethtool_get_ringparam(struct net_device *dev, void __user *useraddr) | |
987 | { | |
8e557421 | 988 | struct ethtool_ringparam ringparam = { .cmd = ETHTOOL_GRINGPARAM }; |
1da177e4 LT |
989 | |
990 | if (!dev->ethtool_ops->get_ringparam) | |
991 | return -EOPNOTSUPP; | |
992 | ||
993 | dev->ethtool_ops->get_ringparam(dev, &ringparam); | |
994 | ||
995 | if (copy_to_user(useraddr, &ringparam, sizeof(ringparam))) | |
996 | return -EFAULT; | |
997 | return 0; | |
998 | } | |
999 | ||
1000 | static int ethtool_set_ringparam(struct net_device *dev, void __user *useraddr) | |
1001 | { | |
1002 | struct ethtool_ringparam ringparam; | |
1003 | ||
1004 | if (!dev->ethtool_ops->set_ringparam) | |
1005 | return -EOPNOTSUPP; | |
1006 | ||
1007 | if (copy_from_user(&ringparam, useraddr, sizeof(ringparam))) | |
1008 | return -EFAULT; | |
1009 | ||
1010 | return dev->ethtool_ops->set_ringparam(dev, &ringparam); | |
1011 | } | |
1012 | ||
1013 | static int ethtool_get_pauseparam(struct net_device *dev, void __user *useraddr) | |
1014 | { | |
1015 | struct ethtool_pauseparam pauseparam = { ETHTOOL_GPAUSEPARAM }; | |
1016 | ||
1017 | if (!dev->ethtool_ops->get_pauseparam) | |
1018 | return -EOPNOTSUPP; | |
1019 | ||
1020 | dev->ethtool_ops->get_pauseparam(dev, &pauseparam); | |
1021 | ||
1022 | if (copy_to_user(useraddr, &pauseparam, sizeof(pauseparam))) | |
1023 | return -EFAULT; | |
1024 | return 0; | |
1025 | } | |
1026 | ||
1027 | static int ethtool_set_pauseparam(struct net_device *dev, void __user *useraddr) | |
1028 | { | |
1029 | struct ethtool_pauseparam pauseparam; | |
1030 | ||
e1b90c41 | 1031 | if (!dev->ethtool_ops->set_pauseparam) |
1da177e4 LT |
1032 | return -EOPNOTSUPP; |
1033 | ||
1034 | if (copy_from_user(&pauseparam, useraddr, sizeof(pauseparam))) | |
1035 | return -EFAULT; | |
1036 | ||
1037 | return dev->ethtool_ops->set_pauseparam(dev, &pauseparam); | |
1038 | } | |
1039 | ||
1da177e4 LT |
1040 | static int __ethtool_set_sg(struct net_device *dev, u32 data) |
1041 | { | |
1042 | int err; | |
1043 | ||
1044 | if (!data && dev->ethtool_ops->set_tso) { | |
1045 | err = dev->ethtool_ops->set_tso(dev, 0); | |
1046 | if (err) | |
1047 | return err; | |
1048 | } | |
1049 | ||
e89e9cf5 AR |
1050 | if (!data && dev->ethtool_ops->set_ufo) { |
1051 | err = dev->ethtool_ops->set_ufo(dev, 0); | |
1052 | if (err) | |
1053 | return err; | |
1054 | } | |
1da177e4 LT |
1055 | return dev->ethtool_ops->set_sg(dev, data); |
1056 | } | |
1057 | ||
1058 | static int ethtool_set_tx_csum(struct net_device *dev, char __user *useraddr) | |
1059 | { | |
1060 | struct ethtool_value edata; | |
1061 | int err; | |
1062 | ||
1063 | if (!dev->ethtool_ops->set_tx_csum) | |
1064 | return -EOPNOTSUPP; | |
1065 | ||
1066 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1067 | return -EFAULT; | |
1068 | ||
1069 | if (!edata.data && dev->ethtool_ops->set_sg) { | |
1070 | err = __ethtool_set_sg(dev, 0); | |
1071 | if (err) | |
1072 | return err; | |
1073 | } | |
1074 | ||
1075 | return dev->ethtool_ops->set_tx_csum(dev, edata.data); | |
1076 | } | |
97f8aefb | 1077 | EXPORT_SYMBOL(ethtool_op_set_tx_csum); |
1da177e4 | 1078 | |
b240a0e5 HX |
1079 | static int ethtool_set_rx_csum(struct net_device *dev, char __user *useraddr) |
1080 | { | |
1081 | struct ethtool_value edata; | |
1082 | ||
1083 | if (!dev->ethtool_ops->set_rx_csum) | |
1084 | return -EOPNOTSUPP; | |
1085 | ||
1086 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1087 | return -EFAULT; | |
1088 | ||
1089 | if (!edata.data && dev->ethtool_ops->set_sg) | |
1090 | dev->features &= ~NETIF_F_GRO; | |
1091 | ||
1092 | return dev->ethtool_ops->set_rx_csum(dev, edata.data); | |
1093 | } | |
1094 | ||
1da177e4 LT |
1095 | static int ethtool_set_sg(struct net_device *dev, char __user *useraddr) |
1096 | { | |
1097 | struct ethtool_value edata; | |
1098 | ||
1099 | if (!dev->ethtool_ops->set_sg) | |
1100 | return -EOPNOTSUPP; | |
1101 | ||
1102 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1103 | return -EFAULT; | |
1104 | ||
4ec93edb | 1105 | if (edata.data && |
8648b305 | 1106 | !(dev->features & NETIF_F_ALL_CSUM)) |
1da177e4 LT |
1107 | return -EINVAL; |
1108 | ||
1109 | return __ethtool_set_sg(dev, edata.data); | |
1110 | } | |
1111 | ||
1da177e4 LT |
1112 | static int ethtool_set_tso(struct net_device *dev, char __user *useraddr) |
1113 | { | |
1114 | struct ethtool_value edata; | |
1115 | ||
1116 | if (!dev->ethtool_ops->set_tso) | |
1117 | return -EOPNOTSUPP; | |
1118 | ||
1119 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1120 | return -EFAULT; | |
1121 | ||
1122 | if (edata.data && !(dev->features & NETIF_F_SG)) | |
1123 | return -EINVAL; | |
1124 | ||
1125 | return dev->ethtool_ops->set_tso(dev, edata.data); | |
1126 | } | |
1127 | ||
e89e9cf5 AR |
1128 | static int ethtool_set_ufo(struct net_device *dev, char __user *useraddr) |
1129 | { | |
1130 | struct ethtool_value edata; | |
1131 | ||
1132 | if (!dev->ethtool_ops->set_ufo) | |
1133 | return -EOPNOTSUPP; | |
1134 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1135 | return -EFAULT; | |
1136 | if (edata.data && !(dev->features & NETIF_F_SG)) | |
1137 | return -EINVAL; | |
1138 | if (edata.data && !(dev->features & NETIF_F_HW_CSUM)) | |
1139 | return -EINVAL; | |
1140 | return dev->ethtool_ops->set_ufo(dev, edata.data); | |
1141 | } | |
1142 | ||
37c3185a HX |
1143 | static int ethtool_get_gso(struct net_device *dev, char __user *useraddr) |
1144 | { | |
1145 | struct ethtool_value edata = { ETHTOOL_GGSO }; | |
1146 | ||
1147 | edata.data = dev->features & NETIF_F_GSO; | |
1148 | if (copy_to_user(useraddr, &edata, sizeof(edata))) | |
97f8aefb | 1149 | return -EFAULT; |
37c3185a HX |
1150 | return 0; |
1151 | } | |
1152 | ||
1153 | static int ethtool_set_gso(struct net_device *dev, char __user *useraddr) | |
1154 | { | |
1155 | struct ethtool_value edata; | |
1156 | ||
1157 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1158 | return -EFAULT; | |
1159 | if (edata.data) | |
1160 | dev->features |= NETIF_F_GSO; | |
1161 | else | |
1162 | dev->features &= ~NETIF_F_GSO; | |
1163 | return 0; | |
1164 | } | |
1165 | ||
b240a0e5 HX |
1166 | static int ethtool_get_gro(struct net_device *dev, char __user *useraddr) |
1167 | { | |
1168 | struct ethtool_value edata = { ETHTOOL_GGRO }; | |
1169 | ||
1170 | edata.data = dev->features & NETIF_F_GRO; | |
1171 | if (copy_to_user(useraddr, &edata, sizeof(edata))) | |
97f8aefb | 1172 | return -EFAULT; |
b240a0e5 HX |
1173 | return 0; |
1174 | } | |
1175 | ||
1176 | static int ethtool_set_gro(struct net_device *dev, char __user *useraddr) | |
1177 | { | |
1178 | struct ethtool_value edata; | |
1179 | ||
1180 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1181 | return -EFAULT; | |
1182 | ||
1183 | if (edata.data) { | |
67c96608 ED |
1184 | u32 rxcsum = dev->ethtool_ops->get_rx_csum ? |
1185 | dev->ethtool_ops->get_rx_csum(dev) : | |
1186 | ethtool_op_get_rx_csum(dev); | |
1187 | ||
1188 | if (!rxcsum) | |
b240a0e5 HX |
1189 | return -EINVAL; |
1190 | dev->features |= NETIF_F_GRO; | |
1191 | } else | |
1192 | dev->features &= ~NETIF_F_GRO; | |
1193 | ||
1194 | return 0; | |
1195 | } | |
1196 | ||
1da177e4 LT |
1197 | static int ethtool_self_test(struct net_device *dev, char __user *useraddr) |
1198 | { | |
1199 | struct ethtool_test test; | |
76fd8593 | 1200 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 | 1201 | u64 *data; |
ff03d49f | 1202 | int ret, test_len; |
1da177e4 | 1203 | |
a9828ec6 | 1204 | if (!ops->self_test || !ops->get_sset_count) |
1da177e4 LT |
1205 | return -EOPNOTSUPP; |
1206 | ||
a9828ec6 | 1207 | test_len = ops->get_sset_count(dev, ETH_SS_TEST); |
ff03d49f JG |
1208 | if (test_len < 0) |
1209 | return test_len; | |
1210 | WARN_ON(test_len == 0); | |
1211 | ||
1da177e4 LT |
1212 | if (copy_from_user(&test, useraddr, sizeof(test))) |
1213 | return -EFAULT; | |
1214 | ||
ff03d49f JG |
1215 | test.len = test_len; |
1216 | data = kmalloc(test_len * sizeof(u64), GFP_USER); | |
1da177e4 LT |
1217 | if (!data) |
1218 | return -ENOMEM; | |
1219 | ||
1220 | ops->self_test(dev, &test, data); | |
1221 | ||
1222 | ret = -EFAULT; | |
1223 | if (copy_to_user(useraddr, &test, sizeof(test))) | |
1224 | goto out; | |
1225 | useraddr += sizeof(test); | |
1226 | if (copy_to_user(useraddr, data, test.len * sizeof(u64))) | |
1227 | goto out; | |
1228 | ret = 0; | |
1229 | ||
1230 | out: | |
1231 | kfree(data); | |
1232 | return ret; | |
1233 | } | |
1234 | ||
1235 | static int ethtool_get_strings(struct net_device *dev, void __user *useraddr) | |
1236 | { | |
1237 | struct ethtool_gstrings gstrings; | |
76fd8593 | 1238 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 LT |
1239 | u8 *data; |
1240 | int ret; | |
1241 | ||
a9828ec6 | 1242 | if (!ops->get_strings || !ops->get_sset_count) |
1da177e4 LT |
1243 | return -EOPNOTSUPP; |
1244 | ||
1245 | if (copy_from_user(&gstrings, useraddr, sizeof(gstrings))) | |
1246 | return -EFAULT; | |
1247 | ||
a9828ec6 BH |
1248 | ret = ops->get_sset_count(dev, gstrings.string_set); |
1249 | if (ret < 0) | |
1250 | return ret; | |
1251 | ||
1252 | gstrings.len = ret; | |
1da177e4 LT |
1253 | |
1254 | data = kmalloc(gstrings.len * ETH_GSTRING_LEN, GFP_USER); | |
1255 | if (!data) | |
1256 | return -ENOMEM; | |
1257 | ||
1258 | ops->get_strings(dev, gstrings.string_set, data); | |
1259 | ||
1260 | ret = -EFAULT; | |
1261 | if (copy_to_user(useraddr, &gstrings, sizeof(gstrings))) | |
1262 | goto out; | |
1263 | useraddr += sizeof(gstrings); | |
1264 | if (copy_to_user(useraddr, data, gstrings.len * ETH_GSTRING_LEN)) | |
1265 | goto out; | |
1266 | ret = 0; | |
1267 | ||
1268 | out: | |
1269 | kfree(data); | |
1270 | return ret; | |
1271 | } | |
1272 | ||
1273 | static int ethtool_phys_id(struct net_device *dev, void __user *useraddr) | |
1274 | { | |
1275 | struct ethtool_value id; | |
1276 | ||
1277 | if (!dev->ethtool_ops->phys_id) | |
1278 | return -EOPNOTSUPP; | |
1279 | ||
1280 | if (copy_from_user(&id, useraddr, sizeof(id))) | |
1281 | return -EFAULT; | |
1282 | ||
1283 | return dev->ethtool_ops->phys_id(dev, id.data); | |
1284 | } | |
1285 | ||
1286 | static int ethtool_get_stats(struct net_device *dev, void __user *useraddr) | |
1287 | { | |
1288 | struct ethtool_stats stats; | |
76fd8593 | 1289 | const struct ethtool_ops *ops = dev->ethtool_ops; |
1da177e4 | 1290 | u64 *data; |
ff03d49f | 1291 | int ret, n_stats; |
1da177e4 | 1292 | |
a9828ec6 | 1293 | if (!ops->get_ethtool_stats || !ops->get_sset_count) |
1da177e4 LT |
1294 | return -EOPNOTSUPP; |
1295 | ||
a9828ec6 | 1296 | n_stats = ops->get_sset_count(dev, ETH_SS_STATS); |
ff03d49f JG |
1297 | if (n_stats < 0) |
1298 | return n_stats; | |
1299 | WARN_ON(n_stats == 0); | |
1300 | ||
1da177e4 LT |
1301 | if (copy_from_user(&stats, useraddr, sizeof(stats))) |
1302 | return -EFAULT; | |
1303 | ||
ff03d49f JG |
1304 | stats.n_stats = n_stats; |
1305 | data = kmalloc(n_stats * sizeof(u64), GFP_USER); | |
1da177e4 LT |
1306 | if (!data) |
1307 | return -ENOMEM; | |
1308 | ||
1309 | ops->get_ethtool_stats(dev, &stats, data); | |
1310 | ||
1311 | ret = -EFAULT; | |
1312 | if (copy_to_user(useraddr, &stats, sizeof(stats))) | |
1313 | goto out; | |
1314 | useraddr += sizeof(stats); | |
1315 | if (copy_to_user(useraddr, data, stats.n_stats * sizeof(u64))) | |
1316 | goto out; | |
1317 | ret = 0; | |
1318 | ||
1319 | out: | |
1320 | kfree(data); | |
1321 | return ret; | |
1322 | } | |
1323 | ||
0bf0519d | 1324 | static int ethtool_get_perm_addr(struct net_device *dev, void __user *useraddr) |
a6f9a705 JW |
1325 | { |
1326 | struct ethtool_perm_addr epaddr; | |
a6f9a705 | 1327 | |
313674af | 1328 | if (copy_from_user(&epaddr, useraddr, sizeof(epaddr))) |
a6f9a705 JW |
1329 | return -EFAULT; |
1330 | ||
313674af MW |
1331 | if (epaddr.size < dev->addr_len) |
1332 | return -ETOOSMALL; | |
1333 | epaddr.size = dev->addr_len; | |
a6f9a705 | 1334 | |
a6f9a705 | 1335 | if (copy_to_user(useraddr, &epaddr, sizeof(epaddr))) |
313674af | 1336 | return -EFAULT; |
a6f9a705 | 1337 | useraddr += sizeof(epaddr); |
313674af MW |
1338 | if (copy_to_user(useraddr, dev->perm_addr, epaddr.size)) |
1339 | return -EFAULT; | |
1340 | return 0; | |
a6f9a705 JW |
1341 | } |
1342 | ||
13c99b24 JG |
1343 | static int ethtool_get_value(struct net_device *dev, char __user *useraddr, |
1344 | u32 cmd, u32 (*actor)(struct net_device *)) | |
3ae7c0b2 | 1345 | { |
8e557421 | 1346 | struct ethtool_value edata = { .cmd = cmd }; |
3ae7c0b2 | 1347 | |
13c99b24 | 1348 | if (!actor) |
3ae7c0b2 JG |
1349 | return -EOPNOTSUPP; |
1350 | ||
13c99b24 | 1351 | edata.data = actor(dev); |
3ae7c0b2 JG |
1352 | |
1353 | if (copy_to_user(useraddr, &edata, sizeof(edata))) | |
1354 | return -EFAULT; | |
1355 | return 0; | |
1356 | } | |
1357 | ||
13c99b24 JG |
1358 | static int ethtool_set_value_void(struct net_device *dev, char __user *useraddr, |
1359 | void (*actor)(struct net_device *, u32)) | |
3ae7c0b2 JG |
1360 | { |
1361 | struct ethtool_value edata; | |
1362 | ||
13c99b24 | 1363 | if (!actor) |
3ae7c0b2 JG |
1364 | return -EOPNOTSUPP; |
1365 | ||
1366 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1367 | return -EFAULT; | |
1368 | ||
13c99b24 | 1369 | actor(dev, edata.data); |
339bf024 JG |
1370 | return 0; |
1371 | } | |
1372 | ||
13c99b24 JG |
1373 | static int ethtool_set_value(struct net_device *dev, char __user *useraddr, |
1374 | int (*actor)(struct net_device *, u32)) | |
339bf024 JG |
1375 | { |
1376 | struct ethtool_value edata; | |
1377 | ||
13c99b24 | 1378 | if (!actor) |
339bf024 JG |
1379 | return -EOPNOTSUPP; |
1380 | ||
1381 | if (copy_from_user(&edata, useraddr, sizeof(edata))) | |
1382 | return -EFAULT; | |
1383 | ||
13c99b24 | 1384 | return actor(dev, edata.data); |
339bf024 JG |
1385 | } |
1386 | ||
97f8aefb | 1387 | static noinline_for_stack int ethtool_flash_device(struct net_device *dev, |
1388 | char __user *useraddr) | |
05c6a8d7 AK |
1389 | { |
1390 | struct ethtool_flash efl; | |
1391 | ||
1392 | if (copy_from_user(&efl, useraddr, sizeof(efl))) | |
1393 | return -EFAULT; | |
1394 | ||
1395 | if (!dev->ethtool_ops->flash_device) | |
1396 | return -EOPNOTSUPP; | |
1397 | ||
1398 | return dev->ethtool_ops->flash_device(dev, &efl); | |
1399 | } | |
1400 | ||
1da177e4 LT |
1401 | /* The main entry point in this file. Called from net/core/dev.c */ |
1402 | ||
881d966b | 1403 | int dev_ethtool(struct net *net, struct ifreq *ifr) |
1da177e4 | 1404 | { |
881d966b | 1405 | struct net_device *dev = __dev_get_by_name(net, ifr->ifr_name); |
1da177e4 LT |
1406 | void __user *useraddr = ifr->ifr_data; |
1407 | u32 ethcmd; | |
1408 | int rc; | |
81e81575 | 1409 | unsigned long old_features; |
1da177e4 | 1410 | |
1da177e4 LT |
1411 | if (!dev || !netif_device_present(dev)) |
1412 | return -ENODEV; | |
1413 | ||
97f8aefb | 1414 | if (copy_from_user(ðcmd, useraddr, sizeof(ethcmd))) |
1da177e4 LT |
1415 | return -EFAULT; |
1416 | ||
01414802 BH |
1417 | if (!dev->ethtool_ops) { |
1418 | /* ETHTOOL_GDRVINFO does not require any driver support. | |
1419 | * It is also unprivileged and does not change anything, | |
1420 | * so we can take a shortcut to it. */ | |
1421 | if (ethcmd == ETHTOOL_GDRVINFO) | |
1422 | return ethtool_get_drvinfo(dev, useraddr); | |
1423 | else | |
1424 | return -EOPNOTSUPP; | |
1425 | } | |
1426 | ||
75f3123c | 1427 | /* Allow some commands to be done by anyone */ |
97f8aefb | 1428 | switch (ethcmd) { |
0fdc100b | 1429 | case ETHTOOL_GSET: |
75f3123c | 1430 | case ETHTOOL_GDRVINFO: |
75f3123c | 1431 | case ETHTOOL_GMSGLVL: |
75f3123c SH |
1432 | case ETHTOOL_GCOALESCE: |
1433 | case ETHTOOL_GRINGPARAM: | |
1434 | case ETHTOOL_GPAUSEPARAM: | |
1435 | case ETHTOOL_GRXCSUM: | |
1436 | case ETHTOOL_GTXCSUM: | |
1437 | case ETHTOOL_GSG: | |
1438 | case ETHTOOL_GSTRINGS: | |
75f3123c SH |
1439 | case ETHTOOL_GTSO: |
1440 | case ETHTOOL_GPERMADDR: | |
1441 | case ETHTOOL_GUFO: | |
1442 | case ETHTOOL_GGSO: | |
1cab819b | 1443 | case ETHTOOL_GGRO: |
339bf024 JG |
1444 | case ETHTOOL_GFLAGS: |
1445 | case ETHTOOL_GPFLAGS: | |
0853ad66 | 1446 | case ETHTOOL_GRXFH: |
59089d8d SB |
1447 | case ETHTOOL_GRXRINGS: |
1448 | case ETHTOOL_GRXCLSRLCNT: | |
1449 | case ETHTOOL_GRXCLSRULE: | |
1450 | case ETHTOOL_GRXCLSRLALL: | |
75f3123c SH |
1451 | break; |
1452 | default: | |
1453 | if (!capable(CAP_NET_ADMIN)) | |
1454 | return -EPERM; | |
1455 | } | |
1456 | ||
97f8aefb | 1457 | if (dev->ethtool_ops->begin) { |
1458 | rc = dev->ethtool_ops->begin(dev); | |
1459 | if (rc < 0) | |
1da177e4 | 1460 | return rc; |
97f8aefb | 1461 | } |
d8a33ac4 SH |
1462 | old_features = dev->features; |
1463 | ||
1da177e4 LT |
1464 | switch (ethcmd) { |
1465 | case ETHTOOL_GSET: | |
1466 | rc = ethtool_get_settings(dev, useraddr); | |
1467 | break; | |
1468 | case ETHTOOL_SSET: | |
1469 | rc = ethtool_set_settings(dev, useraddr); | |
1470 | break; | |
1471 | case ETHTOOL_GDRVINFO: | |
1472 | rc = ethtool_get_drvinfo(dev, useraddr); | |
1da177e4 LT |
1473 | break; |
1474 | case ETHTOOL_GREGS: | |
1475 | rc = ethtool_get_regs(dev, useraddr); | |
1476 | break; | |
1477 | case ETHTOOL_GWOL: | |
1478 | rc = ethtool_get_wol(dev, useraddr); | |
1479 | break; | |
1480 | case ETHTOOL_SWOL: | |
1481 | rc = ethtool_set_wol(dev, useraddr); | |
1482 | break; | |
1483 | case ETHTOOL_GMSGLVL: | |
13c99b24 JG |
1484 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1485 | dev->ethtool_ops->get_msglevel); | |
1da177e4 LT |
1486 | break; |
1487 | case ETHTOOL_SMSGLVL: | |
13c99b24 JG |
1488 | rc = ethtool_set_value_void(dev, useraddr, |
1489 | dev->ethtool_ops->set_msglevel); | |
1da177e4 LT |
1490 | break; |
1491 | case ETHTOOL_NWAY_RST: | |
1492 | rc = ethtool_nway_reset(dev); | |
1493 | break; | |
1494 | case ETHTOOL_GLINK: | |
13c99b24 JG |
1495 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1496 | dev->ethtool_ops->get_link); | |
1da177e4 LT |
1497 | break; |
1498 | case ETHTOOL_GEEPROM: | |
1499 | rc = ethtool_get_eeprom(dev, useraddr); | |
1500 | break; | |
1501 | case ETHTOOL_SEEPROM: | |
1502 | rc = ethtool_set_eeprom(dev, useraddr); | |
1503 | break; | |
1504 | case ETHTOOL_GCOALESCE: | |
1505 | rc = ethtool_get_coalesce(dev, useraddr); | |
1506 | break; | |
1507 | case ETHTOOL_SCOALESCE: | |
1508 | rc = ethtool_set_coalesce(dev, useraddr); | |
1509 | break; | |
1510 | case ETHTOOL_GRINGPARAM: | |
1511 | rc = ethtool_get_ringparam(dev, useraddr); | |
1512 | break; | |
1513 | case ETHTOOL_SRINGPARAM: | |
1514 | rc = ethtool_set_ringparam(dev, useraddr); | |
1515 | break; | |
1516 | case ETHTOOL_GPAUSEPARAM: | |
1517 | rc = ethtool_get_pauseparam(dev, useraddr); | |
1518 | break; | |
1519 | case ETHTOOL_SPAUSEPARAM: | |
1520 | rc = ethtool_set_pauseparam(dev, useraddr); | |
1521 | break; | |
1522 | case ETHTOOL_GRXCSUM: | |
13c99b24 | 1523 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1896e61f SS |
1524 | (dev->ethtool_ops->get_rx_csum ? |
1525 | dev->ethtool_ops->get_rx_csum : | |
1526 | ethtool_op_get_rx_csum)); | |
1da177e4 LT |
1527 | break; |
1528 | case ETHTOOL_SRXCSUM: | |
b240a0e5 | 1529 | rc = ethtool_set_rx_csum(dev, useraddr); |
1da177e4 LT |
1530 | break; |
1531 | case ETHTOOL_GTXCSUM: | |
13c99b24 | 1532 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1533 | (dev->ethtool_ops->get_tx_csum ? |
1534 | dev->ethtool_ops->get_tx_csum : | |
1535 | ethtool_op_get_tx_csum)); | |
1da177e4 LT |
1536 | break; |
1537 | case ETHTOOL_STXCSUM: | |
1538 | rc = ethtool_set_tx_csum(dev, useraddr); | |
1539 | break; | |
1540 | case ETHTOOL_GSG: | |
13c99b24 | 1541 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1542 | (dev->ethtool_ops->get_sg ? |
1543 | dev->ethtool_ops->get_sg : | |
1544 | ethtool_op_get_sg)); | |
1da177e4 LT |
1545 | break; |
1546 | case ETHTOOL_SSG: | |
1547 | rc = ethtool_set_sg(dev, useraddr); | |
1548 | break; | |
1549 | case ETHTOOL_GTSO: | |
13c99b24 | 1550 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1551 | (dev->ethtool_ops->get_tso ? |
1552 | dev->ethtool_ops->get_tso : | |
1553 | ethtool_op_get_tso)); | |
1da177e4 LT |
1554 | break; |
1555 | case ETHTOOL_STSO: | |
1556 | rc = ethtool_set_tso(dev, useraddr); | |
1557 | break; | |
1558 | case ETHTOOL_TEST: | |
1559 | rc = ethtool_self_test(dev, useraddr); | |
1560 | break; | |
1561 | case ETHTOOL_GSTRINGS: | |
1562 | rc = ethtool_get_strings(dev, useraddr); | |
1563 | break; | |
1564 | case ETHTOOL_PHYS_ID: | |
1565 | rc = ethtool_phys_id(dev, useraddr); | |
1566 | break; | |
1567 | case ETHTOOL_GSTATS: | |
1568 | rc = ethtool_get_stats(dev, useraddr); | |
1569 | break; | |
a6f9a705 JW |
1570 | case ETHTOOL_GPERMADDR: |
1571 | rc = ethtool_get_perm_addr(dev, useraddr); | |
1572 | break; | |
e89e9cf5 | 1573 | case ETHTOOL_GUFO: |
13c99b24 | 1574 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
88d3aafd JG |
1575 | (dev->ethtool_ops->get_ufo ? |
1576 | dev->ethtool_ops->get_ufo : | |
1577 | ethtool_op_get_ufo)); | |
e89e9cf5 AR |
1578 | break; |
1579 | case ETHTOOL_SUFO: | |
1580 | rc = ethtool_set_ufo(dev, useraddr); | |
1581 | break; | |
37c3185a HX |
1582 | case ETHTOOL_GGSO: |
1583 | rc = ethtool_get_gso(dev, useraddr); | |
1584 | break; | |
1585 | case ETHTOOL_SGSO: | |
1586 | rc = ethtool_set_gso(dev, useraddr); | |
1587 | break; | |
3ae7c0b2 | 1588 | case ETHTOOL_GFLAGS: |
13c99b24 | 1589 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1896e61f SS |
1590 | (dev->ethtool_ops->get_flags ? |
1591 | dev->ethtool_ops->get_flags : | |
1592 | ethtool_op_get_flags)); | |
3ae7c0b2 JG |
1593 | break; |
1594 | case ETHTOOL_SFLAGS: | |
13c99b24 JG |
1595 | rc = ethtool_set_value(dev, useraddr, |
1596 | dev->ethtool_ops->set_flags); | |
3ae7c0b2 | 1597 | break; |
339bf024 | 1598 | case ETHTOOL_GPFLAGS: |
13c99b24 JG |
1599 | rc = ethtool_get_value(dev, useraddr, ethcmd, |
1600 | dev->ethtool_ops->get_priv_flags); | |
339bf024 JG |
1601 | break; |
1602 | case ETHTOOL_SPFLAGS: | |
13c99b24 JG |
1603 | rc = ethtool_set_value(dev, useraddr, |
1604 | dev->ethtool_ops->set_priv_flags); | |
339bf024 | 1605 | break; |
0853ad66 | 1606 | case ETHTOOL_GRXFH: |
59089d8d SB |
1607 | case ETHTOOL_GRXRINGS: |
1608 | case ETHTOOL_GRXCLSRLCNT: | |
1609 | case ETHTOOL_GRXCLSRULE: | |
1610 | case ETHTOOL_GRXCLSRLALL: | |
bf988435 | 1611 | rc = ethtool_get_rxnfc(dev, ethcmd, useraddr); |
0853ad66 SB |
1612 | break; |
1613 | case ETHTOOL_SRXFH: | |
59089d8d SB |
1614 | case ETHTOOL_SRXCLSRLDEL: |
1615 | case ETHTOOL_SRXCLSRLINS: | |
bf988435 | 1616 | rc = ethtool_set_rxnfc(dev, ethcmd, useraddr); |
0853ad66 | 1617 | break; |
b240a0e5 HX |
1618 | case ETHTOOL_GGRO: |
1619 | rc = ethtool_get_gro(dev, useraddr); | |
1620 | break; | |
1621 | case ETHTOOL_SGRO: | |
1622 | rc = ethtool_set_gro(dev, useraddr); | |
1623 | break; | |
05c6a8d7 AK |
1624 | case ETHTOOL_FLASHDEV: |
1625 | rc = ethtool_flash_device(dev, useraddr); | |
1626 | break; | |
d73d3a8c BH |
1627 | case ETHTOOL_RESET: |
1628 | rc = ethtool_reset(dev, useraddr); | |
1629 | break; | |
15682bc4 PWJ |
1630 | case ETHTOOL_SRXNTUPLE: |
1631 | rc = ethtool_set_rx_ntuple(dev, useraddr); | |
1632 | break; | |
1633 | case ETHTOOL_GRXNTUPLE: | |
1634 | rc = ethtool_get_rx_ntuple(dev, useraddr); | |
1635 | break; | |
723b2f57 JG |
1636 | case ETHTOOL_GSSET_INFO: |
1637 | rc = ethtool_get_sset_info(dev, useraddr); | |
1638 | break; | |
a5b6ee29 BH |
1639 | case ETHTOOL_GRXFHINDIR: |
1640 | rc = ethtool_get_rxfh_indir(dev, useraddr); | |
1641 | break; | |
1642 | case ETHTOOL_SRXFHINDIR: | |
1643 | rc = ethtool_set_rxfh_indir(dev, useraddr); | |
1644 | break; | |
1da177e4 | 1645 | default: |
61a44b9c | 1646 | rc = -EOPNOTSUPP; |
1da177e4 | 1647 | } |
4ec93edb | 1648 | |
e71a4783 | 1649 | if (dev->ethtool_ops->complete) |
1da177e4 | 1650 | dev->ethtool_ops->complete(dev); |
d8a33ac4 SH |
1651 | |
1652 | if (old_features != dev->features) | |
1653 | netdev_features_change(dev); | |
1654 | ||
1da177e4 | 1655 | return rc; |
1da177e4 | 1656 | } |