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Commit | Line | Data |
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4a71df50 | 1 | /* |
4a71df50 FB |
2 | * Copyright IBM Corp. 2007 |
3 | * Author(s): Utz Bacher <utz.bacher@de.ibm.com>, | |
4 | * Frank Pavlic <fpavlic@de.ibm.com>, | |
5 | * Thomas Spatzier <tspat@de.ibm.com>, | |
6 | * Frank Blaschka <frank.blaschka@de.ibm.com> | |
7 | */ | |
8 | ||
5a0e3ad6 | 9 | #include <linux/slab.h> |
b3332930 | 10 | #include <asm/ebcdic.h> |
5f78e29c | 11 | #include <linux/hashtable.h> |
4a71df50 FB |
12 | #include "qeth_l3.h" |
13 | ||
14 | #define QETH_DEVICE_ATTR(_id, _name, _mode, _show, _store) \ | |
15 | struct device_attribute dev_attr_##_id = __ATTR(_name, _mode, _show, _store) | |
16 | ||
4a71df50 FB |
17 | static ssize_t qeth_l3_dev_route_show(struct qeth_card *card, |
18 | struct qeth_routing_info *route, char *buf) | |
19 | { | |
20 | switch (route->type) { | |
21 | case PRIMARY_ROUTER: | |
22 | return sprintf(buf, "%s\n", "primary router"); | |
23 | case SECONDARY_ROUTER: | |
24 | return sprintf(buf, "%s\n", "secondary router"); | |
25 | case MULTICAST_ROUTER: | |
26 | if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO) | |
27 | return sprintf(buf, "%s\n", "multicast router+"); | |
28 | else | |
29 | return sprintf(buf, "%s\n", "multicast router"); | |
30 | case PRIMARY_CONNECTOR: | |
31 | if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO) | |
32 | return sprintf(buf, "%s\n", "primary connector+"); | |
33 | else | |
34 | return sprintf(buf, "%s\n", "primary connector"); | |
35 | case SECONDARY_CONNECTOR: | |
36 | if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO) | |
37 | return sprintf(buf, "%s\n", "secondary connector+"); | |
38 | else | |
39 | return sprintf(buf, "%s\n", "secondary connector"); | |
40 | default: | |
41 | return sprintf(buf, "%s\n", "no"); | |
42 | } | |
43 | } | |
44 | ||
45 | static ssize_t qeth_l3_dev_route4_show(struct device *dev, | |
46 | struct device_attribute *attr, char *buf) | |
47 | { | |
48 | struct qeth_card *card = dev_get_drvdata(dev); | |
49 | ||
50 | if (!card) | |
51 | return -EINVAL; | |
52 | ||
53 | return qeth_l3_dev_route_show(card, &card->options.route4, buf); | |
54 | } | |
55 | ||
56 | static ssize_t qeth_l3_dev_route_store(struct qeth_card *card, | |
57 | struct qeth_routing_info *route, enum qeth_prot_versions prot, | |
58 | const char *buf, size_t count) | |
59 | { | |
60 | enum qeth_routing_types old_route_type = route->type; | |
c4949f07 | 61 | int rc = 0; |
4a71df50 | 62 | |
c4949f07 | 63 | mutex_lock(&card->conf_mutex); |
7e846d6b | 64 | if (sysfs_streq(buf, "no_router")) { |
4a71df50 | 65 | route->type = NO_ROUTER; |
7e846d6b | 66 | } else if (sysfs_streq(buf, "primary_connector")) { |
4a71df50 | 67 | route->type = PRIMARY_CONNECTOR; |
7e846d6b | 68 | } else if (sysfs_streq(buf, "secondary_connector")) { |
4a71df50 | 69 | route->type = SECONDARY_CONNECTOR; |
7e846d6b | 70 | } else if (sysfs_streq(buf, "primary_router")) { |
4a71df50 | 71 | route->type = PRIMARY_ROUTER; |
7e846d6b | 72 | } else if (sysfs_streq(buf, "secondary_router")) { |
4a71df50 | 73 | route->type = SECONDARY_ROUTER; |
7e846d6b | 74 | } else if (sysfs_streq(buf, "multicast_router")) { |
4a71df50 FB |
75 | route->type = MULTICAST_ROUTER; |
76 | } else { | |
c4949f07 FB |
77 | rc = -EINVAL; |
78 | goto out; | |
4a71df50 | 79 | } |
c3521254 | 80 | if (qeth_card_hw_is_reachable(card) && |
4a71df50 FB |
81 | (old_route_type != route->type)) { |
82 | if (prot == QETH_PROT_IPV4) | |
83 | rc = qeth_l3_setrouting_v4(card); | |
84 | else if (prot == QETH_PROT_IPV6) | |
85 | rc = qeth_l3_setrouting_v6(card); | |
86 | } | |
c4949f07 | 87 | out: |
82e2e782 SR |
88 | if (rc) |
89 | route->type = old_route_type; | |
c4949f07 FB |
90 | mutex_unlock(&card->conf_mutex); |
91 | return rc ? rc : count; | |
4a71df50 FB |
92 | } |
93 | ||
94 | static ssize_t qeth_l3_dev_route4_store(struct device *dev, | |
95 | struct device_attribute *attr, const char *buf, size_t count) | |
96 | { | |
97 | struct qeth_card *card = dev_get_drvdata(dev); | |
98 | ||
99 | if (!card) | |
100 | return -EINVAL; | |
101 | ||
102 | return qeth_l3_dev_route_store(card, &card->options.route4, | |
103 | QETH_PROT_IPV4, buf, count); | |
104 | } | |
105 | ||
106 | static DEVICE_ATTR(route4, 0644, qeth_l3_dev_route4_show, | |
107 | qeth_l3_dev_route4_store); | |
108 | ||
109 | static ssize_t qeth_l3_dev_route6_show(struct device *dev, | |
110 | struct device_attribute *attr, char *buf) | |
111 | { | |
112 | struct qeth_card *card = dev_get_drvdata(dev); | |
113 | ||
114 | if (!card) | |
115 | return -EINVAL; | |
116 | ||
4a71df50 FB |
117 | return qeth_l3_dev_route_show(card, &card->options.route6, buf); |
118 | } | |
119 | ||
120 | static ssize_t qeth_l3_dev_route6_store(struct device *dev, | |
121 | struct device_attribute *attr, const char *buf, size_t count) | |
122 | { | |
123 | struct qeth_card *card = dev_get_drvdata(dev); | |
124 | ||
125 | if (!card) | |
126 | return -EINVAL; | |
127 | ||
4a71df50 FB |
128 | return qeth_l3_dev_route_store(card, &card->options.route6, |
129 | QETH_PROT_IPV6, buf, count); | |
130 | } | |
131 | ||
132 | static DEVICE_ATTR(route6, 0644, qeth_l3_dev_route6_show, | |
133 | qeth_l3_dev_route6_store); | |
134 | ||
135 | static ssize_t qeth_l3_dev_fake_broadcast_show(struct device *dev, | |
136 | struct device_attribute *attr, char *buf) | |
137 | { | |
138 | struct qeth_card *card = dev_get_drvdata(dev); | |
139 | ||
140 | if (!card) | |
141 | return -EINVAL; | |
142 | ||
143 | return sprintf(buf, "%i\n", card->options.fake_broadcast? 1:0); | |
144 | } | |
145 | ||
146 | static ssize_t qeth_l3_dev_fake_broadcast_store(struct device *dev, | |
147 | struct device_attribute *attr, const char *buf, size_t count) | |
148 | { | |
149 | struct qeth_card *card = dev_get_drvdata(dev); | |
150 | char *tmp; | |
c4949f07 | 151 | int i, rc = 0; |
4a71df50 FB |
152 | |
153 | if (!card) | |
154 | return -EINVAL; | |
155 | ||
c4949f07 | 156 | mutex_lock(&card->conf_mutex); |
4a71df50 | 157 | if ((card->state != CARD_STATE_DOWN) && |
c4949f07 FB |
158 | (card->state != CARD_STATE_RECOVER)) { |
159 | rc = -EPERM; | |
160 | goto out; | |
161 | } | |
4a71df50 FB |
162 | |
163 | i = simple_strtoul(buf, &tmp, 16); | |
164 | if ((i == 0) || (i == 1)) | |
165 | card->options.fake_broadcast = i; | |
c4949f07 FB |
166 | else |
167 | rc = -EINVAL; | |
168 | out: | |
169 | mutex_unlock(&card->conf_mutex); | |
170 | return rc ? rc : count; | |
4a71df50 FB |
171 | } |
172 | ||
173 | static DEVICE_ATTR(fake_broadcast, 0644, qeth_l3_dev_fake_broadcast_show, | |
174 | qeth_l3_dev_fake_broadcast_store); | |
175 | ||
76b11f8e UB |
176 | static ssize_t qeth_l3_dev_sniffer_show(struct device *dev, |
177 | struct device_attribute *attr, char *buf) | |
178 | { | |
179 | struct qeth_card *card = dev_get_drvdata(dev); | |
180 | ||
181 | if (!card) | |
182 | return -EINVAL; | |
183 | ||
184 | return sprintf(buf, "%i\n", card->options.sniffer ? 1 : 0); | |
185 | } | |
186 | ||
187 | static ssize_t qeth_l3_dev_sniffer_store(struct device *dev, | |
188 | struct device_attribute *attr, const char *buf, size_t count) | |
189 | { | |
190 | struct qeth_card *card = dev_get_drvdata(dev); | |
c4949f07 | 191 | int rc = 0; |
76b11f8e UB |
192 | unsigned long i; |
193 | ||
194 | if (!card) | |
195 | return -EINVAL; | |
196 | ||
197 | if (card->info.type != QETH_CARD_TYPE_IQD) | |
198 | return -EPERM; | |
b3332930 FB |
199 | if (card->options.cq == QETH_CQ_ENABLED) |
200 | return -EPERM; | |
76b11f8e | 201 | |
c4949f07 | 202 | mutex_lock(&card->conf_mutex); |
76b11f8e | 203 | if ((card->state != CARD_STATE_DOWN) && |
c4949f07 FB |
204 | (card->state != CARD_STATE_RECOVER)) { |
205 | rc = -EPERM; | |
206 | goto out; | |
207 | } | |
76b11f8e | 208 | |
0178722b | 209 | rc = kstrtoul(buf, 16, &i); |
c4949f07 FB |
210 | if (rc) { |
211 | rc = -EINVAL; | |
212 | goto out; | |
213 | } | |
76b11f8e UB |
214 | switch (i) { |
215 | case 0: | |
216 | card->options.sniffer = i; | |
217 | break; | |
218 | case 1: | |
c4949f07 | 219 | qdio_get_ssqd_desc(CARD_DDEV(card), &card->ssqd); |
76b11f8e UB |
220 | if (card->ssqd.qdioac2 & QETH_SNIFF_AVAIL) { |
221 | card->options.sniffer = i; | |
222 | if (card->qdio.init_pool.buf_count != | |
223 | QETH_IN_BUF_COUNT_MAX) | |
224 | qeth_realloc_buffer_pool(card, | |
225 | QETH_IN_BUF_COUNT_MAX); | |
76b11f8e | 226 | } else |
c4949f07 | 227 | rc = -EPERM; |
6cc31d09 UB |
228 | break; |
229 | default: | |
c4949f07 | 230 | rc = -EINVAL; |
76b11f8e | 231 | } |
c4949f07 FB |
232 | out: |
233 | mutex_unlock(&card->conf_mutex); | |
234 | return rc ? rc : count; | |
76b11f8e UB |
235 | } |
236 | ||
237 | static DEVICE_ATTR(sniffer, 0644, qeth_l3_dev_sniffer_show, | |
238 | qeth_l3_dev_sniffer_store); | |
239 | ||
b3332930 FB |
240 | |
241 | static ssize_t qeth_l3_dev_hsuid_show(struct device *dev, | |
242 | struct device_attribute *attr, char *buf) | |
243 | { | |
244 | struct qeth_card *card = dev_get_drvdata(dev); | |
245 | char tmp_hsuid[9]; | |
246 | ||
247 | if (!card) | |
248 | return -EINVAL; | |
249 | ||
250 | if (card->info.type != QETH_CARD_TYPE_IQD) | |
251 | return -EPERM; | |
252 | ||
253 | if (card->state == CARD_STATE_DOWN) | |
254 | return -EPERM; | |
255 | ||
256 | memcpy(tmp_hsuid, card->options.hsuid, sizeof(tmp_hsuid)); | |
257 | EBCASC(tmp_hsuid, 8); | |
258 | return sprintf(buf, "%s\n", tmp_hsuid); | |
259 | } | |
260 | ||
261 | static ssize_t qeth_l3_dev_hsuid_store(struct device *dev, | |
262 | struct device_attribute *attr, const char *buf, size_t count) | |
263 | { | |
264 | struct qeth_card *card = dev_get_drvdata(dev); | |
265 | struct qeth_ipaddr *addr; | |
266 | char *tmp; | |
267 | int i; | |
268 | ||
269 | if (!card) | |
270 | return -EINVAL; | |
271 | ||
272 | if (card->info.type != QETH_CARD_TYPE_IQD) | |
273 | return -EPERM; | |
274 | if (card->state != CARD_STATE_DOWN && | |
275 | card->state != CARD_STATE_RECOVER) | |
276 | return -EPERM; | |
277 | if (card->options.sniffer) | |
278 | return -EPERM; | |
279 | if (card->options.cq == QETH_CQ_NOTAVAILABLE) | |
280 | return -EPERM; | |
281 | ||
282 | tmp = strsep((char **)&buf, "\n"); | |
283 | if (strlen(tmp) > 8) | |
284 | return -EINVAL; | |
285 | ||
286 | if (card->options.hsuid[0]) { | |
287 | /* delete old ip address */ | |
288 | addr = qeth_l3_get_addr_buffer(QETH_PROT_IPV6); | |
5f78e29c | 289 | if (!addr) |
b3332930 | 290 | return -ENOMEM; |
5f78e29c LD |
291 | |
292 | addr->u.a6.addr.s6_addr32[0] = 0xfe800000; | |
293 | addr->u.a6.addr.s6_addr32[1] = 0x00000000; | |
294 | for (i = 8; i < 16; i++) | |
295 | addr->u.a6.addr.s6_addr[i] = | |
296 | card->options.hsuid[i - 8]; | |
297 | addr->u.a6.pfxlen = 0; | |
298 | addr->type = QETH_IP_TYPE_NORMAL; | |
299 | ||
016930b8 | 300 | spin_lock_bh(&card->ip_lock); |
5f78e29c | 301 | qeth_l3_delete_ip(card, addr); |
016930b8 | 302 | spin_unlock_bh(&card->ip_lock); |
5f78e29c | 303 | kfree(addr); |
b3332930 FB |
304 | } |
305 | ||
306 | if (strlen(tmp) == 0) { | |
307 | /* delete ip address only */ | |
308 | card->options.hsuid[0] = '\0'; | |
309 | if (card->dev) | |
310 | memcpy(card->dev->perm_addr, card->options.hsuid, 9); | |
311 | qeth_configure_cq(card, QETH_CQ_DISABLED); | |
312 | return count; | |
313 | } | |
314 | ||
315 | if (qeth_configure_cq(card, QETH_CQ_ENABLED)) | |
316 | return -EPERM; | |
317 | ||
096a8aac KC |
318 | snprintf(card->options.hsuid, sizeof(card->options.hsuid), |
319 | "%-8s", tmp); | |
b3332930 FB |
320 | ASCEBC(card->options.hsuid, 8); |
321 | if (card->dev) | |
322 | memcpy(card->dev->perm_addr, card->options.hsuid, 9); | |
323 | ||
324 | addr = qeth_l3_get_addr_buffer(QETH_PROT_IPV6); | |
325 | if (addr != NULL) { | |
326 | addr->u.a6.addr.s6_addr32[0] = 0xfe800000; | |
327 | addr->u.a6.addr.s6_addr32[1] = 0x00000000; | |
328 | for (i = 8; i < 16; i++) | |
329 | addr->u.a6.addr.s6_addr[i] = card->options.hsuid[i - 8]; | |
330 | addr->u.a6.pfxlen = 0; | |
331 | addr->type = QETH_IP_TYPE_NORMAL; | |
332 | } else | |
333 | return -ENOMEM; | |
016930b8 UB |
334 | |
335 | spin_lock_bh(&card->ip_lock); | |
5f78e29c | 336 | qeth_l3_add_ip(card, addr); |
016930b8 | 337 | spin_unlock_bh(&card->ip_lock); |
5f78e29c | 338 | kfree(addr); |
b3332930 FB |
339 | |
340 | return count; | |
341 | } | |
342 | ||
343 | static DEVICE_ATTR(hsuid, 0644, qeth_l3_dev_hsuid_show, | |
344 | qeth_l3_dev_hsuid_store); | |
345 | ||
346 | ||
4a71df50 FB |
347 | static struct attribute *qeth_l3_device_attrs[] = { |
348 | &dev_attr_route4.attr, | |
349 | &dev_attr_route6.attr, | |
350 | &dev_attr_fake_broadcast.attr, | |
76b11f8e | 351 | &dev_attr_sniffer.attr, |
b3332930 | 352 | &dev_attr_hsuid.attr, |
4a71df50 FB |
353 | NULL, |
354 | }; | |
355 | ||
356 | static struct attribute_group qeth_l3_device_attr_group = { | |
357 | .attrs = qeth_l3_device_attrs, | |
358 | }; | |
359 | ||
360 | static ssize_t qeth_l3_dev_ipato_enable_show(struct device *dev, | |
361 | struct device_attribute *attr, char *buf) | |
362 | { | |
363 | struct qeth_card *card = dev_get_drvdata(dev); | |
364 | ||
365 | if (!card) | |
366 | return -EINVAL; | |
367 | ||
368 | return sprintf(buf, "%i\n", card->ipato.enabled? 1:0); | |
369 | } | |
370 | ||
371 | static ssize_t qeth_l3_dev_ipato_enable_store(struct device *dev, | |
372 | struct device_attribute *attr, const char *buf, size_t count) | |
373 | { | |
374 | struct qeth_card *card = dev_get_drvdata(dev); | |
5f78e29c LD |
375 | struct qeth_ipaddr *addr; |
376 | int i, rc = 0; | |
4a71df50 FB |
377 | |
378 | if (!card) | |
379 | return -EINVAL; | |
380 | ||
c4949f07 | 381 | mutex_lock(&card->conf_mutex); |
4a71df50 | 382 | if ((card->state != CARD_STATE_DOWN) && |
c4949f07 FB |
383 | (card->state != CARD_STATE_RECOVER)) { |
384 | rc = -EPERM; | |
385 | goto out; | |
386 | } | |
4a71df50 | 387 | |
7e846d6b | 388 | if (sysfs_streq(buf, "toggle")) { |
4a71df50 | 389 | card->ipato.enabled = (card->ipato.enabled)? 0 : 1; |
7e846d6b | 390 | } else if (sysfs_streq(buf, "1")) { |
4a71df50 | 391 | card->ipato.enabled = 1; |
5f78e29c LD |
392 | hash_for_each(card->ip_htable, i, addr, hnode) { |
393 | if ((addr->type == QETH_IP_TYPE_NORMAL) && | |
394 | qeth_l3_is_addr_covered_by_ipato(card, addr)) | |
395 | addr->set_flags |= | |
6298263a | 396 | QETH_IPA_SETIP_TAKEOVER_FLAG; |
5f78e29c | 397 | } |
7e846d6b | 398 | } else if (sysfs_streq(buf, "0")) { |
4a71df50 | 399 | card->ipato.enabled = 0; |
5f78e29c LD |
400 | hash_for_each(card->ip_htable, i, addr, hnode) { |
401 | if (addr->set_flags & | |
402 | QETH_IPA_SETIP_TAKEOVER_FLAG) | |
403 | addr->set_flags &= | |
404 | ~QETH_IPA_SETIP_TAKEOVER_FLAG; | |
405 | } | |
c4949f07 FB |
406 | } else |
407 | rc = -EINVAL; | |
408 | out: | |
409 | mutex_unlock(&card->conf_mutex); | |
410 | return rc ? rc : count; | |
4a71df50 FB |
411 | } |
412 | ||
413 | static QETH_DEVICE_ATTR(ipato_enable, enable, 0644, | |
414 | qeth_l3_dev_ipato_enable_show, | |
415 | qeth_l3_dev_ipato_enable_store); | |
416 | ||
417 | static ssize_t qeth_l3_dev_ipato_invert4_show(struct device *dev, | |
418 | struct device_attribute *attr, char *buf) | |
419 | { | |
420 | struct qeth_card *card = dev_get_drvdata(dev); | |
421 | ||
422 | if (!card) | |
423 | return -EINVAL; | |
424 | ||
425 | return sprintf(buf, "%i\n", card->ipato.invert4? 1:0); | |
426 | } | |
427 | ||
428 | static ssize_t qeth_l3_dev_ipato_invert4_store(struct device *dev, | |
429 | struct device_attribute *attr, | |
430 | const char *buf, size_t count) | |
431 | { | |
432 | struct qeth_card *card = dev_get_drvdata(dev); | |
c4949f07 | 433 | int rc = 0; |
4a71df50 FB |
434 | |
435 | if (!card) | |
436 | return -EINVAL; | |
437 | ||
c4949f07 | 438 | mutex_lock(&card->conf_mutex); |
7e846d6b | 439 | if (sysfs_streq(buf, "toggle")) |
4a71df50 | 440 | card->ipato.invert4 = (card->ipato.invert4)? 0 : 1; |
7e846d6b | 441 | else if (sysfs_streq(buf, "1")) |
4a71df50 | 442 | card->ipato.invert4 = 1; |
7e846d6b | 443 | else if (sysfs_streq(buf, "0")) |
4a71df50 | 444 | card->ipato.invert4 = 0; |
7e846d6b | 445 | else |
c4949f07 FB |
446 | rc = -EINVAL; |
447 | mutex_unlock(&card->conf_mutex); | |
448 | return rc ? rc : count; | |
4a71df50 FB |
449 | } |
450 | ||
451 | static QETH_DEVICE_ATTR(ipato_invert4, invert4, 0644, | |
452 | qeth_l3_dev_ipato_invert4_show, | |
453 | qeth_l3_dev_ipato_invert4_store); | |
454 | ||
455 | static ssize_t qeth_l3_dev_ipato_add_show(char *buf, struct qeth_card *card, | |
456 | enum qeth_prot_versions proto) | |
457 | { | |
458 | struct qeth_ipato_entry *ipatoe; | |
4a71df50 FB |
459 | char addr_str[40]; |
460 | int entry_len; /* length of 1 entry string, differs between v4 and v6 */ | |
461 | int i = 0; | |
462 | ||
463 | entry_len = (proto == QETH_PROT_IPV4)? 12 : 40; | |
464 | /* add strlen for "/<mask>\n" */ | |
465 | entry_len += (proto == QETH_PROT_IPV4)? 5 : 6; | |
5f78e29c | 466 | spin_lock_bh(&card->ip_lock); |
4a71df50 FB |
467 | list_for_each_entry(ipatoe, &card->ipato.entries, entry) { |
468 | if (ipatoe->proto != proto) | |
469 | continue; | |
470 | /* String must not be longer than PAGE_SIZE. So we check if | |
471 | * string length gets near PAGE_SIZE. Then we can savely display | |
472 | * the next IPv6 address (worst case, compared to IPv4) */ | |
473 | if ((PAGE_SIZE - i) <= entry_len) | |
474 | break; | |
475 | qeth_l3_ipaddr_to_string(proto, ipatoe->addr, addr_str); | |
476 | i += snprintf(buf + i, PAGE_SIZE - i, | |
477 | "%s/%i\n", addr_str, ipatoe->mask_bits); | |
478 | } | |
5f78e29c | 479 | spin_unlock_bh(&card->ip_lock); |
4a71df50 FB |
480 | i += snprintf(buf + i, PAGE_SIZE - i, "\n"); |
481 | ||
482 | return i; | |
483 | } | |
484 | ||
485 | static ssize_t qeth_l3_dev_ipato_add4_show(struct device *dev, | |
486 | struct device_attribute *attr, char *buf) | |
487 | { | |
488 | struct qeth_card *card = dev_get_drvdata(dev); | |
489 | ||
490 | if (!card) | |
491 | return -EINVAL; | |
492 | ||
493 | return qeth_l3_dev_ipato_add_show(buf, card, QETH_PROT_IPV4); | |
494 | } | |
495 | ||
496 | static int qeth_l3_parse_ipatoe(const char *buf, enum qeth_prot_versions proto, | |
497 | u8 *addr, int *mask_bits) | |
498 | { | |
499 | const char *start, *end; | |
500 | char *tmp; | |
501 | char buffer[40] = {0, }; | |
502 | ||
503 | start = buf; | |
504 | /* get address string */ | |
505 | end = strchr(start, '/'); | |
506 | if (!end || (end - start >= 40)) { | |
4a71df50 FB |
507 | return -EINVAL; |
508 | } | |
509 | strncpy(buffer, start, end - start); | |
510 | if (qeth_l3_string_to_ipaddr(buffer, proto, addr)) { | |
4a71df50 FB |
511 | return -EINVAL; |
512 | } | |
513 | start = end + 1; | |
514 | *mask_bits = simple_strtoul(start, &tmp, 10); | |
515 | if (!strlen(start) || | |
516 | (tmp == start) || | |
517 | (*mask_bits > ((proto == QETH_PROT_IPV4) ? 32 : 128))) { | |
4a71df50 FB |
518 | return -EINVAL; |
519 | } | |
520 | return 0; | |
521 | } | |
522 | ||
523 | static ssize_t qeth_l3_dev_ipato_add_store(const char *buf, size_t count, | |
524 | struct qeth_card *card, enum qeth_prot_versions proto) | |
525 | { | |
526 | struct qeth_ipato_entry *ipatoe; | |
527 | u8 addr[16]; | |
528 | int mask_bits; | |
c4949f07 | 529 | int rc = 0; |
4a71df50 | 530 | |
c4949f07 | 531 | mutex_lock(&card->conf_mutex); |
4a71df50 FB |
532 | rc = qeth_l3_parse_ipatoe(buf, proto, addr, &mask_bits); |
533 | if (rc) | |
c4949f07 | 534 | goto out; |
4a71df50 FB |
535 | |
536 | ipatoe = kzalloc(sizeof(struct qeth_ipato_entry), GFP_KERNEL); | |
537 | if (!ipatoe) { | |
c4949f07 FB |
538 | rc = -ENOMEM; |
539 | goto out; | |
4a71df50 FB |
540 | } |
541 | ipatoe->proto = proto; | |
542 | memcpy(ipatoe->addr, addr, (proto == QETH_PROT_IPV4)? 4:16); | |
543 | ipatoe->mask_bits = mask_bits; | |
544 | ||
545 | rc = qeth_l3_add_ipato_entry(card, ipatoe); | |
c4949f07 | 546 | if (rc) |
4a71df50 | 547 | kfree(ipatoe); |
c4949f07 FB |
548 | out: |
549 | mutex_unlock(&card->conf_mutex); | |
550 | return rc ? rc : count; | |
4a71df50 FB |
551 | } |
552 | ||
553 | static ssize_t qeth_l3_dev_ipato_add4_store(struct device *dev, | |
554 | struct device_attribute *attr, const char *buf, size_t count) | |
555 | { | |
556 | struct qeth_card *card = dev_get_drvdata(dev); | |
557 | ||
558 | if (!card) | |
559 | return -EINVAL; | |
560 | ||
561 | return qeth_l3_dev_ipato_add_store(buf, count, card, QETH_PROT_IPV4); | |
562 | } | |
563 | ||
564 | static QETH_DEVICE_ATTR(ipato_add4, add4, 0644, | |
565 | qeth_l3_dev_ipato_add4_show, | |
566 | qeth_l3_dev_ipato_add4_store); | |
567 | ||
568 | static ssize_t qeth_l3_dev_ipato_del_store(const char *buf, size_t count, | |
569 | struct qeth_card *card, enum qeth_prot_versions proto) | |
570 | { | |
571 | u8 addr[16]; | |
572 | int mask_bits; | |
c4949f07 | 573 | int rc = 0; |
4a71df50 | 574 | |
c4949f07 | 575 | mutex_lock(&card->conf_mutex); |
4a71df50 | 576 | rc = qeth_l3_parse_ipatoe(buf, proto, addr, &mask_bits); |
c4949f07 FB |
577 | if (!rc) |
578 | qeth_l3_del_ipato_entry(card, proto, addr, mask_bits); | |
579 | mutex_unlock(&card->conf_mutex); | |
580 | return rc ? rc : count; | |
4a71df50 FB |
581 | } |
582 | ||
583 | static ssize_t qeth_l3_dev_ipato_del4_store(struct device *dev, | |
584 | struct device_attribute *attr, const char *buf, size_t count) | |
585 | { | |
586 | struct qeth_card *card = dev_get_drvdata(dev); | |
587 | ||
588 | if (!card) | |
589 | return -EINVAL; | |
590 | ||
591 | return qeth_l3_dev_ipato_del_store(buf, count, card, QETH_PROT_IPV4); | |
592 | } | |
593 | ||
594 | static QETH_DEVICE_ATTR(ipato_del4, del4, 0200, NULL, | |
595 | qeth_l3_dev_ipato_del4_store); | |
596 | ||
597 | static ssize_t qeth_l3_dev_ipato_invert6_show(struct device *dev, | |
598 | struct device_attribute *attr, char *buf) | |
599 | { | |
600 | struct qeth_card *card = dev_get_drvdata(dev); | |
601 | ||
602 | if (!card) | |
603 | return -EINVAL; | |
604 | ||
605 | return sprintf(buf, "%i\n", card->ipato.invert6? 1:0); | |
606 | } | |
607 | ||
608 | static ssize_t qeth_l3_dev_ipato_invert6_store(struct device *dev, | |
609 | struct device_attribute *attr, const char *buf, size_t count) | |
610 | { | |
611 | struct qeth_card *card = dev_get_drvdata(dev); | |
c4949f07 | 612 | int rc = 0; |
4a71df50 FB |
613 | |
614 | if (!card) | |
615 | return -EINVAL; | |
616 | ||
c4949f07 | 617 | mutex_lock(&card->conf_mutex); |
7e846d6b | 618 | if (sysfs_streq(buf, "toggle")) |
4a71df50 | 619 | card->ipato.invert6 = (card->ipato.invert6)? 0 : 1; |
7e846d6b | 620 | else if (sysfs_streq(buf, "1")) |
4a71df50 | 621 | card->ipato.invert6 = 1; |
7e846d6b | 622 | else if (sysfs_streq(buf, "0")) |
4a71df50 | 623 | card->ipato.invert6 = 0; |
7e846d6b | 624 | else |
c4949f07 FB |
625 | rc = -EINVAL; |
626 | mutex_unlock(&card->conf_mutex); | |
627 | return rc ? rc : count; | |
4a71df50 FB |
628 | } |
629 | ||
630 | static QETH_DEVICE_ATTR(ipato_invert6, invert6, 0644, | |
631 | qeth_l3_dev_ipato_invert6_show, | |
632 | qeth_l3_dev_ipato_invert6_store); | |
633 | ||
634 | ||
635 | static ssize_t qeth_l3_dev_ipato_add6_show(struct device *dev, | |
636 | struct device_attribute *attr, char *buf) | |
637 | { | |
638 | struct qeth_card *card = dev_get_drvdata(dev); | |
639 | ||
640 | if (!card) | |
641 | return -EINVAL; | |
642 | ||
643 | return qeth_l3_dev_ipato_add_show(buf, card, QETH_PROT_IPV6); | |
644 | } | |
645 | ||
646 | static ssize_t qeth_l3_dev_ipato_add6_store(struct device *dev, | |
647 | struct device_attribute *attr, const char *buf, size_t count) | |
648 | { | |
649 | struct qeth_card *card = dev_get_drvdata(dev); | |
650 | ||
651 | if (!card) | |
652 | return -EINVAL; | |
653 | ||
654 | return qeth_l3_dev_ipato_add_store(buf, count, card, QETH_PROT_IPV6); | |
655 | } | |
656 | ||
657 | static QETH_DEVICE_ATTR(ipato_add6, add6, 0644, | |
658 | qeth_l3_dev_ipato_add6_show, | |
659 | qeth_l3_dev_ipato_add6_store); | |
660 | ||
661 | static ssize_t qeth_l3_dev_ipato_del6_store(struct device *dev, | |
662 | struct device_attribute *attr, const char *buf, size_t count) | |
663 | { | |
664 | struct qeth_card *card = dev_get_drvdata(dev); | |
665 | ||
666 | if (!card) | |
667 | return -EINVAL; | |
668 | ||
669 | return qeth_l3_dev_ipato_del_store(buf, count, card, QETH_PROT_IPV6); | |
670 | } | |
671 | ||
672 | static QETH_DEVICE_ATTR(ipato_del6, del6, 0200, NULL, | |
673 | qeth_l3_dev_ipato_del6_store); | |
674 | ||
675 | static struct attribute *qeth_ipato_device_attrs[] = { | |
676 | &dev_attr_ipato_enable.attr, | |
677 | &dev_attr_ipato_invert4.attr, | |
678 | &dev_attr_ipato_add4.attr, | |
679 | &dev_attr_ipato_del4.attr, | |
680 | &dev_attr_ipato_invert6.attr, | |
681 | &dev_attr_ipato_add6.attr, | |
682 | &dev_attr_ipato_del6.attr, | |
683 | NULL, | |
684 | }; | |
685 | ||
686 | static struct attribute_group qeth_device_ipato_group = { | |
687 | .name = "ipa_takeover", | |
688 | .attrs = qeth_ipato_device_attrs, | |
689 | }; | |
690 | ||
691 | static ssize_t qeth_l3_dev_vipa_add_show(char *buf, struct qeth_card *card, | |
692 | enum qeth_prot_versions proto) | |
693 | { | |
694 | struct qeth_ipaddr *ipaddr; | |
5f78e29c | 695 | struct hlist_node *tmp; |
4a71df50 FB |
696 | char addr_str[40]; |
697 | int entry_len; /* length of 1 entry string, differs between v4 and v6 */ | |
4a71df50 FB |
698 | int i = 0; |
699 | ||
700 | entry_len = (proto == QETH_PROT_IPV4)? 12 : 40; | |
701 | entry_len += 2; /* \n + terminator */ | |
5f78e29c LD |
702 | spin_lock_bh(&card->ip_lock); |
703 | hash_for_each_safe(card->ip_htable, i, tmp, ipaddr, hnode) { | |
4a71df50 FB |
704 | if (ipaddr->proto != proto) |
705 | continue; | |
706 | if (ipaddr->type != QETH_IP_TYPE_VIPA) | |
707 | continue; | |
708 | /* String must not be longer than PAGE_SIZE. So we check if | |
709 | * string length gets near PAGE_SIZE. Then we can savely display | |
710 | * the next IPv6 address (worst case, compared to IPv4) */ | |
711 | if ((PAGE_SIZE - i) <= entry_len) | |
712 | break; | |
713 | qeth_l3_ipaddr_to_string(proto, (const u8 *)&ipaddr->u, | |
714 | addr_str); | |
715 | i += snprintf(buf + i, PAGE_SIZE - i, "%s\n", addr_str); | |
716 | } | |
5f78e29c | 717 | spin_unlock_bh(&card->ip_lock); |
4a71df50 FB |
718 | i += snprintf(buf + i, PAGE_SIZE - i, "\n"); |
719 | ||
720 | return i; | |
721 | } | |
722 | ||
723 | static ssize_t qeth_l3_dev_vipa_add4_show(struct device *dev, | |
724 | struct device_attribute *attr, char *buf) | |
725 | { | |
726 | struct qeth_card *card = dev_get_drvdata(dev); | |
727 | ||
728 | if (!card) | |
729 | return -EINVAL; | |
730 | ||
731 | return qeth_l3_dev_vipa_add_show(buf, card, QETH_PROT_IPV4); | |
732 | } | |
733 | ||
734 | static int qeth_l3_parse_vipae(const char *buf, enum qeth_prot_versions proto, | |
735 | u8 *addr) | |
736 | { | |
737 | if (qeth_l3_string_to_ipaddr(buf, proto, addr)) { | |
4a71df50 FB |
738 | return -EINVAL; |
739 | } | |
740 | return 0; | |
741 | } | |
742 | ||
743 | static ssize_t qeth_l3_dev_vipa_add_store(const char *buf, size_t count, | |
744 | struct qeth_card *card, enum qeth_prot_versions proto) | |
745 | { | |
746 | u8 addr[16] = {0, }; | |
747 | int rc; | |
748 | ||
c4949f07 | 749 | mutex_lock(&card->conf_mutex); |
4a71df50 | 750 | rc = qeth_l3_parse_vipae(buf, proto, addr); |
c4949f07 FB |
751 | if (!rc) |
752 | rc = qeth_l3_add_vipa(card, proto, addr); | |
753 | mutex_unlock(&card->conf_mutex); | |
754 | return rc ? rc : count; | |
4a71df50 FB |
755 | } |
756 | ||
757 | static ssize_t qeth_l3_dev_vipa_add4_store(struct device *dev, | |
758 | struct device_attribute *attr, const char *buf, size_t count) | |
759 | { | |
760 | struct qeth_card *card = dev_get_drvdata(dev); | |
761 | ||
762 | if (!card) | |
763 | return -EINVAL; | |
764 | ||
765 | return qeth_l3_dev_vipa_add_store(buf, count, card, QETH_PROT_IPV4); | |
766 | } | |
767 | ||
768 | static QETH_DEVICE_ATTR(vipa_add4, add4, 0644, | |
769 | qeth_l3_dev_vipa_add4_show, | |
770 | qeth_l3_dev_vipa_add4_store); | |
771 | ||
772 | static ssize_t qeth_l3_dev_vipa_del_store(const char *buf, size_t count, | |
773 | struct qeth_card *card, enum qeth_prot_versions proto) | |
774 | { | |
775 | u8 addr[16]; | |
776 | int rc; | |
777 | ||
c4949f07 | 778 | mutex_lock(&card->conf_mutex); |
4a71df50 | 779 | rc = qeth_l3_parse_vipae(buf, proto, addr); |
c4949f07 FB |
780 | if (!rc) |
781 | qeth_l3_del_vipa(card, proto, addr); | |
782 | mutex_unlock(&card->conf_mutex); | |
783 | return rc ? rc : count; | |
4a71df50 FB |
784 | } |
785 | ||
786 | static ssize_t qeth_l3_dev_vipa_del4_store(struct device *dev, | |
787 | struct device_attribute *attr, const char *buf, size_t count) | |
788 | { | |
789 | struct qeth_card *card = dev_get_drvdata(dev); | |
790 | ||
791 | if (!card) | |
792 | return -EINVAL; | |
793 | ||
794 | return qeth_l3_dev_vipa_del_store(buf, count, card, QETH_PROT_IPV4); | |
795 | } | |
796 | ||
797 | static QETH_DEVICE_ATTR(vipa_del4, del4, 0200, NULL, | |
798 | qeth_l3_dev_vipa_del4_store); | |
799 | ||
800 | static ssize_t qeth_l3_dev_vipa_add6_show(struct device *dev, | |
801 | struct device_attribute *attr, char *buf) | |
802 | { | |
803 | struct qeth_card *card = dev_get_drvdata(dev); | |
804 | ||
805 | if (!card) | |
806 | return -EINVAL; | |
807 | ||
808 | return qeth_l3_dev_vipa_add_show(buf, card, QETH_PROT_IPV6); | |
809 | } | |
810 | ||
811 | static ssize_t qeth_l3_dev_vipa_add6_store(struct device *dev, | |
812 | struct device_attribute *attr, const char *buf, size_t count) | |
813 | { | |
814 | struct qeth_card *card = dev_get_drvdata(dev); | |
815 | ||
816 | if (!card) | |
817 | return -EINVAL; | |
818 | ||
819 | return qeth_l3_dev_vipa_add_store(buf, count, card, QETH_PROT_IPV6); | |
820 | } | |
821 | ||
822 | static QETH_DEVICE_ATTR(vipa_add6, add6, 0644, | |
823 | qeth_l3_dev_vipa_add6_show, | |
824 | qeth_l3_dev_vipa_add6_store); | |
825 | ||
826 | static ssize_t qeth_l3_dev_vipa_del6_store(struct device *dev, | |
827 | struct device_attribute *attr, const char *buf, size_t count) | |
828 | { | |
829 | struct qeth_card *card = dev_get_drvdata(dev); | |
830 | ||
831 | if (!card) | |
832 | return -EINVAL; | |
833 | ||
834 | return qeth_l3_dev_vipa_del_store(buf, count, card, QETH_PROT_IPV6); | |
835 | } | |
836 | ||
837 | static QETH_DEVICE_ATTR(vipa_del6, del6, 0200, NULL, | |
838 | qeth_l3_dev_vipa_del6_store); | |
839 | ||
840 | static struct attribute *qeth_vipa_device_attrs[] = { | |
841 | &dev_attr_vipa_add4.attr, | |
842 | &dev_attr_vipa_del4.attr, | |
843 | &dev_attr_vipa_add6.attr, | |
844 | &dev_attr_vipa_del6.attr, | |
845 | NULL, | |
846 | }; | |
847 | ||
848 | static struct attribute_group qeth_device_vipa_group = { | |
849 | .name = "vipa", | |
850 | .attrs = qeth_vipa_device_attrs, | |
851 | }; | |
852 | ||
853 | static ssize_t qeth_l3_dev_rxip_add_show(char *buf, struct qeth_card *card, | |
854 | enum qeth_prot_versions proto) | |
855 | { | |
856 | struct qeth_ipaddr *ipaddr; | |
5f78e29c | 857 | struct hlist_node *tmp; |
4a71df50 FB |
858 | char addr_str[40]; |
859 | int entry_len; /* length of 1 entry string, differs between v4 and v6 */ | |
4a71df50 FB |
860 | int i = 0; |
861 | ||
862 | entry_len = (proto == QETH_PROT_IPV4)? 12 : 40; | |
863 | entry_len += 2; /* \n + terminator */ | |
5f78e29c LD |
864 | spin_lock_bh(&card->ip_lock); |
865 | hash_for_each_safe(card->ip_htable, i, tmp, ipaddr, hnode) { | |
4a71df50 FB |
866 | if (ipaddr->proto != proto) |
867 | continue; | |
868 | if (ipaddr->type != QETH_IP_TYPE_RXIP) | |
869 | continue; | |
870 | /* String must not be longer than PAGE_SIZE. So we check if | |
871 | * string length gets near PAGE_SIZE. Then we can savely display | |
872 | * the next IPv6 address (worst case, compared to IPv4) */ | |
873 | if ((PAGE_SIZE - i) <= entry_len) | |
874 | break; | |
875 | qeth_l3_ipaddr_to_string(proto, (const u8 *)&ipaddr->u, | |
876 | addr_str); | |
877 | i += snprintf(buf + i, PAGE_SIZE - i, "%s\n", addr_str); | |
878 | } | |
5f78e29c | 879 | spin_unlock_bh(&card->ip_lock); |
4a71df50 FB |
880 | i += snprintf(buf + i, PAGE_SIZE - i, "\n"); |
881 | ||
882 | return i; | |
883 | } | |
884 | ||
885 | static ssize_t qeth_l3_dev_rxip_add4_show(struct device *dev, | |
886 | struct device_attribute *attr, char *buf) | |
887 | { | |
888 | struct qeth_card *card = dev_get_drvdata(dev); | |
889 | ||
890 | if (!card) | |
891 | return -EINVAL; | |
892 | ||
893 | return qeth_l3_dev_rxip_add_show(buf, card, QETH_PROT_IPV4); | |
894 | } | |
895 | ||
896 | static int qeth_l3_parse_rxipe(const char *buf, enum qeth_prot_versions proto, | |
897 | u8 *addr) | |
898 | { | |
899 | if (qeth_l3_string_to_ipaddr(buf, proto, addr)) { | |
4a71df50 FB |
900 | return -EINVAL; |
901 | } | |
902 | return 0; | |
903 | } | |
904 | ||
905 | static ssize_t qeth_l3_dev_rxip_add_store(const char *buf, size_t count, | |
906 | struct qeth_card *card, enum qeth_prot_versions proto) | |
907 | { | |
908 | u8 addr[16] = {0, }; | |
909 | int rc; | |
910 | ||
c4949f07 | 911 | mutex_lock(&card->conf_mutex); |
4a71df50 | 912 | rc = qeth_l3_parse_rxipe(buf, proto, addr); |
c4949f07 FB |
913 | if (!rc) |
914 | rc = qeth_l3_add_rxip(card, proto, addr); | |
915 | mutex_unlock(&card->conf_mutex); | |
916 | return rc ? rc : count; | |
4a71df50 FB |
917 | } |
918 | ||
919 | static ssize_t qeth_l3_dev_rxip_add4_store(struct device *dev, | |
920 | struct device_attribute *attr, const char *buf, size_t count) | |
921 | { | |
922 | struct qeth_card *card = dev_get_drvdata(dev); | |
923 | ||
924 | if (!card) | |
925 | return -EINVAL; | |
926 | ||
927 | return qeth_l3_dev_rxip_add_store(buf, count, card, QETH_PROT_IPV4); | |
928 | } | |
929 | ||
930 | static QETH_DEVICE_ATTR(rxip_add4, add4, 0644, | |
931 | qeth_l3_dev_rxip_add4_show, | |
932 | qeth_l3_dev_rxip_add4_store); | |
933 | ||
934 | static ssize_t qeth_l3_dev_rxip_del_store(const char *buf, size_t count, | |
935 | struct qeth_card *card, enum qeth_prot_versions proto) | |
936 | { | |
937 | u8 addr[16]; | |
938 | int rc; | |
939 | ||
c4949f07 | 940 | mutex_lock(&card->conf_mutex); |
4a71df50 | 941 | rc = qeth_l3_parse_rxipe(buf, proto, addr); |
c4949f07 FB |
942 | if (!rc) |
943 | qeth_l3_del_rxip(card, proto, addr); | |
944 | mutex_unlock(&card->conf_mutex); | |
945 | return rc ? rc : count; | |
4a71df50 FB |
946 | } |
947 | ||
948 | static ssize_t qeth_l3_dev_rxip_del4_store(struct device *dev, | |
949 | struct device_attribute *attr, const char *buf, size_t count) | |
950 | { | |
951 | struct qeth_card *card = dev_get_drvdata(dev); | |
952 | ||
953 | if (!card) | |
954 | return -EINVAL; | |
955 | ||
956 | return qeth_l3_dev_rxip_del_store(buf, count, card, QETH_PROT_IPV4); | |
957 | } | |
958 | ||
959 | static QETH_DEVICE_ATTR(rxip_del4, del4, 0200, NULL, | |
960 | qeth_l3_dev_rxip_del4_store); | |
961 | ||
962 | static ssize_t qeth_l3_dev_rxip_add6_show(struct device *dev, | |
963 | struct device_attribute *attr, char *buf) | |
964 | { | |
965 | struct qeth_card *card = dev_get_drvdata(dev); | |
966 | ||
967 | if (!card) | |
968 | return -EINVAL; | |
969 | ||
970 | return qeth_l3_dev_rxip_add_show(buf, card, QETH_PROT_IPV6); | |
971 | } | |
972 | ||
973 | static ssize_t qeth_l3_dev_rxip_add6_store(struct device *dev, | |
974 | struct device_attribute *attr, const char *buf, size_t count) | |
975 | { | |
976 | struct qeth_card *card = dev_get_drvdata(dev); | |
977 | ||
978 | if (!card) | |
979 | return -EINVAL; | |
980 | ||
981 | return qeth_l3_dev_rxip_add_store(buf, count, card, QETH_PROT_IPV6); | |
982 | } | |
983 | ||
984 | static QETH_DEVICE_ATTR(rxip_add6, add6, 0644, | |
985 | qeth_l3_dev_rxip_add6_show, | |
986 | qeth_l3_dev_rxip_add6_store); | |
987 | ||
988 | static ssize_t qeth_l3_dev_rxip_del6_store(struct device *dev, | |
989 | struct device_attribute *attr, const char *buf, size_t count) | |
990 | { | |
991 | struct qeth_card *card = dev_get_drvdata(dev); | |
992 | ||
993 | if (!card) | |
994 | return -EINVAL; | |
995 | ||
996 | return qeth_l3_dev_rxip_del_store(buf, count, card, QETH_PROT_IPV6); | |
997 | } | |
998 | ||
999 | static QETH_DEVICE_ATTR(rxip_del6, del6, 0200, NULL, | |
1000 | qeth_l3_dev_rxip_del6_store); | |
1001 | ||
1002 | static struct attribute *qeth_rxip_device_attrs[] = { | |
1003 | &dev_attr_rxip_add4.attr, | |
1004 | &dev_attr_rxip_del4.attr, | |
1005 | &dev_attr_rxip_add6.attr, | |
1006 | &dev_attr_rxip_del6.attr, | |
1007 | NULL, | |
1008 | }; | |
1009 | ||
1010 | static struct attribute_group qeth_device_rxip_group = { | |
1011 | .name = "rxip", | |
1012 | .attrs = qeth_rxip_device_attrs, | |
1013 | }; | |
1014 | ||
1015 | int qeth_l3_create_device_attributes(struct device *dev) | |
1016 | { | |
1017 | int ret; | |
1018 | ||
1019 | ret = sysfs_create_group(&dev->kobj, &qeth_l3_device_attr_group); | |
1020 | if (ret) | |
1021 | return ret; | |
1022 | ||
1023 | ret = sysfs_create_group(&dev->kobj, &qeth_device_ipato_group); | |
1024 | if (ret) { | |
1025 | sysfs_remove_group(&dev->kobj, &qeth_l3_device_attr_group); | |
1026 | return ret; | |
1027 | } | |
1028 | ||
1029 | ret = sysfs_create_group(&dev->kobj, &qeth_device_vipa_group); | |
1030 | if (ret) { | |
1031 | sysfs_remove_group(&dev->kobj, &qeth_l3_device_attr_group); | |
1032 | sysfs_remove_group(&dev->kobj, &qeth_device_ipato_group); | |
1033 | return ret; | |
1034 | } | |
1035 | ||
1036 | ret = sysfs_create_group(&dev->kobj, &qeth_device_rxip_group); | |
1037 | if (ret) { | |
1038 | sysfs_remove_group(&dev->kobj, &qeth_l3_device_attr_group); | |
1039 | sysfs_remove_group(&dev->kobj, &qeth_device_ipato_group); | |
1040 | sysfs_remove_group(&dev->kobj, &qeth_device_vipa_group); | |
1041 | return ret; | |
1042 | } | |
1043 | return 0; | |
1044 | } | |
1045 | ||
1046 | void qeth_l3_remove_device_attributes(struct device *dev) | |
1047 | { | |
1048 | sysfs_remove_group(&dev->kobj, &qeth_l3_device_attr_group); | |
1049 | sysfs_remove_group(&dev->kobj, &qeth_device_ipato_group); | |
1050 | sysfs_remove_group(&dev->kobj, &qeth_device_vipa_group); | |
1051 | sysfs_remove_group(&dev->kobj, &qeth_device_rxip_group); | |
1052 | } |