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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
4a71df50 | 2 | /* |
4a71df50 FB |
3 | * Copyright IBM Corp. 2007 |
4 | * Author(s): Utz Bacher <utz.bacher@de.ibm.com>, | |
5 | * Frank Pavlic <fpavlic@de.ibm.com>, | |
6 | * Thomas Spatzier <tspat@de.ibm.com>, | |
7 | * Frank Blaschka <frank.blaschka@de.ibm.com> | |
8 | */ | |
9 | ||
5a0e3ad6 | 10 | #include <linux/slab.h> |
b3332930 | 11 | #include <asm/ebcdic.h> |
5f78e29c | 12 | #include <linux/hashtable.h> |
4a71df50 FB |
13 | #include "qeth_l3.h" |
14 | ||
15 | #define QETH_DEVICE_ATTR(_id, _name, _mode, _show, _store) \ | |
16 | struct device_attribute dev_attr_##_id = __ATTR(_name, _mode, _show, _store) | |
17 | ||
4a71df50 FB |
18 | static ssize_t qeth_l3_dev_route_show(struct qeth_card *card, |
19 | struct qeth_routing_info *route, char *buf) | |
20 | { | |
21 | switch (route->type) { | |
22 | case PRIMARY_ROUTER: | |
23 | return sprintf(buf, "%s\n", "primary router"); | |
24 | case SECONDARY_ROUTER: | |
25 | return sprintf(buf, "%s\n", "secondary router"); | |
26 | case MULTICAST_ROUTER: | |
27 | if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO) | |
28 | return sprintf(buf, "%s\n", "multicast router+"); | |
29 | else | |
30 | return sprintf(buf, "%s\n", "multicast router"); | |
31 | case PRIMARY_CONNECTOR: | |
32 | if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO) | |
33 | return sprintf(buf, "%s\n", "primary connector+"); | |
34 | else | |
35 | return sprintf(buf, "%s\n", "primary connector"); | |
36 | case SECONDARY_CONNECTOR: | |
37 | if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO) | |
38 | return sprintf(buf, "%s\n", "secondary connector+"); | |
39 | else | |
40 | return sprintf(buf, "%s\n", "secondary connector"); | |
41 | default: | |
42 | return sprintf(buf, "%s\n", "no"); | |
43 | } | |
44 | } | |
45 | ||
46 | static ssize_t qeth_l3_dev_route4_show(struct device *dev, | |
47 | struct device_attribute *attr, char *buf) | |
48 | { | |
49 | struct qeth_card *card = dev_get_drvdata(dev); | |
50 | ||
51 | if (!card) | |
52 | return -EINVAL; | |
53 | ||
54 | return qeth_l3_dev_route_show(card, &card->options.route4, buf); | |
55 | } | |
56 | ||
57 | static ssize_t qeth_l3_dev_route_store(struct qeth_card *card, | |
58 | struct qeth_routing_info *route, enum qeth_prot_versions prot, | |
59 | const char *buf, size_t count) | |
60 | { | |
61 | enum qeth_routing_types old_route_type = route->type; | |
c4949f07 | 62 | int rc = 0; |
4a71df50 | 63 | |
c4949f07 | 64 | mutex_lock(&card->conf_mutex); |
7e846d6b | 65 | if (sysfs_streq(buf, "no_router")) { |
4a71df50 | 66 | route->type = NO_ROUTER; |
7e846d6b | 67 | } else if (sysfs_streq(buf, "primary_connector")) { |
4a71df50 | 68 | route->type = PRIMARY_CONNECTOR; |
7e846d6b | 69 | } else if (sysfs_streq(buf, "secondary_connector")) { |
4a71df50 | 70 | route->type = SECONDARY_CONNECTOR; |
7e846d6b | 71 | } else if (sysfs_streq(buf, "primary_router")) { |
4a71df50 | 72 | route->type = PRIMARY_ROUTER; |
7e846d6b | 73 | } else if (sysfs_streq(buf, "secondary_router")) { |
4a71df50 | 74 | route->type = SECONDARY_ROUTER; |
7e846d6b | 75 | } else if (sysfs_streq(buf, "multicast_router")) { |
4a71df50 FB |
76 | route->type = MULTICAST_ROUTER; |
77 | } else { | |
c4949f07 FB |
78 | rc = -EINVAL; |
79 | goto out; | |
4a71df50 | 80 | } |
c3521254 | 81 | if (qeth_card_hw_is_reachable(card) && |
4a71df50 FB |
82 | (old_route_type != route->type)) { |
83 | if (prot == QETH_PROT_IPV4) | |
84 | rc = qeth_l3_setrouting_v4(card); | |
85 | else if (prot == QETH_PROT_IPV6) | |
86 | rc = qeth_l3_setrouting_v6(card); | |
87 | } | |
c4949f07 | 88 | out: |
82e2e782 SR |
89 | if (rc) |
90 | route->type = old_route_type; | |
c4949f07 FB |
91 | mutex_unlock(&card->conf_mutex); |
92 | return rc ? rc : count; | |
4a71df50 FB |
93 | } |
94 | ||
95 | static ssize_t qeth_l3_dev_route4_store(struct device *dev, | |
96 | struct device_attribute *attr, const char *buf, size_t count) | |
97 | { | |
98 | struct qeth_card *card = dev_get_drvdata(dev); | |
99 | ||
100 | if (!card) | |
101 | return -EINVAL; | |
102 | ||
103 | return qeth_l3_dev_route_store(card, &card->options.route4, | |
104 | QETH_PROT_IPV4, buf, count); | |
105 | } | |
106 | ||
107 | static DEVICE_ATTR(route4, 0644, qeth_l3_dev_route4_show, | |
108 | qeth_l3_dev_route4_store); | |
109 | ||
110 | static ssize_t qeth_l3_dev_route6_show(struct device *dev, | |
111 | struct device_attribute *attr, char *buf) | |
112 | { | |
113 | struct qeth_card *card = dev_get_drvdata(dev); | |
114 | ||
115 | if (!card) | |
116 | return -EINVAL; | |
117 | ||
4a71df50 FB |
118 | return qeth_l3_dev_route_show(card, &card->options.route6, buf); |
119 | } | |
120 | ||
121 | static ssize_t qeth_l3_dev_route6_store(struct device *dev, | |
122 | struct device_attribute *attr, const char *buf, size_t count) | |
123 | { | |
124 | struct qeth_card *card = dev_get_drvdata(dev); | |
125 | ||
126 | if (!card) | |
127 | return -EINVAL; | |
128 | ||
4a71df50 FB |
129 | return qeth_l3_dev_route_store(card, &card->options.route6, |
130 | QETH_PROT_IPV6, buf, count); | |
131 | } | |
132 | ||
133 | static DEVICE_ATTR(route6, 0644, qeth_l3_dev_route6_show, | |
134 | qeth_l3_dev_route6_store); | |
135 | ||
136 | static ssize_t qeth_l3_dev_fake_broadcast_show(struct device *dev, | |
137 | struct device_attribute *attr, char *buf) | |
138 | { | |
139 | struct qeth_card *card = dev_get_drvdata(dev); | |
140 | ||
141 | if (!card) | |
142 | return -EINVAL; | |
143 | ||
144 | return sprintf(buf, "%i\n", card->options.fake_broadcast? 1:0); | |
145 | } | |
146 | ||
147 | static ssize_t qeth_l3_dev_fake_broadcast_store(struct device *dev, | |
148 | struct device_attribute *attr, const char *buf, size_t count) | |
149 | { | |
150 | struct qeth_card *card = dev_get_drvdata(dev); | |
151 | char *tmp; | |
c4949f07 | 152 | int i, rc = 0; |
4a71df50 FB |
153 | |
154 | if (!card) | |
155 | return -EINVAL; | |
156 | ||
c4949f07 | 157 | mutex_lock(&card->conf_mutex); |
4a71df50 | 158 | if ((card->state != CARD_STATE_DOWN) && |
c4949f07 FB |
159 | (card->state != CARD_STATE_RECOVER)) { |
160 | rc = -EPERM; | |
161 | goto out; | |
162 | } | |
4a71df50 FB |
163 | |
164 | i = simple_strtoul(buf, &tmp, 16); | |
165 | if ((i == 0) || (i == 1)) | |
166 | card->options.fake_broadcast = i; | |
c4949f07 FB |
167 | else |
168 | rc = -EINVAL; | |
169 | out: | |
170 | mutex_unlock(&card->conf_mutex); | |
171 | return rc ? rc : count; | |
4a71df50 FB |
172 | } |
173 | ||
174 | static DEVICE_ATTR(fake_broadcast, 0644, qeth_l3_dev_fake_broadcast_show, | |
175 | qeth_l3_dev_fake_broadcast_store); | |
176 | ||
76b11f8e UB |
177 | static ssize_t qeth_l3_dev_sniffer_show(struct device *dev, |
178 | struct device_attribute *attr, char *buf) | |
179 | { | |
180 | struct qeth_card *card = dev_get_drvdata(dev); | |
181 | ||
182 | if (!card) | |
183 | return -EINVAL; | |
184 | ||
185 | return sprintf(buf, "%i\n", card->options.sniffer ? 1 : 0); | |
186 | } | |
187 | ||
188 | static ssize_t qeth_l3_dev_sniffer_store(struct device *dev, | |
189 | struct device_attribute *attr, const char *buf, size_t count) | |
190 | { | |
191 | struct qeth_card *card = dev_get_drvdata(dev); | |
c4949f07 | 192 | int rc = 0; |
76b11f8e UB |
193 | unsigned long i; |
194 | ||
195 | if (!card) | |
196 | return -EINVAL; | |
197 | ||
198 | if (card->info.type != QETH_CARD_TYPE_IQD) | |
199 | return -EPERM; | |
b3332930 FB |
200 | if (card->options.cq == QETH_CQ_ENABLED) |
201 | return -EPERM; | |
76b11f8e | 202 | |
c4949f07 | 203 | mutex_lock(&card->conf_mutex); |
76b11f8e | 204 | if ((card->state != CARD_STATE_DOWN) && |
c4949f07 FB |
205 | (card->state != CARD_STATE_RECOVER)) { |
206 | rc = -EPERM; | |
207 | goto out; | |
208 | } | |
76b11f8e | 209 | |
0178722b | 210 | rc = kstrtoul(buf, 16, &i); |
c4949f07 FB |
211 | if (rc) { |
212 | rc = -EINVAL; | |
213 | goto out; | |
214 | } | |
76b11f8e UB |
215 | switch (i) { |
216 | case 0: | |
217 | card->options.sniffer = i; | |
218 | break; | |
219 | case 1: | |
c4949f07 | 220 | qdio_get_ssqd_desc(CARD_DDEV(card), &card->ssqd); |
76b11f8e UB |
221 | if (card->ssqd.qdioac2 & QETH_SNIFF_AVAIL) { |
222 | card->options.sniffer = i; | |
223 | if (card->qdio.init_pool.buf_count != | |
224 | QETH_IN_BUF_COUNT_MAX) | |
225 | qeth_realloc_buffer_pool(card, | |
226 | QETH_IN_BUF_COUNT_MAX); | |
76b11f8e | 227 | } else |
c4949f07 | 228 | rc = -EPERM; |
6cc31d09 UB |
229 | break; |
230 | default: | |
c4949f07 | 231 | rc = -EINVAL; |
76b11f8e | 232 | } |
c4949f07 FB |
233 | out: |
234 | mutex_unlock(&card->conf_mutex); | |
235 | return rc ? rc : count; | |
76b11f8e UB |
236 | } |
237 | ||
238 | static DEVICE_ATTR(sniffer, 0644, qeth_l3_dev_sniffer_show, | |
239 | qeth_l3_dev_sniffer_store); | |
240 | ||
b3332930 FB |
241 | |
242 | static ssize_t qeth_l3_dev_hsuid_show(struct device *dev, | |
243 | struct device_attribute *attr, char *buf) | |
244 | { | |
245 | struct qeth_card *card = dev_get_drvdata(dev); | |
246 | char tmp_hsuid[9]; | |
247 | ||
248 | if (!card) | |
249 | return -EINVAL; | |
250 | ||
251 | if (card->info.type != QETH_CARD_TYPE_IQD) | |
252 | return -EPERM; | |
253 | ||
b3332930 FB |
254 | memcpy(tmp_hsuid, card->options.hsuid, sizeof(tmp_hsuid)); |
255 | EBCASC(tmp_hsuid, 8); | |
256 | return sprintf(buf, "%s\n", tmp_hsuid); | |
257 | } | |
258 | ||
259 | static ssize_t qeth_l3_dev_hsuid_store(struct device *dev, | |
260 | struct device_attribute *attr, const char *buf, size_t count) | |
261 | { | |
262 | struct qeth_card *card = dev_get_drvdata(dev); | |
263 | struct qeth_ipaddr *addr; | |
264 | char *tmp; | |
265 | int i; | |
266 | ||
267 | if (!card) | |
268 | return -EINVAL; | |
269 | ||
270 | if (card->info.type != QETH_CARD_TYPE_IQD) | |
271 | return -EPERM; | |
272 | if (card->state != CARD_STATE_DOWN && | |
273 | card->state != CARD_STATE_RECOVER) | |
274 | return -EPERM; | |
275 | if (card->options.sniffer) | |
276 | return -EPERM; | |
277 | if (card->options.cq == QETH_CQ_NOTAVAILABLE) | |
278 | return -EPERM; | |
279 | ||
280 | tmp = strsep((char **)&buf, "\n"); | |
281 | if (strlen(tmp) > 8) | |
282 | return -EINVAL; | |
283 | ||
284 | if (card->options.hsuid[0]) { | |
285 | /* delete old ip address */ | |
286 | addr = qeth_l3_get_addr_buffer(QETH_PROT_IPV6); | |
5f78e29c | 287 | if (!addr) |
b3332930 | 288 | return -ENOMEM; |
5f78e29c | 289 | |
6bee4e26 | 290 | addr->u.a6.addr.s6_addr32[0] = cpu_to_be32(0xfe800000); |
5f78e29c LD |
291 | addr->u.a6.addr.s6_addr32[1] = 0x00000000; |
292 | for (i = 8; i < 16; i++) | |
293 | addr->u.a6.addr.s6_addr[i] = | |
294 | card->options.hsuid[i - 8]; | |
295 | addr->u.a6.pfxlen = 0; | |
296 | addr->type = QETH_IP_TYPE_NORMAL; | |
297 | ||
016930b8 | 298 | spin_lock_bh(&card->ip_lock); |
5f78e29c | 299 | qeth_l3_delete_ip(card, addr); |
016930b8 | 300 | spin_unlock_bh(&card->ip_lock); |
5f78e29c | 301 | kfree(addr); |
b3332930 FB |
302 | } |
303 | ||
304 | if (strlen(tmp) == 0) { | |
305 | /* delete ip address only */ | |
306 | card->options.hsuid[0] = '\0'; | |
307 | if (card->dev) | |
308 | memcpy(card->dev->perm_addr, card->options.hsuid, 9); | |
309 | qeth_configure_cq(card, QETH_CQ_DISABLED); | |
310 | return count; | |
311 | } | |
312 | ||
313 | if (qeth_configure_cq(card, QETH_CQ_ENABLED)) | |
314 | return -EPERM; | |
315 | ||
096a8aac KC |
316 | snprintf(card->options.hsuid, sizeof(card->options.hsuid), |
317 | "%-8s", tmp); | |
b3332930 FB |
318 | ASCEBC(card->options.hsuid, 8); |
319 | if (card->dev) | |
320 | memcpy(card->dev->perm_addr, card->options.hsuid, 9); | |
321 | ||
322 | addr = qeth_l3_get_addr_buffer(QETH_PROT_IPV6); | |
323 | if (addr != NULL) { | |
6bee4e26 | 324 | addr->u.a6.addr.s6_addr32[0] = cpu_to_be32(0xfe800000); |
b3332930 FB |
325 | addr->u.a6.addr.s6_addr32[1] = 0x00000000; |
326 | for (i = 8; i < 16; i++) | |
327 | addr->u.a6.addr.s6_addr[i] = card->options.hsuid[i - 8]; | |
328 | addr->u.a6.pfxlen = 0; | |
329 | addr->type = QETH_IP_TYPE_NORMAL; | |
330 | } else | |
331 | return -ENOMEM; | |
016930b8 UB |
332 | |
333 | spin_lock_bh(&card->ip_lock); | |
5f78e29c | 334 | qeth_l3_add_ip(card, addr); |
016930b8 | 335 | spin_unlock_bh(&card->ip_lock); |
5f78e29c | 336 | kfree(addr); |
b3332930 FB |
337 | |
338 | return count; | |
339 | } | |
340 | ||
341 | static DEVICE_ATTR(hsuid, 0644, qeth_l3_dev_hsuid_show, | |
342 | qeth_l3_dev_hsuid_store); | |
343 | ||
344 | ||
4a71df50 FB |
345 | static struct attribute *qeth_l3_device_attrs[] = { |
346 | &dev_attr_route4.attr, | |
347 | &dev_attr_route6.attr, | |
348 | &dev_attr_fake_broadcast.attr, | |
76b11f8e | 349 | &dev_attr_sniffer.attr, |
b3332930 | 350 | &dev_attr_hsuid.attr, |
4a71df50 FB |
351 | NULL, |
352 | }; | |
353 | ||
cfe9a042 | 354 | static const struct attribute_group qeth_l3_device_attr_group = { |
4a71df50 FB |
355 | .attrs = qeth_l3_device_attrs, |
356 | }; | |
357 | ||
358 | static ssize_t qeth_l3_dev_ipato_enable_show(struct device *dev, | |
359 | struct device_attribute *attr, char *buf) | |
360 | { | |
361 | struct qeth_card *card = dev_get_drvdata(dev); | |
362 | ||
363 | if (!card) | |
364 | return -EINVAL; | |
365 | ||
366 | return sprintf(buf, "%i\n", card->ipato.enabled? 1:0); | |
367 | } | |
368 | ||
369 | static ssize_t qeth_l3_dev_ipato_enable_store(struct device *dev, | |
370 | struct device_attribute *attr, const char *buf, size_t count) | |
371 | { | |
372 | struct qeth_card *card = dev_get_drvdata(dev); | |
5f78e29c LD |
373 | struct qeth_ipaddr *addr; |
374 | int i, rc = 0; | |
7fbd9493 | 375 | bool enable; |
4a71df50 FB |
376 | |
377 | if (!card) | |
378 | return -EINVAL; | |
379 | ||
c4949f07 | 380 | mutex_lock(&card->conf_mutex); |
4a71df50 | 381 | if ((card->state != CARD_STATE_DOWN) && |
c4949f07 FB |
382 | (card->state != CARD_STATE_RECOVER)) { |
383 | rc = -EPERM; | |
384 | goto out; | |
385 | } | |
4a71df50 | 386 | |
7e846d6b | 387 | if (sysfs_streq(buf, "toggle")) { |
7fbd9493 JW |
388 | enable = !card->ipato.enabled; |
389 | } else if (kstrtobool(buf, &enable)) { | |
c4949f07 | 390 | rc = -EINVAL; |
7fbd9493 JW |
391 | goto out; |
392 | } | |
393 | ||
394 | if (card->ipato.enabled == enable) | |
395 | goto out; | |
396 | card->ipato.enabled = enable; | |
397 | ||
8a03a369 | 398 | spin_lock_bh(&card->ip_lock); |
7fbd9493 | 399 | hash_for_each(card->ip_htable, i, addr, hnode) { |
b22d73d6 JW |
400 | if (addr->type != QETH_IP_TYPE_NORMAL) |
401 | continue; | |
7fbd9493 JW |
402 | if (!enable) |
403 | addr->set_flags &= ~QETH_IPA_SETIP_TAKEOVER_FLAG; | |
b22d73d6 | 404 | else if (qeth_l3_is_addr_covered_by_ipato(card, addr)) |
7fbd9493 JW |
405 | addr->set_flags |= QETH_IPA_SETIP_TAKEOVER_FLAG; |
406 | } | |
8a03a369 | 407 | spin_unlock_bh(&card->ip_lock); |
c4949f07 FB |
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 | ||
cfe9a042 | 686 | static const struct attribute_group qeth_device_ipato_group = { |
4a71df50 FB |
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; | |
695 | char addr_str[40]; | |
e48b9eaa | 696 | int str_len = 0; |
4a71df50 | 697 | int entry_len; /* length of 1 entry string, differs between v4 and v6 */ |
e48b9eaa | 698 | int i; |
4a71df50 FB |
699 | |
700 | entry_len = (proto == QETH_PROT_IPV4)? 12 : 40; | |
701 | entry_len += 2; /* \n + terminator */ | |
5f78e29c | 702 | spin_lock_bh(&card->ip_lock); |
e48b9eaa | 703 | hash_for_each(card->ip_htable, i, 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) */ | |
e48b9eaa | 711 | if ((PAGE_SIZE - str_len) <= entry_len) |
4a71df50 FB |
712 | break; |
713 | qeth_l3_ipaddr_to_string(proto, (const u8 *)&ipaddr->u, | |
714 | addr_str); | |
e48b9eaa UB |
715 | str_len += snprintf(buf + str_len, PAGE_SIZE - str_len, "%s\n", |
716 | addr_str); | |
4a71df50 | 717 | } |
5f78e29c | 718 | spin_unlock_bh(&card->ip_lock); |
e48b9eaa | 719 | str_len += snprintf(buf + str_len, PAGE_SIZE - str_len, "\n"); |
4a71df50 | 720 | |
e48b9eaa | 721 | return str_len; |
4a71df50 FB |
722 | } |
723 | ||
724 | static ssize_t qeth_l3_dev_vipa_add4_show(struct device *dev, | |
725 | struct device_attribute *attr, char *buf) | |
726 | { | |
727 | struct qeth_card *card = dev_get_drvdata(dev); | |
728 | ||
729 | if (!card) | |
730 | return -EINVAL; | |
731 | ||
732 | return qeth_l3_dev_vipa_add_show(buf, card, QETH_PROT_IPV4); | |
733 | } | |
734 | ||
735 | static int qeth_l3_parse_vipae(const char *buf, enum qeth_prot_versions proto, | |
736 | u8 *addr) | |
737 | { | |
738 | if (qeth_l3_string_to_ipaddr(buf, proto, addr)) { | |
4a71df50 FB |
739 | return -EINVAL; |
740 | } | |
741 | return 0; | |
742 | } | |
743 | ||
744 | static ssize_t qeth_l3_dev_vipa_add_store(const char *buf, size_t count, | |
745 | struct qeth_card *card, enum qeth_prot_versions proto) | |
746 | { | |
747 | u8 addr[16] = {0, }; | |
748 | int rc; | |
749 | ||
c4949f07 | 750 | mutex_lock(&card->conf_mutex); |
4a71df50 | 751 | rc = qeth_l3_parse_vipae(buf, proto, addr); |
c4949f07 FB |
752 | if (!rc) |
753 | rc = qeth_l3_add_vipa(card, proto, addr); | |
754 | mutex_unlock(&card->conf_mutex); | |
755 | return rc ? rc : count; | |
4a71df50 FB |
756 | } |
757 | ||
758 | static ssize_t qeth_l3_dev_vipa_add4_store(struct device *dev, | |
759 | struct device_attribute *attr, const char *buf, size_t count) | |
760 | { | |
761 | struct qeth_card *card = dev_get_drvdata(dev); | |
762 | ||
763 | if (!card) | |
764 | return -EINVAL; | |
765 | ||
766 | return qeth_l3_dev_vipa_add_store(buf, count, card, QETH_PROT_IPV4); | |
767 | } | |
768 | ||
769 | static QETH_DEVICE_ATTR(vipa_add4, add4, 0644, | |
770 | qeth_l3_dev_vipa_add4_show, | |
771 | qeth_l3_dev_vipa_add4_store); | |
772 | ||
773 | static ssize_t qeth_l3_dev_vipa_del_store(const char *buf, size_t count, | |
774 | struct qeth_card *card, enum qeth_prot_versions proto) | |
775 | { | |
776 | u8 addr[16]; | |
777 | int rc; | |
778 | ||
c4949f07 | 779 | mutex_lock(&card->conf_mutex); |
4a71df50 | 780 | rc = qeth_l3_parse_vipae(buf, proto, addr); |
c4949f07 FB |
781 | if (!rc) |
782 | qeth_l3_del_vipa(card, proto, addr); | |
783 | mutex_unlock(&card->conf_mutex); | |
784 | return rc ? rc : count; | |
4a71df50 FB |
785 | } |
786 | ||
787 | static ssize_t qeth_l3_dev_vipa_del4_store(struct device *dev, | |
788 | struct device_attribute *attr, const char *buf, size_t count) | |
789 | { | |
790 | struct qeth_card *card = dev_get_drvdata(dev); | |
791 | ||
792 | if (!card) | |
793 | return -EINVAL; | |
794 | ||
795 | return qeth_l3_dev_vipa_del_store(buf, count, card, QETH_PROT_IPV4); | |
796 | } | |
797 | ||
798 | static QETH_DEVICE_ATTR(vipa_del4, del4, 0200, NULL, | |
799 | qeth_l3_dev_vipa_del4_store); | |
800 | ||
801 | static ssize_t qeth_l3_dev_vipa_add6_show(struct device *dev, | |
802 | struct device_attribute *attr, char *buf) | |
803 | { | |
804 | struct qeth_card *card = dev_get_drvdata(dev); | |
805 | ||
806 | if (!card) | |
807 | return -EINVAL; | |
808 | ||
809 | return qeth_l3_dev_vipa_add_show(buf, card, QETH_PROT_IPV6); | |
810 | } | |
811 | ||
812 | static ssize_t qeth_l3_dev_vipa_add6_store(struct device *dev, | |
813 | struct device_attribute *attr, const char *buf, size_t count) | |
814 | { | |
815 | struct qeth_card *card = dev_get_drvdata(dev); | |
816 | ||
817 | if (!card) | |
818 | return -EINVAL; | |
819 | ||
820 | return qeth_l3_dev_vipa_add_store(buf, count, card, QETH_PROT_IPV6); | |
821 | } | |
822 | ||
823 | static QETH_DEVICE_ATTR(vipa_add6, add6, 0644, | |
824 | qeth_l3_dev_vipa_add6_show, | |
825 | qeth_l3_dev_vipa_add6_store); | |
826 | ||
827 | static ssize_t qeth_l3_dev_vipa_del6_store(struct device *dev, | |
828 | struct device_attribute *attr, const char *buf, size_t count) | |
829 | { | |
830 | struct qeth_card *card = dev_get_drvdata(dev); | |
831 | ||
832 | if (!card) | |
833 | return -EINVAL; | |
834 | ||
835 | return qeth_l3_dev_vipa_del_store(buf, count, card, QETH_PROT_IPV6); | |
836 | } | |
837 | ||
838 | static QETH_DEVICE_ATTR(vipa_del6, del6, 0200, NULL, | |
839 | qeth_l3_dev_vipa_del6_store); | |
840 | ||
841 | static struct attribute *qeth_vipa_device_attrs[] = { | |
842 | &dev_attr_vipa_add4.attr, | |
843 | &dev_attr_vipa_del4.attr, | |
844 | &dev_attr_vipa_add6.attr, | |
845 | &dev_attr_vipa_del6.attr, | |
846 | NULL, | |
847 | }; | |
848 | ||
cfe9a042 | 849 | static const struct attribute_group qeth_device_vipa_group = { |
4a71df50 FB |
850 | .name = "vipa", |
851 | .attrs = qeth_vipa_device_attrs, | |
852 | }; | |
853 | ||
854 | static ssize_t qeth_l3_dev_rxip_add_show(char *buf, struct qeth_card *card, | |
855 | enum qeth_prot_versions proto) | |
856 | { | |
857 | struct qeth_ipaddr *ipaddr; | |
858 | char addr_str[40]; | |
e48b9eaa | 859 | int str_len = 0; |
4a71df50 | 860 | int entry_len; /* length of 1 entry string, differs between v4 and v6 */ |
e48b9eaa | 861 | int i; |
4a71df50 FB |
862 | |
863 | entry_len = (proto == QETH_PROT_IPV4)? 12 : 40; | |
864 | entry_len += 2; /* \n + terminator */ | |
5f78e29c | 865 | spin_lock_bh(&card->ip_lock); |
e48b9eaa | 866 | hash_for_each(card->ip_htable, i, ipaddr, hnode) { |
4a71df50 FB |
867 | if (ipaddr->proto != proto) |
868 | continue; | |
869 | if (ipaddr->type != QETH_IP_TYPE_RXIP) | |
870 | continue; | |
871 | /* String must not be longer than PAGE_SIZE. So we check if | |
872 | * string length gets near PAGE_SIZE. Then we can savely display | |
873 | * the next IPv6 address (worst case, compared to IPv4) */ | |
e48b9eaa | 874 | if ((PAGE_SIZE - str_len) <= entry_len) |
4a71df50 FB |
875 | break; |
876 | qeth_l3_ipaddr_to_string(proto, (const u8 *)&ipaddr->u, | |
877 | addr_str); | |
e48b9eaa UB |
878 | str_len += snprintf(buf + str_len, PAGE_SIZE - str_len, "%s\n", |
879 | addr_str); | |
4a71df50 | 880 | } |
5f78e29c | 881 | spin_unlock_bh(&card->ip_lock); |
e48b9eaa | 882 | str_len += snprintf(buf + str_len, PAGE_SIZE - str_len, "\n"); |
4a71df50 | 883 | |
e48b9eaa | 884 | return str_len; |
4a71df50 FB |
885 | } |
886 | ||
887 | static ssize_t qeth_l3_dev_rxip_add4_show(struct device *dev, | |
888 | struct device_attribute *attr, char *buf) | |
889 | { | |
890 | struct qeth_card *card = dev_get_drvdata(dev); | |
891 | ||
892 | if (!card) | |
893 | return -EINVAL; | |
894 | ||
895 | return qeth_l3_dev_rxip_add_show(buf, card, QETH_PROT_IPV4); | |
896 | } | |
897 | ||
898 | static int qeth_l3_parse_rxipe(const char *buf, enum qeth_prot_versions proto, | |
899 | u8 *addr) | |
900 | { | |
aa9bea0b KM |
901 | __be32 ipv4_addr; |
902 | struct in6_addr ipv6_addr; | |
903 | ||
4a71df50 | 904 | if (qeth_l3_string_to_ipaddr(buf, proto, addr)) { |
4a71df50 FB |
905 | return -EINVAL; |
906 | } | |
aa9bea0b KM |
907 | if (proto == QETH_PROT_IPV4) { |
908 | memcpy(&ipv4_addr, addr, sizeof(ipv4_addr)); | |
909 | if (ipv4_is_multicast(ipv4_addr)) { | |
910 | QETH_DBF_MESSAGE(2, "multicast rxip not supported.\n"); | |
911 | return -EINVAL; | |
912 | } | |
913 | } else if (proto == QETH_PROT_IPV6) { | |
914 | memcpy(&ipv6_addr, addr, sizeof(ipv6_addr)); | |
915 | if (ipv6_addr_is_multicast(&ipv6_addr)) { | |
916 | QETH_DBF_MESSAGE(2, "multicast rxip not supported.\n"); | |
917 | return -EINVAL; | |
918 | } | |
919 | } | |
920 | ||
4a71df50 FB |
921 | return 0; |
922 | } | |
923 | ||
924 | static ssize_t qeth_l3_dev_rxip_add_store(const char *buf, size_t count, | |
925 | struct qeth_card *card, enum qeth_prot_versions proto) | |
926 | { | |
927 | u8 addr[16] = {0, }; | |
928 | int rc; | |
929 | ||
c4949f07 | 930 | mutex_lock(&card->conf_mutex); |
4a71df50 | 931 | rc = qeth_l3_parse_rxipe(buf, proto, addr); |
c4949f07 FB |
932 | if (!rc) |
933 | rc = qeth_l3_add_rxip(card, proto, addr); | |
934 | mutex_unlock(&card->conf_mutex); | |
935 | return rc ? rc : count; | |
4a71df50 FB |
936 | } |
937 | ||
938 | static ssize_t qeth_l3_dev_rxip_add4_store(struct device *dev, | |
939 | struct device_attribute *attr, const char *buf, size_t count) | |
940 | { | |
941 | struct qeth_card *card = dev_get_drvdata(dev); | |
942 | ||
943 | if (!card) | |
944 | return -EINVAL; | |
945 | ||
946 | return qeth_l3_dev_rxip_add_store(buf, count, card, QETH_PROT_IPV4); | |
947 | } | |
948 | ||
949 | static QETH_DEVICE_ATTR(rxip_add4, add4, 0644, | |
950 | qeth_l3_dev_rxip_add4_show, | |
951 | qeth_l3_dev_rxip_add4_store); | |
952 | ||
953 | static ssize_t qeth_l3_dev_rxip_del_store(const char *buf, size_t count, | |
954 | struct qeth_card *card, enum qeth_prot_versions proto) | |
955 | { | |
956 | u8 addr[16]; | |
957 | int rc; | |
958 | ||
c4949f07 | 959 | mutex_lock(&card->conf_mutex); |
4a71df50 | 960 | rc = qeth_l3_parse_rxipe(buf, proto, addr); |
c4949f07 FB |
961 | if (!rc) |
962 | qeth_l3_del_rxip(card, proto, addr); | |
963 | mutex_unlock(&card->conf_mutex); | |
964 | return rc ? rc : count; | |
4a71df50 FB |
965 | } |
966 | ||
967 | static ssize_t qeth_l3_dev_rxip_del4_store(struct device *dev, | |
968 | struct device_attribute *attr, const char *buf, size_t count) | |
969 | { | |
970 | struct qeth_card *card = dev_get_drvdata(dev); | |
971 | ||
972 | if (!card) | |
973 | return -EINVAL; | |
974 | ||
975 | return qeth_l3_dev_rxip_del_store(buf, count, card, QETH_PROT_IPV4); | |
976 | } | |
977 | ||
978 | static QETH_DEVICE_ATTR(rxip_del4, del4, 0200, NULL, | |
979 | qeth_l3_dev_rxip_del4_store); | |
980 | ||
981 | static ssize_t qeth_l3_dev_rxip_add6_show(struct device *dev, | |
982 | struct device_attribute *attr, char *buf) | |
983 | { | |
984 | struct qeth_card *card = dev_get_drvdata(dev); | |
985 | ||
986 | if (!card) | |
987 | return -EINVAL; | |
988 | ||
989 | return qeth_l3_dev_rxip_add_show(buf, card, QETH_PROT_IPV6); | |
990 | } | |
991 | ||
992 | static ssize_t qeth_l3_dev_rxip_add6_store(struct device *dev, | |
993 | struct device_attribute *attr, const char *buf, size_t count) | |
994 | { | |
995 | struct qeth_card *card = dev_get_drvdata(dev); | |
996 | ||
997 | if (!card) | |
998 | return -EINVAL; | |
999 | ||
1000 | return qeth_l3_dev_rxip_add_store(buf, count, card, QETH_PROT_IPV6); | |
1001 | } | |
1002 | ||
1003 | static QETH_DEVICE_ATTR(rxip_add6, add6, 0644, | |
1004 | qeth_l3_dev_rxip_add6_show, | |
1005 | qeth_l3_dev_rxip_add6_store); | |
1006 | ||
1007 | static ssize_t qeth_l3_dev_rxip_del6_store(struct device *dev, | |
1008 | struct device_attribute *attr, const char *buf, size_t count) | |
1009 | { | |
1010 | struct qeth_card *card = dev_get_drvdata(dev); | |
1011 | ||
1012 | if (!card) | |
1013 | return -EINVAL; | |
1014 | ||
1015 | return qeth_l3_dev_rxip_del_store(buf, count, card, QETH_PROT_IPV6); | |
1016 | } | |
1017 | ||
1018 | static QETH_DEVICE_ATTR(rxip_del6, del6, 0200, NULL, | |
1019 | qeth_l3_dev_rxip_del6_store); | |
1020 | ||
1021 | static struct attribute *qeth_rxip_device_attrs[] = { | |
1022 | &dev_attr_rxip_add4.attr, | |
1023 | &dev_attr_rxip_del4.attr, | |
1024 | &dev_attr_rxip_add6.attr, | |
1025 | &dev_attr_rxip_del6.attr, | |
1026 | NULL, | |
1027 | }; | |
1028 | ||
cfe9a042 | 1029 | static const struct attribute_group qeth_device_rxip_group = { |
4a71df50 FB |
1030 | .name = "rxip", |
1031 | .attrs = qeth_rxip_device_attrs, | |
1032 | }; | |
1033 | ||
ab25a501 JW |
1034 | static const struct attribute_group *qeth_l3_only_attr_groups[] = { |
1035 | &qeth_l3_device_attr_group, | |
1036 | &qeth_device_ipato_group, | |
1037 | &qeth_device_vipa_group, | |
1038 | &qeth_device_rxip_group, | |
1039 | NULL, | |
1040 | }; | |
1041 | ||
4a71df50 FB |
1042 | int qeth_l3_create_device_attributes(struct device *dev) |
1043 | { | |
ab25a501 | 1044 | return sysfs_create_groups(&dev->kobj, qeth_l3_only_attr_groups); |
4a71df50 FB |
1045 | } |
1046 | ||
1047 | void qeth_l3_remove_device_attributes(struct device *dev) | |
1048 | { | |
ab25a501 | 1049 | sysfs_remove_groups(&dev->kobj, qeth_l3_only_attr_groups); |
4a71df50 | 1050 | } |
79a04e40 UB |
1051 | |
1052 | const struct attribute_group *qeth_l3_attr_groups[] = { | |
1053 | &qeth_device_attr_group, | |
1054 | &qeth_device_blkt_group, | |
ab25a501 | 1055 | /* l3 specific, see qeth_l3_only_attr_groups: */ |
79a04e40 UB |
1056 | &qeth_l3_device_attr_group, |
1057 | &qeth_device_ipato_group, | |
1058 | &qeth_device_vipa_group, | |
1059 | &qeth_device_rxip_group, | |
ab25a501 | 1060 | NULL, |
79a04e40 | 1061 | }; |