1 // SPDX-License-Identifier: GPL-2.0
24 	if ((proto == QETH_PROT_IPV4 && !in4_pton(buf, -1, addr, -1, &end)) ||  in qeth_l3_string_to_ipaddr()
25 	    (proto == QETH_PROT_IPV6 && !in6_pton(buf, -1, addr, -1, &end)))  in qeth_l3_string_to_ipaddr()
26 		return -EINVAL;  in qeth_l3_string_to_ipaddr()
33 	switch (route->type) {  in qeth_l3_dev_route_show()
39 		if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO)  in qeth_l3_dev_route_show()
44 		if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO)  in qeth_l3_dev_route_show()
49 		if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO)  in qeth_l3_dev_route_show()
63 	return qeth_l3_dev_route_show(card, &card->options.route4, buf);  in qeth_l3_dev_route4_show()
70 	enum qeth_routing_types old_route_type = route->type;  in qeth_l3_dev_route_store()
73 	mutex_lock(&card->conf_mutex);  in qeth_l3_dev_route_store()
75 		route->type = NO_ROUTER;  in qeth_l3_dev_route_store()
77 		route->type = PRIMARY_CONNECTOR;  in qeth_l3_dev_route_store()
79 		route->type = SECONDARY_CONNECTOR;  in qeth_l3_dev_route_store()
81 		route->type = PRIMARY_ROUTER;  in qeth_l3_dev_route_store()
83 		route->type = SECONDARY_ROUTER;  in qeth_l3_dev_route_store()
85 		route->type = MULTICAST_ROUTER;  in qeth_l3_dev_route_store()
87 		rc = -EINVAL;  in qeth_l3_dev_route_store()
91 	    (old_route_type != route->type)) {  in qeth_l3_dev_route_store()
99 		route->type = old_route_type;  in qeth_l3_dev_route_store()
100 	mutex_unlock(&card->conf_mutex);  in qeth_l3_dev_route_store()
109 	return qeth_l3_dev_route_store(card, &card->options.route4,  in qeth_l3_dev_route4_store()
121 	return qeth_l3_dev_route_show(card, &card->options.route6, buf);  in qeth_l3_dev_route6_show()
129 	return qeth_l3_dev_route_store(card, &card->options.route6,  in qeth_l3_dev_route6_store()
141 	return sprintf(buf, "%i\n", card->options.sniffer ? 1 : 0);  in qeth_l3_dev_sniffer_show()
152 		return -EPERM;  in qeth_l3_dev_sniffer_store()
153 	if (card->options.cq == QETH_CQ_ENABLED)  in qeth_l3_dev_sniffer_store()
154 		return -EPERM;  in qeth_l3_dev_sniffer_store()
156 	mutex_lock(&card->conf_mutex);  in qeth_l3_dev_sniffer_store()
157 	if (card->state != CARD_STATE_DOWN) {  in qeth_l3_dev_sniffer_store()
158 		rc = -EPERM;  in qeth_l3_dev_sniffer_store()
164 		rc = -EINVAL;  in qeth_l3_dev_sniffer_store()
169 		card->options.sniffer = i;  in qeth_l3_dev_sniffer_store()
172 		qdio_get_ssqd_desc(CARD_DDEV(card), &card->ssqd);  in qeth_l3_dev_sniffer_store()
173 		if (card->ssqd.qdioac2 & CHSC_AC2_SNIFFER_AVAILABLE) {  in qeth_l3_dev_sniffer_store()
174 			card->options.sniffer = i;  in qeth_l3_dev_sniffer_store()
177 			rc = -EPERM;  in qeth_l3_dev_sniffer_store()
182 		rc = -EINVAL;  in qeth_l3_dev_sniffer_store()
185 	mutex_unlock(&card->conf_mutex);  in qeth_l3_dev_sniffer_store()
199 		return -EPERM;  in qeth_l3_dev_hsuid_show()
201 	memcpy(tmp_hsuid, card->options.hsuid, sizeof(tmp_hsuid));  in qeth_l3_dev_hsuid_show()
214 		return -EPERM;  in qeth_l3_dev_hsuid_store()
216 	mutex_lock(&card->conf_mutex);  in qeth_l3_dev_hsuid_store()
217 	if (card->state != CARD_STATE_DOWN) {  in qeth_l3_dev_hsuid_store()
218 		rc = -EPERM;  in qeth_l3_dev_hsuid_store()
222 	if (card->options.sniffer) {  in qeth_l3_dev_hsuid_store()
223 		rc = -EPERM;  in qeth_l3_dev_hsuid_store()
227 	if (card->options.cq == QETH_CQ_NOTAVAILABLE) {  in qeth_l3_dev_hsuid_store()
228 		rc = -EPERM;  in qeth_l3_dev_hsuid_store()
234 		rc = -EINVAL;  in qeth_l3_dev_hsuid_store()
238 	if (card->options.hsuid[0])  in qeth_l3_dev_hsuid_store()
244 		card->options.hsuid[0] = '\0';  in qeth_l3_dev_hsuid_store()
245 		memcpy(card->dev->perm_addr, card->options.hsuid, 9);  in qeth_l3_dev_hsuid_store()
251 		rc = -EPERM;  in qeth_l3_dev_hsuid_store()
255 	snprintf(card->options.hsuid, sizeof(card->options.hsuid),  in qeth_l3_dev_hsuid_store()
256 		 "%-8s", tmp);  in qeth_l3_dev_hsuid_store()
257 	ASCEBC(card->options.hsuid, 8);  in qeth_l3_dev_hsuid_store()
258 	memcpy(card->dev->perm_addr, card->options.hsuid, 9);  in qeth_l3_dev_hsuid_store()
263 	mutex_unlock(&card->conf_mutex);  in qeth_l3_dev_hsuid_store()
288 	return sprintf(buf, "%u\n", card->ipato.enabled ? 1 : 0);  in qeth_l3_dev_ipato_enable_show()
295 	bool enable;  in qeth_l3_dev_ipato_enable_store()  local
298 	mutex_lock(&card->conf_mutex);  in qeth_l3_dev_ipato_enable_store()
299 	if (card->state != CARD_STATE_DOWN) {  in qeth_l3_dev_ipato_enable_store()
300 		rc = -EPERM;  in qeth_l3_dev_ipato_enable_store()
304 	mutex_lock(&card->ip_lock);  in qeth_l3_dev_ipato_enable_store()
306 		enable = !card->ipato.enabled;  in qeth_l3_dev_ipato_enable_store()
307 	} else if (kstrtobool(buf, &enable)) {  in qeth_l3_dev_ipato_enable_store()
308 		rc = -EINVAL;  in qeth_l3_dev_ipato_enable_store()
312 	if (card->ipato.enabled != enable) {  in qeth_l3_dev_ipato_enable_store()
313 		card->ipato.enabled = enable;  in qeth_l3_dev_ipato_enable_store()
318 	mutex_unlock(&card->ip_lock);  in qeth_l3_dev_ipato_enable_store()
320 	mutex_unlock(&card->conf_mutex);  in qeth_l3_dev_ipato_enable_store()
324 static QETH_DEVICE_ATTR(ipato_enable, enable, 0644,
333 	return sprintf(buf, "%u\n", card->ipato.invert4 ? 1 : 0);  in qeth_l3_dev_ipato_invert4_show()
341 	bool invert;  in qeth_l3_dev_ipato_invert4_store()  local
344 	mutex_lock(&card->ip_lock);  in qeth_l3_dev_ipato_invert4_store()
346 		invert = !card->ipato.invert4;  in qeth_l3_dev_ipato_invert4_store()
347 	} else if (kstrtobool(buf, &invert)) {  in qeth_l3_dev_ipato_invert4_store()
348 		rc = -EINVAL;  in qeth_l3_dev_ipato_invert4_store()
352 	if (card->ipato.invert4 != invert) {  in qeth_l3_dev_ipato_invert4_store()
353 		card->ipato.invert4 = invert;  in qeth_l3_dev_ipato_invert4_store()
358 	mutex_unlock(&card->ip_lock);  in qeth_l3_dev_ipato_invert4_store()
372 	mutex_lock(&card->ip_lock);  in qeth_l3_dev_ipato_add_show()
373 	list_for_each_entry(ipatoe, &card->ipato.entries, entry) {  in qeth_l3_dev_ipato_add_show()
377 		if (ipatoe->proto != proto)  in qeth_l3_dev_ipato_add_show()
380 		entry_len = qeth_l3_ipaddr_to_string(proto, ipatoe->addr,  in qeth_l3_dev_ipato_add_show()
388 		if (entry_len + 1 > PAGE_SIZE - str_len - 1)  in qeth_l3_dev_ipato_add_show()
391 		entry_len = scnprintf(buf, PAGE_SIZE - str_len,  in qeth_l3_dev_ipato_add_show()
392 				      "%s/%i\n", addr_str, ipatoe->mask_bits);  in qeth_l3_dev_ipato_add_show()
396 	mutex_unlock(&card->ip_lock);  in qeth_l3_dev_ipato_add_show()
418 		return -EINVAL;  in qeth_l3_parse_ipatoe()
420 	/* Terminate the %addr sub-string, and parse it: */  in qeth_l3_parse_ipatoe()
431 		return -EINVAL;  in qeth_l3_parse_ipatoe()
450 		return -ENOMEM;  in qeth_l3_dev_ipato_add_store()
452 	ipatoe->proto = proto;  in qeth_l3_dev_ipato_add_store()
453 	memcpy(ipatoe->addr, addr, (proto == QETH_PROT_IPV4) ? 4 : 16);  in qeth_l3_dev_ipato_add_store()
454 	ipatoe->mask_bits = mask_bits;  in qeth_l3_dev_ipato_add_store()
504 	return sprintf(buf, "%u\n", card->ipato.invert6 ? 1 : 0);  in qeth_l3_dev_ipato_invert6_show()
511 	bool invert;  in qeth_l3_dev_ipato_invert6_store()  local
514 	mutex_lock(&card->ip_lock);  in qeth_l3_dev_ipato_invert6_store()
516 		invert = !card->ipato.invert6;  in qeth_l3_dev_ipato_invert6_store()
517 	} else if (kstrtobool(buf, &invert)) {  in qeth_l3_dev_ipato_invert6_store()
518 		rc = -EINVAL;  in qeth_l3_dev_ipato_invert6_store()
522 	if (card->ipato.invert6 != invert) {  in qeth_l3_dev_ipato_invert6_store()
523 		card->ipato.invert6 = invert;  in qeth_l3_dev_ipato_invert6_store()
528 	mutex_unlock(&card->ip_lock);  in qeth_l3_dev_ipato_invert6_store()
593 	mutex_lock(&card->ip_lock);  in qeth_l3_dev_ip_add_show()
594 	hash_for_each(card->ip_htable, i, ipaddr, hnode) {  in qeth_l3_dev_ip_add_show()
598 		if (ipaddr->proto != proto || ipaddr->type != type)  in qeth_l3_dev_ip_add_show()
601 		entry_len = qeth_l3_ipaddr_to_string(proto, (u8 *)&ipaddr->u,  in qeth_l3_dev_ip_add_show()
607 		if (entry_len + 1 > PAGE_SIZE - str_len - 1)  in qeth_l3_dev_ip_add_show()
610 		entry_len = scnprintf(buf, PAGE_SIZE - str_len, "%s\n",  in qeth_l3_dev_ip_add_show()
615 	mutex_unlock(&card->ip_lock);  in qeth_l3_dev_ip_add_show()
716 		return -EINVAL;  in qeth_l3_parse_rxipe()
722 			return -EINVAL;  in qeth_l3_parse_rxipe()
728 			return -EINVAL;  in qeth_l3_parse_rxipe()
818 	return sysfs_create_groups(&dev->kobj, qeth_l3_only_attr_groups);  in qeth_l3_create_device_attributes()
823 	sysfs_remove_groups(&dev->kobj, qeth_l3_only_attr_groups);  in qeth_l3_remove_device_attributes()