63 static ssize_t nvmet_addr_adrfam_show(struct config_item *item, char *page)  in nvmet_addr_adrfam_show()  argument
70 			return snprintf(page, PAGE_SIZE, "%s\n",  in nvmet_addr_adrfam_show()
74 	return snprintf(page, PAGE_SIZE, "\n");  in nvmet_addr_adrfam_show()
78 		const char *page, size_t count)  in nvmet_addr_adrfam_store()  argument
87 		if (sysfs_streq(page, nvmet_addr_family[i].name))  in nvmet_addr_adrfam_store()
91 	pr_err("Invalid value '%s' for adrfam\n", page);  in nvmet_addr_adrfam_store()
102 		char *page)  in nvmet_addr_portid_show()  argument
106 	return snprintf(page, PAGE_SIZE, "%d\n", le16_to_cpu(portid));  in nvmet_addr_portid_show()
110 		const char *page, size_t count)  in nvmet_addr_portid_store()  argument
115 	if (kstrtou16(page, 0, &portid)) {  in nvmet_addr_portid_store()
116 		pr_err("Invalid value '%s' for portid\n", page);  in nvmet_addr_portid_store()
130 		char *page)  in nvmet_addr_traddr_show()  argument
134 	return snprintf(page, PAGE_SIZE, "%s\n", port->disc_addr.traddr);  in nvmet_addr_traddr_show()
138 		const char *page, size_t count)  in nvmet_addr_traddr_store()  argument
143 		pr_err("Invalid value '%s' for traddr\n", page);  in nvmet_addr_traddr_store()
150 	if (sscanf(page, "%s\n", port->disc_addr.traddr) != 1)  in nvmet_addr_traddr_store()
163 static ssize_t nvmet_addr_treq_show(struct config_item *item, char *page)  in nvmet_addr_treq_show()  argument
171 			return snprintf(page, PAGE_SIZE, "%s\n",  in nvmet_addr_treq_show()
175 	return snprintf(page, PAGE_SIZE, "\n");  in nvmet_addr_treq_show()
179 		const char *page, size_t count)  in nvmet_addr_treq_store()  argument
189 		if (sysfs_streq(page, nvmet_addr_treq[i].name))  in nvmet_addr_treq_store()
193 	pr_err("Invalid value '%s' for treq\n", page);  in nvmet_addr_treq_store()
205 		char *page)  in nvmet_addr_trsvcid_show()  argument
209 	return snprintf(page, PAGE_SIZE, "%s\n", port->disc_addr.trsvcid);  in nvmet_addr_trsvcid_show()
213 		const char *page, size_t count)  in nvmet_addr_trsvcid_store()  argument
218 		pr_err("Invalid value '%s' for trsvcid\n", page);  in nvmet_addr_trsvcid_store()
224 	if (sscanf(page, "%s\n", port->disc_addr.trsvcid) != 1)  in nvmet_addr_trsvcid_store()
232 		char *page)  in nvmet_param_inline_data_size_show()  argument
236 	return snprintf(page, PAGE_SIZE, "%d\n", port->inline_data_size);  in nvmet_param_inline_data_size_show()
240 		const char *page, size_t count)  in nvmet_param_inline_data_size_store()  argument
247 	ret = kstrtoint(page, 0, &port->inline_data_size);  in nvmet_param_inline_data_size_store()
249 		pr_err("Invalid value '%s' for inline_data_size\n", page);  in nvmet_param_inline_data_size_store()
259 		char *page)  in nvmet_param_pi_enable_show()  argument
263 	return snprintf(page, PAGE_SIZE, "%d\n", port->pi_enable);  in nvmet_param_pi_enable_show()
267 		const char *page, size_t count)  in nvmet_param_pi_enable_store()  argument
272 	if (kstrtobool(page, &val))  in nvmet_param_pi_enable_store()
286 		char *page)  in nvmet_addr_trtype_show()  argument
293 			return snprintf(page, PAGE_SIZE,  in nvmet_addr_trtype_show()
297 	return sprintf(page, "\n");  in nvmet_addr_trtype_show()
308 		const char *page, size_t count)  in nvmet_addr_trtype_store()  argument
317 		if (sysfs_streq(page, nvmet_transport[i].name))  in nvmet_addr_trtype_store()
321 	pr_err("Invalid value '%s' for trtype\n", page);  in nvmet_addr_trtype_store()
337 static ssize_t nvmet_ns_device_path_show(struct config_item *item, char *page)  in nvmet_ns_device_path_show()  argument
339 	return sprintf(page, "%s\n", to_nvmet_ns(item)->device_path);  in nvmet_ns_device_path_show()
343 		const char *page, size_t count)  in nvmet_ns_device_path_store()  argument
356 	len = strcspn(page, "\n");  in nvmet_ns_device_path_store()
362 	ns->device_path = kmemdup_nul(page, len, GFP_KERNEL);  in nvmet_ns_device_path_store()
377 static ssize_t nvmet_ns_p2pmem_show(struct config_item *item, char *page)  in nvmet_ns_p2pmem_show()  argument
381 	return pci_p2pdma_enable_show(page, ns->p2p_dev, ns->use_p2pmem);  in nvmet_ns_p2pmem_show()
385 		const char *page, size_t count)  in nvmet_ns_p2pmem_store()  argument
399 	error = pci_p2pdma_enable_store(page, &p2p_dev, &use_p2pmem);  in nvmet_ns_p2pmem_store()
418 static ssize_t nvmet_ns_device_uuid_show(struct config_item *item, char *page)  in nvmet_ns_device_uuid_show()  argument
420 	return sprintf(page, "%pUb\n", &to_nvmet_ns(item)->uuid);  in nvmet_ns_device_uuid_show()
424 					  const char *page, size_t count)  in nvmet_ns_device_uuid_store()  argument
436 	if (uuid_parse(page, &ns->uuid))  in nvmet_ns_device_uuid_store()
446 static ssize_t nvmet_ns_device_nguid_show(struct config_item *item, char *page)  in nvmet_ns_device_nguid_show()  argument
448 	return sprintf(page, "%pUb\n", &to_nvmet_ns(item)->nguid);  in nvmet_ns_device_nguid_show()
452 		const char *page, size_t count)  in nvmet_ns_device_nguid_store()  argument
457 	const char *p = page;  in nvmet_ns_device_nguid_store()
468 		if (p + 2 > page + count) {  in nvmet_ns_device_nguid_store()
492 static ssize_t nvmet_ns_ana_grpid_show(struct config_item *item, char *page)  in nvmet_ns_ana_grpid_show()  argument
494 	return sprintf(page, "%u\n", to_nvmet_ns(item)->anagrpid);  in nvmet_ns_ana_grpid_show()
498 		const char *page, size_t count)  in nvmet_ns_ana_grpid_store()  argument
504 	ret = kstrtou32(page, 0, &newgrpid);  in nvmet_ns_ana_grpid_store()
526 static ssize_t nvmet_ns_enable_show(struct config_item *item, char *page)  in nvmet_ns_enable_show()  argument
528 	return sprintf(page, "%d\n", to_nvmet_ns(item)->enabled);  in nvmet_ns_enable_show()
532 		const char *page, size_t count)  in nvmet_ns_enable_store()  argument
538 	if (kstrtobool(page, &enable))  in nvmet_ns_enable_store()
559 static ssize_t nvmet_ns_buffered_io_show(struct config_item *item, char *page)  in nvmet_ns_buffered_io_show()  argument
561 	return sprintf(page, "%d\n", to_nvmet_ns(item)->buffered_io);  in nvmet_ns_buffered_io_show()
565 		const char *page, size_t count)  in nvmet_ns_buffered_io_store()  argument
570 	if (kstrtobool(page, &val))  in nvmet_ns_buffered_io_store()
588 		const char *page, size_t count)  in nvmet_ns_revalidate_size_store()  argument
593 	if (kstrtobool(page, &val))  in nvmet_ns_revalidate_size_store()
699 		char *page)  in nvmet_passthru_device_path_show()  argument
703 	return snprintf(page, PAGE_SIZE, "%s\n", subsys->passthru_ctrl_path);  in nvmet_passthru_device_path_show()
707 		const char *page, size_t count)  in nvmet_passthru_device_path_store()  argument
720 	len = strcspn(page, "\n");  in nvmet_passthru_device_path_store()
726 	subsys->passthru_ctrl_path = kstrndup(page, len, GFP_KERNEL);  in nvmet_passthru_device_path_store()
740 		char *page)  in nvmet_passthru_enable_show()  argument
744 	return sprintf(page, "%d\n", subsys->passthru_ctrl ? 1 : 0);  in nvmet_passthru_enable_show()
748 		const char *page, size_t count)  in nvmet_passthru_enable_store()  argument
754 	if (kstrtobool(page, &enable))  in nvmet_passthru_enable_store()
767 		char *page)  in nvmet_passthru_admin_timeout_show()  argument
769 	return sprintf(page, "%u\n", to_subsys(item->ci_parent)->admin_timeout);  in nvmet_passthru_admin_timeout_show()
773 		const char *page, size_t count)  in nvmet_passthru_admin_timeout_store()  argument
778 	if (kstrtouint(page, 0, &timeout))  in nvmet_passthru_admin_timeout_store()
786 		char *page)  in nvmet_passthru_io_timeout_show()  argument
788 	return sprintf(page, "%u\n", to_subsys(item->ci_parent)->io_timeout);  in nvmet_passthru_io_timeout_show()
792 		const char *page, size_t count)  in nvmet_passthru_io_timeout_store()  argument
797 	if (kstrtouint(page, 0, &timeout))  in nvmet_passthru_io_timeout_store()
805 		char *page)  in nvmet_passthru_clear_ids_show()  argument
807 	return sprintf(page, "%u\n", to_subsys(item->ci_parent)->clear_ids);  in nvmet_passthru_clear_ids_show()
811 		const char *page, size_t count)  in nvmet_passthru_clear_ids_store()  argument
816 	if (kstrtouint(page, 0, &clear_ids))  in nvmet_passthru_clear_ids_store()
1008 		char *page)  in nvmet_subsys_attr_allow_any_host_show()  argument
1010 	return snprintf(page, PAGE_SIZE, "%d\n",  in nvmet_subsys_attr_allow_any_host_show()
1015 		const char *page, size_t count)  in nvmet_subsys_attr_allow_any_host_store()  argument
1021 	if (kstrtobool(page, &allow_any_host))  in nvmet_subsys_attr_allow_any_host_store()
1044 					      char *page)  in nvmet_subsys_attr_version_show()  argument
1049 		return snprintf(page, PAGE_SIZE, "%llu.%llu.%llu\n",  in nvmet_subsys_attr_version_show()
1054 	return snprintf(page, PAGE_SIZE, "%llu.%llu\n",  in nvmet_subsys_attr_version_show()
1061 		const char *page, size_t count)  in nvmet_subsys_attr_version_store_locked()  argument
1083 	ret = sscanf(page, "%d.%d.%d\n", &major, &minor, &tertiary);  in nvmet_subsys_attr_version_store_locked()
1093 					       const char *page, size_t count)  in nvmet_subsys_attr_version_store()  argument
1100 	ret = nvmet_subsys_attr_version_store_locked(subsys, page, count);  in nvmet_subsys_attr_version_store()
1115 					     char *page)  in nvmet_subsys_attr_serial_show()  argument
1119 	return snprintf(page, PAGE_SIZE, "%.*s\n",  in nvmet_subsys_attr_serial_show()
1125 		const char *page, size_t count)  in nvmet_subsys_attr_serial_store_locked()  argument
1127 	int pos, len = strcspn(page, "\n");  in nvmet_subsys_attr_serial_store_locked()
1142 		if (!nvmet_is_ascii(page[pos])) {  in nvmet_subsys_attr_serial_store_locked()
1148 	memcpy_and_pad(subsys->serial, NVMET_SN_MAX_SIZE, page, len, ' ');  in nvmet_subsys_attr_serial_store_locked()
1154 					      const char *page, size_t count)  in nvmet_subsys_attr_serial_store()  argument
1161 	ret = nvmet_subsys_attr_serial_store_locked(subsys, page, count);  in nvmet_subsys_attr_serial_store()
1170 						 char *page)  in nvmet_subsys_attr_cntlid_min_show()  argument
1172 	return snprintf(page, PAGE_SIZE, "%u\n", to_subsys(item)->cntlid_min);  in nvmet_subsys_attr_cntlid_min_show()
1176 						  const char *page, size_t cnt)  in nvmet_subsys_attr_cntlid_min_store()  argument
1180 	if (sscanf(page, "%hu\n", &cntlid_min) != 1)  in nvmet_subsys_attr_cntlid_min_store()
1200 						 char *page)  in nvmet_subsys_attr_cntlid_max_show()  argument
1202 	return snprintf(page, PAGE_SIZE, "%u\n", to_subsys(item)->cntlid_max);  in nvmet_subsys_attr_cntlid_max_show()
1206 						  const char *page, size_t cnt)  in nvmet_subsys_attr_cntlid_max_store()  argument
1210 	if (sscanf(page, "%hu\n", &cntlid_max) != 1)  in nvmet_subsys_attr_cntlid_max_store()
1230 					    char *page)  in nvmet_subsys_attr_model_show()  argument
1234 	return snprintf(page, PAGE_SIZE, "%s\n", subsys->model_number);  in nvmet_subsys_attr_model_show()
1238 		const char *page, size_t count)  in nvmet_subsys_attr_model_store_locked()  argument
1249 	len = strcspn(page, "\n");  in nvmet_subsys_attr_model_store_locked()
1260 		if (!nvmet_is_ascii(page[pos]))  in nvmet_subsys_attr_model_store_locked()
1264 	val = kmemdup_nul(page, len, GFP_KERNEL);  in nvmet_subsys_attr_model_store_locked()
1273 					     const char *page, size_t count)  in nvmet_subsys_attr_model_store()  argument
1280 	ret = nvmet_subsys_attr_model_store_locked(subsys, page, count);  in nvmet_subsys_attr_model_store()
1289 					    char *page)  in nvmet_subsys_attr_ieee_oui_show()  argument
1293 	return sysfs_emit(page, "0x%06x\n", subsys->ieee_oui);  in nvmet_subsys_attr_ieee_oui_show()
1297 		const char *page, size_t count)  in nvmet_subsys_attr_ieee_oui_store_locked()  argument
1308 	ret = kstrtou32(page, 0, &val);  in nvmet_subsys_attr_ieee_oui_store_locked()
1321 					     const char *page, size_t count)  in nvmet_subsys_attr_ieee_oui_store()  argument
1328 	ret = nvmet_subsys_attr_ieee_oui_store_locked(subsys, page, count);  in nvmet_subsys_attr_ieee_oui_store()
1337 					    char *page)  in nvmet_subsys_attr_firmware_show()  argument
1341 	return sysfs_emit(page, "%s\n", subsys->firmware_rev);  in nvmet_subsys_attr_firmware_show()
1345 		const char *page, size_t count)  in nvmet_subsys_attr_firmware_store_locked()  argument
1356 	len = strcspn(page, "\n");  in nvmet_subsys_attr_firmware_store_locked()
1367 		if (!nvmet_is_ascii(page[pos]))  in nvmet_subsys_attr_firmware_store_locked()
1371 	val = kmemdup_nul(page, len, GFP_KERNEL);  in nvmet_subsys_attr_firmware_store_locked()
1383 					     const char *page, size_t count)  in nvmet_subsys_attr_firmware_store()  argument
1390 	ret = nvmet_subsys_attr_firmware_store_locked(subsys, page, count);  in nvmet_subsys_attr_firmware_store()
1400 						char *page)  in nvmet_subsys_attr_pi_enable_show()  argument
1402 	return snprintf(page, PAGE_SIZE, "%d\n", to_subsys(item)->pi_support);  in nvmet_subsys_attr_pi_enable_show()
1406 						 const char *page, size_t count)  in nvmet_subsys_attr_pi_enable_store()  argument
1411 	if (kstrtobool(page, &pi_enable))  in nvmet_subsys_attr_pi_enable_store()
1421 					      char *page)  in nvmet_subsys_attr_qid_max_show()  argument
1423 	return snprintf(page, PAGE_SIZE, "%u\n", to_subsys(item)->max_qid);  in nvmet_subsys_attr_qid_max_show()
1427 					       const char *page, size_t cnt)  in nvmet_subsys_attr_qid_max_store()  argument
1433 	if (sscanf(page, "%hu\n", &qid_max) != 1)  in nvmet_subsys_attr_qid_max_store()
1528 		char *page)  in nvmet_referral_enable_show()  argument
1530 	return snprintf(page, PAGE_SIZE, "%d\n", to_nvmet_port(item)->enabled);  in nvmet_referral_enable_show()
1534 		const char *page, size_t count)  in nvmet_referral_enable_store()  argument
1540 	if (kstrtobool(page, &enable))  in nvmet_referral_enable_store()
1550 	pr_err("Invalid value '%s' for enable\n", page);  in nvmet_referral_enable_store()
1630 		char *page)  in nvmet_ana_group_ana_state_show()  argument
1638 			return sprintf(page, "%s\n", nvmet_ana_state[i].name);  in nvmet_ana_group_ana_state_show()
1641 	return sprintf(page, "\n");  in nvmet_ana_group_ana_state_show()
1645 		const char *page, size_t count)  in nvmet_ana_group_ana_state_store()  argument
1652 		if (sysfs_streq(page, nvmet_ana_state[i].name))  in nvmet_ana_group_ana_state_store()
1656 	pr_err("Invalid value '%s' for ana_state\n", page);  in nvmet_ana_group_ana_state_store()
1861 		char *page)  in nvmet_host_dhchap_key_show()  argument
1866 		return sprintf(page, "\n");  in nvmet_host_dhchap_key_show()
1867 	return sprintf(page, "%s\n", dhchap_secret);  in nvmet_host_dhchap_key_show()
1871 		const char *page, size_t count)  in nvmet_host_dhchap_key_store()  argument
1876 	ret = nvmet_auth_set_key(host, page, false);  in nvmet_host_dhchap_key_store()
1888 		char *page)  in nvmet_host_dhchap_ctrl_key_show()  argument
1893 		return sprintf(page, "\n");  in nvmet_host_dhchap_ctrl_key_show()
1894 	return sprintf(page, "%s\n", dhchap_secret);  in nvmet_host_dhchap_ctrl_key_show()
1898 		const char *page, size_t count)  in nvmet_host_dhchap_ctrl_key_store()  argument
1903 	ret = nvmet_auth_set_key(host, page, true);  in nvmet_host_dhchap_ctrl_key_store()
1915 		char *page)  in nvmet_host_dhchap_hash_show()  argument
1920 	return sprintf(page, "%s\n", hash_name ? hash_name : "none");  in nvmet_host_dhchap_hash_show()
1924 		const char *page, size_t count)  in nvmet_host_dhchap_hash_store()  argument
1929 	hmac_id = nvme_auth_hmac_id(page);  in nvmet_host_dhchap_hash_store()
1941 		char *page)  in nvmet_host_dhchap_dhgroup_show()  argument
1946 	return sprintf(page, "%s\n", dhgroup ? dhgroup : "none");  in nvmet_host_dhchap_dhgroup_show()
1950 		const char *page, size_t count)  in nvmet_host_dhchap_dhgroup_store()  argument
1955 	dhgroup_id = nvme_auth_dhgroup_id(page);  in nvmet_host_dhchap_dhgroup_store()