58  *   <devno>		: (0x)?[0-9a-fA-F]+
59  *   <busid>		: [0-0a-f]\.[0-9a-f]\.(0x)?[0-9a-fA-F]+
70 int dasd_probeonly =  0;	/* is true, when probeonly mode is active */
71 int dasd_autodetect = 0;	/* is true, when autodetection is active */
72 int dasd_nopav = 0;		/* is true, when PAV is disabled */
103 	hash = 0;  in dasd_hash_busid()
104 	for (i = 0; (i < DASD_BUS_ID_SIZE) && *bus_id; i++, bus_id++)  in dasd_hash_busid()
106 	return hash & 0xff;  in dasd_hash_busid()
140 	if (strncmp(DASD_IPLDEV, str, strlen(DASD_IPLDEV)) == 0) {  in dasd_busid()
145 		*id0 = 0;  in dasd_busid()
149 		return 0;  in dasd_busid()
152 	/* Old style 0xXXXX or XXXX */  in dasd_busid()
154 		*id0 = *id1 = 0;  in dasd_busid()
155 		if (val > 0xffff)  in dasd_busid()
158 		return 0;  in dasd_busid()
163 	if (kstrtouint(tok, 16, &val) || val > 0xff)  in dasd_busid()
168 	if (kstrtouint(tok, 16, &val) || val > 0xff)  in dasd_busid()
173 	if (kstrtouint(tok, 16, &val) || val > 0xffff)  in dasd_busid()
177 	return 0;  in dasd_busid()
187 	features = 0;  in dasd_feature_list()
188 	rc = 0;  in dasd_feature_list()
194 		for (len = 0;  in dasd_feature_list()
230 	if (strncmp("autodetect", keyword, length) == 0) {  in dasd_parse_keyword()
233 		return 0;  in dasd_parse_keyword()
235 	if (strncmp("probeonly", keyword, length) == 0) {  in dasd_parse_keyword()
238 		return 0;  in dasd_parse_keyword()
240 	if (strncmp("nopav", keyword, length) == 0) {  in dasd_parse_keyword()
247 		return 0;  in dasd_parse_keyword()
249 	if (strncmp("nofcx", keyword, length) == 0) {  in dasd_parse_keyword()
253 		return 0;  in dasd_parse_keyword()
255 	if (strncmp("fixedbuffers", keyword, length) == 0) {  in dasd_parse_keyword()
257 			return 0;  in dasd_parse_keyword()
268 		return 0;  in dasd_parse_keyword()
280  * 0x4321 -> from: 0x4321 to: null features: null
285 	int rc = 0;  in dasd_evaluate_range_param()
320 	int rc = 0;  in dasd_parse_range()
353 	if (features < 0) {  in dasd_parse_range()
385 	rc = 0;  in dasd_parse()
386 	for (i = 0; i < DASD_MAX_PARAMS; i++) {  in dasd_parse()
390 		if (*cur == '\0')  in dasd_parse()
423 		if (strncmp(tmp->bus_id, bus_id, DASD_BUS_ID_SIZE) == 0) {  in dasd_add_busid()
451 		if (strncmp(tmp->bus_id, bus_id, DASD_BUS_ID_SIZE) == 0) {  in dasd_find_busid_locked()
479 	return IS_ERR(dasd_find_busid(bus_id)) ? -ENOENT : 0;  in dasd_busid_known()
493 	for (i = 0; i < 256; i++) {  in dasd_forget_ranges()
515 	for (i = 0; (i < 256) && !devmap; i++)  in dasd_device_from_devindex()
574 		rc = 0;  in dasd_create_device()
621 	return 0;  in dasd_devmap_get_pprc_status()
635 	for (i = 0; i < DASD_CP_ENTRIES; i++) {  in dasd_devmap_entry_from_pprc_data()
674 	if (i < 0) {  in dasd_devmap_check_copy_relation()
681 		if (data->dev_info[i].flags & 0x80) {  in dasd_devmap_check_copy_relation()
695 		if (!(data->dev_info[i].flags & 0x80)) {  in dasd_devmap_check_copy_relation()
714 	for (j = 0; j < DASD_CP_ENTRIES; j++) {  in dasd_devmap_check_copy_relation()
726 		if (dasd_devmap_entry_from_pprc_data(tmp_dat, uid, entry->primary) < 0) {  in dasd_devmap_check_copy_relation()
735 	return 0;  in dasd_devmap_check_copy_relation()
748 	for (i = 0; i < DASD_CP_ENTRIES; i++) {  in dasd_devmap_delete_copy_relation_device()
768 	int i, rc = 0;  in dasd_devmap_set_device_copy_relation()
794 	if (!data->dev_info[0].state) {  in dasd_devmap_set_device_copy_relation()
800 	for (i = 0; i < DASD_CP_ENTRIES; i++) {  in dasd_devmap_set_device_copy_relation()
803 			    copy->entry[i].busid, DASD_BUS_ID_SIZE) == 0) {  in dasd_devmap_set_device_copy_relation()
871 	wait_event(dasd_delete_wq, atomic_read(&device->ref_count) == 0);  in dasd_delete_device()
976 		ff_flag = (devmap->features & DASD_FEATURE_FAILFAST) != 0;  in dasd_ff_show()
978 		ff_flag = (DASD_FEATURE_DEFAULT & DASD_FEATURE_FAILFAST) != 0;  in dasd_ff_show()
979 	return sysfs_emit(buf, ff_flag ? "1\n" : "0\n");  in dasd_ff_show()
988 	if (kstrtouint(buf, 0, &val) || val > 1)  in dasd_ff_store()
1006 	int ro_flag = 0;  in dasd_ro_show()
1021 	return sysfs_emit(buf, ro_flag ? "1\n" : "0\n");  in dasd_ro_show()
1034 	if (kstrtouint(buf, 0, &val) || val > 1)  in dasd_ro_store()
1079 		erplog = (devmap->features & DASD_FEATURE_ERPLOG) != 0;  in dasd_erplog_show()
1081 		erplog = (DASD_FEATURE_DEFAULT & DASD_FEATURE_ERPLOG) != 0;  in dasd_erplog_show()
1082 	return sysfs_emit(buf, erplog ? "1\n" : "0\n");  in dasd_erplog_show()
1092 	if (kstrtouint(buf, 0, &val) || val > 1)  in dasd_erplog_store()
1114 		use_diag = (devmap->features & DASD_FEATURE_USEDIAG) != 0;  in dasd_use_diag_show()
1116 		use_diag = (DASD_FEATURE_DEFAULT & DASD_FEATURE_USEDIAG) != 0;  in dasd_use_diag_show()
1117 	return sprintf(buf, use_diag ? "1\n" : "0\n");  in dasd_use_diag_show()
1132 	if (kstrtouint(buf, 0, &val) || val > 1)  in dasd_use_diag_store()
1163 		use_raw = (devmap->features & DASD_FEATURE_USERAW) != 0;  in dasd_use_raw_show()
1165 		use_raw = (DASD_FEATURE_DEFAULT & DASD_FEATURE_USERAW) != 0;  in dasd_use_raw_show()
1166 	return sprintf(buf, use_raw ? "1\n" : "0\n");  in dasd_use_raw_show()
1181 	if ((kstrtoul(buf, 10, &val) != 0) || val > 1)  in dasd_use_raw_store()
1259 	if (count < 0)  in dasd_access_show()
1341 		return sprintf(buf, "0\n");  in dasd_alias_show()
1353 	return sprintf(buf, "0\n");  in dasd_alias_show()
1390 	uid_string[0] = 0;  in dasd_uid_show()
1415 		if (strlen(uid.vduit) > 0)  in dasd_uid_show()
1444 		eer_flag = 0;  in dasd_eer_show()
1445 	return sysfs_emit(buf, eer_flag ? "1\n" : "0\n");  in dasd_eer_show()
1454 	int rc = 0;  in dasd_eer_store()
1460 	if (kstrtouint(buf, 0, &val) || val > 1)  in dasd_eer_store()
1483 	unsigned int aq_mask = 0;  in dasd_aq_mask_show()
1498 	if (kstrtouint(buf, 0, &val) || val > DASD_EER_VALID)  in dasd_aq_mask_store()
1528 		flag = (devmap->features & DASD_FEATURE_REQUEUEQUIESCE) != 0;  in dasd_aqr_show()
1531 			DASD_FEATURE_REQUEUEQUIESCE) != 0;  in dasd_aqr_show()
1581 	if ((kstrtouint(buf, 10, &val) != 0) ||  in dasd_aq_timeouts_store()
1582 	    val > DASD_RETRIES_MAX || val == 0) {  in dasd_aq_timeouts_store()
1625 	if ((kstrtoul(buf, 10, &val) != 0) ||  in dasd_expires_store()
1626 	    (val > DASD_EXPIRES_MAX) || val == 0) {  in dasd_expires_store()
1665 	if ((kstrtoul(buf, 10, &val) != 0) ||  in dasd_retries_store()
1706 	if ((kstrtoul(buf, 10, &val) != 0) ||  in dasd_timeout_store()
1738 	if ((kstrtouint(buf, 16, &val) != 0) || val > 0xff)  in dasd_path_reset_store()
1739 		val = 0;  in dasd_path_reset_store()
1775 	int rc = 0;  in dasd_reservation_policy_show()
1799 		rc = dasd_set_feature(cdev, DASD_FEATURE_FAILONSLCK, 0);  in dasd_reservation_policy_store()
1816 	int rc = 0;  in dasd_reservation_state_show()
1837 	int rc = 0;  in dasd_reservation_state_store()
1865 		return sprintf(buf, "0\n");  in dasd_pm_show()
1911 	if (kstrtoul(buf, 10, &val) != 0 || val > DASD_THRHLD_MAX) {  in dasd_path_threshold_store()
1937 		flag = (devmap->features & DASD_FEATURE_PATH_AUTODISABLE) != 0;  in dasd_path_autodisable_show()
1940 			DASD_FEATURE_PATH_AUTODISABLE) != 0;  in dasd_path_autodisable_show()
1941 	return sysfs_emit(buf, flag ? "1\n" : "0\n");  in dasd_path_autodisable_show()
1952 	if (kstrtouint(buf, 0, &val) || val > 1)  in dasd_path_autodisable_store()
1996 	if ((kstrtoul(buf, 10, &val) != 0) ||  in dasd_path_interval_store()
1997 	    (val > DASD_INTERVAL_MAX) || val == 0) {  in dasd_path_interval_store()
2057 	int len = 0;  in dasd_copy_pair_show()
2069 	for (i = 0; i < DASD_CP_ENTRIES; i++) {  in dasd_copy_pair_show()
2080 	for (i = 0; i < DASD_CP_ENTRIES; i++) {  in dasd_copy_pair_show()
2098 	for (i = 0; i < DASD_CP_ENTRIES; i++) {  in dasd_devmap_set_copy_relation()
2101 		    strncmp(copy->entry[i].busid, busid, DASD_BUS_ID_SIZE) == 0)  in dasd_devmap_set_copy_relation()
2102 			return 0;  in dasd_devmap_set_copy_relation()
2119 	return 0;  in dasd_devmap_set_copy_relation()
2129 	for (i = 0; i < DASD_CP_ENTRIES; i++) {  in dasd_devmap_del_copy_relation()
2131 		    strncmp(copy->entry[i].busid, busid, DASD_BUS_ID_SIZE) == 0)  in dasd_devmap_del_copy_relation()
2140 	memset(copy->entry[i].busid, 0, DASD_BUS_ID_SIZE);  in dasd_devmap_del_copy_relation()
2164 	for (i = 0; i < DASD_CP_ENTRIES; i++) {  in dasd_devmap_clear_copy_relation()
2175 	for (i = 0; i < DASD_CP_ENTRIES; i++) {  in dasd_devmap_clear_copy_relation()
2176 		if (strlen(copy->entry[i].busid) == 0)  in dasd_devmap_clear_copy_relation()
2185 		memset(copy->entry[i].busid, 0, DASD_BUS_ID_SIZE);  in dasd_devmap_clear_copy_relation()
2188 	rc = 0;  in dasd_devmap_clear_copy_relation()
2230 	return 0;  in dasd_devmap_parse_busid()
2245 	if (strncmp(buf, "clear", strlen("clear")) == 0) {  in dasd_copy_pair_store()
2255 	if (strncmp(dev_name(dev), prim_busid, DASD_BUS_ID_SIZE) != 0 &&  in dasd_copy_pair_store()
2256 	    strncmp(dev_name(dev), sec_busid, DASD_BUS_ID_SIZE) != 0)  in dasd_copy_pair_store()
2339 	for (i = 0; i < DASD_CP_ENTRIES; i++) {  in dasd_copy_role_show()
2394 	int val = 0;							\
2502 	return ((devmap->features & feature) != 0);  in dasd_get_feature()
2507  * Flag indicates whether to set (!=0) or the reset (=0) the feature.
2526 	return 0;  in dasd_set_feature()
2578 	for (lpm = 0x80; lpm; lpm >>= 1) {  in dasd_path_create_kobjects()
2602 	for (i = 0; i < 8; i++)  in dasd_path_remove_kobjects()
2613 	dasd_max_devindex = 0;  in dasd_devmap_init()
2614 	for (i = 0; i < 256; i++)  in dasd_devmap_init()
2616 	return 0;  in dasd_devmap_init()