11191f715SRyan Stone /*- 2*faf139ccSRyan Stone * Copyright (c) 2014-2015 Sandvine Inc. 31191f715SRyan Stone * All rights reserved. 41191f715SRyan Stone * 51191f715SRyan Stone * Redistribution and use in source and binary forms, with or without 61191f715SRyan Stone * modification, are permitted provided that the following conditions 71191f715SRyan Stone * are met: 81191f715SRyan Stone * 1. Redistributions of source code must retain the above copyright 91191f715SRyan Stone * notice, this list of conditions and the following disclaimer. 101191f715SRyan Stone * 2. Redistributions in binary form must reproduce the above copyright 111191f715SRyan Stone * notice, this list of conditions and the following disclaimer in the 121191f715SRyan Stone * documentation and/or other materials provided with the distribution. 131191f715SRyan Stone * 141191f715SRyan Stone * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 151191f715SRyan Stone * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 161191f715SRyan Stone * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 171191f715SRyan Stone * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 181191f715SRyan Stone * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 191191f715SRyan Stone * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 201191f715SRyan Stone * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 211191f715SRyan Stone * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 221191f715SRyan Stone * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 231191f715SRyan Stone * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 241191f715SRyan Stone * SUCH DAMAGE. 251191f715SRyan Stone */ 261191f715SRyan Stone 271191f715SRyan Stone #include <sys/cdefs.h> 281191f715SRyan Stone __FBSDID("$FreeBSD$"); 291191f715SRyan Stone 301191f715SRyan Stone #include <sys/param.h> 311191f715SRyan Stone #include <sys/conf.h> 323c22f215SRyan Stone #include <sys/ctype.h> 331191f715SRyan Stone #include <sys/kernel.h> 341191f715SRyan Stone #include <sys/systm.h> 353c22f215SRyan Stone #include <sys/iov.h> 361191f715SRyan Stone #include <sys/malloc.h> 371191f715SRyan Stone #include <sys/module.h> 381191f715SRyan Stone #include <sys/queue.h> 391191f715SRyan Stone 401191f715SRyan Stone #include <machine/stdarg.h> 411191f715SRyan Stone 423c22f215SRyan Stone #include <sys/dnv.h> 431191f715SRyan Stone #include <sys/nv.h> 441191f715SRyan Stone #include <sys/iov_schema.h> 451191f715SRyan Stone 463c22f215SRyan Stone #include <net/ethernet.h> 473c22f215SRyan Stone 481191f715SRyan Stone #include <dev/pci/schema_private.h> 491191f715SRyan Stone 503c22f215SRyan Stone struct config_type_validator; 513c22f215SRyan Stone typedef int (validate_func)(const struct config_type_validator *, 523c22f215SRyan Stone const nvlist_t *, const char *name); 53bdc48af2SRyan Stone typedef int (default_validate_t)(const struct config_type_validator *, 54bdc48af2SRyan Stone const nvlist_t *); 553c22f215SRyan Stone 563c22f215SRyan Stone static validate_func pci_iov_schema_validate_bool; 573c22f215SRyan Stone static validate_func pci_iov_schema_validate_string; 583c22f215SRyan Stone static validate_func pci_iov_schema_validate_uint; 593c22f215SRyan Stone static validate_func pci_iov_schema_validate_unicast_mac; 603c22f215SRyan Stone 61bdc48af2SRyan Stone static default_validate_t pci_iov_validate_bool_default; 62bdc48af2SRyan Stone static default_validate_t pci_iov_validate_string_default; 63bdc48af2SRyan Stone static default_validate_t pci_iov_validate_uint_default; 64bdc48af2SRyan Stone static default_validate_t pci_iov_validate_unicast_mac_default; 65bdc48af2SRyan Stone 663c22f215SRyan Stone struct config_type_validator { 673c22f215SRyan Stone const char *type_name; 683c22f215SRyan Stone validate_func *validate; 69bdc48af2SRyan Stone default_validate_t *default_validate; 703c22f215SRyan Stone uintmax_t limit; 711191f715SRyan Stone }; 721191f715SRyan Stone 733c22f215SRyan Stone static struct config_type_validator pci_iov_schema_validators[] = { 74bdc48af2SRyan Stone { 75bdc48af2SRyan Stone .type_name = "bool", 76bdc48af2SRyan Stone .validate = pci_iov_schema_validate_bool, 77bdc48af2SRyan Stone .default_validate = pci_iov_validate_bool_default 78bdc48af2SRyan Stone }, 79bdc48af2SRyan Stone { 80bdc48af2SRyan Stone .type_name = "string", 81bdc48af2SRyan Stone .validate = pci_iov_schema_validate_string, 82bdc48af2SRyan Stone .default_validate = pci_iov_validate_string_default 83bdc48af2SRyan Stone }, 84bdc48af2SRyan Stone { 85bdc48af2SRyan Stone .type_name = "uint8_t", 86bdc48af2SRyan Stone .validate = pci_iov_schema_validate_uint, 87bdc48af2SRyan Stone .default_validate = pci_iov_validate_uint_default, 88bdc48af2SRyan Stone .limit = UINT8_MAX 89bdc48af2SRyan Stone }, 90bdc48af2SRyan Stone { 91bdc48af2SRyan Stone .type_name = "uint16_t", 92bdc48af2SRyan Stone .validate = pci_iov_schema_validate_uint, 93bdc48af2SRyan Stone .default_validate = pci_iov_validate_uint_default, 94bdc48af2SRyan Stone .limit = UINT16_MAX 95bdc48af2SRyan Stone }, 96bdc48af2SRyan Stone { 97bdc48af2SRyan Stone .type_name = "uint32_t", 98bdc48af2SRyan Stone .validate = pci_iov_schema_validate_uint, 99bdc48af2SRyan Stone .default_validate = pci_iov_validate_uint_default, 100bdc48af2SRyan Stone .limit = UINT32_MAX 101bdc48af2SRyan Stone }, 102bdc48af2SRyan Stone { 103bdc48af2SRyan Stone .type_name = "uint64_t", 104bdc48af2SRyan Stone .validate = pci_iov_schema_validate_uint, 105bdc48af2SRyan Stone .default_validate = pci_iov_validate_uint_default, 106bdc48af2SRyan Stone .limit = UINT64_MAX 107bdc48af2SRyan Stone }, 108bdc48af2SRyan Stone { 109bdc48af2SRyan Stone .type_name = "unicast-mac", 110bdc48af2SRyan Stone .validate = pci_iov_schema_validate_unicast_mac, 111bdc48af2SRyan Stone .default_validate = pci_iov_validate_unicast_mac_default, 112bdc48af2SRyan Stone }, 1133c22f215SRyan Stone }; 1143c22f215SRyan Stone 1153c22f215SRyan Stone static const struct config_type_validator * 1163c22f215SRyan Stone pci_iov_schema_find_validator(const char *type) 1173c22f215SRyan Stone { 1183c22f215SRyan Stone struct config_type_validator *validator; 1193c22f215SRyan Stone int i; 1203c22f215SRyan Stone 1213c22f215SRyan Stone for (i = 0; i < nitems(pci_iov_schema_validators); i++) { 1223c22f215SRyan Stone validator = &pci_iov_schema_validators[i]; 1233c22f215SRyan Stone if (strcmp(type, validator->type_name) == 0) 1243c22f215SRyan Stone return (validator); 1253c22f215SRyan Stone } 1263c22f215SRyan Stone 1273c22f215SRyan Stone return (NULL); 1283c22f215SRyan Stone } 1293c22f215SRyan Stone 1301191f715SRyan Stone static void 1311191f715SRyan Stone pci_iov_schema_add_type(nvlist_t *entry, const char *type) 1321191f715SRyan Stone { 1331191f715SRyan Stone 1343c22f215SRyan Stone if (pci_iov_schema_find_validator(type) == NULL) { 1353c22f215SRyan Stone nvlist_set_error(entry, EINVAL); 1361191f715SRyan Stone return; 1371191f715SRyan Stone } 1381191f715SRyan Stone nvlist_add_string(entry, "type", type); 1391191f715SRyan Stone } 1401191f715SRyan Stone 1411191f715SRyan Stone static void 1421191f715SRyan Stone pci_iov_schema_add_required(nvlist_t *entry, uint32_t flags) 1431191f715SRyan Stone { 1441191f715SRyan Stone 1451191f715SRyan Stone if (flags & IOV_SCHEMA_REQUIRED) { 1461191f715SRyan Stone if (flags & IOV_SCHEMA_HASDEFAULT) { 1471191f715SRyan Stone nvlist_set_error(entry, EINVAL); 1481191f715SRyan Stone return; 1491191f715SRyan Stone } 1501191f715SRyan Stone 1511191f715SRyan Stone nvlist_add_bool(entry, "required", 1); 1521191f715SRyan Stone } 1531191f715SRyan Stone } 1541191f715SRyan Stone 1551191f715SRyan Stone void 1561191f715SRyan Stone pci_iov_schema_add_bool(nvlist_t *schema, const char *name, uint32_t flags, 1571191f715SRyan Stone int defaultVal) 1581191f715SRyan Stone { 1591191f715SRyan Stone nvlist_t *entry; 1601191f715SRyan Stone 1611191f715SRyan Stone entry = nvlist_create(NV_FLAG_IGNORE_CASE); 1621191f715SRyan Stone if (entry == NULL) { 1631191f715SRyan Stone nvlist_set_error(schema, ENOMEM); 1641191f715SRyan Stone return; 1651191f715SRyan Stone } 1661191f715SRyan Stone 1671191f715SRyan Stone pci_iov_schema_add_type(entry, "bool"); 1681191f715SRyan Stone if (flags & IOV_SCHEMA_HASDEFAULT) 1691191f715SRyan Stone nvlist_add_bool(entry, "default", defaultVal); 1701191f715SRyan Stone pci_iov_schema_add_required(entry, flags); 1711191f715SRyan Stone 1721191f715SRyan Stone nvlist_move_nvlist(schema, name, entry); 1731191f715SRyan Stone } 1741191f715SRyan Stone 1751191f715SRyan Stone void 1761191f715SRyan Stone pci_iov_schema_add_string(nvlist_t *schema, const char *name, uint32_t flags, 1771191f715SRyan Stone const char *defaultVal) 1781191f715SRyan Stone { 1791191f715SRyan Stone nvlist_t *entry; 1801191f715SRyan Stone 1811191f715SRyan Stone entry = nvlist_create(NV_FLAG_IGNORE_CASE); 1821191f715SRyan Stone if (entry == NULL) { 1831191f715SRyan Stone nvlist_set_error(schema, ENOMEM); 1841191f715SRyan Stone return; 1851191f715SRyan Stone } 1861191f715SRyan Stone 1871191f715SRyan Stone pci_iov_schema_add_type(entry, "string"); 1881191f715SRyan Stone if (flags & IOV_SCHEMA_HASDEFAULT) 1891191f715SRyan Stone nvlist_add_string(entry, "default", defaultVal); 1901191f715SRyan Stone pci_iov_schema_add_required(entry, flags); 1911191f715SRyan Stone 1921191f715SRyan Stone nvlist_move_nvlist(schema, name, entry); 1931191f715SRyan Stone } 1941191f715SRyan Stone 1951191f715SRyan Stone static void 1961191f715SRyan Stone pci_iov_schema_int(nvlist_t *schema, const char *name, const char *type, 1971191f715SRyan Stone uint32_t flags, uint64_t defaultVal) 1981191f715SRyan Stone { 1991191f715SRyan Stone nvlist_t *entry; 2001191f715SRyan Stone 2011191f715SRyan Stone entry = nvlist_create(NV_FLAG_IGNORE_CASE); 2021191f715SRyan Stone if (entry == NULL) { 2031191f715SRyan Stone nvlist_set_error(schema, ENOMEM); 2041191f715SRyan Stone return; 2051191f715SRyan Stone } 2061191f715SRyan Stone 2071191f715SRyan Stone pci_iov_schema_add_type(entry, type); 2081191f715SRyan Stone if (flags & IOV_SCHEMA_HASDEFAULT) 2091191f715SRyan Stone nvlist_add_number(entry, "default", defaultVal); 2101191f715SRyan Stone pci_iov_schema_add_required(entry, flags); 2111191f715SRyan Stone 2121191f715SRyan Stone nvlist_move_nvlist(schema, name, entry); 2131191f715SRyan Stone } 2141191f715SRyan Stone 2151191f715SRyan Stone void 2161191f715SRyan Stone pci_iov_schema_add_uint8(nvlist_t *schema, const char *name, uint32_t flags, 2171191f715SRyan Stone uint8_t defaultVal) 2181191f715SRyan Stone { 2191191f715SRyan Stone 2201191f715SRyan Stone pci_iov_schema_int(schema, name, "uint8_t", flags, defaultVal); 2211191f715SRyan Stone } 2221191f715SRyan Stone 2231191f715SRyan Stone void 2241191f715SRyan Stone pci_iov_schema_add_uint16(nvlist_t *schema, const char *name, uint32_t flags, 2251191f715SRyan Stone uint16_t defaultVal) 2261191f715SRyan Stone { 2271191f715SRyan Stone 2281191f715SRyan Stone pci_iov_schema_int(schema, name, "uint16_t", flags, defaultVal); 2291191f715SRyan Stone } 2301191f715SRyan Stone 2311191f715SRyan Stone void 2321191f715SRyan Stone pci_iov_schema_add_uint32(nvlist_t *schema, const char *name, uint32_t flags, 2331191f715SRyan Stone uint32_t defaultVal) 2341191f715SRyan Stone { 2351191f715SRyan Stone 2361191f715SRyan Stone pci_iov_schema_int(schema, name, "uint32_t", flags, defaultVal); 2371191f715SRyan Stone } 2381191f715SRyan Stone 2391191f715SRyan Stone void 2401191f715SRyan Stone pci_iov_schema_add_uint64(nvlist_t *schema, const char *name, uint32_t flags, 2411191f715SRyan Stone uint64_t defaultVal) 2421191f715SRyan Stone { 2431191f715SRyan Stone 2441191f715SRyan Stone pci_iov_schema_int(schema, name, "uint64_t", flags, defaultVal); 2451191f715SRyan Stone } 2461191f715SRyan Stone 2471191f715SRyan Stone void 2481191f715SRyan Stone pci_iov_schema_add_unicast_mac(nvlist_t *schema, const char *name, 2491191f715SRyan Stone uint32_t flags, const uint8_t * defaultVal) 2501191f715SRyan Stone { 2511191f715SRyan Stone nvlist_t *entry; 2521191f715SRyan Stone 2531191f715SRyan Stone entry = nvlist_create(NV_FLAG_IGNORE_CASE); 2541191f715SRyan Stone if (entry == NULL) { 2551191f715SRyan Stone nvlist_set_error(schema, ENOMEM); 2561191f715SRyan Stone return; 2571191f715SRyan Stone } 2581191f715SRyan Stone 2591191f715SRyan Stone pci_iov_schema_add_type(entry, "unicast-mac"); 2601191f715SRyan Stone if (flags & IOV_SCHEMA_HASDEFAULT) 2611191f715SRyan Stone nvlist_add_binary(entry, "default", defaultVal, ETHER_ADDR_LEN); 2621191f715SRyan Stone pci_iov_schema_add_required(entry, flags); 2631191f715SRyan Stone 2641191f715SRyan Stone nvlist_move_nvlist(schema, name, entry); 2651191f715SRyan Stone } 2661191f715SRyan Stone 2673c22f215SRyan Stone static int 2683c22f215SRyan Stone pci_iov_schema_validate_bool(const struct config_type_validator * validator, 2693c22f215SRyan Stone const nvlist_t *config, const char *name) 2703c22f215SRyan Stone { 2713c22f215SRyan Stone 2723c22f215SRyan Stone if (!nvlist_exists_bool(config, name)) 2733c22f215SRyan Stone return (EINVAL); 2743c22f215SRyan Stone return (0); 2753c22f215SRyan Stone } 2763c22f215SRyan Stone 2773c22f215SRyan Stone static int 2783c22f215SRyan Stone pci_iov_schema_validate_string(const struct config_type_validator * validator, 2793c22f215SRyan Stone const nvlist_t *config, const char *name) 2803c22f215SRyan Stone { 2813c22f215SRyan Stone 2823c22f215SRyan Stone if (!nvlist_exists_string(config, name)) 2833c22f215SRyan Stone return (EINVAL); 2843c22f215SRyan Stone return (0); 2853c22f215SRyan Stone } 2863c22f215SRyan Stone 2873c22f215SRyan Stone static int 2883c22f215SRyan Stone pci_iov_schema_validate_uint(const struct config_type_validator * validator, 2893c22f215SRyan Stone const nvlist_t *config, const char *name) 2903c22f215SRyan Stone { 2913c22f215SRyan Stone uint64_t value; 2923c22f215SRyan Stone 2933c22f215SRyan Stone if (!nvlist_exists_number(config, name)) 2943c22f215SRyan Stone return (EINVAL); 2953c22f215SRyan Stone 2963c22f215SRyan Stone value = nvlist_get_number(config, name); 2973c22f215SRyan Stone 2983c22f215SRyan Stone if (value > validator->limit) 2993c22f215SRyan Stone return (EINVAL); 3003c22f215SRyan Stone 3013c22f215SRyan Stone return (0); 3023c22f215SRyan Stone } 3033c22f215SRyan Stone 3043c22f215SRyan Stone static int 3053c22f215SRyan Stone pci_iov_schema_validate_unicast_mac( 3063c22f215SRyan Stone const struct config_type_validator * validator, 3073c22f215SRyan Stone const nvlist_t *config, const char *name) 3083c22f215SRyan Stone { 3093c22f215SRyan Stone const uint8_t *mac; 3103c22f215SRyan Stone size_t size; 3113c22f215SRyan Stone 3123c22f215SRyan Stone if (!nvlist_exists_binary(config, name)) 3133c22f215SRyan Stone return (EINVAL); 3143c22f215SRyan Stone 3153c22f215SRyan Stone mac = nvlist_get_binary(config, name, &size); 3163c22f215SRyan Stone 3173c22f215SRyan Stone if (size != ETHER_ADDR_LEN) 3183c22f215SRyan Stone return (EINVAL); 3193c22f215SRyan Stone 3203c22f215SRyan Stone if (ETHER_IS_MULTICAST(mac)) 3213c22f215SRyan Stone return (EINVAL); 3223c22f215SRyan Stone 3233c22f215SRyan Stone return (0); 3243c22f215SRyan Stone } 3253c22f215SRyan Stone 3263c22f215SRyan Stone static void 3273c22f215SRyan Stone pci_iov_config_add_default(const nvlist_t *param_schema, const char *name, 3283c22f215SRyan Stone nvlist_t *config) 3293c22f215SRyan Stone { 3303c22f215SRyan Stone const void *binary; 3313c22f215SRyan Stone size_t len; 3323c22f215SRyan Stone 3333c22f215SRyan Stone if (nvlist_exists_binary(param_schema, "default")) { 3343c22f215SRyan Stone binary = nvlist_get_binary(param_schema, "default", &len); 3353c22f215SRyan Stone nvlist_add_binary(config, name, binary, len); 3363c22f215SRyan Stone } else if (nvlist_exists_bool(param_schema, "default")) 3373c22f215SRyan Stone nvlist_add_bool(config, name, 3383c22f215SRyan Stone nvlist_get_bool(param_schema, "default")); 3393c22f215SRyan Stone else if (nvlist_exists_number(param_schema, "default")) 3403c22f215SRyan Stone nvlist_add_number(config, name, 3413c22f215SRyan Stone nvlist_get_number(param_schema, "default")); 3423c22f215SRyan Stone else if (nvlist_exists_nvlist(param_schema, "default")) 3433c22f215SRyan Stone nvlist_add_nvlist(config, name, 3443c22f215SRyan Stone nvlist_get_nvlist(param_schema, "default")); 3453c22f215SRyan Stone else if (nvlist_exists_string(param_schema, "default")) 3463c22f215SRyan Stone nvlist_add_string(config, name, 3473c22f215SRyan Stone nvlist_get_string(param_schema, "default")); 3483c22f215SRyan Stone else 3493c22f215SRyan Stone panic("Unexpected nvlist type"); 3503c22f215SRyan Stone } 3513c22f215SRyan Stone 352bdc48af2SRyan Stone static int 353bdc48af2SRyan Stone pci_iov_validate_bool_default(const struct config_type_validator * validator, 354bdc48af2SRyan Stone const nvlist_t *param) 355bdc48af2SRyan Stone { 356bdc48af2SRyan Stone 357bdc48af2SRyan Stone if (!nvlist_exists_bool(param, DEFAULT_SCHEMA_NAME)) 358bdc48af2SRyan Stone return (EINVAL); 359bdc48af2SRyan Stone return (0); 360bdc48af2SRyan Stone } 361bdc48af2SRyan Stone 362bdc48af2SRyan Stone static int 363bdc48af2SRyan Stone pci_iov_validate_string_default(const struct config_type_validator * validator, 364bdc48af2SRyan Stone const nvlist_t *param) 365bdc48af2SRyan Stone { 366bdc48af2SRyan Stone 367bdc48af2SRyan Stone if (!nvlist_exists_string(param, DEFAULT_SCHEMA_NAME)) 368bdc48af2SRyan Stone return (EINVAL); 369bdc48af2SRyan Stone return (0); 370bdc48af2SRyan Stone } 371bdc48af2SRyan Stone 372bdc48af2SRyan Stone static int 373bdc48af2SRyan Stone pci_iov_validate_uint_default(const struct config_type_validator * validator, 374bdc48af2SRyan Stone const nvlist_t *param) 375bdc48af2SRyan Stone { 376bdc48af2SRyan Stone uint64_t defaultVal; 377bdc48af2SRyan Stone 378bdc48af2SRyan Stone if (!nvlist_exists_number(param, DEFAULT_SCHEMA_NAME)) 379bdc48af2SRyan Stone return (EINVAL); 380bdc48af2SRyan Stone 381bdc48af2SRyan Stone defaultVal = nvlist_get_number(param, DEFAULT_SCHEMA_NAME); 382bdc48af2SRyan Stone if (defaultVal > validator->limit) 383bdc48af2SRyan Stone return (EINVAL); 384bdc48af2SRyan Stone return (0); 385bdc48af2SRyan Stone } 386bdc48af2SRyan Stone 387bdc48af2SRyan Stone static int 388bdc48af2SRyan Stone pci_iov_validate_unicast_mac_default( 389bdc48af2SRyan Stone const struct config_type_validator * validator, const nvlist_t *param) 390bdc48af2SRyan Stone { 391bdc48af2SRyan Stone const uint8_t *mac; 392bdc48af2SRyan Stone size_t size; 393bdc48af2SRyan Stone 394bdc48af2SRyan Stone if (!nvlist_exists_binary(param, DEFAULT_SCHEMA_NAME)) 395bdc48af2SRyan Stone return (EINVAL); 396bdc48af2SRyan Stone 397bdc48af2SRyan Stone mac = nvlist_get_binary(param, DEFAULT_SCHEMA_NAME, &size); 398bdc48af2SRyan Stone if (size != ETHER_ADDR_LEN) 399bdc48af2SRyan Stone return (EINVAL); 400bdc48af2SRyan Stone 401bdc48af2SRyan Stone if (ETHER_IS_MULTICAST(mac)) 402bdc48af2SRyan Stone return (EINVAL); 403bdc48af2SRyan Stone return (0); 404bdc48af2SRyan Stone } 405bdc48af2SRyan Stone 406bdc48af2SRyan Stone static int 407bdc48af2SRyan Stone pci_iov_validate_param_schema(const nvlist_t *schema) 408bdc48af2SRyan Stone { 409bdc48af2SRyan Stone const struct config_type_validator *validator; 410bdc48af2SRyan Stone const char *type; 411bdc48af2SRyan Stone int error; 412bdc48af2SRyan Stone 413bdc48af2SRyan Stone /* All parameters must define a type. */ 414bdc48af2SRyan Stone if (!nvlist_exists_string(schema, TYPE_SCHEMA_NAME)) 415bdc48af2SRyan Stone return (EINVAL); 416bdc48af2SRyan Stone type = nvlist_get_string(schema, TYPE_SCHEMA_NAME); 417bdc48af2SRyan Stone 418bdc48af2SRyan Stone validator = pci_iov_schema_find_validator(type); 419bdc48af2SRyan Stone if (validator == NULL) 420bdc48af2SRyan Stone return (EINVAL); 421bdc48af2SRyan Stone 422bdc48af2SRyan Stone /* Validate that the default value conforms to the type. */ 423bdc48af2SRyan Stone if (nvlist_exists(schema, DEFAULT_SCHEMA_NAME)) { 424bdc48af2SRyan Stone error = validator->default_validate(validator, schema); 425bdc48af2SRyan Stone if (error != 0) 426bdc48af2SRyan Stone return (error); 427bdc48af2SRyan Stone 428bdc48af2SRyan Stone /* Required and Default are mutually exclusive. */ 429bdc48af2SRyan Stone if (nvlist_exists(schema, REQUIRED_SCHEMA_NAME)) 430bdc48af2SRyan Stone return (EINVAL); 431bdc48af2SRyan Stone } 432bdc48af2SRyan Stone 433bdc48af2SRyan Stone /* The "Required" field must be a bool. */ 434bdc48af2SRyan Stone if (nvlist_exists(schema, REQUIRED_SCHEMA_NAME)) { 435bdc48af2SRyan Stone if (!nvlist_exists_bool(schema, REQUIRED_SCHEMA_NAME)) 436bdc48af2SRyan Stone return (EINVAL); 437bdc48af2SRyan Stone } 438bdc48af2SRyan Stone 439bdc48af2SRyan Stone return (0); 440bdc48af2SRyan Stone } 441bdc48af2SRyan Stone 442bdc48af2SRyan Stone static int 443bdc48af2SRyan Stone pci_iov_validate_subsystem_schema(const nvlist_t *dev_schema, const char *name) 444bdc48af2SRyan Stone { 445bdc48af2SRyan Stone const nvlist_t *sub_schema, *param_schema; 446bdc48af2SRyan Stone const char *param_name; 447bdc48af2SRyan Stone void *it; 448bdc48af2SRyan Stone int type, error; 449bdc48af2SRyan Stone 450bdc48af2SRyan Stone if (!nvlist_exists_nvlist(dev_schema, name)) 451bdc48af2SRyan Stone return (EINVAL); 452bdc48af2SRyan Stone sub_schema = nvlist_get_nvlist(dev_schema, name); 453bdc48af2SRyan Stone 454bdc48af2SRyan Stone it = NULL; 455bdc48af2SRyan Stone while ((param_name = nvlist_next(sub_schema, &type, &it)) != NULL) { 456bdc48af2SRyan Stone if (type != NV_TYPE_NVLIST) 457bdc48af2SRyan Stone return (EINVAL); 458bdc48af2SRyan Stone param_schema = nvlist_get_nvlist(sub_schema, param_name); 459bdc48af2SRyan Stone 460bdc48af2SRyan Stone error = pci_iov_validate_param_schema(param_schema); 461bdc48af2SRyan Stone if (error != 0) 462bdc48af2SRyan Stone return (error); 463bdc48af2SRyan Stone } 464bdc48af2SRyan Stone 465bdc48af2SRyan Stone return (0); 466bdc48af2SRyan Stone } 467bdc48af2SRyan Stone 468bdc48af2SRyan Stone /* 469bdc48af2SRyan Stone * Validate that the driver schema does not define any configuration parameters 470bdc48af2SRyan Stone * whose names collide with configuration parameters defined in the iov schema. 471bdc48af2SRyan Stone */ 472bdc48af2SRyan Stone static int 473bdc48af2SRyan Stone pci_iov_validate_param_collisions(const nvlist_t *dev_schema) 474bdc48af2SRyan Stone { 475bdc48af2SRyan Stone const nvlist_t *iov_schema, *driver_schema; 476bdc48af2SRyan Stone const char *name; 477bdc48af2SRyan Stone void *it; 478bdc48af2SRyan Stone int type; 479bdc48af2SRyan Stone 480bdc48af2SRyan Stone driver_schema = nvlist_get_nvlist(dev_schema, DRIVER_CONFIG_NAME); 481bdc48af2SRyan Stone iov_schema = nvlist_get_nvlist(dev_schema, IOV_CONFIG_NAME); 482bdc48af2SRyan Stone 483bdc48af2SRyan Stone it = NULL; 484bdc48af2SRyan Stone while ((name = nvlist_next(driver_schema, &type, &it)) != NULL) { 485bdc48af2SRyan Stone if (nvlist_exists(iov_schema, name)) 486bdc48af2SRyan Stone return (EINVAL); 487bdc48af2SRyan Stone } 488bdc48af2SRyan Stone 489bdc48af2SRyan Stone return (0); 490bdc48af2SRyan Stone } 491bdc48af2SRyan Stone 492bdc48af2SRyan Stone /* 493bdc48af2SRyan Stone * Validate that we only have IOV and DRIVER subsystems beneath the given 494bdc48af2SRyan Stone * device schema node. 495bdc48af2SRyan Stone */ 496bdc48af2SRyan Stone static int 497bdc48af2SRyan Stone pci_iov_validate_schema_subsystems(const nvlist_t *dev_schema) 498bdc48af2SRyan Stone { 499bdc48af2SRyan Stone const char *name; 500bdc48af2SRyan Stone void *it; 501bdc48af2SRyan Stone int type; 502bdc48af2SRyan Stone 503bdc48af2SRyan Stone it = NULL; 504bdc48af2SRyan Stone while ((name = nvlist_next(dev_schema, &type, &it)) != NULL) { 505bdc48af2SRyan Stone if (strcmp(name, IOV_CONFIG_NAME) != 0 && 506bdc48af2SRyan Stone strcmp(name, DRIVER_CONFIG_NAME) != 0) 507bdc48af2SRyan Stone return (EINVAL); 508bdc48af2SRyan Stone } 509bdc48af2SRyan Stone 510bdc48af2SRyan Stone return (0); 511bdc48af2SRyan Stone } 512bdc48af2SRyan Stone 513bdc48af2SRyan Stone static int 514bdc48af2SRyan Stone pci_iov_validate_device_schema(const nvlist_t *schema, const char *name) 515bdc48af2SRyan Stone { 516bdc48af2SRyan Stone const nvlist_t *dev_schema; 517bdc48af2SRyan Stone int error; 518bdc48af2SRyan Stone 519bdc48af2SRyan Stone if (!nvlist_exists_nvlist(schema, name)) 520bdc48af2SRyan Stone return (EINVAL); 521bdc48af2SRyan Stone dev_schema = nvlist_get_nvlist(schema, name); 522bdc48af2SRyan Stone 523bdc48af2SRyan Stone error = pci_iov_validate_subsystem_schema(dev_schema, IOV_CONFIG_NAME); 524bdc48af2SRyan Stone if (error != 0) 525bdc48af2SRyan Stone return (error); 526bdc48af2SRyan Stone 527bdc48af2SRyan Stone error = pci_iov_validate_subsystem_schema(dev_schema, 528bdc48af2SRyan Stone DRIVER_CONFIG_NAME); 529bdc48af2SRyan Stone if (error != 0) 530bdc48af2SRyan Stone return (error); 531bdc48af2SRyan Stone 532bdc48af2SRyan Stone error = pci_iov_validate_param_collisions(dev_schema); 533bdc48af2SRyan Stone if (error != 0) 534bdc48af2SRyan Stone return (error); 535bdc48af2SRyan Stone 536bdc48af2SRyan Stone return (pci_iov_validate_schema_subsystems(dev_schema)); 537bdc48af2SRyan Stone } 538bdc48af2SRyan Stone 539bdc48af2SRyan Stone /* Validate that we only have PF and VF devices beneath the top-level schema. */ 540bdc48af2SRyan Stone static int 541bdc48af2SRyan Stone pci_iov_validate_schema_devices(const nvlist_t *dev_schema) 542bdc48af2SRyan Stone { 543bdc48af2SRyan Stone const char *name; 544bdc48af2SRyan Stone void *it; 545bdc48af2SRyan Stone int type; 546bdc48af2SRyan Stone 547bdc48af2SRyan Stone it = NULL; 548bdc48af2SRyan Stone while ((name = nvlist_next(dev_schema, &type, &it)) != NULL) { 549bdc48af2SRyan Stone if (strcmp(name, PF_CONFIG_NAME) != 0 && 550bdc48af2SRyan Stone strcmp(name, VF_SCHEMA_NAME) != 0) 551bdc48af2SRyan Stone return (EINVAL); 552bdc48af2SRyan Stone } 553bdc48af2SRyan Stone 554bdc48af2SRyan Stone return (0); 555bdc48af2SRyan Stone } 556bdc48af2SRyan Stone 557bdc48af2SRyan Stone int 558bdc48af2SRyan Stone pci_iov_validate_schema(const nvlist_t *schema) 559bdc48af2SRyan Stone { 560bdc48af2SRyan Stone int error; 561bdc48af2SRyan Stone 562bdc48af2SRyan Stone error = pci_iov_validate_device_schema(schema, PF_CONFIG_NAME); 563bdc48af2SRyan Stone if (error != 0) 564bdc48af2SRyan Stone return (error); 565bdc48af2SRyan Stone 566bdc48af2SRyan Stone error = pci_iov_validate_device_schema(schema, VF_SCHEMA_NAME); 567bdc48af2SRyan Stone if (error != 0) 568bdc48af2SRyan Stone return (error); 569bdc48af2SRyan Stone 570bdc48af2SRyan Stone return (pci_iov_validate_schema_devices(schema)); 571bdc48af2SRyan Stone } 572bdc48af2SRyan Stone 5733c22f215SRyan Stone /* 5743c22f215SRyan Stone * Validate that all required parameters from the schema are specified in the 5753c22f215SRyan Stone * config. If any parameter with a default value is not specified in the 5763c22f215SRyan Stone * config, add it to config. 5773c22f215SRyan Stone */ 5783c22f215SRyan Stone static int 5793c22f215SRyan Stone pci_iov_schema_validate_required(const nvlist_t *schema, nvlist_t *config) 5803c22f215SRyan Stone { 5813c22f215SRyan Stone const nvlist_t *param_schema; 5823c22f215SRyan Stone const char *name; 5833c22f215SRyan Stone void *cookie; 5843c22f215SRyan Stone int type; 5853c22f215SRyan Stone 5863c22f215SRyan Stone cookie = NULL; 5873c22f215SRyan Stone while ((name = nvlist_next(schema, &type, &cookie)) != NULL) { 5883c22f215SRyan Stone param_schema = nvlist_get_nvlist(schema, name); 5893c22f215SRyan Stone 5903c22f215SRyan Stone if (dnvlist_get_bool(param_schema, "required", 0)) { 5913c22f215SRyan Stone if (!nvlist_exists(config, name)) 5923c22f215SRyan Stone return (EINVAL); 5933c22f215SRyan Stone } 5943c22f215SRyan Stone 5953c22f215SRyan Stone if (nvlist_exists(param_schema, "default") && 5963c22f215SRyan Stone !nvlist_exists(config, name)) 5973c22f215SRyan Stone pci_iov_config_add_default(param_schema, name, config); 5983c22f215SRyan Stone } 5993c22f215SRyan Stone 6003c22f215SRyan Stone return (nvlist_error(config)); 6013c22f215SRyan Stone } 6023c22f215SRyan Stone 6033c22f215SRyan Stone static int 6043c22f215SRyan Stone pci_iov_schema_validate_param(const nvlist_t *schema_param, const char *name, 6053c22f215SRyan Stone const nvlist_t *config) 6063c22f215SRyan Stone { 6073c22f215SRyan Stone const struct config_type_validator *validator; 6083c22f215SRyan Stone const char *type; 6093c22f215SRyan Stone 6103c22f215SRyan Stone type = nvlist_get_string(schema_param, "type"); 6113c22f215SRyan Stone validator = pci_iov_schema_find_validator(type); 6123c22f215SRyan Stone 6133c22f215SRyan Stone KASSERT(validator != NULL, 6143c22f215SRyan Stone ("Schema was not validated: Unknown type %s", type)); 6153c22f215SRyan Stone 6163c22f215SRyan Stone return (validator->validate(validator, config, name)); 6173c22f215SRyan Stone } 6183c22f215SRyan Stone 6193c22f215SRyan Stone /* 6203c22f215SRyan Stone * Validate that all parameters in config are defined in the schema. Also 6213c22f215SRyan Stone * validate that the type of the parameter matches the type in the schema. 6223c22f215SRyan Stone */ 6233c22f215SRyan Stone static int 6243c22f215SRyan Stone pci_iov_schema_validate_types(const nvlist_t *schema, const nvlist_t *config) 6253c22f215SRyan Stone { 6263c22f215SRyan Stone const nvlist_t *schema_param; 6273c22f215SRyan Stone void *cookie; 6283c22f215SRyan Stone const char *name; 6293c22f215SRyan Stone int type, error; 6303c22f215SRyan Stone 6313c22f215SRyan Stone cookie = NULL; 6323c22f215SRyan Stone while ((name = nvlist_next(config, &type, &cookie)) != NULL) { 6333c22f215SRyan Stone if (!nvlist_exists_nvlist(schema, name)) 6343c22f215SRyan Stone return (EINVAL); 6353c22f215SRyan Stone 6363c22f215SRyan Stone schema_param = nvlist_get_nvlist(schema, name); 6373c22f215SRyan Stone 6383c22f215SRyan Stone error = pci_iov_schema_validate_param(schema_param, name, 6393c22f215SRyan Stone config); 6403c22f215SRyan Stone 6413c22f215SRyan Stone if (error != 0) 6423c22f215SRyan Stone return (error); 6433c22f215SRyan Stone } 6443c22f215SRyan Stone 6453c22f215SRyan Stone return (0); 6463c22f215SRyan Stone } 6473c22f215SRyan Stone 6483c22f215SRyan Stone static int 6493c22f215SRyan Stone pci_iov_schema_validate_device(const nvlist_t *schema, nvlist_t *config, 6503c22f215SRyan Stone const char *schema_device, const char *config_device) 6513c22f215SRyan Stone { 6523c22f215SRyan Stone const nvlist_t *device_schema, *iov_schema, *driver_schema; 6533c22f215SRyan Stone nvlist_t *device_config, *iov_config, *driver_config; 6543c22f215SRyan Stone int error; 6553c22f215SRyan Stone 6563c22f215SRyan Stone device_config = NULL; 6573c22f215SRyan Stone iov_config = NULL; 6583c22f215SRyan Stone driver_config = NULL; 6593c22f215SRyan Stone 6603c22f215SRyan Stone device_schema = nvlist_get_nvlist(schema, schema_device); 6613c22f215SRyan Stone iov_schema = nvlist_get_nvlist(device_schema, IOV_CONFIG_NAME); 6623c22f215SRyan Stone driver_schema = nvlist_get_nvlist(device_schema, DRIVER_CONFIG_NAME); 6633c22f215SRyan Stone 6643c22f215SRyan Stone device_config = dnvlist_take_nvlist(config, config_device, NULL); 6653c22f215SRyan Stone if (device_config == NULL) { 6663c22f215SRyan Stone error = EINVAL; 6673c22f215SRyan Stone goto out; 6683c22f215SRyan Stone } 6693c22f215SRyan Stone 6703c22f215SRyan Stone iov_config = dnvlist_take_nvlist(device_config, IOV_CONFIG_NAME, NULL); 6713c22f215SRyan Stone if (iov_config == NULL) { 6723c22f215SRyan Stone error = EINVAL; 6733c22f215SRyan Stone goto out; 6743c22f215SRyan Stone } 6753c22f215SRyan Stone 6763c22f215SRyan Stone driver_config = dnvlist_take_nvlist(device_config, DRIVER_CONFIG_NAME, 6773c22f215SRyan Stone NULL); 6783c22f215SRyan Stone if (driver_config == NULL) { 6793c22f215SRyan Stone error = EINVAL; 6803c22f215SRyan Stone goto out; 6813c22f215SRyan Stone } 6823c22f215SRyan Stone 6833c22f215SRyan Stone error = pci_iov_schema_validate_required(iov_schema, iov_config); 6843c22f215SRyan Stone if (error != 0) 6853c22f215SRyan Stone goto out; 6863c22f215SRyan Stone 6873c22f215SRyan Stone error = pci_iov_schema_validate_required(driver_schema, driver_config); 6883c22f215SRyan Stone if (error != 0) 6893c22f215SRyan Stone goto out; 6903c22f215SRyan Stone 6913c22f215SRyan Stone error = pci_iov_schema_validate_types(iov_schema, iov_config); 6923c22f215SRyan Stone if (error != 0) 6933c22f215SRyan Stone goto out; 6943c22f215SRyan Stone 6953c22f215SRyan Stone error = pci_iov_schema_validate_types(driver_schema, driver_config); 6963c22f215SRyan Stone if (error != 0) 6973c22f215SRyan Stone goto out; 6983c22f215SRyan Stone 6993c22f215SRyan Stone out: 7003c22f215SRyan Stone /* Note that these functions handle NULL pointers safely. */ 7013c22f215SRyan Stone nvlist_move_nvlist(device_config, IOV_CONFIG_NAME, iov_config); 7023c22f215SRyan Stone nvlist_move_nvlist(device_config, DRIVER_CONFIG_NAME, driver_config); 7033c22f215SRyan Stone nvlist_move_nvlist(config, config_device, device_config); 7043c22f215SRyan Stone 7053c22f215SRyan Stone return (error); 7063c22f215SRyan Stone } 7073c22f215SRyan Stone 7083c22f215SRyan Stone static int 7093c22f215SRyan Stone pci_iov_schema_validate_vfs(const nvlist_t *schema, nvlist_t *config, 7103c22f215SRyan Stone uint16_t num_vfs) 7113c22f215SRyan Stone { 7123c22f215SRyan Stone char device[VF_MAX_NAME]; 7133c22f215SRyan Stone int i, error; 7143c22f215SRyan Stone 7153c22f215SRyan Stone for (i = 0; i < num_vfs; i++) { 7163c22f215SRyan Stone snprintf(device, sizeof(device), VF_PREFIX"%d", i); 7173c22f215SRyan Stone 7183c22f215SRyan Stone error = pci_iov_schema_validate_device(schema, config, 7193c22f215SRyan Stone VF_SCHEMA_NAME, device); 7203c22f215SRyan Stone if (error != 0) 7213c22f215SRyan Stone return (error); 7223c22f215SRyan Stone } 7233c22f215SRyan Stone 7243c22f215SRyan Stone return (0); 7253c22f215SRyan Stone } 7263c22f215SRyan Stone 7273c22f215SRyan Stone /* 7283c22f215SRyan Stone * Validate that the device node only has IOV and DRIVER subnodes. 7293c22f215SRyan Stone */ 7303c22f215SRyan Stone static int 7313c22f215SRyan Stone pci_iov_schema_validate_device_subsystems(const nvlist_t *config) 7323c22f215SRyan Stone { 7333c22f215SRyan Stone void *cookie; 7343c22f215SRyan Stone const char *name; 7353c22f215SRyan Stone int type; 7363c22f215SRyan Stone 7373c22f215SRyan Stone cookie = NULL; 7383c22f215SRyan Stone while ((name = nvlist_next(config, &type, &cookie)) != NULL) { 7393c22f215SRyan Stone if (strcasecmp(name, IOV_CONFIG_NAME) == 0) 7403c22f215SRyan Stone continue; 7413c22f215SRyan Stone else if (strcasecmp(name, DRIVER_CONFIG_NAME) == 0) 7423c22f215SRyan Stone continue; 7433c22f215SRyan Stone 7443c22f215SRyan Stone return (EINVAL); 7453c22f215SRyan Stone } 7463c22f215SRyan Stone 7473c22f215SRyan Stone return (0); 7483c22f215SRyan Stone } 7493c22f215SRyan Stone 7503c22f215SRyan Stone /* 7513c22f215SRyan Stone * Validate that the string is a valid device node name. It must either be "PF" 7523c22f215SRyan Stone * or "VF-n", where n is an integer in the range [0, num_vfs). 7533c22f215SRyan Stone */ 7543c22f215SRyan Stone static int 7553c22f215SRyan Stone pci_iov_schema_validate_dev_name(const char *name, uint16_t num_vfs) 7563c22f215SRyan Stone { 7573c22f215SRyan Stone const char *number_start; 7583c22f215SRyan Stone char *endp; 7593c22f215SRyan Stone u_long vf_num; 7603c22f215SRyan Stone 7613c22f215SRyan Stone if (strcasecmp(PF_CONFIG_NAME, name) == 0) 7623c22f215SRyan Stone return (0); 7633c22f215SRyan Stone 7643c22f215SRyan Stone /* Ensure that we start with "VF-" */ 7653c22f215SRyan Stone if (strncasecmp(name, VF_PREFIX, VF_PREFIX_LEN) != 0) 7663c22f215SRyan Stone return (EINVAL); 7673c22f215SRyan Stone 7683c22f215SRyan Stone number_start = name + VF_PREFIX_LEN; 7693c22f215SRyan Stone 7703c22f215SRyan Stone /* Filter out name == "VF-" (no number) */ 7713c22f215SRyan Stone if (number_start[0] == '\0') 7723c22f215SRyan Stone return (EINVAL); 7733c22f215SRyan Stone 7743c22f215SRyan Stone /* Disallow leading whitespace or +/- */ 7753c22f215SRyan Stone if (!isdigit(number_start[0])) 7763c22f215SRyan Stone return (EINVAL); 7773c22f215SRyan Stone 7783c22f215SRyan Stone vf_num = strtoul(number_start, &endp, 10); 7793c22f215SRyan Stone if (*endp != '\0') 7803c22f215SRyan Stone return (EINVAL); 7813c22f215SRyan Stone 7823c22f215SRyan Stone /* Disallow leading zeros on VF-[1-9][0-9]* */ 7833c22f215SRyan Stone if (vf_num != 0 && number_start[0] == '0') 7843c22f215SRyan Stone return (EINVAL); 7853c22f215SRyan Stone 7863c22f215SRyan Stone /* Disallow leading zeros on VF-0 */ 7873c22f215SRyan Stone if (vf_num == 0 && number_start[1] != '\0') 7883c22f215SRyan Stone return (EINVAL); 7893c22f215SRyan Stone 7903c22f215SRyan Stone if (vf_num >= num_vfs) 7913c22f215SRyan Stone return (EINVAL); 7923c22f215SRyan Stone 7933c22f215SRyan Stone return (0); 7943c22f215SRyan Stone } 7953c22f215SRyan Stone 7963c22f215SRyan Stone /* 7973c22f215SRyan Stone * Validate that there are no device nodes in config other than the ones for 7983c22f215SRyan Stone * the PF and the VFs. This includes validating that all config nodes of the 7993c22f215SRyan Stone * form VF-n specify a VF number that is < num_vfs. 8003c22f215SRyan Stone */ 8013c22f215SRyan Stone static int 8023c22f215SRyan Stone pci_iov_schema_validate_device_names(const nvlist_t *config, uint16_t num_vfs) 8033c22f215SRyan Stone { 8043c22f215SRyan Stone const nvlist_t *device; 8053c22f215SRyan Stone void *cookie; 8063c22f215SRyan Stone const char *name; 8073c22f215SRyan Stone int type, error; 8083c22f215SRyan Stone 8093c22f215SRyan Stone cookie = NULL; 8103c22f215SRyan Stone while ((name = nvlist_next(config, &type, &cookie)) != NULL) { 8113c22f215SRyan Stone error = pci_iov_schema_validate_dev_name(name, num_vfs); 8123c22f215SRyan Stone if (error != 0) 8133c22f215SRyan Stone return (error); 8143c22f215SRyan Stone 8153c22f215SRyan Stone /* 8163c22f215SRyan Stone * Note that as this is a valid PF/VF node, we know that 8173c22f215SRyan Stone * pci_iov_schema_validate_device() has already checked that 8183c22f215SRyan Stone * the PF/VF node is an nvlist. 8193c22f215SRyan Stone */ 8203c22f215SRyan Stone device = nvlist_get_nvlist(config, name); 8213c22f215SRyan Stone error = pci_iov_schema_validate_device_subsystems(device); 8223c22f215SRyan Stone if (error != 0) 8233c22f215SRyan Stone return (error); 8243c22f215SRyan Stone } 8253c22f215SRyan Stone 8263c22f215SRyan Stone return (0); 8273c22f215SRyan Stone } 8283c22f215SRyan Stone 8293c22f215SRyan Stone int 8303c22f215SRyan Stone pci_iov_schema_validate_config(const nvlist_t *schema, nvlist_t *config) 8313c22f215SRyan Stone { 8323c22f215SRyan Stone int error; 8333c22f215SRyan Stone uint16_t num_vfs; 8343c22f215SRyan Stone 8353c22f215SRyan Stone error = pci_iov_schema_validate_device(schema, config, PF_CONFIG_NAME, 8363c22f215SRyan Stone PF_CONFIG_NAME); 8373c22f215SRyan Stone if (error != 0) 8383c22f215SRyan Stone return (error); 8393c22f215SRyan Stone 8403c22f215SRyan Stone num_vfs = pci_iov_config_get_num_vfs(config); 8413c22f215SRyan Stone 8423c22f215SRyan Stone error = pci_iov_schema_validate_vfs(schema, config, num_vfs); 8433c22f215SRyan Stone if (error != 0) 8443c22f215SRyan Stone return (error); 8453c22f215SRyan Stone 8463c22f215SRyan Stone return (pci_iov_schema_validate_device_names(config, num_vfs)); 8473c22f215SRyan Stone } 8483c22f215SRyan Stone 8493c22f215SRyan Stone /* 8503c22f215SRyan Stone * Return value of the num_vfs parameter. config must have already been 8513c22f215SRyan Stone * validated, which guarantees that the parameter exists. 8523c22f215SRyan Stone */ 8533c22f215SRyan Stone uint16_t 8543c22f215SRyan Stone pci_iov_config_get_num_vfs(const nvlist_t *config) 8553c22f215SRyan Stone { 8563c22f215SRyan Stone const nvlist_t *pf, *iov; 8573c22f215SRyan Stone 8583c22f215SRyan Stone pf = nvlist_get_nvlist(config, PF_CONFIG_NAME); 8593c22f215SRyan Stone iov = nvlist_get_nvlist(pf, IOV_CONFIG_NAME); 8603c22f215SRyan Stone return (nvlist_get_number(iov, "num_vfs")); 8613c22f215SRyan Stone } 8623c22f215SRyan Stone 8631191f715SRyan Stone /* Allocate a new empty schema node. */ 8641191f715SRyan Stone nvlist_t * 8651191f715SRyan Stone pci_iov_schema_alloc_node(void) 8661191f715SRyan Stone { 8671191f715SRyan Stone 8681191f715SRyan Stone return (nvlist_create(NV_FLAG_IGNORE_CASE)); 8691191f715SRyan Stone } 870