Lines Matching +full:num +full:- +full:strings
1 // SPDX-License-Identifier: GPL-2.0
16 u16 num; in check_user_usb_string() local
19 ret = kstrtou16(name, 0, &num); in check_user_usb_string()
23 if (!usb_validate_langid(num)) in check_user_usb_string()
24 return -EINVAL; in check_user_usb_string()
26 stringtab_dev->language = num; in check_user_usb_string()
78 struct usb_string strings[USB_GADGET_FIRST_AVAIL_IDX]; member
93 struct usb_string strings; member
107 return -EOVERFLOW; in usb_string_copy()
111 return -ENOMEM; in usb_string_copy()
112 if (str[ret - 1] == '\n') in usb_string_copy()
113 str[ret - 1] = '\0'; in usb_string_copy()
124 to_gadget_info(item)->cdev.desc.__name); \
132 le16_to_cpup(&to_gadget_info(item)->cdev.desc.__name)); \
145 to_gadget_info(item)->cdev.desc._name = val; \
158 to_gadget_info(item)->cdev.desc._name = cpu_to_le16p(&val); \
178 return -EINVAL; in is_valid_bcd()
180 return -EINVAL; in is_valid_bcd()
182 return -EINVAL; in is_valid_bcd()
184 return -EINVAL; in is_valid_bcd()
201 to_gadget_info(item)->cdev.desc.bcdDevice = cpu_to_le16(bcdDevice); in gadget_dev_desc_bcdDevice_store()
218 to_gadget_info(item)->cdev.desc.bcdUSB = cpu_to_le16(bcdUSB); in gadget_dev_desc_bcdUSB_store()
224 char *udc_name = to_gadget_info(item)->composite.gadget_driver.udc_name; in gadget_dev_desc_UDC_show()
233 if (!gi->composite.gadget_driver.udc_name) in unregister_gadget()
234 return -ENODEV; in unregister_gadget()
236 ret = usb_gadget_unregister_driver(&gi->composite.gadget_driver); in unregister_gadget()
239 kfree(gi->composite.gadget_driver.udc_name); in unregister_gadget()
240 gi->composite.gadget_driver.udc_name = NULL; in unregister_gadget()
252 return -EOVERFLOW; in gadget_dev_desc_UDC_store()
256 return -ENOMEM; in gadget_dev_desc_UDC_store()
257 if (name[len - 1] == '\n') in gadget_dev_desc_UDC_store()
258 name[len - 1] = '\0'; in gadget_dev_desc_UDC_store()
260 mutex_lock(&gi->lock); in gadget_dev_desc_UDC_store()
268 if (gi->composite.gadget_driver.udc_name) { in gadget_dev_desc_UDC_store()
269 ret = -EBUSY; in gadget_dev_desc_UDC_store()
272 gi->composite.gadget_driver.udc_name = name; in gadget_dev_desc_UDC_store()
273 ret = usb_gadget_probe_driver(&gi->composite.gadget_driver); in gadget_dev_desc_UDC_store()
275 gi->composite.gadget_driver.udc_name = NULL; in gadget_dev_desc_UDC_store()
279 mutex_unlock(&gi->lock); in gadget_dev_desc_UDC_store()
283 mutex_unlock(&gi->lock); in gadget_dev_desc_UDC_store()
290 enum usb_device_speed speed = to_gadget_info(item)->composite.max_speed; in gadget_dev_desc_max_speed_show()
300 mutex_lock(&gi->lock); in gadget_dev_desc_max_speed_store()
303 if (gi->composite.gadget_driver.udc_name) in gadget_dev_desc_max_speed_store()
306 if (strncmp(page, "super-speed-plus", 16) == 0) in gadget_dev_desc_max_speed_store()
307 gi->composite.max_speed = USB_SPEED_SUPER_PLUS; in gadget_dev_desc_max_speed_store()
308 else if (strncmp(page, "super-speed", 11) == 0) in gadget_dev_desc_max_speed_store()
309 gi->composite.max_speed = USB_SPEED_SUPER; in gadget_dev_desc_max_speed_store()
310 else if (strncmp(page, "high-speed", 10) == 0) in gadget_dev_desc_max_speed_store()
311 gi->composite.max_speed = USB_SPEED_HIGH; in gadget_dev_desc_max_speed_store()
312 else if (strncmp(page, "full-speed", 10) == 0) in gadget_dev_desc_max_speed_store()
313 gi->composite.max_speed = USB_SPEED_FULL; in gadget_dev_desc_max_speed_store()
314 else if (strncmp(page, "low-speed", 9) == 0) in gadget_dev_desc_max_speed_store()
315 gi->composite.max_speed = USB_SPEED_LOW; in gadget_dev_desc_max_speed_store()
319 gi->composite.gadget_driver.max_speed = gi->composite.max_speed; in gadget_dev_desc_max_speed_store()
321 mutex_unlock(&gi->lock); in gadget_dev_desc_max_speed_store()
324 mutex_unlock(&gi->lock); in gadget_dev_desc_max_speed_store()
325 return -EINVAL; in gadget_dev_desc_max_speed_store()
377 WARN_ON(!list_empty(&gi->cdev.configs)); in gadget_info_attr_release()
378 WARN_ON(!list_empty(&gi->string_list)); in gadget_info_attr_release()
379 WARN_ON(!list_empty(&gi->available_func)); in gadget_info_attr_release()
380 kfree(gi->composite.gadget_driver.function); in gadget_info_attr_release()
392 WARN_ON(!list_empty(&cfg->c.functions)); in gadget_config_attr_release()
393 list_del(&cfg->c.list); in gadget_config_attr_release()
394 kfree(cfg->c.label); in gadget_config_attr_release()
403 struct usb_composite_dev *cdev = cfg->c.cdev; in config_usb_cfg_link()
413 mutex_lock(&gi->lock); in config_usb_cfg_link()
419 list_for_each_entry(a_fi, &gi->available_func, cfs_list) { in config_usb_cfg_link()
424 ret = -EINVAL; in config_usb_cfg_link()
428 list_for_each_entry(f, &cfg->func_list, list) { in config_usb_cfg_link()
429 if (f->fi == fi) { in config_usb_cfg_link()
430 ret = -EEXIST; in config_usb_cfg_link()
442 list_add_tail(&f->list, &cfg->func_list); in config_usb_cfg_link()
445 mutex_unlock(&gi->lock); in config_usb_cfg_link()
454 struct usb_composite_dev *cdev = cfg->c.cdev; in config_usb_cfg_unlink()
468 mutex_lock(&gi->lock); in config_usb_cfg_unlink()
469 if (gi->composite.gadget_driver.udc_name) in config_usb_cfg_unlink()
471 WARN_ON(gi->composite.gadget_driver.udc_name); in config_usb_cfg_unlink()
473 list_for_each_entry(f, &cfg->func_list, list) { in config_usb_cfg_unlink()
474 if (f->fi == fi) { in config_usb_cfg_unlink()
475 list_del(&f->list); in config_usb_cfg_unlink()
477 mutex_unlock(&gi->lock); in config_usb_cfg_unlink()
481 mutex_unlock(&gi->lock); in config_usb_cfg_unlink()
495 return sprintf(page, "%u\n", to_config_usb_cfg(item)->c.MaxPower); in gadget_config_desc_MaxPower_show()
507 return -ERANGE; in gadget_config_desc_MaxPower_store()
508 to_config_usb_cfg(item)->c.MaxPower = val; in gadget_config_desc_MaxPower_store()
516 to_config_usb_cfg(item)->c.bmAttributes); in gadget_config_desc_bmAttributes_show()
528 return -EINVAL; in gadget_config_desc_bmAttributes_store()
531 return -EINVAL; in gadget_config_desc_bmAttributes_store()
532 to_config_usb_cfg(item)->c.bmAttributes = val; in gadget_config_desc_bmAttributes_store()
559 spin_lock_init(&cdev->lock); in composite_init_dev()
560 INIT_LIST_HEAD(&cdev->configs); in composite_init_dev()
561 INIT_LIST_HEAD(&cdev->gstrings); in composite_init_dev()
577 return ERR_PTR(-ENAMETOOLONG); in function_make()
583 return ERR_PTR(-EINVAL); in function_make()
592 ret = config_item_set_name(&fi->group.cg_item, "%s", name); in function_make()
597 if (fi->set_inst_name) { in function_make()
598 ret = fi->set_inst_name(fi, instance_name); in function_make()
607 mutex_lock(&gi->lock); in function_make()
608 list_add_tail(&fi->cfs_list, &gi->available_func); in function_make()
609 mutex_unlock(&gi->lock); in function_make()
610 return &fi->group; in function_make()
622 mutex_lock(&gi->lock); in function_drop()
623 list_del(&fi->cfs_list); in function_drop()
624 mutex_unlock(&gi->lock); in function_drop()
649 kfree(cn->configuration); in gadget_config_name_attr_release()
651 list_del(&cn->list); in gadget_config_name_attr_release()
666 u8 num; in config_desc_make() local
672 return ERR_PTR(-ENAMETOOLONG); in config_desc_make()
677 return ERR_PTR(-EINVAL); in config_desc_make()
684 return ERR_PTR(-EINVAL); in config_desc_make()
686 ret = kstrtou8(num_str, 0, &num); in config_desc_make()
692 return ERR_PTR(-ENOMEM); in config_desc_make()
693 cfg->c.label = kstrdup(buf, GFP_KERNEL); in config_desc_make()
694 if (!cfg->c.label) { in config_desc_make()
695 ret = -ENOMEM; in config_desc_make()
698 cfg->c.bConfigurationValue = num; in config_desc_make()
699 cfg->c.MaxPower = CONFIG_USB_GADGET_VBUS_DRAW; in config_desc_make()
700 cfg->c.bmAttributes = USB_CONFIG_ATT_ONE; in config_desc_make()
701 INIT_LIST_HEAD(&cfg->string_list); in config_desc_make()
702 INIT_LIST_HEAD(&cfg->func_list); in config_desc_make()
704 config_group_init_type_name(&cfg->group, name, in config_desc_make()
707 config_group_init_type_name(&cfg->strings_group, "strings", in config_desc_make()
709 configfs_add_default_group(&cfg->strings_group, &cfg->group); in config_desc_make()
711 ret = usb_add_config_only(&gi->cdev, &cfg->c); in config_desc_make()
715 return &cfg->group; in config_desc_make()
717 kfree(cfg->c.label); in config_desc_make()
754 kfree(gs->manufacturer); in gadget_strings_attr_release()
755 kfree(gs->product); in gadget_strings_attr_release()
756 kfree(gs->serialnumber); in gadget_strings_attr_release()
758 list_del(&gs->list); in gadget_strings_attr_release()
773 return to_gadget_info(to_os_desc(item)->group.cg_item.ci_parent); in os_desc_item_to_gadget_info()
779 os_desc_item_to_gadget_info(item)->use_os_desc); in os_desc_use_show()
789 mutex_lock(&gi->lock); in os_desc_use_store()
792 gi->use_os_desc = use; in os_desc_use_store()
795 mutex_unlock(&gi->lock); in os_desc_use_store()
803 os_desc_item_to_gadget_info(item)->b_vendor_code); in os_desc_b_vendor_code_show()
813 mutex_lock(&gi->lock); in os_desc_b_vendor_code_store()
816 gi->b_vendor_code = b_vendor_code; in os_desc_b_vendor_code_store()
819 mutex_unlock(&gi->lock); in os_desc_b_vendor_code_store()
829 res = utf16s_to_utf8s((wchar_t *) gi->qw_sign, OS_STRING_QW_SIGN_LEN, in os_desc_qw_sign_show()
830 UTF16_LITTLE_ENDIAN, page, PAGE_SIZE - 1); in os_desc_qw_sign_show()
843 if (page[l - 1] == '\n') in os_desc_qw_sign_store()
844 --l; in os_desc_qw_sign_store()
846 mutex_lock(&gi->lock); in os_desc_qw_sign_store()
848 UTF16_LITTLE_ENDIAN, (wchar_t *) gi->qw_sign, in os_desc_qw_sign_store()
852 mutex_unlock(&gi->lock); in os_desc_qw_sign_store()
879 struct usb_composite_dev *cdev = &gi->cdev; in os_desc_link()
886 mutex_lock(&gi->lock); in os_desc_link()
887 list_for_each_entry(c, &cdev->configs, list) { in os_desc_link()
888 if (c == &c_target->c) in os_desc_link()
891 if (c != &c_target->c) { in os_desc_link()
892 ret = -EINVAL; in os_desc_link()
896 if (cdev->os_desc_config) { in os_desc_link()
897 ret = -EBUSY; in os_desc_link()
901 cdev->os_desc_config = &c_target->c; in os_desc_link()
905 mutex_unlock(&gi->lock); in os_desc_link()
914 struct usb_composite_dev *cdev = &gi->cdev; in os_desc_unlink()
916 mutex_lock(&gi->lock); in os_desc_unlink()
917 if (gi->composite.gadget_driver.udc_name) in os_desc_unlink()
919 cdev->os_desc_config = NULL; in os_desc_unlink()
920 WARN_ON(gi->composite.gadget_driver.udc_name); in os_desc_unlink()
921 mutex_unlock(&gi->lock); in os_desc_unlink()
944 return sprintf(page, "%d\n", to_usb_os_desc_ext_prop(item)->type); in ext_prop_type_show()
951 struct usb_os_desc *desc = to_usb_os_desc(ext_prop->item.ci_parent); in ext_prop_type_store()
955 if (desc->opts_mutex) in ext_prop_type_store()
956 mutex_lock(desc->opts_mutex); in ext_prop_type_store()
961 ret = -EINVAL; in ext_prop_type_store()
965 if ((ext_prop->type == USB_EXT_PROP_BINARY || in ext_prop_type_store()
966 ext_prop->type == USB_EXT_PROP_LE32 || in ext_prop_type_store()
967 ext_prop->type == USB_EXT_PROP_BE32) && in ext_prop_type_store()
971 ext_prop->data_len <<= 1; in ext_prop_type_store()
972 else if ((ext_prop->type == USB_EXT_PROP_UNICODE || in ext_prop_type_store()
973 ext_prop->type == USB_EXT_PROP_UNICODE_ENV || in ext_prop_type_store()
974 ext_prop->type == USB_EXT_PROP_UNICODE_LINK) && in ext_prop_type_store()
978 ext_prop->data_len >>= 1; in ext_prop_type_store()
979 ext_prop->type = type; in ext_prop_type_store()
983 if (desc->opts_mutex) in ext_prop_type_store()
984 mutex_unlock(desc->opts_mutex); in ext_prop_type_store()
991 int len = ext_prop->data_len; in ext_prop_data_show()
993 if (ext_prop->type == USB_EXT_PROP_UNICODE || in ext_prop_data_show()
994 ext_prop->type == USB_EXT_PROP_UNICODE_ENV || in ext_prop_data_show()
995 ext_prop->type == USB_EXT_PROP_UNICODE_LINK) in ext_prop_data_show()
997 memcpy(page, ext_prop->data, len); in ext_prop_data_show()
1006 struct usb_os_desc *desc = to_usb_os_desc(ext_prop->item.ci_parent); in ext_prop_data_store()
1010 if (page[len - 1] == '\n' || page[len - 1] == '\0') in ext_prop_data_store()
1011 --len; in ext_prop_data_store()
1014 return -ENOMEM; in ext_prop_data_store()
1016 if (desc->opts_mutex) in ext_prop_data_store()
1017 mutex_lock(desc->opts_mutex); in ext_prop_data_store()
1018 kfree(ext_prop->data); in ext_prop_data_store()
1019 ext_prop->data = new_data; in ext_prop_data_store()
1020 desc->ext_prop_len -= ext_prop->data_len; in ext_prop_data_store()
1021 ext_prop->data_len = len; in ext_prop_data_store()
1022 desc->ext_prop_len += ext_prop->data_len; in ext_prop_data_store()
1023 if (ext_prop->type == USB_EXT_PROP_UNICODE || in ext_prop_data_store()
1024 ext_prop->type == USB_EXT_PROP_UNICODE_ENV || in ext_prop_data_store()
1025 ext_prop->type == USB_EXT_PROP_UNICODE_LINK) { in ext_prop_data_store()
1026 desc->ext_prop_len -= ext_prop->data_len; in ext_prop_data_store()
1027 ext_prop->data_len <<= 1; in ext_prop_data_store()
1028 ext_prop->data_len += 2; in ext_prop_data_store()
1029 desc->ext_prop_len += ext_prop->data_len; in ext_prop_data_store()
1031 if (desc->opts_mutex) in ext_prop_data_store()
1032 mutex_unlock(desc->opts_mutex); in ext_prop_data_store()
1071 return ERR_PTR(-ENOMEM); in ext_prop_make()
1077 ext_prop_type->ct_item_ops = &ext_prop_ops; in ext_prop_make()
1078 ext_prop_type->ct_attrs = ext_prop_attrs; in ext_prop_make()
1079 ext_prop_type->ct_owner = desc->owner; in ext_prop_make()
1081 config_item_init_type_name(&ext_prop->item, name, ext_prop_type); in ext_prop_make()
1083 ext_prop->name = kstrdup(name, GFP_KERNEL); in ext_prop_make()
1084 if (!ext_prop->name) { in ext_prop_make()
1086 return ERR_PTR(-ENOMEM); in ext_prop_make()
1088 desc->ext_prop_len += 14; in ext_prop_make()
1089 ext_prop->name_len = 2 * strlen(ext_prop->name) + 2; in ext_prop_make()
1090 if (desc->opts_mutex) in ext_prop_make()
1091 mutex_lock(desc->opts_mutex); in ext_prop_make()
1092 desc->ext_prop_len += ext_prop->name_len; in ext_prop_make()
1093 list_add_tail(&ext_prop->entry, &desc->ext_prop); in ext_prop_make()
1094 ++desc->ext_prop_count; in ext_prop_make()
1095 if (desc->opts_mutex) in ext_prop_make()
1096 mutex_unlock(desc->opts_mutex); in ext_prop_make()
1098 return &ext_prop->item; in ext_prop_make()
1104 struct usb_os_desc *desc = to_usb_os_desc(&group->cg_item); in ext_prop_drop()
1106 if (desc->opts_mutex) in ext_prop_drop()
1107 mutex_lock(desc->opts_mutex); in ext_prop_drop()
1108 list_del(&ext_prop->entry); in ext_prop_drop()
1109 --desc->ext_prop_count; in ext_prop_drop()
1110 kfree(ext_prop->name); in ext_prop_drop()
1111 desc->ext_prop_len -= (ext_prop->name_len + ext_prop->data_len + 14); in ext_prop_drop()
1112 if (desc->opts_mutex) in ext_prop_drop()
1113 mutex_unlock(desc->opts_mutex); in ext_prop_drop()
1125 memcpy(page, to_usb_os_desc(item)->ext_compat_id, 8); in interf_grp_compatible_id_show()
1136 if (page[l - 1] == '\n') in interf_grp_compatible_id_store()
1137 --l; in interf_grp_compatible_id_store()
1138 if (desc->opts_mutex) in interf_grp_compatible_id_store()
1139 mutex_lock(desc->opts_mutex); in interf_grp_compatible_id_store()
1140 memcpy(desc->ext_compat_id, page, l); in interf_grp_compatible_id_store()
1142 if (desc->opts_mutex) in interf_grp_compatible_id_store()
1143 mutex_unlock(desc->opts_mutex); in interf_grp_compatible_id_store()
1151 memcpy(page, to_usb_os_desc(item)->ext_compat_id + 8, 8); in interf_grp_sub_compatible_id_show()
1162 if (page[l - 1] == '\n') in interf_grp_sub_compatible_id_store()
1163 --l; in interf_grp_sub_compatible_id_store()
1164 if (desc->opts_mutex) in interf_grp_sub_compatible_id_store()
1165 mutex_lock(desc->opts_mutex); in interf_grp_sub_compatible_id_store()
1166 memcpy(desc->ext_compat_id + 8, page, l); in interf_grp_sub_compatible_id_store()
1168 if (desc->opts_mutex) in interf_grp_sub_compatible_id_store()
1169 mutex_unlock(desc->opts_mutex); in interf_grp_sub_compatible_id_store()
1200 return ERR_PTR(-ENOMEM); in usb_os_desc_prepare_interf_dir()
1206 os_desc_type->ct_owner = owner; in usb_os_desc_prepare_interf_dir()
1210 interface_type->ct_group_ops = &interf_grp_ops; in usb_os_desc_prepare_interf_dir()
1211 interface_type->ct_attrs = interf_grp_attrs; in usb_os_desc_prepare_interf_dir()
1212 interface_type->ct_owner = owner; in usb_os_desc_prepare_interf_dir()
1214 while (n_interf--) { in usb_os_desc_prepare_interf_dir()
1218 d->owner = owner; in usb_os_desc_prepare_interf_dir()
1219 config_group_init_type_name(&d->group, "", interface_type); in usb_os_desc_prepare_interf_dir()
1220 config_item_set_name(&d->group.cg_item, "interface.%s", in usb_os_desc_prepare_interf_dir()
1222 configfs_add_default_group(&d->group, os_desc_group); in usb_os_desc_prepare_interf_dir()
1232 return -EINVAL; in configfs_do_nothing()
1245 list_for_each_entry(c, &gi->cdev.configs, list) { in purge_configs_funcs()
1251 list_for_each_entry_safe(f, tmp, &c->functions, list) { in purge_configs_funcs()
1253 list_move_tail(&f->list, &cfg->func_list); in purge_configs_funcs()
1254 if (f->unbind) { in purge_configs_funcs()
1255 dev_dbg(&gi->cdev.gadget->dev, in purge_configs_funcs()
1257 f->name, f); in purge_configs_funcs()
1258 f->unbind(c, f); in purge_configs_funcs()
1261 c->next_interface_id = 0; in purge_configs_funcs()
1262 memset(c->interface, 0, sizeof(c->interface)); in purge_configs_funcs()
1263 c->superspeed_plus = 0; in purge_configs_funcs()
1264 c->superspeed = 0; in purge_configs_funcs()
1265 c->highspeed = 0; in purge_configs_funcs()
1266 c->fullspeed = 0; in purge_configs_funcs()
1276 struct usb_composite_dev *cdev = &gi->cdev; in configfs_composite_bind()
1282 /* the gi->lock is hold by the caller */ in configfs_composite_bind()
1283 gi->unbind = 0; in configfs_composite_bind()
1284 cdev->gadget = gadget; in configfs_composite_bind()
1290 ret = -EINVAL; in configfs_composite_bind()
1292 if (list_empty(&gi->cdev.configs)) { in configfs_composite_bind()
1294 gi->composite.name); in configfs_composite_bind()
1299 list_for_each_entry(c, &gi->cdev.configs, list) { in configfs_composite_bind()
1303 if (list_empty(&cfg->func_list)) { in configfs_composite_bind()
1305 c->label, c->bConfigurationValue, in configfs_composite_bind()
1306 gi->composite.name); in configfs_composite_bind()
1311 /* init all strings */ in configfs_composite_bind()
1312 if (!list_empty(&gi->string_list)) { in configfs_composite_bind()
1316 list_for_each_entry(gs, &gi->string_list, list) { in configfs_composite_bind()
1318 gi->gstrings[i] = &gs->stringtab_dev; in configfs_composite_bind()
1319 gs->stringtab_dev.strings = gs->strings; in configfs_composite_bind()
1320 gs->strings[USB_GADGET_MANUFACTURER_IDX].s = in configfs_composite_bind()
1321 gs->manufacturer; in configfs_composite_bind()
1322 gs->strings[USB_GADGET_PRODUCT_IDX].s = gs->product; in configfs_composite_bind()
1323 gs->strings[USB_GADGET_SERIAL_IDX].s = gs->serialnumber; in configfs_composite_bind()
1326 gi->gstrings[i] = NULL; in configfs_composite_bind()
1327 s = usb_gstrings_attach(&gi->cdev, gi->gstrings, in configfs_composite_bind()
1334 gi->cdev.desc.iManufacturer = s[USB_GADGET_MANUFACTURER_IDX].id; in configfs_composite_bind()
1335 gi->cdev.desc.iProduct = s[USB_GADGET_PRODUCT_IDX].id; in configfs_composite_bind()
1336 gi->cdev.desc.iSerialNumber = s[USB_GADGET_SERIAL_IDX].id; in configfs_composite_bind()
1339 if (gi->use_os_desc) { in configfs_composite_bind()
1340 cdev->use_os_string = true; in configfs_composite_bind()
1341 cdev->b_vendor_code = gi->b_vendor_code; in configfs_composite_bind()
1342 memcpy(cdev->qw_sign, gi->qw_sign, OS_STRING_QW_SIGN_LEN); in configfs_composite_bind()
1350 ret = -ENOMEM; in configfs_composite_bind()
1359 list_for_each_entry(c, &gi->cdev.configs, list) { in configfs_composite_bind()
1366 c->descriptors = otg_desc; in configfs_composite_bind()
1369 if (!list_empty(&cfg->string_list)) { in configfs_composite_bind()
1371 list_for_each_entry(cn, &cfg->string_list, list) { in configfs_composite_bind()
1372 cfg->gstrings[i] = &cn->stringtab_dev; in configfs_composite_bind()
1373 cn->stringtab_dev.strings = &cn->strings; in configfs_composite_bind()
1374 cn->strings.s = cn->configuration; in configfs_composite_bind()
1377 cfg->gstrings[i] = NULL; in configfs_composite_bind()
1378 s = usb_gstrings_attach(&gi->cdev, cfg->gstrings, 1); in configfs_composite_bind()
1383 c->iConfiguration = s[0].id; in configfs_composite_bind()
1386 list_for_each_entry_safe(f, tmp, &cfg->func_list, list) { in configfs_composite_bind()
1387 list_del(&f->list); in configfs_composite_bind()
1390 list_add(&f->list, &cfg->func_list); in configfs_composite_bind()
1394 usb_ep_autoconfig_reset(cdev->gadget); in configfs_composite_bind()
1396 if (cdev->use_os_string) { in configfs_composite_bind()
1397 ret = composite_os_desc_req_prepare(cdev, gadget->ep0); in configfs_composite_bind()
1402 usb_ep_autoconfig_reset(cdev->gadget); in configfs_composite_bind()
1418 /* the gi->lock is hold by the caller */ in configfs_composite_unbind()
1422 spin_lock_irqsave(&gi->spinlock, flags); in configfs_composite_unbind()
1423 gi->unbind = 1; in configfs_composite_unbind()
1424 spin_unlock_irqrestore(&gi->spinlock, flags); in configfs_composite_unbind()
1430 usb_ep_autoconfig_reset(cdev->gadget); in configfs_composite_unbind()
1431 spin_lock_irqsave(&gi->spinlock, flags); in configfs_composite_unbind()
1432 cdev->gadget = NULL; in configfs_composite_unbind()
1434 spin_unlock_irqrestore(&gi->spinlock, flags); in configfs_composite_unbind()
1450 spin_lock_irqsave(&gi->spinlock, flags); in configfs_composite_setup()
1452 if (!cdev || gi->unbind) { in configfs_composite_setup()
1453 spin_unlock_irqrestore(&gi->spinlock, flags); in configfs_composite_setup()
1458 spin_unlock_irqrestore(&gi->spinlock, flags); in configfs_composite_setup()
1473 spin_lock_irqsave(&gi->spinlock, flags); in configfs_composite_disconnect()
1475 if (!cdev || gi->unbind) { in configfs_composite_disconnect()
1476 spin_unlock_irqrestore(&gi->spinlock, flags); in configfs_composite_disconnect()
1481 spin_unlock_irqrestore(&gi->spinlock, flags); in configfs_composite_disconnect()
1495 spin_lock_irqsave(&gi->spinlock, flags); in configfs_composite_suspend()
1497 if (!cdev || gi->unbind) { in configfs_composite_suspend()
1498 spin_unlock_irqrestore(&gi->spinlock, flags); in configfs_composite_suspend()
1503 spin_unlock_irqrestore(&gi->spinlock, flags); in configfs_composite_suspend()
1517 spin_lock_irqsave(&gi->spinlock, flags); in configfs_composite_resume()
1519 if (!cdev || gi->unbind) { in configfs_composite_resume()
1520 spin_unlock_irqrestore(&gi->spinlock, flags); in configfs_composite_resume()
1525 spin_unlock_irqrestore(&gi->spinlock, flags); in configfs_composite_resume()
1542 .name = "configfs-gadget",
1555 return ERR_PTR(-ENOMEM); in gadgets_make()
1557 config_group_init_type_name(&gi->group, name, &gadget_root_type); in gadgets_make()
1559 config_group_init_type_name(&gi->functions_group, "functions", in gadgets_make()
1561 configfs_add_default_group(&gi->functions_group, &gi->group); in gadgets_make()
1563 config_group_init_type_name(&gi->configs_group, "configs", in gadgets_make()
1565 configfs_add_default_group(&gi->configs_group, &gi->group); in gadgets_make()
1567 config_group_init_type_name(&gi->strings_group, "strings", in gadgets_make()
1569 configfs_add_default_group(&gi->strings_group, &gi->group); in gadgets_make()
1571 config_group_init_type_name(&gi->os_desc_group, "os_desc", in gadgets_make()
1573 configfs_add_default_group(&gi->os_desc_group, &gi->group); in gadgets_make()
1575 gi->composite.bind = configfs_do_nothing; in gadgets_make()
1576 gi->composite.unbind = configfs_do_nothing; in gadgets_make()
1577 gi->composite.suspend = NULL; in gadgets_make()
1578 gi->composite.resume = NULL; in gadgets_make()
1579 gi->composite.max_speed = USB_SPEED_SUPER; in gadgets_make()
1581 spin_lock_init(&gi->spinlock); in gadgets_make()
1582 mutex_init(&gi->lock); in gadgets_make()
1583 INIT_LIST_HEAD(&gi->string_list); in gadgets_make()
1584 INIT_LIST_HEAD(&gi->available_func); in gadgets_make()
1586 composite_init_dev(&gi->cdev); in gadgets_make()
1587 gi->cdev.desc.bLength = USB_DT_DEVICE_SIZE; in gadgets_make()
1588 gi->cdev.desc.bDescriptorType = USB_DT_DEVICE; in gadgets_make()
1589 gi->cdev.desc.bcdDevice = cpu_to_le16(get_default_bcdDevice()); in gadgets_make()
1591 gi->composite.gadget_driver = configfs_driver_template; in gadgets_make()
1593 gi->composite.gadget_driver.function = kstrdup(name, GFP_KERNEL); in gadgets_make()
1594 gi->composite.name = gi->composite.gadget_driver.function; in gadgets_make()
1596 if (!gi->composite.gadget_driver.function) in gadgets_make()
1599 return &gi->group; in gadgets_make()
1602 return ERR_PTR(-ENOMEM); in gadgets_make()
1634 mutex_lock(&gi->lock); in unregister_gadget_item()
1636 mutex_unlock(&gi->lock); in unregister_gadget_item()