Server IP : 184.154.167.98 / Your IP : 52.14.213.73 Web Server : Apache System : Linux pink.dnsnetservice.com 4.18.0-553.22.1.lve.1.el8.x86_64 #1 SMP Tue Oct 8 15:52:54 UTC 2024 x86_64 User : puertode ( 1767) PHP Version : 7.2.34 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /usr/src/kernels/4.18.0-553.22.1.lve.1.el8.x86_64/include/linux/ |
Upload File : |
/* * External Connector (extcon) framework * - linux/include/linux/extcon-provider.h for extcon provider device driver. * * Copyright (C) 2017 Samsung Electronics * Author: Chanwoo Choi <cw00.choi@samsung.com> * * This software is licensed under the terms of the GNU General Public * License version 2, as published by the Free Software Foundation, and * may be copied, distributed, and modified under those terms. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #ifndef __LINUX_EXTCON_PROVIDER_H__ #define __LINUX_EXTCON_PROVIDER_H__ #include <linux/extcon.h> struct extcon_dev; #if IS_ENABLED(CONFIG_EXTCON) /* Following APIs register/unregister the extcon device. */ extern int extcon_dev_register(struct extcon_dev *edev); extern void extcon_dev_unregister(struct extcon_dev *edev); extern int devm_extcon_dev_register(struct device *dev, struct extcon_dev *edev); extern void devm_extcon_dev_unregister(struct device *dev, struct extcon_dev *edev); /* Following APIs allocate/free the memory of the extcon device. */ extern struct extcon_dev *extcon_dev_allocate(const unsigned int *cable); extern void extcon_dev_free(struct extcon_dev *edev); extern struct extcon_dev *devm_extcon_dev_allocate(struct device *dev, const unsigned int *cable); extern void devm_extcon_dev_free(struct device *dev, struct extcon_dev *edev); /* Synchronize the state and property value for each external connector. */ extern int extcon_sync(struct extcon_dev *edev, unsigned int id); /* * Following APIs set the connected state of each external connector. * The 'id' argument indicates the defined external connector. */ extern int extcon_set_state(struct extcon_dev *edev, unsigned int id, bool state); extern int extcon_set_state_sync(struct extcon_dev *edev, unsigned int id, bool state); /* * Following APIs set the property of each external connector. * The 'id' argument indicates the defined external connector * and the 'prop' indicates the extcon property. * * And extcon_set_property_capability() set the capability of the property * for each external connector. They are used to set the capability of the * property of each external connector based on the id and property. */ extern int extcon_set_property(struct extcon_dev *edev, unsigned int id, unsigned int prop, union extcon_property_value prop_val); extern int extcon_set_property_sync(struct extcon_dev *edev, unsigned int id, unsigned int prop, union extcon_property_value prop_val); extern int extcon_set_property_capability(struct extcon_dev *edev, unsigned int id, unsigned int prop); #else /* CONFIG_EXTCON */ static inline int extcon_dev_register(struct extcon_dev *edev) { return 0; } static inline void extcon_dev_unregister(struct extcon_dev *edev) { } static inline int devm_extcon_dev_register(struct device *dev, struct extcon_dev *edev) { return -EINVAL; } static inline void devm_extcon_dev_unregister(struct device *dev, struct extcon_dev *edev) { } static inline struct extcon_dev *extcon_dev_allocate(const unsigned int *cable) { return ERR_PTR(-ENOSYS); } static inline void extcon_dev_free(struct extcon_dev *edev) { } static inline struct extcon_dev *devm_extcon_dev_allocate(struct device *dev, const unsigned int *cable) { return ERR_PTR(-ENOSYS); } static inline void devm_extcon_dev_free(struct extcon_dev *edev) { } static inline int extcon_set_state(struct extcon_dev *edev, unsigned int id, bool state) { return 0; } static inline int extcon_set_state_sync(struct extcon_dev *edev, unsigned int id, bool state) { return 0; } static inline int extcon_sync(struct extcon_dev *edev, unsigned int id) { return 0; } static inline int extcon_set_property(struct extcon_dev *edev, unsigned int id, unsigned int prop, union extcon_property_value prop_val) { return 0; } static inline int extcon_set_property_sync(struct extcon_dev *edev, unsigned int id, unsigned int prop, union extcon_property_value prop_val) { return 0; } static inline int extcon_set_property_capability(struct extcon_dev *edev, unsigned int id, unsigned int prop) { return 0; } #endif /* CONFIG_EXTCON */ #endif /* __LINUX_EXTCON_PROVIDER_H__ */