| /* SPDX-License-Identifier: GPL-2.0+ */ | 
 |  | 
 | #ifndef I2C_HID_H | 
 | #define I2C_HID_H | 
 |  | 
 | #include <linux/i2c.h> | 
 |  | 
 | #ifdef CONFIG_DMI | 
 | struct i2c_hid_desc *i2c_hid_get_dmi_i2c_hid_desc_override(uint8_t *i2c_name); | 
 | char *i2c_hid_get_dmi_hid_report_desc_override(uint8_t *i2c_name, | 
 | 					       unsigned int *size); | 
 | u32 i2c_hid_get_dmi_quirks(const u16 vendor, const u16 product); | 
 | #else | 
 | static inline struct i2c_hid_desc | 
 | 		   *i2c_hid_get_dmi_i2c_hid_desc_override(uint8_t *i2c_name) | 
 | { return NULL; } | 
 | static inline char *i2c_hid_get_dmi_hid_report_desc_override(uint8_t *i2c_name, | 
 | 							     unsigned int *size) | 
 | { return NULL; } | 
 | static inline u32 i2c_hid_get_dmi_quirks(const u16 vendor, const u16 product) | 
 | { return 0; } | 
 | #endif | 
 |  | 
 | /** | 
 |  * struct i2chid_ops - Ops provided to the core. | 
 |  * | 
 |  * @power_up: do sequencing to power up the device. | 
 |  * @power_down: do sequencing to power down the device. | 
 |  * @shutdown_tail: called at the end of shutdown. | 
 |  */ | 
 | struct i2chid_ops { | 
 | 	int (*power_up)(struct i2chid_ops *ops); | 
 | 	void (*power_down)(struct i2chid_ops *ops); | 
 | 	void (*shutdown_tail)(struct i2chid_ops *ops); | 
 | }; | 
 |  | 
 | int i2c_hid_core_probe(struct i2c_client *client, struct i2chid_ops *ops, | 
 | 		       u16 hid_descriptor_address, u32 quirks); | 
 | void i2c_hid_core_remove(struct i2c_client *client); | 
 |  | 
 | void i2c_hid_core_shutdown(struct i2c_client *client); | 
 |  | 
 | extern const struct dev_pm_ops i2c_hid_core_pm; | 
 |  | 
 | #endif |