43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/* 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);
|
|
#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; }
|
|
#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
|