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- /* 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
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