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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* HID report descriptors, structures and routines
* Copyright 2020-2021 Advanced Micro Devices, Inc.
* Authors: Nehal Bakulchandra Shah <Nehal-bakulchandra.shah@amd.com>
* Sandeep Singh <Sandeep.singh@amd.com>
* Basavaraj Natikar <Basavaraj.Natikar@amd.com>
*/
#ifndef AMD_SFH_HID_DESCRIPTOR_H
#define AMD_SFH_HID_DESCRIPTOR_H
enum desc_type {
/* Report descriptor name */
descr_size = 1,
input_size,
feature_size,
};
struct common_feature_property {
/* common properties */
u8 report_id;
u8 connection_type;
u8 report_state;
u8 power_state;
u8 sensor_state;
u32 report_interval;
} __packed;
struct common_input_property {
/* common properties */
u8 report_id;
u8 sensor_state;
u8 event_type;
} __packed;
struct accel3_feature_report {
struct common_feature_property common_property;
/* properties specific to this sensor */
u16 accel_change_sesnitivity;
s16 accel_sensitivity_max;
s16 accel_sensitivity_min;
} __packed;
struct accel3_input_report {
struct common_input_property common_property;
/* values specific to this sensor */
int in_accel_x_value;
int in_accel_y_value;
int in_accel_z_value;
/* include if required to support the "shake" event */
u8 in_accel_shake_detection;
} __packed;
struct gyro_feature_report {
struct common_feature_property common_property;
/* properties specific to this sensor */
u16 gyro_change_sesnitivity;
s16 gyro_sensitivity_max;
s16 gyro_sensitivity_min;
} __packed;
struct gyro_input_report {
struct common_input_property common_property;
/* values specific to this sensor */
int in_angel_x_value;
int in_angel_y_value;
int in_angel_z_value;
} __packed;
struct magno_feature_report {
struct common_feature_property common_property;
/*properties specific to this sensor */
u16 magno_headingchange_sensitivity;
s16 heading_min;
s16 heading_max;
u16 flux_change_sensitivity;
s16 flux_min;
s16 flux_max;
} __packed;
struct magno_input_report {
struct common_input_property common_property;
int in_magno_x;
int in_magno_y;
int in_magno_z;
int in_magno_accuracy;
} __packed;
struct als_feature_report {
struct common_feature_property common_property;
/* properties specific to this sensor */
u16 als_change_sesnitivity;
s16 als_sensitivity_max;
s16 als_sensitivity_min;
} __packed;
struct als_input_report {
struct common_input_property common_property;
/* values specific to this sensor */
int illuminance_value;
} __packed;
struct hpd_feature_report {
struct common_feature_property common_property;
} __packed;
struct hpd_input_report {
struct common_input_property common_property;
/* values specific to human presence sensor */
u8 human_presence;
} __packed;
int get_report_descriptor(int sensor_idx, u8 rep_desc[]);
u32 get_descr_sz(int sensor_idx, int descriptor_name);
u8 get_feature_report(int sensor_idx, int report_id, u8 *feature_report);
#endif