/* 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;
        int light_color_temp;
        int chromaticity_x_value;
        int chromaticity_y_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;

#endif