/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* AMD MP2 1.1 communication interfaces
*
* Copyright (c) 2022, Advanced Micro Devices, Inc.
* All Rights Reserved.
*
* Author: Basavaraj Natikar <[email protected]>
*/
#ifndef AMD_SFH_INTERFACE_H
#define AMD_SFH_INTERFACE_H
#include "../amd_sfh_common.h"
#define SENSOR_DATA_MEM_SIZE_DEFAULT 256
#define TOTAL_STATIC_MEM_DEFAULT 1024
#define OFFSET_SFH_INFO_BASE_DEFAULT 0
#define OFFSET_SENSOR_DATA_DEFAULT (OFFSET_SFH_INFO_BASE_DEFAULT + \
TOTAL_STATIC_MEM_DEFAULT)
enum sensor_index {
ACCEL_IDX,
GYRO_IDX,
MAG_IDX,
ALS_IDX = 4,
HPD_IDX = 5,
MAX_IDX = 15,
};
struct sfh_cmd_base {
union {
u32 ul;
struct {
u32 sensor_id : 4;
u32 cmd_id : 4;
u32 sub_cmd_id : 8;
u32 sub_cmd_value : 12;
u32 rsvd : 3;
u32 intr_disable : 1;
} cmd;
};
};
struct sfh_cmd_response {
union {
u32 resp;
struct {
u32 response : 8;
u32 sensor_id : 4;
u32 cmd_id : 4;
u32 sub_cmd : 6;
u32 rsvd2 : 10;
} response;
};
};
struct sfh_platform_info {
union {
u32 pi;
struct {
u32 cust_id : 16;
u32 plat_id : 6;
u32 interface_id : 4;
u32 rsvd : 6;
} pinfo;
};
};
struct sfh_firmware_info {
union {
u32 fw_ver;
struct {
u32 minor_rev : 8;
u32 major_rev : 8;
u32 minor_ver : 8;
u32 major_ver : 8;
} fver;
};
};
struct sfh_sensor_list {
union {
u32 slist;
struct {
u32 sensors : 16;
u32 rsvd : 16;
} sl;
};
};
struct sfh_sensor_prop {
union {
u32 sprop;
struct {
u32 elist : 16;
u32 feat : 16;
} sf;
};
};
struct sfh_base_info {
union {
u32 sfh_base[24];
struct {
struct sfh_platform_info plat_info;
struct sfh_firmware_info fw_info;
struct sfh_sensor_list s_list;
u32 rsvd;
struct sfh_sensor_prop s_prop[16];
} sbase;
};
};
struct sfh_common_data {
u64 timestamp;
u32 intr_cnt;
u32 featvalid : 16;
u32 rsvd : 13;
u32 sensor_state : 3;
};
struct sfh_float32 {
u32 x;
u32 y;
u32 z;
};
struct sfh_accel_data {
struct sfh_common_data commondata;
struct sfh_float32 acceldata;
u32 accelstatus;
};
struct sfh_gyro_data {
struct sfh_common_data commondata;
struct sfh_float32 gyrodata;
u32 result;
};
struct sfh_mag_data {
struct sfh_common_data commondata;
struct sfh_float32 magdata;
u32 accuracy;
};
struct sfh_als_data {
struct sfh_common_data commondata;
u32 lux;
u32 light_color_temp;
u32 chromaticity_x;
u32 chromaticity_y;
};
struct hpd_status {
union {
struct {
u32 distance : 16;
u32 probablity : 8;
u32 presence : 2;
u32 rsvd : 5;
u32 state : 1;
} shpd;
u32 val;
};
};
void sfh_interface_init(struct amd_mp2_dev *mp2);
void sfh_deinit_emp2(void);
void amd_sfh1_1_set_desc_ops(struct amd_mp2_ops *mp2_ops);
int amd_sfh_float_to_int(u32 flt32_val);
#endif