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bhy_bsx_algo_param.c
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/**
* Copyright (c) 2025 Bosch Sensortec GmbH. All rights reserved.
*
* BSD-3-Clause
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @file bhy_bsx_algo_param.c
* @date 2025-03-28
* @version v2.1.0
*
*/
#include "bhy_bsx_algo_param.h"
#include "bhy_hif.h"
/**
* @brief Function to get the calibration profile of BSX fusion for physical sensors
* @param[in] param_id : Parameter ID for the physical sensors
* @param[out] bsx_state : Reference to the data buffer to store the calibration profile
* @param[in] state_len : Length of the data buffer
* @param[out] actual_len : Actual length of the calibration profile
* @param[in] dev : Device reference
* @return API error codes
*/
int8_t bhy_bsx_algo_param_get_bsx_states(uint16_t param_id,
bhy_bsx_algo_param_state_exg *bsx_state,
uint16_t state_len,
uint32_t *actual_len,
struct bhy_dev *dev)
{
int8_t rslt = BHY_OK;
bhy_bsx_algo_param_state_exg bsx_state_exg;
if ((dev == NULL) || (bsx_state == NULL) || (actual_len == NULL))
{
rslt = BHY_E_NULL_PTR;
}
else
{
uint8_t complete_flag = 0;
uint16_t tmp_state_len = 0;
uint32_t read_len;
uint16_t state_index = 0;
while (complete_flag == 0)
{
rslt = bhy_hif_get_parameter(param_id,
(uint8_t *)&bsx_state_exg,
BHY_BSX_STATE_STRUCT_LEN,
&read_len,
&dev->hif);
if (rslt != BHY_OK)
{
break;
}
if (read_len > BHY_BSX_STATE_STRUCT_LEN)
{
rslt = BHY_E_INVALID_PARAM - 50;
break;
}
complete_flag = bsx_state_exg.block_info & BHY_BSX_STATE_TRANSFER_COMPLETE;
tmp_state_len = bsx_state_exg.struct_len;
if (tmp_state_len == 0)
{
rslt = BHY_E_INVALID_PARAM - 70;
break;
}
*actual_len = tmp_state_len; /* Report actual length, in case of invalid buffer */
if (state_len < tmp_state_len)
{
rslt = BHY_E_BUFFER;
break;
}
bsx_state[state_index] = bsx_state_exg;
state_index++;
}
}
return rslt;
}
/**
* @brief Function to set the calibration profile of physical sensors to the BSX fusion
* @param[in] param_id : Parameter ID for the physical sensors
* @param[in] bsx_state : Reference to the data buffer storing the calibration profile
* @param[in] dev : Device reference
* @return API error codes
*/
int8_t bhy_bsx_algo_param_set_bsx_states(uint16_t param_id,
const bhy_bsx_algo_param_state_exg *bsx_state,
struct bhy_dev *dev)
{
int8_t rslt = BHY_OK;
uint8_t complete_flag = 0;
uint16_t state_index = 0;
bhy_bsx_algo_param_state_exg bsx_state_exg;
if ((dev == NULL) || (bsx_state == NULL))
{
rslt = BHY_E_NULL_PTR;
}
else
{
while (complete_flag == 0)
{
bsx_state_exg = bsx_state[state_index];
state_index++;
if (bsx_state_exg.struct_len == 0)
{
rslt = BHY_E_INVALID_PARAM - 70;
break;
}
complete_flag = bsx_state_exg.block_info & BHY_BSX_STATE_TRANSFER_COMPLETE;
if ((bsx_state_exg.block_len == 0) || (complete_flag != 0))
{
break;
}
rslt = bhy_hif_set_parameter(param_id, (uint8_t *)&bsx_state_exg, sizeof(bsx_state_exg), &dev->hif);
if (rslt != BHY_OK)
{
break;
}
}
}
return rslt;
}
/**
* @brief Function to get the BSX version
* @param[out] bsx_ver : Reference to the data buffer to store the BSX version
* @param[in] dev : Device reference
* @return API error codes
*/
int8_t bhy_bsx_algo_param_get_bsx_version(struct bhy_bsx_algo_param_version *bsx_ver, struct bhy_dev *dev)
{
int8_t rslt = BHY_OK;
uint32_t bytes_read = 0;
uint8_t buffer[4] = { 0 };
if ((dev == NULL) || (bsx_ver == NULL))
{
rslt = BHY_E_NULL_PTR;
}
else
{
rslt = bhy_hif_get_parameter(BHY_BSX_VERSION, buffer, 4, &bytes_read, &dev->hif);
if (rslt != BHY_OK)
{
return rslt;
}
else
{
bsx_ver->major_version = buffer[0]; /* BSX major version */
bsx_ver->minor_version = buffer[1]; /* BSX minor version */
bsx_ver->major_bug_fix_version = buffer[2]; /* BSX major bug fix version */
bsx_ver->minor_bug_fix_version = buffer[3]; /* BSX minor bug fix version */
}
}
return rslt;
}