kernel_samsung_a34x-permissive/drivers/sensorhub/sensor/light_cct.c

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/*
* Copyright (C) 2020, Samsung Electronics Co. Ltd. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#include "../sensormanager/shub_sensor.h"
#include "../sensormanager/shub_sensor_manager.h"
#include "../utility/shub_utility.h"
#include "light.h"
#include <linux/slab.h>
static int light_cct_log_cnt;
static int enable_light_cct(void)
{
light_cct_log_cnt = 0;
return 0;
}
static void report_event_light_cct(void)
{
struct light_cct_event *sensor_value =
(struct light_cct_event *)(get_sensor_event(SENSOR_TYPE_LIGHT_CCT)->value);
if (light_cct_log_cnt < 3) {
shub_info("Light cct Sensor : lux=%u r=%d g=%d b=%d c=%d atime=%d again=%d", sensor_value->lux,
sensor_value->r, sensor_value->g, sensor_value->b, sensor_value->w, sensor_value->a_time,
sensor_value->a_gain);
light_cct_log_cnt++;
}
}
int get_light_cct_sensor_value(char *dataframe, int *index, struct sensor_event *event, int frame_len)
{
struct light_data *data = get_sensor(SENSOR_TYPE_LIGHT)->data;
struct light_cct_event *sensor_value = (struct light_cct_event *)event->value;
memcpy(&sensor_value->lux, dataframe + *index, sizeof(sensor_value->lux));
*index += sizeof(sensor_value->lux);
memcpy(&sensor_value->cct, dataframe + *index, sizeof(sensor_value->cct));
*index += sizeof(sensor_value->cct);
memcpy(&sensor_value->raw_lux, dataframe + *index, sizeof(sensor_value->raw_lux));
*index += sizeof(sensor_value->raw_lux);
if (data->ddi_support) {
memcpy(&sensor_value->roi, dataframe + *index, sizeof(sensor_value->roi));
*index += sizeof(sensor_value->roi);
}
memcpy(&sensor_value->r, dataframe + *index, data->raw_data_size);
*index += data->raw_data_size;
memcpy(&sensor_value->g, dataframe + *index, data->raw_data_size);
*index += data->raw_data_size;
memcpy(&sensor_value->b, dataframe + *index, data->raw_data_size);
*index += data->raw_data_size;
memcpy(&sensor_value->w, dataframe + *index, data->raw_data_size);
*index += data->raw_data_size;
memcpy(&sensor_value->a_time, dataframe + *index, data->raw_data_size);
*index += data->raw_data_size;
memcpy(&sensor_value->a_gain, dataframe + *index, data->raw_data_size);
*index += data->raw_data_size;
return 0;
}
void print_light_cct_debug(void)
{
struct shub_sensor *sensor = get_sensor(SENSOR_TYPE_LIGHT_CCT);
struct sensor_event *event = &(sensor->last_event_buffer);
struct light_cct_event *sensor_value = (struct light_cct_event *)(event->value);
shub_info("%s(%u) : %u, %u, %u (%lld) (%ums, %dms)", sensor->name, SENSOR_TYPE_LIGHT_CCT, sensor_value->lux,
sensor_value->cct, sensor_value->raw_lux, event->timestamp, sensor->sampling_period,
sensor->max_report_latency);
}
static struct sensor_funcs light_cct_sensor_funcs = {
.enable = enable_light_cct,
.report_event = report_event_light_cct,
.print_debug = print_light_cct_debug,
.get_sensor_value = get_light_cct_sensor_value,
};
int init_light_cct(bool en)
{
int ret = 0;
struct shub_sensor *sensor = get_sensor(SENSOR_TYPE_LIGHT_CCT);
if (!sensor)
return 0;
if (en) {
ret = init_default_func(sensor, "light_cct_sensor",
sensor->spec.version >= LIGHT_DEBIG_EVENT_SIZE_4BYTE_VERSION ? 36 : 24, 14, sizeof(struct light_cct_event));
sensor->funcs = &light_cct_sensor_funcs;
} else {
destroy_default_func(sensor);
}
return ret;
}