zephyr/drivers/sensor/sensor.c

58 lines
1.4 KiB
C

/*
* Copyright (c) 2016 Intel Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <nanokernel.h>
#include <sensor.h>
#include <init.h>
static char __stack sensor_fiber_stack[CONFIG_SENSOR_DELAYED_WORK_STACK_SIZE];
static struct nano_fifo sensor_fifo;
struct nano_fifo *sensor_get_work_fifo(void)
{
return &sensor_fifo;
}
static void sensor_fiber_main(int arg1, int arg2)
{
ARG_UNUSED(arg1);
ARG_UNUSED(arg2);
while (1) {
struct sensor_work *work;
work = nano_fiber_fifo_get(&sensor_fifo, TICKS_UNLIMITED);
work->handler(work->arg);
}
}
static int sensor_init(struct device *dev)
{
ARG_UNUSED(dev);
nano_fifo_init(&sensor_fifo);
fiber_fiber_start(sensor_fiber_stack,
CONFIG_SENSOR_DELAYED_WORK_STACK_SIZE,
sensor_fiber_main, 0, 0,
CONFIG_SENSOR_DELAYED_WORK_PRIORITY, 0);
return 0;
}
SYS_INIT(sensor_init, PRIMARY, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT);