Exemple #1
0
static void bma255_set_enable(struct bma255_p *data, int enable)
{
	int pre_enable = atomic_read(&data->enable);

	pr_info("\n bma255 sysfs set_enable sensor enable %d", enable);
    if (enable) {
		if (pre_enable == OFF) {
			bma255_open_calibration(data);
			bma255_set_mode(data->client, BMA255_MODE_NORMAL);
			schedule_delayed_work(&data->work,
				msecs_to_jiffies(atomic_read(&data->delay)));
			atomic_set(&data->enable, ON);
			//pr_info("bma255 enable =%d",data->enable);
		}
	} else {
		if (pre_enable == ON) {
			if (data->recog_flag == ON)
				bma255_set_mode(data->client,
						BMA255_MODE_LOWPOWER1);
			else
				bma255_set_mode(data->client,
						BMA255_MODE_SUSPEND);
			cancel_delayed_work_sync(&data->work);
			atomic_set(&data->enable, OFF);
		}
	}
}
static ssize_t bma255_calibration_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	int ret;
	struct bma255_p *data = dev_get_drvdata(dev);

	ret = bma255_open_calibration(data);
	if (ret < 0)
		pr_err("[SENSOR]: %s - calibration open failed(%d)\n",
			__func__, ret);

	pr_info("[SENSOR]: %s - cal data %d %d %d - ret : %d\n", __func__,
		data->caldata.x, data->caldata.y, data->caldata.z, ret);

	return snprintf(buf, PAGE_SIZE, "%d %d %d %d\n", ret, data->caldata.x,
			data->caldata.y, data->caldata.z);
}
static void bma255_set_enable(struct bma255_p *data, int enable)
{
	int pre_enable = atomic_read(&data->enable);

	if (enable) {
		if (pre_enable == OFF) {
			bma255_open_calibration(data);
			bma255_set_mode(data, BMA255_MODE_NORMAL);
			schedule_delayed_work(&data->work,
				msecs_to_jiffies(atomic_read(&data->delay)));
			atomic_set(&data->enable, ON);
		}
	} else {
		if (pre_enable == ON) {
			if (data->recog_flag == ON)
				bma255_set_mode(data, BMA255_MODE_NORMAL);
			else
				bma255_set_mode(data, BMA255_MODE_SUSPEND);
			cancel_delayed_work_sync(&data->work);
			atomic_set(&data->enable, OFF);
		}
	}
}