C++ (Cpp) st_lsm6dsx_flush_fifo Exemples

Exemple #1

Fichier : st_lsm6dsx_buffer.c Projet : ReneNyffenegger/linux

static int st_lsm6dsx_update_fifo(struct iio_dev *iio_dev, bool enable)
{
	struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev);
	struct st_lsm6dsx_hw *hw = sensor->hw;
	int err;

	mutex_lock(&hw->conf_lock);

	if (hw->fifo_mode != ST_LSM6DSX_FIFO_BYPASS) {
		err = st_lsm6dsx_flush_fifo(hw);
		if (err < 0)
			goto out;
	}

	if (enable) {
		err = st_lsm6dsx_sensor_enable(sensor);
		if (err < 0)
			goto out;
	} else {
		err = st_lsm6dsx_sensor_disable(sensor);
		if (err < 0)
			goto out;
	}

	err = st_lsm6dsx_set_fifo_odr(sensor, enable);
	if (err < 0)
		goto out;

	err = st_lsm6dsx_update_decimators(hw);
	if (err < 0)
		goto out;

	err = st_lsm6dsx_update_watermark(sensor, sensor->watermark);
	if (err < 0)
		goto out;

	if (hw->enable_mask) {
		err = st_lsm6dsx_set_fifo_mode(hw, ST_LSM6DSX_FIFO_CONT);
		if (err < 0)
			goto out;

		/*
		 * store enable buffer timestamp as reference to compute
		 * first delta timestamp
		 */
		sensor->ts = iio_get_time_ns(iio_dev);
	}

out:
	mutex_unlock(&hw->conf_lock);

	return err;
}

Exemple #2

Fichier : st_lsm6dsx_buffer.c Projet : lumag/linux

static int st_lsm6dsx_update_fifo(struct iio_dev *iio_dev, bool enable)
{
	struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev);
	struct st_lsm6dsx_hw *hw = sensor->hw;
	int err;

	mutex_lock(&hw->conf_lock);

	if (hw->fifo_mode != ST_LSM6DSX_FIFO_BYPASS) {
		err = st_lsm6dsx_flush_fifo(hw);
		if (err < 0)
			goto out;
	}

	if (enable) {
		err = st_lsm6dsx_sensor_enable(sensor);
		if (err < 0)
			goto out;
	} else {
		err = st_lsm6dsx_sensor_disable(sensor);
		if (err < 0)
			goto out;
	}

	err = st_lsm6dsx_set_fifo_odr(sensor, enable);
	if (err < 0)
		goto out;

	err = st_lsm6dsx_update_decimators(hw);
	if (err < 0)
		goto out;

	err = st_lsm6dsx_update_watermark(sensor, sensor->watermark);
	if (err < 0)
		goto out;

	if (hw->enable_mask) {
		/* reset hw ts counter */
		err = st_lsm6dsx_reset_hw_ts(hw);
		if (err < 0)
			goto out;

		err = st_lsm6dsx_set_fifo_mode(hw, ST_LSM6DSX_FIFO_CONT);
	}

out:
	mutex_unlock(&hw->conf_lock);

	return err;
}