C++ (Cpp) st_sensors_read_info_raw 예제들

예제 #1

파일: st_accel_core.c 프로젝트: 513855417/linux

static int st_accel_read_raw(struct iio_dev *indio_dev,
			struct iio_chan_spec const *ch, int *val,
							int *val2, long mask)
{
	int err;
	struct st_sensor_data *adata = iio_priv(indio_dev);

	switch (mask) {
	case IIO_CHAN_INFO_RAW:
		err = st_sensors_read_info_raw(indio_dev, ch, val);
		if (err < 0)
			goto read_error;

		return IIO_VAL_INT;
	case IIO_CHAN_INFO_SCALE:
		*val = 0;
		*val2 = adata->current_fullscale->gain;
		return IIO_VAL_INT_PLUS_MICRO;
	case IIO_CHAN_INFO_SAMP_FREQ:
		*val = adata->odr;
		return IIO_VAL_INT;
	default:
		return -EINVAL;
	}

read_error:
	return err;
}

예제 #2

파일: st_magn_core.c 프로젝트: sanidhya/kup-linux

static int st_magn_read_raw(struct iio_dev *indio_dev,
                            struct iio_chan_spec const *ch, int *val,
                            int *val2, long mask)
{
    int err;
    struct st_sensor_data *mdata = iio_priv(indio_dev);

    switch (mask) {
    case IIO_CHAN_INFO_RAW:
        err = st_sensors_read_info_raw(indio_dev, ch, val);
        if (err < 0)
            goto read_error;

        return IIO_VAL_INT;
    case IIO_CHAN_INFO_SCALE:
        *val = 0;
        if ((ch->scan_index == ST_SENSORS_SCAN_Z) &&
                (mdata->current_fullscale->gain2 != 0))
            *val2 = mdata->current_fullscale->gain2;
        else
            *val2 = mdata->current_fullscale->gain;
        return IIO_VAL_INT_PLUS_MICRO;
    case IIO_CHAN_INFO_SAMP_FREQ:
        *val = mdata->odr;
        return IIO_VAL_INT;
    default:
        return -EINVAL;
    }

read_error:
    return err;
}

예제 #3

파일: st_pressure_core.c 프로젝트: AshishNamdev/linux

static int st_press_read_raw(struct iio_dev *indio_dev,
			struct iio_chan_spec const *ch, int *val,
							int *val2, long mask)
{
	int err;
	struct st_sensor_data *press_data = iio_priv(indio_dev);

	switch (mask) {
	case IIO_CHAN_INFO_RAW:
		err = st_sensors_read_info_raw(indio_dev, ch, val);
		if (err < 0)
			goto read_error;

		return IIO_VAL_INT;
	case IIO_CHAN_INFO_SCALE:
		switch (ch->type) {
		case IIO_PRESSURE:
			*val = 0;
			*val2 = press_data->current_fullscale->gain;
			return IIO_VAL_INT_PLUS_NANO;
		case IIO_TEMP:
			*val = MCELSIUS_PER_CELSIUS;
			*val2 = press_data->current_fullscale->gain2;
			return IIO_VAL_FRACTIONAL;
		default:
			err = -EINVAL;
			goto read_error;
		}

	case IIO_CHAN_INFO_OFFSET:
		switch (ch->type) {
		case IIO_TEMP:
			*val = ST_PRESS_MILLI_CELSIUS_OFFSET *
			       press_data->current_fullscale->gain2;
			*val2 = MCELSIUS_PER_CELSIUS;
			break;
		default:
			err = -EINVAL;
			goto read_error;
		}

		return IIO_VAL_FRACTIONAL;
	case IIO_CHAN_INFO_SAMP_FREQ:
		*val = press_data->odr;
		return IIO_VAL_INT;
	default:
		return -EINVAL;
	}

read_error:
	return err;
}