C++ (Cpp) max1363_read_single_chanの例

コード例 #1

ファイル: max1363_core.c プロジェクト: 33d/linux-2.6.21-hh20

static int max1363_read_raw(struct iio_dev *indio_dev,
			    struct iio_chan_spec const *chan,
			    int *val,
			    int *val2,
			    long m)
{
	struct max1363_state *st = iio_priv(indio_dev);
	int ret;
	switch (m) {
	case 0:
		ret = max1363_read_single_chan(indio_dev, chan, val, m);
		if (ret < 0)
			return ret;
		return IIO_VAL_INT;
	case IIO_CHAN_INFO_SCALE:
		if ((1 << (st->chip_info->bits + 1)) >
		    st->chip_info->int_vref_mv) {
			*val = 0;
			*val2 = 500000;
			return IIO_VAL_INT_PLUS_MICRO;
		} else {
			*val = (st->chip_info->int_vref_mv)
				>> st->chip_info->bits;
			return IIO_VAL_INT;
		}
	default:
		return -EINVAL;
	}
	return 0;
}

コード例 #2

ファイル: max1363.c プロジェクト: AD5GB/kernel_n5_3.10-experimental

static int max1363_read_raw(struct iio_dev *indio_dev,
			    struct iio_chan_spec const *chan,
			    int *val,
			    int *val2,
			    long m)
{
	struct max1363_state *st = iio_priv(indio_dev);
	int ret;
	unsigned long scale_uv;

	switch (m) {
	case IIO_CHAN_INFO_RAW:
		ret = max1363_read_single_chan(indio_dev, chan, val, m);
		if (ret < 0)
			return ret;
		return IIO_VAL_INT;
	case IIO_CHAN_INFO_SCALE:
		scale_uv = st->vref_uv >> st->chip_info->bits;
		*val = scale_uv / 1000;
		*val2 = (scale_uv % 1000) * 1000;
		return IIO_VAL_INT_PLUS_MICRO;
	default:
		return -EINVAL;
	}
	return 0;
}

コード例 #3

ファイル: max1363.c プロジェクト: AnadoluPanteri/kernel-plus-harmattan

static int max1363_read_raw(struct iio_dev *indio_dev,
			    struct iio_chan_spec const *chan,
			    int *val,
			    int *val2,
			    long m)
{
	struct max1363_state *st = iio_priv(indio_dev);
	int ret;

	switch (m) {
	case IIO_CHAN_INFO_RAW:
		ret = max1363_read_single_chan(indio_dev, chan, val, m);
		if (ret < 0)
			return ret;
		return IIO_VAL_INT;
	case IIO_CHAN_INFO_SCALE:
		*val = st->vref_uv / 1000;
		*val2 = st->chip_info->bits;
		return IIO_VAL_FRACTIONAL_LOG2;
	default:
		return -EINVAL;
	}
	return 0;
}