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Commit 90b9b227 authored by Michael Hennerich's avatar Michael Hennerich Committed by Greg Kroah-Hartman
Browse files

iio: gyro: ADXRS450: Add missing scale attributes 



Add missing scale attributes.
Temperature data is presented as 10-bit, twos complement number.
Therefore use singed and shift accordingly.

Signed-off-by: default avatarMichael Hennerich <michael.hennerich@analog.com>
Acked-by: default avatarJonathan Cameron <jic23@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 70fe742c

drivers/staging/iio/gyro/adxrs450_core.c

+20 −4
Original line number Diff line number Diff line
@@ -263,7 +263,7 @@ static int adxrs450_read_raw(struct iio_dev *indio_dev, 
{

	int ret;

	s16 t;

	u16 ut;



	switch (mask) {

	case 0:

		switch (chan->type) {
@@ -276,10 +276,10 @@ static int adxrs450_read_raw(struct iio_dev *indio_dev, 
			break;

		case IIO_TEMP:

			ret = adxrs450_spi_read_reg_16(indio_dev,

						       ADXRS450_TEMP1, &ut);

						       ADXRS450_TEMP1, &t);

			if (ret)

				break;

			*val = ut;

			*val = (t >> 6) + 225;

			ret = IIO_VAL_INT;

			break;

		default:
@@ -287,6 +287,20 @@ static int adxrs450_read_raw(struct iio_dev *indio_dev, 
			break;

		}

		break;

	case IIO_CHAN_INFO_SCALE:

		switch (chan->type) {

		case IIO_ANGL_VEL:

			*val = 0;

			*val2 = 218166;

			return IIO_VAL_INT_PLUS_NANO;

		case IIO_TEMP:

			*val = 200;

			*val2 = 0;

			return IIO_VAL_INT;

		default:

			return -EINVAL;

		}

		break;

	case IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW:

		ret = adxrs450_spi_read_reg_16(indio_dev, ADXRS450_QUAD1, &t);

		if (ret)
@@ -308,11 +322,13 @@ static const struct iio_chan_spec adxrs450_channels[] = { 
		.modified = 1,

		.channel2 = IIO_MOD_Z,

		.info_mask = IIO_CHAN_INFO_CALIBBIAS_SEPARATE_BIT |

		IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW_SEPARATE_BIT,

		IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW_SEPARATE_BIT |

		IIO_CHAN_INFO_SCALE_SEPARATE_BIT,

	}, {

		.type = IIO_TEMP,

		.indexed = 1,

		.channel = 0,

		.info_mask = IIO_CHAN_INFO_SCALE_SEPARATE_BIT,

	}

};