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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: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -263,7 +263,7 @@ static int adxrs450_read_raw(struct iio_dev *indio_dev,
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{
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int ret;
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s16 t;
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u16 ut;
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switch (mask) {
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case 0:
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switch (chan->type) {
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@ -276,10 +276,10 @@ static int adxrs450_read_raw(struct iio_dev *indio_dev,
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break;
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case IIO_TEMP:
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ret = adxrs450_spi_read_reg_16(indio_dev,
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ADXRS450_TEMP1, &ut);
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ADXRS450_TEMP1, &t);
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if (ret)
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break;
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*val = ut;
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*val = (t >> 6) + 225;
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ret = IIO_VAL_INT;
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break;
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default:
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@ -287,6 +287,20 @@ static int adxrs450_read_raw(struct iio_dev *indio_dev,
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break;
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}
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break;
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case IIO_CHAN_INFO_SCALE:
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switch (chan->type) {
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case IIO_ANGL_VEL:
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*val = 0;
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*val2 = 218166;
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return IIO_VAL_INT_PLUS_NANO;
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case IIO_TEMP:
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*val = 200;
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*val2 = 0;
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return IIO_VAL_INT;
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default:
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return -EINVAL;
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}
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break;
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case IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW:
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ret = adxrs450_spi_read_reg_16(indio_dev, ADXRS450_QUAD1, &t);
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if (ret)
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@ -308,11 +322,13 @@ static const struct iio_chan_spec adxrs450_channels[] = {
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.modified = 1,
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.channel2 = IIO_MOD_Z,
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.info_mask = IIO_CHAN_INFO_CALIBBIAS_SEPARATE_BIT |
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IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW_SEPARATE_BIT,
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IIO_CHAN_INFO_QUADRATURE_CORRECTION_RAW_SEPARATE_BIT |
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IIO_CHAN_INFO_SCALE_SEPARATE_BIT,
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}, {
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.type = IIO_TEMP,
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.indexed = 1,
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.channel = 0,
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.info_mask = IIO_CHAN_INFO_SCALE_SEPARATE_BIT,
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}
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};
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