From c45e561ee81477903b8254331cb2e28e04082de5 Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Sat, 28 Sep 2013 10:31:00 +0100 Subject: [PATCH] iio:at91: Report scale as fractional value Move the complexity of calculating the fixed point scale to the core. Signed-off-by: Lars-Peter Clausen Cc: Josh Wu Signed-off-by: Jonathan Cameron --- drivers/iio/adc/at91_adc.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c index 78121949d6ef..8b93295369b0 100644 --- a/drivers/iio/adc/at91_adc.c +++ b/drivers/iio/adc/at91_adc.c @@ -366,9 +366,9 @@ static int at91_adc_read_raw(struct iio_dev *idev, return IIO_VAL_INT; case IIO_CHAN_INFO_SCALE: - *val = (st->vref_mv * 1000) >> chan->scan_type.realbits; - *val2 = 0; - return IIO_VAL_INT_PLUS_MICRO; + *val = st->vref_mv; + *val2 = chan->scan_type.realbits; + return IIO_VAL_FRACTIONAL_LOG2; default: break; } -- 2.20.1