Staging: iio: Aditional fixpoint formatted output bugfix

iio: Additional fixpoint formatted output bugfixes

Fix some ADC/DAC drivers' _scale interface to correct fixpoint formatted output

This patch adds the fixes to ad7887_core.c and ad5446.c

Signed-off-by: Roland Stigge <stigge@antcom.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/iio/adc/ad7887_core.c b/drivers/staging/iio/adc/ad7887_core.c
index 685908995d49198e7b11a46ed0eba2ce500ca913..5d85efab658cfbac69fb8b3d055f89e7ec88740a 100644 (file)
--- a/drivers/staging/iio/adc/ad7887_core.c
+++ b/drivers/staging/iio/adc/ad7887_core.c
@@ -68,7 +68,7 @@ static ssize_t ad7887_show_scale(struct device *dev,
        /* Corresponds to Vref / 2^(bits) */
        unsigned int scale_uv = (st->int_vref_mv * 1000) >> st->chip_info->bits;
 
-       return sprintf(buf, "%d.%d\n", scale_uv / 1000, scale_uv % 1000);
+       return sprintf(buf, "%d.%03d\n", scale_uv / 1000, scale_uv % 1000);
 }
 static IIO_DEVICE_ATTR(in_scale, S_IRUGO, ad7887_show_scale, NULL, 0);
 

diff --git a/drivers/staging/iio/dac/ad5446.c b/drivers/staging/iio/dac/ad5446.c
index e3387cd311457f067cc6ca90590a388a38c2e2b6..0f87ecac82fc044e84d7673152e71f3f9d3d821a 100644 (file)
--- a/drivers/staging/iio/dac/ad5446.c
+++ b/drivers/staging/iio/dac/ad5446.c
@@ -87,7 +87,7 @@ static ssize_t ad5446_show_scale(struct device *dev,
        /* Corresponds to Vref / 2^(bits) */
        unsigned int scale_uv = (st->vref_mv * 1000) >> st->chip_info->bits;
 
-       return sprintf(buf, "%d.%d\n", scale_uv / 1000, scale_uv % 1000);
+       return sprintf(buf, "%d.%03d\n", scale_uv / 1000, scale_uv % 1000);
 }
 static IIO_DEVICE_ATTR(out_scale, S_IRUGO, ad5446_show_scale, NULL, 0);