OSDN Git Service

iio: adc: max9611: Fix attribute measure unit
authorJacopo Mondi <jacopo+renesas@jmondi.org>
Tue, 9 May 2017 07:57:57 +0000 (09:57 +0200)
committerJonathan Cameron <jic23@kernel.org>
Sun, 14 May 2017 15:38:55 +0000 (16:38 +0100)
The power and current "shunt-resistor" attribute's 'show' function
displays the resistor value in milli-Ohms, while the ABI description
specifies it should be displayed in Ohms. Fix it.

Reported-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
drivers/iio/adc/max9611.c

index dc3869b..b0526e4 100644 (file)
@@ -438,10 +438,10 @@ static ssize_t max9611_shunt_resistor_show(struct device *dev,
        struct max9611_dev *max9611 = iio_priv(dev_to_iio_dev(dev));
        unsigned int i, r;
 
-       i = max9611->shunt_resistor_uohm / 1000;
-       r = max9611->shunt_resistor_uohm % 1000;
+       i = max9611->shunt_resistor_uohm / 1000000;
+       r = max9611->shunt_resistor_uohm % 1000000;
 
-       return sprintf(buf, "%u.%03u\n", i, r);
+       return sprintf(buf, "%u.%06u\n", i, r);
 }
 
 static IIO_DEVICE_ATTR(in_power_shunt_resistor, 0444,