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Commit bdaf9c40 authored by Joe Schaack's avatar Joe Schaack Committed by Guenter Roeck
Browse files

hwmon: (ina209) Handled signed registers 



The shunt voltage and current registers are signed 16-bit values so
handle them as such.

Signed-off-by: default avatarJoe Schaack <jschaack@xes-inc.com>
Reviewed-by: default avatarAaron Sierra <asierra@xes-inc.com>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent a02c24a3

drivers/hwmon/ina209.c

+2 −2
Original line number Diff line number Diff line
@@ -117,7 +117,7 @@ static long ina209_from_reg(const u8 reg, const u16 val) 
	case INA209_SHUNT_VOLTAGE_POS_WARN:

	case INA209_SHUNT_VOLTAGE_NEG_WARN:

		/* LSB=10 uV. Convert to mV. */

		return DIV_ROUND_CLOSEST(val, 100);

		return DIV_ROUND_CLOSEST((s16)val, 100);



	case INA209_BUS_VOLTAGE:

	case INA209_BUS_VOLTAGE_MAX_PEAK:
@@ -146,7 +146,7 @@ static long ina209_from_reg(const u8 reg, const u16 val) 


	case INA209_CURRENT:

		/* LSB=1 mA (selected). Is in mA */

		return val;

		return (s16)val;

	}



	/* programmer goofed */