From: Guenter Roeck Date: Wed, 3 Sep 2025 23:08:03 +0000 (-0700) Subject: hwmon: (ina238) Stop using the shunt voltage register X-Git-Tag: v6.18-rc1~170^2~41 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=b7bce92f2890f6002bd3155c0510bd28b6ead4e1;p=thirdparty%2Flinux.git hwmon: (ina238) Stop using the shunt voltage register Since the value of the current register and the value of the shunt register now match each other, it is no longer necessary to read the shunt voltage register in the first place. Read the current register instead and use it to calculate the shunt voltage. Reviewed-by: Chris Packham Tested-by: Chris Packham # INA780 Signed-off-by: Guenter Roeck --- diff --git a/drivers/hwmon/ina238.c b/drivers/hwmon/ina238.c index c04481a8c6434..9dc94eccb7506 100644 --- a/drivers/hwmon/ina238.c +++ b/drivers/hwmon/ina238.c @@ -218,7 +218,7 @@ static int ina238_read_field_s20(const struct i2c_client *client, u8 reg, s32 *v static int ina228_read_voltage(struct ina238_data *data, int channel, long *val) { - int reg = channel ? INA238_BUS_VOLTAGE : INA238_SHUNT_VOLTAGE; + int reg = channel ? INA238_BUS_VOLTAGE : INA238_CURRENT; u32 lsb = data->voltage_lsb[channel]; u32 factor = NUNIT_PER_MUNIT; int err, regval;