static int ina2xx_calibrate(struct ina2xx_data *data)
{
- return i2c_smbus_write_word_swapped(data->client, INA2XX_CALIBRATION,
- data->config->calibration_factor / data->rshunt);
+ u16 val = DIV_ROUND_CLOSEST(data->config->calibration_factor,
+ data->rshunt);
+
+ return i2c_smbus_write_word_swapped(data->client,
+ INA2XX_CALIBRATION, val);
}
/*
val = (s16)data->regs[reg];
break;
case INA2XX_CALIBRATION:
- val = data->config->calibration_factor / data->regs[reg];
+ val = DIV_ROUND_CLOSEST(data->config->calibration_factor,
+ data->regs[reg]);
break;
default:
/* programmer goofed */