On Sat, Mar 28, 2020 at 2:12 AM Saravanan Sekar <sravanhome@xxxxxxxxx> wrote: > > Add support for 8-bit resolution ADC readings for input power > supply and battery charging measurement. Provides voltage, current > readings to mp2629 power supply driver. ... > + ret = regmap_read(info->regmap, chan->address, &rval); > + if (ret < 0) ' < 0' is not needed for regmap call. .. > + case MP2629_INPUT_CURRENT: > + *val = 133; > + *val2 = 10; > + return IIO_VAL_FRACTIONAL; > + > + default: > + return -EINVAL; > + } > + > + default: > + return -EINVAL; > + } > + > + return 0; Do you really need this? Looks to me as dead code. ... > + indio_dev->name = dev_name(dev); Shouldn't be this a part number? I heard something, so, I might be mistaken, but I hope maintainers will help here. -- With Best Regards, Andy Shevchenko