linux-kernel - Re: [PATCH 2/3] iio: adc: Support ROHM BD79112 ADC/GPIO

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Message-ID: <202509042119.GiwpuwCl-lkp@intel.com>
Date: Thu, 4 Sep 2025 22:02:41 +0800
From: kernel test robot <lkp@...el.com>
To: Matti Vaittinen <matti.vaittinen@...rohmeurope.com>,
	Matti Vaittinen <mazziesaccount@...il.com>
Cc: oe-kbuild-all@...ts.linux.dev, Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Marcelo Schmitt <marcelo.schmitt@...log.com>,
	Javier Carrasco <javier.carrasco.cruz@...il.com>,
	Tobias Sperling <tobias.sperling@...ting.com>,
	Antoniu Miclaus <antoniu.miclaus@...log.com>,
	Trevor Gamblin <tgamblin@...libre.com>,
	Esteban Blanc <eblanc@...libre.com>,
	Ramona Alexandra Nechita <ramona.nechita@...log.com>,
	Thomas Bonnefille <thomas.bonnefille@...tlin.com>,
	Hans de Goede <hansg@...nel.org>, linux-iio@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-gpio@...r.kernel.org
Subject: Re: [PATCH 2/3] iio: adc: Support ROHM BD79112 ADC/GPIO

Hi Matti,

kernel test robot noticed the following build warnings:

[auto build test WARNING on d1487b0b78720b86ec2a2ac7acc683ec90627e5b]

url:    https://github.com/intel-lab-lkp/linux/commits/Matti-Vaittinen/dt-bindings-iio-adc-ROHM-BD79112-ADC-GPIO/20250902-203558
base:   d1487b0b78720b86ec2a2ac7acc683ec90627e5b
patch link:    https://lore.kernel.org/r/08929460fe11dd0b749c50a72a634423f13f4104.1756813980.git.mazziesaccount%40gmail.com
patch subject: [PATCH 2/3] iio: adc: Support ROHM BD79112 ADC/GPIO
config: sparc-randconfig-r071-20250904 (https://download.01.org/0day-ci/archive/20250904/202509042119.GiwpuwCl-lkp@intel.com/config)
compiler: sparc-linux-gcc (GCC) 14.3.0

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202509042119.GiwpuwCl-lkp@intel.com/

smatch warnings:
drivers/iio/adc/rohm-bd79112.c:212 bd79112_read_raw() warn: inconsistent indenting

vim +212 drivers/iio/adc/rohm-bd79112.c

   192	
   193	static int bd79112_read_raw(struct iio_dev *indio_dev,
   194				    struct iio_chan_spec const *chan, int *val,
   195				    int *val2, long m)
   196	{
   197		struct bd79112_data *data = iio_priv(indio_dev);
   198		int ret;
   199	
   200		switch (m) {
   201		case IIO_CHAN_INFO_RAW:
   202			ret = regmap_read(data->map, chan->channel, val);
   203			if (ret < 0)
   204				return ret;
   205	
   206			return IIO_VAL_INT;
   207	
   208		case IIO_CHAN_INFO_SCALE:
   209			 *val = data->vref_mv;
   210			 *val2 = 12;
   211	
 > 212			return IIO_VAL_FRACTIONAL_LOG2;
   213		}
   214	
   215		return -EINVAL;
   216	}
   217	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki