linux-kernel - Re: [PATCH 3/3] regulator: Add FP9931/JD9930 driver

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Message-ID: <202511101911.sdETGGNC-lkp@intel.com>
Date: Mon, 10 Nov 2025 19:29:57 +0800
From: kernel test robot <lkp@...el.com>
To: Andreas Kemnade <andreas@...nade.info>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>, Guenter Roeck <linux@...ck-us.net>
Cc: oe-kbuild-all@...ts.linux.dev, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-hwmon@...r.kernel.org,
	Andreas Kemnade <andreas@...nade.info>
Subject: Re: [PATCH 3/3] regulator: Add FP9931/JD9930 driver

Hi Andreas,

kernel test robot noticed the following build warnings:

[auto build test WARNING on dcb6fa37fd7bc9c3d2b066329b0d27dedf8becaa]

url:    https://github.com/intel-lab-lkp/linux/commits/Andreas-Kemnade/dt-bindings-vendor-prefixes-Add-Fitipower/20251108-040835
base:   dcb6fa37fd7bc9c3d2b066329b0d27dedf8becaa
patch link:    https://lore.kernel.org/r/20251107-fp9931-submit-v1-3-aa7b79d9abb6%40kemnade.info
patch subject: [PATCH 3/3] regulator: Add FP9931/JD9930 driver
config: mips-randconfig-r134-20251110 (https://download.01.org/0day-ci/archive/20251110/202511101911.sdETGGNC-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 93d445cba39f4dd3dcda4fa1433eca825cf8fc09)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251110/202511101911.sdETGGNC-lkp@intel.com/reproduce)

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/202511101911.sdETGGNC-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/regulator/fp9931.c:402:18: sparse: sparse: Initializer entry defined twice
   drivers/regulator/fp9931.c:409:18: sparse:   also defined here

vim +402 drivers/regulator/fp9931.c

   398	
   399	static const struct regulator_desc regulators[] = {
   400		{
   401			.name = "V3P3",
 > 402			.of_match = of_match_ptr("V3P3"),
   403			.id = 0,
   404			.ops = &fp9931_v3p3ops,
   405			.type = REGULATOR_VOLTAGE,
   406			.owner = THIS_MODULE,
   407			.enable_reg = FP9931_REG_CONTROL_REG1,
   408			.enable_mask = BIT(1),
   409			.of_match = of_match_ptr("v3p3"),
   410			.n_voltages = 1,
   411			.min_uV = 3300000
   412		},
   413		{
   414			.name = "VPOSNEG",
   415			.of_match = of_match_ptr("VPOSNEG"),
   416			.id = 1,
   417			.ops = &fp9931_vposneg_ops,
   418			.type = REGULATOR_VOLTAGE,
   419			.owner = THIS_MODULE,
   420			.n_voltages = ARRAY_SIZE(VPOSNEG_table),
   421			.vsel_reg = FP9931_REG_VPOSNEG_SETTING,
   422			.vsel_mask = 0x3F,
   423			.volt_table = VPOSNEG_table,
   424		},
   425		{
   426			.name = "VCOM",
   427			.of_match = of_match_ptr("VCOM"),
   428			.id = 2,
   429			.ops = &fp9931_vcom_ops,
   430			.type = REGULATOR_VOLTAGE,
   431			.owner = THIS_MODULE,
   432			.n_voltages = 255,
   433			.min_uV = 0,
   434			.uV_step = 5000000 / 255,
   435			.vsel_reg = FP9931_REG_VCOM_SETTING,
   436			.vsel_mask = 0xFF
   437		},
   438	};
   439	

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