Re: [PATCH 2/4] regulator: Introduce Qualcomm REFGEN regulator driver

[kernel test robot]

Hi Konrad,

kernel test robot noticed the following build errors:

[auto build test ERROR on 5c875096d59010cee4e00da1f9c7bdb07a025dc2]

url:    https://github.com/intel-lab-lkp/linux/commits/Konrad-Dybcio/dt-bindings-regulator-Describe-Qualcomm-REFGEN-regulator/20230629-003148
base:   5c875096d59010cee4e00da1f9c7bdb07a025dc2
patch link:    https://lore.kernel.org/r/20230628-topic-refgen-v1-2-126e59573eeb%40linaro.org
patch subject: [PATCH 2/4] regulator: Introduce Qualcomm REFGEN regulator driver
config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20230629/202306290533.nqqGHj1w-lkp@xxxxxxxxx/config)
compiler: loongarch64-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230629/202306290533.nqqGHj1w-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306290533.nqqGHj1w-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   In file included from include/linux/irqflags.h:17,
                    from include/linux/spinlock.h:59,
                    from include/linux/kref.h:16,
                    from include/linux/mm_types.h:8,
                    from include/linux/buildid.h:5,
                    from include/linux/module.h:14,
                    from drivers/regulator/qcom-refgen-regulator.c:7:
   arch/loongarch/include/asm/percpu.h:20:4: error: #error compiler support for the model attribute is necessary when a recent assembler is used
      20 | #  error compiler support for the model attribute is necessary when a recent assembler is used
         |    ^~~~~
   drivers/regulator/qcom-refgen-regulator.c: In function 'qcom_sdm845_refgen_is_enabled':
>> drivers/regulator/qcom-refgen-regulator.c:64:13: error: implicit declaration of function 'FIELD_GET' [-Werror=implicit-function-declaration]
      64 |         if (FIELD_GET(REFGEN_BG_CTRL_MASK, val) != REFGEN_BG_CTRL_ENABLE)
         |             ^~~~~~~~~
   cc1: some warnings being treated as errors


vim +/FIELD_GET +64 drivers/regulator/qcom-refgen-regulator.c

    57	
    58	static int qcom_sdm845_refgen_is_enabled(struct regulator_dev *rdev)
    59	{
    60		struct qcom_refgen *vreg = rdev_get_drvdata(rdev);
    61		u32 val;
    62	
    63		regmap_read(vreg->base, REFGEN_REG_BG_CTRL, &val);
  > 64		if (FIELD_GET(REFGEN_BG_CTRL_MASK, val) != REFGEN_BG_CTRL_ENABLE)
    65			return 0;
    66	
    67		regmap_read(vreg->base, REFGEN_REG_BIAS_EN, &val);
    68		if (FIELD_GET(REFGEN_BIAS_EN_MASK, val) != REFGEN_BIAS_EN_ENABLE)
    69			return 0;
    70	
    71		return 1;
    72	}
    73	

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