linux-kernel - Re: [PATCH v7 1/2] drivers: rtc: add max313xx series rtc driver

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Message-ID: <202402220139.EmXyZO4Q-lkp@intel.com>
Date: Thu, 22 Feb 2024 02:04:02 +0800
From: kernel test robot <lkp@...el.com>
To: Chris Packham <chris.packham@...iedtelesis.co.nz>,
	antoniu.miclaus@...log.com, alexandre.belloni@...tlin.com,
	robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
	conor+dt@...nel.org, jdelvare@...e.com, linux@...ck-us.net
Cc: oe-kbuild-all@...ts.linux.dev, linux-rtc@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-hwmon@...r.kernel.org,
	Ibrahim Tilki <Ibrahim.Tilki@...log.com>,
	Zeynep Arslanbenzer <Zeynep.Arslanbenzer@...log.com>,
	Chris Packham <chris.packham@...iedtelesis.co.nz>
Subject: Re: [PATCH v7 1/2] drivers: rtc: add max313xx series rtc driver

Hi Chris,

kernel test robot noticed the following build warnings:

[auto build test WARNING on abelloni/rtc-next]
[also build test WARNING on linus/master v6.8-rc5 next-20240221]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Chris-Packham/drivers-rtc-add-max313xx-series-rtc-driver/20240220-062057
base:   https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git rtc-next
patch link:    https://lore.kernel.org/r/20240219221827.3821415-2-chris.packham%40alliedtelesis.co.nz
patch subject: [PATCH v7 1/2] drivers: rtc: add max313xx series rtc driver
config: x86_64-randconfig-123-20240220 (https://download.01.org/0day-ci/archive/20240222/202402220139.EmXyZO4Q-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240222/202402220139.EmXyZO4Q-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/202402220139.EmXyZO4Q-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/rtc/rtc-max31335.c:727:22: sparse: sparse: symbol 'max313xx_clk_init' was not declared. Should it be static?
>> drivers/rtc/rtc-max31335.c:750:21: sparse: sparse: symbol 'max313xx_nvmem_cfg' was not declared. Should it be static?

vim +/max313xx_clk_init +727 drivers/rtc/rtc-max31335.c

   726	
 > 727	struct clk_init_data max313xx_clk_init = {
   728		.name = "max313xx-clkout",
   729		.ops = &max313xx_clkout_ops,
   730	};
   731	
   732	static int max313xx_nvmem_reg_read(void *priv, unsigned int offset,
   733					   void *val, size_t bytes)
   734	{
   735		struct max313xx *rtc = priv;
   736		unsigned int reg = rtc->chip->ram_reg + offset;
   737	
   738		return regmap_bulk_read(rtc->regmap, reg, val, bytes);
   739	}
   740	
   741	static int max313xx_nvmem_reg_write(void *priv, unsigned int offset,
   742					    void *val, size_t bytes)
   743	{
   744		struct max313xx *rtc = priv;
   745		unsigned int reg = rtc->chip->ram_reg + offset;
   746	
   747		return regmap_bulk_write(rtc->regmap, reg, val, bytes);
   748	}
   749	
 > 750	struct nvmem_config max313xx_nvmem_cfg = {
   751		.reg_read = max313xx_nvmem_reg_read,
   752		.reg_write = max313xx_nvmem_reg_write,
   753		.word_size = 8,
   754	};
   755	

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