linux-kernel - Re: [PATCH 5/5] drivers: fsi: occ and sbefifo refactor

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Date:   Tue, 18 Oct 2022 06:34:50 +0800
From:   kernel test robot <lkp@...el.com>
To:     Eddie James <eajames@...ux.ibm.com>, joel@....id.au
Cc:     kbuild-all@...ts.01.org, broonie@...nel.org, jk@...abs.org,
        alistair@...ple.id.au, linux-kernel@...r.kernel.org,
        linux-fsi@...ts.ozlabs.org, eajames@...ux.ibm.com
Subject: Re: [PATCH 5/5] drivers: fsi: occ and sbefifo refactor

Hi Eddie,

I love your patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on v6.1-rc1 next-20221017]
[cannot apply to broonie-regmap/for-next]
[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/Eddie-James/fsi-Add-regmap-and-refactor-sbefifo/20221017-114633
patch link:    https://lore.kernel.org/r/20221014220540.55570-6-eajames%40linux.ibm.com
patch subject: [PATCH 5/5] drivers: fsi: occ and sbefifo refactor
config: sparc64-randconfig-s042-20221018
compiler: sparc64-linux-gcc (GCC) 12.1.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://github.com/intel-lab-lkp/linux/commit/49dc2362239ea2e0f174255d6915f637a72670c8
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Eddie-James/fsi-Add-regmap-and-refactor-sbefifo/20221017-114633
        git checkout 49dc2362239ea2e0f174255d6915f637a72670c8
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=sparc64 SHELL=/bin/bash drivers/char/ipmi/ drivers/fsi/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

sparse warnings: (new ones prefixed by >>)
>> drivers/fsi/sbefifo.c:191:67: sparse: sparse: cast from restricted __be32
   drivers/fsi/sbefifo.c:286:74: sparse: sparse: cast from restricted __be32

vim +191 drivers/fsi/sbefifo.c

   186	
   187	static int sbefifo_regw(struct sbefifo *sbefifo, int reg, u32 word)
   188	{
   189		__be32 raw_word = cpu_to_be32(word);
   190	
 > 191		return regmap_write(sbefifo->regmap, SBEFIFO_BASE + reg, (unsigned int)raw_word);
   192	}
   193	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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