Re: [PATCH 3/3] spi: cs42l43: Add bridged cs35l56 amplifiers

[kernel test robot <lkp@intel.com>]

Hi Charles,

kernel test robot noticed the following build warnings:

[auto build test WARNING on broonie-spi/for-next]
[also build test WARNING on brgl/gpio/for-next linus/master v6.9-rc1 next-20240327]
[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/Charles-Keepax/gpio-swnode-Add-ability-to-specify-native-chip-selects-for-SPI/20240326-221422
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git for-next
patch link:    https://lore.kernel.org/r/20240326141108.1079993-4-ckeepax%40opensource.cirrus.com
patch subject: [PATCH 3/3] spi: cs42l43: Add bridged cs35l56 amplifiers
config: sh-randconfig-r121-20240327 (https://download.01.org/0day-ci/archive/20240328/202403280258.rjWikSAr-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20240328/202403280258.rjWikSAr-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202403280258.rjWikSAr-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/spi/spi-cs42l43.c:48:28: sparse: sparse: symbol 'ampr' was not declared. Should it be static?
>> drivers/spi/spi-cs42l43.c:52:23: sparse: sparse: symbol 'ampl_info' was not declared. Should it be static?
>> drivers/spi/spi-cs42l43.c:61:23: sparse: sparse: symbol 'ampr_info' was not declared. Should it be static?
   drivers/spi/spi-cs42l43.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/slab.h, ...):
   include/linux/page-flags.h:242:46: sparse: sparse: self-comparison always evaluates to false
   include/linux/page-flags.h:242:46: sparse: sparse: self-comparison always evaluates to false

vim +/ampr +48 drivers/spi/spi-cs42l43.c

    47	
  > 48	const struct software_node ampr = {
    49		.name			= "cs35l56-right",
    50	};
    51	
  > 52	struct spi_board_info ampl_info = {
    53		.modalias		= "cs35l56",
    54		.max_speed_hz		= 2000000,
    55		.chip_select		= 0,
    56		.mode			= SPI_MODE_0,
    57		.swnode			= &ampl,
    58		.use_fwnode_name	= true,
    59	};
    60	
  > 61	struct spi_board_info ampr_info = {
    62		.modalias		= "cs35l56",
    63		.max_speed_hz		= 2000000,
    64		.chip_select		= 1,
    65		.mode			= SPI_MODE_0,
    66		.swnode			= &ampr,
    67		.use_fwnode_name	= true,
    68	};
    69	

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