Re: [PATCH 1/3 v6] input: pwm-beeper: add feature to set volume level

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

Hi Manuel,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on dtor-input/next]
[also build test WARNING on dtor-input/for-linus linus/master v6.2-rc5]
[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/Manuel-Traut/input-pwm-beeper-add-feature-to-set-volume-level/20230124-191549
base:   https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git next
patch link:    https://lore.kernel.org/r/Y8%2B9L7UincSjIaD9%40mt.com
patch subject: [PATCH 1/3 v6] input: pwm-beeper: add feature to set volume level
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20230124/202301242226.E9z7kZKT-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/3468440a8e674e649dcf11e23f3fb3d229555e7c
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Manuel-Traut/input-pwm-beeper-add-feature-to-set-volume-level/20230124-191549
        git checkout 3468440a8e674e649dcf11e23f3fb3d229555e7c
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 olddefconfig
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/input/misc/

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

All warnings (new ones prefixed by >>):

   drivers/input/misc/pwm-beeper.c:73:62: error: macro "DEVICE_ATTR_RW" passed 4 arguments, but takes just 1
      73 | static DEVICE_ATTR_RW(volume, 0644, volume_show, volume_store);
         |                                                              ^
   In file included from include/linux/input.h:19,
                    from drivers/input/misc/pwm-beeper.c:11:
   include/linux/device.h:131: note: macro "DEVICE_ATTR_RW" defined here
     131 | #define DEVICE_ATTR_RW(_name) \
         | 
   drivers/input/misc/pwm-beeper.c:73:8: error: type defaults to 'int' in declaration of 'DEVICE_ATTR_RW' [-Werror=implicit-int]
      73 | static DEVICE_ATTR_RW(volume, 0644, volume_show, volume_store);
         |        ^~~~~~~~~~~~~~
   drivers/input/misc/pwm-beeper.c:77:10: error: 'dev_attr_volume' undeclared here (not in a function); did you mean 'dev_attr_max_volume'?
      77 |         &dev_attr_volume.attr,
         |          ^~~~~~~~~~~~~~~
         |          dev_attr_max_volume
>> drivers/input/misc/pwm-beeper.c:73:8: warning: 'DEVICE_ATTR_RW' defined but not used [-Wunused-variable]
      73 | static DEVICE_ATTR_RW(volume, 0644, volume_show, volume_store);
         |        ^~~~~~~~~~~~~~
   drivers/input/misc/pwm-beeper.c:54:16: warning: 'volume_store' defined but not used [-Wunused-function]
      54 | static ssize_t volume_store(struct device *dev,
         |                ^~~~~~~~~~~~
   drivers/input/misc/pwm-beeper.c:38:16: warning: 'volume_show' defined but not used [-Wunused-function]
      38 | static ssize_t volume_show(struct device *dev,
         |                ^~~~~~~~~~~
   cc1: some warnings being treated as errors


vim +/DEVICE_ATTR_RW +73 drivers/input/misc/pwm-beeper.c

    72	
  > 73	static DEVICE_ATTR_RW(volume, 0644, volume_show, volume_store);
    74	static DEVICE_ATTR(max_volume, 0644, max_volume_show, NULL);
    75	

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