[jimc:dd-drm-next 6/8] drivers/gpu/drm/drm_print.c:64:1: warning: declaration specifier missing, defaulting to 'int'

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

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tree:   https://github.com/jimc/linux.git dd-drm-next
head:   a2a11ed64801a9198e5009b5c9339f4221105a36
commit: 6c06e72d40a843674784c56443286813bdd7bd83 [6/8] drm/print: add choice to use dynamic debug in drm-debug
config: x86_64-randconfig-a003-20210804 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 4f71f59bf3d9914188a11d0c41bedbb339d36ff5)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/jimc/linux/commit/6c06e72d40a843674784c56443286813bdd7bd83
        git remote add jimc https://github.com/jimc/linux.git
        git fetch --no-tags jimc dd-drm-next
        git checkout 6c06e72d40a843674784c56443286813bdd7bd83
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/gpu/drm/

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

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/drm_print.c:64:29: error: expected identifier
   DEFINE_DYNDBG_BITMAP(debug, &__drm_debug, DRM_DEBUG_DESC,
                               ^
>> drivers/gpu/drm/drm_print.c:64:1: warning: declaration specifier missing, defaulting to 'int'
   DEFINE_DYNDBG_BITMAP(debug, &__drm_debug, DRM_DEBUG_DESC,
   ^
   int
   drivers/gpu/drm/drm_print.c:64:21: error: this function declaration is not a prototype [-Werror,-Wstrict-prototypes]
   DEFINE_DYNDBG_BITMAP(debug, &__drm_debug, DRM_DEBUG_DESC,
                       ^
   1 warning and 2 errors generated.


vim +/int +64 drivers/gpu/drm/drm_print.c

    60	
    61	#define cmd_help_(key)	\
    62		{ .prefix = key, .help = "'" key "' - help for " key }
    63	
  > 64	DEFINE_DYNDBG_BITMAP(debug, &__drm_debug, DRM_DEBUG_DESC,
    65			     cmd_help_(DRM_DBG_CLASS_CORE),
    66			     cmd_help_(DRM_DBG_CLASS_DRIVER),
    67			     cmd_help_(DRM_DBG_CLASS_KMS),
    68			     cmd_help_(DRM_DBG_CLASS_PRIME),
    69			     cmd_help_(DRM_DBG_CLASS_ATOMIC),
    70			     cmd_help_(DRM_DBG_CLASS_VBL),
    71			     cmd_help_(DRM_DBG_CLASS_STATE),
    72			     cmd_help_(DRM_DBG_CLASS_LEASE),
    73			     cmd_help_(DRM_DBG_CLASS_DP),
    74			     cmd_help_(DRM_DBG_CLASS_DRMRES));
    75	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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