[linux-next:master 2054/2270] drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:1234:29: warning: no previous prototype for function 'asic_internal_ss_get_ss_table'

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

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Hi Evan,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   1c86f90a16d413621918ae1403842b43632f0b3d
commit: f6638d0e6f93501dae110d66445c159309aa366a [2054/2270] drm/amd/pm: correct the checks for sclk/mclk SS support
config: arm64-randconfig-r004-20201028 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 50dfa19cc799ae7cddd39a95dbfce675a12672ad)
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
        # install arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=f6638d0e6f93501dae110d66445c159309aa366a
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout f6638d0e6f93501dae110d66445c159309aa366a
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 

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/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:1234:29: warning: no previous prototype for function 'asic_internal_ss_get_ss_table' [-Wmissing-prototypes]
   ATOM_ASIC_INTERNAL_SS_INFO *asic_internal_ss_get_ss_table(void *device)
                               ^
   drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:1234:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   ATOM_ASIC_INTERNAL_SS_INFO *asic_internal_ss_get_ss_table(void *device)
   ^
   static 
   1 warning generated.

vim +/asic_internal_ss_get_ss_table +1234 drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c

  1230	
  1231	/**
  1232	 * Get the asic internal spread spectrum table
  1233	 */
> 1234	ATOM_ASIC_INTERNAL_SS_INFO *asic_internal_ss_get_ss_table(void *device)
  1235	{
  1236		ATOM_ASIC_INTERNAL_SS_INFO *table = NULL;
  1237		u8 frev, crev;
  1238		u16 size;
  1239	
  1240		table = (ATOM_ASIC_INTERNAL_SS_INFO *)
  1241			smu_atom_get_data_table(device,
  1242				GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info),
  1243				&size, &frev, &crev);
  1244	
  1245		return table;
  1246	}
  1247	

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

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