tree:   git://people.freedesktop.org/~agd5f/linux.git drm-next
head:   fadef51a438279ca660dbce31c26e787d6680149
commit: a9601cd4a0355f07df6d6b89d5d7add7be9b15c6 [419/491] drm/amdgpu: label internally used symbols as static
config: x86_64-allyesconfig (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 1d4c87335d5236ea1f35937e1014980ba961ae34)
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 x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        git checkout a9601cd4a0355f07df6d6b89d5d7add7be9b15c6
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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/gfx_v7_0.c:5212:45: warning: unused variable 'gfx_v7_0_ip_block' [-Wunused-const-variable]
   static const struct amdgpu_ip_block_version gfx_v7_0_ip_block =
                                               ^
   1 warning generated.

vim +/gfx_v7_0_ip_block +5212 drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c

  5211	
> 5212	static const struct amdgpu_ip_block_version gfx_v7_0_ip_block =
  5213	{
  5214		.type = AMD_IP_BLOCK_TYPE_GFX,
  5215		.major = 7,
  5216		.minor = 0,
  5217		.rev = 0,
  5218		.funcs = &gfx_v7_0_ip_funcs,
  5219	};
  5220	

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