[agd5f:drm-next 79/79] drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:1354:6: warning: no previous prototype for function 'amdgpu_acpi_detect'

[agd5f:drm-next 79/79] drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:1354:6: warning: no previous prototype for function 'amdgpu_acpi_detect'

[kernel test robot]

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tree:   https://gitlab.freedesktop.org/agd5f/linux.git drm-next
head:   753c7d6d85f57c4efdab4f259e8aee30fec9fb6f
commit: 753c7d6d85f57c4efdab4f259e8aee30fec9fb6f [79/79] drm/amdgpu/acpi: make ATPX/ATCS structures global
config: powerpc-randconfig-r011-20210526 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 99155e913e9bad5f7f8a247f8bb3a3ff3da74af1)
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 powerpc cross compiling tool for clang build
        # apt-get install binutils-powerpc-linux-gnu
        git remote add agd5f https://gitlab.freedesktop.org/agd5f/linux.git
        git fetch --no-tags agd5f drm-next
        git checkout 753c7d6d85f57c4efdab4f259e8aee30fec9fb6f
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc 

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 >>):

   In file included from drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c:23:
>> drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:1354:6: warning: no previous prototype for function 'amdgpu_acpi_detect' [-Wmissing-prototypes]
   void amdgpu_acpi_detect(void) { }
        ^
   drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:1354:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void amdgpu_acpi_detect(void) { }
   ^
   static 
   1 warning generated.
--
   In file included from drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:40:
>> drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:1354:6: warning: no previous prototype for function 'amdgpu_acpi_detect' [-Wmissing-prototypes]
   void amdgpu_acpi_detect(void) { }
        ^
   drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:1354:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void amdgpu_acpi_detect(void) { }
   ^
   static 
   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:1133:18: warning: result of comparison of constant 4294967296 with expression of type 'resource_size_t' (aka 'unsigned int') is always false [-Wtautological-constant-out-of-range-compare]
                       res->start > 0x100000000ull)
                       ~~~~~~~~~~ ^ ~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:4638:6: warning: no previous prototype for function 'amdgpu_device_recheck_guilty_jobs' [-Wmissing-prototypes]
   void amdgpu_device_recheck_guilty_jobs(
        ^
   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:4638:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void amdgpu_device_recheck_guilty_jobs(
   ^
   static 
   3 warnings generated.


vim +/amdgpu_acpi_detect +1354 drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h

  1346	
  1347	void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps);
  1348	bool amdgpu_acpi_is_s0ix_supported(struct amdgpu_device *adev);
  1349	void amdgpu_acpi_detect(void);
  1350	#else
  1351	static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
  1352	static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
  1353	static inline bool amdgpu_acpi_is_s0ix_supported(struct amdgpu_device *adev) { return false; }
> 1354	void amdgpu_acpi_detect(void) { }
  1355	#endif
  1356	

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

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