[radeon-alex:amd-20.45 630/2427] drivers/gpu/drm/amd/amdgpu/amdgpu_sem.c:103:17: sparse: sparse: incorrect type in initializer (different base types)

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tree:   git://people.freedesktop.org/~agd5f/linux.git amd-20.45
head:   a3950d94b046fb206e58fd3ec717f071c0203ba3
commit: 4978452e875a60112754d1247480cd76321e3ff9 [630/2427] drm/amdkcl: generate config.h
config: arc-randconfig-s031-20201214 (attached as .config)
compiler: arc-elf-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-184-g1b896707-dirty
        git remote add radeon-alex git://people.freedesktop.org/~agd5f/linux.git
        git fetch --no-tags radeon-alex amd-20.45
        git checkout 4978452e875a60112754d1247480cd76321e3ff9
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arc 

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


"sparse warnings: (new ones prefixed by >>)"
>> drivers/gpu/drm/amd/amdgpu/amdgpu_sem.c:103:17: sparse: sparse: incorrect type in initializer (different base types) @@     expected restricted __poll_t ( *poll )( ... ) @@     got unsigned int ( * )( ... ) @@
   drivers/gpu/drm/amd/amdgpu/amdgpu_sem.c:103:17: sparse:     expected restricted __poll_t ( *poll )( ... )
   drivers/gpu/drm/amd/amdgpu/amdgpu_sem.c:103:17: sparse:     got unsigned int ( * )( ... )
--
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:158:9: sparse: sparse: incompatible types in conditional expression (different base types):
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:158:9: sparse:    void
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:158:9: sparse:    int
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:529:5: sparse: sparse: symbol 'psp_ta_invoke' was not declared. Should it be static?
>> drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:1899:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void volatile [noderef] <asn:2> *addr @@     got void *[assigned] cpu_addr @@
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:1899:21: sparse:     expected void volatile [noderef] <asn:2> *addr
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:1899:21: sparse:     got void *[assigned] cpu_addr
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:305:15: sparse: sparse: memset with byte count of 1048576
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:407:15: sparse: sparse: memset with byte count of 1048576
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:563:15: sparse: sparse: memset with byte count of 1048576
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:703:15: sparse: sparse: memset with byte count of 1048576
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:877:15: sparse: sparse: memset with byte count of 1048576
   drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c:1024:15: sparse: sparse: memset with byte count of 1048576
--
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_reg.c: note: in included file:
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_reg.h:61:9: sparse: sparse: preprocessor token REG_SET redefined
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_reg.c: note: in included file (through drivers/gpu/drm/amd/backport/include/kcl/kcl_amdgpu.h, drivers/gpu/drm/amd/backport/backport.h, builtin):
>> drivers/gpu/drm/amd/amdgpu/amdgpu.h:1082:9: sparse: this was the original definition
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_reg.c: note: in included file:
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_reg.h:112:9: sparse: sparse: preprocessor token REG_GET redefined
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_reg.c: note: in included file (through drivers/gpu/drm/amd/backport/include/kcl/kcl_amdgpu.h, drivers/gpu/drm/amd/backport/backport.h, builtin):
   drivers/gpu/drm/amd/amdgpu/amdgpu.h:1083:9: sparse: this was the original definition
--
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn20.c: note: in included file:
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_reg.h:61:9: sparse: sparse: preprocessor token REG_SET redefined
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn20.c: note: in included file (through drivers/gpu/drm/amd/backport/include/kcl/kcl_amdgpu.h, drivers/gpu/drm/amd/backport/backport.h, builtin):
>> drivers/gpu/drm/amd/amdgpu/amdgpu.h:1082:9: sparse: this was the original definition
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn20.c: note: in included file:
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_reg.h:112:9: sparse: sparse: preprocessor token REG_GET redefined
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn20.c: note: in included file (through drivers/gpu/drm/amd/backport/include/kcl/kcl_amdgpu.h, drivers/gpu/drm/amd/backport/backport.h, builtin):
   drivers/gpu/drm/amd/amdgpu/amdgpu.h:1083:9: sparse: this was the original definition
--
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn21.c: note: in included file:
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_reg.h:61:9: sparse: sparse: preprocessor token REG_SET redefined
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn21.c: note: in included file (through drivers/gpu/drm/amd/backport/include/kcl/kcl_amdgpu.h, drivers/gpu/drm/amd/backport/backport.h, builtin):
>> drivers/gpu/drm/amd/amdgpu/amdgpu.h:1082:9: sparse: this was the original definition
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn21.c: note: in included file:
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_reg.h:112:9: sparse: sparse: preprocessor token REG_GET redefined
   drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_dcn21.c: note: in included file (through drivers/gpu/drm/amd/backport/include/kcl/kcl_amdgpu.h, drivers/gpu/drm/amd/backport/backport.h, builtin):
   drivers/gpu/drm/amd/amdgpu/amdgpu.h:1083:9: sparse: this was the original definition

vim +103 drivers/gpu/drm/amd/amdgpu/amdgpu_sem.c

641803ba0aabf8d Kevin Wang 2018-08-30  100  
641803ba0aabf8d Kevin Wang 2018-08-30  101  static const struct file_operations amdgpu_sem_fops = {
641803ba0aabf8d Kevin Wang 2018-08-30  102  	.release = amdgpu_sem_release,
641803ba0aabf8d Kevin Wang 2018-08-30 @103  	.poll = amdgpu_sem_poll,
641803ba0aabf8d Kevin Wang 2018-08-30  104  	.unlocked_ioctl = amdgpu_sem_file_ioctl,
641803ba0aabf8d Kevin Wang 2018-08-30  105  	.compat_ioctl = amdgpu_sem_file_ioctl,
641803ba0aabf8d Kevin Wang 2018-08-30  106  };
641803ba0aabf8d Kevin Wang 2018-08-30  107  
641803ba0aabf8d Kevin Wang 2018-08-30  108  

:::::: The code at line 103 was first introduced by commit
:::::: 641803ba0aabf8d823eb6cf6667dda3fdca58872 drm/amdgpu: [hybrid] add semaphore object support

:::::: TO: Kevin Wang <Kevin1.Wang@xxxxxxx>
:::::: CC: Flora Cui <flora.cui@xxxxxxx>

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

Attachment: .config.gz
Description: application/gzip

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