[radeon-alex:amd-20.45 2016/2427] drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:3987:33: sparse: sparse: incorrect type in argument 1 (different modifiers)

kernel test robot lkp at intel.com
Tue Dec 15 04:25:18 UTC 2020 

tree:   git://people.freedesktop.org/~agd5f/linux.git amd-20.45
head:   a3950d94b046fb206e58fd3ec717f071c0203ba3
commit: e1357d7a01b8b3bf23e71415eb7ca101902ee6b4 [2016/2427] drm/amdkcl: fake drm_gem_fb_get_obj & kcl_drm_gem_fb_set_obj
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 e1357d7a01b8b3bf23e71415eb7ca101902ee6b4
        # 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 at intel.com>


"sparse warnings: (new ones prefixed by >>)"
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:797:25: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:801:23: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:802:23: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:805:30: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:808:28: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1192:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1192:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1192:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1192:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1192:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1192:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1197:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1197:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1197:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1199:36: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1276:25: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1276:25: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1276:25: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1282:37: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1308:41: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1310:39: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1314:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1315:17: sparse: sparse: cast to restricted __le32
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1318:17: sparse: sparse: cast to restricted __le32
>> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:3987:33: sparse: sparse: incorrect type in argument 1 (different modifiers) @@     expected struct drm_framebuffer *fb @@     got struct drm_framebuffer const * @@
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:3987:33: sparse:     expected struct drm_framebuffer *fb
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:3987:33: sparse:     got struct drm_framebuffer const *
>> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:3987:33: sparse: sparse: incorrect type in argument 1 (different modifiers) @@     expected struct drm_framebuffer *fb @@     got struct drm_framebuffer const * @@
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:3987:33: sparse:     expected struct drm_framebuffer *fb
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:3987:33: sparse:     got struct drm_framebuffer const *
>> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:3987:33: sparse: sparse: incorrect type in argument 1 (different modifiers) @@     expected struct drm_framebuffer *fb @@     got struct drm_framebuffer const * @@
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:3987:33: sparse:     expected struct drm_framebuffer *fb
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:3987:33: sparse:     got struct drm_framebuffer const *

vim +3987 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c

  3983	
  3984	static int get_fb_info(const struct amdgpu_framebuffer *amdgpu_fb,
  3985			       uint64_t *tiling_flags, bool *tmz_surface)
  3986	{
> 3987		struct amdgpu_bo *rbo = gem_to_amdgpu_bo(drm_gem_fb_get_obj(&amdgpu_fb->base, 0));
  3988		int r = amdgpu_bo_reserve(rbo, false);
  3989	
  3990		if (unlikely(r)) {
  3991			/* Don't show error message when returning -ERESTARTSYS */
  3992			if (r != -ERESTARTSYS)
  3993				DRM_ERROR("Unable to reserve buffer: %d\n", r);
  3994			return r;
  3995		}
  3996	
  3997		if (tiling_flags)
  3998			amdgpu_bo_get_tiling_flags(rbo, tiling_flags);
  3999	
  4000		if (tmz_surface)
  4001			*tmz_surface = amdgpu_bo_encrypted(rbo);
  4002	
  4003		amdgpu_bo_unreserve(rbo);
  4004	
  4005		return r;
  4006	}
  4007	

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