[linux-next:master 2032/12880] drivers/gpu/drm/sti/sti_plane.h:32:28: error: bitwise operation between different enumeration types ('enum sti_plane_type' and 'enum sti_plane_id_of_type')

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

Hi Ville,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   3fe121b622825ff8cc995a1e6b026181c48188db
commit: 74bde7581df3e18061119e1b27b63d0a9ea57b7a [2032/12880] drm/sti: Allow build with COMPILE_TEST=y
config: arm-randconfig-001-20240714 (https://download.01.org/0day-ci/archive/20240714/202407141328.FvzzbIHF-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project a0c6b8aef853eedaa0980f07c0a502a5a8a9740e)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240714/202407141328.FvzzbIHF-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202407141328.FvzzbIHF-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/gpu/drm/sti/sti_hqvdp.c:9:
   In file included from include/linux/dma-mapping.h:11:
   In file included from include/linux/scatterlist.h:8:
   In file included from include/linux/mm.h:2253:
   include/linux/vmstat.h:514:36: error: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Werror,-Wenum-enum-conversion]
     514 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   In file included from drivers/gpu/drm/sti/sti_hqvdp.c:24:
   In file included from drivers/gpu/drm/sti/sti_compositor.h:15:
   In file included from drivers/gpu/drm/sti/sti_mixer.h:17:
>> drivers/gpu/drm/sti/sti_plane.h:32:28: error: bitwise operation between different enumeration types ('enum sti_plane_type' and 'enum sti_plane_id_of_type') [-Werror,-Wenum-enum-conversion]
      32 |         STI_GDP_0       = STI_GDP | STI_ID_0,
         |                           ~~~~~~~ ^ ~~~~~~~~
   drivers/gpu/drm/sti/sti_plane.h:33:28: error: bitwise operation between different enumeration types ('enum sti_plane_type' and 'enum sti_plane_id_of_type') [-Werror,-Wenum-enum-conversion]
      33 |         STI_GDP_1       = STI_GDP | STI_ID_1,
         |                           ~~~~~~~ ^ ~~~~~~~~
   drivers/gpu/drm/sti/sti_plane.h:34:28: error: bitwise operation between different enumeration types ('enum sti_plane_type' and 'enum sti_plane_id_of_type') [-Werror,-Wenum-enum-conversion]
      34 |         STI_GDP_2       = STI_GDP | STI_ID_2,
         |                           ~~~~~~~ ^ ~~~~~~~~
   drivers/gpu/drm/sti/sti_plane.h:35:28: error: bitwise operation between different enumeration types ('enum sti_plane_type' and 'enum sti_plane_id_of_type') [-Werror,-Wenum-enum-conversion]
      35 |         STI_GDP_3       = STI_GDP | STI_ID_3,
         |                           ~~~~~~~ ^ ~~~~~~~~
   drivers/gpu/drm/sti/sti_plane.h:36:28: error: bitwise operation between different enumeration types ('enum sti_plane_type' and 'enum sti_plane_id_of_type') [-Werror,-Wenum-enum-conversion]
      36 |         STI_HQVDP_0     = STI_VDP | STI_ID_0,
         |                           ~~~~~~~ ^ ~~~~~~~~
   6 errors generated.


vim +32 drivers/gpu/drm/sti/sti_plane.h

871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31  30  
871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31  31  enum sti_plane_desc {
871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31 @32  	STI_GDP_0       = STI_GDP | STI_ID_0,
871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31  33  	STI_GDP_1       = STI_GDP | STI_ID_1,
871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31  34  	STI_GDP_2       = STI_GDP | STI_ID_2,
871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31  35  	STI_GDP_3       = STI_GDP | STI_ID_3,
871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31  36  	STI_HQVDP_0     = STI_VDP | STI_ID_0,
871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31  37  	STI_CURSOR      = STI_CUR,
871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31  38  	STI_BACK        = STI_BCK
871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31  39  };
871bcdfea68560 drivers/gpu/drm/sti/sti_drm_plane.h Vincent Abriou 2015-07-31  40  

:::::: The code at line 32 was first introduced by commit
:::::: 871bcdfea68560991bd650406e47a801ab9d635d drm/sti: code clean up

:::::: TO: Vincent Abriou <vincent.abriou@st.com>
:::::: CC: Benjamin Gaignard <benjamin.gaignard@linaro.org>

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https://github.com/intel/lkp-tests/wiki