[radeon-alex:amd-staging-drm-next 294/322] drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:1234:29: warning: no previous prototype for 'asic_internal_ss_get_ss_table'

kernel test robot lkp at intel.com
Tue Oct 27 20:48:39 UTC 2020


tree:   git://people.freedesktop.org/~agd5f/linux.git amd-staging-drm-next
head:   d8ac65b954234b1616864dc1cbdb7879be0ddc84
commit: 65030ffadab76b8309dca5bd751ca59b564b9fb5 [294/322] drm/amd/pm: correct the checks for sclk/mclk SS support
config: alpha-allyesconfig (attached as .config)
compiler: alpha-linux-gcc (GCC) 9.3.0
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
        git remote add radeon-alex git://people.freedesktop.org/~agd5f/linux.git
        git fetch --no-tags radeon-alex amd-staging-drm-next
        git checkout 65030ffadab76b8309dca5bd751ca59b564b9fb5
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=alpha 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All warnings (new ones prefixed by >>):

   In file included from drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:31:
   drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppevvmath.h: In function 'fMultiply':
   drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppevvmath.h:336:22: warning: variable 'Y_LessThanOne' set but not used [-Wunused-but-set-variable]
     336 |  bool X_LessThanOne, Y_LessThanOne;
         |                      ^~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppevvmath.h:336:7: warning: variable 'X_LessThanOne' set but not used [-Wunused-but-set-variable]
     336 |  bool X_LessThanOne, Y_LessThanOne;
         |       ^~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c: In function 'atomctrl_calculate_voltage_evv_on_sclk':
   drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:702:22: warning: variable 'fPowerDPMx' set but not used [-Wunused-but-set-variable]
     702 |  fInt fRLL_LoadLine, fPowerDPMx, fDerateTDP, fVDDC_base, fA_Term, fC_Term, fB_Term, fRO_DC_margin;
         |                      ^~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c: At top level:
>> drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:1234:29: warning: no previous prototype for 'asic_internal_ss_get_ss_table' [-Wmissing-prototypes]
    1234 | ATOM_ASIC_INTERNAL_SS_INFO *asic_internal_ss_get_ss_table(void *device)
         |                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   In file included from drivers/gpu/drm/amd/amdgpu/../pm/inc/amd_powerplay.h:33,
                    from drivers/gpu/drm/amd/amdgpu/../pm/inc/hwmgr.h:27,
                    from drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.h:27,
                    from drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:28:
   drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:198:19: warning: 'no_system_mem_limit' defined but not used [-Wunused-const-variable=]
     198 | static const bool no_system_mem_limit;
         |                   ^~~~~~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:197:19: warning: 'debug_evictions' defined but not used [-Wunused-const-variable=]
     197 | static const bool debug_evictions; /* = false */
         |                   ^~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:196:18: warning: 'sched_policy' defined but not used [-Wunused-const-variable=]
     196 | static const int sched_policy = KFD_SCHED_POLICY_HWS;
         |                  ^~~~~~~~~~~~
   In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dc_types.h:33,
                    from drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services_types.h:30,
                    from drivers/gpu/drm/amd/amdgpu/../include/dm_pp_interface.h:26,
                    from drivers/gpu/drm/amd/amdgpu/../pm/inc/amd_powerplay.h:31,
                    from drivers/gpu/drm/amd/amdgpu/../pm/inc/hwmgr.h:27,
                    from drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.h:27,
                    from drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:28:
   drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:76:32: warning: 'dc_fixpt_ln2_div_2' defined but not used [-Wunused-const-variable=]
      76 | static const struct fixed31_32 dc_fixpt_ln2_div_2 = { 1488522236LL };
         |                                ^~~~~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:75:32: warning: 'dc_fixpt_ln2' defined but not used [-Wunused-const-variable=]
      75 | static const struct fixed31_32 dc_fixpt_ln2 = { 2977044471LL };
         |                                ^~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:74:32: warning: 'dc_fixpt_e' defined but not used [-Wunused-const-variable=]
      74 | static const struct fixed31_32 dc_fixpt_e = { 11674931555LL };
         |                                ^~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:73:32: warning: 'dc_fixpt_two_pi' defined but not used [-Wunused-const-variable=]
      73 | static const struct fixed31_32 dc_fixpt_two_pi = { 26986075409LL };
         |                                ^~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:72:32: warning: 'dc_fixpt_pi' defined but not used [-Wunused-const-variable=]
      72 | static const struct fixed31_32 dc_fixpt_pi = { 13493037705LL };
         |                                ^~~~~~~~~~~

vim +/asic_internal_ss_get_ss_table +1234 drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c

  1230	
  1231	/**
  1232	 * Get the asic internal spread spectrum table
  1233	 */
> 1234	ATOM_ASIC_INTERNAL_SS_INFO *asic_internal_ss_get_ss_table(void *device)
  1235	{
  1236		ATOM_ASIC_INTERNAL_SS_INFO *table = NULL;
  1237		u8 frev, crev;
  1238		u16 size;
  1239	
  1240		table = (ATOM_ASIC_INTERNAL_SS_INFO *)
  1241			smu_atom_get_data_table(device,
  1242				GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info),
  1243				&size, &frev, &crev);
  1244	
  1245		return table;
  1246	}
  1247	

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