linux-kernel - drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:505:6: warning: no previous prototype for 'amdgpu_ras_parse_status

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Date:   Thu, 18 Jun 2020 04:03:53 +0800
From:   kernel test robot <lkp@...el.com>
To:     John Clements <john.clements@....com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Alex Deucher <alexander.deucher@....com>,
        Hawking Zhang <Hawking.Zhang@....com>
Subject: drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:505:6: warning: no previous
 prototype for 'amdgpu_ras_parse_status_code'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   1b5044021070efa3259f3e9548dc35d1eb6aa844
commit: a200034b664820da243ff4cd9595b8b5116332af drm/amdgpu: update RAS error handling
date:   7 weeks ago
config: ia64-randconfig-r012-20200617 (attached as .config)
compiler: ia64-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 checkout a200034b664820da243ff4cd9595b8b5116332af
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 

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

All warnings (new ones prefixed by >>, old ones prefixed by <<):

drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:89:6: warning: no previous prototype for 'amdgpu_ras_get_error_query_ready' [-Wmissing-prototypes]
89 | bool amdgpu_ras_get_error_query_ready(struct amdgpu_device *adev)
|      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:505:6: warning: no previous prototype for 'amdgpu_ras_parse_status_code' [-Wmissing-prototypes]
505 | void amdgpu_ras_parse_status_code(struct amdgpu_device* adev,
|      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:854:5: warning: no previous prototype for 'amdgpu_ras_error_cure' [-Wmissing-prototypes]
854 | int amdgpu_ras_error_cure(struct amdgpu_device *adev,
|     ^~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:31:
drivers/gpu/drm/amd/amdgpu/amdgpu.h:189:18: warning: 'sched_policy' defined but not used [-Wunused-const-variable=]
189 | 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/amdgpu.h:65,
from drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:31:
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 };
|                                ^~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:67:32: warning: 'dc_fixpt_zero' defined but not used [-Wunused-const-variable=]
67 | static const struct fixed31_32 dc_fixpt_zero = { 0 };
|                                ^~~~~~~~~~~~~

vim +/amdgpu_ras_parse_status_code +505 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c

   504	
 > 505	void amdgpu_ras_parse_status_code(struct amdgpu_device* adev,
   506					  const char* 		invoke_type,
   507					  const char* 		block_name,
   508					  enum ta_ras_status 	ret)
   509	{
   510		switch (ret) {
   511		case TA_RAS_STATUS__SUCCESS:
   512			return;
   513		case TA_RAS_STATUS__ERROR_RAS_NOT_AVAILABLE:
   514			dev_warn(adev->dev,
   515				"RAS WARN: %s %s currently unavailable\n",
   516				invoke_type,
   517				block_name);
   518			break;
   519		default:
   520			dev_err(adev->dev,
   521				"RAS ERROR: %s %s error failed ret 0x%X\n",
   522				invoke_type,
   523				block_name,
   524				ret);
   525		}
   526	}
   527	

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

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