Hi, kernel test robot noticed the following build warnings: [auto build test WARNING on drm-misc/drm-misc-next] [also build test WARNING on drm/drm-next drm-exynos/exynos-drm-next drm-intel/for-linux-next drm-intel/for-linux-next-fixes drm-tip/drm-tip linus/master v6.5-rc3 next-20230724] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/sunran001-208suo-com/drm-amd-pm-Clean-up-errors-in-sienna_cichlid_ppt-c/20230724-153134 base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next patch link: https://lore.kernel.org/r/ea1cf43d5545fa917127694a294a57da%40208suo.com patch subject: [PATCH] drm/amd/pm: Clean up errors in sienna_cichlid_ppt.c config: i386-buildonly-randconfig-r004-20230724 (https://download.01.org/0day-ci/archive/20230724/202307241921.8W1KDtYK-lkp@xxxxxxxxx/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce: (https://download.01.org/0day-ci/archive/20230724/202307241921.8W1KDtYK-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202307241921.8W1KDtYK-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/sienna_cichlid_ppt.c: In function 'sienna_cichlid_get_throttler_status_locked': drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/sienna_cichlid_ppt.c:595:42: error: 'smu_table' undeclared (first use in this function) 595 | (SmuMetricsExternal_t *)(smu_table->metrics_table); | ^~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/sienna_cichlid_ppt.c:595:42: note: each undeclared identifier is reported only once for each function it appears in >> drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/sienna_cichlid_ppt.c:593:35: warning: unused variable 'smu_tabl' [-Wunused-variable] 593 | struct smu_table_context *smu_tabl = &smu->smu_table; | ^~~~~~~~ vim +/smu_tabl +593 drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/sienna_cichlid_ppt.c 590 591 static uint32_t sienna_cichlid_get_throttler_status_locked(struct smu_context *smu) 592 { > 593 struct smu_table_context *smu_tabl = &smu->smu_table; 594 SmuMetricsExternal_t *metrics_ext = 595 (SmuMetricsExternal_t *)(smu_table->metrics_table); 596 uint32_t throttler_status = 0; 597 int i; 598 599 if ((smu->adev->ip_versions[MP1_HWIP][0] == IP_VERSION(11, 0, 7)) && 600 (smu->smc_fw_version >= 0x3A4900)) { 601 for (i = 0; i < THROTTLER_COUNT; i++) 602 throttler_status |= 603 (metrics_ext->SmuMetrics_V3.ThrottlingPercentage[i] ? 1U << i : 0); 604 } else if ((smu->adev->ip_versions[MP1_HWIP][0] == IP_VERSION(11, 0, 7)) && 605 (smu->smc_fw_version >= 0x3A4300)) { 606 for (i = 0; i < THROTTLER_COUNT; i++) 607 throttler_status |= 608 (metrics_ext->SmuMetrics_V2.ThrottlingPercentage[i] ? 1U << i : 0); 609 } else { 610 throttler_status = metrics_ext->SmuMetrics.ThrottlerStatus; 611 } 612 613 return throttler_status; 614 } 615 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki