Messages in this thread | | | Date | Thu, 9 Jun 2022 06:42:53 +0800 | From | kernel test robot <> | Subject | drivers/gpu/drm/amd/amdgpu/../pm/swsmu/inc/smu_v11_0_pptable.h:163:17: warning: field smc_pptable within 'struct smu_11_0_powerplay_table' is less aligned than 'PPTable_t' and is usually due to 'struct smu_11_0_powerplay_table' being packed, which can le |
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Hi Evan,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 6bfb56e93bcef41859c2d5ab234ffd80b691be35 commit: 837d542a09cd533055423dfca7e621a9c1d13c5b drm/amd/pm: relocate the power related headers date: 5 months ago config: arm-buildonly-randconfig-r010-20220607 (https://download.01.org/0day-ci/archive/20220609/202206090601.ju4HNlMn-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project b92436efcb7813fc481b30f2593a4907568d917a) 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 # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=837d542a09cd533055423dfca7e621a9c1d13c5b git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 837d542a09cd533055423dfca7e621a9c1d13c5b # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/arcturus_ppt.c:37: >> drivers/gpu/drm/amd/amdgpu/../pm/swsmu/inc/smu_v11_0_pptable.h:163:17: warning: field smc_pptable within 'struct smu_11_0_powerplay_table' is less aligned than 'PPTable_t' and is usually due to 'struct smu_11_0_powerplay_table' being packed, which can lead to unaligned accesses [-Wunaligned-access] PPTable_t smc_pptable; //PPTable_t in smu11_driver_if.h ^ 1 warning generated. -- In file included from drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/sienna_cichlid_ppt.c:39: >> drivers/gpu/drm/amd/amdgpu/../pm/swsmu/inc/smu_v11_0_7_pptable.h:193:17: warning: field smc_pptable within 'struct smu_11_0_7_powerplay_table' is less aligned than 'PPTable_t' and is usually due to 'struct smu_11_0_7_powerplay_table' being packed, which can lead to unaligned accesses [-Wunaligned-access] PPTable_t smc_pptable; //PPTable_t in smu11_driver_if.h ^ 1 warning generated. -- In file included from drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu13/aldebaran_ppt.c:37: >> drivers/gpu/drm/amd/amdgpu/../pm/swsmu/inc/smu_v13_0_pptable.h:161:12: warning: field smc_pptable within 'struct smu_13_0_powerplay_table' is less aligned than 'PPTable_t' and is usually due to 'struct smu_13_0_powerplay_table' being packed, which can lead to unaligned accesses [-Wunaligned-access] PPTable_t smc_pptable; //PPTable_t in driver_if.h ^ 1 warning generated.
vim +163 drivers/gpu/drm/amd/amdgpu/../pm/swsmu/inc/smu_v11_0_pptable.h
ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 137 ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 138 struct smu_11_0_powerplay_table ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 139 { ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 140 struct atom_common_table_header header; ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 141 uint8_t table_revision; 4b2bb705a0b72f drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Kenneth Feng 2019-04-04 142 uint16_t table_size; //Driver portion table size. The offset to smc_pptable including header size ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 143 uint32_t golden_pp_id; ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 144 uint32_t golden_revision; ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 145 uint16_t format_id; ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 146 uint32_t platform_caps; //POWERPLAYABLE::ulPlatformCaps ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 147 ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 148 uint8_t thermal_controller_type; //one of SMU_11_0_PP_THERMALCONTROLLER ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 149 ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 150 uint16_t small_power_limit1; ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 151 uint16_t small_power_limit2; ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 152 uint16_t boost_power_limit; ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 153 uint16_t od_turbo_power_limit; //Power limit setting for Turbo mode in Performance UI Tuning. ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 154 uint16_t od_power_save_power_limit; //Power limit setting for PowerSave/Optimal mode in Performance UI Tuning. ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 155 uint16_t software_shutdown_temp; ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 156 ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 157 uint16_t reserve[6]; //Zero filled field reserved for future use ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 158 ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 159 struct smu_11_0_power_saving_clock_table power_saving_clock; ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 160 struct smu_11_0_overdrive_table overdrive_table; ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 161 73abde4d864b38 drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Matt Coffin 2019-11-11 162 #ifndef SMU_11_0_PARTIAL_PPTABLE ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 @163 PPTable_t smc_pptable; //PPTable_t in smu11_driver_if.h 73abde4d864b38 drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Matt Coffin 2019-11-11 164 #endif 2dd1209e576068 drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2019-02-12 165 } __attribute__((packed)); ae35cd6a480f9c drivers/gpu/drm/amd/powerplay/inc/smu_v11_0_pptable.h Huang Rui 2018-12-12 166
:::::: The code at line 163 was first introduced by commit :::::: ae35cd6a480f9c2ac356f792c9a9321a5863776a drm/amd/powerplay: add pptable header for smu11
:::::: TO: Huang Rui <ray.huang@amd.com> :::::: CC: Alex Deucher <alexander.deucher@amd.com>
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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