Hi JafarAkhondali, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.14-rc5 next-20210812] [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] url: https://github.com/0day-ci/linux/commits/JafarAkhondali/platform-x86-acer-wmi-Add-Turbo-Mode-support-for-Acer-PH315-53/20210812-212347 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 1746f4db513563bb22e0ba0c419d0c90912dfae1 config: x86_64-randconfig-a011-20210812 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 767496d19cb9a1fbba57ff08095faa161998ee36) 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 # https://github.com/0day-ci/linux/commit/292cfa3c9af2eb61b782c6d94d08d35300318ca3 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review JafarAkhondali/platform-x86-acer-wmi-Add-Turbo-Mode-support-for-Acer-PH315-53/20210812-212347 git checkout 292cfa3c9af2eb61b782c6d94d08d35300318ca3 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/platform/x86/acer-wmi.c:1466:6: warning: no previous prototype for function 'WMID_gaming_set_fan_mode' [-Wmissing-prototypes] void WMID_gaming_set_fan_mode(u8 fan_mode) ^ drivers/platform/x86/acer-wmi.c:1466:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void WMID_gaming_set_fan_mode(u8 fan_mode) ^ static 1 warning generated. vim +/WMID_gaming_set_fan_mode +1466 drivers/platform/x86/acer-wmi.c 1465 > 1466 void WMID_gaming_set_fan_mode(u8 fan_mode) 1467 { 1468 /* fan_mode = 1 is used for auto, fan_mode = 2 used for turbo*/ 1469 u64 gpu_fan_config1 = 0, gpu_fan_config2 = 0; 1470 int i; 1471 1472 if (quirks->cpu_fans > 0) 1473 gpu_fan_config2 |= 1; 1474 for (i = 0; i < (quirks->cpu_fans + quirks->gpu_fans); ++i) 1475 gpu_fan_config2 |= 1 << (i + 1); 1476 for (i = 0; i < quirks->gpu_fans; ++i) 1477 gpu_fan_config2 |= 1 << (i + 3); 1478 if (quirks->cpu_fans > 0) 1479 gpu_fan_config1 |= fan_mode; 1480 for (i = 0; i < (quirks->cpu_fans + quirks->gpu_fans); ++i) 1481 gpu_fan_config1 |= fan_mode << (2 * i + 2); 1482 for (i = 0; i < quirks->gpu_fans; ++i) 1483 gpu_fan_config1 |= fan_mode << (2 * i + 6); 1484 WMID_gaming_set_u64(gpu_fan_config2 | gpu_fan_config1 << 16, ACER_CAP_TURBO_FAN); 1485 } 1486 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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