Hi Vinay, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on drm-tip/drm-tip] [cannot apply to drm-intel/for-linux-next drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next drm/drm-next v5.13 next-20210709] [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/Vinay-Belgaumkar/Enable-GuC-based-power-management-features/20210710-092520 base: git://anongit.freedesktop.org/drm/drm-tip drm-tip config: x86_64-randconfig-a014-20210709 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 8d69635ed9ecf36fd0ca85906bfde17949671cbe) 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 x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/8388422991b4e0e4da460328634a7ec1d278de6a git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Vinay-Belgaumkar/Enable-GuC-based-power-management-features/20210710-092520 git checkout 8388422991b4e0e4da460328634a7ec1d278de6a # 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/gpu/drm/i915/gt/intel_rps.c:1969:5: warning: no previous prototype for function 'intel_rps_read_punit_req' [-Wmissing-prototypes] u32 intel_rps_read_punit_req(struct intel_rps *rps) ^ drivers/gpu/drm/i915/gt/intel_rps.c:1969:1: note: declare 'static' if the function is not intended to be used outside of this translation unit u32 intel_rps_read_punit_req(struct intel_rps *rps) ^ static >> drivers/gpu/drm/i915/gt/intel_rps.c:1978:5: warning: no previous prototype for function 'intel_rps_get_req' [-Wmissing-prototypes] u32 intel_rps_get_req(struct intel_rps *rps, u32 pureq) ^ drivers/gpu/drm/i915/gt/intel_rps.c:1978:1: note: declare 'static' if the function is not intended to be used outside of this translation unit u32 intel_rps_get_req(struct intel_rps *rps, u32 pureq) ^ static >> drivers/gpu/drm/i915/gt/intel_rps.c:1985:5: warning: no previous prototype for function 'intel_rps_read_punit_req_frequency' [-Wmissing-prototypes] u32 intel_rps_read_punit_req_frequency(struct intel_rps *rps) ^ drivers/gpu/drm/i915/gt/intel_rps.c:1985:1: note: declare 'static' if the function is not intended to be used outside of this translation unit u32 intel_rps_read_punit_req_frequency(struct intel_rps *rps) ^ static 3 warnings generated. vim +/intel_rps_read_punit_req +1969 drivers/gpu/drm/i915/gt/intel_rps.c 1968 > 1969 u32 intel_rps_read_punit_req(struct intel_rps *rps) 1970 { 1971 struct intel_uncore *uncore = rps_to_uncore(rps); 1972 1973 u32 pureq = intel_uncore_read(uncore, GEN6_RPNSWREQ); 1974 1975 return pureq; 1976 } 1977 > 1978 u32 intel_rps_get_req(struct intel_rps *rps, u32 pureq) 1979 { 1980 u32 req = pureq >> GEN9_SW_REQ_UNSLICE_RATIO_SHIFT; 1981 1982 return req; 1983 } 1984 > 1985 u32 intel_rps_read_punit_req_frequency(struct intel_rps *rps) 1986 { 1987 u32 freq = intel_rps_get_req(rps, intel_rps_read_punit_req(rps)); 1988 1989 return intel_gpu_freq(rps, freq); 1990 } 1991 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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