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 v5.14-rc2 next-20210723] [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/drm-i915-guc-Enable-GuC-based-power-management-features/20210722-001528 base: git://anongit.freedesktop.org/drm/drm-tip drm-tip config: x86_64-rhel-8.3-kselftests (attached as .config) compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty # https://github.com/0day-ci/linux/commit/1c6f8cf3c2757db7a87fceef08834f4e0e14f2f9 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Vinay-Belgaumkar/drm-i915-guc-Enable-GuC-based-power-management-features/20210722-001528 git checkout 1c6f8cf3c2757db7a87fceef08834f4e0e14f2f9 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/gpu/drm/i915/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) >> drivers/gpu/drm/i915/gt/uc/intel_guc_debugfs.c:67:6: sparse: sparse: symbol 'intel_eval_slpc_support' was not declared. Should it be static? vim +/intel_eval_slpc_support +67 drivers/gpu/drm/i915/gt/uc/intel_guc_debugfs.c 66 > 67 bool intel_eval_slpc_support(void *data) 68 { 69 struct intel_guc *guc; 70 71 guc = (struct intel_guc *)data; 72 return intel_guc_slpc_is_used(guc); 73 } 74 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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