tree: git://anongit.freedesktop.org/drm-intel drm-intel-gt-next head: 84bdf4571d4dc36207bbc4b0fb2711723ee313d4 commit: 1fb12c5871521eab5fa428bf265841b1a3827a97 [1/19] drm/i915/guc: skip disabling CTBs before sanitizing the GuC config: x86_64-randconfig-r012-20210604 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 5c0d1b2f902aa6a9cf47cc7e42c5b83bb2217cf9) 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 git remote add drm-intel git://anongit.freedesktop.org/drm-intel git fetch --no-tags drm-intel drm-intel-gt-next git checkout 1fb12c5871521eab5fa428bf265841b1a3827a97 # 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@intel.com

All errors (new ones prefixed by >>):

...

drivers/gpu/drm/i915/gt/uc/intel_uc.c:162:20: error: function 'guc_communication_enabled' is not needed and will not be emitted [-Werror,-Wunneeded-internal-declaration]

static inline bool guc_communication_enabled(struct intel_guc *guc) ^ 1 error generated.

vim +/guc_communication_enabled +162 drivers/gpu/drm/i915/gt/uc/intel_uc.c

a9410a62506430 Daniele Ceraolo Spurio 2020-03-26 161 8c69bd74a00baf Daniele Ceraolo Spurio 2019-12-16 @162 static inline bool guc_communication_enabled(struct intel_guc *guc) 8c69bd74a00baf Daniele Ceraolo Spurio 2019-12-16 163 { 8c69bd74a00baf Daniele Ceraolo Spurio 2019-12-16 164 return intel_guc_ct_enabled(&guc->ct); 8c69bd74a00baf Daniele Ceraolo Spurio 2019-12-16 165 } 8c69bd74a00baf Daniele Ceraolo Spurio 2019-12-16 166

:::::: The code at line 162 was first introduced by commit :::::: 8c69bd74a00baff85f4ef46b9f79263a42e0d82c drm/i915/guc: Remove function pointers for send/receive calls

:::::: TO: Daniele Ceraolo Spurio daniele.ceraolospurio@intel.com :::::: CC: Daniele Ceraolo Spurio daniele.ceraolospurio@intel.com

--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org