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Subjectdrivers/gpu/drm/i915/gt/uc/intel_uc.c:162:20: error: function 'guc_communication_enabled' is not needed and will not be emitted
Hi Daniele,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 614cb2751d3150850d459bee596c397f344a7936
commit: 1fb12c5871521eab5fa428bf265841b1a3827a97 drm/i915/guc: skip disabling CTBs before sanitizing the GuC
date: 3 months ago
config: x86_64-randconfig-c007-20210817 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 44d0a99a12ec7ead4d2f5ef649ba05b40f6d463d)
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1fb12c5871521eab5fa428bf265841b1a3827a97
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
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
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