axion /usr/src/intel # make
  CHK     include/config/kernel.release
  CHK     include/generated/uapi/linux/version.h
  CHK     include/generated/utsrelease.h
  CHK     include/generated/bounds.h
  CHK     include/generated/timeconst.h
  CHK     include/generated/asm-offsets.h
  CALL    scripts/checksyscalls.sh
  DESCEND  objtool
  CHK     scripts/mod/devicetable-offsets.h
  CHK     include/generated/compile.h
  CHK     kernel/config_data.h
  CC      drivers/gpu/drm/i915/intel_guc_log.o
drivers/gpu/drm/i915/intel_guc_log.c: In function ‘create_buf_file_callback’:
drivers/gpu/drm/i915/intel_guc_log.c:133:13: error: implicit declaration of function ‘debugfs_create_file’; did you mean ‘bus_create_file’? [-Werror=implicit-function-declaration]
  buf_file = debugfs_create_file("guc_log", mode,
             ^~~~~~~~~~~~~~~~~~~
             bus_create_file
drivers/gpu/drm/i915/intel_guc_log.c:133:11: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
  buf_file = debugfs_create_file("guc_log", mode,
           ^
drivers/gpu/drm/i915/intel_guc_log.c: In function ‘remove_buf_file_callback’:
drivers/gpu/drm/i915/intel_guc_log.c:143:2: error: implicit declaration of function ‘debugfs_remove’; did you mean ‘devres_remove’? [-Werror=implicit-function-declaration]
  debugfs_remove(dentry);
  ^~~~~~~~~~~~~~
  devres_remove
cc1: some warnings being treated as errors
make[4]: *** [scripts/Makefile.build:325: drivers/gpu/drm/i915/intel_guc_log.o] Error 1
make[3]: *** [scripts/Makefile.build:583: drivers/gpu/drm/i915] Error 2
make[2]: *** [scripts/Makefile.build:583: drivers/gpu/drm] Error 2
make[1]: *** [scripts/Makefile.build:583: drivers/gpu] Error 2
make: *** [Makefile:1051: drivers] Error 2