linux-kernel - drivers/gpu/drm/xe/xe_lrc.c:544:1: error: unused function '__xe_lrc_regs_ggtt

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Date: Thu, 1 Feb 2024 09:33:44 +0800
From: kernel test robot <lkp@...el.com>
To: Matthew Brost <matthew.brost@...el.com>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-kernel@...r.kernel.org, Rodrigo Vivi <rodrigo.vivi@...el.com>
Subject: drivers/gpu/drm/xe/xe_lrc.c:544:1: error: unused function
 '__xe_lrc_regs_ggtt_addr'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   6764c317b6bb91bd806ef79adf6d9c0e428b191e
commit: dd08ebf6c3525a7ea2186e636df064ea47281987 drm/xe: Introduce a new DRM driver for Intel GPUs
date:   7 weeks ago
config: x86_64-randconfig-002-20240201 (https://download.01.org/0day-ci/archive/20240201/202402010928.g3j2aSBL-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240201/202402010928.g3j2aSBL-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402010928.g3j2aSBL-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/gpu/drm/xe/xe_lrc.c:544:1: error: unused function '__xe_lrc_regs_ggtt_addr' [-Werror,-Wunused-function]
     544 | DECL_MAP_ADDR_HELPERS(regs)
         | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/gpu/drm/xe/xe_lrc.c:536:19: note: expanded from macro 'DECL_MAP_ADDR_HELPERS'
     536 | static inline u32 __xe_lrc_##elem##_ggtt_addr(struct xe_lrc *lrc) \
         |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   <scratch space>:54:1: note: expanded from here
      54 | __xe_lrc_regs_ggtt_addr
         | ^~~~~~~~~~~~~~~~~~~~~~~
   1 error generated.

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for DRM_I915_DEBUG_GEM
   Depends on [n]: HAS_IOMEM [=y] && DRM_I915 [=y] && EXPERT [=y] && DRM_I915_WERROR [=n]
   Selected by [y]:
   - DRM_I915_DEBUG [=y] && HAS_IOMEM [=y] && DRM_I915 [=y] && EXPERT [=y] && !COMPILE_TEST [=n]


vim +/__xe_lrc_regs_ggtt_addr +544 drivers/gpu/drm/xe/xe_lrc.c

   540	
   541	DECL_MAP_ADDR_HELPERS(ring)
   542	DECL_MAP_ADDR_HELPERS(pphwsp)
   543	DECL_MAP_ADDR_HELPERS(seqno)
 > 544	DECL_MAP_ADDR_HELPERS(regs)
   545	DECL_MAP_ADDR_HELPERS(start_seqno)
   546	DECL_MAP_ADDR_HELPERS(parallel)
   547	

-- 
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https://github.com/intel/lkp-tests/wiki