Re: [PATCH 2/2] drm/{i915,xe}/dsb: move DSB buffer to parent interface

[kernel test robot <lkp@intel.com>]

Hi Jani,

kernel test robot noticed the following build errors:

[auto build test ERROR on drm-i915/for-linux-next]
[also build test ERROR on drm-tip/drm-tip next-20260116]
[cannot apply to drm-i915/for-linux-next-fixes drm-xe/drm-xe-next linus/master v6.19-rc5]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Jani-Nikula/drm-i915-dsb-move-i915-specific-DSB-buffer-implementation-to-i915/20260116-225559
base:   https://gitlab.freedesktop.org/drm/i915/kernel.git for-linux-next
patch link:    https://lore.kernel.org/r/523081095c7da23ce03835687fe6c5cb4ed3c77f.1768575249.git.jani.nikula%40intel.com
patch subject: [PATCH 2/2] drm/{i915,xe}/dsb: move DSB buffer to parent interface
config: loongarch-randconfig-001-20260117 (https://download.01.org/0day-ci/archive/20260117/202601170744.TtAKDBe8-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260117/202601170744.TtAKDBe8-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601170744.TtAKDBe8-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

>> drivers/gpu/drm/i915/display/intel_dsb.c:107:55: error: too many arguments provided to function-like macro invocation
     107 |         display->parent->dsb->memset(dsb->dsb_buf, idx, val, size);
         |                                                              ^
   include/linux/fortify-string.h:512:9: note: macro 'memset' defined here
     512 | #define memset(p, c, s) __fortify_memset_chk(p, c, s,                   \
         |         ^
>> drivers/gpu/drm/i915/display/intel_dsb.c:107:24: warning: expression result unused [-Wunused-value]
     107 |         display->parent->dsb->memset(dsb->dsb_buf, idx, val, size);
         |         ~~~~~~~~~~~~~~~~~~~~  ^~~~~~
   1 warning and 1 error generated.


vim +107 drivers/gpu/drm/i915/display/intel_dsb.c

   102	
   103	static void dsb_buffer_memset(struct intel_dsb *dsb, u32 idx, u32 val, size_t size)
   104	{
   105		struct intel_display *display = to_intel_display(dsb->crtc);
   106	
 > 107		display->parent->dsb->memset(dsb->dsb_buf, idx, val, size);
   108	}
   109	

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