tree: https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git test/hda-reorg head: 6119728edf86cefcbf7b20e000414c85916e900d commit: 484072d3f99c402030fcee94e28ab3ea76d04247 [41/53] ALSA: hda/cirrus: Split to cs420x and cs421x drivers config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20250705/202507051737.DMAkxayN-lkp@i...) compiler: sh4-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250705/202507051737.DMAkxayN-lkp@i...)

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/202507051737.DMAkxayN-lkp@intel.com/

All warnings (new ones prefixed by >>):

...

sound/hda/codecs/cirrus/cs421x.c:561:35: warning: 'cs421x_codec_ops' defined but not used [-Wunused-const-variable=]

561 | static const struct hda_codec_ops cs421x_codec_ops = { | ^~~~~~~~~~~~~~~~

vim +/cs421x_codec_ops +561 sound/hda/codecs/cirrus/cs421x.c

560

561 static const struct hda_codec_ops cs421x_codec_ops = {

562 .probe = cs421x_probe, 563 .remove = snd_hda_gen_remove, 564 .build_controls = snd_hda_gen_build_controls, 565 .build_pcms = snd_hda_gen_build_pcms, 566 .init = cs421x_init, 567 .unsol_event = snd_hda_jack_unsol_event, 568 .suspend = cs421x_suspend, 569 .stream_pm = snd_hda_gen_stream_pm, 570 }; 571