sound/hda/intel-dsp-config.c:360: undefined reference to `sdw_intel_acpi_scan'

From: kernel test robot
Date: Thu Dec 31 2020 - 07:49:54 EST

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f6e1ea19649216156576aeafa784e3b4cee45549
commit: a115ab9b8b93e7f0ff28a4fc869a3222ae921edd ASoC: SOF: Intel: add build support for SoundWire
date: 4 months ago
config: i386-randconfig-s031-20201231 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-184-g1b896707-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a115ab9b8b93e7f0ff28a4fc869a3222ae921edd
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout a115ab9b8b93e7f0ff28a4fc869a3222ae921edd
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

ld: sound/hda/intel-dsp-config.o: in function `snd_intel_dsp_check_soundwire':
>> sound/hda/intel-dsp-config.c:360: undefined reference to `sdw_intel_acpi_scan'


vim +360 sound/hda/intel-dsp-config.c

82d9d54a6c0ee8b Jaroslav Kysela 2019-10-22 350
0650857570d1614 Pierre-Louis Bossart 2020-04-09 351 #if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
0650857570d1614 Pierre-Louis Bossart 2020-04-09 352 static int snd_intel_dsp_check_soundwire(struct pci_dev *pci)
0650857570d1614 Pierre-Louis Bossart 2020-04-09 353 {
0650857570d1614 Pierre-Louis Bossart 2020-04-09 354 struct sdw_intel_acpi_info info;
0650857570d1614 Pierre-Louis Bossart 2020-04-09 355 acpi_handle handle;
0650857570d1614 Pierre-Louis Bossart 2020-04-09 356 int ret;
0650857570d1614 Pierre-Louis Bossart 2020-04-09 357
0650857570d1614 Pierre-Louis Bossart 2020-04-09 358 handle = ACPI_HANDLE(&pci->dev);
0650857570d1614 Pierre-Louis Bossart 2020-04-09 359
0650857570d1614 Pierre-Louis Bossart 2020-04-09 @360 ret = sdw_intel_acpi_scan(handle, &info);
0650857570d1614 Pierre-Louis Bossart 2020-04-09 361 if (ret < 0)
0650857570d1614 Pierre-Louis Bossart 2020-04-09 362 return ret;
0650857570d1614 Pierre-Louis Bossart 2020-04-09 363
0650857570d1614 Pierre-Louis Bossart 2020-04-09 364 return info.link_mask;
0650857570d1614 Pierre-Louis Bossart 2020-04-09 365 }
0650857570d1614 Pierre-Louis Bossart 2020-04-09 366 #else
0650857570d1614 Pierre-Louis Bossart 2020-04-09 367 static int snd_intel_dsp_check_soundwire(struct pci_dev *pci)
0650857570d1614 Pierre-Louis Bossart 2020-04-09 368 {
0650857570d1614 Pierre-Louis Bossart 2020-04-09 369 return 0;
0650857570d1614 Pierre-Louis Bossart 2020-04-09 370 }
0650857570d1614 Pierre-Louis Bossart 2020-04-09 371 #endif
0650857570d1614 Pierre-Louis Bossart 2020-04-09 372

:::::: The code at line 360 was first introduced by commit
:::::: 0650857570d161486a95d37bc8682628881ae2da ALSA: hda: add autodetection for SoundWire

:::::: TO: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
:::::: CC: Takashi Iwai <tiwai@xxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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