tree: https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git topic/intel-lpe-audio head: 91b0cb0cc07bcb5114df2897531f4ea41c148c8e commit: 182cdf23dbf6672954ac646871bf5902050268c7 [60/69] ALSA: x86: Implement runtime PM config: i386-randconfig-x076-02050830 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: git checkout 182cdf23dbf6672954ac646871bf5902050268c7 # save the attached .config to linux build tree make ARCH=i386

All errors (new ones prefixed by >>):

sound/x86/intel_hdmi_audio.c: In function 'hdmi_lpe_audio_runtime_suspend':

...

sound/x86/intel_hdmi_audio.c:1796:3: error: implicit declaration of function 'snd_pcm_suspend' [-Werror=implicit-function-declaration]

snd_pcm_suspend(substream); ^~~~~~~~~~~~~~~ At top level: sound/x86/intel_hdmi_audio.c:1814:12: warning: 'hdmi_lpe_audio_resume' defined but not used [-Wunused-function] static int hdmi_lpe_audio_resume(struct device *dev) ^~~~~~~~~~~~~~~~~~~~~ sound/x86/intel_hdmi_audio.c:1803:12: warning: 'hdmi_lpe_audio_suspend' defined but not used [-Wunused-function] static int hdmi_lpe_audio_suspend(struct device *dev) ^~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors

vim +/snd_pcm_suspend +1796 sound/x86/intel_hdmi_audio.c

1790 { 1791 struct snd_intelhad *ctx = dev_get_drvdata(dev); 1792 struct snd_pcm_substream *substream; 1793 1794 substream = had_substream_get(ctx); 1795 if (substream) {

1796 snd_pcm_suspend(substream);

1797 had_substream_put(ctx); 1798 } 1799

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