On Mon, 16 Aug 2021 18:57:03 +0200, 藍挺瑋 wrote: > > 於 星期日,2021-08-15 於 11:20 +0200,Takashi Iwai 提到: > > On Sat, 14 Aug 2021 16:02:36 +0200, > > 藍挺瑋 wrote: > > > > > > I am not sure if I should join this old thread, but it seems that I saw the > > > same > > > issue on my ASUS B23E laptop. It couldn't produce any sound after upgrading > > > to > > > Linux 5.10, and 'git bisect' shows it was broken by the same commit > > > a0645daf16101bb9a6d87598c17e9a8b7bd60ea7. > > > > > > I have tested the latest master branch (v5.14-rc4-322-gcceb634774ef) last > > > week. > > > It still had no sound. If I reverted the broken commit, sound worked. > > > > > > > > alsa-info from the broken kernel: > > > https://gist.github.com/lantw44/0660e059c488e3ff3d841bb03b371866 > > > > > > alsa-info from the working kernel: > > > https://gist.github.com/lantw44/9367f425e4f5ba98cf12343cb90f3301 > > > > Thanks for the report. A quick workaround be a patch like below. > > Could you verify whether it fixes the problem? > > Yes, it fixes the problem. Thanks. Now I submitted a final patch and will merge it for 5.14-rc7 pull request. Takashi