[alsa-devel] Bug report for changes in ucm2 with chtrt5645 card on Lenovo Miix 320

[Jaroslav Kysela]

Dne 09. 01. 20 v 23:10 Tim Schumacher napsal(a):
> Hi alsa devs,
> 
> I'm on Arch Linux on a rather uncommon laptop (Lenovo Miix 320) and my sound
> stopped working on the upgrade from alsa-lib 1.1.9 to 1.2.1. wabbits on
> IRC helped me track down the problem to a change in the
> /usr/share/alsa/ucm (now /usr/share/alsa/ucm2) files. It seems like
> /usr/share/alsa/ucm2/chtrt5645/HiFi-dmic2.conf and a symlink at
> /usr/share/alsa/ucm2/chtrt5645/LENOVO-80XF-LenovoMIIX320_10ICR-LNVNB161216.conf
> were specifically added for this laptop but in the contrary they break the
> sound for me.
> 
> After the upgrade to alsa-lib 1.2.1 the sound is not working. The commands play no sound:
> 
>      pasuspender -- speaker-test --nloops=1 --channels=2 --test=wav --device=hw:0,0
>      pasuspender -- speaker-test --nloops=1 --channels=2 --test=wav --device=hw:0,1
> 
> And this is the alsa-info.sh output http://alsa-project.org/db/?f=f883910a5c5101b4b1ea4202d1fe84ccd139f796
> 
> After deleting the /usr/share/alsa/ucm2/chtrt5645/LENOVO-80XF-LenovoMIIX320_10ICR-LNVNB161216.conf
> symlink both commands from above play sound and this is the alsa-info.sh
> output http://alsa-project.org/db/?f=e759eb9118a191b6c3b8c021fed58abc9cf95076

Thanks. I forgot to fix the file path in chtrt5645/chtrt5645-dmic2.conf . 
Could you test this patch?

https://github.com/alsa-project/alsa-ucm-conf/commit/74f2a0f0884df7b9f2d08d07456a3bc37d1a512e

				Jaroslav

-- 
Jaroslav Kysela <perex at perex.cz>
Linux Sound Maintainer; ALSA Project; Red Hat, Inc.