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

[Jaroslav Kysela]

Dne 14. 01. 20 v 18:38 Tim Schumacher napsal(a):
> Hi,
> 
> sending the mail CC to the mailing list again because I messed this up
> last time. This is the output from 'alsaucm -c hw:0 set _verb HiFi'.
> 
> ALSA lib utils.c:261:(uc_mgr_config_load) could not open configuration file /usr/share/alsa/ucm2/LENOVO-80XF-LenovoMIIX320_10ICR-LNVNB161216/HiFi-dmic2.conf
> ALSA lib parser.c:1190:(parse_verb_file) error: failed to open verb file /usr/share/alsa/ucm2/LENOVO-80XF-LenovoMIIX320_10ICR-LNVNB161216/HiFi-dmic2.conf : -2
> ALSA lib main.c:960:(snd_use_case_mgr_open) error: failed to import hw:0 use case configuration -2
> alsaucm: error failed to open sound card hw:0: No such file or directory

Thanks. This commit for alsa-lib should fix this issue:

https://github.com/alsa-project/alsa-lib/commit/b34715004f4a1aabb85c5b9f03ba9f200638ee97

					Jaroslav
> 
> - Tim
> 
> On 2020-01-13, Jaroslav Kysela wrote:
>> Dne 13. 01. 20 v 15:27 Tim Schumacher napsal(a):
>>> The patch doesn't help unfortunately. Deleting
>>> LENOVO-80XF-LenovoMIIX320_10ICR-LNVNB161216.conf still works with the
>>> patch installed. Can I help debug this somehow?
>>
>> If you have latest alsa-utils, the command 'alsaucm dump text' should work,
>> otherwise try 'alsaucm set _verb HiFi'.
>>
>> 					Jaroslav
>>
>>>
>>> - Tim
>>>
>>> On 2020-01-13, Jaroslav Kysela wrote:
>>>> 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.
>>>>
>>
>>
>> -- 
>> Jaroslav Kysela <perex at perex.cz>
>> Linux Sound Maintainer; ALSA Project; Red Hat, Inc.
>>


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