Re: [PATCH 5/5] cht-bsw-rt5672: Fix HiFi-stereo-dmic2 conf not loading / working

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Dne 06. 04. 20 v 11:50 Hans de Goede napsal(a):
> Hi,
> 
> On 4/6/20 11:34 AM, Jaroslav Kysela wrote:
>> Dne 05. 04. 20 v 20:34 Hans de Goede napsal(a):
>>> Fix HiFi-stereo-dmic2 conf not loading because of references to
>>> non existing devices in the ConflictingDevices sections.
>>>
>>> Stop playing Rename + Remove tricks with the output (Speaker2) and
>>> input (DMIC1) devices which we do not want to be part of this config,
>>> this does not work now that we only allow devices which are actually
>>> part of our config in the ConflictingDevices sections.
>>
>> The Remove and Rename operations should also manage (remove and rename) devices in ConflictingDevices/SupportedDevices sections. What's the exact error you hit?
>>
>> If I simulate this via ucm-validator I get this device structure:
>>
>>    Verb: "HiFi"
>>       File: HiFi-stereo-dmic2.conf
>>       Device: "Headphones"
>>         ConflictingDevices.0 = Speaker
>>         Value.PlaybackPriority = 300
>>         Value.PlaybackPCM = 'hw:${CardId}'
>>         Value.JackControl = 'Headphone Jack'
>>       Device: "Headset"
>>         ConflictingDevices.0 = Mic
>>         Value.CapturePriority = 300
>>         Value.CapturePCM = 'hw:${CardId}'
>>         Value.JackControl = 'Headset Mic Jack'
>>       Device: "Speaker"
>>         ConflictingDevices.0 = Headphones
>>         Value.PlaybackPriority = 200
>>         Value.PlaybackPCM = 'hw:${CardId}'
>>       Device: "Mic"
>>         ConflictingDevices.0 = Headset
>>         Value.CapturePriority = 200
>>         Value.CapturePCM = 'hw:${CardId}'
>>
>> It appears like an issue in alsa-lib.
> 
> With an unmodified UCM2 profile I get the following:
> 
> [hans@localhost ~]$ alsaucm -c cht-bsw-rt5672 set _verb HiFi set _enadev Speaker
> ALSA lib parser.c:1138:(verb_dev_list_add) error: unable to find device 'Speaker2'
> ALSA lib parser.c:1433:(parse_verb_file) error: device management error in verb 'HiFi'
> ALSA lib main.c:962:(snd_use_case_mgr_open) error: failed to import cht-bsw-rt5672 use case configuration -2
> alsaucm: error failed to open sound card cht-bsw-rt5672: No such file or directory
> 
> Note the _enadev does not matter, things break before it gets parsed,
> if I replace Speaker with XXX I get the exact same errors.
> 
> I'm happy to try any alsa-lib patches on this (Thinkpad8) hw for you.

I think that I found the culprit. Could you test this, please?

https://github.com/alsa-project/alsa-lib/commit/c9605484d165d2b707f78eef14a224b0b47ba322

			Thank you,
				Jaroslav

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



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