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SubjectRe: [PATCH] ASoC: simple-card: Fill in driver name
On 2021-10-11 19:16, Jaroslav Kysela wrote:
> On 10. 10. 21 12:40, Diederik de Haas wrote:
>> On Sunday, 10 October 2021 10:40:09 CEST Jaroslav Kysela wrote:
>>>> Unfortunately this change broke multichannel audio on my Rock64
>>>> device
>>>> running Debian. My Rock64 is connected to my AVR (Pioneer SC-1224)
>>>> via a
>>>> HDMI cable.
>>> This looks like an user space configuration problem.
>>
>> I have placed ALSA card definitions (I think) from LibreELEC on my
>> system from
>> https://github.com/LibreELEC/LibreELEC.tv/tree/master/projects/Rockchip/
>> filesystem/usr/share/alsa/cards
>
> Apparently, the alsa-lib configuration is used in this case.
>
> It seems that there are four sound cards (Analog/HDMI/I2S/SPDIF)
> created for your hardware. The alsa-lib configuration is a bit weird -
> an obfuscation for the simple-card driver use. The simple way to
> resolve this is to create a proper UCM configuration.
>
> If you need further assistance, create an issue for alsa-lib or
> alsa-ucm-conf on github and with an output from the 'alsa-info.sh'
> script.

Will do.

FTR: It's now working again for me on a kernel with this patch included:
https://github.com/LibreELEC/LibreELEC.tv/issues/5734#issuecomment-940088156

I have no idea whether this is a proper solution or another
'workaround', but
it's working for me again :)

Thanks for your help.

Diederik

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