vc4.ko brings unusable&unstable ALSA sinks,Re: vc4.ko brings unusable&unstable ALSA sinks

[Stefan Wahren]

Am 01.04.21 um 11:45 schrieb Stefan Wahren:
> Am 01.04.21 um 02:47 schrieb Ryutaroh Matsumoto:
>> Hi,
>>
>>> But I just realized that it's 'only' 5.1, not 7.1 ...
>> I did not find 5.1 or 7.1 or mulctichannel with snd_bcm2835.ko with
>> module_blacklist=vc4 on my RPi4B...
>> I only found "stereo" in snd_bcm2835.ko with pacmd list-sinks.
> This is expected. The relevant downstream patches has not been send
> upstream:
>
> https://github.com/raspberrypi/linux/commit/2050b0e0b3e2b77c65334c0e3efa5244554a845f
> https://github.com/raspberrypi/linux/commit/e3fe29854e1dbbc35c62cfee73272d33569b0b63
>
> Without a proper signed-off-by and commit message there is nothing i can
> do :-(

Thanks to popcornmix, i was able to upstream multichannel support. It's
now in linux-next:

staging: bcm2835-pcm: Allow up to 8 channels and 192kHz data rate

>
>> Best regards, Ryutaroh
>>
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