[LAU] JACK and Sound OpenFirmware?

Len Ovens len at ovenwerks.net
Thu Nov 19 22:51:15 CET 2020

On Thu, 19 Nov 2020, Kai Vehmanen wrote:

> I'm happy to report back that all the changes required to address this are 
> now merged upstream and queued for 5.11 kernel. This affects all SOF ALSA


> drivers (Intel and non-Intel) and with the fix in, JACK works with all the 
> common 2^n period size settings. Do note SOF FW's default scheduler is 
> timer tick based and has a 1ms tick interval, so this might not be ideal 
> for all JACK usages (see commit messages for details).

This is not much different from USB audio devices and in my experience, 
64/2 at 48k is sometimes already lower latency than many intel HDA-ish 
devices can handle anyway.

Len Ovens

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