Re: [PATCH] ALSA: hda: Use standard waitqueue for RIRB wakeup

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Hey,

On Tue, 10 Dec 2019, Takashi Iwai wrote:

> This patch attempts to improve the situation by introducing the
> standard waitqueue in the RIRB waiter side instead of polling.  The

this seems like a good change. It's a bit unfortunate this logic is not 
yet shared and SOF uses the variant in snd_hdac_bus_get_response() -- that 
would need similar treatment. I can make a matching change there and see 
how this fairs in SOF CI. But basic tests with snd-hda-intel on a few 
systems didn't reveal anything odd and code seems correct.

Br, Kai

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