[pulseaudio-tickets] [Bug 97064] No audio stream from headset in HSP/HFP mode

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=97064

--- Comment #19 from Fabian Köster <koesterreich at fastmail.fm> ---
Hi Brandon,

(In reply to bschaef14 from comment #18)
> So I've made what I think to be good progress in the last day.. My BT
> chipset is configured by default to use syncronous audio interface (sai) to
> send PCM data for HSP/HFP profiles and A2DP uses HCI to send audio data.
> After conversing with some others, it seems like PCM lines weren't
> configured in device tree/kernel/wherever so that's why no audio was being
> sent.

good to hear there are new insights! Can you tell me which BT chipset you are
using?

Mine is:
0a5c:21e8 Broadcom Corp. BCM20702A0 Bluetooth 4.0

> Once I configured BT chipset to send HSP/HFP audio over HCI interface, I
> did receive audio (although it was terrible, sounded like bad slow-mo
> editing).

Can you elaborate on how to configure it like that?

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