Re: [PATCH 0/3] ALSA: usb-audio: Fix a few implicit fb sync issues

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On Mon, Jan 02, 2023 at 06:07:56PM +0100, Takashi Iwai wrote:
> Hi,

Hi Takashi,

> 
> this is a series of patches for addressing the remaining problem with
> the implicit fb sync.  The first one is to cover the left over EP run
> state at re-configuring PCM.  The second one is a workaround for a
> regression with the hw constraints, and the last one is the
> refactoring and fix for the multiple EPs assigned in the format list.
>

Perhaps it would be wise to include tag
"Reported-by: Ruud van Asseldonk <ruud@xxxxxxxxxxxxxx>"
in the relevants commits tied to this series, as Ruud did share a small
reproducing C program and went so far as to bisect the regression.

Thanks,
Geraldo Nascimento

> 
> Takashi
> 
> ===
> 
> Takashi Iwai (3):
>   ALSA: usb-audio: Make sure to stop endpoints before closing EPs
>   ALSA: usb-audio: Relax hw constraints for implicit fb sync
>   ALSA: usb-audio: More refactoring of hw constraint rules
> 
>  sound/usb/pcm.c | 217 ++++++++++++++++++++++++++++++------------------
>  1 file changed, 134 insertions(+), 83 deletions(-)
> 
> -- 
> 2.35.3
> 



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