Re: kernel 5.4.11: problems with usb sound cards

Johan Hovold
2020-02-03T08:29:04Z

On Mon, Feb 03, 2020 at 08:57:41AM +0100, Takashi Iwai wrote:
> On Mon, 03 Feb 2020 00:28:16 +0100,
> edes wrote:
> >
> >
> > el 2020-02-02 a las 14:41 Johan Hovold escribió:
> >
> > > I realised I forgot the test to match on the device descriptor when
> > > applying the blacklist. It doesn't matter currently since I only enable
> > > the quirk for your device, but if you haven't tested the patch already,
> > > would you mind testing the below patch instead?
> >
> > Hi, Johan, thank you for looking into this. I tested your patch, and it
> > works! (5.4.11 and 5.5.0).
> >
> > I haven't performed extensive tests, but the card is again recognized as
> > both playback and capture device. Thank you!
> >
> > Is this and acceptable solution and will this patch be integrated into the
> > kernel?
>
> I don't mind where to blacklist; we may add a similar quirk in
> USB-audio driver side, too.

I'm afraid it needs to be done in core since this info is needed while
parsing the descriptors.

Johan