On Fri, 21 Aug 2020 20:13:10 +0200, Joshua Sivec wrote: > > This uses the same quirk as the Motu and SSL2 devices. > Tested on the UR22C. > > Fixes bug 208851. Which bug tracker? You can add a tag like BugLink: https://bugzilla.somewhere.foo/... around your Signed-off-by line, too. Also, please add a subject prefix "ALSA: usb-audio: ..." Last but not least, please put the maintainers to Cc. Could you resubmit with the fixes above? thanks, Takashi > Signed-off-by: Joshua Sivec <sivec@xxxxxxxxxx> > --- > sound/usb/pcm.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c > index 5600751803cf..10d342270dd9 100644 > --- a/sound/usb/pcm.c > +++ b/sound/usb/pcm.c > @@ -369,6 +369,7 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs, > case USB_ID(0x07fd, 0x0008): /* MOTU M Series */ > case USB_ID(0x31e9, 0x0001): /* Solid State Logic SSL2 */ > case USB_ID(0x31e9, 0x0002): /* Solid State Logic SSL2+ */ > + case USB_ID(0x0499, 0x172f): /* Steinberg UR22C */ > case USB_ID(0x0d9a, 0x00df): /* RTX6001 */ > ep = 0x81; > ifnum = 2; > -- > 2.26.2 >