[PATCH] Add implicit feedback quirk for UR22C

[Takashi Iwai]

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 at posteo.net>
> ---
>  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
>