Steinberg UR22 (with USB ID 0499:1509) requires the implicit feedback for the proper playback, otherwise it causes occasional cracks. This patch adds the corresponding the quirk table entry with the recently added generic implicit fb support.

Reported-and-tested-by: Kilian meschi@posteo.de Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/usb/implicit.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/sound/usb/implicit.c b/sound/usb/implicit.c index 386198b36b87..4e911d200562 100644 --- a/sound/usb/implicit.c +++ b/sound/usb/implicit.c @@ -42,6 +42,7 @@ struct snd_usb_implicit_fb_match { /* Implicit feedback quirk table for playback */ static const struct snd_usb_implicit_fb_match playback_implicit_fb_quirks[] = { /* Generic matching */ + IMPLICIT_FB_GENERIC_DEV(0x0499, 0x1509), /* Steinberg UR22 */ IMPLICIT_FB_GENERIC_DEV(0x0763, 0x2080), /* M-Audio FastTrack Ultra */ IMPLICIT_FB_GENERIC_DEV(0x0763, 0x2081), /* M-Audio FastTrack Ultra */ IMPLICIT_FB_GENERIC_DEV(0x0763, 0x2030), /* M-Audio Fast Track C400 */