From 91a8561d0eed710330956a06487f5c888f5ae743 Mon Sep 17 00:00:00 2001 From: Alberto Aguirre Date: Wed, 18 Apr 2018 09:35:35 -0500 Subject: [PATCH] ALSA: usb-audio: add implicit fb quirk for Axe-Fx III The Axe-Fx III implicit feedback end point and the data sink endpoint are in different interface descriptors. Add quirk to ensure a sync endpoint is properly configured. Signed-off-by: Alberto Aguirre Signed-off-by: Takashi Iwai --- sound/usb/pcm.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index c0746cc..ad39b3c 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -342,6 +342,10 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs, ep = 0x86; ifnum = 2; goto add_sync_ep_from_ifnum; + case USB_ID(0x2466, 0x8010): /* Fractal Audio Axe-Fx III */ + ep = 0x81; + ifnum = 2; + goto add_sync_ep_from_ifnum; case USB_ID(0x1397, 0x0002): /* Behringer UFX1204 */ ep = 0x81; ifnum = 1; -- 2.7.4