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authorGeoffrey D. Bennett <g@b4.vu>2020-11-04 22:27:17 +1030
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-11-10 10:22:19 +0100
commit5dbe2f34d5d526c8b7ad0febeb273dd1a560d3b0 (patch)
tree215f63157db0981433d77e8aac7e9856a48b0be3
parent4e0e6f91b1a31bf37dfbeab1f6bf80dae3d27087 (diff)
ALSA: usb-audio: Add implicit feedback quirk for Qu-16
commit 0938ecae432e7ac8b01080c35dd81d50a1e43033 upstream. This patch fixes audio distortion on playback for the Allen&Heath Qu-16. Signed-off-by: Geoffrey D. Bennett <g@b4.vu> Cc: <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20201104115717.GA19046@b4.vu Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--sound/usb/pcm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index c97d9a537f76..366813f1a5f8 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -332,6 +332,7 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
switch (subs->stream->chip->usb_id) {
case USB_ID(0x0763, 0x2030): /* M-Audio Fast Track C400 */
case USB_ID(0x0763, 0x2031): /* M-Audio Fast Track C600 */
+ case USB_ID(0x22f0, 0x0006): /* Allen&Heath Qu-16 */
ep = 0x81;
iface = usb_ifnum_to_if(dev, 3);