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authorGeoffrey D. Bennett <g@b4.vu>2020-11-04 22:27:17 +1030
committerTakashi Iwai <tiwai@suse.de>2020-11-05 09:49:53 +0100
commit0938ecae432e7ac8b01080c35dd81d50a1e43033 (patch)
tree5d85cbc5d234643a077ed4ac816df96e191a36cc /sound/usb/pcm.c
parent26201ddc1373c99b2a67c5774da2f0eecd749b93 (diff)
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ALSA: usb-audio: Add implicit feedback quirk for Qu-16
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>
Diffstat (limited to 'sound/usb/pcm.c')
-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 7227ccb7e57e..a860303cc522 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -336,6 +336,7 @@ 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;
ifnum = 3;
goto add_sync_ep_from_ifnum;