diff options
| author | Lassi Ylikojola <lassi.ylikojola@gmail.com> | 2018-02-09 16:51:36 +0200 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2018-06-16 22:22:12 +0100 |
| commit | abe5affda565d8fedb602a4825c56b2445f843f9 (patch) | |
| tree | ecaa10a714f75d4f3c9d10a55c6f617ba24ed7e3 /sound | |
| parent | db033f33e7445abaf31e978d63afd11039cd7802 (diff) | |
ALSA: usb-audio: add implicit fb quirk for Behringer UFX1204
commit 5e35dc0338d85ccebacf3f77eca1e5dea73155e8 upstream.
Add quirk to ensure a sync endpoint is properly configured.
This patch is a fix for same symptoms on Behringer UFX1204 as patch
from Albertto Aquirre on Dec 8 2016 for Axe-Fx II.
Signed-off-by: Lassi Ylikojola <lassi.ylikojola@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/usb/pcm.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index 0bf61d4a1080..17e611064334 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -348,6 +348,15 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs, alts = &iface->altsetting[1]; goto add_sync_ep; + case USB_ID(0x1397, 0x0002): + ep = 0x81; + iface = usb_ifnum_to_if(dev, 1); + + if (!iface || iface->num_altsetting == 0) + return -EINVAL; + + alts = &iface->altsetting[1]; + goto add_sync_ep; } if (attr == USB_ENDPOINT_SYNC_ASYNC && altsd->bInterfaceClass == USB_CLASS_VENDOR_SPEC && |