From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alberto Aguirre Subject: [PATCH] ALSA: usb-audio: add implicit fb quirk for Axe-Fx II Date: Thu, 8 Dec 2016 00:36:48 -0600 Message-ID: <20161208063648.28856-1-albaguirre@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-oi0-f66.google.com (mail-oi0-f66.google.com [209.85.218.66]) by alsa0.perex.cz (Postfix) with ESMTP id 8FBB92673A1 for ; Thu, 8 Dec 2016 07:37:06 +0100 (CET) Received: by mail-oi0-f66.google.com with SMTP id v84so48765985oie.2 for ; Wed, 07 Dec 2016 22:37:06 -0800 (PST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org Cc: Alberto Aguirre List-Id: alsa-devel@alsa-project.org The Axe-Fx II implicit feedback end point and the data sync endpoint are in different interface descriptors. Add quirk to ensure a sync endpoint is properly configured. Signed-off-by: Alberto Aguirre --- sound/usb/pcm.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index 44d178e..0fe2d56 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -348,6 +348,16 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs, alts = &iface->altsetting[1]; goto add_sync_ep; + case USB_ID(0x2466, 0x8003): + ep = 0x86; + iface = usb_ifnum_to_if(dev, 2); + + 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 && -- 2.9.3