From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fhigh-a8-smtp.messagingengine.com (fhigh-a8-smtp.messagingengine.com [103.168.172.159]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EE60C3845CB; Sun, 6 Sep 2026 15:56:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=103.168.172.159 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788710218; cv=none; b=BDWm3iSksoO6YKGPhphRgj7ri9SrYLcBnf/gx9wJQCKWQaHajAvwdFbgAjD/71Hm0mgL8bvwpypQnxa8YS5Q7W0HqSNuwft93qpRt/ZxbKf1KlgjZkYAQfzqkuETrHW4+eekGkdkhAHf91DE+vOk0OBRmlSmrQGUqBCJMr1iTMU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788710218; c=relaxed/simple; bh=s/mXdH0RQanOA74m67ML7mjbr9Y/UfGVcbNAhHiSeVU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IRPr2hsbtfAPC5NhtmLQx2MrrEB4fkuXIk9CrhIiWz7kg5WgukUkDTX703eikCwKTCoZXfWJIgOAGqo3IvJ4NF4FUSRf9JMyd1IjNlcAaLSsl7oay0NQnG8KLG08TQFjyOqUKct9dN+iiUqSQQ+Z1EkqMdKcIwZHHtHtB0BRjjk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=nickpegg.com; spf=pass smtp.mailfrom=nickpegg.com; dkim=pass (2048-bit key) header.d=nickpegg.com header.i=@nickpegg.com header.b=GGmvSPGm; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b=xRh+bnnM; arc=none smtp.client-ip=103.168.172.159 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=nickpegg.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nickpegg.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=nickpegg.com header.i=@nickpegg.com header.b="GGmvSPGm"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="xRh+bnnM" Received: from phl-compute-05.internal (phl-compute-05.internal [10.202.2.45]) by mailfhigh.phl.internal (Postfix) with ESMTP id 078EA14000F2; Sun, 6 Sep 2026 11:56:52 -0400 (EDT) Received: from phl-frontend-04 ([10.202.2.163]) by phl-compute-05.internal (MEProxy); Sun, 06 Sep 2026 11:56:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nickpegg.com; h= cc:cc:content-transfer-encoding:content-type:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to; s=fm2; t=1788710212; x= 1788796612; bh=310dkjKYgblmLe8ncEMuGqbFBWbPgCiWofAH3ycMNu8=; b=G GmvSPGmWt3bsSDzY3q7mm3rZ0mBoSP60x793gMtX9EyLPaYSNNHb8uVd6hDa+dTd 31DmfXlhG9cnSoxAKjHLYTGF3dQ+epwqD9CrFVIT6AobpwyeJ8lbe080fbU+NL4d 0b23gkiB5jZCqmQ/syRPsvcfqn2UlemwvklqKIUGXXHpjulHRcUnrDQB/V3ryO9k DUQNofmIdaCfleDFOX69kdIPQDkLbvNXrAYooVudYBC6jChsltH96c7yyLHVpX1M qre2nEAPnC0OJGUlvKbDF/PapY6vkgpCcM8LMetmysOJJKS3vbRms5ZSKA97/HCW pe4VbALc3McCJrE80Aq+w== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:date:date:feedback-id:feedback-id:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to:x-me-proxy:x-me-sender :x-me-sender:x-sasl-enc; s=fm1; t=1788710212; x=1788796612; bh=3 10dkjKYgblmLe8ncEMuGqbFBWbPgCiWofAH3ycMNu8=; b=xRh+bnnMtD0LRUaGp 27OBICejh03lct5BkjHespKhS/cgedonTRsGxhhPSulLNIG8EKbUYz987kiK/sy4 t0ZZiOeix7h09BdIdWe7GlfpTHvej2EWhKWEYqpKp3cM0B/OHF1XGpANKpBOcLr8 /GWhMxTHHW5meBz5gwzFd5LpCpPVtfzT4nT5b/4kiSpyXWPyjoryp5D+mJKsAq+f lmEJ9XOTF8aXae7qu3XeEWx7ODp3q/a1FHyp4AI8rvmSmHff/GNFUE6l+LYe3XpD Kjl7Q4f0qIvrpWqJ0GWCbkul8uGRqsf6pQNsbgE8GdFyO3zIaLRqaWougQ2axktq oEcMg== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: dmFkZTGmoFTLymL9TVbj9Ay4wFbnzjOpCbVPqyh1qYdNEcsUQODJBFa2CJ7OesbWR1NhCo xLitNDlDz9K028fHAzuGOuHsOoK9cg8SegNBTCypztwjQmrVvV/qKUhl7ZIA5M38yPp4t6 VKxOzJ+SQ147sMG+CTMWIYfR1TtpIliRwWLYFZeaQrKswf233iBdTan2P5zNRTA7+cbwHP a3CcfbJyMN8yCBVQZ5lF+qI+3tEM3zE5HmQTpYkUH6WOvnPG3VmG1yYTu6of9lGJYLeTJx YxKdIMtXm0iW5eBO8hhmI7eUOZV/nioLgaO9zLjUNyMBR20AeEPxTWeuLzNpSoi5Vza4JG iVKUPleNn3i/yyF97qT5fZz8ZNil5u3xRU2eyHjm7ono0BXSWPsaLRxH4DEpibMOafZyYs 3iEEMhrF5VeLpxK6I9vTdM86MGhibXrPqhoNvm27tN3loeKWlpi0egQHSXgPnFjhwhPTmd KYX6tuKl5nL3n0lAfjoyS8pTDI+X2hZ3sKp7WFdeVOd67fih47Qwiow9lcLz7kwmkpAPRl XQJr1UL7hnxzojPEcWTHEbRiePSwKIK567Ly8Vo1VQg6Jd2Cv8gjlAN+xRlNFJNsNB2CeR +wL65FTIRm3vN29SC9wU/2LWwAnLPW5ycliquJxDpcTeJBgVCtFHRIh+uC4A X-ME-Proxy: Feedback-ID: i95c946fb:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sun, 6 Sep 2026 11:56:50 -0400 (EDT) From: Nick Pegg To: tiwai@suse.de Cc: linux-kernel@vger.kernel.org, linux-sound@vger.kernel.org, perex@perex.cz, Nick Pegg Subject: [PATCH v2] ALSA: usb-audio: Add quirk flags for Behringer UV1 Date: Sun, 6 Sep 2026 08:55:37 -0700 Message-ID: <20260906155616.1625465-1-nick@nickpegg.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <87jyoy4xdf.wl-tiwai@suse.de> References: <87jyoy4xdf.wl-tiwai@suse.de> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The Behringer UV1 is a microphone audio processor with a USB audio interface, which experiences periodic stutters unless implicit_fb is used. This seems to be a similar device to the Behringer UMC series, so I copied the quirks from those. I've confirmed that my own UV1 works great with these flags set. Signed-off-by: Nick Pegg --- v2: Same change as before, but using git-send-email this time since my mailer mangled v1. sound/usb/quirks.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 4d2957e62fbd..5b27659d3eb7 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -2388,6 +2388,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = { QUIRK_FLAG_PLAYBACK_FIRST | QUIRK_FLAG_GENERIC_IMPLICIT_FB), DEVICE_FLG(0x1397, 0x050c, /* Behringer Flow 8 */ QUIRK_FLAG_IFB_SILENCE_ON_EMPTY), + DEVICE_FLG(0x1397, 0x0510, /* Behringer UV1 */ + QUIRK_FLAG_PLAYBACK_FIRST | QUIRK_FLAG_GENERIC_IMPLICIT_FB), DEVICE_FLG(0x13e5, 0x0001, /* Serato Phono */ QUIRK_FLAG_IGNORE_CTL_ERROR), DEVICE_FLG(0x152a, 0x880a, /* NeuralDSP Quad Cortex */ -- 2.55.0