From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794318958; b=xMRolIjCe9L53/ESGCcFLFOPvzdT/kFqOLBr8A1TNQzWZVvKYEKWUFDY3y2Z5puyxAcs Zzf5TfwCg4pts312F+BopswnITHpsTDaxopL/gzQnSPEwuivRbEIwr+jCsgsnbV4KEdc5 gUFeFg9VF4TUAMCK9qIrQ8qB287xr65qGNN3WkqpITrhwA9hJzhTCIASU80pk/FJgf5rF yym3zSeilklB3B911CjselUAhgehDlOSN+IuHZBBe/8LI5XwhdH9RmfN4avlqO8hsMryR D2gYUbcLEJZhBdkSSR7l4YmJntJyl5ts+yXcjauQBKKNSqvgwHr95WORtrSFi3JFAoQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794318958; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:Content-Transfer-Encoding; bh=byqush+IEW+9+DMVVxm2rdgYYJNGdTV2+2ojCRhY9mw=; b=ffjSDKSUAdbLbYqcBMUtH3Y8v0+BWrDmwFom9QagE+2gUFDN+yrrrHkMaJrmDcwvV5rU vUvP4W/OpcGO+QprudHB8pzaRxhFsoJNh4V32MZoQ5DPt7JBuxVzEN4RPtUZHIGuygJCk qsAzM07FYf6ekHkRSOJc/oYOsFU4i4gFtSNVHCUOoST2emT/OOXyuxNEsgGDosqZlRIID QglwElblojmOQ/5W0dOluIhrVNWhKLOiE5tFc6Uhomx/avHlxx4rlbzWqGJiB3nZKP6/C MYQVPmMAEbnvBydtPCJTwRE7nz2PuUxoh/dxHWcYmDGewYupa0/ARv+7d6Hsn16jB8w== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=DTUO5CVs; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 43E44606A31C for ; Tue, 10 Nov 2026 13:55:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=DTUO5CVs Received: by smtp.kernel.org (Postfix) with ESMTPSA id 61C421F008A1; Tue, 10 Nov 2026 13:55:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794318957; bh=byqush+IEW+9+DMVVxm2rdgYYJNGdTV2+2ojCRhY9mw=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=DTUO5CVsJlK24UM/EkTHktfbcS9nYfe2IGoFb2vh++1L22+qvgYAVCNWKnJO6Kw9z VRTLx1lOwvEnsOGPGUPEMGQD+GoCl2n1UyeFPxT6xi08kNl10gK5FURQF8V0HPsxjq PMCamFyWY1WdFtvqOm+ggr8frK/ksIu5YVylm3N4JUcqnEYyeousUkSFMi//TSwT47 eBFErKECtS7Sck5kQV7Gh67FcaskhUMNA+z1oe8uX8Mmiv20YyrJdmzLWF4rGo2AUg IU2UxoXgMxJW/JjAYrvsCqC7wRuqZRkR24V0ozNOM6AUZDPmbn13VzTkRe8YlXqrKe bACXfdVQdLnFw== From: Sasha Levin To: stable@vger.kernel.org Cc: Pauli Virtanen , Takashi Iwai , Sasha Levin Subject: [PATCH 6.1.y 2/3] ALSA: usb-audio: add volume quirks for MS LifeChat LX-3000 Date: Tue, 10 Nov 2026 08:55:54 -0500 Message-ID: <20261110135524.1805283-2-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20261110135524.1805283-1-sashal@kernel.org> References: <20261107054605-failed-6.1-874323b68c93@kernel.org> <20261110135524.1805283-1-sashal@kernel.org> X-Mailing-List: stable@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Pauli Virtanen [ Upstream commit 9af61fc91486c7ba93cf1ec3bd381978cac8308c ] ID 045e:070f Microsoft Corp. LifeChat LX-3000 Headset has muted minimum Speaker Playback Volume, and 4 amixer steps were observed to produce 1 actual volume step. Apply min_mute quirk and correct res=48 -> 4*48. Tested with the device. Signed-off-by: Pauli Virtanen Signed-off-by: Takashi Iwai Stable-dep-of: 874323b68c93 ("ALSA: usb-audio: Add mic resolution quirk for Logitech Webcam C200") Signed-off-by: Sasha Levin --- sound/usb/mixer.c | 8 ++++++++ sound/usb/quirks.c | 2 ++ 2 files changed, 10 insertions(+) diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index 45a4a8c7a697d..9d54998634094 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -1156,6 +1156,14 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval, } break; + case USB_ID(0x045e, 0x070f): /* MS LifeChat LX-3000 Headset */ + if (!strcmp(kctl->id.name, "Speaker Playback Volume")) { + usb_audio_info(chip, + "set volume quirk for MS LifeChat LX-3000\n"); + cval->res = 192; + } + break; + case USB_ID(0x0471, 0x0101): case USB_ID(0x0471, 0x0104): case USB_ID(0x0471, 0x0105): diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 55453873524be..52164ae35250c 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -2056,6 +2056,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = { DEVICE_FLG(0x045e, 0x083c, /* MS USB Link headset */ QUIRK_FLAG_GET_SAMPLE_RATE | QUIRK_FLAG_CTL_MSG_DELAY | QUIRK_FLAG_DISABLE_AUTOSUSPEND), + DEVICE_FLG(0x045e, 0x070f, /* MS LifeChat LX-3000 Headset */ + QUIRK_FLAG_MIXER_PLAYBACK_MIN_MUTE), DEVICE_FLG(0x046d, 0x0807, /* Logitech Webcam C500 */ QUIRK_FLAG_CTL_MSG_DELAY_1M | QUIRK_FLAG_MIC_RES_384), DEVICE_FLG(0x046d, 0x0808, /* Logitech Webcam C600 */ -- 2.53.0