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=1794591635; b=bJiuMDRTiuS2i7Z6bapXBpuEX9cNcyB9PaML2HOP3/63fjGSFXdIWo08JXCawXVtobF3 hJIYDMFqGGfJ1NCWlBdbAQ0ymMymoVsJ0oQHcOxd5ipSllvO7/2Cv/OuVaMLuIbkOqLr2 yVf4LNV4OGbEzRV+J16S0TIAoaiTDxjjf1zOrqKBpDv/YKH1Z+mu5k7KRJ/5Bit3C38O5 BOzSQGCfAHtTpbpQjuOJR0AtRdzlniBDWqpC6oCNEa/Ij3Kbqooe79XAftP98NxgGvi/H VV6bXm+jbnChlBe4+NRNRIdJx2BwmoRdAlJ/i7sfTnXVcaWGAtrvkMcYqDX389HEc3Q== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794591635; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:User-Agent:X-stable:X-Patchwork-Hint: MIME-Version:Content-Transfer-Encoding; bh=6vMEZQ2cHkP3/Ax8L5F9zIgeVUw/0iJoMBc9l01holw=; b=2p89SziGmnxbdS8NQzPT8XcqPHSMsP+Jke/8pxtGj4TFuZr2K4gKG6KydLxv6Asf/QAe YUmKneVL0XngtKN7sGhHjCn2GXymiJSAy35GgYGVoDJfKw7PzEncKYtlOHe/edGfQqMIK L9d88RsjXxf1d6T+RnGW0o8oUKKcGHhAiRLc1n0y/u9rqryGTj4fkRC9Yr59SVhFskTJO zIt6nNjp6fEvHy+DRAKp4PntmVUaFSmABxtL2iZ9+wlROVXo8Lbu7YezEBP0ZKDq54ARL ODFlKdikLp7icfyXIuE+D+RQ6em9Y1ZeW6LZYIRJM76enW0sdX8fvebfBxlkRLpWOEg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=GDQiqzMa; 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 4BAA1606F71D; Fri, 13 Nov 2026 17:40:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=GDQiqzMa Received: by smtp.kernel.org (Postfix) with ESMTPSA id EC4E31F000C4; Fri, 13 Nov 2026 17:40:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1794591635; bh=6vMEZQ2cHkP3/Ax8L5F9zIgeVUw/0iJoMBc9l01holw=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=GDQiqzManR8lThOxurwdptZ8LpJcwpF8C8Qg9t5c19wOxUgo1MFEoyfTHI7j4ruxq 70oQ+oRuZ//u68vuUckE7gk6P8EM52lWy98dO6zAuS5rG0a3n6t4FRsetRkTtmpIrJ paSO0dPlwgwYTtJqLZ23biITPg4i1cWAX5NAe/ww= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Pauli Virtanen , Takashi Iwai , Sasha Levin Subject: [PATCH 6.12 654/670] ALSA: usb-audio: add volume quirks for MS LifeChat LX-3000 Date: Fri, 13 Nov 2026 10:53:38 -0500 Message-ID: <20261113153834.074184387@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261113153811.177190860@linuxfoundation.org> References: <20261113153811.177190860@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore 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 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ 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 82c8596264047..45145ef7db7c5 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 70026525972b0..cfcf9f845ee36 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -2158,6 +2158,8 @@ 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