From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Henningsson Subject: Lost dB volumes on USB headset between 2.6.38 and 3.0 Date: Tue, 09 Aug 2011 11:52:33 +0200 Message-ID: <4E410361.7010808@canonical.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="------------000103050607070003070802" Return-path: Received: from youngberry.canonical.com (youngberry.canonical.com [91.189.89.112]) by alsa0.perex.cz (Postfix) with ESMTP id 9FB9824544 for ; Tue, 9 Aug 2011 11:52:35 +0200 (CEST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: ALSA Development Mailing List Cc: Colin Guthrie List-Id: alsa-devel@alsa-project.org This is a multi-part message in MIME format. --------------000103050607070003070802 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Hmm, I and Colin Guthrie have found a regression between kernels 2.6.38 and 3.0. When running "amixer -D hw:handset" for this device under 2.6.38, the attached file is returned. Under 3.0, the dB information is missing. This can't be intentional, can it? -- David Henningsson http://launchpad.net/~diwic --------------000103050607070003070802 Content-Type: text/x-log; name="mixer38.log" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="mixer38.log" Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined penum Playback channels: Front Left - Front Right Limits: Playback 0 - 255 Mono: Front Left: Playback 148 [58%] [-20.13dB] [on] Front Right: Playback 148 [58%] [-20.13dB] [on] Simple mixer control 'PCM Capture Source',0 Capabilities: enum Items: 'Mic' 'Line' 'IEC958 In' Item0: 'Mic' Simple mixer control 'Line',0 Capabilities: pvolume cvolume pswitch pswitch-joined cswitch cswitch-joined penum Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: Playback 0 - 255 Capture 0 - 128 Front Left: Playback 0 [0%] [0.00dB] [off] Capture 1 [1%] [0.00dB] [on] Front Right: Playback 0 [0%] [0.00dB] [off] Capture 1 [1%] [0.00dB] [on] Simple mixer control 'Mic',0 Capabilities: pvolume pvolume-joined cvolume cvolume-joined pswitch pswitch-joined cswitch cswitch-joined penum Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 255 Capture 0 - 128 Mono: Playback 191 [75%] [35.81dB] [off] Capture 0 [0%] [0.18dB] [off] Simple mixer control 'IEC958 In',0 Capabilities: cswitch cswitch-joined penum Capture channels: Mono Mono: Capture [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined penum Playback channels: Mono Mono: Playback [off] --------------000103050607070003070802 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline --------------000103050607070003070802--