From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932305Ab1GNVBL (ORCPT ); Thu, 14 Jul 2011 17:01:11 -0400 Received: from lucidpixels.com ([72.73.18.11]:55314 "EHLO lucidpixels.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932188Ab1GNVBK (ORCPT ); Thu, 14 Jul 2011 17:01:10 -0400 Date: Thu, 14 Jul 2011 17:01:08 -0400 (EDT) From: Justin Piszcz To: linux-kernel@vger.kernel.org Subject: 2.6.39.2: alsa question: usb sound/card shows up as mixer1/audio1? Message-ID: User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; format=flowed; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Is this a simple udev issue or something else? I bought two of these but they are actually different devices, on one host it works ok, on the other, I get this: p34:~# dmesg|grep -i audio [ 15.499078] usb 2-2.4: Product: C-Media USB Audio Device [ 15.500235] input: C-Media USB Audio Device as /devices/pci0000:00/0000:00:1d.7/usb2/2-2/2-2.4/2-2.4:1.3/input/input5 [ 15.500416] generic-usb 0003:0D8C:0008.0003: input,hidraw2: USB HID v1.00 Device [C-Media USB Audio Device ] on usb-0000:00:1d.7-2.4/input3 [ 15.534185] usbcore: registered new interface driver snd-usb-audio p34:~# ls /dev/mixer* /dev/mixer1 p34:~# ls /dev/audio* /dev/audio1 p34:~# $ cat /proc/asound/cards 1 [Device ]: USB-Audio - C-Media USB Audio Device C-Media USB Audio Device at usb-0000:00:1d.7-2.4, full speed On the working host: $ cat /proc/asound/cards 0 [Device ]: USB-Audio - USB PnP Sound Device C-Media Electronics Inc. USB PnP Sound Device at usb-0000:00:1d.7-2.4, full spe -- $ aumix aumix: error opening mixer: No such file or directory -- Any clue why one is mapped to [1] and the other [0], where the one that is [0] works properly and the [1] does not? Justin.