From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shawn Guo Subject: Re: [PATCH v4 2/5] ASoC: Move standard kcontrol helpers to the component level Date: Fri, 9 May 2014 23:00:37 +0800 Message-ID: <20140509150034.GH2870@dragon> References: <1398165797-22997-1-git-send-email-lars@metafoo.de> <1398165797-22997-3-git-send-email-lars@metafoo.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from na01-by2-obe.outbound.protection.outlook.com (mail-by2lp0238.outbound.protection.outlook.com [207.46.163.238]) by alsa0.perex.cz (Postfix) with ESMTP id 9EA1B261A5A for ; Fri, 9 May 2014 17:00:47 +0200 (CEST) Content-Disposition: inline In-Reply-To: <1398165797-22997-3-git-send-email-lars@metafoo.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Lars-Peter Clausen Cc: alsa-devel@alsa-project.org, Mark Brown , Liam Girdwood List-Id: alsa-devel@alsa-project.org Hi Lars, On Tue, Apr 22, 2014 at 01:23:14PM +0200, Lars-Peter Clausen wrote: > After moving the IO layer inside ASoC to the component level we can now easily > move the standard control helpers also to the component level. This allows to > reuse the same standard helper control implementations for other components. > > Signed-off-by: Lars-Peter Clausen I'm running next-20140508 on imx6q-sabresd board and seeing repeated 'amixer: Mixer hw:0 load error: Device or resource busy' message with Debian wheezy rootfs. The git bisect points me to this patch. == message output before this patch == [....] Setting up ALSA...warning: 'alsactl restore' failed with error message 'Found hardware: "wm8962-audio" "" "" "" "" Hardware is initialized using a generic method [ ok tl: set_control:1328: failed to obtain info for control #117 (No such file or directory)'...done. == message output after this patch == [....] Setting up ALSA...warning: 'alsactl restore' failed with error message 'Found hardware: "wm8962-audio" "" "" "" "" Hardware is initialized using a generic method alsactl: set_control:1328: failed to obtain info for control #117 (No such file or directory)'...amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy amixer: Mixer hw:0 load error: Device or resource busy done. Why do we start seeing such error message with your patch? Is this a problem of rootfs or kernel? Shawn