From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rajeev kumar Subject: Re: Linux Kernel-3.5 crashed as dapm is not supported by codec Date: Fri, 21 Sep 2012 09:27:47 +0530 Message-ID: <505BE5BB.5010008@st.com> References: <505AFB0B.7010306@st.com> <20120920114951.GJ17666@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: Received: from eu1sys200aog120.obsmtp.com (eu1sys200aog120.obsmtp.com [207.126.144.149]) by alsa0.perex.cz (Postfix) with ESMTP id 98DB7265CBF for ; Fri, 21 Sep 2012 05:57:54 +0200 (CEST) In-Reply-To: <20120920114951.GJ17666@opensource.wolfsonmicro.com> 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: Mark Brown Cc: Peter Ujfalusi , "alsa-devel@alsa-project.org" List-Id: alsa-devel@alsa-project.org Hello Mark, On 9/20/2012 5:19 PM, Mark Brown wrote: > On Thu, Sep 20, 2012 at 04:46:27PM +0530, Rajeev kumar wrote: > >> I have not provided the dapm support in codec. When the system goes >> in hibernation state it gets crashed. command for putting the system >> in hibernation: > > DAPM is mandatory now, though any device with an audio interface > connected should have some DAPM widgets added transparently so its not > always explicitly present in the CODEC driver. It's just causing too > much pain to special case non-DAPM devices and theres really not any > cases where there's no need for widgets. > Is DAPM operates on event? In my device event generation is not there.Please correct me if I am wrong. Are there some dummy interface for DAPM? What are those interfaces? Best Regards Rajeev