From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vinod Koul Subject: Re: FW: [PATCH v3] ASoC: Add support for TI LM49453 Audio codec Date: Wed, 08 Feb 2012 16:06:55 +0530 Message-ID: <1328697415.21099.8.camel@vkoul-udesk3> References: <290463D19D2E064191F1F96ECA480A89434AC4A96E@EXMAIL02.scwf.nsc.com> <4F323BF5.4010309@ti.com> <1328692723.3955.4.camel@odin> <1328693854.21099.5.camel@vkoul-udesk3> <1328694877.3955.9.camel@odin> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by alsa0.perex.cz (Postfix) with ESMTP id EEC7A103DB2 for ; Wed, 8 Feb 2012 11:34:40 +0100 (CET) In-Reply-To: <1328694877.3955.9.camel@odin> 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: Liam Girdwood Cc: "alsa-devel@alsa-project.org" , Mark Brown , M R Swami Reddy List-Id: alsa-devel@alsa-project.org On Wed, 2012-02-08 at 09:54 +0000, Liam Girdwood wrote: > Atm, the machine driver would have to enable any system clocks before > the codec driver could use them. But how would machine driver know _when_? We want to dynamical turn off this clock when not is use and turn on only when codec is using. So I was thinking of turning this ON in codecs .set_bias_level callback, but how to propagate this into machine driver? -- ~Vinod