From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Jarzmik Subject: Re: [PATCH] Add initial support of Mitac mioa701 device SoC. Date: Wed, 09 Jul 2008 21:36:41 +0200 Message-ID: <87skuihmt2.fsf@free.fr> References: <87vdzgp0ue.fsf@free.fr> <1215549906-14829-1-git-send-email-robert.jarzmik@free.fr> <1215601156.4882.256.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from smtp6-g19.free.fr (smtp6-g19.free.fr [212.27.42.36]) by alsa0.perex.cz (Postfix) with ESMTP id B556B103801 for ; Wed, 9 Jul 2008 21:36:42 +0200 (CEST) In-Reply-To: <1215601156.4882.256.camel@localhost.localdomain> (Liam Girdwood's message of "Wed\, 09 Jul 2008 11\:59\:16 +0100") 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, broonie@opensource.wolfsonmicro.com List-Id: alsa-devel@alsa-project.org Liam Girdwood writes: >> +static void mioa701_wm9713_exit(struct snd_soc_card *card) >> +{ > > I assume this will never be called in real life phone usage. If it is > you could optionally shutdown/slow down the AC97 link to save power. After a second thought, I don't think I can. The AC97 link is needed to for the touchscreen and battery level calculation (ADC1). So I don't think we can shutdown the link. Perhaps we could slow it down, but is there a way to _not_ disturb wm97xx_touchscreen drivers ? -- Robert