From mboxrd@z Thu Jan 1 00:00:00 1970 From: Liam Girdwood Subject: Re: [PATCH 1/4] ASoC: Convert WM8994 to use soc-cache.c cache functions Date: Fri, 26 Nov 2010 18:01:10 +0000 Message-ID: <1290794470.3298.65.camel@odin> References: <1290792224-21758-1-git-send-email-broonie@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wy0-f179.google.com (mail-wy0-f179.google.com [74.125.82.179]) by alsa0.perex.cz (Postfix) with ESMTP id 646E924422 for ; Fri, 26 Nov 2010 19:01:14 +0100 (CET) Received: by wyi11 with SMTP id 11so2211596wyi.38 for ; Fri, 26 Nov 2010 10:01:14 -0800 (PST) In-Reply-To: <1290792224-21758-1-git-send-email-broonie@opensource.wolfsonmicro.com> 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: Mark Brown Cc: alsa-devel@alsa-project.org, patches@opensource.wolfsonmicro.com List-Id: alsa-devel@alsa-project.org On Fri, 2010-11-26 at 17:23 +0000, Mark Brown wrote: > In the process we convert the driver to read registers one at a time > when initialising the cache. This has the effect of working around > limitations in the sizes of I2C transactions which can be done by some > CPUs. Due to the sparseness of the register map the overhead from this > should be minimual unless I2C transactions are very expensive to start. > > Signed-off-by: Mark Brown All Acked-by: Liam Girdwood -- Freelance Developer, SlimLogic Ltd ASoC and Voltage Regulator Maintainer. http://www.slimlogic.co.uk