From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dong Aisheng Subject: Re: [RFC PATCH 1/1] ASoC: soc-dapm: warn if no avaiable path found for widget kcontrol Date: Wed, 1 Aug 2012 15:49:53 +0800 Message-ID: <20120801074952.GC30492@shlinux2.ap.freescale.net> References: <1343387941-25266-1-git-send-email-b29396@freescale.com> <20120729202219.GA4384@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from ch1outboundpool.messaging.microsoft.com (ch1ehsobe002.messaging.microsoft.com [216.32.181.182]) by alsa0.perex.cz (Postfix) with ESMTP id AAC8D265D02 for ; Wed, 1 Aug 2012 10:03:40 +0200 (CEST) Content-Disposition: inline In-Reply-To: <20120729202219.GA4384@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: "alsa-devel@alsa-project.org" , "lrg@ti.com" , "linux-arm-kernel@lists.infradead.org" List-Id: alsa-devel@alsa-project.org On Mon, Jul 30, 2012 at 04:22:19AM +0800, Mark Brown wrote: > On Fri, Jul 27, 2012 at 07:19:01PM +0800, Dong Aisheng wrote: > > From: Dong Aisheng > > > > This could help people know what's wrong going on if the required > > path is not registered. > > This isn't a good idea, it's fairly common for widgets to have a "None" > option which isn't expected to have an input. > What i changed is mux widgets, i'm wondering is it possible or correct the mux widget has no input path? If i understand correct, we may need set correct input path for mux widget, or why we still need a mux? Or can you help give an example that no input needed for mux widget? Regards Dong Aisheng