From mboxrd@z Thu Jan 1 00:00:00 1970 From: Liam Girdwood Subject: Re: UCM questions Date: Tue, 25 Jan 2011 12:13:25 +0000 Message-ID: <1295957605.3322.89.camel@odin> References: <20110121113744.GA18682@sirena.org.uk> <1295623491.3348.284.camel@odin> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-ww0-f51.google.com (mail-ww0-f51.google.com [74.125.82.51]) by alsa0.perex.cz (Postfix) with ESMTP id D7A4810393F for ; Tue, 25 Jan 2011 13:13:29 +0100 (CET) Received: by wwe15 with SMTP id 15so4726977wwe.20 for ; Tue, 25 Jan 2011 04:13:29 -0800 (PST) In-Reply-To: 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: pl bossart Cc: ALSA development , Mark Brown List-Id: alsa-devel@alsa-project.org On Mon, 2011-01-24 at 14:31 -0800, pl bossart wrote: > Most of my questions are not really on the abstraction but really on > how to handle devices that can be plugged or may not be active at all > times. USB, HDMI, Wireless/remote displays fall in this category. So > on top of the traditional local headset/speakers, I can either have a > variety of devices that can be used for the same use case. It's still > not clear to me if I would need to create a set of new verbs > (hifi_usb, hifi_hdmi) or if I can stick to the existing verbs and add > a modifier? You should stick to the existing verb and use a new device in most cases above where your use case is the same but the output device is different. Thanks Liam -- Freelance Developer, SlimLogic Ltd ASoC and Voltage Regulator Maintainer. http://www.slimlogic.co.uk