From mboxrd@z Thu Jan 1 00:00:00 1970 From: Liam Girdwood Subject: Re: [RESEND RFC PATCH 0/3] ucm: Add support for component devices Date: Tue, 15 Nov 2016 08:55:29 +0000 Message-ID: <1479200129.7823.19.camel@loki> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by alsa0.perex.cz (Postfix) with ESMTP id 53DDE26661C for ; Tue, 15 Nov 2016 09:55:34 +0100 (CET) In-Reply-To: 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: mengdong.lin@linux.intel.com Cc: alsa-devel@alsa-project.org, tiwai@suse.de, mengdong.lin@intel.com, vinod.koul@intel.com, broonie@kernel.org List-Id: alsa-devel@alsa-project.org On Tue, 2016-11-15 at 16:01 +0800, mengdong.lin@linux.intel.com wrote: > From: Mengdong Lin > > Sound cards are defined by machines. And off-soc codecs and DSPs embedded > in DSP can be taken as the components and resued by different machines/ > sound cards. This series allows codec and SOC vendors to install UCM > configuration files for a specific codec or DSP, and sound card verb > files can just include these conf files of components, and trigger enable/ > disable sequence defined by the component devices. > > Component devices will not be exposed to applications for backward > compatibility. So audio servers like PulseAudio and CRAS still only see > the machine devices. The intention here is that the sound server will load the UCM configuration based on the sound card name in []. I have patches to improve this for Intel based machines which tend to all use the platform name....sending shortly. Liam