From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vinod Koul Subject: Re: [RFC 00/10] Enable HDA Codec support on Intel Platforms (Series2) Date: Mon, 4 Dec 2017 22:47:52 +0530 Message-ID: <20171204171751.GJ32417@localhost> References: <1512119648-2700-1-git-send-email-rakesh.a.ughreja@intel.com> <23319967-3571-9e8c-3077-94200bff813f@linux.intel.com> <20171203172037.GS32417@localhost> <780726ad-3587-1f05-89e4-800ad8ce7375@linux.intel.com> <20171204032229.GZ32417@localhost> <20171204042157.GC32417@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by alsa0.perex.cz (Postfix) with ESMTP id B7D45266BBC for ; Mon, 4 Dec 2017 18:14:16 +0100 (CET) Content-Disposition: inline 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: Pierre-Louis Bossart Cc: alsa-devel@alsa-project.org, Takashi Iwai , liam.r.girdwood@linux.intel.com, patches.audio@intel.com, broonie@kernel.org, Rakesh Ughreja List-Id: alsa-devel@alsa-project.org On Mon, Dec 04, 2017 at 08:52:06AM -0600, Pierre-Louis Bossart wrote: > On 12/3/17 10:21 PM, Vinod Koul wrote: > >On Sun, Dec 03, 2017 at 09:44:56PM -0600, Pierre-Louis Bossart wrote: > >>That gets complicated. you'd have > >>1. DSP-based ASoC driver for SKL+ w/ DSP > >>2. coupled-mode ASoC driver for SKL+ w/o DSP > >>3. legacy for pre-SKL platforms. > >> > >>I don't see what simplification this brings, it's complicated enough with 1. > >>and 3, and legacy is not going away. > > > >in long term we _need_ to converge. 1 and 2 should be same driver detecting > >presence of DSP dynamically and doing DSP based or coupled mode. > > Did we ever enable the coupled mode? if not then it's an hypothetical > direction... and prerequisite for that is HDA, so it can be done once this support is merged! -- ~Vinod