From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752782AbcFNRE6 (ORCPT ); Tue, 14 Jun 2016 13:04:58 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:34255 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751153AbcFNREz (ORCPT ); Tue, 14 Jun 2016 13:04:55 -0400 Date: Tue, 14 Jun 2016 19:04:44 +0200 From: Richard Cochran To: One Thousand Gnomes Cc: Henrik Austad , linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, alsa-devel@vger.kernel.org, netdev@vger.kernel.org, henrk@austad.us, Arnd Bergmann Subject: Re: [very-RFC 0/8] TSN driver for the kernel Message-ID: <20160614170442.GA1825@netboy> References: <1465686096-22156-1-git-send-email-henrik@austad.us> <20160613114713.GA9544@localhost.localdomain> <20160613195136.GC2441@netboy> <20160614121844.54a125a5@lxorguk.ukuu.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160614121844.54a125a5@lxorguk.ukuu.org.uk> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 14, 2016 at 12:18:44PM +0100, One Thousand Gnomes wrote: > On Mon, 13 Jun 2016 21:51:36 +0200 > Richard Cochran wrote: > > > > Actually, we already have support for tunable clock-like HW elements, > > namely the dynamic posix clock API. It is trivial to write a driver > > for VCO or the like. I am just not too familiar with the latest high > > end audio devices. > > Why high end ? Even the most basic USB audio is frame based and > isosynchronous to the USB clock. It also reports back the delay > properties. Well, I guess I should have said, I am not too familiar with the breadth of current audio hardware, high end or low end. Of course I would like to see even consumer devices work with AVB, but it is up to the ALSA people to make that happen. So far, nothing has been done, afaict. Thanks, Richard