From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161004AbWCCSCW (ORCPT ); Fri, 3 Mar 2006 13:02:22 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1161005AbWCCSCW (ORCPT ); Fri, 3 Mar 2006 13:02:22 -0500 Received: from mx2.suse.de ([195.135.220.15]:62681 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S1161004AbWCCSCW (ORCPT ); Fri, 3 Mar 2006 13:02:22 -0500 Date: Fri, 03 Mar 2006 19:02:18 +0100 Message-ID: From: Takashi Iwai To: David Vrabel Cc: jayakumar.alsa@gmail.com, Linux Kernel , alsa-devel@alsa-project.org Subject: Re: [Alsa-devel] [PATCH] ALSA: CS5535: shorter delays when accessing AC'97 codec registers In-Reply-To: <44086A4F.1040403@arcom.com> References: <44086A4F.1040403@arcom.com> User-Agent: Wanderlust/2.12.0 (Your Wildest Dreams) SEMI/1.14.6 (Maruoka) FLIM/1.14.7 (=?ISO-8859-4?Q?Sanj=F2?=) APEL/10.6 MULE XEmacs/21.5 (beta21) (corn) (+CVS-20050720) (i386-suse-linux) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org At Fri, 03 Mar 2006 16:09:51 +0000, David Vrabel wrote: > > ALSA: CS5535: shorter delays when accessing AC'97 codec registers > > The 10 ms sleeps while waiting for AC'97 codec register reads/writes to > complete are excessive given the maxmium time is one AC'97 frame (~21 us). > > With AC'97 codecs with integrated touchscreens (like the UCB1400) this > improves the interactive performance of the touchscreen. > > Signed-off-by: David Vrabel Thanks, applied to ALSA CVS tree now. Takashi