Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932980Ab2EXDdb (ORCPT ); Wed, 23 May 2012 23:33:31 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:65069 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932116Ab2EXDda (ORCPT ); Wed, 23 May 2012 23:33:30 -0400 Date: Thu, 24 May 2012 11:33:58 +0800 From: Shawn Guo To: Richard Zhao Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, vinod.koul@intel.com, dan.j.williams@intel.com, linuxzsc@gmail.com, shawn.guo@gmail.com, kernel@pengutronix.de Subject: Re: [PATCH 1/1] dma: imx-sdma: buf_tail should be initialize in prepare function Message-ID: <20120524033356.GC17621@S2101-09.ap.freescale.net> References: <1337603494-27464-1-git-send-email-richard.zhao@freescale.com> <20120524032026.GB17621@S2101-09.ap.freescale.net> <20120524032659.GA19682@b20223-02.ap.freescale.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20120524032659.GA19682@b20223-02.ap.freescale.net> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 778 Lines: 22 On Thu, May 24, 2012 at 11:27:00AM +0800, Richard Zhao wrote: > > root@linaro-developer:~# aplay audio8k16S.wav > > Playing WAVE 'audio8k16S.wav' : Signed 16 bit Little Endian, Rate 8000 Hz, Stere > > o > > ^Z > > [1]+ Stopped aplay audio8k16S.wav > > root@linaro-developer:~# fg > > aplay audio8k16S.wav > > underrun!!! (at least 2034.382 ms long) > Does the audio playback recover? Without the patch, sometimes the > playback will have distortion and play too fast. > No, it does not recover. -- Regards, Shawn -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/