From patchwork Fri Nov 13 18:02:03 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jane Wang X-Patchwork-Id: 59897 X-Patchwork-Delegate: tony@atomide.com Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id nADI15kc028709 for ; Fri, 13 Nov 2009 18:01:05 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754828AbZKMSA5 (ORCPT ); Fri, 13 Nov 2009 13:00:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754623AbZKMSA5 (ORCPT ); Fri, 13 Nov 2009 13:00:57 -0500 Received: from comal.ext.ti.com ([198.47.26.152]:45825 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751917AbZKMSA4 (ORCPT ); Fri, 13 Nov 2009 13:00:56 -0500 Received: from dlep36.itg.ti.com ([157.170.170.91]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id nADI0s4w009621 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 13 Nov 2009 12:00:54 -0600 Received: from legion.dal.design.ti.com (localhost [127.0.0.1]) by dlep36.itg.ti.com (8.13.8/8.13.8) with ESMTP id nADI0sxr003542; Fri, 13 Nov 2009 12:00:54 -0600 (CST) Received: from jwang-desktop (jwang-desktop.am.dhcp.ti.com [128.247.75.41]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id nADI0sZ20121; Fri, 13 Nov 2009 12:00:54 -0600 (CST) Received: by jwang-desktop (Postfix, from userid 1000) id 3405024729; Fri, 13 Nov 2009 12:02:03 -0600 (CST) From: Jane Wang To: alsa-devel@alsa-project.org, linux-omap@vger.kernel.org Cc: peter.ujfalusi@nokia.com, broonie@opensource.wolfsonmicro.com, jhnikula@gmail.com, Jane Wang Subject: [PATCH 2/2] ASoC: OMAP: reconfigure DMA to resume audio Date: Fri, 13 Nov 2009 12:02:03 -0600 Message-Id: <1258135323-20523-1-git-send-email-jwang@ti.com> X-Mailer: git-send-email 1.5.4.3 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c index 6a829ee..5e04390 100644 --- a/sound/soc/omap/omap-pcm.c +++ b/sound/soc/omap/omap-pcm.c @@ -215,8 +215,13 @@ static int omap_pcm_trigger(struct snd_pcm_substream *substream, int cmd) spin_lock_irqsave(&prtd->lock, flags); switch (cmd) { - case SNDRV_PCM_TRIGGER_START: case SNDRV_PCM_TRIGGER_RESUME: + /* Reconfigure DMA transfer parameters + * in order to come back from OFF mode + */ + omap_pcm_prepare(substream); + /* fall through */ + case SNDRV_PCM_TRIGGER_START: case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: prtd->period_index = 0; /* Configure McBSP internal buffer usage */