From patchwork Thu Apr 28 13:15:27 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Koul X-Patchwork-Id: 8971341 Return-Path: X-Original-To: patchwork-alsa-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 1C1D89F1C1 for ; Thu, 28 Apr 2016 14:40:13 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 472C5202C8 for ; Thu, 28 Apr 2016 14:40:12 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.kernel.org (Postfix) with ESMTP id 54EE2200CA for ; Thu, 28 Apr 2016 14:40:07 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id 579FA266C08; Thu, 28 Apr 2016 16:40:06 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id C6A7D266CCA; Thu, 28 Apr 2016 15:29:19 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 80E5A266CC7; Thu, 28 Apr 2016 15:29:18 +0200 (CEST) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by alsa0.perex.cz (Postfix) with ESMTP id 73F742667CE for ; Thu, 28 Apr 2016 15:10:49 +0200 (CEST) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga101.fm.intel.com with ESMTP; 28 Apr 2016 06:09:47 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,546,1455004800"; d="scan'208";a="954771281" Received: from vkoul-udesk7.iind.intel.com ([10.223.84.143]) by fmsmga001.fm.intel.com with ESMTP; 28 Apr 2016 06:09:45 -0700 From: Vinod Koul To: alsa-devel@alsa-project.org Date: Thu, 28 Apr 2016 18:45:27 +0530 Message-Id: <1461849329-20364-4-git-send-email-vinod.koul@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1461849329-20364-1-git-send-email-vinod.koul@intel.com> References: <1461849329-20364-1-git-send-email-vinod.koul@intel.com> Cc: "Dharageswari.R" , patches.audio@intel.com, liam.r.girdwood@linux.intel.com, Vinod Koul , broonie@kernel.org, Jeeja KP Subject: [alsa-devel] [PATCH 3/5] ASoC: Intel: Skylake: Prevent sending Set DMA Control IPC if the widget is "On" X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP From: "Dharageswari.R" If widget of a playback or capture DAI is already On, then no need not send the Set DMA Control IPC message to firmware. Signed-off-by: Dharageswari R Signed-off-by: Jeeja KP Signed-off-by: Vinod Koul --- sound/soc/intel/skylake/skl-pcm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c index 8de921272f71..df24d8c6b757 100644 --- a/sound/soc/intel/skylake/skl-pcm.c +++ b/sound/soc/intel/skylake/skl-pcm.c @@ -213,7 +213,7 @@ static int skl_be_prepare(struct snd_pcm_substream *substream, struct skl_sst *ctx = skl->skl_sst; struct skl_module_cfg *mconfig; - if ((dai->playback_active > 1) || (dai->capture_active > 1)) + if (dai->playback_widget->power || dai->capture_widget->power) return 0; mconfig = skl_tplg_be_get_cpr_module(dai, substream->stream);