From patchwork Mon May 30 08:55:20 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 9140711 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 1140160757 for ; Mon, 30 May 2016 09:05:17 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F3933281FE for ; Mon, 30 May 2016 09:05:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E7C9028213; Mon, 30 May 2016 09:05:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 526DA281FE for ; Mon, 30 May 2016 09:05:16 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id 4A4722664AA; Mon, 30 May 2016 11:05:15 +0200 (CEST) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 2D0412657FC; Mon, 30 May 2016 10:58:52 +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 4CC062657DD; Mon, 30 May 2016 10:58:51 +0200 (CEST) Received: from bear.ext.ti.com (bear.ext.ti.com [198.47.19.11]) by alsa0.perex.cz (Postfix) with ESMTP id 62C02264F02 for ; Mon, 30 May 2016 10:56:21 +0200 (CEST) Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id u4U8uKVR002896; Mon, 30 May 2016 03:56:20 -0500 Received: from DLEE70.ent.ti.com (dlemailx.itg.ti.com [157.170.170.113]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id u4U8uKcD015575; Mon, 30 May 2016 03:56:20 -0500 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.3.294.0; Mon, 30 May 2016 03:56:19 -0500 Received: from dlep32.itg.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id u4U8tOmj016827; Mon, 30 May 2016 03:56:16 -0500 From: Peter Ujfalusi To: , , , , , , Date: Mon, 30 May 2016 11:55:20 +0300 Message-ID: <20160530085522.30398-13-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.8.3 In-Reply-To: <20160530085522.30398-1-peter.ujfalusi@ti.com> References: <20160530085522.30398-1-peter.ujfalusi@ti.com> MIME-Version: 1.0 Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, t-kristo@ti.com, linux-omap@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [alsa-devel] [PATCH v1 12/14] ASoC: omap-mcpdm: Move the WD enable write inside omap_mcpdm_open_streams() 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: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP The DS4_WD_EN bit is only touched before calling omap_mcpdm_open_streams(). Move it inside of that function for simplicity. Signed-off-by: Peter Ujfalusi --- sound/soc/omap/omap-mcpdm.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/sound/soc/omap/omap-mcpdm.c b/sound/soc/omap/omap-mcpdm.c index b837265ac3e9..11bd07cdce22 100644 --- a/sound/soc/omap/omap-mcpdm.c +++ b/sound/soc/omap/omap-mcpdm.c @@ -173,6 +173,10 @@ static inline int omap_mcpdm_active(struct omap_mcpdm *mcpdm) */ static void omap_mcpdm_open_streams(struct omap_mcpdm *mcpdm) { + u32 ctrl = omap_mcpdm_read(mcpdm, MCPDM_REG_CTRL); + + omap_mcpdm_write(mcpdm, MCPDM_REG_CTRL, ctrl | MCPDM_WD_EN); + omap_mcpdm_write(mcpdm, MCPDM_REG_IRQENABLE_SET, MCPDM_DN_IRQ_EMPTY | MCPDM_DN_IRQ_FULL | MCPDM_UP_IRQ_EMPTY | MCPDM_UP_IRQ_FULL); @@ -258,12 +262,9 @@ static int omap_mcpdm_dai_startup(struct snd_pcm_substream *substream, mutex_lock(&mcpdm->mutex); - if (!dai->active) { - u32 ctrl = omap_mcpdm_read(mcpdm, MCPDM_REG_CTRL); - - omap_mcpdm_write(mcpdm, MCPDM_REG_CTRL, ctrl | MCPDM_WD_EN); + if (!dai->active) omap_mcpdm_open_streams(mcpdm); - } + mutex_unlock(&mcpdm->mutex); return 0;