From patchwork Mon Jul 17 13:54:08 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 9845149 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 CECA36037F for ; Mon, 17 Jul 2017 13:54:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C0D1128528 for ; Mon, 17 Jul 2017 13:54:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B58AC28505; Mon, 17 Jul 2017 13:54:55 +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=-1.3 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_NONE,RCVD_IN_SORBS_SPAM,T_DKIM_INVALID autolearn=no 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 EEB8528459 for ; Mon, 17 Jul 2017 13:54:54 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 45EC4266E7D; Mon, 17 Jul 2017 15:54:37 +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 640C8266E53; Mon, 17 Jul 2017 15:54:34 +0200 (CEST) Received: from mail-io0-f181.google.com (mail-io0-f181.google.com [209.85.223.181]) by alsa0.perex.cz (Postfix) with ESMTP id 9A0032669F3 for ; Mon, 17 Jul 2017 15:54:32 +0200 (CEST) Received: by mail-io0-f181.google.com with SMTP id z62so43462465ioi.3 for ; Mon, 17 Jul 2017 06:54:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=+hYBJ4dwwHsvwnbtbRGOcHcbGbJ2OCVJnBrZLatl9nc=; b=XAQm3ElsiyRd9wVsiZ/DYQRhGNft7D/+v/AcEwjLFEMagHvMmVoNzPCkjiGzqlnzfV ozC7RS5jA/jwPh1ruT+w1AQF7EJRigDtKFEQKyPQM4V/0jTrgQThXwKIlcEug/uxzCnr +HHkmTiUfZnRIAgHi2qy5mFZjvp2NAQudFEjY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=+hYBJ4dwwHsvwnbtbRGOcHcbGbJ2OCVJnBrZLatl9nc=; b=lQtexWpVYx7Djn42FAYzJ1p5kmICwKJ6tIC3np5Dsi5cJwbFFMJsQFO0QnnMFTQo/Z iqgaJBipKfpJpQTE6rUFF6lySVqxySvw2mwzELj4R0YUgUcOxdp9P/tGKLy9lV2qTmzA N+HIBLHXKDL7o7UgsxIFL/8tSaa6NN6uMGweEMeExh8zrRHQrRWDDO96WgkX81eB/ypT G4Xdk/vrqcT1Dg/PLgCuzxFbCnHQLcitlsA+ECjrh4YWwqzXyfpQdBasULsHdeJW3J+3 d8uVB5dpk7clN9+VTGD1YUG8BZl5+5Wv3ICkhmYhIhndY4bqvzGa5X+MiM/gdJiY3EKe vxeg== X-Gm-Message-State: AIVw112gAHXWf7B6OV1X/x9QuZMDtzYKDqZf5OnLAFHzbYor1+0qe1a+ 7d2SbEJG5nGtIBts X-Received: by 10.107.8.14 with SMTP id 14mr19306232ioi.197.1500299671727; Mon, 17 Jul 2017 06:54:31 -0700 (PDT) Received: from localhost.localdomain (static.8.26.4.46.clients.your-server.de. [46.4.26.8]) by smtp.gmail.com with ESMTPSA id 138sm5880561itw.10.2017.07.17.06.54.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 17 Jul 2017 06:54:31 -0700 (PDT) From: srinivas.kandagatla@linaro.org To: Mark Brown , Banajit Goswami , alsa-devel@alsa-project.org Date: Mon, 17 Jul 2017 15:54:08 +0200 Message-Id: <20170717135410.26812-2-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170717135410.26812-1-srinivas.kandagatla@linaro.org> References: <20170717135410.26812-1-srinivas.kandagatla@linaro.org> Cc: linux-kernel@vger.kernel.org, Patrick Lai , Srinivas Kandagatla , Takashi Iwai Subject: [alsa-devel] [PATCH 1/3] ASoC: codecs: msm8916-wcd-digital: add support to set_sysclk 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: Srinivas Kandagatla This patch adds support to set_sysclk() which can let the sound card driver to set default mclk rate. In this case MCLK for internal audio codec is expected to be at 9.6MHz by default. Signed-off-by: Srinivas Kandagatla --- sound/soc/codecs/msm8916-wcd-digital.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/sound/soc/codecs/msm8916-wcd-digital.c b/sound/soc/codecs/msm8916-wcd-digital.c index f690442af8c9..126a0ee8aded 100644 --- a/sound/soc/codecs/msm8916-wcd-digital.c +++ b/sound/soc/codecs/msm8916-wcd-digital.c @@ -568,6 +568,16 @@ static int msm8916_wcd_digital_codec_probe(struct snd_soc_codec *codec) return 0; } +static int msm8916_set_dai_sysclk(struct snd_soc_dai *dai, + int clk_id, unsigned int freq, int dir) +{ + struct msm8916_wcd_digital_priv *p = dev_get_drvdata(dai->codec->dev); + + clk_set_rate(p->mclk, freq); + + return 0; +} + static int msm8916_wcd_digital_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) @@ -792,6 +802,7 @@ static struct snd_soc_dai_ops msm8916_wcd_digital_dai_ops = { .startup = msm8916_wcd_digital_startup, .shutdown = msm8916_wcd_digital_shutdown, .hw_params = msm8916_wcd_digital_hw_params, + .set_sysclk = msm8916_set_dai_sysclk, }; static struct snd_soc_dai_driver msm8916_wcd_digital_dai[] = {