From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2CC31C10F14 for ; Mon, 22 Apr 2019 01:20:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EEEF82075A for ; Mon, 22 Apr 2019 01:20:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="E1+8h9SI" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726307AbfDVBUX (ORCPT ); Sun, 21 Apr 2019 21:20:23 -0400 Received: from mail-pg1-f193.google.com ([209.85.215.193]:32905 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726141AbfDVBUX (ORCPT ); Sun, 21 Apr 2019 21:20:23 -0400 Received: by mail-pg1-f193.google.com with SMTP id k19so5099684pgh.0 for ; Sun, 21 Apr 2019 18:20:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=+4T9osTIaYcEG3Jpu+4MnJ8Kx526Y6fIP1TYF6wab5o=; b=E1+8h9SIN6TOR8HthrY4iVTKnGaRoSKmf917JfgPybxyIqlcABLTgmCYyH8rPcI8b5 BRnN9YnRoaLSNENo1qleqNfAT0tsVGf+2CDuhGXz1ByWvk6Fx1sZWpGeTfJW+diNbTDb jXNs8wXKXRTes24cvXjnLaGRHi1fNMMslgRqQg6lEGDl+ySpWaBy6ujfSo9/2iOHIPyb uOEjDx+S7Cbeu/2fwlj4qddf5dAf6YnWjzrLgB3PaR7alUuEZtRbLTLItnW4pGs0buOH W9XC1cyOWNUvDiE4MI7h6LQyiohcOm2IsrVW3OL+2Um1lZaM54HPsCnPmB6CV1NAgfJ5 gRBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=+4T9osTIaYcEG3Jpu+4MnJ8Kx526Y6fIP1TYF6wab5o=; b=bJdhdRe1gDcuWYgYxTNtZ4jLTxcNJv/NpLKzGOHKyAT//+W9wZueYJsHg9tNKBRVnS VKWQPKbIJHS/f3k5mcpoAND+guuZwZMDxZY160GfPT1kyo/TcIjMdThHB3NnuH6XqAF6 zNJxGDaTriDeYxUgv+0PsxU7M4WGuBHGCO9A2NiGX4F02KDCrmabk/pEP/dIfoqgSGOQ cTXtIx1wHUwqhTxFDxuAiaXuPqeI2NoGjsvvEyF/psofZnFq00kZvKAFU1oefgkGxlYO YpjkF4vxCqF95NITWLHoQadNgoatqXszLQlBngK/uhR4s1aZJ627X34KMic85/eHqNBI saQg== X-Gm-Message-State: APjAAAWiXfXmYd+YV87zZp/eMLPFtVLotTFEGWOVLgIcXlfL9lXzlgYp wp7SQYWiX+GcPb80SulWgiYvLHue X-Google-Smtp-Source: APXvYqxNTUGam6v9UkbLLk79znfD79PeYEHi8gq7z71DBmfiF74Y3imut97y2oSm8Nv6lZ5X3dCjOQ== X-Received: by 2002:aa7:8c13:: with SMTP id c19mr17273412pfd.225.1555896022323; Sun, 21 Apr 2019 18:20:22 -0700 (PDT) Received: from Asurada (c-98-248-47-108.hsd1.ca.comcast.net. [98.248.47.108]) by smtp.gmail.com with ESMTPSA id d11sm12672773pgq.6.2019.04.21.18.20.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 21 Apr 2019 18:20:22 -0700 (PDT) Date: Sun, 21 Apr 2019 18:20:17 -0700 From: Nicolin Chen To: Daniel Baluta Cc: "broonie@kernel.org" , "S.j. Wang" , "lgirdwood@gmail.com" , "timur@kernel.org" , "Xiubo.Lee@gmail.com" , "festevam@gmail.com" , "perex@perex.cz" , "tiwai@suse.com" , "alsa-devel@alsa-project.org" , "linuxppc-dev@lists.ozlabs.org" , "linux-kernel@vger.kernel.org" , dl-linux-imx Subject: Re: [PATCH 3/3 v3] ASoC: fsl_sai: Move clock operation to PM runtime Message-ID: <20190422012017.GC8364@Asurada> References: <20190421193853.10188-1-daniel.baluta@nxp.com> <20190421193853.10188-4-daniel.baluta@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190421193853.10188-4-daniel.baluta@nxp.com> User-Agent: Mutt/1.5.22 (2013-10-16) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Apr 21, 2019 at 07:39:10PM +0000, Daniel Baluta wrote: > From: Shengjiu Wang > > Turn off/on clocks when device enters suspend/resume. This > can help saving power. > > As a further optimization, we turn off/on mclk only when SAI > is in master mode because otherwise mclk is externally provided. > > Signed-off-by: Shengjiu Wang > Signed-off-by: Daniel Baluta Acked-by: Nicolin Chen Thanks