Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB645C433EF for ; Tue, 14 Dec 2021 15:34:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234621AbhLNPec (ORCPT ); Tue, 14 Dec 2021 10:34:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48228 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233034AbhLNPe2 (ORCPT ); Tue, 14 Dec 2021 10:34:28 -0500 Received: from mail-lf1-x12d.google.com (mail-lf1-x12d.google.com [IPv6:2a00:1450:4864:20::12d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3688FC061574; Tue, 14 Dec 2021 07:34:28 -0800 (PST) Received: by mail-lf1-x12d.google.com with SMTP id u3so37573946lfl.2; Tue, 14 Dec 2021 07:34:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=m/qW6OJTq+PZMI2TVoFARae55ogXm1E7P0dFW1QTwws=; b=EFQ3vqV+R8neb78NOg2W1d/+0znWSMA8y3MxU6ojmqf0dH1fgOK9iO8zQD9UJ4OA0N Asz9VV2IMp0dtwlEvwCZezbmiosrhe8h7T2SJnx79NEtnKqGF8QHE6llglwGUz5wYvqz Wrxd3OHTMFpD148w8gP4dKSmEFlPP83Ok/fGQBxXecb4+c0u2o0klPZGS0Zds4cMK6rt vFaL4CaBZRvFpU04prw4VTWMcm8bBQohFwIaAEklLB/orovPO9Mz/2bUd5c7BwToFiR4 t59/inKbGK+L+Vx55dQWtRFuO8/NxVgGHoA567QqNGBQzIYzWSx/iNET4fNMLdzY/7LJ 6C/Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=m/qW6OJTq+PZMI2TVoFARae55ogXm1E7P0dFW1QTwws=; b=V0rYhgLKV4s2qhU0ym0y8Q74KYvIyJzqZ/vxUp+2U9IC9TF/1yuYhg7+YJKTc5CC/X wYaNCYPTrZz8BKU9NgEbGArvmpj8atHt2j6miQNMay364nauTKz9iKxsQjHxXn2gkyaa Bgx3wM901xRGUmlC1rH6G39lCZTdGClWl4BDDNcRMY0JfIcsTp4HPFE2d13YBtN/KpYL ge4/5f9lu6NG9ekfUIAcUVMKyala/dsN+bH7qOsnYd+WHZokiPdggHxfiCEoamB9v9cJ UMpEXWrVKfYNh+p0CoUULxoeoJdlsAHHPiZjB8n5oZygZJ+CHYyLjlAdv6zpnyVjqXQe zyPQ== X-Gm-Message-State: AOAM533+fsVzZcY8npKshY6ba1fP7UId82xlS2rxAOqN/WBR8q0ehs+U RkuZLRPbsZxLDScKl7DEDQU= X-Google-Smtp-Source: ABdhPJzwtl22wgbOJNUiLRvzjqIzb84KHkq1ypWVWnAF32iWfkeJGaGZLEBcU+zP+CWTwxWsKtRnog== X-Received: by 2002:a19:c350:: with SMTP id t77mr5415981lff.152.1639496066375; Tue, 14 Dec 2021 07:34:26 -0800 (PST) Received: from [192.168.2.145] (94-29-63-156.dynamic.spd-mgts.ru. [94.29.63.156]) by smtp.googlemail.com with ESMTPSA id g27sm14872lfe.55.2021.12.14.07.34.25 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 14 Dec 2021 07:34:26 -0800 (PST) Subject: Re: [PATCH 1/3] ALSA: hda/tegra: Skip reset on BPMP devices To: Takashi Iwai Cc: Sameer Pujar , tiwai@suse.com, broonie@kernel.org, lgirdwood@gmail.com, thierry.reding@gmail.com, perex@perex.cz, jonathanh@nvidia.com, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Mohan Kumar , robh+dt@kernel.org References: <1638858770-22594-1-git-send-email-spujar@nvidia.com> <1638858770-22594-2-git-send-email-spujar@nvidia.com> <7742adae-cdbe-a9ea-2cef-f63363298d73@gmail.com> <8fd704d9-43ce-e34a-a3c0-b48381ef0cd8@nvidia.com> <56bb43b6-8d72-b1de-4402-a2cb31707bd9@gmail.com> <4855e9c4-e4c2-528b-c9ad-2be7209dc62a@nvidia.com> <5d441571-c1c2-5433-729f-86d6396c2853@gmail.com> <95cc7efa-251c-690b-9afa-53ee9e052c34@gmail.com> <148fba18-5d14-d342-0eb9-4ff224cc58ad@nvidia.com> <3b0de739-7866-3886-be9c-a853c746f8b7@gmail.com> <73d04377-9898-930b-09db-bb6c4b3eb90a@nvidia.com> <50bf5a83-051e-8c12-6502-aabd8edd0a72@nvidia.com> <7230ad0b-2b04-4f1b-b616-b7d98789ded0@gmail.com> <48f891bc-d8f6-2634-6dd1-6ea4f14ae6a3@nvidia.com> <0761f6f2-27f8-4e1a-fabc-9d319f465a9e@gmail.com> From: Dmitry Osipenko Message-ID: Date: Tue, 14 Dec 2021 18:34:25 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 14.12.2021 17:29, Takashi Iwai пишет: >> I'm also wondering whether snd_power_change_state() should be moved into >> RPM callbacks and whether this function does anything practically useful >> on Tegra at all. > This call is mostly for ALSA core stuff, and not necessarily > reflecting the exact device power state. The major role is for > controlling / blocking the device accesses at the system > suspend/resume, so it's correct to set only in the system > suspend/resume callbacks, not in runtime PM. > Thank you for the clarification.