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=-2.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,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 C1C09C04EB9 for ; Wed, 5 Dec 2018 11:49:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 807A6206B7 for ; Wed, 5 Dec 2018 11:49:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sirena.org.uk header.i=@sirena.org.uk header.b="O3A0o9iU" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 807A6206B7 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727677AbeLELtC (ORCPT ); Wed, 5 Dec 2018 06:49:02 -0500 Received: from heliosphere.sirena.org.uk ([172.104.155.198]:56720 "EHLO heliosphere.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726918AbeLELtB (ORCPT ); Wed, 5 Dec 2018 06:49:01 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=WrUdGCH3HH5tHsjC6Vu680aUbSUsAUkeo47fbnKhiZE=; b=O3A0o9iUv9b0PYxqmUQvsQp2G 7A8VZmBDLOhIleqeG2PwQXFhvLNdRDOUB55bhrVRePqxSLxvHuEwz6527q+xYWXbY6nf3ieOK/1tS cn2kf7RbMhCQJwqJ7Yd3u3punW/9HIMTzZ0VCd6zU90ebIG2VuIWarvGAXYz3V3uDf9Z0=; Received: from cpc102320-sgyl38-2-0-cust46.18-2.cable.virginm.net ([82.37.168.47] helo=debutante.sirena.org.uk) by heliosphere.sirena.org.uk with esmtpa (Exim 4.89) (envelope-from ) id 1gUVff-0003L7-PK; Wed, 05 Dec 2018 11:48:51 +0000 Received: by debutante.sirena.org.uk (Postfix, from userid 1000) id 4F57B112533E; Wed, 5 Dec 2018 11:48:51 +0000 (GMT) Date: Wed, 5 Dec 2018 11:48:51 +0000 From: Mark Brown To: Sasha Levin Cc: stable@vger.kernel.org, linux-kernel@vger.kernel.org, Pierre-Louis Bossart , Sriram Periyasamy , Sanyog Kale Subject: Re: [PATCH AUTOSEL 4.19 031/123] ASoC: Intel: Power down links before turning off display audio power Message-ID: <20181205114851.GC6205@sirena.org.uk> References: <20181205093555.5386-1-sashal@kernel.org> <20181205093555.5386-31-sashal@kernel.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="GPJrCs/72TxItFYR" Content-Disposition: inline In-Reply-To: <20181205093555.5386-31-sashal@kernel.org> X-Cookie: Real Users never use the Help key. User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --GPJrCs/72TxItFYR Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Dec 05, 2018 at 04:34:23AM -0500, Sasha Levin wrote: > From: Pierre-Louis Bossart >=20 > [ Upstream commit 4c10473d6ddf12ec124c9ff71a5d23bb5388478b ] >=20 > On certain platforms, Display HDMI HDA codec was not going to sleep state > after the use when links are powered down after turning off the display > power. As per the HW recommendation, links are powered down before turning > off the display power to ensure that the codec goes to sleep state. Are we sure there's no dependencies here? --GPJrCs/72TxItFYR Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAlwHuyIACgkQJNaLcl1U h9Cswgf9E2dJbsL/3j7vHTNDq4/dPa6TCumaPjEa79+c5lJjHXQbnKQ5RNHq7TFx OGrFLEoJirWh4cbTu12Bp74GPhyQSe7iba/cQ79dwomHA0RMhVzbdS4oghwOcliR tM5VDKG9V5IFfDMmWlAHMMQ7J1T4rKqshEHZE8FWQFvhW6Zjm5ka+FWDrcGjzh+f WmmcMVqot71AKIUM1B/TI89/t1pii3LIpnsl57s4MHsMazqfzPItX9VE+h8YuoM6 lUt1S5yMtV8uQSp+6OUdTXyJ2jrR4Pfucl+jWlSfht5GXN6FY5jrhZYozPJ/dZTP BfLSYjo9m7L/9W9hOMQN1JAaxyRf5g== =4sO+ -----END PGP SIGNATURE----- --GPJrCs/72TxItFYR--