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=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no 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 70254C2BA2B for ; Mon, 13 Apr 2020 21:18:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 440CA20663 for ; Mon, 13 Apr 2020 21:18:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="bxYzFGln" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388960AbgDMVSp (ORCPT ); Mon, 13 Apr 2020 17:18:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46542 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388958AbgDMVSo (ORCPT ); Mon, 13 Apr 2020 17:18:44 -0400 Received: from mail-pj1-x1041.google.com (mail-pj1-x1041.google.com [IPv6:2607:f8b0:4864:20::1041]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E91F6C0A3BDC for ; Mon, 13 Apr 2020 14:18:43 -0700 (PDT) Received: by mail-pj1-x1041.google.com with SMTP id e16so4085710pjp.1 for ; Mon, 13 Apr 2020 14:18:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=mime-version:content-transfer-encoding:in-reply-to:references :subject:from:cc:to:date:message-id:user-agent; bh=LKoTx7KG6nMQkllRzw0i6KXlr2iV0yoiA8xfd0IZD8Y=; b=bxYzFGlnRvCemxxTVzeumw06vj6zrN+T5v/ulk6eifLDOyYFXN5u1ZsIo8Fmd6S+N2 qP1e14FkwD6ajb9Vqy3pfdpp+ovGUI+axLrkfbAMo1hdVT37CtHACAYXL7rfdzo/9Can OJjz6IQccgrjto+PIwESV67aRX+9DTsul9bl4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:content-transfer-encoding :in-reply-to:references:subject:from:cc:to:date:message-id :user-agent; bh=LKoTx7KG6nMQkllRzw0i6KXlr2iV0yoiA8xfd0IZD8Y=; b=mBi+Uvl9uzD2EKAvKcltScUM/vjZY7H0j0ihjz/+g+jfzaH1x+9IE/P+OqMJnTcRUb SsPiLFFVNRzxGX7Bv0RcmDpJ8dJAZBi02y6coOtkDYwM9T0plwsNDWDnzpb4wFIRrviy ooGGlpjnhetPpvkPFnGZINJhYKGr8sxkXkNghrRrtsomKE4rCGrpNI9Csi4wHmWn1kr8 SdLEF103T0OegjqUR2TTzWvO4+ReekP1BSksOAxrFC9vaxKtHOl9wjQBhf6YiTE3v942 aNXU/t4RIRxdiwVmRsasEvKWv+QoPGNKXijG7fSwT8yOYWpYZ8ekGfjEwNTMdTmkfmFu 9lZg== X-Gm-Message-State: AGi0PuafeOcB+ZctQNo0oAFayqhUgd+G7AoijgEPqZY9rVpMzGuBueK+ ls8fsxKJKDkwXlBpgwesWd89afNEwQU= X-Google-Smtp-Source: APiQypKjoL5f6I30TXYkN0iQQiyEkvHoaPfwBdhhfCcaM+MCpddzq0315YY4+E2sgHg/x//OB4MBEw== X-Received: by 2002:a17:90a:fd90:: with SMTP id cx16mr24287639pjb.41.1586812723419; Mon, 13 Apr 2020 14:18:43 -0700 (PDT) Received: from chromium.org ([2620:15c:202:1:fa53:7765:582b:82b9]) by smtp.gmail.com with ESMTPSA id k12sm9320099pfk.46.2020.04.13.14.18.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Apr 2020 14:18:42 -0700 (PDT) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable In-Reply-To: <1586703004-13674-5-git-send-email-mkshah@codeaurora.org> References: <1586703004-13674-1-git-send-email-mkshah@codeaurora.org> <1586703004-13674-5-git-send-email-mkshah@codeaurora.org> Subject: Re: [PATCH v17 4/6] soc: qcom: rpmh: Invoke rpmh_flush() for dirty caches From: Stephen Boyd Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, agross@kernel.org, mka@chromium.org, rnayak@codeaurora.org, ilina@codeaurora.org, lsrao@codeaurora.org, Maulik Shah To: Maulik Shah , bjorn.andersson@linaro.org, dianders@chromium.org, evgreen@chromium.org Date: Mon, 13 Apr 2020 14:18:42 -0700 Message-ID: <158681272208.84447.17507041349057590305@swboyd.mtv.corp.google.com> User-Agent: alot/0.9 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Quoting Maulik Shah (2020-04-12 07:50:02) > Add changes to invoke rpmh flush() from CPU PM notification. > This is done when the last the cpu is entering deep CPU idle > states and controller is not busy. >=20 > Controllers that have 'HW solver' mode like display RSC do not need > to register for CPU PM notification. They may be in autonomous mode > executing low power mode and do not require rpmh_flush() to happen > from CPU PM notification. >=20 > Signed-off-by: Maulik Shah > Reviewed-by: Douglas Anderson > --- Reviewed-by: Stephen Boyd