From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ulf Hansson Subject: [PATCH 0/4] PM / Domains: Improve support for CPUs in genpd Date: Thu, 25 Apr 2019 11:04:09 +0200 Message-ID: <20190425090413.10700-1-ulf.hansson@linaro.org> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: "Rafael J . Wysocki" , linux-pm@vger.kernel.org Cc: Ulf Hansson , Daniel Lezcano , "Raju P . L . S . S . S . N" , Stephen Boyd , Tony Lindgren , Kevin Hilman , Lina Iyer , Rajendra Nayak , Viresh Kumar , Niklas Cassel , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: linux-pm@vger.kernel.org Recently genpd was extended to cope with devices belonging to CPUs. However, attaching CPU devices via genpd_dev_pm_attach_by_id|name() doesn't work, because of the virtual device that genpd allocates in this path. In this series, this limitation is addressed, together with a few other related fixes/cleanups. Ulf Hansson (4): PM / Domains: Use the base device for driver_deferred_probe_check_state() PM / Domains: Drop unused in-parameter to some genpd functions PM / Domains: Search for the CPU device outside the genpd lock PM / Domains: Allow to attach a CPU via genpd_dev_pm_attach_by_id|name() drivers/base/power/domain.c | 73 ++++++++++++++++++------------------- include/linux/pm_domain.h | 1 + 2 files changed, 36 insertions(+), 38 deletions(-) -- 2.17.1 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=-3.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 71297C10F03 for ; Thu, 25 Apr 2019 09:04:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42405214C6 for ; Thu, 25 Apr 2019 09:04:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="WRl2tksR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726198AbfDYJEa (ORCPT ); Thu, 25 Apr 2019 05:04:30 -0400 Received: from mail-lj1-f194.google.com ([209.85.208.194]:35991 "EHLO mail-lj1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725912AbfDYJEa (ORCPT ); Thu, 25 Apr 2019 05:04:30 -0400 Received: by mail-lj1-f194.google.com with SMTP id l6so4700564ljb.3 for ; Thu, 25 Apr 2019 02:04:29 -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; bh=SKU8TqyaZdotevtfnq5N1kqyp924DnkQ1SW3hKFZumc=; b=WRl2tksRLvo+9Es+YS3ubYSIJu3Px06jrBvjXouQ97+kTd0fYCwU6kGQ6B9uN2DBEs pIr+5STewigGPrD2YQTEQw7neS26wEZSsxMDfr/Z9lVnev7mbQKGttmRrvETFWe7vw8T igcqU7K78oNqHJwc3PFnYx/MGQaBBudDM47MVDuikyCHmdtgV/Lg6EujrAXmV3sp4X98 oG6/EHUlzDoEll5pStL1xFoThDf7sx+NKIrmeM5mz59qIJoVgQWaCf7MoR8geJxrpnEO F4HBJoX50SdRTPZO5wZej7GdpKGwuH9JivQjMY1Tx/qDTFJHWBZ3Jj4AWFFOsdQaYKWX m3CQ== 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; bh=SKU8TqyaZdotevtfnq5N1kqyp924DnkQ1SW3hKFZumc=; b=fsHh9mZG24airU0YLofGj5i6CRu97jM2cjt2A14kP1WpEWq2R0b2DNItV98/Pfz62R 00LAJyUijQYUmQszks0QVcJCJTmZ4zlzzIWxzQXHs9hN7mE8P3s5UpyYeaQJaoK6CnaU MuhbGQ8VNZ0yTYHfLqeRyCL7Zf06SiTWUIUhlQXGIr+8VtnkcDSQnPmdmvAwPITsKmeD ZpXwBtkuWX9qGsDAyz6dy49tlgCdZ1I2SQjIkqWfT6/KbZhQWIOLVVrvtHcBzXdAodaz l1Dcx0RJKtTJi3SQb0TM4uUXBR+BW8NK7MGFiCCukDcg8YNq5gqFsHEz09Bh9Fv1AIO7 4KQQ== X-Gm-Message-State: APjAAAUkALNl1+dKfHIuazpu5hycK1JET+FCHdRuAPTcKmZG80kSKp1o mwaQRdiO0ct/uRMGybao8pyPKg== X-Google-Smtp-Source: APXvYqxhTPV7EXwsv+3UZV5aPgs8DT/JmHv4c3QEWbbRzS9IMl/A1vqhc/RmZpJ3K83Rm5t0KFbOnQ== X-Received: by 2002:a2e:7216:: with SMTP id n22mr6648786ljc.172.1556183068544; Thu, 25 Apr 2019 02:04:28 -0700 (PDT) Received: from localhost.localdomain (h-158-174-22-210.NA.cust.bahnhof.se. [158.174.22.210]) by smtp.gmail.com with ESMTPSA id v26sm4517353lja.60.2019.04.25.02.04.26 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 25 Apr 2019 02:04:27 -0700 (PDT) From: Ulf Hansson To: "Rafael J . Wysocki" , linux-pm@vger.kernel.org Cc: Ulf Hansson , Daniel Lezcano , "Raju P . L . S . S . S . N" , Stephen Boyd , Tony Lindgren , Kevin Hilman , Lina Iyer , Rajendra Nayak , Viresh Kumar , Niklas Cassel , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 0/4] PM / Domains: Improve support for CPUs in genpd Date: Thu, 25 Apr 2019 11:04:09 +0200 Message-Id: <20190425090413.10700-1-ulf.hansson@linaro.org> X-Mailer: git-send-email 2.17.1 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Message-ID: <20190425090409.RYqEewAhzF8iyxJnbSrnsDVB05AFBFwSB0xdQzlU9wM@z> Recently genpd was extended to cope with devices belonging to CPUs. However, attaching CPU devices via genpd_dev_pm_attach_by_id|name() doesn't work, because of the virtual device that genpd allocates in this path. In this series, this limitation is addressed, together with a few other related fixes/cleanups. Ulf Hansson (4): PM / Domains: Use the base device for driver_deferred_probe_check_state() PM / Domains: Drop unused in-parameter to some genpd functions PM / Domains: Search for the CPU device outside the genpd lock PM / Domains: Allow to attach a CPU via genpd_dev_pm_attach_by_id|name() drivers/base/power/domain.c | 73 ++++++++++++++++++------------------- include/linux/pm_domain.h | 1 + 2 files changed, 36 insertions(+), 38 deletions(-) -- 2.17.1