From patchwork Thu Nov 29 17:46:46 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ulf Hansson X-Patchwork-Id: 10705111 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 33DE11057 for ; Thu, 29 Nov 2018 17:49:11 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 21F642F275 for ; Thu, 29 Nov 2018 17:49:11 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 165F92F36A; Thu, 29 Nov 2018 17:49:11 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BF9CF2F338 for ; Thu, 29 Nov 2018 17:49:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730666AbeK3EzU (ORCPT ); Thu, 29 Nov 2018 23:55:20 -0500 Received: from mail-lj1-f194.google.com ([209.85.208.194]:46810 "EHLO mail-lj1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730943AbeK3Exn (ORCPT ); Thu, 29 Nov 2018 23:53:43 -0500 Received: by mail-lj1-f194.google.com with SMTP id v15-v6so2504165ljh.13 for ; Thu, 29 Nov 2018 09:47:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=jX+qyQO49fWmt2xQpGUjw4NJQ/8bkzUinDH9qdTMnUA=; b=AlPyEsAyB5TTJCSeRQDcqsvnIKB/rMfm0oTmlQA7hqOgZ6aMDexyWveeYmPE2QdbmV BmJIUeVUEo68Z1RYBp5Q7w/uSp5wPfc9ZHJqQtiE1cMsCCV0zIMnnI1fU3CrzA3sf76y BhqVyyrcH5tH2VK3YAUp3EhPfLgCuB7n6fgBg= 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:in-reply-to :references; bh=jX+qyQO49fWmt2xQpGUjw4NJQ/8bkzUinDH9qdTMnUA=; b=PNX6wzpsuGJI682zljxjzMdjZVPBkBkXIWflPMop+/sPAXIa63QHj0OCUIjG6GBGZk D29reaNnErBVwb2MkeAPAlO+/OEFD/z4iZP1YSjheDx9dVvVgl2mm3OLvkyY/7HkACTK OTSAypEum2F85j+LdI/ciWoJT31xdvPcVsqKhzJLKDpztW0s+B02puDJyaHMd+4Frpqu P+uvpUsfS93eCMh1KSTjQmuPgm1rkRFuVF62ds2x5WO56MKW7DKgVjQ0ojH2/WMh0iCz 16GStOqM98o2cThwgrUF8rY1LZfFGUY0xnBHwb9313T0lEjH7y7axr+Dj998IFDtBFYu 4+Eg== X-Gm-Message-State: AA+aEWb2B7OeqHfEcbNNsa1CHyzcUYlVl4RwXm8RNFQwjWix2I2b/Qjv Icpk3tCksES2pvPUZrL+e2/xkA== X-Google-Smtp-Source: AFSGD/WMXNnYmUDhhw+Xfxe6yvJ/i67+Rv4G+K+ZK1l5/jdsO6I8LilxuZCD2yTIfDMQsHofrPEMgw== X-Received: by 2002:a2e:5b93:: with SMTP id m19-v6mr1512841lje.115.1543513651192; Thu, 29 Nov 2018 09:47:31 -0800 (PST) Received: from localhost.localdomain (h-158-174-22-210.NA.cust.bahnhof.se. [158.174.22.210]) by smtp.gmail.com with ESMTPSA id j76-v6sm393983ljb.12.2018.11.29.09.47.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 29 Nov 2018 09:47:30 -0800 (PST) From: Ulf Hansson To: "Rafael J . Wysocki" , Sudeep Holla , Lorenzo Pieralisi , Mark Rutland , Daniel Lezcano , linux-pm@vger.kernel.org Cc: "Raju P . L . S . S . S . N" , Stephen Boyd , Tony Lindgren , Kevin Hilman , Lina Iyer , Ulf Hansson , Viresh Kumar , Vincent Guittot , Geert Uytterhoeven , linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Lina Iyer Subject: [PATCH v10 13/27] drivers: firmware: psci: Support hierarchical CPU idle states Date: Thu, 29 Nov 2018 18:46:46 +0100 Message-Id: <20181129174700.16585-14-ulf.hansson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181129174700.16585-1-ulf.hansson@linaro.org> References: <20181129174700.16585-1-ulf.hansson@linaro.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Lina Iyer Currently CPU's idle states are represented in a flattened model, via the "cpu-idle-states" binding from within the CPU's device nodes. Support the hierarchical layout, simply by converting to calling the new OF helper, of_get_cpu_state_node(). Cc: Lina Iyer Suggested-by: Sudeep Holla Signed-off-by: Lina Iyer Co-developed-by: Ulf Hansson Signed-off-by: Ulf Hansson --- Changes in v10: - None. --- drivers/firmware/psci/psci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/firmware/psci/psci.c b/drivers/firmware/psci/psci.c index cbfc936d251c..631e20720a22 100644 --- a/drivers/firmware/psci/psci.c +++ b/drivers/firmware/psci/psci.c @@ -300,7 +300,7 @@ static int psci_dt_cpu_init_idle(struct cpuidle_driver *drv, return -ENOMEM; for (i = 0; i < num_state_nodes; i++) { - state_node = of_parse_phandle(cpu_node, "cpu-idle-states", i); + state_node = of_get_cpu_state_node(cpu_node, i); if (!state_node) break;