From patchwork Mon May 13 19:22:48 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ulf Hansson X-Patchwork-Id: 10941591 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 86DE71395 for ; Mon, 13 May 2019 19:24:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 76F24283B0 for ; Mon, 13 May 2019 19:24:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6ABEE2841D; Mon, 13 May 2019 19:24:13 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id F37F228415 for ; Mon, 13 May 2019 19:24:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=feym2BX+0M5RSmafRRS6QsOLeplu/SeakXdfGEjy8d8=; b=sckS0KISESs9E2xWLmw2XLwOFL EEkJylOzWo62mzmXFgKK+sR/RYuX09XgNLbt9/mhBuiKgtPcqM2oDUnE/MkoMllDQPKgPRT3MbL6i 7Dlg1Eg/uV0mueuUeHRSLCFvFYcr2xaHP6s1WFOwXDuK/8VXZInTjAYEylPSpr/vw2N3jtc4cd1Yt 2DF+C7nCO1q+Jm+4Wv0HoEYS36acb3O6gpr3KjtiTNrm1CYLbHroKBF5Ks6X+58ZVvyMXXkrhHYAM B/0jTThT/t8Zyzfq7ceB+yH9dc7MBQMioATCTc96c+jqmy6rxJMu0zZ7L134wRO/yXIWDzeotTbGI QbcVi/eA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hQGYV-000236-E6; Mon, 13 May 2019 19:24:11 +0000 Received: from mail-lj1-x244.google.com ([2a00:1450:4864:20::244]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hQGXf-00010l-03 for linux-arm-kernel@lists.infradead.org; Mon, 13 May 2019 19:23:21 +0000 Received: by mail-lj1-x244.google.com with SMTP id w1so9505922ljw.0 for ; Mon, 13 May 2019 12:23:18 -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:in-reply-to:references; bh=Nbt/R0uZX9P8HTLZOOX7O4bQjSSh3KmuxEw/gJfnJ0w=; b=c9ATK+kF7r7EPNbGkGdt7Bm63ADC4YHAW78L6XgGCewkxmYTEtG+L0LG2PjuZOY9P6 GIc/wvpLNy0UH3lkOe6ZFzROaxSq6yzGyHcvnwD2CRd7HZc2KPc2eU2Qqjw/+V6Y/odG 8g1QUs5Jnsr58ljysRy+9dUb1w4F/dykHejwWNEfEpnjahvDUevoLs2Q6KSLe41qv/kt 0zP1wQEuDypoCPrKTbmlS2icrt04INJA7iFSJ5TpXPM+7IfemYXsH5ks1f1TIKzK3DDH bHfdYw7ILT8JPAFLDWe6W30v1tHH6XaC6WnzwDnPcwbc/4E0bjVz5MHKP4astQUCxbqu Hwvg== 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=Nbt/R0uZX9P8HTLZOOX7O4bQjSSh3KmuxEw/gJfnJ0w=; b=jOhFy2PdSzQS7lZ4KJCriS+G+zlqEw018iVbYScdXrRPut354nULD0meNiVcHMqBkk 4zKwKUox5bn2Lq5icJc7hrRZoXBU9hfnCa0dI3YcHY3K/LDA/76YBrgRBE+Ccp+cdhml PQTOqmRrw9qrVCIMvtf0dkqUciyyHZcBXJyhaad6cnqCnm7Rl+Lfey+62gRESS7lWZ+S DRV2GpCof4ppOTNOY8KRtPb4Fj7QsvCS8QWWbyX6YMdWTXD1m9WZJgylK5C22hiCnt21 jqZofxwKpGjP6NOnsJYdVQOp22SmOcZYMS6DH9R2ayAcbj5BYctYBq50gGSW6QKwIow6 GhYA== X-Gm-Message-State: APjAAAU6NZIm0+gHUEJ2WTXmIHzg1yNl8YBHFDLPogFOObtuZYv4N0wX 778uyFQYTNNpIXjHTT/XncLe6g== X-Google-Smtp-Source: APXvYqw/K4DSr+T5mHbidlXB09i9OsKjJE0jmVRY6GRi9vogaHyD5Mxz5/BfqSTiLW4LknGP/8Tf2g== X-Received: by 2002:a2e:1312:: with SMTP id 18mr4211531ljt.79.1557775397083; Mon, 13 May 2019 12:23:17 -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 q21sm3449365lfa.84.2019.05.13.12.23.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 13 May 2019 12:23:16 -0700 (PDT) From: Ulf Hansson To: Sudeep Holla , Lorenzo Pieralisi , Mark Rutland , linux-arm-kernel@lists.infradead.org Subject: [PATCH 06/18] drivers: firmware: psci: Support hierarchical CPU idle states Date: Mon, 13 May 2019 21:22:48 +0200 Message-Id: <20190513192300.653-7-ulf.hansson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190513192300.653-1-ulf.hansson@linaro.org> References: <20190513192300.653-1-ulf.hansson@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190513_122319_045430_E26F9F6B X-CRM114-Status: GOOD ( 13.91 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ulf Hansson , Vincent Guittot , Geert Uytterhoeven , Kevin Hilman , Stephen Boyd , Viresh Kumar , linux-pm@vger.kernel.org, Daniel Lezcano , "Rafael J . Wysocki" , linux-kernel@vger.kernel.org, Amit Kucheria , Bjorn Andersson , Tony Lindgren , Lina Iyer , linux-arm-msm@vger.kernel.org, Niklas Cassel , Souvik Chakravarty , "Raju P . L . S . S . S . N" , Lina Iyer MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.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(). Suggested-by: Sudeep Holla Signed-off-by: Lina Iyer Co-developed-by: Ulf Hansson Signed-off-by: Ulf Hansson --- Changes: - 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 9c2180bcee4c..b11560f7c4b9 100644 --- a/drivers/firmware/psci/psci.c +++ b/drivers/firmware/psci/psci.c @@ -316,7 +316,7 @@ 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;