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=-8.5 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,T_DKIMWL_WL_HIGH,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 9CF1DC2BCA1 for ; Fri, 7 Jun 2019 15:04:13 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5A952208C3 for ; Fri, 7 Jun 2019 15:04:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kH4yRDvB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5A952208C3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=8k6TxrAYu/dZQzpfBdC5+rj8lk3p0dfFrI/t0Y2GzKo=; b=kH4yRDvBYlpiLC JZSSf+ZqVquFfoiWTMvn9xU07uEO/+7GsExIWmaeubb+G5JvTgUjnb6sSYc/gGe9HXnYhyr/czEba w2gFJtMHGlTKuBsG7eceoBoqZFPuTQsqV3F/v1FEf8Pq5HWV0Q/iMpEhKQ5wWYAcy4tL8pb5gmUKZ xd9sw60UrDkB5I97iD18xn/R3m8XJLjpLGfn69h/OHfIF8S6CBkZnBwdF/ouDlQMHayaNCP0cKgTs F4/q8kAcV22xCA8RyNrkVC7qcLrdP+FX9tHQjU+6vqwYApf8CR+9M9pgm7ZmAfmaG80qG1r8YgMYj DfVGgyNgx80Mn356PZRw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hZGPV-0004b1-9R; Fri, 07 Jun 2019 15:04:05 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hZGPS-0004aW-HJ for linux-arm-kernel@lists.infradead.org; Fri, 07 Jun 2019 15:04:03 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 1051D367; Fri, 7 Jun 2019 08:04:02 -0700 (PDT) Received: from e107155-lin (e107155-lin.cambridge.arm.com [10.1.196.42]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 407813F71A; Fri, 7 Jun 2019 08:03:59 -0700 (PDT) Date: Fri, 7 Jun 2019 16:03:57 +0100 From: Sudeep Holla To: Ulf Hansson Subject: Re: [PATCH 06/18] drivers: firmware: psci: Support hierarchical CPU idle states Message-ID: <20190607150357.GE15577@e107155-lin> References: <20190513192300.653-1-ulf.hansson@linaro.org> <20190513192300.653-7-ulf.hansson@linaro.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190513192300.653-7-ulf.hansson@linaro.org> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190607_080402_617632_C2C34CC9 X-CRM114-Status: GOOD ( 15.51 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Geert Uytterhoeven , Tony Lindgren , Viresh Kumar , Bjorn Andersson , Lina Iyer , Lina Iyer , Lorenzo Pieralisi , Kevin Hilman , Daniel Lezcano , "Raju P . L . S . S . S . N" , Souvik Chakravarty , linux-pm@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Stephen Boyd , "Rafael J . Wysocki" , linux-kernel@vger.kernel.org, Amit Kucheria , Sudeep Holla , Niklas Cassel Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, May 13, 2019 at 09:22:48PM +0200, Ulf Hansson wrote: > 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); Ah I spoke too early, it's introduced here. Can be part of earlier simplification patch, but I am fine either way. -- Regards, Sudeep _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel