From patchwork Mon May 27 14:32:45 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sanjay Singh Rawat X-Patchwork-Id: 2620921 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) by patchwork2.kernel.org (Postfix) with ESMTP id 9D278DF215 for ; Mon, 27 May 2013 16:00:00 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UgyWT-0001q0-8J; Mon, 27 May 2013 14:35:43 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UgyVB-0001W9-BH; Mon, 27 May 2013 14:34:21 +0000 Received: from mail-vc0-f182.google.com ([209.85.220.182]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UgyUa-0001OW-52 for linux-arm-kernel@lists.infradead.org; Mon, 27 May 2013 14:33:44 +0000 Received: by mail-vc0-f182.google.com with SMTP id gf12so4753607vcb.41 for ; Mon, 27 May 2013 07:33:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references :x-gm-message-state; bh=m+3QH0nFuWGBynmndhTsyZpOq3AGsl8UG8BBGe6JcOk=; b=oEUsE434TlF5TEoHQZ9k9CiavXxbcSeqlOcg31tDRAMxvhx06NpHByZUpGMKeu06aJ 6zR72QWPruZekUrLinsbA0mhr9DrD5OVbvBJBh40E7lo7KJr/TMEJA1TcQsakksGr7Ds FnfFxYDFU7SALUYC8EdGLE3XS4TCSoOmQ9lk2eqTzrQT6WTfoyKRwsNFvO3abjjLtVG/ pKllb92X6WpCF35fXnsTxgQJdec0IIPR7xkrlmSJ7Nbe7vVZGwnwsnmM/9nepY+BthAE WVO/dBnq68t45G1hLKBOaB6n9+Ovm/qXZGD4VAJNkoA9XmiWsuLmgIueEj88VWHMIXiv +8dg== X-Received: by 10.220.187.71 with SMTP id cv7mr15516425vcb.28.1369665203130; Mon, 27 May 2013 07:33:23 -0700 (PDT) Received: from srawat-Latitude-E6420.LGE.NET ([203.247.149.152]) by mx.google.com with ESMTPSA id aq10sm20163294ved.2.2013.05.27.07.33.16 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 27 May 2013 07:33:22 -0700 (PDT) From: Sanjay Singh Rawat To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 8/8] ARM: PRIMA2: use generic cpu idle function for wfi Date: Mon, 27 May 2013 20:02:45 +0530 Message-Id: <1369665166-13049-9-git-send-email-sanjay.rawat@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1369665166-13049-1-git-send-email-sanjay.rawat@linaro.org> References: <1369665166-13049-1-git-send-email-sanjay.rawat@linaro.org> X-Gm-Message-State: ALoCoQn4mraDqpmeqCQv0xwt0fhRLPyNJzwucvmQuMn1QdCZzIkIeS8nlfNfyYJ4ksUyDOj+wbld X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130527_103344_274822_503F920A X-CRM114-Status: GOOD ( 11.50 ) X-Spam-Score: -1.8 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.8 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.220.182 listed in list.dnswl.org] 0.8 RCVD_IN_SORBS_WEB RBL: SORBS: sender is an abusable web server [203.247.149.152 listed in dnsbl.sorbs.net] -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: kgene.kim@samsung.com, linux@arm.linux.org.uk, arnd@arndb.de, srinidhi.kasagar@stericsson.com, nico@linaro.org, michal.simek@xilinx.com, Sanjay Singh Rawat , patches@linaro.org, linaro-dev@lists.linaro.org, davidb@codeaurora.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org use cpu_do_idle for entering the wfi mode. Signed-off-by: Sanjay Singh Rawat --- arch/arm/mach-prima2/hotplug.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-prima2/hotplug.c b/arch/arm/mach-prima2/hotplug.c index 0ab2f8b..68d2903 100644 --- a/arch/arm/mach-prima2/hotplug.c +++ b/arch/arm/mach-prima2/hotplug.c @@ -16,8 +16,8 @@ static inline void platform_do_lowpower(unsigned int cpu) { /* we put the platform to just WFI */ for (;;) { - __asm__ __volatile__("dsb\n\t" "wfi\n\t" - : : : "memory"); + cpu_do_idle(); + if (pen_release == cpu_logical_map(cpu)) { /* * OK, proper wakeup, we're done