From patchwork Mon May 27 14:32:40 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: 2620221 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) by patchwork1.kernel.org (Postfix) with ESMTP id EB1233FDBC for ; Mon, 27 May 2013 14:35:25 +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 1UgyUm-0001OH-DO; Mon, 27 May 2013 14:33:57 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UgyUH-0001OY-KI; Mon, 27 May 2013 14:33:25 +0000 Received: from mail-vb0-x236.google.com ([2607:f8b0:400c:c02::236]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UgyU0-0001LI-1y for linux-arm-kernel@lists.infradead.org; Mon, 27 May 2013 14:33:08 +0000 Received: by mail-vb0-f54.google.com with SMTP id f13so4719729vbg.27 for ; Mon, 27 May 2013 07:32:45 -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=WMU/v6D+J00kb8LPVDTgG7ofubOTh1SPOfXp8C8/f+E=; b=B5IEgjb0APO00zsHf63RNUWJ7Z2ozA6Zi2qbEgQEjVx6WrzAlGyC83t5tRJ3zWRz9g Gxx1eOSolSNh88PascRIAbMs0IplCQa2KFZ2Q4dOlD7EU6TQm2oUqhNWiRorxjPCzNoF wwds4HjN+BKW4mYITmy9MUfRO+1hSfznCmYiqh3SySfroC+F/q29Ng3BoGBQGUYRLMlI ty3eq0RYhq5sxc/KvPxAYRcV96nVXVc+i3+6hcGrvrFU8bgATDuNE7IZWmyjXuG653fE T24cBYZ9CdY/dCL+tlfxgqRjBRKBLOrFzURamDQfQFzws9nAdPg5CuIogUUo/oQbuF+M kXDw== X-Received: by 10.220.194.5 with SMTP id dw5mr15321616vcb.47.1369665165451; Mon, 27 May 2013 07:32:45 -0700 (PDT) Received: from srawat-Latitude-E6420.LGE.NET ([203.247.149.152]) by mx.google.com with ESMTPSA id aq10sm20163294ved.2.2013.05.27.07.32.38 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 27 May 2013 07:32:44 -0700 (PDT) From: Sanjay Singh Rawat To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 3/8] ARM: SPEAr: use generic cpu idle function for wfi Date: Mon, 27 May 2013 20:02:40 +0530 Message-Id: <1369665166-13049-4-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: ALoCoQmcoRLUdsDxEOP2zf5kVPMzfvBOmOCcEiWIYjo+eNRDheG+KuDKRE2YIrBEnvLtAYYZMzHt X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130527_103308_209805_44D768AD X-CRM114-Status: GOOD ( 10.42 ) X-Spam-Score: -1.1 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- 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 Acked-by: Viresh Kumar --- arch/arm/mach-spear/hotplug.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-spear/hotplug.c b/arch/arm/mach-spear/hotplug.c index d97749c..6dbd3dc 100644 --- a/arch/arm/mach-spear/hotplug.c +++ b/arch/arm/mach-spear/hotplug.c @@ -55,7 +55,8 @@ static inline void cpu_leave_lowpower(void) static inline void spear13xx_do_lowpower(unsigned int cpu, int *spurious) { for (;;) { - wfi(); + /* enter WFI mode */ + cpu_do_idle(); if (pen_release == cpu) { /*