From patchwork Thu Apr 25 16:57:55 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefano Stabellini X-Patchwork-Id: 2488831 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 37ED23FD85 for ; Thu, 25 Apr 2013 17:00:35 +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 1UVPVz-0003Cw-23; Thu, 25 Apr 2013 16:59:24 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UVPVa-00066Z-1y; Thu, 25 Apr 2013 16:58:58 +0000 Received: from smtp02.citrix.com ([66.165.176.63]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UVPUm-00060y-1q for linux-arm-kernel@lists.infradead.org; Thu, 25 Apr 2013 16:58:12 +0000 X-IronPort-AV: E=Sophos;i="4.87,551,1363132800"; d="scan'208";a="20573176" Received: from accessns.citrite.net (HELO FTLPEX01CL01.citrite.net) ([10.9.154.239]) by FTLPIPO02.CITRIX.COM with ESMTP/TLS/AES128-SHA; 25 Apr 2013 16:58:05 +0000 Received: from ukmail1.uk.xensource.com (10.80.16.128) by smtprelay.citrix.com (10.13.107.78) with Microsoft SMTP Server id 14.2.342.3; Thu, 25 Apr 2013 12:58:04 -0400 Received: from kaball.uk.xensource.com ([10.80.2.59]) by ukmail1.uk.xensource.com with esmtp (Exim 4.69) (envelope-from ) id 1UVPUd-0006a7-DS; Thu, 25 Apr 2013 17:57:59 +0100 From: Stefano Stabellini To: Subject: [PATCH v5 7/7] xen/arm: use sched_op hypercalls for machine reboot and power off Date: Thu, 25 Apr 2013 17:57:55 +0100 Message-ID: <1366909075-28775-7-git-send-email-stefano.stabellini@eu.citrix.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130425_125808_403514_6BB82F04 X-CRM114-Status: GOOD ( 10.92 ) X-Spam-Score: -2.6 (--) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-2.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [66.165.176.63 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Ian.Campbell@citrix.com, konrad.wilk@oracle.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Stefano Stabellini 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Changes in v5: - set pm_power_off and arm_pm_restart from the Xen specific intialization code. Signed-off-by: Stefano Stabellini --- arch/arm/xen/enlighten.c | 24 ++++++++++++++++++++++++ 1 files changed, 24 insertions(+), 0 deletions(-) diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c index 6c87d11..9a0a917 100644 --- a/arch/arm/xen/enlighten.c +++ b/arch/arm/xen/enlighten.c @@ -10,9 +10,12 @@ #include #include #include +#include +#include #include #include #include +#include #include #include #include @@ -173,6 +176,24 @@ static int __init xen_secondary_init(unsigned int cpu) return 0; } +static void xen_restart(char str, const char *cmd) +{ + struct sched_shutdown r = { .reason = SHUTDOWN_reboot }; + int rc; + rc = HYPERVISOR_sched_op(SCHEDOP_shutdown, &r); + if (rc) + BUG(); +} + +static void xen_power_off(void) +{ + struct sched_shutdown r = { .reason = SHUTDOWN_poweroff }; + int rc; + rc = HYPERVISOR_sched_op(SCHEDOP_shutdown, &r); + if (rc) + BUG(); +} + /* * see Documentation/devicetree/bindings/arm/xen.txt for the * documentation of the Xen Device Tree format. @@ -252,6 +273,9 @@ static int __init xen_guest_init(void) if (!xen_initial_domain()) xenbus_probe(NULL); + pm_power_off = xen_power_off; + arm_pm_restart = xen_restart; + return 0; } core_initcall(xen_guest_init);