From patchwork Thu Apr 3 09:05:41 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anup Patel X-Patchwork-Id: 3931991 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 5544C9F334 for ; Thu, 3 Apr 2014 09:09:00 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8E9E320225 for ; Thu, 3 Apr 2014 09:08:59 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6884E201E4 for ; Thu, 3 Apr 2014 09:08:58 +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 1WVdcV-0002jc-WA; Thu, 03 Apr 2014 09:07:36 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WVdcH-0005ST-5v; Thu, 03 Apr 2014 09:07:21 +0000 Received: from mail-pa0-f53.google.com ([209.85.220.53]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WVdcC-0005Or-Ac for linux-arm-kernel@lists.infradead.org; Thu, 03 Apr 2014 09:07:17 +0000 Received: by mail-pa0-f53.google.com with SMTP id ld10so1521727pab.26 for ; Thu, 03 Apr 2014 02:06:52 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=bXoTYHqo3tJ9DQZ9tjL2ooNmPvF6MxmYXBv6Y+rMO5s=; b=VbDadlRIUgvg7f1jtnrnzMxzCc6tQJQY3ktG1mOCxDfQttfrKmg5bonrisEFnJSHbK lC3OnHG3Xr6L5a+9+vAwQekOEDPz8nInkN5GSNdzqNvcyqhos09Xq6zh4K4bkUpxx4sk EW0EEGREtridu3awLKaN+gN8i8bFZOaQ+FgNFAR8ov0qwFK5MW6bVQI47EjOI2smAB0V fC2lRYHzaqfiEJ5bSO7DMANi1aJW1Kb1akIbVcWQzHnloKFL398yz0aYmHIjQtR2lD5z DoC37S9A5m++/dqK18VfehIp/bwd1/tkiWzUDV+aPzaJBZPf0SAImX5PT5m8dnNyzoYK Dk9A== X-Gm-Message-State: ALoCoQkrMJu49Qbrggw+7n2IDcIodkPE5FFXvwaiJtcCkR0iE9q0vGmQiQmRxNk2sMj+/s/mML3y X-Received: by 10.66.147.202 with SMTP id tm10mr351072pab.75.1396516012543; Thu, 03 Apr 2014 02:06:52 -0700 (PDT) Received: from pnqlab006.amcc.com ([182.73.239.130]) by mx.google.com with ESMTPSA id kt8sm22370786pab.7.2014.04.03.02.06.44 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 03 Apr 2014 02:06:50 -0700 (PDT) From: Anup Patel To: kvmarm@lists.cs.columbia.edu Subject: [PATCH v8 04/12] KVM: Documentation: Add info regarding KVM_ARM_VCPU_PSCI_0_2 feature Date: Thu, 3 Apr 2014 14:35:41 +0530 Message-Id: <1396515949-1459-5-git-send-email-anup.patel@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1396515949-1459-1-git-send-email-anup.patel@linaro.org> References: <1396515949-1459-1-git-send-email-anup.patel@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140403_050716_507571_51BD363A X-CRM114-Status: UNSURE ( 8.75 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.6 (--) Cc: Mark Rutland , Rob Herring , linaro-kernel@lists.linaro.org, Anup Patel , Marc Zyngier , patches@apm.com, Ashwin Chaugule , linux-arm-kernel@lists.infradead.org, Christoffer Dall , Pranavkumar Sawargaonkar 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 X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP We have in-kernel emulation of PSCI v0.2 in KVM ARM/ARM64. To provide PSCI v0.2 interface to VCPUs, we have to enable KVM_ARM_VCPU_PSCI_0_2 feature when doing KVM_ARM_VCPU_INIT ioctl. The patch updates documentation of KVM_ARM_VCPU_INIT ioctl to provide info regarding KVM_ARM_VCPU_PSCI_0_2 feature. Signed-off-by: Anup Patel Signed-off-by: Pranavkumar Sawargaonkar Acked-by: Christoffer Dall --- Documentation/virtual/kvm/api.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt index 4714f28..0114d5b 100644 --- a/Documentation/virtual/kvm/api.txt +++ b/Documentation/virtual/kvm/api.txt @@ -2361,6 +2361,8 @@ Possible features: Depends on KVM_CAP_ARM_PSCI. - KVM_ARM_VCPU_EL1_32BIT: Starts the CPU in a 32bit mode. Depends on KVM_CAP_ARM_EL1_32BIT (arm64 only). + - KVM_ARM_VCPU_PSCI_0_2: Emulate PSCI v0.2 for the CPU. + Depends on KVM_CAP_ARM_PSCI_0_2. 4.83 KVM_ARM_PREFERRED_TARGET