From patchwork Mon Jun 3 20:54:27 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mihai Caraman X-Patchwork-Id: 248420 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 0DC772C0327 for ; Tue, 4 Jun 2013 06:54:49 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758452Ab3FCUyn (ORCPT ); Mon, 3 Jun 2013 16:54:43 -0400 Received: from co1ehsobe003.messaging.microsoft.com ([216.32.180.186]:38048 "EHLO co1outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757435Ab3FCUym (ORCPT ); Mon, 3 Jun 2013 16:54:42 -0400 Received: from mail198-co1-R.bigfish.com (10.243.78.237) by CO1EHSOBE020.bigfish.com (10.243.66.83) with Microsoft SMTP Server id 14.1.225.23; Mon, 3 Jun 2013 20:54:42 +0000 Received: from mail198-co1 (localhost [127.0.0.1]) by mail198-co1-R.bigfish.com (Postfix) with ESMTP id 3A81ED0008E; Mon, 3 Jun 2013 20:54:42 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 15 X-BigFish: VS15(z52aescb8k551bizzz1f42h1ee6h1de0h1fdah1202h1e76h1d1ah1d2ah1fc6hzz8275bhz2dh2a8h668h839hd24he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1d0ch1d2eh1d3fh1dfeh1dffh1155h) Received: from mail198-co1 (localhost.localdomain [127.0.0.1]) by mail198-co1 (MessageSwitch) id 1370292880362297_22188; Mon, 3 Jun 2013 20:54:40 +0000 (UTC) Received: from CO1EHSMHS011.bigfish.com (unknown [10.243.78.250]) by mail198-co1.bigfish.com (Postfix) with ESMTP id 55F181C004B; Mon, 3 Jun 2013 20:54:40 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by CO1EHSMHS011.bigfish.com (10.243.66.21) with Microsoft SMTP Server (TLS) id 14.1.225.23; Mon, 3 Jun 2013 20:54:39 +0000 Received: from az84smr01.freescale.net (10.64.34.197) by 039-SN1MMR1-002.039d.mgd.msft.net (10.84.1.15) with Microsoft SMTP Server (TLS) id 14.2.328.11; Mon, 3 Jun 2013 20:55:49 +0000 Received: from mcaraman-VirtualBox.ea.freescale.net (mcaraman-VirtualBox.ea.freescale.net [10.171.73.14]) by az84smr01.freescale.net (8.14.3/8.14.0) with ESMTP id r53KsSWr030131; Mon, 3 Jun 2013 13:54:37 -0700 From: Mihai Caraman To: CC: , , Mihai Caraman Subject: [RFC PATCH 5/6] KVM: PPC: Book3E: Add ONE_REG AltiVec support Date: Mon, 3 Jun 2013 23:54:27 +0300 Message-ID: <1370292868-2697-6-git-send-email-mihai.caraman@freescale.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1370292868-2697-1-git-send-email-mihai.caraman@freescale.com> References: <1370292868-2697-1-git-send-email-mihai.caraman@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com Sender: kvm-ppc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm-ppc@vger.kernel.org Add ONE_REG support for AltiVec on Book3E. Signed-off-by: Mihai Caraman --- arch/powerpc/kvm/booke.c | 32 ++++++++++++++++++++++++++++++++ 1 files changed, 32 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index 01eb635..019496d 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -1570,6 +1570,22 @@ int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg) case KVM_REG_PPC_DEBUG_INST: val = get_reg_val(reg->id, KVMPPC_INST_EHPRIV); break; +#ifdef CONFIG_ALTIVEC + case KVM_REG_PPC_VR0 ... KVM_REG_PPC_VR31: + if (!cpu_has_feature(CPU_FTR_ALTIVEC)) { + r = -ENXIO; + break; + } + val.vval = vcpu->arch.vr[reg->id - KVM_REG_PPC_VR0]; + break; + case KVM_REG_PPC_VSCR: + if (!cpu_has_feature(CPU_FTR_ALTIVEC)) { + r = -ENXIO; + break; + } + val = get_reg_val(reg->id, vcpu->arch.vscr.u[3]); + break; +#endif /* CONFIG_ALTIVEC */ default: r = kvmppc_get_one_reg(vcpu, reg->id, &val); break; @@ -1643,6 +1659,22 @@ int kvm_vcpu_ioctl_set_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg) kvmppc_set_tcr(vcpu, tcr); break; } +#ifdef CONFIG_ALTIVEC + case KVM_REG_PPC_VR0 ... KVM_REG_PPC_VR31: + if (!cpu_has_feature(CPU_FTR_ALTIVEC)) { + r = -ENXIO; + break; + } + vcpu->arch.vr[reg->id - KVM_REG_PPC_VR0] = val.vval; + break; + case KVM_REG_PPC_VSCR: + if (!cpu_has_feature(CPU_FTR_ALTIVEC)) { + r = -ENXIO; + break; + } + vcpu->arch.vscr.u[3] = set_reg_val(reg->id, val); + break; +#endif /* CONFIG_ALTIVEC */ default: r = kvmppc_set_one_reg(vcpu, reg->id, &val); break;