From patchwork Wed Jul 6 09:46:02 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Auger X-Patchwork-Id: 645204 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3rkx5Y0gZkz9s9N for ; Wed, 6 Jul 2016 19:58:09 +1000 (AEST) Received: from localhost ([::1]:60655 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKjao-0006h0-OI for incoming@patchwork.ozlabs.org; Wed, 06 Jul 2016 05:58:06 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58494) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKjPp-0000rI-4M for qemu-devel@nongnu.org; Wed, 06 Jul 2016 05:46:46 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bKjPn-00076D-2X for qemu-devel@nongnu.org; Wed, 06 Jul 2016 05:46:44 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52708) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKjPh-00073V-NP; Wed, 06 Jul 2016 05:46:37 -0400 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 3A8083B728; Wed, 6 Jul 2016 09:46:37 +0000 (UTC) Received: from localhost.localdomain.com (vpn1-6-81.ams2.redhat.com [10.36.6.81]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u669kPEJ013861; Wed, 6 Jul 2016 05:46:35 -0400 From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, peter.maydell@linaro.org, qemu-arm@nongnu.org, qemu-devel@nongnu.org, p.fedin@samsung.com Date: Wed, 6 Jul 2016 11:46:02 +0200 Message-Id: <1467798364-9049-5-git-send-email-eric.auger@redhat.com> In-Reply-To: <1467798364-9049-1-git-send-email-eric.auger@redhat.com> References: <1467798364-9049-1-git-send-email-eric.auger@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Wed, 06 Jul 2016 09:46:37 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [RFC v4 4/6] target-arm/kvm: Pass requester ID to MSI routing functions X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: diana.craciun@freescale.com, shlomopongratz@gmail.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Pavel Fedin Introduce global kvm_arm_msi_use_devid flag and pass device IDs in kvm_arch_fixup_msi_route(). Device IDs are required by the ITS. Signed-off-by: Pavel Fedin Signed-off-by: Eric Auger --- v3 -> v4: - OR route->flags with KVM_MSI_VALID_DEVID --- target-arm/kvm.c | 6 ++++++ target-arm/kvm_arm.h | 3 +++ 2 files changed, 9 insertions(+) diff --git a/target-arm/kvm.c b/target-arm/kvm.c index 5c2bd7a..025449b 100644 --- a/target-arm/kvm.c +++ b/target-arm/kvm.c @@ -22,6 +22,7 @@ #include "cpu.h" #include "internals.h" #include "hw/arm/arm.h" +#include "hw/pci/pci.h" #include "exec/memattrs.h" #include "hw/boards.h" #include "qemu/log.h" @@ -31,6 +32,7 @@ const KVMCapabilityInfo kvm_arch_required_capabilities[] = { }; static bool cap_has_mp_state; +bool kvm_arm_msi_use_devid; int kvm_arm_vcpu_init(CPUState *cs) { @@ -619,6 +621,10 @@ int kvm_arm_vgic_probe(void) int kvm_arch_fixup_msi_route(struct kvm_irq_routing_entry *route, uint64_t address, uint32_t data, PCIDevice *dev) { + if (kvm_arm_msi_use_devid) { + route->flags |= KVM_MSI_VALID_DEVID; + route->u.msi.devid = pci_requester_id(dev); + } return 0; } diff --git a/target-arm/kvm_arm.h b/target-arm/kvm_arm.h index 4fb6d15..c2ab009 100644 --- a/target-arm/kvm_arm.h +++ b/target-arm/kvm_arm.h @@ -120,6 +120,9 @@ bool write_kvmstate_to_list(ARMCPU *cpu); void kvm_arm_reset_vcpu(ARMCPU *cpu); #ifdef CONFIG_KVM + +extern bool kvm_arm_msi_use_devid; + /** * kvm_arm_create_scratch_host_vcpu: * @cpus_to_try: array of QEMU_KVM_ARM_TARGET_* values (terminated with