Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753240AbbGBNTI (ORCPT ); Thu, 2 Jul 2015 09:19:08 -0400 Received: from mail-wi0-f179.google.com ([209.85.212.179]:35117 "EHLO mail-wi0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750908AbbGBNS1 (ORCPT ); Thu, 2 Jul 2015 09:18:27 -0400 From: Eric Auger To: eric.auger@st.com, eric.auger@linaro.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, christoffer.dall@linaro.org, marc.zyngier@arm.com, alex.williamson@redhat.com, pbonzini@redhat.com, avi.kivity@gmail.com, mtosatti@redhat.com, feng.wu@intel.com, joro@8bytes.org, b.reynal@virtualopensystems.com Cc: linux-kernel@vger.kernel.org, patches@linaro.org Subject: [RFC 15/17] KVM: arm/arm64: implement IRQ bypass consumer functions Date: Thu, 2 Jul 2015 15:17:25 +0200 Message-Id: <1435843047-6327-16-git-send-email-eric.auger@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1435843047-6327-1-git-send-email-eric.auger@linaro.org> References: <1435843047-6327-1-git-send-email-eric.auger@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1503 Lines: 51 - kvm_arch_add_producer: perform VGIC/irqchip settings for forwarding - kvm_arch_del_producer: same for inverse operation - kvm_arch_stop_consumer: halt guest execution - kvm_arch_resume_consumer resume guest execution Signed-off-by: Eric Auger --- arch/arm/kvm/arm.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index 4be6715..f9b9b1e 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -1146,6 +1146,28 @@ struct kvm_vcpu *kvm_mpidr_to_vcpu(struct kvm *kvm, unsigned long mpidr) return NULL; } +void kvm_arch_add_producer(struct irq_bypass_consumer *cons, + struct irq_bypass_producer *prod) +{ + kvm_vgic_set_forward(cons->kvm, prod->irq, cons->gsi); +} +void kvm_arch_del_producer(struct irq_bypass_consumer *cons, + struct irq_bypass_producer *prod) +{ + kvm_vgic_unset_forward(cons->kvm, prod->irq, cons->gsi, + &prod->active); +} + +void kvm_arch_stop_consumer(struct irq_bypass_consumer *cons) +{ + kvm_arm_halt_guest(cons->kvm); +} + +void kvm_arch_resume_consumer(struct irq_bypass_consumer *cons) +{ + kvm_arm_resume_guest(cons->kvm); +} + /** * Initialize Hyp-mode and memory mappings on all CPUs. */ -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/