From mboxrd@z Thu Jan 1 00:00:00 1970 From: vijay.kilari@gmail.com Subject: [PATCH v6 28/31] xen/arm: ITS: Add domain specific ITS initialization Date: Mon, 31 Aug 2015 16:36:45 +0530 Message-ID: <1441019208-2764-29-git-send-email-vijay.kilari@gmail.com> References: <1441019208-2764-1-git-send-email-vijay.kilari@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1441019208-2764-1-git-send-email-vijay.kilari@gmail.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Ian.Campbell@citrix.com, julien.grall@citrix.com, stefano.stabellini@eu.citrix.com, stefano.stabellini@citrix.com, tim@xen.org, xen-devel@lists.xen.org Cc: Prasun.Kapoor@caviumnetworks.com, Vijaya Kumar K , manish.jaggi@caviumnetworks.com, vijay.kilari@gmail.com List-Id: xen-devel@lists.xenproject.org From: Vijaya Kumar K Call domain specific ITS initialization and introduce callback in vgic for domain free Signed-off-by: Vijaya Kumar K --- v6: - Moved vits_domain_free() out of this patch --- xen/arch/arm/vgic-v3.c | 12 +++++++++++- xen/arch/arm/vgic.c | 3 +++ xen/include/asm-arm/vgic.h | 2 ++ 3 files changed, 16 insertions(+), 1 deletion(-) diff --git a/xen/arch/arm/vgic-v3.c b/xen/arch/arm/vgic-v3.c index f69f323..03f2876 100644 --- a/xen/arch/arm/vgic-v3.c +++ b/xen/arch/arm/vgic-v3.c @@ -1623,15 +1623,25 @@ static int vgic_v3_domain_init(struct domain *d) d->arch.vgic.ctlr = VGICD_CTLR_DEFAULT; if ( is_hardware_domain(d) && gic_lpi_supported() ) - vgic_v3_info.its_enabled = 1; + { + if ( !vits_domain_init(d) ) + vgic_v3_info.its_enabled = 1; + } return 0; } +void vgic_v3_domain_free(struct domain *d) +{ + if ( is_hardware_domain(d) && gic_lpi_supported() ) + vits_domain_free(d); +} + static const struct vgic_ops v3_ops = { .info = &vgic_v3_info, .vcpu_init = vgic_v3_vcpu_init, .domain_init = vgic_v3_domain_init, + .domain_free = vgic_v3_domain_free, .get_irq_priority = vgic_v3_get_irq_priority, .get_target_vcpu = vgic_v3_get_target_vcpu, .emulate_sysreg = vgic_v3_emulate_sysreg, diff --git a/xen/arch/arm/vgic.c b/xen/arch/arm/vgic.c index e7341f5..311c940 100644 --- a/xen/arch/arm/vgic.c +++ b/xen/arch/arm/vgic.c @@ -183,6 +183,9 @@ void domain_vgic_free(struct domain *d) xfree(d->arch.vgic.shared_irqs); xfree(d->arch.vgic.pending_irqs); xfree(d->arch.vgic.allocated_irqs); + + if ( d->arch.vgic.handler->domain_free ) + d->arch.vgic.handler->domain_free(d); } int vcpu_vgic_init(struct vcpu *v) diff --git a/xen/include/asm-arm/vgic.h b/xen/include/asm-arm/vgic.h index 71ce6c3..379e914 100644 --- a/xen/include/asm-arm/vgic.h +++ b/xen/include/asm-arm/vgic.h @@ -121,6 +121,8 @@ struct vgic_ops { int (*vcpu_init)(struct vcpu *v); /* Domain specific initialization of vGIC */ int (*domain_init)(struct domain *d); + /* Free domain specific resources */ + void (*domain_free)(struct domain *d); /* Get priority for a given irq stored in vgic structure */ int (*get_irq_priority)(struct vcpu *v, unsigned int irq); /* Get the target vcpu for a given virq. The rank lock is already taken -- 1.7.9.5