KVM: ARM: introduce vgic_params structure

Move all the data specific to a given GIC implementation into its own
little structure.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h
index 2228973ea8e4..ce2e14226dbf 100644
--- a/include/kvm/arm_vgic.h
+++ b/include/kvm/arm_vgic.h
@@ -102,6 +102,17 @@ struct vgic_ops {
         void    (*enable)(struct kvm_vcpu *vcpu);
 };
 
+struct vgic_params {
+        /* Physical address of vgic virtual cpu interface */
+        phys_addr_t     vcpu_base;
+        /* Number of list registers */
+        u32             nr_lr;
+        /* Interrupt number */
+        unsigned int    maint_irq;
+        /* Virtual control interface base address */
+        void __iomem    *vctrl_base;
+};
+
 struct vgic_dist {
 #ifdef CONFIG_KVM_ARM_VGIC
         spinlock_t              lock;