13 #include "vgic.h"
16  * Initialization rules: there are multiple stages to the vgic
18  * idea is that even though the VGIC is not functional or not requested from
19  * user space, the critical path of the run loop can still call VGIC functions
45  * kvm_vgic_early_init() - Initialize static VGIC VCPU data structures
46  * @kvm: The VM whose VGIC districutor should be initialized
54 	struct vgic_dist *dist = &kvm->arch.vgic;  in kvm_vgic_early_init()
64  * kvm_vgic_create: triggered by the instantiation of the VGIC device by
109 	kvm->arch.vgic.in_kernel = true;  in kvm_vgic_create()
110 	kvm->arch.vgic.vgic_model = type;  in kvm_vgic_create()
112 	kvm->arch.vgic.vgic_dist_base = VGIC_ADDR_UNDEF;  in kvm_vgic_create()
115 		kvm->arch.vgic.vgic_cpu_base = VGIC_ADDR_UNDEF;  in kvm_vgic_create()
117 		INIT_LIST_HEAD(&kvm->arch.vgic.rd_regions);  in kvm_vgic_create()
133 	struct vgic_dist *dist = &kvm->arch.vgic;  in kvm_vgic_dist_init()
143 	 * no other action on irq structs can happen while the VGIC is  in kvm_vgic_dist_init()
177  * kvm_vgic_vcpu_init() - Initialize static VGIC VCPU data
183  * VGIC CPU interface
188 	struct vgic_dist *dist = &vcpu->kvm->arch.vgic;  in kvm_vgic_vcpu_init()
256 	struct vgic_dist *dist = &kvm->arch.vgic;  in vgic_init()
275 	/* Initialize groups on CPUs created before the VGIC type was known */  in vgic_init()
329 	struct vgic_dist *dist = &kvm->arch.vgic;  in kvm_vgic_dist_destroy()
339 	if (kvm->arch.vgic.vgic_model == KVM_DEV_TYPE_ARM_VGIC_V3) {  in kvm_vgic_dist_destroy()
400 		 * We only provide the automatic initialization of the VGIC  in vgic_lazy_init()
405 		if (kvm->arch.vgic.vgic_model != KVM_DEV_TYPE_ARM_VGIC_V2)  in vgic_lazy_init()
419  * Map the MMIO regions depending on the VGIC model exposed to the guest
428 	struct vgic_dist *dist = &kvm->arch.vgic;  in kvm_vgic_map_resources()
466 	 * We cannot rely on the vgic maintenance interrupt to be  in vgic_maintenance_handler()
509 		kvm_err("No vgic maintenance irq\n");  in kvm_vgic_hyp_init()
534 				 "vgic", kvm_get_running_vcpus());  in kvm_vgic_hyp_init()
542 				"kvm/arm/vgic:starting",  in kvm_vgic_hyp_init()
545 		kvm_err("Cannot register vgic CPU notifier\n");  in kvm_vgic_hyp_init()
549 	kvm_info("vgic interrupt IRQ%d\n", kvm_vgic_global_state.maint_irq);  in kvm_vgic_hyp_init()