1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __KVM_COALESCED_MMIO_H__ 3*4882a593Smuzhiyun #define __KVM_COALESCED_MMIO_H__ 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun /* 6*4882a593Smuzhiyun * KVM coalesced MMIO 7*4882a593Smuzhiyun * 8*4882a593Smuzhiyun * Copyright (c) 2008 Bull S.A.S. 9*4882a593Smuzhiyun * 10*4882a593Smuzhiyun * Author: Laurent Vivier <Laurent.Vivier@bull.net> 11*4882a593Smuzhiyun * 12*4882a593Smuzhiyun */ 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #ifdef CONFIG_KVM_MMIO 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun #include <linux/list.h> 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun struct kvm_coalesced_mmio_dev { 19*4882a593Smuzhiyun struct list_head list; 20*4882a593Smuzhiyun struct kvm_io_device dev; 21*4882a593Smuzhiyun struct kvm *kvm; 22*4882a593Smuzhiyun struct kvm_coalesced_mmio_zone zone; 23*4882a593Smuzhiyun }; 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun int kvm_coalesced_mmio_init(struct kvm *kvm); 26*4882a593Smuzhiyun void kvm_coalesced_mmio_free(struct kvm *kvm); 27*4882a593Smuzhiyun int kvm_vm_ioctl_register_coalesced_mmio(struct kvm *kvm, 28*4882a593Smuzhiyun struct kvm_coalesced_mmio_zone *zone); 29*4882a593Smuzhiyun int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm, 30*4882a593Smuzhiyun struct kvm_coalesced_mmio_zone *zone); 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun #else 33*4882a593Smuzhiyun kvm_coalesced_mmio_init(struct kvm * kvm)34*4882a593Smuzhiyunstatic inline int kvm_coalesced_mmio_init(struct kvm *kvm) { return 0; } kvm_coalesced_mmio_free(struct kvm * kvm)35*4882a593Smuzhiyunstatic inline void kvm_coalesced_mmio_free(struct kvm *kvm) { } 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun #endif 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun #endif 40