1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ASM_KVM_BOOK3S_UVMEM_H__
3 #define __ASM_KVM_BOOK3S_UVMEM_H__
6 int kvmppc_uvmem_init(void);
7 void kvmppc_uvmem_free(void);
8 bool kvmppc_uvmem_available(void);
9 int kvmppc_uvmem_slot_init(struct kvm *kvm, const struct kvm_memory_slot *slot);
10 void kvmppc_uvmem_slot_free(struct kvm *kvm,
11 const struct kvm_memory_slot *slot);
12 unsigned long kvmppc_h_svm_page_in(struct kvm *kvm,
15 unsigned long page_shift);
16 unsigned long kvmppc_h_svm_page_out(struct kvm *kvm,
19 unsigned long page_shift);
20 unsigned long kvmppc_h_svm_init_start(struct kvm *kvm);
21 unsigned long kvmppc_h_svm_init_done(struct kvm *kvm);
22 int kvmppc_send_page_to_uv(struct kvm *kvm, unsigned long gfn);
23 unsigned long kvmppc_h_svm_init_abort(struct kvm *kvm);
24 void kvmppc_uvmem_drop_pages(const struct kvm_memory_slot *free,
25 struct kvm *kvm, bool skip_page_out);
27 static inline int kvmppc_uvmem_init(void)
32 static inline void kvmppc_uvmem_free(void) { }
34 static inline bool kvmppc_uvmem_available(void)
40 kvmppc_uvmem_slot_init(struct kvm *kvm, const struct kvm_memory_slot *slot)
46 kvmppc_uvmem_slot_free(struct kvm *kvm, const struct kvm_memory_slot *slot) { }
48 static inline unsigned long
49 kvmppc_h_svm_page_in(struct kvm *kvm, unsigned long gra,
50 unsigned long flags, unsigned long page_shift)
55 static inline unsigned long
56 kvmppc_h_svm_page_out(struct kvm *kvm, unsigned long gra,
57 unsigned long flags, unsigned long page_shift)
62 static inline unsigned long kvmppc_h_svm_init_start(struct kvm *kvm)
67 static inline unsigned long kvmppc_h_svm_init_done(struct kvm *kvm)
72 static inline unsigned long kvmppc_h_svm_init_abort(struct kvm *kvm)
77 static inline int kvmppc_send_page_to_uv(struct kvm *kvm, unsigned long gfn)
83 kvmppc_uvmem_drop_pages(const struct kvm_memory_slot *free,
84 struct kvm *kvm, bool skip_page_out) { }
85 #endif /* CONFIG_PPC_UV */
86 #endif /* __ASM_KVM_BOOK3S_UVMEM_H__ */