Merge tag 'timers-v5.12-rc1' of https://git.linaro.org/people/daniel.lezcano/linux...
[linux-2.6-microblaze.git] / arch / powerpc / include / asm / kvm_para.h
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  *
4  * Copyright IBM Corp. 2008
5  *
6  * Authors: Hollis Blanchard <hollisb@us.ibm.com>
7  */
8 #ifndef __POWERPC_KVM_PARA_H__
9 #define __POWERPC_KVM_PARA_H__
10
11 #include <asm/kvm_guest.h>
12
13 #include <uapi/asm/kvm_para.h>
14
15 static inline int kvm_para_available(void)
16 {
17         return IS_ENABLED(CONFIG_KVM_GUEST) && is_kvm_guest();
18 }
19
20 static inline unsigned int kvm_arch_para_features(void)
21 {
22         unsigned long r;
23
24         if (!kvm_para_available())
25                 return 0;
26
27         if(epapr_hypercall0_1(KVM_HCALL_TOKEN(KVM_HC_FEATURES), &r))
28                 return 0;
29
30         return r;
31 }
32
33 static inline unsigned int kvm_arch_para_hints(void)
34 {
35         return 0;
36 }
37
38 static inline bool kvm_check_and_clear_guest_paused(void)
39 {
40         return false;
41 }
42
43 #endif /* __POWERPC_KVM_PARA_H__ */