projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 47ae4b05 JG |
2 | #ifndef __LINUX_HYPEVISOR_H |
| 3 | #define __LINUX_HYPEVISOR_H | |
| 4 | ||
| 5 | /* | |
| 6 | * Generic Hypervisor support | |
| 7 | * Juergen Gross <jgross@suse.com> | |
| 8 | */ | |
| 9 | ||
| f72e38e8 | 10 | #ifdef CONFIG_X86 |
| 63338a38 JK |
11 | |
| 12 | #include <asm/jailhouse_para.h> | |
| f72e38e8 | 13 | #include <asm/x86_init.h> |
| 63338a38 | 14 | |
| f72e38e8 JG |
15 | static inline void hypervisor_pin_vcpu(int cpu) |
| 16 | { | |
| 17 | x86_platform.hyper.pin_vcpu(cpu); | |
| 18 | } | |
| 63338a38 JK |
19 | |
| 20 | #else /* !CONFIG_X86 */ | |
| 21 | ||
| 22 | #include <linux/of.h> | |
| 23 | ||
| 47ae4b05 JG |
24 | static inline void hypervisor_pin_vcpu(int cpu) |
| 25 | { | |
| 26 | } | |
| 63338a38 JK |
27 | |
| 28 | static inline bool jailhouse_paravirt(void) | |
| 29 | { | |
| 30 | return of_find_compatible_node(NULL, NULL, "jailhouse,cell"); | |
| 31 | } | |
| 32 | ||
| 33 | #endif /* !CONFIG_X86 */ | |
| 47ae4b05 | 34 | |
| 189c6c33 NS |
35 | static inline bool hypervisor_isolated_pci_functions(void) |
| 36 | { | |
| 37 | if (IS_ENABLED(CONFIG_S390)) | |
| 38 | return true; | |
| 39 | ||
| 40 | return jailhouse_paravirt(); | |
| 41 | } | |
| 42 | ||
| 47ae4b05 | 43 | #endif /* __LINUX_HYPEVISOR_H */ |