1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ASM_VDSO_VSYSCALL_H
3 #define __ASM_VDSO_VSYSCALL_H
4 
5 #ifndef __ASSEMBLY__
6 
7 #include <linux/timekeeper_internal.h>
8 #include <vdso/datapage.h>
9 
10 extern struct vdso_data *vdso_data;
11 
12 /*
13  * Update the vDSO data page to keep in sync with kernel timekeeping.
14  */
15 static __always_inline
__mips_get_k_vdso_data(void)16 struct vdso_data *__mips_get_k_vdso_data(void)
17 {
18 	return vdso_data;
19 }
20 #define __arch_get_k_vdso_data __mips_get_k_vdso_data
21 
22 static __always_inline
__mips_get_clock_mode(struct timekeeper * tk)23 int __mips_get_clock_mode(struct timekeeper *tk)
24 {
25 	u32 clock_mode = tk->tkr_mono.clock->archdata.vdso_clock_mode;
26 
27 	return clock_mode;
28 }
29 #define __arch_get_clock_mode __mips_get_clock_mode
30 
31 /* The asm-generic header needs to be included after the definitions above */
32 #include <asm-generic/vdso/vsyscall.h>
33 
34 #endif /* !__ASSEMBLY__ */
35 
36 #endif /* __ASM_VDSO_VSYSCALL_H */
37