xref: /OK3568_Linux_fs/kernel/arch/sh/include/asm/perf_event.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __ASM_SH_PERF_EVENT_H
3*4882a593Smuzhiyun #define __ASM_SH_PERF_EVENT_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun struct hw_perf_event;
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #define MAX_HWEVENTS	2
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun struct sh_pmu {
10*4882a593Smuzhiyun 	const char	*name;
11*4882a593Smuzhiyun 	unsigned int	num_events;
12*4882a593Smuzhiyun 	void		(*disable_all)(void);
13*4882a593Smuzhiyun 	void		(*enable_all)(void);
14*4882a593Smuzhiyun 	void		(*enable)(struct hw_perf_event *, int);
15*4882a593Smuzhiyun 	void		(*disable)(struct hw_perf_event *, int);
16*4882a593Smuzhiyun 	u64		(*read)(int);
17*4882a593Smuzhiyun 	int		(*event_map)(int);
18*4882a593Smuzhiyun 	unsigned int	max_events;
19*4882a593Smuzhiyun 	unsigned long	raw_event_mask;
20*4882a593Smuzhiyun 	const int	(*cache_events)[PERF_COUNT_HW_CACHE_MAX]
21*4882a593Smuzhiyun 				       [PERF_COUNT_HW_CACHE_OP_MAX]
22*4882a593Smuzhiyun 				       [PERF_COUNT_HW_CACHE_RESULT_MAX];
23*4882a593Smuzhiyun };
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun /* arch/sh/kernel/perf_event.c */
26*4882a593Smuzhiyun extern int register_sh_pmu(struct sh_pmu *);
27*4882a593Smuzhiyun extern int reserve_pmc_hardware(void);
28*4882a593Smuzhiyun extern void release_pmc_hardware(void);
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #endif /* __ASM_SH_PERF_EVENT_H */
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