arch/sh/include/asm/perf_event.h

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