summaryrefslogtreecommitdiffstats
path: root/kernel/arch/sh/include/asm/perf_event.h
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/arch/sh/include/asm/perf_event.h')
-rw-r--r--kernel/arch/sh/include/asm/perf_event.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/kernel/arch/sh/include/asm/perf_event.h b/kernel/arch/sh/include/asm/perf_event.h
new file mode 100644
index 000000000..14308bed7
--- /dev/null
+++ b/kernel/arch/sh/include/asm/perf_event.h
@@ -0,0 +1,29 @@
+#ifndef __ASM_SH_PERF_EVENT_H
+#define __ASM_SH_PERF_EVENT_H
+
+struct hw_perf_event;
+
+#define MAX_HWEVENTS 2
+
+struct sh_pmu {
+ const char *name;
+ unsigned int num_events;
+ void (*disable_all)(void);
+ void (*enable_all)(void);
+ void (*enable)(struct hw_perf_event *, int);
+ void (*disable)(struct hw_perf_event *, int);
+ u64 (*read)(int);
+ int (*event_map)(int);
+ unsigned int max_events;
+ unsigned long raw_event_mask;
+ const int (*cache_events)[PERF_COUNT_HW_CACHE_MAX]
+ [PERF_COUNT_HW_CACHE_OP_MAX]
+ [PERF_COUNT_HW_CACHE_RESULT_MAX];
+};
+
+/* arch/sh/kernel/perf_event.c */
+extern int register_sh_pmu(struct sh_pmu *);
+extern int reserve_pmc_hardware(void);
+extern void release_pmc_hardware(void);
+
+#endif /* __ASM_SH_PERF_EVENT_H */