1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright 2013, Michael Ellerman, IBM Corp. 4*4882a593Smuzhiyun */ 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun #ifndef _SELFTESTS_POWERPC_PMU_EVENT_H 7*4882a593Smuzhiyun #define _SELFTESTS_POWERPC_PMU_EVENT_H 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #include <unistd.h> 10*4882a593Smuzhiyun #include <linux/perf_event.h> 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #include "utils.h" 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun struct event { 16*4882a593Smuzhiyun struct perf_event_attr attr; 17*4882a593Smuzhiyun char *name; 18*4882a593Smuzhiyun int fd; 19*4882a593Smuzhiyun /* This must match the read_format we use */ 20*4882a593Smuzhiyun struct { 21*4882a593Smuzhiyun u64 value; 22*4882a593Smuzhiyun u64 running; 23*4882a593Smuzhiyun u64 enabled; 24*4882a593Smuzhiyun } result; 25*4882a593Smuzhiyun }; 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun void event_init(struct event *e, u64 config); 28*4882a593Smuzhiyun void event_init_named(struct event *e, u64 config, char *name); 29*4882a593Smuzhiyun void event_init_opts(struct event *e, u64 config, int type, char *name); 30*4882a593Smuzhiyun int event_open_with_options(struct event *e, pid_t pid, int cpu, int group_fd); 31*4882a593Smuzhiyun int event_open_with_group(struct event *e, int group_fd); 32*4882a593Smuzhiyun int event_open_with_pid(struct event *e, pid_t pid); 33*4882a593Smuzhiyun int event_open_with_cpu(struct event *e, int cpu); 34*4882a593Smuzhiyun int event_open(struct event *e); 35*4882a593Smuzhiyun void event_close(struct event *e); 36*4882a593Smuzhiyun int event_enable(struct event *e); 37*4882a593Smuzhiyun int event_disable(struct event *e); 38*4882a593Smuzhiyun int event_reset(struct event *e); 39*4882a593Smuzhiyun int event_read(struct event *e); 40*4882a593Smuzhiyun void event_report_justified(struct event *e, int name_width, int result_width); 41*4882a593Smuzhiyun void event_report(struct event *e); 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun #endif /* _SELFTESTS_POWERPC_PMU_EVENT_H */ 44