linux_dsm_epyc7002/tools/testing/selftests/powerpc/pmu/event.h
Thomas Gleixner f50a7f3d92 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 191
Based on 1 normalized pattern(s):

  licensed under gplv2

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 99 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528170027.163048684@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:21 -07:00

44 lines
1.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2013, Michael Ellerman, IBM Corp.
*/
#ifndef _SELFTESTS_POWERPC_PMU_EVENT_H
#define _SELFTESTS_POWERPC_PMU_EVENT_H
#include <unistd.h>
#include <linux/perf_event.h>
#include "utils.h"
struct event {
struct perf_event_attr attr;
char *name;
int fd;
/* This must match the read_format we use */
struct {
u64 value;
u64 running;
u64 enabled;
} result;
};
void event_init(struct event *e, u64 config);
void event_init_named(struct event *e, u64 config, char *name);
void event_init_opts(struct event *e, u64 config, int type, char *name);
int event_open_with_options(struct event *e, pid_t pid, int cpu, int group_fd);
int event_open_with_group(struct event *e, int group_fd);
int event_open_with_pid(struct event *e, pid_t pid);
int event_open_with_cpu(struct event *e, int cpu);
int event_open(struct event *e);
void event_close(struct event *e);
int event_enable(struct event *e);
int event_disable(struct event *e);
int event_reset(struct event *e);
int event_read(struct event *e);
void event_report_justified(struct event *e, int name_width, int result_width);
void event_report(struct event *e);
#endif /* _SELFTESTS_POWERPC_PMU_EVENT_H */