1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef LINUX_POWERPC_PERF_HV_COMMON_H_
 3#define LINUX_POWERPC_PERF_HV_COMMON_H_
 4
 5#include <linux/perf_event.h>
 6#include <linux/types.h>
 7
 8struct hv_perf_caps {
 9	u16 version;
10	u16 collect_privileged:1,
11	    ga:1,
12	    expanded:1,
13	    lab:1,
14	    unused:12;
15};
16
17unsigned long hv_perf_caps_get(struct hv_perf_caps *caps);
18
19
20#define EVENT_DEFINE_RANGE_FORMAT(name, attr_var, bit_start, bit_end)	\
21PMU_FORMAT_ATTR(name, #attr_var ":" #bit_start "-" #bit_end);		\
22EVENT_DEFINE_RANGE(name, attr_var, bit_start, bit_end)
23
24/*
25 * The EVENT_DEFINE_RANGE_FORMAT() macro above includes helper functions
26 * for the fields (eg: event_get_starting_index()). For some fields we
27 * need the bit-range definition, but no the helper functions. Define a
28 * lite version of the above macro without the helpers and silence
29 * compiler warnings unused static functions.
30 */
31#define EVENT_DEFINE_RANGE_FORMAT_LITE(name, attr_var, bit_start, bit_end) \
32PMU_FORMAT_ATTR(name, #attr_var ":" #bit_start "-" #bit_end);
33
34#define EVENT_DEFINE_RANGE(name, attr_var, bit_start, bit_end)	\
35static u64 event_get_##name##_max(void)					\
36{									\
37	BUILD_BUG_ON((bit_start > bit_end)				\
38		    || (bit_end >= (sizeof(1ull) * 8)));		\
39	return (((1ull << (bit_end - bit_start)) - 1) << 1) + 1;	\
40}									\
41static u64 event_get_##name(struct perf_event *event)			\
42{									\
43	return (event->attr.attr_var >> (bit_start)) &			\
44		event_get_##name##_max();				\
45}
46
47#endif

 
 1#ifndef LINUX_POWERPC_PERF_HV_COMMON_H_
 2#define LINUX_POWERPC_PERF_HV_COMMON_H_
 3
 4#include <linux/perf_event.h>
 5#include <linux/types.h>
 6
 7struct hv_perf_caps {
 8	u16 version;
 9	u16 collect_privileged:1,
10	    ga:1,
11	    expanded:1,
12	    lab:1,
13	    unused:12;
14};
15
16unsigned long hv_perf_caps_get(struct hv_perf_caps *caps);
17
18
19#define EVENT_DEFINE_RANGE_FORMAT(name, attr_var, bit_start, bit_end)	\
20PMU_FORMAT_ATTR(name, #attr_var ":" #bit_start "-" #bit_end);		\
21EVENT_DEFINE_RANGE(name, attr_var, bit_start, bit_end)
22
23/*
24 * The EVENT_DEFINE_RANGE_FORMAT() macro above includes helper functions
25 * for the fields (eg: event_get_starting_index()). For some fields we
26 * need the bit-range definition, but no the helper functions. Define a
27 * lite version of the above macro without the helpers and silence
28 * compiler warnings unused static functions.
29 */
30#define EVENT_DEFINE_RANGE_FORMAT_LITE(name, attr_var, bit_start, bit_end) \
31PMU_FORMAT_ATTR(name, #attr_var ":" #bit_start "-" #bit_end);
32
33#define EVENT_DEFINE_RANGE(name, attr_var, bit_start, bit_end)	\
34static u64 event_get_##name##_max(void)					\
35{									\
36	BUILD_BUG_ON((bit_start > bit_end)				\
37		    || (bit_end >= (sizeof(1ull) * 8)));		\
38	return (((1ull << (bit_end - bit_start)) - 1) << 1) + 1;	\
39}									\
40static u64 event_get_##name(struct perf_event *event)			\
41{									\
42	return (event->attr.attr_var >> (bit_start)) &			\
43		event_get_##name##_max();				\
44}
45
46#endif