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9#ifndef _ASM_S390_PERF_EVENT_H
10#define _ASM_S390_PERF_EVENT_H
11
12#include <linux/perf_event.h>
13#include <linux/device.h>
14#include <asm/cpu_mf.h>
15
16
17#define PMU_F_RESERVED 0x1000
18#define PMU_F_ENABLED 0x2000
19#define PMU_F_IN_USE 0x4000
20#define PMU_F_ERR_IBE 0x0100
21#define PMU_F_ERR_LSDA 0x0200
22#define PMU_F_ERR_MASK (PMU_F_ERR_IBE|PMU_F_ERR_LSDA)
23
24
25extern __init const struct attribute_group **cpumf_cf_event_group(void);
26extern ssize_t cpumf_events_sysfs_show(struct device *dev,
27 struct device_attribute *attr,
28 char *page);
29#define EVENT_VAR(_cat, _name) event_attr_##_cat##_##_name
30#define EVENT_PTR(_cat, _name) (&EVENT_VAR(_cat, _name).attr.attr)
31
32#define CPUMF_EVENT_ATTR(cat, name, id) \
33 PMU_EVENT_ATTR(name, EVENT_VAR(cat, name), id, cpumf_events_sysfs_show)
34#define CPUMF_EVENT_PTR(cat, name) EVENT_PTR(cat, name)
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37
38struct pt_regs;
39extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
40extern unsigned long perf_misc_flags(struct pt_regs *regs);
41#define perf_misc_flags(regs) perf_misc_flags(regs)
42
43
44struct perf_sf_sde_regs {
45 unsigned char in_guest:1;
46 unsigned long reserved:63;
47};
48
49
50#define PERF_CPUM_CF_MAX_CTR 256
51
52
53#define PERF_CPUM_SF_MAX_CTR 2
54#define PERF_EVENT_CPUM_SF 0xB0000UL
55#define PERF_EVENT_CPUM_SF_DIAG 0xBD000UL
56#define PERF_CPUM_SF_BASIC_MODE 0x0001
57#define PERF_CPUM_SF_DIAG_MODE 0x0002
58#define PERF_CPUM_SF_MODE_MASK (PERF_CPUM_SF_BASIC_MODE| \
59 PERF_CPUM_SF_DIAG_MODE)
60#define PERF_CPUM_SF_FULL_BLOCKS 0x0004
61
62#define REG_NONE 0
63#define REG_OVERFLOW 1
64#define OVERFLOW_REG(hwc) ((hwc)->extra_reg.config)
65#define SFB_ALLOC_REG(hwc) ((hwc)->extra_reg.alloc)
66#define RAWSAMPLE_REG(hwc) ((hwc)->config)
67#define TEAR_REG(hwc) ((hwc)->last_tag)
68#define SAMPL_RATE(hwc) ((hwc)->event_base)
69#define SAMPL_FLAGS(hwc) ((hwc)->config_base)
70#define SAMPL_DIAG_MODE(hwc) (SAMPL_FLAGS(hwc) & PERF_CPUM_SF_DIAG_MODE)
71#define SDB_FULL_BLOCKS(hwc) (SAMPL_FLAGS(hwc) & PERF_CPUM_SF_FULL_BLOCKS)
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76
77struct sf_raw_sample {
78#define SF_RAW_SAMPLE_BASIC PERF_CPUM_SF_BASIC_MODE
79#define SF_RAW_SAMPLE_DIAG PERF_CPUM_SF_DIAG_MODE
80 u64 format;
81 u32 size;
82 u16 bsdes;
83 u16 dsdes;
84 struct hws_basic_entry basic;
85 struct hws_diag_entry diag;
86 u8 padding[];
87} __packed;
88
89#endif
90