Gitiles
Code Review Sign In
gerrit-public.fairphone.software / kernel / msm-4.9 / 5e1eadd4e3c67a0036becdbcb0520da356cf5834 / . / drivers / devfreq / event / exynos-ppmu.h
blob: 05774c449137e39ea84efb5c7702b27f12799e01 [file] [log] [blame]
Chanwoo Choif262f282015-01-26 13:16:27 +0900[diff] [blame]1/*
2 * exynos_ppmu.h - EXYNOS PPMU header file
3 *
4 * Copyright (c) 2015 Samsung Electronics Co., Ltd.
5 * Author : Chanwoo Choi <cw00.choi@samsung.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11
12#ifndef __EXYNOS_PPMU_H__
13#define __EXYNOS_PPMU_H__
14
15enum ppmu_state {
16 PPMU_DISABLE = 0,
17 PPMU_ENABLE,
18};
19
20enum ppmu_counter {
21 PPMU_PMNCNT0 = 0,
22 PPMU_PMNCNT1,
23 PPMU_PMNCNT2,
24 PPMU_PMNCNT3,
25
26 PPMU_PMNCNT_MAX,
27};
28
Chanwoo Choi3d87b022015-07-24 13:17:24 +0900[diff] [blame]29/***
30 * PPMUv1.1 Definitions
31 */
Chanwoo Choif262f282015-01-26 13:16:27 +0900[diff] [blame]32enum ppmu_event_type {
33 PPMU_RO_BUSY_CYCLE_CNT = 0x0,
34 PPMU_WO_BUSY_CYCLE_CNT = 0x1,
35 PPMU_RW_BUSY_CYCLE_CNT = 0x2,
36 PPMU_RO_REQUEST_CNT = 0x3,
37 PPMU_WO_REQUEST_CNT = 0x4,
38 PPMU_RO_DATA_CNT = 0x5,
39 PPMU_WO_DATA_CNT = 0x6,
40 PPMU_RO_LATENCY = 0x12,
41 PPMU_WO_LATENCY = 0x16,
42};
43
44enum ppmu_reg {
45 /* PPC control register */
46 PPMU_PMNC = 0x00,
47 PPMU_CNTENS = 0x10,
48 PPMU_CNTENC = 0x20,
49 PPMU_INTENS = 0x30,
50 PPMU_INTENC = 0x40,
51 PPMU_FLAG = 0x50,
52
53 /* Cycle Counter and Performance Event Counter Register */
54 PPMU_CCNT = 0x100,
55 PPMU_PMCNT0 = 0x110,
56 PPMU_PMCNT1 = 0x120,
57 PPMU_PMCNT2 = 0x130,
58 PPMU_PMCNT3_HIGH = 0x140,
59 PPMU_PMCNT3_LOW = 0x150,
60
61 /* Bus Event Generator */
62 PPMU_BEVT0SEL = 0x1000,
63 PPMU_BEVT1SEL = 0x1100,
64 PPMU_BEVT2SEL = 0x1200,
65 PPMU_BEVT3SEL = 0x1300,
66 PPMU_COUNTER_RESET = 0x1810,
67 PPMU_READ_OVERFLOW_CNT = 0x1810,
68 PPMU_READ_UNDERFLOW_CNT = 0x1814,
69 PPMU_WRITE_OVERFLOW_CNT = 0x1850,
70 PPMU_WRITE_UNDERFLOW_CNT = 0x1854,
71 PPMU_READ_PENDING_CNT = 0x1880,
72 PPMU_WRITE_PENDING_CNT = 0x1884
73};
74
75/* PMNC register */
76#define PPMU_PMNC_CC_RESET_SHIFT 2
77#define PPMU_PMNC_COUNTER_RESET_SHIFT 1
78#define PPMU_PMNC_ENABLE_SHIFT 0
79#define PPMU_PMNC_START_MODE_MASK BIT(16)
80#define PPMU_PMNC_CC_DIVIDER_MASK BIT(3)
81#define PPMU_PMNC_CC_RESET_MASK BIT(2)
82#define PPMU_PMNC_COUNTER_RESET_MASK BIT(1)
83#define PPMU_PMNC_ENABLE_MASK BIT(0)
84
85/* CNTENS/CNTENC/INTENS/INTENC/FLAG register */
86#define PPMU_CCNT_MASK BIT(31)
87#define PPMU_PMCNT3_MASK BIT(3)
88#define PPMU_PMCNT2_MASK BIT(2)
89#define PPMU_PMCNT1_MASK BIT(1)
90#define PPMU_PMCNT0_MASK BIT(0)
91
92/* PPMU_PMNCTx/PPMU_BETxSEL registers */
93#define PPMU_PMNCT(x) (PPMU_PMCNT0 + (0x10 * x))
94#define PPMU_BEVTxSEL(x) (PPMU_BEVT0SEL + (0x100 * x))
95
Chanwoo Choi3d87b022015-07-24 13:17:24 +0900[diff] [blame]96/***
97 * PPMU_V2.0 definitions
98 */
99enum ppmu_v2_mode {
100 PPMU_V2_MODE_MANUAL = 0,
101 PPMU_V2_MODE_AUTO = 1,
102 PPMU_V2_MODE_CIG = 2, /* CIG (Conditional Interrupt Generation) */
103};
104
105enum ppmu_v2_event_type {
106 PPMU_V2_RO_DATA_CNT = 0x4,
107 PPMU_V2_WO_DATA_CNT = 0x5,
108
109 PPMU_V2_EVT3_RW_DATA_CNT = 0x22, /* Only for Event3 */
110};
111
112enum ppmu_V2_reg {
113 /* PPC control register */
114 PPMU_V2_PMNC = 0x04,
115 PPMU_V2_CNTENS = 0x08,
116 PPMU_V2_CNTENC = 0x0c,
117 PPMU_V2_INTENS = 0x10,
118 PPMU_V2_INTENC = 0x14,
119 PPMU_V2_FLAG = 0x18,
120
121 /* Cycle Counter and Performance Event Counter Register */
122 PPMU_V2_CCNT = 0x48,
123 PPMU_V2_PMCNT0 = 0x34,
124 PPMU_V2_PMCNT1 = 0x38,
125 PPMU_V2_PMCNT2 = 0x3c,
126 PPMU_V2_PMCNT3_LOW = 0x40,
127 PPMU_V2_PMCNT3_HIGH = 0x44,
128
129 /* Bus Event Generator */
130 PPMU_V2_CIG_CFG0 = 0x1c,
131 PPMU_V2_CIG_CFG1 = 0x20,
132 PPMU_V2_CIG_CFG2 = 0x24,
133 PPMU_V2_CIG_RESULT = 0x28,
134 PPMU_V2_CNT_RESET = 0x2c,
135 PPMU_V2_CNT_AUTO = 0x30,
136 PPMU_V2_CH_EV0_TYPE = 0x200,
137 PPMU_V2_CH_EV1_TYPE = 0x204,
138 PPMU_V2_CH_EV2_TYPE = 0x208,
139 PPMU_V2_CH_EV3_TYPE = 0x20c,
140 PPMU_V2_SM_ID_V = 0x220,
141 PPMU_V2_SM_ID_A = 0x224,
142 PPMU_V2_SM_OTHERS_V = 0x228,
143 PPMU_V2_SM_OTHERS_A = 0x22c,
144 PPMU_V2_INTERRUPT_RESET = 0x260,
145};
146
147/* PMNC register */
148#define PPMU_V2_PMNC_START_MODE_SHIFT 20
149#define PPMU_V2_PMNC_START_MODE_MASK (0x3 << PPMU_V2_PMNC_START_MODE_SHIFT)
150
151#define PPMU_PMNC_CC_RESET_SHIFT 2
152#define PPMU_PMNC_COUNTER_RESET_SHIFT 1
153#define PPMU_PMNC_ENABLE_SHIFT 0
154#define PPMU_PMNC_START_MODE_MASK BIT(16)
155#define PPMU_PMNC_CC_DIVIDER_MASK BIT(3)
156#define PPMU_PMNC_CC_RESET_MASK BIT(2)
157#define PPMU_PMNC_COUNTER_RESET_MASK BIT(1)
158#define PPMU_PMNC_ENABLE_MASK BIT(0)
159
160#define PPMU_V2_PMNCT(x) (PPMU_V2_PMCNT0 + (0x4 * x))
161#define PPMU_V2_CH_EVx_TYPE(x) (PPMU_V2_CH_EV0_TYPE + (0x4 * x))
162
Chanwoo Choif262f282015-01-26 13:16:27 +0900[diff] [blame]163#endif /* __EXYNOS_PPMU_H__ */