1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * exynos_ppmu.h - Exynos PPMU header file 4 * 5 * Copyright (c) 2015 Samsung Electronics Co., Ltd. 6 * Author : Chanwoo Choi <cw00.choi@samsung.com> 7 */ 8 9 #ifndef __EXYNOS_PPMU_H__ 10 #define __EXYNOS_PPMU_H__ 11 12 enum ppmu_state { 13 PPMU_DISABLE = 0, 14 PPMU_ENABLE, 15 }; 16 17 enum ppmu_counter { 18 PPMU_PMNCNT0 = 0, 19 PPMU_PMNCNT1, 20 PPMU_PMNCNT2, 21 PPMU_PMNCNT3, 22 23 PPMU_PMNCNT_MAX, 24 }; 25 26 /*** 27 * PPMUv1.1 Definitions 28 */ 29 enum ppmu_event_type { 30 PPMU_RO_BUSY_CYCLE_CNT = 0x0, 31 PPMU_WO_BUSY_CYCLE_CNT = 0x1, 32 PPMU_RW_BUSY_CYCLE_CNT = 0x2, 33 PPMU_RO_REQUEST_CNT = 0x3, 34 PPMU_WO_REQUEST_CNT = 0x4, 35 PPMU_RO_DATA_CNT = 0x5, 36 PPMU_WO_DATA_CNT = 0x6, 37 PPMU_RO_LATENCY = 0x12, 38 PPMU_WO_LATENCY = 0x16, 39 }; 40 41 enum ppmu_reg { 42 /* PPC control register */ 43 PPMU_PMNC = 0x00, 44 PPMU_CNTENS = 0x10, 45 PPMU_CNTENC = 0x20, 46 PPMU_INTENS = 0x30, 47 PPMU_INTENC = 0x40, 48 PPMU_FLAG = 0x50, 49 50 /* Cycle Counter and Performance Event Counter Register */ 51 PPMU_CCNT = 0x100, 52 PPMU_PMCNT0 = 0x110, 53 PPMU_PMCNT1 = 0x120, 54 PPMU_PMCNT2 = 0x130, 55 PPMU_PMCNT3_HIGH = 0x140, 56 PPMU_PMCNT3_LOW = 0x150, 57 58 /* Bus Event Generator */ 59 PPMU_BEVT0SEL = 0x1000, 60 PPMU_BEVT1SEL = 0x1100, 61 PPMU_BEVT2SEL = 0x1200, 62 PPMU_BEVT3SEL = 0x1300, 63 PPMU_COUNTER_RESET = 0x1810, 64 PPMU_READ_OVERFLOW_CNT = 0x1810, 65 PPMU_READ_UNDERFLOW_CNT = 0x1814, 66 PPMU_WRITE_OVERFLOW_CNT = 0x1850, 67 PPMU_WRITE_UNDERFLOW_CNT = 0x1854, 68 PPMU_READ_PENDING_CNT = 0x1880, 69 PPMU_WRITE_PENDING_CNT = 0x1884 70 }; 71 72 /* PMNC register */ 73 #define PPMU_PMNC_CC_RESET_SHIFT 2 74 #define PPMU_PMNC_COUNTER_RESET_SHIFT 1 75 #define PPMU_PMNC_ENABLE_SHIFT 0 76 #define PPMU_PMNC_START_MODE_MASK BIT(16) 77 #define PPMU_PMNC_CC_DIVIDER_MASK BIT(3) 78 #define PPMU_PMNC_CC_RESET_MASK BIT(2) 79 #define PPMU_PMNC_COUNTER_RESET_MASK BIT(1) 80 #define PPMU_PMNC_ENABLE_MASK BIT(0) 81 82 /* CNTENS/CNTENC/INTENS/INTENC/FLAG register */ 83 #define PPMU_CCNT_MASK BIT(31) 84 #define PPMU_PMCNT3_MASK BIT(3) 85 #define PPMU_PMCNT2_MASK BIT(2) 86 #define PPMU_PMCNT1_MASK BIT(1) 87 #define PPMU_PMCNT0_MASK BIT(0) 88 89 /* PPMU_PMNCTx/PPMU_BETxSEL registers */ 90 #define PPMU_PMNCT(x) (PPMU_PMCNT0 + (0x10 * x)) 91 #define PPMU_BEVTxSEL(x) (PPMU_BEVT0SEL + (0x100 * x)) 92 93 /*** 94 * PPMU_V2.0 definitions 95 */ 96 enum ppmu_v2_mode { 97 PPMU_V2_MODE_MANUAL = 0, 98 PPMU_V2_MODE_AUTO = 1, 99 PPMU_V2_MODE_CIG = 2, /* CIG (Conditional Interrupt Generation) */ 100 }; 101 102 enum ppmu_v2_event_type { 103 PPMU_V2_RO_DATA_CNT = 0x4, 104 PPMU_V2_WO_DATA_CNT = 0x5, 105 106 PPMU_V2_EVT3_RW_DATA_CNT = 0x22, /* Only for Event3 */ 107 }; 108 109 enum ppmu_V2_reg { 110 /* PPC control register */ 111 PPMU_V2_PMNC = 0x04, 112 PPMU_V2_CNTENS = 0x08, 113 PPMU_V2_CNTENC = 0x0c, 114 PPMU_V2_INTENS = 0x10, 115 PPMU_V2_INTENC = 0x14, 116 PPMU_V2_FLAG = 0x18, 117 118 /* Cycle Counter and Performance Event Counter Register */ 119 PPMU_V2_CCNT = 0x48, 120 PPMU_V2_PMCNT0 = 0x34, 121 PPMU_V2_PMCNT1 = 0x38, 122 PPMU_V2_PMCNT2 = 0x3c, 123 PPMU_V2_PMCNT3_LOW = 0x40, 124 PPMU_V2_PMCNT3_HIGH = 0x44, 125 126 /* Bus Event Generator */ 127 PPMU_V2_CIG_CFG0 = 0x1c, 128 PPMU_V2_CIG_CFG1 = 0x20, 129 PPMU_V2_CIG_CFG2 = 0x24, 130 PPMU_V2_CIG_RESULT = 0x28, 131 PPMU_V2_CNT_RESET = 0x2c, 132 PPMU_V2_CNT_AUTO = 0x30, 133 PPMU_V2_CH_EV0_TYPE = 0x200, 134 PPMU_V2_CH_EV1_TYPE = 0x204, 135 PPMU_V2_CH_EV2_TYPE = 0x208, 136 PPMU_V2_CH_EV3_TYPE = 0x20c, 137 PPMU_V2_SM_ID_V = 0x220, 138 PPMU_V2_SM_ID_A = 0x224, 139 PPMU_V2_SM_OTHERS_V = 0x228, 140 PPMU_V2_SM_OTHERS_A = 0x22c, 141 PPMU_V2_INTERRUPT_RESET = 0x260, 142 }; 143 144 /* PMNC register */ 145 #define PPMU_V2_PMNC_START_MODE_SHIFT 20 146 #define PPMU_V2_PMNC_START_MODE_MASK (0x3 << PPMU_V2_PMNC_START_MODE_SHIFT) 147 148 #define PPMU_PMNC_CC_RESET_SHIFT 2 149 #define PPMU_PMNC_COUNTER_RESET_SHIFT 1 150 #define PPMU_PMNC_ENABLE_SHIFT 0 151 #define PPMU_PMNC_START_MODE_MASK BIT(16) 152 #define PPMU_PMNC_CC_DIVIDER_MASK BIT(3) 153 #define PPMU_PMNC_CC_RESET_MASK BIT(2) 154 #define PPMU_PMNC_COUNTER_RESET_MASK BIT(1) 155 #define PPMU_PMNC_ENABLE_MASK BIT(0) 156 157 #define PPMU_V2_PMNCT(x) (PPMU_V2_PMCNT0 + (0x4 * x)) 158 #define PPMU_V2_CH_EVx_TYPE(x) (PPMU_V2_CH_EV0_TYPE + (0x4 * x)) 159 160 #endif /* __EXYNOS_PPMU_H__ */ 161