1 /* 2 * Copyright (C) 2021 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included 12 * in all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 18 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 19 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 20 */ 21 #ifndef __AMDGPU_MCA_H__ 22 #define __AMDGPU_MCA_H__ 23 24 #include "amdgpu_ras.h" 25 26 #define MCA_MAX_REGS_COUNT (16) 27 28 #define MCA_REG_FIELD(x, h, l) (((x) & GENMASK_ULL(h, l)) >> l) 29 #define MCA_REG__STATUS__VAL(x) MCA_REG_FIELD(x, 63, 63) 30 #define MCA_REG__STATUS__OVERFLOW(x) MCA_REG_FIELD(x, 62, 62) 31 #define MCA_REG__STATUS__UC(x) MCA_REG_FIELD(x, 61, 61) 32 #define MCA_REG__STATUS__EN(x) MCA_REG_FIELD(x, 60, 60) 33 #define MCA_REG__STATUS__MISCV(x) MCA_REG_FIELD(x, 59, 59) 34 #define MCA_REG__STATUS__ADDRV(x) MCA_REG_FIELD(x, 58, 58) 35 #define MCA_REG__STATUS__PCC(x) MCA_REG_FIELD(x, 57, 57) 36 #define MCA_REG__STATUS__ERRCOREIDVAL(x) MCA_REG_FIELD(x, 56, 56) 37 #define MCA_REG__STATUS__TCC(x) MCA_REG_FIELD(x, 55, 55) 38 #define MCA_REG__STATUS__SYNDV(x) MCA_REG_FIELD(x, 53, 53) 39 #define MCA_REG__STATUS__CECC(x) MCA_REG_FIELD(x, 46, 46) 40 #define MCA_REG__STATUS__UECC(x) MCA_REG_FIELD(x, 45, 45) 41 #define MCA_REG__STATUS__DEFERRED(x) MCA_REG_FIELD(x, 44, 44) 42 #define MCA_REG__STATUS__POISON(x) MCA_REG_FIELD(x, 43, 43) 43 #define MCA_REG__STATUS__SCRUB(x) MCA_REG_FIELD(x, 40, 40) 44 #define MCA_REG__STATUS__ERRCOREID(x) MCA_REG_FIELD(x, 37, 32) 45 #define MCA_REG__STATUS__ADDRLSB(x) MCA_REG_FIELD(x, 29, 24) 46 #define MCA_REG__STATUS__ERRORCODEEXT(x) MCA_REG_FIELD(x, 21, 16) 47 #define MCA_REG__STATUS__ERRORCODE(x) MCA_REG_FIELD(x, 15, 0) 48 49 enum amdgpu_mca_ip { 50 AMDGPU_MCA_IP_UNKNOW = -1, 51 AMDGPU_MCA_IP_PSP = 0, 52 AMDGPU_MCA_IP_SDMA, 53 AMDGPU_MCA_IP_GC, 54 AMDGPU_MCA_IP_SMU, 55 AMDGPU_MCA_IP_MP5, 56 AMDGPU_MCA_IP_UMC, 57 AMDGPU_MCA_IP_PCS_XGMI, 58 AMDGPU_MCA_IP_COUNT, 59 }; 60 61 enum amdgpu_mca_error_type { 62 AMDGPU_MCA_ERROR_TYPE_UE = 0, 63 AMDGPU_MCA_ERROR_TYPE_CE, 64 }; 65 66 struct amdgpu_mca_ras_block { 67 struct amdgpu_ras_block_object ras_block; 68 }; 69 70 struct amdgpu_mca_ras { 71 struct ras_common_if *ras_if; 72 struct amdgpu_mca_ras_block *ras; 73 }; 74 75 struct amdgpu_mca { 76 struct amdgpu_mca_ras mp0; 77 struct amdgpu_mca_ras mp1; 78 struct amdgpu_mca_ras mpio; 79 const struct amdgpu_mca_smu_funcs *mca_funcs; 80 }; 81 82 enum mca_reg_idx { 83 MCA_REG_IDX_STATUS = 1, 84 MCA_REG_IDX_ADDR = 2, 85 MCA_REG_IDX_MISC0 = 3, 86 MCA_REG_IDX_IPID = 5, 87 MCA_REG_IDX_SYND = 6, 88 MCA_REG_IDX_COUNT = 16, 89 }; 90 91 struct mca_bank_info { 92 int socket_id; 93 int aid; 94 int hwid; 95 int mcatype; 96 }; 97 98 struct mca_bank_entry { 99 int idx; 100 enum amdgpu_mca_error_type type; 101 enum amdgpu_mca_ip ip; 102 struct mca_bank_info info; 103 uint64_t regs[MCA_MAX_REGS_COUNT]; 104 }; 105 106 struct mca_bank_node { 107 struct mca_bank_entry entry; 108 struct list_head node; 109 }; 110 111 struct mca_bank_set { 112 int nr_entries; 113 struct list_head list; 114 }; 115 116 struct amdgpu_mca_smu_funcs { 117 int max_ue_count; 118 int max_ce_count; 119 int (*mca_set_debug_mode)(struct amdgpu_device *adev, bool enable); 120 int (*mca_get_ras_mca_set)(struct amdgpu_device *adev, enum amdgpu_ras_block blk, enum amdgpu_mca_error_type type, 121 struct mca_bank_set *mca_set); 122 int (*mca_parse_mca_error_count)(struct amdgpu_device *adev, enum amdgpu_ras_block blk, enum amdgpu_mca_error_type type, 123 struct mca_bank_entry *entry, uint32_t *count); 124 int (*mca_get_valid_mca_count)(struct amdgpu_device *adev, enum amdgpu_mca_error_type type, 125 uint32_t *count); 126 int (*mca_get_mca_entry)(struct amdgpu_device *adev, enum amdgpu_mca_error_type type, 127 int idx, struct mca_bank_entry *entry); 128 }; 129 130 void amdgpu_mca_query_correctable_error_count(struct amdgpu_device *adev, 131 uint64_t mc_status_addr, 132 unsigned long *error_count); 133 134 void amdgpu_mca_query_uncorrectable_error_count(struct amdgpu_device *adev, 135 uint64_t mc_status_addr, 136 unsigned long *error_count); 137 138 void amdgpu_mca_reset_error_count(struct amdgpu_device *adev, 139 uint64_t mc_status_addr); 140 141 void amdgpu_mca_query_ras_error_count(struct amdgpu_device *adev, 142 uint64_t mc_status_addr, 143 void *ras_error_status); 144 int amdgpu_mca_mp0_ras_sw_init(struct amdgpu_device *adev); 145 int amdgpu_mca_mp1_ras_sw_init(struct amdgpu_device *adev); 146 int amdgpu_mca_mpio_ras_sw_init(struct amdgpu_device *adev); 147 148 void amdgpu_mca_smu_init_funcs(struct amdgpu_device *adev, const struct amdgpu_mca_smu_funcs *mca_funcs); 149 int amdgpu_mca_smu_set_debug_mode(struct amdgpu_device *adev, bool enable); 150 int amdgpu_mca_smu_get_valid_mca_count(struct amdgpu_device *adev, enum amdgpu_mca_error_type type, uint32_t *count); 151 int amdgpu_mca_smu_get_mca_set_error_count(struct amdgpu_device *adev, enum amdgpu_ras_block blk, 152 enum amdgpu_mca_error_type type, uint32_t *total); 153 int amdgpu_mca_smu_get_error_count(struct amdgpu_device *adev, enum amdgpu_ras_block blk, 154 enum amdgpu_mca_error_type type, uint32_t *count); 155 int amdgpu_mca_smu_parse_mca_error_count(struct amdgpu_device *adev, enum amdgpu_ras_block blk, 156 enum amdgpu_mca_error_type type, struct mca_bank_entry *entry, uint32_t *count); 157 int amdgpu_mca_smu_get_mca_set(struct amdgpu_device *adev, enum amdgpu_ras_block blk, 158 enum amdgpu_mca_error_type type, struct mca_bank_set *mca_set); 159 int amdgpu_mca_smu_get_mca_entry(struct amdgpu_device *adev, enum amdgpu_mca_error_type type, 160 int idx, struct mca_bank_entry *entry); 161 162 void amdgpu_mca_smu_debugfs_init(struct amdgpu_device *adev, struct dentry *root); 163 164 void amdgpu_mca_bank_set_init(struct mca_bank_set *mca_set); 165 int amdgpu_mca_bank_set_add_entry(struct mca_bank_set *mca_set, struct mca_bank_entry *entry); 166 void amdgpu_mca_bank_set_release(struct mca_bank_set *mca_set); 167 int amdgpu_mca_smu_log_ras_error(struct amdgpu_device *adev, enum amdgpu_ras_block blk, enum amdgpu_mca_error_type type, struct ras_err_data *err_data); 168 169 #endif 170