1 /* 2 * Copyright 2018 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 in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * 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) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * 23 */ 24 #ifndef _AMDGPU_RAS_H 25 #define _AMDGPU_RAS_H 26 27 #include <linux/debugfs.h> 28 #include <linux/list.h> 29 #include "ta_ras_if.h" 30 #include "amdgpu_ras_eeprom.h" 31 32 struct amdgpu_iv_entry; 33 34 #define AMDGPU_RAS_FLAG_INIT_BY_VBIOS (0x1 << 0) 35 /* position of instance value in sub_block_index of 36 * ta_ras_trigger_error_input, the sub block uses lower 12 bits 37 */ 38 #define AMDGPU_RAS_INST_MASK 0xfffff000 39 #define AMDGPU_RAS_INST_SHIFT 0xc 40 41 enum amdgpu_ras_block { 42 AMDGPU_RAS_BLOCK__UMC = 0, 43 AMDGPU_RAS_BLOCK__SDMA, 44 AMDGPU_RAS_BLOCK__GFX, 45 AMDGPU_RAS_BLOCK__MMHUB, 46 AMDGPU_RAS_BLOCK__ATHUB, 47 AMDGPU_RAS_BLOCK__PCIE_BIF, 48 AMDGPU_RAS_BLOCK__HDP, 49 AMDGPU_RAS_BLOCK__XGMI_WAFL, 50 AMDGPU_RAS_BLOCK__DF, 51 AMDGPU_RAS_BLOCK__SMN, 52 AMDGPU_RAS_BLOCK__SEM, 53 AMDGPU_RAS_BLOCK__MP0, 54 AMDGPU_RAS_BLOCK__MP1, 55 AMDGPU_RAS_BLOCK__FUSE, 56 AMDGPU_RAS_BLOCK__MCA, 57 AMDGPU_RAS_BLOCK__VCN, 58 AMDGPU_RAS_BLOCK__JPEG, 59 60 AMDGPU_RAS_BLOCK__LAST 61 }; 62 63 enum amdgpu_ras_mca_block { 64 AMDGPU_RAS_MCA_BLOCK__MP0 = 0, 65 AMDGPU_RAS_MCA_BLOCK__MP1, 66 AMDGPU_RAS_MCA_BLOCK__MPIO, 67 AMDGPU_RAS_MCA_BLOCK__IOHC, 68 69 AMDGPU_RAS_MCA_BLOCK__LAST 70 }; 71 72 #define AMDGPU_RAS_BLOCK_COUNT AMDGPU_RAS_BLOCK__LAST 73 #define AMDGPU_RAS_MCA_BLOCK_COUNT AMDGPU_RAS_MCA_BLOCK__LAST 74 #define AMDGPU_RAS_BLOCK_MASK ((1ULL << AMDGPU_RAS_BLOCK_COUNT) - 1) 75 76 enum amdgpu_ras_gfx_subblock { 77 /* CPC */ 78 AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START = 0, 79 AMDGPU_RAS_BLOCK__GFX_CPC_SCRATCH = 80 AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START, 81 AMDGPU_RAS_BLOCK__GFX_CPC_UCODE, 82 AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME1, 83 AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME1, 84 AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME1, 85 AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME2, 86 AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME2, 87 AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2, 88 AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_END = 89 AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2, 90 /* CPF */ 91 AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START, 92 AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME2 = 93 AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START, 94 AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME1, 95 AMDGPU_RAS_BLOCK__GFX_CPF_TAG, 96 AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPF_TAG, 97 /* CPG */ 98 AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START, 99 AMDGPU_RAS_BLOCK__GFX_CPG_DMA_ROQ = 100 AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START, 101 AMDGPU_RAS_BLOCK__GFX_CPG_DMA_TAG, 102 AMDGPU_RAS_BLOCK__GFX_CPG_TAG, 103 AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPG_TAG, 104 /* GDS */ 105 AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START, 106 AMDGPU_RAS_BLOCK__GFX_GDS_MEM = AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START, 107 AMDGPU_RAS_BLOCK__GFX_GDS_INPUT_QUEUE, 108 AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_CMD_RAM_MEM, 109 AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_DATA_RAM_MEM, 110 AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM, 111 AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_END = 112 AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM, 113 /* SPI */ 114 AMDGPU_RAS_BLOCK__GFX_SPI_SR_MEM, 115 /* SQ */ 116 AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START, 117 AMDGPU_RAS_BLOCK__GFX_SQ_SGPR = AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START, 118 AMDGPU_RAS_BLOCK__GFX_SQ_LDS_D, 119 AMDGPU_RAS_BLOCK__GFX_SQ_LDS_I, 120 AMDGPU_RAS_BLOCK__GFX_SQ_VGPR, 121 AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_END = AMDGPU_RAS_BLOCK__GFX_SQ_VGPR, 122 /* SQC (3 ranges) */ 123 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START, 124 /* SQC range 0 */ 125 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START = 126 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START, 127 AMDGPU_RAS_BLOCK__GFX_SQC_INST_UTCL1_LFIFO = 128 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START, 129 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_WRITE_DATA_BUF, 130 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_UTCL1_LFIFO, 131 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_WRITE_DATA_BUF, 132 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_UTCL1_LFIFO, 133 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_WRITE_DATA_BUF, 134 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO, 135 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_END = 136 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO, 137 /* SQC range 1 */ 138 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START, 139 AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_TAG_RAM = 140 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START, 141 AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_UTCL1_MISS_FIFO, 142 AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_MISS_FIFO, 143 AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_BANK_RAM, 144 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_TAG_RAM, 145 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_HIT_FIFO, 146 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_MISS_FIFO, 147 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_DIRTY_BIT_RAM, 148 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM, 149 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_END = 150 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM, 151 /* SQC range 2 */ 152 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START, 153 AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_TAG_RAM = 154 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START, 155 AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_UTCL1_MISS_FIFO, 156 AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_MISS_FIFO, 157 AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_BANK_RAM, 158 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_TAG_RAM, 159 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_HIT_FIFO, 160 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_MISS_FIFO, 161 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_DIRTY_BIT_RAM, 162 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM, 163 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END = 164 AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM, 165 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_END = 166 AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END, 167 /* TA */ 168 AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START, 169 AMDGPU_RAS_BLOCK__GFX_TA_FS_DFIFO = 170 AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START, 171 AMDGPU_RAS_BLOCK__GFX_TA_FS_AFIFO, 172 AMDGPU_RAS_BLOCK__GFX_TA_FL_LFIFO, 173 AMDGPU_RAS_BLOCK__GFX_TA_FX_LFIFO, 174 AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO, 175 AMDGPU_RAS_BLOCK__GFX_TA_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO, 176 /* TCA */ 177 AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START, 178 AMDGPU_RAS_BLOCK__GFX_TCA_HOLE_FIFO = 179 AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START, 180 AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO, 181 AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_END = 182 AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO, 183 /* TCC (5 sub-ranges) */ 184 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START, 185 /* TCC range 0 */ 186 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START = 187 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START, 188 AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA = 189 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START, 190 AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_0_1, 191 AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_0, 192 AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_1, 193 AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_0, 194 AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_1, 195 AMDGPU_RAS_BLOCK__GFX_TCC_HIGH_RATE_TAG, 196 AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG, 197 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_END = 198 AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG, 199 /* TCC range 1 */ 200 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START, 201 AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_DEC = 202 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START, 203 AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER, 204 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_END = 205 AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER, 206 /* TCC range 2 */ 207 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START, 208 AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_DATA = 209 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START, 210 AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_CONTROL, 211 AMDGPU_RAS_BLOCK__GFX_TCC_UC_ATOMIC_FIFO, 212 AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_RETURN, 213 AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_CACHE_READ, 214 AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO, 215 AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO_NEXT_RAM, 216 AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO, 217 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_END = 218 AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO, 219 /* TCC range 3 */ 220 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START, 221 AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO = 222 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START, 223 AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM, 224 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_END = 225 AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM, 226 /* TCC range 4 */ 227 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START, 228 AMDGPU_RAS_BLOCK__GFX_TCC_WRRET_TAG_WRITE_RETURN = 229 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START, 230 AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER, 231 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END = 232 AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER, 233 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_END = 234 AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END, 235 /* TCI */ 236 AMDGPU_RAS_BLOCK__GFX_TCI_WRITE_RAM, 237 /* TCP */ 238 AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START, 239 AMDGPU_RAS_BLOCK__GFX_TCP_CACHE_RAM = 240 AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START, 241 AMDGPU_RAS_BLOCK__GFX_TCP_LFIFO_RAM, 242 AMDGPU_RAS_BLOCK__GFX_TCP_CMD_FIFO, 243 AMDGPU_RAS_BLOCK__GFX_TCP_VM_FIFO, 244 AMDGPU_RAS_BLOCK__GFX_TCP_DB_RAM, 245 AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO0, 246 AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1, 247 AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_END = 248 AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1, 249 /* TD */ 250 AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START, 251 AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_LO = 252 AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START, 253 AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_HI, 254 AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO, 255 AMDGPU_RAS_BLOCK__GFX_TD_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO, 256 /* EA (3 sub-ranges) */ 257 AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START, 258 /* EA range 0 */ 259 AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START = 260 AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START, 261 AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_CMDMEM = 262 AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START, 263 AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_CMDMEM, 264 AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_DATAMEM, 265 AMDGPU_RAS_BLOCK__GFX_EA_RRET_TAGMEM, 266 AMDGPU_RAS_BLOCK__GFX_EA_WRET_TAGMEM, 267 AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_CMDMEM, 268 AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_CMDMEM, 269 AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM, 270 AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_END = 271 AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM, 272 /* EA range 1 */ 273 AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START, 274 AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_PAGEMEM = 275 AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START, 276 AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_PAGEMEM, 277 AMDGPU_RAS_BLOCK__GFX_EA_IORD_CMDMEM, 278 AMDGPU_RAS_BLOCK__GFX_EA_IOWR_CMDMEM, 279 AMDGPU_RAS_BLOCK__GFX_EA_IOWR_DATAMEM, 280 AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_PAGEMEM, 281 AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM, 282 AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_END = 283 AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM, 284 /* EA range 2 */ 285 AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START, 286 AMDGPU_RAS_BLOCK__GFX_EA_MAM_D0MEM = 287 AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START, 288 AMDGPU_RAS_BLOCK__GFX_EA_MAM_D1MEM, 289 AMDGPU_RAS_BLOCK__GFX_EA_MAM_D2MEM, 290 AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM, 291 AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END = 292 AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM, 293 AMDGPU_RAS_BLOCK__GFX_EA_INDEX_END = 294 AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END, 295 /* UTC VM L2 bank */ 296 AMDGPU_RAS_BLOCK__UTC_VML2_BANK_CACHE, 297 /* UTC VM walker */ 298 AMDGPU_RAS_BLOCK__UTC_VML2_WALKER, 299 /* UTC ATC L2 2MB cache */ 300 AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_2M_BANK, 301 /* UTC ATC L2 4KB cache */ 302 AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_4K_BANK, 303 AMDGPU_RAS_BLOCK__GFX_MAX 304 }; 305 306 enum amdgpu_ras_error_type { 307 AMDGPU_RAS_ERROR__NONE = 0, 308 AMDGPU_RAS_ERROR__PARITY = 1, 309 AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE = 2, 310 AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE = 4, 311 AMDGPU_RAS_ERROR__POISON = 8, 312 }; 313 314 enum amdgpu_ras_ret { 315 AMDGPU_RAS_SUCCESS = 0, 316 AMDGPU_RAS_FAIL, 317 AMDGPU_RAS_UE, 318 AMDGPU_RAS_CE, 319 AMDGPU_RAS_PT, 320 }; 321 322 /* ras error status reisger fields */ 323 #define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG__SHIFT 0x0 324 #define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG_MASK 0x00000001L 325 #define ERR_STATUS_LO__MEMORY_ID__SHIFT 0x18 326 #define ERR_STATUS_LO__MEMORY_ID_MASK 0xFF000000L 327 #define ERR_STATUS_HI__ERR_INFO_VALID_FLAG__SHIFT 0x2 328 #define ERR_STATUS_HI__ERR_INFO_VALID_FLAG_MASK 0x00000004L 329 #define ERR_STATUS__ERR_CNT__SHIFT 0x17 330 #define ERR_STATUS__ERR_CNT_MASK 0x03800000L 331 332 #define AMDGPU_RAS_REG_ENTRY(ip, inst, reg_lo, reg_hi) \ 333 ip##_HWIP, inst, reg_lo##_BASE_IDX, reg_lo, reg_hi##_BASE_IDX, reg_hi 334 335 #define AMDGPU_RAS_REG_ENTRY_OFFSET(hwip, ip_inst, segment, reg) \ 336 (adev->reg_offset[hwip][ip_inst][segment] + (reg)) 337 338 #define AMDGPU_RAS_ERR_INFO_VALID (1 << 0) 339 #define AMDGPU_RAS_ERR_STATUS_VALID (1 << 1) 340 #define AMDGPU_RAS_ERR_ADDRESS_VALID (1 << 2) 341 342 #define AMDGPU_RAS_GPU_RESET_MODE2_RESET (0x1 << 0) 343 #define AMDGPU_RAS_GPU_RESET_MODE1_RESET (0x1 << 1) 344 345 struct amdgpu_ras_err_status_reg_entry { 346 uint32_t hwip; 347 uint32_t ip_inst; 348 uint32_t seg_lo; 349 uint32_t reg_lo; 350 uint32_t seg_hi; 351 uint32_t reg_hi; 352 uint32_t reg_inst; 353 uint32_t flags; 354 const char *block_name; 355 }; 356 357 struct amdgpu_ras_memory_id_entry { 358 uint32_t memory_id; 359 const char *name; 360 }; 361 362 struct ras_common_if { 363 enum amdgpu_ras_block block; 364 enum amdgpu_ras_error_type type; 365 uint32_t sub_block_index; 366 char name[32]; 367 }; 368 369 #define MAX_UMC_CHANNEL_NUM 32 370 371 struct ecc_info_per_ch { 372 uint16_t ce_count_lo_chip; 373 uint16_t ce_count_hi_chip; 374 uint64_t mca_umc_status; 375 uint64_t mca_umc_addr; 376 uint64_t mca_ceumc_addr; 377 }; 378 379 struct umc_ecc_info { 380 struct ecc_info_per_ch ecc[MAX_UMC_CHANNEL_NUM]; 381 382 /* Determine smu ecctable whether support 383 * record correctable error address 384 */ 385 int record_ce_addr_supported; 386 }; 387 388 struct amdgpu_ras { 389 /* ras infrastructure */ 390 /* for ras itself. */ 391 uint32_t features; 392 struct list_head head; 393 /* sysfs */ 394 struct device_attribute features_attr; 395 struct bin_attribute badpages_attr; 396 struct dentry *de_ras_eeprom_table; 397 /* block array */ 398 struct ras_manager *objs; 399 400 /* gpu recovery */ 401 struct work_struct recovery_work; 402 atomic_t in_recovery; 403 struct amdgpu_device *adev; 404 /* error handler data */ 405 struct ras_err_handler_data *eh_data; 406 struct mutex recovery_lock; 407 408 uint32_t flags; 409 bool reboot; 410 struct amdgpu_ras_eeprom_control eeprom_control; 411 412 bool error_query_ready; 413 414 /* bad page count threshold */ 415 uint32_t bad_page_cnt_threshold; 416 417 /* disable ras error count harvest in recovery */ 418 bool disable_ras_err_cnt_harvest; 419 420 /* is poison mode supported */ 421 bool poison_supported; 422 423 /* RAS count errors delayed work */ 424 struct delayed_work ras_counte_delay_work; 425 atomic_t ras_ue_count; 426 atomic_t ras_ce_count; 427 428 /* record umc error info queried from smu */ 429 struct umc_ecc_info umc_ecc; 430 431 /* Indicates smu whether need update bad channel info */ 432 bool update_channel_flag; 433 434 /* Record special requirements of gpu reset caller */ 435 uint32_t gpu_reset_flags; 436 }; 437 438 struct ras_fs_data { 439 char sysfs_name[32]; 440 char debugfs_name[32]; 441 }; 442 443 struct ras_err_data { 444 unsigned long ue_count; 445 unsigned long ce_count; 446 unsigned long err_addr_cnt; 447 struct eeprom_table_record *err_addr; 448 }; 449 450 struct ras_err_handler_data { 451 /* point to bad page records array */ 452 struct eeprom_table_record *bps; 453 /* the count of entries */ 454 int count; 455 /* the space can place new entries */ 456 int space_left; 457 }; 458 459 typedef int (*ras_ih_cb)(struct amdgpu_device *adev, 460 void *err_data, 461 struct amdgpu_iv_entry *entry); 462 463 struct ras_ih_data { 464 /* interrupt bottom half */ 465 struct work_struct ih_work; 466 int inuse; 467 /* IP callback */ 468 ras_ih_cb cb; 469 /* full of entries */ 470 unsigned char *ring; 471 unsigned int ring_size; 472 unsigned int element_size; 473 unsigned int aligned_element_size; 474 unsigned int rptr; 475 unsigned int wptr; 476 }; 477 478 struct ras_manager { 479 struct ras_common_if head; 480 /* reference count */ 481 int use; 482 /* ras block link */ 483 struct list_head node; 484 /* the device */ 485 struct amdgpu_device *adev; 486 /* sysfs */ 487 struct device_attribute sysfs_attr; 488 int attr_inuse; 489 490 /* fs node name */ 491 struct ras_fs_data fs_data; 492 493 /* IH data */ 494 struct ras_ih_data ih_data; 495 496 struct ras_err_data err_data; 497 }; 498 499 struct ras_badpage { 500 unsigned int bp; 501 unsigned int size; 502 unsigned int flags; 503 }; 504 505 /* interfaces for IP */ 506 struct ras_fs_if { 507 struct ras_common_if head; 508 const char* sysfs_name; 509 char debugfs_name[32]; 510 }; 511 512 struct ras_query_if { 513 struct ras_common_if head; 514 unsigned long ue_count; 515 unsigned long ce_count; 516 }; 517 518 struct ras_inject_if { 519 struct ras_common_if head; 520 uint64_t address; 521 uint64_t value; 522 uint32_t instance_mask; 523 }; 524 525 struct ras_cure_if { 526 struct ras_common_if head; 527 uint64_t address; 528 }; 529 530 struct ras_ih_if { 531 struct ras_common_if head; 532 ras_ih_cb cb; 533 }; 534 535 struct ras_dispatch_if { 536 struct ras_common_if head; 537 struct amdgpu_iv_entry *entry; 538 }; 539 540 struct ras_debug_if { 541 union { 542 struct ras_common_if head; 543 struct ras_inject_if inject; 544 }; 545 int op; 546 }; 547 548 struct amdgpu_ras_block_object { 549 struct ras_common_if ras_comm; 550 551 int (*ras_block_match)(struct amdgpu_ras_block_object *block_obj, 552 enum amdgpu_ras_block block, uint32_t sub_block_index); 553 int (*ras_late_init)(struct amdgpu_device *adev, struct ras_common_if *ras_block); 554 void (*ras_fini)(struct amdgpu_device *adev, struct ras_common_if *ras_block); 555 ras_ih_cb ras_cb; 556 const struct amdgpu_ras_block_hw_ops *hw_ops; 557 }; 558 559 struct amdgpu_ras_block_hw_ops { 560 int (*ras_error_inject)(struct amdgpu_device *adev, 561 void *inject_if, uint32_t instance_mask); 562 void (*query_ras_error_count)(struct amdgpu_device *adev, void *ras_error_status); 563 void (*query_ras_error_status)(struct amdgpu_device *adev); 564 void (*query_ras_error_address)(struct amdgpu_device *adev, void *ras_error_status); 565 void (*reset_ras_error_count)(struct amdgpu_device *adev); 566 void (*reset_ras_error_status)(struct amdgpu_device *adev); 567 bool (*query_poison_status)(struct amdgpu_device *adev); 568 bool (*handle_poison_consumption)(struct amdgpu_device *adev); 569 }; 570 571 /* work flow 572 * vbios 573 * 1: ras feature enable (enabled by default) 574 * psp 575 * 2: ras framework init (in ip_init) 576 * IP 577 * 3: IH add 578 * 4: debugfs/sysfs create 579 * 5: query/inject 580 * 6: debugfs/sysfs remove 581 * 7: IH remove 582 * 8: feature disable 583 */ 584 585 586 int amdgpu_ras_recovery_init(struct amdgpu_device *adev); 587 588 void amdgpu_ras_resume(struct amdgpu_device *adev); 589 void amdgpu_ras_suspend(struct amdgpu_device *adev); 590 591 int amdgpu_ras_query_error_count(struct amdgpu_device *adev, 592 unsigned long *ce_count, 593 unsigned long *ue_count, 594 struct ras_query_if *query_info); 595 596 /* error handling functions */ 597 int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev, 598 struct eeprom_table_record *bps, int pages); 599 600 int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev, 601 unsigned long *new_cnt); 602 603 static inline enum ta_ras_block amdgpu_ras_block_to_ta(enum amdgpu_ras_block block)604 amdgpu_ras_block_to_ta(enum amdgpu_ras_block block) { 605 switch (block) { 606 case AMDGPU_RAS_BLOCK__UMC: 607 return TA_RAS_BLOCK__UMC; 608 case AMDGPU_RAS_BLOCK__SDMA: 609 return TA_RAS_BLOCK__SDMA; 610 case AMDGPU_RAS_BLOCK__GFX: 611 return TA_RAS_BLOCK__GFX; 612 case AMDGPU_RAS_BLOCK__MMHUB: 613 return TA_RAS_BLOCK__MMHUB; 614 case AMDGPU_RAS_BLOCK__ATHUB: 615 return TA_RAS_BLOCK__ATHUB; 616 case AMDGPU_RAS_BLOCK__PCIE_BIF: 617 return TA_RAS_BLOCK__PCIE_BIF; 618 case AMDGPU_RAS_BLOCK__HDP: 619 return TA_RAS_BLOCK__HDP; 620 case AMDGPU_RAS_BLOCK__XGMI_WAFL: 621 return TA_RAS_BLOCK__XGMI_WAFL; 622 case AMDGPU_RAS_BLOCK__DF: 623 return TA_RAS_BLOCK__DF; 624 case AMDGPU_RAS_BLOCK__SMN: 625 return TA_RAS_BLOCK__SMN; 626 case AMDGPU_RAS_BLOCK__SEM: 627 return TA_RAS_BLOCK__SEM; 628 case AMDGPU_RAS_BLOCK__MP0: 629 return TA_RAS_BLOCK__MP0; 630 case AMDGPU_RAS_BLOCK__MP1: 631 return TA_RAS_BLOCK__MP1; 632 case AMDGPU_RAS_BLOCK__FUSE: 633 return TA_RAS_BLOCK__FUSE; 634 case AMDGPU_RAS_BLOCK__MCA: 635 return TA_RAS_BLOCK__MCA; 636 case AMDGPU_RAS_BLOCK__VCN: 637 return TA_RAS_BLOCK__VCN; 638 case AMDGPU_RAS_BLOCK__JPEG: 639 return TA_RAS_BLOCK__JPEG; 640 default: 641 WARN_ONCE(1, "RAS ERROR: unexpected block id %d\n", block); 642 return TA_RAS_BLOCK__UMC; 643 } 644 } 645 646 static inline enum ta_ras_error_type amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error)647 amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error) { 648 switch (error) { 649 case AMDGPU_RAS_ERROR__NONE: 650 return TA_RAS_ERROR__NONE; 651 case AMDGPU_RAS_ERROR__PARITY: 652 return TA_RAS_ERROR__PARITY; 653 case AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE: 654 return TA_RAS_ERROR__SINGLE_CORRECTABLE; 655 case AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE: 656 return TA_RAS_ERROR__MULTI_UNCORRECTABLE; 657 case AMDGPU_RAS_ERROR__POISON: 658 return TA_RAS_ERROR__POISON; 659 default: 660 WARN_ONCE(1, "RAS ERROR: unexpected error type %d\n", error); 661 return TA_RAS_ERROR__NONE; 662 } 663 } 664 665 /* called in ip_init and ip_fini */ 666 int amdgpu_ras_init(struct amdgpu_device *adev); 667 int amdgpu_ras_late_init(struct amdgpu_device *adev); 668 int amdgpu_ras_fini(struct amdgpu_device *adev); 669 int amdgpu_ras_pre_fini(struct amdgpu_device *adev); 670 671 int amdgpu_ras_block_late_init(struct amdgpu_device *adev, 672 struct ras_common_if *ras_block); 673 674 void amdgpu_ras_block_late_fini(struct amdgpu_device *adev, 675 struct ras_common_if *ras_block); 676 677 int amdgpu_ras_feature_enable(struct amdgpu_device *adev, 678 struct ras_common_if *head, bool enable); 679 680 int amdgpu_ras_feature_enable_on_boot(struct amdgpu_device *adev, 681 struct ras_common_if *head, bool enable); 682 683 int amdgpu_ras_sysfs_create(struct amdgpu_device *adev, 684 struct ras_common_if *head); 685 686 int amdgpu_ras_sysfs_remove(struct amdgpu_device *adev, 687 struct ras_common_if *head); 688 689 void amdgpu_ras_debugfs_create_all(struct amdgpu_device *adev); 690 691 int amdgpu_ras_query_error_status(struct amdgpu_device *adev, 692 struct ras_query_if *info); 693 694 int amdgpu_ras_reset_error_status(struct amdgpu_device *adev, 695 enum amdgpu_ras_block block); 696 697 int amdgpu_ras_error_inject(struct amdgpu_device *adev, 698 struct ras_inject_if *info); 699 700 int amdgpu_ras_interrupt_add_handler(struct amdgpu_device *adev, 701 struct ras_common_if *head); 702 703 int amdgpu_ras_interrupt_remove_handler(struct amdgpu_device *adev, 704 struct ras_common_if *head); 705 706 int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev, 707 struct ras_dispatch_if *info); 708 709 struct ras_manager *amdgpu_ras_find_obj(struct amdgpu_device *adev, 710 struct ras_common_if *head); 711 712 extern atomic_t amdgpu_ras_in_intr; 713 amdgpu_ras_intr_triggered(void)714 static inline bool amdgpu_ras_intr_triggered(void) 715 { 716 return !!atomic_read(&amdgpu_ras_in_intr); 717 } 718 amdgpu_ras_intr_cleared(void)719 static inline void amdgpu_ras_intr_cleared(void) 720 { 721 atomic_set(&amdgpu_ras_in_intr, 0); 722 } 723 724 void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev); 725 726 void amdgpu_ras_set_error_query_ready(struct amdgpu_device *adev, bool ready); 727 728 bool amdgpu_ras_need_emergency_restart(struct amdgpu_device *adev); 729 730 void amdgpu_release_ras_context(struct amdgpu_device *adev); 731 732 int amdgpu_persistent_edc_harvesting_supported(struct amdgpu_device *adev); 733 734 const char *get_ras_block_str(struct ras_common_if *ras_block); 735 736 bool amdgpu_ras_is_poison_mode_supported(struct amdgpu_device *adev); 737 738 int amdgpu_ras_is_supported(struct amdgpu_device *adev, unsigned int block); 739 740 int amdgpu_ras_reset_gpu(struct amdgpu_device *adev); 741 742 struct amdgpu_ras* amdgpu_ras_get_context(struct amdgpu_device *adev); 743 744 int amdgpu_ras_set_context(struct amdgpu_device *adev, struct amdgpu_ras *ras_con); 745 746 int amdgpu_ras_register_ras_block(struct amdgpu_device *adev, 747 struct amdgpu_ras_block_object *ras_block_obj); 748 void amdgpu_ras_interrupt_fatal_error_handler(struct amdgpu_device *adev); 749 void amdgpu_ras_get_error_type_name(uint32_t err_type, char *err_type_name); 750 bool amdgpu_ras_inst_get_memory_id_field(struct amdgpu_device *adev, 751 const struct amdgpu_ras_err_status_reg_entry *reg_entry, 752 uint32_t instance, 753 uint32_t *memory_id); 754 bool amdgpu_ras_inst_get_err_cnt_field(struct amdgpu_device *adev, 755 const struct amdgpu_ras_err_status_reg_entry *reg_entry, 756 uint32_t instance, 757 unsigned long *err_cnt); 758 void amdgpu_ras_inst_query_ras_error_count(struct amdgpu_device *adev, 759 const struct amdgpu_ras_err_status_reg_entry *reg_list, 760 uint32_t reg_list_size, 761 const struct amdgpu_ras_memory_id_entry *mem_list, 762 uint32_t mem_list_size, 763 uint32_t instance, 764 uint32_t err_type, 765 unsigned long *err_count); 766 void amdgpu_ras_inst_reset_ras_error_count(struct amdgpu_device *adev, 767 const struct amdgpu_ras_err_status_reg_entry *reg_list, 768 uint32_t reg_list_size, 769 uint32_t instance); 770 #endif 771