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