xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h (revision 624e0d7f39cb5849016c2093e4ea620842e0cf8a)
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 #include "amdgpu_smuio.h"
32 #include "amdgpu_aca.h"
33 
34 struct amdgpu_iv_entry;
35 
36 #define AMDGPU_RAS_GPU_ERR_MEM_TRAINING(x)		AMDGPU_GET_REG_FIELD(x, 0, 0)
37 #define AMDGPU_RAS_GPU_ERR_FW_LOAD(x)			AMDGPU_GET_REG_FIELD(x, 1, 1)
38 #define AMDGPU_RAS_GPU_ERR_WAFL_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 2, 2)
39 #define AMDGPU_RAS_GPU_ERR_XGMI_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 3, 3)
40 #define AMDGPU_RAS_GPU_ERR_USR_CP_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 4, 4)
41 #define AMDGPU_RAS_GPU_ERR_USR_DP_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 5, 5)
42 #define AMDGPU_RAS_GPU_ERR_HBM_MEM_TEST(x)		AMDGPU_GET_REG_FIELD(x, 6, 6)
43 #define AMDGPU_RAS_GPU_ERR_HBM_BIST_TEST(x)		AMDGPU_GET_REG_FIELD(x, 7, 7)
44 #define AMDGPU_RAS_GPU_ERR_SOCKET_ID(x)			AMDGPU_GET_REG_FIELD(x, 10, 8)
45 #define AMDGPU_RAS_GPU_ERR_AID_ID(x)			AMDGPU_GET_REG_FIELD(x, 12, 11)
46 #define AMDGPU_RAS_GPU_ERR_HBM_ID(x)			AMDGPU_GET_REG_FIELD(x, 13, 13)
47 #define AMDGPU_RAS_GPU_ERR_BOOT_STATUS(x)		AMDGPU_GET_REG_FIELD(x, 31, 31)
48 
49 #define AMDGPU_RAS_FLAG_INIT_BY_VBIOS		(0x1 << 0)
50 /* position of instance value in sub_block_index of
51  * ta_ras_trigger_error_input, the sub block uses lower 12 bits
52  */
53 #define AMDGPU_RAS_INST_MASK 0xfffff000
54 #define AMDGPU_RAS_INST_SHIFT 0xc
55 
56 #define AMDGPU_RAS_FEATURES_SOCKETID_SHIFT 29
57 #define AMDGPU_RAS_FEATURES_SOCKETID_MASK 0xe0000000
58 
59 /* The high three bits indicates socketid */
60 #define AMDGPU_RAS_GET_FEATURES(val)  ((val) & ~AMDGPU_RAS_FEATURES_SOCKETID_MASK)
61 
62 enum amdgpu_ras_block {
63 	AMDGPU_RAS_BLOCK__UMC = 0,
64 	AMDGPU_RAS_BLOCK__SDMA,
65 	AMDGPU_RAS_BLOCK__GFX,
66 	AMDGPU_RAS_BLOCK__MMHUB,
67 	AMDGPU_RAS_BLOCK__ATHUB,
68 	AMDGPU_RAS_BLOCK__PCIE_BIF,
69 	AMDGPU_RAS_BLOCK__HDP,
70 	AMDGPU_RAS_BLOCK__XGMI_WAFL,
71 	AMDGPU_RAS_BLOCK__DF,
72 	AMDGPU_RAS_BLOCK__SMN,
73 	AMDGPU_RAS_BLOCK__SEM,
74 	AMDGPU_RAS_BLOCK__MP0,
75 	AMDGPU_RAS_BLOCK__MP1,
76 	AMDGPU_RAS_BLOCK__FUSE,
77 	AMDGPU_RAS_BLOCK__MCA,
78 	AMDGPU_RAS_BLOCK__VCN,
79 	AMDGPU_RAS_BLOCK__JPEG,
80 	AMDGPU_RAS_BLOCK__IH,
81 	AMDGPU_RAS_BLOCK__MPIO,
82 
83 	AMDGPU_RAS_BLOCK__LAST
84 };
85 
86 enum amdgpu_ras_mca_block {
87 	AMDGPU_RAS_MCA_BLOCK__MP0 = 0,
88 	AMDGPU_RAS_MCA_BLOCK__MP1,
89 	AMDGPU_RAS_MCA_BLOCK__MPIO,
90 	AMDGPU_RAS_MCA_BLOCK__IOHC,
91 
92 	AMDGPU_RAS_MCA_BLOCK__LAST
93 };
94 
95 #define AMDGPU_RAS_BLOCK_COUNT	AMDGPU_RAS_BLOCK__LAST
96 #define AMDGPU_RAS_MCA_BLOCK_COUNT	AMDGPU_RAS_MCA_BLOCK__LAST
97 #define AMDGPU_RAS_BLOCK_MASK	((1ULL << AMDGPU_RAS_BLOCK_COUNT) - 1)
98 
99 enum amdgpu_ras_gfx_subblock {
100 	/* CPC */
101 	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START = 0,
102 	AMDGPU_RAS_BLOCK__GFX_CPC_SCRATCH =
103 		AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START,
104 	AMDGPU_RAS_BLOCK__GFX_CPC_UCODE,
105 	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME1,
106 	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME1,
107 	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME1,
108 	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME2,
109 	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME2,
110 	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
111 	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_END =
112 		AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
113 	/* CPF */
114 	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
115 	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME2 =
116 		AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
117 	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME1,
118 	AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
119 	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
120 	/* CPG */
121 	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
122 	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_ROQ =
123 		AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
124 	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_TAG,
125 	AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
126 	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
127 	/* GDS */
128 	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
129 	AMDGPU_RAS_BLOCK__GFX_GDS_MEM = AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
130 	AMDGPU_RAS_BLOCK__GFX_GDS_INPUT_QUEUE,
131 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_CMD_RAM_MEM,
132 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_DATA_RAM_MEM,
133 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
134 	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_END =
135 		AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
136 	/* SPI */
137 	AMDGPU_RAS_BLOCK__GFX_SPI_SR_MEM,
138 	/* SQ */
139 	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
140 	AMDGPU_RAS_BLOCK__GFX_SQ_SGPR = AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
141 	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_D,
142 	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_I,
143 	AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
144 	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_END = AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
145 	/* SQC (3 ranges) */
146 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
147 	/* SQC range 0 */
148 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START =
149 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
150 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_UTCL1_LFIFO =
151 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START,
152 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_WRITE_DATA_BUF,
153 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_UTCL1_LFIFO,
154 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_WRITE_DATA_BUF,
155 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_UTCL1_LFIFO,
156 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_WRITE_DATA_BUF,
157 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
158 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_END =
159 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
160 	/* SQC range 1 */
161 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
162 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_TAG_RAM =
163 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
164 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_UTCL1_MISS_FIFO,
165 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_MISS_FIFO,
166 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_BANK_RAM,
167 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_TAG_RAM,
168 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_HIT_FIFO,
169 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_MISS_FIFO,
170 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_DIRTY_BIT_RAM,
171 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
172 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_END =
173 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
174 	/* SQC range 2 */
175 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
176 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_TAG_RAM =
177 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
178 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_UTCL1_MISS_FIFO,
179 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_MISS_FIFO,
180 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_BANK_RAM,
181 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_TAG_RAM,
182 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_HIT_FIFO,
183 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_MISS_FIFO,
184 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_DIRTY_BIT_RAM,
185 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
186 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END =
187 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
188 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_END =
189 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END,
190 	/* TA */
191 	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
192 	AMDGPU_RAS_BLOCK__GFX_TA_FS_DFIFO =
193 		AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
194 	AMDGPU_RAS_BLOCK__GFX_TA_FS_AFIFO,
195 	AMDGPU_RAS_BLOCK__GFX_TA_FL_LFIFO,
196 	AMDGPU_RAS_BLOCK__GFX_TA_FX_LFIFO,
197 	AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
198 	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
199 	/* TCA */
200 	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
201 	AMDGPU_RAS_BLOCK__GFX_TCA_HOLE_FIFO =
202 		AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
203 	AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
204 	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_END =
205 		AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
206 	/* TCC (5 sub-ranges) */
207 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
208 	/* TCC range 0 */
209 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START =
210 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
211 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA =
212 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START,
213 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_0_1,
214 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_0,
215 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_1,
216 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_0,
217 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_1,
218 	AMDGPU_RAS_BLOCK__GFX_TCC_HIGH_RATE_TAG,
219 	AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
220 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_END =
221 		AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
222 	/* TCC range 1 */
223 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
224 	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_DEC =
225 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
226 	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
227 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_END =
228 		AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
229 	/* TCC range 2 */
230 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
231 	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_DATA =
232 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
233 	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_CONTROL,
234 	AMDGPU_RAS_BLOCK__GFX_TCC_UC_ATOMIC_FIFO,
235 	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_RETURN,
236 	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_CACHE_READ,
237 	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO,
238 	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO_NEXT_RAM,
239 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
240 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_END =
241 		AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
242 	/* TCC range 3 */
243 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
244 	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO =
245 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
246 	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
247 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_END =
248 		AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
249 	/* TCC range 4 */
250 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
251 	AMDGPU_RAS_BLOCK__GFX_TCC_WRRET_TAG_WRITE_RETURN =
252 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
253 	AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
254 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END =
255 		AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
256 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_END =
257 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END,
258 	/* TCI */
259 	AMDGPU_RAS_BLOCK__GFX_TCI_WRITE_RAM,
260 	/* TCP */
261 	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
262 	AMDGPU_RAS_BLOCK__GFX_TCP_CACHE_RAM =
263 		AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
264 	AMDGPU_RAS_BLOCK__GFX_TCP_LFIFO_RAM,
265 	AMDGPU_RAS_BLOCK__GFX_TCP_CMD_FIFO,
266 	AMDGPU_RAS_BLOCK__GFX_TCP_VM_FIFO,
267 	AMDGPU_RAS_BLOCK__GFX_TCP_DB_RAM,
268 	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO0,
269 	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
270 	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_END =
271 		AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
272 	/* TD */
273 	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
274 	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_LO =
275 		AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
276 	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_HI,
277 	AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
278 	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
279 	/* EA (3 sub-ranges) */
280 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
281 	/* EA range 0 */
282 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START =
283 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
284 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_CMDMEM =
285 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START,
286 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_CMDMEM,
287 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_DATAMEM,
288 	AMDGPU_RAS_BLOCK__GFX_EA_RRET_TAGMEM,
289 	AMDGPU_RAS_BLOCK__GFX_EA_WRET_TAGMEM,
290 	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_CMDMEM,
291 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_CMDMEM,
292 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
293 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_END =
294 		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
295 	/* EA range 1 */
296 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
297 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_PAGEMEM =
298 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
299 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_PAGEMEM,
300 	AMDGPU_RAS_BLOCK__GFX_EA_IORD_CMDMEM,
301 	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_CMDMEM,
302 	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_DATAMEM,
303 	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_PAGEMEM,
304 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
305 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_END =
306 		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
307 	/* EA range 2 */
308 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
309 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D0MEM =
310 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
311 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D1MEM,
312 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D2MEM,
313 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
314 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END =
315 		AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
316 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_END =
317 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END,
318 	/* UTC VM L2 bank */
319 	AMDGPU_RAS_BLOCK__UTC_VML2_BANK_CACHE,
320 	/* UTC VM walker */
321 	AMDGPU_RAS_BLOCK__UTC_VML2_WALKER,
322 	/* UTC ATC L2 2MB cache */
323 	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_2M_BANK,
324 	/* UTC ATC L2 4KB cache */
325 	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_4K_BANK,
326 	AMDGPU_RAS_BLOCK__GFX_MAX
327 };
328 
329 enum amdgpu_ras_error_type {
330 	AMDGPU_RAS_ERROR__NONE							= 0,
331 	AMDGPU_RAS_ERROR__PARITY						= 1,
332 	AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE					= 2,
333 	AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE					= 4,
334 	AMDGPU_RAS_ERROR__POISON						= 8,
335 };
336 
337 enum amdgpu_ras_ret {
338 	AMDGPU_RAS_SUCCESS = 0,
339 	AMDGPU_RAS_FAIL,
340 	AMDGPU_RAS_UE,
341 	AMDGPU_RAS_CE,
342 	AMDGPU_RAS_PT,
343 };
344 
345 enum amdgpu_ras_error_query_mode {
346 	AMDGPU_RAS_INVALID_ERROR_QUERY		= 0,
347 	AMDGPU_RAS_DIRECT_ERROR_QUERY		= 1,
348 	AMDGPU_RAS_FIRMWARE_ERROR_QUERY		= 2,
349 };
350 
351 /* ras error status reisger fields */
352 #define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG__SHIFT	0x0
353 #define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG_MASK	0x00000001L
354 #define ERR_STATUS_LO__MEMORY_ID__SHIFT			0x18
355 #define ERR_STATUS_LO__MEMORY_ID_MASK			0xFF000000L
356 #define ERR_STATUS_HI__ERR_INFO_VALID_FLAG__SHIFT	0x2
357 #define ERR_STATUS_HI__ERR_INFO_VALID_FLAG_MASK		0x00000004L
358 #define ERR_STATUS__ERR_CNT__SHIFT			0x17
359 #define ERR_STATUS__ERR_CNT_MASK			0x03800000L
360 
361 #define AMDGPU_RAS_REG_ENTRY(ip, inst, reg_lo, reg_hi) \
362 	ip##_HWIP, inst, reg_lo##_BASE_IDX, reg_lo, reg_hi##_BASE_IDX, reg_hi
363 
364 #define AMDGPU_RAS_REG_ENTRY_OFFSET(hwip, ip_inst, segment, reg) \
365 	(adev->reg_offset[hwip][ip_inst][segment] + (reg))
366 
367 #define AMDGPU_RAS_ERR_INFO_VALID	(1 << 0)
368 #define AMDGPU_RAS_ERR_STATUS_VALID	(1 << 1)
369 #define AMDGPU_RAS_ERR_ADDRESS_VALID	(1 << 2)
370 
371 #define AMDGPU_RAS_GPU_RESET_MODE2_RESET  (0x1 << 0)
372 #define AMDGPU_RAS_GPU_RESET_MODE1_RESET  (0x1 << 1)
373 
374 struct amdgpu_ras_err_status_reg_entry {
375 	uint32_t hwip;
376 	uint32_t ip_inst;
377 	uint32_t seg_lo;
378 	uint32_t reg_lo;
379 	uint32_t seg_hi;
380 	uint32_t reg_hi;
381 	uint32_t reg_inst;
382 	uint32_t flags;
383 	const char *block_name;
384 };
385 
386 struct amdgpu_ras_memory_id_entry {
387 	uint32_t memory_id;
388 	const char *name;
389 };
390 
391 struct ras_common_if {
392 	enum amdgpu_ras_block block;
393 	enum amdgpu_ras_error_type type;
394 	uint32_t sub_block_index;
395 	char name[32];
396 };
397 
398 #define MAX_UMC_CHANNEL_NUM 32
399 
400 struct ecc_info_per_ch {
401 	uint16_t ce_count_lo_chip;
402 	uint16_t ce_count_hi_chip;
403 	uint64_t mca_umc_status;
404 	uint64_t mca_umc_addr;
405 	uint64_t mca_ceumc_addr;
406 };
407 
408 struct umc_ecc_info {
409 	struct ecc_info_per_ch ecc[MAX_UMC_CHANNEL_NUM];
410 
411 	/* Determine smu ecctable whether support
412 	 * record correctable error address
413 	 */
414 	int record_ce_addr_supported;
415 };
416 
417 struct amdgpu_ras {
418 	/* ras infrastructure */
419 	/* for ras itself. */
420 	uint32_t features;
421 	uint32_t schema;
422 	struct list_head head;
423 	/* sysfs */
424 	struct device_attribute features_attr;
425 	struct device_attribute version_attr;
426 	struct device_attribute schema_attr;
427 	struct bin_attribute badpages_attr;
428 	struct dentry *de_ras_eeprom_table;
429 	/* block array */
430 	struct ras_manager *objs;
431 
432 	/* gpu recovery */
433 	struct work_struct recovery_work;
434 	atomic_t in_recovery;
435 	struct amdgpu_device *adev;
436 	/* error handler data */
437 	struct ras_err_handler_data *eh_data;
438 	struct mutex recovery_lock;
439 
440 	uint32_t flags;
441 	bool reboot;
442 	struct amdgpu_ras_eeprom_control eeprom_control;
443 
444 	bool error_query_ready;
445 
446 	/* bad page count threshold */
447 	uint32_t bad_page_cnt_threshold;
448 
449 	/* disable ras error count harvest in recovery */
450 	bool disable_ras_err_cnt_harvest;
451 
452 	/* is poison mode supported */
453 	bool poison_supported;
454 
455 	/* RAS count errors delayed work */
456 	struct delayed_work ras_counte_delay_work;
457 	atomic_t ras_ue_count;
458 	atomic_t ras_ce_count;
459 
460 	/* record umc error info queried from smu */
461 	struct umc_ecc_info umc_ecc;
462 
463 	/* Indicates smu whether need update bad channel info */
464 	bool update_channel_flag;
465 	/* Record status of smu mca debug mode */
466 	bool is_aca_debug_mode;
467 
468 	/* Record special requirements of gpu reset caller */
469 	uint32_t  gpu_reset_flags;
470 
471 	struct task_struct *page_retirement_thread;
472 	wait_queue_head_t page_retirement_wq;
473 	struct mutex page_retirement_lock;
474 	atomic_t page_retirement_req_cnt;
475 };
476 
477 struct ras_fs_data {
478 	char sysfs_name[48];
479 	char debugfs_name[32];
480 };
481 
482 struct ras_err_addr {
483 	struct list_head node;
484 	uint64_t err_status;
485 	uint64_t err_ipid;
486 	uint64_t err_addr;
487 };
488 
489 struct ras_err_info {
490 	struct amdgpu_smuio_mcm_config_info mcm_info;
491 	u64 ce_count;
492 	u64 ue_count;
493 	u64 de_count;
494 	struct list_head err_addr_list;
495 };
496 
497 struct ras_err_node {
498 	struct list_head node;
499 	struct ras_err_info err_info;
500 };
501 
502 struct ras_err_data {
503 	unsigned long ue_count;
504 	unsigned long ce_count;
505 	unsigned long de_count;
506 	unsigned long err_addr_cnt;
507 	struct eeprom_table_record *err_addr;
508 	u32 err_list_count;
509 	struct list_head err_node_list;
510 };
511 
512 #define for_each_ras_error(err_node, err_data) \
513 	list_for_each_entry(err_node, &(err_data)->err_node_list, node)
514 
515 struct ras_err_handler_data {
516 	/* point to bad page records array */
517 	struct eeprom_table_record *bps;
518 	/* the count of entries */
519 	int count;
520 	/* the space can place new entries */
521 	int space_left;
522 };
523 
524 typedef int (*ras_ih_cb)(struct amdgpu_device *adev,
525 		void *err_data,
526 		struct amdgpu_iv_entry *entry);
527 
528 struct ras_ih_data {
529 	/* interrupt bottom half */
530 	struct work_struct ih_work;
531 	int inuse;
532 	/* IP callback */
533 	ras_ih_cb cb;
534 	/* full of entries */
535 	unsigned char *ring;
536 	unsigned int ring_size;
537 	unsigned int element_size;
538 	unsigned int aligned_element_size;
539 	unsigned int rptr;
540 	unsigned int wptr;
541 };
542 
543 struct ras_manager {
544 	struct ras_common_if head;
545 	/* reference count */
546 	int use;
547 	/* ras block link */
548 	struct list_head node;
549 	/* the device */
550 	struct amdgpu_device *adev;
551 	/* sysfs */
552 	struct device_attribute sysfs_attr;
553 	int attr_inuse;
554 
555 	/* fs node name */
556 	struct ras_fs_data fs_data;
557 
558 	/* IH data */
559 	struct ras_ih_data ih_data;
560 
561 	struct ras_err_data err_data;
562 
563 	struct aca_handle aca_handle;
564 };
565 
566 struct ras_badpage {
567 	unsigned int bp;
568 	unsigned int size;
569 	unsigned int flags;
570 };
571 
572 /* interfaces for IP */
573 struct ras_fs_if {
574 	struct ras_common_if head;
575 	const char* sysfs_name;
576 	char debugfs_name[32];
577 };
578 
579 struct ras_query_if {
580 	struct ras_common_if head;
581 	unsigned long ue_count;
582 	unsigned long ce_count;
583 	unsigned long de_count;
584 };
585 
586 struct ras_inject_if {
587 	struct ras_common_if head;
588 	uint64_t address;
589 	uint64_t value;
590 	uint32_t instance_mask;
591 };
592 
593 struct ras_cure_if {
594 	struct ras_common_if head;
595 	uint64_t address;
596 };
597 
598 struct ras_ih_if {
599 	struct ras_common_if head;
600 	ras_ih_cb cb;
601 };
602 
603 struct ras_dispatch_if {
604 	struct ras_common_if head;
605 	struct amdgpu_iv_entry *entry;
606 };
607 
608 struct ras_debug_if {
609 	union {
610 		struct ras_common_if head;
611 		struct ras_inject_if inject;
612 	};
613 	int op;
614 };
615 
616 struct amdgpu_ras_block_object {
617 	struct ras_common_if  ras_comm;
618 
619 	int (*ras_block_match)(struct amdgpu_ras_block_object *block_obj,
620 				enum amdgpu_ras_block block, uint32_t sub_block_index);
621 	int (*ras_late_init)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
622 	void (*ras_fini)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
623 	ras_ih_cb ras_cb;
624 	const struct amdgpu_ras_block_hw_ops *hw_ops;
625 };
626 
627 struct amdgpu_ras_block_hw_ops {
628 	int  (*ras_error_inject)(struct amdgpu_device *adev,
629 			void *inject_if, uint32_t instance_mask);
630 	void (*query_ras_error_count)(struct amdgpu_device *adev, void *ras_error_status);
631 	void (*query_ras_error_status)(struct amdgpu_device *adev);
632 	void (*query_ras_error_address)(struct amdgpu_device *adev, void *ras_error_status);
633 	void (*reset_ras_error_count)(struct amdgpu_device *adev);
634 	void (*reset_ras_error_status)(struct amdgpu_device *adev);
635 	bool (*query_poison_status)(struct amdgpu_device *adev);
636 	bool (*handle_poison_consumption)(struct amdgpu_device *adev);
637 };
638 
639 /* work flow
640  * vbios
641  * 1: ras feature enable (enabled by default)
642  * psp
643  * 2: ras framework init (in ip_init)
644  * IP
645  * 3: IH add
646  * 4: debugfs/sysfs create
647  * 5: query/inject
648  * 6: debugfs/sysfs remove
649  * 7: IH remove
650  * 8: feature disable
651  */
652 
653 
654 int amdgpu_ras_recovery_init(struct amdgpu_device *adev);
655 
656 void amdgpu_ras_resume(struct amdgpu_device *adev);
657 void amdgpu_ras_suspend(struct amdgpu_device *adev);
658 
659 int amdgpu_ras_query_error_count(struct amdgpu_device *adev,
660 				 unsigned long *ce_count,
661 				 unsigned long *ue_count,
662 				 struct ras_query_if *query_info);
663 
664 /* error handling functions */
665 int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev,
666 		struct eeprom_table_record *bps, int pages);
667 
668 int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev,
669 		unsigned long *new_cnt);
670 
671 static inline enum ta_ras_block
672 amdgpu_ras_block_to_ta(enum amdgpu_ras_block block) {
673 	switch (block) {
674 	case AMDGPU_RAS_BLOCK__UMC:
675 		return TA_RAS_BLOCK__UMC;
676 	case AMDGPU_RAS_BLOCK__SDMA:
677 		return TA_RAS_BLOCK__SDMA;
678 	case AMDGPU_RAS_BLOCK__GFX:
679 		return TA_RAS_BLOCK__GFX;
680 	case AMDGPU_RAS_BLOCK__MMHUB:
681 		return TA_RAS_BLOCK__MMHUB;
682 	case AMDGPU_RAS_BLOCK__ATHUB:
683 		return TA_RAS_BLOCK__ATHUB;
684 	case AMDGPU_RAS_BLOCK__PCIE_BIF:
685 		return TA_RAS_BLOCK__PCIE_BIF;
686 	case AMDGPU_RAS_BLOCK__HDP:
687 		return TA_RAS_BLOCK__HDP;
688 	case AMDGPU_RAS_BLOCK__XGMI_WAFL:
689 		return TA_RAS_BLOCK__XGMI_WAFL;
690 	case AMDGPU_RAS_BLOCK__DF:
691 		return TA_RAS_BLOCK__DF;
692 	case AMDGPU_RAS_BLOCK__SMN:
693 		return TA_RAS_BLOCK__SMN;
694 	case AMDGPU_RAS_BLOCK__SEM:
695 		return TA_RAS_BLOCK__SEM;
696 	case AMDGPU_RAS_BLOCK__MP0:
697 		return TA_RAS_BLOCK__MP0;
698 	case AMDGPU_RAS_BLOCK__MP1:
699 		return TA_RAS_BLOCK__MP1;
700 	case AMDGPU_RAS_BLOCK__FUSE:
701 		return TA_RAS_BLOCK__FUSE;
702 	case AMDGPU_RAS_BLOCK__MCA:
703 		return TA_RAS_BLOCK__MCA;
704 	case AMDGPU_RAS_BLOCK__VCN:
705 		return TA_RAS_BLOCK__VCN;
706 	case AMDGPU_RAS_BLOCK__JPEG:
707 		return TA_RAS_BLOCK__JPEG;
708 	default:
709 		WARN_ONCE(1, "RAS ERROR: unexpected block id %d\n", block);
710 		return TA_RAS_BLOCK__UMC;
711 	}
712 }
713 
714 static inline enum ta_ras_error_type
715 amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error) {
716 	switch (error) {
717 	case AMDGPU_RAS_ERROR__NONE:
718 		return TA_RAS_ERROR__NONE;
719 	case AMDGPU_RAS_ERROR__PARITY:
720 		return TA_RAS_ERROR__PARITY;
721 	case AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE:
722 		return TA_RAS_ERROR__SINGLE_CORRECTABLE;
723 	case AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE:
724 		return TA_RAS_ERROR__MULTI_UNCORRECTABLE;
725 	case AMDGPU_RAS_ERROR__POISON:
726 		return TA_RAS_ERROR__POISON;
727 	default:
728 		WARN_ONCE(1, "RAS ERROR: unexpected error type %d\n", error);
729 		return TA_RAS_ERROR__NONE;
730 	}
731 }
732 
733 /* called in ip_init and ip_fini */
734 int amdgpu_ras_init(struct amdgpu_device *adev);
735 int amdgpu_ras_late_init(struct amdgpu_device *adev);
736 int amdgpu_ras_fini(struct amdgpu_device *adev);
737 int amdgpu_ras_pre_fini(struct amdgpu_device *adev);
738 
739 int amdgpu_ras_block_late_init(struct amdgpu_device *adev,
740 			struct ras_common_if *ras_block);
741 
742 void amdgpu_ras_block_late_fini(struct amdgpu_device *adev,
743 			  struct ras_common_if *ras_block);
744 
745 int amdgpu_ras_feature_enable(struct amdgpu_device *adev,
746 		struct ras_common_if *head, bool enable);
747 
748 int amdgpu_ras_feature_enable_on_boot(struct amdgpu_device *adev,
749 		struct ras_common_if *head, bool enable);
750 
751 int amdgpu_ras_sysfs_create(struct amdgpu_device *adev,
752 		struct ras_common_if *head);
753 
754 int amdgpu_ras_sysfs_remove(struct amdgpu_device *adev,
755 		struct ras_common_if *head);
756 
757 void amdgpu_ras_debugfs_create_all(struct amdgpu_device *adev);
758 
759 int amdgpu_ras_query_error_status(struct amdgpu_device *adev,
760 		struct ras_query_if *info);
761 
762 int amdgpu_ras_reset_error_count(struct amdgpu_device *adev,
763 		enum amdgpu_ras_block block);
764 int amdgpu_ras_reset_error_status(struct amdgpu_device *adev,
765 		enum amdgpu_ras_block block);
766 
767 int amdgpu_ras_error_inject(struct amdgpu_device *adev,
768 		struct ras_inject_if *info);
769 
770 int amdgpu_ras_interrupt_add_handler(struct amdgpu_device *adev,
771 		struct ras_common_if *head);
772 
773 int amdgpu_ras_interrupt_remove_handler(struct amdgpu_device *adev,
774 		struct ras_common_if *head);
775 
776 int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev,
777 		struct ras_dispatch_if *info);
778 
779 struct ras_manager *amdgpu_ras_find_obj(struct amdgpu_device *adev,
780 		struct ras_common_if *head);
781 
782 extern atomic_t amdgpu_ras_in_intr;
783 
784 static inline bool amdgpu_ras_intr_triggered(void)
785 {
786 	return !!atomic_read(&amdgpu_ras_in_intr);
787 }
788 
789 static inline void amdgpu_ras_intr_cleared(void)
790 {
791 	atomic_set(&amdgpu_ras_in_intr, 0);
792 }
793 
794 void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev);
795 
796 void amdgpu_ras_set_error_query_ready(struct amdgpu_device *adev, bool ready);
797 
798 bool amdgpu_ras_need_emergency_restart(struct amdgpu_device *adev);
799 
800 void amdgpu_release_ras_context(struct amdgpu_device *adev);
801 
802 int amdgpu_persistent_edc_harvesting_supported(struct amdgpu_device *adev);
803 
804 const char *get_ras_block_str(struct ras_common_if *ras_block);
805 
806 bool amdgpu_ras_is_poison_mode_supported(struct amdgpu_device *adev);
807 
808 int amdgpu_ras_is_supported(struct amdgpu_device *adev, unsigned int block);
809 
810 int amdgpu_ras_reset_gpu(struct amdgpu_device *adev);
811 
812 struct amdgpu_ras* amdgpu_ras_get_context(struct amdgpu_device *adev);
813 
814 int amdgpu_ras_set_context(struct amdgpu_device *adev, struct amdgpu_ras *ras_con);
815 
816 int amdgpu_ras_set_mca_debug_mode(struct amdgpu_device *adev, bool enable);
817 int amdgpu_ras_set_aca_debug_mode(struct amdgpu_device *adev, bool enable);
818 bool amdgpu_ras_get_aca_debug_mode(struct amdgpu_device *adev);
819 bool amdgpu_ras_get_error_query_mode(struct amdgpu_device *adev,
820 				     unsigned int *mode);
821 
822 int amdgpu_ras_register_ras_block(struct amdgpu_device *adev,
823 				struct amdgpu_ras_block_object *ras_block_obj);
824 void amdgpu_ras_interrupt_fatal_error_handler(struct amdgpu_device *adev);
825 void amdgpu_ras_get_error_type_name(uint32_t err_type, char *err_type_name);
826 bool amdgpu_ras_inst_get_memory_id_field(struct amdgpu_device *adev,
827 					 const struct amdgpu_ras_err_status_reg_entry *reg_entry,
828 					 uint32_t instance,
829 					 uint32_t *memory_id);
830 bool amdgpu_ras_inst_get_err_cnt_field(struct amdgpu_device *adev,
831 				       const struct amdgpu_ras_err_status_reg_entry *reg_entry,
832 				       uint32_t instance,
833 				       unsigned long *err_cnt);
834 void amdgpu_ras_inst_query_ras_error_count(struct amdgpu_device *adev,
835 					   const struct amdgpu_ras_err_status_reg_entry *reg_list,
836 					   uint32_t reg_list_size,
837 					   const struct amdgpu_ras_memory_id_entry *mem_list,
838 					   uint32_t mem_list_size,
839 					   uint32_t instance,
840 					   uint32_t err_type,
841 					   unsigned long *err_count);
842 void amdgpu_ras_inst_reset_ras_error_count(struct amdgpu_device *adev,
843 					   const struct amdgpu_ras_err_status_reg_entry *reg_list,
844 					   uint32_t reg_list_size,
845 					   uint32_t instance);
846 
847 int amdgpu_ras_error_data_init(struct ras_err_data *err_data);
848 void amdgpu_ras_error_data_fini(struct ras_err_data *err_data);
849 int amdgpu_ras_error_statistic_ce_count(struct ras_err_data *err_data,
850 		struct amdgpu_smuio_mcm_config_info *mcm_info,
851 		struct ras_err_addr *err_addr, u64 count);
852 int amdgpu_ras_error_statistic_ue_count(struct ras_err_data *err_data,
853 		struct amdgpu_smuio_mcm_config_info *mcm_info,
854 		struct ras_err_addr *err_addr, u64 count);
855 int amdgpu_ras_error_statistic_de_count(struct ras_err_data *err_data,
856 		struct amdgpu_smuio_mcm_config_info *mcm_info,
857 		struct ras_err_addr *err_addr, u64 count);
858 void amdgpu_ras_query_boot_status(struct amdgpu_device *adev, u32 num_instances);
859 int amdgpu_ras_bind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk,
860 			       const struct aca_info *aca_info, void *data);
861 int amdgpu_ras_unbind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk);
862 
863 ssize_t amdgpu_ras_aca_sysfs_read(struct device *dev, struct device_attribute *attr,
864 				  struct aca_handle *handle, char *buf, void *data);
865 
866 void amdgpu_ras_add_mca_err_addr(struct ras_err_info *err_info,
867 			struct ras_err_addr *err_addr);
868 
869 void amdgpu_ras_del_mca_err_addr(struct ras_err_info *err_info,
870 		struct ras_err_addr *mca_err_addr);
871 #endif
872