xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h (revision 3027ce13e04eee76539ca65c2cb1028a01c8c508)
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 <linux/kfifo.h>
30 #include <linux/radix-tree.h>
31 #include <linux/siphash.h>
32 #include "ta_ras_if.h"
33 #include "amdgpu_ras_eeprom.h"
34 #include "amdgpu_smuio.h"
35 #include "amdgpu_aca.h"
36 
37 struct amdgpu_iv_entry;
38 
39 #define AMDGPU_RAS_GPU_ERR_MEM_TRAINING(x)		AMDGPU_GET_REG_FIELD(x, 0, 0)
40 #define AMDGPU_RAS_GPU_ERR_FW_LOAD(x)			AMDGPU_GET_REG_FIELD(x, 1, 1)
41 #define AMDGPU_RAS_GPU_ERR_WAFL_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 2, 2)
42 #define AMDGPU_RAS_GPU_ERR_XGMI_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 3, 3)
43 #define AMDGPU_RAS_GPU_ERR_USR_CP_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 4, 4)
44 #define AMDGPU_RAS_GPU_ERR_USR_DP_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 5, 5)
45 #define AMDGPU_RAS_GPU_ERR_HBM_MEM_TEST(x)		AMDGPU_GET_REG_FIELD(x, 6, 6)
46 #define AMDGPU_RAS_GPU_ERR_HBM_BIST_TEST(x)		AMDGPU_GET_REG_FIELD(x, 7, 7)
47 #define AMDGPU_RAS_GPU_ERR_SOCKET_ID(x)			AMDGPU_GET_REG_FIELD(x, 10, 8)
48 #define AMDGPU_RAS_GPU_ERR_AID_ID(x)			AMDGPU_GET_REG_FIELD(x, 12, 11)
49 #define AMDGPU_RAS_GPU_ERR_HBM_ID(x)			AMDGPU_GET_REG_FIELD(x, 14, 13)
50 #define AMDGPU_RAS_GPU_ERR_BOOT_STATUS(x)		AMDGPU_GET_REG_FIELD(x, 31, 31)
51 
52 #define AMDGPU_RAS_BOOT_STATUS_POLLING_LIMIT	1000
53 #define AMDGPU_RAS_BOOT_STEADY_STATUS		0xBA
54 #define AMDGPU_RAS_BOOT_STATUS_MASK		0xFF
55 #define AMDGPU_RAS_BOOT_SUCEESS			0x80000000
56 
57 #define AMDGPU_RAS_FLAG_INIT_BY_VBIOS		(0x1 << 0)
58 /* position of instance value in sub_block_index of
59  * ta_ras_trigger_error_input, the sub block uses lower 12 bits
60  */
61 #define AMDGPU_RAS_INST_MASK 0xfffff000
62 #define AMDGPU_RAS_INST_SHIFT 0xc
63 
64 #define AMDGPU_RAS_FEATURES_SOCKETID_SHIFT 29
65 #define AMDGPU_RAS_FEATURES_SOCKETID_MASK 0xe0000000
66 
67 /* The high three bits indicates socketid */
68 #define AMDGPU_RAS_GET_FEATURES(val)  ((val) & ~AMDGPU_RAS_FEATURES_SOCKETID_MASK)
69 
70 #define RAS_EVENT_LOG(adev, id, fmt, ...)	\
71 	amdgpu_ras_event_log_print((adev), (id), (fmt), ##__VA_ARGS__);
72 
73 enum amdgpu_ras_block {
74 	AMDGPU_RAS_BLOCK__UMC = 0,
75 	AMDGPU_RAS_BLOCK__SDMA,
76 	AMDGPU_RAS_BLOCK__GFX,
77 	AMDGPU_RAS_BLOCK__MMHUB,
78 	AMDGPU_RAS_BLOCK__ATHUB,
79 	AMDGPU_RAS_BLOCK__PCIE_BIF,
80 	AMDGPU_RAS_BLOCK__HDP,
81 	AMDGPU_RAS_BLOCK__XGMI_WAFL,
82 	AMDGPU_RAS_BLOCK__DF,
83 	AMDGPU_RAS_BLOCK__SMN,
84 	AMDGPU_RAS_BLOCK__SEM,
85 	AMDGPU_RAS_BLOCK__MP0,
86 	AMDGPU_RAS_BLOCK__MP1,
87 	AMDGPU_RAS_BLOCK__FUSE,
88 	AMDGPU_RAS_BLOCK__MCA,
89 	AMDGPU_RAS_BLOCK__VCN,
90 	AMDGPU_RAS_BLOCK__JPEG,
91 	AMDGPU_RAS_BLOCK__IH,
92 	AMDGPU_RAS_BLOCK__MPIO,
93 
94 	AMDGPU_RAS_BLOCK__LAST
95 };
96 
97 enum amdgpu_ras_mca_block {
98 	AMDGPU_RAS_MCA_BLOCK__MP0 = 0,
99 	AMDGPU_RAS_MCA_BLOCK__MP1,
100 	AMDGPU_RAS_MCA_BLOCK__MPIO,
101 	AMDGPU_RAS_MCA_BLOCK__IOHC,
102 
103 	AMDGPU_RAS_MCA_BLOCK__LAST
104 };
105 
106 #define AMDGPU_RAS_BLOCK_COUNT	AMDGPU_RAS_BLOCK__LAST
107 #define AMDGPU_RAS_MCA_BLOCK_COUNT	AMDGPU_RAS_MCA_BLOCK__LAST
108 #define AMDGPU_RAS_BLOCK_MASK	((1ULL << AMDGPU_RAS_BLOCK_COUNT) - 1)
109 
110 enum amdgpu_ras_gfx_subblock {
111 	/* CPC */
112 	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START = 0,
113 	AMDGPU_RAS_BLOCK__GFX_CPC_SCRATCH =
114 		AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START,
115 	AMDGPU_RAS_BLOCK__GFX_CPC_UCODE,
116 	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME1,
117 	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME1,
118 	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME1,
119 	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME2,
120 	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME2,
121 	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
122 	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_END =
123 		AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
124 	/* CPF */
125 	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
126 	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME2 =
127 		AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
128 	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME1,
129 	AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
130 	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
131 	/* CPG */
132 	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
133 	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_ROQ =
134 		AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
135 	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_TAG,
136 	AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
137 	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
138 	/* GDS */
139 	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
140 	AMDGPU_RAS_BLOCK__GFX_GDS_MEM = AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
141 	AMDGPU_RAS_BLOCK__GFX_GDS_INPUT_QUEUE,
142 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_CMD_RAM_MEM,
143 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_DATA_RAM_MEM,
144 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
145 	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_END =
146 		AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
147 	/* SPI */
148 	AMDGPU_RAS_BLOCK__GFX_SPI_SR_MEM,
149 	/* SQ */
150 	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
151 	AMDGPU_RAS_BLOCK__GFX_SQ_SGPR = AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
152 	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_D,
153 	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_I,
154 	AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
155 	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_END = AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
156 	/* SQC (3 ranges) */
157 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
158 	/* SQC range 0 */
159 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START =
160 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
161 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_UTCL1_LFIFO =
162 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START,
163 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_WRITE_DATA_BUF,
164 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_UTCL1_LFIFO,
165 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_WRITE_DATA_BUF,
166 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_UTCL1_LFIFO,
167 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_WRITE_DATA_BUF,
168 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
169 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_END =
170 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
171 	/* SQC range 1 */
172 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
173 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_TAG_RAM =
174 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
175 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_UTCL1_MISS_FIFO,
176 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_MISS_FIFO,
177 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_BANK_RAM,
178 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_TAG_RAM,
179 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_HIT_FIFO,
180 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_MISS_FIFO,
181 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_DIRTY_BIT_RAM,
182 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
183 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_END =
184 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
185 	/* SQC range 2 */
186 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
187 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_TAG_RAM =
188 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
189 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_UTCL1_MISS_FIFO,
190 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_MISS_FIFO,
191 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_BANK_RAM,
192 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_TAG_RAM,
193 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_HIT_FIFO,
194 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_MISS_FIFO,
195 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_DIRTY_BIT_RAM,
196 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
197 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END =
198 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
199 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_END =
200 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END,
201 	/* TA */
202 	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
203 	AMDGPU_RAS_BLOCK__GFX_TA_FS_DFIFO =
204 		AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
205 	AMDGPU_RAS_BLOCK__GFX_TA_FS_AFIFO,
206 	AMDGPU_RAS_BLOCK__GFX_TA_FL_LFIFO,
207 	AMDGPU_RAS_BLOCK__GFX_TA_FX_LFIFO,
208 	AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
209 	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
210 	/* TCA */
211 	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
212 	AMDGPU_RAS_BLOCK__GFX_TCA_HOLE_FIFO =
213 		AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
214 	AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
215 	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_END =
216 		AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
217 	/* TCC (5 sub-ranges) */
218 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
219 	/* TCC range 0 */
220 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START =
221 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
222 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA =
223 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START,
224 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_0_1,
225 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_0,
226 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_1,
227 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_0,
228 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_1,
229 	AMDGPU_RAS_BLOCK__GFX_TCC_HIGH_RATE_TAG,
230 	AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
231 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_END =
232 		AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
233 	/* TCC range 1 */
234 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
235 	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_DEC =
236 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
237 	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
238 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_END =
239 		AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
240 	/* TCC range 2 */
241 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
242 	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_DATA =
243 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
244 	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_CONTROL,
245 	AMDGPU_RAS_BLOCK__GFX_TCC_UC_ATOMIC_FIFO,
246 	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_RETURN,
247 	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_CACHE_READ,
248 	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO,
249 	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO_NEXT_RAM,
250 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
251 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_END =
252 		AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
253 	/* TCC range 3 */
254 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
255 	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO =
256 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
257 	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
258 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_END =
259 		AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
260 	/* TCC range 4 */
261 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
262 	AMDGPU_RAS_BLOCK__GFX_TCC_WRRET_TAG_WRITE_RETURN =
263 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
264 	AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
265 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END =
266 		AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
267 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_END =
268 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END,
269 	/* TCI */
270 	AMDGPU_RAS_BLOCK__GFX_TCI_WRITE_RAM,
271 	/* TCP */
272 	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
273 	AMDGPU_RAS_BLOCK__GFX_TCP_CACHE_RAM =
274 		AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
275 	AMDGPU_RAS_BLOCK__GFX_TCP_LFIFO_RAM,
276 	AMDGPU_RAS_BLOCK__GFX_TCP_CMD_FIFO,
277 	AMDGPU_RAS_BLOCK__GFX_TCP_VM_FIFO,
278 	AMDGPU_RAS_BLOCK__GFX_TCP_DB_RAM,
279 	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO0,
280 	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
281 	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_END =
282 		AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
283 	/* TD */
284 	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
285 	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_LO =
286 		AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
287 	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_HI,
288 	AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
289 	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
290 	/* EA (3 sub-ranges) */
291 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
292 	/* EA range 0 */
293 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START =
294 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
295 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_CMDMEM =
296 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START,
297 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_CMDMEM,
298 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_DATAMEM,
299 	AMDGPU_RAS_BLOCK__GFX_EA_RRET_TAGMEM,
300 	AMDGPU_RAS_BLOCK__GFX_EA_WRET_TAGMEM,
301 	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_CMDMEM,
302 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_CMDMEM,
303 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
304 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_END =
305 		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
306 	/* EA range 1 */
307 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
308 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_PAGEMEM =
309 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
310 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_PAGEMEM,
311 	AMDGPU_RAS_BLOCK__GFX_EA_IORD_CMDMEM,
312 	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_CMDMEM,
313 	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_DATAMEM,
314 	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_PAGEMEM,
315 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
316 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_END =
317 		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
318 	/* EA range 2 */
319 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
320 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D0MEM =
321 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
322 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D1MEM,
323 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D2MEM,
324 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
325 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END =
326 		AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
327 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_END =
328 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END,
329 	/* UTC VM L2 bank */
330 	AMDGPU_RAS_BLOCK__UTC_VML2_BANK_CACHE,
331 	/* UTC VM walker */
332 	AMDGPU_RAS_BLOCK__UTC_VML2_WALKER,
333 	/* UTC ATC L2 2MB cache */
334 	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_2M_BANK,
335 	/* UTC ATC L2 4KB cache */
336 	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_4K_BANK,
337 	AMDGPU_RAS_BLOCK__GFX_MAX
338 };
339 
340 enum amdgpu_ras_error_type {
341 	AMDGPU_RAS_ERROR__NONE							= 0,
342 	AMDGPU_RAS_ERROR__PARITY						= 1,
343 	AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE					= 2,
344 	AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE					= 4,
345 	AMDGPU_RAS_ERROR__POISON						= 8,
346 };
347 
348 enum amdgpu_ras_ret {
349 	AMDGPU_RAS_SUCCESS = 0,
350 	AMDGPU_RAS_FAIL,
351 	AMDGPU_RAS_UE,
352 	AMDGPU_RAS_CE,
353 	AMDGPU_RAS_PT,
354 };
355 
356 enum amdgpu_ras_error_query_mode {
357 	AMDGPU_RAS_INVALID_ERROR_QUERY		= 0,
358 	AMDGPU_RAS_DIRECT_ERROR_QUERY		= 1,
359 	AMDGPU_RAS_FIRMWARE_ERROR_QUERY		= 2,
360 };
361 
362 /* ras error status reisger fields */
363 #define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG__SHIFT	0x0
364 #define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG_MASK	0x00000001L
365 #define ERR_STATUS_LO__MEMORY_ID__SHIFT			0x18
366 #define ERR_STATUS_LO__MEMORY_ID_MASK			0xFF000000L
367 #define ERR_STATUS_HI__ERR_INFO_VALID_FLAG__SHIFT	0x2
368 #define ERR_STATUS_HI__ERR_INFO_VALID_FLAG_MASK		0x00000004L
369 #define ERR_STATUS__ERR_CNT__SHIFT			0x17
370 #define ERR_STATUS__ERR_CNT_MASK			0x03800000L
371 
372 #define AMDGPU_RAS_REG_ENTRY(ip, inst, reg_lo, reg_hi) \
373 	ip##_HWIP, inst, reg_lo##_BASE_IDX, reg_lo, reg_hi##_BASE_IDX, reg_hi
374 
375 #define AMDGPU_RAS_REG_ENTRY_OFFSET(hwip, ip_inst, segment, reg) \
376 	(adev->reg_offset[hwip][ip_inst][segment] + (reg))
377 
378 #define AMDGPU_RAS_ERR_INFO_VALID	(1 << 0)
379 #define AMDGPU_RAS_ERR_STATUS_VALID	(1 << 1)
380 #define AMDGPU_RAS_ERR_ADDRESS_VALID	(1 << 2)
381 
382 #define AMDGPU_RAS_GPU_RESET_MODE2_RESET  (0x1 << 0)
383 #define AMDGPU_RAS_GPU_RESET_MODE1_RESET  (0x1 << 1)
384 
385 struct amdgpu_ras_err_status_reg_entry {
386 	uint32_t hwip;
387 	uint32_t ip_inst;
388 	uint32_t seg_lo;
389 	uint32_t reg_lo;
390 	uint32_t seg_hi;
391 	uint32_t reg_hi;
392 	uint32_t reg_inst;
393 	uint32_t flags;
394 	const char *block_name;
395 };
396 
397 struct amdgpu_ras_memory_id_entry {
398 	uint32_t memory_id;
399 	const char *name;
400 };
401 
402 struct ras_common_if {
403 	enum amdgpu_ras_block block;
404 	enum amdgpu_ras_error_type type;
405 	uint32_t sub_block_index;
406 	char name[32];
407 };
408 
409 #define MAX_UMC_CHANNEL_NUM 32
410 
411 struct ecc_info_per_ch {
412 	uint16_t ce_count_lo_chip;
413 	uint16_t ce_count_hi_chip;
414 	uint64_t mca_umc_status;
415 	uint64_t mca_umc_addr;
416 	uint64_t mca_ceumc_addr;
417 };
418 
419 struct umc_ecc_info {
420 	struct ecc_info_per_ch ecc[MAX_UMC_CHANNEL_NUM];
421 
422 	/* Determine smu ecctable whether support
423 	 * record correctable error address
424 	 */
425 	int record_ce_addr_supported;
426 };
427 
428 enum ras_event_type {
429 	RAS_EVENT_TYPE_INVALID = -1,
430 	RAS_EVENT_TYPE_ISR = 0,
431 	RAS_EVENT_TYPE_COUNT,
432 };
433 
434 struct ras_event_manager {
435 	atomic64_t seqnos[RAS_EVENT_TYPE_COUNT];
436 };
437 
438 struct ras_query_context {
439 	enum ras_event_type type;
440 	u64 event_id;
441 };
442 
443 typedef int (*pasid_notify)(struct amdgpu_device *adev,
444 		uint16_t pasid, void *data);
445 
446 struct ras_poison_msg {
447 	enum amdgpu_ras_block block;
448 	uint16_t pasid;
449 	uint32_t reset;
450 	pasid_notify pasid_fn;
451 	void *data;
452 };
453 
454 struct ras_err_pages {
455 	uint32_t count;
456 	uint64_t *pfn;
457 };
458 
459 struct ras_ecc_err {
460 	u64 hash_index;
461 	uint64_t status;
462 	uint64_t ipid;
463 	uint64_t addr;
464 	struct ras_err_pages err_pages;
465 };
466 
467 struct ras_ecc_log_info {
468 	struct mutex lock;
469 	siphash_key_t ecc_key;
470 	struct radix_tree_root de_page_tree;
471 	bool	de_updated;
472 };
473 
474 struct amdgpu_ras {
475 	/* ras infrastructure */
476 	/* for ras itself. */
477 	uint32_t features;
478 	uint32_t schema;
479 	struct list_head head;
480 	/* sysfs */
481 	struct device_attribute features_attr;
482 	struct device_attribute version_attr;
483 	struct device_attribute schema_attr;
484 	struct bin_attribute badpages_attr;
485 	struct dentry *de_ras_eeprom_table;
486 	/* block array */
487 	struct ras_manager *objs;
488 
489 	/* gpu recovery */
490 	struct work_struct recovery_work;
491 	atomic_t in_recovery;
492 	struct amdgpu_device *adev;
493 	/* error handler data */
494 	struct ras_err_handler_data *eh_data;
495 	struct mutex recovery_lock;
496 
497 	uint32_t flags;
498 	bool reboot;
499 	struct amdgpu_ras_eeprom_control eeprom_control;
500 
501 	bool error_query_ready;
502 
503 	/* bad page count threshold */
504 	uint32_t bad_page_cnt_threshold;
505 
506 	/* disable ras error count harvest in recovery */
507 	bool disable_ras_err_cnt_harvest;
508 
509 	/* is poison mode supported */
510 	bool poison_supported;
511 
512 	/* RAS count errors delayed work */
513 	struct delayed_work ras_counte_delay_work;
514 	atomic_t ras_ue_count;
515 	atomic_t ras_ce_count;
516 
517 	/* record umc error info queried from smu */
518 	struct umc_ecc_info umc_ecc;
519 
520 	/* Indicates smu whether need update bad channel info */
521 	bool update_channel_flag;
522 	/* Record status of smu mca debug mode */
523 	bool is_aca_debug_mode;
524 
525 	/* Record special requirements of gpu reset caller */
526 	uint32_t  gpu_reset_flags;
527 
528 	struct task_struct *page_retirement_thread;
529 	wait_queue_head_t page_retirement_wq;
530 	struct mutex page_retirement_lock;
531 	atomic_t page_retirement_req_cnt;
532 	struct mutex page_rsv_lock;
533 	DECLARE_KFIFO(poison_fifo, struct ras_poison_msg, 128);
534 	struct ras_ecc_log_info  umc_ecc_log;
535 	struct delayed_work page_retirement_dwork;
536 
537 	/* Fatal error detected flag */
538 	atomic_t fed;
539 
540 	/* RAS event manager */
541 	struct ras_event_manager __event_mgr;
542 	struct ras_event_manager *event_mgr;
543 
544 };
545 
546 struct ras_fs_data {
547 	char sysfs_name[48];
548 	char debugfs_name[32];
549 };
550 
551 struct ras_err_addr {
552 	struct list_head node;
553 	uint64_t err_status;
554 	uint64_t err_ipid;
555 	uint64_t err_addr;
556 };
557 
558 struct ras_err_info {
559 	struct amdgpu_smuio_mcm_config_info mcm_info;
560 	u64 ce_count;
561 	u64 ue_count;
562 	u64 de_count;
563 	struct list_head err_addr_list;
564 };
565 
566 struct ras_err_node {
567 	struct list_head node;
568 	struct ras_err_info err_info;
569 };
570 
571 struct ras_err_data {
572 	unsigned long ue_count;
573 	unsigned long ce_count;
574 	unsigned long de_count;
575 	unsigned long err_addr_cnt;
576 	struct eeprom_table_record *err_addr;
577 	unsigned long err_addr_len;
578 	u32 err_list_count;
579 	struct list_head err_node_list;
580 };
581 
582 #define for_each_ras_error(err_node, err_data) \
583 	list_for_each_entry(err_node, &(err_data)->err_node_list, node)
584 
585 struct ras_err_handler_data {
586 	/* point to bad page records array */
587 	struct eeprom_table_record *bps;
588 	/* the count of entries */
589 	int count;
590 	/* the space can place new entries */
591 	int space_left;
592 };
593 
594 typedef int (*ras_ih_cb)(struct amdgpu_device *adev,
595 		void *err_data,
596 		struct amdgpu_iv_entry *entry);
597 
598 struct ras_ih_data {
599 	/* interrupt bottom half */
600 	struct work_struct ih_work;
601 	int inuse;
602 	/* IP callback */
603 	ras_ih_cb cb;
604 	/* full of entries */
605 	unsigned char *ring;
606 	unsigned int ring_size;
607 	unsigned int element_size;
608 	unsigned int aligned_element_size;
609 	unsigned int rptr;
610 	unsigned int wptr;
611 };
612 
613 struct ras_manager {
614 	struct ras_common_if head;
615 	/* reference count */
616 	int use;
617 	/* ras block link */
618 	struct list_head node;
619 	/* the device */
620 	struct amdgpu_device *adev;
621 	/* sysfs */
622 	struct device_attribute sysfs_attr;
623 	int attr_inuse;
624 
625 	/* fs node name */
626 	struct ras_fs_data fs_data;
627 
628 	/* IH data */
629 	struct ras_ih_data ih_data;
630 
631 	struct ras_err_data err_data;
632 
633 	struct aca_handle aca_handle;
634 };
635 
636 struct ras_badpage {
637 	unsigned int bp;
638 	unsigned int size;
639 	unsigned int flags;
640 };
641 
642 /* interfaces for IP */
643 struct ras_fs_if {
644 	struct ras_common_if head;
645 	const char* sysfs_name;
646 	char debugfs_name[32];
647 };
648 
649 struct ras_query_if {
650 	struct ras_common_if head;
651 	unsigned long ue_count;
652 	unsigned long ce_count;
653 	unsigned long de_count;
654 };
655 
656 struct ras_inject_if {
657 	struct ras_common_if head;
658 	uint64_t address;
659 	uint64_t value;
660 	uint32_t instance_mask;
661 };
662 
663 struct ras_cure_if {
664 	struct ras_common_if head;
665 	uint64_t address;
666 };
667 
668 struct ras_ih_if {
669 	struct ras_common_if head;
670 	ras_ih_cb cb;
671 };
672 
673 struct ras_dispatch_if {
674 	struct ras_common_if head;
675 	struct amdgpu_iv_entry *entry;
676 };
677 
678 struct ras_debug_if {
679 	union {
680 		struct ras_common_if head;
681 		struct ras_inject_if inject;
682 	};
683 	int op;
684 };
685 
686 struct amdgpu_ras_block_object {
687 	struct ras_common_if  ras_comm;
688 
689 	int (*ras_block_match)(struct amdgpu_ras_block_object *block_obj,
690 				enum amdgpu_ras_block block, uint32_t sub_block_index);
691 	int (*ras_late_init)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
692 	void (*ras_fini)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
693 	ras_ih_cb ras_cb;
694 	const struct amdgpu_ras_block_hw_ops *hw_ops;
695 };
696 
697 struct amdgpu_ras_block_hw_ops {
698 	int  (*ras_error_inject)(struct amdgpu_device *adev,
699 			void *inject_if, uint32_t instance_mask);
700 	void (*query_ras_error_count)(struct amdgpu_device *adev, void *ras_error_status);
701 	void (*query_ras_error_status)(struct amdgpu_device *adev);
702 	void (*query_ras_error_address)(struct amdgpu_device *adev, void *ras_error_status);
703 	void (*reset_ras_error_count)(struct amdgpu_device *adev);
704 	void (*reset_ras_error_status)(struct amdgpu_device *adev);
705 	bool (*query_poison_status)(struct amdgpu_device *adev);
706 	bool (*handle_poison_consumption)(struct amdgpu_device *adev);
707 };
708 
709 /* work flow
710  * vbios
711  * 1: ras feature enable (enabled by default)
712  * psp
713  * 2: ras framework init (in ip_init)
714  * IP
715  * 3: IH add
716  * 4: debugfs/sysfs create
717  * 5: query/inject
718  * 6: debugfs/sysfs remove
719  * 7: IH remove
720  * 8: feature disable
721  */
722 
723 
724 int amdgpu_ras_recovery_init(struct amdgpu_device *adev);
725 
726 void amdgpu_ras_resume(struct amdgpu_device *adev);
727 void amdgpu_ras_suspend(struct amdgpu_device *adev);
728 
729 int amdgpu_ras_query_error_count(struct amdgpu_device *adev,
730 				 unsigned long *ce_count,
731 				 unsigned long *ue_count,
732 				 struct ras_query_if *query_info);
733 
734 /* error handling functions */
735 int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev,
736 		struct eeprom_table_record *bps, int pages);
737 
738 int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev,
739 		unsigned long *new_cnt);
740 
741 static inline enum ta_ras_block
742 amdgpu_ras_block_to_ta(enum amdgpu_ras_block block) {
743 	switch (block) {
744 	case AMDGPU_RAS_BLOCK__UMC:
745 		return TA_RAS_BLOCK__UMC;
746 	case AMDGPU_RAS_BLOCK__SDMA:
747 		return TA_RAS_BLOCK__SDMA;
748 	case AMDGPU_RAS_BLOCK__GFX:
749 		return TA_RAS_BLOCK__GFX;
750 	case AMDGPU_RAS_BLOCK__MMHUB:
751 		return TA_RAS_BLOCK__MMHUB;
752 	case AMDGPU_RAS_BLOCK__ATHUB:
753 		return TA_RAS_BLOCK__ATHUB;
754 	case AMDGPU_RAS_BLOCK__PCIE_BIF:
755 		return TA_RAS_BLOCK__PCIE_BIF;
756 	case AMDGPU_RAS_BLOCK__HDP:
757 		return TA_RAS_BLOCK__HDP;
758 	case AMDGPU_RAS_BLOCK__XGMI_WAFL:
759 		return TA_RAS_BLOCK__XGMI_WAFL;
760 	case AMDGPU_RAS_BLOCK__DF:
761 		return TA_RAS_BLOCK__DF;
762 	case AMDGPU_RAS_BLOCK__SMN:
763 		return TA_RAS_BLOCK__SMN;
764 	case AMDGPU_RAS_BLOCK__SEM:
765 		return TA_RAS_BLOCK__SEM;
766 	case AMDGPU_RAS_BLOCK__MP0:
767 		return TA_RAS_BLOCK__MP0;
768 	case AMDGPU_RAS_BLOCK__MP1:
769 		return TA_RAS_BLOCK__MP1;
770 	case AMDGPU_RAS_BLOCK__FUSE:
771 		return TA_RAS_BLOCK__FUSE;
772 	case AMDGPU_RAS_BLOCK__MCA:
773 		return TA_RAS_BLOCK__MCA;
774 	case AMDGPU_RAS_BLOCK__VCN:
775 		return TA_RAS_BLOCK__VCN;
776 	case AMDGPU_RAS_BLOCK__JPEG:
777 		return TA_RAS_BLOCK__JPEG;
778 	default:
779 		WARN_ONCE(1, "RAS ERROR: unexpected block id %d\n", block);
780 		return TA_RAS_BLOCK__UMC;
781 	}
782 }
783 
784 static inline enum ta_ras_error_type
785 amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error) {
786 	switch (error) {
787 	case AMDGPU_RAS_ERROR__NONE:
788 		return TA_RAS_ERROR__NONE;
789 	case AMDGPU_RAS_ERROR__PARITY:
790 		return TA_RAS_ERROR__PARITY;
791 	case AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE:
792 		return TA_RAS_ERROR__SINGLE_CORRECTABLE;
793 	case AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE:
794 		return TA_RAS_ERROR__MULTI_UNCORRECTABLE;
795 	case AMDGPU_RAS_ERROR__POISON:
796 		return TA_RAS_ERROR__POISON;
797 	default:
798 		WARN_ONCE(1, "RAS ERROR: unexpected error type %d\n", error);
799 		return TA_RAS_ERROR__NONE;
800 	}
801 }
802 
803 /* called in ip_init and ip_fini */
804 int amdgpu_ras_init(struct amdgpu_device *adev);
805 int amdgpu_ras_late_init(struct amdgpu_device *adev);
806 int amdgpu_ras_fini(struct amdgpu_device *adev);
807 int amdgpu_ras_pre_fini(struct amdgpu_device *adev);
808 
809 int amdgpu_ras_block_late_init(struct amdgpu_device *adev,
810 			struct ras_common_if *ras_block);
811 
812 void amdgpu_ras_block_late_fini(struct amdgpu_device *adev,
813 			  struct ras_common_if *ras_block);
814 
815 int amdgpu_ras_feature_enable(struct amdgpu_device *adev,
816 		struct ras_common_if *head, bool enable);
817 
818 int amdgpu_ras_feature_enable_on_boot(struct amdgpu_device *adev,
819 		struct ras_common_if *head, bool enable);
820 
821 int amdgpu_ras_sysfs_create(struct amdgpu_device *adev,
822 		struct ras_common_if *head);
823 
824 int amdgpu_ras_sysfs_remove(struct amdgpu_device *adev,
825 		struct ras_common_if *head);
826 
827 void amdgpu_ras_debugfs_create_all(struct amdgpu_device *adev);
828 
829 int amdgpu_ras_query_error_status(struct amdgpu_device *adev,
830 		struct ras_query_if *info);
831 
832 int amdgpu_ras_reset_error_count(struct amdgpu_device *adev,
833 		enum amdgpu_ras_block block);
834 int amdgpu_ras_reset_error_status(struct amdgpu_device *adev,
835 		enum amdgpu_ras_block block);
836 
837 int amdgpu_ras_error_inject(struct amdgpu_device *adev,
838 		struct ras_inject_if *info);
839 
840 int amdgpu_ras_interrupt_add_handler(struct amdgpu_device *adev,
841 		struct ras_common_if *head);
842 
843 int amdgpu_ras_interrupt_remove_handler(struct amdgpu_device *adev,
844 		struct ras_common_if *head);
845 
846 int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev,
847 		struct ras_dispatch_if *info);
848 
849 struct ras_manager *amdgpu_ras_find_obj(struct amdgpu_device *adev,
850 		struct ras_common_if *head);
851 
852 extern atomic_t amdgpu_ras_in_intr;
853 
854 static inline bool amdgpu_ras_intr_triggered(void)
855 {
856 	return !!atomic_read(&amdgpu_ras_in_intr);
857 }
858 
859 static inline void amdgpu_ras_intr_cleared(void)
860 {
861 	atomic_set(&amdgpu_ras_in_intr, 0);
862 }
863 
864 void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev);
865 
866 void amdgpu_ras_set_error_query_ready(struct amdgpu_device *adev, bool ready);
867 
868 bool amdgpu_ras_need_emergency_restart(struct amdgpu_device *adev);
869 
870 void amdgpu_release_ras_context(struct amdgpu_device *adev);
871 
872 int amdgpu_persistent_edc_harvesting_supported(struct amdgpu_device *adev);
873 
874 const char *get_ras_block_str(struct ras_common_if *ras_block);
875 
876 bool amdgpu_ras_is_poison_mode_supported(struct amdgpu_device *adev);
877 
878 int amdgpu_ras_is_supported(struct amdgpu_device *adev, unsigned int block);
879 
880 int amdgpu_ras_reset_gpu(struct amdgpu_device *adev);
881 
882 struct amdgpu_ras* amdgpu_ras_get_context(struct amdgpu_device *adev);
883 
884 int amdgpu_ras_set_context(struct amdgpu_device *adev, struct amdgpu_ras *ras_con);
885 
886 int amdgpu_ras_set_mca_debug_mode(struct amdgpu_device *adev, bool enable);
887 int amdgpu_ras_set_aca_debug_mode(struct amdgpu_device *adev, bool enable);
888 bool amdgpu_ras_get_aca_debug_mode(struct amdgpu_device *adev);
889 bool amdgpu_ras_get_error_query_mode(struct amdgpu_device *adev,
890 				     unsigned int *mode);
891 
892 int amdgpu_ras_register_ras_block(struct amdgpu_device *adev,
893 				struct amdgpu_ras_block_object *ras_block_obj);
894 void amdgpu_ras_interrupt_fatal_error_handler(struct amdgpu_device *adev);
895 void amdgpu_ras_get_error_type_name(uint32_t err_type, char *err_type_name);
896 bool amdgpu_ras_inst_get_memory_id_field(struct amdgpu_device *adev,
897 					 const struct amdgpu_ras_err_status_reg_entry *reg_entry,
898 					 uint32_t instance,
899 					 uint32_t *memory_id);
900 bool amdgpu_ras_inst_get_err_cnt_field(struct amdgpu_device *adev,
901 				       const struct amdgpu_ras_err_status_reg_entry *reg_entry,
902 				       uint32_t instance,
903 				       unsigned long *err_cnt);
904 void amdgpu_ras_inst_query_ras_error_count(struct amdgpu_device *adev,
905 					   const struct amdgpu_ras_err_status_reg_entry *reg_list,
906 					   uint32_t reg_list_size,
907 					   const struct amdgpu_ras_memory_id_entry *mem_list,
908 					   uint32_t mem_list_size,
909 					   uint32_t instance,
910 					   uint32_t err_type,
911 					   unsigned long *err_count);
912 void amdgpu_ras_inst_reset_ras_error_count(struct amdgpu_device *adev,
913 					   const struct amdgpu_ras_err_status_reg_entry *reg_list,
914 					   uint32_t reg_list_size,
915 					   uint32_t instance);
916 
917 int amdgpu_ras_error_data_init(struct ras_err_data *err_data);
918 void amdgpu_ras_error_data_fini(struct ras_err_data *err_data);
919 int amdgpu_ras_error_statistic_ce_count(struct ras_err_data *err_data,
920 		struct amdgpu_smuio_mcm_config_info *mcm_info,
921 		struct ras_err_addr *err_addr, u64 count);
922 int amdgpu_ras_error_statistic_ue_count(struct ras_err_data *err_data,
923 		struct amdgpu_smuio_mcm_config_info *mcm_info,
924 		struct ras_err_addr *err_addr, u64 count);
925 int amdgpu_ras_error_statistic_de_count(struct ras_err_data *err_data,
926 		struct amdgpu_smuio_mcm_config_info *mcm_info,
927 		struct ras_err_addr *err_addr, u64 count);
928 void amdgpu_ras_query_boot_status(struct amdgpu_device *adev, u32 num_instances);
929 int amdgpu_ras_bind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk,
930 			       const struct aca_info *aca_info, void *data);
931 int amdgpu_ras_unbind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk);
932 
933 ssize_t amdgpu_ras_aca_sysfs_read(struct device *dev, struct device_attribute *attr,
934 				  struct aca_handle *handle, char *buf, void *data);
935 
936 void amdgpu_ras_add_mca_err_addr(struct ras_err_info *err_info,
937 			struct ras_err_addr *err_addr);
938 
939 void amdgpu_ras_del_mca_err_addr(struct ras_err_info *err_info,
940 		struct ras_err_addr *mca_err_addr);
941 
942 void amdgpu_ras_set_fed(struct amdgpu_device *adev, bool status);
943 bool amdgpu_ras_get_fed_status(struct amdgpu_device *adev);
944 
945 bool amdgpu_ras_event_id_is_valid(struct amdgpu_device *adev, u64 id);
946 u64 amdgpu_ras_acquire_event_id(struct amdgpu_device *adev, enum ras_event_type type);
947 
948 int amdgpu_ras_reserve_page(struct amdgpu_device *adev, uint64_t pfn);
949 
950 int amdgpu_ras_put_poison_req(struct amdgpu_device *adev,
951 		enum amdgpu_ras_block block, uint16_t pasid,
952 		pasid_notify pasid_fn, void *data, uint32_t reset);
953 
954 __printf(3, 4)
955 void amdgpu_ras_event_log_print(struct amdgpu_device *adev, u64 event_id,
956 				const char *fmt, ...);
957 
958 #endif
959