xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h (revision 3a39d672e7f48b8d6b91a09afa4b55352773b4b5)
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 "ta_ras_if.h"
32 #include "amdgpu_ras_eeprom.h"
33 #include "amdgpu_smuio.h"
34 #include "amdgpu_aca.h"
35 
36 struct amdgpu_iv_entry;
37 
38 #define AMDGPU_RAS_GPU_ERR_MEM_TRAINING(x)		AMDGPU_GET_REG_FIELD(x, 0, 0)
39 #define AMDGPU_RAS_GPU_ERR_FW_LOAD(x)			AMDGPU_GET_REG_FIELD(x, 1, 1)
40 #define AMDGPU_RAS_GPU_ERR_WAFL_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 2, 2)
41 #define AMDGPU_RAS_GPU_ERR_XGMI_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 3, 3)
42 #define AMDGPU_RAS_GPU_ERR_USR_CP_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 4, 4)
43 #define AMDGPU_RAS_GPU_ERR_USR_DP_LINK_TRAINING(x)	AMDGPU_GET_REG_FIELD(x, 5, 5)
44 #define AMDGPU_RAS_GPU_ERR_HBM_MEM_TEST(x)		AMDGPU_GET_REG_FIELD(x, 6, 6)
45 #define AMDGPU_RAS_GPU_ERR_HBM_BIST_TEST(x)		AMDGPU_GET_REG_FIELD(x, 7, 7)
46 #define AMDGPU_RAS_GPU_ERR_SOCKET_ID(x)			AMDGPU_GET_REG_FIELD(x, 10, 8)
47 #define AMDGPU_RAS_GPU_ERR_AID_ID(x)			AMDGPU_GET_REG_FIELD(x, 12, 11)
48 #define AMDGPU_RAS_GPU_ERR_HBM_ID(x)			AMDGPU_GET_REG_FIELD(x, 14, 13)
49 #define AMDGPU_RAS_GPU_ERR_DATA_ABORT(x)		AMDGPU_GET_REG_FIELD(x, 29, 29)
50 #define AMDGPU_RAS_GPU_ERR_UNKNOWN(x)			AMDGPU_GET_REG_FIELD(x, 30, 30)
51 
52 #define AMDGPU_RAS_BOOT_STATUS_POLLING_LIMIT	100
53 #define AMDGPU_RAS_BOOT_STEADY_STATUS		0xBA
54 #define AMDGPU_RAS_BOOT_STATUS_MASK		0xFF
55 
56 #define AMDGPU_RAS_FLAG_INIT_BY_VBIOS		(0x1 << 0)
57 /* position of instance value in sub_block_index of
58  * ta_ras_trigger_error_input, the sub block uses lower 12 bits
59  */
60 #define AMDGPU_RAS_INST_MASK 0xfffff000
61 #define AMDGPU_RAS_INST_SHIFT 0xc
62 
63 #define AMDGPU_RAS_FEATURES_SOCKETID_SHIFT 29
64 #define AMDGPU_RAS_FEATURES_SOCKETID_MASK 0xe0000000
65 
66 /* Reserve 8 physical dram row for possible retirement.
67  * In worst cases, it will lose 8 * 2MB memory in vram domain */
68 #define AMDGPU_RAS_RESERVED_VRAM_SIZE	(16ULL << 20)
69 /* The high three bits indicates socketid */
70 #define AMDGPU_RAS_GET_FEATURES(val)  ((val) & ~AMDGPU_RAS_FEATURES_SOCKETID_MASK)
71 
72 #define RAS_EVENT_INVALID_ID		(BIT_ULL(63))
73 #define RAS_EVENT_ID_IS_VALID(x)	(!((x) & BIT_ULL(63)))
74 
75 #define RAS_EVENT_LOG(adev, id, fmt, ...)	\
76 	amdgpu_ras_event_log_print((adev), (id), (fmt), ##__VA_ARGS__)
77 
78 #define amdgpu_ras_mark_ras_event(adev, type)	\
79 	(amdgpu_ras_mark_ras_event_caller((adev), (type), __builtin_return_address(0)))
80 
81 enum amdgpu_ras_block {
82 	AMDGPU_RAS_BLOCK__UMC = 0,
83 	AMDGPU_RAS_BLOCK__SDMA,
84 	AMDGPU_RAS_BLOCK__GFX,
85 	AMDGPU_RAS_BLOCK__MMHUB,
86 	AMDGPU_RAS_BLOCK__ATHUB,
87 	AMDGPU_RAS_BLOCK__PCIE_BIF,
88 	AMDGPU_RAS_BLOCK__HDP,
89 	AMDGPU_RAS_BLOCK__XGMI_WAFL,
90 	AMDGPU_RAS_BLOCK__DF,
91 	AMDGPU_RAS_BLOCK__SMN,
92 	AMDGPU_RAS_BLOCK__SEM,
93 	AMDGPU_RAS_BLOCK__MP0,
94 	AMDGPU_RAS_BLOCK__MP1,
95 	AMDGPU_RAS_BLOCK__FUSE,
96 	AMDGPU_RAS_BLOCK__MCA,
97 	AMDGPU_RAS_BLOCK__VCN,
98 	AMDGPU_RAS_BLOCK__JPEG,
99 	AMDGPU_RAS_BLOCK__IH,
100 	AMDGPU_RAS_BLOCK__MPIO,
101 
102 	AMDGPU_RAS_BLOCK__LAST
103 };
104 
105 enum amdgpu_ras_mca_block {
106 	AMDGPU_RAS_MCA_BLOCK__MP0 = 0,
107 	AMDGPU_RAS_MCA_BLOCK__MP1,
108 	AMDGPU_RAS_MCA_BLOCK__MPIO,
109 	AMDGPU_RAS_MCA_BLOCK__IOHC,
110 
111 	AMDGPU_RAS_MCA_BLOCK__LAST
112 };
113 
114 #define AMDGPU_RAS_BLOCK_COUNT	AMDGPU_RAS_BLOCK__LAST
115 #define AMDGPU_RAS_MCA_BLOCK_COUNT	AMDGPU_RAS_MCA_BLOCK__LAST
116 #define AMDGPU_RAS_BLOCK_MASK	((1ULL << AMDGPU_RAS_BLOCK_COUNT) - 1)
117 
118 enum amdgpu_ras_gfx_subblock {
119 	/* CPC */
120 	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START = 0,
121 	AMDGPU_RAS_BLOCK__GFX_CPC_SCRATCH =
122 		AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START,
123 	AMDGPU_RAS_BLOCK__GFX_CPC_UCODE,
124 	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME1,
125 	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME1,
126 	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME1,
127 	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME2,
128 	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME2,
129 	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
130 	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_END =
131 		AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
132 	/* CPF */
133 	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
134 	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME2 =
135 		AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
136 	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME1,
137 	AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
138 	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
139 	/* CPG */
140 	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
141 	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_ROQ =
142 		AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
143 	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_TAG,
144 	AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
145 	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
146 	/* GDS */
147 	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
148 	AMDGPU_RAS_BLOCK__GFX_GDS_MEM = AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
149 	AMDGPU_RAS_BLOCK__GFX_GDS_INPUT_QUEUE,
150 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_CMD_RAM_MEM,
151 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_DATA_RAM_MEM,
152 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
153 	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_END =
154 		AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
155 	/* SPI */
156 	AMDGPU_RAS_BLOCK__GFX_SPI_SR_MEM,
157 	/* SQ */
158 	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
159 	AMDGPU_RAS_BLOCK__GFX_SQ_SGPR = AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
160 	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_D,
161 	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_I,
162 	AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
163 	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_END = AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
164 	/* SQC (3 ranges) */
165 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
166 	/* SQC range 0 */
167 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START =
168 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
169 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_UTCL1_LFIFO =
170 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START,
171 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_WRITE_DATA_BUF,
172 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_UTCL1_LFIFO,
173 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_WRITE_DATA_BUF,
174 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_UTCL1_LFIFO,
175 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_WRITE_DATA_BUF,
176 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
177 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_END =
178 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
179 	/* SQC range 1 */
180 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
181 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_TAG_RAM =
182 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
183 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_UTCL1_MISS_FIFO,
184 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_MISS_FIFO,
185 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_BANK_RAM,
186 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_TAG_RAM,
187 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_HIT_FIFO,
188 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_MISS_FIFO,
189 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_DIRTY_BIT_RAM,
190 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
191 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_END =
192 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
193 	/* SQC range 2 */
194 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
195 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_TAG_RAM =
196 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
197 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_UTCL1_MISS_FIFO,
198 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_MISS_FIFO,
199 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_BANK_RAM,
200 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_TAG_RAM,
201 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_HIT_FIFO,
202 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_MISS_FIFO,
203 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_DIRTY_BIT_RAM,
204 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
205 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END =
206 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
207 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_END =
208 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END,
209 	/* TA */
210 	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
211 	AMDGPU_RAS_BLOCK__GFX_TA_FS_DFIFO =
212 		AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
213 	AMDGPU_RAS_BLOCK__GFX_TA_FS_AFIFO,
214 	AMDGPU_RAS_BLOCK__GFX_TA_FL_LFIFO,
215 	AMDGPU_RAS_BLOCK__GFX_TA_FX_LFIFO,
216 	AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
217 	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
218 	/* TCA */
219 	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
220 	AMDGPU_RAS_BLOCK__GFX_TCA_HOLE_FIFO =
221 		AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
222 	AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
223 	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_END =
224 		AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
225 	/* TCC (5 sub-ranges) */
226 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
227 	/* TCC range 0 */
228 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START =
229 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
230 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA =
231 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START,
232 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_0_1,
233 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_0,
234 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_1,
235 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_0,
236 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_1,
237 	AMDGPU_RAS_BLOCK__GFX_TCC_HIGH_RATE_TAG,
238 	AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
239 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_END =
240 		AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
241 	/* TCC range 1 */
242 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
243 	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_DEC =
244 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
245 	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
246 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_END =
247 		AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
248 	/* TCC range 2 */
249 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
250 	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_DATA =
251 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
252 	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_CONTROL,
253 	AMDGPU_RAS_BLOCK__GFX_TCC_UC_ATOMIC_FIFO,
254 	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_RETURN,
255 	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_CACHE_READ,
256 	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO,
257 	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO_NEXT_RAM,
258 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
259 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_END =
260 		AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
261 	/* TCC range 3 */
262 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
263 	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO =
264 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
265 	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
266 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_END =
267 		AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
268 	/* TCC range 4 */
269 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
270 	AMDGPU_RAS_BLOCK__GFX_TCC_WRRET_TAG_WRITE_RETURN =
271 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
272 	AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
273 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END =
274 		AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
275 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_END =
276 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END,
277 	/* TCI */
278 	AMDGPU_RAS_BLOCK__GFX_TCI_WRITE_RAM,
279 	/* TCP */
280 	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
281 	AMDGPU_RAS_BLOCK__GFX_TCP_CACHE_RAM =
282 		AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
283 	AMDGPU_RAS_BLOCK__GFX_TCP_LFIFO_RAM,
284 	AMDGPU_RAS_BLOCK__GFX_TCP_CMD_FIFO,
285 	AMDGPU_RAS_BLOCK__GFX_TCP_VM_FIFO,
286 	AMDGPU_RAS_BLOCK__GFX_TCP_DB_RAM,
287 	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO0,
288 	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
289 	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_END =
290 		AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
291 	/* TD */
292 	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
293 	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_LO =
294 		AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
295 	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_HI,
296 	AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
297 	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
298 	/* EA (3 sub-ranges) */
299 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
300 	/* EA range 0 */
301 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START =
302 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
303 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_CMDMEM =
304 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START,
305 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_CMDMEM,
306 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_DATAMEM,
307 	AMDGPU_RAS_BLOCK__GFX_EA_RRET_TAGMEM,
308 	AMDGPU_RAS_BLOCK__GFX_EA_WRET_TAGMEM,
309 	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_CMDMEM,
310 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_CMDMEM,
311 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
312 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_END =
313 		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
314 	/* EA range 1 */
315 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
316 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_PAGEMEM =
317 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
318 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_PAGEMEM,
319 	AMDGPU_RAS_BLOCK__GFX_EA_IORD_CMDMEM,
320 	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_CMDMEM,
321 	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_DATAMEM,
322 	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_PAGEMEM,
323 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
324 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_END =
325 		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
326 	/* EA range 2 */
327 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
328 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D0MEM =
329 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
330 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D1MEM,
331 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D2MEM,
332 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
333 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END =
334 		AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
335 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_END =
336 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END,
337 	/* UTC VM L2 bank */
338 	AMDGPU_RAS_BLOCK__UTC_VML2_BANK_CACHE,
339 	/* UTC VM walker */
340 	AMDGPU_RAS_BLOCK__UTC_VML2_WALKER,
341 	/* UTC ATC L2 2MB cache */
342 	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_2M_BANK,
343 	/* UTC ATC L2 4KB cache */
344 	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_4K_BANK,
345 	AMDGPU_RAS_BLOCK__GFX_MAX
346 };
347 
348 enum amdgpu_ras_error_type {
349 	AMDGPU_RAS_ERROR__NONE							= 0,
350 	AMDGPU_RAS_ERROR__PARITY						= 1,
351 	AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE					= 2,
352 	AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE					= 4,
353 	AMDGPU_RAS_ERROR__POISON						= 8,
354 };
355 
356 enum amdgpu_ras_ret {
357 	AMDGPU_RAS_SUCCESS = 0,
358 	AMDGPU_RAS_FAIL,
359 	AMDGPU_RAS_UE,
360 	AMDGPU_RAS_CE,
361 	AMDGPU_RAS_PT,
362 };
363 
364 enum amdgpu_ras_error_query_mode {
365 	AMDGPU_RAS_INVALID_ERROR_QUERY		= 0,
366 	AMDGPU_RAS_DIRECT_ERROR_QUERY		= 1,
367 	AMDGPU_RAS_FIRMWARE_ERROR_QUERY		= 2,
368 };
369 
370 /* ras error status reisger fields */
371 #define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG__SHIFT	0x0
372 #define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG_MASK	0x00000001L
373 #define ERR_STATUS_LO__MEMORY_ID__SHIFT			0x18
374 #define ERR_STATUS_LO__MEMORY_ID_MASK			0xFF000000L
375 #define ERR_STATUS_HI__ERR_INFO_VALID_FLAG__SHIFT	0x2
376 #define ERR_STATUS_HI__ERR_INFO_VALID_FLAG_MASK		0x00000004L
377 #define ERR_STATUS__ERR_CNT__SHIFT			0x17
378 #define ERR_STATUS__ERR_CNT_MASK			0x03800000L
379 
380 #define AMDGPU_RAS_REG_ENTRY(ip, inst, reg_lo, reg_hi) \
381 	ip##_HWIP, inst, reg_lo##_BASE_IDX, reg_lo, reg_hi##_BASE_IDX, reg_hi
382 
383 #define AMDGPU_RAS_REG_ENTRY_OFFSET(hwip, ip_inst, segment, reg) \
384 	(adev->reg_offset[hwip][ip_inst][segment] + (reg))
385 
386 #define AMDGPU_RAS_ERR_INFO_VALID	(1 << 0)
387 #define AMDGPU_RAS_ERR_STATUS_VALID	(1 << 1)
388 #define AMDGPU_RAS_ERR_ADDRESS_VALID	(1 << 2)
389 
390 #define AMDGPU_RAS_GPU_RESET_MODE2_RESET  (0x1 << 0)
391 #define AMDGPU_RAS_GPU_RESET_MODE1_RESET  (0x1 << 1)
392 
393 struct amdgpu_ras_err_status_reg_entry {
394 	uint32_t hwip;
395 	uint32_t ip_inst;
396 	uint32_t seg_lo;
397 	uint32_t reg_lo;
398 	uint32_t seg_hi;
399 	uint32_t reg_hi;
400 	uint32_t reg_inst;
401 	uint32_t flags;
402 	const char *block_name;
403 };
404 
405 struct amdgpu_ras_memory_id_entry {
406 	uint32_t memory_id;
407 	const char *name;
408 };
409 
410 struct ras_common_if {
411 	enum amdgpu_ras_block block;
412 	enum amdgpu_ras_error_type type;
413 	uint32_t sub_block_index;
414 	char name[32];
415 };
416 
417 #define MAX_UMC_CHANNEL_NUM 32
418 
419 struct ecc_info_per_ch {
420 	uint16_t ce_count_lo_chip;
421 	uint16_t ce_count_hi_chip;
422 	uint64_t mca_umc_status;
423 	uint64_t mca_umc_addr;
424 	uint64_t mca_ceumc_addr;
425 };
426 
427 struct umc_ecc_info {
428 	struct ecc_info_per_ch ecc[MAX_UMC_CHANNEL_NUM];
429 
430 	/* Determine smu ecctable whether support
431 	 * record correctable error address
432 	 */
433 	int record_ce_addr_supported;
434 };
435 
436 enum ras_event_type {
437 	RAS_EVENT_TYPE_INVALID = 0,
438 	RAS_EVENT_TYPE_FATAL,
439 	RAS_EVENT_TYPE_POISON_CREATION,
440 	RAS_EVENT_TYPE_POISON_CONSUMPTION,
441 	RAS_EVENT_TYPE_COUNT,
442 };
443 
444 struct ras_event_state {
445 	u64 last_seqno;
446 	atomic64_t count;
447 };
448 
449 struct ras_event_manager {
450 	atomic64_t seqno;
451 	struct ras_event_state event_state[RAS_EVENT_TYPE_COUNT];
452 };
453 
454 struct ras_event_id {
455 	enum ras_event_type type;
456 	u64 event_id;
457 };
458 
459 struct ras_query_context {
460 	struct ras_event_id evid;
461 };
462 
463 typedef int (*pasid_notify)(struct amdgpu_device *adev,
464 		uint16_t pasid, void *data);
465 
466 struct ras_poison_msg {
467 	enum amdgpu_ras_block block;
468 	uint16_t pasid;
469 	uint32_t reset;
470 	pasid_notify pasid_fn;
471 	void *data;
472 };
473 
474 struct ras_err_pages {
475 	uint32_t count;
476 	uint64_t *pfn;
477 };
478 
479 struct ras_ecc_err {
480 	uint64_t status;
481 	uint64_t ipid;
482 	uint64_t addr;
483 	uint64_t pa_pfn;
484 	struct ras_err_pages err_pages;
485 };
486 
487 struct ras_ecc_log_info {
488 	struct mutex lock;
489 	struct radix_tree_root de_page_tree;
490 	uint64_t	de_queried_count;
491 	uint64_t	prev_de_queried_count;
492 };
493 
494 struct amdgpu_ras {
495 	/* ras infrastructure */
496 	/* for ras itself. */
497 	uint32_t features;
498 	uint32_t schema;
499 	struct list_head head;
500 	/* sysfs */
501 	struct device_attribute features_attr;
502 	struct device_attribute version_attr;
503 	struct device_attribute schema_attr;
504 	struct device_attribute event_state_attr;
505 	struct bin_attribute badpages_attr;
506 	struct dentry *de_ras_eeprom_table;
507 	/* block array */
508 	struct ras_manager *objs;
509 
510 	/* gpu recovery */
511 	struct work_struct recovery_work;
512 	atomic_t in_recovery;
513 	struct amdgpu_device *adev;
514 	/* error handler data */
515 	struct ras_err_handler_data *eh_data;
516 	struct mutex recovery_lock;
517 
518 	uint32_t flags;
519 	bool reboot;
520 	struct amdgpu_ras_eeprom_control eeprom_control;
521 
522 	bool error_query_ready;
523 
524 	/* bad page count threshold */
525 	uint32_t bad_page_cnt_threshold;
526 
527 	/* disable ras error count harvest in recovery */
528 	bool disable_ras_err_cnt_harvest;
529 
530 	/* is poison mode supported */
531 	bool poison_supported;
532 
533 	/* RAS count errors delayed work */
534 	struct delayed_work ras_counte_delay_work;
535 	atomic_t ras_ue_count;
536 	atomic_t ras_ce_count;
537 
538 	/* record umc error info queried from smu */
539 	struct umc_ecc_info umc_ecc;
540 
541 	/* Indicates smu whether need update bad channel info */
542 	bool update_channel_flag;
543 	/* Record status of smu mca debug mode */
544 	bool is_aca_debug_mode;
545 	bool is_rma;
546 
547 	/* Record special requirements of gpu reset caller */
548 	uint32_t  gpu_reset_flags;
549 
550 	struct task_struct *page_retirement_thread;
551 	wait_queue_head_t page_retirement_wq;
552 	struct mutex page_retirement_lock;
553 	atomic_t page_retirement_req_cnt;
554 	atomic_t poison_creation_count;
555 	struct mutex page_rsv_lock;
556 	DECLARE_KFIFO(poison_fifo, struct ras_poison_msg, 128);
557 	struct ras_ecc_log_info  umc_ecc_log;
558 	struct delayed_work page_retirement_dwork;
559 
560 	/* Fatal error detected flag */
561 	atomic_t fed;
562 
563 	/* RAS event manager */
564 	struct ras_event_manager __event_mgr;
565 	struct ras_event_manager *event_mgr;
566 
567 	uint64_t reserved_pages_in_bytes;
568 };
569 
570 struct ras_fs_data {
571 	char sysfs_name[48];
572 	char debugfs_name[32];
573 };
574 
575 struct ras_err_info {
576 	struct amdgpu_smuio_mcm_config_info mcm_info;
577 	u64 ce_count;
578 	u64 ue_count;
579 	u64 de_count;
580 };
581 
582 struct ras_err_node {
583 	struct list_head node;
584 	struct ras_err_info err_info;
585 };
586 
587 struct ras_err_data {
588 	unsigned long ue_count;
589 	unsigned long ce_count;
590 	unsigned long de_count;
591 	unsigned long err_addr_cnt;
592 	struct eeprom_table_record *err_addr;
593 	unsigned long err_addr_len;
594 	u32 err_list_count;
595 	struct list_head err_node_list;
596 };
597 
598 #define for_each_ras_error(err_node, err_data) \
599 	list_for_each_entry(err_node, &(err_data)->err_node_list, node)
600 
601 struct ras_err_handler_data {
602 	/* point to bad page records array */
603 	struct eeprom_table_record *bps;
604 	/* the count of entries */
605 	int count;
606 	/* the space can place new entries */
607 	int space_left;
608 };
609 
610 typedef int (*ras_ih_cb)(struct amdgpu_device *adev,
611 		void *err_data,
612 		struct amdgpu_iv_entry *entry);
613 
614 struct ras_ih_data {
615 	/* interrupt bottom half */
616 	struct work_struct ih_work;
617 	int inuse;
618 	/* IP callback */
619 	ras_ih_cb cb;
620 	/* full of entries */
621 	unsigned char *ring;
622 	unsigned int ring_size;
623 	unsigned int element_size;
624 	unsigned int aligned_element_size;
625 	unsigned int rptr;
626 	unsigned int wptr;
627 };
628 
629 struct ras_manager {
630 	struct ras_common_if head;
631 	/* reference count */
632 	int use;
633 	/* ras block link */
634 	struct list_head node;
635 	/* the device */
636 	struct amdgpu_device *adev;
637 	/* sysfs */
638 	struct device_attribute sysfs_attr;
639 	int attr_inuse;
640 
641 	/* fs node name */
642 	struct ras_fs_data fs_data;
643 
644 	/* IH data */
645 	struct ras_ih_data ih_data;
646 
647 	struct ras_err_data err_data;
648 
649 	struct aca_handle aca_handle;
650 };
651 
652 struct ras_badpage {
653 	unsigned int bp;
654 	unsigned int size;
655 	unsigned int flags;
656 };
657 
658 /* interfaces for IP */
659 struct ras_fs_if {
660 	struct ras_common_if head;
661 	const char* sysfs_name;
662 	char debugfs_name[32];
663 };
664 
665 struct ras_query_if {
666 	struct ras_common_if head;
667 	unsigned long ue_count;
668 	unsigned long ce_count;
669 	unsigned long de_count;
670 };
671 
672 struct ras_inject_if {
673 	struct ras_common_if head;
674 	uint64_t address;
675 	uint64_t value;
676 	uint32_t instance_mask;
677 };
678 
679 struct ras_cure_if {
680 	struct ras_common_if head;
681 	uint64_t address;
682 };
683 
684 struct ras_ih_if {
685 	struct ras_common_if head;
686 	ras_ih_cb cb;
687 };
688 
689 struct ras_dispatch_if {
690 	struct ras_common_if head;
691 	struct amdgpu_iv_entry *entry;
692 };
693 
694 struct ras_debug_if {
695 	union {
696 		struct ras_common_if head;
697 		struct ras_inject_if inject;
698 	};
699 	int op;
700 };
701 
702 struct amdgpu_ras_block_object {
703 	struct ras_common_if  ras_comm;
704 
705 	int (*ras_block_match)(struct amdgpu_ras_block_object *block_obj,
706 				enum amdgpu_ras_block block, uint32_t sub_block_index);
707 	int (*ras_late_init)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
708 	void (*ras_fini)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
709 	ras_ih_cb ras_cb;
710 	const struct amdgpu_ras_block_hw_ops *hw_ops;
711 };
712 
713 struct amdgpu_ras_block_hw_ops {
714 	int  (*ras_error_inject)(struct amdgpu_device *adev,
715 			void *inject_if, uint32_t instance_mask);
716 	void (*query_ras_error_count)(struct amdgpu_device *adev, void *ras_error_status);
717 	void (*query_ras_error_status)(struct amdgpu_device *adev);
718 	void (*query_ras_error_address)(struct amdgpu_device *adev, void *ras_error_status);
719 	void (*reset_ras_error_count)(struct amdgpu_device *adev);
720 	void (*reset_ras_error_status)(struct amdgpu_device *adev);
721 	bool (*query_poison_status)(struct amdgpu_device *adev);
722 	bool (*handle_poison_consumption)(struct amdgpu_device *adev);
723 };
724 
725 /* work flow
726  * vbios
727  * 1: ras feature enable (enabled by default)
728  * psp
729  * 2: ras framework init (in ip_init)
730  * IP
731  * 3: IH add
732  * 4: debugfs/sysfs create
733  * 5: query/inject
734  * 6: debugfs/sysfs remove
735  * 7: IH remove
736  * 8: feature disable
737  */
738 
739 
740 int amdgpu_ras_recovery_init(struct amdgpu_device *adev);
741 
742 void amdgpu_ras_resume(struct amdgpu_device *adev);
743 void amdgpu_ras_suspend(struct amdgpu_device *adev);
744 
745 int amdgpu_ras_query_error_count(struct amdgpu_device *adev,
746 				 unsigned long *ce_count,
747 				 unsigned long *ue_count,
748 				 struct ras_query_if *query_info);
749 
750 /* error handling functions */
751 int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev,
752 		struct eeprom_table_record *bps, int pages);
753 
754 int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev,
755 		unsigned long *new_cnt);
756 
757 static inline enum ta_ras_block
amdgpu_ras_block_to_ta(enum amdgpu_ras_block block)758 amdgpu_ras_block_to_ta(enum amdgpu_ras_block block) {
759 	switch (block) {
760 	case AMDGPU_RAS_BLOCK__UMC:
761 		return TA_RAS_BLOCK__UMC;
762 	case AMDGPU_RAS_BLOCK__SDMA:
763 		return TA_RAS_BLOCK__SDMA;
764 	case AMDGPU_RAS_BLOCK__GFX:
765 		return TA_RAS_BLOCK__GFX;
766 	case AMDGPU_RAS_BLOCK__MMHUB:
767 		return TA_RAS_BLOCK__MMHUB;
768 	case AMDGPU_RAS_BLOCK__ATHUB:
769 		return TA_RAS_BLOCK__ATHUB;
770 	case AMDGPU_RAS_BLOCK__PCIE_BIF:
771 		return TA_RAS_BLOCK__PCIE_BIF;
772 	case AMDGPU_RAS_BLOCK__HDP:
773 		return TA_RAS_BLOCK__HDP;
774 	case AMDGPU_RAS_BLOCK__XGMI_WAFL:
775 		return TA_RAS_BLOCK__XGMI_WAFL;
776 	case AMDGPU_RAS_BLOCK__DF:
777 		return TA_RAS_BLOCK__DF;
778 	case AMDGPU_RAS_BLOCK__SMN:
779 		return TA_RAS_BLOCK__SMN;
780 	case AMDGPU_RAS_BLOCK__SEM:
781 		return TA_RAS_BLOCK__SEM;
782 	case AMDGPU_RAS_BLOCK__MP0:
783 		return TA_RAS_BLOCK__MP0;
784 	case AMDGPU_RAS_BLOCK__MP1:
785 		return TA_RAS_BLOCK__MP1;
786 	case AMDGPU_RAS_BLOCK__FUSE:
787 		return TA_RAS_BLOCK__FUSE;
788 	case AMDGPU_RAS_BLOCK__MCA:
789 		return TA_RAS_BLOCK__MCA;
790 	case AMDGPU_RAS_BLOCK__VCN:
791 		return TA_RAS_BLOCK__VCN;
792 	case AMDGPU_RAS_BLOCK__JPEG:
793 		return TA_RAS_BLOCK__JPEG;
794 	default:
795 		WARN_ONCE(1, "RAS ERROR: unexpected block id %d\n", block);
796 		return TA_RAS_BLOCK__UMC;
797 	}
798 }
799 
800 static inline enum ta_ras_error_type
amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error)801 amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error) {
802 	switch (error) {
803 	case AMDGPU_RAS_ERROR__NONE:
804 		return TA_RAS_ERROR__NONE;
805 	case AMDGPU_RAS_ERROR__PARITY:
806 		return TA_RAS_ERROR__PARITY;
807 	case AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE:
808 		return TA_RAS_ERROR__SINGLE_CORRECTABLE;
809 	case AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE:
810 		return TA_RAS_ERROR__MULTI_UNCORRECTABLE;
811 	case AMDGPU_RAS_ERROR__POISON:
812 		return TA_RAS_ERROR__POISON;
813 	default:
814 		WARN_ONCE(1, "RAS ERROR: unexpected error type %d\n", error);
815 		return TA_RAS_ERROR__NONE;
816 	}
817 }
818 
819 /* called in ip_init and ip_fini */
820 int amdgpu_ras_init(struct amdgpu_device *adev);
821 int amdgpu_ras_late_init(struct amdgpu_device *adev);
822 int amdgpu_ras_fini(struct amdgpu_device *adev);
823 int amdgpu_ras_pre_fini(struct amdgpu_device *adev);
824 
825 int amdgpu_ras_block_late_init(struct amdgpu_device *adev,
826 			struct ras_common_if *ras_block);
827 
828 void amdgpu_ras_block_late_fini(struct amdgpu_device *adev,
829 			  struct ras_common_if *ras_block);
830 
831 int amdgpu_ras_feature_enable(struct amdgpu_device *adev,
832 		struct ras_common_if *head, bool enable);
833 
834 int amdgpu_ras_feature_enable_on_boot(struct amdgpu_device *adev,
835 		struct ras_common_if *head, bool enable);
836 
837 int amdgpu_ras_sysfs_create(struct amdgpu_device *adev,
838 		struct ras_common_if *head);
839 
840 int amdgpu_ras_sysfs_remove(struct amdgpu_device *adev,
841 		struct ras_common_if *head);
842 
843 void amdgpu_ras_debugfs_create_all(struct amdgpu_device *adev);
844 
845 int amdgpu_ras_query_error_status(struct amdgpu_device *adev,
846 		struct ras_query_if *info);
847 
848 int amdgpu_ras_reset_error_count(struct amdgpu_device *adev,
849 		enum amdgpu_ras_block block);
850 int amdgpu_ras_reset_error_status(struct amdgpu_device *adev,
851 		enum amdgpu_ras_block block);
852 
853 int amdgpu_ras_error_inject(struct amdgpu_device *adev,
854 		struct ras_inject_if *info);
855 
856 int amdgpu_ras_interrupt_add_handler(struct amdgpu_device *adev,
857 		struct ras_common_if *head);
858 
859 int amdgpu_ras_interrupt_remove_handler(struct amdgpu_device *adev,
860 		struct ras_common_if *head);
861 
862 int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev,
863 		struct ras_dispatch_if *info);
864 
865 struct ras_manager *amdgpu_ras_find_obj(struct amdgpu_device *adev,
866 		struct ras_common_if *head);
867 
868 extern atomic_t amdgpu_ras_in_intr;
869 
amdgpu_ras_intr_triggered(void)870 static inline bool amdgpu_ras_intr_triggered(void)
871 {
872 	return !!atomic_read(&amdgpu_ras_in_intr);
873 }
874 
amdgpu_ras_intr_cleared(void)875 static inline void amdgpu_ras_intr_cleared(void)
876 {
877 	atomic_set(&amdgpu_ras_in_intr, 0);
878 }
879 
880 void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev);
881 
882 void amdgpu_ras_set_error_query_ready(struct amdgpu_device *adev, bool ready);
883 
884 bool amdgpu_ras_need_emergency_restart(struct amdgpu_device *adev);
885 
886 void amdgpu_release_ras_context(struct amdgpu_device *adev);
887 
888 int amdgpu_persistent_edc_harvesting_supported(struct amdgpu_device *adev);
889 
890 const char *get_ras_block_str(struct ras_common_if *ras_block);
891 
892 bool amdgpu_ras_is_poison_mode_supported(struct amdgpu_device *adev);
893 
894 int amdgpu_ras_is_supported(struct amdgpu_device *adev, unsigned int block);
895 
896 int amdgpu_ras_reset_gpu(struct amdgpu_device *adev);
897 
898 struct amdgpu_ras* amdgpu_ras_get_context(struct amdgpu_device *adev);
899 
900 int amdgpu_ras_set_context(struct amdgpu_device *adev, struct amdgpu_ras *ras_con);
901 
902 int amdgpu_ras_set_mca_debug_mode(struct amdgpu_device *adev, bool enable);
903 int amdgpu_ras_set_aca_debug_mode(struct amdgpu_device *adev, bool enable);
904 bool amdgpu_ras_get_aca_debug_mode(struct amdgpu_device *adev);
905 bool amdgpu_ras_get_error_query_mode(struct amdgpu_device *adev,
906 				     unsigned int *mode);
907 
908 int amdgpu_ras_register_ras_block(struct amdgpu_device *adev,
909 				struct amdgpu_ras_block_object *ras_block_obj);
910 void amdgpu_ras_interrupt_fatal_error_handler(struct amdgpu_device *adev);
911 void amdgpu_ras_get_error_type_name(uint32_t err_type, char *err_type_name);
912 bool amdgpu_ras_inst_get_memory_id_field(struct amdgpu_device *adev,
913 					 const struct amdgpu_ras_err_status_reg_entry *reg_entry,
914 					 uint32_t instance,
915 					 uint32_t *memory_id);
916 bool amdgpu_ras_inst_get_err_cnt_field(struct amdgpu_device *adev,
917 				       const struct amdgpu_ras_err_status_reg_entry *reg_entry,
918 				       uint32_t instance,
919 				       unsigned long *err_cnt);
920 void amdgpu_ras_inst_query_ras_error_count(struct amdgpu_device *adev,
921 					   const struct amdgpu_ras_err_status_reg_entry *reg_list,
922 					   uint32_t reg_list_size,
923 					   const struct amdgpu_ras_memory_id_entry *mem_list,
924 					   uint32_t mem_list_size,
925 					   uint32_t instance,
926 					   uint32_t err_type,
927 					   unsigned long *err_count);
928 void amdgpu_ras_inst_reset_ras_error_count(struct amdgpu_device *adev,
929 					   const struct amdgpu_ras_err_status_reg_entry *reg_list,
930 					   uint32_t reg_list_size,
931 					   uint32_t instance);
932 
933 int amdgpu_ras_error_data_init(struct ras_err_data *err_data);
934 void amdgpu_ras_error_data_fini(struct ras_err_data *err_data);
935 int amdgpu_ras_error_statistic_ce_count(struct ras_err_data *err_data,
936 					struct amdgpu_smuio_mcm_config_info *mcm_info,
937 					u64 count);
938 int amdgpu_ras_error_statistic_ue_count(struct ras_err_data *err_data,
939 					struct amdgpu_smuio_mcm_config_info *mcm_info,
940 					u64 count);
941 int amdgpu_ras_error_statistic_de_count(struct ras_err_data *err_data,
942 					struct amdgpu_smuio_mcm_config_info *mcm_info,
943 					u64 count);
944 void amdgpu_ras_query_boot_status(struct amdgpu_device *adev, u32 num_instances);
945 int amdgpu_ras_bind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk,
946 			       const struct aca_info *aca_info, void *data);
947 int amdgpu_ras_unbind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk);
948 
949 ssize_t amdgpu_ras_aca_sysfs_read(struct device *dev, struct device_attribute *attr,
950 				  struct aca_handle *handle, char *buf, void *data);
951 
952 void amdgpu_ras_set_fed(struct amdgpu_device *adev, bool status);
953 bool amdgpu_ras_get_fed_status(struct amdgpu_device *adev);
954 
955 u64 amdgpu_ras_acquire_event_id(struct amdgpu_device *adev, enum ras_event_type type);
956 int amdgpu_ras_mark_ras_event_caller(struct amdgpu_device *adev, enum ras_event_type type,
957 				     const void *caller);
958 
959 int amdgpu_ras_reserve_page(struct amdgpu_device *adev, uint64_t pfn);
960 
961 int amdgpu_ras_put_poison_req(struct amdgpu_device *adev,
962 		enum amdgpu_ras_block block, uint16_t pasid,
963 		pasid_notify pasid_fn, void *data, uint32_t reset);
964 
965 bool amdgpu_ras_in_recovery(struct amdgpu_device *adev);
966 
967 __printf(3, 4)
968 void amdgpu_ras_event_log_print(struct amdgpu_device *adev, u64 event_id,
969 				const char *fmt, ...);
970 
971 bool amdgpu_ras_is_rma(struct amdgpu_device *adev);
972 #endif
973