xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h (revision 2c1ed907520c50326b8f604907a8478b27881a2e)
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 	AMDGPU_RAS_BLOCK__ANY = -1
104 };
105 
106 enum amdgpu_ras_mca_block {
107 	AMDGPU_RAS_MCA_BLOCK__MP0 = 0,
108 	AMDGPU_RAS_MCA_BLOCK__MP1,
109 	AMDGPU_RAS_MCA_BLOCK__MPIO,
110 	AMDGPU_RAS_MCA_BLOCK__IOHC,
111 
112 	AMDGPU_RAS_MCA_BLOCK__LAST
113 };
114 
115 #define AMDGPU_RAS_BLOCK_COUNT	AMDGPU_RAS_BLOCK__LAST
116 #define AMDGPU_RAS_MCA_BLOCK_COUNT	AMDGPU_RAS_MCA_BLOCK__LAST
117 #define AMDGPU_RAS_BLOCK_MASK	((1ULL << AMDGPU_RAS_BLOCK_COUNT) - 1)
118 
119 enum amdgpu_ras_gfx_subblock {
120 	/* CPC */
121 	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START = 0,
122 	AMDGPU_RAS_BLOCK__GFX_CPC_SCRATCH =
123 		AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START,
124 	AMDGPU_RAS_BLOCK__GFX_CPC_UCODE,
125 	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME1,
126 	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME1,
127 	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME1,
128 	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME2,
129 	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME2,
130 	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
131 	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_END =
132 		AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
133 	/* CPF */
134 	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
135 	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME2 =
136 		AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
137 	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME1,
138 	AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
139 	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
140 	/* CPG */
141 	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
142 	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_ROQ =
143 		AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
144 	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_TAG,
145 	AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
146 	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
147 	/* GDS */
148 	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
149 	AMDGPU_RAS_BLOCK__GFX_GDS_MEM = AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
150 	AMDGPU_RAS_BLOCK__GFX_GDS_INPUT_QUEUE,
151 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_CMD_RAM_MEM,
152 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_DATA_RAM_MEM,
153 	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
154 	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_END =
155 		AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
156 	/* SPI */
157 	AMDGPU_RAS_BLOCK__GFX_SPI_SR_MEM,
158 	/* SQ */
159 	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
160 	AMDGPU_RAS_BLOCK__GFX_SQ_SGPR = AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
161 	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_D,
162 	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_I,
163 	AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
164 	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_END = AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
165 	/* SQC (3 ranges) */
166 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
167 	/* SQC range 0 */
168 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START =
169 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
170 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_UTCL1_LFIFO =
171 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START,
172 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_WRITE_DATA_BUF,
173 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_UTCL1_LFIFO,
174 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_WRITE_DATA_BUF,
175 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_UTCL1_LFIFO,
176 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_WRITE_DATA_BUF,
177 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
178 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_END =
179 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
180 	/* SQC range 1 */
181 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
182 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_TAG_RAM =
183 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
184 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_UTCL1_MISS_FIFO,
185 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_MISS_FIFO,
186 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_BANK_RAM,
187 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_TAG_RAM,
188 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_HIT_FIFO,
189 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_MISS_FIFO,
190 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_DIRTY_BIT_RAM,
191 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
192 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_END =
193 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
194 	/* SQC range 2 */
195 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
196 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_TAG_RAM =
197 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
198 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_UTCL1_MISS_FIFO,
199 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_MISS_FIFO,
200 	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_BANK_RAM,
201 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_TAG_RAM,
202 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_HIT_FIFO,
203 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_MISS_FIFO,
204 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_DIRTY_BIT_RAM,
205 	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
206 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END =
207 		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
208 	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_END =
209 		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END,
210 	/* TA */
211 	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
212 	AMDGPU_RAS_BLOCK__GFX_TA_FS_DFIFO =
213 		AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
214 	AMDGPU_RAS_BLOCK__GFX_TA_FS_AFIFO,
215 	AMDGPU_RAS_BLOCK__GFX_TA_FL_LFIFO,
216 	AMDGPU_RAS_BLOCK__GFX_TA_FX_LFIFO,
217 	AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
218 	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
219 	/* TCA */
220 	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
221 	AMDGPU_RAS_BLOCK__GFX_TCA_HOLE_FIFO =
222 		AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
223 	AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
224 	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_END =
225 		AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
226 	/* TCC (5 sub-ranges) */
227 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
228 	/* TCC range 0 */
229 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START =
230 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
231 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA =
232 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START,
233 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_0_1,
234 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_0,
235 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_1,
236 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_0,
237 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_1,
238 	AMDGPU_RAS_BLOCK__GFX_TCC_HIGH_RATE_TAG,
239 	AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
240 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_END =
241 		AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
242 	/* TCC range 1 */
243 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
244 	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_DEC =
245 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
246 	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
247 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_END =
248 		AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
249 	/* TCC range 2 */
250 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
251 	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_DATA =
252 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
253 	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_CONTROL,
254 	AMDGPU_RAS_BLOCK__GFX_TCC_UC_ATOMIC_FIFO,
255 	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_RETURN,
256 	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_CACHE_READ,
257 	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO,
258 	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO_NEXT_RAM,
259 	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
260 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_END =
261 		AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
262 	/* TCC range 3 */
263 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
264 	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO =
265 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
266 	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
267 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_END =
268 		AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
269 	/* TCC range 4 */
270 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
271 	AMDGPU_RAS_BLOCK__GFX_TCC_WRRET_TAG_WRITE_RETURN =
272 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
273 	AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
274 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END =
275 		AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
276 	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_END =
277 		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END,
278 	/* TCI */
279 	AMDGPU_RAS_BLOCK__GFX_TCI_WRITE_RAM,
280 	/* TCP */
281 	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
282 	AMDGPU_RAS_BLOCK__GFX_TCP_CACHE_RAM =
283 		AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
284 	AMDGPU_RAS_BLOCK__GFX_TCP_LFIFO_RAM,
285 	AMDGPU_RAS_BLOCK__GFX_TCP_CMD_FIFO,
286 	AMDGPU_RAS_BLOCK__GFX_TCP_VM_FIFO,
287 	AMDGPU_RAS_BLOCK__GFX_TCP_DB_RAM,
288 	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO0,
289 	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
290 	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_END =
291 		AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
292 	/* TD */
293 	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
294 	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_LO =
295 		AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
296 	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_HI,
297 	AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
298 	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
299 	/* EA (3 sub-ranges) */
300 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
301 	/* EA range 0 */
302 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START =
303 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
304 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_CMDMEM =
305 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START,
306 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_CMDMEM,
307 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_DATAMEM,
308 	AMDGPU_RAS_BLOCK__GFX_EA_RRET_TAGMEM,
309 	AMDGPU_RAS_BLOCK__GFX_EA_WRET_TAGMEM,
310 	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_CMDMEM,
311 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_CMDMEM,
312 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
313 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_END =
314 		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
315 	/* EA range 1 */
316 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
317 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_PAGEMEM =
318 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
319 	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_PAGEMEM,
320 	AMDGPU_RAS_BLOCK__GFX_EA_IORD_CMDMEM,
321 	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_CMDMEM,
322 	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_DATAMEM,
323 	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_PAGEMEM,
324 	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
325 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_END =
326 		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
327 	/* EA range 2 */
328 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
329 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D0MEM =
330 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
331 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D1MEM,
332 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D2MEM,
333 	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
334 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END =
335 		AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
336 	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_END =
337 		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END,
338 	/* UTC VM L2 bank */
339 	AMDGPU_RAS_BLOCK__UTC_VML2_BANK_CACHE,
340 	/* UTC VM walker */
341 	AMDGPU_RAS_BLOCK__UTC_VML2_WALKER,
342 	/* UTC ATC L2 2MB cache */
343 	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_2M_BANK,
344 	/* UTC ATC L2 4KB cache */
345 	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_4K_BANK,
346 	AMDGPU_RAS_BLOCK__GFX_MAX
347 };
348 
349 enum amdgpu_ras_error_type {
350 	AMDGPU_RAS_ERROR__NONE							= 0,
351 	AMDGPU_RAS_ERROR__PARITY						= 1,
352 	AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE					= 2,
353 	AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE					= 4,
354 	AMDGPU_RAS_ERROR__POISON						= 8,
355 };
356 
357 enum amdgpu_ras_ret {
358 	AMDGPU_RAS_SUCCESS = 0,
359 	AMDGPU_RAS_FAIL,
360 	AMDGPU_RAS_UE,
361 	AMDGPU_RAS_CE,
362 	AMDGPU_RAS_PT,
363 };
364 
365 enum amdgpu_ras_error_query_mode {
366 	AMDGPU_RAS_INVALID_ERROR_QUERY		= 0,
367 	AMDGPU_RAS_DIRECT_ERROR_QUERY		= 1,
368 	AMDGPU_RAS_FIRMWARE_ERROR_QUERY		= 2,
369 	AMDGPU_RAS_VIRT_ERROR_COUNT_QUERY	= 3,
370 };
371 
372 /* ras error status reisger fields */
373 #define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG__SHIFT	0x0
374 #define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG_MASK	0x00000001L
375 #define ERR_STATUS_LO__MEMORY_ID__SHIFT			0x18
376 #define ERR_STATUS_LO__MEMORY_ID_MASK			0xFF000000L
377 #define ERR_STATUS_HI__ERR_INFO_VALID_FLAG__SHIFT	0x2
378 #define ERR_STATUS_HI__ERR_INFO_VALID_FLAG_MASK		0x00000004L
379 #define ERR_STATUS__ERR_CNT__SHIFT			0x17
380 #define ERR_STATUS__ERR_CNT_MASK			0x03800000L
381 
382 #define AMDGPU_RAS_REG_ENTRY(ip, inst, reg_lo, reg_hi) \
383 	ip##_HWIP, inst, reg_lo##_BASE_IDX, reg_lo, reg_hi##_BASE_IDX, reg_hi
384 
385 #define AMDGPU_RAS_REG_ENTRY_OFFSET(hwip, ip_inst, segment, reg) \
386 	(adev->reg_offset[hwip][ip_inst][segment] + (reg))
387 
388 #define AMDGPU_RAS_ERR_INFO_VALID	(1 << 0)
389 #define AMDGPU_RAS_ERR_STATUS_VALID	(1 << 1)
390 #define AMDGPU_RAS_ERR_ADDRESS_VALID	(1 << 2)
391 
392 #define AMDGPU_RAS_GPU_RESET_MODE2_RESET  (0x1 << 0)
393 #define AMDGPU_RAS_GPU_RESET_MODE1_RESET  (0x1 << 1)
394 
395 struct amdgpu_ras_err_status_reg_entry {
396 	uint32_t hwip;
397 	uint32_t ip_inst;
398 	uint32_t seg_lo;
399 	uint32_t reg_lo;
400 	uint32_t seg_hi;
401 	uint32_t reg_hi;
402 	uint32_t reg_inst;
403 	uint32_t flags;
404 	const char *block_name;
405 };
406 
407 struct amdgpu_ras_memory_id_entry {
408 	uint32_t memory_id;
409 	const char *name;
410 };
411 
412 struct ras_common_if {
413 	enum amdgpu_ras_block block;
414 	enum amdgpu_ras_error_type type;
415 	uint32_t sub_block_index;
416 	char name[32];
417 };
418 
419 #define MAX_UMC_CHANNEL_NUM 32
420 
421 struct ecc_info_per_ch {
422 	uint16_t ce_count_lo_chip;
423 	uint16_t ce_count_hi_chip;
424 	uint64_t mca_umc_status;
425 	uint64_t mca_umc_addr;
426 	uint64_t mca_ceumc_addr;
427 };
428 
429 struct umc_ecc_info {
430 	struct ecc_info_per_ch ecc[MAX_UMC_CHANNEL_NUM];
431 
432 	/* Determine smu ecctable whether support
433 	 * record correctable error address
434 	 */
435 	int record_ce_addr_supported;
436 };
437 
438 enum ras_event_type {
439 	RAS_EVENT_TYPE_INVALID = 0,
440 	RAS_EVENT_TYPE_FATAL,
441 	RAS_EVENT_TYPE_POISON_CREATION,
442 	RAS_EVENT_TYPE_POISON_CONSUMPTION,
443 	RAS_EVENT_TYPE_COUNT,
444 };
445 
446 struct ras_event_state {
447 	u64 last_seqno;
448 	atomic64_t count;
449 };
450 
451 struct ras_event_manager {
452 	atomic64_t seqno;
453 	struct ras_event_state event_state[RAS_EVENT_TYPE_COUNT];
454 };
455 
456 struct ras_event_id {
457 	enum ras_event_type type;
458 	u64 event_id;
459 };
460 
461 struct ras_query_context {
462 	struct ras_event_id evid;
463 };
464 
465 typedef int (*pasid_notify)(struct amdgpu_device *adev,
466 		uint16_t pasid, void *data);
467 
468 struct ras_poison_msg {
469 	enum amdgpu_ras_block block;
470 	uint16_t pasid;
471 	uint32_t reset;
472 	pasid_notify pasid_fn;
473 	void *data;
474 };
475 
476 struct ras_err_pages {
477 	uint32_t count;
478 	uint64_t *pfn;
479 };
480 
481 struct ras_ecc_err {
482 	uint64_t status;
483 	uint64_t ipid;
484 	uint64_t addr;
485 	uint64_t pa_pfn;
486 	/* save global channel index across all UMC instances */
487 	uint32_t channel_idx;
488 	struct ras_err_pages err_pages;
489 };
490 
491 struct ras_ecc_log_info {
492 	struct mutex lock;
493 	struct radix_tree_root de_page_tree;
494 	uint64_t	de_queried_count;
495 	uint64_t	prev_de_queried_count;
496 };
497 
498 struct amdgpu_ras {
499 	/* ras infrastructure */
500 	/* for ras itself. */
501 	uint32_t features;
502 	uint32_t schema;
503 	struct list_head head;
504 	/* sysfs */
505 	struct device_attribute features_attr;
506 	struct device_attribute version_attr;
507 	struct device_attribute schema_attr;
508 	struct device_attribute event_state_attr;
509 	struct bin_attribute badpages_attr;
510 	struct dentry *de_ras_eeprom_table;
511 	/* block array */
512 	struct ras_manager *objs;
513 
514 	/* gpu recovery */
515 	struct work_struct recovery_work;
516 	atomic_t in_recovery;
517 	struct amdgpu_device *adev;
518 	/* error handler data */
519 	struct ras_err_handler_data *eh_data;
520 	struct mutex recovery_lock;
521 
522 	uint32_t flags;
523 	bool reboot;
524 	struct amdgpu_ras_eeprom_control eeprom_control;
525 
526 	bool error_query_ready;
527 
528 	/* bad page count threshold */
529 	uint32_t bad_page_cnt_threshold;
530 
531 	/* disable ras error count harvest in recovery */
532 	bool disable_ras_err_cnt_harvest;
533 
534 	/* is poison mode supported */
535 	bool poison_supported;
536 
537 	/* RAS count errors delayed work */
538 	struct delayed_work ras_counte_delay_work;
539 	atomic_t ras_ue_count;
540 	atomic_t ras_ce_count;
541 
542 	/* record umc error info queried from smu */
543 	struct umc_ecc_info umc_ecc;
544 
545 	/* Indicates smu whether need update bad channel info */
546 	bool update_channel_flag;
547 	/* Record status of smu mca debug mode */
548 	bool is_aca_debug_mode;
549 	bool is_rma;
550 
551 	/* Record special requirements of gpu reset caller */
552 	uint32_t  gpu_reset_flags;
553 
554 	struct task_struct *page_retirement_thread;
555 	wait_queue_head_t page_retirement_wq;
556 	struct mutex page_retirement_lock;
557 	atomic_t page_retirement_req_cnt;
558 	atomic_t poison_creation_count;
559 	struct mutex page_rsv_lock;
560 	DECLARE_KFIFO(poison_fifo, struct ras_poison_msg, 128);
561 	struct ras_ecc_log_info  umc_ecc_log;
562 	struct delayed_work page_retirement_dwork;
563 
564 	/* ras errors detected */
565 	unsigned long ras_err_state;
566 
567 	/* RAS event manager */
568 	struct ras_event_manager __event_mgr;
569 	struct ras_event_manager *event_mgr;
570 
571 	uint64_t reserved_pages_in_bytes;
572 };
573 
574 struct ras_fs_data {
575 	char sysfs_name[48];
576 	char debugfs_name[32];
577 };
578 
579 struct ras_err_info {
580 	struct amdgpu_smuio_mcm_config_info mcm_info;
581 	u64 ce_count;
582 	u64 ue_count;
583 	u64 de_count;
584 };
585 
586 struct ras_err_node {
587 	struct list_head node;
588 	struct ras_err_info err_info;
589 };
590 
591 struct ras_err_data {
592 	unsigned long ue_count;
593 	unsigned long ce_count;
594 	unsigned long de_count;
595 	unsigned long err_addr_cnt;
596 	struct eeprom_table_record *err_addr;
597 	unsigned long err_addr_len;
598 	u32 err_list_count;
599 	struct list_head err_node_list;
600 };
601 
602 #define for_each_ras_error(err_node, err_data) \
603 	list_for_each_entry(err_node, &(err_data)->err_node_list, node)
604 
605 struct ras_err_handler_data {
606 	/* point to bad page records array */
607 	struct eeprom_table_record *bps;
608 	/* the count of entries */
609 	int count;
610 	/* the space can place new entries */
611 	int space_left;
612 };
613 
614 typedef int (*ras_ih_cb)(struct amdgpu_device *adev,
615 		void *err_data,
616 		struct amdgpu_iv_entry *entry);
617 
618 struct ras_ih_data {
619 	/* interrupt bottom half */
620 	struct work_struct ih_work;
621 	int inuse;
622 	/* IP callback */
623 	ras_ih_cb cb;
624 	/* full of entries */
625 	unsigned char *ring;
626 	unsigned int ring_size;
627 	unsigned int element_size;
628 	unsigned int aligned_element_size;
629 	unsigned int rptr;
630 	unsigned int wptr;
631 };
632 
633 struct ras_manager {
634 	struct ras_common_if head;
635 	/* reference count */
636 	int use;
637 	/* ras block link */
638 	struct list_head node;
639 	/* the device */
640 	struct amdgpu_device *adev;
641 	/* sysfs */
642 	struct device_attribute sysfs_attr;
643 	int attr_inuse;
644 
645 	/* fs node name */
646 	struct ras_fs_data fs_data;
647 
648 	/* IH data */
649 	struct ras_ih_data ih_data;
650 
651 	struct ras_err_data err_data;
652 
653 	struct aca_handle aca_handle;
654 };
655 
656 struct ras_badpage {
657 	unsigned int bp;
658 	unsigned int size;
659 	unsigned int flags;
660 };
661 
662 /* interfaces for IP */
663 struct ras_fs_if {
664 	struct ras_common_if head;
665 	const char* sysfs_name;
666 	char debugfs_name[32];
667 };
668 
669 struct ras_query_if {
670 	struct ras_common_if head;
671 	unsigned long ue_count;
672 	unsigned long ce_count;
673 	unsigned long de_count;
674 };
675 
676 struct ras_inject_if {
677 	struct ras_common_if head;
678 	uint64_t address;
679 	uint64_t value;
680 	uint32_t instance_mask;
681 };
682 
683 struct ras_cure_if {
684 	struct ras_common_if head;
685 	uint64_t address;
686 };
687 
688 struct ras_ih_if {
689 	struct ras_common_if head;
690 	ras_ih_cb cb;
691 };
692 
693 struct ras_dispatch_if {
694 	struct ras_common_if head;
695 	struct amdgpu_iv_entry *entry;
696 };
697 
698 struct ras_debug_if {
699 	union {
700 		struct ras_common_if head;
701 		struct ras_inject_if inject;
702 	};
703 	int op;
704 };
705 
706 struct amdgpu_ras_block_object {
707 	struct ras_common_if  ras_comm;
708 
709 	int (*ras_block_match)(struct amdgpu_ras_block_object *block_obj,
710 				enum amdgpu_ras_block block, uint32_t sub_block_index);
711 	int (*ras_late_init)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
712 	void (*ras_fini)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
713 	ras_ih_cb ras_cb;
714 	const struct amdgpu_ras_block_hw_ops *hw_ops;
715 };
716 
717 struct amdgpu_ras_block_hw_ops {
718 	int  (*ras_error_inject)(struct amdgpu_device *adev,
719 			void *inject_if, uint32_t instance_mask);
720 	void (*query_ras_error_count)(struct amdgpu_device *adev, void *ras_error_status);
721 	void (*query_ras_error_status)(struct amdgpu_device *adev);
722 	void (*query_ras_error_address)(struct amdgpu_device *adev, void *ras_error_status);
723 	void (*reset_ras_error_count)(struct amdgpu_device *adev);
724 	void (*reset_ras_error_status)(struct amdgpu_device *adev);
725 	bool (*query_poison_status)(struct amdgpu_device *adev);
726 	bool (*handle_poison_consumption)(struct amdgpu_device *adev);
727 };
728 
729 /* work flow
730  * vbios
731  * 1: ras feature enable (enabled by default)
732  * psp
733  * 2: ras framework init (in ip_init)
734  * IP
735  * 3: IH add
736  * 4: debugfs/sysfs create
737  * 5: query/inject
738  * 6: debugfs/sysfs remove
739  * 7: IH remove
740  * 8: feature disable
741  */
742 
743 int amdgpu_ras_init_badpage_info(struct amdgpu_device *adev);
744 int amdgpu_ras_recovery_init(struct amdgpu_device *adev, bool init_bp_info);
745 
746 void amdgpu_ras_resume(struct amdgpu_device *adev);
747 void amdgpu_ras_suspend(struct amdgpu_device *adev);
748 
749 int amdgpu_ras_query_error_count(struct amdgpu_device *adev,
750 				 unsigned long *ce_count,
751 				 unsigned long *ue_count,
752 				 struct ras_query_if *query_info);
753 
754 /* error handling functions */
755 int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev,
756 		struct eeprom_table_record *bps, int pages, bool from_rom);
757 
758 int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev,
759 		unsigned long *new_cnt);
760 
761 static inline enum ta_ras_block
amdgpu_ras_block_to_ta(enum amdgpu_ras_block block)762 amdgpu_ras_block_to_ta(enum amdgpu_ras_block block) {
763 	switch (block) {
764 	case AMDGPU_RAS_BLOCK__UMC:
765 		return TA_RAS_BLOCK__UMC;
766 	case AMDGPU_RAS_BLOCK__SDMA:
767 		return TA_RAS_BLOCK__SDMA;
768 	case AMDGPU_RAS_BLOCK__GFX:
769 		return TA_RAS_BLOCK__GFX;
770 	case AMDGPU_RAS_BLOCK__MMHUB:
771 		return TA_RAS_BLOCK__MMHUB;
772 	case AMDGPU_RAS_BLOCK__ATHUB:
773 		return TA_RAS_BLOCK__ATHUB;
774 	case AMDGPU_RAS_BLOCK__PCIE_BIF:
775 		return TA_RAS_BLOCK__PCIE_BIF;
776 	case AMDGPU_RAS_BLOCK__HDP:
777 		return TA_RAS_BLOCK__HDP;
778 	case AMDGPU_RAS_BLOCK__XGMI_WAFL:
779 		return TA_RAS_BLOCK__XGMI_WAFL;
780 	case AMDGPU_RAS_BLOCK__DF:
781 		return TA_RAS_BLOCK__DF;
782 	case AMDGPU_RAS_BLOCK__SMN:
783 		return TA_RAS_BLOCK__SMN;
784 	case AMDGPU_RAS_BLOCK__SEM:
785 		return TA_RAS_BLOCK__SEM;
786 	case AMDGPU_RAS_BLOCK__MP0:
787 		return TA_RAS_BLOCK__MP0;
788 	case AMDGPU_RAS_BLOCK__MP1:
789 		return TA_RAS_BLOCK__MP1;
790 	case AMDGPU_RAS_BLOCK__FUSE:
791 		return TA_RAS_BLOCK__FUSE;
792 	case AMDGPU_RAS_BLOCK__MCA:
793 		return TA_RAS_BLOCK__MCA;
794 	case AMDGPU_RAS_BLOCK__VCN:
795 		return TA_RAS_BLOCK__VCN;
796 	case AMDGPU_RAS_BLOCK__JPEG:
797 		return TA_RAS_BLOCK__JPEG;
798 	default:
799 		WARN_ONCE(1, "RAS ERROR: unexpected block id %d\n", block);
800 		return TA_RAS_BLOCK__UMC;
801 	}
802 }
803 
804 static inline enum ta_ras_error_type
amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error)805 amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error) {
806 	switch (error) {
807 	case AMDGPU_RAS_ERROR__NONE:
808 		return TA_RAS_ERROR__NONE;
809 	case AMDGPU_RAS_ERROR__PARITY:
810 		return TA_RAS_ERROR__PARITY;
811 	case AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE:
812 		return TA_RAS_ERROR__SINGLE_CORRECTABLE;
813 	case AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE:
814 		return TA_RAS_ERROR__MULTI_UNCORRECTABLE;
815 	case AMDGPU_RAS_ERROR__POISON:
816 		return TA_RAS_ERROR__POISON;
817 	default:
818 		WARN_ONCE(1, "RAS ERROR: unexpected error type %d\n", error);
819 		return TA_RAS_ERROR__NONE;
820 	}
821 }
822 
823 /* called in ip_init and ip_fini */
824 int amdgpu_ras_init(struct amdgpu_device *adev);
825 int amdgpu_ras_late_init(struct amdgpu_device *adev);
826 int amdgpu_ras_fini(struct amdgpu_device *adev);
827 int amdgpu_ras_pre_fini(struct amdgpu_device *adev);
828 
829 int amdgpu_ras_block_late_init(struct amdgpu_device *adev,
830 			struct ras_common_if *ras_block);
831 
832 void amdgpu_ras_block_late_fini(struct amdgpu_device *adev,
833 			  struct ras_common_if *ras_block);
834 
835 int amdgpu_ras_feature_enable(struct amdgpu_device *adev,
836 		struct ras_common_if *head, bool enable);
837 
838 int amdgpu_ras_feature_enable_on_boot(struct amdgpu_device *adev,
839 		struct ras_common_if *head, bool enable);
840 
841 int amdgpu_ras_sysfs_create(struct amdgpu_device *adev,
842 		struct ras_common_if *head);
843 
844 int amdgpu_ras_sysfs_remove(struct amdgpu_device *adev,
845 		struct ras_common_if *head);
846 
847 void amdgpu_ras_debugfs_create_all(struct amdgpu_device *adev);
848 
849 int amdgpu_ras_query_error_status(struct amdgpu_device *adev,
850 		struct ras_query_if *info);
851 
852 int amdgpu_ras_reset_error_count(struct amdgpu_device *adev,
853 		enum amdgpu_ras_block block);
854 int amdgpu_ras_reset_error_status(struct amdgpu_device *adev,
855 		enum amdgpu_ras_block block);
856 
857 int amdgpu_ras_error_inject(struct amdgpu_device *adev,
858 		struct ras_inject_if *info);
859 
860 int amdgpu_ras_interrupt_add_handler(struct amdgpu_device *adev,
861 		struct ras_common_if *head);
862 
863 int amdgpu_ras_interrupt_remove_handler(struct amdgpu_device *adev,
864 		struct ras_common_if *head);
865 
866 int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev,
867 		struct ras_dispatch_if *info);
868 
869 struct ras_manager *amdgpu_ras_find_obj(struct amdgpu_device *adev,
870 		struct ras_common_if *head);
871 
872 extern atomic_t amdgpu_ras_in_intr;
873 
amdgpu_ras_intr_triggered(void)874 static inline bool amdgpu_ras_intr_triggered(void)
875 {
876 	return !!atomic_read(&amdgpu_ras_in_intr);
877 }
878 
amdgpu_ras_intr_cleared(void)879 static inline void amdgpu_ras_intr_cleared(void)
880 {
881 	atomic_set(&amdgpu_ras_in_intr, 0);
882 }
883 
884 void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev);
885 
886 void amdgpu_ras_set_error_query_ready(struct amdgpu_device *adev, bool ready);
887 
888 bool amdgpu_ras_need_emergency_restart(struct amdgpu_device *adev);
889 
890 void amdgpu_release_ras_context(struct amdgpu_device *adev);
891 
892 int amdgpu_persistent_edc_harvesting_supported(struct amdgpu_device *adev);
893 
894 const char *get_ras_block_str(struct ras_common_if *ras_block);
895 
896 bool amdgpu_ras_is_poison_mode_supported(struct amdgpu_device *adev);
897 
898 int amdgpu_ras_is_supported(struct amdgpu_device *adev, unsigned int block);
899 
900 int amdgpu_ras_reset_gpu(struct amdgpu_device *adev);
901 
902 struct amdgpu_ras* amdgpu_ras_get_context(struct amdgpu_device *adev);
903 
904 int amdgpu_ras_set_context(struct amdgpu_device *adev, struct amdgpu_ras *ras_con);
905 
906 int amdgpu_ras_set_mca_debug_mode(struct amdgpu_device *adev, bool enable);
907 int amdgpu_ras_set_aca_debug_mode(struct amdgpu_device *adev, bool enable);
908 bool amdgpu_ras_get_aca_debug_mode(struct amdgpu_device *adev);
909 bool amdgpu_ras_get_error_query_mode(struct amdgpu_device *adev,
910 				     unsigned int *mode);
911 
912 int amdgpu_ras_register_ras_block(struct amdgpu_device *adev,
913 				struct amdgpu_ras_block_object *ras_block_obj);
914 void amdgpu_ras_interrupt_fatal_error_handler(struct amdgpu_device *adev);
915 void amdgpu_ras_get_error_type_name(uint32_t err_type, char *err_type_name);
916 bool amdgpu_ras_inst_get_memory_id_field(struct amdgpu_device *adev,
917 					 const struct amdgpu_ras_err_status_reg_entry *reg_entry,
918 					 uint32_t instance,
919 					 uint32_t *memory_id);
920 bool amdgpu_ras_inst_get_err_cnt_field(struct amdgpu_device *adev,
921 				       const struct amdgpu_ras_err_status_reg_entry *reg_entry,
922 				       uint32_t instance,
923 				       unsigned long *err_cnt);
924 void amdgpu_ras_inst_query_ras_error_count(struct amdgpu_device *adev,
925 					   const struct amdgpu_ras_err_status_reg_entry *reg_list,
926 					   uint32_t reg_list_size,
927 					   const struct amdgpu_ras_memory_id_entry *mem_list,
928 					   uint32_t mem_list_size,
929 					   uint32_t instance,
930 					   uint32_t err_type,
931 					   unsigned long *err_count);
932 void amdgpu_ras_inst_reset_ras_error_count(struct amdgpu_device *adev,
933 					   const struct amdgpu_ras_err_status_reg_entry *reg_list,
934 					   uint32_t reg_list_size,
935 					   uint32_t instance);
936 
937 int amdgpu_ras_error_data_init(struct ras_err_data *err_data);
938 void amdgpu_ras_error_data_fini(struct ras_err_data *err_data);
939 int amdgpu_ras_error_statistic_ce_count(struct ras_err_data *err_data,
940 					struct amdgpu_smuio_mcm_config_info *mcm_info,
941 					u64 count);
942 int amdgpu_ras_error_statistic_ue_count(struct ras_err_data *err_data,
943 					struct amdgpu_smuio_mcm_config_info *mcm_info,
944 					u64 count);
945 int amdgpu_ras_error_statistic_de_count(struct ras_err_data *err_data,
946 					struct amdgpu_smuio_mcm_config_info *mcm_info,
947 					u64 count);
948 void amdgpu_ras_query_boot_status(struct amdgpu_device *adev, u32 num_instances);
949 int amdgpu_ras_bind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk,
950 			       const struct aca_info *aca_info, void *data);
951 int amdgpu_ras_unbind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk);
952 
953 ssize_t amdgpu_ras_aca_sysfs_read(struct device *dev, struct device_attribute *attr,
954 				  struct aca_handle *handle, char *buf, void *data);
955 
956 void amdgpu_ras_set_fed(struct amdgpu_device *adev, bool status);
957 bool amdgpu_ras_get_fed_status(struct amdgpu_device *adev);
958 void amdgpu_ras_set_err_poison(struct amdgpu_device *adev,
959 			       enum amdgpu_ras_block block);
960 void amdgpu_ras_clear_err_state(struct amdgpu_device *adev);
961 bool amdgpu_ras_is_err_state(struct amdgpu_device *adev, int block);
962 
963 u64 amdgpu_ras_acquire_event_id(struct amdgpu_device *adev, enum ras_event_type type);
964 int amdgpu_ras_mark_ras_event_caller(struct amdgpu_device *adev, enum ras_event_type type,
965 				     const void *caller);
966 
967 int amdgpu_ras_reserve_page(struct amdgpu_device *adev, uint64_t pfn);
968 
969 int amdgpu_ras_put_poison_req(struct amdgpu_device *adev,
970 		enum amdgpu_ras_block block, uint16_t pasid,
971 		pasid_notify pasid_fn, void *data, uint32_t reset);
972 
973 bool amdgpu_ras_in_recovery(struct amdgpu_device *adev);
974 
975 __printf(3, 4)
976 void amdgpu_ras_event_log_print(struct amdgpu_device *adev, u64 event_id,
977 				const char *fmt, ...);
978 
979 bool amdgpu_ras_is_rma(struct amdgpu_device *adev);
980 #endif
981