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v5.9
  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 "amdgpu.h"
 30#include "amdgpu_psp.h"
 31#include "ta_ras_if.h"
 32#include "amdgpu_ras_eeprom.h"
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 33
 34enum amdgpu_ras_block {
 35	AMDGPU_RAS_BLOCK__UMC = 0,
 36	AMDGPU_RAS_BLOCK__SDMA,
 37	AMDGPU_RAS_BLOCK__GFX,
 38	AMDGPU_RAS_BLOCK__MMHUB,
 39	AMDGPU_RAS_BLOCK__ATHUB,
 40	AMDGPU_RAS_BLOCK__PCIE_BIF,
 41	AMDGPU_RAS_BLOCK__HDP,
 42	AMDGPU_RAS_BLOCK__XGMI_WAFL,
 43	AMDGPU_RAS_BLOCK__DF,
 44	AMDGPU_RAS_BLOCK__SMN,
 45	AMDGPU_RAS_BLOCK__SEM,
 46	AMDGPU_RAS_BLOCK__MP0,
 47	AMDGPU_RAS_BLOCK__MP1,
 48	AMDGPU_RAS_BLOCK__FUSE,
 
 
 
 
 
 49
 50	AMDGPU_RAS_BLOCK__LAST
 51};
 52
 
 
 
 
 
 
 
 
 
 53#define AMDGPU_RAS_BLOCK_COUNT	AMDGPU_RAS_BLOCK__LAST
 
 54#define AMDGPU_RAS_BLOCK_MASK	((1ULL << AMDGPU_RAS_BLOCK_COUNT) - 1)
 55
 56enum amdgpu_ras_gfx_subblock {
 57	/* CPC */
 58	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START = 0,
 59	AMDGPU_RAS_BLOCK__GFX_CPC_SCRATCH =
 60		AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_START,
 61	AMDGPU_RAS_BLOCK__GFX_CPC_UCODE,
 62	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME1,
 63	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME1,
 64	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME1,
 65	AMDGPU_RAS_BLOCK__GFX_DC_STATE_ME2,
 66	AMDGPU_RAS_BLOCK__GFX_DC_CSINVOC_ME2,
 67	AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
 68	AMDGPU_RAS_BLOCK__GFX_CPC_INDEX_END =
 69		AMDGPU_RAS_BLOCK__GFX_DC_RESTORE_ME2,
 70	/* CPF */
 71	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
 72	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME2 =
 73		AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_START,
 74	AMDGPU_RAS_BLOCK__GFX_CPF_ROQ_ME1,
 75	AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
 76	AMDGPU_RAS_BLOCK__GFX_CPF_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPF_TAG,
 77	/* CPG */
 78	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
 79	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_ROQ =
 80		AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_START,
 81	AMDGPU_RAS_BLOCK__GFX_CPG_DMA_TAG,
 82	AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
 83	AMDGPU_RAS_BLOCK__GFX_CPG_INDEX_END = AMDGPU_RAS_BLOCK__GFX_CPG_TAG,
 84	/* GDS */
 85	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
 86	AMDGPU_RAS_BLOCK__GFX_GDS_MEM = AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_START,
 87	AMDGPU_RAS_BLOCK__GFX_GDS_INPUT_QUEUE,
 88	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_CMD_RAM_MEM,
 89	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PHY_DATA_RAM_MEM,
 90	AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
 91	AMDGPU_RAS_BLOCK__GFX_GDS_INDEX_END =
 92		AMDGPU_RAS_BLOCK__GFX_GDS_OA_PIPE_MEM,
 93	/* SPI */
 94	AMDGPU_RAS_BLOCK__GFX_SPI_SR_MEM,
 95	/* SQ */
 96	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
 97	AMDGPU_RAS_BLOCK__GFX_SQ_SGPR = AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_START,
 98	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_D,
 99	AMDGPU_RAS_BLOCK__GFX_SQ_LDS_I,
100	AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
101	AMDGPU_RAS_BLOCK__GFX_SQ_INDEX_END = AMDGPU_RAS_BLOCK__GFX_SQ_VGPR,
102	/* SQC (3 ranges) */
103	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
104	/* SQC range 0 */
105	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START =
106		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_START,
107	AMDGPU_RAS_BLOCK__GFX_SQC_INST_UTCL1_LFIFO =
108		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_START,
109	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_WRITE_DATA_BUF,
110	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU0_UTCL1_LFIFO,
111	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_WRITE_DATA_BUF,
112	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU1_UTCL1_LFIFO,
113	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_WRITE_DATA_BUF,
114	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
115	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX0_END =
116		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_CU2_UTCL1_LFIFO,
117	/* SQC range 1 */
118	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
119	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_TAG_RAM =
120		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_START,
121	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_UTCL1_MISS_FIFO,
122	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_MISS_FIFO,
123	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKA_BANK_RAM,
124	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_TAG_RAM,
125	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_HIT_FIFO,
126	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_MISS_FIFO,
127	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_DIRTY_BIT_RAM,
128	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
129	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX1_END =
130		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKA_BANK_RAM,
131	/* SQC range 2 */
132	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
133	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_TAG_RAM =
134		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_START,
135	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_UTCL1_MISS_FIFO,
136	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_MISS_FIFO,
137	AMDGPU_RAS_BLOCK__GFX_SQC_INST_BANKB_BANK_RAM,
138	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_TAG_RAM,
139	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_HIT_FIFO,
140	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_MISS_FIFO,
141	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_DIRTY_BIT_RAM,
142	AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
143	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END =
144		AMDGPU_RAS_BLOCK__GFX_SQC_DATA_BANKB_BANK_RAM,
145	AMDGPU_RAS_BLOCK__GFX_SQC_INDEX_END =
146		AMDGPU_RAS_BLOCK__GFX_SQC_INDEX2_END,
147	/* TA */
148	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
149	AMDGPU_RAS_BLOCK__GFX_TA_FS_DFIFO =
150		AMDGPU_RAS_BLOCK__GFX_TA_INDEX_START,
151	AMDGPU_RAS_BLOCK__GFX_TA_FS_AFIFO,
152	AMDGPU_RAS_BLOCK__GFX_TA_FL_LFIFO,
153	AMDGPU_RAS_BLOCK__GFX_TA_FX_LFIFO,
154	AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
155	AMDGPU_RAS_BLOCK__GFX_TA_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TA_FS_CFIFO,
156	/* TCA */
157	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
158	AMDGPU_RAS_BLOCK__GFX_TCA_HOLE_FIFO =
159		AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_START,
160	AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
161	AMDGPU_RAS_BLOCK__GFX_TCA_INDEX_END =
162		AMDGPU_RAS_BLOCK__GFX_TCA_REQ_FIFO,
163	/* TCC (5 sub-ranges) */
164	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
165	/* TCC range 0 */
166	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START =
167		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_START,
168	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA =
169		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_START,
170	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_0_1,
171	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_0,
172	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DATA_BANK_1_1,
173	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_0,
174	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_DIRTY_BANK_1,
175	AMDGPU_RAS_BLOCK__GFX_TCC_HIGH_RATE_TAG,
176	AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
177	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX0_END =
178		AMDGPU_RAS_BLOCK__GFX_TCC_LOW_RATE_TAG,
179	/* TCC range 1 */
180	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
181	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_DEC =
182		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_START,
183	AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
184	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX1_END =
185		AMDGPU_RAS_BLOCK__GFX_TCC_IN_USE_TRANSFER,
186	/* TCC range 2 */
187	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
188	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_DATA =
189		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_START,
190	AMDGPU_RAS_BLOCK__GFX_TCC_RETURN_CONTROL,
191	AMDGPU_RAS_BLOCK__GFX_TCC_UC_ATOMIC_FIFO,
192	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_RETURN,
193	AMDGPU_RAS_BLOCK__GFX_TCC_WRITE_CACHE_READ,
194	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO,
195	AMDGPU_RAS_BLOCK__GFX_TCC_SRC_FIFO_NEXT_RAM,
196	AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
197	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX2_END =
198		AMDGPU_RAS_BLOCK__GFX_TCC_CACHE_TAG_PROBE_FIFO,
199	/* TCC range 3 */
200	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
201	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO =
202		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_START,
203	AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
204	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX3_END =
205		AMDGPU_RAS_BLOCK__GFX_TCC_LATENCY_FIFO_NEXT_RAM,
206	/* TCC range 4 */
207	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
208	AMDGPU_RAS_BLOCK__GFX_TCC_WRRET_TAG_WRITE_RETURN =
209		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_START,
210	AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
211	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END =
212		AMDGPU_RAS_BLOCK__GFX_TCC_ATOMIC_RETURN_BUFFER,
213	AMDGPU_RAS_BLOCK__GFX_TCC_INDEX_END =
214		AMDGPU_RAS_BLOCK__GFX_TCC_INDEX4_END,
215	/* TCI */
216	AMDGPU_RAS_BLOCK__GFX_TCI_WRITE_RAM,
217	/* TCP */
218	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
219	AMDGPU_RAS_BLOCK__GFX_TCP_CACHE_RAM =
220		AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_START,
221	AMDGPU_RAS_BLOCK__GFX_TCP_LFIFO_RAM,
222	AMDGPU_RAS_BLOCK__GFX_TCP_CMD_FIFO,
223	AMDGPU_RAS_BLOCK__GFX_TCP_VM_FIFO,
224	AMDGPU_RAS_BLOCK__GFX_TCP_DB_RAM,
225	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO0,
226	AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
227	AMDGPU_RAS_BLOCK__GFX_TCP_INDEX_END =
228		AMDGPU_RAS_BLOCK__GFX_TCP_UTCL1_LFIFO1,
229	/* TD */
230	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
231	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_LO =
232		AMDGPU_RAS_BLOCK__GFX_TD_INDEX_START,
233	AMDGPU_RAS_BLOCK__GFX_TD_SS_FIFO_HI,
234	AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
235	AMDGPU_RAS_BLOCK__GFX_TD_INDEX_END = AMDGPU_RAS_BLOCK__GFX_TD_CS_FIFO,
236	/* EA (3 sub-ranges) */
237	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
238	/* EA range 0 */
239	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START =
240		AMDGPU_RAS_BLOCK__GFX_EA_INDEX_START,
241	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_CMDMEM =
242		AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_START,
243	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_CMDMEM,
244	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_DATAMEM,
245	AMDGPU_RAS_BLOCK__GFX_EA_RRET_TAGMEM,
246	AMDGPU_RAS_BLOCK__GFX_EA_WRET_TAGMEM,
247	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_CMDMEM,
248	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_CMDMEM,
249	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
250	AMDGPU_RAS_BLOCK__GFX_EA_INDEX0_END =
251		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_DATAMEM,
252	/* EA range 1 */
253	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
254	AMDGPU_RAS_BLOCK__GFX_EA_DRAMRD_PAGEMEM =
255		AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_START,
256	AMDGPU_RAS_BLOCK__GFX_EA_DRAMWR_PAGEMEM,
257	AMDGPU_RAS_BLOCK__GFX_EA_IORD_CMDMEM,
258	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_CMDMEM,
259	AMDGPU_RAS_BLOCK__GFX_EA_IOWR_DATAMEM,
260	AMDGPU_RAS_BLOCK__GFX_EA_GMIRD_PAGEMEM,
261	AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
262	AMDGPU_RAS_BLOCK__GFX_EA_INDEX1_END =
263		AMDGPU_RAS_BLOCK__GFX_EA_GMIWR_PAGEMEM,
264	/* EA range 2 */
265	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
266	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D0MEM =
267		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_START,
268	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D1MEM,
269	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D2MEM,
270	AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
271	AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END =
272		AMDGPU_RAS_BLOCK__GFX_EA_MAM_D3MEM,
273	AMDGPU_RAS_BLOCK__GFX_EA_INDEX_END =
274		AMDGPU_RAS_BLOCK__GFX_EA_INDEX2_END,
275	/* UTC VM L2 bank */
276	AMDGPU_RAS_BLOCK__UTC_VML2_BANK_CACHE,
277	/* UTC VM walker */
278	AMDGPU_RAS_BLOCK__UTC_VML2_WALKER,
279	/* UTC ATC L2 2MB cache */
280	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_2M_BANK,
281	/* UTC ATC L2 4KB cache */
282	AMDGPU_RAS_BLOCK__UTC_ATCL2_CACHE_4K_BANK,
283	AMDGPU_RAS_BLOCK__GFX_MAX
284};
285
286enum amdgpu_ras_error_type {
287	AMDGPU_RAS_ERROR__NONE							= 0,
288	AMDGPU_RAS_ERROR__PARITY						= 1,
289	AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE					= 2,
290	AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE					= 4,
291	AMDGPU_RAS_ERROR__POISON						= 8,
292};
293
294enum amdgpu_ras_ret {
295	AMDGPU_RAS_SUCCESS = 0,
296	AMDGPU_RAS_FAIL,
297	AMDGPU_RAS_UE,
298	AMDGPU_RAS_CE,
299	AMDGPU_RAS_PT,
300};
301
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
302struct ras_common_if {
303	enum amdgpu_ras_block block;
304	enum amdgpu_ras_error_type type;
305	uint32_t sub_block_index;
306	/* block name */
307	char name[32];
308};
309
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
310struct amdgpu_ras {
311	/* ras infrastructure */
312	/* for ras itself. */
313	uint32_t hw_supported;
314	/* for IP to check its ras ability. */
315	uint32_t supported;
316	uint32_t features;
 
317	struct list_head head;
318	/* debugfs */
319	struct dentry *dir;
320	/* sysfs */
321	struct device_attribute features_attr;
 
 
 
322	struct bin_attribute badpages_attr;
 
323	/* block array */
324	struct ras_manager *objs;
325
326	/* gpu recovery */
327	struct work_struct recovery_work;
328	atomic_t in_recovery;
329	struct amdgpu_device *adev;
330	/* error handler data */
331	struct ras_err_handler_data *eh_data;
332	struct mutex recovery_lock;
333
334	uint32_t flags;
335	bool reboot;
336	struct amdgpu_ras_eeprom_control eeprom_control;
337
338	bool error_query_ready;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
339};
340
341struct ras_fs_data {
342	char sysfs_name[32];
343	char debugfs_name[32];
344};
345
 
 
 
 
 
 
 
 
 
 
 
 
346struct ras_err_data {
347	unsigned long ue_count;
348	unsigned long ce_count;
 
349	unsigned long err_addr_cnt;
350	struct eeprom_table_record *err_addr;
 
 
 
351};
352
 
 
 
353struct ras_err_handler_data {
354	/* point to bad page records array */
355	struct eeprom_table_record *bps;
356	/* point to reserved bo array */
357	struct amdgpu_bo **bps_bo;
358	/* the count of entries */
359	int count;
360	/* the space can place new entries */
361	int space_left;
362	/* last reserved entry's index + 1 */
363	int last_reserved;
364};
365
366typedef int (*ras_ih_cb)(struct amdgpu_device *adev,
367		void *err_data,
368		struct amdgpu_iv_entry *entry);
369
370struct ras_ih_data {
371	/* interrupt bottom half */
372	struct work_struct ih_work;
373	int inuse;
374	/* IP callback */
375	ras_ih_cb cb;
376	/* full of entries */
377	unsigned char *ring;
378	unsigned int ring_size;
379	unsigned int element_size;
380	unsigned int aligned_element_size;
381	unsigned int rptr;
382	unsigned int wptr;
383};
384
385struct ras_manager {
386	struct ras_common_if head;
387	/* reference count */
388	int use;
389	/* ras block link */
390	struct list_head node;
391	/* the device */
392	struct amdgpu_device *adev;
393	/* debugfs */
394	struct dentry *ent;
395	/* sysfs */
396	struct device_attribute sysfs_attr;
397	int attr_inuse;
398
399	/* fs node name */
400	struct ras_fs_data fs_data;
401
402	/* IH data */
403	struct ras_ih_data ih_data;
404
405	struct ras_err_data err_data;
 
 
406};
407
408struct ras_badpage {
409	unsigned int bp;
410	unsigned int size;
411	unsigned int flags;
412};
413
414/* interfaces for IP */
415struct ras_fs_if {
416	struct ras_common_if head;
417	char sysfs_name[32];
418	char debugfs_name[32];
419};
420
421struct ras_query_if {
422	struct ras_common_if head;
423	unsigned long ue_count;
424	unsigned long ce_count;
 
425};
426
427struct ras_inject_if {
428	struct ras_common_if head;
429	uint64_t address;
430	uint64_t value;
 
431};
432
433struct ras_cure_if {
434	struct ras_common_if head;
435	uint64_t address;
436};
437
438struct ras_ih_if {
439	struct ras_common_if head;
440	ras_ih_cb cb;
441};
442
443struct ras_dispatch_if {
444	struct ras_common_if head;
445	struct amdgpu_iv_entry *entry;
446};
447
448struct ras_debug_if {
449	union {
450		struct ras_common_if head;
451		struct ras_inject_if inject;
452	};
453	int op;
454};
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
455/* work flow
456 * vbios
457 * 1: ras feature enable (enabled by default)
458 * psp
459 * 2: ras framework init (in ip_init)
460 * IP
461 * 3: IH add
462 * 4: debugfs/sysfs create
463 * 5: query/inject
464 * 6: debugfs/sysfs remove
465 * 7: IH remove
466 * 8: feature disable
467 */
468
469#define amdgpu_ras_get_context(adev)		((adev)->psp.ras.ras)
470#define amdgpu_ras_set_context(adev, ras_con)	((adev)->psp.ras.ras = (ras_con))
471
472/* check if ras is supported on block, say, sdma, gfx */
473static inline int amdgpu_ras_is_supported(struct amdgpu_device *adev,
474		unsigned int block)
475{
476	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
477
478	if (block >= AMDGPU_RAS_BLOCK_COUNT)
479		return 0;
480	return ras && (ras->supported & (1 << block));
481}
482
483int amdgpu_ras_recovery_init(struct amdgpu_device *adev);
484int amdgpu_ras_request_reset_on_boot(struct amdgpu_device *adev,
485		unsigned int block);
486
487void amdgpu_ras_resume(struct amdgpu_device *adev);
488void amdgpu_ras_suspend(struct amdgpu_device *adev);
489
490unsigned long amdgpu_ras_query_error_count(struct amdgpu_device *adev,
491		bool is_ce);
 
 
492
493/* error handling functions */
494int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev,
495		struct eeprom_table_record *bps, int pages);
496
497int amdgpu_ras_reserve_bad_pages(struct amdgpu_device *adev);
498
499static inline int amdgpu_ras_reset_gpu(struct amdgpu_device *adev)
500{
501	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
502
503	/* save bad page to eeprom before gpu reset,
504	 * i2c may be unstable in gpu reset
505	 */
506	if (in_task())
507		amdgpu_ras_reserve_bad_pages(adev);
508
509	if (atomic_cmpxchg(&ras->in_recovery, 0, 1) == 0)
510		schedule_work(&ras->recovery_work);
511	return 0;
512}
513
514static inline enum ta_ras_block
515amdgpu_ras_block_to_ta(enum amdgpu_ras_block block) {
516	switch (block) {
517	case AMDGPU_RAS_BLOCK__UMC:
518		return TA_RAS_BLOCK__UMC;
519	case AMDGPU_RAS_BLOCK__SDMA:
520		return TA_RAS_BLOCK__SDMA;
521	case AMDGPU_RAS_BLOCK__GFX:
522		return TA_RAS_BLOCK__GFX;
523	case AMDGPU_RAS_BLOCK__MMHUB:
524		return TA_RAS_BLOCK__MMHUB;
525	case AMDGPU_RAS_BLOCK__ATHUB:
526		return TA_RAS_BLOCK__ATHUB;
527	case AMDGPU_RAS_BLOCK__PCIE_BIF:
528		return TA_RAS_BLOCK__PCIE_BIF;
529	case AMDGPU_RAS_BLOCK__HDP:
530		return TA_RAS_BLOCK__HDP;
531	case AMDGPU_RAS_BLOCK__XGMI_WAFL:
532		return TA_RAS_BLOCK__XGMI_WAFL;
533	case AMDGPU_RAS_BLOCK__DF:
534		return TA_RAS_BLOCK__DF;
535	case AMDGPU_RAS_BLOCK__SMN:
536		return TA_RAS_BLOCK__SMN;
537	case AMDGPU_RAS_BLOCK__SEM:
538		return TA_RAS_BLOCK__SEM;
539	case AMDGPU_RAS_BLOCK__MP0:
540		return TA_RAS_BLOCK__MP0;
541	case AMDGPU_RAS_BLOCK__MP1:
542		return TA_RAS_BLOCK__MP1;
543	case AMDGPU_RAS_BLOCK__FUSE:
544		return TA_RAS_BLOCK__FUSE;
 
 
 
 
 
 
545	default:
546		WARN_ONCE(1, "RAS ERROR: unexpected block id %d\n", block);
547		return TA_RAS_BLOCK__UMC;
548	}
549}
550
551static inline enum ta_ras_error_type
552amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error) {
553	switch (error) {
554	case AMDGPU_RAS_ERROR__NONE:
555		return TA_RAS_ERROR__NONE;
556	case AMDGPU_RAS_ERROR__PARITY:
557		return TA_RAS_ERROR__PARITY;
558	case AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE:
559		return TA_RAS_ERROR__SINGLE_CORRECTABLE;
560	case AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE:
561		return TA_RAS_ERROR__MULTI_UNCORRECTABLE;
562	case AMDGPU_RAS_ERROR__POISON:
563		return TA_RAS_ERROR__POISON;
564	default:
565		WARN_ONCE(1, "RAS ERROR: unexpected error type %d\n", error);
566		return TA_RAS_ERROR__NONE;
567	}
568}
569
570/* called in ip_init and ip_fini */
571int amdgpu_ras_init(struct amdgpu_device *adev);
 
572int amdgpu_ras_fini(struct amdgpu_device *adev);
573int amdgpu_ras_pre_fini(struct amdgpu_device *adev);
574int amdgpu_ras_late_init(struct amdgpu_device *adev,
575			 struct ras_common_if *ras_block,
576			 struct ras_fs_if *fs_info,
577			 struct ras_ih_if *ih_info);
578void amdgpu_ras_late_fini(struct amdgpu_device *adev,
579			  struct ras_common_if *ras_block,
580			  struct ras_ih_if *ih_info);
581
582int amdgpu_ras_feature_enable(struct amdgpu_device *adev,
583		struct ras_common_if *head, bool enable);
584
585int amdgpu_ras_feature_enable_on_boot(struct amdgpu_device *adev,
586		struct ras_common_if *head, bool enable);
587
588int amdgpu_ras_sysfs_create(struct amdgpu_device *adev,
589		struct ras_fs_if *head);
590
591int amdgpu_ras_sysfs_remove(struct amdgpu_device *adev,
592		struct ras_common_if *head);
593
594void amdgpu_ras_debugfs_create(struct amdgpu_device *adev,
595		struct ras_fs_if *head);
596
597void amdgpu_ras_debugfs_create_all(struct amdgpu_device *adev);
598
599void amdgpu_ras_debugfs_remove(struct amdgpu_device *adev,
600		struct ras_common_if *head);
601
602int amdgpu_ras_error_query(struct amdgpu_device *adev,
603		struct ras_query_if *info);
604
 
 
 
 
 
605int amdgpu_ras_error_inject(struct amdgpu_device *adev,
606		struct ras_inject_if *info);
607
608int amdgpu_ras_interrupt_add_handler(struct amdgpu_device *adev,
609		struct ras_ih_if *info);
610
611int amdgpu_ras_interrupt_remove_handler(struct amdgpu_device *adev,
612		struct ras_ih_if *info);
613
614int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev,
615		struct ras_dispatch_if *info);
616
617struct ras_manager *amdgpu_ras_find_obj(struct amdgpu_device *adev,
618		struct ras_common_if *head);
619
620extern atomic_t amdgpu_ras_in_intr;
621
622static inline bool amdgpu_ras_intr_triggered(void)
623{
624	return !!atomic_read(&amdgpu_ras_in_intr);
625}
626
627static inline void amdgpu_ras_intr_cleared(void)
628{
629	atomic_set(&amdgpu_ras_in_intr, 0);
630}
631
632void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev);
633
634void amdgpu_ras_set_error_query_ready(struct amdgpu_device *adev, bool ready);
635
636bool amdgpu_ras_need_emergency_restart(struct amdgpu_device *adev);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
637#endif
v6.13.7
  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
 36struct 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
 81enum 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
105enum 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
118enum 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
348enum 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
356enum 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
364enum 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	AMDGPU_RAS_VIRT_ERROR_COUNT_QUERY	= 3,
369};
370
371/* ras error status reisger fields */
372#define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG__SHIFT	0x0
373#define ERR_STATUS_LO__ERR_STATUS_VALID_FLAG_MASK	0x00000001L
374#define ERR_STATUS_LO__MEMORY_ID__SHIFT			0x18
375#define ERR_STATUS_LO__MEMORY_ID_MASK			0xFF000000L
376#define ERR_STATUS_HI__ERR_INFO_VALID_FLAG__SHIFT	0x2
377#define ERR_STATUS_HI__ERR_INFO_VALID_FLAG_MASK		0x00000004L
378#define ERR_STATUS__ERR_CNT__SHIFT			0x17
379#define ERR_STATUS__ERR_CNT_MASK			0x03800000L
380
381#define AMDGPU_RAS_REG_ENTRY(ip, inst, reg_lo, reg_hi) \
382	ip##_HWIP, inst, reg_lo##_BASE_IDX, reg_lo, reg_hi##_BASE_IDX, reg_hi
383
384#define AMDGPU_RAS_REG_ENTRY_OFFSET(hwip, ip_inst, segment, reg) \
385	(adev->reg_offset[hwip][ip_inst][segment] + (reg))
386
387#define AMDGPU_RAS_ERR_INFO_VALID	(1 << 0)
388#define AMDGPU_RAS_ERR_STATUS_VALID	(1 << 1)
389#define AMDGPU_RAS_ERR_ADDRESS_VALID	(1 << 2)
390
391#define AMDGPU_RAS_GPU_RESET_MODE2_RESET  (0x1 << 0)
392#define AMDGPU_RAS_GPU_RESET_MODE1_RESET  (0x1 << 1)
393
394struct amdgpu_ras_err_status_reg_entry {
395	uint32_t hwip;
396	uint32_t ip_inst;
397	uint32_t seg_lo;
398	uint32_t reg_lo;
399	uint32_t seg_hi;
400	uint32_t reg_hi;
401	uint32_t reg_inst;
402	uint32_t flags;
403	const char *block_name;
404};
405
406struct amdgpu_ras_memory_id_entry {
407	uint32_t memory_id;
408	const char *name;
409};
410
411struct ras_common_if {
412	enum amdgpu_ras_block block;
413	enum amdgpu_ras_error_type type;
414	uint32_t sub_block_index;
 
415	char name[32];
416};
417
418#define MAX_UMC_CHANNEL_NUM 32
419
420struct ecc_info_per_ch {
421	uint16_t ce_count_lo_chip;
422	uint16_t ce_count_hi_chip;
423	uint64_t mca_umc_status;
424	uint64_t mca_umc_addr;
425	uint64_t mca_ceumc_addr;
426};
427
428struct umc_ecc_info {
429	struct ecc_info_per_ch ecc[MAX_UMC_CHANNEL_NUM];
430
431	/* Determine smu ecctable whether support
432	 * record correctable error address
433	 */
434	int record_ce_addr_supported;
435};
436
437enum ras_event_type {
438	RAS_EVENT_TYPE_INVALID = 0,
439	RAS_EVENT_TYPE_FATAL,
440	RAS_EVENT_TYPE_POISON_CREATION,
441	RAS_EVENT_TYPE_POISON_CONSUMPTION,
442	RAS_EVENT_TYPE_COUNT,
443};
444
445struct ras_event_state {
446	u64 last_seqno;
447	atomic64_t count;
448};
449
450struct ras_event_manager {
451	atomic64_t seqno;
452	struct ras_event_state event_state[RAS_EVENT_TYPE_COUNT];
453};
454
455struct ras_event_id {
456	enum ras_event_type type;
457	u64 event_id;
458};
459
460struct ras_query_context {
461	struct ras_event_id evid;
462};
463
464typedef int (*pasid_notify)(struct amdgpu_device *adev,
465		uint16_t pasid, void *data);
466
467struct ras_poison_msg {
468	enum amdgpu_ras_block block;
469	uint16_t pasid;
470	uint32_t reset;
471	pasid_notify pasid_fn;
472	void *data;
473};
474
475struct ras_err_pages {
476	uint32_t count;
477	uint64_t *pfn;
478};
479
480struct ras_ecc_err {
481	uint64_t status;
482	uint64_t ipid;
483	uint64_t addr;
484	uint64_t pa_pfn;
485	struct ras_err_pages err_pages;
486};
487
488struct ras_ecc_log_info {
489	struct mutex lock;
490	struct radix_tree_root de_page_tree;
491	uint64_t	de_queried_count;
492	uint64_t	prev_de_queried_count;
493};
494
495struct amdgpu_ras {
496	/* ras infrastructure */
497	/* for ras itself. */
 
 
 
498	uint32_t features;
499	uint32_t schema;
500	struct list_head head;
 
 
501	/* sysfs */
502	struct device_attribute features_attr;
503	struct device_attribute version_attr;
504	struct device_attribute schema_attr;
505	struct device_attribute event_state_attr;
506	struct bin_attribute badpages_attr;
507	struct dentry *de_ras_eeprom_table;
508	/* block array */
509	struct ras_manager *objs;
510
511	/* gpu recovery */
512	struct work_struct recovery_work;
513	atomic_t in_recovery;
514	struct amdgpu_device *adev;
515	/* error handler data */
516	struct ras_err_handler_data *eh_data;
517	struct mutex recovery_lock;
518
519	uint32_t flags;
520	bool reboot;
521	struct amdgpu_ras_eeprom_control eeprom_control;
522
523	bool error_query_ready;
524
525	/* bad page count threshold */
526	uint32_t bad_page_cnt_threshold;
527
528	/* disable ras error count harvest in recovery */
529	bool disable_ras_err_cnt_harvest;
530
531	/* is poison mode supported */
532	bool poison_supported;
533
534	/* RAS count errors delayed work */
535	struct delayed_work ras_counte_delay_work;
536	atomic_t ras_ue_count;
537	atomic_t ras_ce_count;
538
539	/* record umc error info queried from smu */
540	struct umc_ecc_info umc_ecc;
541
542	/* Indicates smu whether need update bad channel info */
543	bool update_channel_flag;
544	/* Record status of smu mca debug mode */
545	bool is_aca_debug_mode;
546	bool is_rma;
547
548	/* Record special requirements of gpu reset caller */
549	uint32_t  gpu_reset_flags;
550
551	struct task_struct *page_retirement_thread;
552	wait_queue_head_t page_retirement_wq;
553	struct mutex page_retirement_lock;
554	atomic_t page_retirement_req_cnt;
555	atomic_t poison_creation_count;
556	struct mutex page_rsv_lock;
557	DECLARE_KFIFO(poison_fifo, struct ras_poison_msg, 128);
558	struct ras_ecc_log_info  umc_ecc_log;
559	struct delayed_work page_retirement_dwork;
560
561	/* Fatal error detected flag */
562	atomic_t fed;
563
564	/* RAS event manager */
565	struct ras_event_manager __event_mgr;
566	struct ras_event_manager *event_mgr;
567
568	uint64_t reserved_pages_in_bytes;
569};
570
571struct ras_fs_data {
572	char sysfs_name[48];
573	char debugfs_name[32];
574};
575
576struct ras_err_info {
577	struct amdgpu_smuio_mcm_config_info mcm_info;
578	u64 ce_count;
579	u64 ue_count;
580	u64 de_count;
581};
582
583struct ras_err_node {
584	struct list_head node;
585	struct ras_err_info err_info;
586};
587
588struct ras_err_data {
589	unsigned long ue_count;
590	unsigned long ce_count;
591	unsigned long de_count;
592	unsigned long err_addr_cnt;
593	struct eeprom_table_record *err_addr;
594	unsigned long err_addr_len;
595	u32 err_list_count;
596	struct list_head err_node_list;
597};
598
599#define for_each_ras_error(err_node, err_data) \
600	list_for_each_entry(err_node, &(err_data)->err_node_list, node)
601
602struct ras_err_handler_data {
603	/* point to bad page records array */
604	struct eeprom_table_record *bps;
 
 
605	/* the count of entries */
606	int count;
607	/* the space can place new entries */
608	int space_left;
 
 
609};
610
611typedef int (*ras_ih_cb)(struct amdgpu_device *adev,
612		void *err_data,
613		struct amdgpu_iv_entry *entry);
614
615struct ras_ih_data {
616	/* interrupt bottom half */
617	struct work_struct ih_work;
618	int inuse;
619	/* IP callback */
620	ras_ih_cb cb;
621	/* full of entries */
622	unsigned char *ring;
623	unsigned int ring_size;
624	unsigned int element_size;
625	unsigned int aligned_element_size;
626	unsigned int rptr;
627	unsigned int wptr;
628};
629
630struct ras_manager {
631	struct ras_common_if head;
632	/* reference count */
633	int use;
634	/* ras block link */
635	struct list_head node;
636	/* the device */
637	struct amdgpu_device *adev;
 
 
638	/* sysfs */
639	struct device_attribute sysfs_attr;
640	int attr_inuse;
641
642	/* fs node name */
643	struct ras_fs_data fs_data;
644
645	/* IH data */
646	struct ras_ih_data ih_data;
647
648	struct ras_err_data err_data;
649
650	struct aca_handle aca_handle;
651};
652
653struct ras_badpage {
654	unsigned int bp;
655	unsigned int size;
656	unsigned int flags;
657};
658
659/* interfaces for IP */
660struct ras_fs_if {
661	struct ras_common_if head;
662	const char* sysfs_name;
663	char debugfs_name[32];
664};
665
666struct ras_query_if {
667	struct ras_common_if head;
668	unsigned long ue_count;
669	unsigned long ce_count;
670	unsigned long de_count;
671};
672
673struct ras_inject_if {
674	struct ras_common_if head;
675	uint64_t address;
676	uint64_t value;
677	uint32_t instance_mask;
678};
679
680struct ras_cure_if {
681	struct ras_common_if head;
682	uint64_t address;
683};
684
685struct ras_ih_if {
686	struct ras_common_if head;
687	ras_ih_cb cb;
688};
689
690struct ras_dispatch_if {
691	struct ras_common_if head;
692	struct amdgpu_iv_entry *entry;
693};
694
695struct ras_debug_if {
696	union {
697		struct ras_common_if head;
698		struct ras_inject_if inject;
699	};
700	int op;
701};
702
703struct amdgpu_ras_block_object {
704	struct ras_common_if  ras_comm;
705
706	int (*ras_block_match)(struct amdgpu_ras_block_object *block_obj,
707				enum amdgpu_ras_block block, uint32_t sub_block_index);
708	int (*ras_late_init)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
709	void (*ras_fini)(struct amdgpu_device *adev, struct ras_common_if *ras_block);
710	ras_ih_cb ras_cb;
711	const struct amdgpu_ras_block_hw_ops *hw_ops;
712};
713
714struct amdgpu_ras_block_hw_ops {
715	int  (*ras_error_inject)(struct amdgpu_device *adev,
716			void *inject_if, uint32_t instance_mask);
717	void (*query_ras_error_count)(struct amdgpu_device *adev, void *ras_error_status);
718	void (*query_ras_error_status)(struct amdgpu_device *adev);
719	void (*query_ras_error_address)(struct amdgpu_device *adev, void *ras_error_status);
720	void (*reset_ras_error_count)(struct amdgpu_device *adev);
721	void (*reset_ras_error_status)(struct amdgpu_device *adev);
722	bool (*query_poison_status)(struct amdgpu_device *adev);
723	bool (*handle_poison_consumption)(struct amdgpu_device *adev);
724};
725
726/* work flow
727 * vbios
728 * 1: ras feature enable (enabled by default)
729 * psp
730 * 2: ras framework init (in ip_init)
731 * IP
732 * 3: IH add
733 * 4: debugfs/sysfs create
734 * 5: query/inject
735 * 6: debugfs/sysfs remove
736 * 7: IH remove
737 * 8: feature disable
738 */
739
740int amdgpu_ras_init_badpage_info(struct amdgpu_device *adev);
741int amdgpu_ras_recovery_init(struct amdgpu_device *adev, bool init_bp_info);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
742
743void amdgpu_ras_resume(struct amdgpu_device *adev);
744void amdgpu_ras_suspend(struct amdgpu_device *adev);
745
746int amdgpu_ras_query_error_count(struct amdgpu_device *adev,
747				 unsigned long *ce_count,
748				 unsigned long *ue_count,
749				 struct ras_query_if *query_info);
750
751/* error handling functions */
752int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev,
753		struct eeprom_table_record *bps, int pages);
754
755int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev,
756		unsigned long *new_cnt);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
757
758static inline enum ta_ras_block
759amdgpu_ras_block_to_ta(enum amdgpu_ras_block block) {
760	switch (block) {
761	case AMDGPU_RAS_BLOCK__UMC:
762		return TA_RAS_BLOCK__UMC;
763	case AMDGPU_RAS_BLOCK__SDMA:
764		return TA_RAS_BLOCK__SDMA;
765	case AMDGPU_RAS_BLOCK__GFX:
766		return TA_RAS_BLOCK__GFX;
767	case AMDGPU_RAS_BLOCK__MMHUB:
768		return TA_RAS_BLOCK__MMHUB;
769	case AMDGPU_RAS_BLOCK__ATHUB:
770		return TA_RAS_BLOCK__ATHUB;
771	case AMDGPU_RAS_BLOCK__PCIE_BIF:
772		return TA_RAS_BLOCK__PCIE_BIF;
773	case AMDGPU_RAS_BLOCK__HDP:
774		return TA_RAS_BLOCK__HDP;
775	case AMDGPU_RAS_BLOCK__XGMI_WAFL:
776		return TA_RAS_BLOCK__XGMI_WAFL;
777	case AMDGPU_RAS_BLOCK__DF:
778		return TA_RAS_BLOCK__DF;
779	case AMDGPU_RAS_BLOCK__SMN:
780		return TA_RAS_BLOCK__SMN;
781	case AMDGPU_RAS_BLOCK__SEM:
782		return TA_RAS_BLOCK__SEM;
783	case AMDGPU_RAS_BLOCK__MP0:
784		return TA_RAS_BLOCK__MP0;
785	case AMDGPU_RAS_BLOCK__MP1:
786		return TA_RAS_BLOCK__MP1;
787	case AMDGPU_RAS_BLOCK__FUSE:
788		return TA_RAS_BLOCK__FUSE;
789	case AMDGPU_RAS_BLOCK__MCA:
790		return TA_RAS_BLOCK__MCA;
791	case AMDGPU_RAS_BLOCK__VCN:
792		return TA_RAS_BLOCK__VCN;
793	case AMDGPU_RAS_BLOCK__JPEG:
794		return TA_RAS_BLOCK__JPEG;
795	default:
796		WARN_ONCE(1, "RAS ERROR: unexpected block id %d\n", block);
797		return TA_RAS_BLOCK__UMC;
798	}
799}
800
801static inline enum ta_ras_error_type
802amdgpu_ras_error_to_ta(enum amdgpu_ras_error_type error) {
803	switch (error) {
804	case AMDGPU_RAS_ERROR__NONE:
805		return TA_RAS_ERROR__NONE;
806	case AMDGPU_RAS_ERROR__PARITY:
807		return TA_RAS_ERROR__PARITY;
808	case AMDGPU_RAS_ERROR__SINGLE_CORRECTABLE:
809		return TA_RAS_ERROR__SINGLE_CORRECTABLE;
810	case AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE:
811		return TA_RAS_ERROR__MULTI_UNCORRECTABLE;
812	case AMDGPU_RAS_ERROR__POISON:
813		return TA_RAS_ERROR__POISON;
814	default:
815		WARN_ONCE(1, "RAS ERROR: unexpected error type %d\n", error);
816		return TA_RAS_ERROR__NONE;
817	}
818}
819
820/* called in ip_init and ip_fini */
821int amdgpu_ras_init(struct amdgpu_device *adev);
822int amdgpu_ras_late_init(struct amdgpu_device *adev);
823int amdgpu_ras_fini(struct amdgpu_device *adev);
824int amdgpu_ras_pre_fini(struct amdgpu_device *adev);
825
826int amdgpu_ras_block_late_init(struct amdgpu_device *adev,
827			struct ras_common_if *ras_block);
828
829void amdgpu_ras_block_late_fini(struct amdgpu_device *adev,
830			  struct ras_common_if *ras_block);
 
831
832int amdgpu_ras_feature_enable(struct amdgpu_device *adev,
833		struct ras_common_if *head, bool enable);
834
835int amdgpu_ras_feature_enable_on_boot(struct amdgpu_device *adev,
836		struct ras_common_if *head, bool enable);
837
838int amdgpu_ras_sysfs_create(struct amdgpu_device *adev,
839		struct ras_common_if *head);
840
841int amdgpu_ras_sysfs_remove(struct amdgpu_device *adev,
842		struct ras_common_if *head);
843
 
 
 
844void amdgpu_ras_debugfs_create_all(struct amdgpu_device *adev);
845
846int amdgpu_ras_query_error_status(struct amdgpu_device *adev,
 
 
 
847		struct ras_query_if *info);
848
849int amdgpu_ras_reset_error_count(struct amdgpu_device *adev,
850		enum amdgpu_ras_block block);
851int amdgpu_ras_reset_error_status(struct amdgpu_device *adev,
852		enum amdgpu_ras_block block);
853
854int amdgpu_ras_error_inject(struct amdgpu_device *adev,
855		struct ras_inject_if *info);
856
857int amdgpu_ras_interrupt_add_handler(struct amdgpu_device *adev,
858		struct ras_common_if *head);
859
860int amdgpu_ras_interrupt_remove_handler(struct amdgpu_device *adev,
861		struct ras_common_if *head);
862
863int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev,
864		struct ras_dispatch_if *info);
865
866struct ras_manager *amdgpu_ras_find_obj(struct amdgpu_device *adev,
867		struct ras_common_if *head);
868
869extern atomic_t amdgpu_ras_in_intr;
870
871static inline bool amdgpu_ras_intr_triggered(void)
872{
873	return !!atomic_read(&amdgpu_ras_in_intr);
874}
875
876static inline void amdgpu_ras_intr_cleared(void)
877{
878	atomic_set(&amdgpu_ras_in_intr, 0);
879}
880
881void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev);
882
883void amdgpu_ras_set_error_query_ready(struct amdgpu_device *adev, bool ready);
884
885bool amdgpu_ras_need_emergency_restart(struct amdgpu_device *adev);
886
887void amdgpu_release_ras_context(struct amdgpu_device *adev);
888
889int amdgpu_persistent_edc_harvesting_supported(struct amdgpu_device *adev);
890
891const char *get_ras_block_str(struct ras_common_if *ras_block);
892
893bool amdgpu_ras_is_poison_mode_supported(struct amdgpu_device *adev);
894
895int amdgpu_ras_is_supported(struct amdgpu_device *adev, unsigned int block);
896
897int amdgpu_ras_reset_gpu(struct amdgpu_device *adev);
898
899struct amdgpu_ras* amdgpu_ras_get_context(struct amdgpu_device *adev);
900
901int amdgpu_ras_set_context(struct amdgpu_device *adev, struct amdgpu_ras *ras_con);
902
903int amdgpu_ras_set_mca_debug_mode(struct amdgpu_device *adev, bool enable);
904int amdgpu_ras_set_aca_debug_mode(struct amdgpu_device *adev, bool enable);
905bool amdgpu_ras_get_aca_debug_mode(struct amdgpu_device *adev);
906bool amdgpu_ras_get_error_query_mode(struct amdgpu_device *adev,
907				     unsigned int *mode);
908
909int amdgpu_ras_register_ras_block(struct amdgpu_device *adev,
910				struct amdgpu_ras_block_object *ras_block_obj);
911void amdgpu_ras_interrupt_fatal_error_handler(struct amdgpu_device *adev);
912void amdgpu_ras_get_error_type_name(uint32_t err_type, char *err_type_name);
913bool amdgpu_ras_inst_get_memory_id_field(struct amdgpu_device *adev,
914					 const struct amdgpu_ras_err_status_reg_entry *reg_entry,
915					 uint32_t instance,
916					 uint32_t *memory_id);
917bool amdgpu_ras_inst_get_err_cnt_field(struct amdgpu_device *adev,
918				       const struct amdgpu_ras_err_status_reg_entry *reg_entry,
919				       uint32_t instance,
920				       unsigned long *err_cnt);
921void amdgpu_ras_inst_query_ras_error_count(struct amdgpu_device *adev,
922					   const struct amdgpu_ras_err_status_reg_entry *reg_list,
923					   uint32_t reg_list_size,
924					   const struct amdgpu_ras_memory_id_entry *mem_list,
925					   uint32_t mem_list_size,
926					   uint32_t instance,
927					   uint32_t err_type,
928					   unsigned long *err_count);
929void amdgpu_ras_inst_reset_ras_error_count(struct amdgpu_device *adev,
930					   const struct amdgpu_ras_err_status_reg_entry *reg_list,
931					   uint32_t reg_list_size,
932					   uint32_t instance);
933
934int amdgpu_ras_error_data_init(struct ras_err_data *err_data);
935void amdgpu_ras_error_data_fini(struct ras_err_data *err_data);
936int amdgpu_ras_error_statistic_ce_count(struct ras_err_data *err_data,
937					struct amdgpu_smuio_mcm_config_info *mcm_info,
938					u64 count);
939int amdgpu_ras_error_statistic_ue_count(struct ras_err_data *err_data,
940					struct amdgpu_smuio_mcm_config_info *mcm_info,
941					u64 count);
942int amdgpu_ras_error_statistic_de_count(struct ras_err_data *err_data,
943					struct amdgpu_smuio_mcm_config_info *mcm_info,
944					u64 count);
945void amdgpu_ras_query_boot_status(struct amdgpu_device *adev, u32 num_instances);
946int amdgpu_ras_bind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk,
947			       const struct aca_info *aca_info, void *data);
948int amdgpu_ras_unbind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk);
949
950ssize_t amdgpu_ras_aca_sysfs_read(struct device *dev, struct device_attribute *attr,
951				  struct aca_handle *handle, char *buf, void *data);
952
953void amdgpu_ras_set_fed(struct amdgpu_device *adev, bool status);
954bool amdgpu_ras_get_fed_status(struct amdgpu_device *adev);
955
956u64 amdgpu_ras_acquire_event_id(struct amdgpu_device *adev, enum ras_event_type type);
957int amdgpu_ras_mark_ras_event_caller(struct amdgpu_device *adev, enum ras_event_type type,
958				     const void *caller);
959
960int amdgpu_ras_reserve_page(struct amdgpu_device *adev, uint64_t pfn);
961
962int amdgpu_ras_put_poison_req(struct amdgpu_device *adev,
963		enum amdgpu_ras_block block, uint16_t pasid,
964		pasid_notify pasid_fn, void *data, uint32_t reset);
965
966bool amdgpu_ras_in_recovery(struct amdgpu_device *adev);
967
968__printf(3, 4)
969void amdgpu_ras_event_log_print(struct amdgpu_device *adev, u64 event_id,
970				const char *fmt, ...);
971
972bool amdgpu_ras_is_rma(struct amdgpu_device *adev);
973#endif