1 // SPDX-License-Identifier: MIT
2 /*
3 * Copyright 2024 Advanced Micro Devices, Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
22 *
23 */
24
25 #include <generated/utsrelease.h>
26 #include <linux/devcoredump.h>
27 #include "amdgpu_dev_coredump.h"
28 #include "atom.h"
29
30 #ifndef CONFIG_DEV_COREDUMP
amdgpu_coredump(struct amdgpu_device * adev,bool skip_vram_check,bool vram_lost,struct amdgpu_job * job)31 void amdgpu_coredump(struct amdgpu_device *adev, bool skip_vram_check,
32 bool vram_lost, struct amdgpu_job *job)
33 {
34 }
35 #else
36
37 const char *hw_ip_names[MAX_HWIP] = {
38 [GC_HWIP] = "GC",
39 [HDP_HWIP] = "HDP",
40 [SDMA0_HWIP] = "SDMA0",
41 [SDMA1_HWIP] = "SDMA1",
42 [SDMA2_HWIP] = "SDMA2",
43 [SDMA3_HWIP] = "SDMA3",
44 [SDMA4_HWIP] = "SDMA4",
45 [SDMA5_HWIP] = "SDMA5",
46 [SDMA6_HWIP] = "SDMA6",
47 [SDMA7_HWIP] = "SDMA7",
48 [LSDMA_HWIP] = "LSDMA",
49 [MMHUB_HWIP] = "MMHUB",
50 [ATHUB_HWIP] = "ATHUB",
51 [NBIO_HWIP] = "NBIO",
52 [MP0_HWIP] = "MP0",
53 [MP1_HWIP] = "MP1",
54 [UVD_HWIP] = "UVD/JPEG/VCN",
55 [VCN1_HWIP] = "VCN1",
56 [VCE_HWIP] = "VCE",
57 [VPE_HWIP] = "VPE",
58 [DF_HWIP] = "DF",
59 [DCE_HWIP] = "DCE",
60 [OSSSYS_HWIP] = "OSSSYS",
61 [SMUIO_HWIP] = "SMUIO",
62 [PWR_HWIP] = "PWR",
63 [NBIF_HWIP] = "NBIF",
64 [THM_HWIP] = "THM",
65 [CLK_HWIP] = "CLK",
66 [UMC_HWIP] = "UMC",
67 [RSMU_HWIP] = "RSMU",
68 [XGMI_HWIP] = "XGMI",
69 [DCI_HWIP] = "DCI",
70 [PCIE_HWIP] = "PCIE",
71 };
72
amdgpu_devcoredump_fw_info(struct amdgpu_device * adev,struct drm_printer * p)73 static void amdgpu_devcoredump_fw_info(struct amdgpu_device *adev,
74 struct drm_printer *p)
75 {
76 uint32_t version;
77 uint32_t feature;
78 uint8_t smu_program, smu_major, smu_minor, smu_debug;
79 struct atom_context *ctx = adev->mode_info.atom_context;
80
81 drm_printf(p, "VCE feature version: %u, fw version: 0x%08x\n",
82 adev->vce.fb_version, adev->vce.fw_version);
83 drm_printf(p, "UVD feature version: %u, fw version: 0x%08x\n", 0,
84 adev->uvd.fw_version);
85 drm_printf(p, "GMC feature version: %u, fw version: 0x%08x\n", 0,
86 adev->gmc.fw_version);
87 drm_printf(p, "ME feature version: %u, fw version: 0x%08x\n",
88 adev->gfx.me_feature_version, adev->gfx.me_fw_version);
89 drm_printf(p, "PFP feature version: %u, fw version: 0x%08x\n",
90 adev->gfx.pfp_feature_version, adev->gfx.pfp_fw_version);
91 drm_printf(p, "CE feature version: %u, fw version: 0x%08x\n",
92 adev->gfx.ce_feature_version, adev->gfx.ce_fw_version);
93 drm_printf(p, "RLC feature version: %u, fw version: 0x%08x\n",
94 adev->gfx.rlc_feature_version, adev->gfx.rlc_fw_version);
95
96 drm_printf(p, "RLC SRLC feature version: %u, fw version: 0x%08x\n",
97 adev->gfx.rlc_srlc_feature_version,
98 adev->gfx.rlc_srlc_fw_version);
99 drm_printf(p, "RLC SRLG feature version: %u, fw version: 0x%08x\n",
100 adev->gfx.rlc_srlg_feature_version,
101 adev->gfx.rlc_srlg_fw_version);
102 drm_printf(p, "RLC SRLS feature version: %u, fw version: 0x%08x\n",
103 adev->gfx.rlc_srls_feature_version,
104 adev->gfx.rlc_srls_fw_version);
105 drm_printf(p, "RLCP feature version: %u, fw version: 0x%08x\n",
106 adev->gfx.rlcp_ucode_feature_version,
107 adev->gfx.rlcp_ucode_version);
108 drm_printf(p, "RLCV feature version: %u, fw version: 0x%08x\n",
109 adev->gfx.rlcv_ucode_feature_version,
110 adev->gfx.rlcv_ucode_version);
111 drm_printf(p, "MEC feature version: %u, fw version: 0x%08x\n",
112 adev->gfx.mec_feature_version, adev->gfx.mec_fw_version);
113
114 if (adev->gfx.mec2_fw)
115 drm_printf(p, "MEC2 feature version: %u, fw version: 0x%08x\n",
116 adev->gfx.mec2_feature_version,
117 adev->gfx.mec2_fw_version);
118
119 drm_printf(p, "IMU feature version: %u, fw version: 0x%08x\n", 0,
120 adev->gfx.imu_fw_version);
121 drm_printf(p, "PSP SOS feature version: %u, fw version: 0x%08x\n",
122 adev->psp.sos.feature_version, adev->psp.sos.fw_version);
123 drm_printf(p, "PSP ASD feature version: %u, fw version: 0x%08x\n",
124 adev->psp.asd_context.bin_desc.feature_version,
125 adev->psp.asd_context.bin_desc.fw_version);
126
127 drm_printf(p, "TA XGMI feature version: 0x%08x, fw version: 0x%08x\n",
128 adev->psp.xgmi_context.context.bin_desc.feature_version,
129 adev->psp.xgmi_context.context.bin_desc.fw_version);
130 drm_printf(p, "TA RAS feature version: 0x%08x, fw version: 0x%08x\n",
131 adev->psp.ras_context.context.bin_desc.feature_version,
132 adev->psp.ras_context.context.bin_desc.fw_version);
133 drm_printf(p, "TA HDCP feature version: 0x%08x, fw version: 0x%08x\n",
134 adev->psp.hdcp_context.context.bin_desc.feature_version,
135 adev->psp.hdcp_context.context.bin_desc.fw_version);
136 drm_printf(p, "TA DTM feature version: 0x%08x, fw version: 0x%08x\n",
137 adev->psp.dtm_context.context.bin_desc.feature_version,
138 adev->psp.dtm_context.context.bin_desc.fw_version);
139 drm_printf(p, "TA RAP feature version: 0x%08x, fw version: 0x%08x\n",
140 adev->psp.rap_context.context.bin_desc.feature_version,
141 adev->psp.rap_context.context.bin_desc.fw_version);
142 drm_printf(p,
143 "TA SECURE DISPLAY feature version: 0x%08x, fw version: 0x%08x\n",
144 adev->psp.securedisplay_context.context.bin_desc.feature_version,
145 adev->psp.securedisplay_context.context.bin_desc.fw_version);
146
147 /* SMC firmware */
148 version = adev->pm.fw_version;
149
150 smu_program = (version >> 24) & 0xff;
151 smu_major = (version >> 16) & 0xff;
152 smu_minor = (version >> 8) & 0xff;
153 smu_debug = (version >> 0) & 0xff;
154 drm_printf(p,
155 "SMC feature version: %u, program: %d, fw version: 0x%08x (%d.%d.%d)\n",
156 0, smu_program, version, smu_major, smu_minor, smu_debug);
157
158 /* SDMA firmware */
159 for (int i = 0; i < adev->sdma.num_instances; i++) {
160 drm_printf(p,
161 "SDMA%d feature version: %u, firmware version: 0x%08x\n",
162 i, adev->sdma.instance[i].feature_version,
163 adev->sdma.instance[i].fw_version);
164 }
165
166 drm_printf(p, "VCN feature version: %u, fw version: 0x%08x\n", 0,
167 adev->vcn.fw_version);
168 drm_printf(p, "DMCU feature version: %u, fw version: 0x%08x\n", 0,
169 adev->dm.dmcu_fw_version);
170 drm_printf(p, "DMCUB feature version: %u, fw version: 0x%08x\n", 0,
171 adev->dm.dmcub_fw_version);
172 drm_printf(p, "PSP TOC feature version: %u, fw version: 0x%08x\n",
173 adev->psp.toc.feature_version, adev->psp.toc.fw_version);
174
175 version = adev->mes.kiq_version & AMDGPU_MES_VERSION_MASK;
176 feature = (adev->mes.kiq_version & AMDGPU_MES_FEAT_VERSION_MASK) >>
177 AMDGPU_MES_FEAT_VERSION_SHIFT;
178 drm_printf(p, "MES_KIQ feature version: %u, fw version: 0x%08x\n",
179 feature, version);
180
181 version = adev->mes.sched_version & AMDGPU_MES_VERSION_MASK;
182 feature = (adev->mes.sched_version & AMDGPU_MES_FEAT_VERSION_MASK) >>
183 AMDGPU_MES_FEAT_VERSION_SHIFT;
184 drm_printf(p, "MES feature version: %u, fw version: 0x%08x\n", feature,
185 version);
186
187 drm_printf(p, "VPE feature version: %u, fw version: 0x%08x\n",
188 adev->vpe.feature_version, adev->vpe.fw_version);
189
190 drm_printf(p, "\nVBIOS Information\n");
191 drm_printf(p, "vbios name : %s\n", ctx->name);
192 drm_printf(p, "vbios pn : %s\n", ctx->vbios_pn);
193 drm_printf(p, "vbios version : %d\n", ctx->version);
194 drm_printf(p, "vbios ver_str : %s\n", ctx->vbios_ver_str);
195 drm_printf(p, "vbios date : %s\n", ctx->date);
196 }
197
198 static ssize_t
amdgpu_devcoredump_read(char * buffer,loff_t offset,size_t count,void * data,size_t datalen)199 amdgpu_devcoredump_read(char *buffer, loff_t offset, size_t count,
200 void *data, size_t datalen)
201 {
202 struct drm_printer p;
203 struct amdgpu_coredump_info *coredump = data;
204 struct drm_print_iterator iter;
205 struct amdgpu_vm_fault_info *fault_info;
206 struct amdgpu_ip_block *ip_block;
207 int ver;
208
209 iter.data = buffer;
210 iter.offset = 0;
211 iter.start = offset;
212 iter.remain = count;
213
214 p = drm_coredump_printer(&iter);
215
216 drm_printf(&p, "**** AMDGPU Device Coredump ****\n");
217 drm_printf(&p, "version: " AMDGPU_COREDUMP_VERSION "\n");
218 drm_printf(&p, "kernel: " UTS_RELEASE "\n");
219 drm_printf(&p, "module: " KBUILD_MODNAME "\n");
220 drm_printf(&p, "time: %lld.%09ld\n", coredump->reset_time.tv_sec,
221 coredump->reset_time.tv_nsec);
222
223 if (coredump->reset_task_info.pid)
224 drm_printf(&p, "process_name: %s PID: %d\n",
225 coredump->reset_task_info.process_name,
226 coredump->reset_task_info.pid);
227
228 /* SOC Information */
229 drm_printf(&p, "\nSOC Information\n");
230 drm_printf(&p, "SOC Device id: %d\n", coredump->adev->pdev->device);
231 drm_printf(&p, "SOC PCI Revision id: %d\n", coredump->adev->pdev->revision);
232 drm_printf(&p, "SOC Family: %d\n", coredump->adev->family);
233 drm_printf(&p, "SOC Revision id: %d\n", coredump->adev->rev_id);
234 drm_printf(&p, "SOC External Revision id: %d\n", coredump->adev->external_rev_id);
235
236 /* Memory Information */
237 drm_printf(&p, "\nSOC Memory Information\n");
238 drm_printf(&p, "real vram size: %llu\n", coredump->adev->gmc.real_vram_size);
239 drm_printf(&p, "visible vram size: %llu\n", coredump->adev->gmc.visible_vram_size);
240 drm_printf(&p, "gtt size: %llu\n", coredump->adev->mman.gtt_mgr.manager.size);
241
242 /* GDS Config */
243 drm_printf(&p, "\nGDS Config\n");
244 drm_printf(&p, "gds: total size: %d\n", coredump->adev->gds.gds_size);
245 drm_printf(&p, "gds: compute partition size: %d\n", coredump->adev->gds.gds_size);
246 drm_printf(&p, "gds: gws per compute partition: %d\n", coredump->adev->gds.gws_size);
247 drm_printf(&p, "gds: os per compute partition: %d\n", coredump->adev->gds.oa_size);
248
249 /* HWIP Version Information */
250 drm_printf(&p, "\nHW IP Version Information\n");
251 for (int i = 1; i < MAX_HWIP; i++) {
252 for (int j = 0; j < HWIP_MAX_INSTANCE; j++) {
253 ver = coredump->adev->ip_versions[i][j];
254 if (ver)
255 drm_printf(&p, "HWIP: %s[%d][%d]: v%d.%d.%d.%d.%d\n",
256 hw_ip_names[i], i, j,
257 IP_VERSION_MAJ(ver),
258 IP_VERSION_MIN(ver),
259 IP_VERSION_REV(ver),
260 IP_VERSION_VARIANT(ver),
261 IP_VERSION_SUBREV(ver));
262 }
263 }
264
265 /* IP firmware information */
266 drm_printf(&p, "\nIP Firmwares\n");
267 amdgpu_devcoredump_fw_info(coredump->adev, &p);
268
269 if (coredump->ring) {
270 drm_printf(&p, "\nRing timed out details\n");
271 drm_printf(&p, "IP Type: %d Ring Name: %s\n",
272 coredump->ring->funcs->type,
273 coredump->ring->name);
274 }
275
276 /* Add page fault information */
277 fault_info = &coredump->adev->vm_manager.fault_info;
278 drm_printf(&p, "\n[%s] Page fault observed\n",
279 fault_info->vmhub ? "mmhub" : "gfxhub");
280 drm_printf(&p, "Faulty page starting at address: 0x%016llx\n", fault_info->addr);
281 drm_printf(&p, "Protection fault status register: 0x%x\n\n", fault_info->status);
282
283 /* dump the ip state for each ip */
284 drm_printf(&p, "IP Dump\n");
285 for (int i = 0; i < coredump->adev->num_ip_blocks; i++) {
286 ip_block = &coredump->adev->ip_blocks[i];
287 if (ip_block->version->funcs->print_ip_state) {
288 drm_printf(&p, "IP: %s\n", ip_block->version->funcs->name);
289 ip_block->version->funcs->print_ip_state(ip_block, &p);
290 drm_printf(&p, "\n");
291 }
292 }
293
294 /* Add ring buffer information */
295 drm_printf(&p, "Ring buffer information\n");
296 for (int i = 0; i < coredump->adev->num_rings; i++) {
297 int j = 0;
298 struct amdgpu_ring *ring = coredump->adev->rings[i];
299
300 drm_printf(&p, "ring name: %s\n", ring->name);
301 drm_printf(&p, "Rptr: 0x%llx Wptr: 0x%llx RB mask: %x\n",
302 amdgpu_ring_get_rptr(ring),
303 amdgpu_ring_get_wptr(ring),
304 ring->buf_mask);
305 drm_printf(&p, "Ring size in dwords: %d\n",
306 ring->ring_size / 4);
307 drm_printf(&p, "Ring contents\n");
308 drm_printf(&p, "Offset \t Value\n");
309
310 while (j < ring->ring_size) {
311 drm_printf(&p, "0x%x \t 0x%x\n", j, ring->ring[j / 4]);
312 j += 4;
313 }
314 }
315
316 if (coredump->skip_vram_check)
317 drm_printf(&p, "VRAM lost check is skipped!\n");
318 else if (coredump->reset_vram_lost)
319 drm_printf(&p, "VRAM is lost due to GPU reset!\n");
320
321 return count - iter.remain;
322 }
323
amdgpu_devcoredump_free(void * data)324 static void amdgpu_devcoredump_free(void *data)
325 {
326 kfree(data);
327 }
328
amdgpu_coredump(struct amdgpu_device * adev,bool skip_vram_check,bool vram_lost,struct amdgpu_job * job)329 void amdgpu_coredump(struct amdgpu_device *adev, bool skip_vram_check,
330 bool vram_lost, struct amdgpu_job *job)
331 {
332 struct drm_device *dev = adev_to_drm(adev);
333 struct amdgpu_coredump_info *coredump;
334 struct drm_sched_job *s_job;
335
336 coredump = kzalloc(sizeof(*coredump), GFP_NOWAIT);
337
338 if (!coredump) {
339 DRM_ERROR("%s: failed to allocate memory for coredump\n", __func__);
340 return;
341 }
342
343 coredump->skip_vram_check = skip_vram_check;
344 coredump->reset_vram_lost = vram_lost;
345
346 if (job && job->pasid) {
347 struct amdgpu_task_info *ti;
348
349 ti = amdgpu_vm_get_task_info_pasid(adev, job->pasid);
350 if (ti) {
351 coredump->reset_task_info = *ti;
352 amdgpu_vm_put_task_info(ti);
353 }
354 }
355
356 if (job) {
357 s_job = &job->base;
358 coredump->ring = to_amdgpu_ring(s_job->sched);
359 }
360
361 coredump->adev = adev;
362
363 ktime_get_ts64(&coredump->reset_time);
364
365 dev_coredumpm(dev->dev, THIS_MODULE, coredump, 0, GFP_NOWAIT,
366 amdgpu_devcoredump_read, amdgpu_devcoredump_free);
367 }
368 #endif
369