xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c (revision bfb921b2a9d5d1123d1d10b196a39db629ddef87)
1 /*
2  * Copyright 2016 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  * Author: Huang Rui
23  *
24  */
25 
26 #include <linux/firmware.h>
27 #include <drm/drm_drv.h>
28 
29 #include "amdgpu.h"
30 #include "amdgpu_psp.h"
31 #include "amdgpu_ucode.h"
32 #include "amdgpu_xgmi.h"
33 #include "soc15_common.h"
34 #include "psp_v3_1.h"
35 #include "psp_v10_0.h"
36 #include "psp_v11_0.h"
37 #include "psp_v11_0_8.h"
38 #include "psp_v12_0.h"
39 #include "psp_v13_0.h"
40 #include "psp_v13_0_4.h"
41 #include "psp_v14_0.h"
42 
43 #include "amdgpu_ras.h"
44 #include "amdgpu_securedisplay.h"
45 #include "amdgpu_atomfirmware.h"
46 
47 #define AMD_VBIOS_FILE_MAX_SIZE_B      (1024*1024*3)
48 
49 static int psp_load_smu_fw(struct psp_context *psp);
50 static int psp_rap_terminate(struct psp_context *psp);
51 static int psp_securedisplay_terminate(struct psp_context *psp);
52 
53 static int psp_ring_init(struct psp_context *psp,
54 			 enum psp_ring_type ring_type)
55 {
56 	int ret = 0;
57 	struct psp_ring *ring;
58 	struct amdgpu_device *adev = psp->adev;
59 
60 	ring = &psp->km_ring;
61 
62 	ring->ring_type = ring_type;
63 
64 	/* allocate 4k Page of Local Frame Buffer memory for ring */
65 	ring->ring_size = 0x1000;
66 	ret = amdgpu_bo_create_kernel(adev, ring->ring_size, PAGE_SIZE,
67 				      AMDGPU_GEM_DOMAIN_VRAM |
68 				      AMDGPU_GEM_DOMAIN_GTT,
69 				      &adev->firmware.rbuf,
70 				      &ring->ring_mem_mc_addr,
71 				      (void **)&ring->ring_mem);
72 	if (ret) {
73 		ring->ring_size = 0;
74 		return ret;
75 	}
76 
77 	return 0;
78 }
79 
80 /*
81  * Due to DF Cstate management centralized to PMFW, the firmware
82  * loading sequence will be updated as below:
83  *   - Load KDB
84  *   - Load SYS_DRV
85  *   - Load tOS
86  *   - Load PMFW
87  *   - Setup TMR
88  *   - Load other non-psp fw
89  *   - Load ASD
90  *   - Load XGMI/RAS/HDCP/DTM TA if any
91  *
92  * This new sequence is required for
93  *   - Arcturus and onwards
94  */
95 static void psp_check_pmfw_centralized_cstate_management(struct psp_context *psp)
96 {
97 	struct amdgpu_device *adev = psp->adev;
98 
99 	if (amdgpu_sriov_vf(adev)) {
100 		psp->pmfw_centralized_cstate_management = false;
101 		return;
102 	}
103 
104 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
105 	case IP_VERSION(11, 0, 0):
106 	case IP_VERSION(11, 0, 4):
107 	case IP_VERSION(11, 0, 5):
108 	case IP_VERSION(11, 0, 7):
109 	case IP_VERSION(11, 0, 9):
110 	case IP_VERSION(11, 0, 11):
111 	case IP_VERSION(11, 0, 12):
112 	case IP_VERSION(11, 0, 13):
113 	case IP_VERSION(13, 0, 0):
114 	case IP_VERSION(13, 0, 2):
115 	case IP_VERSION(13, 0, 7):
116 		psp->pmfw_centralized_cstate_management = true;
117 		break;
118 	default:
119 		psp->pmfw_centralized_cstate_management = false;
120 		break;
121 	}
122 }
123 
124 static int psp_init_sriov_microcode(struct psp_context *psp)
125 {
126 	struct amdgpu_device *adev = psp->adev;
127 	char ucode_prefix[30];
128 	int ret = 0;
129 
130 	amdgpu_ucode_ip_version_decode(adev, MP0_HWIP, ucode_prefix, sizeof(ucode_prefix));
131 
132 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
133 	case IP_VERSION(9, 0, 0):
134 	case IP_VERSION(11, 0, 7):
135 	case IP_VERSION(11, 0, 9):
136 		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
137 		ret = psp_init_cap_microcode(psp, ucode_prefix);
138 		break;
139 	case IP_VERSION(13, 0, 2):
140 		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
141 		ret = psp_init_cap_microcode(psp, ucode_prefix);
142 		ret &= psp_init_ta_microcode(psp, ucode_prefix);
143 		break;
144 	case IP_VERSION(13, 0, 0):
145 		adev->virt.autoload_ucode_id = 0;
146 		break;
147 	case IP_VERSION(13, 0, 6):
148 		ret = psp_init_cap_microcode(psp, ucode_prefix);
149 		ret &= psp_init_ta_microcode(psp, ucode_prefix);
150 		break;
151 	case IP_VERSION(13, 0, 10):
152 		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MES1_DATA;
153 		ret = psp_init_cap_microcode(psp, ucode_prefix);
154 		break;
155 	default:
156 		return -EINVAL;
157 	}
158 	return ret;
159 }
160 
161 static int psp_early_init(void *handle)
162 {
163 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
164 	struct psp_context *psp = &adev->psp;
165 
166 	psp->autoload_supported = true;
167 	psp->boot_time_tmr = true;
168 
169 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
170 	case IP_VERSION(9, 0, 0):
171 		psp_v3_1_set_psp_funcs(psp);
172 		psp->autoload_supported = false;
173 		psp->boot_time_tmr = false;
174 		break;
175 	case IP_VERSION(10, 0, 0):
176 	case IP_VERSION(10, 0, 1):
177 		psp_v10_0_set_psp_funcs(psp);
178 		psp->autoload_supported = false;
179 		psp->boot_time_tmr = false;
180 		break;
181 	case IP_VERSION(11, 0, 2):
182 	case IP_VERSION(11, 0, 4):
183 		psp_v11_0_set_psp_funcs(psp);
184 		psp->autoload_supported = false;
185 		psp->boot_time_tmr = false;
186 		break;
187 	case IP_VERSION(11, 0, 0):
188 	case IP_VERSION(11, 0, 7):
189 		adev->psp.sup_pd_fw_up = !amdgpu_sriov_vf(adev);
190 		fallthrough;
191 	case IP_VERSION(11, 0, 5):
192 	case IP_VERSION(11, 0, 9):
193 	case IP_VERSION(11, 0, 11):
194 	case IP_VERSION(11, 5, 0):
195 	case IP_VERSION(11, 0, 12):
196 	case IP_VERSION(11, 0, 13):
197 		psp_v11_0_set_psp_funcs(psp);
198 		psp->boot_time_tmr = false;
199 		break;
200 	case IP_VERSION(11, 0, 3):
201 	case IP_VERSION(12, 0, 1):
202 		psp_v12_0_set_psp_funcs(psp);
203 		psp->autoload_supported = false;
204 		psp->boot_time_tmr = false;
205 		break;
206 	case IP_VERSION(13, 0, 2):
207 		psp->boot_time_tmr = false;
208 		fallthrough;
209 	case IP_VERSION(13, 0, 6):
210 		psp_v13_0_set_psp_funcs(psp);
211 		psp->autoload_supported = false;
212 		break;
213 	case IP_VERSION(13, 0, 1):
214 	case IP_VERSION(13, 0, 3):
215 	case IP_VERSION(13, 0, 5):
216 	case IP_VERSION(13, 0, 8):
217 	case IP_VERSION(13, 0, 11):
218 	case IP_VERSION(14, 0, 0):
219 	case IP_VERSION(14, 0, 1):
220 		psp_v13_0_set_psp_funcs(psp);
221 		psp->boot_time_tmr = false;
222 		break;
223 	case IP_VERSION(11, 0, 8):
224 		if (adev->apu_flags & AMD_APU_IS_CYAN_SKILLFISH2) {
225 			psp_v11_0_8_set_psp_funcs(psp);
226 		}
227 		psp->autoload_supported = false;
228 		psp->boot_time_tmr = false;
229 		break;
230 	case IP_VERSION(13, 0, 0):
231 	case IP_VERSION(13, 0, 7):
232 	case IP_VERSION(13, 0, 10):
233 		psp_v13_0_set_psp_funcs(psp);
234 		adev->psp.sup_ifwi_up = !amdgpu_sriov_vf(adev);
235 		psp->boot_time_tmr = false;
236 		break;
237 	case IP_VERSION(13, 0, 4):
238 		psp_v13_0_4_set_psp_funcs(psp);
239 		psp->boot_time_tmr = false;
240 		break;
241 	case IP_VERSION(14, 0, 2):
242 	case IP_VERSION(14, 0, 3):
243 		psp_v14_0_set_psp_funcs(psp);
244 		break;
245 	default:
246 		return -EINVAL;
247 	}
248 
249 	psp->adev = adev;
250 
251 	adev->psp_timeout = 20000;
252 
253 	psp_check_pmfw_centralized_cstate_management(psp);
254 
255 	if (amdgpu_sriov_vf(adev))
256 		return psp_init_sriov_microcode(psp);
257 	else
258 		return psp_init_microcode(psp);
259 }
260 
261 void psp_ta_free_shared_buf(struct ta_mem_context *mem_ctx)
262 {
263 	amdgpu_bo_free_kernel(&mem_ctx->shared_bo, &mem_ctx->shared_mc_addr,
264 			      &mem_ctx->shared_buf);
265 	mem_ctx->shared_bo = NULL;
266 }
267 
268 static void psp_free_shared_bufs(struct psp_context *psp)
269 {
270 	void *tmr_buf;
271 	void **pptr;
272 
273 	/* free TMR memory buffer */
274 	pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
275 	amdgpu_bo_free_kernel(&psp->tmr_bo, &psp->tmr_mc_addr, pptr);
276 	psp->tmr_bo = NULL;
277 
278 	/* free xgmi shared memory */
279 	psp_ta_free_shared_buf(&psp->xgmi_context.context.mem_context);
280 
281 	/* free ras shared memory */
282 	psp_ta_free_shared_buf(&psp->ras_context.context.mem_context);
283 
284 	/* free hdcp shared memory */
285 	psp_ta_free_shared_buf(&psp->hdcp_context.context.mem_context);
286 
287 	/* free dtm shared memory */
288 	psp_ta_free_shared_buf(&psp->dtm_context.context.mem_context);
289 
290 	/* free rap shared memory */
291 	psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
292 
293 	/* free securedisplay shared memory */
294 	psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
295 
296 
297 }
298 
299 static void psp_memory_training_fini(struct psp_context *psp)
300 {
301 	struct psp_memory_training_context *ctx = &psp->mem_train_ctx;
302 
303 	ctx->init = PSP_MEM_TRAIN_NOT_SUPPORT;
304 	kfree(ctx->sys_cache);
305 	ctx->sys_cache = NULL;
306 }
307 
308 static int psp_memory_training_init(struct psp_context *psp)
309 {
310 	int ret;
311 	struct psp_memory_training_context *ctx = &psp->mem_train_ctx;
312 
313 	if (ctx->init != PSP_MEM_TRAIN_RESERVE_SUCCESS) {
314 		dev_dbg(psp->adev->dev, "memory training is not supported!\n");
315 		return 0;
316 	}
317 
318 	ctx->sys_cache = kzalloc(ctx->train_data_size, GFP_KERNEL);
319 	if (ctx->sys_cache == NULL) {
320 		dev_err(psp->adev->dev, "alloc mem_train_ctx.sys_cache failed!\n");
321 		ret = -ENOMEM;
322 		goto Err_out;
323 	}
324 
325 	dev_dbg(psp->adev->dev,
326 		"train_data_size:%llx,p2c_train_data_offset:%llx,c2p_train_data_offset:%llx.\n",
327 		ctx->train_data_size,
328 		ctx->p2c_train_data_offset,
329 		ctx->c2p_train_data_offset);
330 	ctx->init = PSP_MEM_TRAIN_INIT_SUCCESS;
331 	return 0;
332 
333 Err_out:
334 	psp_memory_training_fini(psp);
335 	return ret;
336 }
337 
338 /*
339  * Helper funciton to query psp runtime database entry
340  *
341  * @adev: amdgpu_device pointer
342  * @entry_type: the type of psp runtime database entry
343  * @db_entry: runtime database entry pointer
344  *
345  * Return false if runtime database doesn't exit or entry is invalid
346  * or true if the specific database entry is found, and copy to @db_entry
347  */
348 static bool psp_get_runtime_db_entry(struct amdgpu_device *adev,
349 				     enum psp_runtime_entry_type entry_type,
350 				     void *db_entry)
351 {
352 	uint64_t db_header_pos, db_dir_pos;
353 	struct psp_runtime_data_header db_header = {0};
354 	struct psp_runtime_data_directory db_dir = {0};
355 	bool ret = false;
356 	int i;
357 
358 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 6))
359 		return false;
360 
361 	db_header_pos = adev->gmc.mc_vram_size - PSP_RUNTIME_DB_OFFSET;
362 	db_dir_pos = db_header_pos + sizeof(struct psp_runtime_data_header);
363 
364 	/* read runtime db header from vram */
365 	amdgpu_device_vram_access(adev, db_header_pos, (uint32_t *)&db_header,
366 			sizeof(struct psp_runtime_data_header), false);
367 
368 	if (db_header.cookie != PSP_RUNTIME_DB_COOKIE_ID) {
369 		/* runtime db doesn't exist, exit */
370 		dev_dbg(adev->dev, "PSP runtime database doesn't exist\n");
371 		return false;
372 	}
373 
374 	/* read runtime database entry from vram */
375 	amdgpu_device_vram_access(adev, db_dir_pos, (uint32_t *)&db_dir,
376 			sizeof(struct psp_runtime_data_directory), false);
377 
378 	if (db_dir.entry_count >= PSP_RUNTIME_DB_DIAG_ENTRY_MAX_COUNT) {
379 		/* invalid db entry count, exit */
380 		dev_warn(adev->dev, "Invalid PSP runtime database entry count\n");
381 		return false;
382 	}
383 
384 	/* look up for requested entry type */
385 	for (i = 0; i < db_dir.entry_count && !ret; i++) {
386 		if (db_dir.entry_list[i].entry_type == entry_type) {
387 			switch (entry_type) {
388 			case PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG:
389 				if (db_dir.entry_list[i].size < sizeof(struct psp_runtime_boot_cfg_entry)) {
390 					/* invalid db entry size */
391 					dev_warn(adev->dev, "Invalid PSP runtime database boot cfg entry size\n");
392 					return false;
393 				}
394 				/* read runtime database entry */
395 				amdgpu_device_vram_access(adev, db_header_pos + db_dir.entry_list[i].offset,
396 							  (uint32_t *)db_entry, sizeof(struct psp_runtime_boot_cfg_entry), false);
397 				ret = true;
398 				break;
399 			case PSP_RUNTIME_ENTRY_TYPE_PPTABLE_ERR_STATUS:
400 				if (db_dir.entry_list[i].size < sizeof(struct psp_runtime_scpm_entry)) {
401 					/* invalid db entry size */
402 					dev_warn(adev->dev, "Invalid PSP runtime database scpm entry size\n");
403 					return false;
404 				}
405 				/* read runtime database entry */
406 				amdgpu_device_vram_access(adev, db_header_pos + db_dir.entry_list[i].offset,
407 							  (uint32_t *)db_entry, sizeof(struct psp_runtime_scpm_entry), false);
408 				ret = true;
409 				break;
410 			default:
411 				ret = false;
412 				break;
413 			}
414 		}
415 	}
416 
417 	return ret;
418 }
419 
420 static int psp_sw_init(void *handle)
421 {
422 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
423 	struct psp_context *psp = &adev->psp;
424 	int ret;
425 	struct psp_runtime_boot_cfg_entry boot_cfg_entry;
426 	struct psp_memory_training_context *mem_training_ctx = &psp->mem_train_ctx;
427 	struct psp_runtime_scpm_entry scpm_entry;
428 
429 	psp->cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
430 	if (!psp->cmd) {
431 		dev_err(adev->dev, "Failed to allocate memory to command buffer!\n");
432 		ret = -ENOMEM;
433 	}
434 
435 	adev->psp.xgmi_context.supports_extended_data =
436 		!adev->gmc.xgmi.connected_to_cpu &&
437 		amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2);
438 
439 	memset(&scpm_entry, 0, sizeof(scpm_entry));
440 	if ((psp_get_runtime_db_entry(adev,
441 				PSP_RUNTIME_ENTRY_TYPE_PPTABLE_ERR_STATUS,
442 				&scpm_entry)) &&
443 	    (scpm_entry.scpm_status != SCPM_DISABLE)) {
444 		adev->scpm_enabled = true;
445 		adev->scpm_status = scpm_entry.scpm_status;
446 	} else {
447 		adev->scpm_enabled = false;
448 		adev->scpm_status = SCPM_DISABLE;
449 	}
450 
451 	/* TODO: stop gpu driver services and print alarm if scpm is enabled with error status */
452 
453 	memset(&boot_cfg_entry, 0, sizeof(boot_cfg_entry));
454 	if (psp_get_runtime_db_entry(adev,
455 				PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG,
456 				&boot_cfg_entry)) {
457 		psp->boot_cfg_bitmask = boot_cfg_entry.boot_cfg_bitmask;
458 		if ((psp->boot_cfg_bitmask) &
459 		    BOOT_CFG_FEATURE_TWO_STAGE_DRAM_TRAINING) {
460 			/* If psp runtime database exists, then
461 			 * only enable two stage memory training
462 			 * when TWO_STAGE_DRAM_TRAINING bit is set
463 			 * in runtime database
464 			 */
465 			mem_training_ctx->enable_mem_training = true;
466 		}
467 
468 	} else {
469 		/* If psp runtime database doesn't exist or is
470 		 * invalid, force enable two stage memory training
471 		 */
472 		mem_training_ctx->enable_mem_training = true;
473 	}
474 
475 	if (mem_training_ctx->enable_mem_training) {
476 		ret = psp_memory_training_init(psp);
477 		if (ret) {
478 			dev_err(adev->dev, "Failed to initialize memory training!\n");
479 			return ret;
480 		}
481 
482 		ret = psp_mem_training(psp, PSP_MEM_TRAIN_COLD_BOOT);
483 		if (ret) {
484 			dev_err(adev->dev, "Failed to process memory training!\n");
485 			return ret;
486 		}
487 	}
488 
489 	ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG,
490 				      (amdgpu_sriov_vf(adev) || adev->debug_use_vram_fw_buf) ?
491 				      AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT,
492 				      &psp->fw_pri_bo,
493 				      &psp->fw_pri_mc_addr,
494 				      &psp->fw_pri_buf);
495 	if (ret)
496 		return ret;
497 
498 	ret = amdgpu_bo_create_kernel(adev, PSP_FENCE_BUFFER_SIZE, PAGE_SIZE,
499 				      AMDGPU_GEM_DOMAIN_VRAM |
500 				      AMDGPU_GEM_DOMAIN_GTT,
501 				      &psp->fence_buf_bo,
502 				      &psp->fence_buf_mc_addr,
503 				      &psp->fence_buf);
504 	if (ret)
505 		goto failed1;
506 
507 	ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE,
508 				      AMDGPU_GEM_DOMAIN_VRAM |
509 				      AMDGPU_GEM_DOMAIN_GTT,
510 				      &psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
511 				      (void **)&psp->cmd_buf_mem);
512 	if (ret)
513 		goto failed2;
514 
515 	return 0;
516 
517 failed2:
518 	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
519 			      &psp->fence_buf_mc_addr, &psp->fence_buf);
520 failed1:
521 	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
522 			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
523 	return ret;
524 }
525 
526 static int psp_sw_fini(void *handle)
527 {
528 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
529 	struct psp_context *psp = &adev->psp;
530 	struct psp_gfx_cmd_resp *cmd = psp->cmd;
531 
532 	psp_memory_training_fini(psp);
533 
534 	amdgpu_ucode_release(&psp->sos_fw);
535 	amdgpu_ucode_release(&psp->asd_fw);
536 	amdgpu_ucode_release(&psp->ta_fw);
537 	amdgpu_ucode_release(&psp->cap_fw);
538 	amdgpu_ucode_release(&psp->toc_fw);
539 
540 	kfree(cmd);
541 	cmd = NULL;
542 
543 	psp_free_shared_bufs(psp);
544 
545 	if (psp->km_ring.ring_mem)
546 		amdgpu_bo_free_kernel(&adev->firmware.rbuf,
547 				      &psp->km_ring.ring_mem_mc_addr,
548 				      (void **)&psp->km_ring.ring_mem);
549 
550 	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
551 			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
552 	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
553 			      &psp->fence_buf_mc_addr, &psp->fence_buf);
554 	amdgpu_bo_free_kernel(&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
555 			      (void **)&psp->cmd_buf_mem);
556 
557 	return 0;
558 }
559 
560 int psp_wait_for(struct psp_context *psp, uint32_t reg_index,
561 		 uint32_t reg_val, uint32_t mask, bool check_changed)
562 {
563 	uint32_t val;
564 	int i;
565 	struct amdgpu_device *adev = psp->adev;
566 
567 	if (psp->adev->no_hw_access)
568 		return 0;
569 
570 	for (i = 0; i < adev->usec_timeout; i++) {
571 		val = RREG32(reg_index);
572 		if (check_changed) {
573 			if (val != reg_val)
574 				return 0;
575 		} else {
576 			if ((val & mask) == reg_val)
577 				return 0;
578 		}
579 		udelay(1);
580 	}
581 
582 	return -ETIME;
583 }
584 
585 int psp_wait_for_spirom_update(struct psp_context *psp, uint32_t reg_index,
586 			       uint32_t reg_val, uint32_t mask, uint32_t msec_timeout)
587 {
588 	uint32_t val;
589 	int i;
590 	struct amdgpu_device *adev = psp->adev;
591 
592 	if (psp->adev->no_hw_access)
593 		return 0;
594 
595 	for (i = 0; i < msec_timeout; i++) {
596 		val = RREG32(reg_index);
597 		if ((val & mask) == reg_val)
598 			return 0;
599 		msleep(1);
600 	}
601 
602 	return -ETIME;
603 }
604 
605 static const char *psp_gfx_cmd_name(enum psp_gfx_cmd_id cmd_id)
606 {
607 	switch (cmd_id) {
608 	case GFX_CMD_ID_LOAD_TA:
609 		return "LOAD_TA";
610 	case GFX_CMD_ID_UNLOAD_TA:
611 		return "UNLOAD_TA";
612 	case GFX_CMD_ID_INVOKE_CMD:
613 		return "INVOKE_CMD";
614 	case GFX_CMD_ID_LOAD_ASD:
615 		return "LOAD_ASD";
616 	case GFX_CMD_ID_SETUP_TMR:
617 		return "SETUP_TMR";
618 	case GFX_CMD_ID_LOAD_IP_FW:
619 		return "LOAD_IP_FW";
620 	case GFX_CMD_ID_DESTROY_TMR:
621 		return "DESTROY_TMR";
622 	case GFX_CMD_ID_SAVE_RESTORE:
623 		return "SAVE_RESTORE_IP_FW";
624 	case GFX_CMD_ID_SETUP_VMR:
625 		return "SETUP_VMR";
626 	case GFX_CMD_ID_DESTROY_VMR:
627 		return "DESTROY_VMR";
628 	case GFX_CMD_ID_PROG_REG:
629 		return "PROG_REG";
630 	case GFX_CMD_ID_GET_FW_ATTESTATION:
631 		return "GET_FW_ATTESTATION";
632 	case GFX_CMD_ID_LOAD_TOC:
633 		return "ID_LOAD_TOC";
634 	case GFX_CMD_ID_AUTOLOAD_RLC:
635 		return "AUTOLOAD_RLC";
636 	case GFX_CMD_ID_BOOT_CFG:
637 		return "BOOT_CFG";
638 	default:
639 		return "UNKNOWN CMD";
640 	}
641 }
642 
643 static int
644 psp_cmd_submit_buf(struct psp_context *psp,
645 		   struct amdgpu_firmware_info *ucode,
646 		   struct psp_gfx_cmd_resp *cmd, uint64_t fence_mc_addr)
647 {
648 	int ret;
649 	int index;
650 	int timeout = psp->adev->psp_timeout;
651 	bool ras_intr = false;
652 	bool skip_unsupport = false;
653 
654 	if (psp->adev->no_hw_access)
655 		return 0;
656 
657 	memset(psp->cmd_buf_mem, 0, PSP_CMD_BUFFER_SIZE);
658 
659 	memcpy(psp->cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp));
660 
661 	index = atomic_inc_return(&psp->fence_value);
662 	ret = psp_ring_cmd_submit(psp, psp->cmd_buf_mc_addr, fence_mc_addr, index);
663 	if (ret) {
664 		atomic_dec(&psp->fence_value);
665 		goto exit;
666 	}
667 
668 	amdgpu_device_invalidate_hdp(psp->adev, NULL);
669 	while (*((unsigned int *)psp->fence_buf) != index) {
670 		if (--timeout == 0)
671 			break;
672 		/*
673 		 * Shouldn't wait for timeout when err_event_athub occurs,
674 		 * because gpu reset thread triggered and lock resource should
675 		 * be released for psp resume sequence.
676 		 */
677 		ras_intr = amdgpu_ras_intr_triggered();
678 		if (ras_intr)
679 			break;
680 		usleep_range(10, 100);
681 		amdgpu_device_invalidate_hdp(psp->adev, NULL);
682 	}
683 
684 	/* We allow TEE_ERROR_NOT_SUPPORTED for VMR command and PSP_ERR_UNKNOWN_COMMAND in SRIOV */
685 	skip_unsupport = (psp->cmd_buf_mem->resp.status == TEE_ERROR_NOT_SUPPORTED ||
686 		psp->cmd_buf_mem->resp.status == PSP_ERR_UNKNOWN_COMMAND) && amdgpu_sriov_vf(psp->adev);
687 
688 	memcpy(&cmd->resp, &psp->cmd_buf_mem->resp, sizeof(struct psp_gfx_resp));
689 
690 	/* In some cases, psp response status is not 0 even there is no
691 	 * problem while the command is submitted. Some version of PSP FW
692 	 * doesn't write 0 to that field.
693 	 * So here we would like to only print a warning instead of an error
694 	 * during psp initialization to avoid breaking hw_init and it doesn't
695 	 * return -EINVAL.
696 	 */
697 	if (!skip_unsupport && (psp->cmd_buf_mem->resp.status || !timeout) && !ras_intr) {
698 		if (ucode)
699 			dev_warn(psp->adev->dev,
700 				 "failed to load ucode %s(0x%X) ",
701 				 amdgpu_ucode_name(ucode->ucode_id), ucode->ucode_id);
702 		dev_warn(psp->adev->dev,
703 			 "psp gfx command %s(0x%X) failed and response status is (0x%X)\n",
704 			 psp_gfx_cmd_name(psp->cmd_buf_mem->cmd_id), psp->cmd_buf_mem->cmd_id,
705 			 psp->cmd_buf_mem->resp.status);
706 		/* If any firmware (including CAP) load fails under SRIOV, it should
707 		 * return failure to stop the VF from initializing.
708 		 * Also return failure in case of timeout
709 		 */
710 		if ((ucode && amdgpu_sriov_vf(psp->adev)) || !timeout) {
711 			ret = -EINVAL;
712 			goto exit;
713 		}
714 	}
715 
716 	if (ucode) {
717 		ucode->tmr_mc_addr_lo = psp->cmd_buf_mem->resp.fw_addr_lo;
718 		ucode->tmr_mc_addr_hi = psp->cmd_buf_mem->resp.fw_addr_hi;
719 	}
720 
721 exit:
722 	return ret;
723 }
724 
725 static struct psp_gfx_cmd_resp *acquire_psp_cmd_buf(struct psp_context *psp)
726 {
727 	struct psp_gfx_cmd_resp *cmd = psp->cmd;
728 
729 	mutex_lock(&psp->mutex);
730 
731 	memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp));
732 
733 	return cmd;
734 }
735 
736 static void release_psp_cmd_buf(struct psp_context *psp)
737 {
738 	mutex_unlock(&psp->mutex);
739 }
740 
741 static void psp_prep_tmr_cmd_buf(struct psp_context *psp,
742 				 struct psp_gfx_cmd_resp *cmd,
743 				 uint64_t tmr_mc, struct amdgpu_bo *tmr_bo)
744 {
745 	struct amdgpu_device *adev = psp->adev;
746 	uint32_t size = 0;
747 	uint64_t tmr_pa = 0;
748 
749 	if (tmr_bo) {
750 		size = amdgpu_bo_size(tmr_bo);
751 		tmr_pa = amdgpu_gmc_vram_pa(adev, tmr_bo);
752 	}
753 
754 	if (amdgpu_sriov_vf(psp->adev))
755 		cmd->cmd_id = GFX_CMD_ID_SETUP_VMR;
756 	else
757 		cmd->cmd_id = GFX_CMD_ID_SETUP_TMR;
758 	cmd->cmd.cmd_setup_tmr.buf_phy_addr_lo = lower_32_bits(tmr_mc);
759 	cmd->cmd.cmd_setup_tmr.buf_phy_addr_hi = upper_32_bits(tmr_mc);
760 	cmd->cmd.cmd_setup_tmr.buf_size = size;
761 	cmd->cmd.cmd_setup_tmr.bitfield.virt_phy_addr = 1;
762 	cmd->cmd.cmd_setup_tmr.system_phy_addr_lo = lower_32_bits(tmr_pa);
763 	cmd->cmd.cmd_setup_tmr.system_phy_addr_hi = upper_32_bits(tmr_pa);
764 }
765 
766 static void psp_prep_load_toc_cmd_buf(struct psp_gfx_cmd_resp *cmd,
767 				      uint64_t pri_buf_mc, uint32_t size)
768 {
769 	cmd->cmd_id = GFX_CMD_ID_LOAD_TOC;
770 	cmd->cmd.cmd_load_toc.toc_phy_addr_lo = lower_32_bits(pri_buf_mc);
771 	cmd->cmd.cmd_load_toc.toc_phy_addr_hi = upper_32_bits(pri_buf_mc);
772 	cmd->cmd.cmd_load_toc.toc_size = size;
773 }
774 
775 /* Issue LOAD TOC cmd to PSP to part toc and calculate tmr size needed */
776 static int psp_load_toc(struct psp_context *psp,
777 			uint32_t *tmr_size)
778 {
779 	int ret;
780 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
781 
782 	/* Copy toc to psp firmware private buffer */
783 	psp_copy_fw(psp, psp->toc.start_addr, psp->toc.size_bytes);
784 
785 	psp_prep_load_toc_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->toc.size_bytes);
786 
787 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
788 				 psp->fence_buf_mc_addr);
789 	if (!ret)
790 		*tmr_size = psp->cmd_buf_mem->resp.tmr_size;
791 
792 	release_psp_cmd_buf(psp);
793 
794 	return ret;
795 }
796 
797 /* Set up Trusted Memory Region */
798 static int psp_tmr_init(struct psp_context *psp)
799 {
800 	int ret = 0;
801 	int tmr_size;
802 	void *tmr_buf;
803 	void **pptr;
804 
805 	/*
806 	 * According to HW engineer, they prefer the TMR address be "naturally
807 	 * aligned" , e.g. the start address be an integer divide of TMR size.
808 	 *
809 	 * Note: this memory need be reserved till the driver
810 	 * uninitializes.
811 	 */
812 	tmr_size = PSP_TMR_SIZE(psp->adev);
813 
814 	/* For ASICs support RLC autoload, psp will parse the toc
815 	 * and calculate the total size of TMR needed
816 	 */
817 	if (!amdgpu_sriov_vf(psp->adev) &&
818 	    psp->toc.start_addr &&
819 	    psp->toc.size_bytes &&
820 	    psp->fw_pri_buf) {
821 		ret = psp_load_toc(psp, &tmr_size);
822 		if (ret) {
823 			dev_err(psp->adev->dev, "Failed to load toc\n");
824 			return ret;
825 		}
826 	}
827 
828 	if (!psp->tmr_bo && !psp->boot_time_tmr) {
829 		pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
830 		ret = amdgpu_bo_create_kernel(psp->adev, tmr_size,
831 					      PSP_TMR_ALIGNMENT,
832 					      AMDGPU_HAS_VRAM(psp->adev) ?
833 					      AMDGPU_GEM_DOMAIN_VRAM :
834 					      AMDGPU_GEM_DOMAIN_GTT,
835 					      &psp->tmr_bo, &psp->tmr_mc_addr,
836 					      pptr);
837 	}
838 
839 	return ret;
840 }
841 
842 static bool psp_skip_tmr(struct psp_context *psp)
843 {
844 	switch (amdgpu_ip_version(psp->adev, MP0_HWIP, 0)) {
845 	case IP_VERSION(11, 0, 9):
846 	case IP_VERSION(11, 0, 7):
847 	case IP_VERSION(13, 0, 2):
848 	case IP_VERSION(13, 0, 6):
849 	case IP_VERSION(13, 0, 10):
850 		return true;
851 	default:
852 		return false;
853 	}
854 }
855 
856 static int psp_tmr_load(struct psp_context *psp)
857 {
858 	int ret;
859 	struct psp_gfx_cmd_resp *cmd;
860 
861 	/* For Navi12 and CHIP_SIENNA_CICHLID SRIOV, do not set up TMR.
862 	 * Already set up by host driver.
863 	 */
864 	if (amdgpu_sriov_vf(psp->adev) && psp_skip_tmr(psp))
865 		return 0;
866 
867 	cmd = acquire_psp_cmd_buf(psp);
868 
869 	psp_prep_tmr_cmd_buf(psp, cmd, psp->tmr_mc_addr, psp->tmr_bo);
870 	if (psp->tmr_bo)
871 		dev_info(psp->adev->dev, "reserve 0x%lx from 0x%llx for PSP TMR\n",
872 			 amdgpu_bo_size(psp->tmr_bo), psp->tmr_mc_addr);
873 
874 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
875 				 psp->fence_buf_mc_addr);
876 
877 	release_psp_cmd_buf(psp);
878 
879 	return ret;
880 }
881 
882 static void psp_prep_tmr_unload_cmd_buf(struct psp_context *psp,
883 					struct psp_gfx_cmd_resp *cmd)
884 {
885 	if (amdgpu_sriov_vf(psp->adev))
886 		cmd->cmd_id = GFX_CMD_ID_DESTROY_VMR;
887 	else
888 		cmd->cmd_id = GFX_CMD_ID_DESTROY_TMR;
889 }
890 
891 static int psp_tmr_unload(struct psp_context *psp)
892 {
893 	int ret;
894 	struct psp_gfx_cmd_resp *cmd;
895 
896 	/* skip TMR unload for Navi12 and CHIP_SIENNA_CICHLID SRIOV,
897 	 * as TMR is not loaded at all
898 	 */
899 	if (amdgpu_sriov_vf(psp->adev) && psp_skip_tmr(psp))
900 		return 0;
901 
902 	cmd = acquire_psp_cmd_buf(psp);
903 
904 	psp_prep_tmr_unload_cmd_buf(psp, cmd);
905 	dev_dbg(psp->adev->dev, "free PSP TMR buffer\n");
906 
907 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
908 				 psp->fence_buf_mc_addr);
909 
910 	release_psp_cmd_buf(psp);
911 
912 	return ret;
913 }
914 
915 static int psp_tmr_terminate(struct psp_context *psp)
916 {
917 	return psp_tmr_unload(psp);
918 }
919 
920 int psp_get_fw_attestation_records_addr(struct psp_context *psp,
921 					uint64_t *output_ptr)
922 {
923 	int ret;
924 	struct psp_gfx_cmd_resp *cmd;
925 
926 	if (!output_ptr)
927 		return -EINVAL;
928 
929 	if (amdgpu_sriov_vf(psp->adev))
930 		return 0;
931 
932 	cmd = acquire_psp_cmd_buf(psp);
933 
934 	cmd->cmd_id = GFX_CMD_ID_GET_FW_ATTESTATION;
935 
936 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
937 				 psp->fence_buf_mc_addr);
938 
939 	if (!ret) {
940 		*output_ptr = ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_lo) +
941 			      ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_hi << 32);
942 	}
943 
944 	release_psp_cmd_buf(psp);
945 
946 	return ret;
947 }
948 
949 static int psp_boot_config_get(struct amdgpu_device *adev, uint32_t *boot_cfg)
950 {
951 	struct psp_context *psp = &adev->psp;
952 	struct psp_gfx_cmd_resp *cmd;
953 	int ret;
954 
955 	if (amdgpu_sriov_vf(adev))
956 		return 0;
957 
958 	cmd = acquire_psp_cmd_buf(psp);
959 
960 	cmd->cmd_id = GFX_CMD_ID_BOOT_CFG;
961 	cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_GET;
962 
963 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
964 	if (!ret) {
965 		*boot_cfg =
966 			(cmd->resp.uresp.boot_cfg.boot_cfg & BOOT_CONFIG_GECC) ? 1 : 0;
967 	}
968 
969 	release_psp_cmd_buf(psp);
970 
971 	return ret;
972 }
973 
974 static int psp_boot_config_set(struct amdgpu_device *adev, uint32_t boot_cfg)
975 {
976 	int ret;
977 	struct psp_context *psp = &adev->psp;
978 	struct psp_gfx_cmd_resp *cmd;
979 
980 	if (amdgpu_sriov_vf(adev))
981 		return 0;
982 
983 	cmd = acquire_psp_cmd_buf(psp);
984 
985 	cmd->cmd_id = GFX_CMD_ID_BOOT_CFG;
986 	cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_SET;
987 	cmd->cmd.boot_cfg.boot_config = boot_cfg;
988 	cmd->cmd.boot_cfg.boot_config_valid = boot_cfg;
989 
990 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
991 
992 	release_psp_cmd_buf(psp);
993 
994 	return ret;
995 }
996 
997 static int psp_rl_load(struct amdgpu_device *adev)
998 {
999 	int ret;
1000 	struct psp_context *psp = &adev->psp;
1001 	struct psp_gfx_cmd_resp *cmd;
1002 
1003 	if (!is_psp_fw_valid(psp->rl))
1004 		return 0;
1005 
1006 	cmd = acquire_psp_cmd_buf(psp);
1007 
1008 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
1009 	memcpy(psp->fw_pri_buf, psp->rl.start_addr, psp->rl.size_bytes);
1010 
1011 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
1012 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(psp->fw_pri_mc_addr);
1013 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(psp->fw_pri_mc_addr);
1014 	cmd->cmd.cmd_load_ip_fw.fw_size = psp->rl.size_bytes;
1015 	cmd->cmd.cmd_load_ip_fw.fw_type = GFX_FW_TYPE_REG_LIST;
1016 
1017 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1018 
1019 	release_psp_cmd_buf(psp);
1020 
1021 	return ret;
1022 }
1023 
1024 int psp_spatial_partition(struct psp_context *psp, int mode)
1025 {
1026 	struct psp_gfx_cmd_resp *cmd;
1027 	int ret;
1028 
1029 	if (amdgpu_sriov_vf(psp->adev))
1030 		return 0;
1031 
1032 	cmd = acquire_psp_cmd_buf(psp);
1033 
1034 	cmd->cmd_id = GFX_CMD_ID_SRIOV_SPATIAL_PART;
1035 	cmd->cmd.cmd_spatial_part.mode = mode;
1036 
1037 	dev_info(psp->adev->dev, "Requesting %d partitions through PSP", mode);
1038 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1039 
1040 	release_psp_cmd_buf(psp);
1041 
1042 	return ret;
1043 }
1044 
1045 static int psp_asd_initialize(struct psp_context *psp)
1046 {
1047 	int ret;
1048 
1049 	/* If PSP version doesn't match ASD version, asd loading will be failed.
1050 	 * add workaround to bypass it for sriov now.
1051 	 * TODO: add version check to make it common
1052 	 */
1053 	if (amdgpu_sriov_vf(psp->adev) || !psp->asd_context.bin_desc.size_bytes)
1054 		return 0;
1055 
1056 	/* bypass asd if display hardware is not available */
1057 	if (!amdgpu_device_has_display_hardware(psp->adev) &&
1058 	    amdgpu_ip_version(psp->adev, MP0_HWIP, 0) >= IP_VERSION(13, 0, 10))
1059 		return 0;
1060 
1061 	psp->asd_context.mem_context.shared_mc_addr  = 0;
1062 	psp->asd_context.mem_context.shared_mem_size = PSP_ASD_SHARED_MEM_SIZE;
1063 	psp->asd_context.ta_load_type                = GFX_CMD_ID_LOAD_ASD;
1064 
1065 	ret = psp_ta_load(psp, &psp->asd_context);
1066 	if (!ret)
1067 		psp->asd_context.initialized = true;
1068 
1069 	return ret;
1070 }
1071 
1072 static void psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1073 				       uint32_t session_id)
1074 {
1075 	cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA;
1076 	cmd->cmd.cmd_unload_ta.session_id = session_id;
1077 }
1078 
1079 int psp_ta_unload(struct psp_context *psp, struct ta_context *context)
1080 {
1081 	int ret;
1082 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1083 
1084 	psp_prep_ta_unload_cmd_buf(cmd, context->session_id);
1085 
1086 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1087 
1088 	context->resp_status = cmd->resp.status;
1089 
1090 	release_psp_cmd_buf(psp);
1091 
1092 	return ret;
1093 }
1094 
1095 static int psp_asd_terminate(struct psp_context *psp)
1096 {
1097 	int ret;
1098 
1099 	if (amdgpu_sriov_vf(psp->adev))
1100 		return 0;
1101 
1102 	if (!psp->asd_context.initialized)
1103 		return 0;
1104 
1105 	ret = psp_ta_unload(psp, &psp->asd_context);
1106 	if (!ret)
1107 		psp->asd_context.initialized = false;
1108 
1109 	return ret;
1110 }
1111 
1112 static void psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1113 		uint32_t id, uint32_t value)
1114 {
1115 	cmd->cmd_id = GFX_CMD_ID_PROG_REG;
1116 	cmd->cmd.cmd_setup_reg_prog.reg_value = value;
1117 	cmd->cmd.cmd_setup_reg_prog.reg_id = id;
1118 }
1119 
1120 int psp_reg_program(struct psp_context *psp, enum psp_reg_prog_id reg,
1121 		uint32_t value)
1122 {
1123 	struct psp_gfx_cmd_resp *cmd;
1124 	int ret = 0;
1125 
1126 	if (reg >= PSP_REG_LAST)
1127 		return -EINVAL;
1128 
1129 	cmd = acquire_psp_cmd_buf(psp);
1130 
1131 	psp_prep_reg_prog_cmd_buf(cmd, reg, value);
1132 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1133 	if (ret)
1134 		dev_err(psp->adev->dev, "PSP failed to program reg id %d\n", reg);
1135 
1136 	release_psp_cmd_buf(psp);
1137 
1138 	return ret;
1139 }
1140 
1141 static void psp_prep_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1142 				     uint64_t ta_bin_mc,
1143 				     struct ta_context *context)
1144 {
1145 	cmd->cmd_id				= context->ta_load_type;
1146 	cmd->cmd.cmd_load_ta.app_phy_addr_lo	= lower_32_bits(ta_bin_mc);
1147 	cmd->cmd.cmd_load_ta.app_phy_addr_hi	= upper_32_bits(ta_bin_mc);
1148 	cmd->cmd.cmd_load_ta.app_len		= context->bin_desc.size_bytes;
1149 
1150 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo =
1151 		lower_32_bits(context->mem_context.shared_mc_addr);
1152 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi =
1153 		upper_32_bits(context->mem_context.shared_mc_addr);
1154 	cmd->cmd.cmd_load_ta.cmd_buf_len = context->mem_context.shared_mem_size;
1155 }
1156 
1157 int psp_ta_init_shared_buf(struct psp_context *psp,
1158 				  struct ta_mem_context *mem_ctx)
1159 {
1160 	/*
1161 	 * Allocate 16k memory aligned to 4k from Frame Buffer (local
1162 	 * physical) for ta to host memory
1163 	 */
1164 	return amdgpu_bo_create_kernel(psp->adev, mem_ctx->shared_mem_size,
1165 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM |
1166 				      AMDGPU_GEM_DOMAIN_GTT,
1167 				      &mem_ctx->shared_bo,
1168 				      &mem_ctx->shared_mc_addr,
1169 				      &mem_ctx->shared_buf);
1170 }
1171 
1172 static void psp_prep_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1173 				       uint32_t ta_cmd_id,
1174 				       uint32_t session_id)
1175 {
1176 	cmd->cmd_id				= GFX_CMD_ID_INVOKE_CMD;
1177 	cmd->cmd.cmd_invoke_cmd.session_id	= session_id;
1178 	cmd->cmd.cmd_invoke_cmd.ta_cmd_id	= ta_cmd_id;
1179 }
1180 
1181 int psp_ta_invoke(struct psp_context *psp,
1182 		  uint32_t ta_cmd_id,
1183 		  struct ta_context *context)
1184 {
1185 	int ret;
1186 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1187 
1188 	psp_prep_ta_invoke_cmd_buf(cmd, ta_cmd_id, context->session_id);
1189 
1190 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1191 				 psp->fence_buf_mc_addr);
1192 
1193 	context->resp_status = cmd->resp.status;
1194 
1195 	release_psp_cmd_buf(psp);
1196 
1197 	return ret;
1198 }
1199 
1200 int psp_ta_load(struct psp_context *psp, struct ta_context *context)
1201 {
1202 	int ret;
1203 	struct psp_gfx_cmd_resp *cmd;
1204 
1205 	cmd = acquire_psp_cmd_buf(psp);
1206 
1207 	psp_copy_fw(psp, context->bin_desc.start_addr,
1208 		    context->bin_desc.size_bytes);
1209 
1210 	psp_prep_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr, context);
1211 
1212 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1213 				 psp->fence_buf_mc_addr);
1214 
1215 	context->resp_status = cmd->resp.status;
1216 
1217 	if (!ret)
1218 		context->session_id = cmd->resp.session_id;
1219 
1220 	release_psp_cmd_buf(psp);
1221 
1222 	return ret;
1223 }
1224 
1225 int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1226 {
1227 	return psp_ta_invoke(psp, ta_cmd_id, &psp->xgmi_context.context);
1228 }
1229 
1230 int psp_xgmi_terminate(struct psp_context *psp)
1231 {
1232 	int ret;
1233 	struct amdgpu_device *adev = psp->adev;
1234 
1235 	/* XGMI TA unload currently is not supported on Arcturus/Aldebaran A+A */
1236 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 4) ||
1237 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2) &&
1238 	     adev->gmc.xgmi.connected_to_cpu))
1239 		return 0;
1240 
1241 	if (!psp->xgmi_context.context.initialized)
1242 		return 0;
1243 
1244 	ret = psp_ta_unload(psp, &psp->xgmi_context.context);
1245 
1246 	psp->xgmi_context.context.initialized = false;
1247 
1248 	return ret;
1249 }
1250 
1251 int psp_xgmi_initialize(struct psp_context *psp, bool set_extended_data, bool load_ta)
1252 {
1253 	struct ta_xgmi_shared_memory *xgmi_cmd;
1254 	int ret;
1255 
1256 	if (!psp->ta_fw ||
1257 	    !psp->xgmi_context.context.bin_desc.size_bytes ||
1258 	    !psp->xgmi_context.context.bin_desc.start_addr)
1259 		return -ENOENT;
1260 
1261 	if (!load_ta)
1262 		goto invoke;
1263 
1264 	psp->xgmi_context.context.mem_context.shared_mem_size = PSP_XGMI_SHARED_MEM_SIZE;
1265 	psp->xgmi_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1266 
1267 	if (!psp->xgmi_context.context.mem_context.shared_buf) {
1268 		ret = psp_ta_init_shared_buf(psp, &psp->xgmi_context.context.mem_context);
1269 		if (ret)
1270 			return ret;
1271 	}
1272 
1273 	/* Load XGMI TA */
1274 	ret = psp_ta_load(psp, &psp->xgmi_context.context);
1275 	if (!ret)
1276 		psp->xgmi_context.context.initialized = true;
1277 	else
1278 		return ret;
1279 
1280 invoke:
1281 	/* Initialize XGMI session */
1282 	xgmi_cmd = (struct ta_xgmi_shared_memory *)(psp->xgmi_context.context.mem_context.shared_buf);
1283 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1284 	xgmi_cmd->flag_extend_link_record = set_extended_data;
1285 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__INITIALIZE;
1286 
1287 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1288 	/* note down the capbility flag for XGMI TA */
1289 	psp->xgmi_context.xgmi_ta_caps = xgmi_cmd->caps_flag;
1290 
1291 	return ret;
1292 }
1293 
1294 int psp_xgmi_get_hive_id(struct psp_context *psp, uint64_t *hive_id)
1295 {
1296 	struct ta_xgmi_shared_memory *xgmi_cmd;
1297 	int ret;
1298 
1299 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1300 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1301 
1302 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_HIVE_ID;
1303 
1304 	/* Invoke xgmi ta to get hive id */
1305 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1306 	if (ret)
1307 		return ret;
1308 
1309 	*hive_id = xgmi_cmd->xgmi_out_message.get_hive_id.hive_id;
1310 
1311 	return 0;
1312 }
1313 
1314 int psp_xgmi_get_node_id(struct psp_context *psp, uint64_t *node_id)
1315 {
1316 	struct ta_xgmi_shared_memory *xgmi_cmd;
1317 	int ret;
1318 
1319 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1320 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1321 
1322 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_NODE_ID;
1323 
1324 	/* Invoke xgmi ta to get the node id */
1325 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1326 	if (ret)
1327 		return ret;
1328 
1329 	*node_id = xgmi_cmd->xgmi_out_message.get_node_id.node_id;
1330 
1331 	return 0;
1332 }
1333 
1334 static bool psp_xgmi_peer_link_info_supported(struct psp_context *psp)
1335 {
1336 	return (amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
1337 			IP_VERSION(13, 0, 2) &&
1338 		psp->xgmi_context.context.bin_desc.fw_version >= 0x2000000b) ||
1339 	       amdgpu_ip_version(psp->adev, MP0_HWIP, 0) >=
1340 		       IP_VERSION(13, 0, 6);
1341 }
1342 
1343 /*
1344  * Chips that support extended topology information require the driver to
1345  * reflect topology information in the opposite direction.  This is
1346  * because the TA has already exceeded its link record limit and if the
1347  * TA holds bi-directional information, the driver would have to do
1348  * multiple fetches instead of just two.
1349  */
1350 static void psp_xgmi_reflect_topology_info(struct psp_context *psp,
1351 					struct psp_xgmi_node_info node_info)
1352 {
1353 	struct amdgpu_device *mirror_adev;
1354 	struct amdgpu_hive_info *hive;
1355 	uint64_t src_node_id = psp->adev->gmc.xgmi.node_id;
1356 	uint64_t dst_node_id = node_info.node_id;
1357 	uint8_t dst_num_hops = node_info.num_hops;
1358 	uint8_t dst_num_links = node_info.num_links;
1359 
1360 	hive = amdgpu_get_xgmi_hive(psp->adev);
1361 	list_for_each_entry(mirror_adev, &hive->device_list, gmc.xgmi.head) {
1362 		struct psp_xgmi_topology_info *mirror_top_info;
1363 		int j;
1364 
1365 		if (mirror_adev->gmc.xgmi.node_id != dst_node_id)
1366 			continue;
1367 
1368 		mirror_top_info = &mirror_adev->psp.xgmi_context.top_info;
1369 		for (j = 0; j < mirror_top_info->num_nodes; j++) {
1370 			if (mirror_top_info->nodes[j].node_id != src_node_id)
1371 				continue;
1372 
1373 			mirror_top_info->nodes[j].num_hops = dst_num_hops;
1374 			/*
1375 			 * prevent 0 num_links value re-reflection since reflection
1376 			 * criteria is based on num_hops (direct or indirect).
1377 			 *
1378 			 */
1379 			if (dst_num_links)
1380 				mirror_top_info->nodes[j].num_links = dst_num_links;
1381 
1382 			break;
1383 		}
1384 
1385 		break;
1386 	}
1387 
1388 	amdgpu_put_xgmi_hive(hive);
1389 }
1390 
1391 int psp_xgmi_get_topology_info(struct psp_context *psp,
1392 			       int number_devices,
1393 			       struct psp_xgmi_topology_info *topology,
1394 			       bool get_extended_data)
1395 {
1396 	struct ta_xgmi_shared_memory *xgmi_cmd;
1397 	struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
1398 	struct ta_xgmi_cmd_get_topology_info_output *topology_info_output;
1399 	int i;
1400 	int ret;
1401 
1402 	if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
1403 		return -EINVAL;
1404 
1405 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1406 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1407 	xgmi_cmd->flag_extend_link_record = get_extended_data;
1408 
1409 	/* Fill in the shared memory with topology information as input */
1410 	topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
1411 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_TOPOLOGY_INFO;
1412 	topology_info_input->num_nodes = number_devices;
1413 
1414 	for (i = 0; i < topology_info_input->num_nodes; i++) {
1415 		topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
1416 		topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
1417 		topology_info_input->nodes[i].is_sharing_enabled = topology->nodes[i].is_sharing_enabled;
1418 		topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
1419 	}
1420 
1421 	/* Invoke xgmi ta to get the topology information */
1422 	ret = psp_xgmi_invoke(psp, TA_COMMAND_XGMI__GET_TOPOLOGY_INFO);
1423 	if (ret)
1424 		return ret;
1425 
1426 	/* Read the output topology information from the shared memory */
1427 	topology_info_output = &xgmi_cmd->xgmi_out_message.get_topology_info;
1428 	topology->num_nodes = xgmi_cmd->xgmi_out_message.get_topology_info.num_nodes;
1429 	for (i = 0; i < topology->num_nodes; i++) {
1430 		/* extended data will either be 0 or equal to non-extended data */
1431 		if (topology_info_output->nodes[i].num_hops)
1432 			topology->nodes[i].num_hops = topology_info_output->nodes[i].num_hops;
1433 
1434 		/* non-extended data gets everything here so no need to update */
1435 		if (!get_extended_data) {
1436 			topology->nodes[i].node_id = topology_info_output->nodes[i].node_id;
1437 			topology->nodes[i].is_sharing_enabled =
1438 					topology_info_output->nodes[i].is_sharing_enabled;
1439 			topology->nodes[i].sdma_engine =
1440 					topology_info_output->nodes[i].sdma_engine;
1441 		}
1442 
1443 	}
1444 
1445 	/* Invoke xgmi ta again to get the link information */
1446 	if (psp_xgmi_peer_link_info_supported(psp)) {
1447 		struct ta_xgmi_cmd_get_peer_link_info *link_info_output;
1448 		struct ta_xgmi_cmd_get_extend_peer_link_info *link_extend_info_output;
1449 		bool requires_reflection =
1450 			(psp->xgmi_context.supports_extended_data &&
1451 			 get_extended_data) ||
1452 			amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
1453 				IP_VERSION(13, 0, 6);
1454 		bool ta_port_num_support = amdgpu_sriov_vf(psp->adev) ? 0 :
1455 				psp->xgmi_context.xgmi_ta_caps & EXTEND_PEER_LINK_INFO_CMD_FLAG;
1456 
1457 		/* popluate the shared output buffer rather than the cmd input buffer
1458 		 * with node_ids as the input for GET_PEER_LINKS command execution.
1459 		 * This is required for GET_PEER_LINKS per xgmi ta implementation.
1460 		 * The same requirement for GET_EXTEND_PEER_LINKS command.
1461 		 */
1462 		if (ta_port_num_support) {
1463 			link_extend_info_output = &xgmi_cmd->xgmi_out_message.get_extend_link_info;
1464 
1465 			for (i = 0; i < topology->num_nodes; i++)
1466 				link_extend_info_output->nodes[i].node_id = topology->nodes[i].node_id;
1467 
1468 			link_extend_info_output->num_nodes = topology->num_nodes;
1469 			xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_EXTEND_PEER_LINKS;
1470 		} else {
1471 			link_info_output = &xgmi_cmd->xgmi_out_message.get_link_info;
1472 
1473 			for (i = 0; i < topology->num_nodes; i++)
1474 				link_info_output->nodes[i].node_id = topology->nodes[i].node_id;
1475 
1476 			link_info_output->num_nodes = topology->num_nodes;
1477 			xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_PEER_LINKS;
1478 		}
1479 
1480 		ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1481 		if (ret)
1482 			return ret;
1483 
1484 		for (i = 0; i < topology->num_nodes; i++) {
1485 			uint8_t node_num_links = ta_port_num_support ?
1486 				link_extend_info_output->nodes[i].num_links : link_info_output->nodes[i].num_links;
1487 			/* accumulate num_links on extended data */
1488 			if (get_extended_data) {
1489 				topology->nodes[i].num_links = topology->nodes[i].num_links + node_num_links;
1490 			} else {
1491 				topology->nodes[i].num_links = (requires_reflection && topology->nodes[i].num_links) ?
1492 								topology->nodes[i].num_links : node_num_links;
1493 			}
1494 			/* popluate the connected port num info if supported and available */
1495 			if (ta_port_num_support && topology->nodes[i].num_links) {
1496 				memcpy(topology->nodes[i].port_num, link_extend_info_output->nodes[i].port_num,
1497 				       sizeof(struct xgmi_connected_port_num) * TA_XGMI__MAX_PORT_NUM);
1498 			}
1499 
1500 			/* reflect the topology information for bi-directionality */
1501 			if (requires_reflection && topology->nodes[i].num_hops)
1502 				psp_xgmi_reflect_topology_info(psp, topology->nodes[i]);
1503 		}
1504 	}
1505 
1506 	return 0;
1507 }
1508 
1509 int psp_xgmi_set_topology_info(struct psp_context *psp,
1510 			       int number_devices,
1511 			       struct psp_xgmi_topology_info *topology)
1512 {
1513 	struct ta_xgmi_shared_memory *xgmi_cmd;
1514 	struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
1515 	int i;
1516 
1517 	if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
1518 		return -EINVAL;
1519 
1520 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1521 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1522 
1523 	topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
1524 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__SET_TOPOLOGY_INFO;
1525 	topology_info_input->num_nodes = number_devices;
1526 
1527 	for (i = 0; i < topology_info_input->num_nodes; i++) {
1528 		topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
1529 		topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
1530 		topology_info_input->nodes[i].is_sharing_enabled = 1;
1531 		topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
1532 	}
1533 
1534 	/* Invoke xgmi ta to set topology information */
1535 	return psp_xgmi_invoke(psp, TA_COMMAND_XGMI__SET_TOPOLOGY_INFO);
1536 }
1537 
1538 // ras begin
1539 static void psp_ras_ta_check_status(struct psp_context *psp)
1540 {
1541 	struct ta_ras_shared_memory *ras_cmd =
1542 		(struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1543 
1544 	switch (ras_cmd->ras_status) {
1545 	case TA_RAS_STATUS__ERROR_UNSUPPORTED_IP:
1546 		dev_warn(psp->adev->dev,
1547 			 "RAS WARNING: cmd failed due to unsupported ip\n");
1548 		break;
1549 	case TA_RAS_STATUS__ERROR_UNSUPPORTED_ERROR_INJ:
1550 		dev_warn(psp->adev->dev,
1551 			 "RAS WARNING: cmd failed due to unsupported error injection\n");
1552 		break;
1553 	case TA_RAS_STATUS__SUCCESS:
1554 		break;
1555 	case TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED:
1556 		if (ras_cmd->cmd_id == TA_RAS_COMMAND__TRIGGER_ERROR)
1557 			dev_warn(psp->adev->dev,
1558 				 "RAS WARNING: Inject error to critical region is not allowed\n");
1559 		break;
1560 	default:
1561 		dev_warn(psp->adev->dev,
1562 			 "RAS WARNING: ras status = 0x%X\n", ras_cmd->ras_status);
1563 		break;
1564 	}
1565 }
1566 
1567 int psp_ras_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1568 {
1569 	struct ta_ras_shared_memory *ras_cmd;
1570 	int ret;
1571 
1572 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1573 
1574 	/*
1575 	 * TODO: bypass the loading in sriov for now
1576 	 */
1577 	if (amdgpu_sriov_vf(psp->adev))
1578 		return 0;
1579 
1580 	ret = psp_ta_invoke(psp, ta_cmd_id, &psp->ras_context.context);
1581 
1582 	if (amdgpu_ras_intr_triggered())
1583 		return ret;
1584 
1585 	if (ras_cmd->if_version > RAS_TA_HOST_IF_VER) {
1586 		dev_warn(psp->adev->dev, "RAS: Unsupported Interface\n");
1587 		return -EINVAL;
1588 	}
1589 
1590 	if (!ret) {
1591 		if (ras_cmd->ras_out_message.flags.err_inject_switch_disable_flag) {
1592 			dev_warn(psp->adev->dev, "ECC switch disabled\n");
1593 
1594 			ras_cmd->ras_status = TA_RAS_STATUS__ERROR_RAS_NOT_AVAILABLE;
1595 		} else if (ras_cmd->ras_out_message.flags.reg_access_failure_flag)
1596 			dev_warn(psp->adev->dev,
1597 				 "RAS internal register access blocked\n");
1598 
1599 		psp_ras_ta_check_status(psp);
1600 	}
1601 
1602 	return ret;
1603 }
1604 
1605 int psp_ras_enable_features(struct psp_context *psp,
1606 		union ta_ras_cmd_input *info, bool enable)
1607 {
1608 	struct ta_ras_shared_memory *ras_cmd;
1609 	int ret;
1610 
1611 	if (!psp->ras_context.context.initialized)
1612 		return -EINVAL;
1613 
1614 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1615 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1616 
1617 	if (enable)
1618 		ras_cmd->cmd_id = TA_RAS_COMMAND__ENABLE_FEATURES;
1619 	else
1620 		ras_cmd->cmd_id = TA_RAS_COMMAND__DISABLE_FEATURES;
1621 
1622 	ras_cmd->ras_in_message = *info;
1623 
1624 	ret = psp_ras_invoke(psp, ras_cmd->cmd_id);
1625 	if (ret)
1626 		return -EINVAL;
1627 
1628 	return 0;
1629 }
1630 
1631 int psp_ras_terminate(struct psp_context *psp)
1632 {
1633 	int ret;
1634 
1635 	/*
1636 	 * TODO: bypass the terminate in sriov for now
1637 	 */
1638 	if (amdgpu_sriov_vf(psp->adev))
1639 		return 0;
1640 
1641 	if (!psp->ras_context.context.initialized)
1642 		return 0;
1643 
1644 	ret = psp_ta_unload(psp, &psp->ras_context.context);
1645 
1646 	psp->ras_context.context.initialized = false;
1647 
1648 	return ret;
1649 }
1650 
1651 int psp_ras_initialize(struct psp_context *psp)
1652 {
1653 	int ret;
1654 	uint32_t boot_cfg = 0xFF;
1655 	struct amdgpu_device *adev = psp->adev;
1656 	struct ta_ras_shared_memory *ras_cmd;
1657 
1658 	/*
1659 	 * TODO: bypass the initialize in sriov for now
1660 	 */
1661 	if (amdgpu_sriov_vf(adev))
1662 		return 0;
1663 
1664 	if (!adev->psp.ras_context.context.bin_desc.size_bytes ||
1665 	    !adev->psp.ras_context.context.bin_desc.start_addr) {
1666 		dev_info(adev->dev, "RAS: optional ras ta ucode is not available\n");
1667 		return 0;
1668 	}
1669 
1670 	if (amdgpu_atomfirmware_dynamic_boot_config_supported(adev)) {
1671 		/* query GECC enablement status from boot config
1672 		 * boot_cfg: 1: GECC is enabled or 0: GECC is disabled
1673 		 */
1674 		ret = psp_boot_config_get(adev, &boot_cfg);
1675 		if (ret)
1676 			dev_warn(adev->dev, "PSP get boot config failed\n");
1677 
1678 		if (!amdgpu_ras_is_supported(psp->adev, AMDGPU_RAS_BLOCK__UMC)) {
1679 			if (!boot_cfg) {
1680 				dev_info(adev->dev, "GECC is disabled\n");
1681 			} else {
1682 				/* disable GECC in next boot cycle if ras is
1683 				 * disabled by module parameter amdgpu_ras_enable
1684 				 * and/or amdgpu_ras_mask, or boot_config_get call
1685 				 * is failed
1686 				 */
1687 				ret = psp_boot_config_set(adev, 0);
1688 				if (ret)
1689 					dev_warn(adev->dev, "PSP set boot config failed\n");
1690 				else
1691 					dev_warn(adev->dev, "GECC will be disabled in next boot cycle if set amdgpu_ras_enable and/or amdgpu_ras_mask to 0x0\n");
1692 			}
1693 		} else {
1694 			if (boot_cfg == 1) {
1695 				dev_info(adev->dev, "GECC is enabled\n");
1696 			} else {
1697 				/* enable GECC in next boot cycle if it is disabled
1698 				 * in boot config, or force enable GECC if failed to
1699 				 * get boot configuration
1700 				 */
1701 				ret = psp_boot_config_set(adev, BOOT_CONFIG_GECC);
1702 				if (ret)
1703 					dev_warn(adev->dev, "PSP set boot config failed\n");
1704 				else
1705 					dev_warn(adev->dev, "GECC will be enabled in next boot cycle\n");
1706 			}
1707 		}
1708 	}
1709 
1710 	psp->ras_context.context.mem_context.shared_mem_size = PSP_RAS_SHARED_MEM_SIZE;
1711 	psp->ras_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1712 
1713 	if (!psp->ras_context.context.mem_context.shared_buf) {
1714 		ret = psp_ta_init_shared_buf(psp, &psp->ras_context.context.mem_context);
1715 		if (ret)
1716 			return ret;
1717 	}
1718 
1719 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1720 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1721 
1722 	if (amdgpu_ras_is_poison_mode_supported(adev))
1723 		ras_cmd->ras_in_message.init_flags.poison_mode_en = 1;
1724 	if (!adev->gmc.xgmi.connected_to_cpu && !adev->gmc.is_app_apu)
1725 		ras_cmd->ras_in_message.init_flags.dgpu_mode = 1;
1726 	ras_cmd->ras_in_message.init_flags.xcc_mask =
1727 		adev->gfx.xcc_mask;
1728 	ras_cmd->ras_in_message.init_flags.channel_dis_num = hweight32(adev->gmc.m_half_use) * 2;
1729 
1730 	ret = psp_ta_load(psp, &psp->ras_context.context);
1731 
1732 	if (!ret && !ras_cmd->ras_status)
1733 		psp->ras_context.context.initialized = true;
1734 	else {
1735 		if (ras_cmd->ras_status)
1736 			dev_warn(adev->dev, "RAS Init Status: 0x%X\n", ras_cmd->ras_status);
1737 
1738 		/* fail to load RAS TA */
1739 		psp->ras_context.context.initialized = false;
1740 	}
1741 
1742 	return ret;
1743 }
1744 
1745 int psp_ras_trigger_error(struct psp_context *psp,
1746 			  struct ta_ras_trigger_error_input *info, uint32_t instance_mask)
1747 {
1748 	struct ta_ras_shared_memory *ras_cmd;
1749 	struct amdgpu_device *adev = psp->adev;
1750 	int ret;
1751 	uint32_t dev_mask;
1752 
1753 	if (!psp->ras_context.context.initialized)
1754 		return -EINVAL;
1755 
1756 	switch (info->block_id) {
1757 	case TA_RAS_BLOCK__GFX:
1758 		dev_mask = GET_MASK(GC, instance_mask);
1759 		break;
1760 	case TA_RAS_BLOCK__SDMA:
1761 		dev_mask = GET_MASK(SDMA0, instance_mask);
1762 		break;
1763 	case TA_RAS_BLOCK__VCN:
1764 	case TA_RAS_BLOCK__JPEG:
1765 		dev_mask = GET_MASK(VCN, instance_mask);
1766 		break;
1767 	default:
1768 		dev_mask = instance_mask;
1769 		break;
1770 	}
1771 
1772 	/* reuse sub_block_index for backward compatibility */
1773 	dev_mask <<= AMDGPU_RAS_INST_SHIFT;
1774 	dev_mask &= AMDGPU_RAS_INST_MASK;
1775 	info->sub_block_index |= dev_mask;
1776 
1777 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1778 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1779 
1780 	ras_cmd->cmd_id = TA_RAS_COMMAND__TRIGGER_ERROR;
1781 	ras_cmd->ras_in_message.trigger_error = *info;
1782 
1783 	ret = psp_ras_invoke(psp, ras_cmd->cmd_id);
1784 	if (ret)
1785 		return -EINVAL;
1786 
1787 	/* If err_event_athub occurs error inject was successful, however
1788 	 *  return status from TA is no long reliable
1789 	 */
1790 	if (amdgpu_ras_intr_triggered())
1791 		return 0;
1792 
1793 	if (ras_cmd->ras_status == TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED)
1794 		return -EACCES;
1795 	else if (ras_cmd->ras_status)
1796 		return -EINVAL;
1797 
1798 	return 0;
1799 }
1800 
1801 int psp_ras_query_address(struct psp_context *psp,
1802 			  struct ta_ras_query_address_input *addr_in,
1803 			  struct ta_ras_query_address_output *addr_out)
1804 {
1805 	struct ta_ras_shared_memory *ras_cmd;
1806 	int ret;
1807 
1808 	if (!psp->ras_context.context.initialized)
1809 		return -EINVAL;
1810 
1811 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1812 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1813 
1814 	ras_cmd->cmd_id = TA_RAS_COMMAND__QUERY_ADDRESS;
1815 	ras_cmd->ras_in_message.address = *addr_in;
1816 
1817 	ret = psp_ras_invoke(psp, ras_cmd->cmd_id);
1818 	if (ret || ras_cmd->ras_status || psp->cmd_buf_mem->resp.status)
1819 		return -EINVAL;
1820 
1821 	*addr_out = ras_cmd->ras_out_message.address;
1822 
1823 	return 0;
1824 }
1825 // ras end
1826 
1827 // HDCP start
1828 static int psp_hdcp_initialize(struct psp_context *psp)
1829 {
1830 	int ret;
1831 
1832 	/*
1833 	 * TODO: bypass the initialize in sriov for now
1834 	 */
1835 	if (amdgpu_sriov_vf(psp->adev))
1836 		return 0;
1837 
1838 	/* bypass hdcp initialization if dmu is harvested */
1839 	if (!amdgpu_device_has_display_hardware(psp->adev))
1840 		return 0;
1841 
1842 	if (!psp->hdcp_context.context.bin_desc.size_bytes ||
1843 	    !psp->hdcp_context.context.bin_desc.start_addr) {
1844 		dev_info(psp->adev->dev, "HDCP: optional hdcp ta ucode is not available\n");
1845 		return 0;
1846 	}
1847 
1848 	psp->hdcp_context.context.mem_context.shared_mem_size = PSP_HDCP_SHARED_MEM_SIZE;
1849 	psp->hdcp_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1850 
1851 	if (!psp->hdcp_context.context.mem_context.shared_buf) {
1852 		ret = psp_ta_init_shared_buf(psp, &psp->hdcp_context.context.mem_context);
1853 		if (ret)
1854 			return ret;
1855 	}
1856 
1857 	ret = psp_ta_load(psp, &psp->hdcp_context.context);
1858 	if (!ret) {
1859 		psp->hdcp_context.context.initialized = true;
1860 		mutex_init(&psp->hdcp_context.mutex);
1861 	}
1862 
1863 	return ret;
1864 }
1865 
1866 int psp_hdcp_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1867 {
1868 	/*
1869 	 * TODO: bypass the loading in sriov for now
1870 	 */
1871 	if (amdgpu_sriov_vf(psp->adev))
1872 		return 0;
1873 
1874 	if (!psp->hdcp_context.context.initialized)
1875 		return 0;
1876 
1877 	return psp_ta_invoke(psp, ta_cmd_id, &psp->hdcp_context.context);
1878 }
1879 
1880 static int psp_hdcp_terminate(struct psp_context *psp)
1881 {
1882 	int ret;
1883 
1884 	/*
1885 	 * TODO: bypass the terminate in sriov for now
1886 	 */
1887 	if (amdgpu_sriov_vf(psp->adev))
1888 		return 0;
1889 
1890 	if (!psp->hdcp_context.context.initialized)
1891 		return 0;
1892 
1893 	ret = psp_ta_unload(psp, &psp->hdcp_context.context);
1894 
1895 	psp->hdcp_context.context.initialized = false;
1896 
1897 	return ret;
1898 }
1899 // HDCP end
1900 
1901 // DTM start
1902 static int psp_dtm_initialize(struct psp_context *psp)
1903 {
1904 	int ret;
1905 
1906 	/*
1907 	 * TODO: bypass the initialize in sriov for now
1908 	 */
1909 	if (amdgpu_sriov_vf(psp->adev))
1910 		return 0;
1911 
1912 	/* bypass dtm initialization if dmu is harvested */
1913 	if (!amdgpu_device_has_display_hardware(psp->adev))
1914 		return 0;
1915 
1916 	if (!psp->dtm_context.context.bin_desc.size_bytes ||
1917 	    !psp->dtm_context.context.bin_desc.start_addr) {
1918 		dev_info(psp->adev->dev, "DTM: optional dtm ta ucode is not available\n");
1919 		return 0;
1920 	}
1921 
1922 	psp->dtm_context.context.mem_context.shared_mem_size = PSP_DTM_SHARED_MEM_SIZE;
1923 	psp->dtm_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1924 
1925 	if (!psp->dtm_context.context.mem_context.shared_buf) {
1926 		ret = psp_ta_init_shared_buf(psp, &psp->dtm_context.context.mem_context);
1927 		if (ret)
1928 			return ret;
1929 	}
1930 
1931 	ret = psp_ta_load(psp, &psp->dtm_context.context);
1932 	if (!ret) {
1933 		psp->dtm_context.context.initialized = true;
1934 		mutex_init(&psp->dtm_context.mutex);
1935 	}
1936 
1937 	return ret;
1938 }
1939 
1940 int psp_dtm_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1941 {
1942 	/*
1943 	 * TODO: bypass the loading in sriov for now
1944 	 */
1945 	if (amdgpu_sriov_vf(psp->adev))
1946 		return 0;
1947 
1948 	if (!psp->dtm_context.context.initialized)
1949 		return 0;
1950 
1951 	return psp_ta_invoke(psp, ta_cmd_id, &psp->dtm_context.context);
1952 }
1953 
1954 static int psp_dtm_terminate(struct psp_context *psp)
1955 {
1956 	int ret;
1957 
1958 	/*
1959 	 * TODO: bypass the terminate in sriov for now
1960 	 */
1961 	if (amdgpu_sriov_vf(psp->adev))
1962 		return 0;
1963 
1964 	if (!psp->dtm_context.context.initialized)
1965 		return 0;
1966 
1967 	ret = psp_ta_unload(psp, &psp->dtm_context.context);
1968 
1969 	psp->dtm_context.context.initialized = false;
1970 
1971 	return ret;
1972 }
1973 // DTM end
1974 
1975 // RAP start
1976 static int psp_rap_initialize(struct psp_context *psp)
1977 {
1978 	int ret;
1979 	enum ta_rap_status status = TA_RAP_STATUS__SUCCESS;
1980 
1981 	/*
1982 	 * TODO: bypass the initialize in sriov for now
1983 	 */
1984 	if (amdgpu_sriov_vf(psp->adev))
1985 		return 0;
1986 
1987 	if (!psp->rap_context.context.bin_desc.size_bytes ||
1988 	    !psp->rap_context.context.bin_desc.start_addr) {
1989 		dev_info(psp->adev->dev, "RAP: optional rap ta ucode is not available\n");
1990 		return 0;
1991 	}
1992 
1993 	psp->rap_context.context.mem_context.shared_mem_size = PSP_RAP_SHARED_MEM_SIZE;
1994 	psp->rap_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1995 
1996 	if (!psp->rap_context.context.mem_context.shared_buf) {
1997 		ret = psp_ta_init_shared_buf(psp, &psp->rap_context.context.mem_context);
1998 		if (ret)
1999 			return ret;
2000 	}
2001 
2002 	ret = psp_ta_load(psp, &psp->rap_context.context);
2003 	if (!ret) {
2004 		psp->rap_context.context.initialized = true;
2005 		mutex_init(&psp->rap_context.mutex);
2006 	} else
2007 		return ret;
2008 
2009 	ret = psp_rap_invoke(psp, TA_CMD_RAP__INITIALIZE, &status);
2010 	if (ret || status != TA_RAP_STATUS__SUCCESS) {
2011 		psp_rap_terminate(psp);
2012 		/* free rap shared memory */
2013 		psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
2014 
2015 		dev_warn(psp->adev->dev, "RAP TA initialize fail (%d) status %d.\n",
2016 			 ret, status);
2017 
2018 		return ret;
2019 	}
2020 
2021 	return 0;
2022 }
2023 
2024 static int psp_rap_terminate(struct psp_context *psp)
2025 {
2026 	int ret;
2027 
2028 	if (!psp->rap_context.context.initialized)
2029 		return 0;
2030 
2031 	ret = psp_ta_unload(psp, &psp->rap_context.context);
2032 
2033 	psp->rap_context.context.initialized = false;
2034 
2035 	return ret;
2036 }
2037 
2038 int psp_rap_invoke(struct psp_context *psp, uint32_t ta_cmd_id, enum ta_rap_status *status)
2039 {
2040 	struct ta_rap_shared_memory *rap_cmd;
2041 	int ret = 0;
2042 
2043 	if (!psp->rap_context.context.initialized)
2044 		return 0;
2045 
2046 	if (ta_cmd_id != TA_CMD_RAP__INITIALIZE &&
2047 	    ta_cmd_id != TA_CMD_RAP__VALIDATE_L0)
2048 		return -EINVAL;
2049 
2050 	mutex_lock(&psp->rap_context.mutex);
2051 
2052 	rap_cmd = (struct ta_rap_shared_memory *)
2053 		  psp->rap_context.context.mem_context.shared_buf;
2054 	memset(rap_cmd, 0, sizeof(struct ta_rap_shared_memory));
2055 
2056 	rap_cmd->cmd_id = ta_cmd_id;
2057 	rap_cmd->validation_method_id = METHOD_A;
2058 
2059 	ret = psp_ta_invoke(psp, rap_cmd->cmd_id, &psp->rap_context.context);
2060 	if (ret)
2061 		goto out_unlock;
2062 
2063 	if (status)
2064 		*status = rap_cmd->rap_status;
2065 
2066 out_unlock:
2067 	mutex_unlock(&psp->rap_context.mutex);
2068 
2069 	return ret;
2070 }
2071 // RAP end
2072 
2073 /* securedisplay start */
2074 static int psp_securedisplay_initialize(struct psp_context *psp)
2075 {
2076 	int ret;
2077 	struct ta_securedisplay_cmd *securedisplay_cmd;
2078 
2079 	/*
2080 	 * TODO: bypass the initialize in sriov for now
2081 	 */
2082 	if (amdgpu_sriov_vf(psp->adev))
2083 		return 0;
2084 
2085 	/* bypass securedisplay initialization if dmu is harvested */
2086 	if (!amdgpu_device_has_display_hardware(psp->adev))
2087 		return 0;
2088 
2089 	if (!psp->securedisplay_context.context.bin_desc.size_bytes ||
2090 	    !psp->securedisplay_context.context.bin_desc.start_addr) {
2091 		dev_info(psp->adev->dev, "SECUREDISPLAY: securedisplay ta ucode is not available\n");
2092 		return 0;
2093 	}
2094 
2095 	psp->securedisplay_context.context.mem_context.shared_mem_size =
2096 		PSP_SECUREDISPLAY_SHARED_MEM_SIZE;
2097 	psp->securedisplay_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2098 
2099 	if (!psp->securedisplay_context.context.initialized) {
2100 		ret = psp_ta_init_shared_buf(psp,
2101 					     &psp->securedisplay_context.context.mem_context);
2102 		if (ret)
2103 			return ret;
2104 	}
2105 
2106 	ret = psp_ta_load(psp, &psp->securedisplay_context.context);
2107 	if (!ret) {
2108 		psp->securedisplay_context.context.initialized = true;
2109 		mutex_init(&psp->securedisplay_context.mutex);
2110 	} else
2111 		return ret;
2112 
2113 	mutex_lock(&psp->securedisplay_context.mutex);
2114 
2115 	psp_prep_securedisplay_cmd_buf(psp, &securedisplay_cmd,
2116 			TA_SECUREDISPLAY_COMMAND__QUERY_TA);
2117 
2118 	ret = psp_securedisplay_invoke(psp, TA_SECUREDISPLAY_COMMAND__QUERY_TA);
2119 
2120 	mutex_unlock(&psp->securedisplay_context.mutex);
2121 
2122 	if (ret) {
2123 		psp_securedisplay_terminate(psp);
2124 		/* free securedisplay shared memory */
2125 		psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
2126 		dev_err(psp->adev->dev, "SECUREDISPLAY TA initialize fail.\n");
2127 		return -EINVAL;
2128 	}
2129 
2130 	if (securedisplay_cmd->status != TA_SECUREDISPLAY_STATUS__SUCCESS) {
2131 		psp_securedisplay_parse_resp_status(psp, securedisplay_cmd->status);
2132 		dev_err(psp->adev->dev, "SECUREDISPLAY: query securedisplay TA failed. ret 0x%x\n",
2133 			securedisplay_cmd->securedisplay_out_message.query_ta.query_cmd_ret);
2134 		/* don't try again */
2135 		psp->securedisplay_context.context.bin_desc.size_bytes = 0;
2136 	}
2137 
2138 	return 0;
2139 }
2140 
2141 static int psp_securedisplay_terminate(struct psp_context *psp)
2142 {
2143 	int ret;
2144 
2145 	/*
2146 	 * TODO:bypass the terminate in sriov for now
2147 	 */
2148 	if (amdgpu_sriov_vf(psp->adev))
2149 		return 0;
2150 
2151 	if (!psp->securedisplay_context.context.initialized)
2152 		return 0;
2153 
2154 	ret = psp_ta_unload(psp, &psp->securedisplay_context.context);
2155 
2156 	psp->securedisplay_context.context.initialized = false;
2157 
2158 	return ret;
2159 }
2160 
2161 int psp_securedisplay_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
2162 {
2163 	int ret;
2164 
2165 	if (!psp->securedisplay_context.context.initialized)
2166 		return -EINVAL;
2167 
2168 	if (ta_cmd_id != TA_SECUREDISPLAY_COMMAND__QUERY_TA &&
2169 	    ta_cmd_id != TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC)
2170 		return -EINVAL;
2171 
2172 	ret = psp_ta_invoke(psp, ta_cmd_id, &psp->securedisplay_context.context);
2173 
2174 	return ret;
2175 }
2176 /* SECUREDISPLAY end */
2177 
2178 int amdgpu_psp_wait_for_bootloader(struct amdgpu_device *adev)
2179 {
2180 	struct psp_context *psp = &adev->psp;
2181 	int ret = 0;
2182 
2183 	if (!amdgpu_sriov_vf(adev) && psp->funcs && psp->funcs->wait_for_bootloader != NULL)
2184 		ret = psp->funcs->wait_for_bootloader(psp);
2185 
2186 	return ret;
2187 }
2188 
2189 bool amdgpu_psp_get_ras_capability(struct psp_context *psp)
2190 {
2191 	if (psp->funcs &&
2192 	    psp->funcs->get_ras_capability) {
2193 		return psp->funcs->get_ras_capability(psp);
2194 	} else {
2195 		return false;
2196 	}
2197 }
2198 
2199 static int psp_hw_start(struct psp_context *psp)
2200 {
2201 	struct amdgpu_device *adev = psp->adev;
2202 	int ret;
2203 
2204 	if (!amdgpu_sriov_vf(adev)) {
2205 		if ((is_psp_fw_valid(psp->kdb)) &&
2206 		    (psp->funcs->bootloader_load_kdb != NULL)) {
2207 			ret = psp_bootloader_load_kdb(psp);
2208 			if (ret) {
2209 				dev_err(adev->dev, "PSP load kdb failed!\n");
2210 				return ret;
2211 			}
2212 		}
2213 
2214 		if ((is_psp_fw_valid(psp->spl)) &&
2215 		    (psp->funcs->bootloader_load_spl != NULL)) {
2216 			ret = psp_bootloader_load_spl(psp);
2217 			if (ret) {
2218 				dev_err(adev->dev, "PSP load spl failed!\n");
2219 				return ret;
2220 			}
2221 		}
2222 
2223 		if ((is_psp_fw_valid(psp->sys)) &&
2224 		    (psp->funcs->bootloader_load_sysdrv != NULL)) {
2225 			ret = psp_bootloader_load_sysdrv(psp);
2226 			if (ret) {
2227 				dev_err(adev->dev, "PSP load sys drv failed!\n");
2228 				return ret;
2229 			}
2230 		}
2231 
2232 		if ((is_psp_fw_valid(psp->soc_drv)) &&
2233 		    (psp->funcs->bootloader_load_soc_drv != NULL)) {
2234 			ret = psp_bootloader_load_soc_drv(psp);
2235 			if (ret) {
2236 				dev_err(adev->dev, "PSP load soc drv failed!\n");
2237 				return ret;
2238 			}
2239 		}
2240 
2241 		if ((is_psp_fw_valid(psp->intf_drv)) &&
2242 		    (psp->funcs->bootloader_load_intf_drv != NULL)) {
2243 			ret = psp_bootloader_load_intf_drv(psp);
2244 			if (ret) {
2245 				dev_err(adev->dev, "PSP load intf drv failed!\n");
2246 				return ret;
2247 			}
2248 		}
2249 
2250 		if ((is_psp_fw_valid(psp->dbg_drv)) &&
2251 		    (psp->funcs->bootloader_load_dbg_drv != NULL)) {
2252 			ret = psp_bootloader_load_dbg_drv(psp);
2253 			if (ret) {
2254 				dev_err(adev->dev, "PSP load dbg drv failed!\n");
2255 				return ret;
2256 			}
2257 		}
2258 
2259 		if ((is_psp_fw_valid(psp->ras_drv)) &&
2260 		    (psp->funcs->bootloader_load_ras_drv != NULL)) {
2261 			ret = psp_bootloader_load_ras_drv(psp);
2262 			if (ret) {
2263 				dev_err(adev->dev, "PSP load ras_drv failed!\n");
2264 				return ret;
2265 			}
2266 		}
2267 
2268 		if ((is_psp_fw_valid(psp->ipkeymgr_drv)) &&
2269 		    (psp->funcs->bootloader_load_ipkeymgr_drv != NULL)) {
2270 			ret = psp_bootloader_load_ipkeymgr_drv(psp);
2271 			if (ret) {
2272 				dev_err(adev->dev, "PSP load ipkeymgr_drv failed!\n");
2273 				return ret;
2274 			}
2275 		}
2276 
2277 		if ((is_psp_fw_valid(psp->sos)) &&
2278 		    (psp->funcs->bootloader_load_sos != NULL)) {
2279 			ret = psp_bootloader_load_sos(psp);
2280 			if (ret) {
2281 				dev_err(adev->dev, "PSP load sos failed!\n");
2282 				return ret;
2283 			}
2284 		}
2285 	}
2286 
2287 	ret = psp_ring_create(psp, PSP_RING_TYPE__KM);
2288 	if (ret) {
2289 		dev_err(adev->dev, "PSP create ring failed!\n");
2290 		return ret;
2291 	}
2292 
2293 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev))
2294 		goto skip_pin_bo;
2295 
2296 	if (!psp->boot_time_tmr || psp->autoload_supported) {
2297 		ret = psp_tmr_init(psp);
2298 		if (ret) {
2299 			dev_err(adev->dev, "PSP tmr init failed!\n");
2300 			return ret;
2301 		}
2302 	}
2303 
2304 skip_pin_bo:
2305 	/*
2306 	 * For ASICs with DF Cstate management centralized
2307 	 * to PMFW, TMR setup should be performed after PMFW
2308 	 * loaded and before other non-psp firmware loaded.
2309 	 */
2310 	if (psp->pmfw_centralized_cstate_management) {
2311 		ret = psp_load_smu_fw(psp);
2312 		if (ret)
2313 			return ret;
2314 	}
2315 
2316 	if (!psp->boot_time_tmr || !psp->autoload_supported) {
2317 		ret = psp_tmr_load(psp);
2318 		if (ret) {
2319 			dev_err(adev->dev, "PSP load tmr failed!\n");
2320 			return ret;
2321 		}
2322 	}
2323 
2324 	return 0;
2325 }
2326 
2327 static int psp_get_fw_type(struct amdgpu_firmware_info *ucode,
2328 			   enum psp_gfx_fw_type *type)
2329 {
2330 	switch (ucode->ucode_id) {
2331 	case AMDGPU_UCODE_ID_CAP:
2332 		*type = GFX_FW_TYPE_CAP;
2333 		break;
2334 	case AMDGPU_UCODE_ID_SDMA0:
2335 		*type = GFX_FW_TYPE_SDMA0;
2336 		break;
2337 	case AMDGPU_UCODE_ID_SDMA1:
2338 		*type = GFX_FW_TYPE_SDMA1;
2339 		break;
2340 	case AMDGPU_UCODE_ID_SDMA2:
2341 		*type = GFX_FW_TYPE_SDMA2;
2342 		break;
2343 	case AMDGPU_UCODE_ID_SDMA3:
2344 		*type = GFX_FW_TYPE_SDMA3;
2345 		break;
2346 	case AMDGPU_UCODE_ID_SDMA4:
2347 		*type = GFX_FW_TYPE_SDMA4;
2348 		break;
2349 	case AMDGPU_UCODE_ID_SDMA5:
2350 		*type = GFX_FW_TYPE_SDMA5;
2351 		break;
2352 	case AMDGPU_UCODE_ID_SDMA6:
2353 		*type = GFX_FW_TYPE_SDMA6;
2354 		break;
2355 	case AMDGPU_UCODE_ID_SDMA7:
2356 		*type = GFX_FW_TYPE_SDMA7;
2357 		break;
2358 	case AMDGPU_UCODE_ID_CP_MES:
2359 		*type = GFX_FW_TYPE_CP_MES;
2360 		break;
2361 	case AMDGPU_UCODE_ID_CP_MES_DATA:
2362 		*type = GFX_FW_TYPE_MES_STACK;
2363 		break;
2364 	case AMDGPU_UCODE_ID_CP_MES1:
2365 		*type = GFX_FW_TYPE_CP_MES_KIQ;
2366 		break;
2367 	case AMDGPU_UCODE_ID_CP_MES1_DATA:
2368 		*type = GFX_FW_TYPE_MES_KIQ_STACK;
2369 		break;
2370 	case AMDGPU_UCODE_ID_CP_CE:
2371 		*type = GFX_FW_TYPE_CP_CE;
2372 		break;
2373 	case AMDGPU_UCODE_ID_CP_PFP:
2374 		*type = GFX_FW_TYPE_CP_PFP;
2375 		break;
2376 	case AMDGPU_UCODE_ID_CP_ME:
2377 		*type = GFX_FW_TYPE_CP_ME;
2378 		break;
2379 	case AMDGPU_UCODE_ID_CP_MEC1:
2380 		*type = GFX_FW_TYPE_CP_MEC;
2381 		break;
2382 	case AMDGPU_UCODE_ID_CP_MEC1_JT:
2383 		*type = GFX_FW_TYPE_CP_MEC_ME1;
2384 		break;
2385 	case AMDGPU_UCODE_ID_CP_MEC2:
2386 		*type = GFX_FW_TYPE_CP_MEC;
2387 		break;
2388 	case AMDGPU_UCODE_ID_CP_MEC2_JT:
2389 		*type = GFX_FW_TYPE_CP_MEC_ME2;
2390 		break;
2391 	case AMDGPU_UCODE_ID_RLC_P:
2392 		*type = GFX_FW_TYPE_RLC_P;
2393 		break;
2394 	case AMDGPU_UCODE_ID_RLC_V:
2395 		*type = GFX_FW_TYPE_RLC_V;
2396 		break;
2397 	case AMDGPU_UCODE_ID_RLC_G:
2398 		*type = GFX_FW_TYPE_RLC_G;
2399 		break;
2400 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL:
2401 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_CNTL;
2402 		break;
2403 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM:
2404 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_GPM_MEM;
2405 		break;
2406 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM:
2407 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_MEM;
2408 		break;
2409 	case AMDGPU_UCODE_ID_RLC_IRAM:
2410 		*type = GFX_FW_TYPE_RLC_IRAM;
2411 		break;
2412 	case AMDGPU_UCODE_ID_RLC_DRAM:
2413 		*type = GFX_FW_TYPE_RLC_DRAM_BOOT;
2414 		break;
2415 	case AMDGPU_UCODE_ID_GLOBAL_TAP_DELAYS:
2416 		*type = GFX_FW_TYPE_GLOBAL_TAP_DELAYS;
2417 		break;
2418 	case AMDGPU_UCODE_ID_SE0_TAP_DELAYS:
2419 		*type = GFX_FW_TYPE_SE0_TAP_DELAYS;
2420 		break;
2421 	case AMDGPU_UCODE_ID_SE1_TAP_DELAYS:
2422 		*type = GFX_FW_TYPE_SE1_TAP_DELAYS;
2423 		break;
2424 	case AMDGPU_UCODE_ID_SE2_TAP_DELAYS:
2425 		*type = GFX_FW_TYPE_SE2_TAP_DELAYS;
2426 		break;
2427 	case AMDGPU_UCODE_ID_SE3_TAP_DELAYS:
2428 		*type = GFX_FW_TYPE_SE3_TAP_DELAYS;
2429 		break;
2430 	case AMDGPU_UCODE_ID_SMC:
2431 		*type = GFX_FW_TYPE_SMU;
2432 		break;
2433 	case AMDGPU_UCODE_ID_PPTABLE:
2434 		*type = GFX_FW_TYPE_PPTABLE;
2435 		break;
2436 	case AMDGPU_UCODE_ID_UVD:
2437 		*type = GFX_FW_TYPE_UVD;
2438 		break;
2439 	case AMDGPU_UCODE_ID_UVD1:
2440 		*type = GFX_FW_TYPE_UVD1;
2441 		break;
2442 	case AMDGPU_UCODE_ID_VCE:
2443 		*type = GFX_FW_TYPE_VCE;
2444 		break;
2445 	case AMDGPU_UCODE_ID_VCN:
2446 		*type = GFX_FW_TYPE_VCN;
2447 		break;
2448 	case AMDGPU_UCODE_ID_VCN1:
2449 		*type = GFX_FW_TYPE_VCN1;
2450 		break;
2451 	case AMDGPU_UCODE_ID_DMCU_ERAM:
2452 		*type = GFX_FW_TYPE_DMCU_ERAM;
2453 		break;
2454 	case AMDGPU_UCODE_ID_DMCU_INTV:
2455 		*type = GFX_FW_TYPE_DMCU_ISR;
2456 		break;
2457 	case AMDGPU_UCODE_ID_VCN0_RAM:
2458 		*type = GFX_FW_TYPE_VCN0_RAM;
2459 		break;
2460 	case AMDGPU_UCODE_ID_VCN1_RAM:
2461 		*type = GFX_FW_TYPE_VCN1_RAM;
2462 		break;
2463 	case AMDGPU_UCODE_ID_DMCUB:
2464 		*type = GFX_FW_TYPE_DMUB;
2465 		break;
2466 	case AMDGPU_UCODE_ID_SDMA_UCODE_TH0:
2467 		*type = GFX_FW_TYPE_SDMA_UCODE_TH0;
2468 		break;
2469 	case AMDGPU_UCODE_ID_SDMA_UCODE_TH1:
2470 		*type = GFX_FW_TYPE_SDMA_UCODE_TH1;
2471 		break;
2472 	case AMDGPU_UCODE_ID_IMU_I:
2473 		*type = GFX_FW_TYPE_IMU_I;
2474 		break;
2475 	case AMDGPU_UCODE_ID_IMU_D:
2476 		*type = GFX_FW_TYPE_IMU_D;
2477 		break;
2478 	case AMDGPU_UCODE_ID_CP_RS64_PFP:
2479 		*type = GFX_FW_TYPE_RS64_PFP;
2480 		break;
2481 	case AMDGPU_UCODE_ID_CP_RS64_ME:
2482 		*type = GFX_FW_TYPE_RS64_ME;
2483 		break;
2484 	case AMDGPU_UCODE_ID_CP_RS64_MEC:
2485 		*type = GFX_FW_TYPE_RS64_MEC;
2486 		break;
2487 	case AMDGPU_UCODE_ID_CP_RS64_PFP_P0_STACK:
2488 		*type = GFX_FW_TYPE_RS64_PFP_P0_STACK;
2489 		break;
2490 	case AMDGPU_UCODE_ID_CP_RS64_PFP_P1_STACK:
2491 		*type = GFX_FW_TYPE_RS64_PFP_P1_STACK;
2492 		break;
2493 	case AMDGPU_UCODE_ID_CP_RS64_ME_P0_STACK:
2494 		*type = GFX_FW_TYPE_RS64_ME_P0_STACK;
2495 		break;
2496 	case AMDGPU_UCODE_ID_CP_RS64_ME_P1_STACK:
2497 		*type = GFX_FW_TYPE_RS64_ME_P1_STACK;
2498 		break;
2499 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P0_STACK:
2500 		*type = GFX_FW_TYPE_RS64_MEC_P0_STACK;
2501 		break;
2502 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P1_STACK:
2503 		*type = GFX_FW_TYPE_RS64_MEC_P1_STACK;
2504 		break;
2505 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P2_STACK:
2506 		*type = GFX_FW_TYPE_RS64_MEC_P2_STACK;
2507 		break;
2508 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P3_STACK:
2509 		*type = GFX_FW_TYPE_RS64_MEC_P3_STACK;
2510 		break;
2511 	case AMDGPU_UCODE_ID_VPE_CTX:
2512 		*type = GFX_FW_TYPE_VPEC_FW1;
2513 		break;
2514 	case AMDGPU_UCODE_ID_VPE_CTL:
2515 		*type = GFX_FW_TYPE_VPEC_FW2;
2516 		break;
2517 	case AMDGPU_UCODE_ID_VPE:
2518 		*type = GFX_FW_TYPE_VPE;
2519 		break;
2520 	case AMDGPU_UCODE_ID_UMSCH_MM_UCODE:
2521 		*type = GFX_FW_TYPE_UMSCH_UCODE;
2522 		break;
2523 	case AMDGPU_UCODE_ID_UMSCH_MM_DATA:
2524 		*type = GFX_FW_TYPE_UMSCH_DATA;
2525 		break;
2526 	case AMDGPU_UCODE_ID_UMSCH_MM_CMD_BUFFER:
2527 		*type = GFX_FW_TYPE_UMSCH_CMD_BUFFER;
2528 		break;
2529 	case AMDGPU_UCODE_ID_P2S_TABLE:
2530 		*type = GFX_FW_TYPE_P2S_TABLE;
2531 		break;
2532 	case AMDGPU_UCODE_ID_JPEG_RAM:
2533 		*type = GFX_FW_TYPE_JPEG_RAM;
2534 		break;
2535 	case AMDGPU_UCODE_ID_MAXIMUM:
2536 	default:
2537 		return -EINVAL;
2538 	}
2539 
2540 	return 0;
2541 }
2542 
2543 static void psp_print_fw_hdr(struct psp_context *psp,
2544 			     struct amdgpu_firmware_info *ucode)
2545 {
2546 	struct amdgpu_device *adev = psp->adev;
2547 	struct common_firmware_header *hdr;
2548 
2549 	switch (ucode->ucode_id) {
2550 	case AMDGPU_UCODE_ID_SDMA0:
2551 	case AMDGPU_UCODE_ID_SDMA1:
2552 	case AMDGPU_UCODE_ID_SDMA2:
2553 	case AMDGPU_UCODE_ID_SDMA3:
2554 	case AMDGPU_UCODE_ID_SDMA4:
2555 	case AMDGPU_UCODE_ID_SDMA5:
2556 	case AMDGPU_UCODE_ID_SDMA6:
2557 	case AMDGPU_UCODE_ID_SDMA7:
2558 		hdr = (struct common_firmware_header *)
2559 			adev->sdma.instance[ucode->ucode_id - AMDGPU_UCODE_ID_SDMA0].fw->data;
2560 		amdgpu_ucode_print_sdma_hdr(hdr);
2561 		break;
2562 	case AMDGPU_UCODE_ID_CP_CE:
2563 		hdr = (struct common_firmware_header *)adev->gfx.ce_fw->data;
2564 		amdgpu_ucode_print_gfx_hdr(hdr);
2565 		break;
2566 	case AMDGPU_UCODE_ID_CP_PFP:
2567 		hdr = (struct common_firmware_header *)adev->gfx.pfp_fw->data;
2568 		amdgpu_ucode_print_gfx_hdr(hdr);
2569 		break;
2570 	case AMDGPU_UCODE_ID_CP_ME:
2571 		hdr = (struct common_firmware_header *)adev->gfx.me_fw->data;
2572 		amdgpu_ucode_print_gfx_hdr(hdr);
2573 		break;
2574 	case AMDGPU_UCODE_ID_CP_MEC1:
2575 		hdr = (struct common_firmware_header *)adev->gfx.mec_fw->data;
2576 		amdgpu_ucode_print_gfx_hdr(hdr);
2577 		break;
2578 	case AMDGPU_UCODE_ID_RLC_G:
2579 		hdr = (struct common_firmware_header *)adev->gfx.rlc_fw->data;
2580 		amdgpu_ucode_print_rlc_hdr(hdr);
2581 		break;
2582 	case AMDGPU_UCODE_ID_SMC:
2583 		hdr = (struct common_firmware_header *)adev->pm.fw->data;
2584 		amdgpu_ucode_print_smc_hdr(hdr);
2585 		break;
2586 	default:
2587 		break;
2588 	}
2589 }
2590 
2591 static int psp_prep_load_ip_fw_cmd_buf(struct psp_context *psp,
2592 				       struct amdgpu_firmware_info *ucode,
2593 				       struct psp_gfx_cmd_resp *cmd)
2594 {
2595 	int ret;
2596 	uint64_t fw_mem_mc_addr = ucode->mc_addr;
2597 
2598 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
2599 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr);
2600 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr);
2601 	cmd->cmd.cmd_load_ip_fw.fw_size = ucode->ucode_size;
2602 
2603 	ret = psp_get_fw_type(ucode, &cmd->cmd.cmd_load_ip_fw.fw_type);
2604 	if (ret)
2605 		dev_err(psp->adev->dev, "Unknown firmware type\n");
2606 
2607 	return ret;
2608 }
2609 
2610 int psp_execute_ip_fw_load(struct psp_context *psp,
2611 			   struct amdgpu_firmware_info *ucode)
2612 {
2613 	int ret = 0;
2614 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
2615 
2616 	ret = psp_prep_load_ip_fw_cmd_buf(psp, ucode, cmd);
2617 	if (!ret) {
2618 		ret = psp_cmd_submit_buf(psp, ucode, cmd,
2619 					 psp->fence_buf_mc_addr);
2620 	}
2621 
2622 	release_psp_cmd_buf(psp);
2623 
2624 	return ret;
2625 }
2626 
2627 static int psp_load_p2s_table(struct psp_context *psp)
2628 {
2629 	int ret;
2630 	struct amdgpu_device *adev = psp->adev;
2631 	struct amdgpu_firmware_info *ucode =
2632 		&adev->firmware.ucode[AMDGPU_UCODE_ID_P2S_TABLE];
2633 
2634 	if (adev->in_runpm && ((adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) ||
2635 				(adev->pm.rpm_mode == AMDGPU_RUNPM_BAMACO)))
2636 		return 0;
2637 
2638 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 6)) {
2639 		uint32_t supp_vers = adev->flags & AMD_IS_APU ? 0x0036013D :
2640 								0x0036003C;
2641 		if (psp->sos.fw_version < supp_vers)
2642 			return 0;
2643 	}
2644 
2645 	if (!ucode->fw || amdgpu_sriov_vf(psp->adev))
2646 		return 0;
2647 
2648 	ret = psp_execute_ip_fw_load(psp, ucode);
2649 
2650 	return ret;
2651 }
2652 
2653 static int psp_load_smu_fw(struct psp_context *psp)
2654 {
2655 	int ret;
2656 	struct amdgpu_device *adev = psp->adev;
2657 	struct amdgpu_firmware_info *ucode =
2658 			&adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];
2659 	struct amdgpu_ras *ras = psp->ras_context.ras;
2660 
2661 	/*
2662 	 * Skip SMU FW reloading in case of using BACO for runpm only,
2663 	 * as SMU is always alive.
2664 	 */
2665 	if (adev->in_runpm && ((adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) ||
2666 				(adev->pm.rpm_mode == AMDGPU_RUNPM_BAMACO)))
2667 		return 0;
2668 
2669 	if (!ucode->fw || amdgpu_sriov_vf(psp->adev))
2670 		return 0;
2671 
2672 	if ((amdgpu_in_reset(adev) && ras && adev->ras_enabled &&
2673 	     (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 4) ||
2674 	      amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 2)))) {
2675 		ret = amdgpu_dpm_set_mp1_state(adev, PP_MP1_STATE_UNLOAD);
2676 		if (ret)
2677 			dev_err(adev->dev, "Failed to set MP1 state prepare for reload\n");
2678 	}
2679 
2680 	ret = psp_execute_ip_fw_load(psp, ucode);
2681 
2682 	if (ret)
2683 		dev_err(adev->dev, "PSP load smu failed!\n");
2684 
2685 	return ret;
2686 }
2687 
2688 static bool fw_load_skip_check(struct psp_context *psp,
2689 			       struct amdgpu_firmware_info *ucode)
2690 {
2691 	if (!ucode->fw || !ucode->ucode_size)
2692 		return true;
2693 
2694 	if (ucode->ucode_id == AMDGPU_UCODE_ID_P2S_TABLE)
2695 		return true;
2696 
2697 	if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
2698 	    (psp_smu_reload_quirk(psp) ||
2699 	     psp->autoload_supported ||
2700 	     psp->pmfw_centralized_cstate_management))
2701 		return true;
2702 
2703 	if (amdgpu_sriov_vf(psp->adev) &&
2704 	    amdgpu_virt_fw_load_skip_check(psp->adev, ucode->ucode_id))
2705 		return true;
2706 
2707 	if (psp->autoload_supported &&
2708 	    (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1_JT ||
2709 	     ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2_JT))
2710 		/* skip mec JT when autoload is enabled */
2711 		return true;
2712 
2713 	return false;
2714 }
2715 
2716 int psp_load_fw_list(struct psp_context *psp,
2717 		     struct amdgpu_firmware_info **ucode_list, int ucode_count)
2718 {
2719 	int ret = 0, i;
2720 	struct amdgpu_firmware_info *ucode;
2721 
2722 	for (i = 0; i < ucode_count; ++i) {
2723 		ucode = ucode_list[i];
2724 		psp_print_fw_hdr(psp, ucode);
2725 		ret = psp_execute_ip_fw_load(psp, ucode);
2726 		if (ret)
2727 			return ret;
2728 	}
2729 	return ret;
2730 }
2731 
2732 static int psp_load_non_psp_fw(struct psp_context *psp)
2733 {
2734 	int i, ret;
2735 	struct amdgpu_firmware_info *ucode;
2736 	struct amdgpu_device *adev = psp->adev;
2737 
2738 	if (psp->autoload_supported &&
2739 	    !psp->pmfw_centralized_cstate_management) {
2740 		ret = psp_load_smu_fw(psp);
2741 		if (ret)
2742 			return ret;
2743 	}
2744 
2745 	/* Load P2S table first if it's available */
2746 	psp_load_p2s_table(psp);
2747 
2748 	for (i = 0; i < adev->firmware.max_ucodes; i++) {
2749 		ucode = &adev->firmware.ucode[i];
2750 
2751 		if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
2752 		    !fw_load_skip_check(psp, ucode)) {
2753 			ret = psp_load_smu_fw(psp);
2754 			if (ret)
2755 				return ret;
2756 			continue;
2757 		}
2758 
2759 		if (fw_load_skip_check(psp, ucode))
2760 			continue;
2761 
2762 		if (psp->autoload_supported &&
2763 		    (amdgpu_ip_version(adev, MP0_HWIP, 0) ==
2764 			     IP_VERSION(11, 0, 7) ||
2765 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
2766 			     IP_VERSION(11, 0, 11) ||
2767 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
2768 			     IP_VERSION(11, 0, 12)) &&
2769 		    (ucode->ucode_id == AMDGPU_UCODE_ID_SDMA1 ||
2770 		     ucode->ucode_id == AMDGPU_UCODE_ID_SDMA2 ||
2771 		     ucode->ucode_id == AMDGPU_UCODE_ID_SDMA3))
2772 			/* PSP only receive one SDMA fw for sienna_cichlid,
2773 			 * as all four sdma fw are same
2774 			 */
2775 			continue;
2776 
2777 		psp_print_fw_hdr(psp, ucode);
2778 
2779 		ret = psp_execute_ip_fw_load(psp, ucode);
2780 		if (ret)
2781 			return ret;
2782 
2783 		/* Start rlc autoload after psp recieved all the gfx firmware */
2784 		if (psp->autoload_supported && ucode->ucode_id == (amdgpu_sriov_vf(adev) ?
2785 		    adev->virt.autoload_ucode_id : AMDGPU_UCODE_ID_RLC_G)) {
2786 			ret = psp_rlc_autoload_start(psp);
2787 			if (ret) {
2788 				dev_err(adev->dev, "Failed to start rlc autoload\n");
2789 				return ret;
2790 			}
2791 		}
2792 	}
2793 
2794 	return 0;
2795 }
2796 
2797 static int psp_load_fw(struct amdgpu_device *adev)
2798 {
2799 	int ret;
2800 	struct psp_context *psp = &adev->psp;
2801 
2802 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev)) {
2803 		/* should not destroy ring, only stop */
2804 		psp_ring_stop(psp, PSP_RING_TYPE__KM);
2805 	} else {
2806 		memset(psp->fence_buf, 0, PSP_FENCE_BUFFER_SIZE);
2807 
2808 		ret = psp_ring_init(psp, PSP_RING_TYPE__KM);
2809 		if (ret) {
2810 			dev_err(adev->dev, "PSP ring init failed!\n");
2811 			goto failed;
2812 		}
2813 	}
2814 
2815 	ret = psp_hw_start(psp);
2816 	if (ret)
2817 		goto failed;
2818 
2819 	ret = psp_load_non_psp_fw(psp);
2820 	if (ret)
2821 		goto failed1;
2822 
2823 	ret = psp_asd_initialize(psp);
2824 	if (ret) {
2825 		dev_err(adev->dev, "PSP load asd failed!\n");
2826 		goto failed1;
2827 	}
2828 
2829 	ret = psp_rl_load(adev);
2830 	if (ret) {
2831 		dev_err(adev->dev, "PSP load RL failed!\n");
2832 		goto failed1;
2833 	}
2834 
2835 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev)) {
2836 		if (adev->gmc.xgmi.num_physical_nodes > 1) {
2837 			ret = psp_xgmi_initialize(psp, false, true);
2838 			/* Warning the XGMI seesion initialize failure
2839 			 * Instead of stop driver initialization
2840 			 */
2841 			if (ret)
2842 				dev_err(psp->adev->dev,
2843 					"XGMI: Failed to initialize XGMI session\n");
2844 		}
2845 	}
2846 
2847 	if (psp->ta_fw) {
2848 		ret = psp_ras_initialize(psp);
2849 		if (ret)
2850 			dev_err(psp->adev->dev,
2851 				"RAS: Failed to initialize RAS\n");
2852 
2853 		ret = psp_hdcp_initialize(psp);
2854 		if (ret)
2855 			dev_err(psp->adev->dev,
2856 				"HDCP: Failed to initialize HDCP\n");
2857 
2858 		ret = psp_dtm_initialize(psp);
2859 		if (ret)
2860 			dev_err(psp->adev->dev,
2861 				"DTM: Failed to initialize DTM\n");
2862 
2863 		ret = psp_rap_initialize(psp);
2864 		if (ret)
2865 			dev_err(psp->adev->dev,
2866 				"RAP: Failed to initialize RAP\n");
2867 
2868 		ret = psp_securedisplay_initialize(psp);
2869 		if (ret)
2870 			dev_err(psp->adev->dev,
2871 				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
2872 	}
2873 
2874 	return 0;
2875 
2876 failed1:
2877 	psp_free_shared_bufs(psp);
2878 failed:
2879 	/*
2880 	 * all cleanup jobs (xgmi terminate, ras terminate,
2881 	 * ring destroy, cmd/fence/fw buffers destory,
2882 	 * psp->cmd destory) are delayed to psp_hw_fini
2883 	 */
2884 	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
2885 	return ret;
2886 }
2887 
2888 static int psp_hw_init(void *handle)
2889 {
2890 	int ret;
2891 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2892 
2893 	mutex_lock(&adev->firmware.mutex);
2894 	/*
2895 	 * This sequence is just used on hw_init only once, no need on
2896 	 * resume.
2897 	 */
2898 	ret = amdgpu_ucode_init_bo(adev);
2899 	if (ret)
2900 		goto failed;
2901 
2902 	ret = psp_load_fw(adev);
2903 	if (ret) {
2904 		dev_err(adev->dev, "PSP firmware loading failed\n");
2905 		goto failed;
2906 	}
2907 
2908 	mutex_unlock(&adev->firmware.mutex);
2909 	return 0;
2910 
2911 failed:
2912 	adev->firmware.load_type = AMDGPU_FW_LOAD_DIRECT;
2913 	mutex_unlock(&adev->firmware.mutex);
2914 	return -EINVAL;
2915 }
2916 
2917 static int psp_hw_fini(void *handle)
2918 {
2919 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2920 	struct psp_context *psp = &adev->psp;
2921 
2922 	if (psp->ta_fw) {
2923 		psp_ras_terminate(psp);
2924 		psp_securedisplay_terminate(psp);
2925 		psp_rap_terminate(psp);
2926 		psp_dtm_terminate(psp);
2927 		psp_hdcp_terminate(psp);
2928 
2929 		if (adev->gmc.xgmi.num_physical_nodes > 1)
2930 			psp_xgmi_terminate(psp);
2931 	}
2932 
2933 	psp_asd_terminate(psp);
2934 	psp_tmr_terminate(psp);
2935 
2936 	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
2937 
2938 	return 0;
2939 }
2940 
2941 static int psp_suspend(void *handle)
2942 {
2943 	int ret = 0;
2944 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2945 	struct psp_context *psp = &adev->psp;
2946 
2947 	if (adev->gmc.xgmi.num_physical_nodes > 1 &&
2948 	    psp->xgmi_context.context.initialized) {
2949 		ret = psp_xgmi_terminate(psp);
2950 		if (ret) {
2951 			dev_err(adev->dev, "Failed to terminate xgmi ta\n");
2952 			goto out;
2953 		}
2954 	}
2955 
2956 	if (psp->ta_fw) {
2957 		ret = psp_ras_terminate(psp);
2958 		if (ret) {
2959 			dev_err(adev->dev, "Failed to terminate ras ta\n");
2960 			goto out;
2961 		}
2962 		ret = psp_hdcp_terminate(psp);
2963 		if (ret) {
2964 			dev_err(adev->dev, "Failed to terminate hdcp ta\n");
2965 			goto out;
2966 		}
2967 		ret = psp_dtm_terminate(psp);
2968 		if (ret) {
2969 			dev_err(adev->dev, "Failed to terminate dtm ta\n");
2970 			goto out;
2971 		}
2972 		ret = psp_rap_terminate(psp);
2973 		if (ret) {
2974 			dev_err(adev->dev, "Failed to terminate rap ta\n");
2975 			goto out;
2976 		}
2977 		ret = psp_securedisplay_terminate(psp);
2978 		if (ret) {
2979 			dev_err(adev->dev, "Failed to terminate securedisplay ta\n");
2980 			goto out;
2981 		}
2982 	}
2983 
2984 	ret = psp_asd_terminate(psp);
2985 	if (ret) {
2986 		dev_err(adev->dev, "Failed to terminate asd\n");
2987 		goto out;
2988 	}
2989 
2990 	ret = psp_tmr_terminate(psp);
2991 	if (ret) {
2992 		dev_err(adev->dev, "Failed to terminate tmr\n");
2993 		goto out;
2994 	}
2995 
2996 	ret = psp_ring_stop(psp, PSP_RING_TYPE__KM);
2997 	if (ret)
2998 		dev_err(adev->dev, "PSP ring stop failed\n");
2999 
3000 out:
3001 	return ret;
3002 }
3003 
3004 static int psp_resume(void *handle)
3005 {
3006 	int ret;
3007 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3008 	struct psp_context *psp = &adev->psp;
3009 
3010 	dev_info(adev->dev, "PSP is resuming...\n");
3011 
3012 	if (psp->mem_train_ctx.enable_mem_training) {
3013 		ret = psp_mem_training(psp, PSP_MEM_TRAIN_RESUME);
3014 		if (ret) {
3015 			dev_err(adev->dev, "Failed to process memory training!\n");
3016 			return ret;
3017 		}
3018 	}
3019 
3020 	mutex_lock(&adev->firmware.mutex);
3021 
3022 	ret = psp_hw_start(psp);
3023 	if (ret)
3024 		goto failed;
3025 
3026 	ret = psp_load_non_psp_fw(psp);
3027 	if (ret)
3028 		goto failed;
3029 
3030 	ret = psp_asd_initialize(psp);
3031 	if (ret) {
3032 		dev_err(adev->dev, "PSP load asd failed!\n");
3033 		goto failed;
3034 	}
3035 
3036 	ret = psp_rl_load(adev);
3037 	if (ret) {
3038 		dev_err(adev->dev, "PSP load RL failed!\n");
3039 		goto failed;
3040 	}
3041 
3042 	if (adev->gmc.xgmi.num_physical_nodes > 1) {
3043 		ret = psp_xgmi_initialize(psp, false, true);
3044 		/* Warning the XGMI seesion initialize failure
3045 		 * Instead of stop driver initialization
3046 		 */
3047 		if (ret)
3048 			dev_err(psp->adev->dev,
3049 				"XGMI: Failed to initialize XGMI session\n");
3050 	}
3051 
3052 	if (psp->ta_fw) {
3053 		ret = psp_ras_initialize(psp);
3054 		if (ret)
3055 			dev_err(psp->adev->dev,
3056 				"RAS: Failed to initialize RAS\n");
3057 
3058 		ret = psp_hdcp_initialize(psp);
3059 		if (ret)
3060 			dev_err(psp->adev->dev,
3061 				"HDCP: Failed to initialize HDCP\n");
3062 
3063 		ret = psp_dtm_initialize(psp);
3064 		if (ret)
3065 			dev_err(psp->adev->dev,
3066 				"DTM: Failed to initialize DTM\n");
3067 
3068 		ret = psp_rap_initialize(psp);
3069 		if (ret)
3070 			dev_err(psp->adev->dev,
3071 				"RAP: Failed to initialize RAP\n");
3072 
3073 		ret = psp_securedisplay_initialize(psp);
3074 		if (ret)
3075 			dev_err(psp->adev->dev,
3076 				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
3077 	}
3078 
3079 	mutex_unlock(&adev->firmware.mutex);
3080 
3081 	return 0;
3082 
3083 failed:
3084 	dev_err(adev->dev, "PSP resume failed\n");
3085 	mutex_unlock(&adev->firmware.mutex);
3086 	return ret;
3087 }
3088 
3089 int psp_gpu_reset(struct amdgpu_device *adev)
3090 {
3091 	int ret;
3092 
3093 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
3094 		return 0;
3095 
3096 	mutex_lock(&adev->psp.mutex);
3097 	ret = psp_mode1_reset(&adev->psp);
3098 	mutex_unlock(&adev->psp.mutex);
3099 
3100 	return ret;
3101 }
3102 
3103 int psp_rlc_autoload_start(struct psp_context *psp)
3104 {
3105 	int ret;
3106 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
3107 
3108 	cmd->cmd_id = GFX_CMD_ID_AUTOLOAD_RLC;
3109 
3110 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
3111 				 psp->fence_buf_mc_addr);
3112 
3113 	release_psp_cmd_buf(psp);
3114 
3115 	return ret;
3116 }
3117 
3118 int psp_ring_cmd_submit(struct psp_context *psp,
3119 			uint64_t cmd_buf_mc_addr,
3120 			uint64_t fence_mc_addr,
3121 			int index)
3122 {
3123 	unsigned int psp_write_ptr_reg = 0;
3124 	struct psp_gfx_rb_frame *write_frame;
3125 	struct psp_ring *ring = &psp->km_ring;
3126 	struct psp_gfx_rb_frame *ring_buffer_start = ring->ring_mem;
3127 	struct psp_gfx_rb_frame *ring_buffer_end = ring_buffer_start +
3128 		ring->ring_size / sizeof(struct psp_gfx_rb_frame) - 1;
3129 	struct amdgpu_device *adev = psp->adev;
3130 	uint32_t ring_size_dw = ring->ring_size / 4;
3131 	uint32_t rb_frame_size_dw = sizeof(struct psp_gfx_rb_frame) / 4;
3132 
3133 	/* KM (GPCOM) prepare write pointer */
3134 	psp_write_ptr_reg = psp_ring_get_wptr(psp);
3135 
3136 	/* Update KM RB frame pointer to new frame */
3137 	/* write_frame ptr increments by size of rb_frame in bytes */
3138 	/* psp_write_ptr_reg increments by size of rb_frame in DWORDs */
3139 	if ((psp_write_ptr_reg % ring_size_dw) == 0)
3140 		write_frame = ring_buffer_start;
3141 	else
3142 		write_frame = ring_buffer_start + (psp_write_ptr_reg / rb_frame_size_dw);
3143 	/* Check invalid write_frame ptr address */
3144 	if ((write_frame < ring_buffer_start) || (ring_buffer_end < write_frame)) {
3145 		dev_err(adev->dev,
3146 			"ring_buffer_start = %p; ring_buffer_end = %p; write_frame = %p\n",
3147 			ring_buffer_start, ring_buffer_end, write_frame);
3148 		dev_err(adev->dev,
3149 			"write_frame is pointing to address out of bounds\n");
3150 		return -EINVAL;
3151 	}
3152 
3153 	/* Initialize KM RB frame */
3154 	memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame));
3155 
3156 	/* Update KM RB frame */
3157 	write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr);
3158 	write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr);
3159 	write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr);
3160 	write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr);
3161 	write_frame->fence_value = index;
3162 	amdgpu_device_flush_hdp(adev, NULL);
3163 
3164 	/* Update the write Pointer in DWORDs */
3165 	psp_write_ptr_reg = (psp_write_ptr_reg + rb_frame_size_dw) % ring_size_dw;
3166 	psp_ring_set_wptr(psp, psp_write_ptr_reg);
3167 	return 0;
3168 }
3169 
3170 int psp_init_asd_microcode(struct psp_context *psp, const char *chip_name)
3171 {
3172 	struct amdgpu_device *adev = psp->adev;
3173 	char fw_name[PSP_FW_NAME_LEN];
3174 	const struct psp_firmware_header_v1_0 *asd_hdr;
3175 	int err = 0;
3176 
3177 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_asd.bin", chip_name);
3178 	err = amdgpu_ucode_request(adev, &adev->psp.asd_fw, fw_name);
3179 	if (err)
3180 		goto out;
3181 
3182 	asd_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.asd_fw->data;
3183 	adev->psp.asd_context.bin_desc.fw_version = le32_to_cpu(asd_hdr->header.ucode_version);
3184 	adev->psp.asd_context.bin_desc.feature_version = le32_to_cpu(asd_hdr->sos.fw_version);
3185 	adev->psp.asd_context.bin_desc.size_bytes = le32_to_cpu(asd_hdr->header.ucode_size_bytes);
3186 	adev->psp.asd_context.bin_desc.start_addr = (uint8_t *)asd_hdr +
3187 				le32_to_cpu(asd_hdr->header.ucode_array_offset_bytes);
3188 	return 0;
3189 out:
3190 	amdgpu_ucode_release(&adev->psp.asd_fw);
3191 	return err;
3192 }
3193 
3194 int psp_init_toc_microcode(struct psp_context *psp, const char *chip_name)
3195 {
3196 	struct amdgpu_device *adev = psp->adev;
3197 	char fw_name[PSP_FW_NAME_LEN];
3198 	const struct psp_firmware_header_v1_0 *toc_hdr;
3199 	int err = 0;
3200 
3201 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_toc.bin", chip_name);
3202 	err = amdgpu_ucode_request(adev, &adev->psp.toc_fw, fw_name);
3203 	if (err)
3204 		goto out;
3205 
3206 	toc_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.toc_fw->data;
3207 	adev->psp.toc.fw_version = le32_to_cpu(toc_hdr->header.ucode_version);
3208 	adev->psp.toc.feature_version = le32_to_cpu(toc_hdr->sos.fw_version);
3209 	adev->psp.toc.size_bytes = le32_to_cpu(toc_hdr->header.ucode_size_bytes);
3210 	adev->psp.toc.start_addr = (uint8_t *)toc_hdr +
3211 				le32_to_cpu(toc_hdr->header.ucode_array_offset_bytes);
3212 	return 0;
3213 out:
3214 	amdgpu_ucode_release(&adev->psp.toc_fw);
3215 	return err;
3216 }
3217 
3218 static int parse_sos_bin_descriptor(struct psp_context *psp,
3219 				   const struct psp_fw_bin_desc *desc,
3220 				   const struct psp_firmware_header_v2_0 *sos_hdr)
3221 {
3222 	uint8_t *ucode_start_addr  = NULL;
3223 
3224 	if (!psp || !desc || !sos_hdr)
3225 		return -EINVAL;
3226 
3227 	ucode_start_addr  = (uint8_t *)sos_hdr +
3228 			    le32_to_cpu(desc->offset_bytes) +
3229 			    le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3230 
3231 	switch (desc->fw_type) {
3232 	case PSP_FW_TYPE_PSP_SOS:
3233 		psp->sos.fw_version        = le32_to_cpu(desc->fw_version);
3234 		psp->sos.feature_version   = le32_to_cpu(desc->fw_version);
3235 		psp->sos.size_bytes        = le32_to_cpu(desc->size_bytes);
3236 		psp->sos.start_addr	   = ucode_start_addr;
3237 		break;
3238 	case PSP_FW_TYPE_PSP_SYS_DRV:
3239 		psp->sys.fw_version        = le32_to_cpu(desc->fw_version);
3240 		psp->sys.feature_version   = le32_to_cpu(desc->fw_version);
3241 		psp->sys.size_bytes        = le32_to_cpu(desc->size_bytes);
3242 		psp->sys.start_addr        = ucode_start_addr;
3243 		break;
3244 	case PSP_FW_TYPE_PSP_KDB:
3245 		psp->kdb.fw_version        = le32_to_cpu(desc->fw_version);
3246 		psp->kdb.feature_version   = le32_to_cpu(desc->fw_version);
3247 		psp->kdb.size_bytes        = le32_to_cpu(desc->size_bytes);
3248 		psp->kdb.start_addr        = ucode_start_addr;
3249 		break;
3250 	case PSP_FW_TYPE_PSP_TOC:
3251 		psp->toc.fw_version        = le32_to_cpu(desc->fw_version);
3252 		psp->toc.feature_version   = le32_to_cpu(desc->fw_version);
3253 		psp->toc.size_bytes        = le32_to_cpu(desc->size_bytes);
3254 		psp->toc.start_addr        = ucode_start_addr;
3255 		break;
3256 	case PSP_FW_TYPE_PSP_SPL:
3257 		psp->spl.fw_version        = le32_to_cpu(desc->fw_version);
3258 		psp->spl.feature_version   = le32_to_cpu(desc->fw_version);
3259 		psp->spl.size_bytes        = le32_to_cpu(desc->size_bytes);
3260 		psp->spl.start_addr        = ucode_start_addr;
3261 		break;
3262 	case PSP_FW_TYPE_PSP_RL:
3263 		psp->rl.fw_version         = le32_to_cpu(desc->fw_version);
3264 		psp->rl.feature_version    = le32_to_cpu(desc->fw_version);
3265 		psp->rl.size_bytes         = le32_to_cpu(desc->size_bytes);
3266 		psp->rl.start_addr         = ucode_start_addr;
3267 		break;
3268 	case PSP_FW_TYPE_PSP_SOC_DRV:
3269 		psp->soc_drv.fw_version         = le32_to_cpu(desc->fw_version);
3270 		psp->soc_drv.feature_version    = le32_to_cpu(desc->fw_version);
3271 		psp->soc_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3272 		psp->soc_drv.start_addr         = ucode_start_addr;
3273 		break;
3274 	case PSP_FW_TYPE_PSP_INTF_DRV:
3275 		psp->intf_drv.fw_version        = le32_to_cpu(desc->fw_version);
3276 		psp->intf_drv.feature_version   = le32_to_cpu(desc->fw_version);
3277 		psp->intf_drv.size_bytes        = le32_to_cpu(desc->size_bytes);
3278 		psp->intf_drv.start_addr        = ucode_start_addr;
3279 		break;
3280 	case PSP_FW_TYPE_PSP_DBG_DRV:
3281 		psp->dbg_drv.fw_version         = le32_to_cpu(desc->fw_version);
3282 		psp->dbg_drv.feature_version    = le32_to_cpu(desc->fw_version);
3283 		psp->dbg_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3284 		psp->dbg_drv.start_addr         = ucode_start_addr;
3285 		break;
3286 	case PSP_FW_TYPE_PSP_RAS_DRV:
3287 		psp->ras_drv.fw_version         = le32_to_cpu(desc->fw_version);
3288 		psp->ras_drv.feature_version    = le32_to_cpu(desc->fw_version);
3289 		psp->ras_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3290 		psp->ras_drv.start_addr         = ucode_start_addr;
3291 		break;
3292 	case PSP_FW_TYPE_PSP_IPKEYMGR_DRV:
3293 		psp->ipkeymgr_drv.fw_version         = le32_to_cpu(desc->fw_version);
3294 		psp->ipkeymgr_drv.feature_version    = le32_to_cpu(desc->fw_version);
3295 		psp->ipkeymgr_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3296 		psp->ipkeymgr_drv.start_addr         = ucode_start_addr;
3297 		break;
3298 	default:
3299 		dev_warn(psp->adev->dev, "Unsupported PSP FW type: %d\n", desc->fw_type);
3300 		break;
3301 	}
3302 
3303 	return 0;
3304 }
3305 
3306 static int psp_init_sos_base_fw(struct amdgpu_device *adev)
3307 {
3308 	const struct psp_firmware_header_v1_0 *sos_hdr;
3309 	const struct psp_firmware_header_v1_3 *sos_hdr_v1_3;
3310 	uint8_t *ucode_array_start_addr;
3311 
3312 	sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
3313 	ucode_array_start_addr = (uint8_t *)sos_hdr +
3314 		le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3315 
3316 	if (adev->gmc.xgmi.connected_to_cpu ||
3317 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 2))) {
3318 		adev->psp.sos.fw_version = le32_to_cpu(sos_hdr->header.ucode_version);
3319 		adev->psp.sos.feature_version = le32_to_cpu(sos_hdr->sos.fw_version);
3320 
3321 		adev->psp.sys.size_bytes = le32_to_cpu(sos_hdr->sos.offset_bytes);
3322 		adev->psp.sys.start_addr = ucode_array_start_addr;
3323 
3324 		adev->psp.sos.size_bytes = le32_to_cpu(sos_hdr->sos.size_bytes);
3325 		adev->psp.sos.start_addr = ucode_array_start_addr +
3326 				le32_to_cpu(sos_hdr->sos.offset_bytes);
3327 	} else {
3328 		/* Load alternate PSP SOS FW */
3329 		sos_hdr_v1_3 = (const struct psp_firmware_header_v1_3 *)adev->psp.sos_fw->data;
3330 
3331 		adev->psp.sos.fw_version = le32_to_cpu(sos_hdr_v1_3->sos_aux.fw_version);
3332 		adev->psp.sos.feature_version = le32_to_cpu(sos_hdr_v1_3->sos_aux.fw_version);
3333 
3334 		adev->psp.sys.size_bytes = le32_to_cpu(sos_hdr_v1_3->sys_drv_aux.size_bytes);
3335 		adev->psp.sys.start_addr = ucode_array_start_addr +
3336 			le32_to_cpu(sos_hdr_v1_3->sys_drv_aux.offset_bytes);
3337 
3338 		adev->psp.sos.size_bytes = le32_to_cpu(sos_hdr_v1_3->sos_aux.size_bytes);
3339 		adev->psp.sos.start_addr = ucode_array_start_addr +
3340 			le32_to_cpu(sos_hdr_v1_3->sos_aux.offset_bytes);
3341 	}
3342 
3343 	if ((adev->psp.sys.size_bytes == 0) || (adev->psp.sos.size_bytes == 0)) {
3344 		dev_warn(adev->dev, "PSP SOS FW not available");
3345 		return -EINVAL;
3346 	}
3347 
3348 	return 0;
3349 }
3350 
3351 int psp_init_sos_microcode(struct psp_context *psp, const char *chip_name)
3352 {
3353 	struct amdgpu_device *adev = psp->adev;
3354 	char fw_name[PSP_FW_NAME_LEN];
3355 	const struct psp_firmware_header_v1_0 *sos_hdr;
3356 	const struct psp_firmware_header_v1_1 *sos_hdr_v1_1;
3357 	const struct psp_firmware_header_v1_2 *sos_hdr_v1_2;
3358 	const struct psp_firmware_header_v1_3 *sos_hdr_v1_3;
3359 	const struct psp_firmware_header_v2_0 *sos_hdr_v2_0;
3360 	int err = 0;
3361 	uint8_t *ucode_array_start_addr;
3362 	int fw_index = 0;
3363 
3364 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_sos.bin", chip_name);
3365 	err = amdgpu_ucode_request(adev, &adev->psp.sos_fw, fw_name);
3366 	if (err)
3367 		goto out;
3368 
3369 	sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
3370 	ucode_array_start_addr = (uint8_t *)sos_hdr +
3371 		le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3372 	amdgpu_ucode_print_psp_hdr(&sos_hdr->header);
3373 
3374 	switch (sos_hdr->header.header_version_major) {
3375 	case 1:
3376 		err = psp_init_sos_base_fw(adev);
3377 		if (err)
3378 			goto out;
3379 
3380 		if (sos_hdr->header.header_version_minor == 1) {
3381 			sos_hdr_v1_1 = (const struct psp_firmware_header_v1_1 *)adev->psp.sos_fw->data;
3382 			adev->psp.toc.size_bytes = le32_to_cpu(sos_hdr_v1_1->toc.size_bytes);
3383 			adev->psp.toc.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3384 					le32_to_cpu(sos_hdr_v1_1->toc.offset_bytes);
3385 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_1->kdb.size_bytes);
3386 			adev->psp.kdb.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3387 					le32_to_cpu(sos_hdr_v1_1->kdb.offset_bytes);
3388 		}
3389 		if (sos_hdr->header.header_version_minor == 2) {
3390 			sos_hdr_v1_2 = (const struct psp_firmware_header_v1_2 *)adev->psp.sos_fw->data;
3391 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_2->kdb.size_bytes);
3392 			adev->psp.kdb.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3393 						    le32_to_cpu(sos_hdr_v1_2->kdb.offset_bytes);
3394 		}
3395 		if (sos_hdr->header.header_version_minor == 3) {
3396 			sos_hdr_v1_3 = (const struct psp_firmware_header_v1_3 *)adev->psp.sos_fw->data;
3397 			adev->psp.toc.size_bytes = le32_to_cpu(sos_hdr_v1_3->v1_1.toc.size_bytes);
3398 			adev->psp.toc.start_addr = ucode_array_start_addr +
3399 				le32_to_cpu(sos_hdr_v1_3->v1_1.toc.offset_bytes);
3400 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_3->v1_1.kdb.size_bytes);
3401 			adev->psp.kdb.start_addr = ucode_array_start_addr +
3402 				le32_to_cpu(sos_hdr_v1_3->v1_1.kdb.offset_bytes);
3403 			adev->psp.spl.size_bytes = le32_to_cpu(sos_hdr_v1_3->spl.size_bytes);
3404 			adev->psp.spl.start_addr = ucode_array_start_addr +
3405 				le32_to_cpu(sos_hdr_v1_3->spl.offset_bytes);
3406 			adev->psp.rl.size_bytes = le32_to_cpu(sos_hdr_v1_3->rl.size_bytes);
3407 			adev->psp.rl.start_addr = ucode_array_start_addr +
3408 				le32_to_cpu(sos_hdr_v1_3->rl.offset_bytes);
3409 		}
3410 		break;
3411 	case 2:
3412 		sos_hdr_v2_0 = (const struct psp_firmware_header_v2_0 *)adev->psp.sos_fw->data;
3413 
3414 		if (le32_to_cpu(sos_hdr_v2_0->psp_fw_bin_count) >= UCODE_MAX_PSP_PACKAGING) {
3415 			dev_err(adev->dev, "packed SOS count exceeds maximum limit\n");
3416 			err = -EINVAL;
3417 			goto out;
3418 		}
3419 
3420 		for (fw_index = 0; fw_index < le32_to_cpu(sos_hdr_v2_0->psp_fw_bin_count); fw_index++) {
3421 			err = parse_sos_bin_descriptor(psp,
3422 						       &sos_hdr_v2_0->psp_fw_bin[fw_index],
3423 						       sos_hdr_v2_0);
3424 			if (err)
3425 				goto out;
3426 		}
3427 		break;
3428 	default:
3429 		dev_err(adev->dev,
3430 			"unsupported psp sos firmware\n");
3431 		err = -EINVAL;
3432 		goto out;
3433 	}
3434 
3435 	return 0;
3436 out:
3437 	amdgpu_ucode_release(&adev->psp.sos_fw);
3438 
3439 	return err;
3440 }
3441 
3442 static int parse_ta_bin_descriptor(struct psp_context *psp,
3443 				   const struct psp_fw_bin_desc *desc,
3444 				   const struct ta_firmware_header_v2_0 *ta_hdr)
3445 {
3446 	uint8_t *ucode_start_addr  = NULL;
3447 
3448 	if (!psp || !desc || !ta_hdr)
3449 		return -EINVAL;
3450 
3451 	ucode_start_addr  = (uint8_t *)ta_hdr +
3452 			    le32_to_cpu(desc->offset_bytes) +
3453 			    le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
3454 
3455 	switch (desc->fw_type) {
3456 	case TA_FW_TYPE_PSP_ASD:
3457 		psp->asd_context.bin_desc.fw_version        = le32_to_cpu(desc->fw_version);
3458 		psp->asd_context.bin_desc.feature_version   = le32_to_cpu(desc->fw_version);
3459 		psp->asd_context.bin_desc.size_bytes        = le32_to_cpu(desc->size_bytes);
3460 		psp->asd_context.bin_desc.start_addr        = ucode_start_addr;
3461 		break;
3462 	case TA_FW_TYPE_PSP_XGMI:
3463 		psp->xgmi_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3464 		psp->xgmi_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3465 		psp->xgmi_context.context.bin_desc.start_addr       = ucode_start_addr;
3466 		break;
3467 	case TA_FW_TYPE_PSP_RAS:
3468 		psp->ras_context.context.bin_desc.fw_version        = le32_to_cpu(desc->fw_version);
3469 		psp->ras_context.context.bin_desc.size_bytes        = le32_to_cpu(desc->size_bytes);
3470 		psp->ras_context.context.bin_desc.start_addr        = ucode_start_addr;
3471 		break;
3472 	case TA_FW_TYPE_PSP_HDCP:
3473 		psp->hdcp_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3474 		psp->hdcp_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3475 		psp->hdcp_context.context.bin_desc.start_addr       = ucode_start_addr;
3476 		break;
3477 	case TA_FW_TYPE_PSP_DTM:
3478 		psp->dtm_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3479 		psp->dtm_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3480 		psp->dtm_context.context.bin_desc.start_addr       = ucode_start_addr;
3481 		break;
3482 	case TA_FW_TYPE_PSP_RAP:
3483 		psp->rap_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3484 		psp->rap_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3485 		psp->rap_context.context.bin_desc.start_addr       = ucode_start_addr;
3486 		break;
3487 	case TA_FW_TYPE_PSP_SECUREDISPLAY:
3488 		psp->securedisplay_context.context.bin_desc.fw_version =
3489 			le32_to_cpu(desc->fw_version);
3490 		psp->securedisplay_context.context.bin_desc.size_bytes =
3491 			le32_to_cpu(desc->size_bytes);
3492 		psp->securedisplay_context.context.bin_desc.start_addr =
3493 			ucode_start_addr;
3494 		break;
3495 	default:
3496 		dev_warn(psp->adev->dev, "Unsupported TA type: %d\n", desc->fw_type);
3497 		break;
3498 	}
3499 
3500 	return 0;
3501 }
3502 
3503 static int parse_ta_v1_microcode(struct psp_context *psp)
3504 {
3505 	const struct ta_firmware_header_v1_0 *ta_hdr;
3506 	struct amdgpu_device *adev = psp->adev;
3507 
3508 	ta_hdr = (const struct ta_firmware_header_v1_0 *) adev->psp.ta_fw->data;
3509 
3510 	if (le16_to_cpu(ta_hdr->header.header_version_major) != 1)
3511 		return -EINVAL;
3512 
3513 	adev->psp.xgmi_context.context.bin_desc.fw_version =
3514 		le32_to_cpu(ta_hdr->xgmi.fw_version);
3515 	adev->psp.xgmi_context.context.bin_desc.size_bytes =
3516 		le32_to_cpu(ta_hdr->xgmi.size_bytes);
3517 	adev->psp.xgmi_context.context.bin_desc.start_addr =
3518 		(uint8_t *)ta_hdr +
3519 		le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
3520 
3521 	adev->psp.ras_context.context.bin_desc.fw_version =
3522 		le32_to_cpu(ta_hdr->ras.fw_version);
3523 	adev->psp.ras_context.context.bin_desc.size_bytes =
3524 		le32_to_cpu(ta_hdr->ras.size_bytes);
3525 	adev->psp.ras_context.context.bin_desc.start_addr =
3526 		(uint8_t *)adev->psp.xgmi_context.context.bin_desc.start_addr +
3527 		le32_to_cpu(ta_hdr->ras.offset_bytes);
3528 
3529 	adev->psp.hdcp_context.context.bin_desc.fw_version =
3530 		le32_to_cpu(ta_hdr->hdcp.fw_version);
3531 	adev->psp.hdcp_context.context.bin_desc.size_bytes =
3532 		le32_to_cpu(ta_hdr->hdcp.size_bytes);
3533 	adev->psp.hdcp_context.context.bin_desc.start_addr =
3534 		(uint8_t *)ta_hdr +
3535 		le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
3536 
3537 	adev->psp.dtm_context.context.bin_desc.fw_version =
3538 		le32_to_cpu(ta_hdr->dtm.fw_version);
3539 	adev->psp.dtm_context.context.bin_desc.size_bytes =
3540 		le32_to_cpu(ta_hdr->dtm.size_bytes);
3541 	adev->psp.dtm_context.context.bin_desc.start_addr =
3542 		(uint8_t *)adev->psp.hdcp_context.context.bin_desc.start_addr +
3543 		le32_to_cpu(ta_hdr->dtm.offset_bytes);
3544 
3545 	adev->psp.securedisplay_context.context.bin_desc.fw_version =
3546 		le32_to_cpu(ta_hdr->securedisplay.fw_version);
3547 	adev->psp.securedisplay_context.context.bin_desc.size_bytes =
3548 		le32_to_cpu(ta_hdr->securedisplay.size_bytes);
3549 	adev->psp.securedisplay_context.context.bin_desc.start_addr =
3550 		(uint8_t *)adev->psp.hdcp_context.context.bin_desc.start_addr +
3551 		le32_to_cpu(ta_hdr->securedisplay.offset_bytes);
3552 
3553 	adev->psp.ta_fw_version = le32_to_cpu(ta_hdr->header.ucode_version);
3554 
3555 	return 0;
3556 }
3557 
3558 static int parse_ta_v2_microcode(struct psp_context *psp)
3559 {
3560 	const struct ta_firmware_header_v2_0 *ta_hdr;
3561 	struct amdgpu_device *adev = psp->adev;
3562 	int err = 0;
3563 	int ta_index = 0;
3564 
3565 	ta_hdr = (const struct ta_firmware_header_v2_0 *)adev->psp.ta_fw->data;
3566 
3567 	if (le16_to_cpu(ta_hdr->header.header_version_major) != 2)
3568 		return -EINVAL;
3569 
3570 	if (le32_to_cpu(ta_hdr->ta_fw_bin_count) >= UCODE_MAX_PSP_PACKAGING) {
3571 		dev_err(adev->dev, "packed TA count exceeds maximum limit\n");
3572 		return -EINVAL;
3573 	}
3574 
3575 	for (ta_index = 0; ta_index < le32_to_cpu(ta_hdr->ta_fw_bin_count); ta_index++) {
3576 		err = parse_ta_bin_descriptor(psp,
3577 					      &ta_hdr->ta_fw_bin[ta_index],
3578 					      ta_hdr);
3579 		if (err)
3580 			return err;
3581 	}
3582 
3583 	return 0;
3584 }
3585 
3586 int psp_init_ta_microcode(struct psp_context *psp, const char *chip_name)
3587 {
3588 	const struct common_firmware_header *hdr;
3589 	struct amdgpu_device *adev = psp->adev;
3590 	char fw_name[PSP_FW_NAME_LEN];
3591 	int err;
3592 
3593 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ta.bin", chip_name);
3594 	err = amdgpu_ucode_request(adev, &adev->psp.ta_fw, fw_name);
3595 	if (err)
3596 		return err;
3597 
3598 	hdr = (const struct common_firmware_header *)adev->psp.ta_fw->data;
3599 	switch (le16_to_cpu(hdr->header_version_major)) {
3600 	case 1:
3601 		err = parse_ta_v1_microcode(psp);
3602 		break;
3603 	case 2:
3604 		err = parse_ta_v2_microcode(psp);
3605 		break;
3606 	default:
3607 		dev_err(adev->dev, "unsupported TA header version\n");
3608 		err = -EINVAL;
3609 	}
3610 
3611 	if (err)
3612 		amdgpu_ucode_release(&adev->psp.ta_fw);
3613 
3614 	return err;
3615 }
3616 
3617 int psp_init_cap_microcode(struct psp_context *psp, const char *chip_name)
3618 {
3619 	struct amdgpu_device *adev = psp->adev;
3620 	char fw_name[PSP_FW_NAME_LEN];
3621 	const struct psp_firmware_header_v1_0 *cap_hdr_v1_0;
3622 	struct amdgpu_firmware_info *info = NULL;
3623 	int err = 0;
3624 
3625 	if (!amdgpu_sriov_vf(adev)) {
3626 		dev_err(adev->dev, "cap microcode should only be loaded under SRIOV\n");
3627 		return -EINVAL;
3628 	}
3629 
3630 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_cap.bin", chip_name);
3631 	err = amdgpu_ucode_request(adev, &adev->psp.cap_fw, fw_name);
3632 	if (err) {
3633 		if (err == -ENODEV) {
3634 			dev_warn(adev->dev, "cap microcode does not exist, skip\n");
3635 			err = 0;
3636 			goto out;
3637 		}
3638 		dev_err(adev->dev, "fail to initialize cap microcode\n");
3639 	}
3640 
3641 	info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CAP];
3642 	info->ucode_id = AMDGPU_UCODE_ID_CAP;
3643 	info->fw = adev->psp.cap_fw;
3644 	cap_hdr_v1_0 = (const struct psp_firmware_header_v1_0 *)
3645 		adev->psp.cap_fw->data;
3646 	adev->firmware.fw_size += ALIGN(
3647 			le32_to_cpu(cap_hdr_v1_0->header.ucode_size_bytes), PAGE_SIZE);
3648 	adev->psp.cap_fw_version = le32_to_cpu(cap_hdr_v1_0->header.ucode_version);
3649 	adev->psp.cap_feature_version = le32_to_cpu(cap_hdr_v1_0->sos.fw_version);
3650 	adev->psp.cap_ucode_size = le32_to_cpu(cap_hdr_v1_0->header.ucode_size_bytes);
3651 
3652 	return 0;
3653 
3654 out:
3655 	amdgpu_ucode_release(&adev->psp.cap_fw);
3656 	return err;
3657 }
3658 
3659 static int psp_set_clockgating_state(void *handle,
3660 				     enum amd_clockgating_state state)
3661 {
3662 	return 0;
3663 }
3664 
3665 static int psp_set_powergating_state(void *handle,
3666 				     enum amd_powergating_state state)
3667 {
3668 	return 0;
3669 }
3670 
3671 static ssize_t psp_usbc_pd_fw_sysfs_read(struct device *dev,
3672 					 struct device_attribute *attr,
3673 					 char *buf)
3674 {
3675 	struct drm_device *ddev = dev_get_drvdata(dev);
3676 	struct amdgpu_device *adev = drm_to_adev(ddev);
3677 	uint32_t fw_ver;
3678 	int ret;
3679 
3680 	if (!adev->ip_blocks[AMD_IP_BLOCK_TYPE_PSP].status.late_initialized) {
3681 		dev_info(adev->dev, "PSP block is not ready yet\n.");
3682 		return -EBUSY;
3683 	}
3684 
3685 	mutex_lock(&adev->psp.mutex);
3686 	ret = psp_read_usbc_pd_fw(&adev->psp, &fw_ver);
3687 	mutex_unlock(&adev->psp.mutex);
3688 
3689 	if (ret) {
3690 		dev_err(adev->dev, "Failed to read USBC PD FW, err = %d\n", ret);
3691 		return ret;
3692 	}
3693 
3694 	return sysfs_emit(buf, "%x\n", fw_ver);
3695 }
3696 
3697 static ssize_t psp_usbc_pd_fw_sysfs_write(struct device *dev,
3698 						       struct device_attribute *attr,
3699 						       const char *buf,
3700 						       size_t count)
3701 {
3702 	struct drm_device *ddev = dev_get_drvdata(dev);
3703 	struct amdgpu_device *adev = drm_to_adev(ddev);
3704 	int ret, idx;
3705 	char fw_name[100];
3706 	const struct firmware *usbc_pd_fw;
3707 	struct amdgpu_bo *fw_buf_bo = NULL;
3708 	uint64_t fw_pri_mc_addr;
3709 	void *fw_pri_cpu_addr;
3710 
3711 	if (!adev->ip_blocks[AMD_IP_BLOCK_TYPE_PSP].status.late_initialized) {
3712 		dev_err(adev->dev, "PSP block is not ready yet.");
3713 		return -EBUSY;
3714 	}
3715 
3716 	if (!drm_dev_enter(ddev, &idx))
3717 		return -ENODEV;
3718 
3719 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s", buf);
3720 	ret = request_firmware(&usbc_pd_fw, fw_name, adev->dev);
3721 	if (ret)
3722 		goto fail;
3723 
3724 	/* LFB address which is aligned to 1MB boundary per PSP request */
3725 	ret = amdgpu_bo_create_kernel(adev, usbc_pd_fw->size, 0x100000,
3726 				      AMDGPU_GEM_DOMAIN_VRAM |
3727 				      AMDGPU_GEM_DOMAIN_GTT,
3728 				      &fw_buf_bo, &fw_pri_mc_addr,
3729 				      &fw_pri_cpu_addr);
3730 	if (ret)
3731 		goto rel_buf;
3732 
3733 	memcpy_toio(fw_pri_cpu_addr, usbc_pd_fw->data, usbc_pd_fw->size);
3734 
3735 	mutex_lock(&adev->psp.mutex);
3736 	ret = psp_load_usbc_pd_fw(&adev->psp, fw_pri_mc_addr);
3737 	mutex_unlock(&adev->psp.mutex);
3738 
3739 	amdgpu_bo_free_kernel(&fw_buf_bo, &fw_pri_mc_addr, &fw_pri_cpu_addr);
3740 
3741 rel_buf:
3742 	release_firmware(usbc_pd_fw);
3743 fail:
3744 	if (ret) {
3745 		dev_err(adev->dev, "Failed to load USBC PD FW, err = %d", ret);
3746 		count = ret;
3747 	}
3748 
3749 	drm_dev_exit(idx);
3750 	return count;
3751 }
3752 
3753 void psp_copy_fw(struct psp_context *psp, uint8_t *start_addr, uint32_t bin_size)
3754 {
3755 	int idx;
3756 
3757 	if (!drm_dev_enter(adev_to_drm(psp->adev), &idx))
3758 		return;
3759 
3760 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
3761 	memcpy(psp->fw_pri_buf, start_addr, bin_size);
3762 
3763 	drm_dev_exit(idx);
3764 }
3765 
3766 /**
3767  * DOC: usbc_pd_fw
3768  * Reading from this file will retrieve the USB-C PD firmware version. Writing to
3769  * this file will trigger the update process.
3770  */
3771 static DEVICE_ATTR(usbc_pd_fw, 0644,
3772 		   psp_usbc_pd_fw_sysfs_read,
3773 		   psp_usbc_pd_fw_sysfs_write);
3774 
3775 int is_psp_fw_valid(struct psp_bin_desc bin)
3776 {
3777 	return bin.size_bytes;
3778 }
3779 
3780 static ssize_t amdgpu_psp_vbflash_write(struct file *filp, struct kobject *kobj,
3781 					struct bin_attribute *bin_attr,
3782 					char *buffer, loff_t pos, size_t count)
3783 {
3784 	struct device *dev = kobj_to_dev(kobj);
3785 	struct drm_device *ddev = dev_get_drvdata(dev);
3786 	struct amdgpu_device *adev = drm_to_adev(ddev);
3787 
3788 	adev->psp.vbflash_done = false;
3789 
3790 	/* Safeguard against memory drain */
3791 	if (adev->psp.vbflash_image_size > AMD_VBIOS_FILE_MAX_SIZE_B) {
3792 		dev_err(adev->dev, "File size cannot exceed %u\n", AMD_VBIOS_FILE_MAX_SIZE_B);
3793 		kvfree(adev->psp.vbflash_tmp_buf);
3794 		adev->psp.vbflash_tmp_buf = NULL;
3795 		adev->psp.vbflash_image_size = 0;
3796 		return -ENOMEM;
3797 	}
3798 
3799 	/* TODO Just allocate max for now and optimize to realloc later if needed */
3800 	if (!adev->psp.vbflash_tmp_buf) {
3801 		adev->psp.vbflash_tmp_buf = kvmalloc(AMD_VBIOS_FILE_MAX_SIZE_B, GFP_KERNEL);
3802 		if (!adev->psp.vbflash_tmp_buf)
3803 			return -ENOMEM;
3804 	}
3805 
3806 	mutex_lock(&adev->psp.mutex);
3807 	memcpy(adev->psp.vbflash_tmp_buf + pos, buffer, count);
3808 	adev->psp.vbflash_image_size += count;
3809 	mutex_unlock(&adev->psp.mutex);
3810 
3811 	dev_dbg(adev->dev, "IFWI staged for update\n");
3812 
3813 	return count;
3814 }
3815 
3816 static ssize_t amdgpu_psp_vbflash_read(struct file *filp, struct kobject *kobj,
3817 				       struct bin_attribute *bin_attr, char *buffer,
3818 				       loff_t pos, size_t count)
3819 {
3820 	struct device *dev = kobj_to_dev(kobj);
3821 	struct drm_device *ddev = dev_get_drvdata(dev);
3822 	struct amdgpu_device *adev = drm_to_adev(ddev);
3823 	struct amdgpu_bo *fw_buf_bo = NULL;
3824 	uint64_t fw_pri_mc_addr;
3825 	void *fw_pri_cpu_addr;
3826 	int ret;
3827 
3828 	if (adev->psp.vbflash_image_size == 0)
3829 		return -EINVAL;
3830 
3831 	dev_dbg(adev->dev, "PSP IFWI flash process initiated\n");
3832 
3833 	ret = amdgpu_bo_create_kernel(adev, adev->psp.vbflash_image_size,
3834 					AMDGPU_GPU_PAGE_SIZE,
3835 					AMDGPU_GEM_DOMAIN_VRAM,
3836 					&fw_buf_bo,
3837 					&fw_pri_mc_addr,
3838 					&fw_pri_cpu_addr);
3839 	if (ret)
3840 		goto rel_buf;
3841 
3842 	memcpy_toio(fw_pri_cpu_addr, adev->psp.vbflash_tmp_buf, adev->psp.vbflash_image_size);
3843 
3844 	mutex_lock(&adev->psp.mutex);
3845 	ret = psp_update_spirom(&adev->psp, fw_pri_mc_addr);
3846 	mutex_unlock(&adev->psp.mutex);
3847 
3848 	amdgpu_bo_free_kernel(&fw_buf_bo, &fw_pri_mc_addr, &fw_pri_cpu_addr);
3849 
3850 rel_buf:
3851 	kvfree(adev->psp.vbflash_tmp_buf);
3852 	adev->psp.vbflash_tmp_buf = NULL;
3853 	adev->psp.vbflash_image_size = 0;
3854 
3855 	if (ret) {
3856 		dev_err(adev->dev, "Failed to load IFWI, err = %d\n", ret);
3857 		return ret;
3858 	}
3859 
3860 	dev_dbg(adev->dev, "PSP IFWI flash process done\n");
3861 	return 0;
3862 }
3863 
3864 /**
3865  * DOC: psp_vbflash
3866  * Writing to this file will stage an IFWI for update. Reading from this file
3867  * will trigger the update process.
3868  */
3869 static struct bin_attribute psp_vbflash_bin_attr = {
3870 	.attr = {.name = "psp_vbflash", .mode = 0660},
3871 	.size = 0,
3872 	.write = amdgpu_psp_vbflash_write,
3873 	.read = amdgpu_psp_vbflash_read,
3874 };
3875 
3876 /**
3877  * DOC: psp_vbflash_status
3878  * The status of the flash process.
3879  * 0: IFWI flash not complete.
3880  * 1: IFWI flash complete.
3881  */
3882 static ssize_t amdgpu_psp_vbflash_status(struct device *dev,
3883 					 struct device_attribute *attr,
3884 					 char *buf)
3885 {
3886 	struct drm_device *ddev = dev_get_drvdata(dev);
3887 	struct amdgpu_device *adev = drm_to_adev(ddev);
3888 	uint32_t vbflash_status;
3889 
3890 	vbflash_status = psp_vbflash_status(&adev->psp);
3891 	if (!adev->psp.vbflash_done)
3892 		vbflash_status = 0;
3893 	else if (adev->psp.vbflash_done && !(vbflash_status & 0x80000000))
3894 		vbflash_status = 1;
3895 
3896 	return sysfs_emit(buf, "0x%x\n", vbflash_status);
3897 }
3898 static DEVICE_ATTR(psp_vbflash_status, 0440, amdgpu_psp_vbflash_status, NULL);
3899 
3900 static struct bin_attribute *bin_flash_attrs[] = {
3901 	&psp_vbflash_bin_attr,
3902 	NULL
3903 };
3904 
3905 static struct attribute *flash_attrs[] = {
3906 	&dev_attr_psp_vbflash_status.attr,
3907 	&dev_attr_usbc_pd_fw.attr,
3908 	NULL
3909 };
3910 
3911 static umode_t amdgpu_flash_attr_is_visible(struct kobject *kobj, struct attribute *attr, int idx)
3912 {
3913 	struct device *dev = kobj_to_dev(kobj);
3914 	struct drm_device *ddev = dev_get_drvdata(dev);
3915 	struct amdgpu_device *adev = drm_to_adev(ddev);
3916 
3917 	if (attr == &dev_attr_usbc_pd_fw.attr)
3918 		return adev->psp.sup_pd_fw_up ? 0660 : 0;
3919 
3920 	return adev->psp.sup_ifwi_up ? 0440 : 0;
3921 }
3922 
3923 static umode_t amdgpu_bin_flash_attr_is_visible(struct kobject *kobj,
3924 						struct bin_attribute *attr,
3925 						int idx)
3926 {
3927 	struct device *dev = kobj_to_dev(kobj);
3928 	struct drm_device *ddev = dev_get_drvdata(dev);
3929 	struct amdgpu_device *adev = drm_to_adev(ddev);
3930 
3931 	return adev->psp.sup_ifwi_up ? 0660 : 0;
3932 }
3933 
3934 const struct attribute_group amdgpu_flash_attr_group = {
3935 	.attrs = flash_attrs,
3936 	.bin_attrs = bin_flash_attrs,
3937 	.is_bin_visible = amdgpu_bin_flash_attr_is_visible,
3938 	.is_visible = amdgpu_flash_attr_is_visible,
3939 };
3940 
3941 const struct amd_ip_funcs psp_ip_funcs = {
3942 	.name = "psp",
3943 	.early_init = psp_early_init,
3944 	.late_init = NULL,
3945 	.sw_init = psp_sw_init,
3946 	.sw_fini = psp_sw_fini,
3947 	.hw_init = psp_hw_init,
3948 	.hw_fini = psp_hw_fini,
3949 	.suspend = psp_suspend,
3950 	.resume = psp_resume,
3951 	.is_idle = NULL,
3952 	.check_soft_reset = NULL,
3953 	.wait_for_idle = NULL,
3954 	.soft_reset = NULL,
3955 	.set_clockgating_state = psp_set_clockgating_state,
3956 	.set_powergating_state = psp_set_powergating_state,
3957 };
3958 
3959 const struct amdgpu_ip_block_version psp_v3_1_ip_block = {
3960 	.type = AMD_IP_BLOCK_TYPE_PSP,
3961 	.major = 3,
3962 	.minor = 1,
3963 	.rev = 0,
3964 	.funcs = &psp_ip_funcs,
3965 };
3966 
3967 const struct amdgpu_ip_block_version psp_v10_0_ip_block = {
3968 	.type = AMD_IP_BLOCK_TYPE_PSP,
3969 	.major = 10,
3970 	.minor = 0,
3971 	.rev = 0,
3972 	.funcs = &psp_ip_funcs,
3973 };
3974 
3975 const struct amdgpu_ip_block_version psp_v11_0_ip_block = {
3976 	.type = AMD_IP_BLOCK_TYPE_PSP,
3977 	.major = 11,
3978 	.minor = 0,
3979 	.rev = 0,
3980 	.funcs = &psp_ip_funcs,
3981 };
3982 
3983 const struct amdgpu_ip_block_version psp_v11_0_8_ip_block = {
3984 	.type = AMD_IP_BLOCK_TYPE_PSP,
3985 	.major = 11,
3986 	.minor = 0,
3987 	.rev = 8,
3988 	.funcs = &psp_ip_funcs,
3989 };
3990 
3991 const struct amdgpu_ip_block_version psp_v12_0_ip_block = {
3992 	.type = AMD_IP_BLOCK_TYPE_PSP,
3993 	.major = 12,
3994 	.minor = 0,
3995 	.rev = 0,
3996 	.funcs = &psp_ip_funcs,
3997 };
3998 
3999 const struct amdgpu_ip_block_version psp_v13_0_ip_block = {
4000 	.type = AMD_IP_BLOCK_TYPE_PSP,
4001 	.major = 13,
4002 	.minor = 0,
4003 	.rev = 0,
4004 	.funcs = &psp_ip_funcs,
4005 };
4006 
4007 const struct amdgpu_ip_block_version psp_v13_0_4_ip_block = {
4008 	.type = AMD_IP_BLOCK_TYPE_PSP,
4009 	.major = 13,
4010 	.minor = 0,
4011 	.rev = 4,
4012 	.funcs = &psp_ip_funcs,
4013 };
4014 
4015 const struct amdgpu_ip_block_version psp_v14_0_ip_block = {
4016 	.type = AMD_IP_BLOCK_TYPE_PSP,
4017 	.major = 14,
4018 	.minor = 0,
4019 	.rev = 0,
4020 	.funcs = &psp_ip_funcs,
4021 };
4022