xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c (revision 0a8693f00c408d85f086ad85d29e7030bf1e2055)
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 #include "psp_v15_0.h"
43 #include "psp_v15_0_8.h"
44 
45 #include "amdgpu_ras.h"
46 #include "amdgpu_securedisplay.h"
47 #include "amdgpu_atomfirmware.h"
48 
49 #define AMD_VBIOS_FILE_MAX_SIZE_B      (1024*1024*16)
50 
51 static int psp_load_smu_fw(struct psp_context *psp);
52 static int psp_rap_terminate(struct psp_context *psp);
53 static int psp_securedisplay_terminate(struct psp_context *psp);
54 
55 static const char * const amdgpu_ptl_fmt_str[] = {
56 	[AMDGPU_PTL_FMT_I8]      = "I8",
57 	[AMDGPU_PTL_FMT_F16]     = "F16",
58 	[AMDGPU_PTL_FMT_BF16]    = "BF16",
59 	[AMDGPU_PTL_FMT_F32]     = "F32",
60 	[AMDGPU_PTL_FMT_F64]     = "F64",
61 	[AMDGPU_PTL_FMT_F8]      = "F8",
62 	[AMDGPU_PTL_FMT_VECTOR]  = "VECTOR",
63 	[AMDGPU_PTL_FMT_INVALID] = "INVALID",
64 };
65 
66 static int psp_ring_init(struct psp_context *psp,
67 			 enum psp_ring_type ring_type)
68 {
69 	int ret = 0;
70 	struct psp_ring *ring;
71 	struct amdgpu_device *adev = psp->adev;
72 
73 	ring = &psp->km_ring;
74 
75 	ring->ring_type = ring_type;
76 
77 	/* allocate 4k Page of Local Frame Buffer memory for ring */
78 	ring->ring_size = 0x1000;
79 	ret = amdgpu_bo_create_kernel(adev, ring->ring_size, PAGE_SIZE,
80 				      AMDGPU_GEM_DOMAIN_VRAM |
81 				      AMDGPU_GEM_DOMAIN_GTT,
82 				      &adev->firmware.rbuf,
83 				      &ring->ring_mem_mc_addr,
84 				      (void **)&ring->ring_mem);
85 	if (ret) {
86 		ring->ring_size = 0;
87 		return ret;
88 	}
89 
90 	return 0;
91 }
92 
93 /*
94  * Due to DF Cstate management centralized to PMFW, the firmware
95  * loading sequence will be updated as below:
96  *   - Load KDB
97  *   - Load SYS_DRV
98  *   - Load tOS
99  *   - Load PMFW
100  *   - Setup TMR
101  *   - Load other non-psp fw
102  *   - Load ASD
103  *   - Load XGMI/RAS/HDCP/DTM TA if any
104  *
105  * This new sequence is required for
106  *   - Arcturus and onwards
107  */
108 static void psp_check_pmfw_centralized_cstate_management(struct psp_context *psp)
109 {
110 	struct amdgpu_device *adev = psp->adev;
111 
112 	if (amdgpu_sriov_vf(adev)) {
113 		psp->pmfw_centralized_cstate_management = false;
114 		return;
115 	}
116 
117 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
118 	case IP_VERSION(11, 0, 0):
119 	case IP_VERSION(11, 0, 4):
120 	case IP_VERSION(11, 0, 5):
121 	case IP_VERSION(11, 0, 7):
122 	case IP_VERSION(11, 0, 9):
123 	case IP_VERSION(11, 0, 11):
124 	case IP_VERSION(11, 0, 12):
125 	case IP_VERSION(11, 0, 13):
126 	case IP_VERSION(13, 0, 0):
127 	case IP_VERSION(13, 0, 2):
128 	case IP_VERSION(13, 0, 7):
129 		psp->pmfw_centralized_cstate_management = true;
130 		break;
131 	default:
132 		psp->pmfw_centralized_cstate_management = false;
133 		break;
134 	}
135 }
136 
137 static int psp_init_sriov_microcode(struct psp_context *psp)
138 {
139 	struct amdgpu_device *adev = psp->adev;
140 	char ucode_prefix[30];
141 	int ret = 0;
142 
143 	amdgpu_ucode_ip_version_decode(adev, MP0_HWIP, ucode_prefix, sizeof(ucode_prefix));
144 
145 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
146 	case IP_VERSION(9, 0, 0):
147 	case IP_VERSION(11, 0, 7):
148 	case IP_VERSION(11, 0, 9):
149 		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
150 		ret = psp_init_cap_microcode(psp, ucode_prefix);
151 		break;
152 	case IP_VERSION(13, 0, 2):
153 		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
154 		ret = psp_init_cap_microcode(psp, ucode_prefix);
155 		ret &= psp_init_ta_microcode(psp, ucode_prefix);
156 		break;
157 	case IP_VERSION(13, 0, 0):
158 		adev->virt.autoload_ucode_id = 0;
159 		break;
160 	case IP_VERSION(13, 0, 6):
161 	case IP_VERSION(13, 0, 14):
162 	case IP_VERSION(13, 0, 15):
163 		ret = psp_init_cap_microcode(psp, ucode_prefix);
164 		ret &= psp_init_ta_microcode(psp, ucode_prefix);
165 		break;
166 	case IP_VERSION(13, 0, 10):
167 		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MES1_DATA;
168 		ret = psp_init_cap_microcode(psp, ucode_prefix);
169 		break;
170 	case IP_VERSION(13, 0, 12):
171 		ret = psp_init_ta_microcode(psp, ucode_prefix);
172 		break;
173 	default:
174 		return -EINVAL;
175 	}
176 	return ret;
177 }
178 
179 static int psp_early_init(struct amdgpu_ip_block *ip_block)
180 {
181 	struct amdgpu_device *adev = ip_block->adev;
182 	struct psp_context *psp = &adev->psp;
183 
184 	psp->autoload_supported = true;
185 	psp->boot_time_tmr = true;
186 
187 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
188 	case IP_VERSION(9, 0, 0):
189 		psp_v3_1_set_psp_funcs(psp);
190 		psp->autoload_supported = false;
191 		psp->boot_time_tmr = false;
192 		break;
193 	case IP_VERSION(10, 0, 0):
194 	case IP_VERSION(10, 0, 1):
195 		psp_v10_0_set_psp_funcs(psp);
196 		psp->autoload_supported = false;
197 		psp->boot_time_tmr = false;
198 		break;
199 	case IP_VERSION(11, 0, 2):
200 	case IP_VERSION(11, 0, 4):
201 		psp_v11_0_set_psp_funcs(psp);
202 		psp->autoload_supported = false;
203 		psp->boot_time_tmr = false;
204 		break;
205 	case IP_VERSION(11, 0, 0):
206 	case IP_VERSION(11, 0, 7):
207 		adev->psp.sup_pd_fw_up = !amdgpu_sriov_vf(adev);
208 		fallthrough;
209 	case IP_VERSION(11, 0, 5):
210 	case IP_VERSION(11, 0, 9):
211 	case IP_VERSION(11, 0, 11):
212 	case IP_VERSION(11, 5, 0):
213 	case IP_VERSION(11, 5, 2):
214 	case IP_VERSION(11, 0, 12):
215 	case IP_VERSION(11, 0, 13):
216 		psp_v11_0_set_psp_funcs(psp);
217 		psp->boot_time_tmr = false;
218 		break;
219 	case IP_VERSION(11, 0, 3):
220 	case IP_VERSION(12, 0, 1):
221 		psp_v12_0_set_psp_funcs(psp);
222 		psp->autoload_supported = false;
223 		psp->boot_time_tmr = false;
224 		break;
225 	case IP_VERSION(13, 0, 2):
226 		psp->boot_time_tmr = false;
227 		fallthrough;
228 	case IP_VERSION(13, 0, 6):
229 	case IP_VERSION(13, 0, 14):
230 		psp_v13_0_set_psp_funcs(psp);
231 		psp->autoload_supported = false;
232 		break;
233 	case IP_VERSION(13, 0, 12):
234 	case IP_VERSION(13, 0, 15):
235 		psp_v13_0_set_psp_funcs(psp);
236 		psp->autoload_supported = false;
237 		adev->psp.sup_ifwi_up = !amdgpu_sriov_vf(adev);
238 		break;
239 	case IP_VERSION(13, 0, 1):
240 	case IP_VERSION(13, 0, 3):
241 	case IP_VERSION(13, 0, 5):
242 	case IP_VERSION(13, 0, 8):
243 	case IP_VERSION(13, 0, 11):
244 	case IP_VERSION(14, 0, 0):
245 	case IP_VERSION(14, 0, 1):
246 	case IP_VERSION(14, 0, 4):
247 		psp_v13_0_set_psp_funcs(psp);
248 		psp->boot_time_tmr = false;
249 		break;
250 	case IP_VERSION(11, 0, 8):
251 		if (adev->apu_flags & AMD_APU_IS_CYAN_SKILLFISH2) {
252 			psp_v11_0_8_set_psp_funcs(psp);
253 		}
254 		psp->autoload_supported = false;
255 		psp->boot_time_tmr = false;
256 		break;
257 	case IP_VERSION(13, 0, 0):
258 	case IP_VERSION(13, 0, 7):
259 	case IP_VERSION(13, 0, 10):
260 		psp_v13_0_set_psp_funcs(psp);
261 		adev->psp.sup_ifwi_up = !amdgpu_sriov_vf(adev);
262 		psp->boot_time_tmr = false;
263 		break;
264 	case IP_VERSION(13, 0, 4):
265 		psp_v13_0_4_set_psp_funcs(psp);
266 		psp->boot_time_tmr = false;
267 		break;
268 	case IP_VERSION(14, 0, 2):
269 	case IP_VERSION(14, 0, 3):
270 		adev->psp.sup_ifwi_up = !amdgpu_sriov_vf(adev);
271 		psp_v14_0_set_psp_funcs(psp);
272 		break;
273 	case IP_VERSION(14, 0, 5):
274 		psp_v14_0_set_psp_funcs(psp);
275 		psp->boot_time_tmr = false;
276 		break;
277 	case IP_VERSION(15, 0, 0):
278 	case IP_VERSION(15, 0, 5):
279 	case IP_VERSION(15, 0, 9):
280 		psp_v15_0_0_set_psp_funcs(psp);
281 		psp->boot_time_tmr = false;
282 		break;
283 	case IP_VERSION(15, 0, 8):
284 		psp_v15_0_8_set_psp_funcs(psp);
285 		break;
286 	default:
287 		return -EINVAL;
288 	}
289 
290 	psp->adev = adev;
291 
292 	adev->psp_timeout = 20000;
293 
294 	psp_check_pmfw_centralized_cstate_management(psp);
295 
296 	if (amdgpu_sriov_vf(adev))
297 		return psp_init_sriov_microcode(psp);
298 	else
299 		return psp_init_microcode(psp);
300 }
301 
302 void psp_ta_free_shared_buf(struct ta_mem_context *mem_ctx)
303 {
304 	amdgpu_bo_free_kernel(&mem_ctx->shared_bo, &mem_ctx->shared_mc_addr,
305 			      &mem_ctx->shared_buf);
306 	mem_ctx->shared_bo = NULL;
307 }
308 
309 static void psp_free_shared_bufs(struct psp_context *psp)
310 {
311 	void *tmr_buf;
312 	void **pptr;
313 
314 	/* free TMR memory buffer */
315 	pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
316 	amdgpu_bo_free_kernel(&psp->tmr_bo, &psp->tmr_mc_addr, pptr);
317 	psp->tmr_bo = NULL;
318 
319 	/* free xgmi shared memory */
320 	psp_ta_free_shared_buf(&psp->xgmi_context.context.mem_context);
321 
322 	/* free ras shared memory */
323 	psp_ta_free_shared_buf(&psp->ras_context.context.mem_context);
324 
325 	/* free hdcp shared memory */
326 	psp_ta_free_shared_buf(&psp->hdcp_context.context.mem_context);
327 
328 	/* free dtm shared memory */
329 	psp_ta_free_shared_buf(&psp->dtm_context.context.mem_context);
330 
331 	/* free rap shared memory */
332 	psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
333 
334 	/* free securedisplay shared memory */
335 	psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
336 
337 
338 }
339 
340 static void psp_memory_training_fini(struct psp_context *psp)
341 {
342 	struct psp_memory_training_context *ctx = &psp->mem_train_ctx;
343 
344 	ctx->init = PSP_MEM_TRAIN_NOT_SUPPORT;
345 	kfree(ctx->sys_cache);
346 	ctx->sys_cache = NULL;
347 }
348 
349 static int psp_memory_training_init(struct psp_context *psp)
350 {
351 	int ret;
352 	struct psp_memory_training_context *ctx = &psp->mem_train_ctx;
353 
354 	if (ctx->init != PSP_MEM_TRAIN_RESERVE_SUCCESS) {
355 		dev_dbg(psp->adev->dev, "memory training is not supported!\n");
356 		return 0;
357 	}
358 
359 	ctx->sys_cache = kzalloc(ctx->train_data_size, GFP_KERNEL);
360 	if (ctx->sys_cache == NULL) {
361 		dev_err(psp->adev->dev, "alloc mem_train_ctx.sys_cache failed!\n");
362 		ret = -ENOMEM;
363 		goto Err_out;
364 	}
365 
366 	dev_dbg(psp->adev->dev,
367 		"train_data_size:%llx,p2c_train_data_offset:%llx,c2p_train_data_offset:%llx.\n",
368 		ctx->train_data_size,
369 		ctx->p2c_train_data_offset,
370 		ctx->c2p_train_data_offset);
371 	ctx->init = PSP_MEM_TRAIN_INIT_SUCCESS;
372 	return 0;
373 
374 Err_out:
375 	psp_memory_training_fini(psp);
376 	return ret;
377 }
378 
379 /*
380  * Helper funciton to query psp runtime database entry
381  *
382  * @adev: amdgpu_device pointer
383  * @entry_type: the type of psp runtime database entry
384  * @db_entry: runtime database entry pointer
385  *
386  * Return false if runtime database doesn't exit or entry is invalid
387  * or true if the specific database entry is found, and copy to @db_entry
388  */
389 static bool psp_get_runtime_db_entry(struct amdgpu_device *adev,
390 				     enum psp_runtime_entry_type entry_type,
391 				     void *db_entry)
392 {
393 	uint64_t db_header_pos, db_dir_pos;
394 	struct psp_runtime_data_header db_header = {0};
395 	struct psp_runtime_data_directory db_dir = {0};
396 	bool ret = false;
397 	int i;
398 
399 	/*
400 	 * Runtime DB is for dGPUs only.
401 	 */
402 	if (adev->flags & AMD_IS_APU)
403 		return false;
404 
405 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 6) ||
406 	    amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 12) ||
407 	    amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 14) ||
408 		amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 15))
409 		return false;
410 
411 	db_header_pos = adev->gmc.mc_vram_size - PSP_RUNTIME_DB_OFFSET;
412 	db_dir_pos = db_header_pos + sizeof(struct psp_runtime_data_header);
413 
414 	/* read runtime db header from vram */
415 	amdgpu_device_vram_access(adev, db_header_pos, (uint32_t *)&db_header,
416 			sizeof(struct psp_runtime_data_header), false);
417 
418 	if (db_header.cookie != PSP_RUNTIME_DB_COOKIE_ID) {
419 		/* runtime db doesn't exist, exit */
420 		dev_dbg(adev->dev, "PSP runtime database doesn't exist\n");
421 		return false;
422 	}
423 
424 	/* read runtime database entry from vram */
425 	amdgpu_device_vram_access(adev, db_dir_pos, (uint32_t *)&db_dir,
426 			sizeof(struct psp_runtime_data_directory), false);
427 
428 	if (db_dir.entry_count >= PSP_RUNTIME_DB_DIAG_ENTRY_MAX_COUNT) {
429 		/* invalid db entry count, exit */
430 		dev_warn(adev->dev, "Invalid PSP runtime database entry count\n");
431 		return false;
432 	}
433 
434 	/* look up for requested entry type */
435 	for (i = 0; i < db_dir.entry_count && !ret; i++) {
436 		if (db_dir.entry_list[i].entry_type == entry_type) {
437 			switch (entry_type) {
438 			case PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG:
439 				if (db_dir.entry_list[i].size < sizeof(struct psp_runtime_boot_cfg_entry)) {
440 					/* invalid db entry size */
441 					dev_warn(adev->dev, "Invalid PSP runtime database boot cfg entry size\n");
442 					return false;
443 				}
444 				/* read runtime database entry */
445 				amdgpu_device_vram_access(adev, db_header_pos + db_dir.entry_list[i].offset,
446 							  (uint32_t *)db_entry, sizeof(struct psp_runtime_boot_cfg_entry), false);
447 				ret = true;
448 				break;
449 			case PSP_RUNTIME_ENTRY_TYPE_PPTABLE_ERR_STATUS:
450 				if (db_dir.entry_list[i].size < sizeof(struct psp_runtime_scpm_entry)) {
451 					/* invalid db entry size */
452 					dev_warn(adev->dev, "Invalid PSP runtime database scpm entry size\n");
453 					return false;
454 				}
455 				/* read runtime database entry */
456 				amdgpu_device_vram_access(adev, db_header_pos + db_dir.entry_list[i].offset,
457 							  (uint32_t *)db_entry, sizeof(struct psp_runtime_scpm_entry), false);
458 				ret = true;
459 				break;
460 			default:
461 				ret = false;
462 				break;
463 			}
464 		}
465 	}
466 
467 	return ret;
468 }
469 
470 static int psp_sw_init(struct amdgpu_ip_block *ip_block)
471 {
472 	struct amdgpu_device *adev = ip_block->adev;
473 	struct psp_context *psp = &adev->psp;
474 	int ret;
475 	struct psp_runtime_boot_cfg_entry boot_cfg_entry;
476 	struct psp_memory_training_context *mem_training_ctx = &psp->mem_train_ctx;
477 	struct psp_runtime_scpm_entry scpm_entry;
478 
479 	psp->cmd = kzalloc_obj(struct psp_gfx_cmd_resp);
480 	if (!psp->cmd) {
481 		dev_err(adev->dev, "Failed to allocate memory to command buffer!\n");
482 		return -ENOMEM;
483 	}
484 
485 	adev->psp.xgmi_context.supports_extended_data =
486 		!adev->gmc.xgmi.connected_to_cpu &&
487 		amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2);
488 
489 	memset(&scpm_entry, 0, sizeof(scpm_entry));
490 	if ((psp_get_runtime_db_entry(adev,
491 				PSP_RUNTIME_ENTRY_TYPE_PPTABLE_ERR_STATUS,
492 				&scpm_entry)) &&
493 	    (scpm_entry.scpm_status != SCPM_DISABLE)) {
494 		adev->scpm_enabled = true;
495 		adev->scpm_status = scpm_entry.scpm_status;
496 	} else {
497 		adev->scpm_enabled = false;
498 		adev->scpm_status = SCPM_DISABLE;
499 	}
500 
501 	/* TODO: stop gpu driver services and print alarm if scpm is enabled with error status */
502 
503 	memset(&boot_cfg_entry, 0, sizeof(boot_cfg_entry));
504 	if (psp_get_runtime_db_entry(adev,
505 				PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG,
506 				&boot_cfg_entry)) {
507 		psp->boot_cfg_bitmask = boot_cfg_entry.boot_cfg_bitmask;
508 		if ((psp->boot_cfg_bitmask) &
509 		    BOOT_CFG_FEATURE_TWO_STAGE_DRAM_TRAINING) {
510 			/* If psp runtime database exists, then
511 			 * only enable two stage memory training
512 			 * when TWO_STAGE_DRAM_TRAINING bit is set
513 			 * in runtime database
514 			 */
515 			mem_training_ctx->enable_mem_training = true;
516 		}
517 
518 	} else {
519 		/* If psp runtime database doesn't exist or is
520 		 * invalid, force enable two stage memory training
521 		 */
522 		mem_training_ctx->enable_mem_training = true;
523 	}
524 
525 	if (mem_training_ctx->enable_mem_training) {
526 		ret = psp_memory_training_init(psp);
527 		if (ret) {
528 			dev_err(adev->dev, "Failed to initialize memory training!\n");
529 			return ret;
530 		}
531 
532 		ret = psp_mem_training(psp, PSP_MEM_TRAIN_COLD_BOOT);
533 		if (ret) {
534 			dev_err(adev->dev, "Failed to process memory training!\n");
535 			return ret;
536 		}
537 	}
538 
539 	ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG,
540 				      (amdgpu_sriov_vf(adev) || adev->debug_use_vram_fw_buf || adev->gmc.xgmi.connected_to_cpu) ?
541 				      AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT,
542 				      &psp->fw_pri_bo,
543 				      &psp->fw_pri_mc_addr,
544 				      &psp->fw_pri_buf);
545 	if (ret)
546 		return ret;
547 
548 	ret = amdgpu_bo_create_kernel(adev, PSP_FENCE_BUFFER_SIZE, PAGE_SIZE,
549 				      AMDGPU_GEM_DOMAIN_VRAM |
550 				      AMDGPU_GEM_DOMAIN_GTT,
551 				      &psp->fence_buf_bo,
552 				      &psp->fence_buf_mc_addr,
553 				      &psp->fence_buf);
554 	if (ret)
555 		goto failed1;
556 
557 	ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE,
558 				      AMDGPU_GEM_DOMAIN_VRAM |
559 				      AMDGPU_GEM_DOMAIN_GTT,
560 				      &psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
561 				      (void **)&psp->cmd_buf_mem);
562 	if (ret)
563 		goto failed2;
564 
565 	return 0;
566 
567 failed2:
568 	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
569 			      &psp->fence_buf_mc_addr, &psp->fence_buf);
570 failed1:
571 	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
572 			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
573 	return ret;
574 }
575 
576 static int psp_sw_fini(struct amdgpu_ip_block *ip_block)
577 {
578 	struct amdgpu_device *adev = ip_block->adev;
579 	struct psp_context *psp = &adev->psp;
580 
581 	psp_memory_training_fini(psp);
582 
583 	amdgpu_ucode_release(&psp->sos_fw);
584 	amdgpu_ucode_release(&psp->asd_fw);
585 	amdgpu_ucode_release(&psp->ta_fw);
586 	amdgpu_ucode_release(&psp->cap_fw);
587 	amdgpu_ucode_release(&psp->toc_fw);
588 
589 	kfree(psp->cmd);
590 	psp->cmd = NULL;
591 
592 	psp_free_shared_bufs(psp);
593 
594 	if (psp->km_ring.ring_mem)
595 		amdgpu_bo_free_kernel(&adev->firmware.rbuf,
596 				      &psp->km_ring.ring_mem_mc_addr,
597 				      (void **)&psp->km_ring.ring_mem);
598 
599 	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
600 			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
601 	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
602 			      &psp->fence_buf_mc_addr, &psp->fence_buf);
603 	amdgpu_bo_free_kernel(&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
604 			      (void **)&psp->cmd_buf_mem);
605 
606 	return 0;
607 }
608 
609 int psp_wait_for(struct psp_context *psp, uint32_t reg_index, uint32_t reg_val,
610 		 uint32_t mask, uint32_t flags)
611 {
612 	bool check_changed = flags & PSP_WAITREG_CHANGED;
613 	bool verbose = !(flags & PSP_WAITREG_NOVERBOSE);
614 	uint32_t val;
615 	int i;
616 	struct amdgpu_device *adev = psp->adev;
617 
618 	if (psp->adev->no_hw_access)
619 		return 0;
620 
621 	for (i = 0; i < adev->usec_timeout; i++) {
622 		val = RREG32(reg_index);
623 		if (check_changed) {
624 			if (val != reg_val)
625 				return 0;
626 		} else {
627 			if ((val & mask) == reg_val)
628 				return 0;
629 		}
630 		udelay(1);
631 	}
632 
633 	if (verbose)
634 		dev_err(adev->dev,
635 			"psp reg (0x%x) wait timed out, mask: %x, read: %x exp: %x",
636 			reg_index, mask, val, reg_val);
637 
638 	return -ETIME;
639 }
640 
641 int psp_wait_for_spirom_update(struct psp_context *psp, uint32_t reg_index,
642 			       uint32_t reg_val, uint32_t mask, uint32_t msec_timeout)
643 {
644 	uint32_t val;
645 	int i;
646 	struct amdgpu_device *adev = psp->adev;
647 
648 	if (psp->adev->no_hw_access)
649 		return 0;
650 
651 	for (i = 0; i < msec_timeout; i++) {
652 		val = RREG32(reg_index);
653 		if ((val & mask) == reg_val)
654 			return 0;
655 		msleep(1);
656 	}
657 
658 	return -ETIME;
659 }
660 
661 static const char *psp_gfx_cmd_name(enum psp_gfx_cmd_id cmd_id)
662 {
663 	switch (cmd_id) {
664 	case GFX_CMD_ID_LOAD_TA:
665 		return "LOAD_TA";
666 	case GFX_CMD_ID_UNLOAD_TA:
667 		return "UNLOAD_TA";
668 	case GFX_CMD_ID_INVOKE_CMD:
669 		return "INVOKE_CMD";
670 	case GFX_CMD_ID_LOAD_ASD:
671 		return "LOAD_ASD";
672 	case GFX_CMD_ID_SETUP_TMR:
673 		return "SETUP_TMR";
674 	case GFX_CMD_ID_LOAD_IP_FW:
675 		return "LOAD_IP_FW";
676 	case GFX_CMD_ID_DESTROY_TMR:
677 		return "DESTROY_TMR";
678 	case GFX_CMD_ID_SAVE_RESTORE:
679 		return "SAVE_RESTORE_IP_FW";
680 	case GFX_CMD_ID_SETUP_VMR:
681 		return "SETUP_VMR";
682 	case GFX_CMD_ID_DESTROY_VMR:
683 		return "DESTROY_VMR";
684 	case GFX_CMD_ID_PROG_REG:
685 		return "PROG_REG";
686 	case GFX_CMD_ID_GET_FW_ATTESTATION:
687 		return "GET_FW_ATTESTATION";
688 	case GFX_CMD_ID_LOAD_TOC:
689 		return "ID_LOAD_TOC";
690 	case GFX_CMD_ID_AUTOLOAD_RLC:
691 		return "AUTOLOAD_RLC";
692 	case GFX_CMD_ID_BOOT_CFG:
693 		return "BOOT_CFG";
694 	case GFX_CMD_ID_CONFIG_SQ_PERFMON:
695 		return "CONFIG_SQ_PERFMON";
696 	case GFX_CMD_ID_FB_FW_RESERV_ADDR:
697 		return "FB_FW_RESERV_ADDR";
698 	case GFX_CMD_ID_FB_FW_RESERV_EXT_ADDR:
699 		return "FB_FW_RESERV_EXT_ADDR";
700 	case GFX_CMD_ID_SRIOV_SPATIAL_PART:
701 		return "SPATIAL_PARTITION";
702 	case GFX_CMD_ID_FB_NPS_MODE:
703 		return "NPS_MODE_CHANGE";
704 	case GFX_CMD_ID_PERF_HW:
705 		return "PERF MONITORING HW";
706 	default:
707 		return "UNKNOWN CMD";
708 	}
709 }
710 
711 static bool psp_err_warn(struct psp_context *psp)
712 {
713 	struct psp_gfx_cmd_resp *cmd = psp->cmd_buf_mem;
714 
715 	/* This response indicates reg list is already loaded */
716 	if (amdgpu_ip_version(psp->adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2) &&
717 	    cmd->cmd_id == GFX_CMD_ID_LOAD_IP_FW &&
718 	    cmd->cmd.cmd_load_ip_fw.fw_type == GFX_FW_TYPE_REG_LIST &&
719 	    cmd->resp.status == TEE_ERROR_CANCEL)
720 		return false;
721 
722 	return true;
723 }
724 
725 static int
726 psp_cmd_submit_buf(struct psp_context *psp,
727 		   struct amdgpu_firmware_info *ucode,
728 		   struct psp_gfx_cmd_resp *cmd, uint64_t fence_mc_addr)
729 {
730 	int ret;
731 	int index;
732 	int timeout = psp->adev->psp_timeout;
733 	bool ras_intr = false;
734 	bool skip_unsupport = false;
735 
736 	if (psp->adev->no_hw_access)
737 		return 0;
738 
739 	memset(psp->cmd_buf_mem, 0, PSP_CMD_BUFFER_SIZE);
740 
741 	memcpy(psp->cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp));
742 
743 	index = atomic_inc_return(&psp->fence_value);
744 	ret = psp_ring_cmd_submit(psp, psp->cmd_buf_mc_addr, fence_mc_addr, index);
745 	if (ret) {
746 		atomic_dec(&psp->fence_value);
747 		goto exit;
748 	}
749 
750 	amdgpu_device_invalidate_hdp(psp->adev, NULL);
751 	while (*((unsigned int *)psp->fence_buf) != index) {
752 		if (--timeout == 0)
753 			break;
754 		/*
755 		 * Shouldn't wait for timeout when err_event_athub occurs,
756 		 * because gpu reset thread triggered and lock resource should
757 		 * be released for psp resume sequence.
758 		 */
759 		ras_intr = amdgpu_ras_intr_triggered();
760 		if (ras_intr)
761 			break;
762 		usleep_range(60, 100);
763 		amdgpu_device_invalidate_hdp(psp->adev, NULL);
764 	}
765 
766 	/* We allow TEE_ERROR_NOT_SUPPORTED for VMR command and PSP_ERR_UNKNOWN_COMMAND in SRIOV */
767 	skip_unsupport = (psp->cmd_buf_mem->resp.status == TEE_ERROR_NOT_SUPPORTED ||
768 		psp->cmd_buf_mem->resp.status == PSP_ERR_UNKNOWN_COMMAND) && amdgpu_sriov_vf(psp->adev);
769 
770 	memcpy(&cmd->resp, &psp->cmd_buf_mem->resp, sizeof(struct psp_gfx_resp));
771 
772 	/* In some cases, psp response status is not 0 even there is no
773 	 * problem while the command is submitted. Some version of PSP FW
774 	 * doesn't write 0 to that field.
775 	 * So here we would like to only print a warning instead of an error
776 	 * during psp initialization to avoid breaking hw_init and it doesn't
777 	 * return -EINVAL.
778 	 */
779 	if (!skip_unsupport && (psp->cmd_buf_mem->resp.status || !timeout) && !ras_intr) {
780 		if (ucode)
781 			dev_warn(psp->adev->dev,
782 				 "failed to load ucode %s(0x%X) ",
783 				 amdgpu_ucode_name(ucode->ucode_id), ucode->ucode_id);
784 		if (psp_err_warn(psp))
785 			dev_warn(
786 				psp->adev->dev,
787 				"psp gfx command %s(0x%X) failed and response status is (0x%X)\n",
788 				psp_gfx_cmd_name(psp->cmd_buf_mem->cmd_id),
789 				psp->cmd_buf_mem->cmd_id,
790 				psp->cmd_buf_mem->resp.status);
791 		/* If any firmware (including CAP) load fails under SRIOV, it should
792 		 * return failure to stop the VF from initializing.
793 		 * Also return failure in case of timeout
794 		 */
795 		if ((ucode && amdgpu_sriov_vf(psp->adev)) || !timeout) {
796 			ret = -EINVAL;
797 			goto exit;
798 		}
799 	}
800 
801 	if (ucode) {
802 		ucode->tmr_mc_addr_lo = psp->cmd_buf_mem->resp.fw_addr_lo;
803 		ucode->tmr_mc_addr_hi = psp->cmd_buf_mem->resp.fw_addr_hi;
804 	}
805 
806 exit:
807 	return ret;
808 }
809 
810 static struct psp_gfx_cmd_resp *acquire_psp_cmd_buf(struct psp_context *psp)
811 {
812 	struct psp_gfx_cmd_resp *cmd = psp->cmd;
813 
814 	mutex_lock(&psp->mutex);
815 
816 	memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp));
817 
818 	return cmd;
819 }
820 
821 static void release_psp_cmd_buf(struct psp_context *psp)
822 {
823 	mutex_unlock(&psp->mutex);
824 }
825 
826 static void psp_prep_tmr_cmd_buf(struct psp_context *psp,
827 				 struct psp_gfx_cmd_resp *cmd,
828 				 uint64_t tmr_mc, struct amdgpu_bo *tmr_bo)
829 {
830 	struct amdgpu_device *adev = psp->adev;
831 	uint32_t size = 0;
832 	uint64_t tmr_pa = 0;
833 
834 	if (tmr_bo) {
835 		size = amdgpu_bo_size(tmr_bo);
836 		tmr_pa = amdgpu_gmc_vram_pa(adev, tmr_bo);
837 	}
838 
839 	if (amdgpu_sriov_vf(psp->adev))
840 		cmd->cmd_id = GFX_CMD_ID_SETUP_VMR;
841 	else
842 		cmd->cmd_id = GFX_CMD_ID_SETUP_TMR;
843 	cmd->cmd.cmd_setup_tmr.buf_phy_addr_lo = lower_32_bits(tmr_mc);
844 	cmd->cmd.cmd_setup_tmr.buf_phy_addr_hi = upper_32_bits(tmr_mc);
845 	cmd->cmd.cmd_setup_tmr.buf_size = size;
846 	cmd->cmd.cmd_setup_tmr.bitfield.virt_phy_addr = 1;
847 	cmd->cmd.cmd_setup_tmr.system_phy_addr_lo = lower_32_bits(tmr_pa);
848 	cmd->cmd.cmd_setup_tmr.system_phy_addr_hi = upper_32_bits(tmr_pa);
849 }
850 
851 static void psp_prep_load_toc_cmd_buf(struct psp_gfx_cmd_resp *cmd,
852 				      uint64_t pri_buf_mc, uint32_t size)
853 {
854 	cmd->cmd_id = GFX_CMD_ID_LOAD_TOC;
855 	cmd->cmd.cmd_load_toc.toc_phy_addr_lo = lower_32_bits(pri_buf_mc);
856 	cmd->cmd.cmd_load_toc.toc_phy_addr_hi = upper_32_bits(pri_buf_mc);
857 	cmd->cmd.cmd_load_toc.toc_size = size;
858 }
859 
860 /* Issue LOAD TOC cmd to PSP to part toc and calculate tmr size needed */
861 static int psp_load_toc(struct psp_context *psp,
862 			uint32_t *tmr_size)
863 {
864 	int ret;
865 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
866 
867 	/* Copy toc to psp firmware private buffer */
868 	ret = psp_copy_fw(psp, psp->toc.start_addr, psp->toc.size_bytes);
869 	if (ret) {
870 		release_psp_cmd_buf(psp);
871 		return ret;
872 	}
873 
874 	psp_prep_load_toc_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->toc.size_bytes);
875 
876 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
877 				 psp->fence_buf_mc_addr);
878 	if (!ret)
879 		*tmr_size = psp->cmd_buf_mem->resp.tmr_size;
880 
881 	release_psp_cmd_buf(psp);
882 
883 	return ret;
884 }
885 
886 /* Set up Trusted Memory Region */
887 static int psp_tmr_init(struct psp_context *psp)
888 {
889 	int ret = 0;
890 	int tmr_size;
891 	void *tmr_buf;
892 	void **pptr;
893 
894 	/*
895 	 * According to HW engineer, they prefer the TMR address be "naturally
896 	 * aligned" , e.g. the start address be an integer divide of TMR size.
897 	 *
898 	 * Note: this memory need be reserved till the driver
899 	 * uninitializes.
900 	 */
901 	tmr_size = PSP_TMR_SIZE(psp->adev);
902 
903 	/* For ASICs support RLC autoload, psp will parse the toc
904 	 * and calculate the total size of TMR needed
905 	 */
906 	if (!amdgpu_sriov_vf(psp->adev) &&
907 	    psp->toc.start_addr &&
908 	    psp->toc.size_bytes &&
909 	    psp->fw_pri_buf) {
910 		ret = psp_load_toc(psp, &tmr_size);
911 		if (ret) {
912 			dev_err(psp->adev->dev, "Failed to load toc\n");
913 			return ret;
914 		}
915 	}
916 
917 	if (!psp->tmr_bo && !psp->boot_time_tmr) {
918 		pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
919 		ret = amdgpu_bo_create_kernel(psp->adev, tmr_size,
920 					      PSP_TMR_ALIGNMENT,
921 					      AMDGPU_GEM_DOMAIN_GTT | AMDGPU_GEM_DOMAIN_VRAM,
922 					      &psp->tmr_bo, &psp->tmr_mc_addr,
923 					      pptr);
924 	}
925 	if (amdgpu_virt_xgmi_migrate_enabled(psp->adev) && psp->tmr_bo)
926 		psp->tmr_mc_addr = amdgpu_bo_fb_aper_addr(psp->tmr_bo);
927 
928 	return ret;
929 }
930 
931 static bool psp_skip_tmr(struct psp_context *psp)
932 {
933 	u32 ip_version = amdgpu_ip_version(psp->adev, MP0_HWIP, 0);
934 
935 	if (amdgpu_sriov_vf(psp->adev))
936 		return (ip_version >= IP_VERSION(11, 0, 7)) ? true : false;
937 	else
938 		return (!psp->boot_time_tmr || !psp->autoload_supported) ? false : true;
939 }
940 
941 static int psp_tmr_load(struct psp_context *psp)
942 {
943 	int ret;
944 	struct psp_gfx_cmd_resp *cmd;
945 
946 	if (psp_skip_tmr(psp))
947 		return 0;
948 
949 	cmd = acquire_psp_cmd_buf(psp);
950 
951 	psp_prep_tmr_cmd_buf(psp, cmd, psp->tmr_mc_addr, psp->tmr_bo);
952 	if (psp->tmr_bo)
953 		dev_info(psp->adev->dev, "reserve 0x%lx from 0x%llx for PSP TMR\n",
954 			 amdgpu_bo_size(psp->tmr_bo), psp->tmr_mc_addr);
955 
956 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
957 				 psp->fence_buf_mc_addr);
958 
959 	release_psp_cmd_buf(psp);
960 
961 	return ret;
962 }
963 
964 static void psp_prep_tmr_unload_cmd_buf(struct psp_context *psp,
965 					struct psp_gfx_cmd_resp *cmd)
966 {
967 	if (amdgpu_sriov_vf(psp->adev))
968 		cmd->cmd_id = GFX_CMD_ID_DESTROY_VMR;
969 	else
970 		cmd->cmd_id = GFX_CMD_ID_DESTROY_TMR;
971 }
972 
973 static int psp_tmr_unload(struct psp_context *psp)
974 {
975 	int ret;
976 	struct psp_gfx_cmd_resp *cmd;
977 
978 	if (psp_skip_tmr(psp))
979 		return 0;
980 
981 	cmd = acquire_psp_cmd_buf(psp);
982 
983 	psp_prep_tmr_unload_cmd_buf(psp, cmd);
984 	dev_dbg(psp->adev->dev, "free PSP TMR buffer\n");
985 
986 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
987 				 psp->fence_buf_mc_addr);
988 
989 	release_psp_cmd_buf(psp);
990 
991 	return ret;
992 }
993 
994 static int psp_tmr_terminate(struct psp_context *psp)
995 {
996 	return psp_tmr_unload(psp);
997 }
998 
999 int psp_get_fw_attestation_records_addr(struct psp_context *psp,
1000 					uint64_t *output_ptr)
1001 {
1002 	int ret;
1003 	struct psp_gfx_cmd_resp *cmd;
1004 
1005 	if (!output_ptr)
1006 		return -EINVAL;
1007 
1008 	if (amdgpu_sriov_vf(psp->adev))
1009 		return 0;
1010 
1011 	cmd = acquire_psp_cmd_buf(psp);
1012 
1013 	cmd->cmd_id = GFX_CMD_ID_GET_FW_ATTESTATION;
1014 
1015 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1016 				 psp->fence_buf_mc_addr);
1017 
1018 	if (!ret) {
1019 		*output_ptr = ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_lo) +
1020 			      ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_hi << 32);
1021 	}
1022 
1023 	release_psp_cmd_buf(psp);
1024 
1025 	return ret;
1026 }
1027 
1028 static int psp_get_fw_reservation_info(struct psp_context *psp,
1029 						   uint32_t cmd_id,
1030 						   uint64_t *addr,
1031 						   uint32_t *size)
1032 {
1033 	int ret;
1034 	uint32_t status;
1035 	struct psp_gfx_cmd_resp *cmd;
1036 
1037 	cmd = acquire_psp_cmd_buf(psp);
1038 
1039 	cmd->cmd_id = cmd_id;
1040 
1041 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1042 				 psp->fence_buf_mc_addr);
1043 	if (ret) {
1044 		release_psp_cmd_buf(psp);
1045 		return ret;
1046 	}
1047 
1048 	status = cmd->resp.status;
1049 	if (status == PSP_ERR_UNKNOWN_COMMAND) {
1050 		release_psp_cmd_buf(psp);
1051 		*addr = 0;
1052 		*size = 0;
1053 		return 0;
1054 	}
1055 
1056 	*addr = (uint64_t)cmd->resp.uresp.fw_reserve_info.reserve_base_address_hi << 32 |
1057 		cmd->resp.uresp.fw_reserve_info.reserve_base_address_lo;
1058 	*size = cmd->resp.uresp.fw_reserve_info.reserve_size;
1059 
1060 	release_psp_cmd_buf(psp);
1061 
1062 	return 0;
1063 }
1064 
1065 int psp_update_fw_reservation(struct psp_context *psp)
1066 {
1067 	int ret;
1068 	uint64_t reserv_addr, reserv_addr_ext;
1069 	uint32_t reserv_size, reserv_size_ext, mp0_ip_ver;
1070 	struct amdgpu_device *adev = psp->adev;
1071 
1072 	mp0_ip_ver = amdgpu_ip_version(adev, MP0_HWIP, 0);
1073 
1074 	if (amdgpu_sriov_vf(psp->adev))
1075 		return 0;
1076 
1077 	switch (mp0_ip_ver) {
1078 	case IP_VERSION(14, 0, 2):
1079 		if (adev->psp.sos.fw_version < 0x3b0e0d)
1080 			return 0;
1081 		break;
1082 
1083 	case IP_VERSION(14, 0, 3):
1084 		if (adev->psp.sos.fw_version < 0x3a0e14)
1085 			return 0;
1086 		break;
1087 
1088 	default:
1089 		return 0;
1090 	}
1091 
1092 	ret = psp_get_fw_reservation_info(psp, GFX_CMD_ID_FB_FW_RESERV_ADDR, &reserv_addr, &reserv_size);
1093 	if (ret)
1094 		return ret;
1095 	ret = psp_get_fw_reservation_info(psp, GFX_CMD_ID_FB_FW_RESERV_EXT_ADDR, &reserv_addr_ext, &reserv_size_ext);
1096 	if (ret)
1097 		return ret;
1098 
1099 	if (reserv_addr != adev->gmc.real_vram_size - reserv_size) {
1100 		dev_warn(adev->dev, "reserve fw region is not valid!\n");
1101 		return 0;
1102 	}
1103 
1104 	amdgpu_ttm_unmark_vram_reserved(adev, AMDGPU_RESV_FW);
1105 
1106 	reserv_size = roundup(reserv_size, SZ_1M);
1107 
1108 	amdgpu_ttm_init_vram_resv(adev, AMDGPU_RESV_FW,
1109 				  reserv_addr, reserv_size, false);
1110 	ret = amdgpu_ttm_mark_vram_reserved(adev, AMDGPU_RESV_FW);
1111 	if (ret) {
1112 		dev_err(adev->dev, "reserve fw region failed(%d)!\n", ret);
1113 		return ret;
1114 	}
1115 
1116 	reserv_size_ext = roundup(reserv_size_ext, SZ_1M);
1117 
1118 	amdgpu_ttm_init_vram_resv(adev, AMDGPU_RESV_FW_EXTEND,
1119 				  reserv_addr_ext, reserv_size_ext, false);
1120 	ret = amdgpu_ttm_mark_vram_reserved(adev, AMDGPU_RESV_FW_EXTEND);
1121 	if (ret) {
1122 		dev_err(adev->dev, "reserve extend fw region failed(%d)!\n", ret);
1123 		return ret;
1124 	}
1125 
1126 	return 0;
1127 }
1128 
1129 static int psp_boot_config_get(struct amdgpu_device *adev, uint32_t *boot_cfg)
1130 {
1131 	struct psp_context *psp = &adev->psp;
1132 	struct psp_gfx_cmd_resp *cmd;
1133 	int ret;
1134 
1135 	if (amdgpu_sriov_vf(adev))
1136 		return 0;
1137 
1138 	cmd = acquire_psp_cmd_buf(psp);
1139 
1140 	cmd->cmd_id = GFX_CMD_ID_BOOT_CFG;
1141 	cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_GET;
1142 
1143 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1144 	if (!ret) {
1145 		*boot_cfg =
1146 			(cmd->resp.uresp.boot_cfg.boot_cfg & BOOT_CONFIG_GECC) ? 1 : 0;
1147 	}
1148 
1149 	release_psp_cmd_buf(psp);
1150 
1151 	return ret;
1152 }
1153 
1154 static int psp_boot_config_set(struct amdgpu_device *adev, uint32_t boot_cfg)
1155 {
1156 	int ret;
1157 	struct psp_context *psp = &adev->psp;
1158 	struct psp_gfx_cmd_resp *cmd;
1159 
1160 	if (amdgpu_sriov_vf(adev))
1161 		return 0;
1162 
1163 	cmd = acquire_psp_cmd_buf(psp);
1164 
1165 	cmd->cmd_id = GFX_CMD_ID_BOOT_CFG;
1166 	cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_SET;
1167 	cmd->cmd.boot_cfg.boot_config = boot_cfg;
1168 	cmd->cmd.boot_cfg.boot_config_valid = boot_cfg;
1169 
1170 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1171 
1172 	release_psp_cmd_buf(psp);
1173 
1174 	return ret;
1175 }
1176 
1177 static int psp_rl_load(struct amdgpu_device *adev)
1178 {
1179 	int ret;
1180 	struct psp_context *psp = &adev->psp;
1181 	struct psp_gfx_cmd_resp *cmd;
1182 
1183 	if (!is_psp_fw_valid(psp->rl))
1184 		return 0;
1185 
1186 	cmd = acquire_psp_cmd_buf(psp);
1187 
1188 	ret = psp_copy_fw(psp, psp->rl.start_addr, psp->rl.size_bytes);
1189 	if (ret) {
1190 		release_psp_cmd_buf(psp);
1191 		return ret;
1192 	}
1193 
1194 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
1195 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(psp->fw_pri_mc_addr);
1196 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(psp->fw_pri_mc_addr);
1197 	cmd->cmd.cmd_load_ip_fw.fw_size = psp->rl.size_bytes;
1198 	cmd->cmd.cmd_load_ip_fw.fw_type = GFX_FW_TYPE_REG_LIST;
1199 
1200 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1201 
1202 	release_psp_cmd_buf(psp);
1203 
1204 	return ret;
1205 }
1206 
1207 int psp_memory_partition(struct psp_context *psp, int mode)
1208 {
1209 	struct psp_gfx_cmd_resp *cmd;
1210 	int ret;
1211 
1212 	if (amdgpu_sriov_vf(psp->adev))
1213 		return 0;
1214 
1215 	cmd = acquire_psp_cmd_buf(psp);
1216 
1217 	cmd->cmd_id = GFX_CMD_ID_FB_NPS_MODE;
1218 	cmd->cmd.cmd_memory_part.mode = mode;
1219 
1220 	dev_info(psp->adev->dev,
1221 		 "Requesting %d memory partition change through PSP", mode);
1222 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1223 	if (ret)
1224 		dev_err(psp->adev->dev,
1225 			"PSP request failed to change to NPS%d mode\n", mode);
1226 
1227 	release_psp_cmd_buf(psp);
1228 
1229 	return ret;
1230 }
1231 
1232 int psp_set_mmhub_eco_sec_level(struct amdgpu_device *adev)
1233 {
1234 	int ret;
1235 	struct psp_context *psp = &adev->psp;
1236 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1237 
1238 	cmd->cmd_id = GFX_CMD_ID_SET_MMHUB_ECO_SEC_LEVEL;
1239 
1240 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1241 	if (ret) {
1242 		dev_err(psp->adev->dev,
1243 			"PSP request failed to set mmuhub eco sec level with ret=%d\n", ret);
1244 		release_psp_cmd_buf(psp);
1245 		return ret;
1246 	}
1247 
1248 	if (cmd->resp.status) {
1249 		dev_err(psp->adev->dev,
1250 			"MMHUB ECO SEC LEVEL command 0x%x failed, PSP response status: 0x%X\n",
1251 				cmd->cmd_id, cmd->resp.status);
1252 		ret = -EIO;
1253 	}
1254 	release_psp_cmd_buf(psp);
1255 
1256 	return ret;
1257 }
1258 
1259 static int psp_ptl_fmt_verify(struct psp_context *psp, enum amdgpu_ptl_fmt fmt,
1260 						 uint32_t *ptl_fmt)
1261 {
1262 	struct amdgpu_device *adev = psp->adev;
1263 
1264 	if (amdgpu_ip_version(adev, GC_HWIP, 0) != IP_VERSION(9, 4, 4))
1265 		return -EINVAL;
1266 
1267 	switch (fmt) {
1268 	case AMDGPU_PTL_FMT_I8:
1269 		*ptl_fmt = GFX_FTYPE_I8;
1270 		break;
1271 	case AMDGPU_PTL_FMT_F16:
1272 		*ptl_fmt = GFX_FTYPE_F16;
1273 		break;
1274 	case AMDGPU_PTL_FMT_BF16:
1275 		*ptl_fmt = GFX_FTYPE_BF16;
1276 		break;
1277 	case AMDGPU_PTL_FMT_F32:
1278 		*ptl_fmt = GFX_FTYPE_F32;
1279 		break;
1280 	case AMDGPU_PTL_FMT_F64:
1281 		*ptl_fmt = GFX_FTYPE_F64;
1282 		break;
1283 	case AMDGPU_PTL_FMT_F8:
1284 		*ptl_fmt = GFX_FTYPE_F8;
1285 		break;
1286 	case AMDGPU_PTL_FMT_VECTOR:
1287 		*ptl_fmt = GFX_FTYPE_VECTOR;
1288 		break;
1289 	default:
1290 		return -EINVAL;
1291 	}
1292 
1293 	return 0;
1294 }
1295 
1296 static int psp_ptl_invoke(struct psp_context *psp, u32 req_code,
1297 		uint32_t *ptl_state, uint32_t *fmt1, uint32_t *fmt2)
1298 {
1299 	struct psp_gfx_cmd_resp *cmd;
1300 	struct amdgpu_ptl *ptl = &psp->ptl;
1301 	struct amdgpu_device *adev = psp->adev;
1302 	int ret;
1303 
1304 	if (amdgpu_sriov_vf(adev)) {
1305 		ret = amdgpu_virt_ptl_request(adev, req_code, ptl_state, fmt1, fmt2);
1306 		if (!ret) {
1307 			ptl->enabled = *ptl_state;
1308 			ptl->fmt1 = *fmt1;
1309 			ptl->fmt2 = *fmt2;
1310 		}
1311 		return ret;
1312 	}
1313 
1314 	cmd = acquire_psp_cmd_buf(psp);
1315 
1316 	cmd->cmd_id                     = GFX_CMD_ID_PERF_HW;
1317 	cmd->cmd.cmd_req_perf_hw.req    = req_code;
1318 	cmd->cmd.cmd_req_perf_hw.ptl_state    = *ptl_state;
1319 	cmd->cmd.cmd_req_perf_hw.pref_format1 = *fmt1;
1320 	cmd->cmd.cmd_req_perf_hw.pref_format2 = *fmt2;
1321 
1322 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1323 	if (ret)
1324 		goto out;
1325 
1326 	/*
1327 	 * Check response status explicitly to avoid
1328 	 * updating cached PTL state with invalid data.
1329 	 */
1330 	if (cmd->resp.status) {
1331 		dev_err(psp->adev->dev,
1332 				"PTL command 0x%x failed, PSP response status: 0x%X fw resp=0x%X\n",
1333 				req_code, cmd->resp.status,
1334 				cmd->resp.uresp.perf_hw_info.resp);
1335 		ret = -EIO;
1336 		goto out;
1337 	}
1338 
1339 	/* Parse response */
1340 	switch (req_code) {
1341 	case PSP_PTL_PERF_MON_QUERY:
1342 		*ptl_state = cmd->resp.uresp.perf_hw_info.ptl_state;
1343 		*fmt1      = cmd->resp.uresp.perf_hw_info.pref_format1;
1344 		*fmt2      = cmd->resp.uresp.perf_hw_info.pref_format2;
1345 		dev_dbg(psp->adev->dev, "PTL query: state=%d, fmt1=%d, fmt2=%d\n",
1346 				*ptl_state, *fmt1, *fmt2);
1347 		break;
1348 	case PSP_PTL_PERF_MON_SET:
1349 		/* Update cached state only on success */
1350 		ptl->enabled = *ptl_state;
1351 		ptl->fmt1    = *fmt1;
1352 		ptl->fmt2    = *fmt2;
1353 		dev_dbg(psp->adev->dev, "PTL set: state=%d, fmt1=%d, fmt2=%d\n",
1354 				*ptl_state, *fmt1, *fmt2);
1355 		break;
1356 	}
1357 
1358 out:
1359 	release_psp_cmd_buf(psp);
1360 	return ret;
1361 }
1362 
1363 int amdgpu_ptl_perf_monitor_ctrl(struct amdgpu_device *adev, u32 req_code,
1364 				uint32_t *ptl_state,
1365 				enum amdgpu_ptl_fmt *fmt1,
1366 				enum amdgpu_ptl_fmt *fmt2)
1367 {
1368 	uint32_t ptl_fmt1, ptl_fmt2;
1369 	struct psp_context *psp;
1370 	struct amdgpu_ptl *ptl;
1371 	int ret;
1372 
1373 	if (!adev || !ptl_state || !fmt1 || !fmt2)
1374 		return -EINVAL;
1375 
1376 	psp = &adev->psp;
1377 	ptl = &psp->ptl;
1378 
1379 	if (ptl->permanently_disabled && *ptl_state == 1)
1380 		return 0;
1381 
1382 	if (amdgpu_sriov_vf(adev)) {
1383 		ptl_fmt1 = *fmt1;
1384 		ptl_fmt2 = *fmt2;
1385 		return psp_ptl_invoke(psp, req_code, ptl_state, &ptl_fmt1, &ptl_fmt2);
1386 	}
1387 
1388 	if (amdgpu_ip_version(adev, GC_HWIP, 0) != IP_VERSION(9, 4, 4) ||
1389 			psp->sos.fw_version < 0x0036081a)
1390 		return -EOPNOTSUPP;
1391 
1392 	/* Verify formats */
1393 	if (psp_ptl_fmt_verify(psp, *fmt1, &ptl_fmt1) ||
1394 			psp_ptl_fmt_verify(psp, *fmt2, &ptl_fmt2))
1395 		return -EINVAL;
1396 
1397 	/*
1398 	 * Add check to skip if state and formats are identical to current ones
1399 	 */
1400 	if (req_code == PSP_PTL_PERF_MON_SET &&
1401 			ptl->enabled == *ptl_state &&
1402 			ptl->fmt1 == ptl_fmt1 &&
1403 			ptl->fmt2 == ptl_fmt2)
1404 		return 0;
1405 
1406 	/* If enabling PTL, check disable bitmap */
1407 	if (req_code == PSP_PTL_PERF_MON_SET && *ptl_state == 1) {
1408 		if (!bitmap_empty(ptl->disable_bitmap,
1409 					AMDGPU_PTL_DISABLE_MAX)) {
1410 			dev_dbg(adev->dev,
1411 					"PTL enable blocked: SYSFS=%d, PROFILER=%d (ref=%d)\n",
1412 					test_bit(AMDGPU_PTL_DISABLE_SYSFS,
1413 						ptl->disable_bitmap),
1414 					test_bit(AMDGPU_PTL_DISABLE_PROFILER,
1415 						ptl->disable_bitmap),
1416 					atomic_read(&ptl->disable_ref));
1417 			return 0;
1418 		}
1419 	}
1420 
1421 	if (req_code == PSP_PTL_PERF_MON_SET) {
1422 		amdgpu_amdkfd_stop_sched_all(adev);
1423 		/* Wait for GFX engine idle before PTL state transition */
1424 		ret = amdgpu_device_ip_wait_for_idle(adev,
1425 				AMD_IP_BLOCK_TYPE_GFX);
1426 		if (ret) {
1427 			amdgpu_amdkfd_start_sched_all(adev);
1428 			dev_err(adev->dev, "GFX not idle before PTL operation (%d)\n", ret);
1429 			return ret;
1430 		}
1431 		ret = psp_ptl_invoke(psp, req_code, ptl_state, &ptl_fmt1, &ptl_fmt2);
1432 		amdgpu_amdkfd_start_sched_all(adev);
1433 	} else {
1434 		ret = psp_ptl_invoke(psp, req_code, ptl_state, &ptl_fmt1, &ptl_fmt2);
1435 	}
1436 
1437 	return ret;
1438 }
1439 
1440 static enum amdgpu_ptl_fmt str_to_ptl_fmt(const char *str)
1441 {
1442 	int i;
1443 
1444 	for (i = 0; i < AMDGPU_PTL_FMT_INVALID; ++i) {
1445 		if (!strcmp(str, amdgpu_ptl_fmt_str[i]))
1446 			return (enum amdgpu_ptl_fmt)i;
1447 	}
1448 
1449 	return AMDGPU_PTL_FMT_INVALID;
1450 }
1451 
1452 static ssize_t ptl_supported_formats_show(struct device *dev,
1453 		struct device_attribute *attr, char *buf)
1454 {
1455 	ssize_t len = 0;
1456 
1457 	for (int i = 0; i < AMDGPU_PTL_FMT_INVALID; ++i) {
1458 		const char *fmt = amdgpu_ptl_fmt_str[i];
1459 
1460 		len += sysfs_emit_at(buf, len, "%s%s",
1461 				fmt ? fmt : "UNKNOWN",
1462 				(i < AMDGPU_PTL_FMT_INVALID - 1) ? "," : "\n");
1463 	}
1464 
1465 	return len;
1466 }
1467 
1468 static ssize_t ptl_enable_store(struct device *dev,
1469 		struct device_attribute *attr,
1470 		const char *buf, size_t count)
1471 {
1472 	struct drm_device *ddev = dev_get_drvdata(dev);
1473 	struct amdgpu_device *adev = drm_to_adev(ddev);
1474 	struct amdgpu_ptl *ptl = &adev->psp.ptl;
1475 	uint32_t ptl_state, fmt1, fmt2;
1476 	int ret;
1477 	bool enable;
1478 	bool bit_changed = false;
1479 
1480 	mutex_lock(&ptl->mutex);
1481 	if (sysfs_streq(buf, "enabled") || sysfs_streq(buf, "1")) {
1482 		enable = true;
1483 	} else if (sysfs_streq(buf, "disabled") || sysfs_streq(buf, "0")) {
1484 		enable = false;
1485 	} else {
1486 		mutex_unlock(&ptl->mutex);
1487 		return -EINVAL;
1488 	}
1489 
1490 	/* Block enable when permanently disabled */
1491 	if (ptl->permanently_disabled) {
1492 		mutex_unlock(&ptl->mutex);
1493 		return -EPERM;
1494 	}
1495 
1496 	fmt1 = ptl->fmt1;
1497 	fmt2 = ptl->fmt2;
1498 	ptl_state = enable ? 1 : 0;
1499 
1500 	if (enable)
1501 		bit_changed = test_and_clear_bit(AMDGPU_PTL_DISABLE_SYSFS,
1502 				ptl->disable_bitmap);
1503 
1504 	ret = amdgpu_ptl_perf_monitor_ctrl(adev, PSP_PTL_PERF_MON_SET, &ptl_state, &fmt1, &fmt2);
1505 	if (ret) {
1506 		dev_err(adev->dev, "Failed to set PTL err = %d\n", ret);
1507 		if (enable && bit_changed)
1508 			set_bit(AMDGPU_PTL_DISABLE_SYSFS, ptl->disable_bitmap);
1509 		mutex_unlock(&ptl->mutex);
1510 		return ret;
1511 	}
1512 
1513 	if (!enable)
1514 		set_bit(AMDGPU_PTL_DISABLE_SYSFS, ptl->disable_bitmap);
1515 
1516 	mutex_unlock(&ptl->mutex);
1517 
1518 	return count;
1519 }
1520 
1521 static ssize_t ptl_enable_show(struct device *dev, struct device_attribute *attr, char *buf)
1522 {
1523 	struct drm_device *ddev = dev_get_drvdata(dev);
1524 	struct amdgpu_device *adev = drm_to_adev(ddev);
1525 	struct amdgpu_ptl *ptl = &adev->psp.ptl;
1526 	uint32_t ptl_state, fmt1, fmt2;
1527 	int ret;
1528 
1529 	if (amdgpu_sriov_vf(adev)) {
1530 		ptl_state = ptl->enabled;
1531 		fmt1 = ptl->fmt1;
1532 		fmt2 = ptl->fmt2;
1533 		ret = amdgpu_ptl_perf_monitor_ctrl(adev, PSP_PTL_PERF_MON_QUERY,
1534 				&ptl_state, &fmt1, &fmt2);
1535 		if (ret)
1536 			return ret;
1537 	}
1538 
1539 	if (ptl->permanently_disabled)
1540 		return sysfs_emit(buf, "permanently disabled\n");
1541 
1542 	return sysfs_emit(buf, "%s\n", ptl->enabled ? "enabled" : "disabled");
1543 }
1544 
1545 static ssize_t ptl_format_store(struct device *dev,
1546 		struct device_attribute *attr,
1547 		const char *buf, size_t count)
1548 {
1549 	struct drm_device *ddev = dev_get_drvdata(dev);
1550 	struct amdgpu_device *adev = drm_to_adev(ddev);
1551 	char fmt1_str[8], fmt2_str[8];
1552 	enum amdgpu_ptl_fmt fmt1_enum, fmt2_enum;
1553 	struct amdgpu_ptl *ptl = &adev->psp.ptl;
1554 	uint32_t ptl_state, fmt1, fmt2;
1555 	int ret;
1556 
1557 	/* Only allow format update when PTL is enabled */
1558 	if (!ptl->enabled)
1559 		return -EPERM;
1560 
1561 	mutex_lock(&ptl->mutex);
1562 	/* Parse input, expecting "FMT1,FMT2" */
1563 	if (sscanf(buf, "%7[^,],%7s", fmt1_str, fmt2_str) != 2) {
1564 		mutex_unlock(&ptl->mutex);
1565 		return -EINVAL;
1566 	}
1567 
1568 	fmt1_enum = str_to_ptl_fmt(fmt1_str);
1569 	fmt2_enum = str_to_ptl_fmt(fmt2_str);
1570 
1571 	if (fmt1_enum >= AMDGPU_PTL_FMT_INVALID ||
1572 			fmt2_enum >= AMDGPU_PTL_FMT_INVALID ||
1573 			fmt1_enum == fmt2_enum) {
1574 		mutex_unlock(&ptl->mutex);
1575 		return -EINVAL;
1576 	}
1577 
1578 	ptl_state = ptl->enabled;
1579 	fmt1 = fmt1_enum;
1580 	fmt2 = fmt2_enum;
1581 	ret = amdgpu_ptl_perf_monitor_ctrl(adev, PSP_PTL_PERF_MON_SET, &ptl_state, &fmt1, &fmt2);
1582 	if (ret) {
1583 		dev_err(adev->dev, "Failed to update PTL err = %d\n", ret);
1584 		mutex_unlock(&ptl->mutex);
1585 		return ret;
1586 	}
1587 	mutex_unlock(&ptl->mutex);
1588 
1589 	return count;
1590 }
1591 
1592 static ssize_t ptl_format_show(struct device *dev, struct device_attribute *attr, char *buf)
1593 {
1594 	struct drm_device *ddev = dev_get_drvdata(dev);
1595 	struct amdgpu_device *adev = drm_to_adev(ddev);
1596 	struct amdgpu_ptl *ptl = &adev->psp.ptl;
1597 	uint32_t ptl_state, fmt1, fmt2;
1598 	int ret;
1599 
1600 	if (amdgpu_sriov_vf(adev)) {
1601 		ptl_state = ptl->enabled;
1602 		fmt1 = ptl->fmt1;
1603 		fmt2 = ptl->fmt2;
1604 		ret = amdgpu_ptl_perf_monitor_ctrl(adev, PSP_PTL_PERF_MON_QUERY,
1605 				&ptl_state, &fmt1, &fmt2);
1606 		if (ret)
1607 			return ret;
1608 	}
1609 
1610 	return sysfs_emit(buf, "%s,%s\n",
1611 			amdgpu_ptl_fmt_str[ptl->fmt1],
1612 			amdgpu_ptl_fmt_str[ptl->fmt2]);
1613 }
1614 
1615 static umode_t amdgpu_ptl_is_visible(struct kobject *kobj, struct attribute *attr, int idx)
1616 {
1617 	struct device *dev = kobj_to_dev(kobj);
1618 	struct drm_device *ddev = dev_get_drvdata(dev);
1619 	struct amdgpu_device *adev = drm_to_adev(ddev);
1620 
1621 	/* Only show PTL sysfs files if PTL hardware is supported */
1622 	if (adev->psp.ptl.hw_supported_state != AMDGPU_PTL_HW_SUPPORTED)
1623 		return 0;
1624 
1625 	return attr->mode;
1626 }
1627 
1628 int amdgpu_ptl_sysfs_init(struct amdgpu_device *adev)
1629 {
1630 	struct amdgpu_ptl *ptl = &adev->psp.ptl;
1631 	int ret;
1632 
1633 	if (ptl->hw_supported_state != AMDGPU_PTL_HW_SUPPORTED)
1634 		return 0;
1635 
1636 	if (ptl->ptl_sysfs_created)
1637 		return 0;
1638 
1639 	ret = sysfs_create_group(&adev->dev->kobj, &amdgpu_ptl_attr_group);
1640 	if (!ret)
1641 		ptl->ptl_sysfs_created = true;
1642 
1643 	return ret;
1644 }
1645 
1646 void amdgpu_ptl_sysfs_fini(struct amdgpu_device *adev)
1647 {
1648 	struct amdgpu_ptl *ptl = &adev->psp.ptl;
1649 
1650 	if (ptl->hw_supported_state != AMDGPU_PTL_HW_SUPPORTED)
1651 		return;
1652 
1653 	if (!ptl->ptl_sysfs_created)
1654 		return;
1655 
1656 	sysfs_remove_group(&adev->dev->kobj, &amdgpu_ptl_attr_group);
1657 	ptl->ptl_sysfs_created = false;
1658 }
1659 
1660 int psp_spatial_partition(struct psp_context *psp, int mode)
1661 {
1662 	struct psp_gfx_cmd_resp *cmd;
1663 	int ret;
1664 
1665 	if (amdgpu_sriov_vf(psp->adev))
1666 		return 0;
1667 
1668 	cmd = acquire_psp_cmd_buf(psp);
1669 
1670 	cmd->cmd_id = GFX_CMD_ID_SRIOV_SPATIAL_PART;
1671 	cmd->cmd.cmd_spatial_part.mode = mode;
1672 
1673 	dev_info(psp->adev->dev, "Requesting %d partitions through PSP", mode);
1674 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1675 
1676 	release_psp_cmd_buf(psp);
1677 
1678 	return ret;
1679 }
1680 
1681 static int psp_asd_initialize(struct psp_context *psp)
1682 {
1683 	int ret;
1684 
1685 	/* If PSP version doesn't match ASD version, asd loading will be failed.
1686 	 * add workaround to bypass it for sriov now.
1687 	 * TODO: add version check to make it common
1688 	 */
1689 	if (amdgpu_sriov_vf(psp->adev) || !psp->asd_context.bin_desc.size_bytes)
1690 		return 0;
1691 
1692 	/* bypass asd if display hardware is not available */
1693 	if (!amdgpu_device_has_display_hardware(psp->adev) &&
1694 	    amdgpu_ip_version(psp->adev, MP0_HWIP, 0) >= IP_VERSION(13, 0, 10))
1695 		return 0;
1696 
1697 	psp->asd_context.mem_context.shared_mc_addr  = 0;
1698 	psp->asd_context.mem_context.shared_mem_size = PSP_ASD_SHARED_MEM_SIZE;
1699 	psp->asd_context.ta_load_type                = GFX_CMD_ID_LOAD_ASD;
1700 
1701 	ret = psp_ta_load(psp, &psp->asd_context);
1702 	if (!ret)
1703 		psp->asd_context.initialized = true;
1704 
1705 	return ret;
1706 }
1707 
1708 static void psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1709 				       uint32_t session_id)
1710 {
1711 	cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA;
1712 	cmd->cmd.cmd_unload_ta.session_id = session_id;
1713 }
1714 
1715 int psp_ta_unload(struct psp_context *psp, struct ta_context *context)
1716 {
1717 	int ret;
1718 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1719 
1720 	psp_prep_ta_unload_cmd_buf(cmd, context->session_id);
1721 
1722 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1723 
1724 	context->resp_status = cmd->resp.status;
1725 
1726 	release_psp_cmd_buf(psp);
1727 
1728 	return ret;
1729 }
1730 
1731 static int psp_asd_terminate(struct psp_context *psp)
1732 {
1733 	int ret;
1734 
1735 	if (amdgpu_sriov_vf(psp->adev))
1736 		return 0;
1737 
1738 	if (!psp->asd_context.initialized)
1739 		return 0;
1740 
1741 	ret = psp_ta_unload(psp, &psp->asd_context);
1742 	if (!ret)
1743 		psp->asd_context.initialized = false;
1744 
1745 	return ret;
1746 }
1747 
1748 static void psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1749 		uint32_t id, uint32_t value)
1750 {
1751 	cmd->cmd_id = GFX_CMD_ID_PROG_REG;
1752 	cmd->cmd.cmd_setup_reg_prog.reg_value = value;
1753 	cmd->cmd.cmd_setup_reg_prog.reg_id = id;
1754 }
1755 
1756 int psp_reg_program(struct psp_context *psp, enum psp_reg_prog_id reg,
1757 		uint32_t value)
1758 {
1759 	struct psp_gfx_cmd_resp *cmd;
1760 	int ret = 0;
1761 
1762 	if (reg >= PSP_REG_LAST)
1763 		return -EINVAL;
1764 
1765 	cmd = acquire_psp_cmd_buf(psp);
1766 
1767 	psp_prep_reg_prog_cmd_buf(cmd, reg, value);
1768 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1769 	if (ret)
1770 		dev_err(psp->adev->dev, "PSP failed to program reg id %d\n", reg);
1771 
1772 	release_psp_cmd_buf(psp);
1773 
1774 	return ret;
1775 }
1776 
1777 static void psp_prep_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1778 				     uint64_t ta_bin_mc,
1779 				     struct ta_context *context)
1780 {
1781 	cmd->cmd_id				= context->ta_load_type;
1782 	cmd->cmd.cmd_load_ta.app_phy_addr_lo	= lower_32_bits(ta_bin_mc);
1783 	cmd->cmd.cmd_load_ta.app_phy_addr_hi	= upper_32_bits(ta_bin_mc);
1784 	cmd->cmd.cmd_load_ta.app_len		= context->bin_desc.size_bytes;
1785 
1786 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo =
1787 		lower_32_bits(context->mem_context.shared_mc_addr);
1788 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi =
1789 		upper_32_bits(context->mem_context.shared_mc_addr);
1790 	cmd->cmd.cmd_load_ta.cmd_buf_len = context->mem_context.shared_mem_size;
1791 }
1792 
1793 int psp_ta_init_shared_buf(struct psp_context *psp,
1794 				  struct ta_mem_context *mem_ctx)
1795 {
1796 	/*
1797 	 * Allocate 16k memory aligned to 4k from Frame Buffer (local
1798 	 * physical) for ta to host memory
1799 	 */
1800 	return amdgpu_bo_create_kernel(psp->adev, mem_ctx->shared_mem_size,
1801 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM |
1802 				      AMDGPU_GEM_DOMAIN_GTT,
1803 				      &mem_ctx->shared_bo,
1804 				      &mem_ctx->shared_mc_addr,
1805 				      &mem_ctx->shared_buf);
1806 }
1807 
1808 static void psp_prep_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1809 				       uint32_t ta_cmd_id,
1810 				       uint32_t session_id)
1811 {
1812 	cmd->cmd_id				= GFX_CMD_ID_INVOKE_CMD;
1813 	cmd->cmd.cmd_invoke_cmd.session_id	= session_id;
1814 	cmd->cmd.cmd_invoke_cmd.ta_cmd_id	= ta_cmd_id;
1815 }
1816 
1817 int psp_ta_invoke(struct psp_context *psp,
1818 		  uint32_t ta_cmd_id,
1819 		  struct ta_context *context)
1820 {
1821 	int ret;
1822 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1823 
1824 	psp_prep_ta_invoke_cmd_buf(cmd, ta_cmd_id, context->session_id);
1825 
1826 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1827 				 psp->fence_buf_mc_addr);
1828 
1829 	context->resp_status = cmd->resp.status;
1830 
1831 	release_psp_cmd_buf(psp);
1832 
1833 	return ret;
1834 }
1835 
1836 int psp_ta_load(struct psp_context *psp, struct ta_context *context)
1837 {
1838 	int ret;
1839 	struct psp_gfx_cmd_resp *cmd;
1840 
1841 	cmd = acquire_psp_cmd_buf(psp);
1842 
1843 	ret = psp_copy_fw(psp, context->bin_desc.start_addr,
1844 			  context->bin_desc.size_bytes);
1845 	if (ret) {
1846 		release_psp_cmd_buf(psp);
1847 		return ret;
1848 	}
1849 
1850 	if (amdgpu_virt_xgmi_migrate_enabled(psp->adev) &&
1851 		context->mem_context.shared_bo)
1852 		context->mem_context.shared_mc_addr =
1853 			amdgpu_bo_fb_aper_addr(context->mem_context.shared_bo);
1854 
1855 	psp_prep_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr, context);
1856 
1857 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1858 				 psp->fence_buf_mc_addr);
1859 
1860 	context->resp_status = cmd->resp.status;
1861 
1862 	if (!ret)
1863 		context->session_id = cmd->resp.session_id;
1864 
1865 	release_psp_cmd_buf(psp);
1866 
1867 	return ret;
1868 }
1869 
1870 int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1871 {
1872 	return psp_ta_invoke(psp, ta_cmd_id, &psp->xgmi_context.context);
1873 }
1874 
1875 int psp_xgmi_terminate(struct psp_context *psp)
1876 {
1877 	int ret;
1878 	struct amdgpu_device *adev = psp->adev;
1879 
1880 	/* XGMI TA unload currently is not supported on Arcturus/Aldebaran A+A */
1881 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 4) ||
1882 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2) &&
1883 	     adev->gmc.xgmi.connected_to_cpu))
1884 		return 0;
1885 
1886 	if (!psp->xgmi_context.context.initialized)
1887 		return 0;
1888 
1889 	ret = psp_ta_unload(psp, &psp->xgmi_context.context);
1890 
1891 	psp->xgmi_context.context.initialized = false;
1892 
1893 	return ret;
1894 }
1895 
1896 int psp_xgmi_initialize(struct psp_context *psp, bool set_extended_data, bool load_ta)
1897 {
1898 	struct ta_xgmi_shared_memory *xgmi_cmd;
1899 	int ret;
1900 
1901 	if (!psp->ta_fw ||
1902 	    !psp->xgmi_context.context.bin_desc.size_bytes ||
1903 	    !psp->xgmi_context.context.bin_desc.start_addr)
1904 		return -ENOENT;
1905 
1906 	if (!load_ta)
1907 		goto invoke;
1908 
1909 	psp->xgmi_context.context.mem_context.shared_mem_size = PSP_XGMI_SHARED_MEM_SIZE;
1910 	psp->xgmi_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1911 
1912 	if (!psp->xgmi_context.context.mem_context.shared_buf) {
1913 		ret = psp_ta_init_shared_buf(psp, &psp->xgmi_context.context.mem_context);
1914 		if (ret)
1915 			return ret;
1916 	}
1917 
1918 	/* Load XGMI TA */
1919 	ret = psp_ta_load(psp, &psp->xgmi_context.context);
1920 	if (!ret)
1921 		psp->xgmi_context.context.initialized = true;
1922 	else
1923 		return ret;
1924 
1925 invoke:
1926 	/* Initialize XGMI session */
1927 	xgmi_cmd = (struct ta_xgmi_shared_memory *)(psp->xgmi_context.context.mem_context.shared_buf);
1928 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1929 	xgmi_cmd->flag_extend_link_record = set_extended_data;
1930 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__INITIALIZE;
1931 
1932 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1933 	/* note down the capbility flag for XGMI TA */
1934 	psp->xgmi_context.xgmi_ta_caps = xgmi_cmd->caps_flag;
1935 
1936 	if (!amdgpu_sriov_vf(psp->adev))
1937 		psp->xgmi_context.supports_ext_link_info = psp->xgmi_context.xgmi_ta_caps &
1938 			EXTEND_PEER_LINK_INFO_CMD_FLAG;
1939 	else
1940 		psp->xgmi_context.supports_ext_link_info = amdgpu_sriov_xgmi_ta_ext_peer_link_en(psp->adev);
1941 
1942 	return ret;
1943 }
1944 
1945 int psp_xgmi_get_hive_id(struct psp_context *psp, uint64_t *hive_id)
1946 {
1947 	struct ta_xgmi_shared_memory *xgmi_cmd;
1948 	int ret;
1949 
1950 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1951 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1952 
1953 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_HIVE_ID;
1954 
1955 	/* Invoke xgmi ta to get hive id */
1956 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1957 	if (ret)
1958 		return ret;
1959 
1960 	*hive_id = xgmi_cmd->xgmi_out_message.get_hive_id.hive_id;
1961 
1962 	return 0;
1963 }
1964 
1965 int psp_xgmi_get_node_id(struct psp_context *psp, uint64_t *node_id)
1966 {
1967 	struct ta_xgmi_shared_memory *xgmi_cmd;
1968 	int ret;
1969 
1970 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1971 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1972 
1973 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_NODE_ID;
1974 
1975 	/* Invoke xgmi ta to get the node id */
1976 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1977 	if (ret)
1978 		return ret;
1979 
1980 	*node_id = xgmi_cmd->xgmi_out_message.get_node_id.node_id;
1981 
1982 	return 0;
1983 }
1984 
1985 static bool psp_xgmi_peer_link_info_supported(struct psp_context *psp)
1986 {
1987 	return (amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
1988 			IP_VERSION(13, 0, 2) &&
1989 		psp->xgmi_context.context.bin_desc.fw_version >= 0x2000000b) ||
1990 	       amdgpu_ip_version(psp->adev, MP0_HWIP, 0) >=
1991 		       IP_VERSION(13, 0, 6);
1992 }
1993 
1994 /*
1995  * Chips that support extended topology information require the driver to
1996  * reflect topology information in the opposite direction.  This is
1997  * because the TA has already exceeded its link record limit and if the
1998  * TA holds bi-directional information, the driver would have to do
1999  * multiple fetches instead of just two.
2000  */
2001 static void psp_xgmi_reflect_topology_info(struct psp_context *psp,
2002 					struct psp_xgmi_node_info node_info)
2003 {
2004 	struct amdgpu_device *mirror_adev;
2005 	struct amdgpu_hive_info *hive;
2006 	uint64_t src_node_id = psp->adev->gmc.xgmi.node_id;
2007 	uint64_t dst_node_id = node_info.node_id;
2008 	uint8_t dst_num_hops = node_info.num_hops;
2009 	uint8_t dst_is_sharing_enabled = node_info.is_sharing_enabled;
2010 	uint8_t dst_num_links = node_info.num_links;
2011 
2012 	hive = amdgpu_get_xgmi_hive(psp->adev);
2013 	if (WARN_ON(!hive))
2014 		return;
2015 
2016 	list_for_each_entry(mirror_adev, &hive->device_list, gmc.xgmi.head) {
2017 		struct psp_xgmi_topology_info *mirror_top_info;
2018 		int j;
2019 
2020 		if (mirror_adev->gmc.xgmi.node_id != dst_node_id)
2021 			continue;
2022 
2023 		mirror_top_info = &mirror_adev->psp.xgmi_context.top_info;
2024 		for (j = 0; j < mirror_top_info->num_nodes; j++) {
2025 			if (mirror_top_info->nodes[j].node_id != src_node_id)
2026 				continue;
2027 
2028 			mirror_top_info->nodes[j].num_hops = dst_num_hops;
2029 			mirror_top_info->nodes[j].is_sharing_enabled = dst_is_sharing_enabled;
2030 			/* prevent 0 num_links value re-reflection since reflection
2031 			 * criteria is based on num_hops (direct or indirect).
2032 			 */
2033 			if (dst_num_links) {
2034 				mirror_top_info->nodes[j].num_links = dst_num_links;
2035 				/* swap src and dst due to frame of reference */
2036 				for (int k = 0; k < dst_num_links; k++) {
2037 					mirror_top_info->nodes[j].port_num[k].src_xgmi_port_num =
2038 						node_info.port_num[k].dst_xgmi_port_num;
2039 					mirror_top_info->nodes[j].port_num[k].dst_xgmi_port_num =
2040 						node_info.port_num[k].src_xgmi_port_num;
2041 				}
2042 			}
2043 
2044 			break;
2045 		}
2046 
2047 		break;
2048 	}
2049 
2050 	amdgpu_put_xgmi_hive(hive);
2051 }
2052 
2053 int psp_xgmi_get_topology_info(struct psp_context *psp,
2054 			       int number_devices,
2055 			       struct psp_xgmi_topology_info *topology,
2056 			       bool get_extended_data)
2057 {
2058 	struct ta_xgmi_shared_memory *xgmi_cmd;
2059 	struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
2060 	struct ta_xgmi_cmd_get_topology_info_output *topology_info_output;
2061 	int i;
2062 	int ret;
2063 
2064 	if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
2065 		return -EINVAL;
2066 
2067 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
2068 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
2069 	xgmi_cmd->flag_extend_link_record = get_extended_data;
2070 
2071 	/* Fill in the shared memory with topology information as input */
2072 	topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
2073 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_TOPOLOGY_INFO;
2074 	topology_info_input->num_nodes = number_devices;
2075 
2076 	for (i = 0; i < topology_info_input->num_nodes; i++) {
2077 		topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
2078 		topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
2079 		topology_info_input->nodes[i].is_sharing_enabled = topology->nodes[i].is_sharing_enabled;
2080 		topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
2081 	}
2082 
2083 	/* Invoke xgmi ta to get the topology information */
2084 	ret = psp_xgmi_invoke(psp, TA_COMMAND_XGMI__GET_TOPOLOGY_INFO);
2085 	if (ret)
2086 		return ret;
2087 
2088 	/* Read the output topology information from the shared memory */
2089 	topology_info_output = &xgmi_cmd->xgmi_out_message.get_topology_info;
2090 	topology->num_nodes = xgmi_cmd->xgmi_out_message.get_topology_info.num_nodes;
2091 	for (i = 0; i < topology->num_nodes; i++) {
2092 		/* extended data will either be 0 or equal to non-extended data */
2093 		if (topology_info_output->nodes[i].num_hops)
2094 			topology->nodes[i].num_hops = topology_info_output->nodes[i].num_hops;
2095 
2096 		/* non-extended data gets everything here so no need to update */
2097 		if (!get_extended_data) {
2098 			topology->nodes[i].node_id = topology_info_output->nodes[i].node_id;
2099 			topology->nodes[i].is_sharing_enabled =
2100 					topology_info_output->nodes[i].is_sharing_enabled;
2101 			topology->nodes[i].sdma_engine =
2102 					topology_info_output->nodes[i].sdma_engine;
2103 		}
2104 
2105 	}
2106 
2107 	/* Invoke xgmi ta again to get the link information */
2108 	if (psp_xgmi_peer_link_info_supported(psp)) {
2109 		struct ta_xgmi_cmd_get_peer_link_info *link_info_output;
2110 		struct ta_xgmi_cmd_get_extend_peer_link_info *link_extend_info_output;
2111 		bool requires_reflection =
2112 			(psp->xgmi_context.supports_extended_data &&
2113 			 get_extended_data) ||
2114 			amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
2115 				IP_VERSION(13, 0, 6) ||
2116 			amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
2117 				IP_VERSION(13, 0, 14) ||
2118 			amdgpu_sriov_vf(psp->adev);
2119 
2120 		/* popluate the shared output buffer rather than the cmd input buffer
2121 		 * with node_ids as the input for GET_PEER_LINKS command execution.
2122 		 * This is required for GET_PEER_LINKS per xgmi ta implementation.
2123 		 * The same requirement for GET_EXTEND_PEER_LINKS command.
2124 		 */
2125 		if (psp->xgmi_context.supports_ext_link_info) {
2126 			link_extend_info_output = &xgmi_cmd->xgmi_out_message.get_extend_link_info;
2127 
2128 			for (i = 0; i < topology->num_nodes; i++)
2129 				link_extend_info_output->nodes[i].node_id = topology->nodes[i].node_id;
2130 
2131 			link_extend_info_output->num_nodes = topology->num_nodes;
2132 			xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_EXTEND_PEER_LINKS;
2133 		} else {
2134 			link_info_output = &xgmi_cmd->xgmi_out_message.get_link_info;
2135 
2136 			for (i = 0; i < topology->num_nodes; i++)
2137 				link_info_output->nodes[i].node_id = topology->nodes[i].node_id;
2138 
2139 			link_info_output->num_nodes = topology->num_nodes;
2140 			xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_PEER_LINKS;
2141 		}
2142 
2143 		ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
2144 		if (ret)
2145 			return ret;
2146 
2147 		for (i = 0; i < topology->num_nodes; i++) {
2148 			uint8_t node_num_links = psp->xgmi_context.supports_ext_link_info ?
2149 				link_extend_info_output->nodes[i].num_links : link_info_output->nodes[i].num_links;
2150 			/* accumulate num_links on extended data */
2151 			if (get_extended_data) {
2152 				topology->nodes[i].num_links = topology->nodes[i].num_links + node_num_links;
2153 			} else {
2154 				topology->nodes[i].num_links = (requires_reflection && topology->nodes[i].num_links) ?
2155 								topology->nodes[i].num_links : node_num_links;
2156 			}
2157 			/* popluate the connected port num info if supported and available */
2158 			if (psp->xgmi_context.supports_ext_link_info && topology->nodes[i].num_links) {
2159 				memcpy(topology->nodes[i].port_num, link_extend_info_output->nodes[i].port_num,
2160 				       sizeof(struct xgmi_connected_port_num) * TA_XGMI__MAX_PORT_NUM);
2161 			}
2162 
2163 			/* reflect the topology information for bi-directionality */
2164 			if (requires_reflection && topology->nodes[i].num_hops)
2165 				psp_xgmi_reflect_topology_info(psp, topology->nodes[i]);
2166 		}
2167 	}
2168 
2169 	return 0;
2170 }
2171 
2172 int psp_xgmi_set_topology_info(struct psp_context *psp,
2173 			       int number_devices,
2174 			       struct psp_xgmi_topology_info *topology)
2175 {
2176 	struct ta_xgmi_shared_memory *xgmi_cmd;
2177 	struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
2178 	int i;
2179 
2180 	if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
2181 		return -EINVAL;
2182 
2183 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
2184 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
2185 
2186 	topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
2187 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__SET_TOPOLOGY_INFO;
2188 	topology_info_input->num_nodes = number_devices;
2189 
2190 	for (i = 0; i < topology_info_input->num_nodes; i++) {
2191 		topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
2192 		topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
2193 		topology_info_input->nodes[i].is_sharing_enabled = 1;
2194 		topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
2195 	}
2196 
2197 	/* Invoke xgmi ta to set topology information */
2198 	return psp_xgmi_invoke(psp, TA_COMMAND_XGMI__SET_TOPOLOGY_INFO);
2199 }
2200 
2201 // ras begin
2202 static void psp_ras_ta_check_status(struct psp_context *psp)
2203 {
2204 	struct ta_ras_shared_memory *ras_cmd =
2205 		(struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
2206 
2207 	switch (ras_cmd->ras_status) {
2208 	case TA_RAS_STATUS__ERROR_UNSUPPORTED_IP:
2209 		dev_warn(psp->adev->dev,
2210 			 "RAS WARNING: cmd failed due to unsupported ip\n");
2211 		break;
2212 	case TA_RAS_STATUS__ERROR_UNSUPPORTED_ERROR_INJ:
2213 		dev_warn(psp->adev->dev,
2214 			 "RAS WARNING: cmd failed due to unsupported error injection\n");
2215 		break;
2216 	case TA_RAS_STATUS__SUCCESS:
2217 		break;
2218 	case TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED:
2219 		if (ras_cmd->cmd_id == TA_RAS_COMMAND__TRIGGER_ERROR)
2220 			dev_warn(psp->adev->dev,
2221 				 "RAS WARNING: Inject error to critical region is not allowed\n");
2222 		break;
2223 	default:
2224 		dev_warn(psp->adev->dev,
2225 			 "RAS WARNING: ras status = 0x%X\n", ras_cmd->ras_status);
2226 		break;
2227 	}
2228 }
2229 
2230 static int psp_ras_send_cmd(struct psp_context *psp,
2231 		enum ras_command cmd_id, void *in, void *out)
2232 {
2233 	struct ta_ras_shared_memory *ras_cmd;
2234 	uint32_t cmd = cmd_id;
2235 	int ret = 0;
2236 
2237 	if (!in)
2238 		return -EINVAL;
2239 
2240 	mutex_lock(&psp->ras_context.mutex);
2241 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
2242 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
2243 
2244 	switch (cmd) {
2245 	case TA_RAS_COMMAND__ENABLE_FEATURES:
2246 	case TA_RAS_COMMAND__DISABLE_FEATURES:
2247 		memcpy(&ras_cmd->ras_in_message,
2248 			in, sizeof(ras_cmd->ras_in_message));
2249 		break;
2250 	case TA_RAS_COMMAND__TRIGGER_ERROR:
2251 		memcpy(&ras_cmd->ras_in_message.trigger_error,
2252 			in, sizeof(ras_cmd->ras_in_message.trigger_error));
2253 		break;
2254 	case TA_RAS_COMMAND__QUERY_ADDRESS:
2255 		memcpy(&ras_cmd->ras_in_message.address,
2256 			in, sizeof(ras_cmd->ras_in_message.address));
2257 		break;
2258 	default:
2259 		dev_err(psp->adev->dev, "Invalid ras cmd id: %u\n", cmd);
2260 		ret = -EINVAL;
2261 		goto err_out;
2262 	}
2263 
2264 	ras_cmd->cmd_id = cmd;
2265 	ret = psp_ras_invoke(psp, ras_cmd->cmd_id);
2266 
2267 	switch (cmd) {
2268 	case TA_RAS_COMMAND__TRIGGER_ERROR:
2269 		if (!ret && out)
2270 			memcpy(out, &ras_cmd->ras_status, sizeof(ras_cmd->ras_status));
2271 		break;
2272 	case TA_RAS_COMMAND__QUERY_ADDRESS:
2273 		if (ret || ras_cmd->ras_status || psp->cmd_buf_mem->resp.status)
2274 			ret = -EINVAL;
2275 		else if (out)
2276 			memcpy(out,
2277 				&ras_cmd->ras_out_message.address,
2278 				sizeof(ras_cmd->ras_out_message.address));
2279 		break;
2280 	default:
2281 		break;
2282 	}
2283 
2284 err_out:
2285 	mutex_unlock(&psp->ras_context.mutex);
2286 
2287 	return ret;
2288 }
2289 
2290 int psp_ras_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
2291 {
2292 	struct ta_ras_shared_memory *ras_cmd;
2293 	int ret;
2294 
2295 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
2296 
2297 	/*
2298 	 * TODO: bypass the loading in sriov for now
2299 	 */
2300 	if (amdgpu_sriov_vf(psp->adev))
2301 		return 0;
2302 
2303 	ret = psp_ta_invoke(psp, ta_cmd_id, &psp->ras_context.context);
2304 
2305 	if (amdgpu_ras_intr_triggered())
2306 		return ret;
2307 
2308 	if (ras_cmd->if_version > RAS_TA_HOST_IF_VER) {
2309 		dev_warn(psp->adev->dev, "RAS: Unsupported Interface\n");
2310 		return -EINVAL;
2311 	}
2312 
2313 	if (!ret) {
2314 		if (ras_cmd->ras_out_message.flags.err_inject_switch_disable_flag) {
2315 			dev_warn(psp->adev->dev, "ECC switch disabled\n");
2316 
2317 			ras_cmd->ras_status = TA_RAS_STATUS__ERROR_RAS_NOT_AVAILABLE;
2318 		} else if (ras_cmd->ras_out_message.flags.reg_access_failure_flag)
2319 			dev_warn(psp->adev->dev,
2320 				 "RAS internal register access blocked\n");
2321 
2322 		psp_ras_ta_check_status(psp);
2323 	}
2324 
2325 	return ret;
2326 }
2327 
2328 int psp_ras_enable_features(struct psp_context *psp,
2329 		union ta_ras_cmd_input *info, bool enable)
2330 {
2331 	enum ras_command cmd_id;
2332 	int ret;
2333 
2334 	if (!psp->ras_context.context.initialized || !info)
2335 		return -EINVAL;
2336 
2337 	cmd_id = enable ?
2338 		TA_RAS_COMMAND__ENABLE_FEATURES : TA_RAS_COMMAND__DISABLE_FEATURES;
2339 	ret = psp_ras_send_cmd(psp, cmd_id, info, NULL);
2340 	if (ret)
2341 		return -EINVAL;
2342 
2343 	return 0;
2344 }
2345 
2346 int psp_ras_terminate(struct psp_context *psp)
2347 {
2348 	int ret;
2349 
2350 	/*
2351 	 * TODO: bypass the terminate in sriov for now
2352 	 */
2353 	if (amdgpu_sriov_vf(psp->adev))
2354 		return 0;
2355 
2356 	if (!psp->ras_context.context.initialized)
2357 		return 0;
2358 
2359 	ret = psp_ta_unload(psp, &psp->ras_context.context);
2360 
2361 	psp->ras_context.context.initialized = false;
2362 
2363 	mutex_destroy(&psp->ras_context.mutex);
2364 
2365 	return ret;
2366 }
2367 
2368 int psp_ras_initialize(struct psp_context *psp)
2369 {
2370 	int ret;
2371 	uint32_t boot_cfg = 0xFF;
2372 	struct amdgpu_device *adev = psp->adev;
2373 	struct ta_ras_shared_memory *ras_cmd;
2374 
2375 	/*
2376 	 * TODO: bypass the initialize in sriov for now
2377 	 */
2378 	if (amdgpu_sriov_vf(adev))
2379 		return 0;
2380 
2381 	if (!adev->psp.ras_context.context.bin_desc.size_bytes ||
2382 	    !adev->psp.ras_context.context.bin_desc.start_addr) {
2383 		dev_info(adev->dev, "RAS: optional ras ta ucode is not available\n");
2384 		return 0;
2385 	}
2386 
2387 	if (amdgpu_atomfirmware_dynamic_boot_config_supported(adev)) {
2388 		/* query GECC enablement status from boot config
2389 		 * boot_cfg: 1: GECC is enabled or 0: GECC is disabled
2390 		 */
2391 		ret = psp_boot_config_get(adev, &boot_cfg);
2392 		if (ret)
2393 			dev_warn(adev->dev, "PSP get boot config failed\n");
2394 
2395 		if (boot_cfg == 1 && !adev->ras_default_ecc_enabled &&
2396 		    amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__UMC)) {
2397 			dev_warn(adev->dev, "GECC is currently enabled, which may affect performance\n");
2398 			dev_warn(adev->dev,
2399 				"To disable GECC, please reboot the system and load the amdgpu driver with the parameter amdgpu_ras_enable=0\n");
2400 		} else {
2401 			if ((adev->ras_default_ecc_enabled || amdgpu_ras_enable == 1) &&
2402 				amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__UMC)) {
2403 				if (boot_cfg == 1) {
2404 					dev_info(adev->dev, "GECC is enabled\n");
2405 				} else {
2406 					/* enable GECC in next boot cycle if it is disabled
2407 					 * in boot config, or force enable GECC if failed to
2408 					 * get boot configuration
2409 					 */
2410 					ret = psp_boot_config_set(adev, BOOT_CONFIG_GECC);
2411 					if (ret)
2412 						dev_warn(adev->dev, "PSP set boot config failed\n");
2413 					else
2414 						dev_warn(adev->dev, "GECC will be enabled in next boot cycle\n");
2415 				}
2416 			} else {
2417 				if (!boot_cfg) {
2418 					if (!adev->ras_default_ecc_enabled &&
2419 					    amdgpu_ras_enable != 1 &&
2420 					    amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__UMC))
2421 						dev_warn(adev->dev, "GECC is disabled, set amdgpu_ras_enable=1 to enable GECC in next boot cycle if needed\n");
2422 					else
2423 						dev_info(adev->dev, "GECC is disabled\n");
2424 				} else {
2425 					/* disable GECC in next boot cycle if ras is
2426 					 * disabled by module parameter amdgpu_ras_enable
2427 					 * and/or amdgpu_ras_mask, or boot_config_get call
2428 					 * is failed
2429 					 */
2430 					ret = psp_boot_config_set(adev, 0);
2431 					if (ret)
2432 						dev_warn(adev->dev, "PSP set boot config failed\n");
2433 					else
2434 						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");
2435 				}
2436 			}
2437 		}
2438 	}
2439 
2440 	psp->ras_context.context.mem_context.shared_mem_size = PSP_RAS_SHARED_MEM_SIZE;
2441 	psp->ras_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2442 
2443 	if (!psp->ras_context.context.mem_context.shared_buf) {
2444 		ret = psp_ta_init_shared_buf(psp, &psp->ras_context.context.mem_context);
2445 		if (ret)
2446 			return ret;
2447 	}
2448 
2449 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
2450 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
2451 
2452 	if (amdgpu_ras_is_poison_mode_supported(adev))
2453 		ras_cmd->ras_in_message.init_flags.poison_mode_en = 1;
2454 	if (!adev->gmc.xgmi.connected_to_cpu && !adev->gmc.is_app_apu)
2455 		ras_cmd->ras_in_message.init_flags.dgpu_mode = 1;
2456 	ras_cmd->ras_in_message.init_flags.xcc_mask =
2457 		adev->gfx.xcc_mask;
2458 	ras_cmd->ras_in_message.init_flags.channel_dis_num = hweight32(adev->gmc.m_half_use) * 2;
2459 	if (adev->gmc.gmc_funcs->query_mem_partition_mode)
2460 		ras_cmd->ras_in_message.init_flags.nps_mode =
2461 			adev->gmc.gmc_funcs->query_mem_partition_mode(adev);
2462 	ras_cmd->ras_in_message.init_flags.active_umc_mask = adev->umc.active_mask;
2463 	ras_cmd->ras_in_message.init_flags.vram_type = (uint8_t)adev->gmc.vram_type;
2464 
2465 	ret = psp_ta_load(psp, &psp->ras_context.context);
2466 
2467 	if (!ret && !ras_cmd->ras_status) {
2468 		psp->ras_context.context.initialized = true;
2469 		mutex_init(&psp->ras_context.mutex);
2470 	} else {
2471 		if (ras_cmd->ras_status)
2472 			dev_warn(adev->dev, "RAS Init Status: 0x%X\n", ras_cmd->ras_status);
2473 
2474 		/* fail to load RAS TA */
2475 		psp->ras_context.context.initialized = false;
2476 	}
2477 
2478 	return ret;
2479 }
2480 
2481 int psp_ras_trigger_error(struct psp_context *psp,
2482 			  struct ta_ras_trigger_error_input *info, uint32_t instance_mask)
2483 {
2484 	struct amdgpu_device *adev = psp->adev;
2485 	int ret;
2486 	uint32_t dev_mask;
2487 	uint32_t ras_status = 0;
2488 
2489 	if (!psp->ras_context.context.initialized || !info)
2490 		return -EINVAL;
2491 
2492 	switch (info->block_id) {
2493 	case TA_RAS_BLOCK__GFX:
2494 		dev_mask = GET_MASK(GC, instance_mask);
2495 		break;
2496 	case TA_RAS_BLOCK__SDMA:
2497 		dev_mask = GET_MASK(SDMA0, instance_mask);
2498 		break;
2499 	case TA_RAS_BLOCK__VCN:
2500 	case TA_RAS_BLOCK__JPEG:
2501 		dev_mask = GET_MASK(VCN, instance_mask);
2502 		break;
2503 	default:
2504 		dev_mask = instance_mask;
2505 		break;
2506 	}
2507 
2508 	/* reuse sub_block_index for backward compatibility */
2509 	dev_mask <<= AMDGPU_RAS_INST_SHIFT;
2510 	dev_mask &= AMDGPU_RAS_INST_MASK;
2511 	info->sub_block_index |= dev_mask;
2512 
2513 	ret = psp_ras_send_cmd(psp,
2514 			TA_RAS_COMMAND__TRIGGER_ERROR, info, &ras_status);
2515 	if (ret)
2516 		return -EINVAL;
2517 
2518 	/* If err_event_athub occurs error inject was successful, however
2519 	 *  return status from TA is no long reliable
2520 	 */
2521 	if (amdgpu_ras_intr_triggered())
2522 		return 0;
2523 
2524 	if (ras_status == TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED)
2525 		return -EACCES;
2526 	else if (ras_status)
2527 		return -EINVAL;
2528 
2529 	return 0;
2530 }
2531 
2532 int psp_ras_query_address(struct psp_context *psp,
2533 			  struct ta_ras_query_address_input *addr_in,
2534 			  struct ta_ras_query_address_output *addr_out)
2535 {
2536 	int ret;
2537 
2538 	if (!psp->ras_context.context.initialized ||
2539 		!addr_in || !addr_out)
2540 		return -EINVAL;
2541 
2542 	ret = psp_ras_send_cmd(psp,
2543 			TA_RAS_COMMAND__QUERY_ADDRESS, addr_in, addr_out);
2544 
2545 	return ret;
2546 }
2547 // ras end
2548 
2549 // HDCP start
2550 static int psp_hdcp_initialize(struct psp_context *psp)
2551 {
2552 	int ret;
2553 
2554 	/*
2555 	 * TODO: bypass the initialize in sriov for now
2556 	 */
2557 	if (amdgpu_sriov_vf(psp->adev))
2558 		return 0;
2559 
2560 	/* bypass hdcp initialization if dmu is harvested */
2561 	if (!amdgpu_device_has_display_hardware(psp->adev))
2562 		return 0;
2563 
2564 	if (!psp->hdcp_context.context.bin_desc.size_bytes ||
2565 	    !psp->hdcp_context.context.bin_desc.start_addr) {
2566 		dev_info(psp->adev->dev, "HDCP: optional hdcp ta ucode is not available\n");
2567 		return 0;
2568 	}
2569 
2570 	psp->hdcp_context.context.mem_context.shared_mem_size = PSP_HDCP_SHARED_MEM_SIZE;
2571 	psp->hdcp_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2572 
2573 	if (!psp->hdcp_context.context.mem_context.shared_buf) {
2574 		ret = psp_ta_init_shared_buf(psp, &psp->hdcp_context.context.mem_context);
2575 		if (ret)
2576 			return ret;
2577 	}
2578 
2579 	ret = psp_ta_load(psp, &psp->hdcp_context.context);
2580 	if (!ret) {
2581 		psp->hdcp_context.context.initialized = true;
2582 		mutex_init(&psp->hdcp_context.mutex);
2583 	}
2584 
2585 	return ret;
2586 }
2587 
2588 int psp_hdcp_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
2589 {
2590 	/*
2591 	 * TODO: bypass the loading in sriov for now
2592 	 */
2593 	if (amdgpu_sriov_vf(psp->adev))
2594 		return 0;
2595 
2596 	if (!psp->hdcp_context.context.initialized)
2597 		return 0;
2598 
2599 	return psp_ta_invoke(psp, ta_cmd_id, &psp->hdcp_context.context);
2600 }
2601 
2602 static int psp_hdcp_terminate(struct psp_context *psp)
2603 {
2604 	int ret;
2605 
2606 	/*
2607 	 * TODO: bypass the terminate in sriov for now
2608 	 */
2609 	if (amdgpu_sriov_vf(psp->adev))
2610 		return 0;
2611 
2612 	if (!psp->hdcp_context.context.initialized)
2613 		return 0;
2614 
2615 	ret = psp_ta_unload(psp, &psp->hdcp_context.context);
2616 
2617 	psp->hdcp_context.context.initialized = false;
2618 
2619 	return ret;
2620 }
2621 // HDCP end
2622 
2623 // DTM start
2624 static int psp_dtm_initialize(struct psp_context *psp)
2625 {
2626 	int ret;
2627 
2628 	/*
2629 	 * TODO: bypass the initialize in sriov for now
2630 	 */
2631 	if (amdgpu_sriov_vf(psp->adev))
2632 		return 0;
2633 
2634 	/* bypass dtm initialization if dmu is harvested */
2635 	if (!amdgpu_device_has_display_hardware(psp->adev))
2636 		return 0;
2637 
2638 	if (!psp->dtm_context.context.bin_desc.size_bytes ||
2639 	    !psp->dtm_context.context.bin_desc.start_addr) {
2640 		dev_info(psp->adev->dev, "DTM: optional dtm ta ucode is not available\n");
2641 		return 0;
2642 	}
2643 
2644 	psp->dtm_context.context.mem_context.shared_mem_size = PSP_DTM_SHARED_MEM_SIZE;
2645 	psp->dtm_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2646 
2647 	if (!psp->dtm_context.context.mem_context.shared_buf) {
2648 		ret = psp_ta_init_shared_buf(psp, &psp->dtm_context.context.mem_context);
2649 		if (ret)
2650 			return ret;
2651 	}
2652 
2653 	ret = psp_ta_load(psp, &psp->dtm_context.context);
2654 	if (!ret) {
2655 		psp->dtm_context.context.initialized = true;
2656 		mutex_init(&psp->dtm_context.mutex);
2657 	}
2658 
2659 	return ret;
2660 }
2661 
2662 int psp_dtm_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
2663 {
2664 	/*
2665 	 * TODO: bypass the loading in sriov for now
2666 	 */
2667 	if (amdgpu_sriov_vf(psp->adev))
2668 		return 0;
2669 
2670 	if (!psp->dtm_context.context.initialized)
2671 		return 0;
2672 
2673 	return psp_ta_invoke(psp, ta_cmd_id, &psp->dtm_context.context);
2674 }
2675 
2676 static int psp_dtm_terminate(struct psp_context *psp)
2677 {
2678 	int ret;
2679 
2680 	/*
2681 	 * TODO: bypass the terminate in sriov for now
2682 	 */
2683 	if (amdgpu_sriov_vf(psp->adev))
2684 		return 0;
2685 
2686 	if (!psp->dtm_context.context.initialized)
2687 		return 0;
2688 
2689 	ret = psp_ta_unload(psp, &psp->dtm_context.context);
2690 
2691 	psp->dtm_context.context.initialized = false;
2692 
2693 	return ret;
2694 }
2695 // DTM end
2696 
2697 // RAP start
2698 static int psp_rap_initialize(struct psp_context *psp)
2699 {
2700 	int ret;
2701 	enum ta_rap_status status = TA_RAP_STATUS__SUCCESS;
2702 
2703 	/*
2704 	 * TODO: bypass the initialize in sriov for now
2705 	 */
2706 	if (amdgpu_sriov_vf(psp->adev))
2707 		return 0;
2708 
2709 	if (!psp->rap_context.context.bin_desc.size_bytes ||
2710 	    !psp->rap_context.context.bin_desc.start_addr) {
2711 		dev_info(psp->adev->dev, "RAP: optional rap ta ucode is not available\n");
2712 		return 0;
2713 	}
2714 
2715 	psp->rap_context.context.mem_context.shared_mem_size = PSP_RAP_SHARED_MEM_SIZE;
2716 	psp->rap_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2717 
2718 	if (!psp->rap_context.context.mem_context.shared_buf) {
2719 		ret = psp_ta_init_shared_buf(psp, &psp->rap_context.context.mem_context);
2720 		if (ret)
2721 			return ret;
2722 	}
2723 
2724 	ret = psp_ta_load(psp, &psp->rap_context.context);
2725 	if (!ret) {
2726 		psp->rap_context.context.initialized = true;
2727 		mutex_init(&psp->rap_context.mutex);
2728 	} else
2729 		return ret;
2730 
2731 	ret = psp_rap_invoke(psp, TA_CMD_RAP__INITIALIZE, &status);
2732 	if (ret || status != TA_RAP_STATUS__SUCCESS) {
2733 		psp_rap_terminate(psp);
2734 		/* free rap shared memory */
2735 		psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
2736 
2737 		dev_warn(psp->adev->dev, "RAP TA initialize fail (%d) status %d.\n",
2738 			 ret, status);
2739 
2740 		return ret;
2741 	}
2742 
2743 	return 0;
2744 }
2745 
2746 static int psp_rap_terminate(struct psp_context *psp)
2747 {
2748 	int ret;
2749 
2750 	if (!psp->rap_context.context.initialized)
2751 		return 0;
2752 
2753 	ret = psp_ta_unload(psp, &psp->rap_context.context);
2754 
2755 	psp->rap_context.context.initialized = false;
2756 
2757 	return ret;
2758 }
2759 
2760 int psp_rap_invoke(struct psp_context *psp, uint32_t ta_cmd_id, enum ta_rap_status *status)
2761 {
2762 	struct ta_rap_shared_memory *rap_cmd;
2763 	int ret = 0;
2764 
2765 	if (!psp->rap_context.context.initialized)
2766 		return 0;
2767 
2768 	if (ta_cmd_id != TA_CMD_RAP__INITIALIZE &&
2769 	    ta_cmd_id != TA_CMD_RAP__VALIDATE_L0)
2770 		return -EINVAL;
2771 
2772 	mutex_lock(&psp->rap_context.mutex);
2773 
2774 	rap_cmd = (struct ta_rap_shared_memory *)
2775 		  psp->rap_context.context.mem_context.shared_buf;
2776 	memset(rap_cmd, 0, sizeof(struct ta_rap_shared_memory));
2777 
2778 	rap_cmd->cmd_id = ta_cmd_id;
2779 	rap_cmd->validation_method_id = METHOD_A;
2780 
2781 	ret = psp_ta_invoke(psp, rap_cmd->cmd_id, &psp->rap_context.context);
2782 	if (ret)
2783 		goto out_unlock;
2784 
2785 	if (status)
2786 		*status = rap_cmd->rap_status;
2787 
2788 out_unlock:
2789 	mutex_unlock(&psp->rap_context.mutex);
2790 
2791 	return ret;
2792 }
2793 // RAP end
2794 
2795 /* securedisplay start */
2796 static int psp_securedisplay_initialize(struct psp_context *psp)
2797 {
2798 	int ret;
2799 	struct ta_securedisplay_cmd *securedisplay_cmd;
2800 
2801 	/*
2802 	 * TODO: bypass the initialize in sriov for now
2803 	 */
2804 	if (amdgpu_sriov_vf(psp->adev))
2805 		return 0;
2806 
2807 	/* bypass securedisplay initialization if dmu is harvested */
2808 	if (!amdgpu_device_has_display_hardware(psp->adev))
2809 		return 0;
2810 
2811 	if (!psp->securedisplay_context.context.bin_desc.size_bytes ||
2812 	    !psp->securedisplay_context.context.bin_desc.start_addr) {
2813 		dev_info(psp->adev->dev,
2814 			 "SECUREDISPLAY: optional securedisplay ta ucode is not available\n");
2815 		return 0;
2816 	}
2817 
2818 	psp->securedisplay_context.context.mem_context.shared_mem_size =
2819 		PSP_SECUREDISPLAY_SHARED_MEM_SIZE;
2820 	psp->securedisplay_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2821 
2822 	if (!psp->securedisplay_context.context.initialized) {
2823 		ret = psp_ta_init_shared_buf(psp,
2824 					     &psp->securedisplay_context.context.mem_context);
2825 		if (ret)
2826 			return ret;
2827 	}
2828 
2829 	ret = psp_ta_load(psp, &psp->securedisplay_context.context);
2830 	if (!ret && !psp->securedisplay_context.context.resp_status) {
2831 		psp->securedisplay_context.context.initialized = true;
2832 		mutex_init(&psp->securedisplay_context.mutex);
2833 	} else {
2834 		/* don't try again */
2835 		psp->securedisplay_context.context.bin_desc.size_bytes = 0;
2836 		return ret;
2837 	}
2838 
2839 	mutex_lock(&psp->securedisplay_context.mutex);
2840 
2841 	psp_prep_securedisplay_cmd_buf(psp, &securedisplay_cmd,
2842 			TA_SECUREDISPLAY_COMMAND__QUERY_TA);
2843 
2844 	ret = psp_securedisplay_invoke(psp, TA_SECUREDISPLAY_COMMAND__QUERY_TA);
2845 
2846 	mutex_unlock(&psp->securedisplay_context.mutex);
2847 
2848 	if (ret) {
2849 		psp_securedisplay_terminate(psp);
2850 		/* free securedisplay shared memory */
2851 		psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
2852 		dev_err(psp->adev->dev, "SECUREDISPLAY TA initialize fail.\n");
2853 		return -EINVAL;
2854 	}
2855 
2856 	if (securedisplay_cmd->status != TA_SECUREDISPLAY_STATUS__SUCCESS) {
2857 		psp_securedisplay_parse_resp_status(psp, securedisplay_cmd->status);
2858 		dev_err(psp->adev->dev, "SECUREDISPLAY: query securedisplay TA failed. ret 0x%x\n",
2859 			securedisplay_cmd->securedisplay_out_message.query_ta.query_cmd_ret);
2860 		/* don't try again */
2861 		psp->securedisplay_context.context.bin_desc.size_bytes = 0;
2862 	}
2863 
2864 	return 0;
2865 }
2866 
2867 static int psp_securedisplay_terminate(struct psp_context *psp)
2868 {
2869 	int ret;
2870 
2871 	/*
2872 	 * TODO:bypass the terminate in sriov for now
2873 	 */
2874 	if (amdgpu_sriov_vf(psp->adev))
2875 		return 0;
2876 
2877 	if (!psp->securedisplay_context.context.initialized)
2878 		return 0;
2879 
2880 	ret = psp_ta_unload(psp, &psp->securedisplay_context.context);
2881 
2882 	psp->securedisplay_context.context.initialized = false;
2883 
2884 	return ret;
2885 }
2886 
2887 int psp_securedisplay_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
2888 {
2889 	int ret;
2890 
2891 	if (!psp->securedisplay_context.context.initialized)
2892 		return -EINVAL;
2893 
2894 	if (ta_cmd_id != TA_SECUREDISPLAY_COMMAND__QUERY_TA &&
2895 	    ta_cmd_id != TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC &&
2896 	    ta_cmd_id != TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC_V2)
2897 		return -EINVAL;
2898 
2899 	ret = psp_ta_invoke(psp, ta_cmd_id, &psp->securedisplay_context.context);
2900 
2901 	return ret;
2902 }
2903 /* SECUREDISPLAY end */
2904 
2905 int amdgpu_psp_wait_for_bootloader(struct amdgpu_device *adev)
2906 {
2907 	struct psp_context *psp = &adev->psp;
2908 	int ret = 0;
2909 
2910 	if (!amdgpu_sriov_vf(adev) && psp->funcs && psp->funcs->wait_for_bootloader != NULL)
2911 		ret = psp->funcs->wait_for_bootloader(psp);
2912 
2913 	return ret;
2914 }
2915 
2916 bool amdgpu_psp_get_ras_capability(struct psp_context *psp)
2917 {
2918 	if (psp->funcs &&
2919 	    psp->funcs->get_ras_capability) {
2920 		return psp->funcs->get_ras_capability(psp);
2921 	} else {
2922 		return false;
2923 	}
2924 }
2925 
2926 bool amdgpu_psp_tos_reload_needed(struct amdgpu_device *adev)
2927 {
2928 	struct psp_context *psp = &adev->psp;
2929 
2930 	if (amdgpu_sriov_vf(adev) || (adev->flags & AMD_IS_APU))
2931 		return false;
2932 
2933 	if (psp->funcs && psp->funcs->is_reload_needed)
2934 		return psp->funcs->is_reload_needed(psp);
2935 
2936 	return false;
2937 }
2938 
2939 static void psp_update_gpu_addresses(struct amdgpu_device *adev)
2940 {
2941 	struct psp_context *psp = &adev->psp;
2942 
2943 	if (psp->cmd_buf_bo && psp->cmd_buf_mem) {
2944 		psp->fw_pri_mc_addr = amdgpu_bo_fb_aper_addr(psp->fw_pri_bo);
2945 		psp->fence_buf_mc_addr = amdgpu_bo_fb_aper_addr(psp->fence_buf_bo);
2946 		psp->cmd_buf_mc_addr = amdgpu_bo_fb_aper_addr(psp->cmd_buf_bo);
2947 	}
2948 	if (adev->firmware.rbuf && psp->km_ring.ring_mem)
2949 		psp->km_ring.ring_mem_mc_addr = amdgpu_bo_fb_aper_addr(adev->firmware.rbuf);
2950 }
2951 
2952 static int psp_hw_start(struct psp_context *psp)
2953 {
2954 	struct amdgpu_device *adev = psp->adev;
2955 	int ret;
2956 
2957 	if (amdgpu_virt_xgmi_migrate_enabled(adev))
2958 		psp_update_gpu_addresses(adev);
2959 
2960 	if (!amdgpu_sriov_vf(adev)) {
2961 		if ((is_psp_fw_valid(psp->kdb)) &&
2962 		    (psp->funcs->bootloader_load_kdb != NULL)) {
2963 			ret = psp_bootloader_load_kdb(psp);
2964 			if (ret) {
2965 				dev_err(adev->dev, "PSP load kdb failed!\n");
2966 				return ret;
2967 			}
2968 		}
2969 
2970 		if ((is_psp_fw_valid(psp->spl)) &&
2971 		    (psp->funcs->bootloader_load_spl != NULL)) {
2972 			ret = psp_bootloader_load_spl(psp);
2973 			if (ret) {
2974 				dev_err(adev->dev, "PSP load spl failed!\n");
2975 				return ret;
2976 			}
2977 		}
2978 
2979 		if ((is_psp_fw_valid(psp->sys)) &&
2980 		    (psp->funcs->bootloader_load_sysdrv != NULL)) {
2981 			ret = psp_bootloader_load_sysdrv(psp);
2982 			if (ret) {
2983 				dev_err(adev->dev, "PSP load sys drv failed!\n");
2984 				return ret;
2985 			}
2986 		}
2987 
2988 		if ((is_psp_fw_valid(psp->soc_drv)) &&
2989 		    (psp->funcs->bootloader_load_soc_drv != NULL)) {
2990 			ret = psp_bootloader_load_soc_drv(psp);
2991 			if (ret) {
2992 				dev_err(adev->dev, "PSP load soc drv failed!\n");
2993 				return ret;
2994 			}
2995 		}
2996 
2997 		if ((is_psp_fw_valid(psp->intf_drv)) &&
2998 		    (psp->funcs->bootloader_load_intf_drv != NULL)) {
2999 			ret = psp_bootloader_load_intf_drv(psp);
3000 			if (ret) {
3001 				dev_err(adev->dev, "PSP load intf drv failed!\n");
3002 				return ret;
3003 			}
3004 		}
3005 
3006 		if ((is_psp_fw_valid(psp->dbg_drv)) &&
3007 		    (psp->funcs->bootloader_load_dbg_drv != NULL)) {
3008 			ret = psp_bootloader_load_dbg_drv(psp);
3009 			if (ret) {
3010 				dev_err(adev->dev, "PSP load dbg drv failed!\n");
3011 				return ret;
3012 			}
3013 		}
3014 
3015 		if ((is_psp_fw_valid(psp->ras_drv)) &&
3016 		    (psp->funcs->bootloader_load_ras_drv != NULL)) {
3017 			ret = psp_bootloader_load_ras_drv(psp);
3018 			if (ret) {
3019 				dev_err(adev->dev, "PSP load ras_drv failed!\n");
3020 				return ret;
3021 			}
3022 		}
3023 
3024 		if ((is_psp_fw_valid(psp->ipkeymgr_drv)) &&
3025 		    (psp->funcs->bootloader_load_ipkeymgr_drv != NULL)) {
3026 			ret = psp_bootloader_load_ipkeymgr_drv(psp);
3027 			if (ret) {
3028 				dev_err(adev->dev, "PSP load ipkeymgr_drv failed!\n");
3029 				return ret;
3030 			}
3031 		}
3032 
3033 		if ((is_psp_fw_valid(psp->spdm_drv)) &&
3034 		    (psp->funcs->bootloader_load_spdm_drv != NULL)) {
3035 			ret = psp_bootloader_load_spdm_drv(psp);
3036 			if (ret) {
3037 				dev_err(adev->dev, "PSP load spdm_drv failed!\n");
3038 				return ret;
3039 			}
3040 		}
3041 
3042 		if ((is_psp_fw_valid(psp->sos)) &&
3043 		    (psp->funcs->bootloader_load_sos != NULL)) {
3044 			ret = psp_bootloader_load_sos(psp);
3045 			if (ret) {
3046 				dev_err(adev->dev, "PSP load sos failed!\n");
3047 				return ret;
3048 			}
3049 		}
3050 	}
3051 
3052 	ret = psp_ring_create(psp, PSP_RING_TYPE__KM);
3053 	if (ret) {
3054 		dev_err(adev->dev, "PSP create ring failed!\n");
3055 		return ret;
3056 	}
3057 
3058 	if (!amdgpu_in_reset(adev) && !adev->in_suspend) {
3059 		ret = psp_update_fw_reservation(psp);
3060 		if (ret) {
3061 			dev_err(adev->dev, "update fw reservation failed!\n");
3062 			return ret;
3063 		}
3064 	}
3065 
3066 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev))
3067 		goto skip_pin_bo;
3068 
3069 	if (!psp->boot_time_tmr || psp->autoload_supported) {
3070 		ret = psp_tmr_init(psp);
3071 		if (ret) {
3072 			dev_err(adev->dev, "PSP tmr init failed!\n");
3073 			return ret;
3074 		}
3075 	}
3076 
3077 skip_pin_bo:
3078 	/*
3079 	 * For ASICs with DF Cstate management centralized
3080 	 * to PMFW, TMR setup should be performed after PMFW
3081 	 * loaded and before other non-psp firmware loaded.
3082 	 */
3083 	if (psp->pmfw_centralized_cstate_management) {
3084 		ret = psp_load_smu_fw(psp);
3085 		if (ret)
3086 			return ret;
3087 	}
3088 
3089 	ret = psp_tmr_load(psp);
3090 	if (ret) {
3091 		dev_err(adev->dev, "PSP load tmr failed!\n");
3092 		return ret;
3093 	}
3094 
3095 	return 0;
3096 }
3097 
3098 int amdgpu_psp_get_fw_type(struct amdgpu_firmware_info *ucode,
3099 			   enum psp_gfx_fw_type *type)
3100 {
3101 	switch (ucode->ucode_id) {
3102 	case AMDGPU_UCODE_ID_CAP:
3103 		*type = GFX_FW_TYPE_CAP;
3104 		break;
3105 	case AMDGPU_UCODE_ID_SDMA0:
3106 		*type = GFX_FW_TYPE_SDMA0;
3107 		break;
3108 	case AMDGPU_UCODE_ID_SDMA1:
3109 		*type = GFX_FW_TYPE_SDMA1;
3110 		break;
3111 	case AMDGPU_UCODE_ID_SDMA2:
3112 		*type = GFX_FW_TYPE_SDMA2;
3113 		break;
3114 	case AMDGPU_UCODE_ID_SDMA3:
3115 		*type = GFX_FW_TYPE_SDMA3;
3116 		break;
3117 	case AMDGPU_UCODE_ID_SDMA4:
3118 		*type = GFX_FW_TYPE_SDMA4;
3119 		break;
3120 	case AMDGPU_UCODE_ID_SDMA5:
3121 		*type = GFX_FW_TYPE_SDMA5;
3122 		break;
3123 	case AMDGPU_UCODE_ID_SDMA6:
3124 		*type = GFX_FW_TYPE_SDMA6;
3125 		break;
3126 	case AMDGPU_UCODE_ID_SDMA7:
3127 		*type = GFX_FW_TYPE_SDMA7;
3128 		break;
3129 	case AMDGPU_UCODE_ID_CP_MES:
3130 		*type = GFX_FW_TYPE_CP_MES;
3131 		break;
3132 	case AMDGPU_UCODE_ID_CP_MES_DATA:
3133 		*type = GFX_FW_TYPE_MES_STACK;
3134 		break;
3135 	case AMDGPU_UCODE_ID_CP_MES1:
3136 		*type = GFX_FW_TYPE_CP_MES_KIQ;
3137 		break;
3138 	case AMDGPU_UCODE_ID_CP_MES1_DATA:
3139 		*type = GFX_FW_TYPE_MES_KIQ_STACK;
3140 		break;
3141 	case AMDGPU_UCODE_ID_CP_CE:
3142 		*type = GFX_FW_TYPE_CP_CE;
3143 		break;
3144 	case AMDGPU_UCODE_ID_CP_PFP:
3145 		*type = GFX_FW_TYPE_CP_PFP;
3146 		break;
3147 	case AMDGPU_UCODE_ID_CP_ME:
3148 		*type = GFX_FW_TYPE_CP_ME;
3149 		break;
3150 	case AMDGPU_UCODE_ID_CP_MEC1:
3151 		*type = GFX_FW_TYPE_CP_MEC;
3152 		break;
3153 	case AMDGPU_UCODE_ID_CP_MEC1_JT:
3154 		*type = GFX_FW_TYPE_CP_MEC_ME1;
3155 		break;
3156 	case AMDGPU_UCODE_ID_CP_MEC2:
3157 		*type = GFX_FW_TYPE_CP_MEC;
3158 		break;
3159 	case AMDGPU_UCODE_ID_CP_MEC2_JT:
3160 		*type = GFX_FW_TYPE_CP_MEC_ME2;
3161 		break;
3162 	case AMDGPU_UCODE_ID_RLC_P:
3163 		*type = GFX_FW_TYPE_RLC_P;
3164 		break;
3165 	case AMDGPU_UCODE_ID_RLC_V:
3166 		*type = GFX_FW_TYPE_RLC_V;
3167 		break;
3168 	case AMDGPU_UCODE_ID_RLC_G:
3169 		*type = GFX_FW_TYPE_RLC_G;
3170 		break;
3171 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL:
3172 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_CNTL;
3173 		break;
3174 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM:
3175 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_GPM_MEM;
3176 		break;
3177 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM:
3178 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_MEM;
3179 		break;
3180 	case AMDGPU_UCODE_ID_RLC_IRAM:
3181 		*type = GFX_FW_TYPE_RLC_IRAM;
3182 		break;
3183 	case AMDGPU_UCODE_ID_RLC_DRAM:
3184 		*type = GFX_FW_TYPE_RLC_DRAM_BOOT;
3185 		break;
3186 	case AMDGPU_UCODE_ID_RLC_IRAM_1:
3187 		*type = GFX_FW_TYPE_RLX6_UCODE_CORE1;
3188 		break;
3189 	case AMDGPU_UCODE_ID_RLC_DRAM_1:
3190 		*type = GFX_FW_TYPE_RLX6_DRAM_BOOT_CORE1;
3191 		break;
3192 	case AMDGPU_UCODE_ID_GLOBAL_TAP_DELAYS:
3193 		*type = GFX_FW_TYPE_GLOBAL_TAP_DELAYS;
3194 		break;
3195 	case AMDGPU_UCODE_ID_SE0_TAP_DELAYS:
3196 		*type = GFX_FW_TYPE_SE0_TAP_DELAYS;
3197 		break;
3198 	case AMDGPU_UCODE_ID_SE1_TAP_DELAYS:
3199 		*type = GFX_FW_TYPE_SE1_TAP_DELAYS;
3200 		break;
3201 	case AMDGPU_UCODE_ID_SE2_TAP_DELAYS:
3202 		*type = GFX_FW_TYPE_SE2_TAP_DELAYS;
3203 		break;
3204 	case AMDGPU_UCODE_ID_SE3_TAP_DELAYS:
3205 		*type = GFX_FW_TYPE_SE3_TAP_DELAYS;
3206 		break;
3207 	case AMDGPU_UCODE_ID_SMC:
3208 		*type = GFX_FW_TYPE_SMU;
3209 		break;
3210 	case AMDGPU_UCODE_ID_PPTABLE:
3211 		*type = GFX_FW_TYPE_PPTABLE;
3212 		break;
3213 	case AMDGPU_UCODE_ID_UVD:
3214 		*type = GFX_FW_TYPE_UVD;
3215 		break;
3216 	case AMDGPU_UCODE_ID_UVD1:
3217 		*type = GFX_FW_TYPE_UVD1;
3218 		break;
3219 	case AMDGPU_UCODE_ID_VCE:
3220 		*type = GFX_FW_TYPE_VCE;
3221 		break;
3222 	case AMDGPU_UCODE_ID_VCN:
3223 		*type = GFX_FW_TYPE_VCN;
3224 		break;
3225 	case AMDGPU_UCODE_ID_VCN1:
3226 		*type = GFX_FW_TYPE_VCN1;
3227 		break;
3228 	case AMDGPU_UCODE_ID_DMCU_ERAM:
3229 		*type = GFX_FW_TYPE_DMCU_ERAM;
3230 		break;
3231 	case AMDGPU_UCODE_ID_DMCU_INTV:
3232 		*type = GFX_FW_TYPE_DMCU_ISR;
3233 		break;
3234 	case AMDGPU_UCODE_ID_VCN0_RAM:
3235 		*type = GFX_FW_TYPE_VCN0_RAM;
3236 		break;
3237 	case AMDGPU_UCODE_ID_VCN1_RAM:
3238 		*type = GFX_FW_TYPE_VCN1_RAM;
3239 		break;
3240 	case AMDGPU_UCODE_ID_DMCUB:
3241 		*type = GFX_FW_TYPE_DMUB;
3242 		break;
3243 	case AMDGPU_UCODE_ID_SDMA_UCODE_TH0:
3244 	case AMDGPU_UCODE_ID_SDMA_RS64:
3245 		*type = GFX_FW_TYPE_SDMA_UCODE_TH0;
3246 		break;
3247 	case AMDGPU_UCODE_ID_SDMA_UCODE_TH1:
3248 		*type = GFX_FW_TYPE_SDMA_UCODE_TH1;
3249 		break;
3250 	case AMDGPU_UCODE_ID_IMU_I:
3251 		*type = GFX_FW_TYPE_IMU_I;
3252 		break;
3253 	case AMDGPU_UCODE_ID_IMU_D:
3254 		*type = GFX_FW_TYPE_IMU_D;
3255 		break;
3256 	case AMDGPU_UCODE_ID_CP_RS64_PFP:
3257 		*type = GFX_FW_TYPE_RS64_PFP;
3258 		break;
3259 	case AMDGPU_UCODE_ID_CP_RS64_ME:
3260 		*type = GFX_FW_TYPE_RS64_ME;
3261 		break;
3262 	case AMDGPU_UCODE_ID_CP_RS64_MEC:
3263 		*type = GFX_FW_TYPE_RS64_MEC;
3264 		break;
3265 	case AMDGPU_UCODE_ID_CP_RS64_PFP_P0_STACK:
3266 		*type = GFX_FW_TYPE_RS64_PFP_P0_STACK;
3267 		break;
3268 	case AMDGPU_UCODE_ID_CP_RS64_PFP_P1_STACK:
3269 		*type = GFX_FW_TYPE_RS64_PFP_P1_STACK;
3270 		break;
3271 	case AMDGPU_UCODE_ID_CP_RS64_ME_P0_STACK:
3272 		*type = GFX_FW_TYPE_RS64_ME_P0_STACK;
3273 		break;
3274 	case AMDGPU_UCODE_ID_CP_RS64_ME_P1_STACK:
3275 		*type = GFX_FW_TYPE_RS64_ME_P1_STACK;
3276 		break;
3277 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P0_STACK:
3278 		*type = GFX_FW_TYPE_RS64_MEC_P0_STACK;
3279 		break;
3280 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P1_STACK:
3281 		*type = GFX_FW_TYPE_RS64_MEC_P1_STACK;
3282 		break;
3283 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P2_STACK:
3284 		*type = GFX_FW_TYPE_RS64_MEC_P2_STACK;
3285 		break;
3286 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P3_STACK:
3287 		*type = GFX_FW_TYPE_RS64_MEC_P3_STACK;
3288 		break;
3289 	case AMDGPU_UCODE_ID_VPE_CTX:
3290 		*type = GFX_FW_TYPE_VPEC_FW1;
3291 		break;
3292 	case AMDGPU_UCODE_ID_VPE_CTL:
3293 		*type = GFX_FW_TYPE_VPEC_FW2;
3294 		break;
3295 	case AMDGPU_UCODE_ID_VPE:
3296 		*type = GFX_FW_TYPE_VPE;
3297 		break;
3298 	case AMDGPU_UCODE_ID_UMSCH_MM_UCODE:
3299 		*type = GFX_FW_TYPE_UMSCH_UCODE;
3300 		break;
3301 	case AMDGPU_UCODE_ID_UMSCH_MM_DATA:
3302 		*type = GFX_FW_TYPE_UMSCH_DATA;
3303 		break;
3304 	case AMDGPU_UCODE_ID_UMSCH_MM_CMD_BUFFER:
3305 		*type = GFX_FW_TYPE_UMSCH_CMD_BUFFER;
3306 		break;
3307 	case AMDGPU_UCODE_ID_P2S_TABLE:
3308 		*type = GFX_FW_TYPE_P2S_TABLE;
3309 		break;
3310 	case AMDGPU_UCODE_ID_JPEG_RAM:
3311 		*type = GFX_FW_TYPE_JPEG_RAM;
3312 		break;
3313 	case AMDGPU_UCODE_ID_ISP:
3314 		*type = GFX_FW_TYPE_ISP;
3315 		break;
3316 	case AMDGPU_UCODE_ID_MAXIMUM:
3317 	default:
3318 		return -EINVAL;
3319 	}
3320 
3321 	return 0;
3322 }
3323 
3324 static void psp_print_fw_hdr(struct psp_context *psp,
3325 			     struct amdgpu_firmware_info *ucode)
3326 {
3327 	struct amdgpu_device *adev = psp->adev;
3328 	struct common_firmware_header *hdr;
3329 
3330 	switch (ucode->ucode_id) {
3331 	case AMDGPU_UCODE_ID_SDMA0:
3332 	case AMDGPU_UCODE_ID_SDMA1:
3333 	case AMDGPU_UCODE_ID_SDMA2:
3334 	case AMDGPU_UCODE_ID_SDMA3:
3335 	case AMDGPU_UCODE_ID_SDMA4:
3336 	case AMDGPU_UCODE_ID_SDMA5:
3337 	case AMDGPU_UCODE_ID_SDMA6:
3338 	case AMDGPU_UCODE_ID_SDMA7:
3339 		hdr = (struct common_firmware_header *)
3340 			adev->sdma.instance[ucode->ucode_id - AMDGPU_UCODE_ID_SDMA0].fw->data;
3341 		amdgpu_ucode_print_sdma_hdr(hdr);
3342 		break;
3343 	case AMDGPU_UCODE_ID_CP_CE:
3344 		hdr = (struct common_firmware_header *)adev->gfx.ce_fw->data;
3345 		amdgpu_ucode_print_gfx_hdr(hdr);
3346 		break;
3347 	case AMDGPU_UCODE_ID_CP_PFP:
3348 		hdr = (struct common_firmware_header *)adev->gfx.pfp_fw->data;
3349 		amdgpu_ucode_print_gfx_hdr(hdr);
3350 		break;
3351 	case AMDGPU_UCODE_ID_CP_ME:
3352 		hdr = (struct common_firmware_header *)adev->gfx.me_fw->data;
3353 		amdgpu_ucode_print_gfx_hdr(hdr);
3354 		break;
3355 	case AMDGPU_UCODE_ID_CP_MEC1:
3356 		hdr = (struct common_firmware_header *)adev->gfx.mec_fw->data;
3357 		amdgpu_ucode_print_gfx_hdr(hdr);
3358 		break;
3359 	case AMDGPU_UCODE_ID_RLC_G:
3360 	case AMDGPU_UCODE_ID_RLC_DRAM_1:
3361 	case AMDGPU_UCODE_ID_RLC_IRAM_1:
3362 		hdr = (struct common_firmware_header *)adev->gfx.rlc_fw->data;
3363 		amdgpu_ucode_print_rlc_hdr(hdr);
3364 		break;
3365 	case AMDGPU_UCODE_ID_SMC:
3366 		hdr = (struct common_firmware_header *)adev->pm.fw->data;
3367 		amdgpu_ucode_print_smc_hdr(hdr);
3368 		break;
3369 	default:
3370 		break;
3371 	}
3372 }
3373 
3374 static int psp_prep_load_ip_fw_cmd_buf(struct psp_context *psp,
3375 				       struct amdgpu_firmware_info *ucode,
3376 				       struct psp_gfx_cmd_resp *cmd)
3377 {
3378 	int ret;
3379 	uint64_t fw_mem_mc_addr = ucode->mc_addr;
3380 
3381 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
3382 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr);
3383 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr);
3384 	cmd->cmd.cmd_load_ip_fw.fw_size = ucode->ucode_size;
3385 
3386 	ret = psp_get_fw_type(psp, ucode, &cmd->cmd.cmd_load_ip_fw.fw_type);
3387 	if (ret)
3388 		dev_err(psp->adev->dev, "Unknown firmware type %d\n", ucode->ucode_id);
3389 	return ret;
3390 }
3391 
3392 int psp_execute_ip_fw_load(struct psp_context *psp,
3393 			   struct amdgpu_firmware_info *ucode)
3394 {
3395 	int ret = 0;
3396 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
3397 
3398 	ret = psp_prep_load_ip_fw_cmd_buf(psp, ucode, cmd);
3399 	if (!ret) {
3400 		ret = psp_cmd_submit_buf(psp, ucode, cmd,
3401 					 psp->fence_buf_mc_addr);
3402 	}
3403 
3404 	release_psp_cmd_buf(psp);
3405 
3406 	return ret;
3407 }
3408 
3409 static int psp_load_p2s_table(struct psp_context *psp)
3410 {
3411 	int ret;
3412 	struct amdgpu_device *adev = psp->adev;
3413 	struct amdgpu_firmware_info *ucode =
3414 		&adev->firmware.ucode[AMDGPU_UCODE_ID_P2S_TABLE];
3415 
3416 	if (adev->in_runpm && ((adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) ||
3417 				(adev->pm.rpm_mode == AMDGPU_RUNPM_BAMACO)))
3418 		return 0;
3419 
3420 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 6) ||
3421 	    amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 14)) {
3422 		uint32_t supp_vers = adev->flags & AMD_IS_APU ? 0x0036013D :
3423 								0x0036003C;
3424 		if (psp->sos.fw_version < supp_vers)
3425 			return 0;
3426 	}
3427 
3428 	if (!ucode->fw || amdgpu_sriov_vf(psp->adev))
3429 		return 0;
3430 
3431 	ret = psp_execute_ip_fw_load(psp, ucode);
3432 
3433 	return ret;
3434 }
3435 
3436 static int psp_load_smu_fw(struct psp_context *psp)
3437 {
3438 	int ret;
3439 	struct amdgpu_device *adev = psp->adev;
3440 	struct amdgpu_firmware_info *ucode =
3441 			&adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];
3442 	struct amdgpu_ras *ras = psp->ras_context.ras;
3443 
3444 	/*
3445 	 * Skip SMU FW reloading in case of using BACO for runpm only,
3446 	 * as SMU is always alive.
3447 	 */
3448 	if (adev->in_runpm && ((adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) ||
3449 				(adev->pm.rpm_mode == AMDGPU_RUNPM_BAMACO)))
3450 		return 0;
3451 
3452 	if (!ucode->fw || amdgpu_sriov_vf(psp->adev))
3453 		return 0;
3454 
3455 	if ((amdgpu_in_reset(adev) && ras && adev->ras_enabled &&
3456 	     (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 4) ||
3457 	      amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 2)))) {
3458 		ret = amdgpu_dpm_set_mp1_state(adev, PP_MP1_STATE_UNLOAD);
3459 		if (ret)
3460 			dev_err(adev->dev, "Failed to set MP1 state prepare for reload\n");
3461 	}
3462 
3463 	ret = psp_execute_ip_fw_load(psp, ucode);
3464 
3465 	if (ret)
3466 		dev_err(adev->dev, "PSP load smu failed!\n");
3467 
3468 	return ret;
3469 }
3470 
3471 static bool fw_load_skip_check(struct psp_context *psp,
3472 			       struct amdgpu_firmware_info *ucode)
3473 {
3474 	if (!ucode->fw || !ucode->ucode_size)
3475 		return true;
3476 
3477 	if (ucode->ucode_id == AMDGPU_UCODE_ID_P2S_TABLE)
3478 		return true;
3479 
3480 	if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
3481 	    (psp_smu_reload_quirk(psp) ||
3482 	     psp->autoload_supported ||
3483 	     psp->pmfw_centralized_cstate_management))
3484 		return true;
3485 
3486 	if (amdgpu_sriov_vf(psp->adev) &&
3487 	    amdgpu_virt_fw_load_skip_check(psp->adev, ucode->ucode_id))
3488 		return true;
3489 
3490 	if (psp->autoload_supported &&
3491 	    (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1_JT ||
3492 	     ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2_JT))
3493 		/* skip mec JT when autoload is enabled */
3494 		return true;
3495 
3496 	return false;
3497 }
3498 
3499 int psp_load_fw_list(struct psp_context *psp,
3500 		     struct amdgpu_firmware_info **ucode_list, int ucode_count)
3501 {
3502 	int ret = 0, i;
3503 	struct amdgpu_firmware_info *ucode;
3504 
3505 	for (i = 0; i < ucode_count; ++i) {
3506 		ucode = ucode_list[i];
3507 		psp_print_fw_hdr(psp, ucode);
3508 		ret = psp_execute_ip_fw_load(psp, ucode);
3509 		if (ret)
3510 			return ret;
3511 	}
3512 	return ret;
3513 }
3514 
3515 static int psp_load_non_psp_fw(struct psp_context *psp)
3516 {
3517 	int i, ret;
3518 	struct amdgpu_firmware_info *ucode;
3519 	struct amdgpu_device *adev = psp->adev;
3520 
3521 	if (psp->autoload_supported &&
3522 	    !psp->pmfw_centralized_cstate_management) {
3523 		ret = psp_load_smu_fw(psp);
3524 		if (ret)
3525 			return ret;
3526 	}
3527 
3528 	/* Load P2S table first if it's available */
3529 	psp_load_p2s_table(psp);
3530 
3531 	for (i = 0; i < adev->firmware.max_ucodes; i++) {
3532 		ucode = &adev->firmware.ucode[i];
3533 
3534 		if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
3535 		    !fw_load_skip_check(psp, ucode)) {
3536 			ret = psp_load_smu_fw(psp);
3537 			if (ret)
3538 				return ret;
3539 			continue;
3540 		}
3541 
3542 		if (fw_load_skip_check(psp, ucode))
3543 			continue;
3544 
3545 		if (psp->autoload_supported &&
3546 		    (amdgpu_ip_version(adev, MP0_HWIP, 0) ==
3547 			     IP_VERSION(11, 0, 7) ||
3548 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
3549 			     IP_VERSION(11, 0, 11) ||
3550 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
3551 			     IP_VERSION(11, 0, 12) ||
3552 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
3553 			     IP_VERSION(15, 0, 0) ||
3554 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
3555 			     IP_VERSION(15, 0, 5) ||
3556 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
3557 			     IP_VERSION(15, 0, 8) ||
3558 			amdgpu_ip_version(adev, MP0_HWIP, 0) ==
3559 			     IP_VERSION(15, 0, 9)) &&
3560 		    (ucode->ucode_id == AMDGPU_UCODE_ID_SDMA1 ||
3561 		     ucode->ucode_id == AMDGPU_UCODE_ID_SDMA2 ||
3562 		     ucode->ucode_id == AMDGPU_UCODE_ID_SDMA3))
3563 			/* PSP only receive one SDMA fw for sienna_cichlid,
3564 			 * as all four sdma fw are same
3565 			 */
3566 			continue;
3567 
3568 		/* IMU ucode is part of IFWI and MP0 15.0.8 would load it */
3569 		if (amdgpu_ip_version(adev, MP0_HWIP, 0) ==
3570 		    IP_VERSION(15, 0, 8) &&
3571 		    (ucode->ucode_id == AMDGPU_UCODE_ID_IMU_I ||
3572 		    ucode->ucode_id == AMDGPU_UCODE_ID_IMU_D))
3573 			continue;
3574 
3575 		psp_print_fw_hdr(psp, ucode);
3576 
3577 		ret = psp_execute_ip_fw_load(psp, ucode);
3578 		if (ret)
3579 			return ret;
3580 
3581 		/* Start rlc autoload after psp received all the gfx firmware */
3582 		if (psp->autoload_supported && ucode->ucode_id == (amdgpu_sriov_vf(adev) ?
3583 		    adev->virt.autoload_ucode_id : AMDGPU_UCODE_ID_RLC_G)) {
3584 			ret = psp_rlc_autoload_start(psp);
3585 			if (ret) {
3586 				dev_err(adev->dev, "Failed to start rlc autoload\n");
3587 				return ret;
3588 			}
3589 		}
3590 	}
3591 
3592 	return 0;
3593 }
3594 
3595 static int psp_load_fw(struct amdgpu_device *adev)
3596 {
3597 	int ret;
3598 	struct psp_context *psp = &adev->psp;
3599 
3600 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev)) {
3601 		/* should not destroy ring, only stop */
3602 		psp_ring_stop(psp, PSP_RING_TYPE__KM);
3603 	} else {
3604 		memset(psp->fence_buf, 0, PSP_FENCE_BUFFER_SIZE);
3605 
3606 		ret = psp_ring_init(psp, PSP_RING_TYPE__KM);
3607 		if (ret) {
3608 			dev_err(adev->dev, "PSP ring init failed!\n");
3609 			goto failed;
3610 		}
3611 	}
3612 
3613 	ret = psp_hw_start(psp);
3614 	if (ret)
3615 		goto failed;
3616 
3617 	ret = psp_load_non_psp_fw(psp);
3618 	if (ret)
3619 		goto failed1;
3620 
3621 	ret = psp_asd_initialize(psp);
3622 	if (ret) {
3623 		dev_err(adev->dev, "PSP load asd failed!\n");
3624 		goto failed1;
3625 	}
3626 
3627 	ret = psp_rl_load(adev);
3628 	if (ret) {
3629 		dev_err(adev->dev, "PSP load RL failed!\n");
3630 		goto failed1;
3631 	}
3632 
3633 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev)) {
3634 		if (adev->gmc.xgmi.num_physical_nodes > 1) {
3635 			ret = psp_xgmi_initialize(psp, false, true);
3636 			/* Warning the XGMI seesion initialize failure
3637 			 * Instead of stop driver initialization
3638 			 */
3639 			if (ret)
3640 				dev_err(psp->adev->dev,
3641 					"XGMI: Failed to initialize XGMI session\n");
3642 		}
3643 	}
3644 
3645 	if (psp->ta_fw) {
3646 		ret = psp_ras_initialize(psp);
3647 		if (ret)
3648 			dev_err(psp->adev->dev,
3649 				"RAS: Failed to initialize RAS\n");
3650 
3651 		ret = psp_hdcp_initialize(psp);
3652 		if (ret)
3653 			dev_err(psp->adev->dev,
3654 				"HDCP: Failed to initialize HDCP\n");
3655 
3656 		ret = psp_dtm_initialize(psp);
3657 		if (ret)
3658 			dev_err(psp->adev->dev,
3659 				"DTM: Failed to initialize DTM\n");
3660 
3661 		ret = psp_rap_initialize(psp);
3662 		if (ret)
3663 			dev_err(psp->adev->dev,
3664 				"RAP: Failed to initialize RAP\n");
3665 
3666 		ret = psp_securedisplay_initialize(psp);
3667 		if (ret)
3668 			dev_err(psp->adev->dev,
3669 				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
3670 	}
3671 
3672 	return 0;
3673 
3674 failed1:
3675 	psp_free_shared_bufs(psp);
3676 failed:
3677 	/*
3678 	 * all cleanup jobs (xgmi terminate, ras terminate,
3679 	 * ring destroy, cmd/fence/fw buffers destory,
3680 	 * psp->cmd destory) are delayed to psp_hw_fini
3681 	 */
3682 	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
3683 	return ret;
3684 }
3685 
3686 static int psp_hw_init(struct amdgpu_ip_block *ip_block)
3687 {
3688 	int ret;
3689 	struct amdgpu_device *adev = ip_block->adev;
3690 
3691 	mutex_lock(&adev->firmware.mutex);
3692 
3693 	ret = amdgpu_ucode_init_bo(adev);
3694 	if (ret)
3695 		goto failed;
3696 
3697 	ret = psp_load_fw(adev);
3698 	if (ret) {
3699 		dev_err(adev->dev, "PSP firmware loading failed\n");
3700 		goto failed;
3701 	}
3702 
3703 	mutex_unlock(&adev->firmware.mutex);
3704 	return 0;
3705 
3706 failed:
3707 	adev->firmware.load_type = AMDGPU_FW_LOAD_DIRECT;
3708 	mutex_unlock(&adev->firmware.mutex);
3709 	return -EINVAL;
3710 }
3711 
3712 static int psp_hw_fini(struct amdgpu_ip_block *ip_block)
3713 {
3714 	struct amdgpu_device *adev = ip_block->adev;
3715 	struct psp_context *psp = &adev->psp;
3716 
3717 	if (psp->ta_fw) {
3718 		psp_ras_terminate(psp);
3719 		psp_securedisplay_terminate(psp);
3720 		psp_rap_terminate(psp);
3721 		psp_dtm_terminate(psp);
3722 		psp_hdcp_terminate(psp);
3723 
3724 		if (adev->gmc.xgmi.num_physical_nodes > 1)
3725 			psp_xgmi_terminate(psp);
3726 	}
3727 
3728 	psp_asd_terminate(psp);
3729 	psp_tmr_terminate(psp);
3730 
3731 	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
3732 
3733 	return 0;
3734 }
3735 
3736 static int psp_suspend(struct amdgpu_ip_block *ip_block)
3737 {
3738 	int ret = 0;
3739 	struct amdgpu_device *adev = ip_block->adev;
3740 	struct psp_context *psp = &adev->psp;
3741 
3742 	if (adev->gmc.xgmi.num_physical_nodes > 1 &&
3743 	    psp->xgmi_context.context.initialized) {
3744 		ret = psp_xgmi_terminate(psp);
3745 		if (ret) {
3746 			dev_err(adev->dev, "Failed to terminate xgmi ta\n");
3747 			goto out;
3748 		}
3749 	}
3750 
3751 	if (psp->ta_fw) {
3752 		ret = psp_ras_terminate(psp);
3753 		if (ret) {
3754 			dev_err(adev->dev, "Failed to terminate ras ta\n");
3755 			goto out;
3756 		}
3757 		ret = psp_hdcp_terminate(psp);
3758 		if (ret) {
3759 			dev_err(adev->dev, "Failed to terminate hdcp ta\n");
3760 			goto out;
3761 		}
3762 		ret = psp_dtm_terminate(psp);
3763 		if (ret) {
3764 			dev_err(adev->dev, "Failed to terminate dtm ta\n");
3765 			goto out;
3766 		}
3767 		ret = psp_rap_terminate(psp);
3768 		if (ret) {
3769 			dev_err(adev->dev, "Failed to terminate rap ta\n");
3770 			goto out;
3771 		}
3772 		ret = psp_securedisplay_terminate(psp);
3773 		if (ret) {
3774 			dev_err(adev->dev, "Failed to terminate securedisplay ta\n");
3775 			goto out;
3776 		}
3777 	}
3778 
3779 	ret = psp_asd_terminate(psp);
3780 	if (ret) {
3781 		dev_err(adev->dev, "Failed to terminate asd\n");
3782 		goto out;
3783 	}
3784 
3785 	ret = psp_tmr_terminate(psp);
3786 	if (ret) {
3787 		dev_err(adev->dev, "Failed to terminate tmr\n");
3788 		goto out;
3789 	}
3790 
3791 	ret = psp_ring_stop(psp, PSP_RING_TYPE__KM);
3792 	if (ret)
3793 		dev_err(adev->dev, "PSP ring stop failed\n");
3794 
3795 out:
3796 	return ret;
3797 }
3798 
3799 static int psp_resume(struct amdgpu_ip_block *ip_block)
3800 {
3801 	int ret;
3802 	struct amdgpu_device *adev = ip_block->adev;
3803 	struct psp_context *psp = &adev->psp;
3804 
3805 	dev_info(adev->dev, "PSP is resuming...\n");
3806 
3807 	if (psp->mem_train_ctx.enable_mem_training) {
3808 		ret = psp_mem_training(psp, PSP_MEM_TRAIN_RESUME);
3809 		if (ret) {
3810 			dev_err(adev->dev, "Failed to process memory training!\n");
3811 			return ret;
3812 		}
3813 	}
3814 
3815 	mutex_lock(&adev->firmware.mutex);
3816 
3817 	ret = amdgpu_ucode_init_bo(adev);
3818 	if (ret)
3819 		goto failed;
3820 
3821 	ret = psp_hw_start(psp);
3822 	if (ret)
3823 		goto failed;
3824 
3825 	ret = psp_load_non_psp_fw(psp);
3826 	if (ret)
3827 		goto failed;
3828 
3829 	ret = psp_asd_initialize(psp);
3830 	if (ret) {
3831 		dev_err(adev->dev, "PSP load asd failed!\n");
3832 		goto failed;
3833 	}
3834 
3835 	ret = psp_rl_load(adev);
3836 	if (ret) {
3837 		dev_err(adev->dev, "PSP load RL failed!\n");
3838 		goto failed;
3839 	}
3840 
3841 	if (adev->gmc.xgmi.num_physical_nodes > 1) {
3842 		ret = psp_xgmi_initialize(psp, false, true);
3843 		/* Warning the XGMI seesion initialize failure
3844 		 * Instead of stop driver initialization
3845 		 */
3846 		if (ret)
3847 			dev_err(psp->adev->dev,
3848 				"XGMI: Failed to initialize XGMI session\n");
3849 	}
3850 
3851 	if (psp->ta_fw) {
3852 		ret = psp_ras_initialize(psp);
3853 		if (ret)
3854 			dev_err(psp->adev->dev,
3855 				"RAS: Failed to initialize RAS\n");
3856 
3857 		ret = psp_hdcp_initialize(psp);
3858 		if (ret)
3859 			dev_err(psp->adev->dev,
3860 				"HDCP: Failed to initialize HDCP\n");
3861 
3862 		ret = psp_dtm_initialize(psp);
3863 		if (ret)
3864 			dev_err(psp->adev->dev,
3865 				"DTM: Failed to initialize DTM\n");
3866 
3867 		ret = psp_rap_initialize(psp);
3868 		if (ret)
3869 			dev_err(psp->adev->dev,
3870 				"RAP: Failed to initialize RAP\n");
3871 
3872 		ret = psp_securedisplay_initialize(psp);
3873 		if (ret)
3874 			dev_err(psp->adev->dev,
3875 				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
3876 	}
3877 
3878 	mutex_unlock(&adev->firmware.mutex);
3879 
3880 	return 0;
3881 
3882 failed:
3883 	dev_err(adev->dev, "PSP resume failed\n");
3884 	mutex_unlock(&adev->firmware.mutex);
3885 	return ret;
3886 }
3887 
3888 int psp_gpu_reset(struct amdgpu_device *adev)
3889 {
3890 	int ret;
3891 
3892 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
3893 		return 0;
3894 
3895 	mutex_lock(&adev->psp.mutex);
3896 	ret = psp_mode1_reset(&adev->psp);
3897 	mutex_unlock(&adev->psp.mutex);
3898 
3899 	return ret;
3900 }
3901 
3902 int psp_rlc_autoload_start(struct psp_context *psp)
3903 {
3904 	int ret;
3905 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
3906 
3907 	cmd->cmd_id = GFX_CMD_ID_AUTOLOAD_RLC;
3908 
3909 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
3910 				 psp->fence_buf_mc_addr);
3911 
3912 	release_psp_cmd_buf(psp);
3913 
3914 	return ret;
3915 }
3916 
3917 int psp_ring_cmd_submit(struct psp_context *psp,
3918 			uint64_t cmd_buf_mc_addr,
3919 			uint64_t fence_mc_addr,
3920 			int index)
3921 {
3922 	unsigned int psp_write_ptr_reg = 0;
3923 	struct psp_gfx_rb_frame *write_frame;
3924 	struct psp_ring *ring = &psp->km_ring;
3925 	struct psp_gfx_rb_frame *ring_buffer_start = ring->ring_mem;
3926 	struct psp_gfx_rb_frame *ring_buffer_end = ring_buffer_start +
3927 		ring->ring_size / sizeof(struct psp_gfx_rb_frame) - 1;
3928 	struct amdgpu_device *adev = psp->adev;
3929 	uint32_t ring_size_dw = ring->ring_size / 4;
3930 	uint32_t rb_frame_size_dw = sizeof(struct psp_gfx_rb_frame) / 4;
3931 
3932 	/* KM (GPCOM) prepare write pointer */
3933 	psp_write_ptr_reg = psp_ring_get_wptr(psp);
3934 
3935 	/* Update KM RB frame pointer to new frame */
3936 	/* write_frame ptr increments by size of rb_frame in bytes */
3937 	/* psp_write_ptr_reg increments by size of rb_frame in DWORDs */
3938 	if ((psp_write_ptr_reg % ring_size_dw) == 0)
3939 		write_frame = ring_buffer_start;
3940 	else
3941 		write_frame = ring_buffer_start + (psp_write_ptr_reg / rb_frame_size_dw);
3942 	/* Check invalid write_frame ptr address */
3943 	if ((write_frame < ring_buffer_start) || (ring_buffer_end < write_frame)) {
3944 		dev_err(adev->dev,
3945 			"ring_buffer_start = %p; ring_buffer_end = %p; write_frame = %p\n",
3946 			ring_buffer_start, ring_buffer_end, write_frame);
3947 		dev_err(adev->dev,
3948 			"write_frame is pointing to address out of bounds\n");
3949 		return -EINVAL;
3950 	}
3951 
3952 	/* Initialize KM RB frame */
3953 	memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame));
3954 
3955 	/* Update KM RB frame */
3956 	write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr);
3957 	write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr);
3958 	write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr);
3959 	write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr);
3960 	write_frame->fence_value = index;
3961 	amdgpu_device_flush_hdp(adev, NULL);
3962 
3963 	/* Update the write Pointer in DWORDs */
3964 	psp_write_ptr_reg = (psp_write_ptr_reg + rb_frame_size_dw) % ring_size_dw;
3965 	psp_ring_set_wptr(psp, psp_write_ptr_reg);
3966 	return 0;
3967 }
3968 
3969 int psp_init_asd_microcode(struct psp_context *psp, const char *chip_name)
3970 {
3971 	struct amdgpu_device *adev = psp->adev;
3972 	const struct psp_firmware_header_v1_0 *asd_hdr;
3973 	int err = 0;
3974 
3975 	err = amdgpu_ucode_request(adev, &adev->psp.asd_fw, AMDGPU_UCODE_REQUIRED,
3976 				   "amdgpu/%s_asd.bin", chip_name);
3977 	if (err)
3978 		goto out;
3979 
3980 	asd_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.asd_fw->data;
3981 	adev->psp.asd_context.bin_desc.fw_version = le32_to_cpu(asd_hdr->header.ucode_version);
3982 	adev->psp.asd_context.bin_desc.feature_version = le32_to_cpu(asd_hdr->sos.fw_version);
3983 	adev->psp.asd_context.bin_desc.size_bytes = le32_to_cpu(asd_hdr->header.ucode_size_bytes);
3984 	adev->psp.asd_context.bin_desc.start_addr = (uint8_t *)asd_hdr +
3985 				le32_to_cpu(asd_hdr->header.ucode_array_offset_bytes);
3986 	return 0;
3987 out:
3988 	amdgpu_ucode_release(&adev->psp.asd_fw);
3989 	return err;
3990 }
3991 
3992 int psp_init_toc_microcode(struct psp_context *psp, const char *chip_name)
3993 {
3994 	struct amdgpu_device *adev = psp->adev;
3995 	const struct psp_firmware_header_v1_0 *toc_hdr;
3996 	int err = 0;
3997 
3998 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(15, 0, 8) &&
3999 	    adev->rev_id == 0)
4000 		err = amdgpu_ucode_request(adev, &adev->psp.toc_fw, AMDGPU_UCODE_REQUIRED,
4001 				   "amdgpu/%s_toc_1.bin", chip_name);
4002 	else
4003 		err = amdgpu_ucode_request(adev, &adev->psp.toc_fw, AMDGPU_UCODE_REQUIRED,
4004 				   "amdgpu/%s_toc.bin", chip_name);
4005 	if (err)
4006 		goto out;
4007 
4008 	toc_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.toc_fw->data;
4009 	adev->psp.toc.fw_version = le32_to_cpu(toc_hdr->header.ucode_version);
4010 	adev->psp.toc.feature_version = le32_to_cpu(toc_hdr->sos.fw_version);
4011 	adev->psp.toc.size_bytes = le32_to_cpu(toc_hdr->header.ucode_size_bytes);
4012 	adev->psp.toc.start_addr = (uint8_t *)toc_hdr +
4013 				le32_to_cpu(toc_hdr->header.ucode_array_offset_bytes);
4014 	return 0;
4015 out:
4016 	amdgpu_ucode_release(&adev->psp.toc_fw);
4017 	return err;
4018 }
4019 
4020 static int parse_sos_bin_descriptor(struct psp_context *psp,
4021 				   const struct psp_fw_bin_desc *desc,
4022 				   const struct psp_firmware_header_v2_0 *sos_hdr)
4023 {
4024 	uint8_t *ucode_start_addr  = NULL;
4025 
4026 	if (!psp || !desc || !sos_hdr)
4027 		return -EINVAL;
4028 
4029 	ucode_start_addr  = (uint8_t *)sos_hdr +
4030 			    le32_to_cpu(desc->offset_bytes) +
4031 			    le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
4032 
4033 	switch (desc->fw_type) {
4034 	case PSP_FW_TYPE_PSP_SOS:
4035 		psp->sos.fw_version        = le32_to_cpu(desc->fw_version);
4036 		psp->sos.feature_version   = le32_to_cpu(desc->fw_version);
4037 		psp->sos.size_bytes        = le32_to_cpu(desc->size_bytes);
4038 		psp->sos.start_addr	   = ucode_start_addr;
4039 		break;
4040 	case PSP_FW_TYPE_PSP_SYS_DRV:
4041 		psp->sys.fw_version        = le32_to_cpu(desc->fw_version);
4042 		psp->sys.feature_version   = le32_to_cpu(desc->fw_version);
4043 		psp->sys.size_bytes        = le32_to_cpu(desc->size_bytes);
4044 		psp->sys.start_addr        = ucode_start_addr;
4045 		break;
4046 	case PSP_FW_TYPE_PSP_KDB:
4047 		psp->kdb.fw_version        = le32_to_cpu(desc->fw_version);
4048 		psp->kdb.feature_version   = le32_to_cpu(desc->fw_version);
4049 		psp->kdb.size_bytes        = le32_to_cpu(desc->size_bytes);
4050 		psp->kdb.start_addr        = ucode_start_addr;
4051 		break;
4052 	case PSP_FW_TYPE_PSP_TOC:
4053 		psp->toc.fw_version        = le32_to_cpu(desc->fw_version);
4054 		psp->toc.feature_version   = le32_to_cpu(desc->fw_version);
4055 		psp->toc.size_bytes        = le32_to_cpu(desc->size_bytes);
4056 		psp->toc.start_addr        = ucode_start_addr;
4057 		break;
4058 	case PSP_FW_TYPE_PSP_SPL:
4059 		psp->spl.fw_version        = le32_to_cpu(desc->fw_version);
4060 		psp->spl.feature_version   = le32_to_cpu(desc->fw_version);
4061 		psp->spl.size_bytes        = le32_to_cpu(desc->size_bytes);
4062 		psp->spl.start_addr        = ucode_start_addr;
4063 		break;
4064 	case PSP_FW_TYPE_PSP_RL:
4065 		psp->rl.fw_version         = le32_to_cpu(desc->fw_version);
4066 		psp->rl.feature_version    = le32_to_cpu(desc->fw_version);
4067 		psp->rl.size_bytes         = le32_to_cpu(desc->size_bytes);
4068 		psp->rl.start_addr         = ucode_start_addr;
4069 		break;
4070 	case PSP_FW_TYPE_PSP_SOC_DRV:
4071 		psp->soc_drv.fw_version         = le32_to_cpu(desc->fw_version);
4072 		psp->soc_drv.feature_version    = le32_to_cpu(desc->fw_version);
4073 		psp->soc_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
4074 		psp->soc_drv.start_addr         = ucode_start_addr;
4075 		break;
4076 	case PSP_FW_TYPE_PSP_INTF_DRV:
4077 		psp->intf_drv.fw_version        = le32_to_cpu(desc->fw_version);
4078 		psp->intf_drv.feature_version   = le32_to_cpu(desc->fw_version);
4079 		psp->intf_drv.size_bytes        = le32_to_cpu(desc->size_bytes);
4080 		psp->intf_drv.start_addr        = ucode_start_addr;
4081 		break;
4082 	case PSP_FW_TYPE_PSP_DBG_DRV:
4083 		psp->dbg_drv.fw_version         = le32_to_cpu(desc->fw_version);
4084 		psp->dbg_drv.feature_version    = le32_to_cpu(desc->fw_version);
4085 		psp->dbg_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
4086 		psp->dbg_drv.start_addr         = ucode_start_addr;
4087 		break;
4088 	case PSP_FW_TYPE_PSP_RAS_DRV:
4089 		psp->ras_drv.fw_version         = le32_to_cpu(desc->fw_version);
4090 		psp->ras_drv.feature_version    = le32_to_cpu(desc->fw_version);
4091 		psp->ras_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
4092 		psp->ras_drv.start_addr         = ucode_start_addr;
4093 		break;
4094 	case PSP_FW_TYPE_PSP_IPKEYMGR_DRV:
4095 		psp->ipkeymgr_drv.fw_version         = le32_to_cpu(desc->fw_version);
4096 		psp->ipkeymgr_drv.feature_version    = le32_to_cpu(desc->fw_version);
4097 		psp->ipkeymgr_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
4098 		psp->ipkeymgr_drv.start_addr         = ucode_start_addr;
4099 		break;
4100 	case PSP_FW_TYPE_PSP_SPDM_DRV:
4101 		psp->spdm_drv.fw_version	= le32_to_cpu(desc->fw_version);
4102 		psp->spdm_drv.feature_version	= le32_to_cpu(desc->fw_version);
4103 		psp->spdm_drv.size_bytes	= le32_to_cpu(desc->size_bytes);
4104 		psp->spdm_drv.start_addr	= ucode_start_addr;
4105 		break;
4106 	default:
4107 		dev_warn(psp->adev->dev, "Unsupported PSP FW type: %d\n", desc->fw_type);
4108 		break;
4109 	}
4110 
4111 	return 0;
4112 }
4113 
4114 static int psp_init_sos_base_fw(struct amdgpu_device *adev)
4115 {
4116 	const struct psp_firmware_header_v1_0 *sos_hdr;
4117 	const struct psp_firmware_header_v1_3 *sos_hdr_v1_3;
4118 	uint8_t *ucode_array_start_addr;
4119 
4120 	sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
4121 	ucode_array_start_addr = (uint8_t *)sos_hdr +
4122 		le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
4123 
4124 	if (adev->gmc.xgmi.connected_to_cpu ||
4125 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 2))) {
4126 		adev->psp.sos.fw_version = le32_to_cpu(sos_hdr->header.ucode_version);
4127 		adev->psp.sos.feature_version = le32_to_cpu(sos_hdr->sos.fw_version);
4128 
4129 		adev->psp.sys.size_bytes = le32_to_cpu(sos_hdr->sos.offset_bytes);
4130 		adev->psp.sys.start_addr = ucode_array_start_addr;
4131 
4132 		adev->psp.sos.size_bytes = le32_to_cpu(sos_hdr->sos.size_bytes);
4133 		adev->psp.sos.start_addr = ucode_array_start_addr +
4134 				le32_to_cpu(sos_hdr->sos.offset_bytes);
4135 	} else {
4136 		/* Load alternate PSP SOS FW */
4137 		sos_hdr_v1_3 = (const struct psp_firmware_header_v1_3 *)adev->psp.sos_fw->data;
4138 
4139 		adev->psp.sos.fw_version = le32_to_cpu(sos_hdr_v1_3->sos_aux.fw_version);
4140 		adev->psp.sos.feature_version = le32_to_cpu(sos_hdr_v1_3->sos_aux.fw_version);
4141 
4142 		adev->psp.sys.size_bytes = le32_to_cpu(sos_hdr_v1_3->sys_drv_aux.size_bytes);
4143 		adev->psp.sys.start_addr = ucode_array_start_addr +
4144 			le32_to_cpu(sos_hdr_v1_3->sys_drv_aux.offset_bytes);
4145 
4146 		adev->psp.sos.size_bytes = le32_to_cpu(sos_hdr_v1_3->sos_aux.size_bytes);
4147 		adev->psp.sos.start_addr = ucode_array_start_addr +
4148 			le32_to_cpu(sos_hdr_v1_3->sos_aux.offset_bytes);
4149 	}
4150 
4151 	if ((adev->psp.sys.size_bytes == 0) || (adev->psp.sos.size_bytes == 0)) {
4152 		dev_warn(adev->dev, "PSP SOS FW not available");
4153 		return -EINVAL;
4154 	}
4155 
4156 	return 0;
4157 }
4158 
4159 int psp_init_sos_microcode(struct psp_context *psp, const char *chip_name)
4160 {
4161 	struct amdgpu_device *adev = psp->adev;
4162 	const struct psp_firmware_header_v1_0 *sos_hdr;
4163 	const struct psp_firmware_header_v1_1 *sos_hdr_v1_1;
4164 	const struct psp_firmware_header_v1_2 *sos_hdr_v1_2;
4165 	const struct psp_firmware_header_v1_3 *sos_hdr_v1_3;
4166 	const struct psp_firmware_header_v2_0 *sos_hdr_v2_0;
4167 	const struct psp_firmware_header_v2_1 *sos_hdr_v2_1;
4168 	int fw_index, fw_bin_count, start_index = 0;
4169 	const struct psp_fw_bin_desc *fw_bin;
4170 	uint8_t *ucode_array_start_addr;
4171 	int err = 0;
4172 
4173 	if (amdgpu_is_kicker_fw(adev))
4174 		err = amdgpu_ucode_request(adev, &adev->psp.sos_fw, AMDGPU_UCODE_REQUIRED,
4175 					   "amdgpu/%s_sos_kicker.bin", chip_name);
4176 	else
4177 		err = amdgpu_ucode_request(adev, &adev->psp.sos_fw, AMDGPU_UCODE_REQUIRED,
4178 					   "amdgpu/%s_sos.bin", chip_name);
4179 	if (err)
4180 		goto out;
4181 
4182 	sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
4183 	ucode_array_start_addr = (uint8_t *)sos_hdr +
4184 		le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
4185 	amdgpu_ucode_print_psp_hdr(&sos_hdr->header);
4186 
4187 	switch (sos_hdr->header.header_version_major) {
4188 	case 1:
4189 		err = psp_init_sos_base_fw(adev);
4190 		if (err)
4191 			goto out;
4192 
4193 		if (sos_hdr->header.header_version_minor == 1) {
4194 			sos_hdr_v1_1 = (const struct psp_firmware_header_v1_1 *)adev->psp.sos_fw->data;
4195 			adev->psp.toc.size_bytes = le32_to_cpu(sos_hdr_v1_1->toc.size_bytes);
4196 			adev->psp.toc.start_addr = (uint8_t *)adev->psp.sys.start_addr +
4197 					le32_to_cpu(sos_hdr_v1_1->toc.offset_bytes);
4198 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_1->kdb.size_bytes);
4199 			adev->psp.kdb.start_addr = (uint8_t *)adev->psp.sys.start_addr +
4200 					le32_to_cpu(sos_hdr_v1_1->kdb.offset_bytes);
4201 		}
4202 		if (sos_hdr->header.header_version_minor == 2) {
4203 			sos_hdr_v1_2 = (const struct psp_firmware_header_v1_2 *)adev->psp.sos_fw->data;
4204 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_2->kdb.size_bytes);
4205 			adev->psp.kdb.start_addr = (uint8_t *)adev->psp.sys.start_addr +
4206 						    le32_to_cpu(sos_hdr_v1_2->kdb.offset_bytes);
4207 		}
4208 		if (sos_hdr->header.header_version_minor == 3) {
4209 			sos_hdr_v1_3 = (const struct psp_firmware_header_v1_3 *)adev->psp.sos_fw->data;
4210 			adev->psp.toc.size_bytes = le32_to_cpu(sos_hdr_v1_3->v1_1.toc.size_bytes);
4211 			adev->psp.toc.start_addr = ucode_array_start_addr +
4212 				le32_to_cpu(sos_hdr_v1_3->v1_1.toc.offset_bytes);
4213 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_3->v1_1.kdb.size_bytes);
4214 			adev->psp.kdb.start_addr = ucode_array_start_addr +
4215 				le32_to_cpu(sos_hdr_v1_3->v1_1.kdb.offset_bytes);
4216 			adev->psp.spl.size_bytes = le32_to_cpu(sos_hdr_v1_3->spl.size_bytes);
4217 			adev->psp.spl.start_addr = ucode_array_start_addr +
4218 				le32_to_cpu(sos_hdr_v1_3->spl.offset_bytes);
4219 			adev->psp.rl.size_bytes = le32_to_cpu(sos_hdr_v1_3->rl.size_bytes);
4220 			adev->psp.rl.start_addr = ucode_array_start_addr +
4221 				le32_to_cpu(sos_hdr_v1_3->rl.offset_bytes);
4222 		}
4223 		break;
4224 	case 2:
4225 		sos_hdr_v2_0 = (const struct psp_firmware_header_v2_0 *)adev->psp.sos_fw->data;
4226 
4227 		fw_bin_count = le32_to_cpu(sos_hdr_v2_0->psp_fw_bin_count);
4228 
4229 		if (fw_bin_count >= UCODE_MAX_PSP_PACKAGING) {
4230 			dev_err(adev->dev, "packed SOS count exceeds maximum limit\n");
4231 			err = -EINVAL;
4232 			goto out;
4233 		}
4234 
4235 		if (sos_hdr_v2_0->header.header_version_minor == 1) {
4236 			sos_hdr_v2_1 = (const struct psp_firmware_header_v2_1 *)adev->psp.sos_fw->data;
4237 
4238 			fw_bin = sos_hdr_v2_1->psp_fw_bin;
4239 
4240 			if (psp_is_aux_sos_load_required(psp))
4241 				start_index = le32_to_cpu(sos_hdr_v2_1->psp_aux_fw_bin_index);
4242 			else
4243 				fw_bin_count -= le32_to_cpu(sos_hdr_v2_1->psp_aux_fw_bin_index);
4244 
4245 		} else {
4246 			fw_bin = sos_hdr_v2_0->psp_fw_bin;
4247 		}
4248 
4249 		for (fw_index = start_index; fw_index < fw_bin_count; fw_index++) {
4250 			err = parse_sos_bin_descriptor(psp, fw_bin + fw_index,
4251 						       sos_hdr_v2_0);
4252 			if (err)
4253 				goto out;
4254 		}
4255 		break;
4256 	default:
4257 		dev_err(adev->dev,
4258 			"unsupported psp sos firmware\n");
4259 		err = -EINVAL;
4260 		goto out;
4261 	}
4262 
4263 	return 0;
4264 out:
4265 	amdgpu_ucode_release(&adev->psp.sos_fw);
4266 
4267 	return err;
4268 }
4269 
4270 static bool is_ta_fw_applicable(struct psp_context *psp,
4271 			     const struct psp_fw_bin_desc *desc)
4272 {
4273 	struct amdgpu_device *adev = psp->adev;
4274 	uint32_t fw_version;
4275 
4276 	switch (desc->fw_type) {
4277 	case TA_FW_TYPE_PSP_XGMI:
4278 	case TA_FW_TYPE_PSP_XGMI_AUX:
4279 		/* for now, AUX TA only exists on 13.0.6 ta bin,
4280 		 * from v20.00.0x.14
4281 		 */
4282 		if (amdgpu_ip_version(adev, MP0_HWIP, 0) ==
4283 		    IP_VERSION(13, 0, 6)) {
4284 			fw_version = le32_to_cpu(desc->fw_version);
4285 
4286 			if (adev->flags & AMD_IS_APU &&
4287 			    (fw_version & 0xff) >= 0x14)
4288 				return desc->fw_type == TA_FW_TYPE_PSP_XGMI_AUX;
4289 			else
4290 				return desc->fw_type == TA_FW_TYPE_PSP_XGMI;
4291 		}
4292 		break;
4293 	default:
4294 		break;
4295 	}
4296 
4297 	return true;
4298 }
4299 
4300 static int parse_ta_bin_descriptor(struct psp_context *psp,
4301 				   const struct psp_fw_bin_desc *desc,
4302 				   const struct ta_firmware_header_v2_0 *ta_hdr)
4303 {
4304 	uint8_t *ucode_start_addr  = NULL;
4305 
4306 	if (!psp || !desc || !ta_hdr)
4307 		return -EINVAL;
4308 
4309 	if (!is_ta_fw_applicable(psp, desc))
4310 		return 0;
4311 
4312 	ucode_start_addr  = (uint8_t *)ta_hdr +
4313 			    le32_to_cpu(desc->offset_bytes) +
4314 			    le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
4315 
4316 	switch (desc->fw_type) {
4317 	case TA_FW_TYPE_PSP_ASD:
4318 		psp->asd_context.bin_desc.fw_version        = le32_to_cpu(desc->fw_version);
4319 		psp->asd_context.bin_desc.feature_version   = le32_to_cpu(desc->fw_version);
4320 		psp->asd_context.bin_desc.size_bytes        = le32_to_cpu(desc->size_bytes);
4321 		psp->asd_context.bin_desc.start_addr        = ucode_start_addr;
4322 		break;
4323 	case TA_FW_TYPE_PSP_XGMI:
4324 	case TA_FW_TYPE_PSP_XGMI_AUX:
4325 		psp->xgmi_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
4326 		psp->xgmi_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
4327 		psp->xgmi_context.context.bin_desc.start_addr       = ucode_start_addr;
4328 		break;
4329 	case TA_FW_TYPE_PSP_RAS:
4330 		psp->ras_context.context.bin_desc.fw_version        = le32_to_cpu(desc->fw_version);
4331 		psp->ras_context.context.bin_desc.size_bytes        = le32_to_cpu(desc->size_bytes);
4332 		psp->ras_context.context.bin_desc.start_addr        = ucode_start_addr;
4333 		break;
4334 	case TA_FW_TYPE_PSP_HDCP:
4335 		psp->hdcp_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
4336 		psp->hdcp_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
4337 		psp->hdcp_context.context.bin_desc.start_addr       = ucode_start_addr;
4338 		break;
4339 	case TA_FW_TYPE_PSP_DTM:
4340 		psp->dtm_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
4341 		psp->dtm_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
4342 		psp->dtm_context.context.bin_desc.start_addr       = ucode_start_addr;
4343 		break;
4344 	case TA_FW_TYPE_PSP_RAP:
4345 		psp->rap_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
4346 		psp->rap_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
4347 		psp->rap_context.context.bin_desc.start_addr       = ucode_start_addr;
4348 		break;
4349 	case TA_FW_TYPE_PSP_SECUREDISPLAY:
4350 		psp->securedisplay_context.context.bin_desc.fw_version =
4351 			le32_to_cpu(desc->fw_version);
4352 		psp->securedisplay_context.context.bin_desc.size_bytes =
4353 			le32_to_cpu(desc->size_bytes);
4354 		psp->securedisplay_context.context.bin_desc.start_addr =
4355 			ucode_start_addr;
4356 		break;
4357 	default:
4358 		dev_warn(psp->adev->dev, "Unsupported TA type: %d\n", desc->fw_type);
4359 		break;
4360 	}
4361 
4362 	return 0;
4363 }
4364 
4365 static int parse_ta_v1_microcode(struct psp_context *psp)
4366 {
4367 	const struct ta_firmware_header_v1_0 *ta_hdr;
4368 	struct amdgpu_device *adev = psp->adev;
4369 
4370 	ta_hdr = (const struct ta_firmware_header_v1_0 *) adev->psp.ta_fw->data;
4371 
4372 	if (le16_to_cpu(ta_hdr->header.header_version_major) != 1)
4373 		return -EINVAL;
4374 
4375 	adev->psp.xgmi_context.context.bin_desc.fw_version =
4376 		le32_to_cpu(ta_hdr->xgmi.fw_version);
4377 	adev->psp.xgmi_context.context.bin_desc.size_bytes =
4378 		le32_to_cpu(ta_hdr->xgmi.size_bytes);
4379 	adev->psp.xgmi_context.context.bin_desc.start_addr =
4380 		(uint8_t *)ta_hdr +
4381 		le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
4382 
4383 	adev->psp.ras_context.context.bin_desc.fw_version =
4384 		le32_to_cpu(ta_hdr->ras.fw_version);
4385 	adev->psp.ras_context.context.bin_desc.size_bytes =
4386 		le32_to_cpu(ta_hdr->ras.size_bytes);
4387 	adev->psp.ras_context.context.bin_desc.start_addr =
4388 		(uint8_t *)adev->psp.xgmi_context.context.bin_desc.start_addr +
4389 		le32_to_cpu(ta_hdr->ras.offset_bytes);
4390 
4391 	adev->psp.hdcp_context.context.bin_desc.fw_version =
4392 		le32_to_cpu(ta_hdr->hdcp.fw_version);
4393 	adev->psp.hdcp_context.context.bin_desc.size_bytes =
4394 		le32_to_cpu(ta_hdr->hdcp.size_bytes);
4395 	adev->psp.hdcp_context.context.bin_desc.start_addr =
4396 		(uint8_t *)ta_hdr +
4397 		le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
4398 
4399 	adev->psp.dtm_context.context.bin_desc.fw_version =
4400 		le32_to_cpu(ta_hdr->dtm.fw_version);
4401 	adev->psp.dtm_context.context.bin_desc.size_bytes =
4402 		le32_to_cpu(ta_hdr->dtm.size_bytes);
4403 	adev->psp.dtm_context.context.bin_desc.start_addr =
4404 		(uint8_t *)adev->psp.hdcp_context.context.bin_desc.start_addr +
4405 		le32_to_cpu(ta_hdr->dtm.offset_bytes);
4406 
4407 	adev->psp.securedisplay_context.context.bin_desc.fw_version =
4408 		le32_to_cpu(ta_hdr->securedisplay.fw_version);
4409 	adev->psp.securedisplay_context.context.bin_desc.size_bytes =
4410 		le32_to_cpu(ta_hdr->securedisplay.size_bytes);
4411 	adev->psp.securedisplay_context.context.bin_desc.start_addr =
4412 		(uint8_t *)adev->psp.hdcp_context.context.bin_desc.start_addr +
4413 		le32_to_cpu(ta_hdr->securedisplay.offset_bytes);
4414 
4415 	adev->psp.ta_fw_version = le32_to_cpu(ta_hdr->header.ucode_version);
4416 
4417 	return 0;
4418 }
4419 
4420 static int parse_ta_v2_microcode(struct psp_context *psp)
4421 {
4422 	const struct ta_firmware_header_v2_0 *ta_hdr;
4423 	struct amdgpu_device *adev = psp->adev;
4424 	int err = 0;
4425 	int ta_index = 0;
4426 
4427 	ta_hdr = (const struct ta_firmware_header_v2_0 *)adev->psp.ta_fw->data;
4428 
4429 	if (le16_to_cpu(ta_hdr->header.header_version_major) != 2)
4430 		return -EINVAL;
4431 
4432 	if (le32_to_cpu(ta_hdr->ta_fw_bin_count) >= UCODE_MAX_PSP_PACKAGING) {
4433 		dev_err(adev->dev, "packed TA count exceeds maximum limit\n");
4434 		return -EINVAL;
4435 	}
4436 
4437 	for (ta_index = 0; ta_index < le32_to_cpu(ta_hdr->ta_fw_bin_count); ta_index++) {
4438 		err = parse_ta_bin_descriptor(psp,
4439 					      &ta_hdr->ta_fw_bin[ta_index],
4440 					      ta_hdr);
4441 		if (err)
4442 			return err;
4443 	}
4444 
4445 	return 0;
4446 }
4447 
4448 int psp_init_ta_microcode(struct psp_context *psp, const char *chip_name)
4449 {
4450 	const struct common_firmware_header *hdr;
4451 	struct amdgpu_device *adev = psp->adev;
4452 	int err;
4453 
4454 	if (amdgpu_is_kicker_fw(adev))
4455 		err = amdgpu_ucode_request(adev, &adev->psp.ta_fw, AMDGPU_UCODE_REQUIRED,
4456 					   "amdgpu/%s_ta_kicker.bin", chip_name);
4457 	else
4458 		err = amdgpu_ucode_request(adev, &adev->psp.ta_fw, AMDGPU_UCODE_REQUIRED,
4459 					   "amdgpu/%s_ta.bin", chip_name);
4460 	if (err)
4461 		return err;
4462 
4463 	hdr = (const struct common_firmware_header *)adev->psp.ta_fw->data;
4464 	switch (le16_to_cpu(hdr->header_version_major)) {
4465 	case 1:
4466 		err = parse_ta_v1_microcode(psp);
4467 		break;
4468 	case 2:
4469 		err = parse_ta_v2_microcode(psp);
4470 		break;
4471 	default:
4472 		dev_err(adev->dev, "unsupported TA header version\n");
4473 		err = -EINVAL;
4474 	}
4475 
4476 	if (err)
4477 		amdgpu_ucode_release(&adev->psp.ta_fw);
4478 
4479 	return err;
4480 }
4481 
4482 int psp_init_cap_microcode(struct psp_context *psp, const char *chip_name)
4483 {
4484 	struct amdgpu_device *adev = psp->adev;
4485 	const struct psp_firmware_header_v1_0 *cap_hdr_v1_0;
4486 	struct amdgpu_firmware_info *info = NULL;
4487 	int err = 0;
4488 
4489 	if (!amdgpu_sriov_vf(adev)) {
4490 		dev_err(adev->dev, "cap microcode should only be loaded under SRIOV\n");
4491 		return -EINVAL;
4492 	}
4493 
4494 	err = amdgpu_ucode_request(adev, &adev->psp.cap_fw, AMDGPU_UCODE_OPTIONAL,
4495 				   "amdgpu/%s_cap.bin", chip_name);
4496 	if (err) {
4497 		if (err == -ENODEV) {
4498 			dev_warn(adev->dev, "cap microcode does not exist, skip\n");
4499 			err = 0;
4500 		} else {
4501 			dev_err(adev->dev, "fail to initialize cap microcode\n");
4502 		}
4503 		goto out;
4504 	}
4505 
4506 	info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CAP];
4507 	info->ucode_id = AMDGPU_UCODE_ID_CAP;
4508 	info->fw = adev->psp.cap_fw;
4509 	cap_hdr_v1_0 = (const struct psp_firmware_header_v1_0 *)
4510 		adev->psp.cap_fw->data;
4511 	adev->firmware.fw_size += ALIGN(
4512 			le32_to_cpu(cap_hdr_v1_0->header.ucode_size_bytes), PAGE_SIZE);
4513 	adev->psp.cap_fw_version = le32_to_cpu(cap_hdr_v1_0->header.ucode_version);
4514 	adev->psp.cap_feature_version = le32_to_cpu(cap_hdr_v1_0->sos.fw_version);
4515 	adev->psp.cap_ucode_size = le32_to_cpu(cap_hdr_v1_0->header.ucode_size_bytes);
4516 
4517 	return 0;
4518 
4519 out:
4520 	amdgpu_ucode_release(&adev->psp.cap_fw);
4521 	return err;
4522 }
4523 
4524 int psp_config_sq_perfmon(struct psp_context *psp,
4525 		uint32_t xcp_id, bool core_override_enable,
4526 		bool reg_override_enable, bool perfmon_override_enable)
4527 {
4528 	int ret;
4529 
4530 	if (amdgpu_sriov_vf(psp->adev))
4531 		return 0;
4532 
4533 	if (xcp_id > MAX_XCP) {
4534 		dev_err(psp->adev->dev, "invalid xcp_id %d\n", xcp_id);
4535 		return -EINVAL;
4536 	}
4537 
4538 	if (amdgpu_ip_version(psp->adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 6)) {
4539 		dev_err(psp->adev->dev, "Unsupported MP0 version 0x%x for CONFIG_SQ_PERFMON command\n",
4540 			amdgpu_ip_version(psp->adev, MP0_HWIP, 0));
4541 		return -EINVAL;
4542 	}
4543 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
4544 
4545 	cmd->cmd_id	=	GFX_CMD_ID_CONFIG_SQ_PERFMON;
4546 	cmd->cmd.config_sq_perfmon.gfx_xcp_mask	=	BIT_MASK(xcp_id);
4547 	cmd->cmd.config_sq_perfmon.core_override	=	core_override_enable;
4548 	cmd->cmd.config_sq_perfmon.reg_override	=	reg_override_enable;
4549 	cmd->cmd.config_sq_perfmon.perfmon_override = perfmon_override_enable;
4550 
4551 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
4552 	if (ret)
4553 		dev_warn(psp->adev->dev, "PSP failed to config sq: xcp%d core%d reg%d perfmon%d\n",
4554 			xcp_id, core_override_enable, reg_override_enable, perfmon_override_enable);
4555 
4556 	release_psp_cmd_buf(psp);
4557 	return ret;
4558 }
4559 
4560 static int psp_set_clockgating_state(struct amdgpu_ip_block *ip_block,
4561 					enum amd_clockgating_state state)
4562 {
4563 	return 0;
4564 }
4565 
4566 static int psp_set_powergating_state(struct amdgpu_ip_block *ip_block,
4567 				     enum amd_powergating_state state)
4568 {
4569 	return 0;
4570 }
4571 
4572 static ssize_t psp_usbc_pd_fw_sysfs_read(struct device *dev,
4573 					 struct device_attribute *attr,
4574 					 char *buf)
4575 {
4576 	struct drm_device *ddev = dev_get_drvdata(dev);
4577 	struct amdgpu_device *adev = drm_to_adev(ddev);
4578 	struct amdgpu_ip_block *ip_block;
4579 	uint32_t fw_ver;
4580 	int ret;
4581 
4582 	ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP);
4583 	if (!ip_block || !ip_block->status.late_initialized) {
4584 		dev_info(adev->dev, "PSP block is not ready yet\n.");
4585 		return -EBUSY;
4586 	}
4587 
4588 	mutex_lock(&adev->psp.mutex);
4589 	ret = psp_read_usbc_pd_fw(&adev->psp, &fw_ver);
4590 	mutex_unlock(&adev->psp.mutex);
4591 
4592 	if (ret) {
4593 		dev_err(adev->dev, "Failed to read USBC PD FW, err = %d\n", ret);
4594 		return ret;
4595 	}
4596 
4597 	return sysfs_emit(buf, "%x\n", fw_ver);
4598 }
4599 
4600 static ssize_t psp_usbc_pd_fw_sysfs_write(struct device *dev,
4601 						       struct device_attribute *attr,
4602 						       const char *buf,
4603 						       size_t count)
4604 {
4605 	struct drm_device *ddev = dev_get_drvdata(dev);
4606 	struct amdgpu_device *adev = drm_to_adev(ddev);
4607 	int ret, idx;
4608 	const struct firmware *usbc_pd_fw;
4609 	struct amdgpu_bo *fw_buf_bo = NULL;
4610 	uint64_t fw_pri_mc_addr;
4611 	void *fw_pri_cpu_addr;
4612 	struct amdgpu_ip_block *ip_block;
4613 
4614 	ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP);
4615 	if (!ip_block || !ip_block->status.late_initialized) {
4616 		dev_err(adev->dev, "PSP block is not ready yet.");
4617 		return -EBUSY;
4618 	}
4619 
4620 	if (!drm_dev_enter(ddev, &idx))
4621 		return -ENODEV;
4622 
4623 	ret = amdgpu_ucode_request(adev, &usbc_pd_fw, AMDGPU_UCODE_REQUIRED,
4624 				   "amdgpu/%s", buf);
4625 	if (ret)
4626 		goto fail;
4627 
4628 	/* LFB address which is aligned to 1MB boundary per PSP request */
4629 	ret = amdgpu_bo_create_kernel(adev, usbc_pd_fw->size, 0x100000,
4630 				      AMDGPU_GEM_DOMAIN_VRAM |
4631 				      AMDGPU_GEM_DOMAIN_GTT,
4632 				      &fw_buf_bo, &fw_pri_mc_addr,
4633 				      &fw_pri_cpu_addr);
4634 	if (ret)
4635 		goto rel_buf;
4636 
4637 	memcpy_toio(fw_pri_cpu_addr, usbc_pd_fw->data, usbc_pd_fw->size);
4638 
4639 	mutex_lock(&adev->psp.mutex);
4640 	ret = psp_load_usbc_pd_fw(&adev->psp, fw_pri_mc_addr);
4641 	mutex_unlock(&adev->psp.mutex);
4642 
4643 	amdgpu_bo_free_kernel(&fw_buf_bo, &fw_pri_mc_addr, &fw_pri_cpu_addr);
4644 
4645 rel_buf:
4646 	amdgpu_ucode_release(&usbc_pd_fw);
4647 fail:
4648 	if (ret) {
4649 		dev_err(adev->dev, "Failed to load USBC PD FW, err = %d", ret);
4650 		count = ret;
4651 	}
4652 
4653 	drm_dev_exit(idx);
4654 	return count;
4655 }
4656 
4657 int psp_copy_fw(struct psp_context *psp, uint8_t *start_addr, uint32_t bin_size)
4658 {
4659 	int idx;
4660 
4661 	if (!drm_dev_enter(adev_to_drm(psp->adev), &idx))
4662 		return -ENODEV;
4663 
4664 	if (!bin_size || bin_size > PSP_1_MEG) {
4665 		dev_err(psp->adev->dev, "PSP firmware is invalid\n");
4666 		drm_dev_exit(idx);
4667 		return -EINVAL;
4668 	}
4669 
4670 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
4671 	memcpy(psp->fw_pri_buf, start_addr, bin_size);
4672 
4673 	drm_dev_exit(idx);
4674 	return 0;
4675 }
4676 
4677 /**
4678  * DOC: usbc_pd_fw
4679  * Reading from this file will retrieve the USB-C PD firmware version. Writing to
4680  * this file will trigger the update process.
4681  */
4682 static DEVICE_ATTR(usbc_pd_fw, 0644,
4683 		   psp_usbc_pd_fw_sysfs_read,
4684 		   psp_usbc_pd_fw_sysfs_write);
4685 /**
4686  * DOC: PTL sysfs attributes
4687  * These sysfs files under /sys/class/drm/cardX/device/ptl allow users to enable or disable
4688  * the Peak Tops Limiter (PTL), configure preferred PTL data formats, and query supported
4689  * formats for each GPU.
4690  */
4691 static DEVICE_ATTR(ptl_enable, 0644,
4692 			ptl_enable_show, ptl_enable_store);
4693 static DEVICE_ATTR(ptl_format, 0644,
4694 			ptl_format_show, ptl_format_store);
4695 static DEVICE_ATTR(ptl_supported_formats, 0444,
4696 			ptl_supported_formats_show, NULL);
4697 
4698 static struct attribute *ptl_attrs[] = {
4699 	&dev_attr_ptl_enable.attr,
4700 	&dev_attr_ptl_format.attr,
4701 	&dev_attr_ptl_supported_formats.attr,
4702 	NULL,
4703 };
4704 
4705 const struct attribute_group amdgpu_ptl_attr_group = {
4706 	.name = "ptl",
4707 	.attrs = ptl_attrs,
4708 	.is_visible = amdgpu_ptl_is_visible,
4709 };
4710 
4711 int is_psp_fw_valid(struct psp_bin_desc bin)
4712 {
4713 	return bin.size_bytes;
4714 }
4715 
4716 static ssize_t amdgpu_psp_vbflash_write(struct file *filp, struct kobject *kobj,
4717 					const struct bin_attribute *bin_attr,
4718 					char *buffer, loff_t pos, size_t count)
4719 {
4720 	struct device *dev = kobj_to_dev(kobj);
4721 	struct drm_device *ddev = dev_get_drvdata(dev);
4722 	struct amdgpu_device *adev = drm_to_adev(ddev);
4723 
4724 	adev->psp.vbflash_done = false;
4725 
4726 	/* Safeguard against memory drain */
4727 	if (adev->psp.vbflash_image_size > AMD_VBIOS_FILE_MAX_SIZE_B) {
4728 		dev_err(adev->dev, "File size cannot exceed %u\n", AMD_VBIOS_FILE_MAX_SIZE_B);
4729 		kvfree(adev->psp.vbflash_tmp_buf);
4730 		adev->psp.vbflash_tmp_buf = NULL;
4731 		adev->psp.vbflash_image_size = 0;
4732 		return -ENOMEM;
4733 	}
4734 
4735 	mutex_lock(&adev->psp.mutex);
4736 
4737 	/* TODO Just allocate max for now and optimize to realloc later if needed */
4738 	if (!adev->psp.vbflash_tmp_buf) {
4739 		adev->psp.vbflash_tmp_buf = kvmalloc(AMD_VBIOS_FILE_MAX_SIZE_B, GFP_KERNEL);
4740 		if (!adev->psp.vbflash_tmp_buf) {
4741 			mutex_unlock(&adev->psp.mutex);
4742 			return -ENOMEM;
4743 		}
4744 	}
4745 
4746 	memcpy(adev->psp.vbflash_tmp_buf + pos, buffer, count);
4747 	adev->psp.vbflash_image_size += count;
4748 	mutex_unlock(&adev->psp.mutex);
4749 
4750 	dev_dbg(adev->dev, "IFWI staged for update\n");
4751 
4752 	return count;
4753 }
4754 
4755 static ssize_t amdgpu_psp_vbflash_read(struct file *filp, struct kobject *kobj,
4756 				       const struct bin_attribute *bin_attr, char *buffer,
4757 				       loff_t pos, size_t count)
4758 {
4759 	struct device *dev = kobj_to_dev(kobj);
4760 	struct drm_device *ddev = dev_get_drvdata(dev);
4761 	struct amdgpu_device *adev = drm_to_adev(ddev);
4762 	struct amdgpu_bo *fw_buf_bo = NULL;
4763 	uint64_t fw_pri_mc_addr;
4764 	void *fw_pri_cpu_addr;
4765 	int ret;
4766 
4767 	if (adev->psp.vbflash_image_size == 0)
4768 		return -EINVAL;
4769 
4770 	dev_dbg(adev->dev, "PSP IFWI flash process initiated\n");
4771 
4772 	ret = amdgpu_bo_create_kernel(adev, adev->psp.vbflash_image_size,
4773 					AMDGPU_GPU_PAGE_SIZE,
4774 					AMDGPU_GEM_DOMAIN_VRAM,
4775 					&fw_buf_bo,
4776 					&fw_pri_mc_addr,
4777 					&fw_pri_cpu_addr);
4778 	if (ret)
4779 		goto rel_buf;
4780 
4781 	memcpy_toio(fw_pri_cpu_addr, adev->psp.vbflash_tmp_buf, adev->psp.vbflash_image_size);
4782 
4783 	mutex_lock(&adev->psp.mutex);
4784 	ret = psp_update_spirom(&adev->psp, fw_pri_mc_addr);
4785 	mutex_unlock(&adev->psp.mutex);
4786 
4787 	amdgpu_bo_free_kernel(&fw_buf_bo, &fw_pri_mc_addr, &fw_pri_cpu_addr);
4788 
4789 rel_buf:
4790 	kvfree(adev->psp.vbflash_tmp_buf);
4791 	adev->psp.vbflash_tmp_buf = NULL;
4792 	adev->psp.vbflash_image_size = 0;
4793 
4794 	if (ret) {
4795 		dev_err(adev->dev, "Failed to load IFWI, err = %d\n", ret);
4796 		return ret;
4797 	}
4798 
4799 	dev_dbg(adev->dev, "PSP IFWI flash process done\n");
4800 	return 0;
4801 }
4802 
4803 /**
4804  * DOC: psp_vbflash
4805  * Writing to this file will stage an IFWI for update. Reading from this file
4806  * will trigger the update process.
4807  */
4808 static const struct bin_attribute psp_vbflash_bin_attr = {
4809 	.attr = {.name = "psp_vbflash", .mode = 0660},
4810 	.size = AMD_VBIOS_FILE_MAX_SIZE_B,
4811 	.write = amdgpu_psp_vbflash_write,
4812 	.read = amdgpu_psp_vbflash_read,
4813 };
4814 
4815 /**
4816  * DOC: psp_vbflash_status
4817  * The status of the flash process.
4818  * 0: IFWI flash not complete.
4819  * 1: IFWI flash complete.
4820  */
4821 static ssize_t amdgpu_psp_vbflash_status(struct device *dev,
4822 					 struct device_attribute *attr,
4823 					 char *buf)
4824 {
4825 	struct drm_device *ddev = dev_get_drvdata(dev);
4826 	struct amdgpu_device *adev = drm_to_adev(ddev);
4827 	uint32_t vbflash_status;
4828 
4829 	vbflash_status = psp_vbflash_status(&adev->psp);
4830 	if (!adev->psp.vbflash_done)
4831 		vbflash_status = 0;
4832 	else if (adev->psp.vbflash_done && !(vbflash_status & 0x80000000))
4833 		vbflash_status = 1;
4834 
4835 	return sysfs_emit(buf, "0x%x\n", vbflash_status);
4836 }
4837 static DEVICE_ATTR(psp_vbflash_status, 0440, amdgpu_psp_vbflash_status, NULL);
4838 
4839 static const struct bin_attribute *const bin_flash_attrs[] = {
4840 	&psp_vbflash_bin_attr,
4841 	NULL
4842 };
4843 
4844 static struct attribute *flash_attrs[] = {
4845 	&dev_attr_psp_vbflash_status.attr,
4846 	&dev_attr_usbc_pd_fw.attr,
4847 	NULL
4848 };
4849 
4850 static umode_t amdgpu_flash_attr_is_visible(struct kobject *kobj, struct attribute *attr, int idx)
4851 {
4852 	struct device *dev = kobj_to_dev(kobj);
4853 	struct drm_device *ddev = dev_get_drvdata(dev);
4854 	struct amdgpu_device *adev = drm_to_adev(ddev);
4855 
4856 	if (attr == &dev_attr_usbc_pd_fw.attr)
4857 		return adev->psp.sup_pd_fw_up ? 0660 : 0;
4858 
4859 	return adev->psp.sup_ifwi_up ? 0440 : 0;
4860 }
4861 
4862 static umode_t amdgpu_bin_flash_attr_is_visible(struct kobject *kobj,
4863 						const struct bin_attribute *attr,
4864 						int idx)
4865 {
4866 	struct device *dev = kobj_to_dev(kobj);
4867 	struct drm_device *ddev = dev_get_drvdata(dev);
4868 	struct amdgpu_device *adev = drm_to_adev(ddev);
4869 
4870 	return adev->psp.sup_ifwi_up ? 0660 : 0;
4871 }
4872 
4873 const struct attribute_group amdgpu_flash_attr_group = {
4874 	.attrs = flash_attrs,
4875 	.bin_attrs = bin_flash_attrs,
4876 	.is_bin_visible = amdgpu_bin_flash_attr_is_visible,
4877 	.is_visible = amdgpu_flash_attr_is_visible,
4878 };
4879 
4880 #if defined(CONFIG_DEBUG_FS)
4881 static int psp_read_spirom_debugfs_open(struct inode *inode, struct file *filp)
4882 {
4883 	struct amdgpu_device *adev = filp->f_inode->i_private;
4884 	struct spirom_bo *bo_triplet;
4885 	int ret;
4886 
4887 	/* serialize the open() file calling */
4888 	if (!mutex_trylock(&adev->psp.mutex))
4889 		return -EBUSY;
4890 
4891 	/*
4892 	 * make sure only one userpace process is alive for dumping so that
4893 	 * only one memory buffer of AMD_VBIOS_FILE_MAX_SIZE * 2 is consumed.
4894 	 * let's say the case where one process try opening the file while
4895 	 * another one has proceeded to read or release. In this way, eliminate
4896 	 * the use of mutex for read() or release() callback as well.
4897 	 */
4898 	if (adev->psp.spirom_dump_trip) {
4899 		mutex_unlock(&adev->psp.mutex);
4900 		return -EBUSY;
4901 	}
4902 
4903 	bo_triplet = kzalloc_obj(struct spirom_bo);
4904 	if (!bo_triplet) {
4905 		mutex_unlock(&adev->psp.mutex);
4906 		return -ENOMEM;
4907 	}
4908 
4909 	ret = amdgpu_bo_create_kernel(adev, AMD_VBIOS_FILE_MAX_SIZE_B * 2,
4910 				      AMDGPU_GPU_PAGE_SIZE,
4911 				      AMDGPU_GEM_DOMAIN_GTT,
4912 				      &bo_triplet->bo,
4913 				      &bo_triplet->mc_addr,
4914 				      &bo_triplet->cpu_addr);
4915 	if (ret)
4916 		goto rel_trip;
4917 
4918 	ret = psp_dump_spirom(&adev->psp, bo_triplet->mc_addr);
4919 	if (ret)
4920 		goto rel_bo;
4921 
4922 	adev->psp.spirom_dump_trip = bo_triplet;
4923 	mutex_unlock(&adev->psp.mutex);
4924 	return 0;
4925 rel_bo:
4926 	amdgpu_bo_free_kernel(&bo_triplet->bo, &bo_triplet->mc_addr,
4927 			      &bo_triplet->cpu_addr);
4928 rel_trip:
4929 	kfree(bo_triplet);
4930 	mutex_unlock(&adev->psp.mutex);
4931 	dev_err(adev->dev, "Trying IFWI dump fails, err = %d\n", ret);
4932 	return ret;
4933 }
4934 
4935 static ssize_t psp_read_spirom_debugfs_read(struct file *filp, char __user *buf, size_t size,
4936 					    loff_t *pos)
4937 {
4938 	struct amdgpu_device *adev = filp->f_inode->i_private;
4939 	struct spirom_bo *bo_triplet = adev->psp.spirom_dump_trip;
4940 
4941 	if (!bo_triplet)
4942 		return -EINVAL;
4943 
4944 	return simple_read_from_buffer(buf,
4945 				       size,
4946 				       pos, bo_triplet->cpu_addr,
4947 				       AMD_VBIOS_FILE_MAX_SIZE_B * 2);
4948 }
4949 
4950 static int psp_read_spirom_debugfs_release(struct inode *inode, struct file *filp)
4951 {
4952 	struct amdgpu_device *adev = filp->f_inode->i_private;
4953 	struct spirom_bo *bo_triplet = adev->psp.spirom_dump_trip;
4954 
4955 	if (bo_triplet) {
4956 		amdgpu_bo_free_kernel(&bo_triplet->bo, &bo_triplet->mc_addr,
4957 				      &bo_triplet->cpu_addr);
4958 		kfree(bo_triplet);
4959 	}
4960 
4961 	adev->psp.spirom_dump_trip = NULL;
4962 	return 0;
4963 }
4964 
4965 static const struct file_operations psp_dump_spirom_debugfs_ops = {
4966 	.owner = THIS_MODULE,
4967 	.open = psp_read_spirom_debugfs_open,
4968 	.read = psp_read_spirom_debugfs_read,
4969 	.release = psp_read_spirom_debugfs_release,
4970 	.llseek = default_llseek,
4971 };
4972 #endif
4973 
4974 void amdgpu_psp_debugfs_init(struct amdgpu_device *adev)
4975 {
4976 #if defined(CONFIG_DEBUG_FS)
4977 	struct drm_minor *minor = adev_to_drm(adev)->primary;
4978 
4979 	debugfs_create_file_size("psp_spirom_dump", 0444, minor->debugfs_root,
4980 				 adev, &psp_dump_spirom_debugfs_ops, AMD_VBIOS_FILE_MAX_SIZE_B * 2);
4981 #endif
4982 }
4983 
4984 const struct amd_ip_funcs psp_ip_funcs = {
4985 	.name = "psp",
4986 	.early_init = psp_early_init,
4987 	.sw_init = psp_sw_init,
4988 	.sw_fini = psp_sw_fini,
4989 	.hw_init = psp_hw_init,
4990 	.hw_fini = psp_hw_fini,
4991 	.suspend = psp_suspend,
4992 	.resume = psp_resume,
4993 	.set_clockgating_state = psp_set_clockgating_state,
4994 	.set_powergating_state = psp_set_powergating_state,
4995 };
4996 
4997 const struct amdgpu_ip_block_version psp_v3_1_ip_block = {
4998 	.type = AMD_IP_BLOCK_TYPE_PSP,
4999 	.major = 3,
5000 	.minor = 1,
5001 	.rev = 0,
5002 	.funcs = &psp_ip_funcs,
5003 };
5004 
5005 const struct amdgpu_ip_block_version psp_v10_0_ip_block = {
5006 	.type = AMD_IP_BLOCK_TYPE_PSP,
5007 	.major = 10,
5008 	.minor = 0,
5009 	.rev = 0,
5010 	.funcs = &psp_ip_funcs,
5011 };
5012 
5013 const struct amdgpu_ip_block_version psp_v11_0_ip_block = {
5014 	.type = AMD_IP_BLOCK_TYPE_PSP,
5015 	.major = 11,
5016 	.minor = 0,
5017 	.rev = 0,
5018 	.funcs = &psp_ip_funcs,
5019 };
5020 
5021 const struct amdgpu_ip_block_version psp_v11_0_8_ip_block = {
5022 	.type = AMD_IP_BLOCK_TYPE_PSP,
5023 	.major = 11,
5024 	.minor = 0,
5025 	.rev = 8,
5026 	.funcs = &psp_ip_funcs,
5027 };
5028 
5029 const struct amdgpu_ip_block_version psp_v12_0_ip_block = {
5030 	.type = AMD_IP_BLOCK_TYPE_PSP,
5031 	.major = 12,
5032 	.minor = 0,
5033 	.rev = 0,
5034 	.funcs = &psp_ip_funcs,
5035 };
5036 
5037 const struct amdgpu_ip_block_version psp_v13_0_ip_block = {
5038 	.type = AMD_IP_BLOCK_TYPE_PSP,
5039 	.major = 13,
5040 	.minor = 0,
5041 	.rev = 0,
5042 	.funcs = &psp_ip_funcs,
5043 };
5044 
5045 const struct amdgpu_ip_block_version psp_v13_0_4_ip_block = {
5046 	.type = AMD_IP_BLOCK_TYPE_PSP,
5047 	.major = 13,
5048 	.minor = 0,
5049 	.rev = 4,
5050 	.funcs = &psp_ip_funcs,
5051 };
5052 
5053 const struct amdgpu_ip_block_version psp_v14_0_ip_block = {
5054 	.type = AMD_IP_BLOCK_TYPE_PSP,
5055 	.major = 14,
5056 	.minor = 0,
5057 	.rev = 0,
5058 	.funcs = &psp_ip_funcs,
5059 };
5060 
5061 const struct amdgpu_ip_block_version psp_v15_0_ip_block = {
5062 	.type = AMD_IP_BLOCK_TYPE_PSP,
5063 	.major = 15,
5064 	.minor = 0,
5065 	.rev = 0,
5066 	.funcs = &psp_ip_funcs,
5067 };
5068 
5069 const struct amdgpu_ip_block_version psp_v15_0_8_ip_block = {
5070 	.type = AMD_IP_BLOCK_TYPE_PSP,
5071 	.major = 15,
5072 	.minor = 0,
5073 	.rev = 8,
5074 	.funcs = &psp_ip_funcs,
5075 };
5076