xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c (revision df02351331671abb26788bc13f6d276e26ae068f)
1 /*
2  * Copyright 2016 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Author: Huang Rui
23  *
24  */
25 
26 #include <linux/firmware.h>
27 #include <drm/drm_drv.h>
28 
29 #include "amdgpu.h"
30 #include "amdgpu_psp.h"
31 #include "amdgpu_ucode.h"
32 #include "amdgpu_xgmi.h"
33 #include "soc15_common.h"
34 #include "psp_v3_1.h"
35 #include "psp_v10_0.h"
36 #include "psp_v11_0.h"
37 #include "psp_v11_0_8.h"
38 #include "psp_v12_0.h"
39 #include "psp_v13_0.h"
40 #include "psp_v13_0_4.h"
41 #include "psp_v14_0.h"
42 
43 #include "amdgpu_ras.h"
44 #include "amdgpu_securedisplay.h"
45 #include "amdgpu_atomfirmware.h"
46 
47 #define AMD_VBIOS_FILE_MAX_SIZE_B      (1024*1024*16)
48 
49 static int psp_load_smu_fw(struct psp_context *psp);
50 static int psp_rap_terminate(struct psp_context *psp);
51 static int psp_securedisplay_terminate(struct psp_context *psp);
52 
psp_ring_init(struct psp_context * psp,enum psp_ring_type ring_type)53 static int psp_ring_init(struct psp_context *psp,
54 			 enum psp_ring_type ring_type)
55 {
56 	int ret = 0;
57 	struct psp_ring *ring;
58 	struct amdgpu_device *adev = psp->adev;
59 
60 	ring = &psp->km_ring;
61 
62 	ring->ring_type = ring_type;
63 
64 	/* allocate 4k Page of Local Frame Buffer memory for ring */
65 	ring->ring_size = 0x1000;
66 	ret = amdgpu_bo_create_kernel(adev, ring->ring_size, PAGE_SIZE,
67 				      AMDGPU_GEM_DOMAIN_VRAM |
68 				      AMDGPU_GEM_DOMAIN_GTT,
69 				      &adev->firmware.rbuf,
70 				      &ring->ring_mem_mc_addr,
71 				      (void **)&ring->ring_mem);
72 	if (ret) {
73 		ring->ring_size = 0;
74 		return ret;
75 	}
76 
77 	return 0;
78 }
79 
80 /*
81  * Due to DF Cstate management centralized to PMFW, the firmware
82  * loading sequence will be updated as below:
83  *   - Load KDB
84  *   - Load SYS_DRV
85  *   - Load tOS
86  *   - Load PMFW
87  *   - Setup TMR
88  *   - Load other non-psp fw
89  *   - Load ASD
90  *   - Load XGMI/RAS/HDCP/DTM TA if any
91  *
92  * This new sequence is required for
93  *   - Arcturus and onwards
94  */
psp_check_pmfw_centralized_cstate_management(struct psp_context * psp)95 static void psp_check_pmfw_centralized_cstate_management(struct psp_context *psp)
96 {
97 	struct amdgpu_device *adev = psp->adev;
98 
99 	if (amdgpu_sriov_vf(adev)) {
100 		psp->pmfw_centralized_cstate_management = false;
101 		return;
102 	}
103 
104 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
105 	case IP_VERSION(11, 0, 0):
106 	case IP_VERSION(11, 0, 4):
107 	case IP_VERSION(11, 0, 5):
108 	case IP_VERSION(11, 0, 7):
109 	case IP_VERSION(11, 0, 9):
110 	case IP_VERSION(11, 0, 11):
111 	case IP_VERSION(11, 0, 12):
112 	case IP_VERSION(11, 0, 13):
113 	case IP_VERSION(13, 0, 0):
114 	case IP_VERSION(13, 0, 2):
115 	case IP_VERSION(13, 0, 7):
116 		psp->pmfw_centralized_cstate_management = true;
117 		break;
118 	default:
119 		psp->pmfw_centralized_cstate_management = false;
120 		break;
121 	}
122 }
123 
psp_init_sriov_microcode(struct psp_context * psp)124 static int psp_init_sriov_microcode(struct psp_context *psp)
125 {
126 	struct amdgpu_device *adev = psp->adev;
127 	char ucode_prefix[30];
128 	int ret = 0;
129 
130 	amdgpu_ucode_ip_version_decode(adev, MP0_HWIP, ucode_prefix, sizeof(ucode_prefix));
131 
132 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
133 	case IP_VERSION(9, 0, 0):
134 	case IP_VERSION(11, 0, 7):
135 	case IP_VERSION(11, 0, 9):
136 		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
137 		ret = psp_init_cap_microcode(psp, ucode_prefix);
138 		break;
139 	case IP_VERSION(13, 0, 2):
140 		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
141 		ret = psp_init_cap_microcode(psp, ucode_prefix);
142 		ret &= psp_init_ta_microcode(psp, ucode_prefix);
143 		break;
144 	case IP_VERSION(13, 0, 0):
145 		adev->virt.autoload_ucode_id = 0;
146 		break;
147 	case IP_VERSION(13, 0, 6):
148 	case IP_VERSION(13, 0, 14):
149 		ret = psp_init_cap_microcode(psp, ucode_prefix);
150 		ret &= psp_init_ta_microcode(psp, ucode_prefix);
151 		break;
152 	case IP_VERSION(13, 0, 10):
153 		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MES1_DATA;
154 		ret = psp_init_cap_microcode(psp, ucode_prefix);
155 		break;
156 	case IP_VERSION(13, 0, 12):
157 		ret = psp_init_ta_microcode(psp, ucode_prefix);
158 		break;
159 	default:
160 		return -EINVAL;
161 	}
162 	return ret;
163 }
164 
psp_early_init(struct amdgpu_ip_block * ip_block)165 static int psp_early_init(struct amdgpu_ip_block *ip_block)
166 {
167 	struct amdgpu_device *adev = ip_block->adev;
168 	struct psp_context *psp = &adev->psp;
169 
170 	psp->autoload_supported = true;
171 	psp->boot_time_tmr = true;
172 
173 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
174 	case IP_VERSION(9, 0, 0):
175 		psp_v3_1_set_psp_funcs(psp);
176 		psp->autoload_supported = false;
177 		psp->boot_time_tmr = false;
178 		break;
179 	case IP_VERSION(10, 0, 0):
180 	case IP_VERSION(10, 0, 1):
181 		psp_v10_0_set_psp_funcs(psp);
182 		psp->autoload_supported = false;
183 		psp->boot_time_tmr = false;
184 		break;
185 	case IP_VERSION(11, 0, 2):
186 	case IP_VERSION(11, 0, 4):
187 		psp_v11_0_set_psp_funcs(psp);
188 		psp->autoload_supported = false;
189 		psp->boot_time_tmr = false;
190 		break;
191 	case IP_VERSION(11, 0, 0):
192 	case IP_VERSION(11, 0, 7):
193 		adev->psp.sup_pd_fw_up = !amdgpu_sriov_vf(adev);
194 		fallthrough;
195 	case IP_VERSION(11, 0, 5):
196 	case IP_VERSION(11, 0, 9):
197 	case IP_VERSION(11, 0, 11):
198 	case IP_VERSION(11, 5, 0):
199 	case IP_VERSION(11, 5, 2):
200 	case IP_VERSION(11, 0, 12):
201 	case IP_VERSION(11, 0, 13):
202 		psp_v11_0_set_psp_funcs(psp);
203 		psp->boot_time_tmr = false;
204 		break;
205 	case IP_VERSION(11, 0, 3):
206 	case IP_VERSION(12, 0, 1):
207 		psp_v12_0_set_psp_funcs(psp);
208 		psp->autoload_supported = false;
209 		psp->boot_time_tmr = false;
210 		break;
211 	case IP_VERSION(13, 0, 2):
212 		psp->boot_time_tmr = false;
213 		fallthrough;
214 	case IP_VERSION(13, 0, 6):
215 	case IP_VERSION(13, 0, 14):
216 		psp_v13_0_set_psp_funcs(psp);
217 		psp->autoload_supported = false;
218 		break;
219 	case IP_VERSION(13, 0, 12):
220 		psp_v13_0_set_psp_funcs(psp);
221 		psp->autoload_supported = false;
222 		adev->psp.sup_ifwi_up = !amdgpu_sriov_vf(adev);
223 		break;
224 	case IP_VERSION(13, 0, 1):
225 	case IP_VERSION(13, 0, 3):
226 	case IP_VERSION(13, 0, 5):
227 	case IP_VERSION(13, 0, 8):
228 	case IP_VERSION(13, 0, 11):
229 	case IP_VERSION(14, 0, 0):
230 	case IP_VERSION(14, 0, 1):
231 	case IP_VERSION(14, 0, 4):
232 		psp_v13_0_set_psp_funcs(psp);
233 		psp->boot_time_tmr = false;
234 		break;
235 	case IP_VERSION(11, 0, 8):
236 		if (adev->apu_flags & AMD_APU_IS_CYAN_SKILLFISH2) {
237 			psp_v11_0_8_set_psp_funcs(psp);
238 		}
239 		psp->autoload_supported = false;
240 		psp->boot_time_tmr = false;
241 		break;
242 	case IP_VERSION(13, 0, 0):
243 	case IP_VERSION(13, 0, 7):
244 	case IP_VERSION(13, 0, 10):
245 		psp_v13_0_set_psp_funcs(psp);
246 		adev->psp.sup_ifwi_up = !amdgpu_sriov_vf(adev);
247 		psp->boot_time_tmr = false;
248 		break;
249 	case IP_VERSION(13, 0, 4):
250 		psp_v13_0_4_set_psp_funcs(psp);
251 		psp->boot_time_tmr = false;
252 		break;
253 	case IP_VERSION(14, 0, 2):
254 	case IP_VERSION(14, 0, 3):
255 		psp_v14_0_set_psp_funcs(psp);
256 		break;
257 	case IP_VERSION(14, 0, 5):
258 		psp_v14_0_set_psp_funcs(psp);
259 		psp->boot_time_tmr = false;
260 		break;
261 	default:
262 		return -EINVAL;
263 	}
264 
265 	psp->adev = adev;
266 
267 	adev->psp_timeout = 20000;
268 
269 	psp_check_pmfw_centralized_cstate_management(psp);
270 
271 	if (amdgpu_sriov_vf(adev))
272 		return psp_init_sriov_microcode(psp);
273 	else
274 		return psp_init_microcode(psp);
275 }
276 
psp_ta_free_shared_buf(struct ta_mem_context * mem_ctx)277 void psp_ta_free_shared_buf(struct ta_mem_context *mem_ctx)
278 {
279 	amdgpu_bo_free_kernel(&mem_ctx->shared_bo, &mem_ctx->shared_mc_addr,
280 			      &mem_ctx->shared_buf);
281 	mem_ctx->shared_bo = NULL;
282 }
283 
psp_free_shared_bufs(struct psp_context * psp)284 static void psp_free_shared_bufs(struct psp_context *psp)
285 {
286 	void *tmr_buf;
287 	void **pptr;
288 
289 	/* free TMR memory buffer */
290 	pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
291 	amdgpu_bo_free_kernel(&psp->tmr_bo, &psp->tmr_mc_addr, pptr);
292 	psp->tmr_bo = NULL;
293 
294 	/* free xgmi shared memory */
295 	psp_ta_free_shared_buf(&psp->xgmi_context.context.mem_context);
296 
297 	/* free ras shared memory */
298 	psp_ta_free_shared_buf(&psp->ras_context.context.mem_context);
299 
300 	/* free hdcp shared memory */
301 	psp_ta_free_shared_buf(&psp->hdcp_context.context.mem_context);
302 
303 	/* free dtm shared memory */
304 	psp_ta_free_shared_buf(&psp->dtm_context.context.mem_context);
305 
306 	/* free rap shared memory */
307 	psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
308 
309 	/* free securedisplay shared memory */
310 	psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
311 
312 
313 }
314 
psp_memory_training_fini(struct psp_context * psp)315 static void psp_memory_training_fini(struct psp_context *psp)
316 {
317 	struct psp_memory_training_context *ctx = &psp->mem_train_ctx;
318 
319 	ctx->init = PSP_MEM_TRAIN_NOT_SUPPORT;
320 	kfree(ctx->sys_cache);
321 	ctx->sys_cache = NULL;
322 }
323 
psp_memory_training_init(struct psp_context * psp)324 static int psp_memory_training_init(struct psp_context *psp)
325 {
326 	int ret;
327 	struct psp_memory_training_context *ctx = &psp->mem_train_ctx;
328 
329 	if (ctx->init != PSP_MEM_TRAIN_RESERVE_SUCCESS) {
330 		dev_dbg(psp->adev->dev, "memory training is not supported!\n");
331 		return 0;
332 	}
333 
334 	ctx->sys_cache = kzalloc(ctx->train_data_size, GFP_KERNEL);
335 	if (ctx->sys_cache == NULL) {
336 		dev_err(psp->adev->dev, "alloc mem_train_ctx.sys_cache failed!\n");
337 		ret = -ENOMEM;
338 		goto Err_out;
339 	}
340 
341 	dev_dbg(psp->adev->dev,
342 		"train_data_size:%llx,p2c_train_data_offset:%llx,c2p_train_data_offset:%llx.\n",
343 		ctx->train_data_size,
344 		ctx->p2c_train_data_offset,
345 		ctx->c2p_train_data_offset);
346 	ctx->init = PSP_MEM_TRAIN_INIT_SUCCESS;
347 	return 0;
348 
349 Err_out:
350 	psp_memory_training_fini(psp);
351 	return ret;
352 }
353 
354 /*
355  * Helper funciton to query psp runtime database entry
356  *
357  * @adev: amdgpu_device pointer
358  * @entry_type: the type of psp runtime database entry
359  * @db_entry: runtime database entry pointer
360  *
361  * Return false if runtime database doesn't exit or entry is invalid
362  * or true if the specific database entry is found, and copy to @db_entry
363  */
psp_get_runtime_db_entry(struct amdgpu_device * adev,enum psp_runtime_entry_type entry_type,void * db_entry)364 static bool psp_get_runtime_db_entry(struct amdgpu_device *adev,
365 				     enum psp_runtime_entry_type entry_type,
366 				     void *db_entry)
367 {
368 	uint64_t db_header_pos, db_dir_pos;
369 	struct psp_runtime_data_header db_header = {0};
370 	struct psp_runtime_data_directory db_dir = {0};
371 	bool ret = false;
372 	int i;
373 
374 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 6) ||
375 	    amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 12) ||
376 	    amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 14))
377 		return false;
378 
379 	db_header_pos = adev->gmc.mc_vram_size - PSP_RUNTIME_DB_OFFSET;
380 	db_dir_pos = db_header_pos + sizeof(struct psp_runtime_data_header);
381 
382 	/* read runtime db header from vram */
383 	amdgpu_device_vram_access(adev, db_header_pos, (uint32_t *)&db_header,
384 			sizeof(struct psp_runtime_data_header), false);
385 
386 	if (db_header.cookie != PSP_RUNTIME_DB_COOKIE_ID) {
387 		/* runtime db doesn't exist, exit */
388 		dev_dbg(adev->dev, "PSP runtime database doesn't exist\n");
389 		return false;
390 	}
391 
392 	/* read runtime database entry from vram */
393 	amdgpu_device_vram_access(adev, db_dir_pos, (uint32_t *)&db_dir,
394 			sizeof(struct psp_runtime_data_directory), false);
395 
396 	if (db_dir.entry_count >= PSP_RUNTIME_DB_DIAG_ENTRY_MAX_COUNT) {
397 		/* invalid db entry count, exit */
398 		dev_warn(adev->dev, "Invalid PSP runtime database entry count\n");
399 		return false;
400 	}
401 
402 	/* look up for requested entry type */
403 	for (i = 0; i < db_dir.entry_count && !ret; i++) {
404 		if (db_dir.entry_list[i].entry_type == entry_type) {
405 			switch (entry_type) {
406 			case PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG:
407 				if (db_dir.entry_list[i].size < sizeof(struct psp_runtime_boot_cfg_entry)) {
408 					/* invalid db entry size */
409 					dev_warn(adev->dev, "Invalid PSP runtime database boot cfg entry size\n");
410 					return false;
411 				}
412 				/* read runtime database entry */
413 				amdgpu_device_vram_access(adev, db_header_pos + db_dir.entry_list[i].offset,
414 							  (uint32_t *)db_entry, sizeof(struct psp_runtime_boot_cfg_entry), false);
415 				ret = true;
416 				break;
417 			case PSP_RUNTIME_ENTRY_TYPE_PPTABLE_ERR_STATUS:
418 				if (db_dir.entry_list[i].size < sizeof(struct psp_runtime_scpm_entry)) {
419 					/* invalid db entry size */
420 					dev_warn(adev->dev, "Invalid PSP runtime database scpm entry size\n");
421 					return false;
422 				}
423 				/* read runtime database entry */
424 				amdgpu_device_vram_access(adev, db_header_pos + db_dir.entry_list[i].offset,
425 							  (uint32_t *)db_entry, sizeof(struct psp_runtime_scpm_entry), false);
426 				ret = true;
427 				break;
428 			default:
429 				ret = false;
430 				break;
431 			}
432 		}
433 	}
434 
435 	return ret;
436 }
437 
psp_sw_init(struct amdgpu_ip_block * ip_block)438 static int psp_sw_init(struct amdgpu_ip_block *ip_block)
439 {
440 	struct amdgpu_device *adev = ip_block->adev;
441 	struct psp_context *psp = &adev->psp;
442 	int ret;
443 	struct psp_runtime_boot_cfg_entry boot_cfg_entry;
444 	struct psp_memory_training_context *mem_training_ctx = &psp->mem_train_ctx;
445 	struct psp_runtime_scpm_entry scpm_entry;
446 
447 	psp->cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
448 	if (!psp->cmd) {
449 		dev_err(adev->dev, "Failed to allocate memory to command buffer!\n");
450 		ret = -ENOMEM;
451 	}
452 
453 	adev->psp.xgmi_context.supports_extended_data =
454 		!adev->gmc.xgmi.connected_to_cpu &&
455 		amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2);
456 
457 	memset(&scpm_entry, 0, sizeof(scpm_entry));
458 	if ((psp_get_runtime_db_entry(adev,
459 				PSP_RUNTIME_ENTRY_TYPE_PPTABLE_ERR_STATUS,
460 				&scpm_entry)) &&
461 	    (scpm_entry.scpm_status != SCPM_DISABLE)) {
462 		adev->scpm_enabled = true;
463 		adev->scpm_status = scpm_entry.scpm_status;
464 	} else {
465 		adev->scpm_enabled = false;
466 		adev->scpm_status = SCPM_DISABLE;
467 	}
468 
469 	/* TODO: stop gpu driver services and print alarm if scpm is enabled with error status */
470 
471 	memset(&boot_cfg_entry, 0, sizeof(boot_cfg_entry));
472 	if (psp_get_runtime_db_entry(adev,
473 				PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG,
474 				&boot_cfg_entry)) {
475 		psp->boot_cfg_bitmask = boot_cfg_entry.boot_cfg_bitmask;
476 		if ((psp->boot_cfg_bitmask) &
477 		    BOOT_CFG_FEATURE_TWO_STAGE_DRAM_TRAINING) {
478 			/* If psp runtime database exists, then
479 			 * only enable two stage memory training
480 			 * when TWO_STAGE_DRAM_TRAINING bit is set
481 			 * in runtime database
482 			 */
483 			mem_training_ctx->enable_mem_training = true;
484 		}
485 
486 	} else {
487 		/* If psp runtime database doesn't exist or is
488 		 * invalid, force enable two stage memory training
489 		 */
490 		mem_training_ctx->enable_mem_training = true;
491 	}
492 
493 	if (mem_training_ctx->enable_mem_training) {
494 		ret = psp_memory_training_init(psp);
495 		if (ret) {
496 			dev_err(adev->dev, "Failed to initialize memory training!\n");
497 			return ret;
498 		}
499 
500 		ret = psp_mem_training(psp, PSP_MEM_TRAIN_COLD_BOOT);
501 		if (ret) {
502 			dev_err(adev->dev, "Failed to process memory training!\n");
503 			return ret;
504 		}
505 	}
506 
507 	ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG,
508 				      (amdgpu_sriov_vf(adev) || adev->debug_use_vram_fw_buf) ?
509 				      AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT,
510 				      &psp->fw_pri_bo,
511 				      &psp->fw_pri_mc_addr,
512 				      &psp->fw_pri_buf);
513 	if (ret)
514 		return ret;
515 
516 	ret = amdgpu_bo_create_kernel(adev, PSP_FENCE_BUFFER_SIZE, PAGE_SIZE,
517 				      AMDGPU_GEM_DOMAIN_VRAM |
518 				      AMDGPU_GEM_DOMAIN_GTT,
519 				      &psp->fence_buf_bo,
520 				      &psp->fence_buf_mc_addr,
521 				      &psp->fence_buf);
522 	if (ret)
523 		goto failed1;
524 
525 	ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE,
526 				      AMDGPU_GEM_DOMAIN_VRAM |
527 				      AMDGPU_GEM_DOMAIN_GTT,
528 				      &psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
529 				      (void **)&psp->cmd_buf_mem);
530 	if (ret)
531 		goto failed2;
532 
533 	return 0;
534 
535 failed2:
536 	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
537 			      &psp->fence_buf_mc_addr, &psp->fence_buf);
538 failed1:
539 	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
540 			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
541 	return ret;
542 }
543 
psp_sw_fini(struct amdgpu_ip_block * ip_block)544 static int psp_sw_fini(struct amdgpu_ip_block *ip_block)
545 {
546 	struct amdgpu_device *adev = ip_block->adev;
547 	struct psp_context *psp = &adev->psp;
548 
549 	psp_memory_training_fini(psp);
550 
551 	amdgpu_ucode_release(&psp->sos_fw);
552 	amdgpu_ucode_release(&psp->asd_fw);
553 	amdgpu_ucode_release(&psp->ta_fw);
554 	amdgpu_ucode_release(&psp->cap_fw);
555 	amdgpu_ucode_release(&psp->toc_fw);
556 
557 	kfree(psp->cmd);
558 	psp->cmd = NULL;
559 
560 	psp_free_shared_bufs(psp);
561 
562 	if (psp->km_ring.ring_mem)
563 		amdgpu_bo_free_kernel(&adev->firmware.rbuf,
564 				      &psp->km_ring.ring_mem_mc_addr,
565 				      (void **)&psp->km_ring.ring_mem);
566 
567 	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
568 			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
569 	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
570 			      &psp->fence_buf_mc_addr, &psp->fence_buf);
571 	amdgpu_bo_free_kernel(&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
572 			      (void **)&psp->cmd_buf_mem);
573 
574 	return 0;
575 }
576 
psp_wait_for(struct psp_context * psp,uint32_t reg_index,uint32_t reg_val,uint32_t mask,bool check_changed)577 int psp_wait_for(struct psp_context *psp, uint32_t reg_index,
578 		 uint32_t reg_val, uint32_t mask, bool check_changed)
579 {
580 	uint32_t val;
581 	int i;
582 	struct amdgpu_device *adev = psp->adev;
583 
584 	if (psp->adev->no_hw_access)
585 		return 0;
586 
587 	for (i = 0; i < adev->usec_timeout; i++) {
588 		val = RREG32(reg_index);
589 		if (check_changed) {
590 			if (val != reg_val)
591 				return 0;
592 		} else {
593 			if ((val & mask) == reg_val)
594 				return 0;
595 		}
596 		udelay(1);
597 	}
598 
599 	return -ETIME;
600 }
601 
psp_wait_for_spirom_update(struct psp_context * psp,uint32_t reg_index,uint32_t reg_val,uint32_t mask,uint32_t msec_timeout)602 int psp_wait_for_spirom_update(struct psp_context *psp, uint32_t reg_index,
603 			       uint32_t reg_val, uint32_t mask, uint32_t msec_timeout)
604 {
605 	uint32_t val;
606 	int i;
607 	struct amdgpu_device *adev = psp->adev;
608 
609 	if (psp->adev->no_hw_access)
610 		return 0;
611 
612 	for (i = 0; i < msec_timeout; i++) {
613 		val = RREG32(reg_index);
614 		if ((val & mask) == reg_val)
615 			return 0;
616 		msleep(1);
617 	}
618 
619 	return -ETIME;
620 }
621 
psp_gfx_cmd_name(enum psp_gfx_cmd_id cmd_id)622 static const char *psp_gfx_cmd_name(enum psp_gfx_cmd_id cmd_id)
623 {
624 	switch (cmd_id) {
625 	case GFX_CMD_ID_LOAD_TA:
626 		return "LOAD_TA";
627 	case GFX_CMD_ID_UNLOAD_TA:
628 		return "UNLOAD_TA";
629 	case GFX_CMD_ID_INVOKE_CMD:
630 		return "INVOKE_CMD";
631 	case GFX_CMD_ID_LOAD_ASD:
632 		return "LOAD_ASD";
633 	case GFX_CMD_ID_SETUP_TMR:
634 		return "SETUP_TMR";
635 	case GFX_CMD_ID_LOAD_IP_FW:
636 		return "LOAD_IP_FW";
637 	case GFX_CMD_ID_DESTROY_TMR:
638 		return "DESTROY_TMR";
639 	case GFX_CMD_ID_SAVE_RESTORE:
640 		return "SAVE_RESTORE_IP_FW";
641 	case GFX_CMD_ID_SETUP_VMR:
642 		return "SETUP_VMR";
643 	case GFX_CMD_ID_DESTROY_VMR:
644 		return "DESTROY_VMR";
645 	case GFX_CMD_ID_PROG_REG:
646 		return "PROG_REG";
647 	case GFX_CMD_ID_GET_FW_ATTESTATION:
648 		return "GET_FW_ATTESTATION";
649 	case GFX_CMD_ID_LOAD_TOC:
650 		return "ID_LOAD_TOC";
651 	case GFX_CMD_ID_AUTOLOAD_RLC:
652 		return "AUTOLOAD_RLC";
653 	case GFX_CMD_ID_BOOT_CFG:
654 		return "BOOT_CFG";
655 	case GFX_CMD_ID_CONFIG_SQ_PERFMON:
656 		return "CONFIG_SQ_PERFMON";
657 	default:
658 		return "UNKNOWN CMD";
659 	}
660 }
661 
psp_err_warn(struct psp_context * psp)662 static bool psp_err_warn(struct psp_context *psp)
663 {
664 	struct psp_gfx_cmd_resp *cmd = psp->cmd_buf_mem;
665 
666 	/* This response indicates reg list is already loaded */
667 	if (amdgpu_ip_version(psp->adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2) &&
668 	    cmd->cmd_id == GFX_CMD_ID_LOAD_IP_FW &&
669 	    cmd->cmd.cmd_load_ip_fw.fw_type == GFX_FW_TYPE_REG_LIST &&
670 	    cmd->resp.status == TEE_ERROR_CANCEL)
671 		return false;
672 
673 	return true;
674 }
675 
676 static int
psp_cmd_submit_buf(struct psp_context * psp,struct amdgpu_firmware_info * ucode,struct psp_gfx_cmd_resp * cmd,uint64_t fence_mc_addr)677 psp_cmd_submit_buf(struct psp_context *psp,
678 		   struct amdgpu_firmware_info *ucode,
679 		   struct psp_gfx_cmd_resp *cmd, uint64_t fence_mc_addr)
680 {
681 	int ret;
682 	int index;
683 	int timeout = psp->adev->psp_timeout;
684 	bool ras_intr = false;
685 	bool skip_unsupport = false;
686 
687 	if (psp->adev->no_hw_access)
688 		return 0;
689 
690 	memset(psp->cmd_buf_mem, 0, PSP_CMD_BUFFER_SIZE);
691 
692 	memcpy(psp->cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp));
693 
694 	index = atomic_inc_return(&psp->fence_value);
695 	ret = psp_ring_cmd_submit(psp, psp->cmd_buf_mc_addr, fence_mc_addr, index);
696 	if (ret) {
697 		atomic_dec(&psp->fence_value);
698 		goto exit;
699 	}
700 
701 	amdgpu_device_invalidate_hdp(psp->adev, NULL);
702 	while (*((unsigned int *)psp->fence_buf) != index) {
703 		if (--timeout == 0)
704 			break;
705 		/*
706 		 * Shouldn't wait for timeout when err_event_athub occurs,
707 		 * because gpu reset thread triggered and lock resource should
708 		 * be released for psp resume sequence.
709 		 */
710 		ras_intr = amdgpu_ras_intr_triggered();
711 		if (ras_intr)
712 			break;
713 		usleep_range(10, 100);
714 		amdgpu_device_invalidate_hdp(psp->adev, NULL);
715 	}
716 
717 	/* We allow TEE_ERROR_NOT_SUPPORTED for VMR command and PSP_ERR_UNKNOWN_COMMAND in SRIOV */
718 	skip_unsupport = (psp->cmd_buf_mem->resp.status == TEE_ERROR_NOT_SUPPORTED ||
719 		psp->cmd_buf_mem->resp.status == PSP_ERR_UNKNOWN_COMMAND) && amdgpu_sriov_vf(psp->adev);
720 
721 	memcpy(&cmd->resp, &psp->cmd_buf_mem->resp, sizeof(struct psp_gfx_resp));
722 
723 	/* In some cases, psp response status is not 0 even there is no
724 	 * problem while the command is submitted. Some version of PSP FW
725 	 * doesn't write 0 to that field.
726 	 * So here we would like to only print a warning instead of an error
727 	 * during psp initialization to avoid breaking hw_init and it doesn't
728 	 * return -EINVAL.
729 	 */
730 	if (!skip_unsupport && (psp->cmd_buf_mem->resp.status || !timeout) && !ras_intr) {
731 		if (ucode)
732 			dev_warn(psp->adev->dev,
733 				 "failed to load ucode %s(0x%X) ",
734 				 amdgpu_ucode_name(ucode->ucode_id), ucode->ucode_id);
735 		if (psp_err_warn(psp))
736 			dev_warn(
737 				psp->adev->dev,
738 				"psp gfx command %s(0x%X) failed and response status is (0x%X)\n",
739 				psp_gfx_cmd_name(psp->cmd_buf_mem->cmd_id),
740 				psp->cmd_buf_mem->cmd_id,
741 				psp->cmd_buf_mem->resp.status);
742 		/* If any firmware (including CAP) load fails under SRIOV, it should
743 		 * return failure to stop the VF from initializing.
744 		 * Also return failure in case of timeout
745 		 */
746 		if ((ucode && amdgpu_sriov_vf(psp->adev)) || !timeout) {
747 			ret = -EINVAL;
748 			goto exit;
749 		}
750 	}
751 
752 	if (ucode) {
753 		ucode->tmr_mc_addr_lo = psp->cmd_buf_mem->resp.fw_addr_lo;
754 		ucode->tmr_mc_addr_hi = psp->cmd_buf_mem->resp.fw_addr_hi;
755 	}
756 
757 exit:
758 	return ret;
759 }
760 
acquire_psp_cmd_buf(struct psp_context * psp)761 static struct psp_gfx_cmd_resp *acquire_psp_cmd_buf(struct psp_context *psp)
762 {
763 	struct psp_gfx_cmd_resp *cmd = psp->cmd;
764 
765 	mutex_lock(&psp->mutex);
766 
767 	memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp));
768 
769 	return cmd;
770 }
771 
release_psp_cmd_buf(struct psp_context * psp)772 static void release_psp_cmd_buf(struct psp_context *psp)
773 {
774 	mutex_unlock(&psp->mutex);
775 }
776 
psp_prep_tmr_cmd_buf(struct psp_context * psp,struct psp_gfx_cmd_resp * cmd,uint64_t tmr_mc,struct amdgpu_bo * tmr_bo)777 static void psp_prep_tmr_cmd_buf(struct psp_context *psp,
778 				 struct psp_gfx_cmd_resp *cmd,
779 				 uint64_t tmr_mc, struct amdgpu_bo *tmr_bo)
780 {
781 	struct amdgpu_device *adev = psp->adev;
782 	uint32_t size = 0;
783 	uint64_t tmr_pa = 0;
784 
785 	if (tmr_bo) {
786 		size = amdgpu_bo_size(tmr_bo);
787 		tmr_pa = amdgpu_gmc_vram_pa(adev, tmr_bo);
788 	}
789 
790 	if (amdgpu_sriov_vf(psp->adev))
791 		cmd->cmd_id = GFX_CMD_ID_SETUP_VMR;
792 	else
793 		cmd->cmd_id = GFX_CMD_ID_SETUP_TMR;
794 	cmd->cmd.cmd_setup_tmr.buf_phy_addr_lo = lower_32_bits(tmr_mc);
795 	cmd->cmd.cmd_setup_tmr.buf_phy_addr_hi = upper_32_bits(tmr_mc);
796 	cmd->cmd.cmd_setup_tmr.buf_size = size;
797 	cmd->cmd.cmd_setup_tmr.bitfield.virt_phy_addr = 1;
798 	cmd->cmd.cmd_setup_tmr.system_phy_addr_lo = lower_32_bits(tmr_pa);
799 	cmd->cmd.cmd_setup_tmr.system_phy_addr_hi = upper_32_bits(tmr_pa);
800 }
801 
psp_prep_load_toc_cmd_buf(struct psp_gfx_cmd_resp * cmd,uint64_t pri_buf_mc,uint32_t size)802 static void psp_prep_load_toc_cmd_buf(struct psp_gfx_cmd_resp *cmd,
803 				      uint64_t pri_buf_mc, uint32_t size)
804 {
805 	cmd->cmd_id = GFX_CMD_ID_LOAD_TOC;
806 	cmd->cmd.cmd_load_toc.toc_phy_addr_lo = lower_32_bits(pri_buf_mc);
807 	cmd->cmd.cmd_load_toc.toc_phy_addr_hi = upper_32_bits(pri_buf_mc);
808 	cmd->cmd.cmd_load_toc.toc_size = size;
809 }
810 
811 /* Issue LOAD TOC cmd to PSP to part toc and calculate tmr size needed */
psp_load_toc(struct psp_context * psp,uint32_t * tmr_size)812 static int psp_load_toc(struct psp_context *psp,
813 			uint32_t *tmr_size)
814 {
815 	int ret;
816 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
817 
818 	/* Copy toc to psp firmware private buffer */
819 	psp_copy_fw(psp, psp->toc.start_addr, psp->toc.size_bytes);
820 
821 	psp_prep_load_toc_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->toc.size_bytes);
822 
823 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
824 				 psp->fence_buf_mc_addr);
825 	if (!ret)
826 		*tmr_size = psp->cmd_buf_mem->resp.tmr_size;
827 
828 	release_psp_cmd_buf(psp);
829 
830 	return ret;
831 }
832 
833 /* Set up Trusted Memory Region */
psp_tmr_init(struct psp_context * psp)834 static int psp_tmr_init(struct psp_context *psp)
835 {
836 	int ret = 0;
837 	int tmr_size;
838 	void *tmr_buf;
839 	void **pptr;
840 
841 	/*
842 	 * According to HW engineer, they prefer the TMR address be "naturally
843 	 * aligned" , e.g. the start address be an integer divide of TMR size.
844 	 *
845 	 * Note: this memory need be reserved till the driver
846 	 * uninitializes.
847 	 */
848 	tmr_size = PSP_TMR_SIZE(psp->adev);
849 
850 	/* For ASICs support RLC autoload, psp will parse the toc
851 	 * and calculate the total size of TMR needed
852 	 */
853 	if (!amdgpu_sriov_vf(psp->adev) &&
854 	    psp->toc.start_addr &&
855 	    psp->toc.size_bytes &&
856 	    psp->fw_pri_buf) {
857 		ret = psp_load_toc(psp, &tmr_size);
858 		if (ret) {
859 			dev_err(psp->adev->dev, "Failed to load toc\n");
860 			return ret;
861 		}
862 	}
863 
864 	if (!psp->tmr_bo && !psp->boot_time_tmr) {
865 		pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
866 		ret = amdgpu_bo_create_kernel(psp->adev, tmr_size,
867 					      PSP_TMR_ALIGNMENT,
868 					      AMDGPU_HAS_VRAM(psp->adev) ?
869 					      AMDGPU_GEM_DOMAIN_VRAM :
870 					      AMDGPU_GEM_DOMAIN_GTT,
871 					      &psp->tmr_bo, &psp->tmr_mc_addr,
872 					      pptr);
873 	}
874 
875 	return ret;
876 }
877 
psp_skip_tmr(struct psp_context * psp)878 static bool psp_skip_tmr(struct psp_context *psp)
879 {
880 	switch (amdgpu_ip_version(psp->adev, MP0_HWIP, 0)) {
881 	case IP_VERSION(11, 0, 9):
882 	case IP_VERSION(11, 0, 7):
883 	case IP_VERSION(13, 0, 2):
884 	case IP_VERSION(13, 0, 6):
885 	case IP_VERSION(13, 0, 10):
886 	case IP_VERSION(13, 0, 12):
887 	case IP_VERSION(13, 0, 14):
888 		return true;
889 	default:
890 		return false;
891 	}
892 }
893 
psp_tmr_load(struct psp_context * psp)894 static int psp_tmr_load(struct psp_context *psp)
895 {
896 	int ret;
897 	struct psp_gfx_cmd_resp *cmd;
898 
899 	/* For Navi12 and CHIP_SIENNA_CICHLID SRIOV, do not set up TMR.
900 	 * Already set up by host driver.
901 	 */
902 	if (amdgpu_sriov_vf(psp->adev) && psp_skip_tmr(psp))
903 		return 0;
904 
905 	cmd = acquire_psp_cmd_buf(psp);
906 
907 	psp_prep_tmr_cmd_buf(psp, cmd, psp->tmr_mc_addr, psp->tmr_bo);
908 	if (psp->tmr_bo)
909 		dev_info(psp->adev->dev, "reserve 0x%lx from 0x%llx for PSP TMR\n",
910 			 amdgpu_bo_size(psp->tmr_bo), psp->tmr_mc_addr);
911 
912 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
913 				 psp->fence_buf_mc_addr);
914 
915 	release_psp_cmd_buf(psp);
916 
917 	return ret;
918 }
919 
psp_prep_tmr_unload_cmd_buf(struct psp_context * psp,struct psp_gfx_cmd_resp * cmd)920 static void psp_prep_tmr_unload_cmd_buf(struct psp_context *psp,
921 					struct psp_gfx_cmd_resp *cmd)
922 {
923 	if (amdgpu_sriov_vf(psp->adev))
924 		cmd->cmd_id = GFX_CMD_ID_DESTROY_VMR;
925 	else
926 		cmd->cmd_id = GFX_CMD_ID_DESTROY_TMR;
927 }
928 
psp_tmr_unload(struct psp_context * psp)929 static int psp_tmr_unload(struct psp_context *psp)
930 {
931 	int ret;
932 	struct psp_gfx_cmd_resp *cmd;
933 
934 	/* skip TMR unload for Navi12 and CHIP_SIENNA_CICHLID SRIOV,
935 	 * as TMR is not loaded at all
936 	 */
937 	if (amdgpu_sriov_vf(psp->adev) && psp_skip_tmr(psp))
938 		return 0;
939 
940 	cmd = acquire_psp_cmd_buf(psp);
941 
942 	psp_prep_tmr_unload_cmd_buf(psp, cmd);
943 	dev_dbg(psp->adev->dev, "free PSP TMR buffer\n");
944 
945 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
946 				 psp->fence_buf_mc_addr);
947 
948 	release_psp_cmd_buf(psp);
949 
950 	return ret;
951 }
952 
psp_tmr_terminate(struct psp_context * psp)953 static int psp_tmr_terminate(struct psp_context *psp)
954 {
955 	return psp_tmr_unload(psp);
956 }
957 
psp_get_fw_attestation_records_addr(struct psp_context * psp,uint64_t * output_ptr)958 int psp_get_fw_attestation_records_addr(struct psp_context *psp,
959 					uint64_t *output_ptr)
960 {
961 	int ret;
962 	struct psp_gfx_cmd_resp *cmd;
963 
964 	if (!output_ptr)
965 		return -EINVAL;
966 
967 	if (amdgpu_sriov_vf(psp->adev))
968 		return 0;
969 
970 	cmd = acquire_psp_cmd_buf(psp);
971 
972 	cmd->cmd_id = GFX_CMD_ID_GET_FW_ATTESTATION;
973 
974 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
975 				 psp->fence_buf_mc_addr);
976 
977 	if (!ret) {
978 		*output_ptr = ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_lo) +
979 			      ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_hi << 32);
980 	}
981 
982 	release_psp_cmd_buf(psp);
983 
984 	return ret;
985 }
986 
psp_boot_config_get(struct amdgpu_device * adev,uint32_t * boot_cfg)987 static int psp_boot_config_get(struct amdgpu_device *adev, uint32_t *boot_cfg)
988 {
989 	struct psp_context *psp = &adev->psp;
990 	struct psp_gfx_cmd_resp *cmd;
991 	int ret;
992 
993 	if (amdgpu_sriov_vf(adev))
994 		return 0;
995 
996 	cmd = acquire_psp_cmd_buf(psp);
997 
998 	cmd->cmd_id = GFX_CMD_ID_BOOT_CFG;
999 	cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_GET;
1000 
1001 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1002 	if (!ret) {
1003 		*boot_cfg =
1004 			(cmd->resp.uresp.boot_cfg.boot_cfg & BOOT_CONFIG_GECC) ? 1 : 0;
1005 	}
1006 
1007 	release_psp_cmd_buf(psp);
1008 
1009 	return ret;
1010 }
1011 
psp_boot_config_set(struct amdgpu_device * adev,uint32_t boot_cfg)1012 static int psp_boot_config_set(struct amdgpu_device *adev, uint32_t boot_cfg)
1013 {
1014 	int ret;
1015 	struct psp_context *psp = &adev->psp;
1016 	struct psp_gfx_cmd_resp *cmd;
1017 
1018 	if (amdgpu_sriov_vf(adev))
1019 		return 0;
1020 
1021 	cmd = acquire_psp_cmd_buf(psp);
1022 
1023 	cmd->cmd_id = GFX_CMD_ID_BOOT_CFG;
1024 	cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_SET;
1025 	cmd->cmd.boot_cfg.boot_config = boot_cfg;
1026 	cmd->cmd.boot_cfg.boot_config_valid = boot_cfg;
1027 
1028 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1029 
1030 	release_psp_cmd_buf(psp);
1031 
1032 	return ret;
1033 }
1034 
psp_rl_load(struct amdgpu_device * adev)1035 static int psp_rl_load(struct amdgpu_device *adev)
1036 {
1037 	int ret;
1038 	struct psp_context *psp = &adev->psp;
1039 	struct psp_gfx_cmd_resp *cmd;
1040 
1041 	if (!is_psp_fw_valid(psp->rl))
1042 		return 0;
1043 
1044 	cmd = acquire_psp_cmd_buf(psp);
1045 
1046 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
1047 	memcpy(psp->fw_pri_buf, psp->rl.start_addr, psp->rl.size_bytes);
1048 
1049 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
1050 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(psp->fw_pri_mc_addr);
1051 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(psp->fw_pri_mc_addr);
1052 	cmd->cmd.cmd_load_ip_fw.fw_size = psp->rl.size_bytes;
1053 	cmd->cmd.cmd_load_ip_fw.fw_type = GFX_FW_TYPE_REG_LIST;
1054 
1055 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1056 
1057 	release_psp_cmd_buf(psp);
1058 
1059 	return ret;
1060 }
1061 
psp_memory_partition(struct psp_context * psp,int mode)1062 int psp_memory_partition(struct psp_context *psp, int mode)
1063 {
1064 	struct psp_gfx_cmd_resp *cmd;
1065 	int ret;
1066 
1067 	if (amdgpu_sriov_vf(psp->adev))
1068 		return 0;
1069 
1070 	cmd = acquire_psp_cmd_buf(psp);
1071 
1072 	cmd->cmd_id = GFX_CMD_ID_FB_NPS_MODE;
1073 	cmd->cmd.cmd_memory_part.mode = mode;
1074 
1075 	dev_info(psp->adev->dev,
1076 		 "Requesting %d memory partition change through PSP", mode);
1077 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1078 	if (ret)
1079 		dev_err(psp->adev->dev,
1080 			"PSP request failed to change to NPS%d mode\n", mode);
1081 
1082 	release_psp_cmd_buf(psp);
1083 
1084 	return ret;
1085 }
1086 
psp_spatial_partition(struct psp_context * psp,int mode)1087 int psp_spatial_partition(struct psp_context *psp, int mode)
1088 {
1089 	struct psp_gfx_cmd_resp *cmd;
1090 	int ret;
1091 
1092 	if (amdgpu_sriov_vf(psp->adev))
1093 		return 0;
1094 
1095 	cmd = acquire_psp_cmd_buf(psp);
1096 
1097 	cmd->cmd_id = GFX_CMD_ID_SRIOV_SPATIAL_PART;
1098 	cmd->cmd.cmd_spatial_part.mode = mode;
1099 
1100 	dev_info(psp->adev->dev, "Requesting %d partitions through PSP", mode);
1101 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1102 
1103 	release_psp_cmd_buf(psp);
1104 
1105 	return ret;
1106 }
1107 
psp_asd_initialize(struct psp_context * psp)1108 static int psp_asd_initialize(struct psp_context *psp)
1109 {
1110 	int ret;
1111 
1112 	/* If PSP version doesn't match ASD version, asd loading will be failed.
1113 	 * add workaround to bypass it for sriov now.
1114 	 * TODO: add version check to make it common
1115 	 */
1116 	if (amdgpu_sriov_vf(psp->adev) || !psp->asd_context.bin_desc.size_bytes)
1117 		return 0;
1118 
1119 	/* bypass asd if display hardware is not available */
1120 	if (!amdgpu_device_has_display_hardware(psp->adev) &&
1121 	    amdgpu_ip_version(psp->adev, MP0_HWIP, 0) >= IP_VERSION(13, 0, 10))
1122 		return 0;
1123 
1124 	psp->asd_context.mem_context.shared_mc_addr  = 0;
1125 	psp->asd_context.mem_context.shared_mem_size = PSP_ASD_SHARED_MEM_SIZE;
1126 	psp->asd_context.ta_load_type                = GFX_CMD_ID_LOAD_ASD;
1127 
1128 	ret = psp_ta_load(psp, &psp->asd_context);
1129 	if (!ret)
1130 		psp->asd_context.initialized = true;
1131 
1132 	return ret;
1133 }
1134 
psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp * cmd,uint32_t session_id)1135 static void psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1136 				       uint32_t session_id)
1137 {
1138 	cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA;
1139 	cmd->cmd.cmd_unload_ta.session_id = session_id;
1140 }
1141 
psp_ta_unload(struct psp_context * psp,struct ta_context * context)1142 int psp_ta_unload(struct psp_context *psp, struct ta_context *context)
1143 {
1144 	int ret;
1145 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1146 
1147 	psp_prep_ta_unload_cmd_buf(cmd, context->session_id);
1148 
1149 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1150 
1151 	context->resp_status = cmd->resp.status;
1152 
1153 	release_psp_cmd_buf(psp);
1154 
1155 	return ret;
1156 }
1157 
psp_asd_terminate(struct psp_context * psp)1158 static int psp_asd_terminate(struct psp_context *psp)
1159 {
1160 	int ret;
1161 
1162 	if (amdgpu_sriov_vf(psp->adev))
1163 		return 0;
1164 
1165 	if (!psp->asd_context.initialized)
1166 		return 0;
1167 
1168 	ret = psp_ta_unload(psp, &psp->asd_context);
1169 	if (!ret)
1170 		psp->asd_context.initialized = false;
1171 
1172 	return ret;
1173 }
1174 
psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp * cmd,uint32_t id,uint32_t value)1175 static void psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1176 		uint32_t id, uint32_t value)
1177 {
1178 	cmd->cmd_id = GFX_CMD_ID_PROG_REG;
1179 	cmd->cmd.cmd_setup_reg_prog.reg_value = value;
1180 	cmd->cmd.cmd_setup_reg_prog.reg_id = id;
1181 }
1182 
psp_reg_program(struct psp_context * psp,enum psp_reg_prog_id reg,uint32_t value)1183 int psp_reg_program(struct psp_context *psp, enum psp_reg_prog_id reg,
1184 		uint32_t value)
1185 {
1186 	struct psp_gfx_cmd_resp *cmd;
1187 	int ret = 0;
1188 
1189 	if (reg >= PSP_REG_LAST)
1190 		return -EINVAL;
1191 
1192 	cmd = acquire_psp_cmd_buf(psp);
1193 
1194 	psp_prep_reg_prog_cmd_buf(cmd, reg, value);
1195 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1196 	if (ret)
1197 		dev_err(psp->adev->dev, "PSP failed to program reg id %d\n", reg);
1198 
1199 	release_psp_cmd_buf(psp);
1200 
1201 	return ret;
1202 }
1203 
psp_prep_ta_load_cmd_buf(struct psp_gfx_cmd_resp * cmd,uint64_t ta_bin_mc,struct ta_context * context)1204 static void psp_prep_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1205 				     uint64_t ta_bin_mc,
1206 				     struct ta_context *context)
1207 {
1208 	cmd->cmd_id				= context->ta_load_type;
1209 	cmd->cmd.cmd_load_ta.app_phy_addr_lo	= lower_32_bits(ta_bin_mc);
1210 	cmd->cmd.cmd_load_ta.app_phy_addr_hi	= upper_32_bits(ta_bin_mc);
1211 	cmd->cmd.cmd_load_ta.app_len		= context->bin_desc.size_bytes;
1212 
1213 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo =
1214 		lower_32_bits(context->mem_context.shared_mc_addr);
1215 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi =
1216 		upper_32_bits(context->mem_context.shared_mc_addr);
1217 	cmd->cmd.cmd_load_ta.cmd_buf_len = context->mem_context.shared_mem_size;
1218 }
1219 
psp_ta_init_shared_buf(struct psp_context * psp,struct ta_mem_context * mem_ctx)1220 int psp_ta_init_shared_buf(struct psp_context *psp,
1221 				  struct ta_mem_context *mem_ctx)
1222 {
1223 	/*
1224 	 * Allocate 16k memory aligned to 4k from Frame Buffer (local
1225 	 * physical) for ta to host memory
1226 	 */
1227 	return amdgpu_bo_create_kernel(psp->adev, mem_ctx->shared_mem_size,
1228 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM |
1229 				      AMDGPU_GEM_DOMAIN_GTT,
1230 				      &mem_ctx->shared_bo,
1231 				      &mem_ctx->shared_mc_addr,
1232 				      &mem_ctx->shared_buf);
1233 }
1234 
psp_prep_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp * cmd,uint32_t ta_cmd_id,uint32_t session_id)1235 static void psp_prep_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1236 				       uint32_t ta_cmd_id,
1237 				       uint32_t session_id)
1238 {
1239 	cmd->cmd_id				= GFX_CMD_ID_INVOKE_CMD;
1240 	cmd->cmd.cmd_invoke_cmd.session_id	= session_id;
1241 	cmd->cmd.cmd_invoke_cmd.ta_cmd_id	= ta_cmd_id;
1242 }
1243 
psp_ta_invoke(struct psp_context * psp,uint32_t ta_cmd_id,struct ta_context * context)1244 int psp_ta_invoke(struct psp_context *psp,
1245 		  uint32_t ta_cmd_id,
1246 		  struct ta_context *context)
1247 {
1248 	int ret;
1249 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1250 
1251 	psp_prep_ta_invoke_cmd_buf(cmd, ta_cmd_id, context->session_id);
1252 
1253 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1254 				 psp->fence_buf_mc_addr);
1255 
1256 	context->resp_status = cmd->resp.status;
1257 
1258 	release_psp_cmd_buf(psp);
1259 
1260 	return ret;
1261 }
1262 
psp_ta_load(struct psp_context * psp,struct ta_context * context)1263 int psp_ta_load(struct psp_context *psp, struct ta_context *context)
1264 {
1265 	int ret;
1266 	struct psp_gfx_cmd_resp *cmd;
1267 
1268 	cmd = acquire_psp_cmd_buf(psp);
1269 
1270 	psp_copy_fw(psp, context->bin_desc.start_addr,
1271 		    context->bin_desc.size_bytes);
1272 
1273 	psp_prep_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr, context);
1274 
1275 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1276 				 psp->fence_buf_mc_addr);
1277 
1278 	context->resp_status = cmd->resp.status;
1279 
1280 	if (!ret)
1281 		context->session_id = cmd->resp.session_id;
1282 
1283 	release_psp_cmd_buf(psp);
1284 
1285 	return ret;
1286 }
1287 
psp_xgmi_invoke(struct psp_context * psp,uint32_t ta_cmd_id)1288 int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1289 {
1290 	return psp_ta_invoke(psp, ta_cmd_id, &psp->xgmi_context.context);
1291 }
1292 
psp_xgmi_terminate(struct psp_context * psp)1293 int psp_xgmi_terminate(struct psp_context *psp)
1294 {
1295 	int ret;
1296 	struct amdgpu_device *adev = psp->adev;
1297 
1298 	/* XGMI TA unload currently is not supported on Arcturus/Aldebaran A+A */
1299 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 4) ||
1300 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2) &&
1301 	     adev->gmc.xgmi.connected_to_cpu))
1302 		return 0;
1303 
1304 	if (!psp->xgmi_context.context.initialized)
1305 		return 0;
1306 
1307 	ret = psp_ta_unload(psp, &psp->xgmi_context.context);
1308 
1309 	psp->xgmi_context.context.initialized = false;
1310 
1311 	return ret;
1312 }
1313 
psp_xgmi_initialize(struct psp_context * psp,bool set_extended_data,bool load_ta)1314 int psp_xgmi_initialize(struct psp_context *psp, bool set_extended_data, bool load_ta)
1315 {
1316 	struct ta_xgmi_shared_memory *xgmi_cmd;
1317 	int ret;
1318 
1319 	if (!psp->ta_fw ||
1320 	    !psp->xgmi_context.context.bin_desc.size_bytes ||
1321 	    !psp->xgmi_context.context.bin_desc.start_addr)
1322 		return -ENOENT;
1323 
1324 	if (!load_ta)
1325 		goto invoke;
1326 
1327 	psp->xgmi_context.context.mem_context.shared_mem_size = PSP_XGMI_SHARED_MEM_SIZE;
1328 	psp->xgmi_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1329 
1330 	if (!psp->xgmi_context.context.mem_context.shared_buf) {
1331 		ret = psp_ta_init_shared_buf(psp, &psp->xgmi_context.context.mem_context);
1332 		if (ret)
1333 			return ret;
1334 	}
1335 
1336 	/* Load XGMI TA */
1337 	ret = psp_ta_load(psp, &psp->xgmi_context.context);
1338 	if (!ret)
1339 		psp->xgmi_context.context.initialized = true;
1340 	else
1341 		return ret;
1342 
1343 invoke:
1344 	/* Initialize XGMI session */
1345 	xgmi_cmd = (struct ta_xgmi_shared_memory *)(psp->xgmi_context.context.mem_context.shared_buf);
1346 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1347 	xgmi_cmd->flag_extend_link_record = set_extended_data;
1348 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__INITIALIZE;
1349 
1350 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1351 	/* note down the capbility flag for XGMI TA */
1352 	psp->xgmi_context.xgmi_ta_caps = xgmi_cmd->caps_flag;
1353 
1354 	return ret;
1355 }
1356 
psp_xgmi_get_hive_id(struct psp_context * psp,uint64_t * hive_id)1357 int psp_xgmi_get_hive_id(struct psp_context *psp, uint64_t *hive_id)
1358 {
1359 	struct ta_xgmi_shared_memory *xgmi_cmd;
1360 	int ret;
1361 
1362 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1363 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1364 
1365 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_HIVE_ID;
1366 
1367 	/* Invoke xgmi ta to get hive id */
1368 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1369 	if (ret)
1370 		return ret;
1371 
1372 	*hive_id = xgmi_cmd->xgmi_out_message.get_hive_id.hive_id;
1373 
1374 	return 0;
1375 }
1376 
psp_xgmi_get_node_id(struct psp_context * psp,uint64_t * node_id)1377 int psp_xgmi_get_node_id(struct psp_context *psp, uint64_t *node_id)
1378 {
1379 	struct ta_xgmi_shared_memory *xgmi_cmd;
1380 	int ret;
1381 
1382 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1383 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1384 
1385 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_NODE_ID;
1386 
1387 	/* Invoke xgmi ta to get the node id */
1388 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1389 	if (ret)
1390 		return ret;
1391 
1392 	*node_id = xgmi_cmd->xgmi_out_message.get_node_id.node_id;
1393 
1394 	return 0;
1395 }
1396 
psp_xgmi_peer_link_info_supported(struct psp_context * psp)1397 static bool psp_xgmi_peer_link_info_supported(struct psp_context *psp)
1398 {
1399 	return (amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
1400 			IP_VERSION(13, 0, 2) &&
1401 		psp->xgmi_context.context.bin_desc.fw_version >= 0x2000000b) ||
1402 	       amdgpu_ip_version(psp->adev, MP0_HWIP, 0) >=
1403 		       IP_VERSION(13, 0, 6);
1404 }
1405 
1406 /*
1407  * Chips that support extended topology information require the driver to
1408  * reflect topology information in the opposite direction.  This is
1409  * because the TA has already exceeded its link record limit and if the
1410  * TA holds bi-directional information, the driver would have to do
1411  * multiple fetches instead of just two.
1412  */
psp_xgmi_reflect_topology_info(struct psp_context * psp,struct psp_xgmi_node_info node_info)1413 static void psp_xgmi_reflect_topology_info(struct psp_context *psp,
1414 					struct psp_xgmi_node_info node_info)
1415 {
1416 	struct amdgpu_device *mirror_adev;
1417 	struct amdgpu_hive_info *hive;
1418 	uint64_t src_node_id = psp->adev->gmc.xgmi.node_id;
1419 	uint64_t dst_node_id = node_info.node_id;
1420 	uint8_t dst_num_hops = node_info.num_hops;
1421 	uint8_t dst_num_links = node_info.num_links;
1422 
1423 	hive = amdgpu_get_xgmi_hive(psp->adev);
1424 	if (WARN_ON(!hive))
1425 		return;
1426 
1427 	list_for_each_entry(mirror_adev, &hive->device_list, gmc.xgmi.head) {
1428 		struct psp_xgmi_topology_info *mirror_top_info;
1429 		int j;
1430 
1431 		if (mirror_adev->gmc.xgmi.node_id != dst_node_id)
1432 			continue;
1433 
1434 		mirror_top_info = &mirror_adev->psp.xgmi_context.top_info;
1435 		for (j = 0; j < mirror_top_info->num_nodes; j++) {
1436 			if (mirror_top_info->nodes[j].node_id != src_node_id)
1437 				continue;
1438 
1439 			mirror_top_info->nodes[j].num_hops = dst_num_hops;
1440 			/*
1441 			 * prevent 0 num_links value re-reflection since reflection
1442 			 * criteria is based on num_hops (direct or indirect).
1443 			 *
1444 			 */
1445 			if (dst_num_links)
1446 				mirror_top_info->nodes[j].num_links = dst_num_links;
1447 
1448 			break;
1449 		}
1450 
1451 		break;
1452 	}
1453 
1454 	amdgpu_put_xgmi_hive(hive);
1455 }
1456 
psp_xgmi_get_topology_info(struct psp_context * psp,int number_devices,struct psp_xgmi_topology_info * topology,bool get_extended_data)1457 int psp_xgmi_get_topology_info(struct psp_context *psp,
1458 			       int number_devices,
1459 			       struct psp_xgmi_topology_info *topology,
1460 			       bool get_extended_data)
1461 {
1462 	struct ta_xgmi_shared_memory *xgmi_cmd;
1463 	struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
1464 	struct ta_xgmi_cmd_get_topology_info_output *topology_info_output;
1465 	int i;
1466 	int ret;
1467 
1468 	if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
1469 		return -EINVAL;
1470 
1471 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1472 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1473 	xgmi_cmd->flag_extend_link_record = get_extended_data;
1474 
1475 	/* Fill in the shared memory with topology information as input */
1476 	topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
1477 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_TOPOLOGY_INFO;
1478 	topology_info_input->num_nodes = number_devices;
1479 
1480 	for (i = 0; i < topology_info_input->num_nodes; i++) {
1481 		topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
1482 		topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
1483 		topology_info_input->nodes[i].is_sharing_enabled = topology->nodes[i].is_sharing_enabled;
1484 		topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
1485 	}
1486 
1487 	/* Invoke xgmi ta to get the topology information */
1488 	ret = psp_xgmi_invoke(psp, TA_COMMAND_XGMI__GET_TOPOLOGY_INFO);
1489 	if (ret)
1490 		return ret;
1491 
1492 	/* Read the output topology information from the shared memory */
1493 	topology_info_output = &xgmi_cmd->xgmi_out_message.get_topology_info;
1494 	topology->num_nodes = xgmi_cmd->xgmi_out_message.get_topology_info.num_nodes;
1495 	for (i = 0; i < topology->num_nodes; i++) {
1496 		/* extended data will either be 0 or equal to non-extended data */
1497 		if (topology_info_output->nodes[i].num_hops)
1498 			topology->nodes[i].num_hops = topology_info_output->nodes[i].num_hops;
1499 
1500 		/* non-extended data gets everything here so no need to update */
1501 		if (!get_extended_data) {
1502 			topology->nodes[i].node_id = topology_info_output->nodes[i].node_id;
1503 			topology->nodes[i].is_sharing_enabled =
1504 					topology_info_output->nodes[i].is_sharing_enabled;
1505 			topology->nodes[i].sdma_engine =
1506 					topology_info_output->nodes[i].sdma_engine;
1507 		}
1508 
1509 	}
1510 
1511 	/* Invoke xgmi ta again to get the link information */
1512 	if (psp_xgmi_peer_link_info_supported(psp)) {
1513 		struct ta_xgmi_cmd_get_peer_link_info *link_info_output;
1514 		struct ta_xgmi_cmd_get_extend_peer_link_info *link_extend_info_output;
1515 		bool requires_reflection =
1516 			(psp->xgmi_context.supports_extended_data &&
1517 			 get_extended_data) ||
1518 			amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
1519 				IP_VERSION(13, 0, 6) ||
1520 			amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
1521 				IP_VERSION(13, 0, 14);
1522 		bool ta_port_num_support = amdgpu_sriov_vf(psp->adev) ? 0 :
1523 				psp->xgmi_context.xgmi_ta_caps & EXTEND_PEER_LINK_INFO_CMD_FLAG;
1524 
1525 		/* popluate the shared output buffer rather than the cmd input buffer
1526 		 * with node_ids as the input for GET_PEER_LINKS command execution.
1527 		 * This is required for GET_PEER_LINKS per xgmi ta implementation.
1528 		 * The same requirement for GET_EXTEND_PEER_LINKS command.
1529 		 */
1530 		if (ta_port_num_support) {
1531 			link_extend_info_output = &xgmi_cmd->xgmi_out_message.get_extend_link_info;
1532 
1533 			for (i = 0; i < topology->num_nodes; i++)
1534 				link_extend_info_output->nodes[i].node_id = topology->nodes[i].node_id;
1535 
1536 			link_extend_info_output->num_nodes = topology->num_nodes;
1537 			xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_EXTEND_PEER_LINKS;
1538 		} else {
1539 			link_info_output = &xgmi_cmd->xgmi_out_message.get_link_info;
1540 
1541 			for (i = 0; i < topology->num_nodes; i++)
1542 				link_info_output->nodes[i].node_id = topology->nodes[i].node_id;
1543 
1544 			link_info_output->num_nodes = topology->num_nodes;
1545 			xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_PEER_LINKS;
1546 		}
1547 
1548 		ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1549 		if (ret)
1550 			return ret;
1551 
1552 		for (i = 0; i < topology->num_nodes; i++) {
1553 			uint8_t node_num_links = ta_port_num_support ?
1554 				link_extend_info_output->nodes[i].num_links : link_info_output->nodes[i].num_links;
1555 			/* accumulate num_links on extended data */
1556 			if (get_extended_data) {
1557 				topology->nodes[i].num_links = topology->nodes[i].num_links + node_num_links;
1558 			} else {
1559 				topology->nodes[i].num_links = (requires_reflection && topology->nodes[i].num_links) ?
1560 								topology->nodes[i].num_links : node_num_links;
1561 			}
1562 			/* popluate the connected port num info if supported and available */
1563 			if (ta_port_num_support && topology->nodes[i].num_links) {
1564 				memcpy(topology->nodes[i].port_num, link_extend_info_output->nodes[i].port_num,
1565 				       sizeof(struct xgmi_connected_port_num) * TA_XGMI__MAX_PORT_NUM);
1566 			}
1567 
1568 			/* reflect the topology information for bi-directionality */
1569 			if (requires_reflection && topology->nodes[i].num_hops)
1570 				psp_xgmi_reflect_topology_info(psp, topology->nodes[i]);
1571 		}
1572 	}
1573 
1574 	return 0;
1575 }
1576 
psp_xgmi_set_topology_info(struct psp_context * psp,int number_devices,struct psp_xgmi_topology_info * topology)1577 int psp_xgmi_set_topology_info(struct psp_context *psp,
1578 			       int number_devices,
1579 			       struct psp_xgmi_topology_info *topology)
1580 {
1581 	struct ta_xgmi_shared_memory *xgmi_cmd;
1582 	struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
1583 	int i;
1584 
1585 	if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
1586 		return -EINVAL;
1587 
1588 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1589 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1590 
1591 	topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
1592 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__SET_TOPOLOGY_INFO;
1593 	topology_info_input->num_nodes = number_devices;
1594 
1595 	for (i = 0; i < topology_info_input->num_nodes; i++) {
1596 		topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
1597 		topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
1598 		topology_info_input->nodes[i].is_sharing_enabled = 1;
1599 		topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
1600 	}
1601 
1602 	/* Invoke xgmi ta to set topology information */
1603 	return psp_xgmi_invoke(psp, TA_COMMAND_XGMI__SET_TOPOLOGY_INFO);
1604 }
1605 
1606 // ras begin
psp_ras_ta_check_status(struct psp_context * psp)1607 static void psp_ras_ta_check_status(struct psp_context *psp)
1608 {
1609 	struct ta_ras_shared_memory *ras_cmd =
1610 		(struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1611 
1612 	switch (ras_cmd->ras_status) {
1613 	case TA_RAS_STATUS__ERROR_UNSUPPORTED_IP:
1614 		dev_warn(psp->adev->dev,
1615 			 "RAS WARNING: cmd failed due to unsupported ip\n");
1616 		break;
1617 	case TA_RAS_STATUS__ERROR_UNSUPPORTED_ERROR_INJ:
1618 		dev_warn(psp->adev->dev,
1619 			 "RAS WARNING: cmd failed due to unsupported error injection\n");
1620 		break;
1621 	case TA_RAS_STATUS__SUCCESS:
1622 		break;
1623 	case TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED:
1624 		if (ras_cmd->cmd_id == TA_RAS_COMMAND__TRIGGER_ERROR)
1625 			dev_warn(psp->adev->dev,
1626 				 "RAS WARNING: Inject error to critical region is not allowed\n");
1627 		break;
1628 	default:
1629 		dev_warn(psp->adev->dev,
1630 			 "RAS WARNING: ras status = 0x%X\n", ras_cmd->ras_status);
1631 		break;
1632 	}
1633 }
1634 
psp_ras_send_cmd(struct psp_context * psp,enum ras_command cmd_id,void * in,void * out)1635 static int psp_ras_send_cmd(struct psp_context *psp,
1636 		enum ras_command cmd_id, void *in, void *out)
1637 {
1638 	struct ta_ras_shared_memory *ras_cmd;
1639 	uint32_t cmd = cmd_id;
1640 	int ret = 0;
1641 
1642 	if (!in)
1643 		return -EINVAL;
1644 
1645 	mutex_lock(&psp->ras_context.mutex);
1646 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1647 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1648 
1649 	switch (cmd) {
1650 	case TA_RAS_COMMAND__ENABLE_FEATURES:
1651 	case TA_RAS_COMMAND__DISABLE_FEATURES:
1652 		memcpy(&ras_cmd->ras_in_message,
1653 			in, sizeof(ras_cmd->ras_in_message));
1654 		break;
1655 	case TA_RAS_COMMAND__TRIGGER_ERROR:
1656 		memcpy(&ras_cmd->ras_in_message.trigger_error,
1657 			in, sizeof(ras_cmd->ras_in_message.trigger_error));
1658 		break;
1659 	case TA_RAS_COMMAND__QUERY_ADDRESS:
1660 		memcpy(&ras_cmd->ras_in_message.address,
1661 			in, sizeof(ras_cmd->ras_in_message.address));
1662 		break;
1663 	default:
1664 		dev_err(psp->adev->dev, "Invalid ras cmd id: %u\n", cmd);
1665 		ret = -EINVAL;
1666 		goto err_out;
1667 	}
1668 
1669 	ras_cmd->cmd_id = cmd;
1670 	ret = psp_ras_invoke(psp, ras_cmd->cmd_id);
1671 
1672 	switch (cmd) {
1673 	case TA_RAS_COMMAND__TRIGGER_ERROR:
1674 		if (!ret && out)
1675 			memcpy(out, &ras_cmd->ras_status, sizeof(ras_cmd->ras_status));
1676 		break;
1677 	case TA_RAS_COMMAND__QUERY_ADDRESS:
1678 		if (ret || ras_cmd->ras_status || psp->cmd_buf_mem->resp.status)
1679 			ret = -EINVAL;
1680 		else if (out)
1681 			memcpy(out,
1682 				&ras_cmd->ras_out_message.address,
1683 				sizeof(ras_cmd->ras_out_message.address));
1684 		break;
1685 	default:
1686 		break;
1687 	}
1688 
1689 err_out:
1690 	mutex_unlock(&psp->ras_context.mutex);
1691 
1692 	return ret;
1693 }
1694 
psp_ras_invoke(struct psp_context * psp,uint32_t ta_cmd_id)1695 int psp_ras_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1696 {
1697 	struct ta_ras_shared_memory *ras_cmd;
1698 	int ret;
1699 
1700 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1701 
1702 	/*
1703 	 * TODO: bypass the loading in sriov for now
1704 	 */
1705 	if (amdgpu_sriov_vf(psp->adev))
1706 		return 0;
1707 
1708 	ret = psp_ta_invoke(psp, ta_cmd_id, &psp->ras_context.context);
1709 
1710 	if (amdgpu_ras_intr_triggered())
1711 		return ret;
1712 
1713 	if (ras_cmd->if_version > RAS_TA_HOST_IF_VER) {
1714 		dev_warn(psp->adev->dev, "RAS: Unsupported Interface\n");
1715 		return -EINVAL;
1716 	}
1717 
1718 	if (!ret) {
1719 		if (ras_cmd->ras_out_message.flags.err_inject_switch_disable_flag) {
1720 			dev_warn(psp->adev->dev, "ECC switch disabled\n");
1721 
1722 			ras_cmd->ras_status = TA_RAS_STATUS__ERROR_RAS_NOT_AVAILABLE;
1723 		} else if (ras_cmd->ras_out_message.flags.reg_access_failure_flag)
1724 			dev_warn(psp->adev->dev,
1725 				 "RAS internal register access blocked\n");
1726 
1727 		psp_ras_ta_check_status(psp);
1728 	}
1729 
1730 	return ret;
1731 }
1732 
psp_ras_enable_features(struct psp_context * psp,union ta_ras_cmd_input * info,bool enable)1733 int psp_ras_enable_features(struct psp_context *psp,
1734 		union ta_ras_cmd_input *info, bool enable)
1735 {
1736 	enum ras_command cmd_id;
1737 	int ret;
1738 
1739 	if (!psp->ras_context.context.initialized || !info)
1740 		return -EINVAL;
1741 
1742 	cmd_id = enable ?
1743 		TA_RAS_COMMAND__ENABLE_FEATURES : TA_RAS_COMMAND__DISABLE_FEATURES;
1744 	ret = psp_ras_send_cmd(psp, cmd_id, info, NULL);
1745 	if (ret)
1746 		return -EINVAL;
1747 
1748 	return 0;
1749 }
1750 
psp_ras_terminate(struct psp_context * psp)1751 int psp_ras_terminate(struct psp_context *psp)
1752 {
1753 	int ret;
1754 
1755 	/*
1756 	 * TODO: bypass the terminate in sriov for now
1757 	 */
1758 	if (amdgpu_sriov_vf(psp->adev))
1759 		return 0;
1760 
1761 	if (!psp->ras_context.context.initialized)
1762 		return 0;
1763 
1764 	ret = psp_ta_unload(psp, &psp->ras_context.context);
1765 
1766 	psp->ras_context.context.initialized = false;
1767 
1768 	mutex_destroy(&psp->ras_context.mutex);
1769 
1770 	return ret;
1771 }
1772 
psp_ras_initialize(struct psp_context * psp)1773 int psp_ras_initialize(struct psp_context *psp)
1774 {
1775 	int ret;
1776 	uint32_t boot_cfg = 0xFF;
1777 	struct amdgpu_device *adev = psp->adev;
1778 	struct ta_ras_shared_memory *ras_cmd;
1779 
1780 	/*
1781 	 * TODO: bypass the initialize in sriov for now
1782 	 */
1783 	if (amdgpu_sriov_vf(adev))
1784 		return 0;
1785 
1786 	if (!adev->psp.ras_context.context.bin_desc.size_bytes ||
1787 	    !adev->psp.ras_context.context.bin_desc.start_addr) {
1788 		dev_info(adev->dev, "RAS: optional ras ta ucode is not available\n");
1789 		return 0;
1790 	}
1791 
1792 	if (amdgpu_atomfirmware_dynamic_boot_config_supported(adev)) {
1793 		/* query GECC enablement status from boot config
1794 		 * boot_cfg: 1: GECC is enabled or 0: GECC is disabled
1795 		 */
1796 		ret = psp_boot_config_get(adev, &boot_cfg);
1797 		if (ret)
1798 			dev_warn(adev->dev, "PSP get boot config failed\n");
1799 
1800 		if (boot_cfg == 1 && !adev->ras_default_ecc_enabled &&
1801 		    amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__UMC)) {
1802 			dev_warn(adev->dev, "GECC is currently enabled, which may affect performance\n");
1803 			dev_warn(adev->dev,
1804 				"To disable GECC, please reboot the system and load the amdgpu driver with the parameter amdgpu_ras_enable=0\n");
1805 		} else {
1806 			if ((adev->ras_default_ecc_enabled || amdgpu_ras_enable == 1) &&
1807 				amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__UMC)) {
1808 				if (boot_cfg == 1) {
1809 					dev_info(adev->dev, "GECC is enabled\n");
1810 				} else {
1811 					/* enable GECC in next boot cycle if it is disabled
1812 					 * in boot config, or force enable GECC if failed to
1813 					 * get boot configuration
1814 					 */
1815 					ret = psp_boot_config_set(adev, BOOT_CONFIG_GECC);
1816 					if (ret)
1817 						dev_warn(adev->dev, "PSP set boot config failed\n");
1818 					else
1819 						dev_warn(adev->dev, "GECC will be enabled in next boot cycle\n");
1820 				}
1821 			} else {
1822 				if (!boot_cfg) {
1823 					if (!adev->ras_default_ecc_enabled &&
1824 					    amdgpu_ras_enable != 1 &&
1825 					    amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__UMC))
1826 						dev_warn(adev->dev, "GECC is disabled, set amdgpu_ras_enable=1 to enable GECC in next boot cycle if needed\n");
1827 					else
1828 						dev_info(adev->dev, "GECC is disabled\n");
1829 				} else {
1830 					/* disable GECC in next boot cycle if ras is
1831 					 * disabled by module parameter amdgpu_ras_enable
1832 					 * and/or amdgpu_ras_mask, or boot_config_get call
1833 					 * is failed
1834 					 */
1835 					ret = psp_boot_config_set(adev, 0);
1836 					if (ret)
1837 						dev_warn(adev->dev, "PSP set boot config failed\n");
1838 					else
1839 						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");
1840 				}
1841 			}
1842 		}
1843 	}
1844 
1845 	psp->ras_context.context.mem_context.shared_mem_size = PSP_RAS_SHARED_MEM_SIZE;
1846 	psp->ras_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1847 
1848 	if (!psp->ras_context.context.mem_context.shared_buf) {
1849 		ret = psp_ta_init_shared_buf(psp, &psp->ras_context.context.mem_context);
1850 		if (ret)
1851 			return ret;
1852 	}
1853 
1854 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1855 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1856 
1857 	if (amdgpu_ras_is_poison_mode_supported(adev))
1858 		ras_cmd->ras_in_message.init_flags.poison_mode_en = 1;
1859 	if (!adev->gmc.xgmi.connected_to_cpu && !adev->gmc.is_app_apu)
1860 		ras_cmd->ras_in_message.init_flags.dgpu_mode = 1;
1861 	ras_cmd->ras_in_message.init_flags.xcc_mask =
1862 		adev->gfx.xcc_mask;
1863 	ras_cmd->ras_in_message.init_flags.channel_dis_num = hweight32(adev->gmc.m_half_use) * 2;
1864 	if (adev->gmc.gmc_funcs->query_mem_partition_mode)
1865 		ras_cmd->ras_in_message.init_flags.nps_mode =
1866 			adev->gmc.gmc_funcs->query_mem_partition_mode(adev);
1867 	ras_cmd->ras_in_message.init_flags.active_umc_mask = adev->umc.active_mask;
1868 
1869 	ret = psp_ta_load(psp, &psp->ras_context.context);
1870 
1871 	if (!ret && !ras_cmd->ras_status) {
1872 		psp->ras_context.context.initialized = true;
1873 		mutex_init(&psp->ras_context.mutex);
1874 	} else {
1875 		if (ras_cmd->ras_status)
1876 			dev_warn(adev->dev, "RAS Init Status: 0x%X\n", ras_cmd->ras_status);
1877 
1878 		/* fail to load RAS TA */
1879 		psp->ras_context.context.initialized = false;
1880 	}
1881 
1882 	return ret;
1883 }
1884 
psp_ras_trigger_error(struct psp_context * psp,struct ta_ras_trigger_error_input * info,uint32_t instance_mask)1885 int psp_ras_trigger_error(struct psp_context *psp,
1886 			  struct ta_ras_trigger_error_input *info, uint32_t instance_mask)
1887 {
1888 	struct amdgpu_device *adev = psp->adev;
1889 	int ret;
1890 	uint32_t dev_mask;
1891 	uint32_t ras_status = 0;
1892 
1893 	if (!psp->ras_context.context.initialized || !info)
1894 		return -EINVAL;
1895 
1896 	switch (info->block_id) {
1897 	case TA_RAS_BLOCK__GFX:
1898 		dev_mask = GET_MASK(GC, instance_mask);
1899 		break;
1900 	case TA_RAS_BLOCK__SDMA:
1901 		dev_mask = GET_MASK(SDMA0, instance_mask);
1902 		break;
1903 	case TA_RAS_BLOCK__VCN:
1904 	case TA_RAS_BLOCK__JPEG:
1905 		dev_mask = GET_MASK(VCN, instance_mask);
1906 		break;
1907 	default:
1908 		dev_mask = instance_mask;
1909 		break;
1910 	}
1911 
1912 	/* reuse sub_block_index for backward compatibility */
1913 	dev_mask <<= AMDGPU_RAS_INST_SHIFT;
1914 	dev_mask &= AMDGPU_RAS_INST_MASK;
1915 	info->sub_block_index |= dev_mask;
1916 
1917 	ret = psp_ras_send_cmd(psp,
1918 			TA_RAS_COMMAND__TRIGGER_ERROR, info, &ras_status);
1919 	if (ret)
1920 		return -EINVAL;
1921 
1922 	/* If err_event_athub occurs error inject was successful, however
1923 	 *  return status from TA is no long reliable
1924 	 */
1925 	if (amdgpu_ras_intr_triggered())
1926 		return 0;
1927 
1928 	if (ras_status == TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED)
1929 		return -EACCES;
1930 	else if (ras_status)
1931 		return -EINVAL;
1932 
1933 	return 0;
1934 }
1935 
psp_ras_query_address(struct psp_context * psp,struct ta_ras_query_address_input * addr_in,struct ta_ras_query_address_output * addr_out)1936 int psp_ras_query_address(struct psp_context *psp,
1937 			  struct ta_ras_query_address_input *addr_in,
1938 			  struct ta_ras_query_address_output *addr_out)
1939 {
1940 	int ret;
1941 
1942 	if (!psp->ras_context.context.initialized ||
1943 		!addr_in || !addr_out)
1944 		return -EINVAL;
1945 
1946 	ret = psp_ras_send_cmd(psp,
1947 			TA_RAS_COMMAND__QUERY_ADDRESS, addr_in, addr_out);
1948 
1949 	return ret;
1950 }
1951 // ras end
1952 
1953 // HDCP start
psp_hdcp_initialize(struct psp_context * psp)1954 static int psp_hdcp_initialize(struct psp_context *psp)
1955 {
1956 	int ret;
1957 
1958 	/*
1959 	 * TODO: bypass the initialize in sriov for now
1960 	 */
1961 	if (amdgpu_sriov_vf(psp->adev))
1962 		return 0;
1963 
1964 	/* bypass hdcp initialization if dmu is harvested */
1965 	if (!amdgpu_device_has_display_hardware(psp->adev))
1966 		return 0;
1967 
1968 	if (!psp->hdcp_context.context.bin_desc.size_bytes ||
1969 	    !psp->hdcp_context.context.bin_desc.start_addr) {
1970 		dev_info(psp->adev->dev, "HDCP: optional hdcp ta ucode is not available\n");
1971 		return 0;
1972 	}
1973 
1974 	psp->hdcp_context.context.mem_context.shared_mem_size = PSP_HDCP_SHARED_MEM_SIZE;
1975 	psp->hdcp_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1976 
1977 	if (!psp->hdcp_context.context.mem_context.shared_buf) {
1978 		ret = psp_ta_init_shared_buf(psp, &psp->hdcp_context.context.mem_context);
1979 		if (ret)
1980 			return ret;
1981 	}
1982 
1983 	ret = psp_ta_load(psp, &psp->hdcp_context.context);
1984 	if (!ret) {
1985 		psp->hdcp_context.context.initialized = true;
1986 		mutex_init(&psp->hdcp_context.mutex);
1987 	}
1988 
1989 	return ret;
1990 }
1991 
psp_hdcp_invoke(struct psp_context * psp,uint32_t ta_cmd_id)1992 int psp_hdcp_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1993 {
1994 	/*
1995 	 * TODO: bypass the loading in sriov for now
1996 	 */
1997 	if (amdgpu_sriov_vf(psp->adev))
1998 		return 0;
1999 
2000 	if (!psp->hdcp_context.context.initialized)
2001 		return 0;
2002 
2003 	return psp_ta_invoke(psp, ta_cmd_id, &psp->hdcp_context.context);
2004 }
2005 
psp_hdcp_terminate(struct psp_context * psp)2006 static int psp_hdcp_terminate(struct psp_context *psp)
2007 {
2008 	int ret;
2009 
2010 	/*
2011 	 * TODO: bypass the terminate in sriov for now
2012 	 */
2013 	if (amdgpu_sriov_vf(psp->adev))
2014 		return 0;
2015 
2016 	if (!psp->hdcp_context.context.initialized)
2017 		return 0;
2018 
2019 	ret = psp_ta_unload(psp, &psp->hdcp_context.context);
2020 
2021 	psp->hdcp_context.context.initialized = false;
2022 
2023 	return ret;
2024 }
2025 // HDCP end
2026 
2027 // DTM start
psp_dtm_initialize(struct psp_context * psp)2028 static int psp_dtm_initialize(struct psp_context *psp)
2029 {
2030 	int ret;
2031 
2032 	/*
2033 	 * TODO: bypass the initialize in sriov for now
2034 	 */
2035 	if (amdgpu_sriov_vf(psp->adev))
2036 		return 0;
2037 
2038 	/* bypass dtm initialization if dmu is harvested */
2039 	if (!amdgpu_device_has_display_hardware(psp->adev))
2040 		return 0;
2041 
2042 	if (!psp->dtm_context.context.bin_desc.size_bytes ||
2043 	    !psp->dtm_context.context.bin_desc.start_addr) {
2044 		dev_info(psp->adev->dev, "DTM: optional dtm ta ucode is not available\n");
2045 		return 0;
2046 	}
2047 
2048 	psp->dtm_context.context.mem_context.shared_mem_size = PSP_DTM_SHARED_MEM_SIZE;
2049 	psp->dtm_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2050 
2051 	if (!psp->dtm_context.context.mem_context.shared_buf) {
2052 		ret = psp_ta_init_shared_buf(psp, &psp->dtm_context.context.mem_context);
2053 		if (ret)
2054 			return ret;
2055 	}
2056 
2057 	ret = psp_ta_load(psp, &psp->dtm_context.context);
2058 	if (!ret) {
2059 		psp->dtm_context.context.initialized = true;
2060 		mutex_init(&psp->dtm_context.mutex);
2061 	}
2062 
2063 	return ret;
2064 }
2065 
psp_dtm_invoke(struct psp_context * psp,uint32_t ta_cmd_id)2066 int psp_dtm_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
2067 {
2068 	/*
2069 	 * TODO: bypass the loading in sriov for now
2070 	 */
2071 	if (amdgpu_sriov_vf(psp->adev))
2072 		return 0;
2073 
2074 	if (!psp->dtm_context.context.initialized)
2075 		return 0;
2076 
2077 	return psp_ta_invoke(psp, ta_cmd_id, &psp->dtm_context.context);
2078 }
2079 
psp_dtm_terminate(struct psp_context * psp)2080 static int psp_dtm_terminate(struct psp_context *psp)
2081 {
2082 	int ret;
2083 
2084 	/*
2085 	 * TODO: bypass the terminate in sriov for now
2086 	 */
2087 	if (amdgpu_sriov_vf(psp->adev))
2088 		return 0;
2089 
2090 	if (!psp->dtm_context.context.initialized)
2091 		return 0;
2092 
2093 	ret = psp_ta_unload(psp, &psp->dtm_context.context);
2094 
2095 	psp->dtm_context.context.initialized = false;
2096 
2097 	return ret;
2098 }
2099 // DTM end
2100 
2101 // RAP start
psp_rap_initialize(struct psp_context * psp)2102 static int psp_rap_initialize(struct psp_context *psp)
2103 {
2104 	int ret;
2105 	enum ta_rap_status status = TA_RAP_STATUS__SUCCESS;
2106 
2107 	/*
2108 	 * TODO: bypass the initialize in sriov for now
2109 	 */
2110 	if (amdgpu_sriov_vf(psp->adev))
2111 		return 0;
2112 
2113 	if (!psp->rap_context.context.bin_desc.size_bytes ||
2114 	    !psp->rap_context.context.bin_desc.start_addr) {
2115 		dev_info(psp->adev->dev, "RAP: optional rap ta ucode is not available\n");
2116 		return 0;
2117 	}
2118 
2119 	psp->rap_context.context.mem_context.shared_mem_size = PSP_RAP_SHARED_MEM_SIZE;
2120 	psp->rap_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2121 
2122 	if (!psp->rap_context.context.mem_context.shared_buf) {
2123 		ret = psp_ta_init_shared_buf(psp, &psp->rap_context.context.mem_context);
2124 		if (ret)
2125 			return ret;
2126 	}
2127 
2128 	ret = psp_ta_load(psp, &psp->rap_context.context);
2129 	if (!ret) {
2130 		psp->rap_context.context.initialized = true;
2131 		mutex_init(&psp->rap_context.mutex);
2132 	} else
2133 		return ret;
2134 
2135 	ret = psp_rap_invoke(psp, TA_CMD_RAP__INITIALIZE, &status);
2136 	if (ret || status != TA_RAP_STATUS__SUCCESS) {
2137 		psp_rap_terminate(psp);
2138 		/* free rap shared memory */
2139 		psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
2140 
2141 		dev_warn(psp->adev->dev, "RAP TA initialize fail (%d) status %d.\n",
2142 			 ret, status);
2143 
2144 		return ret;
2145 	}
2146 
2147 	return 0;
2148 }
2149 
psp_rap_terminate(struct psp_context * psp)2150 static int psp_rap_terminate(struct psp_context *psp)
2151 {
2152 	int ret;
2153 
2154 	if (!psp->rap_context.context.initialized)
2155 		return 0;
2156 
2157 	ret = psp_ta_unload(psp, &psp->rap_context.context);
2158 
2159 	psp->rap_context.context.initialized = false;
2160 
2161 	return ret;
2162 }
2163 
psp_rap_invoke(struct psp_context * psp,uint32_t ta_cmd_id,enum ta_rap_status * status)2164 int psp_rap_invoke(struct psp_context *psp, uint32_t ta_cmd_id, enum ta_rap_status *status)
2165 {
2166 	struct ta_rap_shared_memory *rap_cmd;
2167 	int ret = 0;
2168 
2169 	if (!psp->rap_context.context.initialized)
2170 		return 0;
2171 
2172 	if (ta_cmd_id != TA_CMD_RAP__INITIALIZE &&
2173 	    ta_cmd_id != TA_CMD_RAP__VALIDATE_L0)
2174 		return -EINVAL;
2175 
2176 	mutex_lock(&psp->rap_context.mutex);
2177 
2178 	rap_cmd = (struct ta_rap_shared_memory *)
2179 		  psp->rap_context.context.mem_context.shared_buf;
2180 	memset(rap_cmd, 0, sizeof(struct ta_rap_shared_memory));
2181 
2182 	rap_cmd->cmd_id = ta_cmd_id;
2183 	rap_cmd->validation_method_id = METHOD_A;
2184 
2185 	ret = psp_ta_invoke(psp, rap_cmd->cmd_id, &psp->rap_context.context);
2186 	if (ret)
2187 		goto out_unlock;
2188 
2189 	if (status)
2190 		*status = rap_cmd->rap_status;
2191 
2192 out_unlock:
2193 	mutex_unlock(&psp->rap_context.mutex);
2194 
2195 	return ret;
2196 }
2197 // RAP end
2198 
2199 /* securedisplay start */
psp_securedisplay_initialize(struct psp_context * psp)2200 static int psp_securedisplay_initialize(struct psp_context *psp)
2201 {
2202 	int ret;
2203 	struct ta_securedisplay_cmd *securedisplay_cmd;
2204 
2205 	/*
2206 	 * TODO: bypass the initialize in sriov for now
2207 	 */
2208 	if (amdgpu_sriov_vf(psp->adev))
2209 		return 0;
2210 
2211 	/* bypass securedisplay initialization if dmu is harvested */
2212 	if (!amdgpu_device_has_display_hardware(psp->adev))
2213 		return 0;
2214 
2215 	if (!psp->securedisplay_context.context.bin_desc.size_bytes ||
2216 	    !psp->securedisplay_context.context.bin_desc.start_addr) {
2217 		dev_info(psp->adev->dev, "SECUREDISPLAY: securedisplay ta ucode is not available\n");
2218 		return 0;
2219 	}
2220 
2221 	psp->securedisplay_context.context.mem_context.shared_mem_size =
2222 		PSP_SECUREDISPLAY_SHARED_MEM_SIZE;
2223 	psp->securedisplay_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2224 
2225 	if (!psp->securedisplay_context.context.initialized) {
2226 		ret = psp_ta_init_shared_buf(psp,
2227 					     &psp->securedisplay_context.context.mem_context);
2228 		if (ret)
2229 			return ret;
2230 	}
2231 
2232 	ret = psp_ta_load(psp, &psp->securedisplay_context.context);
2233 	if (!ret) {
2234 		psp->securedisplay_context.context.initialized = true;
2235 		mutex_init(&psp->securedisplay_context.mutex);
2236 	} else
2237 		return ret;
2238 
2239 	mutex_lock(&psp->securedisplay_context.mutex);
2240 
2241 	psp_prep_securedisplay_cmd_buf(psp, &securedisplay_cmd,
2242 			TA_SECUREDISPLAY_COMMAND__QUERY_TA);
2243 
2244 	ret = psp_securedisplay_invoke(psp, TA_SECUREDISPLAY_COMMAND__QUERY_TA);
2245 
2246 	mutex_unlock(&psp->securedisplay_context.mutex);
2247 
2248 	if (ret) {
2249 		psp_securedisplay_terminate(psp);
2250 		/* free securedisplay shared memory */
2251 		psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
2252 		dev_err(psp->adev->dev, "SECUREDISPLAY TA initialize fail.\n");
2253 		return -EINVAL;
2254 	}
2255 
2256 	if (securedisplay_cmd->status != TA_SECUREDISPLAY_STATUS__SUCCESS) {
2257 		psp_securedisplay_parse_resp_status(psp, securedisplay_cmd->status);
2258 		dev_err(psp->adev->dev, "SECUREDISPLAY: query securedisplay TA failed. ret 0x%x\n",
2259 			securedisplay_cmd->securedisplay_out_message.query_ta.query_cmd_ret);
2260 		/* don't try again */
2261 		psp->securedisplay_context.context.bin_desc.size_bytes = 0;
2262 	}
2263 
2264 	return 0;
2265 }
2266 
psp_securedisplay_terminate(struct psp_context * psp)2267 static int psp_securedisplay_terminate(struct psp_context *psp)
2268 {
2269 	int ret;
2270 
2271 	/*
2272 	 * TODO:bypass the terminate in sriov for now
2273 	 */
2274 	if (amdgpu_sriov_vf(psp->adev))
2275 		return 0;
2276 
2277 	if (!psp->securedisplay_context.context.initialized)
2278 		return 0;
2279 
2280 	ret = psp_ta_unload(psp, &psp->securedisplay_context.context);
2281 
2282 	psp->securedisplay_context.context.initialized = false;
2283 
2284 	return ret;
2285 }
2286 
psp_securedisplay_invoke(struct psp_context * psp,uint32_t ta_cmd_id)2287 int psp_securedisplay_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
2288 {
2289 	int ret;
2290 
2291 	if (!psp->securedisplay_context.context.initialized)
2292 		return -EINVAL;
2293 
2294 	if (ta_cmd_id != TA_SECUREDISPLAY_COMMAND__QUERY_TA &&
2295 	    ta_cmd_id != TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC &&
2296 	    ta_cmd_id != TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC_V2)
2297 		return -EINVAL;
2298 
2299 	ret = psp_ta_invoke(psp, ta_cmd_id, &psp->securedisplay_context.context);
2300 
2301 	return ret;
2302 }
2303 /* SECUREDISPLAY end */
2304 
amdgpu_psp_wait_for_bootloader(struct amdgpu_device * adev)2305 int amdgpu_psp_wait_for_bootloader(struct amdgpu_device *adev)
2306 {
2307 	struct psp_context *psp = &adev->psp;
2308 	int ret = 0;
2309 
2310 	if (!amdgpu_sriov_vf(adev) && psp->funcs && psp->funcs->wait_for_bootloader != NULL)
2311 		ret = psp->funcs->wait_for_bootloader(psp);
2312 
2313 	return ret;
2314 }
2315 
amdgpu_psp_get_ras_capability(struct psp_context * psp)2316 bool amdgpu_psp_get_ras_capability(struct psp_context *psp)
2317 {
2318 	if (psp->funcs &&
2319 	    psp->funcs->get_ras_capability) {
2320 		return psp->funcs->get_ras_capability(psp);
2321 	} else {
2322 		return false;
2323 	}
2324 }
2325 
amdgpu_psp_tos_reload_needed(struct amdgpu_device * adev)2326 bool amdgpu_psp_tos_reload_needed(struct amdgpu_device *adev)
2327 {
2328 	struct psp_context *psp = &adev->psp;
2329 
2330 	if (amdgpu_sriov_vf(adev) || (adev->flags & AMD_IS_APU))
2331 		return false;
2332 
2333 	if (psp->funcs && psp->funcs->is_reload_needed)
2334 		return psp->funcs->is_reload_needed(psp);
2335 
2336 	return false;
2337 }
2338 
psp_hw_start(struct psp_context * psp)2339 static int psp_hw_start(struct psp_context *psp)
2340 {
2341 	struct amdgpu_device *adev = psp->adev;
2342 	int ret;
2343 
2344 	if (!amdgpu_sriov_vf(adev)) {
2345 		if ((is_psp_fw_valid(psp->kdb)) &&
2346 		    (psp->funcs->bootloader_load_kdb != NULL)) {
2347 			ret = psp_bootloader_load_kdb(psp);
2348 			if (ret) {
2349 				dev_err(adev->dev, "PSP load kdb failed!\n");
2350 				return ret;
2351 			}
2352 		}
2353 
2354 		if ((is_psp_fw_valid(psp->spl)) &&
2355 		    (psp->funcs->bootloader_load_spl != NULL)) {
2356 			ret = psp_bootloader_load_spl(psp);
2357 			if (ret) {
2358 				dev_err(adev->dev, "PSP load spl failed!\n");
2359 				return ret;
2360 			}
2361 		}
2362 
2363 		if ((is_psp_fw_valid(psp->sys)) &&
2364 		    (psp->funcs->bootloader_load_sysdrv != NULL)) {
2365 			ret = psp_bootloader_load_sysdrv(psp);
2366 			if (ret) {
2367 				dev_err(adev->dev, "PSP load sys drv failed!\n");
2368 				return ret;
2369 			}
2370 		}
2371 
2372 		if ((is_psp_fw_valid(psp->soc_drv)) &&
2373 		    (psp->funcs->bootloader_load_soc_drv != NULL)) {
2374 			ret = psp_bootloader_load_soc_drv(psp);
2375 			if (ret) {
2376 				dev_err(adev->dev, "PSP load soc drv failed!\n");
2377 				return ret;
2378 			}
2379 		}
2380 
2381 		if ((is_psp_fw_valid(psp->intf_drv)) &&
2382 		    (psp->funcs->bootloader_load_intf_drv != NULL)) {
2383 			ret = psp_bootloader_load_intf_drv(psp);
2384 			if (ret) {
2385 				dev_err(adev->dev, "PSP load intf drv failed!\n");
2386 				return ret;
2387 			}
2388 		}
2389 
2390 		if ((is_psp_fw_valid(psp->dbg_drv)) &&
2391 		    (psp->funcs->bootloader_load_dbg_drv != NULL)) {
2392 			ret = psp_bootloader_load_dbg_drv(psp);
2393 			if (ret) {
2394 				dev_err(adev->dev, "PSP load dbg drv failed!\n");
2395 				return ret;
2396 			}
2397 		}
2398 
2399 		if ((is_psp_fw_valid(psp->ras_drv)) &&
2400 		    (psp->funcs->bootloader_load_ras_drv != NULL)) {
2401 			ret = psp_bootloader_load_ras_drv(psp);
2402 			if (ret) {
2403 				dev_err(adev->dev, "PSP load ras_drv failed!\n");
2404 				return ret;
2405 			}
2406 		}
2407 
2408 		if ((is_psp_fw_valid(psp->ipkeymgr_drv)) &&
2409 		    (psp->funcs->bootloader_load_ipkeymgr_drv != NULL)) {
2410 			ret = psp_bootloader_load_ipkeymgr_drv(psp);
2411 			if (ret) {
2412 				dev_err(adev->dev, "PSP load ipkeymgr_drv failed!\n");
2413 				return ret;
2414 			}
2415 		}
2416 
2417 		if ((is_psp_fw_valid(psp->spdm_drv)) &&
2418 		    (psp->funcs->bootloader_load_spdm_drv != NULL)) {
2419 			ret = psp_bootloader_load_spdm_drv(psp);
2420 			if (ret) {
2421 				dev_err(adev->dev, "PSP load spdm_drv failed!\n");
2422 				return ret;
2423 			}
2424 		}
2425 
2426 		if ((is_psp_fw_valid(psp->sos)) &&
2427 		    (psp->funcs->bootloader_load_sos != NULL)) {
2428 			ret = psp_bootloader_load_sos(psp);
2429 			if (ret) {
2430 				dev_err(adev->dev, "PSP load sos failed!\n");
2431 				return ret;
2432 			}
2433 		}
2434 	}
2435 
2436 	ret = psp_ring_create(psp, PSP_RING_TYPE__KM);
2437 	if (ret) {
2438 		dev_err(adev->dev, "PSP create ring failed!\n");
2439 		return ret;
2440 	}
2441 
2442 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev))
2443 		goto skip_pin_bo;
2444 
2445 	if (!psp->boot_time_tmr || psp->autoload_supported) {
2446 		ret = psp_tmr_init(psp);
2447 		if (ret) {
2448 			dev_err(adev->dev, "PSP tmr init failed!\n");
2449 			return ret;
2450 		}
2451 	}
2452 
2453 skip_pin_bo:
2454 	/*
2455 	 * For ASICs with DF Cstate management centralized
2456 	 * to PMFW, TMR setup should be performed after PMFW
2457 	 * loaded and before other non-psp firmware loaded.
2458 	 */
2459 	if (psp->pmfw_centralized_cstate_management) {
2460 		ret = psp_load_smu_fw(psp);
2461 		if (ret)
2462 			return ret;
2463 	}
2464 
2465 	if (!psp->boot_time_tmr || !psp->autoload_supported) {
2466 		ret = psp_tmr_load(psp);
2467 		if (ret) {
2468 			dev_err(adev->dev, "PSP load tmr failed!\n");
2469 			return ret;
2470 		}
2471 	}
2472 
2473 	return 0;
2474 }
2475 
psp_get_fw_type(struct amdgpu_firmware_info * ucode,enum psp_gfx_fw_type * type)2476 static int psp_get_fw_type(struct amdgpu_firmware_info *ucode,
2477 			   enum psp_gfx_fw_type *type)
2478 {
2479 	switch (ucode->ucode_id) {
2480 	case AMDGPU_UCODE_ID_CAP:
2481 		*type = GFX_FW_TYPE_CAP;
2482 		break;
2483 	case AMDGPU_UCODE_ID_SDMA0:
2484 		*type = GFX_FW_TYPE_SDMA0;
2485 		break;
2486 	case AMDGPU_UCODE_ID_SDMA1:
2487 		*type = GFX_FW_TYPE_SDMA1;
2488 		break;
2489 	case AMDGPU_UCODE_ID_SDMA2:
2490 		*type = GFX_FW_TYPE_SDMA2;
2491 		break;
2492 	case AMDGPU_UCODE_ID_SDMA3:
2493 		*type = GFX_FW_TYPE_SDMA3;
2494 		break;
2495 	case AMDGPU_UCODE_ID_SDMA4:
2496 		*type = GFX_FW_TYPE_SDMA4;
2497 		break;
2498 	case AMDGPU_UCODE_ID_SDMA5:
2499 		*type = GFX_FW_TYPE_SDMA5;
2500 		break;
2501 	case AMDGPU_UCODE_ID_SDMA6:
2502 		*type = GFX_FW_TYPE_SDMA6;
2503 		break;
2504 	case AMDGPU_UCODE_ID_SDMA7:
2505 		*type = GFX_FW_TYPE_SDMA7;
2506 		break;
2507 	case AMDGPU_UCODE_ID_CP_MES:
2508 		*type = GFX_FW_TYPE_CP_MES;
2509 		break;
2510 	case AMDGPU_UCODE_ID_CP_MES_DATA:
2511 		*type = GFX_FW_TYPE_MES_STACK;
2512 		break;
2513 	case AMDGPU_UCODE_ID_CP_MES1:
2514 		*type = GFX_FW_TYPE_CP_MES_KIQ;
2515 		break;
2516 	case AMDGPU_UCODE_ID_CP_MES1_DATA:
2517 		*type = GFX_FW_TYPE_MES_KIQ_STACK;
2518 		break;
2519 	case AMDGPU_UCODE_ID_CP_CE:
2520 		*type = GFX_FW_TYPE_CP_CE;
2521 		break;
2522 	case AMDGPU_UCODE_ID_CP_PFP:
2523 		*type = GFX_FW_TYPE_CP_PFP;
2524 		break;
2525 	case AMDGPU_UCODE_ID_CP_ME:
2526 		*type = GFX_FW_TYPE_CP_ME;
2527 		break;
2528 	case AMDGPU_UCODE_ID_CP_MEC1:
2529 		*type = GFX_FW_TYPE_CP_MEC;
2530 		break;
2531 	case AMDGPU_UCODE_ID_CP_MEC1_JT:
2532 		*type = GFX_FW_TYPE_CP_MEC_ME1;
2533 		break;
2534 	case AMDGPU_UCODE_ID_CP_MEC2:
2535 		*type = GFX_FW_TYPE_CP_MEC;
2536 		break;
2537 	case AMDGPU_UCODE_ID_CP_MEC2_JT:
2538 		*type = GFX_FW_TYPE_CP_MEC_ME2;
2539 		break;
2540 	case AMDGPU_UCODE_ID_RLC_P:
2541 		*type = GFX_FW_TYPE_RLC_P;
2542 		break;
2543 	case AMDGPU_UCODE_ID_RLC_V:
2544 		*type = GFX_FW_TYPE_RLC_V;
2545 		break;
2546 	case AMDGPU_UCODE_ID_RLC_G:
2547 		*type = GFX_FW_TYPE_RLC_G;
2548 		break;
2549 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL:
2550 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_CNTL;
2551 		break;
2552 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM:
2553 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_GPM_MEM;
2554 		break;
2555 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM:
2556 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_MEM;
2557 		break;
2558 	case AMDGPU_UCODE_ID_RLC_IRAM:
2559 		*type = GFX_FW_TYPE_RLC_IRAM;
2560 		break;
2561 	case AMDGPU_UCODE_ID_RLC_DRAM:
2562 		*type = GFX_FW_TYPE_RLC_DRAM_BOOT;
2563 		break;
2564 	case AMDGPU_UCODE_ID_GLOBAL_TAP_DELAYS:
2565 		*type = GFX_FW_TYPE_GLOBAL_TAP_DELAYS;
2566 		break;
2567 	case AMDGPU_UCODE_ID_SE0_TAP_DELAYS:
2568 		*type = GFX_FW_TYPE_SE0_TAP_DELAYS;
2569 		break;
2570 	case AMDGPU_UCODE_ID_SE1_TAP_DELAYS:
2571 		*type = GFX_FW_TYPE_SE1_TAP_DELAYS;
2572 		break;
2573 	case AMDGPU_UCODE_ID_SE2_TAP_DELAYS:
2574 		*type = GFX_FW_TYPE_SE2_TAP_DELAYS;
2575 		break;
2576 	case AMDGPU_UCODE_ID_SE3_TAP_DELAYS:
2577 		*type = GFX_FW_TYPE_SE3_TAP_DELAYS;
2578 		break;
2579 	case AMDGPU_UCODE_ID_SMC:
2580 		*type = GFX_FW_TYPE_SMU;
2581 		break;
2582 	case AMDGPU_UCODE_ID_PPTABLE:
2583 		*type = GFX_FW_TYPE_PPTABLE;
2584 		break;
2585 	case AMDGPU_UCODE_ID_UVD:
2586 		*type = GFX_FW_TYPE_UVD;
2587 		break;
2588 	case AMDGPU_UCODE_ID_UVD1:
2589 		*type = GFX_FW_TYPE_UVD1;
2590 		break;
2591 	case AMDGPU_UCODE_ID_VCE:
2592 		*type = GFX_FW_TYPE_VCE;
2593 		break;
2594 	case AMDGPU_UCODE_ID_VCN:
2595 		*type = GFX_FW_TYPE_VCN;
2596 		break;
2597 	case AMDGPU_UCODE_ID_VCN1:
2598 		*type = GFX_FW_TYPE_VCN1;
2599 		break;
2600 	case AMDGPU_UCODE_ID_DMCU_ERAM:
2601 		*type = GFX_FW_TYPE_DMCU_ERAM;
2602 		break;
2603 	case AMDGPU_UCODE_ID_DMCU_INTV:
2604 		*type = GFX_FW_TYPE_DMCU_ISR;
2605 		break;
2606 	case AMDGPU_UCODE_ID_VCN0_RAM:
2607 		*type = GFX_FW_TYPE_VCN0_RAM;
2608 		break;
2609 	case AMDGPU_UCODE_ID_VCN1_RAM:
2610 		*type = GFX_FW_TYPE_VCN1_RAM;
2611 		break;
2612 	case AMDGPU_UCODE_ID_DMCUB:
2613 		*type = GFX_FW_TYPE_DMUB;
2614 		break;
2615 	case AMDGPU_UCODE_ID_SDMA_UCODE_TH0:
2616 	case AMDGPU_UCODE_ID_SDMA_RS64:
2617 		*type = GFX_FW_TYPE_SDMA_UCODE_TH0;
2618 		break;
2619 	case AMDGPU_UCODE_ID_SDMA_UCODE_TH1:
2620 		*type = GFX_FW_TYPE_SDMA_UCODE_TH1;
2621 		break;
2622 	case AMDGPU_UCODE_ID_IMU_I:
2623 		*type = GFX_FW_TYPE_IMU_I;
2624 		break;
2625 	case AMDGPU_UCODE_ID_IMU_D:
2626 		*type = GFX_FW_TYPE_IMU_D;
2627 		break;
2628 	case AMDGPU_UCODE_ID_CP_RS64_PFP:
2629 		*type = GFX_FW_TYPE_RS64_PFP;
2630 		break;
2631 	case AMDGPU_UCODE_ID_CP_RS64_ME:
2632 		*type = GFX_FW_TYPE_RS64_ME;
2633 		break;
2634 	case AMDGPU_UCODE_ID_CP_RS64_MEC:
2635 		*type = GFX_FW_TYPE_RS64_MEC;
2636 		break;
2637 	case AMDGPU_UCODE_ID_CP_RS64_PFP_P0_STACK:
2638 		*type = GFX_FW_TYPE_RS64_PFP_P0_STACK;
2639 		break;
2640 	case AMDGPU_UCODE_ID_CP_RS64_PFP_P1_STACK:
2641 		*type = GFX_FW_TYPE_RS64_PFP_P1_STACK;
2642 		break;
2643 	case AMDGPU_UCODE_ID_CP_RS64_ME_P0_STACK:
2644 		*type = GFX_FW_TYPE_RS64_ME_P0_STACK;
2645 		break;
2646 	case AMDGPU_UCODE_ID_CP_RS64_ME_P1_STACK:
2647 		*type = GFX_FW_TYPE_RS64_ME_P1_STACK;
2648 		break;
2649 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P0_STACK:
2650 		*type = GFX_FW_TYPE_RS64_MEC_P0_STACK;
2651 		break;
2652 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P1_STACK:
2653 		*type = GFX_FW_TYPE_RS64_MEC_P1_STACK;
2654 		break;
2655 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P2_STACK:
2656 		*type = GFX_FW_TYPE_RS64_MEC_P2_STACK;
2657 		break;
2658 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P3_STACK:
2659 		*type = GFX_FW_TYPE_RS64_MEC_P3_STACK;
2660 		break;
2661 	case AMDGPU_UCODE_ID_VPE_CTX:
2662 		*type = GFX_FW_TYPE_VPEC_FW1;
2663 		break;
2664 	case AMDGPU_UCODE_ID_VPE_CTL:
2665 		*type = GFX_FW_TYPE_VPEC_FW2;
2666 		break;
2667 	case AMDGPU_UCODE_ID_VPE:
2668 		*type = GFX_FW_TYPE_VPE;
2669 		break;
2670 	case AMDGPU_UCODE_ID_UMSCH_MM_UCODE:
2671 		*type = GFX_FW_TYPE_UMSCH_UCODE;
2672 		break;
2673 	case AMDGPU_UCODE_ID_UMSCH_MM_DATA:
2674 		*type = GFX_FW_TYPE_UMSCH_DATA;
2675 		break;
2676 	case AMDGPU_UCODE_ID_UMSCH_MM_CMD_BUFFER:
2677 		*type = GFX_FW_TYPE_UMSCH_CMD_BUFFER;
2678 		break;
2679 	case AMDGPU_UCODE_ID_P2S_TABLE:
2680 		*type = GFX_FW_TYPE_P2S_TABLE;
2681 		break;
2682 	case AMDGPU_UCODE_ID_JPEG_RAM:
2683 		*type = GFX_FW_TYPE_JPEG_RAM;
2684 		break;
2685 	case AMDGPU_UCODE_ID_ISP:
2686 		*type = GFX_FW_TYPE_ISP;
2687 		break;
2688 	case AMDGPU_UCODE_ID_MAXIMUM:
2689 	default:
2690 		return -EINVAL;
2691 	}
2692 
2693 	return 0;
2694 }
2695 
psp_print_fw_hdr(struct psp_context * psp,struct amdgpu_firmware_info * ucode)2696 static void psp_print_fw_hdr(struct psp_context *psp,
2697 			     struct amdgpu_firmware_info *ucode)
2698 {
2699 	struct amdgpu_device *adev = psp->adev;
2700 	struct common_firmware_header *hdr;
2701 
2702 	switch (ucode->ucode_id) {
2703 	case AMDGPU_UCODE_ID_SDMA0:
2704 	case AMDGPU_UCODE_ID_SDMA1:
2705 	case AMDGPU_UCODE_ID_SDMA2:
2706 	case AMDGPU_UCODE_ID_SDMA3:
2707 	case AMDGPU_UCODE_ID_SDMA4:
2708 	case AMDGPU_UCODE_ID_SDMA5:
2709 	case AMDGPU_UCODE_ID_SDMA6:
2710 	case AMDGPU_UCODE_ID_SDMA7:
2711 		hdr = (struct common_firmware_header *)
2712 			adev->sdma.instance[ucode->ucode_id - AMDGPU_UCODE_ID_SDMA0].fw->data;
2713 		amdgpu_ucode_print_sdma_hdr(hdr);
2714 		break;
2715 	case AMDGPU_UCODE_ID_CP_CE:
2716 		hdr = (struct common_firmware_header *)adev->gfx.ce_fw->data;
2717 		amdgpu_ucode_print_gfx_hdr(hdr);
2718 		break;
2719 	case AMDGPU_UCODE_ID_CP_PFP:
2720 		hdr = (struct common_firmware_header *)adev->gfx.pfp_fw->data;
2721 		amdgpu_ucode_print_gfx_hdr(hdr);
2722 		break;
2723 	case AMDGPU_UCODE_ID_CP_ME:
2724 		hdr = (struct common_firmware_header *)adev->gfx.me_fw->data;
2725 		amdgpu_ucode_print_gfx_hdr(hdr);
2726 		break;
2727 	case AMDGPU_UCODE_ID_CP_MEC1:
2728 		hdr = (struct common_firmware_header *)adev->gfx.mec_fw->data;
2729 		amdgpu_ucode_print_gfx_hdr(hdr);
2730 		break;
2731 	case AMDGPU_UCODE_ID_RLC_G:
2732 		hdr = (struct common_firmware_header *)adev->gfx.rlc_fw->data;
2733 		amdgpu_ucode_print_rlc_hdr(hdr);
2734 		break;
2735 	case AMDGPU_UCODE_ID_SMC:
2736 		hdr = (struct common_firmware_header *)adev->pm.fw->data;
2737 		amdgpu_ucode_print_smc_hdr(hdr);
2738 		break;
2739 	default:
2740 		break;
2741 	}
2742 }
2743 
psp_prep_load_ip_fw_cmd_buf(struct psp_context * psp,struct amdgpu_firmware_info * ucode,struct psp_gfx_cmd_resp * cmd)2744 static int psp_prep_load_ip_fw_cmd_buf(struct psp_context *psp,
2745 				       struct amdgpu_firmware_info *ucode,
2746 				       struct psp_gfx_cmd_resp *cmd)
2747 {
2748 	int ret;
2749 	uint64_t fw_mem_mc_addr = ucode->mc_addr;
2750 
2751 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
2752 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr);
2753 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr);
2754 	cmd->cmd.cmd_load_ip_fw.fw_size = ucode->ucode_size;
2755 
2756 	ret = psp_get_fw_type(ucode, &cmd->cmd.cmd_load_ip_fw.fw_type);
2757 	if (ret)
2758 		dev_err(psp->adev->dev, "Unknown firmware type\n");
2759 
2760 	return ret;
2761 }
2762 
psp_execute_ip_fw_load(struct psp_context * psp,struct amdgpu_firmware_info * ucode)2763 int psp_execute_ip_fw_load(struct psp_context *psp,
2764 			   struct amdgpu_firmware_info *ucode)
2765 {
2766 	int ret = 0;
2767 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
2768 
2769 	ret = psp_prep_load_ip_fw_cmd_buf(psp, ucode, cmd);
2770 	if (!ret) {
2771 		ret = psp_cmd_submit_buf(psp, ucode, cmd,
2772 					 psp->fence_buf_mc_addr);
2773 	}
2774 
2775 	release_psp_cmd_buf(psp);
2776 
2777 	return ret;
2778 }
2779 
psp_load_p2s_table(struct psp_context * psp)2780 static int psp_load_p2s_table(struct psp_context *psp)
2781 {
2782 	int ret;
2783 	struct amdgpu_device *adev = psp->adev;
2784 	struct amdgpu_firmware_info *ucode =
2785 		&adev->firmware.ucode[AMDGPU_UCODE_ID_P2S_TABLE];
2786 
2787 	if (adev->in_runpm && ((adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) ||
2788 				(adev->pm.rpm_mode == AMDGPU_RUNPM_BAMACO)))
2789 		return 0;
2790 
2791 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 6) ||
2792 	    amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 14)) {
2793 		uint32_t supp_vers = adev->flags & AMD_IS_APU ? 0x0036013D :
2794 								0x0036003C;
2795 		if (psp->sos.fw_version < supp_vers)
2796 			return 0;
2797 	}
2798 
2799 	if (!ucode->fw || amdgpu_sriov_vf(psp->adev))
2800 		return 0;
2801 
2802 	ret = psp_execute_ip_fw_load(psp, ucode);
2803 
2804 	return ret;
2805 }
2806 
psp_load_smu_fw(struct psp_context * psp)2807 static int psp_load_smu_fw(struct psp_context *psp)
2808 {
2809 	int ret;
2810 	struct amdgpu_device *adev = psp->adev;
2811 	struct amdgpu_firmware_info *ucode =
2812 			&adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];
2813 	struct amdgpu_ras *ras = psp->ras_context.ras;
2814 
2815 	/*
2816 	 * Skip SMU FW reloading in case of using BACO for runpm only,
2817 	 * as SMU is always alive.
2818 	 */
2819 	if (adev->in_runpm && ((adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) ||
2820 				(adev->pm.rpm_mode == AMDGPU_RUNPM_BAMACO)))
2821 		return 0;
2822 
2823 	if (!ucode->fw || amdgpu_sriov_vf(psp->adev))
2824 		return 0;
2825 
2826 	if ((amdgpu_in_reset(adev) && ras && adev->ras_enabled &&
2827 	     (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 4) ||
2828 	      amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 2)))) {
2829 		ret = amdgpu_dpm_set_mp1_state(adev, PP_MP1_STATE_UNLOAD);
2830 		if (ret)
2831 			dev_err(adev->dev, "Failed to set MP1 state prepare for reload\n");
2832 	}
2833 
2834 	ret = psp_execute_ip_fw_load(psp, ucode);
2835 
2836 	if (ret)
2837 		dev_err(adev->dev, "PSP load smu failed!\n");
2838 
2839 	return ret;
2840 }
2841 
fw_load_skip_check(struct psp_context * psp,struct amdgpu_firmware_info * ucode)2842 static bool fw_load_skip_check(struct psp_context *psp,
2843 			       struct amdgpu_firmware_info *ucode)
2844 {
2845 	if (!ucode->fw || !ucode->ucode_size)
2846 		return true;
2847 
2848 	if (ucode->ucode_id == AMDGPU_UCODE_ID_P2S_TABLE)
2849 		return true;
2850 
2851 	if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
2852 	    (psp_smu_reload_quirk(psp) ||
2853 	     psp->autoload_supported ||
2854 	     psp->pmfw_centralized_cstate_management))
2855 		return true;
2856 
2857 	if (amdgpu_sriov_vf(psp->adev) &&
2858 	    amdgpu_virt_fw_load_skip_check(psp->adev, ucode->ucode_id))
2859 		return true;
2860 
2861 	if (psp->autoload_supported &&
2862 	    (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1_JT ||
2863 	     ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2_JT))
2864 		/* skip mec JT when autoload is enabled */
2865 		return true;
2866 
2867 	return false;
2868 }
2869 
psp_load_fw_list(struct psp_context * psp,struct amdgpu_firmware_info ** ucode_list,int ucode_count)2870 int psp_load_fw_list(struct psp_context *psp,
2871 		     struct amdgpu_firmware_info **ucode_list, int ucode_count)
2872 {
2873 	int ret = 0, i;
2874 	struct amdgpu_firmware_info *ucode;
2875 
2876 	for (i = 0; i < ucode_count; ++i) {
2877 		ucode = ucode_list[i];
2878 		psp_print_fw_hdr(psp, ucode);
2879 		ret = psp_execute_ip_fw_load(psp, ucode);
2880 		if (ret)
2881 			return ret;
2882 	}
2883 	return ret;
2884 }
2885 
psp_load_non_psp_fw(struct psp_context * psp)2886 static int psp_load_non_psp_fw(struct psp_context *psp)
2887 {
2888 	int i, ret;
2889 	struct amdgpu_firmware_info *ucode;
2890 	struct amdgpu_device *adev = psp->adev;
2891 
2892 	if (psp->autoload_supported &&
2893 	    !psp->pmfw_centralized_cstate_management) {
2894 		ret = psp_load_smu_fw(psp);
2895 		if (ret)
2896 			return ret;
2897 	}
2898 
2899 	/* Load P2S table first if it's available */
2900 	psp_load_p2s_table(psp);
2901 
2902 	for (i = 0; i < adev->firmware.max_ucodes; i++) {
2903 		ucode = &adev->firmware.ucode[i];
2904 
2905 		if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
2906 		    !fw_load_skip_check(psp, ucode)) {
2907 			ret = psp_load_smu_fw(psp);
2908 			if (ret)
2909 				return ret;
2910 			continue;
2911 		}
2912 
2913 		if (fw_load_skip_check(psp, ucode))
2914 			continue;
2915 
2916 		if (psp->autoload_supported &&
2917 		    (amdgpu_ip_version(adev, MP0_HWIP, 0) ==
2918 			     IP_VERSION(11, 0, 7) ||
2919 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
2920 			     IP_VERSION(11, 0, 11) ||
2921 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
2922 			     IP_VERSION(11, 0, 12)) &&
2923 		    (ucode->ucode_id == AMDGPU_UCODE_ID_SDMA1 ||
2924 		     ucode->ucode_id == AMDGPU_UCODE_ID_SDMA2 ||
2925 		     ucode->ucode_id == AMDGPU_UCODE_ID_SDMA3))
2926 			/* PSP only receive one SDMA fw for sienna_cichlid,
2927 			 * as all four sdma fw are same
2928 			 */
2929 			continue;
2930 
2931 		psp_print_fw_hdr(psp, ucode);
2932 
2933 		ret = psp_execute_ip_fw_load(psp, ucode);
2934 		if (ret)
2935 			return ret;
2936 
2937 		/* Start rlc autoload after psp received all the gfx firmware */
2938 		if (psp->autoload_supported && ucode->ucode_id == (amdgpu_sriov_vf(adev) ?
2939 		    adev->virt.autoload_ucode_id : AMDGPU_UCODE_ID_RLC_G)) {
2940 			ret = psp_rlc_autoload_start(psp);
2941 			if (ret) {
2942 				dev_err(adev->dev, "Failed to start rlc autoload\n");
2943 				return ret;
2944 			}
2945 		}
2946 	}
2947 
2948 	return 0;
2949 }
2950 
psp_load_fw(struct amdgpu_device * adev)2951 static int psp_load_fw(struct amdgpu_device *adev)
2952 {
2953 	int ret;
2954 	struct psp_context *psp = &adev->psp;
2955 
2956 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev)) {
2957 		/* should not destroy ring, only stop */
2958 		psp_ring_stop(psp, PSP_RING_TYPE__KM);
2959 	} else {
2960 		memset(psp->fence_buf, 0, PSP_FENCE_BUFFER_SIZE);
2961 
2962 		ret = psp_ring_init(psp, PSP_RING_TYPE__KM);
2963 		if (ret) {
2964 			dev_err(adev->dev, "PSP ring init failed!\n");
2965 			goto failed;
2966 		}
2967 	}
2968 
2969 	ret = psp_hw_start(psp);
2970 	if (ret)
2971 		goto failed;
2972 
2973 	ret = psp_load_non_psp_fw(psp);
2974 	if (ret)
2975 		goto failed1;
2976 
2977 	ret = psp_asd_initialize(psp);
2978 	if (ret) {
2979 		dev_err(adev->dev, "PSP load asd failed!\n");
2980 		goto failed1;
2981 	}
2982 
2983 	ret = psp_rl_load(adev);
2984 	if (ret) {
2985 		dev_err(adev->dev, "PSP load RL failed!\n");
2986 		goto failed1;
2987 	}
2988 
2989 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev)) {
2990 		if (adev->gmc.xgmi.num_physical_nodes > 1) {
2991 			ret = psp_xgmi_initialize(psp, false, true);
2992 			/* Warning the XGMI seesion initialize failure
2993 			 * Instead of stop driver initialization
2994 			 */
2995 			if (ret)
2996 				dev_err(psp->adev->dev,
2997 					"XGMI: Failed to initialize XGMI session\n");
2998 		}
2999 	}
3000 
3001 	if (psp->ta_fw) {
3002 		ret = psp_ras_initialize(psp);
3003 		if (ret)
3004 			dev_err(psp->adev->dev,
3005 				"RAS: Failed to initialize RAS\n");
3006 
3007 		ret = psp_hdcp_initialize(psp);
3008 		if (ret)
3009 			dev_err(psp->adev->dev,
3010 				"HDCP: Failed to initialize HDCP\n");
3011 
3012 		ret = psp_dtm_initialize(psp);
3013 		if (ret)
3014 			dev_err(psp->adev->dev,
3015 				"DTM: Failed to initialize DTM\n");
3016 
3017 		ret = psp_rap_initialize(psp);
3018 		if (ret)
3019 			dev_err(psp->adev->dev,
3020 				"RAP: Failed to initialize RAP\n");
3021 
3022 		ret = psp_securedisplay_initialize(psp);
3023 		if (ret)
3024 			dev_err(psp->adev->dev,
3025 				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
3026 	}
3027 
3028 	return 0;
3029 
3030 failed1:
3031 	psp_free_shared_bufs(psp);
3032 failed:
3033 	/*
3034 	 * all cleanup jobs (xgmi terminate, ras terminate,
3035 	 * ring destroy, cmd/fence/fw buffers destory,
3036 	 * psp->cmd destory) are delayed to psp_hw_fini
3037 	 */
3038 	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
3039 	return ret;
3040 }
3041 
psp_hw_init(struct amdgpu_ip_block * ip_block)3042 static int psp_hw_init(struct amdgpu_ip_block *ip_block)
3043 {
3044 	int ret;
3045 	struct amdgpu_device *adev = ip_block->adev;
3046 
3047 	mutex_lock(&adev->firmware.mutex);
3048 
3049 	ret = amdgpu_ucode_init_bo(adev);
3050 	if (ret)
3051 		goto failed;
3052 
3053 	ret = psp_load_fw(adev);
3054 	if (ret) {
3055 		dev_err(adev->dev, "PSP firmware loading failed\n");
3056 		goto failed;
3057 	}
3058 
3059 	mutex_unlock(&adev->firmware.mutex);
3060 	return 0;
3061 
3062 failed:
3063 	adev->firmware.load_type = AMDGPU_FW_LOAD_DIRECT;
3064 	mutex_unlock(&adev->firmware.mutex);
3065 	return -EINVAL;
3066 }
3067 
psp_hw_fini(struct amdgpu_ip_block * ip_block)3068 static int psp_hw_fini(struct amdgpu_ip_block *ip_block)
3069 {
3070 	struct amdgpu_device *adev = ip_block->adev;
3071 	struct psp_context *psp = &adev->psp;
3072 
3073 	if (psp->ta_fw) {
3074 		psp_ras_terminate(psp);
3075 		psp_securedisplay_terminate(psp);
3076 		psp_rap_terminate(psp);
3077 		psp_dtm_terminate(psp);
3078 		psp_hdcp_terminate(psp);
3079 
3080 		if (adev->gmc.xgmi.num_physical_nodes > 1)
3081 			psp_xgmi_terminate(psp);
3082 	}
3083 
3084 	psp_asd_terminate(psp);
3085 	psp_tmr_terminate(psp);
3086 
3087 	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
3088 
3089 	return 0;
3090 }
3091 
psp_suspend(struct amdgpu_ip_block * ip_block)3092 static int psp_suspend(struct amdgpu_ip_block *ip_block)
3093 {
3094 	int ret = 0;
3095 	struct amdgpu_device *adev = ip_block->adev;
3096 	struct psp_context *psp = &adev->psp;
3097 
3098 	if (adev->gmc.xgmi.num_physical_nodes > 1 &&
3099 	    psp->xgmi_context.context.initialized) {
3100 		ret = psp_xgmi_terminate(psp);
3101 		if (ret) {
3102 			dev_err(adev->dev, "Failed to terminate xgmi ta\n");
3103 			goto out;
3104 		}
3105 	}
3106 
3107 	if (psp->ta_fw) {
3108 		ret = psp_ras_terminate(psp);
3109 		if (ret) {
3110 			dev_err(adev->dev, "Failed to terminate ras ta\n");
3111 			goto out;
3112 		}
3113 		ret = psp_hdcp_terminate(psp);
3114 		if (ret) {
3115 			dev_err(adev->dev, "Failed to terminate hdcp ta\n");
3116 			goto out;
3117 		}
3118 		ret = psp_dtm_terminate(psp);
3119 		if (ret) {
3120 			dev_err(adev->dev, "Failed to terminate dtm ta\n");
3121 			goto out;
3122 		}
3123 		ret = psp_rap_terminate(psp);
3124 		if (ret) {
3125 			dev_err(adev->dev, "Failed to terminate rap ta\n");
3126 			goto out;
3127 		}
3128 		ret = psp_securedisplay_terminate(psp);
3129 		if (ret) {
3130 			dev_err(adev->dev, "Failed to terminate securedisplay ta\n");
3131 			goto out;
3132 		}
3133 	}
3134 
3135 	ret = psp_asd_terminate(psp);
3136 	if (ret) {
3137 		dev_err(adev->dev, "Failed to terminate asd\n");
3138 		goto out;
3139 	}
3140 
3141 	ret = psp_tmr_terminate(psp);
3142 	if (ret) {
3143 		dev_err(adev->dev, "Failed to terminate tmr\n");
3144 		goto out;
3145 	}
3146 
3147 	ret = psp_ring_stop(psp, PSP_RING_TYPE__KM);
3148 	if (ret)
3149 		dev_err(adev->dev, "PSP ring stop failed\n");
3150 
3151 out:
3152 	return ret;
3153 }
3154 
psp_resume(struct amdgpu_ip_block * ip_block)3155 static int psp_resume(struct amdgpu_ip_block *ip_block)
3156 {
3157 	int ret;
3158 	struct amdgpu_device *adev = ip_block->adev;
3159 	struct psp_context *psp = &adev->psp;
3160 
3161 	dev_info(adev->dev, "PSP is resuming...\n");
3162 
3163 	if (psp->mem_train_ctx.enable_mem_training) {
3164 		ret = psp_mem_training(psp, PSP_MEM_TRAIN_RESUME);
3165 		if (ret) {
3166 			dev_err(adev->dev, "Failed to process memory training!\n");
3167 			return ret;
3168 		}
3169 	}
3170 
3171 	mutex_lock(&adev->firmware.mutex);
3172 
3173 	ret = amdgpu_ucode_init_bo(adev);
3174 	if (ret)
3175 		goto failed;
3176 
3177 	ret = psp_hw_start(psp);
3178 	if (ret)
3179 		goto failed;
3180 
3181 	ret = psp_load_non_psp_fw(psp);
3182 	if (ret)
3183 		goto failed;
3184 
3185 	ret = psp_asd_initialize(psp);
3186 	if (ret) {
3187 		dev_err(adev->dev, "PSP load asd failed!\n");
3188 		goto failed;
3189 	}
3190 
3191 	ret = psp_rl_load(adev);
3192 	if (ret) {
3193 		dev_err(adev->dev, "PSP load RL failed!\n");
3194 		goto failed;
3195 	}
3196 
3197 	if (adev->gmc.xgmi.num_physical_nodes > 1) {
3198 		ret = psp_xgmi_initialize(psp, false, true);
3199 		/* Warning the XGMI seesion initialize failure
3200 		 * Instead of stop driver initialization
3201 		 */
3202 		if (ret)
3203 			dev_err(psp->adev->dev,
3204 				"XGMI: Failed to initialize XGMI session\n");
3205 	}
3206 
3207 	if (psp->ta_fw) {
3208 		ret = psp_ras_initialize(psp);
3209 		if (ret)
3210 			dev_err(psp->adev->dev,
3211 				"RAS: Failed to initialize RAS\n");
3212 
3213 		ret = psp_hdcp_initialize(psp);
3214 		if (ret)
3215 			dev_err(psp->adev->dev,
3216 				"HDCP: Failed to initialize HDCP\n");
3217 
3218 		ret = psp_dtm_initialize(psp);
3219 		if (ret)
3220 			dev_err(psp->adev->dev,
3221 				"DTM: Failed to initialize DTM\n");
3222 
3223 		ret = psp_rap_initialize(psp);
3224 		if (ret)
3225 			dev_err(psp->adev->dev,
3226 				"RAP: Failed to initialize RAP\n");
3227 
3228 		ret = psp_securedisplay_initialize(psp);
3229 		if (ret)
3230 			dev_err(psp->adev->dev,
3231 				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
3232 	}
3233 
3234 	mutex_unlock(&adev->firmware.mutex);
3235 
3236 	return 0;
3237 
3238 failed:
3239 	dev_err(adev->dev, "PSP resume failed\n");
3240 	mutex_unlock(&adev->firmware.mutex);
3241 	return ret;
3242 }
3243 
psp_gpu_reset(struct amdgpu_device * adev)3244 int psp_gpu_reset(struct amdgpu_device *adev)
3245 {
3246 	int ret;
3247 
3248 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
3249 		return 0;
3250 
3251 	mutex_lock(&adev->psp.mutex);
3252 	ret = psp_mode1_reset(&adev->psp);
3253 	mutex_unlock(&adev->psp.mutex);
3254 
3255 	return ret;
3256 }
3257 
psp_rlc_autoload_start(struct psp_context * psp)3258 int psp_rlc_autoload_start(struct psp_context *psp)
3259 {
3260 	int ret;
3261 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
3262 
3263 	cmd->cmd_id = GFX_CMD_ID_AUTOLOAD_RLC;
3264 
3265 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
3266 				 psp->fence_buf_mc_addr);
3267 
3268 	release_psp_cmd_buf(psp);
3269 
3270 	return ret;
3271 }
3272 
psp_ring_cmd_submit(struct psp_context * psp,uint64_t cmd_buf_mc_addr,uint64_t fence_mc_addr,int index)3273 int psp_ring_cmd_submit(struct psp_context *psp,
3274 			uint64_t cmd_buf_mc_addr,
3275 			uint64_t fence_mc_addr,
3276 			int index)
3277 {
3278 	unsigned int psp_write_ptr_reg = 0;
3279 	struct psp_gfx_rb_frame *write_frame;
3280 	struct psp_ring *ring = &psp->km_ring;
3281 	struct psp_gfx_rb_frame *ring_buffer_start = ring->ring_mem;
3282 	struct psp_gfx_rb_frame *ring_buffer_end = ring_buffer_start +
3283 		ring->ring_size / sizeof(struct psp_gfx_rb_frame) - 1;
3284 	struct amdgpu_device *adev = psp->adev;
3285 	uint32_t ring_size_dw = ring->ring_size / 4;
3286 	uint32_t rb_frame_size_dw = sizeof(struct psp_gfx_rb_frame) / 4;
3287 
3288 	/* KM (GPCOM) prepare write pointer */
3289 	psp_write_ptr_reg = psp_ring_get_wptr(psp);
3290 
3291 	/* Update KM RB frame pointer to new frame */
3292 	/* write_frame ptr increments by size of rb_frame in bytes */
3293 	/* psp_write_ptr_reg increments by size of rb_frame in DWORDs */
3294 	if ((psp_write_ptr_reg % ring_size_dw) == 0)
3295 		write_frame = ring_buffer_start;
3296 	else
3297 		write_frame = ring_buffer_start + (psp_write_ptr_reg / rb_frame_size_dw);
3298 	/* Check invalid write_frame ptr address */
3299 	if ((write_frame < ring_buffer_start) || (ring_buffer_end < write_frame)) {
3300 		dev_err(adev->dev,
3301 			"ring_buffer_start = %p; ring_buffer_end = %p; write_frame = %p\n",
3302 			ring_buffer_start, ring_buffer_end, write_frame);
3303 		dev_err(adev->dev,
3304 			"write_frame is pointing to address out of bounds\n");
3305 		return -EINVAL;
3306 	}
3307 
3308 	/* Initialize KM RB frame */
3309 	memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame));
3310 
3311 	/* Update KM RB frame */
3312 	write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr);
3313 	write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr);
3314 	write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr);
3315 	write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr);
3316 	write_frame->fence_value = index;
3317 	amdgpu_device_flush_hdp(adev, NULL);
3318 
3319 	/* Update the write Pointer in DWORDs */
3320 	psp_write_ptr_reg = (psp_write_ptr_reg + rb_frame_size_dw) % ring_size_dw;
3321 	psp_ring_set_wptr(psp, psp_write_ptr_reg);
3322 	return 0;
3323 }
3324 
psp_init_asd_microcode(struct psp_context * psp,const char * chip_name)3325 int psp_init_asd_microcode(struct psp_context *psp, const char *chip_name)
3326 {
3327 	struct amdgpu_device *adev = psp->adev;
3328 	const struct psp_firmware_header_v1_0 *asd_hdr;
3329 	int err = 0;
3330 
3331 	err = amdgpu_ucode_request(adev, &adev->psp.asd_fw, AMDGPU_UCODE_REQUIRED,
3332 				   "amdgpu/%s_asd.bin", chip_name);
3333 	if (err)
3334 		goto out;
3335 
3336 	asd_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.asd_fw->data;
3337 	adev->psp.asd_context.bin_desc.fw_version = le32_to_cpu(asd_hdr->header.ucode_version);
3338 	adev->psp.asd_context.bin_desc.feature_version = le32_to_cpu(asd_hdr->sos.fw_version);
3339 	adev->psp.asd_context.bin_desc.size_bytes = le32_to_cpu(asd_hdr->header.ucode_size_bytes);
3340 	adev->psp.asd_context.bin_desc.start_addr = (uint8_t *)asd_hdr +
3341 				le32_to_cpu(asd_hdr->header.ucode_array_offset_bytes);
3342 	return 0;
3343 out:
3344 	amdgpu_ucode_release(&adev->psp.asd_fw);
3345 	return err;
3346 }
3347 
psp_init_toc_microcode(struct psp_context * psp,const char * chip_name)3348 int psp_init_toc_microcode(struct psp_context *psp, const char *chip_name)
3349 {
3350 	struct amdgpu_device *adev = psp->adev;
3351 	const struct psp_firmware_header_v1_0 *toc_hdr;
3352 	int err = 0;
3353 
3354 	err = amdgpu_ucode_request(adev, &adev->psp.toc_fw, AMDGPU_UCODE_REQUIRED,
3355 				   "amdgpu/%s_toc.bin", chip_name);
3356 	if (err)
3357 		goto out;
3358 
3359 	toc_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.toc_fw->data;
3360 	adev->psp.toc.fw_version = le32_to_cpu(toc_hdr->header.ucode_version);
3361 	adev->psp.toc.feature_version = le32_to_cpu(toc_hdr->sos.fw_version);
3362 	adev->psp.toc.size_bytes = le32_to_cpu(toc_hdr->header.ucode_size_bytes);
3363 	adev->psp.toc.start_addr = (uint8_t *)toc_hdr +
3364 				le32_to_cpu(toc_hdr->header.ucode_array_offset_bytes);
3365 	return 0;
3366 out:
3367 	amdgpu_ucode_release(&adev->psp.toc_fw);
3368 	return err;
3369 }
3370 
parse_sos_bin_descriptor(struct psp_context * psp,const struct psp_fw_bin_desc * desc,const struct psp_firmware_header_v2_0 * sos_hdr)3371 static int parse_sos_bin_descriptor(struct psp_context *psp,
3372 				   const struct psp_fw_bin_desc *desc,
3373 				   const struct psp_firmware_header_v2_0 *sos_hdr)
3374 {
3375 	uint8_t *ucode_start_addr  = NULL;
3376 
3377 	if (!psp || !desc || !sos_hdr)
3378 		return -EINVAL;
3379 
3380 	ucode_start_addr  = (uint8_t *)sos_hdr +
3381 			    le32_to_cpu(desc->offset_bytes) +
3382 			    le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3383 
3384 	switch (desc->fw_type) {
3385 	case PSP_FW_TYPE_PSP_SOS:
3386 		psp->sos.fw_version        = le32_to_cpu(desc->fw_version);
3387 		psp->sos.feature_version   = le32_to_cpu(desc->fw_version);
3388 		psp->sos.size_bytes        = le32_to_cpu(desc->size_bytes);
3389 		psp->sos.start_addr	   = ucode_start_addr;
3390 		break;
3391 	case PSP_FW_TYPE_PSP_SYS_DRV:
3392 		psp->sys.fw_version        = le32_to_cpu(desc->fw_version);
3393 		psp->sys.feature_version   = le32_to_cpu(desc->fw_version);
3394 		psp->sys.size_bytes        = le32_to_cpu(desc->size_bytes);
3395 		psp->sys.start_addr        = ucode_start_addr;
3396 		break;
3397 	case PSP_FW_TYPE_PSP_KDB:
3398 		psp->kdb.fw_version        = le32_to_cpu(desc->fw_version);
3399 		psp->kdb.feature_version   = le32_to_cpu(desc->fw_version);
3400 		psp->kdb.size_bytes        = le32_to_cpu(desc->size_bytes);
3401 		psp->kdb.start_addr        = ucode_start_addr;
3402 		break;
3403 	case PSP_FW_TYPE_PSP_TOC:
3404 		psp->toc.fw_version        = le32_to_cpu(desc->fw_version);
3405 		psp->toc.feature_version   = le32_to_cpu(desc->fw_version);
3406 		psp->toc.size_bytes        = le32_to_cpu(desc->size_bytes);
3407 		psp->toc.start_addr        = ucode_start_addr;
3408 		break;
3409 	case PSP_FW_TYPE_PSP_SPL:
3410 		psp->spl.fw_version        = le32_to_cpu(desc->fw_version);
3411 		psp->spl.feature_version   = le32_to_cpu(desc->fw_version);
3412 		psp->spl.size_bytes        = le32_to_cpu(desc->size_bytes);
3413 		psp->spl.start_addr        = ucode_start_addr;
3414 		break;
3415 	case PSP_FW_TYPE_PSP_RL:
3416 		psp->rl.fw_version         = le32_to_cpu(desc->fw_version);
3417 		psp->rl.feature_version    = le32_to_cpu(desc->fw_version);
3418 		psp->rl.size_bytes         = le32_to_cpu(desc->size_bytes);
3419 		psp->rl.start_addr         = ucode_start_addr;
3420 		break;
3421 	case PSP_FW_TYPE_PSP_SOC_DRV:
3422 		psp->soc_drv.fw_version         = le32_to_cpu(desc->fw_version);
3423 		psp->soc_drv.feature_version    = le32_to_cpu(desc->fw_version);
3424 		psp->soc_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3425 		psp->soc_drv.start_addr         = ucode_start_addr;
3426 		break;
3427 	case PSP_FW_TYPE_PSP_INTF_DRV:
3428 		psp->intf_drv.fw_version        = le32_to_cpu(desc->fw_version);
3429 		psp->intf_drv.feature_version   = le32_to_cpu(desc->fw_version);
3430 		psp->intf_drv.size_bytes        = le32_to_cpu(desc->size_bytes);
3431 		psp->intf_drv.start_addr        = ucode_start_addr;
3432 		break;
3433 	case PSP_FW_TYPE_PSP_DBG_DRV:
3434 		psp->dbg_drv.fw_version         = le32_to_cpu(desc->fw_version);
3435 		psp->dbg_drv.feature_version    = le32_to_cpu(desc->fw_version);
3436 		psp->dbg_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3437 		psp->dbg_drv.start_addr         = ucode_start_addr;
3438 		break;
3439 	case PSP_FW_TYPE_PSP_RAS_DRV:
3440 		psp->ras_drv.fw_version         = le32_to_cpu(desc->fw_version);
3441 		psp->ras_drv.feature_version    = le32_to_cpu(desc->fw_version);
3442 		psp->ras_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3443 		psp->ras_drv.start_addr         = ucode_start_addr;
3444 		break;
3445 	case PSP_FW_TYPE_PSP_IPKEYMGR_DRV:
3446 		psp->ipkeymgr_drv.fw_version         = le32_to_cpu(desc->fw_version);
3447 		psp->ipkeymgr_drv.feature_version    = le32_to_cpu(desc->fw_version);
3448 		psp->ipkeymgr_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3449 		psp->ipkeymgr_drv.start_addr         = ucode_start_addr;
3450 		break;
3451 	case PSP_FW_TYPE_PSP_SPDM_DRV:
3452 		psp->spdm_drv.fw_version	= le32_to_cpu(desc->fw_version);
3453 		psp->spdm_drv.feature_version	= le32_to_cpu(desc->fw_version);
3454 		psp->spdm_drv.size_bytes	= le32_to_cpu(desc->size_bytes);
3455 		psp->spdm_drv.start_addr	= ucode_start_addr;
3456 		break;
3457 	default:
3458 		dev_warn(psp->adev->dev, "Unsupported PSP FW type: %d\n", desc->fw_type);
3459 		break;
3460 	}
3461 
3462 	return 0;
3463 }
3464 
psp_init_sos_base_fw(struct amdgpu_device * adev)3465 static int psp_init_sos_base_fw(struct amdgpu_device *adev)
3466 {
3467 	const struct psp_firmware_header_v1_0 *sos_hdr;
3468 	const struct psp_firmware_header_v1_3 *sos_hdr_v1_3;
3469 	uint8_t *ucode_array_start_addr;
3470 
3471 	sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
3472 	ucode_array_start_addr = (uint8_t *)sos_hdr +
3473 		le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3474 
3475 	if (adev->gmc.xgmi.connected_to_cpu ||
3476 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 2))) {
3477 		adev->psp.sos.fw_version = le32_to_cpu(sos_hdr->header.ucode_version);
3478 		adev->psp.sos.feature_version = le32_to_cpu(sos_hdr->sos.fw_version);
3479 
3480 		adev->psp.sys.size_bytes = le32_to_cpu(sos_hdr->sos.offset_bytes);
3481 		adev->psp.sys.start_addr = ucode_array_start_addr;
3482 
3483 		adev->psp.sos.size_bytes = le32_to_cpu(sos_hdr->sos.size_bytes);
3484 		adev->psp.sos.start_addr = ucode_array_start_addr +
3485 				le32_to_cpu(sos_hdr->sos.offset_bytes);
3486 	} else {
3487 		/* Load alternate PSP SOS FW */
3488 		sos_hdr_v1_3 = (const struct psp_firmware_header_v1_3 *)adev->psp.sos_fw->data;
3489 
3490 		adev->psp.sos.fw_version = le32_to_cpu(sos_hdr_v1_3->sos_aux.fw_version);
3491 		adev->psp.sos.feature_version = le32_to_cpu(sos_hdr_v1_3->sos_aux.fw_version);
3492 
3493 		adev->psp.sys.size_bytes = le32_to_cpu(sos_hdr_v1_3->sys_drv_aux.size_bytes);
3494 		adev->psp.sys.start_addr = ucode_array_start_addr +
3495 			le32_to_cpu(sos_hdr_v1_3->sys_drv_aux.offset_bytes);
3496 
3497 		adev->psp.sos.size_bytes = le32_to_cpu(sos_hdr_v1_3->sos_aux.size_bytes);
3498 		adev->psp.sos.start_addr = ucode_array_start_addr +
3499 			le32_to_cpu(sos_hdr_v1_3->sos_aux.offset_bytes);
3500 	}
3501 
3502 	if ((adev->psp.sys.size_bytes == 0) || (adev->psp.sos.size_bytes == 0)) {
3503 		dev_warn(adev->dev, "PSP SOS FW not available");
3504 		return -EINVAL;
3505 	}
3506 
3507 	return 0;
3508 }
3509 
psp_init_sos_microcode(struct psp_context * psp,const char * chip_name)3510 int psp_init_sos_microcode(struct psp_context *psp, const char *chip_name)
3511 {
3512 	struct amdgpu_device *adev = psp->adev;
3513 	const struct psp_firmware_header_v1_0 *sos_hdr;
3514 	const struct psp_firmware_header_v1_1 *sos_hdr_v1_1;
3515 	const struct psp_firmware_header_v1_2 *sos_hdr_v1_2;
3516 	const struct psp_firmware_header_v1_3 *sos_hdr_v1_3;
3517 	const struct psp_firmware_header_v2_0 *sos_hdr_v2_0;
3518 	const struct psp_firmware_header_v2_1 *sos_hdr_v2_1;
3519 	int fw_index, fw_bin_count, start_index = 0;
3520 	const struct psp_fw_bin_desc *fw_bin;
3521 	uint8_t *ucode_array_start_addr;
3522 	int err = 0;
3523 
3524 	err = amdgpu_ucode_request(adev, &adev->psp.sos_fw, AMDGPU_UCODE_REQUIRED,
3525 				   "amdgpu/%s_sos.bin", chip_name);
3526 	if (err)
3527 		goto out;
3528 
3529 	sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
3530 	ucode_array_start_addr = (uint8_t *)sos_hdr +
3531 		le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3532 	amdgpu_ucode_print_psp_hdr(&sos_hdr->header);
3533 
3534 	switch (sos_hdr->header.header_version_major) {
3535 	case 1:
3536 		err = psp_init_sos_base_fw(adev);
3537 		if (err)
3538 			goto out;
3539 
3540 		if (sos_hdr->header.header_version_minor == 1) {
3541 			sos_hdr_v1_1 = (const struct psp_firmware_header_v1_1 *)adev->psp.sos_fw->data;
3542 			adev->psp.toc.size_bytes = le32_to_cpu(sos_hdr_v1_1->toc.size_bytes);
3543 			adev->psp.toc.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3544 					le32_to_cpu(sos_hdr_v1_1->toc.offset_bytes);
3545 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_1->kdb.size_bytes);
3546 			adev->psp.kdb.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3547 					le32_to_cpu(sos_hdr_v1_1->kdb.offset_bytes);
3548 		}
3549 		if (sos_hdr->header.header_version_minor == 2) {
3550 			sos_hdr_v1_2 = (const struct psp_firmware_header_v1_2 *)adev->psp.sos_fw->data;
3551 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_2->kdb.size_bytes);
3552 			adev->psp.kdb.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3553 						    le32_to_cpu(sos_hdr_v1_2->kdb.offset_bytes);
3554 		}
3555 		if (sos_hdr->header.header_version_minor == 3) {
3556 			sos_hdr_v1_3 = (const struct psp_firmware_header_v1_3 *)adev->psp.sos_fw->data;
3557 			adev->psp.toc.size_bytes = le32_to_cpu(sos_hdr_v1_3->v1_1.toc.size_bytes);
3558 			adev->psp.toc.start_addr = ucode_array_start_addr +
3559 				le32_to_cpu(sos_hdr_v1_3->v1_1.toc.offset_bytes);
3560 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_3->v1_1.kdb.size_bytes);
3561 			adev->psp.kdb.start_addr = ucode_array_start_addr +
3562 				le32_to_cpu(sos_hdr_v1_3->v1_1.kdb.offset_bytes);
3563 			adev->psp.spl.size_bytes = le32_to_cpu(sos_hdr_v1_3->spl.size_bytes);
3564 			adev->psp.spl.start_addr = ucode_array_start_addr +
3565 				le32_to_cpu(sos_hdr_v1_3->spl.offset_bytes);
3566 			adev->psp.rl.size_bytes = le32_to_cpu(sos_hdr_v1_3->rl.size_bytes);
3567 			adev->psp.rl.start_addr = ucode_array_start_addr +
3568 				le32_to_cpu(sos_hdr_v1_3->rl.offset_bytes);
3569 		}
3570 		break;
3571 	case 2:
3572 		sos_hdr_v2_0 = (const struct psp_firmware_header_v2_0 *)adev->psp.sos_fw->data;
3573 
3574 		fw_bin_count = le32_to_cpu(sos_hdr_v2_0->psp_fw_bin_count);
3575 
3576 		if (fw_bin_count >= UCODE_MAX_PSP_PACKAGING) {
3577 			dev_err(adev->dev, "packed SOS count exceeds maximum limit\n");
3578 			err = -EINVAL;
3579 			goto out;
3580 		}
3581 
3582 		if (sos_hdr_v2_0->header.header_version_minor == 1) {
3583 			sos_hdr_v2_1 = (const struct psp_firmware_header_v2_1 *)adev->psp.sos_fw->data;
3584 
3585 			fw_bin = sos_hdr_v2_1->psp_fw_bin;
3586 
3587 			if (psp_is_aux_sos_load_required(psp))
3588 				start_index = le32_to_cpu(sos_hdr_v2_1->psp_aux_fw_bin_index);
3589 			else
3590 				fw_bin_count -= le32_to_cpu(sos_hdr_v2_1->psp_aux_fw_bin_index);
3591 
3592 		} else {
3593 			fw_bin = sos_hdr_v2_0->psp_fw_bin;
3594 		}
3595 
3596 		for (fw_index = start_index; fw_index < fw_bin_count; fw_index++) {
3597 			err = parse_sos_bin_descriptor(psp, fw_bin + fw_index,
3598 						       sos_hdr_v2_0);
3599 			if (err)
3600 				goto out;
3601 		}
3602 		break;
3603 	default:
3604 		dev_err(adev->dev,
3605 			"unsupported psp sos firmware\n");
3606 		err = -EINVAL;
3607 		goto out;
3608 	}
3609 
3610 	return 0;
3611 out:
3612 	amdgpu_ucode_release(&adev->psp.sos_fw);
3613 
3614 	return err;
3615 }
3616 
is_ta_fw_applicable(struct psp_context * psp,const struct psp_fw_bin_desc * desc)3617 static bool is_ta_fw_applicable(struct psp_context *psp,
3618 			     const struct psp_fw_bin_desc *desc)
3619 {
3620 	struct amdgpu_device *adev = psp->adev;
3621 	uint32_t fw_version;
3622 
3623 	switch (desc->fw_type) {
3624 	case TA_FW_TYPE_PSP_XGMI:
3625 	case TA_FW_TYPE_PSP_XGMI_AUX:
3626 		/* for now, AUX TA only exists on 13.0.6 ta bin,
3627 		 * from v20.00.0x.14
3628 		 */
3629 		if (amdgpu_ip_version(adev, MP0_HWIP, 0) ==
3630 		    IP_VERSION(13, 0, 6)) {
3631 			fw_version = le32_to_cpu(desc->fw_version);
3632 
3633 			if (adev->flags & AMD_IS_APU &&
3634 			    (fw_version & 0xff) >= 0x14)
3635 				return desc->fw_type == TA_FW_TYPE_PSP_XGMI_AUX;
3636 			else
3637 				return desc->fw_type == TA_FW_TYPE_PSP_XGMI;
3638 		}
3639 		break;
3640 	default:
3641 		break;
3642 	}
3643 
3644 	return true;
3645 }
3646 
parse_ta_bin_descriptor(struct psp_context * psp,const struct psp_fw_bin_desc * desc,const struct ta_firmware_header_v2_0 * ta_hdr)3647 static int parse_ta_bin_descriptor(struct psp_context *psp,
3648 				   const struct psp_fw_bin_desc *desc,
3649 				   const struct ta_firmware_header_v2_0 *ta_hdr)
3650 {
3651 	uint8_t *ucode_start_addr  = NULL;
3652 
3653 	if (!psp || !desc || !ta_hdr)
3654 		return -EINVAL;
3655 
3656 	if (!is_ta_fw_applicable(psp, desc))
3657 		return 0;
3658 
3659 	ucode_start_addr  = (uint8_t *)ta_hdr +
3660 			    le32_to_cpu(desc->offset_bytes) +
3661 			    le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
3662 
3663 	switch (desc->fw_type) {
3664 	case TA_FW_TYPE_PSP_ASD:
3665 		psp->asd_context.bin_desc.fw_version        = le32_to_cpu(desc->fw_version);
3666 		psp->asd_context.bin_desc.feature_version   = le32_to_cpu(desc->fw_version);
3667 		psp->asd_context.bin_desc.size_bytes        = le32_to_cpu(desc->size_bytes);
3668 		psp->asd_context.bin_desc.start_addr        = ucode_start_addr;
3669 		break;
3670 	case TA_FW_TYPE_PSP_XGMI:
3671 	case TA_FW_TYPE_PSP_XGMI_AUX:
3672 		psp->xgmi_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3673 		psp->xgmi_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3674 		psp->xgmi_context.context.bin_desc.start_addr       = ucode_start_addr;
3675 		break;
3676 	case TA_FW_TYPE_PSP_RAS:
3677 		psp->ras_context.context.bin_desc.fw_version        = le32_to_cpu(desc->fw_version);
3678 		psp->ras_context.context.bin_desc.size_bytes        = le32_to_cpu(desc->size_bytes);
3679 		psp->ras_context.context.bin_desc.start_addr        = ucode_start_addr;
3680 		break;
3681 	case TA_FW_TYPE_PSP_HDCP:
3682 		psp->hdcp_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3683 		psp->hdcp_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3684 		psp->hdcp_context.context.bin_desc.start_addr       = ucode_start_addr;
3685 		break;
3686 	case TA_FW_TYPE_PSP_DTM:
3687 		psp->dtm_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3688 		psp->dtm_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3689 		psp->dtm_context.context.bin_desc.start_addr       = ucode_start_addr;
3690 		break;
3691 	case TA_FW_TYPE_PSP_RAP:
3692 		psp->rap_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3693 		psp->rap_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3694 		psp->rap_context.context.bin_desc.start_addr       = ucode_start_addr;
3695 		break;
3696 	case TA_FW_TYPE_PSP_SECUREDISPLAY:
3697 		psp->securedisplay_context.context.bin_desc.fw_version =
3698 			le32_to_cpu(desc->fw_version);
3699 		psp->securedisplay_context.context.bin_desc.size_bytes =
3700 			le32_to_cpu(desc->size_bytes);
3701 		psp->securedisplay_context.context.bin_desc.start_addr =
3702 			ucode_start_addr;
3703 		break;
3704 	default:
3705 		dev_warn(psp->adev->dev, "Unsupported TA type: %d\n", desc->fw_type);
3706 		break;
3707 	}
3708 
3709 	return 0;
3710 }
3711 
parse_ta_v1_microcode(struct psp_context * psp)3712 static int parse_ta_v1_microcode(struct psp_context *psp)
3713 {
3714 	const struct ta_firmware_header_v1_0 *ta_hdr;
3715 	struct amdgpu_device *adev = psp->adev;
3716 
3717 	ta_hdr = (const struct ta_firmware_header_v1_0 *) adev->psp.ta_fw->data;
3718 
3719 	if (le16_to_cpu(ta_hdr->header.header_version_major) != 1)
3720 		return -EINVAL;
3721 
3722 	adev->psp.xgmi_context.context.bin_desc.fw_version =
3723 		le32_to_cpu(ta_hdr->xgmi.fw_version);
3724 	adev->psp.xgmi_context.context.bin_desc.size_bytes =
3725 		le32_to_cpu(ta_hdr->xgmi.size_bytes);
3726 	adev->psp.xgmi_context.context.bin_desc.start_addr =
3727 		(uint8_t *)ta_hdr +
3728 		le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
3729 
3730 	adev->psp.ras_context.context.bin_desc.fw_version =
3731 		le32_to_cpu(ta_hdr->ras.fw_version);
3732 	adev->psp.ras_context.context.bin_desc.size_bytes =
3733 		le32_to_cpu(ta_hdr->ras.size_bytes);
3734 	adev->psp.ras_context.context.bin_desc.start_addr =
3735 		(uint8_t *)adev->psp.xgmi_context.context.bin_desc.start_addr +
3736 		le32_to_cpu(ta_hdr->ras.offset_bytes);
3737 
3738 	adev->psp.hdcp_context.context.bin_desc.fw_version =
3739 		le32_to_cpu(ta_hdr->hdcp.fw_version);
3740 	adev->psp.hdcp_context.context.bin_desc.size_bytes =
3741 		le32_to_cpu(ta_hdr->hdcp.size_bytes);
3742 	adev->psp.hdcp_context.context.bin_desc.start_addr =
3743 		(uint8_t *)ta_hdr +
3744 		le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
3745 
3746 	adev->psp.dtm_context.context.bin_desc.fw_version =
3747 		le32_to_cpu(ta_hdr->dtm.fw_version);
3748 	adev->psp.dtm_context.context.bin_desc.size_bytes =
3749 		le32_to_cpu(ta_hdr->dtm.size_bytes);
3750 	adev->psp.dtm_context.context.bin_desc.start_addr =
3751 		(uint8_t *)adev->psp.hdcp_context.context.bin_desc.start_addr +
3752 		le32_to_cpu(ta_hdr->dtm.offset_bytes);
3753 
3754 	adev->psp.securedisplay_context.context.bin_desc.fw_version =
3755 		le32_to_cpu(ta_hdr->securedisplay.fw_version);
3756 	adev->psp.securedisplay_context.context.bin_desc.size_bytes =
3757 		le32_to_cpu(ta_hdr->securedisplay.size_bytes);
3758 	adev->psp.securedisplay_context.context.bin_desc.start_addr =
3759 		(uint8_t *)adev->psp.hdcp_context.context.bin_desc.start_addr +
3760 		le32_to_cpu(ta_hdr->securedisplay.offset_bytes);
3761 
3762 	adev->psp.ta_fw_version = le32_to_cpu(ta_hdr->header.ucode_version);
3763 
3764 	return 0;
3765 }
3766 
parse_ta_v2_microcode(struct psp_context * psp)3767 static int parse_ta_v2_microcode(struct psp_context *psp)
3768 {
3769 	const struct ta_firmware_header_v2_0 *ta_hdr;
3770 	struct amdgpu_device *adev = psp->adev;
3771 	int err = 0;
3772 	int ta_index = 0;
3773 
3774 	ta_hdr = (const struct ta_firmware_header_v2_0 *)adev->psp.ta_fw->data;
3775 
3776 	if (le16_to_cpu(ta_hdr->header.header_version_major) != 2)
3777 		return -EINVAL;
3778 
3779 	if (le32_to_cpu(ta_hdr->ta_fw_bin_count) >= UCODE_MAX_PSP_PACKAGING) {
3780 		dev_err(adev->dev, "packed TA count exceeds maximum limit\n");
3781 		return -EINVAL;
3782 	}
3783 
3784 	for (ta_index = 0; ta_index < le32_to_cpu(ta_hdr->ta_fw_bin_count); ta_index++) {
3785 		err = parse_ta_bin_descriptor(psp,
3786 					      &ta_hdr->ta_fw_bin[ta_index],
3787 					      ta_hdr);
3788 		if (err)
3789 			return err;
3790 	}
3791 
3792 	return 0;
3793 }
3794 
psp_init_ta_microcode(struct psp_context * psp,const char * chip_name)3795 int psp_init_ta_microcode(struct psp_context *psp, const char *chip_name)
3796 {
3797 	const struct common_firmware_header *hdr;
3798 	struct amdgpu_device *adev = psp->adev;
3799 	int err;
3800 
3801 	err = amdgpu_ucode_request(adev, &adev->psp.ta_fw, AMDGPU_UCODE_REQUIRED,
3802 				   "amdgpu/%s_ta.bin", chip_name);
3803 	if (err)
3804 		return err;
3805 
3806 	hdr = (const struct common_firmware_header *)adev->psp.ta_fw->data;
3807 	switch (le16_to_cpu(hdr->header_version_major)) {
3808 	case 1:
3809 		err = parse_ta_v1_microcode(psp);
3810 		break;
3811 	case 2:
3812 		err = parse_ta_v2_microcode(psp);
3813 		break;
3814 	default:
3815 		dev_err(adev->dev, "unsupported TA header version\n");
3816 		err = -EINVAL;
3817 	}
3818 
3819 	if (err)
3820 		amdgpu_ucode_release(&adev->psp.ta_fw);
3821 
3822 	return err;
3823 }
3824 
psp_init_cap_microcode(struct psp_context * psp,const char * chip_name)3825 int psp_init_cap_microcode(struct psp_context *psp, const char *chip_name)
3826 {
3827 	struct amdgpu_device *adev = psp->adev;
3828 	const struct psp_firmware_header_v1_0 *cap_hdr_v1_0;
3829 	struct amdgpu_firmware_info *info = NULL;
3830 	int err = 0;
3831 
3832 	if (!amdgpu_sriov_vf(adev)) {
3833 		dev_err(adev->dev, "cap microcode should only be loaded under SRIOV\n");
3834 		return -EINVAL;
3835 	}
3836 
3837 	err = amdgpu_ucode_request(adev, &adev->psp.cap_fw, AMDGPU_UCODE_OPTIONAL,
3838 				   "amdgpu/%s_cap.bin", chip_name);
3839 	if (err) {
3840 		if (err == -ENODEV) {
3841 			dev_warn(adev->dev, "cap microcode does not exist, skip\n");
3842 			err = 0;
3843 		} else {
3844 			dev_err(adev->dev, "fail to initialize cap microcode\n");
3845 		}
3846 		goto out;
3847 	}
3848 
3849 	info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CAP];
3850 	info->ucode_id = AMDGPU_UCODE_ID_CAP;
3851 	info->fw = adev->psp.cap_fw;
3852 	cap_hdr_v1_0 = (const struct psp_firmware_header_v1_0 *)
3853 		adev->psp.cap_fw->data;
3854 	adev->firmware.fw_size += ALIGN(
3855 			le32_to_cpu(cap_hdr_v1_0->header.ucode_size_bytes), PAGE_SIZE);
3856 	adev->psp.cap_fw_version = le32_to_cpu(cap_hdr_v1_0->header.ucode_version);
3857 	adev->psp.cap_feature_version = le32_to_cpu(cap_hdr_v1_0->sos.fw_version);
3858 	adev->psp.cap_ucode_size = le32_to_cpu(cap_hdr_v1_0->header.ucode_size_bytes);
3859 
3860 	return 0;
3861 
3862 out:
3863 	amdgpu_ucode_release(&adev->psp.cap_fw);
3864 	return err;
3865 }
3866 
psp_config_sq_perfmon(struct psp_context * psp,uint32_t xcp_id,bool core_override_enable,bool reg_override_enable,bool perfmon_override_enable)3867 int psp_config_sq_perfmon(struct psp_context *psp,
3868 		uint32_t xcp_id, bool core_override_enable,
3869 		bool reg_override_enable, bool perfmon_override_enable)
3870 {
3871 	int ret;
3872 
3873 	if (amdgpu_sriov_vf(psp->adev))
3874 		return 0;
3875 
3876 	if (xcp_id > MAX_XCP) {
3877 		dev_err(psp->adev->dev, "invalid xcp_id %d\n", xcp_id);
3878 		return -EINVAL;
3879 	}
3880 
3881 	if (amdgpu_ip_version(psp->adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 6)) {
3882 		dev_err(psp->adev->dev, "Unsupported MP0 version 0x%x for CONFIG_SQ_PERFMON command\n",
3883 			amdgpu_ip_version(psp->adev, MP0_HWIP, 0));
3884 		return -EINVAL;
3885 	}
3886 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
3887 
3888 	cmd->cmd_id	=	GFX_CMD_ID_CONFIG_SQ_PERFMON;
3889 	cmd->cmd.config_sq_perfmon.gfx_xcp_mask	=	BIT_MASK(xcp_id);
3890 	cmd->cmd.config_sq_perfmon.core_override	=	core_override_enable;
3891 	cmd->cmd.config_sq_perfmon.reg_override	=	reg_override_enable;
3892 	cmd->cmd.config_sq_perfmon.perfmon_override = perfmon_override_enable;
3893 
3894 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
3895 	if (ret)
3896 		dev_warn(psp->adev->dev, "PSP failed to config sq: xcp%d core%d reg%d perfmon%d\n",
3897 			xcp_id, core_override_enable, reg_override_enable, perfmon_override_enable);
3898 
3899 	release_psp_cmd_buf(psp);
3900 	return ret;
3901 }
3902 
psp_set_clockgating_state(struct amdgpu_ip_block * ip_block,enum amd_clockgating_state state)3903 static int psp_set_clockgating_state(struct amdgpu_ip_block *ip_block,
3904 					enum amd_clockgating_state state)
3905 {
3906 	return 0;
3907 }
3908 
psp_set_powergating_state(struct amdgpu_ip_block * ip_block,enum amd_powergating_state state)3909 static int psp_set_powergating_state(struct amdgpu_ip_block *ip_block,
3910 				     enum amd_powergating_state state)
3911 {
3912 	return 0;
3913 }
3914 
psp_usbc_pd_fw_sysfs_read(struct device * dev,struct device_attribute * attr,char * buf)3915 static ssize_t psp_usbc_pd_fw_sysfs_read(struct device *dev,
3916 					 struct device_attribute *attr,
3917 					 char *buf)
3918 {
3919 	struct drm_device *ddev = dev_get_drvdata(dev);
3920 	struct amdgpu_device *adev = drm_to_adev(ddev);
3921 	struct amdgpu_ip_block *ip_block;
3922 	uint32_t fw_ver;
3923 	int ret;
3924 
3925 	ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP);
3926 	if (!ip_block || !ip_block->status.late_initialized) {
3927 		dev_info(adev->dev, "PSP block is not ready yet\n.");
3928 		return -EBUSY;
3929 	}
3930 
3931 	mutex_lock(&adev->psp.mutex);
3932 	ret = psp_read_usbc_pd_fw(&adev->psp, &fw_ver);
3933 	mutex_unlock(&adev->psp.mutex);
3934 
3935 	if (ret) {
3936 		dev_err(adev->dev, "Failed to read USBC PD FW, err = %d\n", ret);
3937 		return ret;
3938 	}
3939 
3940 	return sysfs_emit(buf, "%x\n", fw_ver);
3941 }
3942 
psp_usbc_pd_fw_sysfs_write(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)3943 static ssize_t psp_usbc_pd_fw_sysfs_write(struct device *dev,
3944 						       struct device_attribute *attr,
3945 						       const char *buf,
3946 						       size_t count)
3947 {
3948 	struct drm_device *ddev = dev_get_drvdata(dev);
3949 	struct amdgpu_device *adev = drm_to_adev(ddev);
3950 	int ret, idx;
3951 	const struct firmware *usbc_pd_fw;
3952 	struct amdgpu_bo *fw_buf_bo = NULL;
3953 	uint64_t fw_pri_mc_addr;
3954 	void *fw_pri_cpu_addr;
3955 	struct amdgpu_ip_block *ip_block;
3956 
3957 	ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP);
3958 	if (!ip_block || !ip_block->status.late_initialized) {
3959 		dev_err(adev->dev, "PSP block is not ready yet.");
3960 		return -EBUSY;
3961 	}
3962 
3963 	if (!drm_dev_enter(ddev, &idx))
3964 		return -ENODEV;
3965 
3966 	ret = amdgpu_ucode_request(adev, &usbc_pd_fw, AMDGPU_UCODE_REQUIRED,
3967 				   "amdgpu/%s", buf);
3968 	if (ret)
3969 		goto fail;
3970 
3971 	/* LFB address which is aligned to 1MB boundary per PSP request */
3972 	ret = amdgpu_bo_create_kernel(adev, usbc_pd_fw->size, 0x100000,
3973 				      AMDGPU_GEM_DOMAIN_VRAM |
3974 				      AMDGPU_GEM_DOMAIN_GTT,
3975 				      &fw_buf_bo, &fw_pri_mc_addr,
3976 				      &fw_pri_cpu_addr);
3977 	if (ret)
3978 		goto rel_buf;
3979 
3980 	memcpy_toio(fw_pri_cpu_addr, usbc_pd_fw->data, usbc_pd_fw->size);
3981 
3982 	mutex_lock(&adev->psp.mutex);
3983 	ret = psp_load_usbc_pd_fw(&adev->psp, fw_pri_mc_addr);
3984 	mutex_unlock(&adev->psp.mutex);
3985 
3986 	amdgpu_bo_free_kernel(&fw_buf_bo, &fw_pri_mc_addr, &fw_pri_cpu_addr);
3987 
3988 rel_buf:
3989 	amdgpu_ucode_release(&usbc_pd_fw);
3990 fail:
3991 	if (ret) {
3992 		dev_err(adev->dev, "Failed to load USBC PD FW, err = %d", ret);
3993 		count = ret;
3994 	}
3995 
3996 	drm_dev_exit(idx);
3997 	return count;
3998 }
3999 
psp_copy_fw(struct psp_context * psp,uint8_t * start_addr,uint32_t bin_size)4000 void psp_copy_fw(struct psp_context *psp, uint8_t *start_addr, uint32_t bin_size)
4001 {
4002 	int idx;
4003 
4004 	if (!drm_dev_enter(adev_to_drm(psp->adev), &idx))
4005 		return;
4006 
4007 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
4008 	memcpy(psp->fw_pri_buf, start_addr, bin_size);
4009 
4010 	drm_dev_exit(idx);
4011 }
4012 
4013 /**
4014  * DOC: usbc_pd_fw
4015  * Reading from this file will retrieve the USB-C PD firmware version. Writing to
4016  * this file will trigger the update process.
4017  */
4018 static DEVICE_ATTR(usbc_pd_fw, 0644,
4019 		   psp_usbc_pd_fw_sysfs_read,
4020 		   psp_usbc_pd_fw_sysfs_write);
4021 
is_psp_fw_valid(struct psp_bin_desc bin)4022 int is_psp_fw_valid(struct psp_bin_desc bin)
4023 {
4024 	return bin.size_bytes;
4025 }
4026 
amdgpu_psp_vbflash_write(struct file * filp,struct kobject * kobj,const struct bin_attribute * bin_attr,char * buffer,loff_t pos,size_t count)4027 static ssize_t amdgpu_psp_vbflash_write(struct file *filp, struct kobject *kobj,
4028 					const struct bin_attribute *bin_attr,
4029 					char *buffer, loff_t pos, size_t count)
4030 {
4031 	struct device *dev = kobj_to_dev(kobj);
4032 	struct drm_device *ddev = dev_get_drvdata(dev);
4033 	struct amdgpu_device *adev = drm_to_adev(ddev);
4034 
4035 	adev->psp.vbflash_done = false;
4036 
4037 	/* Safeguard against memory drain */
4038 	if (adev->psp.vbflash_image_size > AMD_VBIOS_FILE_MAX_SIZE_B) {
4039 		dev_err(adev->dev, "File size cannot exceed %u\n", AMD_VBIOS_FILE_MAX_SIZE_B);
4040 		kvfree(adev->psp.vbflash_tmp_buf);
4041 		adev->psp.vbflash_tmp_buf = NULL;
4042 		adev->psp.vbflash_image_size = 0;
4043 		return -ENOMEM;
4044 	}
4045 
4046 	/* TODO Just allocate max for now and optimize to realloc later if needed */
4047 	if (!adev->psp.vbflash_tmp_buf) {
4048 		adev->psp.vbflash_tmp_buf = kvmalloc(AMD_VBIOS_FILE_MAX_SIZE_B, GFP_KERNEL);
4049 		if (!adev->psp.vbflash_tmp_buf)
4050 			return -ENOMEM;
4051 	}
4052 
4053 	mutex_lock(&adev->psp.mutex);
4054 	memcpy(adev->psp.vbflash_tmp_buf + pos, buffer, count);
4055 	adev->psp.vbflash_image_size += count;
4056 	mutex_unlock(&adev->psp.mutex);
4057 
4058 	dev_dbg(adev->dev, "IFWI staged for update\n");
4059 
4060 	return count;
4061 }
4062 
amdgpu_psp_vbflash_read(struct file * filp,struct kobject * kobj,const struct bin_attribute * bin_attr,char * buffer,loff_t pos,size_t count)4063 static ssize_t amdgpu_psp_vbflash_read(struct file *filp, struct kobject *kobj,
4064 				       const struct bin_attribute *bin_attr, char *buffer,
4065 				       loff_t pos, size_t count)
4066 {
4067 	struct device *dev = kobj_to_dev(kobj);
4068 	struct drm_device *ddev = dev_get_drvdata(dev);
4069 	struct amdgpu_device *adev = drm_to_adev(ddev);
4070 	struct amdgpu_bo *fw_buf_bo = NULL;
4071 	uint64_t fw_pri_mc_addr;
4072 	void *fw_pri_cpu_addr;
4073 	int ret;
4074 
4075 	if (adev->psp.vbflash_image_size == 0)
4076 		return -EINVAL;
4077 
4078 	dev_dbg(adev->dev, "PSP IFWI flash process initiated\n");
4079 
4080 	ret = amdgpu_bo_create_kernel(adev, adev->psp.vbflash_image_size,
4081 					AMDGPU_GPU_PAGE_SIZE,
4082 					AMDGPU_GEM_DOMAIN_VRAM,
4083 					&fw_buf_bo,
4084 					&fw_pri_mc_addr,
4085 					&fw_pri_cpu_addr);
4086 	if (ret)
4087 		goto rel_buf;
4088 
4089 	memcpy_toio(fw_pri_cpu_addr, adev->psp.vbflash_tmp_buf, adev->psp.vbflash_image_size);
4090 
4091 	mutex_lock(&adev->psp.mutex);
4092 	ret = psp_update_spirom(&adev->psp, fw_pri_mc_addr);
4093 	mutex_unlock(&adev->psp.mutex);
4094 
4095 	amdgpu_bo_free_kernel(&fw_buf_bo, &fw_pri_mc_addr, &fw_pri_cpu_addr);
4096 
4097 rel_buf:
4098 	kvfree(adev->psp.vbflash_tmp_buf);
4099 	adev->psp.vbflash_tmp_buf = NULL;
4100 	adev->psp.vbflash_image_size = 0;
4101 
4102 	if (ret) {
4103 		dev_err(adev->dev, "Failed to load IFWI, err = %d\n", ret);
4104 		return ret;
4105 	}
4106 
4107 	dev_dbg(adev->dev, "PSP IFWI flash process done\n");
4108 	return 0;
4109 }
4110 
4111 /**
4112  * DOC: psp_vbflash
4113  * Writing to this file will stage an IFWI for update. Reading from this file
4114  * will trigger the update process.
4115  */
4116 static const struct bin_attribute psp_vbflash_bin_attr = {
4117 	.attr = {.name = "psp_vbflash", .mode = 0660},
4118 	.size = 0,
4119 	.write_new = amdgpu_psp_vbflash_write,
4120 	.read_new = amdgpu_psp_vbflash_read,
4121 };
4122 
4123 /**
4124  * DOC: psp_vbflash_status
4125  * The status of the flash process.
4126  * 0: IFWI flash not complete.
4127  * 1: IFWI flash complete.
4128  */
amdgpu_psp_vbflash_status(struct device * dev,struct device_attribute * attr,char * buf)4129 static ssize_t amdgpu_psp_vbflash_status(struct device *dev,
4130 					 struct device_attribute *attr,
4131 					 char *buf)
4132 {
4133 	struct drm_device *ddev = dev_get_drvdata(dev);
4134 	struct amdgpu_device *adev = drm_to_adev(ddev);
4135 	uint32_t vbflash_status;
4136 
4137 	vbflash_status = psp_vbflash_status(&adev->psp);
4138 	if (!adev->psp.vbflash_done)
4139 		vbflash_status = 0;
4140 	else if (adev->psp.vbflash_done && !(vbflash_status & 0x80000000))
4141 		vbflash_status = 1;
4142 
4143 	return sysfs_emit(buf, "0x%x\n", vbflash_status);
4144 }
4145 static DEVICE_ATTR(psp_vbflash_status, 0440, amdgpu_psp_vbflash_status, NULL);
4146 
4147 static const struct bin_attribute *const bin_flash_attrs[] = {
4148 	&psp_vbflash_bin_attr,
4149 	NULL
4150 };
4151 
4152 static struct attribute *flash_attrs[] = {
4153 	&dev_attr_psp_vbflash_status.attr,
4154 	&dev_attr_usbc_pd_fw.attr,
4155 	NULL
4156 };
4157 
amdgpu_flash_attr_is_visible(struct kobject * kobj,struct attribute * attr,int idx)4158 static umode_t amdgpu_flash_attr_is_visible(struct kobject *kobj, struct attribute *attr, int idx)
4159 {
4160 	struct device *dev = kobj_to_dev(kobj);
4161 	struct drm_device *ddev = dev_get_drvdata(dev);
4162 	struct amdgpu_device *adev = drm_to_adev(ddev);
4163 
4164 	if (attr == &dev_attr_usbc_pd_fw.attr)
4165 		return adev->psp.sup_pd_fw_up ? 0660 : 0;
4166 
4167 	return adev->psp.sup_ifwi_up ? 0440 : 0;
4168 }
4169 
amdgpu_bin_flash_attr_is_visible(struct kobject * kobj,const struct bin_attribute * attr,int idx)4170 static umode_t amdgpu_bin_flash_attr_is_visible(struct kobject *kobj,
4171 						const struct bin_attribute *attr,
4172 						int idx)
4173 {
4174 	struct device *dev = kobj_to_dev(kobj);
4175 	struct drm_device *ddev = dev_get_drvdata(dev);
4176 	struct amdgpu_device *adev = drm_to_adev(ddev);
4177 
4178 	return adev->psp.sup_ifwi_up ? 0660 : 0;
4179 }
4180 
4181 const struct attribute_group amdgpu_flash_attr_group = {
4182 	.attrs = flash_attrs,
4183 	.bin_attrs_new = bin_flash_attrs,
4184 	.is_bin_visible = amdgpu_bin_flash_attr_is_visible,
4185 	.is_visible = amdgpu_flash_attr_is_visible,
4186 };
4187 
4188 const struct amd_ip_funcs psp_ip_funcs = {
4189 	.name = "psp",
4190 	.early_init = psp_early_init,
4191 	.sw_init = psp_sw_init,
4192 	.sw_fini = psp_sw_fini,
4193 	.hw_init = psp_hw_init,
4194 	.hw_fini = psp_hw_fini,
4195 	.suspend = psp_suspend,
4196 	.resume = psp_resume,
4197 	.set_clockgating_state = psp_set_clockgating_state,
4198 	.set_powergating_state = psp_set_powergating_state,
4199 };
4200 
4201 const struct amdgpu_ip_block_version psp_v3_1_ip_block = {
4202 	.type = AMD_IP_BLOCK_TYPE_PSP,
4203 	.major = 3,
4204 	.minor = 1,
4205 	.rev = 0,
4206 	.funcs = &psp_ip_funcs,
4207 };
4208 
4209 const struct amdgpu_ip_block_version psp_v10_0_ip_block = {
4210 	.type = AMD_IP_BLOCK_TYPE_PSP,
4211 	.major = 10,
4212 	.minor = 0,
4213 	.rev = 0,
4214 	.funcs = &psp_ip_funcs,
4215 };
4216 
4217 const struct amdgpu_ip_block_version psp_v11_0_ip_block = {
4218 	.type = AMD_IP_BLOCK_TYPE_PSP,
4219 	.major = 11,
4220 	.minor = 0,
4221 	.rev = 0,
4222 	.funcs = &psp_ip_funcs,
4223 };
4224 
4225 const struct amdgpu_ip_block_version psp_v11_0_8_ip_block = {
4226 	.type = AMD_IP_BLOCK_TYPE_PSP,
4227 	.major = 11,
4228 	.minor = 0,
4229 	.rev = 8,
4230 	.funcs = &psp_ip_funcs,
4231 };
4232 
4233 const struct amdgpu_ip_block_version psp_v12_0_ip_block = {
4234 	.type = AMD_IP_BLOCK_TYPE_PSP,
4235 	.major = 12,
4236 	.minor = 0,
4237 	.rev = 0,
4238 	.funcs = &psp_ip_funcs,
4239 };
4240 
4241 const struct amdgpu_ip_block_version psp_v13_0_ip_block = {
4242 	.type = AMD_IP_BLOCK_TYPE_PSP,
4243 	.major = 13,
4244 	.minor = 0,
4245 	.rev = 0,
4246 	.funcs = &psp_ip_funcs,
4247 };
4248 
4249 const struct amdgpu_ip_block_version psp_v13_0_4_ip_block = {
4250 	.type = AMD_IP_BLOCK_TYPE_PSP,
4251 	.major = 13,
4252 	.minor = 0,
4253 	.rev = 4,
4254 	.funcs = &psp_ip_funcs,
4255 };
4256 
4257 const struct amdgpu_ip_block_version psp_v14_0_ip_block = {
4258 	.type = AMD_IP_BLOCK_TYPE_PSP,
4259 	.major = 14,
4260 	.minor = 0,
4261 	.rev = 0,
4262 	.funcs = &psp_ip_funcs,
4263 };
4264