xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c (revision 128c8f96eb8638c060cd3532dc394d046ce64fe1)
1 /*
2  * Copyright 2016 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Author: Huang Rui
23  *
24  */
25 
26 #include <linux/firmware.h>
27 #include <drm/drm_drv.h>
28 
29 #include "amdgpu.h"
30 #include "amdgpu_psp.h"
31 #include "amdgpu_ucode.h"
32 #include "amdgpu_xgmi.h"
33 #include "soc15_common.h"
34 #include "psp_v3_1.h"
35 #include "psp_v10_0.h"
36 #include "psp_v11_0.h"
37 #include "psp_v11_0_8.h"
38 #include "psp_v12_0.h"
39 #include "psp_v13_0.h"
40 #include "psp_v13_0_4.h"
41 #include "psp_v14_0.h"
42 
43 #include "amdgpu_ras.h"
44 #include "amdgpu_securedisplay.h"
45 #include "amdgpu_atomfirmware.h"
46 
47 #define AMD_VBIOS_FILE_MAX_SIZE_B      (1024*1024*3)
48 
49 static int psp_load_smu_fw(struct psp_context *psp);
50 static int psp_rap_terminate(struct psp_context *psp);
51 static int psp_securedisplay_terminate(struct psp_context *psp);
52 
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 	default:
157 		return -EINVAL;
158 	}
159 	return ret;
160 }
161 
psp_early_init(struct amdgpu_ip_block * ip_block)162 static int psp_early_init(struct amdgpu_ip_block *ip_block)
163 {
164 	struct amdgpu_device *adev = ip_block->adev;
165 	struct psp_context *psp = &adev->psp;
166 
167 	psp->autoload_supported = true;
168 	psp->boot_time_tmr = true;
169 
170 	switch (amdgpu_ip_version(adev, MP0_HWIP, 0)) {
171 	case IP_VERSION(9, 0, 0):
172 		psp_v3_1_set_psp_funcs(psp);
173 		psp->autoload_supported = false;
174 		psp->boot_time_tmr = false;
175 		break;
176 	case IP_VERSION(10, 0, 0):
177 	case IP_VERSION(10, 0, 1):
178 		psp_v10_0_set_psp_funcs(psp);
179 		psp->autoload_supported = false;
180 		psp->boot_time_tmr = false;
181 		break;
182 	case IP_VERSION(11, 0, 2):
183 	case IP_VERSION(11, 0, 4):
184 		psp_v11_0_set_psp_funcs(psp);
185 		psp->autoload_supported = false;
186 		psp->boot_time_tmr = false;
187 		break;
188 	case IP_VERSION(11, 0, 0):
189 	case IP_VERSION(11, 0, 7):
190 		adev->psp.sup_pd_fw_up = !amdgpu_sriov_vf(adev);
191 		fallthrough;
192 	case IP_VERSION(11, 0, 5):
193 	case IP_VERSION(11, 0, 9):
194 	case IP_VERSION(11, 0, 11):
195 	case IP_VERSION(11, 5, 0):
196 	case IP_VERSION(11, 0, 12):
197 	case IP_VERSION(11, 0, 13):
198 		psp_v11_0_set_psp_funcs(psp);
199 		psp->boot_time_tmr = false;
200 		break;
201 	case IP_VERSION(11, 0, 3):
202 	case IP_VERSION(12, 0, 1):
203 		psp_v12_0_set_psp_funcs(psp);
204 		psp->autoload_supported = false;
205 		psp->boot_time_tmr = false;
206 		break;
207 	case IP_VERSION(13, 0, 2):
208 		psp->boot_time_tmr = false;
209 		fallthrough;
210 	case IP_VERSION(13, 0, 6):
211 	case IP_VERSION(13, 0, 12):
212 	case IP_VERSION(13, 0, 14):
213 		psp_v13_0_set_psp_funcs(psp);
214 		psp->autoload_supported = false;
215 		break;
216 	case IP_VERSION(13, 0, 1):
217 	case IP_VERSION(13, 0, 3):
218 	case IP_VERSION(13, 0, 5):
219 	case IP_VERSION(13, 0, 8):
220 	case IP_VERSION(13, 0, 11):
221 	case IP_VERSION(14, 0, 0):
222 	case IP_VERSION(14, 0, 1):
223 	case IP_VERSION(14, 0, 4):
224 		psp_v13_0_set_psp_funcs(psp);
225 		psp->boot_time_tmr = false;
226 		break;
227 	case IP_VERSION(11, 0, 8):
228 		if (adev->apu_flags & AMD_APU_IS_CYAN_SKILLFISH2) {
229 			psp_v11_0_8_set_psp_funcs(psp);
230 		}
231 		psp->autoload_supported = false;
232 		psp->boot_time_tmr = false;
233 		break;
234 	case IP_VERSION(13, 0, 0):
235 	case IP_VERSION(13, 0, 7):
236 	case IP_VERSION(13, 0, 10):
237 		psp_v13_0_set_psp_funcs(psp);
238 		adev->psp.sup_ifwi_up = !amdgpu_sriov_vf(adev);
239 		psp->boot_time_tmr = false;
240 		break;
241 	case IP_VERSION(13, 0, 4):
242 		psp_v13_0_4_set_psp_funcs(psp);
243 		psp->boot_time_tmr = false;
244 		break;
245 	case IP_VERSION(14, 0, 2):
246 	case IP_VERSION(14, 0, 3):
247 		psp_v14_0_set_psp_funcs(psp);
248 		break;
249 	default:
250 		return -EINVAL;
251 	}
252 
253 	psp->adev = adev;
254 
255 	adev->psp_timeout = 20000;
256 
257 	psp_check_pmfw_centralized_cstate_management(psp);
258 
259 	if (amdgpu_sriov_vf(adev))
260 		return psp_init_sriov_microcode(psp);
261 	else
262 		return psp_init_microcode(psp);
263 }
264 
psp_ta_free_shared_buf(struct ta_mem_context * mem_ctx)265 void psp_ta_free_shared_buf(struct ta_mem_context *mem_ctx)
266 {
267 	amdgpu_bo_free_kernel(&mem_ctx->shared_bo, &mem_ctx->shared_mc_addr,
268 			      &mem_ctx->shared_buf);
269 	mem_ctx->shared_bo = NULL;
270 }
271 
psp_free_shared_bufs(struct psp_context * psp)272 static void psp_free_shared_bufs(struct psp_context *psp)
273 {
274 	void *tmr_buf;
275 	void **pptr;
276 
277 	/* free TMR memory buffer */
278 	pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
279 	amdgpu_bo_free_kernel(&psp->tmr_bo, &psp->tmr_mc_addr, pptr);
280 	psp->tmr_bo = NULL;
281 
282 	/* free xgmi shared memory */
283 	psp_ta_free_shared_buf(&psp->xgmi_context.context.mem_context);
284 
285 	/* free ras shared memory */
286 	psp_ta_free_shared_buf(&psp->ras_context.context.mem_context);
287 
288 	/* free hdcp shared memory */
289 	psp_ta_free_shared_buf(&psp->hdcp_context.context.mem_context);
290 
291 	/* free dtm shared memory */
292 	psp_ta_free_shared_buf(&psp->dtm_context.context.mem_context);
293 
294 	/* free rap shared memory */
295 	psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
296 
297 	/* free securedisplay shared memory */
298 	psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
299 
300 
301 }
302 
psp_memory_training_fini(struct psp_context * psp)303 static void psp_memory_training_fini(struct psp_context *psp)
304 {
305 	struct psp_memory_training_context *ctx = &psp->mem_train_ctx;
306 
307 	ctx->init = PSP_MEM_TRAIN_NOT_SUPPORT;
308 	kfree(ctx->sys_cache);
309 	ctx->sys_cache = NULL;
310 }
311 
psp_memory_training_init(struct psp_context * psp)312 static int psp_memory_training_init(struct psp_context *psp)
313 {
314 	int ret;
315 	struct psp_memory_training_context *ctx = &psp->mem_train_ctx;
316 
317 	if (ctx->init != PSP_MEM_TRAIN_RESERVE_SUCCESS) {
318 		dev_dbg(psp->adev->dev, "memory training is not supported!\n");
319 		return 0;
320 	}
321 
322 	ctx->sys_cache = kzalloc(ctx->train_data_size, GFP_KERNEL);
323 	if (ctx->sys_cache == NULL) {
324 		dev_err(psp->adev->dev, "alloc mem_train_ctx.sys_cache failed!\n");
325 		ret = -ENOMEM;
326 		goto Err_out;
327 	}
328 
329 	dev_dbg(psp->adev->dev,
330 		"train_data_size:%llx,p2c_train_data_offset:%llx,c2p_train_data_offset:%llx.\n",
331 		ctx->train_data_size,
332 		ctx->p2c_train_data_offset,
333 		ctx->c2p_train_data_offset);
334 	ctx->init = PSP_MEM_TRAIN_INIT_SUCCESS;
335 	return 0;
336 
337 Err_out:
338 	psp_memory_training_fini(psp);
339 	return ret;
340 }
341 
342 /*
343  * Helper funciton to query psp runtime database entry
344  *
345  * @adev: amdgpu_device pointer
346  * @entry_type: the type of psp runtime database entry
347  * @db_entry: runtime database entry pointer
348  *
349  * Return false if runtime database doesn't exit or entry is invalid
350  * or true if the specific database entry is found, and copy to @db_entry
351  */
psp_get_runtime_db_entry(struct amdgpu_device * adev,enum psp_runtime_entry_type entry_type,void * db_entry)352 static bool psp_get_runtime_db_entry(struct amdgpu_device *adev,
353 				     enum psp_runtime_entry_type entry_type,
354 				     void *db_entry)
355 {
356 	uint64_t db_header_pos, db_dir_pos;
357 	struct psp_runtime_data_header db_header = {0};
358 	struct psp_runtime_data_directory db_dir = {0};
359 	bool ret = false;
360 	int i;
361 
362 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 6) ||
363 	    amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 12) ||
364 	    amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 14))
365 		return false;
366 
367 	db_header_pos = adev->gmc.mc_vram_size - PSP_RUNTIME_DB_OFFSET;
368 	db_dir_pos = db_header_pos + sizeof(struct psp_runtime_data_header);
369 
370 	/* read runtime db header from vram */
371 	amdgpu_device_vram_access(adev, db_header_pos, (uint32_t *)&db_header,
372 			sizeof(struct psp_runtime_data_header), false);
373 
374 	if (db_header.cookie != PSP_RUNTIME_DB_COOKIE_ID) {
375 		/* runtime db doesn't exist, exit */
376 		dev_dbg(adev->dev, "PSP runtime database doesn't exist\n");
377 		return false;
378 	}
379 
380 	/* read runtime database entry from vram */
381 	amdgpu_device_vram_access(adev, db_dir_pos, (uint32_t *)&db_dir,
382 			sizeof(struct psp_runtime_data_directory), false);
383 
384 	if (db_dir.entry_count >= PSP_RUNTIME_DB_DIAG_ENTRY_MAX_COUNT) {
385 		/* invalid db entry count, exit */
386 		dev_warn(adev->dev, "Invalid PSP runtime database entry count\n");
387 		return false;
388 	}
389 
390 	/* look up for requested entry type */
391 	for (i = 0; i < db_dir.entry_count && !ret; i++) {
392 		if (db_dir.entry_list[i].entry_type == entry_type) {
393 			switch (entry_type) {
394 			case PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG:
395 				if (db_dir.entry_list[i].size < sizeof(struct psp_runtime_boot_cfg_entry)) {
396 					/* invalid db entry size */
397 					dev_warn(adev->dev, "Invalid PSP runtime database boot cfg entry size\n");
398 					return false;
399 				}
400 				/* read runtime database entry */
401 				amdgpu_device_vram_access(adev, db_header_pos + db_dir.entry_list[i].offset,
402 							  (uint32_t *)db_entry, sizeof(struct psp_runtime_boot_cfg_entry), false);
403 				ret = true;
404 				break;
405 			case PSP_RUNTIME_ENTRY_TYPE_PPTABLE_ERR_STATUS:
406 				if (db_dir.entry_list[i].size < sizeof(struct psp_runtime_scpm_entry)) {
407 					/* invalid db entry size */
408 					dev_warn(adev->dev, "Invalid PSP runtime database scpm entry size\n");
409 					return false;
410 				}
411 				/* read runtime database entry */
412 				amdgpu_device_vram_access(adev, db_header_pos + db_dir.entry_list[i].offset,
413 							  (uint32_t *)db_entry, sizeof(struct psp_runtime_scpm_entry), false);
414 				ret = true;
415 				break;
416 			default:
417 				ret = false;
418 				break;
419 			}
420 		}
421 	}
422 
423 	return ret;
424 }
425 
psp_sw_init(struct amdgpu_ip_block * ip_block)426 static int psp_sw_init(struct amdgpu_ip_block *ip_block)
427 {
428 	struct amdgpu_device *adev = ip_block->adev;
429 	struct psp_context *psp = &adev->psp;
430 	int ret;
431 	struct psp_runtime_boot_cfg_entry boot_cfg_entry;
432 	struct psp_memory_training_context *mem_training_ctx = &psp->mem_train_ctx;
433 	struct psp_runtime_scpm_entry scpm_entry;
434 
435 	psp->cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
436 	if (!psp->cmd) {
437 		dev_err(adev->dev, "Failed to allocate memory to command buffer!\n");
438 		ret = -ENOMEM;
439 	}
440 
441 	adev->psp.xgmi_context.supports_extended_data =
442 		!adev->gmc.xgmi.connected_to_cpu &&
443 		amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2);
444 
445 	memset(&scpm_entry, 0, sizeof(scpm_entry));
446 	if ((psp_get_runtime_db_entry(adev,
447 				PSP_RUNTIME_ENTRY_TYPE_PPTABLE_ERR_STATUS,
448 				&scpm_entry)) &&
449 	    (scpm_entry.scpm_status != SCPM_DISABLE)) {
450 		adev->scpm_enabled = true;
451 		adev->scpm_status = scpm_entry.scpm_status;
452 	} else {
453 		adev->scpm_enabled = false;
454 		adev->scpm_status = SCPM_DISABLE;
455 	}
456 
457 	/* TODO: stop gpu driver services and print alarm if scpm is enabled with error status */
458 
459 	memset(&boot_cfg_entry, 0, sizeof(boot_cfg_entry));
460 	if (psp_get_runtime_db_entry(adev,
461 				PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG,
462 				&boot_cfg_entry)) {
463 		psp->boot_cfg_bitmask = boot_cfg_entry.boot_cfg_bitmask;
464 		if ((psp->boot_cfg_bitmask) &
465 		    BOOT_CFG_FEATURE_TWO_STAGE_DRAM_TRAINING) {
466 			/* If psp runtime database exists, then
467 			 * only enable two stage memory training
468 			 * when TWO_STAGE_DRAM_TRAINING bit is set
469 			 * in runtime database
470 			 */
471 			mem_training_ctx->enable_mem_training = true;
472 		}
473 
474 	} else {
475 		/* If psp runtime database doesn't exist or is
476 		 * invalid, force enable two stage memory training
477 		 */
478 		mem_training_ctx->enable_mem_training = true;
479 	}
480 
481 	if (mem_training_ctx->enable_mem_training) {
482 		ret = psp_memory_training_init(psp);
483 		if (ret) {
484 			dev_err(adev->dev, "Failed to initialize memory training!\n");
485 			return ret;
486 		}
487 
488 		ret = psp_mem_training(psp, PSP_MEM_TRAIN_COLD_BOOT);
489 		if (ret) {
490 			dev_err(adev->dev, "Failed to process memory training!\n");
491 			return ret;
492 		}
493 	}
494 
495 	ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG,
496 				      (amdgpu_sriov_vf(adev) || adev->debug_use_vram_fw_buf) ?
497 				      AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT,
498 				      &psp->fw_pri_bo,
499 				      &psp->fw_pri_mc_addr,
500 				      &psp->fw_pri_buf);
501 	if (ret)
502 		return ret;
503 
504 	ret = amdgpu_bo_create_kernel(adev, PSP_FENCE_BUFFER_SIZE, PAGE_SIZE,
505 				      AMDGPU_GEM_DOMAIN_VRAM |
506 				      AMDGPU_GEM_DOMAIN_GTT,
507 				      &psp->fence_buf_bo,
508 				      &psp->fence_buf_mc_addr,
509 				      &psp->fence_buf);
510 	if (ret)
511 		goto failed1;
512 
513 	ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE,
514 				      AMDGPU_GEM_DOMAIN_VRAM |
515 				      AMDGPU_GEM_DOMAIN_GTT,
516 				      &psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
517 				      (void **)&psp->cmd_buf_mem);
518 	if (ret)
519 		goto failed2;
520 
521 	return 0;
522 
523 failed2:
524 	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
525 			      &psp->fence_buf_mc_addr, &psp->fence_buf);
526 failed1:
527 	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
528 			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
529 	return ret;
530 }
531 
psp_sw_fini(struct amdgpu_ip_block * ip_block)532 static int psp_sw_fini(struct amdgpu_ip_block *ip_block)
533 {
534 	struct amdgpu_device *adev = ip_block->adev;
535 	struct psp_context *psp = &adev->psp;
536 	struct psp_gfx_cmd_resp *cmd = psp->cmd;
537 
538 	psp_memory_training_fini(psp);
539 
540 	amdgpu_ucode_release(&psp->sos_fw);
541 	amdgpu_ucode_release(&psp->asd_fw);
542 	amdgpu_ucode_release(&psp->ta_fw);
543 	amdgpu_ucode_release(&psp->cap_fw);
544 	amdgpu_ucode_release(&psp->toc_fw);
545 
546 	kfree(cmd);
547 	cmd = NULL;
548 
549 	psp_free_shared_bufs(psp);
550 
551 	if (psp->km_ring.ring_mem)
552 		amdgpu_bo_free_kernel(&adev->firmware.rbuf,
553 				      &psp->km_ring.ring_mem_mc_addr,
554 				      (void **)&psp->km_ring.ring_mem);
555 
556 	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
557 			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
558 	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
559 			      &psp->fence_buf_mc_addr, &psp->fence_buf);
560 	amdgpu_bo_free_kernel(&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
561 			      (void **)&psp->cmd_buf_mem);
562 
563 	return 0;
564 }
565 
psp_wait_for(struct psp_context * psp,uint32_t reg_index,uint32_t reg_val,uint32_t mask,bool check_changed)566 int psp_wait_for(struct psp_context *psp, uint32_t reg_index,
567 		 uint32_t reg_val, uint32_t mask, bool check_changed)
568 {
569 	uint32_t val;
570 	int i;
571 	struct amdgpu_device *adev = psp->adev;
572 
573 	if (psp->adev->no_hw_access)
574 		return 0;
575 
576 	for (i = 0; i < adev->usec_timeout; i++) {
577 		val = RREG32(reg_index);
578 		if (check_changed) {
579 			if (val != reg_val)
580 				return 0;
581 		} else {
582 			if ((val & mask) == reg_val)
583 				return 0;
584 		}
585 		udelay(1);
586 	}
587 
588 	return -ETIME;
589 }
590 
psp_wait_for_spirom_update(struct psp_context * psp,uint32_t reg_index,uint32_t reg_val,uint32_t mask,uint32_t msec_timeout)591 int psp_wait_for_spirom_update(struct psp_context *psp, uint32_t reg_index,
592 			       uint32_t reg_val, uint32_t mask, uint32_t msec_timeout)
593 {
594 	uint32_t val;
595 	int i;
596 	struct amdgpu_device *adev = psp->adev;
597 
598 	if (psp->adev->no_hw_access)
599 		return 0;
600 
601 	for (i = 0; i < msec_timeout; i++) {
602 		val = RREG32(reg_index);
603 		if ((val & mask) == reg_val)
604 			return 0;
605 		msleep(1);
606 	}
607 
608 	return -ETIME;
609 }
610 
psp_gfx_cmd_name(enum psp_gfx_cmd_id cmd_id)611 static const char *psp_gfx_cmd_name(enum psp_gfx_cmd_id cmd_id)
612 {
613 	switch (cmd_id) {
614 	case GFX_CMD_ID_LOAD_TA:
615 		return "LOAD_TA";
616 	case GFX_CMD_ID_UNLOAD_TA:
617 		return "UNLOAD_TA";
618 	case GFX_CMD_ID_INVOKE_CMD:
619 		return "INVOKE_CMD";
620 	case GFX_CMD_ID_LOAD_ASD:
621 		return "LOAD_ASD";
622 	case GFX_CMD_ID_SETUP_TMR:
623 		return "SETUP_TMR";
624 	case GFX_CMD_ID_LOAD_IP_FW:
625 		return "LOAD_IP_FW";
626 	case GFX_CMD_ID_DESTROY_TMR:
627 		return "DESTROY_TMR";
628 	case GFX_CMD_ID_SAVE_RESTORE:
629 		return "SAVE_RESTORE_IP_FW";
630 	case GFX_CMD_ID_SETUP_VMR:
631 		return "SETUP_VMR";
632 	case GFX_CMD_ID_DESTROY_VMR:
633 		return "DESTROY_VMR";
634 	case GFX_CMD_ID_PROG_REG:
635 		return "PROG_REG";
636 	case GFX_CMD_ID_GET_FW_ATTESTATION:
637 		return "GET_FW_ATTESTATION";
638 	case GFX_CMD_ID_LOAD_TOC:
639 		return "ID_LOAD_TOC";
640 	case GFX_CMD_ID_AUTOLOAD_RLC:
641 		return "AUTOLOAD_RLC";
642 	case GFX_CMD_ID_BOOT_CFG:
643 		return "BOOT_CFG";
644 	case GFX_CMD_ID_CONFIG_SQ_PERFMON:
645 		return "CONFIG_SQ_PERFMON";
646 	default:
647 		return "UNKNOWN CMD";
648 	}
649 }
650 
psp_err_warn(struct psp_context * psp)651 static bool psp_err_warn(struct psp_context *psp)
652 {
653 	struct psp_gfx_cmd_resp *cmd = psp->cmd_buf_mem;
654 
655 	/* This response indicates reg list is already loaded */
656 	if (amdgpu_ip_version(psp->adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2) &&
657 	    cmd->cmd_id == GFX_CMD_ID_LOAD_IP_FW &&
658 	    cmd->cmd.cmd_load_ip_fw.fw_type == GFX_FW_TYPE_REG_LIST &&
659 	    cmd->resp.status == TEE_ERROR_CANCEL)
660 		return false;
661 
662 	return true;
663 }
664 
665 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)666 psp_cmd_submit_buf(struct psp_context *psp,
667 		   struct amdgpu_firmware_info *ucode,
668 		   struct psp_gfx_cmd_resp *cmd, uint64_t fence_mc_addr)
669 {
670 	int ret;
671 	int index;
672 	int timeout = psp->adev->psp_timeout;
673 	bool ras_intr = false;
674 	bool skip_unsupport = false;
675 
676 	if (psp->adev->no_hw_access)
677 		return 0;
678 
679 	memset(psp->cmd_buf_mem, 0, PSP_CMD_BUFFER_SIZE);
680 
681 	memcpy(psp->cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp));
682 
683 	index = atomic_inc_return(&psp->fence_value);
684 	ret = psp_ring_cmd_submit(psp, psp->cmd_buf_mc_addr, fence_mc_addr, index);
685 	if (ret) {
686 		atomic_dec(&psp->fence_value);
687 		goto exit;
688 	}
689 
690 	amdgpu_device_invalidate_hdp(psp->adev, NULL);
691 	while (*((unsigned int *)psp->fence_buf) != index) {
692 		if (--timeout == 0)
693 			break;
694 		/*
695 		 * Shouldn't wait for timeout when err_event_athub occurs,
696 		 * because gpu reset thread triggered and lock resource should
697 		 * be released for psp resume sequence.
698 		 */
699 		ras_intr = amdgpu_ras_intr_triggered();
700 		if (ras_intr)
701 			break;
702 		usleep_range(10, 100);
703 		amdgpu_device_invalidate_hdp(psp->adev, NULL);
704 	}
705 
706 	/* We allow TEE_ERROR_NOT_SUPPORTED for VMR command and PSP_ERR_UNKNOWN_COMMAND in SRIOV */
707 	skip_unsupport = (psp->cmd_buf_mem->resp.status == TEE_ERROR_NOT_SUPPORTED ||
708 		psp->cmd_buf_mem->resp.status == PSP_ERR_UNKNOWN_COMMAND) && amdgpu_sriov_vf(psp->adev);
709 
710 	memcpy(&cmd->resp, &psp->cmd_buf_mem->resp, sizeof(struct psp_gfx_resp));
711 
712 	/* In some cases, psp response status is not 0 even there is no
713 	 * problem while the command is submitted. Some version of PSP FW
714 	 * doesn't write 0 to that field.
715 	 * So here we would like to only print a warning instead of an error
716 	 * during psp initialization to avoid breaking hw_init and it doesn't
717 	 * return -EINVAL.
718 	 */
719 	if (!skip_unsupport && (psp->cmd_buf_mem->resp.status || !timeout) && !ras_intr) {
720 		if (ucode)
721 			dev_warn(psp->adev->dev,
722 				 "failed to load ucode %s(0x%X) ",
723 				 amdgpu_ucode_name(ucode->ucode_id), ucode->ucode_id);
724 		if (psp_err_warn(psp))
725 			dev_warn(
726 				psp->adev->dev,
727 				"psp gfx command %s(0x%X) failed and response status is (0x%X)\n",
728 				psp_gfx_cmd_name(psp->cmd_buf_mem->cmd_id),
729 				psp->cmd_buf_mem->cmd_id,
730 				psp->cmd_buf_mem->resp.status);
731 		/* If any firmware (including CAP) load fails under SRIOV, it should
732 		 * return failure to stop the VF from initializing.
733 		 * Also return failure in case of timeout
734 		 */
735 		if ((ucode && amdgpu_sriov_vf(psp->adev)) || !timeout) {
736 			ret = -EINVAL;
737 			goto exit;
738 		}
739 	}
740 
741 	if (ucode) {
742 		ucode->tmr_mc_addr_lo = psp->cmd_buf_mem->resp.fw_addr_lo;
743 		ucode->tmr_mc_addr_hi = psp->cmd_buf_mem->resp.fw_addr_hi;
744 	}
745 
746 exit:
747 	return ret;
748 }
749 
acquire_psp_cmd_buf(struct psp_context * psp)750 static struct psp_gfx_cmd_resp *acquire_psp_cmd_buf(struct psp_context *psp)
751 {
752 	struct psp_gfx_cmd_resp *cmd = psp->cmd;
753 
754 	mutex_lock(&psp->mutex);
755 
756 	memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp));
757 
758 	return cmd;
759 }
760 
release_psp_cmd_buf(struct psp_context * psp)761 static void release_psp_cmd_buf(struct psp_context *psp)
762 {
763 	mutex_unlock(&psp->mutex);
764 }
765 
psp_prep_tmr_cmd_buf(struct psp_context * psp,struct psp_gfx_cmd_resp * cmd,uint64_t tmr_mc,struct amdgpu_bo * tmr_bo)766 static void psp_prep_tmr_cmd_buf(struct psp_context *psp,
767 				 struct psp_gfx_cmd_resp *cmd,
768 				 uint64_t tmr_mc, struct amdgpu_bo *tmr_bo)
769 {
770 	struct amdgpu_device *adev = psp->adev;
771 	uint32_t size = 0;
772 	uint64_t tmr_pa = 0;
773 
774 	if (tmr_bo) {
775 		size = amdgpu_bo_size(tmr_bo);
776 		tmr_pa = amdgpu_gmc_vram_pa(adev, tmr_bo);
777 	}
778 
779 	if (amdgpu_sriov_vf(psp->adev))
780 		cmd->cmd_id = GFX_CMD_ID_SETUP_VMR;
781 	else
782 		cmd->cmd_id = GFX_CMD_ID_SETUP_TMR;
783 	cmd->cmd.cmd_setup_tmr.buf_phy_addr_lo = lower_32_bits(tmr_mc);
784 	cmd->cmd.cmd_setup_tmr.buf_phy_addr_hi = upper_32_bits(tmr_mc);
785 	cmd->cmd.cmd_setup_tmr.buf_size = size;
786 	cmd->cmd.cmd_setup_tmr.bitfield.virt_phy_addr = 1;
787 	cmd->cmd.cmd_setup_tmr.system_phy_addr_lo = lower_32_bits(tmr_pa);
788 	cmd->cmd.cmd_setup_tmr.system_phy_addr_hi = upper_32_bits(tmr_pa);
789 }
790 
psp_prep_load_toc_cmd_buf(struct psp_gfx_cmd_resp * cmd,uint64_t pri_buf_mc,uint32_t size)791 static void psp_prep_load_toc_cmd_buf(struct psp_gfx_cmd_resp *cmd,
792 				      uint64_t pri_buf_mc, uint32_t size)
793 {
794 	cmd->cmd_id = GFX_CMD_ID_LOAD_TOC;
795 	cmd->cmd.cmd_load_toc.toc_phy_addr_lo = lower_32_bits(pri_buf_mc);
796 	cmd->cmd.cmd_load_toc.toc_phy_addr_hi = upper_32_bits(pri_buf_mc);
797 	cmd->cmd.cmd_load_toc.toc_size = size;
798 }
799 
800 /* 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)801 static int psp_load_toc(struct psp_context *psp,
802 			uint32_t *tmr_size)
803 {
804 	int ret;
805 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
806 
807 	/* Copy toc to psp firmware private buffer */
808 	psp_copy_fw(psp, psp->toc.start_addr, psp->toc.size_bytes);
809 
810 	psp_prep_load_toc_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->toc.size_bytes);
811 
812 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
813 				 psp->fence_buf_mc_addr);
814 	if (!ret)
815 		*tmr_size = psp->cmd_buf_mem->resp.tmr_size;
816 
817 	release_psp_cmd_buf(psp);
818 
819 	return ret;
820 }
821 
822 /* Set up Trusted Memory Region */
psp_tmr_init(struct psp_context * psp)823 static int psp_tmr_init(struct psp_context *psp)
824 {
825 	int ret = 0;
826 	int tmr_size;
827 	void *tmr_buf;
828 	void **pptr;
829 
830 	/*
831 	 * According to HW engineer, they prefer the TMR address be "naturally
832 	 * aligned" , e.g. the start address be an integer divide of TMR size.
833 	 *
834 	 * Note: this memory need be reserved till the driver
835 	 * uninitializes.
836 	 */
837 	tmr_size = PSP_TMR_SIZE(psp->adev);
838 
839 	/* For ASICs support RLC autoload, psp will parse the toc
840 	 * and calculate the total size of TMR needed
841 	 */
842 	if (!amdgpu_sriov_vf(psp->adev) &&
843 	    psp->toc.start_addr &&
844 	    psp->toc.size_bytes &&
845 	    psp->fw_pri_buf) {
846 		ret = psp_load_toc(psp, &tmr_size);
847 		if (ret) {
848 			dev_err(psp->adev->dev, "Failed to load toc\n");
849 			return ret;
850 		}
851 	}
852 
853 	if (!psp->tmr_bo && !psp->boot_time_tmr) {
854 		pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
855 		ret = amdgpu_bo_create_kernel(psp->adev, tmr_size,
856 					      PSP_TMR_ALIGNMENT,
857 					      AMDGPU_HAS_VRAM(psp->adev) ?
858 					      AMDGPU_GEM_DOMAIN_VRAM :
859 					      AMDGPU_GEM_DOMAIN_GTT,
860 					      &psp->tmr_bo, &psp->tmr_mc_addr,
861 					      pptr);
862 	}
863 
864 	return ret;
865 }
866 
psp_skip_tmr(struct psp_context * psp)867 static bool psp_skip_tmr(struct psp_context *psp)
868 {
869 	switch (amdgpu_ip_version(psp->adev, MP0_HWIP, 0)) {
870 	case IP_VERSION(11, 0, 9):
871 	case IP_VERSION(11, 0, 7):
872 	case IP_VERSION(13, 0, 2):
873 	case IP_VERSION(13, 0, 6):
874 	case IP_VERSION(13, 0, 10):
875 	case IP_VERSION(13, 0, 12):
876 	case IP_VERSION(13, 0, 14):
877 		return true;
878 	default:
879 		return false;
880 	}
881 }
882 
psp_tmr_load(struct psp_context * psp)883 static int psp_tmr_load(struct psp_context *psp)
884 {
885 	int ret;
886 	struct psp_gfx_cmd_resp *cmd;
887 
888 	/* For Navi12 and CHIP_SIENNA_CICHLID SRIOV, do not set up TMR.
889 	 * Already set up by host driver.
890 	 */
891 	if (amdgpu_sriov_vf(psp->adev) && psp_skip_tmr(psp))
892 		return 0;
893 
894 	cmd = acquire_psp_cmd_buf(psp);
895 
896 	psp_prep_tmr_cmd_buf(psp, cmd, psp->tmr_mc_addr, psp->tmr_bo);
897 	if (psp->tmr_bo)
898 		dev_info(psp->adev->dev, "reserve 0x%lx from 0x%llx for PSP TMR\n",
899 			 amdgpu_bo_size(psp->tmr_bo), psp->tmr_mc_addr);
900 
901 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
902 				 psp->fence_buf_mc_addr);
903 
904 	release_psp_cmd_buf(psp);
905 
906 	return ret;
907 }
908 
psp_prep_tmr_unload_cmd_buf(struct psp_context * psp,struct psp_gfx_cmd_resp * cmd)909 static void psp_prep_tmr_unload_cmd_buf(struct psp_context *psp,
910 					struct psp_gfx_cmd_resp *cmd)
911 {
912 	if (amdgpu_sriov_vf(psp->adev))
913 		cmd->cmd_id = GFX_CMD_ID_DESTROY_VMR;
914 	else
915 		cmd->cmd_id = GFX_CMD_ID_DESTROY_TMR;
916 }
917 
psp_tmr_unload(struct psp_context * psp)918 static int psp_tmr_unload(struct psp_context *psp)
919 {
920 	int ret;
921 	struct psp_gfx_cmd_resp *cmd;
922 
923 	/* skip TMR unload for Navi12 and CHIP_SIENNA_CICHLID SRIOV,
924 	 * as TMR is not loaded at all
925 	 */
926 	if (amdgpu_sriov_vf(psp->adev) && psp_skip_tmr(psp))
927 		return 0;
928 
929 	cmd = acquire_psp_cmd_buf(psp);
930 
931 	psp_prep_tmr_unload_cmd_buf(psp, cmd);
932 	dev_dbg(psp->adev->dev, "free PSP TMR buffer\n");
933 
934 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
935 				 psp->fence_buf_mc_addr);
936 
937 	release_psp_cmd_buf(psp);
938 
939 	return ret;
940 }
941 
psp_tmr_terminate(struct psp_context * psp)942 static int psp_tmr_terminate(struct psp_context *psp)
943 {
944 	return psp_tmr_unload(psp);
945 }
946 
psp_get_fw_attestation_records_addr(struct psp_context * psp,uint64_t * output_ptr)947 int psp_get_fw_attestation_records_addr(struct psp_context *psp,
948 					uint64_t *output_ptr)
949 {
950 	int ret;
951 	struct psp_gfx_cmd_resp *cmd;
952 
953 	if (!output_ptr)
954 		return -EINVAL;
955 
956 	if (amdgpu_sriov_vf(psp->adev))
957 		return 0;
958 
959 	cmd = acquire_psp_cmd_buf(psp);
960 
961 	cmd->cmd_id = GFX_CMD_ID_GET_FW_ATTESTATION;
962 
963 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
964 				 psp->fence_buf_mc_addr);
965 
966 	if (!ret) {
967 		*output_ptr = ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_lo) +
968 			      ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_hi << 32);
969 	}
970 
971 	release_psp_cmd_buf(psp);
972 
973 	return ret;
974 }
975 
psp_boot_config_get(struct amdgpu_device * adev,uint32_t * boot_cfg)976 static int psp_boot_config_get(struct amdgpu_device *adev, uint32_t *boot_cfg)
977 {
978 	struct psp_context *psp = &adev->psp;
979 	struct psp_gfx_cmd_resp *cmd;
980 	int ret;
981 
982 	if (amdgpu_sriov_vf(adev))
983 		return 0;
984 
985 	cmd = acquire_psp_cmd_buf(psp);
986 
987 	cmd->cmd_id = GFX_CMD_ID_BOOT_CFG;
988 	cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_GET;
989 
990 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
991 	if (!ret) {
992 		*boot_cfg =
993 			(cmd->resp.uresp.boot_cfg.boot_cfg & BOOT_CONFIG_GECC) ? 1 : 0;
994 	}
995 
996 	release_psp_cmd_buf(psp);
997 
998 	return ret;
999 }
1000 
psp_boot_config_set(struct amdgpu_device * adev,uint32_t boot_cfg)1001 static int psp_boot_config_set(struct amdgpu_device *adev, uint32_t boot_cfg)
1002 {
1003 	int ret;
1004 	struct psp_context *psp = &adev->psp;
1005 	struct psp_gfx_cmd_resp *cmd;
1006 
1007 	if (amdgpu_sriov_vf(adev))
1008 		return 0;
1009 
1010 	cmd = acquire_psp_cmd_buf(psp);
1011 
1012 	cmd->cmd_id = GFX_CMD_ID_BOOT_CFG;
1013 	cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_SET;
1014 	cmd->cmd.boot_cfg.boot_config = boot_cfg;
1015 	cmd->cmd.boot_cfg.boot_config_valid = boot_cfg;
1016 
1017 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1018 
1019 	release_psp_cmd_buf(psp);
1020 
1021 	return ret;
1022 }
1023 
psp_rl_load(struct amdgpu_device * adev)1024 static int psp_rl_load(struct amdgpu_device *adev)
1025 {
1026 	int ret;
1027 	struct psp_context *psp = &adev->psp;
1028 	struct psp_gfx_cmd_resp *cmd;
1029 
1030 	if (!is_psp_fw_valid(psp->rl))
1031 		return 0;
1032 
1033 	cmd = acquire_psp_cmd_buf(psp);
1034 
1035 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
1036 	memcpy(psp->fw_pri_buf, psp->rl.start_addr, psp->rl.size_bytes);
1037 
1038 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
1039 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(psp->fw_pri_mc_addr);
1040 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(psp->fw_pri_mc_addr);
1041 	cmd->cmd.cmd_load_ip_fw.fw_size = psp->rl.size_bytes;
1042 	cmd->cmd.cmd_load_ip_fw.fw_type = GFX_FW_TYPE_REG_LIST;
1043 
1044 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1045 
1046 	release_psp_cmd_buf(psp);
1047 
1048 	return ret;
1049 }
1050 
psp_memory_partition(struct psp_context * psp,int mode)1051 int psp_memory_partition(struct psp_context *psp, int mode)
1052 {
1053 	struct psp_gfx_cmd_resp *cmd;
1054 	int ret;
1055 
1056 	if (amdgpu_sriov_vf(psp->adev))
1057 		return 0;
1058 
1059 	cmd = acquire_psp_cmd_buf(psp);
1060 
1061 	cmd->cmd_id = GFX_CMD_ID_FB_NPS_MODE;
1062 	cmd->cmd.cmd_memory_part.mode = mode;
1063 
1064 	dev_info(psp->adev->dev,
1065 		 "Requesting %d memory partition change through PSP", mode);
1066 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1067 	if (ret)
1068 		dev_err(psp->adev->dev,
1069 			"PSP request failed to change to NPS%d mode\n", mode);
1070 
1071 	release_psp_cmd_buf(psp);
1072 
1073 	return ret;
1074 }
1075 
psp_spatial_partition(struct psp_context * psp,int mode)1076 int psp_spatial_partition(struct psp_context *psp, int mode)
1077 {
1078 	struct psp_gfx_cmd_resp *cmd;
1079 	int ret;
1080 
1081 	if (amdgpu_sriov_vf(psp->adev))
1082 		return 0;
1083 
1084 	cmd = acquire_psp_cmd_buf(psp);
1085 
1086 	cmd->cmd_id = GFX_CMD_ID_SRIOV_SPATIAL_PART;
1087 	cmd->cmd.cmd_spatial_part.mode = mode;
1088 
1089 	dev_info(psp->adev->dev, "Requesting %d partitions through PSP", mode);
1090 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1091 
1092 	release_psp_cmd_buf(psp);
1093 
1094 	return ret;
1095 }
1096 
psp_asd_initialize(struct psp_context * psp)1097 static int psp_asd_initialize(struct psp_context *psp)
1098 {
1099 	int ret;
1100 
1101 	/* If PSP version doesn't match ASD version, asd loading will be failed.
1102 	 * add workaround to bypass it for sriov now.
1103 	 * TODO: add version check to make it common
1104 	 */
1105 	if (amdgpu_sriov_vf(psp->adev) || !psp->asd_context.bin_desc.size_bytes)
1106 		return 0;
1107 
1108 	/* bypass asd if display hardware is not available */
1109 	if (!amdgpu_device_has_display_hardware(psp->adev) &&
1110 	    amdgpu_ip_version(psp->adev, MP0_HWIP, 0) >= IP_VERSION(13, 0, 10))
1111 		return 0;
1112 
1113 	psp->asd_context.mem_context.shared_mc_addr  = 0;
1114 	psp->asd_context.mem_context.shared_mem_size = PSP_ASD_SHARED_MEM_SIZE;
1115 	psp->asd_context.ta_load_type                = GFX_CMD_ID_LOAD_ASD;
1116 
1117 	ret = psp_ta_load(psp, &psp->asd_context);
1118 	if (!ret)
1119 		psp->asd_context.initialized = true;
1120 
1121 	return ret;
1122 }
1123 
psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp * cmd,uint32_t session_id)1124 static void psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1125 				       uint32_t session_id)
1126 {
1127 	cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA;
1128 	cmd->cmd.cmd_unload_ta.session_id = session_id;
1129 }
1130 
psp_ta_unload(struct psp_context * psp,struct ta_context * context)1131 int psp_ta_unload(struct psp_context *psp, struct ta_context *context)
1132 {
1133 	int ret;
1134 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1135 
1136 	psp_prep_ta_unload_cmd_buf(cmd, context->session_id);
1137 
1138 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1139 
1140 	context->resp_status = cmd->resp.status;
1141 
1142 	release_psp_cmd_buf(psp);
1143 
1144 	return ret;
1145 }
1146 
psp_asd_terminate(struct psp_context * psp)1147 static int psp_asd_terminate(struct psp_context *psp)
1148 {
1149 	int ret;
1150 
1151 	if (amdgpu_sriov_vf(psp->adev))
1152 		return 0;
1153 
1154 	if (!psp->asd_context.initialized)
1155 		return 0;
1156 
1157 	ret = psp_ta_unload(psp, &psp->asd_context);
1158 	if (!ret)
1159 		psp->asd_context.initialized = false;
1160 
1161 	return ret;
1162 }
1163 
psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp * cmd,uint32_t id,uint32_t value)1164 static void psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1165 		uint32_t id, uint32_t value)
1166 {
1167 	cmd->cmd_id = GFX_CMD_ID_PROG_REG;
1168 	cmd->cmd.cmd_setup_reg_prog.reg_value = value;
1169 	cmd->cmd.cmd_setup_reg_prog.reg_id = id;
1170 }
1171 
psp_reg_program(struct psp_context * psp,enum psp_reg_prog_id reg,uint32_t value)1172 int psp_reg_program(struct psp_context *psp, enum psp_reg_prog_id reg,
1173 		uint32_t value)
1174 {
1175 	struct psp_gfx_cmd_resp *cmd;
1176 	int ret = 0;
1177 
1178 	if (reg >= PSP_REG_LAST)
1179 		return -EINVAL;
1180 
1181 	cmd = acquire_psp_cmd_buf(psp);
1182 
1183 	psp_prep_reg_prog_cmd_buf(cmd, reg, value);
1184 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1185 	if (ret)
1186 		dev_err(psp->adev->dev, "PSP failed to program reg id %d\n", reg);
1187 
1188 	release_psp_cmd_buf(psp);
1189 
1190 	return ret;
1191 }
1192 
psp_prep_ta_load_cmd_buf(struct psp_gfx_cmd_resp * cmd,uint64_t ta_bin_mc,struct ta_context * context)1193 static void psp_prep_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1194 				     uint64_t ta_bin_mc,
1195 				     struct ta_context *context)
1196 {
1197 	cmd->cmd_id				= context->ta_load_type;
1198 	cmd->cmd.cmd_load_ta.app_phy_addr_lo	= lower_32_bits(ta_bin_mc);
1199 	cmd->cmd.cmd_load_ta.app_phy_addr_hi	= upper_32_bits(ta_bin_mc);
1200 	cmd->cmd.cmd_load_ta.app_len		= context->bin_desc.size_bytes;
1201 
1202 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo =
1203 		lower_32_bits(context->mem_context.shared_mc_addr);
1204 	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi =
1205 		upper_32_bits(context->mem_context.shared_mc_addr);
1206 	cmd->cmd.cmd_load_ta.cmd_buf_len = context->mem_context.shared_mem_size;
1207 }
1208 
psp_ta_init_shared_buf(struct psp_context * psp,struct ta_mem_context * mem_ctx)1209 int psp_ta_init_shared_buf(struct psp_context *psp,
1210 				  struct ta_mem_context *mem_ctx)
1211 {
1212 	/*
1213 	 * Allocate 16k memory aligned to 4k from Frame Buffer (local
1214 	 * physical) for ta to host memory
1215 	 */
1216 	return amdgpu_bo_create_kernel(psp->adev, mem_ctx->shared_mem_size,
1217 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM |
1218 				      AMDGPU_GEM_DOMAIN_GTT,
1219 				      &mem_ctx->shared_bo,
1220 				      &mem_ctx->shared_mc_addr,
1221 				      &mem_ctx->shared_buf);
1222 }
1223 
psp_prep_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp * cmd,uint32_t ta_cmd_id,uint32_t session_id)1224 static void psp_prep_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1225 				       uint32_t ta_cmd_id,
1226 				       uint32_t session_id)
1227 {
1228 	cmd->cmd_id				= GFX_CMD_ID_INVOKE_CMD;
1229 	cmd->cmd.cmd_invoke_cmd.session_id	= session_id;
1230 	cmd->cmd.cmd_invoke_cmd.ta_cmd_id	= ta_cmd_id;
1231 }
1232 
psp_ta_invoke(struct psp_context * psp,uint32_t ta_cmd_id,struct ta_context * context)1233 int psp_ta_invoke(struct psp_context *psp,
1234 		  uint32_t ta_cmd_id,
1235 		  struct ta_context *context)
1236 {
1237 	int ret;
1238 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1239 
1240 	psp_prep_ta_invoke_cmd_buf(cmd, ta_cmd_id, context->session_id);
1241 
1242 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1243 				 psp->fence_buf_mc_addr);
1244 
1245 	context->resp_status = cmd->resp.status;
1246 
1247 	release_psp_cmd_buf(psp);
1248 
1249 	return ret;
1250 }
1251 
psp_ta_load(struct psp_context * psp,struct ta_context * context)1252 int psp_ta_load(struct psp_context *psp, struct ta_context *context)
1253 {
1254 	int ret;
1255 	struct psp_gfx_cmd_resp *cmd;
1256 
1257 	cmd = acquire_psp_cmd_buf(psp);
1258 
1259 	psp_copy_fw(psp, context->bin_desc.start_addr,
1260 		    context->bin_desc.size_bytes);
1261 
1262 	psp_prep_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr, context);
1263 
1264 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1265 				 psp->fence_buf_mc_addr);
1266 
1267 	context->resp_status = cmd->resp.status;
1268 
1269 	if (!ret)
1270 		context->session_id = cmd->resp.session_id;
1271 
1272 	release_psp_cmd_buf(psp);
1273 
1274 	return ret;
1275 }
1276 
psp_xgmi_invoke(struct psp_context * psp,uint32_t ta_cmd_id)1277 int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1278 {
1279 	return psp_ta_invoke(psp, ta_cmd_id, &psp->xgmi_context.context);
1280 }
1281 
psp_xgmi_terminate(struct psp_context * psp)1282 int psp_xgmi_terminate(struct psp_context *psp)
1283 {
1284 	int ret;
1285 	struct amdgpu_device *adev = psp->adev;
1286 
1287 	/* XGMI TA unload currently is not supported on Arcturus/Aldebaran A+A */
1288 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 4) ||
1289 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 2) &&
1290 	     adev->gmc.xgmi.connected_to_cpu))
1291 		return 0;
1292 
1293 	if (!psp->xgmi_context.context.initialized)
1294 		return 0;
1295 
1296 	ret = psp_ta_unload(psp, &psp->xgmi_context.context);
1297 
1298 	psp->xgmi_context.context.initialized = false;
1299 
1300 	return ret;
1301 }
1302 
psp_xgmi_initialize(struct psp_context * psp,bool set_extended_data,bool load_ta)1303 int psp_xgmi_initialize(struct psp_context *psp, bool set_extended_data, bool load_ta)
1304 {
1305 	struct ta_xgmi_shared_memory *xgmi_cmd;
1306 	int ret;
1307 
1308 	if (!psp->ta_fw ||
1309 	    !psp->xgmi_context.context.bin_desc.size_bytes ||
1310 	    !psp->xgmi_context.context.bin_desc.start_addr)
1311 		return -ENOENT;
1312 
1313 	if (!load_ta)
1314 		goto invoke;
1315 
1316 	psp->xgmi_context.context.mem_context.shared_mem_size = PSP_XGMI_SHARED_MEM_SIZE;
1317 	psp->xgmi_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1318 
1319 	if (!psp->xgmi_context.context.mem_context.shared_buf) {
1320 		ret = psp_ta_init_shared_buf(psp, &psp->xgmi_context.context.mem_context);
1321 		if (ret)
1322 			return ret;
1323 	}
1324 
1325 	/* Load XGMI TA */
1326 	ret = psp_ta_load(psp, &psp->xgmi_context.context);
1327 	if (!ret)
1328 		psp->xgmi_context.context.initialized = true;
1329 	else
1330 		return ret;
1331 
1332 invoke:
1333 	/* Initialize XGMI session */
1334 	xgmi_cmd = (struct ta_xgmi_shared_memory *)(psp->xgmi_context.context.mem_context.shared_buf);
1335 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1336 	xgmi_cmd->flag_extend_link_record = set_extended_data;
1337 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__INITIALIZE;
1338 
1339 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1340 	/* note down the capbility flag for XGMI TA */
1341 	psp->xgmi_context.xgmi_ta_caps = xgmi_cmd->caps_flag;
1342 
1343 	return ret;
1344 }
1345 
psp_xgmi_get_hive_id(struct psp_context * psp,uint64_t * hive_id)1346 int psp_xgmi_get_hive_id(struct psp_context *psp, uint64_t *hive_id)
1347 {
1348 	struct ta_xgmi_shared_memory *xgmi_cmd;
1349 	int ret;
1350 
1351 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1352 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1353 
1354 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_HIVE_ID;
1355 
1356 	/* Invoke xgmi ta to get hive id */
1357 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1358 	if (ret)
1359 		return ret;
1360 
1361 	*hive_id = xgmi_cmd->xgmi_out_message.get_hive_id.hive_id;
1362 
1363 	return 0;
1364 }
1365 
psp_xgmi_get_node_id(struct psp_context * psp,uint64_t * node_id)1366 int psp_xgmi_get_node_id(struct psp_context *psp, uint64_t *node_id)
1367 {
1368 	struct ta_xgmi_shared_memory *xgmi_cmd;
1369 	int ret;
1370 
1371 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1372 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1373 
1374 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_NODE_ID;
1375 
1376 	/* Invoke xgmi ta to get the node id */
1377 	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1378 	if (ret)
1379 		return ret;
1380 
1381 	*node_id = xgmi_cmd->xgmi_out_message.get_node_id.node_id;
1382 
1383 	return 0;
1384 }
1385 
psp_xgmi_peer_link_info_supported(struct psp_context * psp)1386 static bool psp_xgmi_peer_link_info_supported(struct psp_context *psp)
1387 {
1388 	return (amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
1389 			IP_VERSION(13, 0, 2) &&
1390 		psp->xgmi_context.context.bin_desc.fw_version >= 0x2000000b) ||
1391 	       amdgpu_ip_version(psp->adev, MP0_HWIP, 0) >=
1392 		       IP_VERSION(13, 0, 6);
1393 }
1394 
1395 /*
1396  * Chips that support extended topology information require the driver to
1397  * reflect topology information in the opposite direction.  This is
1398  * because the TA has already exceeded its link record limit and if the
1399  * TA holds bi-directional information, the driver would have to do
1400  * multiple fetches instead of just two.
1401  */
psp_xgmi_reflect_topology_info(struct psp_context * psp,struct psp_xgmi_node_info node_info)1402 static void psp_xgmi_reflect_topology_info(struct psp_context *psp,
1403 					struct psp_xgmi_node_info node_info)
1404 {
1405 	struct amdgpu_device *mirror_adev;
1406 	struct amdgpu_hive_info *hive;
1407 	uint64_t src_node_id = psp->adev->gmc.xgmi.node_id;
1408 	uint64_t dst_node_id = node_info.node_id;
1409 	uint8_t dst_num_hops = node_info.num_hops;
1410 	uint8_t dst_num_links = node_info.num_links;
1411 
1412 	hive = amdgpu_get_xgmi_hive(psp->adev);
1413 	if (WARN_ON(!hive))
1414 		return;
1415 
1416 	list_for_each_entry(mirror_adev, &hive->device_list, gmc.xgmi.head) {
1417 		struct psp_xgmi_topology_info *mirror_top_info;
1418 		int j;
1419 
1420 		if (mirror_adev->gmc.xgmi.node_id != dst_node_id)
1421 			continue;
1422 
1423 		mirror_top_info = &mirror_adev->psp.xgmi_context.top_info;
1424 		for (j = 0; j < mirror_top_info->num_nodes; j++) {
1425 			if (mirror_top_info->nodes[j].node_id != src_node_id)
1426 				continue;
1427 
1428 			mirror_top_info->nodes[j].num_hops = dst_num_hops;
1429 			/*
1430 			 * prevent 0 num_links value re-reflection since reflection
1431 			 * criteria is based on num_hops (direct or indirect).
1432 			 *
1433 			 */
1434 			if (dst_num_links)
1435 				mirror_top_info->nodes[j].num_links = dst_num_links;
1436 
1437 			break;
1438 		}
1439 
1440 		break;
1441 	}
1442 
1443 	amdgpu_put_xgmi_hive(hive);
1444 }
1445 
psp_xgmi_get_topology_info(struct psp_context * psp,int number_devices,struct psp_xgmi_topology_info * topology,bool get_extended_data)1446 int psp_xgmi_get_topology_info(struct psp_context *psp,
1447 			       int number_devices,
1448 			       struct psp_xgmi_topology_info *topology,
1449 			       bool get_extended_data)
1450 {
1451 	struct ta_xgmi_shared_memory *xgmi_cmd;
1452 	struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
1453 	struct ta_xgmi_cmd_get_topology_info_output *topology_info_output;
1454 	int i;
1455 	int ret;
1456 
1457 	if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
1458 		return -EINVAL;
1459 
1460 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1461 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1462 	xgmi_cmd->flag_extend_link_record = get_extended_data;
1463 
1464 	/* Fill in the shared memory with topology information as input */
1465 	topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
1466 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_TOPOLOGY_INFO;
1467 	topology_info_input->num_nodes = number_devices;
1468 
1469 	for (i = 0; i < topology_info_input->num_nodes; i++) {
1470 		topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
1471 		topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
1472 		topology_info_input->nodes[i].is_sharing_enabled = topology->nodes[i].is_sharing_enabled;
1473 		topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
1474 	}
1475 
1476 	/* Invoke xgmi ta to get the topology information */
1477 	ret = psp_xgmi_invoke(psp, TA_COMMAND_XGMI__GET_TOPOLOGY_INFO);
1478 	if (ret)
1479 		return ret;
1480 
1481 	/* Read the output topology information from the shared memory */
1482 	topology_info_output = &xgmi_cmd->xgmi_out_message.get_topology_info;
1483 	topology->num_nodes = xgmi_cmd->xgmi_out_message.get_topology_info.num_nodes;
1484 	for (i = 0; i < topology->num_nodes; i++) {
1485 		/* extended data will either be 0 or equal to non-extended data */
1486 		if (topology_info_output->nodes[i].num_hops)
1487 			topology->nodes[i].num_hops = topology_info_output->nodes[i].num_hops;
1488 
1489 		/* non-extended data gets everything here so no need to update */
1490 		if (!get_extended_data) {
1491 			topology->nodes[i].node_id = topology_info_output->nodes[i].node_id;
1492 			topology->nodes[i].is_sharing_enabled =
1493 					topology_info_output->nodes[i].is_sharing_enabled;
1494 			topology->nodes[i].sdma_engine =
1495 					topology_info_output->nodes[i].sdma_engine;
1496 		}
1497 
1498 	}
1499 
1500 	/* Invoke xgmi ta again to get the link information */
1501 	if (psp_xgmi_peer_link_info_supported(psp)) {
1502 		struct ta_xgmi_cmd_get_peer_link_info *link_info_output;
1503 		struct ta_xgmi_cmd_get_extend_peer_link_info *link_extend_info_output;
1504 		bool requires_reflection =
1505 			(psp->xgmi_context.supports_extended_data &&
1506 			 get_extended_data) ||
1507 			amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
1508 				IP_VERSION(13, 0, 6) ||
1509 			amdgpu_ip_version(psp->adev, MP0_HWIP, 0) ==
1510 				IP_VERSION(13, 0, 14);
1511 		bool ta_port_num_support = amdgpu_sriov_vf(psp->adev) ? 0 :
1512 				psp->xgmi_context.xgmi_ta_caps & EXTEND_PEER_LINK_INFO_CMD_FLAG;
1513 
1514 		/* popluate the shared output buffer rather than the cmd input buffer
1515 		 * with node_ids as the input for GET_PEER_LINKS command execution.
1516 		 * This is required for GET_PEER_LINKS per xgmi ta implementation.
1517 		 * The same requirement for GET_EXTEND_PEER_LINKS command.
1518 		 */
1519 		if (ta_port_num_support) {
1520 			link_extend_info_output = &xgmi_cmd->xgmi_out_message.get_extend_link_info;
1521 
1522 			for (i = 0; i < topology->num_nodes; i++)
1523 				link_extend_info_output->nodes[i].node_id = topology->nodes[i].node_id;
1524 
1525 			link_extend_info_output->num_nodes = topology->num_nodes;
1526 			xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_EXTEND_PEER_LINKS;
1527 		} else {
1528 			link_info_output = &xgmi_cmd->xgmi_out_message.get_link_info;
1529 
1530 			for (i = 0; i < topology->num_nodes; i++)
1531 				link_info_output->nodes[i].node_id = topology->nodes[i].node_id;
1532 
1533 			link_info_output->num_nodes = topology->num_nodes;
1534 			xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_PEER_LINKS;
1535 		}
1536 
1537 		ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1538 		if (ret)
1539 			return ret;
1540 
1541 		for (i = 0; i < topology->num_nodes; i++) {
1542 			uint8_t node_num_links = ta_port_num_support ?
1543 				link_extend_info_output->nodes[i].num_links : link_info_output->nodes[i].num_links;
1544 			/* accumulate num_links on extended data */
1545 			if (get_extended_data) {
1546 				topology->nodes[i].num_links = topology->nodes[i].num_links + node_num_links;
1547 			} else {
1548 				topology->nodes[i].num_links = (requires_reflection && topology->nodes[i].num_links) ?
1549 								topology->nodes[i].num_links : node_num_links;
1550 			}
1551 			/* popluate the connected port num info if supported and available */
1552 			if (ta_port_num_support && topology->nodes[i].num_links) {
1553 				memcpy(topology->nodes[i].port_num, link_extend_info_output->nodes[i].port_num,
1554 				       sizeof(struct xgmi_connected_port_num) * TA_XGMI__MAX_PORT_NUM);
1555 			}
1556 
1557 			/* reflect the topology information for bi-directionality */
1558 			if (requires_reflection && topology->nodes[i].num_hops)
1559 				psp_xgmi_reflect_topology_info(psp, topology->nodes[i]);
1560 		}
1561 	}
1562 
1563 	return 0;
1564 }
1565 
psp_xgmi_set_topology_info(struct psp_context * psp,int number_devices,struct psp_xgmi_topology_info * topology)1566 int psp_xgmi_set_topology_info(struct psp_context *psp,
1567 			       int number_devices,
1568 			       struct psp_xgmi_topology_info *topology)
1569 {
1570 	struct ta_xgmi_shared_memory *xgmi_cmd;
1571 	struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
1572 	int i;
1573 
1574 	if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
1575 		return -EINVAL;
1576 
1577 	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1578 	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1579 
1580 	topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
1581 	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__SET_TOPOLOGY_INFO;
1582 	topology_info_input->num_nodes = number_devices;
1583 
1584 	for (i = 0; i < topology_info_input->num_nodes; i++) {
1585 		topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
1586 		topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
1587 		topology_info_input->nodes[i].is_sharing_enabled = 1;
1588 		topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
1589 	}
1590 
1591 	/* Invoke xgmi ta to set topology information */
1592 	return psp_xgmi_invoke(psp, TA_COMMAND_XGMI__SET_TOPOLOGY_INFO);
1593 }
1594 
1595 // ras begin
psp_ras_ta_check_status(struct psp_context * psp)1596 static void psp_ras_ta_check_status(struct psp_context *psp)
1597 {
1598 	struct ta_ras_shared_memory *ras_cmd =
1599 		(struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1600 
1601 	switch (ras_cmd->ras_status) {
1602 	case TA_RAS_STATUS__ERROR_UNSUPPORTED_IP:
1603 		dev_warn(psp->adev->dev,
1604 			 "RAS WARNING: cmd failed due to unsupported ip\n");
1605 		break;
1606 	case TA_RAS_STATUS__ERROR_UNSUPPORTED_ERROR_INJ:
1607 		dev_warn(psp->adev->dev,
1608 			 "RAS WARNING: cmd failed due to unsupported error injection\n");
1609 		break;
1610 	case TA_RAS_STATUS__SUCCESS:
1611 		break;
1612 	case TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED:
1613 		if (ras_cmd->cmd_id == TA_RAS_COMMAND__TRIGGER_ERROR)
1614 			dev_warn(psp->adev->dev,
1615 				 "RAS WARNING: Inject error to critical region is not allowed\n");
1616 		break;
1617 	default:
1618 		dev_warn(psp->adev->dev,
1619 			 "RAS WARNING: ras status = 0x%X\n", ras_cmd->ras_status);
1620 		break;
1621 	}
1622 }
1623 
psp_ras_send_cmd(struct psp_context * psp,enum ras_command cmd_id,void * in,void * out)1624 static int psp_ras_send_cmd(struct psp_context *psp,
1625 		enum ras_command cmd_id, void *in, void *out)
1626 {
1627 	struct ta_ras_shared_memory *ras_cmd;
1628 	uint32_t cmd = cmd_id;
1629 	int ret = 0;
1630 
1631 	if (!in)
1632 		return -EINVAL;
1633 
1634 	mutex_lock(&psp->ras_context.mutex);
1635 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1636 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1637 
1638 	switch (cmd) {
1639 	case TA_RAS_COMMAND__ENABLE_FEATURES:
1640 	case TA_RAS_COMMAND__DISABLE_FEATURES:
1641 		memcpy(&ras_cmd->ras_in_message,
1642 			in, sizeof(ras_cmd->ras_in_message));
1643 		break;
1644 	case TA_RAS_COMMAND__TRIGGER_ERROR:
1645 		memcpy(&ras_cmd->ras_in_message.trigger_error,
1646 			in, sizeof(ras_cmd->ras_in_message.trigger_error));
1647 		break;
1648 	case TA_RAS_COMMAND__QUERY_ADDRESS:
1649 		memcpy(&ras_cmd->ras_in_message.address,
1650 			in, sizeof(ras_cmd->ras_in_message.address));
1651 		break;
1652 	default:
1653 		dev_err(psp->adev->dev, "Invalid ras cmd id: %u\n", cmd);
1654 		ret = -EINVAL;
1655 		goto err_out;
1656 	}
1657 
1658 	ras_cmd->cmd_id = cmd;
1659 	ret = psp_ras_invoke(psp, ras_cmd->cmd_id);
1660 
1661 	switch (cmd) {
1662 	case TA_RAS_COMMAND__TRIGGER_ERROR:
1663 		if (!ret && out)
1664 			memcpy(out, &ras_cmd->ras_status, sizeof(ras_cmd->ras_status));
1665 		break;
1666 	case TA_RAS_COMMAND__QUERY_ADDRESS:
1667 		if (ret || ras_cmd->ras_status || psp->cmd_buf_mem->resp.status)
1668 			ret = -EINVAL;
1669 		else if (out)
1670 			memcpy(out,
1671 				&ras_cmd->ras_out_message.address,
1672 				sizeof(ras_cmd->ras_out_message.address));
1673 		break;
1674 	default:
1675 		break;
1676 	}
1677 
1678 err_out:
1679 	mutex_unlock(&psp->ras_context.mutex);
1680 
1681 	return ret;
1682 }
1683 
psp_ras_invoke(struct psp_context * psp,uint32_t ta_cmd_id)1684 int psp_ras_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1685 {
1686 	struct ta_ras_shared_memory *ras_cmd;
1687 	int ret;
1688 
1689 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1690 
1691 	/*
1692 	 * TODO: bypass the loading in sriov for now
1693 	 */
1694 	if (amdgpu_sriov_vf(psp->adev))
1695 		return 0;
1696 
1697 	ret = psp_ta_invoke(psp, ta_cmd_id, &psp->ras_context.context);
1698 
1699 	if (amdgpu_ras_intr_triggered())
1700 		return ret;
1701 
1702 	if (ras_cmd->if_version > RAS_TA_HOST_IF_VER) {
1703 		dev_warn(psp->adev->dev, "RAS: Unsupported Interface\n");
1704 		return -EINVAL;
1705 	}
1706 
1707 	if (!ret) {
1708 		if (ras_cmd->ras_out_message.flags.err_inject_switch_disable_flag) {
1709 			dev_warn(psp->adev->dev, "ECC switch disabled\n");
1710 
1711 			ras_cmd->ras_status = TA_RAS_STATUS__ERROR_RAS_NOT_AVAILABLE;
1712 		} else if (ras_cmd->ras_out_message.flags.reg_access_failure_flag)
1713 			dev_warn(psp->adev->dev,
1714 				 "RAS internal register access blocked\n");
1715 
1716 		psp_ras_ta_check_status(psp);
1717 	}
1718 
1719 	return ret;
1720 }
1721 
psp_ras_enable_features(struct psp_context * psp,union ta_ras_cmd_input * info,bool enable)1722 int psp_ras_enable_features(struct psp_context *psp,
1723 		union ta_ras_cmd_input *info, bool enable)
1724 {
1725 	enum ras_command cmd_id;
1726 	int ret;
1727 
1728 	if (!psp->ras_context.context.initialized || !info)
1729 		return -EINVAL;
1730 
1731 	cmd_id = enable ?
1732 		TA_RAS_COMMAND__ENABLE_FEATURES : TA_RAS_COMMAND__DISABLE_FEATURES;
1733 	ret = psp_ras_send_cmd(psp, cmd_id, info, NULL);
1734 	if (ret)
1735 		return -EINVAL;
1736 
1737 	return 0;
1738 }
1739 
psp_ras_terminate(struct psp_context * psp)1740 int psp_ras_terminate(struct psp_context *psp)
1741 {
1742 	int ret;
1743 
1744 	/*
1745 	 * TODO: bypass the terminate in sriov for now
1746 	 */
1747 	if (amdgpu_sriov_vf(psp->adev))
1748 		return 0;
1749 
1750 	if (!psp->ras_context.context.initialized)
1751 		return 0;
1752 
1753 	ret = psp_ta_unload(psp, &psp->ras_context.context);
1754 
1755 	psp->ras_context.context.initialized = false;
1756 
1757 	mutex_destroy(&psp->ras_context.mutex);
1758 
1759 	return ret;
1760 }
1761 
psp_ras_initialize(struct psp_context * psp)1762 int psp_ras_initialize(struct psp_context *psp)
1763 {
1764 	int ret;
1765 	uint32_t boot_cfg = 0xFF;
1766 	struct amdgpu_device *adev = psp->adev;
1767 	struct ta_ras_shared_memory *ras_cmd;
1768 
1769 	/*
1770 	 * TODO: bypass the initialize in sriov for now
1771 	 */
1772 	if (amdgpu_sriov_vf(adev))
1773 		return 0;
1774 
1775 	if (!adev->psp.ras_context.context.bin_desc.size_bytes ||
1776 	    !adev->psp.ras_context.context.bin_desc.start_addr) {
1777 		dev_info(adev->dev, "RAS: optional ras ta ucode is not available\n");
1778 		return 0;
1779 	}
1780 
1781 	if (amdgpu_atomfirmware_dynamic_boot_config_supported(adev)) {
1782 		/* query GECC enablement status from boot config
1783 		 * boot_cfg: 1: GECC is enabled or 0: GECC is disabled
1784 		 */
1785 		ret = psp_boot_config_get(adev, &boot_cfg);
1786 		if (ret)
1787 			dev_warn(adev->dev, "PSP get boot config failed\n");
1788 
1789 		if (!amdgpu_ras_is_supported(psp->adev, AMDGPU_RAS_BLOCK__UMC)) {
1790 			if (!boot_cfg) {
1791 				dev_info(adev->dev, "GECC is disabled\n");
1792 			} else {
1793 				/* disable GECC in next boot cycle if ras is
1794 				 * disabled by module parameter amdgpu_ras_enable
1795 				 * and/or amdgpu_ras_mask, or boot_config_get call
1796 				 * is failed
1797 				 */
1798 				ret = psp_boot_config_set(adev, 0);
1799 				if (ret)
1800 					dev_warn(adev->dev, "PSP set boot config failed\n");
1801 				else
1802 					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");
1803 			}
1804 		} else {
1805 			if (boot_cfg == 1) {
1806 				dev_info(adev->dev, "GECC is enabled\n");
1807 			} else {
1808 				/* enable GECC in next boot cycle if it is disabled
1809 				 * in boot config, or force enable GECC if failed to
1810 				 * get boot configuration
1811 				 */
1812 				ret = psp_boot_config_set(adev, BOOT_CONFIG_GECC);
1813 				if (ret)
1814 					dev_warn(adev->dev, "PSP set boot config failed\n");
1815 				else
1816 					dev_warn(adev->dev, "GECC will be enabled in next boot cycle\n");
1817 			}
1818 		}
1819 	}
1820 
1821 	psp->ras_context.context.mem_context.shared_mem_size = PSP_RAS_SHARED_MEM_SIZE;
1822 	psp->ras_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1823 
1824 	if (!psp->ras_context.context.mem_context.shared_buf) {
1825 		ret = psp_ta_init_shared_buf(psp, &psp->ras_context.context.mem_context);
1826 		if (ret)
1827 			return ret;
1828 	}
1829 
1830 	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1831 	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1832 
1833 	if (amdgpu_ras_is_poison_mode_supported(adev))
1834 		ras_cmd->ras_in_message.init_flags.poison_mode_en = 1;
1835 	if (!adev->gmc.xgmi.connected_to_cpu && !adev->gmc.is_app_apu)
1836 		ras_cmd->ras_in_message.init_flags.dgpu_mode = 1;
1837 	ras_cmd->ras_in_message.init_flags.xcc_mask =
1838 		adev->gfx.xcc_mask;
1839 	ras_cmd->ras_in_message.init_flags.channel_dis_num = hweight32(adev->gmc.m_half_use) * 2;
1840 	if (adev->gmc.gmc_funcs->query_mem_partition_mode)
1841 		ras_cmd->ras_in_message.init_flags.nps_mode =
1842 			adev->gmc.gmc_funcs->query_mem_partition_mode(adev);
1843 
1844 	ret = psp_ta_load(psp, &psp->ras_context.context);
1845 
1846 	if (!ret && !ras_cmd->ras_status) {
1847 		psp->ras_context.context.initialized = true;
1848 		mutex_init(&psp->ras_context.mutex);
1849 	} else {
1850 		if (ras_cmd->ras_status)
1851 			dev_warn(adev->dev, "RAS Init Status: 0x%X\n", ras_cmd->ras_status);
1852 
1853 		/* fail to load RAS TA */
1854 		psp->ras_context.context.initialized = false;
1855 	}
1856 
1857 	return ret;
1858 }
1859 
psp_ras_trigger_error(struct psp_context * psp,struct ta_ras_trigger_error_input * info,uint32_t instance_mask)1860 int psp_ras_trigger_error(struct psp_context *psp,
1861 			  struct ta_ras_trigger_error_input *info, uint32_t instance_mask)
1862 {
1863 	struct amdgpu_device *adev = psp->adev;
1864 	int ret;
1865 	uint32_t dev_mask;
1866 	uint32_t ras_status = 0;
1867 
1868 	if (!psp->ras_context.context.initialized || !info)
1869 		return -EINVAL;
1870 
1871 	switch (info->block_id) {
1872 	case TA_RAS_BLOCK__GFX:
1873 		dev_mask = GET_MASK(GC, instance_mask);
1874 		break;
1875 	case TA_RAS_BLOCK__SDMA:
1876 		dev_mask = GET_MASK(SDMA0, instance_mask);
1877 		break;
1878 	case TA_RAS_BLOCK__VCN:
1879 	case TA_RAS_BLOCK__JPEG:
1880 		dev_mask = GET_MASK(VCN, instance_mask);
1881 		break;
1882 	default:
1883 		dev_mask = instance_mask;
1884 		break;
1885 	}
1886 
1887 	/* reuse sub_block_index for backward compatibility */
1888 	dev_mask <<= AMDGPU_RAS_INST_SHIFT;
1889 	dev_mask &= AMDGPU_RAS_INST_MASK;
1890 	info->sub_block_index |= dev_mask;
1891 
1892 	ret = psp_ras_send_cmd(psp,
1893 			TA_RAS_COMMAND__TRIGGER_ERROR, info, &ras_status);
1894 	if (ret)
1895 		return -EINVAL;
1896 
1897 	/* If err_event_athub occurs error inject was successful, however
1898 	 *  return status from TA is no long reliable
1899 	 */
1900 	if (amdgpu_ras_intr_triggered())
1901 		return 0;
1902 
1903 	if (ras_status == TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED)
1904 		return -EACCES;
1905 	else if (ras_status)
1906 		return -EINVAL;
1907 
1908 	return 0;
1909 }
1910 
psp_ras_query_address(struct psp_context * psp,struct ta_ras_query_address_input * addr_in,struct ta_ras_query_address_output * addr_out)1911 int psp_ras_query_address(struct psp_context *psp,
1912 			  struct ta_ras_query_address_input *addr_in,
1913 			  struct ta_ras_query_address_output *addr_out)
1914 {
1915 	int ret;
1916 
1917 	if (!psp->ras_context.context.initialized ||
1918 		!addr_in || !addr_out)
1919 		return -EINVAL;
1920 
1921 	ret = psp_ras_send_cmd(psp,
1922 			TA_RAS_COMMAND__QUERY_ADDRESS, addr_in, addr_out);
1923 
1924 	return ret;
1925 }
1926 // ras end
1927 
1928 // HDCP start
psp_hdcp_initialize(struct psp_context * psp)1929 static int psp_hdcp_initialize(struct psp_context *psp)
1930 {
1931 	int ret;
1932 
1933 	/*
1934 	 * TODO: bypass the initialize in sriov for now
1935 	 */
1936 	if (amdgpu_sriov_vf(psp->adev))
1937 		return 0;
1938 
1939 	/* bypass hdcp initialization if dmu is harvested */
1940 	if (!amdgpu_device_has_display_hardware(psp->adev))
1941 		return 0;
1942 
1943 	if (!psp->hdcp_context.context.bin_desc.size_bytes ||
1944 	    !psp->hdcp_context.context.bin_desc.start_addr) {
1945 		dev_info(psp->adev->dev, "HDCP: optional hdcp ta ucode is not available\n");
1946 		return 0;
1947 	}
1948 
1949 	psp->hdcp_context.context.mem_context.shared_mem_size = PSP_HDCP_SHARED_MEM_SIZE;
1950 	psp->hdcp_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1951 
1952 	if (!psp->hdcp_context.context.mem_context.shared_buf) {
1953 		ret = psp_ta_init_shared_buf(psp, &psp->hdcp_context.context.mem_context);
1954 		if (ret)
1955 			return ret;
1956 	}
1957 
1958 	ret = psp_ta_load(psp, &psp->hdcp_context.context);
1959 	if (!ret) {
1960 		psp->hdcp_context.context.initialized = true;
1961 		mutex_init(&psp->hdcp_context.mutex);
1962 	}
1963 
1964 	return ret;
1965 }
1966 
psp_hdcp_invoke(struct psp_context * psp,uint32_t ta_cmd_id)1967 int psp_hdcp_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1968 {
1969 	/*
1970 	 * TODO: bypass the loading in sriov for now
1971 	 */
1972 	if (amdgpu_sriov_vf(psp->adev))
1973 		return 0;
1974 
1975 	if (!psp->hdcp_context.context.initialized)
1976 		return 0;
1977 
1978 	return psp_ta_invoke(psp, ta_cmd_id, &psp->hdcp_context.context);
1979 }
1980 
psp_hdcp_terminate(struct psp_context * psp)1981 static int psp_hdcp_terminate(struct psp_context *psp)
1982 {
1983 	int ret;
1984 
1985 	/*
1986 	 * TODO: bypass the terminate in sriov for now
1987 	 */
1988 	if (amdgpu_sriov_vf(psp->adev))
1989 		return 0;
1990 
1991 	if (!psp->hdcp_context.context.initialized)
1992 		return 0;
1993 
1994 	ret = psp_ta_unload(psp, &psp->hdcp_context.context);
1995 
1996 	psp->hdcp_context.context.initialized = false;
1997 
1998 	return ret;
1999 }
2000 // HDCP end
2001 
2002 // DTM start
psp_dtm_initialize(struct psp_context * psp)2003 static int psp_dtm_initialize(struct psp_context *psp)
2004 {
2005 	int ret;
2006 
2007 	/*
2008 	 * TODO: bypass the initialize in sriov for now
2009 	 */
2010 	if (amdgpu_sriov_vf(psp->adev))
2011 		return 0;
2012 
2013 	/* bypass dtm initialization if dmu is harvested */
2014 	if (!amdgpu_device_has_display_hardware(psp->adev))
2015 		return 0;
2016 
2017 	if (!psp->dtm_context.context.bin_desc.size_bytes ||
2018 	    !psp->dtm_context.context.bin_desc.start_addr) {
2019 		dev_info(psp->adev->dev, "DTM: optional dtm ta ucode is not available\n");
2020 		return 0;
2021 	}
2022 
2023 	psp->dtm_context.context.mem_context.shared_mem_size = PSP_DTM_SHARED_MEM_SIZE;
2024 	psp->dtm_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2025 
2026 	if (!psp->dtm_context.context.mem_context.shared_buf) {
2027 		ret = psp_ta_init_shared_buf(psp, &psp->dtm_context.context.mem_context);
2028 		if (ret)
2029 			return ret;
2030 	}
2031 
2032 	ret = psp_ta_load(psp, &psp->dtm_context.context);
2033 	if (!ret) {
2034 		psp->dtm_context.context.initialized = true;
2035 		mutex_init(&psp->dtm_context.mutex);
2036 	}
2037 
2038 	return ret;
2039 }
2040 
psp_dtm_invoke(struct psp_context * psp,uint32_t ta_cmd_id)2041 int psp_dtm_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
2042 {
2043 	/*
2044 	 * TODO: bypass the loading in sriov for now
2045 	 */
2046 	if (amdgpu_sriov_vf(psp->adev))
2047 		return 0;
2048 
2049 	if (!psp->dtm_context.context.initialized)
2050 		return 0;
2051 
2052 	return psp_ta_invoke(psp, ta_cmd_id, &psp->dtm_context.context);
2053 }
2054 
psp_dtm_terminate(struct psp_context * psp)2055 static int psp_dtm_terminate(struct psp_context *psp)
2056 {
2057 	int ret;
2058 
2059 	/*
2060 	 * TODO: bypass the terminate in sriov for now
2061 	 */
2062 	if (amdgpu_sriov_vf(psp->adev))
2063 		return 0;
2064 
2065 	if (!psp->dtm_context.context.initialized)
2066 		return 0;
2067 
2068 	ret = psp_ta_unload(psp, &psp->dtm_context.context);
2069 
2070 	psp->dtm_context.context.initialized = false;
2071 
2072 	return ret;
2073 }
2074 // DTM end
2075 
2076 // RAP start
psp_rap_initialize(struct psp_context * psp)2077 static int psp_rap_initialize(struct psp_context *psp)
2078 {
2079 	int ret;
2080 	enum ta_rap_status status = TA_RAP_STATUS__SUCCESS;
2081 
2082 	/*
2083 	 * TODO: bypass the initialize in sriov for now
2084 	 */
2085 	if (amdgpu_sriov_vf(psp->adev))
2086 		return 0;
2087 
2088 	if (!psp->rap_context.context.bin_desc.size_bytes ||
2089 	    !psp->rap_context.context.bin_desc.start_addr) {
2090 		dev_info(psp->adev->dev, "RAP: optional rap ta ucode is not available\n");
2091 		return 0;
2092 	}
2093 
2094 	psp->rap_context.context.mem_context.shared_mem_size = PSP_RAP_SHARED_MEM_SIZE;
2095 	psp->rap_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2096 
2097 	if (!psp->rap_context.context.mem_context.shared_buf) {
2098 		ret = psp_ta_init_shared_buf(psp, &psp->rap_context.context.mem_context);
2099 		if (ret)
2100 			return ret;
2101 	}
2102 
2103 	ret = psp_ta_load(psp, &psp->rap_context.context);
2104 	if (!ret) {
2105 		psp->rap_context.context.initialized = true;
2106 		mutex_init(&psp->rap_context.mutex);
2107 	} else
2108 		return ret;
2109 
2110 	ret = psp_rap_invoke(psp, TA_CMD_RAP__INITIALIZE, &status);
2111 	if (ret || status != TA_RAP_STATUS__SUCCESS) {
2112 		psp_rap_terminate(psp);
2113 		/* free rap shared memory */
2114 		psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
2115 
2116 		dev_warn(psp->adev->dev, "RAP TA initialize fail (%d) status %d.\n",
2117 			 ret, status);
2118 
2119 		return ret;
2120 	}
2121 
2122 	return 0;
2123 }
2124 
psp_rap_terminate(struct psp_context * psp)2125 static int psp_rap_terminate(struct psp_context *psp)
2126 {
2127 	int ret;
2128 
2129 	if (!psp->rap_context.context.initialized)
2130 		return 0;
2131 
2132 	ret = psp_ta_unload(psp, &psp->rap_context.context);
2133 
2134 	psp->rap_context.context.initialized = false;
2135 
2136 	return ret;
2137 }
2138 
psp_rap_invoke(struct psp_context * psp,uint32_t ta_cmd_id,enum ta_rap_status * status)2139 int psp_rap_invoke(struct psp_context *psp, uint32_t ta_cmd_id, enum ta_rap_status *status)
2140 {
2141 	struct ta_rap_shared_memory *rap_cmd;
2142 	int ret = 0;
2143 
2144 	if (!psp->rap_context.context.initialized)
2145 		return 0;
2146 
2147 	if (ta_cmd_id != TA_CMD_RAP__INITIALIZE &&
2148 	    ta_cmd_id != TA_CMD_RAP__VALIDATE_L0)
2149 		return -EINVAL;
2150 
2151 	mutex_lock(&psp->rap_context.mutex);
2152 
2153 	rap_cmd = (struct ta_rap_shared_memory *)
2154 		  psp->rap_context.context.mem_context.shared_buf;
2155 	memset(rap_cmd, 0, sizeof(struct ta_rap_shared_memory));
2156 
2157 	rap_cmd->cmd_id = ta_cmd_id;
2158 	rap_cmd->validation_method_id = METHOD_A;
2159 
2160 	ret = psp_ta_invoke(psp, rap_cmd->cmd_id, &psp->rap_context.context);
2161 	if (ret)
2162 		goto out_unlock;
2163 
2164 	if (status)
2165 		*status = rap_cmd->rap_status;
2166 
2167 out_unlock:
2168 	mutex_unlock(&psp->rap_context.mutex);
2169 
2170 	return ret;
2171 }
2172 // RAP end
2173 
2174 /* securedisplay start */
psp_securedisplay_initialize(struct psp_context * psp)2175 static int psp_securedisplay_initialize(struct psp_context *psp)
2176 {
2177 	int ret;
2178 	struct ta_securedisplay_cmd *securedisplay_cmd;
2179 
2180 	/*
2181 	 * TODO: bypass the initialize in sriov for now
2182 	 */
2183 	if (amdgpu_sriov_vf(psp->adev))
2184 		return 0;
2185 
2186 	/* bypass securedisplay initialization if dmu is harvested */
2187 	if (!amdgpu_device_has_display_hardware(psp->adev))
2188 		return 0;
2189 
2190 	if (!psp->securedisplay_context.context.bin_desc.size_bytes ||
2191 	    !psp->securedisplay_context.context.bin_desc.start_addr) {
2192 		dev_info(psp->adev->dev, "SECUREDISPLAY: securedisplay ta ucode is not available\n");
2193 		return 0;
2194 	}
2195 
2196 	psp->securedisplay_context.context.mem_context.shared_mem_size =
2197 		PSP_SECUREDISPLAY_SHARED_MEM_SIZE;
2198 	psp->securedisplay_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
2199 
2200 	if (!psp->securedisplay_context.context.initialized) {
2201 		ret = psp_ta_init_shared_buf(psp,
2202 					     &psp->securedisplay_context.context.mem_context);
2203 		if (ret)
2204 			return ret;
2205 	}
2206 
2207 	ret = psp_ta_load(psp, &psp->securedisplay_context.context);
2208 	if (!ret) {
2209 		psp->securedisplay_context.context.initialized = true;
2210 		mutex_init(&psp->securedisplay_context.mutex);
2211 	} else
2212 		return ret;
2213 
2214 	mutex_lock(&psp->securedisplay_context.mutex);
2215 
2216 	psp_prep_securedisplay_cmd_buf(psp, &securedisplay_cmd,
2217 			TA_SECUREDISPLAY_COMMAND__QUERY_TA);
2218 
2219 	ret = psp_securedisplay_invoke(psp, TA_SECUREDISPLAY_COMMAND__QUERY_TA);
2220 
2221 	mutex_unlock(&psp->securedisplay_context.mutex);
2222 
2223 	if (ret) {
2224 		psp_securedisplay_terminate(psp);
2225 		/* free securedisplay shared memory */
2226 		psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
2227 		dev_err(psp->adev->dev, "SECUREDISPLAY TA initialize fail.\n");
2228 		return -EINVAL;
2229 	}
2230 
2231 	if (securedisplay_cmd->status != TA_SECUREDISPLAY_STATUS__SUCCESS) {
2232 		psp_securedisplay_parse_resp_status(psp, securedisplay_cmd->status);
2233 		dev_err(psp->adev->dev, "SECUREDISPLAY: query securedisplay TA failed. ret 0x%x\n",
2234 			securedisplay_cmd->securedisplay_out_message.query_ta.query_cmd_ret);
2235 		/* don't try again */
2236 		psp->securedisplay_context.context.bin_desc.size_bytes = 0;
2237 	}
2238 
2239 	return 0;
2240 }
2241 
psp_securedisplay_terminate(struct psp_context * psp)2242 static int psp_securedisplay_terminate(struct psp_context *psp)
2243 {
2244 	int ret;
2245 
2246 	/*
2247 	 * TODO:bypass the terminate in sriov for now
2248 	 */
2249 	if (amdgpu_sriov_vf(psp->adev))
2250 		return 0;
2251 
2252 	if (!psp->securedisplay_context.context.initialized)
2253 		return 0;
2254 
2255 	ret = psp_ta_unload(psp, &psp->securedisplay_context.context);
2256 
2257 	psp->securedisplay_context.context.initialized = false;
2258 
2259 	return ret;
2260 }
2261 
psp_securedisplay_invoke(struct psp_context * psp,uint32_t ta_cmd_id)2262 int psp_securedisplay_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
2263 {
2264 	int ret;
2265 
2266 	if (!psp->securedisplay_context.context.initialized)
2267 		return -EINVAL;
2268 
2269 	if (ta_cmd_id != TA_SECUREDISPLAY_COMMAND__QUERY_TA &&
2270 	    ta_cmd_id != TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC &&
2271 	    ta_cmd_id != TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC_V2)
2272 		return -EINVAL;
2273 
2274 	ret = psp_ta_invoke(psp, ta_cmd_id, &psp->securedisplay_context.context);
2275 
2276 	return ret;
2277 }
2278 /* SECUREDISPLAY end */
2279 
amdgpu_psp_wait_for_bootloader(struct amdgpu_device * adev)2280 int amdgpu_psp_wait_for_bootloader(struct amdgpu_device *adev)
2281 {
2282 	struct psp_context *psp = &adev->psp;
2283 	int ret = 0;
2284 
2285 	if (!amdgpu_sriov_vf(adev) && psp->funcs && psp->funcs->wait_for_bootloader != NULL)
2286 		ret = psp->funcs->wait_for_bootloader(psp);
2287 
2288 	return ret;
2289 }
2290 
amdgpu_psp_get_ras_capability(struct psp_context * psp)2291 bool amdgpu_psp_get_ras_capability(struct psp_context *psp)
2292 {
2293 	if (psp->funcs &&
2294 	    psp->funcs->get_ras_capability) {
2295 		return psp->funcs->get_ras_capability(psp);
2296 	} else {
2297 		return false;
2298 	}
2299 }
2300 
amdgpu_psp_tos_reload_needed(struct amdgpu_device * adev)2301 bool amdgpu_psp_tos_reload_needed(struct amdgpu_device *adev)
2302 {
2303 	struct psp_context *psp = &adev->psp;
2304 
2305 	if (amdgpu_sriov_vf(adev) || (adev->flags & AMD_IS_APU))
2306 		return false;
2307 
2308 	if (psp->funcs && psp->funcs->is_reload_needed)
2309 		return psp->funcs->is_reload_needed(psp);
2310 
2311 	return false;
2312 }
2313 
psp_hw_start(struct psp_context * psp)2314 static int psp_hw_start(struct psp_context *psp)
2315 {
2316 	struct amdgpu_device *adev = psp->adev;
2317 	int ret;
2318 
2319 	if (!amdgpu_sriov_vf(adev)) {
2320 		if ((is_psp_fw_valid(psp->kdb)) &&
2321 		    (psp->funcs->bootloader_load_kdb != NULL)) {
2322 			ret = psp_bootloader_load_kdb(psp);
2323 			if (ret) {
2324 				dev_err(adev->dev, "PSP load kdb failed!\n");
2325 				return ret;
2326 			}
2327 		}
2328 
2329 		if ((is_psp_fw_valid(psp->spl)) &&
2330 		    (psp->funcs->bootloader_load_spl != NULL)) {
2331 			ret = psp_bootloader_load_spl(psp);
2332 			if (ret) {
2333 				dev_err(adev->dev, "PSP load spl failed!\n");
2334 				return ret;
2335 			}
2336 		}
2337 
2338 		if ((is_psp_fw_valid(psp->sys)) &&
2339 		    (psp->funcs->bootloader_load_sysdrv != NULL)) {
2340 			ret = psp_bootloader_load_sysdrv(psp);
2341 			if (ret) {
2342 				dev_err(adev->dev, "PSP load sys drv failed!\n");
2343 				return ret;
2344 			}
2345 		}
2346 
2347 		if ((is_psp_fw_valid(psp->soc_drv)) &&
2348 		    (psp->funcs->bootloader_load_soc_drv != NULL)) {
2349 			ret = psp_bootloader_load_soc_drv(psp);
2350 			if (ret) {
2351 				dev_err(adev->dev, "PSP load soc drv failed!\n");
2352 				return ret;
2353 			}
2354 		}
2355 
2356 		if ((is_psp_fw_valid(psp->intf_drv)) &&
2357 		    (psp->funcs->bootloader_load_intf_drv != NULL)) {
2358 			ret = psp_bootloader_load_intf_drv(psp);
2359 			if (ret) {
2360 				dev_err(adev->dev, "PSP load intf drv failed!\n");
2361 				return ret;
2362 			}
2363 		}
2364 
2365 		if ((is_psp_fw_valid(psp->dbg_drv)) &&
2366 		    (psp->funcs->bootloader_load_dbg_drv != NULL)) {
2367 			ret = psp_bootloader_load_dbg_drv(psp);
2368 			if (ret) {
2369 				dev_err(adev->dev, "PSP load dbg drv failed!\n");
2370 				return ret;
2371 			}
2372 		}
2373 
2374 		if ((is_psp_fw_valid(psp->ras_drv)) &&
2375 		    (psp->funcs->bootloader_load_ras_drv != NULL)) {
2376 			ret = psp_bootloader_load_ras_drv(psp);
2377 			if (ret) {
2378 				dev_err(adev->dev, "PSP load ras_drv failed!\n");
2379 				return ret;
2380 			}
2381 		}
2382 
2383 		if ((is_psp_fw_valid(psp->ipkeymgr_drv)) &&
2384 		    (psp->funcs->bootloader_load_ipkeymgr_drv != NULL)) {
2385 			ret = psp_bootloader_load_ipkeymgr_drv(psp);
2386 			if (ret) {
2387 				dev_err(adev->dev, "PSP load ipkeymgr_drv failed!\n");
2388 				return ret;
2389 			}
2390 		}
2391 
2392 		if ((is_psp_fw_valid(psp->spdm_drv)) &&
2393 		    (psp->funcs->bootloader_load_spdm_drv != NULL)) {
2394 			ret = psp_bootloader_load_spdm_drv(psp);
2395 			if (ret) {
2396 				dev_err(adev->dev, "PSP load spdm_drv failed!\n");
2397 				return ret;
2398 			}
2399 		}
2400 
2401 		if ((is_psp_fw_valid(psp->sos)) &&
2402 		    (psp->funcs->bootloader_load_sos != NULL)) {
2403 			ret = psp_bootloader_load_sos(psp);
2404 			if (ret) {
2405 				dev_err(adev->dev, "PSP load sos failed!\n");
2406 				return ret;
2407 			}
2408 		}
2409 	}
2410 
2411 	ret = psp_ring_create(psp, PSP_RING_TYPE__KM);
2412 	if (ret) {
2413 		dev_err(adev->dev, "PSP create ring failed!\n");
2414 		return ret;
2415 	}
2416 
2417 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev))
2418 		goto skip_pin_bo;
2419 
2420 	if (!psp->boot_time_tmr || psp->autoload_supported) {
2421 		ret = psp_tmr_init(psp);
2422 		if (ret) {
2423 			dev_err(adev->dev, "PSP tmr init failed!\n");
2424 			return ret;
2425 		}
2426 	}
2427 
2428 skip_pin_bo:
2429 	/*
2430 	 * For ASICs with DF Cstate management centralized
2431 	 * to PMFW, TMR setup should be performed after PMFW
2432 	 * loaded and before other non-psp firmware loaded.
2433 	 */
2434 	if (psp->pmfw_centralized_cstate_management) {
2435 		ret = psp_load_smu_fw(psp);
2436 		if (ret)
2437 			return ret;
2438 	}
2439 
2440 	if (!psp->boot_time_tmr || !psp->autoload_supported) {
2441 		ret = psp_tmr_load(psp);
2442 		if (ret) {
2443 			dev_err(adev->dev, "PSP load tmr failed!\n");
2444 			return ret;
2445 		}
2446 	}
2447 
2448 	return 0;
2449 }
2450 
psp_get_fw_type(struct amdgpu_firmware_info * ucode,enum psp_gfx_fw_type * type)2451 static int psp_get_fw_type(struct amdgpu_firmware_info *ucode,
2452 			   enum psp_gfx_fw_type *type)
2453 {
2454 	switch (ucode->ucode_id) {
2455 	case AMDGPU_UCODE_ID_CAP:
2456 		*type = GFX_FW_TYPE_CAP;
2457 		break;
2458 	case AMDGPU_UCODE_ID_SDMA0:
2459 		*type = GFX_FW_TYPE_SDMA0;
2460 		break;
2461 	case AMDGPU_UCODE_ID_SDMA1:
2462 		*type = GFX_FW_TYPE_SDMA1;
2463 		break;
2464 	case AMDGPU_UCODE_ID_SDMA2:
2465 		*type = GFX_FW_TYPE_SDMA2;
2466 		break;
2467 	case AMDGPU_UCODE_ID_SDMA3:
2468 		*type = GFX_FW_TYPE_SDMA3;
2469 		break;
2470 	case AMDGPU_UCODE_ID_SDMA4:
2471 		*type = GFX_FW_TYPE_SDMA4;
2472 		break;
2473 	case AMDGPU_UCODE_ID_SDMA5:
2474 		*type = GFX_FW_TYPE_SDMA5;
2475 		break;
2476 	case AMDGPU_UCODE_ID_SDMA6:
2477 		*type = GFX_FW_TYPE_SDMA6;
2478 		break;
2479 	case AMDGPU_UCODE_ID_SDMA7:
2480 		*type = GFX_FW_TYPE_SDMA7;
2481 		break;
2482 	case AMDGPU_UCODE_ID_CP_MES:
2483 		*type = GFX_FW_TYPE_CP_MES;
2484 		break;
2485 	case AMDGPU_UCODE_ID_CP_MES_DATA:
2486 		*type = GFX_FW_TYPE_MES_STACK;
2487 		break;
2488 	case AMDGPU_UCODE_ID_CP_MES1:
2489 		*type = GFX_FW_TYPE_CP_MES_KIQ;
2490 		break;
2491 	case AMDGPU_UCODE_ID_CP_MES1_DATA:
2492 		*type = GFX_FW_TYPE_MES_KIQ_STACK;
2493 		break;
2494 	case AMDGPU_UCODE_ID_CP_CE:
2495 		*type = GFX_FW_TYPE_CP_CE;
2496 		break;
2497 	case AMDGPU_UCODE_ID_CP_PFP:
2498 		*type = GFX_FW_TYPE_CP_PFP;
2499 		break;
2500 	case AMDGPU_UCODE_ID_CP_ME:
2501 		*type = GFX_FW_TYPE_CP_ME;
2502 		break;
2503 	case AMDGPU_UCODE_ID_CP_MEC1:
2504 		*type = GFX_FW_TYPE_CP_MEC;
2505 		break;
2506 	case AMDGPU_UCODE_ID_CP_MEC1_JT:
2507 		*type = GFX_FW_TYPE_CP_MEC_ME1;
2508 		break;
2509 	case AMDGPU_UCODE_ID_CP_MEC2:
2510 		*type = GFX_FW_TYPE_CP_MEC;
2511 		break;
2512 	case AMDGPU_UCODE_ID_CP_MEC2_JT:
2513 		*type = GFX_FW_TYPE_CP_MEC_ME2;
2514 		break;
2515 	case AMDGPU_UCODE_ID_RLC_P:
2516 		*type = GFX_FW_TYPE_RLC_P;
2517 		break;
2518 	case AMDGPU_UCODE_ID_RLC_V:
2519 		*type = GFX_FW_TYPE_RLC_V;
2520 		break;
2521 	case AMDGPU_UCODE_ID_RLC_G:
2522 		*type = GFX_FW_TYPE_RLC_G;
2523 		break;
2524 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL:
2525 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_CNTL;
2526 		break;
2527 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM:
2528 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_GPM_MEM;
2529 		break;
2530 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM:
2531 		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_MEM;
2532 		break;
2533 	case AMDGPU_UCODE_ID_RLC_IRAM:
2534 		*type = GFX_FW_TYPE_RLC_IRAM;
2535 		break;
2536 	case AMDGPU_UCODE_ID_RLC_DRAM:
2537 		*type = GFX_FW_TYPE_RLC_DRAM_BOOT;
2538 		break;
2539 	case AMDGPU_UCODE_ID_GLOBAL_TAP_DELAYS:
2540 		*type = GFX_FW_TYPE_GLOBAL_TAP_DELAYS;
2541 		break;
2542 	case AMDGPU_UCODE_ID_SE0_TAP_DELAYS:
2543 		*type = GFX_FW_TYPE_SE0_TAP_DELAYS;
2544 		break;
2545 	case AMDGPU_UCODE_ID_SE1_TAP_DELAYS:
2546 		*type = GFX_FW_TYPE_SE1_TAP_DELAYS;
2547 		break;
2548 	case AMDGPU_UCODE_ID_SE2_TAP_DELAYS:
2549 		*type = GFX_FW_TYPE_SE2_TAP_DELAYS;
2550 		break;
2551 	case AMDGPU_UCODE_ID_SE3_TAP_DELAYS:
2552 		*type = GFX_FW_TYPE_SE3_TAP_DELAYS;
2553 		break;
2554 	case AMDGPU_UCODE_ID_SMC:
2555 		*type = GFX_FW_TYPE_SMU;
2556 		break;
2557 	case AMDGPU_UCODE_ID_PPTABLE:
2558 		*type = GFX_FW_TYPE_PPTABLE;
2559 		break;
2560 	case AMDGPU_UCODE_ID_UVD:
2561 		*type = GFX_FW_TYPE_UVD;
2562 		break;
2563 	case AMDGPU_UCODE_ID_UVD1:
2564 		*type = GFX_FW_TYPE_UVD1;
2565 		break;
2566 	case AMDGPU_UCODE_ID_VCE:
2567 		*type = GFX_FW_TYPE_VCE;
2568 		break;
2569 	case AMDGPU_UCODE_ID_VCN:
2570 		*type = GFX_FW_TYPE_VCN;
2571 		break;
2572 	case AMDGPU_UCODE_ID_VCN1:
2573 		*type = GFX_FW_TYPE_VCN1;
2574 		break;
2575 	case AMDGPU_UCODE_ID_DMCU_ERAM:
2576 		*type = GFX_FW_TYPE_DMCU_ERAM;
2577 		break;
2578 	case AMDGPU_UCODE_ID_DMCU_INTV:
2579 		*type = GFX_FW_TYPE_DMCU_ISR;
2580 		break;
2581 	case AMDGPU_UCODE_ID_VCN0_RAM:
2582 		*type = GFX_FW_TYPE_VCN0_RAM;
2583 		break;
2584 	case AMDGPU_UCODE_ID_VCN1_RAM:
2585 		*type = GFX_FW_TYPE_VCN1_RAM;
2586 		break;
2587 	case AMDGPU_UCODE_ID_DMCUB:
2588 		*type = GFX_FW_TYPE_DMUB;
2589 		break;
2590 	case AMDGPU_UCODE_ID_SDMA_UCODE_TH0:
2591 	case AMDGPU_UCODE_ID_SDMA_RS64:
2592 		*type = GFX_FW_TYPE_SDMA_UCODE_TH0;
2593 		break;
2594 	case AMDGPU_UCODE_ID_SDMA_UCODE_TH1:
2595 		*type = GFX_FW_TYPE_SDMA_UCODE_TH1;
2596 		break;
2597 	case AMDGPU_UCODE_ID_IMU_I:
2598 		*type = GFX_FW_TYPE_IMU_I;
2599 		break;
2600 	case AMDGPU_UCODE_ID_IMU_D:
2601 		*type = GFX_FW_TYPE_IMU_D;
2602 		break;
2603 	case AMDGPU_UCODE_ID_CP_RS64_PFP:
2604 		*type = GFX_FW_TYPE_RS64_PFP;
2605 		break;
2606 	case AMDGPU_UCODE_ID_CP_RS64_ME:
2607 		*type = GFX_FW_TYPE_RS64_ME;
2608 		break;
2609 	case AMDGPU_UCODE_ID_CP_RS64_MEC:
2610 		*type = GFX_FW_TYPE_RS64_MEC;
2611 		break;
2612 	case AMDGPU_UCODE_ID_CP_RS64_PFP_P0_STACK:
2613 		*type = GFX_FW_TYPE_RS64_PFP_P0_STACK;
2614 		break;
2615 	case AMDGPU_UCODE_ID_CP_RS64_PFP_P1_STACK:
2616 		*type = GFX_FW_TYPE_RS64_PFP_P1_STACK;
2617 		break;
2618 	case AMDGPU_UCODE_ID_CP_RS64_ME_P0_STACK:
2619 		*type = GFX_FW_TYPE_RS64_ME_P0_STACK;
2620 		break;
2621 	case AMDGPU_UCODE_ID_CP_RS64_ME_P1_STACK:
2622 		*type = GFX_FW_TYPE_RS64_ME_P1_STACK;
2623 		break;
2624 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P0_STACK:
2625 		*type = GFX_FW_TYPE_RS64_MEC_P0_STACK;
2626 		break;
2627 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P1_STACK:
2628 		*type = GFX_FW_TYPE_RS64_MEC_P1_STACK;
2629 		break;
2630 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P2_STACK:
2631 		*type = GFX_FW_TYPE_RS64_MEC_P2_STACK;
2632 		break;
2633 	case AMDGPU_UCODE_ID_CP_RS64_MEC_P3_STACK:
2634 		*type = GFX_FW_TYPE_RS64_MEC_P3_STACK;
2635 		break;
2636 	case AMDGPU_UCODE_ID_VPE_CTX:
2637 		*type = GFX_FW_TYPE_VPEC_FW1;
2638 		break;
2639 	case AMDGPU_UCODE_ID_VPE_CTL:
2640 		*type = GFX_FW_TYPE_VPEC_FW2;
2641 		break;
2642 	case AMDGPU_UCODE_ID_VPE:
2643 		*type = GFX_FW_TYPE_VPE;
2644 		break;
2645 	case AMDGPU_UCODE_ID_UMSCH_MM_UCODE:
2646 		*type = GFX_FW_TYPE_UMSCH_UCODE;
2647 		break;
2648 	case AMDGPU_UCODE_ID_UMSCH_MM_DATA:
2649 		*type = GFX_FW_TYPE_UMSCH_DATA;
2650 		break;
2651 	case AMDGPU_UCODE_ID_UMSCH_MM_CMD_BUFFER:
2652 		*type = GFX_FW_TYPE_UMSCH_CMD_BUFFER;
2653 		break;
2654 	case AMDGPU_UCODE_ID_P2S_TABLE:
2655 		*type = GFX_FW_TYPE_P2S_TABLE;
2656 		break;
2657 	case AMDGPU_UCODE_ID_JPEG_RAM:
2658 		*type = GFX_FW_TYPE_JPEG_RAM;
2659 		break;
2660 	case AMDGPU_UCODE_ID_ISP:
2661 		*type = GFX_FW_TYPE_ISP;
2662 		break;
2663 	case AMDGPU_UCODE_ID_MAXIMUM:
2664 	default:
2665 		return -EINVAL;
2666 	}
2667 
2668 	return 0;
2669 }
2670 
psp_print_fw_hdr(struct psp_context * psp,struct amdgpu_firmware_info * ucode)2671 static void psp_print_fw_hdr(struct psp_context *psp,
2672 			     struct amdgpu_firmware_info *ucode)
2673 {
2674 	struct amdgpu_device *adev = psp->adev;
2675 	struct common_firmware_header *hdr;
2676 
2677 	switch (ucode->ucode_id) {
2678 	case AMDGPU_UCODE_ID_SDMA0:
2679 	case AMDGPU_UCODE_ID_SDMA1:
2680 	case AMDGPU_UCODE_ID_SDMA2:
2681 	case AMDGPU_UCODE_ID_SDMA3:
2682 	case AMDGPU_UCODE_ID_SDMA4:
2683 	case AMDGPU_UCODE_ID_SDMA5:
2684 	case AMDGPU_UCODE_ID_SDMA6:
2685 	case AMDGPU_UCODE_ID_SDMA7:
2686 		hdr = (struct common_firmware_header *)
2687 			adev->sdma.instance[ucode->ucode_id - AMDGPU_UCODE_ID_SDMA0].fw->data;
2688 		amdgpu_ucode_print_sdma_hdr(hdr);
2689 		break;
2690 	case AMDGPU_UCODE_ID_CP_CE:
2691 		hdr = (struct common_firmware_header *)adev->gfx.ce_fw->data;
2692 		amdgpu_ucode_print_gfx_hdr(hdr);
2693 		break;
2694 	case AMDGPU_UCODE_ID_CP_PFP:
2695 		hdr = (struct common_firmware_header *)adev->gfx.pfp_fw->data;
2696 		amdgpu_ucode_print_gfx_hdr(hdr);
2697 		break;
2698 	case AMDGPU_UCODE_ID_CP_ME:
2699 		hdr = (struct common_firmware_header *)adev->gfx.me_fw->data;
2700 		amdgpu_ucode_print_gfx_hdr(hdr);
2701 		break;
2702 	case AMDGPU_UCODE_ID_CP_MEC1:
2703 		hdr = (struct common_firmware_header *)adev->gfx.mec_fw->data;
2704 		amdgpu_ucode_print_gfx_hdr(hdr);
2705 		break;
2706 	case AMDGPU_UCODE_ID_RLC_G:
2707 		hdr = (struct common_firmware_header *)adev->gfx.rlc_fw->data;
2708 		amdgpu_ucode_print_rlc_hdr(hdr);
2709 		break;
2710 	case AMDGPU_UCODE_ID_SMC:
2711 		hdr = (struct common_firmware_header *)adev->pm.fw->data;
2712 		amdgpu_ucode_print_smc_hdr(hdr);
2713 		break;
2714 	default:
2715 		break;
2716 	}
2717 }
2718 
psp_prep_load_ip_fw_cmd_buf(struct psp_context * psp,struct amdgpu_firmware_info * ucode,struct psp_gfx_cmd_resp * cmd)2719 static int psp_prep_load_ip_fw_cmd_buf(struct psp_context *psp,
2720 				       struct amdgpu_firmware_info *ucode,
2721 				       struct psp_gfx_cmd_resp *cmd)
2722 {
2723 	int ret;
2724 	uint64_t fw_mem_mc_addr = ucode->mc_addr;
2725 
2726 	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
2727 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr);
2728 	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr);
2729 	cmd->cmd.cmd_load_ip_fw.fw_size = ucode->ucode_size;
2730 
2731 	ret = psp_get_fw_type(ucode, &cmd->cmd.cmd_load_ip_fw.fw_type);
2732 	if (ret)
2733 		dev_err(psp->adev->dev, "Unknown firmware type\n");
2734 
2735 	return ret;
2736 }
2737 
psp_execute_ip_fw_load(struct psp_context * psp,struct amdgpu_firmware_info * ucode)2738 int psp_execute_ip_fw_load(struct psp_context *psp,
2739 			   struct amdgpu_firmware_info *ucode)
2740 {
2741 	int ret = 0;
2742 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
2743 
2744 	ret = psp_prep_load_ip_fw_cmd_buf(psp, ucode, cmd);
2745 	if (!ret) {
2746 		ret = psp_cmd_submit_buf(psp, ucode, cmd,
2747 					 psp->fence_buf_mc_addr);
2748 	}
2749 
2750 	release_psp_cmd_buf(psp);
2751 
2752 	return ret;
2753 }
2754 
psp_load_p2s_table(struct psp_context * psp)2755 static int psp_load_p2s_table(struct psp_context *psp)
2756 {
2757 	int ret;
2758 	struct amdgpu_device *adev = psp->adev;
2759 	struct amdgpu_firmware_info *ucode =
2760 		&adev->firmware.ucode[AMDGPU_UCODE_ID_P2S_TABLE];
2761 
2762 	if (adev->in_runpm && ((adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) ||
2763 				(adev->pm.rpm_mode == AMDGPU_RUNPM_BAMACO)))
2764 		return 0;
2765 
2766 	if (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 6) ||
2767 	    amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(13, 0, 14)) {
2768 		uint32_t supp_vers = adev->flags & AMD_IS_APU ? 0x0036013D :
2769 								0x0036003C;
2770 		if (psp->sos.fw_version < supp_vers)
2771 			return 0;
2772 	}
2773 
2774 	if (!ucode->fw || amdgpu_sriov_vf(psp->adev))
2775 		return 0;
2776 
2777 	ret = psp_execute_ip_fw_load(psp, ucode);
2778 
2779 	return ret;
2780 }
2781 
psp_load_smu_fw(struct psp_context * psp)2782 static int psp_load_smu_fw(struct psp_context *psp)
2783 {
2784 	int ret;
2785 	struct amdgpu_device *adev = psp->adev;
2786 	struct amdgpu_firmware_info *ucode =
2787 			&adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];
2788 	struct amdgpu_ras *ras = psp->ras_context.ras;
2789 
2790 	/*
2791 	 * Skip SMU FW reloading in case of using BACO for runpm only,
2792 	 * as SMU is always alive.
2793 	 */
2794 	if (adev->in_runpm && ((adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) ||
2795 				(adev->pm.rpm_mode == AMDGPU_RUNPM_BAMACO)))
2796 		return 0;
2797 
2798 	if (!ucode->fw || amdgpu_sriov_vf(psp->adev))
2799 		return 0;
2800 
2801 	if ((amdgpu_in_reset(adev) && ras && adev->ras_enabled &&
2802 	     (amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 4) ||
2803 	      amdgpu_ip_version(adev, MP0_HWIP, 0) == IP_VERSION(11, 0, 2)))) {
2804 		ret = amdgpu_dpm_set_mp1_state(adev, PP_MP1_STATE_UNLOAD);
2805 		if (ret)
2806 			dev_err(adev->dev, "Failed to set MP1 state prepare for reload\n");
2807 	}
2808 
2809 	ret = psp_execute_ip_fw_load(psp, ucode);
2810 
2811 	if (ret)
2812 		dev_err(adev->dev, "PSP load smu failed!\n");
2813 
2814 	return ret;
2815 }
2816 
fw_load_skip_check(struct psp_context * psp,struct amdgpu_firmware_info * ucode)2817 static bool fw_load_skip_check(struct psp_context *psp,
2818 			       struct amdgpu_firmware_info *ucode)
2819 {
2820 	if (!ucode->fw || !ucode->ucode_size)
2821 		return true;
2822 
2823 	if (ucode->ucode_id == AMDGPU_UCODE_ID_P2S_TABLE)
2824 		return true;
2825 
2826 	if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
2827 	    (psp_smu_reload_quirk(psp) ||
2828 	     psp->autoload_supported ||
2829 	     psp->pmfw_centralized_cstate_management))
2830 		return true;
2831 
2832 	if (amdgpu_sriov_vf(psp->adev) &&
2833 	    amdgpu_virt_fw_load_skip_check(psp->adev, ucode->ucode_id))
2834 		return true;
2835 
2836 	if (psp->autoload_supported &&
2837 	    (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1_JT ||
2838 	     ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2_JT))
2839 		/* skip mec JT when autoload is enabled */
2840 		return true;
2841 
2842 	return false;
2843 }
2844 
psp_load_fw_list(struct psp_context * psp,struct amdgpu_firmware_info ** ucode_list,int ucode_count)2845 int psp_load_fw_list(struct psp_context *psp,
2846 		     struct amdgpu_firmware_info **ucode_list, int ucode_count)
2847 {
2848 	int ret = 0, i;
2849 	struct amdgpu_firmware_info *ucode;
2850 
2851 	for (i = 0; i < ucode_count; ++i) {
2852 		ucode = ucode_list[i];
2853 		psp_print_fw_hdr(psp, ucode);
2854 		ret = psp_execute_ip_fw_load(psp, ucode);
2855 		if (ret)
2856 			return ret;
2857 	}
2858 	return ret;
2859 }
2860 
psp_load_non_psp_fw(struct psp_context * psp)2861 static int psp_load_non_psp_fw(struct psp_context *psp)
2862 {
2863 	int i, ret;
2864 	struct amdgpu_firmware_info *ucode;
2865 	struct amdgpu_device *adev = psp->adev;
2866 
2867 	if (psp->autoload_supported &&
2868 	    !psp->pmfw_centralized_cstate_management) {
2869 		ret = psp_load_smu_fw(psp);
2870 		if (ret)
2871 			return ret;
2872 	}
2873 
2874 	/* Load P2S table first if it's available */
2875 	psp_load_p2s_table(psp);
2876 
2877 	for (i = 0; i < adev->firmware.max_ucodes; i++) {
2878 		ucode = &adev->firmware.ucode[i];
2879 
2880 		if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
2881 		    !fw_load_skip_check(psp, ucode)) {
2882 			ret = psp_load_smu_fw(psp);
2883 			if (ret)
2884 				return ret;
2885 			continue;
2886 		}
2887 
2888 		if (fw_load_skip_check(psp, ucode))
2889 			continue;
2890 
2891 		if (psp->autoload_supported &&
2892 		    (amdgpu_ip_version(adev, MP0_HWIP, 0) ==
2893 			     IP_VERSION(11, 0, 7) ||
2894 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
2895 			     IP_VERSION(11, 0, 11) ||
2896 		     amdgpu_ip_version(adev, MP0_HWIP, 0) ==
2897 			     IP_VERSION(11, 0, 12)) &&
2898 		    (ucode->ucode_id == AMDGPU_UCODE_ID_SDMA1 ||
2899 		     ucode->ucode_id == AMDGPU_UCODE_ID_SDMA2 ||
2900 		     ucode->ucode_id == AMDGPU_UCODE_ID_SDMA3))
2901 			/* PSP only receive one SDMA fw for sienna_cichlid,
2902 			 * as all four sdma fw are same
2903 			 */
2904 			continue;
2905 
2906 		psp_print_fw_hdr(psp, ucode);
2907 
2908 		ret = psp_execute_ip_fw_load(psp, ucode);
2909 		if (ret)
2910 			return ret;
2911 
2912 		/* Start rlc autoload after psp received all the gfx firmware */
2913 		if (psp->autoload_supported && ucode->ucode_id == (amdgpu_sriov_vf(adev) ?
2914 		    adev->virt.autoload_ucode_id : AMDGPU_UCODE_ID_RLC_G)) {
2915 			ret = psp_rlc_autoload_start(psp);
2916 			if (ret) {
2917 				dev_err(adev->dev, "Failed to start rlc autoload\n");
2918 				return ret;
2919 			}
2920 		}
2921 	}
2922 
2923 	return 0;
2924 }
2925 
psp_load_fw(struct amdgpu_device * adev)2926 static int psp_load_fw(struct amdgpu_device *adev)
2927 {
2928 	int ret;
2929 	struct psp_context *psp = &adev->psp;
2930 
2931 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev)) {
2932 		/* should not destroy ring, only stop */
2933 		psp_ring_stop(psp, PSP_RING_TYPE__KM);
2934 	} else {
2935 		memset(psp->fence_buf, 0, PSP_FENCE_BUFFER_SIZE);
2936 
2937 		ret = psp_ring_init(psp, PSP_RING_TYPE__KM);
2938 		if (ret) {
2939 			dev_err(adev->dev, "PSP ring init failed!\n");
2940 			goto failed;
2941 		}
2942 	}
2943 
2944 	ret = psp_hw_start(psp);
2945 	if (ret)
2946 		goto failed;
2947 
2948 	ret = psp_load_non_psp_fw(psp);
2949 	if (ret)
2950 		goto failed1;
2951 
2952 	ret = psp_asd_initialize(psp);
2953 	if (ret) {
2954 		dev_err(adev->dev, "PSP load asd failed!\n");
2955 		goto failed1;
2956 	}
2957 
2958 	ret = psp_rl_load(adev);
2959 	if (ret) {
2960 		dev_err(adev->dev, "PSP load RL failed!\n");
2961 		goto failed1;
2962 	}
2963 
2964 	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev)) {
2965 		if (adev->gmc.xgmi.num_physical_nodes > 1) {
2966 			ret = psp_xgmi_initialize(psp, false, true);
2967 			/* Warning the XGMI seesion initialize failure
2968 			 * Instead of stop driver initialization
2969 			 */
2970 			if (ret)
2971 				dev_err(psp->adev->dev,
2972 					"XGMI: Failed to initialize XGMI session\n");
2973 		}
2974 	}
2975 
2976 	if (psp->ta_fw) {
2977 		ret = psp_ras_initialize(psp);
2978 		if (ret)
2979 			dev_err(psp->adev->dev,
2980 				"RAS: Failed to initialize RAS\n");
2981 
2982 		ret = psp_hdcp_initialize(psp);
2983 		if (ret)
2984 			dev_err(psp->adev->dev,
2985 				"HDCP: Failed to initialize HDCP\n");
2986 
2987 		ret = psp_dtm_initialize(psp);
2988 		if (ret)
2989 			dev_err(psp->adev->dev,
2990 				"DTM: Failed to initialize DTM\n");
2991 
2992 		ret = psp_rap_initialize(psp);
2993 		if (ret)
2994 			dev_err(psp->adev->dev,
2995 				"RAP: Failed to initialize RAP\n");
2996 
2997 		ret = psp_securedisplay_initialize(psp);
2998 		if (ret)
2999 			dev_err(psp->adev->dev,
3000 				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
3001 	}
3002 
3003 	return 0;
3004 
3005 failed1:
3006 	psp_free_shared_bufs(psp);
3007 failed:
3008 	/*
3009 	 * all cleanup jobs (xgmi terminate, ras terminate,
3010 	 * ring destroy, cmd/fence/fw buffers destory,
3011 	 * psp->cmd destory) are delayed to psp_hw_fini
3012 	 */
3013 	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
3014 	return ret;
3015 }
3016 
psp_hw_init(struct amdgpu_ip_block * ip_block)3017 static int psp_hw_init(struct amdgpu_ip_block *ip_block)
3018 {
3019 	int ret;
3020 	struct amdgpu_device *adev = ip_block->adev;
3021 
3022 	mutex_lock(&adev->firmware.mutex);
3023 
3024 	ret = amdgpu_ucode_init_bo(adev);
3025 	if (ret)
3026 		goto failed;
3027 
3028 	ret = psp_load_fw(adev);
3029 	if (ret) {
3030 		dev_err(adev->dev, "PSP firmware loading failed\n");
3031 		goto failed;
3032 	}
3033 
3034 	mutex_unlock(&adev->firmware.mutex);
3035 	return 0;
3036 
3037 failed:
3038 	adev->firmware.load_type = AMDGPU_FW_LOAD_DIRECT;
3039 	mutex_unlock(&adev->firmware.mutex);
3040 	return -EINVAL;
3041 }
3042 
psp_hw_fini(struct amdgpu_ip_block * ip_block)3043 static int psp_hw_fini(struct amdgpu_ip_block *ip_block)
3044 {
3045 	struct amdgpu_device *adev = ip_block->adev;
3046 	struct psp_context *psp = &adev->psp;
3047 
3048 	if (psp->ta_fw) {
3049 		psp_ras_terminate(psp);
3050 		psp_securedisplay_terminate(psp);
3051 		psp_rap_terminate(psp);
3052 		psp_dtm_terminate(psp);
3053 		psp_hdcp_terminate(psp);
3054 
3055 		if (adev->gmc.xgmi.num_physical_nodes > 1)
3056 			psp_xgmi_terminate(psp);
3057 	}
3058 
3059 	psp_asd_terminate(psp);
3060 	psp_tmr_terminate(psp);
3061 
3062 	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
3063 
3064 	return 0;
3065 }
3066 
psp_suspend(struct amdgpu_ip_block * ip_block)3067 static int psp_suspend(struct amdgpu_ip_block *ip_block)
3068 {
3069 	int ret = 0;
3070 	struct amdgpu_device *adev = ip_block->adev;
3071 	struct psp_context *psp = &adev->psp;
3072 
3073 	if (adev->gmc.xgmi.num_physical_nodes > 1 &&
3074 	    psp->xgmi_context.context.initialized) {
3075 		ret = psp_xgmi_terminate(psp);
3076 		if (ret) {
3077 			dev_err(adev->dev, "Failed to terminate xgmi ta\n");
3078 			goto out;
3079 		}
3080 	}
3081 
3082 	if (psp->ta_fw) {
3083 		ret = psp_ras_terminate(psp);
3084 		if (ret) {
3085 			dev_err(adev->dev, "Failed to terminate ras ta\n");
3086 			goto out;
3087 		}
3088 		ret = psp_hdcp_terminate(psp);
3089 		if (ret) {
3090 			dev_err(adev->dev, "Failed to terminate hdcp ta\n");
3091 			goto out;
3092 		}
3093 		ret = psp_dtm_terminate(psp);
3094 		if (ret) {
3095 			dev_err(adev->dev, "Failed to terminate dtm ta\n");
3096 			goto out;
3097 		}
3098 		ret = psp_rap_terminate(psp);
3099 		if (ret) {
3100 			dev_err(adev->dev, "Failed to terminate rap ta\n");
3101 			goto out;
3102 		}
3103 		ret = psp_securedisplay_terminate(psp);
3104 		if (ret) {
3105 			dev_err(adev->dev, "Failed to terminate securedisplay ta\n");
3106 			goto out;
3107 		}
3108 	}
3109 
3110 	ret = psp_asd_terminate(psp);
3111 	if (ret) {
3112 		dev_err(adev->dev, "Failed to terminate asd\n");
3113 		goto out;
3114 	}
3115 
3116 	ret = psp_tmr_terminate(psp);
3117 	if (ret) {
3118 		dev_err(adev->dev, "Failed to terminate tmr\n");
3119 		goto out;
3120 	}
3121 
3122 	ret = psp_ring_stop(psp, PSP_RING_TYPE__KM);
3123 	if (ret)
3124 		dev_err(adev->dev, "PSP ring stop failed\n");
3125 
3126 out:
3127 	return ret;
3128 }
3129 
psp_resume(struct amdgpu_ip_block * ip_block)3130 static int psp_resume(struct amdgpu_ip_block *ip_block)
3131 {
3132 	int ret;
3133 	struct amdgpu_device *adev = ip_block->adev;
3134 	struct psp_context *psp = &adev->psp;
3135 
3136 	dev_info(adev->dev, "PSP is resuming...\n");
3137 
3138 	if (psp->mem_train_ctx.enable_mem_training) {
3139 		ret = psp_mem_training(psp, PSP_MEM_TRAIN_RESUME);
3140 		if (ret) {
3141 			dev_err(adev->dev, "Failed to process memory training!\n");
3142 			return ret;
3143 		}
3144 	}
3145 
3146 	mutex_lock(&adev->firmware.mutex);
3147 
3148 	ret = amdgpu_ucode_init_bo(adev);
3149 	if (ret)
3150 		goto failed;
3151 
3152 	ret = psp_hw_start(psp);
3153 	if (ret)
3154 		goto failed;
3155 
3156 	ret = psp_load_non_psp_fw(psp);
3157 	if (ret)
3158 		goto failed;
3159 
3160 	ret = psp_asd_initialize(psp);
3161 	if (ret) {
3162 		dev_err(adev->dev, "PSP load asd failed!\n");
3163 		goto failed;
3164 	}
3165 
3166 	ret = psp_rl_load(adev);
3167 	if (ret) {
3168 		dev_err(adev->dev, "PSP load RL failed!\n");
3169 		goto failed;
3170 	}
3171 
3172 	if (adev->gmc.xgmi.num_physical_nodes > 1) {
3173 		ret = psp_xgmi_initialize(psp, false, true);
3174 		/* Warning the XGMI seesion initialize failure
3175 		 * Instead of stop driver initialization
3176 		 */
3177 		if (ret)
3178 			dev_err(psp->adev->dev,
3179 				"XGMI: Failed to initialize XGMI session\n");
3180 	}
3181 
3182 	if (psp->ta_fw) {
3183 		ret = psp_ras_initialize(psp);
3184 		if (ret)
3185 			dev_err(psp->adev->dev,
3186 				"RAS: Failed to initialize RAS\n");
3187 
3188 		ret = psp_hdcp_initialize(psp);
3189 		if (ret)
3190 			dev_err(psp->adev->dev,
3191 				"HDCP: Failed to initialize HDCP\n");
3192 
3193 		ret = psp_dtm_initialize(psp);
3194 		if (ret)
3195 			dev_err(psp->adev->dev,
3196 				"DTM: Failed to initialize DTM\n");
3197 
3198 		ret = psp_rap_initialize(psp);
3199 		if (ret)
3200 			dev_err(psp->adev->dev,
3201 				"RAP: Failed to initialize RAP\n");
3202 
3203 		ret = psp_securedisplay_initialize(psp);
3204 		if (ret)
3205 			dev_err(psp->adev->dev,
3206 				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
3207 	}
3208 
3209 	mutex_unlock(&adev->firmware.mutex);
3210 
3211 	return 0;
3212 
3213 failed:
3214 	dev_err(adev->dev, "PSP resume failed\n");
3215 	mutex_unlock(&adev->firmware.mutex);
3216 	return ret;
3217 }
3218 
psp_gpu_reset(struct amdgpu_device * adev)3219 int psp_gpu_reset(struct amdgpu_device *adev)
3220 {
3221 	int ret;
3222 
3223 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
3224 		return 0;
3225 
3226 	mutex_lock(&adev->psp.mutex);
3227 	ret = psp_mode1_reset(&adev->psp);
3228 	mutex_unlock(&adev->psp.mutex);
3229 
3230 	return ret;
3231 }
3232 
psp_rlc_autoload_start(struct psp_context * psp)3233 int psp_rlc_autoload_start(struct psp_context *psp)
3234 {
3235 	int ret;
3236 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
3237 
3238 	cmd->cmd_id = GFX_CMD_ID_AUTOLOAD_RLC;
3239 
3240 	ret = psp_cmd_submit_buf(psp, NULL, cmd,
3241 				 psp->fence_buf_mc_addr);
3242 
3243 	release_psp_cmd_buf(psp);
3244 
3245 	return ret;
3246 }
3247 
psp_ring_cmd_submit(struct psp_context * psp,uint64_t cmd_buf_mc_addr,uint64_t fence_mc_addr,int index)3248 int psp_ring_cmd_submit(struct psp_context *psp,
3249 			uint64_t cmd_buf_mc_addr,
3250 			uint64_t fence_mc_addr,
3251 			int index)
3252 {
3253 	unsigned int psp_write_ptr_reg = 0;
3254 	struct psp_gfx_rb_frame *write_frame;
3255 	struct psp_ring *ring = &psp->km_ring;
3256 	struct psp_gfx_rb_frame *ring_buffer_start = ring->ring_mem;
3257 	struct psp_gfx_rb_frame *ring_buffer_end = ring_buffer_start +
3258 		ring->ring_size / sizeof(struct psp_gfx_rb_frame) - 1;
3259 	struct amdgpu_device *adev = psp->adev;
3260 	uint32_t ring_size_dw = ring->ring_size / 4;
3261 	uint32_t rb_frame_size_dw = sizeof(struct psp_gfx_rb_frame) / 4;
3262 
3263 	/* KM (GPCOM) prepare write pointer */
3264 	psp_write_ptr_reg = psp_ring_get_wptr(psp);
3265 
3266 	/* Update KM RB frame pointer to new frame */
3267 	/* write_frame ptr increments by size of rb_frame in bytes */
3268 	/* psp_write_ptr_reg increments by size of rb_frame in DWORDs */
3269 	if ((psp_write_ptr_reg % ring_size_dw) == 0)
3270 		write_frame = ring_buffer_start;
3271 	else
3272 		write_frame = ring_buffer_start + (psp_write_ptr_reg / rb_frame_size_dw);
3273 	/* Check invalid write_frame ptr address */
3274 	if ((write_frame < ring_buffer_start) || (ring_buffer_end < write_frame)) {
3275 		dev_err(adev->dev,
3276 			"ring_buffer_start = %p; ring_buffer_end = %p; write_frame = %p\n",
3277 			ring_buffer_start, ring_buffer_end, write_frame);
3278 		dev_err(adev->dev,
3279 			"write_frame is pointing to address out of bounds\n");
3280 		return -EINVAL;
3281 	}
3282 
3283 	/* Initialize KM RB frame */
3284 	memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame));
3285 
3286 	/* Update KM RB frame */
3287 	write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr);
3288 	write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr);
3289 	write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr);
3290 	write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr);
3291 	write_frame->fence_value = index;
3292 	amdgpu_device_flush_hdp(adev, NULL);
3293 
3294 	/* Update the write Pointer in DWORDs */
3295 	psp_write_ptr_reg = (psp_write_ptr_reg + rb_frame_size_dw) % ring_size_dw;
3296 	psp_ring_set_wptr(psp, psp_write_ptr_reg);
3297 	return 0;
3298 }
3299 
psp_init_asd_microcode(struct psp_context * psp,const char * chip_name)3300 int psp_init_asd_microcode(struct psp_context *psp, const char *chip_name)
3301 {
3302 	struct amdgpu_device *adev = psp->adev;
3303 	const struct psp_firmware_header_v1_0 *asd_hdr;
3304 	int err = 0;
3305 
3306 	err = amdgpu_ucode_request(adev, &adev->psp.asd_fw, AMDGPU_UCODE_REQUIRED,
3307 				   "amdgpu/%s_asd.bin", chip_name);
3308 	if (err)
3309 		goto out;
3310 
3311 	asd_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.asd_fw->data;
3312 	adev->psp.asd_context.bin_desc.fw_version = le32_to_cpu(asd_hdr->header.ucode_version);
3313 	adev->psp.asd_context.bin_desc.feature_version = le32_to_cpu(asd_hdr->sos.fw_version);
3314 	adev->psp.asd_context.bin_desc.size_bytes = le32_to_cpu(asd_hdr->header.ucode_size_bytes);
3315 	adev->psp.asd_context.bin_desc.start_addr = (uint8_t *)asd_hdr +
3316 				le32_to_cpu(asd_hdr->header.ucode_array_offset_bytes);
3317 	return 0;
3318 out:
3319 	amdgpu_ucode_release(&adev->psp.asd_fw);
3320 	return err;
3321 }
3322 
psp_init_toc_microcode(struct psp_context * psp,const char * chip_name)3323 int psp_init_toc_microcode(struct psp_context *psp, const char *chip_name)
3324 {
3325 	struct amdgpu_device *adev = psp->adev;
3326 	const struct psp_firmware_header_v1_0 *toc_hdr;
3327 	int err = 0;
3328 
3329 	err = amdgpu_ucode_request(adev, &adev->psp.toc_fw, AMDGPU_UCODE_REQUIRED,
3330 				   "amdgpu/%s_toc.bin", chip_name);
3331 	if (err)
3332 		goto out;
3333 
3334 	toc_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.toc_fw->data;
3335 	adev->psp.toc.fw_version = le32_to_cpu(toc_hdr->header.ucode_version);
3336 	adev->psp.toc.feature_version = le32_to_cpu(toc_hdr->sos.fw_version);
3337 	adev->psp.toc.size_bytes = le32_to_cpu(toc_hdr->header.ucode_size_bytes);
3338 	adev->psp.toc.start_addr = (uint8_t *)toc_hdr +
3339 				le32_to_cpu(toc_hdr->header.ucode_array_offset_bytes);
3340 	return 0;
3341 out:
3342 	amdgpu_ucode_release(&adev->psp.toc_fw);
3343 	return err;
3344 }
3345 
parse_sos_bin_descriptor(struct psp_context * psp,const struct psp_fw_bin_desc * desc,const struct psp_firmware_header_v2_0 * sos_hdr)3346 static int parse_sos_bin_descriptor(struct psp_context *psp,
3347 				   const struct psp_fw_bin_desc *desc,
3348 				   const struct psp_firmware_header_v2_0 *sos_hdr)
3349 {
3350 	uint8_t *ucode_start_addr  = NULL;
3351 
3352 	if (!psp || !desc || !sos_hdr)
3353 		return -EINVAL;
3354 
3355 	ucode_start_addr  = (uint8_t *)sos_hdr +
3356 			    le32_to_cpu(desc->offset_bytes) +
3357 			    le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3358 
3359 	switch (desc->fw_type) {
3360 	case PSP_FW_TYPE_PSP_SOS:
3361 		psp->sos.fw_version        = le32_to_cpu(desc->fw_version);
3362 		psp->sos.feature_version   = le32_to_cpu(desc->fw_version);
3363 		psp->sos.size_bytes        = le32_to_cpu(desc->size_bytes);
3364 		psp->sos.start_addr	   = ucode_start_addr;
3365 		break;
3366 	case PSP_FW_TYPE_PSP_SYS_DRV:
3367 		psp->sys.fw_version        = le32_to_cpu(desc->fw_version);
3368 		psp->sys.feature_version   = le32_to_cpu(desc->fw_version);
3369 		psp->sys.size_bytes        = le32_to_cpu(desc->size_bytes);
3370 		psp->sys.start_addr        = ucode_start_addr;
3371 		break;
3372 	case PSP_FW_TYPE_PSP_KDB:
3373 		psp->kdb.fw_version        = le32_to_cpu(desc->fw_version);
3374 		psp->kdb.feature_version   = le32_to_cpu(desc->fw_version);
3375 		psp->kdb.size_bytes        = le32_to_cpu(desc->size_bytes);
3376 		psp->kdb.start_addr        = ucode_start_addr;
3377 		break;
3378 	case PSP_FW_TYPE_PSP_TOC:
3379 		psp->toc.fw_version        = le32_to_cpu(desc->fw_version);
3380 		psp->toc.feature_version   = le32_to_cpu(desc->fw_version);
3381 		psp->toc.size_bytes        = le32_to_cpu(desc->size_bytes);
3382 		psp->toc.start_addr        = ucode_start_addr;
3383 		break;
3384 	case PSP_FW_TYPE_PSP_SPL:
3385 		psp->spl.fw_version        = le32_to_cpu(desc->fw_version);
3386 		psp->spl.feature_version   = le32_to_cpu(desc->fw_version);
3387 		psp->spl.size_bytes        = le32_to_cpu(desc->size_bytes);
3388 		psp->spl.start_addr        = ucode_start_addr;
3389 		break;
3390 	case PSP_FW_TYPE_PSP_RL:
3391 		psp->rl.fw_version         = le32_to_cpu(desc->fw_version);
3392 		psp->rl.feature_version    = le32_to_cpu(desc->fw_version);
3393 		psp->rl.size_bytes         = le32_to_cpu(desc->size_bytes);
3394 		psp->rl.start_addr         = ucode_start_addr;
3395 		break;
3396 	case PSP_FW_TYPE_PSP_SOC_DRV:
3397 		psp->soc_drv.fw_version         = le32_to_cpu(desc->fw_version);
3398 		psp->soc_drv.feature_version    = le32_to_cpu(desc->fw_version);
3399 		psp->soc_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3400 		psp->soc_drv.start_addr         = ucode_start_addr;
3401 		break;
3402 	case PSP_FW_TYPE_PSP_INTF_DRV:
3403 		psp->intf_drv.fw_version        = le32_to_cpu(desc->fw_version);
3404 		psp->intf_drv.feature_version   = le32_to_cpu(desc->fw_version);
3405 		psp->intf_drv.size_bytes        = le32_to_cpu(desc->size_bytes);
3406 		psp->intf_drv.start_addr        = ucode_start_addr;
3407 		break;
3408 	case PSP_FW_TYPE_PSP_DBG_DRV:
3409 		psp->dbg_drv.fw_version         = le32_to_cpu(desc->fw_version);
3410 		psp->dbg_drv.feature_version    = le32_to_cpu(desc->fw_version);
3411 		psp->dbg_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3412 		psp->dbg_drv.start_addr         = ucode_start_addr;
3413 		break;
3414 	case PSP_FW_TYPE_PSP_RAS_DRV:
3415 		psp->ras_drv.fw_version         = le32_to_cpu(desc->fw_version);
3416 		psp->ras_drv.feature_version    = le32_to_cpu(desc->fw_version);
3417 		psp->ras_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3418 		psp->ras_drv.start_addr         = ucode_start_addr;
3419 		break;
3420 	case PSP_FW_TYPE_PSP_IPKEYMGR_DRV:
3421 		psp->ipkeymgr_drv.fw_version         = le32_to_cpu(desc->fw_version);
3422 		psp->ipkeymgr_drv.feature_version    = le32_to_cpu(desc->fw_version);
3423 		psp->ipkeymgr_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3424 		psp->ipkeymgr_drv.start_addr         = ucode_start_addr;
3425 		break;
3426 	case PSP_FW_TYPE_PSP_SPDM_DRV:
3427 		psp->spdm_drv.fw_version	= le32_to_cpu(desc->fw_version);
3428 		psp->spdm_drv.feature_version	= le32_to_cpu(desc->fw_version);
3429 		psp->spdm_drv.size_bytes	= le32_to_cpu(desc->size_bytes);
3430 		psp->spdm_drv.start_addr	= ucode_start_addr;
3431 		break;
3432 	default:
3433 		dev_warn(psp->adev->dev, "Unsupported PSP FW type: %d\n", desc->fw_type);
3434 		break;
3435 	}
3436 
3437 	return 0;
3438 }
3439 
psp_init_sos_base_fw(struct amdgpu_device * adev)3440 static int psp_init_sos_base_fw(struct amdgpu_device *adev)
3441 {
3442 	const struct psp_firmware_header_v1_0 *sos_hdr;
3443 	const struct psp_firmware_header_v1_3 *sos_hdr_v1_3;
3444 	uint8_t *ucode_array_start_addr;
3445 
3446 	sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
3447 	ucode_array_start_addr = (uint8_t *)sos_hdr +
3448 		le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3449 
3450 	if (adev->gmc.xgmi.connected_to_cpu ||
3451 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 2))) {
3452 		adev->psp.sos.fw_version = le32_to_cpu(sos_hdr->header.ucode_version);
3453 		adev->psp.sos.feature_version = le32_to_cpu(sos_hdr->sos.fw_version);
3454 
3455 		adev->psp.sys.size_bytes = le32_to_cpu(sos_hdr->sos.offset_bytes);
3456 		adev->psp.sys.start_addr = ucode_array_start_addr;
3457 
3458 		adev->psp.sos.size_bytes = le32_to_cpu(sos_hdr->sos.size_bytes);
3459 		adev->psp.sos.start_addr = ucode_array_start_addr +
3460 				le32_to_cpu(sos_hdr->sos.offset_bytes);
3461 	} else {
3462 		/* Load alternate PSP SOS FW */
3463 		sos_hdr_v1_3 = (const struct psp_firmware_header_v1_3 *)adev->psp.sos_fw->data;
3464 
3465 		adev->psp.sos.fw_version = le32_to_cpu(sos_hdr_v1_3->sos_aux.fw_version);
3466 		adev->psp.sos.feature_version = le32_to_cpu(sos_hdr_v1_3->sos_aux.fw_version);
3467 
3468 		adev->psp.sys.size_bytes = le32_to_cpu(sos_hdr_v1_3->sys_drv_aux.size_bytes);
3469 		adev->psp.sys.start_addr = ucode_array_start_addr +
3470 			le32_to_cpu(sos_hdr_v1_3->sys_drv_aux.offset_bytes);
3471 
3472 		adev->psp.sos.size_bytes = le32_to_cpu(sos_hdr_v1_3->sos_aux.size_bytes);
3473 		adev->psp.sos.start_addr = ucode_array_start_addr +
3474 			le32_to_cpu(sos_hdr_v1_3->sos_aux.offset_bytes);
3475 	}
3476 
3477 	if ((adev->psp.sys.size_bytes == 0) || (adev->psp.sos.size_bytes == 0)) {
3478 		dev_warn(adev->dev, "PSP SOS FW not available");
3479 		return -EINVAL;
3480 	}
3481 
3482 	return 0;
3483 }
3484 
psp_init_sos_microcode(struct psp_context * psp,const char * chip_name)3485 int psp_init_sos_microcode(struct psp_context *psp, const char *chip_name)
3486 {
3487 	struct amdgpu_device *adev = psp->adev;
3488 	const struct psp_firmware_header_v1_0 *sos_hdr;
3489 	const struct psp_firmware_header_v1_1 *sos_hdr_v1_1;
3490 	const struct psp_firmware_header_v1_2 *sos_hdr_v1_2;
3491 	const struct psp_firmware_header_v1_3 *sos_hdr_v1_3;
3492 	const struct psp_firmware_header_v2_0 *sos_hdr_v2_0;
3493 	const struct psp_firmware_header_v2_1 *sos_hdr_v2_1;
3494 	int fw_index, fw_bin_count, start_index = 0;
3495 	const struct psp_fw_bin_desc *fw_bin;
3496 	uint8_t *ucode_array_start_addr;
3497 	int err = 0;
3498 
3499 	err = amdgpu_ucode_request(adev, &adev->psp.sos_fw, AMDGPU_UCODE_REQUIRED,
3500 				   "amdgpu/%s_sos.bin", chip_name);
3501 	if (err)
3502 		goto out;
3503 
3504 	sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
3505 	ucode_array_start_addr = (uint8_t *)sos_hdr +
3506 		le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3507 	amdgpu_ucode_print_psp_hdr(&sos_hdr->header);
3508 
3509 	switch (sos_hdr->header.header_version_major) {
3510 	case 1:
3511 		err = psp_init_sos_base_fw(adev);
3512 		if (err)
3513 			goto out;
3514 
3515 		if (sos_hdr->header.header_version_minor == 1) {
3516 			sos_hdr_v1_1 = (const struct psp_firmware_header_v1_1 *)adev->psp.sos_fw->data;
3517 			adev->psp.toc.size_bytes = le32_to_cpu(sos_hdr_v1_1->toc.size_bytes);
3518 			adev->psp.toc.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3519 					le32_to_cpu(sos_hdr_v1_1->toc.offset_bytes);
3520 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_1->kdb.size_bytes);
3521 			adev->psp.kdb.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3522 					le32_to_cpu(sos_hdr_v1_1->kdb.offset_bytes);
3523 		}
3524 		if (sos_hdr->header.header_version_minor == 2) {
3525 			sos_hdr_v1_2 = (const struct psp_firmware_header_v1_2 *)adev->psp.sos_fw->data;
3526 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_2->kdb.size_bytes);
3527 			adev->psp.kdb.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3528 						    le32_to_cpu(sos_hdr_v1_2->kdb.offset_bytes);
3529 		}
3530 		if (sos_hdr->header.header_version_minor == 3) {
3531 			sos_hdr_v1_3 = (const struct psp_firmware_header_v1_3 *)adev->psp.sos_fw->data;
3532 			adev->psp.toc.size_bytes = le32_to_cpu(sos_hdr_v1_3->v1_1.toc.size_bytes);
3533 			adev->psp.toc.start_addr = ucode_array_start_addr +
3534 				le32_to_cpu(sos_hdr_v1_3->v1_1.toc.offset_bytes);
3535 			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_3->v1_1.kdb.size_bytes);
3536 			adev->psp.kdb.start_addr = ucode_array_start_addr +
3537 				le32_to_cpu(sos_hdr_v1_3->v1_1.kdb.offset_bytes);
3538 			adev->psp.spl.size_bytes = le32_to_cpu(sos_hdr_v1_3->spl.size_bytes);
3539 			adev->psp.spl.start_addr = ucode_array_start_addr +
3540 				le32_to_cpu(sos_hdr_v1_3->spl.offset_bytes);
3541 			adev->psp.rl.size_bytes = le32_to_cpu(sos_hdr_v1_3->rl.size_bytes);
3542 			adev->psp.rl.start_addr = ucode_array_start_addr +
3543 				le32_to_cpu(sos_hdr_v1_3->rl.offset_bytes);
3544 		}
3545 		break;
3546 	case 2:
3547 		sos_hdr_v2_0 = (const struct psp_firmware_header_v2_0 *)adev->psp.sos_fw->data;
3548 
3549 		fw_bin_count = le32_to_cpu(sos_hdr_v2_0->psp_fw_bin_count);
3550 
3551 		if (fw_bin_count >= UCODE_MAX_PSP_PACKAGING) {
3552 			dev_err(adev->dev, "packed SOS count exceeds maximum limit\n");
3553 			err = -EINVAL;
3554 			goto out;
3555 		}
3556 
3557 		if (sos_hdr_v2_0->header.header_version_minor == 1) {
3558 			sos_hdr_v2_1 = (const struct psp_firmware_header_v2_1 *)adev->psp.sos_fw->data;
3559 
3560 			fw_bin = sos_hdr_v2_1->psp_fw_bin;
3561 
3562 			if (psp_is_aux_sos_load_required(psp))
3563 				start_index = le32_to_cpu(sos_hdr_v2_1->psp_aux_fw_bin_index);
3564 			else
3565 				fw_bin_count -= le32_to_cpu(sos_hdr_v2_1->psp_aux_fw_bin_index);
3566 
3567 		} else {
3568 			fw_bin = sos_hdr_v2_0->psp_fw_bin;
3569 		}
3570 
3571 		for (fw_index = start_index; fw_index < fw_bin_count; fw_index++) {
3572 			err = parse_sos_bin_descriptor(psp, fw_bin + fw_index,
3573 						       sos_hdr_v2_0);
3574 			if (err)
3575 				goto out;
3576 		}
3577 		break;
3578 	default:
3579 		dev_err(adev->dev,
3580 			"unsupported psp sos firmware\n");
3581 		err = -EINVAL;
3582 		goto out;
3583 	}
3584 
3585 	return 0;
3586 out:
3587 	amdgpu_ucode_release(&adev->psp.sos_fw);
3588 
3589 	return err;
3590 }
3591 
is_ta_fw_applicable(struct psp_context * psp,const struct psp_fw_bin_desc * desc)3592 static bool is_ta_fw_applicable(struct psp_context *psp,
3593 			     const struct psp_fw_bin_desc *desc)
3594 {
3595 	struct amdgpu_device *adev = psp->adev;
3596 	uint32_t fw_version;
3597 
3598 	switch (desc->fw_type) {
3599 	case TA_FW_TYPE_PSP_XGMI:
3600 	case TA_FW_TYPE_PSP_XGMI_AUX:
3601 		/* for now, AUX TA only exists on 13.0.6 ta bin,
3602 		 * from v20.00.0x.14
3603 		 */
3604 		if (amdgpu_ip_version(adev, MP0_HWIP, 0) ==
3605 		    IP_VERSION(13, 0, 6)) {
3606 			fw_version = le32_to_cpu(desc->fw_version);
3607 
3608 			if (adev->flags & AMD_IS_APU &&
3609 			    (fw_version & 0xff) >= 0x14)
3610 				return desc->fw_type == TA_FW_TYPE_PSP_XGMI_AUX;
3611 			else
3612 				return desc->fw_type == TA_FW_TYPE_PSP_XGMI;
3613 		}
3614 		break;
3615 	default:
3616 		break;
3617 	}
3618 
3619 	return true;
3620 }
3621 
parse_ta_bin_descriptor(struct psp_context * psp,const struct psp_fw_bin_desc * desc,const struct ta_firmware_header_v2_0 * ta_hdr)3622 static int parse_ta_bin_descriptor(struct psp_context *psp,
3623 				   const struct psp_fw_bin_desc *desc,
3624 				   const struct ta_firmware_header_v2_0 *ta_hdr)
3625 {
3626 	uint8_t *ucode_start_addr  = NULL;
3627 
3628 	if (!psp || !desc || !ta_hdr)
3629 		return -EINVAL;
3630 
3631 	if (!is_ta_fw_applicable(psp, desc))
3632 		return 0;
3633 
3634 	ucode_start_addr  = (uint8_t *)ta_hdr +
3635 			    le32_to_cpu(desc->offset_bytes) +
3636 			    le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
3637 
3638 	switch (desc->fw_type) {
3639 	case TA_FW_TYPE_PSP_ASD:
3640 		psp->asd_context.bin_desc.fw_version        = le32_to_cpu(desc->fw_version);
3641 		psp->asd_context.bin_desc.feature_version   = le32_to_cpu(desc->fw_version);
3642 		psp->asd_context.bin_desc.size_bytes        = le32_to_cpu(desc->size_bytes);
3643 		psp->asd_context.bin_desc.start_addr        = ucode_start_addr;
3644 		break;
3645 	case TA_FW_TYPE_PSP_XGMI:
3646 	case TA_FW_TYPE_PSP_XGMI_AUX:
3647 		psp->xgmi_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3648 		psp->xgmi_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3649 		psp->xgmi_context.context.bin_desc.start_addr       = ucode_start_addr;
3650 		break;
3651 	case TA_FW_TYPE_PSP_RAS:
3652 		psp->ras_context.context.bin_desc.fw_version        = le32_to_cpu(desc->fw_version);
3653 		psp->ras_context.context.bin_desc.size_bytes        = le32_to_cpu(desc->size_bytes);
3654 		psp->ras_context.context.bin_desc.start_addr        = ucode_start_addr;
3655 		break;
3656 	case TA_FW_TYPE_PSP_HDCP:
3657 		psp->hdcp_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3658 		psp->hdcp_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3659 		psp->hdcp_context.context.bin_desc.start_addr       = ucode_start_addr;
3660 		break;
3661 	case TA_FW_TYPE_PSP_DTM:
3662 		psp->dtm_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3663 		psp->dtm_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3664 		psp->dtm_context.context.bin_desc.start_addr       = ucode_start_addr;
3665 		break;
3666 	case TA_FW_TYPE_PSP_RAP:
3667 		psp->rap_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3668 		psp->rap_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3669 		psp->rap_context.context.bin_desc.start_addr       = ucode_start_addr;
3670 		break;
3671 	case TA_FW_TYPE_PSP_SECUREDISPLAY:
3672 		psp->securedisplay_context.context.bin_desc.fw_version =
3673 			le32_to_cpu(desc->fw_version);
3674 		psp->securedisplay_context.context.bin_desc.size_bytes =
3675 			le32_to_cpu(desc->size_bytes);
3676 		psp->securedisplay_context.context.bin_desc.start_addr =
3677 			ucode_start_addr;
3678 		break;
3679 	default:
3680 		dev_warn(psp->adev->dev, "Unsupported TA type: %d\n", desc->fw_type);
3681 		break;
3682 	}
3683 
3684 	return 0;
3685 }
3686 
parse_ta_v1_microcode(struct psp_context * psp)3687 static int parse_ta_v1_microcode(struct psp_context *psp)
3688 {
3689 	const struct ta_firmware_header_v1_0 *ta_hdr;
3690 	struct amdgpu_device *adev = psp->adev;
3691 
3692 	ta_hdr = (const struct ta_firmware_header_v1_0 *) adev->psp.ta_fw->data;
3693 
3694 	if (le16_to_cpu(ta_hdr->header.header_version_major) != 1)
3695 		return -EINVAL;
3696 
3697 	adev->psp.xgmi_context.context.bin_desc.fw_version =
3698 		le32_to_cpu(ta_hdr->xgmi.fw_version);
3699 	adev->psp.xgmi_context.context.bin_desc.size_bytes =
3700 		le32_to_cpu(ta_hdr->xgmi.size_bytes);
3701 	adev->psp.xgmi_context.context.bin_desc.start_addr =
3702 		(uint8_t *)ta_hdr +
3703 		le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
3704 
3705 	adev->psp.ras_context.context.bin_desc.fw_version =
3706 		le32_to_cpu(ta_hdr->ras.fw_version);
3707 	adev->psp.ras_context.context.bin_desc.size_bytes =
3708 		le32_to_cpu(ta_hdr->ras.size_bytes);
3709 	adev->psp.ras_context.context.bin_desc.start_addr =
3710 		(uint8_t *)adev->psp.xgmi_context.context.bin_desc.start_addr +
3711 		le32_to_cpu(ta_hdr->ras.offset_bytes);
3712 
3713 	adev->psp.hdcp_context.context.bin_desc.fw_version =
3714 		le32_to_cpu(ta_hdr->hdcp.fw_version);
3715 	adev->psp.hdcp_context.context.bin_desc.size_bytes =
3716 		le32_to_cpu(ta_hdr->hdcp.size_bytes);
3717 	adev->psp.hdcp_context.context.bin_desc.start_addr =
3718 		(uint8_t *)ta_hdr +
3719 		le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
3720 
3721 	adev->psp.dtm_context.context.bin_desc.fw_version =
3722 		le32_to_cpu(ta_hdr->dtm.fw_version);
3723 	adev->psp.dtm_context.context.bin_desc.size_bytes =
3724 		le32_to_cpu(ta_hdr->dtm.size_bytes);
3725 	adev->psp.dtm_context.context.bin_desc.start_addr =
3726 		(uint8_t *)adev->psp.hdcp_context.context.bin_desc.start_addr +
3727 		le32_to_cpu(ta_hdr->dtm.offset_bytes);
3728 
3729 	adev->psp.securedisplay_context.context.bin_desc.fw_version =
3730 		le32_to_cpu(ta_hdr->securedisplay.fw_version);
3731 	adev->psp.securedisplay_context.context.bin_desc.size_bytes =
3732 		le32_to_cpu(ta_hdr->securedisplay.size_bytes);
3733 	adev->psp.securedisplay_context.context.bin_desc.start_addr =
3734 		(uint8_t *)adev->psp.hdcp_context.context.bin_desc.start_addr +
3735 		le32_to_cpu(ta_hdr->securedisplay.offset_bytes);
3736 
3737 	adev->psp.ta_fw_version = le32_to_cpu(ta_hdr->header.ucode_version);
3738 
3739 	return 0;
3740 }
3741 
parse_ta_v2_microcode(struct psp_context * psp)3742 static int parse_ta_v2_microcode(struct psp_context *psp)
3743 {
3744 	const struct ta_firmware_header_v2_0 *ta_hdr;
3745 	struct amdgpu_device *adev = psp->adev;
3746 	int err = 0;
3747 	int ta_index = 0;
3748 
3749 	ta_hdr = (const struct ta_firmware_header_v2_0 *)adev->psp.ta_fw->data;
3750 
3751 	if (le16_to_cpu(ta_hdr->header.header_version_major) != 2)
3752 		return -EINVAL;
3753 
3754 	if (le32_to_cpu(ta_hdr->ta_fw_bin_count) >= UCODE_MAX_PSP_PACKAGING) {
3755 		dev_err(adev->dev, "packed TA count exceeds maximum limit\n");
3756 		return -EINVAL;
3757 	}
3758 
3759 	for (ta_index = 0; ta_index < le32_to_cpu(ta_hdr->ta_fw_bin_count); ta_index++) {
3760 		err = parse_ta_bin_descriptor(psp,
3761 					      &ta_hdr->ta_fw_bin[ta_index],
3762 					      ta_hdr);
3763 		if (err)
3764 			return err;
3765 	}
3766 
3767 	return 0;
3768 }
3769 
psp_init_ta_microcode(struct psp_context * psp,const char * chip_name)3770 int psp_init_ta_microcode(struct psp_context *psp, const char *chip_name)
3771 {
3772 	const struct common_firmware_header *hdr;
3773 	struct amdgpu_device *adev = psp->adev;
3774 	int err;
3775 
3776 	err = amdgpu_ucode_request(adev, &adev->psp.ta_fw, AMDGPU_UCODE_REQUIRED,
3777 				   "amdgpu/%s_ta.bin", chip_name);
3778 	if (err)
3779 		return err;
3780 
3781 	hdr = (const struct common_firmware_header *)adev->psp.ta_fw->data;
3782 	switch (le16_to_cpu(hdr->header_version_major)) {
3783 	case 1:
3784 		err = parse_ta_v1_microcode(psp);
3785 		break;
3786 	case 2:
3787 		err = parse_ta_v2_microcode(psp);
3788 		break;
3789 	default:
3790 		dev_err(adev->dev, "unsupported TA header version\n");
3791 		err = -EINVAL;
3792 	}
3793 
3794 	if (err)
3795 		amdgpu_ucode_release(&adev->psp.ta_fw);
3796 
3797 	return err;
3798 }
3799 
psp_init_cap_microcode(struct psp_context * psp,const char * chip_name)3800 int psp_init_cap_microcode(struct psp_context *psp, const char *chip_name)
3801 {
3802 	struct amdgpu_device *adev = psp->adev;
3803 	const struct psp_firmware_header_v1_0 *cap_hdr_v1_0;
3804 	struct amdgpu_firmware_info *info = NULL;
3805 	int err = 0;
3806 
3807 	if (!amdgpu_sriov_vf(adev)) {
3808 		dev_err(adev->dev, "cap microcode should only be loaded under SRIOV\n");
3809 		return -EINVAL;
3810 	}
3811 
3812 	err = amdgpu_ucode_request(adev, &adev->psp.cap_fw, AMDGPU_UCODE_OPTIONAL,
3813 				   "amdgpu/%s_cap.bin", chip_name);
3814 	if (err) {
3815 		if (err == -ENODEV) {
3816 			dev_warn(adev->dev, "cap microcode does not exist, skip\n");
3817 			err = 0;
3818 		} else {
3819 			dev_err(adev->dev, "fail to initialize cap microcode\n");
3820 		}
3821 		goto out;
3822 	}
3823 
3824 	info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CAP];
3825 	info->ucode_id = AMDGPU_UCODE_ID_CAP;
3826 	info->fw = adev->psp.cap_fw;
3827 	cap_hdr_v1_0 = (const struct psp_firmware_header_v1_0 *)
3828 		adev->psp.cap_fw->data;
3829 	adev->firmware.fw_size += ALIGN(
3830 			le32_to_cpu(cap_hdr_v1_0->header.ucode_size_bytes), PAGE_SIZE);
3831 	adev->psp.cap_fw_version = le32_to_cpu(cap_hdr_v1_0->header.ucode_version);
3832 	adev->psp.cap_feature_version = le32_to_cpu(cap_hdr_v1_0->sos.fw_version);
3833 	adev->psp.cap_ucode_size = le32_to_cpu(cap_hdr_v1_0->header.ucode_size_bytes);
3834 
3835 	return 0;
3836 
3837 out:
3838 	amdgpu_ucode_release(&adev->psp.cap_fw);
3839 	return err;
3840 }
3841 
psp_config_sq_perfmon(struct psp_context * psp,uint32_t xcp_id,bool core_override_enable,bool reg_override_enable,bool perfmon_override_enable)3842 int psp_config_sq_perfmon(struct psp_context *psp,
3843 		uint32_t xcp_id, bool core_override_enable,
3844 		bool reg_override_enable, bool perfmon_override_enable)
3845 {
3846 	int ret;
3847 
3848 	if (amdgpu_sriov_vf(psp->adev))
3849 		return 0;
3850 
3851 	if (xcp_id > MAX_XCP) {
3852 		dev_err(psp->adev->dev, "invalid xcp_id %d\n", xcp_id);
3853 		return -EINVAL;
3854 	}
3855 
3856 	if (amdgpu_ip_version(psp->adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 6)) {
3857 		dev_err(psp->adev->dev, "Unsupported MP0 version 0x%x for CONFIG_SQ_PERFMON command\n",
3858 			amdgpu_ip_version(psp->adev, MP0_HWIP, 0));
3859 		return -EINVAL;
3860 	}
3861 	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
3862 
3863 	cmd->cmd_id	=	GFX_CMD_ID_CONFIG_SQ_PERFMON;
3864 	cmd->cmd.config_sq_perfmon.gfx_xcp_mask	=	BIT_MASK(xcp_id);
3865 	cmd->cmd.config_sq_perfmon.core_override	=	core_override_enable;
3866 	cmd->cmd.config_sq_perfmon.reg_override	=	reg_override_enable;
3867 	cmd->cmd.config_sq_perfmon.perfmon_override = perfmon_override_enable;
3868 
3869 	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
3870 	if (ret)
3871 		dev_warn(psp->adev->dev, "PSP failed to config sq: xcp%d core%d reg%d perfmon%d\n",
3872 			xcp_id, core_override_enable, reg_override_enable, perfmon_override_enable);
3873 
3874 	release_psp_cmd_buf(psp);
3875 	return ret;
3876 }
3877 
psp_set_clockgating_state(struct amdgpu_ip_block * ip_block,enum amd_clockgating_state state)3878 static int psp_set_clockgating_state(struct amdgpu_ip_block *ip_block,
3879 					enum amd_clockgating_state state)
3880 {
3881 	return 0;
3882 }
3883 
psp_set_powergating_state(struct amdgpu_ip_block * ip_block,enum amd_powergating_state state)3884 static int psp_set_powergating_state(struct amdgpu_ip_block *ip_block,
3885 				     enum amd_powergating_state state)
3886 {
3887 	return 0;
3888 }
3889 
psp_usbc_pd_fw_sysfs_read(struct device * dev,struct device_attribute * attr,char * buf)3890 static ssize_t psp_usbc_pd_fw_sysfs_read(struct device *dev,
3891 					 struct device_attribute *attr,
3892 					 char *buf)
3893 {
3894 	struct drm_device *ddev = dev_get_drvdata(dev);
3895 	struct amdgpu_device *adev = drm_to_adev(ddev);
3896 	struct amdgpu_ip_block *ip_block;
3897 	uint32_t fw_ver;
3898 	int ret;
3899 
3900 	ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP);
3901 	if (!ip_block || !ip_block->status.late_initialized) {
3902 		dev_info(adev->dev, "PSP block is not ready yet\n.");
3903 		return -EBUSY;
3904 	}
3905 
3906 	mutex_lock(&adev->psp.mutex);
3907 	ret = psp_read_usbc_pd_fw(&adev->psp, &fw_ver);
3908 	mutex_unlock(&adev->psp.mutex);
3909 
3910 	if (ret) {
3911 		dev_err(adev->dev, "Failed to read USBC PD FW, err = %d\n", ret);
3912 		return ret;
3913 	}
3914 
3915 	return sysfs_emit(buf, "%x\n", fw_ver);
3916 }
3917 
psp_usbc_pd_fw_sysfs_write(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)3918 static ssize_t psp_usbc_pd_fw_sysfs_write(struct device *dev,
3919 						       struct device_attribute *attr,
3920 						       const char *buf,
3921 						       size_t count)
3922 {
3923 	struct drm_device *ddev = dev_get_drvdata(dev);
3924 	struct amdgpu_device *adev = drm_to_adev(ddev);
3925 	int ret, idx;
3926 	const struct firmware *usbc_pd_fw;
3927 	struct amdgpu_bo *fw_buf_bo = NULL;
3928 	uint64_t fw_pri_mc_addr;
3929 	void *fw_pri_cpu_addr;
3930 	struct amdgpu_ip_block *ip_block;
3931 
3932 	ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP);
3933 	if (!ip_block || !ip_block->status.late_initialized) {
3934 		dev_err(adev->dev, "PSP block is not ready yet.");
3935 		return -EBUSY;
3936 	}
3937 
3938 	if (!drm_dev_enter(ddev, &idx))
3939 		return -ENODEV;
3940 
3941 	ret = amdgpu_ucode_request(adev, &usbc_pd_fw, AMDGPU_UCODE_REQUIRED,
3942 				   "amdgpu/%s", buf);
3943 	if (ret)
3944 		goto fail;
3945 
3946 	/* LFB address which is aligned to 1MB boundary per PSP request */
3947 	ret = amdgpu_bo_create_kernel(adev, usbc_pd_fw->size, 0x100000,
3948 				      AMDGPU_GEM_DOMAIN_VRAM |
3949 				      AMDGPU_GEM_DOMAIN_GTT,
3950 				      &fw_buf_bo, &fw_pri_mc_addr,
3951 				      &fw_pri_cpu_addr);
3952 	if (ret)
3953 		goto rel_buf;
3954 
3955 	memcpy_toio(fw_pri_cpu_addr, usbc_pd_fw->data, usbc_pd_fw->size);
3956 
3957 	mutex_lock(&adev->psp.mutex);
3958 	ret = psp_load_usbc_pd_fw(&adev->psp, fw_pri_mc_addr);
3959 	mutex_unlock(&adev->psp.mutex);
3960 
3961 	amdgpu_bo_free_kernel(&fw_buf_bo, &fw_pri_mc_addr, &fw_pri_cpu_addr);
3962 
3963 rel_buf:
3964 	amdgpu_ucode_release(&usbc_pd_fw);
3965 fail:
3966 	if (ret) {
3967 		dev_err(adev->dev, "Failed to load USBC PD FW, err = %d", ret);
3968 		count = ret;
3969 	}
3970 
3971 	drm_dev_exit(idx);
3972 	return count;
3973 }
3974 
psp_copy_fw(struct psp_context * psp,uint8_t * start_addr,uint32_t bin_size)3975 void psp_copy_fw(struct psp_context *psp, uint8_t *start_addr, uint32_t bin_size)
3976 {
3977 	int idx;
3978 
3979 	if (!drm_dev_enter(adev_to_drm(psp->adev), &idx))
3980 		return;
3981 
3982 	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
3983 	memcpy(psp->fw_pri_buf, start_addr, bin_size);
3984 
3985 	drm_dev_exit(idx);
3986 }
3987 
3988 /**
3989  * DOC: usbc_pd_fw
3990  * Reading from this file will retrieve the USB-C PD firmware version. Writing to
3991  * this file will trigger the update process.
3992  */
3993 static DEVICE_ATTR(usbc_pd_fw, 0644,
3994 		   psp_usbc_pd_fw_sysfs_read,
3995 		   psp_usbc_pd_fw_sysfs_write);
3996 
is_psp_fw_valid(struct psp_bin_desc bin)3997 int is_psp_fw_valid(struct psp_bin_desc bin)
3998 {
3999 	return bin.size_bytes;
4000 }
4001 
amdgpu_psp_vbflash_write(struct file * filp,struct kobject * kobj,struct bin_attribute * bin_attr,char * buffer,loff_t pos,size_t count)4002 static ssize_t amdgpu_psp_vbflash_write(struct file *filp, struct kobject *kobj,
4003 					struct bin_attribute *bin_attr,
4004 					char *buffer, loff_t pos, size_t count)
4005 {
4006 	struct device *dev = kobj_to_dev(kobj);
4007 	struct drm_device *ddev = dev_get_drvdata(dev);
4008 	struct amdgpu_device *adev = drm_to_adev(ddev);
4009 
4010 	adev->psp.vbflash_done = false;
4011 
4012 	/* Safeguard against memory drain */
4013 	if (adev->psp.vbflash_image_size > AMD_VBIOS_FILE_MAX_SIZE_B) {
4014 		dev_err(adev->dev, "File size cannot exceed %u\n", AMD_VBIOS_FILE_MAX_SIZE_B);
4015 		kvfree(adev->psp.vbflash_tmp_buf);
4016 		adev->psp.vbflash_tmp_buf = NULL;
4017 		adev->psp.vbflash_image_size = 0;
4018 		return -ENOMEM;
4019 	}
4020 
4021 	/* TODO Just allocate max for now and optimize to realloc later if needed */
4022 	if (!adev->psp.vbflash_tmp_buf) {
4023 		adev->psp.vbflash_tmp_buf = kvmalloc(AMD_VBIOS_FILE_MAX_SIZE_B, GFP_KERNEL);
4024 		if (!adev->psp.vbflash_tmp_buf)
4025 			return -ENOMEM;
4026 	}
4027 
4028 	mutex_lock(&adev->psp.mutex);
4029 	memcpy(adev->psp.vbflash_tmp_buf + pos, buffer, count);
4030 	adev->psp.vbflash_image_size += count;
4031 	mutex_unlock(&adev->psp.mutex);
4032 
4033 	dev_dbg(adev->dev, "IFWI staged for update\n");
4034 
4035 	return count;
4036 }
4037 
amdgpu_psp_vbflash_read(struct file * filp,struct kobject * kobj,struct bin_attribute * bin_attr,char * buffer,loff_t pos,size_t count)4038 static ssize_t amdgpu_psp_vbflash_read(struct file *filp, struct kobject *kobj,
4039 				       struct bin_attribute *bin_attr, char *buffer,
4040 				       loff_t pos, size_t count)
4041 {
4042 	struct device *dev = kobj_to_dev(kobj);
4043 	struct drm_device *ddev = dev_get_drvdata(dev);
4044 	struct amdgpu_device *adev = drm_to_adev(ddev);
4045 	struct amdgpu_bo *fw_buf_bo = NULL;
4046 	uint64_t fw_pri_mc_addr;
4047 	void *fw_pri_cpu_addr;
4048 	int ret;
4049 
4050 	if (adev->psp.vbflash_image_size == 0)
4051 		return -EINVAL;
4052 
4053 	dev_dbg(adev->dev, "PSP IFWI flash process initiated\n");
4054 
4055 	ret = amdgpu_bo_create_kernel(adev, adev->psp.vbflash_image_size,
4056 					AMDGPU_GPU_PAGE_SIZE,
4057 					AMDGPU_GEM_DOMAIN_VRAM,
4058 					&fw_buf_bo,
4059 					&fw_pri_mc_addr,
4060 					&fw_pri_cpu_addr);
4061 	if (ret)
4062 		goto rel_buf;
4063 
4064 	memcpy_toio(fw_pri_cpu_addr, adev->psp.vbflash_tmp_buf, adev->psp.vbflash_image_size);
4065 
4066 	mutex_lock(&adev->psp.mutex);
4067 	ret = psp_update_spirom(&adev->psp, fw_pri_mc_addr);
4068 	mutex_unlock(&adev->psp.mutex);
4069 
4070 	amdgpu_bo_free_kernel(&fw_buf_bo, &fw_pri_mc_addr, &fw_pri_cpu_addr);
4071 
4072 rel_buf:
4073 	kvfree(adev->psp.vbflash_tmp_buf);
4074 	adev->psp.vbflash_tmp_buf = NULL;
4075 	adev->psp.vbflash_image_size = 0;
4076 
4077 	if (ret) {
4078 		dev_err(adev->dev, "Failed to load IFWI, err = %d\n", ret);
4079 		return ret;
4080 	}
4081 
4082 	dev_dbg(adev->dev, "PSP IFWI flash process done\n");
4083 	return 0;
4084 }
4085 
4086 /**
4087  * DOC: psp_vbflash
4088  * Writing to this file will stage an IFWI for update. Reading from this file
4089  * will trigger the update process.
4090  */
4091 static struct bin_attribute psp_vbflash_bin_attr = {
4092 	.attr = {.name = "psp_vbflash", .mode = 0660},
4093 	.size = 0,
4094 	.write = amdgpu_psp_vbflash_write,
4095 	.read = amdgpu_psp_vbflash_read,
4096 };
4097 
4098 /**
4099  * DOC: psp_vbflash_status
4100  * The status of the flash process.
4101  * 0: IFWI flash not complete.
4102  * 1: IFWI flash complete.
4103  */
amdgpu_psp_vbflash_status(struct device * dev,struct device_attribute * attr,char * buf)4104 static ssize_t amdgpu_psp_vbflash_status(struct device *dev,
4105 					 struct device_attribute *attr,
4106 					 char *buf)
4107 {
4108 	struct drm_device *ddev = dev_get_drvdata(dev);
4109 	struct amdgpu_device *adev = drm_to_adev(ddev);
4110 	uint32_t vbflash_status;
4111 
4112 	vbflash_status = psp_vbflash_status(&adev->psp);
4113 	if (!adev->psp.vbflash_done)
4114 		vbflash_status = 0;
4115 	else if (adev->psp.vbflash_done && !(vbflash_status & 0x80000000))
4116 		vbflash_status = 1;
4117 
4118 	return sysfs_emit(buf, "0x%x\n", vbflash_status);
4119 }
4120 static DEVICE_ATTR(psp_vbflash_status, 0440, amdgpu_psp_vbflash_status, NULL);
4121 
4122 static struct bin_attribute *bin_flash_attrs[] = {
4123 	&psp_vbflash_bin_attr,
4124 	NULL
4125 };
4126 
4127 static struct attribute *flash_attrs[] = {
4128 	&dev_attr_psp_vbflash_status.attr,
4129 	&dev_attr_usbc_pd_fw.attr,
4130 	NULL
4131 };
4132 
amdgpu_flash_attr_is_visible(struct kobject * kobj,struct attribute * attr,int idx)4133 static umode_t amdgpu_flash_attr_is_visible(struct kobject *kobj, struct attribute *attr, int idx)
4134 {
4135 	struct device *dev = kobj_to_dev(kobj);
4136 	struct drm_device *ddev = dev_get_drvdata(dev);
4137 	struct amdgpu_device *adev = drm_to_adev(ddev);
4138 
4139 	if (attr == &dev_attr_usbc_pd_fw.attr)
4140 		return adev->psp.sup_pd_fw_up ? 0660 : 0;
4141 
4142 	return adev->psp.sup_ifwi_up ? 0440 : 0;
4143 }
4144 
amdgpu_bin_flash_attr_is_visible(struct kobject * kobj,const struct bin_attribute * attr,int idx)4145 static umode_t amdgpu_bin_flash_attr_is_visible(struct kobject *kobj,
4146 						const struct bin_attribute *attr,
4147 						int idx)
4148 {
4149 	struct device *dev = kobj_to_dev(kobj);
4150 	struct drm_device *ddev = dev_get_drvdata(dev);
4151 	struct amdgpu_device *adev = drm_to_adev(ddev);
4152 
4153 	return adev->psp.sup_ifwi_up ? 0660 : 0;
4154 }
4155 
4156 const struct attribute_group amdgpu_flash_attr_group = {
4157 	.attrs = flash_attrs,
4158 	.bin_attrs = bin_flash_attrs,
4159 	.is_bin_visible = amdgpu_bin_flash_attr_is_visible,
4160 	.is_visible = amdgpu_flash_attr_is_visible,
4161 };
4162 
4163 const struct amd_ip_funcs psp_ip_funcs = {
4164 	.name = "psp",
4165 	.early_init = psp_early_init,
4166 	.sw_init = psp_sw_init,
4167 	.sw_fini = psp_sw_fini,
4168 	.hw_init = psp_hw_init,
4169 	.hw_fini = psp_hw_fini,
4170 	.suspend = psp_suspend,
4171 	.resume = psp_resume,
4172 	.set_clockgating_state = psp_set_clockgating_state,
4173 	.set_powergating_state = psp_set_powergating_state,
4174 };
4175 
4176 const struct amdgpu_ip_block_version psp_v3_1_ip_block = {
4177 	.type = AMD_IP_BLOCK_TYPE_PSP,
4178 	.major = 3,
4179 	.minor = 1,
4180 	.rev = 0,
4181 	.funcs = &psp_ip_funcs,
4182 };
4183 
4184 const struct amdgpu_ip_block_version psp_v10_0_ip_block = {
4185 	.type = AMD_IP_BLOCK_TYPE_PSP,
4186 	.major = 10,
4187 	.minor = 0,
4188 	.rev = 0,
4189 	.funcs = &psp_ip_funcs,
4190 };
4191 
4192 const struct amdgpu_ip_block_version psp_v11_0_ip_block = {
4193 	.type = AMD_IP_BLOCK_TYPE_PSP,
4194 	.major = 11,
4195 	.minor = 0,
4196 	.rev = 0,
4197 	.funcs = &psp_ip_funcs,
4198 };
4199 
4200 const struct amdgpu_ip_block_version psp_v11_0_8_ip_block = {
4201 	.type = AMD_IP_BLOCK_TYPE_PSP,
4202 	.major = 11,
4203 	.minor = 0,
4204 	.rev = 8,
4205 	.funcs = &psp_ip_funcs,
4206 };
4207 
4208 const struct amdgpu_ip_block_version psp_v12_0_ip_block = {
4209 	.type = AMD_IP_BLOCK_TYPE_PSP,
4210 	.major = 12,
4211 	.minor = 0,
4212 	.rev = 0,
4213 	.funcs = &psp_ip_funcs,
4214 };
4215 
4216 const struct amdgpu_ip_block_version psp_v13_0_ip_block = {
4217 	.type = AMD_IP_BLOCK_TYPE_PSP,
4218 	.major = 13,
4219 	.minor = 0,
4220 	.rev = 0,
4221 	.funcs = &psp_ip_funcs,
4222 };
4223 
4224 const struct amdgpu_ip_block_version psp_v13_0_4_ip_block = {
4225 	.type = AMD_IP_BLOCK_TYPE_PSP,
4226 	.major = 13,
4227 	.minor = 0,
4228 	.rev = 4,
4229 	.funcs = &psp_ip_funcs,
4230 };
4231 
4232 const struct amdgpu_ip_block_version psp_v14_0_ip_block = {
4233 	.type = AMD_IP_BLOCK_TYPE_PSP,
4234 	.major = 14,
4235 	.minor = 0,
4236 	.rev = 0,
4237 	.funcs = &psp_ip_funcs,
4238 };
4239