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
  42#include "amdgpu_ras.h"
  43#include "amdgpu_securedisplay.h"
  44#include "amdgpu_atomfirmware.h"
  45
  46#define AMD_VBIOS_FILE_MAX_SIZE_B      (1024*1024*3)
  47
  48static int psp_sysfs_init(struct amdgpu_device *adev);
  49static void psp_sysfs_fini(struct amdgpu_device *adev);
  50
  51static int psp_load_smu_fw(struct psp_context *psp);
  52static int psp_rap_terminate(struct psp_context *psp);
  53static int psp_securedisplay_terminate(struct psp_context *psp);
  54
  55static int psp_ring_init(struct psp_context *psp,
  56			 enum psp_ring_type ring_type)
  57{
  58	int ret = 0;
  59	struct psp_ring *ring;
  60	struct amdgpu_device *adev = psp->adev;
  61
  62	ring = &psp->km_ring;
  63
  64	ring->ring_type = ring_type;
  65
  66	/* allocate 4k Page of Local Frame Buffer memory for ring */
  67	ring->ring_size = 0x1000;
  68	ret = amdgpu_bo_create_kernel(adev, ring->ring_size, PAGE_SIZE,
  69				      AMDGPU_GEM_DOMAIN_VRAM,
 
  70				      &adev->firmware.rbuf,
  71				      &ring->ring_mem_mc_addr,
  72				      (void **)&ring->ring_mem);
  73	if (ret) {
  74		ring->ring_size = 0;
  75		return ret;
  76	}
  77
  78	return 0;
  79}
  80
  81/*
  82 * Due to DF Cstate management centralized to PMFW, the firmware
  83 * loading sequence will be updated as below:
  84 *   - Load KDB
  85 *   - Load SYS_DRV
  86 *   - Load tOS
  87 *   - Load PMFW
  88 *   - Setup TMR
  89 *   - Load other non-psp fw
  90 *   - Load ASD
  91 *   - Load XGMI/RAS/HDCP/DTM TA if any
  92 *
  93 * This new sequence is required for
  94 *   - Arcturus and onwards
  95 */
  96static void psp_check_pmfw_centralized_cstate_management(struct psp_context *psp)
  97{
  98	struct amdgpu_device *adev = psp->adev;
  99
 100	if (amdgpu_sriov_vf(adev)) {
 101		psp->pmfw_centralized_cstate_management = false;
 102		return;
 103	}
 104
 105	switch (adev->ip_versions[MP0_HWIP][0]) {
 106	case IP_VERSION(11, 0, 0):
 107	case IP_VERSION(11, 0, 4):
 108	case IP_VERSION(11, 0, 5):
 109	case IP_VERSION(11, 0, 7):
 110	case IP_VERSION(11, 0, 9):
 111	case IP_VERSION(11, 0, 11):
 112	case IP_VERSION(11, 0, 12):
 113	case IP_VERSION(11, 0, 13):
 114	case IP_VERSION(13, 0, 0):
 115	case IP_VERSION(13, 0, 2):
 116	case IP_VERSION(13, 0, 7):
 117		psp->pmfw_centralized_cstate_management = true;
 118		break;
 119	default:
 120		psp->pmfw_centralized_cstate_management = false;
 121		break;
 122	}
 123}
 124
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 125static int psp_early_init(void *handle)
 126{
 127	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 128	struct psp_context *psp = &adev->psp;
 129
 130	switch (adev->ip_versions[MP0_HWIP][0]) {
 
 
 
 131	case IP_VERSION(9, 0, 0):
 132		psp_v3_1_set_psp_funcs(psp);
 133		psp->autoload_supported = false;
 
 134		break;
 135	case IP_VERSION(10, 0, 0):
 136	case IP_VERSION(10, 0, 1):
 137		psp_v10_0_set_psp_funcs(psp);
 138		psp->autoload_supported = false;
 
 139		break;
 140	case IP_VERSION(11, 0, 2):
 141	case IP_VERSION(11, 0, 4):
 142		psp_v11_0_set_psp_funcs(psp);
 143		psp->autoload_supported = false;
 
 144		break;
 145	case IP_VERSION(11, 0, 0):
 
 
 
 146	case IP_VERSION(11, 0, 5):
 147	case IP_VERSION(11, 0, 9):
 148	case IP_VERSION(11, 0, 7):
 149	case IP_VERSION(11, 0, 11):
 150	case IP_VERSION(11, 5, 0):
 151	case IP_VERSION(11, 0, 12):
 152	case IP_VERSION(11, 0, 13):
 153		psp_v11_0_set_psp_funcs(psp);
 154		psp->autoload_supported = true;
 155		break;
 156	case IP_VERSION(11, 0, 3):
 157	case IP_VERSION(12, 0, 1):
 158		psp_v12_0_set_psp_funcs(psp);
 
 
 159		break;
 160	case IP_VERSION(13, 0, 2):
 
 
 
 161		psp_v13_0_set_psp_funcs(psp);
 
 162		break;
 163	case IP_VERSION(13, 0, 1):
 164	case IP_VERSION(13, 0, 3):
 165	case IP_VERSION(13, 0, 5):
 166	case IP_VERSION(13, 0, 8):
 167	case IP_VERSION(13, 0, 10):
 168	case IP_VERSION(13, 0, 11):
 
 
 169		psp_v13_0_set_psp_funcs(psp);
 170		psp->autoload_supported = true;
 171		break;
 172	case IP_VERSION(11, 0, 8):
 173		if (adev->apu_flags & AMD_APU_IS_CYAN_SKILLFISH2) {
 174			psp_v11_0_8_set_psp_funcs(psp);
 175			psp->autoload_supported = false;
 176		}
 
 
 177		break;
 178	case IP_VERSION(13, 0, 0):
 179	case IP_VERSION(13, 0, 7):
 
 180		psp_v13_0_set_psp_funcs(psp);
 181		psp->autoload_supported = true;
 
 182		break;
 183	case IP_VERSION(13, 0, 4):
 184		psp_v13_0_4_set_psp_funcs(psp);
 185		psp->autoload_supported = true;
 
 
 
 
 186		break;
 187	default:
 188		return -EINVAL;
 189	}
 190
 191	psp->adev = adev;
 192
 
 
 193	psp_check_pmfw_centralized_cstate_management(psp);
 194
 195	return 0;
 
 
 
 196}
 197
 198void psp_ta_free_shared_buf(struct ta_mem_context *mem_ctx)
 199{
 200	amdgpu_bo_free_kernel(&mem_ctx->shared_bo, &mem_ctx->shared_mc_addr,
 201			      &mem_ctx->shared_buf);
 202	mem_ctx->shared_bo = NULL;
 203}
 204
 205static void psp_free_shared_bufs(struct psp_context *psp)
 206{
 207	void *tmr_buf;
 208	void **pptr;
 209
 210	/* free TMR memory buffer */
 211	pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
 212	amdgpu_bo_free_kernel(&psp->tmr_bo, &psp->tmr_mc_addr, pptr);
 213	psp->tmr_bo = NULL;
 214
 215	/* free xgmi shared memory */
 216	psp_ta_free_shared_buf(&psp->xgmi_context.context.mem_context);
 217
 218	/* free ras shared memory */
 219	psp_ta_free_shared_buf(&psp->ras_context.context.mem_context);
 220
 221	/* free hdcp shared memory */
 222	psp_ta_free_shared_buf(&psp->hdcp_context.context.mem_context);
 223
 224	/* free dtm shared memory */
 225	psp_ta_free_shared_buf(&psp->dtm_context.context.mem_context);
 226
 227	/* free rap shared memory */
 228	psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
 229
 230	/* free securedisplay shared memory */
 231	psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
 232
 233
 234}
 235
 236static void psp_memory_training_fini(struct psp_context *psp)
 237{
 238	struct psp_memory_training_context *ctx = &psp->mem_train_ctx;
 239
 240	ctx->init = PSP_MEM_TRAIN_NOT_SUPPORT;
 241	kfree(ctx->sys_cache);
 242	ctx->sys_cache = NULL;
 243}
 244
 245static int psp_memory_training_init(struct psp_context *psp)
 246{
 247	int ret;
 248	struct psp_memory_training_context *ctx = &psp->mem_train_ctx;
 249
 250	if (ctx->init != PSP_MEM_TRAIN_RESERVE_SUCCESS) {
 251		DRM_DEBUG("memory training is not supported!\n");
 252		return 0;
 253	}
 254
 255	ctx->sys_cache = kzalloc(ctx->train_data_size, GFP_KERNEL);
 256	if (ctx->sys_cache == NULL) {
 257		DRM_ERROR("alloc mem_train_ctx.sys_cache failed!\n");
 258		ret = -ENOMEM;
 259		goto Err_out;
 260	}
 261
 262	DRM_DEBUG("train_data_size:%llx,p2c_train_data_offset:%llx,c2p_train_data_offset:%llx.\n",
 263		  ctx->train_data_size,
 264		  ctx->p2c_train_data_offset,
 265		  ctx->c2p_train_data_offset);
 
 266	ctx->init = PSP_MEM_TRAIN_INIT_SUCCESS;
 267	return 0;
 268
 269Err_out:
 270	psp_memory_training_fini(psp);
 271	return ret;
 272}
 273
 274/*
 275 * Helper funciton to query psp runtime database entry
 276 *
 277 * @adev: amdgpu_device pointer
 278 * @entry_type: the type of psp runtime database entry
 279 * @db_entry: runtime database entry pointer
 280 *
 281 * Return false if runtime database doesn't exit or entry is invalid
 282 * or true if the specific database entry is found, and copy to @db_entry
 283 */
 284static bool psp_get_runtime_db_entry(struct amdgpu_device *adev,
 285				     enum psp_runtime_entry_type entry_type,
 286				     void *db_entry)
 287{
 288	uint64_t db_header_pos, db_dir_pos;
 289	struct psp_runtime_data_header db_header = {0};
 290	struct psp_runtime_data_directory db_dir = {0};
 291	bool ret = false;
 292	int i;
 293
 
 
 
 294	db_header_pos = adev->gmc.mc_vram_size - PSP_RUNTIME_DB_OFFSET;
 295	db_dir_pos = db_header_pos + sizeof(struct psp_runtime_data_header);
 296
 297	/* read runtime db header from vram */
 298	amdgpu_device_vram_access(adev, db_header_pos, (uint32_t *)&db_header,
 299			sizeof(struct psp_runtime_data_header), false);
 300
 301	if (db_header.cookie != PSP_RUNTIME_DB_COOKIE_ID) {
 302		/* runtime db doesn't exist, exit */
 303		dev_warn(adev->dev, "PSP runtime database doesn't exist\n");
 304		return false;
 305	}
 306
 307	/* read runtime database entry from vram */
 308	amdgpu_device_vram_access(adev, db_dir_pos, (uint32_t *)&db_dir,
 309			sizeof(struct psp_runtime_data_directory), false);
 310
 311	if (db_dir.entry_count >= PSP_RUNTIME_DB_DIAG_ENTRY_MAX_COUNT) {
 312		/* invalid db entry count, exit */
 313		dev_warn(adev->dev, "Invalid PSP runtime database entry count\n");
 314		return false;
 315	}
 316
 317	/* look up for requested entry type */
 318	for (i = 0; i < db_dir.entry_count && !ret; i++) {
 319		if (db_dir.entry_list[i].entry_type == entry_type) {
 320			switch (entry_type) {
 321			case PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG:
 322				if (db_dir.entry_list[i].size < sizeof(struct psp_runtime_boot_cfg_entry)) {
 323					/* invalid db entry size */
 324					dev_warn(adev->dev, "Invalid PSP runtime database boot cfg entry size\n");
 325					return false;
 326				}
 327				/* read runtime database entry */
 328				amdgpu_device_vram_access(adev, db_header_pos + db_dir.entry_list[i].offset,
 329							  (uint32_t *)db_entry, sizeof(struct psp_runtime_boot_cfg_entry), false);
 330				ret = true;
 331				break;
 332			case PSP_RUNTIME_ENTRY_TYPE_PPTABLE_ERR_STATUS:
 333				if (db_dir.entry_list[i].size < sizeof(struct psp_runtime_scpm_entry)) {
 334					/* invalid db entry size */
 335					dev_warn(adev->dev, "Invalid PSP runtime database scpm entry size\n");
 336					return false;
 337				}
 338				/* read runtime database entry */
 339				amdgpu_device_vram_access(adev, db_header_pos + db_dir.entry_list[i].offset,
 340							  (uint32_t *)db_entry, sizeof(struct psp_runtime_scpm_entry), false);
 341				ret = true;
 342				break;
 343			default:
 344				ret = false;
 345				break;
 346			}
 347		}
 348	}
 349
 350	return ret;
 351}
 352
 353static int psp_init_sriov_microcode(struct psp_context *psp)
 354{
 355	struct amdgpu_device *adev = psp->adev;
 356	int ret = 0;
 357
 358	switch (adev->ip_versions[MP0_HWIP][0]) {
 359	case IP_VERSION(9, 0, 0):
 360		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
 361		ret = psp_init_cap_microcode(psp, "vega10");
 362		break;
 363	case IP_VERSION(11, 0, 9):
 364		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
 365		ret = psp_init_cap_microcode(psp, "navi12");
 366		break;
 367	case IP_VERSION(11, 0, 7):
 368		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
 369		ret = psp_init_cap_microcode(psp, "sienna_cichlid");
 370		break;
 371	case IP_VERSION(13, 0, 2):
 372		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
 373		ret = psp_init_cap_microcode(psp, "aldebaran");
 374		ret &= psp_init_ta_microcode(psp, "aldebaran");
 375		break;
 376	case IP_VERSION(13, 0, 0):
 377		adev->virt.autoload_ucode_id = 0;
 378		break;
 379	case IP_VERSION(13, 0, 10):
 380		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MES1_DATA;
 381		break;
 382	default:
 383		BUG();
 384		break;
 385	}
 386	return ret;
 387}
 388
 389static int psp_sw_init(void *handle)
 390{
 391	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 392	struct psp_context *psp = &adev->psp;
 393	int ret;
 394	struct psp_runtime_boot_cfg_entry boot_cfg_entry;
 395	struct psp_memory_training_context *mem_training_ctx = &psp->mem_train_ctx;
 396	struct psp_runtime_scpm_entry scpm_entry;
 397
 398	psp->cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
 399	if (!psp->cmd) {
 400		DRM_ERROR("Failed to allocate memory to command buffer!\n");
 401		ret = -ENOMEM;
 402	}
 403
 404	if (amdgpu_sriov_vf(adev))
 405		ret = psp_init_sriov_microcode(psp);
 406	else
 407		ret = psp_init_microcode(psp);
 408	if (ret) {
 409		DRM_ERROR("Failed to load psp firmware!\n");
 410		return ret;
 411	}
 412
 413	adev->psp.xgmi_context.supports_extended_data =
 414		!adev->gmc.xgmi.connected_to_cpu &&
 415			adev->ip_versions[MP0_HWIP][0] == IP_VERSION(13, 0, 2);
 416
 417	memset(&scpm_entry, 0, sizeof(scpm_entry));
 418	if ((psp_get_runtime_db_entry(adev,
 419				PSP_RUNTIME_ENTRY_TYPE_PPTABLE_ERR_STATUS,
 420				&scpm_entry)) &&
 421	    (SCPM_DISABLE != scpm_entry.scpm_status)) {
 422		adev->scpm_enabled = true;
 423		adev->scpm_status = scpm_entry.scpm_status;
 424	} else {
 425		adev->scpm_enabled = false;
 426		adev->scpm_status = SCPM_DISABLE;
 427	}
 428
 429	/* TODO: stop gpu driver services and print alarm if scpm is enabled with error status */
 430
 431	memset(&boot_cfg_entry, 0, sizeof(boot_cfg_entry));
 432	if (psp_get_runtime_db_entry(adev,
 433				PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG,
 434				&boot_cfg_entry)) {
 435		psp->boot_cfg_bitmask = boot_cfg_entry.boot_cfg_bitmask;
 436		if ((psp->boot_cfg_bitmask) &
 437		    BOOT_CFG_FEATURE_TWO_STAGE_DRAM_TRAINING) {
 438			/* If psp runtime database exists, then
 439			 * only enable two stage memory training
 440			 * when TWO_STAGE_DRAM_TRAINING bit is set
 441			 * in runtime database */
 
 442			mem_training_ctx->enable_mem_training = true;
 443		}
 444
 445	} else {
 446		/* If psp runtime database doesn't exist or
 447		 * is invalid, force enable two stage memory
 448		 * training */
 449		mem_training_ctx->enable_mem_training = true;
 450	}
 451
 452	if (mem_training_ctx->enable_mem_training) {
 453		ret = psp_memory_training_init(psp);
 454		if (ret) {
 455			DRM_ERROR("Failed to initialize memory training!\n");
 456			return ret;
 457		}
 458
 459		ret = psp_mem_training(psp, PSP_MEM_TRAIN_COLD_BOOT);
 460		if (ret) {
 461			DRM_ERROR("Failed to process memory training!\n");
 462			return ret;
 463		}
 464	}
 465
 466	if (adev->ip_versions[MP0_HWIP][0] == IP_VERSION(11, 0, 0) ||
 467	    adev->ip_versions[MP0_HWIP][0] == IP_VERSION(11, 0, 7)) {
 468		ret= psp_sysfs_init(adev);
 469		if (ret) {
 470			return ret;
 471		}
 472	}
 473
 474	ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG,
 475				      amdgpu_sriov_vf(adev) ?
 476				      AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT,
 477				      &psp->fw_pri_bo,
 478				      &psp->fw_pri_mc_addr,
 479				      &psp->fw_pri_buf);
 480	if (ret)
 481		return ret;
 482
 483	ret = amdgpu_bo_create_kernel(adev, PSP_FENCE_BUFFER_SIZE, PAGE_SIZE,
 484				      AMDGPU_GEM_DOMAIN_VRAM,
 
 485				      &psp->fence_buf_bo,
 486				      &psp->fence_buf_mc_addr,
 487				      &psp->fence_buf);
 488	if (ret)
 489		goto failed1;
 490
 491	ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE,
 492				      AMDGPU_GEM_DOMAIN_VRAM,
 
 493				      &psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
 494				      (void **)&psp->cmd_buf_mem);
 495	if (ret)
 496		goto failed2;
 497
 498	return 0;
 499
 500failed2:
 501	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
 502			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
 503failed1:
 504	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
 505			      &psp->fence_buf_mc_addr, &psp->fence_buf);
 
 
 
 506	return ret;
 507}
 508
 509static int psp_sw_fini(void *handle)
 510{
 511	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 512	struct psp_context *psp = &adev->psp;
 513	struct psp_gfx_cmd_resp *cmd = psp->cmd;
 514
 515	psp_memory_training_fini(psp);
 516
 517	release_firmware(psp->sos_fw);
 518	psp->sos_fw = NULL;
 519
 520	release_firmware(psp->asd_fw);
 521	psp->asd_fw = NULL;
 522
 523	release_firmware(psp->ta_fw);
 524	psp->ta_fw = NULL;
 525
 526	release_firmware(psp->cap_fw);
 527	psp->cap_fw = NULL;
 528
 529	release_firmware(psp->toc_fw);
 530	psp->toc_fw = NULL;
 531
 532	if (adev->ip_versions[MP0_HWIP][0] == IP_VERSION(11, 0, 0) ||
 533	    adev->ip_versions[MP0_HWIP][0] == IP_VERSION(11, 0, 7))
 534		psp_sysfs_fini(adev);
 535
 536	kfree(cmd);
 537	cmd = NULL;
 538
 
 
 539	if (psp->km_ring.ring_mem)
 540		amdgpu_bo_free_kernel(&adev->firmware.rbuf,
 541				      &psp->km_ring.ring_mem_mc_addr,
 542				      (void **)&psp->km_ring.ring_mem);
 543
 544	amdgpu_bo_free_kernel(&psp->fw_pri_bo,
 545			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
 546	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
 547			      &psp->fence_buf_mc_addr, &psp->fence_buf);
 548	amdgpu_bo_free_kernel(&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
 549			      (void **)&psp->cmd_buf_mem);
 550
 551	return 0;
 552}
 553
 554int psp_wait_for(struct psp_context *psp, uint32_t reg_index,
 555		 uint32_t reg_val, uint32_t mask, bool check_changed)
 556{
 557	uint32_t val;
 558	int i;
 559	struct amdgpu_device *adev = psp->adev;
 560
 561	if (psp->adev->no_hw_access)
 562		return 0;
 563
 564	for (i = 0; i < adev->usec_timeout; i++) {
 565		val = RREG32(reg_index);
 566		if (check_changed) {
 567			if (val != reg_val)
 568				return 0;
 569		} else {
 570			if ((val & mask) == reg_val)
 571				return 0;
 572		}
 573		udelay(1);
 574	}
 575
 576	return -ETIME;
 577}
 578
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 579static const char *psp_gfx_cmd_name(enum psp_gfx_cmd_id cmd_id)
 580{
 581	switch (cmd_id) {
 582	case GFX_CMD_ID_LOAD_TA:
 583		return "LOAD_TA";
 584	case GFX_CMD_ID_UNLOAD_TA:
 585		return "UNLOAD_TA";
 586	case GFX_CMD_ID_INVOKE_CMD:
 587		return "INVOKE_CMD";
 588	case GFX_CMD_ID_LOAD_ASD:
 589		return "LOAD_ASD";
 590	case GFX_CMD_ID_SETUP_TMR:
 591		return "SETUP_TMR";
 592	case GFX_CMD_ID_LOAD_IP_FW:
 593		return "LOAD_IP_FW";
 594	case GFX_CMD_ID_DESTROY_TMR:
 595		return "DESTROY_TMR";
 596	case GFX_CMD_ID_SAVE_RESTORE:
 597		return "SAVE_RESTORE_IP_FW";
 598	case GFX_CMD_ID_SETUP_VMR:
 599		return "SETUP_VMR";
 600	case GFX_CMD_ID_DESTROY_VMR:
 601		return "DESTROY_VMR";
 602	case GFX_CMD_ID_PROG_REG:
 603		return "PROG_REG";
 604	case GFX_CMD_ID_GET_FW_ATTESTATION:
 605		return "GET_FW_ATTESTATION";
 606	case GFX_CMD_ID_LOAD_TOC:
 607		return "ID_LOAD_TOC";
 608	case GFX_CMD_ID_AUTOLOAD_RLC:
 609		return "AUTOLOAD_RLC";
 610	case GFX_CMD_ID_BOOT_CFG:
 611		return "BOOT_CFG";
 612	default:
 613		return "UNKNOWN CMD";
 614	}
 615}
 616
 617static int
 618psp_cmd_submit_buf(struct psp_context *psp,
 619		   struct amdgpu_firmware_info *ucode,
 620		   struct psp_gfx_cmd_resp *cmd, uint64_t fence_mc_addr)
 621{
 622	int ret;
 623	int index, idx;
 624	int timeout = 20000;
 625	bool ras_intr = false;
 626	bool skip_unsupport = false;
 627
 628	if (psp->adev->no_hw_access)
 629		return 0;
 630
 631	if (!drm_dev_enter(adev_to_drm(psp->adev), &idx))
 632		return 0;
 633
 634	memset(psp->cmd_buf_mem, 0, PSP_CMD_BUFFER_SIZE);
 635
 636	memcpy(psp->cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp));
 637
 638	index = atomic_inc_return(&psp->fence_value);
 639	ret = psp_ring_cmd_submit(psp, psp->cmd_buf_mc_addr, fence_mc_addr, index);
 640	if (ret) {
 641		atomic_dec(&psp->fence_value);
 642		goto exit;
 643	}
 644
 645	amdgpu_device_invalidate_hdp(psp->adev, NULL);
 646	while (*((unsigned int *)psp->fence_buf) != index) {
 647		if (--timeout == 0)
 648			break;
 649		/*
 650		 * Shouldn't wait for timeout when err_event_athub occurs,
 651		 * because gpu reset thread triggered and lock resource should
 652		 * be released for psp resume sequence.
 653		 */
 654		ras_intr = amdgpu_ras_intr_triggered();
 655		if (ras_intr)
 656			break;
 657		usleep_range(10, 100);
 658		amdgpu_device_invalidate_hdp(psp->adev, NULL);
 659	}
 660
 661	/* We allow TEE_ERROR_NOT_SUPPORTED for VMR command and PSP_ERR_UNKNOWN_COMMAND in SRIOV */
 662	skip_unsupport = (psp->cmd_buf_mem->resp.status == TEE_ERROR_NOT_SUPPORTED ||
 663		psp->cmd_buf_mem->resp.status == PSP_ERR_UNKNOWN_COMMAND) && amdgpu_sriov_vf(psp->adev);
 664
 665	memcpy((void*)&cmd->resp, (void*)&psp->cmd_buf_mem->resp, sizeof(struct psp_gfx_resp));
 666
 667	/* In some cases, psp response status is not 0 even there is no
 668	 * problem while the command is submitted. Some version of PSP FW
 669	 * doesn't write 0 to that field.
 670	 * So here we would like to only print a warning instead of an error
 671	 * during psp initialization to avoid breaking hw_init and it doesn't
 672	 * return -EINVAL.
 673	 */
 674	if (!skip_unsupport && (psp->cmd_buf_mem->resp.status || !timeout) && !ras_intr) {
 675		if (ucode)
 676			DRM_WARN("failed to load ucode %s(0x%X) ",
 677				  amdgpu_ucode_name(ucode->ucode_id), ucode->ucode_id);
 678		DRM_WARN("psp gfx command %s(0x%X) failed and response status is (0x%X)\n",
 
 
 679			 psp_gfx_cmd_name(psp->cmd_buf_mem->cmd_id), psp->cmd_buf_mem->cmd_id,
 680			 psp->cmd_buf_mem->resp.status);
 681		/* If any firmware (including CAP) load fails under SRIOV, it should
 682		 * return failure to stop the VF from initializing.
 683		 * Also return failure in case of timeout
 684		 */
 685		if ((ucode && amdgpu_sriov_vf(psp->adev)) || !timeout) {
 686			ret = -EINVAL;
 687			goto exit;
 688		}
 689	}
 690
 691	if (ucode) {
 692		ucode->tmr_mc_addr_lo = psp->cmd_buf_mem->resp.fw_addr_lo;
 693		ucode->tmr_mc_addr_hi = psp->cmd_buf_mem->resp.fw_addr_hi;
 694	}
 695
 696exit:
 697	drm_dev_exit(idx);
 698	return ret;
 699}
 700
 701static struct psp_gfx_cmd_resp *acquire_psp_cmd_buf(struct psp_context *psp)
 702{
 703	struct psp_gfx_cmd_resp *cmd = psp->cmd;
 704
 705	mutex_lock(&psp->mutex);
 706
 707	memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp));
 708
 709	return cmd;
 710}
 711
 712static void release_psp_cmd_buf(struct psp_context *psp)
 713{
 714	mutex_unlock(&psp->mutex);
 715}
 716
 717static void psp_prep_tmr_cmd_buf(struct psp_context *psp,
 718				 struct psp_gfx_cmd_resp *cmd,
 719				 uint64_t tmr_mc, struct amdgpu_bo *tmr_bo)
 720{
 721	struct amdgpu_device *adev = psp->adev;
 722	uint32_t size = amdgpu_bo_size(tmr_bo);
 723	uint64_t tmr_pa = amdgpu_gmc_vram_pa(adev, tmr_bo);
 
 
 
 
 
 724
 725	if (amdgpu_sriov_vf(psp->adev))
 726		cmd->cmd_id = GFX_CMD_ID_SETUP_VMR;
 727	else
 728		cmd->cmd_id = GFX_CMD_ID_SETUP_TMR;
 729	cmd->cmd.cmd_setup_tmr.buf_phy_addr_lo = lower_32_bits(tmr_mc);
 730	cmd->cmd.cmd_setup_tmr.buf_phy_addr_hi = upper_32_bits(tmr_mc);
 731	cmd->cmd.cmd_setup_tmr.buf_size = size;
 732	cmd->cmd.cmd_setup_tmr.bitfield.virt_phy_addr = 1;
 733	cmd->cmd.cmd_setup_tmr.system_phy_addr_lo = lower_32_bits(tmr_pa);
 734	cmd->cmd.cmd_setup_tmr.system_phy_addr_hi = upper_32_bits(tmr_pa);
 735}
 736
 737static void psp_prep_load_toc_cmd_buf(struct psp_gfx_cmd_resp *cmd,
 738				      uint64_t pri_buf_mc, uint32_t size)
 739{
 740	cmd->cmd_id = GFX_CMD_ID_LOAD_TOC;
 741	cmd->cmd.cmd_load_toc.toc_phy_addr_lo = lower_32_bits(pri_buf_mc);
 742	cmd->cmd.cmd_load_toc.toc_phy_addr_hi = upper_32_bits(pri_buf_mc);
 743	cmd->cmd.cmd_load_toc.toc_size = size;
 744}
 745
 746/* Issue LOAD TOC cmd to PSP to part toc and calculate tmr size needed */
 747static int psp_load_toc(struct psp_context *psp,
 748			uint32_t *tmr_size)
 749{
 750	int ret;
 751	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
 752
 753	/* Copy toc to psp firmware private buffer */
 754	psp_copy_fw(psp, psp->toc.start_addr, psp->toc.size_bytes);
 755
 756	psp_prep_load_toc_cmd_buf(cmd, psp->fw_pri_mc_addr, psp->toc.size_bytes);
 757
 758	ret = psp_cmd_submit_buf(psp, NULL, cmd,
 759				 psp->fence_buf_mc_addr);
 760	if (!ret)
 761		*tmr_size = psp->cmd_buf_mem->resp.tmr_size;
 762
 763	release_psp_cmd_buf(psp);
 764
 765	return ret;
 766}
 767
 768/* Set up Trusted Memory Region */
 769static int psp_tmr_init(struct psp_context *psp)
 770{
 771	int ret = 0;
 772	int tmr_size;
 773	void *tmr_buf;
 774	void **pptr;
 775
 776	/*
 777	 * According to HW engineer, they prefer the TMR address be "naturally
 778	 * aligned" , e.g. the start address be an integer divide of TMR size.
 779	 *
 780	 * Note: this memory need be reserved till the driver
 781	 * uninitializes.
 782	 */
 783	tmr_size = PSP_TMR_SIZE(psp->adev);
 784
 785	/* For ASICs support RLC autoload, psp will parse the toc
 786	 * and calculate the total size of TMR needed */
 
 787	if (!amdgpu_sriov_vf(psp->adev) &&
 788	    psp->toc.start_addr &&
 789	    psp->toc.size_bytes &&
 790	    psp->fw_pri_buf) {
 791		ret = psp_load_toc(psp, &tmr_size);
 792		if (ret) {
 793			DRM_ERROR("Failed to load toc\n");
 794			return ret;
 795		}
 796	}
 797
 798	if (!psp->tmr_bo) {
 799		pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
 800		ret = amdgpu_bo_create_kernel(psp->adev, tmr_size, PSP_TMR_ALIGNMENT,
 801					      AMDGPU_GEM_DOMAIN_VRAM,
 802					      &psp->tmr_bo, &psp->tmr_mc_addr, pptr);
 
 
 
 
 803	}
 804
 805	return ret;
 806}
 807
 808static bool psp_skip_tmr(struct psp_context *psp)
 809{
 810	switch (psp->adev->ip_versions[MP0_HWIP][0]) {
 811	case IP_VERSION(11, 0, 9):
 812	case IP_VERSION(11, 0, 7):
 813	case IP_VERSION(13, 0, 2):
 
 814	case IP_VERSION(13, 0, 10):
 815		return true;
 816	default:
 817		return false;
 818	}
 819}
 820
 821static int psp_tmr_load(struct psp_context *psp)
 822{
 823	int ret;
 824	struct psp_gfx_cmd_resp *cmd;
 825
 826	/* For Navi12 and CHIP_SIENNA_CICHLID SRIOV, do not set up TMR.
 827	 * Already set up by host driver.
 828	 */
 829	if (amdgpu_sriov_vf(psp->adev) && psp_skip_tmr(psp))
 830		return 0;
 831
 832	cmd = acquire_psp_cmd_buf(psp);
 833
 834	psp_prep_tmr_cmd_buf(psp, cmd, psp->tmr_mc_addr, psp->tmr_bo);
 835	DRM_INFO("reserve 0x%lx from 0x%llx for PSP TMR\n",
 836		 amdgpu_bo_size(psp->tmr_bo), psp->tmr_mc_addr);
 
 837
 838	ret = psp_cmd_submit_buf(psp, NULL, cmd,
 839				 psp->fence_buf_mc_addr);
 840
 841	release_psp_cmd_buf(psp);
 842
 843	return ret;
 844}
 845
 846static void psp_prep_tmr_unload_cmd_buf(struct psp_context *psp,
 847				        struct psp_gfx_cmd_resp *cmd)
 848{
 849	if (amdgpu_sriov_vf(psp->adev))
 850		cmd->cmd_id = GFX_CMD_ID_DESTROY_VMR;
 851	else
 852		cmd->cmd_id = GFX_CMD_ID_DESTROY_TMR;
 853}
 854
 855static int psp_tmr_unload(struct psp_context *psp)
 856{
 857	int ret;
 858	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
 
 
 
 
 
 
 
 
 859
 860	psp_prep_tmr_unload_cmd_buf(psp, cmd);
 861	dev_dbg(psp->adev->dev, "free PSP TMR buffer\n");
 862
 863	ret = psp_cmd_submit_buf(psp, NULL, cmd,
 864				 psp->fence_buf_mc_addr);
 865
 866	release_psp_cmd_buf(psp);
 867
 868	return ret;
 869}
 870
 871static int psp_tmr_terminate(struct psp_context *psp)
 872{
 873	return psp_tmr_unload(psp);
 874}
 875
 876int psp_get_fw_attestation_records_addr(struct psp_context *psp,
 877					uint64_t *output_ptr)
 878{
 879	int ret;
 880	struct psp_gfx_cmd_resp *cmd;
 881
 882	if (!output_ptr)
 883		return -EINVAL;
 884
 885	if (amdgpu_sriov_vf(psp->adev))
 886		return 0;
 887
 888	cmd = acquire_psp_cmd_buf(psp);
 889
 890	cmd->cmd_id = GFX_CMD_ID_GET_FW_ATTESTATION;
 891
 892	ret = psp_cmd_submit_buf(psp, NULL, cmd,
 893				 psp->fence_buf_mc_addr);
 894
 895	if (!ret) {
 896		*output_ptr = ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_lo) +
 897			      ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_hi << 32);
 898	}
 899
 900	release_psp_cmd_buf(psp);
 901
 902	return ret;
 903}
 904
 905static int psp_boot_config_get(struct amdgpu_device *adev, uint32_t *boot_cfg)
 906{
 907	struct psp_context *psp = &adev->psp;
 908	struct psp_gfx_cmd_resp *cmd;
 909	int ret;
 910
 911	if (amdgpu_sriov_vf(adev))
 912		return 0;
 913
 914	cmd = acquire_psp_cmd_buf(psp);
 915
 916	cmd->cmd_id = GFX_CMD_ID_BOOT_CFG;
 917	cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_GET;
 918
 919	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
 920	if (!ret) {
 921		*boot_cfg =
 922			(cmd->resp.uresp.boot_cfg.boot_cfg & BOOT_CONFIG_GECC) ? 1 : 0;
 923	}
 924
 925	release_psp_cmd_buf(psp);
 926
 927	return ret;
 928}
 929
 930static int psp_boot_config_set(struct amdgpu_device *adev, uint32_t boot_cfg)
 931{
 932	int ret;
 933	struct psp_context *psp = &adev->psp;
 934	struct psp_gfx_cmd_resp *cmd;
 935
 936	if (amdgpu_sriov_vf(adev))
 937		return 0;
 938
 939	cmd = acquire_psp_cmd_buf(psp);
 940
 941	cmd->cmd_id = GFX_CMD_ID_BOOT_CFG;
 942	cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_SET;
 943	cmd->cmd.boot_cfg.boot_config = boot_cfg;
 944	cmd->cmd.boot_cfg.boot_config_valid = boot_cfg;
 945
 946	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
 947
 948	release_psp_cmd_buf(psp);
 949
 950	return ret;
 951}
 952
 953static int psp_rl_load(struct amdgpu_device *adev)
 954{
 955	int ret;
 956	struct psp_context *psp = &adev->psp;
 957	struct psp_gfx_cmd_resp *cmd;
 958
 959	if (!is_psp_fw_valid(psp->rl))
 960		return 0;
 961
 962	cmd = acquire_psp_cmd_buf(psp);
 963
 964	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
 965	memcpy(psp->fw_pri_buf, psp->rl.start_addr, psp->rl.size_bytes);
 966
 967	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
 968	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(psp->fw_pri_mc_addr);
 969	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(psp->fw_pri_mc_addr);
 970	cmd->cmd.cmd_load_ip_fw.fw_size = psp->rl.size_bytes;
 971	cmd->cmd.cmd_load_ip_fw.fw_type = GFX_FW_TYPE_REG_LIST;
 972
 973	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
 974
 975	release_psp_cmd_buf(psp);
 976
 977	return ret;
 978}
 979
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 980static int psp_asd_initialize(struct psp_context *psp)
 981{
 982	int ret;
 983
 984	/* If PSP version doesn't match ASD version, asd loading will be failed.
 985	 * add workaround to bypass it for sriov now.
 986	 * TODO: add version check to make it common
 987	 */
 988	if (amdgpu_sriov_vf(psp->adev) || !psp->asd_context.bin_desc.size_bytes)
 989		return 0;
 990
 991	psp->asd_context.mem_context.shared_mc_addr  = 0;
 992	psp->asd_context.mem_context.shared_mem_size = PSP_ASD_SHARED_MEM_SIZE;
 993	psp->asd_context.ta_load_type                = GFX_CMD_ID_LOAD_ASD;
 994
 995	ret = psp_ta_load(psp, &psp->asd_context);
 996	if (!ret)
 997		psp->asd_context.initialized = true;
 998
 999	return ret;
1000}
1001
1002static void psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1003				       uint32_t session_id)
1004{
1005	cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA;
1006	cmd->cmd.cmd_unload_ta.session_id = session_id;
1007}
1008
1009int psp_ta_unload(struct psp_context *psp, struct ta_context *context)
1010{
1011	int ret;
1012	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1013
1014	psp_prep_ta_unload_cmd_buf(cmd, context->session_id);
1015
1016	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1017
1018	context->resp_status = cmd->resp.status;
1019
1020	release_psp_cmd_buf(psp);
1021
1022	return ret;
1023}
1024
1025static int psp_asd_terminate(struct psp_context *psp)
1026{
1027	int ret;
1028
1029	if (amdgpu_sriov_vf(psp->adev))
1030		return 0;
1031
1032	if (!psp->asd_context.initialized)
1033		return 0;
1034
1035	ret = psp_ta_unload(psp, &psp->asd_context);
1036	if (!ret)
1037		psp->asd_context.initialized = false;
1038
1039	return ret;
1040}
1041
1042static void psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1043		uint32_t id, uint32_t value)
1044{
1045	cmd->cmd_id = GFX_CMD_ID_PROG_REG;
1046	cmd->cmd.cmd_setup_reg_prog.reg_value = value;
1047	cmd->cmd.cmd_setup_reg_prog.reg_id = id;
1048}
1049
1050int psp_reg_program(struct psp_context *psp, enum psp_reg_prog_id reg,
1051		uint32_t value)
1052{
1053	struct psp_gfx_cmd_resp *cmd;
1054	int ret = 0;
1055
1056	if (reg >= PSP_REG_LAST)
1057		return -EINVAL;
1058
1059	cmd = acquire_psp_cmd_buf(psp);
1060
1061	psp_prep_reg_prog_cmd_buf(cmd, reg, value);
1062	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
1063	if (ret)
1064		DRM_ERROR("PSP failed to program reg id %d", reg);
1065
1066	release_psp_cmd_buf(psp);
1067
1068	return ret;
1069}
1070
1071static void psp_prep_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1072				     uint64_t ta_bin_mc,
1073				     struct ta_context *context)
1074{
1075	cmd->cmd_id				= context->ta_load_type;
1076	cmd->cmd.cmd_load_ta.app_phy_addr_lo 	= lower_32_bits(ta_bin_mc);
1077	cmd->cmd.cmd_load_ta.app_phy_addr_hi	= upper_32_bits(ta_bin_mc);
1078	cmd->cmd.cmd_load_ta.app_len		= context->bin_desc.size_bytes;
1079
1080	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_lo =
1081		lower_32_bits(context->mem_context.shared_mc_addr);
1082	cmd->cmd.cmd_load_ta.cmd_buf_phy_addr_hi =
1083		upper_32_bits(context->mem_context.shared_mc_addr);
1084	cmd->cmd.cmd_load_ta.cmd_buf_len = context->mem_context.shared_mem_size;
1085}
1086
1087int psp_ta_init_shared_buf(struct psp_context *psp,
1088				  struct ta_mem_context *mem_ctx)
1089{
1090	/*
1091	* Allocate 16k memory aligned to 4k from Frame Buffer (local
1092	* physical) for ta to host memory
1093	*/
1094	return amdgpu_bo_create_kernel(psp->adev, mem_ctx->shared_mem_size,
1095				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
 
1096				      &mem_ctx->shared_bo,
1097				      &mem_ctx->shared_mc_addr,
1098				      &mem_ctx->shared_buf);
1099}
1100
1101static void psp_prep_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd,
1102				       uint32_t ta_cmd_id,
1103				       uint32_t session_id)
1104{
1105	cmd->cmd_id				= GFX_CMD_ID_INVOKE_CMD;
1106	cmd->cmd.cmd_invoke_cmd.session_id	= session_id;
1107	cmd->cmd.cmd_invoke_cmd.ta_cmd_id	= ta_cmd_id;
1108}
1109
1110int psp_ta_invoke(struct psp_context *psp,
1111		  uint32_t ta_cmd_id,
1112		  struct ta_context *context)
1113{
1114	int ret;
1115	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
1116
1117	psp_prep_ta_invoke_cmd_buf(cmd, ta_cmd_id, context->session_id);
1118
1119	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1120				 psp->fence_buf_mc_addr);
1121
1122	context->resp_status = cmd->resp.status;
1123
1124	release_psp_cmd_buf(psp);
1125
1126	return ret;
1127}
1128
1129int psp_ta_load(struct psp_context *psp, struct ta_context *context)
1130{
1131	int ret;
1132	struct psp_gfx_cmd_resp *cmd;
1133
1134	cmd = acquire_psp_cmd_buf(psp);
1135
1136	psp_copy_fw(psp, context->bin_desc.start_addr,
1137		    context->bin_desc.size_bytes);
1138
1139	psp_prep_ta_load_cmd_buf(cmd, psp->fw_pri_mc_addr, context);
1140
1141	ret = psp_cmd_submit_buf(psp, NULL, cmd,
1142				 psp->fence_buf_mc_addr);
1143
1144	context->resp_status = cmd->resp.status;
1145
1146	if (!ret) {
1147		context->session_id = cmd->resp.session_id;
1148	}
1149
1150	release_psp_cmd_buf(psp);
1151
1152	return ret;
1153}
1154
1155int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1156{
1157	return psp_ta_invoke(psp, ta_cmd_id, &psp->xgmi_context.context);
1158}
1159
1160int psp_xgmi_terminate(struct psp_context *psp)
1161{
1162	int ret;
1163	struct amdgpu_device *adev = psp->adev;
1164
1165	/* XGMI TA unload currently is not supported on Arcturus/Aldebaran A+A */
1166	if (adev->ip_versions[MP0_HWIP][0] == IP_VERSION(11, 0, 4) ||
1167	    (adev->ip_versions[MP0_HWIP][0] == IP_VERSION(13, 0, 2) &&
1168	     adev->gmc.xgmi.connected_to_cpu))
1169		return 0;
1170
1171	if (!psp->xgmi_context.context.initialized)
1172		return 0;
1173
1174	ret = psp_ta_unload(psp, &psp->xgmi_context.context);
1175
1176	psp->xgmi_context.context.initialized = false;
1177
1178	return ret;
1179}
1180
1181int psp_xgmi_initialize(struct psp_context *psp, bool set_extended_data, bool load_ta)
1182{
1183	struct ta_xgmi_shared_memory *xgmi_cmd;
1184	int ret;
1185
1186	if (!psp->ta_fw ||
1187	    !psp->xgmi_context.context.bin_desc.size_bytes ||
1188	    !psp->xgmi_context.context.bin_desc.start_addr)
1189		return -ENOENT;
1190
1191	if (!load_ta)
1192		goto invoke;
1193
1194	psp->xgmi_context.context.mem_context.shared_mem_size = PSP_XGMI_SHARED_MEM_SIZE;
1195	psp->xgmi_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1196
1197	if (!psp->xgmi_context.context.mem_context.shared_buf) {
1198		ret = psp_ta_init_shared_buf(psp, &psp->xgmi_context.context.mem_context);
1199		if (ret)
1200			return ret;
1201	}
1202
1203	/* Load XGMI TA */
1204	ret = psp_ta_load(psp, &psp->xgmi_context.context);
1205	if (!ret)
1206		psp->xgmi_context.context.initialized = true;
1207	else
1208		return ret;
1209
1210invoke:
1211	/* Initialize XGMI session */
1212	xgmi_cmd = (struct ta_xgmi_shared_memory *)(psp->xgmi_context.context.mem_context.shared_buf);
1213	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1214	xgmi_cmd->flag_extend_link_record = set_extended_data;
1215	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__INITIALIZE;
1216
1217	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
 
 
1218
1219	return ret;
1220}
1221
1222int psp_xgmi_get_hive_id(struct psp_context *psp, uint64_t *hive_id)
1223{
1224	struct ta_xgmi_shared_memory *xgmi_cmd;
1225	int ret;
1226
1227	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1228	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1229
1230	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_HIVE_ID;
1231
1232	/* Invoke xgmi ta to get hive id */
1233	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1234	if (ret)
1235		return ret;
1236
1237	*hive_id = xgmi_cmd->xgmi_out_message.get_hive_id.hive_id;
1238
1239	return 0;
1240}
1241
1242int psp_xgmi_get_node_id(struct psp_context *psp, uint64_t *node_id)
1243{
1244	struct ta_xgmi_shared_memory *xgmi_cmd;
1245	int ret;
1246
1247	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1248	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1249
1250	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_NODE_ID;
1251
1252	/* Invoke xgmi ta to get the node id */
1253	ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
1254	if (ret)
1255		return ret;
1256
1257	*node_id = xgmi_cmd->xgmi_out_message.get_node_id.node_id;
1258
1259	return 0;
1260}
1261
1262static bool psp_xgmi_peer_link_info_supported(struct psp_context *psp)
1263{
1264	return psp->adev->ip_versions[MP0_HWIP][0] == IP_VERSION(13, 0, 2) &&
1265		psp->xgmi_context.context.bin_desc.fw_version >= 0x2000000b;
 
 
 
1266}
1267
1268/*
1269 * Chips that support extended topology information require the driver to
1270 * reflect topology information in the opposite direction.  This is
1271 * because the TA has already exceeded its link record limit and if the
1272 * TA holds bi-directional information, the driver would have to do
1273 * multiple fetches instead of just two.
1274 */
1275static void psp_xgmi_reflect_topology_info(struct psp_context *psp,
1276					struct psp_xgmi_node_info node_info)
1277{
1278	struct amdgpu_device *mirror_adev;
1279	struct amdgpu_hive_info *hive;
1280	uint64_t src_node_id = psp->adev->gmc.xgmi.node_id;
1281	uint64_t dst_node_id = node_info.node_id;
1282	uint8_t dst_num_hops = node_info.num_hops;
1283	uint8_t dst_num_links = node_info.num_links;
1284
1285	hive = amdgpu_get_xgmi_hive(psp->adev);
1286	list_for_each_entry(mirror_adev, &hive->device_list, gmc.xgmi.head) {
1287		struct psp_xgmi_topology_info *mirror_top_info;
1288		int j;
1289
1290		if (mirror_adev->gmc.xgmi.node_id != dst_node_id)
1291			continue;
1292
1293		mirror_top_info = &mirror_adev->psp.xgmi_context.top_info;
1294		for (j = 0; j < mirror_top_info->num_nodes; j++) {
1295			if (mirror_top_info->nodes[j].node_id != src_node_id)
1296				continue;
1297
1298			mirror_top_info->nodes[j].num_hops = dst_num_hops;
1299			/*
1300			 * prevent 0 num_links value re-reflection since reflection
1301			 * criteria is based on num_hops (direct or indirect).
1302			 *
1303			 */
1304			if (dst_num_links)
1305				mirror_top_info->nodes[j].num_links = dst_num_links;
1306
1307			break;
1308		}
1309
1310		break;
1311	}
1312
1313	amdgpu_put_xgmi_hive(hive);
1314}
1315
1316int psp_xgmi_get_topology_info(struct psp_context *psp,
1317			       int number_devices,
1318			       struct psp_xgmi_topology_info *topology,
1319			       bool get_extended_data)
1320{
1321	struct ta_xgmi_shared_memory *xgmi_cmd;
1322	struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
1323	struct ta_xgmi_cmd_get_topology_info_output *topology_info_output;
1324	int i;
1325	int ret;
1326
1327	if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
1328		return -EINVAL;
1329
1330	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1331	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1332	xgmi_cmd->flag_extend_link_record = get_extended_data;
1333
1334	/* Fill in the shared memory with topology information as input */
1335	topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
1336	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_GET_TOPOLOGY_INFO;
1337	topology_info_input->num_nodes = number_devices;
1338
1339	for (i = 0; i < topology_info_input->num_nodes; i++) {
1340		topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
1341		topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
1342		topology_info_input->nodes[i].is_sharing_enabled = topology->nodes[i].is_sharing_enabled;
1343		topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
1344	}
1345
1346	/* Invoke xgmi ta to get the topology information */
1347	ret = psp_xgmi_invoke(psp, TA_COMMAND_XGMI__GET_GET_TOPOLOGY_INFO);
1348	if (ret)
1349		return ret;
1350
1351	/* Read the output topology information from the shared memory */
1352	topology_info_output = &xgmi_cmd->xgmi_out_message.get_topology_info;
1353	topology->num_nodes = xgmi_cmd->xgmi_out_message.get_topology_info.num_nodes;
1354	for (i = 0; i < topology->num_nodes; i++) {
1355		/* extended data will either be 0 or equal to non-extended data */
1356		if (topology_info_output->nodes[i].num_hops)
1357			topology->nodes[i].num_hops = topology_info_output->nodes[i].num_hops;
1358
1359		/* non-extended data gets everything here so no need to update */
1360		if (!get_extended_data) {
1361			topology->nodes[i].node_id = topology_info_output->nodes[i].node_id;
1362			topology->nodes[i].is_sharing_enabled =
1363					topology_info_output->nodes[i].is_sharing_enabled;
1364			topology->nodes[i].sdma_engine =
1365					topology_info_output->nodes[i].sdma_engine;
1366		}
1367
1368	}
1369
1370	/* Invoke xgmi ta again to get the link information */
1371	if (psp_xgmi_peer_link_info_supported(psp)) {
1372		struct ta_xgmi_cmd_get_peer_link_info_output *link_info_output;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1373
1374		xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_PEER_LINKS;
 
1375
1376		ret = psp_xgmi_invoke(psp, TA_COMMAND_XGMI__GET_PEER_LINKS);
 
 
1377
 
1378		if (ret)
1379			return ret;
1380
1381		link_info_output = &xgmi_cmd->xgmi_out_message.get_link_info;
1382		for (i = 0; i < topology->num_nodes; i++) {
 
 
1383			/* accumulate num_links on extended data */
1384			topology->nodes[i].num_links = get_extended_data ?
1385					topology->nodes[i].num_links +
1386							link_info_output->nodes[i].num_links :
1387					link_info_output->nodes[i].num_links;
 
 
 
 
 
 
 
1388
1389			/* reflect the topology information for bi-directionality */
1390			if (psp->xgmi_context.supports_extended_data &&
1391					get_extended_data && topology->nodes[i].num_hops)
1392				psp_xgmi_reflect_topology_info(psp, topology->nodes[i]);
1393		}
1394	}
1395
1396	return 0;
1397}
1398
1399int psp_xgmi_set_topology_info(struct psp_context *psp,
1400			       int number_devices,
1401			       struct psp_xgmi_topology_info *topology)
1402{
1403	struct ta_xgmi_shared_memory *xgmi_cmd;
1404	struct ta_xgmi_cmd_get_topology_info_input *topology_info_input;
1405	int i;
1406
1407	if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES)
1408		return -EINVAL;
1409
1410	xgmi_cmd = (struct ta_xgmi_shared_memory *)psp->xgmi_context.context.mem_context.shared_buf;
1411	memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory));
1412
1413	topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info;
1414	xgmi_cmd->cmd_id = TA_COMMAND_XGMI__SET_TOPOLOGY_INFO;
1415	topology_info_input->num_nodes = number_devices;
1416
1417	for (i = 0; i < topology_info_input->num_nodes; i++) {
1418		topology_info_input->nodes[i].node_id = topology->nodes[i].node_id;
1419		topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops;
1420		topology_info_input->nodes[i].is_sharing_enabled = 1;
1421		topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine;
1422	}
1423
1424	/* Invoke xgmi ta to set topology information */
1425	return psp_xgmi_invoke(psp, TA_COMMAND_XGMI__SET_TOPOLOGY_INFO);
1426}
1427
1428// ras begin
1429static void psp_ras_ta_check_status(struct psp_context *psp)
1430{
1431	struct ta_ras_shared_memory *ras_cmd =
1432		(struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1433
1434	switch (ras_cmd->ras_status) {
1435	case TA_RAS_STATUS__ERROR_UNSUPPORTED_IP:
1436		dev_warn(psp->adev->dev,
1437				"RAS WARNING: cmd failed due to unsupported ip\n");
1438		break;
1439	case TA_RAS_STATUS__ERROR_UNSUPPORTED_ERROR_INJ:
1440		dev_warn(psp->adev->dev,
1441				"RAS WARNING: cmd failed due to unsupported error injection\n");
1442		break;
1443	case TA_RAS_STATUS__SUCCESS:
1444		break;
1445	case TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED:
1446		if (ras_cmd->cmd_id == TA_RAS_COMMAND__TRIGGER_ERROR)
1447			dev_warn(psp->adev->dev,
1448					"RAS WARNING: Inject error to critical region is not allowed\n");
1449		break;
1450	default:
1451		dev_warn(psp->adev->dev,
1452				"RAS WARNING: ras status = 0x%X\n", ras_cmd->ras_status);
1453		break;
1454	}
1455}
1456
1457int psp_ras_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1458{
1459	struct ta_ras_shared_memory *ras_cmd;
1460	int ret;
1461
1462	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1463
1464	/*
1465	 * TODO: bypass the loading in sriov for now
1466	 */
1467	if (amdgpu_sriov_vf(psp->adev))
1468		return 0;
1469
1470	ret = psp_ta_invoke(psp, ta_cmd_id, &psp->ras_context.context);
1471
1472	if (amdgpu_ras_intr_triggered())
1473		return ret;
1474
1475	if (ras_cmd->if_version > RAS_TA_HOST_IF_VER)
1476	{
1477		DRM_WARN("RAS: Unsupported Interface");
1478		return -EINVAL;
1479	}
1480
1481	if (!ret) {
1482		if (ras_cmd->ras_out_message.flags.err_inject_switch_disable_flag) {
1483			dev_warn(psp->adev->dev, "ECC switch disabled\n");
1484
1485			ras_cmd->ras_status = TA_RAS_STATUS__ERROR_RAS_NOT_AVAILABLE;
1486		}
1487		else if (ras_cmd->ras_out_message.flags.reg_access_failure_flag)
1488			dev_warn(psp->adev->dev,
1489				 "RAS internal register access blocked\n");
1490
1491		psp_ras_ta_check_status(psp);
1492	}
1493
1494	return ret;
1495}
1496
1497int psp_ras_enable_features(struct psp_context *psp,
1498		union ta_ras_cmd_input *info, bool enable)
1499{
1500	struct ta_ras_shared_memory *ras_cmd;
1501	int ret;
1502
1503	if (!psp->ras_context.context.initialized)
1504		return -EINVAL;
1505
1506	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1507	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1508
1509	if (enable)
1510		ras_cmd->cmd_id = TA_RAS_COMMAND__ENABLE_FEATURES;
1511	else
1512		ras_cmd->cmd_id = TA_RAS_COMMAND__DISABLE_FEATURES;
1513
1514	ras_cmd->ras_in_message = *info;
1515
1516	ret = psp_ras_invoke(psp, ras_cmd->cmd_id);
1517	if (ret)
1518		return -EINVAL;
1519
1520	return 0;
1521}
1522
1523int psp_ras_terminate(struct psp_context *psp)
1524{
1525	int ret;
1526
1527	/*
1528	 * TODO: bypass the terminate in sriov for now
1529	 */
1530	if (amdgpu_sriov_vf(psp->adev))
1531		return 0;
1532
1533	if (!psp->ras_context.context.initialized)
1534		return 0;
1535
1536	ret = psp_ta_unload(psp, &psp->ras_context.context);
1537
1538	psp->ras_context.context.initialized = false;
1539
1540	return ret;
1541}
1542
1543int psp_ras_initialize(struct psp_context *psp)
1544{
1545	int ret;
1546	uint32_t boot_cfg = 0xFF;
1547	struct amdgpu_device *adev = psp->adev;
1548	struct ta_ras_shared_memory *ras_cmd;
1549
1550	/*
1551	 * TODO: bypass the initialize in sriov for now
1552	 */
1553	if (amdgpu_sriov_vf(adev))
1554		return 0;
1555
1556	if (!adev->psp.ras_context.context.bin_desc.size_bytes ||
1557	    !adev->psp.ras_context.context.bin_desc.start_addr) {
1558		dev_info(adev->dev, "RAS: optional ras ta ucode is not available\n");
1559		return 0;
1560	}
1561
1562	if (amdgpu_atomfirmware_dynamic_boot_config_supported(adev)) {
1563		/* query GECC enablement status from boot config
1564		 * boot_cfg: 1: GECC is enabled or 0: GECC is disabled
1565		 */
1566		ret = psp_boot_config_get(adev, &boot_cfg);
1567		if (ret)
1568			dev_warn(adev->dev, "PSP get boot config failed\n");
1569
1570		if (!amdgpu_ras_is_supported(psp->adev, AMDGPU_RAS_BLOCK__UMC)) {
1571			if (!boot_cfg) {
1572				dev_info(adev->dev, "GECC is disabled\n");
1573			} else {
1574				/* disable GECC in next boot cycle if ras is
1575				 * disabled by module parameter amdgpu_ras_enable
1576				 * and/or amdgpu_ras_mask, or boot_config_get call
1577				 * is failed
1578				 */
1579				ret = psp_boot_config_set(adev, 0);
1580				if (ret)
1581					dev_warn(adev->dev, "PSP set boot config failed\n");
1582				else
1583					dev_warn(adev->dev, "GECC will be disabled in next boot cycle "
1584						 "if set amdgpu_ras_enable and/or amdgpu_ras_mask to 0x0\n");
1585			}
1586		} else {
1587			if (1 == boot_cfg) {
1588				dev_info(adev->dev, "GECC is enabled\n");
1589			} else {
1590				/* enable GECC in next boot cycle if it is disabled
1591				 * in boot config, or force enable GECC if failed to
1592				 * get boot configuration
1593				 */
1594				ret = psp_boot_config_set(adev, BOOT_CONFIG_GECC);
1595				if (ret)
1596					dev_warn(adev->dev, "PSP set boot config failed\n");
1597				else
1598					dev_warn(adev->dev, "GECC will be enabled in next boot cycle\n");
1599			}
1600		}
1601	}
1602
1603	psp->ras_context.context.mem_context.shared_mem_size = PSP_RAS_SHARED_MEM_SIZE;
1604	psp->ras_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1605
1606	if (!psp->ras_context.context.mem_context.shared_buf) {
1607		ret = psp_ta_init_shared_buf(psp, &psp->ras_context.context.mem_context);
1608		if (ret)
1609			return ret;
1610	}
1611
1612	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1613	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1614
1615	if (amdgpu_ras_is_poison_mode_supported(adev))
1616		ras_cmd->ras_in_message.init_flags.poison_mode_en = 1;
1617	if (!adev->gmc.xgmi.connected_to_cpu)
1618		ras_cmd->ras_in_message.init_flags.dgpu_mode = 1;
 
 
 
1619
1620	ret = psp_ta_load(psp, &psp->ras_context.context);
1621
1622	if (!ret && !ras_cmd->ras_status)
1623		psp->ras_context.context.initialized = true;
1624	else {
1625		if (ras_cmd->ras_status)
1626			dev_warn(psp->adev->dev, "RAS Init Status: 0x%X\n", ras_cmd->ras_status);
1627
1628		/* fail to load RAS TA */
1629		psp->ras_context.context.initialized = false;
1630	}
1631
1632	return ret;
1633}
1634
1635int psp_ras_trigger_error(struct psp_context *psp,
1636			  struct ta_ras_trigger_error_input *info)
1637{
1638	struct ta_ras_shared_memory *ras_cmd;
 
1639	int ret;
 
1640
1641	if (!psp->ras_context.context.initialized)
1642		return -EINVAL;
1643
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1644	ras_cmd = (struct ta_ras_shared_memory *)psp->ras_context.context.mem_context.shared_buf;
1645	memset(ras_cmd, 0, sizeof(struct ta_ras_shared_memory));
1646
1647	ras_cmd->cmd_id = TA_RAS_COMMAND__TRIGGER_ERROR;
1648	ras_cmd->ras_in_message.trigger_error = *info;
1649
1650	ret = psp_ras_invoke(psp, ras_cmd->cmd_id);
1651	if (ret)
1652		return -EINVAL;
1653
1654	/* If err_event_athub occurs error inject was successful, however
1655	   return status from TA is no long reliable */
 
1656	if (amdgpu_ras_intr_triggered())
1657		return 0;
1658
1659	if (ras_cmd->ras_status == TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED)
1660		return -EACCES;
1661	else if (ras_cmd->ras_status)
1662		return -EINVAL;
1663
1664	return 0;
1665}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1666// ras end
1667
1668// HDCP start
1669static int psp_hdcp_initialize(struct psp_context *psp)
1670{
1671	int ret;
1672
1673	/*
1674	 * TODO: bypass the initialize in sriov for now
1675	 */
1676	if (amdgpu_sriov_vf(psp->adev))
1677		return 0;
1678
 
 
 
 
1679	if (!psp->hdcp_context.context.bin_desc.size_bytes ||
1680	    !psp->hdcp_context.context.bin_desc.start_addr) {
1681		dev_info(psp->adev->dev, "HDCP: optional hdcp ta ucode is not available\n");
1682		return 0;
1683	}
1684
1685	psp->hdcp_context.context.mem_context.shared_mem_size = PSP_HDCP_SHARED_MEM_SIZE;
1686	psp->hdcp_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1687
1688	if (!psp->hdcp_context.context.initialized) {
1689		ret = psp_ta_init_shared_buf(psp, &psp->hdcp_context.context.mem_context);
1690		if (ret)
1691			return ret;
1692	}
1693
1694	ret = psp_ta_load(psp, &psp->hdcp_context.context);
1695	if (!ret) {
1696		psp->hdcp_context.context.initialized = true;
1697		mutex_init(&psp->hdcp_context.mutex);
1698	}
1699
1700	return ret;
1701}
1702
1703int psp_hdcp_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1704{
1705	/*
1706	 * TODO: bypass the loading in sriov for now
1707	 */
1708	if (amdgpu_sriov_vf(psp->adev))
1709		return 0;
1710
 
 
 
1711	return psp_ta_invoke(psp, ta_cmd_id, &psp->hdcp_context.context);
1712}
1713
1714static int psp_hdcp_terminate(struct psp_context *psp)
1715{
1716	int ret;
1717
1718	/*
1719	 * TODO: bypass the terminate in sriov for now
1720	 */
1721	if (amdgpu_sriov_vf(psp->adev))
1722		return 0;
1723
1724	if (!psp->hdcp_context.context.initialized)
1725		return 0;
1726
1727	ret = psp_ta_unload(psp, &psp->hdcp_context.context);
1728
1729	psp->hdcp_context.context.initialized = false;
1730
1731	return ret;
1732}
1733// HDCP end
1734
1735// DTM start
1736static int psp_dtm_initialize(struct psp_context *psp)
1737{
1738	int ret;
1739
1740	/*
1741	 * TODO: bypass the initialize in sriov for now
1742	 */
1743	if (amdgpu_sriov_vf(psp->adev))
1744		return 0;
1745
 
 
 
 
1746	if (!psp->dtm_context.context.bin_desc.size_bytes ||
1747	    !psp->dtm_context.context.bin_desc.start_addr) {
1748		dev_info(psp->adev->dev, "DTM: optional dtm ta ucode is not available\n");
1749		return 0;
1750	}
1751
1752	psp->dtm_context.context.mem_context.shared_mem_size = PSP_DTM_SHARED_MEM_SIZE;
1753	psp->dtm_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1754
1755	if (!psp->dtm_context.context.initialized) {
1756		ret = psp_ta_init_shared_buf(psp, &psp->dtm_context.context.mem_context);
1757		if (ret)
1758			return ret;
1759	}
1760
1761	ret = psp_ta_load(psp, &psp->dtm_context.context);
1762	if (!ret) {
1763		psp->dtm_context.context.initialized = true;
1764		mutex_init(&psp->dtm_context.mutex);
1765	}
1766
1767	return ret;
1768}
1769
1770int psp_dtm_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1771{
1772	/*
1773	 * TODO: bypass the loading in sriov for now
1774	 */
1775	if (amdgpu_sriov_vf(psp->adev))
1776		return 0;
1777
 
 
 
1778	return psp_ta_invoke(psp, ta_cmd_id, &psp->dtm_context.context);
1779}
1780
1781static int psp_dtm_terminate(struct psp_context *psp)
1782{
1783	int ret;
1784
1785	/*
1786	 * TODO: bypass the terminate in sriov for now
1787	 */
1788	if (amdgpu_sriov_vf(psp->adev))
1789		return 0;
1790
1791	if (!psp->dtm_context.context.initialized)
1792		return 0;
1793
1794	ret = psp_ta_unload(psp, &psp->dtm_context.context);
1795
1796	psp->dtm_context.context.initialized = false;
1797
1798	return ret;
1799}
1800// DTM end
1801
1802// RAP start
1803static int psp_rap_initialize(struct psp_context *psp)
1804{
1805	int ret;
1806	enum ta_rap_status status = TA_RAP_STATUS__SUCCESS;
1807
1808	/*
1809	 * TODO: bypass the initialize in sriov for now
1810	 */
1811	if (amdgpu_sriov_vf(psp->adev))
1812		return 0;
1813
1814	if (!psp->rap_context.context.bin_desc.size_bytes ||
1815	    !psp->rap_context.context.bin_desc.start_addr) {
1816		dev_info(psp->adev->dev, "RAP: optional rap ta ucode is not available\n");
1817		return 0;
1818	}
1819
1820	psp->rap_context.context.mem_context.shared_mem_size = PSP_RAP_SHARED_MEM_SIZE;
1821	psp->rap_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1822
1823	if (!psp->rap_context.context.initialized) {
1824		ret = psp_ta_init_shared_buf(psp, &psp->rap_context.context.mem_context);
1825		if (ret)
1826			return ret;
1827	}
1828
1829	ret = psp_ta_load(psp, &psp->rap_context.context);
1830	if (!ret) {
1831		psp->rap_context.context.initialized = true;
1832		mutex_init(&psp->rap_context.mutex);
1833	} else
1834		return ret;
1835
1836	ret = psp_rap_invoke(psp, TA_CMD_RAP__INITIALIZE, &status);
1837	if (ret || status != TA_RAP_STATUS__SUCCESS) {
1838		psp_rap_terminate(psp);
1839		/* free rap shared memory */
1840		psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
1841
1842		dev_warn(psp->adev->dev, "RAP TA initialize fail (%d) status %d.\n",
1843			 ret, status);
1844
1845		return ret;
1846	}
1847
1848	return 0;
1849}
1850
1851static int psp_rap_terminate(struct psp_context *psp)
1852{
1853	int ret;
1854
1855	if (!psp->rap_context.context.initialized)
1856		return 0;
1857
1858	ret = psp_ta_unload(psp, &psp->rap_context.context);
1859
1860	psp->rap_context.context.initialized = false;
1861
1862	return ret;
1863}
1864
1865int psp_rap_invoke(struct psp_context *psp, uint32_t ta_cmd_id, enum ta_rap_status *status)
1866{
1867	struct ta_rap_shared_memory *rap_cmd;
1868	int ret = 0;
1869
1870	if (!psp->rap_context.context.initialized)
1871		return 0;
1872
1873	if (ta_cmd_id != TA_CMD_RAP__INITIALIZE &&
1874	    ta_cmd_id != TA_CMD_RAP__VALIDATE_L0)
1875		return -EINVAL;
1876
1877	mutex_lock(&psp->rap_context.mutex);
1878
1879	rap_cmd = (struct ta_rap_shared_memory *)
1880		  psp->rap_context.context.mem_context.shared_buf;
1881	memset(rap_cmd, 0, sizeof(struct ta_rap_shared_memory));
1882
1883	rap_cmd->cmd_id = ta_cmd_id;
1884	rap_cmd->validation_method_id = METHOD_A;
1885
1886	ret = psp_ta_invoke(psp, rap_cmd->cmd_id, &psp->rap_context.context);
1887	if (ret)
1888		goto out_unlock;
1889
1890	if (status)
1891		*status = rap_cmd->rap_status;
1892
1893out_unlock:
1894	mutex_unlock(&psp->rap_context.mutex);
1895
1896	return ret;
1897}
1898// RAP end
1899
1900/* securedisplay start */
1901static int psp_securedisplay_initialize(struct psp_context *psp)
1902{
1903	int ret;
1904	struct securedisplay_cmd *securedisplay_cmd;
1905
1906	/*
1907	 * TODO: bypass the initialize in sriov for now
1908	 */
1909	if (amdgpu_sriov_vf(psp->adev))
1910		return 0;
1911
 
 
 
 
1912	if (!psp->securedisplay_context.context.bin_desc.size_bytes ||
1913	    !psp->securedisplay_context.context.bin_desc.start_addr) {
1914		dev_info(psp->adev->dev, "SECUREDISPLAY: securedisplay ta ucode is not available\n");
1915		return 0;
1916	}
1917
1918	psp->securedisplay_context.context.mem_context.shared_mem_size =
1919		PSP_SECUREDISPLAY_SHARED_MEM_SIZE;
1920	psp->securedisplay_context.context.ta_load_type = GFX_CMD_ID_LOAD_TA;
1921
1922	if (!psp->securedisplay_context.context.initialized) {
1923		ret = psp_ta_init_shared_buf(psp,
1924					     &psp->securedisplay_context.context.mem_context);
1925		if (ret)
1926			return ret;
1927	}
1928
1929	ret = psp_ta_load(psp, &psp->securedisplay_context.context);
1930	if (!ret) {
1931		psp->securedisplay_context.context.initialized = true;
1932		mutex_init(&psp->securedisplay_context.mutex);
1933	} else
1934		return ret;
1935
1936	mutex_lock(&psp->securedisplay_context.mutex);
1937
1938	psp_prep_securedisplay_cmd_buf(psp, &securedisplay_cmd,
1939			TA_SECUREDISPLAY_COMMAND__QUERY_TA);
1940
1941	ret = psp_securedisplay_invoke(psp, TA_SECUREDISPLAY_COMMAND__QUERY_TA);
1942
1943	mutex_unlock(&psp->securedisplay_context.mutex);
1944
1945	if (ret) {
1946		psp_securedisplay_terminate(psp);
1947		/* free securedisplay shared memory */
1948		psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
1949		dev_err(psp->adev->dev, "SECUREDISPLAY TA initialize fail.\n");
1950		return -EINVAL;
1951	}
1952
1953	if (securedisplay_cmd->status != TA_SECUREDISPLAY_STATUS__SUCCESS) {
1954		psp_securedisplay_parse_resp_status(psp, securedisplay_cmd->status);
1955		dev_err(psp->adev->dev, "SECUREDISPLAY: query securedisplay TA failed. ret 0x%x\n",
1956			securedisplay_cmd->securedisplay_out_message.query_ta.query_cmd_ret);
 
 
1957	}
1958
1959	return 0;
1960}
1961
1962static int psp_securedisplay_terminate(struct psp_context *psp)
1963{
1964	int ret;
1965
1966	/*
1967	 * TODO:bypass the terminate in sriov for now
1968	 */
1969	if (amdgpu_sriov_vf(psp->adev))
1970		return 0;
1971
1972	if (!psp->securedisplay_context.context.initialized)
1973		return 0;
1974
1975	ret = psp_ta_unload(psp, &psp->securedisplay_context.context);
1976
1977	psp->securedisplay_context.context.initialized = false;
1978
1979	return ret;
1980}
1981
1982int psp_securedisplay_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
1983{
1984	int ret;
1985
1986	if (!psp->securedisplay_context.context.initialized)
1987		return -EINVAL;
1988
1989	if (ta_cmd_id != TA_SECUREDISPLAY_COMMAND__QUERY_TA &&
1990	    ta_cmd_id != TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC)
1991		return -EINVAL;
1992
1993	ret = psp_ta_invoke(psp, ta_cmd_id, &psp->securedisplay_context.context);
1994
1995	return ret;
1996}
1997/* SECUREDISPLAY end */
1998
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1999static int psp_hw_start(struct psp_context *psp)
2000{
2001	struct amdgpu_device *adev = psp->adev;
2002	int ret;
2003
2004	if (!amdgpu_sriov_vf(adev)) {
2005		if ((is_psp_fw_valid(psp->kdb)) &&
2006		    (psp->funcs->bootloader_load_kdb != NULL)) {
2007			ret = psp_bootloader_load_kdb(psp);
2008			if (ret) {
2009				DRM_ERROR("PSP load kdb failed!\n");
2010				return ret;
2011			}
2012		}
2013
2014		if ((is_psp_fw_valid(psp->spl)) &&
2015		    (psp->funcs->bootloader_load_spl != NULL)) {
2016			ret = psp_bootloader_load_spl(psp);
2017			if (ret) {
2018				DRM_ERROR("PSP load spl failed!\n");
2019				return ret;
2020			}
2021		}
2022
2023		if ((is_psp_fw_valid(psp->sys)) &&
2024		    (psp->funcs->bootloader_load_sysdrv != NULL)) {
2025			ret = psp_bootloader_load_sysdrv(psp);
2026			if (ret) {
2027				DRM_ERROR("PSP load sys drv failed!\n");
2028				return ret;
2029			}
2030		}
2031
2032		if ((is_psp_fw_valid(psp->soc_drv)) &&
2033		    (psp->funcs->bootloader_load_soc_drv != NULL)) {
2034			ret = psp_bootloader_load_soc_drv(psp);
2035			if (ret) {
2036				DRM_ERROR("PSP load soc drv failed!\n");
2037				return ret;
2038			}
2039		}
2040
2041		if ((is_psp_fw_valid(psp->intf_drv)) &&
2042		    (psp->funcs->bootloader_load_intf_drv != NULL)) {
2043			ret = psp_bootloader_load_intf_drv(psp);
2044			if (ret) {
2045				DRM_ERROR("PSP load intf drv failed!\n");
2046				return ret;
2047			}
2048		}
2049
2050		if ((is_psp_fw_valid(psp->dbg_drv)) &&
2051		    (psp->funcs->bootloader_load_dbg_drv != NULL)) {
2052			ret = psp_bootloader_load_dbg_drv(psp);
2053			if (ret) {
2054				DRM_ERROR("PSP load dbg drv failed!\n");
2055				return ret;
2056			}
2057		}
2058
2059		if ((is_psp_fw_valid(psp->ras_drv)) &&
2060		    (psp->funcs->bootloader_load_ras_drv != NULL)) {
2061			ret = psp_bootloader_load_ras_drv(psp);
2062			if (ret) {
2063				DRM_ERROR("PSP load ras_drv failed!\n");
2064				return ret;
2065			}
2066		}
2067
2068		if ((is_psp_fw_valid(psp->sos)) &&
2069		    (psp->funcs->bootloader_load_sos != NULL)) {
2070			ret = psp_bootloader_load_sos(psp);
2071			if (ret) {
2072				DRM_ERROR("PSP load sos failed!\n");
2073				return ret;
2074			}
2075		}
2076	}
2077
2078	ret = psp_ring_create(psp, PSP_RING_TYPE__KM);
2079	if (ret) {
2080		DRM_ERROR("PSP create ring failed!\n");
2081		return ret;
2082	}
2083
2084	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev))
2085		goto skip_pin_bo;
2086
2087	ret = psp_tmr_init(psp);
2088	if (ret) {
2089		DRM_ERROR("PSP tmr init failed!\n");
2090		return ret;
 
 
2091	}
2092
2093skip_pin_bo:
2094	/*
2095	 * For ASICs with DF Cstate management centralized
2096	 * to PMFW, TMR setup should be performed after PMFW
2097	 * loaded and before other non-psp firmware loaded.
2098	 */
2099	if (psp->pmfw_centralized_cstate_management) {
2100		ret = psp_load_smu_fw(psp);
2101		if (ret)
2102			return ret;
2103	}
2104
2105	ret = psp_tmr_load(psp);
2106	if (ret) {
2107		DRM_ERROR("PSP load tmr failed!\n");
2108		return ret;
 
 
2109	}
2110
2111	return 0;
2112}
2113
2114static int psp_get_fw_type(struct amdgpu_firmware_info *ucode,
2115			   enum psp_gfx_fw_type *type)
2116{
2117	switch (ucode->ucode_id) {
2118	case AMDGPU_UCODE_ID_CAP:
2119		*type = GFX_FW_TYPE_CAP;
2120		break;
2121	case AMDGPU_UCODE_ID_SDMA0:
2122		*type = GFX_FW_TYPE_SDMA0;
2123		break;
2124	case AMDGPU_UCODE_ID_SDMA1:
2125		*type = GFX_FW_TYPE_SDMA1;
2126		break;
2127	case AMDGPU_UCODE_ID_SDMA2:
2128		*type = GFX_FW_TYPE_SDMA2;
2129		break;
2130	case AMDGPU_UCODE_ID_SDMA3:
2131		*type = GFX_FW_TYPE_SDMA3;
2132		break;
2133	case AMDGPU_UCODE_ID_SDMA4:
2134		*type = GFX_FW_TYPE_SDMA4;
2135		break;
2136	case AMDGPU_UCODE_ID_SDMA5:
2137		*type = GFX_FW_TYPE_SDMA5;
2138		break;
2139	case AMDGPU_UCODE_ID_SDMA6:
2140		*type = GFX_FW_TYPE_SDMA6;
2141		break;
2142	case AMDGPU_UCODE_ID_SDMA7:
2143		*type = GFX_FW_TYPE_SDMA7;
2144		break;
2145	case AMDGPU_UCODE_ID_CP_MES:
2146		*type = GFX_FW_TYPE_CP_MES;
2147		break;
2148	case AMDGPU_UCODE_ID_CP_MES_DATA:
2149		*type = GFX_FW_TYPE_MES_STACK;
2150		break;
2151	case AMDGPU_UCODE_ID_CP_MES1:
2152		*type = GFX_FW_TYPE_CP_MES_KIQ;
2153		break;
2154	case AMDGPU_UCODE_ID_CP_MES1_DATA:
2155		*type = GFX_FW_TYPE_MES_KIQ_STACK;
2156		break;
2157	case AMDGPU_UCODE_ID_CP_CE:
2158		*type = GFX_FW_TYPE_CP_CE;
2159		break;
2160	case AMDGPU_UCODE_ID_CP_PFP:
2161		*type = GFX_FW_TYPE_CP_PFP;
2162		break;
2163	case AMDGPU_UCODE_ID_CP_ME:
2164		*type = GFX_FW_TYPE_CP_ME;
2165		break;
2166	case AMDGPU_UCODE_ID_CP_MEC1:
2167		*type = GFX_FW_TYPE_CP_MEC;
2168		break;
2169	case AMDGPU_UCODE_ID_CP_MEC1_JT:
2170		*type = GFX_FW_TYPE_CP_MEC_ME1;
2171		break;
2172	case AMDGPU_UCODE_ID_CP_MEC2:
2173		*type = GFX_FW_TYPE_CP_MEC;
2174		break;
2175	case AMDGPU_UCODE_ID_CP_MEC2_JT:
2176		*type = GFX_FW_TYPE_CP_MEC_ME2;
2177		break;
2178	case AMDGPU_UCODE_ID_RLC_P:
2179		*type = GFX_FW_TYPE_RLC_P;
2180		break;
2181	case AMDGPU_UCODE_ID_RLC_V:
2182		*type = GFX_FW_TYPE_RLC_V;
2183		break;
2184	case AMDGPU_UCODE_ID_RLC_G:
2185		*type = GFX_FW_TYPE_RLC_G;
2186		break;
2187	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL:
2188		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_CNTL;
2189		break;
2190	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM:
2191		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_GPM_MEM;
2192		break;
2193	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM:
2194		*type = GFX_FW_TYPE_RLC_RESTORE_LIST_SRM_MEM;
2195		break;
2196	case AMDGPU_UCODE_ID_RLC_IRAM:
2197		*type = GFX_FW_TYPE_RLC_IRAM;
2198		break;
2199	case AMDGPU_UCODE_ID_RLC_DRAM:
2200		*type = GFX_FW_TYPE_RLC_DRAM_BOOT;
2201		break;
2202	case AMDGPU_UCODE_ID_GLOBAL_TAP_DELAYS:
2203		*type = GFX_FW_TYPE_GLOBAL_TAP_DELAYS;
2204		break;
2205	case AMDGPU_UCODE_ID_SE0_TAP_DELAYS:
2206		*type = GFX_FW_TYPE_SE0_TAP_DELAYS;
2207		break;
2208	case AMDGPU_UCODE_ID_SE1_TAP_DELAYS:
2209		*type = GFX_FW_TYPE_SE1_TAP_DELAYS;
2210		break;
2211	case AMDGPU_UCODE_ID_SE2_TAP_DELAYS:
2212		*type = GFX_FW_TYPE_SE2_TAP_DELAYS;
2213		break;
2214	case AMDGPU_UCODE_ID_SE3_TAP_DELAYS:
2215		*type = GFX_FW_TYPE_SE3_TAP_DELAYS;
2216		break;
2217	case AMDGPU_UCODE_ID_SMC:
2218		*type = GFX_FW_TYPE_SMU;
2219		break;
2220	case AMDGPU_UCODE_ID_PPTABLE:
2221		*type = GFX_FW_TYPE_PPTABLE;
2222		break;
2223	case AMDGPU_UCODE_ID_UVD:
2224		*type = GFX_FW_TYPE_UVD;
2225		break;
2226	case AMDGPU_UCODE_ID_UVD1:
2227		*type = GFX_FW_TYPE_UVD1;
2228		break;
2229	case AMDGPU_UCODE_ID_VCE:
2230		*type = GFX_FW_TYPE_VCE;
2231		break;
2232	case AMDGPU_UCODE_ID_VCN:
2233		*type = GFX_FW_TYPE_VCN;
2234		break;
2235	case AMDGPU_UCODE_ID_VCN1:
2236		*type = GFX_FW_TYPE_VCN1;
2237		break;
2238	case AMDGPU_UCODE_ID_DMCU_ERAM:
2239		*type = GFX_FW_TYPE_DMCU_ERAM;
2240		break;
2241	case AMDGPU_UCODE_ID_DMCU_INTV:
2242		*type = GFX_FW_TYPE_DMCU_ISR;
2243		break;
2244	case AMDGPU_UCODE_ID_VCN0_RAM:
2245		*type = GFX_FW_TYPE_VCN0_RAM;
2246		break;
2247	case AMDGPU_UCODE_ID_VCN1_RAM:
2248		*type = GFX_FW_TYPE_VCN1_RAM;
2249		break;
2250	case AMDGPU_UCODE_ID_DMCUB:
2251		*type = GFX_FW_TYPE_DMUB;
2252		break;
2253	case AMDGPU_UCODE_ID_SDMA_UCODE_TH0:
2254		*type = GFX_FW_TYPE_SDMA_UCODE_TH0;
2255		break;
2256	case AMDGPU_UCODE_ID_SDMA_UCODE_TH1:
2257		*type = GFX_FW_TYPE_SDMA_UCODE_TH1;
2258		break;
2259	case AMDGPU_UCODE_ID_IMU_I:
2260		*type = GFX_FW_TYPE_IMU_I;
2261		break;
2262	case AMDGPU_UCODE_ID_IMU_D:
2263		*type = GFX_FW_TYPE_IMU_D;
2264		break;
2265	case AMDGPU_UCODE_ID_CP_RS64_PFP:
2266		*type = GFX_FW_TYPE_RS64_PFP;
2267		break;
2268	case AMDGPU_UCODE_ID_CP_RS64_ME:
2269		*type = GFX_FW_TYPE_RS64_ME;
2270		break;
2271	case AMDGPU_UCODE_ID_CP_RS64_MEC:
2272		*type = GFX_FW_TYPE_RS64_MEC;
2273		break;
2274	case AMDGPU_UCODE_ID_CP_RS64_PFP_P0_STACK:
2275		*type = GFX_FW_TYPE_RS64_PFP_P0_STACK;
2276		break;
2277	case AMDGPU_UCODE_ID_CP_RS64_PFP_P1_STACK:
2278		*type = GFX_FW_TYPE_RS64_PFP_P1_STACK;
2279		break;
2280	case AMDGPU_UCODE_ID_CP_RS64_ME_P0_STACK:
2281		*type = GFX_FW_TYPE_RS64_ME_P0_STACK;
2282		break;
2283	case AMDGPU_UCODE_ID_CP_RS64_ME_P1_STACK:
2284		*type = GFX_FW_TYPE_RS64_ME_P1_STACK;
2285		break;
2286	case AMDGPU_UCODE_ID_CP_RS64_MEC_P0_STACK:
2287		*type = GFX_FW_TYPE_RS64_MEC_P0_STACK;
2288		break;
2289	case AMDGPU_UCODE_ID_CP_RS64_MEC_P1_STACK:
2290		*type = GFX_FW_TYPE_RS64_MEC_P1_STACK;
2291		break;
2292	case AMDGPU_UCODE_ID_CP_RS64_MEC_P2_STACK:
2293		*type = GFX_FW_TYPE_RS64_MEC_P2_STACK;
2294		break;
2295	case AMDGPU_UCODE_ID_CP_RS64_MEC_P3_STACK:
2296		*type = GFX_FW_TYPE_RS64_MEC_P3_STACK;
2297		break;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2298	case AMDGPU_UCODE_ID_MAXIMUM:
2299	default:
2300		return -EINVAL;
2301	}
2302
2303	return 0;
2304}
2305
2306static void psp_print_fw_hdr(struct psp_context *psp,
2307			     struct amdgpu_firmware_info *ucode)
2308{
2309	struct amdgpu_device *adev = psp->adev;
2310	struct common_firmware_header *hdr;
2311
2312	switch (ucode->ucode_id) {
2313	case AMDGPU_UCODE_ID_SDMA0:
2314	case AMDGPU_UCODE_ID_SDMA1:
2315	case AMDGPU_UCODE_ID_SDMA2:
2316	case AMDGPU_UCODE_ID_SDMA3:
2317	case AMDGPU_UCODE_ID_SDMA4:
2318	case AMDGPU_UCODE_ID_SDMA5:
2319	case AMDGPU_UCODE_ID_SDMA6:
2320	case AMDGPU_UCODE_ID_SDMA7:
2321		hdr = (struct common_firmware_header *)
2322			adev->sdma.instance[ucode->ucode_id - AMDGPU_UCODE_ID_SDMA0].fw->data;
2323		amdgpu_ucode_print_sdma_hdr(hdr);
2324		break;
2325	case AMDGPU_UCODE_ID_CP_CE:
2326		hdr = (struct common_firmware_header *)adev->gfx.ce_fw->data;
2327		amdgpu_ucode_print_gfx_hdr(hdr);
2328		break;
2329	case AMDGPU_UCODE_ID_CP_PFP:
2330		hdr = (struct common_firmware_header *)adev->gfx.pfp_fw->data;
2331		amdgpu_ucode_print_gfx_hdr(hdr);
2332		break;
2333	case AMDGPU_UCODE_ID_CP_ME:
2334		hdr = (struct common_firmware_header *)adev->gfx.me_fw->data;
2335		amdgpu_ucode_print_gfx_hdr(hdr);
2336		break;
2337	case AMDGPU_UCODE_ID_CP_MEC1:
2338		hdr = (struct common_firmware_header *)adev->gfx.mec_fw->data;
2339		amdgpu_ucode_print_gfx_hdr(hdr);
2340		break;
2341	case AMDGPU_UCODE_ID_RLC_G:
2342		hdr = (struct common_firmware_header *)adev->gfx.rlc_fw->data;
2343		amdgpu_ucode_print_rlc_hdr(hdr);
2344		break;
2345	case AMDGPU_UCODE_ID_SMC:
2346		hdr = (struct common_firmware_header *)adev->pm.fw->data;
2347		amdgpu_ucode_print_smc_hdr(hdr);
2348		break;
2349	default:
2350		break;
2351	}
2352}
2353
2354static int psp_prep_load_ip_fw_cmd_buf(struct amdgpu_firmware_info *ucode,
 
2355				       struct psp_gfx_cmd_resp *cmd)
2356{
2357	int ret;
2358	uint64_t fw_mem_mc_addr = ucode->mc_addr;
2359
2360	cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW;
2361	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(fw_mem_mc_addr);
2362	cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(fw_mem_mc_addr);
2363	cmd->cmd.cmd_load_ip_fw.fw_size = ucode->ucode_size;
2364
2365	ret = psp_get_fw_type(ucode, &cmd->cmd.cmd_load_ip_fw.fw_type);
2366	if (ret)
2367		DRM_ERROR("Unknown firmware type\n");
2368
2369	return ret;
2370}
2371
2372static int psp_execute_non_psp_fw_load(struct psp_context *psp,
2373			          struct amdgpu_firmware_info *ucode)
2374{
2375	int ret = 0;
2376	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
2377
2378	ret = psp_prep_load_ip_fw_cmd_buf(ucode, cmd);
2379	if (!ret) {
2380		ret = psp_cmd_submit_buf(psp, ucode, cmd,
2381					 psp->fence_buf_mc_addr);
2382	}
2383
2384	release_psp_cmd_buf(psp);
2385
2386	return ret;
2387}
2388
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2389static int psp_load_smu_fw(struct psp_context *psp)
2390{
2391	int ret;
2392	struct amdgpu_device *adev = psp->adev;
2393	struct amdgpu_firmware_info *ucode =
2394			&adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];
2395	struct amdgpu_ras *ras = psp->ras_context.ras;
2396
2397	/*
2398	 * Skip SMU FW reloading in case of using BACO for runpm only,
2399	 * as SMU is always alive.
2400	 */
2401	if (adev->in_runpm && (adev->pm.rpm_mode == AMDGPU_RUNPM_BACO))
2402		return 0;
2403
2404	if (!ucode->fw || amdgpu_sriov_vf(psp->adev))
2405		return 0;
2406
2407	if ((amdgpu_in_reset(adev) &&
2408	     ras && adev->ras_enabled &&
2409	     (adev->ip_versions[MP0_HWIP][0] == IP_VERSION(11, 0, 4) ||
2410	      adev->ip_versions[MP0_HWIP][0] == IP_VERSION(11, 0, 2)))) {
2411		ret = amdgpu_dpm_set_mp1_state(adev, PP_MP1_STATE_UNLOAD);
2412		if (ret) {
2413			DRM_WARN("Failed to set MP1 state prepare for reload\n");
2414		}
2415	}
2416
2417	ret = psp_execute_non_psp_fw_load(psp, ucode);
2418
2419	if (ret)
2420		DRM_ERROR("PSP load smu failed!\n");
2421
2422	return ret;
2423}
2424
2425static bool fw_load_skip_check(struct psp_context *psp,
2426			       struct amdgpu_firmware_info *ucode)
2427{
2428	if (!ucode->fw || !ucode->ucode_size)
2429		return true;
2430
 
 
 
2431	if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
2432	    (psp_smu_reload_quirk(psp) ||
2433	     psp->autoload_supported ||
2434	     psp->pmfw_centralized_cstate_management))
2435		return true;
2436
2437	if (amdgpu_sriov_vf(psp->adev) &&
2438	    amdgpu_virt_fw_load_skip_check(psp->adev, ucode->ucode_id))
2439		return true;
2440
2441	if (psp->autoload_supported &&
2442	    (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1_JT ||
2443	     ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2_JT))
2444		/* skip mec JT when autoload is enabled */
2445		return true;
2446
2447	return false;
2448}
2449
2450int psp_load_fw_list(struct psp_context *psp,
2451		     struct amdgpu_firmware_info **ucode_list, int ucode_count)
2452{
2453	int ret = 0, i;
2454	struct amdgpu_firmware_info *ucode;
2455
2456	for (i = 0; i < ucode_count; ++i) {
2457		ucode = ucode_list[i];
2458		psp_print_fw_hdr(psp, ucode);
2459		ret = psp_execute_non_psp_fw_load(psp, ucode);
2460		if (ret)
2461			return ret;
2462	}
2463	return ret;
2464}
2465
2466static int psp_load_non_psp_fw(struct psp_context *psp)
2467{
2468	int i, ret;
2469	struct amdgpu_firmware_info *ucode;
2470	struct amdgpu_device *adev = psp->adev;
2471
2472	if (psp->autoload_supported &&
2473	    !psp->pmfw_centralized_cstate_management) {
2474		ret = psp_load_smu_fw(psp);
2475		if (ret)
2476			return ret;
2477	}
2478
 
 
 
2479	for (i = 0; i < adev->firmware.max_ucodes; i++) {
2480		ucode = &adev->firmware.ucode[i];
2481
2482		if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC &&
2483		    !fw_load_skip_check(psp, ucode)) {
2484			ret = psp_load_smu_fw(psp);
2485			if (ret)
2486				return ret;
2487			continue;
2488		}
2489
2490		if (fw_load_skip_check(psp, ucode))
2491			continue;
2492
2493		if (psp->autoload_supported &&
2494		    (adev->ip_versions[MP0_HWIP][0] == IP_VERSION(11, 0, 7) ||
2495		     adev->ip_versions[MP0_HWIP][0] == IP_VERSION(11, 0, 11) ||
2496		     adev->ip_versions[MP0_HWIP][0] == IP_VERSION(11, 0, 12)) &&
 
 
 
2497		    (ucode->ucode_id == AMDGPU_UCODE_ID_SDMA1 ||
2498		     ucode->ucode_id == AMDGPU_UCODE_ID_SDMA2 ||
2499		     ucode->ucode_id == AMDGPU_UCODE_ID_SDMA3))
2500			/* PSP only receive one SDMA fw for sienna_cichlid,
2501			 * as all four sdma fw are same */
 
2502			continue;
2503
2504		psp_print_fw_hdr(psp, ucode);
2505
2506		ret = psp_execute_non_psp_fw_load(psp, ucode);
2507		if (ret)
2508			return ret;
2509
2510		/* Start rlc autoload after psp recieved all the gfx firmware */
2511		if (psp->autoload_supported && ucode->ucode_id == (amdgpu_sriov_vf(adev) ?
2512		    adev->virt.autoload_ucode_id : AMDGPU_UCODE_ID_RLC_G)) {
2513			ret = psp_rlc_autoload_start(psp);
2514			if (ret) {
2515				DRM_ERROR("Failed to start rlc autoload\n");
2516				return ret;
2517			}
2518		}
2519	}
2520
2521	return 0;
2522}
2523
2524static int psp_load_fw(struct amdgpu_device *adev)
2525{
2526	int ret;
2527	struct psp_context *psp = &adev->psp;
2528
2529	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev)) {
2530		/* should not destroy ring, only stop */
2531		psp_ring_stop(psp, PSP_RING_TYPE__KM);
2532	} else {
2533		memset(psp->fence_buf, 0, PSP_FENCE_BUFFER_SIZE);
2534
2535		ret = psp_ring_init(psp, PSP_RING_TYPE__KM);
2536		if (ret) {
2537			DRM_ERROR("PSP ring init failed!\n");
2538			goto failed;
2539		}
2540	}
2541
2542	ret = psp_hw_start(psp);
2543	if (ret)
2544		goto failed;
2545
2546	ret = psp_load_non_psp_fw(psp);
2547	if (ret)
2548		goto failed1;
2549
2550	ret = psp_asd_initialize(psp);
2551	if (ret) {
2552		DRM_ERROR("PSP load asd failed!\n");
2553		goto failed1;
2554	}
2555
2556	ret = psp_rl_load(adev);
2557	if (ret) {
2558		DRM_ERROR("PSP load RL failed!\n");
2559		goto failed1;
2560	}
2561
2562	if (amdgpu_sriov_vf(adev) && amdgpu_in_reset(adev)) {
2563		if (adev->gmc.xgmi.num_physical_nodes > 1) {
2564			ret = psp_xgmi_initialize(psp, false, true);
2565			/* Warning the XGMI seesion initialize failure
2566			* Instead of stop driver initialization
2567			*/
2568			if (ret)
2569				dev_err(psp->adev->dev,
2570					"XGMI: Failed to initialize XGMI session\n");
2571		}
2572	}
2573
2574	if (psp->ta_fw) {
2575		ret = psp_ras_initialize(psp);
2576		if (ret)
2577			dev_err(psp->adev->dev,
2578					"RAS: Failed to initialize RAS\n");
2579
2580		ret = psp_hdcp_initialize(psp);
2581		if (ret)
2582			dev_err(psp->adev->dev,
2583				"HDCP: Failed to initialize HDCP\n");
2584
2585		ret = psp_dtm_initialize(psp);
2586		if (ret)
2587			dev_err(psp->adev->dev,
2588				"DTM: Failed to initialize DTM\n");
2589
2590		ret = psp_rap_initialize(psp);
2591		if (ret)
2592			dev_err(psp->adev->dev,
2593				"RAP: Failed to initialize RAP\n");
2594
2595		ret = psp_securedisplay_initialize(psp);
2596		if (ret)
2597			dev_err(psp->adev->dev,
2598				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
2599	}
2600
2601	return 0;
2602
2603failed1:
2604	psp_free_shared_bufs(psp);
2605failed:
2606	/*
2607	 * all cleanup jobs (xgmi terminate, ras terminate,
2608	 * ring destroy, cmd/fence/fw buffers destory,
2609	 * psp->cmd destory) are delayed to psp_hw_fini
2610	 */
2611	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
2612	return ret;
2613}
2614
2615static int psp_hw_init(void *handle)
2616{
2617	int ret;
2618	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2619
2620	mutex_lock(&adev->firmware.mutex);
2621	/*
2622	 * This sequence is just used on hw_init only once, no need on
2623	 * resume.
2624	 */
2625	ret = amdgpu_ucode_init_bo(adev);
2626	if (ret)
2627		goto failed;
2628
2629	ret = psp_load_fw(adev);
2630	if (ret) {
2631		DRM_ERROR("PSP firmware loading failed\n");
2632		goto failed;
2633	}
2634
2635	mutex_unlock(&adev->firmware.mutex);
2636	return 0;
2637
2638failed:
2639	adev->firmware.load_type = AMDGPU_FW_LOAD_DIRECT;
2640	mutex_unlock(&adev->firmware.mutex);
2641	return -EINVAL;
2642}
2643
2644static int psp_hw_fini(void *handle)
2645{
2646	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2647	struct psp_context *psp = &adev->psp;
2648
2649	if (psp->ta_fw) {
2650		psp_ras_terminate(psp);
2651		psp_securedisplay_terminate(psp);
2652		psp_rap_terminate(psp);
2653		psp_dtm_terminate(psp);
2654		psp_hdcp_terminate(psp);
2655
2656		if (adev->gmc.xgmi.num_physical_nodes > 1)
2657			psp_xgmi_terminate(psp);
2658	}
2659
2660	psp_asd_terminate(psp);
2661	psp_tmr_terminate(psp);
2662
2663	psp_ring_destroy(psp, PSP_RING_TYPE__KM);
2664
2665	psp_free_shared_bufs(psp);
2666
2667	return 0;
2668}
2669
2670static int psp_suspend(void *handle)
2671{
2672	int ret = 0;
2673	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2674	struct psp_context *psp = &adev->psp;
2675
2676	if (adev->gmc.xgmi.num_physical_nodes > 1 &&
2677	    psp->xgmi_context.context.initialized) {
2678		ret = psp_xgmi_terminate(psp);
2679		if (ret) {
2680			DRM_ERROR("Failed to terminate xgmi ta\n");
2681			goto out;
2682		}
2683	}
2684
2685	if (psp->ta_fw) {
2686		ret = psp_ras_terminate(psp);
2687		if (ret) {
2688			DRM_ERROR("Failed to terminate ras ta\n");
2689			goto out;
2690		}
2691		ret = psp_hdcp_terminate(psp);
2692		if (ret) {
2693			DRM_ERROR("Failed to terminate hdcp ta\n");
2694			goto out;
2695		}
2696		ret = psp_dtm_terminate(psp);
2697		if (ret) {
2698			DRM_ERROR("Failed to terminate dtm ta\n");
2699			goto out;
2700		}
2701		ret = psp_rap_terminate(psp);
2702		if (ret) {
2703			DRM_ERROR("Failed to terminate rap ta\n");
2704			goto out;
2705		}
2706		ret = psp_securedisplay_terminate(psp);
2707		if (ret) {
2708			DRM_ERROR("Failed to terminate securedisplay ta\n");
2709			goto out;
2710		}
2711	}
2712
2713	ret = psp_asd_terminate(psp);
2714	if (ret) {
2715		DRM_ERROR("Failed to terminate asd\n");
2716		goto out;
2717	}
2718
2719	ret = psp_tmr_terminate(psp);
2720	if (ret) {
2721		DRM_ERROR("Failed to terminate tmr\n");
2722		goto out;
2723	}
2724
2725	ret = psp_ring_stop(psp, PSP_RING_TYPE__KM);
2726	if (ret) {
2727		DRM_ERROR("PSP ring stop failed\n");
2728	}
2729
2730out:
2731	return ret;
2732}
2733
2734static int psp_resume(void *handle)
2735{
2736	int ret;
2737	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2738	struct psp_context *psp = &adev->psp;
2739
2740	DRM_INFO("PSP is resuming...\n");
2741
2742	if (psp->mem_train_ctx.enable_mem_training) {
2743		ret = psp_mem_training(psp, PSP_MEM_TRAIN_RESUME);
2744		if (ret) {
2745			DRM_ERROR("Failed to process memory training!\n");
2746			return ret;
2747		}
2748	}
2749
2750	mutex_lock(&adev->firmware.mutex);
2751
2752	ret = psp_hw_start(psp);
2753	if (ret)
2754		goto failed;
2755
2756	ret = psp_load_non_psp_fw(psp);
2757	if (ret)
2758		goto failed;
2759
2760	ret = psp_asd_initialize(psp);
2761	if (ret) {
2762		DRM_ERROR("PSP load asd failed!\n");
2763		goto failed;
2764	}
2765
2766	ret = psp_rl_load(adev);
2767	if (ret) {
2768		dev_err(adev->dev, "PSP load RL failed!\n");
2769		goto failed;
2770	}
2771
2772	if (adev->gmc.xgmi.num_physical_nodes > 1) {
2773		ret = psp_xgmi_initialize(psp, false, true);
2774		/* Warning the XGMI seesion initialize failure
2775		 * Instead of stop driver initialization
2776		 */
2777		if (ret)
2778			dev_err(psp->adev->dev,
2779				"XGMI: Failed to initialize XGMI session\n");
2780	}
2781
2782	if (psp->ta_fw) {
2783		ret = psp_ras_initialize(psp);
2784		if (ret)
2785			dev_err(psp->adev->dev,
2786					"RAS: Failed to initialize RAS\n");
2787
2788		ret = psp_hdcp_initialize(psp);
2789		if (ret)
2790			dev_err(psp->adev->dev,
2791				"HDCP: Failed to initialize HDCP\n");
2792
2793		ret = psp_dtm_initialize(psp);
2794		if (ret)
2795			dev_err(psp->adev->dev,
2796				"DTM: Failed to initialize DTM\n");
2797
2798		ret = psp_rap_initialize(psp);
2799		if (ret)
2800			dev_err(psp->adev->dev,
2801				"RAP: Failed to initialize RAP\n");
2802
2803		ret = psp_securedisplay_initialize(psp);
2804		if (ret)
2805			dev_err(psp->adev->dev,
2806				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
2807	}
2808
2809	mutex_unlock(&adev->firmware.mutex);
2810
2811	return 0;
2812
2813failed:
2814	DRM_ERROR("PSP resume failed\n");
2815	mutex_unlock(&adev->firmware.mutex);
2816	return ret;
2817}
2818
2819int psp_gpu_reset(struct amdgpu_device *adev)
2820{
2821	int ret;
2822
2823	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
2824		return 0;
2825
2826	mutex_lock(&adev->psp.mutex);
2827	ret = psp_mode1_reset(&adev->psp);
2828	mutex_unlock(&adev->psp.mutex);
2829
2830	return ret;
2831}
2832
2833int psp_rlc_autoload_start(struct psp_context *psp)
2834{
2835	int ret;
2836	struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
2837
2838	cmd->cmd_id = GFX_CMD_ID_AUTOLOAD_RLC;
2839
2840	ret = psp_cmd_submit_buf(psp, NULL, cmd,
2841				 psp->fence_buf_mc_addr);
2842
2843	release_psp_cmd_buf(psp);
2844
2845	return ret;
2846}
2847
2848int psp_update_vcn_sram(struct amdgpu_device *adev, int inst_idx,
2849			uint64_t cmd_gpu_addr, int cmd_size)
2850{
2851	struct amdgpu_firmware_info ucode = {0};
2852
2853	ucode.ucode_id = inst_idx ? AMDGPU_UCODE_ID_VCN1_RAM :
2854		AMDGPU_UCODE_ID_VCN0_RAM;
2855	ucode.mc_addr = cmd_gpu_addr;
2856	ucode.ucode_size = cmd_size;
2857
2858	return psp_execute_non_psp_fw_load(&adev->psp, &ucode);
2859}
2860
2861int psp_ring_cmd_submit(struct psp_context *psp,
2862			uint64_t cmd_buf_mc_addr,
2863			uint64_t fence_mc_addr,
2864			int index)
2865{
2866	unsigned int psp_write_ptr_reg = 0;
2867	struct psp_gfx_rb_frame *write_frame;
2868	struct psp_ring *ring = &psp->km_ring;
2869	struct psp_gfx_rb_frame *ring_buffer_start = ring->ring_mem;
2870	struct psp_gfx_rb_frame *ring_buffer_end = ring_buffer_start +
2871		ring->ring_size / sizeof(struct psp_gfx_rb_frame) - 1;
2872	struct amdgpu_device *adev = psp->adev;
2873	uint32_t ring_size_dw = ring->ring_size / 4;
2874	uint32_t rb_frame_size_dw = sizeof(struct psp_gfx_rb_frame) / 4;
2875
2876	/* KM (GPCOM) prepare write pointer */
2877	psp_write_ptr_reg = psp_ring_get_wptr(psp);
2878
2879	/* Update KM RB frame pointer to new frame */
2880	/* write_frame ptr increments by size of rb_frame in bytes */
2881	/* psp_write_ptr_reg increments by size of rb_frame in DWORDs */
2882	if ((psp_write_ptr_reg % ring_size_dw) == 0)
2883		write_frame = ring_buffer_start;
2884	else
2885		write_frame = ring_buffer_start + (psp_write_ptr_reg / rb_frame_size_dw);
2886	/* Check invalid write_frame ptr address */
2887	if ((write_frame < ring_buffer_start) || (ring_buffer_end < write_frame)) {
2888		DRM_ERROR("ring_buffer_start = %p; ring_buffer_end = %p; write_frame = %p\n",
2889			  ring_buffer_start, ring_buffer_end, write_frame);
2890		DRM_ERROR("write_frame is pointing to address out of bounds\n");
 
 
2891		return -EINVAL;
2892	}
2893
2894	/* Initialize KM RB frame */
2895	memset(write_frame, 0, sizeof(struct psp_gfx_rb_frame));
2896
2897	/* Update KM RB frame */
2898	write_frame->cmd_buf_addr_hi = upper_32_bits(cmd_buf_mc_addr);
2899	write_frame->cmd_buf_addr_lo = lower_32_bits(cmd_buf_mc_addr);
2900	write_frame->fence_addr_hi = upper_32_bits(fence_mc_addr);
2901	write_frame->fence_addr_lo = lower_32_bits(fence_mc_addr);
2902	write_frame->fence_value = index;
2903	amdgpu_device_flush_hdp(adev, NULL);
2904
2905	/* Update the write Pointer in DWORDs */
2906	psp_write_ptr_reg = (psp_write_ptr_reg + rb_frame_size_dw) % ring_size_dw;
2907	psp_ring_set_wptr(psp, psp_write_ptr_reg);
2908	return 0;
2909}
2910
2911int psp_init_asd_microcode(struct psp_context *psp,
2912			   const char *chip_name)
2913{
2914	struct amdgpu_device *adev = psp->adev;
2915	char fw_name[PSP_FW_NAME_LEN];
2916	const struct psp_firmware_header_v1_0 *asd_hdr;
2917	int err = 0;
2918
2919	if (!chip_name) {
2920		dev_err(adev->dev, "invalid chip name for asd microcode\n");
2921		return -EINVAL;
2922	}
2923
2924	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_asd.bin", chip_name);
2925	err = request_firmware(&adev->psp.asd_fw, fw_name, adev->dev);
2926	if (err)
2927		goto out;
2928
2929	err = amdgpu_ucode_validate(adev->psp.asd_fw);
2930	if (err)
2931		goto out;
2932
2933	asd_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.asd_fw->data;
2934	adev->psp.asd_context.bin_desc.fw_version = le32_to_cpu(asd_hdr->header.ucode_version);
2935	adev->psp.asd_context.bin_desc.feature_version = le32_to_cpu(asd_hdr->sos.fw_version);
2936	adev->psp.asd_context.bin_desc.size_bytes = le32_to_cpu(asd_hdr->header.ucode_size_bytes);
2937	adev->psp.asd_context.bin_desc.start_addr = (uint8_t *)asd_hdr +
2938				le32_to_cpu(asd_hdr->header.ucode_array_offset_bytes);
2939	return 0;
2940out:
2941	dev_err(adev->dev, "fail to initialize asd microcode\n");
2942	release_firmware(adev->psp.asd_fw);
2943	adev->psp.asd_fw = NULL;
2944	return err;
2945}
2946
2947int psp_init_toc_microcode(struct psp_context *psp,
2948			   const char *chip_name)
2949{
2950	struct amdgpu_device *adev = psp->adev;
2951	char fw_name[PSP_FW_NAME_LEN];
2952	const struct psp_firmware_header_v1_0 *toc_hdr;
2953	int err = 0;
2954
2955	if (!chip_name) {
2956		dev_err(adev->dev, "invalid chip name for toc microcode\n");
2957		return -EINVAL;
2958	}
2959
2960	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_toc.bin", chip_name);
2961	err = request_firmware(&adev->psp.toc_fw, fw_name, adev->dev);
2962	if (err)
2963		goto out;
2964
2965	err = amdgpu_ucode_validate(adev->psp.toc_fw);
2966	if (err)
2967		goto out;
2968
2969	toc_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.toc_fw->data;
2970	adev->psp.toc.fw_version = le32_to_cpu(toc_hdr->header.ucode_version);
2971	adev->psp.toc.feature_version = le32_to_cpu(toc_hdr->sos.fw_version);
2972	adev->psp.toc.size_bytes = le32_to_cpu(toc_hdr->header.ucode_size_bytes);
2973	adev->psp.toc.start_addr = (uint8_t *)toc_hdr +
2974				le32_to_cpu(toc_hdr->header.ucode_array_offset_bytes);
2975	return 0;
2976out:
2977	dev_err(adev->dev, "fail to request/validate toc microcode\n");
2978	release_firmware(adev->psp.toc_fw);
2979	adev->psp.toc_fw = NULL;
2980	return err;
2981}
2982
2983static int parse_sos_bin_descriptor(struct psp_context *psp,
2984				   const struct psp_fw_bin_desc *desc,
2985				   const struct psp_firmware_header_v2_0 *sos_hdr)
2986{
2987	uint8_t *ucode_start_addr  = NULL;
2988
2989	if (!psp || !desc || !sos_hdr)
2990		return -EINVAL;
2991
2992	ucode_start_addr  = (uint8_t *)sos_hdr +
2993			    le32_to_cpu(desc->offset_bytes) +
2994			    le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
2995
2996	switch (desc->fw_type) {
2997	case PSP_FW_TYPE_PSP_SOS:
2998		psp->sos.fw_version        = le32_to_cpu(desc->fw_version);
2999		psp->sos.feature_version   = le32_to_cpu(desc->fw_version);
3000		psp->sos.size_bytes        = le32_to_cpu(desc->size_bytes);
3001		psp->sos.start_addr 	   = ucode_start_addr;
3002		break;
3003	case PSP_FW_TYPE_PSP_SYS_DRV:
3004		psp->sys.fw_version        = le32_to_cpu(desc->fw_version);
3005		psp->sys.feature_version   = le32_to_cpu(desc->fw_version);
3006		psp->sys.size_bytes        = le32_to_cpu(desc->size_bytes);
3007		psp->sys.start_addr        = ucode_start_addr;
3008		break;
3009	case PSP_FW_TYPE_PSP_KDB:
3010		psp->kdb.fw_version        = le32_to_cpu(desc->fw_version);
3011		psp->kdb.feature_version   = le32_to_cpu(desc->fw_version);
3012		psp->kdb.size_bytes        = le32_to_cpu(desc->size_bytes);
3013		psp->kdb.start_addr        = ucode_start_addr;
3014		break;
3015	case PSP_FW_TYPE_PSP_TOC:
3016		psp->toc.fw_version        = le32_to_cpu(desc->fw_version);
3017		psp->toc.feature_version   = le32_to_cpu(desc->fw_version);
3018		psp->toc.size_bytes        = le32_to_cpu(desc->size_bytes);
3019		psp->toc.start_addr        = ucode_start_addr;
3020		break;
3021	case PSP_FW_TYPE_PSP_SPL:
3022		psp->spl.fw_version        = le32_to_cpu(desc->fw_version);
3023		psp->spl.feature_version   = le32_to_cpu(desc->fw_version);
3024		psp->spl.size_bytes        = le32_to_cpu(desc->size_bytes);
3025		psp->spl.start_addr        = ucode_start_addr;
3026		break;
3027	case PSP_FW_TYPE_PSP_RL:
3028		psp->rl.fw_version         = le32_to_cpu(desc->fw_version);
3029		psp->rl.feature_version    = le32_to_cpu(desc->fw_version);
3030		psp->rl.size_bytes         = le32_to_cpu(desc->size_bytes);
3031		psp->rl.start_addr         = ucode_start_addr;
3032		break;
3033	case PSP_FW_TYPE_PSP_SOC_DRV:
3034		psp->soc_drv.fw_version         = le32_to_cpu(desc->fw_version);
3035		psp->soc_drv.feature_version    = le32_to_cpu(desc->fw_version);
3036		psp->soc_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3037		psp->soc_drv.start_addr         = ucode_start_addr;
3038		break;
3039	case PSP_FW_TYPE_PSP_INTF_DRV:
3040		psp->intf_drv.fw_version        = le32_to_cpu(desc->fw_version);
3041		psp->intf_drv.feature_version   = le32_to_cpu(desc->fw_version);
3042		psp->intf_drv.size_bytes        = le32_to_cpu(desc->size_bytes);
3043		psp->intf_drv.start_addr        = ucode_start_addr;
3044		break;
3045	case PSP_FW_TYPE_PSP_DBG_DRV:
3046		psp->dbg_drv.fw_version         = le32_to_cpu(desc->fw_version);
3047		psp->dbg_drv.feature_version    = le32_to_cpu(desc->fw_version);
3048		psp->dbg_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3049		psp->dbg_drv.start_addr         = ucode_start_addr;
3050		break;
3051	case PSP_FW_TYPE_PSP_RAS_DRV:
3052		psp->ras_drv.fw_version         = le32_to_cpu(desc->fw_version);
3053		psp->ras_drv.feature_version    = le32_to_cpu(desc->fw_version);
3054		psp->ras_drv.size_bytes         = le32_to_cpu(desc->size_bytes);
3055		psp->ras_drv.start_addr         = ucode_start_addr;
3056		break;
3057	default:
3058		dev_warn(psp->adev->dev, "Unsupported PSP FW type: %d\n", desc->fw_type);
3059		break;
3060	}
3061
3062	return 0;
3063}
3064
3065static int psp_init_sos_base_fw(struct amdgpu_device *adev)
3066{
3067	const struct psp_firmware_header_v1_0 *sos_hdr;
3068	const struct psp_firmware_header_v1_3 *sos_hdr_v1_3;
3069	uint8_t *ucode_array_start_addr;
3070
3071	sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
3072	ucode_array_start_addr = (uint8_t *)sos_hdr +
3073		le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3074
3075	if (adev->gmc.xgmi.connected_to_cpu ||
3076	    (adev->ip_versions[MP0_HWIP][0] != IP_VERSION(13, 0, 2))) {
3077		adev->psp.sos.fw_version = le32_to_cpu(sos_hdr->header.ucode_version);
3078		adev->psp.sos.feature_version = le32_to_cpu(sos_hdr->sos.fw_version);
3079
3080		adev->psp.sys.size_bytes = le32_to_cpu(sos_hdr->sos.offset_bytes);
3081		adev->psp.sys.start_addr = ucode_array_start_addr;
3082
3083		adev->psp.sos.size_bytes = le32_to_cpu(sos_hdr->sos.size_bytes);
3084		adev->psp.sos.start_addr = ucode_array_start_addr +
3085				le32_to_cpu(sos_hdr->sos.offset_bytes);
3086	} else {
3087		/* Load alternate PSP SOS FW */
3088		sos_hdr_v1_3 = (const struct psp_firmware_header_v1_3 *)adev->psp.sos_fw->data;
3089
3090		adev->psp.sos.fw_version = le32_to_cpu(sos_hdr_v1_3->sos_aux.fw_version);
3091		adev->psp.sos.feature_version = le32_to_cpu(sos_hdr_v1_3->sos_aux.fw_version);
3092
3093		adev->psp.sys.size_bytes = le32_to_cpu(sos_hdr_v1_3->sys_drv_aux.size_bytes);
3094		adev->psp.sys.start_addr = ucode_array_start_addr +
3095			le32_to_cpu(sos_hdr_v1_3->sys_drv_aux.offset_bytes);
3096
3097		adev->psp.sos.size_bytes = le32_to_cpu(sos_hdr_v1_3->sos_aux.size_bytes);
3098		adev->psp.sos.start_addr = ucode_array_start_addr +
3099			le32_to_cpu(sos_hdr_v1_3->sos_aux.offset_bytes);
3100	}
3101
3102	if ((adev->psp.sys.size_bytes == 0) || (adev->psp.sos.size_bytes == 0)) {
3103		dev_warn(adev->dev, "PSP SOS FW not available");
3104		return -EINVAL;
3105	}
3106
3107	return 0;
3108}
3109
3110int psp_init_sos_microcode(struct psp_context *psp,
3111			   const char *chip_name)
3112{
3113	struct amdgpu_device *adev = psp->adev;
3114	char fw_name[PSP_FW_NAME_LEN];
3115	const struct psp_firmware_header_v1_0 *sos_hdr;
3116	const struct psp_firmware_header_v1_1 *sos_hdr_v1_1;
3117	const struct psp_firmware_header_v1_2 *sos_hdr_v1_2;
3118	const struct psp_firmware_header_v1_3 *sos_hdr_v1_3;
3119	const struct psp_firmware_header_v2_0 *sos_hdr_v2_0;
3120	int err = 0;
3121	uint8_t *ucode_array_start_addr;
3122	int fw_index = 0;
3123
3124	if (!chip_name) {
3125		dev_err(adev->dev, "invalid chip name for sos microcode\n");
3126		return -EINVAL;
3127	}
3128
3129	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_sos.bin", chip_name);
3130	err = request_firmware(&adev->psp.sos_fw, fw_name, adev->dev);
3131	if (err)
3132		goto out;
3133
3134	err = amdgpu_ucode_validate(adev->psp.sos_fw);
3135	if (err)
3136		goto out;
3137
3138	sos_hdr = (const struct psp_firmware_header_v1_0 *)adev->psp.sos_fw->data;
3139	ucode_array_start_addr = (uint8_t *)sos_hdr +
3140		le32_to_cpu(sos_hdr->header.ucode_array_offset_bytes);
3141	amdgpu_ucode_print_psp_hdr(&sos_hdr->header);
3142
3143	switch (sos_hdr->header.header_version_major) {
3144	case 1:
3145		err = psp_init_sos_base_fw(adev);
3146		if (err)
3147			goto out;
3148
3149		if (sos_hdr->header.header_version_minor == 1) {
3150			sos_hdr_v1_1 = (const struct psp_firmware_header_v1_1 *)adev->psp.sos_fw->data;
3151			adev->psp.toc.size_bytes = le32_to_cpu(sos_hdr_v1_1->toc.size_bytes);
3152			adev->psp.toc.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3153					le32_to_cpu(sos_hdr_v1_1->toc.offset_bytes);
3154			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_1->kdb.size_bytes);
3155			adev->psp.kdb.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3156					le32_to_cpu(sos_hdr_v1_1->kdb.offset_bytes);
3157		}
3158		if (sos_hdr->header.header_version_minor == 2) {
3159			sos_hdr_v1_2 = (const struct psp_firmware_header_v1_2 *)adev->psp.sos_fw->data;
3160			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_2->kdb.size_bytes);
3161			adev->psp.kdb.start_addr = (uint8_t *)adev->psp.sys.start_addr +
3162						    le32_to_cpu(sos_hdr_v1_2->kdb.offset_bytes);
3163		}
3164		if (sos_hdr->header.header_version_minor == 3) {
3165			sos_hdr_v1_3 = (const struct psp_firmware_header_v1_3 *)adev->psp.sos_fw->data;
3166			adev->psp.toc.size_bytes = le32_to_cpu(sos_hdr_v1_3->v1_1.toc.size_bytes);
3167			adev->psp.toc.start_addr = ucode_array_start_addr +
3168				le32_to_cpu(sos_hdr_v1_3->v1_1.toc.offset_bytes);
3169			adev->psp.kdb.size_bytes = le32_to_cpu(sos_hdr_v1_3->v1_1.kdb.size_bytes);
3170			adev->psp.kdb.start_addr = ucode_array_start_addr +
3171				le32_to_cpu(sos_hdr_v1_3->v1_1.kdb.offset_bytes);
3172			adev->psp.spl.size_bytes = le32_to_cpu(sos_hdr_v1_3->spl.size_bytes);
3173			adev->psp.spl.start_addr = ucode_array_start_addr +
3174				le32_to_cpu(sos_hdr_v1_3->spl.offset_bytes);
3175			adev->psp.rl.size_bytes = le32_to_cpu(sos_hdr_v1_3->rl.size_bytes);
3176			adev->psp.rl.start_addr = ucode_array_start_addr +
3177				le32_to_cpu(sos_hdr_v1_3->rl.offset_bytes);
3178		}
3179		break;
3180	case 2:
3181		sos_hdr_v2_0 = (const struct psp_firmware_header_v2_0 *)adev->psp.sos_fw->data;
3182
3183		if (le32_to_cpu(sos_hdr_v2_0->psp_fw_bin_count) >= UCODE_MAX_PSP_PACKAGING) {
3184			dev_err(adev->dev, "packed SOS count exceeds maximum limit\n");
3185			err = -EINVAL;
3186			goto out;
3187		}
3188
3189		for (fw_index = 0; fw_index < le32_to_cpu(sos_hdr_v2_0->psp_fw_bin_count); fw_index++) {
3190			err = parse_sos_bin_descriptor(psp,
3191						       &sos_hdr_v2_0->psp_fw_bin[fw_index],
3192						       sos_hdr_v2_0);
3193			if (err)
3194				goto out;
3195		}
3196		break;
3197	default:
3198		dev_err(adev->dev,
3199			"unsupported psp sos firmware\n");
3200		err = -EINVAL;
3201		goto out;
3202	}
3203
3204	return 0;
3205out:
3206	dev_err(adev->dev,
3207		"failed to init sos firmware\n");
3208	release_firmware(adev->psp.sos_fw);
3209	adev->psp.sos_fw = NULL;
3210
3211	return err;
3212}
3213
3214static int parse_ta_bin_descriptor(struct psp_context *psp,
3215				   const struct psp_fw_bin_desc *desc,
3216				   const struct ta_firmware_header_v2_0 *ta_hdr)
3217{
3218	uint8_t *ucode_start_addr  = NULL;
3219
3220	if (!psp || !desc || !ta_hdr)
3221		return -EINVAL;
3222
3223	ucode_start_addr  = (uint8_t *)ta_hdr +
3224			    le32_to_cpu(desc->offset_bytes) +
3225			    le32_to_cpu(ta_hdr->header.ucode_array_offset_bytes);
3226
3227	switch (desc->fw_type) {
3228	case TA_FW_TYPE_PSP_ASD:
3229		psp->asd_context.bin_desc.fw_version        = le32_to_cpu(desc->fw_version);
3230		psp->asd_context.bin_desc.feature_version   = le32_to_cpu(desc->fw_version);
3231		psp->asd_context.bin_desc.size_bytes        = le32_to_cpu(desc->size_bytes);
3232		psp->asd_context.bin_desc.start_addr        = ucode_start_addr;
3233		break;
3234	case TA_FW_TYPE_PSP_XGMI:
3235		psp->xgmi_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3236		psp->xgmi_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3237		psp->xgmi_context.context.bin_desc.start_addr       = ucode_start_addr;
3238		break;
3239	case TA_FW_TYPE_PSP_RAS:
3240		psp->ras_context.context.bin_desc.fw_version        = le32_to_cpu(desc->fw_version);
3241		psp->ras_context.context.bin_desc.size_bytes        = le32_to_cpu(desc->size_bytes);
3242		psp->ras_context.context.bin_desc.start_addr        = ucode_start_addr;
3243		break;
3244	case TA_FW_TYPE_PSP_HDCP:
3245		psp->hdcp_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3246		psp->hdcp_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3247		psp->hdcp_context.context.bin_desc.start_addr       = ucode_start_addr;
3248		break;
3249	case TA_FW_TYPE_PSP_DTM:
3250		psp->dtm_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3251		psp->dtm_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3252		psp->dtm_context.context.bin_desc.start_addr       = ucode_start_addr;
3253		break;
3254	case TA_FW_TYPE_PSP_RAP:
3255		psp->rap_context.context.bin_desc.fw_version       = le32_to_cpu(desc->fw_version);
3256		psp->rap_context.context.bin_desc.size_bytes       = le32_to_cpu(desc->size_bytes);
3257		psp->rap_context.context.bin_desc.start_addr       = ucode_start_addr;
3258		break;
3259	case TA_FW_TYPE_PSP_SECUREDISPLAY:
3260		psp->securedisplay_context.context.bin_desc.fw_version =
3261			le32_to_cpu(desc->fw_version);
3262		psp->securedisplay_context.context.bin_desc.size_bytes =
3263			le32_to_cpu(desc->size_bytes);
3264		psp->securedisplay_context.context.bin_desc.start_addr =
3265			ucode_start_addr;
3266		break;
3267	default:
3268		dev_warn(psp->adev->dev, "Unsupported TA type: %d\n", desc->fw_type);
3269		break;
3270	}
3271
3272	return 0;
3273}
3274
3275int psp_init_ta_microcode(struct psp_context *psp,
3276			  const char *chip_name)
3277{
 
3278	struct amdgpu_device *adev = psp->adev;
3279	char fw_name[PSP_FW_NAME_LEN];
3280	const struct ta_firmware_header_v2_0 *ta_hdr;
3281	int err = 0;
3282	int ta_index = 0;
3283
3284	if (!chip_name) {
3285		dev_err(adev->dev, "invalid chip name for ta microcode\n");
 
3286		return -EINVAL;
3287	}
3288
3289	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ta.bin", chip_name);
3290	err = request_firmware(&adev->psp.ta_fw, fw_name, adev->dev);
3291	if (err)
3292		goto out;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
3293
3294	err = amdgpu_ucode_validate(adev->psp.ta_fw);
3295	if (err)
3296		goto out;
 
 
 
 
 
 
 
 
3297
3298	ta_hdr = (const struct ta_firmware_header_v2_0 *)adev->psp.ta_fw->data;
3299
3300	if (le16_to_cpu(ta_hdr->header.header_version_major) != 2) {
3301		dev_err(adev->dev, "unsupported TA header version\n");
3302		err = -EINVAL;
3303		goto out;
3304	}
3305
3306	if (le32_to_cpu(ta_hdr->ta_fw_bin_count) >= UCODE_MAX_PSP_PACKAGING) {
3307		dev_err(adev->dev, "packed TA count exceeds maximum limit\n");
3308		err = -EINVAL;
3309		goto out;
3310	}
3311
3312	for (ta_index = 0; ta_index < le32_to_cpu(ta_hdr->ta_fw_bin_count); ta_index++) {
3313		err = parse_ta_bin_descriptor(psp,
3314					      &ta_hdr->ta_fw_bin[ta_index],
3315					      ta_hdr);
3316		if (err)
3317			goto out;
3318	}
3319
3320	return 0;
3321out:
3322	dev_err(adev->dev, "fail to initialize ta microcode\n");
3323	release_firmware(adev->psp.ta_fw);
3324	adev->psp.ta_fw = NULL;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
3325	return err;
3326}
3327
3328int psp_init_cap_microcode(struct psp_context *psp,
3329			  const char *chip_name)
3330{
3331	struct amdgpu_device *adev = psp->adev;
3332	char fw_name[PSP_FW_NAME_LEN];
3333	const struct psp_firmware_header_v1_0 *cap_hdr_v1_0;
3334	struct amdgpu_firmware_info *info = NULL;
3335	int err = 0;
3336
3337	if (!chip_name) {
3338		dev_err(adev->dev, "invalid chip name for cap microcode\n");
3339		return -EINVAL;
3340	}
3341
3342	if (!amdgpu_sriov_vf(adev)) {
3343		dev_err(adev->dev, "cap microcode should only be loaded under SRIOV\n");
3344		return -EINVAL;
3345	}
3346
3347	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_cap.bin", chip_name);
3348	err = request_firmware(&adev->psp.cap_fw, fw_name, adev->dev);
3349	if (err) {
3350		dev_warn(adev->dev, "cap microcode does not exist, skip\n");
3351		err = 0;
3352		goto out;
3353	}
3354
3355	err = amdgpu_ucode_validate(adev->psp.cap_fw);
3356	if (err) {
 
 
 
 
 
3357		dev_err(adev->dev, "fail to initialize cap microcode\n");
3358		goto out;
3359	}
3360
3361	info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CAP];
3362	info->ucode_id = AMDGPU_UCODE_ID_CAP;
3363	info->fw = adev->psp.cap_fw;
3364	cap_hdr_v1_0 = (const struct psp_firmware_header_v1_0 *)
3365		adev->psp.cap_fw->data;
3366	adev->firmware.fw_size += ALIGN(
3367			le32_to_cpu(cap_hdr_v1_0->header.ucode_size_bytes), PAGE_SIZE);
3368	adev->psp.cap_fw_version = le32_to_cpu(cap_hdr_v1_0->header.ucode_version);
3369	adev->psp.cap_feature_version = le32_to_cpu(cap_hdr_v1_0->sos.fw_version);
3370	adev->psp.cap_ucode_size = le32_to_cpu(cap_hdr_v1_0->header.ucode_size_bytes);
3371
3372	return 0;
3373
3374out:
3375	release_firmware(adev->psp.cap_fw);
3376	adev->psp.cap_fw = NULL;
3377	return err;
3378}
3379
3380static int psp_set_clockgating_state(void *handle,
3381				     enum amd_clockgating_state state)
3382{
3383	return 0;
3384}
3385
3386static int psp_set_powergating_state(void *handle,
3387				     enum amd_powergating_state state)
3388{
3389	return 0;
3390}
3391
3392static ssize_t psp_usbc_pd_fw_sysfs_read(struct device *dev,
3393					 struct device_attribute *attr,
3394					 char *buf)
3395{
3396	struct drm_device *ddev = dev_get_drvdata(dev);
3397	struct amdgpu_device *adev = drm_to_adev(ddev);
3398	uint32_t fw_ver;
3399	int ret;
3400
3401	if (!adev->ip_blocks[AMD_IP_BLOCK_TYPE_PSP].status.late_initialized) {
3402		DRM_INFO("PSP block is not ready yet.");
3403		return -EBUSY;
3404	}
3405
3406	mutex_lock(&adev->psp.mutex);
3407	ret = psp_read_usbc_pd_fw(&adev->psp, &fw_ver);
3408	mutex_unlock(&adev->psp.mutex);
3409
3410	if (ret) {
3411		DRM_ERROR("Failed to read USBC PD FW, err = %d", ret);
3412		return ret;
3413	}
3414
3415	return sysfs_emit(buf, "%x\n", fw_ver);
3416}
3417
3418static ssize_t psp_usbc_pd_fw_sysfs_write(struct device *dev,
3419						       struct device_attribute *attr,
3420						       const char *buf,
3421						       size_t count)
3422{
3423	struct drm_device *ddev = dev_get_drvdata(dev);
3424	struct amdgpu_device *adev = drm_to_adev(ddev);
3425	int ret, idx;
3426	char fw_name[100];
3427	const struct firmware *usbc_pd_fw;
3428	struct amdgpu_bo *fw_buf_bo = NULL;
3429	uint64_t fw_pri_mc_addr;
3430	void *fw_pri_cpu_addr;
3431
3432	if (!adev->ip_blocks[AMD_IP_BLOCK_TYPE_PSP].status.late_initialized) {
3433		DRM_INFO("PSP block is not ready yet.");
3434		return -EBUSY;
3435	}
3436
3437	if (!drm_dev_enter(ddev, &idx))
3438		return -ENODEV;
3439
3440	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s", buf);
3441	ret = request_firmware(&usbc_pd_fw, fw_name, adev->dev);
3442	if (ret)
3443		goto fail;
3444
3445	/* LFB address which is aligned to 1MB boundary per PSP request */
3446	ret = amdgpu_bo_create_kernel(adev, usbc_pd_fw->size, 0x100000,
3447						AMDGPU_GEM_DOMAIN_VRAM,
3448						&fw_buf_bo,
3449						&fw_pri_mc_addr,
3450						&fw_pri_cpu_addr);
3451	if (ret)
3452		goto rel_buf;
3453
3454	memcpy_toio(fw_pri_cpu_addr, usbc_pd_fw->data, usbc_pd_fw->size);
3455
3456	mutex_lock(&adev->psp.mutex);
3457	ret = psp_load_usbc_pd_fw(&adev->psp, fw_pri_mc_addr);
3458	mutex_unlock(&adev->psp.mutex);
3459
3460	amdgpu_bo_free_kernel(&fw_buf_bo, &fw_pri_mc_addr, &fw_pri_cpu_addr);
3461
3462rel_buf:
3463	release_firmware(usbc_pd_fw);
3464fail:
3465	if (ret) {
3466		DRM_ERROR("Failed to load USBC PD FW, err = %d", ret);
3467		count = ret;
3468	}
3469
3470	drm_dev_exit(idx);
3471	return count;
3472}
3473
3474void psp_copy_fw(struct psp_context *psp, uint8_t *start_addr, uint32_t bin_size)
3475{
3476	int idx;
3477
3478	if (!drm_dev_enter(adev_to_drm(psp->adev), &idx))
3479		return;
3480
3481	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
3482	memcpy(psp->fw_pri_buf, start_addr, bin_size);
3483
3484	drm_dev_exit(idx);
3485}
3486
3487static DEVICE_ATTR(usbc_pd_fw, S_IRUGO | S_IWUSR,
 
 
 
 
 
3488		   psp_usbc_pd_fw_sysfs_read,
3489		   psp_usbc_pd_fw_sysfs_write);
3490
3491int is_psp_fw_valid(struct psp_bin_desc bin)
3492{
3493	return bin.size_bytes;
3494}
3495
3496static ssize_t amdgpu_psp_vbflash_write(struct file *filp, struct kobject *kobj,
3497					struct bin_attribute *bin_attr,
3498					char *buffer, loff_t pos, size_t count)
3499{
3500	struct device *dev = kobj_to_dev(kobj);
3501	struct drm_device *ddev = dev_get_drvdata(dev);
3502	struct amdgpu_device *adev = drm_to_adev(ddev);
3503
3504	adev->psp.vbflash_done = false;
3505
3506	/* Safeguard against memory drain */
3507	if (adev->psp.vbflash_image_size > AMD_VBIOS_FILE_MAX_SIZE_B) {
3508		dev_err(adev->dev, "File size cannot exceed %u", AMD_VBIOS_FILE_MAX_SIZE_B);
3509		kvfree(adev->psp.vbflash_tmp_buf);
3510		adev->psp.vbflash_tmp_buf = NULL;
3511		adev->psp.vbflash_image_size = 0;
3512		return -ENOMEM;
3513	}
3514
3515	/* TODO Just allocate max for now and optimize to realloc later if needed */
3516	if (!adev->psp.vbflash_tmp_buf) {
3517		adev->psp.vbflash_tmp_buf = kvmalloc(AMD_VBIOS_FILE_MAX_SIZE_B, GFP_KERNEL);
3518		if (!adev->psp.vbflash_tmp_buf)
3519			return -ENOMEM;
3520	}
3521
3522	mutex_lock(&adev->psp.mutex);
3523	memcpy(adev->psp.vbflash_tmp_buf + pos, buffer, count);
3524	adev->psp.vbflash_image_size += count;
3525	mutex_unlock(&adev->psp.mutex);
3526
3527	dev_info(adev->dev, "VBIOS flash write PSP done");
3528
3529	return count;
3530}
3531
3532static ssize_t amdgpu_psp_vbflash_read(struct file *filp, struct kobject *kobj,
3533				       struct bin_attribute *bin_attr, char *buffer,
3534				       loff_t pos, size_t count)
3535{
3536	struct device *dev = kobj_to_dev(kobj);
3537	struct drm_device *ddev = dev_get_drvdata(dev);
3538	struct amdgpu_device *adev = drm_to_adev(ddev);
3539	struct amdgpu_bo *fw_buf_bo = NULL;
3540	uint64_t fw_pri_mc_addr;
3541	void *fw_pri_cpu_addr;
3542	int ret;
3543
3544	dev_info(adev->dev, "VBIOS flash to PSP started");
 
 
 
3545
3546	ret = amdgpu_bo_create_kernel(adev, adev->psp.vbflash_image_size,
3547					AMDGPU_GPU_PAGE_SIZE,
3548					AMDGPU_GEM_DOMAIN_VRAM,
3549					&fw_buf_bo,
3550					&fw_pri_mc_addr,
3551					&fw_pri_cpu_addr);
3552	if (ret)
3553		goto rel_buf;
3554
3555	memcpy_toio(fw_pri_cpu_addr, adev->psp.vbflash_tmp_buf, adev->psp.vbflash_image_size);
3556
3557	mutex_lock(&adev->psp.mutex);
3558	ret = psp_update_spirom(&adev->psp, fw_pri_mc_addr);
3559	mutex_unlock(&adev->psp.mutex);
3560
3561	amdgpu_bo_free_kernel(&fw_buf_bo, &fw_pri_mc_addr, &fw_pri_cpu_addr);
3562
3563rel_buf:
3564	kvfree(adev->psp.vbflash_tmp_buf);
3565	adev->psp.vbflash_tmp_buf = NULL;
3566	adev->psp.vbflash_image_size = 0;
3567
3568	if (ret) {
3569		dev_err(adev->dev, "Failed to load VBIOS FW, err = %d", ret);
3570		return ret;
3571	}
3572
3573	dev_info(adev->dev, "VBIOS flash to PSP done");
3574	return 0;
3575}
3576
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
3577static ssize_t amdgpu_psp_vbflash_status(struct device *dev,
3578					 struct device_attribute *attr,
3579					 char *buf)
3580{
3581	struct drm_device *ddev = dev_get_drvdata(dev);
3582	struct amdgpu_device *adev = drm_to_adev(ddev);
3583	uint32_t vbflash_status;
3584
3585	vbflash_status = psp_vbflash_status(&adev->psp);
3586	if (!adev->psp.vbflash_done)
3587		vbflash_status = 0;
3588	else if (adev->psp.vbflash_done && !(vbflash_status & 0x80000000))
3589		vbflash_status = 1;
3590
3591	return sysfs_emit(buf, "0x%x\n", vbflash_status);
3592}
 
3593
3594static const struct bin_attribute psp_vbflash_bin_attr = {
3595	.attr = {.name = "psp_vbflash", .mode = 0664},
3596	.size = 0,
3597	.write = amdgpu_psp_vbflash_write,
3598	.read = amdgpu_psp_vbflash_read,
3599};
3600
3601static DEVICE_ATTR(psp_vbflash_status, 0444, amdgpu_psp_vbflash_status, NULL);
 
 
 
 
3602
3603int amdgpu_psp_sysfs_init(struct amdgpu_device *adev)
3604{
3605	int ret = 0;
3606	struct psp_context *psp = &adev->psp;
 
3607
3608	if (amdgpu_sriov_vf(adev))
3609		return -EINVAL;
3610
3611	switch (adev->ip_versions[MP0_HWIP][0]) {
3612	case IP_VERSION(13, 0, 0):
3613	case IP_VERSION(13, 0, 7):
3614		if (!psp->adev) {
3615			psp->adev = adev;
3616			psp_v13_0_set_psp_funcs(psp);
3617		}
3618		ret = sysfs_create_bin_file(&adev->dev->kobj, &psp_vbflash_bin_attr);
3619		if (ret)
3620			dev_err(adev->dev, "Failed to create device file psp_vbflash");
3621		ret = device_create_file(adev->dev, &dev_attr_psp_vbflash_status);
3622		if (ret)
3623			dev_err(adev->dev, "Failed to create device file psp_vbflash_status");
3624		return ret;
3625	default:
3626		return 0;
3627	}
3628}
3629
 
 
 
 
 
 
 
3630const struct amd_ip_funcs psp_ip_funcs = {
3631	.name = "psp",
3632	.early_init = psp_early_init,
3633	.late_init = NULL,
3634	.sw_init = psp_sw_init,
3635	.sw_fini = psp_sw_fini,
3636	.hw_init = psp_hw_init,
3637	.hw_fini = psp_hw_fini,
3638	.suspend = psp_suspend,
3639	.resume = psp_resume,
3640	.is_idle = NULL,
3641	.check_soft_reset = NULL,
3642	.wait_for_idle = NULL,
3643	.soft_reset = NULL,
3644	.set_clockgating_state = psp_set_clockgating_state,
3645	.set_powergating_state = psp_set_powergating_state,
3646};
3647
3648static int psp_sysfs_init(struct amdgpu_device *adev)
3649{
3650	int ret = device_create_file(adev->dev, &dev_attr_usbc_pd_fw);
3651
3652	if (ret)
3653		DRM_ERROR("Failed to create USBC PD FW control file!");
3654
3655	return ret;
3656}
3657
3658void amdgpu_psp_sysfs_fini(struct amdgpu_device *adev)
3659{
3660	sysfs_remove_bin_file(&adev->dev->kobj, &psp_vbflash_bin_attr);
3661	device_remove_file(adev->dev, &dev_attr_psp_vbflash_status);
3662}
3663
3664static void psp_sysfs_fini(struct amdgpu_device *adev)
3665{
3666	device_remove_file(adev->dev, &dev_attr_usbc_pd_fw);
3667}
3668
3669const struct amdgpu_ip_block_version psp_v3_1_ip_block =
3670{
3671	.type = AMD_IP_BLOCK_TYPE_PSP,
3672	.major = 3,
3673	.minor = 1,
3674	.rev = 0,
3675	.funcs = &psp_ip_funcs,
3676};
3677
3678const struct amdgpu_ip_block_version psp_v10_0_ip_block =
3679{
3680	.type = AMD_IP_BLOCK_TYPE_PSP,
3681	.major = 10,
3682	.minor = 0,
3683	.rev = 0,
3684	.funcs = &psp_ip_funcs,
3685};
3686
3687const struct amdgpu_ip_block_version psp_v11_0_ip_block =
3688{
3689	.type = AMD_IP_BLOCK_TYPE_PSP,
3690	.major = 11,
3691	.minor = 0,
3692	.rev = 0,
3693	.funcs = &psp_ip_funcs,
3694};
3695
3696const struct amdgpu_ip_block_version psp_v11_0_8_ip_block = {
3697	.type = AMD_IP_BLOCK_TYPE_PSP,
3698	.major = 11,
3699	.minor = 0,
3700	.rev = 8,
3701	.funcs = &psp_ip_funcs,
3702};
3703
3704const struct amdgpu_ip_block_version psp_v12_0_ip_block =
3705{
3706	.type = AMD_IP_BLOCK_TYPE_PSP,
3707	.major = 12,
3708	.minor = 0,
3709	.rev = 0,
3710	.funcs = &psp_ip_funcs,
3711};
3712
3713const struct amdgpu_ip_block_version psp_v13_0_ip_block = {
3714	.type = AMD_IP_BLOCK_TYPE_PSP,
3715	.major = 13,
3716	.minor = 0,
3717	.rev = 0,
3718	.funcs = &psp_ip_funcs,
3719};
3720
3721const struct amdgpu_ip_block_version psp_v13_0_4_ip_block = {
3722	.type = AMD_IP_BLOCK_TYPE_PSP,
3723	.major = 13,
3724	.minor = 0,
3725	.rev = 4,
 
 
 
 
 
 
 
 
3726	.funcs = &psp_ip_funcs,
3727};