drivers/accel/ivpu/ivpu_drv.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2020-2023 Intel Corporation
   4  */
   5
   6 #include <linux/firmware.h>
   7 #include <linux/module.h>
   8 #include <linux/pci.h>
   9
  10 #include <drm/drm_accel.h>
  11 #include <drm/drm_file.h>
  12 #include <drm/drm_gem.h>
  13 #include <drm/drm_ioctl.h>
  14 #include <drm/drm_prime.h>
  15
  16 #include "vpu_boot_api.h"
  17 #include "ivpu_debugfs.h"
  18 #include "ivpu_drv.h"
  19 #include "ivpu_fw.h"
  20 #include "ivpu_gem.h"
  21 #include "ivpu_hw.h"
  22 #include "ivpu_ipc.h"
  23 #include "ivpu_job.h"
  24 #include "ivpu_jsm_msg.h"
  25 #include "ivpu_mmu.h"
  26 #include "ivpu_mmu_context.h"
  27 #include "ivpu_pm.h"
  28
  29 #ifndef DRIVER_VERSION_STR
  30 #define DRIVER_VERSION_STR __stringify(DRM_IVPU_DRIVER_MAJOR) "." \
  31                            __stringify(DRM_IVPU_DRIVER_MINOR) "."
  32 #endif
  33
  34 static const struct drm_driver driver;
  35
  36 static struct lock_class_key submitted_jobs_xa_lock_class_key;
  37
  38 int ivpu_dbg_mask;
  39 module_param_named(dbg_mask, ivpu_dbg_mask, int, 0644);
  40 MODULE_PARM_DESC(dbg_mask, "Driver debug mask. See IVPU_DBG_* macros.");
  41
  42 int ivpu_test_mode;
  43 module_param_named_unsafe(test_mode, ivpu_test_mode, int, 0644);
  44 MODULE_PARM_DESC(test_mode, "Test mode: 0 - normal operation, 1 - fw unit test, 2 - null hw");
  45
  46 u8 ivpu_pll_min_ratio;
  47 module_param_named(pll_min_ratio, ivpu_pll_min_ratio, byte, 0644);
  48 MODULE_PARM_DESC(pll_min_ratio, "Minimum PLL ratio used to set VPU frequency");
  49
  50 u8 ivpu_pll_max_ratio = U8_MAX;
  51 module_param_named(pll_max_ratio, ivpu_pll_max_ratio, byte, 0644);
  52 MODULE_PARM_DESC(pll_max_ratio, "Maximum PLL ratio used to set VPU frequency");
  53
  54 bool ivpu_disable_mmu_cont_pages;
  55 module_param_named(disable_mmu_cont_pages, ivpu_disable_mmu_cont_pages, bool, 0644);
  56 MODULE_PARM_DESC(disable_mmu_cont_pages, "Disable MMU contiguous pages optimization");
  57
  58 struct ivpu_file_priv *ivpu_file_priv_get(struct ivpu_file_priv *file_priv)
  59 {
  60         struct ivpu_device *vdev = file_priv->vdev;
  61
  62         kref_get(&file_priv->ref);
  63
  64         ivpu_dbg(vdev, KREF, "file_priv get: ctx %u refcount %u\n",
  65                  file_priv->ctx.id, kref_read(&file_priv->ref));
  66
  67         return file_priv;
  68 }
  69
  70 struct ivpu_file_priv *ivpu_file_priv_get_by_ctx_id(struct ivpu_device *vdev, unsigned long id)
  71 {
  72         struct ivpu_file_priv *file_priv;
  73
  74         xa_lock_irq(&vdev->context_xa);
  75         file_priv = xa_load(&vdev->context_xa, id);
  76         /* file_priv may still be in context_xa during file_priv_release() */
  77         if (file_priv && !kref_get_unless_zero(&file_priv->ref))
  78                 file_priv = NULL;
  79         xa_unlock_irq(&vdev->context_xa);
  80
  81         if (file_priv)
  82                 ivpu_dbg(vdev, KREF, "file_priv get by id: ctx %u refcount %u\n",
  83                          file_priv->ctx.id, kref_read(&file_priv->ref));
  84
  85         return file_priv;
  86 }
  87
  88 static void file_priv_release(struct kref *ref)
  89 {
  90         struct ivpu_file_priv *file_priv = container_of(ref, struct ivpu_file_priv, ref);
  91         struct ivpu_device *vdev = file_priv->vdev;
  92
  93         ivpu_dbg(vdev, FILE, "file_priv release: ctx %u\n", file_priv->ctx.id);
  94
  95         ivpu_cmdq_release_all(file_priv);
  96         ivpu_bo_remove_all_bos_from_context(&file_priv->ctx);
  97         ivpu_jsm_context_release(vdev, file_priv->ctx.id);
  98         ivpu_mmu_user_context_fini(vdev, &file_priv->ctx);
  99         drm_WARN_ON(&vdev->drm, xa_erase_irq(&vdev->context_xa, file_priv->ctx.id) != file_priv);
 100         mutex_destroy(&file_priv->lock);
 101         kfree(file_priv);
 102 }
 103
 104 void ivpu_file_priv_put(struct ivpu_file_priv **link)
 105 {
 106         struct ivpu_file_priv *file_priv = *link;
 107         struct ivpu_device *vdev = file_priv->vdev;
 108
 109         drm_WARN_ON(&vdev->drm, !file_priv);
 110
 111         ivpu_dbg(vdev, KREF, "file_priv put: ctx %u refcount %u\n",
 112                  file_priv->ctx.id, kref_read(&file_priv->ref));
 113
 114         *link = NULL;
 115         kref_put(&file_priv->ref, file_priv_release);
 116 }
 117
 118 static int ivpu_get_capabilities(struct ivpu_device *vdev, struct drm_ivpu_param *args)
 119 {
 120         switch (args->index) {
 121         case DRM_IVPU_CAP_METRIC_STREAMER:
 122                 args->value = 0;
 123                 break;
 124         case DRM_IVPU_CAP_DMA_MEMORY_RANGE:
 125                 args->value = 1;
 126                 break;
 127         default:
 128                 return -EINVAL;
 129         }
 130
 131         return 0;
 132 }
 133
 134 static int ivpu_get_param_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
 135 {
 136         struct ivpu_file_priv *file_priv = file->driver_priv;
 137         struct ivpu_device *vdev = file_priv->vdev;
 138         struct pci_dev *pdev = to_pci_dev(vdev->drm.dev);
 139         struct drm_ivpu_param *args = data;
 140         int ret = 0;
 141         int idx;
 142
 143         if (!drm_dev_enter(dev, &idx))
 144                 return -ENODEV;
 145
 146         switch (args->param) {
 147         case DRM_IVPU_PARAM_DEVICE_ID:
 148                 args->value = pdev->device;
 149                 break;
 150         case DRM_IVPU_PARAM_DEVICE_REVISION:
 151                 args->value = pdev->revision;
 152                 break;
 153         case DRM_IVPU_PARAM_PLATFORM_TYPE:
 154                 args->value = vdev->platform;
 155                 break;
 156         case DRM_IVPU_PARAM_CORE_CLOCK_RATE:
 157                 args->value = ivpu_hw_reg_pll_freq_get(vdev);
 158                 break;
 159         case DRM_IVPU_PARAM_NUM_CONTEXTS:
 160                 args->value = ivpu_get_context_count(vdev);
 161                 break;
 162         case DRM_IVPU_PARAM_CONTEXT_BASE_ADDRESS:
 163                 args->value = vdev->hw->ranges.user.start;
 164                 break;
 165         case DRM_IVPU_PARAM_CONTEXT_PRIORITY:
 166                 args->value = file_priv->priority;
 167                 break;
 168         case DRM_IVPU_PARAM_CONTEXT_ID:
 169                 args->value = file_priv->ctx.id;
 170                 break;
 171         case DRM_IVPU_PARAM_FW_API_VERSION:
 172                 if (args->index < VPU_FW_API_VER_NUM) {
 173                         struct vpu_firmware_header *fw_hdr;
 174
 175                         fw_hdr = (struct vpu_firmware_header *)vdev->fw->file->data;
 176                         args->value = fw_hdr->api_version[args->index];
 177                 } else {
 178                         ret = -EINVAL;
 179                 }
 180                 break;
 181         case DRM_IVPU_PARAM_ENGINE_HEARTBEAT:
 182                 ret = ivpu_jsm_get_heartbeat(vdev, args->index, &args->value);
 183                 break;
 184         case DRM_IVPU_PARAM_UNIQUE_INFERENCE_ID:
 185                 args->value = (u64)atomic64_inc_return(&vdev->unique_id_counter);
 186                 break;
 187         case DRM_IVPU_PARAM_TILE_CONFIG:
 188                 args->value = vdev->hw->tile_fuse;
 189                 break;
 190         case DRM_IVPU_PARAM_SKU:
 191                 args->value = vdev->hw->sku;
 192                 break;
 193         case DRM_IVPU_PARAM_CAPABILITIES:
 194                 ret = ivpu_get_capabilities(vdev, args);
 195                 break;
 196         default:
 197                 ret = -EINVAL;
 198                 break;
 199         }
 200
 201         drm_dev_exit(idx);
 202         return ret;
 203 }
 204
 205 static int ivpu_set_param_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
 206 {
 207         struct ivpu_file_priv *file_priv = file->driver_priv;
 208         struct drm_ivpu_param *args = data;
 209         int ret = 0;
 210
 211         switch (args->param) {
 212         case DRM_IVPU_PARAM_CONTEXT_PRIORITY:
 213                 if (args->value <= DRM_IVPU_CONTEXT_PRIORITY_REALTIME)
 214                         file_priv->priority = args->value;
 215                 else
 216                         ret = -EINVAL;
 217                 break;
 218         default:
 219                 ret = -EINVAL;
 220         }
 221
 222         return ret;
 223 }
 224
 225 static int ivpu_open(struct drm_device *dev, struct drm_file *file)
 226 {
 227         struct ivpu_device *vdev = to_ivpu_device(dev);
 228         struct ivpu_file_priv *file_priv;
 229         u32 ctx_id;
 230         void *old;
 231         int ret;
 232
 233         ret = xa_alloc_irq(&vdev->context_xa, &ctx_id, NULL, vdev->context_xa_limit, GFP_KERNEL);
 234         if (ret) {
 235                 ivpu_err(vdev, "Failed to allocate context id: %d\n", ret);
 236                 return ret;
 237         }
 238
 239         file_priv = kzalloc(sizeof(*file_priv), GFP_KERNEL);
 240         if (!file_priv) {
 241                 ret = -ENOMEM;
 242                 goto err_xa_erase;
 243         }
 244
 245         file_priv->vdev = vdev;
 246         file_priv->priority = DRM_IVPU_CONTEXT_PRIORITY_NORMAL;
 247         kref_init(&file_priv->ref);
 248         mutex_init(&file_priv->lock);
 249
 250         ret = ivpu_mmu_user_context_init(vdev, &file_priv->ctx, ctx_id);
 251         if (ret)
 252                 goto err_mutex_destroy;
 253
 254         old = xa_store_irq(&vdev->context_xa, ctx_id, file_priv, GFP_KERNEL);
 255         if (xa_is_err(old)) {
 256                 ret = xa_err(old);
 257                 ivpu_err(vdev, "Failed to store context %u: %d\n", ctx_id, ret);
 258                 goto err_ctx_fini;
 259         }
 260
 261         ivpu_dbg(vdev, FILE, "file_priv create: ctx %u process %s pid %d\n",
 262                  ctx_id, current->comm, task_pid_nr(current));
 263
 264         file->driver_priv = file_priv;
 265         return 0;
 266
 267 err_ctx_fini:
 268         ivpu_mmu_user_context_fini(vdev, &file_priv->ctx);
 269 err_mutex_destroy:
 270         mutex_destroy(&file_priv->lock);
 271         kfree(file_priv);
 272 err_xa_erase:
 273         xa_erase_irq(&vdev->context_xa, ctx_id);
 274         return ret;
 275 }
 276
 277 static void ivpu_postclose(struct drm_device *dev, struct drm_file *file)
 278 {
 279         struct ivpu_file_priv *file_priv = file->driver_priv;
 280         struct ivpu_device *vdev = to_ivpu_device(dev);
 281
 282         ivpu_dbg(vdev, FILE, "file_priv close: ctx %u process %s pid %d\n",
 283                  file_priv->ctx.id, current->comm, task_pid_nr(current));
 284
 285         ivpu_file_priv_put(&file_priv);
 286 }
 287
 288 static const struct drm_ioctl_desc ivpu_drm_ioctls[] = {
 289         DRM_IOCTL_DEF_DRV(IVPU_GET_PARAM, ivpu_get_param_ioctl, 0),
 290         DRM_IOCTL_DEF_DRV(IVPU_SET_PARAM, ivpu_set_param_ioctl, 0),
 291         DRM_IOCTL_DEF_DRV(IVPU_BO_CREATE, ivpu_bo_create_ioctl, 0),
 292         DRM_IOCTL_DEF_DRV(IVPU_BO_INFO, ivpu_bo_info_ioctl, 0),
 293         DRM_IOCTL_DEF_DRV(IVPU_SUBMIT, ivpu_submit_ioctl, 0),
 294         DRM_IOCTL_DEF_DRV(IVPU_BO_WAIT, ivpu_bo_wait_ioctl, 0),
 295 };
 296
 297 static int ivpu_wait_for_ready(struct ivpu_device *vdev)
 298 {
 299         struct ivpu_ipc_consumer cons;
 300         struct ivpu_ipc_hdr ipc_hdr;
 301         unsigned long timeout;
 302         int ret;
 303
 304         if (ivpu_test_mode == IVPU_TEST_MODE_FW_TEST)
 305                 return 0;
 306
 307         ivpu_ipc_consumer_add(vdev, &cons, IVPU_IPC_CHAN_BOOT_MSG);
 308
 309         timeout = jiffies + msecs_to_jiffies(vdev->timeout.boot);
 310         while (1) {
 311                 ret = ivpu_ipc_irq_handler(vdev);
 312                 if (ret)
 313                         break;
 314                 ret = ivpu_ipc_receive(vdev, &cons, &ipc_hdr, NULL, 0);
 315                 if (ret != -ETIMEDOUT || time_after_eq(jiffies, timeout))
 316                         break;
 317
 318                 cond_resched();
 319         }
 320
 321         ivpu_ipc_consumer_del(vdev, &cons);
 322
 323         if (!ret && ipc_hdr.data_addr != IVPU_IPC_BOOT_MSG_DATA_ADDR) {
 324                 ivpu_err(vdev, "Invalid VPU ready message: 0x%x\n",
 325                          ipc_hdr.data_addr);
 326                 return -EIO;
 327         }
 328
 329         if (!ret)
 330                 ivpu_info(vdev, "VPU ready message received successfully\n");
 331         else
 332                 ivpu_hw_diagnose_failure(vdev);
 333
 334         return ret;
 335 }
 336
 337 /**
 338  * ivpu_boot() - Start VPU firmware
 339  * @vdev: VPU device
 340  *
 341  * This function is paired with ivpu_shutdown() but it doesn't power up the
 342  * VPU because power up has to be called very early in ivpu_probe().
 343  */
 344 int ivpu_boot(struct ivpu_device *vdev)
 345 {
 346         int ret;
 347
 348         /* Update boot params located at first 4KB of FW memory */
 349         ivpu_fw_boot_params_setup(vdev, vdev->fw->mem->kvaddr);
 350
 351         ret = ivpu_hw_boot_fw(vdev);
 352         if (ret) {
 353                 ivpu_err(vdev, "Failed to start the firmware: %d\n", ret);
 354                 return ret;
 355         }
 356
 357         ret = ivpu_wait_for_ready(vdev);
 358         if (ret) {
 359                 ivpu_err(vdev, "Failed to boot the firmware: %d\n", ret);
 360                 return ret;
 361         }
 362
 363         ivpu_hw_irq_clear(vdev);
 364         enable_irq(vdev->irq);
 365         ivpu_hw_irq_enable(vdev);
 366         ivpu_ipc_enable(vdev);
 367         return 0;
 368 }
 369
 370 int ivpu_shutdown(struct ivpu_device *vdev)
 371 {
 372         int ret;
 373
 374         ivpu_hw_irq_disable(vdev);
 375         disable_irq(vdev->irq);
 376         ivpu_ipc_disable(vdev);
 377         ivpu_mmu_disable(vdev);
 378
 379         ret = ivpu_hw_power_down(vdev);
 380         if (ret)
 381                 ivpu_warn(vdev, "Failed to power down HW: %d\n", ret);
 382
 383         return ret;
 384 }
 385
 386 static const struct file_operations ivpu_fops = {
 387         .owner          = THIS_MODULE,
 388         DRM_ACCEL_FOPS,
 389 };
 390
 391 static const struct drm_driver driver = {
 392         .driver_features = DRIVER_GEM | DRIVER_COMPUTE_ACCEL,
 393
 394         .open = ivpu_open,
 395         .postclose = ivpu_postclose,
 396         .gem_prime_import = ivpu_gem_prime_import,
 397
 398 #if defined(CONFIG_DEBUG_FS)
 399         .debugfs_init = ivpu_debugfs_init,
 400 #endif
 401
 402         .ioctls = ivpu_drm_ioctls,
 403         .num_ioctls = ARRAY_SIZE(ivpu_drm_ioctls),
 404         .fops = &ivpu_fops,
 405
 406         .name = DRIVER_NAME,
 407         .desc = DRIVER_DESC,
 408         .date = DRIVER_DATE,
 409         .major = DRM_IVPU_DRIVER_MAJOR,
 410         .minor = DRM_IVPU_DRIVER_MINOR,
 411 };
 412
 413 static int ivpu_irq_init(struct ivpu_device *vdev)
 414 {
 415         struct pci_dev *pdev = to_pci_dev(vdev->drm.dev);
 416         int ret;
 417
 418         ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSI | PCI_IRQ_MSIX);
 419         if (ret < 0) {
 420                 ivpu_err(vdev, "Failed to allocate a MSI IRQ: %d\n", ret);
 421                 return ret;
 422         }
 423
 424         vdev->irq = pci_irq_vector(pdev, 0);
 425
 426         ret = devm_request_irq(vdev->drm.dev, vdev->irq, vdev->hw->ops->irq_handler,
 427                                IRQF_NO_AUTOEN, DRIVER_NAME, vdev);
 428         if (ret)
 429                 ivpu_err(vdev, "Failed to request an IRQ %d\n", ret);
 430
 431         return ret;
 432 }
 433
 434 static int ivpu_pci_init(struct ivpu_device *vdev)
 435 {
 436         struct pci_dev *pdev = to_pci_dev(vdev->drm.dev);
 437         struct resource *bar0 = &pdev->resource[0];
 438         struct resource *bar4 = &pdev->resource[4];
 439         int ret;
 440
 441         ivpu_dbg(vdev, MISC, "Mapping BAR0 (RegV) %pR\n", bar0);
 442         vdev->regv = devm_ioremap_resource(vdev->drm.dev, bar0);
 443         if (IS_ERR(vdev->regv)) {
 444                 ivpu_err(vdev, "Failed to map bar 0: %pe\n", vdev->regv);
 445                 return PTR_ERR(vdev->regv);
 446         }
 447
 448         ivpu_dbg(vdev, MISC, "Mapping BAR4 (RegB) %pR\n", bar4);
 449         vdev->regb = devm_ioremap_resource(vdev->drm.dev, bar4);
 450         if (IS_ERR(vdev->regb)) {
 451                 ivpu_err(vdev, "Failed to map bar 4: %pe\n", vdev->regb);
 452                 return PTR_ERR(vdev->regb);
 453         }
 454
 455         ret = dma_set_mask_and_coherent(vdev->drm.dev, DMA_BIT_MASK(vdev->hw->dma_bits));
 456         if (ret) {
 457                 ivpu_err(vdev, "Failed to set DMA mask: %d\n", ret);
 458                 return ret;
 459         }
 460         dma_set_max_seg_size(vdev->drm.dev, UINT_MAX);
 461
 462         /* Clear any pending errors */
 463         pcie_capability_clear_word(pdev, PCI_EXP_DEVSTA, 0x3f);
 464
 465         /* VPU 37XX does not require 10m D3hot delay */
 466         if (ivpu_hw_gen(vdev) == IVPU_HW_37XX)
 467                 pdev->d3hot_delay = 0;
 468
 469         ret = pcim_enable_device(pdev);
 470         if (ret) {
 471                 ivpu_err(vdev, "Failed to enable PCI device: %d\n", ret);
 472                 return ret;
 473         }
 474
 475         pci_set_master(pdev);
 476
 477         return 0;
 478 }
 479
 480 static int ivpu_dev_init(struct ivpu_device *vdev)
 481 {
 482         int ret;
 483
 484         vdev->hw = drmm_kzalloc(&vdev->drm, sizeof(*vdev->hw), GFP_KERNEL);
 485         if (!vdev->hw)
 486                 return -ENOMEM;
 487
 488         vdev->mmu = drmm_kzalloc(&vdev->drm, sizeof(*vdev->mmu), GFP_KERNEL);
 489         if (!vdev->mmu)
 490                 return -ENOMEM;
 491
 492         vdev->fw = drmm_kzalloc(&vdev->drm, sizeof(*vdev->fw), GFP_KERNEL);
 493         if (!vdev->fw)
 494                 return -ENOMEM;
 495
 496         vdev->ipc = drmm_kzalloc(&vdev->drm, sizeof(*vdev->ipc), GFP_KERNEL);
 497         if (!vdev->ipc)
 498                 return -ENOMEM;
 499
 500         vdev->pm = drmm_kzalloc(&vdev->drm, sizeof(*vdev->pm), GFP_KERNEL);
 501         if (!vdev->pm)
 502                 return -ENOMEM;
 503
 504         if (ivpu_hw_gen(vdev) >= IVPU_HW_40XX) {
 505                 vdev->hw->ops = &ivpu_hw_40xx_ops;
 506                 vdev->hw->dma_bits = 48;
 507         } else {
 508                 vdev->hw->ops = &ivpu_hw_37xx_ops;
 509                 vdev->hw->dma_bits = 38;
 510         }
 511
 512         vdev->platform = IVPU_PLATFORM_INVALID;
 513         vdev->context_xa_limit.min = IVPU_USER_CONTEXT_MIN_SSID;
 514         vdev->context_xa_limit.max = IVPU_USER_CONTEXT_MAX_SSID;
 515         atomic64_set(&vdev->unique_id_counter, 0);
 516         xa_init_flags(&vdev->context_xa, XA_FLAGS_ALLOC);
 517         xa_init_flags(&vdev->submitted_jobs_xa, XA_FLAGS_ALLOC1);
 518         lockdep_set_class(&vdev->submitted_jobs_xa.xa_lock, &submitted_jobs_xa_lock_class_key);
 519
 520         ret = ivpu_pci_init(vdev);
 521         if (ret) {
 522                 ivpu_err(vdev, "Failed to initialize PCI device: %d\n", ret);
 523                 goto err_xa_destroy;
 524         }
 525
 526         ret = ivpu_irq_init(vdev);
 527         if (ret) {
 528                 ivpu_err(vdev, "Failed to initialize IRQs: %d\n", ret);
 529                 goto err_xa_destroy;
 530         }
 531
 532         /* Init basic HW info based on buttress registers which are accessible before power up */
 533         ret = ivpu_hw_info_init(vdev);
 534         if (ret) {
 535                 ivpu_err(vdev, "Failed to initialize HW info: %d\n", ret);
 536                 goto err_xa_destroy;
 537         }
 538
 539         /* Power up early so the rest of init code can access VPU registers */
 540         ret = ivpu_hw_power_up(vdev);
 541         if (ret) {
 542                 ivpu_err(vdev, "Failed to power up HW: %d\n", ret);
 543                 goto err_xa_destroy;
 544         }
 545
 546         ret = ivpu_mmu_global_context_init(vdev);
 547         if (ret) {
 548                 ivpu_err(vdev, "Failed to initialize global MMU context: %d\n", ret);
 549                 goto err_power_down;
 550         }
 551
 552         ret = ivpu_mmu_init(vdev);
 553         if (ret) {
 554                 ivpu_err(vdev, "Failed to initialize MMU device: %d\n", ret);
 555                 goto err_mmu_gctx_fini;
 556         }
 557
 558         ret = ivpu_fw_init(vdev);
 559         if (ret) {
 560                 ivpu_err(vdev, "Failed to initialize firmware: %d\n", ret);
 561                 goto err_mmu_gctx_fini;
 562         }
 563
 564         ret = ivpu_ipc_init(vdev);
 565         if (ret) {
 566                 ivpu_err(vdev, "Failed to initialize IPC: %d\n", ret);
 567                 goto err_fw_fini;
 568         }
 569
 570         ret = ivpu_pm_init(vdev);
 571         if (ret) {
 572                 ivpu_err(vdev, "Failed to initialize PM: %d\n", ret);
 573                 goto err_ipc_fini;
 574         }
 575
 576         ret = ivpu_job_done_thread_init(vdev);
 577         if (ret) {
 578                 ivpu_err(vdev, "Failed to initialize job done thread: %d\n", ret);
 579                 goto err_ipc_fini;
 580         }
 581
 582         ret = ivpu_fw_load(vdev);
 583         if (ret) {
 584                 ivpu_err(vdev, "Failed to load firmware: %d\n", ret);
 585                 goto err_job_done_thread_fini;
 586         }
 587
 588         ret = ivpu_boot(vdev);
 589         if (ret) {
 590                 ivpu_err(vdev, "Failed to boot: %d\n", ret);
 591                 goto err_job_done_thread_fini;
 592         }
 593
 594         ivpu_pm_enable(vdev);
 595
 596         return 0;
 597
 598 err_job_done_thread_fini:
 599         ivpu_job_done_thread_fini(vdev);
 600 err_ipc_fini:
 601         ivpu_ipc_fini(vdev);
 602 err_fw_fini:
 603         ivpu_fw_fini(vdev);
 604 err_mmu_gctx_fini:
 605         ivpu_mmu_global_context_fini(vdev);
 606 err_power_down:
 607         ivpu_hw_power_down(vdev);
 608         if (IVPU_WA(d3hot_after_power_off))
 609                 pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D3hot);
 610 err_xa_destroy:
 611         xa_destroy(&vdev->submitted_jobs_xa);
 612         xa_destroy(&vdev->context_xa);
 613         return ret;
 614 }
 615
 616 static void ivpu_dev_fini(struct ivpu_device *vdev)
 617 {
 618         ivpu_pm_disable(vdev);
 619         ivpu_shutdown(vdev);
 620         if (IVPU_WA(d3hot_after_power_off))
 621                 pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D3hot);
 622         ivpu_job_done_thread_fini(vdev);
 623         ivpu_pm_cancel_recovery(vdev);
 624
 625         ivpu_ipc_fini(vdev);
 626         ivpu_fw_fini(vdev);
 627         ivpu_mmu_global_context_fini(vdev);
 628
 629         drm_WARN_ON(&vdev->drm, !xa_empty(&vdev->submitted_jobs_xa));
 630         xa_destroy(&vdev->submitted_jobs_xa);
 631         drm_WARN_ON(&vdev->drm, !xa_empty(&vdev->context_xa));
 632         xa_destroy(&vdev->context_xa);
 633 }
 634
 635 static struct pci_device_id ivpu_pci_ids[] = {
 636         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_MTL) },
 637         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_LNL) },
 638         { }
 639 };
 640 MODULE_DEVICE_TABLE(pci, ivpu_pci_ids);
 641
 642 static int ivpu_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 643 {
 644         struct ivpu_device *vdev;
 645         int ret;
 646
 647         vdev = devm_drm_dev_alloc(&pdev->dev, &driver, struct ivpu_device, drm);
 648         if (IS_ERR(vdev))
 649                 return PTR_ERR(vdev);
 650
 651         pci_set_drvdata(pdev, vdev);
 652
 653         ret = ivpu_dev_init(vdev);
 654         if (ret) {
 655                 dev_err(&pdev->dev, "Failed to initialize VPU device: %d\n", ret);
 656                 return ret;
 657         }
 658
 659         ret = drm_dev_register(&vdev->drm, 0);
 660         if (ret) {
 661                 dev_err(&pdev->dev, "Failed to register DRM device: %d\n", ret);
 662                 ivpu_dev_fini(vdev);
 663         }
 664
 665         return ret;
 666 }
 667
 668 static void ivpu_remove(struct pci_dev *pdev)
 669 {
 670         struct ivpu_device *vdev = pci_get_drvdata(pdev);
 671
 672         drm_dev_unplug(&vdev->drm);
 673         ivpu_dev_fini(vdev);
 674 }
 675
 676 static const struct dev_pm_ops ivpu_drv_pci_pm = {
 677         SET_SYSTEM_SLEEP_PM_OPS(ivpu_pm_suspend_cb, ivpu_pm_resume_cb)
 678         SET_RUNTIME_PM_OPS(ivpu_pm_runtime_suspend_cb, ivpu_pm_runtime_resume_cb, NULL)
 679 };
 680
 681 static const struct pci_error_handlers ivpu_drv_pci_err = {
 682         .reset_prepare = ivpu_pm_reset_prepare_cb,
 683         .reset_done = ivpu_pm_reset_done_cb,
 684 };
 685
 686 static struct pci_driver ivpu_pci_driver = {
 687         .name = KBUILD_MODNAME,
 688         .id_table = ivpu_pci_ids,
 689         .probe = ivpu_probe,
 690         .remove = ivpu_remove,
 691         .driver = {
 692                 .pm = &ivpu_drv_pci_pm,
 693         },
 694         .err_handler = &ivpu_drv_pci_err,
 695 };
 696
 697 module_pci_driver(ivpu_pci_driver);
 698
 699 MODULE_AUTHOR("Intel Corporation");
 700 MODULE_DESCRIPTION(DRIVER_DESC);
 701 MODULE_LICENSE("GPL and additional rights");
 702 MODULE_VERSION(DRIVER_VERSION_STR);