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_dbg(vdev, PM, "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 void ivpu_prepare_for_reset(struct ivpu_device *vdev)
 371 {
 372         ivpu_hw_irq_disable(vdev);
 373         disable_irq(vdev->irq);
 374         ivpu_ipc_disable(vdev);
 375         ivpu_mmu_disable(vdev);
 376 }
 377
 378 int ivpu_shutdown(struct ivpu_device *vdev)
 379 {
 380         int ret;
 381
 382         ivpu_prepare_for_reset(vdev);
 383
 384         ret = ivpu_hw_power_down(vdev);
 385         if (ret)
 386                 ivpu_warn(vdev, "Failed to power down HW: %d\n", ret);
 387
 388         return ret;
 389 }
 390
 391 static const struct file_operations ivpu_fops = {
 392         .owner          = THIS_MODULE,
 393         DRM_ACCEL_FOPS,
 394 };
 395
 396 static const struct drm_driver driver = {
 397         .driver_features = DRIVER_GEM | DRIVER_COMPUTE_ACCEL,
 398
 399         .open = ivpu_open,
 400         .postclose = ivpu_postclose,
 401         .gem_prime_import = ivpu_gem_prime_import,
 402
 403 #if defined(CONFIG_DEBUG_FS)
 404         .debugfs_init = ivpu_debugfs_init,
 405 #endif
 406
 407         .ioctls = ivpu_drm_ioctls,
 408         .num_ioctls = ARRAY_SIZE(ivpu_drm_ioctls),
 409         .fops = &ivpu_fops,
 410
 411         .name = DRIVER_NAME,
 412         .desc = DRIVER_DESC,
 413         .date = DRIVER_DATE,
 414         .major = DRM_IVPU_DRIVER_MAJOR,
 415         .minor = DRM_IVPU_DRIVER_MINOR,
 416 };
 417
 418 static int ivpu_irq_init(struct ivpu_device *vdev)
 419 {
 420         struct pci_dev *pdev = to_pci_dev(vdev->drm.dev);
 421         int ret;
 422
 423         ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSI | PCI_IRQ_MSIX);
 424         if (ret < 0) {
 425                 ivpu_err(vdev, "Failed to allocate a MSI IRQ: %d\n", ret);
 426                 return ret;
 427         }
 428
 429         vdev->irq = pci_irq_vector(pdev, 0);
 430
 431         ret = devm_request_irq(vdev->drm.dev, vdev->irq, vdev->hw->ops->irq_handler,
 432                                IRQF_NO_AUTOEN, DRIVER_NAME, vdev);
 433         if (ret)
 434                 ivpu_err(vdev, "Failed to request an IRQ %d\n", ret);
 435
 436         return ret;
 437 }
 438
 439 static int ivpu_pci_init(struct ivpu_device *vdev)
 440 {
 441         struct pci_dev *pdev = to_pci_dev(vdev->drm.dev);
 442         struct resource *bar0 = &pdev->resource[0];
 443         struct resource *bar4 = &pdev->resource[4];
 444         int ret;
 445
 446         ivpu_dbg(vdev, MISC, "Mapping BAR0 (RegV) %pR\n", bar0);
 447         vdev->regv = devm_ioremap_resource(vdev->drm.dev, bar0);
 448         if (IS_ERR(vdev->regv)) {
 449                 ivpu_err(vdev, "Failed to map bar 0: %pe\n", vdev->regv);
 450                 return PTR_ERR(vdev->regv);
 451         }
 452
 453         ivpu_dbg(vdev, MISC, "Mapping BAR4 (RegB) %pR\n", bar4);
 454         vdev->regb = devm_ioremap_resource(vdev->drm.dev, bar4);
 455         if (IS_ERR(vdev->regb)) {
 456                 ivpu_err(vdev, "Failed to map bar 4: %pe\n", vdev->regb);
 457                 return PTR_ERR(vdev->regb);
 458         }
 459
 460         ret = dma_set_mask_and_coherent(vdev->drm.dev, DMA_BIT_MASK(vdev->hw->dma_bits));
 461         if (ret) {
 462                 ivpu_err(vdev, "Failed to set DMA mask: %d\n", ret);
 463                 return ret;
 464         }
 465         dma_set_max_seg_size(vdev->drm.dev, UINT_MAX);
 466
 467         /* Clear any pending errors */
 468         pcie_capability_clear_word(pdev, PCI_EXP_DEVSTA, 0x3f);
 469
 470         /* VPU 37XX does not require 10m D3hot delay */
 471         if (ivpu_hw_gen(vdev) == IVPU_HW_37XX)
 472                 pdev->d3hot_delay = 0;
 473
 474         ret = pcim_enable_device(pdev);
 475         if (ret) {
 476                 ivpu_err(vdev, "Failed to enable PCI device: %d\n", ret);
 477                 return ret;
 478         }
 479
 480         pci_set_master(pdev);
 481
 482         return 0;
 483 }
 484
 485 static int ivpu_dev_init(struct ivpu_device *vdev)
 486 {
 487         int ret;
 488
 489         vdev->hw = drmm_kzalloc(&vdev->drm, sizeof(*vdev->hw), GFP_KERNEL);
 490         if (!vdev->hw)
 491                 return -ENOMEM;
 492
 493         vdev->mmu = drmm_kzalloc(&vdev->drm, sizeof(*vdev->mmu), GFP_KERNEL);
 494         if (!vdev->mmu)
 495                 return -ENOMEM;
 496
 497         vdev->fw = drmm_kzalloc(&vdev->drm, sizeof(*vdev->fw), GFP_KERNEL);
 498         if (!vdev->fw)
 499                 return -ENOMEM;
 500
 501         vdev->ipc = drmm_kzalloc(&vdev->drm, sizeof(*vdev->ipc), GFP_KERNEL);
 502         if (!vdev->ipc)
 503                 return -ENOMEM;
 504
 505         vdev->pm = drmm_kzalloc(&vdev->drm, sizeof(*vdev->pm), GFP_KERNEL);
 506         if (!vdev->pm)
 507                 return -ENOMEM;
 508
 509         if (ivpu_hw_gen(vdev) >= IVPU_HW_40XX) {
 510                 vdev->hw->ops = &ivpu_hw_40xx_ops;
 511                 vdev->hw->dma_bits = 48;
 512         } else {
 513                 vdev->hw->ops = &ivpu_hw_37xx_ops;
 514                 vdev->hw->dma_bits = 38;
 515         }
 516
 517         vdev->platform = IVPU_PLATFORM_INVALID;
 518         vdev->context_xa_limit.min = IVPU_USER_CONTEXT_MIN_SSID;
 519         vdev->context_xa_limit.max = IVPU_USER_CONTEXT_MAX_SSID;
 520         atomic64_set(&vdev->unique_id_counter, 0);
 521         xa_init_flags(&vdev->context_xa, XA_FLAGS_ALLOC);
 522         xa_init_flags(&vdev->submitted_jobs_xa, XA_FLAGS_ALLOC1);
 523         lockdep_set_class(&vdev->submitted_jobs_xa.xa_lock, &submitted_jobs_xa_lock_class_key);
 524
 525         ret = ivpu_pci_init(vdev);
 526         if (ret) {
 527                 ivpu_err(vdev, "Failed to initialize PCI device: %d\n", ret);
 528                 goto err_xa_destroy;
 529         }
 530
 531         ret = ivpu_irq_init(vdev);
 532         if (ret) {
 533                 ivpu_err(vdev, "Failed to initialize IRQs: %d\n", ret);
 534                 goto err_xa_destroy;
 535         }
 536
 537         /* Init basic HW info based on buttress registers which are accessible before power up */
 538         ret = ivpu_hw_info_init(vdev);
 539         if (ret) {
 540                 ivpu_err(vdev, "Failed to initialize HW info: %d\n", ret);
 541                 goto err_xa_destroy;
 542         }
 543
 544         /* Power up early so the rest of init code can access VPU registers */
 545         ret = ivpu_hw_power_up(vdev);
 546         if (ret) {
 547                 ivpu_err(vdev, "Failed to power up HW: %d\n", ret);
 548                 goto err_xa_destroy;
 549         }
 550
 551         ret = ivpu_mmu_global_context_init(vdev);
 552         if (ret) {
 553                 ivpu_err(vdev, "Failed to initialize global MMU context: %d\n", ret);
 554                 goto err_power_down;
 555         }
 556
 557         ret = ivpu_mmu_init(vdev);
 558         if (ret) {
 559                 ivpu_err(vdev, "Failed to initialize MMU device: %d\n", ret);
 560                 goto err_mmu_gctx_fini;
 561         }
 562
 563         ret = ivpu_fw_init(vdev);
 564         if (ret) {
 565                 ivpu_err(vdev, "Failed to initialize firmware: %d\n", ret);
 566                 goto err_mmu_gctx_fini;
 567         }
 568
 569         ret = ivpu_ipc_init(vdev);
 570         if (ret) {
 571                 ivpu_err(vdev, "Failed to initialize IPC: %d\n", ret);
 572                 goto err_fw_fini;
 573         }
 574
 575         ret = ivpu_pm_init(vdev);
 576         if (ret) {
 577                 ivpu_err(vdev, "Failed to initialize PM: %d\n", ret);
 578                 goto err_ipc_fini;
 579         }
 580
 581         ret = ivpu_job_done_thread_init(vdev);
 582         if (ret) {
 583                 ivpu_err(vdev, "Failed to initialize job done thread: %d\n", ret);
 584                 goto err_ipc_fini;
 585         }
 586
 587         ret = ivpu_fw_load(vdev);
 588         if (ret) {
 589                 ivpu_err(vdev, "Failed to load firmware: %d\n", ret);
 590                 goto err_job_done_thread_fini;
 591         }
 592
 593         ret = ivpu_boot(vdev);
 594         if (ret) {
 595                 ivpu_err(vdev, "Failed to boot: %d\n", ret);
 596                 goto err_job_done_thread_fini;
 597         }
 598
 599         ivpu_pm_enable(vdev);
 600
 601         return 0;
 602
 603 err_job_done_thread_fini:
 604         ivpu_job_done_thread_fini(vdev);
 605 err_ipc_fini:
 606         ivpu_ipc_fini(vdev);
 607 err_fw_fini:
 608         ivpu_fw_fini(vdev);
 609 err_mmu_gctx_fini:
 610         ivpu_mmu_global_context_fini(vdev);
 611 err_power_down:
 612         ivpu_hw_power_down(vdev);
 613         if (IVPU_WA(d3hot_after_power_off))
 614                 pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D3hot);
 615 err_xa_destroy:
 616         xa_destroy(&vdev->submitted_jobs_xa);
 617         xa_destroy(&vdev->context_xa);
 618         return ret;
 619 }
 620
 621 static void ivpu_dev_fini(struct ivpu_device *vdev)
 622 {
 623         ivpu_pm_disable(vdev);
 624         ivpu_shutdown(vdev);
 625         if (IVPU_WA(d3hot_after_power_off))
 626                 pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D3hot);
 627         ivpu_job_done_thread_fini(vdev);
 628         ivpu_pm_cancel_recovery(vdev);
 629
 630         ivpu_ipc_fini(vdev);
 631         ivpu_fw_fini(vdev);
 632         ivpu_mmu_global_context_fini(vdev);
 633
 634         drm_WARN_ON(&vdev->drm, !xa_empty(&vdev->submitted_jobs_xa));
 635         xa_destroy(&vdev->submitted_jobs_xa);
 636         drm_WARN_ON(&vdev->drm, !xa_empty(&vdev->context_xa));
 637         xa_destroy(&vdev->context_xa);
 638 }
 639
 640 static struct pci_device_id ivpu_pci_ids[] = {
 641         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_MTL) },
 642         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_ARL) },
 643         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_LNL) },
 644         { }
 645 };
 646 MODULE_DEVICE_TABLE(pci, ivpu_pci_ids);
 647
 648 static int ivpu_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 649 {
 650         struct ivpu_device *vdev;
 651         int ret;
 652
 653         vdev = devm_drm_dev_alloc(&pdev->dev, &driver, struct ivpu_device, drm);
 654         if (IS_ERR(vdev))
 655                 return PTR_ERR(vdev);
 656
 657         pci_set_drvdata(pdev, vdev);
 658
 659         ret = ivpu_dev_init(vdev);
 660         if (ret) {
 661                 dev_err(&pdev->dev, "Failed to initialize VPU device: %d\n", ret);
 662                 return ret;
 663         }
 664
 665         ret = drm_dev_register(&vdev->drm, 0);
 666         if (ret) {
 667                 dev_err(&pdev->dev, "Failed to register DRM device: %d\n", ret);
 668                 ivpu_dev_fini(vdev);
 669         }
 670
 671         return ret;
 672 }
 673
 674 static void ivpu_remove(struct pci_dev *pdev)
 675 {
 676         struct ivpu_device *vdev = pci_get_drvdata(pdev);
 677
 678         drm_dev_unplug(&vdev->drm);
 679         ivpu_dev_fini(vdev);
 680 }
 681
 682 static const struct dev_pm_ops ivpu_drv_pci_pm = {
 683         SET_SYSTEM_SLEEP_PM_OPS(ivpu_pm_suspend_cb, ivpu_pm_resume_cb)
 684         SET_RUNTIME_PM_OPS(ivpu_pm_runtime_suspend_cb, ivpu_pm_runtime_resume_cb, NULL)
 685 };
 686
 687 static const struct pci_error_handlers ivpu_drv_pci_err = {
 688         .reset_prepare = ivpu_pm_reset_prepare_cb,
 689         .reset_done = ivpu_pm_reset_done_cb,
 690 };
 691
 692 static struct pci_driver ivpu_pci_driver = {
 693         .name = KBUILD_MODNAME,
 694         .id_table = ivpu_pci_ids,
 695         .probe = ivpu_probe,
 696         .remove = ivpu_remove,
 697         .driver = {
 698                 .pm = &ivpu_drv_pci_pm,
 699         },
 700         .err_handler = &ivpu_drv_pci_err,
 701 };
 702
 703 module_pci_driver(ivpu_pci_driver);
 704
 705 MODULE_AUTHOR("Intel Corporation");
 706 MODULE_DESCRIPTION(DRIVER_DESC);
 707 MODULE_LICENSE("GPL and additional rights");
 708 MODULE_VERSION(DRIVER_VERSION_STR);