drivers/gpu/drm/nouveau/nouveau_drm.c

   1 /*
   2  * Copyright 2012 Red Hat 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  * Authors: Ben Skeggs
  23  */
  24
  25 #include <linux/console.h>
  26 #include <linux/module.h>
  27 #include <linux/pci.h>
  28
  29 #include <core/device.h>
  30 #include <core/client.h>
  31 #include <core/gpuobj.h>
  32 #include <core/class.h>
  33
  34 #include <subdev/device.h>
  35 #include <subdev/vm.h>
  36
  37 #include <engine/disp.h>
  38
  39 #include "nouveau_drm.h"
  40 #include "nouveau_irq.h"
  41 #include "nouveau_dma.h"
  42 #include "nouveau_ttm.h"
  43 #include "nouveau_gem.h"
  44 #include "nouveau_agp.h"
  45 #include "nouveau_vga.h"
  46 #include "nouveau_pm.h"
  47 #include "nouveau_acpi.h"
  48 #include "nouveau_bios.h"
  49 #include "nouveau_ioctl.h"
  50 #include "nouveau_abi16.h"
  51 #include "nouveau_fbcon.h"
  52 #include "nouveau_fence.h"
  53 #include "nouveau_debugfs.h"
  54
  55 MODULE_PARM_DESC(config, "option string to pass to driver core");
  56 static char *nouveau_config;
  57 module_param_named(config, nouveau_config, charp, 0400);
  58
  59 MODULE_PARM_DESC(debug, "debug string to pass to driver core");
  60 static char *nouveau_debug;
  61 module_param_named(debug, nouveau_debug, charp, 0400);
  62
  63 MODULE_PARM_DESC(noaccel, "disable kernel/abi16 acceleration");
  64 static int nouveau_noaccel = 0;
  65 module_param_named(noaccel, nouveau_noaccel, int, 0400);
  66
  67 MODULE_PARM_DESC(modeset, "enable driver (default: auto, "
  68                           "0 = disabled, 1 = enabled, 2 = headless)");
  69 int nouveau_modeset = -1;
  70 module_param_named(modeset, nouveau_modeset, int, 0400);
  71
  72 static struct drm_driver driver;
  73
  74 static int
  75 nouveau_drm_vblank_handler(struct nouveau_eventh *event, int head)
  76 {
  77         struct nouveau_drm *drm =
  78                 container_of(event, struct nouveau_drm, vblank[head]);
  79         drm_handle_vblank(drm->dev, head);
  80         return NVKM_EVENT_KEEP;
  81 }
  82
  83 static int
  84 nouveau_drm_vblank_enable(struct drm_device *dev, int head)
  85 {
  86         struct nouveau_drm *drm = nouveau_drm(dev);
  87         struct nouveau_disp *pdisp = nouveau_disp(drm->device);
  88
  89         if (WARN_ON_ONCE(head > ARRAY_SIZE(drm->vblank)))
  90                 return -EIO;
  91         WARN_ON_ONCE(drm->vblank[head].func);
  92         drm->vblank[head].func = nouveau_drm_vblank_handler;
  93         nouveau_event_get(pdisp->vblank, head, &drm->vblank[head]);
  94         return 0;
  95 }
  96
  97 static void
  98 nouveau_drm_vblank_disable(struct drm_device *dev, int head)
  99 {
 100         struct nouveau_drm *drm = nouveau_drm(dev);
 101         struct nouveau_disp *pdisp = nouveau_disp(drm->device);
 102         if (drm->vblank[head].func)
 103                 nouveau_event_put(pdisp->vblank, head, &drm->vblank[head]);
 104         else
 105                 WARN_ON_ONCE(1);
 106         drm->vblank[head].func = NULL;
 107 }
 108
 109 static u64
 110 nouveau_name(struct pci_dev *pdev)
 111 {
 112         u64 name = (u64)pci_domain_nr(pdev->bus) << 32;
 113         name |= pdev->bus->number << 16;
 114         name |= PCI_SLOT(pdev->devfn) << 8;
 115         return name | PCI_FUNC(pdev->devfn);
 116 }
 117
 118 static int
 119 nouveau_cli_create(struct pci_dev *pdev, const char *name,
 120                    int size, void **pcli)
 121 {
 122         struct nouveau_cli *cli;
 123         int ret;
 124
 125         *pcli = NULL;
 126         ret = nouveau_client_create_(name, nouveau_name(pdev), nouveau_config,
 127                                      nouveau_debug, size, pcli);
 128         cli = *pcli;
 129         if (ret) {
 130                 if (cli)
 131                         nouveau_client_destroy(&cli->base);
 132                 *pcli = NULL;
 133                 return ret;
 134         }
 135
 136         mutex_init(&cli->mutex);
 137         return 0;
 138 }
 139
 140 static void
 141 nouveau_cli_destroy(struct nouveau_cli *cli)
 142 {
 143         struct nouveau_object *client = nv_object(cli);
 144         nouveau_vm_ref(NULL, &cli->base.vm, NULL);
 145         nouveau_client_fini(&cli->base, false);
 146         atomic_set(&client->refcount, 1);
 147         nouveau_object_ref(NULL, &client);
 148 }
 149
 150 static void
 151 nouveau_accel_fini(struct nouveau_drm *drm)
 152 {
 153         nouveau_gpuobj_ref(NULL, &drm->notify);
 154         nouveau_channel_del(&drm->channel);
 155         nouveau_channel_del(&drm->cechan);
 156         if (drm->fence)
 157                 nouveau_fence(drm)->dtor(drm);
 158 }
 159
 160 static void
 161 nouveau_accel_init(struct nouveau_drm *drm)
 162 {
 163         struct nouveau_device *device = nv_device(drm->device);
 164         struct nouveau_object *object;
 165         u32 arg0, arg1;
 166         int ret;
 167
 168         if (nouveau_noaccel)
 169                 return;
 170
 171         /* initialise synchronisation routines */
 172         if      (device->card_type < NV_10) ret = nv04_fence_create(drm);
 173         else if (device->chipset   <  0x17) ret = nv10_fence_create(drm);
 174         else if (device->card_type < NV_50) ret = nv17_fence_create(drm);
 175         else if (device->chipset   <  0x84) ret = nv50_fence_create(drm);
 176         else if (device->card_type < NV_C0) ret = nv84_fence_create(drm);
 177         else                                ret = nvc0_fence_create(drm);
 178         if (ret) {
 179                 NV_ERROR(drm, "failed to initialise sync subsystem, %d\n", ret);
 180                 nouveau_accel_fini(drm);
 181                 return;
 182         }
 183
 184         if (device->card_type >= NV_E0) {
 185                 ret = nouveau_channel_new(drm, &drm->client, NVDRM_DEVICE,
 186                                           NVDRM_CHAN + 1,
 187                                           NVE0_CHANNEL_IND_ENGINE_CE0 |
 188                                           NVE0_CHANNEL_IND_ENGINE_CE1, 0,
 189                                           &drm->cechan);
 190                 if (ret)
 191                         NV_ERROR(drm, "failed to create ce channel, %d\n", ret);
 192
 193                 arg0 = NVE0_CHANNEL_IND_ENGINE_GR;
 194                 arg1 = 1;
 195         } else {
 196                 arg0 = NvDmaFB;
 197                 arg1 = NvDmaTT;
 198         }
 199
 200         ret = nouveau_channel_new(drm, &drm->client, NVDRM_DEVICE, NVDRM_CHAN,
 201                                   arg0, arg1, &drm->channel);
 202         if (ret) {
 203                 NV_ERROR(drm, "failed to create kernel channel, %d\n", ret);
 204                 nouveau_accel_fini(drm);
 205                 return;
 206         }
 207
 208         if (device->card_type < NV_C0) {
 209                 ret = nouveau_gpuobj_new(drm->device, NULL, 32, 0, 0,
 210                                         &drm->notify);
 211                 if (ret) {
 212                         NV_ERROR(drm, "failed to allocate notifier, %d\n", ret);
 213                         nouveau_accel_fini(drm);
 214                         return;
 215                 }
 216
 217                 ret = nouveau_object_new(nv_object(drm),
 218                                          drm->channel->handle, NvNotify0,
 219                                          0x003d, &(struct nv_dma_class) {
 220                                                 .flags = NV_DMA_TARGET_VRAM |
 221                                                          NV_DMA_ACCESS_RDWR,
 222                                                 .start = drm->notify->addr,
 223                                                 .limit = drm->notify->addr + 31
 224                                                 }, sizeof(struct nv_dma_class),
 225                                          &object);
 226                 if (ret) {
 227                         nouveau_accel_fini(drm);
 228                         return;
 229                 }
 230         }
 231
 232
 233         nouveau_bo_move_init(drm);
 234 }
 235
 236 static int nouveau_drm_probe(struct pci_dev *pdev,
 237                              const struct pci_device_id *pent)
 238 {
 239         struct nouveau_device *device;
 240         struct apertures_struct *aper;
 241         bool boot = false;
 242         int ret;
 243
 244         /* remove conflicting drivers (vesafb, efifb etc) */
 245         aper = alloc_apertures(3);
 246         if (!aper)
 247                 return -ENOMEM;
 248
 249         aper->ranges[0].base = pci_resource_start(pdev, 1);
 250         aper->ranges[0].size = pci_resource_len(pdev, 1);
 251         aper->count = 1;
 252
 253         if (pci_resource_len(pdev, 2)) {
 254                 aper->ranges[aper->count].base = pci_resource_start(pdev, 2);
 255                 aper->ranges[aper->count].size = pci_resource_len(pdev, 2);
 256                 aper->count++;
 257         }
 258
 259         if (pci_resource_len(pdev, 3)) {
 260                 aper->ranges[aper->count].base = pci_resource_start(pdev, 3);
 261                 aper->ranges[aper->count].size = pci_resource_len(pdev, 3);
 262                 aper->count++;
 263         }
 264
 265 #ifdef CONFIG_X86
 266         boot = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
 267 #endif
 268         remove_conflicting_framebuffers(aper, "nouveaufb", boot);
 269         kfree(aper);
 270
 271         ret = nouveau_device_create(pdev, nouveau_name(pdev), pci_name(pdev),
 272                                     nouveau_config, nouveau_debug, &device);
 273         if (ret)
 274                 return ret;
 275
 276         pci_set_master(pdev);
 277
 278         ret = drm_get_pci_dev(pdev, pent, &driver);
 279         if (ret) {
 280                 nouveau_object_ref(NULL, (struct nouveau_object **)&device);
 281                 return ret;
 282         }
 283
 284         return 0;
 285 }
 286
 287 static struct lock_class_key drm_client_lock_class_key;
 288
 289 static int
 290 nouveau_drm_load(struct drm_device *dev, unsigned long flags)
 291 {
 292         struct pci_dev *pdev = dev->pdev;
 293         struct nouveau_device *device;
 294         struct nouveau_drm *drm;
 295         int ret;
 296
 297         ret = nouveau_cli_create(pdev, "DRM", sizeof(*drm), (void**)&drm);
 298         if (ret)
 299                 return ret;
 300         lockdep_set_class(&drm->client.mutex, &drm_client_lock_class_key);
 301
 302         dev->dev_private = drm;
 303         drm->dev = dev;
 304
 305         INIT_LIST_HEAD(&drm->clients);
 306         spin_lock_init(&drm->tile.lock);
 307
 308         /* make sure AGP controller is in a consistent state before we
 309          * (possibly) execute vbios init tables (see nouveau_agp.h)
 310          */
 311         if (drm_pci_device_is_agp(dev) && dev->agp) {
 312                 /* dummy device object, doesn't init anything, but allows
 313                  * agp code access to registers
 314                  */
 315                 ret = nouveau_object_new(nv_object(drm), NVDRM_CLIENT,
 316                                          NVDRM_DEVICE, 0x0080,
 317                                          &(struct nv_device_class) {
 318                                                 .device = ~0,
 319                                                 .disable =
 320                                                  ~(NV_DEVICE_DISABLE_MMIO |
 321                                                    NV_DEVICE_DISABLE_IDENTIFY),
 322                                                 .debug0 = ~0,
 323                                          }, sizeof(struct nv_device_class),
 324                                          &drm->device);
 325                 if (ret)
 326                         goto fail_device;
 327
 328                 nouveau_agp_reset(drm);
 329                 nouveau_object_del(nv_object(drm), NVDRM_CLIENT, NVDRM_DEVICE);
 330         }
 331
 332         ret = nouveau_object_new(nv_object(drm), NVDRM_CLIENT, NVDRM_DEVICE,
 333                                  0x0080, &(struct nv_device_class) {
 334                                         .device = ~0,
 335                                         .disable = 0,
 336                                         .debug0 = 0,
 337                                  }, sizeof(struct nv_device_class),
 338                                  &drm->device);
 339         if (ret)
 340                 goto fail_device;
 341
 342         /* workaround an odd issue on nvc1 by disabling the device's
 343          * nosnoop capability.  hopefully won't cause issues until a
 344          * better fix is found - assuming there is one...
 345          */
 346         device = nv_device(drm->device);
 347         if (nv_device(drm->device)->chipset == 0xc1)
 348                 nv_mask(device, 0x00088080, 0x00000800, 0x00000000);
 349
 350         nouveau_vga_init(drm);
 351         nouveau_agp_init(drm);
 352
 353         if (device->card_type >= NV_50) {
 354                 ret = nouveau_vm_new(nv_device(drm->device), 0, (1ULL << 40),
 355                                      0x1000, &drm->client.base.vm);
 356                 if (ret)
 357                         goto fail_device;
 358         }
 359
 360         ret = nouveau_ttm_init(drm);
 361         if (ret)
 362                 goto fail_ttm;
 363
 364         ret = nouveau_bios_init(dev);
 365         if (ret)
 366                 goto fail_bios;
 367
 368         ret = nouveau_irq_init(dev);
 369         if (ret)
 370                 goto fail_irq;
 371
 372         ret = nouveau_display_create(dev);
 373         if (ret)
 374                 goto fail_dispctor;
 375
 376         if (dev->mode_config.num_crtc) {
 377                 ret = nouveau_display_init(dev);
 378                 if (ret)
 379                         goto fail_dispinit;
 380         }
 381
 382         nouveau_pm_init(dev);
 383
 384         nouveau_accel_init(drm);
 385         nouveau_fbcon_init(dev);
 386         return 0;
 387
 388 fail_dispinit:
 389         nouveau_display_destroy(dev);
 390 fail_dispctor:
 391         nouveau_irq_fini(dev);
 392 fail_irq:
 393         nouveau_bios_takedown(dev);
 394 fail_bios:
 395         nouveau_ttm_fini(drm);
 396 fail_ttm:
 397         nouveau_agp_fini(drm);
 398         nouveau_vga_fini(drm);
 399 fail_device:
 400         nouveau_cli_destroy(&drm->client);
 401         return ret;
 402 }
 403
 404 static int
 405 nouveau_drm_unload(struct drm_device *dev)
 406 {
 407         struct nouveau_drm *drm = nouveau_drm(dev);
 408
 409         nouveau_fbcon_fini(dev);
 410         nouveau_accel_fini(drm);
 411
 412         nouveau_pm_fini(dev);
 413
 414         if (dev->mode_config.num_crtc)
 415                 nouveau_display_fini(dev);
 416         nouveau_display_destroy(dev);
 417
 418         nouveau_irq_fini(dev);
 419         nouveau_bios_takedown(dev);
 420
 421         nouveau_ttm_fini(drm);
 422         nouveau_agp_fini(drm);
 423         nouveau_vga_fini(drm);
 424
 425         nouveau_cli_destroy(&drm->client);
 426         return 0;
 427 }
 428
 429 static void
 430 nouveau_drm_remove(struct pci_dev *pdev)
 431 {
 432         struct drm_device *dev = pci_get_drvdata(pdev);
 433         struct nouveau_drm *drm = nouveau_drm(dev);
 434         struct nouveau_object *device;
 435
 436         device = drm->client.base.device;
 437         drm_put_dev(dev);
 438
 439         nouveau_object_ref(NULL, &device);
 440         nouveau_object_debug();
 441 }
 442
 443 static int
 444 nouveau_do_suspend(struct drm_device *dev)
 445 {
 446         struct nouveau_drm *drm = nouveau_drm(dev);
 447         struct nouveau_cli *cli;
 448         int ret;
 449
 450         if (dev->mode_config.num_crtc) {
 451                 NV_INFO(drm, "suspending fbcon...\n");
 452                 nouveau_fbcon_set_suspend(dev, 1);
 453
 454                 NV_INFO(drm, "suspending display...\n");
 455                 ret = nouveau_display_suspend(dev);
 456                 if (ret)
 457                         return ret;
 458         }
 459
 460         NV_INFO(drm, "evicting buffers...\n");
 461         ttm_bo_evict_mm(&drm->ttm.bdev, TTM_PL_VRAM);
 462
 463         if (drm->fence && nouveau_fence(drm)->suspend) {
 464                 if (!nouveau_fence(drm)->suspend(drm))
 465                         return -ENOMEM;
 466         }
 467
 468         NV_INFO(drm, "suspending client object trees...\n");
 469         list_for_each_entry(cli, &drm->clients, head) {
 470                 ret = nouveau_client_fini(&cli->base, true);
 471                 if (ret)
 472                         goto fail_client;
 473         }
 474
 475         ret = nouveau_client_fini(&drm->client.base, true);
 476         if (ret)
 477                 goto fail_client;
 478
 479         nouveau_agp_fini(drm);
 480         return 0;
 481
 482 fail_client:
 483         list_for_each_entry_continue_reverse(cli, &drm->clients, head) {
 484                 nouveau_client_init(&cli->base);
 485         }
 486
 487         if (dev->mode_config.num_crtc) {
 488                 NV_INFO(drm, "resuming display...\n");
 489                 nouveau_display_resume(dev);
 490         }
 491         return ret;
 492 }
 493
 494 int nouveau_pmops_suspend(struct device *dev)
 495 {
 496         struct pci_dev *pdev = to_pci_dev(dev);
 497         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 498         int ret;
 499
 500         if (drm_dev->switch_power_state == DRM_SWITCH_POWER_OFF)
 501                 return 0;
 502
 503         ret = nouveau_do_suspend(drm_dev);
 504         if (ret)
 505                 return ret;
 506
 507         pci_save_state(pdev);
 508         pci_disable_device(pdev);
 509         pci_set_power_state(pdev, PCI_D3hot);
 510
 511         return 0;
 512 }
 513
 514 static int
 515 nouveau_do_resume(struct drm_device *dev)
 516 {
 517         struct nouveau_drm *drm = nouveau_drm(dev);
 518         struct nouveau_cli *cli;
 519
 520         NV_INFO(drm, "re-enabling device...\n");
 521
 522         nouveau_agp_reset(drm);
 523
 524         NV_INFO(drm, "resuming client object trees...\n");
 525         nouveau_client_init(&drm->client.base);
 526         nouveau_agp_init(drm);
 527
 528         list_for_each_entry(cli, &drm->clients, head) {
 529                 nouveau_client_init(&cli->base);
 530         }
 531
 532         if (drm->fence && nouveau_fence(drm)->resume)
 533                 nouveau_fence(drm)->resume(drm);
 534
 535         nouveau_run_vbios_init(dev);
 536         nouveau_irq_postinstall(dev);
 537         nouveau_pm_resume(dev);
 538
 539         if (dev->mode_config.num_crtc) {
 540                 NV_INFO(drm, "resuming display...\n");
 541                 nouveau_display_resume(dev);
 542         }
 543         return 0;
 544 }
 545
 546 int nouveau_pmops_resume(struct device *dev)
 547 {
 548         struct pci_dev *pdev = to_pci_dev(dev);
 549         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 550         int ret;
 551
 552         if (drm_dev->switch_power_state == DRM_SWITCH_POWER_OFF)
 553                 return 0;
 554
 555         pci_set_power_state(pdev, PCI_D0);
 556         pci_restore_state(pdev);
 557         ret = pci_enable_device(pdev);
 558         if (ret)
 559                 return ret;
 560         pci_set_master(pdev);
 561
 562         return nouveau_do_resume(drm_dev);
 563 }
 564
 565 static int nouveau_pmops_freeze(struct device *dev)
 566 {
 567         struct pci_dev *pdev = to_pci_dev(dev);
 568         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 569
 570         return nouveau_do_suspend(drm_dev);
 571 }
 572
 573 static int nouveau_pmops_thaw(struct device *dev)
 574 {
 575         struct pci_dev *pdev = to_pci_dev(dev);
 576         struct drm_device *drm_dev = pci_get_drvdata(pdev);
 577
 578         return nouveau_do_resume(drm_dev);
 579 }
 580
 581
 582 static int
 583 nouveau_drm_open(struct drm_device *dev, struct drm_file *fpriv)
 584 {
 585         struct pci_dev *pdev = dev->pdev;
 586         struct nouveau_drm *drm = nouveau_drm(dev);
 587         struct nouveau_cli *cli;
 588         char name[32], tmpname[TASK_COMM_LEN];
 589         int ret;
 590
 591         get_task_comm(tmpname, current);
 592         snprintf(name, sizeof(name), "%s[%d]", tmpname, pid_nr(fpriv->pid));
 593
 594         ret = nouveau_cli_create(pdev, name, sizeof(*cli), (void **)&cli);
 595         if (ret)
 596                 return ret;
 597
 598         if (nv_device(drm->device)->card_type >= NV_50) {
 599                 ret = nouveau_vm_new(nv_device(drm->device), 0, (1ULL << 40),
 600                                      0x1000, &cli->base.vm);
 601                 if (ret) {
 602                         nouveau_cli_destroy(cli);
 603                         return ret;
 604                 }
 605         }
 606
 607         fpriv->driver_priv = cli;
 608
 609         mutex_lock(&drm->client.mutex);
 610         list_add(&cli->head, &drm->clients);
 611         mutex_unlock(&drm->client.mutex);
 612         return 0;
 613 }
 614
 615 static void
 616 nouveau_drm_preclose(struct drm_device *dev, struct drm_file *fpriv)
 617 {
 618         struct nouveau_cli *cli = nouveau_cli(fpriv);
 619         struct nouveau_drm *drm = nouveau_drm(dev);
 620
 621         if (cli->abi16)
 622                 nouveau_abi16_fini(cli->abi16);
 623
 624         mutex_lock(&drm->client.mutex);
 625         list_del(&cli->head);
 626         mutex_unlock(&drm->client.mutex);
 627 }
 628
 629 static void
 630 nouveau_drm_postclose(struct drm_device *dev, struct drm_file *fpriv)
 631 {
 632         struct nouveau_cli *cli = nouveau_cli(fpriv);
 633         nouveau_cli_destroy(cli);
 634 }
 635
 636 static struct drm_ioctl_desc
 637 nouveau_ioctls[] = {
 638         DRM_IOCTL_DEF_DRV(NOUVEAU_GETPARAM, nouveau_abi16_ioctl_getparam, DRM_UNLOCKED|DRM_AUTH),
 639         DRM_IOCTL_DEF_DRV(NOUVEAU_SETPARAM, nouveau_abi16_ioctl_setparam, DRM_UNLOCKED|DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
 640         DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_ALLOC, nouveau_abi16_ioctl_channel_alloc, DRM_UNLOCKED|DRM_AUTH),
 641         DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_FREE, nouveau_abi16_ioctl_channel_free, DRM_UNLOCKED|DRM_AUTH),
 642         DRM_IOCTL_DEF_DRV(NOUVEAU_GROBJ_ALLOC, nouveau_abi16_ioctl_grobj_alloc, DRM_UNLOCKED|DRM_AUTH),
 643         DRM_IOCTL_DEF_DRV(NOUVEAU_NOTIFIEROBJ_ALLOC, nouveau_abi16_ioctl_notifierobj_alloc, DRM_UNLOCKED|DRM_AUTH),
 644         DRM_IOCTL_DEF_DRV(NOUVEAU_GPUOBJ_FREE, nouveau_abi16_ioctl_gpuobj_free, DRM_UNLOCKED|DRM_AUTH),
 645         DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_NEW, nouveau_gem_ioctl_new, DRM_UNLOCKED|DRM_AUTH),
 646         DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_PUSHBUF, nouveau_gem_ioctl_pushbuf, DRM_UNLOCKED|DRM_AUTH),
 647         DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_PREP, nouveau_gem_ioctl_cpu_prep, DRM_UNLOCKED|DRM_AUTH),
 648         DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_FINI, nouveau_gem_ioctl_cpu_fini, DRM_UNLOCKED|DRM_AUTH),
 649         DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_INFO, nouveau_gem_ioctl_info, DRM_UNLOCKED|DRM_AUTH),
 650 };
 651
 652 static const struct file_operations
 653 nouveau_driver_fops = {
 654         .owner = THIS_MODULE,
 655         .open = drm_open,
 656         .release = drm_release,
 657         .unlocked_ioctl = drm_ioctl,
 658         .mmap = nouveau_ttm_mmap,
 659         .poll = drm_poll,
 660         .fasync = drm_fasync,
 661         .read = drm_read,
 662 #if defined(CONFIG_COMPAT)
 663         .compat_ioctl = nouveau_compat_ioctl,
 664 #endif
 665         .llseek = noop_llseek,
 666 };
 667
 668 static struct drm_driver
 669 driver = {
 670         .driver_features =
 671                 DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG |
 672                 DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM |
 673                 DRIVER_MODESET | DRIVER_PRIME,
 674
 675         .load = nouveau_drm_load,
 676         .unload = nouveau_drm_unload,
 677         .open = nouveau_drm_open,
 678         .preclose = nouveau_drm_preclose,
 679         .postclose = nouveau_drm_postclose,
 680         .lastclose = nouveau_vga_lastclose,
 681
 682 #if defined(CONFIG_DEBUG_FS)
 683         .debugfs_init = nouveau_debugfs_init,
 684         .debugfs_cleanup = nouveau_debugfs_takedown,
 685 #endif
 686
 687         .irq_preinstall = nouveau_irq_preinstall,
 688         .irq_postinstall = nouveau_irq_postinstall,
 689         .irq_uninstall = nouveau_irq_uninstall,
 690         .irq_handler = nouveau_irq_handler,
 691
 692         .get_vblank_counter = drm_vblank_count,
 693         .enable_vblank = nouveau_drm_vblank_enable,
 694         .disable_vblank = nouveau_drm_vblank_disable,
 695
 696         .ioctls = nouveau_ioctls,
 697         .fops = &nouveau_driver_fops,
 698
 699         .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
 700         .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
 701         .gem_prime_export = drm_gem_prime_export,
 702         .gem_prime_import = drm_gem_prime_import,
 703         .gem_prime_pin = nouveau_gem_prime_pin,
 704         .gem_prime_get_sg_table = nouveau_gem_prime_get_sg_table,
 705         .gem_prime_import_sg_table = nouveau_gem_prime_import_sg_table,
 706         .gem_prime_vmap = nouveau_gem_prime_vmap,
 707         .gem_prime_vunmap = nouveau_gem_prime_vunmap,
 708
 709         .gem_init_object = nouveau_gem_object_new,
 710         .gem_free_object = nouveau_gem_object_del,
 711         .gem_open_object = nouveau_gem_object_open,
 712         .gem_close_object = nouveau_gem_object_close,
 713
 714         .dumb_create = nouveau_display_dumb_create,
 715         .dumb_map_offset = nouveau_display_dumb_map_offset,
 716         .dumb_destroy = nouveau_display_dumb_destroy,
 717
 718         .name = DRIVER_NAME,
 719         .desc = DRIVER_DESC,
 720 #ifdef GIT_REVISION
 721         .date = GIT_REVISION,
 722 #else
 723         .date = DRIVER_DATE,
 724 #endif
 725         .major = DRIVER_MAJOR,
 726         .minor = DRIVER_MINOR,
 727         .patchlevel = DRIVER_PATCHLEVEL,
 728 };
 729
 730 static struct pci_device_id
 731 nouveau_drm_pci_table[] = {
 732         {
 733                 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID),
 734                 .class = PCI_BASE_CLASS_DISPLAY << 16,
 735                 .class_mask  = 0xff << 16,
 736         },
 737         {
 738                 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA_SGS, PCI_ANY_ID),
 739                 .class = PCI_BASE_CLASS_DISPLAY << 16,
 740                 .class_mask  = 0xff << 16,
 741         },
 742         {}
 743 };
 744
 745 static const struct dev_pm_ops nouveau_pm_ops = {
 746         .suspend = nouveau_pmops_suspend,
 747         .resume = nouveau_pmops_resume,
 748         .freeze = nouveau_pmops_freeze,
 749         .thaw = nouveau_pmops_thaw,
 750         .poweroff = nouveau_pmops_freeze,
 751         .restore = nouveau_pmops_resume,
 752 };
 753
 754 static struct pci_driver
 755 nouveau_drm_pci_driver = {
 756         .name = "nouveau",
 757         .id_table = nouveau_drm_pci_table,
 758         .probe = nouveau_drm_probe,
 759         .remove = nouveau_drm_remove,
 760         .driver.pm = &nouveau_pm_ops,
 761 };
 762
 763 static int __init
 764 nouveau_drm_init(void)
 765 {
 766         driver.num_ioctls = ARRAY_SIZE(nouveau_ioctls);
 767
 768         if (nouveau_modeset == -1) {
 769 #ifdef CONFIG_VGA_CONSOLE
 770                 if (vgacon_text_force())
 771                         nouveau_modeset = 0;
 772 #endif
 773         }
 774
 775         if (!nouveau_modeset)
 776                 return 0;
 777
 778         nouveau_register_dsm_handler();
 779         return drm_pci_init(&driver, &nouveau_drm_pci_driver);
 780 }
 781
 782 static void __exit
 783 nouveau_drm_exit(void)
 784 {
 785         if (!nouveau_modeset)
 786                 return;
 787
 788         drm_pci_exit(&driver, &nouveau_drm_pci_driver);
 789         nouveau_unregister_dsm_handler();
 790 }
 791
 792 module_init(nouveau_drm_init);
 793 module_exit(nouveau_drm_exit);
 794
 795 MODULE_DEVICE_TABLE(pci, nouveau_drm_pci_table);
 796 MODULE_AUTHOR(DRIVER_AUTHOR);
 797 MODULE_DESCRIPTION(DRIVER_DESC);
 798 MODULE_LICENSE("GPL and additional rights");