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