xref: /linux/drivers/gpu/drm/nouveau/nouveau_drm.c (revision c6bd5bcc4983f1a2d2f87a3769bf309482ee8c04)
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 (default: auto, "
67 		          "0 = disabled, 1 = enabled, 2 = headless)");
68 int nouveau_modeset = -1;
69 module_param_named(modeset, nouveau_modeset, int, 0400);
70 
71 static struct drm_driver driver;
72 
73 static u64
74 nouveau_name(struct pci_dev *pdev)
75 {
76 	u64 name = (u64)pci_domain_nr(pdev->bus) << 32;
77 	name |= pdev->bus->number << 16;
78 	name |= PCI_SLOT(pdev->devfn) << 8;
79 	return name | PCI_FUNC(pdev->devfn);
80 }
81 
82 static int
83 nouveau_cli_create(struct pci_dev *pdev, const char *name,
84 		   int size, void **pcli)
85 {
86 	struct nouveau_cli *cli;
87 	int ret;
88 
89 	ret = nouveau_client_create_(name, nouveau_name(pdev), nouveau_config,
90 				     nouveau_debug, size, pcli);
91 	cli = *pcli;
92 	if (ret)
93 		return ret;
94 
95 	mutex_init(&cli->mutex);
96 	return 0;
97 }
98 
99 static void
100 nouveau_cli_destroy(struct nouveau_cli *cli)
101 {
102 	struct nouveau_object *client = nv_object(cli);
103 	nouveau_vm_ref(NULL, &cli->base.vm, NULL);
104 	nouveau_client_fini(&cli->base, false);
105 	atomic_set(&client->refcount, 1);
106 	nouveau_object_ref(NULL, &client);
107 }
108 
109 static void
110 nouveau_accel_fini(struct nouveau_drm *drm)
111 {
112 	nouveau_gpuobj_ref(NULL, &drm->notify);
113 	nouveau_channel_del(&drm->channel);
114 	nouveau_channel_del(&drm->cechan);
115 	if (drm->fence)
116 		nouveau_fence(drm)->dtor(drm);
117 }
118 
119 static void
120 nouveau_accel_init(struct nouveau_drm *drm)
121 {
122 	struct nouveau_device *device = nv_device(drm->device);
123 	struct nouveau_object *object;
124 	u32 arg0, arg1;
125 	int ret;
126 
127 	if (nouveau_noaccel)
128 		return;
129 
130 	/* initialise synchronisation routines */
131 	if      (device->card_type < NV_10) ret = nv04_fence_create(drm);
132 	else if (device->card_type < NV_50) ret = nv10_fence_create(drm);
133 	else if (device->chipset   <  0x84) ret = nv50_fence_create(drm);
134 	else if (device->card_type < NV_C0) ret = nv84_fence_create(drm);
135 	else                                ret = nvc0_fence_create(drm);
136 	if (ret) {
137 		NV_ERROR(drm, "failed to initialise sync subsystem, %d\n", ret);
138 		nouveau_accel_fini(drm);
139 		return;
140 	}
141 
142 	if (device->card_type >= NV_E0) {
143 		ret = nouveau_channel_new(drm, &drm->client, NVDRM_DEVICE,
144 					  NVDRM_CHAN + 1,
145 					  NVE0_CHANNEL_IND_ENGINE_CE0 |
146 					  NVE0_CHANNEL_IND_ENGINE_CE1, 0,
147 					  &drm->cechan);
148 		if (ret)
149 			NV_ERROR(drm, "failed to create ce channel, %d\n", ret);
150 
151 		arg0 = NVE0_CHANNEL_IND_ENGINE_GR;
152 		arg1 = 0;
153 	} else {
154 		arg0 = NvDmaFB;
155 		arg1 = NvDmaTT;
156 	}
157 
158 	ret = nouveau_channel_new(drm, &drm->client, NVDRM_DEVICE, NVDRM_CHAN,
159 				  arg0, arg1, &drm->channel);
160 	if (ret) {
161 		NV_ERROR(drm, "failed to create kernel channel, %d\n", ret);
162 		nouveau_accel_fini(drm);
163 		return;
164 	}
165 
166 	if (device->card_type < NV_C0) {
167 		ret = nouveau_gpuobj_new(drm->device, NULL, 32, 0, 0,
168 					&drm->notify);
169 		if (ret) {
170 			NV_ERROR(drm, "failed to allocate notifier, %d\n", ret);
171 			nouveau_accel_fini(drm);
172 			return;
173 		}
174 
175 		ret = nouveau_object_new(nv_object(drm),
176 					 drm->channel->handle, NvNotify0,
177 					 0x003d, &(struct nv_dma_class) {
178 						.flags = NV_DMA_TARGET_VRAM |
179 							 NV_DMA_ACCESS_RDWR,
180 						.start = drm->notify->addr,
181 						.limit = drm->notify->addr + 31
182 						}, sizeof(struct nv_dma_class),
183 					 &object);
184 		if (ret) {
185 			nouveau_accel_fini(drm);
186 			return;
187 		}
188 	}
189 
190 
191 	nouveau_bo_move_init(drm);
192 }
193 
194 static int __devinit
195 nouveau_drm_probe(struct pci_dev *pdev, const struct pci_device_id *pent)
196 {
197 	struct nouveau_device *device;
198 	struct apertures_struct *aper;
199 	bool boot = false;
200 	int ret;
201 
202 	/* remove conflicting drivers (vesafb, efifb etc) */
203 	aper = alloc_apertures(3);
204 	if (!aper)
205 		return -ENOMEM;
206 
207 	aper->ranges[0].base = pci_resource_start(pdev, 1);
208 	aper->ranges[0].size = pci_resource_len(pdev, 1);
209 	aper->count = 1;
210 
211 	if (pci_resource_len(pdev, 2)) {
212 		aper->ranges[aper->count].base = pci_resource_start(pdev, 2);
213 		aper->ranges[aper->count].size = pci_resource_len(pdev, 2);
214 		aper->count++;
215 	}
216 
217 	if (pci_resource_len(pdev, 3)) {
218 		aper->ranges[aper->count].base = pci_resource_start(pdev, 3);
219 		aper->ranges[aper->count].size = pci_resource_len(pdev, 3);
220 		aper->count++;
221 	}
222 
223 #ifdef CONFIG_X86
224 	boot = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
225 #endif
226 	remove_conflicting_framebuffers(aper, "nouveaufb", boot);
227 
228 	ret = nouveau_device_create(pdev, nouveau_name(pdev), pci_name(pdev),
229 				    nouveau_config, nouveau_debug, &device);
230 	if (ret)
231 		return ret;
232 
233 	pci_set_master(pdev);
234 
235 	ret = drm_get_pci_dev(pdev, pent, &driver);
236 	if (ret) {
237 		nouveau_object_ref(NULL, (struct nouveau_object **)&device);
238 		return ret;
239 	}
240 
241 	return 0;
242 }
243 
244 static int
245 nouveau_drm_load(struct drm_device *dev, unsigned long flags)
246 {
247 	struct pci_dev *pdev = dev->pdev;
248 	struct nouveau_device *device;
249 	struct nouveau_drm *drm;
250 	int ret;
251 
252 	ret = nouveau_cli_create(pdev, "DRM", sizeof(*drm), (void**)&drm);
253 	if (ret)
254 		return ret;
255 
256 	dev->dev_private = drm;
257 	drm->dev = dev;
258 
259 	INIT_LIST_HEAD(&drm->clients);
260 	spin_lock_init(&drm->tile.lock);
261 
262 	/* make sure AGP controller is in a consistent state before we
263 	 * (possibly) execute vbios init tables (see nouveau_agp.h)
264 	 */
265 	if (drm_pci_device_is_agp(dev) && dev->agp) {
266 		/* dummy device object, doesn't init anything, but allows
267 		 * agp code access to registers
268 		 */
269 		ret = nouveau_object_new(nv_object(drm), NVDRM_CLIENT,
270 					 NVDRM_DEVICE, 0x0080,
271 					 &(struct nv_device_class) {
272 						.device = ~0,
273 						.disable =
274 						 ~(NV_DEVICE_DISABLE_MMIO |
275 						   NV_DEVICE_DISABLE_IDENTIFY),
276 						.debug0 = ~0,
277 					 }, sizeof(struct nv_device_class),
278 					 &drm->device);
279 		if (ret)
280 			goto fail_device;
281 
282 		nouveau_agp_reset(drm);
283 		nouveau_object_del(nv_object(drm), NVDRM_CLIENT, NVDRM_DEVICE);
284 	}
285 
286 	ret = nouveau_object_new(nv_object(drm), NVDRM_CLIENT, NVDRM_DEVICE,
287 				 0x0080, &(struct nv_device_class) {
288 					.device = ~0,
289 					.disable = 0,
290 					.debug0 = 0,
291 				 }, sizeof(struct nv_device_class),
292 				 &drm->device);
293 	if (ret)
294 		goto fail_device;
295 
296 	/* workaround an odd issue on nvc1 by disabling the device's
297 	 * nosnoop capability.  hopefully won't cause issues until a
298 	 * better fix is found - assuming there is one...
299 	 */
300 	device = nv_device(drm->device);
301 	if (nv_device(drm->device)->chipset == 0xc1)
302 		nv_mask(device, 0x00088080, 0x00000800, 0x00000000);
303 
304 	nouveau_vga_init(drm);
305 	nouveau_agp_init(drm);
306 
307 	if (device->card_type >= NV_50) {
308 		ret = nouveau_vm_new(nv_device(drm->device), 0, (1ULL << 40),
309 				     0x1000, &drm->client.base.vm);
310 		if (ret)
311 			goto fail_device;
312 	}
313 
314 	ret = nouveau_ttm_init(drm);
315 	if (ret)
316 		goto fail_ttm;
317 
318 	ret = nouveau_bios_init(dev);
319 	if (ret)
320 		goto fail_bios;
321 
322 	ret = nouveau_irq_init(dev);
323 	if (ret)
324 		goto fail_irq;
325 
326 	ret = nouveau_display_create(dev);
327 	if (ret)
328 		goto fail_dispctor;
329 
330 	if (dev->mode_config.num_crtc) {
331 		ret = nouveau_display_init(dev);
332 		if (ret)
333 			goto fail_dispinit;
334 	}
335 
336 	nouveau_pm_init(dev);
337 
338 	nouveau_accel_init(drm);
339 	nouveau_fbcon_init(dev);
340 	return 0;
341 
342 fail_dispinit:
343 	nouveau_display_destroy(dev);
344 fail_dispctor:
345 	nouveau_irq_fini(dev);
346 fail_irq:
347 	nouveau_bios_takedown(dev);
348 fail_bios:
349 	nouveau_ttm_fini(drm);
350 fail_ttm:
351 	nouveau_agp_fini(drm);
352 	nouveau_vga_fini(drm);
353 fail_device:
354 	nouveau_cli_destroy(&drm->client);
355 	return ret;
356 }
357 
358 static int
359 nouveau_drm_unload(struct drm_device *dev)
360 {
361 	struct nouveau_drm *drm = nouveau_drm(dev);
362 
363 	nouveau_fbcon_fini(dev);
364 	nouveau_accel_fini(drm);
365 
366 	nouveau_pm_fini(dev);
367 
368 	if (dev->mode_config.num_crtc)
369 		nouveau_display_fini(dev);
370 	nouveau_display_destroy(dev);
371 
372 	nouveau_irq_fini(dev);
373 	nouveau_bios_takedown(dev);
374 
375 	nouveau_ttm_fini(drm);
376 	nouveau_agp_fini(drm);
377 	nouveau_vga_fini(drm);
378 
379 	nouveau_cli_destroy(&drm->client);
380 	return 0;
381 }
382 
383 static void
384 nouveau_drm_remove(struct pci_dev *pdev)
385 {
386 	struct drm_device *dev = pci_get_drvdata(pdev);
387 	struct nouveau_drm *drm = nouveau_drm(dev);
388 	struct nouveau_object *device;
389 
390 	device = drm->client.base.device;
391 	drm_put_dev(dev);
392 
393 	nouveau_object_ref(NULL, &device);
394 	nouveau_object_debug();
395 }
396 
397 int
398 nouveau_drm_suspend(struct pci_dev *pdev, pm_message_t pm_state)
399 {
400 	struct drm_device *dev = pci_get_drvdata(pdev);
401 	struct nouveau_drm *drm = nouveau_drm(dev);
402 	struct nouveau_cli *cli;
403 	int ret;
404 
405 	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF ||
406 	    pm_state.event == PM_EVENT_PRETHAW)
407 		return 0;
408 
409 	if (dev->mode_config.num_crtc) {
410 		NV_INFO(drm, "suspending fbcon...\n");
411 		nouveau_fbcon_set_suspend(dev, 1);
412 
413 		NV_INFO(drm, "suspending display...\n");
414 		ret = nouveau_display_suspend(dev);
415 		if (ret)
416 			return ret;
417 	}
418 
419 	NV_INFO(drm, "evicting buffers...\n");
420 	ttm_bo_evict_mm(&drm->ttm.bdev, TTM_PL_VRAM);
421 
422 	if (drm->fence && nouveau_fence(drm)->suspend) {
423 		if (!nouveau_fence(drm)->suspend(drm))
424 			return -ENOMEM;
425 	}
426 
427 	NV_INFO(drm, "suspending client object trees...\n");
428 	list_for_each_entry(cli, &drm->clients, head) {
429 		ret = nouveau_client_fini(&cli->base, true);
430 		if (ret)
431 			goto fail_client;
432 	}
433 
434 	ret = nouveau_client_fini(&drm->client.base, true);
435 	if (ret)
436 		goto fail_client;
437 
438 	nouveau_agp_fini(drm);
439 
440 	pci_save_state(pdev);
441 	if (pm_state.event == PM_EVENT_SUSPEND) {
442 		pci_disable_device(pdev);
443 		pci_set_power_state(pdev, PCI_D3hot);
444 	}
445 
446 	return 0;
447 
448 fail_client:
449 	list_for_each_entry_continue_reverse(cli, &drm->clients, head) {
450 		nouveau_client_init(&cli->base);
451 	}
452 
453 	if (dev->mode_config.num_crtc) {
454 		NV_INFO(drm, "resuming display...\n");
455 		nouveau_display_resume(dev);
456 	}
457 	return ret;
458 }
459 
460 int
461 nouveau_drm_resume(struct pci_dev *pdev)
462 {
463 	struct drm_device *dev = pci_get_drvdata(pdev);
464 	struct nouveau_drm *drm = nouveau_drm(dev);
465 	struct nouveau_cli *cli;
466 	int ret;
467 
468 	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
469 		return 0;
470 
471 	NV_INFO(drm, "re-enabling device...\n");
472 	pci_set_power_state(pdev, PCI_D0);
473 	pci_restore_state(pdev);
474 	ret = pci_enable_device(pdev);
475 	if (ret)
476 		return ret;
477 	pci_set_master(pdev);
478 
479 	nouveau_agp_reset(drm);
480 
481 	NV_INFO(drm, "resuming client object trees...\n");
482 	nouveau_client_init(&drm->client.base);
483 	nouveau_agp_init(drm);
484 
485 	list_for_each_entry(cli, &drm->clients, head) {
486 		nouveau_client_init(&cli->base);
487 	}
488 
489 	if (drm->fence && nouveau_fence(drm)->resume)
490 		nouveau_fence(drm)->resume(drm);
491 
492 	nouveau_run_vbios_init(dev);
493 	nouveau_irq_postinstall(dev);
494 	nouveau_pm_resume(dev);
495 
496 	if (dev->mode_config.num_crtc) {
497 		NV_INFO(drm, "resuming display...\n");
498 		nouveau_display_resume(dev);
499 	}
500 	return 0;
501 }
502 
503 static int
504 nouveau_drm_open(struct drm_device *dev, struct drm_file *fpriv)
505 {
506 	struct pci_dev *pdev = dev->pdev;
507 	struct nouveau_drm *drm = nouveau_drm(dev);
508 	struct nouveau_cli *cli;
509 	char name[16];
510 	int ret;
511 
512 	snprintf(name, sizeof(name), "%d", pid_nr(fpriv->pid));
513 
514 	ret = nouveau_cli_create(pdev, name, sizeof(*cli), (void **)&cli);
515 	if (ret)
516 		return ret;
517 
518 	if (nv_device(drm->device)->card_type >= NV_50) {
519 		ret = nouveau_vm_new(nv_device(drm->device), 0, (1ULL << 40),
520 				     0x1000, &cli->base.vm);
521 		if (ret) {
522 			nouveau_cli_destroy(cli);
523 			return ret;
524 		}
525 	}
526 
527 	fpriv->driver_priv = cli;
528 
529 	mutex_lock(&drm->client.mutex);
530 	list_add(&cli->head, &drm->clients);
531 	mutex_unlock(&drm->client.mutex);
532 	return 0;
533 }
534 
535 static void
536 nouveau_drm_preclose(struct drm_device *dev, struct drm_file *fpriv)
537 {
538 	struct nouveau_cli *cli = nouveau_cli(fpriv);
539 	struct nouveau_drm *drm = nouveau_drm(dev);
540 
541 	if (cli->abi16)
542 		nouveau_abi16_fini(cli->abi16);
543 
544 	mutex_lock(&drm->client.mutex);
545 	list_del(&cli->head);
546 	mutex_unlock(&drm->client.mutex);
547 }
548 
549 static void
550 nouveau_drm_postclose(struct drm_device *dev, struct drm_file *fpriv)
551 {
552 	struct nouveau_cli *cli = nouveau_cli(fpriv);
553 	nouveau_cli_destroy(cli);
554 }
555 
556 static struct drm_ioctl_desc
557 nouveau_ioctls[] = {
558 	DRM_IOCTL_DEF_DRV(NOUVEAU_GETPARAM, nouveau_abi16_ioctl_getparam, DRM_UNLOCKED|DRM_AUTH),
559 	DRM_IOCTL_DEF_DRV(NOUVEAU_SETPARAM, nouveau_abi16_ioctl_setparam, DRM_UNLOCKED|DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
560 	DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_ALLOC, nouveau_abi16_ioctl_channel_alloc, DRM_UNLOCKED|DRM_AUTH),
561 	DRM_IOCTL_DEF_DRV(NOUVEAU_CHANNEL_FREE, nouveau_abi16_ioctl_channel_free, DRM_UNLOCKED|DRM_AUTH),
562 	DRM_IOCTL_DEF_DRV(NOUVEAU_GROBJ_ALLOC, nouveau_abi16_ioctl_grobj_alloc, DRM_UNLOCKED|DRM_AUTH),
563 	DRM_IOCTL_DEF_DRV(NOUVEAU_NOTIFIEROBJ_ALLOC, nouveau_abi16_ioctl_notifierobj_alloc, DRM_UNLOCKED|DRM_AUTH),
564 	DRM_IOCTL_DEF_DRV(NOUVEAU_GPUOBJ_FREE, nouveau_abi16_ioctl_gpuobj_free, DRM_UNLOCKED|DRM_AUTH),
565 	DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_NEW, nouveau_gem_ioctl_new, DRM_UNLOCKED|DRM_AUTH),
566 	DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_PUSHBUF, nouveau_gem_ioctl_pushbuf, DRM_UNLOCKED|DRM_AUTH),
567 	DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_PREP, nouveau_gem_ioctl_cpu_prep, DRM_UNLOCKED|DRM_AUTH),
568 	DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_CPU_FINI, nouveau_gem_ioctl_cpu_fini, DRM_UNLOCKED|DRM_AUTH),
569 	DRM_IOCTL_DEF_DRV(NOUVEAU_GEM_INFO, nouveau_gem_ioctl_info, DRM_UNLOCKED|DRM_AUTH),
570 };
571 
572 static const struct file_operations
573 nouveau_driver_fops = {
574 	.owner = THIS_MODULE,
575 	.open = drm_open,
576 	.release = drm_release,
577 	.unlocked_ioctl = drm_ioctl,
578 	.mmap = nouveau_ttm_mmap,
579 	.poll = drm_poll,
580 	.fasync = drm_fasync,
581 	.read = drm_read,
582 #if defined(CONFIG_COMPAT)
583 	.compat_ioctl = nouveau_compat_ioctl,
584 #endif
585 	.llseek = noop_llseek,
586 };
587 
588 static struct drm_driver
589 driver = {
590 	.driver_features =
591 		DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG |
592 		DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM |
593 		DRIVER_MODESET | DRIVER_PRIME,
594 
595 	.load = nouveau_drm_load,
596 	.unload = nouveau_drm_unload,
597 	.open = nouveau_drm_open,
598 	.preclose = nouveau_drm_preclose,
599 	.postclose = nouveau_drm_postclose,
600 	.lastclose = nouveau_vga_lastclose,
601 
602 	.irq_preinstall = nouveau_irq_preinstall,
603 	.irq_postinstall = nouveau_irq_postinstall,
604 	.irq_uninstall = nouveau_irq_uninstall,
605 	.irq_handler = nouveau_irq_handler,
606 
607 	.get_vblank_counter = drm_vblank_count,
608 	.enable_vblank = nouveau_vblank_enable,
609 	.disable_vblank = nouveau_vblank_disable,
610 
611 	.ioctls = nouveau_ioctls,
612 	.fops = &nouveau_driver_fops,
613 
614 	.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
615 	.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
616 	.gem_prime_export = nouveau_gem_prime_export,
617 	.gem_prime_import = nouveau_gem_prime_import,
618 
619 	.gem_init_object = nouveau_gem_object_new,
620 	.gem_free_object = nouveau_gem_object_del,
621 	.gem_open_object = nouveau_gem_object_open,
622 	.gem_close_object = nouveau_gem_object_close,
623 
624 	.dumb_create = nouveau_display_dumb_create,
625 	.dumb_map_offset = nouveau_display_dumb_map_offset,
626 	.dumb_destroy = nouveau_display_dumb_destroy,
627 
628 	.name = DRIVER_NAME,
629 	.desc = DRIVER_DESC,
630 #ifdef GIT_REVISION
631 	.date = GIT_REVISION,
632 #else
633 	.date = DRIVER_DATE,
634 #endif
635 	.major = DRIVER_MAJOR,
636 	.minor = DRIVER_MINOR,
637 	.patchlevel = DRIVER_PATCHLEVEL,
638 };
639 
640 static struct pci_device_id
641 nouveau_drm_pci_table[] = {
642 	{
643 		PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID),
644 		.class = PCI_BASE_CLASS_DISPLAY << 16,
645 		.class_mask  = 0xff << 16,
646 	},
647 	{
648 		PCI_DEVICE(PCI_VENDOR_ID_NVIDIA_SGS, PCI_ANY_ID),
649 		.class = PCI_BASE_CLASS_DISPLAY << 16,
650 		.class_mask  = 0xff << 16,
651 	},
652 	{}
653 };
654 
655 static struct pci_driver
656 nouveau_drm_pci_driver = {
657 	.name = "nouveau",
658 	.id_table = nouveau_drm_pci_table,
659 	.probe = nouveau_drm_probe,
660 	.remove = nouveau_drm_remove,
661 	.suspend = nouveau_drm_suspend,
662 	.resume = nouveau_drm_resume,
663 };
664 
665 static int __init
666 nouveau_drm_init(void)
667 {
668 	driver.num_ioctls = ARRAY_SIZE(nouveau_ioctls);
669 
670 	if (nouveau_modeset == -1) {
671 #ifdef CONFIG_VGA_CONSOLE
672 		if (vgacon_text_force())
673 			nouveau_modeset = 0;
674 #endif
675 	}
676 
677 	if (!nouveau_modeset)
678 		return 0;
679 
680 	nouveau_register_dsm_handler();
681 	return drm_pci_init(&driver, &nouveau_drm_pci_driver);
682 }
683 
684 static void __exit
685 nouveau_drm_exit(void)
686 {
687 	if (!nouveau_modeset)
688 		return;
689 
690 	drm_pci_exit(&driver, &nouveau_drm_pci_driver);
691 	nouveau_unregister_dsm_handler();
692 }
693 
694 module_init(nouveau_drm_init);
695 module_exit(nouveau_drm_exit);
696 
697 MODULE_DEVICE_TABLE(pci, nouveau_drm_pci_table);
698 MODULE_AUTHOR(DRIVER_AUTHOR);
699 MODULE_DESCRIPTION(DRIVER_DESC);
700 MODULE_LICENSE("GPL and additional rights");
701