summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/gma500/psb_drv.c
blob: 54e756b486060b5388680a93075dfcbd6054ab44 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
// SPDX-License-Identifier: GPL-2.0-only
/**************************************************************************
 * Copyright (c) 2007-2011, Intel Corporation.
 * All Rights Reserved.
 * Copyright (c) 2008, Tungsten Graphics, Inc. Cedar Park, TX., USA.
 * All Rights Reserved.
 *
 **************************************************************************/

#include <linux/cpu.h>
#include <linux/module.h>
#include <linux/notifier.h>
#include <linux/pm_runtime.h>
#include <linux/spinlock.h>
#include <linux/delay.h>

#include <asm/set_memory.h>

#include <acpi/video.h>

#include <drm/drm.h>
#include <drm/drm_aperture.h>
#include <drm/drm_drv.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_file.h>
#include <drm/drm_ioctl.h>
#include <drm/drm_pciids.h>
#include <drm/drm_vblank.h>

#include "framebuffer.h"
#include "gem.h"
#include "intel_bios.h"
#include "mid_bios.h"
#include "power.h"
#include "psb_drv.h"
#include "psb_intel_reg.h"
#include "psb_irq.h"
#include "psb_reg.h"

static const struct drm_driver driver;
static int psb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent);

/*
 * The table below contains a mapping of the PCI vendor ID and the PCI Device ID
 * to the different groups of PowerVR 5-series chip designs
 *
 * 0x8086 = Intel Corporation
 *
 * PowerVR SGX535    - Poulsbo    - Intel GMA 500, Intel Atom Z5xx
 * PowerVR SGX535    - Moorestown - Intel GMA 600
 * PowerVR SGX535    - Oaktrail   - Intel GMA 600, Intel Atom Z6xx, E6xx
 * PowerVR SGX545    - Cedartrail - Intel GMA 3600, Intel Atom D2500, N2600
 * PowerVR SGX545    - Cedartrail - Intel GMA 3650, Intel Atom D2550, D2700,
 *                                  N2800
 */
static const struct pci_device_id pciidlist[] = {
	/* Poulsbo */
	{ 0x8086, 0x8108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops },
	{ 0x8086, 0x8109, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops },
	/* Oak Trail */
	{ 0x8086, 0x4100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
	{ 0x8086, 0x4101, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
	{ 0x8086, 0x4102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
	{ 0x8086, 0x4103, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
	{ 0x8086, 0x4104, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
	{ 0x8086, 0x4105, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
	{ 0x8086, 0x4106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
	{ 0x8086, 0x4107, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
	{ 0x8086, 0x4108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
	/* Cedar Trail */
	{ 0x8086, 0x0be0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0be1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0be2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0be3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0be4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0be5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0be6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0be7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0be8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0be9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0bea, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0beb, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0bec, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0bed, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0bee, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0x8086, 0x0bef, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
	{ 0, }
};
MODULE_DEVICE_TABLE(pci, pciidlist);

/*
 * Standard IOCTLs.
 */
static const struct drm_ioctl_desc psb_ioctls[] = {
};

/**
 *	psb_spank		-	reset the 2D engine
 *	@dev_priv: our PSB DRM device
 *
 *	Soft reset the graphics engine and then reload the necessary registers.
 */
static void psb_spank(struct drm_psb_private *dev_priv)
{
	PSB_WSGX32(_PSB_CS_RESET_BIF_RESET | _PSB_CS_RESET_DPM_RESET |
		_PSB_CS_RESET_TA_RESET | _PSB_CS_RESET_USE_RESET |
		_PSB_CS_RESET_ISP_RESET | _PSB_CS_RESET_TSP_RESET |
		_PSB_CS_RESET_TWOD_RESET, PSB_CR_SOFT_RESET);
	PSB_RSGX32(PSB_CR_SOFT_RESET);

	msleep(1);

	PSB_WSGX32(0, PSB_CR_SOFT_RESET);
	wmb();
	PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) | _PSB_CB_CTRL_CLEAR_FAULT,
		   PSB_CR_BIF_CTRL);
	wmb();
	(void) PSB_RSGX32(PSB_CR_BIF_CTRL);

	msleep(1);
	PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) & ~_PSB_CB_CTRL_CLEAR_FAULT,
		   PSB_CR_BIF_CTRL);
	(void) PSB_RSGX32(PSB_CR_BIF_CTRL);
	PSB_WSGX32(dev_priv->gtt.gatt_start, PSB_CR_BIF_TWOD_REQ_BASE);
}

static int psb_do_init(struct drm_device *dev)
{
	struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
	struct psb_gtt *pg = &dev_priv->gtt;

	uint32_t stolen_gtt;

	if (pg->mmu_gatt_start & 0x0FFFFFFF) {
		dev_err(dev->dev, "Gatt must be 256M aligned. This is a bug.\n");
		return -EINVAL;
	}

	stolen_gtt = (pg->stolen_size >> PAGE_SHIFT) * 4;
	stolen_gtt = (stolen_gtt + PAGE_SIZE - 1) >> PAGE_SHIFT;
	stolen_gtt = (stolen_gtt < pg->gtt_pages) ? stolen_gtt : pg->gtt_pages;

	dev_priv->gatt_free_offset = pg->mmu_gatt_start +
	    (stolen_gtt << PAGE_SHIFT) * 1024;

	spin_lock_init(&dev_priv->irqmask_lock);

	PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK0);
	PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK1);
	PSB_RSGX32(PSB_CR_BIF_BANK1);

	/* Do not bypass any MMU access, let them pagefault instead */
	PSB_WSGX32((PSB_RSGX32(PSB_CR_BIF_CTRL) & ~_PSB_MMU_ER_MASK),
		   PSB_CR_BIF_CTRL);
	PSB_RSGX32(PSB_CR_BIF_CTRL);

	psb_spank(dev_priv);

	/* mmu_gatt ?? */
	PSB_WSGX32(pg->gatt_start, PSB_CR_BIF_TWOD_REQ_BASE);
	PSB_RSGX32(PSB_CR_BIF_TWOD_REQ_BASE); /* Post */

	return 0;
}

static void psb_driver_unload(struct drm_device *dev)
{
	struct drm_psb_private *dev_priv = to_drm_psb_private(dev);

	/* TODO: Kill vblank etc here */

	if (dev_priv->backlight_device)
		gma_backlight_exit(dev);
	psb_modeset_cleanup(dev);

	gma_irq_uninstall(dev);

	if (dev_priv->ops->chip_teardown)
		dev_priv->ops->chip_teardown(dev);

	psb_intel_opregion_fini(dev);

	if (dev_priv->pf_pd) {
		psb_mmu_free_pagedir(dev_priv->pf_pd);
		dev_priv->pf_pd = NULL;
	}
	if (dev_priv->mmu) {
		struct psb_gtt *pg = &dev_priv->gtt;

		psb_mmu_remove_pfn_sequence(
			psb_mmu_get_default_pd
			(dev_priv->mmu),
			pg->mmu_gatt_start,
			dev_priv->vram_stolen_size >> PAGE_SHIFT);
		psb_mmu_driver_takedown(dev_priv->mmu);
		dev_priv->mmu = NULL;
	}
	psb_gem_mm_fini(dev);
	psb_gtt_fini(dev);
	if (dev_priv->scratch_page) {
		set_pages_wb(dev_priv->scratch_page, 1);
		__free_page(dev_priv->scratch_page);
		dev_priv->scratch_page = NULL;
	}
	if (dev_priv->vdc_reg) {
		iounmap(dev_priv->vdc_reg);
		dev_priv->vdc_reg = NULL;
	}
	if (dev_priv->sgx_reg) {
		iounmap(dev_priv->sgx_reg);
		dev_priv->sgx_reg = NULL;
	}
	if (dev_priv->aux_reg) {
		iounmap(dev_priv->aux_reg);
		dev_priv->aux_reg = NULL;
	}
	pci_dev_put(dev_priv->aux_pdev);
	pci_dev_put(dev_priv->lpc_pdev);

	/* Destroy VBT data */
	psb_intel_destroy_bios(dev);

	gma_power_uninit(dev);
}

static void psb_device_release(void *data)
{
	struct drm_device *dev = data;

	psb_driver_unload(dev);
}

static int psb_driver_load(struct drm_device *dev, unsigned long flags)
{
	struct pci_dev *pdev = to_pci_dev(dev->dev);
	struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
	unsigned long resource_start, resource_len;
	unsigned long irqflags;
	struct drm_connector_list_iter conn_iter;
	struct drm_connector *connector;
	struct gma_encoder *gma_encoder;
	struct psb_gtt *pg;
	int ret = -ENOMEM;

	/* initializing driver private data */

	dev_priv->ops = (struct psb_ops *)flags;

	pg = &dev_priv->gtt;

	pci_set_master(pdev);

	dev_priv->num_pipe = dev_priv->ops->pipes;

	resource_start = pci_resource_start(pdev, PSB_MMIO_RESOURCE);

	dev_priv->vdc_reg =
	    ioremap(resource_start + PSB_VDC_OFFSET, PSB_VDC_SIZE);
	if (!dev_priv->vdc_reg)
		goto out_err;

	dev_priv->sgx_reg = ioremap(resource_start + dev_priv->ops->sgx_offset,
							PSB_SGX_SIZE);
	if (!dev_priv->sgx_reg)
		goto out_err;

	if (IS_MRST(dev)) {
		int domain = pci_domain_nr(pdev->bus);

		dev_priv->aux_pdev =
			pci_get_domain_bus_and_slot(domain, 0,
						    PCI_DEVFN(3, 0));

		if (dev_priv->aux_pdev) {
			resource_start = pci_resource_start(dev_priv->aux_pdev,
							    PSB_AUX_RESOURCE);
			resource_len = pci_resource_len(dev_priv->aux_pdev,
							PSB_AUX_RESOURCE);
			dev_priv->aux_reg = ioremap(resource_start,
							    resource_len);
			if (!dev_priv->aux_reg)
				goto out_err;

			DRM_DEBUG_KMS("Found aux vdc");
		} else {
			/* Couldn't find the aux vdc so map to primary vdc */
			dev_priv->aux_reg = dev_priv->vdc_reg;
			DRM_DEBUG_KMS("Couldn't find aux pci device");
		}
		dev_priv->gmbus_reg = dev_priv->aux_reg;

		dev_priv->lpc_pdev =
			pci_get_domain_bus_and_slot(domain, 0,
						    PCI_DEVFN(31, 0));
		if (dev_priv->lpc_pdev) {
			pci_read_config_word(dev_priv->lpc_pdev, PSB_LPC_GBA,
				&dev_priv->lpc_gpio_base);
			pci_write_config_dword(dev_priv->lpc_pdev, PSB_LPC_GBA,
				(u32)dev_priv->lpc_gpio_base | (1L<<31));
			pci_read_config_word(dev_priv->lpc_pdev, PSB_LPC_GBA,
				&dev_priv->lpc_gpio_base);
			dev_priv->lpc_gpio_base &= 0xffc0;
			if (dev_priv->lpc_gpio_base)
				DRM_DEBUG_KMS("Found LPC GPIO at 0x%04x\n",
						dev_priv->lpc_gpio_base);
			else {
				pci_dev_put(dev_priv->lpc_pdev);
				dev_priv->lpc_pdev = NULL;
			}
		}
	} else {
		dev_priv->gmbus_reg = dev_priv->vdc_reg;
	}

	psb_intel_opregion_setup(dev);

	ret = dev_priv->ops->chip_setup(dev);
	if (ret)
		goto out_err;

	/* Init OSPM support */
	gma_power_init(dev);

	ret = -ENOMEM;

	dev_priv->scratch_page = alloc_page(GFP_DMA32 | __GFP_ZERO);
	if (!dev_priv->scratch_page)
		goto out_err;

	set_pages_uc(dev_priv->scratch_page, 1);

	ret = psb_gtt_init(dev);
	if (ret)
		goto out_err;
	ret = psb_gem_mm_init(dev);
	if (ret)
		goto out_err;

	ret = -ENOMEM;

	dev_priv->mmu = psb_mmu_driver_init(dev, 1, 0, NULL);
	if (!dev_priv->mmu)
		goto out_err;

	dev_priv->pf_pd = psb_mmu_alloc_pd(dev_priv->mmu, 1, 0);
	if (!dev_priv->pf_pd)
		goto out_err;

	ret = psb_do_init(dev);
	if (ret)
		return ret;

	/* Add stolen memory to SGX MMU */
	ret = psb_mmu_insert_pfn_sequence(psb_mmu_get_default_pd(dev_priv->mmu),
					  dev_priv->stolen_base >> PAGE_SHIFT,
					  pg->gatt_start,
					  pg->stolen_size >> PAGE_SHIFT, 0);

	psb_mmu_set_pd_context(psb_mmu_get_default_pd(dev_priv->mmu), 0);
	psb_mmu_set_pd_context(dev_priv->pf_pd, 1);

	PSB_WSGX32(0x20000000, PSB_CR_PDS_EXEC_BASE);
	PSB_WSGX32(0x30000000, PSB_CR_BIF_3D_REQ_BASE);

	acpi_video_register();

	/* Setup vertical blanking handling */
	ret = drm_vblank_init(dev, dev_priv->num_pipe);
	if (ret)
		goto out_err;

	/*
	 * Install interrupt handlers prior to powering off SGX or else we will
	 * crash.
	 */
	dev_priv->vdc_irq_mask = 0;
	dev_priv->pipestat[0] = 0;
	dev_priv->pipestat[1] = 0;
	dev_priv->pipestat[2] = 0;
	spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags);
	PSB_WVDC32(0xFFFFFFFF, PSB_HWSTAM);
	PSB_WVDC32(0x00000000, PSB_INT_ENABLE_R);
	PSB_WVDC32(0xFFFFFFFF, PSB_INT_MASK_R);
	spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags);

	gma_irq_install(dev);

	dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */

	psb_modeset_init(dev);
	psb_fbdev_init(dev);
	drm_kms_helper_poll_init(dev);

	/* Only add backlight support if we have LVDS or MIPI output */
	drm_connector_list_iter_begin(dev, &conn_iter);
	drm_for_each_connector_iter(connector, &conn_iter) {
		gma_encoder = gma_attached_encoder(connector);

		if (gma_encoder->type == INTEL_OUTPUT_LVDS ||
		    gma_encoder->type == INTEL_OUTPUT_MIPI) {
			ret = gma_backlight_init(dev);
			break;
		}
	}
	drm_connector_list_iter_end(&conn_iter);

	if (ret)
		return ret;
	psb_intel_opregion_enable_asle(dev);
#if 0
	/* Enable runtime pm at last */
	pm_runtime_enable(dev->dev);
	pm_runtime_set_active(dev->dev);
#endif

	return devm_add_action_or_reset(dev->dev, psb_device_release, dev);

out_err:
	psb_driver_unload(dev);
	return ret;
}

static inline void get_brightness(struct backlight_device *bd)
{
#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
	if (bd) {
		bd->props.brightness = bd->ops->get_brightness(bd);
		backlight_update_status(bd);
	}
#endif
}

static long psb_unlocked_ioctl(struct file *filp, unsigned int cmd,
			       unsigned long arg)
{
	struct drm_file *file_priv = filp->private_data;
	struct drm_device *dev = file_priv->minor->dev;
	struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
	static unsigned int runtime_allowed;

	if (runtime_allowed == 1 && dev_priv->is_lvds_on) {
		runtime_allowed++;
		pm_runtime_allow(dev->dev);
		dev_priv->rpm_enabled = 1;
	}
	return drm_ioctl(filp, cmd, arg);
	/* FIXME: do we need to wrap the other side of this */
}

static int psb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
	struct drm_psb_private *dev_priv;
	struct drm_device *dev;
	int ret;

	/*
	 * We cannot yet easily find the framebuffer's location in memory. So
	 * remove all framebuffers here.
	 *
	 * TODO: Refactor psb_driver_load() to map vdc_reg earlier. Then we
	 *       might be able to read the framebuffer range from the device.
	 */
	ret = drm_aperture_remove_framebuffers(true, &driver);
	if (ret)
		return ret;

	ret = pcim_enable_device(pdev);
	if (ret)
		return ret;

	dev_priv = devm_drm_dev_alloc(&pdev->dev, &driver, struct drm_psb_private, dev);
	if (IS_ERR(dev_priv))
		return PTR_ERR(dev_priv);
	dev = &dev_priv->dev;

	pci_set_drvdata(pdev, dev);

	ret = psb_driver_load(dev, ent->driver_data);
	if (ret)
		return ret;

	ret = drm_dev_register(dev, ent->driver_data);
	if (ret)
		return ret;

	return 0;
}

static void psb_pci_remove(struct pci_dev *pdev)
{
	struct drm_device *dev = pci_get_drvdata(pdev);

	drm_dev_unregister(dev);
}

static const struct dev_pm_ops psb_pm_ops = {
	.resume = gma_power_resume,
	.suspend = gma_power_suspend,
	.thaw = gma_power_thaw,
	.freeze = gma_power_freeze,
	.restore = gma_power_restore,
	.runtime_suspend = psb_runtime_suspend,
	.runtime_resume = psb_runtime_resume,
	.runtime_idle = psb_runtime_idle,
};

static const struct file_operations psb_gem_fops = {
	.owner = THIS_MODULE,
	.open = drm_open,
	.release = drm_release,
	.unlocked_ioctl = psb_unlocked_ioctl,
	.compat_ioctl = drm_compat_ioctl,
	.mmap = drm_gem_mmap,
	.poll = drm_poll,
	.read = drm_read,
};

static const struct drm_driver driver = {
	.driver_features = DRIVER_MODESET | DRIVER_GEM,
	.lastclose = drm_fb_helper_lastclose,

	.num_ioctls = ARRAY_SIZE(psb_ioctls),

	.dumb_create = psb_gem_dumb_create,
	.ioctls = psb_ioctls,
	.fops = &psb_gem_fops,
	.name = DRIVER_NAME,
	.desc = DRIVER_DESC,
	.date = DRIVER_DATE,
	.major = DRIVER_MAJOR,
	.minor = DRIVER_MINOR,
	.patchlevel = DRIVER_PATCHLEVEL
};

static struct pci_driver psb_pci_driver = {
	.name = DRIVER_NAME,
	.id_table = pciidlist,
	.probe = psb_pci_probe,
	.remove = psb_pci_remove,
	.driver.pm = &psb_pm_ops,
};

static int __init psb_init(void)
{
	if (drm_firmware_drivers_only())
		return -ENODEV;

	return pci_register_driver(&psb_pci_driver);
}

static void __exit psb_exit(void)
{
	pci_unregister_driver(&psb_pci_driver);
}

late_initcall(psb_init);
module_exit(psb_exit);

MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");