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1 | /* i915_drv.c -- i830,i845,i855,i865,i915 driver -*- linux-c -*- | |
2 | */ | |
3 | /* | |
4 | * | |
5 | * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. | |
6 | * All Rights Reserved. | |
7 | * | |
8 | * Permission is hereby granted, free of charge, to any person obtaining a | |
9 | * copy of this software and associated documentation files (the | |
10 | * "Software"), to deal in the Software without restriction, including | |
11 | * without limitation the rights to use, copy, modify, merge, publish, | |
12 | * distribute, sub license, and/or sell copies of the Software, and to | |
13 | * permit persons to whom the Software is furnished to do so, subject to | |
14 | * the following conditions: | |
15 | * | |
16 | * The above copyright notice and this permission notice (including the | |
17 | * next paragraph) shall be included in all copies or substantial portions | |
18 | * of the Software. | |
19 | * | |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
21 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
22 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. | |
23 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR | |
24 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, | |
25 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE | |
26 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
27 | * | |
28 | */ | |
29 | ||
30 | #include <linux/device.h> | |
31 | #include "drmP.h" | |
32 | #include "drm.h" | |
33 | #include "i915_drm.h" | |
34 | #include "i915_drv.h" | |
35 | ||
36 | #include <linux/console.h> | |
37 | #include "drm_crtc_helper.h" | |
38 | ||
39 | static int i915_modeset = -1; | |
40 | module_param_named(modeset, i915_modeset, int, 0400); | |
41 | ||
42 | unsigned int i915_fbpercrtc = 0; | |
43 | module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400); | |
44 | ||
45 | unsigned int i915_powersave = 1; | |
46 | module_param_named(powersave, i915_powersave, int, 0400); | |
47 | ||
48 | unsigned int i915_lvds_downclock = 0; | |
49 | module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400); | |
50 | ||
51 | static struct drm_driver driver; | |
52 | extern int intel_agp_enabled; | |
53 | ||
54 | #define INTEL_VGA_DEVICE(id, info) { \ | |
55 | .class = PCI_CLASS_DISPLAY_VGA << 8, \ | |
56 | .class_mask = 0xffff00, \ | |
57 | .vendor = 0x8086, \ | |
58 | .device = id, \ | |
59 | .subvendor = PCI_ANY_ID, \ | |
60 | .subdevice = PCI_ANY_ID, \ | |
61 | .driver_data = (unsigned long) info } | |
62 | ||
63 | const static struct intel_device_info intel_i830_info = { | |
64 | .is_i8xx = 1, .is_mobile = 1, .cursor_needs_physical = 1, | |
65 | }; | |
66 | ||
67 | const static struct intel_device_info intel_845g_info = { | |
68 | .is_i8xx = 1, | |
69 | }; | |
70 | ||
71 | const static struct intel_device_info intel_i85x_info = { | |
72 | .is_i8xx = 1, .is_i85x = 1, .is_mobile = 1, | |
73 | .cursor_needs_physical = 1, | |
74 | }; | |
75 | ||
76 | const static struct intel_device_info intel_i865g_info = { | |
77 | .is_i8xx = 1, | |
78 | }; | |
79 | ||
80 | const static struct intel_device_info intel_i915g_info = { | |
81 | .is_i915g = 1, .is_i9xx = 1, .cursor_needs_physical = 1, | |
82 | }; | |
83 | const static struct intel_device_info intel_i915gm_info = { | |
84 | .is_i9xx = 1, .is_mobile = 1, | |
85 | .cursor_needs_physical = 1, | |
86 | }; | |
87 | const static struct intel_device_info intel_i945g_info = { | |
88 | .is_i9xx = 1, .has_hotplug = 1, .cursor_needs_physical = 1, | |
89 | }; | |
90 | const static struct intel_device_info intel_i945gm_info = { | |
91 | .is_i945gm = 1, .is_i9xx = 1, .is_mobile = 1, | |
92 | .has_hotplug = 1, .cursor_needs_physical = 1, | |
93 | }; | |
94 | ||
95 | const static struct intel_device_info intel_i965g_info = { | |
96 | .is_i965g = 1, .is_i9xx = 1, .has_hotplug = 1, | |
97 | }; | |
98 | ||
99 | const static struct intel_device_info intel_i965gm_info = { | |
100 | .is_i965g = 1, .is_mobile = 1, .is_i965gm = 1, .is_i9xx = 1, | |
101 | .is_mobile = 1, .has_fbc = 1, .has_rc6 = 1, | |
102 | .has_hotplug = 1, | |
103 | }; | |
104 | ||
105 | const static struct intel_device_info intel_g33_info = { | |
106 | .is_g33 = 1, .is_i9xx = 1, .need_gfx_hws = 1, | |
107 | .has_hotplug = 1, | |
108 | }; | |
109 | ||
110 | const static struct intel_device_info intel_g45_info = { | |
111 | .is_i965g = 1, .is_g4x = 1, .is_i9xx = 1, .need_gfx_hws = 1, | |
112 | .has_pipe_cxsr = 1, | |
113 | .has_hotplug = 1, | |
114 | }; | |
115 | ||
116 | const static struct intel_device_info intel_gm45_info = { | |
117 | .is_i965g = 1, .is_mobile = 1, .is_g4x = 1, .is_i9xx = 1, | |
118 | .is_mobile = 1, .need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1, | |
119 | .has_pipe_cxsr = 1, | |
120 | .has_hotplug = 1, | |
121 | }; | |
122 | ||
123 | const static struct intel_device_info intel_pineview_info = { | |
124 | .is_g33 = 1, .is_pineview = 1, .is_mobile = 1, .is_i9xx = 1, | |
125 | .need_gfx_hws = 1, | |
126 | .has_hotplug = 1, | |
127 | }; | |
128 | ||
129 | const static struct intel_device_info intel_ironlake_d_info = { | |
130 | .is_ironlake = 1, .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1, | |
131 | .has_pipe_cxsr = 1, | |
132 | .has_hotplug = 1, | |
133 | }; | |
134 | ||
135 | const static struct intel_device_info intel_ironlake_m_info = { | |
136 | .is_ironlake = 1, .is_mobile = 1, .is_i965g = 1, .is_i9xx = 1, | |
137 | .need_gfx_hws = 1, .has_rc6 = 1, | |
138 | .has_hotplug = 1, | |
139 | }; | |
140 | ||
141 | const static struct intel_device_info intel_sandybridge_d_info = { | |
142 | .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1, | |
143 | .has_hotplug = 1, .is_gen6 = 1, | |
144 | }; | |
145 | ||
146 | const static struct intel_device_info intel_sandybridge_m_info = { | |
147 | .is_i965g = 1, .is_mobile = 1, .is_i9xx = 1, .need_gfx_hws = 1, | |
148 | .has_hotplug = 1, .is_gen6 = 1, | |
149 | }; | |
150 | ||
151 | const static struct pci_device_id pciidlist[] = { | |
152 | INTEL_VGA_DEVICE(0x3577, &intel_i830_info), | |
153 | INTEL_VGA_DEVICE(0x2562, &intel_845g_info), | |
154 | INTEL_VGA_DEVICE(0x3582, &intel_i85x_info), | |
155 | INTEL_VGA_DEVICE(0x358e, &intel_i85x_info), | |
156 | INTEL_VGA_DEVICE(0x2572, &intel_i865g_info), | |
157 | INTEL_VGA_DEVICE(0x2582, &intel_i915g_info), | |
158 | INTEL_VGA_DEVICE(0x258a, &intel_i915g_info), | |
159 | INTEL_VGA_DEVICE(0x2592, &intel_i915gm_info), | |
160 | INTEL_VGA_DEVICE(0x2772, &intel_i945g_info), | |
161 | INTEL_VGA_DEVICE(0x27a2, &intel_i945gm_info), | |
162 | INTEL_VGA_DEVICE(0x27ae, &intel_i945gm_info), | |
163 | INTEL_VGA_DEVICE(0x2972, &intel_i965g_info), | |
164 | INTEL_VGA_DEVICE(0x2982, &intel_i965g_info), | |
165 | INTEL_VGA_DEVICE(0x2992, &intel_i965g_info), | |
166 | INTEL_VGA_DEVICE(0x29a2, &intel_i965g_info), | |
167 | INTEL_VGA_DEVICE(0x29b2, &intel_g33_info), | |
168 | INTEL_VGA_DEVICE(0x29c2, &intel_g33_info), | |
169 | INTEL_VGA_DEVICE(0x29d2, &intel_g33_info), | |
170 | INTEL_VGA_DEVICE(0x2a02, &intel_i965gm_info), | |
171 | INTEL_VGA_DEVICE(0x2a12, &intel_i965gm_info), | |
172 | INTEL_VGA_DEVICE(0x2a42, &intel_gm45_info), | |
173 | INTEL_VGA_DEVICE(0x2e02, &intel_g45_info), | |
174 | INTEL_VGA_DEVICE(0x2e12, &intel_g45_info), | |
175 | INTEL_VGA_DEVICE(0x2e22, &intel_g45_info), | |
176 | INTEL_VGA_DEVICE(0x2e32, &intel_g45_info), | |
177 | INTEL_VGA_DEVICE(0x2e42, &intel_g45_info), | |
178 | INTEL_VGA_DEVICE(0xa001, &intel_pineview_info), | |
179 | INTEL_VGA_DEVICE(0xa011, &intel_pineview_info), | |
180 | INTEL_VGA_DEVICE(0x0042, &intel_ironlake_d_info), | |
181 | INTEL_VGA_DEVICE(0x0046, &intel_ironlake_m_info), | |
182 | INTEL_VGA_DEVICE(0x0102, &intel_sandybridge_d_info), | |
183 | INTEL_VGA_DEVICE(0x0106, &intel_sandybridge_m_info), | |
184 | {0, 0, 0} | |
185 | }; | |
186 | ||
187 | #if defined(CONFIG_DRM_I915_KMS) | |
188 | MODULE_DEVICE_TABLE(pci, pciidlist); | |
189 | #endif | |
190 | ||
191 | #define INTEL_PCH_DEVICE_ID_MASK 0xff00 | |
192 | #define INTEL_PCH_CPT_DEVICE_ID_TYPE 0x1c00 | |
193 | ||
194 | void intel_detect_pch (struct drm_device *dev) | |
195 | { | |
196 | struct drm_i915_private *dev_priv = dev->dev_private; | |
197 | struct pci_dev *pch; | |
198 | ||
199 | /* | |
200 | * The reason to probe ISA bridge instead of Dev31:Fun0 is to | |
201 | * make graphics device passthrough work easy for VMM, that only | |
202 | * need to expose ISA bridge to let driver know the real hardware | |
203 | * underneath. This is a requirement from virtualization team. | |
204 | */ | |
205 | pch = pci_get_class(PCI_CLASS_BRIDGE_ISA << 8, NULL); | |
206 | if (pch) { | |
207 | if (pch->vendor == PCI_VENDOR_ID_INTEL) { | |
208 | int id; | |
209 | id = pch->device & INTEL_PCH_DEVICE_ID_MASK; | |
210 | ||
211 | if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) { | |
212 | dev_priv->pch_type = PCH_CPT; | |
213 | DRM_DEBUG_KMS("Found CougarPoint PCH\n"); | |
214 | } | |
215 | } | |
216 | pci_dev_put(pch); | |
217 | } | |
218 | } | |
219 | ||
220 | static int i915_drm_freeze(struct drm_device *dev) | |
221 | { | |
222 | struct drm_i915_private *dev_priv = dev->dev_private; | |
223 | ||
224 | pci_save_state(dev->pdev); | |
225 | ||
226 | /* If KMS is active, we do the leavevt stuff here */ | |
227 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { | |
228 | int error = i915_gem_idle(dev); | |
229 | if (error) { | |
230 | dev_err(&dev->pdev->dev, | |
231 | "GEM idle failed, resume might fail\n"); | |
232 | return error; | |
233 | } | |
234 | drm_irq_uninstall(dev); | |
235 | } | |
236 | ||
237 | i915_save_state(dev); | |
238 | ||
239 | intel_opregion_free(dev, 1); | |
240 | ||
241 | /* Modeset on resume, not lid events */ | |
242 | dev_priv->modeset_on_lid = 0; | |
243 | ||
244 | return 0; | |
245 | } | |
246 | ||
247 | int i915_suspend(struct drm_device *dev, pm_message_t state) | |
248 | { | |
249 | int error; | |
250 | ||
251 | if (!dev || !dev->dev_private) { | |
252 | DRM_ERROR("dev: %p\n", dev); | |
253 | DRM_ERROR("DRM not initialized, aborting suspend.\n"); | |
254 | return -ENODEV; | |
255 | } | |
256 | ||
257 | if (state.event == PM_EVENT_PRETHAW) | |
258 | return 0; | |
259 | ||
260 | error = i915_drm_freeze(dev); | |
261 | if (error) | |
262 | return error; | |
263 | ||
264 | if (state.event == PM_EVENT_SUSPEND) { | |
265 | /* Shut down the device */ | |
266 | pci_disable_device(dev->pdev); | |
267 | pci_set_power_state(dev->pdev, PCI_D3hot); | |
268 | } | |
269 | ||
270 | return 0; | |
271 | } | |
272 | ||
273 | static int i915_drm_thaw(struct drm_device *dev) | |
274 | { | |
275 | struct drm_i915_private *dev_priv = dev->dev_private; | |
276 | int error = 0; | |
277 | ||
278 | i915_restore_state(dev); | |
279 | ||
280 | intel_opregion_init(dev, 1); | |
281 | ||
282 | /* KMS EnterVT equivalent */ | |
283 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { | |
284 | mutex_lock(&dev->struct_mutex); | |
285 | dev_priv->mm.suspended = 0; | |
286 | ||
287 | error = i915_gem_init_ringbuffer(dev); | |
288 | mutex_unlock(&dev->struct_mutex); | |
289 | ||
290 | drm_irq_install(dev); | |
291 | ||
292 | /* Resume the modeset for every activated CRTC */ | |
293 | drm_helper_resume_force_mode(dev); | |
294 | } | |
295 | ||
296 | dev_priv->modeset_on_lid = 0; | |
297 | ||
298 | return error; | |
299 | } | |
300 | ||
301 | int i915_resume(struct drm_device *dev) | |
302 | { | |
303 | if (pci_enable_device(dev->pdev)) | |
304 | return -EIO; | |
305 | ||
306 | pci_set_master(dev->pdev); | |
307 | ||
308 | return i915_drm_thaw(dev); | |
309 | } | |
310 | ||
311 | /** | |
312 | * i965_reset - reset chip after a hang | |
313 | * @dev: drm device to reset | |
314 | * @flags: reset domains | |
315 | * | |
316 | * Reset the chip. Useful if a hang is detected. Returns zero on successful | |
317 | * reset or otherwise an error code. | |
318 | * | |
319 | * Procedure is fairly simple: | |
320 | * - reset the chip using the reset reg | |
321 | * - re-init context state | |
322 | * - re-init hardware status page | |
323 | * - re-init ring buffer | |
324 | * - re-init interrupt state | |
325 | * - re-init display | |
326 | */ | |
327 | int i965_reset(struct drm_device *dev, u8 flags) | |
328 | { | |
329 | drm_i915_private_t *dev_priv = dev->dev_private; | |
330 | unsigned long timeout; | |
331 | u8 gdrst; | |
332 | /* | |
333 | * We really should only reset the display subsystem if we actually | |
334 | * need to | |
335 | */ | |
336 | bool need_display = true; | |
337 | ||
338 | mutex_lock(&dev->struct_mutex); | |
339 | ||
340 | /* | |
341 | * Clear request list | |
342 | */ | |
343 | i915_gem_retire_requests(dev); | |
344 | ||
345 | if (need_display) | |
346 | i915_save_display(dev); | |
347 | ||
348 | if (IS_I965G(dev) || IS_G4X(dev)) { | |
349 | /* | |
350 | * Set the domains we want to reset, then the reset bit (bit 0). | |
351 | * Clear the reset bit after a while and wait for hardware status | |
352 | * bit (bit 1) to be set | |
353 | */ | |
354 | pci_read_config_byte(dev->pdev, GDRST, &gdrst); | |
355 | pci_write_config_byte(dev->pdev, GDRST, gdrst | flags | ((flags == GDRST_FULL) ? 0x1 : 0x0)); | |
356 | udelay(50); | |
357 | pci_write_config_byte(dev->pdev, GDRST, gdrst & 0xfe); | |
358 | ||
359 | /* ...we don't want to loop forever though, 500ms should be plenty */ | |
360 | timeout = jiffies + msecs_to_jiffies(500); | |
361 | do { | |
362 | udelay(100); | |
363 | pci_read_config_byte(dev->pdev, GDRST, &gdrst); | |
364 | } while ((gdrst & 0x1) && time_after(timeout, jiffies)); | |
365 | ||
366 | if (gdrst & 0x1) { | |
367 | WARN(true, "i915: Failed to reset chip\n"); | |
368 | mutex_unlock(&dev->struct_mutex); | |
369 | return -EIO; | |
370 | } | |
371 | } else { | |
372 | DRM_ERROR("Error occurred. Don't know how to reset this chip.\n"); | |
373 | return -ENODEV; | |
374 | } | |
375 | ||
376 | /* Ok, now get things going again... */ | |
377 | ||
378 | /* | |
379 | * Everything depends on having the GTT running, so we need to start | |
380 | * there. Fortunately we don't need to do this unless we reset the | |
381 | * chip at a PCI level. | |
382 | * | |
383 | * Next we need to restore the context, but we don't use those | |
384 | * yet either... | |
385 | * | |
386 | * Ring buffer needs to be re-initialized in the KMS case, or if X | |
387 | * was running at the time of the reset (i.e. we weren't VT | |
388 | * switched away). | |
389 | */ | |
390 | if (drm_core_check_feature(dev, DRIVER_MODESET) || | |
391 | !dev_priv->mm.suspended) { | |
392 | struct intel_ring_buffer *ring = &dev_priv->render_ring; | |
393 | dev_priv->mm.suspended = 0; | |
394 | ring->init(dev, ring); | |
395 | mutex_unlock(&dev->struct_mutex); | |
396 | drm_irq_uninstall(dev); | |
397 | drm_irq_install(dev); | |
398 | mutex_lock(&dev->struct_mutex); | |
399 | } | |
400 | ||
401 | /* | |
402 | * Display needs restore too... | |
403 | */ | |
404 | if (need_display) | |
405 | i915_restore_display(dev); | |
406 | ||
407 | mutex_unlock(&dev->struct_mutex); | |
408 | return 0; | |
409 | } | |
410 | ||
411 | ||
412 | static int __devinit | |
413 | i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | |
414 | { | |
415 | return drm_get_dev(pdev, ent, &driver); | |
416 | } | |
417 | ||
418 | static void | |
419 | i915_pci_remove(struct pci_dev *pdev) | |
420 | { | |
421 | struct drm_device *dev = pci_get_drvdata(pdev); | |
422 | ||
423 | drm_put_dev(dev); | |
424 | } | |
425 | ||
426 | static int i915_pm_suspend(struct device *dev) | |
427 | { | |
428 | struct pci_dev *pdev = to_pci_dev(dev); | |
429 | struct drm_device *drm_dev = pci_get_drvdata(pdev); | |
430 | int error; | |
431 | ||
432 | if (!drm_dev || !drm_dev->dev_private) { | |
433 | dev_err(dev, "DRM not initialized, aborting suspend.\n"); | |
434 | return -ENODEV; | |
435 | } | |
436 | ||
437 | error = i915_drm_freeze(drm_dev); | |
438 | if (error) | |
439 | return error; | |
440 | ||
441 | pci_disable_device(pdev); | |
442 | pci_set_power_state(pdev, PCI_D3hot); | |
443 | ||
444 | return 0; | |
445 | } | |
446 | ||
447 | static int i915_pm_resume(struct device *dev) | |
448 | { | |
449 | struct pci_dev *pdev = to_pci_dev(dev); | |
450 | struct drm_device *drm_dev = pci_get_drvdata(pdev); | |
451 | ||
452 | return i915_resume(drm_dev); | |
453 | } | |
454 | ||
455 | static int i915_pm_freeze(struct device *dev) | |
456 | { | |
457 | struct pci_dev *pdev = to_pci_dev(dev); | |
458 | struct drm_device *drm_dev = pci_get_drvdata(pdev); | |
459 | ||
460 | if (!drm_dev || !drm_dev->dev_private) { | |
461 | dev_err(dev, "DRM not initialized, aborting suspend.\n"); | |
462 | return -ENODEV; | |
463 | } | |
464 | ||
465 | return i915_drm_freeze(drm_dev); | |
466 | } | |
467 | ||
468 | static int i915_pm_thaw(struct device *dev) | |
469 | { | |
470 | struct pci_dev *pdev = to_pci_dev(dev); | |
471 | struct drm_device *drm_dev = pci_get_drvdata(pdev); | |
472 | ||
473 | return i915_drm_thaw(drm_dev); | |
474 | } | |
475 | ||
476 | static int i915_pm_poweroff(struct device *dev) | |
477 | { | |
478 | struct pci_dev *pdev = to_pci_dev(dev); | |
479 | struct drm_device *drm_dev = pci_get_drvdata(pdev); | |
480 | ||
481 | return i915_drm_freeze(drm_dev); | |
482 | } | |
483 | ||
484 | const struct dev_pm_ops i915_pm_ops = { | |
485 | .suspend = i915_pm_suspend, | |
486 | .resume = i915_pm_resume, | |
487 | .freeze = i915_pm_freeze, | |
488 | .thaw = i915_pm_thaw, | |
489 | .poweroff = i915_pm_poweroff, | |
490 | .restore = i915_pm_resume, | |
491 | }; | |
492 | ||
493 | static struct vm_operations_struct i915_gem_vm_ops = { | |
494 | .fault = i915_gem_fault, | |
495 | .open = drm_gem_vm_open, | |
496 | .close = drm_gem_vm_close, | |
497 | }; | |
498 | ||
499 | static struct drm_driver driver = { | |
500 | /* don't use mtrr's here, the Xserver or user space app should | |
501 | * deal with them for intel hardware. | |
502 | */ | |
503 | .driver_features = | |
504 | DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | /* DRIVER_USE_MTRR |*/ | |
505 | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM, | |
506 | .load = i915_driver_load, | |
507 | .unload = i915_driver_unload, | |
508 | .open = i915_driver_open, | |
509 | .lastclose = i915_driver_lastclose, | |
510 | .preclose = i915_driver_preclose, | |
511 | .postclose = i915_driver_postclose, | |
512 | ||
513 | /* Used in place of i915_pm_ops for non-DRIVER_MODESET */ | |
514 | .suspend = i915_suspend, | |
515 | .resume = i915_resume, | |
516 | ||
517 | .device_is_agp = i915_driver_device_is_agp, | |
518 | .enable_vblank = i915_enable_vblank, | |
519 | .disable_vblank = i915_disable_vblank, | |
520 | .irq_preinstall = i915_driver_irq_preinstall, | |
521 | .irq_postinstall = i915_driver_irq_postinstall, | |
522 | .irq_uninstall = i915_driver_irq_uninstall, | |
523 | .irq_handler = i915_driver_irq_handler, | |
524 | .reclaim_buffers = drm_core_reclaim_buffers, | |
525 | .get_map_ofs = drm_core_get_map_ofs, | |
526 | .get_reg_ofs = drm_core_get_reg_ofs, | |
527 | .master_create = i915_master_create, | |
528 | .master_destroy = i915_master_destroy, | |
529 | #if defined(CONFIG_DEBUG_FS) | |
530 | .debugfs_init = i915_debugfs_init, | |
531 | .debugfs_cleanup = i915_debugfs_cleanup, | |
532 | #endif | |
533 | .gem_init_object = i915_gem_init_object, | |
534 | .gem_free_object = i915_gem_free_object, | |
535 | .gem_vm_ops = &i915_gem_vm_ops, | |
536 | .ioctls = i915_ioctls, | |
537 | .fops = { | |
538 | .owner = THIS_MODULE, | |
539 | .open = drm_open, | |
540 | .release = drm_release, | |
541 | .unlocked_ioctl = drm_ioctl, | |
542 | .mmap = drm_gem_mmap, | |
543 | .poll = drm_poll, | |
544 | .fasync = drm_fasync, | |
545 | .read = drm_read, | |
546 | #ifdef CONFIG_COMPAT | |
547 | .compat_ioctl = i915_compat_ioctl, | |
548 | #endif | |
549 | }, | |
550 | ||
551 | .pci_driver = { | |
552 | .name = DRIVER_NAME, | |
553 | .id_table = pciidlist, | |
554 | .probe = i915_pci_probe, | |
555 | .remove = i915_pci_remove, | |
556 | .driver.pm = &i915_pm_ops, | |
557 | }, | |
558 | ||
559 | .name = DRIVER_NAME, | |
560 | .desc = DRIVER_DESC, | |
561 | .date = DRIVER_DATE, | |
562 | .major = DRIVER_MAJOR, | |
563 | .minor = DRIVER_MINOR, | |
564 | .patchlevel = DRIVER_PATCHLEVEL, | |
565 | }; | |
566 | ||
567 | static int __init i915_init(void) | |
568 | { | |
569 | if (!intel_agp_enabled) { | |
570 | DRM_ERROR("drm/i915 can't work without intel_agp module!\n"); | |
571 | return -ENODEV; | |
572 | } | |
573 | ||
574 | driver.num_ioctls = i915_max_ioctl; | |
575 | ||
576 | i915_gem_shrinker_init(); | |
577 | ||
578 | /* | |
579 | * If CONFIG_DRM_I915_KMS is set, default to KMS unless | |
580 | * explicitly disabled with the module pararmeter. | |
581 | * | |
582 | * Otherwise, just follow the parameter (defaulting to off). | |
583 | * | |
584 | * Allow optional vga_text_mode_force boot option to override | |
585 | * the default behavior. | |
586 | */ | |
587 | #if defined(CONFIG_DRM_I915_KMS) | |
588 | if (i915_modeset != 0) | |
589 | driver.driver_features |= DRIVER_MODESET; | |
590 | #endif | |
591 | if (i915_modeset == 1) | |
592 | driver.driver_features |= DRIVER_MODESET; | |
593 | ||
594 | #ifdef CONFIG_VGA_CONSOLE | |
595 | if (vgacon_text_force() && i915_modeset == -1) | |
596 | driver.driver_features &= ~DRIVER_MODESET; | |
597 | #endif | |
598 | ||
599 | if (!(driver.driver_features & DRIVER_MODESET)) { | |
600 | driver.suspend = i915_suspend; | |
601 | driver.resume = i915_resume; | |
602 | } | |
603 | ||
604 | return drm_init(&driver); | |
605 | } | |
606 | ||
607 | static void __exit i915_exit(void) | |
608 | { | |
609 | i915_gem_shrinker_exit(); | |
610 | drm_exit(&driver); | |
611 | } | |
612 | ||
613 | module_init(i915_init); | |
614 | module_exit(i915_exit); | |
615 | ||
616 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
617 | MODULE_DESCRIPTION(DRIVER_DESC); | |
618 | MODULE_LICENSE("GPL and additional rights"); |