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6ee73861 BS |
1 | /* |
2 | * Copyright 2005 Stephane Marchesin. | |
3 | * All Rights Reserved. | |
4 | * | |
5 | * Permission is hereby granted, free of charge, to any person obtaining a | |
6 | * copy of this software and associated documentation files (the "Software"), | |
7 | * to deal in the Software without restriction, including without limitation | |
8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
9 | * and/or sell copies of the Software, and to permit persons to whom the | |
10 | * Software is furnished to do so, subject to the following conditions: | |
11 | * | |
12 | * The above copyright notice and this permission notice (including the next | |
13 | * paragraph) shall be included in all copies or substantial portions of the | |
14 | * Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
22 | * OTHER DEALINGS IN THE SOFTWARE. | |
23 | */ | |
24 | ||
25 | #include <linux/console.h> | |
26 | ||
27 | #include "drmP.h" | |
28 | #include "drm.h" | |
29 | #include "drm_crtc_helper.h" | |
30 | #include "nouveau_drv.h" | |
31 | #include "nouveau_hw.h" | |
32 | #include "nouveau_fb.h" | |
33 | #include "nouveau_fbcon.h" | |
34 | #include "nv50_display.h" | |
35 | ||
36 | #include "drm_pciids.h" | |
37 | ||
38 | MODULE_PARM_DESC(noagp, "Disable AGP"); | |
39 | int nouveau_noagp; | |
40 | module_param_named(noagp, nouveau_noagp, int, 0400); | |
41 | ||
42 | MODULE_PARM_DESC(modeset, "Enable kernel modesetting"); | |
43 | static int nouveau_modeset = -1; /* kms */ | |
44 | module_param_named(modeset, nouveau_modeset, int, 0400); | |
45 | ||
46 | MODULE_PARM_DESC(vbios, "Override default VBIOS location"); | |
47 | char *nouveau_vbios; | |
48 | module_param_named(vbios, nouveau_vbios, charp, 0400); | |
49 | ||
50 | MODULE_PARM_DESC(vram_pushbuf, "Force DMA push buffers to be in VRAM"); | |
51 | int nouveau_vram_pushbuf; | |
52 | module_param_named(vram_pushbuf, nouveau_vram_pushbuf, int, 0400); | |
53 | ||
54 | MODULE_PARM_DESC(vram_notify, "Force DMA notifiers to be in VRAM"); | |
55 | int nouveau_vram_notify; | |
56 | module_param_named(vram_notify, nouveau_vram_notify, int, 0400); | |
57 | ||
58 | MODULE_PARM_DESC(duallink, "Allow dual-link TMDS (>=GeForce 8)"); | |
59 | int nouveau_duallink = 1; | |
60 | module_param_named(duallink, nouveau_duallink, int, 0400); | |
61 | ||
62 | MODULE_PARM_DESC(uscript_lvds, "LVDS output script table ID (>=GeForce 8)"); | |
63 | int nouveau_uscript_lvds = -1; | |
64 | module_param_named(uscript_lvds, nouveau_uscript_lvds, int, 0400); | |
65 | ||
66 | MODULE_PARM_DESC(uscript_tmds, "TMDS output script table ID (>=GeForce 8)"); | |
67 | int nouveau_uscript_tmds = -1; | |
68 | module_param_named(uscript_tmds, nouveau_uscript_tmds, int, 0400); | |
69 | ||
70 | MODULE_PARM_DESC(tv_norm, "Default TV norm.\n" | |
71 | "\t\tSupported: PAL, PAL-M, PAL-N, PAL-Nc, NTSC-M, NTSC-J,\n" | |
72 | "\t\t\thd480i, hd480p, hd576i, hd576p, hd720p, hd1080i.\n" | |
73 | "\t\tDefault: PAL\n" | |
74 | "\t\t*NOTE* Ignored for cards with external TV encoders."); | |
75 | char *nouveau_tv_norm; | |
76 | module_param_named(tv_norm, nouveau_tv_norm, charp, 0400); | |
77 | ||
78 | MODULE_PARM_DESC(reg_debug, "Register access debug bitmask:\n" | |
79 | "\t\t0x1 mc, 0x2 video, 0x4 fb, 0x8 extdev,\n" | |
80 | "\t\t0x10 crtc, 0x20 ramdac, 0x40 vgacrtc, 0x80 rmvio,\n" | |
81 | "\t\t0x100 vgaattr, 0x200 EVO (G80+). "); | |
82 | int nouveau_reg_debug; | |
83 | module_param_named(reg_debug, nouveau_reg_debug, int, 0600); | |
84 | ||
85 | int nouveau_fbpercrtc; | |
86 | #if 0 | |
87 | module_param_named(fbpercrtc, nouveau_fbpercrtc, int, 0400); | |
88 | #endif | |
89 | ||
90 | static struct pci_device_id pciidlist[] = { | |
91 | { | |
92 | PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID), | |
93 | .class = PCI_BASE_CLASS_DISPLAY << 16, | |
94 | .class_mask = 0xff << 16, | |
95 | }, | |
96 | { | |
97 | PCI_DEVICE(PCI_VENDOR_ID_NVIDIA_SGS, PCI_ANY_ID), | |
98 | .class = PCI_BASE_CLASS_DISPLAY << 16, | |
99 | .class_mask = 0xff << 16, | |
100 | }, | |
101 | {} | |
102 | }; | |
103 | ||
104 | MODULE_DEVICE_TABLE(pci, pciidlist); | |
105 | ||
106 | static struct drm_driver driver; | |
107 | ||
108 | static int __devinit | |
109 | nouveau_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | |
110 | { | |
111 | return drm_get_dev(pdev, ent, &driver); | |
112 | } | |
113 | ||
114 | static void | |
115 | nouveau_pci_remove(struct pci_dev *pdev) | |
116 | { | |
117 | struct drm_device *dev = pci_get_drvdata(pdev); | |
118 | ||
119 | drm_put_dev(dev); | |
120 | } | |
121 | ||
122 | static int | |
123 | nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state) | |
124 | { | |
125 | struct drm_device *dev = pci_get_drvdata(pdev); | |
126 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
127 | struct nouveau_instmem_engine *pinstmem = &dev_priv->engine.instmem; | |
128 | struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; | |
129 | struct nouveau_fifo_engine *pfifo = &dev_priv->engine.fifo; | |
130 | struct nouveau_channel *chan; | |
131 | struct drm_crtc *crtc; | |
132 | uint32_t fbdev_flags; | |
133 | int ret, i; | |
134 | ||
135 | if (!drm_core_check_feature(dev, DRIVER_MODESET)) | |
136 | return -ENODEV; | |
137 | ||
138 | if (pm_state.event == PM_EVENT_PRETHAW) | |
139 | return 0; | |
140 | ||
141 | fbdev_flags = dev_priv->fbdev_info->flags; | |
142 | dev_priv->fbdev_info->flags |= FBINFO_HWACCEL_DISABLED; | |
143 | ||
144 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
145 | struct nouveau_framebuffer *nouveau_fb; | |
146 | ||
147 | nouveau_fb = nouveau_framebuffer(crtc->fb); | |
148 | if (!nouveau_fb || !nouveau_fb->nvbo) | |
149 | continue; | |
150 | ||
151 | nouveau_bo_unpin(nouveau_fb->nvbo); | |
152 | } | |
153 | ||
154 | NV_INFO(dev, "Evicting buffers...\n"); | |
155 | ttm_bo_evict_mm(&dev_priv->ttm.bdev, TTM_PL_VRAM); | |
156 | ||
157 | NV_INFO(dev, "Idling channels...\n"); | |
158 | for (i = 0; i < pfifo->channels; i++) { | |
159 | struct nouveau_fence *fence = NULL; | |
160 | ||
161 | chan = dev_priv->fifos[i]; | |
162 | if (!chan || (dev_priv->card_type >= NV_50 && | |
163 | chan == dev_priv->fifos[0])) | |
164 | continue; | |
165 | ||
166 | ret = nouveau_fence_new(chan, &fence, true); | |
167 | if (ret == 0) { | |
168 | ret = nouveau_fence_wait(fence, NULL, false, false); | |
169 | nouveau_fence_unref((void *)&fence); | |
170 | } | |
171 | ||
172 | if (ret) { | |
173 | NV_ERROR(dev, "Failed to idle channel %d for suspend\n", | |
174 | chan->id); | |
175 | } | |
176 | } | |
177 | ||
178 | pgraph->fifo_access(dev, false); | |
179 | nouveau_wait_for_idle(dev); | |
180 | pfifo->reassign(dev, false); | |
181 | pfifo->disable(dev); | |
182 | pfifo->unload_context(dev); | |
183 | pgraph->unload_context(dev); | |
184 | ||
185 | NV_INFO(dev, "Suspending GPU objects...\n"); | |
186 | ret = nouveau_gpuobj_suspend(dev); | |
187 | if (ret) { | |
188 | NV_ERROR(dev, "... failed: %d\n", ret); | |
189 | goto out_abort; | |
190 | } | |
191 | ||
192 | ret = pinstmem->suspend(dev); | |
193 | if (ret) { | |
194 | NV_ERROR(dev, "... failed: %d\n", ret); | |
195 | nouveau_gpuobj_suspend_cleanup(dev); | |
196 | goto out_abort; | |
197 | } | |
198 | ||
199 | NV_INFO(dev, "And we're gone!\n"); | |
200 | pci_save_state(pdev); | |
201 | if (pm_state.event == PM_EVENT_SUSPEND) { | |
202 | pci_disable_device(pdev); | |
203 | pci_set_power_state(pdev, PCI_D3hot); | |
204 | } | |
205 | ||
206 | acquire_console_sem(); | |
207 | fb_set_suspend(dev_priv->fbdev_info, 1); | |
208 | release_console_sem(); | |
209 | dev_priv->fbdev_info->flags = fbdev_flags; | |
210 | return 0; | |
211 | ||
212 | out_abort: | |
213 | NV_INFO(dev, "Re-enabling acceleration..\n"); | |
214 | pfifo->enable(dev); | |
215 | pfifo->reassign(dev, true); | |
216 | pgraph->fifo_access(dev, true); | |
217 | return ret; | |
218 | } | |
219 | ||
220 | static int | |
221 | nouveau_pci_resume(struct pci_dev *pdev) | |
222 | { | |
223 | struct drm_device *dev = pci_get_drvdata(pdev); | |
224 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
225 | struct nouveau_engine *engine = &dev_priv->engine; | |
226 | struct drm_crtc *crtc; | |
227 | uint32_t fbdev_flags; | |
228 | int ret, i; | |
229 | ||
230 | if (!drm_core_check_feature(dev, DRIVER_MODESET)) | |
231 | return -ENODEV; | |
232 | ||
233 | fbdev_flags = dev_priv->fbdev_info->flags; | |
234 | dev_priv->fbdev_info->flags |= FBINFO_HWACCEL_DISABLED; | |
235 | ||
236 | NV_INFO(dev, "We're back, enabling device...\n"); | |
237 | pci_set_power_state(pdev, PCI_D0); | |
238 | pci_restore_state(pdev); | |
239 | if (pci_enable_device(pdev)) | |
240 | return -1; | |
241 | pci_set_master(dev->pdev); | |
242 | ||
243 | NV_INFO(dev, "POSTing device...\n"); | |
244 | ret = nouveau_run_vbios_init(dev); | |
245 | if (ret) | |
246 | return ret; | |
247 | ||
248 | if (dev_priv->gart_info.type == NOUVEAU_GART_AGP) { | |
249 | ret = nouveau_mem_init_agp(dev); | |
250 | if (ret) { | |
251 | NV_ERROR(dev, "error reinitialising AGP: %d\n", ret); | |
252 | return ret; | |
253 | } | |
254 | } | |
255 | ||
256 | NV_INFO(dev, "Reinitialising engines...\n"); | |
257 | engine->instmem.resume(dev); | |
258 | engine->mc.init(dev); | |
259 | engine->timer.init(dev); | |
260 | engine->fb.init(dev); | |
261 | engine->graph.init(dev); | |
262 | engine->fifo.init(dev); | |
263 | ||
264 | NV_INFO(dev, "Restoring GPU objects...\n"); | |
265 | nouveau_gpuobj_resume(dev); | |
266 | ||
267 | nouveau_irq_postinstall(dev); | |
268 | ||
269 | /* Re-write SKIPS, they'll have been lost over the suspend */ | |
270 | if (nouveau_vram_pushbuf) { | |
271 | struct nouveau_channel *chan; | |
272 | int j; | |
273 | ||
274 | for (i = 0; i < dev_priv->engine.fifo.channels; i++) { | |
275 | chan = dev_priv->fifos[i]; | |
276 | if (!chan) | |
277 | continue; | |
278 | ||
279 | for (j = 0; j < NOUVEAU_DMA_SKIPS; j++) | |
280 | nouveau_bo_wr32(chan->pushbuf_bo, i, 0); | |
281 | } | |
282 | } | |
283 | ||
284 | NV_INFO(dev, "Restoring mode...\n"); | |
285 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
286 | struct nouveau_framebuffer *nouveau_fb; | |
287 | ||
288 | nouveau_fb = nouveau_framebuffer(crtc->fb); | |
289 | if (!nouveau_fb || !nouveau_fb->nvbo) | |
290 | continue; | |
291 | ||
292 | nouveau_bo_pin(nouveau_fb->nvbo, TTM_PL_FLAG_VRAM); | |
293 | } | |
294 | ||
295 | if (dev_priv->card_type < NV_50) { | |
296 | nv04_display_restore(dev); | |
297 | NVLockVgaCrtcs(dev, false); | |
298 | } else | |
299 | nv50_display_init(dev); | |
300 | ||
301 | /* Force CLUT to get re-loaded during modeset */ | |
302 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
303 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
304 | ||
305 | nv_crtc->lut.depth = 0; | |
306 | } | |
307 | ||
308 | acquire_console_sem(); | |
309 | fb_set_suspend(dev_priv->fbdev_info, 0); | |
310 | release_console_sem(); | |
311 | ||
312 | nouveau_fbcon_zfill(dev); | |
313 | ||
314 | drm_helper_resume_force_mode(dev); | |
315 | dev_priv->fbdev_info->flags = fbdev_flags; | |
316 | return 0; | |
317 | } | |
318 | ||
319 | static struct drm_driver driver = { | |
320 | .driver_features = | |
321 | DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG | | |
322 | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM, | |
323 | .load = nouveau_load, | |
324 | .firstopen = nouveau_firstopen, | |
325 | .lastclose = nouveau_lastclose, | |
326 | .unload = nouveau_unload, | |
327 | .preclose = nouveau_preclose, | |
328 | #if defined(CONFIG_DRM_NOUVEAU_DEBUG) | |
329 | .debugfs_init = nouveau_debugfs_init, | |
330 | .debugfs_cleanup = nouveau_debugfs_takedown, | |
331 | #endif | |
332 | .irq_preinstall = nouveau_irq_preinstall, | |
333 | .irq_postinstall = nouveau_irq_postinstall, | |
334 | .irq_uninstall = nouveau_irq_uninstall, | |
335 | .irq_handler = nouveau_irq_handler, | |
336 | .reclaim_buffers = drm_core_reclaim_buffers, | |
337 | .get_map_ofs = drm_core_get_map_ofs, | |
338 | .get_reg_ofs = drm_core_get_reg_ofs, | |
339 | .ioctls = nouveau_ioctls, | |
340 | .fops = { | |
341 | .owner = THIS_MODULE, | |
342 | .open = drm_open, | |
343 | .release = drm_release, | |
344 | .ioctl = drm_ioctl, | |
345 | .mmap = nouveau_ttm_mmap, | |
346 | .poll = drm_poll, | |
347 | .fasync = drm_fasync, | |
348 | #if defined(CONFIG_COMPAT) | |
349 | .compat_ioctl = nouveau_compat_ioctl, | |
350 | #endif | |
351 | }, | |
352 | .pci_driver = { | |
353 | .name = DRIVER_NAME, | |
354 | .id_table = pciidlist, | |
355 | .probe = nouveau_pci_probe, | |
356 | .remove = nouveau_pci_remove, | |
357 | .suspend = nouveau_pci_suspend, | |
358 | .resume = nouveau_pci_resume | |
359 | }, | |
360 | ||
361 | .gem_init_object = nouveau_gem_object_new, | |
362 | .gem_free_object = nouveau_gem_object_del, | |
363 | ||
364 | .name = DRIVER_NAME, | |
365 | .desc = DRIVER_DESC, | |
366 | #ifdef GIT_REVISION | |
367 | .date = GIT_REVISION, | |
368 | #else | |
369 | .date = DRIVER_DATE, | |
370 | #endif | |
371 | .major = DRIVER_MAJOR, | |
372 | .minor = DRIVER_MINOR, | |
373 | .patchlevel = DRIVER_PATCHLEVEL, | |
374 | }; | |
375 | ||
376 | static int __init nouveau_init(void) | |
377 | { | |
378 | driver.num_ioctls = nouveau_max_ioctl; | |
379 | ||
380 | if (nouveau_modeset == -1) { | |
381 | #ifdef CONFIG_VGA_CONSOLE | |
382 | if (vgacon_text_force()) | |
383 | nouveau_modeset = 0; | |
384 | else | |
385 | #endif | |
386 | nouveau_modeset = 1; | |
387 | } | |
388 | ||
389 | if (nouveau_modeset == 1) | |
390 | driver.driver_features |= DRIVER_MODESET; | |
391 | ||
392 | return drm_init(&driver); | |
393 | } | |
394 | ||
395 | static void __exit nouveau_exit(void) | |
396 | { | |
397 | drm_exit(&driver); | |
398 | } | |
399 | ||
400 | module_init(nouveau_init); | |
401 | module_exit(nouveau_exit); | |
402 | ||
403 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
404 | MODULE_DESCRIPTION(DRIVER_DESC); | |
405 | MODULE_LICENSE("GPL and additional rights"); |