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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 | ||
054b93e4 BS |
38 | MODULE_PARM_DESC(ctxfw, "Use external firmware blob for grctx init (NV40)"); |
39 | int nouveau_ctxfw = 0; | |
40 | module_param_named(ctxfw, nouveau_ctxfw, int, 0400); | |
41 | ||
6ee73861 BS |
42 | MODULE_PARM_DESC(noagp, "Disable AGP"); |
43 | int nouveau_noagp; | |
44 | module_param_named(noagp, nouveau_noagp, int, 0400); | |
45 | ||
46 | MODULE_PARM_DESC(modeset, "Enable kernel modesetting"); | |
47 | static int nouveau_modeset = -1; /* kms */ | |
48 | module_param_named(modeset, nouveau_modeset, int, 0400); | |
49 | ||
50 | MODULE_PARM_DESC(vbios, "Override default VBIOS location"); | |
51 | char *nouveau_vbios; | |
52 | module_param_named(vbios, nouveau_vbios, charp, 0400); | |
53 | ||
54 | MODULE_PARM_DESC(vram_pushbuf, "Force DMA push buffers to be in VRAM"); | |
55 | int nouveau_vram_pushbuf; | |
56 | module_param_named(vram_pushbuf, nouveau_vram_pushbuf, int, 0400); | |
57 | ||
58 | MODULE_PARM_DESC(vram_notify, "Force DMA notifiers to be in VRAM"); | |
59 | int nouveau_vram_notify; | |
60 | module_param_named(vram_notify, nouveau_vram_notify, int, 0400); | |
61 | ||
62 | MODULE_PARM_DESC(duallink, "Allow dual-link TMDS (>=GeForce 8)"); | |
63 | int nouveau_duallink = 1; | |
64 | module_param_named(duallink, nouveau_duallink, int, 0400); | |
65 | ||
66 | MODULE_PARM_DESC(uscript_lvds, "LVDS output script table ID (>=GeForce 8)"); | |
67 | int nouveau_uscript_lvds = -1; | |
68 | module_param_named(uscript_lvds, nouveau_uscript_lvds, int, 0400); | |
69 | ||
70 | MODULE_PARM_DESC(uscript_tmds, "TMDS output script table ID (>=GeForce 8)"); | |
71 | int nouveau_uscript_tmds = -1; | |
72 | module_param_named(uscript_tmds, nouveau_uscript_tmds, int, 0400); | |
73 | ||
74 | MODULE_PARM_DESC(tv_norm, "Default TV norm.\n" | |
75 | "\t\tSupported: PAL, PAL-M, PAL-N, PAL-Nc, NTSC-M, NTSC-J,\n" | |
76 | "\t\t\thd480i, hd480p, hd576i, hd576p, hd720p, hd1080i.\n" | |
77 | "\t\tDefault: PAL\n" | |
78 | "\t\t*NOTE* Ignored for cards with external TV encoders."); | |
79 | char *nouveau_tv_norm; | |
80 | module_param_named(tv_norm, nouveau_tv_norm, charp, 0400); | |
81 | ||
82 | MODULE_PARM_DESC(reg_debug, "Register access debug bitmask:\n" | |
83 | "\t\t0x1 mc, 0x2 video, 0x4 fb, 0x8 extdev,\n" | |
84 | "\t\t0x10 crtc, 0x20 ramdac, 0x40 vgacrtc, 0x80 rmvio,\n" | |
85 | "\t\t0x100 vgaattr, 0x200 EVO (G80+). "); | |
86 | int nouveau_reg_debug; | |
87 | module_param_named(reg_debug, nouveau_reg_debug, int, 0600); | |
88 | ||
89 | int nouveau_fbpercrtc; | |
90 | #if 0 | |
91 | module_param_named(fbpercrtc, nouveau_fbpercrtc, int, 0400); | |
92 | #endif | |
93 | ||
94 | static struct pci_device_id pciidlist[] = { | |
95 | { | |
96 | PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID), | |
97 | .class = PCI_BASE_CLASS_DISPLAY << 16, | |
98 | .class_mask = 0xff << 16, | |
99 | }, | |
100 | { | |
101 | PCI_DEVICE(PCI_VENDOR_ID_NVIDIA_SGS, PCI_ANY_ID), | |
102 | .class = PCI_BASE_CLASS_DISPLAY << 16, | |
103 | .class_mask = 0xff << 16, | |
104 | }, | |
105 | {} | |
106 | }; | |
107 | ||
108 | MODULE_DEVICE_TABLE(pci, pciidlist); | |
109 | ||
110 | static struct drm_driver driver; | |
111 | ||
112 | static int __devinit | |
113 | nouveau_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | |
114 | { | |
115 | return drm_get_dev(pdev, ent, &driver); | |
116 | } | |
117 | ||
118 | static void | |
119 | nouveau_pci_remove(struct pci_dev *pdev) | |
120 | { | |
121 | struct drm_device *dev = pci_get_drvdata(pdev); | |
122 | ||
123 | drm_put_dev(dev); | |
124 | } | |
125 | ||
126 | static int | |
127 | nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state) | |
128 | { | |
129 | struct drm_device *dev = pci_get_drvdata(pdev); | |
130 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
131 | struct nouveau_instmem_engine *pinstmem = &dev_priv->engine.instmem; | |
132 | struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; | |
133 | struct nouveau_fifo_engine *pfifo = &dev_priv->engine.fifo; | |
134 | struct nouveau_channel *chan; | |
135 | struct drm_crtc *crtc; | |
136 | uint32_t fbdev_flags; | |
137 | int ret, i; | |
138 | ||
139 | if (!drm_core_check_feature(dev, DRIVER_MODESET)) | |
140 | return -ENODEV; | |
141 | ||
142 | if (pm_state.event == PM_EVENT_PRETHAW) | |
143 | return 0; | |
144 | ||
145 | fbdev_flags = dev_priv->fbdev_info->flags; | |
146 | dev_priv->fbdev_info->flags |= FBINFO_HWACCEL_DISABLED; | |
147 | ||
148 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
149 | struct nouveau_framebuffer *nouveau_fb; | |
150 | ||
151 | nouveau_fb = nouveau_framebuffer(crtc->fb); | |
152 | if (!nouveau_fb || !nouveau_fb->nvbo) | |
153 | continue; | |
154 | ||
155 | nouveau_bo_unpin(nouveau_fb->nvbo); | |
156 | } | |
157 | ||
158 | NV_INFO(dev, "Evicting buffers...\n"); | |
159 | ttm_bo_evict_mm(&dev_priv->ttm.bdev, TTM_PL_VRAM); | |
160 | ||
161 | NV_INFO(dev, "Idling channels...\n"); | |
162 | for (i = 0; i < pfifo->channels; i++) { | |
163 | struct nouveau_fence *fence = NULL; | |
164 | ||
165 | chan = dev_priv->fifos[i]; | |
166 | if (!chan || (dev_priv->card_type >= NV_50 && | |
167 | chan == dev_priv->fifos[0])) | |
168 | continue; | |
169 | ||
170 | ret = nouveau_fence_new(chan, &fence, true); | |
171 | if (ret == 0) { | |
172 | ret = nouveau_fence_wait(fence, NULL, false, false); | |
173 | nouveau_fence_unref((void *)&fence); | |
174 | } | |
175 | ||
176 | if (ret) { | |
177 | NV_ERROR(dev, "Failed to idle channel %d for suspend\n", | |
178 | chan->id); | |
179 | } | |
180 | } | |
181 | ||
182 | pgraph->fifo_access(dev, false); | |
183 | nouveau_wait_for_idle(dev); | |
184 | pfifo->reassign(dev, false); | |
185 | pfifo->disable(dev); | |
186 | pfifo->unload_context(dev); | |
187 | pgraph->unload_context(dev); | |
188 | ||
189 | NV_INFO(dev, "Suspending GPU objects...\n"); | |
190 | ret = nouveau_gpuobj_suspend(dev); | |
191 | if (ret) { | |
192 | NV_ERROR(dev, "... failed: %d\n", ret); | |
193 | goto out_abort; | |
194 | } | |
195 | ||
196 | ret = pinstmem->suspend(dev); | |
197 | if (ret) { | |
198 | NV_ERROR(dev, "... failed: %d\n", ret); | |
199 | nouveau_gpuobj_suspend_cleanup(dev); | |
200 | goto out_abort; | |
201 | } | |
202 | ||
203 | NV_INFO(dev, "And we're gone!\n"); | |
204 | pci_save_state(pdev); | |
205 | if (pm_state.event == PM_EVENT_SUSPEND) { | |
206 | pci_disable_device(pdev); | |
207 | pci_set_power_state(pdev, PCI_D3hot); | |
208 | } | |
209 | ||
210 | acquire_console_sem(); | |
211 | fb_set_suspend(dev_priv->fbdev_info, 1); | |
212 | release_console_sem(); | |
213 | dev_priv->fbdev_info->flags = fbdev_flags; | |
214 | return 0; | |
215 | ||
216 | out_abort: | |
217 | NV_INFO(dev, "Re-enabling acceleration..\n"); | |
218 | pfifo->enable(dev); | |
219 | pfifo->reassign(dev, true); | |
220 | pgraph->fifo_access(dev, true); | |
221 | return ret; | |
222 | } | |
223 | ||
224 | static int | |
225 | nouveau_pci_resume(struct pci_dev *pdev) | |
226 | { | |
227 | struct drm_device *dev = pci_get_drvdata(pdev); | |
228 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
229 | struct nouveau_engine *engine = &dev_priv->engine; | |
230 | struct drm_crtc *crtc; | |
231 | uint32_t fbdev_flags; | |
232 | int ret, i; | |
233 | ||
234 | if (!drm_core_check_feature(dev, DRIVER_MODESET)) | |
235 | return -ENODEV; | |
236 | ||
237 | fbdev_flags = dev_priv->fbdev_info->flags; | |
238 | dev_priv->fbdev_info->flags |= FBINFO_HWACCEL_DISABLED; | |
239 | ||
240 | NV_INFO(dev, "We're back, enabling device...\n"); | |
241 | pci_set_power_state(pdev, PCI_D0); | |
242 | pci_restore_state(pdev); | |
243 | if (pci_enable_device(pdev)) | |
244 | return -1; | |
245 | pci_set_master(dev->pdev); | |
246 | ||
247 | NV_INFO(dev, "POSTing device...\n"); | |
248 | ret = nouveau_run_vbios_init(dev); | |
249 | if (ret) | |
250 | return ret; | |
251 | ||
252 | if (dev_priv->gart_info.type == NOUVEAU_GART_AGP) { | |
253 | ret = nouveau_mem_init_agp(dev); | |
254 | if (ret) { | |
255 | NV_ERROR(dev, "error reinitialising AGP: %d\n", ret); | |
256 | return ret; | |
257 | } | |
258 | } | |
259 | ||
260 | NV_INFO(dev, "Reinitialising engines...\n"); | |
261 | engine->instmem.resume(dev); | |
262 | engine->mc.init(dev); | |
263 | engine->timer.init(dev); | |
264 | engine->fb.init(dev); | |
265 | engine->graph.init(dev); | |
266 | engine->fifo.init(dev); | |
267 | ||
268 | NV_INFO(dev, "Restoring GPU objects...\n"); | |
269 | nouveau_gpuobj_resume(dev); | |
270 | ||
271 | nouveau_irq_postinstall(dev); | |
272 | ||
273 | /* Re-write SKIPS, they'll have been lost over the suspend */ | |
274 | if (nouveau_vram_pushbuf) { | |
275 | struct nouveau_channel *chan; | |
276 | int j; | |
277 | ||
278 | for (i = 0; i < dev_priv->engine.fifo.channels; i++) { | |
279 | chan = dev_priv->fifos[i]; | |
280 | if (!chan) | |
281 | continue; | |
282 | ||
283 | for (j = 0; j < NOUVEAU_DMA_SKIPS; j++) | |
284 | nouveau_bo_wr32(chan->pushbuf_bo, i, 0); | |
285 | } | |
286 | } | |
287 | ||
288 | NV_INFO(dev, "Restoring mode...\n"); | |
289 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
290 | struct nouveau_framebuffer *nouveau_fb; | |
291 | ||
292 | nouveau_fb = nouveau_framebuffer(crtc->fb); | |
293 | if (!nouveau_fb || !nouveau_fb->nvbo) | |
294 | continue; | |
295 | ||
296 | nouveau_bo_pin(nouveau_fb->nvbo, TTM_PL_FLAG_VRAM); | |
297 | } | |
298 | ||
299 | if (dev_priv->card_type < NV_50) { | |
300 | nv04_display_restore(dev); | |
301 | NVLockVgaCrtcs(dev, false); | |
302 | } else | |
303 | nv50_display_init(dev); | |
304 | ||
305 | /* Force CLUT to get re-loaded during modeset */ | |
306 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
307 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
308 | ||
309 | nv_crtc->lut.depth = 0; | |
310 | } | |
311 | ||
312 | acquire_console_sem(); | |
313 | fb_set_suspend(dev_priv->fbdev_info, 0); | |
314 | release_console_sem(); | |
315 | ||
316 | nouveau_fbcon_zfill(dev); | |
317 | ||
318 | drm_helper_resume_force_mode(dev); | |
319 | dev_priv->fbdev_info->flags = fbdev_flags; | |
320 | return 0; | |
321 | } | |
322 | ||
323 | static struct drm_driver driver = { | |
324 | .driver_features = | |
325 | DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG | | |
326 | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM, | |
327 | .load = nouveau_load, | |
328 | .firstopen = nouveau_firstopen, | |
329 | .lastclose = nouveau_lastclose, | |
330 | .unload = nouveau_unload, | |
331 | .preclose = nouveau_preclose, | |
332 | #if defined(CONFIG_DRM_NOUVEAU_DEBUG) | |
333 | .debugfs_init = nouveau_debugfs_init, | |
334 | .debugfs_cleanup = nouveau_debugfs_takedown, | |
335 | #endif | |
336 | .irq_preinstall = nouveau_irq_preinstall, | |
337 | .irq_postinstall = nouveau_irq_postinstall, | |
338 | .irq_uninstall = nouveau_irq_uninstall, | |
339 | .irq_handler = nouveau_irq_handler, | |
340 | .reclaim_buffers = drm_core_reclaim_buffers, | |
341 | .get_map_ofs = drm_core_get_map_ofs, | |
342 | .get_reg_ofs = drm_core_get_reg_ofs, | |
343 | .ioctls = nouveau_ioctls, | |
344 | .fops = { | |
345 | .owner = THIS_MODULE, | |
346 | .open = drm_open, | |
347 | .release = drm_release, | |
348 | .ioctl = drm_ioctl, | |
349 | .mmap = nouveau_ttm_mmap, | |
350 | .poll = drm_poll, | |
351 | .fasync = drm_fasync, | |
352 | #if defined(CONFIG_COMPAT) | |
353 | .compat_ioctl = nouveau_compat_ioctl, | |
354 | #endif | |
355 | }, | |
356 | .pci_driver = { | |
357 | .name = DRIVER_NAME, | |
358 | .id_table = pciidlist, | |
359 | .probe = nouveau_pci_probe, | |
360 | .remove = nouveau_pci_remove, | |
361 | .suspend = nouveau_pci_suspend, | |
362 | .resume = nouveau_pci_resume | |
363 | }, | |
364 | ||
365 | .gem_init_object = nouveau_gem_object_new, | |
366 | .gem_free_object = nouveau_gem_object_del, | |
367 | ||
368 | .name = DRIVER_NAME, | |
369 | .desc = DRIVER_DESC, | |
370 | #ifdef GIT_REVISION | |
371 | .date = GIT_REVISION, | |
372 | #else | |
373 | .date = DRIVER_DATE, | |
374 | #endif | |
375 | .major = DRIVER_MAJOR, | |
376 | .minor = DRIVER_MINOR, | |
377 | .patchlevel = DRIVER_PATCHLEVEL, | |
378 | }; | |
379 | ||
380 | static int __init nouveau_init(void) | |
381 | { | |
382 | driver.num_ioctls = nouveau_max_ioctl; | |
383 | ||
384 | if (nouveau_modeset == -1) { | |
385 | #ifdef CONFIG_VGA_CONSOLE | |
386 | if (vgacon_text_force()) | |
387 | nouveau_modeset = 0; | |
388 | else | |
389 | #endif | |
390 | nouveau_modeset = 1; | |
391 | } | |
392 | ||
393 | if (nouveau_modeset == 1) | |
394 | driver.driver_features |= DRIVER_MODESET; | |
395 | ||
396 | return drm_init(&driver); | |
397 | } | |
398 | ||
399 | static void __exit nouveau_exit(void) | |
400 | { | |
401 | drm_exit(&driver); | |
402 | } | |
403 | ||
404 | module_init(nouveau_init); | |
405 | module_exit(nouveau_exit); | |
406 | ||
407 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
408 | MODULE_DESCRIPTION(DRIVER_DESC); | |
409 | MODULE_LICENSE("GPL and additional rights"); |