2 * Copyright 2005 Stephane Marchesin
3 * Copyright 2008 Stuart Bennett
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
26 #include <linux/swab.h>
27 #include <linux/slab.h>
30 #include "drm_sarea.h"
31 #include "drm_crtc_helper.h"
32 #include <linux/vgaarb.h>
33 #include <linux/vga_switcheroo.h>
35 #include "nouveau_drv.h"
36 #include "nouveau_drm.h"
37 #include "nouveau_fbcon.h"
38 #include "nouveau_ramht.h"
39 #include "nouveau_gpio.h"
40 #include "nouveau_pm.h"
41 #include "nv50_display.h"
43 static void nouveau_stub_takedown(struct drm_device *dev) {}
44 static int nouveau_stub_init(struct drm_device *dev) { return 0; }
46 static int nouveau_init_engine_ptrs(struct drm_device *dev)
48 struct drm_nouveau_private *dev_priv = dev->dev_private;
49 struct nouveau_engine *engine = &dev_priv->engine;
51 switch (dev_priv->chipset & 0xf0) {
53 engine->instmem.init = nv04_instmem_init;
54 engine->instmem.takedown = nv04_instmem_takedown;
55 engine->instmem.suspend = nv04_instmem_suspend;
56 engine->instmem.resume = nv04_instmem_resume;
57 engine->instmem.get = nv04_instmem_get;
58 engine->instmem.put = nv04_instmem_put;
59 engine->instmem.map = nv04_instmem_map;
60 engine->instmem.unmap = nv04_instmem_unmap;
61 engine->instmem.flush = nv04_instmem_flush;
62 engine->mc.init = nv04_mc_init;
63 engine->mc.takedown = nv04_mc_takedown;
64 engine->timer.init = nv04_timer_init;
65 engine->timer.read = nv04_timer_read;
66 engine->timer.takedown = nv04_timer_takedown;
67 engine->fb.init = nv04_fb_init;
68 engine->fb.takedown = nv04_fb_takedown;
69 engine->fifo.channels = 16;
70 engine->fifo.init = nv04_fifo_init;
71 engine->fifo.takedown = nv04_fifo_fini;
72 engine->fifo.disable = nv04_fifo_disable;
73 engine->fifo.enable = nv04_fifo_enable;
74 engine->fifo.reassign = nv04_fifo_reassign;
75 engine->fifo.cache_pull = nv04_fifo_cache_pull;
76 engine->fifo.channel_id = nv04_fifo_channel_id;
77 engine->fifo.create_context = nv04_fifo_create_context;
78 engine->fifo.destroy_context = nv04_fifo_destroy_context;
79 engine->fifo.load_context = nv04_fifo_load_context;
80 engine->fifo.unload_context = nv04_fifo_unload_context;
81 engine->display.early_init = nv04_display_early_init;
82 engine->display.late_takedown = nv04_display_late_takedown;
83 engine->display.create = nv04_display_create;
84 engine->display.destroy = nv04_display_destroy;
85 engine->display.init = nv04_display_init;
86 engine->display.fini = nv04_display_fini;
87 engine->pm.clocks_get = nv04_pm_clocks_get;
88 engine->pm.clocks_pre = nv04_pm_clocks_pre;
89 engine->pm.clocks_set = nv04_pm_clocks_set;
90 engine->vram.init = nv04_fb_vram_init;
91 engine->vram.takedown = nouveau_stub_takedown;
92 engine->vram.flags_valid = nouveau_mem_flags_valid;
95 engine->instmem.init = nv04_instmem_init;
96 engine->instmem.takedown = nv04_instmem_takedown;
97 engine->instmem.suspend = nv04_instmem_suspend;
98 engine->instmem.resume = nv04_instmem_resume;
99 engine->instmem.get = nv04_instmem_get;
100 engine->instmem.put = nv04_instmem_put;
101 engine->instmem.map = nv04_instmem_map;
102 engine->instmem.unmap = nv04_instmem_unmap;
103 engine->instmem.flush = nv04_instmem_flush;
104 engine->mc.init = nv04_mc_init;
105 engine->mc.takedown = nv04_mc_takedown;
106 engine->timer.init = nv04_timer_init;
107 engine->timer.read = nv04_timer_read;
108 engine->timer.takedown = nv04_timer_takedown;
109 engine->fb.init = nv10_fb_init;
110 engine->fb.takedown = nv10_fb_takedown;
111 engine->fb.init_tile_region = nv10_fb_init_tile_region;
112 engine->fb.set_tile_region = nv10_fb_set_tile_region;
113 engine->fb.free_tile_region = nv10_fb_free_tile_region;
114 engine->fifo.channels = 32;
115 engine->fifo.init = nv10_fifo_init;
116 engine->fifo.takedown = nv04_fifo_fini;
117 engine->fifo.disable = nv04_fifo_disable;
118 engine->fifo.enable = nv04_fifo_enable;
119 engine->fifo.reassign = nv04_fifo_reassign;
120 engine->fifo.cache_pull = nv04_fifo_cache_pull;
121 engine->fifo.channel_id = nv10_fifo_channel_id;
122 engine->fifo.create_context = nv10_fifo_create_context;
123 engine->fifo.destroy_context = nv04_fifo_destroy_context;
124 engine->fifo.load_context = nv10_fifo_load_context;
125 engine->fifo.unload_context = nv10_fifo_unload_context;
126 engine->display.early_init = nv04_display_early_init;
127 engine->display.late_takedown = nv04_display_late_takedown;
128 engine->display.create = nv04_display_create;
129 engine->display.destroy = nv04_display_destroy;
130 engine->display.init = nv04_display_init;
131 engine->display.fini = nv04_display_fini;
132 engine->gpio.drive = nv10_gpio_drive;
133 engine->gpio.sense = nv10_gpio_sense;
134 engine->pm.clocks_get = nv04_pm_clocks_get;
135 engine->pm.clocks_pre = nv04_pm_clocks_pre;
136 engine->pm.clocks_set = nv04_pm_clocks_set;
137 if (dev_priv->chipset == 0x1a ||
138 dev_priv->chipset == 0x1f)
139 engine->vram.init = nv1a_fb_vram_init;
141 engine->vram.init = nv10_fb_vram_init;
142 engine->vram.takedown = nouveau_stub_takedown;
143 engine->vram.flags_valid = nouveau_mem_flags_valid;
146 engine->instmem.init = nv04_instmem_init;
147 engine->instmem.takedown = nv04_instmem_takedown;
148 engine->instmem.suspend = nv04_instmem_suspend;
149 engine->instmem.resume = nv04_instmem_resume;
150 engine->instmem.get = nv04_instmem_get;
151 engine->instmem.put = nv04_instmem_put;
152 engine->instmem.map = nv04_instmem_map;
153 engine->instmem.unmap = nv04_instmem_unmap;
154 engine->instmem.flush = nv04_instmem_flush;
155 engine->mc.init = nv04_mc_init;
156 engine->mc.takedown = nv04_mc_takedown;
157 engine->timer.init = nv04_timer_init;
158 engine->timer.read = nv04_timer_read;
159 engine->timer.takedown = nv04_timer_takedown;
160 engine->fb.init = nv20_fb_init;
161 engine->fb.takedown = nv20_fb_takedown;
162 engine->fb.init_tile_region = nv20_fb_init_tile_region;
163 engine->fb.set_tile_region = nv20_fb_set_tile_region;
164 engine->fb.free_tile_region = nv20_fb_free_tile_region;
165 engine->fifo.channels = 32;
166 engine->fifo.init = nv10_fifo_init;
167 engine->fifo.takedown = nv04_fifo_fini;
168 engine->fifo.disable = nv04_fifo_disable;
169 engine->fifo.enable = nv04_fifo_enable;
170 engine->fifo.reassign = nv04_fifo_reassign;
171 engine->fifo.cache_pull = nv04_fifo_cache_pull;
172 engine->fifo.channel_id = nv10_fifo_channel_id;
173 engine->fifo.create_context = nv10_fifo_create_context;
174 engine->fifo.destroy_context = nv04_fifo_destroy_context;
175 engine->fifo.load_context = nv10_fifo_load_context;
176 engine->fifo.unload_context = nv10_fifo_unload_context;
177 engine->display.early_init = nv04_display_early_init;
178 engine->display.late_takedown = nv04_display_late_takedown;
179 engine->display.create = nv04_display_create;
180 engine->display.destroy = nv04_display_destroy;
181 engine->display.init = nv04_display_init;
182 engine->display.fini = nv04_display_fini;
183 engine->gpio.drive = nv10_gpio_drive;
184 engine->gpio.sense = nv10_gpio_sense;
185 engine->pm.clocks_get = nv04_pm_clocks_get;
186 engine->pm.clocks_pre = nv04_pm_clocks_pre;
187 engine->pm.clocks_set = nv04_pm_clocks_set;
188 engine->vram.init = nv20_fb_vram_init;
189 engine->vram.takedown = nouveau_stub_takedown;
190 engine->vram.flags_valid = nouveau_mem_flags_valid;
193 engine->instmem.init = nv04_instmem_init;
194 engine->instmem.takedown = nv04_instmem_takedown;
195 engine->instmem.suspend = nv04_instmem_suspend;
196 engine->instmem.resume = nv04_instmem_resume;
197 engine->instmem.get = nv04_instmem_get;
198 engine->instmem.put = nv04_instmem_put;
199 engine->instmem.map = nv04_instmem_map;
200 engine->instmem.unmap = nv04_instmem_unmap;
201 engine->instmem.flush = nv04_instmem_flush;
202 engine->mc.init = nv04_mc_init;
203 engine->mc.takedown = nv04_mc_takedown;
204 engine->timer.init = nv04_timer_init;
205 engine->timer.read = nv04_timer_read;
206 engine->timer.takedown = nv04_timer_takedown;
207 engine->fb.init = nv30_fb_init;
208 engine->fb.takedown = nv30_fb_takedown;
209 engine->fb.init_tile_region = nv30_fb_init_tile_region;
210 engine->fb.set_tile_region = nv10_fb_set_tile_region;
211 engine->fb.free_tile_region = nv30_fb_free_tile_region;
212 engine->fifo.channels = 32;
213 engine->fifo.init = nv10_fifo_init;
214 engine->fifo.takedown = nv04_fifo_fini;
215 engine->fifo.disable = nv04_fifo_disable;
216 engine->fifo.enable = nv04_fifo_enable;
217 engine->fifo.reassign = nv04_fifo_reassign;
218 engine->fifo.cache_pull = nv04_fifo_cache_pull;
219 engine->fifo.channel_id = nv10_fifo_channel_id;
220 engine->fifo.create_context = nv10_fifo_create_context;
221 engine->fifo.destroy_context = nv04_fifo_destroy_context;
222 engine->fifo.load_context = nv10_fifo_load_context;
223 engine->fifo.unload_context = nv10_fifo_unload_context;
224 engine->display.early_init = nv04_display_early_init;
225 engine->display.late_takedown = nv04_display_late_takedown;
226 engine->display.create = nv04_display_create;
227 engine->display.destroy = nv04_display_destroy;
228 engine->display.init = nv04_display_init;
229 engine->display.fini = nv04_display_fini;
230 engine->gpio.drive = nv10_gpio_drive;
231 engine->gpio.sense = nv10_gpio_sense;
232 engine->pm.clocks_get = nv04_pm_clocks_get;
233 engine->pm.clocks_pre = nv04_pm_clocks_pre;
234 engine->pm.clocks_set = nv04_pm_clocks_set;
235 engine->pm.voltage_get = nouveau_voltage_gpio_get;
236 engine->pm.voltage_set = nouveau_voltage_gpio_set;
237 engine->vram.init = nv20_fb_vram_init;
238 engine->vram.takedown = nouveau_stub_takedown;
239 engine->vram.flags_valid = nouveau_mem_flags_valid;
243 engine->instmem.init = nv04_instmem_init;
244 engine->instmem.takedown = nv04_instmem_takedown;
245 engine->instmem.suspend = nv04_instmem_suspend;
246 engine->instmem.resume = nv04_instmem_resume;
247 engine->instmem.get = nv04_instmem_get;
248 engine->instmem.put = nv04_instmem_put;
249 engine->instmem.map = nv04_instmem_map;
250 engine->instmem.unmap = nv04_instmem_unmap;
251 engine->instmem.flush = nv04_instmem_flush;
252 engine->mc.init = nv40_mc_init;
253 engine->mc.takedown = nv40_mc_takedown;
254 engine->timer.init = nv04_timer_init;
255 engine->timer.read = nv04_timer_read;
256 engine->timer.takedown = nv04_timer_takedown;
257 engine->fb.init = nv40_fb_init;
258 engine->fb.takedown = nv40_fb_takedown;
259 engine->fb.init_tile_region = nv30_fb_init_tile_region;
260 engine->fb.set_tile_region = nv40_fb_set_tile_region;
261 engine->fb.free_tile_region = nv30_fb_free_tile_region;
262 engine->fifo.channels = 32;
263 engine->fifo.init = nv40_fifo_init;
264 engine->fifo.takedown = nv04_fifo_fini;
265 engine->fifo.disable = nv04_fifo_disable;
266 engine->fifo.enable = nv04_fifo_enable;
267 engine->fifo.reassign = nv04_fifo_reassign;
268 engine->fifo.cache_pull = nv04_fifo_cache_pull;
269 engine->fifo.channel_id = nv10_fifo_channel_id;
270 engine->fifo.create_context = nv40_fifo_create_context;
271 engine->fifo.destroy_context = nv04_fifo_destroy_context;
272 engine->fifo.load_context = nv40_fifo_load_context;
273 engine->fifo.unload_context = nv40_fifo_unload_context;
274 engine->display.early_init = nv04_display_early_init;
275 engine->display.late_takedown = nv04_display_late_takedown;
276 engine->display.create = nv04_display_create;
277 engine->display.destroy = nv04_display_destroy;
278 engine->display.init = nv04_display_init;
279 engine->display.fini = nv04_display_fini;
280 engine->gpio.init = nv10_gpio_init;
281 engine->gpio.fini = nv10_gpio_fini;
282 engine->gpio.drive = nv10_gpio_drive;
283 engine->gpio.sense = nv10_gpio_sense;
284 engine->gpio.irq_enable = nv10_gpio_irq_enable;
285 engine->pm.clocks_get = nv40_pm_clocks_get;
286 engine->pm.clocks_pre = nv40_pm_clocks_pre;
287 engine->pm.clocks_set = nv40_pm_clocks_set;
288 engine->pm.voltage_get = nouveau_voltage_gpio_get;
289 engine->pm.voltage_set = nouveau_voltage_gpio_set;
290 engine->pm.temp_get = nv40_temp_get;
291 engine->pm.pwm_get = nv40_pm_pwm_get;
292 engine->pm.pwm_set = nv40_pm_pwm_set;
293 engine->vram.init = nv40_fb_vram_init;
294 engine->vram.takedown = nouveau_stub_takedown;
295 engine->vram.flags_valid = nouveau_mem_flags_valid;
298 case 0x80: /* gotta love NVIDIA's consistency.. */
301 engine->instmem.init = nv50_instmem_init;
302 engine->instmem.takedown = nv50_instmem_takedown;
303 engine->instmem.suspend = nv50_instmem_suspend;
304 engine->instmem.resume = nv50_instmem_resume;
305 engine->instmem.get = nv50_instmem_get;
306 engine->instmem.put = nv50_instmem_put;
307 engine->instmem.map = nv50_instmem_map;
308 engine->instmem.unmap = nv50_instmem_unmap;
309 if (dev_priv->chipset == 0x50)
310 engine->instmem.flush = nv50_instmem_flush;
312 engine->instmem.flush = nv84_instmem_flush;
313 engine->mc.init = nv50_mc_init;
314 engine->mc.takedown = nv50_mc_takedown;
315 engine->timer.init = nv04_timer_init;
316 engine->timer.read = nv04_timer_read;
317 engine->timer.takedown = nv04_timer_takedown;
318 engine->fb.init = nv50_fb_init;
319 engine->fb.takedown = nv50_fb_takedown;
320 engine->fifo.channels = 128;
321 engine->fifo.init = nv50_fifo_init;
322 engine->fifo.takedown = nv50_fifo_takedown;
323 engine->fifo.disable = nv04_fifo_disable;
324 engine->fifo.enable = nv04_fifo_enable;
325 engine->fifo.reassign = nv04_fifo_reassign;
326 engine->fifo.channel_id = nv50_fifo_channel_id;
327 engine->fifo.create_context = nv50_fifo_create_context;
328 engine->fifo.destroy_context = nv50_fifo_destroy_context;
329 engine->fifo.load_context = nv50_fifo_load_context;
330 engine->fifo.unload_context = nv50_fifo_unload_context;
331 engine->fifo.tlb_flush = nv50_fifo_tlb_flush;
332 engine->display.early_init = nv50_display_early_init;
333 engine->display.late_takedown = nv50_display_late_takedown;
334 engine->display.create = nv50_display_create;
335 engine->display.destroy = nv50_display_destroy;
336 engine->display.init = nv50_display_init;
337 engine->display.fini = nv50_display_fini;
338 engine->gpio.init = nv50_gpio_init;
339 engine->gpio.fini = nv50_gpio_fini;
340 engine->gpio.drive = nv50_gpio_drive;
341 engine->gpio.sense = nv50_gpio_sense;
342 engine->gpio.irq_enable = nv50_gpio_irq_enable;
343 switch (dev_priv->chipset) {
354 engine->pm.clocks_get = nv50_pm_clocks_get;
355 engine->pm.clocks_pre = nv50_pm_clocks_pre;
356 engine->pm.clocks_set = nv50_pm_clocks_set;
359 engine->pm.clocks_get = nva3_pm_clocks_get;
360 engine->pm.clocks_pre = nva3_pm_clocks_pre;
361 engine->pm.clocks_set = nva3_pm_clocks_set;
364 engine->pm.voltage_get = nouveau_voltage_gpio_get;
365 engine->pm.voltage_set = nouveau_voltage_gpio_set;
366 if (dev_priv->chipset >= 0x84)
367 engine->pm.temp_get = nv84_temp_get;
369 engine->pm.temp_get = nv40_temp_get;
370 engine->pm.pwm_get = nv50_pm_pwm_get;
371 engine->pm.pwm_set = nv50_pm_pwm_set;
372 engine->vram.init = nv50_vram_init;
373 engine->vram.takedown = nv50_vram_fini;
374 engine->vram.get = nv50_vram_new;
375 engine->vram.put = nv50_vram_del;
376 engine->vram.flags_valid = nv50_vram_flags_valid;
379 engine->instmem.init = nvc0_instmem_init;
380 engine->instmem.takedown = nvc0_instmem_takedown;
381 engine->instmem.suspend = nvc0_instmem_suspend;
382 engine->instmem.resume = nvc0_instmem_resume;
383 engine->instmem.get = nv50_instmem_get;
384 engine->instmem.put = nv50_instmem_put;
385 engine->instmem.map = nv50_instmem_map;
386 engine->instmem.unmap = nv50_instmem_unmap;
387 engine->instmem.flush = nv84_instmem_flush;
388 engine->mc.init = nv50_mc_init;
389 engine->mc.takedown = nv50_mc_takedown;
390 engine->timer.init = nv04_timer_init;
391 engine->timer.read = nv04_timer_read;
392 engine->timer.takedown = nv04_timer_takedown;
393 engine->fb.init = nvc0_fb_init;
394 engine->fb.takedown = nvc0_fb_takedown;
395 engine->fifo.channels = 128;
396 engine->fifo.init = nvc0_fifo_init;
397 engine->fifo.takedown = nvc0_fifo_takedown;
398 engine->fifo.disable = nvc0_fifo_disable;
399 engine->fifo.enable = nvc0_fifo_enable;
400 engine->fifo.reassign = nvc0_fifo_reassign;
401 engine->fifo.channel_id = nvc0_fifo_channel_id;
402 engine->fifo.create_context = nvc0_fifo_create_context;
403 engine->fifo.destroy_context = nvc0_fifo_destroy_context;
404 engine->fifo.load_context = nvc0_fifo_load_context;
405 engine->fifo.unload_context = nvc0_fifo_unload_context;
406 engine->display.early_init = nv50_display_early_init;
407 engine->display.late_takedown = nv50_display_late_takedown;
408 engine->display.create = nv50_display_create;
409 engine->display.destroy = nv50_display_destroy;
410 engine->display.init = nv50_display_init;
411 engine->display.fini = nv50_display_fini;
412 engine->gpio.init = nv50_gpio_init;
413 engine->gpio.fini = nv50_gpio_fini;
414 engine->gpio.drive = nv50_gpio_drive;
415 engine->gpio.sense = nv50_gpio_sense;
416 engine->gpio.irq_enable = nv50_gpio_irq_enable;
417 engine->vram.init = nvc0_vram_init;
418 engine->vram.takedown = nv50_vram_fini;
419 engine->vram.get = nvc0_vram_new;
420 engine->vram.put = nv50_vram_del;
421 engine->vram.flags_valid = nvc0_vram_flags_valid;
422 engine->pm.temp_get = nv84_temp_get;
423 engine->pm.clocks_get = nvc0_pm_clocks_get;
424 engine->pm.clocks_pre = nvc0_pm_clocks_pre;
425 engine->pm.clocks_set = nvc0_pm_clocks_set;
426 engine->pm.voltage_get = nouveau_voltage_gpio_get;
427 engine->pm.voltage_set = nouveau_voltage_gpio_set;
428 engine->pm.pwm_get = nv50_pm_pwm_get;
429 engine->pm.pwm_set = nv50_pm_pwm_set;
432 engine->instmem.init = nvc0_instmem_init;
433 engine->instmem.takedown = nvc0_instmem_takedown;
434 engine->instmem.suspend = nvc0_instmem_suspend;
435 engine->instmem.resume = nvc0_instmem_resume;
436 engine->instmem.get = nv50_instmem_get;
437 engine->instmem.put = nv50_instmem_put;
438 engine->instmem.map = nv50_instmem_map;
439 engine->instmem.unmap = nv50_instmem_unmap;
440 engine->instmem.flush = nv84_instmem_flush;
441 engine->mc.init = nv50_mc_init;
442 engine->mc.takedown = nv50_mc_takedown;
443 engine->timer.init = nv04_timer_init;
444 engine->timer.read = nv04_timer_read;
445 engine->timer.takedown = nv04_timer_takedown;
446 engine->fb.init = nvc0_fb_init;
447 engine->fb.takedown = nvc0_fb_takedown;
448 engine->fifo.channels = 128;
449 engine->fifo.init = nvc0_fifo_init;
450 engine->fifo.takedown = nvc0_fifo_takedown;
451 engine->fifo.disable = nvc0_fifo_disable;
452 engine->fifo.enable = nvc0_fifo_enable;
453 engine->fifo.reassign = nvc0_fifo_reassign;
454 engine->fifo.channel_id = nvc0_fifo_channel_id;
455 engine->fifo.create_context = nvc0_fifo_create_context;
456 engine->fifo.destroy_context = nvc0_fifo_destroy_context;
457 engine->fifo.load_context = nvc0_fifo_load_context;
458 engine->fifo.unload_context = nvc0_fifo_unload_context;
459 engine->display.early_init = nouveau_stub_init;
460 engine->display.late_takedown = nouveau_stub_takedown;
461 engine->display.create = nvd0_display_create;
462 engine->display.destroy = nvd0_display_destroy;
463 engine->display.init = nvd0_display_init;
464 engine->display.fini = nvd0_display_fini;
465 engine->gpio.init = nv50_gpio_init;
466 engine->gpio.fini = nv50_gpio_fini;
467 engine->gpio.drive = nvd0_gpio_drive;
468 engine->gpio.sense = nvd0_gpio_sense;
469 engine->gpio.irq_enable = nv50_gpio_irq_enable;
470 engine->vram.init = nvc0_vram_init;
471 engine->vram.takedown = nv50_vram_fini;
472 engine->vram.get = nvc0_vram_new;
473 engine->vram.put = nv50_vram_del;
474 engine->vram.flags_valid = nvc0_vram_flags_valid;
475 engine->pm.temp_get = nv84_temp_get;
476 engine->pm.clocks_get = nvc0_pm_clocks_get;
477 engine->pm.clocks_pre = nvc0_pm_clocks_pre;
478 engine->pm.clocks_set = nvc0_pm_clocks_set;
479 engine->pm.voltage_get = nouveau_voltage_gpio_get;
480 engine->pm.voltage_set = nouveau_voltage_gpio_set;
483 engine->instmem.init = nvc0_instmem_init;
484 engine->instmem.takedown = nvc0_instmem_takedown;
485 engine->instmem.suspend = nvc0_instmem_suspend;
486 engine->instmem.resume = nvc0_instmem_resume;
487 engine->instmem.get = nv50_instmem_get;
488 engine->instmem.put = nv50_instmem_put;
489 engine->instmem.map = nv50_instmem_map;
490 engine->instmem.unmap = nv50_instmem_unmap;
491 engine->instmem.flush = nv84_instmem_flush;
492 engine->mc.init = nv50_mc_init;
493 engine->mc.takedown = nv50_mc_takedown;
494 engine->timer.init = nv04_timer_init;
495 engine->timer.read = nv04_timer_read;
496 engine->timer.takedown = nv04_timer_takedown;
497 engine->fb.init = nvc0_fb_init;
498 engine->fb.takedown = nvc0_fb_takedown;
499 engine->fifo.channels = 0;
500 engine->fifo.init = nouveau_stub_init;
501 engine->fifo.takedown = nouveau_stub_takedown;
502 engine->fifo.disable = nvc0_fifo_disable;
503 engine->fifo.enable = nvc0_fifo_enable;
504 engine->fifo.reassign = nvc0_fifo_reassign;
505 engine->fifo.unload_context = nouveau_stub_init;
506 engine->display.early_init = nouveau_stub_init;
507 engine->display.late_takedown = nouveau_stub_takedown;
508 engine->display.create = nvd0_display_create;
509 engine->display.destroy = nvd0_display_destroy;
510 engine->display.init = nvd0_display_init;
511 engine->display.fini = nvd0_display_fini;
512 engine->gpio.init = nv50_gpio_init;
513 engine->gpio.fini = nv50_gpio_fini;
514 engine->gpio.drive = nvd0_gpio_drive;
515 engine->gpio.sense = nvd0_gpio_sense;
516 engine->gpio.irq_enable = nv50_gpio_irq_enable;
517 engine->vram.init = nvc0_vram_init;
518 engine->vram.takedown = nv50_vram_fini;
519 engine->vram.get = nvc0_vram_new;
520 engine->vram.put = nv50_vram_del;
521 engine->vram.flags_valid = nvc0_vram_flags_valid;
524 NV_ERROR(dev, "NV%02x unsupported\n", dev_priv->chipset);
529 if (nouveau_modeset == 2) {
530 engine->display.early_init = nouveau_stub_init;
531 engine->display.late_takedown = nouveau_stub_takedown;
532 engine->display.create = nouveau_stub_init;
533 engine->display.init = nouveau_stub_init;
534 engine->display.destroy = nouveau_stub_takedown;
541 nouveau_vga_set_decode(void *priv, bool state)
543 struct drm_device *dev = priv;
544 struct drm_nouveau_private *dev_priv = dev->dev_private;
546 if (dev_priv->chipset >= 0x40)
547 nv_wr32(dev, 0x88054, state);
549 nv_wr32(dev, 0x1854, state);
552 return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM |
553 VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
555 return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
558 static void nouveau_switcheroo_set_state(struct pci_dev *pdev,
559 enum vga_switcheroo_state state)
561 struct drm_device *dev = pci_get_drvdata(pdev);
562 pm_message_t pmm = { .event = PM_EVENT_SUSPEND };
563 if (state == VGA_SWITCHEROO_ON) {
564 printk(KERN_ERR "VGA switcheroo: switched nouveau on\n");
565 dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
566 nouveau_pci_resume(pdev);
567 drm_kms_helper_poll_enable(dev);
568 dev->switch_power_state = DRM_SWITCH_POWER_ON;
570 printk(KERN_ERR "VGA switcheroo: switched nouveau off\n");
571 dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
572 drm_kms_helper_poll_disable(dev);
573 nouveau_switcheroo_optimus_dsm();
574 nouveau_pci_suspend(pdev, pmm);
575 dev->switch_power_state = DRM_SWITCH_POWER_OFF;
579 static void nouveau_switcheroo_reprobe(struct pci_dev *pdev)
581 struct drm_device *dev = pci_get_drvdata(pdev);
582 nouveau_fbcon_output_poll_changed(dev);
585 static bool nouveau_switcheroo_can_switch(struct pci_dev *pdev)
587 struct drm_device *dev = pci_get_drvdata(pdev);
590 spin_lock(&dev->count_lock);
591 can_switch = (dev->open_count == 0);
592 spin_unlock(&dev->count_lock);
597 nouveau_card_channel_fini(struct drm_device *dev)
599 struct drm_nouveau_private *dev_priv = dev->dev_private;
601 if (dev_priv->channel)
602 nouveau_channel_put_unlocked(&dev_priv->channel);
606 nouveau_card_channel_init(struct drm_device *dev)
608 struct drm_nouveau_private *dev_priv = dev->dev_private;
609 struct nouveau_channel *chan;
612 ret = nouveau_channel_alloc(dev, &chan, NULL, NvDmaFB, NvDmaTT);
613 dev_priv->channel = chan;
617 mutex_unlock(&dev_priv->channel->mutex);
619 if (dev_priv->card_type <= NV_50) {
620 if (dev_priv->card_type < NV_50)
625 ret = nouveau_gpuobj_gr_new(chan, NvM2MF, oclass);
629 ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfe0, 0x1000,
634 ret = RING_SPACE(chan, 6);
638 BEGIN_RING(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_NAME, 1);
639 OUT_RING (chan, NvM2MF);
640 BEGIN_RING(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_DMA_NOTIFY, 3);
641 OUT_RING (chan, NvNotify0);
642 OUT_RING (chan, chan->vram_handle);
643 OUT_RING (chan, chan->gart_handle);
645 if (dev_priv->card_type <= NV_D0) {
646 ret = nouveau_gpuobj_gr_new(chan, 0x9039, 0x9039);
650 ret = RING_SPACE(chan, 2);
654 BEGIN_NVC0(chan, 2, NvSubM2MF, 0x0000, 1);
655 OUT_RING (chan, 0x00009039);
661 nouveau_card_channel_fini(dev);
666 nouveau_card_init(struct drm_device *dev)
668 struct drm_nouveau_private *dev_priv = dev->dev_private;
669 struct nouveau_engine *engine;
672 vga_client_register(dev->pdev, dev, NULL, nouveau_vga_set_decode);
673 vga_switcheroo_register_client(dev->pdev, nouveau_switcheroo_set_state,
674 nouveau_switcheroo_reprobe,
675 nouveau_switcheroo_can_switch);
677 /* Initialise internal driver API hooks */
678 ret = nouveau_init_engine_ptrs(dev);
681 engine = &dev_priv->engine;
682 spin_lock_init(&dev_priv->channels.lock);
683 spin_lock_init(&dev_priv->tile.lock);
684 spin_lock_init(&dev_priv->context_switch_lock);
685 spin_lock_init(&dev_priv->vm_lock);
687 /* Make the CRTCs and I2C buses accessible */
688 ret = engine->display.early_init(dev);
692 /* Parse BIOS tables / Run init tables if card not POSTed */
693 ret = nouveau_bios_init(dev);
695 goto out_display_early;
697 /* workaround an odd issue on nvc1 by disabling the device's
698 * nosnoop capability. hopefully won't cause issues until a
699 * better fix is found - assuming there is one...
701 if (dev_priv->chipset == 0xc1) {
702 nv_mask(dev, 0x00088080, 0x00000800, 0x00000000);
706 ret = engine->mc.init(dev);
711 ret = engine->timer.init(dev);
716 ret = engine->fb.init(dev);
720 ret = engine->vram.init(dev);
725 ret = nouveau_gpio_create(dev);
729 ret = nouveau_gpuobj_init(dev);
733 ret = engine->instmem.init(dev);
737 ret = nouveau_mem_vram_init(dev);
741 ret = nouveau_mem_gart_init(dev);
745 if (!dev_priv->noaccel) {
746 switch (dev_priv->card_type) {
748 nv04_graph_create(dev);
751 nv10_graph_create(dev);
755 nv20_graph_create(dev);
758 nv40_graph_create(dev);
761 nv50_graph_create(dev);
765 nvc0_graph_create(dev);
771 switch (dev_priv->chipset) {
778 nv84_crypt_create(dev);
783 nv98_crypt_create(dev);
787 switch (dev_priv->card_type) {
789 switch (dev_priv->chipset) {
794 nva3_copy_create(dev);
799 nvc0_copy_create(dev, 0);
800 nvc0_copy_create(dev, 1);
806 if (dev_priv->chipset >= 0xa3 || dev_priv->chipset == 0x98) {
807 nv84_bsp_create(dev);
809 nv98_ppp_create(dev);
811 if (dev_priv->chipset >= 0x84) {
812 nv50_mpeg_create(dev);
813 nv84_bsp_create(dev);
816 if (dev_priv->chipset >= 0x50) {
817 nv50_mpeg_create(dev);
819 if (dev_priv->card_type == NV_40 ||
820 dev_priv->chipset == 0x31 ||
821 dev_priv->chipset == 0x34 ||
822 dev_priv->chipset == 0x36) {
823 nv31_mpeg_create(dev);
826 for (e = 0; e < NVOBJ_ENGINE_NR; e++) {
827 if (dev_priv->eng[e]) {
828 ret = dev_priv->eng[e]->init(dev, e);
835 ret = engine->fifo.init(dev);
840 ret = nouveau_irq_init(dev);
844 ret = nouveau_display_create(dev);
848 nouveau_backlight_init(dev);
849 nouveau_pm_init(dev);
851 ret = nouveau_fence_init(dev);
855 if (dev_priv->eng[NVOBJ_ENGINE_GR]) {
856 ret = nouveau_card_channel_init(dev);
861 if (dev->mode_config.num_crtc) {
862 ret = nouveau_display_init(dev);
866 nouveau_fbcon_init(dev);
872 nouveau_card_channel_fini(dev);
874 nouveau_fence_fini(dev);
876 nouveau_pm_fini(dev);
877 nouveau_backlight_exit(dev);
878 nouveau_display_destroy(dev);
880 nouveau_irq_fini(dev);
882 if (!dev_priv->noaccel)
883 engine->fifo.takedown(dev);
885 if (!dev_priv->noaccel) {
886 for (e = e - 1; e >= 0; e--) {
887 if (!dev_priv->eng[e])
889 dev_priv->eng[e]->fini(dev, e, false);
890 dev_priv->eng[e]->destroy(dev,e );
893 nouveau_mem_gart_fini(dev);
895 nouveau_mem_vram_fini(dev);
897 engine->instmem.takedown(dev);
899 nouveau_gpuobj_takedown(dev);
901 nouveau_gpio_destroy(dev);
903 engine->vram.takedown(dev);
905 engine->fb.takedown(dev);
907 engine->timer.takedown(dev);
909 engine->mc.takedown(dev);
911 nouveau_bios_takedown(dev);
913 engine->display.late_takedown(dev);
915 vga_client_register(dev->pdev, NULL, NULL, NULL);
919 static void nouveau_card_takedown(struct drm_device *dev)
921 struct drm_nouveau_private *dev_priv = dev->dev_private;
922 struct nouveau_engine *engine = &dev_priv->engine;
925 if (dev->mode_config.num_crtc) {
926 nouveau_fbcon_fini(dev);
927 nouveau_display_fini(dev);
930 nouveau_card_channel_fini(dev);
931 nouveau_fence_fini(dev);
932 nouveau_pm_fini(dev);
933 nouveau_backlight_exit(dev);
934 nouveau_display_destroy(dev);
936 if (!dev_priv->noaccel) {
937 engine->fifo.takedown(dev);
938 for (e = NVOBJ_ENGINE_NR - 1; e >= 0; e--) {
939 if (dev_priv->eng[e]) {
940 dev_priv->eng[e]->fini(dev, e, false);
941 dev_priv->eng[e]->destroy(dev,e );
946 if (dev_priv->vga_ram) {
947 nouveau_bo_unpin(dev_priv->vga_ram);
948 nouveau_bo_ref(NULL, &dev_priv->vga_ram);
951 mutex_lock(&dev->struct_mutex);
952 ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_VRAM);
953 ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_TT);
954 mutex_unlock(&dev->struct_mutex);
955 nouveau_mem_gart_fini(dev);
956 nouveau_mem_vram_fini(dev);
958 engine->instmem.takedown(dev);
959 nouveau_gpuobj_takedown(dev);
961 nouveau_gpio_destroy(dev);
962 engine->vram.takedown(dev);
963 engine->fb.takedown(dev);
964 engine->timer.takedown(dev);
965 engine->mc.takedown(dev);
967 nouveau_bios_takedown(dev);
968 engine->display.late_takedown(dev);
970 nouveau_irq_fini(dev);
972 vga_client_register(dev->pdev, NULL, NULL, NULL);
976 nouveau_open(struct drm_device *dev, struct drm_file *file_priv)
978 struct drm_nouveau_private *dev_priv = dev->dev_private;
979 struct nouveau_fpriv *fpriv;
982 fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
983 if (unlikely(!fpriv))
986 spin_lock_init(&fpriv->lock);
987 INIT_LIST_HEAD(&fpriv->channels);
989 if (dev_priv->card_type == NV_50) {
990 ret = nouveau_vm_new(dev, 0, (1ULL << 40), 0x0020000000ULL,
997 if (dev_priv->card_type >= NV_C0) {
998 ret = nouveau_vm_new(dev, 0, (1ULL << 40), 0x0008000000ULL,
1006 file_priv->driver_priv = fpriv;
1010 /* here a client dies, release the stuff that was allocated for its
1012 void nouveau_preclose(struct drm_device *dev, struct drm_file *file_priv)
1014 nouveau_channel_cleanup(dev, file_priv);
1018 nouveau_postclose(struct drm_device *dev, struct drm_file *file_priv)
1020 struct nouveau_fpriv *fpriv = nouveau_fpriv(file_priv);
1021 nouveau_vm_ref(NULL, &fpriv->vm, NULL);
1025 /* first module load, setup the mmio/fb mapping */
1026 /* KMS: we need mmio at load time, not when the first drm client opens. */
1027 int nouveau_firstopen(struct drm_device *dev)
1032 /* if we have an OF card, copy vbios to RAMIN */
1033 static void nouveau_OF_copy_vbios_to_ramin(struct drm_device *dev)
1035 #if defined(__powerpc__)
1037 const uint32_t *bios;
1038 struct device_node *dn = pci_device_to_OF_node(dev->pdev);
1040 NV_INFO(dev, "Unable to get the OF node\n");
1044 bios = of_get_property(dn, "NVDA,BMP", &size);
1046 for (i = 0; i < size; i += 4)
1047 nv_wi32(dev, i, bios[i/4]);
1048 NV_INFO(dev, "OF bios successfully copied (%d bytes)\n", size);
1050 NV_INFO(dev, "Unable to get the OF bios\n");
1055 static struct apertures_struct *nouveau_get_apertures(struct drm_device *dev)
1057 struct pci_dev *pdev = dev->pdev;
1058 struct apertures_struct *aper = alloc_apertures(3);
1062 aper->ranges[0].base = pci_resource_start(pdev, 1);
1063 aper->ranges[0].size = pci_resource_len(pdev, 1);
1066 if (pci_resource_len(pdev, 2)) {
1067 aper->ranges[aper->count].base = pci_resource_start(pdev, 2);
1068 aper->ranges[aper->count].size = pci_resource_len(pdev, 2);
1072 if (pci_resource_len(pdev, 3)) {
1073 aper->ranges[aper->count].base = pci_resource_start(pdev, 3);
1074 aper->ranges[aper->count].size = pci_resource_len(pdev, 3);
1081 static int nouveau_remove_conflicting_drivers(struct drm_device *dev)
1083 struct drm_nouveau_private *dev_priv = dev->dev_private;
1084 bool primary = false;
1085 dev_priv->apertures = nouveau_get_apertures(dev);
1086 if (!dev_priv->apertures)
1090 primary = dev->pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
1093 remove_conflicting_framebuffers(dev_priv->apertures, "nouveaufb", primary);
1097 int nouveau_load(struct drm_device *dev, unsigned long flags)
1099 struct drm_nouveau_private *dev_priv;
1100 unsigned long long offset, length;
1101 uint32_t reg0 = ~0, strap;
1104 dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
1109 dev->dev_private = dev_priv;
1110 dev_priv->dev = dev;
1112 pci_set_master(dev->pdev);
1114 dev_priv->flags = flags & NOUVEAU_FLAGS;
1116 NV_DEBUG(dev, "vendor: 0x%X device: 0x%X class: 0x%X\n",
1117 dev->pci_vendor, dev->pci_device, dev->pdev->class);
1119 /* first up, map the start of mmio and determine the chipset */
1120 dev_priv->mmio = ioremap(pci_resource_start(dev->pdev, 0), PAGE_SIZE);
1121 if (dev_priv->mmio) {
1123 /* put the card into big-endian mode if it's not */
1124 if (nv_rd32(dev, NV03_PMC_BOOT_1) != 0x01000001)
1125 nv_wr32(dev, NV03_PMC_BOOT_1, 0x01000001);
1126 DRM_MEMORYBARRIER();
1129 /* determine chipset and derive architecture from it */
1130 reg0 = nv_rd32(dev, NV03_PMC_BOOT_0);
1131 if ((reg0 & 0x0f000000) > 0) {
1132 dev_priv->chipset = (reg0 & 0xff00000) >> 20;
1133 switch (dev_priv->chipset & 0xf0) {
1137 dev_priv->card_type = dev_priv->chipset & 0xf0;
1141 dev_priv->card_type = NV_40;
1147 dev_priv->card_type = NV_50;
1150 dev_priv->card_type = NV_C0;
1153 dev_priv->card_type = NV_D0;
1156 dev_priv->card_type = NV_E0;
1162 if ((reg0 & 0xff00fff0) == 0x20004000) {
1163 if (reg0 & 0x00f00000)
1164 dev_priv->chipset = 0x05;
1166 dev_priv->chipset = 0x04;
1167 dev_priv->card_type = NV_04;
1170 iounmap(dev_priv->mmio);
1173 if (!dev_priv->card_type) {
1174 NV_ERROR(dev, "unsupported chipset 0x%08x\n", reg0);
1179 NV_INFO(dev, "Detected an NV%2x generation card (0x%08x)\n",
1180 dev_priv->card_type, reg0);
1182 /* map the mmio regs, limiting the amount to preserve vmap space */
1183 offset = pci_resource_start(dev->pdev, 0);
1184 length = pci_resource_len(dev->pdev, 0);
1185 if (dev_priv->card_type < NV_E0)
1186 length = min(length, (unsigned long long)0x00800000);
1188 dev_priv->mmio = ioremap(offset, length);
1189 if (!dev_priv->mmio) {
1190 NV_ERROR(dev, "Unable to initialize the mmio mapping. "
1191 "Please report your setup to " DRIVER_EMAIL "\n");
1195 NV_DEBUG(dev, "regs mapped ok at 0x%llx\n", offset);
1197 /* determine frequency of timing crystal */
1198 strap = nv_rd32(dev, 0x101000);
1199 if ( dev_priv->chipset < 0x17 ||
1200 (dev_priv->chipset >= 0x20 && dev_priv->chipset <= 0x25))
1201 strap &= 0x00000040;
1203 strap &= 0x00400040;
1206 case 0x00000000: dev_priv->crystal = 13500; break;
1207 case 0x00000040: dev_priv->crystal = 14318; break;
1208 case 0x00400000: dev_priv->crystal = 27000; break;
1209 case 0x00400040: dev_priv->crystal = 25000; break;
1212 NV_DEBUG(dev, "crystal freq: %dKHz\n", dev_priv->crystal);
1214 /* Determine whether we'll attempt acceleration or not, some
1215 * cards are disabled by default here due to them being known
1216 * non-functional, or never been tested due to lack of hw.
1218 dev_priv->noaccel = !!nouveau_noaccel;
1219 if (nouveau_noaccel == -1) {
1220 switch (dev_priv->chipset) {
1221 case 0xd9: /* known broken */
1222 NV_INFO(dev, "acceleration disabled by default, pass "
1223 "noaccel=0 to force enable\n");
1224 dev_priv->noaccel = true;
1227 dev_priv->noaccel = false;
1232 ret = nouveau_remove_conflicting_drivers(dev);
1236 /* Map PRAMIN BAR, or on older cards, the aperture within BAR0 */
1237 if (dev_priv->card_type >= NV_40) {
1239 if (pci_resource_len(dev->pdev, ramin_bar) == 0)
1242 dev_priv->ramin_size = pci_resource_len(dev->pdev, ramin_bar);
1244 ioremap(pci_resource_start(dev->pdev, ramin_bar),
1245 dev_priv->ramin_size);
1246 if (!dev_priv->ramin) {
1247 NV_ERROR(dev, "Failed to map PRAMIN BAR\n");
1252 dev_priv->ramin_size = 1 * 1024 * 1024;
1253 dev_priv->ramin = ioremap(offset + NV_RAMIN,
1254 dev_priv->ramin_size);
1255 if (!dev_priv->ramin) {
1256 NV_ERROR(dev, "Failed to map BAR0 PRAMIN.\n");
1262 nouveau_OF_copy_vbios_to_ramin(dev);
1265 if (dev->pci_device == 0x01a0)
1266 dev_priv->flags |= NV_NFORCE;
1267 else if (dev->pci_device == 0x01f0)
1268 dev_priv->flags |= NV_NFORCE2;
1270 /* For kernel modesetting, init card now and bring up fbcon */
1271 ret = nouveau_card_init(dev);
1278 iounmap(dev_priv->ramin);
1280 iounmap(dev_priv->mmio);
1283 dev->dev_private = NULL;
1288 void nouveau_lastclose(struct drm_device *dev)
1290 vga_switcheroo_process_delayed_switch();
1293 int nouveau_unload(struct drm_device *dev)
1295 struct drm_nouveau_private *dev_priv = dev->dev_private;
1297 nouveau_card_takedown(dev);
1299 iounmap(dev_priv->mmio);
1300 iounmap(dev_priv->ramin);
1303 dev->dev_private = NULL;
1307 int nouveau_ioctl_getparam(struct drm_device *dev, void *data,
1308 struct drm_file *file_priv)
1310 struct drm_nouveau_private *dev_priv = dev->dev_private;
1311 struct drm_nouveau_getparam *getparam = data;
1313 switch (getparam->param) {
1314 case NOUVEAU_GETPARAM_CHIPSET_ID:
1315 getparam->value = dev_priv->chipset;
1317 case NOUVEAU_GETPARAM_PCI_VENDOR:
1318 getparam->value = dev->pci_vendor;
1320 case NOUVEAU_GETPARAM_PCI_DEVICE:
1321 getparam->value = dev->pci_device;
1323 case NOUVEAU_GETPARAM_BUS_TYPE:
1324 if (drm_pci_device_is_agp(dev))
1325 getparam->value = NV_AGP;
1326 else if (pci_is_pcie(dev->pdev))
1327 getparam->value = NV_PCIE;
1329 getparam->value = NV_PCI;
1331 case NOUVEAU_GETPARAM_FB_SIZE:
1332 getparam->value = dev_priv->fb_available_size;
1334 case NOUVEAU_GETPARAM_AGP_SIZE:
1335 getparam->value = dev_priv->gart_info.aper_size;
1337 case NOUVEAU_GETPARAM_VM_VRAM_BASE:
1338 getparam->value = 0; /* deprecated */
1340 case NOUVEAU_GETPARAM_PTIMER_TIME:
1341 getparam->value = dev_priv->engine.timer.read(dev);
1343 case NOUVEAU_GETPARAM_HAS_BO_USAGE:
1344 getparam->value = 1;
1346 case NOUVEAU_GETPARAM_HAS_PAGEFLIP:
1347 getparam->value = 1;
1349 case NOUVEAU_GETPARAM_GRAPH_UNITS:
1350 /* NV40 and NV50 versions are quite different, but register
1351 * address is the same. User is supposed to know the card
1352 * family anyway... */
1353 if (dev_priv->chipset >= 0x40) {
1354 getparam->value = nv_rd32(dev, NV40_PMC_GRAPH_UNITS);
1359 NV_DEBUG(dev, "unknown parameter %lld\n", getparam->param);
1367 nouveau_ioctl_setparam(struct drm_device *dev, void *data,
1368 struct drm_file *file_priv)
1370 struct drm_nouveau_setparam *setparam = data;
1372 switch (setparam->param) {
1374 NV_DEBUG(dev, "unknown parameter %lld\n", setparam->param);
1381 /* Wait until (value(reg) & mask) == val, up until timeout has hit */
1383 nouveau_wait_eq(struct drm_device *dev, uint64_t timeout,
1384 uint32_t reg, uint32_t mask, uint32_t val)
1386 struct drm_nouveau_private *dev_priv = dev->dev_private;
1387 struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
1388 uint64_t start = ptimer->read(dev);
1391 if ((nv_rd32(dev, reg) & mask) == val)
1393 } while (ptimer->read(dev) - start < timeout);
1398 /* Wait until (value(reg) & mask) != val, up until timeout has hit */
1400 nouveau_wait_ne(struct drm_device *dev, uint64_t timeout,
1401 uint32_t reg, uint32_t mask, uint32_t val)
1403 struct drm_nouveau_private *dev_priv = dev->dev_private;
1404 struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
1405 uint64_t start = ptimer->read(dev);
1408 if ((nv_rd32(dev, reg) & mask) != val)
1410 } while (ptimer->read(dev) - start < timeout);
1415 /* Wait until cond(data) == true, up until timeout has hit */
1417 nouveau_wait_cb(struct drm_device *dev, u64 timeout,
1418 bool (*cond)(void *), void *data)
1420 struct drm_nouveau_private *dev_priv = dev->dev_private;
1421 struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
1422 u64 start = ptimer->read(dev);
1425 if (cond(data) == true)
1427 } while (ptimer->read(dev) - start < timeout);
1432 /* Waits for PGRAPH to go completely idle */
1433 bool nouveau_wait_for_idle(struct drm_device *dev)
1435 struct drm_nouveau_private *dev_priv = dev->dev_private;
1438 if (dev_priv->card_type == NV_40)
1439 mask &= ~NV40_PGRAPH_STATUS_SYNC_STALL;
1441 if (!nv_wait(dev, NV04_PGRAPH_STATUS, mask, 0)) {
1442 NV_ERROR(dev, "PGRAPH idle timed out with status 0x%08x\n",
1443 nv_rd32(dev, NV04_PGRAPH_STATUS));