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_pm.h"
40 #include "nv50_display.h"
42 static void nouveau_stub_takedown(struct drm_device *dev) {}
43 static int nouveau_stub_init(struct drm_device *dev) { return 0; }
45 static int nouveau_init_engine_ptrs(struct drm_device *dev)
47 struct drm_nouveau_private *dev_priv = dev->dev_private;
48 struct nouveau_engine *engine = &dev_priv->engine;
50 switch (dev_priv->chipset & 0xf0) {
52 engine->instmem.init = nv04_instmem_init;
53 engine->instmem.takedown = nv04_instmem_takedown;
54 engine->instmem.suspend = nv04_instmem_suspend;
55 engine->instmem.resume = nv04_instmem_resume;
56 engine->instmem.get = nv04_instmem_get;
57 engine->instmem.put = nv04_instmem_put;
58 engine->instmem.map = nv04_instmem_map;
59 engine->instmem.unmap = nv04_instmem_unmap;
60 engine->instmem.flush = nv04_instmem_flush;
61 engine->mc.init = nv04_mc_init;
62 engine->mc.takedown = nv04_mc_takedown;
63 engine->timer.init = nv04_timer_init;
64 engine->timer.read = nv04_timer_read;
65 engine->timer.takedown = nv04_timer_takedown;
66 engine->fb.init = nv04_fb_init;
67 engine->fb.takedown = nv04_fb_takedown;
68 engine->graph.init = nv04_graph_init;
69 engine->graph.takedown = nv04_graph_takedown;
70 engine->graph.fifo_access = nv04_graph_fifo_access;
71 engine->graph.channel = nv04_graph_channel;
72 engine->graph.create_context = nv04_graph_create_context;
73 engine->graph.destroy_context = nv04_graph_destroy_context;
74 engine->graph.load_context = nv04_graph_load_context;
75 engine->graph.unload_context = nv04_graph_unload_context;
76 engine->fifo.channels = 16;
77 engine->fifo.init = nv04_fifo_init;
78 engine->fifo.takedown = nv04_fifo_fini;
79 engine->fifo.disable = nv04_fifo_disable;
80 engine->fifo.enable = nv04_fifo_enable;
81 engine->fifo.reassign = nv04_fifo_reassign;
82 engine->fifo.cache_pull = nv04_fifo_cache_pull;
83 engine->fifo.channel_id = nv04_fifo_channel_id;
84 engine->fifo.create_context = nv04_fifo_create_context;
85 engine->fifo.destroy_context = nv04_fifo_destroy_context;
86 engine->fifo.load_context = nv04_fifo_load_context;
87 engine->fifo.unload_context = nv04_fifo_unload_context;
88 engine->display.early_init = nv04_display_early_init;
89 engine->display.late_takedown = nv04_display_late_takedown;
90 engine->display.create = nv04_display_create;
91 engine->display.init = nv04_display_init;
92 engine->display.destroy = nv04_display_destroy;
93 engine->gpio.init = nouveau_stub_init;
94 engine->gpio.takedown = nouveau_stub_takedown;
95 engine->gpio.get = NULL;
96 engine->gpio.set = NULL;
97 engine->gpio.irq_enable = NULL;
98 engine->pm.clock_get = nv04_pm_clock_get;
99 engine->pm.clock_pre = nv04_pm_clock_pre;
100 engine->pm.clock_set = nv04_pm_clock_set;
101 engine->crypt.init = nouveau_stub_init;
102 engine->crypt.takedown = nouveau_stub_takedown;
103 engine->vram.init = nouveau_mem_detect;
104 engine->vram.flags_valid = nouveau_mem_flags_valid;
107 engine->instmem.init = nv04_instmem_init;
108 engine->instmem.takedown = nv04_instmem_takedown;
109 engine->instmem.suspend = nv04_instmem_suspend;
110 engine->instmem.resume = nv04_instmem_resume;
111 engine->instmem.get = nv04_instmem_get;
112 engine->instmem.put = nv04_instmem_put;
113 engine->instmem.map = nv04_instmem_map;
114 engine->instmem.unmap = nv04_instmem_unmap;
115 engine->instmem.flush = nv04_instmem_flush;
116 engine->mc.init = nv04_mc_init;
117 engine->mc.takedown = nv04_mc_takedown;
118 engine->timer.init = nv04_timer_init;
119 engine->timer.read = nv04_timer_read;
120 engine->timer.takedown = nv04_timer_takedown;
121 engine->fb.init = nv10_fb_init;
122 engine->fb.takedown = nv10_fb_takedown;
123 engine->fb.init_tile_region = nv10_fb_init_tile_region;
124 engine->fb.set_tile_region = nv10_fb_set_tile_region;
125 engine->fb.free_tile_region = nv10_fb_free_tile_region;
126 engine->graph.init = nv10_graph_init;
127 engine->graph.takedown = nv10_graph_takedown;
128 engine->graph.channel = nv10_graph_channel;
129 engine->graph.create_context = nv10_graph_create_context;
130 engine->graph.destroy_context = nv10_graph_destroy_context;
131 engine->graph.fifo_access = nv04_graph_fifo_access;
132 engine->graph.load_context = nv10_graph_load_context;
133 engine->graph.unload_context = nv10_graph_unload_context;
134 engine->graph.set_tile_region = nv10_graph_set_tile_region;
135 engine->fifo.channels = 32;
136 engine->fifo.init = nv10_fifo_init;
137 engine->fifo.takedown = nv04_fifo_fini;
138 engine->fifo.disable = nv04_fifo_disable;
139 engine->fifo.enable = nv04_fifo_enable;
140 engine->fifo.reassign = nv04_fifo_reassign;
141 engine->fifo.cache_pull = nv04_fifo_cache_pull;
142 engine->fifo.channel_id = nv10_fifo_channel_id;
143 engine->fifo.create_context = nv10_fifo_create_context;
144 engine->fifo.destroy_context = nv04_fifo_destroy_context;
145 engine->fifo.load_context = nv10_fifo_load_context;
146 engine->fifo.unload_context = nv10_fifo_unload_context;
147 engine->display.early_init = nv04_display_early_init;
148 engine->display.late_takedown = nv04_display_late_takedown;
149 engine->display.create = nv04_display_create;
150 engine->display.init = nv04_display_init;
151 engine->display.destroy = nv04_display_destroy;
152 engine->gpio.init = nouveau_stub_init;
153 engine->gpio.takedown = nouveau_stub_takedown;
154 engine->gpio.get = nv10_gpio_get;
155 engine->gpio.set = nv10_gpio_set;
156 engine->gpio.irq_enable = NULL;
157 engine->pm.clock_get = nv04_pm_clock_get;
158 engine->pm.clock_pre = nv04_pm_clock_pre;
159 engine->pm.clock_set = nv04_pm_clock_set;
160 engine->crypt.init = nouveau_stub_init;
161 engine->crypt.takedown = nouveau_stub_takedown;
162 engine->vram.init = nouveau_mem_detect;
163 engine->vram.flags_valid = nouveau_mem_flags_valid;
166 engine->instmem.init = nv04_instmem_init;
167 engine->instmem.takedown = nv04_instmem_takedown;
168 engine->instmem.suspend = nv04_instmem_suspend;
169 engine->instmem.resume = nv04_instmem_resume;
170 engine->instmem.get = nv04_instmem_get;
171 engine->instmem.put = nv04_instmem_put;
172 engine->instmem.map = nv04_instmem_map;
173 engine->instmem.unmap = nv04_instmem_unmap;
174 engine->instmem.flush = nv04_instmem_flush;
175 engine->mc.init = nv04_mc_init;
176 engine->mc.takedown = nv04_mc_takedown;
177 engine->timer.init = nv04_timer_init;
178 engine->timer.read = nv04_timer_read;
179 engine->timer.takedown = nv04_timer_takedown;
180 engine->fb.init = nv10_fb_init;
181 engine->fb.takedown = nv10_fb_takedown;
182 engine->fb.init_tile_region = nv10_fb_init_tile_region;
183 engine->fb.set_tile_region = nv10_fb_set_tile_region;
184 engine->fb.free_tile_region = nv10_fb_free_tile_region;
185 engine->graph.init = nv20_graph_init;
186 engine->graph.takedown = nv20_graph_takedown;
187 engine->graph.channel = nv10_graph_channel;
188 engine->graph.create_context = nv20_graph_create_context;
189 engine->graph.destroy_context = nv20_graph_destroy_context;
190 engine->graph.fifo_access = nv04_graph_fifo_access;
191 engine->graph.load_context = nv20_graph_load_context;
192 engine->graph.unload_context = nv20_graph_unload_context;
193 engine->graph.set_tile_region = nv20_graph_set_tile_region;
194 engine->fifo.channels = 32;
195 engine->fifo.init = nv10_fifo_init;
196 engine->fifo.takedown = nv04_fifo_fini;
197 engine->fifo.disable = nv04_fifo_disable;
198 engine->fifo.enable = nv04_fifo_enable;
199 engine->fifo.reassign = nv04_fifo_reassign;
200 engine->fifo.cache_pull = nv04_fifo_cache_pull;
201 engine->fifo.channel_id = nv10_fifo_channel_id;
202 engine->fifo.create_context = nv10_fifo_create_context;
203 engine->fifo.destroy_context = nv04_fifo_destroy_context;
204 engine->fifo.load_context = nv10_fifo_load_context;
205 engine->fifo.unload_context = nv10_fifo_unload_context;
206 engine->display.early_init = nv04_display_early_init;
207 engine->display.late_takedown = nv04_display_late_takedown;
208 engine->display.create = nv04_display_create;
209 engine->display.init = nv04_display_init;
210 engine->display.destroy = nv04_display_destroy;
211 engine->gpio.init = nouveau_stub_init;
212 engine->gpio.takedown = nouveau_stub_takedown;
213 engine->gpio.get = nv10_gpio_get;
214 engine->gpio.set = nv10_gpio_set;
215 engine->gpio.irq_enable = NULL;
216 engine->pm.clock_get = nv04_pm_clock_get;
217 engine->pm.clock_pre = nv04_pm_clock_pre;
218 engine->pm.clock_set = nv04_pm_clock_set;
219 engine->crypt.init = nouveau_stub_init;
220 engine->crypt.takedown = nouveau_stub_takedown;
221 engine->vram.init = nouveau_mem_detect;
222 engine->vram.flags_valid = nouveau_mem_flags_valid;
225 engine->instmem.init = nv04_instmem_init;
226 engine->instmem.takedown = nv04_instmem_takedown;
227 engine->instmem.suspend = nv04_instmem_suspend;
228 engine->instmem.resume = nv04_instmem_resume;
229 engine->instmem.get = nv04_instmem_get;
230 engine->instmem.put = nv04_instmem_put;
231 engine->instmem.map = nv04_instmem_map;
232 engine->instmem.unmap = nv04_instmem_unmap;
233 engine->instmem.flush = nv04_instmem_flush;
234 engine->mc.init = nv04_mc_init;
235 engine->mc.takedown = nv04_mc_takedown;
236 engine->timer.init = nv04_timer_init;
237 engine->timer.read = nv04_timer_read;
238 engine->timer.takedown = nv04_timer_takedown;
239 engine->fb.init = nv30_fb_init;
240 engine->fb.takedown = nv30_fb_takedown;
241 engine->fb.init_tile_region = nv30_fb_init_tile_region;
242 engine->fb.set_tile_region = nv10_fb_set_tile_region;
243 engine->fb.free_tile_region = nv30_fb_free_tile_region;
244 engine->graph.init = nv30_graph_init;
245 engine->graph.takedown = nv20_graph_takedown;
246 engine->graph.fifo_access = nv04_graph_fifo_access;
247 engine->graph.channel = nv10_graph_channel;
248 engine->graph.create_context = nv20_graph_create_context;
249 engine->graph.destroy_context = nv20_graph_destroy_context;
250 engine->graph.load_context = nv20_graph_load_context;
251 engine->graph.unload_context = nv20_graph_unload_context;
252 engine->graph.set_tile_region = nv20_graph_set_tile_region;
253 engine->fifo.channels = 32;
254 engine->fifo.init = nv10_fifo_init;
255 engine->fifo.takedown = nv04_fifo_fini;
256 engine->fifo.disable = nv04_fifo_disable;
257 engine->fifo.enable = nv04_fifo_enable;
258 engine->fifo.reassign = nv04_fifo_reassign;
259 engine->fifo.cache_pull = nv04_fifo_cache_pull;
260 engine->fifo.channel_id = nv10_fifo_channel_id;
261 engine->fifo.create_context = nv10_fifo_create_context;
262 engine->fifo.destroy_context = nv04_fifo_destroy_context;
263 engine->fifo.load_context = nv10_fifo_load_context;
264 engine->fifo.unload_context = nv10_fifo_unload_context;
265 engine->display.early_init = nv04_display_early_init;
266 engine->display.late_takedown = nv04_display_late_takedown;
267 engine->display.create = nv04_display_create;
268 engine->display.init = nv04_display_init;
269 engine->display.destroy = nv04_display_destroy;
270 engine->gpio.init = nouveau_stub_init;
271 engine->gpio.takedown = nouveau_stub_takedown;
272 engine->gpio.get = nv10_gpio_get;
273 engine->gpio.set = nv10_gpio_set;
274 engine->gpio.irq_enable = NULL;
275 engine->pm.clock_get = nv04_pm_clock_get;
276 engine->pm.clock_pre = nv04_pm_clock_pre;
277 engine->pm.clock_set = nv04_pm_clock_set;
278 engine->pm.voltage_get = nouveau_voltage_gpio_get;
279 engine->pm.voltage_set = nouveau_voltage_gpio_set;
280 engine->crypt.init = nouveau_stub_init;
281 engine->crypt.takedown = nouveau_stub_takedown;
282 engine->vram.init = nouveau_mem_detect;
283 engine->vram.flags_valid = nouveau_mem_flags_valid;
287 engine->instmem.init = nv04_instmem_init;
288 engine->instmem.takedown = nv04_instmem_takedown;
289 engine->instmem.suspend = nv04_instmem_suspend;
290 engine->instmem.resume = nv04_instmem_resume;
291 engine->instmem.get = nv04_instmem_get;
292 engine->instmem.put = nv04_instmem_put;
293 engine->instmem.map = nv04_instmem_map;
294 engine->instmem.unmap = nv04_instmem_unmap;
295 engine->instmem.flush = nv04_instmem_flush;
296 engine->mc.init = nv40_mc_init;
297 engine->mc.takedown = nv40_mc_takedown;
298 engine->timer.init = nv04_timer_init;
299 engine->timer.read = nv04_timer_read;
300 engine->timer.takedown = nv04_timer_takedown;
301 engine->fb.init = nv40_fb_init;
302 engine->fb.takedown = nv40_fb_takedown;
303 engine->fb.init_tile_region = nv30_fb_init_tile_region;
304 engine->fb.set_tile_region = nv40_fb_set_tile_region;
305 engine->fb.free_tile_region = nv30_fb_free_tile_region;
306 engine->graph.init = nv40_graph_init;
307 engine->graph.takedown = nv40_graph_takedown;
308 engine->graph.fifo_access = nv04_graph_fifo_access;
309 engine->graph.channel = nv40_graph_channel;
310 engine->graph.create_context = nv40_graph_create_context;
311 engine->graph.destroy_context = nv40_graph_destroy_context;
312 engine->graph.load_context = nv40_graph_load_context;
313 engine->graph.unload_context = nv40_graph_unload_context;
314 engine->graph.set_tile_region = nv40_graph_set_tile_region;
315 engine->fifo.channels = 32;
316 engine->fifo.init = nv40_fifo_init;
317 engine->fifo.takedown = nv04_fifo_fini;
318 engine->fifo.disable = nv04_fifo_disable;
319 engine->fifo.enable = nv04_fifo_enable;
320 engine->fifo.reassign = nv04_fifo_reassign;
321 engine->fifo.cache_pull = nv04_fifo_cache_pull;
322 engine->fifo.channel_id = nv10_fifo_channel_id;
323 engine->fifo.create_context = nv40_fifo_create_context;
324 engine->fifo.destroy_context = nv04_fifo_destroy_context;
325 engine->fifo.load_context = nv40_fifo_load_context;
326 engine->fifo.unload_context = nv40_fifo_unload_context;
327 engine->display.early_init = nv04_display_early_init;
328 engine->display.late_takedown = nv04_display_late_takedown;
329 engine->display.create = nv04_display_create;
330 engine->display.init = nv04_display_init;
331 engine->display.destroy = nv04_display_destroy;
332 engine->gpio.init = nouveau_stub_init;
333 engine->gpio.takedown = nouveau_stub_takedown;
334 engine->gpio.get = nv10_gpio_get;
335 engine->gpio.set = nv10_gpio_set;
336 engine->gpio.irq_enable = NULL;
337 engine->pm.clock_get = nv04_pm_clock_get;
338 engine->pm.clock_pre = nv04_pm_clock_pre;
339 engine->pm.clock_set = nv04_pm_clock_set;
340 engine->pm.voltage_get = nouveau_voltage_gpio_get;
341 engine->pm.voltage_set = nouveau_voltage_gpio_set;
342 engine->pm.temp_get = nv40_temp_get;
343 engine->crypt.init = nouveau_stub_init;
344 engine->crypt.takedown = nouveau_stub_takedown;
345 engine->vram.init = nouveau_mem_detect;
346 engine->vram.flags_valid = nouveau_mem_flags_valid;
349 case 0x80: /* gotta love NVIDIA's consistency.. */
352 engine->instmem.init = nv50_instmem_init;
353 engine->instmem.takedown = nv50_instmem_takedown;
354 engine->instmem.suspend = nv50_instmem_suspend;
355 engine->instmem.resume = nv50_instmem_resume;
356 engine->instmem.get = nv50_instmem_get;
357 engine->instmem.put = nv50_instmem_put;
358 engine->instmem.map = nv50_instmem_map;
359 engine->instmem.unmap = nv50_instmem_unmap;
360 if (dev_priv->chipset == 0x50)
361 engine->instmem.flush = nv50_instmem_flush;
363 engine->instmem.flush = nv84_instmem_flush;
364 engine->mc.init = nv50_mc_init;
365 engine->mc.takedown = nv50_mc_takedown;
366 engine->timer.init = nv04_timer_init;
367 engine->timer.read = nv04_timer_read;
368 engine->timer.takedown = nv04_timer_takedown;
369 engine->fb.init = nv50_fb_init;
370 engine->fb.takedown = nv50_fb_takedown;
371 engine->graph.init = nv50_graph_init;
372 engine->graph.takedown = nv50_graph_takedown;
373 engine->graph.fifo_access = nv50_graph_fifo_access;
374 engine->graph.channel = nv50_graph_channel;
375 engine->graph.create_context = nv50_graph_create_context;
376 engine->graph.destroy_context = nv50_graph_destroy_context;
377 engine->graph.load_context = nv50_graph_load_context;
378 engine->graph.unload_context = nv50_graph_unload_context;
379 if (dev_priv->chipset == 0x50 ||
380 dev_priv->chipset == 0xac)
381 engine->graph.tlb_flush = nv50_graph_tlb_flush;
383 engine->graph.tlb_flush = nv84_graph_tlb_flush;
384 engine->fifo.channels = 128;
385 engine->fifo.init = nv50_fifo_init;
386 engine->fifo.takedown = nv50_fifo_takedown;
387 engine->fifo.disable = nv04_fifo_disable;
388 engine->fifo.enable = nv04_fifo_enable;
389 engine->fifo.reassign = nv04_fifo_reassign;
390 engine->fifo.channel_id = nv50_fifo_channel_id;
391 engine->fifo.create_context = nv50_fifo_create_context;
392 engine->fifo.destroy_context = nv50_fifo_destroy_context;
393 engine->fifo.load_context = nv50_fifo_load_context;
394 engine->fifo.unload_context = nv50_fifo_unload_context;
395 engine->fifo.tlb_flush = nv50_fifo_tlb_flush;
396 engine->display.early_init = nv50_display_early_init;
397 engine->display.late_takedown = nv50_display_late_takedown;
398 engine->display.create = nv50_display_create;
399 engine->display.init = nv50_display_init;
400 engine->display.destroy = nv50_display_destroy;
401 engine->gpio.init = nv50_gpio_init;
402 engine->gpio.takedown = nv50_gpio_fini;
403 engine->gpio.get = nv50_gpio_get;
404 engine->gpio.set = nv50_gpio_set;
405 engine->gpio.irq_register = nv50_gpio_irq_register;
406 engine->gpio.irq_unregister = nv50_gpio_irq_unregister;
407 engine->gpio.irq_enable = nv50_gpio_irq_enable;
408 switch (dev_priv->chipset) {
419 engine->pm.clock_get = nv50_pm_clock_get;
420 engine->pm.clock_pre = nv50_pm_clock_pre;
421 engine->pm.clock_set = nv50_pm_clock_set;
424 engine->pm.clock_get = nva3_pm_clock_get;
425 engine->pm.clock_pre = nva3_pm_clock_pre;
426 engine->pm.clock_set = nva3_pm_clock_set;
429 engine->pm.voltage_get = nouveau_voltage_gpio_get;
430 engine->pm.voltage_set = nouveau_voltage_gpio_set;
431 if (dev_priv->chipset >= 0x84)
432 engine->pm.temp_get = nv84_temp_get;
434 engine->pm.temp_get = nv40_temp_get;
435 switch (dev_priv->chipset) {
442 engine->crypt.init = nv84_crypt_init;
443 engine->crypt.takedown = nv84_crypt_fini;
444 engine->crypt.create_context = nv84_crypt_create_context;
445 engine->crypt.destroy_context = nv84_crypt_destroy_context;
446 engine->crypt.tlb_flush = nv84_crypt_tlb_flush;
449 engine->crypt.init = nouveau_stub_init;
450 engine->crypt.takedown = nouveau_stub_takedown;
453 engine->vram.init = nv50_vram_init;
454 engine->vram.get = nv50_vram_new;
455 engine->vram.put = nv50_vram_del;
456 engine->vram.flags_valid = nv50_vram_flags_valid;
459 engine->instmem.init = nvc0_instmem_init;
460 engine->instmem.takedown = nvc0_instmem_takedown;
461 engine->instmem.suspend = nvc0_instmem_suspend;
462 engine->instmem.resume = nvc0_instmem_resume;
463 engine->instmem.get = nv50_instmem_get;
464 engine->instmem.put = nv50_instmem_put;
465 engine->instmem.map = nv50_instmem_map;
466 engine->instmem.unmap = nv50_instmem_unmap;
467 engine->instmem.flush = nv84_instmem_flush;
468 engine->mc.init = nv50_mc_init;
469 engine->mc.takedown = nv50_mc_takedown;
470 engine->timer.init = nv04_timer_init;
471 engine->timer.read = nv04_timer_read;
472 engine->timer.takedown = nv04_timer_takedown;
473 engine->fb.init = nvc0_fb_init;
474 engine->fb.takedown = nvc0_fb_takedown;
475 engine->graph.init = nvc0_graph_init;
476 engine->graph.takedown = nvc0_graph_takedown;
477 engine->graph.fifo_access = nvc0_graph_fifo_access;
478 engine->graph.channel = nvc0_graph_channel;
479 engine->graph.create_context = nvc0_graph_create_context;
480 engine->graph.destroy_context = nvc0_graph_destroy_context;
481 engine->graph.load_context = nvc0_graph_load_context;
482 engine->graph.unload_context = nvc0_graph_unload_context;
483 engine->fifo.channels = 128;
484 engine->fifo.init = nvc0_fifo_init;
485 engine->fifo.takedown = nvc0_fifo_takedown;
486 engine->fifo.disable = nvc0_fifo_disable;
487 engine->fifo.enable = nvc0_fifo_enable;
488 engine->fifo.reassign = nvc0_fifo_reassign;
489 engine->fifo.channel_id = nvc0_fifo_channel_id;
490 engine->fifo.create_context = nvc0_fifo_create_context;
491 engine->fifo.destroy_context = nvc0_fifo_destroy_context;
492 engine->fifo.load_context = nvc0_fifo_load_context;
493 engine->fifo.unload_context = nvc0_fifo_unload_context;
494 engine->display.early_init = nv50_display_early_init;
495 engine->display.late_takedown = nv50_display_late_takedown;
496 engine->display.create = nv50_display_create;
497 engine->display.init = nv50_display_init;
498 engine->display.destroy = nv50_display_destroy;
499 engine->gpio.init = nv50_gpio_init;
500 engine->gpio.takedown = nouveau_stub_takedown;
501 engine->gpio.get = nv50_gpio_get;
502 engine->gpio.set = nv50_gpio_set;
503 engine->gpio.irq_register = nv50_gpio_irq_register;
504 engine->gpio.irq_unregister = nv50_gpio_irq_unregister;
505 engine->gpio.irq_enable = nv50_gpio_irq_enable;
506 engine->crypt.init = nouveau_stub_init;
507 engine->crypt.takedown = nouveau_stub_takedown;
508 engine->vram.init = nvc0_vram_init;
509 engine->vram.get = nvc0_vram_new;
510 engine->vram.put = nv50_vram_del;
511 engine->vram.flags_valid = nvc0_vram_flags_valid;
514 NV_ERROR(dev, "NV%02x unsupported\n", dev_priv->chipset);
522 nouveau_vga_set_decode(void *priv, bool state)
524 struct drm_device *dev = priv;
525 struct drm_nouveau_private *dev_priv = dev->dev_private;
527 if (dev_priv->chipset >= 0x40)
528 nv_wr32(dev, 0x88054, state);
530 nv_wr32(dev, 0x1854, state);
533 return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM |
534 VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
536 return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
540 nouveau_card_init_channel(struct drm_device *dev)
542 struct drm_nouveau_private *dev_priv = dev->dev_private;
545 ret = nouveau_channel_alloc(dev, &dev_priv->channel,
546 (struct drm_file *)-2, NvDmaFB, NvDmaTT);
550 mutex_unlock(&dev_priv->channel->mutex);
554 static void nouveau_switcheroo_set_state(struct pci_dev *pdev,
555 enum vga_switcheroo_state state)
557 struct drm_device *dev = pci_get_drvdata(pdev);
558 pm_message_t pmm = { .event = PM_EVENT_SUSPEND };
559 if (state == VGA_SWITCHEROO_ON) {
560 printk(KERN_ERR "VGA switcheroo: switched nouveau on\n");
561 dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
562 nouveau_pci_resume(pdev);
563 drm_kms_helper_poll_enable(dev);
564 dev->switch_power_state = DRM_SWITCH_POWER_ON;
566 printk(KERN_ERR "VGA switcheroo: switched nouveau off\n");
567 dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
568 drm_kms_helper_poll_disable(dev);
569 nouveau_pci_suspend(pdev, pmm);
570 dev->switch_power_state = DRM_SWITCH_POWER_OFF;
574 static void nouveau_switcheroo_reprobe(struct pci_dev *pdev)
576 struct drm_device *dev = pci_get_drvdata(pdev);
577 nouveau_fbcon_output_poll_changed(dev);
580 static bool nouveau_switcheroo_can_switch(struct pci_dev *pdev)
582 struct drm_device *dev = pci_get_drvdata(pdev);
585 spin_lock(&dev->count_lock);
586 can_switch = (dev->open_count == 0);
587 spin_unlock(&dev->count_lock);
592 nouveau_card_init(struct drm_device *dev)
594 struct drm_nouveau_private *dev_priv = dev->dev_private;
595 struct nouveau_engine *engine;
598 vga_client_register(dev->pdev, dev, NULL, nouveau_vga_set_decode);
599 vga_switcheroo_register_client(dev->pdev, nouveau_switcheroo_set_state,
600 nouveau_switcheroo_reprobe,
601 nouveau_switcheroo_can_switch);
603 /* Initialise internal driver API hooks */
604 ret = nouveau_init_engine_ptrs(dev);
607 engine = &dev_priv->engine;
608 spin_lock_init(&dev_priv->channels.lock);
609 spin_lock_init(&dev_priv->tile.lock);
610 spin_lock_init(&dev_priv->context_switch_lock);
612 /* Make the CRTCs and I2C buses accessible */
613 ret = engine->display.early_init(dev);
617 /* Parse BIOS tables / Run init tables if card not POSTed */
618 ret = nouveau_bios_init(dev);
620 goto out_display_early;
622 nouveau_pm_init(dev);
624 ret = nouveau_mem_vram_init(dev);
628 ret = nouveau_gpuobj_init(dev);
632 ret = engine->instmem.init(dev);
636 ret = nouveau_mem_gart_init(dev);
641 ret = engine->mc.init(dev);
646 ret = engine->gpio.init(dev);
651 ret = engine->timer.init(dev);
656 ret = engine->fb.init(dev);
661 engine->graph.accel_blocked = true;
664 ret = engine->graph.init(dev);
669 ret = engine->crypt.init(dev);
674 ret = engine->fifo.init(dev);
679 ret = engine->display.create(dev);
683 ret = drm_vblank_init(dev, nv_two_heads(dev) ? 2 : 1);
687 ret = nouveau_irq_init(dev);
691 /* what about PVIDEO/PCRTC/PRAMDAC etc? */
693 if (!engine->graph.accel_blocked) {
694 ret = nouveau_fence_init(dev);
698 ret = nouveau_card_init_channel(dev);
703 nouveau_fbcon_init(dev);
704 drm_kms_helper_poll_init(dev);
708 nouveau_fence_fini(dev);
710 nouveau_irq_fini(dev);
712 drm_vblank_cleanup(dev);
713 engine->display.destroy(dev);
715 if (!nouveau_noaccel)
716 engine->fifo.takedown(dev);
718 if (!nouveau_noaccel)
719 engine->crypt.takedown(dev);
721 if (!nouveau_noaccel)
722 engine->graph.takedown(dev);
724 engine->fb.takedown(dev);
726 engine->timer.takedown(dev);
728 engine->gpio.takedown(dev);
730 engine->mc.takedown(dev);
732 nouveau_mem_gart_fini(dev);
734 engine->instmem.takedown(dev);
736 nouveau_gpuobj_takedown(dev);
738 nouveau_mem_vram_fini(dev);
740 nouveau_pm_fini(dev);
741 nouveau_bios_takedown(dev);
743 engine->display.late_takedown(dev);
745 vga_client_register(dev->pdev, NULL, NULL, NULL);
749 static void nouveau_card_takedown(struct drm_device *dev)
751 struct drm_nouveau_private *dev_priv = dev->dev_private;
752 struct nouveau_engine *engine = &dev_priv->engine;
754 if (!engine->graph.accel_blocked) {
755 nouveau_fence_fini(dev);
756 nouveau_channel_put_unlocked(&dev_priv->channel);
759 if (!nouveau_noaccel) {
760 engine->fifo.takedown(dev);
761 engine->crypt.takedown(dev);
762 engine->graph.takedown(dev);
764 engine->fb.takedown(dev);
765 engine->timer.takedown(dev);
766 engine->gpio.takedown(dev);
767 engine->mc.takedown(dev);
768 engine->display.late_takedown(dev);
770 mutex_lock(&dev->struct_mutex);
771 ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_VRAM);
772 ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_TT);
773 mutex_unlock(&dev->struct_mutex);
774 nouveau_mem_gart_fini(dev);
776 engine->instmem.takedown(dev);
777 nouveau_gpuobj_takedown(dev);
778 nouveau_mem_vram_fini(dev);
780 nouveau_irq_fini(dev);
781 drm_vblank_cleanup(dev);
783 nouveau_pm_fini(dev);
784 nouveau_bios_takedown(dev);
786 vga_client_register(dev->pdev, NULL, NULL, NULL);
789 /* here a client dies, release the stuff that was allocated for its
791 void nouveau_preclose(struct drm_device *dev, struct drm_file *file_priv)
793 nouveau_channel_cleanup(dev, file_priv);
796 /* first module load, setup the mmio/fb mapping */
797 /* KMS: we need mmio at load time, not when the first drm client opens. */
798 int nouveau_firstopen(struct drm_device *dev)
803 /* if we have an OF card, copy vbios to RAMIN */
804 static void nouveau_OF_copy_vbios_to_ramin(struct drm_device *dev)
806 #if defined(__powerpc__)
808 const uint32_t *bios;
809 struct device_node *dn = pci_device_to_OF_node(dev->pdev);
811 NV_INFO(dev, "Unable to get the OF node\n");
815 bios = of_get_property(dn, "NVDA,BMP", &size);
817 for (i = 0; i < size; i += 4)
818 nv_wi32(dev, i, bios[i/4]);
819 NV_INFO(dev, "OF bios successfully copied (%d bytes)\n", size);
821 NV_INFO(dev, "Unable to get the OF bios\n");
826 static struct apertures_struct *nouveau_get_apertures(struct drm_device *dev)
828 struct pci_dev *pdev = dev->pdev;
829 struct apertures_struct *aper = alloc_apertures(3);
833 aper->ranges[0].base = pci_resource_start(pdev, 1);
834 aper->ranges[0].size = pci_resource_len(pdev, 1);
837 if (pci_resource_len(pdev, 2)) {
838 aper->ranges[aper->count].base = pci_resource_start(pdev, 2);
839 aper->ranges[aper->count].size = pci_resource_len(pdev, 2);
843 if (pci_resource_len(pdev, 3)) {
844 aper->ranges[aper->count].base = pci_resource_start(pdev, 3);
845 aper->ranges[aper->count].size = pci_resource_len(pdev, 3);
852 static int nouveau_remove_conflicting_drivers(struct drm_device *dev)
854 struct drm_nouveau_private *dev_priv = dev->dev_private;
855 bool primary = false;
856 dev_priv->apertures = nouveau_get_apertures(dev);
857 if (!dev_priv->apertures)
861 primary = dev->pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
864 remove_conflicting_framebuffers(dev_priv->apertures, "nouveaufb", primary);
868 int nouveau_load(struct drm_device *dev, unsigned long flags)
870 struct drm_nouveau_private *dev_priv;
872 resource_size_t mmio_start_offs;
875 dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
880 dev->dev_private = dev_priv;
883 dev_priv->flags = flags & NOUVEAU_FLAGS;
885 NV_DEBUG(dev, "vendor: 0x%X device: 0x%X class: 0x%X\n",
886 dev->pci_vendor, dev->pci_device, dev->pdev->class);
888 /* resource 0 is mmio regs */
889 /* resource 1 is linear FB */
890 /* resource 2 is RAMIN (mmio regs + 0x1000000) */
891 /* resource 6 is bios */
893 /* map the mmio regs */
894 mmio_start_offs = pci_resource_start(dev->pdev, 0);
895 dev_priv->mmio = ioremap(mmio_start_offs, 0x00800000);
896 if (!dev_priv->mmio) {
897 NV_ERROR(dev, "Unable to initialize the mmio mapping. "
898 "Please report your setup to " DRIVER_EMAIL "\n");
902 NV_DEBUG(dev, "regs mapped ok at 0x%llx\n",
903 (unsigned long long)mmio_start_offs);
906 /* Put the card in BE mode if it's not */
907 if (nv_rd32(dev, NV03_PMC_BOOT_1))
908 nv_wr32(dev, NV03_PMC_BOOT_1, 0x00000001);
913 /* Time to determine the card architecture */
914 reg0 = nv_rd32(dev, NV03_PMC_BOOT_0);
916 /* We're dealing with >=NV10 */
917 if ((reg0 & 0x0f000000) > 0) {
918 /* Bit 27-20 contain the architecture in hex */
919 dev_priv->chipset = (reg0 & 0xff00000) >> 20;
921 } else if ((reg0 & 0xff00fff0) == 0x20004000) {
922 if (reg0 & 0x00f00000)
923 dev_priv->chipset = 0x05;
925 dev_priv->chipset = 0x04;
927 dev_priv->chipset = 0xff;
929 switch (dev_priv->chipset & 0xf0) {
934 dev_priv->card_type = dev_priv->chipset & 0xf0;
938 dev_priv->card_type = NV_40;
944 dev_priv->card_type = NV_50;
947 dev_priv->card_type = NV_C0;
950 NV_INFO(dev, "Unsupported chipset 0x%08x\n", reg0);
955 NV_INFO(dev, "Detected an NV%2x generation card (0x%08x)\n",
956 dev_priv->card_type, reg0);
958 ret = nouveau_remove_conflicting_drivers(dev);
962 /* Map PRAMIN BAR, or on older cards, the aperture within BAR0 */
963 if (dev_priv->card_type >= NV_40) {
965 if (pci_resource_len(dev->pdev, ramin_bar) == 0)
968 dev_priv->ramin_size = pci_resource_len(dev->pdev, ramin_bar);
970 ioremap(pci_resource_start(dev->pdev, ramin_bar),
971 dev_priv->ramin_size);
972 if (!dev_priv->ramin) {
973 NV_ERROR(dev, "Failed to PRAMIN BAR");
978 dev_priv->ramin_size = 1 * 1024 * 1024;
979 dev_priv->ramin = ioremap(mmio_start_offs + NV_RAMIN,
980 dev_priv->ramin_size);
981 if (!dev_priv->ramin) {
982 NV_ERROR(dev, "Failed to map BAR0 PRAMIN.\n");
988 nouveau_OF_copy_vbios_to_ramin(dev);
991 if (dev->pci_device == 0x01a0)
992 dev_priv->flags |= NV_NFORCE;
993 else if (dev->pci_device == 0x01f0)
994 dev_priv->flags |= NV_NFORCE2;
996 /* For kernel modesetting, init card now and bring up fbcon */
997 ret = nouveau_card_init(dev);
1004 iounmap(dev_priv->ramin);
1006 iounmap(dev_priv->mmio);
1009 dev->dev_private = NULL;
1014 void nouveau_lastclose(struct drm_device *dev)
1016 vga_switcheroo_process_delayed_switch();
1019 int nouveau_unload(struct drm_device *dev)
1021 struct drm_nouveau_private *dev_priv = dev->dev_private;
1022 struct nouveau_engine *engine = &dev_priv->engine;
1024 drm_kms_helper_poll_fini(dev);
1025 nouveau_fbcon_fini(dev);
1026 engine->display.destroy(dev);
1027 nouveau_card_takedown(dev);
1029 iounmap(dev_priv->mmio);
1030 iounmap(dev_priv->ramin);
1033 dev->dev_private = NULL;
1037 int nouveau_ioctl_getparam(struct drm_device *dev, void *data,
1038 struct drm_file *file_priv)
1040 struct drm_nouveau_private *dev_priv = dev->dev_private;
1041 struct drm_nouveau_getparam *getparam = data;
1043 switch (getparam->param) {
1044 case NOUVEAU_GETPARAM_CHIPSET_ID:
1045 getparam->value = dev_priv->chipset;
1047 case NOUVEAU_GETPARAM_PCI_VENDOR:
1048 getparam->value = dev->pci_vendor;
1050 case NOUVEAU_GETPARAM_PCI_DEVICE:
1051 getparam->value = dev->pci_device;
1053 case NOUVEAU_GETPARAM_BUS_TYPE:
1054 if (drm_pci_device_is_agp(dev))
1055 getparam->value = NV_AGP;
1056 else if (drm_pci_device_is_pcie(dev))
1057 getparam->value = NV_PCIE;
1059 getparam->value = NV_PCI;
1061 case NOUVEAU_GETPARAM_FB_SIZE:
1062 getparam->value = dev_priv->fb_available_size;
1064 case NOUVEAU_GETPARAM_AGP_SIZE:
1065 getparam->value = dev_priv->gart_info.aper_size;
1067 case NOUVEAU_GETPARAM_VM_VRAM_BASE:
1068 getparam->value = 0; /* deprecated */
1070 case NOUVEAU_GETPARAM_PTIMER_TIME:
1071 getparam->value = dev_priv->engine.timer.read(dev);
1073 case NOUVEAU_GETPARAM_HAS_BO_USAGE:
1074 getparam->value = 1;
1076 case NOUVEAU_GETPARAM_HAS_PAGEFLIP:
1077 getparam->value = 1;
1079 case NOUVEAU_GETPARAM_GRAPH_UNITS:
1080 /* NV40 and NV50 versions are quite different, but register
1081 * address is the same. User is supposed to know the card
1082 * family anyway... */
1083 if (dev_priv->chipset >= 0x40) {
1084 getparam->value = nv_rd32(dev, NV40_PMC_GRAPH_UNITS);
1089 NV_DEBUG(dev, "unknown parameter %lld\n", getparam->param);
1097 nouveau_ioctl_setparam(struct drm_device *dev, void *data,
1098 struct drm_file *file_priv)
1100 struct drm_nouveau_setparam *setparam = data;
1102 switch (setparam->param) {
1104 NV_DEBUG(dev, "unknown parameter %lld\n", setparam->param);
1111 /* Wait until (value(reg) & mask) == val, up until timeout has hit */
1113 nouveau_wait_eq(struct drm_device *dev, uint64_t timeout,
1114 uint32_t reg, uint32_t mask, uint32_t val)
1116 struct drm_nouveau_private *dev_priv = dev->dev_private;
1117 struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
1118 uint64_t start = ptimer->read(dev);
1121 if ((nv_rd32(dev, reg) & mask) == val)
1123 } while (ptimer->read(dev) - start < timeout);
1128 /* Wait until (value(reg) & mask) != val, up until timeout has hit */
1130 nouveau_wait_ne(struct drm_device *dev, uint64_t timeout,
1131 uint32_t reg, uint32_t mask, uint32_t val)
1133 struct drm_nouveau_private *dev_priv = dev->dev_private;
1134 struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
1135 uint64_t start = ptimer->read(dev);
1138 if ((nv_rd32(dev, reg) & mask) != val)
1140 } while (ptimer->read(dev) - start < timeout);
1145 /* Waits for PGRAPH to go completely idle */
1146 bool nouveau_wait_for_idle(struct drm_device *dev)
1148 struct drm_nouveau_private *dev_priv = dev->dev_private;
1151 if (dev_priv->card_type == NV_40)
1152 mask &= ~NV40_PGRAPH_STATUS_SYNC_STALL;
1154 if (!nv_wait(dev, NV04_PGRAPH_STATUS, mask, 0)) {
1155 NV_ERROR(dev, "PGRAPH idle timed out with status 0x%08x\n",
1156 nv_rd32(dev, NV04_PGRAPH_STATUS));