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ocfs2: Make the left masklogs compat.
[taoma-kernel.git] / drivers / gpu / drm / nouveau / nvc0_graph.c
blobeb18a7e89f5b51b567964fa5a72f1f10f9324412
1 /*
2 * Copyright 2010 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Ben Skeggs
23 */
24
25 #include <linux/firmware.h>
26
27 #include "drmP.h"
28
29 #include "nouveau_drv.h"
30 #include "nouveau_mm.h"
31 #include "nvc0_graph.h"
32
33 static void nvc0_graph_isr(struct drm_device *);
34 static void nvc0_runk140_isr(struct drm_device *);
35 static int nvc0_graph_unload_context_to(struct drm_device *dev, u64 chan);
36
37 void
38 nvc0_graph_fifo_access(struct drm_device *dev, bool enabled)
39 {
40 }
41
42 struct nouveau_channel *
43 nvc0_graph_channel(struct drm_device *dev)
44 {
45 return NULL;
46 }
47
48 static int
49 nvc0_graph_construct_context(struct nouveau_channel *chan)
50 {
51 struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
52 struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
53 struct nvc0_graph_chan *grch = chan->pgraph_ctx;
54 struct drm_device *dev = chan->dev;
55 int ret, i;
56 u32 *ctx;
57
58 ctx = kmalloc(priv->grctx_size, GFP_KERNEL);
59 if (!ctx)
60 return -ENOMEM;
61
62 nvc0_graph_load_context(chan);
63
64 nv_wo32(grch->grctx, 0x1c, 1);
65 nv_wo32(grch->grctx, 0x20, 0);
66 nv_wo32(grch->grctx, 0x28, 0);
67 nv_wo32(grch->grctx, 0x2c, 0);
68 dev_priv->engine.instmem.flush(dev);
69
70 ret = nvc0_grctx_generate(chan);
71 if (ret) {
72 kfree(ctx);
73 return ret;
74 }
75
76 ret = nvc0_graph_unload_context_to(dev, chan->ramin->vinst);
77 if (ret) {
78 kfree(ctx);
79 return ret;
80 }
81
82 for (i = 0; i < priv->grctx_size; i += 4)
83 ctx[i / 4] = nv_ro32(grch->grctx, i);
84
85 priv->grctx_vals = ctx;
86 return 0;
87 }
88
89 static int
90 nvc0_graph_create_context_mmio_list(struct nouveau_channel *chan)
91 {
92 struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
93 struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
94 struct nvc0_graph_chan *grch = chan->pgraph_ctx;
95 struct drm_device *dev = chan->dev;
96 int i = 0, gpc, tp, ret;
97 u32 magic;
98
99 ret = nouveau_gpuobj_new(dev, NULL, 0x2000, 256, NVOBJ_FLAG_VM,
100 &grch->unk408004);
101 if (ret)
102 return ret;
103
104 ret = nouveau_gpuobj_new(dev, NULL, 0x8000, 256, NVOBJ_FLAG_VM,
105 &grch->unk40800c);
106 if (ret)
107 return ret;
108
109 ret = nouveau_gpuobj_new(dev, NULL, 384 * 1024, 4096,
110 NVOBJ_FLAG_VM | NVOBJ_FLAG_VM_USER,
111 &grch->unk418810);
112 if (ret)
113 return ret;
114
115 ret = nouveau_gpuobj_new(dev, NULL, 0x1000, 0, NVOBJ_FLAG_VM,
116 &grch->mmio);
117 if (ret)
118 return ret;
119
120
121 nv_wo32(grch->mmio, i++ * 4, 0x00408004);
122 nv_wo32(grch->mmio, i++ * 4, grch->unk408004->vinst >> 8);
123 nv_wo32(grch->mmio, i++ * 4, 0x00408008);
124 nv_wo32(grch->mmio, i++ * 4, 0x80000018);
125
126 nv_wo32(grch->mmio, i++ * 4, 0x0040800c);
127 nv_wo32(grch->mmio, i++ * 4, grch->unk40800c->vinst >> 8);
128 nv_wo32(grch->mmio, i++ * 4, 0x00408010);
129 nv_wo32(grch->mmio, i++ * 4, 0x80000000);
130
131 nv_wo32(grch->mmio, i++ * 4, 0x00418810);
132 nv_wo32(grch->mmio, i++ * 4, 0x80000000 | grch->unk418810->vinst >> 12);
133 nv_wo32(grch->mmio, i++ * 4, 0x00419848);
134 nv_wo32(grch->mmio, i++ * 4, 0x10000000 | grch->unk418810->vinst >> 12);
135
136 nv_wo32(grch->mmio, i++ * 4, 0x00419004);
137 nv_wo32(grch->mmio, i++ * 4, grch->unk40800c->vinst >> 8);
138 nv_wo32(grch->mmio, i++ * 4, 0x00419008);
139 nv_wo32(grch->mmio, i++ * 4, 0x00000000);
140
141 nv_wo32(grch->mmio, i++ * 4, 0x00418808);
142 nv_wo32(grch->mmio, i++ * 4, grch->unk408004->vinst >> 8);
143 nv_wo32(grch->mmio, i++ * 4, 0x0041880c);
144 nv_wo32(grch->mmio, i++ * 4, 0x80000018);
145
146 magic = 0x02180000;
147 nv_wo32(grch->mmio, i++ * 4, 0x00405830);
148 nv_wo32(grch->mmio, i++ * 4, magic);
149 for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
150 for (tp = 0; tp < priv->tp_nr[gpc]; tp++, magic += 0x02fc) {
151 u32 reg = 0x504520 + (gpc * 0x8000) + (tp * 0x0800);
152 nv_wo32(grch->mmio, i++ * 4, reg);
153 nv_wo32(grch->mmio, i++ * 4, magic);
154 }
155 }
156
157 grch->mmio_nr = i / 2;
158 return 0;
159 }
160
161 int
162 nvc0_graph_create_context(struct nouveau_channel *chan)
163 {
164 struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
165 struct nouveau_instmem_engine *pinstmem = &dev_priv->engine.instmem;
166 struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
167 struct nvc0_graph_priv *priv = pgraph->priv;
168 struct nvc0_graph_chan *grch;
169 struct drm_device *dev = chan->dev;
170 struct nouveau_gpuobj *grctx;
171 int ret, i;
172
173 chan->pgraph_ctx = kzalloc(sizeof(*grch), GFP_KERNEL);
174 if (!chan->pgraph_ctx)
175 return -ENOMEM;
176 grch = chan->pgraph_ctx;
177
178 ret = nouveau_gpuobj_new(dev, NULL, priv->grctx_size, 256,
179 NVOBJ_FLAG_VM | NVOBJ_FLAG_ZERO_ALLOC,
180 &grch->grctx);
181 if (ret)
182 goto error;
183 chan->ramin_grctx = grch->grctx;
184 grctx = grch->grctx;
185
186 ret = nvc0_graph_create_context_mmio_list(chan);
187 if (ret)
188 goto error;
189
190 nv_wo32(chan->ramin, 0x0210, lower_32_bits(grctx->vinst) | 4);
191 nv_wo32(chan->ramin, 0x0214, upper_32_bits(grctx->vinst));
192 pinstmem->flush(dev);
193
194 if (!priv->grctx_vals) {
195 ret = nvc0_graph_construct_context(chan);
196 if (ret)
197 goto error;
198 }
199
200 for (i = 0; i < priv->grctx_size; i += 4)
201 nv_wo32(grctx, i, priv->grctx_vals[i / 4]);
202
203 nv_wo32(grctx, 0xf4, 0);
204 nv_wo32(grctx, 0xf8, 0);
205 nv_wo32(grctx, 0x10, grch->mmio_nr);
206 nv_wo32(grctx, 0x14, lower_32_bits(grch->mmio->vinst));
207 nv_wo32(grctx, 0x18, upper_32_bits(grch->mmio->vinst));
208 nv_wo32(grctx, 0x1c, 1);
209 nv_wo32(grctx, 0x20, 0);
210 nv_wo32(grctx, 0x28, 0);
211 nv_wo32(grctx, 0x2c, 0);
212 pinstmem->flush(dev);
213 return 0;
214
215 error:
216 pgraph->destroy_context(chan);
217 return ret;
218 }
219
220 void
221 nvc0_graph_destroy_context(struct nouveau_channel *chan)
222 {
223 struct nvc0_graph_chan *grch;
224
225 grch = chan->pgraph_ctx;
226 chan->pgraph_ctx = NULL;
227 if (!grch)
228 return;
229
230 nouveau_gpuobj_ref(NULL, &grch->mmio);
231 nouveau_gpuobj_ref(NULL, &grch->unk418810);
232 nouveau_gpuobj_ref(NULL, &grch->unk40800c);
233 nouveau_gpuobj_ref(NULL, &grch->unk408004);
234 nouveau_gpuobj_ref(NULL, &grch->grctx);
235 chan->ramin_grctx = NULL;
236 }
237
238 int
239 nvc0_graph_load_context(struct nouveau_channel *chan)
240 {
241 struct drm_device *dev = chan->dev;
242
243 nv_wr32(dev, 0x409840, 0x00000030);
244 nv_wr32(dev, 0x409500, 0x80000000 | chan->ramin->vinst >> 12);
245 nv_wr32(dev, 0x409504, 0x00000003);
246 if (!nv_wait(dev, 0x409800, 0x00000010, 0x00000010))
247 NV_ERROR(dev, "PGRAPH: load_ctx timeout\n");
248
249 return 0;
250 }
251
252 static int
253 nvc0_graph_unload_context_to(struct drm_device *dev, u64 chan)
254 {
255 nv_wr32(dev, 0x409840, 0x00000003);
256 nv_wr32(dev, 0x409500, 0x80000000 | chan >> 12);
257 nv_wr32(dev, 0x409504, 0x00000009);
258 if (!nv_wait(dev, 0x409800, 0x00000001, 0x00000000)) {
259 NV_ERROR(dev, "PGRAPH: unload_ctx timeout\n");
260 return -EBUSY;
261 }
262
263 return 0;
264 }
265
266 int
267 nvc0_graph_unload_context(struct drm_device *dev)
268 {
269 u64 inst = (u64)(nv_rd32(dev, 0x409b00) & 0x0fffffff) << 12;
270 return nvc0_graph_unload_context_to(dev, inst);
271 }
272
273 static void
274 nvc0_graph_destroy(struct drm_device *dev)
275 {
276 struct drm_nouveau_private *dev_priv = dev->dev_private;
277 struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
278 struct nvc0_graph_priv *priv;
279
280 priv = pgraph->priv;
281 if (!priv)
282 return;
283
284 nouveau_irq_unregister(dev, 12);
285 nouveau_irq_unregister(dev, 25);
286
287 nouveau_gpuobj_ref(NULL, &priv->unk4188b8);
288 nouveau_gpuobj_ref(NULL, &priv->unk4188b4);
289
290 if (priv->grctx_vals)
291 kfree(priv->grctx_vals);
292 kfree(priv);
293 }
294
295 void
296 nvc0_graph_takedown(struct drm_device *dev)
297 {
298 nvc0_graph_destroy(dev);
299 }
300
301 static int
302 nvc0_graph_create(struct drm_device *dev)
303 {
304 struct drm_nouveau_private *dev_priv = dev->dev_private;
305 struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
306 struct nvc0_graph_priv *priv;
307 int ret, gpc, i;
308
309 priv = kzalloc(sizeof(*priv), GFP_KERNEL);
310 if (!priv)
311 return -ENOMEM;
312 pgraph->priv = priv;
313
314 ret = nouveau_gpuobj_new(dev, NULL, 0x1000, 256, 0, &priv->unk4188b4);
315 if (ret)
316 goto error;
317
318 ret = nouveau_gpuobj_new(dev, NULL, 0x1000, 256, 0, &priv->unk4188b8);
319 if (ret)
320 goto error;
321
322 for (i = 0; i < 0x1000; i += 4) {
323 nv_wo32(priv->unk4188b4, i, 0x00000010);
324 nv_wo32(priv->unk4188b8, i, 0x00000010);
325 }
326
327 priv->gpc_nr = nv_rd32(dev, 0x409604) & 0x0000001f;
328 priv->rop_nr = (nv_rd32(dev, 0x409604) & 0x001f0000) >> 16;
329 for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
330 priv->tp_nr[gpc] = nv_rd32(dev, GPC_UNIT(gpc, 0x2608));
331 priv->tp_total += priv->tp_nr[gpc];
332 }
333
334 /*XXX: these need figuring out... */
335 switch (dev_priv->chipset) {
336 case 0xc0:
337 if (priv->tp_total == 11) { /* 465, 3/4/4/0, 4 */
338 priv->magic_not_rop_nr = 0x07;
339 /* filled values up to tp_total, the rest 0 */
340 priv->magicgpc980[0] = 0x22111000;
341 priv->magicgpc980[1] = 0x00000233;
342 priv->magicgpc980[2] = 0x00000000;
343 priv->magicgpc980[3] = 0x00000000;
344 priv->magicgpc918 = 0x000ba2e9;
345 } else
346 if (priv->tp_total == 14) { /* 470, 3/3/4/4, 5 */
347 priv->magic_not_rop_nr = 0x05;
348 priv->magicgpc980[0] = 0x11110000;
349 priv->magicgpc980[1] = 0x00233222;
350 priv->magicgpc980[2] = 0x00000000;
351 priv->magicgpc980[3] = 0x00000000;
352 priv->magicgpc918 = 0x00092493;
353 } else
354 if (priv->tp_total == 15) { /* 480, 3/4/4/4, 6 */
355 priv->magic_not_rop_nr = 0x06;
356 priv->magicgpc980[0] = 0x11110000;
357 priv->magicgpc980[1] = 0x03332222;
358 priv->magicgpc980[2] = 0x00000000;
359 priv->magicgpc980[3] = 0x00000000;
360 priv->magicgpc918 = 0x00088889;
361 }
362 break;
363 case 0xc3: /* 450, 4/0/0/0, 2 */
364 priv->magic_not_rop_nr = 0x03;
365 priv->magicgpc980[0] = 0x00003210;
366 priv->magicgpc980[1] = 0x00000000;
367 priv->magicgpc980[2] = 0x00000000;
368 priv->magicgpc980[3] = 0x00000000;
369 priv->magicgpc918 = 0x00200000;
370 break;
371 case 0xc4: /* 460, 3/4/0/0, 4 */
372 priv->magic_not_rop_nr = 0x01;
373 priv->magicgpc980[0] = 0x02321100;
374 priv->magicgpc980[1] = 0x00000000;
375 priv->magicgpc980[2] = 0x00000000;
376 priv->magicgpc980[3] = 0x00000000;
377 priv->magicgpc918 = 0x00124925;
378 break;
379 }
380
381 if (!priv->magic_not_rop_nr) {
382 NV_ERROR(dev, "PGRAPH: unknown config: %d/%d/%d/%d, %d\n",
383 priv->tp_nr[0], priv->tp_nr[1], priv->tp_nr[2],
384 priv->tp_nr[3], priv->rop_nr);
385 /* use 0xc3's values... */
386 priv->magic_not_rop_nr = 0x03;
387 priv->magicgpc980[0] = 0x00003210;
388 priv->magicgpc980[1] = 0x00000000;
389 priv->magicgpc980[2] = 0x00000000;
390 priv->magicgpc980[3] = 0x00000000;
391 priv->magicgpc918 = 0x00200000;
392 }
393
394 nouveau_irq_register(dev, 12, nvc0_graph_isr);
395 nouveau_irq_register(dev, 25, nvc0_runk140_isr);
396 NVOBJ_CLASS(dev, 0x902d, GR); /* 2D */
397 NVOBJ_CLASS(dev, 0x9039, GR); /* M2MF */
398 NVOBJ_CLASS(dev, 0x9097, GR); /* 3D */
399 NVOBJ_CLASS(dev, 0x90c0, GR); /* COMPUTE */
400 return 0;
401
402 error:
403 nvc0_graph_destroy(dev);
404 return ret;
405 }
406
407 static void
408 nvc0_graph_init_obj418880(struct drm_device *dev)
409 {
410 struct drm_nouveau_private *dev_priv = dev->dev_private;
411 struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
412 struct nvc0_graph_priv *priv = pgraph->priv;
413 int i;
414
415 nv_wr32(dev, GPC_BCAST(0x0880), 0x00000000);
416 nv_wr32(dev, GPC_BCAST(0x08a4), 0x00000000);
417 for (i = 0; i < 4; i++)
418 nv_wr32(dev, GPC_BCAST(0x0888) + (i * 4), 0x00000000);
419 nv_wr32(dev, GPC_BCAST(0x08b4), priv->unk4188b4->vinst >> 8);
420 nv_wr32(dev, GPC_BCAST(0x08b8), priv->unk4188b8->vinst >> 8);
421 }
422
423 static void
424 nvc0_graph_init_regs(struct drm_device *dev)
425 {
426 nv_wr32(dev, 0x400080, 0x003083c2);
427 nv_wr32(dev, 0x400088, 0x00006fe7);
428 nv_wr32(dev, 0x40008c, 0x00000000);
429 nv_wr32(dev, 0x400090, 0x00000030);
430 nv_wr32(dev, 0x40013c, 0x013901f7);
431 nv_wr32(dev, 0x400140, 0x00000100);
432 nv_wr32(dev, 0x400144, 0x00000000);
433 nv_wr32(dev, 0x400148, 0x00000110);
434 nv_wr32(dev, 0x400138, 0x00000000);
435 nv_wr32(dev, 0x400130, 0x00000000);
436 nv_wr32(dev, 0x400134, 0x00000000);
437 nv_wr32(dev, 0x400124, 0x00000002);
438 }
439
440 static void
441 nvc0_graph_init_gpc_0(struct drm_device *dev)
442 {
443 struct drm_nouveau_private *dev_priv = dev->dev_private;
444 struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
445 int gpc;
446
447 // TP ROP UNKVAL(magic_not_rop_nr)
448 // 450: 4/0/0/0 2 3
449 // 460: 3/4/0/0 4 1
450 // 465: 3/4/4/0 4 7
451 // 470: 3/3/4/4 5 5
452 // 480: 3/4/4/4 6 6
453
454 // magicgpc918
455 // 450: 00200000 00000000001000000000000000000000
456 // 460: 00124925 00000000000100100100100100100101
457 // 465: 000ba2e9 00000000000010111010001011101001
458 // 470: 00092493 00000000000010010010010010010011
459 // 480: 00088889 00000000000010001000100010001001
460
461 /* filled values up to tp_total, remainder 0 */
462 // 450: 00003210 00000000 00000000 00000000
463 // 460: 02321100 00000000 00000000 00000000
464 // 465: 22111000 00000233 00000000 00000000
465 // 470: 11110000 00233222 00000000 00000000
466 // 480: 11110000 03332222 00000000 00000000
467
468 nv_wr32(dev, GPC_BCAST(0x0980), priv->magicgpc980[0]);
469 nv_wr32(dev, GPC_BCAST(0x0984), priv->magicgpc980[1]);
470 nv_wr32(dev, GPC_BCAST(0x0988), priv->magicgpc980[2]);
471 nv_wr32(dev, GPC_BCAST(0x098c), priv->magicgpc980[3]);
472
473 for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
474 nv_wr32(dev, GPC_UNIT(gpc, 0x0914), priv->magic_not_rop_nr << 8 |
475 priv->tp_nr[gpc]);
476 nv_wr32(dev, GPC_UNIT(gpc, 0x0910), 0x00040000 | priv->tp_total);
477 nv_wr32(dev, GPC_UNIT(gpc, 0x0918), priv->magicgpc918);
478 }
479
480 nv_wr32(dev, GPC_BCAST(0x1bd4), priv->magicgpc918);
481 nv_wr32(dev, GPC_BCAST(0x08ac), priv->rop_nr);
482 }
483
484 static void
485 nvc0_graph_init_units(struct drm_device *dev)
486 {
487 nv_wr32(dev, 0x409c24, 0x000f0000);
488 nv_wr32(dev, 0x404000, 0xc0000000); /* DISPATCH */
489 nv_wr32(dev, 0x404600, 0xc0000000); /* M2MF */
490 nv_wr32(dev, 0x408030, 0xc0000000);
491 nv_wr32(dev, 0x40601c, 0xc0000000);
492 nv_wr32(dev, 0x404490, 0xc0000000); /* MACRO */
493 nv_wr32(dev, 0x406018, 0xc0000000);
494 nv_wr32(dev, 0x405840, 0xc0000000);
495 nv_wr32(dev, 0x405844, 0x00ffffff);
496 nv_mask(dev, 0x419cc0, 0x00000008, 0x00000008);
497 nv_mask(dev, 0x419eb4, 0x00001000, 0x00001000);
498 }
499
500 static void
501 nvc0_graph_init_gpc_1(struct drm_device *dev)
502 {
503 struct drm_nouveau_private *dev_priv = dev->dev_private;
504 struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
505 int gpc, tp;
506
507 for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
508 nv_wr32(dev, GPC_UNIT(gpc, 0x0420), 0xc0000000);
509 nv_wr32(dev, GPC_UNIT(gpc, 0x0900), 0xc0000000);
510 nv_wr32(dev, GPC_UNIT(gpc, 0x1028), 0xc0000000);
511 nv_wr32(dev, GPC_UNIT(gpc, 0x0824), 0xc0000000);
512 for (tp = 0; tp < priv->tp_nr[gpc]; tp++) {
513 nv_wr32(dev, TP_UNIT(gpc, tp, 0x508), 0xffffffff);
514 nv_wr32(dev, TP_UNIT(gpc, tp, 0x50c), 0xffffffff);
515 nv_wr32(dev, TP_UNIT(gpc, tp, 0x224), 0xc0000000);
516 nv_wr32(dev, TP_UNIT(gpc, tp, 0x48c), 0xc0000000);
517 nv_wr32(dev, TP_UNIT(gpc, tp, 0x084), 0xc0000000);
518 nv_wr32(dev, TP_UNIT(gpc, tp, 0x644), 0x001ffffe);
519 nv_wr32(dev, TP_UNIT(gpc, tp, 0x64c), 0x0000000f);
520 }
521 nv_wr32(dev, GPC_UNIT(gpc, 0x2c90), 0xffffffff);
522 nv_wr32(dev, GPC_UNIT(gpc, 0x2c94), 0xffffffff);
523 }
524 }
525
526 static void
527 nvc0_graph_init_rop(struct drm_device *dev)
528 {
529 struct drm_nouveau_private *dev_priv = dev->dev_private;
530 struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
531 int rop;
532
533 for (rop = 0; rop < priv->rop_nr; rop++) {
534 nv_wr32(dev, ROP_UNIT(rop, 0x144), 0xc0000000);
535 nv_wr32(dev, ROP_UNIT(rop, 0x070), 0xc0000000);
536 nv_wr32(dev, ROP_UNIT(rop, 0x204), 0xffffffff);
537 nv_wr32(dev, ROP_UNIT(rop, 0x208), 0xffffffff);
538 }
539 }
540
541 static int
542 nvc0_fuc_load_fw(struct drm_device *dev, u32 fuc_base,
543 const char *code_fw, const char *data_fw)
544 {
545 const struct firmware *fw;
546 char name[32];
547 int ret, i;
548
549 snprintf(name, sizeof(name), "nouveau/%s", data_fw);
550 ret = request_firmware(&fw, name, &dev->pdev->dev);
551 if (ret) {
552 NV_ERROR(dev, "failed to load %s\n", data_fw);
553 return ret;
554 }
555
556 nv_wr32(dev, fuc_base + 0x01c0, 0x01000000);
557 for (i = 0; i < fw->size / 4; i++)
558 nv_wr32(dev, fuc_base + 0x01c4, ((u32 *)fw->data)[i]);
559 release_firmware(fw);
560
561 snprintf(name, sizeof(name), "nouveau/%s", code_fw);
562 ret = request_firmware(&fw, name, &dev->pdev->dev);
563 if (ret) {
564 NV_ERROR(dev, "failed to load %s\n", code_fw);
565 return ret;
566 }
567
568 nv_wr32(dev, fuc_base + 0x0180, 0x01000000);
569 for (i = 0; i < fw->size / 4; i++) {
570 if ((i & 0x3f) == 0)
571 nv_wr32(dev, fuc_base + 0x0188, i >> 6);
572 nv_wr32(dev, fuc_base + 0x0184, ((u32 *)fw->data)[i]);
573 }
574 release_firmware(fw);
575
576 return 0;
577 }
578
579 static int
580 nvc0_graph_init_ctxctl(struct drm_device *dev)
581 {
582 struct drm_nouveau_private *dev_priv = dev->dev_private;
583 struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
584 u32 r000260;
585 int ret;
586
587 /* load fuc microcode */
588 r000260 = nv_mask(dev, 0x000260, 0x00000001, 0x00000000);
589 ret = nvc0_fuc_load_fw(dev, 0x409000, "fuc409c", "fuc409d");
590 if (ret == 0)
591 ret = nvc0_fuc_load_fw(dev, 0x41a000, "fuc41ac", "fuc41ad");
592 nv_wr32(dev, 0x000260, r000260);
593
594 if (ret)
595 return ret;
596
597 /* start both of them running */
598 nv_wr32(dev, 0x409840, 0xffffffff);
599 nv_wr32(dev, 0x41a10c, 0x00000000);
600 nv_wr32(dev, 0x40910c, 0x00000000);
601 nv_wr32(dev, 0x41a100, 0x00000002);
602 nv_wr32(dev, 0x409100, 0x00000002);
603 if (!nv_wait(dev, 0x409800, 0x00000001, 0x00000001))
604 NV_INFO(dev, "0x409800 wait failed\n");
605
606 nv_wr32(dev, 0x409840, 0xffffffff);
607 nv_wr32(dev, 0x409500, 0x7fffffff);
608 nv_wr32(dev, 0x409504, 0x00000021);
609
610 nv_wr32(dev, 0x409840, 0xffffffff);
611 nv_wr32(dev, 0x409500, 0x00000000);
612 nv_wr32(dev, 0x409504, 0x00000010);
613 if (!nv_wait_ne(dev, 0x409800, 0xffffffff, 0x00000000)) {
614 NV_ERROR(dev, "fuc09 req 0x10 timeout\n");
615 return -EBUSY;
616 }
617 priv->grctx_size = nv_rd32(dev, 0x409800);
618
619 nv_wr32(dev, 0x409840, 0xffffffff);
620 nv_wr32(dev, 0x409500, 0x00000000);
621 nv_wr32(dev, 0x409504, 0x00000016);
622 if (!nv_wait_ne(dev, 0x409800, 0xffffffff, 0x00000000)) {
623 NV_ERROR(dev, "fuc09 req 0x16 timeout\n");
624 return -EBUSY;
625 }
626
627 nv_wr32(dev, 0x409840, 0xffffffff);
628 nv_wr32(dev, 0x409500, 0x00000000);
629 nv_wr32(dev, 0x409504, 0x00000025);
630 if (!nv_wait_ne(dev, 0x409800, 0xffffffff, 0x00000000)) {
631 NV_ERROR(dev, "fuc09 req 0x25 timeout\n");
632 return -EBUSY;
633 }
634
635 return 0;
636 }
637
638 int
639 nvc0_graph_init(struct drm_device *dev)
640 {
641 struct drm_nouveau_private *dev_priv = dev->dev_private;
642 struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
643 struct nvc0_graph_priv *priv;
644 int ret;
645
646 dev_priv->engine.graph.accel_blocked = true;
647
648 switch (dev_priv->chipset) {
649 case 0xc0:
650 case 0xc3:
651 case 0xc4:
652 break;
653 default:
654 NV_ERROR(dev, "PGRAPH: unsupported chipset, please report!\n");
655 if (nouveau_noaccel != 0)
656 return 0;
657 break;
658 }
659
660 nv_mask(dev, 0x000200, 0x18001000, 0x00000000);
661 nv_mask(dev, 0x000200, 0x18001000, 0x18001000);
662
663 if (!pgraph->priv) {
664 ret = nvc0_graph_create(dev);
665 if (ret)
666 return ret;
667 }
668 priv = pgraph->priv;
669
670 nvc0_graph_init_obj418880(dev);
671 nvc0_graph_init_regs(dev);
672 //nvc0_graph_init_unitplemented_magics(dev);
673 nvc0_graph_init_gpc_0(dev);
674 //nvc0_graph_init_unitplemented_c242(dev);
675
676 nv_wr32(dev, 0x400500, 0x00010001);
677 nv_wr32(dev, 0x400100, 0xffffffff);
678 nv_wr32(dev, 0x40013c, 0xffffffff);
679
680 nvc0_graph_init_units(dev);
681 nvc0_graph_init_gpc_1(dev);
682 nvc0_graph_init_rop(dev);
683
684 nv_wr32(dev, 0x400108, 0xffffffff);
685 nv_wr32(dev, 0x400138, 0xffffffff);
686 nv_wr32(dev, 0x400118, 0xffffffff);
687 nv_wr32(dev, 0x400130, 0xffffffff);
688 nv_wr32(dev, 0x40011c, 0xffffffff);
689 nv_wr32(dev, 0x400134, 0xffffffff);
690 nv_wr32(dev, 0x400054, 0x34ce3464);
691
692 ret = nvc0_graph_init_ctxctl(dev);
693 if (ret == 0)
694 dev_priv->engine.graph.accel_blocked = false;
695 return 0;
696 }
697
698 static int
699 nvc0_graph_isr_chid(struct drm_device *dev, u64 inst)
700 {
701 struct drm_nouveau_private *dev_priv = dev->dev_private;
702 struct nouveau_channel *chan;
703 unsigned long flags;
704 int i;
705
706 spin_lock_irqsave(&dev_priv->channels.lock, flags);
707 for (i = 0; i < dev_priv->engine.fifo.channels; i++) {
708 chan = dev_priv->channels.ptr[i];
709 if (!chan || !chan->ramin)
710 continue;
711
712 if (inst == chan->ramin->vinst)
713 break;
714 }
715 spin_unlock_irqrestore(&dev_priv->channels.lock, flags);
716 return i;
717 }
718
719 static void
720 nvc0_graph_isr(struct drm_device *dev)
721 {
722 u64 inst = (u64)(nv_rd32(dev, 0x409b00) & 0x0fffffff) << 12;
723 u32 chid = nvc0_graph_isr_chid(dev, inst);
724 u32 stat = nv_rd32(dev, 0x400100);
725 u32 addr = nv_rd32(dev, 0x400704);
726 u32 mthd = (addr & 0x00003ffc);
727 u32 subc = (addr & 0x00070000) >> 16;
728 u32 data = nv_rd32(dev, 0x400708);
729 u32 code = nv_rd32(dev, 0x400110);
730 u32 class = nv_rd32(dev, 0x404200 + (subc * 4));
731
732 if (stat & 0x00000010) {
733 NV_INFO(dev, "PGRAPH: ILLEGAL_MTHD ch %d [0x%010llx] subc %d "
734 "class 0x%04x mthd 0x%04x data 0x%08x\n",
735 chid, inst, subc, class, mthd, data);
736 nv_wr32(dev, 0x400100, 0x00000010);
737 stat &= ~0x00000010;
738 }
739
740 if (stat & 0x00000020) {
741 NV_INFO(dev, "PGRAPH: ILLEGAL_CLASS ch %d [0x%010llx] subc %d "
742 "class 0x%04x mthd 0x%04x data 0x%08x\n",
743 chid, inst, subc, class, mthd, data);
744 nv_wr32(dev, 0x400100, 0x00000020);
745 stat &= ~0x00000020;
746 }
747
748 if (stat & 0x00100000) {
749 NV_INFO(dev, "PGRAPH: DATA_ERROR [");
750 nouveau_enum_print(nv50_data_error_names, code);
751 printk("] ch %d [0x%010llx] subc %d class 0x%04x "
752 "mthd 0x%04x data 0x%08x\n",
753 chid, inst, subc, class, mthd, data);
754 nv_wr32(dev, 0x400100, 0x00100000);
755 stat &= ~0x00100000;
756 }
757
758 if (stat & 0x00200000) {
759 u32 trap = nv_rd32(dev, 0x400108);
760 NV_INFO(dev, "PGRAPH: TRAP ch %d status 0x%08x\n", chid, trap);
761 nv_wr32(dev, 0x400108, trap);
762 nv_wr32(dev, 0x400100, 0x00200000);
763 stat &= ~0x00200000;
764 }
765
766 if (stat & 0x00080000) {
767 u32 ustat = nv_rd32(dev, 0x409c18);
768
769 NV_INFO(dev, "PGRAPH: CTXCTRL ustat 0x%08x\n", ustat);
770
771 nv_wr32(dev, 0x409c20, ustat);
772 nv_wr32(dev, 0x400100, 0x00080000);
773 stat &= ~0x00080000;
774 }
775
776 if (stat) {
777 NV_INFO(dev, "PGRAPH: unknown stat 0x%08x\n", stat);
778 nv_wr32(dev, 0x400100, stat);
779 }
780
781 nv_wr32(dev, 0x400500, 0x00010001);
782 }
783
784 static void
785 nvc0_runk140_isr(struct drm_device *dev)
786 {
787 u32 units = nv_rd32(dev, 0x00017c) & 0x1f;
788
789 while (units) {
790 u32 unit = ffs(units) - 1;
791 u32 reg = 0x140000 + unit * 0x2000;
792 u32 st0 = nv_mask(dev, reg + 0x1020, 0, 0);
793 u32 st1 = nv_mask(dev, reg + 0x1420, 0, 0);
794
795 NV_INFO(dev, "PRUNK140: %d 0x%08x 0x%08x\n", unit, st0, st1);
796 units &= ~(1 << unit);
797 }
798 }
The kernel tree for Tao Ma.