xref: /linux/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c (revision 2ba9268dd603d23e17643437b2246acb6844953b)
1 /*
2  * Copyright 2012 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 #include "gf100.h"
25 #include "ctxgf100.h"
26 #include "fuc/os.h"
27 
28 #include <core/client.h>
29 #include <core/device.h>
30 #include <core/handle.h>
31 #include <core/option.h>
32 #include <engine/fifo.h>
33 #include <subdev/fb.h>
34 #include <subdev/mc.h>
35 #include <subdev/timer.h>
36 
37 #include <nvif/class.h>
38 #include <nvif/unpack.h>
39 
40 /*******************************************************************************
41  * Zero Bandwidth Clear
42  ******************************************************************************/
43 
44 static void
45 gf100_gr_zbc_clear_color(struct gf100_gr_priv *priv, int zbc)
46 {
47 	if (priv->zbc_color[zbc].format) {
48 		nv_wr32(priv, 0x405804, priv->zbc_color[zbc].ds[0]);
49 		nv_wr32(priv, 0x405808, priv->zbc_color[zbc].ds[1]);
50 		nv_wr32(priv, 0x40580c, priv->zbc_color[zbc].ds[2]);
51 		nv_wr32(priv, 0x405810, priv->zbc_color[zbc].ds[3]);
52 	}
53 	nv_wr32(priv, 0x405814, priv->zbc_color[zbc].format);
54 	nv_wr32(priv, 0x405820, zbc);
55 	nv_wr32(priv, 0x405824, 0x00000004); /* TRIGGER | WRITE | COLOR */
56 }
57 
58 static int
59 gf100_gr_zbc_color_get(struct gf100_gr_priv *priv, int format,
60 		       const u32 ds[4], const u32 l2[4])
61 {
62 	struct nvkm_ltc *ltc = nvkm_ltc(priv);
63 	int zbc = -ENOSPC, i;
64 
65 	for (i = ltc->zbc_min; i <= ltc->zbc_max; i++) {
66 		if (priv->zbc_color[i].format) {
67 			if (priv->zbc_color[i].format != format)
68 				continue;
69 			if (memcmp(priv->zbc_color[i].ds, ds, sizeof(
70 				   priv->zbc_color[i].ds)))
71 				continue;
72 			if (memcmp(priv->zbc_color[i].l2, l2, sizeof(
73 				   priv->zbc_color[i].l2))) {
74 				WARN_ON(1);
75 				return -EINVAL;
76 			}
77 			return i;
78 		} else {
79 			zbc = (zbc < 0) ? i : zbc;
80 		}
81 	}
82 
83 	if (zbc < 0)
84 		return zbc;
85 
86 	memcpy(priv->zbc_color[zbc].ds, ds, sizeof(priv->zbc_color[zbc].ds));
87 	memcpy(priv->zbc_color[zbc].l2, l2, sizeof(priv->zbc_color[zbc].l2));
88 	priv->zbc_color[zbc].format = format;
89 	ltc->zbc_color_get(ltc, zbc, l2);
90 	gf100_gr_zbc_clear_color(priv, zbc);
91 	return zbc;
92 }
93 
94 static void
95 gf100_gr_zbc_clear_depth(struct gf100_gr_priv *priv, int zbc)
96 {
97 	if (priv->zbc_depth[zbc].format)
98 		nv_wr32(priv, 0x405818, priv->zbc_depth[zbc].ds);
99 	nv_wr32(priv, 0x40581c, priv->zbc_depth[zbc].format);
100 	nv_wr32(priv, 0x405820, zbc);
101 	nv_wr32(priv, 0x405824, 0x00000005); /* TRIGGER | WRITE | DEPTH */
102 }
103 
104 static int
105 gf100_gr_zbc_depth_get(struct gf100_gr_priv *priv, int format,
106 		       const u32 ds, const u32 l2)
107 {
108 	struct nvkm_ltc *ltc = nvkm_ltc(priv);
109 	int zbc = -ENOSPC, i;
110 
111 	for (i = ltc->zbc_min; i <= ltc->zbc_max; i++) {
112 		if (priv->zbc_depth[i].format) {
113 			if (priv->zbc_depth[i].format != format)
114 				continue;
115 			if (priv->zbc_depth[i].ds != ds)
116 				continue;
117 			if (priv->zbc_depth[i].l2 != l2) {
118 				WARN_ON(1);
119 				return -EINVAL;
120 			}
121 			return i;
122 		} else {
123 			zbc = (zbc < 0) ? i : zbc;
124 		}
125 	}
126 
127 	if (zbc < 0)
128 		return zbc;
129 
130 	priv->zbc_depth[zbc].format = format;
131 	priv->zbc_depth[zbc].ds = ds;
132 	priv->zbc_depth[zbc].l2 = l2;
133 	ltc->zbc_depth_get(ltc, zbc, l2);
134 	gf100_gr_zbc_clear_depth(priv, zbc);
135 	return zbc;
136 }
137 
138 /*******************************************************************************
139  * Graphics object classes
140  ******************************************************************************/
141 
142 static int
143 gf100_fermi_mthd_zbc_color(struct nvkm_object *object, void *data, u32 size)
144 {
145 	struct gf100_gr_priv *priv = (void *)object->engine;
146 	union {
147 		struct fermi_a_zbc_color_v0 v0;
148 	} *args = data;
149 	int ret;
150 
151 	if (nvif_unpack(args->v0, 0, 0, false)) {
152 		switch (args->v0.format) {
153 		case FERMI_A_ZBC_COLOR_V0_FMT_ZERO:
154 		case FERMI_A_ZBC_COLOR_V0_FMT_UNORM_ONE:
155 		case FERMI_A_ZBC_COLOR_V0_FMT_RF32_GF32_BF32_AF32:
156 		case FERMI_A_ZBC_COLOR_V0_FMT_R16_G16_B16_A16:
157 		case FERMI_A_ZBC_COLOR_V0_FMT_RN16_GN16_BN16_AN16:
158 		case FERMI_A_ZBC_COLOR_V0_FMT_RS16_GS16_BS16_AS16:
159 		case FERMI_A_ZBC_COLOR_V0_FMT_RU16_GU16_BU16_AU16:
160 		case FERMI_A_ZBC_COLOR_V0_FMT_RF16_GF16_BF16_AF16:
161 		case FERMI_A_ZBC_COLOR_V0_FMT_A8R8G8B8:
162 		case FERMI_A_ZBC_COLOR_V0_FMT_A8RL8GL8BL8:
163 		case FERMI_A_ZBC_COLOR_V0_FMT_A2B10G10R10:
164 		case FERMI_A_ZBC_COLOR_V0_FMT_AU2BU10GU10RU10:
165 		case FERMI_A_ZBC_COLOR_V0_FMT_A8B8G8R8:
166 		case FERMI_A_ZBC_COLOR_V0_FMT_A8BL8GL8RL8:
167 		case FERMI_A_ZBC_COLOR_V0_FMT_AN8BN8GN8RN8:
168 		case FERMI_A_ZBC_COLOR_V0_FMT_AS8BS8GS8RS8:
169 		case FERMI_A_ZBC_COLOR_V0_FMT_AU8BU8GU8RU8:
170 		case FERMI_A_ZBC_COLOR_V0_FMT_A2R10G10B10:
171 		case FERMI_A_ZBC_COLOR_V0_FMT_BF10GF11RF11:
172 			ret = gf100_gr_zbc_color_get(priv, args->v0.format,
173 							   args->v0.ds,
174 							   args->v0.l2);
175 			if (ret >= 0) {
176 				args->v0.index = ret;
177 				return 0;
178 			}
179 			break;
180 		default:
181 			return -EINVAL;
182 		}
183 	}
184 
185 	return ret;
186 }
187 
188 static int
189 gf100_fermi_mthd_zbc_depth(struct nvkm_object *object, void *data, u32 size)
190 {
191 	struct gf100_gr_priv *priv = (void *)object->engine;
192 	union {
193 		struct fermi_a_zbc_depth_v0 v0;
194 	} *args = data;
195 	int ret;
196 
197 	if (nvif_unpack(args->v0, 0, 0, false)) {
198 		switch (args->v0.format) {
199 		case FERMI_A_ZBC_DEPTH_V0_FMT_FP32:
200 			ret = gf100_gr_zbc_depth_get(priv, args->v0.format,
201 							   args->v0.ds,
202 							   args->v0.l2);
203 			return (ret >= 0) ? 0 : -ENOSPC;
204 		default:
205 			return -EINVAL;
206 		}
207 	}
208 
209 	return ret;
210 }
211 
212 static int
213 gf100_fermi_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size)
214 {
215 	switch (mthd) {
216 	case FERMI_A_ZBC_COLOR:
217 		return gf100_fermi_mthd_zbc_color(object, data, size);
218 	case FERMI_A_ZBC_DEPTH:
219 		return gf100_fermi_mthd_zbc_depth(object, data, size);
220 	default:
221 		break;
222 	}
223 	return -EINVAL;
224 }
225 
226 struct nvkm_ofuncs
227 gf100_fermi_ofuncs = {
228 	.ctor = _nvkm_object_ctor,
229 	.dtor = nvkm_object_destroy,
230 	.init = nvkm_object_init,
231 	.fini = nvkm_object_fini,
232 	.mthd = gf100_fermi_mthd,
233 };
234 
235 static int
236 gf100_gr_set_shader_exceptions(struct nvkm_object *object, u32 mthd,
237 			       void *pdata, u32 size)
238 {
239 	struct gf100_gr_priv *priv = (void *)nv_engine(object);
240 	if (size >= sizeof(u32)) {
241 		u32 data = *(u32 *)pdata ? 0xffffffff : 0x00000000;
242 		nv_wr32(priv, 0x419e44, data);
243 		nv_wr32(priv, 0x419e4c, data);
244 		return 0;
245 	}
246 	return -EINVAL;
247 }
248 
249 struct nvkm_omthds
250 gf100_gr_9097_omthds[] = {
251 	{ 0x1528, 0x1528, gf100_gr_set_shader_exceptions },
252 	{}
253 };
254 
255 struct nvkm_omthds
256 gf100_gr_90c0_omthds[] = {
257 	{ 0x1528, 0x1528, gf100_gr_set_shader_exceptions },
258 	{}
259 };
260 
261 struct nvkm_oclass
262 gf100_gr_sclass[] = {
263 	{ 0x902d, &nvkm_object_ofuncs },
264 	{ 0x9039, &nvkm_object_ofuncs },
265 	{ FERMI_A, &gf100_fermi_ofuncs, gf100_gr_9097_omthds },
266 	{ FERMI_COMPUTE_A, &nvkm_object_ofuncs, gf100_gr_90c0_omthds },
267 	{}
268 };
269 
270 /*******************************************************************************
271  * PGRAPH context
272  ******************************************************************************/
273 
274 int
275 gf100_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
276 		      struct nvkm_oclass *oclass, void *args, u32 size,
277 		      struct nvkm_object **pobject)
278 {
279 	struct nvkm_vm *vm = nvkm_client(parent)->vm;
280 	struct gf100_gr_priv *priv = (void *)engine;
281 	struct gf100_gr_data *data = priv->mmio_data;
282 	struct gf100_gr_mmio *mmio = priv->mmio_list;
283 	struct gf100_gr_chan *chan;
284 	int ret, i;
285 
286 	/* allocate memory for context, and fill with default values */
287 	ret = nvkm_gr_context_create(parent, engine, oclass, NULL,
288 				     priv->size, 0x100,
289 				     NVOBJ_FLAG_ZERO_ALLOC, &chan);
290 	*pobject = nv_object(chan);
291 	if (ret)
292 		return ret;
293 
294 	/* allocate memory for a "mmio list" buffer that's used by the HUB
295 	 * fuc to modify some per-context register settings on first load
296 	 * of the context.
297 	 */
298 	ret = nvkm_gpuobj_new(nv_object(chan), NULL, 0x1000, 0x100, 0,
299 			      &chan->mmio);
300 	if (ret)
301 		return ret;
302 
303 	ret = nvkm_gpuobj_map_vm(nv_gpuobj(chan->mmio), vm,
304 				 NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS,
305 				 &chan->mmio_vma);
306 	if (ret)
307 		return ret;
308 
309 	/* allocate buffers referenced by mmio list */
310 	for (i = 0; data->size && i < ARRAY_SIZE(priv->mmio_data); i++) {
311 		ret = nvkm_gpuobj_new(nv_object(chan), NULL, data->size,
312 				      data->align, 0, &chan->data[i].mem);
313 		if (ret)
314 			return ret;
315 
316 		ret = nvkm_gpuobj_map_vm(chan->data[i].mem, vm, data->access,
317 					 &chan->data[i].vma);
318 		if (ret)
319 			return ret;
320 
321 		data++;
322 	}
323 
324 	/* finally, fill in the mmio list and point the context at it */
325 	for (i = 0; mmio->addr && i < ARRAY_SIZE(priv->mmio_list); i++) {
326 		u32 addr = mmio->addr;
327 		u32 data = mmio->data;
328 
329 		if (mmio->buffer >= 0) {
330 			u64 info = chan->data[mmio->buffer].vma.offset;
331 			data |= info >> mmio->shift;
332 		}
333 
334 		nv_wo32(chan->mmio, chan->mmio_nr++ * 4, addr);
335 		nv_wo32(chan->mmio, chan->mmio_nr++ * 4, data);
336 		mmio++;
337 	}
338 
339 	for (i = 0; i < priv->size; i += 4)
340 		nv_wo32(chan, i, priv->data[i / 4]);
341 
342 	if (!priv->firmware) {
343 		nv_wo32(chan, 0x00, chan->mmio_nr / 2);
344 		nv_wo32(chan, 0x04, chan->mmio_vma.offset >> 8);
345 	} else {
346 		nv_wo32(chan, 0xf4, 0);
347 		nv_wo32(chan, 0xf8, 0);
348 		nv_wo32(chan, 0x10, chan->mmio_nr / 2);
349 		nv_wo32(chan, 0x14, lower_32_bits(chan->mmio_vma.offset));
350 		nv_wo32(chan, 0x18, upper_32_bits(chan->mmio_vma.offset));
351 		nv_wo32(chan, 0x1c, 1);
352 		nv_wo32(chan, 0x20, 0);
353 		nv_wo32(chan, 0x28, 0);
354 		nv_wo32(chan, 0x2c, 0);
355 	}
356 
357 	return 0;
358 }
359 
360 void
361 gf100_gr_context_dtor(struct nvkm_object *object)
362 {
363 	struct gf100_gr_chan *chan = (void *)object;
364 	int i;
365 
366 	for (i = 0; i < ARRAY_SIZE(chan->data); i++) {
367 		nvkm_gpuobj_unmap(&chan->data[i].vma);
368 		nvkm_gpuobj_ref(NULL, &chan->data[i].mem);
369 	}
370 
371 	nvkm_gpuobj_unmap(&chan->mmio_vma);
372 	nvkm_gpuobj_ref(NULL, &chan->mmio);
373 
374 	nvkm_gr_context_destroy(&chan->base);
375 }
376 
377 /*******************************************************************************
378  * PGRAPH register lists
379  ******************************************************************************/
380 
381 const struct gf100_gr_init
382 gf100_gr_init_main_0[] = {
383 	{ 0x400080,   1, 0x04, 0x003083c2 },
384 	{ 0x400088,   1, 0x04, 0x00006fe7 },
385 	{ 0x40008c,   1, 0x04, 0x00000000 },
386 	{ 0x400090,   1, 0x04, 0x00000030 },
387 	{ 0x40013c,   1, 0x04, 0x013901f7 },
388 	{ 0x400140,   1, 0x04, 0x00000100 },
389 	{ 0x400144,   1, 0x04, 0x00000000 },
390 	{ 0x400148,   1, 0x04, 0x00000110 },
391 	{ 0x400138,   1, 0x04, 0x00000000 },
392 	{ 0x400130,   2, 0x04, 0x00000000 },
393 	{ 0x400124,   1, 0x04, 0x00000002 },
394 	{}
395 };
396 
397 const struct gf100_gr_init
398 gf100_gr_init_fe_0[] = {
399 	{ 0x40415c,   1, 0x04, 0x00000000 },
400 	{ 0x404170,   1, 0x04, 0x00000000 },
401 	{}
402 };
403 
404 const struct gf100_gr_init
405 gf100_gr_init_pri_0[] = {
406 	{ 0x404488,   2, 0x04, 0x00000000 },
407 	{}
408 };
409 
410 const struct gf100_gr_init
411 gf100_gr_init_rstr2d_0[] = {
412 	{ 0x407808,   1, 0x04, 0x00000000 },
413 	{}
414 };
415 
416 const struct gf100_gr_init
417 gf100_gr_init_pd_0[] = {
418 	{ 0x406024,   1, 0x04, 0x00000000 },
419 	{}
420 };
421 
422 const struct gf100_gr_init
423 gf100_gr_init_ds_0[] = {
424 	{ 0x405844,   1, 0x04, 0x00ffffff },
425 	{ 0x405850,   1, 0x04, 0x00000000 },
426 	{ 0x405908,   1, 0x04, 0x00000000 },
427 	{}
428 };
429 
430 const struct gf100_gr_init
431 gf100_gr_init_scc_0[] = {
432 	{ 0x40803c,   1, 0x04, 0x00000000 },
433 	{}
434 };
435 
436 const struct gf100_gr_init
437 gf100_gr_init_prop_0[] = {
438 	{ 0x4184a0,   1, 0x04, 0x00000000 },
439 	{}
440 };
441 
442 const struct gf100_gr_init
443 gf100_gr_init_gpc_unk_0[] = {
444 	{ 0x418604,   1, 0x04, 0x00000000 },
445 	{ 0x418680,   1, 0x04, 0x00000000 },
446 	{ 0x418714,   1, 0x04, 0x80000000 },
447 	{ 0x418384,   1, 0x04, 0x00000000 },
448 	{}
449 };
450 
451 const struct gf100_gr_init
452 gf100_gr_init_setup_0[] = {
453 	{ 0x418814,   3, 0x04, 0x00000000 },
454 	{}
455 };
456 
457 const struct gf100_gr_init
458 gf100_gr_init_crstr_0[] = {
459 	{ 0x418b04,   1, 0x04, 0x00000000 },
460 	{}
461 };
462 
463 const struct gf100_gr_init
464 gf100_gr_init_setup_1[] = {
465 	{ 0x4188c8,   1, 0x04, 0x80000000 },
466 	{ 0x4188cc,   1, 0x04, 0x00000000 },
467 	{ 0x4188d0,   1, 0x04, 0x00010000 },
468 	{ 0x4188d4,   1, 0x04, 0x00000001 },
469 	{}
470 };
471 
472 const struct gf100_gr_init
473 gf100_gr_init_zcull_0[] = {
474 	{ 0x418910,   1, 0x04, 0x00010001 },
475 	{ 0x418914,   1, 0x04, 0x00000301 },
476 	{ 0x418918,   1, 0x04, 0x00800000 },
477 	{ 0x418980,   1, 0x04, 0x77777770 },
478 	{ 0x418984,   3, 0x04, 0x77777777 },
479 	{}
480 };
481 
482 const struct gf100_gr_init
483 gf100_gr_init_gpm_0[] = {
484 	{ 0x418c04,   1, 0x04, 0x00000000 },
485 	{ 0x418c88,   1, 0x04, 0x00000000 },
486 	{}
487 };
488 
489 const struct gf100_gr_init
490 gf100_gr_init_gpc_unk_1[] = {
491 	{ 0x418d00,   1, 0x04, 0x00000000 },
492 	{ 0x418f08,   1, 0x04, 0x00000000 },
493 	{ 0x418e00,   1, 0x04, 0x00000050 },
494 	{ 0x418e08,   1, 0x04, 0x00000000 },
495 	{}
496 };
497 
498 const struct gf100_gr_init
499 gf100_gr_init_gcc_0[] = {
500 	{ 0x41900c,   1, 0x04, 0x00000000 },
501 	{ 0x419018,   1, 0x04, 0x00000000 },
502 	{}
503 };
504 
505 const struct gf100_gr_init
506 gf100_gr_init_tpccs_0[] = {
507 	{ 0x419d08,   2, 0x04, 0x00000000 },
508 	{ 0x419d10,   1, 0x04, 0x00000014 },
509 	{}
510 };
511 
512 const struct gf100_gr_init
513 gf100_gr_init_tex_0[] = {
514 	{ 0x419ab0,   1, 0x04, 0x00000000 },
515 	{ 0x419ab8,   1, 0x04, 0x000000e7 },
516 	{ 0x419abc,   2, 0x04, 0x00000000 },
517 	{}
518 };
519 
520 const struct gf100_gr_init
521 gf100_gr_init_pe_0[] = {
522 	{ 0x41980c,   3, 0x04, 0x00000000 },
523 	{ 0x419844,   1, 0x04, 0x00000000 },
524 	{ 0x41984c,   1, 0x04, 0x00005bc5 },
525 	{ 0x419850,   4, 0x04, 0x00000000 },
526 	{}
527 };
528 
529 const struct gf100_gr_init
530 gf100_gr_init_l1c_0[] = {
531 	{ 0x419c98,   1, 0x04, 0x00000000 },
532 	{ 0x419ca8,   1, 0x04, 0x80000000 },
533 	{ 0x419cb4,   1, 0x04, 0x00000000 },
534 	{ 0x419cb8,   1, 0x04, 0x00008bf4 },
535 	{ 0x419cbc,   1, 0x04, 0x28137606 },
536 	{ 0x419cc0,   2, 0x04, 0x00000000 },
537 	{}
538 };
539 
540 const struct gf100_gr_init
541 gf100_gr_init_wwdx_0[] = {
542 	{ 0x419bd4,   1, 0x04, 0x00800000 },
543 	{ 0x419bdc,   1, 0x04, 0x00000000 },
544 	{}
545 };
546 
547 const struct gf100_gr_init
548 gf100_gr_init_tpccs_1[] = {
549 	{ 0x419d2c,   1, 0x04, 0x00000000 },
550 	{}
551 };
552 
553 const struct gf100_gr_init
554 gf100_gr_init_mpc_0[] = {
555 	{ 0x419c0c,   1, 0x04, 0x00000000 },
556 	{}
557 };
558 
559 static const struct gf100_gr_init
560 gf100_gr_init_sm_0[] = {
561 	{ 0x419e00,   1, 0x04, 0x00000000 },
562 	{ 0x419ea0,   1, 0x04, 0x00000000 },
563 	{ 0x419ea4,   1, 0x04, 0x00000100 },
564 	{ 0x419ea8,   1, 0x04, 0x00001100 },
565 	{ 0x419eac,   1, 0x04, 0x11100702 },
566 	{ 0x419eb0,   1, 0x04, 0x00000003 },
567 	{ 0x419eb4,   4, 0x04, 0x00000000 },
568 	{ 0x419ec8,   1, 0x04, 0x06060618 },
569 	{ 0x419ed0,   1, 0x04, 0x0eff0e38 },
570 	{ 0x419ed4,   1, 0x04, 0x011104f1 },
571 	{ 0x419edc,   1, 0x04, 0x00000000 },
572 	{ 0x419f00,   1, 0x04, 0x00000000 },
573 	{ 0x419f2c,   1, 0x04, 0x00000000 },
574 	{}
575 };
576 
577 const struct gf100_gr_init
578 gf100_gr_init_be_0[] = {
579 	{ 0x40880c,   1, 0x04, 0x00000000 },
580 	{ 0x408910,   9, 0x04, 0x00000000 },
581 	{ 0x408950,   1, 0x04, 0x00000000 },
582 	{ 0x408954,   1, 0x04, 0x0000ffff },
583 	{ 0x408984,   1, 0x04, 0x00000000 },
584 	{ 0x408988,   1, 0x04, 0x08040201 },
585 	{ 0x40898c,   1, 0x04, 0x80402010 },
586 	{}
587 };
588 
589 const struct gf100_gr_init
590 gf100_gr_init_fe_1[] = {
591 	{ 0x4040f0,   1, 0x04, 0x00000000 },
592 	{}
593 };
594 
595 const struct gf100_gr_init
596 gf100_gr_init_pe_1[] = {
597 	{ 0x419880,   1, 0x04, 0x00000002 },
598 	{}
599 };
600 
601 static const struct gf100_gr_pack
602 gf100_gr_pack_mmio[] = {
603 	{ gf100_gr_init_main_0 },
604 	{ gf100_gr_init_fe_0 },
605 	{ gf100_gr_init_pri_0 },
606 	{ gf100_gr_init_rstr2d_0 },
607 	{ gf100_gr_init_pd_0 },
608 	{ gf100_gr_init_ds_0 },
609 	{ gf100_gr_init_scc_0 },
610 	{ gf100_gr_init_prop_0 },
611 	{ gf100_gr_init_gpc_unk_0 },
612 	{ gf100_gr_init_setup_0 },
613 	{ gf100_gr_init_crstr_0 },
614 	{ gf100_gr_init_setup_1 },
615 	{ gf100_gr_init_zcull_0 },
616 	{ gf100_gr_init_gpm_0 },
617 	{ gf100_gr_init_gpc_unk_1 },
618 	{ gf100_gr_init_gcc_0 },
619 	{ gf100_gr_init_tpccs_0 },
620 	{ gf100_gr_init_tex_0 },
621 	{ gf100_gr_init_pe_0 },
622 	{ gf100_gr_init_l1c_0 },
623 	{ gf100_gr_init_wwdx_0 },
624 	{ gf100_gr_init_tpccs_1 },
625 	{ gf100_gr_init_mpc_0 },
626 	{ gf100_gr_init_sm_0 },
627 	{ gf100_gr_init_be_0 },
628 	{ gf100_gr_init_fe_1 },
629 	{ gf100_gr_init_pe_1 },
630 	{}
631 };
632 
633 /*******************************************************************************
634  * PGRAPH engine/subdev functions
635  ******************************************************************************/
636 
637 void
638 gf100_gr_zbc_init(struct gf100_gr_priv *priv)
639 {
640 	const u32  zero[] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000,
641 			      0x00000000, 0x00000000, 0x00000000, 0x00000000 };
642 	const u32   one[] = { 0x3f800000, 0x3f800000, 0x3f800000, 0x3f800000,
643 			      0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff };
644 	const u32 f32_0[] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000,
645 			      0x00000000, 0x00000000, 0x00000000, 0x00000000 };
646 	const u32 f32_1[] = { 0x3f800000, 0x3f800000, 0x3f800000, 0x3f800000,
647 			      0x3f800000, 0x3f800000, 0x3f800000, 0x3f800000 };
648 	struct nvkm_ltc *ltc = nvkm_ltc(priv);
649 	int index;
650 
651 	if (!priv->zbc_color[0].format) {
652 		gf100_gr_zbc_color_get(priv, 1,  & zero[0],   &zero[4]);
653 		gf100_gr_zbc_color_get(priv, 2,  &  one[0],    &one[4]);
654 		gf100_gr_zbc_color_get(priv, 4,  &f32_0[0],  &f32_0[4]);
655 		gf100_gr_zbc_color_get(priv, 4,  &f32_1[0],  &f32_1[4]);
656 		gf100_gr_zbc_depth_get(priv, 1, 0x00000000, 0x00000000);
657 		gf100_gr_zbc_depth_get(priv, 1, 0x3f800000, 0x3f800000);
658 	}
659 
660 	for (index = ltc->zbc_min; index <= ltc->zbc_max; index++)
661 		gf100_gr_zbc_clear_color(priv, index);
662 	for (index = ltc->zbc_min; index <= ltc->zbc_max; index++)
663 		gf100_gr_zbc_clear_depth(priv, index);
664 }
665 
666 void
667 gf100_gr_mmio(struct gf100_gr_priv *priv, const struct gf100_gr_pack *p)
668 {
669 	const struct gf100_gr_pack *pack;
670 	const struct gf100_gr_init *init;
671 
672 	pack_for_each_init(init, pack, p) {
673 		u32 next = init->addr + init->count * init->pitch;
674 		u32 addr = init->addr;
675 		while (addr < next) {
676 			nv_wr32(priv, addr, init->data);
677 			addr += init->pitch;
678 		}
679 	}
680 }
681 
682 void
683 gf100_gr_icmd(struct gf100_gr_priv *priv, const struct gf100_gr_pack *p)
684 {
685 	const struct gf100_gr_pack *pack;
686 	const struct gf100_gr_init *init;
687 	u32 data = 0;
688 
689 	nv_wr32(priv, 0x400208, 0x80000000);
690 
691 	pack_for_each_init(init, pack, p) {
692 		u32 next = init->addr + init->count * init->pitch;
693 		u32 addr = init->addr;
694 
695 		if ((pack == p && init == p->init) || data != init->data) {
696 			nv_wr32(priv, 0x400204, init->data);
697 			data = init->data;
698 		}
699 
700 		while (addr < next) {
701 			nv_wr32(priv, 0x400200, addr);
702 			nv_wait(priv, 0x400700, 0x00000002, 0x00000000);
703 			addr += init->pitch;
704 		}
705 	}
706 
707 	nv_wr32(priv, 0x400208, 0x00000000);
708 }
709 
710 void
711 gf100_gr_mthd(struct gf100_gr_priv *priv, const struct gf100_gr_pack *p)
712 {
713 	const struct gf100_gr_pack *pack;
714 	const struct gf100_gr_init *init;
715 	u32 data = 0;
716 
717 	pack_for_each_init(init, pack, p) {
718 		u32 ctrl = 0x80000000 | pack->type;
719 		u32 next = init->addr + init->count * init->pitch;
720 		u32 addr = init->addr;
721 
722 		if ((pack == p && init == p->init) || data != init->data) {
723 			nv_wr32(priv, 0x40448c, init->data);
724 			data = init->data;
725 		}
726 
727 		while (addr < next) {
728 			nv_wr32(priv, 0x404488, ctrl | (addr << 14));
729 			addr += init->pitch;
730 		}
731 	}
732 }
733 
734 u64
735 gf100_gr_units(struct nvkm_gr *gr)
736 {
737 	struct gf100_gr_priv *priv = (void *)gr;
738 	u64 cfg;
739 
740 	cfg  = (u32)priv->gpc_nr;
741 	cfg |= (u32)priv->tpc_total << 8;
742 	cfg |= (u64)priv->rop_nr << 32;
743 
744 	return cfg;
745 }
746 
747 static const struct nvkm_enum gk104_sked_error[] = {
748 	{ 7, "CONSTANT_BUFFER_SIZE" },
749 	{ 9, "LOCAL_MEMORY_SIZE_POS" },
750 	{ 10, "LOCAL_MEMORY_SIZE_NEG" },
751 	{ 11, "WARP_CSTACK_SIZE" },
752 	{ 12, "TOTAL_TEMP_SIZE" },
753 	{ 13, "REGISTER_COUNT" },
754 	{ 18, "TOTAL_THREADS" },
755 	{ 20, "PROGRAM_OFFSET" },
756 	{ 21, "SHARED_MEMORY_SIZE" },
757 	{ 25, "SHARED_CONFIG_TOO_SMALL" },
758 	{ 26, "TOTAL_REGISTER_COUNT" },
759 	{}
760 };
761 
762 static const struct nvkm_enum gf100_gpc_rop_error[] = {
763 	{ 1, "RT_PITCH_OVERRUN" },
764 	{ 4, "RT_WIDTH_OVERRUN" },
765 	{ 5, "RT_HEIGHT_OVERRUN" },
766 	{ 7, "ZETA_STORAGE_TYPE_MISMATCH" },
767 	{ 8, "RT_STORAGE_TYPE_MISMATCH" },
768 	{ 10, "RT_LINEAR_MISMATCH" },
769 	{}
770 };
771 
772 static void
773 gf100_gr_trap_gpc_rop(struct gf100_gr_priv *priv, int gpc)
774 {
775 	u32 trap[4];
776 	int i;
777 
778 	trap[0] = nv_rd32(priv, GPC_UNIT(gpc, 0x0420));
779 	trap[1] = nv_rd32(priv, GPC_UNIT(gpc, 0x0434));
780 	trap[2] = nv_rd32(priv, GPC_UNIT(gpc, 0x0438));
781 	trap[3] = nv_rd32(priv, GPC_UNIT(gpc, 0x043c));
782 
783 	nv_error(priv, "GPC%d/PROP trap:", gpc);
784 	for (i = 0; i <= 29; ++i) {
785 		if (!(trap[0] & (1 << i)))
786 			continue;
787 		pr_cont(" ");
788 		nvkm_enum_print(gf100_gpc_rop_error, i);
789 	}
790 	pr_cont("\n");
791 
792 	nv_error(priv, "x = %u, y = %u, format = %x, storage type = %x\n",
793 		 trap[1] & 0xffff, trap[1] >> 16, (trap[2] >> 8) & 0x3f,
794 		 trap[3] & 0xff);
795 	nv_wr32(priv, GPC_UNIT(gpc, 0x0420), 0xc0000000);
796 }
797 
798 static const struct nvkm_enum gf100_mp_warp_error[] = {
799 	{ 0x00, "NO_ERROR" },
800 	{ 0x01, "STACK_MISMATCH" },
801 	{ 0x05, "MISALIGNED_PC" },
802 	{ 0x08, "MISALIGNED_GPR" },
803 	{ 0x09, "INVALID_OPCODE" },
804 	{ 0x0d, "GPR_OUT_OF_BOUNDS" },
805 	{ 0x0e, "MEM_OUT_OF_BOUNDS" },
806 	{ 0x0f, "UNALIGNED_MEM_ACCESS" },
807 	{ 0x11, "INVALID_PARAM" },
808 	{}
809 };
810 
811 static const struct nvkm_bitfield gf100_mp_global_error[] = {
812 	{ 0x00000004, "MULTIPLE_WARP_ERRORS" },
813 	{ 0x00000008, "OUT_OF_STACK_SPACE" },
814 	{}
815 };
816 
817 static void
818 gf100_gr_trap_mp(struct gf100_gr_priv *priv, int gpc, int tpc)
819 {
820 	u32 werr = nv_rd32(priv, TPC_UNIT(gpc, tpc, 0x648));
821 	u32 gerr = nv_rd32(priv, TPC_UNIT(gpc, tpc, 0x650));
822 
823 	nv_error(priv, "GPC%i/TPC%i/MP trap:", gpc, tpc);
824 	nvkm_bitfield_print(gf100_mp_global_error, gerr);
825 	if (werr) {
826 		pr_cont(" ");
827 		nvkm_enum_print(gf100_mp_warp_error, werr & 0xffff);
828 	}
829 	pr_cont("\n");
830 
831 	nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x648), 0x00000000);
832 	nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x650), gerr);
833 }
834 
835 static void
836 gf100_gr_trap_tpc(struct gf100_gr_priv *priv, int gpc, int tpc)
837 {
838 	u32 stat = nv_rd32(priv, TPC_UNIT(gpc, tpc, 0x0508));
839 
840 	if (stat & 0x00000001) {
841 		u32 trap = nv_rd32(priv, TPC_UNIT(gpc, tpc, 0x0224));
842 		nv_error(priv, "GPC%d/TPC%d/TEX: 0x%08x\n", gpc, tpc, trap);
843 		nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x0224), 0xc0000000);
844 		stat &= ~0x00000001;
845 	}
846 
847 	if (stat & 0x00000002) {
848 		gf100_gr_trap_mp(priv, gpc, tpc);
849 		stat &= ~0x00000002;
850 	}
851 
852 	if (stat & 0x00000004) {
853 		u32 trap = nv_rd32(priv, TPC_UNIT(gpc, tpc, 0x0084));
854 		nv_error(priv, "GPC%d/TPC%d/POLY: 0x%08x\n", gpc, tpc, trap);
855 		nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x0084), 0xc0000000);
856 		stat &= ~0x00000004;
857 	}
858 
859 	if (stat & 0x00000008) {
860 		u32 trap = nv_rd32(priv, TPC_UNIT(gpc, tpc, 0x048c));
861 		nv_error(priv, "GPC%d/TPC%d/L1C: 0x%08x\n", gpc, tpc, trap);
862 		nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x048c), 0xc0000000);
863 		stat &= ~0x00000008;
864 	}
865 
866 	if (stat) {
867 		nv_error(priv, "GPC%d/TPC%d/0x%08x: unknown\n", gpc, tpc, stat);
868 	}
869 }
870 
871 static void
872 gf100_gr_trap_gpc(struct gf100_gr_priv *priv, int gpc)
873 {
874 	u32 stat = nv_rd32(priv, GPC_UNIT(gpc, 0x2c90));
875 	int tpc;
876 
877 	if (stat & 0x00000001) {
878 		gf100_gr_trap_gpc_rop(priv, gpc);
879 		stat &= ~0x00000001;
880 	}
881 
882 	if (stat & 0x00000002) {
883 		u32 trap = nv_rd32(priv, GPC_UNIT(gpc, 0x0900));
884 		nv_error(priv, "GPC%d/ZCULL: 0x%08x\n", gpc, trap);
885 		nv_wr32(priv, GPC_UNIT(gpc, 0x0900), 0xc0000000);
886 		stat &= ~0x00000002;
887 	}
888 
889 	if (stat & 0x00000004) {
890 		u32 trap = nv_rd32(priv, GPC_UNIT(gpc, 0x1028));
891 		nv_error(priv, "GPC%d/CCACHE: 0x%08x\n", gpc, trap);
892 		nv_wr32(priv, GPC_UNIT(gpc, 0x1028), 0xc0000000);
893 		stat &= ~0x00000004;
894 	}
895 
896 	if (stat & 0x00000008) {
897 		u32 trap = nv_rd32(priv, GPC_UNIT(gpc, 0x0824));
898 		nv_error(priv, "GPC%d/ESETUP: 0x%08x\n", gpc, trap);
899 		nv_wr32(priv, GPC_UNIT(gpc, 0x0824), 0xc0000000);
900 		stat &= ~0x00000009;
901 	}
902 
903 	for (tpc = 0; tpc < priv->tpc_nr[gpc]; tpc++) {
904 		u32 mask = 0x00010000 << tpc;
905 		if (stat & mask) {
906 			gf100_gr_trap_tpc(priv, gpc, tpc);
907 			nv_wr32(priv, GPC_UNIT(gpc, 0x2c90), mask);
908 			stat &= ~mask;
909 		}
910 	}
911 
912 	if (stat) {
913 		nv_error(priv, "GPC%d/0x%08x: unknown\n", gpc, stat);
914 	}
915 }
916 
917 static void
918 gf100_gr_trap_intr(struct gf100_gr_priv *priv)
919 {
920 	u32 trap = nv_rd32(priv, 0x400108);
921 	int rop, gpc, i;
922 
923 	if (trap & 0x00000001) {
924 		u32 stat = nv_rd32(priv, 0x404000);
925 		nv_error(priv, "DISPATCH 0x%08x\n", stat);
926 		nv_wr32(priv, 0x404000, 0xc0000000);
927 		nv_wr32(priv, 0x400108, 0x00000001);
928 		trap &= ~0x00000001;
929 	}
930 
931 	if (trap & 0x00000002) {
932 		u32 stat = nv_rd32(priv, 0x404600);
933 		nv_error(priv, "M2MF 0x%08x\n", stat);
934 		nv_wr32(priv, 0x404600, 0xc0000000);
935 		nv_wr32(priv, 0x400108, 0x00000002);
936 		trap &= ~0x00000002;
937 	}
938 
939 	if (trap & 0x00000008) {
940 		u32 stat = nv_rd32(priv, 0x408030);
941 		nv_error(priv, "CCACHE 0x%08x\n", stat);
942 		nv_wr32(priv, 0x408030, 0xc0000000);
943 		nv_wr32(priv, 0x400108, 0x00000008);
944 		trap &= ~0x00000008;
945 	}
946 
947 	if (trap & 0x00000010) {
948 		u32 stat = nv_rd32(priv, 0x405840);
949 		nv_error(priv, "SHADER 0x%08x\n", stat);
950 		nv_wr32(priv, 0x405840, 0xc0000000);
951 		nv_wr32(priv, 0x400108, 0x00000010);
952 		trap &= ~0x00000010;
953 	}
954 
955 	if (trap & 0x00000040) {
956 		u32 stat = nv_rd32(priv, 0x40601c);
957 		nv_error(priv, "UNK6 0x%08x\n", stat);
958 		nv_wr32(priv, 0x40601c, 0xc0000000);
959 		nv_wr32(priv, 0x400108, 0x00000040);
960 		trap &= ~0x00000040;
961 	}
962 
963 	if (trap & 0x00000080) {
964 		u32 stat = nv_rd32(priv, 0x404490);
965 		nv_error(priv, "MACRO 0x%08x\n", stat);
966 		nv_wr32(priv, 0x404490, 0xc0000000);
967 		nv_wr32(priv, 0x400108, 0x00000080);
968 		trap &= ~0x00000080;
969 	}
970 
971 	if (trap & 0x00000100) {
972 		u32 stat = nv_rd32(priv, 0x407020);
973 
974 		nv_error(priv, "SKED:");
975 		for (i = 0; i <= 29; ++i) {
976 			if (!(stat & (1 << i)))
977 				continue;
978 			pr_cont(" ");
979 			nvkm_enum_print(gk104_sked_error, i);
980 		}
981 		pr_cont("\n");
982 
983 		if (stat & 0x3fffffff)
984 			nv_wr32(priv, 0x407020, 0x40000000);
985 		nv_wr32(priv, 0x400108, 0x00000100);
986 		trap &= ~0x00000100;
987 	}
988 
989 	if (trap & 0x01000000) {
990 		u32 stat = nv_rd32(priv, 0x400118);
991 		for (gpc = 0; stat && gpc < priv->gpc_nr; gpc++) {
992 			u32 mask = 0x00000001 << gpc;
993 			if (stat & mask) {
994 				gf100_gr_trap_gpc(priv, gpc);
995 				nv_wr32(priv, 0x400118, mask);
996 				stat &= ~mask;
997 			}
998 		}
999 		nv_wr32(priv, 0x400108, 0x01000000);
1000 		trap &= ~0x01000000;
1001 	}
1002 
1003 	if (trap & 0x02000000) {
1004 		for (rop = 0; rop < priv->rop_nr; rop++) {
1005 			u32 statz = nv_rd32(priv, ROP_UNIT(rop, 0x070));
1006 			u32 statc = nv_rd32(priv, ROP_UNIT(rop, 0x144));
1007 			nv_error(priv, "ROP%d 0x%08x 0x%08x\n",
1008 				 rop, statz, statc);
1009 			nv_wr32(priv, ROP_UNIT(rop, 0x070), 0xc0000000);
1010 			nv_wr32(priv, ROP_UNIT(rop, 0x144), 0xc0000000);
1011 		}
1012 		nv_wr32(priv, 0x400108, 0x02000000);
1013 		trap &= ~0x02000000;
1014 	}
1015 
1016 	if (trap) {
1017 		nv_error(priv, "TRAP UNHANDLED 0x%08x\n", trap);
1018 		nv_wr32(priv, 0x400108, trap);
1019 	}
1020 }
1021 
1022 static void
1023 gf100_gr_ctxctl_debug_unit(struct gf100_gr_priv *priv, u32 base)
1024 {
1025 	nv_error(priv, "%06x - done 0x%08x\n", base,
1026 		 nv_rd32(priv, base + 0x400));
1027 	nv_error(priv, "%06x - stat 0x%08x 0x%08x 0x%08x 0x%08x\n", base,
1028 		 nv_rd32(priv, base + 0x800), nv_rd32(priv, base + 0x804),
1029 		 nv_rd32(priv, base + 0x808), nv_rd32(priv, base + 0x80c));
1030 	nv_error(priv, "%06x - stat 0x%08x 0x%08x 0x%08x 0x%08x\n", base,
1031 		 nv_rd32(priv, base + 0x810), nv_rd32(priv, base + 0x814),
1032 		 nv_rd32(priv, base + 0x818), nv_rd32(priv, base + 0x81c));
1033 }
1034 
1035 void
1036 gf100_gr_ctxctl_debug(struct gf100_gr_priv *priv)
1037 {
1038 	u32 gpcnr = nv_rd32(priv, 0x409604) & 0xffff;
1039 	u32 gpc;
1040 
1041 	gf100_gr_ctxctl_debug_unit(priv, 0x409000);
1042 	for (gpc = 0; gpc < gpcnr; gpc++)
1043 		gf100_gr_ctxctl_debug_unit(priv, 0x502000 + (gpc * 0x8000));
1044 }
1045 
1046 static void
1047 gf100_gr_ctxctl_isr(struct gf100_gr_priv *priv)
1048 {
1049 	u32 stat = nv_rd32(priv, 0x409c18);
1050 
1051 	if (stat & 0x00000001) {
1052 		u32 code = nv_rd32(priv, 0x409814);
1053 		if (code == E_BAD_FWMTHD) {
1054 			u32 class = nv_rd32(priv, 0x409808);
1055 			u32  addr = nv_rd32(priv, 0x40980c);
1056 			u32  subc = (addr & 0x00070000) >> 16;
1057 			u32  mthd = (addr & 0x00003ffc);
1058 			u32  data = nv_rd32(priv, 0x409810);
1059 
1060 			nv_error(priv, "FECS MTHD subc %d class 0x%04x "
1061 				       "mthd 0x%04x data 0x%08x\n",
1062 				 subc, class, mthd, data);
1063 
1064 			nv_wr32(priv, 0x409c20, 0x00000001);
1065 			stat &= ~0x00000001;
1066 		} else {
1067 			nv_error(priv, "FECS ucode error %d\n", code);
1068 		}
1069 	}
1070 
1071 	if (stat & 0x00080000) {
1072 		nv_error(priv, "FECS watchdog timeout\n");
1073 		gf100_gr_ctxctl_debug(priv);
1074 		nv_wr32(priv, 0x409c20, 0x00080000);
1075 		stat &= ~0x00080000;
1076 	}
1077 
1078 	if (stat) {
1079 		nv_error(priv, "FECS 0x%08x\n", stat);
1080 		gf100_gr_ctxctl_debug(priv);
1081 		nv_wr32(priv, 0x409c20, stat);
1082 	}
1083 }
1084 
1085 static void
1086 gf100_gr_intr(struct nvkm_subdev *subdev)
1087 {
1088 	struct nvkm_fifo *pfifo = nvkm_fifo(subdev);
1089 	struct nvkm_engine *engine = nv_engine(subdev);
1090 	struct nvkm_object *engctx;
1091 	struct nvkm_handle *handle;
1092 	struct gf100_gr_priv *priv = (void *)subdev;
1093 	u64 inst = nv_rd32(priv, 0x409b00) & 0x0fffffff;
1094 	u32 stat = nv_rd32(priv, 0x400100);
1095 	u32 addr = nv_rd32(priv, 0x400704);
1096 	u32 mthd = (addr & 0x00003ffc);
1097 	u32 subc = (addr & 0x00070000) >> 16;
1098 	u32 data = nv_rd32(priv, 0x400708);
1099 	u32 code = nv_rd32(priv, 0x400110);
1100 	u32 class = nv_rd32(priv, 0x404200 + (subc * 4));
1101 	int chid;
1102 
1103 	engctx = nvkm_engctx_get(engine, inst);
1104 	chid   = pfifo->chid(pfifo, engctx);
1105 
1106 	if (stat & 0x00000010) {
1107 		handle = nvkm_handle_get_class(engctx, class);
1108 		if (!handle || nv_call(handle->object, mthd, data)) {
1109 			nv_error(priv,
1110 				 "ILLEGAL_MTHD ch %d [0x%010llx %s] subc %d class 0x%04x mthd 0x%04x data 0x%08x\n",
1111 				 chid, inst << 12, nvkm_client_name(engctx),
1112 				 subc, class, mthd, data);
1113 		}
1114 		nvkm_handle_put(handle);
1115 		nv_wr32(priv, 0x400100, 0x00000010);
1116 		stat &= ~0x00000010;
1117 	}
1118 
1119 	if (stat & 0x00000020) {
1120 		nv_error(priv,
1121 			 "ILLEGAL_CLASS ch %d [0x%010llx %s] subc %d class 0x%04x mthd 0x%04x data 0x%08x\n",
1122 			 chid, inst << 12, nvkm_client_name(engctx), subc,
1123 			 class, mthd, data);
1124 		nv_wr32(priv, 0x400100, 0x00000020);
1125 		stat &= ~0x00000020;
1126 	}
1127 
1128 	if (stat & 0x00100000) {
1129 		nv_error(priv, "DATA_ERROR [");
1130 		nvkm_enum_print(nv50_data_error_names, code);
1131 		pr_cont("] ch %d [0x%010llx %s] subc %d class 0x%04x mthd 0x%04x data 0x%08x\n",
1132 			chid, inst << 12, nvkm_client_name(engctx), subc,
1133 			class, mthd, data);
1134 		nv_wr32(priv, 0x400100, 0x00100000);
1135 		stat &= ~0x00100000;
1136 	}
1137 
1138 	if (stat & 0x00200000) {
1139 		nv_error(priv, "TRAP ch %d [0x%010llx %s]\n", chid, inst << 12,
1140 			 nvkm_client_name(engctx));
1141 		gf100_gr_trap_intr(priv);
1142 		nv_wr32(priv, 0x400100, 0x00200000);
1143 		stat &= ~0x00200000;
1144 	}
1145 
1146 	if (stat & 0x00080000) {
1147 		gf100_gr_ctxctl_isr(priv);
1148 		nv_wr32(priv, 0x400100, 0x00080000);
1149 		stat &= ~0x00080000;
1150 	}
1151 
1152 	if (stat) {
1153 		nv_error(priv, "unknown stat 0x%08x\n", stat);
1154 		nv_wr32(priv, 0x400100, stat);
1155 	}
1156 
1157 	nv_wr32(priv, 0x400500, 0x00010001);
1158 	nvkm_engctx_put(engctx);
1159 }
1160 
1161 void
1162 gf100_gr_init_fw(struct gf100_gr_priv *priv, u32 fuc_base,
1163 		 struct gf100_gr_fuc *code, struct gf100_gr_fuc *data)
1164 {
1165 	int i;
1166 
1167 	nv_wr32(priv, fuc_base + 0x01c0, 0x01000000);
1168 	for (i = 0; i < data->size / 4; i++)
1169 		nv_wr32(priv, fuc_base + 0x01c4, data->data[i]);
1170 
1171 	nv_wr32(priv, fuc_base + 0x0180, 0x01000000);
1172 	for (i = 0; i < code->size / 4; i++) {
1173 		if ((i & 0x3f) == 0)
1174 			nv_wr32(priv, fuc_base + 0x0188, i >> 6);
1175 		nv_wr32(priv, fuc_base + 0x0184, code->data[i]);
1176 	}
1177 
1178 	/* code must be padded to 0x40 words */
1179 	for (; i & 0x3f; i++)
1180 		nv_wr32(priv, fuc_base + 0x0184, 0);
1181 }
1182 
1183 static void
1184 gf100_gr_init_csdata(struct gf100_gr_priv *priv,
1185 		     const struct gf100_gr_pack *pack,
1186 		     u32 falcon, u32 starstar, u32 base)
1187 {
1188 	const struct gf100_gr_pack *iter;
1189 	const struct gf100_gr_init *init;
1190 	u32 addr = ~0, prev = ~0, xfer = 0;
1191 	u32 star, temp;
1192 
1193 	nv_wr32(priv, falcon + 0x01c0, 0x02000000 + starstar);
1194 	star = nv_rd32(priv, falcon + 0x01c4);
1195 	temp = nv_rd32(priv, falcon + 0x01c4);
1196 	if (temp > star)
1197 		star = temp;
1198 	nv_wr32(priv, falcon + 0x01c0, 0x01000000 + star);
1199 
1200 	pack_for_each_init(init, iter, pack) {
1201 		u32 head = init->addr - base;
1202 		u32 tail = head + init->count * init->pitch;
1203 		while (head < tail) {
1204 			if (head != prev + 4 || xfer >= 32) {
1205 				if (xfer) {
1206 					u32 data = ((--xfer << 26) | addr);
1207 					nv_wr32(priv, falcon + 0x01c4, data);
1208 					star += 4;
1209 				}
1210 				addr = head;
1211 				xfer = 0;
1212 			}
1213 			prev = head;
1214 			xfer = xfer + 1;
1215 			head = head + init->pitch;
1216 		}
1217 	}
1218 
1219 	nv_wr32(priv, falcon + 0x01c4, (--xfer << 26) | addr);
1220 	nv_wr32(priv, falcon + 0x01c0, 0x01000004 + starstar);
1221 	nv_wr32(priv, falcon + 0x01c4, star + 4);
1222 }
1223 
1224 int
1225 gf100_gr_init_ctxctl(struct gf100_gr_priv *priv)
1226 {
1227 	struct gf100_gr_oclass *oclass = (void *)nv_object(priv)->oclass;
1228 	struct gf100_grctx_oclass *cclass = (void *)nv_engine(priv)->cclass;
1229 	int i;
1230 
1231 	if (priv->firmware) {
1232 		/* load fuc microcode */
1233 		nvkm_mc(priv)->unk260(nvkm_mc(priv), 0);
1234 		gf100_gr_init_fw(priv, 0x409000, &priv->fuc409c,
1235 						 &priv->fuc409d);
1236 		gf100_gr_init_fw(priv, 0x41a000, &priv->fuc41ac,
1237 						 &priv->fuc41ad);
1238 		nvkm_mc(priv)->unk260(nvkm_mc(priv), 1);
1239 
1240 		/* start both of them running */
1241 		nv_wr32(priv, 0x409840, 0xffffffff);
1242 		nv_wr32(priv, 0x41a10c, 0x00000000);
1243 		nv_wr32(priv, 0x40910c, 0x00000000);
1244 		nv_wr32(priv, 0x41a100, 0x00000002);
1245 		nv_wr32(priv, 0x409100, 0x00000002);
1246 		if (!nv_wait(priv, 0x409800, 0x00000001, 0x00000001))
1247 			nv_warn(priv, "0x409800 wait failed\n");
1248 
1249 		nv_wr32(priv, 0x409840, 0xffffffff);
1250 		nv_wr32(priv, 0x409500, 0x7fffffff);
1251 		nv_wr32(priv, 0x409504, 0x00000021);
1252 
1253 		nv_wr32(priv, 0x409840, 0xffffffff);
1254 		nv_wr32(priv, 0x409500, 0x00000000);
1255 		nv_wr32(priv, 0x409504, 0x00000010);
1256 		if (!nv_wait_ne(priv, 0x409800, 0xffffffff, 0x00000000)) {
1257 			nv_error(priv, "fuc09 req 0x10 timeout\n");
1258 			return -EBUSY;
1259 		}
1260 		priv->size = nv_rd32(priv, 0x409800);
1261 
1262 		nv_wr32(priv, 0x409840, 0xffffffff);
1263 		nv_wr32(priv, 0x409500, 0x00000000);
1264 		nv_wr32(priv, 0x409504, 0x00000016);
1265 		if (!nv_wait_ne(priv, 0x409800, 0xffffffff, 0x00000000)) {
1266 			nv_error(priv, "fuc09 req 0x16 timeout\n");
1267 			return -EBUSY;
1268 		}
1269 
1270 		nv_wr32(priv, 0x409840, 0xffffffff);
1271 		nv_wr32(priv, 0x409500, 0x00000000);
1272 		nv_wr32(priv, 0x409504, 0x00000025);
1273 		if (!nv_wait_ne(priv, 0x409800, 0xffffffff, 0x00000000)) {
1274 			nv_error(priv, "fuc09 req 0x25 timeout\n");
1275 			return -EBUSY;
1276 		}
1277 
1278 		if (nv_device(priv)->chipset >= 0xe0) {
1279 			nv_wr32(priv, 0x409800, 0x00000000);
1280 			nv_wr32(priv, 0x409500, 0x00000001);
1281 			nv_wr32(priv, 0x409504, 0x00000030);
1282 			if (!nv_wait_ne(priv, 0x409800, 0xffffffff, 0x00000000)) {
1283 				nv_error(priv, "fuc09 req 0x30 timeout\n");
1284 				return -EBUSY;
1285 			}
1286 
1287 			nv_wr32(priv, 0x409810, 0xb00095c8);
1288 			nv_wr32(priv, 0x409800, 0x00000000);
1289 			nv_wr32(priv, 0x409500, 0x00000001);
1290 			nv_wr32(priv, 0x409504, 0x00000031);
1291 			if (!nv_wait_ne(priv, 0x409800, 0xffffffff, 0x00000000)) {
1292 				nv_error(priv, "fuc09 req 0x31 timeout\n");
1293 				return -EBUSY;
1294 			}
1295 
1296 			nv_wr32(priv, 0x409810, 0x00080420);
1297 			nv_wr32(priv, 0x409800, 0x00000000);
1298 			nv_wr32(priv, 0x409500, 0x00000001);
1299 			nv_wr32(priv, 0x409504, 0x00000032);
1300 			if (!nv_wait_ne(priv, 0x409800, 0xffffffff, 0x00000000)) {
1301 				nv_error(priv, "fuc09 req 0x32 timeout\n");
1302 				return -EBUSY;
1303 			}
1304 
1305 			nv_wr32(priv, 0x409614, 0x00000070);
1306 			nv_wr32(priv, 0x409614, 0x00000770);
1307 			nv_wr32(priv, 0x40802c, 0x00000001);
1308 		}
1309 
1310 		if (priv->data == NULL) {
1311 			int ret = gf100_grctx_generate(priv);
1312 			if (ret) {
1313 				nv_error(priv, "failed to construct context\n");
1314 				return ret;
1315 			}
1316 		}
1317 
1318 		return 0;
1319 	} else
1320 	if (!oclass->fecs.ucode) {
1321 		return -ENOSYS;
1322 	}
1323 
1324 	/* load HUB microcode */
1325 	nvkm_mc(priv)->unk260(nvkm_mc(priv), 0);
1326 	nv_wr32(priv, 0x4091c0, 0x01000000);
1327 	for (i = 0; i < oclass->fecs.ucode->data.size / 4; i++)
1328 		nv_wr32(priv, 0x4091c4, oclass->fecs.ucode->data.data[i]);
1329 
1330 	nv_wr32(priv, 0x409180, 0x01000000);
1331 	for (i = 0; i < oclass->fecs.ucode->code.size / 4; i++) {
1332 		if ((i & 0x3f) == 0)
1333 			nv_wr32(priv, 0x409188, i >> 6);
1334 		nv_wr32(priv, 0x409184, oclass->fecs.ucode->code.data[i]);
1335 	}
1336 
1337 	/* load GPC microcode */
1338 	nv_wr32(priv, 0x41a1c0, 0x01000000);
1339 	for (i = 0; i < oclass->gpccs.ucode->data.size / 4; i++)
1340 		nv_wr32(priv, 0x41a1c4, oclass->gpccs.ucode->data.data[i]);
1341 
1342 	nv_wr32(priv, 0x41a180, 0x01000000);
1343 	for (i = 0; i < oclass->gpccs.ucode->code.size / 4; i++) {
1344 		if ((i & 0x3f) == 0)
1345 			nv_wr32(priv, 0x41a188, i >> 6);
1346 		nv_wr32(priv, 0x41a184, oclass->gpccs.ucode->code.data[i]);
1347 	}
1348 	nvkm_mc(priv)->unk260(nvkm_mc(priv), 1);
1349 
1350 	/* load register lists */
1351 	gf100_gr_init_csdata(priv, cclass->hub, 0x409000, 0x000, 0x000000);
1352 	gf100_gr_init_csdata(priv, cclass->gpc, 0x41a000, 0x000, 0x418000);
1353 	gf100_gr_init_csdata(priv, cclass->tpc, 0x41a000, 0x004, 0x419800);
1354 	gf100_gr_init_csdata(priv, cclass->ppc, 0x41a000, 0x008, 0x41be00);
1355 
1356 	/* start HUB ucode running, it'll init the GPCs */
1357 	nv_wr32(priv, 0x40910c, 0x00000000);
1358 	nv_wr32(priv, 0x409100, 0x00000002);
1359 	if (!nv_wait(priv, 0x409800, 0x80000000, 0x80000000)) {
1360 		nv_error(priv, "HUB_INIT timed out\n");
1361 		gf100_gr_ctxctl_debug(priv);
1362 		return -EBUSY;
1363 	}
1364 
1365 	priv->size = nv_rd32(priv, 0x409804);
1366 	if (priv->data == NULL) {
1367 		int ret = gf100_grctx_generate(priv);
1368 		if (ret) {
1369 			nv_error(priv, "failed to construct context\n");
1370 			return ret;
1371 		}
1372 	}
1373 
1374 	return 0;
1375 }
1376 
1377 int
1378 gf100_gr_init(struct nvkm_object *object)
1379 {
1380 	struct gf100_gr_oclass *oclass = (void *)object->oclass;
1381 	struct gf100_gr_priv *priv = (void *)object;
1382 	const u32 magicgpc918 = DIV_ROUND_UP(0x00800000, priv->tpc_total);
1383 	u32 data[TPC_MAX / 8] = {};
1384 	u8  tpcnr[GPC_MAX];
1385 	int gpc, tpc, rop;
1386 	int ret, i;
1387 
1388 	ret = nvkm_gr_init(&priv->base);
1389 	if (ret)
1390 		return ret;
1391 
1392 	nv_wr32(priv, GPC_BCAST(0x0880), 0x00000000);
1393 	nv_wr32(priv, GPC_BCAST(0x08a4), 0x00000000);
1394 	nv_wr32(priv, GPC_BCAST(0x0888), 0x00000000);
1395 	nv_wr32(priv, GPC_BCAST(0x088c), 0x00000000);
1396 	nv_wr32(priv, GPC_BCAST(0x0890), 0x00000000);
1397 	nv_wr32(priv, GPC_BCAST(0x0894), 0x00000000);
1398 	nv_wr32(priv, GPC_BCAST(0x08b4), priv->unk4188b4->addr >> 8);
1399 	nv_wr32(priv, GPC_BCAST(0x08b8), priv->unk4188b8->addr >> 8);
1400 
1401 	gf100_gr_mmio(priv, oclass->mmio);
1402 
1403 	memcpy(tpcnr, priv->tpc_nr, sizeof(priv->tpc_nr));
1404 	for (i = 0, gpc = -1; i < priv->tpc_total; i++) {
1405 		do {
1406 			gpc = (gpc + 1) % priv->gpc_nr;
1407 		} while (!tpcnr[gpc]);
1408 		tpc = priv->tpc_nr[gpc] - tpcnr[gpc]--;
1409 
1410 		data[i / 8] |= tpc << ((i % 8) * 4);
1411 	}
1412 
1413 	nv_wr32(priv, GPC_BCAST(0x0980), data[0]);
1414 	nv_wr32(priv, GPC_BCAST(0x0984), data[1]);
1415 	nv_wr32(priv, GPC_BCAST(0x0988), data[2]);
1416 	nv_wr32(priv, GPC_BCAST(0x098c), data[3]);
1417 
1418 	for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
1419 		nv_wr32(priv, GPC_UNIT(gpc, 0x0914),
1420 			priv->magic_not_rop_nr << 8 | priv->tpc_nr[gpc]);
1421 		nv_wr32(priv, GPC_UNIT(gpc, 0x0910), 0x00040000 |
1422 			priv->tpc_total);
1423 		nv_wr32(priv, GPC_UNIT(gpc, 0x0918), magicgpc918);
1424 	}
1425 
1426 	if (nv_device(priv)->chipset != 0xd7)
1427 		nv_wr32(priv, GPC_BCAST(0x1bd4), magicgpc918);
1428 	else
1429 		nv_wr32(priv, GPC_BCAST(0x3fd4), magicgpc918);
1430 
1431 	nv_wr32(priv, GPC_BCAST(0x08ac), nv_rd32(priv, 0x100800));
1432 
1433 	nv_wr32(priv, 0x400500, 0x00010001);
1434 
1435 	nv_wr32(priv, 0x400100, 0xffffffff);
1436 	nv_wr32(priv, 0x40013c, 0xffffffff);
1437 
1438 	nv_wr32(priv, 0x409c24, 0x000f0000);
1439 	nv_wr32(priv, 0x404000, 0xc0000000);
1440 	nv_wr32(priv, 0x404600, 0xc0000000);
1441 	nv_wr32(priv, 0x408030, 0xc0000000);
1442 	nv_wr32(priv, 0x40601c, 0xc0000000);
1443 	nv_wr32(priv, 0x404490, 0xc0000000);
1444 	nv_wr32(priv, 0x406018, 0xc0000000);
1445 	nv_wr32(priv, 0x405840, 0xc0000000);
1446 	nv_wr32(priv, 0x405844, 0x00ffffff);
1447 	nv_mask(priv, 0x419cc0, 0x00000008, 0x00000008);
1448 	nv_mask(priv, 0x419eb4, 0x00001000, 0x00001000);
1449 
1450 	for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
1451 		nv_wr32(priv, GPC_UNIT(gpc, 0x0420), 0xc0000000);
1452 		nv_wr32(priv, GPC_UNIT(gpc, 0x0900), 0xc0000000);
1453 		nv_wr32(priv, GPC_UNIT(gpc, 0x1028), 0xc0000000);
1454 		nv_wr32(priv, GPC_UNIT(gpc, 0x0824), 0xc0000000);
1455 		for (tpc = 0; tpc < priv->tpc_nr[gpc]; tpc++) {
1456 			nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x508), 0xffffffff);
1457 			nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x50c), 0xffffffff);
1458 			nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x224), 0xc0000000);
1459 			nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x48c), 0xc0000000);
1460 			nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x084), 0xc0000000);
1461 			nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x644), 0x001ffffe);
1462 			nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x64c), 0x0000000f);
1463 		}
1464 		nv_wr32(priv, GPC_UNIT(gpc, 0x2c90), 0xffffffff);
1465 		nv_wr32(priv, GPC_UNIT(gpc, 0x2c94), 0xffffffff);
1466 	}
1467 
1468 	for (rop = 0; rop < priv->rop_nr; rop++) {
1469 		nv_wr32(priv, ROP_UNIT(rop, 0x144), 0xc0000000);
1470 		nv_wr32(priv, ROP_UNIT(rop, 0x070), 0xc0000000);
1471 		nv_wr32(priv, ROP_UNIT(rop, 0x204), 0xffffffff);
1472 		nv_wr32(priv, ROP_UNIT(rop, 0x208), 0xffffffff);
1473 	}
1474 
1475 	nv_wr32(priv, 0x400108, 0xffffffff);
1476 	nv_wr32(priv, 0x400138, 0xffffffff);
1477 	nv_wr32(priv, 0x400118, 0xffffffff);
1478 	nv_wr32(priv, 0x400130, 0xffffffff);
1479 	nv_wr32(priv, 0x40011c, 0xffffffff);
1480 	nv_wr32(priv, 0x400134, 0xffffffff);
1481 
1482 	nv_wr32(priv, 0x400054, 0x34ce3464);
1483 
1484 	gf100_gr_zbc_init(priv);
1485 
1486 	return gf100_gr_init_ctxctl(priv);
1487 }
1488 
1489 static void
1490 gf100_gr_dtor_fw(struct gf100_gr_fuc *fuc)
1491 {
1492 	kfree(fuc->data);
1493 	fuc->data = NULL;
1494 }
1495 
1496 int
1497 gf100_gr_ctor_fw(struct gf100_gr_priv *priv, const char *fwname,
1498 		 struct gf100_gr_fuc *fuc)
1499 {
1500 	struct nvkm_device *device = nv_device(priv);
1501 	const struct firmware *fw;
1502 	char f[32];
1503 	int ret;
1504 
1505 	snprintf(f, sizeof(f), "nouveau/nv%02x_%s", device->chipset, fwname);
1506 	ret = request_firmware(&fw, f, nv_device_base(device));
1507 	if (ret) {
1508 		snprintf(f, sizeof(f), "nouveau/%s", fwname);
1509 		ret = request_firmware(&fw, f, nv_device_base(device));
1510 		if (ret) {
1511 			nv_error(priv, "failed to load %s\n", fwname);
1512 			return ret;
1513 		}
1514 	}
1515 
1516 	fuc->size = fw->size;
1517 	fuc->data = kmemdup(fw->data, fuc->size, GFP_KERNEL);
1518 	release_firmware(fw);
1519 	return (fuc->data != NULL) ? 0 : -ENOMEM;
1520 }
1521 
1522 void
1523 gf100_gr_dtor(struct nvkm_object *object)
1524 {
1525 	struct gf100_gr_priv *priv = (void *)object;
1526 
1527 	kfree(priv->data);
1528 
1529 	gf100_gr_dtor_fw(&priv->fuc409c);
1530 	gf100_gr_dtor_fw(&priv->fuc409d);
1531 	gf100_gr_dtor_fw(&priv->fuc41ac);
1532 	gf100_gr_dtor_fw(&priv->fuc41ad);
1533 
1534 	nvkm_gpuobj_ref(NULL, &priv->unk4188b8);
1535 	nvkm_gpuobj_ref(NULL, &priv->unk4188b4);
1536 
1537 	nvkm_gr_destroy(&priv->base);
1538 }
1539 
1540 int
1541 gf100_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
1542 	      struct nvkm_oclass *bclass, void *data, u32 size,
1543 	      struct nvkm_object **pobject)
1544 {
1545 	struct gf100_gr_oclass *oclass = (void *)bclass;
1546 	struct nvkm_device *device = nv_device(parent);
1547 	struct gf100_gr_priv *priv;
1548 	bool use_ext_fw, enable;
1549 	int ret, i, j;
1550 
1551 	use_ext_fw = nvkm_boolopt(device->cfgopt, "NvGrUseFW",
1552 				  oclass->fecs.ucode == NULL);
1553 	enable = use_ext_fw || oclass->fecs.ucode != NULL;
1554 
1555 	ret = nvkm_gr_create(parent, engine, bclass, enable, &priv);
1556 	*pobject = nv_object(priv);
1557 	if (ret)
1558 		return ret;
1559 
1560 	nv_subdev(priv)->unit = 0x08001000;
1561 	nv_subdev(priv)->intr = gf100_gr_intr;
1562 
1563 	priv->base.units = gf100_gr_units;
1564 
1565 	if (use_ext_fw) {
1566 		nv_info(priv, "using external firmware\n");
1567 		if (gf100_gr_ctor_fw(priv, "fuc409c", &priv->fuc409c) ||
1568 		    gf100_gr_ctor_fw(priv, "fuc409d", &priv->fuc409d) ||
1569 		    gf100_gr_ctor_fw(priv, "fuc41ac", &priv->fuc41ac) ||
1570 		    gf100_gr_ctor_fw(priv, "fuc41ad", &priv->fuc41ad))
1571 			return -ENODEV;
1572 		priv->firmware = true;
1573 	}
1574 
1575 	ret = nvkm_gpuobj_new(nv_object(priv), NULL, 0x1000, 256, 0,
1576 			      &priv->unk4188b4);
1577 	if (ret)
1578 		return ret;
1579 
1580 	ret = nvkm_gpuobj_new(nv_object(priv), NULL, 0x1000, 256, 0,
1581 			      &priv->unk4188b8);
1582 	if (ret)
1583 		return ret;
1584 
1585 	for (i = 0; i < 0x1000; i += 4) {
1586 		nv_wo32(priv->unk4188b4, i, 0x00000010);
1587 		nv_wo32(priv->unk4188b8, i, 0x00000010);
1588 	}
1589 
1590 	priv->rop_nr = (nv_rd32(priv, 0x409604) & 0x001f0000) >> 16;
1591 	priv->gpc_nr =  nv_rd32(priv, 0x409604) & 0x0000001f;
1592 	for (i = 0; i < priv->gpc_nr; i++) {
1593 		priv->tpc_nr[i]  = nv_rd32(priv, GPC_UNIT(i, 0x2608));
1594 		priv->tpc_total += priv->tpc_nr[i];
1595 		priv->ppc_nr[i]  = oclass->ppc_nr;
1596 		for (j = 0; j < priv->ppc_nr[i]; j++) {
1597 			u8 mask = nv_rd32(priv, GPC_UNIT(i, 0x0c30 + (j * 4)));
1598 			priv->ppc_tpc_nr[i][j] = hweight8(mask);
1599 		}
1600 	}
1601 
1602 	/*XXX: these need figuring out... though it might not even matter */
1603 	switch (nv_device(priv)->chipset) {
1604 	case 0xc0:
1605 		if (priv->tpc_total == 11) { /* 465, 3/4/4/0, 4 */
1606 			priv->magic_not_rop_nr = 0x07;
1607 		} else
1608 		if (priv->tpc_total == 14) { /* 470, 3/3/4/4, 5 */
1609 			priv->magic_not_rop_nr = 0x05;
1610 		} else
1611 		if (priv->tpc_total == 15) { /* 480, 3/4/4/4, 6 */
1612 			priv->magic_not_rop_nr = 0x06;
1613 		}
1614 		break;
1615 	case 0xc3: /* 450, 4/0/0/0, 2 */
1616 		priv->magic_not_rop_nr = 0x03;
1617 		break;
1618 	case 0xc4: /* 460, 3/4/0/0, 4 */
1619 		priv->magic_not_rop_nr = 0x01;
1620 		break;
1621 	case 0xc1: /* 2/0/0/0, 1 */
1622 		priv->magic_not_rop_nr = 0x01;
1623 		break;
1624 	case 0xc8: /* 4/4/3/4, 5 */
1625 		priv->magic_not_rop_nr = 0x06;
1626 		break;
1627 	case 0xce: /* 4/4/0/0, 4 */
1628 		priv->magic_not_rop_nr = 0x03;
1629 		break;
1630 	case 0xcf: /* 4/0/0/0, 3 */
1631 		priv->magic_not_rop_nr = 0x03;
1632 		break;
1633 	case 0xd7:
1634 	case 0xd9: /* 1/0/0/0, 1 */
1635 		priv->magic_not_rop_nr = 0x01;
1636 		break;
1637 	}
1638 
1639 	nv_engine(priv)->cclass = *oclass->cclass;
1640 	nv_engine(priv)->sclass =  oclass->sclass;
1641 	return 0;
1642 }
1643 
1644 #include "fuc/hubgf100.fuc3.h"
1645 
1646 struct gf100_gr_ucode
1647 gf100_gr_fecs_ucode = {
1648 	.code.data = gf100_grhub_code,
1649 	.code.size = sizeof(gf100_grhub_code),
1650 	.data.data = gf100_grhub_data,
1651 	.data.size = sizeof(gf100_grhub_data),
1652 };
1653 
1654 #include "fuc/gpcgf100.fuc3.h"
1655 
1656 struct gf100_gr_ucode
1657 gf100_gr_gpccs_ucode = {
1658 	.code.data = gf100_grgpc_code,
1659 	.code.size = sizeof(gf100_grgpc_code),
1660 	.data.data = gf100_grgpc_data,
1661 	.data.size = sizeof(gf100_grgpc_data),
1662 };
1663 
1664 struct nvkm_oclass *
1665 gf100_gr_oclass = &(struct gf100_gr_oclass) {
1666 	.base.handle = NV_ENGINE(GR, 0xc0),
1667 	.base.ofuncs = &(struct nvkm_ofuncs) {
1668 		.ctor = gf100_gr_ctor,
1669 		.dtor = gf100_gr_dtor,
1670 		.init = gf100_gr_init,
1671 		.fini = _nvkm_gr_fini,
1672 	},
1673 	.cclass = &gf100_grctx_oclass,
1674 	.sclass =  gf100_gr_sclass,
1675 	.mmio = gf100_gr_pack_mmio,
1676 	.fecs.ucode = &gf100_gr_fecs_ucode,
1677 	.gpccs.ucode = &gf100_gr_gpccs_ucode,
1678 }.base;
1679