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nv50: get rid of the static_init stateobj
[mesa.git] / src / gallium / drivers / nv50 / nv50_state_validate.c
1 /*
2 * Copyright 2008 Ben Skeggs
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 AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 #include "util/u_format.h"
24
25 #include "nv50_context.h"
26 #include "nouveau/nouveau_stateobj.h"
27
28 static struct nouveau_stateobj *
29 validate_fb(struct nv50_context *nv50)
30 {
31 struct nouveau_grobj *tesla = nv50->screen->tesla;
32 struct nouveau_stateobj *so = so_new(32, 79, 18);
33 struct pipe_framebuffer_state *fb = &nv50->framebuffer;
34 unsigned i, w, h, gw = 0;
35
36 /* Set nr of active RTs and select RT for each colour output.
37 * FP result 0 always goes to RT[0], bits 4 - 6 are ignored.
38 * Ambiguous assignment results in no rendering (no DATA_ERROR).
39 */
40 so_method(so, tesla, NV50TCL_RT_CONTROL, 1);
41 so_data (so, fb->nr_cbufs |
42 (0 << 4) | (1 << 7) | (2 << 10) | (3 << 13) |
43 (4 << 16) | (5 << 19) | (6 << 22) | (7 << 25));
44
45 for (i = 0; i < fb->nr_cbufs; i++) {
46 struct pipe_texture *pt = fb->cbufs[i]->texture;
47 struct nouveau_bo *bo = nv50_miptree(pt)->base.bo;
48
49 if (!gw) {
50 w = fb->cbufs[i]->width;
51 h = fb->cbufs[i]->height;
52 gw = 1;
53 } else {
54 assert(w == fb->cbufs[i]->width);
55 assert(h == fb->cbufs[i]->height);
56 }
57
58 so_method(so, tesla, NV50TCL_RT_HORIZ(i), 2);
59 so_data (so, fb->cbufs[i]->width);
60 so_data (so, fb->cbufs[i]->height);
61
62 so_method(so, tesla, NV50TCL_RT_ADDRESS_HIGH(i), 5);
63 so_reloc (so, bo, fb->cbufs[i]->offset, NOUVEAU_BO_VRAM |
64 NOUVEAU_BO_HIGH | NOUVEAU_BO_RDWR, 0, 0);
65 so_reloc (so, bo, fb->cbufs[i]->offset, NOUVEAU_BO_VRAM |
66 NOUVEAU_BO_LOW | NOUVEAU_BO_RDWR, 0, 0);
67 switch (fb->cbufs[i]->format) {
68 case PIPE_FORMAT_B8G8R8A8_UNORM:
69 so_data(so, NV50TCL_RT_FORMAT_A8R8G8B8_UNORM);
70 break;
71 case PIPE_FORMAT_B8G8R8X8_UNORM:
72 so_data(so, NV50TCL_RT_FORMAT_X8R8G8B8_UNORM);
73 break;
74 case PIPE_FORMAT_B5G6R5_UNORM:
75 so_data(so, NV50TCL_RT_FORMAT_R5G6B5_UNORM);
76 break;
77 case PIPE_FORMAT_R16G16B16A16_SNORM:
78 so_data(so, NV50TCL_RT_FORMAT_R16G16B16A16_SNORM);
79 break;
80 case PIPE_FORMAT_R16G16B16A16_UNORM:
81 so_data(so, NV50TCL_RT_FORMAT_R16G16B16A16_UNORM);
82 break;
83 case PIPE_FORMAT_R32G32B32A32_FLOAT:
84 so_data(so, NV50TCL_RT_FORMAT_R32G32B32A32_FLOAT);
85 break;
86 case PIPE_FORMAT_R16G16_SNORM:
87 so_data(so, NV50TCL_RT_FORMAT_R16G16_SNORM);
88 break;
89 case PIPE_FORMAT_R16G16_UNORM:
90 so_data(so, NV50TCL_RT_FORMAT_R16G16_UNORM);
91 break;
92 default:
93 NOUVEAU_ERR("AIIII unknown format %s\n",
94 util_format_name(fb->cbufs[i]->format));
95 so_data(so, NV50TCL_RT_FORMAT_X8R8G8B8_UNORM);
96 break;
97 }
98 so_data(so, nv50_miptree(pt)->
99 level[fb->cbufs[i]->level].tile_mode << 4);
100 so_data(so, 0x00000000);
101
102 so_method(so, tesla, NV50TCL_RT_ARRAY_MODE, 1);
103 so_data (so, 1);
104 }
105
106 if (fb->zsbuf) {
107 struct pipe_texture *pt = fb->zsbuf->texture;
108 struct nouveau_bo *bo = nv50_miptree(pt)->base.bo;
109
110 if (!gw) {
111 w = fb->zsbuf->width;
112 h = fb->zsbuf->height;
113 gw = 1;
114 } else {
115 assert(w == fb->zsbuf->width);
116 assert(h == fb->zsbuf->height);
117 }
118
119 so_method(so, tesla, NV50TCL_ZETA_ADDRESS_HIGH, 5);
120 so_reloc (so, bo, fb->zsbuf->offset, NOUVEAU_BO_VRAM |
121 NOUVEAU_BO_HIGH | NOUVEAU_BO_RDWR, 0, 0);
122 so_reloc (so, bo, fb->zsbuf->offset, NOUVEAU_BO_VRAM |
123 NOUVEAU_BO_LOW | NOUVEAU_BO_RDWR, 0, 0);
124 switch (fb->zsbuf->format) {
125 case PIPE_FORMAT_Z24S8_UNORM:
126 so_data(so, NV50TCL_ZETA_FORMAT_S8Z24_UNORM);
127 break;
128 case PIPE_FORMAT_Z24X8_UNORM:
129 so_data(so, NV50TCL_ZETA_FORMAT_X8Z24_UNORM);
130 break;
131 case PIPE_FORMAT_S8Z24_UNORM:
132 so_data(so, NV50TCL_ZETA_FORMAT_Z24S8_UNORM);
133 break;
134 case PIPE_FORMAT_Z32_FLOAT:
135 so_data(so, NV50TCL_ZETA_FORMAT_Z32_FLOAT);
136 break;
137 default:
138 NOUVEAU_ERR("AIIII unknown format %s\n",
139 util_format_name(fb->zsbuf->format));
140 so_data(so, NV50TCL_ZETA_FORMAT_S8Z24_UNORM);
141 break;
142 }
143 so_data(so, nv50_miptree(pt)->
144 level[fb->zsbuf->level].tile_mode << 4);
145 so_data(so, 0x00000000);
146
147 so_method(so, tesla, NV50TCL_ZETA_ENABLE, 1);
148 so_data (so, 1);
149 so_method(so, tesla, NV50TCL_ZETA_HORIZ, 3);
150 so_data (so, fb->zsbuf->width);
151 so_data (so, fb->zsbuf->height);
152 so_data (so, 0x00010001);
153 } else {
154 so_method(so, tesla, NV50TCL_ZETA_ENABLE, 1);
155 so_data (so, 0);
156 }
157
158 so_method(so, tesla, NV50TCL_VIEWPORT_HORIZ(0), 2);
159 so_data (so, w << 16);
160 so_data (so, h << 16);
161 /* set window lower left corner */
162 so_method(so, tesla, NV50TCL_WINDOW_OFFSET_X, 2);
163 so_data (so, 0);
164 so_data (so, 0);
165 /* set screen scissor rectangle */
166 so_method(so, tesla, NV50TCL_SCREEN_SCISSOR_HORIZ, 2);
167 so_data (so, w << 16);
168 so_data (so, h << 16);
169
170 return so;
171 }
172
173 static void
174 nv50_validate_samplers(struct nv50_context *nv50, struct nouveau_stateobj *so,
175 unsigned p)
176 {
177 struct nouveau_grobj *eng2d = nv50->screen->eng2d;
178 unsigned i, j, dw = nv50->sampler_nr[p] * 8;
179
180 if (!dw)
181 return;
182 nv50_so_init_sifc(nv50, so, nv50->screen->tsc, NOUVEAU_BO_VRAM,
183 p * (32 * 8 * 4), dw * 4);
184
185 so_method(so, eng2d, NV50_2D_SIFC_DATA | (2 << 29), dw);
186
187 for (i = 0; i < nv50->sampler_nr[p]; ++i) {
188 if (nv50->sampler[p][i])
189 so_datap(so, nv50->sampler[p][i]->tsc, 8);
190 else {
191 for (j = 0; j < 8; ++j) /* you get punished */
192 so_data(so, 0); /* ... for leaving holes */
193 }
194 }
195 }
196
197 static struct nouveau_stateobj *
198 validate_blend(struct nv50_context *nv50)
199 {
200 struct nouveau_stateobj *so = NULL;
201 so_ref(nv50->blend->so, &so);
202 return so;
203 }
204
205 static struct nouveau_stateobj *
206 validate_zsa(struct nv50_context *nv50)
207 {
208 struct nouveau_stateobj *so = NULL;
209 so_ref(nv50->zsa->so, &so);
210 return so;
211 }
212
213 static struct nouveau_stateobj *
214 validate_rast(struct nv50_context *nv50)
215 {
216 struct nouveau_stateobj *so = NULL;
217 so_ref(nv50->rasterizer->so, &so);
218 return so;
219 }
220
221 static struct nouveau_stateobj *
222 validate_blend_colour(struct nv50_context *nv50)
223 {
224 struct nouveau_grobj *tesla = nv50->screen->tesla;
225 struct nouveau_stateobj *so = so_new(1, 4, 0);
226
227 so_method(so, tesla, NV50TCL_BLEND_COLOR(0), 4);
228 so_data (so, fui(nv50->blend_colour.color[0]));
229 so_data (so, fui(nv50->blend_colour.color[1]));
230 so_data (so, fui(nv50->blend_colour.color[2]));
231 so_data (so, fui(nv50->blend_colour.color[3]));
232 return so;
233 }
234
235 static struct nouveau_stateobj *
236 validate_stencil_ref(struct nv50_context *nv50)
237 {
238 struct nouveau_grobj *tesla = nv50->screen->tesla;
239 struct nouveau_stateobj *so = so = so_new(2, 2, 0);
240
241 so_method(so, tesla, NV50TCL_STENCIL_FRONT_FUNC_REF, 1);
242 so_data (so, nv50->stencil_ref.ref_value[0]);
243 so_method(so, tesla, NV50TCL_STENCIL_BACK_FUNC_REF, 1);
244 so_data (so, nv50->stencil_ref.ref_value[1]);
245 return so;
246 }
247
248 static struct nouveau_stateobj *
249 validate_stipple(struct nv50_context *nv50)
250 {
251 struct nouveau_grobj *tesla = nv50->screen->tesla;
252 struct nouveau_stateobj *so = so_new(1, 32, 0);
253 int i;
254
255 so_method(so, tesla, NV50TCL_POLYGON_STIPPLE_PATTERN(0), 32);
256 for (i = 0; i < 32; i++)
257 so_data(so, util_bswap32(nv50->stipple.stipple[i]));
258 return so;
259 }
260
261 static struct nouveau_stateobj *
262 validate_scissor(struct nv50_context *nv50)
263 {
264 struct nouveau_grobj *tesla = nv50->screen->tesla;
265 struct pipe_scissor_state *s = &nv50->scissor;
266 struct nouveau_stateobj *so;
267
268 so = so_new(1, 2, 0);
269 so_method(so, tesla, NV50TCL_SCISSOR_HORIZ(0), 2);
270 so_data (so, (s->maxx << 16) | s->minx);
271 so_data (so, (s->maxy << 16) | s->miny);
272 return so;
273 }
274
275 static struct nouveau_stateobj *
276 validate_viewport(struct nv50_context *nv50)
277 {
278 struct nouveau_grobj *tesla = nv50->screen->tesla;
279 struct nouveau_stateobj *so = so_new(5, 9, 0);
280
281 so_method(so, tesla, NV50TCL_VIEWPORT_TRANSLATE_X(0), 3);
282 so_data (so, fui(nv50->viewport.translate[0]));
283 so_data (so, fui(nv50->viewport.translate[1]));
284 so_data (so, fui(nv50->viewport.translate[2]));
285 so_method(so, tesla, NV50TCL_VIEWPORT_SCALE_X(0), 3);
286 so_data (so, fui(nv50->viewport.scale[0]));
287 so_data (so, fui(nv50->viewport.scale[1]));
288 so_data (so, fui(nv50->viewport.scale[2]));
289
290 so_method(so, tesla, NV50TCL_VIEWPORT_TRANSFORM_EN, 1);
291 so_data (so, 1);
292 /* 0x0000 = remove whole primitive only (xyz)
293 * 0x1018 = remove whole primitive only (xy), clamp z
294 * 0x1080 = clip primitive (xyz)
295 * 0x1098 = clip primitive (xy), clamp z
296 */
297 so_method(so, tesla, NV50TCL_VIEW_VOLUME_CLIP_CTRL, 1);
298 so_data (so, 0x1080);
299 /* no idea what 0f90 does */
300 so_method(so, tesla, 0x0f90, 1);
301 so_data (so, 0);
302
303 return so;
304 }
305
306 static struct nouveau_stateobj *
307 validate_sampler(struct nv50_context *nv50)
308 {
309 struct nouveau_grobj *tesla = nv50->screen->tesla;
310 struct nouveau_stateobj *so;
311 unsigned nr = 0, i;
312
313 for (i = 0; i < 3; ++i)
314 nr += nv50->sampler_nr[i];
315
316 so = so_new(1 + 5 * 3, 1 + 19 * 3 + nr * 8, 3 * 2);
317
318 nv50_validate_samplers(nv50, so, 0); /* VP */
319 nv50_validate_samplers(nv50, so, 2); /* FP */
320
321 so_method(so, tesla, 0x1334, 1); /* flush TSC */
322 so_data (so, 0);
323
324 return so;
325 }
326
327 static struct nouveau_stateobj *
328 validate_vtxbuf(struct nv50_context *nv50)
329 {
330 struct nouveau_stateobj *so = NULL;
331 so_ref(nv50->state.vtxbuf, &so);
332 return so;
333 }
334
335 static struct nouveau_stateobj *
336 validate_vtxattr(struct nv50_context *nv50)
337 {
338 struct nouveau_stateobj *so = NULL;
339 so_ref(nv50->state.vtxattr, &so);
340 return so;
341 }
342
343 struct state_validate {
344 struct nouveau_stateobj *(*func)(struct nv50_context *nv50);
345 unsigned states;
346 } validate_list[] = {
347 { validate_fb , NV50_NEW_FRAMEBUFFER },
348 { validate_blend , NV50_NEW_BLEND },
349 { validate_zsa , NV50_NEW_ZSA },
350 { nv50_vertprog_validate , NV50_NEW_VERTPROG | NV50_NEW_VERTPROG_CB },
351 { nv50_fragprog_validate , NV50_NEW_FRAGPROG | NV50_NEW_FRAGPROG_CB },
352 { nv50_geomprog_validate , NV50_NEW_GEOMPROG | NV50_NEW_GEOMPROG_CB },
353 { nv50_fp_linkage_validate, NV50_NEW_VERTPROG | NV50_NEW_GEOMPROG |
354 NV50_NEW_FRAGPROG | NV50_NEW_RASTERIZER },
355 { nv50_gp_linkage_validate, NV50_NEW_VERTPROG | NV50_NEW_GEOMPROG },
356 { validate_rast , NV50_NEW_RASTERIZER },
357 { validate_blend_colour , NV50_NEW_BLEND_COLOUR },
358 { validate_stencil_ref , NV50_NEW_STENCIL_REF },
359 { validate_stipple , NV50_NEW_STIPPLE },
360 { validate_scissor , NV50_NEW_SCISSOR },
361 { validate_viewport , NV50_NEW_VIEWPORT },
362 { validate_sampler , NV50_NEW_SAMPLER },
363 { nv50_tex_validate , NV50_NEW_TEXTURE | NV50_NEW_SAMPLER },
364 { nv50_vbo_validate , NV50_NEW_ARRAYS },
365 { validate_vtxbuf , NV50_NEW_ARRAYS },
366 { validate_vtxattr , NV50_NEW_ARRAYS },
367 {}
368 };
369 #define validate_list_len (sizeof(validate_list) / sizeof(validate_list[0]))
370
371 boolean
372 nv50_state_validate(struct nv50_context *nv50, unsigned wait_dwords)
373 {
374 struct nouveau_channel *chan = nv50->screen->base.channel;
375 struct nouveau_grobj *tesla = nv50->screen->tesla;
376 unsigned nr_relocs = 128, nr_dwords = wait_dwords + 128 + 4;
377 int ret, i;
378
379 for (i = 0; i < validate_list_len; i++) {
380 struct state_validate *validate = &validate_list[i];
381 struct nouveau_stateobj *so;
382
383 if (!(nv50->dirty & validate->states))
384 continue;
385
386 so = validate->func(nv50);
387 if (!so)
388 continue;
389
390 nr_dwords += (so->total + so->cur);
391 nr_relocs += so->cur_reloc;
392
393 so_ref(so, &nv50->state.hw[i]);
394 so_ref(NULL, &so);
395 nv50->state.hw_dirty |= (1 << i);
396 }
397 nv50->dirty = 0;
398
399 if (nv50->screen->cur_ctx != nv50) {
400 for (i = 0; i < validate_list_len; i++) {
401 if (!nv50->state.hw[i] ||
402 (nv50->state.hw_dirty & (1 << i)))
403 continue;
404
405 nr_dwords += (nv50->state.hw[i]->total +
406 nv50->state.hw[i]->cur);
407 nr_relocs += nv50->state.hw[i]->cur_reloc;
408 nv50->state.hw_dirty |= (1 << i);
409 }
410
411 nv50->screen->cur_ctx = nv50;
412 }
413
414 ret = MARK_RING(chan, nr_dwords, nr_relocs);
415 if (ret) {
416 debug_printf("MARK_RING(%d, %d) failed: %d\n",
417 nr_dwords, nr_relocs, ret);
418 return FALSE;
419 }
420
421 while (nv50->state.hw_dirty) {
422 i = ffs(nv50->state.hw_dirty) - 1;
423 nv50->state.hw_dirty &= ~(1 << i);
424
425 so_emit(chan, nv50->state.hw[i]);
426 }
427
428 /* Yes, really, we need to do this. If a buffer that is referenced
429 * on the hardware isn't part of changed state above, without doing
430 * this the kernel is given no clue that the buffer is being used
431 * still. This can cause all sorts of fun issues.
432 */
433 nv50_tex_relocs(nv50);
434 so_emit_reloc_markers(chan, nv50->state.hw[0]); /* fb */
435 so_emit_reloc_markers(chan, nv50->state.hw[3]); /* vp */
436 so_emit_reloc_markers(chan, nv50->state.hw[4]); /* fp */
437 so_emit_reloc_markers(chan, nv50->state.hw[17]); /* vb */
438 nv50_screen_relocs(nv50->screen);
439
440 /* No idea.. */
441 BEGIN_RING(chan, tesla, 0x142c, 1);
442 OUT_RING (chan, 0);
443 BEGIN_RING(chan, tesla, 0x142c, 1);
444 OUT_RING (chan, 0);
445 return TRUE;
446 }
447
448 void nv50_so_init_sifc(struct nv50_context *nv50,
449 struct nouveau_stateobj *so,
450 struct nouveau_bo *bo, unsigned reloc,
451 unsigned offset, unsigned size)
452 {
453 struct nouveau_grobj *eng2d = nv50->screen->eng2d;
454
455 reloc |= NOUVEAU_BO_WR;
456
457 so_method(so, eng2d, NV50_2D_DST_FORMAT, 2);
458 so_data (so, NV50_2D_DST_FORMAT_R8_UNORM);
459 so_data (so, 1);
460 so_method(so, eng2d, NV50_2D_DST_PITCH, 5);
461 so_data (so, 262144);
462 so_data (so, 65536);
463 so_data (so, 1);
464 so_reloc (so, bo, offset, reloc | NOUVEAU_BO_HIGH, 0, 0);
465 so_reloc (so, bo, offset, reloc | NOUVEAU_BO_LOW, 0, 0);
466 so_method(so, eng2d, NV50_2D_SIFC_BITMAP_ENABLE, 2);
467 so_data (so, 0);
468 so_data (so, NV50_2D_SIFC_FORMAT_R8_UNORM);
469 so_method(so, eng2d, NV50_2D_SIFC_WIDTH, 10);
470 so_data (so, size);
471 so_data (so, 1);
472 so_data (so, 0);
473 so_data (so, 1);
474 so_data (so, 0);
475 so_data (so, 1);
476 so_data (so, 0);
477 so_data (so, 0);
478 so_data (so, 0);
479 so_data (so, 0);
480 }