projects / mesa.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
history | raw | HEAD
Merge branch '7.8'
[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 "nv50_resource.h"
27 #include "nouveau/nouveau_stateobj.h"
28
29 static struct nouveau_stateobj *
30 validate_fb(struct nv50_context *nv50)
31 {
32 struct nouveau_grobj *tesla = nv50->screen->tesla;
33 struct nouveau_stateobj *so = so_new(32, 79, 18);
34 struct pipe_framebuffer_state *fb = &nv50->framebuffer;
35 unsigned i, w = 0, h = 0, gw = 0;
36
37 /* Set nr of active RTs and select RT for each colour output.
38 * FP result 0 always goes to RT[0], bits 4 - 6 are ignored.
39 * Ambiguous assignment results in no rendering (no DATA_ERROR).
40 */
41 so_method(so, tesla, NV50TCL_RT_CONTROL, 1);
42 so_data (so, fb->nr_cbufs |
43 (0 << 4) | (1 << 7) | (2 << 10) | (3 << 13) |
44 (4 << 16) | (5 << 19) | (6 << 22) | (7 << 25));
45
46 for (i = 0; i < fb->nr_cbufs; i++) {
47 struct pipe_resource *pt = fb->cbufs[i]->texture;
48 struct nouveau_bo *bo = nv50_miptree(pt)->base.bo;
49
50 if (!gw) {
51 w = fb->cbufs[i]->width;
52 h = fb->cbufs[i]->height;
53 gw = 1;
54 } else {
55 assert(w == fb->cbufs[i]->width);
56 assert(h == fb->cbufs[i]->height);
57 }
58
59 so_method(so, tesla, NV50TCL_RT_HORIZ(i), 2);
60 so_data (so, fb->cbufs[i]->width);
61 so_data (so, fb->cbufs[i]->height);
62
63 so_method(so, tesla, NV50TCL_RT_ADDRESS_HIGH(i), 5);
64 so_reloc (so, bo, fb->cbufs[i]->offset, NOUVEAU_BO_VRAM |
65 NOUVEAU_BO_HIGH | NOUVEAU_BO_RDWR, 0, 0);
66 so_reloc (so, bo, fb->cbufs[i]->offset, NOUVEAU_BO_VRAM |
67 NOUVEAU_BO_LOW | NOUVEAU_BO_RDWR, 0, 0);
68 switch (fb->cbufs[i]->format) {
69 case PIPE_FORMAT_B8G8R8A8_UNORM:
70 so_data(so, NV50TCL_RT_FORMAT_A8R8G8B8_UNORM);
71 break;
72 case PIPE_FORMAT_B8G8R8X8_UNORM:
73 so_data(so, NV50TCL_RT_FORMAT_X8R8G8B8_UNORM);
74 break;
75 case PIPE_FORMAT_B5G6R5_UNORM:
76 so_data(so, NV50TCL_RT_FORMAT_R5G6B5_UNORM);
77 break;
78 case PIPE_FORMAT_R16G16B16A16_SNORM:
79 so_data(so, NV50TCL_RT_FORMAT_R16G16B16A16_SNORM);
80 break;
81 case PIPE_FORMAT_R16G16B16A16_UNORM:
82 so_data(so, NV50TCL_RT_FORMAT_R16G16B16A16_UNORM);
83 break;
84 case PIPE_FORMAT_R32G32B32A32_FLOAT:
85 so_data(so, NV50TCL_RT_FORMAT_R32G32B32A32_FLOAT);
86 break;
87 case PIPE_FORMAT_R16G16_SNORM:
88 so_data(so, NV50TCL_RT_FORMAT_R16G16_SNORM);
89 break;
90 case PIPE_FORMAT_R16G16_UNORM:
91 so_data(so, NV50TCL_RT_FORMAT_R16G16_UNORM);
92 break;
93 default:
94 NOUVEAU_ERR("AIIII unknown format %s\n",
95 util_format_name(fb->cbufs[i]->format));
96 so_data(so, NV50TCL_RT_FORMAT_X8R8G8B8_UNORM);
97 break;
98 }
99 so_data(so, nv50_miptree(pt)->
100 level[fb->cbufs[i]->level].tile_mode << 4);
101 so_data(so, 0x00000000);
102
103 so_method(so, tesla, NV50TCL_RT_ARRAY_MODE, 1);
104 so_data (so, 1);
105 }
106
107 if (fb->zsbuf) {
108 struct pipe_resource *pt = fb->zsbuf->texture;
109 struct nouveau_bo *bo = nv50_miptree(pt)->base.bo;
110
111 if (!gw) {
112 w = fb->zsbuf->width;
113 h = fb->zsbuf->height;
114 gw = 1;
115 } else {
116 assert(w == fb->zsbuf->width);
117 assert(h == fb->zsbuf->height);
118 }
119
120 so_method(so, tesla, NV50TCL_ZETA_ADDRESS_HIGH, 5);
121 so_reloc (so, bo, fb->zsbuf->offset, NOUVEAU_BO_VRAM |
122 NOUVEAU_BO_HIGH | NOUVEAU_BO_RDWR, 0, 0);
123 so_reloc (so, bo, fb->zsbuf->offset, NOUVEAU_BO_VRAM |
124 NOUVEAU_BO_LOW | NOUVEAU_BO_RDWR, 0, 0);
125 switch (fb->zsbuf->format) {
126 case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
127 so_data(so, NV50TCL_ZETA_FORMAT_S8Z24_UNORM);
128 break;
129 case PIPE_FORMAT_Z24X8_UNORM:
130 so_data(so, NV50TCL_ZETA_FORMAT_X8Z24_UNORM);
131 break;
132 case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
133 so_data(so, NV50TCL_ZETA_FORMAT_Z24S8_UNORM);
134 break;
135 case PIPE_FORMAT_Z32_FLOAT:
136 so_data(so, NV50TCL_ZETA_FORMAT_Z32_FLOAT);
137 break;
138 default:
139 NOUVEAU_ERR("AIIII unknown format %s\n",
140 util_format_name(fb->zsbuf->format));
141 so_data(so, NV50TCL_ZETA_FORMAT_S8Z24_UNORM);
142 break;
143 }
144 so_data(so, nv50_miptree(pt)->
145 level[fb->zsbuf->level].tile_mode << 4);
146 so_data(so, 0x00000000);
147
148 so_method(so, tesla, NV50TCL_ZETA_ENABLE, 1);
149 so_data (so, 1);
150 so_method(so, tesla, NV50TCL_ZETA_HORIZ, 3);
151 so_data (so, fb->zsbuf->width);
152 so_data (so, fb->zsbuf->height);
153 so_data (so, 0x00010001);
154 } else {
155 so_method(so, tesla, NV50TCL_ZETA_ENABLE, 1);
156 so_data (so, 0);
157 }
158
159 so_method(so, tesla, NV50TCL_VIEWPORT_HORIZ(0), 2);
160 so_data (so, w << 16);
161 so_data (so, h << 16);
162 /* set window lower left corner */
163 so_method(so, tesla, NV50TCL_WINDOW_OFFSET_X, 2);
164 so_data (so, 0);
165 so_data (so, 0);
166 /* set screen scissor rectangle */
167 so_method(so, tesla, NV50TCL_SCREEN_SCISSOR_HORIZ, 2);
168 so_data (so, w << 16);
169 so_data (so, h << 16);
170
171 return so;
172 }
173
174 static void
175 nv50_validate_samplers(struct nv50_context *nv50, struct nouveau_stateobj *so,
176 unsigned p)
177 {
178 struct nouveau_grobj *eng2d = nv50->screen->eng2d;
179 unsigned i, j, dw = nv50->sampler_nr[p] * 8;
180
181 if (!dw)
182 return;
183 nv50_so_init_sifc(nv50, so, nv50->screen->tsc, NOUVEAU_BO_VRAM,
184 p * (32 * 8 * 4), dw * 4);
185
186 so_method(so, eng2d, NV50_2D_SIFC_DATA | (2 << 29), dw);
187
188 for (i = 0; i < nv50->sampler_nr[p]; ++i) {
189 if (nv50->sampler[p][i])
190 so_datap(so, nv50->sampler[p][i]->tsc, 8);
191 else {
192 for (j = 0; j < 8; ++j) /* you get punished */
193 so_data(so, 0); /* ... for leaving holes */
194 }
195 }
196 }
197
198 static struct nouveau_stateobj *
199 validate_blend(struct nv50_context *nv50)
200 {
201 struct nouveau_stateobj *so = NULL;
202 so_ref(nv50->blend->so, &so);
203 return so;
204 }
205
206 static struct nouveau_stateobj *
207 validate_zsa(struct nv50_context *nv50)
208 {
209 struct nouveau_stateobj *so = NULL;
210 so_ref(nv50->zsa->so, &so);
211 return so;
212 }
213
214 static struct nouveau_stateobj *
215 validate_rast(struct nv50_context *nv50)
216 {
217 struct nouveau_stateobj *so = NULL;
218 so_ref(nv50->rasterizer->so, &so);
219 return so;
220 }
221
222 static struct nouveau_stateobj *
223 validate_blend_colour(struct nv50_context *nv50)
224 {
225 struct nouveau_grobj *tesla = nv50->screen->tesla;
226 struct nouveau_stateobj *so = so_new(1, 4, 0);
227
228 so_method(so, tesla, NV50TCL_BLEND_COLOR(0), 4);
229 so_data (so, fui(nv50->blend_colour.color[0]));
230 so_data (so, fui(nv50->blend_colour.color[1]));
231 so_data (so, fui(nv50->blend_colour.color[2]));
232 so_data (so, fui(nv50->blend_colour.color[3]));
233 return so;
234 }
235
236 static struct nouveau_stateobj *
237 validate_stencil_ref(struct nv50_context *nv50)
238 {
239 struct nouveau_grobj *tesla = nv50->screen->tesla;
240 struct nouveau_stateobj *so = so_new(2, 2, 0);
241
242 so_method(so, tesla, NV50TCL_STENCIL_FRONT_FUNC_REF, 1);
243 so_data (so, nv50->stencil_ref.ref_value[0]);
244 so_method(so, tesla, NV50TCL_STENCIL_BACK_FUNC_REF, 1);
245 so_data (so, nv50->stencil_ref.ref_value[1]);
246 return so;
247 }
248
249 static struct nouveau_stateobj *
250 validate_stipple(struct nv50_context *nv50)
251 {
252 struct nouveau_grobj *tesla = nv50->screen->tesla;
253 struct nouveau_stateobj *so = so_new(1, 32, 0);
254 int i;
255
256 so_method(so, tesla, NV50TCL_POLYGON_STIPPLE_PATTERN(0), 32);
257 for (i = 0; i < 32; i++)
258 so_data(so, util_bswap32(nv50->stipple.stipple[i]));
259 return so;
260 }
261
262 static struct nouveau_stateobj *
263 validate_scissor(struct nv50_context *nv50)
264 {
265 struct nouveau_grobj *tesla = nv50->screen->tesla;
266 struct pipe_scissor_state *s = &nv50->scissor;
267 struct nouveau_stateobj *so;
268
269 so = so_new(1, 2, 0);
270 so_method(so, tesla, NV50TCL_SCISSOR_HORIZ(0), 2);
271 so_data (so, (s->maxx << 16) | s->minx);
272 so_data (so, (s->maxy << 16) | s->miny);
273 return so;
274 }
275
276 static struct nouveau_stateobj *
277 validate_viewport(struct nv50_context *nv50)
278 {
279 struct nouveau_grobj *tesla = nv50->screen->tesla;
280 struct nouveau_stateobj *so = so_new(5, 9, 0);
281
282 so_method(so, tesla, NV50TCL_VIEWPORT_TRANSLATE_X(0), 3);
283 so_data (so, fui(nv50->viewport.translate[0]));
284 so_data (so, fui(nv50->viewport.translate[1]));
285 so_data (so, fui(nv50->viewport.translate[2]));
286 so_method(so, tesla, NV50TCL_VIEWPORT_SCALE_X(0), 3);
287 so_data (so, fui(nv50->viewport.scale[0]));
288 so_data (so, fui(nv50->viewport.scale[1]));
289 so_data (so, fui(nv50->viewport.scale[2]));
290
291 so_method(so, tesla, NV50TCL_VIEWPORT_TRANSFORM_EN, 1);
292 so_data (so, 1);
293 /* 0x0000 = remove whole primitive only (xyz)
294 * 0x1018 = remove whole primitive only (xy), clamp z
295 * 0x1080 = clip primitive (xyz)
296 * 0x1098 = clip primitive (xy), clamp z
297 */
298 so_method(so, tesla, NV50TCL_VIEW_VOLUME_CLIP_CTRL, 1);
299 so_data (so, 0x1080);
300 /* no idea what 0f90 does */
301 so_method(so, tesla, 0x0f90, 1);
302 so_data (so, 0);
303
304 return so;
305 }
306
307 static struct nouveau_stateobj *
308 validate_sampler(struct nv50_context *nv50)
309 {
310 struct nouveau_grobj *tesla = nv50->screen->tesla;
311 struct nouveau_stateobj *so;
312 unsigned nr = 0, i;
313
314 for (i = 0; i < 3; ++i)
315 nr += nv50->sampler_nr[i];
316
317 so = so_new(1 + 5 * 3, 1 + 19 * 3 + nr * 8, 3 * 2);
318
319 nv50_validate_samplers(nv50, so, 0); /* VP */
320 nv50_validate_samplers(nv50, so, 2); /* FP */
321
322 so_method(so, tesla, 0x1334, 1); /* flush TSC */
323 so_data (so, 0);
324
325 return so;
326 }
327
328 static struct nouveau_stateobj *
329 validate_vtxbuf(struct nv50_context *nv50)
330 {
331 struct nouveau_stateobj *so = NULL;
332 so_ref(nv50->state.vtxbuf, &so);
333 return so;
334 }
335
336 static struct nouveau_stateobj *
337 validate_vtxattr(struct nv50_context *nv50)
338 {
339 struct nouveau_stateobj *so = NULL;
340 so_ref(nv50->state.vtxattr, &so);
341 return so;
342 }
343
344 struct state_validate {
345 struct nouveau_stateobj *(*func)(struct nv50_context *nv50);
346 unsigned states;
347 } validate_list[] = {
348 { validate_fb , NV50_NEW_FRAMEBUFFER },
349 { validate_blend , NV50_NEW_BLEND },
350 { validate_zsa , NV50_NEW_ZSA },
351 { nv50_vertprog_validate , NV50_NEW_VERTPROG | NV50_NEW_VERTPROG_CB },
352 { nv50_fragprog_validate , NV50_NEW_FRAGPROG | NV50_NEW_FRAGPROG_CB },
353 { nv50_geomprog_validate , NV50_NEW_GEOMPROG | NV50_NEW_GEOMPROG_CB },
354 { nv50_fp_linkage_validate, NV50_NEW_VERTPROG | NV50_NEW_GEOMPROG |
355 NV50_NEW_FRAGPROG | NV50_NEW_RASTERIZER },
356 { nv50_gp_linkage_validate, NV50_NEW_VERTPROG | NV50_NEW_GEOMPROG },
357 { validate_rast , NV50_NEW_RASTERIZER },
358 { validate_blend_colour , NV50_NEW_BLEND_COLOUR },
359 { validate_stencil_ref , NV50_NEW_STENCIL_REF },
360 { validate_stipple , NV50_NEW_STIPPLE },
361 { validate_scissor , NV50_NEW_SCISSOR },
362 { validate_viewport , NV50_NEW_VIEWPORT },
363 { validate_sampler , NV50_NEW_SAMPLER },
364 { nv50_tex_validate , NV50_NEW_TEXTURE | NV50_NEW_SAMPLER },
365 { nv50_vbo_validate , NV50_NEW_ARRAYS },
366 { validate_vtxbuf , NV50_NEW_ARRAYS },
367 { validate_vtxattr , NV50_NEW_ARRAYS },
368 {}
369 };
370 #define validate_list_len (sizeof(validate_list) / sizeof(validate_list[0]))
371
372 boolean
373 nv50_state_validate(struct nv50_context *nv50, unsigned wait_dwords)
374 {
375 struct nouveau_channel *chan = nv50->screen->base.channel;
376 struct nouveau_grobj *tesla = nv50->screen->tesla;
377 unsigned nr_relocs = 128, nr_dwords = wait_dwords + 128 + 4;
378 int ret, i;
379
380 for (i = 0; i < validate_list_len; i++) {
381 struct state_validate *validate = &validate_list[i];
382 struct nouveau_stateobj *so;
383
384 if (!(nv50->dirty & validate->states))
385 continue;
386
387 so = validate->func(nv50);
388 if (!so)
389 continue;
390
391 nr_dwords += (so->total + so->cur);
392 nr_relocs += so->cur_reloc;
393
394 so_ref(so, &nv50->state.hw[i]);
395 so_ref(NULL, &so);
396 nv50->state.hw_dirty |= (1 << i);
397 }
398 nv50->dirty = 0;
399
400 if (nv50->screen->cur_ctx != nv50) {
401 for (i = 0; i < validate_list_len; i++) {
402 if (!nv50->state.hw[i] ||
403 (nv50->state.hw_dirty & (1 << i)))
404 continue;
405
406 nr_dwords += (nv50->state.hw[i]->total +
407 nv50->state.hw[i]->cur);
408 nr_relocs += nv50->state.hw[i]->cur_reloc;
409 nv50->state.hw_dirty |= (1 << i);
410 }
411
412 nv50->screen->cur_ctx = nv50;
413 }
414
415 ret = MARK_RING(chan, nr_dwords, nr_relocs);
416 if (ret) {
417 debug_printf("MARK_RING(%d, %d) failed: %d\n",
418 nr_dwords, nr_relocs, ret);
419 return FALSE;
420 }
421
422 while (nv50->state.hw_dirty) {
423 i = ffs(nv50->state.hw_dirty) - 1;
424 nv50->state.hw_dirty &= ~(1 << i);
425
426 so_emit(chan, nv50->state.hw[i]);
427 }
428
429 /* Yes, really, we need to do this. If a buffer that is referenced
430 * on the hardware isn't part of changed state above, without doing
431 * this the kernel is given no clue that the buffer is being used
432 * still. This can cause all sorts of fun issues.
433 */
434 nv50_tex_relocs(nv50);
435 so_emit_reloc_markers(chan, nv50->state.hw[0]); /* fb */
436 so_emit_reloc_markers(chan, nv50->state.hw[3]); /* vp */
437 so_emit_reloc_markers(chan, nv50->state.hw[4]); /* fp */
438 so_emit_reloc_markers(chan, nv50->state.hw[17]); /* vb */
439 nv50_screen_relocs(nv50->screen);
440
441 /* No idea.. */
442 BEGIN_RING(chan, tesla, 0x142c, 1);
443 OUT_RING (chan, 0);
444 BEGIN_RING(chan, tesla, 0x142c, 1);
445 OUT_RING (chan, 0);
446 return TRUE;
447 }
448
449 void nv50_so_init_sifc(struct nv50_context *nv50,
450 struct nouveau_stateobj *so,
451 struct nouveau_bo *bo, unsigned reloc,
452 unsigned offset, unsigned size)
453 {
454 struct nouveau_grobj *eng2d = nv50->screen->eng2d;
455
456 reloc |= NOUVEAU_BO_WR;
457
458 so_method(so, eng2d, NV50_2D_DST_FORMAT, 2);
459 so_data (so, NV50_2D_DST_FORMAT_R8_UNORM);
460 so_data (so, 1);
461 so_method(so, eng2d, NV50_2D_DST_PITCH, 5);
462 so_data (so, 262144);
463 so_data (so, 65536);
464 so_data (so, 1);
465 so_reloc (so, bo, offset, reloc | NOUVEAU_BO_HIGH, 0, 0);
466 so_reloc (so, bo, offset, reloc | NOUVEAU_BO_LOW, 0, 0);
467 so_method(so, eng2d, NV50_2D_SIFC_BITMAP_ENABLE, 2);
468 so_data (so, 0);
469 so_data (so, NV50_2D_SIFC_FORMAT_R8_UNORM);
470 so_method(so, eng2d, NV50_2D_SIFC_WIDTH, 10);
471 so_data (so, size);
472 so_data (so, 1);
473 so_data (so, 0);
474 so_data (so, 1);
475 so_data (so, 0);
476 so_data (so, 1);
477 so_data (so, 0);
478 so_data (so, 0);
479 so_data (so, 0);
480 so_data (so, 0);
481 }