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Merge remote branch 'origin/master' into nv50-compiler
[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 assert(nv50_format_table[fb->cbufs[i]->format].rt);
60
61 so_method(so, tesla, NV50TCL_RT_HORIZ(i), 2);
62 so_data (so, fb->cbufs[i]->width);
63 so_data (so, fb->cbufs[i]->height);
64
65 so_method(so, tesla, NV50TCL_RT_ADDRESS_HIGH(i), 5);
66 so_reloc (so, bo, fb->cbufs[i]->offset, NOUVEAU_BO_VRAM |
67 NOUVEAU_BO_HIGH | NOUVEAU_BO_RDWR, 0, 0);
68 so_reloc (so, bo, fb->cbufs[i]->offset, NOUVEAU_BO_VRAM |
69 NOUVEAU_BO_LOW | NOUVEAU_BO_RDWR, 0, 0);
70 so_data (so, nv50_format_table[fb->cbufs[i]->format].rt);
71 so_data (so, nv50_miptree(pt)->
72 level[fb->cbufs[i]->level].tile_mode << 4);
73 so_data(so, 0x00000000);
74
75 so_method(so, tesla, NV50TCL_RT_ARRAY_MODE, 1);
76 so_data (so, 1);
77 }
78
79 if (fb->zsbuf) {
80 struct pipe_resource *pt = fb->zsbuf->texture;
81 struct nouveau_bo *bo = nv50_miptree(pt)->base.bo;
82
83 if (!gw) {
84 w = fb->zsbuf->width;
85 h = fb->zsbuf->height;
86 gw = 1;
87 } else {
88 assert(w == fb->zsbuf->width);
89 assert(h == fb->zsbuf->height);
90 }
91
92 assert(nv50_format_table[fb->zsbuf->format].rt);
93
94 so_method(so, tesla, NV50TCL_ZETA_ADDRESS_HIGH, 5);
95 so_reloc (so, bo, fb->zsbuf->offset, NOUVEAU_BO_VRAM |
96 NOUVEAU_BO_HIGH | NOUVEAU_BO_RDWR, 0, 0);
97 so_reloc (so, bo, fb->zsbuf->offset, NOUVEAU_BO_VRAM |
98 NOUVEAU_BO_LOW | NOUVEAU_BO_RDWR, 0, 0);
99 so_data (so, nv50_format_table[fb->zsbuf->format].rt);
100 so_data (so, nv50_miptree(pt)->
101 level[fb->zsbuf->level].tile_mode << 4);
102 so_data (so, 0x00000000);
103
104 so_method(so, tesla, NV50TCL_ZETA_ENABLE, 1);
105 so_data (so, 1);
106 so_method(so, tesla, NV50TCL_ZETA_HORIZ, 3);
107 so_data (so, fb->zsbuf->width);
108 so_data (so, fb->zsbuf->height);
109 so_data (so, 0x00010001);
110 } else {
111 so_method(so, tesla, NV50TCL_ZETA_ENABLE, 1);
112 so_data (so, 0);
113 }
114
115 so_method(so, tesla, NV50TCL_VIEWPORT_HORIZ(0), 2);
116 so_data (so, w << 16);
117 so_data (so, h << 16);
118 /* set window lower left corner */
119 so_method(so, tesla, NV50TCL_WINDOW_OFFSET_X, 2);
120 so_data (so, 0);
121 so_data (so, 0);
122 /* set screen scissor rectangle */
123 so_method(so, tesla, NV50TCL_SCREEN_SCISSOR_HORIZ, 2);
124 so_data (so, w << 16);
125 so_data (so, h << 16);
126
127 return so;
128 }
129
130 static void
131 nv50_validate_samplers(struct nv50_context *nv50, struct nouveau_stateobj *so,
132 unsigned p)
133 {
134 struct nouveau_grobj *eng2d = nv50->screen->eng2d;
135 unsigned i, j, dw = nv50->sampler_nr[p] * 8;
136
137 if (!dw)
138 return;
139 nv50_so_init_sifc(nv50, so, nv50->screen->tsc, NOUVEAU_BO_VRAM,
140 p * (32 * 8 * 4), dw * 4);
141
142 so_method(so, eng2d, NV50_2D_SIFC_DATA | (2 << 29), dw);
143
144 for (i = 0; i < nv50->sampler_nr[p]; ++i) {
145 if (nv50->sampler[p][i])
146 so_datap(so, nv50->sampler[p][i]->tsc, 8);
147 else {
148 for (j = 0; j < 8; ++j) /* you get punished */
149 so_data(so, 0); /* ... for leaving holes */
150 }
151 }
152 }
153
154 static struct nouveau_stateobj *
155 validate_blend(struct nv50_context *nv50)
156 {
157 struct nouveau_stateobj *so = NULL;
158 so_ref(nv50->blend->so, &so);
159 return so;
160 }
161
162 static struct nouveau_stateobj *
163 validate_zsa(struct nv50_context *nv50)
164 {
165 struct nouveau_stateobj *so = NULL;
166 so_ref(nv50->zsa->so, &so);
167 return so;
168 }
169
170 static struct nouveau_stateobj *
171 validate_rast(struct nv50_context *nv50)
172 {
173 struct nouveau_stateobj *so = NULL;
174 so_ref(nv50->rasterizer->so, &so);
175 return so;
176 }
177
178 static struct nouveau_stateobj *
179 validate_blend_colour(struct nv50_context *nv50)
180 {
181 struct nouveau_grobj *tesla = nv50->screen->tesla;
182 struct nouveau_stateobj *so = so_new(1, 4, 0);
183
184 so_method(so, tesla, NV50TCL_BLEND_COLOR(0), 4);
185 so_data (so, fui(nv50->blend_colour.color[0]));
186 so_data (so, fui(nv50->blend_colour.color[1]));
187 so_data (so, fui(nv50->blend_colour.color[2]));
188 so_data (so, fui(nv50->blend_colour.color[3]));
189 return so;
190 }
191
192 static struct nouveau_stateobj *
193 validate_stencil_ref(struct nv50_context *nv50)
194 {
195 struct nouveau_grobj *tesla = nv50->screen->tesla;
196 struct nouveau_stateobj *so = so_new(2, 2, 0);
197
198 so_method(so, tesla, NV50TCL_STENCIL_FRONT_FUNC_REF, 1);
199 so_data (so, nv50->stencil_ref.ref_value[0]);
200 so_method(so, tesla, NV50TCL_STENCIL_BACK_FUNC_REF, 1);
201 so_data (so, nv50->stencil_ref.ref_value[1]);
202 return so;
203 }
204
205 static struct nouveau_stateobj *
206 validate_stipple(struct nv50_context *nv50)
207 {
208 struct nouveau_grobj *tesla = nv50->screen->tesla;
209 struct nouveau_stateobj *so = so_new(1, 32, 0);
210 int i;
211
212 so_method(so, tesla, NV50TCL_POLYGON_STIPPLE_PATTERN(0), 32);
213 for (i = 0; i < 32; i++)
214 so_data(so, util_bswap32(nv50->stipple.stipple[i]));
215 return so;
216 }
217
218 static struct nouveau_stateobj *
219 validate_scissor(struct nv50_context *nv50)
220 {
221 struct nouveau_grobj *tesla = nv50->screen->tesla;
222 struct pipe_scissor_state *s = &nv50->scissor;
223 struct nouveau_stateobj *so;
224
225 so = so_new(1, 2, 0);
226 so_method(so, tesla, NV50TCL_SCISSOR_HORIZ(0), 2);
227 so_data (so, (s->maxx << 16) | s->minx);
228 so_data (so, (s->maxy << 16) | s->miny);
229 return so;
230 }
231
232 static struct nouveau_stateobj *
233 validate_viewport(struct nv50_context *nv50)
234 {
235 struct nouveau_grobj *tesla = nv50->screen->tesla;
236 struct nouveau_stateobj *so = so_new(3, 7, 0);
237
238 so_method(so, tesla, NV50TCL_VIEWPORT_TRANSLATE_X(0), 3);
239 so_data (so, fui(nv50->viewport.translate[0]));
240 so_data (so, fui(nv50->viewport.translate[1]));
241 so_data (so, fui(nv50->viewport.translate[2]));
242 so_method(so, tesla, NV50TCL_VIEWPORT_SCALE_X(0), 3);
243 so_data (so, fui(nv50->viewport.scale[0]));
244 so_data (so, fui(nv50->viewport.scale[1]));
245 so_data (so, fui(nv50->viewport.scale[2]));
246
247 /* no idea what 0f90 does */
248 so_method(so, tesla, 0x0f90, 1);
249 so_data (so, 0);
250
251 return so;
252 }
253
254 static struct nouveau_stateobj *
255 validate_sampler(struct nv50_context *nv50)
256 {
257 struct nouveau_grobj *tesla = nv50->screen->tesla;
258 struct nouveau_stateobj *so;
259 unsigned nr = 0, i;
260
261 for (i = 0; i < 3; ++i)
262 nr += nv50->sampler_nr[i];
263
264 so = so_new(1 + 5 * 3, 1 + 19 * 3 + nr * 8, 3 * 2);
265
266 nv50_validate_samplers(nv50, so, 0); /* VP */
267 nv50_validate_samplers(nv50, so, 2); /* FP */
268
269 so_method(so, tesla, 0x1334, 1); /* flush TSC */
270 so_data (so, 0);
271
272 return so;
273 }
274
275 static struct nouveau_stateobj *
276 validate_vtxbuf(struct nv50_context *nv50)
277 {
278 struct nouveau_stateobj *so = NULL;
279 so_ref(nv50->state.vtxbuf, &so);
280 return so;
281 }
282
283 static struct nouveau_stateobj *
284 validate_vtxattr(struct nv50_context *nv50)
285 {
286 struct nouveau_stateobj *so = NULL;
287 so_ref(nv50->state.vtxattr, &so);
288 return so;
289 }
290
291 static struct nouveau_stateobj *
292 validate_clip(struct nv50_context *nv50)
293 {
294 struct nouveau_grobj *tesla = nv50->screen->tesla;
295 struct nouveau_stateobj *so = so_new(1, 1, 0);
296 uint32_t vvcc;
297
298 /* 0x0000 = remove whole primitive only (xyz)
299 * 0x1018 = remove whole primitive only (xy), clamp z
300 * 0x1080 = clip primitive (xyz)
301 * 0x1098 = clip primitive (xy), clamp z
302 */
303 vvcc = nv50->clip.depth_clamp ? 0x1098 : 0x1080;
304
305 so_method(so, tesla, NV50TCL_VIEW_VOLUME_CLIP_CTRL, 1);
306 so_data (so, vvcc);
307
308 return so;
309 }
310
311 struct state_validate {
312 struct nouveau_stateobj *(*func)(struct nv50_context *nv50);
313 unsigned states;
314 } validate_list[] = {
315 { validate_fb , NV50_NEW_FRAMEBUFFER },
316 { validate_blend , NV50_NEW_BLEND },
317 { validate_zsa , NV50_NEW_ZSA },
318 { nv50_vertprog_validate , NV50_NEW_VERTPROG | NV50_NEW_VERTPROG_CB },
319 { nv50_fragprog_validate , NV50_NEW_FRAGPROG | NV50_NEW_FRAGPROG_CB },
320 { nv50_geomprog_validate , NV50_NEW_GEOMPROG | NV50_NEW_GEOMPROG_CB },
321 { nv50_fp_linkage_validate, NV50_NEW_VERTPROG | NV50_NEW_GEOMPROG |
322 NV50_NEW_FRAGPROG | NV50_NEW_RASTERIZER },
323 { nv50_gp_linkage_validate, NV50_NEW_VERTPROG | NV50_NEW_GEOMPROG },
324 { validate_rast , NV50_NEW_RASTERIZER },
325 { validate_blend_colour , NV50_NEW_BLEND_COLOUR },
326 { validate_stencil_ref , NV50_NEW_STENCIL_REF },
327 { validate_stipple , NV50_NEW_STIPPLE },
328 { validate_scissor , NV50_NEW_SCISSOR },
329 { validate_viewport , NV50_NEW_VIEWPORT },
330 { validate_sampler , NV50_NEW_SAMPLER },
331 { nv50_tex_validate , NV50_NEW_TEXTURE | NV50_NEW_SAMPLER },
332 { nv50_vbo_validate , NV50_NEW_ARRAYS },
333 { validate_vtxbuf , NV50_NEW_ARRAYS },
334 { validate_vtxattr , NV50_NEW_ARRAYS },
335 { validate_clip , NV50_NEW_CLIP },
336 {}
337 };
338 #define validate_list_len (sizeof(validate_list) / sizeof(validate_list[0]))
339
340 boolean
341 nv50_state_validate(struct nv50_context *nv50, unsigned wait_dwords)
342 {
343 struct nouveau_channel *chan = nv50->screen->base.channel;
344 struct nouveau_grobj *tesla = nv50->screen->tesla;
345 unsigned nr_relocs = 128, nr_dwords = wait_dwords + 128 + 4;
346 int ret, i;
347
348 for (i = 0; i < validate_list_len; i++) {
349 struct state_validate *validate = &validate_list[i];
350 struct nouveau_stateobj *so;
351
352 if (!(nv50->dirty & validate->states))
353 continue;
354
355 so = validate->func(nv50);
356 if (!so)
357 continue;
358
359 nr_dwords += (so->total + so->cur);
360 nr_relocs += so->cur_reloc;
361
362 so_ref(so, &nv50->state.hw[i]);
363 so_ref(NULL, &so);
364 nv50->state.hw_dirty |= (1 << i);
365 }
366 nv50->dirty = 0;
367
368 if (nv50->screen->cur_ctx != nv50) {
369 for (i = 0; i < validate_list_len; i++) {
370 if (!nv50->state.hw[i] ||
371 (nv50->state.hw_dirty & (1 << i)))
372 continue;
373
374 nr_dwords += (nv50->state.hw[i]->total +
375 nv50->state.hw[i]->cur);
376 nr_relocs += nv50->state.hw[i]->cur_reloc;
377 nv50->state.hw_dirty |= (1 << i);
378 }
379
380 nv50->screen->cur_ctx = nv50;
381 }
382
383 ret = MARK_RING(chan, nr_dwords, nr_relocs);
384 if (ret) {
385 debug_printf("MARK_RING(%d, %d) failed: %d\n",
386 nr_dwords, nr_relocs, ret);
387 return FALSE;
388 }
389
390 while (nv50->state.hw_dirty) {
391 i = ffs(nv50->state.hw_dirty) - 1;
392 nv50->state.hw_dirty &= ~(1 << i);
393
394 so_emit(chan, nv50->state.hw[i]);
395 }
396
397 /* Yes, really, we need to do this. If a buffer that is referenced
398 * on the hardware isn't part of changed state above, without doing
399 * this the kernel is given no clue that the buffer is being used
400 * still. This can cause all sorts of fun issues.
401 */
402 nv50_tex_relocs(nv50);
403 so_emit_reloc_markers(chan, nv50->state.hw[0]); /* fb */
404 so_emit_reloc_markers(chan, nv50->state.hw[3]); /* vp */
405 so_emit_reloc_markers(chan, nv50->state.hw[4]); /* fp */
406 so_emit_reloc_markers(chan, nv50->state.hw[17]); /* vb */
407 nv50_screen_relocs(nv50->screen);
408
409 /* No idea.. */
410 BEGIN_RING(chan, tesla, 0x142c, 1);
411 OUT_RING (chan, 0);
412 BEGIN_RING(chan, tesla, 0x142c, 1);
413 OUT_RING (chan, 0);
414 return TRUE;
415 }
416
417 void nv50_so_init_sifc(struct nv50_context *nv50,
418 struct nouveau_stateobj *so,
419 struct nouveau_bo *bo, unsigned reloc,
420 unsigned offset, unsigned size)
421 {
422 struct nouveau_grobj *eng2d = nv50->screen->eng2d;
423
424 reloc |= NOUVEAU_BO_WR;
425
426 so_method(so, eng2d, NV50_2D_DST_FORMAT, 2);
427 so_data (so, NV50_2D_DST_FORMAT_R8_UNORM);
428 so_data (so, 1);
429 so_method(so, eng2d, NV50_2D_DST_PITCH, 5);
430 so_data (so, 262144);
431 so_data (so, 65536);
432 so_data (so, 1);
433 so_reloc (so, bo, offset, reloc | NOUVEAU_BO_HIGH, 0, 0);
434 so_reloc (so, bo, offset, reloc | NOUVEAU_BO_LOW, 0, 0);
435 so_method(so, eng2d, NV50_2D_SIFC_BITMAP_ENABLE, 2);
436 so_data (so, 0);
437 so_data (so, NV50_2D_SIFC_FORMAT_R8_UNORM);
438 so_method(so, eng2d, NV50_2D_SIFC_WIDTH, 10);
439 so_data (so, size);
440 so_data (so, 1);
441 so_data (so, 0);
442 so_data (so, 1);
443 so_data (so, 0);
444 so_data (so, 1);
445 so_data (so, 0);
446 so_data (so, 0);
447 so_data (so, 0);
448 so_data (so, 0);
449 }