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r600g: add get_sample_position support (v3)
[mesa.git] / src / gallium / drivers / r600 / r600_state.c
1 /*
2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
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 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23 #include "r600_formats.h"
24 #include "r600_shader.h"
25 #include "r600d.h"
26
27 #include "pipe/p_shader_tokens.h"
28 #include "util/u_pack_color.h"
29 #include "util/u_memory.h"
30 #include "util/u_framebuffer.h"
31 #include "util/u_dual_blend.h"
32
33 static uint32_t r600_translate_blend_function(int blend_func)
34 {
35 switch (blend_func) {
36 case PIPE_BLEND_ADD:
37 return V_028804_COMB_DST_PLUS_SRC;
38 case PIPE_BLEND_SUBTRACT:
39 return V_028804_COMB_SRC_MINUS_DST;
40 case PIPE_BLEND_REVERSE_SUBTRACT:
41 return V_028804_COMB_DST_MINUS_SRC;
42 case PIPE_BLEND_MIN:
43 return V_028804_COMB_MIN_DST_SRC;
44 case PIPE_BLEND_MAX:
45 return V_028804_COMB_MAX_DST_SRC;
46 default:
47 R600_ERR("Unknown blend function %d\n", blend_func);
48 assert(0);
49 break;
50 }
51 return 0;
52 }
53
54 static uint32_t r600_translate_blend_factor(int blend_fact)
55 {
56 switch (blend_fact) {
57 case PIPE_BLENDFACTOR_ONE:
58 return V_028804_BLEND_ONE;
59 case PIPE_BLENDFACTOR_SRC_COLOR:
60 return V_028804_BLEND_SRC_COLOR;
61 case PIPE_BLENDFACTOR_SRC_ALPHA:
62 return V_028804_BLEND_SRC_ALPHA;
63 case PIPE_BLENDFACTOR_DST_ALPHA:
64 return V_028804_BLEND_DST_ALPHA;
65 case PIPE_BLENDFACTOR_DST_COLOR:
66 return V_028804_BLEND_DST_COLOR;
67 case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
68 return V_028804_BLEND_SRC_ALPHA_SATURATE;
69 case PIPE_BLENDFACTOR_CONST_COLOR:
70 return V_028804_BLEND_CONST_COLOR;
71 case PIPE_BLENDFACTOR_CONST_ALPHA:
72 return V_028804_BLEND_CONST_ALPHA;
73 case PIPE_BLENDFACTOR_ZERO:
74 return V_028804_BLEND_ZERO;
75 case PIPE_BLENDFACTOR_INV_SRC_COLOR:
76 return V_028804_BLEND_ONE_MINUS_SRC_COLOR;
77 case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
78 return V_028804_BLEND_ONE_MINUS_SRC_ALPHA;
79 case PIPE_BLENDFACTOR_INV_DST_ALPHA:
80 return V_028804_BLEND_ONE_MINUS_DST_ALPHA;
81 case PIPE_BLENDFACTOR_INV_DST_COLOR:
82 return V_028804_BLEND_ONE_MINUS_DST_COLOR;
83 case PIPE_BLENDFACTOR_INV_CONST_COLOR:
84 return V_028804_BLEND_ONE_MINUS_CONST_COLOR;
85 case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
86 return V_028804_BLEND_ONE_MINUS_CONST_ALPHA;
87 case PIPE_BLENDFACTOR_SRC1_COLOR:
88 return V_028804_BLEND_SRC1_COLOR;
89 case PIPE_BLENDFACTOR_SRC1_ALPHA:
90 return V_028804_BLEND_SRC1_ALPHA;
91 case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
92 return V_028804_BLEND_INV_SRC1_COLOR;
93 case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
94 return V_028804_BLEND_INV_SRC1_ALPHA;
95 default:
96 R600_ERR("Bad blend factor %d not supported!\n", blend_fact);
97 assert(0);
98 break;
99 }
100 return 0;
101 }
102
103 static unsigned r600_tex_dim(unsigned dim, unsigned nr_samples)
104 {
105 switch (dim) {
106 default:
107 case PIPE_TEXTURE_1D:
108 return V_038000_SQ_TEX_DIM_1D;
109 case PIPE_TEXTURE_1D_ARRAY:
110 return V_038000_SQ_TEX_DIM_1D_ARRAY;
111 case PIPE_TEXTURE_2D:
112 case PIPE_TEXTURE_RECT:
113 return nr_samples > 1 ? V_038000_SQ_TEX_DIM_2D_MSAA :
114 V_038000_SQ_TEX_DIM_2D;
115 case PIPE_TEXTURE_2D_ARRAY:
116 return nr_samples > 1 ? V_038000_SQ_TEX_DIM_2D_ARRAY_MSAA :
117 V_038000_SQ_TEX_DIM_2D_ARRAY;
118 case PIPE_TEXTURE_3D:
119 return V_038000_SQ_TEX_DIM_3D;
120 case PIPE_TEXTURE_CUBE:
121 case PIPE_TEXTURE_CUBE_ARRAY:
122 return V_038000_SQ_TEX_DIM_CUBEMAP;
123 }
124 }
125
126 static uint32_t r600_translate_dbformat(enum pipe_format format)
127 {
128 switch (format) {
129 case PIPE_FORMAT_Z16_UNORM:
130 return V_028010_DEPTH_16;
131 case PIPE_FORMAT_Z24X8_UNORM:
132 return V_028010_DEPTH_X8_24;
133 case PIPE_FORMAT_Z24_UNORM_S8_UINT:
134 return V_028010_DEPTH_8_24;
135 case PIPE_FORMAT_Z32_FLOAT:
136 return V_028010_DEPTH_32_FLOAT;
137 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
138 return V_028010_DEPTH_X24_8_32_FLOAT;
139 default:
140 return ~0U;
141 }
142 }
143
144 static uint32_t r600_translate_colorswap(enum pipe_format format)
145 {
146 switch (format) {
147 /* 8-bit buffers. */
148 case PIPE_FORMAT_A8_UNORM:
149 case PIPE_FORMAT_A8_SNORM:
150 case PIPE_FORMAT_A8_UINT:
151 case PIPE_FORMAT_A8_SINT:
152 case PIPE_FORMAT_A16_UNORM:
153 case PIPE_FORMAT_A16_SNORM:
154 case PIPE_FORMAT_A16_UINT:
155 case PIPE_FORMAT_A16_SINT:
156 case PIPE_FORMAT_A16_FLOAT:
157 case PIPE_FORMAT_A32_UINT:
158 case PIPE_FORMAT_A32_SINT:
159 case PIPE_FORMAT_A32_FLOAT:
160 case PIPE_FORMAT_R4A4_UNORM:
161 return V_0280A0_SWAP_ALT_REV;
162 case PIPE_FORMAT_I8_UNORM:
163 case PIPE_FORMAT_I8_SNORM:
164 case PIPE_FORMAT_I8_UINT:
165 case PIPE_FORMAT_I8_SINT:
166 case PIPE_FORMAT_L8_UNORM:
167 case PIPE_FORMAT_L8_SNORM:
168 case PIPE_FORMAT_L8_UINT:
169 case PIPE_FORMAT_L8_SINT:
170 case PIPE_FORMAT_L8_SRGB:
171 case PIPE_FORMAT_L16_UNORM:
172 case PIPE_FORMAT_L16_SNORM:
173 case PIPE_FORMAT_L16_UINT:
174 case PIPE_FORMAT_L16_SINT:
175 case PIPE_FORMAT_L16_FLOAT:
176 case PIPE_FORMAT_L32_UINT:
177 case PIPE_FORMAT_L32_SINT:
178 case PIPE_FORMAT_L32_FLOAT:
179 case PIPE_FORMAT_I16_UNORM:
180 case PIPE_FORMAT_I16_SNORM:
181 case PIPE_FORMAT_I16_UINT:
182 case PIPE_FORMAT_I16_SINT:
183 case PIPE_FORMAT_I16_FLOAT:
184 case PIPE_FORMAT_I32_UINT:
185 case PIPE_FORMAT_I32_SINT:
186 case PIPE_FORMAT_I32_FLOAT:
187 case PIPE_FORMAT_R8_UNORM:
188 case PIPE_FORMAT_R8_SNORM:
189 case PIPE_FORMAT_R8_UINT:
190 case PIPE_FORMAT_R8_SINT:
191 return V_0280A0_SWAP_STD;
192
193 case PIPE_FORMAT_L4A4_UNORM:
194 case PIPE_FORMAT_A4R4_UNORM:
195 return V_0280A0_SWAP_ALT;
196
197 /* 16-bit buffers. */
198 case PIPE_FORMAT_B5G6R5_UNORM:
199 return V_0280A0_SWAP_STD_REV;
200
201 case PIPE_FORMAT_B5G5R5A1_UNORM:
202 case PIPE_FORMAT_B5G5R5X1_UNORM:
203 return V_0280A0_SWAP_ALT;
204
205 case PIPE_FORMAT_B4G4R4A4_UNORM:
206 case PIPE_FORMAT_B4G4R4X4_UNORM:
207 return V_0280A0_SWAP_ALT;
208
209 case PIPE_FORMAT_Z16_UNORM:
210 return V_0280A0_SWAP_STD;
211
212 case PIPE_FORMAT_L8A8_UNORM:
213 case PIPE_FORMAT_L8A8_SNORM:
214 case PIPE_FORMAT_L8A8_UINT:
215 case PIPE_FORMAT_L8A8_SINT:
216 case PIPE_FORMAT_L8A8_SRGB:
217 case PIPE_FORMAT_L16A16_UNORM:
218 case PIPE_FORMAT_L16A16_SNORM:
219 case PIPE_FORMAT_L16A16_UINT:
220 case PIPE_FORMAT_L16A16_SINT:
221 case PIPE_FORMAT_L16A16_FLOAT:
222 case PIPE_FORMAT_L32A32_UINT:
223 case PIPE_FORMAT_L32A32_SINT:
224 case PIPE_FORMAT_L32A32_FLOAT:
225 case PIPE_FORMAT_R8A8_UNORM:
226 case PIPE_FORMAT_R8A8_SNORM:
227 case PIPE_FORMAT_R8A8_UINT:
228 case PIPE_FORMAT_R8A8_SINT:
229 case PIPE_FORMAT_R16A16_UNORM:
230 case PIPE_FORMAT_R16A16_SNORM:
231 case PIPE_FORMAT_R16A16_UINT:
232 case PIPE_FORMAT_R16A16_SINT:
233 case PIPE_FORMAT_R16A16_FLOAT:
234 case PIPE_FORMAT_R32A32_UINT:
235 case PIPE_FORMAT_R32A32_SINT:
236 case PIPE_FORMAT_R32A32_FLOAT:
237 return V_0280A0_SWAP_ALT;
238 case PIPE_FORMAT_R8G8_UNORM:
239 case PIPE_FORMAT_R8G8_SNORM:
240 case PIPE_FORMAT_R8G8_UINT:
241 case PIPE_FORMAT_R8G8_SINT:
242 return V_0280A0_SWAP_STD;
243
244 case PIPE_FORMAT_R16_UNORM:
245 case PIPE_FORMAT_R16_SNORM:
246 case PIPE_FORMAT_R16_UINT:
247 case PIPE_FORMAT_R16_SINT:
248 case PIPE_FORMAT_R16_FLOAT:
249 return V_0280A0_SWAP_STD;
250
251 /* 32-bit buffers. */
252
253 case PIPE_FORMAT_A8B8G8R8_SRGB:
254 return V_0280A0_SWAP_STD_REV;
255 case PIPE_FORMAT_B8G8R8A8_SRGB:
256 return V_0280A0_SWAP_ALT;
257
258 case PIPE_FORMAT_B8G8R8A8_UNORM:
259 case PIPE_FORMAT_B8G8R8X8_UNORM:
260 return V_0280A0_SWAP_ALT;
261
262 case PIPE_FORMAT_A8R8G8B8_UNORM:
263 case PIPE_FORMAT_X8R8G8B8_UNORM:
264 return V_0280A0_SWAP_ALT_REV;
265 case PIPE_FORMAT_R8G8B8A8_SNORM:
266 case PIPE_FORMAT_R8G8B8A8_UNORM:
267 case PIPE_FORMAT_R8G8B8X8_UNORM:
268 case PIPE_FORMAT_R8G8B8X8_SNORM:
269 case PIPE_FORMAT_R8G8B8X8_SRGB:
270 case PIPE_FORMAT_R8G8B8X8_UINT:
271 case PIPE_FORMAT_R8G8B8X8_SINT:
272 case PIPE_FORMAT_R8G8B8A8_SINT:
273 case PIPE_FORMAT_R8G8B8A8_UINT:
274 return V_0280A0_SWAP_STD;
275
276 case PIPE_FORMAT_A8B8G8R8_UNORM:
277 case PIPE_FORMAT_X8B8G8R8_UNORM:
278 /* case PIPE_FORMAT_R8SG8SB8UX8U_NORM: */
279 return V_0280A0_SWAP_STD_REV;
280
281 case PIPE_FORMAT_Z24X8_UNORM:
282 case PIPE_FORMAT_Z24_UNORM_S8_UINT:
283 return V_0280A0_SWAP_STD;
284
285 case PIPE_FORMAT_R10G10B10A2_UNORM:
286 case PIPE_FORMAT_R10G10B10X2_SNORM:
287 case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
288 return V_0280A0_SWAP_STD;
289
290 case PIPE_FORMAT_B10G10R10A2_UNORM:
291 case PIPE_FORMAT_B10G10R10A2_UINT:
292 case PIPE_FORMAT_B10G10R10X2_UNORM:
293 return V_0280A0_SWAP_ALT;
294
295 case PIPE_FORMAT_R11G11B10_FLOAT:
296 case PIPE_FORMAT_R16G16_UNORM:
297 case PIPE_FORMAT_R16G16_SNORM:
298 case PIPE_FORMAT_R16G16_FLOAT:
299 case PIPE_FORMAT_R16G16_UINT:
300 case PIPE_FORMAT_R16G16_SINT:
301 case PIPE_FORMAT_R32_UINT:
302 case PIPE_FORMAT_R32_SINT:
303 case PIPE_FORMAT_R32_FLOAT:
304 case PIPE_FORMAT_Z32_FLOAT:
305 return V_0280A0_SWAP_STD;
306
307 /* 64-bit buffers. */
308 case PIPE_FORMAT_R32G32_FLOAT:
309 case PIPE_FORMAT_R32G32_UINT:
310 case PIPE_FORMAT_R32G32_SINT:
311 case PIPE_FORMAT_R16G16B16A16_UNORM:
312 case PIPE_FORMAT_R16G16B16A16_SNORM:
313 case PIPE_FORMAT_R16G16B16A16_UINT:
314 case PIPE_FORMAT_R16G16B16A16_SINT:
315 case PIPE_FORMAT_R16G16B16A16_FLOAT:
316 case PIPE_FORMAT_R16G16B16X16_UNORM:
317 case PIPE_FORMAT_R16G16B16X16_SNORM:
318 case PIPE_FORMAT_R16G16B16X16_FLOAT:
319 case PIPE_FORMAT_R16G16B16X16_UINT:
320 case PIPE_FORMAT_R16G16B16X16_SINT:
321 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
322
323 /* 128-bit buffers. */
324 case PIPE_FORMAT_R32G32B32A32_FLOAT:
325 case PIPE_FORMAT_R32G32B32A32_SNORM:
326 case PIPE_FORMAT_R32G32B32A32_UNORM:
327 case PIPE_FORMAT_R32G32B32A32_SINT:
328 case PIPE_FORMAT_R32G32B32A32_UINT:
329 case PIPE_FORMAT_R32G32B32X32_FLOAT:
330 case PIPE_FORMAT_R32G32B32X32_UINT:
331 case PIPE_FORMAT_R32G32B32X32_SINT:
332 return V_0280A0_SWAP_STD;
333 default:
334 R600_ERR("unsupported colorswap format %d\n", format);
335 return ~0U;
336 }
337 return ~0U;
338 }
339
340 static uint32_t r600_translate_colorformat(enum pipe_format format)
341 {
342 switch (format) {
343 case PIPE_FORMAT_L4A4_UNORM:
344 case PIPE_FORMAT_R4A4_UNORM:
345 case PIPE_FORMAT_A4R4_UNORM:
346 return V_0280A0_COLOR_4_4;
347
348 /* 8-bit buffers. */
349 case PIPE_FORMAT_A8_UNORM:
350 case PIPE_FORMAT_A8_SNORM:
351 case PIPE_FORMAT_A8_UINT:
352 case PIPE_FORMAT_A8_SINT:
353 case PIPE_FORMAT_I8_UNORM:
354 case PIPE_FORMAT_I8_SNORM:
355 case PIPE_FORMAT_I8_UINT:
356 case PIPE_FORMAT_I8_SINT:
357 case PIPE_FORMAT_L8_UNORM:
358 case PIPE_FORMAT_L8_SNORM:
359 case PIPE_FORMAT_L8_UINT:
360 case PIPE_FORMAT_L8_SINT:
361 case PIPE_FORMAT_L8_SRGB:
362 case PIPE_FORMAT_R8_UNORM:
363 case PIPE_FORMAT_R8_SNORM:
364 case PIPE_FORMAT_R8_UINT:
365 case PIPE_FORMAT_R8_SINT:
366 return V_0280A0_COLOR_8;
367
368 /* 16-bit buffers. */
369 case PIPE_FORMAT_B5G6R5_UNORM:
370 return V_0280A0_COLOR_5_6_5;
371
372 case PIPE_FORMAT_B5G5R5A1_UNORM:
373 case PIPE_FORMAT_B5G5R5X1_UNORM:
374 return V_0280A0_COLOR_1_5_5_5;
375
376 case PIPE_FORMAT_B4G4R4A4_UNORM:
377 case PIPE_FORMAT_B4G4R4X4_UNORM:
378 return V_0280A0_COLOR_4_4_4_4;
379
380 case PIPE_FORMAT_Z16_UNORM:
381 return V_0280A0_COLOR_16;
382
383 case PIPE_FORMAT_L8A8_UNORM:
384 case PIPE_FORMAT_L8A8_SNORM:
385 case PIPE_FORMAT_L8A8_UINT:
386 case PIPE_FORMAT_L8A8_SINT:
387 case PIPE_FORMAT_L8A8_SRGB:
388 case PIPE_FORMAT_R8G8_UNORM:
389 case PIPE_FORMAT_R8G8_SNORM:
390 case PIPE_FORMAT_R8G8_UINT:
391 case PIPE_FORMAT_R8G8_SINT:
392 case PIPE_FORMAT_R8A8_UNORM:
393 case PIPE_FORMAT_R8A8_SNORM:
394 case PIPE_FORMAT_R8A8_UINT:
395 case PIPE_FORMAT_R8A8_SINT:
396 return V_0280A0_COLOR_8_8;
397
398 case PIPE_FORMAT_R16_UNORM:
399 case PIPE_FORMAT_R16_SNORM:
400 case PIPE_FORMAT_R16_UINT:
401 case PIPE_FORMAT_R16_SINT:
402 case PIPE_FORMAT_A16_UNORM:
403 case PIPE_FORMAT_A16_SNORM:
404 case PIPE_FORMAT_A16_UINT:
405 case PIPE_FORMAT_A16_SINT:
406 case PIPE_FORMAT_L16_UNORM:
407 case PIPE_FORMAT_L16_SNORM:
408 case PIPE_FORMAT_L16_UINT:
409 case PIPE_FORMAT_L16_SINT:
410 case PIPE_FORMAT_I16_UNORM:
411 case PIPE_FORMAT_I16_SNORM:
412 case PIPE_FORMAT_I16_UINT:
413 case PIPE_FORMAT_I16_SINT:
414 return V_0280A0_COLOR_16;
415
416 case PIPE_FORMAT_R16_FLOAT:
417 case PIPE_FORMAT_A16_FLOAT:
418 case PIPE_FORMAT_L16_FLOAT:
419 case PIPE_FORMAT_I16_FLOAT:
420 return V_0280A0_COLOR_16_FLOAT;
421
422 /* 32-bit buffers. */
423 case PIPE_FORMAT_A8B8G8R8_SRGB:
424 case PIPE_FORMAT_A8B8G8R8_UNORM:
425 case PIPE_FORMAT_A8R8G8B8_UNORM:
426 case PIPE_FORMAT_B8G8R8A8_SRGB:
427 case PIPE_FORMAT_B8G8R8A8_UNORM:
428 case PIPE_FORMAT_B8G8R8X8_UNORM:
429 case PIPE_FORMAT_R8G8B8A8_SNORM:
430 case PIPE_FORMAT_R8G8B8A8_UNORM:
431 case PIPE_FORMAT_R8G8B8X8_UNORM:
432 case PIPE_FORMAT_R8G8B8X8_SNORM:
433 case PIPE_FORMAT_R8G8B8X8_SRGB:
434 case PIPE_FORMAT_R8G8B8X8_UINT:
435 case PIPE_FORMAT_R8G8B8X8_SINT:
436 case PIPE_FORMAT_R8SG8SB8UX8U_NORM:
437 case PIPE_FORMAT_X8B8G8R8_UNORM:
438 case PIPE_FORMAT_X8R8G8B8_UNORM:
439 case PIPE_FORMAT_R8G8B8A8_SINT:
440 case PIPE_FORMAT_R8G8B8A8_UINT:
441 return V_0280A0_COLOR_8_8_8_8;
442
443 case PIPE_FORMAT_R10G10B10A2_UNORM:
444 case PIPE_FORMAT_R10G10B10X2_SNORM:
445 case PIPE_FORMAT_B10G10R10A2_UNORM:
446 case PIPE_FORMAT_B10G10R10A2_UINT:
447 case PIPE_FORMAT_B10G10R10X2_UNORM:
448 case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
449 return V_0280A0_COLOR_2_10_10_10;
450
451 case PIPE_FORMAT_Z24X8_UNORM:
452 case PIPE_FORMAT_Z24_UNORM_S8_UINT:
453 return V_0280A0_COLOR_8_24;
454
455 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
456 return V_0280A0_COLOR_X24_8_32_FLOAT;
457
458 case PIPE_FORMAT_R32_UINT:
459 case PIPE_FORMAT_R32_SINT:
460 case PIPE_FORMAT_A32_UINT:
461 case PIPE_FORMAT_A32_SINT:
462 case PIPE_FORMAT_L32_UINT:
463 case PIPE_FORMAT_L32_SINT:
464 case PIPE_FORMAT_I32_UINT:
465 case PIPE_FORMAT_I32_SINT:
466 return V_0280A0_COLOR_32;
467
468 case PIPE_FORMAT_R32_FLOAT:
469 case PIPE_FORMAT_A32_FLOAT:
470 case PIPE_FORMAT_L32_FLOAT:
471 case PIPE_FORMAT_I32_FLOAT:
472 case PIPE_FORMAT_Z32_FLOAT:
473 return V_0280A0_COLOR_32_FLOAT;
474
475 case PIPE_FORMAT_R16G16_FLOAT:
476 case PIPE_FORMAT_L16A16_FLOAT:
477 case PIPE_FORMAT_R16A16_FLOAT:
478 return V_0280A0_COLOR_16_16_FLOAT;
479
480 case PIPE_FORMAT_R16G16_UNORM:
481 case PIPE_FORMAT_R16G16_SNORM:
482 case PIPE_FORMAT_R16G16_UINT:
483 case PIPE_FORMAT_R16G16_SINT:
484 case PIPE_FORMAT_L16A16_UNORM:
485 case PIPE_FORMAT_L16A16_SNORM:
486 case PIPE_FORMAT_L16A16_UINT:
487 case PIPE_FORMAT_L16A16_SINT:
488 case PIPE_FORMAT_R16A16_UNORM:
489 case PIPE_FORMAT_R16A16_SNORM:
490 case PIPE_FORMAT_R16A16_UINT:
491 case PIPE_FORMAT_R16A16_SINT:
492 return V_0280A0_COLOR_16_16;
493
494 case PIPE_FORMAT_R11G11B10_FLOAT:
495 return V_0280A0_COLOR_10_11_11_FLOAT;
496
497 /* 64-bit buffers. */
498 case PIPE_FORMAT_R16G16B16A16_UINT:
499 case PIPE_FORMAT_R16G16B16A16_SINT:
500 case PIPE_FORMAT_R16G16B16A16_UNORM:
501 case PIPE_FORMAT_R16G16B16A16_SNORM:
502 case PIPE_FORMAT_R16G16B16X16_UNORM:
503 case PIPE_FORMAT_R16G16B16X16_SNORM:
504 case PIPE_FORMAT_R16G16B16X16_UINT:
505 case PIPE_FORMAT_R16G16B16X16_SINT:
506 return V_0280A0_COLOR_16_16_16_16;
507
508 case PIPE_FORMAT_R16G16B16A16_FLOAT:
509 case PIPE_FORMAT_R16G16B16X16_FLOAT:
510 return V_0280A0_COLOR_16_16_16_16_FLOAT;
511
512 case PIPE_FORMAT_R32G32_FLOAT:
513 case PIPE_FORMAT_L32A32_FLOAT:
514 case PIPE_FORMAT_R32A32_FLOAT:
515 return V_0280A0_COLOR_32_32_FLOAT;
516
517 case PIPE_FORMAT_R32G32_SINT:
518 case PIPE_FORMAT_R32G32_UINT:
519 case PIPE_FORMAT_L32A32_UINT:
520 case PIPE_FORMAT_L32A32_SINT:
521 return V_0280A0_COLOR_32_32;
522
523 /* 128-bit buffers. */
524 case PIPE_FORMAT_R32G32B32A32_FLOAT:
525 case PIPE_FORMAT_R32G32B32X32_FLOAT:
526 return V_0280A0_COLOR_32_32_32_32_FLOAT;
527 case PIPE_FORMAT_R32G32B32A32_SNORM:
528 case PIPE_FORMAT_R32G32B32A32_UNORM:
529 case PIPE_FORMAT_R32G32B32A32_SINT:
530 case PIPE_FORMAT_R32G32B32A32_UINT:
531 case PIPE_FORMAT_R32G32B32X32_UINT:
532 case PIPE_FORMAT_R32G32B32X32_SINT:
533 return V_0280A0_COLOR_32_32_32_32;
534
535 /* YUV buffers. */
536 case PIPE_FORMAT_UYVY:
537 case PIPE_FORMAT_YUYV:
538 default:
539 return ~0U; /* Unsupported. */
540 }
541 }
542
543 static uint32_t r600_colorformat_endian_swap(uint32_t colorformat)
544 {
545 if (R600_BIG_ENDIAN) {
546 switch(colorformat) {
547 case V_0280A0_COLOR_4_4:
548 return ENDIAN_NONE;
549
550 /* 8-bit buffers. */
551 case V_0280A0_COLOR_8:
552 return ENDIAN_NONE;
553
554 /* 16-bit buffers. */
555 case V_0280A0_COLOR_5_6_5:
556 case V_0280A0_COLOR_1_5_5_5:
557 case V_0280A0_COLOR_4_4_4_4:
558 case V_0280A0_COLOR_16:
559 case V_0280A0_COLOR_8_8:
560 return ENDIAN_8IN16;
561
562 /* 32-bit buffers. */
563 case V_0280A0_COLOR_8_8_8_8:
564 case V_0280A0_COLOR_2_10_10_10:
565 case V_0280A0_COLOR_8_24:
566 case V_0280A0_COLOR_24_8:
567 case V_0280A0_COLOR_32_FLOAT:
568 case V_0280A0_COLOR_16_16_FLOAT:
569 case V_0280A0_COLOR_16_16:
570 return ENDIAN_8IN32;
571
572 /* 64-bit buffers. */
573 case V_0280A0_COLOR_16_16_16_16:
574 case V_0280A0_COLOR_16_16_16_16_FLOAT:
575 return ENDIAN_8IN16;
576
577 case V_0280A0_COLOR_32_32_FLOAT:
578 case V_0280A0_COLOR_32_32:
579 case V_0280A0_COLOR_X24_8_32_FLOAT:
580 return ENDIAN_8IN32;
581
582 /* 128-bit buffers. */
583 case V_0280A0_COLOR_32_32_32_FLOAT:
584 case V_0280A0_COLOR_32_32_32_32_FLOAT:
585 case V_0280A0_COLOR_32_32_32_32:
586 return ENDIAN_8IN32;
587 default:
588 return ENDIAN_NONE; /* Unsupported. */
589 }
590 } else {
591 return ENDIAN_NONE;
592 }
593 }
594
595 static bool r600_is_sampler_format_supported(struct pipe_screen *screen, enum pipe_format format)
596 {
597 return r600_translate_texformat(screen, format, NULL, NULL, NULL) != ~0U;
598 }
599
600 static bool r600_is_colorbuffer_format_supported(enum pipe_format format)
601 {
602 return r600_translate_colorformat(format) != ~0U &&
603 r600_translate_colorswap(format) != ~0U;
604 }
605
606 static bool r600_is_zs_format_supported(enum pipe_format format)
607 {
608 return r600_translate_dbformat(format) != ~0U;
609 }
610
611 boolean r600_is_format_supported(struct pipe_screen *screen,
612 enum pipe_format format,
613 enum pipe_texture_target target,
614 unsigned sample_count,
615 unsigned usage)
616 {
617 struct r600_screen *rscreen = (struct r600_screen*)screen;
618 unsigned retval = 0;
619
620 if (target >= PIPE_MAX_TEXTURE_TYPES) {
621 R600_ERR("r600: unsupported texture type %d\n", target);
622 return FALSE;
623 }
624
625 if (!util_format_is_supported(format, usage))
626 return FALSE;
627
628 if (sample_count > 1) {
629 if (!rscreen->has_msaa)
630 return FALSE;
631
632 /* R11G11B10 is broken on R6xx. */
633 if (rscreen->chip_class == R600 &&
634 format == PIPE_FORMAT_R11G11B10_FLOAT)
635 return FALSE;
636
637 /* MSAA integer colorbuffers hang. */
638 if (util_format_is_pure_integer(format) &&
639 !util_format_is_depth_or_stencil(format))
640 return FALSE;
641
642 switch (sample_count) {
643 case 2:
644 case 4:
645 case 8:
646 break;
647 default:
648 return FALSE;
649 }
650 }
651
652 if ((usage & PIPE_BIND_SAMPLER_VIEW) &&
653 r600_is_sampler_format_supported(screen, format)) {
654 retval |= PIPE_BIND_SAMPLER_VIEW;
655 }
656
657 if ((usage & (PIPE_BIND_RENDER_TARGET |
658 PIPE_BIND_DISPLAY_TARGET |
659 PIPE_BIND_SCANOUT |
660 PIPE_BIND_SHARED)) &&
661 r600_is_colorbuffer_format_supported(format)) {
662 retval |= usage &
663 (PIPE_BIND_RENDER_TARGET |
664 PIPE_BIND_DISPLAY_TARGET |
665 PIPE_BIND_SCANOUT |
666 PIPE_BIND_SHARED);
667 }
668
669 if ((usage & PIPE_BIND_DEPTH_STENCIL) &&
670 r600_is_zs_format_supported(format)) {
671 retval |= PIPE_BIND_DEPTH_STENCIL;
672 }
673
674 if ((usage & PIPE_BIND_VERTEX_BUFFER) &&
675 r600_is_vertex_format_supported(format)) {
676 retval |= PIPE_BIND_VERTEX_BUFFER;
677 }
678
679 if (usage & PIPE_BIND_TRANSFER_READ)
680 retval |= PIPE_BIND_TRANSFER_READ;
681 if (usage & PIPE_BIND_TRANSFER_WRITE)
682 retval |= PIPE_BIND_TRANSFER_WRITE;
683
684 return retval == usage;
685 }
686
687 static void r600_emit_polygon_offset(struct r600_context *rctx, struct r600_atom *a)
688 {
689 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
690 struct r600_poly_offset_state *state = (struct r600_poly_offset_state*)a;
691 float offset_units = state->offset_units;
692 float offset_scale = state->offset_scale;
693
694 switch (state->zs_format) {
695 case PIPE_FORMAT_Z24X8_UNORM:
696 case PIPE_FORMAT_Z24_UNORM_S8_UINT:
697 offset_units *= 2.0f;
698 break;
699 case PIPE_FORMAT_Z16_UNORM:
700 offset_units *= 4.0f;
701 break;
702 default:;
703 }
704
705 r600_write_context_reg_seq(cs, R_028E00_PA_SU_POLY_OFFSET_FRONT_SCALE, 4);
706 r600_write_value(cs, fui(offset_scale));
707 r600_write_value(cs, fui(offset_units));
708 r600_write_value(cs, fui(offset_scale));
709 r600_write_value(cs, fui(offset_units));
710 }
711
712 static uint32_t r600_get_blend_control(const struct pipe_blend_state *state, unsigned i)
713 {
714 int j = state->independent_blend_enable ? i : 0;
715
716 unsigned eqRGB = state->rt[j].rgb_func;
717 unsigned srcRGB = state->rt[j].rgb_src_factor;
718 unsigned dstRGB = state->rt[j].rgb_dst_factor;
719
720 unsigned eqA = state->rt[j].alpha_func;
721 unsigned srcA = state->rt[j].alpha_src_factor;
722 unsigned dstA = state->rt[j].alpha_dst_factor;
723 uint32_t bc = 0;
724
725 if (!state->rt[j].blend_enable)
726 return 0;
727
728 bc |= S_028804_COLOR_COMB_FCN(r600_translate_blend_function(eqRGB));
729 bc |= S_028804_COLOR_SRCBLEND(r600_translate_blend_factor(srcRGB));
730 bc |= S_028804_COLOR_DESTBLEND(r600_translate_blend_factor(dstRGB));
731
732 if (srcA != srcRGB || dstA != dstRGB || eqA != eqRGB) {
733 bc |= S_028804_SEPARATE_ALPHA_BLEND(1);
734 bc |= S_028804_ALPHA_COMB_FCN(r600_translate_blend_function(eqA));
735 bc |= S_028804_ALPHA_SRCBLEND(r600_translate_blend_factor(srcA));
736 bc |= S_028804_ALPHA_DESTBLEND(r600_translate_blend_factor(dstA));
737 }
738 return bc;
739 }
740
741 static void *r600_create_blend_state_mode(struct pipe_context *ctx,
742 const struct pipe_blend_state *state,
743 int mode)
744 {
745 struct r600_context *rctx = (struct r600_context *)ctx;
746 uint32_t color_control = 0, target_mask = 0;
747 struct r600_blend_state *blend = CALLOC_STRUCT(r600_blend_state);
748
749 if (!blend) {
750 return NULL;
751 }
752
753 r600_init_command_buffer(&blend->buffer, 20);
754 r600_init_command_buffer(&blend->buffer_no_blend, 20);
755
756 /* R600 does not support per-MRT blends */
757 if (rctx->family > CHIP_R600)
758 color_control |= S_028808_PER_MRT_BLEND(1);
759
760 if (state->logicop_enable) {
761 color_control |= (state->logicop_func << 16) | (state->logicop_func << 20);
762 } else {
763 color_control |= (0xcc << 16);
764 }
765 /* we pretend 8 buffer are used, CB_SHADER_MASK will disable unused one */
766 if (state->independent_blend_enable) {
767 for (int i = 0; i < 8; i++) {
768 if (state->rt[i].blend_enable) {
769 color_control |= S_028808_TARGET_BLEND_ENABLE(1 << i);
770 }
771 target_mask |= (state->rt[i].colormask << (4 * i));
772 }
773 } else {
774 for (int i = 0; i < 8; i++) {
775 if (state->rt[0].blend_enable) {
776 color_control |= S_028808_TARGET_BLEND_ENABLE(1 << i);
777 }
778 target_mask |= (state->rt[0].colormask << (4 * i));
779 }
780 }
781
782 if (target_mask)
783 color_control |= S_028808_SPECIAL_OP(mode);
784 else
785 color_control |= S_028808_SPECIAL_OP(V_028808_DISABLE);
786
787 /* only MRT0 has dual src blend */
788 blend->dual_src_blend = util_blend_state_is_dual(state, 0);
789 blend->cb_target_mask = target_mask;
790 blend->cb_color_control = color_control;
791 blend->cb_color_control_no_blend = color_control & C_028808_TARGET_BLEND_ENABLE;
792 blend->alpha_to_one = state->alpha_to_one;
793
794 r600_store_context_reg(&blend->buffer, R_028D44_DB_ALPHA_TO_MASK,
795 S_028D44_ALPHA_TO_MASK_ENABLE(state->alpha_to_coverage) |
796 S_028D44_ALPHA_TO_MASK_OFFSET0(2) |
797 S_028D44_ALPHA_TO_MASK_OFFSET1(2) |
798 S_028D44_ALPHA_TO_MASK_OFFSET2(2) |
799 S_028D44_ALPHA_TO_MASK_OFFSET3(2));
800
801 /* Copy over the registers set so far into buffer_no_blend. */
802 memcpy(blend->buffer_no_blend.buf, blend->buffer.buf, blend->buffer.num_dw * 4);
803 blend->buffer_no_blend.num_dw = blend->buffer.num_dw;
804
805 /* Only add blend registers if blending is enabled. */
806 if (!G_028808_TARGET_BLEND_ENABLE(color_control)) {
807 return blend;
808 }
809
810 /* The first R600 does not support per-MRT blends */
811 r600_store_context_reg(&blend->buffer, R_028804_CB_BLEND_CONTROL,
812 r600_get_blend_control(state, 0));
813
814 if (rctx->family > CHIP_R600) {
815 r600_store_context_reg_seq(&blend->buffer, R_028780_CB_BLEND0_CONTROL, 8);
816 for (int i = 0; i < 8; i++) {
817 r600_store_value(&blend->buffer, r600_get_blend_control(state, i));
818 }
819 }
820 return blend;
821 }
822
823 static void *r600_create_blend_state(struct pipe_context *ctx,
824 const struct pipe_blend_state *state)
825 {
826 return r600_create_blend_state_mode(ctx, state, V_028808_SPECIAL_NORMAL);
827 }
828
829 static void *r600_create_dsa_state(struct pipe_context *ctx,
830 const struct pipe_depth_stencil_alpha_state *state)
831 {
832 unsigned db_depth_control, alpha_test_control, alpha_ref;
833 struct r600_dsa_state *dsa = CALLOC_STRUCT(r600_dsa_state);
834
835 if (dsa == NULL) {
836 return NULL;
837 }
838
839 r600_init_command_buffer(&dsa->buffer, 3);
840
841 dsa->valuemask[0] = state->stencil[0].valuemask;
842 dsa->valuemask[1] = state->stencil[1].valuemask;
843 dsa->writemask[0] = state->stencil[0].writemask;
844 dsa->writemask[1] = state->stencil[1].writemask;
845 dsa->zwritemask = state->depth.writemask;
846
847 db_depth_control = S_028800_Z_ENABLE(state->depth.enabled) |
848 S_028800_Z_WRITE_ENABLE(state->depth.writemask) |
849 S_028800_ZFUNC(state->depth.func);
850
851 /* stencil */
852 if (state->stencil[0].enabled) {
853 db_depth_control |= S_028800_STENCIL_ENABLE(1);
854 db_depth_control |= S_028800_STENCILFUNC(state->stencil[0].func); /* translates straight */
855 db_depth_control |= S_028800_STENCILFAIL(r600_translate_stencil_op(state->stencil[0].fail_op));
856 db_depth_control |= S_028800_STENCILZPASS(r600_translate_stencil_op(state->stencil[0].zpass_op));
857 db_depth_control |= S_028800_STENCILZFAIL(r600_translate_stencil_op(state->stencil[0].zfail_op));
858
859 if (state->stencil[1].enabled) {
860 db_depth_control |= S_028800_BACKFACE_ENABLE(1);
861 db_depth_control |= S_028800_STENCILFUNC_BF(state->stencil[1].func); /* translates straight */
862 db_depth_control |= S_028800_STENCILFAIL_BF(r600_translate_stencil_op(state->stencil[1].fail_op));
863 db_depth_control |= S_028800_STENCILZPASS_BF(r600_translate_stencil_op(state->stencil[1].zpass_op));
864 db_depth_control |= S_028800_STENCILZFAIL_BF(r600_translate_stencil_op(state->stencil[1].zfail_op));
865 }
866 }
867
868 /* alpha */
869 alpha_test_control = 0;
870 alpha_ref = 0;
871 if (state->alpha.enabled) {
872 alpha_test_control = S_028410_ALPHA_FUNC(state->alpha.func);
873 alpha_test_control |= S_028410_ALPHA_TEST_ENABLE(1);
874 alpha_ref = fui(state->alpha.ref_value);
875 }
876 dsa->sx_alpha_test_control = alpha_test_control & 0xff;
877 dsa->alpha_ref = alpha_ref;
878
879 r600_store_context_reg(&dsa->buffer, R_028800_DB_DEPTH_CONTROL, db_depth_control);
880 return dsa;
881 }
882
883 static void *r600_create_rs_state(struct pipe_context *ctx,
884 const struct pipe_rasterizer_state *state)
885 {
886 struct r600_context *rctx = (struct r600_context *)ctx;
887 unsigned tmp, sc_mode_cntl, spi_interp;
888 float psize_min, psize_max;
889 struct r600_rasterizer_state *rs = CALLOC_STRUCT(r600_rasterizer_state);
890
891 if (rs == NULL) {
892 return NULL;
893 }
894
895 r600_init_command_buffer(&rs->buffer, 30);
896
897 rs->flatshade = state->flatshade;
898 rs->sprite_coord_enable = state->sprite_coord_enable;
899 rs->two_side = state->light_twoside;
900 rs->clip_plane_enable = state->clip_plane_enable;
901 rs->pa_sc_line_stipple = state->line_stipple_enable ?
902 S_028A0C_LINE_PATTERN(state->line_stipple_pattern) |
903 S_028A0C_REPEAT_COUNT(state->line_stipple_factor) : 0;
904 rs->pa_cl_clip_cntl =
905 S_028810_PS_UCP_MODE(3) |
906 S_028810_ZCLIP_NEAR_DISABLE(!state->depth_clip) |
907 S_028810_ZCLIP_FAR_DISABLE(!state->depth_clip) |
908 S_028810_DX_LINEAR_ATTR_CLIP_ENA(1);
909 rs->multisample_enable = state->multisample;
910
911 /* offset */
912 rs->offset_units = state->offset_units;
913 rs->offset_scale = state->offset_scale * 12.0f;
914 rs->offset_enable = state->offset_point || state->offset_line || state->offset_tri;
915
916 if (state->point_size_per_vertex) {
917 psize_min = util_get_min_point_size(state);
918 psize_max = 8192;
919 } else {
920 /* Force the point size to be as if the vertex output was disabled. */
921 psize_min = state->point_size;
922 psize_max = state->point_size;
923 }
924
925 sc_mode_cntl = S_028A4C_MSAA_ENABLE(state->multisample) |
926 S_028A4C_LINE_STIPPLE_ENABLE(state->line_stipple_enable) |
927 S_028A4C_FORCE_EOV_CNTDWN_ENABLE(1);
928 if (rctx->chip_class >= R700) {
929 sc_mode_cntl |= S_028A4C_FORCE_EOV_REZ_ENABLE(1) |
930 S_028A4C_R700_ZMM_LINE_OFFSET(1) |
931 S_028A4C_R700_VPORT_SCISSOR_ENABLE(state->scissor);
932 } else {
933 sc_mode_cntl |= S_028A4C_WALK_ALIGN8_PRIM_FITS_ST(1);
934 rs->scissor_enable = state->scissor;
935 }
936
937 spi_interp = S_0286D4_FLAT_SHADE_ENA(1);
938 if (state->sprite_coord_enable) {
939 spi_interp |= S_0286D4_PNT_SPRITE_ENA(1) |
940 S_0286D4_PNT_SPRITE_OVRD_X(2) |
941 S_0286D4_PNT_SPRITE_OVRD_Y(3) |
942 S_0286D4_PNT_SPRITE_OVRD_Z(0) |
943 S_0286D4_PNT_SPRITE_OVRD_W(1);
944 if (state->sprite_coord_mode != PIPE_SPRITE_COORD_UPPER_LEFT) {
945 spi_interp |= S_0286D4_PNT_SPRITE_TOP_1(1);
946 }
947 }
948
949 r600_store_context_reg_seq(&rs->buffer, R_028A00_PA_SU_POINT_SIZE, 3);
950 /* point size 12.4 fixed point (divide by two, because 0.5 = 1 pixel. */
951 tmp = r600_pack_float_12p4(state->point_size/2);
952 r600_store_value(&rs->buffer, /* R_028A00_PA_SU_POINT_SIZE */
953 S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp));
954 r600_store_value(&rs->buffer, /* R_028A04_PA_SU_POINT_MINMAX */
955 S_028A04_MIN_SIZE(r600_pack_float_12p4(psize_min/2)) |
956 S_028A04_MAX_SIZE(r600_pack_float_12p4(psize_max/2)));
957 r600_store_value(&rs->buffer, /* R_028A08_PA_SU_LINE_CNTL */
958 S_028A08_WIDTH(r600_pack_float_12p4(state->line_width/2)));
959
960 r600_store_context_reg(&rs->buffer, R_0286D4_SPI_INTERP_CONTROL_0, spi_interp);
961 r600_store_context_reg(&rs->buffer, R_028A4C_PA_SC_MODE_CNTL, sc_mode_cntl);
962 r600_store_context_reg(&rs->buffer, R_028C08_PA_SU_VTX_CNTL,
963 S_028C08_PIX_CENTER_HALF(state->gl_rasterization_rules) |
964 S_028C08_QUANT_MODE(V_028C08_X_1_256TH));
965 r600_store_context_reg(&rs->buffer, R_028DFC_PA_SU_POLY_OFFSET_CLAMP, fui(state->offset_clamp));
966 r600_store_context_reg(&rs->buffer, R_028814_PA_SU_SC_MODE_CNTL,
967 S_028814_PROVOKING_VTX_LAST(!state->flatshade_first) |
968 S_028814_CULL_FRONT(state->cull_face & PIPE_FACE_FRONT ? 1 : 0) |
969 S_028814_CULL_BACK(state->cull_face & PIPE_FACE_BACK ? 1 : 0) |
970 S_028814_FACE(!state->front_ccw) |
971 S_028814_POLY_OFFSET_FRONT_ENABLE(state->offset_tri) |
972 S_028814_POLY_OFFSET_BACK_ENABLE(state->offset_tri) |
973 S_028814_POLY_OFFSET_PARA_ENABLE(state->offset_tri) |
974 S_028814_POLY_MODE(state->fill_front != PIPE_POLYGON_MODE_FILL ||
975 state->fill_back != PIPE_POLYGON_MODE_FILL) |
976 S_028814_POLYMODE_FRONT_PTYPE(r600_translate_fill(state->fill_front)) |
977 S_028814_POLYMODE_BACK_PTYPE(r600_translate_fill(state->fill_back)));
978 r600_store_context_reg(&rs->buffer, R_028350_SX_MISC, S_028350_MULTIPASS(state->rasterizer_discard));
979 return rs;
980 }
981
982 static void *r600_create_sampler_state(struct pipe_context *ctx,
983 const struct pipe_sampler_state *state)
984 {
985 struct r600_pipe_sampler_state *ss = CALLOC_STRUCT(r600_pipe_sampler_state);
986 unsigned aniso_flag_offset = state->max_anisotropy > 1 ? 4 : 0;
987
988 if (ss == NULL) {
989 return NULL;
990 }
991
992 ss->seamless_cube_map = state->seamless_cube_map;
993 ss->border_color_use = sampler_state_needs_border_color(state);
994
995 /* R_03C000_SQ_TEX_SAMPLER_WORD0_0 */
996 ss->tex_sampler_words[0] =
997 S_03C000_CLAMP_X(r600_tex_wrap(state->wrap_s)) |
998 S_03C000_CLAMP_Y(r600_tex_wrap(state->wrap_t)) |
999 S_03C000_CLAMP_Z(r600_tex_wrap(state->wrap_r)) |
1000 S_03C000_XY_MAG_FILTER(r600_tex_filter(state->mag_img_filter) | aniso_flag_offset) |
1001 S_03C000_XY_MIN_FILTER(r600_tex_filter(state->min_img_filter) | aniso_flag_offset) |
1002 S_03C000_MIP_FILTER(r600_tex_mipfilter(state->min_mip_filter)) |
1003 S_03C000_MAX_ANISO(r600_tex_aniso_filter(state->max_anisotropy)) |
1004 S_03C000_DEPTH_COMPARE_FUNCTION(r600_tex_compare(state->compare_func)) |
1005 S_03C000_BORDER_COLOR_TYPE(ss->border_color_use ? V_03C000_SQ_TEX_BORDER_COLOR_REGISTER : 0);
1006 /* R_03C004_SQ_TEX_SAMPLER_WORD1_0 */
1007 ss->tex_sampler_words[1] =
1008 S_03C004_MIN_LOD(S_FIXED(CLAMP(state->min_lod, 0, 15), 6)) |
1009 S_03C004_MAX_LOD(S_FIXED(CLAMP(state->max_lod, 0, 15), 6)) |
1010 S_03C004_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 6));
1011 /* R_03C008_SQ_TEX_SAMPLER_WORD2_0 */
1012 ss->tex_sampler_words[2] = S_03C008_TYPE(1);
1013
1014 if (ss->border_color_use) {
1015 memcpy(&ss->border_color, &state->border_color, sizeof(state->border_color));
1016 }
1017 return ss;
1018 }
1019
1020 static struct pipe_sampler_view *
1021 texture_buffer_sampler_view(struct r600_pipe_sampler_view *view,
1022 unsigned width0, unsigned height0)
1023
1024 {
1025 struct pipe_context *ctx = view->base.context;
1026 struct r600_texture *tmp = (struct r600_texture*)view->base.texture;
1027 uint64_t va;
1028 int stride = util_format_get_blocksize(view->base.format);
1029 unsigned format, num_format, format_comp, endian;
1030 unsigned offset = view->base.u.buf.first_element * stride;
1031 unsigned size = (view->base.u.buf.last_element - view->base.u.buf.first_element + 1) * stride;
1032
1033 r600_vertex_data_type(view->base.format,
1034 &format, &num_format, &format_comp,
1035 &endian);
1036
1037 va = r600_resource_va(ctx->screen, view->base.texture) + offset;
1038 view->tex_resource = &tmp->resource;
1039
1040 view->skip_mip_address_reloc = true;
1041 view->tex_resource_words[0] = va;
1042 view->tex_resource_words[1] = size - 1;
1043 view->tex_resource_words[2] = S_038008_BASE_ADDRESS_HI(va >> 32UL) |
1044 S_038008_STRIDE(stride) |
1045 S_038008_DATA_FORMAT(format) |
1046 S_038008_NUM_FORMAT_ALL(num_format) |
1047 S_038008_FORMAT_COMP_ALL(format_comp) |
1048 S_038008_SRF_MODE_ALL(1) |
1049 S_038008_ENDIAN_SWAP(endian);
1050 view->tex_resource_words[3] = 0;
1051 /*
1052 * in theory dword 4 is for number of elements, for use with resinfo,
1053 * but it seems to utterly fail to work, the amd gpu shader analyser
1054 * uses a const buffer to store the element sizes for buffer txq
1055 */
1056 view->tex_resource_words[4] = 0;
1057 view->tex_resource_words[5] = 0;
1058 view->tex_resource_words[6] = S_038018_TYPE(V_038010_SQ_TEX_VTX_VALID_BUFFER);
1059 return &view->base;
1060 }
1061
1062 struct pipe_sampler_view *
1063 r600_create_sampler_view_custom(struct pipe_context *ctx,
1064 struct pipe_resource *texture,
1065 const struct pipe_sampler_view *state,
1066 unsigned width_first_level, unsigned height_first_level)
1067 {
1068 struct r600_pipe_sampler_view *view = CALLOC_STRUCT(r600_pipe_sampler_view);
1069 struct r600_texture *tmp = (struct r600_texture*)texture;
1070 unsigned format, endian;
1071 uint32_t word4 = 0, yuv_format = 0, pitch = 0;
1072 unsigned char swizzle[4], array_mode = 0;
1073 unsigned width, height, depth, offset_level, last_level;
1074
1075 if (view == NULL)
1076 return NULL;
1077
1078 /* initialize base object */
1079 view->base = *state;
1080 view->base.texture = NULL;
1081 pipe_reference(NULL, &texture->reference);
1082 view->base.texture = texture;
1083 view->base.reference.count = 1;
1084 view->base.context = ctx;
1085
1086 if (texture->target == PIPE_BUFFER)
1087 return texture_buffer_sampler_view(view, texture->width0, 1);
1088
1089 swizzle[0] = state->swizzle_r;
1090 swizzle[1] = state->swizzle_g;
1091 swizzle[2] = state->swizzle_b;
1092 swizzle[3] = state->swizzle_a;
1093
1094 format = r600_translate_texformat(ctx->screen, state->format,
1095 swizzle,
1096 &word4, &yuv_format);
1097 assert(format != ~0);
1098 if (format == ~0) {
1099 FREE(view);
1100 return NULL;
1101 }
1102
1103 if (tmp->is_depth && !tmp->is_flushing_texture && !r600_can_read_depth(tmp)) {
1104 if (!r600_init_flushed_depth_texture(ctx, texture, NULL)) {
1105 FREE(view);
1106 return NULL;
1107 }
1108 tmp = tmp->flushed_depth_texture;
1109 }
1110
1111 endian = r600_colorformat_endian_swap(format);
1112
1113 offset_level = state->u.tex.first_level;
1114 last_level = state->u.tex.last_level - offset_level;
1115 width = width_first_level;
1116 height = height_first_level;
1117 depth = u_minify(texture->depth0, offset_level);
1118 pitch = tmp->surface.level[offset_level].nblk_x * util_format_get_blockwidth(state->format);
1119
1120 if (texture->target == PIPE_TEXTURE_1D_ARRAY) {
1121 height = 1;
1122 depth = texture->array_size;
1123 } else if (texture->target == PIPE_TEXTURE_2D_ARRAY) {
1124 depth = texture->array_size;
1125 } else if (texture->target == PIPE_TEXTURE_CUBE_ARRAY)
1126 depth = texture->array_size / 6;
1127 switch (tmp->surface.level[offset_level].mode) {
1128 case RADEON_SURF_MODE_LINEAR_ALIGNED:
1129 array_mode = V_038000_ARRAY_LINEAR_ALIGNED;
1130 break;
1131 case RADEON_SURF_MODE_1D:
1132 array_mode = V_038000_ARRAY_1D_TILED_THIN1;
1133 break;
1134 case RADEON_SURF_MODE_2D:
1135 array_mode = V_038000_ARRAY_2D_TILED_THIN1;
1136 break;
1137 case RADEON_SURF_MODE_LINEAR:
1138 default:
1139 array_mode = V_038000_ARRAY_LINEAR_GENERAL;
1140 break;
1141 }
1142
1143 view->tex_resource = &tmp->resource;
1144 view->tex_resource_words[0] = (S_038000_DIM(r600_tex_dim(texture->target, texture->nr_samples)) |
1145 S_038000_TILE_MODE(array_mode) |
1146 S_038000_TILE_TYPE(tmp->non_disp_tiling) |
1147 S_038000_PITCH((pitch / 8) - 1) |
1148 S_038000_TEX_WIDTH(width - 1));
1149 view->tex_resource_words[1] = (S_038004_TEX_HEIGHT(height - 1) |
1150 S_038004_TEX_DEPTH(depth - 1) |
1151 S_038004_DATA_FORMAT(format));
1152 view->tex_resource_words[2] = tmp->surface.level[offset_level].offset >> 8;
1153 if (offset_level >= tmp->surface.last_level) {
1154 view->tex_resource_words[3] = tmp->surface.level[offset_level].offset >> 8;
1155 } else {
1156 view->tex_resource_words[3] = tmp->surface.level[offset_level + 1].offset >> 8;
1157 }
1158 view->tex_resource_words[4] = (word4 |
1159 S_038010_SRF_MODE_ALL(V_038010_SRF_MODE_ZERO_CLAMP_MINUS_ONE) |
1160 S_038010_REQUEST_SIZE(1) |
1161 S_038010_ENDIAN_SWAP(endian) |
1162 S_038010_BASE_LEVEL(0));
1163 view->tex_resource_words[5] = (S_038014_BASE_ARRAY(state->u.tex.first_layer) |
1164 S_038014_LAST_ARRAY(state->u.tex.last_layer));
1165 if (texture->nr_samples > 1) {
1166 /* LAST_LEVEL holds log2(nr_samples) for multisample textures */
1167 view->tex_resource_words[5] |= S_038014_LAST_LEVEL(util_logbase2(texture->nr_samples));
1168 } else {
1169 view->tex_resource_words[5] |= S_038014_LAST_LEVEL(last_level);
1170 }
1171 view->tex_resource_words[6] = (S_038018_TYPE(V_038010_SQ_TEX_VTX_VALID_TEXTURE) |
1172 S_038018_MAX_ANISO(4 /* max 16 samples */));
1173 return &view->base;
1174 }
1175
1176 static struct pipe_sampler_view *
1177 r600_create_sampler_view(struct pipe_context *ctx,
1178 struct pipe_resource *tex,
1179 const struct pipe_sampler_view *state)
1180 {
1181 return r600_create_sampler_view_custom(ctx, tex, state,
1182 u_minify(tex->width0, state->u.tex.first_level),
1183 u_minify(tex->height0, state->u.tex.first_level));
1184 }
1185
1186 static void r600_emit_clip_state(struct r600_context *rctx, struct r600_atom *atom)
1187 {
1188 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
1189 struct pipe_clip_state *state = &rctx->clip_state.state;
1190
1191 r600_write_context_reg_seq(cs, R_028E20_PA_CL_UCP0_X, 6*4);
1192 r600_write_array(cs, 6*4, (unsigned*)state);
1193 }
1194
1195 static void r600_set_polygon_stipple(struct pipe_context *ctx,
1196 const struct pipe_poly_stipple *state)
1197 {
1198 }
1199
1200 static void r600_emit_scissor_state(struct r600_context *rctx, struct r600_atom *atom)
1201 {
1202 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
1203 struct pipe_scissor_state *state = &rctx->scissor.scissor;
1204
1205 if (rctx->chip_class != R600 || rctx->scissor.enable) {
1206 r600_write_context_reg_seq(cs, R_028250_PA_SC_VPORT_SCISSOR_0_TL, 2);
1207 r600_write_value(cs, S_028240_TL_X(state->minx) | S_028240_TL_Y(state->miny) |
1208 S_028240_WINDOW_OFFSET_DISABLE(1));
1209 r600_write_value(cs, S_028244_BR_X(state->maxx) | S_028244_BR_Y(state->maxy));
1210 } else {
1211 r600_write_context_reg_seq(cs, R_028250_PA_SC_VPORT_SCISSOR_0_TL, 2);
1212 r600_write_value(cs, S_028240_TL_X(0) | S_028240_TL_Y(0) |
1213 S_028240_WINDOW_OFFSET_DISABLE(1));
1214 r600_write_value(cs, S_028244_BR_X(8192) | S_028244_BR_Y(8192));
1215 }
1216 }
1217
1218 static void r600_set_scissor_state(struct pipe_context *ctx,
1219 const struct pipe_scissor_state *state)
1220 {
1221 struct r600_context *rctx = (struct r600_context *)ctx;
1222
1223 rctx->scissor.scissor = *state;
1224
1225 if (rctx->chip_class == R600 && !rctx->scissor.enable)
1226 return;
1227
1228 rctx->scissor.atom.dirty = true;
1229 }
1230
1231 static struct r600_resource *r600_buffer_create_helper(struct r600_screen *rscreen,
1232 unsigned size, unsigned alignment)
1233 {
1234 struct pipe_resource buffer;
1235
1236 memset(&buffer, 0, sizeof buffer);
1237 buffer.target = PIPE_BUFFER;
1238 buffer.format = PIPE_FORMAT_R8_UNORM;
1239 buffer.bind = PIPE_BIND_CUSTOM;
1240 buffer.usage = PIPE_USAGE_STATIC;
1241 buffer.flags = 0;
1242 buffer.width0 = size;
1243 buffer.height0 = 1;
1244 buffer.depth0 = 1;
1245 buffer.array_size = 1;
1246
1247 return (struct r600_resource*)
1248 r600_buffer_create(&rscreen->screen, &buffer, alignment);
1249 }
1250
1251 static void r600_init_color_surface(struct r600_context *rctx,
1252 struct r600_surface *surf,
1253 bool force_cmask_fmask)
1254 {
1255 struct r600_screen *rscreen = rctx->screen;
1256 struct r600_texture *rtex = (struct r600_texture*)surf->base.texture;
1257 unsigned level = surf->base.u.tex.level;
1258 unsigned pitch, slice;
1259 unsigned color_info;
1260 unsigned format, swap, ntype, endian;
1261 unsigned offset;
1262 const struct util_format_description *desc;
1263 int i;
1264 bool blend_bypass = 0, blend_clamp = 1;
1265
1266 if (rtex->is_depth && !rtex->is_flushing_texture && !r600_can_read_depth(rtex)) {
1267 r600_init_flushed_depth_texture(&rctx->context, surf->base.texture, NULL);
1268 rtex = rtex->flushed_depth_texture;
1269 assert(rtex);
1270 }
1271
1272 offset = rtex->surface.level[level].offset;
1273 if (rtex->surface.level[level].mode < RADEON_SURF_MODE_1D) {
1274 offset += rtex->surface.level[level].slice_size *
1275 surf->base.u.tex.first_layer;
1276 }
1277 pitch = rtex->surface.level[level].nblk_x / 8 - 1;
1278 slice = (rtex->surface.level[level].nblk_x * rtex->surface.level[level].nblk_y) / 64;
1279 if (slice) {
1280 slice = slice - 1;
1281 }
1282 color_info = 0;
1283 switch (rtex->surface.level[level].mode) {
1284 case RADEON_SURF_MODE_LINEAR_ALIGNED:
1285 color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_LINEAR_ALIGNED);
1286 break;
1287 case RADEON_SURF_MODE_1D:
1288 color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_1D_TILED_THIN1);
1289 break;
1290 case RADEON_SURF_MODE_2D:
1291 color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_2D_TILED_THIN1);
1292 break;
1293 case RADEON_SURF_MODE_LINEAR:
1294 default:
1295 color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_LINEAR_GENERAL);
1296 break;
1297 }
1298
1299 desc = util_format_description(surf->base.format);
1300
1301 for (i = 0; i < 4; i++) {
1302 if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) {
1303 break;
1304 }
1305 }
1306
1307 ntype = V_0280A0_NUMBER_UNORM;
1308 if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB)
1309 ntype = V_0280A0_NUMBER_SRGB;
1310 else if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
1311 if (desc->channel[i].normalized)
1312 ntype = V_0280A0_NUMBER_SNORM;
1313 else if (desc->channel[i].pure_integer)
1314 ntype = V_0280A0_NUMBER_SINT;
1315 } else if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) {
1316 if (desc->channel[i].normalized)
1317 ntype = V_0280A0_NUMBER_UNORM;
1318 else if (desc->channel[i].pure_integer)
1319 ntype = V_0280A0_NUMBER_UINT;
1320 }
1321
1322 format = r600_translate_colorformat(surf->base.format);
1323 assert(format != ~0);
1324
1325 swap = r600_translate_colorswap(surf->base.format);
1326 assert(swap != ~0);
1327
1328 if (rtex->resource.b.b.usage == PIPE_USAGE_STAGING) {
1329 endian = ENDIAN_NONE;
1330 } else {
1331 endian = r600_colorformat_endian_swap(format);
1332 }
1333
1334 /* set blend bypass according to docs if SINT/UINT or
1335 8/24 COLOR variants */
1336 if (ntype == V_0280A0_NUMBER_UINT || ntype == V_0280A0_NUMBER_SINT ||
1337 format == V_0280A0_COLOR_8_24 || format == V_0280A0_COLOR_24_8 ||
1338 format == V_0280A0_COLOR_X24_8_32_FLOAT) {
1339 blend_clamp = 0;
1340 blend_bypass = 1;
1341 }
1342
1343 surf->alphatest_bypass = ntype == V_0280A0_NUMBER_UINT || ntype == V_0280A0_NUMBER_SINT;
1344
1345 color_info |= S_0280A0_FORMAT(format) |
1346 S_0280A0_COMP_SWAP(swap) |
1347 S_0280A0_BLEND_BYPASS(blend_bypass) |
1348 S_0280A0_BLEND_CLAMP(blend_clamp) |
1349 S_0280A0_NUMBER_TYPE(ntype) |
1350 S_0280A0_ENDIAN(endian);
1351
1352 /* EXPORT_NORM is an optimzation that can be enabled for better
1353 * performance in certain cases
1354 */
1355 if (rctx->chip_class == R600) {
1356 /* EXPORT_NORM can be enabled if:
1357 * - 11-bit or smaller UNORM/SNORM/SRGB
1358 * - BLEND_CLAMP is enabled
1359 * - BLEND_FLOAT32 is disabled
1360 */
1361 if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS &&
1362 (desc->channel[i].size < 12 &&
1363 desc->channel[i].type != UTIL_FORMAT_TYPE_FLOAT &&
1364 ntype != V_0280A0_NUMBER_UINT &&
1365 ntype != V_0280A0_NUMBER_SINT) &&
1366 G_0280A0_BLEND_CLAMP(color_info) &&
1367 !G_0280A0_BLEND_FLOAT32(color_info)) {
1368 color_info |= S_0280A0_SOURCE_FORMAT(V_0280A0_EXPORT_NORM);
1369 surf->export_16bpc = true;
1370 }
1371 } else {
1372 /* EXPORT_NORM can be enabled if:
1373 * - 11-bit or smaller UNORM/SNORM/SRGB
1374 * - 16-bit or smaller FLOAT
1375 */
1376 if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS &&
1377 ((desc->channel[i].size < 12 &&
1378 desc->channel[i].type != UTIL_FORMAT_TYPE_FLOAT &&
1379 ntype != V_0280A0_NUMBER_UINT && ntype != V_0280A0_NUMBER_SINT) ||
1380 (desc->channel[i].size < 17 &&
1381 desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT))) {
1382 color_info |= S_0280A0_SOURCE_FORMAT(V_0280A0_EXPORT_NORM);
1383 surf->export_16bpc = true;
1384 }
1385 }
1386
1387 /* These might not always be initialized to zero. */
1388 surf->cb_color_base = offset >> 8;
1389 surf->cb_color_size = S_028060_PITCH_TILE_MAX(pitch) |
1390 S_028060_SLICE_TILE_MAX(slice);
1391 surf->cb_color_fmask = surf->cb_color_base;
1392 surf->cb_color_cmask = surf->cb_color_base;
1393 surf->cb_color_mask = 0;
1394
1395 pipe_resource_reference((struct pipe_resource**)&surf->cb_buffer_cmask,
1396 &rtex->resource.b.b);
1397 pipe_resource_reference((struct pipe_resource**)&surf->cb_buffer_fmask,
1398 &rtex->resource.b.b);
1399
1400 if (rtex->cmask_size) {
1401 surf->cb_color_cmask = rtex->cmask_offset >> 8;
1402 surf->cb_color_mask |= S_028100_CMASK_BLOCK_MAX(rtex->cmask_slice_tile_max);
1403
1404 if (rtex->fmask_size) {
1405 color_info |= S_0280A0_TILE_MODE(V_0280A0_FRAG_ENABLE);
1406 surf->cb_color_fmask = rtex->fmask_offset >> 8;
1407 surf->cb_color_mask |= S_028100_FMASK_TILE_MAX(slice);
1408 } else { /* cmask only */
1409 color_info |= S_0280A0_TILE_MODE(V_0280A0_CLEAR_ENABLE);
1410 }
1411 } else if (force_cmask_fmask) {
1412 /* Allocate dummy FMASK and CMASK if they aren't allocated already.
1413 *
1414 * R6xx needs FMASK and CMASK for the destination buffer of color resolve,
1415 * otherwise it hangs. We don't have FMASK and CMASK pre-allocated,
1416 * because it's not an MSAA buffer.
1417 */
1418 struct r600_cmask_info cmask;
1419 struct r600_fmask_info fmask;
1420
1421 r600_texture_get_cmask_info(rscreen, rtex, &cmask);
1422 r600_texture_get_fmask_info(rscreen, rtex, 8, &fmask);
1423
1424 /* CMASK. */
1425 if (!rctx->dummy_cmask ||
1426 rctx->dummy_cmask->buf->size < cmask.size ||
1427 rctx->dummy_cmask->buf->alignment % cmask.alignment != 0) {
1428 struct pipe_transfer *transfer;
1429 void *ptr;
1430
1431 pipe_resource_reference((struct pipe_resource**)&rctx->dummy_cmask, NULL);
1432 rctx->dummy_cmask = r600_buffer_create_helper(rscreen, cmask.size, cmask.alignment);
1433
1434 /* Set the contents to 0xCC. */
1435 ptr = pipe_buffer_map(&rctx->context, &rctx->dummy_cmask->b.b, PIPE_TRANSFER_WRITE, &transfer);
1436 memset(ptr, 0xCC, cmask.size);
1437 pipe_buffer_unmap(&rctx->context, transfer);
1438 }
1439 pipe_resource_reference((struct pipe_resource**)&surf->cb_buffer_cmask,
1440 &rctx->dummy_cmask->b.b);
1441
1442 /* FMASK. */
1443 if (!rctx->dummy_fmask ||
1444 rctx->dummy_fmask->buf->size < fmask.size ||
1445 rctx->dummy_fmask->buf->alignment % fmask.alignment != 0) {
1446 pipe_resource_reference((struct pipe_resource**)&rctx->dummy_fmask, NULL);
1447 rctx->dummy_fmask = r600_buffer_create_helper(rscreen, fmask.size, fmask.alignment);
1448
1449 }
1450 pipe_resource_reference((struct pipe_resource**)&surf->cb_buffer_fmask,
1451 &rctx->dummy_fmask->b.b);
1452
1453 /* Init the registers. */
1454 color_info |= S_0280A0_TILE_MODE(V_0280A0_FRAG_ENABLE);
1455 surf->cb_color_cmask = 0;
1456 surf->cb_color_fmask = 0;
1457 surf->cb_color_mask = S_028100_CMASK_BLOCK_MAX(cmask.slice_tile_max) |
1458 S_028100_FMASK_TILE_MAX(slice);
1459 }
1460
1461 surf->cb_color_info = color_info;
1462
1463 if (rtex->surface.level[level].mode < RADEON_SURF_MODE_1D) {
1464 surf->cb_color_view = 0;
1465 } else {
1466 surf->cb_color_view = S_028080_SLICE_START(surf->base.u.tex.first_layer) |
1467 S_028080_SLICE_MAX(surf->base.u.tex.last_layer);
1468 }
1469
1470 surf->color_initialized = true;
1471 }
1472
1473 static void r600_init_depth_surface(struct r600_context *rctx,
1474 struct r600_surface *surf)
1475 {
1476 struct r600_texture *rtex = (struct r600_texture*)surf->base.texture;
1477 unsigned level, pitch, slice, format, offset, array_mode;
1478
1479 level = surf->base.u.tex.level;
1480 offset = rtex->surface.level[level].offset;
1481 pitch = rtex->surface.level[level].nblk_x / 8 - 1;
1482 slice = (rtex->surface.level[level].nblk_x * rtex->surface.level[level].nblk_y) / 64;
1483 if (slice) {
1484 slice = slice - 1;
1485 }
1486 switch (rtex->surface.level[level].mode) {
1487 case RADEON_SURF_MODE_2D:
1488 array_mode = V_0280A0_ARRAY_2D_TILED_THIN1;
1489 break;
1490 case RADEON_SURF_MODE_1D:
1491 case RADEON_SURF_MODE_LINEAR_ALIGNED:
1492 case RADEON_SURF_MODE_LINEAR:
1493 default:
1494 array_mode = V_0280A0_ARRAY_1D_TILED_THIN1;
1495 break;
1496 }
1497
1498 format = r600_translate_dbformat(surf->base.format);
1499 assert(format != ~0);
1500
1501 surf->db_depth_info = S_028010_ARRAY_MODE(array_mode) | S_028010_FORMAT(format);
1502 surf->db_depth_base = offset >> 8;
1503 surf->db_depth_view = S_028004_SLICE_START(surf->base.u.tex.first_layer) |
1504 S_028004_SLICE_MAX(surf->base.u.tex.last_layer);
1505 surf->db_depth_size = S_028000_PITCH_TILE_MAX(pitch) | S_028000_SLICE_TILE_MAX(slice);
1506 surf->db_prefetch_limit = (rtex->surface.level[level].nblk_y / 8) - 1;
1507
1508 switch (surf->base.format) {
1509 case PIPE_FORMAT_Z24X8_UNORM:
1510 case PIPE_FORMAT_Z24_UNORM_S8_UINT:
1511 surf->pa_su_poly_offset_db_fmt_cntl =
1512 S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-24);
1513 break;
1514 case PIPE_FORMAT_Z32_FLOAT:
1515 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
1516 surf->pa_su_poly_offset_db_fmt_cntl =
1517 S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-23) |
1518 S_028DF8_POLY_OFFSET_DB_IS_FLOAT_FMT(1);
1519 break;
1520 case PIPE_FORMAT_Z16_UNORM:
1521 surf->pa_su_poly_offset_db_fmt_cntl =
1522 S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-16);
1523 break;
1524 default:;
1525 }
1526
1527 surf->htile_enabled = 0;
1528 /* use htile only for first level */
1529 if (rtex->htile && !level) {
1530 uint64_t va = r600_resource_va(&rctx->screen->screen, &rtex->htile->b.b);
1531 surf->htile_enabled = 1;
1532 surf->db_htile_data_base = va >> 8;
1533 surf->db_htile_surface = S_028D24_HTILE_WIDTH(1) |
1534 S_028D24_HTILE_HEIGHT(1) |
1535 S_028D24_LINEAR(1);
1536 /* preload is not working properly on r6xx/r7xx */
1537 surf->db_depth_info |= S_028010_TILE_SURFACE_ENABLE(1);
1538 }
1539
1540 surf->depth_initialized = true;
1541 }
1542
1543 static void r600_set_framebuffer_state(struct pipe_context *ctx,
1544 const struct pipe_framebuffer_state *state)
1545 {
1546 struct r600_context *rctx = (struct r600_context *)ctx;
1547 struct r600_surface *surf;
1548 struct r600_texture *rtex;
1549 unsigned i;
1550
1551 if (rctx->framebuffer.state.nr_cbufs) {
1552 rctx->flags |= R600_CONTEXT_WAIT_3D_IDLE | R600_CONTEXT_FLUSH_AND_INV;
1553
1554 if (rctx->chip_class >= R700 &&
1555 rctx->framebuffer.state.cbufs[0]->texture->nr_samples > 1) {
1556 rctx->flags |= R600_CONTEXT_FLUSH_AND_INV_CB_META;
1557 }
1558 }
1559 if (rctx->framebuffer.state.zsbuf) {
1560 rctx->flags |= R600_CONTEXT_WAIT_3D_IDLE | R600_CONTEXT_FLUSH_AND_INV;
1561
1562 rtex = (struct r600_texture*)rctx->framebuffer.state.zsbuf->texture;
1563 if (rctx->chip_class >= R700 && rtex->htile) {
1564 rctx->flags |= R600_CONTEXT_FLUSH_AND_INV_DB_META;
1565 }
1566 }
1567
1568 /* Set the new state. */
1569 util_copy_framebuffer_state(&rctx->framebuffer.state, state);
1570
1571 rctx->framebuffer.export_16bpc = state->nr_cbufs != 0;
1572 rctx->framebuffer.cb0_is_integer = state->nr_cbufs &&
1573 util_format_is_pure_integer(state->cbufs[0]->format);
1574 rctx->framebuffer.compressed_cb_mask = 0;
1575 rctx->framebuffer.is_msaa_resolve = state->nr_cbufs == 2 &&
1576 state->cbufs[0]->texture->nr_samples > 1 &&
1577 state->cbufs[1]->texture->nr_samples <= 1;
1578
1579 if (state->nr_cbufs)
1580 rctx->framebuffer.nr_samples = state->cbufs[0]->texture->nr_samples;
1581 else if (state->zsbuf)
1582 rctx->framebuffer.nr_samples = state->zsbuf->texture->nr_samples;
1583 else
1584 rctx->framebuffer.nr_samples = 0;
1585
1586 /* Colorbuffers. */
1587 for (i = 0; i < state->nr_cbufs; i++) {
1588 /* The resolve buffer must have CMASK and FMASK to prevent hardlocks on R6xx. */
1589 bool force_cmask_fmask = rctx->chip_class == R600 &&
1590 rctx->framebuffer.is_msaa_resolve &&
1591 i == 1;
1592
1593 surf = (struct r600_surface*)state->cbufs[i];
1594 rtex = (struct r600_texture*)surf->base.texture;
1595 r600_context_add_resource_size(ctx, state->cbufs[i]->texture);
1596
1597 if (!surf->color_initialized || force_cmask_fmask) {
1598 r600_init_color_surface(rctx, surf, force_cmask_fmask);
1599 if (force_cmask_fmask) {
1600 /* re-initialize later without compression */
1601 surf->color_initialized = false;
1602 }
1603 }
1604
1605 if (!surf->export_16bpc) {
1606 rctx->framebuffer.export_16bpc = false;
1607 }
1608
1609 if (rtex->fmask_size && rtex->cmask_size) {
1610 rctx->framebuffer.compressed_cb_mask |= 1 << i;
1611 }
1612 }
1613
1614 /* Update alpha-test state dependencies.
1615 * Alpha-test is done on the first colorbuffer only. */
1616 if (state->nr_cbufs) {
1617 surf = (struct r600_surface*)state->cbufs[0];
1618 if (rctx->alphatest_state.bypass != surf->alphatest_bypass) {
1619 rctx->alphatest_state.bypass = surf->alphatest_bypass;
1620 rctx->alphatest_state.atom.dirty = true;
1621 }
1622 }
1623
1624 /* ZS buffer. */
1625 if (state->zsbuf) {
1626 surf = (struct r600_surface*)state->zsbuf;
1627
1628 r600_context_add_resource_size(ctx, state->zsbuf->texture);
1629
1630 if (!surf->depth_initialized) {
1631 r600_init_depth_surface(rctx, surf);
1632 }
1633
1634 if (state->zsbuf->format != rctx->poly_offset_state.zs_format) {
1635 rctx->poly_offset_state.zs_format = state->zsbuf->format;
1636 rctx->poly_offset_state.atom.dirty = true;
1637 }
1638
1639 if (rctx->db_state.rsurf != surf) {
1640 rctx->db_state.rsurf = surf;
1641 rctx->db_state.atom.dirty = true;
1642 rctx->db_misc_state.atom.dirty = true;
1643 }
1644 } else if (rctx->db_state.rsurf) {
1645 rctx->db_state.rsurf = NULL;
1646 rctx->db_state.atom.dirty = true;
1647 rctx->db_misc_state.atom.dirty = true;
1648 }
1649
1650 if (rctx->cb_misc_state.nr_cbufs != state->nr_cbufs) {
1651 rctx->cb_misc_state.nr_cbufs = state->nr_cbufs;
1652 rctx->cb_misc_state.atom.dirty = true;
1653 }
1654
1655 if (state->nr_cbufs == 0 && rctx->alphatest_state.bypass) {
1656 rctx->alphatest_state.bypass = false;
1657 rctx->alphatest_state.atom.dirty = true;
1658 }
1659
1660 r600_update_db_shader_control(rctx);
1661
1662 /* Calculate the CS size. */
1663 rctx->framebuffer.atom.num_dw =
1664 10 /*COLOR_INFO*/ + 4 /*SCISSOR*/ + 3 /*SHADER_CONTROL*/ + 8 /*MSAA*/;
1665
1666 if (rctx->framebuffer.state.nr_cbufs) {
1667 rctx->framebuffer.atom.num_dw += 6 * (2 + rctx->framebuffer.state.nr_cbufs);
1668 rctx->framebuffer.atom.num_dw += 6 * rctx->framebuffer.state.nr_cbufs; /* relocs */
1669
1670 }
1671 if (rctx->framebuffer.state.zsbuf) {
1672 rctx->framebuffer.atom.num_dw += 18;
1673 } else if (rctx->screen->info.drm_minor >= 18) {
1674 rctx->framebuffer.atom.num_dw += 3;
1675 }
1676 if (rctx->family > CHIP_R600 && rctx->family < CHIP_RV770) {
1677 rctx->framebuffer.atom.num_dw += 2;
1678 }
1679
1680 rctx->framebuffer.atom.dirty = true;
1681 }
1682
1683 #define FILL_SREG(s0x, s0y, s1x, s1y, s2x, s2y, s3x, s3y) \
1684 (((s0x) & 0xf) | (((s0y) & 0xf) << 4) | \
1685 (((s1x) & 0xf) << 8) | (((s1y) & 0xf) << 12) | \
1686 (((s2x) & 0xf) << 16) | (((s2y) & 0xf) << 20) | \
1687 (((s3x) & 0xf) << 24) | (((s3y) & 0xf) << 28))
1688
1689
1690 static uint32_t sample_locs_2x[] = {
1691 FILL_SREG(-4, 4, 4, -4, -4, 4, 4, -4),
1692 FILL_SREG(-4, 4, 4, -4, -4, 4, 4, -4),
1693 };
1694 static unsigned max_dist_2x = 4;
1695
1696 static uint32_t sample_locs_4x[] = {
1697 FILL_SREG(-2, -2, 2, 2, -6, 6, 6, -6),
1698 FILL_SREG(-2, -2, 2, 2, -6, 6, 6, -6),
1699 };
1700 static unsigned max_dist_4x = 6;
1701 static uint32_t sample_locs_8x[] = {
1702 FILL_SREG(-1, 1, 1, 5, 3, -5, 5, 3),
1703 FILL_SREG(-7, -1, -3, -7, 7, -3, -5, 7),
1704 };
1705 static unsigned max_dist_8x = 7;
1706
1707 static void r600_get_sample_position(struct pipe_context *ctx,
1708 unsigned sample_count,
1709 unsigned sample_index,
1710 float *out_value)
1711 {
1712 int offset, index;
1713 struct {
1714 int idx:4;
1715 } val;
1716 switch (sample_count) {
1717 case 1:
1718 default:
1719 out_value[0] = out_value[1] = 0.5;
1720 break;
1721 case 2:
1722 offset = 4 * (sample_index * 2);
1723 val.idx = (sample_locs_2x[0] >> offset) & 0xf;
1724 out_value[0] = (float)(val.idx + 8) / 16.0f;
1725 val.idx = (sample_locs_2x[0] >> (offset + 4)) & 0xf;
1726 out_value[1] = (float)(val.idx + 8) / 16.0f;
1727 break;
1728 case 4:
1729 offset = 4 * (sample_index * 2);
1730 val.idx = (sample_locs_4x[0] >> offset) & 0xf;
1731 out_value[0] = (float)(val.idx + 8) / 16.0f;
1732 val.idx = (sample_locs_4x[0] >> (offset + 4)) & 0xf;
1733 out_value[1] = (float)(val.idx + 8) / 16.0f;
1734 break;
1735 case 8:
1736 offset = 4 * (sample_index % 4 * 2);
1737 index = (sample_index / 4);
1738 val.idx = (sample_locs_8x[index] >> offset) & 0xf;
1739 out_value[0] = (float)(val.idx + 8) / 16.0f;
1740 val.idx = (sample_locs_8x[index] >> (offset + 4)) & 0xf;
1741 out_value[1] = (float)(val.idx + 8) / 16.0f;
1742 break;
1743 }
1744 }
1745
1746 static void r600_emit_msaa_state(struct r600_context *rctx, int nr_samples)
1747 {
1748 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
1749 unsigned max_dist = 0;
1750
1751 if (rctx->family == CHIP_R600) {
1752 switch (nr_samples) {
1753 default:
1754 nr_samples = 0;
1755 break;
1756 case 2:
1757 r600_write_config_reg(cs, R_008B40_PA_SC_AA_SAMPLE_LOCS_2S, sample_locs_2x[0]);
1758 max_dist = max_dist_2x;
1759 break;
1760 case 4:
1761 r600_write_config_reg(cs, R_008B44_PA_SC_AA_SAMPLE_LOCS_4S, sample_locs_4x[0]);
1762 max_dist = max_dist_4x;
1763 break;
1764 case 8:
1765 r600_write_config_reg_seq(cs, R_008B48_PA_SC_AA_SAMPLE_LOCS_8S_WD0, 2);
1766 r600_write_value(cs, sample_locs_8x[0]); /* R_008B48_PA_SC_AA_SAMPLE_LOCS_8S_WD0 */
1767 r600_write_value(cs, sample_locs_8x[1]); /* R_008B4C_PA_SC_AA_SAMPLE_LOCS_8S_WD1 */
1768 max_dist = max_dist_8x;
1769 break;
1770 }
1771 } else {
1772 switch (nr_samples) {
1773 default:
1774 r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2);
1775 r600_write_value(cs, 0); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */
1776 r600_write_value(cs, 0); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */
1777 nr_samples = 0;
1778 break;
1779 case 2:
1780 r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2);
1781 r600_write_value(cs, sample_locs_2x[0]); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */
1782 r600_write_value(cs, sample_locs_2x[1]); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */
1783 max_dist = max_dist_2x;
1784 break;
1785 case 4:
1786 r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2);
1787 r600_write_value(cs, sample_locs_4x[0]); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */
1788 r600_write_value(cs, sample_locs_4x[1]); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */
1789 max_dist = max_dist_4x;
1790 break;
1791 case 8:
1792 r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2);
1793 r600_write_value(cs, sample_locs_8x[0]); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */
1794 r600_write_value(cs, sample_locs_8x[1]); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */
1795 max_dist = max_dist_8x;
1796 break;
1797 }
1798 }
1799
1800 if (nr_samples > 1) {
1801 r600_write_context_reg_seq(cs, R_028C00_PA_SC_LINE_CNTL, 2);
1802 r600_write_value(cs, S_028C00_LAST_PIXEL(1) |
1803 S_028C00_EXPAND_LINE_WIDTH(1)); /* R_028C00_PA_SC_LINE_CNTL */
1804 r600_write_value(cs, S_028C04_MSAA_NUM_SAMPLES(util_logbase2(nr_samples)) |
1805 S_028C04_MAX_SAMPLE_DIST(max_dist)); /* R_028C04_PA_SC_AA_CONFIG */
1806 } else {
1807 r600_write_context_reg_seq(cs, R_028C00_PA_SC_LINE_CNTL, 2);
1808 r600_write_value(cs, S_028C00_LAST_PIXEL(1)); /* R_028C00_PA_SC_LINE_CNTL */
1809 r600_write_value(cs, 0); /* R_028C04_PA_SC_AA_CONFIG */
1810 }
1811 }
1812
1813 static void r600_emit_framebuffer_state(struct r600_context *rctx, struct r600_atom *atom)
1814 {
1815 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
1816 struct pipe_framebuffer_state *state = &rctx->framebuffer.state;
1817 unsigned nr_cbufs = state->nr_cbufs;
1818 struct r600_surface **cb = (struct r600_surface**)&state->cbufs[0];
1819 unsigned i, sbu = 0;
1820
1821 /* Colorbuffers. */
1822 r600_write_context_reg_seq(cs, R_0280A0_CB_COLOR0_INFO, 8);
1823 for (i = 0; i < nr_cbufs; i++) {
1824 r600_write_value(cs, cb[i]->cb_color_info);
1825 }
1826 /* set CB_COLOR1_INFO for possible dual-src blending */
1827 if (i == 1) {
1828 r600_write_value(cs, cb[0]->cb_color_info);
1829 i++;
1830 }
1831 for (; i < 8; i++) {
1832 r600_write_value(cs, 0);
1833 }
1834
1835 if (nr_cbufs) {
1836 /* COLOR_BASE */
1837 r600_write_context_reg_seq(cs, R_028040_CB_COLOR0_BASE, nr_cbufs);
1838 for (i = 0; i < nr_cbufs; i++) {
1839 r600_write_value(cs, cb[i]->cb_color_base);
1840 }
1841
1842 /* relocations */
1843 for (i = 0; i < nr_cbufs; i++) {
1844 unsigned reloc = r600_context_bo_reloc(rctx,
1845 &rctx->rings.gfx,
1846 (struct r600_resource*)cb[i]->base.texture,
1847 RADEON_USAGE_READWRITE);
1848 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1849 r600_write_value(cs, reloc);
1850 }
1851
1852 r600_write_context_reg_seq(cs, R_028060_CB_COLOR0_SIZE, nr_cbufs);
1853 for (i = 0; i < nr_cbufs; i++) {
1854 r600_write_value(cs, cb[i]->cb_color_size);
1855 }
1856
1857 r600_write_context_reg_seq(cs, R_028080_CB_COLOR0_VIEW, nr_cbufs);
1858 for (i = 0; i < nr_cbufs; i++) {
1859 r600_write_value(cs, cb[i]->cb_color_view);
1860 }
1861
1862 r600_write_context_reg_seq(cs, R_028100_CB_COLOR0_MASK, nr_cbufs);
1863 for (i = 0; i < nr_cbufs; i++) {
1864 r600_write_value(cs, cb[i]->cb_color_mask);
1865 }
1866
1867 /* FMASK. */
1868 r600_write_context_reg_seq(cs, R_0280E0_CB_COLOR0_FRAG, nr_cbufs);
1869 for (i = 0; i < nr_cbufs; i++) {
1870 r600_write_value(cs, cb[i]->cb_color_fmask);
1871 }
1872 /* relocations */
1873 for (i = 0; i < nr_cbufs; i++) {
1874 unsigned reloc = r600_context_bo_reloc(rctx,
1875 &rctx->rings.gfx,
1876 cb[i]->cb_buffer_fmask,
1877 RADEON_USAGE_READWRITE);
1878 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1879 r600_write_value(cs, reloc);
1880 }
1881
1882 /* CMASK. */
1883 r600_write_context_reg_seq(cs, R_0280C0_CB_COLOR0_TILE, nr_cbufs);
1884 for (i = 0; i < nr_cbufs; i++) {
1885 r600_write_value(cs, cb[i]->cb_color_cmask);
1886 }
1887 /* relocations */
1888 for (i = 0; i < nr_cbufs; i++) {
1889 unsigned reloc = r600_context_bo_reloc(rctx,
1890 &rctx->rings.gfx,
1891 cb[i]->cb_buffer_cmask,
1892 RADEON_USAGE_READWRITE);
1893 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1894 r600_write_value(cs, reloc);
1895 }
1896
1897 sbu |= SURFACE_BASE_UPDATE_COLOR_NUM(nr_cbufs);
1898 }
1899
1900 /* SURFACE_BASE_UPDATE */
1901 if (rctx->family > CHIP_R600 && rctx->family < CHIP_RV770 && sbu) {
1902 r600_write_value(cs, PKT3(PKT3_SURFACE_BASE_UPDATE, 0, 0));
1903 r600_write_value(cs, sbu);
1904 sbu = 0;
1905 }
1906
1907 /* Zbuffer. */
1908 if (state->zsbuf) {
1909 struct r600_surface *surf = (struct r600_surface*)state->zsbuf;
1910 unsigned reloc = r600_context_bo_reloc(rctx,
1911 &rctx->rings.gfx,
1912 (struct r600_resource*)state->zsbuf->texture,
1913 RADEON_USAGE_READWRITE);
1914
1915 r600_write_context_reg(cs, R_028DF8_PA_SU_POLY_OFFSET_DB_FMT_CNTL,
1916 surf->pa_su_poly_offset_db_fmt_cntl);
1917
1918 r600_write_context_reg_seq(cs, R_028000_DB_DEPTH_SIZE, 2);
1919 r600_write_value(cs, surf->db_depth_size); /* R_028000_DB_DEPTH_SIZE */
1920 r600_write_value(cs, surf->db_depth_view); /* R_028004_DB_DEPTH_VIEW */
1921 r600_write_context_reg_seq(cs, R_02800C_DB_DEPTH_BASE, 2);
1922 r600_write_value(cs, surf->db_depth_base); /* R_02800C_DB_DEPTH_BASE */
1923 r600_write_value(cs, surf->db_depth_info); /* R_028010_DB_DEPTH_INFO */
1924
1925 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1926 r600_write_value(cs, reloc);
1927
1928 r600_write_context_reg(cs, R_028D34_DB_PREFETCH_LIMIT, surf->db_prefetch_limit);
1929
1930 sbu |= SURFACE_BASE_UPDATE_DEPTH;
1931 } else if (rctx->screen->info.drm_minor >= 18) {
1932 /* DRM 2.6.18 allows the INVALID format to disable depth/stencil.
1933 * Older kernels are out of luck. */
1934 r600_write_context_reg(cs, R_028010_DB_DEPTH_INFO, S_028010_FORMAT(V_028010_DEPTH_INVALID));
1935 }
1936
1937 /* SURFACE_BASE_UPDATE */
1938 if (rctx->family > CHIP_R600 && rctx->family < CHIP_RV770 && sbu) {
1939 r600_write_value(cs, PKT3(PKT3_SURFACE_BASE_UPDATE, 0, 0));
1940 r600_write_value(cs, sbu);
1941 sbu = 0;
1942 }
1943
1944 /* Framebuffer dimensions. */
1945 r600_write_context_reg_seq(cs, R_028204_PA_SC_WINDOW_SCISSOR_TL, 2);
1946 r600_write_value(cs, S_028240_TL_X(0) | S_028240_TL_Y(0) |
1947 S_028240_WINDOW_OFFSET_DISABLE(1)); /* R_028204_PA_SC_WINDOW_SCISSOR_TL */
1948 r600_write_value(cs, S_028244_BR_X(state->width) |
1949 S_028244_BR_Y(state->height)); /* R_028208_PA_SC_WINDOW_SCISSOR_BR */
1950
1951 if (rctx->framebuffer.is_msaa_resolve) {
1952 r600_write_context_reg(cs, R_0287A0_CB_SHADER_CONTROL, 1);
1953 } else {
1954 /* Always enable the first colorbuffer in CB_SHADER_CONTROL. This
1955 * will assure that the alpha-test will work even if there is
1956 * no colorbuffer bound. */
1957 r600_write_context_reg(cs, R_0287A0_CB_SHADER_CONTROL,
1958 (1ull << MAX2(nr_cbufs, 1)) - 1);
1959 }
1960
1961 r600_emit_msaa_state(rctx, rctx->framebuffer.nr_samples);
1962 }
1963
1964 static void r600_emit_cb_misc_state(struct r600_context *rctx, struct r600_atom *atom)
1965 {
1966 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
1967 struct r600_cb_misc_state *a = (struct r600_cb_misc_state*)atom;
1968
1969 if (G_028808_SPECIAL_OP(a->cb_color_control) == V_028808_SPECIAL_RESOLVE_BOX) {
1970 r600_write_context_reg_seq(cs, R_028238_CB_TARGET_MASK, 2);
1971 if (rctx->chip_class == R600) {
1972 r600_write_value(cs, 0xff); /* R_028238_CB_TARGET_MASK */
1973 r600_write_value(cs, 0xff); /* R_02823C_CB_SHADER_MASK */
1974 } else {
1975 r600_write_value(cs, 0xf); /* R_028238_CB_TARGET_MASK */
1976 r600_write_value(cs, 0xf); /* R_02823C_CB_SHADER_MASK */
1977 }
1978 r600_write_context_reg(cs, R_028808_CB_COLOR_CONTROL, a->cb_color_control);
1979 } else {
1980 unsigned fb_colormask = (1ULL << ((unsigned)a->nr_cbufs * 4)) - 1;
1981 unsigned ps_colormask = (1ULL << ((unsigned)a->nr_ps_color_outputs * 4)) - 1;
1982 unsigned multiwrite = a->multiwrite && a->nr_cbufs > 1;
1983
1984 r600_write_context_reg_seq(cs, R_028238_CB_TARGET_MASK, 2);
1985 r600_write_value(cs, a->blend_colormask & fb_colormask); /* R_028238_CB_TARGET_MASK */
1986 /* Always enable the first color output to make sure alpha-test works even without one. */
1987 r600_write_value(cs, 0xf | (multiwrite ? fb_colormask : ps_colormask)); /* R_02823C_CB_SHADER_MASK */
1988 r600_write_context_reg(cs, R_028808_CB_COLOR_CONTROL,
1989 a->cb_color_control |
1990 S_028808_MULTIWRITE_ENABLE(multiwrite));
1991 }
1992 }
1993
1994 static void r600_emit_db_state(struct r600_context *rctx, struct r600_atom *atom)
1995 {
1996 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
1997 struct r600_db_state *a = (struct r600_db_state*)atom;
1998
1999 if (a->rsurf && a->rsurf->htile_enabled) {
2000 struct r600_texture *rtex = (struct r600_texture *)a->rsurf->base.texture;
2001 unsigned reloc_idx;
2002
2003 r600_write_context_reg(cs, R_02802C_DB_DEPTH_CLEAR, fui(rtex->depth_clear));
2004 r600_write_context_reg(cs, R_028D24_DB_HTILE_SURFACE, a->rsurf->db_htile_surface);
2005 r600_write_context_reg(cs, R_028014_DB_HTILE_DATA_BASE, a->rsurf->db_htile_data_base);
2006 reloc_idx = r600_context_bo_reloc(rctx, &rctx->rings.gfx, rtex->htile, RADEON_USAGE_READWRITE);
2007 cs->buf[cs->cdw++] = PKT3(PKT3_NOP, 0, 0);
2008 cs->buf[cs->cdw++] = reloc_idx;
2009 } else {
2010 r600_write_context_reg(cs, R_028D24_DB_HTILE_SURFACE, 0);
2011 }
2012 }
2013
2014 static void r600_emit_db_misc_state(struct r600_context *rctx, struct r600_atom *atom)
2015 {
2016 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2017 struct r600_db_misc_state *a = (struct r600_db_misc_state*)atom;
2018 unsigned db_render_control = 0;
2019 unsigned db_render_override =
2020 S_028D10_FORCE_HIS_ENABLE0(V_028D10_FORCE_DISABLE) |
2021 S_028D10_FORCE_HIS_ENABLE1(V_028D10_FORCE_DISABLE);
2022
2023 if (a->occlusion_query_enabled) {
2024 if (rctx->chip_class >= R700) {
2025 db_render_control |= S_028D0C_R700_PERFECT_ZPASS_COUNTS(1);
2026 }
2027 db_render_override |= S_028D10_NOOP_CULL_DISABLE(1);
2028 }
2029 if (rctx->db_state.rsurf && rctx->db_state.rsurf->htile_enabled) {
2030 /* FORCE_OFF means HiZ/HiS are determined by DB_SHADER_CONTROL */
2031 db_render_override |= S_028D10_FORCE_HIZ_ENABLE(V_028D10_FORCE_OFF);
2032 /* This is to fix a lockup when hyperz and alpha test are enabled at
2033 * the same time somehow GPU get confuse on which order to pick for
2034 * z test
2035 */
2036 if (rctx->alphatest_state.sx_alpha_test_control) {
2037 db_render_override |= S_028D10_FORCE_SHADER_Z_ORDER(1);
2038 }
2039 } else {
2040 db_render_override |= S_028D10_FORCE_HIZ_ENABLE(V_028D10_FORCE_DISABLE);
2041 }
2042 if (a->flush_depthstencil_through_cb) {
2043 assert(a->copy_depth || a->copy_stencil);
2044
2045 db_render_control |= S_028D0C_DEPTH_COPY_ENABLE(a->copy_depth) |
2046 S_028D0C_STENCIL_COPY_ENABLE(a->copy_stencil) |
2047 S_028D0C_COPY_CENTROID(1) |
2048 S_028D0C_COPY_SAMPLE(a->copy_sample);
2049 } else if (a->flush_depthstencil_in_place) {
2050 db_render_control |= S_028D0C_DEPTH_COMPRESS_DISABLE(1) |
2051 S_028D0C_STENCIL_COMPRESS_DISABLE(1);
2052 db_render_override |= S_028D10_NOOP_CULL_DISABLE(1);
2053 }
2054 if (a->htile_clear) {
2055 db_render_control |= S_028D0C_DEPTH_CLEAR_ENABLE(1);
2056 }
2057
2058 r600_write_context_reg_seq(cs, R_028D0C_DB_RENDER_CONTROL, 2);
2059 r600_write_value(cs, db_render_control); /* R_028D0C_DB_RENDER_CONTROL */
2060 r600_write_value(cs, db_render_override); /* R_028D10_DB_RENDER_OVERRIDE */
2061 r600_write_context_reg(cs, R_02880C_DB_SHADER_CONTROL, a->db_shader_control);
2062 }
2063
2064 static void r600_emit_config_state(struct r600_context *rctx, struct r600_atom *atom)
2065 {
2066 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2067 struct r600_config_state *a = (struct r600_config_state*)atom;
2068
2069 r600_write_config_reg(cs, R_008C04_SQ_GPR_RESOURCE_MGMT_1, a->sq_gpr_resource_mgmt_1);
2070 }
2071
2072 static void r600_emit_vertex_buffers(struct r600_context *rctx, struct r600_atom *atom)
2073 {
2074 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2075 uint32_t dirty_mask = rctx->vertex_buffer_state.dirty_mask;
2076
2077 while (dirty_mask) {
2078 struct pipe_vertex_buffer *vb;
2079 struct r600_resource *rbuffer;
2080 unsigned offset;
2081 unsigned buffer_index = u_bit_scan(&dirty_mask);
2082
2083 vb = &rctx->vertex_buffer_state.vb[buffer_index];
2084 rbuffer = (struct r600_resource*)vb->buffer;
2085 assert(rbuffer);
2086
2087 offset = vb->buffer_offset;
2088
2089 /* fetch resources start at index 320 */
2090 r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 7, 0));
2091 r600_write_value(cs, (320 + buffer_index) * 7);
2092 r600_write_value(cs, offset); /* RESOURCEi_WORD0 */
2093 r600_write_value(cs, rbuffer->buf->size - offset - 1); /* RESOURCEi_WORD1 */
2094 r600_write_value(cs, /* RESOURCEi_WORD2 */
2095 S_038008_ENDIAN_SWAP(r600_endian_swap(32)) |
2096 S_038008_STRIDE(vb->stride));
2097 r600_write_value(cs, 0); /* RESOURCEi_WORD3 */
2098 r600_write_value(cs, 0); /* RESOURCEi_WORD4 */
2099 r600_write_value(cs, 0); /* RESOURCEi_WORD5 */
2100 r600_write_value(cs, 0xc0000000); /* RESOURCEi_WORD6 */
2101
2102 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2103 r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, rbuffer, RADEON_USAGE_READ));
2104 }
2105 }
2106
2107 static void r600_emit_constant_buffers(struct r600_context *rctx,
2108 struct r600_constbuf_state *state,
2109 unsigned buffer_id_base,
2110 unsigned reg_alu_constbuf_size,
2111 unsigned reg_alu_const_cache)
2112 {
2113 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2114 uint32_t dirty_mask = state->dirty_mask;
2115
2116 while (dirty_mask) {
2117 struct pipe_constant_buffer *cb;
2118 struct r600_resource *rbuffer;
2119 unsigned offset;
2120 unsigned buffer_index = ffs(dirty_mask) - 1;
2121
2122 cb = &state->cb[buffer_index];
2123 rbuffer = (struct r600_resource*)cb->buffer;
2124 assert(rbuffer);
2125
2126 offset = cb->buffer_offset;
2127
2128 r600_write_context_reg(cs, reg_alu_constbuf_size + buffer_index * 4,
2129 ALIGN_DIVUP(cb->buffer_size >> 4, 16));
2130 r600_write_context_reg(cs, reg_alu_const_cache + buffer_index * 4, offset >> 8);
2131
2132 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2133 r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, rbuffer, RADEON_USAGE_READ));
2134
2135 r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 7, 0));
2136 r600_write_value(cs, (buffer_id_base + buffer_index) * 7);
2137 r600_write_value(cs, offset); /* RESOURCEi_WORD0 */
2138 r600_write_value(cs, rbuffer->buf->size - offset - 1); /* RESOURCEi_WORD1 */
2139 r600_write_value(cs, /* RESOURCEi_WORD2 */
2140 S_038008_ENDIAN_SWAP(r600_endian_swap(32)) |
2141 S_038008_STRIDE(16));
2142 r600_write_value(cs, 0); /* RESOURCEi_WORD3 */
2143 r600_write_value(cs, 0); /* RESOURCEi_WORD4 */
2144 r600_write_value(cs, 0); /* RESOURCEi_WORD5 */
2145 r600_write_value(cs, 0xc0000000); /* RESOURCEi_WORD6 */
2146
2147 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2148 r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, rbuffer, RADEON_USAGE_READ));
2149
2150 dirty_mask &= ~(1 << buffer_index);
2151 }
2152 state->dirty_mask = 0;
2153 }
2154
2155 static void r600_emit_vs_constant_buffers(struct r600_context *rctx, struct r600_atom *atom)
2156 {
2157 r600_emit_constant_buffers(rctx, &rctx->constbuf_state[PIPE_SHADER_VERTEX], 160,
2158 R_028180_ALU_CONST_BUFFER_SIZE_VS_0,
2159 R_028980_ALU_CONST_CACHE_VS_0);
2160 }
2161
2162 static void r600_emit_gs_constant_buffers(struct r600_context *rctx, struct r600_atom *atom)
2163 {
2164 r600_emit_constant_buffers(rctx, &rctx->constbuf_state[PIPE_SHADER_GEOMETRY], 336,
2165 R_0281C0_ALU_CONST_BUFFER_SIZE_GS_0,
2166 R_0289C0_ALU_CONST_CACHE_GS_0);
2167 }
2168
2169 static void r600_emit_ps_constant_buffers(struct r600_context *rctx, struct r600_atom *atom)
2170 {
2171 r600_emit_constant_buffers(rctx, &rctx->constbuf_state[PIPE_SHADER_FRAGMENT], 0,
2172 R_028140_ALU_CONST_BUFFER_SIZE_PS_0,
2173 R_028940_ALU_CONST_CACHE_PS_0);
2174 }
2175
2176 static void r600_emit_sampler_views(struct r600_context *rctx,
2177 struct r600_samplerview_state *state,
2178 unsigned resource_id_base)
2179 {
2180 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2181 uint32_t dirty_mask = state->dirty_mask;
2182
2183 while (dirty_mask) {
2184 struct r600_pipe_sampler_view *rview;
2185 unsigned resource_index = u_bit_scan(&dirty_mask);
2186 unsigned reloc;
2187
2188 rview = state->views[resource_index];
2189 assert(rview);
2190
2191 r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 7, 0));
2192 r600_write_value(cs, (resource_id_base + resource_index) * 7);
2193 r600_write_array(cs, 7, rview->tex_resource_words);
2194
2195 reloc = r600_context_bo_reloc(rctx, &rctx->rings.gfx, rview->tex_resource,
2196 RADEON_USAGE_READ);
2197 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2198 r600_write_value(cs, reloc);
2199 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2200 r600_write_value(cs, reloc);
2201 }
2202 state->dirty_mask = 0;
2203 }
2204
2205 /* Resource IDs:
2206 * PS: 0 .. +160
2207 * VS: 160 .. +160
2208 * FS: 320 .. +16
2209 * GS: 336 .. +160
2210 */
2211
2212 static void r600_emit_vs_sampler_views(struct r600_context *rctx, struct r600_atom *atom)
2213 {
2214 r600_emit_sampler_views(rctx, &rctx->samplers[PIPE_SHADER_VERTEX].views, 160 + R600_MAX_CONST_BUFFERS);
2215 }
2216
2217 static void r600_emit_gs_sampler_views(struct r600_context *rctx, struct r600_atom *atom)
2218 {
2219 r600_emit_sampler_views(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY].views, 336 + R600_MAX_CONST_BUFFERS);
2220 }
2221
2222 static void r600_emit_ps_sampler_views(struct r600_context *rctx, struct r600_atom *atom)
2223 {
2224 r600_emit_sampler_views(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT].views, R600_MAX_CONST_BUFFERS);
2225 }
2226
2227 static void r600_emit_sampler_states(struct r600_context *rctx,
2228 struct r600_textures_info *texinfo,
2229 unsigned resource_id_base,
2230 unsigned border_color_reg)
2231 {
2232 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2233 uint32_t dirty_mask = texinfo->states.dirty_mask;
2234
2235 while (dirty_mask) {
2236 struct r600_pipe_sampler_state *rstate;
2237 struct r600_pipe_sampler_view *rview;
2238 unsigned i = u_bit_scan(&dirty_mask);
2239
2240 rstate = texinfo->states.states[i];
2241 assert(rstate);
2242 rview = texinfo->views.views[i];
2243
2244 /* TEX_ARRAY_OVERRIDE must be set for array textures to disable
2245 * filtering between layers.
2246 * Don't update TEX_ARRAY_OVERRIDE if we don't have the sampler view.
2247 */
2248 if (rview) {
2249 enum pipe_texture_target target = rview->base.texture->target;
2250 if (target == PIPE_TEXTURE_1D_ARRAY ||
2251 target == PIPE_TEXTURE_2D_ARRAY) {
2252 rstate->tex_sampler_words[0] |= S_03C000_TEX_ARRAY_OVERRIDE(1);
2253 texinfo->is_array_sampler[i] = true;
2254 } else {
2255 rstate->tex_sampler_words[0] &= C_03C000_TEX_ARRAY_OVERRIDE;
2256 texinfo->is_array_sampler[i] = false;
2257 }
2258 }
2259
2260 r600_write_value(cs, PKT3(PKT3_SET_SAMPLER, 3, 0));
2261 r600_write_value(cs, (resource_id_base + i) * 3);
2262 r600_write_array(cs, 3, rstate->tex_sampler_words);
2263
2264 if (rstate->border_color_use) {
2265 unsigned offset;
2266
2267 offset = border_color_reg;
2268 offset += i * 16;
2269 r600_write_config_reg_seq(cs, offset, 4);
2270 r600_write_array(cs, 4, rstate->border_color.ui);
2271 }
2272 }
2273 texinfo->states.dirty_mask = 0;
2274 }
2275
2276 static void r600_emit_vs_sampler_states(struct r600_context *rctx, struct r600_atom *atom)
2277 {
2278 r600_emit_sampler_states(rctx, &rctx->samplers[PIPE_SHADER_VERTEX], 18, R_00A600_TD_VS_SAMPLER0_BORDER_RED);
2279 }
2280
2281 static void r600_emit_gs_sampler_states(struct r600_context *rctx, struct r600_atom *atom)
2282 {
2283 r600_emit_sampler_states(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY], 36, R_00A800_TD_GS_SAMPLER0_BORDER_RED);
2284 }
2285
2286 static void r600_emit_ps_sampler_states(struct r600_context *rctx, struct r600_atom *atom)
2287 {
2288 r600_emit_sampler_states(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT], 0, R_00A400_TD_PS_SAMPLER0_BORDER_RED);
2289 }
2290
2291 static void r600_emit_seamless_cube_map(struct r600_context *rctx, struct r600_atom *atom)
2292 {
2293 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2294 unsigned tmp;
2295
2296 tmp = S_009508_DISABLE_CUBE_ANISO(1) |
2297 S_009508_SYNC_GRADIENT(1) |
2298 S_009508_SYNC_WALKER(1) |
2299 S_009508_SYNC_ALIGNER(1);
2300 if (!rctx->seamless_cube_map.enabled) {
2301 tmp |= S_009508_DISABLE_CUBE_WRAP(1);
2302 }
2303 r600_write_config_reg(cs, R_009508_TA_CNTL_AUX, tmp);
2304 }
2305
2306 static void r600_emit_sample_mask(struct r600_context *rctx, struct r600_atom *a)
2307 {
2308 struct r600_sample_mask *s = (struct r600_sample_mask*)a;
2309 uint8_t mask = s->sample_mask;
2310
2311 r600_write_context_reg(rctx->rings.gfx.cs, R_028C48_PA_SC_AA_MASK,
2312 mask | (mask << 8) | (mask << 16) | (mask << 24));
2313 }
2314
2315 static void r600_emit_vertex_fetch_shader(struct r600_context *rctx, struct r600_atom *a)
2316 {
2317 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2318 struct r600_cso_state *state = (struct r600_cso_state*)a;
2319 struct r600_fetch_shader *shader = (struct r600_fetch_shader*)state->cso;
2320
2321 r600_write_context_reg(cs, R_028894_SQ_PGM_START_FS, shader->offset >> 8);
2322 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2323 r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, shader->buffer, RADEON_USAGE_READ));
2324 }
2325
2326 /* Adjust GPR allocation on R6xx/R7xx */
2327 bool r600_adjust_gprs(struct r600_context *rctx)
2328 {
2329 unsigned num_ps_gprs = rctx->ps_shader->current->shader.bc.ngpr;
2330 unsigned num_vs_gprs = rctx->vs_shader->current->shader.bc.ngpr;
2331 unsigned new_num_ps_gprs = num_ps_gprs;
2332 unsigned new_num_vs_gprs = num_vs_gprs;
2333 unsigned cur_num_ps_gprs = G_008C04_NUM_PS_GPRS(rctx->config_state.sq_gpr_resource_mgmt_1);
2334 unsigned cur_num_vs_gprs = G_008C04_NUM_VS_GPRS(rctx->config_state.sq_gpr_resource_mgmt_1);
2335 unsigned def_num_ps_gprs = rctx->default_ps_gprs;
2336 unsigned def_num_vs_gprs = rctx->default_vs_gprs;
2337 unsigned def_num_clause_temp_gprs = rctx->r6xx_num_clause_temp_gprs;
2338 /* hardware will reserve twice num_clause_temp_gprs */
2339 unsigned max_gprs = def_num_ps_gprs + def_num_vs_gprs + def_num_clause_temp_gprs * 2;
2340 unsigned tmp;
2341
2342 /* the sum of all SQ_GPR_RESOURCE_MGMT*.NUM_*_GPRS must <= to max_gprs */
2343 if (new_num_ps_gprs > cur_num_ps_gprs || new_num_vs_gprs > cur_num_vs_gprs) {
2344 /* try to use switch back to default */
2345 if (new_num_ps_gprs > def_num_ps_gprs || new_num_vs_gprs > def_num_vs_gprs) {
2346 /* always privilege vs stage so that at worst we have the
2347 * pixel stage producing wrong output (not the vertex
2348 * stage) */
2349 new_num_ps_gprs = max_gprs - (new_num_vs_gprs + def_num_clause_temp_gprs * 2);
2350 new_num_vs_gprs = num_vs_gprs;
2351 } else {
2352 new_num_ps_gprs = def_num_ps_gprs;
2353 new_num_vs_gprs = def_num_vs_gprs;
2354 }
2355 } else {
2356 return true;
2357 }
2358
2359 /* SQ_PGM_RESOURCES_*.NUM_GPRS must always be program to a value <=
2360 * SQ_GPR_RESOURCE_MGMT*.NUM_*_GPRS otherwise the GPU will lockup
2361 * Also if a shader use more gpr than SQ_GPR_RESOURCE_MGMT*.NUM_*_GPRS
2362 * it will lockup. So in this case just discard the draw command
2363 * and don't change the current gprs repartitions.
2364 */
2365 if (num_ps_gprs > new_num_ps_gprs || num_vs_gprs > new_num_vs_gprs) {
2366 R600_ERR("ps & vs shader require too many register (%d + %d) "
2367 "for a combined maximum of %d\n",
2368 num_ps_gprs, num_vs_gprs, max_gprs);
2369 return false;
2370 }
2371
2372 /* in some case we endup recomputing the current value */
2373 tmp = S_008C04_NUM_PS_GPRS(new_num_ps_gprs) |
2374 S_008C04_NUM_VS_GPRS(new_num_vs_gprs) |
2375 S_008C04_NUM_CLAUSE_TEMP_GPRS(def_num_clause_temp_gprs);
2376 if (rctx->config_state.sq_gpr_resource_mgmt_1 != tmp) {
2377 rctx->config_state.sq_gpr_resource_mgmt_1 = tmp;
2378 rctx->config_state.atom.dirty = true;
2379 rctx->flags |= R600_CONTEXT_WAIT_3D_IDLE;
2380 }
2381 return true;
2382 }
2383
2384 void r600_init_atom_start_cs(struct r600_context *rctx)
2385 {
2386 int ps_prio;
2387 int vs_prio;
2388 int gs_prio;
2389 int es_prio;
2390 int num_ps_gprs;
2391 int num_vs_gprs;
2392 int num_gs_gprs;
2393 int num_es_gprs;
2394 int num_temp_gprs;
2395 int num_ps_threads;
2396 int num_vs_threads;
2397 int num_gs_threads;
2398 int num_es_threads;
2399 int num_ps_stack_entries;
2400 int num_vs_stack_entries;
2401 int num_gs_stack_entries;
2402 int num_es_stack_entries;
2403 enum radeon_family family;
2404 struct r600_command_buffer *cb = &rctx->start_cs_cmd;
2405 uint32_t tmp;
2406
2407 r600_init_command_buffer(cb, 256);
2408
2409 /* R6xx requires this packet at the start of each command buffer */
2410 if (rctx->chip_class == R600) {
2411 r600_store_value(cb, PKT3(PKT3_START_3D_CMDBUF, 0, 0));
2412 r600_store_value(cb, 0);
2413 }
2414 /* All asics require this one */
2415 r600_store_value(cb, PKT3(PKT3_CONTEXT_CONTROL, 1, 0));
2416 r600_store_value(cb, 0x80000000);
2417 r600_store_value(cb, 0x80000000);
2418
2419 /* We're setting config registers here. */
2420 r600_store_value(cb, PKT3(PKT3_EVENT_WRITE, 0, 0));
2421 r600_store_value(cb, EVENT_TYPE(EVENT_TYPE_PS_PARTIAL_FLUSH) | EVENT_INDEX(4));
2422
2423 family = rctx->family;
2424 ps_prio = 0;
2425 vs_prio = 1;
2426 gs_prio = 2;
2427 es_prio = 3;
2428 switch (family) {
2429 case CHIP_R600:
2430 num_ps_gprs = 192;
2431 num_vs_gprs = 56;
2432 num_temp_gprs = 4;
2433 num_gs_gprs = 0;
2434 num_es_gprs = 0;
2435 num_ps_threads = 136;
2436 num_vs_threads = 48;
2437 num_gs_threads = 4;
2438 num_es_threads = 4;
2439 num_ps_stack_entries = 128;
2440 num_vs_stack_entries = 128;
2441 num_gs_stack_entries = 0;
2442 num_es_stack_entries = 0;
2443 break;
2444 case CHIP_RV630:
2445 case CHIP_RV635:
2446 num_ps_gprs = 84;
2447 num_vs_gprs = 36;
2448 num_temp_gprs = 4;
2449 num_gs_gprs = 0;
2450 num_es_gprs = 0;
2451 num_ps_threads = 144;
2452 num_vs_threads = 40;
2453 num_gs_threads = 4;
2454 num_es_threads = 4;
2455 num_ps_stack_entries = 40;
2456 num_vs_stack_entries = 40;
2457 num_gs_stack_entries = 32;
2458 num_es_stack_entries = 16;
2459 break;
2460 case CHIP_RV610:
2461 case CHIP_RV620:
2462 case CHIP_RS780:
2463 case CHIP_RS880:
2464 default:
2465 num_ps_gprs = 84;
2466 num_vs_gprs = 36;
2467 num_temp_gprs = 4;
2468 num_gs_gprs = 0;
2469 num_es_gprs = 0;
2470 num_ps_threads = 136;
2471 num_vs_threads = 48;
2472 num_gs_threads = 4;
2473 num_es_threads = 4;
2474 num_ps_stack_entries = 40;
2475 num_vs_stack_entries = 40;
2476 num_gs_stack_entries = 32;
2477 num_es_stack_entries = 16;
2478 break;
2479 case CHIP_RV670:
2480 num_ps_gprs = 144;
2481 num_vs_gprs = 40;
2482 num_temp_gprs = 4;
2483 num_gs_gprs = 0;
2484 num_es_gprs = 0;
2485 num_ps_threads = 136;
2486 num_vs_threads = 48;
2487 num_gs_threads = 4;
2488 num_es_threads = 4;
2489 num_ps_stack_entries = 40;
2490 num_vs_stack_entries = 40;
2491 num_gs_stack_entries = 32;
2492 num_es_stack_entries = 16;
2493 break;
2494 case CHIP_RV770:
2495 num_ps_gprs = 192;
2496 num_vs_gprs = 56;
2497 num_temp_gprs = 4;
2498 num_gs_gprs = 0;
2499 num_es_gprs = 0;
2500 num_ps_threads = 188;
2501 num_vs_threads = 60;
2502 num_gs_threads = 0;
2503 num_es_threads = 0;
2504 num_ps_stack_entries = 256;
2505 num_vs_stack_entries = 256;
2506 num_gs_stack_entries = 0;
2507 num_es_stack_entries = 0;
2508 break;
2509 case CHIP_RV730:
2510 case CHIP_RV740:
2511 num_ps_gprs = 84;
2512 num_vs_gprs = 36;
2513 num_temp_gprs = 4;
2514 num_gs_gprs = 0;
2515 num_es_gprs = 0;
2516 num_ps_threads = 188;
2517 num_vs_threads = 60;
2518 num_gs_threads = 0;
2519 num_es_threads = 0;
2520 num_ps_stack_entries = 128;
2521 num_vs_stack_entries = 128;
2522 num_gs_stack_entries = 0;
2523 num_es_stack_entries = 0;
2524 break;
2525 case CHIP_RV710:
2526 num_ps_gprs = 192;
2527 num_vs_gprs = 56;
2528 num_temp_gprs = 4;
2529 num_gs_gprs = 0;
2530 num_es_gprs = 0;
2531 num_ps_threads = 144;
2532 num_vs_threads = 48;
2533 num_gs_threads = 0;
2534 num_es_threads = 0;
2535 num_ps_stack_entries = 128;
2536 num_vs_stack_entries = 128;
2537 num_gs_stack_entries = 0;
2538 num_es_stack_entries = 0;
2539 break;
2540 }
2541
2542 rctx->default_ps_gprs = num_ps_gprs;
2543 rctx->default_vs_gprs = num_vs_gprs;
2544 rctx->r6xx_num_clause_temp_gprs = num_temp_gprs;
2545
2546 /* SQ_CONFIG */
2547 tmp = 0;
2548 switch (family) {
2549 case CHIP_RV610:
2550 case CHIP_RV620:
2551 case CHIP_RS780:
2552 case CHIP_RS880:
2553 case CHIP_RV710:
2554 break;
2555 default:
2556 tmp |= S_008C00_VC_ENABLE(1);
2557 break;
2558 }
2559 tmp |= S_008C00_DX9_CONSTS(0);
2560 tmp |= S_008C00_ALU_INST_PREFER_VECTOR(1);
2561 tmp |= S_008C00_PS_PRIO(ps_prio);
2562 tmp |= S_008C00_VS_PRIO(vs_prio);
2563 tmp |= S_008C00_GS_PRIO(gs_prio);
2564 tmp |= S_008C00_ES_PRIO(es_prio);
2565 r600_store_config_reg(cb, R_008C00_SQ_CONFIG, tmp);
2566
2567 /* SQ_GPR_RESOURCE_MGMT_2 */
2568 tmp = S_008C08_NUM_GS_GPRS(num_gs_gprs);
2569 tmp |= S_008C08_NUM_ES_GPRS(num_es_gprs);
2570 r600_store_config_reg_seq(cb, R_008C08_SQ_GPR_RESOURCE_MGMT_2, 4);
2571 r600_store_value(cb, tmp);
2572
2573 /* SQ_THREAD_RESOURCE_MGMT */
2574 tmp = S_008C0C_NUM_PS_THREADS(num_ps_threads);
2575 tmp |= S_008C0C_NUM_VS_THREADS(num_vs_threads);
2576 tmp |= S_008C0C_NUM_GS_THREADS(num_gs_threads);
2577 tmp |= S_008C0C_NUM_ES_THREADS(num_es_threads);
2578 r600_store_value(cb, tmp); /* R_008C0C_SQ_THREAD_RESOURCE_MGMT */
2579
2580 /* SQ_STACK_RESOURCE_MGMT_1 */
2581 tmp = S_008C10_NUM_PS_STACK_ENTRIES(num_ps_stack_entries);
2582 tmp |= S_008C10_NUM_VS_STACK_ENTRIES(num_vs_stack_entries);
2583 r600_store_value(cb, tmp); /* R_008C10_SQ_STACK_RESOURCE_MGMT_1 */
2584
2585 /* SQ_STACK_RESOURCE_MGMT_2 */
2586 tmp = S_008C14_NUM_GS_STACK_ENTRIES(num_gs_stack_entries);
2587 tmp |= S_008C14_NUM_ES_STACK_ENTRIES(num_es_stack_entries);
2588 r600_store_value(cb, tmp); /* R_008C14_SQ_STACK_RESOURCE_MGMT_2 */
2589
2590 r600_store_config_reg(cb, R_009714_VC_ENHANCE, 0);
2591
2592 if (rctx->chip_class >= R700) {
2593 r600_store_config_reg(cb, R_008D8C_SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0x00004000);
2594 r600_store_config_reg(cb, R_009830_DB_DEBUG, 0);
2595 r600_store_config_reg(cb, R_009838_DB_WATERMARKS, 0x00420204);
2596 r600_store_context_reg(cb, R_0286C8_SPI_THREAD_GROUPING, 0);
2597 } else {
2598 r600_store_config_reg(cb, R_008D8C_SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0);
2599 r600_store_config_reg(cb, R_009830_DB_DEBUG, 0x82000000);
2600 r600_store_config_reg(cb, R_009838_DB_WATERMARKS, 0x01020204);
2601 r600_store_context_reg(cb, R_0286C8_SPI_THREAD_GROUPING, 1);
2602 }
2603 r600_store_context_reg_seq(cb, R_0288A8_SQ_ESGS_RING_ITEMSIZE, 9);
2604 r600_store_value(cb, 0); /* R_0288A8_SQ_ESGS_RING_ITEMSIZE */
2605 r600_store_value(cb, 0); /* R_0288AC_SQ_GSVS_RING_ITEMSIZE */
2606 r600_store_value(cb, 0); /* R_0288B0_SQ_ESTMP_RING_ITEMSIZE */
2607 r600_store_value(cb, 0); /* R_0288B4_SQ_GSTMP_RING_ITEMSIZE */
2608 r600_store_value(cb, 0); /* R_0288B8_SQ_VSTMP_RING_ITEMSIZE */
2609 r600_store_value(cb, 0); /* R_0288BC_SQ_PSTMP_RING_ITEMSIZE */
2610 r600_store_value(cb, 0); /* R_0288C0_SQ_FBUF_RING_ITEMSIZE */
2611 r600_store_value(cb, 0); /* R_0288C4_SQ_REDUC_RING_ITEMSIZE */
2612 r600_store_value(cb, 0); /* R_0288C8_SQ_GS_VERT_ITEMSIZE */
2613
2614 /* to avoid GPU doing any preloading of constant from random address */
2615 r600_store_context_reg_seq(cb, R_028140_ALU_CONST_BUFFER_SIZE_PS_0, 8);
2616 r600_store_value(cb, 0); /* R_028140_ALU_CONST_BUFFER_SIZE_PS_0 */
2617 r600_store_value(cb, 0);
2618 r600_store_value(cb, 0);
2619 r600_store_value(cb, 0);
2620 r600_store_value(cb, 0);
2621 r600_store_value(cb, 0);
2622 r600_store_value(cb, 0);
2623 r600_store_value(cb, 0);
2624 r600_store_context_reg_seq(cb, R_028180_ALU_CONST_BUFFER_SIZE_VS_0, 8);
2625 r600_store_value(cb, 0); /* R_028180_ALU_CONST_BUFFER_SIZE_VS_0 */
2626 r600_store_value(cb, 0);
2627 r600_store_value(cb, 0);
2628 r600_store_value(cb, 0);
2629 r600_store_value(cb, 0);
2630 r600_store_value(cb, 0);
2631 r600_store_value(cb, 0);
2632 r600_store_value(cb, 0);
2633
2634 r600_store_context_reg_seq(cb, R_028A10_VGT_OUTPUT_PATH_CNTL, 13);
2635 r600_store_value(cb, 0); /* R_028A10_VGT_OUTPUT_PATH_CNTL */
2636 r600_store_value(cb, 0); /* R_028A14_VGT_HOS_CNTL */
2637 r600_store_value(cb, 0); /* R_028A18_VGT_HOS_MAX_TESS_LEVEL */
2638 r600_store_value(cb, 0); /* R_028A1C_VGT_HOS_MIN_TESS_LEVEL */
2639 r600_store_value(cb, 0); /* R_028A20_VGT_HOS_REUSE_DEPTH */
2640 r600_store_value(cb, 0); /* R_028A24_VGT_GROUP_PRIM_TYPE */
2641 r600_store_value(cb, 0); /* R_028A28_VGT_GROUP_FIRST_DECR */
2642 r600_store_value(cb, 0); /* R_028A2C_VGT_GROUP_DECR */
2643 r600_store_value(cb, 0); /* R_028A30_VGT_GROUP_VECT_0_CNTL */
2644 r600_store_value(cb, 0); /* R_028A34_VGT_GROUP_VECT_1_CNTL */
2645 r600_store_value(cb, 0); /* R_028A38_VGT_GROUP_VECT_0_FMT_CNTL */
2646 r600_store_value(cb, 0); /* R_028A3C_VGT_GROUP_VECT_1_FMT_CNTL */
2647 r600_store_value(cb, 0); /* R_028A40_VGT_GS_MODE, 0); */
2648
2649 r600_store_context_reg(cb, R_028A84_VGT_PRIMITIVEID_EN, 0);
2650 r600_store_context_reg(cb, R_028AA0_VGT_INSTANCE_STEP_RATE_0, 0);
2651 r600_store_context_reg(cb, R_028AA4_VGT_INSTANCE_STEP_RATE_1, 0);
2652
2653 r600_store_context_reg_seq(cb, R_028AB0_VGT_STRMOUT_EN, 3);
2654 r600_store_value(cb, 0); /* R_028AB0_VGT_STRMOUT_EN */
2655 r600_store_value(cb, 1); /* R_028AB4_VGT_REUSE_OFF */
2656 r600_store_value(cb, 0); /* R_028AB8_VGT_VTX_CNT_EN */
2657
2658 r600_store_context_reg(cb, R_028B20_VGT_STRMOUT_BUFFER_EN, 0);
2659
2660 r600_store_ctl_const(cb, R_03CFF0_SQ_VTX_BASE_VTX_LOC, 0);
2661
2662 r600_store_context_reg(cb, R_028028_DB_STENCIL_CLEAR, 0);
2663
2664 r600_store_context_reg_seq(cb, R_0286DC_SPI_FOG_CNTL, 3);
2665 r600_store_value(cb, 0); /* R_0286DC_SPI_FOG_CNTL */
2666 r600_store_value(cb, 0); /* R_0286E0_SPI_FOG_FUNC_SCALE */
2667 r600_store_value(cb, 0); /* R_0286E4_SPI_FOG_FUNC_BIAS */
2668
2669 r600_store_context_reg_seq(cb, R_028D28_DB_SRESULTS_COMPARE_STATE0, 3);
2670 r600_store_value(cb, 0); /* R_028D28_DB_SRESULTS_COMPARE_STATE0 */
2671 r600_store_value(cb, 0); /* R_028D2C_DB_SRESULTS_COMPARE_STATE1 */
2672 r600_store_value(cb, 0); /* R_028D30_DB_PRELOAD_CONTROL */
2673
2674 r600_store_context_reg(cb, R_028820_PA_CL_NANINF_CNTL, 0);
2675 r600_store_context_reg(cb, R_028A48_PA_SC_MPASS_PS_CNTL, 0);
2676
2677 r600_store_context_reg_seq(cb, R_028C0C_PA_CL_GB_VERT_CLIP_ADJ, 4);
2678 r600_store_value(cb, 0x3F800000); /* R_028C0C_PA_CL_GB_VERT_CLIP_ADJ */
2679 r600_store_value(cb, 0x3F800000); /* R_028C10_PA_CL_GB_VERT_DISC_ADJ */
2680 r600_store_value(cb, 0x3F800000); /* R_028C14_PA_CL_GB_HORZ_CLIP_ADJ */
2681 r600_store_value(cb, 0x3F800000); /* R_028C18_PA_CL_GB_HORZ_DISC_ADJ */
2682
2683 r600_store_context_reg_seq(cb, R_0282D0_PA_SC_VPORT_ZMIN_0, 2);
2684 r600_store_value(cb, 0); /* R_0282D0_PA_SC_VPORT_ZMIN_0 */
2685 r600_store_value(cb, 0x3F800000); /* R_0282D4_PA_SC_VPORT_ZMAX_0 */
2686
2687 r600_store_context_reg(cb, R_028818_PA_CL_VTE_CNTL, 0x43F);
2688
2689 r600_store_context_reg(cb, R_028200_PA_SC_WINDOW_OFFSET, 0);
2690 r600_store_context_reg(cb, R_02820C_PA_SC_CLIPRECT_RULE, 0xFFFF);
2691
2692 if (rctx->chip_class >= R700) {
2693 r600_store_context_reg(cb, R_028230_PA_SC_EDGERULE, 0xAAAAAAAA);
2694 }
2695
2696 r600_store_context_reg_seq(cb, R_028C30_CB_CLRCMP_CONTROL, 4);
2697 r600_store_value(cb, 0x1000000); /* R_028C30_CB_CLRCMP_CONTROL */
2698 r600_store_value(cb, 0); /* R_028C34_CB_CLRCMP_SRC */
2699 r600_store_value(cb, 0xFF); /* R_028C38_CB_CLRCMP_DST */
2700 r600_store_value(cb, 0xFFFFFFFF); /* R_028C3C_CB_CLRCMP_MSK */
2701
2702 r600_store_context_reg_seq(cb, R_028030_PA_SC_SCREEN_SCISSOR_TL, 2);
2703 r600_store_value(cb, 0); /* R_028030_PA_SC_SCREEN_SCISSOR_TL */
2704 r600_store_value(cb, S_028034_BR_X(8192) | S_028034_BR_Y(8192)); /* R_028034_PA_SC_SCREEN_SCISSOR_BR */
2705
2706 r600_store_context_reg_seq(cb, R_028240_PA_SC_GENERIC_SCISSOR_TL, 2);
2707 r600_store_value(cb, 0); /* R_028240_PA_SC_GENERIC_SCISSOR_TL */
2708 r600_store_value(cb, S_028244_BR_X(8192) | S_028244_BR_Y(8192)); /* R_028244_PA_SC_GENERIC_SCISSOR_BR */
2709
2710 r600_store_context_reg_seq(cb, R_0288CC_SQ_PGM_CF_OFFSET_PS, 2);
2711 r600_store_value(cb, 0); /* R_0288CC_SQ_PGM_CF_OFFSET_PS */
2712 r600_store_value(cb, 0); /* R_0288D0_SQ_PGM_CF_OFFSET_VS */
2713
2714 r600_store_context_reg(cb, R_0288E0_SQ_VTX_SEMANTIC_CLEAR, ~0);
2715
2716 r600_store_context_reg_seq(cb, R_028400_VGT_MAX_VTX_INDX, 2);
2717 r600_store_value(cb, ~0); /* R_028400_VGT_MAX_VTX_INDX */
2718 r600_store_value(cb, 0); /* R_028404_VGT_MIN_VTX_INDX */
2719
2720 r600_store_context_reg(cb, R_0288A4_SQ_PGM_RESOURCES_FS, 0);
2721 r600_store_context_reg(cb, R_0288DC_SQ_PGM_CF_OFFSET_FS, 0);
2722
2723 if (rctx->chip_class == R700 && rctx->screen->has_streamout)
2724 r600_store_context_reg(cb, R_028354_SX_SURFACE_SYNC, S_028354_SURFACE_SYNC_MASK(0xf));
2725 r600_store_context_reg(cb, R_028800_DB_DEPTH_CONTROL, 0);
2726 if (rctx->screen->has_streamout) {
2727 r600_store_context_reg(cb, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0);
2728 }
2729
2730 r600_store_loop_const(cb, R_03E200_SQ_LOOP_CONST_0, 0x1000FFF);
2731 r600_store_loop_const(cb, R_03E200_SQ_LOOP_CONST_0 + (32 * 4), 0x1000FFF);
2732 }
2733
2734 void r600_update_ps_state(struct pipe_context *ctx, struct r600_pipe_shader *shader)
2735 {
2736 struct r600_context *rctx = (struct r600_context *)ctx;
2737 struct r600_command_buffer *cb = &shader->command_buffer;
2738 struct r600_shader *rshader = &shader->shader;
2739 unsigned i, exports_ps, num_cout, spi_ps_in_control_0, spi_input_z, spi_ps_in_control_1, db_shader_control;
2740 int pos_index = -1, face_index = -1;
2741 unsigned tmp, sid, ufi = 0;
2742 int need_linear = 0;
2743 unsigned z_export = 0, stencil_export = 0;
2744 unsigned sprite_coord_enable = rctx->rasterizer ? rctx->rasterizer->sprite_coord_enable : 0;
2745
2746 if (!cb->buf) {
2747 r600_init_command_buffer(cb, 64);
2748 } else {
2749 cb->num_dw = 0;
2750 }
2751
2752 r600_store_context_reg_seq(cb, R_028644_SPI_PS_INPUT_CNTL_0, rshader->ninput);
2753 for (i = 0; i < rshader->ninput; i++) {
2754 if (rshader->input[i].name == TGSI_SEMANTIC_POSITION)
2755 pos_index = i;
2756 if (rshader->input[i].name == TGSI_SEMANTIC_FACE)
2757 face_index = i;
2758
2759 sid = rshader->input[i].spi_sid;
2760
2761 tmp = S_028644_SEMANTIC(sid);
2762
2763 if (rshader->input[i].name == TGSI_SEMANTIC_POSITION ||
2764 rshader->input[i].interpolate == TGSI_INTERPOLATE_CONSTANT ||
2765 (rshader->input[i].interpolate == TGSI_INTERPOLATE_COLOR &&
2766 rctx->rasterizer && rctx->rasterizer->flatshade))
2767 tmp |= S_028644_FLAT_SHADE(1);
2768
2769 if (rshader->input[i].name == TGSI_SEMANTIC_GENERIC &&
2770 sprite_coord_enable & (1 << rshader->input[i].sid)) {
2771 tmp |= S_028644_PT_SPRITE_TEX(1);
2772 }
2773
2774 if (rshader->input[i].centroid)
2775 tmp |= S_028644_SEL_CENTROID(1);
2776
2777 if (rshader->input[i].interpolate == TGSI_INTERPOLATE_LINEAR) {
2778 need_linear = 1;
2779 tmp |= S_028644_SEL_LINEAR(1);
2780 }
2781
2782 r600_store_value(cb, tmp);
2783 }
2784
2785 db_shader_control = 0;
2786 for (i = 0; i < rshader->noutput; i++) {
2787 if (rshader->output[i].name == TGSI_SEMANTIC_POSITION)
2788 z_export = 1;
2789 if (rshader->output[i].name == TGSI_SEMANTIC_STENCIL)
2790 stencil_export = 1;
2791 }
2792 db_shader_control |= S_02880C_Z_EXPORT_ENABLE(z_export);
2793 db_shader_control |= S_02880C_STENCIL_REF_EXPORT_ENABLE(stencil_export);
2794 if (rshader->uses_kill)
2795 db_shader_control |= S_02880C_KILL_ENABLE(1);
2796
2797 exports_ps = 0;
2798 for (i = 0; i < rshader->noutput; i++) {
2799 if (rshader->output[i].name == TGSI_SEMANTIC_POSITION ||
2800 rshader->output[i].name == TGSI_SEMANTIC_STENCIL) {
2801 exports_ps |= 1;
2802 }
2803 }
2804 num_cout = rshader->nr_ps_color_exports;
2805 exports_ps |= S_028854_EXPORT_COLORS(num_cout);
2806 if (!exports_ps) {
2807 /* always at least export 1 component per pixel */
2808 exports_ps = 2;
2809 }
2810
2811 shader->nr_ps_color_outputs = num_cout;
2812
2813 spi_ps_in_control_0 = S_0286CC_NUM_INTERP(rshader->ninput) |
2814 S_0286CC_PERSP_GRADIENT_ENA(1)|
2815 S_0286CC_LINEAR_GRADIENT_ENA(need_linear);
2816 spi_input_z = 0;
2817 if (pos_index != -1) {
2818 spi_ps_in_control_0 |= (S_0286CC_POSITION_ENA(1) |
2819 S_0286CC_POSITION_CENTROID(rshader->input[pos_index].centroid) |
2820 S_0286CC_POSITION_ADDR(rshader->input[pos_index].gpr) |
2821 S_0286CC_BARYC_SAMPLE_CNTL(1));
2822 spi_input_z |= S_0286D8_PROVIDE_Z_TO_SPI(1);
2823 }
2824
2825 spi_ps_in_control_1 = 0;
2826 if (face_index != -1) {
2827 spi_ps_in_control_1 |= S_0286D0_FRONT_FACE_ENA(1) |
2828 S_0286D0_FRONT_FACE_ADDR(rshader->input[face_index].gpr);
2829 }
2830
2831 /* HW bug in original R600 */
2832 if (rctx->family == CHIP_R600)
2833 ufi = 1;
2834
2835 r600_store_context_reg_seq(cb, R_0286CC_SPI_PS_IN_CONTROL_0, 2);
2836 r600_store_value(cb, spi_ps_in_control_0); /* R_0286CC_SPI_PS_IN_CONTROL_0 */
2837 r600_store_value(cb, spi_ps_in_control_1); /* R_0286D0_SPI_PS_IN_CONTROL_1 */
2838
2839 r600_store_context_reg(cb, R_0286D8_SPI_INPUT_Z, spi_input_z);
2840
2841 r600_store_context_reg_seq(cb, R_028850_SQ_PGM_RESOURCES_PS, 2);
2842 r600_store_value(cb, /* R_028850_SQ_PGM_RESOURCES_PS*/
2843 S_028850_NUM_GPRS(rshader->bc.ngpr) |
2844 S_028850_STACK_SIZE(rshader->bc.nstack) |
2845 S_028850_UNCACHED_FIRST_INST(ufi));
2846 r600_store_value(cb, exports_ps); /* R_028854_SQ_PGM_EXPORTS_PS */
2847
2848 r600_store_context_reg(cb, R_028840_SQ_PGM_START_PS, 0);
2849 /* After that, the NOP relocation packet must be emitted (shader->bo, RADEON_USAGE_READ). */
2850
2851 /* only set some bits here, the other bits are set in the dsa state */
2852 shader->db_shader_control = db_shader_control;
2853 shader->ps_depth_export = z_export | stencil_export;
2854
2855 shader->sprite_coord_enable = sprite_coord_enable;
2856 if (rctx->rasterizer)
2857 shader->flatshade = rctx->rasterizer->flatshade;
2858 }
2859
2860 void r600_update_vs_state(struct pipe_context *ctx, struct r600_pipe_shader *shader)
2861 {
2862 struct r600_command_buffer *cb = &shader->command_buffer;
2863 struct r600_shader *rshader = &shader->shader;
2864 unsigned spi_vs_out_id[10] = {};
2865 unsigned i, tmp, nparams = 0;
2866
2867 for (i = 0; i < rshader->noutput; i++) {
2868 if (rshader->output[i].spi_sid) {
2869 tmp = rshader->output[i].spi_sid << ((nparams & 3) * 8);
2870 spi_vs_out_id[nparams / 4] |= tmp;
2871 nparams++;
2872 }
2873 }
2874
2875 r600_init_command_buffer(cb, 32);
2876
2877 r600_store_context_reg_seq(cb, R_028614_SPI_VS_OUT_ID_0, 10);
2878 for (i = 0; i < 10; i++) {
2879 r600_store_value(cb, spi_vs_out_id[i]);
2880 }
2881
2882 /* Certain attributes (position, psize, etc.) don't count as params.
2883 * VS is required to export at least one param and r600_shader_from_tgsi()
2884 * takes care of adding a dummy export.
2885 */
2886 if (nparams < 1)
2887 nparams = 1;
2888
2889 r600_store_context_reg(cb, R_0286C4_SPI_VS_OUT_CONFIG,
2890 S_0286C4_VS_EXPORT_COUNT(nparams - 1));
2891 r600_store_context_reg(cb, R_028868_SQ_PGM_RESOURCES_VS,
2892 S_028868_NUM_GPRS(rshader->bc.ngpr) |
2893 S_028868_STACK_SIZE(rshader->bc.nstack));
2894 r600_store_context_reg(cb, R_028858_SQ_PGM_START_VS, 0);
2895 /* After that, the NOP relocation packet must be emitted (shader->bo, RADEON_USAGE_READ). */
2896
2897 shader->pa_cl_vs_out_cntl =
2898 S_02881C_VS_OUT_CCDIST0_VEC_ENA((rshader->clip_dist_write & 0x0F) != 0) |
2899 S_02881C_VS_OUT_CCDIST1_VEC_ENA((rshader->clip_dist_write & 0xF0) != 0) |
2900 S_02881C_VS_OUT_MISC_VEC_ENA(rshader->vs_out_misc_write) |
2901 S_02881C_USE_VTX_POINT_SIZE(rshader->vs_out_point_size);
2902 }
2903
2904 void *r600_create_resolve_blend(struct r600_context *rctx)
2905 {
2906 struct pipe_blend_state blend;
2907 unsigned i;
2908
2909 memset(&blend, 0, sizeof(blend));
2910 blend.independent_blend_enable = true;
2911 for (i = 0; i < 2; i++) {
2912 blend.rt[i].colormask = 0xf;
2913 blend.rt[i].blend_enable = 1;
2914 blend.rt[i].rgb_func = PIPE_BLEND_ADD;
2915 blend.rt[i].alpha_func = PIPE_BLEND_ADD;
2916 blend.rt[i].rgb_src_factor = PIPE_BLENDFACTOR_ZERO;
2917 blend.rt[i].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
2918 blend.rt[i].alpha_src_factor = PIPE_BLENDFACTOR_ZERO;
2919 blend.rt[i].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
2920 }
2921 return r600_create_blend_state_mode(&rctx->context, &blend, V_028808_SPECIAL_RESOLVE_BOX);
2922 }
2923
2924 void *r700_create_resolve_blend(struct r600_context *rctx)
2925 {
2926 struct pipe_blend_state blend;
2927
2928 memset(&blend, 0, sizeof(blend));
2929 blend.independent_blend_enable = true;
2930 blend.rt[0].colormask = 0xf;
2931 return r600_create_blend_state_mode(&rctx->context, &blend, V_028808_SPECIAL_RESOLVE_BOX);
2932 }
2933
2934 void *r600_create_decompress_blend(struct r600_context *rctx)
2935 {
2936 struct pipe_blend_state blend;
2937
2938 memset(&blend, 0, sizeof(blend));
2939 blend.independent_blend_enable = true;
2940 blend.rt[0].colormask = 0xf;
2941 return r600_create_blend_state_mode(&rctx->context, &blend, V_028808_SPECIAL_EXPAND_SAMPLES);
2942 }
2943
2944 void *r600_create_db_flush_dsa(struct r600_context *rctx)
2945 {
2946 struct pipe_depth_stencil_alpha_state dsa;
2947 boolean quirk = false;
2948
2949 if (rctx->family == CHIP_RV610 || rctx->family == CHIP_RV630 ||
2950 rctx->family == CHIP_RV620 || rctx->family == CHIP_RV635)
2951 quirk = true;
2952
2953 memset(&dsa, 0, sizeof(dsa));
2954
2955 if (quirk) {
2956 dsa.depth.enabled = 1;
2957 dsa.depth.func = PIPE_FUNC_LEQUAL;
2958 dsa.stencil[0].enabled = 1;
2959 dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
2960 dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_KEEP;
2961 dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_INCR;
2962 dsa.stencil[0].writemask = 0xff;
2963 }
2964
2965 return rctx->context.create_depth_stencil_alpha_state(&rctx->context, &dsa);
2966 }
2967
2968 void r600_update_db_shader_control(struct r600_context * rctx)
2969 {
2970 bool dual_export = rctx->framebuffer.export_16bpc &&
2971 !rctx->ps_shader->current->ps_depth_export;
2972
2973 unsigned db_shader_control = rctx->ps_shader->current->db_shader_control |
2974 S_02880C_DUAL_EXPORT_ENABLE(dual_export);
2975
2976 /* When alpha test is enabled we can't trust the hw to make the proper
2977 * decision on the order in which ztest should be run related to fragment
2978 * shader execution.
2979 *
2980 * If alpha test is enabled perform z test after fragment. RE_Z (early
2981 * z test but no write to the zbuffer) seems to cause lockup on r6xx/r7xx
2982 */
2983 if (rctx->alphatest_state.sx_alpha_test_control) {
2984 db_shader_control |= S_02880C_Z_ORDER(V_02880C_LATE_Z);
2985 } else {
2986 db_shader_control |= S_02880C_Z_ORDER(V_02880C_EARLY_Z_THEN_LATE_Z);
2987 }
2988
2989 if (db_shader_control != rctx->db_misc_state.db_shader_control) {
2990 rctx->db_misc_state.db_shader_control = db_shader_control;
2991 rctx->db_misc_state.atom.dirty = true;
2992 }
2993 }
2994
2995 static INLINE unsigned r600_array_mode(unsigned mode)
2996 {
2997 switch (mode) {
2998 case RADEON_SURF_MODE_LINEAR_ALIGNED: return V_0280A0_ARRAY_LINEAR_ALIGNED;
2999 break;
3000 case RADEON_SURF_MODE_1D: return V_0280A0_ARRAY_1D_TILED_THIN1;
3001 break;
3002 case RADEON_SURF_MODE_2D: return V_0280A0_ARRAY_2D_TILED_THIN1;
3003 default:
3004 case RADEON_SURF_MODE_LINEAR: return V_0280A0_ARRAY_LINEAR_GENERAL;
3005 }
3006 }
3007
3008 static boolean r600_dma_copy_tile(struct r600_context *rctx,
3009 struct pipe_resource *dst,
3010 unsigned dst_level,
3011 unsigned dst_x,
3012 unsigned dst_y,
3013 unsigned dst_z,
3014 struct pipe_resource *src,
3015 unsigned src_level,
3016 unsigned src_x,
3017 unsigned src_y,
3018 unsigned src_z,
3019 unsigned copy_height,
3020 unsigned pitch,
3021 unsigned bpp)
3022 {
3023 struct radeon_winsys_cs *cs = rctx->rings.dma.cs;
3024 struct r600_texture *rsrc = (struct r600_texture*)src;
3025 struct r600_texture *rdst = (struct r600_texture*)dst;
3026 unsigned array_mode, lbpp, pitch_tile_max, slice_tile_max, size;
3027 unsigned ncopy, height, cheight, detile, i, x, y, z, src_mode, dst_mode;
3028 uint64_t base, addr;
3029
3030 /* make sure that the dma ring is only one active */
3031 rctx->rings.gfx.flush(rctx, RADEON_FLUSH_ASYNC);
3032
3033 dst_mode = rdst->surface.level[dst_level].mode;
3034 src_mode = rsrc->surface.level[src_level].mode;
3035 /* downcast linear aligned to linear to simplify test */
3036 src_mode = src_mode == RADEON_SURF_MODE_LINEAR_ALIGNED ? RADEON_SURF_MODE_LINEAR : src_mode;
3037 dst_mode = dst_mode == RADEON_SURF_MODE_LINEAR_ALIGNED ? RADEON_SURF_MODE_LINEAR : dst_mode;
3038 assert(dst_mode != src_mode);
3039
3040 y = 0;
3041 lbpp = util_logbase2(bpp);
3042 pitch_tile_max = ((pitch / bpp) >> 3) - 1;
3043
3044 if (dst_mode == RADEON_SURF_MODE_LINEAR) {
3045 /* T2L */
3046 array_mode = r600_array_mode(src_mode);
3047 slice_tile_max = (rsrc->surface.level[src_level].nblk_x * rsrc->surface.level[src_level].nblk_y) >> 6;
3048 slice_tile_max = slice_tile_max ? slice_tile_max - 1 : 0;
3049 /* linear height must be the same as the slice tile max height, it's ok even
3050 * if the linear destination/source have smaller heigh as the size of the
3051 * dma packet will be using the copy_height which is always smaller or equal
3052 * to the linear height
3053 */
3054 height = rsrc->surface.level[src_level].npix_y;
3055 detile = 1;
3056 x = src_x;
3057 y = src_y;
3058 z = src_z;
3059 base = rsrc->surface.level[src_level].offset;
3060 addr = rdst->surface.level[dst_level].offset;
3061 addr += rdst->surface.level[dst_level].slice_size * dst_z;
3062 addr += dst_y * pitch + dst_x * bpp;
3063 } else {
3064 /* L2T */
3065 array_mode = r600_array_mode(dst_mode);
3066 slice_tile_max = (rdst->surface.level[dst_level].nblk_x * rdst->surface.level[dst_level].nblk_y) >> 6;
3067 slice_tile_max = slice_tile_max ? slice_tile_max - 1 : 0;
3068 /* linear height must be the same as the slice tile max height, it's ok even
3069 * if the linear destination/source have smaller heigh as the size of the
3070 * dma packet will be using the copy_height which is always smaller or equal
3071 * to the linear height
3072 */
3073 height = rdst->surface.level[dst_level].npix_y;
3074 detile = 0;
3075 x = dst_x;
3076 y = dst_y;
3077 z = dst_z;
3078 base = rdst->surface.level[dst_level].offset;
3079 addr = rsrc->surface.level[src_level].offset;
3080 addr += rsrc->surface.level[src_level].slice_size * src_z;
3081 addr += src_y * pitch + src_x * bpp;
3082 }
3083 /* check that we are in dw/base alignment constraint */
3084 if ((addr & 0x3) || (base & 0xff)) {
3085 return FALSE;
3086 }
3087
3088 /* It's a r6xx/r7xx limitation, the blit must be on 8 boundary for number
3089 * line in the blit. Compute max 8 line we can copy in the size limit
3090 */
3091 cheight = ((0x0000ffff << 2) / pitch) & 0xfffffff8;
3092 ncopy = (copy_height / cheight) + !!(copy_height % cheight);
3093 r600_need_dma_space(rctx, ncopy * 7);
3094
3095 for (i = 0; i < ncopy; i++) {
3096 cheight = cheight > copy_height ? copy_height : cheight;
3097 size = (cheight * pitch) >> 2;
3098 /* emit reloc before writting cs so that cs is always in consistent state */
3099 r600_context_bo_reloc(rctx, &rctx->rings.dma, &rsrc->resource, RADEON_USAGE_READ);
3100 r600_context_bo_reloc(rctx, &rctx->rings.dma, &rdst->resource, RADEON_USAGE_WRITE);
3101 cs->buf[cs->cdw++] = DMA_PACKET(DMA_PACKET_COPY, 1, 0, size);
3102 cs->buf[cs->cdw++] = base >> 8;
3103 cs->buf[cs->cdw++] = (detile << 31) | (array_mode << 27) |
3104 (lbpp << 24) | ((height - 1) << 10) |
3105 pitch_tile_max;
3106 cs->buf[cs->cdw++] = (slice_tile_max << 12) | (z << 0);
3107 cs->buf[cs->cdw++] = (x << 3) | (y << 17);
3108 cs->buf[cs->cdw++] = addr & 0xfffffffc;
3109 cs->buf[cs->cdw++] = (addr >> 32UL) & 0xff;
3110 copy_height -= cheight;
3111 addr += cheight * pitch;
3112 y += cheight;
3113 }
3114 return TRUE;
3115 }
3116
3117 boolean r600_dma_blit(struct pipe_context *ctx,
3118 struct pipe_resource *dst,
3119 unsigned dst_level,
3120 unsigned dst_x, unsigned dst_y, unsigned dst_z,
3121 struct pipe_resource *src,
3122 unsigned src_level,
3123 const struct pipe_box *src_box)
3124 {
3125 struct r600_context *rctx = (struct r600_context *)ctx;
3126 struct r600_texture *rsrc = (struct r600_texture*)src;
3127 struct r600_texture *rdst = (struct r600_texture*)dst;
3128 unsigned dst_pitch, src_pitch, bpp, dst_mode, src_mode, copy_height;
3129 unsigned src_w, dst_w;
3130
3131 if (rctx->rings.dma.cs == NULL) {
3132 return FALSE;
3133 }
3134 if (src->format != dst->format) {
3135 return FALSE;
3136 }
3137
3138 bpp = rdst->surface.bpe;
3139 dst_pitch = rdst->surface.level[dst_level].pitch_bytes;
3140 src_pitch = rsrc->surface.level[src_level].pitch_bytes;
3141 src_w = rsrc->surface.level[src_level].npix_x;
3142 dst_w = rdst->surface.level[dst_level].npix_x;
3143 copy_height = src_box->height / rsrc->surface.blk_h;
3144
3145 dst_mode = rdst->surface.level[dst_level].mode;
3146 src_mode = rsrc->surface.level[src_level].mode;
3147 /* downcast linear aligned to linear to simplify test */
3148 src_mode = src_mode == RADEON_SURF_MODE_LINEAR_ALIGNED ? RADEON_SURF_MODE_LINEAR : src_mode;
3149 dst_mode = dst_mode == RADEON_SURF_MODE_LINEAR_ALIGNED ? RADEON_SURF_MODE_LINEAR : dst_mode;
3150
3151 if (src_pitch != dst_pitch || src_box->x || dst_x || src_w != dst_w) {
3152 /* strick requirement on r6xx/r7xx */
3153 return FALSE;
3154 }
3155 /* lot of constraint on alignment this should capture them all */
3156 if ((src_pitch & 0x7) || (src_box->y & 0x7) || (dst_y & 0x7)) {
3157 return FALSE;
3158 }
3159
3160 if (src_mode == dst_mode) {
3161 uint64_t dst_offset, src_offset, size;
3162
3163 /* simple dma blit would do NOTE code here assume :
3164 * src_box.x/y == 0
3165 * dst_x/y == 0
3166 * dst_pitch == src_pitch
3167 */
3168 src_offset= rsrc->surface.level[src_level].offset;
3169 src_offset += rsrc->surface.level[src_level].slice_size * src_box->z;
3170 src_offset += src_box->y * src_pitch + src_box->x * bpp;
3171 dst_offset = rdst->surface.level[dst_level].offset;
3172 dst_offset += rdst->surface.level[dst_level].slice_size * dst_z;
3173 dst_offset += dst_y * dst_pitch + dst_x * bpp;
3174 size = src_box->height * src_pitch;
3175 /* must be dw aligned */
3176 if ((dst_offset & 0x3) || (src_offset & 0x3) || (size & 0x3)) {
3177 return FALSE;
3178 }
3179 r600_dma_copy(rctx, dst, src, dst_offset, src_offset, size);
3180 } else {
3181 return r600_dma_copy_tile(rctx, dst, dst_level, dst_x, dst_y, dst_z,
3182 src, src_level, src_box->x, src_box->y, src_box->z,
3183 copy_height, dst_pitch, bpp);
3184 }
3185 return TRUE;
3186 }
3187
3188 void r600_init_state_functions(struct r600_context *rctx)
3189 {
3190 unsigned id = 4;
3191
3192 /* !!!
3193 * To avoid GPU lockup registers must be emited in a specific order
3194 * (no kidding ...). The order below is important and have been
3195 * partialy infered from analyzing fglrx command stream.
3196 *
3197 * Don't reorder atom without carefully checking the effect (GPU lockup
3198 * or piglit regression).
3199 * !!!
3200 */
3201
3202 r600_init_atom(rctx, &rctx->framebuffer.atom, id++, r600_emit_framebuffer_state, 0);
3203
3204 /* shader const */
3205 r600_init_atom(rctx, &rctx->constbuf_state[PIPE_SHADER_VERTEX].atom, id++, r600_emit_vs_constant_buffers, 0);
3206 r600_init_atom(rctx, &rctx->constbuf_state[PIPE_SHADER_GEOMETRY].atom, id++, r600_emit_gs_constant_buffers, 0);
3207 r600_init_atom(rctx, &rctx->constbuf_state[PIPE_SHADER_FRAGMENT].atom, id++, r600_emit_ps_constant_buffers, 0);
3208
3209 /* sampler must be emited before TA_CNTL_AUX otherwise DISABLE_CUBE_WRAP change
3210 * does not take effect (TA_CNTL_AUX emited by r600_emit_seamless_cube_map)
3211 */
3212 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_VERTEX].states.atom, id++, r600_emit_vs_sampler_states, 0);
3213 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY].states.atom, id++, r600_emit_gs_sampler_states, 0);
3214 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT].states.atom, id++, r600_emit_ps_sampler_states, 0);
3215 /* resource */
3216 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_VERTEX].views.atom, id++, r600_emit_vs_sampler_views, 0);
3217 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY].views.atom, id++, r600_emit_gs_sampler_views, 0);
3218 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT].views.atom, id++, r600_emit_ps_sampler_views, 0);
3219 r600_init_atom(rctx, &rctx->vertex_buffer_state.atom, id++, r600_emit_vertex_buffers, 0);
3220
3221 r600_init_atom(rctx, &rctx->vgt_state.atom, id++, r600_emit_vgt_state, 7);
3222
3223 r600_init_atom(rctx, &rctx->seamless_cube_map.atom, id++, r600_emit_seamless_cube_map, 3);
3224 r600_init_atom(rctx, &rctx->sample_mask.atom, id++, r600_emit_sample_mask, 3);
3225 rctx->sample_mask.sample_mask = ~0;
3226
3227 r600_init_atom(rctx, &rctx->alphatest_state.atom, id++, r600_emit_alphatest_state, 6);
3228 r600_init_atom(rctx, &rctx->blend_color.atom, id++, r600_emit_blend_color, 6);
3229 r600_init_atom(rctx, &rctx->blend_state.atom, id++, r600_emit_cso_state, 0);
3230 r600_init_atom(rctx, &rctx->cb_misc_state.atom, id++, r600_emit_cb_misc_state, 7);
3231 r600_init_atom(rctx, &rctx->clip_misc_state.atom, id++, r600_emit_clip_misc_state, 6);
3232 r600_init_atom(rctx, &rctx->clip_state.atom, id++, r600_emit_clip_state, 26);
3233 r600_init_atom(rctx, &rctx->db_misc_state.atom, id++, r600_emit_db_misc_state, 7);
3234 r600_init_atom(rctx, &rctx->db_state.atom, id++, r600_emit_db_state, 11);
3235 r600_init_atom(rctx, &rctx->dsa_state.atom, id++, r600_emit_cso_state, 0);
3236 r600_init_atom(rctx, &rctx->poly_offset_state.atom, id++, r600_emit_polygon_offset, 6);
3237 r600_init_atom(rctx, &rctx->rasterizer_state.atom, id++, r600_emit_cso_state, 0);
3238 r600_init_atom(rctx, &rctx->scissor.atom, id++, r600_emit_scissor_state, 4);
3239 r600_init_atom(rctx, &rctx->config_state.atom, id++, r600_emit_config_state, 3);
3240 r600_init_atom(rctx, &rctx->stencil_ref.atom, id++, r600_emit_stencil_ref, 4);
3241 r600_init_atom(rctx, &rctx->viewport.atom, id++, r600_emit_viewport_state, 8);
3242 r600_init_atom(rctx, &rctx->vertex_fetch_shader.atom, id++, r600_emit_vertex_fetch_shader, 5);
3243 r600_init_atom(rctx, &rctx->streamout.begin_atom, id++, r600_emit_streamout_begin, 0);
3244 r600_init_atom(rctx, &rctx->vertex_shader.atom, id++, r600_emit_shader, 23);
3245 r600_init_atom(rctx, &rctx->pixel_shader.atom, id++, r600_emit_shader, 0);
3246
3247 rctx->context.create_blend_state = r600_create_blend_state;
3248 rctx->context.create_depth_stencil_alpha_state = r600_create_dsa_state;
3249 rctx->context.create_rasterizer_state = r600_create_rs_state;
3250 rctx->context.create_sampler_state = r600_create_sampler_state;
3251 rctx->context.create_sampler_view = r600_create_sampler_view;
3252 rctx->context.set_framebuffer_state = r600_set_framebuffer_state;
3253 rctx->context.set_polygon_stipple = r600_set_polygon_stipple;
3254 rctx->context.set_scissor_state = r600_set_scissor_state;
3255
3256 rctx->context.get_sample_position = r600_get_sample_position;
3257 }
3258 /* this function must be last */