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r600g/llvm: Don't feed LLVM output through r600_bytecode_build()
[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->half_pixel_center) |
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_FULL_CACHE(1) |
1536 S_028D24_LINEAR(1);
1537 /* preload is not working properly on r6xx/r7xx */
1538 surf->db_depth_info |= S_028010_TILE_SURFACE_ENABLE(1);
1539 }
1540
1541 surf->depth_initialized = true;
1542 }
1543
1544 static void r600_set_framebuffer_state(struct pipe_context *ctx,
1545 const struct pipe_framebuffer_state *state)
1546 {
1547 struct r600_context *rctx = (struct r600_context *)ctx;
1548 struct r600_surface *surf;
1549 struct r600_texture *rtex;
1550 unsigned i;
1551
1552 if (rctx->framebuffer.state.nr_cbufs) {
1553 rctx->flags |= R600_CONTEXT_WAIT_3D_IDLE | R600_CONTEXT_FLUSH_AND_INV;
1554
1555 if (rctx->chip_class >= R700 &&
1556 rctx->framebuffer.state.cbufs[0]->texture->nr_samples > 1) {
1557 rctx->flags |= R600_CONTEXT_FLUSH_AND_INV_CB_META;
1558 }
1559 }
1560 if (rctx->framebuffer.state.zsbuf) {
1561 rctx->flags |= R600_CONTEXT_WAIT_3D_IDLE | R600_CONTEXT_FLUSH_AND_INV;
1562
1563 rtex = (struct r600_texture*)rctx->framebuffer.state.zsbuf->texture;
1564 if (rctx->chip_class >= R700 && rtex->htile) {
1565 rctx->flags |= R600_CONTEXT_FLUSH_AND_INV_DB_META;
1566 }
1567 }
1568
1569 /* Set the new state. */
1570 util_copy_framebuffer_state(&rctx->framebuffer.state, state);
1571
1572 rctx->framebuffer.export_16bpc = state->nr_cbufs != 0;
1573 rctx->framebuffer.cb0_is_integer = state->nr_cbufs &&
1574 util_format_is_pure_integer(state->cbufs[0]->format);
1575 rctx->framebuffer.compressed_cb_mask = 0;
1576 rctx->framebuffer.is_msaa_resolve = state->nr_cbufs == 2 &&
1577 state->cbufs[0]->texture->nr_samples > 1 &&
1578 state->cbufs[1]->texture->nr_samples <= 1;
1579
1580 if (state->nr_cbufs)
1581 rctx->framebuffer.nr_samples = state->cbufs[0]->texture->nr_samples;
1582 else if (state->zsbuf)
1583 rctx->framebuffer.nr_samples = state->zsbuf->texture->nr_samples;
1584 else
1585 rctx->framebuffer.nr_samples = 0;
1586
1587 /* Colorbuffers. */
1588 for (i = 0; i < state->nr_cbufs; i++) {
1589 /* The resolve buffer must have CMASK and FMASK to prevent hardlocks on R6xx. */
1590 bool force_cmask_fmask = rctx->chip_class == R600 &&
1591 rctx->framebuffer.is_msaa_resolve &&
1592 i == 1;
1593
1594 surf = (struct r600_surface*)state->cbufs[i];
1595 rtex = (struct r600_texture*)surf->base.texture;
1596 r600_context_add_resource_size(ctx, state->cbufs[i]->texture);
1597
1598 if (!surf->color_initialized || force_cmask_fmask) {
1599 r600_init_color_surface(rctx, surf, force_cmask_fmask);
1600 if (force_cmask_fmask) {
1601 /* re-initialize later without compression */
1602 surf->color_initialized = false;
1603 }
1604 }
1605
1606 if (!surf->export_16bpc) {
1607 rctx->framebuffer.export_16bpc = false;
1608 }
1609
1610 if (rtex->fmask_size && rtex->cmask_size) {
1611 rctx->framebuffer.compressed_cb_mask |= 1 << i;
1612 }
1613 }
1614
1615 /* Update alpha-test state dependencies.
1616 * Alpha-test is done on the first colorbuffer only. */
1617 if (state->nr_cbufs) {
1618 surf = (struct r600_surface*)state->cbufs[0];
1619 if (rctx->alphatest_state.bypass != surf->alphatest_bypass) {
1620 rctx->alphatest_state.bypass = surf->alphatest_bypass;
1621 rctx->alphatest_state.atom.dirty = true;
1622 }
1623 }
1624
1625 /* ZS buffer. */
1626 if (state->zsbuf) {
1627 surf = (struct r600_surface*)state->zsbuf;
1628
1629 r600_context_add_resource_size(ctx, state->zsbuf->texture);
1630
1631 if (!surf->depth_initialized) {
1632 r600_init_depth_surface(rctx, surf);
1633 }
1634
1635 if (state->zsbuf->format != rctx->poly_offset_state.zs_format) {
1636 rctx->poly_offset_state.zs_format = state->zsbuf->format;
1637 rctx->poly_offset_state.atom.dirty = true;
1638 }
1639
1640 if (rctx->db_state.rsurf != surf) {
1641 rctx->db_state.rsurf = surf;
1642 rctx->db_state.atom.dirty = true;
1643 rctx->db_misc_state.atom.dirty = true;
1644 }
1645 } else if (rctx->db_state.rsurf) {
1646 rctx->db_state.rsurf = NULL;
1647 rctx->db_state.atom.dirty = true;
1648 rctx->db_misc_state.atom.dirty = true;
1649 }
1650
1651 if (rctx->cb_misc_state.nr_cbufs != state->nr_cbufs) {
1652 rctx->cb_misc_state.nr_cbufs = state->nr_cbufs;
1653 rctx->cb_misc_state.atom.dirty = true;
1654 }
1655
1656 if (state->nr_cbufs == 0 && rctx->alphatest_state.bypass) {
1657 rctx->alphatest_state.bypass = false;
1658 rctx->alphatest_state.atom.dirty = true;
1659 }
1660
1661 r600_update_db_shader_control(rctx);
1662
1663 /* Calculate the CS size. */
1664 rctx->framebuffer.atom.num_dw =
1665 10 /*COLOR_INFO*/ + 4 /*SCISSOR*/ + 3 /*SHADER_CONTROL*/ + 8 /*MSAA*/;
1666
1667 if (rctx->framebuffer.state.nr_cbufs) {
1668 rctx->framebuffer.atom.num_dw += 6 * (2 + rctx->framebuffer.state.nr_cbufs);
1669 rctx->framebuffer.atom.num_dw += 6 * rctx->framebuffer.state.nr_cbufs; /* relocs */
1670
1671 }
1672 if (rctx->framebuffer.state.zsbuf) {
1673 rctx->framebuffer.atom.num_dw += 18;
1674 } else if (rctx->screen->info.drm_minor >= 18) {
1675 rctx->framebuffer.atom.num_dw += 3;
1676 }
1677 if (rctx->family > CHIP_R600 && rctx->family < CHIP_RV770) {
1678 rctx->framebuffer.atom.num_dw += 2;
1679 }
1680
1681 rctx->framebuffer.atom.dirty = true;
1682 }
1683
1684 #define FILL_SREG(s0x, s0y, s1x, s1y, s2x, s2y, s3x, s3y) \
1685 (((s0x) & 0xf) | (((s0y) & 0xf) << 4) | \
1686 (((s1x) & 0xf) << 8) | (((s1y) & 0xf) << 12) | \
1687 (((s2x) & 0xf) << 16) | (((s2y) & 0xf) << 20) | \
1688 (((s3x) & 0xf) << 24) | (((s3y) & 0xf) << 28))
1689
1690
1691 static uint32_t sample_locs_2x[] = {
1692 FILL_SREG(-4, 4, 4, -4, -4, 4, 4, -4),
1693 FILL_SREG(-4, 4, 4, -4, -4, 4, 4, -4),
1694 };
1695 static unsigned max_dist_2x = 4;
1696
1697 static uint32_t sample_locs_4x[] = {
1698 FILL_SREG(-2, -2, 2, 2, -6, 6, 6, -6),
1699 FILL_SREG(-2, -2, 2, 2, -6, 6, 6, -6),
1700 };
1701 static unsigned max_dist_4x = 6;
1702 static uint32_t sample_locs_8x[] = {
1703 FILL_SREG(-1, 1, 1, 5, 3, -5, 5, 3),
1704 FILL_SREG(-7, -1, -3, -7, 7, -3, -5, 7),
1705 };
1706 static unsigned max_dist_8x = 7;
1707
1708 static void r600_get_sample_position(struct pipe_context *ctx,
1709 unsigned sample_count,
1710 unsigned sample_index,
1711 float *out_value)
1712 {
1713 int offset, index;
1714 struct {
1715 int idx:4;
1716 } val;
1717 switch (sample_count) {
1718 case 1:
1719 default:
1720 out_value[0] = out_value[1] = 0.5;
1721 break;
1722 case 2:
1723 offset = 4 * (sample_index * 2);
1724 val.idx = (sample_locs_2x[0] >> offset) & 0xf;
1725 out_value[0] = (float)(val.idx + 8) / 16.0f;
1726 val.idx = (sample_locs_2x[0] >> (offset + 4)) & 0xf;
1727 out_value[1] = (float)(val.idx + 8) / 16.0f;
1728 break;
1729 case 4:
1730 offset = 4 * (sample_index * 2);
1731 val.idx = (sample_locs_4x[0] >> offset) & 0xf;
1732 out_value[0] = (float)(val.idx + 8) / 16.0f;
1733 val.idx = (sample_locs_4x[0] >> (offset + 4)) & 0xf;
1734 out_value[1] = (float)(val.idx + 8) / 16.0f;
1735 break;
1736 case 8:
1737 offset = 4 * (sample_index % 4 * 2);
1738 index = (sample_index / 4);
1739 val.idx = (sample_locs_8x[index] >> offset) & 0xf;
1740 out_value[0] = (float)(val.idx + 8) / 16.0f;
1741 val.idx = (sample_locs_8x[index] >> (offset + 4)) & 0xf;
1742 out_value[1] = (float)(val.idx + 8) / 16.0f;
1743 break;
1744 }
1745 }
1746
1747 static void r600_emit_msaa_state(struct r600_context *rctx, int nr_samples)
1748 {
1749 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
1750 unsigned max_dist = 0;
1751
1752 if (rctx->family == CHIP_R600) {
1753 switch (nr_samples) {
1754 default:
1755 nr_samples = 0;
1756 break;
1757 case 2:
1758 r600_write_config_reg(cs, R_008B40_PA_SC_AA_SAMPLE_LOCS_2S, sample_locs_2x[0]);
1759 max_dist = max_dist_2x;
1760 break;
1761 case 4:
1762 r600_write_config_reg(cs, R_008B44_PA_SC_AA_SAMPLE_LOCS_4S, sample_locs_4x[0]);
1763 max_dist = max_dist_4x;
1764 break;
1765 case 8:
1766 r600_write_config_reg_seq(cs, R_008B48_PA_SC_AA_SAMPLE_LOCS_8S_WD0, 2);
1767 r600_write_value(cs, sample_locs_8x[0]); /* R_008B48_PA_SC_AA_SAMPLE_LOCS_8S_WD0 */
1768 r600_write_value(cs, sample_locs_8x[1]); /* R_008B4C_PA_SC_AA_SAMPLE_LOCS_8S_WD1 */
1769 max_dist = max_dist_8x;
1770 break;
1771 }
1772 } else {
1773 switch (nr_samples) {
1774 default:
1775 r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2);
1776 r600_write_value(cs, 0); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */
1777 r600_write_value(cs, 0); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */
1778 nr_samples = 0;
1779 break;
1780 case 2:
1781 r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2);
1782 r600_write_value(cs, sample_locs_2x[0]); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */
1783 r600_write_value(cs, sample_locs_2x[1]); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */
1784 max_dist = max_dist_2x;
1785 break;
1786 case 4:
1787 r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2);
1788 r600_write_value(cs, sample_locs_4x[0]); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */
1789 r600_write_value(cs, sample_locs_4x[1]); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */
1790 max_dist = max_dist_4x;
1791 break;
1792 case 8:
1793 r600_write_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2);
1794 r600_write_value(cs, sample_locs_8x[0]); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */
1795 r600_write_value(cs, sample_locs_8x[1]); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */
1796 max_dist = max_dist_8x;
1797 break;
1798 }
1799 }
1800
1801 if (nr_samples > 1) {
1802 r600_write_context_reg_seq(cs, R_028C00_PA_SC_LINE_CNTL, 2);
1803 r600_write_value(cs, S_028C00_LAST_PIXEL(1) |
1804 S_028C00_EXPAND_LINE_WIDTH(1)); /* R_028C00_PA_SC_LINE_CNTL */
1805 r600_write_value(cs, S_028C04_MSAA_NUM_SAMPLES(util_logbase2(nr_samples)) |
1806 S_028C04_MAX_SAMPLE_DIST(max_dist)); /* R_028C04_PA_SC_AA_CONFIG */
1807 } else {
1808 r600_write_context_reg_seq(cs, R_028C00_PA_SC_LINE_CNTL, 2);
1809 r600_write_value(cs, S_028C00_LAST_PIXEL(1)); /* R_028C00_PA_SC_LINE_CNTL */
1810 r600_write_value(cs, 0); /* R_028C04_PA_SC_AA_CONFIG */
1811 }
1812 }
1813
1814 static void r600_emit_framebuffer_state(struct r600_context *rctx, struct r600_atom *atom)
1815 {
1816 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
1817 struct pipe_framebuffer_state *state = &rctx->framebuffer.state;
1818 unsigned nr_cbufs = state->nr_cbufs;
1819 struct r600_surface **cb = (struct r600_surface**)&state->cbufs[0];
1820 unsigned i, sbu = 0;
1821
1822 /* Colorbuffers. */
1823 r600_write_context_reg_seq(cs, R_0280A0_CB_COLOR0_INFO, 8);
1824 for (i = 0; i < nr_cbufs; i++) {
1825 r600_write_value(cs, cb[i]->cb_color_info);
1826 }
1827 /* set CB_COLOR1_INFO for possible dual-src blending */
1828 if (i == 1) {
1829 r600_write_value(cs, cb[0]->cb_color_info);
1830 i++;
1831 }
1832 for (; i < 8; i++) {
1833 r600_write_value(cs, 0);
1834 }
1835
1836 if (nr_cbufs) {
1837 /* COLOR_BASE */
1838 r600_write_context_reg_seq(cs, R_028040_CB_COLOR0_BASE, nr_cbufs);
1839 for (i = 0; i < nr_cbufs; i++) {
1840 r600_write_value(cs, cb[i]->cb_color_base);
1841 }
1842
1843 /* relocations */
1844 for (i = 0; i < nr_cbufs; i++) {
1845 unsigned reloc = r600_context_bo_reloc(rctx,
1846 &rctx->rings.gfx,
1847 (struct r600_resource*)cb[i]->base.texture,
1848 RADEON_USAGE_READWRITE);
1849 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1850 r600_write_value(cs, reloc);
1851 }
1852
1853 r600_write_context_reg_seq(cs, R_028060_CB_COLOR0_SIZE, nr_cbufs);
1854 for (i = 0; i < nr_cbufs; i++) {
1855 r600_write_value(cs, cb[i]->cb_color_size);
1856 }
1857
1858 r600_write_context_reg_seq(cs, R_028080_CB_COLOR0_VIEW, nr_cbufs);
1859 for (i = 0; i < nr_cbufs; i++) {
1860 r600_write_value(cs, cb[i]->cb_color_view);
1861 }
1862
1863 r600_write_context_reg_seq(cs, R_028100_CB_COLOR0_MASK, nr_cbufs);
1864 for (i = 0; i < nr_cbufs; i++) {
1865 r600_write_value(cs, cb[i]->cb_color_mask);
1866 }
1867
1868 /* FMASK. */
1869 r600_write_context_reg_seq(cs, R_0280E0_CB_COLOR0_FRAG, nr_cbufs);
1870 for (i = 0; i < nr_cbufs; i++) {
1871 r600_write_value(cs, cb[i]->cb_color_fmask);
1872 }
1873 /* relocations */
1874 for (i = 0; i < nr_cbufs; i++) {
1875 unsigned reloc = r600_context_bo_reloc(rctx,
1876 &rctx->rings.gfx,
1877 cb[i]->cb_buffer_fmask,
1878 RADEON_USAGE_READWRITE);
1879 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1880 r600_write_value(cs, reloc);
1881 }
1882
1883 /* CMASK. */
1884 r600_write_context_reg_seq(cs, R_0280C0_CB_COLOR0_TILE, nr_cbufs);
1885 for (i = 0; i < nr_cbufs; i++) {
1886 r600_write_value(cs, cb[i]->cb_color_cmask);
1887 }
1888 /* relocations */
1889 for (i = 0; i < nr_cbufs; i++) {
1890 unsigned reloc = r600_context_bo_reloc(rctx,
1891 &rctx->rings.gfx,
1892 cb[i]->cb_buffer_cmask,
1893 RADEON_USAGE_READWRITE);
1894 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1895 r600_write_value(cs, reloc);
1896 }
1897
1898 sbu |= SURFACE_BASE_UPDATE_COLOR_NUM(nr_cbufs);
1899 }
1900
1901 /* SURFACE_BASE_UPDATE */
1902 if (rctx->family > CHIP_R600 && rctx->family < CHIP_RV770 && sbu) {
1903 r600_write_value(cs, PKT3(PKT3_SURFACE_BASE_UPDATE, 0, 0));
1904 r600_write_value(cs, sbu);
1905 sbu = 0;
1906 }
1907
1908 /* Zbuffer. */
1909 if (state->zsbuf) {
1910 struct r600_surface *surf = (struct r600_surface*)state->zsbuf;
1911 unsigned reloc = r600_context_bo_reloc(rctx,
1912 &rctx->rings.gfx,
1913 (struct r600_resource*)state->zsbuf->texture,
1914 RADEON_USAGE_READWRITE);
1915
1916 r600_write_context_reg(cs, R_028DF8_PA_SU_POLY_OFFSET_DB_FMT_CNTL,
1917 surf->pa_su_poly_offset_db_fmt_cntl);
1918
1919 r600_write_context_reg_seq(cs, R_028000_DB_DEPTH_SIZE, 2);
1920 r600_write_value(cs, surf->db_depth_size); /* R_028000_DB_DEPTH_SIZE */
1921 r600_write_value(cs, surf->db_depth_view); /* R_028004_DB_DEPTH_VIEW */
1922 r600_write_context_reg_seq(cs, R_02800C_DB_DEPTH_BASE, 2);
1923 r600_write_value(cs, surf->db_depth_base); /* R_02800C_DB_DEPTH_BASE */
1924 r600_write_value(cs, surf->db_depth_info); /* R_028010_DB_DEPTH_INFO */
1925
1926 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1927 r600_write_value(cs, reloc);
1928
1929 r600_write_context_reg(cs, R_028D34_DB_PREFETCH_LIMIT, surf->db_prefetch_limit);
1930
1931 sbu |= SURFACE_BASE_UPDATE_DEPTH;
1932 } else if (rctx->screen->info.drm_minor >= 18) {
1933 /* DRM 2.6.18 allows the INVALID format to disable depth/stencil.
1934 * Older kernels are out of luck. */
1935 r600_write_context_reg(cs, R_028010_DB_DEPTH_INFO, S_028010_FORMAT(V_028010_DEPTH_INVALID));
1936 }
1937
1938 /* SURFACE_BASE_UPDATE */
1939 if (rctx->family > CHIP_R600 && rctx->family < CHIP_RV770 && sbu) {
1940 r600_write_value(cs, PKT3(PKT3_SURFACE_BASE_UPDATE, 0, 0));
1941 r600_write_value(cs, sbu);
1942 sbu = 0;
1943 }
1944
1945 /* Framebuffer dimensions. */
1946 r600_write_context_reg_seq(cs, R_028204_PA_SC_WINDOW_SCISSOR_TL, 2);
1947 r600_write_value(cs, S_028240_TL_X(0) | S_028240_TL_Y(0) |
1948 S_028240_WINDOW_OFFSET_DISABLE(1)); /* R_028204_PA_SC_WINDOW_SCISSOR_TL */
1949 r600_write_value(cs, S_028244_BR_X(state->width) |
1950 S_028244_BR_Y(state->height)); /* R_028208_PA_SC_WINDOW_SCISSOR_BR */
1951
1952 if (rctx->framebuffer.is_msaa_resolve) {
1953 r600_write_context_reg(cs, R_0287A0_CB_SHADER_CONTROL, 1);
1954 } else {
1955 /* Always enable the first colorbuffer in CB_SHADER_CONTROL. This
1956 * will assure that the alpha-test will work even if there is
1957 * no colorbuffer bound. */
1958 r600_write_context_reg(cs, R_0287A0_CB_SHADER_CONTROL,
1959 (1ull << MAX2(nr_cbufs, 1)) - 1);
1960 }
1961
1962 r600_emit_msaa_state(rctx, rctx->framebuffer.nr_samples);
1963 }
1964
1965 static void r600_emit_cb_misc_state(struct r600_context *rctx, struct r600_atom *atom)
1966 {
1967 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
1968 struct r600_cb_misc_state *a = (struct r600_cb_misc_state*)atom;
1969
1970 if (G_028808_SPECIAL_OP(a->cb_color_control) == V_028808_SPECIAL_RESOLVE_BOX) {
1971 r600_write_context_reg_seq(cs, R_028238_CB_TARGET_MASK, 2);
1972 if (rctx->chip_class == R600) {
1973 r600_write_value(cs, 0xff); /* R_028238_CB_TARGET_MASK */
1974 r600_write_value(cs, 0xff); /* R_02823C_CB_SHADER_MASK */
1975 } else {
1976 r600_write_value(cs, 0xf); /* R_028238_CB_TARGET_MASK */
1977 r600_write_value(cs, 0xf); /* R_02823C_CB_SHADER_MASK */
1978 }
1979 r600_write_context_reg(cs, R_028808_CB_COLOR_CONTROL, a->cb_color_control);
1980 } else {
1981 unsigned fb_colormask = (1ULL << ((unsigned)a->nr_cbufs * 4)) - 1;
1982 unsigned ps_colormask = (1ULL << ((unsigned)a->nr_ps_color_outputs * 4)) - 1;
1983 unsigned multiwrite = a->multiwrite && a->nr_cbufs > 1;
1984
1985 r600_write_context_reg_seq(cs, R_028238_CB_TARGET_MASK, 2);
1986 r600_write_value(cs, a->blend_colormask & fb_colormask); /* R_028238_CB_TARGET_MASK */
1987 /* Always enable the first color output to make sure alpha-test works even without one. */
1988 r600_write_value(cs, 0xf | (multiwrite ? fb_colormask : ps_colormask)); /* R_02823C_CB_SHADER_MASK */
1989 r600_write_context_reg(cs, R_028808_CB_COLOR_CONTROL,
1990 a->cb_color_control |
1991 S_028808_MULTIWRITE_ENABLE(multiwrite));
1992 }
1993 }
1994
1995 static void r600_emit_db_state(struct r600_context *rctx, struct r600_atom *atom)
1996 {
1997 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
1998 struct r600_db_state *a = (struct r600_db_state*)atom;
1999
2000 if (a->rsurf && a->rsurf->htile_enabled) {
2001 struct r600_texture *rtex = (struct r600_texture *)a->rsurf->base.texture;
2002 unsigned reloc_idx;
2003
2004 r600_write_context_reg(cs, R_02802C_DB_DEPTH_CLEAR, fui(rtex->depth_clear));
2005 r600_write_context_reg(cs, R_028D24_DB_HTILE_SURFACE, a->rsurf->db_htile_surface);
2006 r600_write_context_reg(cs, R_028014_DB_HTILE_DATA_BASE, a->rsurf->db_htile_data_base);
2007 reloc_idx = r600_context_bo_reloc(rctx, &rctx->rings.gfx, rtex->htile, RADEON_USAGE_READWRITE);
2008 cs->buf[cs->cdw++] = PKT3(PKT3_NOP, 0, 0);
2009 cs->buf[cs->cdw++] = reloc_idx;
2010 } else {
2011 r600_write_context_reg(cs, R_028D24_DB_HTILE_SURFACE, 0);
2012 }
2013 }
2014
2015 static void r600_emit_db_misc_state(struct r600_context *rctx, struct r600_atom *atom)
2016 {
2017 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2018 struct r600_db_misc_state *a = (struct r600_db_misc_state*)atom;
2019 unsigned db_render_control = 0;
2020 unsigned db_render_override =
2021 S_028D10_FORCE_HIS_ENABLE0(V_028D10_FORCE_DISABLE) |
2022 S_028D10_FORCE_HIS_ENABLE1(V_028D10_FORCE_DISABLE);
2023
2024 if (a->occlusion_query_enabled) {
2025 if (rctx->chip_class >= R700) {
2026 db_render_control |= S_028D0C_R700_PERFECT_ZPASS_COUNTS(1);
2027 }
2028 db_render_override |= S_028D10_NOOP_CULL_DISABLE(1);
2029 }
2030 if (rctx->db_state.rsurf && rctx->db_state.rsurf->htile_enabled) {
2031 /* FORCE_OFF means HiZ/HiS are determined by DB_SHADER_CONTROL */
2032 db_render_override |= S_028D10_FORCE_HIZ_ENABLE(V_028D10_FORCE_OFF);
2033 /* This is to fix a lockup when hyperz and alpha test are enabled at
2034 * the same time somehow GPU get confuse on which order to pick for
2035 * z test
2036 */
2037 if (rctx->alphatest_state.sx_alpha_test_control) {
2038 db_render_override |= S_028D10_FORCE_SHADER_Z_ORDER(1);
2039 }
2040 } else {
2041 db_render_override |= S_028D10_FORCE_HIZ_ENABLE(V_028D10_FORCE_DISABLE);
2042 }
2043 if (a->flush_depthstencil_through_cb) {
2044 assert(a->copy_depth || a->copy_stencil);
2045
2046 db_render_control |= S_028D0C_DEPTH_COPY_ENABLE(a->copy_depth) |
2047 S_028D0C_STENCIL_COPY_ENABLE(a->copy_stencil) |
2048 S_028D0C_COPY_CENTROID(1) |
2049 S_028D0C_COPY_SAMPLE(a->copy_sample);
2050 } else if (a->flush_depthstencil_in_place) {
2051 db_render_control |= S_028D0C_DEPTH_COMPRESS_DISABLE(1) |
2052 S_028D0C_STENCIL_COMPRESS_DISABLE(1);
2053 db_render_override |= S_028D10_NOOP_CULL_DISABLE(1);
2054 }
2055 if (a->htile_clear) {
2056 db_render_control |= S_028D0C_DEPTH_CLEAR_ENABLE(1);
2057 }
2058
2059 r600_write_context_reg_seq(cs, R_028D0C_DB_RENDER_CONTROL, 2);
2060 r600_write_value(cs, db_render_control); /* R_028D0C_DB_RENDER_CONTROL */
2061 r600_write_value(cs, db_render_override); /* R_028D10_DB_RENDER_OVERRIDE */
2062 r600_write_context_reg(cs, R_02880C_DB_SHADER_CONTROL, a->db_shader_control);
2063 }
2064
2065 static void r600_emit_config_state(struct r600_context *rctx, struct r600_atom *atom)
2066 {
2067 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2068 struct r600_config_state *a = (struct r600_config_state*)atom;
2069
2070 r600_write_config_reg(cs, R_008C04_SQ_GPR_RESOURCE_MGMT_1, a->sq_gpr_resource_mgmt_1);
2071 }
2072
2073 static void r600_emit_vertex_buffers(struct r600_context *rctx, struct r600_atom *atom)
2074 {
2075 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2076 uint32_t dirty_mask = rctx->vertex_buffer_state.dirty_mask;
2077
2078 while (dirty_mask) {
2079 struct pipe_vertex_buffer *vb;
2080 struct r600_resource *rbuffer;
2081 unsigned offset;
2082 unsigned buffer_index = u_bit_scan(&dirty_mask);
2083
2084 vb = &rctx->vertex_buffer_state.vb[buffer_index];
2085 rbuffer = (struct r600_resource*)vb->buffer;
2086 assert(rbuffer);
2087
2088 offset = vb->buffer_offset;
2089
2090 /* fetch resources start at index 320 */
2091 r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 7, 0));
2092 r600_write_value(cs, (320 + buffer_index) * 7);
2093 r600_write_value(cs, offset); /* RESOURCEi_WORD0 */
2094 r600_write_value(cs, rbuffer->buf->size - offset - 1); /* RESOURCEi_WORD1 */
2095 r600_write_value(cs, /* RESOURCEi_WORD2 */
2096 S_038008_ENDIAN_SWAP(r600_endian_swap(32)) |
2097 S_038008_STRIDE(vb->stride));
2098 r600_write_value(cs, 0); /* RESOURCEi_WORD3 */
2099 r600_write_value(cs, 0); /* RESOURCEi_WORD4 */
2100 r600_write_value(cs, 0); /* RESOURCEi_WORD5 */
2101 r600_write_value(cs, 0xc0000000); /* RESOURCEi_WORD6 */
2102
2103 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2104 r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, rbuffer, RADEON_USAGE_READ));
2105 }
2106 }
2107
2108 static void r600_emit_constant_buffers(struct r600_context *rctx,
2109 struct r600_constbuf_state *state,
2110 unsigned buffer_id_base,
2111 unsigned reg_alu_constbuf_size,
2112 unsigned reg_alu_const_cache)
2113 {
2114 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2115 uint32_t dirty_mask = state->dirty_mask;
2116
2117 while (dirty_mask) {
2118 struct pipe_constant_buffer *cb;
2119 struct r600_resource *rbuffer;
2120 unsigned offset;
2121 unsigned buffer_index = ffs(dirty_mask) - 1;
2122
2123 cb = &state->cb[buffer_index];
2124 rbuffer = (struct r600_resource*)cb->buffer;
2125 assert(rbuffer);
2126
2127 offset = cb->buffer_offset;
2128
2129 r600_write_context_reg(cs, reg_alu_constbuf_size + buffer_index * 4,
2130 ALIGN_DIVUP(cb->buffer_size >> 4, 16));
2131 r600_write_context_reg(cs, reg_alu_const_cache + buffer_index * 4, offset >> 8);
2132
2133 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2134 r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, rbuffer, RADEON_USAGE_READ));
2135
2136 r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 7, 0));
2137 r600_write_value(cs, (buffer_id_base + buffer_index) * 7);
2138 r600_write_value(cs, offset); /* RESOURCEi_WORD0 */
2139 r600_write_value(cs, rbuffer->buf->size - offset - 1); /* RESOURCEi_WORD1 */
2140 r600_write_value(cs, /* RESOURCEi_WORD2 */
2141 S_038008_ENDIAN_SWAP(r600_endian_swap(32)) |
2142 S_038008_STRIDE(16));
2143 r600_write_value(cs, 0); /* RESOURCEi_WORD3 */
2144 r600_write_value(cs, 0); /* RESOURCEi_WORD4 */
2145 r600_write_value(cs, 0); /* RESOURCEi_WORD5 */
2146 r600_write_value(cs, 0xc0000000); /* RESOURCEi_WORD6 */
2147
2148 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2149 r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, rbuffer, RADEON_USAGE_READ));
2150
2151 dirty_mask &= ~(1 << buffer_index);
2152 }
2153 state->dirty_mask = 0;
2154 }
2155
2156 static void r600_emit_vs_constant_buffers(struct r600_context *rctx, struct r600_atom *atom)
2157 {
2158 r600_emit_constant_buffers(rctx, &rctx->constbuf_state[PIPE_SHADER_VERTEX], 160,
2159 R_028180_ALU_CONST_BUFFER_SIZE_VS_0,
2160 R_028980_ALU_CONST_CACHE_VS_0);
2161 }
2162
2163 static void r600_emit_gs_constant_buffers(struct r600_context *rctx, struct r600_atom *atom)
2164 {
2165 r600_emit_constant_buffers(rctx, &rctx->constbuf_state[PIPE_SHADER_GEOMETRY], 336,
2166 R_0281C0_ALU_CONST_BUFFER_SIZE_GS_0,
2167 R_0289C0_ALU_CONST_CACHE_GS_0);
2168 }
2169
2170 static void r600_emit_ps_constant_buffers(struct r600_context *rctx, struct r600_atom *atom)
2171 {
2172 r600_emit_constant_buffers(rctx, &rctx->constbuf_state[PIPE_SHADER_FRAGMENT], 0,
2173 R_028140_ALU_CONST_BUFFER_SIZE_PS_0,
2174 R_028940_ALU_CONST_CACHE_PS_0);
2175 }
2176
2177 static void r600_emit_sampler_views(struct r600_context *rctx,
2178 struct r600_samplerview_state *state,
2179 unsigned resource_id_base)
2180 {
2181 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2182 uint32_t dirty_mask = state->dirty_mask;
2183
2184 while (dirty_mask) {
2185 struct r600_pipe_sampler_view *rview;
2186 unsigned resource_index = u_bit_scan(&dirty_mask);
2187 unsigned reloc;
2188
2189 rview = state->views[resource_index];
2190 assert(rview);
2191
2192 r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 7, 0));
2193 r600_write_value(cs, (resource_id_base + resource_index) * 7);
2194 r600_write_array(cs, 7, rview->tex_resource_words);
2195
2196 reloc = r600_context_bo_reloc(rctx, &rctx->rings.gfx, rview->tex_resource,
2197 RADEON_USAGE_READ);
2198 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2199 r600_write_value(cs, reloc);
2200 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2201 r600_write_value(cs, reloc);
2202 }
2203 state->dirty_mask = 0;
2204 }
2205
2206 /* Resource IDs:
2207 * PS: 0 .. +160
2208 * VS: 160 .. +160
2209 * FS: 320 .. +16
2210 * GS: 336 .. +160
2211 */
2212
2213 static void r600_emit_vs_sampler_views(struct r600_context *rctx, struct r600_atom *atom)
2214 {
2215 r600_emit_sampler_views(rctx, &rctx->samplers[PIPE_SHADER_VERTEX].views, 160 + R600_MAX_CONST_BUFFERS);
2216 }
2217
2218 static void r600_emit_gs_sampler_views(struct r600_context *rctx, struct r600_atom *atom)
2219 {
2220 r600_emit_sampler_views(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY].views, 336 + R600_MAX_CONST_BUFFERS);
2221 }
2222
2223 static void r600_emit_ps_sampler_views(struct r600_context *rctx, struct r600_atom *atom)
2224 {
2225 r600_emit_sampler_views(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT].views, R600_MAX_CONST_BUFFERS);
2226 }
2227
2228 static void r600_emit_sampler_states(struct r600_context *rctx,
2229 struct r600_textures_info *texinfo,
2230 unsigned resource_id_base,
2231 unsigned border_color_reg)
2232 {
2233 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2234 uint32_t dirty_mask = texinfo->states.dirty_mask;
2235
2236 while (dirty_mask) {
2237 struct r600_pipe_sampler_state *rstate;
2238 struct r600_pipe_sampler_view *rview;
2239 unsigned i = u_bit_scan(&dirty_mask);
2240
2241 rstate = texinfo->states.states[i];
2242 assert(rstate);
2243 rview = texinfo->views.views[i];
2244
2245 /* TEX_ARRAY_OVERRIDE must be set for array textures to disable
2246 * filtering between layers.
2247 * Don't update TEX_ARRAY_OVERRIDE if we don't have the sampler view.
2248 */
2249 if (rview) {
2250 enum pipe_texture_target target = rview->base.texture->target;
2251 if (target == PIPE_TEXTURE_1D_ARRAY ||
2252 target == PIPE_TEXTURE_2D_ARRAY) {
2253 rstate->tex_sampler_words[0] |= S_03C000_TEX_ARRAY_OVERRIDE(1);
2254 texinfo->is_array_sampler[i] = true;
2255 } else {
2256 rstate->tex_sampler_words[0] &= C_03C000_TEX_ARRAY_OVERRIDE;
2257 texinfo->is_array_sampler[i] = false;
2258 }
2259 }
2260
2261 r600_write_value(cs, PKT3(PKT3_SET_SAMPLER, 3, 0));
2262 r600_write_value(cs, (resource_id_base + i) * 3);
2263 r600_write_array(cs, 3, rstate->tex_sampler_words);
2264
2265 if (rstate->border_color_use) {
2266 unsigned offset;
2267
2268 offset = border_color_reg;
2269 offset += i * 16;
2270 r600_write_config_reg_seq(cs, offset, 4);
2271 r600_write_array(cs, 4, rstate->border_color.ui);
2272 }
2273 }
2274 texinfo->states.dirty_mask = 0;
2275 }
2276
2277 static void r600_emit_vs_sampler_states(struct r600_context *rctx, struct r600_atom *atom)
2278 {
2279 r600_emit_sampler_states(rctx, &rctx->samplers[PIPE_SHADER_VERTEX], 18, R_00A600_TD_VS_SAMPLER0_BORDER_RED);
2280 }
2281
2282 static void r600_emit_gs_sampler_states(struct r600_context *rctx, struct r600_atom *atom)
2283 {
2284 r600_emit_sampler_states(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY], 36, R_00A800_TD_GS_SAMPLER0_BORDER_RED);
2285 }
2286
2287 static void r600_emit_ps_sampler_states(struct r600_context *rctx, struct r600_atom *atom)
2288 {
2289 r600_emit_sampler_states(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT], 0, R_00A400_TD_PS_SAMPLER0_BORDER_RED);
2290 }
2291
2292 static void r600_emit_seamless_cube_map(struct r600_context *rctx, struct r600_atom *atom)
2293 {
2294 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2295 unsigned tmp;
2296
2297 tmp = S_009508_DISABLE_CUBE_ANISO(1) |
2298 S_009508_SYNC_GRADIENT(1) |
2299 S_009508_SYNC_WALKER(1) |
2300 S_009508_SYNC_ALIGNER(1);
2301 if (!rctx->seamless_cube_map.enabled) {
2302 tmp |= S_009508_DISABLE_CUBE_WRAP(1);
2303 }
2304 r600_write_config_reg(cs, R_009508_TA_CNTL_AUX, tmp);
2305 }
2306
2307 static void r600_emit_sample_mask(struct r600_context *rctx, struct r600_atom *a)
2308 {
2309 struct r600_sample_mask *s = (struct r600_sample_mask*)a;
2310 uint8_t mask = s->sample_mask;
2311
2312 r600_write_context_reg(rctx->rings.gfx.cs, R_028C48_PA_SC_AA_MASK,
2313 mask | (mask << 8) | (mask << 16) | (mask << 24));
2314 }
2315
2316 static void r600_emit_vertex_fetch_shader(struct r600_context *rctx, struct r600_atom *a)
2317 {
2318 struct radeon_winsys_cs *cs = rctx->rings.gfx.cs;
2319 struct r600_cso_state *state = (struct r600_cso_state*)a;
2320 struct r600_fetch_shader *shader = (struct r600_fetch_shader*)state->cso;
2321
2322 r600_write_context_reg(cs, R_028894_SQ_PGM_START_FS, shader->offset >> 8);
2323 r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
2324 r600_write_value(cs, r600_context_bo_reloc(rctx, &rctx->rings.gfx, shader->buffer, RADEON_USAGE_READ));
2325 }
2326
2327 /* Adjust GPR allocation on R6xx/R7xx */
2328 bool r600_adjust_gprs(struct r600_context *rctx)
2329 {
2330 unsigned num_ps_gprs = rctx->ps_shader->current->shader.bc.ngpr;
2331 unsigned num_vs_gprs = rctx->vs_shader->current->shader.bc.ngpr;
2332 unsigned new_num_ps_gprs = num_ps_gprs;
2333 unsigned new_num_vs_gprs = num_vs_gprs;
2334 unsigned cur_num_ps_gprs = G_008C04_NUM_PS_GPRS(rctx->config_state.sq_gpr_resource_mgmt_1);
2335 unsigned cur_num_vs_gprs = G_008C04_NUM_VS_GPRS(rctx->config_state.sq_gpr_resource_mgmt_1);
2336 unsigned def_num_ps_gprs = rctx->default_ps_gprs;
2337 unsigned def_num_vs_gprs = rctx->default_vs_gprs;
2338 unsigned def_num_clause_temp_gprs = rctx->r6xx_num_clause_temp_gprs;
2339 /* hardware will reserve twice num_clause_temp_gprs */
2340 unsigned max_gprs = def_num_ps_gprs + def_num_vs_gprs + def_num_clause_temp_gprs * 2;
2341 unsigned tmp;
2342
2343 /* the sum of all SQ_GPR_RESOURCE_MGMT*.NUM_*_GPRS must <= to max_gprs */
2344 if (new_num_ps_gprs > cur_num_ps_gprs || new_num_vs_gprs > cur_num_vs_gprs) {
2345 /* try to use switch back to default */
2346 if (new_num_ps_gprs > def_num_ps_gprs || new_num_vs_gprs > def_num_vs_gprs) {
2347 /* always privilege vs stage so that at worst we have the
2348 * pixel stage producing wrong output (not the vertex
2349 * stage) */
2350 new_num_ps_gprs = max_gprs - (new_num_vs_gprs + def_num_clause_temp_gprs * 2);
2351 new_num_vs_gprs = num_vs_gprs;
2352 } else {
2353 new_num_ps_gprs = def_num_ps_gprs;
2354 new_num_vs_gprs = def_num_vs_gprs;
2355 }
2356 } else {
2357 return true;
2358 }
2359
2360 /* SQ_PGM_RESOURCES_*.NUM_GPRS must always be program to a value <=
2361 * SQ_GPR_RESOURCE_MGMT*.NUM_*_GPRS otherwise the GPU will lockup
2362 * Also if a shader use more gpr than SQ_GPR_RESOURCE_MGMT*.NUM_*_GPRS
2363 * it will lockup. So in this case just discard the draw command
2364 * and don't change the current gprs repartitions.
2365 */
2366 if (num_ps_gprs > new_num_ps_gprs || num_vs_gprs > new_num_vs_gprs) {
2367 R600_ERR("ps & vs shader require too many register (%d + %d) "
2368 "for a combined maximum of %d\n",
2369 num_ps_gprs, num_vs_gprs, max_gprs);
2370 return false;
2371 }
2372
2373 /* in some case we endup recomputing the current value */
2374 tmp = S_008C04_NUM_PS_GPRS(new_num_ps_gprs) |
2375 S_008C04_NUM_VS_GPRS(new_num_vs_gprs) |
2376 S_008C04_NUM_CLAUSE_TEMP_GPRS(def_num_clause_temp_gprs);
2377 if (rctx->config_state.sq_gpr_resource_mgmt_1 != tmp) {
2378 rctx->config_state.sq_gpr_resource_mgmt_1 = tmp;
2379 rctx->config_state.atom.dirty = true;
2380 rctx->flags |= R600_CONTEXT_WAIT_3D_IDLE;
2381 }
2382 return true;
2383 }
2384
2385 void r600_init_atom_start_cs(struct r600_context *rctx)
2386 {
2387 int ps_prio;
2388 int vs_prio;
2389 int gs_prio;
2390 int es_prio;
2391 int num_ps_gprs;
2392 int num_vs_gprs;
2393 int num_gs_gprs;
2394 int num_es_gprs;
2395 int num_temp_gprs;
2396 int num_ps_threads;
2397 int num_vs_threads;
2398 int num_gs_threads;
2399 int num_es_threads;
2400 int num_ps_stack_entries;
2401 int num_vs_stack_entries;
2402 int num_gs_stack_entries;
2403 int num_es_stack_entries;
2404 enum radeon_family family;
2405 struct r600_command_buffer *cb = &rctx->start_cs_cmd;
2406 uint32_t tmp;
2407
2408 r600_init_command_buffer(cb, 256);
2409
2410 /* R6xx requires this packet at the start of each command buffer */
2411 if (rctx->chip_class == R600) {
2412 r600_store_value(cb, PKT3(PKT3_START_3D_CMDBUF, 0, 0));
2413 r600_store_value(cb, 0);
2414 }
2415 /* All asics require this one */
2416 r600_store_value(cb, PKT3(PKT3_CONTEXT_CONTROL, 1, 0));
2417 r600_store_value(cb, 0x80000000);
2418 r600_store_value(cb, 0x80000000);
2419
2420 /* We're setting config registers here. */
2421 r600_store_value(cb, PKT3(PKT3_EVENT_WRITE, 0, 0));
2422 r600_store_value(cb, EVENT_TYPE(EVENT_TYPE_PS_PARTIAL_FLUSH) | EVENT_INDEX(4));
2423
2424 family = rctx->family;
2425 ps_prio = 0;
2426 vs_prio = 1;
2427 gs_prio = 2;
2428 es_prio = 3;
2429 switch (family) {
2430 case CHIP_R600:
2431 num_ps_gprs = 192;
2432 num_vs_gprs = 56;
2433 num_temp_gprs = 4;
2434 num_gs_gprs = 0;
2435 num_es_gprs = 0;
2436 num_ps_threads = 136;
2437 num_vs_threads = 48;
2438 num_gs_threads = 4;
2439 num_es_threads = 4;
2440 num_ps_stack_entries = 128;
2441 num_vs_stack_entries = 128;
2442 num_gs_stack_entries = 0;
2443 num_es_stack_entries = 0;
2444 break;
2445 case CHIP_RV630:
2446 case CHIP_RV635:
2447 num_ps_gprs = 84;
2448 num_vs_gprs = 36;
2449 num_temp_gprs = 4;
2450 num_gs_gprs = 0;
2451 num_es_gprs = 0;
2452 num_ps_threads = 144;
2453 num_vs_threads = 40;
2454 num_gs_threads = 4;
2455 num_es_threads = 4;
2456 num_ps_stack_entries = 40;
2457 num_vs_stack_entries = 40;
2458 num_gs_stack_entries = 32;
2459 num_es_stack_entries = 16;
2460 break;
2461 case CHIP_RV610:
2462 case CHIP_RV620:
2463 case CHIP_RS780:
2464 case CHIP_RS880:
2465 default:
2466 num_ps_gprs = 84;
2467 num_vs_gprs = 36;
2468 num_temp_gprs = 4;
2469 num_gs_gprs = 0;
2470 num_es_gprs = 0;
2471 num_ps_threads = 136;
2472 num_vs_threads = 48;
2473 num_gs_threads = 4;
2474 num_es_threads = 4;
2475 num_ps_stack_entries = 40;
2476 num_vs_stack_entries = 40;
2477 num_gs_stack_entries = 32;
2478 num_es_stack_entries = 16;
2479 break;
2480 case CHIP_RV670:
2481 num_ps_gprs = 144;
2482 num_vs_gprs = 40;
2483 num_temp_gprs = 4;
2484 num_gs_gprs = 0;
2485 num_es_gprs = 0;
2486 num_ps_threads = 136;
2487 num_vs_threads = 48;
2488 num_gs_threads = 4;
2489 num_es_threads = 4;
2490 num_ps_stack_entries = 40;
2491 num_vs_stack_entries = 40;
2492 num_gs_stack_entries = 32;
2493 num_es_stack_entries = 16;
2494 break;
2495 case CHIP_RV770:
2496 num_ps_gprs = 192;
2497 num_vs_gprs = 56;
2498 num_temp_gprs = 4;
2499 num_gs_gprs = 0;
2500 num_es_gprs = 0;
2501 num_ps_threads = 188;
2502 num_vs_threads = 60;
2503 num_gs_threads = 0;
2504 num_es_threads = 0;
2505 num_ps_stack_entries = 256;
2506 num_vs_stack_entries = 256;
2507 num_gs_stack_entries = 0;
2508 num_es_stack_entries = 0;
2509 break;
2510 case CHIP_RV730:
2511 case CHIP_RV740:
2512 num_ps_gprs = 84;
2513 num_vs_gprs = 36;
2514 num_temp_gprs = 4;
2515 num_gs_gprs = 0;
2516 num_es_gprs = 0;
2517 num_ps_threads = 188;
2518 num_vs_threads = 60;
2519 num_gs_threads = 0;
2520 num_es_threads = 0;
2521 num_ps_stack_entries = 128;
2522 num_vs_stack_entries = 128;
2523 num_gs_stack_entries = 0;
2524 num_es_stack_entries = 0;
2525 break;
2526 case CHIP_RV710:
2527 num_ps_gprs = 192;
2528 num_vs_gprs = 56;
2529 num_temp_gprs = 4;
2530 num_gs_gprs = 0;
2531 num_es_gprs = 0;
2532 num_ps_threads = 144;
2533 num_vs_threads = 48;
2534 num_gs_threads = 0;
2535 num_es_threads = 0;
2536 num_ps_stack_entries = 128;
2537 num_vs_stack_entries = 128;
2538 num_gs_stack_entries = 0;
2539 num_es_stack_entries = 0;
2540 break;
2541 }
2542
2543 rctx->default_ps_gprs = num_ps_gprs;
2544 rctx->default_vs_gprs = num_vs_gprs;
2545 rctx->r6xx_num_clause_temp_gprs = num_temp_gprs;
2546
2547 /* SQ_CONFIG */
2548 tmp = 0;
2549 switch (family) {
2550 case CHIP_RV610:
2551 case CHIP_RV620:
2552 case CHIP_RS780:
2553 case CHIP_RS880:
2554 case CHIP_RV710:
2555 break;
2556 default:
2557 tmp |= S_008C00_VC_ENABLE(1);
2558 break;
2559 }
2560 tmp |= S_008C00_DX9_CONSTS(0);
2561 tmp |= S_008C00_ALU_INST_PREFER_VECTOR(1);
2562 tmp |= S_008C00_PS_PRIO(ps_prio);
2563 tmp |= S_008C00_VS_PRIO(vs_prio);
2564 tmp |= S_008C00_GS_PRIO(gs_prio);
2565 tmp |= S_008C00_ES_PRIO(es_prio);
2566 r600_store_config_reg(cb, R_008C00_SQ_CONFIG, tmp);
2567
2568 /* SQ_GPR_RESOURCE_MGMT_2 */
2569 tmp = S_008C08_NUM_GS_GPRS(num_gs_gprs);
2570 tmp |= S_008C08_NUM_ES_GPRS(num_es_gprs);
2571 r600_store_config_reg_seq(cb, R_008C08_SQ_GPR_RESOURCE_MGMT_2, 4);
2572 r600_store_value(cb, tmp);
2573
2574 /* SQ_THREAD_RESOURCE_MGMT */
2575 tmp = S_008C0C_NUM_PS_THREADS(num_ps_threads);
2576 tmp |= S_008C0C_NUM_VS_THREADS(num_vs_threads);
2577 tmp |= S_008C0C_NUM_GS_THREADS(num_gs_threads);
2578 tmp |= S_008C0C_NUM_ES_THREADS(num_es_threads);
2579 r600_store_value(cb, tmp); /* R_008C0C_SQ_THREAD_RESOURCE_MGMT */
2580
2581 /* SQ_STACK_RESOURCE_MGMT_1 */
2582 tmp = S_008C10_NUM_PS_STACK_ENTRIES(num_ps_stack_entries);
2583 tmp |= S_008C10_NUM_VS_STACK_ENTRIES(num_vs_stack_entries);
2584 r600_store_value(cb, tmp); /* R_008C10_SQ_STACK_RESOURCE_MGMT_1 */
2585
2586 /* SQ_STACK_RESOURCE_MGMT_2 */
2587 tmp = S_008C14_NUM_GS_STACK_ENTRIES(num_gs_stack_entries);
2588 tmp |= S_008C14_NUM_ES_STACK_ENTRIES(num_es_stack_entries);
2589 r600_store_value(cb, tmp); /* R_008C14_SQ_STACK_RESOURCE_MGMT_2 */
2590
2591 r600_store_config_reg(cb, R_009714_VC_ENHANCE, 0);
2592
2593 if (rctx->chip_class >= R700) {
2594 r600_store_config_reg(cb, R_008D8C_SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0x00004000);
2595 r600_store_config_reg(cb, R_009830_DB_DEBUG, 0);
2596 r600_store_config_reg(cb, R_009838_DB_WATERMARKS, 0x00420204);
2597 r600_store_context_reg(cb, R_0286C8_SPI_THREAD_GROUPING, 0);
2598 } else {
2599 r600_store_config_reg(cb, R_008D8C_SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0);
2600 r600_store_config_reg(cb, R_009830_DB_DEBUG, 0x82000000);
2601 r600_store_config_reg(cb, R_009838_DB_WATERMARKS, 0x01020204);
2602 r600_store_context_reg(cb, R_0286C8_SPI_THREAD_GROUPING, 1);
2603 }
2604 r600_store_context_reg_seq(cb, R_0288A8_SQ_ESGS_RING_ITEMSIZE, 9);
2605 r600_store_value(cb, 0); /* R_0288A8_SQ_ESGS_RING_ITEMSIZE */
2606 r600_store_value(cb, 0); /* R_0288AC_SQ_GSVS_RING_ITEMSIZE */
2607 r600_store_value(cb, 0); /* R_0288B0_SQ_ESTMP_RING_ITEMSIZE */
2608 r600_store_value(cb, 0); /* R_0288B4_SQ_GSTMP_RING_ITEMSIZE */
2609 r600_store_value(cb, 0); /* R_0288B8_SQ_VSTMP_RING_ITEMSIZE */
2610 r600_store_value(cb, 0); /* R_0288BC_SQ_PSTMP_RING_ITEMSIZE */
2611 r600_store_value(cb, 0); /* R_0288C0_SQ_FBUF_RING_ITEMSIZE */
2612 r600_store_value(cb, 0); /* R_0288C4_SQ_REDUC_RING_ITEMSIZE */
2613 r600_store_value(cb, 0); /* R_0288C8_SQ_GS_VERT_ITEMSIZE */
2614
2615 /* to avoid GPU doing any preloading of constant from random address */
2616 r600_store_context_reg_seq(cb, R_028140_ALU_CONST_BUFFER_SIZE_PS_0, 8);
2617 r600_store_value(cb, 0); /* R_028140_ALU_CONST_BUFFER_SIZE_PS_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_value(cb, 0);
2625 r600_store_context_reg_seq(cb, R_028180_ALU_CONST_BUFFER_SIZE_VS_0, 8);
2626 r600_store_value(cb, 0); /* R_028180_ALU_CONST_BUFFER_SIZE_VS_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 r600_store_value(cb, 0);
2634
2635 r600_store_context_reg_seq(cb, R_028A10_VGT_OUTPUT_PATH_CNTL, 13);
2636 r600_store_value(cb, 0); /* R_028A10_VGT_OUTPUT_PATH_CNTL */
2637 r600_store_value(cb, 0); /* R_028A14_VGT_HOS_CNTL */
2638 r600_store_value(cb, 0); /* R_028A18_VGT_HOS_MAX_TESS_LEVEL */
2639 r600_store_value(cb, 0); /* R_028A1C_VGT_HOS_MIN_TESS_LEVEL */
2640 r600_store_value(cb, 0); /* R_028A20_VGT_HOS_REUSE_DEPTH */
2641 r600_store_value(cb, 0); /* R_028A24_VGT_GROUP_PRIM_TYPE */
2642 r600_store_value(cb, 0); /* R_028A28_VGT_GROUP_FIRST_DECR */
2643 r600_store_value(cb, 0); /* R_028A2C_VGT_GROUP_DECR */
2644 r600_store_value(cb, 0); /* R_028A30_VGT_GROUP_VECT_0_CNTL */
2645 r600_store_value(cb, 0); /* R_028A34_VGT_GROUP_VECT_1_CNTL */
2646 r600_store_value(cb, 0); /* R_028A38_VGT_GROUP_VECT_0_FMT_CNTL */
2647 r600_store_value(cb, 0); /* R_028A3C_VGT_GROUP_VECT_1_FMT_CNTL */
2648 r600_store_value(cb, 0); /* R_028A40_VGT_GS_MODE, 0); */
2649
2650 r600_store_context_reg(cb, R_028A84_VGT_PRIMITIVEID_EN, 0);
2651 r600_store_context_reg(cb, R_028AA0_VGT_INSTANCE_STEP_RATE_0, 0);
2652 r600_store_context_reg(cb, R_028AA4_VGT_INSTANCE_STEP_RATE_1, 0);
2653
2654 r600_store_context_reg_seq(cb, R_028AB0_VGT_STRMOUT_EN, 3);
2655 r600_store_value(cb, 0); /* R_028AB0_VGT_STRMOUT_EN */
2656 r600_store_value(cb, 1); /* R_028AB4_VGT_REUSE_OFF */
2657 r600_store_value(cb, 0); /* R_028AB8_VGT_VTX_CNT_EN */
2658
2659 r600_store_context_reg(cb, R_028B20_VGT_STRMOUT_BUFFER_EN, 0);
2660
2661 r600_store_ctl_const(cb, R_03CFF0_SQ_VTX_BASE_VTX_LOC, 0);
2662
2663 r600_store_context_reg(cb, R_028028_DB_STENCIL_CLEAR, 0);
2664
2665 r600_store_context_reg_seq(cb, R_0286DC_SPI_FOG_CNTL, 3);
2666 r600_store_value(cb, 0); /* R_0286DC_SPI_FOG_CNTL */
2667 r600_store_value(cb, 0); /* R_0286E0_SPI_FOG_FUNC_SCALE */
2668 r600_store_value(cb, 0); /* R_0286E4_SPI_FOG_FUNC_BIAS */
2669
2670 r600_store_context_reg_seq(cb, R_028D28_DB_SRESULTS_COMPARE_STATE0, 3);
2671 r600_store_value(cb, 0); /* R_028D28_DB_SRESULTS_COMPARE_STATE0 */
2672 r600_store_value(cb, 0); /* R_028D2C_DB_SRESULTS_COMPARE_STATE1 */
2673 r600_store_value(cb, 0); /* R_028D30_DB_PRELOAD_CONTROL */
2674
2675 r600_store_context_reg(cb, R_028820_PA_CL_NANINF_CNTL, 0);
2676 r600_store_context_reg(cb, R_028A48_PA_SC_MPASS_PS_CNTL, 0);
2677
2678 r600_store_context_reg_seq(cb, R_028C0C_PA_CL_GB_VERT_CLIP_ADJ, 4);
2679 r600_store_value(cb, 0x3F800000); /* R_028C0C_PA_CL_GB_VERT_CLIP_ADJ */
2680 r600_store_value(cb, 0x3F800000); /* R_028C10_PA_CL_GB_VERT_DISC_ADJ */
2681 r600_store_value(cb, 0x3F800000); /* R_028C14_PA_CL_GB_HORZ_CLIP_ADJ */
2682 r600_store_value(cb, 0x3F800000); /* R_028C18_PA_CL_GB_HORZ_DISC_ADJ */
2683
2684 r600_store_context_reg_seq(cb, R_0282D0_PA_SC_VPORT_ZMIN_0, 2);
2685 r600_store_value(cb, 0); /* R_0282D0_PA_SC_VPORT_ZMIN_0 */
2686 r600_store_value(cb, 0x3F800000); /* R_0282D4_PA_SC_VPORT_ZMAX_0 */
2687
2688 r600_store_context_reg(cb, R_028818_PA_CL_VTE_CNTL, 0x43F);
2689
2690 r600_store_context_reg(cb, R_028200_PA_SC_WINDOW_OFFSET, 0);
2691 r600_store_context_reg(cb, R_02820C_PA_SC_CLIPRECT_RULE, 0xFFFF);
2692
2693 if (rctx->chip_class >= R700) {
2694 r600_store_context_reg(cb, R_028230_PA_SC_EDGERULE, 0xAAAAAAAA);
2695 }
2696
2697 r600_store_context_reg_seq(cb, R_028C30_CB_CLRCMP_CONTROL, 4);
2698 r600_store_value(cb, 0x1000000); /* R_028C30_CB_CLRCMP_CONTROL */
2699 r600_store_value(cb, 0); /* R_028C34_CB_CLRCMP_SRC */
2700 r600_store_value(cb, 0xFF); /* R_028C38_CB_CLRCMP_DST */
2701 r600_store_value(cb, 0xFFFFFFFF); /* R_028C3C_CB_CLRCMP_MSK */
2702
2703 r600_store_context_reg_seq(cb, R_028030_PA_SC_SCREEN_SCISSOR_TL, 2);
2704 r600_store_value(cb, 0); /* R_028030_PA_SC_SCREEN_SCISSOR_TL */
2705 r600_store_value(cb, S_028034_BR_X(8192) | S_028034_BR_Y(8192)); /* R_028034_PA_SC_SCREEN_SCISSOR_BR */
2706
2707 r600_store_context_reg_seq(cb, R_028240_PA_SC_GENERIC_SCISSOR_TL, 2);
2708 r600_store_value(cb, 0); /* R_028240_PA_SC_GENERIC_SCISSOR_TL */
2709 r600_store_value(cb, S_028244_BR_X(8192) | S_028244_BR_Y(8192)); /* R_028244_PA_SC_GENERIC_SCISSOR_BR */
2710
2711 r600_store_context_reg_seq(cb, R_0288CC_SQ_PGM_CF_OFFSET_PS, 2);
2712 r600_store_value(cb, 0); /* R_0288CC_SQ_PGM_CF_OFFSET_PS */
2713 r600_store_value(cb, 0); /* R_0288D0_SQ_PGM_CF_OFFSET_VS */
2714
2715 r600_store_context_reg(cb, R_0288E0_SQ_VTX_SEMANTIC_CLEAR, ~0);
2716
2717 r600_store_context_reg_seq(cb, R_028400_VGT_MAX_VTX_INDX, 2);
2718 r600_store_value(cb, ~0); /* R_028400_VGT_MAX_VTX_INDX */
2719 r600_store_value(cb, 0); /* R_028404_VGT_MIN_VTX_INDX */
2720
2721 r600_store_context_reg(cb, R_0288A4_SQ_PGM_RESOURCES_FS, 0);
2722 r600_store_context_reg(cb, R_0288DC_SQ_PGM_CF_OFFSET_FS, 0);
2723
2724 if (rctx->chip_class == R700 && rctx->screen->has_streamout)
2725 r600_store_context_reg(cb, R_028354_SX_SURFACE_SYNC, S_028354_SURFACE_SYNC_MASK(0xf));
2726 r600_store_context_reg(cb, R_028800_DB_DEPTH_CONTROL, 0);
2727 if (rctx->screen->has_streamout) {
2728 r600_store_context_reg(cb, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0);
2729 }
2730
2731 r600_store_loop_const(cb, R_03E200_SQ_LOOP_CONST_0, 0x1000FFF);
2732 r600_store_loop_const(cb, R_03E200_SQ_LOOP_CONST_0 + (32 * 4), 0x1000FFF);
2733 }
2734
2735 void r600_update_ps_state(struct pipe_context *ctx, struct r600_pipe_shader *shader)
2736 {
2737 struct r600_context *rctx = (struct r600_context *)ctx;
2738 struct r600_command_buffer *cb = &shader->command_buffer;
2739 struct r600_shader *rshader = &shader->shader;
2740 unsigned i, exports_ps, num_cout, spi_ps_in_control_0, spi_input_z, spi_ps_in_control_1, db_shader_control;
2741 int pos_index = -1, face_index = -1;
2742 unsigned tmp, sid, ufi = 0;
2743 int need_linear = 0;
2744 unsigned z_export = 0, stencil_export = 0;
2745 unsigned sprite_coord_enable = rctx->rasterizer ? rctx->rasterizer->sprite_coord_enable : 0;
2746
2747 if (!cb->buf) {
2748 r600_init_command_buffer(cb, 64);
2749 } else {
2750 cb->num_dw = 0;
2751 }
2752
2753 r600_store_context_reg_seq(cb, R_028644_SPI_PS_INPUT_CNTL_0, rshader->ninput);
2754 for (i = 0; i < rshader->ninput; i++) {
2755 if (rshader->input[i].name == TGSI_SEMANTIC_POSITION)
2756 pos_index = i;
2757 if (rshader->input[i].name == TGSI_SEMANTIC_FACE)
2758 face_index = i;
2759
2760 sid = rshader->input[i].spi_sid;
2761
2762 tmp = S_028644_SEMANTIC(sid);
2763
2764 if (rshader->input[i].name == TGSI_SEMANTIC_POSITION ||
2765 rshader->input[i].interpolate == TGSI_INTERPOLATE_CONSTANT ||
2766 (rshader->input[i].interpolate == TGSI_INTERPOLATE_COLOR &&
2767 rctx->rasterizer && rctx->rasterizer->flatshade))
2768 tmp |= S_028644_FLAT_SHADE(1);
2769
2770 if (rshader->input[i].name == TGSI_SEMANTIC_GENERIC &&
2771 sprite_coord_enable & (1 << rshader->input[i].sid)) {
2772 tmp |= S_028644_PT_SPRITE_TEX(1);
2773 }
2774
2775 if (rshader->input[i].centroid)
2776 tmp |= S_028644_SEL_CENTROID(1);
2777
2778 if (rshader->input[i].interpolate == TGSI_INTERPOLATE_LINEAR) {
2779 need_linear = 1;
2780 tmp |= S_028644_SEL_LINEAR(1);
2781 }
2782
2783 r600_store_value(cb, tmp);
2784 }
2785
2786 db_shader_control = 0;
2787 for (i = 0; i < rshader->noutput; i++) {
2788 if (rshader->output[i].name == TGSI_SEMANTIC_POSITION)
2789 z_export = 1;
2790 if (rshader->output[i].name == TGSI_SEMANTIC_STENCIL)
2791 stencil_export = 1;
2792 }
2793 db_shader_control |= S_02880C_Z_EXPORT_ENABLE(z_export);
2794 db_shader_control |= S_02880C_STENCIL_REF_EXPORT_ENABLE(stencil_export);
2795 if (rshader->uses_kill)
2796 db_shader_control |= S_02880C_KILL_ENABLE(1);
2797
2798 exports_ps = 0;
2799 for (i = 0; i < rshader->noutput; i++) {
2800 if (rshader->output[i].name == TGSI_SEMANTIC_POSITION ||
2801 rshader->output[i].name == TGSI_SEMANTIC_STENCIL) {
2802 exports_ps |= 1;
2803 }
2804 }
2805 num_cout = rshader->nr_ps_color_exports;
2806 exports_ps |= S_028854_EXPORT_COLORS(num_cout);
2807 if (!exports_ps) {
2808 /* always at least export 1 component per pixel */
2809 exports_ps = 2;
2810 }
2811
2812 shader->nr_ps_color_outputs = num_cout;
2813
2814 spi_ps_in_control_0 = S_0286CC_NUM_INTERP(rshader->ninput) |
2815 S_0286CC_PERSP_GRADIENT_ENA(1)|
2816 S_0286CC_LINEAR_GRADIENT_ENA(need_linear);
2817 spi_input_z = 0;
2818 if (pos_index != -1) {
2819 spi_ps_in_control_0 |= (S_0286CC_POSITION_ENA(1) |
2820 S_0286CC_POSITION_CENTROID(rshader->input[pos_index].centroid) |
2821 S_0286CC_POSITION_ADDR(rshader->input[pos_index].gpr) |
2822 S_0286CC_BARYC_SAMPLE_CNTL(1));
2823 spi_input_z |= S_0286D8_PROVIDE_Z_TO_SPI(1);
2824 }
2825
2826 spi_ps_in_control_1 = 0;
2827 if (face_index != -1) {
2828 spi_ps_in_control_1 |= S_0286D0_FRONT_FACE_ENA(1) |
2829 S_0286D0_FRONT_FACE_ADDR(rshader->input[face_index].gpr);
2830 }
2831
2832 /* HW bug in original R600 */
2833 if (rctx->family == CHIP_R600)
2834 ufi = 1;
2835
2836 r600_store_context_reg_seq(cb, R_0286CC_SPI_PS_IN_CONTROL_0, 2);
2837 r600_store_value(cb, spi_ps_in_control_0); /* R_0286CC_SPI_PS_IN_CONTROL_0 */
2838 r600_store_value(cb, spi_ps_in_control_1); /* R_0286D0_SPI_PS_IN_CONTROL_1 */
2839
2840 r600_store_context_reg(cb, R_0286D8_SPI_INPUT_Z, spi_input_z);
2841
2842 r600_store_context_reg_seq(cb, R_028850_SQ_PGM_RESOURCES_PS, 2);
2843 r600_store_value(cb, /* R_028850_SQ_PGM_RESOURCES_PS*/
2844 S_028850_NUM_GPRS(rshader->bc.ngpr) |
2845 S_028850_STACK_SIZE(rshader->bc.nstack) |
2846 S_028850_UNCACHED_FIRST_INST(ufi));
2847 r600_store_value(cb, exports_ps); /* R_028854_SQ_PGM_EXPORTS_PS */
2848
2849 r600_store_context_reg(cb, R_028840_SQ_PGM_START_PS, 0);
2850 /* After that, the NOP relocation packet must be emitted (shader->bo, RADEON_USAGE_READ). */
2851
2852 /* only set some bits here, the other bits are set in the dsa state */
2853 shader->db_shader_control = db_shader_control;
2854 shader->ps_depth_export = z_export | stencil_export;
2855
2856 shader->sprite_coord_enable = sprite_coord_enable;
2857 if (rctx->rasterizer)
2858 shader->flatshade = rctx->rasterizer->flatshade;
2859 }
2860
2861 void r600_update_vs_state(struct pipe_context *ctx, struct r600_pipe_shader *shader)
2862 {
2863 struct r600_command_buffer *cb = &shader->command_buffer;
2864 struct r600_shader *rshader = &shader->shader;
2865 unsigned spi_vs_out_id[10] = {};
2866 unsigned i, tmp, nparams = 0;
2867
2868 for (i = 0; i < rshader->noutput; i++) {
2869 if (rshader->output[i].spi_sid) {
2870 tmp = rshader->output[i].spi_sid << ((nparams & 3) * 8);
2871 spi_vs_out_id[nparams / 4] |= tmp;
2872 nparams++;
2873 }
2874 }
2875
2876 r600_init_command_buffer(cb, 32);
2877
2878 r600_store_context_reg_seq(cb, R_028614_SPI_VS_OUT_ID_0, 10);
2879 for (i = 0; i < 10; i++) {
2880 r600_store_value(cb, spi_vs_out_id[i]);
2881 }
2882
2883 /* Certain attributes (position, psize, etc.) don't count as params.
2884 * VS is required to export at least one param and r600_shader_from_tgsi()
2885 * takes care of adding a dummy export.
2886 */
2887 if (nparams < 1)
2888 nparams = 1;
2889
2890 r600_store_context_reg(cb, R_0286C4_SPI_VS_OUT_CONFIG,
2891 S_0286C4_VS_EXPORT_COUNT(nparams - 1));
2892 r600_store_context_reg(cb, R_028868_SQ_PGM_RESOURCES_VS,
2893 S_028868_NUM_GPRS(rshader->bc.ngpr) |
2894 S_028868_STACK_SIZE(rshader->bc.nstack));
2895 r600_store_context_reg(cb, R_028858_SQ_PGM_START_VS, 0);
2896 /* After that, the NOP relocation packet must be emitted (shader->bo, RADEON_USAGE_READ). */
2897
2898 shader->pa_cl_vs_out_cntl =
2899 S_02881C_VS_OUT_CCDIST0_VEC_ENA((rshader->clip_dist_write & 0x0F) != 0) |
2900 S_02881C_VS_OUT_CCDIST1_VEC_ENA((rshader->clip_dist_write & 0xF0) != 0) |
2901 S_02881C_VS_OUT_MISC_VEC_ENA(rshader->vs_out_misc_write) |
2902 S_02881C_USE_VTX_POINT_SIZE(rshader->vs_out_point_size);
2903 }
2904
2905 void *r600_create_resolve_blend(struct r600_context *rctx)
2906 {
2907 struct pipe_blend_state blend;
2908 unsigned i;
2909
2910 memset(&blend, 0, sizeof(blend));
2911 blend.independent_blend_enable = true;
2912 for (i = 0; i < 2; i++) {
2913 blend.rt[i].colormask = 0xf;
2914 blend.rt[i].blend_enable = 1;
2915 blend.rt[i].rgb_func = PIPE_BLEND_ADD;
2916 blend.rt[i].alpha_func = PIPE_BLEND_ADD;
2917 blend.rt[i].rgb_src_factor = PIPE_BLENDFACTOR_ZERO;
2918 blend.rt[i].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
2919 blend.rt[i].alpha_src_factor = PIPE_BLENDFACTOR_ZERO;
2920 blend.rt[i].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
2921 }
2922 return r600_create_blend_state_mode(&rctx->context, &blend, V_028808_SPECIAL_RESOLVE_BOX);
2923 }
2924
2925 void *r700_create_resolve_blend(struct r600_context *rctx)
2926 {
2927 struct pipe_blend_state blend;
2928
2929 memset(&blend, 0, sizeof(blend));
2930 blend.independent_blend_enable = true;
2931 blend.rt[0].colormask = 0xf;
2932 return r600_create_blend_state_mode(&rctx->context, &blend, V_028808_SPECIAL_RESOLVE_BOX);
2933 }
2934
2935 void *r600_create_decompress_blend(struct r600_context *rctx)
2936 {
2937 struct pipe_blend_state blend;
2938
2939 memset(&blend, 0, sizeof(blend));
2940 blend.independent_blend_enable = true;
2941 blend.rt[0].colormask = 0xf;
2942 return r600_create_blend_state_mode(&rctx->context, &blend, V_028808_SPECIAL_EXPAND_SAMPLES);
2943 }
2944
2945 void *r600_create_db_flush_dsa(struct r600_context *rctx)
2946 {
2947 struct pipe_depth_stencil_alpha_state dsa;
2948 boolean quirk = false;
2949
2950 if (rctx->family == CHIP_RV610 || rctx->family == CHIP_RV630 ||
2951 rctx->family == CHIP_RV620 || rctx->family == CHIP_RV635)
2952 quirk = true;
2953
2954 memset(&dsa, 0, sizeof(dsa));
2955
2956 if (quirk) {
2957 dsa.depth.enabled = 1;
2958 dsa.depth.func = PIPE_FUNC_LEQUAL;
2959 dsa.stencil[0].enabled = 1;
2960 dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
2961 dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_KEEP;
2962 dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_INCR;
2963 dsa.stencil[0].writemask = 0xff;
2964 }
2965
2966 return rctx->context.create_depth_stencil_alpha_state(&rctx->context, &dsa);
2967 }
2968
2969 void r600_update_db_shader_control(struct r600_context * rctx)
2970 {
2971 bool dual_export = rctx->framebuffer.export_16bpc &&
2972 !rctx->ps_shader->current->ps_depth_export;
2973
2974 unsigned db_shader_control = rctx->ps_shader->current->db_shader_control |
2975 S_02880C_DUAL_EXPORT_ENABLE(dual_export);
2976
2977 /* When alpha test is enabled we can't trust the hw to make the proper
2978 * decision on the order in which ztest should be run related to fragment
2979 * shader execution.
2980 *
2981 * If alpha test is enabled perform z test after fragment. RE_Z (early
2982 * z test but no write to the zbuffer) seems to cause lockup on r6xx/r7xx
2983 */
2984 if (rctx->alphatest_state.sx_alpha_test_control) {
2985 db_shader_control |= S_02880C_Z_ORDER(V_02880C_LATE_Z);
2986 } else {
2987 db_shader_control |= S_02880C_Z_ORDER(V_02880C_EARLY_Z_THEN_LATE_Z);
2988 }
2989
2990 if (db_shader_control != rctx->db_misc_state.db_shader_control) {
2991 rctx->db_misc_state.db_shader_control = db_shader_control;
2992 rctx->db_misc_state.atom.dirty = true;
2993 }
2994 }
2995
2996 static INLINE unsigned r600_array_mode(unsigned mode)
2997 {
2998 switch (mode) {
2999 case RADEON_SURF_MODE_LINEAR_ALIGNED: return V_0280A0_ARRAY_LINEAR_ALIGNED;
3000 break;
3001 case RADEON_SURF_MODE_1D: return V_0280A0_ARRAY_1D_TILED_THIN1;
3002 break;
3003 case RADEON_SURF_MODE_2D: return V_0280A0_ARRAY_2D_TILED_THIN1;
3004 default:
3005 case RADEON_SURF_MODE_LINEAR: return V_0280A0_ARRAY_LINEAR_GENERAL;
3006 }
3007 }
3008
3009 static boolean r600_dma_copy_tile(struct r600_context *rctx,
3010 struct pipe_resource *dst,
3011 unsigned dst_level,
3012 unsigned dst_x,
3013 unsigned dst_y,
3014 unsigned dst_z,
3015 struct pipe_resource *src,
3016 unsigned src_level,
3017 unsigned src_x,
3018 unsigned src_y,
3019 unsigned src_z,
3020 unsigned copy_height,
3021 unsigned pitch,
3022 unsigned bpp)
3023 {
3024 struct radeon_winsys_cs *cs = rctx->rings.dma.cs;
3025 struct r600_texture *rsrc = (struct r600_texture*)src;
3026 struct r600_texture *rdst = (struct r600_texture*)dst;
3027 unsigned array_mode, lbpp, pitch_tile_max, slice_tile_max, size;
3028 unsigned ncopy, height, cheight, detile, i, x, y, z, src_mode, dst_mode;
3029 uint64_t base, addr;
3030
3031 /* make sure that the dma ring is only one active */
3032 rctx->rings.gfx.flush(rctx, RADEON_FLUSH_ASYNC);
3033
3034 dst_mode = rdst->surface.level[dst_level].mode;
3035 src_mode = rsrc->surface.level[src_level].mode;
3036 /* downcast linear aligned to linear to simplify test */
3037 src_mode = src_mode == RADEON_SURF_MODE_LINEAR_ALIGNED ? RADEON_SURF_MODE_LINEAR : src_mode;
3038 dst_mode = dst_mode == RADEON_SURF_MODE_LINEAR_ALIGNED ? RADEON_SURF_MODE_LINEAR : dst_mode;
3039 assert(dst_mode != src_mode);
3040
3041 y = 0;
3042 lbpp = util_logbase2(bpp);
3043 pitch_tile_max = ((pitch / bpp) >> 3) - 1;
3044
3045 if (dst_mode == RADEON_SURF_MODE_LINEAR) {
3046 /* T2L */
3047 array_mode = r600_array_mode(src_mode);
3048 slice_tile_max = (rsrc->surface.level[src_level].nblk_x * rsrc->surface.level[src_level].nblk_y) >> 6;
3049 slice_tile_max = slice_tile_max ? slice_tile_max - 1 : 0;
3050 /* linear height must be the same as the slice tile max height, it's ok even
3051 * if the linear destination/source have smaller heigh as the size of the
3052 * dma packet will be using the copy_height which is always smaller or equal
3053 * to the linear height
3054 */
3055 height = rsrc->surface.level[src_level].npix_y;
3056 detile = 1;
3057 x = src_x;
3058 y = src_y;
3059 z = src_z;
3060 base = rsrc->surface.level[src_level].offset;
3061 addr = rdst->surface.level[dst_level].offset;
3062 addr += rdst->surface.level[dst_level].slice_size * dst_z;
3063 addr += dst_y * pitch + dst_x * bpp;
3064 } else {
3065 /* L2T */
3066 array_mode = r600_array_mode(dst_mode);
3067 slice_tile_max = (rdst->surface.level[dst_level].nblk_x * rdst->surface.level[dst_level].nblk_y) >> 6;
3068 slice_tile_max = slice_tile_max ? slice_tile_max - 1 : 0;
3069 /* linear height must be the same as the slice tile max height, it's ok even
3070 * if the linear destination/source have smaller heigh as the size of the
3071 * dma packet will be using the copy_height which is always smaller or equal
3072 * to the linear height
3073 */
3074 height = rdst->surface.level[dst_level].npix_y;
3075 detile = 0;
3076 x = dst_x;
3077 y = dst_y;
3078 z = dst_z;
3079 base = rdst->surface.level[dst_level].offset;
3080 addr = rsrc->surface.level[src_level].offset;
3081 addr += rsrc->surface.level[src_level].slice_size * src_z;
3082 addr += src_y * pitch + src_x * bpp;
3083 }
3084 /* check that we are in dw/base alignment constraint */
3085 if ((addr & 0x3) || (base & 0xff)) {
3086 return FALSE;
3087 }
3088
3089 /* It's a r6xx/r7xx limitation, the blit must be on 8 boundary for number
3090 * line in the blit. Compute max 8 line we can copy in the size limit
3091 */
3092 cheight = ((0x0000ffff << 2) / pitch) & 0xfffffff8;
3093 ncopy = (copy_height / cheight) + !!(copy_height % cheight);
3094 r600_need_dma_space(rctx, ncopy * 7);
3095
3096 for (i = 0; i < ncopy; i++) {
3097 cheight = cheight > copy_height ? copy_height : cheight;
3098 size = (cheight * pitch) >> 2;
3099 /* emit reloc before writting cs so that cs is always in consistent state */
3100 r600_context_bo_reloc(rctx, &rctx->rings.dma, &rsrc->resource, RADEON_USAGE_READ);
3101 r600_context_bo_reloc(rctx, &rctx->rings.dma, &rdst->resource, RADEON_USAGE_WRITE);
3102 cs->buf[cs->cdw++] = DMA_PACKET(DMA_PACKET_COPY, 1, 0, size);
3103 cs->buf[cs->cdw++] = base >> 8;
3104 cs->buf[cs->cdw++] = (detile << 31) | (array_mode << 27) |
3105 (lbpp << 24) | ((height - 1) << 10) |
3106 pitch_tile_max;
3107 cs->buf[cs->cdw++] = (slice_tile_max << 12) | (z << 0);
3108 cs->buf[cs->cdw++] = (x << 3) | (y << 17);
3109 cs->buf[cs->cdw++] = addr & 0xfffffffc;
3110 cs->buf[cs->cdw++] = (addr >> 32UL) & 0xff;
3111 copy_height -= cheight;
3112 addr += cheight * pitch;
3113 y += cheight;
3114 }
3115 return TRUE;
3116 }
3117
3118 boolean r600_dma_blit(struct pipe_context *ctx,
3119 struct pipe_resource *dst,
3120 unsigned dst_level,
3121 unsigned dst_x, unsigned dst_y, unsigned dst_z,
3122 struct pipe_resource *src,
3123 unsigned src_level,
3124 const struct pipe_box *src_box)
3125 {
3126 struct r600_context *rctx = (struct r600_context *)ctx;
3127 struct r600_texture *rsrc = (struct r600_texture*)src;
3128 struct r600_texture *rdst = (struct r600_texture*)dst;
3129 unsigned dst_pitch, src_pitch, bpp, dst_mode, src_mode, copy_height;
3130 unsigned src_w, dst_w;
3131
3132 if (rctx->rings.dma.cs == NULL) {
3133 return FALSE;
3134 }
3135 if (src->format != dst->format) {
3136 return FALSE;
3137 }
3138
3139 bpp = rdst->surface.bpe;
3140 dst_pitch = rdst->surface.level[dst_level].pitch_bytes;
3141 src_pitch = rsrc->surface.level[src_level].pitch_bytes;
3142 src_w = rsrc->surface.level[src_level].npix_x;
3143 dst_w = rdst->surface.level[dst_level].npix_x;
3144 copy_height = src_box->height / rsrc->surface.blk_h;
3145
3146 dst_mode = rdst->surface.level[dst_level].mode;
3147 src_mode = rsrc->surface.level[src_level].mode;
3148 /* downcast linear aligned to linear to simplify test */
3149 src_mode = src_mode == RADEON_SURF_MODE_LINEAR_ALIGNED ? RADEON_SURF_MODE_LINEAR : src_mode;
3150 dst_mode = dst_mode == RADEON_SURF_MODE_LINEAR_ALIGNED ? RADEON_SURF_MODE_LINEAR : dst_mode;
3151
3152 if (src_pitch != dst_pitch || src_box->x || dst_x || src_w != dst_w) {
3153 /* strick requirement on r6xx/r7xx */
3154 return FALSE;
3155 }
3156 /* lot of constraint on alignment this should capture them all */
3157 if ((src_pitch & 0x7) || (src_box->y & 0x7) || (dst_y & 0x7)) {
3158 return FALSE;
3159 }
3160
3161 if (src_mode == dst_mode) {
3162 uint64_t dst_offset, src_offset, size;
3163
3164 /* simple dma blit would do NOTE code here assume :
3165 * src_box.x/y == 0
3166 * dst_x/y == 0
3167 * dst_pitch == src_pitch
3168 */
3169 src_offset= rsrc->surface.level[src_level].offset;
3170 src_offset += rsrc->surface.level[src_level].slice_size * src_box->z;
3171 src_offset += src_box->y * src_pitch + src_box->x * bpp;
3172 dst_offset = rdst->surface.level[dst_level].offset;
3173 dst_offset += rdst->surface.level[dst_level].slice_size * dst_z;
3174 dst_offset += dst_y * dst_pitch + dst_x * bpp;
3175 size = src_box->height * src_pitch;
3176 /* must be dw aligned */
3177 if ((dst_offset & 0x3) || (src_offset & 0x3) || (size & 0x3)) {
3178 return FALSE;
3179 }
3180 r600_dma_copy(rctx, dst, src, dst_offset, src_offset, size);
3181 } else {
3182 return r600_dma_copy_tile(rctx, dst, dst_level, dst_x, dst_y, dst_z,
3183 src, src_level, src_box->x, src_box->y, src_box->z,
3184 copy_height, dst_pitch, bpp);
3185 }
3186 return TRUE;
3187 }
3188
3189 void r600_init_state_functions(struct r600_context *rctx)
3190 {
3191 unsigned id = 4;
3192
3193 /* !!!
3194 * To avoid GPU lockup registers must be emited in a specific order
3195 * (no kidding ...). The order below is important and have been
3196 * partialy infered from analyzing fglrx command stream.
3197 *
3198 * Don't reorder atom without carefully checking the effect (GPU lockup
3199 * or piglit regression).
3200 * !!!
3201 */
3202
3203 r600_init_atom(rctx, &rctx->framebuffer.atom, id++, r600_emit_framebuffer_state, 0);
3204
3205 /* shader const */
3206 r600_init_atom(rctx, &rctx->constbuf_state[PIPE_SHADER_VERTEX].atom, id++, r600_emit_vs_constant_buffers, 0);
3207 r600_init_atom(rctx, &rctx->constbuf_state[PIPE_SHADER_GEOMETRY].atom, id++, r600_emit_gs_constant_buffers, 0);
3208 r600_init_atom(rctx, &rctx->constbuf_state[PIPE_SHADER_FRAGMENT].atom, id++, r600_emit_ps_constant_buffers, 0);
3209
3210 /* sampler must be emited before TA_CNTL_AUX otherwise DISABLE_CUBE_WRAP change
3211 * does not take effect (TA_CNTL_AUX emited by r600_emit_seamless_cube_map)
3212 */
3213 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_VERTEX].states.atom, id++, r600_emit_vs_sampler_states, 0);
3214 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY].states.atom, id++, r600_emit_gs_sampler_states, 0);
3215 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT].states.atom, id++, r600_emit_ps_sampler_states, 0);
3216 /* resource */
3217 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_VERTEX].views.atom, id++, r600_emit_vs_sampler_views, 0);
3218 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY].views.atom, id++, r600_emit_gs_sampler_views, 0);
3219 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT].views.atom, id++, r600_emit_ps_sampler_views, 0);
3220 r600_init_atom(rctx, &rctx->vertex_buffer_state.atom, id++, r600_emit_vertex_buffers, 0);
3221
3222 r600_init_atom(rctx, &rctx->vgt_state.atom, id++, r600_emit_vgt_state, 7);
3223
3224 r600_init_atom(rctx, &rctx->seamless_cube_map.atom, id++, r600_emit_seamless_cube_map, 3);
3225 r600_init_atom(rctx, &rctx->sample_mask.atom, id++, r600_emit_sample_mask, 3);
3226 rctx->sample_mask.sample_mask = ~0;
3227
3228 r600_init_atom(rctx, &rctx->alphatest_state.atom, id++, r600_emit_alphatest_state, 6);
3229 r600_init_atom(rctx, &rctx->blend_color.atom, id++, r600_emit_blend_color, 6);
3230 r600_init_atom(rctx, &rctx->blend_state.atom, id++, r600_emit_cso_state, 0);
3231 r600_init_atom(rctx, &rctx->cb_misc_state.atom, id++, r600_emit_cb_misc_state, 7);
3232 r600_init_atom(rctx, &rctx->clip_misc_state.atom, id++, r600_emit_clip_misc_state, 6);
3233 r600_init_atom(rctx, &rctx->clip_state.atom, id++, r600_emit_clip_state, 26);
3234 r600_init_atom(rctx, &rctx->db_misc_state.atom, id++, r600_emit_db_misc_state, 7);
3235 r600_init_atom(rctx, &rctx->db_state.atom, id++, r600_emit_db_state, 11);
3236 r600_init_atom(rctx, &rctx->dsa_state.atom, id++, r600_emit_cso_state, 0);
3237 r600_init_atom(rctx, &rctx->poly_offset_state.atom, id++, r600_emit_polygon_offset, 6);
3238 r600_init_atom(rctx, &rctx->rasterizer_state.atom, id++, r600_emit_cso_state, 0);
3239 r600_init_atom(rctx, &rctx->scissor.atom, id++, r600_emit_scissor_state, 4);
3240 r600_init_atom(rctx, &rctx->config_state.atom, id++, r600_emit_config_state, 3);
3241 r600_init_atom(rctx, &rctx->stencil_ref.atom, id++, r600_emit_stencil_ref, 4);
3242 r600_init_atom(rctx, &rctx->viewport.atom, id++, r600_emit_viewport_state, 8);
3243 r600_init_atom(rctx, &rctx->vertex_fetch_shader.atom, id++, r600_emit_vertex_fetch_shader, 5);
3244 r600_init_atom(rctx, &rctx->streamout.begin_atom, id++, r600_emit_streamout_begin, 0);
3245 r600_init_atom(rctx, &rctx->vertex_shader.atom, id++, r600_emit_shader, 23);
3246 r600_init_atom(rctx, &rctx->pixel_shader.atom, id++, r600_emit_shader, 0);
3247
3248 rctx->context.create_blend_state = r600_create_blend_state;
3249 rctx->context.create_depth_stencil_alpha_state = r600_create_dsa_state;
3250 rctx->context.create_rasterizer_state = r600_create_rs_state;
3251 rctx->context.create_sampler_state = r600_create_sampler_state;
3252 rctx->context.create_sampler_view = r600_create_sampler_view;
3253 rctx->context.set_framebuffer_state = r600_set_framebuffer_state;
3254 rctx->context.set_polygon_stipple = r600_set_polygon_stipple;
3255 rctx->context.set_scissor_state = r600_set_scissor_state;
3256
3257 rctx->context.get_sample_position = r600_get_sample_position;
3258 }
3259 /* this function must be last */