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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 "r600d.h"
25 
26 #include "pipe/p_shader_tokens.h"
27 #include "util/u_pack_color.h"
28 #include "util/u_memory.h"
29 #include "util/u_framebuffer.h"
30 #include "util/u_dual_blend.h"
31 
r600_translate_blend_function(int blend_func)32 static uint32_t r600_translate_blend_function(int blend_func)
33 {
34 	switch (blend_func) {
35 	case PIPE_BLEND_ADD:
36 		return V_028804_COMB_DST_PLUS_SRC;
37 	case PIPE_BLEND_SUBTRACT:
38 		return V_028804_COMB_SRC_MINUS_DST;
39 	case PIPE_BLEND_REVERSE_SUBTRACT:
40 		return V_028804_COMB_DST_MINUS_SRC;
41 	case PIPE_BLEND_MIN:
42 		return V_028804_COMB_MIN_DST_SRC;
43 	case PIPE_BLEND_MAX:
44 		return V_028804_COMB_MAX_DST_SRC;
45 	default:
46 		R600_ERR("Unknown blend function %d\n", blend_func);
47 		assert(0);
48 		break;
49 	}
50 	return 0;
51 }
52 
r600_translate_blend_factor(int blend_fact)53 static uint32_t r600_translate_blend_factor(int blend_fact)
54 {
55 	switch (blend_fact) {
56 	case PIPE_BLENDFACTOR_ONE:
57 		return V_028804_BLEND_ONE;
58 	case PIPE_BLENDFACTOR_SRC_COLOR:
59 		return V_028804_BLEND_SRC_COLOR;
60 	case PIPE_BLENDFACTOR_SRC_ALPHA:
61 		return V_028804_BLEND_SRC_ALPHA;
62 	case PIPE_BLENDFACTOR_DST_ALPHA:
63 		return V_028804_BLEND_DST_ALPHA;
64 	case PIPE_BLENDFACTOR_DST_COLOR:
65 		return V_028804_BLEND_DST_COLOR;
66 	case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
67 		return V_028804_BLEND_SRC_ALPHA_SATURATE;
68 	case PIPE_BLENDFACTOR_CONST_COLOR:
69 		return V_028804_BLEND_CONST_COLOR;
70 	case PIPE_BLENDFACTOR_CONST_ALPHA:
71 		return V_028804_BLEND_CONST_ALPHA;
72 	case PIPE_BLENDFACTOR_ZERO:
73 		return V_028804_BLEND_ZERO;
74 	case PIPE_BLENDFACTOR_INV_SRC_COLOR:
75 		return V_028804_BLEND_ONE_MINUS_SRC_COLOR;
76 	case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
77 		return V_028804_BLEND_ONE_MINUS_SRC_ALPHA;
78 	case PIPE_BLENDFACTOR_INV_DST_ALPHA:
79 		return V_028804_BLEND_ONE_MINUS_DST_ALPHA;
80 	case PIPE_BLENDFACTOR_INV_DST_COLOR:
81 		return V_028804_BLEND_ONE_MINUS_DST_COLOR;
82 	case PIPE_BLENDFACTOR_INV_CONST_COLOR:
83 		return V_028804_BLEND_ONE_MINUS_CONST_COLOR;
84 	case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
85 		return V_028804_BLEND_ONE_MINUS_CONST_ALPHA;
86 	case PIPE_BLENDFACTOR_SRC1_COLOR:
87 		return V_028804_BLEND_SRC1_COLOR;
88 	case PIPE_BLENDFACTOR_SRC1_ALPHA:
89 		return V_028804_BLEND_SRC1_ALPHA;
90 	case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
91 		return V_028804_BLEND_INV_SRC1_COLOR;
92 	case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
93 		return V_028804_BLEND_INV_SRC1_ALPHA;
94 	default:
95 		R600_ERR("Bad blend factor %d not supported!\n", blend_fact);
96 		assert(0);
97 		break;
98 	}
99 	return 0;
100 }
101 
r600_tex_dim(unsigned dim,unsigned nr_samples)102 static unsigned r600_tex_dim(unsigned dim, unsigned nr_samples)
103 {
104 	switch (dim) {
105 	default:
106 	case PIPE_TEXTURE_1D:
107 		return V_038000_SQ_TEX_DIM_1D;
108 	case PIPE_TEXTURE_1D_ARRAY:
109 		return V_038000_SQ_TEX_DIM_1D_ARRAY;
110 	case PIPE_TEXTURE_2D:
111 	case PIPE_TEXTURE_RECT:
112 		return nr_samples > 1 ? V_038000_SQ_TEX_DIM_2D_MSAA :
113 					V_038000_SQ_TEX_DIM_2D;
114 	case PIPE_TEXTURE_2D_ARRAY:
115 		return nr_samples > 1 ? V_038000_SQ_TEX_DIM_2D_ARRAY_MSAA :
116 					V_038000_SQ_TEX_DIM_2D_ARRAY;
117 	case PIPE_TEXTURE_3D:
118 		return V_038000_SQ_TEX_DIM_3D;
119 	case PIPE_TEXTURE_CUBE:
120 		return V_038000_SQ_TEX_DIM_CUBEMAP;
121 	}
122 }
123 
r600_translate_dbformat(enum pipe_format format)124 static uint32_t r600_translate_dbformat(enum pipe_format format)
125 {
126 	switch (format) {
127 	case PIPE_FORMAT_Z16_UNORM:
128 		return V_028010_DEPTH_16;
129 	case PIPE_FORMAT_Z24X8_UNORM:
130 		return V_028010_DEPTH_X8_24;
131 	case PIPE_FORMAT_Z24_UNORM_S8_UINT:
132 		return V_028010_DEPTH_8_24;
133 	case PIPE_FORMAT_Z32_FLOAT:
134 		return V_028010_DEPTH_32_FLOAT;
135 	case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
136 		return V_028010_DEPTH_X24_8_32_FLOAT;
137 	default:
138 		return ~0U;
139 	}
140 }
141 
r600_translate_colorswap(enum pipe_format format)142 static uint32_t r600_translate_colorswap(enum pipe_format format)
143 {
144 	switch (format) {
145 	/* 8-bit buffers. */
146 	case PIPE_FORMAT_A8_UNORM:
147 	case PIPE_FORMAT_A8_SNORM:
148 	case PIPE_FORMAT_A8_UINT:
149 	case PIPE_FORMAT_A8_SINT:
150 	case PIPE_FORMAT_A16_UNORM:
151 	case PIPE_FORMAT_A16_SNORM:
152 	case PIPE_FORMAT_A16_UINT:
153 	case PIPE_FORMAT_A16_SINT:
154 	case PIPE_FORMAT_A16_FLOAT:
155 	case PIPE_FORMAT_A32_UINT:
156 	case PIPE_FORMAT_A32_SINT:
157 	case PIPE_FORMAT_A32_FLOAT:
158 	case PIPE_FORMAT_R4A4_UNORM:
159 		return V_0280A0_SWAP_ALT_REV;
160 	case PIPE_FORMAT_I8_UNORM:
161 	case PIPE_FORMAT_I8_SNORM:
162 	case PIPE_FORMAT_I8_UINT:
163 	case PIPE_FORMAT_I8_SINT:
164 	case PIPE_FORMAT_L8_UNORM:
165 	case PIPE_FORMAT_L8_SNORM:
166 	case PIPE_FORMAT_L8_UINT:
167 	case PIPE_FORMAT_L8_SINT:
168 	case PIPE_FORMAT_L8_SRGB:
169 	case PIPE_FORMAT_L16_UNORM:
170 	case PIPE_FORMAT_L16_SNORM:
171 	case PIPE_FORMAT_L16_UINT:
172 	case PIPE_FORMAT_L16_SINT:
173 	case PIPE_FORMAT_L16_FLOAT:
174 	case PIPE_FORMAT_L32_UINT:
175 	case PIPE_FORMAT_L32_SINT:
176 	case PIPE_FORMAT_L32_FLOAT:
177 	case PIPE_FORMAT_I16_UNORM:
178 	case PIPE_FORMAT_I16_SNORM:
179 	case PIPE_FORMAT_I16_UINT:
180 	case PIPE_FORMAT_I16_SINT:
181 	case PIPE_FORMAT_I16_FLOAT:
182 	case PIPE_FORMAT_I32_UINT:
183 	case PIPE_FORMAT_I32_SINT:
184 	case PIPE_FORMAT_I32_FLOAT:
185 	case PIPE_FORMAT_R8_UNORM:
186 	case PIPE_FORMAT_R8_SNORM:
187 	case PIPE_FORMAT_R8_UINT:
188 	case PIPE_FORMAT_R8_SINT:
189 		return V_0280A0_SWAP_STD;
190 
191 	case PIPE_FORMAT_L4A4_UNORM:
192 	case PIPE_FORMAT_A4R4_UNORM:
193 		return V_0280A0_SWAP_ALT;
194 
195 	/* 16-bit buffers. */
196 	case PIPE_FORMAT_B5G6R5_UNORM:
197 		return V_0280A0_SWAP_STD_REV;
198 
199 	case PIPE_FORMAT_B5G5R5A1_UNORM:
200 	case PIPE_FORMAT_B5G5R5X1_UNORM:
201 		return V_0280A0_SWAP_ALT;
202 
203 	case PIPE_FORMAT_B4G4R4A4_UNORM:
204 	case PIPE_FORMAT_B4G4R4X4_UNORM:
205 		return V_0280A0_SWAP_ALT;
206 
207 	case PIPE_FORMAT_Z16_UNORM:
208 		return V_0280A0_SWAP_STD;
209 
210 	case PIPE_FORMAT_L8A8_UNORM:
211 	case PIPE_FORMAT_L8A8_SNORM:
212 	case PIPE_FORMAT_L8A8_UINT:
213 	case PIPE_FORMAT_L8A8_SINT:
214 	case PIPE_FORMAT_L8A8_SRGB:
215 	case PIPE_FORMAT_L16A16_UNORM:
216 	case PIPE_FORMAT_L16A16_SNORM:
217 	case PIPE_FORMAT_L16A16_UINT:
218 	case PIPE_FORMAT_L16A16_SINT:
219 	case PIPE_FORMAT_L16A16_FLOAT:
220 	case PIPE_FORMAT_L32A32_UINT:
221 	case PIPE_FORMAT_L32A32_SINT:
222 	case PIPE_FORMAT_L32A32_FLOAT:
223 		return V_0280A0_SWAP_ALT;
224 	case PIPE_FORMAT_R8G8_UNORM:
225 	case PIPE_FORMAT_R8G8_SNORM:
226 	case PIPE_FORMAT_R8G8_UINT:
227 	case PIPE_FORMAT_R8G8_SINT:
228 		return V_0280A0_SWAP_STD;
229 
230 	case PIPE_FORMAT_R16_UNORM:
231 	case PIPE_FORMAT_R16_SNORM:
232 	case PIPE_FORMAT_R16_UINT:
233 	case PIPE_FORMAT_R16_SINT:
234 	case PIPE_FORMAT_R16_FLOAT:
235 		return V_0280A0_SWAP_STD;
236 
237 	/* 32-bit buffers. */
238 
239 	case PIPE_FORMAT_A8B8G8R8_SRGB:
240 		return V_0280A0_SWAP_STD_REV;
241 	case PIPE_FORMAT_B8G8R8A8_SRGB:
242 		return V_0280A0_SWAP_ALT;
243 
244 	case PIPE_FORMAT_B8G8R8A8_UNORM:
245 	case PIPE_FORMAT_B8G8R8X8_UNORM:
246 		return V_0280A0_SWAP_ALT;
247 
248 	case PIPE_FORMAT_A8R8G8B8_UNORM:
249 	case PIPE_FORMAT_X8R8G8B8_UNORM:
250 		return V_0280A0_SWAP_ALT_REV;
251 	case PIPE_FORMAT_R8G8B8A8_SNORM:
252 	case PIPE_FORMAT_R8G8B8A8_UNORM:
253 	case PIPE_FORMAT_R8G8B8X8_UNORM:
254 	case PIPE_FORMAT_R8G8B8A8_SINT:
255 	case PIPE_FORMAT_R8G8B8A8_UINT:
256 		return V_0280A0_SWAP_STD;
257 
258 	case PIPE_FORMAT_A8B8G8R8_UNORM:
259 	case PIPE_FORMAT_X8B8G8R8_UNORM:
260 	/* case PIPE_FORMAT_R8SG8SB8UX8U_NORM: */
261 		return V_0280A0_SWAP_STD_REV;
262 
263 	case PIPE_FORMAT_Z24X8_UNORM:
264 	case PIPE_FORMAT_Z24_UNORM_S8_UINT:
265 		return V_0280A0_SWAP_STD;
266 
267 	case PIPE_FORMAT_X8Z24_UNORM:
268 	case PIPE_FORMAT_S8_UINT_Z24_UNORM:
269 		return V_0280A0_SWAP_STD;
270 
271 	case PIPE_FORMAT_R10G10B10A2_UNORM:
272 	case PIPE_FORMAT_R10G10B10X2_SNORM:
273 	case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
274 		return V_0280A0_SWAP_STD;
275 
276 	case PIPE_FORMAT_B10G10R10A2_UNORM:
277 	case PIPE_FORMAT_B10G10R10A2_UINT:
278 		return V_0280A0_SWAP_ALT;
279 
280 	case PIPE_FORMAT_R11G11B10_FLOAT:
281 	case PIPE_FORMAT_R16G16_UNORM:
282 	case PIPE_FORMAT_R16G16_SNORM:
283 	case PIPE_FORMAT_R16G16_FLOAT:
284 	case PIPE_FORMAT_R16G16_UINT:
285 	case PIPE_FORMAT_R16G16_SINT:
286 	case PIPE_FORMAT_R32_UINT:
287 	case PIPE_FORMAT_R32_SINT:
288 	case PIPE_FORMAT_R32_FLOAT:
289 	case PIPE_FORMAT_Z32_FLOAT:
290 		return V_0280A0_SWAP_STD;
291 
292 	/* 64-bit buffers. */
293 	case PIPE_FORMAT_R32G32_FLOAT:
294 	case PIPE_FORMAT_R32G32_UINT:
295 	case PIPE_FORMAT_R32G32_SINT:
296 	case PIPE_FORMAT_R16G16B16A16_UNORM:
297 	case PIPE_FORMAT_R16G16B16A16_SNORM:
298 	case PIPE_FORMAT_R16G16B16A16_UINT:
299 	case PIPE_FORMAT_R16G16B16A16_SINT:
300 	case PIPE_FORMAT_R16G16B16A16_FLOAT:
301 	case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
302 
303 	/* 128-bit buffers. */
304 	case PIPE_FORMAT_R32G32B32A32_FLOAT:
305 	case PIPE_FORMAT_R32G32B32A32_SNORM:
306 	case PIPE_FORMAT_R32G32B32A32_UNORM:
307 	case PIPE_FORMAT_R32G32B32A32_SINT:
308 	case PIPE_FORMAT_R32G32B32A32_UINT:
309 		return V_0280A0_SWAP_STD;
310 	default:
311 		R600_ERR("unsupported colorswap format %d\n", format);
312 		return ~0U;
313 	}
314 	return ~0U;
315 }
316 
r600_translate_colorformat(enum pipe_format format)317 static uint32_t r600_translate_colorformat(enum pipe_format format)
318 {
319 	switch (format) {
320 	case PIPE_FORMAT_L4A4_UNORM:
321 	case PIPE_FORMAT_R4A4_UNORM:
322 	case PIPE_FORMAT_A4R4_UNORM:
323 		return V_0280A0_COLOR_4_4;
324 
325 	/* 8-bit buffers. */
326 	case PIPE_FORMAT_A8_UNORM:
327 	case PIPE_FORMAT_A8_SNORM:
328 	case PIPE_FORMAT_A8_UINT:
329 	case PIPE_FORMAT_A8_SINT:
330 	case PIPE_FORMAT_I8_UNORM:
331 	case PIPE_FORMAT_I8_SNORM:
332 	case PIPE_FORMAT_I8_UINT:
333 	case PIPE_FORMAT_I8_SINT:
334 	case PIPE_FORMAT_L8_UNORM:
335 	case PIPE_FORMAT_L8_SNORM:
336 	case PIPE_FORMAT_L8_UINT:
337 	case PIPE_FORMAT_L8_SINT:
338 	case PIPE_FORMAT_L8_SRGB:
339 	case PIPE_FORMAT_R8_UNORM:
340 	case PIPE_FORMAT_R8_SNORM:
341 	case PIPE_FORMAT_R8_UINT:
342 	case PIPE_FORMAT_R8_SINT:
343 		return V_0280A0_COLOR_8;
344 
345 	/* 16-bit buffers. */
346 	case PIPE_FORMAT_B5G6R5_UNORM:
347 		return V_0280A0_COLOR_5_6_5;
348 
349 	case PIPE_FORMAT_B5G5R5A1_UNORM:
350 	case PIPE_FORMAT_B5G5R5X1_UNORM:
351 		return V_0280A0_COLOR_1_5_5_5;
352 
353 	case PIPE_FORMAT_B4G4R4A4_UNORM:
354 	case PIPE_FORMAT_B4G4R4X4_UNORM:
355 		return V_0280A0_COLOR_4_4_4_4;
356 
357 	case PIPE_FORMAT_Z16_UNORM:
358 		return V_0280A0_COLOR_16;
359 
360 	case PIPE_FORMAT_L8A8_UNORM:
361 	case PIPE_FORMAT_L8A8_SNORM:
362 	case PIPE_FORMAT_L8A8_UINT:
363 	case PIPE_FORMAT_L8A8_SINT:
364 	case PIPE_FORMAT_L8A8_SRGB:
365 	case PIPE_FORMAT_R8G8_UNORM:
366 	case PIPE_FORMAT_R8G8_SNORM:
367 	case PIPE_FORMAT_R8G8_UINT:
368 	case PIPE_FORMAT_R8G8_SINT:
369 		return V_0280A0_COLOR_8_8;
370 
371 	case PIPE_FORMAT_R16_UNORM:
372 	case PIPE_FORMAT_R16_SNORM:
373 	case PIPE_FORMAT_R16_UINT:
374 	case PIPE_FORMAT_R16_SINT:
375 	case PIPE_FORMAT_A16_UNORM:
376 	case PIPE_FORMAT_A16_SNORM:
377 	case PIPE_FORMAT_A16_UINT:
378 	case PIPE_FORMAT_A16_SINT:
379 	case PIPE_FORMAT_L16_UNORM:
380 	case PIPE_FORMAT_L16_SNORM:
381 	case PIPE_FORMAT_L16_UINT:
382 	case PIPE_FORMAT_L16_SINT:
383 	case PIPE_FORMAT_I16_UNORM:
384 	case PIPE_FORMAT_I16_SNORM:
385 	case PIPE_FORMAT_I16_UINT:
386 	case PIPE_FORMAT_I16_SINT:
387 		return V_0280A0_COLOR_16;
388 
389 	case PIPE_FORMAT_R16_FLOAT:
390 	case PIPE_FORMAT_A16_FLOAT:
391 	case PIPE_FORMAT_L16_FLOAT:
392 	case PIPE_FORMAT_I16_FLOAT:
393 		return V_0280A0_COLOR_16_FLOAT;
394 
395 	/* 32-bit buffers. */
396 	case PIPE_FORMAT_A8B8G8R8_SRGB:
397 	case PIPE_FORMAT_A8B8G8R8_UNORM:
398 	case PIPE_FORMAT_A8R8G8B8_UNORM:
399 	case PIPE_FORMAT_B8G8R8A8_SRGB:
400 	case PIPE_FORMAT_B8G8R8A8_UNORM:
401 	case PIPE_FORMAT_B8G8R8X8_UNORM:
402 	case PIPE_FORMAT_R8G8B8A8_SNORM:
403 	case PIPE_FORMAT_R8G8B8A8_UNORM:
404 	case PIPE_FORMAT_R8G8B8X8_UNORM:
405 	case PIPE_FORMAT_R8SG8SB8UX8U_NORM:
406 	case PIPE_FORMAT_X8B8G8R8_UNORM:
407 	case PIPE_FORMAT_X8R8G8B8_UNORM:
408 	case PIPE_FORMAT_R8G8B8A8_SINT:
409 	case PIPE_FORMAT_R8G8B8A8_UINT:
410 		return V_0280A0_COLOR_8_8_8_8;
411 
412 	case PIPE_FORMAT_R10G10B10A2_UNORM:
413 	case PIPE_FORMAT_R10G10B10X2_SNORM:
414 	case PIPE_FORMAT_B10G10R10A2_UNORM:
415 	case PIPE_FORMAT_B10G10R10A2_UINT:
416 	case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
417 		return V_0280A0_COLOR_2_10_10_10;
418 
419 	case PIPE_FORMAT_Z24X8_UNORM:
420 	case PIPE_FORMAT_Z24_UNORM_S8_UINT:
421 		return V_0280A0_COLOR_8_24;
422 
423 	case PIPE_FORMAT_X8Z24_UNORM:
424 	case PIPE_FORMAT_S8_UINT_Z24_UNORM:
425 		return V_0280A0_COLOR_24_8;
426 
427 	case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
428 		return V_0280A0_COLOR_X24_8_32_FLOAT;
429 
430 	case PIPE_FORMAT_R32_UINT:
431 	case PIPE_FORMAT_R32_SINT:
432 	case PIPE_FORMAT_A32_UINT:
433 	case PIPE_FORMAT_A32_SINT:
434 	case PIPE_FORMAT_L32_UINT:
435 	case PIPE_FORMAT_L32_SINT:
436 	case PIPE_FORMAT_I32_UINT:
437 	case PIPE_FORMAT_I32_SINT:
438 		return V_0280A0_COLOR_32;
439 
440 	case PIPE_FORMAT_R32_FLOAT:
441 	case PIPE_FORMAT_A32_FLOAT:
442 	case PIPE_FORMAT_L32_FLOAT:
443 	case PIPE_FORMAT_I32_FLOAT:
444 	case PIPE_FORMAT_Z32_FLOAT:
445 		return V_0280A0_COLOR_32_FLOAT;
446 
447 	case PIPE_FORMAT_R16G16_FLOAT:
448 	case PIPE_FORMAT_L16A16_FLOAT:
449 		return V_0280A0_COLOR_16_16_FLOAT;
450 
451 	case PIPE_FORMAT_R16G16_UNORM:
452 	case PIPE_FORMAT_R16G16_SNORM:
453 	case PIPE_FORMAT_R16G16_UINT:
454 	case PIPE_FORMAT_R16G16_SINT:
455 	case PIPE_FORMAT_L16A16_UNORM:
456 	case PIPE_FORMAT_L16A16_SNORM:
457 	case PIPE_FORMAT_L16A16_UINT:
458 	case PIPE_FORMAT_L16A16_SINT:
459 		return V_0280A0_COLOR_16_16;
460 
461 	case PIPE_FORMAT_R11G11B10_FLOAT:
462 		return V_0280A0_COLOR_10_11_11_FLOAT;
463 
464 	/* 64-bit buffers. */
465 	case PIPE_FORMAT_R16G16B16A16_UINT:
466 	case PIPE_FORMAT_R16G16B16A16_SINT:
467 	case PIPE_FORMAT_R16G16B16A16_UNORM:
468 	case PIPE_FORMAT_R16G16B16A16_SNORM:
469 		return V_0280A0_COLOR_16_16_16_16;
470 
471 	case PIPE_FORMAT_R16G16B16A16_FLOAT:
472 		return V_0280A0_COLOR_16_16_16_16_FLOAT;
473 
474 	case PIPE_FORMAT_R32G32_FLOAT:
475 	case PIPE_FORMAT_L32A32_FLOAT:
476 		return V_0280A0_COLOR_32_32_FLOAT;
477 
478 	case PIPE_FORMAT_R32G32_SINT:
479 	case PIPE_FORMAT_R32G32_UINT:
480 	case PIPE_FORMAT_L32A32_UINT:
481 	case PIPE_FORMAT_L32A32_SINT:
482 		return V_0280A0_COLOR_32_32;
483 
484 	/* 128-bit buffers. */
485 	case PIPE_FORMAT_R32G32B32A32_FLOAT:
486 		return V_0280A0_COLOR_32_32_32_32_FLOAT;
487 	case PIPE_FORMAT_R32G32B32A32_SNORM:
488 	case PIPE_FORMAT_R32G32B32A32_UNORM:
489 	case PIPE_FORMAT_R32G32B32A32_SINT:
490 	case PIPE_FORMAT_R32G32B32A32_UINT:
491 		return V_0280A0_COLOR_32_32_32_32;
492 
493 	/* YUV buffers. */
494 	case PIPE_FORMAT_UYVY:
495 	case PIPE_FORMAT_YUYV:
496 	default:
497 		return ~0U; /* Unsupported. */
498 	}
499 }
500 
r600_colorformat_endian_swap(uint32_t colorformat)501 static uint32_t r600_colorformat_endian_swap(uint32_t colorformat)
502 {
503 	if (R600_BIG_ENDIAN) {
504 		switch(colorformat) {
505 		case V_0280A0_COLOR_4_4:
506 			return ENDIAN_NONE;
507 
508 		/* 8-bit buffers. */
509 		case V_0280A0_COLOR_8:
510 			return ENDIAN_NONE;
511 
512 		/* 16-bit buffers. */
513 		case V_0280A0_COLOR_5_6_5:
514 		case V_0280A0_COLOR_1_5_5_5:
515 		case V_0280A0_COLOR_4_4_4_4:
516 		case V_0280A0_COLOR_16:
517 		case V_0280A0_COLOR_8_8:
518 			return ENDIAN_8IN16;
519 
520 		/* 32-bit buffers. */
521 		case V_0280A0_COLOR_8_8_8_8:
522 		case V_0280A0_COLOR_2_10_10_10:
523 		case V_0280A0_COLOR_8_24:
524 		case V_0280A0_COLOR_24_8:
525 		case V_0280A0_COLOR_32_FLOAT:
526 		case V_0280A0_COLOR_16_16_FLOAT:
527 		case V_0280A0_COLOR_16_16:
528 			return ENDIAN_8IN32;
529 
530 		/* 64-bit buffers. */
531 		case V_0280A0_COLOR_16_16_16_16:
532 		case V_0280A0_COLOR_16_16_16_16_FLOAT:
533 			return ENDIAN_8IN16;
534 
535 		case V_0280A0_COLOR_32_32_FLOAT:
536 		case V_0280A0_COLOR_32_32:
537 		case V_0280A0_COLOR_X24_8_32_FLOAT:
538 			return ENDIAN_8IN32;
539 
540 		/* 128-bit buffers. */
541 		case V_0280A0_COLOR_32_32_32_FLOAT:
542 		case V_0280A0_COLOR_32_32_32_32_FLOAT:
543 		case V_0280A0_COLOR_32_32_32_32:
544 			return ENDIAN_8IN32;
545 		default:
546 			return ENDIAN_NONE; /* Unsupported. */
547 		}
548 	} else {
549 		return ENDIAN_NONE;
550 	}
551 }
552 
r600_is_sampler_format_supported(struct pipe_screen * screen,enum pipe_format format)553 static bool r600_is_sampler_format_supported(struct pipe_screen *screen, enum pipe_format format)
554 {
555 	return r600_translate_texformat(screen, format, NULL, NULL, NULL) != ~0U;
556 }
557 
r600_is_colorbuffer_format_supported(enum pipe_format format)558 static bool r600_is_colorbuffer_format_supported(enum pipe_format format)
559 {
560 	return r600_translate_colorformat(format) != ~0U &&
561 	       r600_translate_colorswap(format) != ~0U;
562 }
563 
r600_is_zs_format_supported(enum pipe_format format)564 static bool r600_is_zs_format_supported(enum pipe_format format)
565 {
566 	return r600_translate_dbformat(format) != ~0U;
567 }
568 
r600_is_format_supported(struct pipe_screen * screen,enum pipe_format format,enum pipe_texture_target target,unsigned sample_count,unsigned usage)569 boolean r600_is_format_supported(struct pipe_screen *screen,
570 				 enum pipe_format format,
571 				 enum pipe_texture_target target,
572 				 unsigned sample_count,
573 				 unsigned usage)
574 {
575 	struct r600_screen *rscreen = (struct r600_screen*)screen;
576 	unsigned retval = 0;
577 
578 	if (target >= PIPE_MAX_TEXTURE_TYPES) {
579 		R600_ERR("r600: unsupported texture type %d\n", target);
580 		return FALSE;
581 	}
582 
583 	if (!util_format_is_supported(format, usage))
584 		return FALSE;
585 
586 	if (sample_count > 1) {
587 		if (rscreen->info.drm_minor < 22)
588 			return FALSE;
589 
590 		/* R11G11B10 is broken on R6xx. */
591 		if (rscreen->chip_class == R600 &&
592 		    format == PIPE_FORMAT_R11G11B10_FLOAT)
593 			return FALSE;
594 
595 		/* MSAA integer colorbuffers hang. */
596 		if (util_format_is_pure_integer(format))
597 			return FALSE;
598 
599 		switch (sample_count) {
600 		case 2:
601 		case 4:
602 		case 8:
603 			break;
604 		default:
605 			return FALSE;
606 		}
607 	}
608 
609 	if ((usage & PIPE_BIND_SAMPLER_VIEW) &&
610 	    r600_is_sampler_format_supported(screen, format)) {
611 		retval |= PIPE_BIND_SAMPLER_VIEW;
612 	}
613 
614 	if ((usage & (PIPE_BIND_RENDER_TARGET |
615 		      PIPE_BIND_DISPLAY_TARGET |
616 		      PIPE_BIND_SCANOUT |
617 		      PIPE_BIND_SHARED)) &&
618 	    r600_is_colorbuffer_format_supported(format)) {
619 		retval |= usage &
620 			  (PIPE_BIND_RENDER_TARGET |
621 			   PIPE_BIND_DISPLAY_TARGET |
622 			   PIPE_BIND_SCANOUT |
623 			   PIPE_BIND_SHARED);
624 	}
625 
626 	if ((usage & PIPE_BIND_DEPTH_STENCIL) &&
627 	    r600_is_zs_format_supported(format)) {
628 		retval |= PIPE_BIND_DEPTH_STENCIL;
629 	}
630 
631 	if ((usage & PIPE_BIND_VERTEX_BUFFER) &&
632 	    r600_is_vertex_format_supported(format)) {
633 		retval |= PIPE_BIND_VERTEX_BUFFER;
634 	}
635 
636 	if (usage & PIPE_BIND_TRANSFER_READ)
637 		retval |= PIPE_BIND_TRANSFER_READ;
638 	if (usage & PIPE_BIND_TRANSFER_WRITE)
639 		retval |= PIPE_BIND_TRANSFER_WRITE;
640 
641 	return retval == usage;
642 }
643 
r600_polygon_offset_update(struct r600_context * rctx)644 void r600_polygon_offset_update(struct r600_context *rctx)
645 {
646 	struct r600_pipe_state state;
647 
648 	state.id = R600_PIPE_STATE_POLYGON_OFFSET;
649 	state.nregs = 0;
650 	if (rctx->rasterizer && rctx->framebuffer.zsbuf) {
651 		float offset_units = rctx->rasterizer->offset_units;
652 		unsigned offset_db_fmt_cntl = 0, depth;
653 
654 		switch (rctx->framebuffer.zsbuf->format) {
655 		case PIPE_FORMAT_Z24X8_UNORM:
656 		case PIPE_FORMAT_Z24_UNORM_S8_UINT:
657 			depth = -24;
658 			offset_units *= 2.0f;
659 			break;
660 		case PIPE_FORMAT_Z32_FLOAT:
661 		case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
662 			depth = -23;
663 			offset_units *= 1.0f;
664 			offset_db_fmt_cntl |= S_028DF8_POLY_OFFSET_DB_IS_FLOAT_FMT(1);
665 			break;
666 		case PIPE_FORMAT_Z16_UNORM:
667 			depth = -16;
668 			offset_units *= 4.0f;
669 			break;
670 		default:
671 			return;
672 		}
673 		/* XXX some of those reg can be computed with cso */
674 		offset_db_fmt_cntl |= S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS(depth);
675 		r600_pipe_state_add_reg(&state,
676 				R_028E00_PA_SU_POLY_OFFSET_FRONT_SCALE,
677 				fui(rctx->rasterizer->offset_scale));
678 		r600_pipe_state_add_reg(&state,
679 				R_028E04_PA_SU_POLY_OFFSET_FRONT_OFFSET,
680 				fui(offset_units));
681 		r600_pipe_state_add_reg(&state,
682 				R_028E08_PA_SU_POLY_OFFSET_BACK_SCALE,
683 				fui(rctx->rasterizer->offset_scale));
684 		r600_pipe_state_add_reg(&state,
685 				R_028E0C_PA_SU_POLY_OFFSET_BACK_OFFSET,
686 				fui(offset_units));
687 		r600_pipe_state_add_reg(&state,
688 				R_028DF8_PA_SU_POLY_OFFSET_DB_FMT_CNTL,
689 				offset_db_fmt_cntl);
690 		r600_context_pipe_state_set(rctx, &state);
691 	}
692 }
693 
r600_create_blend_state_mode(struct pipe_context * ctx,const struct pipe_blend_state * state,int mode)694 static void *r600_create_blend_state_mode(struct pipe_context *ctx,
695 					  const struct pipe_blend_state *state,
696 					  int mode)
697 {
698 	struct r600_context *rctx = (struct r600_context *)ctx;
699 	struct r600_pipe_blend *blend = CALLOC_STRUCT(r600_pipe_blend);
700 	struct r600_pipe_state *rstate;
701 	uint32_t color_control = 0, target_mask = 0;
702 
703 	if (blend == NULL) {
704 		return NULL;
705 	}
706 	rstate = &blend->rstate;
707 
708 	rstate->id = R600_PIPE_STATE_BLEND;
709 
710 	/* R600 does not support per-MRT blends */
711 	if (rctx->family > CHIP_R600)
712 		color_control |= S_028808_PER_MRT_BLEND(1);
713 
714 	if (state->logicop_enable) {
715 		color_control |= (state->logicop_func << 16) | (state->logicop_func << 20);
716 	} else {
717 		color_control |= (0xcc << 16);
718 	}
719 	/* we pretend 8 buffer are used, CB_SHADER_MASK will disable unused one */
720 	if (state->independent_blend_enable) {
721 		for (int i = 0; i < 8; i++) {
722 			if (state->rt[i].blend_enable) {
723 				color_control |= S_028808_TARGET_BLEND_ENABLE(1 << i);
724 			}
725 			target_mask |= (state->rt[i].colormask << (4 * i));
726 		}
727 	} else {
728 		for (int i = 0; i < 8; i++) {
729 			if (state->rt[0].blend_enable) {
730 				color_control |= S_028808_TARGET_BLEND_ENABLE(1 << i);
731 			}
732 			target_mask |= (state->rt[0].colormask << (4 * i));
733 		}
734 	}
735 
736 	if (target_mask)
737 		color_control |= S_028808_SPECIAL_OP(mode);
738 	else
739 		color_control |= S_028808_SPECIAL_OP(V_028808_DISABLE);
740 
741 	blend->cb_target_mask = target_mask;
742 	blend->cb_color_control = color_control;
743 	/* only MRT0 has dual src blend */
744 	blend->dual_src_blend = util_blend_state_is_dual(state, 0);
745 	for (int i = 0; i < 8; i++) {
746 		/* state->rt entries > 0 only written if independent blending */
747 		const int j = state->independent_blend_enable ? i : 0;
748 
749 		unsigned eqRGB = state->rt[j].rgb_func;
750 		unsigned srcRGB = state->rt[j].rgb_src_factor;
751 		unsigned dstRGB = state->rt[j].rgb_dst_factor;
752 
753 		unsigned eqA = state->rt[j].alpha_func;
754 		unsigned srcA = state->rt[j].alpha_src_factor;
755 		unsigned dstA = state->rt[j].alpha_dst_factor;
756 		uint32_t bc = 0;
757 
758 		if (!state->rt[j].blend_enable)
759 			continue;
760 
761 		bc |= S_028804_COLOR_COMB_FCN(r600_translate_blend_function(eqRGB));
762 		bc |= S_028804_COLOR_SRCBLEND(r600_translate_blend_factor(srcRGB));
763 		bc |= S_028804_COLOR_DESTBLEND(r600_translate_blend_factor(dstRGB));
764 
765 		if (srcA != srcRGB || dstA != dstRGB || eqA != eqRGB) {
766 			bc |= S_028804_SEPARATE_ALPHA_BLEND(1);
767 			bc |= S_028804_ALPHA_COMB_FCN(r600_translate_blend_function(eqA));
768 			bc |= S_028804_ALPHA_SRCBLEND(r600_translate_blend_factor(srcA));
769 			bc |= S_028804_ALPHA_DESTBLEND(r600_translate_blend_factor(dstA));
770 		}
771 
772 		/* R600 does not support per-MRT blends */
773 		if (rctx->family > CHIP_R600)
774 			r600_pipe_state_add_reg(rstate, R_028780_CB_BLEND0_CONTROL + i * 4, bc);
775 		if (i == 0)
776 			r600_pipe_state_add_reg(rstate, R_028804_CB_BLEND_CONTROL, bc);
777 	}
778 
779 	r600_pipe_state_add_reg(rstate, R_028D44_DB_ALPHA_TO_MASK,
780 				S_028D44_ALPHA_TO_MASK_ENABLE(state->alpha_to_coverage) |
781 				S_028D44_ALPHA_TO_MASK_OFFSET0(2) |
782 				S_028D44_ALPHA_TO_MASK_OFFSET1(2) |
783 				S_028D44_ALPHA_TO_MASK_OFFSET2(2) |
784 				S_028D44_ALPHA_TO_MASK_OFFSET3(2));
785 
786 	blend->alpha_to_one = state->alpha_to_one;
787 	return rstate;
788 }
789 
790 
r600_create_blend_state(struct pipe_context * ctx,const struct pipe_blend_state * state)791 static void *r600_create_blend_state(struct pipe_context *ctx,
792 				     const struct pipe_blend_state *state)
793 {
794 	return r600_create_blend_state_mode(ctx, state, V_028808_SPECIAL_NORMAL);
795 }
796 
r600_create_dsa_state(struct pipe_context * ctx,const struct pipe_depth_stencil_alpha_state * state)797 static void *r600_create_dsa_state(struct pipe_context *ctx,
798 				   const struct pipe_depth_stencil_alpha_state *state)
799 {
800 	struct r600_context *rctx = (struct r600_context *)ctx;
801 	struct r600_pipe_dsa *dsa = CALLOC_STRUCT(r600_pipe_dsa);
802 	unsigned db_depth_control, alpha_test_control, alpha_ref;
803 	struct r600_pipe_state *rstate;
804 
805 	if (dsa == NULL) {
806 		return NULL;
807 	}
808 
809 	dsa->valuemask[0] = state->stencil[0].valuemask;
810 	dsa->valuemask[1] = state->stencil[1].valuemask;
811 	dsa->writemask[0] = state->stencil[0].writemask;
812 	dsa->writemask[1] = state->stencil[1].writemask;
813 
814 	rstate = &dsa->rstate;
815 
816 	rstate->id = R600_PIPE_STATE_DSA;
817 	db_depth_control = S_028800_Z_ENABLE(state->depth.enabled) |
818 		S_028800_Z_WRITE_ENABLE(state->depth.writemask) |
819 		S_028800_ZFUNC(state->depth.func);
820 
821 	/* stencil */
822 	if (state->stencil[0].enabled) {
823 		db_depth_control |= S_028800_STENCIL_ENABLE(1);
824 		db_depth_control |= S_028800_STENCILFUNC(state->stencil[0].func); /* translates straight */
825 		db_depth_control |= S_028800_STENCILFAIL(r600_translate_stencil_op(state->stencil[0].fail_op));
826 		db_depth_control |= S_028800_STENCILZPASS(r600_translate_stencil_op(state->stencil[0].zpass_op));
827 		db_depth_control |= S_028800_STENCILZFAIL(r600_translate_stencil_op(state->stencil[0].zfail_op));
828 
829 		if (state->stencil[1].enabled) {
830 			db_depth_control |= S_028800_BACKFACE_ENABLE(1);
831 			db_depth_control |= S_028800_STENCILFUNC_BF(state->stencil[1].func); /* translates straight */
832 			db_depth_control |= S_028800_STENCILFAIL_BF(r600_translate_stencil_op(state->stencil[1].fail_op));
833 			db_depth_control |= S_028800_STENCILZPASS_BF(r600_translate_stencil_op(state->stencil[1].zpass_op));
834 			db_depth_control |= S_028800_STENCILZFAIL_BF(r600_translate_stencil_op(state->stencil[1].zfail_op));
835 		}
836 	}
837 
838 	/* alpha */
839 	alpha_test_control = 0;
840 	alpha_ref = 0;
841 	if (state->alpha.enabled) {
842 		alpha_test_control = S_028410_ALPHA_FUNC(state->alpha.func);
843 		alpha_test_control |= S_028410_ALPHA_TEST_ENABLE(1);
844 		alpha_ref = fui(state->alpha.ref_value);
845 	}
846 	dsa->sx_alpha_test_control = alpha_test_control & 0xff;
847 	dsa->alpha_ref = alpha_ref;
848 
849 	r600_pipe_state_add_reg(rstate, R_028800_DB_DEPTH_CONTROL, db_depth_control);
850 	return rstate;
851 }
852 
r600_create_rs_state(struct pipe_context * ctx,const struct pipe_rasterizer_state * state)853 static void *r600_create_rs_state(struct pipe_context *ctx,
854 				  const struct pipe_rasterizer_state *state)
855 {
856 	struct r600_context *rctx = (struct r600_context *)ctx;
857 	struct r600_pipe_rasterizer *rs = CALLOC_STRUCT(r600_pipe_rasterizer);
858 	struct r600_pipe_state *rstate;
859 	unsigned tmp;
860 	unsigned prov_vtx = 1, polygon_dual_mode;
861 	unsigned sc_mode_cntl;
862 	float psize_min, psize_max;
863 
864 	if (rs == NULL) {
865 		return NULL;
866 	}
867 
868 	polygon_dual_mode = (state->fill_front != PIPE_POLYGON_MODE_FILL ||
869 				state->fill_back != PIPE_POLYGON_MODE_FILL);
870 
871 	if (state->flatshade_first)
872 		prov_vtx = 0;
873 
874 	rstate = &rs->rstate;
875 	rs->flatshade = state->flatshade;
876 	rs->sprite_coord_enable = state->sprite_coord_enable;
877 	rs->two_side = state->light_twoside;
878 	rs->clip_plane_enable = state->clip_plane_enable;
879 	rs->pa_sc_line_stipple = state->line_stipple_enable ?
880 				S_028A0C_LINE_PATTERN(state->line_stipple_pattern) |
881 				S_028A0C_REPEAT_COUNT(state->line_stipple_factor) : 0;
882 	rs->pa_cl_clip_cntl =
883 		S_028810_PS_UCP_MODE(3) |
884 		S_028810_ZCLIP_NEAR_DISABLE(!state->depth_clip) |
885 		S_028810_ZCLIP_FAR_DISABLE(!state->depth_clip) |
886 		S_028810_DX_LINEAR_ATTR_CLIP_ENA(1);
887 	rs->multisample_enable = state->multisample;
888 
889 	/* offset */
890 	rs->offset_units = state->offset_units;
891 	rs->offset_scale = state->offset_scale * 12.0f;
892 
893 	rstate->id = R600_PIPE_STATE_RASTERIZER;
894 	tmp = S_0286D4_FLAT_SHADE_ENA(1);
895 	if (state->sprite_coord_enable) {
896 		tmp |= S_0286D4_PNT_SPRITE_ENA(1) |
897 			S_0286D4_PNT_SPRITE_OVRD_X(2) |
898 			S_0286D4_PNT_SPRITE_OVRD_Y(3) |
899 			S_0286D4_PNT_SPRITE_OVRD_Z(0) |
900 			S_0286D4_PNT_SPRITE_OVRD_W(1);
901 		if (state->sprite_coord_mode != PIPE_SPRITE_COORD_UPPER_LEFT) {
902 			tmp |= S_0286D4_PNT_SPRITE_TOP_1(1);
903 		}
904 	}
905 	r600_pipe_state_add_reg(rstate, R_0286D4_SPI_INTERP_CONTROL_0, tmp);
906 
907 	/* point size 12.4 fixed point */
908 	tmp = r600_pack_float_12p4(state->point_size/2);
909 	r600_pipe_state_add_reg(rstate, R_028A00_PA_SU_POINT_SIZE, S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp));
910 
911 	if (state->point_size_per_vertex) {
912 		psize_min = util_get_min_point_size(state);
913 		psize_max = 8192;
914 	} else {
915 		/* Force the point size to be as if the vertex output was disabled. */
916 		psize_min = state->point_size;
917 		psize_max = state->point_size;
918 	}
919 	/* Divide by two, because 0.5 = 1 pixel. */
920 	r600_pipe_state_add_reg(rstate, R_028A04_PA_SU_POINT_MINMAX,
921 				S_028A04_MIN_SIZE(r600_pack_float_12p4(psize_min/2)) |
922 				S_028A04_MAX_SIZE(r600_pack_float_12p4(psize_max/2)));
923 
924 	tmp = r600_pack_float_12p4(state->line_width/2);
925 	r600_pipe_state_add_reg(rstate, R_028A08_PA_SU_LINE_CNTL, S_028A08_WIDTH(tmp));
926 
927 	if (rctx->chip_class >= R700) {
928 		sc_mode_cntl =
929 			S_028A4C_MSAA_ENABLE(state->multisample) |
930 			S_028A4C_FORCE_EOV_CNTDWN_ENABLE(1) |
931 			S_028A4C_FORCE_EOV_REZ_ENABLE(1) |
932 			S_028A4C_R700_ZMM_LINE_OFFSET(1) |
933 			S_028A4C_R700_VPORT_SCISSOR_ENABLE(state->scissor);
934 	} else {
935 		sc_mode_cntl =
936 			S_028A4C_MSAA_ENABLE(state->multisample) |
937 			S_028A4C_WALK_ALIGN8_PRIM_FITS_ST(1) |
938 			S_028A4C_FORCE_EOV_CNTDWN_ENABLE(1);
939 		rs->scissor_enable = state->scissor;
940 	}
941 	sc_mode_cntl |= S_028A4C_LINE_STIPPLE_ENABLE(state->line_stipple_enable);
942 
943 	r600_pipe_state_add_reg(rstate, R_028A4C_PA_SC_MODE_CNTL, sc_mode_cntl);
944 
945 	r600_pipe_state_add_reg(rstate, R_028C08_PA_SU_VTX_CNTL,
946 				S_028C08_PIX_CENTER_HALF(state->gl_rasterization_rules) |
947 				S_028C08_QUANT_MODE(V_028C08_X_1_256TH));
948 
949 	r600_pipe_state_add_reg(rstate, R_028DFC_PA_SU_POLY_OFFSET_CLAMP, fui(state->offset_clamp));
950 	r600_pipe_state_add_reg(rstate, R_028814_PA_SU_SC_MODE_CNTL,
951 				S_028814_PROVOKING_VTX_LAST(prov_vtx) |
952 				S_028814_CULL_FRONT(state->cull_face & PIPE_FACE_FRONT ? 1 : 0) |
953 				S_028814_CULL_BACK(state->cull_face & PIPE_FACE_BACK ? 1 : 0) |
954 				S_028814_FACE(!state->front_ccw) |
955 				S_028814_POLY_OFFSET_FRONT_ENABLE(state->offset_tri) |
956 				S_028814_POLY_OFFSET_BACK_ENABLE(state->offset_tri) |
957 				S_028814_POLY_OFFSET_PARA_ENABLE(state->offset_tri) |
958 				S_028814_POLY_MODE(polygon_dual_mode) |
959 				S_028814_POLYMODE_FRONT_PTYPE(r600_translate_fill(state->fill_front)) |
960 				S_028814_POLYMODE_BACK_PTYPE(r600_translate_fill(state->fill_back)));
961 	r600_pipe_state_add_reg(rstate, R_028350_SX_MISC, S_028350_MULTIPASS(state->rasterizer_discard));
962 	return rstate;
963 }
964 
r600_create_sampler_state(struct pipe_context * ctx,const struct pipe_sampler_state * state)965 static void *r600_create_sampler_state(struct pipe_context *ctx,
966 					const struct pipe_sampler_state *state)
967 {
968 	struct r600_pipe_sampler_state *ss = CALLOC_STRUCT(r600_pipe_sampler_state);
969 	union util_color uc;
970 	unsigned aniso_flag_offset = state->max_anisotropy > 1 ? 4 : 0;
971 
972 	if (ss == NULL) {
973 		return NULL;
974 	}
975 
976 	ss->seamless_cube_map = state->seamless_cube_map;
977 	ss->border_color_use = false;
978 	util_pack_color(state->border_color.f, PIPE_FORMAT_B8G8R8A8_UNORM, &uc);
979 	/* R_03C000_SQ_TEX_SAMPLER_WORD0_0 */
980 	ss->tex_sampler_words[0] = S_03C000_CLAMP_X(r600_tex_wrap(state->wrap_s)) |
981 				S_03C000_CLAMP_Y(r600_tex_wrap(state->wrap_t)) |
982 				S_03C000_CLAMP_Z(r600_tex_wrap(state->wrap_r)) |
983 				S_03C000_XY_MAG_FILTER(r600_tex_filter(state->mag_img_filter) | aniso_flag_offset) |
984 				S_03C000_XY_MIN_FILTER(r600_tex_filter(state->min_img_filter) | aniso_flag_offset) |
985 				S_03C000_MIP_FILTER(r600_tex_mipfilter(state->min_mip_filter)) |
986 				S_03C000_MAX_ANISO(r600_tex_aniso_filter(state->max_anisotropy)) |
987 				S_03C000_DEPTH_COMPARE_FUNCTION(r600_tex_compare(state->compare_func)) |
988 				S_03C000_BORDER_COLOR_TYPE(uc.ui ? V_03C000_SQ_TEX_BORDER_COLOR_REGISTER : 0);
989 	/* R_03C004_SQ_TEX_SAMPLER_WORD1_0 */
990 	ss->tex_sampler_words[1] = S_03C004_MIN_LOD(S_FIXED(CLAMP(state->min_lod, 0, 15), 6)) |
991 				S_03C004_MAX_LOD(S_FIXED(CLAMP(state->max_lod, 0, 15), 6)) |
992 				S_03C004_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 6));
993 	/* R_03C008_SQ_TEX_SAMPLER_WORD2_0 */
994 	ss->tex_sampler_words[2] = S_03C008_TYPE(1);
995 	if (uc.ui) {
996 		ss->border_color_use = true;
997 		/* R_00A400_TD_PS_SAMPLER0_BORDER_RED */
998 		ss->border_color[0] = fui(state->border_color.f[0]);
999 		/* R_00A404_TD_PS_SAMPLER0_BORDER_GREEN */
1000 		ss->border_color[1] = fui(state->border_color.f[1]);
1001 		/* R_00A408_TD_PS_SAMPLER0_BORDER_BLUE */
1002 		ss->border_color[2] = fui(state->border_color.f[2]);
1003 		/* R_00A40C_TD_PS_SAMPLER0_BORDER_ALPHA */
1004 		ss->border_color[3] = fui(state->border_color.f[3]);
1005 	}
1006 	return ss;
1007 }
1008 
r600_create_sampler_view(struct pipe_context * ctx,struct pipe_resource * texture,const struct pipe_sampler_view * state)1009 static struct pipe_sampler_view *r600_create_sampler_view(struct pipe_context *ctx,
1010 							struct pipe_resource *texture,
1011 							const struct pipe_sampler_view *state)
1012 {
1013 	struct r600_pipe_sampler_view *view = CALLOC_STRUCT(r600_pipe_sampler_view);
1014 	struct r600_texture *tmp = (struct r600_texture*)texture;
1015 	unsigned format, endian;
1016 	uint32_t word4 = 0, yuv_format = 0, pitch = 0;
1017 	unsigned char swizzle[4], array_mode = 0, tile_type = 0;
1018 	unsigned width, height, depth, offset_level, last_level;
1019 
1020 	if (view == NULL)
1021 		return NULL;
1022 
1023 	/* initialize base object */
1024 	view->base = *state;
1025 	view->base.texture = NULL;
1026 	pipe_reference(NULL, &texture->reference);
1027 	view->base.texture = texture;
1028 	view->base.reference.count = 1;
1029 	view->base.context = ctx;
1030 
1031 	swizzle[0] = state->swizzle_r;
1032 	swizzle[1] = state->swizzle_g;
1033 	swizzle[2] = state->swizzle_b;
1034 	swizzle[3] = state->swizzle_a;
1035 
1036 	format = r600_translate_texformat(ctx->screen, state->format,
1037 					  swizzle,
1038 					  &word4, &yuv_format);
1039 	assert(format != ~0);
1040 	if (format == ~0) {
1041 		FREE(view);
1042 		return NULL;
1043 	}
1044 
1045 	if (tmp->is_depth && !tmp->is_flushing_texture) {
1046 		if (!r600_init_flushed_depth_texture(ctx, texture, NULL)) {
1047 			FREE(view);
1048 			return NULL;
1049 		}
1050 		tmp = tmp->flushed_depth_texture;
1051 	}
1052 
1053 	endian = r600_colorformat_endian_swap(format);
1054 
1055 	offset_level = state->u.tex.first_level;
1056 	last_level = state->u.tex.last_level - offset_level;
1057 	width = tmp->surface.level[offset_level].npix_x;
1058 	height = tmp->surface.level[offset_level].npix_y;
1059 	depth = tmp->surface.level[offset_level].npix_z;
1060 	pitch = tmp->surface.level[offset_level].nblk_x * util_format_get_blockwidth(state->format);
1061 	tile_type = tmp->tile_type;
1062 
1063 	if (texture->target == PIPE_TEXTURE_1D_ARRAY) {
1064 		height = 1;
1065 		depth = texture->array_size;
1066 	} else if (texture->target == PIPE_TEXTURE_2D_ARRAY) {
1067 		depth = texture->array_size;
1068 	}
1069 	switch (tmp->surface.level[offset_level].mode) {
1070 	case RADEON_SURF_MODE_LINEAR_ALIGNED:
1071 		array_mode = V_038000_ARRAY_LINEAR_ALIGNED;
1072 		break;
1073 	case RADEON_SURF_MODE_1D:
1074 		array_mode = V_038000_ARRAY_1D_TILED_THIN1;
1075 		break;
1076 	case RADEON_SURF_MODE_2D:
1077 		array_mode = V_038000_ARRAY_2D_TILED_THIN1;
1078 		break;
1079 	case RADEON_SURF_MODE_LINEAR:
1080 	default:
1081 		array_mode = V_038000_ARRAY_LINEAR_GENERAL;
1082 		break;
1083 	}
1084 
1085 	view->tex_resource = &tmp->resource;
1086 	view->tex_resource_words[0] = (S_038000_DIM(r600_tex_dim(texture->target, texture->nr_samples)) |
1087 				       S_038000_TILE_MODE(array_mode) |
1088 				       S_038000_TILE_TYPE(tile_type) |
1089 				       S_038000_PITCH((pitch / 8) - 1) |
1090 				       S_038000_TEX_WIDTH(width - 1));
1091 	view->tex_resource_words[1] = (S_038004_TEX_HEIGHT(height - 1) |
1092 				       S_038004_TEX_DEPTH(depth - 1) |
1093 				       S_038004_DATA_FORMAT(format));
1094 	view->tex_resource_words[2] = tmp->surface.level[offset_level].offset >> 8;
1095 	if (offset_level >= tmp->surface.last_level) {
1096 		view->tex_resource_words[3] = tmp->surface.level[offset_level].offset >> 8;
1097 	} else {
1098 		view->tex_resource_words[3] = tmp->surface.level[offset_level + 1].offset >> 8;
1099 	}
1100 	view->tex_resource_words[4] = (word4 |
1101 				       S_038010_SRF_MODE_ALL(V_038010_SRF_MODE_ZERO_CLAMP_MINUS_ONE) |
1102 				       S_038010_REQUEST_SIZE(1) |
1103 				       S_038010_ENDIAN_SWAP(endian) |
1104 				       S_038010_BASE_LEVEL(0));
1105 	view->tex_resource_words[5] = (S_038014_BASE_ARRAY(state->u.tex.first_layer) |
1106 				       S_038014_LAST_ARRAY(state->u.tex.last_layer));
1107 	if (texture->nr_samples > 1) {
1108 		/* LAST_LEVEL holds log2(nr_samples) for multisample textures */
1109 		view->tex_resource_words[5] |= S_038014_LAST_LEVEL(util_logbase2(texture->nr_samples));
1110 	} else {
1111 		view->tex_resource_words[5] |= S_038014_LAST_LEVEL(last_level);
1112 	}
1113 	view->tex_resource_words[6] = (S_038018_TYPE(V_038010_SQ_TEX_VTX_VALID_TEXTURE) |
1114 				       S_038018_MAX_ANISO(4 /* max 16 samples */));
1115 	return &view->base;
1116 }
1117 
r600_set_vs_sampler_views(struct pipe_context * ctx,unsigned count,struct pipe_sampler_view ** views)1118 static void r600_set_vs_sampler_views(struct pipe_context *ctx, unsigned count,
1119 				      struct pipe_sampler_view **views)
1120 {
1121 	r600_set_sampler_views(ctx, PIPE_SHADER_VERTEX, 0, count, views);
1122 }
1123 
r600_set_ps_sampler_views(struct pipe_context * ctx,unsigned count,struct pipe_sampler_view ** views)1124 static void r600_set_ps_sampler_views(struct pipe_context *ctx, unsigned count,
1125 				      struct pipe_sampler_view **views)
1126 {
1127 	r600_set_sampler_views(ctx, PIPE_SHADER_FRAGMENT, 0, count, views);
1128 }
1129 
r600_set_clip_state(struct pipe_context * ctx,const struct pipe_clip_state * state)1130 static void r600_set_clip_state(struct pipe_context *ctx,
1131 				const struct pipe_clip_state *state)
1132 {
1133 	struct r600_context *rctx = (struct r600_context *)ctx;
1134 	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
1135 	struct pipe_constant_buffer cb;
1136 
1137 	if (rstate == NULL)
1138 		return;
1139 
1140 	rctx->clip = *state;
1141 	rstate->id = R600_PIPE_STATE_CLIP;
1142 	for (int i = 0; i < 6; i++) {
1143 		r600_pipe_state_add_reg(rstate,
1144 					R_028E20_PA_CL_UCP0_X + i * 16,
1145 					fui(state->ucp[i][0]));
1146 		r600_pipe_state_add_reg(rstate,
1147 					R_028E24_PA_CL_UCP0_Y + i * 16,
1148 					fui(state->ucp[i][1]) );
1149 		r600_pipe_state_add_reg(rstate,
1150 					R_028E28_PA_CL_UCP0_Z + i * 16,
1151 					fui(state->ucp[i][2]));
1152 		r600_pipe_state_add_reg(rstate,
1153 					R_028E2C_PA_CL_UCP0_W + i * 16,
1154 					fui(state->ucp[i][3]));
1155 	}
1156 
1157 	free(rctx->states[R600_PIPE_STATE_CLIP]);
1158 	rctx->states[R600_PIPE_STATE_CLIP] = rstate;
1159 	r600_context_pipe_state_set(rctx, rstate);
1160 
1161 	cb.buffer = NULL;
1162 	cb.user_buffer = state->ucp;
1163 	cb.buffer_offset = 0;
1164 	cb.buffer_size = 4*4*8;
1165 	r600_set_constant_buffer(ctx, PIPE_SHADER_VERTEX, 1, &cb);
1166 	pipe_resource_reference(&cb.buffer, NULL);
1167 }
1168 
r600_set_polygon_stipple(struct pipe_context * ctx,const struct pipe_poly_stipple * state)1169 static void r600_set_polygon_stipple(struct pipe_context *ctx,
1170 					 const struct pipe_poly_stipple *state)
1171 {
1172 }
1173 
r600_set_scissor_state(struct r600_context * rctx,const struct pipe_scissor_state * state)1174 void r600_set_scissor_state(struct r600_context *rctx,
1175 			    const struct pipe_scissor_state *state)
1176 {
1177 	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
1178 	uint32_t tl, br;
1179 
1180 	if (rstate == NULL)
1181 		return;
1182 
1183 	rstate->id = R600_PIPE_STATE_SCISSOR;
1184 	tl = S_028240_TL_X(state->minx) | S_028240_TL_Y(state->miny) | S_028240_WINDOW_OFFSET_DISABLE(1);
1185 	br = S_028244_BR_X(state->maxx) | S_028244_BR_Y(state->maxy);
1186 	r600_pipe_state_add_reg(rstate,
1187 				R_028250_PA_SC_VPORT_SCISSOR_0_TL, tl);
1188 	r600_pipe_state_add_reg(rstate,
1189 				R_028254_PA_SC_VPORT_SCISSOR_0_BR, br);
1190 
1191 	free(rctx->states[R600_PIPE_STATE_SCISSOR]);
1192 	rctx->states[R600_PIPE_STATE_SCISSOR] = rstate;
1193 	r600_context_pipe_state_set(rctx, rstate);
1194 }
1195 
r600_pipe_set_scissor_state(struct pipe_context * ctx,const struct pipe_scissor_state * state)1196 static void r600_pipe_set_scissor_state(struct pipe_context *ctx,
1197 					const struct pipe_scissor_state *state)
1198 {
1199 	struct r600_context *rctx = (struct r600_context *)ctx;
1200 
1201 	if (rctx->chip_class == R600) {
1202 		rctx->scissor_state = *state;
1203 
1204 		if (!rctx->scissor_enable)
1205 			return;
1206 	}
1207 
1208 	r600_set_scissor_state(rctx, state);
1209 }
1210 
r600_set_viewport_state(struct pipe_context * ctx,const struct pipe_viewport_state * state)1211 static void r600_set_viewport_state(struct pipe_context *ctx,
1212 					const struct pipe_viewport_state *state)
1213 {
1214 	struct r600_context *rctx = (struct r600_context *)ctx;
1215 	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
1216 
1217 	if (rstate == NULL)
1218 		return;
1219 
1220 	rctx->viewport = *state;
1221 	rstate->id = R600_PIPE_STATE_VIEWPORT;
1222 	r600_pipe_state_add_reg(rstate, R_02843C_PA_CL_VPORT_XSCALE_0, fui(state->scale[0]));
1223 	r600_pipe_state_add_reg(rstate, R_028444_PA_CL_VPORT_YSCALE_0, fui(state->scale[1]));
1224 	r600_pipe_state_add_reg(rstate, R_02844C_PA_CL_VPORT_ZSCALE_0, fui(state->scale[2]));
1225 	r600_pipe_state_add_reg(rstate, R_028440_PA_CL_VPORT_XOFFSET_0, fui(state->translate[0]));
1226 	r600_pipe_state_add_reg(rstate, R_028448_PA_CL_VPORT_YOFFSET_0, fui(state->translate[1]));
1227 	r600_pipe_state_add_reg(rstate, R_028450_PA_CL_VPORT_ZOFFSET_0, fui(state->translate[2]));
1228 
1229 	free(rctx->states[R600_PIPE_STATE_VIEWPORT]);
1230 	rctx->states[R600_PIPE_STATE_VIEWPORT] = rstate;
1231 	r600_context_pipe_state_set(rctx, rstate);
1232 }
1233 
r600_buffer_create_helper(struct r600_screen * rscreen,unsigned size,unsigned alignment)1234 static struct r600_resource *r600_buffer_create_helper(struct r600_screen *rscreen,
1235 						       unsigned size, unsigned alignment)
1236 {
1237 	struct pipe_resource buffer;
1238 
1239 	memset(&buffer, 0, sizeof buffer);
1240 	buffer.target = PIPE_BUFFER;
1241 	buffer.format = PIPE_FORMAT_R8_UNORM;
1242 	buffer.bind = PIPE_BIND_CUSTOM;
1243 	buffer.usage = PIPE_USAGE_STATIC;
1244 	buffer.flags = 0;
1245 	buffer.width0 = size;
1246 	buffer.height0 = 1;
1247 	buffer.depth0 = 1;
1248 	buffer.array_size = 1;
1249 
1250 	return (struct r600_resource*)
1251 		r600_buffer_create(&rscreen->screen, &buffer, alignment);
1252 }
1253 
r600_init_color_surface(struct r600_context * rctx,struct r600_surface * surf,bool force_cmask_fmask)1254 static void r600_init_color_surface(struct r600_context *rctx,
1255 				    struct r600_surface *surf,
1256 				    bool force_cmask_fmask)
1257 {
1258 	struct r600_screen *rscreen = rctx->screen;
1259 	struct r600_texture *rtex = (struct r600_texture*)surf->base.texture;
1260 	unsigned level = surf->base.u.tex.level;
1261 	unsigned pitch, slice;
1262 	unsigned color_info;
1263 	unsigned format, swap, ntype, endian;
1264 	unsigned offset;
1265 	const struct util_format_description *desc;
1266 	int i;
1267 	bool blend_bypass = 0, blend_clamp = 1;
1268 
1269 	if (rtex->is_depth && !rtex->is_flushing_texture) {
1270 		r600_init_flushed_depth_texture(&rctx->context, surf->base.texture, NULL);
1271 		rtex = rtex->flushed_depth_texture;
1272 		assert(rtex);
1273 	}
1274 
1275 	offset = rtex->surface.level[level].offset;
1276 	if (rtex->surface.level[level].mode < RADEON_SURF_MODE_1D) {
1277 		offset += rtex->surface.level[level].slice_size *
1278 			  surf->base.u.tex.first_layer;
1279 	}
1280 	pitch = rtex->surface.level[level].nblk_x / 8 - 1;
1281 	slice = (rtex->surface.level[level].nblk_x * rtex->surface.level[level].nblk_y) / 64;
1282 	if (slice) {
1283 		slice = slice - 1;
1284 	}
1285 	color_info = 0;
1286 	switch (rtex->surface.level[level].mode) {
1287 	case RADEON_SURF_MODE_LINEAR_ALIGNED:
1288 		color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_LINEAR_ALIGNED);
1289 		break;
1290 	case RADEON_SURF_MODE_1D:
1291 		color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_1D_TILED_THIN1);
1292 		break;
1293 	case RADEON_SURF_MODE_2D:
1294 		color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_2D_TILED_THIN1);
1295 		break;
1296 	case RADEON_SURF_MODE_LINEAR:
1297 	default:
1298 		color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_LINEAR_GENERAL);
1299 		break;
1300 	}
1301 
1302 	desc = util_format_description(surf->base.format);
1303 
1304 	for (i = 0; i < 4; i++) {
1305 		if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) {
1306 			break;
1307 		}
1308 	}
1309 
1310 	ntype = V_0280A0_NUMBER_UNORM;
1311 	if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB)
1312 		ntype = V_0280A0_NUMBER_SRGB;
1313 	else if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
1314 		if (desc->channel[i].normalized)
1315 			ntype = V_0280A0_NUMBER_SNORM;
1316 		else if (desc->channel[i].pure_integer)
1317 			ntype = V_0280A0_NUMBER_SINT;
1318 	} else if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) {
1319 		if (desc->channel[i].normalized)
1320 			ntype = V_0280A0_NUMBER_UNORM;
1321 		else if (desc->channel[i].pure_integer)
1322 			ntype = V_0280A0_NUMBER_UINT;
1323 	}
1324 
1325 	format = r600_translate_colorformat(surf->base.format);
1326 	assert(format != ~0);
1327 
1328 	swap = r600_translate_colorswap(surf->base.format);
1329 	assert(swap != ~0);
1330 
1331 	if (rtex->resource.b.b.usage == PIPE_USAGE_STAGING) {
1332 		endian = ENDIAN_NONE;
1333 	} else {
1334 		endian = r600_colorformat_endian_swap(format);
1335 	}
1336 
1337 	/* set blend bypass according to docs if SINT/UINT or
1338 	   8/24 COLOR variants */
1339 	if (ntype == V_0280A0_NUMBER_UINT || ntype == V_0280A0_NUMBER_SINT ||
1340 	    format == V_0280A0_COLOR_8_24 || format == V_0280A0_COLOR_24_8 ||
1341 	    format == V_0280A0_COLOR_X24_8_32_FLOAT) {
1342 		blend_clamp = 0;
1343 		blend_bypass = 1;
1344 	}
1345 
1346 	surf->alphatest_bypass = ntype == V_0280A0_NUMBER_UINT || ntype == V_0280A0_NUMBER_SINT;
1347 
1348 	color_info |= S_0280A0_FORMAT(format) |
1349 		S_0280A0_COMP_SWAP(swap) |
1350 		S_0280A0_BLEND_BYPASS(blend_bypass) |
1351 		S_0280A0_BLEND_CLAMP(blend_clamp) |
1352 		S_0280A0_NUMBER_TYPE(ntype) |
1353 		S_0280A0_ENDIAN(endian);
1354 
1355 	/* EXPORT_NORM is an optimzation that can be enabled for better
1356 	 * performance in certain cases
1357 	 */
1358 	if (rctx->chip_class == R600) {
1359 		/* EXPORT_NORM can be enabled if:
1360 		 * - 11-bit or smaller UNORM/SNORM/SRGB
1361 		 * - BLEND_CLAMP is enabled
1362 		 * - BLEND_FLOAT32 is disabled
1363 		 */
1364 		if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS &&
1365 		    (desc->channel[i].size < 12 &&
1366 		     desc->channel[i].type != UTIL_FORMAT_TYPE_FLOAT &&
1367 		     ntype != V_0280A0_NUMBER_UINT &&
1368 		     ntype != V_0280A0_NUMBER_SINT) &&
1369 		    G_0280A0_BLEND_CLAMP(color_info) &&
1370 		    !G_0280A0_BLEND_FLOAT32(color_info)) {
1371 			color_info |= S_0280A0_SOURCE_FORMAT(V_0280A0_EXPORT_NORM);
1372 			surf->export_16bpc = true;
1373 		}
1374 	} else {
1375 		/* EXPORT_NORM can be enabled if:
1376 		 * - 11-bit or smaller UNORM/SNORM/SRGB
1377 		 * - 16-bit or smaller FLOAT
1378 		 */
1379 		if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS &&
1380 		    ((desc->channel[i].size < 12 &&
1381 		      desc->channel[i].type != UTIL_FORMAT_TYPE_FLOAT &&
1382 		      ntype != V_0280A0_NUMBER_UINT && ntype != V_0280A0_NUMBER_SINT) ||
1383 		    (desc->channel[i].size < 17 &&
1384 		     desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT))) {
1385 			color_info |= S_0280A0_SOURCE_FORMAT(V_0280A0_EXPORT_NORM);
1386 			surf->export_16bpc = true;
1387 		}
1388 	}
1389 
1390 	/* These might not always be initialized to zero. */
1391 	surf->cb_color_base = offset >> 8;
1392 	surf->cb_color_size = S_028060_PITCH_TILE_MAX(pitch) |
1393 			      S_028060_SLICE_TILE_MAX(slice);
1394 	surf->cb_color_fmask = surf->cb_color_base;
1395 	surf->cb_color_cmask = surf->cb_color_base;
1396 	surf->cb_color_mask = 0;
1397 
1398 	pipe_resource_reference((struct pipe_resource**)&surf->cb_buffer_cmask,
1399 				&rtex->resource.b.b);
1400 	pipe_resource_reference((struct pipe_resource**)&surf->cb_buffer_fmask,
1401 				&rtex->resource.b.b);
1402 
1403 	if (rtex->cmask_size) {
1404 		surf->cb_color_cmask = rtex->cmask_offset >> 8;
1405 		surf->cb_color_mask |= S_028100_CMASK_BLOCK_MAX(rtex->cmask_slice_tile_max);
1406 
1407 		if (rtex->fmask_size) {
1408 			color_info |= S_0280A0_TILE_MODE(V_0280A0_FRAG_ENABLE);
1409 			surf->cb_color_fmask = rtex->fmask_offset >> 8;
1410 			surf->cb_color_mask |= S_028100_FMASK_TILE_MAX(slice);
1411 		} else { /* cmask only */
1412 			color_info |= S_0280A0_TILE_MODE(V_0280A0_CLEAR_ENABLE);
1413 		}
1414 	} else if (force_cmask_fmask) {
1415 		/* Allocate dummy FMASK and CMASK if they aren't allocated already.
1416 		 *
1417 		 * R6xx needs FMASK and CMASK for the destination buffer of color resolve,
1418 		 * otherwise it hangs. We don't have FMASK and CMASK pre-allocated,
1419 		 * because it's not an MSAA buffer.
1420 		 */
1421 		struct r600_cmask_info cmask;
1422 		struct r600_fmask_info fmask;
1423 
1424 		r600_texture_get_cmask_info(rscreen, rtex, &cmask);
1425 		r600_texture_get_fmask_info(rscreen, rtex, 8, &fmask);
1426 
1427 		/* CMASK. */
1428 		if (!rctx->dummy_cmask ||
1429 		    rctx->dummy_cmask->buf->size < cmask.size ||
1430 		    rctx->dummy_cmask->buf->alignment % cmask.alignment != 0) {
1431 			struct pipe_transfer *transfer;
1432 			void *ptr;
1433 
1434 			pipe_resource_reference((struct pipe_resource**)&rctx->dummy_cmask, NULL);
1435 			rctx->dummy_cmask = r600_buffer_create_helper(rscreen, cmask.size, cmask.alignment);
1436 
1437 			/* Set the contents to 0xCC. */
1438 			ptr = pipe_buffer_map(&rctx->context, &rctx->dummy_cmask->b.b, PIPE_TRANSFER_WRITE, &transfer);
1439 			memset(ptr, 0xCC, cmask.size);
1440 			pipe_buffer_unmap(&rctx->context, transfer);
1441 		}
1442 		pipe_resource_reference((struct pipe_resource**)&surf->cb_buffer_cmask,
1443 					&rctx->dummy_cmask->b.b);
1444 
1445 		/* FMASK. */
1446 		if (!rctx->dummy_fmask ||
1447 		    rctx->dummy_fmask->buf->size < fmask.size ||
1448 		    rctx->dummy_fmask->buf->alignment % fmask.alignment != 0) {
1449 			pipe_resource_reference((struct pipe_resource**)&rctx->dummy_fmask, NULL);
1450 			rctx->dummy_fmask = r600_buffer_create_helper(rscreen, fmask.size, fmask.alignment);
1451 
1452 		}
1453 		pipe_resource_reference((struct pipe_resource**)&surf->cb_buffer_fmask,
1454 					&rctx->dummy_fmask->b.b);
1455 
1456 		/* Init the registers. */
1457 		color_info |= S_0280A0_TILE_MODE(V_0280A0_FRAG_ENABLE);
1458 		surf->cb_color_cmask = 0;
1459 		surf->cb_color_fmask = 0;
1460 		surf->cb_color_mask = S_028100_CMASK_BLOCK_MAX(cmask.slice_tile_max) |
1461 				      S_028100_FMASK_TILE_MAX(slice);
1462 	}
1463 
1464 	surf->cb_color_info = color_info;
1465 
1466 	if (rtex->surface.level[level].mode < RADEON_SURF_MODE_1D) {
1467 		surf->cb_color_view = 0;
1468 	} else {
1469 		surf->cb_color_view = S_028080_SLICE_START(surf->base.u.tex.first_layer) |
1470 				      S_028080_SLICE_MAX(surf->base.u.tex.last_layer);
1471 	}
1472 
1473 	surf->color_initialized = true;
1474 }
1475 
r600_init_depth_surface(struct r600_context * rctx,struct r600_surface * surf)1476 static void r600_init_depth_surface(struct r600_context *rctx,
1477 				    struct r600_surface *surf)
1478 {
1479 	struct r600_texture *rtex = (struct r600_texture*)surf->base.texture;
1480 	unsigned level, pitch, slice, format, offset, array_mode;
1481 
1482 	level = surf->base.u.tex.level;
1483 	offset = rtex->surface.level[level].offset;
1484 	pitch = rtex->surface.level[level].nblk_x / 8 - 1;
1485 	slice = (rtex->surface.level[level].nblk_x * rtex->surface.level[level].nblk_y) / 64;
1486 	if (slice) {
1487 		slice = slice - 1;
1488 	}
1489 	switch (rtex->surface.level[level].mode) {
1490 	case RADEON_SURF_MODE_2D:
1491 		array_mode = V_0280A0_ARRAY_2D_TILED_THIN1;
1492 		break;
1493 	case RADEON_SURF_MODE_1D:
1494 	case RADEON_SURF_MODE_LINEAR_ALIGNED:
1495 	case RADEON_SURF_MODE_LINEAR:
1496 	default:
1497 		array_mode = V_0280A0_ARRAY_1D_TILED_THIN1;
1498 		break;
1499 	}
1500 
1501 	format = r600_translate_dbformat(surf->base.format);
1502 	assert(format != ~0);
1503 
1504 	surf->db_depth_info = S_028010_ARRAY_MODE(array_mode) | S_028010_FORMAT(format);
1505 	surf->db_depth_base = offset >> 8;
1506 	surf->db_depth_view = S_028004_SLICE_START(surf->base.u.tex.first_layer) |
1507 			      S_028004_SLICE_MAX(surf->base.u.tex.last_layer);
1508 	surf->db_depth_size = S_028000_PITCH_TILE_MAX(pitch) | S_028000_SLICE_TILE_MAX(slice);
1509 	surf->db_prefetch_limit = (rtex->surface.level[level].nblk_y / 8) - 1;
1510 
1511 	surf->depth_initialized = true;
1512 }
1513 
1514 #define FILL_SREG(s0x, s0y, s1x, s1y, s2x, s2y, s3x, s3y)  \
1515 	(((s0x) & 0xf) | (((s0y) & 0xf) << 4) |		   \
1516 	(((s1x) & 0xf) << 8) | (((s1y) & 0xf) << 12) |	   \
1517 	(((s2x) & 0xf) << 16) | (((s2y) & 0xf) << 20) |	   \
1518 	 (((s3x) & 0xf) << 24) | (((s3y) & 0xf) << 28))
1519 
r600_set_ms_pos(struct pipe_context * ctx,struct r600_pipe_state * rstate,int nsample)1520 static uint32_t r600_set_ms_pos(struct pipe_context *ctx, struct r600_pipe_state *rstate, int nsample)
1521 {
1522 	static uint32_t sample_locs_2x[] = {
1523 		FILL_SREG(-4, 4, 4, -4, -4, 4, 4, -4),
1524 		FILL_SREG(-4, 4, 4, -4, -4, 4, 4, -4),
1525 	};
1526 	static unsigned max_dist_2x = 4;
1527 	static uint32_t sample_locs_4x[] = {
1528 		FILL_SREG(-2, -2, 2, 2, -6, 6, 6, -6),
1529 		FILL_SREG(-2, -2, 2, 2, -6, 6, 6, -6),
1530 	};
1531 	static unsigned max_dist_4x = 6;
1532 	static uint32_t sample_locs_8x[] = {
1533 		FILL_SREG(-2, -5, 3, -4, -1, 5, -6, -2),
1534 		FILL_SREG( 6,  0, 0,  0, -5, 3,  4,  4),
1535 	};
1536 	static unsigned max_dist_8x = 8;
1537 	struct r600_context *rctx = (struct r600_context *)ctx;
1538 
1539 	if (rctx->family == CHIP_R600) {
1540 		switch (nsample) {
1541 		case 0:
1542 		case 1:
1543 			return 0;
1544 		case 2:
1545 			r600_pipe_state_add_reg(rstate, R_008B40_PA_SC_AA_SAMPLE_LOCS_2S, sample_locs_2x[0]);
1546 			return max_dist_2x;
1547 		case 4:
1548 			r600_pipe_state_add_reg(rstate, R_008B44_PA_SC_AA_SAMPLE_LOCS_4S, sample_locs_4x[0]);
1549 			return max_dist_4x;
1550 		case 8:
1551 			r600_pipe_state_add_reg(rstate, R_008B48_PA_SC_AA_SAMPLE_LOCS_8S_WD0, sample_locs_8x[0]);
1552 			r600_pipe_state_add_reg(rstate, R_008B4C_PA_SC_AA_SAMPLE_LOCS_8S_WD1, sample_locs_8x[1]);
1553 			return max_dist_8x;
1554 		}
1555 	} else {
1556 		switch (nsample) {
1557 		case 0:
1558 		case 1:
1559 			r600_pipe_state_add_reg(rstate, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 0);
1560 			r600_pipe_state_add_reg(rstate, R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX, 0);
1561 			return 0;
1562 		case 2:
1563 			r600_pipe_state_add_reg(rstate, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, sample_locs_2x[0]);
1564 			r600_pipe_state_add_reg(rstate, R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX, sample_locs_2x[1]);
1565 			return max_dist_2x;
1566 		case 4:
1567 			r600_pipe_state_add_reg(rstate, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, sample_locs_4x[0]);
1568 			r600_pipe_state_add_reg(rstate, R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX, sample_locs_4x[1]);
1569 			return max_dist_4x;
1570 		case 8:
1571 			r600_pipe_state_add_reg(rstate, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, sample_locs_8x[0]);
1572 			r600_pipe_state_add_reg(rstate, R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX, sample_locs_8x[1]);
1573 			return max_dist_8x;
1574 		}
1575 	}
1576 	R600_ERR("Invalid nr_samples %i\n", nsample);
1577 	return 0;
1578 }
1579 
r600_set_framebuffer_state(struct pipe_context * ctx,const struct pipe_framebuffer_state * state)1580 static void r600_set_framebuffer_state(struct pipe_context *ctx,
1581 					const struct pipe_framebuffer_state *state)
1582 {
1583 	struct r600_context *rctx = (struct r600_context *)ctx;
1584 	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
1585 	struct r600_surface *surf;
1586 	struct r600_resource *res;
1587 	struct r600_texture *rtex;
1588 	uint32_t tl, br, i, nr_samples, max_dist;
1589 	bool is_resolve = state->nr_cbufs == 2 &&
1590 			  state->cbufs[0]->texture->nr_samples > 1 &&
1591 		          state->cbufs[1]->texture->nr_samples <= 1;
1592 	/* The resolve buffer must have CMASK and FMASK to prevent hardlocks on R6xx. */
1593 	bool cb1_force_cmask_fmask = rctx->chip_class == R600 && is_resolve;
1594 
1595 	if (rstate == NULL)
1596 		return;
1597 
1598 	r600_flush_framebuffer(rctx, false);
1599 
1600 	/* unreference old buffer and reference new one */
1601 	rstate->id = R600_PIPE_STATE_FRAMEBUFFER;
1602 
1603 	util_copy_framebuffer_state(&rctx->framebuffer, state);
1604 
1605 	/* Colorbuffers. */
1606 	rctx->export_16bpc = true;
1607 	rctx->nr_cbufs = state->nr_cbufs;
1608 	rctx->cb0_is_integer = state->nr_cbufs &&
1609 			       util_format_is_pure_integer(state->cbufs[0]->format);
1610 	rctx->compressed_cb_mask = 0;
1611 
1612 	for (i = 0; i < state->nr_cbufs; i++) {
1613 		bool force_cmask_fmask = cb1_force_cmask_fmask && i == 1;
1614 		surf = (struct r600_surface*)state->cbufs[i];
1615 		res = (struct r600_resource*)surf->base.texture;
1616 		rtex = (struct r600_texture*)res;
1617 
1618 		r600_context_add_resource_size(ctx, state->cbufs[i]->texture);
1619 
1620 		if (!surf->color_initialized || force_cmask_fmask) {
1621 			r600_init_color_surface(rctx, surf, force_cmask_fmask);
1622 			if (force_cmask_fmask) {
1623 				/* re-initialize later without compression */
1624 				surf->color_initialized = false;
1625 			}
1626 		}
1627 
1628 		if (!surf->export_16bpc) {
1629 			rctx->export_16bpc = false;
1630 		}
1631 
1632 		r600_pipe_state_add_reg_bo(rstate, R_028040_CB_COLOR0_BASE + i * 4,
1633 					   surf->cb_color_base, res, RADEON_USAGE_READWRITE);
1634 		r600_pipe_state_add_reg_bo(rstate, R_0280A0_CB_COLOR0_INFO + i * 4,
1635 					   surf->cb_color_info, res, RADEON_USAGE_READWRITE);
1636 		r600_pipe_state_add_reg(rstate, R_028060_CB_COLOR0_SIZE + i * 4,
1637 					surf->cb_color_size);
1638 		r600_pipe_state_add_reg(rstate, R_028080_CB_COLOR0_VIEW + i * 4,
1639 					surf->cb_color_view);
1640 		r600_pipe_state_add_reg_bo(rstate, R_0280E0_CB_COLOR0_FRAG + i * 4,
1641 					   surf->cb_color_fmask, surf->cb_buffer_fmask,
1642 					   RADEON_USAGE_READWRITE);
1643 		r600_pipe_state_add_reg_bo(rstate, R_0280C0_CB_COLOR0_TILE + i * 4,
1644 					   surf->cb_color_cmask, surf->cb_buffer_cmask,
1645 					   RADEON_USAGE_READWRITE);
1646 		r600_pipe_state_add_reg(rstate, R_028100_CB_COLOR0_MASK + i * 4,
1647 					surf->cb_color_mask);
1648 
1649 		if (rtex->fmask_size && rtex->cmask_size) {
1650 			rctx->compressed_cb_mask |= 1 << i;
1651 		}
1652 	}
1653 	/* set CB_COLOR1_INFO for possible dual-src blending */
1654 	if (i == 1) {
1655 		r600_pipe_state_add_reg_bo(rstate, R_0280A0_CB_COLOR0_INFO + 1 * 4,
1656 					   surf->cb_color_info, res, RADEON_USAGE_READWRITE);
1657 		i++;
1658 	}
1659 	for (; i < 8 ; i++) {
1660 		r600_pipe_state_add_reg(rstate, R_0280A0_CB_COLOR0_INFO + i * 4, 0);
1661 	}
1662 
1663 	/* Update alpha-test state dependencies.
1664 	 * Alpha-test is done on the first colorbuffer only. */
1665 	if (state->nr_cbufs) {
1666 		surf = (struct r600_surface*)state->cbufs[0];
1667 		if (rctx->alphatest_state.bypass != surf->alphatest_bypass) {
1668 			rctx->alphatest_state.bypass = surf->alphatest_bypass;
1669 			r600_atom_dirty(rctx, &rctx->alphatest_state.atom);
1670 		}
1671 	}
1672 
1673 	/* ZS buffer. */
1674 	if (state->zsbuf) {
1675 		surf = (struct r600_surface*)state->zsbuf;
1676 		res = (struct r600_resource*)surf->base.texture;
1677 
1678 		r600_context_add_resource_size(ctx, state->zsbuf->texture);
1679 
1680 		if (!surf->depth_initialized) {
1681 			r600_init_depth_surface(rctx, surf);
1682 		}
1683 
1684 		r600_pipe_state_add_reg_bo(rstate, R_02800C_DB_DEPTH_BASE, surf->db_depth_base,
1685 					   res, RADEON_USAGE_READWRITE);
1686 		r600_pipe_state_add_reg(rstate, R_028000_DB_DEPTH_SIZE, surf->db_depth_size);
1687 		r600_pipe_state_add_reg(rstate, R_028004_DB_DEPTH_VIEW, surf->db_depth_view);
1688 		r600_pipe_state_add_reg_bo(rstate, R_028010_DB_DEPTH_INFO, surf->db_depth_info,
1689 					   res, RADEON_USAGE_READWRITE);
1690 		r600_pipe_state_add_reg(rstate, R_028D34_DB_PREFETCH_LIMIT, surf->db_prefetch_limit);
1691 	}
1692 
1693 	/* Framebuffer dimensions. */
1694 	tl = S_028240_TL_X(0) | S_028240_TL_Y(0) | S_028240_WINDOW_OFFSET_DISABLE(1);
1695 	br = S_028244_BR_X(state->width) | S_028244_BR_Y(state->height);
1696 
1697 	r600_pipe_state_add_reg(rstate,
1698 				R_028204_PA_SC_WINDOW_SCISSOR_TL, tl);
1699 	r600_pipe_state_add_reg(rstate,
1700 				R_028208_PA_SC_WINDOW_SCISSOR_BR, br);
1701 
1702 	/* If we're doing MSAA resolve... */
1703 	if (is_resolve) {
1704 		r600_pipe_state_add_reg(rstate, R_0287A0_CB_SHADER_CONTROL, 1);
1705 	} else {
1706 		/* Always enable the first colorbuffer in CB_SHADER_CONTROL. This
1707 		 * will assure that the alpha-test will work even if there is
1708 		 * no colorbuffer bound. */
1709 		r600_pipe_state_add_reg(rstate, R_0287A0_CB_SHADER_CONTROL,
1710 					(1ull << MAX2(state->nr_cbufs, 1)) - 1);
1711 	}
1712 
1713 	/* Multisampling */
1714 	if (state->nr_cbufs)
1715 		nr_samples = state->cbufs[0]->texture->nr_samples;
1716 	else if (state->zsbuf)
1717 		nr_samples = state->zsbuf->texture->nr_samples;
1718 	else
1719 		nr_samples = 0;
1720 
1721 	max_dist = r600_set_ms_pos(ctx, rstate, nr_samples);
1722 
1723 	if (nr_samples > 1) {
1724 		unsigned log_samples = util_logbase2(nr_samples);
1725 
1726 		r600_pipe_state_add_reg(rstate, R_028C00_PA_SC_LINE_CNTL,
1727 					S_028C00_LAST_PIXEL(1) |
1728 					S_028C00_EXPAND_LINE_WIDTH(1));
1729 		r600_pipe_state_add_reg(rstate, R_028C04_PA_SC_AA_CONFIG,
1730 					S_028C04_MSAA_NUM_SAMPLES(log_samples) |
1731 					S_028C04_MAX_SAMPLE_DIST(max_dist));
1732 	} else {
1733 		r600_pipe_state_add_reg(rstate, R_028C00_PA_SC_LINE_CNTL, S_028C00_LAST_PIXEL(1));
1734 		r600_pipe_state_add_reg(rstate, R_028C04_PA_SC_AA_CONFIG, 0);
1735 	}
1736 
1737 	free(rctx->states[R600_PIPE_STATE_FRAMEBUFFER]);
1738 	rctx->states[R600_PIPE_STATE_FRAMEBUFFER] = rstate;
1739 	r600_context_pipe_state_set(rctx, rstate);
1740 
1741 	if (state->zsbuf) {
1742 		r600_polygon_offset_update(rctx);
1743 	}
1744 
1745 	if (rctx->cb_misc_state.nr_cbufs != state->nr_cbufs) {
1746 		rctx->cb_misc_state.nr_cbufs = state->nr_cbufs;
1747 		r600_atom_dirty(rctx, &rctx->cb_misc_state.atom);
1748 	}
1749 
1750 	if (state->nr_cbufs == 0 && rctx->alphatest_state.bypass) {
1751 		rctx->alphatest_state.bypass = false;
1752 		r600_atom_dirty(rctx, &rctx->alphatest_state.atom);
1753 	}
1754 }
1755 
r600_emit_cb_misc_state(struct r600_context * rctx,struct r600_atom * atom)1756 static void r600_emit_cb_misc_state(struct r600_context *rctx, struct r600_atom *atom)
1757 {
1758 	struct radeon_winsys_cs *cs = rctx->cs;
1759 	struct r600_cb_misc_state *a = (struct r600_cb_misc_state*)atom;
1760 
1761 	if (G_028808_SPECIAL_OP(a->cb_color_control) == V_028808_SPECIAL_RESOLVE_BOX) {
1762 		r600_write_context_reg_seq(cs, R_028238_CB_TARGET_MASK, 2);
1763 		if (rctx->chip_class == R600) {
1764 			r600_write_value(cs, 0xff); /* R_028238_CB_TARGET_MASK */
1765 			r600_write_value(cs, 0xff); /* R_02823C_CB_SHADER_MASK */
1766 		} else {
1767 			r600_write_value(cs, 0xf); /* R_028238_CB_TARGET_MASK */
1768 			r600_write_value(cs, 0xf); /* R_02823C_CB_SHADER_MASK */
1769 		}
1770 		r600_write_context_reg(cs, R_028808_CB_COLOR_CONTROL, a->cb_color_control);
1771 	} else {
1772 		unsigned fb_colormask = (1ULL << ((unsigned)a->nr_cbufs * 4)) - 1;
1773 		unsigned ps_colormask = (1ULL << ((unsigned)a->nr_ps_color_outputs * 4)) - 1;
1774 		unsigned multiwrite = a->multiwrite && a->nr_cbufs > 1;
1775 
1776 		r600_write_context_reg_seq(cs, R_028238_CB_TARGET_MASK, 2);
1777 		r600_write_value(cs, a->blend_colormask & fb_colormask); /* R_028238_CB_TARGET_MASK */
1778 		/* Always enable the first color output to make sure alpha-test works even without one. */
1779 		r600_write_value(cs, 0xf | (multiwrite ? fb_colormask : ps_colormask)); /* R_02823C_CB_SHADER_MASK */
1780 		r600_write_context_reg(cs, R_028808_CB_COLOR_CONTROL,
1781 				       a->cb_color_control |
1782 				       S_028808_MULTIWRITE_ENABLE(multiwrite));
1783 	}
1784 }
1785 
r600_emit_db_misc_state(struct r600_context * rctx,struct r600_atom * atom)1786 static void r600_emit_db_misc_state(struct r600_context *rctx, struct r600_atom *atom)
1787 {
1788 	struct radeon_winsys_cs *cs = rctx->cs;
1789 	struct r600_db_misc_state *a = (struct r600_db_misc_state*)atom;
1790 	unsigned db_render_control = 0;
1791 	unsigned db_render_override =
1792 		S_028D10_FORCE_HIZ_ENABLE(V_028D10_FORCE_DISABLE) |
1793 		S_028D10_FORCE_HIS_ENABLE0(V_028D10_FORCE_DISABLE) |
1794 		S_028D10_FORCE_HIS_ENABLE1(V_028D10_FORCE_DISABLE);
1795 
1796 	if (a->occlusion_query_enabled) {
1797 		if (rctx->chip_class >= R700) {
1798 			db_render_control |= S_028D0C_R700_PERFECT_ZPASS_COUNTS(1);
1799 		}
1800 		db_render_override |= S_028D10_NOOP_CULL_DISABLE(1);
1801 	}
1802 	if (a->flush_depthstencil_through_cb) {
1803 		assert(a->copy_depth || a->copy_stencil);
1804 
1805 		db_render_control |= S_028D0C_DEPTH_COPY_ENABLE(a->copy_depth) |
1806 				     S_028D0C_STENCIL_COPY_ENABLE(a->copy_stencil) |
1807 				     S_028D0C_COPY_CENTROID(1) |
1808 				     S_028D0C_COPY_SAMPLE(a->copy_sample);
1809 	}
1810 
1811 	r600_write_context_reg_seq(cs, R_028D0C_DB_RENDER_CONTROL, 2);
1812 	r600_write_value(cs, db_render_control); /* R_028D0C_DB_RENDER_CONTROL */
1813 	r600_write_value(cs, db_render_override); /* R_028D10_DB_RENDER_OVERRIDE */
1814 }
1815 
r600_emit_vertex_buffers(struct r600_context * rctx,struct r600_atom * atom)1816 static void r600_emit_vertex_buffers(struct r600_context *rctx, struct r600_atom *atom)
1817 {
1818 	struct radeon_winsys_cs *cs = rctx->cs;
1819 	uint32_t dirty_mask = rctx->vertex_buffer_state.dirty_mask;
1820 
1821 	while (dirty_mask) {
1822 		struct pipe_vertex_buffer *vb;
1823 		struct r600_resource *rbuffer;
1824 		unsigned offset;
1825 		unsigned buffer_index = u_bit_scan(&dirty_mask);
1826 
1827 		vb = &rctx->vertex_buffer_state.vb[buffer_index];
1828 		rbuffer = (struct r600_resource*)vb->buffer;
1829 		assert(rbuffer);
1830 
1831 		offset = vb->buffer_offset;
1832 
1833 		/* fetch resources start at index 320 */
1834 		r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 7, 0));
1835 		r600_write_value(cs, (320 + buffer_index) * 7);
1836 		r600_write_value(cs, offset); /* RESOURCEi_WORD0 */
1837 		r600_write_value(cs, rbuffer->buf->size - offset - 1); /* RESOURCEi_WORD1 */
1838 		r600_write_value(cs, /* RESOURCEi_WORD2 */
1839 				 S_038008_ENDIAN_SWAP(r600_endian_swap(32)) |
1840 				 S_038008_STRIDE(vb->stride));
1841 		r600_write_value(cs, 0); /* RESOURCEi_WORD3 */
1842 		r600_write_value(cs, 0); /* RESOURCEi_WORD4 */
1843 		r600_write_value(cs, 0); /* RESOURCEi_WORD5 */
1844 		r600_write_value(cs, 0xc0000000); /* RESOURCEi_WORD6 */
1845 
1846 		r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1847 		r600_write_value(cs, r600_context_bo_reloc(rctx, rbuffer, RADEON_USAGE_READ));
1848 	}
1849 }
1850 
r600_emit_constant_buffers(struct r600_context * rctx,struct r600_constbuf_state * state,unsigned buffer_id_base,unsigned reg_alu_constbuf_size,unsigned reg_alu_const_cache)1851 static void r600_emit_constant_buffers(struct r600_context *rctx,
1852 				       struct r600_constbuf_state *state,
1853 				       unsigned buffer_id_base,
1854 				       unsigned reg_alu_constbuf_size,
1855 				       unsigned reg_alu_const_cache)
1856 {
1857 	struct radeon_winsys_cs *cs = rctx->cs;
1858 	uint32_t dirty_mask = state->dirty_mask;
1859 
1860 	while (dirty_mask) {
1861 		struct pipe_constant_buffer *cb;
1862 		struct r600_resource *rbuffer;
1863 		unsigned offset;
1864 		unsigned buffer_index = ffs(dirty_mask) - 1;
1865 
1866 		cb = &state->cb[buffer_index];
1867 		rbuffer = (struct r600_resource*)cb->buffer;
1868 		assert(rbuffer);
1869 
1870 		offset = cb->buffer_offset;
1871 
1872 		r600_write_context_reg(cs, reg_alu_constbuf_size + buffer_index * 4,
1873 				       ALIGN_DIVUP(cb->buffer_size >> 4, 16));
1874 		r600_write_context_reg(cs, reg_alu_const_cache + buffer_index * 4, offset >> 8);
1875 
1876 		r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1877 		r600_write_value(cs, r600_context_bo_reloc(rctx, rbuffer, RADEON_USAGE_READ));
1878 
1879 		r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 7, 0));
1880 		r600_write_value(cs, (buffer_id_base + buffer_index) * 7);
1881 		r600_write_value(cs, offset); /* RESOURCEi_WORD0 */
1882 		r600_write_value(cs, rbuffer->buf->size - offset - 1); /* RESOURCEi_WORD1 */
1883 		r600_write_value(cs, /* RESOURCEi_WORD2 */
1884 				 S_038008_ENDIAN_SWAP(r600_endian_swap(32)) |
1885 				 S_038008_STRIDE(16));
1886 		r600_write_value(cs, 0); /* RESOURCEi_WORD3 */
1887 		r600_write_value(cs, 0); /* RESOURCEi_WORD4 */
1888 		r600_write_value(cs, 0); /* RESOURCEi_WORD5 */
1889 		r600_write_value(cs, 0xc0000000); /* RESOURCEi_WORD6 */
1890 
1891 		r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1892 		r600_write_value(cs, r600_context_bo_reloc(rctx, rbuffer, RADEON_USAGE_READ));
1893 
1894 		dirty_mask &= ~(1 << buffer_index);
1895 	}
1896 	state->dirty_mask = 0;
1897 }
1898 
r600_emit_vs_constant_buffers(struct r600_context * rctx,struct r600_atom * atom)1899 static void r600_emit_vs_constant_buffers(struct r600_context *rctx, struct r600_atom *atom)
1900 {
1901 	r600_emit_constant_buffers(rctx, &rctx->vs_constbuf_state, 160,
1902 				   R_028180_ALU_CONST_BUFFER_SIZE_VS_0,
1903 				   R_028980_ALU_CONST_CACHE_VS_0);
1904 }
1905 
r600_emit_ps_constant_buffers(struct r600_context * rctx,struct r600_atom * atom)1906 static void r600_emit_ps_constant_buffers(struct r600_context *rctx, struct r600_atom *atom)
1907 {
1908 	r600_emit_constant_buffers(rctx, &rctx->ps_constbuf_state, 0,
1909 				   R_028140_ALU_CONST_BUFFER_SIZE_PS_0,
1910 				   R_028940_ALU_CONST_CACHE_PS_0);
1911 }
1912 
r600_emit_sampler_views(struct r600_context * rctx,struct r600_samplerview_state * state,unsigned resource_id_base)1913 static void r600_emit_sampler_views(struct r600_context *rctx,
1914 				    struct r600_samplerview_state *state,
1915 				    unsigned resource_id_base)
1916 {
1917 	struct radeon_winsys_cs *cs = rctx->cs;
1918 	uint32_t dirty_mask = state->dirty_mask;
1919 
1920 	while (dirty_mask) {
1921 		struct r600_pipe_sampler_view *rview;
1922 		unsigned resource_index = u_bit_scan(&dirty_mask);
1923 		unsigned reloc;
1924 
1925 		rview = state->views[resource_index];
1926 		assert(rview);
1927 
1928 		r600_write_value(cs, PKT3(PKT3_SET_RESOURCE, 7, 0));
1929 		r600_write_value(cs, (resource_id_base + resource_index) * 7);
1930 		r600_write_array(cs, 7, rview->tex_resource_words);
1931 
1932 		/* XXX The kernel needs two relocations. This is stupid. */
1933 		reloc = r600_context_bo_reloc(rctx, rview->tex_resource,
1934 					      RADEON_USAGE_READ);
1935 		r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1936 		r600_write_value(cs, reloc);
1937 		r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
1938 		r600_write_value(cs, reloc);
1939 	}
1940 	state->dirty_mask = 0;
1941 }
1942 
r600_emit_vs_sampler_views(struct r600_context * rctx,struct r600_atom * atom)1943 static void r600_emit_vs_sampler_views(struct r600_context *rctx, struct r600_atom *atom)
1944 {
1945 	r600_emit_sampler_views(rctx, &rctx->vs_samplers.views, 160 + R600_MAX_CONST_BUFFERS);
1946 }
1947 
r600_emit_ps_sampler_views(struct r600_context * rctx,struct r600_atom * atom)1948 static void r600_emit_ps_sampler_views(struct r600_context *rctx, struct r600_atom *atom)
1949 {
1950 	r600_emit_sampler_views(rctx, &rctx->ps_samplers.views, R600_MAX_CONST_BUFFERS);
1951 }
1952 
r600_emit_sampler(struct r600_context * rctx,struct r600_textures_info * texinfo,unsigned resource_id_base,unsigned border_color_reg)1953 static void r600_emit_sampler(struct r600_context *rctx,
1954 				struct r600_textures_info *texinfo,
1955 				unsigned resource_id_base,
1956 				unsigned border_color_reg)
1957 {
1958 	struct radeon_winsys_cs *cs = rctx->cs;
1959 	unsigned i;
1960 
1961 	for (i = 0; i < texinfo->n_samplers; i++) {
1962 
1963 		if (texinfo->samplers[i] == NULL) {
1964 			continue;
1965 		}
1966 
1967 		/* TEX_ARRAY_OVERRIDE must be set for array textures to disable
1968 		 * filtering between layers.
1969 		 * Don't update TEX_ARRAY_OVERRIDE if we don't have the sampler view.
1970 		 */
1971 		if (texinfo->views.views[i]) {
1972 			if (texinfo->views.views[i]->base.texture->target == PIPE_TEXTURE_1D_ARRAY ||
1973 			    texinfo->views.views[i]->base.texture->target == PIPE_TEXTURE_2D_ARRAY) {
1974 				texinfo->samplers[i]->tex_sampler_words[0] |= S_03C000_TEX_ARRAY_OVERRIDE(1);
1975 				texinfo->is_array_sampler[i] = true;
1976 			} else {
1977 				texinfo->samplers[i]->tex_sampler_words[0] &= C_03C000_TEX_ARRAY_OVERRIDE;
1978 				texinfo->is_array_sampler[i] = false;
1979 			}
1980 		}
1981 
1982 		r600_write_value(cs, PKT3(PKT3_SET_SAMPLER, 3, 0));
1983 		r600_write_value(cs, (resource_id_base + i) * 3);
1984 		r600_write_array(cs, 3, texinfo->samplers[i]->tex_sampler_words);
1985 
1986 		if (texinfo->samplers[i]->border_color_use) {
1987 			unsigned offset;
1988 
1989 			offset = border_color_reg;
1990 			offset += i * 16;
1991 			r600_write_config_reg_seq(cs, offset, 4);
1992 			r600_write_array(cs, 4, texinfo->samplers[i]->border_color);
1993 		}
1994 	}
1995 }
1996 
r600_emit_vs_sampler(struct r600_context * rctx,struct r600_atom * atom)1997 static void r600_emit_vs_sampler(struct r600_context *rctx, struct r600_atom *atom)
1998 {
1999 	r600_emit_sampler(rctx, &rctx->vs_samplers, 18, R_00A600_TD_VS_SAMPLER0_BORDER_RED);
2000 }
2001 
r600_emit_ps_sampler(struct r600_context * rctx,struct r600_atom * atom)2002 static void r600_emit_ps_sampler(struct r600_context *rctx, struct r600_atom *atom)
2003 {
2004 	r600_emit_sampler(rctx, &rctx->ps_samplers, 0, R_00A400_TD_PS_SAMPLER0_BORDER_RED);
2005 }
2006 
r600_emit_seamless_cube_map(struct r600_context * rctx,struct r600_atom * atom)2007 static void r600_emit_seamless_cube_map(struct r600_context *rctx, struct r600_atom *atom)
2008 {
2009 	struct radeon_winsys_cs *cs = rctx->cs;
2010 	unsigned tmp;
2011 
2012 	tmp = S_009508_DISABLE_CUBE_ANISO(1) |
2013 		S_009508_SYNC_GRADIENT(1) |
2014 		S_009508_SYNC_WALKER(1) |
2015 		S_009508_SYNC_ALIGNER(1);
2016 	if (!rctx->seamless_cube_map.enabled) {
2017 		tmp |= S_009508_DISABLE_CUBE_WRAP(1);
2018 	}
2019 	r600_write_config_reg(cs, R_009508_TA_CNTL_AUX, tmp);
2020 }
2021 
r600_emit_sample_mask(struct r600_context * rctx,struct r600_atom * a)2022 static void r600_emit_sample_mask(struct r600_context *rctx, struct r600_atom *a)
2023 {
2024 	struct r600_sample_mask *s = (struct r600_sample_mask*)a;
2025 	uint8_t mask = s->sample_mask;
2026 
2027 	r600_write_context_reg(rctx->cs, R_028C48_PA_SC_AA_MASK,
2028 			       mask | (mask << 8) | (mask << 16) | (mask << 24));
2029 }
2030 
r600_init_state_functions(struct r600_context * rctx)2031 void r600_init_state_functions(struct r600_context *rctx)
2032 {
2033 	r600_init_atom(&rctx->seamless_cube_map.atom, r600_emit_seamless_cube_map, 3, 0);
2034 	r600_atom_dirty(rctx, &rctx->seamless_cube_map.atom);
2035 	r600_init_atom(&rctx->cb_misc_state.atom, r600_emit_cb_misc_state, 0, 0);
2036 	r600_atom_dirty(rctx, &rctx->cb_misc_state.atom);
2037 	r600_init_atom(&rctx->db_misc_state.atom, r600_emit_db_misc_state, 4, 0);
2038 	r600_atom_dirty(rctx, &rctx->db_misc_state.atom);
2039 	r600_init_atom(&rctx->vertex_buffer_state.atom, r600_emit_vertex_buffers, 0, 0);
2040 	r600_init_atom(&rctx->vs_constbuf_state.atom, r600_emit_vs_constant_buffers, 0, 0);
2041 	r600_init_atom(&rctx->ps_constbuf_state.atom, r600_emit_ps_constant_buffers, 0, 0);
2042 	r600_init_atom(&rctx->vs_samplers.views.atom, r600_emit_vs_sampler_views, 0, 0);
2043 	r600_init_atom(&rctx->ps_samplers.views.atom, r600_emit_ps_sampler_views, 0, 0);
2044 	/* sampler must be emited before TA_CNTL_AUX otherwise DISABLE_CUBE_WRAP change
2045 	 * does not take effect
2046 	 */
2047 	r600_init_atom(&rctx->vs_samplers.atom_sampler, r600_emit_vs_sampler, 0, EMIT_EARLY);
2048 	r600_init_atom(&rctx->ps_samplers.atom_sampler, r600_emit_ps_sampler, 0, EMIT_EARLY);
2049 
2050 	r600_init_atom(&rctx->sample_mask.atom, r600_emit_sample_mask, 3, 0);
2051 	rctx->sample_mask.sample_mask = ~0;
2052 	r600_atom_dirty(rctx, &rctx->sample_mask.atom);
2053 
2054 	rctx->context.create_blend_state = r600_create_blend_state;
2055 	rctx->context.create_depth_stencil_alpha_state = r600_create_dsa_state;
2056 	rctx->context.create_fs_state = r600_create_shader_state_ps;
2057 	rctx->context.create_rasterizer_state = r600_create_rs_state;
2058 	rctx->context.create_sampler_state = r600_create_sampler_state;
2059 	rctx->context.create_sampler_view = r600_create_sampler_view;
2060 	rctx->context.create_vertex_elements_state = r600_create_vertex_elements;
2061 	rctx->context.create_vs_state = r600_create_shader_state_vs;
2062 	rctx->context.bind_blend_state = r600_bind_blend_state;
2063 	rctx->context.bind_depth_stencil_alpha_state = r600_bind_dsa_state;
2064 	rctx->context.bind_fragment_sampler_states = r600_bind_ps_samplers;
2065 	rctx->context.bind_fs_state = r600_bind_ps_shader;
2066 	rctx->context.bind_rasterizer_state = r600_bind_rs_state;
2067 	rctx->context.bind_vertex_elements_state = r600_bind_vertex_elements;
2068 	rctx->context.bind_vertex_sampler_states = r600_bind_vs_samplers;
2069 	rctx->context.bind_vs_state = r600_bind_vs_shader;
2070 	rctx->context.delete_blend_state = r600_delete_state;
2071 	rctx->context.delete_depth_stencil_alpha_state = r600_delete_state;
2072 	rctx->context.delete_fs_state = r600_delete_ps_shader;
2073 	rctx->context.delete_rasterizer_state = r600_delete_rs_state;
2074 	rctx->context.delete_sampler_state = r600_delete_sampler;
2075 	rctx->context.delete_vertex_elements_state = r600_delete_vertex_element;
2076 	rctx->context.delete_vs_state = r600_delete_vs_shader;
2077 	rctx->context.set_blend_color = r600_set_blend_color;
2078 	rctx->context.set_clip_state = r600_set_clip_state;
2079 	rctx->context.set_constant_buffer = r600_set_constant_buffer;
2080 	rctx->context.set_fragment_sampler_views = r600_set_ps_sampler_views;
2081 	rctx->context.set_framebuffer_state = r600_set_framebuffer_state;
2082 	rctx->context.set_polygon_stipple = r600_set_polygon_stipple;
2083 	rctx->context.set_sample_mask = r600_set_sample_mask;
2084 	rctx->context.set_scissor_state = r600_pipe_set_scissor_state;
2085 	rctx->context.set_stencil_ref = r600_set_pipe_stencil_ref;
2086 	rctx->context.set_vertex_buffers = r600_set_vertex_buffers;
2087 	rctx->context.set_index_buffer = r600_set_index_buffer;
2088 	rctx->context.set_vertex_sampler_views = r600_set_vs_sampler_views;
2089 	rctx->context.set_viewport_state = r600_set_viewport_state;
2090 	rctx->context.sampler_view_destroy = r600_sampler_view_destroy;
2091 	rctx->context.texture_barrier = r600_texture_barrier;
2092 	rctx->context.create_stream_output_target = r600_create_so_target;
2093 	rctx->context.stream_output_target_destroy = r600_so_target_destroy;
2094 	rctx->context.set_stream_output_targets = r600_set_so_targets;
2095 }
2096 
2097 /* Adjust GPR allocation on R6xx/R7xx */
r600_adjust_gprs(struct r600_context * rctx)2098 void r600_adjust_gprs(struct r600_context *rctx)
2099 {
2100 	struct r600_pipe_state rstate;
2101 	unsigned num_ps_gprs = rctx->default_ps_gprs;
2102 	unsigned num_vs_gprs = rctx->default_vs_gprs;
2103 	unsigned tmp;
2104 	int diff;
2105 
2106 	/* XXX: Following call moved from r600_bind_[ps|vs]_shader,
2107 	 * it seems eg+ doesn't need it, r6xx/7xx probably need it only for
2108 	 * adjusting the GPR allocation?
2109 	 * Do we need this if we aren't really changing config below? */
2110 	r600_inval_shader_cache(rctx);
2111 
2112 	if (rctx->ps_shader->current->shader.bc.ngpr > rctx->default_ps_gprs)
2113 	{
2114 		diff = rctx->ps_shader->current->shader.bc.ngpr - rctx->default_ps_gprs;
2115 		num_vs_gprs -= diff;
2116 		num_ps_gprs += diff;
2117 	}
2118 
2119 	if (rctx->vs_shader->current->shader.bc.ngpr > rctx->default_vs_gprs)
2120 	{
2121 		diff = rctx->vs_shader->current->shader.bc.ngpr - rctx->default_vs_gprs;
2122 		num_ps_gprs -= diff;
2123 		num_vs_gprs += diff;
2124 	}
2125 
2126 	tmp = 0;
2127 	tmp |= S_008C04_NUM_PS_GPRS(num_ps_gprs);
2128 	tmp |= S_008C04_NUM_VS_GPRS(num_vs_gprs);
2129 	tmp |= S_008C04_NUM_CLAUSE_TEMP_GPRS(rctx->r6xx_num_clause_temp_gprs);
2130 	rstate.nregs = 0;
2131 	r600_pipe_state_add_reg(&rstate, R_008C04_SQ_GPR_RESOURCE_MGMT_1, tmp);
2132 
2133 	r600_context_pipe_state_set(rctx, &rstate);
2134 }
2135 
r600_init_atom_start_cs(struct r600_context * rctx)2136 void r600_init_atom_start_cs(struct r600_context *rctx)
2137 {
2138 	int ps_prio;
2139 	int vs_prio;
2140 	int gs_prio;
2141 	int es_prio;
2142 	int num_ps_gprs;
2143 	int num_vs_gprs;
2144 	int num_gs_gprs;
2145 	int num_es_gprs;
2146 	int num_temp_gprs;
2147 	int num_ps_threads;
2148 	int num_vs_threads;
2149 	int num_gs_threads;
2150 	int num_es_threads;
2151 	int num_ps_stack_entries;
2152 	int num_vs_stack_entries;
2153 	int num_gs_stack_entries;
2154 	int num_es_stack_entries;
2155 	enum radeon_family family;
2156 	struct r600_command_buffer *cb = &rctx->start_cs_cmd;
2157 	uint32_t tmp;
2158 
2159 	r600_init_command_buffer(cb, 256, EMIT_EARLY);
2160 
2161 	/* R6xx requires this packet at the start of each command buffer */
2162 	if (rctx->chip_class == R600) {
2163 		r600_store_value(cb, PKT3(PKT3_START_3D_CMDBUF, 0, 0));
2164 		r600_store_value(cb, 0);
2165 	}
2166 	/* All asics require this one */
2167 	r600_store_value(cb, PKT3(PKT3_CONTEXT_CONTROL, 1, 0));
2168 	r600_store_value(cb, 0x80000000);
2169 	r600_store_value(cb, 0x80000000);
2170 
2171 	family = rctx->family;
2172 	ps_prio = 0;
2173 	vs_prio = 1;
2174 	gs_prio = 2;
2175 	es_prio = 3;
2176 	switch (family) {
2177 	case CHIP_R600:
2178 		num_ps_gprs = 192;
2179 		num_vs_gprs = 56;
2180 		num_temp_gprs = 4;
2181 		num_gs_gprs = 0;
2182 		num_es_gprs = 0;
2183 		num_ps_threads = 136;
2184 		num_vs_threads = 48;
2185 		num_gs_threads = 4;
2186 		num_es_threads = 4;
2187 		num_ps_stack_entries = 128;
2188 		num_vs_stack_entries = 128;
2189 		num_gs_stack_entries = 0;
2190 		num_es_stack_entries = 0;
2191 		break;
2192 	case CHIP_RV630:
2193 	case CHIP_RV635:
2194 		num_ps_gprs = 84;
2195 		num_vs_gprs = 36;
2196 		num_temp_gprs = 4;
2197 		num_gs_gprs = 0;
2198 		num_es_gprs = 0;
2199 		num_ps_threads = 144;
2200 		num_vs_threads = 40;
2201 		num_gs_threads = 4;
2202 		num_es_threads = 4;
2203 		num_ps_stack_entries = 40;
2204 		num_vs_stack_entries = 40;
2205 		num_gs_stack_entries = 32;
2206 		num_es_stack_entries = 16;
2207 		break;
2208 	case CHIP_RV610:
2209 	case CHIP_RV620:
2210 	case CHIP_RS780:
2211 	case CHIP_RS880:
2212 	default:
2213 		num_ps_gprs = 84;
2214 		num_vs_gprs = 36;
2215 		num_temp_gprs = 4;
2216 		num_gs_gprs = 0;
2217 		num_es_gprs = 0;
2218 		num_ps_threads = 136;
2219 		num_vs_threads = 48;
2220 		num_gs_threads = 4;
2221 		num_es_threads = 4;
2222 		num_ps_stack_entries = 40;
2223 		num_vs_stack_entries = 40;
2224 		num_gs_stack_entries = 32;
2225 		num_es_stack_entries = 16;
2226 		break;
2227 	case CHIP_RV670:
2228 		num_ps_gprs = 144;
2229 		num_vs_gprs = 40;
2230 		num_temp_gprs = 4;
2231 		num_gs_gprs = 0;
2232 		num_es_gprs = 0;
2233 		num_ps_threads = 136;
2234 		num_vs_threads = 48;
2235 		num_gs_threads = 4;
2236 		num_es_threads = 4;
2237 		num_ps_stack_entries = 40;
2238 		num_vs_stack_entries = 40;
2239 		num_gs_stack_entries = 32;
2240 		num_es_stack_entries = 16;
2241 		break;
2242 	case CHIP_RV770:
2243 		num_ps_gprs = 192;
2244 		num_vs_gprs = 56;
2245 		num_temp_gprs = 4;
2246 		num_gs_gprs = 0;
2247 		num_es_gprs = 0;
2248 		num_ps_threads = 188;
2249 		num_vs_threads = 60;
2250 		num_gs_threads = 0;
2251 		num_es_threads = 0;
2252 		num_ps_stack_entries = 256;
2253 		num_vs_stack_entries = 256;
2254 		num_gs_stack_entries = 0;
2255 		num_es_stack_entries = 0;
2256 		break;
2257 	case CHIP_RV730:
2258 	case CHIP_RV740:
2259 		num_ps_gprs = 84;
2260 		num_vs_gprs = 36;
2261 		num_temp_gprs = 4;
2262 		num_gs_gprs = 0;
2263 		num_es_gprs = 0;
2264 		num_ps_threads = 188;
2265 		num_vs_threads = 60;
2266 		num_gs_threads = 0;
2267 		num_es_threads = 0;
2268 		num_ps_stack_entries = 128;
2269 		num_vs_stack_entries = 128;
2270 		num_gs_stack_entries = 0;
2271 		num_es_stack_entries = 0;
2272 		break;
2273 	case CHIP_RV710:
2274 		num_ps_gprs = 192;
2275 		num_vs_gprs = 56;
2276 		num_temp_gprs = 4;
2277 		num_gs_gprs = 0;
2278 		num_es_gprs = 0;
2279 		num_ps_threads = 144;
2280 		num_vs_threads = 48;
2281 		num_gs_threads = 0;
2282 		num_es_threads = 0;
2283 		num_ps_stack_entries = 128;
2284 		num_vs_stack_entries = 128;
2285 		num_gs_stack_entries = 0;
2286 		num_es_stack_entries = 0;
2287 		break;
2288 	}
2289 
2290 	rctx->default_ps_gprs = num_ps_gprs;
2291 	rctx->default_vs_gprs = num_vs_gprs;
2292 	rctx->r6xx_num_clause_temp_gprs = num_temp_gprs;
2293 
2294 	/* SQ_CONFIG */
2295 	tmp = 0;
2296 	switch (family) {
2297 	case CHIP_RV610:
2298 	case CHIP_RV620:
2299 	case CHIP_RS780:
2300 	case CHIP_RS880:
2301 	case CHIP_RV710:
2302 		break;
2303 	default:
2304 		tmp |= S_008C00_VC_ENABLE(1);
2305 		break;
2306 	}
2307 	tmp |= S_008C00_DX9_CONSTS(0);
2308 	tmp |= S_008C00_ALU_INST_PREFER_VECTOR(1);
2309 	tmp |= S_008C00_PS_PRIO(ps_prio);
2310 	tmp |= S_008C00_VS_PRIO(vs_prio);
2311 	tmp |= S_008C00_GS_PRIO(gs_prio);
2312 	tmp |= S_008C00_ES_PRIO(es_prio);
2313 	r600_store_config_reg(cb, R_008C00_SQ_CONFIG, tmp);
2314 
2315 	/* SQ_GPR_RESOURCE_MGMT_2 */
2316 	tmp = S_008C08_NUM_GS_GPRS(num_gs_gprs);
2317 	tmp |= S_008C08_NUM_ES_GPRS(num_es_gprs);
2318 	r600_store_config_reg_seq(cb, R_008C08_SQ_GPR_RESOURCE_MGMT_2, 4);
2319 	r600_store_value(cb, tmp);
2320 
2321 	/* SQ_THREAD_RESOURCE_MGMT */
2322 	tmp = S_008C0C_NUM_PS_THREADS(num_ps_threads);
2323 	tmp |= S_008C0C_NUM_VS_THREADS(num_vs_threads);
2324 	tmp |= S_008C0C_NUM_GS_THREADS(num_gs_threads);
2325 	tmp |= S_008C0C_NUM_ES_THREADS(num_es_threads);
2326 	r600_store_value(cb, tmp); /* R_008C0C_SQ_THREAD_RESOURCE_MGMT */
2327 
2328 	/* SQ_STACK_RESOURCE_MGMT_1 */
2329 	tmp = S_008C10_NUM_PS_STACK_ENTRIES(num_ps_stack_entries);
2330 	tmp |= S_008C10_NUM_VS_STACK_ENTRIES(num_vs_stack_entries);
2331 	r600_store_value(cb, tmp); /* R_008C10_SQ_STACK_RESOURCE_MGMT_1 */
2332 
2333 	/* SQ_STACK_RESOURCE_MGMT_2 */
2334 	tmp = S_008C14_NUM_GS_STACK_ENTRIES(num_gs_stack_entries);
2335 	tmp |= S_008C14_NUM_ES_STACK_ENTRIES(num_es_stack_entries);
2336 	r600_store_value(cb, tmp); /* R_008C14_SQ_STACK_RESOURCE_MGMT_2 */
2337 
2338 	r600_store_config_reg(cb, R_009714_VC_ENHANCE, 0);
2339 
2340 	if (rctx->chip_class >= R700) {
2341 		r600_store_config_reg(cb, R_008D8C_SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0x00004000);
2342 		r600_store_config_reg(cb, R_009830_DB_DEBUG, 0);
2343 		r600_store_config_reg(cb, R_009838_DB_WATERMARKS, 0x00420204);
2344 		r600_store_context_reg(cb, R_0286C8_SPI_THREAD_GROUPING, 0);
2345 	} else {
2346 		r600_store_config_reg(cb, R_008D8C_SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0);
2347 		r600_store_config_reg(cb, R_009830_DB_DEBUG, 0x82000000);
2348 		r600_store_config_reg(cb, R_009838_DB_WATERMARKS, 0x01020204);
2349 		r600_store_context_reg(cb, R_0286C8_SPI_THREAD_GROUPING, 1);
2350 	}
2351 	r600_store_context_reg_seq(cb, R_0288A8_SQ_ESGS_RING_ITEMSIZE, 9);
2352 	r600_store_value(cb, 0); /* R_0288A8_SQ_ESGS_RING_ITEMSIZE */
2353 	r600_store_value(cb, 0); /* R_0288AC_SQ_GSVS_RING_ITEMSIZE */
2354 	r600_store_value(cb, 0); /* R_0288B0_SQ_ESTMP_RING_ITEMSIZE */
2355 	r600_store_value(cb, 0); /* R_0288B4_SQ_GSTMP_RING_ITEMSIZE */
2356 	r600_store_value(cb, 0); /* R_0288B8_SQ_VSTMP_RING_ITEMSIZE */
2357 	r600_store_value(cb, 0); /* R_0288BC_SQ_PSTMP_RING_ITEMSIZE */
2358 	r600_store_value(cb, 0); /* R_0288C0_SQ_FBUF_RING_ITEMSIZE */
2359 	r600_store_value(cb, 0); /* R_0288C4_SQ_REDUC_RING_ITEMSIZE */
2360 	r600_store_value(cb, 0); /* R_0288C8_SQ_GS_VERT_ITEMSIZE */
2361 
2362 	r600_store_context_reg_seq(cb, R_028A10_VGT_OUTPUT_PATH_CNTL, 13);
2363 	r600_store_value(cb, 0); /* R_028A10_VGT_OUTPUT_PATH_CNTL */
2364 	r600_store_value(cb, 0); /* R_028A14_VGT_HOS_CNTL */
2365 	r600_store_value(cb, 0); /* R_028A18_VGT_HOS_MAX_TESS_LEVEL */
2366 	r600_store_value(cb, 0); /* R_028A1C_VGT_HOS_MIN_TESS_LEVEL */
2367 	r600_store_value(cb, 0); /* R_028A20_VGT_HOS_REUSE_DEPTH */
2368 	r600_store_value(cb, 0); /* R_028A24_VGT_GROUP_PRIM_TYPE */
2369 	r600_store_value(cb, 0); /* R_028A28_VGT_GROUP_FIRST_DECR */
2370 	r600_store_value(cb, 0); /* R_028A2C_VGT_GROUP_DECR */
2371 	r600_store_value(cb, 0); /* R_028A30_VGT_GROUP_VECT_0_CNTL */
2372 	r600_store_value(cb, 0); /* R_028A34_VGT_GROUP_VECT_1_CNTL */
2373 	r600_store_value(cb, 0); /* R_028A38_VGT_GROUP_VECT_0_FMT_CNTL */
2374 	r600_store_value(cb, 0); /* R_028A3C_VGT_GROUP_VECT_1_FMT_CNTL */
2375 	r600_store_value(cb, 0); /* R_028A40_VGT_GS_MODE, 0); */
2376 
2377 	r600_store_context_reg(cb, R_028A84_VGT_PRIMITIVEID_EN, 0);
2378 	r600_store_context_reg(cb, R_028AA0_VGT_INSTANCE_STEP_RATE_0, 0);
2379 	r600_store_context_reg(cb, R_028AA4_VGT_INSTANCE_STEP_RATE_1, 0);
2380 
2381 	r600_store_context_reg_seq(cb, R_028AB0_VGT_STRMOUT_EN, 3);
2382 	r600_store_value(cb, 0); /* R_028AB0_VGT_STRMOUT_EN */
2383 	r600_store_value(cb, 1); /* R_028AB4_VGT_REUSE_OFF */
2384 	r600_store_value(cb, 0); /* R_028AB8_VGT_VTX_CNT_EN */
2385 
2386 	r600_store_context_reg(cb, R_028B20_VGT_STRMOUT_BUFFER_EN, 0);
2387 
2388 	r600_store_context_reg_seq(cb, R_028400_VGT_MAX_VTX_INDX, 2);
2389 	r600_store_value(cb, ~0); /* R_028400_VGT_MAX_VTX_INDX */
2390 	r600_store_value(cb, 0); /* R_028404_VGT_MIN_VTX_INDX */
2391 
2392 	r600_store_ctl_const(cb, R_03CFF0_SQ_VTX_BASE_VTX_LOC, 0);
2393 
2394 	r600_store_context_reg_seq(cb, R_028028_DB_STENCIL_CLEAR, 2);
2395 	r600_store_value(cb, 0); /* R_028028_DB_STENCIL_CLEAR */
2396 	r600_store_value(cb, 0x3F800000); /* R_02802C_DB_DEPTH_CLEAR */
2397 
2398 	r600_store_context_reg_seq(cb, R_0286DC_SPI_FOG_CNTL, 3);
2399 	r600_store_value(cb, 0); /* R_0286DC_SPI_FOG_CNTL */
2400 	r600_store_value(cb, 0); /* R_0286E0_SPI_FOG_FUNC_SCALE */
2401 	r600_store_value(cb, 0); /* R_0286E4_SPI_FOG_FUNC_BIAS */
2402 
2403 	r600_store_context_reg_seq(cb, R_028D2C_DB_SRESULTS_COMPARE_STATE1, 2);
2404 	r600_store_value(cb, 0); /* R_028D2C_DB_SRESULTS_COMPARE_STATE1 */
2405 	r600_store_value(cb, 0); /* R_028D30_DB_PRELOAD_CONTROL */
2406 
2407 	r600_store_context_reg(cb, R_028820_PA_CL_NANINF_CNTL, 0);
2408 	r600_store_context_reg(cb, R_028A48_PA_SC_MPASS_PS_CNTL, 0);
2409 
2410 	r600_store_context_reg_seq(cb, R_028C0C_PA_CL_GB_VERT_CLIP_ADJ, 4);
2411 	r600_store_value(cb, 0x3F800000); /* R_028C0C_PA_CL_GB_VERT_CLIP_ADJ */
2412 	r600_store_value(cb, 0x3F800000); /* R_028C10_PA_CL_GB_VERT_DISC_ADJ */
2413 	r600_store_value(cb, 0x3F800000); /* R_028C14_PA_CL_GB_HORZ_CLIP_ADJ */
2414 	r600_store_value(cb, 0x3F800000); /* R_028C18_PA_CL_GB_HORZ_DISC_ADJ */
2415 
2416 	r600_store_context_reg_seq(cb, R_0282D0_PA_SC_VPORT_ZMIN_0, 2);
2417 	r600_store_value(cb, 0); /* R_0282D0_PA_SC_VPORT_ZMIN_0 */
2418 	r600_store_value(cb, 0x3F800000); /* R_0282D4_PA_SC_VPORT_ZMAX_0 */
2419 
2420 	r600_store_context_reg(cb, R_028818_PA_CL_VTE_CNTL, 0x43F);
2421 
2422 	r600_store_context_reg(cb, R_028200_PA_SC_WINDOW_OFFSET, 0);
2423 	r600_store_context_reg(cb, R_02820C_PA_SC_CLIPRECT_RULE, 0xFFFF);
2424 
2425 	if (rctx->chip_class >= R700) {
2426 		r600_store_context_reg(cb, R_028230_PA_SC_EDGERULE, 0xAAAAAAAA);
2427 	}
2428 
2429 	r600_store_context_reg_seq(cb, R_028C30_CB_CLRCMP_CONTROL, 4);
2430 	r600_store_value(cb, 0x1000000);  /* R_028C30_CB_CLRCMP_CONTROL */
2431 	r600_store_value(cb, 0);          /* R_028C34_CB_CLRCMP_SRC */
2432 	r600_store_value(cb, 0xFF);       /* R_028C38_CB_CLRCMP_DST */
2433 	r600_store_value(cb, 0xFFFFFFFF); /* R_028C3C_CB_CLRCMP_MSK */
2434 
2435 	r600_store_context_reg_seq(cb, R_028030_PA_SC_SCREEN_SCISSOR_TL, 2);
2436 	r600_store_value(cb, 0); /* R_028030_PA_SC_SCREEN_SCISSOR_TL */
2437 	r600_store_value(cb, S_028034_BR_X(8192) | S_028034_BR_Y(8192)); /* R_028034_PA_SC_SCREEN_SCISSOR_BR */
2438 
2439 	r600_store_context_reg_seq(cb, R_028240_PA_SC_GENERIC_SCISSOR_TL, 2);
2440 	r600_store_value(cb, 0); /* R_028240_PA_SC_GENERIC_SCISSOR_TL */
2441 	r600_store_value(cb, S_028244_BR_X(8192) | S_028244_BR_Y(8192)); /* R_028244_PA_SC_GENERIC_SCISSOR_BR */
2442 
2443 	r600_store_context_reg_seq(cb, R_0288CC_SQ_PGM_CF_OFFSET_PS, 2);
2444 	r600_store_value(cb, 0); /* R_0288CC_SQ_PGM_CF_OFFSET_PS */
2445 	r600_store_value(cb, 0); /* R_0288D0_SQ_PGM_CF_OFFSET_VS */
2446 
2447 	r600_store_context_reg(cb, R_0288A4_SQ_PGM_RESOURCES_FS, 0);
2448 	r600_store_context_reg(cb, R_0288DC_SQ_PGM_CF_OFFSET_FS, 0);
2449 
2450 	if (rctx->chip_class == R700 && rctx->screen->has_streamout)
2451 		r600_store_context_reg(cb, R_028354_SX_SURFACE_SYNC, S_028354_SURFACE_SYNC_MASK(0xf));
2452 	r600_store_context_reg(cb, R_028800_DB_DEPTH_CONTROL, 0);
2453 	if (rctx->screen->has_streamout) {
2454 		r600_store_context_reg(cb, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0);
2455 	}
2456 
2457 	r600_store_loop_const(cb, R_03E200_SQ_LOOP_CONST_0, 0x1000FFF);
2458 	r600_store_loop_const(cb, R_03E200_SQ_LOOP_CONST_0 + (32 * 4), 0x1000FFF);
2459 }
2460 
r600_pipe_shader_ps(struct pipe_context * ctx,struct r600_pipe_shader * shader)2461 void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader)
2462 {
2463 	struct r600_context *rctx = (struct r600_context *)ctx;
2464 	struct r600_pipe_state *rstate = &shader->rstate;
2465 	struct r600_shader *rshader = &shader->shader;
2466 	unsigned i, exports_ps, num_cout, spi_ps_in_control_0, spi_input_z, spi_ps_in_control_1, db_shader_control;
2467 	int pos_index = -1, face_index = -1;
2468 	unsigned tmp, sid, ufi = 0;
2469 	int need_linear = 0;
2470 	unsigned z_export = 0, stencil_export = 0;
2471 
2472 	rstate->nregs = 0;
2473 
2474 	for (i = 0; i < rshader->ninput; i++) {
2475 		if (rshader->input[i].name == TGSI_SEMANTIC_POSITION)
2476 			pos_index = i;
2477 		if (rshader->input[i].name == TGSI_SEMANTIC_FACE)
2478 			face_index = i;
2479 
2480 		sid = rshader->input[i].spi_sid;
2481 
2482 		tmp = S_028644_SEMANTIC(sid);
2483 
2484 		if (rshader->input[i].name == TGSI_SEMANTIC_POSITION ||
2485 			rshader->input[i].interpolate == TGSI_INTERPOLATE_CONSTANT ||
2486 			(rshader->input[i].interpolate == TGSI_INTERPOLATE_COLOR &&
2487 				rctx->rasterizer && rctx->rasterizer->flatshade))
2488 			tmp |= S_028644_FLAT_SHADE(1);
2489 
2490 		if (rshader->input[i].name == TGSI_SEMANTIC_GENERIC &&
2491 				rctx->sprite_coord_enable & (1 << rshader->input[i].sid)) {
2492 			tmp |= S_028644_PT_SPRITE_TEX(1);
2493 		}
2494 
2495 		if (rshader->input[i].centroid)
2496 			tmp |= S_028644_SEL_CENTROID(1);
2497 
2498 		if (rshader->input[i].interpolate == TGSI_INTERPOLATE_LINEAR) {
2499 			need_linear = 1;
2500 			tmp |= S_028644_SEL_LINEAR(1);
2501 		}
2502 
2503 		r600_pipe_state_add_reg(rstate, R_028644_SPI_PS_INPUT_CNTL_0 + i * 4,
2504 				tmp);
2505 	}
2506 
2507 	db_shader_control = S_02880C_Z_ORDER(V_02880C_EARLY_Z_THEN_LATE_Z);
2508 	for (i = 0; i < rshader->noutput; i++) {
2509 		if (rshader->output[i].name == TGSI_SEMANTIC_POSITION)
2510 			z_export = 1;
2511 		if (rshader->output[i].name == TGSI_SEMANTIC_STENCIL)
2512 			stencil_export = 1;
2513 	}
2514 	db_shader_control |= S_02880C_Z_EXPORT_ENABLE(z_export);
2515 	db_shader_control |= S_02880C_STENCIL_REF_EXPORT_ENABLE(stencil_export);
2516 	if (rshader->uses_kill)
2517 		db_shader_control |= S_02880C_KILL_ENABLE(1);
2518 
2519 	exports_ps = 0;
2520 	for (i = 0; i < rshader->noutput; i++) {
2521 		if (rshader->output[i].name == TGSI_SEMANTIC_POSITION ||
2522 		    rshader->output[i].name == TGSI_SEMANTIC_STENCIL) {
2523 			exports_ps |= 1;
2524 		}
2525 	}
2526 	num_cout = rshader->nr_ps_color_exports;
2527 	exports_ps |= S_028854_EXPORT_COLORS(num_cout);
2528 	if (!exports_ps) {
2529 		/* always at least export 1 component per pixel */
2530 		exports_ps = 2;
2531 	}
2532 
2533 	shader->nr_ps_color_outputs = num_cout;
2534 
2535 	spi_ps_in_control_0 = S_0286CC_NUM_INTERP(rshader->ninput) |
2536 				S_0286CC_PERSP_GRADIENT_ENA(1)|
2537 				S_0286CC_LINEAR_GRADIENT_ENA(need_linear);
2538 	spi_input_z = 0;
2539 	if (pos_index != -1) {
2540 		spi_ps_in_control_0 |= (S_0286CC_POSITION_ENA(1) |
2541 					S_0286CC_POSITION_CENTROID(rshader->input[pos_index].centroid) |
2542 					S_0286CC_POSITION_ADDR(rshader->input[pos_index].gpr) |
2543 					S_0286CC_BARYC_SAMPLE_CNTL(1));
2544 		spi_input_z |= 1;
2545 	}
2546 
2547 	spi_ps_in_control_1 = 0;
2548 	if (face_index != -1) {
2549 		spi_ps_in_control_1 |= S_0286D0_FRONT_FACE_ENA(1) |
2550 			S_0286D0_FRONT_FACE_ADDR(rshader->input[face_index].gpr);
2551 	}
2552 
2553 	/* HW bug in original R600 */
2554 	if (rctx->family == CHIP_R600)
2555 		ufi = 1;
2556 
2557 	r600_pipe_state_add_reg(rstate, R_0286CC_SPI_PS_IN_CONTROL_0, spi_ps_in_control_0);
2558 	r600_pipe_state_add_reg(rstate, R_0286D0_SPI_PS_IN_CONTROL_1, spi_ps_in_control_1);
2559 	r600_pipe_state_add_reg(rstate, R_0286D8_SPI_INPUT_Z, spi_input_z);
2560 	r600_pipe_state_add_reg_bo(rstate,
2561 				   R_028840_SQ_PGM_START_PS,
2562 				   0, shader->bo, RADEON_USAGE_READ);
2563 	r600_pipe_state_add_reg(rstate,
2564 				R_028850_SQ_PGM_RESOURCES_PS,
2565 				S_028850_NUM_GPRS(rshader->bc.ngpr) |
2566 				S_028850_STACK_SIZE(rshader->bc.nstack) |
2567 				S_028850_UNCACHED_FIRST_INST(ufi));
2568 	r600_pipe_state_add_reg(rstate,
2569 				R_028854_SQ_PGM_EXPORTS_PS,
2570 				exports_ps);
2571 	/* only set some bits here, the other bits are set in the dsa state */
2572 	shader->db_shader_control = db_shader_control;
2573 	shader->ps_depth_export = z_export | stencil_export;
2574 
2575 	shader->sprite_coord_enable = rctx->sprite_coord_enable;
2576 	if (rctx->rasterizer)
2577 		shader->flatshade = rctx->rasterizer->flatshade;
2578 }
2579 
r600_pipe_shader_vs(struct pipe_context * ctx,struct r600_pipe_shader * shader)2580 void r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader)
2581 {
2582 	struct r600_context *rctx = (struct r600_context *)ctx;
2583 	struct r600_pipe_state *rstate = &shader->rstate;
2584 	struct r600_shader *rshader = &shader->shader;
2585 	unsigned spi_vs_out_id[10] = {};
2586 	unsigned i, tmp, nparams = 0;
2587 
2588 	/* clear previous register */
2589 	rstate->nregs = 0;
2590 
2591 	for (i = 0; i < rshader->noutput; i++) {
2592 		if (rshader->output[i].spi_sid) {
2593 			tmp = rshader->output[i].spi_sid << ((nparams & 3) * 8);
2594 			spi_vs_out_id[nparams / 4] |= tmp;
2595 			nparams++;
2596 		}
2597 	}
2598 
2599 	for (i = 0; i < 10; i++) {
2600 		r600_pipe_state_add_reg(rstate,
2601 					R_028614_SPI_VS_OUT_ID_0 + i * 4,
2602 					spi_vs_out_id[i]);
2603 	}
2604 
2605 	/* Certain attributes (position, psize, etc.) don't count as params.
2606 	 * VS is required to export at least one param and r600_shader_from_tgsi()
2607 	 * takes care of adding a dummy export.
2608 	 */
2609 	if (nparams < 1)
2610 		nparams = 1;
2611 
2612 	r600_pipe_state_add_reg(rstate,
2613 				R_0286C4_SPI_VS_OUT_CONFIG,
2614 				S_0286C4_VS_EXPORT_COUNT(nparams - 1));
2615 	r600_pipe_state_add_reg(rstate,
2616 				R_028868_SQ_PGM_RESOURCES_VS,
2617 				S_028868_NUM_GPRS(rshader->bc.ngpr) |
2618 				S_028868_STACK_SIZE(rshader->bc.nstack));
2619 	r600_pipe_state_add_reg_bo(rstate,
2620 			R_028858_SQ_PGM_START_VS,
2621 			0, shader->bo, RADEON_USAGE_READ);
2622 
2623 	shader->pa_cl_vs_out_cntl =
2624 		S_02881C_VS_OUT_CCDIST0_VEC_ENA((rshader->clip_dist_write & 0x0F) != 0) |
2625 		S_02881C_VS_OUT_CCDIST1_VEC_ENA((rshader->clip_dist_write & 0xF0) != 0) |
2626 		S_02881C_VS_OUT_MISC_VEC_ENA(rshader->vs_out_misc_write) |
2627 		S_02881C_USE_VTX_POINT_SIZE(rshader->vs_out_point_size);
2628 }
2629 
r600_fetch_shader(struct pipe_context * ctx,struct r600_vertex_element * ve)2630 void r600_fetch_shader(struct pipe_context *ctx,
2631 		       struct r600_vertex_element *ve)
2632 {
2633 	struct r600_pipe_state *rstate;
2634 	struct r600_context *rctx = (struct r600_context *)ctx;
2635 
2636 	rstate = &ve->rstate;
2637 	rstate->id = R600_PIPE_STATE_FETCH_SHADER;
2638 	rstate->nregs = 0;
2639 	r600_pipe_state_add_reg_bo(rstate, R_028894_SQ_PGM_START_FS,
2640 				0,
2641 				ve->fetch_shader, RADEON_USAGE_READ);
2642 }
2643 
r600_create_resolve_blend(struct r600_context * rctx)2644 void *r600_create_resolve_blend(struct r600_context *rctx)
2645 {
2646 	struct pipe_blend_state blend;
2647 	struct r600_pipe_state *rstate;
2648 	unsigned i;
2649 
2650 	memset(&blend, 0, sizeof(blend));
2651 	blend.independent_blend_enable = true;
2652 	for (i = 0; i < 2; i++) {
2653 		blend.rt[i].colormask = 0xf;
2654 		blend.rt[i].blend_enable = 1;
2655 		blend.rt[i].rgb_func = PIPE_BLEND_ADD;
2656 		blend.rt[i].alpha_func = PIPE_BLEND_ADD;
2657 		blend.rt[i].rgb_src_factor = PIPE_BLENDFACTOR_ZERO;
2658 		blend.rt[i].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
2659 		blend.rt[i].alpha_src_factor = PIPE_BLENDFACTOR_ZERO;
2660 		blend.rt[i].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
2661 	}
2662 	rstate = r600_create_blend_state_mode(&rctx->context, &blend, V_028808_SPECIAL_RESOLVE_BOX);
2663 	return rstate;
2664 }
2665 
r700_create_resolve_blend(struct r600_context * rctx)2666 void *r700_create_resolve_blend(struct r600_context *rctx)
2667 {
2668 	struct pipe_blend_state blend;
2669 	struct r600_pipe_state *rstate;
2670 
2671 	memset(&blend, 0, sizeof(blend));
2672 	blend.independent_blend_enable = true;
2673 	blend.rt[0].colormask = 0xf;
2674 	rstate = r600_create_blend_state_mode(&rctx->context, &blend, V_028808_SPECIAL_RESOLVE_BOX);
2675 	return rstate;
2676 }
2677 
r600_create_decompress_blend(struct r600_context * rctx)2678 void *r600_create_decompress_blend(struct r600_context *rctx)
2679 {
2680 	struct pipe_blend_state blend;
2681 	struct r600_pipe_state *rstate;
2682 
2683 	memset(&blend, 0, sizeof(blend));
2684 	blend.independent_blend_enable = true;
2685 	blend.rt[0].colormask = 0xf;
2686 	rstate = r600_create_blend_state_mode(&rctx->context, &blend, V_028808_SPECIAL_EXPAND_SAMPLES);
2687 	return rstate;
2688 }
2689 
r600_create_db_flush_dsa(struct r600_context * rctx)2690 void *r600_create_db_flush_dsa(struct r600_context *rctx)
2691 {
2692 	struct pipe_depth_stencil_alpha_state dsa;
2693 	boolean quirk = false;
2694 
2695 	if (rctx->family == CHIP_RV610 || rctx->family == CHIP_RV630 ||
2696 		rctx->family == CHIP_RV620 || rctx->family == CHIP_RV635)
2697 		quirk = true;
2698 
2699 	memset(&dsa, 0, sizeof(dsa));
2700 
2701 	if (quirk) {
2702 		dsa.depth.enabled = 1;
2703 		dsa.depth.func = PIPE_FUNC_LEQUAL;
2704 		dsa.stencil[0].enabled = 1;
2705 		dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
2706 		dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_KEEP;
2707 		dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_INCR;
2708 		dsa.stencil[0].writemask = 0xff;
2709 	}
2710 
2711 	return rctx->context.create_depth_stencil_alpha_state(&rctx->context, &dsa);
2712 }
2713 
r600_update_dual_export_state(struct r600_context * rctx)2714 void r600_update_dual_export_state(struct r600_context * rctx)
2715 {
2716 	unsigned dual_export = rctx->export_16bpc && rctx->nr_cbufs &&
2717 			       !rctx->ps_shader->current->ps_depth_export;
2718 	unsigned db_shader_control = rctx->ps_shader->current->db_shader_control |
2719 				     S_02880C_DUAL_EXPORT_ENABLE(dual_export);
2720 
2721 	if (db_shader_control != rctx->db_shader_control) {
2722 		struct r600_pipe_state rstate;
2723 
2724 		rctx->db_shader_control = db_shader_control;
2725 		rstate.nregs = 0;
2726 		r600_pipe_state_add_reg(&rstate, R_02880C_DB_SHADER_CONTROL, db_shader_control);
2727 		r600_context_pipe_state_set(rctx, &rstate);
2728 	}
2729 }
2730