tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/*
2 * Copyright 2009 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (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 NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 *
23 * Authors:
24 * Alex Deucher <alexander.deucher@amd.com>
25 */
26#include "drmP.h"
27#include "drm.h"
28#include "radeon_drm.h"
29#include "radeon_drv.h"
30
31#include "r600_blit_shaders.h"
32
33#define DI_PT_RECTLIST 0x11
34#define DI_INDEX_SIZE_16_BIT 0x0
35#define DI_SRC_SEL_AUTO_INDEX 0x2
36
37#define FMT_8 0x1
38#define FMT_5_6_5 0x8
39#define FMT_8_8_8_8 0x1a
40#define COLOR_8 0x1
41#define COLOR_5_6_5 0x8
42#define COLOR_8_8_8_8 0x1a
43
44static inline void
45set_render_target(drm_radeon_private_t *dev_priv, int format, int w, int h, u64 gpu_addr)
46{
47 u32 cb_color_info;
48 int pitch, slice;
49 RING_LOCALS;
50 DRM_DEBUG("\n");
51
52 h = (h + 7) & ~7;
53 if (h < 8)
54 h = 8;
55
56 cb_color_info = ((format << 2) | (1 << 27));
57 pitch = (w / 8) - 1;
58 slice = ((w * h) / 64) - 1;
59
60 if (((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_R600) &&
61 ((dev_priv->flags & RADEON_FAMILY_MASK) < CHIP_RV770)) {
62 BEGIN_RING(21 + 2);
63 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
64 OUT_RING((R600_CB_COLOR0_BASE - R600_SET_CONTEXT_REG_OFFSET) >> 2);
65 OUT_RING(gpu_addr >> 8);
66 OUT_RING(CP_PACKET3(R600_IT_SURFACE_BASE_UPDATE, 0));
67 OUT_RING(2 << 0);
68 } else {
69 BEGIN_RING(21);
70 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
71 OUT_RING((R600_CB_COLOR0_BASE - R600_SET_CONTEXT_REG_OFFSET) >> 2);
72 OUT_RING(gpu_addr >> 8);
73 }
74
75 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
76 OUT_RING((R600_CB_COLOR0_SIZE - R600_SET_CONTEXT_REG_OFFSET) >> 2);
77 OUT_RING((pitch << 0) | (slice << 10));
78
79 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
80 OUT_RING((R600_CB_COLOR0_VIEW - R600_SET_CONTEXT_REG_OFFSET) >> 2);
81 OUT_RING(0);
82
83 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
84 OUT_RING((R600_CB_COLOR0_INFO - R600_SET_CONTEXT_REG_OFFSET) >> 2);
85 OUT_RING(cb_color_info);
86
87 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
88 OUT_RING((R600_CB_COLOR0_TILE - R600_SET_CONTEXT_REG_OFFSET) >> 2);
89 OUT_RING(0);
90
91 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
92 OUT_RING((R600_CB_COLOR0_FRAG - R600_SET_CONTEXT_REG_OFFSET) >> 2);
93 OUT_RING(0);
94
95 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
96 OUT_RING((R600_CB_COLOR0_MASK - R600_SET_CONTEXT_REG_OFFSET) >> 2);
97 OUT_RING(0);
98
99 ADVANCE_RING();
100}
101
102static inline void
103cp_set_surface_sync(drm_radeon_private_t *dev_priv,
104 u32 sync_type, u32 size, u64 mc_addr)
105{
106 u32 cp_coher_size;
107 RING_LOCALS;
108 DRM_DEBUG("\n");
109
110 if (size == 0xffffffff)
111 cp_coher_size = 0xffffffff;
112 else
113 cp_coher_size = ((size + 255) >> 8);
114
115 BEGIN_RING(5);
116 OUT_RING(CP_PACKET3(R600_IT_SURFACE_SYNC, 3));
117 OUT_RING(sync_type);
118 OUT_RING(cp_coher_size);
119 OUT_RING((mc_addr >> 8));
120 OUT_RING(10); /* poll interval */
121 ADVANCE_RING();
122}
123
124static inline void
125set_shaders(struct drm_device *dev)
126{
127 drm_radeon_private_t *dev_priv = dev->dev_private;
128 u64 gpu_addr;
129 int i;
130 u32 *vs, *ps;
131 uint32_t sq_pgm_resources;
132 RING_LOCALS;
133 DRM_DEBUG("\n");
134
135 /* load shaders */
136 vs = (u32 *) ((char *)dev->agp_buffer_map->handle + dev_priv->blit_vb->offset);
137 ps = (u32 *) ((char *)dev->agp_buffer_map->handle + dev_priv->blit_vb->offset + 256);
138
139 for (i = 0; i < r6xx_vs_size; i++)
140 vs[i] = r6xx_vs[i];
141 for (i = 0; i < r6xx_ps_size; i++)
142 ps[i] = r6xx_ps[i];
143
144 dev_priv->blit_vb->used = 512;
145
146 gpu_addr = dev_priv->gart_buffers_offset + dev_priv->blit_vb->offset;
147
148 /* setup shader regs */
149 sq_pgm_resources = (1 << 0);
150
151 BEGIN_RING(9 + 12);
152 /* VS */
153 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
154 OUT_RING((R600_SQ_PGM_START_VS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
155 OUT_RING(gpu_addr >> 8);
156
157 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
158 OUT_RING((R600_SQ_PGM_RESOURCES_VS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
159 OUT_RING(sq_pgm_resources);
160
161 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
162 OUT_RING((R600_SQ_PGM_CF_OFFSET_VS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
163 OUT_RING(0);
164
165 /* PS */
166 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
167 OUT_RING((R600_SQ_PGM_START_PS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
168 OUT_RING((gpu_addr + 256) >> 8);
169
170 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
171 OUT_RING((R600_SQ_PGM_RESOURCES_PS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
172 OUT_RING(sq_pgm_resources | (1 << 28));
173
174 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
175 OUT_RING((R600_SQ_PGM_EXPORTS_PS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
176 OUT_RING(2);
177
178 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
179 OUT_RING((R600_SQ_PGM_CF_OFFSET_PS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
180 OUT_RING(0);
181 ADVANCE_RING();
182
183 cp_set_surface_sync(dev_priv,
184 R600_SH_ACTION_ENA, 512, gpu_addr);
185}
186
187static inline void
188set_vtx_resource(drm_radeon_private_t *dev_priv, u64 gpu_addr)
189{
190 uint32_t sq_vtx_constant_word2;
191 RING_LOCALS;
192 DRM_DEBUG("\n");
193
194 sq_vtx_constant_word2 = (((gpu_addr >> 32) & 0xff) | (16 << 8));
195
196 BEGIN_RING(9);
197 OUT_RING(CP_PACKET3(R600_IT_SET_RESOURCE, 7));
198 OUT_RING(0x460);
199 OUT_RING(gpu_addr & 0xffffffff);
200 OUT_RING(48 - 1);
201 OUT_RING(sq_vtx_constant_word2);
202 OUT_RING(1 << 0);
203 OUT_RING(0);
204 OUT_RING(0);
205 OUT_RING(R600_SQ_TEX_VTX_VALID_BUFFER << 30);
206 ADVANCE_RING();
207
208 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
209 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
210 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
211 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880) ||
212 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710))
213 cp_set_surface_sync(dev_priv,
214 R600_TC_ACTION_ENA, 48, gpu_addr);
215 else
216 cp_set_surface_sync(dev_priv,
217 R600_VC_ACTION_ENA, 48, gpu_addr);
218}
219
220static inline void
221set_tex_resource(drm_radeon_private_t *dev_priv,
222 int format, int w, int h, int pitch, u64 gpu_addr)
223{
224 uint32_t sq_tex_resource_word0, sq_tex_resource_word1, sq_tex_resource_word4;
225 RING_LOCALS;
226 DRM_DEBUG("\n");
227
228 if (h < 1)
229 h = 1;
230
231 sq_tex_resource_word0 = (1 << 0);
232 sq_tex_resource_word0 |= ((((pitch >> 3) - 1) << 8) |
233 ((w - 1) << 19));
234
235 sq_tex_resource_word1 = (format << 26);
236 sq_tex_resource_word1 |= ((h - 1) << 0);
237
238 sq_tex_resource_word4 = ((1 << 14) |
239 (0 << 16) |
240 (1 << 19) |
241 (2 << 22) |
242 (3 << 25));
243
244 BEGIN_RING(9);
245 OUT_RING(CP_PACKET3(R600_IT_SET_RESOURCE, 7));
246 OUT_RING(0);
247 OUT_RING(sq_tex_resource_word0);
248 OUT_RING(sq_tex_resource_word1);
249 OUT_RING(gpu_addr >> 8);
250 OUT_RING(gpu_addr >> 8);
251 OUT_RING(sq_tex_resource_word4);
252 OUT_RING(0);
253 OUT_RING(R600_SQ_TEX_VTX_VALID_TEXTURE << 30);
254 ADVANCE_RING();
255
256}
257
258static inline void
259set_scissors(drm_radeon_private_t *dev_priv, int x1, int y1, int x2, int y2)
260{
261 RING_LOCALS;
262 DRM_DEBUG("\n");
263
264 BEGIN_RING(12);
265 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 2));
266 OUT_RING((R600_PA_SC_SCREEN_SCISSOR_TL - R600_SET_CONTEXT_REG_OFFSET) >> 2);
267 OUT_RING((x1 << 0) | (y1 << 16));
268 OUT_RING((x2 << 0) | (y2 << 16));
269
270 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 2));
271 OUT_RING((R600_PA_SC_GENERIC_SCISSOR_TL - R600_SET_CONTEXT_REG_OFFSET) >> 2);
272 OUT_RING((x1 << 0) | (y1 << 16) | (1 << 31));
273 OUT_RING((x2 << 0) | (y2 << 16));
274
275 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 2));
276 OUT_RING((R600_PA_SC_WINDOW_SCISSOR_TL - R600_SET_CONTEXT_REG_OFFSET) >> 2);
277 OUT_RING((x1 << 0) | (y1 << 16) | (1 << 31));
278 OUT_RING((x2 << 0) | (y2 << 16));
279 ADVANCE_RING();
280}
281
282static inline void
283draw_auto(drm_radeon_private_t *dev_priv)
284{
285 RING_LOCALS;
286 DRM_DEBUG("\n");
287
288 BEGIN_RING(10);
289 OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
290 OUT_RING((R600_VGT_PRIMITIVE_TYPE - R600_SET_CONFIG_REG_OFFSET) >> 2);
291 OUT_RING(DI_PT_RECTLIST);
292
293 OUT_RING(CP_PACKET3(R600_IT_INDEX_TYPE, 0));
294 OUT_RING(DI_INDEX_SIZE_16_BIT);
295
296 OUT_RING(CP_PACKET3(R600_IT_NUM_INSTANCES, 0));
297 OUT_RING(1);
298
299 OUT_RING(CP_PACKET3(R600_IT_DRAW_INDEX_AUTO, 1));
300 OUT_RING(3);
301 OUT_RING(DI_SRC_SEL_AUTO_INDEX);
302
303 ADVANCE_RING();
304 COMMIT_RING();
305}
306
307static inline void
308set_default_state(drm_radeon_private_t *dev_priv)
309{
310 int i;
311 u32 sq_config, sq_gpr_resource_mgmt_1, sq_gpr_resource_mgmt_2;
312 u32 sq_thread_resource_mgmt, sq_stack_resource_mgmt_1, sq_stack_resource_mgmt_2;
313 int num_ps_gprs, num_vs_gprs, num_temp_gprs, num_gs_gprs, num_es_gprs;
314 int num_ps_threads, num_vs_threads, num_gs_threads, num_es_threads;
315 int num_ps_stack_entries, num_vs_stack_entries, num_gs_stack_entries, num_es_stack_entries;
316 RING_LOCALS;
317
318 switch ((dev_priv->flags & RADEON_FAMILY_MASK)) {
319 case CHIP_R600:
320 num_ps_gprs = 192;
321 num_vs_gprs = 56;
322 num_temp_gprs = 4;
323 num_gs_gprs = 0;
324 num_es_gprs = 0;
325 num_ps_threads = 136;
326 num_vs_threads = 48;
327 num_gs_threads = 4;
328 num_es_threads = 4;
329 num_ps_stack_entries = 128;
330 num_vs_stack_entries = 128;
331 num_gs_stack_entries = 0;
332 num_es_stack_entries = 0;
333 break;
334 case CHIP_RV630:
335 case CHIP_RV635:
336 num_ps_gprs = 84;
337 num_vs_gprs = 36;
338 num_temp_gprs = 4;
339 num_gs_gprs = 0;
340 num_es_gprs = 0;
341 num_ps_threads = 144;
342 num_vs_threads = 40;
343 num_gs_threads = 4;
344 num_es_threads = 4;
345 num_ps_stack_entries = 40;
346 num_vs_stack_entries = 40;
347 num_gs_stack_entries = 32;
348 num_es_stack_entries = 16;
349 break;
350 case CHIP_RV610:
351 case CHIP_RV620:
352 case CHIP_RS780:
353 case CHIP_RS880:
354 default:
355 num_ps_gprs = 84;
356 num_vs_gprs = 36;
357 num_temp_gprs = 4;
358 num_gs_gprs = 0;
359 num_es_gprs = 0;
360 num_ps_threads = 136;
361 num_vs_threads = 48;
362 num_gs_threads = 4;
363 num_es_threads = 4;
364 num_ps_stack_entries = 40;
365 num_vs_stack_entries = 40;
366 num_gs_stack_entries = 32;
367 num_es_stack_entries = 16;
368 break;
369 case CHIP_RV670:
370 num_ps_gprs = 144;
371 num_vs_gprs = 40;
372 num_temp_gprs = 4;
373 num_gs_gprs = 0;
374 num_es_gprs = 0;
375 num_ps_threads = 136;
376 num_vs_threads = 48;
377 num_gs_threads = 4;
378 num_es_threads = 4;
379 num_ps_stack_entries = 40;
380 num_vs_stack_entries = 40;
381 num_gs_stack_entries = 32;
382 num_es_stack_entries = 16;
383 break;
384 case CHIP_RV770:
385 num_ps_gprs = 192;
386 num_vs_gprs = 56;
387 num_temp_gprs = 4;
388 num_gs_gprs = 0;
389 num_es_gprs = 0;
390 num_ps_threads = 188;
391 num_vs_threads = 60;
392 num_gs_threads = 0;
393 num_es_threads = 0;
394 num_ps_stack_entries = 256;
395 num_vs_stack_entries = 256;
396 num_gs_stack_entries = 0;
397 num_es_stack_entries = 0;
398 break;
399 case CHIP_RV730:
400 case CHIP_RV740:
401 num_ps_gprs = 84;
402 num_vs_gprs = 36;
403 num_temp_gprs = 4;
404 num_gs_gprs = 0;
405 num_es_gprs = 0;
406 num_ps_threads = 188;
407 num_vs_threads = 60;
408 num_gs_threads = 0;
409 num_es_threads = 0;
410 num_ps_stack_entries = 128;
411 num_vs_stack_entries = 128;
412 num_gs_stack_entries = 0;
413 num_es_stack_entries = 0;
414 break;
415 case CHIP_RV710:
416 num_ps_gprs = 192;
417 num_vs_gprs = 56;
418 num_temp_gprs = 4;
419 num_gs_gprs = 0;
420 num_es_gprs = 0;
421 num_ps_threads = 144;
422 num_vs_threads = 48;
423 num_gs_threads = 0;
424 num_es_threads = 0;
425 num_ps_stack_entries = 128;
426 num_vs_stack_entries = 128;
427 num_gs_stack_entries = 0;
428 num_es_stack_entries = 0;
429 break;
430 }
431
432 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
433 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
434 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
435 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880) ||
436 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710))
437 sq_config = 0;
438 else
439 sq_config = R600_VC_ENABLE;
440
441 sq_config |= (R600_DX9_CONSTS |
442 R600_ALU_INST_PREFER_VECTOR |
443 R600_PS_PRIO(0) |
444 R600_VS_PRIO(1) |
445 R600_GS_PRIO(2) |
446 R600_ES_PRIO(3));
447
448 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(num_ps_gprs) |
449 R600_NUM_VS_GPRS(num_vs_gprs) |
450 R600_NUM_CLAUSE_TEMP_GPRS(num_temp_gprs));
451 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(num_gs_gprs) |
452 R600_NUM_ES_GPRS(num_es_gprs));
453 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(num_ps_threads) |
454 R600_NUM_VS_THREADS(num_vs_threads) |
455 R600_NUM_GS_THREADS(num_gs_threads) |
456 R600_NUM_ES_THREADS(num_es_threads));
457 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(num_ps_stack_entries) |
458 R600_NUM_VS_STACK_ENTRIES(num_vs_stack_entries));
459 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(num_gs_stack_entries) |
460 R600_NUM_ES_STACK_ENTRIES(num_es_stack_entries));
461
462 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770) {
463 BEGIN_RING(r7xx_default_size + 10);
464 for (i = 0; i < r7xx_default_size; i++)
465 OUT_RING(r7xx_default_state[i]);
466 } else {
467 BEGIN_RING(r6xx_default_size + 10);
468 for (i = 0; i < r6xx_default_size; i++)
469 OUT_RING(r6xx_default_state[i]);
470 }
471 OUT_RING(CP_PACKET3(R600_IT_EVENT_WRITE, 0));
472 OUT_RING(R600_CACHE_FLUSH_AND_INV_EVENT);
473 /* SQ config */
474 OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 6));
475 OUT_RING((R600_SQ_CONFIG - R600_SET_CONFIG_REG_OFFSET) >> 2);
476 OUT_RING(sq_config);
477 OUT_RING(sq_gpr_resource_mgmt_1);
478 OUT_RING(sq_gpr_resource_mgmt_2);
479 OUT_RING(sq_thread_resource_mgmt);
480 OUT_RING(sq_stack_resource_mgmt_1);
481 OUT_RING(sq_stack_resource_mgmt_2);
482 ADVANCE_RING();
483}
484
485static inline uint32_t i2f(uint32_t input)
486{
487 u32 result, i, exponent, fraction;
488
489 if ((input & 0x3fff) == 0)
490 result = 0; /* 0 is a special case */
491 else {
492 exponent = 140; /* exponent biased by 127; */
493 fraction = (input & 0x3fff) << 10; /* cheat and only
494 handle numbers below 2^^15 */
495 for (i = 0; i < 14; i++) {
496 if (fraction & 0x800000)
497 break;
498 else {
499 fraction = fraction << 1; /* keep
500 shifting left until top bit = 1 */
501 exponent = exponent - 1;
502 }
503 }
504 result = exponent << 23 | (fraction & 0x7fffff); /* mask
505 off top bit; assumed 1 */
506 }
507 return result;
508}
509
510
511static inline int r600_nomm_get_vb(struct drm_device *dev)
512{
513 drm_radeon_private_t *dev_priv = dev->dev_private;
514 dev_priv->blit_vb = radeon_freelist_get(dev);
515 if (!dev_priv->blit_vb) {
516 DRM_ERROR("Unable to allocate vertex buffer for blit\n");
517 return -EAGAIN;
518 }
519 return 0;
520}
521
522static inline void r600_nomm_put_vb(struct drm_device *dev)
523{
524 drm_radeon_private_t *dev_priv = dev->dev_private;
525
526 dev_priv->blit_vb->used = 0;
527 radeon_cp_discard_buffer(dev, dev_priv->blit_vb->file_priv->master, dev_priv->blit_vb);
528}
529
530static inline void *r600_nomm_get_vb_ptr(struct drm_device *dev)
531{
532 drm_radeon_private_t *dev_priv = dev->dev_private;
533 return (((char *)dev->agp_buffer_map->handle +
534 dev_priv->blit_vb->offset + dev_priv->blit_vb->used));
535}
536
537int
538r600_prepare_blit_copy(struct drm_device *dev, struct drm_file *file_priv)
539{
540 drm_radeon_private_t *dev_priv = dev->dev_private;
541 DRM_DEBUG("\n");
542
543 r600_nomm_get_vb(dev);
544
545 dev_priv->blit_vb->file_priv = file_priv;
546
547 set_default_state(dev_priv);
548 set_shaders(dev);
549
550 return 0;
551}
552
553
554void
555r600_done_blit_copy(struct drm_device *dev)
556{
557 drm_radeon_private_t *dev_priv = dev->dev_private;
558 RING_LOCALS;
559 DRM_DEBUG("\n");
560
561 BEGIN_RING(5);
562 OUT_RING(CP_PACKET3(R600_IT_EVENT_WRITE, 0));
563 OUT_RING(R600_CACHE_FLUSH_AND_INV_EVENT);
564 /* wait for 3D idle clean */
565 OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
566 OUT_RING((R600_WAIT_UNTIL - R600_SET_CONFIG_REG_OFFSET) >> 2);
567 OUT_RING(RADEON_WAIT_3D_IDLE | RADEON_WAIT_3D_IDLECLEAN);
568
569 ADVANCE_RING();
570 COMMIT_RING();
571
572 r600_nomm_put_vb(dev);
573}
574
575void
576r600_blit_copy(struct drm_device *dev,
577 uint64_t src_gpu_addr, uint64_t dst_gpu_addr,
578 int size_bytes)
579{
580 drm_radeon_private_t *dev_priv = dev->dev_private;
581 int max_bytes;
582 u64 vb_addr;
583 u32 *vb;
584
585 vb = r600_nomm_get_vb_ptr(dev);
586
587 if ((size_bytes & 3) || (src_gpu_addr & 3) || (dst_gpu_addr & 3)) {
588 max_bytes = 8192;
589
590 while (size_bytes) {
591 int cur_size = size_bytes;
592 int src_x = src_gpu_addr & 255;
593 int dst_x = dst_gpu_addr & 255;
594 int h = 1;
595 src_gpu_addr = src_gpu_addr & ~255;
596 dst_gpu_addr = dst_gpu_addr & ~255;
597
598 if (!src_x && !dst_x) {
599 h = (cur_size / max_bytes);
600 if (h > 8192)
601 h = 8192;
602 if (h == 0)
603 h = 1;
604 else
605 cur_size = max_bytes;
606 } else {
607 if (cur_size > max_bytes)
608 cur_size = max_bytes;
609 if (cur_size > (max_bytes - dst_x))
610 cur_size = (max_bytes - dst_x);
611 if (cur_size > (max_bytes - src_x))
612 cur_size = (max_bytes - src_x);
613 }
614
615 if ((dev_priv->blit_vb->used + 48) > dev_priv->blit_vb->total) {
616
617 r600_nomm_put_vb(dev);
618 r600_nomm_get_vb(dev);
619 if (!dev_priv->blit_vb)
620 return;
621 set_shaders(dev);
622 vb = r600_nomm_get_vb_ptr(dev);
623 }
624
625 vb[0] = i2f(dst_x);
626 vb[1] = 0;
627 vb[2] = i2f(src_x);
628 vb[3] = 0;
629
630 vb[4] = i2f(dst_x);
631 vb[5] = i2f(h);
632 vb[6] = i2f(src_x);
633 vb[7] = i2f(h);
634
635 vb[8] = i2f(dst_x + cur_size);
636 vb[9] = i2f(h);
637 vb[10] = i2f(src_x + cur_size);
638 vb[11] = i2f(h);
639
640 /* src */
641 set_tex_resource(dev_priv, FMT_8,
642 src_x + cur_size, h, src_x + cur_size,
643 src_gpu_addr);
644
645 cp_set_surface_sync(dev_priv,
646 R600_TC_ACTION_ENA, (src_x + cur_size * h), src_gpu_addr);
647
648 /* dst */
649 set_render_target(dev_priv, COLOR_8,
650 dst_x + cur_size, h,
651 dst_gpu_addr);
652
653 /* scissors */
654 set_scissors(dev_priv, dst_x, 0, dst_x + cur_size, h);
655
656 /* Vertex buffer setup */
657 vb_addr = dev_priv->gart_buffers_offset +
658 dev_priv->blit_vb->offset +
659 dev_priv->blit_vb->used;
660 set_vtx_resource(dev_priv, vb_addr);
661
662 /* draw */
663 draw_auto(dev_priv);
664
665 cp_set_surface_sync(dev_priv,
666 R600_CB_ACTION_ENA | R600_CB0_DEST_BASE_ENA,
667 cur_size * h, dst_gpu_addr);
668
669 vb += 12;
670 dev_priv->blit_vb->used += 12 * 4;
671
672 src_gpu_addr += cur_size * h;
673 dst_gpu_addr += cur_size * h;
674 size_bytes -= cur_size * h;
675 }
676 } else {
677 max_bytes = 8192 * 4;
678
679 while (size_bytes) {
680 int cur_size = size_bytes;
681 int src_x = (src_gpu_addr & 255);
682 int dst_x = (dst_gpu_addr & 255);
683 int h = 1;
684 src_gpu_addr = src_gpu_addr & ~255;
685 dst_gpu_addr = dst_gpu_addr & ~255;
686
687 if (!src_x && !dst_x) {
688 h = (cur_size / max_bytes);
689 if (h > 8192)
690 h = 8192;
691 if (h == 0)
692 h = 1;
693 else
694 cur_size = max_bytes;
695 } else {
696 if (cur_size > max_bytes)
697 cur_size = max_bytes;
698 if (cur_size > (max_bytes - dst_x))
699 cur_size = (max_bytes - dst_x);
700 if (cur_size > (max_bytes - src_x))
701 cur_size = (max_bytes - src_x);
702 }
703
704 if ((dev_priv->blit_vb->used + 48) > dev_priv->blit_vb->total) {
705 r600_nomm_put_vb(dev);
706 r600_nomm_get_vb(dev);
707 if (!dev_priv->blit_vb)
708 return;
709
710 set_shaders(dev);
711 vb = r600_nomm_get_vb_ptr(dev);
712 }
713
714 vb[0] = i2f(dst_x / 4);
715 vb[1] = 0;
716 vb[2] = i2f(src_x / 4);
717 vb[3] = 0;
718
719 vb[4] = i2f(dst_x / 4);
720 vb[5] = i2f(h);
721 vb[6] = i2f(src_x / 4);
722 vb[7] = i2f(h);
723
724 vb[8] = i2f((dst_x + cur_size) / 4);
725 vb[9] = i2f(h);
726 vb[10] = i2f((src_x + cur_size) / 4);
727 vb[11] = i2f(h);
728
729 /* src */
730 set_tex_resource(dev_priv, FMT_8_8_8_8,
731 (src_x + cur_size) / 4,
732 h, (src_x + cur_size) / 4,
733 src_gpu_addr);
734
735 cp_set_surface_sync(dev_priv,
736 R600_TC_ACTION_ENA, (src_x + cur_size * h), src_gpu_addr);
737
738 /* dst */
739 set_render_target(dev_priv, COLOR_8_8_8_8,
740 (dst_x + cur_size) / 4, h,
741 dst_gpu_addr);
742
743 /* scissors */
744 set_scissors(dev_priv, (dst_x / 4), 0, (dst_x + cur_size / 4), h);
745
746 /* Vertex buffer setup */
747 vb_addr = dev_priv->gart_buffers_offset +
748 dev_priv->blit_vb->offset +
749 dev_priv->blit_vb->used;
750 set_vtx_resource(dev_priv, vb_addr);
751
752 /* draw */
753 draw_auto(dev_priv);
754
755 cp_set_surface_sync(dev_priv,
756 R600_CB_ACTION_ENA | R600_CB0_DEST_BASE_ENA,
757 cur_size * h, dst_gpu_addr);
758
759 vb += 12;
760 dev_priv->blit_vb->used += 12 * 4;
761
762 src_gpu_addr += cur_size * h;
763 dst_gpu_addr += cur_size * h;
764 size_bytes -= cur_size * h;
765 }
766 }
767}
768
769void
770r600_blit_swap(struct drm_device *dev,
771 uint64_t src_gpu_addr, uint64_t dst_gpu_addr,
772 int sx, int sy, int dx, int dy,
773 int w, int h, int src_pitch, int dst_pitch, int cpp)
774{
775 drm_radeon_private_t *dev_priv = dev->dev_private;
776 int cb_format, tex_format;
777 u64 vb_addr;
778 u32 *vb;
779
780 vb = r600_nomm_get_vb_ptr(dev);
781
782 if ((dev_priv->blit_vb->used + 48) > dev_priv->blit_vb->total) {
783
784 r600_nomm_put_vb(dev);
785 r600_nomm_get_vb(dev);
786 if (!dev_priv->blit_vb)
787 return;
788
789 set_shaders(dev);
790 vb = r600_nomm_get_vb_ptr(dev);
791 }
792
793 if (cpp == 4) {
794 cb_format = COLOR_8_8_8_8;
795 tex_format = FMT_8_8_8_8;
796 } else if (cpp == 2) {
797 cb_format = COLOR_5_6_5;
798 tex_format = FMT_5_6_5;
799 } else {
800 cb_format = COLOR_8;
801 tex_format = FMT_8;
802 }
803
804 vb[0] = i2f(dx);
805 vb[1] = i2f(dy);
806 vb[2] = i2f(sx);
807 vb[3] = i2f(sy);
808
809 vb[4] = i2f(dx);
810 vb[5] = i2f(dy + h);
811 vb[6] = i2f(sx);
812 vb[7] = i2f(sy + h);
813
814 vb[8] = i2f(dx + w);
815 vb[9] = i2f(dy + h);
816 vb[10] = i2f(sx + w);
817 vb[11] = i2f(sy + h);
818
819 /* src */
820 set_tex_resource(dev_priv, tex_format,
821 src_pitch / cpp,
822 sy + h, src_pitch / cpp,
823 src_gpu_addr);
824
825 cp_set_surface_sync(dev_priv,
826 R600_TC_ACTION_ENA, (src_pitch * (sy + h)), src_gpu_addr);
827
828 /* dst */
829 set_render_target(dev_priv, cb_format,
830 dst_pitch / cpp, dy + h,
831 dst_gpu_addr);
832
833 /* scissors */
834 set_scissors(dev_priv, dx, dy, dx + w, dy + h);
835
836 /* Vertex buffer setup */
837 vb_addr = dev_priv->gart_buffers_offset +
838 dev_priv->blit_vb->offset +
839 dev_priv->blit_vb->used;
840 set_vtx_resource(dev_priv, vb_addr);
841
842 /* draw */
843 draw_auto(dev_priv);
844
845 cp_set_surface_sync(dev_priv,
846 R600_CB_ACTION_ENA | R600_CB0_DEST_BASE_ENA,
847 dst_pitch * (dy + h), dst_gpu_addr);
848
849 dev_priv->blit_vb->used += 12 * 4;
850}