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drm/radeon: remove some unneeded structure members
[linux-2.6-block.git] / drivers / gpu / drm / radeon / r600_blit.c
CommitLineData
3ce0a23d
JG		 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
74740c83 44static void
3ce0a23d
JG		 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
d964fc54 52 h = ALIGN(h, 8);
3ce0a23d
JG		 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
74740c83 102static void
3ce0a23d
JG		 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
74740c83 124static void
3ce0a23d
JG		 125set_shaders(struct drm_device *dev)
126{
127 drm_radeon_private_t *dev_priv = dev->dev_private;
128 u64 gpu_addr;
5d93b135 129 int i;
3ce0a23d
JG		 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
5d93b135 139 for (i = 0; i < r6xx_vs_size; i++)
dee54c40 140 vs[i] = cpu_to_le32(r6xx_vs[i]);
5d93b135 141 for (i = 0; i < r6xx_ps_size; i++)
dee54c40 142 ps[i] = cpu_to_le32(r6xx_ps[i]);
3ce0a23d
JG		 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
74740c83 187static void
3ce0a23d
JG		 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));
dee54c40
CC		 195#ifdef __BIG_ENDIAN
196 sq_vtx_constant_word2 |= (2 << 30);
197#endif
3ce0a23d
JG		 198
199 BEGIN_RING(9);
200 OUT_RING(CP_PACKET3(R600_IT_SET_RESOURCE, 7));
201 OUT_RING(0x460);
202 OUT_RING(gpu_addr & 0xffffffff);
203 OUT_RING(48 - 1);
204 OUT_RING(sq_vtx_constant_word2);
205 OUT_RING(1 << 0);
206 OUT_RING(0);
207 OUT_RING(0);
208 OUT_RING(R600_SQ_TEX_VTX_VALID_BUFFER << 30);
209 ADVANCE_RING();
210
211 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
212 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
213 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
214 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880) ||
215 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710))
216 cp_set_surface_sync(dev_priv,
217 R600_TC_ACTION_ENA, 48, gpu_addr);
218 else
219 cp_set_surface_sync(dev_priv,
220 R600_VC_ACTION_ENA, 48, gpu_addr);
221}
222
74740c83 223static void
3ce0a23d
JG		 224set_tex_resource(drm_radeon_private_t *dev_priv,
225 int format, int w, int h, int pitch, u64 gpu_addr)
226{
227 uint32_t sq_tex_resource_word0, sq_tex_resource_word1, sq_tex_resource_word4;
228 RING_LOCALS;
229 DRM_DEBUG("\n");
230
231 if (h < 1)
232 h = 1;
233
234 sq_tex_resource_word0 = (1 << 0);
235 sq_tex_resource_word0 |= ((((pitch >> 3) - 1) << 8) |
236 ((w - 1) << 19));
237
238 sq_tex_resource_word1 = (format << 26);
239 sq_tex_resource_word1 |= ((h - 1) << 0);
240
241 sq_tex_resource_word4 = ((1 << 14) |
242 (0 << 16) |
243 (1 << 19) |
244 (2 << 22) |
245 (3 << 25));
246
247 BEGIN_RING(9);
248 OUT_RING(CP_PACKET3(R600_IT_SET_RESOURCE, 7));
249 OUT_RING(0);
250 OUT_RING(sq_tex_resource_word0);
251 OUT_RING(sq_tex_resource_word1);
252 OUT_RING(gpu_addr >> 8);
253 OUT_RING(gpu_addr >> 8);
254 OUT_RING(sq_tex_resource_word4);
255 OUT_RING(0);
256 OUT_RING(R600_SQ_TEX_VTX_VALID_TEXTURE << 30);
257 ADVANCE_RING();
258
259}
260
74740c83 261static void
3ce0a23d
JG		 262set_scissors(drm_radeon_private_t *dev_priv, int x1, int y1, int x2, int y2)
263{
264 RING_LOCALS;
265 DRM_DEBUG("\n");
266
267 BEGIN_RING(12);
268 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 2));
269 OUT_RING((R600_PA_SC_SCREEN_SCISSOR_TL - R600_SET_CONTEXT_REG_OFFSET) >> 2);
270 OUT_RING((x1 << 0) | (y1 << 16));
271 OUT_RING((x2 << 0) | (y2 << 16));
272
273 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 2));
274 OUT_RING((R600_PA_SC_GENERIC_SCISSOR_TL - R600_SET_CONTEXT_REG_OFFSET) >> 2);
275 OUT_RING((x1 << 0) | (y1 << 16) | (1 << 31));
276 OUT_RING((x2 << 0) | (y2 << 16));
277
278 OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 2));
279 OUT_RING((R600_PA_SC_WINDOW_SCISSOR_TL - R600_SET_CONTEXT_REG_OFFSET) >> 2);
280 OUT_RING((x1 << 0) | (y1 << 16) | (1 << 31));
281 OUT_RING((x2 << 0) | (y2 << 16));
282 ADVANCE_RING();
283}
284
74740c83 285static void
3ce0a23d
JG		 286draw_auto(drm_radeon_private_t *dev_priv)
287{
288 RING_LOCALS;
289 DRM_DEBUG("\n");
290
291 BEGIN_RING(10);
292 OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
293 OUT_RING((R600_VGT_PRIMITIVE_TYPE - R600_SET_CONFIG_REG_OFFSET) >> 2);
294 OUT_RING(DI_PT_RECTLIST);
295
296 OUT_RING(CP_PACKET3(R600_IT_INDEX_TYPE, 0));
dee54c40
CC		 297#ifdef __BIG_ENDIAN
298 OUT_RING((2 << 2) | DI_INDEX_SIZE_16_BIT);
299#else
3ce0a23d 300 OUT_RING(DI_INDEX_SIZE_16_BIT);
dee54c40 301#endif
3ce0a23d
JG		 302
303 OUT_RING(CP_PACKET3(R600_IT_NUM_INSTANCES, 0));
304 OUT_RING(1);
305
306 OUT_RING(CP_PACKET3(R600_IT_DRAW_INDEX_AUTO, 1));
307 OUT_RING(3);
308 OUT_RING(DI_SRC_SEL_AUTO_INDEX);
309
310 ADVANCE_RING();
311 COMMIT_RING();
312}
313
74740c83 314static void
3ce0a23d
JG		 315set_default_state(drm_radeon_private_t *dev_priv)
316{
5d93b135 317 int i;
3ce0a23d
JG		 318 u32 sq_config, sq_gpr_resource_mgmt_1, sq_gpr_resource_mgmt_2;
319 u32 sq_thread_resource_mgmt, sq_stack_resource_mgmt_1, sq_stack_resource_mgmt_2;
320 int num_ps_gprs, num_vs_gprs, num_temp_gprs, num_gs_gprs, num_es_gprs;
321 int num_ps_threads, num_vs_threads, num_gs_threads, num_es_threads;
322 int num_ps_stack_entries, num_vs_stack_entries, num_gs_stack_entries, num_es_stack_entries;
323 RING_LOCALS;
324
325 switch ((dev_priv->flags & RADEON_FAMILY_MASK)) {
326 case CHIP_R600:
327 num_ps_gprs = 192;
328 num_vs_gprs = 56;
329 num_temp_gprs = 4;
330 num_gs_gprs = 0;
331 num_es_gprs = 0;
332 num_ps_threads = 136;
333 num_vs_threads = 48;
334 num_gs_threads = 4;
335 num_es_threads = 4;
336 num_ps_stack_entries = 128;
337 num_vs_stack_entries = 128;
338 num_gs_stack_entries = 0;
339 num_es_stack_entries = 0;
340 break;
341 case CHIP_RV630:
342 case CHIP_RV635:
343 num_ps_gprs = 84;
344 num_vs_gprs = 36;
345 num_temp_gprs = 4;
346 num_gs_gprs = 0;
347 num_es_gprs = 0;
348 num_ps_threads = 144;
349 num_vs_threads = 40;
350 num_gs_threads = 4;
351 num_es_threads = 4;
352 num_ps_stack_entries = 40;
353 num_vs_stack_entries = 40;
354 num_gs_stack_entries = 32;
355 num_es_stack_entries = 16;
356 break;
357 case CHIP_RV610:
358 case CHIP_RV620:
359 case CHIP_RS780:
360 case CHIP_RS880:
361 default:
362 num_ps_gprs = 84;
363 num_vs_gprs = 36;
364 num_temp_gprs = 4;
365 num_gs_gprs = 0;
366 num_es_gprs = 0;
367 num_ps_threads = 136;
368 num_vs_threads = 48;
369 num_gs_threads = 4;
370 num_es_threads = 4;
371 num_ps_stack_entries = 40;
372 num_vs_stack_entries = 40;
373 num_gs_stack_entries = 32;
374 num_es_stack_entries = 16;
375 break;
376 case CHIP_RV670:
377 num_ps_gprs = 144;
378 num_vs_gprs = 40;
379 num_temp_gprs = 4;
380 num_gs_gprs = 0;
381 num_es_gprs = 0;
382 num_ps_threads = 136;
383 num_vs_threads = 48;
384 num_gs_threads = 4;
385 num_es_threads = 4;
386 num_ps_stack_entries = 40;
387 num_vs_stack_entries = 40;
388 num_gs_stack_entries = 32;
389 num_es_stack_entries = 16;
390 break;
391 case CHIP_RV770:
392 num_ps_gprs = 192;
393 num_vs_gprs = 56;
394 num_temp_gprs = 4;
395 num_gs_gprs = 0;
396 num_es_gprs = 0;
397 num_ps_threads = 188;
398 num_vs_threads = 60;
399 num_gs_threads = 0;
400 num_es_threads = 0;
401 num_ps_stack_entries = 256;
402 num_vs_stack_entries = 256;
403 num_gs_stack_entries = 0;
404 num_es_stack_entries = 0;
405 break;
406 case CHIP_RV730:
407 case CHIP_RV740:
408 num_ps_gprs = 84;
409 num_vs_gprs = 36;
410 num_temp_gprs = 4;
411 num_gs_gprs = 0;
412 num_es_gprs = 0;
413 num_ps_threads = 188;
414 num_vs_threads = 60;
415 num_gs_threads = 0;
416 num_es_threads = 0;
417 num_ps_stack_entries = 128;
418 num_vs_stack_entries = 128;
419 num_gs_stack_entries = 0;
420 num_es_stack_entries = 0;
421 break;
422 case CHIP_RV710:
423 num_ps_gprs = 192;
424 num_vs_gprs = 56;
425 num_temp_gprs = 4;
426 num_gs_gprs = 0;
427 num_es_gprs = 0;
428 num_ps_threads = 144;
429 num_vs_threads = 48;
430 num_gs_threads = 0;
431 num_es_threads = 0;
432 num_ps_stack_entries = 128;
433 num_vs_stack_entries = 128;
434 num_gs_stack_entries = 0;
435 num_es_stack_entries = 0;
436 break;
437 }
438
439 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
440 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
441 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
442 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880) ||
443 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710))
444 sq_config = 0;
445 else
446 sq_config = R600_VC_ENABLE;
447
448 sq_config |= (R600_DX9_CONSTS |
449 R600_ALU_INST_PREFER_VECTOR |
450 R600_PS_PRIO(0) |
451 R600_VS_PRIO(1) |
452 R600_GS_PRIO(2) |
453 R600_ES_PRIO(3));
454
455 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(num_ps_gprs) |
456 R600_NUM_VS_GPRS(num_vs_gprs) |
457 R600_NUM_CLAUSE_TEMP_GPRS(num_temp_gprs));
458 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(num_gs_gprs) |
459 R600_NUM_ES_GPRS(num_es_gprs));
460 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(num_ps_threads) |
461 R600_NUM_VS_THREADS(num_vs_threads) |
462 R600_NUM_GS_THREADS(num_gs_threads) |
463 R600_NUM_ES_THREADS(num_es_threads));
464 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(num_ps_stack_entries) |
465 R600_NUM_VS_STACK_ENTRIES(num_vs_stack_entries));
466 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(num_gs_stack_entries) |
467 R600_NUM_ES_STACK_ENTRIES(num_es_stack_entries));
468
469 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770) {
5d93b135
AD		 470 BEGIN_RING(r7xx_default_size + 10);
471 for (i = 0; i < r7xx_default_size; i++)
3ce0a23d
JG		 472 OUT_RING(r7xx_default_state[i]);
473 } else {
5d93b135
AD		 474 BEGIN_RING(r6xx_default_size + 10);
475 for (i = 0; i < r6xx_default_size; i++)
3ce0a23d
JG		 476 OUT_RING(r6xx_default_state[i]);
477 }
478 OUT_RING(CP_PACKET3(R600_IT_EVENT_WRITE, 0));
479 OUT_RING(R600_CACHE_FLUSH_AND_INV_EVENT);
480 /* SQ config */
481 OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 6));
482 OUT_RING((R600_SQ_CONFIG - R600_SET_CONFIG_REG_OFFSET) >> 2);
483 OUT_RING(sq_config);
484 OUT_RING(sq_gpr_resource_mgmt_1);
485 OUT_RING(sq_gpr_resource_mgmt_2);
486 OUT_RING(sq_thread_resource_mgmt);
487 OUT_RING(sq_stack_resource_mgmt_1);
488 OUT_RING(sq_stack_resource_mgmt_2);
489 ADVANCE_RING();
490}
491
74740c83 492static uint32_t i2f(uint32_t input)
3ce0a23d
JG		 493{
494 u32 result, i, exponent, fraction;
495
496 if ((input & 0x3fff) == 0)
497 result = 0; /* 0 is a special case */
498 else {
499 exponent = 140; /* exponent biased by 127; */
500 fraction = (input & 0x3fff) << 10; /* cheat and only
501 handle numbers below 2^^15 */
502 for (i = 0; i < 14; i++) {
503 if (fraction & 0x800000)
504 break;
505 else {
506 fraction = fraction << 1; /* keep
507 shifting left until top bit = 1 */
508 exponent = exponent - 1;
509 }
510 }
511 result = exponent << 23 | (fraction & 0x7fffff); /* mask
512 off top bit; assumed 1 */
513 }
514 return result;
515}
516
517
74740c83 518static int r600_nomm_get_vb(struct drm_device *dev)
3ce0a23d
JG		 519{
520 drm_radeon_private_t *dev_priv = dev->dev_private;
521 dev_priv->blit_vb = radeon_freelist_get(dev);
522 if (!dev_priv->blit_vb) {
523 DRM_ERROR("Unable to allocate vertex buffer for blit\n");
524 return -EAGAIN;
525 }
526 return 0;
527}
528
74740c83 529static void r600_nomm_put_vb(struct drm_device *dev)
3ce0a23d
JG		 530{
531 drm_radeon_private_t *dev_priv = dev->dev_private;
532
533 dev_priv->blit_vb->used = 0;
534 radeon_cp_discard_buffer(dev, dev_priv->blit_vb->file_priv->master, dev_priv->blit_vb);
535}
536
74740c83 537static void *r600_nomm_get_vb_ptr(struct drm_device *dev)
3ce0a23d
JG		 538{
539 drm_radeon_private_t *dev_priv = dev->dev_private;
540 return (((char *)dev->agp_buffer_map->handle +
541 dev_priv->blit_vb->offset + dev_priv->blit_vb->used));
542}
543
544int
545r600_prepare_blit_copy(struct drm_device *dev, struct drm_file *file_priv)
546{
547 drm_radeon_private_t *dev_priv = dev->dev_private;
c42750b0 548 int ret;
3ce0a23d
JG		 549 DRM_DEBUG("\n");
550
c42750b0
AD		 551 ret = r600_nomm_get_vb(dev);
552 if (ret)
553 return ret;
3ce0a23d
JG		 554
555 dev_priv->blit_vb->file_priv = file_priv;
556
557 set_default_state(dev_priv);
558 set_shaders(dev);
559
560 return 0;
561}
562
563
564void
565r600_done_blit_copy(struct drm_device *dev)
566{
567 drm_radeon_private_t *dev_priv = dev->dev_private;
568 RING_LOCALS;
569 DRM_DEBUG("\n");
570
571 BEGIN_RING(5);
572 OUT_RING(CP_PACKET3(R600_IT_EVENT_WRITE, 0));
573 OUT_RING(R600_CACHE_FLUSH_AND_INV_EVENT);
574 /* wait for 3D idle clean */
575 OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
576 OUT_RING((R600_WAIT_UNTIL - R600_SET_CONFIG_REG_OFFSET) >> 2);
577 OUT_RING(RADEON_WAIT_3D_IDLE | RADEON_WAIT_3D_IDLECLEAN);
578
579 ADVANCE_RING();
580 COMMIT_RING();
581
582 r600_nomm_put_vb(dev);
583}
584
585void
586r600_blit_copy(struct drm_device *dev,
587 uint64_t src_gpu_addr, uint64_t dst_gpu_addr,
588 int size_bytes)
589{
590 drm_radeon_private_t *dev_priv = dev->dev_private;
591 int max_bytes;
592 u64 vb_addr;
593 u32 *vb;
594
ceeb5027
DA		 595 vb = r600_nomm_get_vb_ptr(dev);
596
3ce0a23d
JG		 597 if ((size_bytes & 3) || (src_gpu_addr & 3) || (dst_gpu_addr & 3)) {
598 max_bytes = 8192;
599
600 while (size_bytes) {
601 int cur_size = size_bytes;
602 int src_x = src_gpu_addr & 255;
603 int dst_x = dst_gpu_addr & 255;
604 int h = 1;
605 src_gpu_addr = src_gpu_addr & ~255;
606 dst_gpu_addr = dst_gpu_addr & ~255;
607
608 if (!src_x && !dst_x) {
609 h = (cur_size / max_bytes);
610 if (h > 8192)
611 h = 8192;
612 if (h == 0)
613 h = 1;
614 else
615 cur_size = max_bytes;
616 } else {
617 if (cur_size > max_bytes)
618 cur_size = max_bytes;
619 if (cur_size > (max_bytes - dst_x))
620 cur_size = (max_bytes - dst_x);
621 if (cur_size > (max_bytes - src_x))
622 cur_size = (max_bytes - src_x);
623 }
624
625 if ((dev_priv->blit_vb->used + 48) > dev_priv->blit_vb->total) {
626
627 r600_nomm_put_vb(dev);
628 r600_nomm_get_vb(dev);
629 if (!dev_priv->blit_vb)
630 return;
631 set_shaders(dev);
ceeb5027 632 vb = r600_nomm_get_vb_ptr(dev);
3ce0a23d
JG		 633 }
634
635 vb[0] = i2f(dst_x);
636 vb[1] = 0;
637 vb[2] = i2f(src_x);
638 vb[3] = 0;
639
640 vb[4] = i2f(dst_x);
641 vb[5] = i2f(h);
642 vb[6] = i2f(src_x);
643 vb[7] = i2f(h);
644
645 vb[8] = i2f(dst_x + cur_size);
646 vb[9] = i2f(h);
647 vb[10] = i2f(src_x + cur_size);
648 vb[11] = i2f(h);
649
650 /* src */
651 set_tex_resource(dev_priv, FMT_8,
652 src_x + cur_size, h, src_x + cur_size,
653 src_gpu_addr);
654
655 cp_set_surface_sync(dev_priv,
656 R600_TC_ACTION_ENA, (src_x + cur_size * h), src_gpu_addr);
657
658 /* dst */
659 set_render_target(dev_priv, COLOR_8,
660 dst_x + cur_size, h,
661 dst_gpu_addr);
662
663 /* scissors */
664 set_scissors(dev_priv, dst_x, 0, dst_x + cur_size, h);
665
666 /* Vertex buffer setup */
667 vb_addr = dev_priv->gart_buffers_offset +
668 dev_priv->blit_vb->offset +
669 dev_priv->blit_vb->used;
670 set_vtx_resource(dev_priv, vb_addr);
671
672 /* draw */
673 draw_auto(dev_priv);
674
675 cp_set_surface_sync(dev_priv,
676 R600_CB_ACTION_ENA | R600_CB0_DEST_BASE_ENA,
677 cur_size * h, dst_gpu_addr);
678
679 vb += 12;
680 dev_priv->blit_vb->used += 12 * 4;
681
682 src_gpu_addr += cur_size * h;
683 dst_gpu_addr += cur_size * h;
684 size_bytes -= cur_size * h;
685 }
686 } else {
687 max_bytes = 8192 * 4;
688
689 while (size_bytes) {
690 int cur_size = size_bytes;
691 int src_x = (src_gpu_addr & 255);
692 int dst_x = (dst_gpu_addr & 255);
693 int h = 1;
694 src_gpu_addr = src_gpu_addr & ~255;
695 dst_gpu_addr = dst_gpu_addr & ~255;
696
697 if (!src_x && !dst_x) {
698 h = (cur_size / max_bytes);
699 if (h > 8192)
700 h = 8192;
701 if (h == 0)
702 h = 1;
703 else
704 cur_size = max_bytes;
705 } else {
706 if (cur_size > max_bytes)
707 cur_size = max_bytes;
708 if (cur_size > (max_bytes - dst_x))
709 cur_size = (max_bytes - dst_x);
710 if (cur_size > (max_bytes - src_x))
711 cur_size = (max_bytes - src_x);
712 }
713
714 if ((dev_priv->blit_vb->used + 48) > dev_priv->blit_vb->total) {
715 r600_nomm_put_vb(dev);
716 r600_nomm_get_vb(dev);
717 if (!dev_priv->blit_vb)
718 return;
719
720 set_shaders(dev);
ceeb5027 721 vb = r600_nomm_get_vb_ptr(dev);
3ce0a23d
JG		 722 }
723
724 vb[0] = i2f(dst_x / 4);
725 vb[1] = 0;
726 vb[2] = i2f(src_x / 4);
727 vb[3] = 0;
728
729 vb[4] = i2f(dst_x / 4);
730 vb[5] = i2f(h);
731 vb[6] = i2f(src_x / 4);
732 vb[7] = i2f(h);
733
734 vb[8] = i2f((dst_x + cur_size) / 4);
735 vb[9] = i2f(h);
736 vb[10] = i2f((src_x + cur_size) / 4);
737 vb[11] = i2f(h);
738
739 /* src */
740 set_tex_resource(dev_priv, FMT_8_8_8_8,
741 (src_x + cur_size) / 4,
742 h, (src_x + cur_size) / 4,
743 src_gpu_addr);
744
745 cp_set_surface_sync(dev_priv,
746 R600_TC_ACTION_ENA, (src_x + cur_size * h), src_gpu_addr);
747
748 /* dst */
749 set_render_target(dev_priv, COLOR_8_8_8_8,
5b31aee9 750 (dst_x + cur_size) / 4, h,
3ce0a23d
JG		 751 dst_gpu_addr);
752
753 /* scissors */
754 set_scissors(dev_priv, (dst_x / 4), 0, (dst_x + cur_size / 4), h);
755
756 /* Vertex buffer setup */
757 vb_addr = dev_priv->gart_buffers_offset +
758 dev_priv->blit_vb->offset +
759 dev_priv->blit_vb->used;
760 set_vtx_resource(dev_priv, vb_addr);
761
762 /* draw */
763 draw_auto(dev_priv);
764
765 cp_set_surface_sync(dev_priv,
766 R600_CB_ACTION_ENA | R600_CB0_DEST_BASE_ENA,
767 cur_size * h, dst_gpu_addr);
768
769 vb += 12;
770 dev_priv->blit_vb->used += 12 * 4;
771
772 src_gpu_addr += cur_size * h;
773 dst_gpu_addr += cur_size * h;
774 size_bytes -= cur_size * h;
775 }
776 }
777}
778
779void
780r600_blit_swap(struct drm_device *dev,
781 uint64_t src_gpu_addr, uint64_t dst_gpu_addr,
782 int sx, int sy, int dx, int dy,
783 int w, int h, int src_pitch, int dst_pitch, int cpp)
784{
785 drm_radeon_private_t *dev_priv = dev->dev_private;
786 int cb_format, tex_format;
c54b1820 787 int sx2, sy2, dx2, dy2;
3ce0a23d
JG		 788 u64 vb_addr;
789 u32 *vb;
790
3ce0a23d
JG		 791 if ((dev_priv->blit_vb->used + 48) > dev_priv->blit_vb->total) {
792
793 r600_nomm_put_vb(dev);
794 r600_nomm_get_vb(dev);
795 if (!dev_priv->blit_vb)
796 return;
797
798 set_shaders(dev);
3ce0a23d 799 }
33fdb15c 800 vb = r600_nomm_get_vb_ptr(dev);
3ce0a23d 801
c54b1820
RN		 802 sx2 = sx + w;
803 sy2 = sy + h;
804 dx2 = dx + w;
805 dy2 = dy + h;
3ce0a23d
JG		 806
807 vb[0] = i2f(dx);
808 vb[1] = i2f(dy);
809 vb[2] = i2f(sx);
810 vb[3] = i2f(sy);
811
812 vb[4] = i2f(dx);
c54b1820 813 vb[5] = i2f(dy2);
3ce0a23d 814 vb[6] = i2f(sx);
c54b1820 815 vb[7] = i2f(sy2);
3ce0a23d 816
c54b1820
RN		 817 vb[8] = i2f(dx2);
818 vb[9] = i2f(dy2);
819 vb[10] = i2f(sx2);
820 vb[11] = i2f(sy2);
821
822 switch(cpp) {
823 case 4:
824 cb_format = COLOR_8_8_8_8;
825 tex_format = FMT_8_8_8_8;
826 break;
827 case 2:
828 cb_format = COLOR_5_6_5;
829 tex_format = FMT_5_6_5;
830 break;
831 default:
832 cb_format = COLOR_8;
833 tex_format = FMT_8;
834 break;
835 }
3ce0a23d
JG		 836
837 /* src */
838 set_tex_resource(dev_priv, tex_format,
839 src_pitch / cpp,
c54b1820 840 sy2, src_pitch / cpp,
3ce0a23d
JG		 841 src_gpu_addr);
842
843 cp_set_surface_sync(dev_priv,
c54b1820 844 R600_TC_ACTION_ENA, src_pitch * sy2, src_gpu_addr);
3ce0a23d
JG		 845
846 /* dst */
847 set_render_target(dev_priv, cb_format,
c54b1820 848 dst_pitch / cpp, dy2,
3ce0a23d
JG		 849 dst_gpu_addr);
850
851 /* scissors */
c54b1820 852 set_scissors(dev_priv, dx, dy, dx2, dy2);
3ce0a23d
JG		 853
854 /* Vertex buffer setup */
855 vb_addr = dev_priv->gart_buffers_offset +
856 dev_priv->blit_vb->offset +
857 dev_priv->blit_vb->used;
858 set_vtx_resource(dev_priv, vb_addr);
859
860 /* draw */
861 draw_auto(dev_priv);
862
863 cp_set_surface_sync(dev_priv,
864 R600_CB_ACTION_ENA | R600_CB0_DEST_BASE_ENA,
c54b1820 865 dst_pitch * dy2, dst_gpu_addr);
3ce0a23d
JG		 866
867 dev_priv->blit_vb->used += 12 * 4;
868}
Linux 6.x block layer and io_uring tree(s)