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OMAPDSS: VENC: fix NULL pointer dereference in DSS2 VENC sysfs debug attr on OMAP4
[zen-stable.git] / drivers / gpu / drm / radeon / evergreen_blit_kms.c
blob2379849515c71f7d9de4b240d159df59dba39718
1 /*
2 * Copyright 2010 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
27 #include "drmP.h"
28 #include "drm.h"
29 #include "radeon_drm.h"
30 #include "radeon.h"
31
32 #include "evergreend.h"
33 #include "evergreen_blit_shaders.h"
34 #include "cayman_blit_shaders.h"
35
36 #define DI_PT_RECTLIST 0x11
37 #define DI_INDEX_SIZE_16_BIT 0x0
38 #define DI_SRC_SEL_AUTO_INDEX 0x2
39
40 #define FMT_8 0x1
41 #define FMT_5_6_5 0x8
42 #define FMT_8_8_8_8 0x1a
43 #define COLOR_8 0x1
44 #define COLOR_5_6_5 0x8
45 #define COLOR_8_8_8_8 0x1a
46
47 /* emits 17 */
48 static void
49 set_render_target(struct radeon_device *rdev, int format,
50 int w, int h, u64 gpu_addr)
51 {
52 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
53 u32 cb_color_info;
54 int pitch, slice;
55
56 h = ALIGN(h, 8);
57 if (h < 8)
58 h = 8;
59
60 cb_color_info = CB_FORMAT(format) |
61 CB_SOURCE_FORMAT(CB_SF_EXPORT_NORM) |
62 CB_ARRAY_MODE(ARRAY_1D_TILED_THIN1);
63 pitch = (w / 8) - 1;
64 slice = ((w * h) / 64) - 1;
65
66 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 15));
67 radeon_ring_write(ring, (CB_COLOR0_BASE - PACKET3_SET_CONTEXT_REG_START) >> 2);
68 radeon_ring_write(ring, gpu_addr >> 8);
69 radeon_ring_write(ring, pitch);
70 radeon_ring_write(ring, slice);
71 radeon_ring_write(ring, 0);
72 radeon_ring_write(ring, cb_color_info);
73 radeon_ring_write(ring, 0);
74 radeon_ring_write(ring, (w - 1) | ((h - 1) << 16));
75 radeon_ring_write(ring, 0);
76 radeon_ring_write(ring, 0);
77 radeon_ring_write(ring, 0);
78 radeon_ring_write(ring, 0);
79 radeon_ring_write(ring, 0);
80 radeon_ring_write(ring, 0);
81 radeon_ring_write(ring, 0);
82 radeon_ring_write(ring, 0);
83 }
84
85 /* emits 5dw */
86 static void
87 cp_set_surface_sync(struct radeon_device *rdev,
88 u32 sync_type, u32 size,
89 u64 mc_addr)
90 {
91 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
92 u32 cp_coher_size;
93
94 if (size == 0xffffffff)
95 cp_coher_size = 0xffffffff;
96 else
97 cp_coher_size = ((size + 255) >> 8);
98
99 if (rdev->family >= CHIP_CAYMAN) {
100 /* CP_COHER_CNTL2 has to be set manually when submitting a surface_sync
101 * to the RB directly. For IBs, the CP programs this as part of the
102 * surface_sync packet.
103 */
104 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
105 radeon_ring_write(ring, (0x85e8 - PACKET3_SET_CONFIG_REG_START) >> 2);
106 radeon_ring_write(ring, 0); /* CP_COHER_CNTL2 */
107 }
108 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
109 radeon_ring_write(ring, sync_type);
110 radeon_ring_write(ring, cp_coher_size);
111 radeon_ring_write(ring, mc_addr >> 8);
112 radeon_ring_write(ring, 10); /* poll interval */
113 }
114
115 /* emits 11dw + 1 surface sync = 16dw */
116 static void
117 set_shaders(struct radeon_device *rdev)
118 {
119 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
120 u64 gpu_addr;
121
122 /* VS */
123 gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.vs_offset;
124 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 3));
125 radeon_ring_write(ring, (SQ_PGM_START_VS - PACKET3_SET_CONTEXT_REG_START) >> 2);
126 radeon_ring_write(ring, gpu_addr >> 8);
127 radeon_ring_write(ring, 2);
128 radeon_ring_write(ring, 0);
129
130 /* PS */
131 gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.ps_offset;
132 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 4));
133 radeon_ring_write(ring, (SQ_PGM_START_PS - PACKET3_SET_CONTEXT_REG_START) >> 2);
134 radeon_ring_write(ring, gpu_addr >> 8);
135 radeon_ring_write(ring, 1);
136 radeon_ring_write(ring, 0);
137 radeon_ring_write(ring, 2);
138
139 gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.vs_offset;
140 cp_set_surface_sync(rdev, PACKET3_SH_ACTION_ENA, 512, gpu_addr);
141 }
142
143 /* emits 10 + 1 sync (5) = 15 */
144 static void
145 set_vtx_resource(struct radeon_device *rdev, u64 gpu_addr)
146 {
147 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
148 u32 sq_vtx_constant_word2, sq_vtx_constant_word3;
149
150 /* high addr, stride */
151 sq_vtx_constant_word2 = SQ_VTXC_BASE_ADDR_HI(upper_32_bits(gpu_addr) & 0xff) |
152 SQ_VTXC_STRIDE(16);
153 #ifdef __BIG_ENDIAN
154 sq_vtx_constant_word2 |= SQ_VTXC_ENDIAN_SWAP(SQ_ENDIAN_8IN32);
155 #endif
156 /* xyzw swizzles */
157 sq_vtx_constant_word3 = SQ_VTCX_SEL_X(SQ_SEL_X) |
158 SQ_VTCX_SEL_Y(SQ_SEL_Y) |
159 SQ_VTCX_SEL_Z(SQ_SEL_Z) |
160 SQ_VTCX_SEL_W(SQ_SEL_W);
161
162 radeon_ring_write(ring, PACKET3(PACKET3_SET_RESOURCE, 8));
163 radeon_ring_write(ring, 0x580);
164 radeon_ring_write(ring, gpu_addr & 0xffffffff);
165 radeon_ring_write(ring, 48 - 1); /* size */
166 radeon_ring_write(ring, sq_vtx_constant_word2);
167 radeon_ring_write(ring, sq_vtx_constant_word3);
168 radeon_ring_write(ring, 0);
169 radeon_ring_write(ring, 0);
170 radeon_ring_write(ring, 0);
171 radeon_ring_write(ring, S__SQ_CONSTANT_TYPE(SQ_TEX_VTX_VALID_BUFFER));
172
173 if ((rdev->family == CHIP_CEDAR) ||
174 (rdev->family == CHIP_PALM) ||
175 (rdev->family == CHIP_SUMO) ||
176 (rdev->family == CHIP_SUMO2) ||
177 (rdev->family == CHIP_CAICOS))
178 cp_set_surface_sync(rdev,
179 PACKET3_TC_ACTION_ENA, 48, gpu_addr);
180 else
181 cp_set_surface_sync(rdev,
182 PACKET3_VC_ACTION_ENA, 48, gpu_addr);
183
184 }
185
186 /* emits 10 */
187 static void
188 set_tex_resource(struct radeon_device *rdev,
189 int format, int w, int h, int pitch,
190 u64 gpu_addr, u32 size)
191 {
192 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
193 u32 sq_tex_resource_word0, sq_tex_resource_word1;
194 u32 sq_tex_resource_word4, sq_tex_resource_word7;
195
196 if (h < 1)
197 h = 1;
198
199 sq_tex_resource_word0 = TEX_DIM(SQ_TEX_DIM_2D);
200 sq_tex_resource_word0 |= ((((pitch >> 3) - 1) << 6) |
201 ((w - 1) << 18));
202 sq_tex_resource_word1 = ((h - 1) << 0) |
203 TEX_ARRAY_MODE(ARRAY_1D_TILED_THIN1);
204 /* xyzw swizzles */
205 sq_tex_resource_word4 = TEX_DST_SEL_X(SQ_SEL_X) |
206 TEX_DST_SEL_Y(SQ_SEL_Y) |
207 TEX_DST_SEL_Z(SQ_SEL_Z) |
208 TEX_DST_SEL_W(SQ_SEL_W);
209
210 sq_tex_resource_word7 = format |
211 S__SQ_CONSTANT_TYPE(SQ_TEX_VTX_VALID_TEXTURE);
212
213 cp_set_surface_sync(rdev,
214 PACKET3_TC_ACTION_ENA, size, gpu_addr);
215
216 radeon_ring_write(ring, PACKET3(PACKET3_SET_RESOURCE, 8));
217 radeon_ring_write(ring, 0);
218 radeon_ring_write(ring, sq_tex_resource_word0);
219 radeon_ring_write(ring, sq_tex_resource_word1);
220 radeon_ring_write(ring, gpu_addr >> 8);
221 radeon_ring_write(ring, gpu_addr >> 8);
222 radeon_ring_write(ring, sq_tex_resource_word4);
223 radeon_ring_write(ring, 0);
224 radeon_ring_write(ring, 0);
225 radeon_ring_write(ring, sq_tex_resource_word7);
226 }
227
228 /* emits 12 */
229 static void
230 set_scissors(struct radeon_device *rdev, int x1, int y1,
231 int x2, int y2)
232 {
233 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
234 /* workaround some hw bugs */
235 if (x2 == 0)
236 x1 = 1;
237 if (y2 == 0)
238 y1 = 1;
239 if (rdev->family == CHIP_CAYMAN) {
240 if ((x2 == 1) && (y2 == 1))
241 x2 = 2;
242 }
243
244 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
245 radeon_ring_write(ring, (PA_SC_SCREEN_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_START) >> 2);
246 radeon_ring_write(ring, (x1 << 0) | (y1 << 16));
247 radeon_ring_write(ring, (x2 << 0) | (y2 << 16));
248
249 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
250 radeon_ring_write(ring, (PA_SC_GENERIC_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_START) >> 2);
251 radeon_ring_write(ring, (x1 << 0) | (y1 << 16) | (1 << 31));
252 radeon_ring_write(ring, (x2 << 0) | (y2 << 16));
253
254 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
255 radeon_ring_write(ring, (PA_SC_WINDOW_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_START) >> 2);
256 radeon_ring_write(ring, (x1 << 0) | (y1 << 16) | (1 << 31));
257 radeon_ring_write(ring, (x2 << 0) | (y2 << 16));
258 }
259
260 /* emits 10 */
261 static void
262 draw_auto(struct radeon_device *rdev)
263 {
264 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
265 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
266 radeon_ring_write(ring, (VGT_PRIMITIVE_TYPE - PACKET3_SET_CONFIG_REG_START) >> 2);
267 radeon_ring_write(ring, DI_PT_RECTLIST);
268
269 radeon_ring_write(ring, PACKET3(PACKET3_INDEX_TYPE, 0));
270 radeon_ring_write(ring,
271 #ifdef __BIG_ENDIAN
272 (2 << 2) |
273 #endif
274 DI_INDEX_SIZE_16_BIT);
275
276 radeon_ring_write(ring, PACKET3(PACKET3_NUM_INSTANCES, 0));
277 radeon_ring_write(ring, 1);
278
279 radeon_ring_write(ring, PACKET3(PACKET3_DRAW_INDEX_AUTO, 1));
280 radeon_ring_write(ring, 3);
281 radeon_ring_write(ring, DI_SRC_SEL_AUTO_INDEX);
282
283 }
284
285 /* emits 39 */
286 static void
287 set_default_state(struct radeon_device *rdev)
288 {
289 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
290 u32 sq_config, sq_gpr_resource_mgmt_1, sq_gpr_resource_mgmt_2, sq_gpr_resource_mgmt_3;
291 u32 sq_thread_resource_mgmt, sq_thread_resource_mgmt_2;
292 u32 sq_stack_resource_mgmt_1, sq_stack_resource_mgmt_2, sq_stack_resource_mgmt_3;
293 int num_ps_gprs, num_vs_gprs, num_temp_gprs;
294 int num_gs_gprs, num_es_gprs, num_hs_gprs, num_ls_gprs;
295 int num_ps_threads, num_vs_threads, num_gs_threads, num_es_threads;
296 int num_hs_threads, num_ls_threads;
297 int num_ps_stack_entries, num_vs_stack_entries, num_gs_stack_entries, num_es_stack_entries;
298 int num_hs_stack_entries, num_ls_stack_entries;
299 u64 gpu_addr;
300 int dwords;
301
302 /* set clear context state */
303 radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
304 radeon_ring_write(ring, 0);
305
306 if (rdev->family < CHIP_CAYMAN) {
307 switch (rdev->family) {
308 case CHIP_CEDAR:
309 default:
310 num_ps_gprs = 93;
311 num_vs_gprs = 46;
312 num_temp_gprs = 4;
313 num_gs_gprs = 31;
314 num_es_gprs = 31;
315 num_hs_gprs = 23;
316 num_ls_gprs = 23;
317 num_ps_threads = 96;
318 num_vs_threads = 16;
319 num_gs_threads = 16;
320 num_es_threads = 16;
321 num_hs_threads = 16;
322 num_ls_threads = 16;
323 num_ps_stack_entries = 42;
324 num_vs_stack_entries = 42;
325 num_gs_stack_entries = 42;
326 num_es_stack_entries = 42;
327 num_hs_stack_entries = 42;
328 num_ls_stack_entries = 42;
329 break;
330 case CHIP_REDWOOD:
331 num_ps_gprs = 93;
332 num_vs_gprs = 46;
333 num_temp_gprs = 4;
334 num_gs_gprs = 31;
335 num_es_gprs = 31;
336 num_hs_gprs = 23;
337 num_ls_gprs = 23;
338 num_ps_threads = 128;
339 num_vs_threads = 20;
340 num_gs_threads = 20;
341 num_es_threads = 20;
342 num_hs_threads = 20;
343 num_ls_threads = 20;
344 num_ps_stack_entries = 42;
345 num_vs_stack_entries = 42;
346 num_gs_stack_entries = 42;
347 num_es_stack_entries = 42;
348 num_hs_stack_entries = 42;
349 num_ls_stack_entries = 42;
350 break;
351 case CHIP_JUNIPER:
352 num_ps_gprs = 93;
353 num_vs_gprs = 46;
354 num_temp_gprs = 4;
355 num_gs_gprs = 31;
356 num_es_gprs = 31;
357 num_hs_gprs = 23;
358 num_ls_gprs = 23;
359 num_ps_threads = 128;
360 num_vs_threads = 20;
361 num_gs_threads = 20;
362 num_es_threads = 20;
363 num_hs_threads = 20;
364 num_ls_threads = 20;
365 num_ps_stack_entries = 85;
366 num_vs_stack_entries = 85;
367 num_gs_stack_entries = 85;
368 num_es_stack_entries = 85;
369 num_hs_stack_entries = 85;
370 num_ls_stack_entries = 85;
371 break;
372 case CHIP_CYPRESS:
373 case CHIP_HEMLOCK:
374 num_ps_gprs = 93;
375 num_vs_gprs = 46;
376 num_temp_gprs = 4;
377 num_gs_gprs = 31;
378 num_es_gprs = 31;
379 num_hs_gprs = 23;
380 num_ls_gprs = 23;
381 num_ps_threads = 128;
382 num_vs_threads = 20;
383 num_gs_threads = 20;
384 num_es_threads = 20;
385 num_hs_threads = 20;
386 num_ls_threads = 20;
387 num_ps_stack_entries = 85;
388 num_vs_stack_entries = 85;
389 num_gs_stack_entries = 85;
390 num_es_stack_entries = 85;
391 num_hs_stack_entries = 85;
392 num_ls_stack_entries = 85;
393 break;
394 case CHIP_PALM:
395 num_ps_gprs = 93;
396 num_vs_gprs = 46;
397 num_temp_gprs = 4;
398 num_gs_gprs = 31;
399 num_es_gprs = 31;
400 num_hs_gprs = 23;
401 num_ls_gprs = 23;
402 num_ps_threads = 96;
403 num_vs_threads = 16;
404 num_gs_threads = 16;
405 num_es_threads = 16;
406 num_hs_threads = 16;
407 num_ls_threads = 16;
408 num_ps_stack_entries = 42;
409 num_vs_stack_entries = 42;
410 num_gs_stack_entries = 42;
411 num_es_stack_entries = 42;
412 num_hs_stack_entries = 42;
413 num_ls_stack_entries = 42;
414 break;
415 case CHIP_SUMO:
416 num_ps_gprs = 93;
417 num_vs_gprs = 46;
418 num_temp_gprs = 4;
419 num_gs_gprs = 31;
420 num_es_gprs = 31;
421 num_hs_gprs = 23;
422 num_ls_gprs = 23;
423 num_ps_threads = 96;
424 num_vs_threads = 25;
425 num_gs_threads = 25;
426 num_es_threads = 25;
427 num_hs_threads = 25;
428 num_ls_threads = 25;
429 num_ps_stack_entries = 42;
430 num_vs_stack_entries = 42;
431 num_gs_stack_entries = 42;
432 num_es_stack_entries = 42;
433 num_hs_stack_entries = 42;
434 num_ls_stack_entries = 42;
435 break;
436 case CHIP_SUMO2:
437 num_ps_gprs = 93;
438 num_vs_gprs = 46;
439 num_temp_gprs = 4;
440 num_gs_gprs = 31;
441 num_es_gprs = 31;
442 num_hs_gprs = 23;
443 num_ls_gprs = 23;
444 num_ps_threads = 96;
445 num_vs_threads = 25;
446 num_gs_threads = 25;
447 num_es_threads = 25;
448 num_hs_threads = 25;
449 num_ls_threads = 25;
450 num_ps_stack_entries = 85;
451 num_vs_stack_entries = 85;
452 num_gs_stack_entries = 85;
453 num_es_stack_entries = 85;
454 num_hs_stack_entries = 85;
455 num_ls_stack_entries = 85;
456 break;
457 case CHIP_BARTS:
458 num_ps_gprs = 93;
459 num_vs_gprs = 46;
460 num_temp_gprs = 4;
461 num_gs_gprs = 31;
462 num_es_gprs = 31;
463 num_hs_gprs = 23;
464 num_ls_gprs = 23;
465 num_ps_threads = 128;
466 num_vs_threads = 20;
467 num_gs_threads = 20;
468 num_es_threads = 20;
469 num_hs_threads = 20;
470 num_ls_threads = 20;
471 num_ps_stack_entries = 85;
472 num_vs_stack_entries = 85;
473 num_gs_stack_entries = 85;
474 num_es_stack_entries = 85;
475 num_hs_stack_entries = 85;
476 num_ls_stack_entries = 85;
477 break;
478 case CHIP_TURKS:
479 num_ps_gprs = 93;
480 num_vs_gprs = 46;
481 num_temp_gprs = 4;
482 num_gs_gprs = 31;
483 num_es_gprs = 31;
484 num_hs_gprs = 23;
485 num_ls_gprs = 23;
486 num_ps_threads = 128;
487 num_vs_threads = 20;
488 num_gs_threads = 20;
489 num_es_threads = 20;
490 num_hs_threads = 20;
491 num_ls_threads = 20;
492 num_ps_stack_entries = 42;
493 num_vs_stack_entries = 42;
494 num_gs_stack_entries = 42;
495 num_es_stack_entries = 42;
496 num_hs_stack_entries = 42;
497 num_ls_stack_entries = 42;
498 break;
499 case CHIP_CAICOS:
500 num_ps_gprs = 93;
501 num_vs_gprs = 46;
502 num_temp_gprs = 4;
503 num_gs_gprs = 31;
504 num_es_gprs = 31;
505 num_hs_gprs = 23;
506 num_ls_gprs = 23;
507 num_ps_threads = 128;
508 num_vs_threads = 10;
509 num_gs_threads = 10;
510 num_es_threads = 10;
511 num_hs_threads = 10;
512 num_ls_threads = 10;
513 num_ps_stack_entries = 42;
514 num_vs_stack_entries = 42;
515 num_gs_stack_entries = 42;
516 num_es_stack_entries = 42;
517 num_hs_stack_entries = 42;
518 num_ls_stack_entries = 42;
519 break;
520 }
521
522 if ((rdev->family == CHIP_CEDAR) ||
523 (rdev->family == CHIP_PALM) ||
524 (rdev->family == CHIP_SUMO) ||
525 (rdev->family == CHIP_SUMO2) ||
526 (rdev->family == CHIP_CAICOS))
527 sq_config = 0;
528 else
529 sq_config = VC_ENABLE;
530
531 sq_config |= (EXPORT_SRC_C |
532 CS_PRIO(0) |
533 LS_PRIO(0) |
534 HS_PRIO(0) |
535 PS_PRIO(0) |
536 VS_PRIO(1) |
537 GS_PRIO(2) |
538 ES_PRIO(3));
539
540 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(num_ps_gprs) |
541 NUM_VS_GPRS(num_vs_gprs) |
542 NUM_CLAUSE_TEMP_GPRS(num_temp_gprs));
543 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(num_gs_gprs) |
544 NUM_ES_GPRS(num_es_gprs));
545 sq_gpr_resource_mgmt_3 = (NUM_HS_GPRS(num_hs_gprs) |
546 NUM_LS_GPRS(num_ls_gprs));
547 sq_thread_resource_mgmt = (NUM_PS_THREADS(num_ps_threads) |
548 NUM_VS_THREADS(num_vs_threads) |
549 NUM_GS_THREADS(num_gs_threads) |
550 NUM_ES_THREADS(num_es_threads));
551 sq_thread_resource_mgmt_2 = (NUM_HS_THREADS(num_hs_threads) |
552 NUM_LS_THREADS(num_ls_threads));
553 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(num_ps_stack_entries) |
554 NUM_VS_STACK_ENTRIES(num_vs_stack_entries));
555 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(num_gs_stack_entries) |
556 NUM_ES_STACK_ENTRIES(num_es_stack_entries));
557 sq_stack_resource_mgmt_3 = (NUM_HS_STACK_ENTRIES(num_hs_stack_entries) |
558 NUM_LS_STACK_ENTRIES(num_ls_stack_entries));
559
560 /* disable dyn gprs */
561 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
562 radeon_ring_write(ring, (SQ_DYN_GPR_CNTL_PS_FLUSH_REQ - PACKET3_SET_CONFIG_REG_START) >> 2);
563 radeon_ring_write(ring, 0);
564
565 /* setup LDS */
566 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
567 radeon_ring_write(ring, (SQ_LDS_RESOURCE_MGMT - PACKET3_SET_CONFIG_REG_START) >> 2);
568 radeon_ring_write(ring, 0x10001000);
569
570 /* SQ config */
571 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 11));
572 radeon_ring_write(ring, (SQ_CONFIG - PACKET3_SET_CONFIG_REG_START) >> 2);
573 radeon_ring_write(ring, sq_config);
574 radeon_ring_write(ring, sq_gpr_resource_mgmt_1);
575 radeon_ring_write(ring, sq_gpr_resource_mgmt_2);
576 radeon_ring_write(ring, sq_gpr_resource_mgmt_3);
577 radeon_ring_write(ring, 0);
578 radeon_ring_write(ring, 0);
579 radeon_ring_write(ring, sq_thread_resource_mgmt);
580 radeon_ring_write(ring, sq_thread_resource_mgmt_2);
581 radeon_ring_write(ring, sq_stack_resource_mgmt_1);
582 radeon_ring_write(ring, sq_stack_resource_mgmt_2);
583 radeon_ring_write(ring, sq_stack_resource_mgmt_3);
584 }
585
586 /* CONTEXT_CONTROL */
587 radeon_ring_write(ring, 0xc0012800);
588 radeon_ring_write(ring, 0x80000000);
589 radeon_ring_write(ring, 0x80000000);
590
591 /* SQ_VTX_BASE_VTX_LOC */
592 radeon_ring_write(ring, 0xc0026f00);
593 radeon_ring_write(ring, 0x00000000);
594 radeon_ring_write(ring, 0x00000000);
595 radeon_ring_write(ring, 0x00000000);
596
597 /* SET_SAMPLER */
598 radeon_ring_write(ring, 0xc0036e00);
599 radeon_ring_write(ring, 0x00000000);
600 radeon_ring_write(ring, 0x00000012);
601 radeon_ring_write(ring, 0x00000000);
602 radeon_ring_write(ring, 0x00000000);
603
604 /* set to DX10/11 mode */
605 radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0));
606 radeon_ring_write(ring, 1);
607
608 /* emit an IB pointing at default state */
609 dwords = ALIGN(rdev->r600_blit.state_len, 0x10);
610 gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.state_offset;
611 radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
612 radeon_ring_write(ring, gpu_addr & 0xFFFFFFFC);
613 radeon_ring_write(ring, upper_32_bits(gpu_addr) & 0xFF);
614 radeon_ring_write(ring, dwords);
615
616 }
617
618 int evergreen_blit_init(struct radeon_device *rdev)
619 {
620 u32 obj_size;
621 int i, r, dwords;
622 void *ptr;
623 u32 packet2s[16];
624 int num_packet2s = 0;
625
626 rdev->r600_blit.primitives.set_render_target = set_render_target;
627 rdev->r600_blit.primitives.cp_set_surface_sync = cp_set_surface_sync;
628 rdev->r600_blit.primitives.set_shaders = set_shaders;
629 rdev->r600_blit.primitives.set_vtx_resource = set_vtx_resource;
630 rdev->r600_blit.primitives.set_tex_resource = set_tex_resource;
631 rdev->r600_blit.primitives.set_scissors = set_scissors;
632 rdev->r600_blit.primitives.draw_auto = draw_auto;
633 rdev->r600_blit.primitives.set_default_state = set_default_state;
634
635 rdev->r600_blit.ring_size_common = 55; /* shaders + def state */
636 rdev->r600_blit.ring_size_common += 16; /* fence emit for VB IB */
637 rdev->r600_blit.ring_size_common += 5; /* done copy */
638 rdev->r600_blit.ring_size_common += 16; /* fence emit for done copy */
639
640 rdev->r600_blit.ring_size_per_loop = 74;
641 if (rdev->family >= CHIP_CAYMAN)
642 rdev->r600_blit.ring_size_per_loop += 9; /* additional DWs for surface sync */
643
644 rdev->r600_blit.max_dim = 16384;
645
646 /* pin copy shader into vram if already initialized */
647 if (rdev->r600_blit.shader_obj)
648 goto done;
649
650 mutex_init(&rdev->r600_blit.mutex);
651 rdev->r600_blit.state_offset = 0;
652
653 if (rdev->family < CHIP_CAYMAN)
654 rdev->r600_blit.state_len = evergreen_default_size;
655 else
656 rdev->r600_blit.state_len = cayman_default_size;
657
658 dwords = rdev->r600_blit.state_len;
659 while (dwords & 0xf) {
660 packet2s[num_packet2s++] = cpu_to_le32(PACKET2(0));
661 dwords++;
662 }
663
664 obj_size = dwords * 4;
665 obj_size = ALIGN(obj_size, 256);
666
667 rdev->r600_blit.vs_offset = obj_size;
668 if (rdev->family < CHIP_CAYMAN)
669 obj_size += evergreen_vs_size * 4;
670 else
671 obj_size += cayman_vs_size * 4;
672 obj_size = ALIGN(obj_size, 256);
673
674 rdev->r600_blit.ps_offset = obj_size;
675 if (rdev->family < CHIP_CAYMAN)
676 obj_size += evergreen_ps_size * 4;
677 else
678 obj_size += cayman_ps_size * 4;
679 obj_size = ALIGN(obj_size, 256);
680
681 r = radeon_bo_create(rdev, obj_size, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM,
682 &rdev->r600_blit.shader_obj);
683 if (r) {
684 DRM_ERROR("evergreen failed to allocate shader\n");
685 return r;
686 }
687
688 DRM_DEBUG("evergreen blit allocated bo %08x vs %08x ps %08x\n",
689 obj_size,
690 rdev->r600_blit.vs_offset, rdev->r600_blit.ps_offset);
691
692 r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
693 if (unlikely(r != 0))
694 return r;
695 r = radeon_bo_kmap(rdev->r600_blit.shader_obj, &ptr);
696 if (r) {
697 DRM_ERROR("failed to map blit object %d\n", r);
698 return r;
699 }
700
701 if (rdev->family < CHIP_CAYMAN) {
702 memcpy_toio(ptr + rdev->r600_blit.state_offset,
703 evergreen_default_state, rdev->r600_blit.state_len * 4);
704
705 if (num_packet2s)
706 memcpy_toio(ptr + rdev->r600_blit.state_offset + (rdev->r600_blit.state_len * 4),
707 packet2s, num_packet2s * 4);
708 for (i = 0; i < evergreen_vs_size; i++)
709 *(u32 *)((unsigned long)ptr + rdev->r600_blit.vs_offset + i * 4) = cpu_to_le32(evergreen_vs[i]);
710 for (i = 0; i < evergreen_ps_size; i++)
711 *(u32 *)((unsigned long)ptr + rdev->r600_blit.ps_offset + i * 4) = cpu_to_le32(evergreen_ps[i]);
712 } else {
713 memcpy_toio(ptr + rdev->r600_blit.state_offset,
714 cayman_default_state, rdev->r600_blit.state_len * 4);
715
716 if (num_packet2s)
717 memcpy_toio(ptr + rdev->r600_blit.state_offset + (rdev->r600_blit.state_len * 4),
718 packet2s, num_packet2s * 4);
719 for (i = 0; i < cayman_vs_size; i++)
720 *(u32 *)((unsigned long)ptr + rdev->r600_blit.vs_offset + i * 4) = cpu_to_le32(cayman_vs[i]);
721 for (i = 0; i < cayman_ps_size; i++)
722 *(u32 *)((unsigned long)ptr + rdev->r600_blit.ps_offset + i * 4) = cpu_to_le32(cayman_ps[i]);
723 }
724 radeon_bo_kunmap(rdev->r600_blit.shader_obj);
725 radeon_bo_unreserve(rdev->r600_blit.shader_obj);
726
727 done:
728 r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
729 if (unlikely(r != 0))
730 return r;
731 r = radeon_bo_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM,
732 &rdev->r600_blit.shader_gpu_addr);
733 radeon_bo_unreserve(rdev->r600_blit.shader_obj);
734 if (r) {
735 dev_err(rdev->dev, "(%d) pin blit object failed\n", r);
736 return r;
737 }
738 radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
739 return 0;
740 }