1 /*
2 * Copyright 2010 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Dave Airlie
25 * Alex Deucher
26 * Jerome Glisse
27 */
28
29 #include "radeon.h"
30 #include "radeon_asic.h"
31 #include "r600.h"
32 #include "evergreend.h"
33 #include "evergreen_reg_safe.h"
34 #include "cayman_reg_safe.h"
35
36 #ifndef MIN
37 #define MAX(a, b) (((a) > (b)) ? (a) : (b))
38 #define MIN(a, b) (((a) < (b)) ? (a) : (b))
39 #endif
40
41 #define REG_SAFE_BM_SIZE ARRAY_SIZE(evergreen_reg_safe_bm)
42
43 struct evergreen_cs_track {
44 u32 group_size;
45 u32 nbanks;
46 u32 npipes;
47 u32 row_size;
48 /* value we track */
49 u32 nsamples; /* unused */
50 struct radeon_bo *cb_color_bo[12];
51 u32 cb_color_bo_offset[12];
52 struct radeon_bo *cb_color_fmask_bo[8]; /* unused */
53 struct radeon_bo *cb_color_cmask_bo[8]; /* unused */
54 u32 cb_color_info[12];
55 u32 cb_color_view[12];
56 u32 cb_color_pitch[12];
57 u32 cb_color_slice[12];
58 u32 cb_color_slice_idx[12];
59 u32 cb_color_attrib[12];
60 u32 cb_color_cmask_slice[8];/* unused */
61 u32 cb_color_fmask_slice[8];/* unused */
62 u32 cb_target_mask;
63 u32 cb_shader_mask; /* unused */
64 u32 vgt_strmout_config;
65 u32 vgt_strmout_buffer_config;
66 struct radeon_bo *vgt_strmout_bo[4];
67 u32 vgt_strmout_bo_offset[4];
68 u32 vgt_strmout_size[4];
69 u32 db_depth_control;
70 u32 db_depth_view;
71 u32 db_depth_slice;
72 u32 db_depth_size;
73 u32 db_z_info;
74 u32 db_z_read_offset;
75 u32 db_z_write_offset;
76 struct radeon_bo *db_z_read_bo;
77 struct radeon_bo *db_z_write_bo;
78 u32 db_s_info;
79 u32 db_s_read_offset;
80 u32 db_s_write_offset;
81 struct radeon_bo *db_s_read_bo;
82 struct radeon_bo *db_s_write_bo;
83 bool sx_misc_kill_all_prims;
84 bool cb_dirty;
85 bool db_dirty;
86 bool streamout_dirty;
87 u32 htile_offset;
88 u32 htile_surface;
89 struct radeon_bo *htile_bo;
90 unsigned long indirect_draw_buffer_size;
91 const unsigned *reg_safe_bm;
92 };
93
evergreen_cs_get_aray_mode(u32 tiling_flags)94 static u32 evergreen_cs_get_aray_mode(u32 tiling_flags)
95 {
96 if (tiling_flags & RADEON_TILING_MACRO)
97 return ARRAY_2D_TILED_THIN1;
98 else if (tiling_flags & RADEON_TILING_MICRO)
99 return ARRAY_1D_TILED_THIN1;
100 else
101 return ARRAY_LINEAR_GENERAL;
102 }
103
evergreen_cs_get_num_banks(u32 nbanks)104 static u32 evergreen_cs_get_num_banks(u32 nbanks)
105 {
106 switch (nbanks) {
107 case 2:
108 return ADDR_SURF_2_BANK;
109 case 4:
110 return ADDR_SURF_4_BANK;
111 case 8:
112 default:
113 return ADDR_SURF_8_BANK;
114 case 16:
115 return ADDR_SURF_16_BANK;
116 }
117 }
118
evergreen_cs_track_init(struct evergreen_cs_track * track)119 static void evergreen_cs_track_init(struct evergreen_cs_track *track)
120 {
121 int i;
122
123 for (i = 0; i < 8; i++) {
124 track->cb_color_fmask_bo[i] = NULL;
125 track->cb_color_cmask_bo[i] = NULL;
126 track->cb_color_cmask_slice[i] = 0;
127 track->cb_color_fmask_slice[i] = 0;
128 }
129
130 for (i = 0; i < 12; i++) {
131 track->cb_color_bo[i] = NULL;
132 track->cb_color_bo_offset[i] = 0xFFFFFFFF;
133 track->cb_color_info[i] = 0;
134 track->cb_color_view[i] = 0xFFFFFFFF;
135 track->cb_color_pitch[i] = 0;
136 track->cb_color_slice[i] = 0xfffffff;
137 track->cb_color_slice_idx[i] = 0;
138 }
139 track->cb_target_mask = 0xFFFFFFFF;
140 track->cb_shader_mask = 0xFFFFFFFF;
141 track->cb_dirty = true;
142
143 track->db_depth_slice = 0xffffffff;
144 track->db_depth_view = 0xFFFFC000;
145 track->db_depth_size = 0xFFFFFFFF;
146 track->db_depth_control = 0xFFFFFFFF;
147 track->db_z_info = 0xFFFFFFFF;
148 track->db_z_read_offset = 0xFFFFFFFF;
149 track->db_z_write_offset = 0xFFFFFFFF;
150 track->db_z_read_bo = NULL;
151 track->db_z_write_bo = NULL;
152 track->db_s_info = 0xFFFFFFFF;
153 track->db_s_read_offset = 0xFFFFFFFF;
154 track->db_s_write_offset = 0xFFFFFFFF;
155 track->db_s_read_bo = NULL;
156 track->db_s_write_bo = NULL;
157 track->db_dirty = true;
158 track->htile_bo = NULL;
159 track->htile_offset = 0xFFFFFFFF;
160 track->htile_surface = 0;
161
162 for (i = 0; i < 4; i++) {
163 track->vgt_strmout_size[i] = 0;
164 track->vgt_strmout_bo[i] = NULL;
165 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF;
166 }
167 track->streamout_dirty = true;
168 track->sx_misc_kill_all_prims = false;
169 }
170
171 struct eg_surface {
172 /* value gathered from cs */
173 unsigned nbx;
174 unsigned nby;
175 unsigned format;
176 unsigned mode;
177 unsigned nbanks;
178 unsigned bankw;
179 unsigned bankh;
180 unsigned tsplit;
181 unsigned mtilea;
182 unsigned nsamples;
183 /* output value */
184 unsigned bpe;
185 unsigned layer_size;
186 unsigned palign;
187 unsigned halign;
188 unsigned long base_align;
189 };
190
evergreen_surface_check_linear(struct radeon_cs_parser * p,struct eg_surface * surf,const char * prefix)191 static int evergreen_surface_check_linear(struct radeon_cs_parser *p,
192 struct eg_surface *surf,
193 const char *prefix)
194 {
195 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples;
196 surf->base_align = surf->bpe;
197 surf->palign = 1;
198 surf->halign = 1;
199 return 0;
200 }
201
evergreen_surface_check_linear_aligned(struct radeon_cs_parser * p,struct eg_surface * surf,const char * prefix)202 static int evergreen_surface_check_linear_aligned(struct radeon_cs_parser *p,
203 struct eg_surface *surf,
204 const char *prefix)
205 {
206 struct evergreen_cs_track *track = p->track;
207 unsigned palign;
208
209 palign = MAX(64, track->group_size / surf->bpe);
210 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples;
211 surf->base_align = track->group_size;
212 surf->palign = palign;
213 surf->halign = 1;
214 if ((surf->nbx & (palign - 1)) && !(palign == 64 && surf->nbx == 32)) {
215 if (prefix) {
216 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n",
217 __func__, __LINE__, prefix, surf->nbx, palign);
218 }
219 return -EINVAL;
220 }
221 return 0;
222 }
223
evergreen_surface_check_1d(struct radeon_cs_parser * p,struct eg_surface * surf,const char * prefix)224 static int evergreen_surface_check_1d(struct radeon_cs_parser *p,
225 struct eg_surface *surf,
226 const char *prefix)
227 {
228 struct evergreen_cs_track *track = p->track;
229 unsigned palign;
230
231 palign = track->group_size / (8 * surf->bpe * surf->nsamples);
232 palign = MAX(8, palign);
233 surf->layer_size = surf->nbx * surf->nby * surf->bpe;
234 surf->base_align = track->group_size;
235 surf->palign = palign;
236 surf->halign = 8;
237 if ((surf->nbx & (palign - 1))) {
238 if (prefix) {
239 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d (%d %d %d)\n",
240 __func__, __LINE__, prefix, surf->nbx, palign,
241 track->group_size, surf->bpe, surf->nsamples);
242 }
243 return -EINVAL;
244 }
245 if ((surf->nby & (8 - 1))) {
246 if (prefix) {
247 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with 8\n",
248 __func__, __LINE__, prefix, surf->nby);
249 }
250 return -EINVAL;
251 }
252 return 0;
253 }
254
evergreen_surface_check_2d(struct radeon_cs_parser * p,struct eg_surface * surf,const char * prefix)255 static int evergreen_surface_check_2d(struct radeon_cs_parser *p,
256 struct eg_surface *surf,
257 const char *prefix)
258 {
259 struct evergreen_cs_track *track = p->track;
260 unsigned palign, halign, tileb, slice_pt;
261 unsigned mtile_pr, mtile_ps, mtileb;
262
263 tileb = 64 * surf->bpe * surf->nsamples;
264 slice_pt = 1;
265 if (tileb > surf->tsplit) {
266 slice_pt = tileb / surf->tsplit;
267 }
268 tileb = tileb / slice_pt;
269 /* macro tile width & height */
270 palign = (8 * surf->bankw * track->npipes) * surf->mtilea;
271 halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea;
272 mtileb = (palign / 8) * (halign / 8) * tileb;
273 mtile_pr = surf->nbx / palign;
274 mtile_ps = (mtile_pr * surf->nby) / halign;
275 surf->layer_size = mtile_ps * mtileb * slice_pt;
276 surf->base_align = (palign / 8) * (halign / 8) * tileb;
277 surf->palign = palign;
278 surf->halign = halign;
279
280 if ((surf->nbx & (palign - 1))) {
281 if (prefix) {
282 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n",
283 __func__, __LINE__, prefix, surf->nbx, palign);
284 }
285 return -EINVAL;
286 }
287 if ((surf->nby & (halign - 1))) {
288 if (prefix) {
289 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with %d\n",
290 __func__, __LINE__, prefix, surf->nby, halign);
291 }
292 return -EINVAL;
293 }
294
295 return 0;
296 }
297
evergreen_surface_check(struct radeon_cs_parser * p,struct eg_surface * surf,const char * prefix)298 static int evergreen_surface_check(struct radeon_cs_parser *p,
299 struct eg_surface *surf,
300 const char *prefix)
301 {
302 /* some common value computed here */
303 surf->bpe = r600_fmt_get_blocksize(surf->format);
304
305 switch (surf->mode) {
306 case ARRAY_LINEAR_GENERAL:
307 return evergreen_surface_check_linear(p, surf, prefix);
308 case ARRAY_LINEAR_ALIGNED:
309 return evergreen_surface_check_linear_aligned(p, surf, prefix);
310 case ARRAY_1D_TILED_THIN1:
311 return evergreen_surface_check_1d(p, surf, prefix);
312 case ARRAY_2D_TILED_THIN1:
313 return evergreen_surface_check_2d(p, surf, prefix);
314 default:
315 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n",
316 __func__, __LINE__, prefix, surf->mode);
317 return -EINVAL;
318 }
319 return -EINVAL;
320 }
321
evergreen_surface_value_conv_check(struct radeon_cs_parser * p,struct eg_surface * surf,const char * prefix)322 static int evergreen_surface_value_conv_check(struct radeon_cs_parser *p,
323 struct eg_surface *surf,
324 const char *prefix)
325 {
326 switch (surf->mode) {
327 case ARRAY_2D_TILED_THIN1:
328 break;
329 case ARRAY_LINEAR_GENERAL:
330 case ARRAY_LINEAR_ALIGNED:
331 case ARRAY_1D_TILED_THIN1:
332 return 0;
333 default:
334 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n",
335 __func__, __LINE__, prefix, surf->mode);
336 return -EINVAL;
337 }
338
339 switch (surf->nbanks) {
340 case 0: surf->nbanks = 2; break;
341 case 1: surf->nbanks = 4; break;
342 case 2: surf->nbanks = 8; break;
343 case 3: surf->nbanks = 16; break;
344 default:
345 dev_warn(p->dev, "%s:%d %s invalid number of banks %d\n",
346 __func__, __LINE__, prefix, surf->nbanks);
347 return -EINVAL;
348 }
349 switch (surf->bankw) {
350 case 0: surf->bankw = 1; break;
351 case 1: surf->bankw = 2; break;
352 case 2: surf->bankw = 4; break;
353 case 3: surf->bankw = 8; break;
354 default:
355 dev_warn(p->dev, "%s:%d %s invalid bankw %d\n",
356 __func__, __LINE__, prefix, surf->bankw);
357 return -EINVAL;
358 }
359 switch (surf->bankh) {
360 case 0: surf->bankh = 1; break;
361 case 1: surf->bankh = 2; break;
362 case 2: surf->bankh = 4; break;
363 case 3: surf->bankh = 8; break;
364 default:
365 dev_warn(p->dev, "%s:%d %s invalid bankh %d\n",
366 __func__, __LINE__, prefix, surf->bankh);
367 return -EINVAL;
368 }
369 switch (surf->mtilea) {
370 case 0: surf->mtilea = 1; break;
371 case 1: surf->mtilea = 2; break;
372 case 2: surf->mtilea = 4; break;
373 case 3: surf->mtilea = 8; break;
374 default:
375 dev_warn(p->dev, "%s:%d %s invalid macro tile aspect %d\n",
376 __func__, __LINE__, prefix, surf->mtilea);
377 return -EINVAL;
378 }
379 switch (surf->tsplit) {
380 case 0: surf->tsplit = 64; break;
381 case 1: surf->tsplit = 128; break;
382 case 2: surf->tsplit = 256; break;
383 case 3: surf->tsplit = 512; break;
384 case 4: surf->tsplit = 1024; break;
385 case 5: surf->tsplit = 2048; break;
386 case 6: surf->tsplit = 4096; break;
387 default:
388 dev_warn(p->dev, "%s:%d %s invalid tile split %d\n",
389 __func__, __LINE__, prefix, surf->tsplit);
390 return -EINVAL;
391 }
392 return 0;
393 }
394
evergreen_cs_track_validate_cb(struct radeon_cs_parser * p,unsigned id)395 static int evergreen_cs_track_validate_cb(struct radeon_cs_parser *p, unsigned id)
396 {
397 struct evergreen_cs_track *track = p->track;
398 struct eg_surface surf;
399 unsigned pitch, slice, mslice;
400 u64 offset;
401 int r;
402
403 mslice = G_028C6C_SLICE_MAX(track->cb_color_view[id]) + 1;
404 pitch = track->cb_color_pitch[id];
405 slice = track->cb_color_slice[id];
406 surf.nbx = (pitch + 1) * 8;
407 surf.nby = ((slice + 1) * 64) / surf.nbx;
408 surf.mode = G_028C70_ARRAY_MODE(track->cb_color_info[id]);
409 surf.format = G_028C70_FORMAT(track->cb_color_info[id]);
410 surf.tsplit = G_028C74_TILE_SPLIT(track->cb_color_attrib[id]);
411 surf.nbanks = G_028C74_NUM_BANKS(track->cb_color_attrib[id]);
412 surf.bankw = G_028C74_BANK_WIDTH(track->cb_color_attrib[id]);
413 surf.bankh = G_028C74_BANK_HEIGHT(track->cb_color_attrib[id]);
414 surf.mtilea = G_028C74_MACRO_TILE_ASPECT(track->cb_color_attrib[id]);
415 surf.nsamples = 1;
416
417 if (!r600_fmt_is_valid_color(surf.format)) {
418 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08x)\n",
419 __func__, __LINE__, surf.format,
420 id, track->cb_color_info[id]);
421 return -EINVAL;
422 }
423
424 r = evergreen_surface_value_conv_check(p, &surf, "cb");
425 if (r) {
426 return r;
427 }
428
429 r = evergreen_surface_check(p, &surf, "cb");
430 if (r) {
431 dev_warn(p->dev, "%s:%d cb[%d] invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
432 __func__, __LINE__, id, track->cb_color_pitch[id],
433 track->cb_color_slice[id], track->cb_color_attrib[id],
434 track->cb_color_info[id]);
435 return r;
436 }
437
438 offset = (u64)track->cb_color_bo_offset[id] << 8;
439 if (offset & (surf.base_align - 1)) {
440 dev_warn(p->dev, "%s:%d cb[%d] bo base %llu not aligned with %ld\n",
441 __func__, __LINE__, id, offset, surf.base_align);
442 return -EINVAL;
443 }
444
445 offset += (u64)surf.layer_size * mslice;
446 if (offset > radeon_bo_size(track->cb_color_bo[id])) {
447 /* old ddx are broken they allocate bo with w*h*bpp but
448 * program slice with ALIGN(h, 8), catch this and patch
449 * command stream.
450 */
451 if (!surf.mode) {
452 uint32_t *ib = p->ib.ptr;
453 u64 tmp, nby, bsize, size, min = 0;
454
455 /* find the height the ddx wants */
456 if (surf.nby > 8) {
457 min = surf.nby - 8;
458 }
459 bsize = radeon_bo_size(track->cb_color_bo[id]);
460 tmp = (u64)track->cb_color_bo_offset[id] << 8;
461 for (nby = surf.nby; nby > min; nby--) {
462 size = nby * surf.nbx * surf.bpe * surf.nsamples;
463 if ((tmp + size * mslice) <= bsize) {
464 break;
465 }
466 }
467 if (nby > min) {
468 surf.nby = nby;
469 slice = ((nby * surf.nbx) / 64) - 1;
470 if (!evergreen_surface_check(p, &surf, "cb")) {
471 /* check if this one works */
472 tmp += (u64)surf.layer_size * mslice;
473 if (tmp <= bsize) {
474 ib[track->cb_color_slice_idx[id]] = slice;
475 goto old_ddx_ok;
476 }
477 }
478 }
479 }
480 dev_warn(p->dev, "%s:%d cb[%d] bo too small (layer size %d, "
481 "offset %llu, max layer %d, bo size %ld, slice %d)\n",
482 __func__, __LINE__, id, surf.layer_size,
483 (u64)track->cb_color_bo_offset[id] << 8, mslice,
484 radeon_bo_size(track->cb_color_bo[id]), slice);
485 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n",
486 __func__, __LINE__, surf.nbx, surf.nby,
487 surf.mode, surf.bpe, surf.nsamples,
488 surf.bankw, surf.bankh,
489 surf.tsplit, surf.mtilea);
490 return -EINVAL;
491 }
492 old_ddx_ok:
493
494 return 0;
495 }
496
evergreen_cs_track_validate_htile(struct radeon_cs_parser * p,unsigned nbx,unsigned nby)497 static int evergreen_cs_track_validate_htile(struct radeon_cs_parser *p,
498 unsigned nbx, unsigned nby)
499 {
500 struct evergreen_cs_track *track = p->track;
501 unsigned long size;
502
503 if (track->htile_bo == NULL) {
504 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n",
505 __func__, __LINE__, track->db_z_info);
506 return -EINVAL;
507 }
508
509 if (G_028ABC_LINEAR(track->htile_surface)) {
510 /* pitch must be 16 htiles aligned == 16 * 8 pixel aligned */
511 nbx = round_up(nbx, 16 * 8);
512 /* height is npipes htiles aligned == npipes * 8 pixel aligned */
513 nby = round_up(nby, track->npipes * 8);
514 } else {
515 /* always assume 8x8 htile */
516 /* align is htile align * 8, htile align vary according to
517 * number of pipe and tile width and nby
518 */
519 switch (track->npipes) {
520 case 8:
521 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
522 nbx = round_up(nbx, 64 * 8);
523 nby = round_up(nby, 64 * 8);
524 break;
525 case 4:
526 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
527 nbx = round_up(nbx, 64 * 8);
528 nby = round_up(nby, 32 * 8);
529 break;
530 case 2:
531 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
532 nbx = round_up(nbx, 32 * 8);
533 nby = round_up(nby, 32 * 8);
534 break;
535 case 1:
536 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
537 nbx = round_up(nbx, 32 * 8);
538 nby = round_up(nby, 16 * 8);
539 break;
540 default:
541 dev_warn(p->dev, "%s:%d invalid num pipes %d\n",
542 __func__, __LINE__, track->npipes);
543 return -EINVAL;
544 }
545 }
546 /* compute number of htile */
547 nbx = nbx >> 3;
548 nby = nby >> 3;
549 /* size must be aligned on npipes * 2K boundary */
550 size = roundup(nbx * nby * 4, track->npipes * (2 << 10));
551 size += track->htile_offset;
552
553 if (size > radeon_bo_size(track->htile_bo)) {
554 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n",
555 __func__, __LINE__, radeon_bo_size(track->htile_bo),
556 size, nbx, nby);
557 return -EINVAL;
558 }
559 return 0;
560 }
561
evergreen_cs_track_validate_stencil(struct radeon_cs_parser * p)562 static int evergreen_cs_track_validate_stencil(struct radeon_cs_parser *p)
563 {
564 struct evergreen_cs_track *track = p->track;
565 struct eg_surface surf;
566 unsigned pitch, slice, mslice;
567 u64 offset;
568 int r;
569
570 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1;
571 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size);
572 slice = track->db_depth_slice;
573 surf.nbx = (pitch + 1) * 8;
574 surf.nby = ((slice + 1) * 64) / surf.nbx;
575 surf.mode = G_028040_ARRAY_MODE(track->db_z_info);
576 surf.format = G_028044_FORMAT(track->db_s_info);
577 surf.tsplit = G_028044_TILE_SPLIT(track->db_s_info);
578 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info);
579 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info);
580 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info);
581 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info);
582 surf.nsamples = 1;
583
584 if (surf.format != 1) {
585 dev_warn(p->dev, "%s:%d stencil invalid format %d\n",
586 __func__, __LINE__, surf.format);
587 return -EINVAL;
588 }
589 /* replace by color format so we can use same code */
590 surf.format = V_028C70_COLOR_8;
591
592 r = evergreen_surface_value_conv_check(p, &surf, "stencil");
593 if (r) {
594 return r;
595 }
596
597 r = evergreen_surface_check(p, &surf, NULL);
598 if (r) {
599 /* old userspace doesn't compute proper depth/stencil alignment
600 * check that alignment against a bigger byte per elements and
601 * only report if that alignment is wrong too.
602 */
603 surf.format = V_028C70_COLOR_8_8_8_8;
604 r = evergreen_surface_check(p, &surf, "stencil");
605 if (r) {
606 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
607 __func__, __LINE__, track->db_depth_size,
608 track->db_depth_slice, track->db_s_info, track->db_z_info);
609 }
610 return r;
611 }
612
613 offset = (u64)track->db_s_read_offset << 8;
614 if (offset & (surf.base_align - 1)) {
615 dev_warn(p->dev, "%s:%d stencil read bo base %llu not aligned with %ld\n",
616 __func__, __LINE__, offset, surf.base_align);
617 return -EINVAL;
618 }
619 offset += (u64)surf.layer_size * mslice;
620 if (offset > radeon_bo_size(track->db_s_read_bo)) {
621 dev_warn(p->dev, "%s:%d stencil read bo too small (layer size %d, "
622 "offset %llu, max layer %d, bo size %ld)\n",
623 __func__, __LINE__, surf.layer_size,
624 (u64)track->db_s_read_offset << 8, mslice,
625 radeon_bo_size(track->db_s_read_bo));
626 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
627 __func__, __LINE__, track->db_depth_size,
628 track->db_depth_slice, track->db_s_info, track->db_z_info);
629 return -EINVAL;
630 }
631
632 offset = (u64)track->db_s_write_offset << 8;
633 if (offset & (surf.base_align - 1)) {
634 dev_warn(p->dev, "%s:%d stencil write bo base %llu not aligned with %ld\n",
635 __func__, __LINE__, offset, surf.base_align);
636 return -EINVAL;
637 }
638 offset += (u64)surf.layer_size * mslice;
639 if (offset > radeon_bo_size(track->db_s_write_bo)) {
640 dev_warn(p->dev, "%s:%d stencil write bo too small (layer size %d, "
641 "offset %llu, max layer %d, bo size %ld)\n",
642 __func__, __LINE__, surf.layer_size,
643 (u64)track->db_s_write_offset << 8, mslice,
644 radeon_bo_size(track->db_s_write_bo));
645 return -EINVAL;
646 }
647
648 /* hyperz */
649 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) {
650 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby);
651 if (r) {
652 return r;
653 }
654 }
655
656 return 0;
657 }
658
evergreen_cs_track_validate_depth(struct radeon_cs_parser * p)659 static int evergreen_cs_track_validate_depth(struct radeon_cs_parser *p)
660 {
661 struct evergreen_cs_track *track = p->track;
662 struct eg_surface surf;
663 unsigned pitch, slice, mslice;
664 u64 offset;
665 int r;
666
667 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1;
668 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size);
669 slice = track->db_depth_slice;
670 surf.nbx = (pitch + 1) * 8;
671 surf.nby = ((slice + 1) * 64) / surf.nbx;
672 surf.mode = G_028040_ARRAY_MODE(track->db_z_info);
673 surf.format = G_028040_FORMAT(track->db_z_info);
674 surf.tsplit = G_028040_TILE_SPLIT(track->db_z_info);
675 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info);
676 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info);
677 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info);
678 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info);
679 surf.nsamples = 1;
680
681 switch (surf.format) {
682 case V_028040_Z_16:
683 surf.format = V_028C70_COLOR_16;
684 break;
685 case V_028040_Z_24:
686 case V_028040_Z_32_FLOAT:
687 surf.format = V_028C70_COLOR_8_8_8_8;
688 break;
689 default:
690 dev_warn(p->dev, "%s:%d depth invalid format %d\n",
691 __func__, __LINE__, surf.format);
692 return -EINVAL;
693 }
694
695 r = evergreen_surface_value_conv_check(p, &surf, "depth");
696 if (r) {
697 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n",
698 __func__, __LINE__, track->db_depth_size,
699 track->db_depth_slice, track->db_z_info);
700 return r;
701 }
702
703 r = evergreen_surface_check(p, &surf, "depth");
704 if (r) {
705 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n",
706 __func__, __LINE__, track->db_depth_size,
707 track->db_depth_slice, track->db_z_info);
708 return r;
709 }
710
711 offset = (u64)track->db_z_read_offset << 8;
712 if (offset & (surf.base_align - 1)) {
713 dev_warn(p->dev, "%s:%d stencil read bo base %llu not aligned with %ld\n",
714 __func__, __LINE__, offset, surf.base_align);
715 return -EINVAL;
716 }
717 offset += (u64)surf.layer_size * mslice;
718 if (offset > radeon_bo_size(track->db_z_read_bo)) {
719 dev_warn(p->dev, "%s:%d depth read bo too small (layer size %d, "
720 "offset %llu, max layer %d, bo size %ld)\n",
721 __func__, __LINE__, surf.layer_size,
722 (u64)track->db_z_read_offset << 8, mslice,
723 radeon_bo_size(track->db_z_read_bo));
724 return -EINVAL;
725 }
726
727 offset = (u64)track->db_z_write_offset << 8;
728 if (offset & (surf.base_align - 1)) {
729 dev_warn(p->dev, "%s:%d stencil write bo base %llu not aligned with %ld\n",
730 __func__, __LINE__, offset, surf.base_align);
731 return -EINVAL;
732 }
733 offset += (u64)surf.layer_size * mslice;
734 if (offset > radeon_bo_size(track->db_z_write_bo)) {
735 dev_warn(p->dev, "%s:%d depth write bo too small (layer size %d, "
736 "offset %llu, max layer %d, bo size %ld)\n",
737 __func__, __LINE__, surf.layer_size,
738 (u64)track->db_z_write_offset << 8, mslice,
739 radeon_bo_size(track->db_z_write_bo));
740 return -EINVAL;
741 }
742
743 /* hyperz */
744 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) {
745 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby);
746 if (r) {
747 return r;
748 }
749 }
750
751 return 0;
752 }
753
evergreen_cs_track_validate_texture(struct radeon_cs_parser * p,struct radeon_bo * texture,struct radeon_bo * mipmap,unsigned idx)754 static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p,
755 struct radeon_bo *texture,
756 struct radeon_bo *mipmap,
757 unsigned idx)
758 {
759 struct eg_surface surf;
760 unsigned long toffset, moffset;
761 unsigned dim, llevel, mslice, width, height, depth, i;
762 u32 texdw[8];
763 int r;
764
765 texdw[0] = radeon_get_ib_value(p, idx + 0);
766 texdw[1] = radeon_get_ib_value(p, idx + 1);
767 texdw[2] = radeon_get_ib_value(p, idx + 2);
768 texdw[3] = radeon_get_ib_value(p, idx + 3);
769 texdw[4] = radeon_get_ib_value(p, idx + 4);
770 texdw[5] = radeon_get_ib_value(p, idx + 5);
771 texdw[6] = radeon_get_ib_value(p, idx + 6);
772 texdw[7] = radeon_get_ib_value(p, idx + 7);
773 dim = G_030000_DIM(texdw[0]);
774 llevel = G_030014_LAST_LEVEL(texdw[5]);
775 mslice = G_030014_LAST_ARRAY(texdw[5]) + 1;
776 width = G_030000_TEX_WIDTH(texdw[0]) + 1;
777 height = G_030004_TEX_HEIGHT(texdw[1]) + 1;
778 depth = G_030004_TEX_DEPTH(texdw[1]) + 1;
779 surf.format = G_03001C_DATA_FORMAT(texdw[7]);
780 surf.nbx = (G_030000_PITCH(texdw[0]) + 1) * 8;
781 surf.nbx = r600_fmt_get_nblocksx(surf.format, surf.nbx);
782 surf.nby = r600_fmt_get_nblocksy(surf.format, height);
783 surf.mode = G_030004_ARRAY_MODE(texdw[1]);
784 surf.tsplit = G_030018_TILE_SPLIT(texdw[6]);
785 surf.nbanks = G_03001C_NUM_BANKS(texdw[7]);
786 surf.bankw = G_03001C_BANK_WIDTH(texdw[7]);
787 surf.bankh = G_03001C_BANK_HEIGHT(texdw[7]);
788 surf.mtilea = G_03001C_MACRO_TILE_ASPECT(texdw[7]);
789 surf.nsamples = 1;
790 toffset = texdw[2] << 8;
791 moffset = texdw[3] << 8;
792
793 if (!r600_fmt_is_valid_texture(surf.format, p->family)) {
794 dev_warn(p->dev, "%s:%d texture invalid format %d\n",
795 __func__, __LINE__, surf.format);
796 return -EINVAL;
797 }
798 switch (dim) {
799 case V_030000_SQ_TEX_DIM_1D:
800 case V_030000_SQ_TEX_DIM_2D:
801 case V_030000_SQ_TEX_DIM_CUBEMAP:
802 case V_030000_SQ_TEX_DIM_1D_ARRAY:
803 case V_030000_SQ_TEX_DIM_2D_ARRAY:
804 depth = 1;
805 break;
806 case V_030000_SQ_TEX_DIM_2D_MSAA:
807 case V_030000_SQ_TEX_DIM_2D_ARRAY_MSAA:
808 surf.nsamples = 1 << llevel;
809 llevel = 0;
810 depth = 1;
811 break;
812 case V_030000_SQ_TEX_DIM_3D:
813 break;
814 default:
815 dev_warn(p->dev, "%s:%d texture invalid dimension %d\n",
816 __func__, __LINE__, dim);
817 return -EINVAL;
818 }
819
820 r = evergreen_surface_value_conv_check(p, &surf, "texture");
821 if (r) {
822 return r;
823 }
824
825 /* align height */
826 evergreen_surface_check(p, &surf, NULL);
827 surf.nby = ALIGN(surf.nby, surf.halign);
828
829 r = evergreen_surface_check(p, &surf, "texture");
830 if (r) {
831 dev_warn(p->dev, "%s:%d texture invalid 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
832 __func__, __LINE__, texdw[0], texdw[1], texdw[4],
833 texdw[5], texdw[6], texdw[7]);
834 return r;
835 }
836
837 /* check texture size */
838 if (toffset & (surf.base_align - 1)) {
839 dev_warn(p->dev, "%s:%d texture bo base %ld not aligned with %ld\n",
840 __func__, __LINE__, toffset, surf.base_align);
841 return -EINVAL;
842 }
843 if (surf.nsamples <= 1 && moffset & (surf.base_align - 1)) {
844 dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n",
845 __func__, __LINE__, moffset, surf.base_align);
846 return -EINVAL;
847 }
848 if (dim == SQ_TEX_DIM_3D) {
849 toffset += surf.layer_size * depth;
850 } else {
851 toffset += surf.layer_size * mslice;
852 }
853 if (toffset > radeon_bo_size(texture)) {
854 dev_warn(p->dev, "%s:%d texture bo too small (layer size %d, "
855 "offset %ld, max layer %d, depth %d, bo size %ld) (%d %d)\n",
856 __func__, __LINE__, surf.layer_size,
857 (unsigned long)texdw[2] << 8, mslice,
858 depth, radeon_bo_size(texture),
859 surf.nbx, surf.nby);
860 return -EINVAL;
861 }
862
863 if (!mipmap) {
864 if (llevel) {
865 dev_warn(p->dev, "%s:%i got NULL MIP_ADDRESS relocation\n",
866 __func__, __LINE__);
867 return -EINVAL;
868 } else {
869 return 0; /* everything's ok */
870 }
871 }
872
873 /* check mipmap size */
874 for (i = 1; i <= llevel; i++) {
875 unsigned w, h, d;
876
877 w = r600_mip_minify(width, i);
878 h = r600_mip_minify(height, i);
879 d = r600_mip_minify(depth, i);
880 surf.nbx = r600_fmt_get_nblocksx(surf.format, w);
881 surf.nby = r600_fmt_get_nblocksy(surf.format, h);
882
883 switch (surf.mode) {
884 case ARRAY_2D_TILED_THIN1:
885 if (surf.nbx < surf.palign || surf.nby < surf.halign) {
886 surf.mode = ARRAY_1D_TILED_THIN1;
887 }
888 /* recompute alignment */
889 evergreen_surface_check(p, &surf, NULL);
890 break;
891 case ARRAY_LINEAR_GENERAL:
892 case ARRAY_LINEAR_ALIGNED:
893 case ARRAY_1D_TILED_THIN1:
894 break;
895 default:
896 dev_warn(p->dev, "%s:%d invalid array mode %d\n",
897 __func__, __LINE__, surf.mode);
898 return -EINVAL;
899 }
900 surf.nbx = ALIGN(surf.nbx, surf.palign);
901 surf.nby = ALIGN(surf.nby, surf.halign);
902
903 r = evergreen_surface_check(p, &surf, "mipmap");
904 if (r) {
905 return r;
906 }
907
908 if (dim == SQ_TEX_DIM_3D) {
909 moffset += surf.layer_size * d;
910 } else {
911 moffset += surf.layer_size * mslice;
912 }
913 if (moffset > radeon_bo_size(mipmap)) {
914 dev_warn(p->dev, "%s:%d mipmap [%d] bo too small (layer size %d, "
915 "offset %ld, coffset %ld, max layer %d, depth %d, "
916 "bo size %ld) level0 (%d %d %d)\n",
917 __func__, __LINE__, i, surf.layer_size,
918 (unsigned long)texdw[3] << 8, moffset, mslice,
919 d, radeon_bo_size(mipmap),
920 width, height, depth);
921 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n",
922 __func__, __LINE__, surf.nbx, surf.nby,
923 surf.mode, surf.bpe, surf.nsamples,
924 surf.bankw, surf.bankh,
925 surf.tsplit, surf.mtilea);
926 return -EINVAL;
927 }
928 }
929
930 return 0;
931 }
932
evergreen_cs_track_check(struct radeon_cs_parser * p)933 static int evergreen_cs_track_check(struct radeon_cs_parser *p)
934 {
935 struct evergreen_cs_track *track = p->track;
936 unsigned tmp, i;
937 int r;
938 unsigned buffer_mask = 0;
939
940 /* check streamout */
941 if (track->streamout_dirty && track->vgt_strmout_config) {
942 for (i = 0; i < 4; i++) {
943 if (track->vgt_strmout_config & (1 << i)) {
944 buffer_mask |= (track->vgt_strmout_buffer_config >> (i * 4)) & 0xf;
945 }
946 }
947
948 for (i = 0; i < 4; i++) {
949 if (buffer_mask & (1 << i)) {
950 if (track->vgt_strmout_bo[i]) {
951 u64 offset = (u64)track->vgt_strmout_bo_offset[i] +
952 (u64)track->vgt_strmout_size[i];
953 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) {
954 dev_warn_once(p->dev, "streamout %d bo too small: 0x%llx, 0x%lx\n",
955 i, offset,
956 radeon_bo_size(track->vgt_strmout_bo[i]));
957 return -EINVAL;
958 }
959 } else {
960 dev_warn_once(p->dev, "No buffer for streamout %d\n", i);
961 return -EINVAL;
962 }
963 }
964 }
965 track->streamout_dirty = false;
966 }
967
968 if (track->sx_misc_kill_all_prims)
969 return 0;
970
971 /* check that we have a cb for each enabled target
972 */
973 if (track->cb_dirty) {
974 tmp = track->cb_target_mask;
975 for (i = 0; i < 8; i++) {
976 u32 format = G_028C70_FORMAT(track->cb_color_info[i]);
977
978 if (format != V_028C70_COLOR_INVALID &&
979 (tmp >> (i * 4)) & 0xF) {
980 /* at least one component is enabled */
981 if (track->cb_color_bo[i] == NULL) {
982 dev_warn_once(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n",
983 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i);
984 return -EINVAL;
985 }
986 /* check cb */
987 r = evergreen_cs_track_validate_cb(p, i);
988 if (r) {
989 return r;
990 }
991 }
992 }
993 track->cb_dirty = false;
994 }
995
996 if (track->db_dirty) {
997 /* Check stencil buffer */
998 if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID &&
999 G_028800_STENCIL_ENABLE(track->db_depth_control)) {
1000 r = evergreen_cs_track_validate_stencil(p);
1001 if (r)
1002 return r;
1003 }
1004 /* Check depth buffer */
1005 if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID &&
1006 G_028800_Z_ENABLE(track->db_depth_control)) {
1007 r = evergreen_cs_track_validate_depth(p);
1008 if (r)
1009 return r;
1010 }
1011 track->db_dirty = false;
1012 }
1013
1014 return 0;
1015 }
1016
1017 /**
1018 * evergreen_cs_packet_parse_vline() - parse userspace VLINE packet
1019 * @p: parser structure holding parsing context.
1020 *
1021 * This is an Evergreen(+)-specific function for parsing VLINE packets.
1022 * Real work is done by r600_cs_common_vline_parse function.
1023 * Here we just set up ASIC-specific register table and call
1024 * the common implementation function.
1025 */
evergreen_cs_packet_parse_vline(struct radeon_cs_parser * p)1026 static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p)
1027 {
1028
1029 static uint32_t vline_start_end[6] = {
1030 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC0_REGISTER_OFFSET,
1031 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC1_REGISTER_OFFSET,
1032 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC2_REGISTER_OFFSET,
1033 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC3_REGISTER_OFFSET,
1034 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC4_REGISTER_OFFSET,
1035 EVERGREEN_VLINE_START_END + EVERGREEN_CRTC5_REGISTER_OFFSET
1036 };
1037 static uint32_t vline_status[6] = {
1038 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET,
1039 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET,
1040 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET,
1041 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET,
1042 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET,
1043 EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET
1044 };
1045
1046 return r600_cs_common_vline_parse(p, vline_start_end, vline_status);
1047 }
1048
evergreen_packet0_check(struct radeon_cs_parser * p,struct radeon_cs_packet * pkt,unsigned idx,unsigned reg)1049 static int evergreen_packet0_check(struct radeon_cs_parser *p,
1050 struct radeon_cs_packet *pkt,
1051 unsigned idx, unsigned reg)
1052 {
1053 int r;
1054
1055 switch (reg) {
1056 case EVERGREEN_VLINE_START_END:
1057 r = evergreen_cs_packet_parse_vline(p);
1058 if (r) {
1059 dev_warn_once(p->dev, "No reloc for ib[%d]=0x%04X\n",
1060 idx, reg);
1061 return r;
1062 }
1063 break;
1064 default:
1065 pr_err("Forbidden register 0x%04X in cs at %d\n", reg, idx);
1066 return -EINVAL;
1067 }
1068 return 0;
1069 }
1070
evergreen_cs_parse_packet0(struct radeon_cs_parser * p,struct radeon_cs_packet * pkt)1071 static int evergreen_cs_parse_packet0(struct radeon_cs_parser *p,
1072 struct radeon_cs_packet *pkt)
1073 {
1074 unsigned reg, i;
1075 unsigned idx;
1076 int r;
1077
1078 idx = pkt->idx + 1;
1079 reg = pkt->reg;
1080 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) {
1081 r = evergreen_packet0_check(p, pkt, idx, reg);
1082 if (r) {
1083 return r;
1084 }
1085 }
1086 return 0;
1087 }
1088
1089 /**
1090 * evergreen_cs_handle_reg() - process registers that need special handling.
1091 * @p: parser structure holding parsing context
1092 * @reg: register we are testing
1093 * @idx: index into the cs buffer
1094 */
evergreen_cs_handle_reg(struct radeon_cs_parser * p,u32 reg,u32 idx)1095 static int evergreen_cs_handle_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
1096 {
1097 struct evergreen_cs_track *track = (struct evergreen_cs_track *)p->track;
1098 struct radeon_bo_list *reloc;
1099 u32 tmp, *ib;
1100 int r;
1101
1102 ib = p->ib.ptr;
1103 switch (reg) {
1104 /* force following reg to 0 in an attempt to disable out buffer
1105 * which will need us to better understand how it works to perform
1106 * security check on it (Jerome)
1107 */
1108 case SQ_ESGS_RING_SIZE:
1109 case SQ_GSVS_RING_SIZE:
1110 case SQ_ESTMP_RING_SIZE:
1111 case SQ_GSTMP_RING_SIZE:
1112 case SQ_HSTMP_RING_SIZE:
1113 case SQ_LSTMP_RING_SIZE:
1114 case SQ_PSTMP_RING_SIZE:
1115 case SQ_VSTMP_RING_SIZE:
1116 case SQ_ESGS_RING_ITEMSIZE:
1117 case SQ_ESTMP_RING_ITEMSIZE:
1118 case SQ_GSTMP_RING_ITEMSIZE:
1119 case SQ_GSVS_RING_ITEMSIZE:
1120 case SQ_GS_VERT_ITEMSIZE:
1121 case SQ_GS_VERT_ITEMSIZE_1:
1122 case SQ_GS_VERT_ITEMSIZE_2:
1123 case SQ_GS_VERT_ITEMSIZE_3:
1124 case SQ_GSVS_RING_OFFSET_1:
1125 case SQ_GSVS_RING_OFFSET_2:
1126 case SQ_GSVS_RING_OFFSET_3:
1127 case SQ_HSTMP_RING_ITEMSIZE:
1128 case SQ_LSTMP_RING_ITEMSIZE:
1129 case SQ_PSTMP_RING_ITEMSIZE:
1130 case SQ_VSTMP_RING_ITEMSIZE:
1131 case VGT_TF_RING_SIZE:
1132 /* get value to populate the IB don't remove */
1133 /*tmp =radeon_get_ib_value(p, idx);
1134 ib[idx] = 0;*/
1135 break;
1136 case SQ_ESGS_RING_BASE:
1137 case SQ_GSVS_RING_BASE:
1138 case SQ_ESTMP_RING_BASE:
1139 case SQ_GSTMP_RING_BASE:
1140 case SQ_HSTMP_RING_BASE:
1141 case SQ_LSTMP_RING_BASE:
1142 case SQ_PSTMP_RING_BASE:
1143 case SQ_VSTMP_RING_BASE:
1144 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1145 if (r) {
1146 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1147 "0x%04X\n", reg);
1148 return -EINVAL;
1149 }
1150 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1151 break;
1152 case DB_DEPTH_CONTROL:
1153 track->db_depth_control = radeon_get_ib_value(p, idx);
1154 track->db_dirty = true;
1155 break;
1156 case CAYMAN_DB_EQAA:
1157 if (p->rdev->family < CHIP_CAYMAN) {
1158 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1159 "0x%04X\n", reg);
1160 return -EINVAL;
1161 }
1162 break;
1163 case CAYMAN_DB_DEPTH_INFO:
1164 if (p->rdev->family < CHIP_CAYMAN) {
1165 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1166 "0x%04X\n", reg);
1167 return -EINVAL;
1168 }
1169 break;
1170 case DB_Z_INFO:
1171 track->db_z_info = radeon_get_ib_value(p, idx);
1172 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1173 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1174 if (r) {
1175 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1176 "0x%04X\n", reg);
1177 return -EINVAL;
1178 }
1179 ib[idx] &= ~Z_ARRAY_MODE(0xf);
1180 track->db_z_info &= ~Z_ARRAY_MODE(0xf);
1181 ib[idx] |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1182 track->db_z_info |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1183 if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1184 unsigned bankw, bankh, mtaspect, tile_split;
1185
1186 evergreen_tiling_fields(reloc->tiling_flags,
1187 &bankw, &bankh, &mtaspect,
1188 &tile_split);
1189 ib[idx] |= DB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1190 ib[idx] |= DB_TILE_SPLIT(tile_split) |
1191 DB_BANK_WIDTH(bankw) |
1192 DB_BANK_HEIGHT(bankh) |
1193 DB_MACRO_TILE_ASPECT(mtaspect);
1194 }
1195 }
1196 track->db_dirty = true;
1197 break;
1198 case DB_STENCIL_INFO:
1199 track->db_s_info = radeon_get_ib_value(p, idx);
1200 track->db_dirty = true;
1201 break;
1202 case DB_DEPTH_VIEW:
1203 track->db_depth_view = radeon_get_ib_value(p, idx);
1204 track->db_dirty = true;
1205 break;
1206 case DB_DEPTH_SIZE:
1207 track->db_depth_size = radeon_get_ib_value(p, idx);
1208 track->db_dirty = true;
1209 break;
1210 case R_02805C_DB_DEPTH_SLICE:
1211 track->db_depth_slice = radeon_get_ib_value(p, idx);
1212 track->db_dirty = true;
1213 break;
1214 case DB_Z_READ_BASE:
1215 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1216 if (r) {
1217 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1218 "0x%04X\n", reg);
1219 return -EINVAL;
1220 }
1221 track->db_z_read_offset = radeon_get_ib_value(p, idx);
1222 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1223 track->db_z_read_bo = reloc->robj;
1224 track->db_dirty = true;
1225 break;
1226 case DB_Z_WRITE_BASE:
1227 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1228 if (r) {
1229 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1230 "0x%04X\n", reg);
1231 return -EINVAL;
1232 }
1233 track->db_z_write_offset = radeon_get_ib_value(p, idx);
1234 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1235 track->db_z_write_bo = reloc->robj;
1236 track->db_dirty = true;
1237 break;
1238 case DB_STENCIL_READ_BASE:
1239 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1240 if (r) {
1241 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1242 "0x%04X\n", reg);
1243 return -EINVAL;
1244 }
1245 track->db_s_read_offset = radeon_get_ib_value(p, idx);
1246 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1247 track->db_s_read_bo = reloc->robj;
1248 track->db_dirty = true;
1249 break;
1250 case DB_STENCIL_WRITE_BASE:
1251 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1252 if (r) {
1253 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1254 "0x%04X\n", reg);
1255 return -EINVAL;
1256 }
1257 track->db_s_write_offset = radeon_get_ib_value(p, idx);
1258 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1259 track->db_s_write_bo = reloc->robj;
1260 track->db_dirty = true;
1261 break;
1262 case VGT_STRMOUT_CONFIG:
1263 track->vgt_strmout_config = radeon_get_ib_value(p, idx);
1264 track->streamout_dirty = true;
1265 break;
1266 case VGT_STRMOUT_BUFFER_CONFIG:
1267 track->vgt_strmout_buffer_config = radeon_get_ib_value(p, idx);
1268 track->streamout_dirty = true;
1269 break;
1270 case VGT_STRMOUT_BUFFER_BASE_0:
1271 case VGT_STRMOUT_BUFFER_BASE_1:
1272 case VGT_STRMOUT_BUFFER_BASE_2:
1273 case VGT_STRMOUT_BUFFER_BASE_3:
1274 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1275 if (r) {
1276 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1277 "0x%04X\n", reg);
1278 return -EINVAL;
1279 }
1280 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16;
1281 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8;
1282 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1283 track->vgt_strmout_bo[tmp] = reloc->robj;
1284 track->streamout_dirty = true;
1285 break;
1286 case VGT_STRMOUT_BUFFER_SIZE_0:
1287 case VGT_STRMOUT_BUFFER_SIZE_1:
1288 case VGT_STRMOUT_BUFFER_SIZE_2:
1289 case VGT_STRMOUT_BUFFER_SIZE_3:
1290 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16;
1291 /* size in register is DWs, convert to bytes */
1292 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4;
1293 track->streamout_dirty = true;
1294 break;
1295 case CP_COHER_BASE:
1296 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1297 if (r) {
1298 dev_warn_once(p->dev, "missing reloc for CP_COHER_BASE "
1299 "0x%04X\n", reg);
1300 return -EINVAL;
1301 }
1302 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1303 break;
1304 case CB_TARGET_MASK:
1305 track->cb_target_mask = radeon_get_ib_value(p, idx);
1306 track->cb_dirty = true;
1307 break;
1308 case CB_SHADER_MASK:
1309 track->cb_shader_mask = radeon_get_ib_value(p, idx);
1310 track->cb_dirty = true;
1311 break;
1312 case PA_SC_AA_CONFIG:
1313 if (p->rdev->family >= CHIP_CAYMAN) {
1314 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1315 "0x%04X\n", reg);
1316 return -EINVAL;
1317 }
1318 tmp = radeon_get_ib_value(p, idx) & MSAA_NUM_SAMPLES_MASK;
1319 track->nsamples = 1 << tmp;
1320 break;
1321 case CAYMAN_PA_SC_AA_CONFIG:
1322 if (p->rdev->family < CHIP_CAYMAN) {
1323 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1324 "0x%04X\n", reg);
1325 return -EINVAL;
1326 }
1327 tmp = radeon_get_ib_value(p, idx) & CAYMAN_MSAA_NUM_SAMPLES_MASK;
1328 track->nsamples = 1 << tmp;
1329 break;
1330 case CB_COLOR0_VIEW:
1331 case CB_COLOR1_VIEW:
1332 case CB_COLOR2_VIEW:
1333 case CB_COLOR3_VIEW:
1334 case CB_COLOR4_VIEW:
1335 case CB_COLOR5_VIEW:
1336 case CB_COLOR6_VIEW:
1337 case CB_COLOR7_VIEW:
1338 tmp = (reg - CB_COLOR0_VIEW) / 0x3c;
1339 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx);
1340 track->cb_dirty = true;
1341 break;
1342 case CB_COLOR8_VIEW:
1343 case CB_COLOR9_VIEW:
1344 case CB_COLOR10_VIEW:
1345 case CB_COLOR11_VIEW:
1346 tmp = ((reg - CB_COLOR8_VIEW) / 0x1c) + 8;
1347 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx);
1348 track->cb_dirty = true;
1349 break;
1350 case CB_COLOR0_INFO:
1351 case CB_COLOR1_INFO:
1352 case CB_COLOR2_INFO:
1353 case CB_COLOR3_INFO:
1354 case CB_COLOR4_INFO:
1355 case CB_COLOR5_INFO:
1356 case CB_COLOR6_INFO:
1357 case CB_COLOR7_INFO:
1358 tmp = (reg - CB_COLOR0_INFO) / 0x3c;
1359 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1360 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1361 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1362 if (r) {
1363 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1364 "0x%04X\n", reg);
1365 return -EINVAL;
1366 }
1367 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1368 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1369 }
1370 track->cb_dirty = true;
1371 break;
1372 case CB_COLOR8_INFO:
1373 case CB_COLOR9_INFO:
1374 case CB_COLOR10_INFO:
1375 case CB_COLOR11_INFO:
1376 tmp = ((reg - CB_COLOR8_INFO) / 0x1c) + 8;
1377 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1378 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1379 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1380 if (r) {
1381 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1382 "0x%04X\n", reg);
1383 return -EINVAL;
1384 }
1385 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1386 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1387 }
1388 track->cb_dirty = true;
1389 break;
1390 case CB_COLOR0_PITCH:
1391 case CB_COLOR1_PITCH:
1392 case CB_COLOR2_PITCH:
1393 case CB_COLOR3_PITCH:
1394 case CB_COLOR4_PITCH:
1395 case CB_COLOR5_PITCH:
1396 case CB_COLOR6_PITCH:
1397 case CB_COLOR7_PITCH:
1398 tmp = (reg - CB_COLOR0_PITCH) / 0x3c;
1399 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx);
1400 track->cb_dirty = true;
1401 break;
1402 case CB_COLOR8_PITCH:
1403 case CB_COLOR9_PITCH:
1404 case CB_COLOR10_PITCH:
1405 case CB_COLOR11_PITCH:
1406 tmp = ((reg - CB_COLOR8_PITCH) / 0x1c) + 8;
1407 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx);
1408 track->cb_dirty = true;
1409 break;
1410 case CB_COLOR0_SLICE:
1411 case CB_COLOR1_SLICE:
1412 case CB_COLOR2_SLICE:
1413 case CB_COLOR3_SLICE:
1414 case CB_COLOR4_SLICE:
1415 case CB_COLOR5_SLICE:
1416 case CB_COLOR6_SLICE:
1417 case CB_COLOR7_SLICE:
1418 tmp = (reg - CB_COLOR0_SLICE) / 0x3c;
1419 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx);
1420 track->cb_color_slice_idx[tmp] = idx;
1421 track->cb_dirty = true;
1422 break;
1423 case CB_COLOR8_SLICE:
1424 case CB_COLOR9_SLICE:
1425 case CB_COLOR10_SLICE:
1426 case CB_COLOR11_SLICE:
1427 tmp = ((reg - CB_COLOR8_SLICE) / 0x1c) + 8;
1428 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx);
1429 track->cb_color_slice_idx[tmp] = idx;
1430 track->cb_dirty = true;
1431 break;
1432 case CB_COLOR0_ATTRIB:
1433 case CB_COLOR1_ATTRIB:
1434 case CB_COLOR2_ATTRIB:
1435 case CB_COLOR3_ATTRIB:
1436 case CB_COLOR4_ATTRIB:
1437 case CB_COLOR5_ATTRIB:
1438 case CB_COLOR6_ATTRIB:
1439 case CB_COLOR7_ATTRIB:
1440 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1441 if (r) {
1442 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1443 "0x%04X\n", reg);
1444 return -EINVAL;
1445 }
1446 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1447 if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1448 unsigned bankw, bankh, mtaspect, tile_split;
1449
1450 evergreen_tiling_fields(reloc->tiling_flags,
1451 &bankw, &bankh, &mtaspect,
1452 &tile_split);
1453 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1454 ib[idx] |= CB_TILE_SPLIT(tile_split) |
1455 CB_BANK_WIDTH(bankw) |
1456 CB_BANK_HEIGHT(bankh) |
1457 CB_MACRO_TILE_ASPECT(mtaspect);
1458 }
1459 }
1460 tmp = ((reg - CB_COLOR0_ATTRIB) / 0x3c);
1461 track->cb_color_attrib[tmp] = ib[idx];
1462 track->cb_dirty = true;
1463 break;
1464 case CB_COLOR8_ATTRIB:
1465 case CB_COLOR9_ATTRIB:
1466 case CB_COLOR10_ATTRIB:
1467 case CB_COLOR11_ATTRIB:
1468 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1469 if (r) {
1470 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1471 "0x%04X\n", reg);
1472 return -EINVAL;
1473 }
1474 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1475 if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1476 unsigned bankw, bankh, mtaspect, tile_split;
1477
1478 evergreen_tiling_fields(reloc->tiling_flags,
1479 &bankw, &bankh, &mtaspect,
1480 &tile_split);
1481 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1482 ib[idx] |= CB_TILE_SPLIT(tile_split) |
1483 CB_BANK_WIDTH(bankw) |
1484 CB_BANK_HEIGHT(bankh) |
1485 CB_MACRO_TILE_ASPECT(mtaspect);
1486 }
1487 }
1488 tmp = ((reg - CB_COLOR8_ATTRIB) / 0x1c) + 8;
1489 track->cb_color_attrib[tmp] = ib[idx];
1490 track->cb_dirty = true;
1491 break;
1492 case CB_COLOR0_FMASK:
1493 case CB_COLOR1_FMASK:
1494 case CB_COLOR2_FMASK:
1495 case CB_COLOR3_FMASK:
1496 case CB_COLOR4_FMASK:
1497 case CB_COLOR5_FMASK:
1498 case CB_COLOR6_FMASK:
1499 case CB_COLOR7_FMASK:
1500 tmp = (reg - CB_COLOR0_FMASK) / 0x3c;
1501 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1502 if (r) {
1503 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1504 return -EINVAL;
1505 }
1506 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1507 track->cb_color_fmask_bo[tmp] = reloc->robj;
1508 break;
1509 case CB_COLOR0_CMASK:
1510 case CB_COLOR1_CMASK:
1511 case CB_COLOR2_CMASK:
1512 case CB_COLOR3_CMASK:
1513 case CB_COLOR4_CMASK:
1514 case CB_COLOR5_CMASK:
1515 case CB_COLOR6_CMASK:
1516 case CB_COLOR7_CMASK:
1517 tmp = (reg - CB_COLOR0_CMASK) / 0x3c;
1518 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1519 if (r) {
1520 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1521 return -EINVAL;
1522 }
1523 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1524 track->cb_color_cmask_bo[tmp] = reloc->robj;
1525 break;
1526 case CB_COLOR0_FMASK_SLICE:
1527 case CB_COLOR1_FMASK_SLICE:
1528 case CB_COLOR2_FMASK_SLICE:
1529 case CB_COLOR3_FMASK_SLICE:
1530 case CB_COLOR4_FMASK_SLICE:
1531 case CB_COLOR5_FMASK_SLICE:
1532 case CB_COLOR6_FMASK_SLICE:
1533 case CB_COLOR7_FMASK_SLICE:
1534 tmp = (reg - CB_COLOR0_FMASK_SLICE) / 0x3c;
1535 track->cb_color_fmask_slice[tmp] = radeon_get_ib_value(p, idx);
1536 break;
1537 case CB_COLOR0_CMASK_SLICE:
1538 case CB_COLOR1_CMASK_SLICE:
1539 case CB_COLOR2_CMASK_SLICE:
1540 case CB_COLOR3_CMASK_SLICE:
1541 case CB_COLOR4_CMASK_SLICE:
1542 case CB_COLOR5_CMASK_SLICE:
1543 case CB_COLOR6_CMASK_SLICE:
1544 case CB_COLOR7_CMASK_SLICE:
1545 tmp = (reg - CB_COLOR0_CMASK_SLICE) / 0x3c;
1546 track->cb_color_cmask_slice[tmp] = radeon_get_ib_value(p, idx);
1547 break;
1548 case CB_COLOR0_BASE:
1549 case CB_COLOR1_BASE:
1550 case CB_COLOR2_BASE:
1551 case CB_COLOR3_BASE:
1552 case CB_COLOR4_BASE:
1553 case CB_COLOR5_BASE:
1554 case CB_COLOR6_BASE:
1555 case CB_COLOR7_BASE:
1556 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1557 if (r) {
1558 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1559 "0x%04X\n", reg);
1560 return -EINVAL;
1561 }
1562 tmp = (reg - CB_COLOR0_BASE) / 0x3c;
1563 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx);
1564 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1565 track->cb_color_bo[tmp] = reloc->robj;
1566 track->cb_dirty = true;
1567 break;
1568 case CB_COLOR8_BASE:
1569 case CB_COLOR9_BASE:
1570 case CB_COLOR10_BASE:
1571 case CB_COLOR11_BASE:
1572 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1573 if (r) {
1574 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1575 "0x%04X\n", reg);
1576 return -EINVAL;
1577 }
1578 tmp = ((reg - CB_COLOR8_BASE) / 0x1c) + 8;
1579 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx);
1580 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1581 track->cb_color_bo[tmp] = reloc->robj;
1582 track->cb_dirty = true;
1583 break;
1584 case DB_HTILE_DATA_BASE:
1585 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1586 if (r) {
1587 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1588 "0x%04X\n", reg);
1589 return -EINVAL;
1590 }
1591 track->htile_offset = radeon_get_ib_value(p, idx);
1592 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1593 track->htile_bo = reloc->robj;
1594 track->db_dirty = true;
1595 break;
1596 case DB_HTILE_SURFACE:
1597 /* 8x8 only */
1598 track->htile_surface = radeon_get_ib_value(p, idx);
1599 /* force 8x8 htile width and height */
1600 ib[idx] |= 3;
1601 track->db_dirty = true;
1602 break;
1603 case CB_IMMED0_BASE:
1604 case CB_IMMED1_BASE:
1605 case CB_IMMED2_BASE:
1606 case CB_IMMED3_BASE:
1607 case CB_IMMED4_BASE:
1608 case CB_IMMED5_BASE:
1609 case CB_IMMED6_BASE:
1610 case CB_IMMED7_BASE:
1611 case CB_IMMED8_BASE:
1612 case CB_IMMED9_BASE:
1613 case CB_IMMED10_BASE:
1614 case CB_IMMED11_BASE:
1615 case SQ_PGM_START_FS:
1616 case SQ_PGM_START_ES:
1617 case SQ_PGM_START_VS:
1618 case SQ_PGM_START_GS:
1619 case SQ_PGM_START_PS:
1620 case SQ_PGM_START_HS:
1621 case SQ_PGM_START_LS:
1622 case SQ_CONST_MEM_BASE:
1623 case SQ_ALU_CONST_CACHE_GS_0:
1624 case SQ_ALU_CONST_CACHE_GS_1:
1625 case SQ_ALU_CONST_CACHE_GS_2:
1626 case SQ_ALU_CONST_CACHE_GS_3:
1627 case SQ_ALU_CONST_CACHE_GS_4:
1628 case SQ_ALU_CONST_CACHE_GS_5:
1629 case SQ_ALU_CONST_CACHE_GS_6:
1630 case SQ_ALU_CONST_CACHE_GS_7:
1631 case SQ_ALU_CONST_CACHE_GS_8:
1632 case SQ_ALU_CONST_CACHE_GS_9:
1633 case SQ_ALU_CONST_CACHE_GS_10:
1634 case SQ_ALU_CONST_CACHE_GS_11:
1635 case SQ_ALU_CONST_CACHE_GS_12:
1636 case SQ_ALU_CONST_CACHE_GS_13:
1637 case SQ_ALU_CONST_CACHE_GS_14:
1638 case SQ_ALU_CONST_CACHE_GS_15:
1639 case SQ_ALU_CONST_CACHE_PS_0:
1640 case SQ_ALU_CONST_CACHE_PS_1:
1641 case SQ_ALU_CONST_CACHE_PS_2:
1642 case SQ_ALU_CONST_CACHE_PS_3:
1643 case SQ_ALU_CONST_CACHE_PS_4:
1644 case SQ_ALU_CONST_CACHE_PS_5:
1645 case SQ_ALU_CONST_CACHE_PS_6:
1646 case SQ_ALU_CONST_CACHE_PS_7:
1647 case SQ_ALU_CONST_CACHE_PS_8:
1648 case SQ_ALU_CONST_CACHE_PS_9:
1649 case SQ_ALU_CONST_CACHE_PS_10:
1650 case SQ_ALU_CONST_CACHE_PS_11:
1651 case SQ_ALU_CONST_CACHE_PS_12:
1652 case SQ_ALU_CONST_CACHE_PS_13:
1653 case SQ_ALU_CONST_CACHE_PS_14:
1654 case SQ_ALU_CONST_CACHE_PS_15:
1655 case SQ_ALU_CONST_CACHE_VS_0:
1656 case SQ_ALU_CONST_CACHE_VS_1:
1657 case SQ_ALU_CONST_CACHE_VS_2:
1658 case SQ_ALU_CONST_CACHE_VS_3:
1659 case SQ_ALU_CONST_CACHE_VS_4:
1660 case SQ_ALU_CONST_CACHE_VS_5:
1661 case SQ_ALU_CONST_CACHE_VS_6:
1662 case SQ_ALU_CONST_CACHE_VS_7:
1663 case SQ_ALU_CONST_CACHE_VS_8:
1664 case SQ_ALU_CONST_CACHE_VS_9:
1665 case SQ_ALU_CONST_CACHE_VS_10:
1666 case SQ_ALU_CONST_CACHE_VS_11:
1667 case SQ_ALU_CONST_CACHE_VS_12:
1668 case SQ_ALU_CONST_CACHE_VS_13:
1669 case SQ_ALU_CONST_CACHE_VS_14:
1670 case SQ_ALU_CONST_CACHE_VS_15:
1671 case SQ_ALU_CONST_CACHE_HS_0:
1672 case SQ_ALU_CONST_CACHE_HS_1:
1673 case SQ_ALU_CONST_CACHE_HS_2:
1674 case SQ_ALU_CONST_CACHE_HS_3:
1675 case SQ_ALU_CONST_CACHE_HS_4:
1676 case SQ_ALU_CONST_CACHE_HS_5:
1677 case SQ_ALU_CONST_CACHE_HS_6:
1678 case SQ_ALU_CONST_CACHE_HS_7:
1679 case SQ_ALU_CONST_CACHE_HS_8:
1680 case SQ_ALU_CONST_CACHE_HS_9:
1681 case SQ_ALU_CONST_CACHE_HS_10:
1682 case SQ_ALU_CONST_CACHE_HS_11:
1683 case SQ_ALU_CONST_CACHE_HS_12:
1684 case SQ_ALU_CONST_CACHE_HS_13:
1685 case SQ_ALU_CONST_CACHE_HS_14:
1686 case SQ_ALU_CONST_CACHE_HS_15:
1687 case SQ_ALU_CONST_CACHE_LS_0:
1688 case SQ_ALU_CONST_CACHE_LS_1:
1689 case SQ_ALU_CONST_CACHE_LS_2:
1690 case SQ_ALU_CONST_CACHE_LS_3:
1691 case SQ_ALU_CONST_CACHE_LS_4:
1692 case SQ_ALU_CONST_CACHE_LS_5:
1693 case SQ_ALU_CONST_CACHE_LS_6:
1694 case SQ_ALU_CONST_CACHE_LS_7:
1695 case SQ_ALU_CONST_CACHE_LS_8:
1696 case SQ_ALU_CONST_CACHE_LS_9:
1697 case SQ_ALU_CONST_CACHE_LS_10:
1698 case SQ_ALU_CONST_CACHE_LS_11:
1699 case SQ_ALU_CONST_CACHE_LS_12:
1700 case SQ_ALU_CONST_CACHE_LS_13:
1701 case SQ_ALU_CONST_CACHE_LS_14:
1702 case SQ_ALU_CONST_CACHE_LS_15:
1703 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1704 if (r) {
1705 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1706 "0x%04X\n", reg);
1707 return -EINVAL;
1708 }
1709 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1710 break;
1711 case SX_MEMORY_EXPORT_BASE:
1712 if (p->rdev->family >= CHIP_CAYMAN) {
1713 dev_warn_once(p->dev, "bad SET_CONFIG_REG "
1714 "0x%04X\n", reg);
1715 return -EINVAL;
1716 }
1717 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1718 if (r) {
1719 dev_warn_once(p->dev, "bad SET_CONFIG_REG "
1720 "0x%04X\n", reg);
1721 return -EINVAL;
1722 }
1723 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1724 break;
1725 case CAYMAN_SX_SCATTER_EXPORT_BASE:
1726 if (p->rdev->family < CHIP_CAYMAN) {
1727 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1728 "0x%04X\n", reg);
1729 return -EINVAL;
1730 }
1731 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1732 if (r) {
1733 dev_warn_once(p->dev, "bad SET_CONTEXT_REG "
1734 "0x%04X\n", reg);
1735 return -EINVAL;
1736 }
1737 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1738 break;
1739 case SX_MISC:
1740 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0;
1741 break;
1742 default:
1743 dev_warn_once(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1744 return -EINVAL;
1745 }
1746 return 0;
1747 }
1748
1749 /**
1750 * evergreen_is_safe_reg() - check if register is authorized or not
1751 * @p: parser structure holding parsing context
1752 * @reg: register we are testing
1753 *
1754 * This function will test against reg_safe_bm and return true
1755 * if register is safe or false otherwise.
1756 */
evergreen_is_safe_reg(struct radeon_cs_parser * p,u32 reg)1757 static inline bool evergreen_is_safe_reg(struct radeon_cs_parser *p, u32 reg)
1758 {
1759 struct evergreen_cs_track *track = p->track;
1760 u32 m, i;
1761
1762 i = (reg >> 7);
1763 if (unlikely(i >= REG_SAFE_BM_SIZE)) {
1764 return false;
1765 }
1766 m = 1 << ((reg >> 2) & 31);
1767 if (!(track->reg_safe_bm[i] & m))
1768 return true;
1769
1770 return false;
1771 }
1772
evergreen_packet3_check(struct radeon_cs_parser * p,struct radeon_cs_packet * pkt)1773 static int evergreen_packet3_check(struct radeon_cs_parser *p,
1774 struct radeon_cs_packet *pkt)
1775 {
1776 struct radeon_bo_list *reloc;
1777 struct evergreen_cs_track *track;
1778 uint32_t *ib;
1779 unsigned idx;
1780 unsigned i;
1781 unsigned start_reg, end_reg, reg;
1782 int r;
1783 u32 idx_value;
1784
1785 track = (struct evergreen_cs_track *)p->track;
1786 ib = p->ib.ptr;
1787 idx = pkt->idx + 1;
1788 idx_value = radeon_get_ib_value(p, idx);
1789
1790 switch (pkt->opcode) {
1791 case PACKET3_SET_PREDICATION:
1792 {
1793 int pred_op;
1794 int tmp;
1795 uint64_t offset;
1796
1797 if (pkt->count != 1) {
1798 dev_warn_once(p->dev, "bad SET PREDICATION\n");
1799 return -EINVAL;
1800 }
1801
1802 tmp = radeon_get_ib_value(p, idx + 1);
1803 pred_op = (tmp >> 16) & 0x7;
1804
1805 /* for the clear predicate operation */
1806 if (pred_op == 0)
1807 return 0;
1808
1809 if (pred_op > 2) {
1810 dev_warn_once(p->dev, "bad SET PREDICATION operation %d\n", pred_op);
1811 return -EINVAL;
1812 }
1813
1814 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1815 if (r) {
1816 dev_warn_once(p->dev, "bad SET PREDICATION\n");
1817 return -EINVAL;
1818 }
1819
1820 offset = reloc->gpu_offset +
1821 (idx_value & 0xfffffff0) +
1822 ((u64)(tmp & 0xff) << 32);
1823
1824 ib[idx + 0] = offset;
1825 ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff);
1826 }
1827 break;
1828 case PACKET3_CONTEXT_CONTROL:
1829 if (pkt->count != 1) {
1830 dev_warn_once(p->dev, "bad CONTEXT_CONTROL\n");
1831 return -EINVAL;
1832 }
1833 break;
1834 case PACKET3_INDEX_TYPE:
1835 case PACKET3_NUM_INSTANCES:
1836 case PACKET3_CLEAR_STATE:
1837 if (pkt->count) {
1838 dev_warn_once(p->dev, "bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n");
1839 return -EINVAL;
1840 }
1841 break;
1842 case CAYMAN_PACKET3_DEALLOC_STATE:
1843 if (p->rdev->family < CHIP_CAYMAN) {
1844 dev_warn_once(p->dev, "bad PACKET3_DEALLOC_STATE\n");
1845 return -EINVAL;
1846 }
1847 if (pkt->count) {
1848 dev_warn_once(p->dev, "bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n");
1849 return -EINVAL;
1850 }
1851 break;
1852 case PACKET3_INDEX_BASE:
1853 {
1854 uint64_t offset;
1855
1856 if (pkt->count != 1) {
1857 dev_warn_once(p->dev, "bad INDEX_BASE\n");
1858 return -EINVAL;
1859 }
1860 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1861 if (r) {
1862 dev_warn_once(p->dev, "bad INDEX_BASE\n");
1863 return -EINVAL;
1864 }
1865
1866 offset = reloc->gpu_offset +
1867 idx_value +
1868 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
1869
1870 ib[idx+0] = offset;
1871 ib[idx+1] = upper_32_bits(offset) & 0xff;
1872
1873 r = evergreen_cs_track_check(p);
1874 if (r) {
1875 dev_warn_once(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1876 return r;
1877 }
1878 break;
1879 }
1880 case PACKET3_INDEX_BUFFER_SIZE:
1881 {
1882 if (pkt->count != 0) {
1883 dev_warn_once(p->dev, "bad INDEX_BUFFER_SIZE\n");
1884 return -EINVAL;
1885 }
1886 break;
1887 }
1888 case PACKET3_DRAW_INDEX:
1889 {
1890 uint64_t offset;
1891 if (pkt->count != 3) {
1892 dev_warn_once(p->dev, "bad DRAW_INDEX\n");
1893 return -EINVAL;
1894 }
1895 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1896 if (r) {
1897 dev_warn_once(p->dev, "bad DRAW_INDEX\n");
1898 return -EINVAL;
1899 }
1900
1901 offset = reloc->gpu_offset +
1902 idx_value +
1903 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
1904
1905 ib[idx+0] = offset;
1906 ib[idx+1] = upper_32_bits(offset) & 0xff;
1907
1908 r = evergreen_cs_track_check(p);
1909 if (r) {
1910 dev_warn_once(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1911 return r;
1912 }
1913 break;
1914 }
1915 case PACKET3_DRAW_INDEX_2:
1916 {
1917 uint64_t offset;
1918
1919 if (pkt->count != 4) {
1920 dev_warn_once(p->dev, "bad DRAW_INDEX_2\n");
1921 return -EINVAL;
1922 }
1923 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1924 if (r) {
1925 dev_warn_once(p->dev, "bad DRAW_INDEX_2\n");
1926 return -EINVAL;
1927 }
1928
1929 offset = reloc->gpu_offset +
1930 radeon_get_ib_value(p, idx+1) +
1931 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
1932
1933 ib[idx+1] = offset;
1934 ib[idx+2] = upper_32_bits(offset) & 0xff;
1935
1936 r = evergreen_cs_track_check(p);
1937 if (r) {
1938 dev_warn_once(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1939 return r;
1940 }
1941 break;
1942 }
1943 case PACKET3_DRAW_INDEX_AUTO:
1944 if (pkt->count != 1) {
1945 dev_warn_once(p->dev, "bad DRAW_INDEX_AUTO\n");
1946 return -EINVAL;
1947 }
1948 r = evergreen_cs_track_check(p);
1949 if (r) {
1950 dev_warn_once(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
1951 return r;
1952 }
1953 break;
1954 case PACKET3_DRAW_INDEX_MULTI_AUTO:
1955 if (pkt->count != 2) {
1956 dev_warn_once(p->dev, "bad DRAW_INDEX_MULTI_AUTO\n");
1957 return -EINVAL;
1958 }
1959 r = evergreen_cs_track_check(p);
1960 if (r) {
1961 dev_warn_once(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
1962 return r;
1963 }
1964 break;
1965 case PACKET3_DRAW_INDEX_IMMD:
1966 if (pkt->count < 2) {
1967 dev_warn_once(p->dev, "bad DRAW_INDEX_IMMD\n");
1968 return -EINVAL;
1969 }
1970 r = evergreen_cs_track_check(p);
1971 if (r) {
1972 dev_warn_once(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1973 return r;
1974 }
1975 break;
1976 case PACKET3_DRAW_INDEX_OFFSET:
1977 if (pkt->count != 2) {
1978 dev_warn_once(p->dev, "bad DRAW_INDEX_OFFSET\n");
1979 return -EINVAL;
1980 }
1981 r = evergreen_cs_track_check(p);
1982 if (r) {
1983 dev_warn_once(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1984 return r;
1985 }
1986 break;
1987 case PACKET3_DRAW_INDEX_OFFSET_2:
1988 if (pkt->count != 3) {
1989 dev_warn_once(p->dev, "bad DRAW_INDEX_OFFSET_2\n");
1990 return -EINVAL;
1991 }
1992 r = evergreen_cs_track_check(p);
1993 if (r) {
1994 dev_warn_once(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1995 return r;
1996 }
1997 break;
1998 case PACKET3_SET_BASE:
1999 {
2000 /*
2001 DW 1 HEADER Header of the packet. Shader_Type in bit 1 of the Header will correspond to the shader type of the Load, see Type-3 Packet.
2002 2 BASE_INDEX Bits [3:0] BASE_INDEX - Base Index specifies which base address is specified in the last two DWs.
2003 0001: DX11 Draw_Index_Indirect Patch Table Base: Base address for Draw_Index_Indirect data.
2004 3 ADDRESS_LO Bits [31:3] - Lower bits of QWORD-Aligned Address. Bits [2:0] - Reserved
2005 4 ADDRESS_HI Bits [31:8] - Reserved. Bits [7:0] - Upper bits of Address [47:32]
2006 */
2007 if (pkt->count != 2) {
2008 dev_warn_once(p->dev, "bad SET_BASE\n");
2009 return -EINVAL;
2010 }
2011
2012 /* currently only supporting setting indirect draw buffer base address */
2013 if (idx_value != 1) {
2014 dev_warn_once(p->dev, "bad SET_BASE\n");
2015 return -EINVAL;
2016 }
2017
2018 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2019 if (r) {
2020 dev_warn_once(p->dev, "bad SET_BASE\n");
2021 return -EINVAL;
2022 }
2023
2024 track->indirect_draw_buffer_size = radeon_bo_size(reloc->robj);
2025
2026 ib[idx+1] = reloc->gpu_offset;
2027 ib[idx+2] = upper_32_bits(reloc->gpu_offset) & 0xff;
2028
2029 break;
2030 }
2031 case PACKET3_DRAW_INDIRECT:
2032 case PACKET3_DRAW_INDEX_INDIRECT:
2033 {
2034 u64 size = pkt->opcode == PACKET3_DRAW_INDIRECT ? 16 : 20;
2035
2036 /*
2037 DW 1 HEADER
2038 2 DATA_OFFSET Bits [31:0] + byte aligned offset where the required data structure starts. Bits 1:0 are zero
2039 3 DRAW_INITIATOR Draw Initiator Register. Written to the VGT_DRAW_INITIATOR register for the assigned context
2040 */
2041 if (pkt->count != 1) {
2042 dev_warn_once(p->dev, "bad DRAW_INDIRECT\n");
2043 return -EINVAL;
2044 }
2045
2046 if (idx_value + size > track->indirect_draw_buffer_size) {
2047 dev_warn_once(p->dev, "DRAW_INDIRECT buffer too small %u + %llu > %lu\n",
2048 idx_value, size, track->indirect_draw_buffer_size);
2049 return -EINVAL;
2050 }
2051
2052 r = evergreen_cs_track_check(p);
2053 if (r) {
2054 dev_warn_once(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2055 return r;
2056 }
2057 break;
2058 }
2059 case PACKET3_DISPATCH_DIRECT:
2060 if (pkt->count != 3) {
2061 dev_warn_once(p->dev, "bad DISPATCH_DIRECT\n");
2062 return -EINVAL;
2063 }
2064 r = evergreen_cs_track_check(p);
2065 if (r) {
2066 dev_warn_once(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
2067 return r;
2068 }
2069 break;
2070 case PACKET3_DISPATCH_INDIRECT:
2071 if (pkt->count != 1) {
2072 dev_warn_once(p->dev, "bad DISPATCH_INDIRECT\n");
2073 return -EINVAL;
2074 }
2075 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2076 if (r) {
2077 dev_warn_once(p->dev, "bad DISPATCH_INDIRECT\n");
2078 return -EINVAL;
2079 }
2080 ib[idx+0] = idx_value + (u32)(reloc->gpu_offset & 0xffffffff);
2081 r = evergreen_cs_track_check(p);
2082 if (r) {
2083 dev_warn_once(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2084 return r;
2085 }
2086 break;
2087 case PACKET3_WAIT_REG_MEM:
2088 if (pkt->count != 5) {
2089 dev_warn_once(p->dev, "bad WAIT_REG_MEM\n");
2090 return -EINVAL;
2091 }
2092 /* bit 4 is reg (0) or mem (1) */
2093 if (idx_value & 0x10) {
2094 uint64_t offset;
2095
2096 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2097 if (r) {
2098 dev_warn_once(p->dev, "bad WAIT_REG_MEM\n");
2099 return -EINVAL;
2100 }
2101
2102 offset = reloc->gpu_offset +
2103 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2104 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2105
2106 ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffffc);
2107 ib[idx+2] = upper_32_bits(offset) & 0xff;
2108 } else if (idx_value & 0x100) {
2109 dev_warn_once(p->dev, "cannot use PFP on REG wait\n");
2110 return -EINVAL;
2111 }
2112 break;
2113 case PACKET3_CP_DMA:
2114 {
2115 u32 command, size, info;
2116 u64 offset, tmp;
2117 if (pkt->count != 4) {
2118 dev_warn_once(p->dev, "bad CP DMA\n");
2119 return -EINVAL;
2120 }
2121 command = radeon_get_ib_value(p, idx+4);
2122 size = command & 0x1fffff;
2123 info = radeon_get_ib_value(p, idx+1);
2124 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */
2125 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */
2126 ((((info & 0x00300000) >> 20) == 0) &&
2127 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */
2128 ((((info & 0x60000000) >> 29) == 0) &&
2129 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */
2130 /* non mem to mem copies requires dw aligned count */
2131 if (size % 4) {
2132 dev_warn_once(p->dev, "CP DMA command requires dw count alignment\n");
2133 return -EINVAL;
2134 }
2135 }
2136 if (command & PACKET3_CP_DMA_CMD_SAS) {
2137 /* src address space is register */
2138 /* GDS is ok */
2139 if (((info & 0x60000000) >> 29) != 1) {
2140 dev_warn_once(p->dev, "CP DMA SAS not supported\n");
2141 return -EINVAL;
2142 }
2143 } else {
2144 if (command & PACKET3_CP_DMA_CMD_SAIC) {
2145 dev_warn_once(p->dev, "CP DMA SAIC only supported for registers\n");
2146 return -EINVAL;
2147 }
2148 /* src address space is memory */
2149 if (((info & 0x60000000) >> 29) == 0) {
2150 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2151 if (r) {
2152 dev_warn_once(p->dev, "bad CP DMA SRC\n");
2153 return -EINVAL;
2154 }
2155
2156 tmp = radeon_get_ib_value(p, idx) +
2157 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
2158
2159 offset = reloc->gpu_offset + tmp;
2160
2161 if ((tmp + size) > radeon_bo_size(reloc->robj)) {
2162 dev_warn_once(p->dev, "CP DMA src buffer too small (%llu %lu)\n",
2163 tmp + size, radeon_bo_size(reloc->robj));
2164 return -EINVAL;
2165 }
2166
2167 ib[idx] = offset;
2168 ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2169 } else if (((info & 0x60000000) >> 29) != 2) {
2170 dev_warn_once(p->dev, "bad CP DMA SRC_SEL\n");
2171 return -EINVAL;
2172 }
2173 }
2174 if (command & PACKET3_CP_DMA_CMD_DAS) {
2175 /* dst address space is register */
2176 /* GDS is ok */
2177 if (((info & 0x00300000) >> 20) != 1) {
2178 dev_warn_once(p->dev, "CP DMA DAS not supported\n");
2179 return -EINVAL;
2180 }
2181 } else {
2182 /* dst address space is memory */
2183 if (command & PACKET3_CP_DMA_CMD_DAIC) {
2184 dev_warn_once(p->dev, "CP DMA DAIC only supported for registers\n");
2185 return -EINVAL;
2186 }
2187 if (((info & 0x00300000) >> 20) == 0) {
2188 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2189 if (r) {
2190 dev_warn_once(p->dev, "bad CP DMA DST\n");
2191 return -EINVAL;
2192 }
2193
2194 tmp = radeon_get_ib_value(p, idx+2) +
2195 ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32);
2196
2197 offset = reloc->gpu_offset + tmp;
2198
2199 if ((tmp + size) > radeon_bo_size(reloc->robj)) {
2200 dev_warn_once(p->dev, "CP DMA dst buffer too small (%llu %lu)\n",
2201 tmp + size, radeon_bo_size(reloc->robj));
2202 return -EINVAL;
2203 }
2204
2205 ib[idx+2] = offset;
2206 ib[idx+3] = upper_32_bits(offset) & 0xff;
2207 } else {
2208 dev_warn_once(p->dev, "bad CP DMA DST_SEL\n");
2209 return -EINVAL;
2210 }
2211 }
2212 break;
2213 }
2214 case PACKET3_PFP_SYNC_ME:
2215 if (pkt->count) {
2216 dev_warn_once(p->dev, "bad PFP_SYNC_ME\n");
2217 return -EINVAL;
2218 }
2219 break;
2220 case PACKET3_SURFACE_SYNC:
2221 if (pkt->count != 3) {
2222 dev_warn_once(p->dev, "bad SURFACE_SYNC\n");
2223 return -EINVAL;
2224 }
2225 /* 0xffffffff/0x0 is flush all cache flag */
2226 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff ||
2227 radeon_get_ib_value(p, idx + 2) != 0) {
2228 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2229 if (r) {
2230 dev_warn_once(p->dev, "bad SURFACE_SYNC\n");
2231 return -EINVAL;
2232 }
2233 ib[idx+2] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
2234 }
2235 break;
2236 case PACKET3_EVENT_WRITE:
2237 if (pkt->count != 2 && pkt->count != 0) {
2238 dev_warn_once(p->dev, "bad EVENT_WRITE\n");
2239 return -EINVAL;
2240 }
2241 if (pkt->count) {
2242 uint64_t offset;
2243
2244 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2245 if (r) {
2246 dev_warn_once(p->dev, "bad EVENT_WRITE\n");
2247 return -EINVAL;
2248 }
2249 offset = reloc->gpu_offset +
2250 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) +
2251 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2252
2253 ib[idx+1] = offset & 0xfffffff8;
2254 ib[idx+2] = upper_32_bits(offset) & 0xff;
2255 }
2256 break;
2257 case PACKET3_EVENT_WRITE_EOP:
2258 {
2259 uint64_t offset;
2260
2261 if (pkt->count != 4) {
2262 dev_warn_once(p->dev, "bad EVENT_WRITE_EOP\n");
2263 return -EINVAL;
2264 }
2265 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2266 if (r) {
2267 dev_warn_once(p->dev, "bad EVENT_WRITE_EOP\n");
2268 return -EINVAL;
2269 }
2270
2271 offset = reloc->gpu_offset +
2272 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2273 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2274
2275 ib[idx+1] = offset & 0xfffffffc;
2276 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2277 break;
2278 }
2279 case PACKET3_EVENT_WRITE_EOS:
2280 {
2281 uint64_t offset;
2282
2283 if (pkt->count != 3) {
2284 dev_warn_once(p->dev, "bad EVENT_WRITE_EOS\n");
2285 return -EINVAL;
2286 }
2287 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2288 if (r) {
2289 dev_warn_once(p->dev, "bad EVENT_WRITE_EOS\n");
2290 return -EINVAL;
2291 }
2292
2293 offset = reloc->gpu_offset +
2294 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2295 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2296
2297 ib[idx+1] = offset & 0xfffffffc;
2298 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2299 break;
2300 }
2301 case PACKET3_SET_CONFIG_REG:
2302 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
2303 end_reg = 4 * pkt->count + start_reg - 4;
2304 if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
2305 (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
2306 (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
2307 dev_warn_once(p->dev, "bad PACKET3_SET_CONFIG_REG\n");
2308 return -EINVAL;
2309 }
2310 for (reg = start_reg, idx++; reg <= end_reg; reg += 4, idx++) {
2311 if (evergreen_is_safe_reg(p, reg))
2312 continue;
2313 r = evergreen_cs_handle_reg(p, reg, idx);
2314 if (r)
2315 return r;
2316 }
2317 break;
2318 case PACKET3_SET_CONTEXT_REG:
2319 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_START;
2320 end_reg = 4 * pkt->count + start_reg - 4;
2321 if ((start_reg < PACKET3_SET_CONTEXT_REG_START) ||
2322 (start_reg >= PACKET3_SET_CONTEXT_REG_END) ||
2323 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) {
2324 dev_warn_once(p->dev, "bad PACKET3_SET_CONTEXT_REG\n");
2325 return -EINVAL;
2326 }
2327 for (reg = start_reg, idx++; reg <= end_reg; reg += 4, idx++) {
2328 if (evergreen_is_safe_reg(p, reg))
2329 continue;
2330 r = evergreen_cs_handle_reg(p, reg, idx);
2331 if (r)
2332 return r;
2333 }
2334 break;
2335 case PACKET3_SET_RESOURCE:
2336 if (pkt->count % 8) {
2337 dev_warn_once(p->dev, "bad SET_RESOURCE\n");
2338 return -EINVAL;
2339 }
2340 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_START;
2341 end_reg = 4 * pkt->count + start_reg - 4;
2342 if ((start_reg < PACKET3_SET_RESOURCE_START) ||
2343 (start_reg >= PACKET3_SET_RESOURCE_END) ||
2344 (end_reg >= PACKET3_SET_RESOURCE_END)) {
2345 dev_warn_once(p->dev, "bad SET_RESOURCE\n");
2346 return -EINVAL;
2347 }
2348 for (i = 0; i < (pkt->count / 8); i++) {
2349 struct radeon_bo *texture, *mipmap;
2350 u32 toffset, moffset;
2351 u32 size, offset, mip_address, tex_dim;
2352
2353 switch (G__SQ_CONSTANT_TYPE(radeon_get_ib_value(p, idx+1+(i*8)+7))) {
2354 case SQ_TEX_VTX_VALID_TEXTURE:
2355 /* tex base */
2356 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2357 if (r) {
2358 dev_warn_once(p->dev, "bad SET_RESOURCE (tex)\n");
2359 return -EINVAL;
2360 }
2361 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
2362 ib[idx+1+(i*8)+1] |=
2363 TEX_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
2364 if (reloc->tiling_flags & RADEON_TILING_MACRO) {
2365 unsigned bankw, bankh, mtaspect, tile_split;
2366
2367 evergreen_tiling_fields(reloc->tiling_flags,
2368 &bankw, &bankh, &mtaspect,
2369 &tile_split);
2370 ib[idx+1+(i*8)+6] |= TEX_TILE_SPLIT(tile_split);
2371 ib[idx+1+(i*8)+7] |=
2372 TEX_BANK_WIDTH(bankw) |
2373 TEX_BANK_HEIGHT(bankh) |
2374 MACRO_TILE_ASPECT(mtaspect) |
2375 TEX_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
2376 }
2377 }
2378 texture = reloc->robj;
2379 toffset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
2380
2381 /* tex mip base */
2382 tex_dim = ib[idx+1+(i*8)+0] & 0x7;
2383 mip_address = ib[idx+1+(i*8)+3];
2384
2385 if ((tex_dim == SQ_TEX_DIM_2D_MSAA || tex_dim == SQ_TEX_DIM_2D_ARRAY_MSAA) &&
2386 !mip_address &&
2387 !radeon_cs_packet_next_is_pkt3_nop(p)) {
2388 /* MIP_ADDRESS should point to FMASK for an MSAA texture.
2389 * It should be 0 if FMASK is disabled. */
2390 moffset = 0;
2391 mipmap = NULL;
2392 } else {
2393 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2394 if (r) {
2395 dev_warn_once(p->dev, "bad SET_RESOURCE (tex)\n");
2396 return -EINVAL;
2397 }
2398 moffset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
2399 mipmap = reloc->robj;
2400 }
2401
2402 r = evergreen_cs_track_validate_texture(p, texture, mipmap, idx+1+(i*8));
2403 if (r)
2404 return r;
2405 ib[idx+1+(i*8)+2] += toffset;
2406 ib[idx+1+(i*8)+3] += moffset;
2407 break;
2408 case SQ_TEX_VTX_VALID_BUFFER:
2409 {
2410 uint64_t offset64;
2411 /* vtx base */
2412 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2413 if (r) {
2414 dev_warn_once(p->dev, "bad SET_RESOURCE (vtx)\n");
2415 return -EINVAL;
2416 }
2417 offset = radeon_get_ib_value(p, idx+1+(i*8)+0);
2418 size = radeon_get_ib_value(p, idx+1+(i*8)+1);
2419 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) {
2420 /* force size to size of the buffer */
2421 dev_warn_once(p->dev, "vbo resource seems too big (%d) for the bo (%ld)\n",
2422 size + offset, radeon_bo_size(reloc->robj));
2423 ib[idx+1+(i*8)+1] = radeon_bo_size(reloc->robj) - offset;
2424 }
2425
2426 offset64 = reloc->gpu_offset + offset;
2427 ib[idx+1+(i*8)+0] = offset64;
2428 ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) |
2429 (upper_32_bits(offset64) & 0xff);
2430 break;
2431 }
2432 case SQ_TEX_VTX_INVALID_TEXTURE:
2433 case SQ_TEX_VTX_INVALID_BUFFER:
2434 default:
2435 dev_warn_once(p->dev, "bad SET_RESOURCE\n");
2436 return -EINVAL;
2437 }
2438 }
2439 break;
2440 case PACKET3_SET_ALU_CONST:
2441 /* XXX fix me ALU const buffers only */
2442 break;
2443 case PACKET3_SET_BOOL_CONST:
2444 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_START;
2445 end_reg = 4 * pkt->count + start_reg - 4;
2446 if ((start_reg < PACKET3_SET_BOOL_CONST_START) ||
2447 (start_reg >= PACKET3_SET_BOOL_CONST_END) ||
2448 (end_reg >= PACKET3_SET_BOOL_CONST_END)) {
2449 dev_warn_once(p->dev, "bad SET_BOOL_CONST\n");
2450 return -EINVAL;
2451 }
2452 break;
2453 case PACKET3_SET_LOOP_CONST:
2454 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_START;
2455 end_reg = 4 * pkt->count + start_reg - 4;
2456 if ((start_reg < PACKET3_SET_LOOP_CONST_START) ||
2457 (start_reg >= PACKET3_SET_LOOP_CONST_END) ||
2458 (end_reg >= PACKET3_SET_LOOP_CONST_END)) {
2459 dev_warn_once(p->dev, "bad SET_LOOP_CONST\n");
2460 return -EINVAL;
2461 }
2462 break;
2463 case PACKET3_SET_CTL_CONST:
2464 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_START;
2465 end_reg = 4 * pkt->count + start_reg - 4;
2466 if ((start_reg < PACKET3_SET_CTL_CONST_START) ||
2467 (start_reg >= PACKET3_SET_CTL_CONST_END) ||
2468 (end_reg >= PACKET3_SET_CTL_CONST_END)) {
2469 dev_warn_once(p->dev, "bad SET_CTL_CONST\n");
2470 return -EINVAL;
2471 }
2472 break;
2473 case PACKET3_SET_SAMPLER:
2474 if (pkt->count % 3) {
2475 dev_warn_once(p->dev, "bad SET_SAMPLER\n");
2476 return -EINVAL;
2477 }
2478 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_START;
2479 end_reg = 4 * pkt->count + start_reg - 4;
2480 if ((start_reg < PACKET3_SET_SAMPLER_START) ||
2481 (start_reg >= PACKET3_SET_SAMPLER_END) ||
2482 (end_reg >= PACKET3_SET_SAMPLER_END)) {
2483 dev_warn_once(p->dev, "bad SET_SAMPLER\n");
2484 return -EINVAL;
2485 }
2486 break;
2487 case PACKET3_STRMOUT_BUFFER_UPDATE:
2488 if (pkt->count != 4) {
2489 dev_warn_once(p->dev, "bad STRMOUT_BUFFER_UPDATE (invalid count)\n");
2490 return -EINVAL;
2491 }
2492 /* Updating memory at DST_ADDRESS. */
2493 if (idx_value & 0x1) {
2494 u64 offset;
2495 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2496 if (r) {
2497 dev_warn_once(p->dev, "bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n");
2498 return -EINVAL;
2499 }
2500 offset = radeon_get_ib_value(p, idx+1);
2501 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2502 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2503 dev_warn_once(p->dev, "bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n",
2504 offset + 4, radeon_bo_size(reloc->robj));
2505 return -EINVAL;
2506 }
2507 offset += reloc->gpu_offset;
2508 ib[idx+1] = offset;
2509 ib[idx+2] = upper_32_bits(offset) & 0xff;
2510 }
2511 /* Reading data from SRC_ADDRESS. */
2512 if (((idx_value >> 1) & 0x3) == 2) {
2513 u64 offset;
2514 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2515 if (r) {
2516 dev_warn_once(p->dev, "bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n");
2517 return -EINVAL;
2518 }
2519 offset = radeon_get_ib_value(p, idx+3);
2520 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2521 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2522 dev_warn_once(p->dev, "bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n",
2523 offset + 4, radeon_bo_size(reloc->robj));
2524 return -EINVAL;
2525 }
2526 offset += reloc->gpu_offset;
2527 ib[idx+3] = offset;
2528 ib[idx+4] = upper_32_bits(offset) & 0xff;
2529 }
2530 break;
2531 case PACKET3_MEM_WRITE:
2532 {
2533 u64 offset;
2534
2535 if (pkt->count != 3) {
2536 dev_warn_once(p->dev, "bad MEM_WRITE (invalid count)\n");
2537 return -EINVAL;
2538 }
2539 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2540 if (r) {
2541 dev_warn_once(p->dev, "bad MEM_WRITE (missing reloc)\n");
2542 return -EINVAL;
2543 }
2544 offset = radeon_get_ib_value(p, idx+0);
2545 offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL;
2546 if (offset & 0x7) {
2547 dev_warn_once(p->dev, "bad MEM_WRITE (address not qwords aligned)\n");
2548 return -EINVAL;
2549 }
2550 if ((offset + 8) > radeon_bo_size(reloc->robj)) {
2551 dev_warn_once(p->dev, "bad MEM_WRITE bo too small: 0x%llx, 0x%lx\n",
2552 offset + 8, radeon_bo_size(reloc->robj));
2553 return -EINVAL;
2554 }
2555 offset += reloc->gpu_offset;
2556 ib[idx+0] = offset;
2557 ib[idx+1] = upper_32_bits(offset) & 0xff;
2558 break;
2559 }
2560 case PACKET3_COPY_DW:
2561 if (pkt->count != 4) {
2562 dev_warn_once(p->dev, "bad COPY_DW (invalid count)\n");
2563 return -EINVAL;
2564 }
2565 if (idx_value & 0x1) {
2566 u64 offset;
2567 /* SRC is memory. */
2568 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2569 if (r) {
2570 dev_warn_once(p->dev, "bad COPY_DW (missing src reloc)\n");
2571 return -EINVAL;
2572 }
2573 offset = radeon_get_ib_value(p, idx+1);
2574 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2575 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2576 dev_warn_once(p->dev, "bad COPY_DW src bo too small: 0x%llx, 0x%lx\n",
2577 offset + 4, radeon_bo_size(reloc->robj));
2578 return -EINVAL;
2579 }
2580 offset += reloc->gpu_offset;
2581 ib[idx+1] = offset;
2582 ib[idx+2] = upper_32_bits(offset) & 0xff;
2583 } else {
2584 /* SRC is a reg. */
2585 reg = radeon_get_ib_value(p, idx+1) << 2;
2586 if (!evergreen_is_safe_reg(p, reg)) {
2587 dev_warn_once(p->dev, "forbidden register 0x%08x at %d\n",
2588 reg, idx + 1);
2589 return -EINVAL;
2590 }
2591 }
2592 if (idx_value & 0x2) {
2593 u64 offset;
2594 /* DST is memory. */
2595 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2596 if (r) {
2597 dev_warn_once(p->dev, "bad COPY_DW (missing dst reloc)\n");
2598 return -EINVAL;
2599 }
2600 offset = radeon_get_ib_value(p, idx+3);
2601 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2602 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2603 dev_warn_once(p->dev, "bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n",
2604 offset + 4, radeon_bo_size(reloc->robj));
2605 return -EINVAL;
2606 }
2607 offset += reloc->gpu_offset;
2608 ib[idx+3] = offset;
2609 ib[idx+4] = upper_32_bits(offset) & 0xff;
2610 } else {
2611 /* DST is a reg. */
2612 reg = radeon_get_ib_value(p, idx+3) << 2;
2613 if (!evergreen_is_safe_reg(p, reg)) {
2614 dev_warn_once(p->dev, "forbidden register 0x%08x at %d\n",
2615 reg, idx + 3);
2616 return -EINVAL;
2617 }
2618 }
2619 break;
2620 case PACKET3_SET_APPEND_CNT:
2621 {
2622 uint32_t areg;
2623 uint32_t allowed_reg_base;
2624 uint32_t source_sel;
2625 if (pkt->count != 2) {
2626 dev_warn_once(p->dev, "bad SET_APPEND_CNT (invalid count)\n");
2627 return -EINVAL;
2628 }
2629
2630 allowed_reg_base = GDS_APPEND_COUNT_0;
2631 allowed_reg_base -= PACKET3_SET_CONTEXT_REG_START;
2632 allowed_reg_base >>= 2;
2633
2634 areg = idx_value >> 16;
2635 if (areg < allowed_reg_base || areg > (allowed_reg_base + 11)) {
2636 dev_warn_once(p->dev, "forbidden register for append cnt 0x%08x at %d\n",
2637 areg, idx);
2638 return -EINVAL;
2639 }
2640
2641 source_sel = G_PACKET3_SET_APPEND_CNT_SRC_SELECT(idx_value);
2642 if (source_sel == PACKET3_SAC_SRC_SEL_MEM) {
2643 uint64_t offset;
2644 uint32_t swap;
2645 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2646 if (r) {
2647 dev_warn_once(p->dev, "bad SET_APPEND_CNT (missing reloc)\n");
2648 return -EINVAL;
2649 }
2650 offset = radeon_get_ib_value(p, idx + 1);
2651 swap = offset & 0x3;
2652 offset &= ~0x3;
2653
2654 offset += ((u64)(radeon_get_ib_value(p, idx + 2) & 0xff)) << 32;
2655
2656 offset += reloc->gpu_offset;
2657 ib[idx+1] = (offset & 0xfffffffc) | swap;
2658 ib[idx+2] = upper_32_bits(offset) & 0xff;
2659 } else {
2660 dev_warn_once(p->dev, "bad SET_APPEND_CNT (unsupported operation)\n");
2661 return -EINVAL;
2662 }
2663 break;
2664 }
2665 case PACKET3_COND_EXEC:
2666 {
2667 u64 offset;
2668
2669 if (pkt->count != 2) {
2670 dev_warn_once(p->dev, "bad COND_EXEC (invalid count)\n");
2671 return -EINVAL;
2672 }
2673 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2674 if (r) {
2675 dev_warn_once(p->dev, "bad COND_EXEC (missing reloc)\n");
2676 return -EINVAL;
2677 }
2678 offset = radeon_get_ib_value(p, idx + 0);
2679 offset += ((u64)(radeon_get_ib_value(p, idx + 1) & 0xff)) << 32UL;
2680 if (offset & 0x7) {
2681 dev_warn_once(p->dev, "bad COND_EXEC (address not qwords aligned)\n");
2682 return -EINVAL;
2683 }
2684 if ((offset + 8) > radeon_bo_size(reloc->robj)) {
2685 dev_warn_once(p->dev, "bad COND_EXEC bo too small: 0x%llx, 0x%lx\n",
2686 offset + 8, radeon_bo_size(reloc->robj));
2687 return -EINVAL;
2688 }
2689 offset += reloc->gpu_offset;
2690 ib[idx + 0] = offset;
2691 ib[idx + 1] = upper_32_bits(offset) & 0xff;
2692 break;
2693 }
2694 case PACKET3_COND_WRITE:
2695 if (pkt->count != 7) {
2696 dev_warn_once(p->dev, "bad COND_WRITE (invalid count)\n");
2697 return -EINVAL;
2698 }
2699 if (idx_value & 0x10) {
2700 u64 offset;
2701 /* POLL is memory. */
2702 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2703 if (r) {
2704 dev_warn_once(p->dev, "bad COND_WRITE (missing src reloc)\n");
2705 return -EINVAL;
2706 }
2707 offset = radeon_get_ib_value(p, idx + 1);
2708 offset += ((u64)(radeon_get_ib_value(p, idx + 2) & 0xff)) << 32;
2709 if ((offset + 8) > radeon_bo_size(reloc->robj)) {
2710 dev_warn_once(p->dev, "bad COND_WRITE src bo too small: 0x%llx, 0x%lx\n",
2711 offset + 8, radeon_bo_size(reloc->robj));
2712 return -EINVAL;
2713 }
2714 offset += reloc->gpu_offset;
2715 ib[idx + 1] = offset;
2716 ib[idx + 2] = upper_32_bits(offset) & 0xff;
2717 } else {
2718 /* POLL is a reg. */
2719 reg = radeon_get_ib_value(p, idx + 1) << 2;
2720 if (!evergreen_is_safe_reg(p, reg)) {
2721 dev_warn_once(p->dev, "forbidden register 0x%08x at %d\n",
2722 reg, idx + 1);
2723 return -EINVAL;
2724 }
2725 }
2726 if (idx_value & 0x100) {
2727 u64 offset;
2728 /* WRITE is memory. */
2729 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2730 if (r) {
2731 dev_warn_once(p->dev, "bad COND_WRITE (missing dst reloc)\n");
2732 return -EINVAL;
2733 }
2734 offset = radeon_get_ib_value(p, idx + 5);
2735 offset += ((u64)(radeon_get_ib_value(p, idx + 6) & 0xff)) << 32;
2736 if ((offset + 8) > radeon_bo_size(reloc->robj)) {
2737 dev_warn_once(p->dev, "bad COND_WRITE dst bo too small: 0x%llx, 0x%lx\n",
2738 offset + 8, radeon_bo_size(reloc->robj));
2739 return -EINVAL;
2740 }
2741 offset += reloc->gpu_offset;
2742 ib[idx + 5] = offset;
2743 ib[idx + 6] = upper_32_bits(offset) & 0xff;
2744 } else {
2745 /* WRITE is a reg. */
2746 reg = radeon_get_ib_value(p, idx + 5) << 2;
2747 if (!evergreen_is_safe_reg(p, reg)) {
2748 dev_warn_once(p->dev, "forbidden register 0x%08x at %d\n",
2749 reg, idx + 5);
2750 return -EINVAL;
2751 }
2752 }
2753 break;
2754 case PACKET3_NOP:
2755 break;
2756 default:
2757 dev_warn_once(p->dev, "Packet3 opcode %x not supported\n", pkt->opcode);
2758 return -EINVAL;
2759 }
2760 return 0;
2761 }
2762
evergreen_cs_parse(struct radeon_cs_parser * p)2763 int evergreen_cs_parse(struct radeon_cs_parser *p)
2764 {
2765 struct radeon_cs_packet pkt;
2766 struct evergreen_cs_track *track;
2767 u32 tmp;
2768 int r;
2769
2770 if (p->track == NULL) {
2771 /* initialize tracker, we are in kms */
2772 track = kzalloc_obj(*track);
2773 if (track == NULL)
2774 return -ENOMEM;
2775 evergreen_cs_track_init(track);
2776 if (p->rdev->family >= CHIP_CAYMAN) {
2777 tmp = p->rdev->config.cayman.tile_config;
2778 track->reg_safe_bm = cayman_reg_safe_bm;
2779 } else {
2780 tmp = p->rdev->config.evergreen.tile_config;
2781 track->reg_safe_bm = evergreen_reg_safe_bm;
2782 }
2783 BUILD_BUG_ON(ARRAY_SIZE(cayman_reg_safe_bm) != REG_SAFE_BM_SIZE);
2784 BUILD_BUG_ON(ARRAY_SIZE(evergreen_reg_safe_bm) != REG_SAFE_BM_SIZE);
2785 switch (tmp & 0xf) {
2786 case 0:
2787 track->npipes = 1;
2788 break;
2789 case 1:
2790 default:
2791 track->npipes = 2;
2792 break;
2793 case 2:
2794 track->npipes = 4;
2795 break;
2796 case 3:
2797 track->npipes = 8;
2798 break;
2799 }
2800
2801 switch ((tmp & 0xf0) >> 4) {
2802 case 0:
2803 track->nbanks = 4;
2804 break;
2805 case 1:
2806 default:
2807 track->nbanks = 8;
2808 break;
2809 case 2:
2810 track->nbanks = 16;
2811 break;
2812 }
2813
2814 switch ((tmp & 0xf00) >> 8) {
2815 case 0:
2816 track->group_size = 256;
2817 break;
2818 case 1:
2819 default:
2820 track->group_size = 512;
2821 break;
2822 }
2823
2824 switch ((tmp & 0xf000) >> 12) {
2825 case 0:
2826 track->row_size = 1;
2827 break;
2828 case 1:
2829 default:
2830 track->row_size = 2;
2831 break;
2832 case 2:
2833 track->row_size = 4;
2834 break;
2835 }
2836
2837 p->track = track;
2838 }
2839 do {
2840 r = radeon_cs_packet_parse(p, &pkt, p->idx);
2841 if (r) {
2842 kfree(p->track);
2843 p->track = NULL;
2844 return r;
2845 }
2846 p->idx += pkt.count + 2;
2847 switch (pkt.type) {
2848 case RADEON_PACKET_TYPE0:
2849 r = evergreen_cs_parse_packet0(p, &pkt);
2850 break;
2851 case RADEON_PACKET_TYPE2:
2852 break;
2853 case RADEON_PACKET_TYPE3:
2854 r = evergreen_packet3_check(p, &pkt);
2855 break;
2856 default:
2857 dev_warn_once(p->dev, "Unknown packet type %d !\n", pkt.type);
2858 kfree(p->track);
2859 p->track = NULL;
2860 return -EINVAL;
2861 }
2862 if (r) {
2863 kfree(p->track);
2864 p->track = NULL;
2865 return r;
2866 }
2867 } while (p->idx < p->chunk_ib->length_dw);
2868 #if 0
2869 for (r = 0; r < p->ib.length_dw; r++) {
2870 pr_info("%05d 0x%08X\n", r, p->ib.ptr[r]);
2871 mdelay(1);
2872 }
2873 #endif
2874 kfree(p->track);
2875 p->track = NULL;
2876 return 0;
2877 }
2878
2879 /**
2880 * evergreen_dma_cs_parse() - parse the DMA IB
2881 * @p: parser structure holding parsing context.
2882 *
2883 * Parses the DMA IB from the CS ioctl and updates
2884 * the GPU addresses based on the reloc information and
2885 * checks for errors. (Evergreen-Cayman)
2886 * Returns 0 for success and an error on failure.
2887 **/
evergreen_dma_cs_parse(struct radeon_cs_parser * p)2888 int evergreen_dma_cs_parse(struct radeon_cs_parser *p)
2889 {
2890 struct radeon_cs_chunk *ib_chunk = p->chunk_ib;
2891 struct radeon_bo_list *src_reloc, *dst_reloc, *dst2_reloc;
2892 u32 header, cmd, count, sub_cmd;
2893 uint32_t *ib = p->ib.ptr;
2894 u32 idx;
2895 u64 src_offset, dst_offset, dst2_offset;
2896 int r;
2897
2898 do {
2899 if (p->idx >= ib_chunk->length_dw) {
2900 dev_warn_once(p->dev, "Can not parse packet at %d after CS end %d !\n",
2901 p->idx, ib_chunk->length_dw);
2902 return -EINVAL;
2903 }
2904 idx = p->idx;
2905 header = radeon_get_ib_value(p, idx);
2906 cmd = GET_DMA_CMD(header);
2907 count = GET_DMA_COUNT(header);
2908 sub_cmd = GET_DMA_SUB_CMD(header);
2909
2910 switch (cmd) {
2911 case DMA_PACKET_WRITE:
2912 r = r600_dma_cs_next_reloc(p, &dst_reloc);
2913 if (r) {
2914 dev_warn_once(p->dev, "bad DMA_PACKET_WRITE\n");
2915 return -EINVAL;
2916 }
2917 switch (sub_cmd) {
2918 /* tiled */
2919 case 8:
2920 dst_offset = radeon_get_ib_value(p, idx+1);
2921 dst_offset <<= 8;
2922
2923 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
2924 p->idx += count + 7;
2925 break;
2926 /* linear */
2927 case 0:
2928 dst_offset = radeon_get_ib_value(p, idx+1);
2929 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2930
2931 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2932 ib[idx+2] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2933 p->idx += count + 3;
2934 break;
2935 default:
2936 dev_warn_once(p->dev, "bad DMA_PACKET_WRITE [%6d] 0x%08x sub cmd is not 0 or 8\n", idx, header);
2937 return -EINVAL;
2938 }
2939 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2940 dev_warn_once(p->dev, "DMA write buffer too small (%llu %lu)\n",
2941 dst_offset, radeon_bo_size(dst_reloc->robj));
2942 return -EINVAL;
2943 }
2944 break;
2945 case DMA_PACKET_COPY:
2946 r = r600_dma_cs_next_reloc(p, &src_reloc);
2947 if (r) {
2948 dev_warn_once(p->dev, "bad DMA_PACKET_COPY\n");
2949 return -EINVAL;
2950 }
2951 r = r600_dma_cs_next_reloc(p, &dst_reloc);
2952 if (r) {
2953 dev_warn_once(p->dev, "bad DMA_PACKET_COPY\n");
2954 return -EINVAL;
2955 }
2956 switch (sub_cmd) {
2957 /* Copy L2L, DW aligned */
2958 case 0x00:
2959 /* L2L, dw */
2960 src_offset = radeon_get_ib_value(p, idx+2);
2961 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2962 dst_offset = radeon_get_ib_value(p, idx+1);
2963 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32;
2964 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2965 dev_warn_once(p->dev, "DMA L2L, dw src buffer too small (%llu %lu)\n",
2966 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2967 return -EINVAL;
2968 }
2969 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2970 dev_warn_once(p->dev, "DMA L2L, dw dst buffer too small (%llu %lu)\n",
2971 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2972 return -EINVAL;
2973 }
2974 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2975 ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2976 ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2977 ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2978 p->idx += 5;
2979 break;
2980 /* Copy L2T/T2L */
2981 case 0x08:
2982 /* detile bit */
2983 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
2984 /* tiled src, linear dst */
2985 src_offset = radeon_get_ib_value(p, idx+1);
2986 src_offset <<= 8;
2987 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
2988
2989 dst_offset = radeon_get_ib_value(p, idx + 7);
2990 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
2991 ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2992 ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2993 } else {
2994 /* linear src, tiled dst */
2995 src_offset = radeon_get_ib_value(p, idx+7);
2996 src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
2997 ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2998 ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2999
3000 dst_offset = radeon_get_ib_value(p, idx+1);
3001 dst_offset <<= 8;
3002 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3003 }
3004 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3005 dev_warn_once(p->dev, "DMA L2T, src buffer too small (%llu %lu)\n",
3006 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3007 return -EINVAL;
3008 }
3009 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3010 dev_warn_once(p->dev, "DMA L2T, dst buffer too small (%llu %lu)\n",
3011 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3012 return -EINVAL;
3013 }
3014 p->idx += 9;
3015 break;
3016 /* Copy L2L, byte aligned */
3017 case 0x40:
3018 /* L2L, byte */
3019 src_offset = radeon_get_ib_value(p, idx+2);
3020 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
3021 dst_offset = radeon_get_ib_value(p, idx+1);
3022 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32;
3023 if ((src_offset + count) > radeon_bo_size(src_reloc->robj)) {
3024 dev_warn_once(p->dev, "DMA L2L, byte src buffer too small (%llu %lu)\n",
3025 src_offset + count, radeon_bo_size(src_reloc->robj));
3026 return -EINVAL;
3027 }
3028 if ((dst_offset + count) > radeon_bo_size(dst_reloc->robj)) {
3029 dev_warn_once(p->dev, "DMA L2L, byte dst buffer too small (%llu %lu)\n",
3030 dst_offset + count, radeon_bo_size(dst_reloc->robj));
3031 return -EINVAL;
3032 }
3033 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xffffffff);
3034 ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xffffffff);
3035 ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
3036 ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3037 p->idx += 5;
3038 break;
3039 /* Copy L2L, partial */
3040 case 0x41:
3041 /* L2L, partial */
3042 if (p->family < CHIP_CAYMAN) {
3043 dev_warn_once(p->dev, "L2L Partial is cayman only !\n");
3044 return -EINVAL;
3045 }
3046 ib[idx+1] += (u32)(src_reloc->gpu_offset & 0xffffffff);
3047 ib[idx+2] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3048 ib[idx+4] += (u32)(dst_reloc->gpu_offset & 0xffffffff);
3049 ib[idx+5] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
3050
3051 p->idx += 9;
3052 break;
3053 /* Copy L2L, DW aligned, broadcast */
3054 case 0x44:
3055 /* L2L, dw, broadcast */
3056 r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3057 if (r) {
3058 dev_warn_once(p->dev, "bad L2L, dw, broadcast DMA_PACKET_COPY\n");
3059 return -EINVAL;
3060 }
3061 dst_offset = radeon_get_ib_value(p, idx+1);
3062 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
3063 dst2_offset = radeon_get_ib_value(p, idx+2);
3064 dst2_offset |= ((u64)(radeon_get_ib_value(p, idx+5) & 0xff)) << 32;
3065 src_offset = radeon_get_ib_value(p, idx+3);
3066 src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32;
3067 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3068 dev_warn_once(p->dev, "DMA L2L, dw, broadcast src buffer too small (%llu %lu)\n",
3069 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3070 return -EINVAL;
3071 }
3072 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3073 dev_warn_once(p->dev, "DMA L2L, dw, broadcast dst buffer too small (%llu %lu)\n",
3074 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3075 return -EINVAL;
3076 }
3077 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3078 dev_warn_once(p->dev, "DMA L2L, dw, broadcast dst2 buffer too small (%llu %lu)\n",
3079 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3080 return -EINVAL;
3081 }
3082 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
3083 ib[idx+2] += (u32)(dst2_reloc->gpu_offset & 0xfffffffc);
3084 ib[idx+3] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3085 ib[idx+4] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
3086 ib[idx+5] += upper_32_bits(dst2_reloc->gpu_offset) & 0xff;
3087 ib[idx+6] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3088 p->idx += 7;
3089 break;
3090 /* Copy L2T Frame to Field */
3091 case 0x48:
3092 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3093 dev_warn_once(p->dev, "bad L2T, frame to fields DMA_PACKET_COPY\n");
3094 return -EINVAL;
3095 }
3096 r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3097 if (r) {
3098 dev_warn_once(p->dev, "bad L2T, frame to fields DMA_PACKET_COPY\n");
3099 return -EINVAL;
3100 }
3101 dst_offset = radeon_get_ib_value(p, idx+1);
3102 dst_offset <<= 8;
3103 dst2_offset = radeon_get_ib_value(p, idx+2);
3104 dst2_offset <<= 8;
3105 src_offset = radeon_get_ib_value(p, idx+8);
3106 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32;
3107 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3108 dev_warn_once(p->dev, "DMA L2T, frame to fields src buffer too small (%llu %lu)\n",
3109 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3110 return -EINVAL;
3111 }
3112 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3113 dev_warn_once(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n",
3114 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3115 return -EINVAL;
3116 }
3117 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3118 dev_warn_once(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n",
3119 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3120 return -EINVAL;
3121 }
3122 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3123 ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8);
3124 ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3125 ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3126 p->idx += 10;
3127 break;
3128 /* Copy L2T/T2L, partial */
3129 case 0x49:
3130 /* L2T, T2L partial */
3131 if (p->family < CHIP_CAYMAN) {
3132 dev_warn_once(p->dev, "L2T, T2L Partial is cayman only !\n");
3133 return -EINVAL;
3134 }
3135 /* detile bit */
3136 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3137 /* tiled src, linear dst */
3138 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
3139
3140 ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
3141 ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
3142 } else {
3143 /* linear src, tiled dst */
3144 ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3145 ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3146
3147 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3148 }
3149 p->idx += 12;
3150 break;
3151 /* Copy L2T broadcast */
3152 case 0x4b:
3153 /* L2T, broadcast */
3154 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3155 dev_warn_once(p->dev, "bad L2T, broadcast DMA_PACKET_COPY\n");
3156 return -EINVAL;
3157 }
3158 r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3159 if (r) {
3160 dev_warn_once(p->dev, "bad L2T, broadcast DMA_PACKET_COPY\n");
3161 return -EINVAL;
3162 }
3163 dst_offset = radeon_get_ib_value(p, idx+1);
3164 dst_offset <<= 8;
3165 dst2_offset = radeon_get_ib_value(p, idx+2);
3166 dst2_offset <<= 8;
3167 src_offset = radeon_get_ib_value(p, idx+8);
3168 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32;
3169 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3170 dev_warn_once(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n",
3171 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3172 return -EINVAL;
3173 }
3174 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3175 dev_warn_once(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n",
3176 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3177 return -EINVAL;
3178 }
3179 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3180 dev_warn_once(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n",
3181 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3182 return -EINVAL;
3183 }
3184 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3185 ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8);
3186 ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3187 ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3188 p->idx += 10;
3189 break;
3190 /* Copy L2T/T2L (tile units) */
3191 case 0x4c:
3192 /* L2T, T2L */
3193 /* detile bit */
3194 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3195 /* tiled src, linear dst */
3196 src_offset = radeon_get_ib_value(p, idx+1);
3197 src_offset <<= 8;
3198 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
3199
3200 dst_offset = radeon_get_ib_value(p, idx+7);
3201 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
3202 ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
3203 ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
3204 } else {
3205 /* linear src, tiled dst */
3206 src_offset = radeon_get_ib_value(p, idx+7);
3207 src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
3208 ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3209 ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3210
3211 dst_offset = radeon_get_ib_value(p, idx+1);
3212 dst_offset <<= 8;
3213 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3214 }
3215 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3216 dev_warn_once(p->dev, "DMA L2T, T2L src buffer too small (%llu %lu)\n",
3217 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3218 return -EINVAL;
3219 }
3220 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3221 dev_warn_once(p->dev, "DMA L2T, T2L dst buffer too small (%llu %lu)\n",
3222 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3223 return -EINVAL;
3224 }
3225 p->idx += 9;
3226 break;
3227 /* Copy T2T, partial (tile units) */
3228 case 0x4d:
3229 /* T2T partial */
3230 if (p->family < CHIP_CAYMAN) {
3231 dev_warn_once(p->dev, "L2T, T2L Partial is cayman only !\n");
3232 return -EINVAL;
3233 }
3234 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
3235 ib[idx+4] += (u32)(dst_reloc->gpu_offset >> 8);
3236 p->idx += 13;
3237 break;
3238 /* Copy L2T broadcast (tile units) */
3239 case 0x4f:
3240 /* L2T, broadcast */
3241 if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3242 dev_warn_once(p->dev, "bad L2T, broadcast DMA_PACKET_COPY\n");
3243 return -EINVAL;
3244 }
3245 r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3246 if (r) {
3247 dev_warn_once(p->dev, "bad L2T, broadcast DMA_PACKET_COPY\n");
3248 return -EINVAL;
3249 }
3250 dst_offset = radeon_get_ib_value(p, idx+1);
3251 dst_offset <<= 8;
3252 dst2_offset = radeon_get_ib_value(p, idx+2);
3253 dst2_offset <<= 8;
3254 src_offset = radeon_get_ib_value(p, idx+8);
3255 src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32;
3256 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3257 dev_warn_once(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n",
3258 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3259 return -EINVAL;
3260 }
3261 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3262 dev_warn_once(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n",
3263 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3264 return -EINVAL;
3265 }
3266 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3267 dev_warn_once(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n",
3268 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3269 return -EINVAL;
3270 }
3271 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3272 ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8);
3273 ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3274 ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3275 p->idx += 10;
3276 break;
3277 default:
3278 dev_warn_once(p->dev, "bad DMA_PACKET_COPY [%6d] 0x%08x invalid sub cmd\n", idx, header);
3279 return -EINVAL;
3280 }
3281 break;
3282 case DMA_PACKET_CONSTANT_FILL:
3283 r = r600_dma_cs_next_reloc(p, &dst_reloc);
3284 if (r) {
3285 dev_warn_once(p->dev, "bad DMA_PACKET_CONSTANT_FILL\n");
3286 return -EINVAL;
3287 }
3288 dst_offset = radeon_get_ib_value(p, idx+1);
3289 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16;
3290 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3291 dev_warn_once(p->dev, "DMA constant fill buffer too small (%llu %lu)\n",
3292 dst_offset, radeon_bo_size(dst_reloc->robj));
3293 return -EINVAL;
3294 }
3295 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
3296 ib[idx+3] += (upper_32_bits(dst_reloc->gpu_offset) << 16) & 0x00ff0000;
3297 p->idx += 4;
3298 break;
3299 case DMA_PACKET_NOP:
3300 p->idx += 1;
3301 break;
3302 default:
3303 dev_warn_once(p->dev, "Unknown packet type %d at %d !\n", cmd, idx);
3304 return -EINVAL;
3305 }
3306 } while (p->idx < p->chunk_ib->length_dw);
3307 #if 0
3308 for (r = 0; r < p->ib->length_dw; r++) {
3309 pr_info("%05d 0x%08X\n", r, p->ib.ptr[r]);
3310 mdelay(1);
3311 }
3312 #endif
3313 return 0;
3314 }
3315
3316 /* vm parser */
evergreen_vm_reg_valid(u32 reg)3317 static bool evergreen_vm_reg_valid(u32 reg)
3318 {
3319 /* context regs are fine */
3320 if (reg >= 0x28000)
3321 return true;
3322
3323 /* check config regs */
3324 switch (reg) {
3325 case WAIT_UNTIL:
3326 case GRBM_GFX_INDEX:
3327 case CP_STRMOUT_CNTL:
3328 case CP_COHER_CNTL:
3329 case CP_COHER_SIZE:
3330 case VGT_VTX_VECT_EJECT_REG:
3331 case VGT_CACHE_INVALIDATION:
3332 case VGT_GS_VERTEX_REUSE:
3333 case VGT_PRIMITIVE_TYPE:
3334 case VGT_INDEX_TYPE:
3335 case VGT_NUM_INDICES:
3336 case VGT_NUM_INSTANCES:
3337 case VGT_COMPUTE_DIM_X:
3338 case VGT_COMPUTE_DIM_Y:
3339 case VGT_COMPUTE_DIM_Z:
3340 case VGT_COMPUTE_START_X:
3341 case VGT_COMPUTE_START_Y:
3342 case VGT_COMPUTE_START_Z:
3343 case VGT_COMPUTE_INDEX:
3344 case VGT_COMPUTE_THREAD_GROUP_SIZE:
3345 case VGT_HS_OFFCHIP_PARAM:
3346 case PA_CL_ENHANCE:
3347 case PA_SU_LINE_STIPPLE_VALUE:
3348 case PA_SC_LINE_STIPPLE_STATE:
3349 case PA_SC_ENHANCE:
3350 case SQ_DYN_GPR_CNTL_PS_FLUSH_REQ:
3351 case SQ_DYN_GPR_SIMD_LOCK_EN:
3352 case SQ_CONFIG:
3353 case SQ_GPR_RESOURCE_MGMT_1:
3354 case SQ_GLOBAL_GPR_RESOURCE_MGMT_1:
3355 case SQ_GLOBAL_GPR_RESOURCE_MGMT_2:
3356 case SQ_CONST_MEM_BASE:
3357 case SQ_STATIC_THREAD_MGMT_1:
3358 case SQ_STATIC_THREAD_MGMT_2:
3359 case SQ_STATIC_THREAD_MGMT_3:
3360 case SPI_CONFIG_CNTL:
3361 case SPI_CONFIG_CNTL_1:
3362 case TA_CNTL_AUX:
3363 case DB_DEBUG:
3364 case DB_DEBUG2:
3365 case DB_DEBUG3:
3366 case DB_DEBUG4:
3367 case DB_WATERMARKS:
3368 case TD_PS_BORDER_COLOR_INDEX:
3369 case TD_PS_BORDER_COLOR_RED:
3370 case TD_PS_BORDER_COLOR_GREEN:
3371 case TD_PS_BORDER_COLOR_BLUE:
3372 case TD_PS_BORDER_COLOR_ALPHA:
3373 case TD_VS_BORDER_COLOR_INDEX:
3374 case TD_VS_BORDER_COLOR_RED:
3375 case TD_VS_BORDER_COLOR_GREEN:
3376 case TD_VS_BORDER_COLOR_BLUE:
3377 case TD_VS_BORDER_COLOR_ALPHA:
3378 case TD_GS_BORDER_COLOR_INDEX:
3379 case TD_GS_BORDER_COLOR_RED:
3380 case TD_GS_BORDER_COLOR_GREEN:
3381 case TD_GS_BORDER_COLOR_BLUE:
3382 case TD_GS_BORDER_COLOR_ALPHA:
3383 case TD_HS_BORDER_COLOR_INDEX:
3384 case TD_HS_BORDER_COLOR_RED:
3385 case TD_HS_BORDER_COLOR_GREEN:
3386 case TD_HS_BORDER_COLOR_BLUE:
3387 case TD_HS_BORDER_COLOR_ALPHA:
3388 case TD_LS_BORDER_COLOR_INDEX:
3389 case TD_LS_BORDER_COLOR_RED:
3390 case TD_LS_BORDER_COLOR_GREEN:
3391 case TD_LS_BORDER_COLOR_BLUE:
3392 case TD_LS_BORDER_COLOR_ALPHA:
3393 case TD_CS_BORDER_COLOR_INDEX:
3394 case TD_CS_BORDER_COLOR_RED:
3395 case TD_CS_BORDER_COLOR_GREEN:
3396 case TD_CS_BORDER_COLOR_BLUE:
3397 case TD_CS_BORDER_COLOR_ALPHA:
3398 case SQ_ESGS_RING_SIZE:
3399 case SQ_GSVS_RING_SIZE:
3400 case SQ_ESTMP_RING_SIZE:
3401 case SQ_GSTMP_RING_SIZE:
3402 case SQ_HSTMP_RING_SIZE:
3403 case SQ_LSTMP_RING_SIZE:
3404 case SQ_PSTMP_RING_SIZE:
3405 case SQ_VSTMP_RING_SIZE:
3406 case SQ_ESGS_RING_ITEMSIZE:
3407 case SQ_ESTMP_RING_ITEMSIZE:
3408 case SQ_GSTMP_RING_ITEMSIZE:
3409 case SQ_GSVS_RING_ITEMSIZE:
3410 case SQ_GS_VERT_ITEMSIZE:
3411 case SQ_GS_VERT_ITEMSIZE_1:
3412 case SQ_GS_VERT_ITEMSIZE_2:
3413 case SQ_GS_VERT_ITEMSIZE_3:
3414 case SQ_GSVS_RING_OFFSET_1:
3415 case SQ_GSVS_RING_OFFSET_2:
3416 case SQ_GSVS_RING_OFFSET_3:
3417 case SQ_HSTMP_RING_ITEMSIZE:
3418 case SQ_LSTMP_RING_ITEMSIZE:
3419 case SQ_PSTMP_RING_ITEMSIZE:
3420 case SQ_VSTMP_RING_ITEMSIZE:
3421 case VGT_TF_RING_SIZE:
3422 case SQ_ESGS_RING_BASE:
3423 case SQ_GSVS_RING_BASE:
3424 case SQ_ESTMP_RING_BASE:
3425 case SQ_GSTMP_RING_BASE:
3426 case SQ_HSTMP_RING_BASE:
3427 case SQ_LSTMP_RING_BASE:
3428 case SQ_PSTMP_RING_BASE:
3429 case SQ_VSTMP_RING_BASE:
3430 case CAYMAN_VGT_OFFCHIP_LDS_BASE:
3431 case CAYMAN_SQ_EX_ALLOC_TABLE_SLOTS:
3432 return true;
3433 default:
3434 DRM_DEBUG("Invalid register 0x%x in CS\n", reg);
3435 return false;
3436 }
3437 }
3438
evergreen_vm_packet3_check(struct radeon_device * rdev,u32 * ib,struct radeon_cs_packet * pkt)3439 static int evergreen_vm_packet3_check(struct radeon_device *rdev,
3440 u32 *ib, struct radeon_cs_packet *pkt)
3441 {
3442 u32 idx = pkt->idx + 1;
3443 u32 idx_value = ib[idx];
3444 u32 start_reg, end_reg, reg, i;
3445 u32 command, info;
3446
3447 switch (pkt->opcode) {
3448 case PACKET3_NOP:
3449 break;
3450 case PACKET3_SET_BASE:
3451 if (idx_value != 1) {
3452 dev_warn_once(rdev->dev, "bad SET_BASE");
3453 return -EINVAL;
3454 }
3455 break;
3456 case PACKET3_CLEAR_STATE:
3457 case PACKET3_INDEX_BUFFER_SIZE:
3458 case PACKET3_DISPATCH_DIRECT:
3459 case PACKET3_DISPATCH_INDIRECT:
3460 case PACKET3_MODE_CONTROL:
3461 case PACKET3_SET_PREDICATION:
3462 case PACKET3_COND_EXEC:
3463 case PACKET3_PRED_EXEC:
3464 case PACKET3_DRAW_INDIRECT:
3465 case PACKET3_DRAW_INDEX_INDIRECT:
3466 case PACKET3_INDEX_BASE:
3467 case PACKET3_DRAW_INDEX_2:
3468 case PACKET3_CONTEXT_CONTROL:
3469 case PACKET3_DRAW_INDEX_OFFSET:
3470 case PACKET3_INDEX_TYPE:
3471 case PACKET3_DRAW_INDEX:
3472 case PACKET3_DRAW_INDEX_AUTO:
3473 case PACKET3_DRAW_INDEX_IMMD:
3474 case PACKET3_NUM_INSTANCES:
3475 case PACKET3_DRAW_INDEX_MULTI_AUTO:
3476 case PACKET3_STRMOUT_BUFFER_UPDATE:
3477 case PACKET3_DRAW_INDEX_OFFSET_2:
3478 case PACKET3_DRAW_INDEX_MULTI_ELEMENT:
3479 case PACKET3_MPEG_INDEX:
3480 case PACKET3_WAIT_REG_MEM:
3481 case PACKET3_MEM_WRITE:
3482 case PACKET3_PFP_SYNC_ME:
3483 case PACKET3_SURFACE_SYNC:
3484 case PACKET3_EVENT_WRITE:
3485 case PACKET3_EVENT_WRITE_EOP:
3486 case PACKET3_EVENT_WRITE_EOS:
3487 case PACKET3_SET_CONTEXT_REG:
3488 case PACKET3_SET_BOOL_CONST:
3489 case PACKET3_SET_LOOP_CONST:
3490 case PACKET3_SET_RESOURCE:
3491 case PACKET3_SET_SAMPLER:
3492 case PACKET3_SET_CTL_CONST:
3493 case PACKET3_SET_RESOURCE_OFFSET:
3494 case PACKET3_SET_CONTEXT_REG_INDIRECT:
3495 case PACKET3_SET_RESOURCE_INDIRECT:
3496 case CAYMAN_PACKET3_DEALLOC_STATE:
3497 break;
3498 case PACKET3_COND_WRITE:
3499 if (!(idx_value & 0x10)) {
3500 reg = ib[idx + 1] * 4;
3501 if (!evergreen_vm_reg_valid(reg))
3502 return -EINVAL;
3503 }
3504 if (!(idx_value & 0x100)) {
3505 reg = ib[idx + 5] * 4;
3506 if (!evergreen_vm_reg_valid(reg))
3507 return -EINVAL;
3508 }
3509 break;
3510 case PACKET3_COPY_DW:
3511 if (idx_value & 0x2) {
3512 reg = ib[idx + 3] * 4;
3513 if (!evergreen_vm_reg_valid(reg))
3514 return -EINVAL;
3515 }
3516 break;
3517 case PACKET3_SET_CONFIG_REG:
3518 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
3519 end_reg = 4 * pkt->count + start_reg - 4;
3520 if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
3521 (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
3522 (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
3523 dev_warn_once(rdev->dev, "bad PACKET3_SET_CONFIG_REG\n");
3524 return -EINVAL;
3525 }
3526 for (i = 0; i < pkt->count; i++) {
3527 reg = start_reg + (4 * i);
3528 if (!evergreen_vm_reg_valid(reg))
3529 return -EINVAL;
3530 }
3531 break;
3532 case PACKET3_CP_DMA:
3533 command = ib[idx + 4];
3534 info = ib[idx + 1];
3535 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */
3536 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */
3537 ((((info & 0x00300000) >> 20) == 0) &&
3538 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */
3539 ((((info & 0x60000000) >> 29) == 0) &&
3540 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */
3541 /* non mem to mem copies requires dw aligned count */
3542 if ((command & 0x1fffff) % 4) {
3543 dev_warn_once(rdev->dev, "CP DMA command requires dw count alignment\n");
3544 return -EINVAL;
3545 }
3546 }
3547 if (command & PACKET3_CP_DMA_CMD_SAS) {
3548 /* src address space is register */
3549 if (((info & 0x60000000) >> 29) == 0) {
3550 start_reg = idx_value << 2;
3551 if (command & PACKET3_CP_DMA_CMD_SAIC) {
3552 reg = start_reg;
3553 if (!evergreen_vm_reg_valid(reg)) {
3554 dev_warn_once(rdev->dev, "CP DMA Bad SRC register\n");
3555 return -EINVAL;
3556 }
3557 } else {
3558 for (i = 0; i < (command & 0x1fffff); i++) {
3559 reg = start_reg + (4 * i);
3560 if (!evergreen_vm_reg_valid(reg)) {
3561 dev_warn_once(rdev->dev, "CP DMA Bad SRC register\n");
3562 return -EINVAL;
3563 }
3564 }
3565 }
3566 }
3567 }
3568 if (command & PACKET3_CP_DMA_CMD_DAS) {
3569 /* dst address space is register */
3570 if (((info & 0x00300000) >> 20) == 0) {
3571 start_reg = ib[idx + 2];
3572 if (command & PACKET3_CP_DMA_CMD_DAIC) {
3573 reg = start_reg;
3574 if (!evergreen_vm_reg_valid(reg)) {
3575 dev_warn_once(rdev->dev, "CP DMA Bad DST register\n");
3576 return -EINVAL;
3577 }
3578 } else {
3579 for (i = 0; i < (command & 0x1fffff); i++) {
3580 reg = start_reg + (4 * i);
3581 if (!evergreen_vm_reg_valid(reg)) {
3582 dev_warn_once(rdev->dev, "CP DMA Bad DST register\n");
3583 return -EINVAL;
3584 }
3585 }
3586 }
3587 }
3588 }
3589 break;
3590 case PACKET3_SET_APPEND_CNT: {
3591 uint32_t areg;
3592 uint32_t allowed_reg_base;
3593
3594 if (pkt->count != 2) {
3595 dev_warn_once(rdev->dev, "bad SET_APPEND_CNT (invalid count)\n");
3596 return -EINVAL;
3597 }
3598
3599 allowed_reg_base = GDS_APPEND_COUNT_0;
3600 allowed_reg_base -= PACKET3_SET_CONTEXT_REG_START;
3601 allowed_reg_base >>= 2;
3602
3603 areg = idx_value >> 16;
3604 if (areg < allowed_reg_base || areg > (allowed_reg_base + 11)) {
3605 dev_warn_once(rdev->dev, "forbidden register for append cnt 0x%08x at %d\n",
3606 areg, idx);
3607 return -EINVAL;
3608 }
3609 break;
3610 }
3611 default:
3612 return -EINVAL;
3613 }
3614 return 0;
3615 }
3616
evergreen_ib_parse(struct radeon_device * rdev,struct radeon_ib * ib)3617 int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
3618 {
3619 int ret = 0;
3620 u32 idx = 0;
3621 struct radeon_cs_packet pkt;
3622
3623 do {
3624 pkt.idx = idx;
3625 pkt.type = RADEON_CP_PACKET_GET_TYPE(ib->ptr[idx]);
3626 pkt.count = RADEON_CP_PACKET_GET_COUNT(ib->ptr[idx]);
3627 pkt.one_reg_wr = 0;
3628 switch (pkt.type) {
3629 case RADEON_PACKET_TYPE0:
3630 dev_err(rdev->dev, "Packet0 not allowed!\n");
3631 ret = -EINVAL;
3632 break;
3633 case RADEON_PACKET_TYPE2:
3634 idx += 1;
3635 break;
3636 case RADEON_PACKET_TYPE3:
3637 pkt.opcode = RADEON_CP_PACKET3_GET_OPCODE(ib->ptr[idx]);
3638 ret = evergreen_vm_packet3_check(rdev, ib->ptr, &pkt);
3639 idx += pkt.count + 2;
3640 break;
3641 default:
3642 dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type);
3643 ret = -EINVAL;
3644 break;
3645 }
3646 if (ret)
3647 break;
3648 } while (idx < ib->length_dw);
3649
3650 return ret;
3651 }
3652
3653 /**
3654 * evergreen_dma_ib_parse() - parse the DMA IB for VM
3655 * @rdev: radeon_device pointer
3656 * @ib: radeon_ib pointer
3657 *
3658 * Parses the DMA IB from the VM CS ioctl
3659 * checks for errors. (Cayman-SI)
3660 * Returns 0 for success and an error on failure.
3661 **/
evergreen_dma_ib_parse(struct radeon_device * rdev,struct radeon_ib * ib)3662 int evergreen_dma_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
3663 {
3664 u32 idx = 0;
3665 u32 header, cmd, count, sub_cmd;
3666
3667 do {
3668 header = ib->ptr[idx];
3669 cmd = GET_DMA_CMD(header);
3670 count = GET_DMA_COUNT(header);
3671 sub_cmd = GET_DMA_SUB_CMD(header);
3672
3673 switch (cmd) {
3674 case DMA_PACKET_WRITE:
3675 switch (sub_cmd) {
3676 /* tiled */
3677 case 8:
3678 idx += count + 7;
3679 break;
3680 /* linear */
3681 case 0:
3682 idx += count + 3;
3683 break;
3684 default:
3685 dev_warn_once(rdev->dev,
3686 "bad DMA_PACKET_WRITE [%6d] 0x%08x sub cmd is not 0 or 8\n",
3687 idx, ib->ptr[idx]);
3688 return -EINVAL;
3689 }
3690 break;
3691 case DMA_PACKET_COPY:
3692 switch (sub_cmd) {
3693 /* Copy L2L, DW aligned */
3694 case 0x00:
3695 idx += 5;
3696 break;
3697 /* Copy L2T/T2L */
3698 case 0x08:
3699 idx += 9;
3700 break;
3701 /* Copy L2L, byte aligned */
3702 case 0x40:
3703 idx += 5;
3704 break;
3705 /* Copy L2L, partial */
3706 case 0x41:
3707 idx += 9;
3708 break;
3709 /* Copy L2L, DW aligned, broadcast */
3710 case 0x44:
3711 idx += 7;
3712 break;
3713 /* Copy L2T Frame to Field */
3714 case 0x48:
3715 idx += 10;
3716 break;
3717 /* Copy L2T/T2L, partial */
3718 case 0x49:
3719 idx += 12;
3720 break;
3721 /* Copy L2T broadcast */
3722 case 0x4b:
3723 idx += 10;
3724 break;
3725 /* Copy L2T/T2L (tile units) */
3726 case 0x4c:
3727 idx += 9;
3728 break;
3729 /* Copy T2T, partial (tile units) */
3730 case 0x4d:
3731 idx += 13;
3732 break;
3733 /* Copy L2T broadcast (tile units) */
3734 case 0x4f:
3735 idx += 10;
3736 break;
3737 default:
3738 dev_warn_once(rdev->dev,
3739 "bad DMA_PACKET_COPY [%6d] 0x%08x invalid sub cmd\n",
3740 idx, ib->ptr[idx]);
3741 return -EINVAL;
3742 }
3743 break;
3744 case DMA_PACKET_CONSTANT_FILL:
3745 idx += 4;
3746 break;
3747 case DMA_PACKET_NOP:
3748 idx += 1;
3749 break;
3750 default:
3751 dev_warn_once(rdev->dev, "Unknown packet type %d at %d !\n", cmd, idx);
3752 return -EINVAL;
3753 }
3754 } while (idx < ib->length_dw);
3755
3756 return 0;
3757 }
3758