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drm/radeon: restore modeset late in GPU reset path
[deliverable/linux.git] / drivers / gpu / drm / radeon / evergreen_cs.c
CommitLineData
cb5fcbd5
AD		 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 */
760285e7 28#include <drm/drmP.h>
cb5fcbd5
AD		 29#include "radeon.h"
30#include "evergreend.h"
31#include "evergreen_reg_safe.h"
c175ca9a 32#include "cayman_reg_safe.h"
cb5fcbd5 33
285484e2
JG		 34#define MAX(a,b) (((a)>(b))?(a):(b))
35#define MIN(a,b) (((a)<(b))?(a):(b))
36
d2ead3ea
AD		 37int r600_dma_cs_next_reloc(struct radeon_cs_parser *p,
38 struct radeon_cs_reloc **cs_reloc);
cb5fcbd5
AD		 39static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p,
40 struct radeon_cs_reloc **cs_reloc);
41
42struct evergreen_cs_track {
43 u32 group_size;
44 u32 nbanks;
45 u32 npipes;
f3a71df0 46 u32 row_size;
cb5fcbd5 47 /* value we track */
747e42a1 48 u32 nsamples; /* unused */
cb5fcbd5
AD		 49 struct radeon_bo *cb_color_bo[12];
50 u32 cb_color_bo_offset[12];
747e42a1
MO		 51 struct radeon_bo *cb_color_fmask_bo[8]; /* unused */
52 struct radeon_bo *cb_color_cmask_bo[8]; /* unused */
cb5fcbd5
AD		 53 u32 cb_color_info[12];
54 u32 cb_color_view[12];
cb5fcbd5
AD		 55 u32 cb_color_pitch[12];
56 u32 cb_color_slice[12];
d2609875 57 u32 cb_color_slice_idx[12];
285484e2 58 u32 cb_color_attrib[12];
747e42a1
MO		 59 u32 cb_color_cmask_slice[8];/* unused */
60 u32 cb_color_fmask_slice[8];/* unused */
cb5fcbd5 61 u32 cb_target_mask;
747e42a1 62 u32 cb_shader_mask; /* unused */
cb5fcbd5
AD		 63 u32 vgt_strmout_config;
64 u32 vgt_strmout_buffer_config;
dd220a00 65 struct radeon_bo *vgt_strmout_bo[4];
dd220a00
MO		 66 u32 vgt_strmout_bo_offset[4];
67 u32 vgt_strmout_size[4];
cb5fcbd5
AD		 68 u32 db_depth_control;
69 u32 db_depth_view;
285484e2 70 u32 db_depth_slice;
cb5fcbd5 71 u32 db_depth_size;
cb5fcbd5 72 u32 db_z_info;
cb5fcbd5
AD		 73 u32 db_z_read_offset;
74 u32 db_z_write_offset;
75 struct radeon_bo *db_z_read_bo;
76 struct radeon_bo *db_z_write_bo;
77 u32 db_s_info;
cb5fcbd5
AD		 78 u32 db_s_read_offset;
79 u32 db_s_write_offset;
80 struct radeon_bo *db_s_read_bo;
81 struct radeon_bo *db_s_write_bo;
779923bc 82 bool sx_misc_kill_all_prims;
30838578
MO		 83 bool cb_dirty;
84 bool db_dirty;
85 bool streamout_dirty;
88f50c80
JG		 86 u32 htile_offset;
87 u32 htile_surface;
88 struct radeon_bo *htile_bo;
cb5fcbd5
AD		 89};
90
f3a71df0
AD		 91static u32 evergreen_cs_get_aray_mode(u32 tiling_flags)
92{
93 if (tiling_flags & RADEON_TILING_MACRO)
94 return ARRAY_2D_TILED_THIN1;
95 else if (tiling_flags & RADEON_TILING_MICRO)
96 return ARRAY_1D_TILED_THIN1;
97 else
98 return ARRAY_LINEAR_GENERAL;
99}
100
101static u32 evergreen_cs_get_num_banks(u32 nbanks)
102{
103 switch (nbanks) {
104 case 2:
105 return ADDR_SURF_2_BANK;
106 case 4:
107 return ADDR_SURF_4_BANK;
108 case 8:
109 default:
110 return ADDR_SURF_8_BANK;
111 case 16:
112 return ADDR_SURF_16_BANK;
113 }
114}
115
cb5fcbd5
AD		 116static void evergreen_cs_track_init(struct evergreen_cs_track *track)
117{
118 int i;
119
120 for (i = 0; i < 8; i++) {
121 track->cb_color_fmask_bo[i] = NULL;
122 track->cb_color_cmask_bo[i] = NULL;
123 track->cb_color_cmask_slice[i] = 0;
124 track->cb_color_fmask_slice[i] = 0;
125 }
126
127 for (i = 0; i < 12; i++) {
cb5fcbd5
AD		 128 track->cb_color_bo[i] = NULL;
129 track->cb_color_bo_offset[i] = 0xFFFFFFFF;
130 track->cb_color_info[i] = 0;
285484e2 131 track->cb_color_view[i] = 0xFFFFFFFF;
cb5fcbd5 132 track->cb_color_pitch[i] = 0;
d2609875
JG		 133 track->cb_color_slice[i] = 0xfffffff;
134 track->cb_color_slice_idx[i] = 0;
cb5fcbd5
AD		 135 }
136 track->cb_target_mask = 0xFFFFFFFF;
137 track->cb_shader_mask = 0xFFFFFFFF;
30838578 138 track->cb_dirty = true;
cb5fcbd5 139
d2609875 140 track->db_depth_slice = 0xffffffff;
cb5fcbd5
AD		 141 track->db_depth_view = 0xFFFFC000;
142 track->db_depth_size = 0xFFFFFFFF;
cb5fcbd5
AD		 143 track->db_depth_control = 0xFFFFFFFF;
144 track->db_z_info = 0xFFFFFFFF;
cb5fcbd5
AD		 145 track->db_z_read_offset = 0xFFFFFFFF;
146 track->db_z_write_offset = 0xFFFFFFFF;
147 track->db_z_read_bo = NULL;
148 track->db_z_write_bo = NULL;
149 track->db_s_info = 0xFFFFFFFF;
cb5fcbd5
AD		 150 track->db_s_read_offset = 0xFFFFFFFF;
151 track->db_s_write_offset = 0xFFFFFFFF;
152 track->db_s_read_bo = NULL;
153 track->db_s_write_bo = NULL;
30838578 154 track->db_dirty = true;
88f50c80
JG		 155 track->htile_bo = NULL;
156 track->htile_offset = 0xFFFFFFFF;
157 track->htile_surface = 0;
dd220a00
MO		 158
159 for (i = 0; i < 4; i++) {
160 track->vgt_strmout_size[i] = 0;
161 track->vgt_strmout_bo[i] = NULL;
162 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF;
dd220a00 163 }
30838578 164 track->streamout_dirty = true;
779923bc 165 track->sx_misc_kill_all_prims = false;
cb5fcbd5
AD		 166}
167
285484e2
JG		 168struct eg_surface {
169 /* value gathered from cs */
170 unsigned nbx;
171 unsigned nby;
172 unsigned format;
173 unsigned mode;
174 unsigned nbanks;
175 unsigned bankw;
176 unsigned bankh;
177 unsigned tsplit;
178 unsigned mtilea;
179 unsigned nsamples;
180 /* output value */
181 unsigned bpe;
182 unsigned layer_size;
183 unsigned palign;
184 unsigned halign;
185 unsigned long base_align;
186};
187
188static int evergreen_surface_check_linear(struct radeon_cs_parser *p,
189 struct eg_surface *surf,
190 const char *prefix)
191{
192 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples;
193 surf->base_align = surf->bpe;
194 surf->palign = 1;
195 surf->halign = 1;
196 return 0;
197}
198
199static int evergreen_surface_check_linear_aligned(struct radeon_cs_parser *p,
200 struct eg_surface *surf,
201 const char *prefix)
202{
203 struct evergreen_cs_track *track = p->track;
204 unsigned palign;
205
206 palign = MAX(64, track->group_size / surf->bpe);
207 surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples;
208 surf->base_align = track->group_size;
209 surf->palign = palign;
210 surf->halign = 1;
211 if (surf->nbx & (palign - 1)) {
212 if (prefix) {
213 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n",
214 __func__, __LINE__, prefix, surf->nbx, palign);
215 }
216 return -EINVAL;
217 }
218 return 0;
219}
220
221static int evergreen_surface_check_1d(struct radeon_cs_parser *p,
222 struct eg_surface *surf,
223 const char *prefix)
224{
225 struct evergreen_cs_track *track = p->track;
226 unsigned palign;
227
228 palign = track->group_size / (8 * surf->bpe * surf->nsamples);
229 palign = MAX(8, palign);
230 surf->layer_size = surf->nbx * surf->nby * surf->bpe;
231 surf->base_align = track->group_size;
232 surf->palign = palign;
233 surf->halign = 8;
234 if ((surf->nbx & (palign - 1))) {
235 if (prefix) {
236 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d (%d %d %d)\n",
237 __func__, __LINE__, prefix, surf->nbx, palign,
238 track->group_size, surf->bpe, surf->nsamples);
239 }
240 return -EINVAL;
241 }
242 if ((surf->nby & (8 - 1))) {
243 if (prefix) {
244 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with 8\n",
245 __func__, __LINE__, prefix, surf->nby);
246 }
247 return -EINVAL;
248 }
249 return 0;
250}
251
252static int evergreen_surface_check_2d(struct radeon_cs_parser *p,
253 struct eg_surface *surf,
254 const char *prefix)
255{
256 struct evergreen_cs_track *track = p->track;
257 unsigned palign, halign, tileb, slice_pt;
d2609875 258 unsigned mtile_pr, mtile_ps, mtileb;
285484e2
JG		 259
260 tileb = 64 * surf->bpe * surf->nsamples;
285484e2
JG		 261 slice_pt = 1;
262 if (tileb > surf->tsplit) {
263 slice_pt = tileb / surf->tsplit;
264 }
265 tileb = tileb / slice_pt;
266 /* macro tile width & height */
267 palign = (8 * surf->bankw * track->npipes) * surf->mtilea;
268 halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea;
74e4ca32 269 mtileb = (palign / 8) * (halign / 8) * tileb;
d2609875
JG		 270 mtile_pr = surf->nbx / palign;
271 mtile_ps = (mtile_pr * surf->nby) / halign;
272 surf->layer_size = mtile_ps * mtileb * slice_pt;
285484e2
JG		 273 surf->base_align = (palign / 8) * (halign / 8) * tileb;
274 surf->palign = palign;
275 surf->halign = halign;
276
277 if ((surf->nbx & (palign - 1))) {
278 if (prefix) {
279 dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n",
280 __func__, __LINE__, prefix, surf->nbx, palign);
281 }
282 return -EINVAL;
283 }
284 if ((surf->nby & (halign - 1))) {
285 if (prefix) {
286 dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with %d\n",
287 __func__, __LINE__, prefix, surf->nby, halign);
288 }
289 return -EINVAL;
290 }
291
292 return 0;
293}
294
295static int evergreen_surface_check(struct radeon_cs_parser *p,
296 struct eg_surface *surf,
297 const char *prefix)
298{
299 /* some common value computed here */
300 surf->bpe = r600_fmt_get_blocksize(surf->format);
301
302 switch (surf->mode) {
303 case ARRAY_LINEAR_GENERAL:
304 return evergreen_surface_check_linear(p, surf, prefix);
305 case ARRAY_LINEAR_ALIGNED:
306 return evergreen_surface_check_linear_aligned(p, surf, prefix);
307 case ARRAY_1D_TILED_THIN1:
308 return evergreen_surface_check_1d(p, surf, prefix);
309 case ARRAY_2D_TILED_THIN1:
310 return evergreen_surface_check_2d(p, surf, prefix);
311 default:
7df7c547
MO		 312 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n",
313 __func__, __LINE__, prefix, surf->mode);
285484e2
JG		 314 return -EINVAL;
315 }
316 return -EINVAL;
317}
318
319static int evergreen_surface_value_conv_check(struct radeon_cs_parser *p,
320 struct eg_surface *surf,
321 const char *prefix)
322{
323 switch (surf->mode) {
324 case ARRAY_2D_TILED_THIN1:
325 break;
326 case ARRAY_LINEAR_GENERAL:
327 case ARRAY_LINEAR_ALIGNED:
328 case ARRAY_1D_TILED_THIN1:
329 return 0;
330 default:
7df7c547
MO		 331 dev_warn(p->dev, "%s:%d %s invalid array mode %d\n",
332 __func__, __LINE__, prefix, surf->mode);
285484e2
JG		 333 return -EINVAL;
334 }
335
336 switch (surf->nbanks) {
337 case 0: surf->nbanks = 2; break;
338 case 1: surf->nbanks = 4; break;
339 case 2: surf->nbanks = 8; break;
340 case 3: surf->nbanks = 16; break;
341 default:
342 dev_warn(p->dev, "%s:%d %s invalid number of banks %d\n",
343 __func__, __LINE__, prefix, surf->nbanks);
344 return -EINVAL;
345 }
346 switch (surf->bankw) {
347 case 0: surf->bankw = 1; break;
348 case 1: surf->bankw = 2; break;
349 case 2: surf->bankw = 4; break;
350 case 3: surf->bankw = 8; break;
351 default:
352 dev_warn(p->dev, "%s:%d %s invalid bankw %d\n",
353 __func__, __LINE__, prefix, surf->bankw);
354 return -EINVAL;
355 }
356 switch (surf->bankh) {
357 case 0: surf->bankh = 1; break;
358 case 1: surf->bankh = 2; break;
359 case 2: surf->bankh = 4; break;
360 case 3: surf->bankh = 8; break;
361 default:
362 dev_warn(p->dev, "%s:%d %s invalid bankh %d\n",
363 __func__, __LINE__, prefix, surf->bankh);
364 return -EINVAL;
365 }
366 switch (surf->mtilea) {
367 case 0: surf->mtilea = 1; break;
368 case 1: surf->mtilea = 2; break;
369 case 2: surf->mtilea = 4; break;
370 case 3: surf->mtilea = 8; break;
371 default:
372 dev_warn(p->dev, "%s:%d %s invalid macro tile aspect %d\n",
373 __func__, __LINE__, prefix, surf->mtilea);
374 return -EINVAL;
375 }
376 switch (surf->tsplit) {
377 case 0: surf->tsplit = 64; break;
378 case 1: surf->tsplit = 128; break;
379 case 2: surf->tsplit = 256; break;
380 case 3: surf->tsplit = 512; break;
381 case 4: surf->tsplit = 1024; break;
382 case 5: surf->tsplit = 2048; break;
383 case 6: surf->tsplit = 4096; break;
384 default:
385 dev_warn(p->dev, "%s:%d %s invalid tile split %d\n",
386 __func__, __LINE__, prefix, surf->tsplit);
387 return -EINVAL;
388 }
389 return 0;
390}
391
392static int evergreen_cs_track_validate_cb(struct radeon_cs_parser *p, unsigned id)
393{
394 struct evergreen_cs_track *track = p->track;
395 struct eg_surface surf;
396 unsigned pitch, slice, mslice;
397 unsigned long offset;
398 int r;
399
400 mslice = G_028C6C_SLICE_MAX(track->cb_color_view[id]) + 1;
401 pitch = track->cb_color_pitch[id];
402 slice = track->cb_color_slice[id];
403 surf.nbx = (pitch + 1) * 8;
404 surf.nby = ((slice + 1) * 64) / surf.nbx;
405 surf.mode = G_028C70_ARRAY_MODE(track->cb_color_info[id]);
406 surf.format = G_028C70_FORMAT(track->cb_color_info[id]);
407 surf.tsplit = G_028C74_TILE_SPLIT(track->cb_color_attrib[id]);
408 surf.nbanks = G_028C74_NUM_BANKS(track->cb_color_attrib[id]);
409 surf.bankw = G_028C74_BANK_WIDTH(track->cb_color_attrib[id]);
410 surf.bankh = G_028C74_BANK_HEIGHT(track->cb_color_attrib[id]);
411 surf.mtilea = G_028C74_MACRO_TILE_ASPECT(track->cb_color_attrib[id]);
412 surf.nsamples = 1;
413
414 if (!r600_fmt_is_valid_color(surf.format)) {
415 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08x)\n",
416 __func__, __LINE__, surf.format,
417 id, track->cb_color_info[id]);
418 return -EINVAL;
419 }
420
421 r = evergreen_surface_value_conv_check(p, &surf, "cb");
422 if (r) {
423 return r;
424 }
425
426 r = evergreen_surface_check(p, &surf, "cb");
427 if (r) {
428 dev_warn(p->dev, "%s:%d cb[%d] invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
429 __func__, __LINE__, id, track->cb_color_pitch[id],
430 track->cb_color_slice[id], track->cb_color_attrib[id],
431 track->cb_color_info[id]);
432 return r;
433 }
434
435 offset = track->cb_color_bo_offset[id] << 8;
436 if (offset & (surf.base_align - 1)) {
437 dev_warn(p->dev, "%s:%d cb[%d] bo base %ld not aligned with %ld\n",
438 __func__, __LINE__, id, offset, surf.base_align);
439 return -EINVAL;
440 }
441
442 offset += surf.layer_size * mslice;
443 if (offset > radeon_bo_size(track->cb_color_bo[id])) {
d2609875
JG		 444 /* old ddx are broken they allocate bo with w*h*bpp but
445 * program slice with ALIGN(h, 8), catch this and patch
446 * command stream.
447 */
448 if (!surf.mode) {
449 volatile u32 *ib = p->ib.ptr;
450 unsigned long tmp, nby, bsize, size, min = 0;
451
452 /* find the height the ddx wants */
453 if (surf.nby > 8) {
454 min = surf.nby - 8;
455 }
456 bsize = radeon_bo_size(track->cb_color_bo[id]);
457 tmp = track->cb_color_bo_offset[id] << 8;
458 for (nby = surf.nby; nby > min; nby--) {
459 size = nby * surf.nbx * surf.bpe * surf.nsamples;
460 if ((tmp + size * mslice) <= bsize) {
461 break;
462 }
463 }
464 if (nby > min) {
465 surf.nby = nby;
466 slice = ((nby * surf.nbx) / 64) - 1;
467 if (!evergreen_surface_check(p, &surf, "cb")) {
468 /* check if this one works */
469 tmp += surf.layer_size * mslice;
470 if (tmp <= bsize) {
471 ib[track->cb_color_slice_idx[id]] = slice;
472 goto old_ddx_ok;
473 }
474 }
475 }
476 }
285484e2
JG		 477 dev_warn(p->dev, "%s:%d cb[%d] bo too small (layer size %d, "
478 "offset %d, max layer %d, bo size %ld, slice %d)\n",
479 __func__, __LINE__, id, surf.layer_size,
480 track->cb_color_bo_offset[id] << 8, mslice,
481 radeon_bo_size(track->cb_color_bo[id]), slice);
482 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n",
483 __func__, __LINE__, surf.nbx, surf.nby,
484 surf.mode, surf.bpe, surf.nsamples,
485 surf.bankw, surf.bankh,
486 surf.tsplit, surf.mtilea);
487 return -EINVAL;
488 }
d2609875 489old_ddx_ok:
285484e2
JG		 490
491 return 0;
492}
493
88f50c80
JG		 494static int evergreen_cs_track_validate_htile(struct radeon_cs_parser *p,
495 unsigned nbx, unsigned nby)
496{
497 struct evergreen_cs_track *track = p->track;
498 unsigned long size;
499
500 if (track->htile_bo == NULL) {
501 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n",
502 __func__, __LINE__, track->db_z_info);
503 return -EINVAL;
504 }
505
506 if (G_028ABC_LINEAR(track->htile_surface)) {
507 /* pitch must be 16 htiles aligned == 16 * 8 pixel aligned */
508 nbx = round_up(nbx, 16 * 8);
509 /* height is npipes htiles aligned == npipes * 8 pixel aligned */
510 nby = round_up(nby, track->npipes * 8);
511 } else {
4ac0533a
JG		 512 /* always assume 8x8 htile */
513 /* align is htile align * 8, htile align vary according to
514 * number of pipe and tile width and nby
515 */
88f50c80
JG		 516 switch (track->npipes) {
517 case 8:
4ac0533a 518 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
88f50c80
JG		 519 nbx = round_up(nbx, 64 * 8);
520 nby = round_up(nby, 64 * 8);
521 break;
522 case 4:
4ac0533a 523 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
88f50c80
JG		 524 nbx = round_up(nbx, 64 * 8);
525 nby = round_up(nby, 32 * 8);
526 break;
527 case 2:
4ac0533a 528 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
88f50c80
JG		 529 nbx = round_up(nbx, 32 * 8);
530 nby = round_up(nby, 32 * 8);
531 break;
532 case 1:
4ac0533a 533 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
88f50c80
JG		 534 nbx = round_up(nbx, 32 * 8);
535 nby = round_up(nby, 16 * 8);
536 break;
537 default:
538 dev_warn(p->dev, "%s:%d invalid num pipes %d\n",
539 __func__, __LINE__, track->npipes);
540 return -EINVAL;
541 }
542 }
543 /* compute number of htile */
4ac0533a
JG		 544 nbx = nbx >> 3;
545 nby = nby >> 3;
546 /* size must be aligned on npipes * 2K boundary */
547 size = roundup(nbx * nby * 4, track->npipes * (2 << 10));
88f50c80
JG		 548 size += track->htile_offset;
549
550 if (size > radeon_bo_size(track->htile_bo)) {
551 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n",
552 __func__, __LINE__, radeon_bo_size(track->htile_bo),
553 size, nbx, nby);
554 return -EINVAL;
555 }
556 return 0;
557}
558
285484e2
JG		 559static int evergreen_cs_track_validate_stencil(struct radeon_cs_parser *p)
560{
561 struct evergreen_cs_track *track = p->track;
562 struct eg_surface surf;
563 unsigned pitch, slice, mslice;
564 unsigned long offset;
565 int r;
566
567 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1;
568 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size);
569 slice = track->db_depth_slice;
570 surf.nbx = (pitch + 1) * 8;
571 surf.nby = ((slice + 1) * 64) / surf.nbx;
572 surf.mode = G_028040_ARRAY_MODE(track->db_z_info);
573 surf.format = G_028044_FORMAT(track->db_s_info);
574 surf.tsplit = G_028044_TILE_SPLIT(track->db_s_info);
575 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info);
576 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info);
577 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info);
578 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info);
579 surf.nsamples = 1;
580
581 if (surf.format != 1) {
582 dev_warn(p->dev, "%s:%d stencil invalid format %d\n",
583 __func__, __LINE__, surf.format);
584 return -EINVAL;
585 }
586 /* replace by color format so we can use same code */
587 surf.format = V_028C70_COLOR_8;
588
589 r = evergreen_surface_value_conv_check(p, &surf, "stencil");
590 if (r) {
591 return r;
592 }
593
594 r = evergreen_surface_check(p, &surf, NULL);
595 if (r) {
596 /* old userspace doesn't compute proper depth/stencil alignment
597 * check that alignment against a bigger byte per elements and
598 * only report if that alignment is wrong too.
599 */
600 surf.format = V_028C70_COLOR_8_8_8_8;
601 r = evergreen_surface_check(p, &surf, "stencil");
602 if (r) {
603 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
604 __func__, __LINE__, track->db_depth_size,
605 track->db_depth_slice, track->db_s_info, track->db_z_info);
606 }
607 return r;
608 }
609
610 offset = track->db_s_read_offset << 8;
611 if (offset & (surf.base_align - 1)) {
612 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n",
613 __func__, __LINE__, offset, surf.base_align);
614 return -EINVAL;
615 }
616 offset += surf.layer_size * mslice;
617 if (offset > radeon_bo_size(track->db_s_read_bo)) {
618 dev_warn(p->dev, "%s:%d stencil read bo too small (layer size %d, "
619 "offset %ld, max layer %d, bo size %ld)\n",
620 __func__, __LINE__, surf.layer_size,
621 (unsigned long)track->db_s_read_offset << 8, mslice,
622 radeon_bo_size(track->db_s_read_bo));
623 dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
624 __func__, __LINE__, track->db_depth_size,
625 track->db_depth_slice, track->db_s_info, track->db_z_info);
626 return -EINVAL;
627 }
628
629 offset = track->db_s_write_offset << 8;
630 if (offset & (surf.base_align - 1)) {
631 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n",
632 __func__, __LINE__, offset, surf.base_align);
633 return -EINVAL;
634 }
635 offset += surf.layer_size * mslice;
636 if (offset > radeon_bo_size(track->db_s_write_bo)) {
637 dev_warn(p->dev, "%s:%d stencil write bo too small (layer size %d, "
638 "offset %ld, max layer %d, bo size %ld)\n",
639 __func__, __LINE__, surf.layer_size,
640 (unsigned long)track->db_s_write_offset << 8, mslice,
641 radeon_bo_size(track->db_s_write_bo));
642 return -EINVAL;
643 }
644
88f50c80
JG		 645 /* hyperz */
646 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) {
647 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby);
648 if (r) {
649 return r;
650 }
651 }
652
285484e2
JG		 653 return 0;
654}
655
656static int evergreen_cs_track_validate_depth(struct radeon_cs_parser *p)
657{
658 struct evergreen_cs_track *track = p->track;
659 struct eg_surface surf;
660 unsigned pitch, slice, mslice;
661 unsigned long offset;
662 int r;
663
664 mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1;
665 pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size);
666 slice = track->db_depth_slice;
667 surf.nbx = (pitch + 1) * 8;
668 surf.nby = ((slice + 1) * 64) / surf.nbx;
669 surf.mode = G_028040_ARRAY_MODE(track->db_z_info);
670 surf.format = G_028040_FORMAT(track->db_z_info);
671 surf.tsplit = G_028040_TILE_SPLIT(track->db_z_info);
672 surf.nbanks = G_028040_NUM_BANKS(track->db_z_info);
673 surf.bankw = G_028040_BANK_WIDTH(track->db_z_info);
674 surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info);
675 surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info);
676 surf.nsamples = 1;
677
678 switch (surf.format) {
679 case V_028040_Z_16:
680 surf.format = V_028C70_COLOR_16;
681 break;
682 case V_028040_Z_24:
683 case V_028040_Z_32_FLOAT:
684 surf.format = V_028C70_COLOR_8_8_8_8;
685 break;
686 default:
687 dev_warn(p->dev, "%s:%d depth invalid format %d\n",
688 __func__, __LINE__, surf.format);
689 return -EINVAL;
690 }
691
692 r = evergreen_surface_value_conv_check(p, &surf, "depth");
693 if (r) {
694 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n",
695 __func__, __LINE__, track->db_depth_size,
696 track->db_depth_slice, track->db_z_info);
697 return r;
698 }
699
700 r = evergreen_surface_check(p, &surf, "depth");
701 if (r) {
702 dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n",
703 __func__, __LINE__, track->db_depth_size,
704 track->db_depth_slice, track->db_z_info);
705 return r;
706 }
707
708 offset = track->db_z_read_offset << 8;
709 if (offset & (surf.base_align - 1)) {
710 dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n",
711 __func__, __LINE__, offset, surf.base_align);
712 return -EINVAL;
713 }
714 offset += surf.layer_size * mslice;
715 if (offset > radeon_bo_size(track->db_z_read_bo)) {
716 dev_warn(p->dev, "%s:%d depth read bo too small (layer size %d, "
717 "offset %ld, max layer %d, bo size %ld)\n",
718 __func__, __LINE__, surf.layer_size,
719 (unsigned long)track->db_z_read_offset << 8, mslice,
720 radeon_bo_size(track->db_z_read_bo));
721 return -EINVAL;
722 }
723
724 offset = track->db_z_write_offset << 8;
725 if (offset & (surf.base_align - 1)) {
726 dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n",
727 __func__, __LINE__, offset, surf.base_align);
728 return -EINVAL;
729 }
730 offset += surf.layer_size * mslice;
731 if (offset > radeon_bo_size(track->db_z_write_bo)) {
732 dev_warn(p->dev, "%s:%d depth write bo too small (layer size %d, "
733 "offset %ld, max layer %d, bo size %ld)\n",
734 __func__, __LINE__, surf.layer_size,
735 (unsigned long)track->db_z_write_offset << 8, mslice,
736 radeon_bo_size(track->db_z_write_bo));
737 return -EINVAL;
738 }
739
88f50c80
JG		 740 /* hyperz */
741 if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) {
742 r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby);
743 if (r) {
744 return r;
745 }
746 }
747
285484e2
JG		 748 return 0;
749}
750
751static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p,
752 struct radeon_bo *texture,
753 struct radeon_bo *mipmap,
754 unsigned idx)
755{
756 struct eg_surface surf;
757 unsigned long toffset, moffset;
758 unsigned dim, llevel, mslice, width, height, depth, i;
42b923b5 759 u32 texdw[8];
285484e2
JG		 760 int r;
761
762 texdw[0] = radeon_get_ib_value(p, idx + 0);
763 texdw[1] = radeon_get_ib_value(p, idx + 1);
764 texdw[2] = radeon_get_ib_value(p, idx + 2);
765 texdw[3] = radeon_get_ib_value(p, idx + 3);
766 texdw[4] = radeon_get_ib_value(p, idx + 4);
767 texdw[5] = radeon_get_ib_value(p, idx + 5);
768 texdw[6] = radeon_get_ib_value(p, idx + 6);
769 texdw[7] = radeon_get_ib_value(p, idx + 7);
770 dim = G_030000_DIM(texdw[0]);
771 llevel = G_030014_LAST_LEVEL(texdw[5]);
772 mslice = G_030014_LAST_ARRAY(texdw[5]) + 1;
773 width = G_030000_TEX_WIDTH(texdw[0]) + 1;
774 height = G_030004_TEX_HEIGHT(texdw[1]) + 1;
775 depth = G_030004_TEX_DEPTH(texdw[1]) + 1;
776 surf.format = G_03001C_DATA_FORMAT(texdw[7]);
777 surf.nbx = (G_030000_PITCH(texdw[0]) + 1) * 8;
778 surf.nbx = r600_fmt_get_nblocksx(surf.format, surf.nbx);
779 surf.nby = r600_fmt_get_nblocksy(surf.format, height);
780 surf.mode = G_030004_ARRAY_MODE(texdw[1]);
781 surf.tsplit = G_030018_TILE_SPLIT(texdw[6]);
782 surf.nbanks = G_03001C_NUM_BANKS(texdw[7]);
783 surf.bankw = G_03001C_BANK_WIDTH(texdw[7]);
784 surf.bankh = G_03001C_BANK_HEIGHT(texdw[7]);
785 surf.mtilea = G_03001C_MACRO_TILE_ASPECT(texdw[7]);
786 surf.nsamples = 1;
787 toffset = texdw[2] << 8;
788 moffset = texdw[3] << 8;
789
790 if (!r600_fmt_is_valid_texture(surf.format, p->family)) {
791 dev_warn(p->dev, "%s:%d texture invalid format %d\n",
792 __func__, __LINE__, surf.format);
793 return -EINVAL;
794 }
795 switch (dim) {
796 case V_030000_SQ_TEX_DIM_1D:
797 case V_030000_SQ_TEX_DIM_2D:
798 case V_030000_SQ_TEX_DIM_CUBEMAP:
799 case V_030000_SQ_TEX_DIM_1D_ARRAY:
800 case V_030000_SQ_TEX_DIM_2D_ARRAY:
801 depth = 1;
b51ad12a
MO		 802 break;
803 case V_030000_SQ_TEX_DIM_2D_MSAA:
804 case V_030000_SQ_TEX_DIM_2D_ARRAY_MSAA:
805 surf.nsamples = 1 << llevel;
806 llevel = 0;
807 depth = 1;
808 break;
285484e2
JG		 809 case V_030000_SQ_TEX_DIM_3D:
810 break;
811 default:
812 dev_warn(p->dev, "%s:%d texture invalid dimension %d\n",
813 __func__, __LINE__, dim);
814 return -EINVAL;
815 }
816
817 r = evergreen_surface_value_conv_check(p, &surf, "texture");
818 if (r) {
819 return r;
820 }
821
822 /* align height */
823 evergreen_surface_check(p, &surf, NULL);
824 surf.nby = ALIGN(surf.nby, surf.halign);
825
826 r = evergreen_surface_check(p, &surf, "texture");
827 if (r) {
828 dev_warn(p->dev, "%s:%d texture invalid 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
829 __func__, __LINE__, texdw[0], texdw[1], texdw[4],
830 texdw[5], texdw[6], texdw[7]);
831 return r;
832 }
833
834 /* check texture size */
835 if (toffset & (surf.base_align - 1)) {
836 dev_warn(p->dev, "%s:%d texture bo base %ld not aligned with %ld\n",
837 __func__, __LINE__, toffset, surf.base_align);
838 return -EINVAL;
839 }
840 if (moffset & (surf.base_align - 1)) {
841 dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n",
842 __func__, __LINE__, moffset, surf.base_align);
843 return -EINVAL;
844 }
845 if (dim == SQ_TEX_DIM_3D) {
846 toffset += surf.layer_size * depth;
847 } else {
848 toffset += surf.layer_size * mslice;
849 }
850 if (toffset > radeon_bo_size(texture)) {
851 dev_warn(p->dev, "%s:%d texture bo too small (layer size %d, "
852 "offset %ld, max layer %d, depth %d, bo size %ld) (%d %d)\n",
853 __func__, __LINE__, surf.layer_size,
854 (unsigned long)texdw[2] << 8, mslice,
855 depth, radeon_bo_size(texture),
856 surf.nbx, surf.nby);
857 return -EINVAL;
858 }
859
61051afd
MO		 860 if (!mipmap) {
861 if (llevel) {
862 dev_warn(p->dev, "%s:%i got NULL MIP_ADDRESS relocation\n",
863 __func__, __LINE__);
864 return -EINVAL;
865 } else {
866 return 0; /* everything's ok */
867 }
868 }
869
285484e2
JG		 870 /* check mipmap size */
871 for (i = 1; i <= llevel; i++) {
872 unsigned w, h, d;
873
874 w = r600_mip_minify(width, i);
875 h = r600_mip_minify(height, i);
876 d = r600_mip_minify(depth, i);
877 surf.nbx = r600_fmt_get_nblocksx(surf.format, w);
878 surf.nby = r600_fmt_get_nblocksy(surf.format, h);
879
880 switch (surf.mode) {
881 case ARRAY_2D_TILED_THIN1:
882 if (surf.nbx < surf.palign || surf.nby < surf.halign) {
883 surf.mode = ARRAY_1D_TILED_THIN1;
884 }
885 /* recompute alignment */
886 evergreen_surface_check(p, &surf, NULL);
887 break;
888 case ARRAY_LINEAR_GENERAL:
889 case ARRAY_LINEAR_ALIGNED:
890 case ARRAY_1D_TILED_THIN1:
891 break;
892 default:
893 dev_warn(p->dev, "%s:%d invalid array mode %d\n",
894 __func__, __LINE__, surf.mode);
895 return -EINVAL;
896 }
897 surf.nbx = ALIGN(surf.nbx, surf.palign);
898 surf.nby = ALIGN(surf.nby, surf.halign);
899
900 r = evergreen_surface_check(p, &surf, "mipmap");
901 if (r) {
902 return r;
903 }
904
905 if (dim == SQ_TEX_DIM_3D) {
906 moffset += surf.layer_size * d;
907 } else {
908 moffset += surf.layer_size * mslice;
909 }
910 if (moffset > radeon_bo_size(mipmap)) {
911 dev_warn(p->dev, "%s:%d mipmap [%d] bo too small (layer size %d, "
912 "offset %ld, coffset %ld, max layer %d, depth %d, "
913 "bo size %ld) level0 (%d %d %d)\n",
914 __func__, __LINE__, i, surf.layer_size,
915 (unsigned long)texdw[3] << 8, moffset, mslice,
916 d, radeon_bo_size(mipmap),
917 width, height, depth);
918 dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n",
919 __func__, __LINE__, surf.nbx, surf.nby,
920 surf.mode, surf.bpe, surf.nsamples,
921 surf.bankw, surf.bankh,
922 surf.tsplit, surf.mtilea);
923 return -EINVAL;
924 }
925 }
926
927 return 0;
928}
929
cb5fcbd5
AD		 930static int evergreen_cs_track_check(struct radeon_cs_parser *p)
931{
932 struct evergreen_cs_track *track = p->track;
7e9fa5f6 933 unsigned tmp, i;
285484e2 934 int r;
7e9fa5f6 935 unsigned buffer_mask = 0;
cb5fcbd5 936
dd220a00 937 /* check streamout */
30838578 938 if (track->streamout_dirty && track->vgt_strmout_config) {
7e9fa5f6
MO		 939 for (i = 0; i < 4; i++) {
940 if (track->vgt_strmout_config & (1 << i)) {
941 buffer_mask |= (track->vgt_strmout_buffer_config >> (i * 4)) & 0xf;
942 }
943 }
944
945 for (i = 0; i < 4; i++) {
946 if (buffer_mask & (1 << i)) {
947 if (track->vgt_strmout_bo[i]) {
948 u64 offset = (u64)track->vgt_strmout_bo_offset[i] +
949 (u64)track->vgt_strmout_size[i];
950 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) {
951 DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n",
952 i, offset,
953 radeon_bo_size(track->vgt_strmout_bo[i]));
dd220a00
MO		 954 return -EINVAL;
955 }
7e9fa5f6
MO		 956 } else {
957 dev_warn(p->dev, "No buffer for streamout %d\n", i);
958 return -EINVAL;
dd220a00
MO		 959 }
960 }
961 }
30838578 962 track->streamout_dirty = false;
cb5fcbd5
AD		 963 }
964
779923bc
MO		 965 if (track->sx_misc_kill_all_prims)
966 return 0;
967
285484e2
JG		 968 /* check that we have a cb for each enabled target
969 */
30838578
MO		 970 if (track->cb_dirty) {
971 tmp = track->cb_target_mask;
972 for (i = 0; i < 8; i++) {
973 if ((tmp >> (i * 4)) & 0xF) {
974 /* at least one component is enabled */
975 if (track->cb_color_bo[i] == NULL) {
976 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n",
977 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i);
978 return -EINVAL;
979 }
980 /* check cb */
981 r = evergreen_cs_track_validate_cb(p, i);
982 if (r) {
983 return r;
984 }
285484e2
JG		 985 }
986 }
30838578 987 track->cb_dirty = false;
285484e2
JG		 988 }
989
30838578
MO		 990 if (track->db_dirty) {
991 /* Check stencil buffer */
0f457e48
MO		 992 if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID &&
993 G_028800_STENCIL_ENABLE(track->db_depth_control)) {
30838578
MO		 994 r = evergreen_cs_track_validate_stencil(p);
995 if (r)
996 return r;
997 }
998 /* Check depth buffer */
0f457e48
MO		 999 if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID &&
1000 G_028800_Z_ENABLE(track->db_depth_control)) {
30838578
MO		 1001 r = evergreen_cs_track_validate_depth(p);
1002 if (r)
1003 return r;
1004 }
1005 track->db_dirty = false;
285484e2
JG		 1006 }
1007
cb5fcbd5
AD		 1008 return 0;
1009}
1010
1011/**
1012 * evergreen_cs_packet_parse() - parse cp packet and point ib index to next packet
1013 * @parser: parser structure holding parsing context.
1014 * @pkt: where to store packet informations
1015 *
1016 * Assume that chunk_ib_index is properly set. Will return -EINVAL
1017 * if packet is bigger than remaining ib size. or if packets is unknown.
1018 **/
1109ca09 1019static int evergreen_cs_packet_parse(struct radeon_cs_parser *p,
cb5fcbd5
AD		 1020 struct radeon_cs_packet *pkt,
1021 unsigned idx)
1022{
1023 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx];
1024 uint32_t header;
1025
1026 if (idx >= ib_chunk->length_dw) {
1027 DRM_ERROR("Can not parse packet at %d after CS end %d !\n",
1028 idx, ib_chunk->length_dw);
1029 return -EINVAL;
1030 }
1031 header = radeon_get_ib_value(p, idx);
1032 pkt->idx = idx;
1033 pkt->type = CP_PACKET_GET_TYPE(header);
1034 pkt->count = CP_PACKET_GET_COUNT(header);
1035 pkt->one_reg_wr = 0;
1036 switch (pkt->type) {
1037 case PACKET_TYPE0:
1038 pkt->reg = CP_PACKET0_GET_REG(header);
1039 break;
1040 case PACKET_TYPE3:
1041 pkt->opcode = CP_PACKET3_GET_OPCODE(header);
1042 break;
1043 case PACKET_TYPE2:
1044 pkt->count = -1;
1045 break;
1046 default:
1047 DRM_ERROR("Unknown packet type %d at %d !\n", pkt->type, idx);
1048 return -EINVAL;
1049 }
1050 if ((pkt->count + 1 + pkt->idx) >= ib_chunk->length_dw) {
1051 DRM_ERROR("Packet (%d:%d:%d) end after CS buffer (%d) !\n",
1052 pkt->idx, pkt->type, pkt->count, ib_chunk->length_dw);
1053 return -EINVAL;
1054 }
1055 return 0;
1056}
1057
1058/**
1059 * evergreen_cs_packet_next_reloc() - parse next packet which should be reloc packet3
1060 * @parser: parser structure holding parsing context.
1061 * @data: pointer to relocation data
1062 * @offset_start: starting offset
1063 * @offset_mask: offset mask (to align start offset on)
1064 * @reloc: reloc informations
1065 *
1066 * Check next packet is relocation packet3, do bo validation and compute
1067 * GPU offset using the provided start.
1068 **/
1069static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p,
1070 struct radeon_cs_reloc **cs_reloc)
1071{
1072 struct radeon_cs_chunk *relocs_chunk;
1073 struct radeon_cs_packet p3reloc;
1074 unsigned idx;
1075 int r;
1076
1077 if (p->chunk_relocs_idx == -1) {
1078 DRM_ERROR("No relocation chunk !\n");
1079 return -EINVAL;
1080 }
1081 *cs_reloc = NULL;
1082 relocs_chunk = &p->chunks[p->chunk_relocs_idx];
1083 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx);
1084 if (r) {
1085 return r;
1086 }
1087 p->idx += p3reloc.count + 2;
1088 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) {
1089 DRM_ERROR("No packet3 for relocation for packet at %d.\n",
1090 p3reloc.idx);
1091 return -EINVAL;
1092 }
1093 idx = radeon_get_ib_value(p, p3reloc.idx + 1);
1094 if (idx >= relocs_chunk->length_dw) {
1095 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n",
1096 idx, relocs_chunk->length_dw);
1097 return -EINVAL;
1098 }
1099 /* FIXME: we assume reloc size is 4 dwords */
1100 *cs_reloc = p->relocs_ptr[(idx / 4)];
1101 return 0;
1102}
1103
61051afd
MO		 1104/**
1105 * evergreen_cs_packet_next_is_pkt3_nop() - test if the next packet is NOP
1106 * @p: structure holding the parser context.
1107 *
1108 * Check if the next packet is a relocation packet3.
1109 **/
1110static bool evergreen_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p)
1111{
1112 struct radeon_cs_packet p3reloc;
1113 int r;
1114
1115 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx);
1116 if (r) {
1117 return false;
1118 }
1119 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) {
1120 return false;
1121 }
1122 return true;
1123}
1124
cb5fcbd5
AD		 1125/**
1126 * evergreen_cs_packet_next_vline() - parse userspace VLINE packet
1127 * @parser: parser structure holding parsing context.
1128 *
1129 * Userspace sends a special sequence for VLINE waits.
1130 * PACKET0 - VLINE_START_END + value
1131 * PACKET3 - WAIT_REG_MEM poll vline status reg
1132 * RELOC (P3) - crtc_id in reloc.
1133 *
1134 * This function parses this and relocates the VLINE START END
1135 * and WAIT_REG_MEM packets to the correct crtc.
1136 * It also detects a switched off crtc and nulls out the
1137 * wait in that case.
1138 */
1139static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p)
1140{
1141 struct drm_mode_object *obj;
1142 struct drm_crtc *crtc;
1143 struct radeon_crtc *radeon_crtc;
1144 struct radeon_cs_packet p3reloc, wait_reg_mem;
1145 int crtc_id;
1146 int r;
1147 uint32_t header, h_idx, reg, wait_reg_mem_info;
1148 volatile uint32_t *ib;
1149
f2e39221 1150 ib = p->ib.ptr;
cb5fcbd5
AD		 1151
1152 /* parse the WAIT_REG_MEM */
1153 r = evergreen_cs_packet_parse(p, &wait_reg_mem, p->idx);
1154 if (r)
1155 return r;
1156
1157 /* check its a WAIT_REG_MEM */
1158 if (wait_reg_mem.type != PACKET_TYPE3 ||
1159 wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) {
1160 DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n");
a3a88a66 1161 return -EINVAL;
cb5fcbd5
AD		 1162 }
1163
1164 wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1);
1165 /* bit 4 is reg (0) or mem (1) */
1166 if (wait_reg_mem_info & 0x10) {
1167 DRM_ERROR("vline WAIT_REG_MEM waiting on MEM rather than REG\n");
a3a88a66 1168 return -EINVAL;
cb5fcbd5
AD		 1169 }
1170 /* waiting for value to be equal */
1171 if ((wait_reg_mem_info & 0x7) != 0x3) {
1172 DRM_ERROR("vline WAIT_REG_MEM function not equal\n");
a3a88a66 1173 return -EINVAL;
cb5fcbd5
AD		 1174 }
1175 if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != EVERGREEN_VLINE_STATUS) {
1176 DRM_ERROR("vline WAIT_REG_MEM bad reg\n");
a3a88a66 1177 return -EINVAL;
cb5fcbd5
AD		 1178 }
1179
1180 if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != EVERGREEN_VLINE_STAT) {
1181 DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n");
a3a88a66 1182 return -EINVAL;
cb5fcbd5
AD		 1183 }
1184
1185 /* jump over the NOP */
1186 r = evergreen_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2);
1187 if (r)
1188 return r;
1189
1190 h_idx = p->idx - 2;
1191 p->idx += wait_reg_mem.count + 2;
1192 p->idx += p3reloc.count + 2;
1193
1194 header = radeon_get_ib_value(p, h_idx);
1195 crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1);
1196 reg = CP_PACKET0_GET_REG(header);
cb5fcbd5
AD		 1197 obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC);
1198 if (!obj) {
1199 DRM_ERROR("cannot find crtc %d\n", crtc_id);
a3a88a66 1200 return -EINVAL;
cb5fcbd5
AD		 1201 }
1202 crtc = obj_to_crtc(obj);
1203 radeon_crtc = to_radeon_crtc(crtc);
1204 crtc_id = radeon_crtc->crtc_id;
1205
1206 if (!crtc->enabled) {
1207 /* if the CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */
1208 ib[h_idx + 2] = PACKET2(0);
1209 ib[h_idx + 3] = PACKET2(0);
1210 ib[h_idx + 4] = PACKET2(0);
1211 ib[h_idx + 5] = PACKET2(0);
1212 ib[h_idx + 6] = PACKET2(0);
1213 ib[h_idx + 7] = PACKET2(0);
1214 ib[h_idx + 8] = PACKET2(0);
1215 } else {
1216 switch (reg) {
1217 case EVERGREEN_VLINE_START_END:
1218 header &= ~R600_CP_PACKET0_REG_MASK;
1219 header |= (EVERGREEN_VLINE_START_END + radeon_crtc->crtc_offset) >> 2;
1220 ib[h_idx] = header;
1221 ib[h_idx + 4] = (EVERGREEN_VLINE_STATUS + radeon_crtc->crtc_offset) >> 2;
1222 break;
1223 default:
1224 DRM_ERROR("unknown crtc reloc\n");
a3a88a66 1225 return -EINVAL;
cb5fcbd5
AD		 1226 }
1227 }
a3a88a66 1228 return 0;
cb5fcbd5
AD		 1229}
1230
1231static int evergreen_packet0_check(struct radeon_cs_parser *p,
1232 struct radeon_cs_packet *pkt,
1233 unsigned idx, unsigned reg)
1234{
1235 int r;
1236
1237 switch (reg) {
1238 case EVERGREEN_VLINE_START_END:
1239 r = evergreen_cs_packet_parse_vline(p);
1240 if (r) {
1241 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1242 idx, reg);
1243 return r;
1244 }
1245 break;
1246 default:
1247 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
1248 reg, idx);
1249 return -EINVAL;
1250 }
1251 return 0;
1252}
1253
1254static int evergreen_cs_parse_packet0(struct radeon_cs_parser *p,
1255 struct radeon_cs_packet *pkt)
1256{
1257 unsigned reg, i;
1258 unsigned idx;
1259 int r;
1260
1261 idx = pkt->idx + 1;
1262 reg = pkt->reg;
1263 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) {
1264 r = evergreen_packet0_check(p, pkt, idx, reg);
1265 if (r) {
1266 return r;
1267 }
1268 }
1269 return 0;
1270}
1271
1272/**
1273 * evergreen_cs_check_reg() - check if register is authorized or not
1274 * @parser: parser structure holding parsing context
1275 * @reg: register we are testing
1276 * @idx: index into the cs buffer
1277 *
1278 * This function will test against evergreen_reg_safe_bm and return 0
1279 * if register is safe. If register is not flag as safe this function
1280 * will test it against a list of register needind special handling.
1281 */
488479eb 1282static int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
cb5fcbd5
AD		 1283{
1284 struct evergreen_cs_track *track = (struct evergreen_cs_track *)p->track;
1285 struct radeon_cs_reloc *reloc;
c175ca9a 1286 u32 last_reg;
cb5fcbd5
AD		 1287 u32 m, i, tmp, *ib;
1288 int r;
1289
c175ca9a
AD		 1290 if (p->rdev->family >= CHIP_CAYMAN)
1291 last_reg = ARRAY_SIZE(cayman_reg_safe_bm);
1292 else
1293 last_reg = ARRAY_SIZE(evergreen_reg_safe_bm);
1294
cb5fcbd5 1295 i = (reg >> 7);
88498839 1296 if (i >= last_reg) {
cb5fcbd5
AD		 1297 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1298 return -EINVAL;
1299 }
1300 m = 1 << ((reg >> 2) & 31);
c175ca9a
AD		 1301 if (p->rdev->family >= CHIP_CAYMAN) {
1302 if (!(cayman_reg_safe_bm[i] & m))
1303 return 0;
1304 } else {
1305 if (!(evergreen_reg_safe_bm[i] & m))
1306 return 0;
1307 }
f2e39221 1308 ib = p->ib.ptr;
cb5fcbd5 1309 switch (reg) {
25985edc 1310 /* force following reg to 0 in an attempt to disable out buffer
cb5fcbd5
AD		 1311 * which will need us to better understand how it works to perform
1312 * security check on it (Jerome)
1313 */
1314 case SQ_ESGS_RING_SIZE:
1315 case SQ_GSVS_RING_SIZE:
1316 case SQ_ESTMP_RING_SIZE:
1317 case SQ_GSTMP_RING_SIZE:
1318 case SQ_HSTMP_RING_SIZE:
1319 case SQ_LSTMP_RING_SIZE:
1320 case SQ_PSTMP_RING_SIZE:
1321 case SQ_VSTMP_RING_SIZE:
1322 case SQ_ESGS_RING_ITEMSIZE:
1323 case SQ_ESTMP_RING_ITEMSIZE:
1324 case SQ_GSTMP_RING_ITEMSIZE:
1325 case SQ_GSVS_RING_ITEMSIZE:
1326 case SQ_GS_VERT_ITEMSIZE:
1327 case SQ_GS_VERT_ITEMSIZE_1:
1328 case SQ_GS_VERT_ITEMSIZE_2:
1329 case SQ_GS_VERT_ITEMSIZE_3:
1330 case SQ_GSVS_RING_OFFSET_1:
1331 case SQ_GSVS_RING_OFFSET_2:
1332 case SQ_GSVS_RING_OFFSET_3:
1333 case SQ_HSTMP_RING_ITEMSIZE:
1334 case SQ_LSTMP_RING_ITEMSIZE:
1335 case SQ_PSTMP_RING_ITEMSIZE:
1336 case SQ_VSTMP_RING_ITEMSIZE:
1337 case VGT_TF_RING_SIZE:
1338 /* get value to populate the IB don't remove */
8aa75009
AD		 1339 /*tmp =radeon_get_ib_value(p, idx);
1340 ib[idx] = 0;*/
1341 break;
1342 case SQ_ESGS_RING_BASE:
1343 case SQ_GSVS_RING_BASE:
1344 case SQ_ESTMP_RING_BASE:
1345 case SQ_GSTMP_RING_BASE:
1346 case SQ_HSTMP_RING_BASE:
1347 case SQ_LSTMP_RING_BASE:
1348 case SQ_PSTMP_RING_BASE:
1349 case SQ_VSTMP_RING_BASE:
1350 r = evergreen_cs_packet_next_reloc(p, &reloc);
1351 if (r) {
1352 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1353 "0x%04X\n", reg);
1354 return -EINVAL;
1355 }
1356 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
cb5fcbd5
AD		 1357 break;
1358 case DB_DEPTH_CONTROL:
1359 track->db_depth_control = radeon_get_ib_value(p, idx);
30838578 1360 track->db_dirty = true;
cb5fcbd5 1361 break;
c175ca9a
AD		 1362 case CAYMAN_DB_EQAA:
1363 if (p->rdev->family < CHIP_CAYMAN) {
1364 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1365 "0x%04X\n", reg);
1366 return -EINVAL;
1367 }
1368 break;
1369 case CAYMAN_DB_DEPTH_INFO:
1370 if (p->rdev->family < CHIP_CAYMAN) {
1371 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1372 "0x%04X\n", reg);
1373 return -EINVAL;
1374 }
1375 break;
cb5fcbd5 1376 case DB_Z_INFO:
cb5fcbd5 1377 track->db_z_info = radeon_get_ib_value(p, idx);
721604a1 1378 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
e70f224c
MO		 1379 r = evergreen_cs_packet_next_reloc(p, &reloc);
1380 if (r) {
1381 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1382 "0x%04X\n", reg);
1383 return -EINVAL;
1384 }
1385 ib[idx] &= ~Z_ARRAY_MODE(0xf);
1386 track->db_z_info &= ~Z_ARRAY_MODE(0xf);
f3a71df0
AD		 1387 ib[idx] |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags));
1388 track->db_z_info |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags));
e70f224c 1389 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) {
285484e2
JG		 1390 unsigned bankw, bankh, mtaspect, tile_split;
1391
1392 evergreen_tiling_fields(reloc->lobj.tiling_flags,
1393 &bankw, &bankh, &mtaspect,
1394 &tile_split);
f3a71df0 1395 ib[idx] |= DB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
285484e2
JG		 1396 ib[idx] |= DB_TILE_SPLIT(tile_split) |
1397 DB_BANK_WIDTH(bankw) |
1398 DB_BANK_HEIGHT(bankh) |
1399 DB_MACRO_TILE_ASPECT(mtaspect);
e70f224c 1400 }
cb5fcbd5 1401 }
30838578 1402 track->db_dirty = true;
cb5fcbd5
AD		 1403 break;
1404 case DB_STENCIL_INFO:
1405 track->db_s_info = radeon_get_ib_value(p, idx);
30838578 1406 track->db_dirty = true;
cb5fcbd5
AD		 1407 break;
1408 case DB_DEPTH_VIEW:
1409 track->db_depth_view = radeon_get_ib_value(p, idx);
30838578 1410 track->db_dirty = true;
cb5fcbd5
AD		 1411 break;
1412 case DB_DEPTH_SIZE:
1413 track->db_depth_size = radeon_get_ib_value(p, idx);
30838578 1414 track->db_dirty = true;
cb5fcbd5 1415 break;
285484e2
JG		 1416 case R_02805C_DB_DEPTH_SLICE:
1417 track->db_depth_slice = radeon_get_ib_value(p, idx);
30838578 1418 track->db_dirty = true;
285484e2 1419 break;
cb5fcbd5
AD		 1420 case DB_Z_READ_BASE:
1421 r = evergreen_cs_packet_next_reloc(p, &reloc);
1422 if (r) {
1423 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1424 "0x%04X\n", reg);
1425 return -EINVAL;
1426 }
1427 track->db_z_read_offset = radeon_get_ib_value(p, idx);
1428 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1429 track->db_z_read_bo = reloc->robj;
30838578 1430 track->db_dirty = true;
cb5fcbd5
AD		 1431 break;
1432 case DB_Z_WRITE_BASE:
1433 r = evergreen_cs_packet_next_reloc(p, &reloc);
1434 if (r) {
1435 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1436 "0x%04X\n", reg);
1437 return -EINVAL;
1438 }
1439 track->db_z_write_offset = radeon_get_ib_value(p, idx);
1440 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1441 track->db_z_write_bo = reloc->robj;
30838578 1442 track->db_dirty = true;
cb5fcbd5
AD		 1443 break;
1444 case DB_STENCIL_READ_BASE:
1445 r = evergreen_cs_packet_next_reloc(p, &reloc);
1446 if (r) {
1447 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1448 "0x%04X\n", reg);
1449 return -EINVAL;
1450 }
1451 track->db_s_read_offset = radeon_get_ib_value(p, idx);
1452 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1453 track->db_s_read_bo = reloc->robj;
30838578 1454 track->db_dirty = true;
cb5fcbd5
AD		 1455 break;
1456 case DB_STENCIL_WRITE_BASE:
1457 r = evergreen_cs_packet_next_reloc(p, &reloc);
1458 if (r) {
1459 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1460 "0x%04X\n", reg);
1461 return -EINVAL;
1462 }
1463 track->db_s_write_offset = radeon_get_ib_value(p, idx);
1464 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1465 track->db_s_write_bo = reloc->robj;
30838578 1466 track->db_dirty = true;
cb5fcbd5
AD		 1467 break;
1468 case VGT_STRMOUT_CONFIG:
1469 track->vgt_strmout_config = radeon_get_ib_value(p, idx);
30838578 1470 track->streamout_dirty = true;
cb5fcbd5
AD		 1471 break;
1472 case VGT_STRMOUT_BUFFER_CONFIG:
1473 track->vgt_strmout_buffer_config = radeon_get_ib_value(p, idx);
30838578 1474 track->streamout_dirty = true;
cb5fcbd5 1475 break;
dd220a00
MO		 1476 case VGT_STRMOUT_BUFFER_BASE_0:
1477 case VGT_STRMOUT_BUFFER_BASE_1:
1478 case VGT_STRMOUT_BUFFER_BASE_2:
1479 case VGT_STRMOUT_BUFFER_BASE_3:
1480 r = evergreen_cs_packet_next_reloc(p, &reloc);
1481 if (r) {
1482 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1483 "0x%04X\n", reg);
1484 return -EINVAL;
1485 }
1486 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16;
1487 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8;
1488 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1489 track->vgt_strmout_bo[tmp] = reloc->robj;
30838578 1490 track->streamout_dirty = true;
dd220a00
MO		 1491 break;
1492 case VGT_STRMOUT_BUFFER_SIZE_0:
1493 case VGT_STRMOUT_BUFFER_SIZE_1:
1494 case VGT_STRMOUT_BUFFER_SIZE_2:
1495 case VGT_STRMOUT_BUFFER_SIZE_3:
1496 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16;
1497 /* size in register is DWs, convert to bytes */
1498 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4;
30838578 1499 track->streamout_dirty = true;
dd220a00
MO		 1500 break;
1501 case CP_COHER_BASE:
1502 r = evergreen_cs_packet_next_reloc(p, &reloc);
1503 if (r) {
1504 dev_warn(p->dev, "missing reloc for CP_COHER_BASE "
1505 "0x%04X\n", reg);
1506 return -EINVAL;
1507 }
1508 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
cb5fcbd5
AD		 1509 case CB_TARGET_MASK:
1510 track->cb_target_mask = radeon_get_ib_value(p, idx);
30838578 1511 track->cb_dirty = true;
cb5fcbd5
AD		 1512 break;
1513 case CB_SHADER_MASK:
1514 track->cb_shader_mask = radeon_get_ib_value(p, idx);
30838578 1515 track->cb_dirty = true;
cb5fcbd5
AD		 1516 break;
1517 case PA_SC_AA_CONFIG:
c175ca9a
AD		 1518 if (p->rdev->family >= CHIP_CAYMAN) {
1519 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1520 "0x%04X\n", reg);
1521 return -EINVAL;
1522 }
cb5fcbd5
AD		 1523 tmp = radeon_get_ib_value(p, idx) & MSAA_NUM_SAMPLES_MASK;
1524 track->nsamples = 1 << tmp;
1525 break;
c175ca9a
AD		 1526 case CAYMAN_PA_SC_AA_CONFIG:
1527 if (p->rdev->family < CHIP_CAYMAN) {
1528 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1529 "0x%04X\n", reg);
1530 return -EINVAL;
1531 }
1532 tmp = radeon_get_ib_value(p, idx) & CAYMAN_MSAA_NUM_SAMPLES_MASK;
1533 track->nsamples = 1 << tmp;
1534 break;
cb5fcbd5
AD		 1535 case CB_COLOR0_VIEW:
1536 case CB_COLOR1_VIEW:
1537 case CB_COLOR2_VIEW:
1538 case CB_COLOR3_VIEW:
1539 case CB_COLOR4_VIEW:
1540 case CB_COLOR5_VIEW:
1541 case CB_COLOR6_VIEW:
1542 case CB_COLOR7_VIEW:
1543 tmp = (reg - CB_COLOR0_VIEW) / 0x3c;
1544 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx);
30838578 1545 track->cb_dirty = true;
cb5fcbd5
AD		 1546 break;
1547 case CB_COLOR8_VIEW:
1548 case CB_COLOR9_VIEW:
1549 case CB_COLOR10_VIEW:
1550 case CB_COLOR11_VIEW:
1551 tmp = ((reg - CB_COLOR8_VIEW) / 0x1c) + 8;
1552 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx);
30838578 1553 track->cb_dirty = true;
cb5fcbd5
AD		 1554 break;
1555 case CB_COLOR0_INFO:
1556 case CB_COLOR1_INFO:
1557 case CB_COLOR2_INFO:
1558 case CB_COLOR3_INFO:
1559 case CB_COLOR4_INFO:
1560 case CB_COLOR5_INFO:
1561 case CB_COLOR6_INFO:
1562 case CB_COLOR7_INFO:
cb5fcbd5
AD		 1563 tmp = (reg - CB_COLOR0_INFO) / 0x3c;
1564 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
721604a1 1565 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
e70f224c
MO		 1566 r = evergreen_cs_packet_next_reloc(p, &reloc);
1567 if (r) {
1568 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1569 "0x%04X\n", reg);
1570 return -EINVAL;
1571 }
f3a71df0
AD		 1572 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags));
1573 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags));
cb5fcbd5 1574 }
30838578 1575 track->cb_dirty = true;
cb5fcbd5
AD		 1576 break;
1577 case CB_COLOR8_INFO:
1578 case CB_COLOR9_INFO:
1579 case CB_COLOR10_INFO:
1580 case CB_COLOR11_INFO:
cb5fcbd5
AD		 1581 tmp = ((reg - CB_COLOR8_INFO) / 0x1c) + 8;
1582 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
721604a1 1583 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
e70f224c
MO		 1584 r = evergreen_cs_packet_next_reloc(p, &reloc);
1585 if (r) {
1586 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1587 "0x%04X\n", reg);
1588 return -EINVAL;
1589 }
f3a71df0
AD		 1590 ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags));
1591 track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags));
cb5fcbd5 1592 }
30838578 1593 track->cb_dirty = true;
cb5fcbd5
AD		 1594 break;
1595 case CB_COLOR0_PITCH:
1596 case CB_COLOR1_PITCH:
1597 case CB_COLOR2_PITCH:
1598 case CB_COLOR3_PITCH:
1599 case CB_COLOR4_PITCH:
1600 case CB_COLOR5_PITCH:
1601 case CB_COLOR6_PITCH:
1602 case CB_COLOR7_PITCH:
1603 tmp = (reg - CB_COLOR0_PITCH) / 0x3c;
1604 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx);
30838578 1605 track->cb_dirty = true;
cb5fcbd5
AD		 1606 break;
1607 case CB_COLOR8_PITCH:
1608 case CB_COLOR9_PITCH:
1609 case CB_COLOR10_PITCH:
1610 case CB_COLOR11_PITCH:
1611 tmp = ((reg - CB_COLOR8_PITCH) / 0x1c) + 8;
1612 track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx);
30838578 1613 track->cb_dirty = true;
cb5fcbd5
AD		 1614 break;
1615 case CB_COLOR0_SLICE:
1616 case CB_COLOR1_SLICE:
1617 case CB_COLOR2_SLICE:
1618 case CB_COLOR3_SLICE:
1619 case CB_COLOR4_SLICE:
1620 case CB_COLOR5_SLICE:
1621 case CB_COLOR6_SLICE:
1622 case CB_COLOR7_SLICE:
1623 tmp = (reg - CB_COLOR0_SLICE) / 0x3c;
1624 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx);
d2609875 1625 track->cb_color_slice_idx[tmp] = idx;
30838578 1626 track->cb_dirty = true;
cb5fcbd5
AD		 1627 break;
1628 case CB_COLOR8_SLICE:
1629 case CB_COLOR9_SLICE:
1630 case CB_COLOR10_SLICE:
1631 case CB_COLOR11_SLICE:
1632 tmp = ((reg - CB_COLOR8_SLICE) / 0x1c) + 8;
1633 track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx);
d2609875 1634 track->cb_color_slice_idx[tmp] = idx;
30838578 1635 track->cb_dirty = true;
cb5fcbd5
AD		 1636 break;
1637 case CB_COLOR0_ATTRIB:
1638 case CB_COLOR1_ATTRIB:
1639 case CB_COLOR2_ATTRIB:
1640 case CB_COLOR3_ATTRIB:
1641 case CB_COLOR4_ATTRIB:
1642 case CB_COLOR5_ATTRIB:
1643 case CB_COLOR6_ATTRIB:
1644 case CB_COLOR7_ATTRIB:
285484e2
JG		 1645 r = evergreen_cs_packet_next_reloc(p, &reloc);
1646 if (r) {
1647 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1648 "0x%04X\n", reg);
1649 return -EINVAL;
1650 }
1651 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1652 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) {
1653 unsigned bankw, bankh, mtaspect, tile_split;
1654
1655 evergreen_tiling_fields(reloc->lobj.tiling_flags,
1656 &bankw, &bankh, &mtaspect,
1657 &tile_split);
1658 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1659 ib[idx] |= CB_TILE_SPLIT(tile_split) |
1660 CB_BANK_WIDTH(bankw) |
1661 CB_BANK_HEIGHT(bankh) |
1662 CB_MACRO_TILE_ASPECT(mtaspect);
1663 }
1664 }
1665 tmp = ((reg - CB_COLOR0_ATTRIB) / 0x3c);
1666 track->cb_color_attrib[tmp] = ib[idx];
30838578 1667 track->cb_dirty = true;
285484e2 1668 break;
cb5fcbd5
AD		 1669 case CB_COLOR8_ATTRIB:
1670 case CB_COLOR9_ATTRIB:
1671 case CB_COLOR10_ATTRIB:
1672 case CB_COLOR11_ATTRIB:
f3a71df0
AD		 1673 r = evergreen_cs_packet_next_reloc(p, &reloc);
1674 if (r) {
1675 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1676 "0x%04X\n", reg);
1677 return -EINVAL;
1678 }
285484e2
JG		 1679 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1680 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) {
1681 unsigned bankw, bankh, mtaspect, tile_split;
1682
1683 evergreen_tiling_fields(reloc->lobj.tiling_flags,
1684 &bankw, &bankh, &mtaspect,
1685 &tile_split);
1686 ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1687 ib[idx] |= CB_TILE_SPLIT(tile_split) |
1688 CB_BANK_WIDTH(bankw) |
1689 CB_BANK_HEIGHT(bankh) |
1690 CB_MACRO_TILE_ASPECT(mtaspect);
1691 }
f3a71df0 1692 }
285484e2
JG		 1693 tmp = ((reg - CB_COLOR8_ATTRIB) / 0x1c) + 8;
1694 track->cb_color_attrib[tmp] = ib[idx];
30838578 1695 track->cb_dirty = true;
cb5fcbd5 1696 break;
cb5fcbd5
AD		 1697 case CB_COLOR0_FMASK:
1698 case CB_COLOR1_FMASK:
1699 case CB_COLOR2_FMASK:
1700 case CB_COLOR3_FMASK:
1701 case CB_COLOR4_FMASK:
1702 case CB_COLOR5_FMASK:
1703 case CB_COLOR6_FMASK:
1704 case CB_COLOR7_FMASK:
1705 tmp = (reg - CB_COLOR0_FMASK) / 0x3c;
1706 r = evergreen_cs_packet_next_reloc(p, &reloc);
1707 if (r) {
1708 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1709 return -EINVAL;
1710 }
1711 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1712 track->cb_color_fmask_bo[tmp] = reloc->robj;
1713 break;
1714 case CB_COLOR0_CMASK:
1715 case CB_COLOR1_CMASK:
1716 case CB_COLOR2_CMASK:
1717 case CB_COLOR3_CMASK:
1718 case CB_COLOR4_CMASK:
1719 case CB_COLOR5_CMASK:
1720 case CB_COLOR6_CMASK:
1721 case CB_COLOR7_CMASK:
1722 tmp = (reg - CB_COLOR0_CMASK) / 0x3c;
1723 r = evergreen_cs_packet_next_reloc(p, &reloc);
1724 if (r) {
1725 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1726 return -EINVAL;
1727 }
1728 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1729 track->cb_color_cmask_bo[tmp] = reloc->robj;
1730 break;
1731 case CB_COLOR0_FMASK_SLICE:
1732 case CB_COLOR1_FMASK_SLICE:
1733 case CB_COLOR2_FMASK_SLICE:
1734 case CB_COLOR3_FMASK_SLICE:
1735 case CB_COLOR4_FMASK_SLICE:
1736 case CB_COLOR5_FMASK_SLICE:
1737 case CB_COLOR6_FMASK_SLICE:
1738 case CB_COLOR7_FMASK_SLICE:
1739 tmp = (reg - CB_COLOR0_FMASK_SLICE) / 0x3c;
1740 track->cb_color_fmask_slice[tmp] = radeon_get_ib_value(p, idx);
1741 break;
1742 case CB_COLOR0_CMASK_SLICE:
1743 case CB_COLOR1_CMASK_SLICE:
1744 case CB_COLOR2_CMASK_SLICE:
1745 case CB_COLOR3_CMASK_SLICE:
1746 case CB_COLOR4_CMASK_SLICE:
1747 case CB_COLOR5_CMASK_SLICE:
1748 case CB_COLOR6_CMASK_SLICE:
1749 case CB_COLOR7_CMASK_SLICE:
1750 tmp = (reg - CB_COLOR0_CMASK_SLICE) / 0x3c;
1751 track->cb_color_cmask_slice[tmp] = radeon_get_ib_value(p, idx);
1752 break;
1753 case CB_COLOR0_BASE:
1754 case CB_COLOR1_BASE:
1755 case CB_COLOR2_BASE:
1756 case CB_COLOR3_BASE:
1757 case CB_COLOR4_BASE:
1758 case CB_COLOR5_BASE:
1759 case CB_COLOR6_BASE:
1760 case CB_COLOR7_BASE:
1761 r = evergreen_cs_packet_next_reloc(p, &reloc);
1762 if (r) {
1763 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1764 "0x%04X\n", reg);
1765 return -EINVAL;
1766 }
1767 tmp = (reg - CB_COLOR0_BASE) / 0x3c;
1768 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx);
1769 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
cb5fcbd5 1770 track->cb_color_bo[tmp] = reloc->robj;
30838578 1771 track->cb_dirty = true;
cb5fcbd5
AD		 1772 break;
1773 case CB_COLOR8_BASE:
1774 case CB_COLOR9_BASE:
1775 case CB_COLOR10_BASE:
1776 case CB_COLOR11_BASE:
1777 r = evergreen_cs_packet_next_reloc(p, &reloc);
1778 if (r) {
1779 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1780 "0x%04X\n", reg);
1781 return -EINVAL;
1782 }
1783 tmp = ((reg - CB_COLOR8_BASE) / 0x1c) + 8;
1784 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx);
1785 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
cb5fcbd5 1786 track->cb_color_bo[tmp] = reloc->robj;
30838578 1787 track->cb_dirty = true;
cb5fcbd5 1788 break;
88f50c80
JG		 1789 case DB_HTILE_DATA_BASE:
1790 r = evergreen_cs_packet_next_reloc(p, &reloc);
1791 if (r) {
1792 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1793 "0x%04X\n", reg);
1794 return -EINVAL;
1795 }
1796 track->htile_offset = radeon_get_ib_value(p, idx);
1797 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1798 track->htile_bo = reloc->robj;
1799 track->db_dirty = true;
1800 break;
1801 case DB_HTILE_SURFACE:
1802 /* 8x8 only */
1803 track->htile_surface = radeon_get_ib_value(p, idx);
4ac0533a
JG		 1804 /* force 8x8 htile width and height */
1805 ib[idx] |= 3;
88f50c80
JG		 1806 track->db_dirty = true;
1807 break;
cb5fcbd5
AD		 1808 case CB_IMMED0_BASE:
1809 case CB_IMMED1_BASE:
1810 case CB_IMMED2_BASE:
1811 case CB_IMMED3_BASE:
1812 case CB_IMMED4_BASE:
1813 case CB_IMMED5_BASE:
1814 case CB_IMMED6_BASE:
1815 case CB_IMMED7_BASE:
1816 case CB_IMMED8_BASE:
1817 case CB_IMMED9_BASE:
1818 case CB_IMMED10_BASE:
1819 case CB_IMMED11_BASE:
cb5fcbd5
AD		 1820 case SQ_PGM_START_FS:
1821 case SQ_PGM_START_ES:
1822 case SQ_PGM_START_VS:
1823 case SQ_PGM_START_GS:
1824 case SQ_PGM_START_PS:
1825 case SQ_PGM_START_HS:
1826 case SQ_PGM_START_LS:
cb5fcbd5
AD		 1827 case SQ_CONST_MEM_BASE:
1828 case SQ_ALU_CONST_CACHE_GS_0:
1829 case SQ_ALU_CONST_CACHE_GS_1:
1830 case SQ_ALU_CONST_CACHE_GS_2:
1831 case SQ_ALU_CONST_CACHE_GS_3:
1832 case SQ_ALU_CONST_CACHE_GS_4:
1833 case SQ_ALU_CONST_CACHE_GS_5:
1834 case SQ_ALU_CONST_CACHE_GS_6:
1835 case SQ_ALU_CONST_CACHE_GS_7:
1836 case SQ_ALU_CONST_CACHE_GS_8:
1837 case SQ_ALU_CONST_CACHE_GS_9:
1838 case SQ_ALU_CONST_CACHE_GS_10:
1839 case SQ_ALU_CONST_CACHE_GS_11:
1840 case SQ_ALU_CONST_CACHE_GS_12:
1841 case SQ_ALU_CONST_CACHE_GS_13:
1842 case SQ_ALU_CONST_CACHE_GS_14:
1843 case SQ_ALU_CONST_CACHE_GS_15:
1844 case SQ_ALU_CONST_CACHE_PS_0:
1845 case SQ_ALU_CONST_CACHE_PS_1:
1846 case SQ_ALU_CONST_CACHE_PS_2:
1847 case SQ_ALU_CONST_CACHE_PS_3:
1848 case SQ_ALU_CONST_CACHE_PS_4:
1849 case SQ_ALU_CONST_CACHE_PS_5:
1850 case SQ_ALU_CONST_CACHE_PS_6:
1851 case SQ_ALU_CONST_CACHE_PS_7:
1852 case SQ_ALU_CONST_CACHE_PS_8:
1853 case SQ_ALU_CONST_CACHE_PS_9:
1854 case SQ_ALU_CONST_CACHE_PS_10:
1855 case SQ_ALU_CONST_CACHE_PS_11:
1856 case SQ_ALU_CONST_CACHE_PS_12:
1857 case SQ_ALU_CONST_CACHE_PS_13:
1858 case SQ_ALU_CONST_CACHE_PS_14:
1859 case SQ_ALU_CONST_CACHE_PS_15:
1860 case SQ_ALU_CONST_CACHE_VS_0:
1861 case SQ_ALU_CONST_CACHE_VS_1:
1862 case SQ_ALU_CONST_CACHE_VS_2:
1863 case SQ_ALU_CONST_CACHE_VS_3:
1864 case SQ_ALU_CONST_CACHE_VS_4:
1865 case SQ_ALU_CONST_CACHE_VS_5:
1866 case SQ_ALU_CONST_CACHE_VS_6:
1867 case SQ_ALU_CONST_CACHE_VS_7:
1868 case SQ_ALU_CONST_CACHE_VS_8:
1869 case SQ_ALU_CONST_CACHE_VS_9:
1870 case SQ_ALU_CONST_CACHE_VS_10:
1871 case SQ_ALU_CONST_CACHE_VS_11:
1872 case SQ_ALU_CONST_CACHE_VS_12:
1873 case SQ_ALU_CONST_CACHE_VS_13:
1874 case SQ_ALU_CONST_CACHE_VS_14:
1875 case SQ_ALU_CONST_CACHE_VS_15:
1876 case SQ_ALU_CONST_CACHE_HS_0:
1877 case SQ_ALU_CONST_CACHE_HS_1:
1878 case SQ_ALU_CONST_CACHE_HS_2:
1879 case SQ_ALU_CONST_CACHE_HS_3:
1880 case SQ_ALU_CONST_CACHE_HS_4:
1881 case SQ_ALU_CONST_CACHE_HS_5:
1882 case SQ_ALU_CONST_CACHE_HS_6:
1883 case SQ_ALU_CONST_CACHE_HS_7:
1884 case SQ_ALU_CONST_CACHE_HS_8:
1885 case SQ_ALU_CONST_CACHE_HS_9:
1886 case SQ_ALU_CONST_CACHE_HS_10:
1887 case SQ_ALU_CONST_CACHE_HS_11:
1888 case SQ_ALU_CONST_CACHE_HS_12:
1889 case SQ_ALU_CONST_CACHE_HS_13:
1890 case SQ_ALU_CONST_CACHE_HS_14:
1891 case SQ_ALU_CONST_CACHE_HS_15:
1892 case SQ_ALU_CONST_CACHE_LS_0:
1893 case SQ_ALU_CONST_CACHE_LS_1:
1894 case SQ_ALU_CONST_CACHE_LS_2:
1895 case SQ_ALU_CONST_CACHE_LS_3:
1896 case SQ_ALU_CONST_CACHE_LS_4:
1897 case SQ_ALU_CONST_CACHE_LS_5:
1898 case SQ_ALU_CONST_CACHE_LS_6:
1899 case SQ_ALU_CONST_CACHE_LS_7:
1900 case SQ_ALU_CONST_CACHE_LS_8:
1901 case SQ_ALU_CONST_CACHE_LS_9:
1902 case SQ_ALU_CONST_CACHE_LS_10:
1903 case SQ_ALU_CONST_CACHE_LS_11:
1904 case SQ_ALU_CONST_CACHE_LS_12:
1905 case SQ_ALU_CONST_CACHE_LS_13:
1906 case SQ_ALU_CONST_CACHE_LS_14:
1907 case SQ_ALU_CONST_CACHE_LS_15:
1908 r = evergreen_cs_packet_next_reloc(p, &reloc);
1909 if (r) {
1910 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1911 "0x%04X\n", reg);
1912 return -EINVAL;
1913 }
1914 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1915 break;
033b5650
AD		 1916 case SX_MEMORY_EXPORT_BASE:
1917 if (p->rdev->family >= CHIP_CAYMAN) {
1918 dev_warn(p->dev, "bad SET_CONFIG_REG "
1919 "0x%04X\n", reg);
1920 return -EINVAL;
1921 }
1922 r = evergreen_cs_packet_next_reloc(p, &reloc);
1923 if (r) {
1924 dev_warn(p->dev, "bad SET_CONFIG_REG "
1925 "0x%04X\n", reg);
1926 return -EINVAL;
1927 }
1928 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1929 break;
1930 case CAYMAN_SX_SCATTER_EXPORT_BASE:
1931 if (p->rdev->family < CHIP_CAYMAN) {
1932 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1933 "0x%04X\n", reg);
1934 return -EINVAL;
1935 }
1936 r = evergreen_cs_packet_next_reloc(p, &reloc);
1937 if (r) {
1938 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1939 "0x%04X\n", reg);
1940 return -EINVAL;
1941 }
1942 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1943 break;
779923bc
MO		 1944 case SX_MISC:
1945 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0;
1946 break;
cb5fcbd5
AD		 1947 default:
1948 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1949 return -EINVAL;
1950 }
1951 return 0;
1952}
1953
dd220a00
MO		 1954static bool evergreen_is_safe_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
1955{
1956 u32 last_reg, m, i;
1957
1958 if (p->rdev->family >= CHIP_CAYMAN)
1959 last_reg = ARRAY_SIZE(cayman_reg_safe_bm);
1960 else
1961 last_reg = ARRAY_SIZE(evergreen_reg_safe_bm);
1962
1963 i = (reg >> 7);
1964 if (i >= last_reg) {
1965 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1966 return false;
1967 }
1968 m = 1 << ((reg >> 2) & 31);
1969 if (p->rdev->family >= CHIP_CAYMAN) {
1970 if (!(cayman_reg_safe_bm[i] & m))
1971 return true;
1972 } else {
1973 if (!(evergreen_reg_safe_bm[i] & m))
1974 return true;
1975 }
1976 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1977 return false;
1978}
1979
cb5fcbd5
AD		 1980static int evergreen_packet3_check(struct radeon_cs_parser *p,
1981 struct radeon_cs_packet *pkt)
1982{
1983 struct radeon_cs_reloc *reloc;
1984 struct evergreen_cs_track *track;
1985 volatile u32 *ib;
1986 unsigned idx;
1987 unsigned i;
1988 unsigned start_reg, end_reg, reg;
1989 int r;
1990 u32 idx_value;
1991
1992 track = (struct evergreen_cs_track *)p->track;
f2e39221 1993 ib = p->ib.ptr;
cb5fcbd5
AD		 1994 idx = pkt->idx + 1;
1995 idx_value = radeon_get_ib_value(p, idx);
1996
1997 switch (pkt->opcode) {
2a19cac8
DA		 1998 case PACKET3_SET_PREDICATION:
1999 {
2000 int pred_op;
2001 int tmp;
78857131
MO		 2002 uint64_t offset;
2003
2a19cac8
DA		 2004 if (pkt->count != 1) {
2005 DRM_ERROR("bad SET PREDICATION\n");
2006 return -EINVAL;
2007 }
2008
2009 tmp = radeon_get_ib_value(p, idx + 1);
2010 pred_op = (tmp >> 16) & 0x7;
2011
2012 /* for the clear predicate operation */
2013 if (pred_op == 0)
2014 return 0;
2015
2016 if (pred_op > 2) {
2017 DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op);
2018 return -EINVAL;
2019 }
2020
2021 r = evergreen_cs_packet_next_reloc(p, &reloc);
2022 if (r) {
2023 DRM_ERROR("bad SET PREDICATION\n");
2024 return -EINVAL;
2025 }
2026
78857131
MO		 2027 offset = reloc->lobj.gpu_offset +
2028 (idx_value & 0xfffffff0) +
2029 ((u64)(tmp & 0xff) << 32);
2030
2031 ib[idx + 0] = offset;
2032 ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2a19cac8
DA		 2033 }
2034 break;
cb5fcbd5
AD		 2035 case PACKET3_CONTEXT_CONTROL:
2036 if (pkt->count != 1) {
2037 DRM_ERROR("bad CONTEXT_CONTROL\n");
2038 return -EINVAL;
2039 }
2040 break;
2041 case PACKET3_INDEX_TYPE:
2042 case PACKET3_NUM_INSTANCES:
2043 case PACKET3_CLEAR_STATE:
2044 if (pkt->count) {
2045 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n");
2046 return -EINVAL;
2047 }
2048 break;
c175ca9a
AD		 2049 case CAYMAN_PACKET3_DEALLOC_STATE:
2050 if (p->rdev->family < CHIP_CAYMAN) {
2051 DRM_ERROR("bad PACKET3_DEALLOC_STATE\n");
2052 return -EINVAL;
2053 }
2054 if (pkt->count) {
2055 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n");
2056 return -EINVAL;
2057 }
2058 break;
cb5fcbd5 2059 case PACKET3_INDEX_BASE:
78857131
MO		 2060 {
2061 uint64_t offset;
2062
cb5fcbd5
AD		 2063 if (pkt->count != 1) {
2064 DRM_ERROR("bad INDEX_BASE\n");
2065 return -EINVAL;
2066 }
2067 r = evergreen_cs_packet_next_reloc(p, &reloc);
2068 if (r) {
2069 DRM_ERROR("bad INDEX_BASE\n");
2070 return -EINVAL;
2071 }
78857131
MO		 2072
2073 offset = reloc->lobj.gpu_offset +
2074 idx_value +
2075 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
2076
2077 ib[idx+0] = offset;
2078 ib[idx+1] = upper_32_bits(offset) & 0xff;
2079
cb5fcbd5
AD		 2080 r = evergreen_cs_track_check(p);
2081 if (r) {
2082 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2083 return r;
2084 }
2085 break;
78857131 2086 }
cb5fcbd5 2087 case PACKET3_DRAW_INDEX:
78857131
MO		 2088 {
2089 uint64_t offset;
cb5fcbd5
AD		 2090 if (pkt->count != 3) {
2091 DRM_ERROR("bad DRAW_INDEX\n");
2092 return -EINVAL;
2093 }
2094 r = evergreen_cs_packet_next_reloc(p, &reloc);
2095 if (r) {
2096 DRM_ERROR("bad DRAW_INDEX\n");
2097 return -EINVAL;
2098 }
78857131
MO		 2099
2100 offset = reloc->lobj.gpu_offset +
2101 idx_value +
2102 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
2103
2104 ib[idx+0] = offset;
2105 ib[idx+1] = upper_32_bits(offset) & 0xff;
2106
cb5fcbd5
AD		 2107 r = evergreen_cs_track_check(p);
2108 if (r) {
2109 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2110 return r;
2111 }
2112 break;
78857131 2113 }
cb5fcbd5 2114 case PACKET3_DRAW_INDEX_2:
78857131
MO		 2115 {
2116 uint64_t offset;
2117
cb5fcbd5
AD		 2118 if (pkt->count != 4) {
2119 DRM_ERROR("bad DRAW_INDEX_2\n");
2120 return -EINVAL;
2121 }
2122 r = evergreen_cs_packet_next_reloc(p, &reloc);
2123 if (r) {
2124 DRM_ERROR("bad DRAW_INDEX_2\n");
2125 return -EINVAL;
2126 }
78857131
MO		 2127
2128 offset = reloc->lobj.gpu_offset +
2129 radeon_get_ib_value(p, idx+1) +
2130 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2131
2132 ib[idx+1] = offset;
2133 ib[idx+2] = upper_32_bits(offset) & 0xff;
2134
cb5fcbd5
AD		 2135 r = evergreen_cs_track_check(p);
2136 if (r) {
2137 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2138 return r;
2139 }
2140 break;
78857131 2141 }
cb5fcbd5
AD		 2142 case PACKET3_DRAW_INDEX_AUTO:
2143 if (pkt->count != 1) {
2144 DRM_ERROR("bad DRAW_INDEX_AUTO\n");
2145 return -EINVAL;
2146 }
2147 r = evergreen_cs_track_check(p);
2148 if (r) {
2149 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
2150 return r;
2151 }
2152 break;
2153 case PACKET3_DRAW_INDEX_MULTI_AUTO:
2154 if (pkt->count != 2) {
2155 DRM_ERROR("bad DRAW_INDEX_MULTI_AUTO\n");
2156 return -EINVAL;
2157 }
2158 r = evergreen_cs_track_check(p);
2159 if (r) {
2160 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
2161 return r;
2162 }
2163 break;
2164 case PACKET3_DRAW_INDEX_IMMD:
2165 if (pkt->count < 2) {
2166 DRM_ERROR("bad DRAW_INDEX_IMMD\n");
2167 return -EINVAL;
2168 }
2169 r = evergreen_cs_track_check(p);
2170 if (r) {
2171 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2172 return r;
2173 }
2174 break;
2175 case PACKET3_DRAW_INDEX_OFFSET:
2176 if (pkt->count != 2) {
2177 DRM_ERROR("bad DRAW_INDEX_OFFSET\n");
2178 return -EINVAL;
2179 }
2180 r = evergreen_cs_track_check(p);
2181 if (r) {
2182 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2183 return r;
2184 }
2185 break;
2186 case PACKET3_DRAW_INDEX_OFFSET_2:
2187 if (pkt->count != 3) {
2188 DRM_ERROR("bad DRAW_INDEX_OFFSET_2\n");
2189 return -EINVAL;
2190 }
2191 r = evergreen_cs_track_check(p);
2192 if (r) {
2193 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2194 return r;
2195 }
2196 break;
033b5650
AD		 2197 case PACKET3_DISPATCH_DIRECT:
2198 if (pkt->count != 3) {
2199 DRM_ERROR("bad DISPATCH_DIRECT\n");
2200 return -EINVAL;
2201 }
2202 r = evergreen_cs_track_check(p);
2203 if (r) {
2204 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
2205 return r;
2206 }
2207 break;
2208 case PACKET3_DISPATCH_INDIRECT:
2209 if (pkt->count != 1) {
2210 DRM_ERROR("bad DISPATCH_INDIRECT\n");
2211 return -EINVAL;
2212 }
2213 r = evergreen_cs_packet_next_reloc(p, &reloc);
2214 if (r) {
2215 DRM_ERROR("bad DISPATCH_INDIRECT\n");
2216 return -EINVAL;
2217 }
2218 ib[idx+0] = idx_value + (u32)(reloc->lobj.gpu_offset & 0xffffffff);
2219 r = evergreen_cs_track_check(p);
2220 if (r) {
2221 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2222 return r;
2223 }
2224 break;
cb5fcbd5
AD		 2225 case PACKET3_WAIT_REG_MEM:
2226 if (pkt->count != 5) {
2227 DRM_ERROR("bad WAIT_REG_MEM\n");
2228 return -EINVAL;
2229 }
2230 /* bit 4 is reg (0) or mem (1) */
2231 if (idx_value & 0x10) {
78857131
MO		 2232 uint64_t offset;
2233
cb5fcbd5
AD		 2234 r = evergreen_cs_packet_next_reloc(p, &reloc);
2235 if (r) {
2236 DRM_ERROR("bad WAIT_REG_MEM\n");
2237 return -EINVAL;
2238 }
78857131
MO		 2239
2240 offset = reloc->lobj.gpu_offset +
2241 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2242 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2243
2244 ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffffc);
2245 ib[idx+2] = upper_32_bits(offset) & 0xff;
cb5fcbd5
AD		 2246 }
2247 break;
8770b86b
AD		 2248 case PACKET3_CP_DMA:
2249 {
2250 u32 command, size, info;
2251 u64 offset, tmp;
2252 if (pkt->count != 4) {
2253 DRM_ERROR("bad CP DMA\n");
2254 return -EINVAL;
2255 }
2256 command = radeon_get_ib_value(p, idx+4);
2257 size = command & 0x1fffff;
2258 info = radeon_get_ib_value(p, idx+1);
9d89d78e
AD		 2259 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */
2260 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */
2261 ((((info & 0x00300000) >> 20) == 0) &&
2262 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */
2263 ((((info & 0x60000000) >> 29) == 0) &&
2264 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */
2265 /* non mem to mem copies requires dw aligned count */
2266 if (size % 4) {
2267 DRM_ERROR("CP DMA command requires dw count alignment\n");
2268 return -EINVAL;
2269 }
2270 }
8770b86b
AD		 2271 if (command & PACKET3_CP_DMA_CMD_SAS) {
2272 /* src address space is register */
2273 /* GDS is ok */
2274 if (((info & 0x60000000) >> 29) != 1) {
2275 DRM_ERROR("CP DMA SAS not supported\n");
2276 return -EINVAL;
2277 }
2278 } else {
2279 if (command & PACKET3_CP_DMA_CMD_SAIC) {
2280 DRM_ERROR("CP DMA SAIC only supported for registers\n");
2281 return -EINVAL;
2282 }
2283 /* src address space is memory */
2284 if (((info & 0x60000000) >> 29) == 0) {
2285 r = evergreen_cs_packet_next_reloc(p, &reloc);
2286 if (r) {
2287 DRM_ERROR("bad CP DMA SRC\n");
2288 return -EINVAL;
2289 }
2290
2291 tmp = radeon_get_ib_value(p, idx) +
2292 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
2293
2294 offset = reloc->lobj.gpu_offset + tmp;
2295
2296 if ((tmp + size) > radeon_bo_size(reloc->robj)) {
2297 dev_warn(p->dev, "CP DMA src buffer too small (%llu %lu)\n",
2298 tmp + size, radeon_bo_size(reloc->robj));
2299 return -EINVAL;
2300 }
2301
2302 ib[idx] = offset;
2303 ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2304 } else if (((info & 0x60000000) >> 29) != 2) {
2305 DRM_ERROR("bad CP DMA SRC_SEL\n");
2306 return -EINVAL;
2307 }
2308 }
2309 if (command & PACKET3_CP_DMA_CMD_DAS) {
2310 /* dst address space is register */
2311 /* GDS is ok */
2312 if (((info & 0x00300000) >> 20) != 1) {
2313 DRM_ERROR("CP DMA DAS not supported\n");
2314 return -EINVAL;
2315 }
2316 } else {
2317 /* dst address space is memory */
2318 if (command & PACKET3_CP_DMA_CMD_DAIC) {
2319 DRM_ERROR("CP DMA DAIC only supported for registers\n");
2320 return -EINVAL;
2321 }
2322 if (((info & 0x00300000) >> 20) == 0) {
2323 r = evergreen_cs_packet_next_reloc(p, &reloc);
2324 if (r) {
2325 DRM_ERROR("bad CP DMA DST\n");
2326 return -EINVAL;
2327 }
2328
2329 tmp = radeon_get_ib_value(p, idx+2) +
2330 ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32);
2331
2332 offset = reloc->lobj.gpu_offset + tmp;
2333
2334 if ((tmp + size) > radeon_bo_size(reloc->robj)) {
2335 dev_warn(p->dev, "CP DMA dst buffer too small (%llu %lu)\n",
2336 tmp + size, radeon_bo_size(reloc->robj));
2337 return -EINVAL;
2338 }
2339
2340 ib[idx+2] = offset;
2341 ib[idx+3] = upper_32_bits(offset) & 0xff;
2342 } else {
2343 DRM_ERROR("bad CP DMA DST_SEL\n");
2344 return -EINVAL;
2345 }
2346 }
2347 break;
2348 }
cb5fcbd5
AD		 2349 case PACKET3_SURFACE_SYNC:
2350 if (pkt->count != 3) {
2351 DRM_ERROR("bad SURFACE_SYNC\n");
2352 return -EINVAL;
2353 }
2354 /* 0xffffffff/0x0 is flush all cache flag */
2355 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff ||
2356 radeon_get_ib_value(p, idx + 2) != 0) {
2357 r = evergreen_cs_packet_next_reloc(p, &reloc);
2358 if (r) {
2359 DRM_ERROR("bad SURFACE_SYNC\n");
2360 return -EINVAL;
2361 }
2362 ib[idx+2] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
2363 }
2364 break;
2365 case PACKET3_EVENT_WRITE:
2366 if (pkt->count != 2 && pkt->count != 0) {
2367 DRM_ERROR("bad EVENT_WRITE\n");
2368 return -EINVAL;
2369 }
2370 if (pkt->count) {
78857131
MO		 2371 uint64_t offset;
2372
cb5fcbd5
AD		 2373 r = evergreen_cs_packet_next_reloc(p, &reloc);
2374 if (r) {
2375 DRM_ERROR("bad EVENT_WRITE\n");
2376 return -EINVAL;
2377 }
78857131
MO		 2378 offset = reloc->lobj.gpu_offset +
2379 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) +
2380 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2381
2382 ib[idx+1] = offset & 0xfffffff8;
2383 ib[idx+2] = upper_32_bits(offset) & 0xff;
cb5fcbd5
AD		 2384 }
2385 break;
2386 case PACKET3_EVENT_WRITE_EOP:
78857131
MO		 2387 {
2388 uint64_t offset;
2389
cb5fcbd5
AD		 2390 if (pkt->count != 4) {
2391 DRM_ERROR("bad EVENT_WRITE_EOP\n");
2392 return -EINVAL;
2393 }
2394 r = evergreen_cs_packet_next_reloc(p, &reloc);
2395 if (r) {
2396 DRM_ERROR("bad EVENT_WRITE_EOP\n");
2397 return -EINVAL;
2398 }
78857131
MO		 2399
2400 offset = reloc->lobj.gpu_offset +
2401 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2402 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2403
2404 ib[idx+1] = offset & 0xfffffffc;
2405 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
cb5fcbd5 2406 break;
78857131 2407 }
cb5fcbd5 2408 case PACKET3_EVENT_WRITE_EOS:
78857131
MO		 2409 {
2410 uint64_t offset;
2411
cb5fcbd5
AD		 2412 if (pkt->count != 3) {
2413 DRM_ERROR("bad EVENT_WRITE_EOS\n");
2414 return -EINVAL;
2415 }
2416 r = evergreen_cs_packet_next_reloc(p, &reloc);
2417 if (r) {
2418 DRM_ERROR("bad EVENT_WRITE_EOS\n");
2419 return -EINVAL;
2420 }
78857131
MO		 2421
2422 offset = reloc->lobj.gpu_offset +
2423 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2424 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2425
2426 ib[idx+1] = offset & 0xfffffffc;
2427 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
cb5fcbd5 2428 break;
78857131 2429 }
cb5fcbd5
AD		 2430 case PACKET3_SET_CONFIG_REG:
2431 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
2432 end_reg = 4 * pkt->count + start_reg - 4;
2433 if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
2434 (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
2435 (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
2436 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
2437 return -EINVAL;
2438 }
2439 for (i = 0; i < pkt->count; i++) {
2440 reg = start_reg + (4 * i);
2441 r = evergreen_cs_check_reg(p, reg, idx+1+i);
2442 if (r)
2443 return r;
2444 }
2445 break;
2446 case PACKET3_SET_CONTEXT_REG:
2447 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_START;
2448 end_reg = 4 * pkt->count + start_reg - 4;
2449 if ((start_reg < PACKET3_SET_CONTEXT_REG_START) ||
2450 (start_reg >= PACKET3_SET_CONTEXT_REG_END) ||
2451 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) {
2452 DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n");
2453 return -EINVAL;
2454 }
2455 for (i = 0; i < pkt->count; i++) {
2456 reg = start_reg + (4 * i);
2457 r = evergreen_cs_check_reg(p, reg, idx+1+i);
2458 if (r)
2459 return r;
2460 }
2461 break;
2462 case PACKET3_SET_RESOURCE:
2463 if (pkt->count % 8) {
2464 DRM_ERROR("bad SET_RESOURCE\n");
2465 return -EINVAL;
2466 }
2467 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_START;
2468 end_reg = 4 * pkt->count + start_reg - 4;
2469 if ((start_reg < PACKET3_SET_RESOURCE_START) ||
2470 (start_reg >= PACKET3_SET_RESOURCE_END) ||
2471 (end_reg >= PACKET3_SET_RESOURCE_END)) {
2472 DRM_ERROR("bad SET_RESOURCE\n");
2473 return -EINVAL;
2474 }
2475 for (i = 0; i < (pkt->count / 8); i++) {
2476 struct radeon_bo *texture, *mipmap;
285484e2 2477 u32 toffset, moffset;
61051afd 2478 u32 size, offset, mip_address, tex_dim;
cb5fcbd5
AD		 2479
2480 switch (G__SQ_CONSTANT_TYPE(radeon_get_ib_value(p, idx+1+(i*8)+7))) {
2481 case SQ_TEX_VTX_VALID_TEXTURE:
2482 /* tex base */
2483 r = evergreen_cs_packet_next_reloc(p, &reloc);
2484 if (r) {
2485 DRM_ERROR("bad SET_RESOURCE (tex)\n");
2486 return -EINVAL;
2487 }
721604a1 2488 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
f3a71df0
AD		 2489 ib[idx+1+(i*8)+1] |=
2490 TEX_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->lobj.tiling_flags));
2491 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) {
285484e2
JG		 2492 unsigned bankw, bankh, mtaspect, tile_split;
2493
2494 evergreen_tiling_fields(reloc->lobj.tiling_flags,
2495 &bankw, &bankh, &mtaspect,
2496 &tile_split);
2497 ib[idx+1+(i*8)+6] |= TEX_TILE_SPLIT(tile_split);
f3a71df0 2498 ib[idx+1+(i*8)+7] |=
285484e2
JG		 2499 TEX_BANK_WIDTH(bankw) |
2500 TEX_BANK_HEIGHT(bankh) |
2501 MACRO_TILE_ASPECT(mtaspect) |
f3a71df0
AD		 2502 TEX_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
2503 }
e70f224c 2504 }
cb5fcbd5 2505 texture = reloc->robj;
285484e2 2506 toffset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
61051afd 2507
cb5fcbd5 2508 /* tex mip base */
61051afd
MO		 2509 tex_dim = ib[idx+1+(i*8)+0] & 0x7;
2510 mip_address = ib[idx+1+(i*8)+3];
2511
2512 if ((tex_dim == SQ_TEX_DIM_2D_MSAA || tex_dim == SQ_TEX_DIM_2D_ARRAY_MSAA) &&
2513 !mip_address &&
2514 !evergreen_cs_packet_next_is_pkt3_nop(p)) {
2515 /* MIP_ADDRESS should point to FMASK for an MSAA texture.
2516 * It should be 0 if FMASK is disabled. */
2517 moffset = 0;
2518 mipmap = NULL;
2519 } else {
2520 r = evergreen_cs_packet_next_reloc(p, &reloc);
2521 if (r) {
2522 DRM_ERROR("bad SET_RESOURCE (tex)\n");
2523 return -EINVAL;
2524 }
2525 moffset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
2526 mipmap = reloc->robj;
cb5fcbd5 2527 }
61051afd 2528
285484e2 2529 r = evergreen_cs_track_validate_texture(p, texture, mipmap, idx+1+(i*8));
cb5fcbd5
AD		 2530 if (r)
2531 return r;
285484e2
JG		 2532 ib[idx+1+(i*8)+2] += toffset;
2533 ib[idx+1+(i*8)+3] += moffset;
cb5fcbd5
AD		 2534 break;
2535 case SQ_TEX_VTX_VALID_BUFFER:
78857131
MO		 2536 {
2537 uint64_t offset64;
cb5fcbd5
AD		 2538 /* vtx base */
2539 r = evergreen_cs_packet_next_reloc(p, &reloc);
2540 if (r) {
2541 DRM_ERROR("bad SET_RESOURCE (vtx)\n");
2542 return -EINVAL;
2543 }
2544 offset = radeon_get_ib_value(p, idx+1+(i*8)+0);
2545 size = radeon_get_ib_value(p, idx+1+(i*8)+1);
2546 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) {
2547 /* force size to size of the buffer */
2548 dev_warn(p->dev, "vbo resource seems too big for the bo\n");
78857131 2549 ib[idx+1+(i*8)+1] = radeon_bo_size(reloc->robj) - offset;
cb5fcbd5 2550 }
78857131
MO		 2551
2552 offset64 = reloc->lobj.gpu_offset + offset;
2553 ib[idx+1+(i*8)+0] = offset64;
2554 ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) |
2555 (upper_32_bits(offset64) & 0xff);
cb5fcbd5 2556 break;
78857131 2557 }
cb5fcbd5
AD		 2558 case SQ_TEX_VTX_INVALID_TEXTURE:
2559 case SQ_TEX_VTX_INVALID_BUFFER:
2560 default:
2561 DRM_ERROR("bad SET_RESOURCE\n");
2562 return -EINVAL;
2563 }
2564 }
2565 break;
2566 case PACKET3_SET_ALU_CONST:
2567 /* XXX fix me ALU const buffers only */
2568 break;
2569 case PACKET3_SET_BOOL_CONST:
2570 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_START;
2571 end_reg = 4 * pkt->count + start_reg - 4;
2572 if ((start_reg < PACKET3_SET_BOOL_CONST_START) ||
2573 (start_reg >= PACKET3_SET_BOOL_CONST_END) ||
2574 (end_reg >= PACKET3_SET_BOOL_CONST_END)) {
2575 DRM_ERROR("bad SET_BOOL_CONST\n");
2576 return -EINVAL;
2577 }
2578 break;
2579 case PACKET3_SET_LOOP_CONST:
2580 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_START;
2581 end_reg = 4 * pkt->count + start_reg - 4;
2582 if ((start_reg < PACKET3_SET_LOOP_CONST_START) ||
2583 (start_reg >= PACKET3_SET_LOOP_CONST_END) ||
2584 (end_reg >= PACKET3_SET_LOOP_CONST_END)) {
2585 DRM_ERROR("bad SET_LOOP_CONST\n");
2586 return -EINVAL;
2587 }
2588 break;
2589 case PACKET3_SET_CTL_CONST:
2590 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_START;
2591 end_reg = 4 * pkt->count + start_reg - 4;
2592 if ((start_reg < PACKET3_SET_CTL_CONST_START) ||
2593 (start_reg >= PACKET3_SET_CTL_CONST_END) ||
2594 (end_reg >= PACKET3_SET_CTL_CONST_END)) {
2595 DRM_ERROR("bad SET_CTL_CONST\n");
2596 return -EINVAL;
2597 }
2598 break;
2599 case PACKET3_SET_SAMPLER:
2600 if (pkt->count % 3) {
2601 DRM_ERROR("bad SET_SAMPLER\n");
2602 return -EINVAL;
2603 }
2604 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_START;
2605 end_reg = 4 * pkt->count + start_reg - 4;
2606 if ((start_reg < PACKET3_SET_SAMPLER_START) ||
2607 (start_reg >= PACKET3_SET_SAMPLER_END) ||
2608 (end_reg >= PACKET3_SET_SAMPLER_END)) {
2609 DRM_ERROR("bad SET_SAMPLER\n");
2610 return -EINVAL;
2611 }
2612 break;
dd220a00
MO		 2613 case PACKET3_STRMOUT_BUFFER_UPDATE:
2614 if (pkt->count != 4) {
2615 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n");
2616 return -EINVAL;
2617 }
2618 /* Updating memory at DST_ADDRESS. */
2619 if (idx_value & 0x1) {
2620 u64 offset;
2621 r = evergreen_cs_packet_next_reloc(p, &reloc);
2622 if (r) {
2623 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n");
2624 return -EINVAL;
2625 }
2626 offset = radeon_get_ib_value(p, idx+1);
2627 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2628 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2629 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n",
2630 offset + 4, radeon_bo_size(reloc->robj));
2631 return -EINVAL;
2632 }
78857131
MO		 2633 offset += reloc->lobj.gpu_offset;
2634 ib[idx+1] = offset;
2635 ib[idx+2] = upper_32_bits(offset) & 0xff;
dd220a00
MO		 2636 }
2637 /* Reading data from SRC_ADDRESS. */
2638 if (((idx_value >> 1) & 0x3) == 2) {
2639 u64 offset;
2640 r = evergreen_cs_packet_next_reloc(p, &reloc);
2641 if (r) {
2642 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n");
2643 return -EINVAL;
2644 }
2645 offset = radeon_get_ib_value(p, idx+3);
2646 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2647 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2648 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n",
2649 offset + 4, radeon_bo_size(reloc->robj));
2650 return -EINVAL;
2651 }
78857131
MO		 2652 offset += reloc->lobj.gpu_offset;
2653 ib[idx+3] = offset;
2654 ib[idx+4] = upper_32_bits(offset) & 0xff;
dd220a00
MO		 2655 }
2656 break;
2657 case PACKET3_COPY_DW:
2658 if (pkt->count != 4) {
2659 DRM_ERROR("bad COPY_DW (invalid count)\n");
2660 return -EINVAL;
2661 }
2662 if (idx_value & 0x1) {
2663 u64 offset;
2664 /* SRC is memory. */
2665 r = evergreen_cs_packet_next_reloc(p, &reloc);
2666 if (r) {
2667 DRM_ERROR("bad COPY_DW (missing src reloc)\n");
2668 return -EINVAL;
2669 }
2670 offset = radeon_get_ib_value(p, idx+1);
2671 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2672 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2673 DRM_ERROR("bad COPY_DW src bo too small: 0x%llx, 0x%lx\n",
2674 offset + 4, radeon_bo_size(reloc->robj));
2675 return -EINVAL;
2676 }
78857131
MO		 2677 offset += reloc->lobj.gpu_offset;
2678 ib[idx+1] = offset;
2679 ib[idx+2] = upper_32_bits(offset) & 0xff;
dd220a00
MO		 2680 } else {
2681 /* SRC is a reg. */
2682 reg = radeon_get_ib_value(p, idx+1) << 2;
2683 if (!evergreen_is_safe_reg(p, reg, idx+1))
2684 return -EINVAL;
2685 }
2686 if (idx_value & 0x2) {
2687 u64 offset;
2688 /* DST is memory. */
2689 r = evergreen_cs_packet_next_reloc(p, &reloc);
2690 if (r) {
2691 DRM_ERROR("bad COPY_DW (missing dst reloc)\n");
2692 return -EINVAL;
2693 }
2694 offset = radeon_get_ib_value(p, idx+3);
2695 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2696 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2697 DRM_ERROR("bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n",
2698 offset + 4, radeon_bo_size(reloc->robj));
2699 return -EINVAL;
2700 }
78857131
MO		 2701 offset += reloc->lobj.gpu_offset;
2702 ib[idx+3] = offset;
2703 ib[idx+4] = upper_32_bits(offset) & 0xff;
dd220a00
MO		 2704 } else {
2705 /* DST is a reg. */
2706 reg = radeon_get_ib_value(p, idx+3) << 2;
2707 if (!evergreen_is_safe_reg(p, reg, idx+3))
2708 return -EINVAL;
2709 }
2710 break;
cb5fcbd5
AD		 2711 case PACKET3_NOP:
2712 break;
2713 default:
2714 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode);
2715 return -EINVAL;
2716 }
2717 return 0;
2718}
2719
2720int evergreen_cs_parse(struct radeon_cs_parser *p)
2721{
2722 struct radeon_cs_packet pkt;
2723 struct evergreen_cs_track *track;
f3a71df0 2724 u32 tmp;
cb5fcbd5
AD		 2725 int r;
2726
2727 if (p->track == NULL) {
2728 /* initialize tracker, we are in kms */
2729 track = kzalloc(sizeof(*track), GFP_KERNEL);
2730 if (track == NULL)
2731 return -ENOMEM;
2732 evergreen_cs_track_init(track);
f3a71df0
AD		 2733 if (p->rdev->family >= CHIP_CAYMAN)
2734 tmp = p->rdev->config.cayman.tile_config;
2735 else
2736 tmp = p->rdev->config.evergreen.tile_config;
2737
2738 switch (tmp & 0xf) {
2739 case 0:
2740 track->npipes = 1;
2741 break;
2742 case 1:
2743 default:
2744 track->npipes = 2;
2745 break;
2746 case 2:
2747 track->npipes = 4;
2748 break;
2749 case 3:
2750 track->npipes = 8;
2751 break;
2752 }
2753
2754 switch ((tmp & 0xf0) >> 4) {
2755 case 0:
2756 track->nbanks = 4;
2757 break;
2758 case 1:
2759 default:
2760 track->nbanks = 8;
2761 break;
2762 case 2:
2763 track->nbanks = 16;
2764 break;
2765 }
2766
2767 switch ((tmp & 0xf00) >> 8) {
2768 case 0:
2769 track->group_size = 256;
2770 break;
2771 case 1:
2772 default:
2773 track->group_size = 512;
2774 break;
2775 }
2776
2777 switch ((tmp & 0xf000) >> 12) {
2778 case 0:
2779 track->row_size = 1;
2780 break;
2781 case 1:
2782 default:
2783 track->row_size = 2;
2784 break;
2785 case 2:
2786 track->row_size = 4;
2787 break;
2788 }
2789
cb5fcbd5
AD		 2790 p->track = track;
2791 }
2792 do {
2793 r = evergreen_cs_packet_parse(p, &pkt, p->idx);
2794 if (r) {
2795 kfree(p->track);
2796 p->track = NULL;
2797 return r;
2798 }
2799 p->idx += pkt.count + 2;
2800 switch (pkt.type) {
2801 case PACKET_TYPE0:
2802 r = evergreen_cs_parse_packet0(p, &pkt);
2803 break;
2804 case PACKET_TYPE2:
2805 break;
2806 case PACKET_TYPE3:
2807 r = evergreen_packet3_check(p, &pkt);
2808 break;
2809 default:
2810 DRM_ERROR("Unknown packet type %d !\n", pkt.type);
2811 kfree(p->track);
2812 p->track = NULL;
2813 return -EINVAL;
2814 }
2815 if (r) {
2816 kfree(p->track);
2817 p->track = NULL;
2818 return r;
2819 }
2820 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw);
2821#if 0
f2e39221
JG		 2822 for (r = 0; r < p->ib.length_dw; r++) {
2823 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]);
cb5fcbd5
AD		 2824 mdelay(1);
2825 }
2826#endif
2827 kfree(p->track);
2828 p->track = NULL;
2829 return 0;
2830}
2831
d2ead3ea
AD		 2832/*
2833 * DMA
2834 */
2835
2836#define GET_DMA_CMD(h) (((h) & 0xf0000000) >> 28)
2837#define GET_DMA_COUNT(h) ((h) & 0x000fffff)
2838#define GET_DMA_T(h) (((h) & 0x00800000) >> 23)
2839#define GET_DMA_NEW(h) (((h) & 0x04000000) >> 26)
2840#define GET_DMA_MISC(h) (((h) & 0x0700000) >> 20)
2841
2842/**
2843 * evergreen_dma_cs_parse() - parse the DMA IB
2844 * @p: parser structure holding parsing context.
2845 *
2846 * Parses the DMA IB from the CS ioctl and updates
2847 * the GPU addresses based on the reloc information and
2848 * checks for errors. (Evergreen-Cayman)
2849 * Returns 0 for success and an error on failure.
2850 **/
2851int evergreen_dma_cs_parse(struct radeon_cs_parser *p)
2852{
2853 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx];
2854 struct radeon_cs_reloc *src_reloc, *dst_reloc, *dst2_reloc;
2855 u32 header, cmd, count, tiled, new_cmd, misc;
2856 volatile u32 *ib = p->ib.ptr;
2857 u32 idx, idx_value;
2858 u64 src_offset, dst_offset, dst2_offset;
2859 int r;
2860
2861 do {
2862 if (p->idx >= ib_chunk->length_dw) {
2863 DRM_ERROR("Can not parse packet at %d after CS end %d !\n",
2864 p->idx, ib_chunk->length_dw);
2865 return -EINVAL;
2866 }
2867 idx = p->idx;
2868 header = radeon_get_ib_value(p, idx);
2869 cmd = GET_DMA_CMD(header);
2870 count = GET_DMA_COUNT(header);
2871 tiled = GET_DMA_T(header);
2872 new_cmd = GET_DMA_NEW(header);
2873 misc = GET_DMA_MISC(header);
2874
2875 switch (cmd) {
2876 case DMA_PACKET_WRITE:
2877 r = r600_dma_cs_next_reloc(p, &dst_reloc);
2878 if (r) {
2879 DRM_ERROR("bad DMA_PACKET_WRITE\n");
2880 return -EINVAL;
2881 }
2882 if (tiled) {
2883 dst_offset = ib[idx+1];
2884 dst_offset <<= 8;
2885
2886 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8);
2887 p->idx += count + 7;
2888 } else {
2889 dst_offset = ib[idx+1];
2890 dst_offset |= ((u64)(ib[idx+2] & 0xff)) << 32;
2891
2892 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc);
2893 ib[idx+2] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff;
2894 p->idx += count + 3;
2895 }
2896 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2897 dev_warn(p->dev, "DMA write buffer too small (%llu %lu)\n",
2898 dst_offset, radeon_bo_size(dst_reloc->robj));
2899 return -EINVAL;
2900 }
2901 break;
2902 case DMA_PACKET_COPY:
2903 r = r600_dma_cs_next_reloc(p, &src_reloc);
2904 if (r) {
2905 DRM_ERROR("bad DMA_PACKET_COPY\n");
2906 return -EINVAL;
2907 }
2908 r = r600_dma_cs_next_reloc(p, &dst_reloc);
2909 if (r) {
2910 DRM_ERROR("bad DMA_PACKET_COPY\n");
2911 return -EINVAL;
2912 }
2913 if (tiled) {
2914 idx_value = radeon_get_ib_value(p, idx + 2);
2915 if (new_cmd) {
2916 switch (misc) {
2917 case 0:
2918 /* L2T, frame to fields */
2919 if (idx_value & (1 << 31)) {
2920 DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n");
2921 return -EINVAL;
2922 }
2923 r = r600_dma_cs_next_reloc(p, &dst2_reloc);
2924 if (r) {
2925 DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n");
2926 return -EINVAL;
2927 }
2928 dst_offset = ib[idx+1];
2929 dst_offset <<= 8;
2930 dst2_offset = ib[idx+2];
2931 dst2_offset <<= 8;
2932 src_offset = ib[idx+8];
2933 src_offset |= ((u64)(ib[idx+9] & 0xff)) << 32;
2934 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2935 dev_warn(p->dev, "DMA L2T, frame to fields src buffer too small (%llu %lu)\n",
2936 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2937 return -EINVAL;
2938 }
2939 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2940 dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n",
2941 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2942 return -EINVAL;
2943 }
2944 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
2945 dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n",
2946 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
2947 return -EINVAL;
2948 }
2949 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8);
2950 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8);
2951 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc);
2952 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff;
2953 p->idx += 10;
2954 break;
2955 case 1:
2956 /* L2T, T2L partial */
2957 if (p->family < CHIP_CAYMAN) {
2958 DRM_ERROR("L2T, T2L Partial is cayman only !\n");
2959 return -EINVAL;
2960 }
2961 /* detile bit */
2962 if (idx_value & (1 << 31)) {
2963 /* tiled src, linear dst */
2964 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8);
2965
2966 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc);
2967 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff;
2968 } else {
2969 /* linear src, tiled dst */
2970 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc);
2971 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff;
2972
2973 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8);
2974 }
2975 p->idx += 12;
2976 break;
2977 case 3:
2978 /* L2T, broadcast */
2979 if (idx_value & (1 << 31)) {
2980 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
2981 return -EINVAL;
2982 }
2983 r = r600_dma_cs_next_reloc(p, &dst2_reloc);
2984 if (r) {
2985 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
2986 return -EINVAL;
2987 }
2988 dst_offset = ib[idx+1];
2989 dst_offset <<= 8;
2990 dst2_offset = ib[idx+2];
2991 dst2_offset <<= 8;
2992 src_offset = ib[idx+8];
2993 src_offset |= ((u64)(ib[idx+9] & 0xff)) << 32;
2994 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2995 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n",
2996 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2997 return -EINVAL;
2998 }
2999 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3000 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n",
3001 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3002 return -EINVAL;
3003 }
3004 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3005 dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n",
3006 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3007 return -EINVAL;
3008 }
3009 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8);
3010 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8);
3011 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc);
3012 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff;
3013 p->idx += 10;
3014 break;
3015 case 4:
3016 /* L2T, T2L */
3017 /* detile bit */
3018 if (idx_value & (1 << 31)) {
3019 /* tiled src, linear dst */
3020 src_offset = ib[idx+1];
3021 src_offset <<= 8;
3022 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8);
3023
3024 dst_offset = ib[idx+7];
3025 dst_offset |= ((u64)(ib[idx+8] & 0xff)) << 32;
3026 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc);
3027 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff;
3028 } else {
3029 /* linear src, tiled dst */
3030 src_offset = ib[idx+7];
3031 src_offset |= ((u64)(ib[idx+8] & 0xff)) << 32;
3032 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc);
3033 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff;
3034
3035 dst_offset = ib[idx+1];
3036 dst_offset <<= 8;
3037 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8);
3038 }
3039 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3040 dev_warn(p->dev, "DMA L2T, T2L src buffer too small (%llu %lu)\n",
3041 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3042 return -EINVAL;
3043 }
3044 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3045 dev_warn(p->dev, "DMA L2T, T2L dst buffer too small (%llu %lu)\n",
3046 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3047 return -EINVAL;
3048 }
3049 p->idx += 9;
3050 break;
3051 case 5:
3052 /* T2T partial */
3053 if (p->family < CHIP_CAYMAN) {
3054 DRM_ERROR("L2T, T2L Partial is cayman only !\n");
3055 return -EINVAL;
3056 }
3057 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8);
3058 ib[idx+4] += (u32)(dst_reloc->lobj.gpu_offset >> 8);
3059 p->idx += 13;
3060 break;
3061 case 7:
3062 /* L2T, broadcast */
3063 if (idx_value & (1 << 31)) {
3064 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
3065 return -EINVAL;
3066 }
3067 r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3068 if (r) {
3069 DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
3070 return -EINVAL;
3071 }
3072 dst_offset = ib[idx+1];
3073 dst_offset <<= 8;
3074 dst2_offset = ib[idx+2];
3075 dst2_offset <<= 8;
3076 src_offset = ib[idx+8];
3077 src_offset |= ((u64)(ib[idx+9] & 0xff)) << 32;
3078 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3079 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n",
3080 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3081 return -EINVAL;
3082 }
3083 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3084 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n",
3085 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3086 return -EINVAL;
3087 }
3088 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3089 dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n",
3090 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3091 return -EINVAL;
3092 }
3093 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8);
3094 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset >> 8);
3095 ib[idx+8] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc);
3096 ib[idx+9] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff;
3097 p->idx += 10;
3098 break;
3099 default:
3100 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc);
3101 return -EINVAL;
3102 }
3103 } else {
3104 switch (misc) {
3105 case 0:
3106 /* detile bit */
3107 if (idx_value & (1 << 31)) {
3108 /* tiled src, linear dst */
3109 src_offset = ib[idx+1];
3110 src_offset <<= 8;
3111 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8);
3112
3113 dst_offset = ib[idx+7];
3114 dst_offset |= ((u64)(ib[idx+8] & 0xff)) << 32;
3115 ib[idx+7] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc);
3116 ib[idx+8] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff;
3117 } else {
3118 /* linear src, tiled dst */
3119 src_offset = ib[idx+7];
3120 src_offset |= ((u64)(ib[idx+8] & 0xff)) << 32;
3121 ib[idx+7] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc);
3122 ib[idx+8] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff;
3123
3124 dst_offset = ib[idx+1];
3125 dst_offset <<= 8;
3126 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8);
3127 }
3128 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3129 dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n",
3130 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3131 return -EINVAL;
3132 }
3133 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3134 dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n",
3135 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3136 return -EINVAL;
3137 }
3138 p->idx += 9;
3139 break;
3140 default:
3141 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc);
3142 return -EINVAL;
3143 }
3144 }
3145 } else {
3146 if (new_cmd) {
3147 switch (misc) {
3148 case 0:
3149 /* L2L, byte */
3150 src_offset = ib[idx+2];
3151 src_offset |= ((u64)(ib[idx+4] & 0xff)) << 32;
3152 dst_offset = ib[idx+1];
3153 dst_offset |= ((u64)(ib[idx+3] & 0xff)) << 32;
3154 if ((src_offset + count) > radeon_bo_size(src_reloc->robj)) {
3155 dev_warn(p->dev, "DMA L2L, byte src buffer too small (%llu %lu)\n",
3156 src_offset + count, radeon_bo_size(src_reloc->robj));
3157 return -EINVAL;
3158 }
3159 if ((dst_offset + count) > radeon_bo_size(dst_reloc->robj)) {
3160 dev_warn(p->dev, "DMA L2L, byte dst buffer too small (%llu %lu)\n",
3161 dst_offset + count, radeon_bo_size(dst_reloc->robj));
3162 return -EINVAL;
3163 }
3164 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xffffffff);
3165 ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xffffffff);
3166 ib[idx+3] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff;
3167 ib[idx+4] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff;
3168 p->idx += 5;
3169 break;
3170 case 1:
3171 /* L2L, partial */
3172 if (p->family < CHIP_CAYMAN) {
3173 DRM_ERROR("L2L Partial is cayman only !\n");
3174 return -EINVAL;
3175 }
3176 ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset & 0xffffffff);
3177 ib[idx+2] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff;
3178 ib[idx+4] += (u32)(dst_reloc->lobj.gpu_offset & 0xffffffff);
3179 ib[idx+5] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff;
3180
3181 p->idx += 9;
3182 break;
3183 case 4:
3184 /* L2L, dw, broadcast */
3185 r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3186 if (r) {
3187 DRM_ERROR("bad L2L, dw, broadcast DMA_PACKET_COPY\n");
3188 return -EINVAL;
3189 }
3190 dst_offset = ib[idx+1];
3191 dst_offset |= ((u64)(ib[idx+4] & 0xff)) << 32;
3192 dst2_offset = ib[idx+2];
3193 dst2_offset |= ((u64)(ib[idx+5] & 0xff)) << 32;
3194 src_offset = ib[idx+3];
3195 src_offset |= ((u64)(ib[idx+6] & 0xff)) << 32;
3196 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3197 dev_warn(p->dev, "DMA L2L, dw, broadcast src buffer too small (%llu %lu)\n",
3198 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3199 return -EINVAL;
3200 }
3201 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3202 dev_warn(p->dev, "DMA L2L, dw, broadcast dst buffer too small (%llu %lu)\n",
3203 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3204 return -EINVAL;
3205 }
3206 if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3207 dev_warn(p->dev, "DMA L2L, dw, broadcast dst2 buffer too small (%llu %lu)\n",
3208 dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3209 return -EINVAL;
3210 }
3211 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc);
3212 ib[idx+2] += (u32)(dst2_reloc->lobj.gpu_offset & 0xfffffffc);
3213 ib[idx+3] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc);
3214 ib[idx+4] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff;
3215 ib[idx+5] += upper_32_bits(dst2_reloc->lobj.gpu_offset) & 0xff;
3216 ib[idx+6] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff;
3217 p->idx += 7;
3218 break;
3219 default:
3220 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc);
3221 return -EINVAL;
3222 }
3223 } else {
3224 /* L2L, dw */
3225 src_offset = ib[idx+2];
3226 src_offset |= ((u64)(ib[idx+4] & 0xff)) << 32;
3227 dst_offset = ib[idx+1];
3228 dst_offset |= ((u64)(ib[idx+3] & 0xff)) << 32;
3229 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3230 dev_warn(p->dev, "DMA L2L, dw src buffer too small (%llu %lu)\n",
3231 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3232 return -EINVAL;
3233 }
3234 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3235 dev_warn(p->dev, "DMA L2L, dw dst buffer too small (%llu %lu)\n",
3236 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3237 return -EINVAL;
3238 }
3239 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc);
3240 ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc);
3241 ib[idx+3] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff;
3242 ib[idx+4] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff;
3243 p->idx += 5;
3244 }
3245 }
3246 break;
3247 case DMA_PACKET_CONSTANT_FILL:
3248 r = r600_dma_cs_next_reloc(p, &dst_reloc);
3249 if (r) {
3250 DRM_ERROR("bad DMA_PACKET_CONSTANT_FILL\n");
3251 return -EINVAL;
3252 }
3253 dst_offset = ib[idx+1];
3254 dst_offset |= ((u64)(ib[idx+3] & 0x00ff0000)) << 16;
3255 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3256 dev_warn(p->dev, "DMA constant fill buffer too small (%llu %lu)\n",
3257 dst_offset, radeon_bo_size(dst_reloc->robj));
3258 return -EINVAL;
3259 }
3260 ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc);
3261 ib[idx+3] += (upper_32_bits(dst_reloc->lobj.gpu_offset) << 16) & 0x00ff0000;
3262 p->idx += 4;
3263 break;
3264 case DMA_PACKET_NOP:
3265 p->idx += 1;
3266 break;
3267 default:
3268 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx);
3269 return -EINVAL;
3270 }
3271 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw);
3272#if 0
3273 for (r = 0; r < p->ib->length_dw; r++) {
3274 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]);
3275 mdelay(1);
3276 }
3277#endif
3278 return 0;
3279}
3280
721604a1
JG		 3281/* vm parser */
3282static bool evergreen_vm_reg_valid(u32 reg)
3283{
3284 /* context regs are fine */
3285 if (reg >= 0x28000)
3286 return true;
3287
3288 /* check config regs */
3289 switch (reg) {
3290 case GRBM_GFX_INDEX:
860fe2f0
AD		 3291 case CP_STRMOUT_CNTL:
3292 case CP_COHER_CNTL:
3293 case CP_COHER_SIZE:
721604a1
JG		 3294 case VGT_VTX_VECT_EJECT_REG:
3295 case VGT_CACHE_INVALIDATION:
3296 case VGT_GS_VERTEX_REUSE:
3297 case VGT_PRIMITIVE_TYPE:
3298 case VGT_INDEX_TYPE:
3299 case VGT_NUM_INDICES:
3300 case VGT_NUM_INSTANCES:
3301 case VGT_COMPUTE_DIM_X:
3302 case VGT_COMPUTE_DIM_Y:
3303 case VGT_COMPUTE_DIM_Z:
3304 case VGT_COMPUTE_START_X:
3305 case VGT_COMPUTE_START_Y:
3306 case VGT_COMPUTE_START_Z:
3307 case VGT_COMPUTE_INDEX:
3308 case VGT_COMPUTE_THREAD_GROUP_SIZE:
3309 case VGT_HS_OFFCHIP_PARAM:
3310 case PA_CL_ENHANCE:
3311 case PA_SU_LINE_STIPPLE_VALUE:
3312 case PA_SC_LINE_STIPPLE_STATE:
3313 case PA_SC_ENHANCE:
3314 case SQ_DYN_GPR_CNTL_PS_FLUSH_REQ:
3315 case SQ_DYN_GPR_SIMD_LOCK_EN:
3316 case SQ_CONFIG:
3317 case SQ_GPR_RESOURCE_MGMT_1:
3318 case SQ_GLOBAL_GPR_RESOURCE_MGMT_1:
3319 case SQ_GLOBAL_GPR_RESOURCE_MGMT_2:
3320 case SQ_CONST_MEM_BASE:
3321 case SQ_STATIC_THREAD_MGMT_1:
3322 case SQ_STATIC_THREAD_MGMT_2:
3323 case SQ_STATIC_THREAD_MGMT_3:
3324 case SPI_CONFIG_CNTL:
3325 case SPI_CONFIG_CNTL_1:
3326 case TA_CNTL_AUX:
3327 case DB_DEBUG:
3328 case DB_DEBUG2:
3329 case DB_DEBUG3:
3330 case DB_DEBUG4:
3331 case DB_WATERMARKS:
3332 case TD_PS_BORDER_COLOR_INDEX:
3333 case TD_PS_BORDER_COLOR_RED:
3334 case TD_PS_BORDER_COLOR_GREEN:
3335 case TD_PS_BORDER_COLOR_BLUE:
3336 case TD_PS_BORDER_COLOR_ALPHA:
3337 case TD_VS_BORDER_COLOR_INDEX:
3338 case TD_VS_BORDER_COLOR_RED:
3339 case TD_VS_BORDER_COLOR_GREEN:
3340 case TD_VS_BORDER_COLOR_BLUE:
3341 case TD_VS_BORDER_COLOR_ALPHA:
3342 case TD_GS_BORDER_COLOR_INDEX:
3343 case TD_GS_BORDER_COLOR_RED:
3344 case TD_GS_BORDER_COLOR_GREEN:
3345 case TD_GS_BORDER_COLOR_BLUE:
3346 case TD_GS_BORDER_COLOR_ALPHA:
3347 case TD_HS_BORDER_COLOR_INDEX:
3348 case TD_HS_BORDER_COLOR_RED:
3349 case TD_HS_BORDER_COLOR_GREEN:
3350 case TD_HS_BORDER_COLOR_BLUE:
3351 case TD_HS_BORDER_COLOR_ALPHA:
3352 case TD_LS_BORDER_COLOR_INDEX:
3353 case TD_LS_BORDER_COLOR_RED:
3354 case TD_LS_BORDER_COLOR_GREEN:
3355 case TD_LS_BORDER_COLOR_BLUE:
3356 case TD_LS_BORDER_COLOR_ALPHA:
3357 case TD_CS_BORDER_COLOR_INDEX:
3358 case TD_CS_BORDER_COLOR_RED:
3359 case TD_CS_BORDER_COLOR_GREEN:
3360 case TD_CS_BORDER_COLOR_BLUE:
3361 case TD_CS_BORDER_COLOR_ALPHA:
3362 case SQ_ESGS_RING_SIZE:
3363 case SQ_GSVS_RING_SIZE:
3364 case SQ_ESTMP_RING_SIZE:
3365 case SQ_GSTMP_RING_SIZE:
3366 case SQ_HSTMP_RING_SIZE:
3367 case SQ_LSTMP_RING_SIZE:
3368 case SQ_PSTMP_RING_SIZE:
3369 case SQ_VSTMP_RING_SIZE:
3370 case SQ_ESGS_RING_ITEMSIZE:
3371 case SQ_ESTMP_RING_ITEMSIZE:
3372 case SQ_GSTMP_RING_ITEMSIZE:
3373 case SQ_GSVS_RING_ITEMSIZE:
3374 case SQ_GS_VERT_ITEMSIZE:
3375 case SQ_GS_VERT_ITEMSIZE_1:
3376 case SQ_GS_VERT_ITEMSIZE_2:
3377 case SQ_GS_VERT_ITEMSIZE_3:
3378 case SQ_GSVS_RING_OFFSET_1:
3379 case SQ_GSVS_RING_OFFSET_2:
3380 case SQ_GSVS_RING_OFFSET_3:
3381 case SQ_HSTMP_RING_ITEMSIZE:
3382 case SQ_LSTMP_RING_ITEMSIZE:
3383 case SQ_PSTMP_RING_ITEMSIZE:
3384 case SQ_VSTMP_RING_ITEMSIZE:
3385 case VGT_TF_RING_SIZE:
3386 case SQ_ESGS_RING_BASE:
3387 case SQ_GSVS_RING_BASE:
3388 case SQ_ESTMP_RING_BASE:
3389 case SQ_GSTMP_RING_BASE:
3390 case SQ_HSTMP_RING_BASE:
3391 case SQ_LSTMP_RING_BASE:
3392 case SQ_PSTMP_RING_BASE:
3393 case SQ_VSTMP_RING_BASE:
3394 case CAYMAN_VGT_OFFCHIP_LDS_BASE:
3395 case CAYMAN_SQ_EX_ALLOC_TABLE_SLOTS:
3396 return true;
3397 default:
c7172132 3398 DRM_ERROR("Invalid register 0x%x in CS\n", reg);
721604a1
JG		 3399 return false;
3400 }
3401}
3402
3403static int evergreen_vm_packet3_check(struct radeon_device *rdev,
3404 u32 *ib, struct radeon_cs_packet *pkt)
3405{
3406 u32 idx = pkt->idx + 1;
3407 u32 idx_value = ib[idx];
3408 u32 start_reg, end_reg, reg, i;
94e014ee 3409 u32 command, info;
721604a1
JG		 3410
3411 switch (pkt->opcode) {
3412 case PACKET3_NOP:
3413 case PACKET3_SET_BASE:
3414 case PACKET3_CLEAR_STATE:
3415 case PACKET3_INDEX_BUFFER_SIZE:
3416 case PACKET3_DISPATCH_DIRECT:
3417 case PACKET3_DISPATCH_INDIRECT:
3418 case PACKET3_MODE_CONTROL:
3419 case PACKET3_SET_PREDICATION:
3420 case PACKET3_COND_EXEC:
3421 case PACKET3_PRED_EXEC:
3422 case PACKET3_DRAW_INDIRECT:
3423 case PACKET3_DRAW_INDEX_INDIRECT:
3424 case PACKET3_INDEX_BASE:
3425 case PACKET3_DRAW_INDEX_2:
3426 case PACKET3_CONTEXT_CONTROL:
3427 case PACKET3_DRAW_INDEX_OFFSET:
3428 case PACKET3_INDEX_TYPE:
3429 case PACKET3_DRAW_INDEX:
3430 case PACKET3_DRAW_INDEX_AUTO:
3431 case PACKET3_DRAW_INDEX_IMMD:
3432 case PACKET3_NUM_INSTANCES:
3433 case PACKET3_DRAW_INDEX_MULTI_AUTO:
3434 case PACKET3_STRMOUT_BUFFER_UPDATE:
3435 case PACKET3_DRAW_INDEX_OFFSET_2:
3436 case PACKET3_DRAW_INDEX_MULTI_ELEMENT:
3437 case PACKET3_MPEG_INDEX:
3438 case PACKET3_WAIT_REG_MEM:
3439 case PACKET3_MEM_WRITE:
3440 case PACKET3_SURFACE_SYNC:
3441 case PACKET3_EVENT_WRITE:
3442 case PACKET3_EVENT_WRITE_EOP:
3443 case PACKET3_EVENT_WRITE_EOS:
3444 case PACKET3_SET_CONTEXT_REG:
3445 case PACKET3_SET_BOOL_CONST:
3446 case PACKET3_SET_LOOP_CONST:
3447 case PACKET3_SET_RESOURCE:
3448 case PACKET3_SET_SAMPLER:
3449 case PACKET3_SET_CTL_CONST:
3450 case PACKET3_SET_RESOURCE_OFFSET:
3451 case PACKET3_SET_CONTEXT_REG_INDIRECT:
3452 case PACKET3_SET_RESOURCE_INDIRECT:
3453 case CAYMAN_PACKET3_DEALLOC_STATE:
3454 break;
3455 case PACKET3_COND_WRITE:
3456 if (idx_value & 0x100) {
3457 reg = ib[idx + 5] * 4;
3458 if (!evergreen_vm_reg_valid(reg))
3459 return -EINVAL;
3460 }
3461 break;
3462 case PACKET3_COPY_DW:
3463 if (idx_value & 0x2) {
3464 reg = ib[idx + 3] * 4;
3465 if (!evergreen_vm_reg_valid(reg))
3466 return -EINVAL;
3467 }
3468 break;
3469 case PACKET3_SET_CONFIG_REG:
3470 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
3471 end_reg = 4 * pkt->count + start_reg - 4;
3472 if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
3473 (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
3474 (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
3475 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
3476 return -EINVAL;
3477 }
3478 for (i = 0; i < pkt->count; i++) {
3479 reg = start_reg + (4 * i);
3480 if (!evergreen_vm_reg_valid(reg))
3481 return -EINVAL;
3482 }
3483 break;
94e014ee
AD		 3484 case PACKET3_CP_DMA:
3485 command = ib[idx + 4];
3486 info = ib[idx + 1];
9d89d78e
AD		 3487 if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */
3488 (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */
3489 ((((info & 0x00300000) >> 20) == 0) &&
3490 (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */
3491 ((((info & 0x60000000) >> 29) == 0) &&
3492 (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */
3493 /* non mem to mem copies requires dw aligned count */
3494 if ((command & 0x1fffff) % 4) {
3495 DRM_ERROR("CP DMA command requires dw count alignment\n");
3496 return -EINVAL;
3497 }
3498 }
94e014ee
AD		 3499 if (command & PACKET3_CP_DMA_CMD_SAS) {
3500 /* src address space is register */
3501 if (((info & 0x60000000) >> 29) == 0) {
3502 start_reg = idx_value << 2;
3503 if (command & PACKET3_CP_DMA_CMD_SAIC) {
3504 reg = start_reg;
3505 if (!evergreen_vm_reg_valid(reg)) {
3506 DRM_ERROR("CP DMA Bad SRC register\n");
3507 return -EINVAL;
3508 }
3509 } else {
3510 for (i = 0; i < (command & 0x1fffff); i++) {
3511 reg = start_reg + (4 * i);
3512 if (!evergreen_vm_reg_valid(reg)) {
3513 DRM_ERROR("CP DMA Bad SRC register\n");
3514 return -EINVAL;
3515 }
3516 }
3517 }
3518 }
3519 }
3520 if (command & PACKET3_CP_DMA_CMD_DAS) {
3521 /* dst address space is register */
3522 if (((info & 0x00300000) >> 20) == 0) {
3523 start_reg = ib[idx + 2];
3524 if (command & PACKET3_CP_DMA_CMD_DAIC) {
3525 reg = start_reg;
3526 if (!evergreen_vm_reg_valid(reg)) {
3527 DRM_ERROR("CP DMA Bad DST register\n");
3528 return -EINVAL;
3529 }
3530 } else {
3531 for (i = 0; i < (command & 0x1fffff); i++) {
3532 reg = start_reg + (4 * i);
3533 if (!evergreen_vm_reg_valid(reg)) {
3534 DRM_ERROR("CP DMA Bad DST register\n");
3535 return -EINVAL;
3536 }
3537 }
3538 }
3539 }
3540 }
3541 break;
721604a1
JG		 3542 default:
3543 return -EINVAL;
3544 }
3545 return 0;
3546}
3547
3548int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
3549{
3550 int ret = 0;
3551 u32 idx = 0;
3552 struct radeon_cs_packet pkt;
3553
3554 do {
3555 pkt.idx = idx;
3556 pkt.type = CP_PACKET_GET_TYPE(ib->ptr[idx]);
3557 pkt.count = CP_PACKET_GET_COUNT(ib->ptr[idx]);
3558 pkt.one_reg_wr = 0;
3559 switch (pkt.type) {
3560 case PACKET_TYPE0:
3561 dev_err(rdev->dev, "Packet0 not allowed!\n");
3562 ret = -EINVAL;
3563 break;
3564 case PACKET_TYPE2:
0b41da60 3565 idx += 1;
721604a1
JG		 3566 break;
3567 case PACKET_TYPE3:
3568 pkt.opcode = CP_PACKET3_GET_OPCODE(ib->ptr[idx]);
3569 ret = evergreen_vm_packet3_check(rdev, ib->ptr, &pkt);
0b41da60 3570 idx += pkt.count + 2;
721604a1
JG		 3571 break;
3572 default:
3573 dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type);
3574 ret = -EINVAL;
3575 break;
3576 }
3577 if (ret)
3578 break;
721604a1
JG		 3579 } while (idx < ib->length_dw);
3580
3581 return ret;
3582}
cd459e52
AD		 3583
3584/**
3585 * evergreen_dma_ib_parse() - parse the DMA IB for VM
3586 * @rdev: radeon_device pointer
3587 * @ib: radeon_ib pointer
3588 *
3589 * Parses the DMA IB from the VM CS ioctl
3590 * checks for errors. (Cayman-SI)
3591 * Returns 0 for success and an error on failure.
3592 **/
3593int evergreen_dma_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
3594{
3595 u32 idx = 0;
3596 u32 header, cmd, count, tiled, new_cmd, misc;
3597
3598 do {
3599 header = ib->ptr[idx];
3600 cmd = GET_DMA_CMD(header);
3601 count = GET_DMA_COUNT(header);
3602 tiled = GET_DMA_T(header);
3603 new_cmd = GET_DMA_NEW(header);
3604 misc = GET_DMA_MISC(header);
3605
3606 switch (cmd) {
3607 case DMA_PACKET_WRITE:
3608 if (tiled)
3609 idx += count + 7;
3610 else
3611 idx += count + 3;
3612 break;
3613 case DMA_PACKET_COPY:
3614 if (tiled) {
3615 if (new_cmd) {
3616 switch (misc) {
3617 case 0:
3618 /* L2T, frame to fields */
3619 idx += 10;
3620 break;
3621 case 1:
3622 /* L2T, T2L partial */
3623 idx += 12;
3624 break;
3625 case 3:
3626 /* L2T, broadcast */
3627 idx += 10;
3628 break;
3629 case 4:
3630 /* L2T, T2L */
3631 idx += 9;
3632 break;
3633 case 5:
3634 /* T2T partial */
3635 idx += 13;
3636 break;
3637 case 7:
3638 /* L2T, broadcast */
3639 idx += 10;
3640 break;
3641 default:
3642 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc);
3643 return -EINVAL;
3644 }
3645 } else {
3646 switch (misc) {
3647 case 0:
3648 idx += 9;
3649 break;
3650 default:
3651 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc);
3652 return -EINVAL;
3653 }
3654 }
3655 } else {
3656 if (new_cmd) {
3657 switch (misc) {
3658 case 0:
3659 /* L2L, byte */
3660 idx += 5;
3661 break;
3662 case 1:
3663 /* L2L, partial */
3664 idx += 9;
3665 break;
3666 case 4:
3667 /* L2L, dw, broadcast */
3668 idx += 7;
3669 break;
3670 default:
3671 DRM_ERROR("bad DMA_PACKET_COPY misc %u\n", misc);
3672 return -EINVAL;
3673 }
3674 } else {
3675 /* L2L, dw */
3676 idx += 5;
3677 }
3678 }
3679 break;
3680 case DMA_PACKET_CONSTANT_FILL:
3681 idx += 4;
3682 break;
3683 case DMA_PACKET_NOP:
3684 idx += 1;
3685 break;
3686 default:
3687 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx);
3688 return -EINVAL;
3689 }
3690 } while (idx < ib->length_dw);
3691
3692 return 0;
3693}
Linux kernel - Deliverables
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