1/*
2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Dave Airlie
25 * Alex Deucher
26 * Jerome Glisse
27 */
28#include <linux/kernel.h>
29#include <drm/drmP.h>
30#include "radeon.h"
31#include "radeon_asic.h"
32#include "r600d.h"
33#include "r600_reg_safe.h"
34
35static int r600_nomm;
36extern void r600_cs_legacy_get_tiling_conf(struct drm_device *dev, u32 *npipes, u32 *nbanks, u32 *group_size);
37
38
39struct r600_cs_track {
40 /* configuration we miror so that we use same code btw kms/ums */
41 u32 group_size;
42 u32 nbanks;
43 u32 npipes;
44 /* value we track */
45 u32 sq_config;
46 u32 log_nsamples;
47 u32 nsamples;
48 u32 cb_color_base_last[8];
49 struct radeon_bo *cb_color_bo[8];
50 u64 cb_color_bo_mc[8];
51 u64 cb_color_bo_offset[8];
52 struct radeon_bo *cb_color_frag_bo[8];
53 u64 cb_color_frag_offset[8];
54 struct radeon_bo *cb_color_tile_bo[8];
55 u64 cb_color_tile_offset[8];
56 u32 cb_color_mask[8];
57 u32 cb_color_info[8];
58 u32 cb_color_view[8];
59 u32 cb_color_size_idx[8]; /* unused */
60 u32 cb_target_mask;
61 u32 cb_shader_mask; /* unused */
62 bool is_resolve;
63 u32 cb_color_size[8];
64 u32 vgt_strmout_en;
65 u32 vgt_strmout_buffer_en;
66 struct radeon_bo *vgt_strmout_bo[4];
67 u64 vgt_strmout_bo_mc[4]; /* unused */
68 u32 vgt_strmout_bo_offset[4];
69 u32 vgt_strmout_size[4];
70 u32 db_depth_control;
71 u32 db_depth_info;
72 u32 db_depth_size_idx;
73 u32 db_depth_view;
74 u32 db_depth_size;
75 u32 db_offset;
76 struct radeon_bo *db_bo;
77 u64 db_bo_mc;
78 bool sx_misc_kill_all_prims;
79 bool cb_dirty;
80 bool db_dirty;
81 bool streamout_dirty;
82 struct radeon_bo *htile_bo;
83 u64 htile_offset;
84 u32 htile_surface;
85};
86
87#define FMT_8_BIT(fmt, vc) [fmt] = { 1, 1, 1, vc, CHIP_R600 }
88#define FMT_16_BIT(fmt, vc) [fmt] = { 1, 1, 2, vc, CHIP_R600 }
89#define FMT_24_BIT(fmt) [fmt] = { 1, 1, 4, 0, CHIP_R600 }
90#define FMT_32_BIT(fmt, vc) [fmt] = { 1, 1, 4, vc, CHIP_R600 }
91#define FMT_48_BIT(fmt) [fmt] = { 1, 1, 8, 0, CHIP_R600 }
92#define FMT_64_BIT(fmt, vc) [fmt] = { 1, 1, 8, vc, CHIP_R600 }
93#define FMT_96_BIT(fmt) [fmt] = { 1, 1, 12, 0, CHIP_R600 }
94#define FMT_128_BIT(fmt, vc) [fmt] = { 1, 1, 16,vc, CHIP_R600 }
95
96struct gpu_formats {
97 unsigned blockwidth;
98 unsigned blockheight;
99 unsigned blocksize;
100 unsigned valid_color;
101 enum radeon_family min_family;
102};
103
104static const struct gpu_formats color_formats_table[] = {
105 /* 8 bit */
106 FMT_8_BIT(V_038004_COLOR_8, 1),
107 FMT_8_BIT(V_038004_COLOR_4_4, 1),
108 FMT_8_BIT(V_038004_COLOR_3_3_2, 1),
109 FMT_8_BIT(V_038004_FMT_1, 0),
110
111 /* 16-bit */
112 FMT_16_BIT(V_038004_COLOR_16, 1),
113 FMT_16_BIT(V_038004_COLOR_16_FLOAT, 1),
114 FMT_16_BIT(V_038004_COLOR_8_8, 1),
115 FMT_16_BIT(V_038004_COLOR_5_6_5, 1),
116 FMT_16_BIT(V_038004_COLOR_6_5_5, 1),
117 FMT_16_BIT(V_038004_COLOR_1_5_5_5, 1),
118 FMT_16_BIT(V_038004_COLOR_4_4_4_4, 1),
119 FMT_16_BIT(V_038004_COLOR_5_5_5_1, 1),
120
121 /* 24-bit */
122 FMT_24_BIT(V_038004_FMT_8_8_8),
123
124 /* 32-bit */
125 FMT_32_BIT(V_038004_COLOR_32, 1),
126 FMT_32_BIT(V_038004_COLOR_32_FLOAT, 1),
127 FMT_32_BIT(V_038004_COLOR_16_16, 1),
128 FMT_32_BIT(V_038004_COLOR_16_16_FLOAT, 1),
129 FMT_32_BIT(V_038004_COLOR_8_24, 1),
130 FMT_32_BIT(V_038004_COLOR_8_24_FLOAT, 1),
131 FMT_32_BIT(V_038004_COLOR_24_8, 1),
132 FMT_32_BIT(V_038004_COLOR_24_8_FLOAT, 1),
133 FMT_32_BIT(V_038004_COLOR_10_11_11, 1),
134 FMT_32_BIT(V_038004_COLOR_10_11_11_FLOAT, 1),
135 FMT_32_BIT(V_038004_COLOR_11_11_10, 1),
136 FMT_32_BIT(V_038004_COLOR_11_11_10_FLOAT, 1),
137 FMT_32_BIT(V_038004_COLOR_2_10_10_10, 1),
138 FMT_32_BIT(V_038004_COLOR_8_8_8_8, 1),
139 FMT_32_BIT(V_038004_COLOR_10_10_10_2, 1),
140 FMT_32_BIT(V_038004_FMT_5_9_9_9_SHAREDEXP, 0),
141 FMT_32_BIT(V_038004_FMT_32_AS_8, 0),
142 FMT_32_BIT(V_038004_FMT_32_AS_8_8, 0),
143
144 /* 48-bit */
145 FMT_48_BIT(V_038004_FMT_16_16_16),
146 FMT_48_BIT(V_038004_FMT_16_16_16_FLOAT),
147
148 /* 64-bit */
149 FMT_64_BIT(V_038004_COLOR_X24_8_32_FLOAT, 1),
150 FMT_64_BIT(V_038004_COLOR_32_32, 1),
151 FMT_64_BIT(V_038004_COLOR_32_32_FLOAT, 1),
152 FMT_64_BIT(V_038004_COLOR_16_16_16_16, 1),
153 FMT_64_BIT(V_038004_COLOR_16_16_16_16_FLOAT, 1),
154
155 FMT_96_BIT(V_038004_FMT_32_32_32),
156 FMT_96_BIT(V_038004_FMT_32_32_32_FLOAT),
157
158 /* 128-bit */
159 FMT_128_BIT(V_038004_COLOR_32_32_32_32, 1),
160 FMT_128_BIT(V_038004_COLOR_32_32_32_32_FLOAT, 1),
161
162 [V_038004_FMT_GB_GR] = { 2, 1, 4, 0 },
163 [V_038004_FMT_BG_RG] = { 2, 1, 4, 0 },
164
165 /* block compressed formats */
166 [V_038004_FMT_BC1] = { 4, 4, 8, 0 },
167 [V_038004_FMT_BC2] = { 4, 4, 16, 0 },
168 [V_038004_FMT_BC3] = { 4, 4, 16, 0 },
169 [V_038004_FMT_BC4] = { 4, 4, 8, 0 },
170 [V_038004_FMT_BC5] = { 4, 4, 16, 0},
171 [V_038004_FMT_BC6] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */
172 [V_038004_FMT_BC7] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */
173
174 /* The other Evergreen formats */
175 [V_038004_FMT_32_AS_32_32_32_32] = { 1, 1, 4, 0, CHIP_CEDAR},
176};
177
178bool r600_fmt_is_valid_color(u32 format)
179{
180 if (format >= ARRAY_SIZE(color_formats_table))
181 return false;
182
183 if (color_formats_table[format].valid_color)
184 return true;
185
186 return false;
187}
188
189bool r600_fmt_is_valid_texture(u32 format, enum radeon_family family)
190{
191 if (format >= ARRAY_SIZE(color_formats_table))
192 return false;
193
194 if (family < color_formats_table[format].min_family)
195 return false;
196
197 if (color_formats_table[format].blockwidth > 0)
198 return true;
199
200 return false;
201}
202
203int r600_fmt_get_blocksize(u32 format)
204{
205 if (format >= ARRAY_SIZE(color_formats_table))
206 return 0;
207
208 return color_formats_table[format].blocksize;
209}
210
211int r600_fmt_get_nblocksx(u32 format, u32 w)
212{
213 unsigned bw;
214
215 if (format >= ARRAY_SIZE(color_formats_table))
216 return 0;
217
218 bw = color_formats_table[format].blockwidth;
219 if (bw == 0)
220 return 0;
221
222 return (w + bw - 1) / bw;
223}
224
225int r600_fmt_get_nblocksy(u32 format, u32 h)
226{
227 unsigned bh;
228
229 if (format >= ARRAY_SIZE(color_formats_table))
230 return 0;
231
232 bh = color_formats_table[format].blockheight;
233 if (bh == 0)
234 return 0;
235
236 return (h + bh - 1) / bh;
237}
238
239struct array_mode_checker {
240 int array_mode;
241 u32 group_size;
242 u32 nbanks;
243 u32 npipes;
244 u32 nsamples;
245 u32 blocksize;
246};
247
248/* returns alignment in pixels for pitch/height/depth and bytes for base */
249static int r600_get_array_mode_alignment(struct array_mode_checker *values,
250 u32 *pitch_align,
251 u32 *height_align,
252 u32 *depth_align,
253 u64 *base_align)
254{
255 u32 tile_width = 8;
256 u32 tile_height = 8;
257 u32 macro_tile_width = values->nbanks;
258 u32 macro_tile_height = values->npipes;
259 u32 tile_bytes = tile_width * tile_height * values->blocksize * values->nsamples;
260 u32 macro_tile_bytes = macro_tile_width * macro_tile_height * tile_bytes;
261
262 switch (values->array_mode) {
263 case ARRAY_LINEAR_GENERAL:
264 /* technically tile_width/_height for pitch/height */
265 *pitch_align = 1; /* tile_width */
266 *height_align = 1; /* tile_height */
267 *depth_align = 1;
268 *base_align = 1;
269 break;
270 case ARRAY_LINEAR_ALIGNED:
271 *pitch_align = max((u32)64, (u32)(values->group_size / values->blocksize));
272 *height_align = 1;
273 *depth_align = 1;
274 *base_align = values->group_size;
275 break;
276 case ARRAY_1D_TILED_THIN1:
277 *pitch_align = max((u32)tile_width,
278 (u32)(values->group_size /
279 (tile_height * values->blocksize * values->nsamples)));
280 *height_align = tile_height;
281 *depth_align = 1;
282 *base_align = values->group_size;
283 break;
284 case ARRAY_2D_TILED_THIN1:
285 *pitch_align = max((u32)macro_tile_width * tile_width,
286 (u32)((values->group_size * values->nbanks) /
287 (values->blocksize * values->nsamples * tile_width)));
288 *height_align = macro_tile_height * tile_height;
289 *depth_align = 1;
290 *base_align = max(macro_tile_bytes,
291 (*pitch_align) * values->blocksize * (*height_align) * values->nsamples);
292 break;
293 default:
294 return -EINVAL;
295 }
296
297 return 0;
298}
299
300static void r600_cs_track_init(struct r600_cs_track *track)
301{
302 int i;
303
304 /* assume DX9 mode */
305 track->sq_config = DX9_CONSTS;
306 for (i = 0; i < 8; i++) {
307 track->cb_color_base_last[i] = 0;
308 track->cb_color_size[i] = 0;
309 track->cb_color_size_idx[i] = 0;
310 track->cb_color_info[i] = 0;
311 track->cb_color_view[i] = 0xFFFFFFFF;
312 track->cb_color_bo[i] = NULL;
313 track->cb_color_bo_offset[i] = 0xFFFFFFFF;
314 track->cb_color_bo_mc[i] = 0xFFFFFFFF;
315 track->cb_color_frag_bo[i] = NULL;
316 track->cb_color_frag_offset[i] = 0xFFFFFFFF;
317 track->cb_color_tile_bo[i] = NULL;
318 track->cb_color_tile_offset[i] = 0xFFFFFFFF;
319 track->cb_color_mask[i] = 0xFFFFFFFF;
320 }
321 track->is_resolve = false;
322 track->nsamples = 16;
323 track->log_nsamples = 4;
324 track->cb_target_mask = 0xFFFFFFFF;
325 track->cb_shader_mask = 0xFFFFFFFF;
326 track->cb_dirty = true;
327 track->db_bo = NULL;
328 track->db_bo_mc = 0xFFFFFFFF;
329 /* assume the biggest format and that htile is enabled */
330 track->db_depth_info = 7 | (1 << 25);
331 track->db_depth_view = 0xFFFFC000;
332 track->db_depth_size = 0xFFFFFFFF;
333 track->db_depth_size_idx = 0;
334 track->db_depth_control = 0xFFFFFFFF;
335 track->db_dirty = true;
336 track->htile_bo = NULL;
337 track->htile_offset = 0xFFFFFFFF;
338 track->htile_surface = 0;
339
340 for (i = 0; i < 4; i++) {
341 track->vgt_strmout_size[i] = 0;
342 track->vgt_strmout_bo[i] = NULL;
343 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF;
344 track->vgt_strmout_bo_mc[i] = 0xFFFFFFFF;
345 }
346 track->streamout_dirty = true;
347 track->sx_misc_kill_all_prims = false;
348}
349
350static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i)
351{
352 struct r600_cs_track *track = p->track;
353 u32 slice_tile_max, size, tmp;
354 u32 height, height_align, pitch, pitch_align, depth_align;
355 u64 base_offset, base_align;
356 struct array_mode_checker array_check;
357 volatile u32 *ib = p->ib.ptr;
358 unsigned array_mode;
359 u32 format;
360 /* When resolve is used, the second colorbuffer has always 1 sample. */
361 unsigned nsamples = track->is_resolve && i == 1 ? 1 : track->nsamples;
362
363 size = radeon_bo_size(track->cb_color_bo[i]) - track->cb_color_bo_offset[i];
364 format = G_0280A0_FORMAT(track->cb_color_info[i]);
365 if (!r600_fmt_is_valid_color(format)) {
366 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08X)\n",
367 __func__, __LINE__, format,
368 i, track->cb_color_info[i]);
369 return -EINVAL;
370 }
371 /* pitch in pixels */
372 pitch = (G_028060_PITCH_TILE_MAX(track->cb_color_size[i]) + 1) * 8;
373 slice_tile_max = G_028060_SLICE_TILE_MAX(track->cb_color_size[i]) + 1;
374 slice_tile_max *= 64;
375 height = slice_tile_max / pitch;
376 if (height > 8192)
377 height = 8192;
378 array_mode = G_0280A0_ARRAY_MODE(track->cb_color_info[i]);
379
380 base_offset = track->cb_color_bo_mc[i] + track->cb_color_bo_offset[i];
381 array_check.array_mode = array_mode;
382 array_check.group_size = track->group_size;
383 array_check.nbanks = track->nbanks;
384 array_check.npipes = track->npipes;
385 array_check.nsamples = nsamples;
386 array_check.blocksize = r600_fmt_get_blocksize(format);
387 if (r600_get_array_mode_alignment(&array_check,
388 &pitch_align, &height_align, &depth_align, &base_align)) {
389 dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__,
390 G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i,
391 track->cb_color_info[i]);
392 return -EINVAL;
393 }
394 switch (array_mode) {
395 case V_0280A0_ARRAY_LINEAR_GENERAL:
396 break;
397 case V_0280A0_ARRAY_LINEAR_ALIGNED:
398 break;
399 case V_0280A0_ARRAY_1D_TILED_THIN1:
400 /* avoid breaking userspace */
401 if (height > 7)
402 height &= ~0x7;
403 break;
404 case V_0280A0_ARRAY_2D_TILED_THIN1:
405 break;
406 default:
407 dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__,
408 G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i,
409 track->cb_color_info[i]);
410 return -EINVAL;
411 }
412
413 if (!IS_ALIGNED(pitch, pitch_align)) {
414 dev_warn(p->dev, "%s:%d cb pitch (%d, 0x%x, %d) invalid\n",
415 __func__, __LINE__, pitch, pitch_align, array_mode);
416 return -EINVAL;
417 }
418 if (!IS_ALIGNED(height, height_align)) {
419 dev_warn(p->dev, "%s:%d cb height (%d, 0x%x, %d) invalid\n",
420 __func__, __LINE__, height, height_align, array_mode);
421 return -EINVAL;
422 }
423 if (!IS_ALIGNED(base_offset, base_align)) {
424 dev_warn(p->dev, "%s offset[%d] 0x%llx 0x%llx, %d not aligned\n", __func__, i,
425 base_offset, base_align, array_mode);
426 return -EINVAL;
427 }
428
429 /* check offset */
430 tmp = r600_fmt_get_nblocksy(format, height) * r600_fmt_get_nblocksx(format, pitch) *
431 r600_fmt_get_blocksize(format) * nsamples;
432 switch (array_mode) {
433 default:
434 case V_0280A0_ARRAY_LINEAR_GENERAL:
435 case V_0280A0_ARRAY_LINEAR_ALIGNED:
436 tmp += track->cb_color_view[i] & 0xFF;
437 break;
438 case V_0280A0_ARRAY_1D_TILED_THIN1:
439 case V_0280A0_ARRAY_2D_TILED_THIN1:
440 tmp += G_028080_SLICE_MAX(track->cb_color_view[i]) * tmp;
441 break;
442 }
443 if ((tmp + track->cb_color_bo_offset[i]) > radeon_bo_size(track->cb_color_bo[i])) {
444 if (array_mode == V_0280A0_ARRAY_LINEAR_GENERAL) {
445 /* the initial DDX does bad things with the CB size occasionally */
446 /* it rounds up height too far for slice tile max but the BO is smaller */
447 /* r600c,g also seem to flush at bad times in some apps resulting in
448 * bogus values here. So for linear just allow anything to avoid breaking
449 * broken userspace.
450 */
451 } else {
452 dev_warn(p->dev, "%s offset[%d] %d %llu %d %lu too big (%d %d) (%d %d %d)\n",
453 __func__, i, array_mode,
454 track->cb_color_bo_offset[i], tmp,
455 radeon_bo_size(track->cb_color_bo[i]),
456 pitch, height, r600_fmt_get_nblocksx(format, pitch),
457 r600_fmt_get_nblocksy(format, height),
458 r600_fmt_get_blocksize(format));
459 return -EINVAL;
460 }
461 }
462 /* limit max tile */
463 tmp = (height * pitch) >> 6;
464 if (tmp < slice_tile_max)
465 slice_tile_max = tmp;
466 tmp = S_028060_PITCH_TILE_MAX((pitch / 8) - 1) |
467 S_028060_SLICE_TILE_MAX(slice_tile_max - 1);
468 ib[track->cb_color_size_idx[i]] = tmp;
469
470 /* FMASK/CMASK */
471 switch (G_0280A0_TILE_MODE(track->cb_color_info[i])) {
472 case V_0280A0_TILE_DISABLE:
473 break;
474 case V_0280A0_FRAG_ENABLE:
475 if (track->nsamples > 1) {
476 uint32_t tile_max = G_028100_FMASK_TILE_MAX(track->cb_color_mask[i]);
477 /* the tile size is 8x8, but the size is in units of bits.
478 * for bytes, do just * 8. */
479 uint32_t bytes = track->nsamples * track->log_nsamples * 8 * (tile_max + 1);
480
481 if (bytes + track->cb_color_frag_offset[i] >
482 radeon_bo_size(track->cb_color_frag_bo[i])) {
483 dev_warn(p->dev, "%s FMASK_TILE_MAX too large "
484 "(tile_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n",
485 __func__, tile_max, bytes,
486 track->cb_color_frag_offset[i],
487 radeon_bo_size(track->cb_color_frag_bo[i]));
488 return -EINVAL;
489 }
490 }
491 /* fall through */
492 case V_0280A0_CLEAR_ENABLE:
493 {
494 uint32_t block_max = G_028100_CMASK_BLOCK_MAX(track->cb_color_mask[i]);
495 /* One block = 128x128 pixels, one 8x8 tile has 4 bits..
496 * (128*128) / (8*8) / 2 = 128 bytes per block. */
497 uint32_t bytes = (block_max + 1) * 128;
498
499 if (bytes + track->cb_color_tile_offset[i] >
500 radeon_bo_size(track->cb_color_tile_bo[i])) {
501 dev_warn(p->dev, "%s CMASK_BLOCK_MAX too large "
502 "(block_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n",
503 __func__, block_max, bytes,
504 track->cb_color_tile_offset[i],
505 radeon_bo_size(track->cb_color_tile_bo[i]));
506 return -EINVAL;
507 }
508 break;
509 }
510 default:
511 dev_warn(p->dev, "%s invalid tile mode\n", __func__);
512 return -EINVAL;
513 }
514 return 0;
515}
516
517static int r600_cs_track_validate_db(struct radeon_cs_parser *p)
518{
519 struct r600_cs_track *track = p->track;
520 u32 nviews, bpe, ntiles, size, slice_tile_max, tmp;
521 u32 height_align, pitch_align, depth_align;
522 u32 pitch = 8192;
523 u32 height = 8192;
524 u64 base_offset, base_align;
525 struct array_mode_checker array_check;
526 int array_mode;
527 volatile u32 *ib = p->ib.ptr;
528
529
530 if (track->db_bo == NULL) {
531 dev_warn(p->dev, "z/stencil with no depth buffer\n");
532 return -EINVAL;
533 }
534 switch (G_028010_FORMAT(track->db_depth_info)) {
535 case V_028010_DEPTH_16:
536 bpe = 2;
537 break;
538 case V_028010_DEPTH_X8_24:
539 case V_028010_DEPTH_8_24:
540 case V_028010_DEPTH_X8_24_FLOAT:
541 case V_028010_DEPTH_8_24_FLOAT:
542 case V_028010_DEPTH_32_FLOAT:
543 bpe = 4;
544 break;
545 case V_028010_DEPTH_X24_8_32_FLOAT:
546 bpe = 8;
547 break;
548 default:
549 dev_warn(p->dev, "z/stencil with invalid format %d\n", G_028010_FORMAT(track->db_depth_info));
550 return -EINVAL;
551 }
552 if ((track->db_depth_size & 0xFFFFFC00) == 0xFFFFFC00) {
553 if (!track->db_depth_size_idx) {
554 dev_warn(p->dev, "z/stencil buffer size not set\n");
555 return -EINVAL;
556 }
557 tmp = radeon_bo_size(track->db_bo) - track->db_offset;
558 tmp = (tmp / bpe) >> 6;
559 if (!tmp) {
560 dev_warn(p->dev, "z/stencil buffer too small (0x%08X %d %d %ld)\n",
561 track->db_depth_size, bpe, track->db_offset,
562 radeon_bo_size(track->db_bo));
563 return -EINVAL;
564 }
565 ib[track->db_depth_size_idx] = S_028000_SLICE_TILE_MAX(tmp - 1) | (track->db_depth_size & 0x3FF);
566 } else {
567 size = radeon_bo_size(track->db_bo);
568 /* pitch in pixels */
569 pitch = (G_028000_PITCH_TILE_MAX(track->db_depth_size) + 1) * 8;
570 slice_tile_max = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1;
571 slice_tile_max *= 64;
572 height = slice_tile_max / pitch;
573 if (height > 8192)
574 height = 8192;
575 base_offset = track->db_bo_mc + track->db_offset;
576 array_mode = G_028010_ARRAY_MODE(track->db_depth_info);
577 array_check.array_mode = array_mode;
578 array_check.group_size = track->group_size;
579 array_check.nbanks = track->nbanks;
580 array_check.npipes = track->npipes;
581 array_check.nsamples = track->nsamples;
582 array_check.blocksize = bpe;
583 if (r600_get_array_mode_alignment(&array_check,
584 &pitch_align, &height_align, &depth_align, &base_align)) {
585 dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__,
586 G_028010_ARRAY_MODE(track->db_depth_info),
587 track->db_depth_info);
588 return -EINVAL;
589 }
590 switch (array_mode) {
591 case V_028010_ARRAY_1D_TILED_THIN1:
592 /* don't break userspace */
593 height &= ~0x7;
594 break;
595 case V_028010_ARRAY_2D_TILED_THIN1:
596 break;
597 default:
598 dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__,
599 G_028010_ARRAY_MODE(track->db_depth_info),
600 track->db_depth_info);
601 return -EINVAL;
602 }
603
604 if (!IS_ALIGNED(pitch, pitch_align)) {
605 dev_warn(p->dev, "%s:%d db pitch (%d, 0x%x, %d) invalid\n",
606 __func__, __LINE__, pitch, pitch_align, array_mode);
607 return -EINVAL;
608 }
609 if (!IS_ALIGNED(height, height_align)) {
610 dev_warn(p->dev, "%s:%d db height (%d, 0x%x, %d) invalid\n",
611 __func__, __LINE__, height, height_align, array_mode);
612 return -EINVAL;
613 }
614 if (!IS_ALIGNED(base_offset, base_align)) {
615 dev_warn(p->dev, "%s offset 0x%llx, 0x%llx, %d not aligned\n", __func__,
616 base_offset, base_align, array_mode);
617 return -EINVAL;
618 }
619
620 ntiles = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1;
621 nviews = G_028004_SLICE_MAX(track->db_depth_view) + 1;
622 tmp = ntiles * bpe * 64 * nviews * track->nsamples;
623 if ((tmp + track->db_offset) > radeon_bo_size(track->db_bo)) {
624 dev_warn(p->dev, "z/stencil buffer (%d) too small (0x%08X %d %d %d -> %u have %lu)\n",
625 array_mode,
626 track->db_depth_size, ntiles, nviews, bpe, tmp + track->db_offset,
627 radeon_bo_size(track->db_bo));
628 return -EINVAL;
629 }
630 }
631
632 /* hyperz */
633 if (G_028010_TILE_SURFACE_ENABLE(track->db_depth_info)) {
634 unsigned long size;
635 unsigned nbx, nby;
636
637 if (track->htile_bo == NULL) {
638 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n",
639 __func__, __LINE__, track->db_depth_info);
640 return -EINVAL;
641 }
642 if ((track->db_depth_size & 0xFFFFFC00) == 0xFFFFFC00) {
643 dev_warn(p->dev, "%s:%d htile can't be enabled with bogus db_depth_size 0x%08x\n",
644 __func__, __LINE__, track->db_depth_size);
645 return -EINVAL;
646 }
647
648 nbx = pitch;
649 nby = height;
650 if (G_028D24_LINEAR(track->htile_surface)) {
651 /* nbx must be 16 htiles aligned == 16 * 8 pixel aligned */
652 nbx = round_up(nbx, 16 * 8);
653 /* nby is npipes htiles aligned == npipes * 8 pixel aligned */
654 nby = round_up(nby, track->npipes * 8);
655 } else {
656 /* always assume 8x8 htile */
657 /* align is htile align * 8, htile align vary according to
658 * number of pipe and tile width and nby
659 */
660 switch (track->npipes) {
661 case 8:
662 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
663 nbx = round_up(nbx, 64 * 8);
664 nby = round_up(nby, 64 * 8);
665 break;
666 case 4:
667 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
668 nbx = round_up(nbx, 64 * 8);
669 nby = round_up(nby, 32 * 8);
670 break;
671 case 2:
672 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
673 nbx = round_up(nbx, 32 * 8);
674 nby = round_up(nby, 32 * 8);
675 break;
676 case 1:
677 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
678 nbx = round_up(nbx, 32 * 8);
679 nby = round_up(nby, 16 * 8);
680 break;
681 default:
682 dev_warn(p->dev, "%s:%d invalid num pipes %d\n",
683 __func__, __LINE__, track->npipes);
684 return -EINVAL;
685 }
686 }
687 /* compute number of htile */
688 nbx = nbx >> 3;
689 nby = nby >> 3;
690 /* size must be aligned on npipes * 2K boundary */
691 size = roundup(nbx * nby * 4, track->npipes * (2 << 10));
692 size += track->htile_offset;
693
694 if (size > radeon_bo_size(track->htile_bo)) {
695 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n",
696 __func__, __LINE__, radeon_bo_size(track->htile_bo),
697 size, nbx, nby);
698 return -EINVAL;
699 }
700 }
701
702 track->db_dirty = false;
703 return 0;
704}
705
706static int r600_cs_track_check(struct radeon_cs_parser *p)
707{
708 struct r600_cs_track *track = p->track;
709 u32 tmp;
710 int r, i;
711
712 /* on legacy kernel we don't perform advanced check */
713 if (p->rdev == NULL)
714 return 0;
715
716 /* check streamout */
717 if (track->streamout_dirty && track->vgt_strmout_en) {
718 for (i = 0; i < 4; i++) {
719 if (track->vgt_strmout_buffer_en & (1 << i)) {
720 if (track->vgt_strmout_bo[i]) {
721 u64 offset = (u64)track->vgt_strmout_bo_offset[i] +
722 (u64)track->vgt_strmout_size[i];
723 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) {
724 DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n",
725 i, offset,
726 radeon_bo_size(track->vgt_strmout_bo[i]));
727 return -EINVAL;
728 }
729 } else {
730 dev_warn(p->dev, "No buffer for streamout %d\n", i);
731 return -EINVAL;
732 }
733 }
734 }
735 track->streamout_dirty = false;
736 }
737
738 if (track->sx_misc_kill_all_prims)
739 return 0;
740
741 /* check that we have a cb for each enabled target, we don't check
742 * shader_mask because it seems mesa isn't always setting it :(
743 */
744 if (track->cb_dirty) {
745 tmp = track->cb_target_mask;
746
747 /* We must check both colorbuffers for RESOLVE. */
748 if (track->is_resolve) {
749 tmp |= 0xff;
750 }
751
752 for (i = 0; i < 8; i++) {
753 u32 format = G_0280A0_FORMAT(track->cb_color_info[i]);
754
755 if (format != V_0280A0_COLOR_INVALID &&
756 (tmp >> (i * 4)) & 0xF) {
757 /* at least one component is enabled */
758 if (track->cb_color_bo[i] == NULL) {
759 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n",
760 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i);
761 return -EINVAL;
762 }
763 /* perform rewrite of CB_COLOR[0-7]_SIZE */
764 r = r600_cs_track_validate_cb(p, i);
765 if (r)
766 return r;
767 }
768 }
769 track->cb_dirty = false;
770 }
771
772 /* Check depth buffer */
773 if (track->db_dirty &&
774 G_028010_FORMAT(track->db_depth_info) != V_028010_DEPTH_INVALID &&
775 (G_028800_STENCIL_ENABLE(track->db_depth_control) ||
776 G_028800_Z_ENABLE(track->db_depth_control))) {
777 r = r600_cs_track_validate_db(p);
778 if (r)
779 return r;
780 }
781
782 return 0;
783}
784
785/**
786 * r600_cs_packet_parse_vline() - parse userspace VLINE packet
787 * @parser: parser structure holding parsing context.
788 *
789 * This is an R600-specific function for parsing VLINE packets.
790 * Real work is done by r600_cs_common_vline_parse function.
791 * Here we just set up ASIC-specific register table and call
792 * the common implementation function.
793 */
794static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p)
795{
796 static uint32_t vline_start_end[2] = {AVIVO_D1MODE_VLINE_START_END,
797 AVIVO_D2MODE_VLINE_START_END};
798 static uint32_t vline_status[2] = {AVIVO_D1MODE_VLINE_STATUS,
799 AVIVO_D2MODE_VLINE_STATUS};
800
801 return r600_cs_common_vline_parse(p, vline_start_end, vline_status);
802}
803
804/**
805 * r600_cs_common_vline_parse() - common vline parser
806 * @parser: parser structure holding parsing context.
807 * @vline_start_end: table of vline_start_end registers
808 * @vline_status: table of vline_status registers
809 *
810 * Userspace sends a special sequence for VLINE waits.
811 * PACKET0 - VLINE_START_END + value
812 * PACKET3 - WAIT_REG_MEM poll vline status reg
813 * RELOC (P3) - crtc_id in reloc.
814 *
815 * This function parses this and relocates the VLINE START END
816 * and WAIT_REG_MEM packets to the correct crtc.
817 * It also detects a switched off crtc and nulls out the
818 * wait in that case. This function is common for all ASICs that
819 * are R600 and newer. The parsing algorithm is the same, and only
820 * differs in which registers are used.
821 *
822 * Caller is the ASIC-specific function which passes the parser
823 * context and ASIC-specific register table
824 */
825int r600_cs_common_vline_parse(struct radeon_cs_parser *p,
826 uint32_t *vline_start_end,
827 uint32_t *vline_status)
828{
829 struct drm_crtc *crtc;
830 struct radeon_crtc *radeon_crtc;
831 struct radeon_cs_packet p3reloc, wait_reg_mem;
832 int crtc_id;
833 int r;
834 uint32_t header, h_idx, reg, wait_reg_mem_info;
835 volatile uint32_t *ib;
836
837 ib = p->ib.ptr;
838
839 /* parse the WAIT_REG_MEM */
840 r = radeon_cs_packet_parse(p, &wait_reg_mem, p->idx);
841 if (r)
842 return r;
843
844 /* check its a WAIT_REG_MEM */
845 if (wait_reg_mem.type != RADEON_PACKET_TYPE3 ||
846 wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) {
847 DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n");
848 return -EINVAL;
849 }
850
851 wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1);
852 /* bit 4 is reg (0) or mem (1) */
853 if (wait_reg_mem_info & 0x10) {
854 DRM_ERROR("vline WAIT_REG_MEM waiting on MEM instead of REG\n");
855 return -EINVAL;
856 }
857 /* bit 8 is me (0) or pfp (1) */
858 if (wait_reg_mem_info & 0x100) {
859 DRM_ERROR("vline WAIT_REG_MEM waiting on PFP instead of ME\n");
860 return -EINVAL;
861 }
862 /* waiting for value to be equal */
863 if ((wait_reg_mem_info & 0x7) != 0x3) {
864 DRM_ERROR("vline WAIT_REG_MEM function not equal\n");
865 return -EINVAL;
866 }
867 if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != vline_status[0]) {
868 DRM_ERROR("vline WAIT_REG_MEM bad reg\n");
869 return -EINVAL;
870 }
871
872 if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != RADEON_VLINE_STAT) {
873 DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n");
874 return -EINVAL;
875 }
876
877 /* jump over the NOP */
878 r = radeon_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2);
879 if (r)
880 return r;
881
882 h_idx = p->idx - 2;
883 p->idx += wait_reg_mem.count + 2;
884 p->idx += p3reloc.count + 2;
885
886 header = radeon_get_ib_value(p, h_idx);
887 crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1);
888 reg = R600_CP_PACKET0_GET_REG(header);
889
890 crtc = drm_crtc_find(p->rdev->ddev, p->filp, crtc_id);
891 if (!crtc) {
892 DRM_ERROR("cannot find crtc %d\n", crtc_id);
893 return -ENOENT;
894 }
895 radeon_crtc = to_radeon_crtc(crtc);
896 crtc_id = radeon_crtc->crtc_id;
897
898 if (!crtc->enabled) {
899 /* CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */
900 ib[h_idx + 2] = PACKET2(0);
901 ib[h_idx + 3] = PACKET2(0);
902 ib[h_idx + 4] = PACKET2(0);
903 ib[h_idx + 5] = PACKET2(0);
904 ib[h_idx + 6] = PACKET2(0);
905 ib[h_idx + 7] = PACKET2(0);
906 ib[h_idx + 8] = PACKET2(0);
907 } else if (reg == vline_start_end[0]) {
908 header &= ~R600_CP_PACKET0_REG_MASK;
909 header |= vline_start_end[crtc_id] >> 2;
910 ib[h_idx] = header;
911 ib[h_idx + 4] = vline_status[crtc_id] >> 2;
912 } else {
913 DRM_ERROR("unknown crtc reloc\n");
914 return -EINVAL;
915 }
916 return 0;
917}
918
919static int r600_packet0_check(struct radeon_cs_parser *p,
920 struct radeon_cs_packet *pkt,
921 unsigned idx, unsigned reg)
922{
923 int r;
924
925 switch (reg) {
926 case AVIVO_D1MODE_VLINE_START_END:
927 r = r600_cs_packet_parse_vline(p);
928 if (r) {
929 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
930 idx, reg);
931 return r;
932 }
933 break;
934 default:
935 pr_err("Forbidden register 0x%04X in cs at %d\n", reg, idx);
936 return -EINVAL;
937 }
938 return 0;
939}
940
941static int r600_cs_parse_packet0(struct radeon_cs_parser *p,
942 struct radeon_cs_packet *pkt)
943{
944 unsigned reg, i;
945 unsigned idx;
946 int r;
947
948 idx = pkt->idx + 1;
949 reg = pkt->reg;
950 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) {
951 r = r600_packet0_check(p, pkt, idx, reg);
952 if (r) {
953 return r;
954 }
955 }
956 return 0;
957}
958
959/**
960 * r600_cs_check_reg() - check if register is authorized or not
961 * @parser: parser structure holding parsing context
962 * @reg: register we are testing
963 * @idx: index into the cs buffer
964 *
965 * This function will test against r600_reg_safe_bm and return 0
966 * if register is safe. If register is not flag as safe this function
967 * will test it against a list of register needind special handling.
968 */
969static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
970{
971 struct r600_cs_track *track = (struct r600_cs_track *)p->track;
972 struct radeon_bo_list *reloc;
973 u32 m, i, tmp, *ib;
974 int r;
975
976 i = (reg >> 7);
977 if (i >= ARRAY_SIZE(r600_reg_safe_bm)) {
978 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
979 return -EINVAL;
980 }
981 m = 1 << ((reg >> 2) & 31);
982 if (!(r600_reg_safe_bm[i] & m))
983 return 0;
984 ib = p->ib.ptr;
985 switch (reg) {
986 /* force following reg to 0 in an attempt to disable out buffer
987 * which will need us to better understand how it works to perform
988 * security check on it (Jerome)
989 */
990 case R_0288A8_SQ_ESGS_RING_ITEMSIZE:
991 case R_008C44_SQ_ESGS_RING_SIZE:
992 case R_0288B0_SQ_ESTMP_RING_ITEMSIZE:
993 case R_008C54_SQ_ESTMP_RING_SIZE:
994 case R_0288C0_SQ_FBUF_RING_ITEMSIZE:
995 case R_008C74_SQ_FBUF_RING_SIZE:
996 case R_0288B4_SQ_GSTMP_RING_ITEMSIZE:
997 case R_008C5C_SQ_GSTMP_RING_SIZE:
998 case R_0288AC_SQ_GSVS_RING_ITEMSIZE:
999 case R_008C4C_SQ_GSVS_RING_SIZE:
1000 case R_0288BC_SQ_PSTMP_RING_ITEMSIZE:
1001 case R_008C6C_SQ_PSTMP_RING_SIZE:
1002 case R_0288C4_SQ_REDUC_RING_ITEMSIZE:
1003 case R_008C7C_SQ_REDUC_RING_SIZE:
1004 case R_0288B8_SQ_VSTMP_RING_ITEMSIZE:
1005 case R_008C64_SQ_VSTMP_RING_SIZE:
1006 case R_0288C8_SQ_GS_VERT_ITEMSIZE:
1007 /* get value to populate the IB don't remove */
1008 /*tmp =radeon_get_ib_value(p, idx);
1009 ib[idx] = 0;*/
1010 break;
1011 case SQ_ESGS_RING_BASE:
1012 case SQ_GSVS_RING_BASE:
1013 case SQ_ESTMP_RING_BASE:
1014 case SQ_GSTMP_RING_BASE:
1015 case SQ_PSTMP_RING_BASE:
1016 case SQ_VSTMP_RING_BASE:
1017 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1018 if (r) {
1019 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1020 "0x%04X\n", reg);
1021 return -EINVAL;
1022 }
1023 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1024 break;
1025 case SQ_CONFIG:
1026 track->sq_config = radeon_get_ib_value(p, idx);
1027 break;
1028 case R_028800_DB_DEPTH_CONTROL:
1029 track->db_depth_control = radeon_get_ib_value(p, idx);
1030 track->db_dirty = true;
1031 break;
1032 case R_028010_DB_DEPTH_INFO:
1033 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) &&
1034 radeon_cs_packet_next_is_pkt3_nop(p)) {
1035 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1036 if (r) {
1037 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1038 "0x%04X\n", reg);
1039 return -EINVAL;
1040 }
1041 track->db_depth_info = radeon_get_ib_value(p, idx);
1042 ib[idx] &= C_028010_ARRAY_MODE;
1043 track->db_depth_info &= C_028010_ARRAY_MODE;
1044 if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1045 ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1);
1046 track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1);
1047 } else {
1048 ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1);
1049 track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1);
1050 }
1051 } else {
1052 track->db_depth_info = radeon_get_ib_value(p, idx);
1053 }
1054 track->db_dirty = true;
1055 break;
1056 case R_028004_DB_DEPTH_VIEW:
1057 track->db_depth_view = radeon_get_ib_value(p, idx);
1058 track->db_dirty = true;
1059 break;
1060 case R_028000_DB_DEPTH_SIZE:
1061 track->db_depth_size = radeon_get_ib_value(p, idx);
1062 track->db_depth_size_idx = idx;
1063 track->db_dirty = true;
1064 break;
1065 case R_028AB0_VGT_STRMOUT_EN:
1066 track->vgt_strmout_en = radeon_get_ib_value(p, idx);
1067 track->streamout_dirty = true;
1068 break;
1069 case R_028B20_VGT_STRMOUT_BUFFER_EN:
1070 track->vgt_strmout_buffer_en = radeon_get_ib_value(p, idx);
1071 track->streamout_dirty = true;
1072 break;
1073 case VGT_STRMOUT_BUFFER_BASE_0:
1074 case VGT_STRMOUT_BUFFER_BASE_1:
1075 case VGT_STRMOUT_BUFFER_BASE_2:
1076 case VGT_STRMOUT_BUFFER_BASE_3:
1077 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1078 if (r) {
1079 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1080 "0x%04X\n", reg);
1081 return -EINVAL;
1082 }
1083 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16;
1084 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8;
1085 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1086 track->vgt_strmout_bo[tmp] = reloc->robj;
1087 track->vgt_strmout_bo_mc[tmp] = reloc->gpu_offset;
1088 track->streamout_dirty = true;
1089 break;
1090 case VGT_STRMOUT_BUFFER_SIZE_0:
1091 case VGT_STRMOUT_BUFFER_SIZE_1:
1092 case VGT_STRMOUT_BUFFER_SIZE_2:
1093 case VGT_STRMOUT_BUFFER_SIZE_3:
1094 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16;
1095 /* size in register is DWs, convert to bytes */
1096 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4;
1097 track->streamout_dirty = true;
1098 break;
1099 case CP_COHER_BASE:
1100 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1101 if (r) {
1102 dev_warn(p->dev, "missing reloc for CP_COHER_BASE "
1103 "0x%04X\n", reg);
1104 return -EINVAL;
1105 }
1106 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1107 break;
1108 case R_028238_CB_TARGET_MASK:
1109 track->cb_target_mask = radeon_get_ib_value(p, idx);
1110 track->cb_dirty = true;
1111 break;
1112 case R_02823C_CB_SHADER_MASK:
1113 track->cb_shader_mask = radeon_get_ib_value(p, idx);
1114 break;
1115 case R_028C04_PA_SC_AA_CONFIG:
1116 tmp = G_028C04_MSAA_NUM_SAMPLES(radeon_get_ib_value(p, idx));
1117 track->log_nsamples = tmp;
1118 track->nsamples = 1 << tmp;
1119 track->cb_dirty = true;
1120 break;
1121 case R_028808_CB_COLOR_CONTROL:
1122 tmp = G_028808_SPECIAL_OP(radeon_get_ib_value(p, idx));
1123 track->is_resolve = tmp == V_028808_SPECIAL_RESOLVE_BOX;
1124 track->cb_dirty = true;
1125 break;
1126 case R_0280A0_CB_COLOR0_INFO:
1127 case R_0280A4_CB_COLOR1_INFO:
1128 case R_0280A8_CB_COLOR2_INFO:
1129 case R_0280AC_CB_COLOR3_INFO:
1130 case R_0280B0_CB_COLOR4_INFO:
1131 case R_0280B4_CB_COLOR5_INFO:
1132 case R_0280B8_CB_COLOR6_INFO:
1133 case R_0280BC_CB_COLOR7_INFO:
1134 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) &&
1135 radeon_cs_packet_next_is_pkt3_nop(p)) {
1136 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1137 if (r) {
1138 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1139 return -EINVAL;
1140 }
1141 tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4;
1142 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1143 if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1144 ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1);
1145 track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1);
1146 } else if (reloc->tiling_flags & RADEON_TILING_MICRO) {
1147 ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1);
1148 track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1);
1149 }
1150 } else {
1151 tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4;
1152 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1153 }
1154 track->cb_dirty = true;
1155 break;
1156 case R_028080_CB_COLOR0_VIEW:
1157 case R_028084_CB_COLOR1_VIEW:
1158 case R_028088_CB_COLOR2_VIEW:
1159 case R_02808C_CB_COLOR3_VIEW:
1160 case R_028090_CB_COLOR4_VIEW:
1161 case R_028094_CB_COLOR5_VIEW:
1162 case R_028098_CB_COLOR6_VIEW:
1163 case R_02809C_CB_COLOR7_VIEW:
1164 tmp = (reg - R_028080_CB_COLOR0_VIEW) / 4;
1165 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx);
1166 track->cb_dirty = true;
1167 break;
1168 case R_028060_CB_COLOR0_SIZE:
1169 case R_028064_CB_COLOR1_SIZE:
1170 case R_028068_CB_COLOR2_SIZE:
1171 case R_02806C_CB_COLOR3_SIZE:
1172 case R_028070_CB_COLOR4_SIZE:
1173 case R_028074_CB_COLOR5_SIZE:
1174 case R_028078_CB_COLOR6_SIZE:
1175 case R_02807C_CB_COLOR7_SIZE:
1176 tmp = (reg - R_028060_CB_COLOR0_SIZE) / 4;
1177 track->cb_color_size[tmp] = radeon_get_ib_value(p, idx);
1178 track->cb_color_size_idx[tmp] = idx;
1179 track->cb_dirty = true;
1180 break;
1181 /* This register were added late, there is userspace
1182 * which does provide relocation for those but set
1183 * 0 offset. In order to avoid breaking old userspace
1184 * we detect this and set address to point to last
1185 * CB_COLOR0_BASE, note that if userspace doesn't set
1186 * CB_COLOR0_BASE before this register we will report
1187 * error. Old userspace always set CB_COLOR0_BASE
1188 * before any of this.
1189 */
1190 case R_0280E0_CB_COLOR0_FRAG:
1191 case R_0280E4_CB_COLOR1_FRAG:
1192 case R_0280E8_CB_COLOR2_FRAG:
1193 case R_0280EC_CB_COLOR3_FRAG:
1194 case R_0280F0_CB_COLOR4_FRAG:
1195 case R_0280F4_CB_COLOR5_FRAG:
1196 case R_0280F8_CB_COLOR6_FRAG:
1197 case R_0280FC_CB_COLOR7_FRAG:
1198 tmp = (reg - R_0280E0_CB_COLOR0_FRAG) / 4;
1199 if (!radeon_cs_packet_next_is_pkt3_nop(p)) {
1200 if (!track->cb_color_base_last[tmp]) {
1201 dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg);
1202 return -EINVAL;
1203 }
1204 track->cb_color_frag_bo[tmp] = track->cb_color_bo[tmp];
1205 track->cb_color_frag_offset[tmp] = track->cb_color_bo_offset[tmp];
1206 ib[idx] = track->cb_color_base_last[tmp];
1207 } else {
1208 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1209 if (r) {
1210 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1211 return -EINVAL;
1212 }
1213 track->cb_color_frag_bo[tmp] = reloc->robj;
1214 track->cb_color_frag_offset[tmp] = (u64)ib[idx] << 8;
1215 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1216 }
1217 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) {
1218 track->cb_dirty = true;
1219 }
1220 break;
1221 case R_0280C0_CB_COLOR0_TILE:
1222 case R_0280C4_CB_COLOR1_TILE:
1223 case R_0280C8_CB_COLOR2_TILE:
1224 case R_0280CC_CB_COLOR3_TILE:
1225 case R_0280D0_CB_COLOR4_TILE:
1226 case R_0280D4_CB_COLOR5_TILE:
1227 case R_0280D8_CB_COLOR6_TILE:
1228 case R_0280DC_CB_COLOR7_TILE:
1229 tmp = (reg - R_0280C0_CB_COLOR0_TILE) / 4;
1230 if (!radeon_cs_packet_next_is_pkt3_nop(p)) {
1231 if (!track->cb_color_base_last[tmp]) {
1232 dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg);
1233 return -EINVAL;
1234 }
1235 track->cb_color_tile_bo[tmp] = track->cb_color_bo[tmp];
1236 track->cb_color_tile_offset[tmp] = track->cb_color_bo_offset[tmp];
1237 ib[idx] = track->cb_color_base_last[tmp];
1238 } else {
1239 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1240 if (r) {
1241 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1242 return -EINVAL;
1243 }
1244 track->cb_color_tile_bo[tmp] = reloc->robj;
1245 track->cb_color_tile_offset[tmp] = (u64)ib[idx] << 8;
1246 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1247 }
1248 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) {
1249 track->cb_dirty = true;
1250 }
1251 break;
1252 case R_028100_CB_COLOR0_MASK:
1253 case R_028104_CB_COLOR1_MASK:
1254 case R_028108_CB_COLOR2_MASK:
1255 case R_02810C_CB_COLOR3_MASK:
1256 case R_028110_CB_COLOR4_MASK:
1257 case R_028114_CB_COLOR5_MASK:
1258 case R_028118_CB_COLOR6_MASK:
1259 case R_02811C_CB_COLOR7_MASK:
1260 tmp = (reg - R_028100_CB_COLOR0_MASK) / 4;
1261 track->cb_color_mask[tmp] = radeon_get_ib_value(p, idx);
1262 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) {
1263 track->cb_dirty = true;
1264 }
1265 break;
1266 case CB_COLOR0_BASE:
1267 case CB_COLOR1_BASE:
1268 case CB_COLOR2_BASE:
1269 case CB_COLOR3_BASE:
1270 case CB_COLOR4_BASE:
1271 case CB_COLOR5_BASE:
1272 case CB_COLOR6_BASE:
1273 case CB_COLOR7_BASE:
1274 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1275 if (r) {
1276 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1277 "0x%04X\n", reg);
1278 return -EINVAL;
1279 }
1280 tmp = (reg - CB_COLOR0_BASE) / 4;
1281 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8;
1282 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1283 track->cb_color_base_last[tmp] = ib[idx];
1284 track->cb_color_bo[tmp] = reloc->robj;
1285 track->cb_color_bo_mc[tmp] = reloc->gpu_offset;
1286 track->cb_dirty = true;
1287 break;
1288 case DB_DEPTH_BASE:
1289 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1290 if (r) {
1291 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1292 "0x%04X\n", reg);
1293 return -EINVAL;
1294 }
1295 track->db_offset = radeon_get_ib_value(p, idx) << 8;
1296 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1297 track->db_bo = reloc->robj;
1298 track->db_bo_mc = reloc->gpu_offset;
1299 track->db_dirty = true;
1300 break;
1301 case DB_HTILE_DATA_BASE:
1302 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1303 if (r) {
1304 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1305 "0x%04X\n", reg);
1306 return -EINVAL;
1307 }
1308 track->htile_offset = radeon_get_ib_value(p, idx) << 8;
1309 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1310 track->htile_bo = reloc->robj;
1311 track->db_dirty = true;
1312 break;
1313 case DB_HTILE_SURFACE:
1314 track->htile_surface = radeon_get_ib_value(p, idx);
1315 /* force 8x8 htile width and height */
1316 ib[idx] |= 3;
1317 track->db_dirty = true;
1318 break;
1319 case SQ_PGM_START_FS:
1320 case SQ_PGM_START_ES:
1321 case SQ_PGM_START_VS:
1322 case SQ_PGM_START_GS:
1323 case SQ_PGM_START_PS:
1324 case SQ_ALU_CONST_CACHE_GS_0:
1325 case SQ_ALU_CONST_CACHE_GS_1:
1326 case SQ_ALU_CONST_CACHE_GS_2:
1327 case SQ_ALU_CONST_CACHE_GS_3:
1328 case SQ_ALU_CONST_CACHE_GS_4:
1329 case SQ_ALU_CONST_CACHE_GS_5:
1330 case SQ_ALU_CONST_CACHE_GS_6:
1331 case SQ_ALU_CONST_CACHE_GS_7:
1332 case SQ_ALU_CONST_CACHE_GS_8:
1333 case SQ_ALU_CONST_CACHE_GS_9:
1334 case SQ_ALU_CONST_CACHE_GS_10:
1335 case SQ_ALU_CONST_CACHE_GS_11:
1336 case SQ_ALU_CONST_CACHE_GS_12:
1337 case SQ_ALU_CONST_CACHE_GS_13:
1338 case SQ_ALU_CONST_CACHE_GS_14:
1339 case SQ_ALU_CONST_CACHE_GS_15:
1340 case SQ_ALU_CONST_CACHE_PS_0:
1341 case SQ_ALU_CONST_CACHE_PS_1:
1342 case SQ_ALU_CONST_CACHE_PS_2:
1343 case SQ_ALU_CONST_CACHE_PS_3:
1344 case SQ_ALU_CONST_CACHE_PS_4:
1345 case SQ_ALU_CONST_CACHE_PS_5:
1346 case SQ_ALU_CONST_CACHE_PS_6:
1347 case SQ_ALU_CONST_CACHE_PS_7:
1348 case SQ_ALU_CONST_CACHE_PS_8:
1349 case SQ_ALU_CONST_CACHE_PS_9:
1350 case SQ_ALU_CONST_CACHE_PS_10:
1351 case SQ_ALU_CONST_CACHE_PS_11:
1352 case SQ_ALU_CONST_CACHE_PS_12:
1353 case SQ_ALU_CONST_CACHE_PS_13:
1354 case SQ_ALU_CONST_CACHE_PS_14:
1355 case SQ_ALU_CONST_CACHE_PS_15:
1356 case SQ_ALU_CONST_CACHE_VS_0:
1357 case SQ_ALU_CONST_CACHE_VS_1:
1358 case SQ_ALU_CONST_CACHE_VS_2:
1359 case SQ_ALU_CONST_CACHE_VS_3:
1360 case SQ_ALU_CONST_CACHE_VS_4:
1361 case SQ_ALU_CONST_CACHE_VS_5:
1362 case SQ_ALU_CONST_CACHE_VS_6:
1363 case SQ_ALU_CONST_CACHE_VS_7:
1364 case SQ_ALU_CONST_CACHE_VS_8:
1365 case SQ_ALU_CONST_CACHE_VS_9:
1366 case SQ_ALU_CONST_CACHE_VS_10:
1367 case SQ_ALU_CONST_CACHE_VS_11:
1368 case SQ_ALU_CONST_CACHE_VS_12:
1369 case SQ_ALU_CONST_CACHE_VS_13:
1370 case SQ_ALU_CONST_CACHE_VS_14:
1371 case SQ_ALU_CONST_CACHE_VS_15:
1372 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1373 if (r) {
1374 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1375 "0x%04X\n", reg);
1376 return -EINVAL;
1377 }
1378 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1379 break;
1380 case SX_MEMORY_EXPORT_BASE:
1381 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1382 if (r) {
1383 dev_warn(p->dev, "bad SET_CONFIG_REG "
1384 "0x%04X\n", reg);
1385 return -EINVAL;
1386 }
1387 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1388 break;
1389 case SX_MISC:
1390 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0;
1391 break;
1392 default:
1393 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1394 return -EINVAL;
1395 }
1396 return 0;
1397}
1398
1399unsigned r600_mip_minify(unsigned size, unsigned level)
1400{
1401 unsigned val;
1402
1403 val = max(1U, size >> level);
1404 if (level > 0)
1405 val = roundup_pow_of_two(val);
1406 return val;
1407}
1408
1409static void r600_texture_size(unsigned nfaces, unsigned blevel, unsigned llevel,
1410 unsigned w0, unsigned h0, unsigned d0, unsigned nsamples, unsigned format,
1411 unsigned block_align, unsigned height_align, unsigned base_align,
1412 unsigned *l0_size, unsigned *mipmap_size)
1413{
1414 unsigned offset, i, level;
1415 unsigned width, height, depth, size;
1416 unsigned blocksize;
1417 unsigned nbx, nby;
1418 unsigned nlevels = llevel - blevel + 1;
1419
1420 *l0_size = -1;
1421 blocksize = r600_fmt_get_blocksize(format);
1422
1423 w0 = r600_mip_minify(w0, 0);
1424 h0 = r600_mip_minify(h0, 0);
1425 d0 = r600_mip_minify(d0, 0);
1426 for(i = 0, offset = 0, level = blevel; i < nlevels; i++, level++) {
1427 width = r600_mip_minify(w0, i);
1428 nbx = r600_fmt_get_nblocksx(format, width);
1429
1430 nbx = round_up(nbx, block_align);
1431
1432 height = r600_mip_minify(h0, i);
1433 nby = r600_fmt_get_nblocksy(format, height);
1434 nby = round_up(nby, height_align);
1435
1436 depth = r600_mip_minify(d0, i);
1437
1438 size = nbx * nby * blocksize * nsamples;
1439 if (nfaces)
1440 size *= nfaces;
1441 else
1442 size *= depth;
1443
1444 if (i == 0)
1445 *l0_size = size;
1446
1447 if (i == 0 || i == 1)
1448 offset = round_up(offset, base_align);
1449
1450 offset += size;
1451 }
1452 *mipmap_size = offset;
1453 if (llevel == 0)
1454 *mipmap_size = *l0_size;
1455 if (!blevel)
1456 *mipmap_size -= *l0_size;
1457}
1458
1459/**
1460 * r600_check_texture_resource() - check if register is authorized or not
1461 * @p: parser structure holding parsing context
1462 * @idx: index into the cs buffer
1463 * @texture: texture's bo structure
1464 * @mipmap: mipmap's bo structure
1465 *
1466 * This function will check that the resource has valid field and that
1467 * the texture and mipmap bo object are big enough to cover this resource.
1468 */
1469static int r600_check_texture_resource(struct radeon_cs_parser *p, u32 idx,
1470 struct radeon_bo *texture,
1471 struct radeon_bo *mipmap,
1472 u64 base_offset,
1473 u64 mip_offset,
1474 u32 tiling_flags)
1475{
1476 struct r600_cs_track *track = p->track;
1477 u32 dim, nfaces, llevel, blevel, w0, h0, d0;
1478 u32 word0, word1, l0_size, mipmap_size, word2, word3, word4, word5;
1479 u32 height_align, pitch, pitch_align, depth_align;
1480 u32 barray, larray;
1481 u64 base_align;
1482 struct array_mode_checker array_check;
1483 u32 format;
1484 bool is_array;
1485
1486 /* on legacy kernel we don't perform advanced check */
1487 if (p->rdev == NULL)
1488 return 0;
1489
1490 /* convert to bytes */
1491 base_offset <<= 8;
1492 mip_offset <<= 8;
1493
1494 word0 = radeon_get_ib_value(p, idx + 0);
1495 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1496 if (tiling_flags & RADEON_TILING_MACRO)
1497 word0 |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1);
1498 else if (tiling_flags & RADEON_TILING_MICRO)
1499 word0 |= S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1);
1500 }
1501 word1 = radeon_get_ib_value(p, idx + 1);
1502 word2 = radeon_get_ib_value(p, idx + 2) << 8;
1503 word3 = radeon_get_ib_value(p, idx + 3) << 8;
1504 word4 = radeon_get_ib_value(p, idx + 4);
1505 word5 = radeon_get_ib_value(p, idx + 5);
1506 dim = G_038000_DIM(word0);
1507 w0 = G_038000_TEX_WIDTH(word0) + 1;
1508 pitch = (G_038000_PITCH(word0) + 1) * 8;
1509 h0 = G_038004_TEX_HEIGHT(word1) + 1;
1510 d0 = G_038004_TEX_DEPTH(word1);
1511 format = G_038004_DATA_FORMAT(word1);
1512 blevel = G_038010_BASE_LEVEL(word4);
1513 llevel = G_038014_LAST_LEVEL(word5);
1514 /* pitch in texels */
1515 array_check.array_mode = G_038000_TILE_MODE(word0);
1516 array_check.group_size = track->group_size;
1517 array_check.nbanks = track->nbanks;
1518 array_check.npipes = track->npipes;
1519 array_check.nsamples = 1;
1520 array_check.blocksize = r600_fmt_get_blocksize(format);
1521 nfaces = 1;
1522 is_array = false;
1523 switch (dim) {
1524 case V_038000_SQ_TEX_DIM_1D:
1525 case V_038000_SQ_TEX_DIM_2D:
1526 case V_038000_SQ_TEX_DIM_3D:
1527 break;
1528 case V_038000_SQ_TEX_DIM_CUBEMAP:
1529 if (p->family >= CHIP_RV770)
1530 nfaces = 8;
1531 else
1532 nfaces = 6;
1533 break;
1534 case V_038000_SQ_TEX_DIM_1D_ARRAY:
1535 case V_038000_SQ_TEX_DIM_2D_ARRAY:
1536 is_array = true;
1537 break;
1538 case V_038000_SQ_TEX_DIM_2D_ARRAY_MSAA:
1539 is_array = true;
1540 /* fall through */
1541 case V_038000_SQ_TEX_DIM_2D_MSAA:
1542 array_check.nsamples = 1 << llevel;
1543 llevel = 0;
1544 break;
1545 default:
1546 dev_warn(p->dev, "this kernel doesn't support %d texture dim\n", G_038000_DIM(word0));
1547 return -EINVAL;
1548 }
1549 if (!r600_fmt_is_valid_texture(format, p->family)) {
1550 dev_warn(p->dev, "%s:%d texture invalid format %d\n",
1551 __func__, __LINE__, format);
1552 return -EINVAL;
1553 }
1554
1555 if (r600_get_array_mode_alignment(&array_check,
1556 &pitch_align, &height_align, &depth_align, &base_align)) {
1557 dev_warn(p->dev, "%s:%d tex array mode (%d) invalid\n",
1558 __func__, __LINE__, G_038000_TILE_MODE(word0));
1559 return -EINVAL;
1560 }
1561
1562 /* XXX check height as well... */
1563
1564 if (!IS_ALIGNED(pitch, pitch_align)) {
1565 dev_warn(p->dev, "%s:%d tex pitch (%d, 0x%x, %d) invalid\n",
1566 __func__, __LINE__, pitch, pitch_align, G_038000_TILE_MODE(word0));
1567 return -EINVAL;
1568 }
1569 if (!IS_ALIGNED(base_offset, base_align)) {
1570 dev_warn(p->dev, "%s:%d tex base offset (0x%llx, 0x%llx, %d) invalid\n",
1571 __func__, __LINE__, base_offset, base_align, G_038000_TILE_MODE(word0));
1572 return -EINVAL;
1573 }
1574 if (!IS_ALIGNED(mip_offset, base_align)) {
1575 dev_warn(p->dev, "%s:%d tex mip offset (0x%llx, 0x%llx, %d) invalid\n",
1576 __func__, __LINE__, mip_offset, base_align, G_038000_TILE_MODE(word0));
1577 return -EINVAL;
1578 }
1579
1580 if (blevel > llevel) {
1581 dev_warn(p->dev, "texture blevel %d > llevel %d\n",
1582 blevel, llevel);
1583 }
1584 if (is_array) {
1585 barray = G_038014_BASE_ARRAY(word5);
1586 larray = G_038014_LAST_ARRAY(word5);
1587
1588 nfaces = larray - barray + 1;
1589 }
1590 r600_texture_size(nfaces, blevel, llevel, w0, h0, d0, array_check.nsamples, format,
1591 pitch_align, height_align, base_align,
1592 &l0_size, &mipmap_size);
1593 /* using get ib will give us the offset into the texture bo */
1594 if ((l0_size + word2) > radeon_bo_size(texture)) {
1595 dev_warn(p->dev, "texture bo too small ((%d %d) (%d %d) %d %d %d -> %d have %ld)\n",
1596 w0, h0, pitch_align, height_align,
1597 array_check.array_mode, format, word2,
1598 l0_size, radeon_bo_size(texture));
1599 dev_warn(p->dev, "alignments %d %d %d %lld\n", pitch, pitch_align, height_align, base_align);
1600 return -EINVAL;
1601 }
1602 /* using get ib will give us the offset into the mipmap bo */
1603 if ((mipmap_size + word3) > radeon_bo_size(mipmap)) {
1604 /*dev_warn(p->dev, "mipmap bo too small (%d %d %d %d %d %d -> %d have %ld)\n",
1605 w0, h0, format, blevel, nlevels, word3, mipmap_size, radeon_bo_size(texture));*/
1606 }
1607 return 0;
1608}
1609
1610static bool r600_is_safe_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
1611{
1612 u32 m, i;
1613
1614 i = (reg >> 7);
1615 if (i >= ARRAY_SIZE(r600_reg_safe_bm)) {
1616 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1617 return false;
1618 }
1619 m = 1 << ((reg >> 2) & 31);
1620 if (!(r600_reg_safe_bm[i] & m))
1621 return true;
1622 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1623 return false;
1624}
1625
1626static int r600_packet3_check(struct radeon_cs_parser *p,
1627 struct radeon_cs_packet *pkt)
1628{
1629 struct radeon_bo_list *reloc;
1630 struct r600_cs_track *track;
1631 volatile u32 *ib;
1632 unsigned idx;
1633 unsigned i;
1634 unsigned start_reg, end_reg, reg;
1635 int r;
1636 u32 idx_value;
1637
1638 track = (struct r600_cs_track *)p->track;
1639 ib = p->ib.ptr;
1640 idx = pkt->idx + 1;
1641 idx_value = radeon_get_ib_value(p, idx);
1642
1643 switch (pkt->opcode) {
1644 case PACKET3_SET_PREDICATION:
1645 {
1646 int pred_op;
1647 int tmp;
1648 uint64_t offset;
1649
1650 if (pkt->count != 1) {
1651 DRM_ERROR("bad SET PREDICATION\n");
1652 return -EINVAL;
1653 }
1654
1655 tmp = radeon_get_ib_value(p, idx + 1);
1656 pred_op = (tmp >> 16) & 0x7;
1657
1658 /* for the clear predicate operation */
1659 if (pred_op == 0)
1660 return 0;
1661
1662 if (pred_op > 2) {
1663 DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op);
1664 return -EINVAL;
1665 }
1666
1667 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1668 if (r) {
1669 DRM_ERROR("bad SET PREDICATION\n");
1670 return -EINVAL;
1671 }
1672
1673 offset = reloc->gpu_offset +
1674 (idx_value & 0xfffffff0) +
1675 ((u64)(tmp & 0xff) << 32);
1676
1677 ib[idx + 0] = offset;
1678 ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff);
1679 }
1680 break;
1681
1682 case PACKET3_START_3D_CMDBUF:
1683 if (p->family >= CHIP_RV770 || pkt->count) {
1684 DRM_ERROR("bad START_3D\n");
1685 return -EINVAL;
1686 }
1687 break;
1688 case PACKET3_CONTEXT_CONTROL:
1689 if (pkt->count != 1) {
1690 DRM_ERROR("bad CONTEXT_CONTROL\n");
1691 return -EINVAL;
1692 }
1693 break;
1694 case PACKET3_INDEX_TYPE:
1695 case PACKET3_NUM_INSTANCES:
1696 if (pkt->count) {
1697 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES\n");
1698 return -EINVAL;
1699 }
1700 break;
1701 case PACKET3_DRAW_INDEX:
1702 {
1703 uint64_t offset;
1704 if (pkt->count != 3) {
1705 DRM_ERROR("bad DRAW_INDEX\n");
1706 return -EINVAL;
1707 }
1708 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1709 if (r) {
1710 DRM_ERROR("bad DRAW_INDEX\n");
1711 return -EINVAL;
1712 }
1713
1714 offset = reloc->gpu_offset +
1715 idx_value +
1716 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
1717
1718 ib[idx+0] = offset;
1719 ib[idx+1] = upper_32_bits(offset) & 0xff;
1720
1721 r = r600_cs_track_check(p);
1722 if (r) {
1723 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1724 return r;
1725 }
1726 break;
1727 }
1728 case PACKET3_DRAW_INDEX_AUTO:
1729 if (pkt->count != 1) {
1730 DRM_ERROR("bad DRAW_INDEX_AUTO\n");
1731 return -EINVAL;
1732 }
1733 r = r600_cs_track_check(p);
1734 if (r) {
1735 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
1736 return r;
1737 }
1738 break;
1739 case PACKET3_DRAW_INDEX_IMMD_BE:
1740 case PACKET3_DRAW_INDEX_IMMD:
1741 if (pkt->count < 2) {
1742 DRM_ERROR("bad DRAW_INDEX_IMMD\n");
1743 return -EINVAL;
1744 }
1745 r = r600_cs_track_check(p);
1746 if (r) {
1747 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1748 return r;
1749 }
1750 break;
1751 case PACKET3_WAIT_REG_MEM:
1752 if (pkt->count != 5) {
1753 DRM_ERROR("bad WAIT_REG_MEM\n");
1754 return -EINVAL;
1755 }
1756 /* bit 4 is reg (0) or mem (1) */
1757 if (idx_value & 0x10) {
1758 uint64_t offset;
1759
1760 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1761 if (r) {
1762 DRM_ERROR("bad WAIT_REG_MEM\n");
1763 return -EINVAL;
1764 }
1765
1766 offset = reloc->gpu_offset +
1767 (radeon_get_ib_value(p, idx+1) & 0xfffffff0) +
1768 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
1769
1770 ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffff0);
1771 ib[idx+2] = upper_32_bits(offset) & 0xff;
1772 } else if (idx_value & 0x100) {
1773 DRM_ERROR("cannot use PFP on REG wait\n");
1774 return -EINVAL;
1775 }
1776 break;
1777 case PACKET3_CP_DMA:
1778 {
1779 u32 command, size;
1780 u64 offset, tmp;
1781 if (pkt->count != 4) {
1782 DRM_ERROR("bad CP DMA\n");
1783 return -EINVAL;
1784 }
1785 command = radeon_get_ib_value(p, idx+4);
1786 size = command & 0x1fffff;
1787 if (command & PACKET3_CP_DMA_CMD_SAS) {
1788 /* src address space is register */
1789 DRM_ERROR("CP DMA SAS not supported\n");
1790 return -EINVAL;
1791 } else {
1792 if (command & PACKET3_CP_DMA_CMD_SAIC) {
1793 DRM_ERROR("CP DMA SAIC only supported for registers\n");
1794 return -EINVAL;
1795 }
1796 /* src address space is memory */
1797 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1798 if (r) {
1799 DRM_ERROR("bad CP DMA SRC\n");
1800 return -EINVAL;
1801 }
1802
1803 tmp = radeon_get_ib_value(p, idx) +
1804 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
1805
1806 offset = reloc->gpu_offset + tmp;
1807
1808 if ((tmp + size) > radeon_bo_size(reloc->robj)) {
1809 dev_warn(p->dev, "CP DMA src buffer too small (%llu %lu)\n",
1810 tmp + size, radeon_bo_size(reloc->robj));
1811 return -EINVAL;
1812 }
1813
1814 ib[idx] = offset;
1815 ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
1816 }
1817 if (command & PACKET3_CP_DMA_CMD_DAS) {
1818 /* dst address space is register */
1819 DRM_ERROR("CP DMA DAS not supported\n");
1820 return -EINVAL;
1821 } else {
1822 /* dst address space is memory */
1823 if (command & PACKET3_CP_DMA_CMD_DAIC) {
1824 DRM_ERROR("CP DMA DAIC only supported for registers\n");
1825 return -EINVAL;
1826 }
1827 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1828 if (r) {
1829 DRM_ERROR("bad CP DMA DST\n");
1830 return -EINVAL;
1831 }
1832
1833 tmp = radeon_get_ib_value(p, idx+2) +
1834 ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32);
1835
1836 offset = reloc->gpu_offset + tmp;
1837
1838 if ((tmp + size) > radeon_bo_size(reloc->robj)) {
1839 dev_warn(p->dev, "CP DMA dst buffer too small (%llu %lu)\n",
1840 tmp + size, radeon_bo_size(reloc->robj));
1841 return -EINVAL;
1842 }
1843
1844 ib[idx+2] = offset;
1845 ib[idx+3] = upper_32_bits(offset) & 0xff;
1846 }
1847 break;
1848 }
1849 case PACKET3_SURFACE_SYNC:
1850 if (pkt->count != 3) {
1851 DRM_ERROR("bad SURFACE_SYNC\n");
1852 return -EINVAL;
1853 }
1854 /* 0xffffffff/0x0 is flush all cache flag */
1855 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff ||
1856 radeon_get_ib_value(p, idx + 2) != 0) {
1857 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1858 if (r) {
1859 DRM_ERROR("bad SURFACE_SYNC\n");
1860 return -EINVAL;
1861 }
1862 ib[idx+2] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1863 }
1864 break;
1865 case PACKET3_EVENT_WRITE:
1866 if (pkt->count != 2 && pkt->count != 0) {
1867 DRM_ERROR("bad EVENT_WRITE\n");
1868 return -EINVAL;
1869 }
1870 if (pkt->count) {
1871 uint64_t offset;
1872
1873 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1874 if (r) {
1875 DRM_ERROR("bad EVENT_WRITE\n");
1876 return -EINVAL;
1877 }
1878 offset = reloc->gpu_offset +
1879 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) +
1880 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
1881
1882 ib[idx+1] = offset & 0xfffffff8;
1883 ib[idx+2] = upper_32_bits(offset) & 0xff;
1884 }
1885 break;
1886 case PACKET3_EVENT_WRITE_EOP:
1887 {
1888 uint64_t offset;
1889
1890 if (pkt->count != 4) {
1891 DRM_ERROR("bad EVENT_WRITE_EOP\n");
1892 return -EINVAL;
1893 }
1894 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1895 if (r) {
1896 DRM_ERROR("bad EVENT_WRITE\n");
1897 return -EINVAL;
1898 }
1899
1900 offset = reloc->gpu_offset +
1901 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
1902 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
1903
1904 ib[idx+1] = offset & 0xfffffffc;
1905 ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
1906 break;
1907 }
1908 case PACKET3_SET_CONFIG_REG:
1909 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_OFFSET;
1910 end_reg = 4 * pkt->count + start_reg - 4;
1911 if ((start_reg < PACKET3_SET_CONFIG_REG_OFFSET) ||
1912 (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
1913 (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
1914 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
1915 return -EINVAL;
1916 }
1917 for (i = 0; i < pkt->count; i++) {
1918 reg = start_reg + (4 * i);
1919 r = r600_cs_check_reg(p, reg, idx+1+i);
1920 if (r)
1921 return r;
1922 }
1923 break;
1924 case PACKET3_SET_CONTEXT_REG:
1925 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_OFFSET;
1926 end_reg = 4 * pkt->count + start_reg - 4;
1927 if ((start_reg < PACKET3_SET_CONTEXT_REG_OFFSET) ||
1928 (start_reg >= PACKET3_SET_CONTEXT_REG_END) ||
1929 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) {
1930 DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n");
1931 return -EINVAL;
1932 }
1933 for (i = 0; i < pkt->count; i++) {
1934 reg = start_reg + (4 * i);
1935 r = r600_cs_check_reg(p, reg, idx+1+i);
1936 if (r)
1937 return r;
1938 }
1939 break;
1940 case PACKET3_SET_RESOURCE:
1941 if (pkt->count % 7) {
1942 DRM_ERROR("bad SET_RESOURCE\n");
1943 return -EINVAL;
1944 }
1945 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_OFFSET;
1946 end_reg = 4 * pkt->count + start_reg - 4;
1947 if ((start_reg < PACKET3_SET_RESOURCE_OFFSET) ||
1948 (start_reg >= PACKET3_SET_RESOURCE_END) ||
1949 (end_reg >= PACKET3_SET_RESOURCE_END)) {
1950 DRM_ERROR("bad SET_RESOURCE\n");
1951 return -EINVAL;
1952 }
1953 for (i = 0; i < (pkt->count / 7); i++) {
1954 struct radeon_bo *texture, *mipmap;
1955 u32 size, offset, base_offset, mip_offset;
1956
1957 switch (G__SQ_VTX_CONSTANT_TYPE(radeon_get_ib_value(p, idx+(i*7)+6+1))) {
1958 case SQ_TEX_VTX_VALID_TEXTURE:
1959 /* tex base */
1960 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1961 if (r) {
1962 DRM_ERROR("bad SET_RESOURCE\n");
1963 return -EINVAL;
1964 }
1965 base_offset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1966 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1967 if (reloc->tiling_flags & RADEON_TILING_MACRO)
1968 ib[idx+1+(i*7)+0] |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1);
1969 else if (reloc->tiling_flags & RADEON_TILING_MICRO)
1970 ib[idx+1+(i*7)+0] |= S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1);
1971 }
1972 texture = reloc->robj;
1973 /* tex mip base */
1974 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1975 if (r) {
1976 DRM_ERROR("bad SET_RESOURCE\n");
1977 return -EINVAL;
1978 }
1979 mip_offset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1980 mipmap = reloc->robj;
1981 r = r600_check_texture_resource(p, idx+(i*7)+1,
1982 texture, mipmap,
1983 base_offset + radeon_get_ib_value(p, idx+1+(i*7)+2),
1984 mip_offset + radeon_get_ib_value(p, idx+1+(i*7)+3),
1985 reloc->tiling_flags);
1986 if (r)
1987 return r;
1988 ib[idx+1+(i*7)+2] += base_offset;
1989 ib[idx+1+(i*7)+3] += mip_offset;
1990 break;
1991 case SQ_TEX_VTX_VALID_BUFFER:
1992 {
1993 uint64_t offset64;
1994 /* vtx base */
1995 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1996 if (r) {
1997 DRM_ERROR("bad SET_RESOURCE\n");
1998 return -EINVAL;
1999 }
2000 offset = radeon_get_ib_value(p, idx+1+(i*7)+0);
2001 size = radeon_get_ib_value(p, idx+1+(i*7)+1) + 1;
2002 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) {
2003 /* force size to size of the buffer */
2004 dev_warn(p->dev, "vbo resource seems too big (%d) for the bo (%ld)\n",
2005 size + offset, radeon_bo_size(reloc->robj));
2006 ib[idx+1+(i*7)+1] = radeon_bo_size(reloc->robj) - offset;
2007 }
2008
2009 offset64 = reloc->gpu_offset + offset;
2010 ib[idx+1+(i*8)+0] = offset64;
2011 ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) |
2012 (upper_32_bits(offset64) & 0xff);
2013 break;
2014 }
2015 case SQ_TEX_VTX_INVALID_TEXTURE:
2016 case SQ_TEX_VTX_INVALID_BUFFER:
2017 default:
2018 DRM_ERROR("bad SET_RESOURCE\n");
2019 return -EINVAL;
2020 }
2021 }
2022 break;
2023 case PACKET3_SET_ALU_CONST:
2024 if (track->sq_config & DX9_CONSTS) {
2025 start_reg = (idx_value << 2) + PACKET3_SET_ALU_CONST_OFFSET;
2026 end_reg = 4 * pkt->count + start_reg - 4;
2027 if ((start_reg < PACKET3_SET_ALU_CONST_OFFSET) ||
2028 (start_reg >= PACKET3_SET_ALU_CONST_END) ||
2029 (end_reg >= PACKET3_SET_ALU_CONST_END)) {
2030 DRM_ERROR("bad SET_ALU_CONST\n");
2031 return -EINVAL;
2032 }
2033 }
2034 break;
2035 case PACKET3_SET_BOOL_CONST:
2036 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_OFFSET;
2037 end_reg = 4 * pkt->count + start_reg - 4;
2038 if ((start_reg < PACKET3_SET_BOOL_CONST_OFFSET) ||
2039 (start_reg >= PACKET3_SET_BOOL_CONST_END) ||
2040 (end_reg >= PACKET3_SET_BOOL_CONST_END)) {
2041 DRM_ERROR("bad SET_BOOL_CONST\n");
2042 return -EINVAL;
2043 }
2044 break;
2045 case PACKET3_SET_LOOP_CONST:
2046 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_OFFSET;
2047 end_reg = 4 * pkt->count + start_reg - 4;
2048 if ((start_reg < PACKET3_SET_LOOP_CONST_OFFSET) ||
2049 (start_reg >= PACKET3_SET_LOOP_CONST_END) ||
2050 (end_reg >= PACKET3_SET_LOOP_CONST_END)) {
2051 DRM_ERROR("bad SET_LOOP_CONST\n");
2052 return -EINVAL;
2053 }
2054 break;
2055 case PACKET3_SET_CTL_CONST:
2056 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_OFFSET;
2057 end_reg = 4 * pkt->count + start_reg - 4;
2058 if ((start_reg < PACKET3_SET_CTL_CONST_OFFSET) ||
2059 (start_reg >= PACKET3_SET_CTL_CONST_END) ||
2060 (end_reg >= PACKET3_SET_CTL_CONST_END)) {
2061 DRM_ERROR("bad SET_CTL_CONST\n");
2062 return -EINVAL;
2063 }
2064 break;
2065 case PACKET3_SET_SAMPLER:
2066 if (pkt->count % 3) {
2067 DRM_ERROR("bad SET_SAMPLER\n");
2068 return -EINVAL;
2069 }
2070 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_OFFSET;
2071 end_reg = 4 * pkt->count + start_reg - 4;
2072 if ((start_reg < PACKET3_SET_SAMPLER_OFFSET) ||
2073 (start_reg >= PACKET3_SET_SAMPLER_END) ||
2074 (end_reg >= PACKET3_SET_SAMPLER_END)) {
2075 DRM_ERROR("bad SET_SAMPLER\n");
2076 return -EINVAL;
2077 }
2078 break;
2079 case PACKET3_STRMOUT_BASE_UPDATE:
2080 /* RS780 and RS880 also need this */
2081 if (p->family < CHIP_RS780) {
2082 DRM_ERROR("STRMOUT_BASE_UPDATE only supported on 7xx\n");
2083 return -EINVAL;
2084 }
2085 if (pkt->count != 1) {
2086 DRM_ERROR("bad STRMOUT_BASE_UPDATE packet count\n");
2087 return -EINVAL;
2088 }
2089 if (idx_value > 3) {
2090 DRM_ERROR("bad STRMOUT_BASE_UPDATE index\n");
2091 return -EINVAL;
2092 }
2093 {
2094 u64 offset;
2095
2096 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
2097 if (r) {
2098 DRM_ERROR("bad STRMOUT_BASE_UPDATE reloc\n");
2099 return -EINVAL;
2100 }
2101
2102 if (reloc->robj != track->vgt_strmout_bo[idx_value]) {
2103 DRM_ERROR("bad STRMOUT_BASE_UPDATE, bo does not match\n");
2104 return -EINVAL;
2105 }
2106
2107 offset = radeon_get_ib_value(p, idx+1) << 8;
2108 if (offset != track->vgt_strmout_bo_offset[idx_value]) {
2109 DRM_ERROR("bad STRMOUT_BASE_UPDATE, bo offset does not match: 0x%llx, 0x%x\n",
2110 offset, track->vgt_strmout_bo_offset[idx_value]);
2111 return -EINVAL;
2112 }
2113
2114 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2115 DRM_ERROR("bad STRMOUT_BASE_UPDATE bo too small: 0x%llx, 0x%lx\n",
2116 offset + 4, radeon_bo_size(reloc->robj));
2117 return -EINVAL;
2118 }
2119 ib[idx+1] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
2120 }
2121 break;
2122 case PACKET3_SURFACE_BASE_UPDATE:
2123 if (p->family >= CHIP_RV770 || p->family == CHIP_R600) {
2124 DRM_ERROR("bad SURFACE_BASE_UPDATE\n");
2125 return -EINVAL;
2126 }
2127 if (pkt->count) {
2128 DRM_ERROR("bad SURFACE_BASE_UPDATE\n");
2129 return -EINVAL;
2130 }
2131 break;
2132 case PACKET3_STRMOUT_BUFFER_UPDATE:
2133 if (pkt->count != 4) {
2134 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n");
2135 return -EINVAL;
2136 }
2137 /* Updating memory at DST_ADDRESS. */
2138 if (idx_value & 0x1) {
2139 u64 offset;
2140 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
2141 if (r) {
2142 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n");
2143 return -EINVAL;
2144 }
2145 offset = radeon_get_ib_value(p, idx+1);
2146 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2147 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2148 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n",
2149 offset + 4, radeon_bo_size(reloc->robj));
2150 return -EINVAL;
2151 }
2152 offset += reloc->gpu_offset;
2153 ib[idx+1] = offset;
2154 ib[idx+2] = upper_32_bits(offset) & 0xff;
2155 }
2156 /* Reading data from SRC_ADDRESS. */
2157 if (((idx_value >> 1) & 0x3) == 2) {
2158 u64 offset;
2159 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
2160 if (r) {
2161 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n");
2162 return -EINVAL;
2163 }
2164 offset = radeon_get_ib_value(p, idx+3);
2165 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2166 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2167 DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n",
2168 offset + 4, radeon_bo_size(reloc->robj));
2169 return -EINVAL;
2170 }
2171 offset += reloc->gpu_offset;
2172 ib[idx+3] = offset;
2173 ib[idx+4] = upper_32_bits(offset) & 0xff;
2174 }
2175 break;
2176 case PACKET3_MEM_WRITE:
2177 {
2178 u64 offset;
2179
2180 if (pkt->count != 3) {
2181 DRM_ERROR("bad MEM_WRITE (invalid count)\n");
2182 return -EINVAL;
2183 }
2184 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
2185 if (r) {
2186 DRM_ERROR("bad MEM_WRITE (missing reloc)\n");
2187 return -EINVAL;
2188 }
2189 offset = radeon_get_ib_value(p, idx+0);
2190 offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL;
2191 if (offset & 0x7) {
2192 DRM_ERROR("bad MEM_WRITE (address not qwords aligned)\n");
2193 return -EINVAL;
2194 }
2195 if ((offset + 8) > radeon_bo_size(reloc->robj)) {
2196 DRM_ERROR("bad MEM_WRITE bo too small: 0x%llx, 0x%lx\n",
2197 offset + 8, radeon_bo_size(reloc->robj));
2198 return -EINVAL;
2199 }
2200 offset += reloc->gpu_offset;
2201 ib[idx+0] = offset;
2202 ib[idx+1] = upper_32_bits(offset) & 0xff;
2203 break;
2204 }
2205 case PACKET3_COPY_DW:
2206 if (pkt->count != 4) {
2207 DRM_ERROR("bad COPY_DW (invalid count)\n");
2208 return -EINVAL;
2209 }
2210 if (idx_value & 0x1) {
2211 u64 offset;
2212 /* SRC is memory. */
2213 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
2214 if (r) {
2215 DRM_ERROR("bad COPY_DW (missing src reloc)\n");
2216 return -EINVAL;
2217 }
2218 offset = radeon_get_ib_value(p, idx+1);
2219 offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2220 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2221 DRM_ERROR("bad COPY_DW src bo too small: 0x%llx, 0x%lx\n",
2222 offset + 4, radeon_bo_size(reloc->robj));
2223 return -EINVAL;
2224 }
2225 offset += reloc->gpu_offset;
2226 ib[idx+1] = offset;
2227 ib[idx+2] = upper_32_bits(offset) & 0xff;
2228 } else {
2229 /* SRC is a reg. */
2230 reg = radeon_get_ib_value(p, idx+1) << 2;
2231 if (!r600_is_safe_reg(p, reg, idx+1))
2232 return -EINVAL;
2233 }
2234 if (idx_value & 0x2) {
2235 u64 offset;
2236 /* DST is memory. */
2237 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
2238 if (r) {
2239 DRM_ERROR("bad COPY_DW (missing dst reloc)\n");
2240 return -EINVAL;
2241 }
2242 offset = radeon_get_ib_value(p, idx+3);
2243 offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2244 if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2245 DRM_ERROR("bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n",
2246 offset + 4, radeon_bo_size(reloc->robj));
2247 return -EINVAL;
2248 }
2249 offset += reloc->gpu_offset;
2250 ib[idx+3] = offset;
2251 ib[idx+4] = upper_32_bits(offset) & 0xff;
2252 } else {
2253 /* DST is a reg. */
2254 reg = radeon_get_ib_value(p, idx+3) << 2;
2255 if (!r600_is_safe_reg(p, reg, idx+3))
2256 return -EINVAL;
2257 }
2258 break;
2259 case PACKET3_NOP:
2260 break;
2261 default:
2262 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode);
2263 return -EINVAL;
2264 }
2265 return 0;
2266}
2267
2268int r600_cs_parse(struct radeon_cs_parser *p)
2269{
2270 struct radeon_cs_packet pkt;
2271 struct r600_cs_track *track;
2272 int r;
2273
2274 if (p->track == NULL) {
2275 /* initialize tracker, we are in kms */
2276 track = kzalloc(sizeof(*track), GFP_KERNEL);
2277 if (track == NULL)
2278 return -ENOMEM;
2279 r600_cs_track_init(track);
2280 if (p->rdev->family < CHIP_RV770) {
2281 track->npipes = p->rdev->config.r600.tiling_npipes;
2282 track->nbanks = p->rdev->config.r600.tiling_nbanks;
2283 track->group_size = p->rdev->config.r600.tiling_group_size;
2284 } else if (p->rdev->family <= CHIP_RV740) {
2285 track->npipes = p->rdev->config.rv770.tiling_npipes;
2286 track->nbanks = p->rdev->config.rv770.tiling_nbanks;
2287 track->group_size = p->rdev->config.rv770.tiling_group_size;
2288 }
2289 p->track = track;
2290 }
2291 do {
2292 r = radeon_cs_packet_parse(p, &pkt, p->idx);
2293 if (r) {
2294 kfree(p->track);
2295 p->track = NULL;
2296 return r;
2297 }
2298 p->idx += pkt.count + 2;
2299 switch (pkt.type) {
2300 case RADEON_PACKET_TYPE0:
2301 r = r600_cs_parse_packet0(p, &pkt);
2302 break;
2303 case RADEON_PACKET_TYPE2:
2304 break;
2305 case RADEON_PACKET_TYPE3:
2306 r = r600_packet3_check(p, &pkt);
2307 break;
2308 default:
2309 DRM_ERROR("Unknown packet type %d !\n", pkt.type);
2310 kfree(p->track);
2311 p->track = NULL;
2312 return -EINVAL;
2313 }
2314 if (r) {
2315 kfree(p->track);
2316 p->track = NULL;
2317 return r;
2318 }
2319 } while (p->idx < p->chunk_ib->length_dw);
2320#if 0
2321 for (r = 0; r < p->ib.length_dw; r++) {
2322 pr_info("%05d 0x%08X\n", r, p->ib.ptr[r]);
2323 mdelay(1);
2324 }
2325#endif
2326 kfree(p->track);
2327 p->track = NULL;
2328 return 0;
2329}
2330
2331/*
2332 * DMA
2333 */
2334/**
2335 * r600_dma_cs_next_reloc() - parse next reloc
2336 * @p: parser structure holding parsing context.
2337 * @cs_reloc: reloc informations
2338 *
2339 * Return the next reloc, do bo validation and compute
2340 * GPU offset using the provided start.
2341 **/
2342int r600_dma_cs_next_reloc(struct radeon_cs_parser *p,
2343 struct radeon_bo_list **cs_reloc)
2344{
2345 struct radeon_cs_chunk *relocs_chunk;
2346 unsigned idx;
2347
2348 *cs_reloc = NULL;
2349 if (p->chunk_relocs == NULL) {
2350 DRM_ERROR("No relocation chunk !\n");
2351 return -EINVAL;
2352 }
2353 relocs_chunk = p->chunk_relocs;
2354 idx = p->dma_reloc_idx;
2355 if (idx >= p->nrelocs) {
2356 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n",
2357 idx, p->nrelocs);
2358 return -EINVAL;
2359 }
2360 *cs_reloc = &p->relocs[idx];
2361 p->dma_reloc_idx++;
2362 return 0;
2363}
2364
2365#define GET_DMA_CMD(h) (((h) & 0xf0000000) >> 28)
2366#define GET_DMA_COUNT(h) ((h) & 0x0000ffff)
2367#define GET_DMA_T(h) (((h) & 0x00800000) >> 23)
2368
2369/**
2370 * r600_dma_cs_parse() - parse the DMA IB
2371 * @p: parser structure holding parsing context.
2372 *
2373 * Parses the DMA IB from the CS ioctl and updates
2374 * the GPU addresses based on the reloc information and
2375 * checks for errors. (R6xx-R7xx)
2376 * Returns 0 for success and an error on failure.
2377 **/
2378int r600_dma_cs_parse(struct radeon_cs_parser *p)
2379{
2380 struct radeon_cs_chunk *ib_chunk = p->chunk_ib;
2381 struct radeon_bo_list *src_reloc, *dst_reloc;
2382 u32 header, cmd, count, tiled;
2383 volatile u32 *ib = p->ib.ptr;
2384 u32 idx, idx_value;
2385 u64 src_offset, dst_offset;
2386 int r;
2387
2388 do {
2389 if (p->idx >= ib_chunk->length_dw) {
2390 DRM_ERROR("Can not parse packet at %d after CS end %d !\n",
2391 p->idx, ib_chunk->length_dw);
2392 return -EINVAL;
2393 }
2394 idx = p->idx;
2395 header = radeon_get_ib_value(p, idx);
2396 cmd = GET_DMA_CMD(header);
2397 count = GET_DMA_COUNT(header);
2398 tiled = GET_DMA_T(header);
2399
2400 switch (cmd) {
2401 case DMA_PACKET_WRITE:
2402 r = r600_dma_cs_next_reloc(p, &dst_reloc);
2403 if (r) {
2404 DRM_ERROR("bad DMA_PACKET_WRITE\n");
2405 return -EINVAL;
2406 }
2407 if (tiled) {
2408 dst_offset = radeon_get_ib_value(p, idx+1);
2409 dst_offset <<= 8;
2410
2411 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
2412 p->idx += count + 5;
2413 } else {
2414 dst_offset = radeon_get_ib_value(p, idx+1);
2415 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2416
2417 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2418 ib[idx+2] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2419 p->idx += count + 3;
2420 }
2421 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2422 dev_warn(p->dev, "DMA write buffer too small (%llu %lu)\n",
2423 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2424 return -EINVAL;
2425 }
2426 break;
2427 case DMA_PACKET_COPY:
2428 r = r600_dma_cs_next_reloc(p, &src_reloc);
2429 if (r) {
2430 DRM_ERROR("bad DMA_PACKET_COPY\n");
2431 return -EINVAL;
2432 }
2433 r = r600_dma_cs_next_reloc(p, &dst_reloc);
2434 if (r) {
2435 DRM_ERROR("bad DMA_PACKET_COPY\n");
2436 return -EINVAL;
2437 }
2438 if (tiled) {
2439 idx_value = radeon_get_ib_value(p, idx + 2);
2440 /* detile bit */
2441 if (idx_value & (1 << 31)) {
2442 /* tiled src, linear dst */
2443 src_offset = radeon_get_ib_value(p, idx+1);
2444 src_offset <<= 8;
2445 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
2446
2447 dst_offset = radeon_get_ib_value(p, idx+5);
2448 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32;
2449 ib[idx+5] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2450 ib[idx+6] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2451 } else {
2452 /* linear src, tiled dst */
2453 src_offset = radeon_get_ib_value(p, idx+5);
2454 src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32;
2455 ib[idx+5] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2456 ib[idx+6] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2457
2458 dst_offset = radeon_get_ib_value(p, idx+1);
2459 dst_offset <<= 8;
2460 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
2461 }
2462 p->idx += 7;
2463 } else {
2464 if (p->family >= CHIP_RV770) {
2465 src_offset = radeon_get_ib_value(p, idx+2);
2466 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2467 dst_offset = radeon_get_ib_value(p, idx+1);
2468 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32;
2469
2470 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2471 ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2472 ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2473 ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2474 p->idx += 5;
2475 } else {
2476 src_offset = radeon_get_ib_value(p, idx+2);
2477 src_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32;
2478 dst_offset = radeon_get_ib_value(p, idx+1);
2479 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff0000)) << 16;
2480
2481 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2482 ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2483 ib[idx+3] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2484 ib[idx+3] += (upper_32_bits(dst_reloc->gpu_offset) & 0xff) << 16;
2485 p->idx += 4;
2486 }
2487 }
2488 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2489 dev_warn(p->dev, "DMA copy src buffer too small (%llu %lu)\n",
2490 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2491 return -EINVAL;
2492 }
2493 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2494 dev_warn(p->dev, "DMA write dst buffer too small (%llu %lu)\n",
2495 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2496 return -EINVAL;
2497 }
2498 break;
2499 case DMA_PACKET_CONSTANT_FILL:
2500 if (p->family < CHIP_RV770) {
2501 DRM_ERROR("Constant Fill is 7xx only !\n");
2502 return -EINVAL;
2503 }
2504 r = r600_dma_cs_next_reloc(p, &dst_reloc);
2505 if (r) {
2506 DRM_ERROR("bad DMA_PACKET_WRITE\n");
2507 return -EINVAL;
2508 }
2509 dst_offset = radeon_get_ib_value(p, idx+1);
2510 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16;
2511 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2512 dev_warn(p->dev, "DMA constant fill buffer too small (%llu %lu)\n",
2513 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2514 return -EINVAL;
2515 }
2516 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2517 ib[idx+3] += (upper_32_bits(dst_reloc->gpu_offset) << 16) & 0x00ff0000;
2518 p->idx += 4;
2519 break;
2520 case DMA_PACKET_NOP:
2521 p->idx += 1;
2522 break;
2523 default:
2524 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx);
2525 return -EINVAL;
2526 }
2527 } while (p->idx < p->chunk_ib->length_dw);
2528#if 0
2529 for (r = 0; r < p->ib->length_dw; r++) {
2530 pr_info("%05d 0x%08X\n", r, p->ib.ptr[r]);
2531 mdelay(1);
2532 }
2533#endif
2534 return 0;
2535}
2536