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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 "drmP.h"
30#include "radeon.h"
31#include "r600d.h"
32#include "r600_reg_safe.h"
33
34static int r600_cs_packet_next_reloc_mm(struct radeon_cs_parser *p,
35 struct radeon_cs_reloc **cs_reloc);
36static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p,
37 struct radeon_cs_reloc **cs_reloc);
38typedef int (*next_reloc_t)(struct radeon_cs_parser*, struct radeon_cs_reloc**);
39static next_reloc_t r600_cs_packet_next_reloc = &r600_cs_packet_next_reloc_mm;
40extern void r600_cs_legacy_get_tiling_conf(struct drm_device *dev, u32 *npipes, u32 *nbanks, u32 *group_size);
41
42
43struct r600_cs_track {
44 /* configuration we miror so that we use same code btw kms/ums */
45 u32 group_size;
46 u32 nbanks;
47 u32 npipes;
48 /* value we track */
49 u32 sq_config;
50 u32 nsamples;
51 u32 cb_color_base_last[8];
52 struct radeon_bo *cb_color_bo[8];
53 u64 cb_color_bo_mc[8];
54 u32 cb_color_bo_offset[8];
55 struct radeon_bo *cb_color_frag_bo[8];
56 struct radeon_bo *cb_color_tile_bo[8];
57 u32 cb_color_info[8];
58 u32 cb_color_size_idx[8];
59 u32 cb_target_mask;
60 u32 cb_shader_mask;
61 u32 cb_color_size[8];
62 u32 vgt_strmout_en;
63 u32 vgt_strmout_buffer_en;
64 u32 db_depth_control;
65 u32 db_depth_info;
66 u32 db_depth_size_idx;
67 u32 db_depth_view;
68 u32 db_depth_size;
69 u32 db_offset;
70 struct radeon_bo *db_bo;
71 u64 db_bo_mc;
72};
73
74#define FMT_8_BIT(fmt, vc) [fmt] = { 1, 1, 1, vc, CHIP_R600 }
75#define FMT_16_BIT(fmt, vc) [fmt] = { 1, 1, 2, vc, CHIP_R600 }
76#define FMT_24_BIT(fmt) [fmt] = { 1, 1, 3, 0, CHIP_R600 }
77#define FMT_32_BIT(fmt, vc) [fmt] = { 1, 1, 4, vc, CHIP_R600 }
78#define FMT_48_BIT(fmt) [fmt] = { 1, 1, 6, 0, CHIP_R600 }
79#define FMT_64_BIT(fmt, vc) [fmt] = { 1, 1, 8, vc, CHIP_R600 }
80#define FMT_96_BIT(fmt) [fmt] = { 1, 1, 12, 0, CHIP_R600 }
81#define FMT_128_BIT(fmt, vc) [fmt] = { 1, 1, 16,vc, CHIP_R600 }
82
83struct gpu_formats {
84 unsigned blockwidth;
85 unsigned blockheight;
86 unsigned blocksize;
87 unsigned valid_color;
88 enum radeon_family min_family;
89};
90
91static const struct gpu_formats color_formats_table[] = {
92 /* 8 bit */
93 FMT_8_BIT(V_038004_COLOR_8, 1),
94 FMT_8_BIT(V_038004_COLOR_4_4, 1),
95 FMT_8_BIT(V_038004_COLOR_3_3_2, 1),
96 FMT_8_BIT(V_038004_FMT_1, 0),
97
98 /* 16-bit */
99 FMT_16_BIT(V_038004_COLOR_16, 1),
100 FMT_16_BIT(V_038004_COLOR_16_FLOAT, 1),
101 FMT_16_BIT(V_038004_COLOR_8_8, 1),
102 FMT_16_BIT(V_038004_COLOR_5_6_5, 1),
103 FMT_16_BIT(V_038004_COLOR_6_5_5, 1),
104 FMT_16_BIT(V_038004_COLOR_1_5_5_5, 1),
105 FMT_16_BIT(V_038004_COLOR_4_4_4_4, 1),
106 FMT_16_BIT(V_038004_COLOR_5_5_5_1, 1),
107
108 /* 24-bit */
109 FMT_24_BIT(V_038004_FMT_8_8_8),
110
111 /* 32-bit */
112 FMT_32_BIT(V_038004_COLOR_32, 1),
113 FMT_32_BIT(V_038004_COLOR_32_FLOAT, 1),
114 FMT_32_BIT(V_038004_COLOR_16_16, 1),
115 FMT_32_BIT(V_038004_COLOR_16_16_FLOAT, 1),
116 FMT_32_BIT(V_038004_COLOR_8_24, 1),
117 FMT_32_BIT(V_038004_COLOR_8_24_FLOAT, 1),
118 FMT_32_BIT(V_038004_COLOR_24_8, 1),
119 FMT_32_BIT(V_038004_COLOR_24_8_FLOAT, 1),
120 FMT_32_BIT(V_038004_COLOR_10_11_11, 1),
121 FMT_32_BIT(V_038004_COLOR_10_11_11_FLOAT, 1),
122 FMT_32_BIT(V_038004_COLOR_11_11_10, 1),
123 FMT_32_BIT(V_038004_COLOR_11_11_10_FLOAT, 1),
124 FMT_32_BIT(V_038004_COLOR_2_10_10_10, 1),
125 FMT_32_BIT(V_038004_COLOR_8_8_8_8, 1),
126 FMT_32_BIT(V_038004_COLOR_10_10_10_2, 1),
127 FMT_32_BIT(V_038004_FMT_5_9_9_9_SHAREDEXP, 0),
128 FMT_32_BIT(V_038004_FMT_32_AS_8, 0),
129 FMT_32_BIT(V_038004_FMT_32_AS_8_8, 0),
130
131 /* 48-bit */
132 FMT_48_BIT(V_038004_FMT_16_16_16),
133 FMT_48_BIT(V_038004_FMT_16_16_16_FLOAT),
134
135 /* 64-bit */
136 FMT_64_BIT(V_038004_COLOR_X24_8_32_FLOAT, 1),
137 FMT_64_BIT(V_038004_COLOR_32_32, 1),
138 FMT_64_BIT(V_038004_COLOR_32_32_FLOAT, 1),
139 FMT_64_BIT(V_038004_COLOR_16_16_16_16, 1),
140 FMT_64_BIT(V_038004_COLOR_16_16_16_16_FLOAT, 1),
141
142 FMT_96_BIT(V_038004_FMT_32_32_32),
143 FMT_96_BIT(V_038004_FMT_32_32_32_FLOAT),
144
145 /* 128-bit */
146 FMT_128_BIT(V_038004_COLOR_32_32_32_32, 1),
147 FMT_128_BIT(V_038004_COLOR_32_32_32_32_FLOAT, 1),
148
149 [V_038004_FMT_GB_GR] = { 2, 1, 4, 0 },
150 [V_038004_FMT_BG_RG] = { 2, 1, 4, 0 },
151
152 /* block compressed formats */
153 [V_038004_FMT_BC1] = { 4, 4, 8, 0 },
154 [V_038004_FMT_BC2] = { 4, 4, 16, 0 },
155 [V_038004_FMT_BC3] = { 4, 4, 16, 0 },
156 [V_038004_FMT_BC4] = { 4, 4, 8, 0 },
157 [V_038004_FMT_BC5] = { 4, 4, 16, 0},
158 [V_038004_FMT_BC6] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */
159 [V_038004_FMT_BC7] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */
160
161 /* The other Evergreen formats */
162 [V_038004_FMT_32_AS_32_32_32_32] = { 1, 1, 4, 0, CHIP_CEDAR},
163};
164
165static inline bool fmt_is_valid_color(u32 format)
166{
167 if (format >= ARRAY_SIZE(color_formats_table))
168 return false;
169
170 if (color_formats_table[format].valid_color)
171 return true;
172
173 return false;
174}
175
176static inline bool fmt_is_valid_texture(u32 format, enum radeon_family family)
177{
178 if (format >= ARRAY_SIZE(color_formats_table))
179 return false;
180
181 if (family < color_formats_table[format].min_family)
182 return false;
183
184 if (color_formats_table[format].blockwidth > 0)
185 return true;
186
187 return false;
188}
189
190static inline int fmt_get_blocksize(u32 format)
191{
192 if (format >= ARRAY_SIZE(color_formats_table))
193 return 0;
194
195 return color_formats_table[format].blocksize;
196}
197
198static inline int fmt_get_nblocksx(u32 format, u32 w)
199{
200 unsigned bw;
201
202 if (format >= ARRAY_SIZE(color_formats_table))
203 return 0;
204
205 bw = color_formats_table[format].blockwidth;
206 if (bw == 0)
207 return 0;
208
209 return (w + bw - 1) / bw;
210}
211
212static inline int fmt_get_nblocksy(u32 format, u32 h)
213{
214 unsigned bh;
215
216 if (format >= ARRAY_SIZE(color_formats_table))
217 return 0;
218
219 bh = color_formats_table[format].blockheight;
220 if (bh == 0)
221 return 0;
222
223 return (h + bh - 1) / bh;
224}
225
226static inline int r600_bpe_from_format(u32 *bpe, u32 format)
227{
228 unsigned res;
229
230 if (format >= ARRAY_SIZE(color_formats_table))
231 goto fail;
232
233 res = color_formats_table[format].blocksize;
234 if (res == 0)
235 goto fail;
236
237 *bpe = res;
238 return 0;
239
240fail:
241 *bpe = 16;
242 return -EINVAL;
243}
244
245struct array_mode_checker {
246 int array_mode;
247 u32 group_size;
248 u32 nbanks;
249 u32 npipes;
250 u32 nsamples;
251 u32 blocksize;
252};
253
254/* returns alignment in pixels for pitch/height/depth and bytes for base */
255static inline int r600_get_array_mode_alignment(struct array_mode_checker *values,
256 u32 *pitch_align,
257 u32 *height_align,
258 u32 *depth_align,
259 u64 *base_align)
260{
261 u32 tile_width = 8;
262 u32 tile_height = 8;
263 u32 macro_tile_width = values->nbanks;
264 u32 macro_tile_height = values->npipes;
265 u32 tile_bytes = tile_width * tile_height * values->blocksize * values->nsamples;
266 u32 macro_tile_bytes = macro_tile_width * macro_tile_height * tile_bytes;
267
268 switch (values->array_mode) {
269 case ARRAY_LINEAR_GENERAL:
270 /* technically tile_width/_height for pitch/height */
271 *pitch_align = 1; /* tile_width */
272 *height_align = 1; /* tile_height */
273 *depth_align = 1;
274 *base_align = 1;
275 break;
276 case ARRAY_LINEAR_ALIGNED:
277 *pitch_align = max((u32)64, (u32)(values->group_size / values->blocksize));
278 *height_align = tile_height;
279 *depth_align = 1;
280 *base_align = values->group_size;
281 break;
282 case ARRAY_1D_TILED_THIN1:
283 *pitch_align = max((u32)tile_width,
284 (u32)(values->group_size /
285 (tile_height * values->blocksize * values->nsamples)));
286 *height_align = tile_height;
287 *depth_align = 1;
288 *base_align = values->group_size;
289 break;
290 case ARRAY_2D_TILED_THIN1:
291 *pitch_align = max((u32)macro_tile_width,
292 (u32)(((values->group_size / tile_height) /
293 (values->blocksize * values->nsamples)) *
294 values->nbanks)) * tile_width;
295 *height_align = macro_tile_height * tile_height;
296 *depth_align = 1;
297 *base_align = max(macro_tile_bytes,
298 (*pitch_align) * values->blocksize * (*height_align) * values->nsamples);
299 break;
300 default:
301 return -EINVAL;
302 }
303
304 return 0;
305}
306
307static void r600_cs_track_init(struct r600_cs_track *track)
308{
309 int i;
310
311 /* assume DX9 mode */
312 track->sq_config = DX9_CONSTS;
313 for (i = 0; i < 8; i++) {
314 track->cb_color_base_last[i] = 0;
315 track->cb_color_size[i] = 0;
316 track->cb_color_size_idx[i] = 0;
317 track->cb_color_info[i] = 0;
318 track->cb_color_bo[i] = NULL;
319 track->cb_color_bo_offset[i] = 0xFFFFFFFF;
320 track->cb_color_bo_mc[i] = 0xFFFFFFFF;
321 }
322 track->cb_target_mask = 0xFFFFFFFF;
323 track->cb_shader_mask = 0xFFFFFFFF;
324 track->db_bo = NULL;
325 track->db_bo_mc = 0xFFFFFFFF;
326 /* assume the biggest format and that htile is enabled */
327 track->db_depth_info = 7 | (1 << 25);
328 track->db_depth_view = 0xFFFFC000;
329 track->db_depth_size = 0xFFFFFFFF;
330 track->db_depth_size_idx = 0;
331 track->db_depth_control = 0xFFFFFFFF;
332}
333
334static inline int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i)
335{
336 struct r600_cs_track *track = p->track;
337 u32 slice_tile_max, size, tmp;
338 u32 height, height_align, pitch, pitch_align, depth_align;
339 u64 base_offset, base_align;
340 struct array_mode_checker array_check;
341 volatile u32 *ib = p->ib->ptr;
342 unsigned array_mode;
343 u32 format;
344 if (G_0280A0_TILE_MODE(track->cb_color_info[i])) {
345 dev_warn(p->dev, "FMASK or CMASK buffer are not supported by this kernel\n");
346 return -EINVAL;
347 }
348 size = radeon_bo_size(track->cb_color_bo[i]) - track->cb_color_bo_offset[i];
349 format = G_0280A0_FORMAT(track->cb_color_info[i]);
350 if (!fmt_is_valid_color(format)) {
351 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08X)\n",
352 __func__, __LINE__, format,
353 i, track->cb_color_info[i]);
354 return -EINVAL;
355 }
356 /* pitch in pixels */
357 pitch = (G_028060_PITCH_TILE_MAX(track->cb_color_size[i]) + 1) * 8;
358 slice_tile_max = G_028060_SLICE_TILE_MAX(track->cb_color_size[i]) + 1;
359 slice_tile_max *= 64;
360 height = slice_tile_max / pitch;
361 if (height > 8192)
362 height = 8192;
363 array_mode = G_0280A0_ARRAY_MODE(track->cb_color_info[i]);
364
365 base_offset = track->cb_color_bo_mc[i] + track->cb_color_bo_offset[i];
366 array_check.array_mode = array_mode;
367 array_check.group_size = track->group_size;
368 array_check.nbanks = track->nbanks;
369 array_check.npipes = track->npipes;
370 array_check.nsamples = track->nsamples;
371 array_check.blocksize = fmt_get_blocksize(format);
372 if (r600_get_array_mode_alignment(&array_check,
373 &pitch_align, &height_align, &depth_align, &base_align)) {
374 dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__,
375 G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i,
376 track->cb_color_info[i]);
377 return -EINVAL;
378 }
379 switch (array_mode) {
380 case V_0280A0_ARRAY_LINEAR_GENERAL:
381 break;
382 case V_0280A0_ARRAY_LINEAR_ALIGNED:
383 break;
384 case V_0280A0_ARRAY_1D_TILED_THIN1:
385 /* avoid breaking userspace */
386 if (height > 7)
387 height &= ~0x7;
388 break;
389 case V_0280A0_ARRAY_2D_TILED_THIN1:
390 break;
391 default:
392 dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__,
393 G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i,
394 track->cb_color_info[i]);
395 return -EINVAL;
396 }
397
398 if (!IS_ALIGNED(pitch, pitch_align)) {
399 dev_warn(p->dev, "%s:%d cb pitch (%d, 0x%x, %d) invalid\n",
400 __func__, __LINE__, pitch, pitch_align, array_mode);
401 return -EINVAL;
402 }
403 if (!IS_ALIGNED(height, height_align)) {
404 dev_warn(p->dev, "%s:%d cb height (%d, 0x%x, %d) invalid\n",
405 __func__, __LINE__, height, height_align, array_mode);
406 return -EINVAL;
407 }
408 if (!IS_ALIGNED(base_offset, base_align)) {
409 dev_warn(p->dev, "%s offset[%d] 0x%llx 0x%llx, %d not aligned\n", __func__, i,
410 base_offset, base_align, array_mode);
411 return -EINVAL;
412 }
413
414 /* check offset */
415 tmp = fmt_get_nblocksy(format, height) * fmt_get_nblocksx(format, pitch) * fmt_get_blocksize(format);
416 if ((tmp + track->cb_color_bo_offset[i]) > radeon_bo_size(track->cb_color_bo[i])) {
417 if (array_mode == V_0280A0_ARRAY_LINEAR_GENERAL) {
418 /* the initial DDX does bad things with the CB size occasionally */
419 /* it rounds up height too far for slice tile max but the BO is smaller */
420 /* r600c,g also seem to flush at bad times in some apps resulting in
421 * bogus values here. So for linear just allow anything to avoid breaking
422 * broken userspace.
423 */
424 } else {
425 dev_warn(p->dev, "%s offset[%d] %d %d %d %lu too big\n", __func__, i,
426 array_mode,
427 track->cb_color_bo_offset[i], tmp,
428 radeon_bo_size(track->cb_color_bo[i]));
429 return -EINVAL;
430 }
431 }
432 /* limit max tile */
433 tmp = (height * pitch) >> 6;
434 if (tmp < slice_tile_max)
435 slice_tile_max = tmp;
436 tmp = S_028060_PITCH_TILE_MAX((pitch / 8) - 1) |
437 S_028060_SLICE_TILE_MAX(slice_tile_max - 1);
438 ib[track->cb_color_size_idx[i]] = tmp;
439 return 0;
440}
441
442static int r600_cs_track_check(struct radeon_cs_parser *p)
443{
444 struct r600_cs_track *track = p->track;
445 u32 tmp;
446 int r, i;
447 volatile u32 *ib = p->ib->ptr;
448
449 /* on legacy kernel we don't perform advanced check */
450 if (p->rdev == NULL)
451 return 0;
452 /* we don't support out buffer yet */
453 if (track->vgt_strmout_en || track->vgt_strmout_buffer_en) {
454 dev_warn(p->dev, "this kernel doesn't support SMX output buffer\n");
455 return -EINVAL;
456 }
457 /* check that we have a cb for each enabled target, we don't check
458 * shader_mask because it seems mesa isn't always setting it :(
459 */
460 tmp = track->cb_target_mask;
461 for (i = 0; i < 8; i++) {
462 if ((tmp >> (i * 4)) & 0xF) {
463 /* at least one component is enabled */
464 if (track->cb_color_bo[i] == NULL) {
465 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n",
466 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i);
467 return -EINVAL;
468 }
469 /* perform rewrite of CB_COLOR[0-7]_SIZE */
470 r = r600_cs_track_validate_cb(p, i);
471 if (r)
472 return r;
473 }
474 }
475 /* Check depth buffer */
476 if (G_028800_STENCIL_ENABLE(track->db_depth_control) ||
477 G_028800_Z_ENABLE(track->db_depth_control)) {
478 u32 nviews, bpe, ntiles, size, slice_tile_max;
479 u32 height, height_align, pitch, pitch_align, depth_align;
480 u64 base_offset, base_align;
481 struct array_mode_checker array_check;
482 int array_mode;
483
484 if (track->db_bo == NULL) {
485 dev_warn(p->dev, "z/stencil with no depth buffer\n");
486 return -EINVAL;
487 }
488 if (G_028010_TILE_SURFACE_ENABLE(track->db_depth_info)) {
489 dev_warn(p->dev, "this kernel doesn't support z/stencil htile\n");
490 return -EINVAL;
491 }
492 switch (G_028010_FORMAT(track->db_depth_info)) {
493 case V_028010_DEPTH_16:
494 bpe = 2;
495 break;
496 case V_028010_DEPTH_X8_24:
497 case V_028010_DEPTH_8_24:
498 case V_028010_DEPTH_X8_24_FLOAT:
499 case V_028010_DEPTH_8_24_FLOAT:
500 case V_028010_DEPTH_32_FLOAT:
501 bpe = 4;
502 break;
503 case V_028010_DEPTH_X24_8_32_FLOAT:
504 bpe = 8;
505 break;
506 default:
507 dev_warn(p->dev, "z/stencil with invalid format %d\n", G_028010_FORMAT(track->db_depth_info));
508 return -EINVAL;
509 }
510 if ((track->db_depth_size & 0xFFFFFC00) == 0xFFFFFC00) {
511 if (!track->db_depth_size_idx) {
512 dev_warn(p->dev, "z/stencil buffer size not set\n");
513 return -EINVAL;
514 }
515 tmp = radeon_bo_size(track->db_bo) - track->db_offset;
516 tmp = (tmp / bpe) >> 6;
517 if (!tmp) {
518 dev_warn(p->dev, "z/stencil buffer too small (0x%08X %d %d %ld)\n",
519 track->db_depth_size, bpe, track->db_offset,
520 radeon_bo_size(track->db_bo));
521 return -EINVAL;
522 }
523 ib[track->db_depth_size_idx] = S_028000_SLICE_TILE_MAX(tmp - 1) | (track->db_depth_size & 0x3FF);
524 } else {
525 size = radeon_bo_size(track->db_bo);
526 /* pitch in pixels */
527 pitch = (G_028000_PITCH_TILE_MAX(track->db_depth_size) + 1) * 8;
528 slice_tile_max = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1;
529 slice_tile_max *= 64;
530 height = slice_tile_max / pitch;
531 if (height > 8192)
532 height = 8192;
533 base_offset = track->db_bo_mc + track->db_offset;
534 array_mode = G_028010_ARRAY_MODE(track->db_depth_info);
535 array_check.array_mode = array_mode;
536 array_check.group_size = track->group_size;
537 array_check.nbanks = track->nbanks;
538 array_check.npipes = track->npipes;
539 array_check.nsamples = track->nsamples;
540 array_check.blocksize = bpe;
541 if (r600_get_array_mode_alignment(&array_check,
542 &pitch_align, &height_align, &depth_align, &base_align)) {
543 dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__,
544 G_028010_ARRAY_MODE(track->db_depth_info),
545 track->db_depth_info);
546 return -EINVAL;
547 }
548 switch (array_mode) {
549 case V_028010_ARRAY_1D_TILED_THIN1:
550 /* don't break userspace */
551 height &= ~0x7;
552 break;
553 case V_028010_ARRAY_2D_TILED_THIN1:
554 break;
555 default:
556 dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__,
557 G_028010_ARRAY_MODE(track->db_depth_info),
558 track->db_depth_info);
559 return -EINVAL;
560 }
561
562 if (!IS_ALIGNED(pitch, pitch_align)) {
563 dev_warn(p->dev, "%s:%d db pitch (%d, 0x%x, %d) invalid\n",
564 __func__, __LINE__, pitch, pitch_align, array_mode);
565 return -EINVAL;
566 }
567 if (!IS_ALIGNED(height, height_align)) {
568 dev_warn(p->dev, "%s:%d db height (%d, 0x%x, %d) invalid\n",
569 __func__, __LINE__, height, height_align, array_mode);
570 return -EINVAL;
571 }
572 if (!IS_ALIGNED(base_offset, base_align)) {
573 dev_warn(p->dev, "%s offset[%d] 0x%llx, 0x%llx, %d not aligned\n", __func__, i,
574 base_offset, base_align, array_mode);
575 return -EINVAL;
576 }
577
578 ntiles = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1;
579 nviews = G_028004_SLICE_MAX(track->db_depth_view) + 1;
580 tmp = ntiles * bpe * 64 * nviews;
581 if ((tmp + track->db_offset) > radeon_bo_size(track->db_bo)) {
582 dev_warn(p->dev, "z/stencil buffer (%d) too small (0x%08X %d %d %d -> %u have %lu)\n",
583 array_mode,
584 track->db_depth_size, ntiles, nviews, bpe, tmp + track->db_offset,
585 radeon_bo_size(track->db_bo));
586 return -EINVAL;
587 }
588 }
589 }
590 return 0;
591}
592
593/**
594 * r600_cs_packet_parse() - parse cp packet and point ib index to next packet
595 * @parser: parser structure holding parsing context.
596 * @pkt: where to store packet informations
597 *
598 * Assume that chunk_ib_index is properly set. Will return -EINVAL
599 * if packet is bigger than remaining ib size. or if packets is unknown.
600 **/
601int r600_cs_packet_parse(struct radeon_cs_parser *p,
602 struct radeon_cs_packet *pkt,
603 unsigned idx)
604{
605 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx];
606 uint32_t header;
607
608 if (idx >= ib_chunk->length_dw) {
609 DRM_ERROR("Can not parse packet at %d after CS end %d !\n",
610 idx, ib_chunk->length_dw);
611 return -EINVAL;
612 }
613 header = radeon_get_ib_value(p, idx);
614 pkt->idx = idx;
615 pkt->type = CP_PACKET_GET_TYPE(header);
616 pkt->count = CP_PACKET_GET_COUNT(header);
617 pkt->one_reg_wr = 0;
618 switch (pkt->type) {
619 case PACKET_TYPE0:
620 pkt->reg = CP_PACKET0_GET_REG(header);
621 break;
622 case PACKET_TYPE3:
623 pkt->opcode = CP_PACKET3_GET_OPCODE(header);
624 break;
625 case PACKET_TYPE2:
626 pkt->count = -1;
627 break;
628 default:
629 DRM_ERROR("Unknown packet type %d at %d !\n", pkt->type, idx);
630 return -EINVAL;
631 }
632 if ((pkt->count + 1 + pkt->idx) >= ib_chunk->length_dw) {
633 DRM_ERROR("Packet (%d:%d:%d) end after CS buffer (%d) !\n",
634 pkt->idx, pkt->type, pkt->count, ib_chunk->length_dw);
635 return -EINVAL;
636 }
637 return 0;
638}
639
640/**
641 * r600_cs_packet_next_reloc_mm() - parse next packet which should be reloc packet3
642 * @parser: parser structure holding parsing context.
643 * @data: pointer to relocation data
644 * @offset_start: starting offset
645 * @offset_mask: offset mask (to align start offset on)
646 * @reloc: reloc informations
647 *
648 * Check next packet is relocation packet3, do bo validation and compute
649 * GPU offset using the provided start.
650 **/
651static int r600_cs_packet_next_reloc_mm(struct radeon_cs_parser *p,
652 struct radeon_cs_reloc **cs_reloc)
653{
654 struct radeon_cs_chunk *relocs_chunk;
655 struct radeon_cs_packet p3reloc;
656 unsigned idx;
657 int r;
658
659 if (p->chunk_relocs_idx == -1) {
660 DRM_ERROR("No relocation chunk !\n");
661 return -EINVAL;
662 }
663 *cs_reloc = NULL;
664 relocs_chunk = &p->chunks[p->chunk_relocs_idx];
665 r = r600_cs_packet_parse(p, &p3reloc, p->idx);
666 if (r) {
667 return r;
668 }
669 p->idx += p3reloc.count + 2;
670 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) {
671 DRM_ERROR("No packet3 for relocation for packet at %d.\n",
672 p3reloc.idx);
673 return -EINVAL;
674 }
675 idx = radeon_get_ib_value(p, p3reloc.idx + 1);
676 if (idx >= relocs_chunk->length_dw) {
677 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n",
678 idx, relocs_chunk->length_dw);
679 return -EINVAL;
680 }
681 /* FIXME: we assume reloc size is 4 dwords */
682 *cs_reloc = p->relocs_ptr[(idx / 4)];
683 return 0;
684}
685
686/**
687 * r600_cs_packet_next_reloc_nomm() - parse next packet which should be reloc packet3
688 * @parser: parser structure holding parsing context.
689 * @data: pointer to relocation data
690 * @offset_start: starting offset
691 * @offset_mask: offset mask (to align start offset on)
692 * @reloc: reloc informations
693 *
694 * Check next packet is relocation packet3, do bo validation and compute
695 * GPU offset using the provided start.
696 **/
697static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p,
698 struct radeon_cs_reloc **cs_reloc)
699{
700 struct radeon_cs_chunk *relocs_chunk;
701 struct radeon_cs_packet p3reloc;
702 unsigned idx;
703 int r;
704
705 if (p->chunk_relocs_idx == -1) {
706 DRM_ERROR("No relocation chunk !\n");
707 return -EINVAL;
708 }
709 *cs_reloc = NULL;
710 relocs_chunk = &p->chunks[p->chunk_relocs_idx];
711 r = r600_cs_packet_parse(p, &p3reloc, p->idx);
712 if (r) {
713 return r;
714 }
715 p->idx += p3reloc.count + 2;
716 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) {
717 DRM_ERROR("No packet3 for relocation for packet at %d.\n",
718 p3reloc.idx);
719 return -EINVAL;
720 }
721 idx = radeon_get_ib_value(p, p3reloc.idx + 1);
722 if (idx >= relocs_chunk->length_dw) {
723 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n",
724 idx, relocs_chunk->length_dw);
725 return -EINVAL;
726 }
727 *cs_reloc = p->relocs;
728 (*cs_reloc)->lobj.gpu_offset = (u64)relocs_chunk->kdata[idx + 3] << 32;
729 (*cs_reloc)->lobj.gpu_offset |= relocs_chunk->kdata[idx + 0];
730 return 0;
731}
732
733/**
734 * r600_cs_packet_next_is_pkt3_nop() - test if next packet is packet3 nop for reloc
735 * @parser: parser structure holding parsing context.
736 *
737 * Check next packet is relocation packet3, do bo validation and compute
738 * GPU offset using the provided start.
739 **/
740static inline int r600_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p)
741{
742 struct radeon_cs_packet p3reloc;
743 int r;
744
745 r = r600_cs_packet_parse(p, &p3reloc, p->idx);
746 if (r) {
747 return 0;
748 }
749 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) {
750 return 0;
751 }
752 return 1;
753}
754
755/**
756 * r600_cs_packet_next_vline() - parse userspace VLINE packet
757 * @parser: parser structure holding parsing context.
758 *
759 * Userspace sends a special sequence for VLINE waits.
760 * PACKET0 - VLINE_START_END + value
761 * PACKET3 - WAIT_REG_MEM poll vline status reg
762 * RELOC (P3) - crtc_id in reloc.
763 *
764 * This function parses this and relocates the VLINE START END
765 * and WAIT_REG_MEM packets to the correct crtc.
766 * It also detects a switched off crtc and nulls out the
767 * wait in that case.
768 */
769static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p)
770{
771 struct drm_mode_object *obj;
772 struct drm_crtc *crtc;
773 struct radeon_crtc *radeon_crtc;
774 struct radeon_cs_packet p3reloc, wait_reg_mem;
775 int crtc_id;
776 int r;
777 uint32_t header, h_idx, reg, wait_reg_mem_info;
778 volatile uint32_t *ib;
779
780 ib = p->ib->ptr;
781
782 /* parse the WAIT_REG_MEM */
783 r = r600_cs_packet_parse(p, &wait_reg_mem, p->idx);
784 if (r)
785 return r;
786
787 /* check its a WAIT_REG_MEM */
788 if (wait_reg_mem.type != PACKET_TYPE3 ||
789 wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) {
790 DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n");
791 return -EINVAL;
792 }
793
794 wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1);
795 /* bit 4 is reg (0) or mem (1) */
796 if (wait_reg_mem_info & 0x10) {
797 DRM_ERROR("vline WAIT_REG_MEM waiting on MEM rather than REG\n");
798 return -EINVAL;
799 }
800 /* waiting for value to be equal */
801 if ((wait_reg_mem_info & 0x7) != 0x3) {
802 DRM_ERROR("vline WAIT_REG_MEM function not equal\n");
803 return -EINVAL;
804 }
805 if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != AVIVO_D1MODE_VLINE_STATUS) {
806 DRM_ERROR("vline WAIT_REG_MEM bad reg\n");
807 return -EINVAL;
808 }
809
810 if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != AVIVO_D1MODE_VLINE_STAT) {
811 DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n");
812 return -EINVAL;
813 }
814
815 /* jump over the NOP */
816 r = r600_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2);
817 if (r)
818 return r;
819
820 h_idx = p->idx - 2;
821 p->idx += wait_reg_mem.count + 2;
822 p->idx += p3reloc.count + 2;
823
824 header = radeon_get_ib_value(p, h_idx);
825 crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1);
826 reg = CP_PACKET0_GET_REG(header);
827
828 obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC);
829 if (!obj) {
830 DRM_ERROR("cannot find crtc %d\n", crtc_id);
831 return -EINVAL;
832 }
833 crtc = obj_to_crtc(obj);
834 radeon_crtc = to_radeon_crtc(crtc);
835 crtc_id = radeon_crtc->crtc_id;
836
837 if (!crtc->enabled) {
838 /* if the CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */
839 ib[h_idx + 2] = PACKET2(0);
840 ib[h_idx + 3] = PACKET2(0);
841 ib[h_idx + 4] = PACKET2(0);
842 ib[h_idx + 5] = PACKET2(0);
843 ib[h_idx + 6] = PACKET2(0);
844 ib[h_idx + 7] = PACKET2(0);
845 ib[h_idx + 8] = PACKET2(0);
846 } else if (crtc_id == 1) {
847 switch (reg) {
848 case AVIVO_D1MODE_VLINE_START_END:
849 header &= ~R600_CP_PACKET0_REG_MASK;
850 header |= AVIVO_D2MODE_VLINE_START_END >> 2;
851 break;
852 default:
853 DRM_ERROR("unknown crtc reloc\n");
854 return -EINVAL;
855 }
856 ib[h_idx] = header;
857 ib[h_idx + 4] = AVIVO_D2MODE_VLINE_STATUS >> 2;
858 }
859
860 return 0;
861}
862
863static int r600_packet0_check(struct radeon_cs_parser *p,
864 struct radeon_cs_packet *pkt,
865 unsigned idx, unsigned reg)
866{
867 int r;
868
869 switch (reg) {
870 case AVIVO_D1MODE_VLINE_START_END:
871 r = r600_cs_packet_parse_vline(p);
872 if (r) {
873 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
874 idx, reg);
875 return r;
876 }
877 break;
878 default:
879 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
880 reg, idx);
881 return -EINVAL;
882 }
883 return 0;
884}
885
886static int r600_cs_parse_packet0(struct radeon_cs_parser *p,
887 struct radeon_cs_packet *pkt)
888{
889 unsigned reg, i;
890 unsigned idx;
891 int r;
892
893 idx = pkt->idx + 1;
894 reg = pkt->reg;
895 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) {
896 r = r600_packet0_check(p, pkt, idx, reg);
897 if (r) {
898 return r;
899 }
900 }
901 return 0;
902}
903
904/**
905 * r600_cs_check_reg() - check if register is authorized or not
906 * @parser: parser structure holding parsing context
907 * @reg: register we are testing
908 * @idx: index into the cs buffer
909 *
910 * This function will test against r600_reg_safe_bm and return 0
911 * if register is safe. If register is not flag as safe this function
912 * will test it against a list of register needind special handling.
913 */
914static inline int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
915{
916 struct r600_cs_track *track = (struct r600_cs_track *)p->track;
917 struct radeon_cs_reloc *reloc;
918 u32 m, i, tmp, *ib;
919 int r;
920
921 i = (reg >> 7);
922 if (i >= ARRAY_SIZE(r600_reg_safe_bm)) {
923 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
924 return -EINVAL;
925 }
926 m = 1 << ((reg >> 2) & 31);
927 if (!(r600_reg_safe_bm[i] & m))
928 return 0;
929 ib = p->ib->ptr;
930 switch (reg) {
931 /* force following reg to 0 in an attempt to disable out buffer
932 * which will need us to better understand how it works to perform
933 * security check on it (Jerome)
934 */
935 case R_0288A8_SQ_ESGS_RING_ITEMSIZE:
936 case R_008C44_SQ_ESGS_RING_SIZE:
937 case R_0288B0_SQ_ESTMP_RING_ITEMSIZE:
938 case R_008C54_SQ_ESTMP_RING_SIZE:
939 case R_0288C0_SQ_FBUF_RING_ITEMSIZE:
940 case R_008C74_SQ_FBUF_RING_SIZE:
941 case R_0288B4_SQ_GSTMP_RING_ITEMSIZE:
942 case R_008C5C_SQ_GSTMP_RING_SIZE:
943 case R_0288AC_SQ_GSVS_RING_ITEMSIZE:
944 case R_008C4C_SQ_GSVS_RING_SIZE:
945 case R_0288BC_SQ_PSTMP_RING_ITEMSIZE:
946 case R_008C6C_SQ_PSTMP_RING_SIZE:
947 case R_0288C4_SQ_REDUC_RING_ITEMSIZE:
948 case R_008C7C_SQ_REDUC_RING_SIZE:
949 case R_0288B8_SQ_VSTMP_RING_ITEMSIZE:
950 case R_008C64_SQ_VSTMP_RING_SIZE:
951 case R_0288C8_SQ_GS_VERT_ITEMSIZE:
952 /* get value to populate the IB don't remove */
953 tmp =radeon_get_ib_value(p, idx);
954 ib[idx] = 0;
955 break;
956 case SQ_CONFIG:
957 track->sq_config = radeon_get_ib_value(p, idx);
958 break;
959 case R_028800_DB_DEPTH_CONTROL:
960 track->db_depth_control = radeon_get_ib_value(p, idx);
961 break;
962 case R_028010_DB_DEPTH_INFO:
963 if (r600_cs_packet_next_is_pkt3_nop(p)) {
964 r = r600_cs_packet_next_reloc(p, &reloc);
965 if (r) {
966 dev_warn(p->dev, "bad SET_CONTEXT_REG "
967 "0x%04X\n", reg);
968 return -EINVAL;
969 }
970 track->db_depth_info = radeon_get_ib_value(p, idx);
971 ib[idx] &= C_028010_ARRAY_MODE;
972 track->db_depth_info &= C_028010_ARRAY_MODE;
973 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) {
974 ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1);
975 track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1);
976 } else {
977 ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1);
978 track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1);
979 }
980 } else
981 track->db_depth_info = radeon_get_ib_value(p, idx);
982 break;
983 case R_028004_DB_DEPTH_VIEW:
984 track->db_depth_view = radeon_get_ib_value(p, idx);
985 break;
986 case R_028000_DB_DEPTH_SIZE:
987 track->db_depth_size = radeon_get_ib_value(p, idx);
988 track->db_depth_size_idx = idx;
989 break;
990 case R_028AB0_VGT_STRMOUT_EN:
991 track->vgt_strmout_en = radeon_get_ib_value(p, idx);
992 break;
993 case R_028B20_VGT_STRMOUT_BUFFER_EN:
994 track->vgt_strmout_buffer_en = radeon_get_ib_value(p, idx);
995 break;
996 case R_028238_CB_TARGET_MASK:
997 track->cb_target_mask = radeon_get_ib_value(p, idx);
998 break;
999 case R_02823C_CB_SHADER_MASK:
1000 track->cb_shader_mask = radeon_get_ib_value(p, idx);
1001 break;
1002 case R_028C04_PA_SC_AA_CONFIG:
1003 tmp = G_028C04_MSAA_NUM_SAMPLES(radeon_get_ib_value(p, idx));
1004 track->nsamples = 1 << tmp;
1005 break;
1006 case R_0280A0_CB_COLOR0_INFO:
1007 case R_0280A4_CB_COLOR1_INFO:
1008 case R_0280A8_CB_COLOR2_INFO:
1009 case R_0280AC_CB_COLOR3_INFO:
1010 case R_0280B0_CB_COLOR4_INFO:
1011 case R_0280B4_CB_COLOR5_INFO:
1012 case R_0280B8_CB_COLOR6_INFO:
1013 case R_0280BC_CB_COLOR7_INFO:
1014 if (r600_cs_packet_next_is_pkt3_nop(p)) {
1015 r = r600_cs_packet_next_reloc(p, &reloc);
1016 if (r) {
1017 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1018 return -EINVAL;
1019 }
1020 tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4;
1021 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1022 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) {
1023 ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1);
1024 track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1);
1025 } else if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) {
1026 ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1);
1027 track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1);
1028 }
1029 } else {
1030 tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4;
1031 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1032 }
1033 break;
1034 case R_028060_CB_COLOR0_SIZE:
1035 case R_028064_CB_COLOR1_SIZE:
1036 case R_028068_CB_COLOR2_SIZE:
1037 case R_02806C_CB_COLOR3_SIZE:
1038 case R_028070_CB_COLOR4_SIZE:
1039 case R_028074_CB_COLOR5_SIZE:
1040 case R_028078_CB_COLOR6_SIZE:
1041 case R_02807C_CB_COLOR7_SIZE:
1042 tmp = (reg - R_028060_CB_COLOR0_SIZE) / 4;
1043 track->cb_color_size[tmp] = radeon_get_ib_value(p, idx);
1044 track->cb_color_size_idx[tmp] = idx;
1045 break;
1046 /* This register were added late, there is userspace
1047 * which does provide relocation for those but set
1048 * 0 offset. In order to avoid breaking old userspace
1049 * we detect this and set address to point to last
1050 * CB_COLOR0_BASE, note that if userspace doesn't set
1051 * CB_COLOR0_BASE before this register we will report
1052 * error. Old userspace always set CB_COLOR0_BASE
1053 * before any of this.
1054 */
1055 case R_0280E0_CB_COLOR0_FRAG:
1056 case R_0280E4_CB_COLOR1_FRAG:
1057 case R_0280E8_CB_COLOR2_FRAG:
1058 case R_0280EC_CB_COLOR3_FRAG:
1059 case R_0280F0_CB_COLOR4_FRAG:
1060 case R_0280F4_CB_COLOR5_FRAG:
1061 case R_0280F8_CB_COLOR6_FRAG:
1062 case R_0280FC_CB_COLOR7_FRAG:
1063 tmp = (reg - R_0280E0_CB_COLOR0_FRAG) / 4;
1064 if (!r600_cs_packet_next_is_pkt3_nop(p)) {
1065 if (!track->cb_color_base_last[tmp]) {
1066 dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg);
1067 return -EINVAL;
1068 }
1069 ib[idx] = track->cb_color_base_last[tmp];
1070 track->cb_color_frag_bo[tmp] = track->cb_color_bo[tmp];
1071 } else {
1072 r = r600_cs_packet_next_reloc(p, &reloc);
1073 if (r) {
1074 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1075 return -EINVAL;
1076 }
1077 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1078 track->cb_color_frag_bo[tmp] = reloc->robj;
1079 }
1080 break;
1081 case R_0280C0_CB_COLOR0_TILE:
1082 case R_0280C4_CB_COLOR1_TILE:
1083 case R_0280C8_CB_COLOR2_TILE:
1084 case R_0280CC_CB_COLOR3_TILE:
1085 case R_0280D0_CB_COLOR4_TILE:
1086 case R_0280D4_CB_COLOR5_TILE:
1087 case R_0280D8_CB_COLOR6_TILE:
1088 case R_0280DC_CB_COLOR7_TILE:
1089 tmp = (reg - R_0280C0_CB_COLOR0_TILE) / 4;
1090 if (!r600_cs_packet_next_is_pkt3_nop(p)) {
1091 if (!track->cb_color_base_last[tmp]) {
1092 dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg);
1093 return -EINVAL;
1094 }
1095 ib[idx] = track->cb_color_base_last[tmp];
1096 track->cb_color_tile_bo[tmp] = track->cb_color_bo[tmp];
1097 } else {
1098 r = r600_cs_packet_next_reloc(p, &reloc);
1099 if (r) {
1100 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1101 return -EINVAL;
1102 }
1103 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1104 track->cb_color_tile_bo[tmp] = reloc->robj;
1105 }
1106 break;
1107 case CB_COLOR0_BASE:
1108 case CB_COLOR1_BASE:
1109 case CB_COLOR2_BASE:
1110 case CB_COLOR3_BASE:
1111 case CB_COLOR4_BASE:
1112 case CB_COLOR5_BASE:
1113 case CB_COLOR6_BASE:
1114 case CB_COLOR7_BASE:
1115 r = r600_cs_packet_next_reloc(p, &reloc);
1116 if (r) {
1117 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1118 "0x%04X\n", reg);
1119 return -EINVAL;
1120 }
1121 tmp = (reg - CB_COLOR0_BASE) / 4;
1122 track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8;
1123 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1124 track->cb_color_base_last[tmp] = ib[idx];
1125 track->cb_color_bo[tmp] = reloc->robj;
1126 track->cb_color_bo_mc[tmp] = reloc->lobj.gpu_offset;
1127 break;
1128 case DB_DEPTH_BASE:
1129 r = r600_cs_packet_next_reloc(p, &reloc);
1130 if (r) {
1131 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1132 "0x%04X\n", reg);
1133 return -EINVAL;
1134 }
1135 track->db_offset = radeon_get_ib_value(p, idx) << 8;
1136 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1137 track->db_bo = reloc->robj;
1138 track->db_bo_mc = reloc->lobj.gpu_offset;
1139 break;
1140 case DB_HTILE_DATA_BASE:
1141 case SQ_PGM_START_FS:
1142 case SQ_PGM_START_ES:
1143 case SQ_PGM_START_VS:
1144 case SQ_PGM_START_GS:
1145 case SQ_PGM_START_PS:
1146 case SQ_ALU_CONST_CACHE_GS_0:
1147 case SQ_ALU_CONST_CACHE_GS_1:
1148 case SQ_ALU_CONST_CACHE_GS_2:
1149 case SQ_ALU_CONST_CACHE_GS_3:
1150 case SQ_ALU_CONST_CACHE_GS_4:
1151 case SQ_ALU_CONST_CACHE_GS_5:
1152 case SQ_ALU_CONST_CACHE_GS_6:
1153 case SQ_ALU_CONST_CACHE_GS_7:
1154 case SQ_ALU_CONST_CACHE_GS_8:
1155 case SQ_ALU_CONST_CACHE_GS_9:
1156 case SQ_ALU_CONST_CACHE_GS_10:
1157 case SQ_ALU_CONST_CACHE_GS_11:
1158 case SQ_ALU_CONST_CACHE_GS_12:
1159 case SQ_ALU_CONST_CACHE_GS_13:
1160 case SQ_ALU_CONST_CACHE_GS_14:
1161 case SQ_ALU_CONST_CACHE_GS_15:
1162 case SQ_ALU_CONST_CACHE_PS_0:
1163 case SQ_ALU_CONST_CACHE_PS_1:
1164 case SQ_ALU_CONST_CACHE_PS_2:
1165 case SQ_ALU_CONST_CACHE_PS_3:
1166 case SQ_ALU_CONST_CACHE_PS_4:
1167 case SQ_ALU_CONST_CACHE_PS_5:
1168 case SQ_ALU_CONST_CACHE_PS_6:
1169 case SQ_ALU_CONST_CACHE_PS_7:
1170 case SQ_ALU_CONST_CACHE_PS_8:
1171 case SQ_ALU_CONST_CACHE_PS_9:
1172 case SQ_ALU_CONST_CACHE_PS_10:
1173 case SQ_ALU_CONST_CACHE_PS_11:
1174 case SQ_ALU_CONST_CACHE_PS_12:
1175 case SQ_ALU_CONST_CACHE_PS_13:
1176 case SQ_ALU_CONST_CACHE_PS_14:
1177 case SQ_ALU_CONST_CACHE_PS_15:
1178 case SQ_ALU_CONST_CACHE_VS_0:
1179 case SQ_ALU_CONST_CACHE_VS_1:
1180 case SQ_ALU_CONST_CACHE_VS_2:
1181 case SQ_ALU_CONST_CACHE_VS_3:
1182 case SQ_ALU_CONST_CACHE_VS_4:
1183 case SQ_ALU_CONST_CACHE_VS_5:
1184 case SQ_ALU_CONST_CACHE_VS_6:
1185 case SQ_ALU_CONST_CACHE_VS_7:
1186 case SQ_ALU_CONST_CACHE_VS_8:
1187 case SQ_ALU_CONST_CACHE_VS_9:
1188 case SQ_ALU_CONST_CACHE_VS_10:
1189 case SQ_ALU_CONST_CACHE_VS_11:
1190 case SQ_ALU_CONST_CACHE_VS_12:
1191 case SQ_ALU_CONST_CACHE_VS_13:
1192 case SQ_ALU_CONST_CACHE_VS_14:
1193 case SQ_ALU_CONST_CACHE_VS_15:
1194 r = r600_cs_packet_next_reloc(p, &reloc);
1195 if (r) {
1196 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1197 "0x%04X\n", reg);
1198 return -EINVAL;
1199 }
1200 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1201 break;
1202 case SX_MEMORY_EXPORT_BASE:
1203 r = r600_cs_packet_next_reloc(p, &reloc);
1204 if (r) {
1205 dev_warn(p->dev, "bad SET_CONFIG_REG "
1206 "0x%04X\n", reg);
1207 return -EINVAL;
1208 }
1209 ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1210 break;
1211 default:
1212 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1213 return -EINVAL;
1214 }
1215 return 0;
1216}
1217
1218static inline unsigned mip_minify(unsigned size, unsigned level)
1219{
1220 unsigned val;
1221
1222 val = max(1U, size >> level);
1223 if (level > 0)
1224 val = roundup_pow_of_two(val);
1225 return val;
1226}
1227
1228static void r600_texture_size(unsigned nfaces, unsigned blevel, unsigned llevel,
1229 unsigned w0, unsigned h0, unsigned d0, unsigned format,
1230 unsigned block_align, unsigned height_align, unsigned base_align,
1231 unsigned *l0_size, unsigned *mipmap_size)
1232{
1233 unsigned offset, i, level;
1234 unsigned width, height, depth, size;
1235 unsigned blocksize;
1236 unsigned nbx, nby;
1237 unsigned nlevels = llevel - blevel + 1;
1238
1239 *l0_size = -1;
1240 blocksize = fmt_get_blocksize(format);
1241
1242 w0 = mip_minify(w0, 0);
1243 h0 = mip_minify(h0, 0);
1244 d0 = mip_minify(d0, 0);
1245 for(i = 0, offset = 0, level = blevel; i < nlevels; i++, level++) {
1246 width = mip_minify(w0, i);
1247 nbx = fmt_get_nblocksx(format, width);
1248
1249 nbx = round_up(nbx, block_align);
1250
1251 height = mip_minify(h0, i);
1252 nby = fmt_get_nblocksy(format, height);
1253 nby = round_up(nby, height_align);
1254
1255 depth = mip_minify(d0, i);
1256
1257 size = nbx * nby * blocksize;
1258 if (nfaces)
1259 size *= nfaces;
1260 else
1261 size *= depth;
1262
1263 if (i == 0)
1264 *l0_size = size;
1265
1266 if (i == 0 || i == 1)
1267 offset = round_up(offset, base_align);
1268
1269 offset += size;
1270 }
1271 *mipmap_size = offset;
1272 if (llevel == 0)
1273 *mipmap_size = *l0_size;
1274 if (!blevel)
1275 *mipmap_size -= *l0_size;
1276}
1277
1278/**
1279 * r600_check_texture_resource() - check if register is authorized or not
1280 * @p: parser structure holding parsing context
1281 * @idx: index into the cs buffer
1282 * @texture: texture's bo structure
1283 * @mipmap: mipmap's bo structure
1284 *
1285 * This function will check that the resource has valid field and that
1286 * the texture and mipmap bo object are big enough to cover this resource.
1287 */
1288static inline int r600_check_texture_resource(struct radeon_cs_parser *p, u32 idx,
1289 struct radeon_bo *texture,
1290 struct radeon_bo *mipmap,
1291 u64 base_offset,
1292 u64 mip_offset,
1293 u32 tiling_flags)
1294{
1295 struct r600_cs_track *track = p->track;
1296 u32 nfaces, llevel, blevel, w0, h0, d0;
1297 u32 word0, word1, l0_size, mipmap_size, word2, word3;
1298 u32 height_align, pitch, pitch_align, depth_align;
1299 u32 array, barray, larray;
1300 u64 base_align;
1301 struct array_mode_checker array_check;
1302 u32 format;
1303
1304 /* on legacy kernel we don't perform advanced check */
1305 if (p->rdev == NULL)
1306 return 0;
1307
1308 /* convert to bytes */
1309 base_offset <<= 8;
1310 mip_offset <<= 8;
1311
1312 word0 = radeon_get_ib_value(p, idx + 0);
1313 if (tiling_flags & RADEON_TILING_MACRO)
1314 word0 |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1);
1315 else if (tiling_flags & RADEON_TILING_MICRO)
1316 word0 |= S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1);
1317 word1 = radeon_get_ib_value(p, idx + 1);
1318 w0 = G_038000_TEX_WIDTH(word0) + 1;
1319 h0 = G_038004_TEX_HEIGHT(word1) + 1;
1320 d0 = G_038004_TEX_DEPTH(word1);
1321 nfaces = 1;
1322 switch (G_038000_DIM(word0)) {
1323 case V_038000_SQ_TEX_DIM_1D:
1324 case V_038000_SQ_TEX_DIM_2D:
1325 case V_038000_SQ_TEX_DIM_3D:
1326 break;
1327 case V_038000_SQ_TEX_DIM_CUBEMAP:
1328 if (p->family >= CHIP_RV770)
1329 nfaces = 8;
1330 else
1331 nfaces = 6;
1332 break;
1333 case V_038000_SQ_TEX_DIM_1D_ARRAY:
1334 case V_038000_SQ_TEX_DIM_2D_ARRAY:
1335 array = 1;
1336 break;
1337 case V_038000_SQ_TEX_DIM_2D_MSAA:
1338 case V_038000_SQ_TEX_DIM_2D_ARRAY_MSAA:
1339 default:
1340 dev_warn(p->dev, "this kernel doesn't support %d texture dim\n", G_038000_DIM(word0));
1341 return -EINVAL;
1342 }
1343 format = G_038004_DATA_FORMAT(word1);
1344 if (!fmt_is_valid_texture(format, p->family)) {
1345 dev_warn(p->dev, "%s:%d texture invalid format %d\n",
1346 __func__, __LINE__, format);
1347 return -EINVAL;
1348 }
1349
1350 /* pitch in texels */
1351 pitch = (G_038000_PITCH(word0) + 1) * 8;
1352 array_check.array_mode = G_038000_TILE_MODE(word0);
1353 array_check.group_size = track->group_size;
1354 array_check.nbanks = track->nbanks;
1355 array_check.npipes = track->npipes;
1356 array_check.nsamples = 1;
1357 array_check.blocksize = fmt_get_blocksize(format);
1358 if (r600_get_array_mode_alignment(&array_check,
1359 &pitch_align, &height_align, &depth_align, &base_align)) {
1360 dev_warn(p->dev, "%s:%d tex array mode (%d) invalid\n",
1361 __func__, __LINE__, G_038000_TILE_MODE(word0));
1362 return -EINVAL;
1363 }
1364
1365 /* XXX check height as well... */
1366
1367 if (!IS_ALIGNED(pitch, pitch_align)) {
1368 dev_warn(p->dev, "%s:%d tex pitch (%d, 0x%x, %d) invalid\n",
1369 __func__, __LINE__, pitch, pitch_align, G_038000_TILE_MODE(word0));
1370 return -EINVAL;
1371 }
1372 if (!IS_ALIGNED(base_offset, base_align)) {
1373 dev_warn(p->dev, "%s:%d tex base offset (0x%llx, 0x%llx, %d) invalid\n",
1374 __func__, __LINE__, base_offset, base_align, G_038000_TILE_MODE(word0));
1375 return -EINVAL;
1376 }
1377 if (!IS_ALIGNED(mip_offset, base_align)) {
1378 dev_warn(p->dev, "%s:%d tex mip offset (0x%llx, 0x%llx, %d) invalid\n",
1379 __func__, __LINE__, mip_offset, base_align, G_038000_TILE_MODE(word0));
1380 return -EINVAL;
1381 }
1382
1383 word2 = radeon_get_ib_value(p, idx + 2) << 8;
1384 word3 = radeon_get_ib_value(p, idx + 3) << 8;
1385
1386 word0 = radeon_get_ib_value(p, idx + 4);
1387 word1 = radeon_get_ib_value(p, idx + 5);
1388 blevel = G_038010_BASE_LEVEL(word0);
1389 llevel = G_038014_LAST_LEVEL(word1);
1390 if (array == 1) {
1391 barray = G_038014_BASE_ARRAY(word1);
1392 larray = G_038014_LAST_ARRAY(word1);
1393
1394 nfaces = larray - barray + 1;
1395 }
1396 r600_texture_size(nfaces, blevel, llevel, w0, h0, d0, format,
1397 pitch_align, height_align, base_align,
1398 &l0_size, &mipmap_size);
1399 /* using get ib will give us the offset into the texture bo */
1400 if ((l0_size + word2) > radeon_bo_size(texture)) {
1401 dev_warn(p->dev, "texture bo too small (%d %d %d %d -> %d have %ld)\n",
1402 w0, h0, format, word2, l0_size, radeon_bo_size(texture));
1403 dev_warn(p->dev, "alignments %d %d %d %lld\n", pitch, pitch_align, height_align, base_align);
1404 return -EINVAL;
1405 }
1406 /* using get ib will give us the offset into the mipmap bo */
1407 word3 = radeon_get_ib_value(p, idx + 3) << 8;
1408 if ((mipmap_size + word3) > radeon_bo_size(mipmap)) {
1409 /*dev_warn(p->dev, "mipmap bo too small (%d %d %d %d %d %d -> %d have %ld)\n",
1410 w0, h0, format, blevel, nlevels, word3, mipmap_size, radeon_bo_size(texture));*/
1411 }
1412 return 0;
1413}
1414
1415static int r600_packet3_check(struct radeon_cs_parser *p,
1416 struct radeon_cs_packet *pkt)
1417{
1418 struct radeon_cs_reloc *reloc;
1419 struct r600_cs_track *track;
1420 volatile u32 *ib;
1421 unsigned idx;
1422 unsigned i;
1423 unsigned start_reg, end_reg, reg;
1424 int r;
1425 u32 idx_value;
1426
1427 track = (struct r600_cs_track *)p->track;
1428 ib = p->ib->ptr;
1429 idx = pkt->idx + 1;
1430 idx_value = radeon_get_ib_value(p, idx);
1431
1432 switch (pkt->opcode) {
1433 case PACKET3_SET_PREDICATION:
1434 {
1435 int pred_op;
1436 int tmp;
1437 if (pkt->count != 1) {
1438 DRM_ERROR("bad SET PREDICATION\n");
1439 return -EINVAL;
1440 }
1441
1442 tmp = radeon_get_ib_value(p, idx + 1);
1443 pred_op = (tmp >> 16) & 0x7;
1444
1445 /* for the clear predicate operation */
1446 if (pred_op == 0)
1447 return 0;
1448
1449 if (pred_op > 2) {
1450 DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op);
1451 return -EINVAL;
1452 }
1453
1454 r = r600_cs_packet_next_reloc(p, &reloc);
1455 if (r) {
1456 DRM_ERROR("bad SET PREDICATION\n");
1457 return -EINVAL;
1458 }
1459
1460 ib[idx + 0] = idx_value + (u32)(reloc->lobj.gpu_offset & 0xffffffff);
1461 ib[idx + 1] = tmp + (upper_32_bits(reloc->lobj.gpu_offset) & 0xff);
1462 }
1463 break;
1464
1465 case PACKET3_START_3D_CMDBUF:
1466 if (p->family >= CHIP_RV770 || pkt->count) {
1467 DRM_ERROR("bad START_3D\n");
1468 return -EINVAL;
1469 }
1470 break;
1471 case PACKET3_CONTEXT_CONTROL:
1472 if (pkt->count != 1) {
1473 DRM_ERROR("bad CONTEXT_CONTROL\n");
1474 return -EINVAL;
1475 }
1476 break;
1477 case PACKET3_INDEX_TYPE:
1478 case PACKET3_NUM_INSTANCES:
1479 if (pkt->count) {
1480 DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES\n");
1481 return -EINVAL;
1482 }
1483 break;
1484 case PACKET3_DRAW_INDEX:
1485 if (pkt->count != 3) {
1486 DRM_ERROR("bad DRAW_INDEX\n");
1487 return -EINVAL;
1488 }
1489 r = r600_cs_packet_next_reloc(p, &reloc);
1490 if (r) {
1491 DRM_ERROR("bad DRAW_INDEX\n");
1492 return -EINVAL;
1493 }
1494 ib[idx+0] = idx_value + (u32)(reloc->lobj.gpu_offset & 0xffffffff);
1495 ib[idx+1] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff;
1496 r = r600_cs_track_check(p);
1497 if (r) {
1498 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1499 return r;
1500 }
1501 break;
1502 case PACKET3_DRAW_INDEX_AUTO:
1503 if (pkt->count != 1) {
1504 DRM_ERROR("bad DRAW_INDEX_AUTO\n");
1505 return -EINVAL;
1506 }
1507 r = r600_cs_track_check(p);
1508 if (r) {
1509 dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
1510 return r;
1511 }
1512 break;
1513 case PACKET3_DRAW_INDEX_IMMD_BE:
1514 case PACKET3_DRAW_INDEX_IMMD:
1515 if (pkt->count < 2) {
1516 DRM_ERROR("bad DRAW_INDEX_IMMD\n");
1517 return -EINVAL;
1518 }
1519 r = r600_cs_track_check(p);
1520 if (r) {
1521 dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1522 return r;
1523 }
1524 break;
1525 case PACKET3_WAIT_REG_MEM:
1526 if (pkt->count != 5) {
1527 DRM_ERROR("bad WAIT_REG_MEM\n");
1528 return -EINVAL;
1529 }
1530 /* bit 4 is reg (0) or mem (1) */
1531 if (idx_value & 0x10) {
1532 r = r600_cs_packet_next_reloc(p, &reloc);
1533 if (r) {
1534 DRM_ERROR("bad WAIT_REG_MEM\n");
1535 return -EINVAL;
1536 }
1537 ib[idx+1] += (u32)(reloc->lobj.gpu_offset & 0xffffffff);
1538 ib[idx+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff;
1539 }
1540 break;
1541 case PACKET3_SURFACE_SYNC:
1542 if (pkt->count != 3) {
1543 DRM_ERROR("bad SURFACE_SYNC\n");
1544 return -EINVAL;
1545 }
1546 /* 0xffffffff/0x0 is flush all cache flag */
1547 if (radeon_get_ib_value(p, idx + 1) != 0xffffffff ||
1548 radeon_get_ib_value(p, idx + 2) != 0) {
1549 r = r600_cs_packet_next_reloc(p, &reloc);
1550 if (r) {
1551 DRM_ERROR("bad SURFACE_SYNC\n");
1552 return -EINVAL;
1553 }
1554 ib[idx+2] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1555 }
1556 break;
1557 case PACKET3_EVENT_WRITE:
1558 if (pkt->count != 2 && pkt->count != 0) {
1559 DRM_ERROR("bad EVENT_WRITE\n");
1560 return -EINVAL;
1561 }
1562 if (pkt->count) {
1563 r = r600_cs_packet_next_reloc(p, &reloc);
1564 if (r) {
1565 DRM_ERROR("bad EVENT_WRITE\n");
1566 return -EINVAL;
1567 }
1568 ib[idx+1] += (u32)(reloc->lobj.gpu_offset & 0xffffffff);
1569 ib[idx+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff;
1570 }
1571 break;
1572 case PACKET3_EVENT_WRITE_EOP:
1573 if (pkt->count != 4) {
1574 DRM_ERROR("bad EVENT_WRITE_EOP\n");
1575 return -EINVAL;
1576 }
1577 r = r600_cs_packet_next_reloc(p, &reloc);
1578 if (r) {
1579 DRM_ERROR("bad EVENT_WRITE\n");
1580 return -EINVAL;
1581 }
1582 ib[idx+1] += (u32)(reloc->lobj.gpu_offset & 0xffffffff);
1583 ib[idx+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff;
1584 break;
1585 case PACKET3_SET_CONFIG_REG:
1586 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_OFFSET;
1587 end_reg = 4 * pkt->count + start_reg - 4;
1588 if ((start_reg < PACKET3_SET_CONFIG_REG_OFFSET) ||
1589 (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
1590 (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
1591 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
1592 return -EINVAL;
1593 }
1594 for (i = 0; i < pkt->count; i++) {
1595 reg = start_reg + (4 * i);
1596 r = r600_cs_check_reg(p, reg, idx+1+i);
1597 if (r)
1598 return r;
1599 }
1600 break;
1601 case PACKET3_SET_CONTEXT_REG:
1602 start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_OFFSET;
1603 end_reg = 4 * pkt->count + start_reg - 4;
1604 if ((start_reg < PACKET3_SET_CONTEXT_REG_OFFSET) ||
1605 (start_reg >= PACKET3_SET_CONTEXT_REG_END) ||
1606 (end_reg >= PACKET3_SET_CONTEXT_REG_END)) {
1607 DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n");
1608 return -EINVAL;
1609 }
1610 for (i = 0; i < pkt->count; i++) {
1611 reg = start_reg + (4 * i);
1612 r = r600_cs_check_reg(p, reg, idx+1+i);
1613 if (r)
1614 return r;
1615 }
1616 break;
1617 case PACKET3_SET_RESOURCE:
1618 if (pkt->count % 7) {
1619 DRM_ERROR("bad SET_RESOURCE\n");
1620 return -EINVAL;
1621 }
1622 start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_OFFSET;
1623 end_reg = 4 * pkt->count + start_reg - 4;
1624 if ((start_reg < PACKET3_SET_RESOURCE_OFFSET) ||
1625 (start_reg >= PACKET3_SET_RESOURCE_END) ||
1626 (end_reg >= PACKET3_SET_RESOURCE_END)) {
1627 DRM_ERROR("bad SET_RESOURCE\n");
1628 return -EINVAL;
1629 }
1630 for (i = 0; i < (pkt->count / 7); i++) {
1631 struct radeon_bo *texture, *mipmap;
1632 u32 size, offset, base_offset, mip_offset;
1633
1634 switch (G__SQ_VTX_CONSTANT_TYPE(radeon_get_ib_value(p, idx+(i*7)+6+1))) {
1635 case SQ_TEX_VTX_VALID_TEXTURE:
1636 /* tex base */
1637 r = r600_cs_packet_next_reloc(p, &reloc);
1638 if (r) {
1639 DRM_ERROR("bad SET_RESOURCE\n");
1640 return -EINVAL;
1641 }
1642 base_offset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1643 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
1644 ib[idx+1+(i*7)+0] |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1);
1645 else if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
1646 ib[idx+1+(i*7)+0] |= S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1);
1647 texture = reloc->robj;
1648 /* tex mip base */
1649 r = r600_cs_packet_next_reloc(p, &reloc);
1650 if (r) {
1651 DRM_ERROR("bad SET_RESOURCE\n");
1652 return -EINVAL;
1653 }
1654 mip_offset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
1655 mipmap = reloc->robj;
1656 r = r600_check_texture_resource(p, idx+(i*7)+1,
1657 texture, mipmap,
1658 base_offset + radeon_get_ib_value(p, idx+1+(i*7)+2),
1659 mip_offset + radeon_get_ib_value(p, idx+1+(i*7)+3),
1660 reloc->lobj.tiling_flags);
1661 if (r)
1662 return r;
1663 ib[idx+1+(i*7)+2] += base_offset;
1664 ib[idx+1+(i*7)+3] += mip_offset;
1665 break;
1666 case SQ_TEX_VTX_VALID_BUFFER:
1667 /* vtx base */
1668 r = r600_cs_packet_next_reloc(p, &reloc);
1669 if (r) {
1670 DRM_ERROR("bad SET_RESOURCE\n");
1671 return -EINVAL;
1672 }
1673 offset = radeon_get_ib_value(p, idx+1+(i*7)+0);
1674 size = radeon_get_ib_value(p, idx+1+(i*7)+1) + 1;
1675 if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) {
1676 /* force size to size of the buffer */
1677 dev_warn(p->dev, "vbo resource seems too big (%d) for the bo (%ld)\n",
1678 size + offset, radeon_bo_size(reloc->robj));
1679 ib[idx+1+(i*7)+1] = radeon_bo_size(reloc->robj);
1680 }
1681 ib[idx+1+(i*7)+0] += (u32)((reloc->lobj.gpu_offset) & 0xffffffff);
1682 ib[idx+1+(i*7)+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff;
1683 break;
1684 case SQ_TEX_VTX_INVALID_TEXTURE:
1685 case SQ_TEX_VTX_INVALID_BUFFER:
1686 default:
1687 DRM_ERROR("bad SET_RESOURCE\n");
1688 return -EINVAL;
1689 }
1690 }
1691 break;
1692 case PACKET3_SET_ALU_CONST:
1693 if (track->sq_config & DX9_CONSTS) {
1694 start_reg = (idx_value << 2) + PACKET3_SET_ALU_CONST_OFFSET;
1695 end_reg = 4 * pkt->count + start_reg - 4;
1696 if ((start_reg < PACKET3_SET_ALU_CONST_OFFSET) ||
1697 (start_reg >= PACKET3_SET_ALU_CONST_END) ||
1698 (end_reg >= PACKET3_SET_ALU_CONST_END)) {
1699 DRM_ERROR("bad SET_ALU_CONST\n");
1700 return -EINVAL;
1701 }
1702 }
1703 break;
1704 case PACKET3_SET_BOOL_CONST:
1705 start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_OFFSET;
1706 end_reg = 4 * pkt->count + start_reg - 4;
1707 if ((start_reg < PACKET3_SET_BOOL_CONST_OFFSET) ||
1708 (start_reg >= PACKET3_SET_BOOL_CONST_END) ||
1709 (end_reg >= PACKET3_SET_BOOL_CONST_END)) {
1710 DRM_ERROR("bad SET_BOOL_CONST\n");
1711 return -EINVAL;
1712 }
1713 break;
1714 case PACKET3_SET_LOOP_CONST:
1715 start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_OFFSET;
1716 end_reg = 4 * pkt->count + start_reg - 4;
1717 if ((start_reg < PACKET3_SET_LOOP_CONST_OFFSET) ||
1718 (start_reg >= PACKET3_SET_LOOP_CONST_END) ||
1719 (end_reg >= PACKET3_SET_LOOP_CONST_END)) {
1720 DRM_ERROR("bad SET_LOOP_CONST\n");
1721 return -EINVAL;
1722 }
1723 break;
1724 case PACKET3_SET_CTL_CONST:
1725 start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_OFFSET;
1726 end_reg = 4 * pkt->count + start_reg - 4;
1727 if ((start_reg < PACKET3_SET_CTL_CONST_OFFSET) ||
1728 (start_reg >= PACKET3_SET_CTL_CONST_END) ||
1729 (end_reg >= PACKET3_SET_CTL_CONST_END)) {
1730 DRM_ERROR("bad SET_CTL_CONST\n");
1731 return -EINVAL;
1732 }
1733 break;
1734 case PACKET3_SET_SAMPLER:
1735 if (pkt->count % 3) {
1736 DRM_ERROR("bad SET_SAMPLER\n");
1737 return -EINVAL;
1738 }
1739 start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_OFFSET;
1740 end_reg = 4 * pkt->count + start_reg - 4;
1741 if ((start_reg < PACKET3_SET_SAMPLER_OFFSET) ||
1742 (start_reg >= PACKET3_SET_SAMPLER_END) ||
1743 (end_reg >= PACKET3_SET_SAMPLER_END)) {
1744 DRM_ERROR("bad SET_SAMPLER\n");
1745 return -EINVAL;
1746 }
1747 break;
1748 case PACKET3_SURFACE_BASE_UPDATE:
1749 if (p->family >= CHIP_RV770 || p->family == CHIP_R600) {
1750 DRM_ERROR("bad SURFACE_BASE_UPDATE\n");
1751 return -EINVAL;
1752 }
1753 if (pkt->count) {
1754 DRM_ERROR("bad SURFACE_BASE_UPDATE\n");
1755 return -EINVAL;
1756 }
1757 break;
1758 case PACKET3_NOP:
1759 break;
1760 default:
1761 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode);
1762 return -EINVAL;
1763 }
1764 return 0;
1765}
1766
1767int r600_cs_parse(struct radeon_cs_parser *p)
1768{
1769 struct radeon_cs_packet pkt;
1770 struct r600_cs_track *track;
1771 int r;
1772
1773 if (p->track == NULL) {
1774 /* initialize tracker, we are in kms */
1775 track = kzalloc(sizeof(*track), GFP_KERNEL);
1776 if (track == NULL)
1777 return -ENOMEM;
1778 r600_cs_track_init(track);
1779 if (p->rdev->family < CHIP_RV770) {
1780 track->npipes = p->rdev->config.r600.tiling_npipes;
1781 track->nbanks = p->rdev->config.r600.tiling_nbanks;
1782 track->group_size = p->rdev->config.r600.tiling_group_size;
1783 } else if (p->rdev->family <= CHIP_RV740) {
1784 track->npipes = p->rdev->config.rv770.tiling_npipes;
1785 track->nbanks = p->rdev->config.rv770.tiling_nbanks;
1786 track->group_size = p->rdev->config.rv770.tiling_group_size;
1787 }
1788 p->track = track;
1789 }
1790 do {
1791 r = r600_cs_packet_parse(p, &pkt, p->idx);
1792 if (r) {
1793 kfree(p->track);
1794 p->track = NULL;
1795 return r;
1796 }
1797 p->idx += pkt.count + 2;
1798 switch (pkt.type) {
1799 case PACKET_TYPE0:
1800 r = r600_cs_parse_packet0(p, &pkt);
1801 break;
1802 case PACKET_TYPE2:
1803 break;
1804 case PACKET_TYPE3:
1805 r = r600_packet3_check(p, &pkt);
1806 break;
1807 default:
1808 DRM_ERROR("Unknown packet type %d !\n", pkt.type);
1809 kfree(p->track);
1810 p->track = NULL;
1811 return -EINVAL;
1812 }
1813 if (r) {
1814 kfree(p->track);
1815 p->track = NULL;
1816 return r;
1817 }
1818 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw);
1819#if 0
1820 for (r = 0; r < p->ib->length_dw; r++) {
1821 printk(KERN_INFO "%05d 0x%08X\n", r, p->ib->ptr[r]);
1822 mdelay(1);
1823 }
1824#endif
1825 kfree(p->track);
1826 p->track = NULL;
1827 return 0;
1828}
1829
1830static int r600_cs_parser_relocs_legacy(struct radeon_cs_parser *p)
1831{
1832 if (p->chunk_relocs_idx == -1) {
1833 return 0;
1834 }
1835 p->relocs = kzalloc(sizeof(struct radeon_cs_reloc), GFP_KERNEL);
1836 if (p->relocs == NULL) {
1837 return -ENOMEM;
1838 }
1839 return 0;
1840}
1841
1842/**
1843 * cs_parser_fini() - clean parser states
1844 * @parser: parser structure holding parsing context.
1845 * @error: error number
1846 *
1847 * If error is set than unvalidate buffer, otherwise just free memory
1848 * used by parsing context.
1849 **/
1850static void r600_cs_parser_fini(struct radeon_cs_parser *parser, int error)
1851{
1852 unsigned i;
1853
1854 kfree(parser->relocs);
1855 for (i = 0; i < parser->nchunks; i++) {
1856 kfree(parser->chunks[i].kdata);
1857 kfree(parser->chunks[i].kpage[0]);
1858 kfree(parser->chunks[i].kpage[1]);
1859 }
1860 kfree(parser->chunks);
1861 kfree(parser->chunks_array);
1862}
1863
1864int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp,
1865 unsigned family, u32 *ib, int *l)
1866{
1867 struct radeon_cs_parser parser;
1868 struct radeon_cs_chunk *ib_chunk;
1869 struct radeon_ib fake_ib;
1870 struct r600_cs_track *track;
1871 int r;
1872
1873 /* initialize tracker */
1874 track = kzalloc(sizeof(*track), GFP_KERNEL);
1875 if (track == NULL)
1876 return -ENOMEM;
1877 r600_cs_track_init(track);
1878 r600_cs_legacy_get_tiling_conf(dev, &track->npipes, &track->nbanks, &track->group_size);
1879 /* initialize parser */
1880 memset(&parser, 0, sizeof(struct radeon_cs_parser));
1881 parser.filp = filp;
1882 parser.dev = &dev->pdev->dev;
1883 parser.rdev = NULL;
1884 parser.family = family;
1885 parser.ib = &fake_ib;
1886 parser.track = track;
1887 fake_ib.ptr = ib;
1888 r = radeon_cs_parser_init(&parser, data);
1889 if (r) {
1890 DRM_ERROR("Failed to initialize parser !\n");
1891 r600_cs_parser_fini(&parser, r);
1892 return r;
1893 }
1894 r = r600_cs_parser_relocs_legacy(&parser);
1895 if (r) {
1896 DRM_ERROR("Failed to parse relocation !\n");
1897 r600_cs_parser_fini(&parser, r);
1898 return r;
1899 }
1900 /* Copy the packet into the IB, the parser will read from the
1901 * input memory (cached) and write to the IB (which can be
1902 * uncached). */
1903 ib_chunk = &parser.chunks[parser.chunk_ib_idx];
1904 parser.ib->length_dw = ib_chunk->length_dw;
1905 *l = parser.ib->length_dw;
1906 r = r600_cs_parse(&parser);
1907 if (r) {
1908 DRM_ERROR("Invalid command stream !\n");
1909 r600_cs_parser_fini(&parser, r);
1910 return r;
1911 }
1912 r = radeon_cs_finish_pages(&parser);
1913 if (r) {
1914 DRM_ERROR("Invalid command stream !\n");
1915 r600_cs_parser_fini(&parser, r);
1916 return r;
1917 }
1918 r600_cs_parser_fini(&parser, r);
1919 return r;
1920}
1921
1922void r600_cs_legacy_init(void)
1923{
1924 r600_cs_packet_next_reloc = &r600_cs_packet_next_reloc_nomm;
1925}
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
30#include "radeon.h"
31#include "radeon_asic.h"
32#include "r600.h"
33#include "r600d.h"
34#include "r600_reg_safe.h"
35
36static int r600_nomm;
37
38struct r600_cs_track {
39 /* configuration we mirror so that we use same code btw kms/ums */
40 u32 group_size;
41 u32 nbanks;
42 u32 npipes;
43 /* value we track */
44 u32 sq_config;
45 u32 log_nsamples;
46 u32 nsamples;
47 u32 cb_color_base_last[8];
48 struct radeon_bo *cb_color_bo[8];
49 u64 cb_color_bo_mc[8];
50 u64 cb_color_bo_offset[8];
51 struct radeon_bo *cb_color_frag_bo[8];
52 u64 cb_color_frag_offset[8];
53 struct radeon_bo *cb_color_tile_bo[8];
54 u64 cb_color_tile_offset[8];
55 u32 cb_color_mask[8];
56 u32 cb_color_info[8];
57 u32 cb_color_view[8];
58 u32 cb_color_size_idx[8]; /* unused */
59 u32 cb_target_mask;
60 u32 cb_shader_mask; /* unused */
61 bool is_resolve;
62 u32 cb_color_size[8];
63 u32 vgt_strmout_en;
64 u32 vgt_strmout_buffer_en;
65 struct radeon_bo *vgt_strmout_bo[4];
66 u64 vgt_strmout_bo_mc[4]; /* unused */
67 u32 vgt_strmout_bo_offset[4];
68 u32 vgt_strmout_size[4];
69 u32 db_depth_control;
70 u32 db_depth_info;
71 u32 db_depth_size_idx;
72 u32 db_depth_view;
73 u32 db_depth_size;
74 u32 db_offset;
75 struct radeon_bo *db_bo;
76 u64 db_bo_mc;
77 bool sx_misc_kill_all_prims;
78 bool cb_dirty;
79 bool db_dirty;
80 bool streamout_dirty;
81 struct radeon_bo *htile_bo;
82 u64 htile_offset;
83 u32 htile_surface;
84};
85
86#define FMT_8_BIT(fmt, vc) [fmt] = { 1, 1, 1, vc, CHIP_R600 }
87#define FMT_16_BIT(fmt, vc) [fmt] = { 1, 1, 2, vc, CHIP_R600 }
88#define FMT_24_BIT(fmt) [fmt] = { 1, 1, 4, 0, CHIP_R600 }
89#define FMT_32_BIT(fmt, vc) [fmt] = { 1, 1, 4, vc, CHIP_R600 }
90#define FMT_48_BIT(fmt) [fmt] = { 1, 1, 8, 0, CHIP_R600 }
91#define FMT_64_BIT(fmt, vc) [fmt] = { 1, 1, 8, vc, CHIP_R600 }
92#define FMT_96_BIT(fmt) [fmt] = { 1, 1, 12, 0, CHIP_R600 }
93#define FMT_128_BIT(fmt, vc) [fmt] = { 1, 1, 16,vc, CHIP_R600 }
94
95struct gpu_formats {
96 unsigned blockwidth;
97 unsigned blockheight;
98 unsigned blocksize;
99 unsigned valid_color;
100 enum radeon_family min_family;
101};
102
103static const struct gpu_formats color_formats_table[] = {
104 /* 8 bit */
105 FMT_8_BIT(V_038004_COLOR_8, 1),
106 FMT_8_BIT(V_038004_COLOR_4_4, 1),
107 FMT_8_BIT(V_038004_COLOR_3_3_2, 1),
108 FMT_8_BIT(V_038004_FMT_1, 0),
109
110 /* 16-bit */
111 FMT_16_BIT(V_038004_COLOR_16, 1),
112 FMT_16_BIT(V_038004_COLOR_16_FLOAT, 1),
113 FMT_16_BIT(V_038004_COLOR_8_8, 1),
114 FMT_16_BIT(V_038004_COLOR_5_6_5, 1),
115 FMT_16_BIT(V_038004_COLOR_6_5_5, 1),
116 FMT_16_BIT(V_038004_COLOR_1_5_5_5, 1),
117 FMT_16_BIT(V_038004_COLOR_4_4_4_4, 1),
118 FMT_16_BIT(V_038004_COLOR_5_5_5_1, 1),
119
120 /* 24-bit */
121 FMT_24_BIT(V_038004_FMT_8_8_8),
122
123 /* 32-bit */
124 FMT_32_BIT(V_038004_COLOR_32, 1),
125 FMT_32_BIT(V_038004_COLOR_32_FLOAT, 1),
126 FMT_32_BIT(V_038004_COLOR_16_16, 1),
127 FMT_32_BIT(V_038004_COLOR_16_16_FLOAT, 1),
128 FMT_32_BIT(V_038004_COLOR_8_24, 1),
129 FMT_32_BIT(V_038004_COLOR_8_24_FLOAT, 1),
130 FMT_32_BIT(V_038004_COLOR_24_8, 1),
131 FMT_32_BIT(V_038004_COLOR_24_8_FLOAT, 1),
132 FMT_32_BIT(V_038004_COLOR_10_11_11, 1),
133 FMT_32_BIT(V_038004_COLOR_10_11_11_FLOAT, 1),
134 FMT_32_BIT(V_038004_COLOR_11_11_10, 1),
135 FMT_32_BIT(V_038004_COLOR_11_11_10_FLOAT, 1),
136 FMT_32_BIT(V_038004_COLOR_2_10_10_10, 1),
137 FMT_32_BIT(V_038004_COLOR_8_8_8_8, 1),
138 FMT_32_BIT(V_038004_COLOR_10_10_10_2, 1),
139 FMT_32_BIT(V_038004_FMT_5_9_9_9_SHAREDEXP, 0),
140 FMT_32_BIT(V_038004_FMT_32_AS_8, 0),
141 FMT_32_BIT(V_038004_FMT_32_AS_8_8, 0),
142
143 /* 48-bit */
144 FMT_48_BIT(V_038004_FMT_16_16_16),
145 FMT_48_BIT(V_038004_FMT_16_16_16_FLOAT),
146
147 /* 64-bit */
148 FMT_64_BIT(V_038004_COLOR_X24_8_32_FLOAT, 1),
149 FMT_64_BIT(V_038004_COLOR_32_32, 1),
150 FMT_64_BIT(V_038004_COLOR_32_32_FLOAT, 1),
151 FMT_64_BIT(V_038004_COLOR_16_16_16_16, 1),
152 FMT_64_BIT(V_038004_COLOR_16_16_16_16_FLOAT, 1),
153
154 FMT_96_BIT(V_038004_FMT_32_32_32),
155 FMT_96_BIT(V_038004_FMT_32_32_32_FLOAT),
156
157 /* 128-bit */
158 FMT_128_BIT(V_038004_COLOR_32_32_32_32, 1),
159 FMT_128_BIT(V_038004_COLOR_32_32_32_32_FLOAT, 1),
160
161 [V_038004_FMT_GB_GR] = { 2, 1, 4, 0 },
162 [V_038004_FMT_BG_RG] = { 2, 1, 4, 0 },
163
164 /* block compressed formats */
165 [V_038004_FMT_BC1] = { 4, 4, 8, 0 },
166 [V_038004_FMT_BC2] = { 4, 4, 16, 0 },
167 [V_038004_FMT_BC3] = { 4, 4, 16, 0 },
168 [V_038004_FMT_BC4] = { 4, 4, 8, 0 },
169 [V_038004_FMT_BC5] = { 4, 4, 16, 0},
170 [V_038004_FMT_BC6] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */
171 [V_038004_FMT_BC7] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */
172
173 /* The other Evergreen formats */
174 [V_038004_FMT_32_AS_32_32_32_32] = { 1, 1, 4, 0, CHIP_CEDAR},
175};
176
177bool r600_fmt_is_valid_color(u32 format)
178{
179 if (format >= ARRAY_SIZE(color_formats_table))
180 return false;
181
182 if (color_formats_table[format].valid_color)
183 return true;
184
185 return false;
186}
187
188bool r600_fmt_is_valid_texture(u32 format, enum radeon_family family)
189{
190 if (format >= ARRAY_SIZE(color_formats_table))
191 return false;
192
193 if (family < color_formats_table[format].min_family)
194 return false;
195
196 if (color_formats_table[format].blockwidth > 0)
197 return true;
198
199 return false;
200}
201
202int r600_fmt_get_blocksize(u32 format)
203{
204 if (format >= ARRAY_SIZE(color_formats_table))
205 return 0;
206
207 return color_formats_table[format].blocksize;
208}
209
210int r600_fmt_get_nblocksx(u32 format, u32 w)
211{
212 unsigned bw;
213
214 if (format >= ARRAY_SIZE(color_formats_table))
215 return 0;
216
217 bw = color_formats_table[format].blockwidth;
218 if (bw == 0)
219 return 0;
220
221 return DIV_ROUND_UP(w, bw);
222}
223
224int r600_fmt_get_nblocksy(u32 format, u32 h)
225{
226 unsigned bh;
227
228 if (format >= ARRAY_SIZE(color_formats_table))
229 return 0;
230
231 bh = color_formats_table[format].blockheight;
232 if (bh == 0)
233 return 0;
234
235 return DIV_ROUND_UP(h, bh);
236}
237
238struct array_mode_checker {
239 int array_mode;
240 u32 group_size;
241 u32 nbanks;
242 u32 npipes;
243 u32 nsamples;
244 u32 blocksize;
245};
246
247/* returns alignment in pixels for pitch/height/depth and bytes for base */
248static int r600_get_array_mode_alignment(struct array_mode_checker *values,
249 u32 *pitch_align,
250 u32 *height_align,
251 u32 *depth_align,
252 u64 *base_align)
253{
254 u32 tile_width = 8;
255 u32 tile_height = 8;
256 u32 macro_tile_width = values->nbanks;
257 u32 macro_tile_height = values->npipes;
258 u32 tile_bytes = tile_width * tile_height * values->blocksize * values->nsamples;
259 u32 macro_tile_bytes = macro_tile_width * macro_tile_height * tile_bytes;
260
261 switch (values->array_mode) {
262 case ARRAY_LINEAR_GENERAL:
263 /* technically tile_width/_height for pitch/height */
264 *pitch_align = 1; /* tile_width */
265 *height_align = 1; /* tile_height */
266 *depth_align = 1;
267 *base_align = 1;
268 break;
269 case ARRAY_LINEAR_ALIGNED:
270 *pitch_align = max((u32)64, (u32)(values->group_size / values->blocksize));
271 *height_align = 1;
272 *depth_align = 1;
273 *base_align = values->group_size;
274 break;
275 case ARRAY_1D_TILED_THIN1:
276 *pitch_align = max((u32)tile_width,
277 (u32)(values->group_size /
278 (tile_height * values->blocksize * values->nsamples)));
279 *height_align = tile_height;
280 *depth_align = 1;
281 *base_align = values->group_size;
282 break;
283 case ARRAY_2D_TILED_THIN1:
284 *pitch_align = max((u32)macro_tile_width * tile_width,
285 (u32)((values->group_size * values->nbanks) /
286 (values->blocksize * values->nsamples * tile_width)));
287 *height_align = macro_tile_height * tile_height;
288 *depth_align = 1;
289 *base_align = max(macro_tile_bytes,
290 (*pitch_align) * values->blocksize * (*height_align) * values->nsamples);
291 break;
292 default:
293 return -EINVAL;
294 }
295
296 return 0;
297}
298
299static void r600_cs_track_init(struct r600_cs_track *track)
300{
301 int i;
302
303 /* assume DX9 mode */
304 track->sq_config = DX9_CONSTS;
305 for (i = 0; i < 8; i++) {
306 track->cb_color_base_last[i] = 0;
307 track->cb_color_size[i] = 0;
308 track->cb_color_size_idx[i] = 0;
309 track->cb_color_info[i] = 0;
310 track->cb_color_view[i] = 0xFFFFFFFF;
311 track->cb_color_bo[i] = NULL;
312 track->cb_color_bo_offset[i] = 0xFFFFFFFF;
313 track->cb_color_bo_mc[i] = 0xFFFFFFFF;
314 track->cb_color_frag_bo[i] = NULL;
315 track->cb_color_frag_offset[i] = 0xFFFFFFFF;
316 track->cb_color_tile_bo[i] = NULL;
317 track->cb_color_tile_offset[i] = 0xFFFFFFFF;
318 track->cb_color_mask[i] = 0xFFFFFFFF;
319 }
320 track->is_resolve = false;
321 track->nsamples = 16;
322 track->log_nsamples = 4;
323 track->cb_target_mask = 0xFFFFFFFF;
324 track->cb_shader_mask = 0xFFFFFFFF;
325 track->cb_dirty = true;
326 track->db_bo = NULL;
327 track->db_bo_mc = 0xFFFFFFFF;
328 /* assume the biggest format and that htile is enabled */
329 track->db_depth_info = 7 | (1 << 25);
330 track->db_depth_view = 0xFFFFC000;
331 track->db_depth_size = 0xFFFFFFFF;
332 track->db_depth_size_idx = 0;
333 track->db_depth_control = 0xFFFFFFFF;
334 track->db_dirty = true;
335 track->htile_bo = NULL;
336 track->htile_offset = 0xFFFFFFFF;
337 track->htile_surface = 0;
338
339 for (i = 0; i < 4; i++) {
340 track->vgt_strmout_size[i] = 0;
341 track->vgt_strmout_bo[i] = NULL;
342 track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF;
343 track->vgt_strmout_bo_mc[i] = 0xFFFFFFFF;
344 }
345 track->streamout_dirty = true;
346 track->sx_misc_kill_all_prims = false;
347}
348
349static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i)
350{
351 struct r600_cs_track *track = p->track;
352 u32 slice_tile_max, tmp;
353 u32 height, height_align, pitch, pitch_align, depth_align;
354 u64 base_offset, base_align;
355 struct array_mode_checker array_check;
356 volatile u32 *ib = p->ib.ptr;
357 unsigned array_mode;
358 u32 format;
359 /* When resolve is used, the second colorbuffer has always 1 sample. */
360 unsigned nsamples = track->is_resolve && i == 1 ? 1 : track->nsamples;
361
362 format = G_0280A0_FORMAT(track->cb_color_info[i]);
363 if (!r600_fmt_is_valid_color(format)) {
364 dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08X)\n",
365 __func__, __LINE__, format,
366 i, track->cb_color_info[i]);
367 return -EINVAL;
368 }
369 /* pitch in pixels */
370 pitch = (G_028060_PITCH_TILE_MAX(track->cb_color_size[i]) + 1) * 8;
371 slice_tile_max = G_028060_SLICE_TILE_MAX(track->cb_color_size[i]) + 1;
372 slice_tile_max *= 64;
373 height = slice_tile_max / pitch;
374 if (height > 8192)
375 height = 8192;
376 array_mode = G_0280A0_ARRAY_MODE(track->cb_color_info[i]);
377
378 base_offset = track->cb_color_bo_mc[i] + track->cb_color_bo_offset[i];
379 array_check.array_mode = array_mode;
380 array_check.group_size = track->group_size;
381 array_check.nbanks = track->nbanks;
382 array_check.npipes = track->npipes;
383 array_check.nsamples = nsamples;
384 array_check.blocksize = r600_fmt_get_blocksize(format);
385 if (r600_get_array_mode_alignment(&array_check,
386 &pitch_align, &height_align, &depth_align, &base_align)) {
387 dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__,
388 G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i,
389 track->cb_color_info[i]);
390 return -EINVAL;
391 }
392 switch (array_mode) {
393 case V_0280A0_ARRAY_LINEAR_GENERAL:
394 break;
395 case V_0280A0_ARRAY_LINEAR_ALIGNED:
396 break;
397 case V_0280A0_ARRAY_1D_TILED_THIN1:
398 /* avoid breaking userspace */
399 if (height > 7)
400 height &= ~0x7;
401 break;
402 case V_0280A0_ARRAY_2D_TILED_THIN1:
403 break;
404 default:
405 dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__,
406 G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i,
407 track->cb_color_info[i]);
408 return -EINVAL;
409 }
410
411 if (!IS_ALIGNED(pitch, pitch_align)) {
412 dev_warn(p->dev, "%s:%d cb pitch (%d, 0x%x, %d) invalid\n",
413 __func__, __LINE__, pitch, pitch_align, array_mode);
414 return -EINVAL;
415 }
416 if (!IS_ALIGNED(height, height_align)) {
417 dev_warn(p->dev, "%s:%d cb height (%d, 0x%x, %d) invalid\n",
418 __func__, __LINE__, height, height_align, array_mode);
419 return -EINVAL;
420 }
421 if (!IS_ALIGNED(base_offset, base_align)) {
422 dev_warn(p->dev, "%s offset[%d] 0x%llx 0x%llx, %d not aligned\n", __func__, i,
423 base_offset, base_align, array_mode);
424 return -EINVAL;
425 }
426
427 /* check offset */
428 tmp = r600_fmt_get_nblocksy(format, height) * r600_fmt_get_nblocksx(format, pitch) *
429 r600_fmt_get_blocksize(format) * nsamples;
430 switch (array_mode) {
431 default:
432 case V_0280A0_ARRAY_LINEAR_GENERAL:
433 case V_0280A0_ARRAY_LINEAR_ALIGNED:
434 tmp += track->cb_color_view[i] & 0xFF;
435 break;
436 case V_0280A0_ARRAY_1D_TILED_THIN1:
437 case V_0280A0_ARRAY_2D_TILED_THIN1:
438 tmp += G_028080_SLICE_MAX(track->cb_color_view[i]) * tmp;
439 break;
440 }
441 if ((tmp + track->cb_color_bo_offset[i]) > radeon_bo_size(track->cb_color_bo[i])) {
442 if (array_mode == V_0280A0_ARRAY_LINEAR_GENERAL) {
443 /* the initial DDX does bad things with the CB size occasionally */
444 /* it rounds up height too far for slice tile max but the BO is smaller */
445 /* r600c,g also seem to flush at bad times in some apps resulting in
446 * bogus values here. So for linear just allow anything to avoid breaking
447 * broken userspace.
448 */
449 } else {
450 dev_warn(p->dev, "%s offset[%d] %d %llu %d %lu too big (%d %d) (%d %d %d)\n",
451 __func__, i, array_mode,
452 track->cb_color_bo_offset[i], tmp,
453 radeon_bo_size(track->cb_color_bo[i]),
454 pitch, height, r600_fmt_get_nblocksx(format, pitch),
455 r600_fmt_get_nblocksy(format, height),
456 r600_fmt_get_blocksize(format));
457 return -EINVAL;
458 }
459 }
460 /* limit max tile */
461 tmp = (height * pitch) >> 6;
462 if (tmp < slice_tile_max)
463 slice_tile_max = tmp;
464 tmp = S_028060_PITCH_TILE_MAX((pitch / 8) - 1) |
465 S_028060_SLICE_TILE_MAX(slice_tile_max - 1);
466 ib[track->cb_color_size_idx[i]] = tmp;
467
468 /* FMASK/CMASK */
469 switch (G_0280A0_TILE_MODE(track->cb_color_info[i])) {
470 case V_0280A0_TILE_DISABLE:
471 break;
472 case V_0280A0_FRAG_ENABLE:
473 if (track->nsamples > 1) {
474 uint32_t tile_max = G_028100_FMASK_TILE_MAX(track->cb_color_mask[i]);
475 /* the tile size is 8x8, but the size is in units of bits.
476 * for bytes, do just * 8. */
477 uint32_t bytes = track->nsamples * track->log_nsamples * 8 * (tile_max + 1);
478
479 if (bytes + track->cb_color_frag_offset[i] >
480 radeon_bo_size(track->cb_color_frag_bo[i])) {
481 dev_warn(p->dev, "%s FMASK_TILE_MAX too large "
482 "(tile_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n",
483 __func__, tile_max, bytes,
484 track->cb_color_frag_offset[i],
485 radeon_bo_size(track->cb_color_frag_bo[i]));
486 return -EINVAL;
487 }
488 }
489 fallthrough;
490 case V_0280A0_CLEAR_ENABLE:
491 {
492 uint32_t block_max = G_028100_CMASK_BLOCK_MAX(track->cb_color_mask[i]);
493 /* One block = 128x128 pixels, one 8x8 tile has 4 bits..
494 * (128*128) / (8*8) / 2 = 128 bytes per block. */
495 uint32_t bytes = (block_max + 1) * 128;
496
497 if (bytes + track->cb_color_tile_offset[i] >
498 radeon_bo_size(track->cb_color_tile_bo[i])) {
499 dev_warn(p->dev, "%s CMASK_BLOCK_MAX too large "
500 "(block_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n",
501 __func__, block_max, bytes,
502 track->cb_color_tile_offset[i],
503 radeon_bo_size(track->cb_color_tile_bo[i]));
504 return -EINVAL;
505 }
506 break;
507 }
508 default:
509 dev_warn(p->dev, "%s invalid tile mode\n", __func__);
510 return -EINVAL;
511 }
512 return 0;
513}
514
515static int r600_cs_track_validate_db(struct radeon_cs_parser *p)
516{
517 struct r600_cs_track *track = p->track;
518 u32 nviews, bpe, ntiles, slice_tile_max, tmp;
519 u32 height_align, pitch_align, depth_align;
520 u32 pitch = 8192;
521 u32 height = 8192;
522 u64 base_offset, base_align;
523 struct array_mode_checker array_check;
524 int array_mode;
525 volatile u32 *ib = p->ib.ptr;
526
527
528 if (track->db_bo == NULL) {
529 dev_warn(p->dev, "z/stencil with no depth buffer\n");
530 return -EINVAL;
531 }
532 switch (G_028010_FORMAT(track->db_depth_info)) {
533 case V_028010_DEPTH_16:
534 bpe = 2;
535 break;
536 case V_028010_DEPTH_X8_24:
537 case V_028010_DEPTH_8_24:
538 case V_028010_DEPTH_X8_24_FLOAT:
539 case V_028010_DEPTH_8_24_FLOAT:
540 case V_028010_DEPTH_32_FLOAT:
541 bpe = 4;
542 break;
543 case V_028010_DEPTH_X24_8_32_FLOAT:
544 bpe = 8;
545 break;
546 default:
547 dev_warn(p->dev, "z/stencil with invalid format %d\n", G_028010_FORMAT(track->db_depth_info));
548 return -EINVAL;
549 }
550 if ((track->db_depth_size & 0xFFFFFC00) == 0xFFFFFC00) {
551 if (!track->db_depth_size_idx) {
552 dev_warn(p->dev, "z/stencil buffer size not set\n");
553 return -EINVAL;
554 }
555 tmp = radeon_bo_size(track->db_bo) - track->db_offset;
556 tmp = (tmp / bpe) >> 6;
557 if (!tmp) {
558 dev_warn(p->dev, "z/stencil buffer too small (0x%08X %d %d %ld)\n",
559 track->db_depth_size, bpe, track->db_offset,
560 radeon_bo_size(track->db_bo));
561 return -EINVAL;
562 }
563 ib[track->db_depth_size_idx] = S_028000_SLICE_TILE_MAX(tmp - 1) | (track->db_depth_size & 0x3FF);
564 } else {
565 /* pitch in pixels */
566 pitch = (G_028000_PITCH_TILE_MAX(track->db_depth_size) + 1) * 8;
567 slice_tile_max = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1;
568 slice_tile_max *= 64;
569 height = slice_tile_max / pitch;
570 if (height > 8192)
571 height = 8192;
572 base_offset = track->db_bo_mc + track->db_offset;
573 array_mode = G_028010_ARRAY_MODE(track->db_depth_info);
574 array_check.array_mode = array_mode;
575 array_check.group_size = track->group_size;
576 array_check.nbanks = track->nbanks;
577 array_check.npipes = track->npipes;
578 array_check.nsamples = track->nsamples;
579 array_check.blocksize = bpe;
580 if (r600_get_array_mode_alignment(&array_check,
581 &pitch_align, &height_align, &depth_align, &base_align)) {
582 dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__,
583 G_028010_ARRAY_MODE(track->db_depth_info),
584 track->db_depth_info);
585 return -EINVAL;
586 }
587 switch (array_mode) {
588 case V_028010_ARRAY_1D_TILED_THIN1:
589 /* don't break userspace */
590 height &= ~0x7;
591 break;
592 case V_028010_ARRAY_2D_TILED_THIN1:
593 break;
594 default:
595 dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__,
596 G_028010_ARRAY_MODE(track->db_depth_info),
597 track->db_depth_info);
598 return -EINVAL;
599 }
600
601 if (!IS_ALIGNED(pitch, pitch_align)) {
602 dev_warn(p->dev, "%s:%d db pitch (%d, 0x%x, %d) invalid\n",
603 __func__, __LINE__, pitch, pitch_align, array_mode);
604 return -EINVAL;
605 }
606 if (!IS_ALIGNED(height, height_align)) {
607 dev_warn(p->dev, "%s:%d db height (%d, 0x%x, %d) invalid\n",
608 __func__, __LINE__, height, height_align, array_mode);
609 return -EINVAL;
610 }
611 if (!IS_ALIGNED(base_offset, base_align)) {
612 dev_warn(p->dev, "%s offset 0x%llx, 0x%llx, %d not aligned\n", __func__,
613 base_offset, base_align, array_mode);
614 return -EINVAL;
615 }
616
617 ntiles = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1;
618 nviews = G_028004_SLICE_MAX(track->db_depth_view) + 1;
619 tmp = ntiles * bpe * 64 * nviews * track->nsamples;
620 if ((tmp + track->db_offset) > radeon_bo_size(track->db_bo)) {
621 dev_warn(p->dev, "z/stencil buffer (%d) too small (0x%08X %d %d %d -> %u have %lu)\n",
622 array_mode,
623 track->db_depth_size, ntiles, nviews, bpe, tmp + track->db_offset,
624 radeon_bo_size(track->db_bo));
625 return -EINVAL;
626 }
627 }
628
629 /* hyperz */
630 if (G_028010_TILE_SURFACE_ENABLE(track->db_depth_info)) {
631 unsigned long size;
632 unsigned nbx, nby;
633
634 if (track->htile_bo == NULL) {
635 dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n",
636 __func__, __LINE__, track->db_depth_info);
637 return -EINVAL;
638 }
639 if ((track->db_depth_size & 0xFFFFFC00) == 0xFFFFFC00) {
640 dev_warn(p->dev, "%s:%d htile can't be enabled with bogus db_depth_size 0x%08x\n",
641 __func__, __LINE__, track->db_depth_size);
642 return -EINVAL;
643 }
644
645 nbx = pitch;
646 nby = height;
647 if (G_028D24_LINEAR(track->htile_surface)) {
648 /* nbx must be 16 htiles aligned == 16 * 8 pixel aligned */
649 nbx = round_up(nbx, 16 * 8);
650 /* nby is npipes htiles aligned == npipes * 8 pixel aligned */
651 nby = round_up(nby, track->npipes * 8);
652 } else {
653 /* always assume 8x8 htile */
654 /* align is htile align * 8, htile align vary according to
655 * number of pipe and tile width and nby
656 */
657 switch (track->npipes) {
658 case 8:
659 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
660 nbx = round_up(nbx, 64 * 8);
661 nby = round_up(nby, 64 * 8);
662 break;
663 case 4:
664 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
665 nbx = round_up(nbx, 64 * 8);
666 nby = round_up(nby, 32 * 8);
667 break;
668 case 2:
669 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
670 nbx = round_up(nbx, 32 * 8);
671 nby = round_up(nby, 32 * 8);
672 break;
673 case 1:
674 /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
675 nbx = round_up(nbx, 32 * 8);
676 nby = round_up(nby, 16 * 8);
677 break;
678 default:
679 dev_warn(p->dev, "%s:%d invalid num pipes %d\n",
680 __func__, __LINE__, track->npipes);
681 return -EINVAL;
682 }
683 }
684 /* compute number of htile */
685 nbx = nbx >> 3;
686 nby = nby >> 3;
687 /* size must be aligned on npipes * 2K boundary */
688 size = roundup(nbx * nby * 4, track->npipes * (2 << 10));
689 size += track->htile_offset;
690
691 if (size > radeon_bo_size(track->htile_bo)) {
692 dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n",
693 __func__, __LINE__, radeon_bo_size(track->htile_bo),
694 size, nbx, nby);
695 return -EINVAL;
696 }
697 }
698
699 track->db_dirty = false;
700 return 0;
701}
702
703static int r600_cs_track_check(struct radeon_cs_parser *p)
704{
705 struct r600_cs_track *track = p->track;
706 u32 tmp;
707 int r, i;
708
709 /* on legacy kernel we don't perform advanced check */
710 if (p->rdev == NULL)
711 return 0;
712
713 /* check streamout */
714 if (track->streamout_dirty && track->vgt_strmout_en) {
715 for (i = 0; i < 4; i++) {
716 if (track->vgt_strmout_buffer_en & (1 << i)) {
717 if (track->vgt_strmout_bo[i]) {
718 u64 offset = (u64)track->vgt_strmout_bo_offset[i] +
719 (u64)track->vgt_strmout_size[i];
720 if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) {
721 DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n",
722 i, offset,
723 radeon_bo_size(track->vgt_strmout_bo[i]));
724 return -EINVAL;
725 }
726 } else {
727 dev_warn(p->dev, "No buffer for streamout %d\n", i);
728 return -EINVAL;
729 }
730 }
731 }
732 track->streamout_dirty = false;
733 }
734
735 if (track->sx_misc_kill_all_prims)
736 return 0;
737
738 /* check that we have a cb for each enabled target, we don't check
739 * shader_mask because it seems mesa isn't always setting it :(
740 */
741 if (track->cb_dirty) {
742 tmp = track->cb_target_mask;
743
744 /* We must check both colorbuffers for RESOLVE. */
745 if (track->is_resolve) {
746 tmp |= 0xff;
747 }
748
749 for (i = 0; i < 8; i++) {
750 u32 format = G_0280A0_FORMAT(track->cb_color_info[i]);
751
752 if (format != V_0280A0_COLOR_INVALID &&
753 (tmp >> (i * 4)) & 0xF) {
754 /* at least one component is enabled */
755 if (track->cb_color_bo[i] == NULL) {
756 dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n",
757 __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i);
758 return -EINVAL;
759 }
760 /* perform rewrite of CB_COLOR[0-7]_SIZE */
761 r = r600_cs_track_validate_cb(p, i);
762 if (r)
763 return r;
764 }
765 }
766 track->cb_dirty = false;
767 }
768
769 /* Check depth buffer */
770 if (track->db_dirty &&
771 G_028010_FORMAT(track->db_depth_info) != V_028010_DEPTH_INVALID &&
772 (G_028800_STENCIL_ENABLE(track->db_depth_control) ||
773 G_028800_Z_ENABLE(track->db_depth_control))) {
774 r = r600_cs_track_validate_db(p);
775 if (r)
776 return r;
777 }
778
779 return 0;
780}
781
782/**
783 * r600_cs_packet_parse_vline() - parse userspace VLINE packet
784 * @p: parser structure holding parsing context.
785 *
786 * This is an R600-specific function for parsing VLINE packets.
787 * Real work is done by r600_cs_common_vline_parse function.
788 * Here we just set up ASIC-specific register table and call
789 * the common implementation function.
790 */
791static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p)
792{
793 static uint32_t vline_start_end[2] = {AVIVO_D1MODE_VLINE_START_END,
794 AVIVO_D2MODE_VLINE_START_END};
795 static uint32_t vline_status[2] = {AVIVO_D1MODE_VLINE_STATUS,
796 AVIVO_D2MODE_VLINE_STATUS};
797
798 return r600_cs_common_vline_parse(p, vline_start_end, vline_status);
799}
800
801/**
802 * r600_cs_common_vline_parse() - common vline parser
803 * @p: parser structure holding parsing context.
804 * @vline_start_end: table of vline_start_end registers
805 * @vline_status: table of vline_status registers
806 *
807 * Userspace sends a special sequence for VLINE waits.
808 * PACKET0 - VLINE_START_END + value
809 * PACKET3 - WAIT_REG_MEM poll vline status reg
810 * RELOC (P3) - crtc_id in reloc.
811 *
812 * This function parses this and relocates the VLINE START END
813 * and WAIT_REG_MEM packets to the correct crtc.
814 * It also detects a switched off crtc and nulls out the
815 * wait in that case. This function is common for all ASICs that
816 * are R600 and newer. The parsing algorithm is the same, and only
817 * differs in which registers are used.
818 *
819 * Caller is the ASIC-specific function which passes the parser
820 * context and ASIC-specific register table
821 */
822int r600_cs_common_vline_parse(struct radeon_cs_parser *p,
823 uint32_t *vline_start_end,
824 uint32_t *vline_status)
825{
826 struct drm_crtc *crtc;
827 struct radeon_crtc *radeon_crtc;
828 struct radeon_cs_packet p3reloc, wait_reg_mem;
829 int crtc_id;
830 int r;
831 uint32_t header, h_idx, reg, wait_reg_mem_info;
832 volatile uint32_t *ib;
833
834 ib = p->ib.ptr;
835
836 /* parse the WAIT_REG_MEM */
837 r = radeon_cs_packet_parse(p, &wait_reg_mem, p->idx);
838 if (r)
839 return r;
840
841 /* check its a WAIT_REG_MEM */
842 if (wait_reg_mem.type != RADEON_PACKET_TYPE3 ||
843 wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) {
844 DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n");
845 return -EINVAL;
846 }
847
848 wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1);
849 /* bit 4 is reg (0) or mem (1) */
850 if (wait_reg_mem_info & 0x10) {
851 DRM_ERROR("vline WAIT_REG_MEM waiting on MEM instead of REG\n");
852 return -EINVAL;
853 }
854 /* bit 8 is me (0) or pfp (1) */
855 if (wait_reg_mem_info & 0x100) {
856 DRM_ERROR("vline WAIT_REG_MEM waiting on PFP instead of ME\n");
857 return -EINVAL;
858 }
859 /* waiting for value to be equal */
860 if ((wait_reg_mem_info & 0x7) != 0x3) {
861 DRM_ERROR("vline WAIT_REG_MEM function not equal\n");
862 return -EINVAL;
863 }
864 if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != vline_status[0]) {
865 DRM_ERROR("vline WAIT_REG_MEM bad reg\n");
866 return -EINVAL;
867 }
868
869 if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != RADEON_VLINE_STAT) {
870 DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n");
871 return -EINVAL;
872 }
873
874 /* jump over the NOP */
875 r = radeon_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2);
876 if (r)
877 return r;
878
879 h_idx = p->idx - 2;
880 p->idx += wait_reg_mem.count + 2;
881 p->idx += p3reloc.count + 2;
882
883 header = radeon_get_ib_value(p, h_idx);
884 crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1);
885 reg = R600_CP_PACKET0_GET_REG(header);
886
887 crtc = drm_crtc_find(p->rdev->ddev, p->filp, crtc_id);
888 if (!crtc) {
889 DRM_ERROR("cannot find crtc %d\n", crtc_id);
890 return -ENOENT;
891 }
892 radeon_crtc = to_radeon_crtc(crtc);
893 crtc_id = radeon_crtc->crtc_id;
894
895 if (!crtc->enabled) {
896 /* CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */
897 ib[h_idx + 2] = PACKET2(0);
898 ib[h_idx + 3] = PACKET2(0);
899 ib[h_idx + 4] = PACKET2(0);
900 ib[h_idx + 5] = PACKET2(0);
901 ib[h_idx + 6] = PACKET2(0);
902 ib[h_idx + 7] = PACKET2(0);
903 ib[h_idx + 8] = PACKET2(0);
904 } else if (reg == vline_start_end[0]) {
905 header &= ~R600_CP_PACKET0_REG_MASK;
906 header |= vline_start_end[crtc_id] >> 2;
907 ib[h_idx] = header;
908 ib[h_idx + 4] = vline_status[crtc_id] >> 2;
909 } else {
910 DRM_ERROR("unknown crtc reloc\n");
911 return -EINVAL;
912 }
913 return 0;
914}
915
916static int r600_packet0_check(struct radeon_cs_parser *p,
917 struct radeon_cs_packet *pkt,
918 unsigned idx, unsigned reg)
919{
920 int r;
921
922 switch (reg) {
923 case AVIVO_D1MODE_VLINE_START_END:
924 r = r600_cs_packet_parse_vline(p);
925 if (r) {
926 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
927 idx, reg);
928 return r;
929 }
930 break;
931 default:
932 pr_err("Forbidden register 0x%04X in cs at %d\n", reg, idx);
933 return -EINVAL;
934 }
935 return 0;
936}
937
938static int r600_cs_parse_packet0(struct radeon_cs_parser *p,
939 struct radeon_cs_packet *pkt)
940{
941 unsigned reg, i;
942 unsigned idx;
943 int r;
944
945 idx = pkt->idx + 1;
946 reg = pkt->reg;
947 for (i = 0; i <= pkt->count; i++, idx++, reg += 4) {
948 r = r600_packet0_check(p, pkt, idx, reg);
949 if (r) {
950 return r;
951 }
952 }
953 return 0;
954}
955
956/**
957 * r600_cs_check_reg() - check if register is authorized or not
958 * @p: parser structure holding parsing context
959 * @reg: register we are testing
960 * @idx: index into the cs buffer
961 *
962 * This function will test against r600_reg_safe_bm and return 0
963 * if register is safe. If register is not flag as safe this function
964 * will test it against a list of register needing special handling.
965 */
966static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
967{
968 struct r600_cs_track *track = (struct r600_cs_track *)p->track;
969 struct radeon_bo_list *reloc;
970 u32 m, i, tmp, *ib;
971 int r;
972
973 i = (reg >> 7);
974 if (i >= ARRAY_SIZE(r600_reg_safe_bm)) {
975 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
976 return -EINVAL;
977 }
978 m = 1 << ((reg >> 2) & 31);
979 if (!(r600_reg_safe_bm[i] & m))
980 return 0;
981 ib = p->ib.ptr;
982 switch (reg) {
983 /* force following reg to 0 in an attempt to disable out buffer
984 * which will need us to better understand how it works to perform
985 * security check on it (Jerome)
986 */
987 case R_0288A8_SQ_ESGS_RING_ITEMSIZE:
988 case R_008C44_SQ_ESGS_RING_SIZE:
989 case R_0288B0_SQ_ESTMP_RING_ITEMSIZE:
990 case R_008C54_SQ_ESTMP_RING_SIZE:
991 case R_0288C0_SQ_FBUF_RING_ITEMSIZE:
992 case R_008C74_SQ_FBUF_RING_SIZE:
993 case R_0288B4_SQ_GSTMP_RING_ITEMSIZE:
994 case R_008C5C_SQ_GSTMP_RING_SIZE:
995 case R_0288AC_SQ_GSVS_RING_ITEMSIZE:
996 case R_008C4C_SQ_GSVS_RING_SIZE:
997 case R_0288BC_SQ_PSTMP_RING_ITEMSIZE:
998 case R_008C6C_SQ_PSTMP_RING_SIZE:
999 case R_0288C4_SQ_REDUC_RING_ITEMSIZE:
1000 case R_008C7C_SQ_REDUC_RING_SIZE:
1001 case R_0288B8_SQ_VSTMP_RING_ITEMSIZE:
1002 case R_008C64_SQ_VSTMP_RING_SIZE:
1003 case R_0288C8_SQ_GS_VERT_ITEMSIZE:
1004 /* get value to populate the IB don't remove */
1005 /*tmp =radeon_get_ib_value(p, idx);
1006 ib[idx] = 0;*/
1007 break;
1008 case SQ_ESGS_RING_BASE:
1009 case SQ_GSVS_RING_BASE:
1010 case SQ_ESTMP_RING_BASE:
1011 case SQ_GSTMP_RING_BASE:
1012 case SQ_PSTMP_RING_BASE:
1013 case SQ_VSTMP_RING_BASE:
1014 r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1015 if (r) {
1016 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1017 "0x%04X\n", reg);
1018 return -EINVAL;
1019 }
1020 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1021 break;
1022 case SQ_CONFIG:
1023 track->sq_config = radeon_get_ib_value(p, idx);
1024 break;
1025 case R_028800_DB_DEPTH_CONTROL:
1026 track->db_depth_control = radeon_get_ib_value(p, idx);
1027 track->db_dirty = true;
1028 break;
1029 case R_028010_DB_DEPTH_INFO:
1030 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) &&
1031 radeon_cs_packet_next_is_pkt3_nop(p)) {
1032 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1033 if (r) {
1034 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1035 "0x%04X\n", reg);
1036 return -EINVAL;
1037 }
1038 track->db_depth_info = radeon_get_ib_value(p, idx);
1039 ib[idx] &= C_028010_ARRAY_MODE;
1040 track->db_depth_info &= C_028010_ARRAY_MODE;
1041 if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1042 ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1);
1043 track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1);
1044 } else {
1045 ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1);
1046 track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1);
1047 }
1048 } else {
1049 track->db_depth_info = radeon_get_ib_value(p, idx);
1050 }
1051 track->db_dirty = true;
1052 break;
1053 case R_028004_DB_DEPTH_VIEW:
1054 track->db_depth_view = radeon_get_ib_value(p, idx);
1055 track->db_dirty = true;
1056 break;
1057 case R_028000_DB_DEPTH_SIZE:
1058 track->db_depth_size = radeon_get_ib_value(p, idx);
1059 track->db_depth_size_idx = idx;
1060 track->db_dirty = true;
1061 break;
1062 case R_028AB0_VGT_STRMOUT_EN:
1063 track->vgt_strmout_en = radeon_get_ib_value(p, idx);
1064 track->streamout_dirty = true;
1065 break;
1066 case R_028B20_VGT_STRMOUT_BUFFER_EN:
1067 track->vgt_strmout_buffer_en = radeon_get_ib_value(p, idx);
1068 track->streamout_dirty = true;
1069 break;
1070 case VGT_STRMOUT_BUFFER_BASE_0:
1071 case VGT_STRMOUT_BUFFER_BASE_1:
1072 case VGT_STRMOUT_BUFFER_BASE_2:
1073 case VGT_STRMOUT_BUFFER_BASE_3:
1074 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1075 if (r) {
1076 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1077 "0x%04X\n", reg);
1078 return -EINVAL;
1079 }
1080 tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16;
1081 track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8;
1082 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1083 track->vgt_strmout_bo[tmp] = reloc->robj;
1084 track->vgt_strmout_bo_mc[tmp] = reloc->gpu_offset;
1085 track->streamout_dirty = true;
1086 break;
1087 case VGT_STRMOUT_BUFFER_SIZE_0:
1088 case VGT_STRMOUT_BUFFER_SIZE_1:
1089 case VGT_STRMOUT_BUFFER_SIZE_2:
1090 case VGT_STRMOUT_BUFFER_SIZE_3:
1091 tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16;
1092 /* size in register is DWs, convert to bytes */
1093 track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4;
1094 track->streamout_dirty = true;
1095 break;
1096 case CP_COHER_BASE:
1097 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1098 if (r) {
1099 dev_warn(p->dev, "missing reloc for CP_COHER_BASE "
1100 "0x%04X\n", reg);
1101 return -EINVAL;
1102 }
1103 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1104 break;
1105 case R_028238_CB_TARGET_MASK:
1106 track->cb_target_mask = radeon_get_ib_value(p, idx);
1107 track->cb_dirty = true;
1108 break;
1109 case R_02823C_CB_SHADER_MASK:
1110 track->cb_shader_mask = radeon_get_ib_value(p, idx);
1111 break;
1112 case R_028C04_PA_SC_AA_CONFIG:
1113 tmp = G_028C04_MSAA_NUM_SAMPLES(radeon_get_ib_value(p, idx));
1114 track->log_nsamples = tmp;
1115 track->nsamples = 1 << tmp;
1116 track->cb_dirty = true;
1117 break;
1118 case R_028808_CB_COLOR_CONTROL:
1119 tmp = G_028808_SPECIAL_OP(radeon_get_ib_value(p, idx));
1120 track->is_resolve = tmp == V_028808_SPECIAL_RESOLVE_BOX;
1121 track->cb_dirty = true;
1122 break;
1123 case R_0280A0_CB_COLOR0_INFO:
1124 case R_0280A4_CB_COLOR1_INFO:
1125 case R_0280A8_CB_COLOR2_INFO:
1126 case R_0280AC_CB_COLOR3_INFO:
1127 case R_0280B0_CB_COLOR4_INFO:
1128 case R_0280B4_CB_COLOR5_INFO:
1129 case R_0280B8_CB_COLOR6_INFO:
1130 case R_0280BC_CB_COLOR7_INFO:
1131 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) &&
1132 radeon_cs_packet_next_is_pkt3_nop(p)) {
1133 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1134 if (r) {
1135 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1136 return -EINVAL;
1137 }
1138 tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4;
1139 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1140 if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1141 ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1);
1142 track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1);
1143 } else if (reloc->tiling_flags & RADEON_TILING_MICRO) {
1144 ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1);
1145 track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1);
1146 }
1147 } else {
1148 tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4;
1149 track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1150 }
1151 track->cb_dirty = true;
1152 break;
1153 case R_028080_CB_COLOR0_VIEW:
1154 case R_028084_CB_COLOR1_VIEW:
1155 case R_028088_CB_COLOR2_VIEW:
1156 case R_02808C_CB_COLOR3_VIEW:
1157 case R_028090_CB_COLOR4_VIEW:
1158 case R_028094_CB_COLOR5_VIEW:
1159 case R_028098_CB_COLOR6_VIEW:
1160 case R_02809C_CB_COLOR7_VIEW:
1161 tmp = (reg - R_028080_CB_COLOR0_VIEW) / 4;
1162 track->cb_color_view[tmp] = radeon_get_ib_value(p, idx);
1163 track->cb_dirty = true;
1164 break;
1165 case R_028060_CB_COLOR0_SIZE:
1166 case R_028064_CB_COLOR1_SIZE:
1167 case R_028068_CB_COLOR2_SIZE:
1168 case R_02806C_CB_COLOR3_SIZE:
1169 case R_028070_CB_COLOR4_SIZE:
1170 case R_028074_CB_COLOR5_SIZE:
1171 case R_028078_CB_COLOR6_SIZE:
1172 case R_02807C_CB_COLOR7_SIZE:
1173 tmp = (reg - R_028060_CB_COLOR0_SIZE) / 4;
1174 track->cb_color_size[tmp] = radeon_get_ib_value(p, idx);
1175 track->cb_color_size_idx[tmp] = idx;
1176 track->cb_dirty = true;
1177 break;
1178 /* This register were added late, there is userspace
1179 * which does provide relocation for those but set
1180 * 0 offset. In order to avoid breaking old userspace
1181 * we detect this and set address to point to last
1182 * CB_COLOR0_BASE, note that if userspace doesn't set
1183 * CB_COLOR0_BASE before this register we will report
1184 * error. Old userspace always set CB_COLOR0_BASE
1185 * before any of this.
1186 */
1187 case R_0280E0_CB_COLOR0_FRAG:
1188 case R_0280E4_CB_COLOR1_FRAG:
1189 case R_0280E8_CB_COLOR2_FRAG:
1190 case R_0280EC_CB_COLOR3_FRAG:
1191 case R_0280F0_CB_COLOR4_FRAG:
1192 case R_0280F4_CB_COLOR5_FRAG:
1193 case R_0280F8_CB_COLOR6_FRAG:
1194 case R_0280FC_CB_COLOR7_FRAG:
1195 tmp = (reg - R_0280E0_CB_COLOR0_FRAG) / 4;
1196 if (!radeon_cs_packet_next_is_pkt3_nop(p)) {
1197 if (!track->cb_color_base_last[tmp]) {
1198 dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg);
1199 return -EINVAL;
1200 }
1201 track->cb_color_frag_bo[tmp] = track->cb_color_bo[tmp];
1202 track->cb_color_frag_offset[tmp] = track->cb_color_bo_offset[tmp];
1203 ib[idx] = track->cb_color_base_last[tmp];
1204 } else {
1205 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1206 if (r) {
1207 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1208 return -EINVAL;
1209 }
1210 track->cb_color_frag_bo[tmp] = reloc->robj;
1211 track->cb_color_frag_offset[tmp] = (u64)ib[idx] << 8;
1212 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1213 }
1214 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) {
1215 track->cb_dirty = true;
1216 }
1217 break;
1218 case R_0280C0_CB_COLOR0_TILE:
1219 case R_0280C4_CB_COLOR1_TILE:
1220 case R_0280C8_CB_COLOR2_TILE:
1221 case R_0280CC_CB_COLOR3_TILE:
1222 case R_0280D0_CB_COLOR4_TILE:
1223 case R_0280D4_CB_COLOR5_TILE:
1224 case R_0280D8_CB_COLOR6_TILE:
1225 case R_0280DC_CB_COLOR7_TILE:
1226 tmp = (reg - R_0280C0_CB_COLOR0_TILE) / 4;
1227 if (!radeon_cs_packet_next_is_pkt3_nop(p)) {
1228 if (!track->cb_color_base_last[tmp]) {
1229 dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg);
1230 return -EINVAL;
1231 }
1232 track->cb_color_tile_bo[tmp] = track->cb_color_bo[tmp];
1233 track->cb_color_tile_offset[tmp] = track->cb_color_bo_offset[tmp];
1234 ib[idx] = track->cb_color_base_last[tmp];
1235 } else {
1236 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1237 if (r) {
1238 dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1239 return -EINVAL;
1240 }
1241 track->cb_color_tile_bo[tmp] = reloc->robj;
1242 track->cb_color_tile_offset[tmp] = (u64)ib[idx] << 8;
1243 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1244 }
1245 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) {
1246 track->cb_dirty = true;
1247 }
1248 break;
1249 case R_028100_CB_COLOR0_MASK:
1250 case R_028104_CB_COLOR1_MASK:
1251 case R_028108_CB_COLOR2_MASK:
1252 case R_02810C_CB_COLOR3_MASK:
1253 case R_028110_CB_COLOR4_MASK:
1254 case R_028114_CB_COLOR5_MASK:
1255 case R_028118_CB_COLOR6_MASK:
1256 case R_02811C_CB_COLOR7_MASK:
1257 tmp = (reg - R_028100_CB_COLOR0_MASK) / 4;
1258 track->cb_color_mask[tmp] = radeon_get_ib_value(p, idx);
1259 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) {
1260 track->cb_dirty = true;
1261 }
1262 break;
1263 case CB_COLOR0_BASE:
1264 case CB_COLOR1_BASE:
1265 case CB_COLOR2_BASE:
1266 case CB_COLOR3_BASE:
1267 case CB_COLOR4_BASE:
1268 case CB_COLOR5_BASE:
1269 case CB_COLOR6_BASE:
1270 case CB_COLOR7_BASE:
1271 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1272 if (r) {
1273 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1274 "0x%04X\n", reg);
1275 return -EINVAL;
1276 }
1277 tmp = (reg - CB_COLOR0_BASE) / 4;
1278 track->cb_color_bo_offset[tmp] = (u64)radeon_get_ib_value(p, idx) << 8;
1279 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1280 track->cb_color_base_last[tmp] = ib[idx];
1281 track->cb_color_bo[tmp] = reloc->robj;
1282 track->cb_color_bo_mc[tmp] = reloc->gpu_offset;
1283 track->cb_dirty = true;
1284 break;
1285 case DB_DEPTH_BASE:
1286 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1287 if (r) {
1288 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1289 "0x%04X\n", reg);
1290 return -EINVAL;
1291 }
1292 track->db_offset = radeon_get_ib_value(p, idx) << 8;
1293 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1294 track->db_bo = reloc->robj;
1295 track->db_bo_mc = reloc->gpu_offset;
1296 track->db_dirty = true;
1297 break;
1298 case DB_HTILE_DATA_BASE:
1299 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1300 if (r) {
1301 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1302 "0x%04X\n", reg);
1303 return -EINVAL;
1304 }
1305 track->htile_offset = (u64)radeon_get_ib_value(p, idx) << 8;
1306 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1307 track->htile_bo = reloc->robj;
1308 track->db_dirty = true;
1309 break;
1310 case DB_HTILE_SURFACE:
1311 track->htile_surface = radeon_get_ib_value(p, idx);
1312 /* force 8x8 htile width and height */
1313 ib[idx] |= 3;
1314 track->db_dirty = true;
1315 break;
1316 case SQ_PGM_START_FS:
1317 case SQ_PGM_START_ES:
1318 case SQ_PGM_START_VS:
1319 case SQ_PGM_START_GS:
1320 case SQ_PGM_START_PS:
1321 case SQ_ALU_CONST_CACHE_GS_0:
1322 case SQ_ALU_CONST_CACHE_GS_1:
1323 case SQ_ALU_CONST_CACHE_GS_2:
1324 case SQ_ALU_CONST_CACHE_GS_3:
1325 case SQ_ALU_CONST_CACHE_GS_4:
1326 case SQ_ALU_CONST_CACHE_GS_5:
1327 case SQ_ALU_CONST_CACHE_GS_6:
1328 case SQ_ALU_CONST_CACHE_GS_7:
1329 case SQ_ALU_CONST_CACHE_GS_8:
1330 case SQ_ALU_CONST_CACHE_GS_9:
1331 case SQ_ALU_CONST_CACHE_GS_10:
1332 case SQ_ALU_CONST_CACHE_GS_11:
1333 case SQ_ALU_CONST_CACHE_GS_12:
1334 case SQ_ALU_CONST_CACHE_GS_13:
1335 case SQ_ALU_CONST_CACHE_GS_14:
1336 case SQ_ALU_CONST_CACHE_GS_15:
1337 case SQ_ALU_CONST_CACHE_PS_0:
1338 case SQ_ALU_CONST_CACHE_PS_1:
1339 case SQ_ALU_CONST_CACHE_PS_2:
1340 case SQ_ALU_CONST_CACHE_PS_3:
1341 case SQ_ALU_CONST_CACHE_PS_4:
1342 case SQ_ALU_CONST_CACHE_PS_5:
1343 case SQ_ALU_CONST_CACHE_PS_6:
1344 case SQ_ALU_CONST_CACHE_PS_7:
1345 case SQ_ALU_CONST_CACHE_PS_8:
1346 case SQ_ALU_CONST_CACHE_PS_9:
1347 case SQ_ALU_CONST_CACHE_PS_10:
1348 case SQ_ALU_CONST_CACHE_PS_11:
1349 case SQ_ALU_CONST_CACHE_PS_12:
1350 case SQ_ALU_CONST_CACHE_PS_13:
1351 case SQ_ALU_CONST_CACHE_PS_14:
1352 case SQ_ALU_CONST_CACHE_PS_15:
1353 case SQ_ALU_CONST_CACHE_VS_0:
1354 case SQ_ALU_CONST_CACHE_VS_1:
1355 case SQ_ALU_CONST_CACHE_VS_2:
1356 case SQ_ALU_CONST_CACHE_VS_3:
1357 case SQ_ALU_CONST_CACHE_VS_4:
1358 case SQ_ALU_CONST_CACHE_VS_5:
1359 case SQ_ALU_CONST_CACHE_VS_6:
1360 case SQ_ALU_CONST_CACHE_VS_7:
1361 case SQ_ALU_CONST_CACHE_VS_8:
1362 case SQ_ALU_CONST_CACHE_VS_9:
1363 case SQ_ALU_CONST_CACHE_VS_10:
1364 case SQ_ALU_CONST_CACHE_VS_11:
1365 case SQ_ALU_CONST_CACHE_VS_12:
1366 case SQ_ALU_CONST_CACHE_VS_13:
1367 case SQ_ALU_CONST_CACHE_VS_14:
1368 case SQ_ALU_CONST_CACHE_VS_15:
1369 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1370 if (r) {
1371 dev_warn(p->dev, "bad SET_CONTEXT_REG "
1372 "0x%04X\n", reg);
1373 return -EINVAL;
1374 }
1375 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1376 break;
1377 case SX_MEMORY_EXPORT_BASE:
1378 r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm);
1379 if (r) {
1380 dev_warn(p->dev, "bad SET_CONFIG_REG "
1381 "0x%04X\n", reg);
1382 return -EINVAL;
1383 }
1384 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1385 break;
1386 case SX_MISC:
1387 track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0;
1388 break;
1389 default:
1390 dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1391 return -EINVAL;
1392 }
1393 return 0;
1394}
1395
1396unsigned r600_mip_minify(unsigned size, unsigned level)
1397{
1398 unsigned val;
1399
1400 val = max(1U, size >> level);
1401 if (level > 0)
1402 val = roundup_pow_of_two(val);
1403 return val;
1404}
1405
1406static void r600_texture_size(unsigned nfaces, unsigned blevel, unsigned llevel,
1407 unsigned w0, unsigned h0, unsigned d0, unsigned nsamples, unsigned format,
1408 unsigned block_align, unsigned height_align, unsigned base_align,
1409 unsigned *l0_size, unsigned *mipmap_size)
1410{
1411 unsigned offset, i, level;
1412 unsigned width, height, depth, size;
1413 unsigned blocksize;
1414 unsigned nbx, nby;
1415 unsigned nlevels = llevel - blevel + 1;
1416
1417 *l0_size = -1;
1418 blocksize = r600_fmt_get_blocksize(format);
1419
1420 w0 = r600_mip_minify(w0, 0);
1421 h0 = r600_mip_minify(h0, 0);
1422 d0 = r600_mip_minify(d0, 0);
1423 for(i = 0, offset = 0, level = blevel; i < nlevels; i++, level++) {
1424 width = r600_mip_minify(w0, i);
1425 nbx = r600_fmt_get_nblocksx(format, width);
1426
1427 nbx = round_up(nbx, block_align);
1428
1429 height = r600_mip_minify(h0, i);
1430 nby = r600_fmt_get_nblocksy(format, height);
1431 nby = round_up(nby, height_align);
1432
1433 depth = r600_mip_minify(d0, i);
1434
1435 size = nbx * nby * blocksize * nsamples;
1436 if (nfaces)
1437 size *= nfaces;
1438 else
1439 size *= depth;
1440
1441 if (i == 0)
1442 *l0_size = size;
1443
1444 if (i == 0 || i == 1)
1445 offset = round_up(offset, base_align);
1446
1447 offset += size;
1448 }
1449 *mipmap_size = offset;
1450 if (llevel == 0)
1451 *mipmap_size = *l0_size;
1452 if (!blevel)
1453 *mipmap_size -= *l0_size;
1454}
1455
1456/**
1457 * r600_check_texture_resource() - check if register is authorized or not
1458 * @p: parser structure holding parsing context
1459 * @idx: index into the cs buffer
1460 * @texture: texture's bo structure
1461 * @mipmap: mipmap's bo structure
1462 * @base_offset: base offset (used for error checking)
1463 * @mip_offset: mip offset (used for error checking)
1464 * @tiling_flags: tiling flags
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 fallthrough;
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 information
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 unsigned idx;
2346
2347 *cs_reloc = NULL;
2348 if (p->chunk_relocs == NULL) {
2349 DRM_ERROR("No relocation chunk !\n");
2350 return -EINVAL;
2351 }
2352 idx = p->dma_reloc_idx;
2353 if (idx >= p->nrelocs) {
2354 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n",
2355 idx, p->nrelocs);
2356 return -EINVAL;
2357 }
2358 *cs_reloc = &p->relocs[idx];
2359 p->dma_reloc_idx++;
2360 return 0;
2361}
2362
2363#define GET_DMA_CMD(h) (((h) & 0xf0000000) >> 28)
2364#define GET_DMA_COUNT(h) ((h) & 0x0000ffff)
2365#define GET_DMA_T(h) (((h) & 0x00800000) >> 23)
2366
2367/**
2368 * r600_dma_cs_parse() - parse the DMA IB
2369 * @p: parser structure holding parsing context.
2370 *
2371 * Parses the DMA IB from the CS ioctl and updates
2372 * the GPU addresses based on the reloc information and
2373 * checks for errors. (R6xx-R7xx)
2374 * Returns 0 for success and an error on failure.
2375 **/
2376int r600_dma_cs_parse(struct radeon_cs_parser *p)
2377{
2378 struct radeon_cs_chunk *ib_chunk = p->chunk_ib;
2379 struct radeon_bo_list *src_reloc, *dst_reloc;
2380 u32 header, cmd, count, tiled;
2381 volatile u32 *ib = p->ib.ptr;
2382 u32 idx, idx_value;
2383 u64 src_offset, dst_offset;
2384 int r;
2385
2386 do {
2387 if (p->idx >= ib_chunk->length_dw) {
2388 DRM_ERROR("Can not parse packet at %d after CS end %d !\n",
2389 p->idx, ib_chunk->length_dw);
2390 return -EINVAL;
2391 }
2392 idx = p->idx;
2393 header = radeon_get_ib_value(p, idx);
2394 cmd = GET_DMA_CMD(header);
2395 count = GET_DMA_COUNT(header);
2396 tiled = GET_DMA_T(header);
2397
2398 switch (cmd) {
2399 case DMA_PACKET_WRITE:
2400 r = r600_dma_cs_next_reloc(p, &dst_reloc);
2401 if (r) {
2402 DRM_ERROR("bad DMA_PACKET_WRITE\n");
2403 return -EINVAL;
2404 }
2405 if (tiled) {
2406 dst_offset = radeon_get_ib_value(p, idx+1);
2407 dst_offset <<= 8;
2408
2409 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
2410 p->idx += count + 5;
2411 } else {
2412 dst_offset = radeon_get_ib_value(p, idx+1);
2413 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2414
2415 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2416 ib[idx+2] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2417 p->idx += count + 3;
2418 }
2419 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2420 dev_warn(p->dev, "DMA write buffer too small (%llu %lu)\n",
2421 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2422 return -EINVAL;
2423 }
2424 break;
2425 case DMA_PACKET_COPY:
2426 r = r600_dma_cs_next_reloc(p, &src_reloc);
2427 if (r) {
2428 DRM_ERROR("bad DMA_PACKET_COPY\n");
2429 return -EINVAL;
2430 }
2431 r = r600_dma_cs_next_reloc(p, &dst_reloc);
2432 if (r) {
2433 DRM_ERROR("bad DMA_PACKET_COPY\n");
2434 return -EINVAL;
2435 }
2436 if (tiled) {
2437 idx_value = radeon_get_ib_value(p, idx + 2);
2438 /* detile bit */
2439 if (idx_value & (1 << 31)) {
2440 /* tiled src, linear dst */
2441 src_offset = radeon_get_ib_value(p, idx+1);
2442 src_offset <<= 8;
2443 ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
2444
2445 dst_offset = radeon_get_ib_value(p, idx+5);
2446 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32;
2447 ib[idx+5] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2448 ib[idx+6] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2449 } else {
2450 /* linear src, tiled dst */
2451 src_offset = radeon_get_ib_value(p, idx+5);
2452 src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32;
2453 ib[idx+5] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2454 ib[idx+6] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2455
2456 dst_offset = radeon_get_ib_value(p, idx+1);
2457 dst_offset <<= 8;
2458 ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
2459 }
2460 p->idx += 7;
2461 } else {
2462 if (p->family >= CHIP_RV770) {
2463 src_offset = radeon_get_ib_value(p, idx+2);
2464 src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2465 dst_offset = radeon_get_ib_value(p, idx+1);
2466 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32;
2467
2468 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2469 ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2470 ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2471 ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2472 p->idx += 5;
2473 } else {
2474 src_offset = radeon_get_ib_value(p, idx+2);
2475 src_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32;
2476 dst_offset = radeon_get_ib_value(p, idx+1);
2477 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff0000)) << 16;
2478
2479 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2480 ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2481 ib[idx+3] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2482 ib[idx+3] += (upper_32_bits(dst_reloc->gpu_offset) & 0xff) << 16;
2483 p->idx += 4;
2484 }
2485 }
2486 if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2487 dev_warn(p->dev, "DMA copy src buffer too small (%llu %lu)\n",
2488 src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2489 return -EINVAL;
2490 }
2491 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2492 dev_warn(p->dev, "DMA write dst buffer too small (%llu %lu)\n",
2493 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2494 return -EINVAL;
2495 }
2496 break;
2497 case DMA_PACKET_CONSTANT_FILL:
2498 if (p->family < CHIP_RV770) {
2499 DRM_ERROR("Constant Fill is 7xx only !\n");
2500 return -EINVAL;
2501 }
2502 r = r600_dma_cs_next_reloc(p, &dst_reloc);
2503 if (r) {
2504 DRM_ERROR("bad DMA_PACKET_WRITE\n");
2505 return -EINVAL;
2506 }
2507 dst_offset = radeon_get_ib_value(p, idx+1);
2508 dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16;
2509 if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2510 dev_warn(p->dev, "DMA constant fill buffer too small (%llu %lu)\n",
2511 dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2512 return -EINVAL;
2513 }
2514 ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2515 ib[idx+3] += (upper_32_bits(dst_reloc->gpu_offset) << 16) & 0x00ff0000;
2516 p->idx += 4;
2517 break;
2518 case DMA_PACKET_NOP:
2519 p->idx += 1;
2520 break;
2521 default:
2522 DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx);
2523 return -EINVAL;
2524 }
2525 } while (p->idx < p->chunk_ib->length_dw);
2526#if 0
2527 for (r = 0; r < p->ib->length_dw; r++) {
2528 pr_info("%05d 0x%08X\n", r, p->ib.ptr[r]);
2529 mdelay(1);
2530 }
2531#endif
2532 return 0;
2533}