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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394...
[mirror_ubuntu-jammy-kernel.git] / drivers / gpu / drm / radeon / r300.c
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/seq_file.h>
29 #include "drmP.h"
30 #include "drm.h"
31 #include "radeon_reg.h"
32 #include "radeon.h"
33
34 /* r300,r350,rv350,rv370,rv380 depends on : */
35 void r100_hdp_reset(struct radeon_device *rdev);
36 int r100_cp_reset(struct radeon_device *rdev);
37 int r100_rb2d_reset(struct radeon_device *rdev);
38 int r100_cp_init(struct radeon_device *rdev, unsigned ring_size);
39 int r100_pci_gart_enable(struct radeon_device *rdev);
40 void r100_pci_gart_disable(struct radeon_device *rdev);
41 void r100_mc_setup(struct radeon_device *rdev);
42 void r100_mc_disable_clients(struct radeon_device *rdev);
43 int r100_gui_wait_for_idle(struct radeon_device *rdev);
44 int r100_cs_packet_parse(struct radeon_cs_parser *p,
45 struct radeon_cs_packet *pkt,
46 unsigned idx);
47 int r100_cs_packet_next_reloc(struct radeon_cs_parser *p,
48 struct radeon_cs_reloc **cs_reloc);
49 int r100_cs_parse_packet0(struct radeon_cs_parser *p,
50 struct radeon_cs_packet *pkt,
51 const unsigned *auth, unsigned n,
52 radeon_packet0_check_t check);
53 void r100_cs_dump_packet(struct radeon_cs_parser *p,
54 struct radeon_cs_packet *pkt);
55 int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p,
56 struct radeon_cs_packet *pkt,
57 struct radeon_object *robj);
58
59 /* This files gather functions specifics to:
60 * r300,r350,rv350,rv370,rv380
61 *
62 * Some of these functions might be used by newer ASICs.
63 */
64 void r300_gpu_init(struct radeon_device *rdev);
65 int r300_mc_wait_for_idle(struct radeon_device *rdev);
66 int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev);
67
68
69 /*
70 * rv370,rv380 PCIE GART
71 */
72 void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev)
73 {
74 uint32_t tmp;
75 int i;
76
77 /* Workaround HW bug do flush 2 times */
78 for (i = 0; i < 2; i++) {
79 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
80 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp | RADEON_PCIE_TX_GART_INVALIDATE_TLB);
81 (void)RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
82 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
83 mb();
84 }
85 }
86
87 int rv370_pcie_gart_enable(struct radeon_device *rdev)
88 {
89 uint32_t table_addr;
90 uint32_t tmp;
91 int r;
92
93 /* Initialize common gart structure */
94 r = radeon_gart_init(rdev);
95 if (r) {
96 return r;
97 }
98 r = rv370_debugfs_pcie_gart_info_init(rdev);
99 if (r) {
100 DRM_ERROR("Failed to register debugfs file for PCIE gart !\n");
101 }
102 rdev->gart.table_size = rdev->gart.num_gpu_pages * 4;
103 r = radeon_gart_table_vram_alloc(rdev);
104 if (r) {
105 return r;
106 }
107 /* discard memory request outside of configured range */
108 tmp = RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
109 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
110 WREG32_PCIE(RADEON_PCIE_TX_GART_START_LO, rdev->mc.gtt_location);
111 tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 4096;
112 WREG32_PCIE(RADEON_PCIE_TX_GART_END_LO, tmp);
113 WREG32_PCIE(RADEON_PCIE_TX_GART_START_HI, 0);
114 WREG32_PCIE(RADEON_PCIE_TX_GART_END_HI, 0);
115 table_addr = rdev->gart.table_addr;
116 WREG32_PCIE(RADEON_PCIE_TX_GART_BASE, table_addr);
117 /* FIXME: setup default page */
118 WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO, rdev->mc.vram_location);
119 WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_HI, 0);
120 /* Clear error */
121 WREG32_PCIE(0x18, 0);
122 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
123 tmp |= RADEON_PCIE_TX_GART_EN;
124 tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
125 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
126 rv370_pcie_gart_tlb_flush(rdev);
127 DRM_INFO("PCIE GART of %uM enabled (table at 0x%08X).\n",
128 rdev->mc.gtt_size >> 20, table_addr);
129 rdev->gart.ready = true;
130 return 0;
131 }
132
133 void rv370_pcie_gart_disable(struct radeon_device *rdev)
134 {
135 uint32_t tmp;
136
137 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
138 tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
139 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp & ~RADEON_PCIE_TX_GART_EN);
140 if (rdev->gart.table.vram.robj) {
141 radeon_object_kunmap(rdev->gart.table.vram.robj);
142 radeon_object_unpin(rdev->gart.table.vram.robj);
143 }
144 }
145
146 int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
147 {
148 void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
149
150 if (i < 0 || i > rdev->gart.num_gpu_pages) {
151 return -EINVAL;
152 }
153 addr = (((u32)addr) >> 8) | ((upper_32_bits(addr) & 0xff) << 4) | 0xC;
154 writel(cpu_to_le32(addr), ((void __iomem *)ptr) + (i * 4));
155 return 0;
156 }
157
158 int r300_gart_enable(struct radeon_device *rdev)
159 {
160 #if __OS_HAS_AGP
161 if (rdev->flags & RADEON_IS_AGP) {
162 if (rdev->family > CHIP_RV350) {
163 rv370_pcie_gart_disable(rdev);
164 } else {
165 r100_pci_gart_disable(rdev);
166 }
167 return 0;
168 }
169 #endif
170 if (rdev->flags & RADEON_IS_PCIE) {
171 rdev->asic->gart_disable = &rv370_pcie_gart_disable;
172 rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush;
173 rdev->asic->gart_set_page = &rv370_pcie_gart_set_page;
174 return rv370_pcie_gart_enable(rdev);
175 }
176 return r100_pci_gart_enable(rdev);
177 }
178
179
180 /*
181 * MC
182 */
183 int r300_mc_init(struct radeon_device *rdev)
184 {
185 int r;
186
187 if (r100_debugfs_rbbm_init(rdev)) {
188 DRM_ERROR("Failed to register debugfs file for RBBM !\n");
189 }
190
191 r300_gpu_init(rdev);
192 r100_pci_gart_disable(rdev);
193 if (rdev->flags & RADEON_IS_PCIE) {
194 rv370_pcie_gart_disable(rdev);
195 }
196
197 /* Setup GPU memory space */
198 rdev->mc.vram_location = 0xFFFFFFFFUL;
199 rdev->mc.gtt_location = 0xFFFFFFFFUL;
200 if (rdev->flags & RADEON_IS_AGP) {
201 r = radeon_agp_init(rdev);
202 if (r) {
203 printk(KERN_WARNING "[drm] Disabling AGP\n");
204 rdev->flags &= ~RADEON_IS_AGP;
205 rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
206 } else {
207 rdev->mc.gtt_location = rdev->mc.agp_base;
208 }
209 }
210 r = radeon_mc_setup(rdev);
211 if (r) {
212 return r;
213 }
214
215 /* Program GPU memory space */
216 r100_mc_disable_clients(rdev);
217 if (r300_mc_wait_for_idle(rdev)) {
218 printk(KERN_WARNING "Failed to wait MC idle while "
219 "programming pipes. Bad things might happen.\n");
220 }
221 r100_mc_setup(rdev);
222 return 0;
223 }
224
225 void r300_mc_fini(struct radeon_device *rdev)
226 {
227 if (rdev->flags & RADEON_IS_PCIE) {
228 rv370_pcie_gart_disable(rdev);
229 radeon_gart_table_vram_free(rdev);
230 } else {
231 r100_pci_gart_disable(rdev);
232 radeon_gart_table_ram_free(rdev);
233 }
234 radeon_gart_fini(rdev);
235 }
236
237
238 /*
239 * Fence emission
240 */
241 void r300_fence_ring_emit(struct radeon_device *rdev,
242 struct radeon_fence *fence)
243 {
244 /* Who ever call radeon_fence_emit should call ring_lock and ask
245 * for enough space (today caller are ib schedule and buffer move) */
246 /* Write SC register so SC & US assert idle */
247 radeon_ring_write(rdev, PACKET0(0x43E0, 0));
248 radeon_ring_write(rdev, 0);
249 radeon_ring_write(rdev, PACKET0(0x43E4, 0));
250 radeon_ring_write(rdev, 0);
251 /* Flush 3D cache */
252 radeon_ring_write(rdev, PACKET0(0x4E4C, 0));
253 radeon_ring_write(rdev, (2 << 0));
254 radeon_ring_write(rdev, PACKET0(0x4F18, 0));
255 radeon_ring_write(rdev, (1 << 0));
256 /* Wait until IDLE & CLEAN */
257 radeon_ring_write(rdev, PACKET0(0x1720, 0));
258 radeon_ring_write(rdev, (1 << 17) | (1 << 16) | (1 << 9));
259 /* Emit fence sequence & fire IRQ */
260 radeon_ring_write(rdev, PACKET0(rdev->fence_drv.scratch_reg, 0));
261 radeon_ring_write(rdev, fence->seq);
262 radeon_ring_write(rdev, PACKET0(RADEON_GEN_INT_STATUS, 0));
263 radeon_ring_write(rdev, RADEON_SW_INT_FIRE);
264 }
265
266
267 /*
268 * Global GPU functions
269 */
270 int r300_copy_dma(struct radeon_device *rdev,
271 uint64_t src_offset,
272 uint64_t dst_offset,
273 unsigned num_pages,
274 struct radeon_fence *fence)
275 {
276 uint32_t size;
277 uint32_t cur_size;
278 int i, num_loops;
279 int r = 0;
280
281 /* radeon pitch is /64 */
282 size = num_pages << PAGE_SHIFT;
283 num_loops = DIV_ROUND_UP(size, 0x1FFFFF);
284 r = radeon_ring_lock(rdev, num_loops * 4 + 64);
285 if (r) {
286 DRM_ERROR("radeon: moving bo (%d).\n", r);
287 return r;
288 }
289 /* Must wait for 2D idle & clean before DMA or hangs might happen */
290 radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0 ));
291 radeon_ring_write(rdev, (1 << 16));
292 for (i = 0; i < num_loops; i++) {
293 cur_size = size;
294 if (cur_size > 0x1FFFFF) {
295 cur_size = 0x1FFFFF;
296 }
297 size -= cur_size;
298 radeon_ring_write(rdev, PACKET0(0x720, 2));
299 radeon_ring_write(rdev, src_offset);
300 radeon_ring_write(rdev, dst_offset);
301 radeon_ring_write(rdev, cur_size | (1 << 31) | (1 << 30));
302 src_offset += cur_size;
303 dst_offset += cur_size;
304 }
305 radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0));
306 radeon_ring_write(rdev, RADEON_WAIT_DMA_GUI_IDLE);
307 if (fence) {
308 r = radeon_fence_emit(rdev, fence);
309 }
310 radeon_ring_unlock_commit(rdev);
311 return r;
312 }
313
314 void r300_ring_start(struct radeon_device *rdev)
315 {
316 unsigned gb_tile_config;
317 int r;
318
319 /* Sub pixel 1/12 so we can have 4K rendering according to doc */
320 gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16);
321 switch(rdev->num_gb_pipes) {
322 case 2:
323 gb_tile_config |= R300_PIPE_COUNT_R300;
324 break;
325 case 3:
326 gb_tile_config |= R300_PIPE_COUNT_R420_3P;
327 break;
328 case 4:
329 gb_tile_config |= R300_PIPE_COUNT_R420;
330 break;
331 case 1:
332 default:
333 gb_tile_config |= R300_PIPE_COUNT_RV350;
334 break;
335 }
336
337 r = radeon_ring_lock(rdev, 64);
338 if (r) {
339 return;
340 }
341 radeon_ring_write(rdev, PACKET0(RADEON_ISYNC_CNTL, 0));
342 radeon_ring_write(rdev,
343 RADEON_ISYNC_ANY2D_IDLE3D |
344 RADEON_ISYNC_ANY3D_IDLE2D |
345 RADEON_ISYNC_WAIT_IDLEGUI |
346 RADEON_ISYNC_CPSCRATCH_IDLEGUI);
347 radeon_ring_write(rdev, PACKET0(R300_GB_TILE_CONFIG, 0));
348 radeon_ring_write(rdev, gb_tile_config);
349 radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0));
350 radeon_ring_write(rdev,
351 RADEON_WAIT_2D_IDLECLEAN |
352 RADEON_WAIT_3D_IDLECLEAN);
353 radeon_ring_write(rdev, PACKET0(0x170C, 0));
354 radeon_ring_write(rdev, 1 << 31);
355 radeon_ring_write(rdev, PACKET0(R300_GB_SELECT, 0));
356 radeon_ring_write(rdev, 0);
357 radeon_ring_write(rdev, PACKET0(R300_GB_ENABLE, 0));
358 radeon_ring_write(rdev, 0);
359 radeon_ring_write(rdev, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
360 radeon_ring_write(rdev, R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE);
361 radeon_ring_write(rdev, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0));
362 radeon_ring_write(rdev, R300_ZC_FLUSH | R300_ZC_FREE);
363 radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0));
364 radeon_ring_write(rdev,
365 RADEON_WAIT_2D_IDLECLEAN |
366 RADEON_WAIT_3D_IDLECLEAN);
367 radeon_ring_write(rdev, PACKET0(R300_GB_AA_CONFIG, 0));
368 radeon_ring_write(rdev, 0);
369 radeon_ring_write(rdev, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
370 radeon_ring_write(rdev, R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE);
371 radeon_ring_write(rdev, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0));
372 radeon_ring_write(rdev, R300_ZC_FLUSH | R300_ZC_FREE);
373 radeon_ring_write(rdev, PACKET0(R300_GB_MSPOS0, 0));
374 radeon_ring_write(rdev,
375 ((6 << R300_MS_X0_SHIFT) |
376 (6 << R300_MS_Y0_SHIFT) |
377 (6 << R300_MS_X1_SHIFT) |
378 (6 << R300_MS_Y1_SHIFT) |
379 (6 << R300_MS_X2_SHIFT) |
380 (6 << R300_MS_Y2_SHIFT) |
381 (6 << R300_MSBD0_Y_SHIFT) |
382 (6 << R300_MSBD0_X_SHIFT)));
383 radeon_ring_write(rdev, PACKET0(R300_GB_MSPOS1, 0));
384 radeon_ring_write(rdev,
385 ((6 << R300_MS_X3_SHIFT) |
386 (6 << R300_MS_Y3_SHIFT) |
387 (6 << R300_MS_X4_SHIFT) |
388 (6 << R300_MS_Y4_SHIFT) |
389 (6 << R300_MS_X5_SHIFT) |
390 (6 << R300_MS_Y5_SHIFT) |
391 (6 << R300_MSBD1_SHIFT)));
392 radeon_ring_write(rdev, PACKET0(R300_GA_ENHANCE, 0));
393 radeon_ring_write(rdev, R300_GA_DEADLOCK_CNTL | R300_GA_FASTSYNC_CNTL);
394 radeon_ring_write(rdev, PACKET0(R300_GA_POLY_MODE, 0));
395 radeon_ring_write(rdev,
396 R300_FRONT_PTYPE_TRIANGE | R300_BACK_PTYPE_TRIANGE);
397 radeon_ring_write(rdev, PACKET0(R300_GA_ROUND_MODE, 0));
398 radeon_ring_write(rdev,
399 R300_GEOMETRY_ROUND_NEAREST |
400 R300_COLOR_ROUND_NEAREST);
401 radeon_ring_unlock_commit(rdev);
402 }
403
404 void r300_errata(struct radeon_device *rdev)
405 {
406 rdev->pll_errata = 0;
407
408 if (rdev->family == CHIP_R300 &&
409 (RREG32(RADEON_CONFIG_CNTL) & RADEON_CFG_ATI_REV_ID_MASK) == RADEON_CFG_ATI_REV_A11) {
410 rdev->pll_errata |= CHIP_ERRATA_R300_CG;
411 }
412 }
413
414 int r300_mc_wait_for_idle(struct radeon_device *rdev)
415 {
416 unsigned i;
417 uint32_t tmp;
418
419 for (i = 0; i < rdev->usec_timeout; i++) {
420 /* read MC_STATUS */
421 tmp = RREG32(0x0150);
422 if (tmp & (1 << 4)) {
423 return 0;
424 }
425 DRM_UDELAY(1);
426 }
427 return -1;
428 }
429
430 void r300_gpu_init(struct radeon_device *rdev)
431 {
432 uint32_t gb_tile_config, tmp;
433
434 r100_hdp_reset(rdev);
435 /* FIXME: rv380 one pipes ? */
436 if ((rdev->family == CHIP_R300) || (rdev->family == CHIP_R350)) {
437 /* r300,r350 */
438 rdev->num_gb_pipes = 2;
439 } else {
440 /* rv350,rv370,rv380 */
441 rdev->num_gb_pipes = 1;
442 }
443 gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16);
444 switch (rdev->num_gb_pipes) {
445 case 2:
446 gb_tile_config |= R300_PIPE_COUNT_R300;
447 break;
448 case 3:
449 gb_tile_config |= R300_PIPE_COUNT_R420_3P;
450 break;
451 case 4:
452 gb_tile_config |= R300_PIPE_COUNT_R420;
453 break;
454 default:
455 case 1:
456 gb_tile_config |= R300_PIPE_COUNT_RV350;
457 break;
458 }
459 WREG32(R300_GB_TILE_CONFIG, gb_tile_config);
460
461 if (r100_gui_wait_for_idle(rdev)) {
462 printk(KERN_WARNING "Failed to wait GUI idle while "
463 "programming pipes. Bad things might happen.\n");
464 }
465
466 tmp = RREG32(0x170C);
467 WREG32(0x170C, tmp | (1 << 31));
468
469 WREG32(R300_RB2D_DSTCACHE_MODE,
470 R300_DC_AUTOFLUSH_ENABLE |
471 R300_DC_DC_DISABLE_IGNORE_PE);
472
473 if (r100_gui_wait_for_idle(rdev)) {
474 printk(KERN_WARNING "Failed to wait GUI idle while "
475 "programming pipes. Bad things might happen.\n");
476 }
477 if (r300_mc_wait_for_idle(rdev)) {
478 printk(KERN_WARNING "Failed to wait MC idle while "
479 "programming pipes. Bad things might happen.\n");
480 }
481 DRM_INFO("radeon: %d pipes initialized.\n", rdev->num_gb_pipes);
482 }
483
484 int r300_ga_reset(struct radeon_device *rdev)
485 {
486 uint32_t tmp;
487 bool reinit_cp;
488 int i;
489
490 reinit_cp = rdev->cp.ready;
491 rdev->cp.ready = false;
492 for (i = 0; i < rdev->usec_timeout; i++) {
493 WREG32(RADEON_CP_CSQ_MODE, 0);
494 WREG32(RADEON_CP_CSQ_CNTL, 0);
495 WREG32(RADEON_RBBM_SOFT_RESET, 0x32005);
496 (void)RREG32(RADEON_RBBM_SOFT_RESET);
497 udelay(200);
498 WREG32(RADEON_RBBM_SOFT_RESET, 0);
499 /* Wait to prevent race in RBBM_STATUS */
500 mdelay(1);
501 tmp = RREG32(RADEON_RBBM_STATUS);
502 if (tmp & ((1 << 20) | (1 << 26))) {
503 DRM_ERROR("VAP & CP still busy (RBBM_STATUS=0x%08X)", tmp);
504 /* GA still busy soft reset it */
505 WREG32(0x429C, 0x200);
506 WREG32(R300_VAP_PVS_STATE_FLUSH_REG, 0);
507 WREG32(0x43E0, 0);
508 WREG32(0x43E4, 0);
509 WREG32(0x24AC, 0);
510 }
511 /* Wait to prevent race in RBBM_STATUS */
512 mdelay(1);
513 tmp = RREG32(RADEON_RBBM_STATUS);
514 if (!(tmp & ((1 << 20) | (1 << 26)))) {
515 break;
516 }
517 }
518 for (i = 0; i < rdev->usec_timeout; i++) {
519 tmp = RREG32(RADEON_RBBM_STATUS);
520 if (!(tmp & ((1 << 20) | (1 << 26)))) {
521 DRM_INFO("GA reset succeed (RBBM_STATUS=0x%08X)\n",
522 tmp);
523 if (reinit_cp) {
524 return r100_cp_init(rdev, rdev->cp.ring_size);
525 }
526 return 0;
527 }
528 DRM_UDELAY(1);
529 }
530 tmp = RREG32(RADEON_RBBM_STATUS);
531 DRM_ERROR("Failed to reset GA ! (RBBM_STATUS=0x%08X)\n", tmp);
532 return -1;
533 }
534
535 int r300_gpu_reset(struct radeon_device *rdev)
536 {
537 uint32_t status;
538
539 /* reset order likely matter */
540 status = RREG32(RADEON_RBBM_STATUS);
541 /* reset HDP */
542 r100_hdp_reset(rdev);
543 /* reset rb2d */
544 if (status & ((1 << 17) | (1 << 18) | (1 << 27))) {
545 r100_rb2d_reset(rdev);
546 }
547 /* reset GA */
548 if (status & ((1 << 20) | (1 << 26))) {
549 r300_ga_reset(rdev);
550 }
551 /* reset CP */
552 status = RREG32(RADEON_RBBM_STATUS);
553 if (status & (1 << 16)) {
554 r100_cp_reset(rdev);
555 }
556 /* Check if GPU is idle */
557 status = RREG32(RADEON_RBBM_STATUS);
558 if (status & (1 << 31)) {
559 DRM_ERROR("Failed to reset GPU (RBBM_STATUS=0x%08X)\n", status);
560 return -1;
561 }
562 DRM_INFO("GPU reset succeed (RBBM_STATUS=0x%08X)\n", status);
563 return 0;
564 }
565
566
567 /*
568 * r300,r350,rv350,rv380 VRAM info
569 */
570 void r300_vram_info(struct radeon_device *rdev)
571 {
572 uint32_t tmp;
573
574 /* DDR for all card after R300 & IGP */
575 rdev->mc.vram_is_ddr = true;
576 tmp = RREG32(RADEON_MEM_CNTL);
577 if (tmp & R300_MEM_NUM_CHANNELS_MASK) {
578 rdev->mc.vram_width = 128;
579 } else {
580 rdev->mc.vram_width = 64;
581 }
582 rdev->mc.vram_size = RREG32(RADEON_CONFIG_MEMSIZE);
583
584 rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0);
585 rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0);
586 }
587
588
589 /*
590 * Indirect registers accessor
591 */
592 uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg)
593 {
594 uint32_t r;
595
596 WREG8(RADEON_PCIE_INDEX, ((reg) & 0xff));
597 (void)RREG32(RADEON_PCIE_INDEX);
598 r = RREG32(RADEON_PCIE_DATA);
599 return r;
600 }
601
602 void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
603 {
604 WREG8(RADEON_PCIE_INDEX, ((reg) & 0xff));
605 (void)RREG32(RADEON_PCIE_INDEX);
606 WREG32(RADEON_PCIE_DATA, (v));
607 (void)RREG32(RADEON_PCIE_DATA);
608 }
609
610 /*
611 * PCIE Lanes
612 */
613
614 void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes)
615 {
616 uint32_t link_width_cntl, mask;
617
618 if (rdev->flags & RADEON_IS_IGP)
619 return;
620
621 if (!(rdev->flags & RADEON_IS_PCIE))
622 return;
623
624 /* FIXME wait for idle */
625
626 switch (lanes) {
627 case 0:
628 mask = RADEON_PCIE_LC_LINK_WIDTH_X0;
629 break;
630 case 1:
631 mask = RADEON_PCIE_LC_LINK_WIDTH_X1;
632 break;
633 case 2:
634 mask = RADEON_PCIE_LC_LINK_WIDTH_X2;
635 break;
636 case 4:
637 mask = RADEON_PCIE_LC_LINK_WIDTH_X4;
638 break;
639 case 8:
640 mask = RADEON_PCIE_LC_LINK_WIDTH_X8;
641 break;
642 case 12:
643 mask = RADEON_PCIE_LC_LINK_WIDTH_X12;
644 break;
645 case 16:
646 default:
647 mask = RADEON_PCIE_LC_LINK_WIDTH_X16;
648 break;
649 }
650
651 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
652
653 if ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) ==
654 (mask << RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT))
655 return;
656
657 link_width_cntl &= ~(RADEON_PCIE_LC_LINK_WIDTH_MASK |
658 RADEON_PCIE_LC_RECONFIG_NOW |
659 RADEON_PCIE_LC_RECONFIG_LATER |
660 RADEON_PCIE_LC_SHORT_RECONFIG_EN);
661 link_width_cntl |= mask;
662 WREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
663 WREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL, (link_width_cntl |
664 RADEON_PCIE_LC_RECONFIG_NOW));
665
666 /* wait for lane set to complete */
667 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
668 while (link_width_cntl == 0xffffffff)
669 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
670
671 }
672
673
674 /*
675 * Debugfs info
676 */
677 #if defined(CONFIG_DEBUG_FS)
678 static int rv370_debugfs_pcie_gart_info(struct seq_file *m, void *data)
679 {
680 struct drm_info_node *node = (struct drm_info_node *) m->private;
681 struct drm_device *dev = node->minor->dev;
682 struct radeon_device *rdev = dev->dev_private;
683 uint32_t tmp;
684
685 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
686 seq_printf(m, "PCIE_TX_GART_CNTL 0x%08x\n", tmp);
687 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_BASE);
688 seq_printf(m, "PCIE_TX_GART_BASE 0x%08x\n", tmp);
689 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_START_LO);
690 seq_printf(m, "PCIE_TX_GART_START_LO 0x%08x\n", tmp);
691 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_START_HI);
692 seq_printf(m, "PCIE_TX_GART_START_HI 0x%08x\n", tmp);
693 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_END_LO);
694 seq_printf(m, "PCIE_TX_GART_END_LO 0x%08x\n", tmp);
695 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_END_HI);
696 seq_printf(m, "PCIE_TX_GART_END_HI 0x%08x\n", tmp);
697 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_ERROR);
698 seq_printf(m, "PCIE_TX_GART_ERROR 0x%08x\n", tmp);
699 return 0;
700 }
701
702 static struct drm_info_list rv370_pcie_gart_info_list[] = {
703 {"rv370_pcie_gart_info", rv370_debugfs_pcie_gart_info, 0, NULL},
704 };
705 #endif
706
707 int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
708 {
709 #if defined(CONFIG_DEBUG_FS)
710 return radeon_debugfs_add_files(rdev, rv370_pcie_gart_info_list, 1);
711 #else
712 return 0;
713 #endif
714 }
715
716
717 /*
718 * CS functions
719 */
720 struct r300_cs_track_cb {
721 struct radeon_object *robj;
722 unsigned pitch;
723 unsigned cpp;
724 unsigned offset;
725 };
726
727 struct r300_cs_track_array {
728 struct radeon_object *robj;
729 unsigned esize;
730 };
731
732 struct r300_cs_track_texture {
733 struct radeon_object *robj;
734 unsigned pitch;
735 unsigned width;
736 unsigned height;
737 unsigned num_levels;
738 unsigned cpp;
739 unsigned tex_coord_type;
740 unsigned txdepth;
741 unsigned width_11;
742 unsigned height_11;
743 bool use_pitch;
744 bool enabled;
745 bool roundup_w;
746 bool roundup_h;
747 };
748
749 struct r300_cs_track {
750 unsigned num_cb;
751 unsigned maxy;
752 unsigned vtx_size;
753 unsigned vap_vf_cntl;
754 unsigned immd_dwords;
755 unsigned num_arrays;
756 unsigned max_indx;
757 struct r300_cs_track_array arrays[11];
758 struct r300_cs_track_cb cb[4];
759 struct r300_cs_track_cb zb;
760 struct r300_cs_track_texture textures[16];
761 bool z_enabled;
762 };
763
764 static inline void r300_cs_track_texture_print(struct r300_cs_track_texture *t)
765 {
766 DRM_ERROR("pitch %d\n", t->pitch);
767 DRM_ERROR("width %d\n", t->width);
768 DRM_ERROR("height %d\n", t->height);
769 DRM_ERROR("num levels %d\n", t->num_levels);
770 DRM_ERROR("depth %d\n", t->txdepth);
771 DRM_ERROR("bpp %d\n", t->cpp);
772 DRM_ERROR("coordinate type %d\n", t->tex_coord_type);
773 DRM_ERROR("width round to power of 2 %d\n", t->roundup_w);
774 DRM_ERROR("height round to power of 2 %d\n", t->roundup_h);
775 }
776
777 static inline int r300_cs_track_texture_check(struct radeon_device *rdev,
778 struct r300_cs_track *track)
779 {
780 struct radeon_object *robj;
781 unsigned long size;
782 unsigned u, i, w, h;
783
784 for (u = 0; u < 16; u++) {
785 if (!track->textures[u].enabled)
786 continue;
787 robj = track->textures[u].robj;
788 if (robj == NULL) {
789 DRM_ERROR("No texture bound to unit %u\n", u);
790 return -EINVAL;
791 }
792 size = 0;
793 for (i = 0; i <= track->textures[u].num_levels; i++) {
794 if (track->textures[u].use_pitch) {
795 w = track->textures[u].pitch / (1 << i);
796 } else {
797 w = track->textures[u].width / (1 << i);
798 if (rdev->family >= CHIP_RV515)
799 w |= track->textures[u].width_11;
800 if (track->textures[u].roundup_w)
801 w = roundup_pow_of_two(w);
802 }
803 h = track->textures[u].height / (1 << i);
804 if (rdev->family >= CHIP_RV515)
805 h |= track->textures[u].height_11;
806 if (track->textures[u].roundup_h)
807 h = roundup_pow_of_two(h);
808 size += w * h;
809 }
810 size *= track->textures[u].cpp;
811 switch (track->textures[u].tex_coord_type) {
812 case 0:
813 break;
814 case 1:
815 size *= (1 << track->textures[u].txdepth);
816 break;
817 case 2:
818 size *= 6;
819 break;
820 default:
821 DRM_ERROR("Invalid texture coordinate type %u for unit "
822 "%u\n", track->textures[u].tex_coord_type, u);
823 return -EINVAL;
824 }
825 if (size > radeon_object_size(robj)) {
826 DRM_ERROR("Texture of unit %u needs %lu bytes but is "
827 "%lu\n", u, size, radeon_object_size(robj));
828 r300_cs_track_texture_print(&track->textures[u]);
829 return -EINVAL;
830 }
831 }
832 return 0;
833 }
834
835 int r300_cs_track_check(struct radeon_device *rdev, struct r300_cs_track *track)
836 {
837 unsigned i;
838 unsigned long size;
839 unsigned prim_walk;
840 unsigned nverts;
841
842 for (i = 0; i < track->num_cb; i++) {
843 if (track->cb[i].robj == NULL) {
844 DRM_ERROR("[drm] No buffer for color buffer %d !\n", i);
845 return -EINVAL;
846 }
847 size = track->cb[i].pitch * track->cb[i].cpp * track->maxy;
848 size += track->cb[i].offset;
849 if (size > radeon_object_size(track->cb[i].robj)) {
850 DRM_ERROR("[drm] Buffer too small for color buffer %d "
851 "(need %lu have %lu) !\n", i, size,
852 radeon_object_size(track->cb[i].robj));
853 DRM_ERROR("[drm] color buffer %d (%u %u %u %u)\n",
854 i, track->cb[i].pitch, track->cb[i].cpp,
855 track->cb[i].offset, track->maxy);
856 return -EINVAL;
857 }
858 }
859 if (track->z_enabled) {
860 if (track->zb.robj == NULL) {
861 DRM_ERROR("[drm] No buffer for z buffer !\n");
862 return -EINVAL;
863 }
864 size = track->zb.pitch * track->zb.cpp * track->maxy;
865 size += track->zb.offset;
866 if (size > radeon_object_size(track->zb.robj)) {
867 DRM_ERROR("[drm] Buffer too small for z buffer "
868 "(need %lu have %lu) !\n", size,
869 radeon_object_size(track->zb.robj));
870 return -EINVAL;
871 }
872 }
873 prim_walk = (track->vap_vf_cntl >> 4) & 0x3;
874 nverts = (track->vap_vf_cntl >> 16) & 0xFFFF;
875 switch (prim_walk) {
876 case 1:
877 for (i = 0; i < track->num_arrays; i++) {
878 size = track->arrays[i].esize * track->max_indx * 4;
879 if (track->arrays[i].robj == NULL) {
880 DRM_ERROR("(PW %u) Vertex array %u no buffer "
881 "bound\n", prim_walk, i);
882 return -EINVAL;
883 }
884 if (size > radeon_object_size(track->arrays[i].robj)) {
885 DRM_ERROR("(PW %u) Vertex array %u need %lu dwords "
886 "have %lu dwords\n", prim_walk, i,
887 size >> 2,
888 radeon_object_size(track->arrays[i].robj) >> 2);
889 DRM_ERROR("Max indices %u\n", track->max_indx);
890 return -EINVAL;
891 }
892 }
893 break;
894 case 2:
895 for (i = 0; i < track->num_arrays; i++) {
896 size = track->arrays[i].esize * (nverts - 1) * 4;
897 if (track->arrays[i].robj == NULL) {
898 DRM_ERROR("(PW %u) Vertex array %u no buffer "
899 "bound\n", prim_walk, i);
900 return -EINVAL;
901 }
902 if (size > radeon_object_size(track->arrays[i].robj)) {
903 DRM_ERROR("(PW %u) Vertex array %u need %lu dwords "
904 "have %lu dwords\n", prim_walk, i, size >> 2,
905 radeon_object_size(track->arrays[i].robj) >> 2);
906 return -EINVAL;
907 }
908 }
909 break;
910 case 3:
911 size = track->vtx_size * nverts;
912 if (size != track->immd_dwords) {
913 DRM_ERROR("IMMD draw %u dwors but needs %lu dwords\n",
914 track->immd_dwords, size);
915 DRM_ERROR("VAP_VF_CNTL.NUM_VERTICES %u, VTX_SIZE %u\n",
916 nverts, track->vtx_size);
917 return -EINVAL;
918 }
919 break;
920 default:
921 DRM_ERROR("[drm] Invalid primitive walk %d for VAP_VF_CNTL\n",
922 prim_walk);
923 return -EINVAL;
924 }
925 return r300_cs_track_texture_check(rdev, track);
926 }
927
928 static inline void r300_cs_track_clear(struct r300_cs_track *track)
929 {
930 unsigned i;
931
932 track->num_cb = 4;
933 track->maxy = 4096;
934 for (i = 0; i < track->num_cb; i++) {
935 track->cb[i].robj = NULL;
936 track->cb[i].pitch = 8192;
937 track->cb[i].cpp = 16;
938 track->cb[i].offset = 0;
939 }
940 track->z_enabled = true;
941 track->zb.robj = NULL;
942 track->zb.pitch = 8192;
943 track->zb.cpp = 4;
944 track->zb.offset = 0;
945 track->vtx_size = 0x7F;
946 track->immd_dwords = 0xFFFFFFFFUL;
947 track->num_arrays = 11;
948 track->max_indx = 0x00FFFFFFUL;
949 for (i = 0; i < track->num_arrays; i++) {
950 track->arrays[i].robj = NULL;
951 track->arrays[i].esize = 0x7F;
952 }
953 for (i = 0; i < 16; i++) {
954 track->textures[i].pitch = 16536;
955 track->textures[i].width = 16536;
956 track->textures[i].height = 16536;
957 track->textures[i].width_11 = 1 << 11;
958 track->textures[i].height_11 = 1 << 11;
959 track->textures[i].num_levels = 12;
960 track->textures[i].txdepth = 16;
961 track->textures[i].cpp = 64;
962 track->textures[i].tex_coord_type = 1;
963 track->textures[i].robj = NULL;
964 /* CS IB emission code makes sure texture unit are disabled */
965 track->textures[i].enabled = false;
966 track->textures[i].roundup_w = true;
967 track->textures[i].roundup_h = true;
968 }
969 }
970
971 static const unsigned r300_reg_safe_bm[159] = {
972 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
973 0xFFFFFFBF, 0xFFFFFFFF, 0xFFFFFFBF, 0xFFFFFFFF,
974 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
975 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
976 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
977 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
978 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
979 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
980 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
981 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
982 0x17FF1FFF, 0xFFFFFFFC, 0xFFFFFFFF, 0xFF30FFBF,
983 0xFFFFFFF8, 0xC3E6FFFF, 0xFFFFF6DF, 0xFFFFFFFF,
984 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
985 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
986 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF03F,
987 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
988 0xFFFFFFFF, 0xFFFFEFCE, 0xF00EBFFF, 0x007C0000,
989 0xF0000078, 0xFF000009, 0xFFFFFFFF, 0xFFFFFFFF,
990 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
991 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
992 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
993 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
994 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
995 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
996 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
997 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
998 0xFFFFF7FF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
999 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
1000 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
1001 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
1002 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
1003 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
1004 0xFFFFFC78, 0xFFFFFFFF, 0xFFFFFFFE, 0xFFFFFFFF,
1005 0x38FF8F50, 0xFFF88082, 0xF000000C, 0xFAE009FF,
1006 0x0000FFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000,
1007 0x00000000, 0x0000C100, 0x00000000, 0x00000000,
1008 0x00000000, 0x00000000, 0x00000000, 0x00000000,
1009 0x00000000, 0xFFFF0000, 0xFFFFFFFF, 0xFF80FFFF,
1010 0x00000000, 0x00000000, 0x00000000, 0x00000000,
1011 0x0003FC01, 0xFFFFFFF8, 0xFE800B19,
1012 };
1013
1014 static int r300_packet0_check(struct radeon_cs_parser *p,
1015 struct radeon_cs_packet *pkt,
1016 unsigned idx, unsigned reg)
1017 {
1018 struct radeon_cs_chunk *ib_chunk;
1019 struct radeon_cs_reloc *reloc;
1020 struct r300_cs_track *track;
1021 volatile uint32_t *ib;
1022 uint32_t tmp;
1023 unsigned i;
1024 int r;
1025
1026 ib = p->ib->ptr;
1027 ib_chunk = &p->chunks[p->chunk_ib_idx];
1028 track = (struct r300_cs_track*)p->track;
1029 switch(reg) {
1030 case RADEON_DST_PITCH_OFFSET:
1031 case RADEON_SRC_PITCH_OFFSET:
1032 r = r100_cs_packet_next_reloc(p, &reloc);
1033 if (r) {
1034 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1035 idx, reg);
1036 r100_cs_dump_packet(p, pkt);
1037 return r;
1038 }
1039 tmp = ib_chunk->kdata[idx] & 0x003fffff;
1040 tmp += (((u32)reloc->lobj.gpu_offset) >> 10);
1041 ib[idx] = (ib_chunk->kdata[idx] & 0xffc00000) | tmp;
1042 break;
1043 case R300_RB3D_COLOROFFSET0:
1044 case R300_RB3D_COLOROFFSET1:
1045 case R300_RB3D_COLOROFFSET2:
1046 case R300_RB3D_COLOROFFSET3:
1047 i = (reg - R300_RB3D_COLOROFFSET0) >> 2;
1048 r = r100_cs_packet_next_reloc(p, &reloc);
1049 if (r) {
1050 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1051 idx, reg);
1052 r100_cs_dump_packet(p, pkt);
1053 return r;
1054 }
1055 track->cb[i].robj = reloc->robj;
1056 track->cb[i].offset = ib_chunk->kdata[idx];
1057 ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
1058 break;
1059 case R300_ZB_DEPTHOFFSET:
1060 r = r100_cs_packet_next_reloc(p, &reloc);
1061 if (r) {
1062 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1063 idx, reg);
1064 r100_cs_dump_packet(p, pkt);
1065 return r;
1066 }
1067 track->zb.robj = reloc->robj;
1068 track->zb.offset = ib_chunk->kdata[idx];
1069 ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
1070 break;
1071 case R300_TX_OFFSET_0:
1072 case R300_TX_OFFSET_0+4:
1073 case R300_TX_OFFSET_0+8:
1074 case R300_TX_OFFSET_0+12:
1075 case R300_TX_OFFSET_0+16:
1076 case R300_TX_OFFSET_0+20:
1077 case R300_TX_OFFSET_0+24:
1078 case R300_TX_OFFSET_0+28:
1079 case R300_TX_OFFSET_0+32:
1080 case R300_TX_OFFSET_0+36:
1081 case R300_TX_OFFSET_0+40:
1082 case R300_TX_OFFSET_0+44:
1083 case R300_TX_OFFSET_0+48:
1084 case R300_TX_OFFSET_0+52:
1085 case R300_TX_OFFSET_0+56:
1086 case R300_TX_OFFSET_0+60:
1087 i = (reg - R300_TX_OFFSET_0) >> 2;
1088 r = r100_cs_packet_next_reloc(p, &reloc);
1089 if (r) {
1090 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1091 idx, reg);
1092 r100_cs_dump_packet(p, pkt);
1093 return r;
1094 }
1095 ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
1096 track->textures[i].robj = reloc->robj;
1097 break;
1098 /* Tracked registers */
1099 case 0x2084:
1100 /* VAP_VF_CNTL */
1101 track->vap_vf_cntl = ib_chunk->kdata[idx];
1102 break;
1103 case 0x20B4:
1104 /* VAP_VTX_SIZE */
1105 track->vtx_size = ib_chunk->kdata[idx] & 0x7F;
1106 break;
1107 case 0x2134:
1108 /* VAP_VF_MAX_VTX_INDX */
1109 track->max_indx = ib_chunk->kdata[idx] & 0x00FFFFFFUL;
1110 break;
1111 case 0x43E4:
1112 /* SC_SCISSOR1 */
1113 track->maxy = ((ib_chunk->kdata[idx] >> 13) & 0x1FFF) + 1;
1114 if (p->rdev->family < CHIP_RV515) {
1115 track->maxy -= 1440;
1116 }
1117 break;
1118 case 0x4E00:
1119 /* RB3D_CCTL */
1120 track->num_cb = ((ib_chunk->kdata[idx] >> 5) & 0x3) + 1;
1121 break;
1122 case 0x4E38:
1123 case 0x4E3C:
1124 case 0x4E40:
1125 case 0x4E44:
1126 /* RB3D_COLORPITCH0 */
1127 /* RB3D_COLORPITCH1 */
1128 /* RB3D_COLORPITCH2 */
1129 /* RB3D_COLORPITCH3 */
1130 i = (reg - 0x4E38) >> 2;
1131 track->cb[i].pitch = ib_chunk->kdata[idx] & 0x3FFE;
1132 switch (((ib_chunk->kdata[idx] >> 21) & 0xF)) {
1133 case 9:
1134 case 11:
1135 case 12:
1136 track->cb[i].cpp = 1;
1137 break;
1138 case 3:
1139 case 4:
1140 case 13:
1141 case 15:
1142 track->cb[i].cpp = 2;
1143 break;
1144 case 6:
1145 track->cb[i].cpp = 4;
1146 break;
1147 case 10:
1148 track->cb[i].cpp = 8;
1149 break;
1150 case 7:
1151 track->cb[i].cpp = 16;
1152 break;
1153 default:
1154 DRM_ERROR("Invalid color buffer format (%d) !\n",
1155 ((ib_chunk->kdata[idx] >> 21) & 0xF));
1156 return -EINVAL;
1157 }
1158 break;
1159 case 0x4F00:
1160 /* ZB_CNTL */
1161 if (ib_chunk->kdata[idx] & 2) {
1162 track->z_enabled = true;
1163 } else {
1164 track->z_enabled = false;
1165 }
1166 break;
1167 case 0x4F10:
1168 /* ZB_FORMAT */
1169 switch ((ib_chunk->kdata[idx] & 0xF)) {
1170 case 0:
1171 case 1:
1172 track->zb.cpp = 2;
1173 break;
1174 case 2:
1175 track->zb.cpp = 4;
1176 break;
1177 default:
1178 DRM_ERROR("Invalid z buffer format (%d) !\n",
1179 (ib_chunk->kdata[idx] & 0xF));
1180 return -EINVAL;
1181 }
1182 break;
1183 case 0x4F24:
1184 /* ZB_DEPTHPITCH */
1185 track->zb.pitch = ib_chunk->kdata[idx] & 0x3FFC;
1186 break;
1187 case 0x4104:
1188 for (i = 0; i < 16; i++) {
1189 bool enabled;
1190
1191 enabled = !!(ib_chunk->kdata[idx] & (1 << i));
1192 track->textures[i].enabled = enabled;
1193 }
1194 break;
1195 case 0x44C0:
1196 case 0x44C4:
1197 case 0x44C8:
1198 case 0x44CC:
1199 case 0x44D0:
1200 case 0x44D4:
1201 case 0x44D8:
1202 case 0x44DC:
1203 case 0x44E0:
1204 case 0x44E4:
1205 case 0x44E8:
1206 case 0x44EC:
1207 case 0x44F0:
1208 case 0x44F4:
1209 case 0x44F8:
1210 case 0x44FC:
1211 /* TX_FORMAT1_[0-15] */
1212 i = (reg - 0x44C0) >> 2;
1213 tmp = (ib_chunk->kdata[idx] >> 25) & 0x3;
1214 track->textures[i].tex_coord_type = tmp;
1215 switch ((ib_chunk->kdata[idx] & 0x1F)) {
1216 case 0:
1217 case 2:
1218 case 5:
1219 case 18:
1220 case 20:
1221 case 21:
1222 track->textures[i].cpp = 1;
1223 break;
1224 case 1:
1225 case 3:
1226 case 6:
1227 case 7:
1228 case 10:
1229 case 11:
1230 case 19:
1231 case 22:
1232 case 24:
1233 track->textures[i].cpp = 2;
1234 break;
1235 case 4:
1236 case 8:
1237 case 9:
1238 case 12:
1239 case 13:
1240 case 23:
1241 case 25:
1242 case 27:
1243 case 30:
1244 track->textures[i].cpp = 4;
1245 break;
1246 case 14:
1247 case 26:
1248 case 28:
1249 track->textures[i].cpp = 8;
1250 break;
1251 case 29:
1252 track->textures[i].cpp = 16;
1253 break;
1254 default:
1255 DRM_ERROR("Invalid texture format %u\n",
1256 (ib_chunk->kdata[idx] & 0x1F));
1257 return -EINVAL;
1258 break;
1259 }
1260 break;
1261 case 0x4400:
1262 case 0x4404:
1263 case 0x4408:
1264 case 0x440C:
1265 case 0x4410:
1266 case 0x4414:
1267 case 0x4418:
1268 case 0x441C:
1269 case 0x4420:
1270 case 0x4424:
1271 case 0x4428:
1272 case 0x442C:
1273 case 0x4430:
1274 case 0x4434:
1275 case 0x4438:
1276 case 0x443C:
1277 /* TX_FILTER0_[0-15] */
1278 i = (reg - 0x4400) >> 2;
1279 tmp = ib_chunk->kdata[idx] & 0x7;;
1280 if (tmp == 2 || tmp == 4 || tmp == 6) {
1281 track->textures[i].roundup_w = false;
1282 }
1283 tmp = (ib_chunk->kdata[idx] >> 3) & 0x7;;
1284 if (tmp == 2 || tmp == 4 || tmp == 6) {
1285 track->textures[i].roundup_h = false;
1286 }
1287 break;
1288 case 0x4500:
1289 case 0x4504:
1290 case 0x4508:
1291 case 0x450C:
1292 case 0x4510:
1293 case 0x4514:
1294 case 0x4518:
1295 case 0x451C:
1296 case 0x4520:
1297 case 0x4524:
1298 case 0x4528:
1299 case 0x452C:
1300 case 0x4530:
1301 case 0x4534:
1302 case 0x4538:
1303 case 0x453C:
1304 /* TX_FORMAT2_[0-15] */
1305 i = (reg - 0x4500) >> 2;
1306 tmp = ib_chunk->kdata[idx] & 0x3FFF;
1307 track->textures[i].pitch = tmp + 1;
1308 if (p->rdev->family >= CHIP_RV515) {
1309 tmp = ((ib_chunk->kdata[idx] >> 15) & 1) << 11;
1310 track->textures[i].width_11 = tmp;
1311 tmp = ((ib_chunk->kdata[idx] >> 16) & 1) << 11;
1312 track->textures[i].height_11 = tmp;
1313 }
1314 break;
1315 case 0x4480:
1316 case 0x4484:
1317 case 0x4488:
1318 case 0x448C:
1319 case 0x4490:
1320 case 0x4494:
1321 case 0x4498:
1322 case 0x449C:
1323 case 0x44A0:
1324 case 0x44A4:
1325 case 0x44A8:
1326 case 0x44AC:
1327 case 0x44B0:
1328 case 0x44B4:
1329 case 0x44B8:
1330 case 0x44BC:
1331 /* TX_FORMAT0_[0-15] */
1332 i = (reg - 0x4480) >> 2;
1333 tmp = ib_chunk->kdata[idx] & 0x7FF;
1334 track->textures[i].width = tmp + 1;
1335 tmp = (ib_chunk->kdata[idx] >> 11) & 0x7FF;
1336 track->textures[i].height = tmp + 1;
1337 tmp = (ib_chunk->kdata[idx] >> 26) & 0xF;
1338 track->textures[i].num_levels = tmp;
1339 tmp = ib_chunk->kdata[idx] & (1 << 31);
1340 track->textures[i].use_pitch = !!tmp;
1341 tmp = (ib_chunk->kdata[idx] >> 22) & 0xF;
1342 track->textures[i].txdepth = tmp;
1343 break;
1344 default:
1345 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
1346 reg, idx);
1347 return -EINVAL;
1348 }
1349 return 0;
1350 }
1351
1352 static int r300_packet3_check(struct radeon_cs_parser *p,
1353 struct radeon_cs_packet *pkt)
1354 {
1355 struct radeon_cs_chunk *ib_chunk;
1356 struct radeon_cs_reloc *reloc;
1357 struct r300_cs_track *track;
1358 volatile uint32_t *ib;
1359 unsigned idx;
1360 unsigned i, c;
1361 int r;
1362
1363 ib = p->ib->ptr;
1364 ib_chunk = &p->chunks[p->chunk_ib_idx];
1365 idx = pkt->idx + 1;
1366 track = (struct r300_cs_track*)p->track;
1367 switch(pkt->opcode) {
1368 case PACKET3_3D_LOAD_VBPNTR:
1369 c = ib_chunk->kdata[idx++] & 0x1F;
1370 track->num_arrays = c;
1371 for (i = 0; i < (c - 1); i+=2, idx+=3) {
1372 r = r100_cs_packet_next_reloc(p, &reloc);
1373 if (r) {
1374 DRM_ERROR("No reloc for packet3 %d\n",
1375 pkt->opcode);
1376 r100_cs_dump_packet(p, pkt);
1377 return r;
1378 }
1379 ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
1380 track->arrays[i + 0].robj = reloc->robj;
1381 track->arrays[i + 0].esize = ib_chunk->kdata[idx] >> 8;
1382 track->arrays[i + 0].esize &= 0x7F;
1383 r = r100_cs_packet_next_reloc(p, &reloc);
1384 if (r) {
1385 DRM_ERROR("No reloc for packet3 %d\n",
1386 pkt->opcode);
1387 r100_cs_dump_packet(p, pkt);
1388 return r;
1389 }
1390 ib[idx+2] = ib_chunk->kdata[idx+2] + ((u32)reloc->lobj.gpu_offset);
1391 track->arrays[i + 1].robj = reloc->robj;
1392 track->arrays[i + 1].esize = ib_chunk->kdata[idx] >> 24;
1393 track->arrays[i + 1].esize &= 0x7F;
1394 }
1395 if (c & 1) {
1396 r = r100_cs_packet_next_reloc(p, &reloc);
1397 if (r) {
1398 DRM_ERROR("No reloc for packet3 %d\n",
1399 pkt->opcode);
1400 r100_cs_dump_packet(p, pkt);
1401 return r;
1402 }
1403 ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
1404 track->arrays[i + 0].robj = reloc->robj;
1405 track->arrays[i + 0].esize = ib_chunk->kdata[idx] >> 8;
1406 track->arrays[i + 0].esize &= 0x7F;
1407 }
1408 break;
1409 case PACKET3_INDX_BUFFER:
1410 r = r100_cs_packet_next_reloc(p, &reloc);
1411 if (r) {
1412 DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode);
1413 r100_cs_dump_packet(p, pkt);
1414 return r;
1415 }
1416 ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
1417 r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj);
1418 if (r) {
1419 return r;
1420 }
1421 break;
1422 /* Draw packet */
1423 case PACKET3_3D_DRAW_IMMD:
1424 /* Number of dwords is vtx_size * (num_vertices - 1)
1425 * PRIM_WALK must be equal to 3 vertex data in embedded
1426 * in cmd stream */
1427 if (((ib_chunk->kdata[idx+1] >> 4) & 0x3) != 3) {
1428 DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
1429 return -EINVAL;
1430 }
1431 track->vap_vf_cntl = ib_chunk->kdata[idx+1];
1432 track->immd_dwords = pkt->count - 1;
1433 r = r300_cs_track_check(p->rdev, track);
1434 if (r) {
1435 return r;
1436 }
1437 break;
1438 case PACKET3_3D_DRAW_IMMD_2:
1439 /* Number of dwords is vtx_size * (num_vertices - 1)
1440 * PRIM_WALK must be equal to 3 vertex data in embedded
1441 * in cmd stream */
1442 if (((ib_chunk->kdata[idx] >> 4) & 0x3) != 3) {
1443 DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
1444 return -EINVAL;
1445 }
1446 track->vap_vf_cntl = ib_chunk->kdata[idx];
1447 track->immd_dwords = pkt->count;
1448 r = r300_cs_track_check(p->rdev, track);
1449 if (r) {
1450 return r;
1451 }
1452 break;
1453 case PACKET3_3D_DRAW_VBUF:
1454 track->vap_vf_cntl = ib_chunk->kdata[idx + 1];
1455 r = r300_cs_track_check(p->rdev, track);
1456 if (r) {
1457 return r;
1458 }
1459 break;
1460 case PACKET3_3D_DRAW_VBUF_2:
1461 track->vap_vf_cntl = ib_chunk->kdata[idx];
1462 r = r300_cs_track_check(p->rdev, track);
1463 if (r) {
1464 return r;
1465 }
1466 break;
1467 case PACKET3_3D_DRAW_INDX:
1468 track->vap_vf_cntl = ib_chunk->kdata[idx + 1];
1469 r = r300_cs_track_check(p->rdev, track);
1470 if (r) {
1471 return r;
1472 }
1473 break;
1474 case PACKET3_3D_DRAW_INDX_2:
1475 track->vap_vf_cntl = ib_chunk->kdata[idx];
1476 r = r300_cs_track_check(p->rdev, track);
1477 if (r) {
1478 return r;
1479 }
1480 break;
1481 case PACKET3_NOP:
1482 break;
1483 default:
1484 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode);
1485 return -EINVAL;
1486 }
1487 return 0;
1488 }
1489
1490 int r300_cs_parse(struct radeon_cs_parser *p)
1491 {
1492 struct radeon_cs_packet pkt;
1493 struct r300_cs_track track;
1494 int r;
1495
1496 r300_cs_track_clear(&track);
1497 p->track = &track;
1498 do {
1499 r = r100_cs_packet_parse(p, &pkt, p->idx);
1500 if (r) {
1501 return r;
1502 }
1503 p->idx += pkt.count + 2;
1504 switch (pkt.type) {
1505 case PACKET_TYPE0:
1506 r = r100_cs_parse_packet0(p, &pkt,
1507 p->rdev->config.r300.reg_safe_bm,
1508 p->rdev->config.r300.reg_safe_bm_size,
1509 &r300_packet0_check);
1510 break;
1511 case PACKET_TYPE2:
1512 break;
1513 case PACKET_TYPE3:
1514 r = r300_packet3_check(p, &pkt);
1515 break;
1516 default:
1517 DRM_ERROR("Unknown packet type %d !\n", pkt.type);
1518 return -EINVAL;
1519 }
1520 if (r) {
1521 return r;
1522 }
1523 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw);
1524 return 0;
1525 }
1526
1527 int r300_init(struct radeon_device *rdev)
1528 {
1529 rdev->config.r300.reg_safe_bm = r300_reg_safe_bm;
1530 rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r300_reg_safe_bm);
1531 return 0;
1532 }
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