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Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[deliverable/linux.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 #include "radeon_drm.h"
34 #include "radeon_share.h"
35
36 /* r300,r350,rv350,rv370,rv380 depends on : */
37 void r100_hdp_reset(struct radeon_device *rdev);
38 int r100_cp_reset(struct radeon_device *rdev);
39 int r100_rb2d_reset(struct radeon_device *rdev);
40 int r100_cp_init(struct radeon_device *rdev, unsigned ring_size);
41 int r100_pci_gart_enable(struct radeon_device *rdev);
42 void r100_pci_gart_disable(struct radeon_device *rdev);
43 void r100_mc_setup(struct radeon_device *rdev);
44 void r100_mc_disable_clients(struct radeon_device *rdev);
45 int r100_gui_wait_for_idle(struct radeon_device *rdev);
46 int r100_cs_packet_parse(struct radeon_cs_parser *p,
47 struct radeon_cs_packet *pkt,
48 unsigned idx);
49 int r100_cs_packet_parse_vline(struct radeon_cs_parser *p);
50 int r100_cs_packet_next_reloc(struct radeon_cs_parser *p,
51 struct radeon_cs_reloc **cs_reloc);
52 int r100_cs_parse_packet0(struct radeon_cs_parser *p,
53 struct radeon_cs_packet *pkt,
54 const unsigned *auth, unsigned n,
55 radeon_packet0_check_t check);
56 void r100_cs_dump_packet(struct radeon_cs_parser *p,
57 struct radeon_cs_packet *pkt);
58 int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p,
59 struct radeon_cs_packet *pkt,
60 struct radeon_object *robj);
61
62 /* This files gather functions specifics to:
63 * r300,r350,rv350,rv370,rv380
64 *
65 * Some of these functions might be used by newer ASICs.
66 */
67 void r300_gpu_init(struct radeon_device *rdev);
68 int r300_mc_wait_for_idle(struct radeon_device *rdev);
69 int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev);
70
71
72 /*
73 * rv370,rv380 PCIE GART
74 */
75 void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev)
76 {
77 uint32_t tmp;
78 int i;
79
80 /* Workaround HW bug do flush 2 times */
81 for (i = 0; i < 2; i++) {
82 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
83 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp | RADEON_PCIE_TX_GART_INVALIDATE_TLB);
84 (void)RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
85 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
86 }
87 mb();
88 }
89
90 int rv370_pcie_gart_enable(struct radeon_device *rdev)
91 {
92 uint32_t table_addr;
93 uint32_t tmp;
94 int r;
95
96 /* Initialize common gart structure */
97 r = radeon_gart_init(rdev);
98 if (r) {
99 return r;
100 }
101 r = rv370_debugfs_pcie_gart_info_init(rdev);
102 if (r) {
103 DRM_ERROR("Failed to register debugfs file for PCIE gart !\n");
104 }
105 rdev->gart.table_size = rdev->gart.num_gpu_pages * 4;
106 r = radeon_gart_table_vram_alloc(rdev);
107 if (r) {
108 return r;
109 }
110 /* discard memory request outside of configured range */
111 tmp = RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
112 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
113 WREG32_PCIE(RADEON_PCIE_TX_GART_START_LO, rdev->mc.gtt_location);
114 tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 4096;
115 WREG32_PCIE(RADEON_PCIE_TX_GART_END_LO, tmp);
116 WREG32_PCIE(RADEON_PCIE_TX_GART_START_HI, 0);
117 WREG32_PCIE(RADEON_PCIE_TX_GART_END_HI, 0);
118 table_addr = rdev->gart.table_addr;
119 WREG32_PCIE(RADEON_PCIE_TX_GART_BASE, table_addr);
120 /* FIXME: setup default page */
121 WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO, rdev->mc.vram_location);
122 WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_HI, 0);
123 /* Clear error */
124 WREG32_PCIE(0x18, 0);
125 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
126 tmp |= RADEON_PCIE_TX_GART_EN;
127 tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
128 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
129 rv370_pcie_gart_tlb_flush(rdev);
130 DRM_INFO("PCIE GART of %uM enabled (table at 0x%08X).\n",
131 rdev->mc.gtt_size >> 20, table_addr);
132 rdev->gart.ready = true;
133 return 0;
134 }
135
136 void rv370_pcie_gart_disable(struct radeon_device *rdev)
137 {
138 uint32_t tmp;
139
140 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
141 tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
142 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp & ~RADEON_PCIE_TX_GART_EN);
143 if (rdev->gart.table.vram.robj) {
144 radeon_object_kunmap(rdev->gart.table.vram.robj);
145 radeon_object_unpin(rdev->gart.table.vram.robj);
146 }
147 }
148
149 int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
150 {
151 void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
152
153 if (i < 0 || i > rdev->gart.num_gpu_pages) {
154 return -EINVAL;
155 }
156 addr = (lower_32_bits(addr) >> 8) |
157 ((upper_32_bits(addr) & 0xff) << 24) |
158 0xc;
159 /* on x86 we want this to be CPU endian, on powerpc
160 * on powerpc without HW swappers, it'll get swapped on way
161 * into VRAM - so no need for cpu_to_le32 on VRAM tables */
162 writel(addr, ((void __iomem *)ptr) + (i * 4));
163 return 0;
164 }
165
166 int r300_gart_enable(struct radeon_device *rdev)
167 {
168 #if __OS_HAS_AGP
169 if (rdev->flags & RADEON_IS_AGP) {
170 if (rdev->family > CHIP_RV350) {
171 rv370_pcie_gart_disable(rdev);
172 } else {
173 r100_pci_gart_disable(rdev);
174 }
175 return 0;
176 }
177 #endif
178 if (rdev->flags & RADEON_IS_PCIE) {
179 rdev->asic->gart_disable = &rv370_pcie_gart_disable;
180 rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush;
181 rdev->asic->gart_set_page = &rv370_pcie_gart_set_page;
182 return rv370_pcie_gart_enable(rdev);
183 }
184 return r100_pci_gart_enable(rdev);
185 }
186
187
188 /*
189 * MC
190 */
191 int r300_mc_init(struct radeon_device *rdev)
192 {
193 int r;
194
195 if (r100_debugfs_rbbm_init(rdev)) {
196 DRM_ERROR("Failed to register debugfs file for RBBM !\n");
197 }
198
199 r300_gpu_init(rdev);
200 r100_pci_gart_disable(rdev);
201 if (rdev->flags & RADEON_IS_PCIE) {
202 rv370_pcie_gart_disable(rdev);
203 }
204
205 /* Setup GPU memory space */
206 rdev->mc.vram_location = 0xFFFFFFFFUL;
207 rdev->mc.gtt_location = 0xFFFFFFFFUL;
208 if (rdev->flags & RADEON_IS_AGP) {
209 r = radeon_agp_init(rdev);
210 if (r) {
211 printk(KERN_WARNING "[drm] Disabling AGP\n");
212 rdev->flags &= ~RADEON_IS_AGP;
213 rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
214 } else {
215 rdev->mc.gtt_location = rdev->mc.agp_base;
216 }
217 }
218 r = radeon_mc_setup(rdev);
219 if (r) {
220 return r;
221 }
222
223 /* Program GPU memory space */
224 r100_mc_disable_clients(rdev);
225 if (r300_mc_wait_for_idle(rdev)) {
226 printk(KERN_WARNING "Failed to wait MC idle while "
227 "programming pipes. Bad things might happen.\n");
228 }
229 r100_mc_setup(rdev);
230 return 0;
231 }
232
233 void r300_mc_fini(struct radeon_device *rdev)
234 {
235 if (rdev->flags & RADEON_IS_PCIE) {
236 rv370_pcie_gart_disable(rdev);
237 radeon_gart_table_vram_free(rdev);
238 } else {
239 r100_pci_gart_disable(rdev);
240 radeon_gart_table_ram_free(rdev);
241 }
242 radeon_gart_fini(rdev);
243 }
244
245
246 /*
247 * Fence emission
248 */
249 void r300_fence_ring_emit(struct radeon_device *rdev,
250 struct radeon_fence *fence)
251 {
252 /* Who ever call radeon_fence_emit should call ring_lock and ask
253 * for enough space (today caller are ib schedule and buffer move) */
254 /* Write SC register so SC & US assert idle */
255 radeon_ring_write(rdev, PACKET0(0x43E0, 0));
256 radeon_ring_write(rdev, 0);
257 radeon_ring_write(rdev, PACKET0(0x43E4, 0));
258 radeon_ring_write(rdev, 0);
259 /* Flush 3D cache */
260 radeon_ring_write(rdev, PACKET0(0x4E4C, 0));
261 radeon_ring_write(rdev, (2 << 0));
262 radeon_ring_write(rdev, PACKET0(0x4F18, 0));
263 radeon_ring_write(rdev, (1 << 0));
264 /* Wait until IDLE & CLEAN */
265 radeon_ring_write(rdev, PACKET0(0x1720, 0));
266 radeon_ring_write(rdev, (1 << 17) | (1 << 16) | (1 << 9));
267 /* Emit fence sequence & fire IRQ */
268 radeon_ring_write(rdev, PACKET0(rdev->fence_drv.scratch_reg, 0));
269 radeon_ring_write(rdev, fence->seq);
270 radeon_ring_write(rdev, PACKET0(RADEON_GEN_INT_STATUS, 0));
271 radeon_ring_write(rdev, RADEON_SW_INT_FIRE);
272 }
273
274
275 /*
276 * Global GPU functions
277 */
278 int r300_copy_dma(struct radeon_device *rdev,
279 uint64_t src_offset,
280 uint64_t dst_offset,
281 unsigned num_pages,
282 struct radeon_fence *fence)
283 {
284 uint32_t size;
285 uint32_t cur_size;
286 int i, num_loops;
287 int r = 0;
288
289 /* radeon pitch is /64 */
290 size = num_pages << PAGE_SHIFT;
291 num_loops = DIV_ROUND_UP(size, 0x1FFFFF);
292 r = radeon_ring_lock(rdev, num_loops * 4 + 64);
293 if (r) {
294 DRM_ERROR("radeon: moving bo (%d).\n", r);
295 return r;
296 }
297 /* Must wait for 2D idle & clean before DMA or hangs might happen */
298 radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0 ));
299 radeon_ring_write(rdev, (1 << 16));
300 for (i = 0; i < num_loops; i++) {
301 cur_size = size;
302 if (cur_size > 0x1FFFFF) {
303 cur_size = 0x1FFFFF;
304 }
305 size -= cur_size;
306 radeon_ring_write(rdev, PACKET0(0x720, 2));
307 radeon_ring_write(rdev, src_offset);
308 radeon_ring_write(rdev, dst_offset);
309 radeon_ring_write(rdev, cur_size | (1 << 31) | (1 << 30));
310 src_offset += cur_size;
311 dst_offset += cur_size;
312 }
313 radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0));
314 radeon_ring_write(rdev, RADEON_WAIT_DMA_GUI_IDLE);
315 if (fence) {
316 r = radeon_fence_emit(rdev, fence);
317 }
318 radeon_ring_unlock_commit(rdev);
319 return r;
320 }
321
322 void r300_ring_start(struct radeon_device *rdev)
323 {
324 unsigned gb_tile_config;
325 int r;
326
327 /* Sub pixel 1/12 so we can have 4K rendering according to doc */
328 gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16);
329 switch(rdev->num_gb_pipes) {
330 case 2:
331 gb_tile_config |= R300_PIPE_COUNT_R300;
332 break;
333 case 3:
334 gb_tile_config |= R300_PIPE_COUNT_R420_3P;
335 break;
336 case 4:
337 gb_tile_config |= R300_PIPE_COUNT_R420;
338 break;
339 case 1:
340 default:
341 gb_tile_config |= R300_PIPE_COUNT_RV350;
342 break;
343 }
344
345 r = radeon_ring_lock(rdev, 64);
346 if (r) {
347 return;
348 }
349 radeon_ring_write(rdev, PACKET0(RADEON_ISYNC_CNTL, 0));
350 radeon_ring_write(rdev,
351 RADEON_ISYNC_ANY2D_IDLE3D |
352 RADEON_ISYNC_ANY3D_IDLE2D |
353 RADEON_ISYNC_WAIT_IDLEGUI |
354 RADEON_ISYNC_CPSCRATCH_IDLEGUI);
355 radeon_ring_write(rdev, PACKET0(R300_GB_TILE_CONFIG, 0));
356 radeon_ring_write(rdev, gb_tile_config);
357 radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0));
358 radeon_ring_write(rdev,
359 RADEON_WAIT_2D_IDLECLEAN |
360 RADEON_WAIT_3D_IDLECLEAN);
361 radeon_ring_write(rdev, PACKET0(0x170C, 0));
362 radeon_ring_write(rdev, 1 << 31);
363 radeon_ring_write(rdev, PACKET0(R300_GB_SELECT, 0));
364 radeon_ring_write(rdev, 0);
365 radeon_ring_write(rdev, PACKET0(R300_GB_ENABLE, 0));
366 radeon_ring_write(rdev, 0);
367 radeon_ring_write(rdev, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
368 radeon_ring_write(rdev, R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE);
369 radeon_ring_write(rdev, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0));
370 radeon_ring_write(rdev, R300_ZC_FLUSH | R300_ZC_FREE);
371 radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0));
372 radeon_ring_write(rdev,
373 RADEON_WAIT_2D_IDLECLEAN |
374 RADEON_WAIT_3D_IDLECLEAN);
375 radeon_ring_write(rdev, PACKET0(R300_GB_AA_CONFIG, 0));
376 radeon_ring_write(rdev, 0);
377 radeon_ring_write(rdev, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
378 radeon_ring_write(rdev, R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE);
379 radeon_ring_write(rdev, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0));
380 radeon_ring_write(rdev, R300_ZC_FLUSH | R300_ZC_FREE);
381 radeon_ring_write(rdev, PACKET0(R300_GB_MSPOS0, 0));
382 radeon_ring_write(rdev,
383 ((6 << R300_MS_X0_SHIFT) |
384 (6 << R300_MS_Y0_SHIFT) |
385 (6 << R300_MS_X1_SHIFT) |
386 (6 << R300_MS_Y1_SHIFT) |
387 (6 << R300_MS_X2_SHIFT) |
388 (6 << R300_MS_Y2_SHIFT) |
389 (6 << R300_MSBD0_Y_SHIFT) |
390 (6 << R300_MSBD0_X_SHIFT)));
391 radeon_ring_write(rdev, PACKET0(R300_GB_MSPOS1, 0));
392 radeon_ring_write(rdev,
393 ((6 << R300_MS_X3_SHIFT) |
394 (6 << R300_MS_Y3_SHIFT) |
395 (6 << R300_MS_X4_SHIFT) |
396 (6 << R300_MS_Y4_SHIFT) |
397 (6 << R300_MS_X5_SHIFT) |
398 (6 << R300_MS_Y5_SHIFT) |
399 (6 << R300_MSBD1_SHIFT)));
400 radeon_ring_write(rdev, PACKET0(R300_GA_ENHANCE, 0));
401 radeon_ring_write(rdev, R300_GA_DEADLOCK_CNTL | R300_GA_FASTSYNC_CNTL);
402 radeon_ring_write(rdev, PACKET0(R300_GA_POLY_MODE, 0));
403 radeon_ring_write(rdev,
404 R300_FRONT_PTYPE_TRIANGE | R300_BACK_PTYPE_TRIANGE);
405 radeon_ring_write(rdev, PACKET0(R300_GA_ROUND_MODE, 0));
406 radeon_ring_write(rdev,
407 R300_GEOMETRY_ROUND_NEAREST |
408 R300_COLOR_ROUND_NEAREST);
409 radeon_ring_unlock_commit(rdev);
410 }
411
412 void r300_errata(struct radeon_device *rdev)
413 {
414 rdev->pll_errata = 0;
415
416 if (rdev->family == CHIP_R300 &&
417 (RREG32(RADEON_CONFIG_CNTL) & RADEON_CFG_ATI_REV_ID_MASK) == RADEON_CFG_ATI_REV_A11) {
418 rdev->pll_errata |= CHIP_ERRATA_R300_CG;
419 }
420 }
421
422 int r300_mc_wait_for_idle(struct radeon_device *rdev)
423 {
424 unsigned i;
425 uint32_t tmp;
426
427 for (i = 0; i < rdev->usec_timeout; i++) {
428 /* read MC_STATUS */
429 tmp = RREG32(0x0150);
430 if (tmp & (1 << 4)) {
431 return 0;
432 }
433 DRM_UDELAY(1);
434 }
435 return -1;
436 }
437
438 void r300_gpu_init(struct radeon_device *rdev)
439 {
440 uint32_t gb_tile_config, tmp;
441
442 r100_hdp_reset(rdev);
443 /* FIXME: rv380 one pipes ? */
444 if ((rdev->family == CHIP_R300) || (rdev->family == CHIP_R350)) {
445 /* r300,r350 */
446 rdev->num_gb_pipes = 2;
447 } else {
448 /* rv350,rv370,rv380 */
449 rdev->num_gb_pipes = 1;
450 }
451 rdev->num_z_pipes = 1;
452 gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16);
453 switch (rdev->num_gb_pipes) {
454 case 2:
455 gb_tile_config |= R300_PIPE_COUNT_R300;
456 break;
457 case 3:
458 gb_tile_config |= R300_PIPE_COUNT_R420_3P;
459 break;
460 case 4:
461 gb_tile_config |= R300_PIPE_COUNT_R420;
462 break;
463 default:
464 case 1:
465 gb_tile_config |= R300_PIPE_COUNT_RV350;
466 break;
467 }
468 WREG32(R300_GB_TILE_CONFIG, gb_tile_config);
469
470 if (r100_gui_wait_for_idle(rdev)) {
471 printk(KERN_WARNING "Failed to wait GUI idle while "
472 "programming pipes. Bad things might happen.\n");
473 }
474
475 tmp = RREG32(0x170C);
476 WREG32(0x170C, tmp | (1 << 31));
477
478 WREG32(R300_RB2D_DSTCACHE_MODE,
479 R300_DC_AUTOFLUSH_ENABLE |
480 R300_DC_DC_DISABLE_IGNORE_PE);
481
482 if (r100_gui_wait_for_idle(rdev)) {
483 printk(KERN_WARNING "Failed to wait GUI idle while "
484 "programming pipes. Bad things might happen.\n");
485 }
486 if (r300_mc_wait_for_idle(rdev)) {
487 printk(KERN_WARNING "Failed to wait MC idle while "
488 "programming pipes. Bad things might happen.\n");
489 }
490 DRM_INFO("radeon: %d quad pipes, %d Z pipes initialized.\n",
491 rdev->num_gb_pipes, rdev->num_z_pipes);
492 }
493
494 int r300_ga_reset(struct radeon_device *rdev)
495 {
496 uint32_t tmp;
497 bool reinit_cp;
498 int i;
499
500 reinit_cp = rdev->cp.ready;
501 rdev->cp.ready = false;
502 for (i = 0; i < rdev->usec_timeout; i++) {
503 WREG32(RADEON_CP_CSQ_MODE, 0);
504 WREG32(RADEON_CP_CSQ_CNTL, 0);
505 WREG32(RADEON_RBBM_SOFT_RESET, 0x32005);
506 (void)RREG32(RADEON_RBBM_SOFT_RESET);
507 udelay(200);
508 WREG32(RADEON_RBBM_SOFT_RESET, 0);
509 /* Wait to prevent race in RBBM_STATUS */
510 mdelay(1);
511 tmp = RREG32(RADEON_RBBM_STATUS);
512 if (tmp & ((1 << 20) | (1 << 26))) {
513 DRM_ERROR("VAP & CP still busy (RBBM_STATUS=0x%08X)", tmp);
514 /* GA still busy soft reset it */
515 WREG32(0x429C, 0x200);
516 WREG32(R300_VAP_PVS_STATE_FLUSH_REG, 0);
517 WREG32(0x43E0, 0);
518 WREG32(0x43E4, 0);
519 WREG32(0x24AC, 0);
520 }
521 /* Wait to prevent race in RBBM_STATUS */
522 mdelay(1);
523 tmp = RREG32(RADEON_RBBM_STATUS);
524 if (!(tmp & ((1 << 20) | (1 << 26)))) {
525 break;
526 }
527 }
528 for (i = 0; i < rdev->usec_timeout; i++) {
529 tmp = RREG32(RADEON_RBBM_STATUS);
530 if (!(tmp & ((1 << 20) | (1 << 26)))) {
531 DRM_INFO("GA reset succeed (RBBM_STATUS=0x%08X)\n",
532 tmp);
533 if (reinit_cp) {
534 return r100_cp_init(rdev, rdev->cp.ring_size);
535 }
536 return 0;
537 }
538 DRM_UDELAY(1);
539 }
540 tmp = RREG32(RADEON_RBBM_STATUS);
541 DRM_ERROR("Failed to reset GA ! (RBBM_STATUS=0x%08X)\n", tmp);
542 return -1;
543 }
544
545 int r300_gpu_reset(struct radeon_device *rdev)
546 {
547 uint32_t status;
548
549 /* reset order likely matter */
550 status = RREG32(RADEON_RBBM_STATUS);
551 /* reset HDP */
552 r100_hdp_reset(rdev);
553 /* reset rb2d */
554 if (status & ((1 << 17) | (1 << 18) | (1 << 27))) {
555 r100_rb2d_reset(rdev);
556 }
557 /* reset GA */
558 if (status & ((1 << 20) | (1 << 26))) {
559 r300_ga_reset(rdev);
560 }
561 /* reset CP */
562 status = RREG32(RADEON_RBBM_STATUS);
563 if (status & (1 << 16)) {
564 r100_cp_reset(rdev);
565 }
566 /* Check if GPU is idle */
567 status = RREG32(RADEON_RBBM_STATUS);
568 if (status & (1 << 31)) {
569 DRM_ERROR("Failed to reset GPU (RBBM_STATUS=0x%08X)\n", status);
570 return -1;
571 }
572 DRM_INFO("GPU reset succeed (RBBM_STATUS=0x%08X)\n", status);
573 return 0;
574 }
575
576
577 /*
578 * r300,r350,rv350,rv380 VRAM info
579 */
580 void r300_vram_info(struct radeon_device *rdev)
581 {
582 uint32_t tmp;
583
584 /* DDR for all card after R300 & IGP */
585 rdev->mc.vram_is_ddr = true;
586 tmp = RREG32(RADEON_MEM_CNTL);
587 if (tmp & R300_MEM_NUM_CHANNELS_MASK) {
588 rdev->mc.vram_width = 128;
589 } else {
590 rdev->mc.vram_width = 64;
591 }
592
593 r100_vram_init_sizes(rdev);
594 }
595
596
597 /*
598 * PCIE Lanes
599 */
600
601 void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes)
602 {
603 uint32_t link_width_cntl, mask;
604
605 if (rdev->flags & RADEON_IS_IGP)
606 return;
607
608 if (!(rdev->flags & RADEON_IS_PCIE))
609 return;
610
611 /* FIXME wait for idle */
612
613 switch (lanes) {
614 case 0:
615 mask = RADEON_PCIE_LC_LINK_WIDTH_X0;
616 break;
617 case 1:
618 mask = RADEON_PCIE_LC_LINK_WIDTH_X1;
619 break;
620 case 2:
621 mask = RADEON_PCIE_LC_LINK_WIDTH_X2;
622 break;
623 case 4:
624 mask = RADEON_PCIE_LC_LINK_WIDTH_X4;
625 break;
626 case 8:
627 mask = RADEON_PCIE_LC_LINK_WIDTH_X8;
628 break;
629 case 12:
630 mask = RADEON_PCIE_LC_LINK_WIDTH_X12;
631 break;
632 case 16:
633 default:
634 mask = RADEON_PCIE_LC_LINK_WIDTH_X16;
635 break;
636 }
637
638 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
639
640 if ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) ==
641 (mask << RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT))
642 return;
643
644 link_width_cntl &= ~(RADEON_PCIE_LC_LINK_WIDTH_MASK |
645 RADEON_PCIE_LC_RECONFIG_NOW |
646 RADEON_PCIE_LC_RECONFIG_LATER |
647 RADEON_PCIE_LC_SHORT_RECONFIG_EN);
648 link_width_cntl |= mask;
649 WREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
650 WREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL, (link_width_cntl |
651 RADEON_PCIE_LC_RECONFIG_NOW));
652
653 /* wait for lane set to complete */
654 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
655 while (link_width_cntl == 0xffffffff)
656 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
657
658 }
659
660
661 /*
662 * Debugfs info
663 */
664 #if defined(CONFIG_DEBUG_FS)
665 static int rv370_debugfs_pcie_gart_info(struct seq_file *m, void *data)
666 {
667 struct drm_info_node *node = (struct drm_info_node *) m->private;
668 struct drm_device *dev = node->minor->dev;
669 struct radeon_device *rdev = dev->dev_private;
670 uint32_t tmp;
671
672 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
673 seq_printf(m, "PCIE_TX_GART_CNTL 0x%08x\n", tmp);
674 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_BASE);
675 seq_printf(m, "PCIE_TX_GART_BASE 0x%08x\n", tmp);
676 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_START_LO);
677 seq_printf(m, "PCIE_TX_GART_START_LO 0x%08x\n", tmp);
678 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_START_HI);
679 seq_printf(m, "PCIE_TX_GART_START_HI 0x%08x\n", tmp);
680 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_END_LO);
681 seq_printf(m, "PCIE_TX_GART_END_LO 0x%08x\n", tmp);
682 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_END_HI);
683 seq_printf(m, "PCIE_TX_GART_END_HI 0x%08x\n", tmp);
684 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_ERROR);
685 seq_printf(m, "PCIE_TX_GART_ERROR 0x%08x\n", tmp);
686 return 0;
687 }
688
689 static struct drm_info_list rv370_pcie_gart_info_list[] = {
690 {"rv370_pcie_gart_info", rv370_debugfs_pcie_gart_info, 0, NULL},
691 };
692 #endif
693
694 int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
695 {
696 #if defined(CONFIG_DEBUG_FS)
697 return radeon_debugfs_add_files(rdev, rv370_pcie_gart_info_list, 1);
698 #else
699 return 0;
700 #endif
701 }
702
703
704 /*
705 * CS functions
706 */
707 struct r300_cs_track_cb {
708 struct radeon_object *robj;
709 unsigned pitch;
710 unsigned cpp;
711 unsigned offset;
712 };
713
714 struct r300_cs_track_array {
715 struct radeon_object *robj;
716 unsigned esize;
717 };
718
719 struct r300_cs_track_texture {
720 struct radeon_object *robj;
721 unsigned pitch;
722 unsigned width;
723 unsigned height;
724 unsigned num_levels;
725 unsigned cpp;
726 unsigned tex_coord_type;
727 unsigned txdepth;
728 unsigned width_11;
729 unsigned height_11;
730 bool use_pitch;
731 bool enabled;
732 bool roundup_w;
733 bool roundup_h;
734 };
735
736 struct r300_cs_track {
737 unsigned num_cb;
738 unsigned maxy;
739 unsigned vtx_size;
740 unsigned vap_vf_cntl;
741 unsigned immd_dwords;
742 unsigned num_arrays;
743 unsigned max_indx;
744 struct r300_cs_track_array arrays[11];
745 struct r300_cs_track_cb cb[4];
746 struct r300_cs_track_cb zb;
747 struct r300_cs_track_texture textures[16];
748 bool z_enabled;
749 };
750
751 static inline void r300_cs_track_texture_print(struct r300_cs_track_texture *t)
752 {
753 DRM_ERROR("pitch %d\n", t->pitch);
754 DRM_ERROR("width %d\n", t->width);
755 DRM_ERROR("height %d\n", t->height);
756 DRM_ERROR("num levels %d\n", t->num_levels);
757 DRM_ERROR("depth %d\n", t->txdepth);
758 DRM_ERROR("bpp %d\n", t->cpp);
759 DRM_ERROR("coordinate type %d\n", t->tex_coord_type);
760 DRM_ERROR("width round to power of 2 %d\n", t->roundup_w);
761 DRM_ERROR("height round to power of 2 %d\n", t->roundup_h);
762 }
763
764 static inline int r300_cs_track_texture_check(struct radeon_device *rdev,
765 struct r300_cs_track *track)
766 {
767 struct radeon_object *robj;
768 unsigned long size;
769 unsigned u, i, w, h;
770
771 for (u = 0; u < 16; u++) {
772 if (!track->textures[u].enabled)
773 continue;
774 robj = track->textures[u].robj;
775 if (robj == NULL) {
776 DRM_ERROR("No texture bound to unit %u\n", u);
777 return -EINVAL;
778 }
779 size = 0;
780 for (i = 0; i <= track->textures[u].num_levels; i++) {
781 if (track->textures[u].use_pitch) {
782 w = track->textures[u].pitch / (1 << i);
783 } else {
784 w = track->textures[u].width / (1 << i);
785 if (rdev->family >= CHIP_RV515)
786 w |= track->textures[u].width_11;
787 if (track->textures[u].roundup_w)
788 w = roundup_pow_of_two(w);
789 }
790 h = track->textures[u].height / (1 << i);
791 if (rdev->family >= CHIP_RV515)
792 h |= track->textures[u].height_11;
793 if (track->textures[u].roundup_h)
794 h = roundup_pow_of_two(h);
795 size += w * h;
796 }
797 size *= track->textures[u].cpp;
798 switch (track->textures[u].tex_coord_type) {
799 case 0:
800 break;
801 case 1:
802 size *= (1 << track->textures[u].txdepth);
803 break;
804 case 2:
805 size *= 6;
806 break;
807 default:
808 DRM_ERROR("Invalid texture coordinate type %u for unit "
809 "%u\n", track->textures[u].tex_coord_type, u);
810 return -EINVAL;
811 }
812 if (size > radeon_object_size(robj)) {
813 DRM_ERROR("Texture of unit %u needs %lu bytes but is "
814 "%lu\n", u, size, radeon_object_size(robj));
815 r300_cs_track_texture_print(&track->textures[u]);
816 return -EINVAL;
817 }
818 }
819 return 0;
820 }
821
822 int r300_cs_track_check(struct radeon_device *rdev, struct r300_cs_track *track)
823 {
824 unsigned i;
825 unsigned long size;
826 unsigned prim_walk;
827 unsigned nverts;
828
829 for (i = 0; i < track->num_cb; i++) {
830 if (track->cb[i].robj == NULL) {
831 DRM_ERROR("[drm] No buffer for color buffer %d !\n", i);
832 return -EINVAL;
833 }
834 size = track->cb[i].pitch * track->cb[i].cpp * track->maxy;
835 size += track->cb[i].offset;
836 if (size > radeon_object_size(track->cb[i].robj)) {
837 DRM_ERROR("[drm] Buffer too small for color buffer %d "
838 "(need %lu have %lu) !\n", i, size,
839 radeon_object_size(track->cb[i].robj));
840 DRM_ERROR("[drm] color buffer %d (%u %u %u %u)\n",
841 i, track->cb[i].pitch, track->cb[i].cpp,
842 track->cb[i].offset, track->maxy);
843 return -EINVAL;
844 }
845 }
846 if (track->z_enabled) {
847 if (track->zb.robj == NULL) {
848 DRM_ERROR("[drm] No buffer for z buffer !\n");
849 return -EINVAL;
850 }
851 size = track->zb.pitch * track->zb.cpp * track->maxy;
852 size += track->zb.offset;
853 if (size > radeon_object_size(track->zb.robj)) {
854 DRM_ERROR("[drm] Buffer too small for z buffer "
855 "(need %lu have %lu) !\n", size,
856 radeon_object_size(track->zb.robj));
857 return -EINVAL;
858 }
859 }
860 prim_walk = (track->vap_vf_cntl >> 4) & 0x3;
861 nverts = (track->vap_vf_cntl >> 16) & 0xFFFF;
862 switch (prim_walk) {
863 case 1:
864 for (i = 0; i < track->num_arrays; i++) {
865 size = track->arrays[i].esize * track->max_indx * 4;
866 if (track->arrays[i].robj == NULL) {
867 DRM_ERROR("(PW %u) Vertex array %u no buffer "
868 "bound\n", prim_walk, i);
869 return -EINVAL;
870 }
871 if (size > radeon_object_size(track->arrays[i].robj)) {
872 DRM_ERROR("(PW %u) Vertex array %u need %lu dwords "
873 "have %lu dwords\n", prim_walk, i,
874 size >> 2,
875 radeon_object_size(track->arrays[i].robj) >> 2);
876 DRM_ERROR("Max indices %u\n", track->max_indx);
877 return -EINVAL;
878 }
879 }
880 break;
881 case 2:
882 for (i = 0; i < track->num_arrays; i++) {
883 size = track->arrays[i].esize * (nverts - 1) * 4;
884 if (track->arrays[i].robj == NULL) {
885 DRM_ERROR("(PW %u) Vertex array %u no buffer "
886 "bound\n", prim_walk, i);
887 return -EINVAL;
888 }
889 if (size > radeon_object_size(track->arrays[i].robj)) {
890 DRM_ERROR("(PW %u) Vertex array %u need %lu dwords "
891 "have %lu dwords\n", prim_walk, i, size >> 2,
892 radeon_object_size(track->arrays[i].robj) >> 2);
893 return -EINVAL;
894 }
895 }
896 break;
897 case 3:
898 size = track->vtx_size * nverts;
899 if (size != track->immd_dwords) {
900 DRM_ERROR("IMMD draw %u dwors but needs %lu dwords\n",
901 track->immd_dwords, size);
902 DRM_ERROR("VAP_VF_CNTL.NUM_VERTICES %u, VTX_SIZE %u\n",
903 nverts, track->vtx_size);
904 return -EINVAL;
905 }
906 break;
907 default:
908 DRM_ERROR("[drm] Invalid primitive walk %d for VAP_VF_CNTL\n",
909 prim_walk);
910 return -EINVAL;
911 }
912 return r300_cs_track_texture_check(rdev, track);
913 }
914
915 static inline void r300_cs_track_clear(struct r300_cs_track *track)
916 {
917 unsigned i;
918
919 track->num_cb = 4;
920 track->maxy = 4096;
921 for (i = 0; i < track->num_cb; i++) {
922 track->cb[i].robj = NULL;
923 track->cb[i].pitch = 8192;
924 track->cb[i].cpp = 16;
925 track->cb[i].offset = 0;
926 }
927 track->z_enabled = true;
928 track->zb.robj = NULL;
929 track->zb.pitch = 8192;
930 track->zb.cpp = 4;
931 track->zb.offset = 0;
932 track->vtx_size = 0x7F;
933 track->immd_dwords = 0xFFFFFFFFUL;
934 track->num_arrays = 11;
935 track->max_indx = 0x00FFFFFFUL;
936 for (i = 0; i < track->num_arrays; i++) {
937 track->arrays[i].robj = NULL;
938 track->arrays[i].esize = 0x7F;
939 }
940 for (i = 0; i < 16; i++) {
941 track->textures[i].pitch = 16536;
942 track->textures[i].width = 16536;
943 track->textures[i].height = 16536;
944 track->textures[i].width_11 = 1 << 11;
945 track->textures[i].height_11 = 1 << 11;
946 track->textures[i].num_levels = 12;
947 track->textures[i].txdepth = 16;
948 track->textures[i].cpp = 64;
949 track->textures[i].tex_coord_type = 1;
950 track->textures[i].robj = NULL;
951 /* CS IB emission code makes sure texture unit are disabled */
952 track->textures[i].enabled = false;
953 track->textures[i].roundup_w = true;
954 track->textures[i].roundup_h = true;
955 }
956 }
957
958 static const unsigned r300_reg_safe_bm[159] = {
959 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
960 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
961 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
962 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
963 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
964 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
965 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
966 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
967 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
968 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
969 0x17FF1FFF, 0xFFFFFFFC, 0xFFFFFFFF, 0xFF30FFBF,
970 0xFFFFFFF8, 0xC3E6FFFF, 0xFFFFF6DF, 0xFFFFFFFF,
971 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
972 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
973 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF03F,
974 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
975 0xFFFFFFFF, 0xFFFFEFCE, 0xF00EBFFF, 0x007C0000,
976 0xF0000078, 0xFF000009, 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 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
983 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
984 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
985 0xFFFFF7FF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
986 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
987 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
988 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
989 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
990 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
991 0xFFFFFC78, 0xFFFFFFFF, 0xFFFFFFFE, 0xFFFFFFFF,
992 0x38FF8F50, 0xFFF88082, 0xF000000C, 0xFAE009FF,
993 0x0000FFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000,
994 0x00000000, 0x0000C100, 0x00000000, 0x00000000,
995 0x00000000, 0x00000000, 0x00000000, 0x00000000,
996 0x00000000, 0xFFFF0000, 0xFFFFFFFF, 0xFF80FFFF,
997 0x00000000, 0x00000000, 0x00000000, 0x00000000,
998 0x0003FC01, 0xFFFFFFF8, 0xFE800B19,
999 };
1000
1001 static int r300_packet0_check(struct radeon_cs_parser *p,
1002 struct radeon_cs_packet *pkt,
1003 unsigned idx, unsigned reg)
1004 {
1005 struct radeon_cs_chunk *ib_chunk;
1006 struct radeon_cs_reloc *reloc;
1007 struct r300_cs_track *track;
1008 volatile uint32_t *ib;
1009 uint32_t tmp, tile_flags = 0;
1010 unsigned i;
1011 int r;
1012
1013 ib = p->ib->ptr;
1014 ib_chunk = &p->chunks[p->chunk_ib_idx];
1015 track = (struct r300_cs_track*)p->track;
1016 switch(reg) {
1017 case AVIVO_D1MODE_VLINE_START_END:
1018 case RADEON_CRTC_GUI_TRIG_VLINE:
1019 r = r100_cs_packet_parse_vline(p);
1020 if (r) {
1021 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1022 idx, reg);
1023 r100_cs_dump_packet(p, pkt);
1024 return r;
1025 }
1026 break;
1027 case RADEON_DST_PITCH_OFFSET:
1028 case RADEON_SRC_PITCH_OFFSET:
1029 r = r100_cs_packet_next_reloc(p, &reloc);
1030 if (r) {
1031 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1032 idx, reg);
1033 r100_cs_dump_packet(p, pkt);
1034 return r;
1035 }
1036 tmp = ib_chunk->kdata[idx] & 0x003fffff;
1037 tmp += (((u32)reloc->lobj.gpu_offset) >> 10);
1038
1039 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
1040 tile_flags |= RADEON_DST_TILE_MACRO;
1041 if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) {
1042 if (reg == RADEON_SRC_PITCH_OFFSET) {
1043 DRM_ERROR("Cannot src blit from microtiled surface\n");
1044 r100_cs_dump_packet(p, pkt);
1045 return -EINVAL;
1046 }
1047 tile_flags |= RADEON_DST_TILE_MICRO;
1048 }
1049 tmp |= tile_flags;
1050 ib[idx] = (ib_chunk->kdata[idx] & 0x3fc00000) | tmp;
1051 break;
1052 case R300_RB3D_COLOROFFSET0:
1053 case R300_RB3D_COLOROFFSET1:
1054 case R300_RB3D_COLOROFFSET2:
1055 case R300_RB3D_COLOROFFSET3:
1056 i = (reg - R300_RB3D_COLOROFFSET0) >> 2;
1057 r = r100_cs_packet_next_reloc(p, &reloc);
1058 if (r) {
1059 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1060 idx, reg);
1061 r100_cs_dump_packet(p, pkt);
1062 return r;
1063 }
1064 track->cb[i].robj = reloc->robj;
1065 track->cb[i].offset = ib_chunk->kdata[idx];
1066 ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
1067 break;
1068 case R300_ZB_DEPTHOFFSET:
1069 r = r100_cs_packet_next_reloc(p, &reloc);
1070 if (r) {
1071 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1072 idx, reg);
1073 r100_cs_dump_packet(p, pkt);
1074 return r;
1075 }
1076 track->zb.robj = reloc->robj;
1077 track->zb.offset = ib_chunk->kdata[idx];
1078 ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
1079 break;
1080 case R300_TX_OFFSET_0:
1081 case R300_TX_OFFSET_0+4:
1082 case R300_TX_OFFSET_0+8:
1083 case R300_TX_OFFSET_0+12:
1084 case R300_TX_OFFSET_0+16:
1085 case R300_TX_OFFSET_0+20:
1086 case R300_TX_OFFSET_0+24:
1087 case R300_TX_OFFSET_0+28:
1088 case R300_TX_OFFSET_0+32:
1089 case R300_TX_OFFSET_0+36:
1090 case R300_TX_OFFSET_0+40:
1091 case R300_TX_OFFSET_0+44:
1092 case R300_TX_OFFSET_0+48:
1093 case R300_TX_OFFSET_0+52:
1094 case R300_TX_OFFSET_0+56:
1095 case R300_TX_OFFSET_0+60:
1096 i = (reg - R300_TX_OFFSET_0) >> 2;
1097 r = r100_cs_packet_next_reloc(p, &reloc);
1098 if (r) {
1099 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1100 idx, reg);
1101 r100_cs_dump_packet(p, pkt);
1102 return r;
1103 }
1104 ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
1105 track->textures[i].robj = reloc->robj;
1106 break;
1107 /* Tracked registers */
1108 case 0x2084:
1109 /* VAP_VF_CNTL */
1110 track->vap_vf_cntl = ib_chunk->kdata[idx];
1111 break;
1112 case 0x20B4:
1113 /* VAP_VTX_SIZE */
1114 track->vtx_size = ib_chunk->kdata[idx] & 0x7F;
1115 break;
1116 case 0x2134:
1117 /* VAP_VF_MAX_VTX_INDX */
1118 track->max_indx = ib_chunk->kdata[idx] & 0x00FFFFFFUL;
1119 break;
1120 case 0x43E4:
1121 /* SC_SCISSOR1 */
1122 track->maxy = ((ib_chunk->kdata[idx] >> 13) & 0x1FFF) + 1;
1123 if (p->rdev->family < CHIP_RV515) {
1124 track->maxy -= 1440;
1125 }
1126 break;
1127 case 0x4E00:
1128 /* RB3D_CCTL */
1129 track->num_cb = ((ib_chunk->kdata[idx] >> 5) & 0x3) + 1;
1130 break;
1131 case 0x4E38:
1132 case 0x4E3C:
1133 case 0x4E40:
1134 case 0x4E44:
1135 /* RB3D_COLORPITCH0 */
1136 /* RB3D_COLORPITCH1 */
1137 /* RB3D_COLORPITCH2 */
1138 /* RB3D_COLORPITCH3 */
1139 r = r100_cs_packet_next_reloc(p, &reloc);
1140 if (r) {
1141 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1142 idx, reg);
1143 r100_cs_dump_packet(p, pkt);
1144 return r;
1145 }
1146
1147 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
1148 tile_flags |= R300_COLOR_TILE_ENABLE;
1149 if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
1150 tile_flags |= R300_COLOR_MICROTILE_ENABLE;
1151
1152 tmp = ib_chunk->kdata[idx] & ~(0x7 << 16);
1153 tmp |= tile_flags;
1154 ib[idx] = tmp;
1155
1156 i = (reg - 0x4E38) >> 2;
1157 track->cb[i].pitch = ib_chunk->kdata[idx] & 0x3FFE;
1158 switch (((ib_chunk->kdata[idx] >> 21) & 0xF)) {
1159 case 9:
1160 case 11:
1161 case 12:
1162 track->cb[i].cpp = 1;
1163 break;
1164 case 3:
1165 case 4:
1166 case 13:
1167 case 15:
1168 track->cb[i].cpp = 2;
1169 break;
1170 case 6:
1171 track->cb[i].cpp = 4;
1172 break;
1173 case 10:
1174 track->cb[i].cpp = 8;
1175 break;
1176 case 7:
1177 track->cb[i].cpp = 16;
1178 break;
1179 default:
1180 DRM_ERROR("Invalid color buffer format (%d) !\n",
1181 ((ib_chunk->kdata[idx] >> 21) & 0xF));
1182 return -EINVAL;
1183 }
1184 break;
1185 case 0x4F00:
1186 /* ZB_CNTL */
1187 if (ib_chunk->kdata[idx] & 2) {
1188 track->z_enabled = true;
1189 } else {
1190 track->z_enabled = false;
1191 }
1192 break;
1193 case 0x4F10:
1194 /* ZB_FORMAT */
1195 switch ((ib_chunk->kdata[idx] & 0xF)) {
1196 case 0:
1197 case 1:
1198 track->zb.cpp = 2;
1199 break;
1200 case 2:
1201 track->zb.cpp = 4;
1202 break;
1203 default:
1204 DRM_ERROR("Invalid z buffer format (%d) !\n",
1205 (ib_chunk->kdata[idx] & 0xF));
1206 return -EINVAL;
1207 }
1208 break;
1209 case 0x4F24:
1210 /* ZB_DEPTHPITCH */
1211 r = r100_cs_packet_next_reloc(p, &reloc);
1212 if (r) {
1213 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1214 idx, reg);
1215 r100_cs_dump_packet(p, pkt);
1216 return r;
1217 }
1218
1219 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
1220 tile_flags |= R300_DEPTHMACROTILE_ENABLE;
1221 if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
1222 tile_flags |= R300_DEPTHMICROTILE_TILED;;
1223
1224 tmp = ib_chunk->kdata[idx] & ~(0x7 << 16);
1225 tmp |= tile_flags;
1226 ib[idx] = tmp;
1227
1228 track->zb.pitch = ib_chunk->kdata[idx] & 0x3FFC;
1229 break;
1230 case 0x4104:
1231 for (i = 0; i < 16; i++) {
1232 bool enabled;
1233
1234 enabled = !!(ib_chunk->kdata[idx] & (1 << i));
1235 track->textures[i].enabled = enabled;
1236 }
1237 break;
1238 case 0x44C0:
1239 case 0x44C4:
1240 case 0x44C8:
1241 case 0x44CC:
1242 case 0x44D0:
1243 case 0x44D4:
1244 case 0x44D8:
1245 case 0x44DC:
1246 case 0x44E0:
1247 case 0x44E4:
1248 case 0x44E8:
1249 case 0x44EC:
1250 case 0x44F0:
1251 case 0x44F4:
1252 case 0x44F8:
1253 case 0x44FC:
1254 /* TX_FORMAT1_[0-15] */
1255 i = (reg - 0x44C0) >> 2;
1256 tmp = (ib_chunk->kdata[idx] >> 25) & 0x3;
1257 track->textures[i].tex_coord_type = tmp;
1258 switch ((ib_chunk->kdata[idx] & 0x1F)) {
1259 case 0:
1260 case 2:
1261 case 5:
1262 case 18:
1263 case 20:
1264 case 21:
1265 track->textures[i].cpp = 1;
1266 break;
1267 case 1:
1268 case 3:
1269 case 6:
1270 case 7:
1271 case 10:
1272 case 11:
1273 case 19:
1274 case 22:
1275 case 24:
1276 track->textures[i].cpp = 2;
1277 break;
1278 case 4:
1279 case 8:
1280 case 9:
1281 case 12:
1282 case 13:
1283 case 23:
1284 case 25:
1285 case 27:
1286 case 30:
1287 track->textures[i].cpp = 4;
1288 break;
1289 case 14:
1290 case 26:
1291 case 28:
1292 track->textures[i].cpp = 8;
1293 break;
1294 case 29:
1295 track->textures[i].cpp = 16;
1296 break;
1297 default:
1298 DRM_ERROR("Invalid texture format %u\n",
1299 (ib_chunk->kdata[idx] & 0x1F));
1300 return -EINVAL;
1301 break;
1302 }
1303 break;
1304 case 0x4400:
1305 case 0x4404:
1306 case 0x4408:
1307 case 0x440C:
1308 case 0x4410:
1309 case 0x4414:
1310 case 0x4418:
1311 case 0x441C:
1312 case 0x4420:
1313 case 0x4424:
1314 case 0x4428:
1315 case 0x442C:
1316 case 0x4430:
1317 case 0x4434:
1318 case 0x4438:
1319 case 0x443C:
1320 /* TX_FILTER0_[0-15] */
1321 i = (reg - 0x4400) >> 2;
1322 tmp = ib_chunk->kdata[idx] & 0x7;;
1323 if (tmp == 2 || tmp == 4 || tmp == 6) {
1324 track->textures[i].roundup_w = false;
1325 }
1326 tmp = (ib_chunk->kdata[idx] >> 3) & 0x7;;
1327 if (tmp == 2 || tmp == 4 || tmp == 6) {
1328 track->textures[i].roundup_h = false;
1329 }
1330 break;
1331 case 0x4500:
1332 case 0x4504:
1333 case 0x4508:
1334 case 0x450C:
1335 case 0x4510:
1336 case 0x4514:
1337 case 0x4518:
1338 case 0x451C:
1339 case 0x4520:
1340 case 0x4524:
1341 case 0x4528:
1342 case 0x452C:
1343 case 0x4530:
1344 case 0x4534:
1345 case 0x4538:
1346 case 0x453C:
1347 /* TX_FORMAT2_[0-15] */
1348 i = (reg - 0x4500) >> 2;
1349 tmp = ib_chunk->kdata[idx] & 0x3FFF;
1350 track->textures[i].pitch = tmp + 1;
1351 if (p->rdev->family >= CHIP_RV515) {
1352 tmp = ((ib_chunk->kdata[idx] >> 15) & 1) << 11;
1353 track->textures[i].width_11 = tmp;
1354 tmp = ((ib_chunk->kdata[idx] >> 16) & 1) << 11;
1355 track->textures[i].height_11 = tmp;
1356 }
1357 break;
1358 case 0x4480:
1359 case 0x4484:
1360 case 0x4488:
1361 case 0x448C:
1362 case 0x4490:
1363 case 0x4494:
1364 case 0x4498:
1365 case 0x449C:
1366 case 0x44A0:
1367 case 0x44A4:
1368 case 0x44A8:
1369 case 0x44AC:
1370 case 0x44B0:
1371 case 0x44B4:
1372 case 0x44B8:
1373 case 0x44BC:
1374 /* TX_FORMAT0_[0-15] */
1375 i = (reg - 0x4480) >> 2;
1376 tmp = ib_chunk->kdata[idx] & 0x7FF;
1377 track->textures[i].width = tmp + 1;
1378 tmp = (ib_chunk->kdata[idx] >> 11) & 0x7FF;
1379 track->textures[i].height = tmp + 1;
1380 tmp = (ib_chunk->kdata[idx] >> 26) & 0xF;
1381 track->textures[i].num_levels = tmp;
1382 tmp = ib_chunk->kdata[idx] & (1 << 31);
1383 track->textures[i].use_pitch = !!tmp;
1384 tmp = (ib_chunk->kdata[idx] >> 22) & 0xF;
1385 track->textures[i].txdepth = tmp;
1386 break;
1387 case R300_ZB_ZPASS_ADDR:
1388 r = r100_cs_packet_next_reloc(p, &reloc);
1389 if (r) {
1390 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1391 idx, reg);
1392 r100_cs_dump_packet(p, pkt);
1393 return r;
1394 }
1395 ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
1396 break;
1397 case 0x4be8:
1398 /* valid register only on RV530 */
1399 if (p->rdev->family == CHIP_RV530)
1400 break;
1401 /* fallthrough do not move */
1402 default:
1403 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
1404 reg, idx);
1405 return -EINVAL;
1406 }
1407 return 0;
1408 }
1409
1410 static int r300_packet3_check(struct radeon_cs_parser *p,
1411 struct radeon_cs_packet *pkt)
1412 {
1413 struct radeon_cs_chunk *ib_chunk;
1414 struct radeon_cs_reloc *reloc;
1415 struct r300_cs_track *track;
1416 volatile uint32_t *ib;
1417 unsigned idx;
1418 unsigned i, c;
1419 int r;
1420
1421 ib = p->ib->ptr;
1422 ib_chunk = &p->chunks[p->chunk_ib_idx];
1423 idx = pkt->idx + 1;
1424 track = (struct r300_cs_track*)p->track;
1425 switch(pkt->opcode) {
1426 case PACKET3_3D_LOAD_VBPNTR:
1427 c = ib_chunk->kdata[idx++] & 0x1F;
1428 track->num_arrays = c;
1429 for (i = 0; i < (c - 1); i+=2, idx+=3) {
1430 r = r100_cs_packet_next_reloc(p, &reloc);
1431 if (r) {
1432 DRM_ERROR("No reloc for packet3 %d\n",
1433 pkt->opcode);
1434 r100_cs_dump_packet(p, pkt);
1435 return r;
1436 }
1437 ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
1438 track->arrays[i + 0].robj = reloc->robj;
1439 track->arrays[i + 0].esize = ib_chunk->kdata[idx] >> 8;
1440 track->arrays[i + 0].esize &= 0x7F;
1441 r = r100_cs_packet_next_reloc(p, &reloc);
1442 if (r) {
1443 DRM_ERROR("No reloc for packet3 %d\n",
1444 pkt->opcode);
1445 r100_cs_dump_packet(p, pkt);
1446 return r;
1447 }
1448 ib[idx+2] = ib_chunk->kdata[idx+2] + ((u32)reloc->lobj.gpu_offset);
1449 track->arrays[i + 1].robj = reloc->robj;
1450 track->arrays[i + 1].esize = ib_chunk->kdata[idx] >> 24;
1451 track->arrays[i + 1].esize &= 0x7F;
1452 }
1453 if (c & 1) {
1454 r = r100_cs_packet_next_reloc(p, &reloc);
1455 if (r) {
1456 DRM_ERROR("No reloc for packet3 %d\n",
1457 pkt->opcode);
1458 r100_cs_dump_packet(p, pkt);
1459 return r;
1460 }
1461 ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
1462 track->arrays[i + 0].robj = reloc->robj;
1463 track->arrays[i + 0].esize = ib_chunk->kdata[idx] >> 8;
1464 track->arrays[i + 0].esize &= 0x7F;
1465 }
1466 break;
1467 case PACKET3_INDX_BUFFER:
1468 r = r100_cs_packet_next_reloc(p, &reloc);
1469 if (r) {
1470 DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode);
1471 r100_cs_dump_packet(p, pkt);
1472 return r;
1473 }
1474 ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
1475 r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj);
1476 if (r) {
1477 return r;
1478 }
1479 break;
1480 /* Draw packet */
1481 case PACKET3_3D_DRAW_IMMD:
1482 /* Number of dwords is vtx_size * (num_vertices - 1)
1483 * PRIM_WALK must be equal to 3 vertex data in embedded
1484 * in cmd stream */
1485 if (((ib_chunk->kdata[idx+1] >> 4) & 0x3) != 3) {
1486 DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
1487 return -EINVAL;
1488 }
1489 track->vap_vf_cntl = ib_chunk->kdata[idx+1];
1490 track->immd_dwords = pkt->count - 1;
1491 r = r300_cs_track_check(p->rdev, track);
1492 if (r) {
1493 return r;
1494 }
1495 break;
1496 case PACKET3_3D_DRAW_IMMD_2:
1497 /* Number of dwords is vtx_size * (num_vertices - 1)
1498 * PRIM_WALK must be equal to 3 vertex data in embedded
1499 * in cmd stream */
1500 if (((ib_chunk->kdata[idx] >> 4) & 0x3) != 3) {
1501 DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
1502 return -EINVAL;
1503 }
1504 track->vap_vf_cntl = ib_chunk->kdata[idx];
1505 track->immd_dwords = pkt->count;
1506 r = r300_cs_track_check(p->rdev, track);
1507 if (r) {
1508 return r;
1509 }
1510 break;
1511 case PACKET3_3D_DRAW_VBUF:
1512 track->vap_vf_cntl = ib_chunk->kdata[idx + 1];
1513 r = r300_cs_track_check(p->rdev, track);
1514 if (r) {
1515 return r;
1516 }
1517 break;
1518 case PACKET3_3D_DRAW_VBUF_2:
1519 track->vap_vf_cntl = ib_chunk->kdata[idx];
1520 r = r300_cs_track_check(p->rdev, track);
1521 if (r) {
1522 return r;
1523 }
1524 break;
1525 case PACKET3_3D_DRAW_INDX:
1526 track->vap_vf_cntl = ib_chunk->kdata[idx + 1];
1527 r = r300_cs_track_check(p->rdev, track);
1528 if (r) {
1529 return r;
1530 }
1531 break;
1532 case PACKET3_3D_DRAW_INDX_2:
1533 track->vap_vf_cntl = ib_chunk->kdata[idx];
1534 r = r300_cs_track_check(p->rdev, track);
1535 if (r) {
1536 return r;
1537 }
1538 break;
1539 case PACKET3_NOP:
1540 break;
1541 default:
1542 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode);
1543 return -EINVAL;
1544 }
1545 return 0;
1546 }
1547
1548 int r300_cs_parse(struct radeon_cs_parser *p)
1549 {
1550 struct radeon_cs_packet pkt;
1551 struct r300_cs_track track;
1552 int r;
1553
1554 r300_cs_track_clear(&track);
1555 p->track = &track;
1556 do {
1557 r = r100_cs_packet_parse(p, &pkt, p->idx);
1558 if (r) {
1559 return r;
1560 }
1561 p->idx += pkt.count + 2;
1562 switch (pkt.type) {
1563 case PACKET_TYPE0:
1564 r = r100_cs_parse_packet0(p, &pkt,
1565 p->rdev->config.r300.reg_safe_bm,
1566 p->rdev->config.r300.reg_safe_bm_size,
1567 &r300_packet0_check);
1568 break;
1569 case PACKET_TYPE2:
1570 break;
1571 case PACKET_TYPE3:
1572 r = r300_packet3_check(p, &pkt);
1573 break;
1574 default:
1575 DRM_ERROR("Unknown packet type %d !\n", pkt.type);
1576 return -EINVAL;
1577 }
1578 if (r) {
1579 return r;
1580 }
1581 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw);
1582 return 0;
1583 }
1584
1585 int r300_init(struct radeon_device *rdev)
1586 {
1587 rdev->config.r300.reg_safe_bm = r300_reg_safe_bm;
1588 rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r300_reg_safe_bm);
1589 return 0;
1590 }
Linux kernel - Deliverables
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