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 #ifndef __RADEON_H__ 29 #define __RADEON_H__ 30 31 #include "radeon_object.h" 32 33 /* TODO: Here are things that needs to be done : 34 * - surface allocator & initializer : (bit like scratch reg) should 35 * initialize HDP_ stuff on RS600, R600, R700 hw, well anythings 36 * related to surface 37 * - WB : write back stuff (do it bit like scratch reg things) 38 * - Vblank : look at Jesse's rework and what we should do 39 * - r600/r700: gart & cp 40 * - cs : clean cs ioctl use bitmap & things like that. 41 * - power management stuff 42 * - Barrier in gart code 43 * - Unmappabled vram ? 44 * - TESTING, TESTING, TESTING 45 */ 46 47 #include <asm/atomic.h> 48 #include <linux/wait.h> 49 #include <linux/list.h> 50 #include <linux/kref.h> 51 52 #include "radeon_mode.h" 53 #include "radeon_reg.h" 54 #include "r300.h" 55 56 /* 57 * Modules parameters. 58 */ 59 extern int radeon_no_wb; 60 extern int radeon_modeset; 61 extern int radeon_dynclks; 62 extern int radeon_r4xx_atom; 63 extern int radeon_agpmode; 64 extern int radeon_vram_limit; 65 extern int radeon_gart_size; 66 extern int radeon_benchmarking; 67 extern int radeon_testing; 68 extern int radeon_connector_table; 69 70 /* 71 * Copy from radeon_drv.h so we don't have to include both and have conflicting 72 * symbol; 73 */ 74 #define RADEON_MAX_USEC_TIMEOUT 100000 /* 100 ms */ 75 #define RADEON_IB_POOL_SIZE 16 76 #define RADEON_DEBUGFS_MAX_NUM_FILES 32 77 #define RADEONFB_CONN_LIMIT 4 78 79 enum radeon_family { 80 CHIP_R100, 81 CHIP_RV100, 82 CHIP_RS100, 83 CHIP_RV200, 84 CHIP_RS200, 85 CHIP_R200, 86 CHIP_RV250, 87 CHIP_RS300, 88 CHIP_RV280, 89 CHIP_R300, 90 CHIP_R350, 91 CHIP_RV350, 92 CHIP_RV380, 93 CHIP_R420, 94 CHIP_R423, 95 CHIP_RV410, 96 CHIP_RS400, 97 CHIP_RS480, 98 CHIP_RS600, 99 CHIP_RS690, 100 CHIP_RS740, 101 CHIP_RV515, 102 CHIP_R520, 103 CHIP_RV530, 104 CHIP_RV560, 105 CHIP_RV570, 106 CHIP_R580, 107 CHIP_R600, 108 CHIP_RV610, 109 CHIP_RV630, 110 CHIP_RV620, 111 CHIP_RV635, 112 CHIP_RV670, 113 CHIP_RS780, 114 CHIP_RV770, 115 CHIP_RV730, 116 CHIP_RV710, 117 CHIP_RS880, 118 CHIP_LAST, 119 }; 120 121 enum radeon_chip_flags { 122 RADEON_FAMILY_MASK = 0x0000ffffUL, 123 RADEON_FLAGS_MASK = 0xffff0000UL, 124 RADEON_IS_MOBILITY = 0x00010000UL, 125 RADEON_IS_IGP = 0x00020000UL, 126 RADEON_SINGLE_CRTC = 0x00040000UL, 127 RADEON_IS_AGP = 0x00080000UL, 128 RADEON_HAS_HIERZ = 0x00100000UL, 129 RADEON_IS_PCIE = 0x00200000UL, 130 RADEON_NEW_MEMMAP = 0x00400000UL, 131 RADEON_IS_PCI = 0x00800000UL, 132 RADEON_IS_IGPGART = 0x01000000UL, 133 }; 134 135 136 /* 137 * Errata workarounds. 138 */ 139 enum radeon_pll_errata { 140 CHIP_ERRATA_R300_CG = 0x00000001, 141 CHIP_ERRATA_PLL_DUMMYREADS = 0x00000002, 142 CHIP_ERRATA_PLL_DELAY = 0x00000004 143 }; 144 145 146 struct radeon_device; 147 148 149 /* 150 * BIOS. 151 */ 152 bool radeon_get_bios(struct radeon_device *rdev); 153 154 /* 155 * Clocks 156 */ 157 158 struct radeon_clock { 159 struct radeon_pll p1pll; 160 struct radeon_pll p2pll; 161 struct radeon_pll spll; 162 struct radeon_pll mpll; 163 /* 10 Khz units */ 164 uint32_t default_mclk; 165 uint32_t default_sclk; 166 }; 167 168 /* 169 * Fences. 170 */ 171 struct radeon_fence_driver { 172 uint32_t scratch_reg; 173 atomic_t seq; 174 uint32_t last_seq; 175 unsigned long count_timeout; 176 wait_queue_head_t queue; 177 rwlock_t lock; 178 struct list_head created; 179 struct list_head emited; 180 struct list_head signaled; 181 }; 182 183 struct radeon_fence { 184 struct radeon_device *rdev; 185 struct kref kref; 186 struct list_head list; 187 /* protected by radeon_fence.lock */ 188 uint32_t seq; 189 unsigned long timeout; 190 bool emited; 191 bool signaled; 192 }; 193 194 int radeon_fence_driver_init(struct radeon_device *rdev); 195 void radeon_fence_driver_fini(struct radeon_device *rdev); 196 int radeon_fence_create(struct radeon_device *rdev, struct radeon_fence **fence); 197 int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence); 198 void radeon_fence_process(struct radeon_device *rdev); 199 bool radeon_fence_signaled(struct radeon_fence *fence); 200 int radeon_fence_wait(struct radeon_fence *fence, bool interruptible); 201 int radeon_fence_wait_next(struct radeon_device *rdev); 202 int radeon_fence_wait_last(struct radeon_device *rdev); 203 struct radeon_fence *radeon_fence_ref(struct radeon_fence *fence); 204 void radeon_fence_unref(struct radeon_fence **fence); 205 206 /* 207 * Tiling registers 208 */ 209 struct radeon_surface_reg { 210 struct radeon_object *robj; 211 }; 212 213 #define RADEON_GEM_MAX_SURFACES 8 214 215 /* 216 * Radeon buffer. 217 */ 218 struct radeon_object; 219 220 struct radeon_object_list { 221 struct list_head list; 222 struct radeon_object *robj; 223 uint64_t gpu_offset; 224 unsigned rdomain; 225 unsigned wdomain; 226 uint32_t tiling_flags; 227 }; 228 229 int radeon_object_init(struct radeon_device *rdev); 230 void radeon_object_fini(struct radeon_device *rdev); 231 int radeon_object_create(struct radeon_device *rdev, 232 struct drm_gem_object *gobj, 233 unsigned long size, 234 bool kernel, 235 uint32_t domain, 236 bool interruptible, 237 struct radeon_object **robj_ptr); 238 int radeon_object_kmap(struct radeon_object *robj, void **ptr); 239 void radeon_object_kunmap(struct radeon_object *robj); 240 void radeon_object_unref(struct radeon_object **robj); 241 int radeon_object_pin(struct radeon_object *robj, uint32_t domain, 242 uint64_t *gpu_addr); 243 void radeon_object_unpin(struct radeon_object *robj); 244 int radeon_object_wait(struct radeon_object *robj); 245 int radeon_object_busy_domain(struct radeon_object *robj, uint32_t *cur_placement); 246 int radeon_object_evict_vram(struct radeon_device *rdev); 247 int radeon_object_mmap(struct radeon_object *robj, uint64_t *offset); 248 void radeon_object_force_delete(struct radeon_device *rdev); 249 void radeon_object_list_add_object(struct radeon_object_list *lobj, 250 struct list_head *head); 251 int radeon_object_list_validate(struct list_head *head, void *fence); 252 void radeon_object_list_unvalidate(struct list_head *head); 253 void radeon_object_list_clean(struct list_head *head); 254 int radeon_object_fbdev_mmap(struct radeon_object *robj, 255 struct vm_area_struct *vma); 256 unsigned long radeon_object_size(struct radeon_object *robj); 257 void radeon_object_clear_surface_reg(struct radeon_object *robj); 258 int radeon_object_check_tiling(struct radeon_object *robj, bool has_moved, 259 bool force_drop); 260 void radeon_object_set_tiling_flags(struct radeon_object *robj, 261 uint32_t tiling_flags, uint32_t pitch); 262 void radeon_object_get_tiling_flags(struct radeon_object *robj, uint32_t *tiling_flags, uint32_t *pitch); 263 void radeon_bo_move_notify(struct ttm_buffer_object *bo, 264 struct ttm_mem_reg *mem); 265 void radeon_bo_fault_reserve_notify(struct ttm_buffer_object *bo); 266 /* 267 * GEM objects. 268 */ 269 struct radeon_gem { 270 struct list_head objects; 271 }; 272 273 int radeon_gem_init(struct radeon_device *rdev); 274 void radeon_gem_fini(struct radeon_device *rdev); 275 int radeon_gem_object_create(struct radeon_device *rdev, int size, 276 int alignment, int initial_domain, 277 bool discardable, bool kernel, 278 bool interruptible, 279 struct drm_gem_object **obj); 280 int radeon_gem_object_pin(struct drm_gem_object *obj, uint32_t pin_domain, 281 uint64_t *gpu_addr); 282 void radeon_gem_object_unpin(struct drm_gem_object *obj); 283 284 285 /* 286 * GART structures, functions & helpers 287 */ 288 struct radeon_mc; 289 290 struct radeon_gart_table_ram { 291 volatile uint32_t *ptr; 292 }; 293 294 struct radeon_gart_table_vram { 295 struct radeon_object *robj; 296 volatile uint32_t *ptr; 297 }; 298 299 union radeon_gart_table { 300 struct radeon_gart_table_ram ram; 301 struct radeon_gart_table_vram vram; 302 }; 303 304 struct radeon_gart { 305 dma_addr_t table_addr; 306 unsigned num_gpu_pages; 307 unsigned num_cpu_pages; 308 unsigned table_size; 309 union radeon_gart_table table; 310 struct page **pages; 311 dma_addr_t *pages_addr; 312 bool ready; 313 }; 314 315 int radeon_gart_table_ram_alloc(struct radeon_device *rdev); 316 void radeon_gart_table_ram_free(struct radeon_device *rdev); 317 int radeon_gart_table_vram_alloc(struct radeon_device *rdev); 318 void radeon_gart_table_vram_free(struct radeon_device *rdev); 319 int radeon_gart_init(struct radeon_device *rdev); 320 void radeon_gart_fini(struct radeon_device *rdev); 321 void radeon_gart_unbind(struct radeon_device *rdev, unsigned offset, 322 int pages); 323 int radeon_gart_bind(struct radeon_device *rdev, unsigned offset, 324 int pages, struct page **pagelist); 325 326 327 /* 328 * GPU MC structures, functions & helpers 329 */ 330 struct radeon_mc { 331 resource_size_t aper_size; 332 resource_size_t aper_base; 333 resource_size_t agp_base; 334 unsigned gtt_location; 335 unsigned gtt_size; 336 unsigned vram_location; 337 /* for some chips with <= 32MB we need to lie 338 * about vram size near mc fb location */ 339 unsigned mc_vram_size; 340 unsigned vram_width; 341 unsigned real_vram_size; 342 int vram_mtrr; 343 bool vram_is_ddr; 344 }; 345 346 int radeon_mc_setup(struct radeon_device *rdev); 347 348 349 /* 350 * GPU scratch registers structures, functions & helpers 351 */ 352 struct radeon_scratch { 353 unsigned num_reg; 354 bool free[32]; 355 uint32_t reg[32]; 356 }; 357 358 int radeon_scratch_get(struct radeon_device *rdev, uint32_t *reg); 359 void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg); 360 361 362 /* 363 * IRQS. 364 */ 365 struct radeon_irq { 366 bool installed; 367 bool sw_int; 368 /* FIXME: use a define max crtc rather than hardcode it */ 369 bool crtc_vblank_int[2]; 370 }; 371 372 int radeon_irq_kms_init(struct radeon_device *rdev); 373 void radeon_irq_kms_fini(struct radeon_device *rdev); 374 375 376 /* 377 * CP & ring. 378 */ 379 struct radeon_ib { 380 struct list_head list; 381 unsigned long idx; 382 uint64_t gpu_addr; 383 struct radeon_fence *fence; 384 volatile uint32_t *ptr; 385 uint32_t length_dw; 386 }; 387 388 struct radeon_ib_pool { 389 struct mutex mutex; 390 struct radeon_object *robj; 391 struct list_head scheduled_ibs; 392 struct radeon_ib ibs[RADEON_IB_POOL_SIZE]; 393 bool ready; 394 DECLARE_BITMAP(alloc_bm, RADEON_IB_POOL_SIZE); 395 }; 396 397 struct radeon_cp { 398 struct radeon_object *ring_obj; 399 volatile uint32_t *ring; 400 unsigned rptr; 401 unsigned wptr; 402 unsigned wptr_old; 403 unsigned ring_size; 404 unsigned ring_free_dw; 405 int count_dw; 406 uint64_t gpu_addr; 407 uint32_t align_mask; 408 uint32_t ptr_mask; 409 struct mutex mutex; 410 bool ready; 411 }; 412 413 int radeon_ib_get(struct radeon_device *rdev, struct radeon_ib **ib); 414 void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib); 415 int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib); 416 int radeon_ib_pool_init(struct radeon_device *rdev); 417 void radeon_ib_pool_fini(struct radeon_device *rdev); 418 int radeon_ib_test(struct radeon_device *rdev); 419 /* Ring access between begin & end cannot sleep */ 420 void radeon_ring_free_size(struct radeon_device *rdev); 421 int radeon_ring_lock(struct radeon_device *rdev, unsigned ndw); 422 void radeon_ring_unlock_commit(struct radeon_device *rdev); 423 void radeon_ring_unlock_undo(struct radeon_device *rdev); 424 int radeon_ring_test(struct radeon_device *rdev); 425 int radeon_ring_init(struct radeon_device *rdev, unsigned ring_size); 426 void radeon_ring_fini(struct radeon_device *rdev); 427 428 429 /* 430 * CS. 431 */ 432 struct radeon_cs_reloc { 433 struct drm_gem_object *gobj; 434 struct radeon_object *robj; 435 struct radeon_object_list lobj; 436 uint32_t handle; 437 uint32_t flags; 438 }; 439 440 struct radeon_cs_chunk { 441 uint32_t chunk_id; 442 uint32_t length_dw; 443 uint32_t *kdata; 444 }; 445 446 struct radeon_cs_parser { 447 struct radeon_device *rdev; 448 struct drm_file *filp; 449 /* chunks */ 450 unsigned nchunks; 451 struct radeon_cs_chunk *chunks; 452 uint64_t *chunks_array; 453 /* IB */ 454 unsigned idx; 455 /* relocations */ 456 unsigned nrelocs; 457 struct radeon_cs_reloc *relocs; 458 struct radeon_cs_reloc **relocs_ptr; 459 struct list_head validated; 460 /* indices of various chunks */ 461 int chunk_ib_idx; 462 int chunk_relocs_idx; 463 struct radeon_ib *ib; 464 void *track; 465 }; 466 467 struct radeon_cs_packet { 468 unsigned idx; 469 unsigned type; 470 unsigned reg; 471 unsigned opcode; 472 int count; 473 unsigned one_reg_wr; 474 }; 475 476 typedef int (*radeon_packet0_check_t)(struct radeon_cs_parser *p, 477 struct radeon_cs_packet *pkt, 478 unsigned idx, unsigned reg); 479 typedef int (*radeon_packet3_check_t)(struct radeon_cs_parser *p, 480 struct radeon_cs_packet *pkt); 481 482 483 /* 484 * AGP 485 */ 486 int radeon_agp_init(struct radeon_device *rdev); 487 void radeon_agp_fini(struct radeon_device *rdev); 488 489 490 /* 491 * Writeback 492 */ 493 struct radeon_wb { 494 struct radeon_object *wb_obj; 495 volatile uint32_t *wb; 496 uint64_t gpu_addr; 497 }; 498 499 /** 500 * struct radeon_pm - power management datas 501 * @max_bandwidth: maximum bandwidth the gpu has (MByte/s) 502 * @igp_sideport_mclk: sideport memory clock Mhz (rs690,rs740,rs780,rs880) 503 * @igp_system_mclk: system clock Mhz (rs690,rs740,rs780,rs880) 504 * @igp_ht_link_clk: ht link clock Mhz (rs690,rs740,rs780,rs880) 505 * @igp_ht_link_width: ht link width in bits (rs690,rs740,rs780,rs880) 506 * @k8_bandwidth: k8 bandwidth the gpu has (MByte/s) (IGP) 507 * @sideport_bandwidth: sideport bandwidth the gpu has (MByte/s) (IGP) 508 * @ht_bandwidth: ht bandwidth the gpu has (MByte/s) (IGP) 509 * @core_bandwidth: core GPU bandwidth the gpu has (MByte/s) (IGP) 510 * @sclk: GPU clock Mhz (core bandwith depends of this clock) 511 * @needed_bandwidth: current bandwidth needs 512 * 513 * It keeps track of various data needed to take powermanagement decision. 514 * Bandwith need is used to determine minimun clock of the GPU and memory. 515 * Equation between gpu/memory clock and available bandwidth is hw dependent 516 * (type of memory, bus size, efficiency, ...) 517 */ 518 struct radeon_pm { 519 fixed20_12 max_bandwidth; 520 fixed20_12 igp_sideport_mclk; 521 fixed20_12 igp_system_mclk; 522 fixed20_12 igp_ht_link_clk; 523 fixed20_12 igp_ht_link_width; 524 fixed20_12 k8_bandwidth; 525 fixed20_12 sideport_bandwidth; 526 fixed20_12 ht_bandwidth; 527 fixed20_12 core_bandwidth; 528 fixed20_12 sclk; 529 fixed20_12 needed_bandwidth; 530 }; 531 532 533 /* 534 * Benchmarking 535 */ 536 void radeon_benchmark(struct radeon_device *rdev); 537 538 539 /* 540 * Testing 541 */ 542 void radeon_test_moves(struct radeon_device *rdev); 543 544 545 /* 546 * Debugfs 547 */ 548 int radeon_debugfs_add_files(struct radeon_device *rdev, 549 struct drm_info_list *files, 550 unsigned nfiles); 551 int radeon_debugfs_fence_init(struct radeon_device *rdev); 552 int r100_debugfs_rbbm_init(struct radeon_device *rdev); 553 int r100_debugfs_cp_init(struct radeon_device *rdev); 554 555 556 /* 557 * ASIC specific functions. 558 */ 559 struct radeon_asic { 560 int (*init)(struct radeon_device *rdev); 561 void (*errata)(struct radeon_device *rdev); 562 void (*vram_info)(struct radeon_device *rdev); 563 int (*gpu_reset)(struct radeon_device *rdev); 564 int (*mc_init)(struct radeon_device *rdev); 565 void (*mc_fini)(struct radeon_device *rdev); 566 int (*wb_init)(struct radeon_device *rdev); 567 void (*wb_fini)(struct radeon_device *rdev); 568 int (*gart_enable)(struct radeon_device *rdev); 569 void (*gart_disable)(struct radeon_device *rdev); 570 void (*gart_tlb_flush)(struct radeon_device *rdev); 571 int (*gart_set_page)(struct radeon_device *rdev, int i, uint64_t addr); 572 int (*cp_init)(struct radeon_device *rdev, unsigned ring_size); 573 void (*cp_fini)(struct radeon_device *rdev); 574 void (*cp_disable)(struct radeon_device *rdev); 575 void (*ring_start)(struct radeon_device *rdev); 576 int (*irq_set)(struct radeon_device *rdev); 577 int (*irq_process)(struct radeon_device *rdev); 578 u32 (*get_vblank_counter)(struct radeon_device *rdev, int crtc); 579 void (*fence_ring_emit)(struct radeon_device *rdev, struct radeon_fence *fence); 580 int (*cs_parse)(struct radeon_cs_parser *p); 581 int (*copy_blit)(struct radeon_device *rdev, 582 uint64_t src_offset, 583 uint64_t dst_offset, 584 unsigned num_pages, 585 struct radeon_fence *fence); 586 int (*copy_dma)(struct radeon_device *rdev, 587 uint64_t src_offset, 588 uint64_t dst_offset, 589 unsigned num_pages, 590 struct radeon_fence *fence); 591 int (*copy)(struct radeon_device *rdev, 592 uint64_t src_offset, 593 uint64_t dst_offset, 594 unsigned num_pages, 595 struct radeon_fence *fence); 596 void (*set_engine_clock)(struct radeon_device *rdev, uint32_t eng_clock); 597 void (*set_memory_clock)(struct radeon_device *rdev, uint32_t mem_clock); 598 void (*set_pcie_lanes)(struct radeon_device *rdev, int lanes); 599 void (*set_clock_gating)(struct radeon_device *rdev, int enable); 600 int (*set_surface_reg)(struct radeon_device *rdev, int reg, 601 uint32_t tiling_flags, uint32_t pitch, 602 uint32_t offset, uint32_t obj_size); 603 int (*clear_surface_reg)(struct radeon_device *rdev, int reg); 604 void (*bandwidth_update)(struct radeon_device *rdev); 605 }; 606 607 union radeon_asic_config { 608 struct r300_asic r300; 609 }; 610 611 612 /* 613 * IOCTL. 614 */ 615 int radeon_gem_info_ioctl(struct drm_device *dev, void *data, 616 struct drm_file *filp); 617 int radeon_gem_create_ioctl(struct drm_device *dev, void *data, 618 struct drm_file *filp); 619 int radeon_gem_pin_ioctl(struct drm_device *dev, void *data, 620 struct drm_file *file_priv); 621 int radeon_gem_unpin_ioctl(struct drm_device *dev, void *data, 622 struct drm_file *file_priv); 623 int radeon_gem_pwrite_ioctl(struct drm_device *dev, void *data, 624 struct drm_file *file_priv); 625 int radeon_gem_pread_ioctl(struct drm_device *dev, void *data, 626 struct drm_file *file_priv); 627 int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data, 628 struct drm_file *filp); 629 int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data, 630 struct drm_file *filp); 631 int radeon_gem_busy_ioctl(struct drm_device *dev, void *data, 632 struct drm_file *filp); 633 int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data, 634 struct drm_file *filp); 635 int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); 636 int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data, 637 struct drm_file *filp); 638 int radeon_gem_get_tiling_ioctl(struct drm_device *dev, void *data, 639 struct drm_file *filp); 640 641 642 /* 643 * Core structure, functions and helpers. 644 */ 645 typedef uint32_t (*radeon_rreg_t)(struct radeon_device*, uint32_t); 646 typedef void (*radeon_wreg_t)(struct radeon_device*, uint32_t, uint32_t); 647 648 struct radeon_device { 649 struct drm_device *ddev; 650 struct pci_dev *pdev; 651 /* ASIC */ 652 union radeon_asic_config config; 653 enum radeon_family family; 654 unsigned long flags; 655 int usec_timeout; 656 enum radeon_pll_errata pll_errata; 657 int num_gb_pipes; 658 int disp_priority; 659 /* BIOS */ 660 uint8_t *bios; 661 bool is_atom_bios; 662 uint16_t bios_header_start; 663 struct radeon_object *stollen_vga_memory; 664 struct fb_info *fbdev_info; 665 struct radeon_object *fbdev_robj; 666 struct radeon_framebuffer *fbdev_rfb; 667 /* Register mmio */ 668 resource_size_t rmmio_base; 669 resource_size_t rmmio_size; 670 void *rmmio; 671 radeon_rreg_t mc_rreg; 672 radeon_wreg_t mc_wreg; 673 radeon_rreg_t pll_rreg; 674 radeon_wreg_t pll_wreg; 675 uint32_t pcie_reg_mask; 676 radeon_rreg_t pciep_rreg; 677 radeon_wreg_t pciep_wreg; 678 struct radeon_clock clock; 679 struct radeon_mc mc; 680 struct radeon_gart gart; 681 struct radeon_mode_info mode_info; 682 struct radeon_scratch scratch; 683 struct radeon_mman mman; 684 struct radeon_fence_driver fence_drv; 685 struct radeon_cp cp; 686 struct radeon_ib_pool ib_pool; 687 struct radeon_irq irq; 688 struct radeon_asic *asic; 689 struct radeon_gem gem; 690 struct radeon_pm pm; 691 struct mutex cs_mutex; 692 struct radeon_wb wb; 693 bool gpu_lockup; 694 bool shutdown; 695 bool suspend; 696 bool need_dma32; 697 struct radeon_surface_reg surface_regs[RADEON_GEM_MAX_SURFACES]; 698 }; 699 700 int radeon_device_init(struct radeon_device *rdev, 701 struct drm_device *ddev, 702 struct pci_dev *pdev, 703 uint32_t flags); 704 void radeon_device_fini(struct radeon_device *rdev); 705 int radeon_gpu_wait_for_idle(struct radeon_device *rdev); 706 707 static inline uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg) 708 { 709 if (reg < 0x10000) 710 return readl(((void __iomem *)rdev->rmmio) + reg); 711 else { 712 writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX); 713 return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA); 714 } 715 } 716 717 static inline void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) 718 { 719 if (reg < 0x10000) 720 writel(v, ((void __iomem *)rdev->rmmio) + reg); 721 else { 722 writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX); 723 writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA); 724 } 725 } 726 727 728 /* 729 * Registers read & write functions. 730 */ 731 #define RREG8(reg) readb(((void __iomem *)rdev->rmmio) + (reg)) 732 #define WREG8(reg, v) writeb(v, ((void __iomem *)rdev->rmmio) + (reg)) 733 #define RREG32(reg) r100_mm_rreg(rdev, (reg)) 734 #define WREG32(reg, v) r100_mm_wreg(rdev, (reg), (v)) 735 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 736 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 737 #define RREG32_PLL(reg) rdev->pll_rreg(rdev, (reg)) 738 #define WREG32_PLL(reg, v) rdev->pll_wreg(rdev, (reg), (v)) 739 #define RREG32_MC(reg) rdev->mc_rreg(rdev, (reg)) 740 #define WREG32_MC(reg, v) rdev->mc_wreg(rdev, (reg), (v)) 741 #define RREG32_PCIE(reg) rv370_pcie_rreg(rdev, (reg)) 742 #define WREG32_PCIE(reg, v) rv370_pcie_wreg(rdev, (reg), (v)) 743 #define WREG32_P(reg, val, mask) \ 744 do { \ 745 uint32_t tmp_ = RREG32(reg); \ 746 tmp_ &= (mask); \ 747 tmp_ |= ((val) & ~(mask)); \ 748 WREG32(reg, tmp_); \ 749 } while (0) 750 #define WREG32_PLL_P(reg, val, mask) \ 751 do { \ 752 uint32_t tmp_ = RREG32_PLL(reg); \ 753 tmp_ &= (mask); \ 754 tmp_ |= ((val) & ~(mask)); \ 755 WREG32_PLL(reg, tmp_); \ 756 } while (0) 757 758 /* 759 * Indirect registers accessor 760 */ 761 static inline uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg) 762 { 763 uint32_t r; 764 765 WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask)); 766 r = RREG32(RADEON_PCIE_DATA); 767 return r; 768 } 769 770 static inline void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) 771 { 772 WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask)); 773 WREG32(RADEON_PCIE_DATA, (v)); 774 } 775 776 void r100_pll_errata_after_index(struct radeon_device *rdev); 777 778 779 /* 780 * ASICs helpers. 781 */ 782 #define ASIC_IS_RN50(rdev) ((rdev->pdev->device == 0x515e) || \ 783 (rdev->pdev->device == 0x5969)) 784 #define ASIC_IS_RV100(rdev) ((rdev->family == CHIP_RV100) || \ 785 (rdev->family == CHIP_RV200) || \ 786 (rdev->family == CHIP_RS100) || \ 787 (rdev->family == CHIP_RS200) || \ 788 (rdev->family == CHIP_RV250) || \ 789 (rdev->family == CHIP_RV280) || \ 790 (rdev->family == CHIP_RS300)) 791 #define ASIC_IS_R300(rdev) ((rdev->family == CHIP_R300) || \ 792 (rdev->family == CHIP_RV350) || \ 793 (rdev->family == CHIP_R350) || \ 794 (rdev->family == CHIP_RV380) || \ 795 (rdev->family == CHIP_R420) || \ 796 (rdev->family == CHIP_R423) || \ 797 (rdev->family == CHIP_RV410) || \ 798 (rdev->family == CHIP_RS400) || \ 799 (rdev->family == CHIP_RS480)) 800 #define ASIC_IS_AVIVO(rdev) ((rdev->family >= CHIP_RS600)) 801 #define ASIC_IS_DCE3(rdev) ((rdev->family >= CHIP_RV620)) 802 #define ASIC_IS_DCE32(rdev) ((rdev->family >= CHIP_RV730)) 803 804 805 /* 806 * BIOS helpers. 807 */ 808 #define RBIOS8(i) (rdev->bios[i]) 809 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8)) 810 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16)) 811 812 int radeon_combios_init(struct radeon_device *rdev); 813 void radeon_combios_fini(struct radeon_device *rdev); 814 int radeon_atombios_init(struct radeon_device *rdev); 815 void radeon_atombios_fini(struct radeon_device *rdev); 816 817 818 /* 819 * RING helpers. 820 */ 821 #define CP_PACKET0 0x00000000 822 #define PACKET0_BASE_INDEX_SHIFT 0 823 #define PACKET0_BASE_INDEX_MASK (0x1ffff << 0) 824 #define PACKET0_COUNT_SHIFT 16 825 #define PACKET0_COUNT_MASK (0x3fff << 16) 826 #define CP_PACKET1 0x40000000 827 #define CP_PACKET2 0x80000000 828 #define PACKET2_PAD_SHIFT 0 829 #define PACKET2_PAD_MASK (0x3fffffff << 0) 830 #define CP_PACKET3 0xC0000000 831 #define PACKET3_IT_OPCODE_SHIFT 8 832 #define PACKET3_IT_OPCODE_MASK (0xff << 8) 833 #define PACKET3_COUNT_SHIFT 16 834 #define PACKET3_COUNT_MASK (0x3fff << 16) 835 /* PACKET3 op code */ 836 #define PACKET3_NOP 0x10 837 #define PACKET3_3D_DRAW_VBUF 0x28 838 #define PACKET3_3D_DRAW_IMMD 0x29 839 #define PACKET3_3D_DRAW_INDX 0x2A 840 #define PACKET3_3D_LOAD_VBPNTR 0x2F 841 #define PACKET3_INDX_BUFFER 0x33 842 #define PACKET3_3D_DRAW_VBUF_2 0x34 843 #define PACKET3_3D_DRAW_IMMD_2 0x35 844 #define PACKET3_3D_DRAW_INDX_2 0x36 845 #define PACKET3_BITBLT_MULTI 0x9B 846 847 #define PACKET0(reg, n) (CP_PACKET0 | \ 848 REG_SET(PACKET0_BASE_INDEX, (reg) >> 2) | \ 849 REG_SET(PACKET0_COUNT, (n))) 850 #define PACKET2(v) (CP_PACKET2 | REG_SET(PACKET2_PAD, (v))) 851 #define PACKET3(op, n) (CP_PACKET3 | \ 852 REG_SET(PACKET3_IT_OPCODE, (op)) | \ 853 REG_SET(PACKET3_COUNT, (n))) 854 855 #define PACKET_TYPE0 0 856 #define PACKET_TYPE1 1 857 #define PACKET_TYPE2 2 858 #define PACKET_TYPE3 3 859 860 #define CP_PACKET_GET_TYPE(h) (((h) >> 30) & 3) 861 #define CP_PACKET_GET_COUNT(h) (((h) >> 16) & 0x3FFF) 862 #define CP_PACKET0_GET_REG(h) (((h) & 0x1FFF) << 2) 863 #define CP_PACKET0_GET_ONE_REG_WR(h) (((h) >> 15) & 1) 864 #define CP_PACKET3_GET_OPCODE(h) (((h) >> 8) & 0xFF) 865 866 static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v) 867 { 868 #if DRM_DEBUG_CODE 869 if (rdev->cp.count_dw <= 0) { 870 DRM_ERROR("radeon: writting more dword to ring than expected !\n"); 871 } 872 #endif 873 rdev->cp.ring[rdev->cp.wptr++] = v; 874 rdev->cp.wptr &= rdev->cp.ptr_mask; 875 rdev->cp.count_dw--; 876 rdev->cp.ring_free_dw--; 877 } 878 879 880 /* 881 * ASICs macro. 882 */ 883 #define radeon_init(rdev) (rdev)->asic->init((rdev)) 884 #define radeon_cs_parse(p) rdev->asic->cs_parse((p)) 885 #define radeon_errata(rdev) (rdev)->asic->errata((rdev)) 886 #define radeon_vram_info(rdev) (rdev)->asic->vram_info((rdev)) 887 #define radeon_gpu_reset(rdev) (rdev)->asic->gpu_reset((rdev)) 888 #define radeon_mc_init(rdev) (rdev)->asic->mc_init((rdev)) 889 #define radeon_mc_fini(rdev) (rdev)->asic->mc_fini((rdev)) 890 #define radeon_wb_init(rdev) (rdev)->asic->wb_init((rdev)) 891 #define radeon_wb_fini(rdev) (rdev)->asic->wb_fini((rdev)) 892 #define radeon_gart_enable(rdev) (rdev)->asic->gart_enable((rdev)) 893 #define radeon_gart_disable(rdev) (rdev)->asic->gart_disable((rdev)) 894 #define radeon_gart_tlb_flush(rdev) (rdev)->asic->gart_tlb_flush((rdev)) 895 #define radeon_gart_set_page(rdev, i, p) (rdev)->asic->gart_set_page((rdev), (i), (p)) 896 #define radeon_cp_init(rdev,rsize) (rdev)->asic->cp_init((rdev), (rsize)) 897 #define radeon_cp_fini(rdev) (rdev)->asic->cp_fini((rdev)) 898 #define radeon_cp_disable(rdev) (rdev)->asic->cp_disable((rdev)) 899 #define radeon_ring_start(rdev) (rdev)->asic->ring_start((rdev)) 900 #define radeon_irq_set(rdev) (rdev)->asic->irq_set((rdev)) 901 #define radeon_irq_process(rdev) (rdev)->asic->irq_process((rdev)) 902 #define radeon_get_vblank_counter(rdev, crtc) (rdev)->asic->get_vblank_counter((rdev), (crtc)) 903 #define radeon_fence_ring_emit(rdev, fence) (rdev)->asic->fence_ring_emit((rdev), (fence)) 904 #define radeon_copy_blit(rdev, s, d, np, f) (rdev)->asic->copy_blit((rdev), (s), (d), (np), (f)) 905 #define radeon_copy_dma(rdev, s, d, np, f) (rdev)->asic->copy_dma((rdev), (s), (d), (np), (f)) 906 #define radeon_copy(rdev, s, d, np, f) (rdev)->asic->copy((rdev), (s), (d), (np), (f)) 907 #define radeon_set_engine_clock(rdev, e) (rdev)->asic->set_engine_clock((rdev), (e)) 908 #define radeon_set_memory_clock(rdev, e) (rdev)->asic->set_engine_clock((rdev), (e)) 909 #define radeon_set_pcie_lanes(rdev, l) (rdev)->asic->set_pcie_lanes((rdev), (l)) 910 #define radeon_set_clock_gating(rdev, e) (rdev)->asic->set_clock_gating((rdev), (e)) 911 #define radeon_set_surface_reg(rdev, r, f, p, o, s) ((rdev)->asic->set_surface_reg((rdev), (r), (f), (p), (o), (s))) 912 #define radeon_clear_surface_reg(rdev, r) ((rdev)->asic->clear_surface_reg((rdev), (r))) 913 #define radeon_bandwidth_update(rdev) (rdev)->asic->bandwidth_update((rdev)) 914 915 #endif 916