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 /* TODO: Here are things that needs to be done : 32 * - surface allocator & initializer : (bit like scratch reg) should 33 * initialize HDP_ stuff on RS600, R600, R700 hw, well anythings 34 * related to surface 35 * - WB : write back stuff (do it bit like scratch reg things) 36 * - Vblank : look at Jesse's rework and what we should do 37 * - r600/r700: gart & cp 38 * - cs : clean cs ioctl use bitmap & things like that. 39 * - power management stuff 40 * - Barrier in gart code 41 * - Unmappabled vram ? 42 * - TESTING, TESTING, TESTING 43 */ 44 45 /* Initialization path: 46 * We expect that acceleration initialization might fail for various 47 * reasons even thought we work hard to make it works on most 48 * configurations. In order to still have a working userspace in such 49 * situation the init path must succeed up to the memory controller 50 * initialization point. Failure before this point are considered as 51 * fatal error. Here is the init callchain : 52 * radeon_device_init perform common structure, mutex initialization 53 * asic_init setup the GPU memory layout and perform all 54 * one time initialization (failure in this 55 * function are considered fatal) 56 * asic_startup setup the GPU acceleration, in order to 57 * follow guideline the first thing this 58 * function should do is setting the GPU 59 * memory controller (only MC setup failure 60 * are considered as fatal) 61 */ 62 63 #include <asm/atomic.h> 64 #include <linux/wait.h> 65 #include <linux/list.h> 66 #include <linux/kref.h> 67 68 #include <ttm/ttm_bo_api.h> 69 #include <ttm/ttm_bo_driver.h> 70 #include <ttm/ttm_placement.h> 71 #include <ttm/ttm_module.h> 72 #include <ttm/ttm_execbuf_util.h> 73 74 #include "radeon_family.h" 75 #include "radeon_mode.h" 76 #include "radeon_reg.h" 77 78 /* 79 * Modules parameters. 80 */ 81 extern int radeon_no_wb; 82 extern int radeon_modeset; 83 extern int radeon_dynclks; 84 extern int radeon_r4xx_atom; 85 extern int radeon_agpmode; 86 extern int radeon_vram_limit; 87 extern int radeon_gart_size; 88 extern int radeon_benchmarking; 89 extern int radeon_testing; 90 extern int radeon_connector_table; 91 extern int radeon_tv; 92 extern int radeon_audio; 93 extern int radeon_disp_priority; 94 extern int radeon_hw_i2c; 95 extern int radeon_pcie_gen2; 96 97 /* 98 * Copy from radeon_drv.h so we don't have to include both and have conflicting 99 * symbol; 100 */ 101 #define RADEON_MAX_USEC_TIMEOUT 100000 /* 100 ms */ 102 #define RADEON_FENCE_JIFFIES_TIMEOUT (HZ / 2) 103 /* RADEON_IB_POOL_SIZE must be a power of 2 */ 104 #define RADEON_IB_POOL_SIZE 16 105 #define RADEON_DEBUGFS_MAX_NUM_FILES 32 106 #define RADEONFB_CONN_LIMIT 4 107 #define RADEON_BIOS_NUM_SCRATCH 8 108 109 /* 110 * Errata workarounds. 111 */ 112 enum radeon_pll_errata { 113 CHIP_ERRATA_R300_CG = 0x00000001, 114 CHIP_ERRATA_PLL_DUMMYREADS = 0x00000002, 115 CHIP_ERRATA_PLL_DELAY = 0x00000004 116 }; 117 118 119 struct radeon_device; 120 121 122 /* 123 * BIOS. 124 */ 125 #define ATRM_BIOS_PAGE 4096 126 127 #if defined(CONFIG_VGA_SWITCHEROO) 128 bool radeon_atrm_supported(struct pci_dev *pdev); 129 int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len); 130 #else 131 static inline bool radeon_atrm_supported(struct pci_dev *pdev) 132 { 133 return false; 134 } 135 136 static inline int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len){ 137 return -EINVAL; 138 } 139 #endif 140 bool radeon_get_bios(struct radeon_device *rdev); 141 142 143 /* 144 * Dummy page 145 */ 146 struct radeon_dummy_page { 147 struct page *page; 148 dma_addr_t addr; 149 }; 150 int radeon_dummy_page_init(struct radeon_device *rdev); 151 void radeon_dummy_page_fini(struct radeon_device *rdev); 152 153 154 /* 155 * Clocks 156 */ 157 struct radeon_clock { 158 struct radeon_pll p1pll; 159 struct radeon_pll p2pll; 160 struct radeon_pll dcpll; 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 uint32_t default_dispclk; 167 uint32_t dp_extclk; 168 uint32_t max_pixel_clock; 169 }; 170 171 /* 172 * Power management 173 */ 174 int radeon_pm_init(struct radeon_device *rdev); 175 void radeon_pm_fini(struct radeon_device *rdev); 176 void radeon_pm_compute_clocks(struct radeon_device *rdev); 177 void radeon_pm_suspend(struct radeon_device *rdev); 178 void radeon_pm_resume(struct radeon_device *rdev); 179 void radeon_combios_get_power_modes(struct radeon_device *rdev); 180 void radeon_atombios_get_power_modes(struct radeon_device *rdev); 181 void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 voltage_type); 182 int radeon_atom_get_max_vddc(struct radeon_device *rdev, u16 *voltage); 183 void rs690_pm_info(struct radeon_device *rdev); 184 extern int rv6xx_get_temp(struct radeon_device *rdev); 185 extern int rv770_get_temp(struct radeon_device *rdev); 186 extern int evergreen_get_temp(struct radeon_device *rdev); 187 extern int sumo_get_temp(struct radeon_device *rdev); 188 189 /* 190 * Fences. 191 */ 192 struct radeon_fence_driver { 193 uint32_t scratch_reg; 194 atomic_t seq; 195 uint32_t last_seq; 196 unsigned long last_jiffies; 197 unsigned long last_timeout; 198 wait_queue_head_t queue; 199 rwlock_t lock; 200 struct list_head created; 201 struct list_head emited; 202 struct list_head signaled; 203 bool initialized; 204 }; 205 206 struct radeon_fence { 207 struct radeon_device *rdev; 208 struct kref kref; 209 struct list_head list; 210 /* protected by radeon_fence.lock */ 211 uint32_t seq; 212 bool emited; 213 bool signaled; 214 }; 215 216 int radeon_fence_driver_init(struct radeon_device *rdev); 217 void radeon_fence_driver_fini(struct radeon_device *rdev); 218 int radeon_fence_create(struct radeon_device *rdev, struct radeon_fence **fence); 219 int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence); 220 void radeon_fence_process(struct radeon_device *rdev); 221 bool radeon_fence_signaled(struct radeon_fence *fence); 222 int radeon_fence_wait(struct radeon_fence *fence, bool interruptible); 223 int radeon_fence_wait_next(struct radeon_device *rdev); 224 int radeon_fence_wait_last(struct radeon_device *rdev); 225 struct radeon_fence *radeon_fence_ref(struct radeon_fence *fence); 226 void radeon_fence_unref(struct radeon_fence **fence); 227 228 /* 229 * Tiling registers 230 */ 231 struct radeon_surface_reg { 232 struct radeon_bo *bo; 233 }; 234 235 #define RADEON_GEM_MAX_SURFACES 8 236 237 /* 238 * TTM. 239 */ 240 struct radeon_mman { 241 struct ttm_bo_global_ref bo_global_ref; 242 struct drm_global_reference mem_global_ref; 243 struct ttm_bo_device bdev; 244 bool mem_global_referenced; 245 bool initialized; 246 }; 247 248 struct radeon_bo { 249 /* Protected by gem.mutex */ 250 struct list_head list; 251 /* Protected by tbo.reserved */ 252 u32 placements[3]; 253 struct ttm_placement placement; 254 struct ttm_buffer_object tbo; 255 struct ttm_bo_kmap_obj kmap; 256 unsigned pin_count; 257 void *kptr; 258 u32 tiling_flags; 259 u32 pitch; 260 int surface_reg; 261 /* Constant after initialization */ 262 struct radeon_device *rdev; 263 struct drm_gem_object gem_base; 264 }; 265 #define gem_to_radeon_bo(gobj) container_of((gobj), struct radeon_bo, gem_base) 266 267 struct radeon_bo_list { 268 struct ttm_validate_buffer tv; 269 struct radeon_bo *bo; 270 uint64_t gpu_offset; 271 unsigned rdomain; 272 unsigned wdomain; 273 u32 tiling_flags; 274 }; 275 276 /* 277 * GEM objects. 278 */ 279 struct radeon_gem { 280 struct mutex mutex; 281 struct list_head objects; 282 }; 283 284 int radeon_gem_init(struct radeon_device *rdev); 285 void radeon_gem_fini(struct radeon_device *rdev); 286 int radeon_gem_object_create(struct radeon_device *rdev, int size, 287 int alignment, int initial_domain, 288 bool discardable, bool kernel, 289 struct drm_gem_object **obj); 290 int radeon_gem_object_pin(struct drm_gem_object *obj, uint32_t pin_domain, 291 uint64_t *gpu_addr); 292 void radeon_gem_object_unpin(struct drm_gem_object *obj); 293 294 int radeon_mode_dumb_create(struct drm_file *file_priv, 295 struct drm_device *dev, 296 struct drm_mode_create_dumb *args); 297 int radeon_mode_dumb_mmap(struct drm_file *filp, 298 struct drm_device *dev, 299 uint32_t handle, uint64_t *offset_p); 300 int radeon_mode_dumb_destroy(struct drm_file *file_priv, 301 struct drm_device *dev, 302 uint32_t handle); 303 304 /* 305 * GART structures, functions & helpers 306 */ 307 struct radeon_mc; 308 309 struct radeon_gart_table_ram { 310 volatile uint32_t *ptr; 311 }; 312 313 struct radeon_gart_table_vram { 314 struct radeon_bo *robj; 315 volatile uint32_t *ptr; 316 }; 317 318 union radeon_gart_table { 319 struct radeon_gart_table_ram ram; 320 struct radeon_gart_table_vram vram; 321 }; 322 323 #define RADEON_GPU_PAGE_SIZE 4096 324 #define RADEON_GPU_PAGE_MASK (RADEON_GPU_PAGE_SIZE - 1) 325 326 struct radeon_gart { 327 dma_addr_t table_addr; 328 unsigned num_gpu_pages; 329 unsigned num_cpu_pages; 330 unsigned table_size; 331 union radeon_gart_table table; 332 struct page **pages; 333 dma_addr_t *pages_addr; 334 bool *ttm_alloced; 335 bool ready; 336 }; 337 338 int radeon_gart_table_ram_alloc(struct radeon_device *rdev); 339 void radeon_gart_table_ram_free(struct radeon_device *rdev); 340 int radeon_gart_table_vram_alloc(struct radeon_device *rdev); 341 void radeon_gart_table_vram_free(struct radeon_device *rdev); 342 int radeon_gart_init(struct radeon_device *rdev); 343 void radeon_gart_fini(struct radeon_device *rdev); 344 void radeon_gart_unbind(struct radeon_device *rdev, unsigned offset, 345 int pages); 346 int radeon_gart_bind(struct radeon_device *rdev, unsigned offset, 347 int pages, struct page **pagelist, 348 dma_addr_t *dma_addr); 349 350 351 /* 352 * GPU MC structures, functions & helpers 353 */ 354 struct radeon_mc { 355 resource_size_t aper_size; 356 resource_size_t aper_base; 357 resource_size_t agp_base; 358 /* for some chips with <= 32MB we need to lie 359 * about vram size near mc fb location */ 360 u64 mc_vram_size; 361 u64 visible_vram_size; 362 u64 gtt_size; 363 u64 gtt_start; 364 u64 gtt_end; 365 u64 vram_start; 366 u64 vram_end; 367 unsigned vram_width; 368 u64 real_vram_size; 369 int vram_mtrr; 370 bool vram_is_ddr; 371 bool igp_sideport_enabled; 372 u64 gtt_base_align; 373 }; 374 375 bool radeon_combios_sideport_present(struct radeon_device *rdev); 376 bool radeon_atombios_sideport_present(struct radeon_device *rdev); 377 378 /* 379 * GPU scratch registers structures, functions & helpers 380 */ 381 struct radeon_scratch { 382 unsigned num_reg; 383 uint32_t reg_base; 384 bool free[32]; 385 uint32_t reg[32]; 386 }; 387 388 int radeon_scratch_get(struct radeon_device *rdev, uint32_t *reg); 389 void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg); 390 391 392 /* 393 * IRQS. 394 */ 395 396 struct radeon_unpin_work { 397 struct work_struct work; 398 struct radeon_device *rdev; 399 int crtc_id; 400 struct radeon_fence *fence; 401 struct drm_pending_vblank_event *event; 402 struct radeon_bo *old_rbo; 403 u64 new_crtc_base; 404 }; 405 406 struct r500_irq_stat_regs { 407 u32 disp_int; 408 }; 409 410 struct r600_irq_stat_regs { 411 u32 disp_int; 412 u32 disp_int_cont; 413 u32 disp_int_cont2; 414 u32 d1grph_int; 415 u32 d2grph_int; 416 }; 417 418 struct evergreen_irq_stat_regs { 419 u32 disp_int; 420 u32 disp_int_cont; 421 u32 disp_int_cont2; 422 u32 disp_int_cont3; 423 u32 disp_int_cont4; 424 u32 disp_int_cont5; 425 u32 d1grph_int; 426 u32 d2grph_int; 427 u32 d3grph_int; 428 u32 d4grph_int; 429 u32 d5grph_int; 430 u32 d6grph_int; 431 }; 432 433 union radeon_irq_stat_regs { 434 struct r500_irq_stat_regs r500; 435 struct r600_irq_stat_regs r600; 436 struct evergreen_irq_stat_regs evergreen; 437 }; 438 439 struct radeon_irq { 440 bool installed; 441 bool sw_int; 442 /* FIXME: use a define max crtc rather than hardcode it */ 443 bool crtc_vblank_int[6]; 444 bool pflip[6]; 445 wait_queue_head_t vblank_queue; 446 /* FIXME: use defines for max hpd/dacs */ 447 bool hpd[6]; 448 bool gui_idle; 449 bool gui_idle_acked; 450 wait_queue_head_t idle_queue; 451 /* FIXME: use defines for max HDMI blocks */ 452 bool hdmi[2]; 453 spinlock_t sw_lock; 454 int sw_refcount; 455 union radeon_irq_stat_regs stat_regs; 456 spinlock_t pflip_lock[6]; 457 int pflip_refcount[6]; 458 }; 459 460 int radeon_irq_kms_init(struct radeon_device *rdev); 461 void radeon_irq_kms_fini(struct radeon_device *rdev); 462 void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev); 463 void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev); 464 void radeon_irq_kms_pflip_irq_get(struct radeon_device *rdev, int crtc); 465 void radeon_irq_kms_pflip_irq_put(struct radeon_device *rdev, int crtc); 466 467 /* 468 * CP & ring. 469 */ 470 struct radeon_ib { 471 struct list_head list; 472 unsigned idx; 473 uint64_t gpu_addr; 474 struct radeon_fence *fence; 475 uint32_t *ptr; 476 uint32_t length_dw; 477 bool free; 478 }; 479 480 /* 481 * locking - 482 * mutex protects scheduled_ibs, ready, alloc_bm 483 */ 484 struct radeon_ib_pool { 485 struct mutex mutex; 486 struct radeon_bo *robj; 487 struct list_head bogus_ib; 488 struct radeon_ib ibs[RADEON_IB_POOL_SIZE]; 489 bool ready; 490 unsigned head_id; 491 }; 492 493 struct radeon_cp { 494 struct radeon_bo *ring_obj; 495 volatile uint32_t *ring; 496 unsigned rptr; 497 unsigned wptr; 498 unsigned wptr_old; 499 unsigned ring_size; 500 unsigned ring_free_dw; 501 int count_dw; 502 uint64_t gpu_addr; 503 uint32_t align_mask; 504 uint32_t ptr_mask; 505 struct mutex mutex; 506 bool ready; 507 }; 508 509 /* 510 * R6xx+ IH ring 511 */ 512 struct r600_ih { 513 struct radeon_bo *ring_obj; 514 volatile uint32_t *ring; 515 unsigned rptr; 516 unsigned wptr; 517 unsigned wptr_old; 518 unsigned ring_size; 519 uint64_t gpu_addr; 520 uint32_t ptr_mask; 521 spinlock_t lock; 522 bool enabled; 523 }; 524 525 struct r600_blit { 526 struct mutex mutex; 527 struct radeon_bo *shader_obj; 528 u64 shader_gpu_addr; 529 u32 vs_offset, ps_offset; 530 u32 state_offset; 531 u32 state_len; 532 u32 vb_used, vb_total; 533 struct radeon_ib *vb_ib; 534 }; 535 536 int radeon_ib_get(struct radeon_device *rdev, struct radeon_ib **ib); 537 void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib); 538 int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib); 539 int radeon_ib_pool_init(struct radeon_device *rdev); 540 void radeon_ib_pool_fini(struct radeon_device *rdev); 541 int radeon_ib_test(struct radeon_device *rdev); 542 extern void radeon_ib_bogus_add(struct radeon_device *rdev, struct radeon_ib *ib); 543 /* Ring access between begin & end cannot sleep */ 544 void radeon_ring_free_size(struct radeon_device *rdev); 545 int radeon_ring_alloc(struct radeon_device *rdev, unsigned ndw); 546 int radeon_ring_lock(struct radeon_device *rdev, unsigned ndw); 547 void radeon_ring_commit(struct radeon_device *rdev); 548 void radeon_ring_unlock_commit(struct radeon_device *rdev); 549 void radeon_ring_unlock_undo(struct radeon_device *rdev); 550 int radeon_ring_test(struct radeon_device *rdev); 551 int radeon_ring_init(struct radeon_device *rdev, unsigned ring_size); 552 void radeon_ring_fini(struct radeon_device *rdev); 553 554 555 /* 556 * CS. 557 */ 558 struct radeon_cs_reloc { 559 struct drm_gem_object *gobj; 560 struct radeon_bo *robj; 561 struct radeon_bo_list lobj; 562 uint32_t handle; 563 uint32_t flags; 564 }; 565 566 struct radeon_cs_chunk { 567 uint32_t chunk_id; 568 uint32_t length_dw; 569 int kpage_idx[2]; 570 uint32_t *kpage[2]; 571 uint32_t *kdata; 572 void __user *user_ptr; 573 int last_copied_page; 574 int last_page_index; 575 }; 576 577 struct radeon_cs_parser { 578 struct device *dev; 579 struct radeon_device *rdev; 580 struct drm_file *filp; 581 /* chunks */ 582 unsigned nchunks; 583 struct radeon_cs_chunk *chunks; 584 uint64_t *chunks_array; 585 /* IB */ 586 unsigned idx; 587 /* relocations */ 588 unsigned nrelocs; 589 struct radeon_cs_reloc *relocs; 590 struct radeon_cs_reloc **relocs_ptr; 591 struct list_head validated; 592 /* indices of various chunks */ 593 int chunk_ib_idx; 594 int chunk_relocs_idx; 595 struct radeon_ib *ib; 596 void *track; 597 unsigned family; 598 int parser_error; 599 }; 600 601 extern int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx); 602 extern int radeon_cs_finish_pages(struct radeon_cs_parser *p); 603 604 605 static inline u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx) 606 { 607 struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx]; 608 u32 pg_idx, pg_offset; 609 u32 idx_value = 0; 610 int new_page; 611 612 pg_idx = (idx * 4) / PAGE_SIZE; 613 pg_offset = (idx * 4) % PAGE_SIZE; 614 615 if (ibc->kpage_idx[0] == pg_idx) 616 return ibc->kpage[0][pg_offset/4]; 617 if (ibc->kpage_idx[1] == pg_idx) 618 return ibc->kpage[1][pg_offset/4]; 619 620 new_page = radeon_cs_update_pages(p, pg_idx); 621 if (new_page < 0) { 622 p->parser_error = new_page; 623 return 0; 624 } 625 626 idx_value = ibc->kpage[new_page][pg_offset/4]; 627 return idx_value; 628 } 629 630 struct radeon_cs_packet { 631 unsigned idx; 632 unsigned type; 633 unsigned reg; 634 unsigned opcode; 635 int count; 636 unsigned one_reg_wr; 637 }; 638 639 typedef int (*radeon_packet0_check_t)(struct radeon_cs_parser *p, 640 struct radeon_cs_packet *pkt, 641 unsigned idx, unsigned reg); 642 typedef int (*radeon_packet3_check_t)(struct radeon_cs_parser *p, 643 struct radeon_cs_packet *pkt); 644 645 646 /* 647 * AGP 648 */ 649 int radeon_agp_init(struct radeon_device *rdev); 650 void radeon_agp_resume(struct radeon_device *rdev); 651 void radeon_agp_suspend(struct radeon_device *rdev); 652 void radeon_agp_fini(struct radeon_device *rdev); 653 654 655 /* 656 * Writeback 657 */ 658 struct radeon_wb { 659 struct radeon_bo *wb_obj; 660 volatile uint32_t *wb; 661 uint64_t gpu_addr; 662 bool enabled; 663 bool use_event; 664 }; 665 666 #define RADEON_WB_SCRATCH_OFFSET 0 667 #define RADEON_WB_CP_RPTR_OFFSET 1024 668 #define RADEON_WB_CP1_RPTR_OFFSET 1280 669 #define RADEON_WB_CP2_RPTR_OFFSET 1536 670 #define R600_WB_IH_WPTR_OFFSET 2048 671 #define R600_WB_EVENT_OFFSET 3072 672 673 /** 674 * struct radeon_pm - power management datas 675 * @max_bandwidth: maximum bandwidth the gpu has (MByte/s) 676 * @igp_sideport_mclk: sideport memory clock Mhz (rs690,rs740,rs780,rs880) 677 * @igp_system_mclk: system clock Mhz (rs690,rs740,rs780,rs880) 678 * @igp_ht_link_clk: ht link clock Mhz (rs690,rs740,rs780,rs880) 679 * @igp_ht_link_width: ht link width in bits (rs690,rs740,rs780,rs880) 680 * @k8_bandwidth: k8 bandwidth the gpu has (MByte/s) (IGP) 681 * @sideport_bandwidth: sideport bandwidth the gpu has (MByte/s) (IGP) 682 * @ht_bandwidth: ht bandwidth the gpu has (MByte/s) (IGP) 683 * @core_bandwidth: core GPU bandwidth the gpu has (MByte/s) (IGP) 684 * @sclk: GPU clock Mhz (core bandwidth depends of this clock) 685 * @needed_bandwidth: current bandwidth needs 686 * 687 * It keeps track of various data needed to take powermanagement decision. 688 * Bandwidth need is used to determine minimun clock of the GPU and memory. 689 * Equation between gpu/memory clock and available bandwidth is hw dependent 690 * (type of memory, bus size, efficiency, ...) 691 */ 692 693 enum radeon_pm_method { 694 PM_METHOD_PROFILE, 695 PM_METHOD_DYNPM, 696 }; 697 698 enum radeon_dynpm_state { 699 DYNPM_STATE_DISABLED, 700 DYNPM_STATE_MINIMUM, 701 DYNPM_STATE_PAUSED, 702 DYNPM_STATE_ACTIVE, 703 DYNPM_STATE_SUSPENDED, 704 }; 705 enum radeon_dynpm_action { 706 DYNPM_ACTION_NONE, 707 DYNPM_ACTION_MINIMUM, 708 DYNPM_ACTION_DOWNCLOCK, 709 DYNPM_ACTION_UPCLOCK, 710 DYNPM_ACTION_DEFAULT 711 }; 712 713 enum radeon_voltage_type { 714 VOLTAGE_NONE = 0, 715 VOLTAGE_GPIO, 716 VOLTAGE_VDDC, 717 VOLTAGE_SW 718 }; 719 720 enum radeon_pm_state_type { 721 POWER_STATE_TYPE_DEFAULT, 722 POWER_STATE_TYPE_POWERSAVE, 723 POWER_STATE_TYPE_BATTERY, 724 POWER_STATE_TYPE_BALANCED, 725 POWER_STATE_TYPE_PERFORMANCE, 726 }; 727 728 enum radeon_pm_profile_type { 729 PM_PROFILE_DEFAULT, 730 PM_PROFILE_AUTO, 731 PM_PROFILE_LOW, 732 PM_PROFILE_MID, 733 PM_PROFILE_HIGH, 734 }; 735 736 #define PM_PROFILE_DEFAULT_IDX 0 737 #define PM_PROFILE_LOW_SH_IDX 1 738 #define PM_PROFILE_MID_SH_IDX 2 739 #define PM_PROFILE_HIGH_SH_IDX 3 740 #define PM_PROFILE_LOW_MH_IDX 4 741 #define PM_PROFILE_MID_MH_IDX 5 742 #define PM_PROFILE_HIGH_MH_IDX 6 743 #define PM_PROFILE_MAX 7 744 745 struct radeon_pm_profile { 746 int dpms_off_ps_idx; 747 int dpms_on_ps_idx; 748 int dpms_off_cm_idx; 749 int dpms_on_cm_idx; 750 }; 751 752 enum radeon_int_thermal_type { 753 THERMAL_TYPE_NONE, 754 THERMAL_TYPE_RV6XX, 755 THERMAL_TYPE_RV770, 756 THERMAL_TYPE_EVERGREEN, 757 THERMAL_TYPE_SUMO, 758 THERMAL_TYPE_NI, 759 }; 760 761 struct radeon_voltage { 762 enum radeon_voltage_type type; 763 /* gpio voltage */ 764 struct radeon_gpio_rec gpio; 765 u32 delay; /* delay in usec from voltage drop to sclk change */ 766 bool active_high; /* voltage drop is active when bit is high */ 767 /* VDDC voltage */ 768 u8 vddc_id; /* index into vddc voltage table */ 769 u8 vddci_id; /* index into vddci voltage table */ 770 bool vddci_enabled; 771 /* r6xx+ sw */ 772 u16 voltage; 773 /* evergreen+ vddci */ 774 u16 vddci; 775 }; 776 777 /* clock mode flags */ 778 #define RADEON_PM_MODE_NO_DISPLAY (1 << 0) 779 780 struct radeon_pm_clock_info { 781 /* memory clock */ 782 u32 mclk; 783 /* engine clock */ 784 u32 sclk; 785 /* voltage info */ 786 struct radeon_voltage voltage; 787 /* standardized clock flags */ 788 u32 flags; 789 }; 790 791 /* state flags */ 792 #define RADEON_PM_STATE_SINGLE_DISPLAY_ONLY (1 << 0) 793 794 struct radeon_power_state { 795 enum radeon_pm_state_type type; 796 /* XXX: use a define for num clock modes */ 797 struct radeon_pm_clock_info clock_info[8]; 798 /* number of valid clock modes in this power state */ 799 int num_clock_modes; 800 struct radeon_pm_clock_info *default_clock_mode; 801 /* standardized state flags */ 802 u32 flags; 803 u32 misc; /* vbios specific flags */ 804 u32 misc2; /* vbios specific flags */ 805 int pcie_lanes; /* pcie lanes */ 806 }; 807 808 /* 809 * Some modes are overclocked by very low value, accept them 810 */ 811 #define RADEON_MODE_OVERCLOCK_MARGIN 500 /* 5 MHz */ 812 813 struct radeon_pm { 814 struct mutex mutex; 815 u32 active_crtcs; 816 int active_crtc_count; 817 int req_vblank; 818 bool vblank_sync; 819 bool gui_idle; 820 fixed20_12 max_bandwidth; 821 fixed20_12 igp_sideport_mclk; 822 fixed20_12 igp_system_mclk; 823 fixed20_12 igp_ht_link_clk; 824 fixed20_12 igp_ht_link_width; 825 fixed20_12 k8_bandwidth; 826 fixed20_12 sideport_bandwidth; 827 fixed20_12 ht_bandwidth; 828 fixed20_12 core_bandwidth; 829 fixed20_12 sclk; 830 fixed20_12 mclk; 831 fixed20_12 needed_bandwidth; 832 struct radeon_power_state *power_state; 833 /* number of valid power states */ 834 int num_power_states; 835 int current_power_state_index; 836 int current_clock_mode_index; 837 int requested_power_state_index; 838 int requested_clock_mode_index; 839 int default_power_state_index; 840 u32 current_sclk; 841 u32 current_mclk; 842 u16 current_vddc; 843 u16 current_vddci; 844 u32 default_sclk; 845 u32 default_mclk; 846 u16 default_vddc; 847 u16 default_vddci; 848 struct radeon_i2c_chan *i2c_bus; 849 /* selected pm method */ 850 enum radeon_pm_method pm_method; 851 /* dynpm power management */ 852 struct delayed_work dynpm_idle_work; 853 enum radeon_dynpm_state dynpm_state; 854 enum radeon_dynpm_action dynpm_planned_action; 855 unsigned long dynpm_action_timeout; 856 bool dynpm_can_upclock; 857 bool dynpm_can_downclock; 858 /* profile-based power management */ 859 enum radeon_pm_profile_type profile; 860 int profile_index; 861 struct radeon_pm_profile profiles[PM_PROFILE_MAX]; 862 /* internal thermal controller on rv6xx+ */ 863 enum radeon_int_thermal_type int_thermal_type; 864 struct device *int_hwmon_dev; 865 }; 866 867 868 /* 869 * Benchmarking 870 */ 871 void radeon_benchmark(struct radeon_device *rdev); 872 873 874 /* 875 * Testing 876 */ 877 void radeon_test_moves(struct radeon_device *rdev); 878 879 880 /* 881 * Debugfs 882 */ 883 int radeon_debugfs_add_files(struct radeon_device *rdev, 884 struct drm_info_list *files, 885 unsigned nfiles); 886 int radeon_debugfs_fence_init(struct radeon_device *rdev); 887 888 889 /* 890 * ASIC specific functions. 891 */ 892 struct radeon_asic { 893 int (*init)(struct radeon_device *rdev); 894 void (*fini)(struct radeon_device *rdev); 895 int (*resume)(struct radeon_device *rdev); 896 int (*suspend)(struct radeon_device *rdev); 897 void (*vga_set_state)(struct radeon_device *rdev, bool state); 898 bool (*gpu_is_lockup)(struct radeon_device *rdev); 899 int (*asic_reset)(struct radeon_device *rdev); 900 void (*gart_tlb_flush)(struct radeon_device *rdev); 901 int (*gart_set_page)(struct radeon_device *rdev, int i, uint64_t addr); 902 int (*cp_init)(struct radeon_device *rdev, unsigned ring_size); 903 void (*cp_fini)(struct radeon_device *rdev); 904 void (*cp_disable)(struct radeon_device *rdev); 905 void (*cp_commit)(struct radeon_device *rdev); 906 void (*ring_start)(struct radeon_device *rdev); 907 int (*ring_test)(struct radeon_device *rdev); 908 void (*ring_ib_execute)(struct radeon_device *rdev, struct radeon_ib *ib); 909 int (*irq_set)(struct radeon_device *rdev); 910 int (*irq_process)(struct radeon_device *rdev); 911 u32 (*get_vblank_counter)(struct radeon_device *rdev, int crtc); 912 void (*fence_ring_emit)(struct radeon_device *rdev, struct radeon_fence *fence); 913 int (*cs_parse)(struct radeon_cs_parser *p); 914 int (*copy_blit)(struct radeon_device *rdev, 915 uint64_t src_offset, 916 uint64_t dst_offset, 917 unsigned num_pages, 918 struct radeon_fence *fence); 919 int (*copy_dma)(struct radeon_device *rdev, 920 uint64_t src_offset, 921 uint64_t dst_offset, 922 unsigned num_pages, 923 struct radeon_fence *fence); 924 int (*copy)(struct radeon_device *rdev, 925 uint64_t src_offset, 926 uint64_t dst_offset, 927 unsigned num_pages, 928 struct radeon_fence *fence); 929 uint32_t (*get_engine_clock)(struct radeon_device *rdev); 930 void (*set_engine_clock)(struct radeon_device *rdev, uint32_t eng_clock); 931 uint32_t (*get_memory_clock)(struct radeon_device *rdev); 932 void (*set_memory_clock)(struct radeon_device *rdev, uint32_t mem_clock); 933 int (*get_pcie_lanes)(struct radeon_device *rdev); 934 void (*set_pcie_lanes)(struct radeon_device *rdev, int lanes); 935 void (*set_clock_gating)(struct radeon_device *rdev, int enable); 936 int (*set_surface_reg)(struct radeon_device *rdev, int reg, 937 uint32_t tiling_flags, uint32_t pitch, 938 uint32_t offset, uint32_t obj_size); 939 void (*clear_surface_reg)(struct radeon_device *rdev, int reg); 940 void (*bandwidth_update)(struct radeon_device *rdev); 941 void (*hpd_init)(struct radeon_device *rdev); 942 void (*hpd_fini)(struct radeon_device *rdev); 943 bool (*hpd_sense)(struct radeon_device *rdev, enum radeon_hpd_id hpd); 944 void (*hpd_set_polarity)(struct radeon_device *rdev, enum radeon_hpd_id hpd); 945 /* ioctl hw specific callback. Some hw might want to perform special 946 * operation on specific ioctl. For instance on wait idle some hw 947 * might want to perform and HDP flush through MMIO as it seems that 948 * some R6XX/R7XX hw doesn't take HDP flush into account if programmed 949 * through ring. 950 */ 951 void (*ioctl_wait_idle)(struct radeon_device *rdev, struct radeon_bo *bo); 952 bool (*gui_idle)(struct radeon_device *rdev); 953 /* power management */ 954 void (*pm_misc)(struct radeon_device *rdev); 955 void (*pm_prepare)(struct radeon_device *rdev); 956 void (*pm_finish)(struct radeon_device *rdev); 957 void (*pm_init_profile)(struct radeon_device *rdev); 958 void (*pm_get_dynpm_state)(struct radeon_device *rdev); 959 /* pageflipping */ 960 void (*pre_page_flip)(struct radeon_device *rdev, int crtc); 961 u32 (*page_flip)(struct radeon_device *rdev, int crtc, u64 crtc_base); 962 void (*post_page_flip)(struct radeon_device *rdev, int crtc); 963 }; 964 965 /* 966 * Asic structures 967 */ 968 struct r100_gpu_lockup { 969 unsigned long last_jiffies; 970 u32 last_cp_rptr; 971 }; 972 973 struct r100_asic { 974 const unsigned *reg_safe_bm; 975 unsigned reg_safe_bm_size; 976 u32 hdp_cntl; 977 struct r100_gpu_lockup lockup; 978 }; 979 980 struct r300_asic { 981 const unsigned *reg_safe_bm; 982 unsigned reg_safe_bm_size; 983 u32 resync_scratch; 984 u32 hdp_cntl; 985 struct r100_gpu_lockup lockup; 986 }; 987 988 struct r600_asic { 989 unsigned max_pipes; 990 unsigned max_tile_pipes; 991 unsigned max_simds; 992 unsigned max_backends; 993 unsigned max_gprs; 994 unsigned max_threads; 995 unsigned max_stack_entries; 996 unsigned max_hw_contexts; 997 unsigned max_gs_threads; 998 unsigned sx_max_export_size; 999 unsigned sx_max_export_pos_size; 1000 unsigned sx_max_export_smx_size; 1001 unsigned sq_num_cf_insts; 1002 unsigned tiling_nbanks; 1003 unsigned tiling_npipes; 1004 unsigned tiling_group_size; 1005 unsigned tile_config; 1006 struct r100_gpu_lockup lockup; 1007 }; 1008 1009 struct rv770_asic { 1010 unsigned max_pipes; 1011 unsigned max_tile_pipes; 1012 unsigned max_simds; 1013 unsigned max_backends; 1014 unsigned max_gprs; 1015 unsigned max_threads; 1016 unsigned max_stack_entries; 1017 unsigned max_hw_contexts; 1018 unsigned max_gs_threads; 1019 unsigned sx_max_export_size; 1020 unsigned sx_max_export_pos_size; 1021 unsigned sx_max_export_smx_size; 1022 unsigned sq_num_cf_insts; 1023 unsigned sx_num_of_sets; 1024 unsigned sc_prim_fifo_size; 1025 unsigned sc_hiz_tile_fifo_size; 1026 unsigned sc_earlyz_tile_fifo_fize; 1027 unsigned tiling_nbanks; 1028 unsigned tiling_npipes; 1029 unsigned tiling_group_size; 1030 unsigned tile_config; 1031 struct r100_gpu_lockup lockup; 1032 }; 1033 1034 struct evergreen_asic { 1035 unsigned num_ses; 1036 unsigned max_pipes; 1037 unsigned max_tile_pipes; 1038 unsigned max_simds; 1039 unsigned max_backends; 1040 unsigned max_gprs; 1041 unsigned max_threads; 1042 unsigned max_stack_entries; 1043 unsigned max_hw_contexts; 1044 unsigned max_gs_threads; 1045 unsigned sx_max_export_size; 1046 unsigned sx_max_export_pos_size; 1047 unsigned sx_max_export_smx_size; 1048 unsigned sq_num_cf_insts; 1049 unsigned sx_num_of_sets; 1050 unsigned sc_prim_fifo_size; 1051 unsigned sc_hiz_tile_fifo_size; 1052 unsigned sc_earlyz_tile_fifo_size; 1053 unsigned tiling_nbanks; 1054 unsigned tiling_npipes; 1055 unsigned tiling_group_size; 1056 unsigned tile_config; 1057 struct r100_gpu_lockup lockup; 1058 }; 1059 1060 struct cayman_asic { 1061 unsigned max_shader_engines; 1062 unsigned max_pipes_per_simd; 1063 unsigned max_tile_pipes; 1064 unsigned max_simds_per_se; 1065 unsigned max_backends_per_se; 1066 unsigned max_texture_channel_caches; 1067 unsigned max_gprs; 1068 unsigned max_threads; 1069 unsigned max_gs_threads; 1070 unsigned max_stack_entries; 1071 unsigned sx_num_of_sets; 1072 unsigned sx_max_export_size; 1073 unsigned sx_max_export_pos_size; 1074 unsigned sx_max_export_smx_size; 1075 unsigned max_hw_contexts; 1076 unsigned sq_num_cf_insts; 1077 unsigned sc_prim_fifo_size; 1078 unsigned sc_hiz_tile_fifo_size; 1079 unsigned sc_earlyz_tile_fifo_size; 1080 1081 unsigned num_shader_engines; 1082 unsigned num_shader_pipes_per_simd; 1083 unsigned num_tile_pipes; 1084 unsigned num_simds_per_se; 1085 unsigned num_backends_per_se; 1086 unsigned backend_disable_mask_per_asic; 1087 unsigned backend_map; 1088 unsigned num_texture_channel_caches; 1089 unsigned mem_max_burst_length_bytes; 1090 unsigned mem_row_size_in_kb; 1091 unsigned shader_engine_tile_size; 1092 unsigned num_gpus; 1093 unsigned multi_gpu_tile_size; 1094 1095 unsigned tile_config; 1096 struct r100_gpu_lockup lockup; 1097 }; 1098 1099 union radeon_asic_config { 1100 struct r300_asic r300; 1101 struct r100_asic r100; 1102 struct r600_asic r600; 1103 struct rv770_asic rv770; 1104 struct evergreen_asic evergreen; 1105 struct cayman_asic cayman; 1106 }; 1107 1108 /* 1109 * asic initizalization from radeon_asic.c 1110 */ 1111 void radeon_agp_disable(struct radeon_device *rdev); 1112 int radeon_asic_init(struct radeon_device *rdev); 1113 1114 1115 /* 1116 * IOCTL. 1117 */ 1118 int radeon_gem_info_ioctl(struct drm_device *dev, void *data, 1119 struct drm_file *filp); 1120 int radeon_gem_create_ioctl(struct drm_device *dev, void *data, 1121 struct drm_file *filp); 1122 int radeon_gem_pin_ioctl(struct drm_device *dev, void *data, 1123 struct drm_file *file_priv); 1124 int radeon_gem_unpin_ioctl(struct drm_device *dev, void *data, 1125 struct drm_file *file_priv); 1126 int radeon_gem_pwrite_ioctl(struct drm_device *dev, void *data, 1127 struct drm_file *file_priv); 1128 int radeon_gem_pread_ioctl(struct drm_device *dev, void *data, 1129 struct drm_file *file_priv); 1130 int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data, 1131 struct drm_file *filp); 1132 int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data, 1133 struct drm_file *filp); 1134 int radeon_gem_busy_ioctl(struct drm_device *dev, void *data, 1135 struct drm_file *filp); 1136 int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data, 1137 struct drm_file *filp); 1138 int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); 1139 int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data, 1140 struct drm_file *filp); 1141 int radeon_gem_get_tiling_ioctl(struct drm_device *dev, void *data, 1142 struct drm_file *filp); 1143 1144 /* VRAM scratch page for HDP bug */ 1145 struct r700_vram_scratch { 1146 struct radeon_bo *robj; 1147 volatile uint32_t *ptr; 1148 }; 1149 1150 /* 1151 * Core structure, functions and helpers. 1152 */ 1153 typedef uint32_t (*radeon_rreg_t)(struct radeon_device*, uint32_t); 1154 typedef void (*radeon_wreg_t)(struct radeon_device*, uint32_t, uint32_t); 1155 1156 struct radeon_device { 1157 struct device *dev; 1158 struct drm_device *ddev; 1159 struct pci_dev *pdev; 1160 /* ASIC */ 1161 union radeon_asic_config config; 1162 enum radeon_family family; 1163 unsigned long flags; 1164 int usec_timeout; 1165 enum radeon_pll_errata pll_errata; 1166 int num_gb_pipes; 1167 int num_z_pipes; 1168 int disp_priority; 1169 /* BIOS */ 1170 uint8_t *bios; 1171 bool is_atom_bios; 1172 uint16_t bios_header_start; 1173 struct radeon_bo *stollen_vga_memory; 1174 /* Register mmio */ 1175 resource_size_t rmmio_base; 1176 resource_size_t rmmio_size; 1177 void *rmmio; 1178 radeon_rreg_t mc_rreg; 1179 radeon_wreg_t mc_wreg; 1180 radeon_rreg_t pll_rreg; 1181 radeon_wreg_t pll_wreg; 1182 uint32_t pcie_reg_mask; 1183 radeon_rreg_t pciep_rreg; 1184 radeon_wreg_t pciep_wreg; 1185 /* io port */ 1186 void __iomem *rio_mem; 1187 resource_size_t rio_mem_size; 1188 struct radeon_clock clock; 1189 struct radeon_mc mc; 1190 struct radeon_gart gart; 1191 struct radeon_mode_info mode_info; 1192 struct radeon_scratch scratch; 1193 struct radeon_mman mman; 1194 struct radeon_fence_driver fence_drv; 1195 struct radeon_cp cp; 1196 /* cayman compute rings */ 1197 struct radeon_cp cp1; 1198 struct radeon_cp cp2; 1199 struct radeon_ib_pool ib_pool; 1200 struct radeon_irq irq; 1201 struct radeon_asic *asic; 1202 struct radeon_gem gem; 1203 struct radeon_pm pm; 1204 uint32_t bios_scratch[RADEON_BIOS_NUM_SCRATCH]; 1205 struct mutex cs_mutex; 1206 struct radeon_wb wb; 1207 struct radeon_dummy_page dummy_page; 1208 bool gpu_lockup; 1209 bool shutdown; 1210 bool suspend; 1211 bool need_dma32; 1212 bool accel_working; 1213 struct radeon_surface_reg surface_regs[RADEON_GEM_MAX_SURFACES]; 1214 const struct firmware *me_fw; /* all family ME firmware */ 1215 const struct firmware *pfp_fw; /* r6/700 PFP firmware */ 1216 const struct firmware *rlc_fw; /* r6/700 RLC firmware */ 1217 const struct firmware *mc_fw; /* NI MC firmware */ 1218 struct r600_blit r600_blit; 1219 struct r700_vram_scratch vram_scratch; 1220 int msi_enabled; /* msi enabled */ 1221 struct r600_ih ih; /* r6/700 interrupt ring */ 1222 struct work_struct hotplug_work; 1223 int num_crtc; /* number of crtcs */ 1224 struct mutex dc_hw_i2c_mutex; /* display controller hw i2c mutex */ 1225 struct mutex vram_mutex; 1226 1227 /* audio stuff */ 1228 bool audio_enabled; 1229 struct timer_list audio_timer; 1230 int audio_channels; 1231 int audio_rate; 1232 int audio_bits_per_sample; 1233 uint8_t audio_status_bits; 1234 uint8_t audio_category_code; 1235 1236 struct notifier_block acpi_nb; 1237 /* only one userspace can use Hyperz features or CMASK at a time */ 1238 struct drm_file *hyperz_filp; 1239 struct drm_file *cmask_filp; 1240 /* i2c buses */ 1241 struct radeon_i2c_chan *i2c_bus[RADEON_MAX_I2C_BUS]; 1242 }; 1243 1244 int radeon_device_init(struct radeon_device *rdev, 1245 struct drm_device *ddev, 1246 struct pci_dev *pdev, 1247 uint32_t flags); 1248 void radeon_device_fini(struct radeon_device *rdev); 1249 int radeon_gpu_wait_for_idle(struct radeon_device *rdev); 1250 1251 static inline uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg) 1252 { 1253 if (reg < rdev->rmmio_size) 1254 return readl(((void __iomem *)rdev->rmmio) + reg); 1255 else { 1256 writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX); 1257 return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA); 1258 } 1259 } 1260 1261 static inline void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) 1262 { 1263 if (reg < rdev->rmmio_size) 1264 writel(v, ((void __iomem *)rdev->rmmio) + reg); 1265 else { 1266 writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX); 1267 writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA); 1268 } 1269 } 1270 1271 static inline u32 r100_io_rreg(struct radeon_device *rdev, u32 reg) 1272 { 1273 if (reg < rdev->rio_mem_size) 1274 return ioread32(rdev->rio_mem + reg); 1275 else { 1276 iowrite32(reg, rdev->rio_mem + RADEON_MM_INDEX); 1277 return ioread32(rdev->rio_mem + RADEON_MM_DATA); 1278 } 1279 } 1280 1281 static inline void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v) 1282 { 1283 if (reg < rdev->rio_mem_size) 1284 iowrite32(v, rdev->rio_mem + reg); 1285 else { 1286 iowrite32(reg, rdev->rio_mem + RADEON_MM_INDEX); 1287 iowrite32(v, rdev->rio_mem + RADEON_MM_DATA); 1288 } 1289 } 1290 1291 /* 1292 * Cast helper 1293 */ 1294 #define to_radeon_fence(p) ((struct radeon_fence *)(p)) 1295 1296 /* 1297 * Registers read & write functions. 1298 */ 1299 #define RREG8(reg) readb(((void __iomem *)rdev->rmmio) + (reg)) 1300 #define WREG8(reg, v) writeb(v, ((void __iomem *)rdev->rmmio) + (reg)) 1301 #define RREG16(reg) readw(((void __iomem *)rdev->rmmio) + (reg)) 1302 #define WREG16(reg, v) writew(v, ((void __iomem *)rdev->rmmio) + (reg)) 1303 #define RREG32(reg) r100_mm_rreg(rdev, (reg)) 1304 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", r100_mm_rreg(rdev, (reg))) 1305 #define WREG32(reg, v) r100_mm_wreg(rdev, (reg), (v)) 1306 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 1307 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 1308 #define RREG32_PLL(reg) rdev->pll_rreg(rdev, (reg)) 1309 #define WREG32_PLL(reg, v) rdev->pll_wreg(rdev, (reg), (v)) 1310 #define RREG32_MC(reg) rdev->mc_rreg(rdev, (reg)) 1311 #define WREG32_MC(reg, v) rdev->mc_wreg(rdev, (reg), (v)) 1312 #define RREG32_PCIE(reg) rv370_pcie_rreg(rdev, (reg)) 1313 #define WREG32_PCIE(reg, v) rv370_pcie_wreg(rdev, (reg), (v)) 1314 #define RREG32_PCIE_P(reg) rdev->pciep_rreg(rdev, (reg)) 1315 #define WREG32_PCIE_P(reg, v) rdev->pciep_wreg(rdev, (reg), (v)) 1316 #define WREG32_P(reg, val, mask) \ 1317 do { \ 1318 uint32_t tmp_ = RREG32(reg); \ 1319 tmp_ &= (mask); \ 1320 tmp_ |= ((val) & ~(mask)); \ 1321 WREG32(reg, tmp_); \ 1322 } while (0) 1323 #define WREG32_PLL_P(reg, val, mask) \ 1324 do { \ 1325 uint32_t tmp_ = RREG32_PLL(reg); \ 1326 tmp_ &= (mask); \ 1327 tmp_ |= ((val) & ~(mask)); \ 1328 WREG32_PLL(reg, tmp_); \ 1329 } while (0) 1330 #define DREG32_SYS(sqf, rdev, reg) seq_printf((sqf), #reg " : 0x%08X\n", r100_mm_rreg((rdev), (reg))) 1331 #define RREG32_IO(reg) r100_io_rreg(rdev, (reg)) 1332 #define WREG32_IO(reg, v) r100_io_wreg(rdev, (reg), (v)) 1333 1334 /* 1335 * Indirect registers accessor 1336 */ 1337 static inline uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg) 1338 { 1339 uint32_t r; 1340 1341 WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask)); 1342 r = RREG32(RADEON_PCIE_DATA); 1343 return r; 1344 } 1345 1346 static inline void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) 1347 { 1348 WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask)); 1349 WREG32(RADEON_PCIE_DATA, (v)); 1350 } 1351 1352 void r100_pll_errata_after_index(struct radeon_device *rdev); 1353 1354 1355 /* 1356 * ASICs helpers. 1357 */ 1358 #define ASIC_IS_RN50(rdev) ((rdev->pdev->device == 0x515e) || \ 1359 (rdev->pdev->device == 0x5969)) 1360 #define ASIC_IS_RV100(rdev) ((rdev->family == CHIP_RV100) || \ 1361 (rdev->family == CHIP_RV200) || \ 1362 (rdev->family == CHIP_RS100) || \ 1363 (rdev->family == CHIP_RS200) || \ 1364 (rdev->family == CHIP_RV250) || \ 1365 (rdev->family == CHIP_RV280) || \ 1366 (rdev->family == CHIP_RS300)) 1367 #define ASIC_IS_R300(rdev) ((rdev->family == CHIP_R300) || \ 1368 (rdev->family == CHIP_RV350) || \ 1369 (rdev->family == CHIP_R350) || \ 1370 (rdev->family == CHIP_RV380) || \ 1371 (rdev->family == CHIP_R420) || \ 1372 (rdev->family == CHIP_R423) || \ 1373 (rdev->family == CHIP_RV410) || \ 1374 (rdev->family == CHIP_RS400) || \ 1375 (rdev->family == CHIP_RS480)) 1376 #define ASIC_IS_X2(rdev) ((rdev->ddev->pdev->device == 0x9441) || \ 1377 (rdev->ddev->pdev->device == 0x9443) || \ 1378 (rdev->ddev->pdev->device == 0x944B) || \ 1379 (rdev->ddev->pdev->device == 0x9506) || \ 1380 (rdev->ddev->pdev->device == 0x9509) || \ 1381 (rdev->ddev->pdev->device == 0x950F) || \ 1382 (rdev->ddev->pdev->device == 0x689C) || \ 1383 (rdev->ddev->pdev->device == 0x689D)) 1384 #define ASIC_IS_AVIVO(rdev) ((rdev->family >= CHIP_RS600)) 1385 #define ASIC_IS_DCE2(rdev) ((rdev->family == CHIP_RS600) || \ 1386 (rdev->family == CHIP_RS690) || \ 1387 (rdev->family == CHIP_RS740) || \ 1388 (rdev->family >= CHIP_R600)) 1389 #define ASIC_IS_DCE3(rdev) ((rdev->family >= CHIP_RV620)) 1390 #define ASIC_IS_DCE32(rdev) ((rdev->family >= CHIP_RV730)) 1391 #define ASIC_IS_DCE4(rdev) ((rdev->family >= CHIP_CEDAR)) 1392 #define ASIC_IS_DCE41(rdev) ((rdev->family >= CHIP_PALM) && \ 1393 (rdev->flags & RADEON_IS_IGP)) 1394 #define ASIC_IS_DCE5(rdev) ((rdev->family >= CHIP_BARTS)) 1395 1396 /* 1397 * BIOS helpers. 1398 */ 1399 #define RBIOS8(i) (rdev->bios[i]) 1400 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8)) 1401 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16)) 1402 1403 int radeon_combios_init(struct radeon_device *rdev); 1404 void radeon_combios_fini(struct radeon_device *rdev); 1405 int radeon_atombios_init(struct radeon_device *rdev); 1406 void radeon_atombios_fini(struct radeon_device *rdev); 1407 1408 1409 /* 1410 * RING helpers. 1411 */ 1412 static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v) 1413 { 1414 #if DRM_DEBUG_CODE 1415 if (rdev->cp.count_dw <= 0) { 1416 DRM_ERROR("radeon: writting more dword to ring than expected !\n"); 1417 } 1418 #endif 1419 rdev->cp.ring[rdev->cp.wptr++] = v; 1420 rdev->cp.wptr &= rdev->cp.ptr_mask; 1421 rdev->cp.count_dw--; 1422 rdev->cp.ring_free_dw--; 1423 } 1424 1425 1426 /* 1427 * ASICs macro. 1428 */ 1429 #define radeon_init(rdev) (rdev)->asic->init((rdev)) 1430 #define radeon_fini(rdev) (rdev)->asic->fini((rdev)) 1431 #define radeon_resume(rdev) (rdev)->asic->resume((rdev)) 1432 #define radeon_suspend(rdev) (rdev)->asic->suspend((rdev)) 1433 #define radeon_cs_parse(p) rdev->asic->cs_parse((p)) 1434 #define radeon_vga_set_state(rdev, state) (rdev)->asic->vga_set_state((rdev), (state)) 1435 #define radeon_gpu_is_lockup(rdev) (rdev)->asic->gpu_is_lockup((rdev)) 1436 #define radeon_asic_reset(rdev) (rdev)->asic->asic_reset((rdev)) 1437 #define radeon_gart_tlb_flush(rdev) (rdev)->asic->gart_tlb_flush((rdev)) 1438 #define radeon_gart_set_page(rdev, i, p) (rdev)->asic->gart_set_page((rdev), (i), (p)) 1439 #define radeon_cp_commit(rdev) (rdev)->asic->cp_commit((rdev)) 1440 #define radeon_ring_start(rdev) (rdev)->asic->ring_start((rdev)) 1441 #define radeon_ring_test(rdev) (rdev)->asic->ring_test((rdev)) 1442 #define radeon_ring_ib_execute(rdev, ib) (rdev)->asic->ring_ib_execute((rdev), (ib)) 1443 #define radeon_irq_set(rdev) (rdev)->asic->irq_set((rdev)) 1444 #define radeon_irq_process(rdev) (rdev)->asic->irq_process((rdev)) 1445 #define radeon_get_vblank_counter(rdev, crtc) (rdev)->asic->get_vblank_counter((rdev), (crtc)) 1446 #define radeon_fence_ring_emit(rdev, fence) (rdev)->asic->fence_ring_emit((rdev), (fence)) 1447 #define radeon_copy_blit(rdev, s, d, np, f) (rdev)->asic->copy_blit((rdev), (s), (d), (np), (f)) 1448 #define radeon_copy_dma(rdev, s, d, np, f) (rdev)->asic->copy_dma((rdev), (s), (d), (np), (f)) 1449 #define radeon_copy(rdev, s, d, np, f) (rdev)->asic->copy((rdev), (s), (d), (np), (f)) 1450 #define radeon_get_engine_clock(rdev) (rdev)->asic->get_engine_clock((rdev)) 1451 #define radeon_set_engine_clock(rdev, e) (rdev)->asic->set_engine_clock((rdev), (e)) 1452 #define radeon_get_memory_clock(rdev) (rdev)->asic->get_memory_clock((rdev)) 1453 #define radeon_set_memory_clock(rdev, e) (rdev)->asic->set_memory_clock((rdev), (e)) 1454 #define radeon_get_pcie_lanes(rdev) (rdev)->asic->get_pcie_lanes((rdev)) 1455 #define radeon_set_pcie_lanes(rdev, l) (rdev)->asic->set_pcie_lanes((rdev), (l)) 1456 #define radeon_set_clock_gating(rdev, e) (rdev)->asic->set_clock_gating((rdev), (e)) 1457 #define radeon_set_surface_reg(rdev, r, f, p, o, s) ((rdev)->asic->set_surface_reg((rdev), (r), (f), (p), (o), (s))) 1458 #define radeon_clear_surface_reg(rdev, r) ((rdev)->asic->clear_surface_reg((rdev), (r))) 1459 #define radeon_bandwidth_update(rdev) (rdev)->asic->bandwidth_update((rdev)) 1460 #define radeon_hpd_init(rdev) (rdev)->asic->hpd_init((rdev)) 1461 #define radeon_hpd_fini(rdev) (rdev)->asic->hpd_fini((rdev)) 1462 #define radeon_hpd_sense(rdev, hpd) (rdev)->asic->hpd_sense((rdev), (hpd)) 1463 #define radeon_hpd_set_polarity(rdev, hpd) (rdev)->asic->hpd_set_polarity((rdev), (hpd)) 1464 #define radeon_gui_idle(rdev) (rdev)->asic->gui_idle((rdev)) 1465 #define radeon_pm_misc(rdev) (rdev)->asic->pm_misc((rdev)) 1466 #define radeon_pm_prepare(rdev) (rdev)->asic->pm_prepare((rdev)) 1467 #define radeon_pm_finish(rdev) (rdev)->asic->pm_finish((rdev)) 1468 #define radeon_pm_init_profile(rdev) (rdev)->asic->pm_init_profile((rdev)) 1469 #define radeon_pm_get_dynpm_state(rdev) (rdev)->asic->pm_get_dynpm_state((rdev)) 1470 #define radeon_pre_page_flip(rdev, crtc) rdev->asic->pre_page_flip((rdev), (crtc)) 1471 #define radeon_page_flip(rdev, crtc, base) rdev->asic->page_flip((rdev), (crtc), (base)) 1472 #define radeon_post_page_flip(rdev, crtc) rdev->asic->post_page_flip((rdev), (crtc)) 1473 1474 /* Common functions */ 1475 /* AGP */ 1476 extern int radeon_gpu_reset(struct radeon_device *rdev); 1477 extern void radeon_agp_disable(struct radeon_device *rdev); 1478 extern int radeon_gart_table_vram_pin(struct radeon_device *rdev); 1479 extern void radeon_gart_restore(struct radeon_device *rdev); 1480 extern int radeon_modeset_init(struct radeon_device *rdev); 1481 extern void radeon_modeset_fini(struct radeon_device *rdev); 1482 extern bool radeon_card_posted(struct radeon_device *rdev); 1483 extern void radeon_update_bandwidth_info(struct radeon_device *rdev); 1484 extern void radeon_update_display_priority(struct radeon_device *rdev); 1485 extern bool radeon_boot_test_post_card(struct radeon_device *rdev); 1486 extern void radeon_scratch_init(struct radeon_device *rdev); 1487 extern void radeon_wb_fini(struct radeon_device *rdev); 1488 extern int radeon_wb_init(struct radeon_device *rdev); 1489 extern void radeon_wb_disable(struct radeon_device *rdev); 1490 extern void radeon_surface_init(struct radeon_device *rdev); 1491 extern int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data); 1492 extern void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable); 1493 extern void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable); 1494 extern void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain); 1495 extern bool radeon_ttm_bo_is_radeon_bo(struct ttm_buffer_object *bo); 1496 extern void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64 base); 1497 extern void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc); 1498 extern int radeon_resume_kms(struct drm_device *dev); 1499 extern int radeon_suspend_kms(struct drm_device *dev, pm_message_t state); 1500 extern void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size); 1501 1502 /* 1503 * r600 functions used by radeon_encoder.c 1504 */ 1505 extern void r600_hdmi_enable(struct drm_encoder *encoder); 1506 extern void r600_hdmi_disable(struct drm_encoder *encoder); 1507 extern void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mode); 1508 1509 extern int ni_init_microcode(struct radeon_device *rdev); 1510 extern int ni_mc_load_microcode(struct radeon_device *rdev); 1511 1512 /* radeon_acpi.c */ 1513 #if defined(CONFIG_ACPI) 1514 extern int radeon_acpi_init(struct radeon_device *rdev); 1515 #else 1516 static inline int radeon_acpi_init(struct radeon_device *rdev) { return 0; } 1517 #endif 1518 1519 #include "radeon_object.h" 1520 1521 #endif 1522