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 __AMDGPU_H__ 29 #define __AMDGPU_H__ 30 31 #include "amdgpu_ctx.h" 32 33 #include <linux/atomic.h> 34 #include <linux/wait.h> 35 #include <linux/list.h> 36 #include <linux/kref.h> 37 #include <linux/rbtree.h> 38 #include <linux/hashtable.h> 39 #include <linux/dma-fence.h> 40 41 #include <drm/ttm/ttm_bo_api.h> 42 #include <drm/ttm/ttm_bo_driver.h> 43 #include <drm/ttm/ttm_placement.h> 44 #include <drm/ttm/ttm_module.h> 45 #include <drm/ttm/ttm_execbuf_util.h> 46 47 #include <drm/amdgpu_drm.h> 48 #include <drm/drm_gem.h> 49 #include <drm/drm_ioctl.h> 50 #include <drm/gpu_scheduler.h> 51 52 #include <kgd_kfd_interface.h> 53 #include "dm_pp_interface.h" 54 #include "kgd_pp_interface.h" 55 56 #include "amd_shared.h" 57 #include "amdgpu_mode.h" 58 #include "amdgpu_ih.h" 59 #include "amdgpu_irq.h" 60 #include "amdgpu_ucode.h" 61 #include "amdgpu_ttm.h" 62 #include "amdgpu_psp.h" 63 #include "amdgpu_gds.h" 64 #include "amdgpu_sync.h" 65 #include "amdgpu_ring.h" 66 #include "amdgpu_vm.h" 67 #include "amdgpu_dpm.h" 68 #include "amdgpu_acp.h" 69 #include "amdgpu_uvd.h" 70 #include "amdgpu_vce.h" 71 #include "amdgpu_vcn.h" 72 #include "amdgpu_mn.h" 73 #include "amdgpu_gmc.h" 74 #include "amdgpu_gfx.h" 75 #include "amdgpu_sdma.h" 76 #include "amdgpu_dm.h" 77 #include "amdgpu_virt.h" 78 #include "amdgpu_csa.h" 79 #include "amdgpu_gart.h" 80 #include "amdgpu_debugfs.h" 81 #include "amdgpu_job.h" 82 #include "amdgpu_bo_list.h" 83 #include "amdgpu_gem.h" 84 #include "amdgpu_doorbell.h" 85 #include "amdgpu_amdkfd.h" 86 #include "amdgpu_smu.h" 87 #include "amdgpu_discovery.h" 88 #include "amdgpu_mes.h" 89 90 #define MAX_GPU_INSTANCE 16 91 92 struct amdgpu_gpu_instance 93 { 94 struct amdgpu_device *adev; 95 int mgpu_fan_enabled; 96 }; 97 98 struct amdgpu_mgpu_info 99 { 100 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE]; 101 struct mutex mutex; 102 uint32_t num_gpu; 103 uint32_t num_dgpu; 104 uint32_t num_apu; 105 }; 106 107 /* 108 * Modules parameters. 109 */ 110 extern int amdgpu_modeset; 111 extern int amdgpu_vram_limit; 112 extern int amdgpu_vis_vram_limit; 113 extern int amdgpu_gart_size; 114 extern int amdgpu_gtt_size; 115 extern int amdgpu_moverate; 116 extern int amdgpu_benchmarking; 117 extern int amdgpu_testing; 118 extern int amdgpu_audio; 119 extern int amdgpu_disp_priority; 120 extern int amdgpu_hw_i2c; 121 extern int amdgpu_pcie_gen2; 122 extern int amdgpu_msi; 123 extern int amdgpu_dpm; 124 extern int amdgpu_fw_load_type; 125 extern int amdgpu_aspm; 126 extern int amdgpu_runtime_pm; 127 extern uint amdgpu_ip_block_mask; 128 extern int amdgpu_bapm; 129 extern int amdgpu_deep_color; 130 extern int amdgpu_vm_size; 131 extern int amdgpu_vm_block_size; 132 extern int amdgpu_vm_fragment_size; 133 extern int amdgpu_vm_fault_stop; 134 extern int amdgpu_vm_debug; 135 extern int amdgpu_vm_update_mode; 136 extern int amdgpu_dc; 137 extern int amdgpu_sched_jobs; 138 extern int amdgpu_sched_hw_submission; 139 extern uint amdgpu_pcie_gen_cap; 140 extern uint amdgpu_pcie_lane_cap; 141 extern uint amdgpu_cg_mask; 142 extern uint amdgpu_pg_mask; 143 extern uint amdgpu_sdma_phase_quantum; 144 extern char *amdgpu_disable_cu; 145 extern char *amdgpu_virtual_display; 146 extern uint amdgpu_pp_feature_mask; 147 extern int amdgpu_ngg; 148 extern int amdgpu_prim_buf_per_se; 149 extern int amdgpu_pos_buf_per_se; 150 extern int amdgpu_cntl_sb_buf_per_se; 151 extern int amdgpu_param_buf_per_se; 152 extern int amdgpu_job_hang_limit; 153 extern int amdgpu_lbpw; 154 extern int amdgpu_compute_multipipe; 155 extern int amdgpu_gpu_recovery; 156 extern int amdgpu_emu_mode; 157 extern uint amdgpu_smu_memory_pool_size; 158 extern uint amdgpu_dc_feature_mask; 159 extern uint amdgpu_dm_abm_level; 160 extern struct amdgpu_mgpu_info mgpu_info; 161 extern int amdgpu_ras_enable; 162 extern uint amdgpu_ras_mask; 163 extern int amdgpu_async_gfx_ring; 164 extern int amdgpu_mcbp; 165 extern int amdgpu_discovery; 166 extern int amdgpu_mes; 167 extern int amdgpu_noretry; 168 169 #ifdef CONFIG_DRM_AMDGPU_SI 170 extern int amdgpu_si_support; 171 #endif 172 #ifdef CONFIG_DRM_AMDGPU_CIK 173 extern int amdgpu_cik_support; 174 #endif 175 176 #define AMDGPU_VM_MAX_NUM_CTX 4096 177 #define AMDGPU_SG_THRESHOLD (256*1024*1024) 178 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */ 179 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000 180 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */ 181 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2) 182 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */ 183 #define AMDGPU_IB_POOL_SIZE 16 184 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32 185 #define AMDGPUFB_CONN_LIMIT 4 186 #define AMDGPU_BIOS_NUM_SCRATCH 16 187 188 /* hard reset data */ 189 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b 190 191 /* reset flags */ 192 #define AMDGPU_RESET_GFX (1 << 0) 193 #define AMDGPU_RESET_COMPUTE (1 << 1) 194 #define AMDGPU_RESET_DMA (1 << 2) 195 #define AMDGPU_RESET_CP (1 << 3) 196 #define AMDGPU_RESET_GRBM (1 << 4) 197 #define AMDGPU_RESET_DMA1 (1 << 5) 198 #define AMDGPU_RESET_RLC (1 << 6) 199 #define AMDGPU_RESET_SEM (1 << 7) 200 #define AMDGPU_RESET_IH (1 << 8) 201 #define AMDGPU_RESET_VMC (1 << 9) 202 #define AMDGPU_RESET_MC (1 << 10) 203 #define AMDGPU_RESET_DISPLAY (1 << 11) 204 #define AMDGPU_RESET_UVD (1 << 12) 205 #define AMDGPU_RESET_VCE (1 << 13) 206 #define AMDGPU_RESET_VCE1 (1 << 14) 207 208 /* max cursor sizes (in pixels) */ 209 #define CIK_CURSOR_WIDTH 128 210 #define CIK_CURSOR_HEIGHT 128 211 212 struct amdgpu_device; 213 struct amdgpu_ib; 214 struct amdgpu_cs_parser; 215 struct amdgpu_job; 216 struct amdgpu_irq_src; 217 struct amdgpu_fpriv; 218 struct amdgpu_bo_va_mapping; 219 struct amdgpu_atif; 220 struct kfd_vm_fault_info; 221 222 enum amdgpu_cp_irq { 223 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0, 224 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP, 225 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP, 226 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP, 227 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP, 228 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP, 229 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP, 230 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP, 231 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP, 232 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP, 233 234 AMDGPU_CP_IRQ_LAST 235 }; 236 237 enum amdgpu_thermal_irq { 238 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0, 239 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW, 240 241 AMDGPU_THERMAL_IRQ_LAST 242 }; 243 244 enum amdgpu_kiq_irq { 245 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0, 246 AMDGPU_CP_KIQ_IRQ_LAST 247 }; 248 249 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */ 250 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */ 251 #define MAX_KIQ_REG_TRY 80 /* 20 -> 80 */ 252 253 int amdgpu_device_ip_set_clockgating_state(void *dev, 254 enum amd_ip_block_type block_type, 255 enum amd_clockgating_state state); 256 int amdgpu_device_ip_set_powergating_state(void *dev, 257 enum amd_ip_block_type block_type, 258 enum amd_powergating_state state); 259 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev, 260 u32 *flags); 261 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev, 262 enum amd_ip_block_type block_type); 263 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev, 264 enum amd_ip_block_type block_type); 265 266 #define AMDGPU_MAX_IP_NUM 16 267 268 struct amdgpu_ip_block_status { 269 bool valid; 270 bool sw; 271 bool hw; 272 bool late_initialized; 273 bool hang; 274 }; 275 276 struct amdgpu_ip_block_version { 277 const enum amd_ip_block_type type; 278 const u32 major; 279 const u32 minor; 280 const u32 rev; 281 const struct amd_ip_funcs *funcs; 282 }; 283 284 struct amdgpu_ip_block { 285 struct amdgpu_ip_block_status status; 286 const struct amdgpu_ip_block_version *version; 287 }; 288 289 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev, 290 enum amd_ip_block_type type, 291 u32 major, u32 minor); 292 293 struct amdgpu_ip_block * 294 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev, 295 enum amd_ip_block_type type); 296 297 int amdgpu_device_ip_block_add(struct amdgpu_device *adev, 298 const struct amdgpu_ip_block_version *ip_block_version); 299 300 /* 301 * BIOS. 302 */ 303 bool amdgpu_get_bios(struct amdgpu_device *adev); 304 bool amdgpu_read_bios(struct amdgpu_device *adev); 305 306 /* 307 * Clocks 308 */ 309 310 #define AMDGPU_MAX_PPLL 3 311 312 struct amdgpu_clock { 313 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL]; 314 struct amdgpu_pll spll; 315 struct amdgpu_pll mpll; 316 /* 10 Khz units */ 317 uint32_t default_mclk; 318 uint32_t default_sclk; 319 uint32_t default_dispclk; 320 uint32_t current_dispclk; 321 uint32_t dp_extclk; 322 uint32_t max_pixel_clock; 323 }; 324 325 /* sub-allocation manager, it has to be protected by another lock. 326 * By conception this is an helper for other part of the driver 327 * like the indirect buffer or semaphore, which both have their 328 * locking. 329 * 330 * Principe is simple, we keep a list of sub allocation in offset 331 * order (first entry has offset == 0, last entry has the highest 332 * offset). 333 * 334 * When allocating new object we first check if there is room at 335 * the end total_size - (last_object_offset + last_object_size) >= 336 * alloc_size. If so we allocate new object there. 337 * 338 * When there is not enough room at the end, we start waiting for 339 * each sub object until we reach object_offset+object_size >= 340 * alloc_size, this object then become the sub object we return. 341 * 342 * Alignment can't be bigger than page size. 343 * 344 * Hole are not considered for allocation to keep things simple. 345 * Assumption is that there won't be hole (all object on same 346 * alignment). 347 */ 348 349 #define AMDGPU_SA_NUM_FENCE_LISTS 32 350 351 struct amdgpu_sa_manager { 352 wait_queue_head_t wq; 353 struct amdgpu_bo *bo; 354 struct list_head *hole; 355 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS]; 356 struct list_head olist; 357 unsigned size; 358 uint64_t gpu_addr; 359 void *cpu_ptr; 360 uint32_t domain; 361 uint32_t align; 362 }; 363 364 /* sub-allocation buffer */ 365 struct amdgpu_sa_bo { 366 struct list_head olist; 367 struct list_head flist; 368 struct amdgpu_sa_manager *manager; 369 unsigned soffset; 370 unsigned eoffset; 371 struct dma_fence *fence; 372 }; 373 374 int amdgpu_fence_slab_init(void); 375 void amdgpu_fence_slab_fini(void); 376 377 /* 378 * IRQS. 379 */ 380 381 struct amdgpu_flip_work { 382 struct delayed_work flip_work; 383 struct work_struct unpin_work; 384 struct amdgpu_device *adev; 385 int crtc_id; 386 u32 target_vblank; 387 uint64_t base; 388 struct drm_pending_vblank_event *event; 389 struct amdgpu_bo *old_abo; 390 struct dma_fence *excl; 391 unsigned shared_count; 392 struct dma_fence **shared; 393 struct dma_fence_cb cb; 394 bool async; 395 }; 396 397 398 /* 399 * CP & rings. 400 */ 401 402 struct amdgpu_ib { 403 struct amdgpu_sa_bo *sa_bo; 404 uint32_t length_dw; 405 uint64_t gpu_addr; 406 uint32_t *ptr; 407 uint32_t flags; 408 }; 409 410 extern const struct drm_sched_backend_ops amdgpu_sched_ops; 411 412 /* 413 * file private structure 414 */ 415 416 struct amdgpu_fpriv { 417 struct amdgpu_vm vm; 418 struct amdgpu_bo_va *prt_va; 419 struct amdgpu_bo_va *csa_va; 420 struct mutex bo_list_lock; 421 struct idr bo_list_handles; 422 struct amdgpu_ctx_mgr ctx_mgr; 423 }; 424 425 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv); 426 int amdgpu_device_get_job_timeout_settings(struct amdgpu_device *adev); 427 428 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm, 429 unsigned size, struct amdgpu_ib *ib); 430 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, 431 struct dma_fence *f); 432 int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, 433 struct amdgpu_ib *ibs, struct amdgpu_job *job, 434 struct dma_fence **f); 435 int amdgpu_ib_pool_init(struct amdgpu_device *adev); 436 void amdgpu_ib_pool_fini(struct amdgpu_device *adev); 437 int amdgpu_ib_ring_tests(struct amdgpu_device *adev); 438 439 /* 440 * CS. 441 */ 442 struct amdgpu_cs_chunk { 443 uint32_t chunk_id; 444 uint32_t length_dw; 445 void *kdata; 446 }; 447 448 struct amdgpu_cs_post_dep { 449 struct drm_syncobj *syncobj; 450 struct dma_fence_chain *chain; 451 u64 point; 452 }; 453 454 struct amdgpu_cs_parser { 455 struct amdgpu_device *adev; 456 struct drm_file *filp; 457 struct amdgpu_ctx *ctx; 458 459 /* chunks */ 460 unsigned nchunks; 461 struct amdgpu_cs_chunk *chunks; 462 463 /* scheduler job object */ 464 struct amdgpu_job *job; 465 struct drm_sched_entity *entity; 466 467 /* buffer objects */ 468 struct ww_acquire_ctx ticket; 469 struct amdgpu_bo_list *bo_list; 470 struct amdgpu_mn *mn; 471 struct amdgpu_bo_list_entry vm_pd; 472 struct list_head validated; 473 struct dma_fence *fence; 474 uint64_t bytes_moved_threshold; 475 uint64_t bytes_moved_vis_threshold; 476 uint64_t bytes_moved; 477 uint64_t bytes_moved_vis; 478 struct amdgpu_bo_list_entry *evictable; 479 480 /* user fence */ 481 struct amdgpu_bo_list_entry uf_entry; 482 483 unsigned num_post_deps; 484 struct amdgpu_cs_post_dep *post_deps; 485 }; 486 487 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p, 488 uint32_t ib_idx, int idx) 489 { 490 return p->job->ibs[ib_idx].ptr[idx]; 491 } 492 493 static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p, 494 uint32_t ib_idx, int idx, 495 uint32_t value) 496 { 497 p->job->ibs[ib_idx].ptr[idx] = value; 498 } 499 500 /* 501 * Writeback 502 */ 503 #define AMDGPU_MAX_WB 128 /* Reserve at most 128 WB slots for amdgpu-owned rings. */ 504 505 struct amdgpu_wb { 506 struct amdgpu_bo *wb_obj; 507 volatile uint32_t *wb; 508 uint64_t gpu_addr; 509 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */ 510 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)]; 511 }; 512 513 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb); 514 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb); 515 516 /* 517 * Benchmarking 518 */ 519 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number); 520 521 522 /* 523 * Testing 524 */ 525 void amdgpu_test_moves(struct amdgpu_device *adev); 526 527 /* 528 * ASIC specific register table accessible by UMD 529 */ 530 struct amdgpu_allowed_register_entry { 531 uint32_t reg_offset; 532 bool grbm_indexed; 533 }; 534 535 /* 536 * ASIC specific functions. 537 */ 538 struct amdgpu_asic_funcs { 539 bool (*read_disabled_bios)(struct amdgpu_device *adev); 540 bool (*read_bios_from_rom)(struct amdgpu_device *adev, 541 u8 *bios, u32 length_bytes); 542 int (*read_register)(struct amdgpu_device *adev, u32 se_num, 543 u32 sh_num, u32 reg_offset, u32 *value); 544 void (*set_vga_state)(struct amdgpu_device *adev, bool state); 545 int (*reset)(struct amdgpu_device *adev); 546 /* get the reference clock */ 547 u32 (*get_xclk)(struct amdgpu_device *adev); 548 /* MM block clocks */ 549 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk); 550 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk); 551 /* static power management */ 552 int (*get_pcie_lanes)(struct amdgpu_device *adev); 553 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes); 554 /* get config memsize register */ 555 u32 (*get_config_memsize)(struct amdgpu_device *adev); 556 /* flush hdp write queue */ 557 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring); 558 /* invalidate hdp read cache */ 559 void (*invalidate_hdp)(struct amdgpu_device *adev, 560 struct amdgpu_ring *ring); 561 /* check if the asic needs a full reset of if soft reset will work */ 562 bool (*need_full_reset)(struct amdgpu_device *adev); 563 /* initialize doorbell layout for specific asic*/ 564 void (*init_doorbell_index)(struct amdgpu_device *adev); 565 /* PCIe bandwidth usage */ 566 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0, 567 uint64_t *count1); 568 /* do we need to reset the asic at init time (e.g., kexec) */ 569 bool (*need_reset_on_init)(struct amdgpu_device *adev); 570 /* PCIe replay counter */ 571 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev); 572 }; 573 574 /* 575 * IOCTL. 576 */ 577 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data, 578 struct drm_file *filp); 579 580 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); 581 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data, 582 struct drm_file *filp); 583 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); 584 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data, 585 struct drm_file *filp); 586 587 /* VRAM scratch page for HDP bug, default vram page */ 588 struct amdgpu_vram_scratch { 589 struct amdgpu_bo *robj; 590 volatile uint32_t *ptr; 591 u64 gpu_addr; 592 }; 593 594 /* 595 * ACPI 596 */ 597 struct amdgpu_atcs_functions { 598 bool get_ext_state; 599 bool pcie_perf_req; 600 bool pcie_dev_rdy; 601 bool pcie_bus_width; 602 }; 603 604 struct amdgpu_atcs { 605 struct amdgpu_atcs_functions functions; 606 }; 607 608 /* 609 * Firmware VRAM reservation 610 */ 611 struct amdgpu_fw_vram_usage { 612 u64 start_offset; 613 u64 size; 614 struct amdgpu_bo *reserved_bo; 615 void *va; 616 }; 617 618 /* 619 * CGS 620 */ 621 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev); 622 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device); 623 624 /* 625 * Core structure, functions and helpers. 626 */ 627 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t); 628 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t); 629 630 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t); 631 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t); 632 633 634 /* 635 * amdgpu nbio functions 636 * 637 */ 638 struct nbio_hdp_flush_reg { 639 u32 ref_and_mask_cp0; 640 u32 ref_and_mask_cp1; 641 u32 ref_and_mask_cp2; 642 u32 ref_and_mask_cp3; 643 u32 ref_and_mask_cp4; 644 u32 ref_and_mask_cp5; 645 u32 ref_and_mask_cp6; 646 u32 ref_and_mask_cp7; 647 u32 ref_and_mask_cp8; 648 u32 ref_and_mask_cp9; 649 u32 ref_and_mask_sdma0; 650 u32 ref_and_mask_sdma1; 651 }; 652 653 struct amdgpu_mmio_remap { 654 u32 reg_offset; 655 resource_size_t bus_addr; 656 }; 657 658 struct amdgpu_nbio_funcs { 659 const struct nbio_hdp_flush_reg *hdp_flush_reg; 660 u32 (*get_hdp_flush_req_offset)(struct amdgpu_device *adev); 661 u32 (*get_hdp_flush_done_offset)(struct amdgpu_device *adev); 662 u32 (*get_pcie_index_offset)(struct amdgpu_device *adev); 663 u32 (*get_pcie_data_offset)(struct amdgpu_device *adev); 664 u32 (*get_rev_id)(struct amdgpu_device *adev); 665 void (*mc_access_enable)(struct amdgpu_device *adev, bool enable); 666 void (*hdp_flush)(struct amdgpu_device *adev, struct amdgpu_ring *ring); 667 u32 (*get_memsize)(struct amdgpu_device *adev); 668 void (*sdma_doorbell_range)(struct amdgpu_device *adev, int instance, 669 bool use_doorbell, int doorbell_index, int doorbell_size); 670 void (*vcn_doorbell_range)(struct amdgpu_device *adev, bool use_doorbell, 671 int doorbell_index); 672 void (*enable_doorbell_aperture)(struct amdgpu_device *adev, 673 bool enable); 674 void (*enable_doorbell_selfring_aperture)(struct amdgpu_device *adev, 675 bool enable); 676 void (*ih_doorbell_range)(struct amdgpu_device *adev, 677 bool use_doorbell, int doorbell_index); 678 void (*update_medium_grain_clock_gating)(struct amdgpu_device *adev, 679 bool enable); 680 void (*update_medium_grain_light_sleep)(struct amdgpu_device *adev, 681 bool enable); 682 void (*get_clockgating_state)(struct amdgpu_device *adev, 683 u32 *flags); 684 void (*ih_control)(struct amdgpu_device *adev); 685 void (*init_registers)(struct amdgpu_device *adev); 686 void (*detect_hw_virt)(struct amdgpu_device *adev); 687 void (*remap_hdp_registers)(struct amdgpu_device *adev); 688 }; 689 690 struct amdgpu_df_funcs { 691 void (*sw_init)(struct amdgpu_device *adev); 692 void (*enable_broadcast_mode)(struct amdgpu_device *adev, 693 bool enable); 694 u32 (*get_fb_channel_number)(struct amdgpu_device *adev); 695 u32 (*get_hbm_channel_number)(struct amdgpu_device *adev); 696 void (*update_medium_grain_clock_gating)(struct amdgpu_device *adev, 697 bool enable); 698 void (*get_clockgating_state)(struct amdgpu_device *adev, 699 u32 *flags); 700 void (*enable_ecc_force_par_wr_rmw)(struct amdgpu_device *adev, 701 bool enable); 702 int (*pmc_start)(struct amdgpu_device *adev, uint64_t config, 703 int is_enable); 704 int (*pmc_stop)(struct amdgpu_device *adev, uint64_t config, 705 int is_disable); 706 void (*pmc_get_count)(struct amdgpu_device *adev, uint64_t config, 707 uint64_t *count); 708 }; 709 /* Define the HW IP blocks will be used in driver , add more if necessary */ 710 enum amd_hw_ip_block_type { 711 GC_HWIP = 1, 712 HDP_HWIP, 713 SDMA0_HWIP, 714 SDMA1_HWIP, 715 MMHUB_HWIP, 716 ATHUB_HWIP, 717 NBIO_HWIP, 718 MP0_HWIP, 719 MP1_HWIP, 720 UVD_HWIP, 721 VCN_HWIP = UVD_HWIP, 722 VCE_HWIP, 723 DF_HWIP, 724 DCE_HWIP, 725 OSSSYS_HWIP, 726 SMUIO_HWIP, 727 PWR_HWIP, 728 NBIF_HWIP, 729 THM_HWIP, 730 CLK_HWIP, 731 MAX_HWIP 732 }; 733 734 #define HWIP_MAX_INSTANCE 6 735 736 struct amd_powerplay { 737 void *pp_handle; 738 const struct amd_pm_funcs *pp_funcs; 739 }; 740 741 #define AMDGPU_RESET_MAGIC_NUM 64 742 #define AMDGPU_MAX_DF_PERFMONS 4 743 struct amdgpu_device { 744 struct device *dev; 745 struct drm_device *ddev; 746 struct pci_dev *pdev; 747 748 #ifdef CONFIG_DRM_AMD_ACP 749 struct amdgpu_acp acp; 750 #endif 751 752 /* ASIC */ 753 enum amd_asic_type asic_type; 754 uint32_t family; 755 uint32_t rev_id; 756 uint32_t external_rev_id; 757 unsigned long flags; 758 int usec_timeout; 759 const struct amdgpu_asic_funcs *asic_funcs; 760 bool shutdown; 761 bool need_dma32; 762 bool need_swiotlb; 763 bool accel_working; 764 struct notifier_block acpi_nb; 765 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS]; 766 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS]; 767 unsigned debugfs_count; 768 #if defined(CONFIG_DEBUG_FS) 769 struct dentry *debugfs_preempt; 770 struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS]; 771 #endif 772 struct amdgpu_atif *atif; 773 struct amdgpu_atcs atcs; 774 struct mutex srbm_mutex; 775 /* GRBM index mutex. Protects concurrent access to GRBM index */ 776 struct mutex grbm_idx_mutex; 777 struct dev_pm_domain vga_pm_domain; 778 bool have_disp_power_ref; 779 bool have_atomics_support; 780 781 /* BIOS */ 782 bool is_atom_fw; 783 uint8_t *bios; 784 uint32_t bios_size; 785 struct amdgpu_bo *stolen_vga_memory; 786 uint32_t bios_scratch_reg_offset; 787 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH]; 788 789 /* Register/doorbell mmio */ 790 resource_size_t rmmio_base; 791 resource_size_t rmmio_size; 792 void __iomem *rmmio; 793 /* protects concurrent MM_INDEX/DATA based register access */ 794 spinlock_t mmio_idx_lock; 795 struct amdgpu_mmio_remap rmmio_remap; 796 /* protects concurrent SMC based register access */ 797 spinlock_t smc_idx_lock; 798 amdgpu_rreg_t smc_rreg; 799 amdgpu_wreg_t smc_wreg; 800 /* protects concurrent PCIE register access */ 801 spinlock_t pcie_idx_lock; 802 amdgpu_rreg_t pcie_rreg; 803 amdgpu_wreg_t pcie_wreg; 804 amdgpu_rreg_t pciep_rreg; 805 amdgpu_wreg_t pciep_wreg; 806 /* protects concurrent UVD register access */ 807 spinlock_t uvd_ctx_idx_lock; 808 amdgpu_rreg_t uvd_ctx_rreg; 809 amdgpu_wreg_t uvd_ctx_wreg; 810 /* protects concurrent DIDT register access */ 811 spinlock_t didt_idx_lock; 812 amdgpu_rreg_t didt_rreg; 813 amdgpu_wreg_t didt_wreg; 814 /* protects concurrent gc_cac register access */ 815 spinlock_t gc_cac_idx_lock; 816 amdgpu_rreg_t gc_cac_rreg; 817 amdgpu_wreg_t gc_cac_wreg; 818 /* protects concurrent se_cac register access */ 819 spinlock_t se_cac_idx_lock; 820 amdgpu_rreg_t se_cac_rreg; 821 amdgpu_wreg_t se_cac_wreg; 822 /* protects concurrent ENDPOINT (audio) register access */ 823 spinlock_t audio_endpt_idx_lock; 824 amdgpu_block_rreg_t audio_endpt_rreg; 825 amdgpu_block_wreg_t audio_endpt_wreg; 826 void __iomem *rio_mem; 827 resource_size_t rio_mem_size; 828 struct amdgpu_doorbell doorbell; 829 830 /* clock/pll info */ 831 struct amdgpu_clock clock; 832 833 /* MC */ 834 struct amdgpu_gmc gmc; 835 struct amdgpu_gart gart; 836 dma_addr_t dummy_page_addr; 837 struct amdgpu_vm_manager vm_manager; 838 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS]; 839 840 /* memory management */ 841 struct amdgpu_mman mman; 842 struct amdgpu_vram_scratch vram_scratch; 843 struct amdgpu_wb wb; 844 atomic64_t num_bytes_moved; 845 atomic64_t num_evictions; 846 atomic64_t num_vram_cpu_page_faults; 847 atomic_t gpu_reset_counter; 848 atomic_t vram_lost_counter; 849 850 /* data for buffer migration throttling */ 851 struct { 852 spinlock_t lock; 853 s64 last_update_us; 854 s64 accum_us; /* accumulated microseconds */ 855 s64 accum_us_vis; /* for visible VRAM */ 856 u32 log2_max_MBps; 857 } mm_stats; 858 859 /* display */ 860 bool enable_virtual_display; 861 struct amdgpu_mode_info mode_info; 862 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */ 863 struct work_struct hotplug_work; 864 struct amdgpu_irq_src crtc_irq; 865 struct amdgpu_irq_src vupdate_irq; 866 struct amdgpu_irq_src pageflip_irq; 867 struct amdgpu_irq_src hpd_irq; 868 869 /* rings */ 870 u64 fence_context; 871 unsigned num_rings; 872 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS]; 873 bool ib_pool_ready; 874 struct amdgpu_sa_manager ring_tmp_bo; 875 876 /* interrupts */ 877 struct amdgpu_irq irq; 878 879 /* powerplay */ 880 struct amd_powerplay powerplay; 881 bool pp_force_state_enabled; 882 883 /* smu */ 884 struct smu_context smu; 885 886 /* dpm */ 887 struct amdgpu_pm pm; 888 u32 cg_flags; 889 u32 pg_flags; 890 891 /* gfx */ 892 struct amdgpu_gfx gfx; 893 894 /* sdma */ 895 struct amdgpu_sdma sdma; 896 897 /* uvd */ 898 struct amdgpu_uvd uvd; 899 900 /* vce */ 901 struct amdgpu_vce vce; 902 903 /* vcn */ 904 struct amdgpu_vcn vcn; 905 906 /* firmwares */ 907 struct amdgpu_firmware firmware; 908 909 /* PSP */ 910 struct psp_context psp; 911 912 /* GDS */ 913 struct amdgpu_gds gds; 914 915 /* KFD */ 916 struct amdgpu_kfd_dev kfd; 917 918 /* display related functionality */ 919 struct amdgpu_display_manager dm; 920 921 /* discovery */ 922 uint8_t *discovery; 923 924 /* mes */ 925 bool enable_mes; 926 struct amdgpu_mes mes; 927 928 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM]; 929 int num_ip_blocks; 930 struct mutex mn_lock; 931 DECLARE_HASHTABLE(mn_hash, 7); 932 933 /* tracking pinned memory */ 934 atomic64_t vram_pin_size; 935 atomic64_t visible_pin_size; 936 atomic64_t gart_pin_size; 937 938 /* soc15 register offset based on ip, instance and segment */ 939 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE]; 940 941 const struct amdgpu_nbio_funcs *nbio_funcs; 942 const struct amdgpu_df_funcs *df_funcs; 943 944 /* delayed work_func for deferring clockgating during resume */ 945 struct delayed_work delayed_init_work; 946 947 struct amdgpu_virt virt; 948 /* firmware VRAM reservation */ 949 struct amdgpu_fw_vram_usage fw_vram_usage; 950 951 /* link all shadow bo */ 952 struct list_head shadow_list; 953 struct mutex shadow_list_lock; 954 /* keep an lru list of rings by HW IP */ 955 struct list_head ring_lru_list; 956 spinlock_t ring_lru_list_lock; 957 958 /* record hw reset is performed */ 959 bool has_hw_reset; 960 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM]; 961 962 /* s3/s4 mask */ 963 bool in_suspend; 964 965 /* record last mm index being written through WREG32*/ 966 unsigned long last_mm_index; 967 bool in_gpu_reset; 968 struct mutex lock_reset; 969 struct amdgpu_doorbell_index doorbell_index; 970 971 int asic_reset_res; 972 struct work_struct xgmi_reset_work; 973 974 bool in_baco_reset; 975 976 long gfx_timeout; 977 long sdma_timeout; 978 long video_timeout; 979 long compute_timeout; 980 981 uint64_t unique_id; 982 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS]; 983 }; 984 985 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev) 986 { 987 return container_of(bdev, struct amdgpu_device, mman.bdev); 988 } 989 990 int amdgpu_device_init(struct amdgpu_device *adev, 991 struct drm_device *ddev, 992 struct pci_dev *pdev, 993 uint32_t flags); 994 void amdgpu_device_fini(struct amdgpu_device *adev); 995 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev); 996 997 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg, 998 uint32_t acc_flags); 999 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v, 1000 uint32_t acc_flags); 1001 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value); 1002 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset); 1003 1004 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg); 1005 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v); 1006 1007 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type); 1008 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev); 1009 1010 int emu_soc_asic_init(struct amdgpu_device *adev); 1011 1012 /* 1013 * Registers read & write functions. 1014 */ 1015 1016 #define AMDGPU_REGS_IDX (1<<0) 1017 #define AMDGPU_REGS_NO_KIQ (1<<1) 1018 1019 #define RREG32_NO_KIQ(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ) 1020 #define WREG32_NO_KIQ(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ) 1021 1022 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg)) 1023 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v)) 1024 1025 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), 0) 1026 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), AMDGPU_REGS_IDX) 1027 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), 0)) 1028 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), 0) 1029 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), AMDGPU_REGS_IDX) 1030 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 1031 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 1032 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg)) 1033 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v)) 1034 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg)) 1035 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v)) 1036 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg)) 1037 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v)) 1038 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg)) 1039 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v)) 1040 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg)) 1041 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v)) 1042 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg)) 1043 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v)) 1044 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg)) 1045 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v)) 1046 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg)) 1047 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v)) 1048 #define WREG32_P(reg, val, mask) \ 1049 do { \ 1050 uint32_t tmp_ = RREG32(reg); \ 1051 tmp_ &= (mask); \ 1052 tmp_ |= ((val) & ~(mask)); \ 1053 WREG32(reg, tmp_); \ 1054 } while (0) 1055 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and) 1056 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or)) 1057 #define WREG32_PLL_P(reg, val, mask) \ 1058 do { \ 1059 uint32_t tmp_ = RREG32_PLL(reg); \ 1060 tmp_ &= (mask); \ 1061 tmp_ |= ((val) & ~(mask)); \ 1062 WREG32_PLL(reg, tmp_); \ 1063 } while (0) 1064 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false)) 1065 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg)) 1066 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v)) 1067 1068 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT 1069 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK 1070 1071 #define REG_SET_FIELD(orig_val, reg, field, field_val) \ 1072 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \ 1073 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field)))) 1074 1075 #define REG_GET_FIELD(value, reg, field) \ 1076 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field)) 1077 1078 #define WREG32_FIELD(reg, field, val) \ 1079 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) 1080 1081 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \ 1082 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) 1083 1084 /* 1085 * BIOS helpers. 1086 */ 1087 #define RBIOS8(i) (adev->bios[i]) 1088 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8)) 1089 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16)) 1090 1091 /* 1092 * ASICs macro. 1093 */ 1094 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state)) 1095 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev)) 1096 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev)) 1097 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d)) 1098 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec)) 1099 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev)) 1100 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l)) 1101 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev)) 1102 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev)) 1103 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l)) 1104 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v))) 1105 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev)) 1106 #define amdgpu_asic_flush_hdp(adev, r) (adev)->asic_funcs->flush_hdp((adev), (r)) 1107 #define amdgpu_asic_invalidate_hdp(adev, r) (adev)->asic_funcs->invalidate_hdp((adev), (r)) 1108 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev)) 1109 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev)) 1110 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1))) 1111 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev)) 1112 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev))) 1113 1114 /* Common functions */ 1115 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev); 1116 int amdgpu_device_gpu_recover(struct amdgpu_device *adev, 1117 struct amdgpu_job* job); 1118 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev); 1119 bool amdgpu_device_need_post(struct amdgpu_device *adev); 1120 1121 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes, 1122 u64 num_vis_bytes); 1123 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev); 1124 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev, 1125 const u32 *registers, 1126 const u32 array_size); 1127 1128 bool amdgpu_device_is_px(struct drm_device *dev); 1129 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev, 1130 struct amdgpu_device *peer_adev); 1131 1132 /* atpx handler */ 1133 #if defined(CONFIG_VGA_SWITCHEROO) 1134 void amdgpu_register_atpx_handler(void); 1135 void amdgpu_unregister_atpx_handler(void); 1136 bool amdgpu_has_atpx_dgpu_power_cntl(void); 1137 bool amdgpu_is_atpx_hybrid(void); 1138 bool amdgpu_atpx_dgpu_req_power_for_displays(void); 1139 bool amdgpu_has_atpx(void); 1140 #else 1141 static inline void amdgpu_register_atpx_handler(void) {} 1142 static inline void amdgpu_unregister_atpx_handler(void) {} 1143 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; } 1144 static inline bool amdgpu_is_atpx_hybrid(void) { return false; } 1145 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; } 1146 static inline bool amdgpu_has_atpx(void) { return false; } 1147 #endif 1148 1149 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI) 1150 void *amdgpu_atpx_get_dhandle(void); 1151 #else 1152 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; } 1153 #endif 1154 1155 /* 1156 * KMS 1157 */ 1158 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[]; 1159 extern const int amdgpu_max_kms_ioctl; 1160 1161 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags); 1162 void amdgpu_driver_unload_kms(struct drm_device *dev); 1163 void amdgpu_driver_lastclose_kms(struct drm_device *dev); 1164 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv); 1165 void amdgpu_driver_postclose_kms(struct drm_device *dev, 1166 struct drm_file *file_priv); 1167 int amdgpu_device_ip_suspend(struct amdgpu_device *adev); 1168 int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon); 1169 int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon); 1170 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe); 1171 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe); 1172 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe); 1173 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd, 1174 unsigned long arg); 1175 1176 /* 1177 * functions used by amdgpu_encoder.c 1178 */ 1179 struct amdgpu_afmt_acr { 1180 u32 clock; 1181 1182 int n_32khz; 1183 int cts_32khz; 1184 1185 int n_44_1khz; 1186 int cts_44_1khz; 1187 1188 int n_48khz; 1189 int cts_48khz; 1190 1191 }; 1192 1193 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock); 1194 1195 /* amdgpu_acpi.c */ 1196 #if defined(CONFIG_ACPI) 1197 int amdgpu_acpi_init(struct amdgpu_device *adev); 1198 void amdgpu_acpi_fini(struct amdgpu_device *adev); 1199 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev); 1200 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev, 1201 u8 perf_req, bool advertise); 1202 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev); 1203 1204 void amdgpu_acpi_get_backlight_caps(struct amdgpu_device *adev, 1205 struct amdgpu_dm_backlight_caps *caps); 1206 #else 1207 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; } 1208 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { } 1209 #endif 1210 1211 int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser, 1212 uint64_t addr, struct amdgpu_bo **bo, 1213 struct amdgpu_bo_va_mapping **mapping); 1214 1215 #if defined(CONFIG_DRM_AMD_DC) 1216 int amdgpu_dm_display_resume(struct amdgpu_device *adev ); 1217 #else 1218 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; } 1219 #endif 1220 1221 1222 void amdgpu_register_gpu_instance(struct amdgpu_device *adev); 1223 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev); 1224 1225 #include "amdgpu_object.h" 1226 1227 /* used by df_v3_6.c and amdgpu_pmu.c */ 1228 #define AMDGPU_PMU_ATTR(_name, _object) \ 1229 static ssize_t \ 1230 _name##_show(struct device *dev, \ 1231 struct device_attribute *attr, \ 1232 char *page) \ 1233 { \ 1234 BUILD_BUG_ON(sizeof(_object) >= PAGE_SIZE - 1); \ 1235 return sprintf(page, _object "\n"); \ 1236 } \ 1237 \ 1238 static struct device_attribute pmu_attr_##_name = __ATTR_RO(_name) 1239 1240 #endif 1241 1242