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 #ifdef pr_fmt 32 #undef pr_fmt 33 #endif 34 35 #define pr_fmt(fmt) "amdgpu: " fmt 36 37 #ifdef dev_fmt 38 #undef dev_fmt 39 #endif 40 41 #define dev_fmt(fmt) "amdgpu: " fmt 42 43 #include "amdgpu_ctx.h" 44 45 #include <linux/atomic.h> 46 #include <linux/wait.h> 47 #include <linux/list.h> 48 #include <linux/kref.h> 49 #include <linux/rbtree.h> 50 #include <linux/hashtable.h> 51 #include <linux/dma-fence.h> 52 #include <linux/pci.h> 53 54 #include <drm/ttm/ttm_bo.h> 55 #include <drm/ttm/ttm_placement.h> 56 57 #include <drm/amdgpu_drm.h> 58 #include <drm/drm_gem.h> 59 #include <drm/drm_ioctl.h> 60 61 #include <kgd_kfd_interface.h> 62 #include "dm_pp_interface.h" 63 #include "kgd_pp_interface.h" 64 65 #include "amd_shared.h" 66 #include "amdgpu_mode.h" 67 #include "amdgpu_ih.h" 68 #include "amdgpu_irq.h" 69 #include "amdgpu_ucode.h" 70 #include "amdgpu_ttm.h" 71 #include "amdgpu_psp.h" 72 #include "amdgpu_gds.h" 73 #include "amdgpu_sync.h" 74 #include "amdgpu_ring.h" 75 #include "amdgpu_vm.h" 76 #include "amdgpu_dpm.h" 77 #include "amdgpu_acp.h" 78 #include "amdgpu_uvd.h" 79 #include "amdgpu_vce.h" 80 #include "amdgpu_vcn.h" 81 #include "amdgpu_jpeg.h" 82 #include "amdgpu_vpe.h" 83 #include "amdgpu_umsch_mm.h" 84 #include "amdgpu_gmc.h" 85 #include "amdgpu_gfx.h" 86 #include "amdgpu_sdma.h" 87 #include "amdgpu_lsdma.h" 88 #include "amdgpu_nbio.h" 89 #include "amdgpu_hdp.h" 90 #include "amdgpu_dm.h" 91 #include "amdgpu_virt.h" 92 #include "amdgpu_csa.h" 93 #include "amdgpu_mes_ctx.h" 94 #include "amdgpu_gart.h" 95 #include "amdgpu_debugfs.h" 96 #include "amdgpu_job.h" 97 #include "amdgpu_bo_list.h" 98 #include "amdgpu_gem.h" 99 #include "amdgpu_doorbell.h" 100 #include "amdgpu_amdkfd.h" 101 #include "amdgpu_discovery.h" 102 #include "amdgpu_mes.h" 103 #include "amdgpu_umc.h" 104 #include "amdgpu_mmhub.h" 105 #include "amdgpu_gfxhub.h" 106 #include "amdgpu_df.h" 107 #include "amdgpu_smuio.h" 108 #include "amdgpu_fdinfo.h" 109 #include "amdgpu_mca.h" 110 #include "amdgpu_ras.h" 111 #include "amdgpu_xcp.h" 112 113 #define MAX_GPU_INSTANCE 64 114 115 struct amdgpu_gpu_instance 116 { 117 struct amdgpu_device *adev; 118 int mgpu_fan_enabled; 119 }; 120 121 struct amdgpu_mgpu_info 122 { 123 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE]; 124 struct mutex mutex; 125 uint32_t num_gpu; 126 uint32_t num_dgpu; 127 uint32_t num_apu; 128 129 /* delayed reset_func for XGMI configuration if necessary */ 130 struct delayed_work delayed_reset_work; 131 bool pending_reset; 132 }; 133 134 enum amdgpu_ss { 135 AMDGPU_SS_DRV_LOAD, 136 AMDGPU_SS_DEV_D0, 137 AMDGPU_SS_DEV_D3, 138 AMDGPU_SS_DRV_UNLOAD 139 }; 140 141 struct amdgpu_watchdog_timer 142 { 143 bool timeout_fatal_disable; 144 uint32_t period; /* maxCycles = (1 << period), the number of cycles before a timeout */ 145 }; 146 147 #define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH 256 148 149 /* 150 * Modules parameters. 151 */ 152 extern int amdgpu_modeset; 153 extern unsigned int amdgpu_vram_limit; 154 extern int amdgpu_vis_vram_limit; 155 extern int amdgpu_gart_size; 156 extern int amdgpu_gtt_size; 157 extern int amdgpu_moverate; 158 extern int amdgpu_audio; 159 extern int amdgpu_disp_priority; 160 extern int amdgpu_hw_i2c; 161 extern int amdgpu_pcie_gen2; 162 extern int amdgpu_msi; 163 extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH]; 164 extern int amdgpu_dpm; 165 extern int amdgpu_fw_load_type; 166 extern int amdgpu_aspm; 167 extern int amdgpu_runtime_pm; 168 extern uint amdgpu_ip_block_mask; 169 extern int amdgpu_bapm; 170 extern int amdgpu_deep_color; 171 extern int amdgpu_vm_size; 172 extern int amdgpu_vm_block_size; 173 extern int amdgpu_vm_fragment_size; 174 extern int amdgpu_vm_fault_stop; 175 extern int amdgpu_vm_debug; 176 extern int amdgpu_vm_update_mode; 177 extern int amdgpu_exp_hw_support; 178 extern int amdgpu_dc; 179 extern int amdgpu_sched_jobs; 180 extern int amdgpu_sched_hw_submission; 181 extern uint amdgpu_pcie_gen_cap; 182 extern uint amdgpu_pcie_lane_cap; 183 extern u64 amdgpu_cg_mask; 184 extern uint amdgpu_pg_mask; 185 extern uint amdgpu_sdma_phase_quantum; 186 extern char *amdgpu_disable_cu; 187 extern char *amdgpu_virtual_display; 188 extern uint amdgpu_pp_feature_mask; 189 extern uint amdgpu_force_long_training; 190 extern int amdgpu_lbpw; 191 extern int amdgpu_compute_multipipe; 192 extern int amdgpu_gpu_recovery; 193 extern int amdgpu_emu_mode; 194 extern uint amdgpu_smu_memory_pool_size; 195 extern int amdgpu_smu_pptable_id; 196 extern uint amdgpu_dc_feature_mask; 197 extern uint amdgpu_dc_debug_mask; 198 extern uint amdgpu_dc_visual_confirm; 199 extern uint amdgpu_dm_abm_level; 200 extern int amdgpu_backlight; 201 extern struct amdgpu_mgpu_info mgpu_info; 202 extern int amdgpu_ras_enable; 203 extern uint amdgpu_ras_mask; 204 extern int amdgpu_bad_page_threshold; 205 extern bool amdgpu_ignore_bad_page_threshold; 206 extern struct amdgpu_watchdog_timer amdgpu_watchdog_timer; 207 extern int amdgpu_async_gfx_ring; 208 extern int amdgpu_mcbp; 209 extern int amdgpu_discovery; 210 extern int amdgpu_mes; 211 extern int amdgpu_mes_kiq; 212 extern int amdgpu_noretry; 213 extern int amdgpu_force_asic_type; 214 extern int amdgpu_smartshift_bias; 215 extern int amdgpu_use_xgmi_p2p; 216 extern int amdgpu_mtype_local; 217 extern bool enforce_isolation; 218 #ifdef CONFIG_HSA_AMD 219 extern int sched_policy; 220 extern bool debug_evictions; 221 extern bool no_system_mem_limit; 222 extern int halt_if_hws_hang; 223 #else 224 static const int __maybe_unused sched_policy = KFD_SCHED_POLICY_HWS; 225 static const bool __maybe_unused debug_evictions; /* = false */ 226 static const bool __maybe_unused no_system_mem_limit; 227 static const int __maybe_unused halt_if_hws_hang; 228 #endif 229 #ifdef CONFIG_HSA_AMD_P2P 230 extern bool pcie_p2p; 231 #endif 232 233 extern int amdgpu_tmz; 234 extern int amdgpu_reset_method; 235 236 #ifdef CONFIG_DRM_AMDGPU_SI 237 extern int amdgpu_si_support; 238 #endif 239 #ifdef CONFIG_DRM_AMDGPU_CIK 240 extern int amdgpu_cik_support; 241 #endif 242 extern int amdgpu_num_kcq; 243 244 #define AMDGPU_VCNFW_LOG_SIZE (32 * 1024) 245 extern int amdgpu_vcnfw_log; 246 extern int amdgpu_sg_display; 247 extern int amdgpu_umsch_mm; 248 extern int amdgpu_seamless; 249 250 extern int amdgpu_user_partt_mode; 251 252 #define AMDGPU_VM_MAX_NUM_CTX 4096 253 #define AMDGPU_SG_THRESHOLD (256*1024*1024) 254 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000 255 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */ 256 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2) 257 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32 258 #define AMDGPUFB_CONN_LIMIT 4 259 #define AMDGPU_BIOS_NUM_SCRATCH 16 260 261 #define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */ 262 263 /* hard reset data */ 264 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b 265 266 /* reset flags */ 267 #define AMDGPU_RESET_GFX (1 << 0) 268 #define AMDGPU_RESET_COMPUTE (1 << 1) 269 #define AMDGPU_RESET_DMA (1 << 2) 270 #define AMDGPU_RESET_CP (1 << 3) 271 #define AMDGPU_RESET_GRBM (1 << 4) 272 #define AMDGPU_RESET_DMA1 (1 << 5) 273 #define AMDGPU_RESET_RLC (1 << 6) 274 #define AMDGPU_RESET_SEM (1 << 7) 275 #define AMDGPU_RESET_IH (1 << 8) 276 #define AMDGPU_RESET_VMC (1 << 9) 277 #define AMDGPU_RESET_MC (1 << 10) 278 #define AMDGPU_RESET_DISPLAY (1 << 11) 279 #define AMDGPU_RESET_UVD (1 << 12) 280 #define AMDGPU_RESET_VCE (1 << 13) 281 #define AMDGPU_RESET_VCE1 (1 << 14) 282 283 /* max cursor sizes (in pixels) */ 284 #define CIK_CURSOR_WIDTH 128 285 #define CIK_CURSOR_HEIGHT 128 286 287 /* smart shift bias level limits */ 288 #define AMDGPU_SMARTSHIFT_MAX_BIAS (100) 289 #define AMDGPU_SMARTSHIFT_MIN_BIAS (-100) 290 291 /* Extra time delay(in ms) to eliminate the influence of temperature momentary fluctuation */ 292 #define AMDGPU_SWCTF_EXTRA_DELAY 50 293 294 struct amdgpu_xcp_mgr; 295 struct amdgpu_device; 296 struct amdgpu_irq_src; 297 struct amdgpu_fpriv; 298 struct amdgpu_bo_va_mapping; 299 struct kfd_vm_fault_info; 300 struct amdgpu_hive_info; 301 struct amdgpu_reset_context; 302 struct amdgpu_reset_control; 303 304 enum amdgpu_cp_irq { 305 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0, 306 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP, 307 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP, 308 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP, 309 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP, 310 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP, 311 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP, 312 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP, 313 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP, 314 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP, 315 316 AMDGPU_CP_IRQ_LAST 317 }; 318 319 enum amdgpu_thermal_irq { 320 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0, 321 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW, 322 323 AMDGPU_THERMAL_IRQ_LAST 324 }; 325 326 enum amdgpu_kiq_irq { 327 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0, 328 AMDGPU_CP_KIQ_IRQ_LAST 329 }; 330 #define SRIOV_USEC_TIMEOUT 1200000 /* wait 12 * 100ms for SRIOV */ 331 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */ 332 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */ 333 #define MAX_KIQ_REG_TRY 1000 334 335 int amdgpu_device_ip_set_clockgating_state(void *dev, 336 enum amd_ip_block_type block_type, 337 enum amd_clockgating_state state); 338 int amdgpu_device_ip_set_powergating_state(void *dev, 339 enum amd_ip_block_type block_type, 340 enum amd_powergating_state state); 341 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev, 342 u64 *flags); 343 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev, 344 enum amd_ip_block_type block_type); 345 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev, 346 enum amd_ip_block_type block_type); 347 348 #define AMDGPU_MAX_IP_NUM 16 349 350 struct amdgpu_ip_block_status { 351 bool valid; 352 bool sw; 353 bool hw; 354 bool late_initialized; 355 bool hang; 356 }; 357 358 struct amdgpu_ip_block_version { 359 const enum amd_ip_block_type type; 360 const u32 major; 361 const u32 minor; 362 const u32 rev; 363 const struct amd_ip_funcs *funcs; 364 }; 365 366 #define HW_REV(_Major, _Minor, _Rev) \ 367 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev))) 368 369 struct amdgpu_ip_block { 370 struct amdgpu_ip_block_status status; 371 const struct amdgpu_ip_block_version *version; 372 }; 373 374 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev, 375 enum amd_ip_block_type type, 376 u32 major, u32 minor); 377 378 struct amdgpu_ip_block * 379 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev, 380 enum amd_ip_block_type type); 381 382 int amdgpu_device_ip_block_add(struct amdgpu_device *adev, 383 const struct amdgpu_ip_block_version *ip_block_version); 384 385 /* 386 * BIOS. 387 */ 388 bool amdgpu_get_bios(struct amdgpu_device *adev); 389 bool amdgpu_read_bios(struct amdgpu_device *adev); 390 bool amdgpu_soc15_read_bios_from_rom(struct amdgpu_device *adev, 391 u8 *bios, u32 length_bytes); 392 /* 393 * Clocks 394 */ 395 396 #define AMDGPU_MAX_PPLL 3 397 398 struct amdgpu_clock { 399 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL]; 400 struct amdgpu_pll spll; 401 struct amdgpu_pll mpll; 402 /* 10 Khz units */ 403 uint32_t default_mclk; 404 uint32_t default_sclk; 405 uint32_t default_dispclk; 406 uint32_t current_dispclk; 407 uint32_t dp_extclk; 408 uint32_t max_pixel_clock; 409 }; 410 411 /* sub-allocation manager, it has to be protected by another lock. 412 * By conception this is an helper for other part of the driver 413 * like the indirect buffer or semaphore, which both have their 414 * locking. 415 * 416 * Principe is simple, we keep a list of sub allocation in offset 417 * order (first entry has offset == 0, last entry has the highest 418 * offset). 419 * 420 * When allocating new object we first check if there is room at 421 * the end total_size - (last_object_offset + last_object_size) >= 422 * alloc_size. If so we allocate new object there. 423 * 424 * When there is not enough room at the end, we start waiting for 425 * each sub object until we reach object_offset+object_size >= 426 * alloc_size, this object then become the sub object we return. 427 * 428 * Alignment can't be bigger than page size. 429 * 430 * Hole are not considered for allocation to keep things simple. 431 * Assumption is that there won't be hole (all object on same 432 * alignment). 433 */ 434 435 struct amdgpu_sa_manager { 436 struct drm_suballoc_manager base; 437 struct amdgpu_bo *bo; 438 uint64_t gpu_addr; 439 void *cpu_ptr; 440 }; 441 442 int amdgpu_fence_slab_init(void); 443 void amdgpu_fence_slab_fini(void); 444 445 /* 446 * IRQS. 447 */ 448 449 struct amdgpu_flip_work { 450 struct delayed_work flip_work; 451 struct work_struct unpin_work; 452 struct amdgpu_device *adev; 453 int crtc_id; 454 u32 target_vblank; 455 uint64_t base; 456 struct drm_pending_vblank_event *event; 457 struct amdgpu_bo *old_abo; 458 unsigned shared_count; 459 struct dma_fence **shared; 460 struct dma_fence_cb cb; 461 bool async; 462 }; 463 464 465 /* 466 * file private structure 467 */ 468 469 struct amdgpu_fpriv { 470 struct amdgpu_vm vm; 471 struct amdgpu_bo_va *prt_va; 472 struct amdgpu_bo_va *csa_va; 473 struct mutex bo_list_lock; 474 struct idr bo_list_handles; 475 struct amdgpu_ctx_mgr ctx_mgr; 476 /** GPU partition selection */ 477 uint32_t xcp_id; 478 }; 479 480 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv); 481 482 /* 483 * Writeback 484 */ 485 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */ 486 487 struct amdgpu_wb { 488 struct amdgpu_bo *wb_obj; 489 volatile uint32_t *wb; 490 uint64_t gpu_addr; 491 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */ 492 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)]; 493 }; 494 495 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb); 496 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb); 497 498 /* 499 * Benchmarking 500 */ 501 int amdgpu_benchmark(struct amdgpu_device *adev, int test_number); 502 503 /* 504 * ASIC specific register table accessible by UMD 505 */ 506 struct amdgpu_allowed_register_entry { 507 uint32_t reg_offset; 508 bool grbm_indexed; 509 }; 510 511 enum amd_reset_method { 512 AMD_RESET_METHOD_NONE = -1, 513 AMD_RESET_METHOD_LEGACY = 0, 514 AMD_RESET_METHOD_MODE0, 515 AMD_RESET_METHOD_MODE1, 516 AMD_RESET_METHOD_MODE2, 517 AMD_RESET_METHOD_BACO, 518 AMD_RESET_METHOD_PCI, 519 }; 520 521 struct amdgpu_video_codec_info { 522 u32 codec_type; 523 u32 max_width; 524 u32 max_height; 525 u32 max_pixels_per_frame; 526 u32 max_level; 527 }; 528 529 #define codec_info_build(type, width, height, level) \ 530 .codec_type = type,\ 531 .max_width = width,\ 532 .max_height = height,\ 533 .max_pixels_per_frame = height * width,\ 534 .max_level = level, 535 536 struct amdgpu_video_codecs { 537 const u32 codec_count; 538 const struct amdgpu_video_codec_info *codec_array; 539 }; 540 541 /* 542 * ASIC specific functions. 543 */ 544 struct amdgpu_asic_funcs { 545 bool (*read_disabled_bios)(struct amdgpu_device *adev); 546 bool (*read_bios_from_rom)(struct amdgpu_device *adev, 547 u8 *bios, u32 length_bytes); 548 int (*read_register)(struct amdgpu_device *adev, u32 se_num, 549 u32 sh_num, u32 reg_offset, u32 *value); 550 void (*set_vga_state)(struct amdgpu_device *adev, bool state); 551 int (*reset)(struct amdgpu_device *adev); 552 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev); 553 /* get the reference clock */ 554 u32 (*get_xclk)(struct amdgpu_device *adev); 555 /* MM block clocks */ 556 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk); 557 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk); 558 /* static power management */ 559 int (*get_pcie_lanes)(struct amdgpu_device *adev); 560 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes); 561 /* get config memsize register */ 562 u32 (*get_config_memsize)(struct amdgpu_device *adev); 563 /* flush hdp write queue */ 564 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring); 565 /* invalidate hdp read cache */ 566 void (*invalidate_hdp)(struct amdgpu_device *adev, 567 struct amdgpu_ring *ring); 568 /* check if the asic needs a full reset of if soft reset will work */ 569 bool (*need_full_reset)(struct amdgpu_device *adev); 570 /* initialize doorbell layout for specific asic*/ 571 void (*init_doorbell_index)(struct amdgpu_device *adev); 572 /* PCIe bandwidth usage */ 573 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0, 574 uint64_t *count1); 575 /* do we need to reset the asic at init time (e.g., kexec) */ 576 bool (*need_reset_on_init)(struct amdgpu_device *adev); 577 /* PCIe replay counter */ 578 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev); 579 /* device supports BACO */ 580 bool (*supports_baco)(struct amdgpu_device *adev); 581 /* pre asic_init quirks */ 582 void (*pre_asic_init)(struct amdgpu_device *adev); 583 /* enter/exit umd stable pstate */ 584 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter); 585 /* query video codecs */ 586 int (*query_video_codecs)(struct amdgpu_device *adev, bool encode, 587 const struct amdgpu_video_codecs **codecs); 588 /* encode "> 32bits" smn addressing */ 589 u64 (*encode_ext_smn_addressing)(int ext_id); 590 }; 591 592 /* 593 * IOCTL. 594 */ 595 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data, 596 struct drm_file *filp); 597 598 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); 599 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data, 600 struct drm_file *filp); 601 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); 602 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data, 603 struct drm_file *filp); 604 605 /* VRAM scratch page for HDP bug, default vram page */ 606 struct amdgpu_mem_scratch { 607 struct amdgpu_bo *robj; 608 volatile uint32_t *ptr; 609 u64 gpu_addr; 610 }; 611 612 /* 613 * CGS 614 */ 615 struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev); 616 void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device); 617 618 /* 619 * Core structure, functions and helpers. 620 */ 621 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t); 622 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t); 623 624 typedef uint32_t (*amdgpu_rreg_ext_t)(struct amdgpu_device*, uint64_t); 625 typedef void (*amdgpu_wreg_ext_t)(struct amdgpu_device*, uint64_t, uint32_t); 626 627 typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t); 628 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t); 629 630 typedef uint64_t (*amdgpu_rreg64_ext_t)(struct amdgpu_device*, uint64_t); 631 typedef void (*amdgpu_wreg64_ext_t)(struct amdgpu_device*, uint64_t, uint64_t); 632 633 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t); 634 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t); 635 636 struct amdgpu_mmio_remap { 637 u32 reg_offset; 638 resource_size_t bus_addr; 639 }; 640 641 /* Define the HW IP blocks will be used in driver , add more if necessary */ 642 enum amd_hw_ip_block_type { 643 GC_HWIP = 1, 644 HDP_HWIP, 645 SDMA0_HWIP, 646 SDMA1_HWIP, 647 SDMA2_HWIP, 648 SDMA3_HWIP, 649 SDMA4_HWIP, 650 SDMA5_HWIP, 651 SDMA6_HWIP, 652 SDMA7_HWIP, 653 LSDMA_HWIP, 654 MMHUB_HWIP, 655 ATHUB_HWIP, 656 NBIO_HWIP, 657 MP0_HWIP, 658 MP1_HWIP, 659 UVD_HWIP, 660 VCN_HWIP = UVD_HWIP, 661 JPEG_HWIP = VCN_HWIP, 662 VCN1_HWIP, 663 VCE_HWIP, 664 VPE_HWIP, 665 DF_HWIP, 666 DCE_HWIP, 667 OSSSYS_HWIP, 668 SMUIO_HWIP, 669 PWR_HWIP, 670 NBIF_HWIP, 671 THM_HWIP, 672 CLK_HWIP, 673 UMC_HWIP, 674 RSMU_HWIP, 675 XGMI_HWIP, 676 DCI_HWIP, 677 PCIE_HWIP, 678 MAX_HWIP 679 }; 680 681 #define HWIP_MAX_INSTANCE 44 682 683 #define HW_ID_MAX 300 684 #define IP_VERSION_FULL(mj, mn, rv, var, srev) \ 685 (((mj) << 24) | ((mn) << 16) | ((rv) << 8) | ((var) << 4) | (srev)) 686 #define IP_VERSION(mj, mn, rv) IP_VERSION_FULL(mj, mn, rv, 0, 0) 687 #define IP_VERSION_MAJ(ver) ((ver) >> 24) 688 #define IP_VERSION_MIN(ver) (((ver) >> 16) & 0xFF) 689 #define IP_VERSION_REV(ver) (((ver) >> 8) & 0xFF) 690 #define IP_VERSION_VARIANT(ver) (((ver) >> 4) & 0xF) 691 #define IP_VERSION_SUBREV(ver) ((ver) & 0xF) 692 #define IP_VERSION_MAJ_MIN_REV(ver) ((ver) >> 8) 693 694 struct amdgpu_ip_map_info { 695 /* Map of logical to actual dev instances/mask */ 696 uint32_t dev_inst[MAX_HWIP][HWIP_MAX_INSTANCE]; 697 int8_t (*logical_to_dev_inst)(struct amdgpu_device *adev, 698 enum amd_hw_ip_block_type block, 699 int8_t inst); 700 uint32_t (*logical_to_dev_mask)(struct amdgpu_device *adev, 701 enum amd_hw_ip_block_type block, 702 uint32_t mask); 703 }; 704 705 struct amd_powerplay { 706 void *pp_handle; 707 const struct amd_pm_funcs *pp_funcs; 708 }; 709 710 struct ip_discovery_top; 711 712 /* polaris10 kickers */ 713 #define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \ 714 ((rid == 0xE3) || \ 715 (rid == 0xE4) || \ 716 (rid == 0xE5) || \ 717 (rid == 0xE7) || \ 718 (rid == 0xEF))) || \ 719 ((did == 0x6FDF) && \ 720 ((rid == 0xE7) || \ 721 (rid == 0xEF) || \ 722 (rid == 0xFF)))) 723 724 #define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \ 725 ((rid == 0xE1) || \ 726 (rid == 0xF7))) 727 728 /* polaris11 kickers */ 729 #define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \ 730 ((rid == 0xE0) || \ 731 (rid == 0xE5))) || \ 732 ((did == 0x67FF) && \ 733 ((rid == 0xCF) || \ 734 (rid == 0xEF) || \ 735 (rid == 0xFF)))) 736 737 #define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \ 738 ((rid == 0xE2))) 739 740 /* polaris12 kickers */ 741 #define ASICID_IS_P23(did, rid) (((did == 0x6987) && \ 742 ((rid == 0xC0) || \ 743 (rid == 0xC1) || \ 744 (rid == 0xC3) || \ 745 (rid == 0xC7))) || \ 746 ((did == 0x6981) && \ 747 ((rid == 0x00) || \ 748 (rid == 0x01) || \ 749 (rid == 0x10)))) 750 751 struct amdgpu_mqd_prop { 752 uint64_t mqd_gpu_addr; 753 uint64_t hqd_base_gpu_addr; 754 uint64_t rptr_gpu_addr; 755 uint64_t wptr_gpu_addr; 756 uint32_t queue_size; 757 bool use_doorbell; 758 uint32_t doorbell_index; 759 uint64_t eop_gpu_addr; 760 uint32_t hqd_pipe_priority; 761 uint32_t hqd_queue_priority; 762 bool hqd_active; 763 }; 764 765 struct amdgpu_mqd { 766 unsigned mqd_size; 767 int (*init_mqd)(struct amdgpu_device *adev, void *mqd, 768 struct amdgpu_mqd_prop *p); 769 }; 770 771 #define AMDGPU_RESET_MAGIC_NUM 64 772 #define AMDGPU_MAX_DF_PERFMONS 4 773 #define AMDGPU_PRODUCT_NAME_LEN 64 774 struct amdgpu_reset_domain; 775 776 /* 777 * Non-zero (true) if the GPU has VRAM. Zero (false) otherwise. 778 */ 779 #define AMDGPU_HAS_VRAM(_adev) ((_adev)->gmc.real_vram_size) 780 781 struct amdgpu_device { 782 struct device *dev; 783 struct pci_dev *pdev; 784 struct drm_device ddev; 785 786 #ifdef CONFIG_DRM_AMD_ACP 787 struct amdgpu_acp acp; 788 #endif 789 struct amdgpu_hive_info *hive; 790 struct amdgpu_xcp_mgr *xcp_mgr; 791 /* ASIC */ 792 enum amd_asic_type asic_type; 793 uint32_t family; 794 uint32_t rev_id; 795 uint32_t external_rev_id; 796 unsigned long flags; 797 unsigned long apu_flags; 798 int usec_timeout; 799 const struct amdgpu_asic_funcs *asic_funcs; 800 bool shutdown; 801 bool need_swiotlb; 802 bool accel_working; 803 struct notifier_block acpi_nb; 804 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS]; 805 struct debugfs_blob_wrapper debugfs_vbios_blob; 806 struct debugfs_blob_wrapper debugfs_discovery_blob; 807 struct mutex srbm_mutex; 808 /* GRBM index mutex. Protects concurrent access to GRBM index */ 809 struct mutex grbm_idx_mutex; 810 struct dev_pm_domain vga_pm_domain; 811 bool have_disp_power_ref; 812 bool have_atomics_support; 813 814 /* BIOS */ 815 bool is_atom_fw; 816 uint8_t *bios; 817 uint32_t bios_size; 818 uint32_t bios_scratch_reg_offset; 819 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH]; 820 821 /* Register/doorbell mmio */ 822 resource_size_t rmmio_base; 823 resource_size_t rmmio_size; 824 void __iomem *rmmio; 825 /* protects concurrent MM_INDEX/DATA based register access */ 826 spinlock_t mmio_idx_lock; 827 struct amdgpu_mmio_remap rmmio_remap; 828 /* protects concurrent SMC based register access */ 829 spinlock_t smc_idx_lock; 830 amdgpu_rreg_t smc_rreg; 831 amdgpu_wreg_t smc_wreg; 832 /* protects concurrent PCIE register access */ 833 spinlock_t pcie_idx_lock; 834 amdgpu_rreg_t pcie_rreg; 835 amdgpu_wreg_t pcie_wreg; 836 amdgpu_rreg_t pciep_rreg; 837 amdgpu_wreg_t pciep_wreg; 838 amdgpu_rreg_ext_t pcie_rreg_ext; 839 amdgpu_wreg_ext_t pcie_wreg_ext; 840 amdgpu_rreg64_t pcie_rreg64; 841 amdgpu_wreg64_t pcie_wreg64; 842 amdgpu_rreg64_ext_t pcie_rreg64_ext; 843 amdgpu_wreg64_ext_t pcie_wreg64_ext; 844 /* protects concurrent UVD register access */ 845 spinlock_t uvd_ctx_idx_lock; 846 amdgpu_rreg_t uvd_ctx_rreg; 847 amdgpu_wreg_t uvd_ctx_wreg; 848 /* protects concurrent DIDT register access */ 849 spinlock_t didt_idx_lock; 850 amdgpu_rreg_t didt_rreg; 851 amdgpu_wreg_t didt_wreg; 852 /* protects concurrent gc_cac register access */ 853 spinlock_t gc_cac_idx_lock; 854 amdgpu_rreg_t gc_cac_rreg; 855 amdgpu_wreg_t gc_cac_wreg; 856 /* protects concurrent se_cac register access */ 857 spinlock_t se_cac_idx_lock; 858 amdgpu_rreg_t se_cac_rreg; 859 amdgpu_wreg_t se_cac_wreg; 860 /* protects concurrent ENDPOINT (audio) register access */ 861 spinlock_t audio_endpt_idx_lock; 862 amdgpu_block_rreg_t audio_endpt_rreg; 863 amdgpu_block_wreg_t audio_endpt_wreg; 864 struct amdgpu_doorbell doorbell; 865 866 /* clock/pll info */ 867 struct amdgpu_clock clock; 868 869 /* MC */ 870 struct amdgpu_gmc gmc; 871 struct amdgpu_gart gart; 872 dma_addr_t dummy_page_addr; 873 struct amdgpu_vm_manager vm_manager; 874 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS]; 875 DECLARE_BITMAP(vmhubs_mask, AMDGPU_MAX_VMHUBS); 876 877 /* memory management */ 878 struct amdgpu_mman mman; 879 struct amdgpu_mem_scratch mem_scratch; 880 struct amdgpu_wb wb; 881 atomic64_t num_bytes_moved; 882 atomic64_t num_evictions; 883 atomic64_t num_vram_cpu_page_faults; 884 atomic_t gpu_reset_counter; 885 atomic_t vram_lost_counter; 886 887 /* data for buffer migration throttling */ 888 struct { 889 spinlock_t lock; 890 s64 last_update_us; 891 s64 accum_us; /* accumulated microseconds */ 892 s64 accum_us_vis; /* for visible VRAM */ 893 u32 log2_max_MBps; 894 } mm_stats; 895 896 /* display */ 897 bool enable_virtual_display; 898 struct amdgpu_vkms_output *amdgpu_vkms_output; 899 struct amdgpu_mode_info mode_info; 900 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */ 901 struct delayed_work hotplug_work; 902 struct amdgpu_irq_src crtc_irq; 903 struct amdgpu_irq_src vline0_irq; 904 struct amdgpu_irq_src vupdate_irq; 905 struct amdgpu_irq_src pageflip_irq; 906 struct amdgpu_irq_src hpd_irq; 907 struct amdgpu_irq_src dmub_trace_irq; 908 struct amdgpu_irq_src dmub_outbox_irq; 909 910 /* rings */ 911 u64 fence_context; 912 unsigned num_rings; 913 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS]; 914 struct dma_fence __rcu *gang_submit; 915 bool ib_pool_ready; 916 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX]; 917 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX]; 918 919 /* interrupts */ 920 struct amdgpu_irq irq; 921 922 /* powerplay */ 923 struct amd_powerplay powerplay; 924 struct amdgpu_pm pm; 925 u64 cg_flags; 926 u32 pg_flags; 927 928 /* nbio */ 929 struct amdgpu_nbio nbio; 930 931 /* hdp */ 932 struct amdgpu_hdp hdp; 933 934 /* smuio */ 935 struct amdgpu_smuio smuio; 936 937 /* mmhub */ 938 struct amdgpu_mmhub mmhub; 939 940 /* gfxhub */ 941 struct amdgpu_gfxhub gfxhub; 942 943 /* gfx */ 944 struct amdgpu_gfx gfx; 945 946 /* sdma */ 947 struct amdgpu_sdma sdma; 948 949 /* lsdma */ 950 struct amdgpu_lsdma lsdma; 951 952 /* uvd */ 953 struct amdgpu_uvd uvd; 954 955 /* vce */ 956 struct amdgpu_vce vce; 957 958 /* vcn */ 959 struct amdgpu_vcn vcn; 960 961 /* jpeg */ 962 struct amdgpu_jpeg jpeg; 963 964 /* vpe */ 965 struct amdgpu_vpe vpe; 966 967 /* umsch */ 968 struct amdgpu_umsch_mm umsch_mm; 969 bool enable_umsch_mm; 970 971 /* firmwares */ 972 struct amdgpu_firmware firmware; 973 974 /* PSP */ 975 struct psp_context psp; 976 977 /* GDS */ 978 struct amdgpu_gds gds; 979 980 /* KFD */ 981 struct amdgpu_kfd_dev kfd; 982 983 /* UMC */ 984 struct amdgpu_umc umc; 985 986 /* display related functionality */ 987 struct amdgpu_display_manager dm; 988 989 /* mes */ 990 bool enable_mes; 991 bool enable_mes_kiq; 992 struct amdgpu_mes mes; 993 struct amdgpu_mqd mqds[AMDGPU_HW_IP_NUM]; 994 995 /* df */ 996 struct amdgpu_df df; 997 998 /* MCA */ 999 struct amdgpu_mca mca; 1000 1001 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM]; 1002 uint32_t harvest_ip_mask; 1003 int num_ip_blocks; 1004 struct mutex mn_lock; 1005 DECLARE_HASHTABLE(mn_hash, 7); 1006 1007 /* tracking pinned memory */ 1008 atomic64_t vram_pin_size; 1009 atomic64_t visible_pin_size; 1010 atomic64_t gart_pin_size; 1011 1012 /* soc15 register offset based on ip, instance and segment */ 1013 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE]; 1014 struct amdgpu_ip_map_info ip_map; 1015 1016 /* delayed work_func for deferring clockgating during resume */ 1017 struct delayed_work delayed_init_work; 1018 1019 struct amdgpu_virt virt; 1020 1021 /* link all shadow bo */ 1022 struct list_head shadow_list; 1023 struct mutex shadow_list_lock; 1024 1025 /* record hw reset is performed */ 1026 bool has_hw_reset; 1027 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM]; 1028 1029 /* s3/s4 mask */ 1030 bool in_suspend; 1031 bool in_s3; 1032 bool in_s4; 1033 bool in_s0ix; 1034 1035 enum pp_mp1_state mp1_state; 1036 struct amdgpu_doorbell_index doorbell_index; 1037 1038 struct mutex notifier_lock; 1039 1040 int asic_reset_res; 1041 struct work_struct xgmi_reset_work; 1042 struct list_head reset_list; 1043 1044 long gfx_timeout; 1045 long sdma_timeout; 1046 long video_timeout; 1047 long compute_timeout; 1048 1049 uint64_t unique_id; 1050 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS]; 1051 1052 /* enable runtime pm on the device */ 1053 bool in_runpm; 1054 bool has_pr3; 1055 1056 bool ucode_sysfs_en; 1057 1058 /* Chip product information */ 1059 char product_number[20]; 1060 char product_name[AMDGPU_PRODUCT_NAME_LEN]; 1061 char serial[20]; 1062 1063 atomic_t throttling_logging_enabled; 1064 struct ratelimit_state throttling_logging_rs; 1065 uint32_t ras_hw_enabled; 1066 uint32_t ras_enabled; 1067 1068 bool no_hw_access; 1069 struct pci_saved_state *pci_state; 1070 pci_channel_state_t pci_channel_state; 1071 1072 /* Track auto wait count on s_barrier settings */ 1073 bool barrier_has_auto_waitcnt; 1074 1075 struct amdgpu_reset_control *reset_cntl; 1076 uint32_t ip_versions[MAX_HWIP][HWIP_MAX_INSTANCE]; 1077 1078 bool ram_is_direct_mapped; 1079 1080 struct list_head ras_list; 1081 1082 struct ip_discovery_top *ip_top; 1083 1084 struct amdgpu_reset_domain *reset_domain; 1085 1086 struct mutex benchmark_mutex; 1087 1088 /* reset dump register */ 1089 uint32_t *reset_dump_reg_list; 1090 uint32_t *reset_dump_reg_value; 1091 int num_regs; 1092 1093 bool scpm_enabled; 1094 uint32_t scpm_status; 1095 1096 struct work_struct reset_work; 1097 1098 bool job_hang; 1099 bool dc_enabled; 1100 /* Mask of active clusters */ 1101 uint32_t aid_mask; 1102 1103 /* Debug */ 1104 bool debug_vm; 1105 bool debug_largebar; 1106 bool debug_disable_soft_recovery; 1107 }; 1108 1109 static inline uint32_t amdgpu_ip_version(const struct amdgpu_device *adev, 1110 uint8_t ip, uint8_t inst) 1111 { 1112 /* This considers only major/minor/rev and ignores 1113 * subrevision/variant fields. 1114 */ 1115 return adev->ip_versions[ip][inst] & ~0xFFU; 1116 } 1117 1118 #ifdef CONFIG_DEV_COREDUMP 1119 struct amdgpu_coredump_info { 1120 struct amdgpu_device *adev; 1121 struct amdgpu_task_info reset_task_info; 1122 struct timespec64 reset_time; 1123 bool reset_vram_lost; 1124 }; 1125 #endif 1126 1127 static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev) 1128 { 1129 return container_of(ddev, struct amdgpu_device, ddev); 1130 } 1131 1132 static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev) 1133 { 1134 return &adev->ddev; 1135 } 1136 1137 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_device *bdev) 1138 { 1139 return container_of(bdev, struct amdgpu_device, mman.bdev); 1140 } 1141 1142 int amdgpu_device_init(struct amdgpu_device *adev, 1143 uint32_t flags); 1144 void amdgpu_device_fini_hw(struct amdgpu_device *adev); 1145 void amdgpu_device_fini_sw(struct amdgpu_device *adev); 1146 1147 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev); 1148 1149 void amdgpu_device_mm_access(struct amdgpu_device *adev, loff_t pos, 1150 void *buf, size_t size, bool write); 1151 size_t amdgpu_device_aper_access(struct amdgpu_device *adev, loff_t pos, 1152 void *buf, size_t size, bool write); 1153 1154 void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos, 1155 void *buf, size_t size, bool write); 1156 uint32_t amdgpu_device_wait_on_rreg(struct amdgpu_device *adev, 1157 uint32_t inst, uint32_t reg_addr, char reg_name[], 1158 uint32_t expected_value, uint32_t mask); 1159 uint32_t amdgpu_device_rreg(struct amdgpu_device *adev, 1160 uint32_t reg, uint32_t acc_flags); 1161 u32 amdgpu_device_indirect_rreg_ext(struct amdgpu_device *adev, 1162 u64 reg_addr); 1163 void amdgpu_device_wreg(struct amdgpu_device *adev, 1164 uint32_t reg, uint32_t v, 1165 uint32_t acc_flags); 1166 void amdgpu_device_indirect_wreg_ext(struct amdgpu_device *adev, 1167 u64 reg_addr, u32 reg_data); 1168 void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev, 1169 uint32_t reg, uint32_t v, uint32_t xcc_id); 1170 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value); 1171 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset); 1172 1173 u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev, 1174 u32 reg_addr); 1175 u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev, 1176 u32 reg_addr); 1177 u64 amdgpu_device_indirect_rreg64_ext(struct amdgpu_device *adev, 1178 u64 reg_addr); 1179 void amdgpu_device_indirect_wreg(struct amdgpu_device *adev, 1180 u32 reg_addr, u32 reg_data); 1181 void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev, 1182 u32 reg_addr, u64 reg_data); 1183 void amdgpu_device_indirect_wreg64_ext(struct amdgpu_device *adev, 1184 u64 reg_addr, u64 reg_data); 1185 u32 amdgpu_device_get_rev_id(struct amdgpu_device *adev); 1186 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type); 1187 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev); 1188 1189 void amdgpu_device_set_sriov_virtual_display(struct amdgpu_device *adev); 1190 1191 int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev, 1192 struct amdgpu_reset_context *reset_context); 1193 1194 int amdgpu_do_asic_reset(struct list_head *device_list_handle, 1195 struct amdgpu_reset_context *reset_context); 1196 1197 int emu_soc_asic_init(struct amdgpu_device *adev); 1198 1199 /* 1200 * Registers read & write functions. 1201 */ 1202 #define AMDGPU_REGS_NO_KIQ (1<<1) 1203 #define AMDGPU_REGS_RLC (1<<2) 1204 1205 #define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ) 1206 #define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ) 1207 1208 #define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg)) 1209 #define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v)) 1210 1211 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg)) 1212 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v)) 1213 1214 #define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0) 1215 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0)) 1216 #define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0) 1217 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 1218 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 1219 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg)) 1220 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v)) 1221 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg)) 1222 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v)) 1223 #define RREG32_PCIE_EXT(reg) adev->pcie_rreg_ext(adev, (reg)) 1224 #define WREG32_PCIE_EXT(reg, v) adev->pcie_wreg_ext(adev, (reg), (v)) 1225 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg)) 1226 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v)) 1227 #define RREG64_PCIE_EXT(reg) adev->pcie_rreg64_ext(adev, (reg)) 1228 #define WREG64_PCIE_EXT(reg, v) adev->pcie_wreg64_ext(adev, (reg), (v)) 1229 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg)) 1230 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v)) 1231 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg)) 1232 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v)) 1233 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg)) 1234 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v)) 1235 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg)) 1236 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v)) 1237 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg)) 1238 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v)) 1239 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg)) 1240 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v)) 1241 #define WREG32_P(reg, val, mask) \ 1242 do { \ 1243 uint32_t tmp_ = RREG32(reg); \ 1244 tmp_ &= (mask); \ 1245 tmp_ |= ((val) & ~(mask)); \ 1246 WREG32(reg, tmp_); \ 1247 } while (0) 1248 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and) 1249 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or)) 1250 #define WREG32_PLL_P(reg, val, mask) \ 1251 do { \ 1252 uint32_t tmp_ = RREG32_PLL(reg); \ 1253 tmp_ &= (mask); \ 1254 tmp_ |= ((val) & ~(mask)); \ 1255 WREG32_PLL(reg, tmp_); \ 1256 } while (0) 1257 1258 #define WREG32_SMC_P(_Reg, _Val, _Mask) \ 1259 do { \ 1260 u32 tmp = RREG32_SMC(_Reg); \ 1261 tmp &= (_Mask); \ 1262 tmp |= ((_Val) & ~(_Mask)); \ 1263 WREG32_SMC(_Reg, tmp); \ 1264 } while (0) 1265 1266 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false)) 1267 1268 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT 1269 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK 1270 1271 #define REG_SET_FIELD(orig_val, reg, field, field_val) \ 1272 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \ 1273 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field)))) 1274 1275 #define REG_GET_FIELD(value, reg, field) \ 1276 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field)) 1277 1278 #define WREG32_FIELD(reg, field, val) \ 1279 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) 1280 1281 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \ 1282 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) 1283 1284 /* 1285 * BIOS helpers. 1286 */ 1287 #define RBIOS8(i) (adev->bios[i]) 1288 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8)) 1289 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16)) 1290 1291 /* 1292 * ASICs macro. 1293 */ 1294 #define amdgpu_asic_set_vga_state(adev, state) \ 1295 ((adev)->asic_funcs->set_vga_state ? (adev)->asic_funcs->set_vga_state((adev), (state)) : 0) 1296 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev)) 1297 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev)) 1298 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev)) 1299 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d)) 1300 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec)) 1301 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev)) 1302 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l)) 1303 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev)) 1304 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev)) 1305 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l)) 1306 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v))) 1307 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev)) 1308 #define amdgpu_asic_flush_hdp(adev, r) \ 1309 ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r))) 1310 #define amdgpu_asic_invalidate_hdp(adev, r) \ 1311 ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : \ 1312 ((adev)->hdp.funcs->invalidate_hdp ? (adev)->hdp.funcs->invalidate_hdp((adev), (r)) : (void)0)) 1313 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev)) 1314 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev)) 1315 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1))) 1316 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev)) 1317 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev))) 1318 #define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev)) 1319 #define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev)) 1320 #define amdgpu_asic_update_umd_stable_pstate(adev, enter) \ 1321 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0) 1322 #define amdgpu_asic_query_video_codecs(adev, e, c) (adev)->asic_funcs->query_video_codecs((adev), (e), (c)) 1323 1324 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter)); 1325 1326 #define BIT_MASK_UPPER(i) ((i) >= BITS_PER_LONG ? 0 : ~0UL << (i)) 1327 #define for_each_inst(i, inst_mask) \ 1328 for (i = ffs(inst_mask); i-- != 0; \ 1329 i = ffs(inst_mask & BIT_MASK_UPPER(i + 1))) 1330 1331 /* Common functions */ 1332 bool amdgpu_device_has_job_running(struct amdgpu_device *adev); 1333 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev); 1334 int amdgpu_device_gpu_recover(struct amdgpu_device *adev, 1335 struct amdgpu_job *job, 1336 struct amdgpu_reset_context *reset_context); 1337 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev); 1338 int amdgpu_device_pci_reset(struct amdgpu_device *adev); 1339 bool amdgpu_device_need_post(struct amdgpu_device *adev); 1340 bool amdgpu_device_seamless_boot_supported(struct amdgpu_device *adev); 1341 bool amdgpu_device_pcie_dynamic_switching_supported(void); 1342 bool amdgpu_device_should_use_aspm(struct amdgpu_device *adev); 1343 bool amdgpu_device_aspm_support_quirk(void); 1344 1345 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes, 1346 u64 num_vis_bytes); 1347 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev); 1348 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev, 1349 const u32 *registers, 1350 const u32 array_size); 1351 1352 int amdgpu_device_mode1_reset(struct amdgpu_device *adev); 1353 bool amdgpu_device_supports_atpx(struct drm_device *dev); 1354 bool amdgpu_device_supports_px(struct drm_device *dev); 1355 bool amdgpu_device_supports_boco(struct drm_device *dev); 1356 bool amdgpu_device_supports_smart_shift(struct drm_device *dev); 1357 bool amdgpu_device_supports_baco(struct drm_device *dev); 1358 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev, 1359 struct amdgpu_device *peer_adev); 1360 int amdgpu_device_baco_enter(struct drm_device *dev); 1361 int amdgpu_device_baco_exit(struct drm_device *dev); 1362 1363 void amdgpu_device_flush_hdp(struct amdgpu_device *adev, 1364 struct amdgpu_ring *ring); 1365 void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev, 1366 struct amdgpu_ring *ring); 1367 1368 void amdgpu_device_halt(struct amdgpu_device *adev); 1369 u32 amdgpu_device_pcie_port_rreg(struct amdgpu_device *adev, 1370 u32 reg); 1371 void amdgpu_device_pcie_port_wreg(struct amdgpu_device *adev, 1372 u32 reg, u32 v); 1373 struct dma_fence *amdgpu_device_switch_gang(struct amdgpu_device *adev, 1374 struct dma_fence *gang); 1375 bool amdgpu_device_has_display_hardware(struct amdgpu_device *adev); 1376 1377 /* atpx handler */ 1378 #if defined(CONFIG_VGA_SWITCHEROO) 1379 void amdgpu_register_atpx_handler(void); 1380 void amdgpu_unregister_atpx_handler(void); 1381 bool amdgpu_has_atpx_dgpu_power_cntl(void); 1382 bool amdgpu_is_atpx_hybrid(void); 1383 bool amdgpu_atpx_dgpu_req_power_for_displays(void); 1384 bool amdgpu_has_atpx(void); 1385 #else 1386 static inline void amdgpu_register_atpx_handler(void) {} 1387 static inline void amdgpu_unregister_atpx_handler(void) {} 1388 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; } 1389 static inline bool amdgpu_is_atpx_hybrid(void) { return false; } 1390 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; } 1391 static inline bool amdgpu_has_atpx(void) { return false; } 1392 #endif 1393 1394 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI) 1395 void *amdgpu_atpx_get_dhandle(void); 1396 #else 1397 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; } 1398 #endif 1399 1400 /* 1401 * KMS 1402 */ 1403 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[]; 1404 extern const int amdgpu_max_kms_ioctl; 1405 1406 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags); 1407 void amdgpu_driver_unload_kms(struct drm_device *dev); 1408 void amdgpu_driver_lastclose_kms(struct drm_device *dev); 1409 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv); 1410 void amdgpu_driver_postclose_kms(struct drm_device *dev, 1411 struct drm_file *file_priv); 1412 void amdgpu_driver_release_kms(struct drm_device *dev); 1413 1414 int amdgpu_device_ip_suspend(struct amdgpu_device *adev); 1415 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon); 1416 int amdgpu_device_resume(struct drm_device *dev, bool fbcon); 1417 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc); 1418 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc); 1419 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc); 1420 int amdgpu_info_ioctl(struct drm_device *dev, void *data, 1421 struct drm_file *filp); 1422 1423 /* 1424 * functions used by amdgpu_encoder.c 1425 */ 1426 struct amdgpu_afmt_acr { 1427 u32 clock; 1428 1429 int n_32khz; 1430 int cts_32khz; 1431 1432 int n_44_1khz; 1433 int cts_44_1khz; 1434 1435 int n_48khz; 1436 int cts_48khz; 1437 1438 }; 1439 1440 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock); 1441 1442 /* amdgpu_acpi.c */ 1443 1444 struct amdgpu_numa_info { 1445 uint64_t size; 1446 int pxm; 1447 int nid; 1448 }; 1449 1450 /* ATCS Device/Driver State */ 1451 #define AMDGPU_ATCS_PSC_DEV_STATE_D0 0 1452 #define AMDGPU_ATCS_PSC_DEV_STATE_D3_HOT 3 1453 #define AMDGPU_ATCS_PSC_DRV_STATE_OPR 0 1454 #define AMDGPU_ATCS_PSC_DRV_STATE_NOT_OPR 1 1455 1456 #if defined(CONFIG_ACPI) 1457 int amdgpu_acpi_init(struct amdgpu_device *adev); 1458 void amdgpu_acpi_fini(struct amdgpu_device *adev); 1459 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev); 1460 bool amdgpu_acpi_is_power_shift_control_supported(void); 1461 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev, 1462 u8 perf_req, bool advertise); 1463 int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev, 1464 u8 dev_state, bool drv_state); 1465 int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_state); 1466 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev); 1467 int amdgpu_acpi_get_tmr_info(struct amdgpu_device *adev, u64 *tmr_offset, 1468 u64 *tmr_size); 1469 int amdgpu_acpi_get_mem_info(struct amdgpu_device *adev, int xcc_id, 1470 struct amdgpu_numa_info *numa_info); 1471 1472 void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps); 1473 bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev); 1474 void amdgpu_acpi_detect(void); 1475 void amdgpu_acpi_release(void); 1476 #else 1477 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; } 1478 static inline int amdgpu_acpi_get_tmr_info(struct amdgpu_device *adev, 1479 u64 *tmr_offset, u64 *tmr_size) 1480 { 1481 return -EINVAL; 1482 } 1483 static inline int amdgpu_acpi_get_mem_info(struct amdgpu_device *adev, 1484 int xcc_id, 1485 struct amdgpu_numa_info *numa_info) 1486 { 1487 return -EINVAL; 1488 } 1489 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { } 1490 static inline bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev) { return false; } 1491 static inline void amdgpu_acpi_detect(void) { } 1492 static inline void amdgpu_acpi_release(void) { } 1493 static inline bool amdgpu_acpi_is_power_shift_control_supported(void) { return false; } 1494 static inline int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev, 1495 u8 dev_state, bool drv_state) { return 0; } 1496 static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev, 1497 enum amdgpu_ss ss_state) { return 0; } 1498 #endif 1499 1500 #if defined(CONFIG_ACPI) && defined(CONFIG_SUSPEND) 1501 bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev); 1502 bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev); 1503 #else 1504 static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; } 1505 static inline bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) { return false; } 1506 #endif 1507 1508 #if defined(CONFIG_DRM_AMD_DC) 1509 int amdgpu_dm_display_resume(struct amdgpu_device *adev ); 1510 #else 1511 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; } 1512 #endif 1513 1514 1515 void amdgpu_register_gpu_instance(struct amdgpu_device *adev); 1516 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev); 1517 1518 pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev, 1519 pci_channel_state_t state); 1520 pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev); 1521 pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev); 1522 void amdgpu_pci_resume(struct pci_dev *pdev); 1523 1524 bool amdgpu_device_cache_pci_state(struct pci_dev *pdev); 1525 bool amdgpu_device_load_pci_state(struct pci_dev *pdev); 1526 1527 bool amdgpu_device_skip_hw_access(struct amdgpu_device *adev); 1528 1529 int amdgpu_device_set_cg_state(struct amdgpu_device *adev, 1530 enum amd_clockgating_state state); 1531 int amdgpu_device_set_pg_state(struct amdgpu_device *adev, 1532 enum amd_powergating_state state); 1533 1534 static inline bool amdgpu_device_has_timeouts_enabled(struct amdgpu_device *adev) 1535 { 1536 return amdgpu_gpu_recovery != 0 && 1537 adev->gfx_timeout != MAX_SCHEDULE_TIMEOUT && 1538 adev->compute_timeout != MAX_SCHEDULE_TIMEOUT && 1539 adev->sdma_timeout != MAX_SCHEDULE_TIMEOUT && 1540 adev->video_timeout != MAX_SCHEDULE_TIMEOUT; 1541 } 1542 1543 #include "amdgpu_object.h" 1544 1545 static inline bool amdgpu_is_tmz(struct amdgpu_device *adev) 1546 { 1547 return adev->gmc.tmz_enabled; 1548 } 1549 1550 int amdgpu_in_reset(struct amdgpu_device *adev); 1551 1552 extern const struct attribute_group amdgpu_vram_mgr_attr_group; 1553 extern const struct attribute_group amdgpu_gtt_mgr_attr_group; 1554 extern const struct attribute_group amdgpu_flash_attr_group; 1555 1556 #endif 1557