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 #include <linux/aer.h> 54 55 #include <drm/ttm/ttm_bo.h> 56 #include <drm/ttm/ttm_placement.h> 57 #include <drm/ttm/ttm_execbuf_util.h> 58 59 #include <drm/amdgpu_drm.h> 60 #include <drm/drm_gem.h> 61 #include <drm/drm_ioctl.h> 62 63 #include <kgd_kfd_interface.h> 64 #include "dm_pp_interface.h" 65 #include "kgd_pp_interface.h" 66 67 #include "amd_shared.h" 68 #include "amdgpu_mode.h" 69 #include "amdgpu_ih.h" 70 #include "amdgpu_irq.h" 71 #include "amdgpu_ucode.h" 72 #include "amdgpu_ttm.h" 73 #include "amdgpu_psp.h" 74 #include "amdgpu_gds.h" 75 #include "amdgpu_sync.h" 76 #include "amdgpu_ring.h" 77 #include "amdgpu_vm.h" 78 #include "amdgpu_dpm.h" 79 #include "amdgpu_acp.h" 80 #include "amdgpu_uvd.h" 81 #include "amdgpu_vce.h" 82 #include "amdgpu_vcn.h" 83 #include "amdgpu_jpeg.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" 111 112 #define MAX_GPU_INSTANCE 16 113 114 struct amdgpu_gpu_instance 115 { 116 struct amdgpu_device *adev; 117 int mgpu_fan_enabled; 118 }; 119 120 struct amdgpu_mgpu_info 121 { 122 struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE]; 123 struct mutex mutex; 124 uint32_t num_gpu; 125 uint32_t num_dgpu; 126 uint32_t num_apu; 127 128 /* delayed reset_func for XGMI configuration if necessary */ 129 struct delayed_work delayed_reset_work; 130 bool pending_reset; 131 }; 132 133 enum amdgpu_ss { 134 AMDGPU_SS_DRV_LOAD, 135 AMDGPU_SS_DEV_D0, 136 AMDGPU_SS_DEV_D3, 137 AMDGPU_SS_DRV_UNLOAD 138 }; 139 140 struct amdgpu_watchdog_timer 141 { 142 bool timeout_fatal_disable; 143 uint32_t period; /* maxCycles = (1 << period), the number of cycles before a timeout */ 144 }; 145 146 #define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH 256 147 148 /* 149 * Modules parameters. 150 */ 151 extern int amdgpu_modeset; 152 extern unsigned int amdgpu_vram_limit; 153 extern int amdgpu_vis_vram_limit; 154 extern int amdgpu_gart_size; 155 extern int amdgpu_gtt_size; 156 extern int amdgpu_moverate; 157 extern int amdgpu_audio; 158 extern int amdgpu_disp_priority; 159 extern int amdgpu_hw_i2c; 160 extern int amdgpu_pcie_gen2; 161 extern int amdgpu_msi; 162 extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH]; 163 extern int amdgpu_dpm; 164 extern int amdgpu_fw_load_type; 165 extern int amdgpu_aspm; 166 extern int amdgpu_runtime_pm; 167 extern uint amdgpu_ip_block_mask; 168 extern int amdgpu_bapm; 169 extern int amdgpu_deep_color; 170 extern int amdgpu_vm_size; 171 extern int amdgpu_vm_block_size; 172 extern int amdgpu_vm_fragment_size; 173 extern int amdgpu_vm_fault_stop; 174 extern int amdgpu_vm_debug; 175 extern int amdgpu_vm_update_mode; 176 extern int amdgpu_exp_hw_support; 177 extern int amdgpu_dc; 178 extern int amdgpu_sched_jobs; 179 extern int amdgpu_sched_hw_submission; 180 extern uint amdgpu_pcie_gen_cap; 181 extern uint amdgpu_pcie_lane_cap; 182 extern u64 amdgpu_cg_mask; 183 extern uint amdgpu_pg_mask; 184 extern uint amdgpu_sdma_phase_quantum; 185 extern char *amdgpu_disable_cu; 186 extern char *amdgpu_virtual_display; 187 extern uint amdgpu_pp_feature_mask; 188 extern uint amdgpu_force_long_training; 189 extern int amdgpu_job_hang_limit; 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_freesync_vid_mode; 198 extern uint amdgpu_dc_debug_mask; 199 extern uint amdgpu_dc_visual_confirm; 200 extern uint amdgpu_dm_abm_level; 201 extern int amdgpu_backlight; 202 extern struct amdgpu_mgpu_info mgpu_info; 203 extern int amdgpu_ras_enable; 204 extern uint amdgpu_ras_mask; 205 extern int amdgpu_bad_page_threshold; 206 extern bool amdgpu_ignore_bad_page_threshold; 207 extern struct amdgpu_watchdog_timer amdgpu_watchdog_timer; 208 extern int amdgpu_async_gfx_ring; 209 extern int amdgpu_mcbp; 210 extern int amdgpu_discovery; 211 extern int amdgpu_mes; 212 extern int amdgpu_mes_kiq; 213 extern int amdgpu_noretry; 214 extern int amdgpu_force_asic_type; 215 extern int amdgpu_smartshift_bias; 216 extern int amdgpu_use_xgmi_p2p; 217 #ifdef CONFIG_HSA_AMD 218 extern int sched_policy; 219 extern bool debug_evictions; 220 extern bool no_system_mem_limit; 221 extern int halt_if_hws_hang; 222 #else 223 static const int __maybe_unused sched_policy = KFD_SCHED_POLICY_HWS; 224 static const bool __maybe_unused debug_evictions; /* = false */ 225 static const bool __maybe_unused no_system_mem_limit; 226 static const int __maybe_unused halt_if_hws_hang; 227 #endif 228 #ifdef CONFIG_HSA_AMD_P2P 229 extern bool pcie_p2p; 230 #endif 231 232 extern int amdgpu_tmz; 233 extern int amdgpu_reset_method; 234 235 #ifdef CONFIG_DRM_AMDGPU_SI 236 extern int amdgpu_si_support; 237 #endif 238 #ifdef CONFIG_DRM_AMDGPU_CIK 239 extern int amdgpu_cik_support; 240 #endif 241 extern int amdgpu_num_kcq; 242 243 #define AMDGPU_VCNFW_LOG_SIZE (32 * 1024) 244 extern int amdgpu_vcnfw_log; 245 extern int amdgpu_sg_display; 246 247 #define AMDGPU_VM_MAX_NUM_CTX 4096 248 #define AMDGPU_SG_THRESHOLD (256*1024*1024) 249 #define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */ 250 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000 251 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */ 252 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2) 253 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32 254 #define AMDGPUFB_CONN_LIMIT 4 255 #define AMDGPU_BIOS_NUM_SCRATCH 16 256 257 #define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */ 258 259 /* hard reset data */ 260 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b 261 262 /* reset flags */ 263 #define AMDGPU_RESET_GFX (1 << 0) 264 #define AMDGPU_RESET_COMPUTE (1 << 1) 265 #define AMDGPU_RESET_DMA (1 << 2) 266 #define AMDGPU_RESET_CP (1 << 3) 267 #define AMDGPU_RESET_GRBM (1 << 4) 268 #define AMDGPU_RESET_DMA1 (1 << 5) 269 #define AMDGPU_RESET_RLC (1 << 6) 270 #define AMDGPU_RESET_SEM (1 << 7) 271 #define AMDGPU_RESET_IH (1 << 8) 272 #define AMDGPU_RESET_VMC (1 << 9) 273 #define AMDGPU_RESET_MC (1 << 10) 274 #define AMDGPU_RESET_DISPLAY (1 << 11) 275 #define AMDGPU_RESET_UVD (1 << 12) 276 #define AMDGPU_RESET_VCE (1 << 13) 277 #define AMDGPU_RESET_VCE1 (1 << 14) 278 279 /* max cursor sizes (in pixels) */ 280 #define CIK_CURSOR_WIDTH 128 281 #define CIK_CURSOR_HEIGHT 128 282 283 /* smart shift bias level limits */ 284 #define AMDGPU_SMARTSHIFT_MAX_BIAS (100) 285 #define AMDGPU_SMARTSHIFT_MIN_BIAS (-100) 286 287 struct amdgpu_device; 288 struct amdgpu_irq_src; 289 struct amdgpu_fpriv; 290 struct amdgpu_bo_va_mapping; 291 struct kfd_vm_fault_info; 292 struct amdgpu_hive_info; 293 struct amdgpu_reset_context; 294 struct amdgpu_reset_control; 295 296 enum amdgpu_cp_irq { 297 AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0, 298 AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP, 299 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP, 300 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP, 301 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP, 302 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP, 303 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP, 304 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP, 305 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP, 306 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP, 307 308 AMDGPU_CP_IRQ_LAST 309 }; 310 311 enum amdgpu_thermal_irq { 312 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0, 313 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW, 314 315 AMDGPU_THERMAL_IRQ_LAST 316 }; 317 318 enum amdgpu_kiq_irq { 319 AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0, 320 AMDGPU_CP_KIQ_IRQ_LAST 321 }; 322 #define SRIOV_USEC_TIMEOUT 1200000 /* wait 12 * 100ms for SRIOV */ 323 #define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */ 324 #define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */ 325 #define MAX_KIQ_REG_TRY 1000 326 327 int amdgpu_device_ip_set_clockgating_state(void *dev, 328 enum amd_ip_block_type block_type, 329 enum amd_clockgating_state state); 330 int amdgpu_device_ip_set_powergating_state(void *dev, 331 enum amd_ip_block_type block_type, 332 enum amd_powergating_state state); 333 void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev, 334 u64 *flags); 335 int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev, 336 enum amd_ip_block_type block_type); 337 bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev, 338 enum amd_ip_block_type block_type); 339 340 #define AMDGPU_MAX_IP_NUM 16 341 342 struct amdgpu_ip_block_status { 343 bool valid; 344 bool sw; 345 bool hw; 346 bool late_initialized; 347 bool hang; 348 }; 349 350 struct amdgpu_ip_block_version { 351 const enum amd_ip_block_type type; 352 const u32 major; 353 const u32 minor; 354 const u32 rev; 355 const struct amd_ip_funcs *funcs; 356 }; 357 358 #define HW_REV(_Major, _Minor, _Rev) \ 359 ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev))) 360 361 struct amdgpu_ip_block { 362 struct amdgpu_ip_block_status status; 363 const struct amdgpu_ip_block_version *version; 364 }; 365 366 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev, 367 enum amd_ip_block_type type, 368 u32 major, u32 minor); 369 370 struct amdgpu_ip_block * 371 amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev, 372 enum amd_ip_block_type type); 373 374 int amdgpu_device_ip_block_add(struct amdgpu_device *adev, 375 const struct amdgpu_ip_block_version *ip_block_version); 376 377 /* 378 * BIOS. 379 */ 380 bool amdgpu_get_bios(struct amdgpu_device *adev); 381 bool amdgpu_read_bios(struct amdgpu_device *adev); 382 bool amdgpu_soc15_read_bios_from_rom(struct amdgpu_device *adev, 383 u8 *bios, u32 length_bytes); 384 /* 385 * Clocks 386 */ 387 388 #define AMDGPU_MAX_PPLL 3 389 390 struct amdgpu_clock { 391 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL]; 392 struct amdgpu_pll spll; 393 struct amdgpu_pll mpll; 394 /* 10 Khz units */ 395 uint32_t default_mclk; 396 uint32_t default_sclk; 397 uint32_t default_dispclk; 398 uint32_t current_dispclk; 399 uint32_t dp_extclk; 400 uint32_t max_pixel_clock; 401 }; 402 403 /* sub-allocation manager, it has to be protected by another lock. 404 * By conception this is an helper for other part of the driver 405 * like the indirect buffer or semaphore, which both have their 406 * locking. 407 * 408 * Principe is simple, we keep a list of sub allocation in offset 409 * order (first entry has offset == 0, last entry has the highest 410 * offset). 411 * 412 * When allocating new object we first check if there is room at 413 * the end total_size - (last_object_offset + last_object_size) >= 414 * alloc_size. If so we allocate new object there. 415 * 416 * When there is not enough room at the end, we start waiting for 417 * each sub object until we reach object_offset+object_size >= 418 * alloc_size, this object then become the sub object we return. 419 * 420 * Alignment can't be bigger than page size. 421 * 422 * Hole are not considered for allocation to keep things simple. 423 * Assumption is that there won't be hole (all object on same 424 * alignment). 425 */ 426 427 #define AMDGPU_SA_NUM_FENCE_LISTS 32 428 429 struct amdgpu_sa_manager { 430 wait_queue_head_t wq; 431 struct amdgpu_bo *bo; 432 struct list_head *hole; 433 struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS]; 434 struct list_head olist; 435 unsigned size; 436 uint64_t gpu_addr; 437 void *cpu_ptr; 438 uint32_t domain; 439 uint32_t align; 440 }; 441 442 /* sub-allocation buffer */ 443 struct amdgpu_sa_bo { 444 struct list_head olist; 445 struct list_head flist; 446 struct amdgpu_sa_manager *manager; 447 unsigned soffset; 448 unsigned eoffset; 449 struct dma_fence *fence; 450 }; 451 452 int amdgpu_fence_slab_init(void); 453 void amdgpu_fence_slab_fini(void); 454 455 /* 456 * IRQS. 457 */ 458 459 struct amdgpu_flip_work { 460 struct delayed_work flip_work; 461 struct work_struct unpin_work; 462 struct amdgpu_device *adev; 463 int crtc_id; 464 u32 target_vblank; 465 uint64_t base; 466 struct drm_pending_vblank_event *event; 467 struct amdgpu_bo *old_abo; 468 unsigned shared_count; 469 struct dma_fence **shared; 470 struct dma_fence_cb cb; 471 bool async; 472 }; 473 474 475 /* 476 * file private structure 477 */ 478 479 struct amdgpu_fpriv { 480 struct amdgpu_vm vm; 481 struct amdgpu_bo_va *prt_va; 482 struct amdgpu_bo_va *csa_va; 483 struct mutex bo_list_lock; 484 struct idr bo_list_handles; 485 struct amdgpu_ctx_mgr ctx_mgr; 486 }; 487 488 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv); 489 490 /* 491 * Writeback 492 */ 493 #define AMDGPU_MAX_WB 256 /* Reserve at most 256 WB slots for amdgpu-owned rings. */ 494 495 struct amdgpu_wb { 496 struct amdgpu_bo *wb_obj; 497 volatile uint32_t *wb; 498 uint64_t gpu_addr; 499 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */ 500 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)]; 501 }; 502 503 int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb); 504 void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb); 505 506 /* 507 * Benchmarking 508 */ 509 int amdgpu_benchmark(struct amdgpu_device *adev, int test_number); 510 511 /* 512 * ASIC specific register table accessible by UMD 513 */ 514 struct amdgpu_allowed_register_entry { 515 uint32_t reg_offset; 516 bool grbm_indexed; 517 }; 518 519 enum amd_reset_method { 520 AMD_RESET_METHOD_NONE = -1, 521 AMD_RESET_METHOD_LEGACY = 0, 522 AMD_RESET_METHOD_MODE0, 523 AMD_RESET_METHOD_MODE1, 524 AMD_RESET_METHOD_MODE2, 525 AMD_RESET_METHOD_BACO, 526 AMD_RESET_METHOD_PCI, 527 }; 528 529 struct amdgpu_video_codec_info { 530 u32 codec_type; 531 u32 max_width; 532 u32 max_height; 533 u32 max_pixels_per_frame; 534 u32 max_level; 535 }; 536 537 #define codec_info_build(type, width, height, level) \ 538 .codec_type = type,\ 539 .max_width = width,\ 540 .max_height = height,\ 541 .max_pixels_per_frame = height * width,\ 542 .max_level = level, 543 544 struct amdgpu_video_codecs { 545 const u32 codec_count; 546 const struct amdgpu_video_codec_info *codec_array; 547 }; 548 549 /* 550 * ASIC specific functions. 551 */ 552 struct amdgpu_asic_funcs { 553 bool (*read_disabled_bios)(struct amdgpu_device *adev); 554 bool (*read_bios_from_rom)(struct amdgpu_device *adev, 555 u8 *bios, u32 length_bytes); 556 int (*read_register)(struct amdgpu_device *adev, u32 se_num, 557 u32 sh_num, u32 reg_offset, u32 *value); 558 void (*set_vga_state)(struct amdgpu_device *adev, bool state); 559 int (*reset)(struct amdgpu_device *adev); 560 enum amd_reset_method (*reset_method)(struct amdgpu_device *adev); 561 /* get the reference clock */ 562 u32 (*get_xclk)(struct amdgpu_device *adev); 563 /* MM block clocks */ 564 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk); 565 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk); 566 /* static power management */ 567 int (*get_pcie_lanes)(struct amdgpu_device *adev); 568 void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes); 569 /* get config memsize register */ 570 u32 (*get_config_memsize)(struct amdgpu_device *adev); 571 /* flush hdp write queue */ 572 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring); 573 /* invalidate hdp read cache */ 574 void (*invalidate_hdp)(struct amdgpu_device *adev, 575 struct amdgpu_ring *ring); 576 /* check if the asic needs a full reset of if soft reset will work */ 577 bool (*need_full_reset)(struct amdgpu_device *adev); 578 /* initialize doorbell layout for specific asic*/ 579 void (*init_doorbell_index)(struct amdgpu_device *adev); 580 /* PCIe bandwidth usage */ 581 void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0, 582 uint64_t *count1); 583 /* do we need to reset the asic at init time (e.g., kexec) */ 584 bool (*need_reset_on_init)(struct amdgpu_device *adev); 585 /* PCIe replay counter */ 586 uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev); 587 /* device supports BACO */ 588 bool (*supports_baco)(struct amdgpu_device *adev); 589 /* pre asic_init quirks */ 590 void (*pre_asic_init)(struct amdgpu_device *adev); 591 /* enter/exit umd stable pstate */ 592 int (*update_umd_stable_pstate)(struct amdgpu_device *adev, bool enter); 593 /* query video codecs */ 594 int (*query_video_codecs)(struct amdgpu_device *adev, bool encode, 595 const struct amdgpu_video_codecs **codecs); 596 }; 597 598 /* 599 * IOCTL. 600 */ 601 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data, 602 struct drm_file *filp); 603 604 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); 605 int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data, 606 struct drm_file *filp); 607 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); 608 int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data, 609 struct drm_file *filp); 610 611 /* VRAM scratch page for HDP bug, default vram page */ 612 struct amdgpu_mem_scratch { 613 struct amdgpu_bo *robj; 614 volatile uint32_t *ptr; 615 u64 gpu_addr; 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 uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t); 631 typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_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 DF_HWIP, 665 DCE_HWIP, 666 OSSSYS_HWIP, 667 SMUIO_HWIP, 668 PWR_HWIP, 669 NBIF_HWIP, 670 THM_HWIP, 671 CLK_HWIP, 672 UMC_HWIP, 673 RSMU_HWIP, 674 XGMI_HWIP, 675 DCI_HWIP, 676 PCIE_HWIP, 677 MAX_HWIP 678 }; 679 680 #define HWIP_MAX_INSTANCE 28 681 682 #define HW_ID_MAX 300 683 #define IP_VERSION(mj, mn, rv) (((mj) << 16) | ((mn) << 8) | (rv)) 684 #define IP_VERSION_MAJ(ver) ((ver) >> 16) 685 #define IP_VERSION_MIN(ver) (((ver) >> 8) & 0xFF) 686 #define IP_VERSION_REV(ver) ((ver) & 0xFF) 687 688 struct amd_powerplay { 689 void *pp_handle; 690 const struct amd_pm_funcs *pp_funcs; 691 }; 692 693 struct ip_discovery_top; 694 695 /* polaris10 kickers */ 696 #define ASICID_IS_P20(did, rid) (((did == 0x67DF) && \ 697 ((rid == 0xE3) || \ 698 (rid == 0xE4) || \ 699 (rid == 0xE5) || \ 700 (rid == 0xE7) || \ 701 (rid == 0xEF))) || \ 702 ((did == 0x6FDF) && \ 703 ((rid == 0xE7) || \ 704 (rid == 0xEF) || \ 705 (rid == 0xFF)))) 706 707 #define ASICID_IS_P30(did, rid) ((did == 0x67DF) && \ 708 ((rid == 0xE1) || \ 709 (rid == 0xF7))) 710 711 /* polaris11 kickers */ 712 #define ASICID_IS_P21(did, rid) (((did == 0x67EF) && \ 713 ((rid == 0xE0) || \ 714 (rid == 0xE5))) || \ 715 ((did == 0x67FF) && \ 716 ((rid == 0xCF) || \ 717 (rid == 0xEF) || \ 718 (rid == 0xFF)))) 719 720 #define ASICID_IS_P31(did, rid) ((did == 0x67EF) && \ 721 ((rid == 0xE2))) 722 723 /* polaris12 kickers */ 724 #define ASICID_IS_P23(did, rid) (((did == 0x6987) && \ 725 ((rid == 0xC0) || \ 726 (rid == 0xC1) || \ 727 (rid == 0xC3) || \ 728 (rid == 0xC7))) || \ 729 ((did == 0x6981) && \ 730 ((rid == 0x00) || \ 731 (rid == 0x01) || \ 732 (rid == 0x10)))) 733 734 struct amdgpu_mqd_prop { 735 uint64_t mqd_gpu_addr; 736 uint64_t hqd_base_gpu_addr; 737 uint64_t rptr_gpu_addr; 738 uint64_t wptr_gpu_addr; 739 uint32_t queue_size; 740 bool use_doorbell; 741 uint32_t doorbell_index; 742 uint64_t eop_gpu_addr; 743 uint32_t hqd_pipe_priority; 744 uint32_t hqd_queue_priority; 745 bool hqd_active; 746 }; 747 748 struct amdgpu_mqd { 749 unsigned mqd_size; 750 int (*init_mqd)(struct amdgpu_device *adev, void *mqd, 751 struct amdgpu_mqd_prop *p); 752 }; 753 754 #define AMDGPU_RESET_MAGIC_NUM 64 755 #define AMDGPU_MAX_DF_PERFMONS 4 756 #define AMDGPU_PRODUCT_NAME_LEN 64 757 struct amdgpu_reset_domain; 758 759 /* 760 * Non-zero (true) if the GPU has VRAM. Zero (false) otherwise. 761 */ 762 #define AMDGPU_HAS_VRAM(_adev) ((_adev)->gmc.real_vram_size) 763 764 struct amdgpu_device { 765 struct device *dev; 766 struct pci_dev *pdev; 767 struct drm_device ddev; 768 769 #ifdef CONFIG_DRM_AMD_ACP 770 struct amdgpu_acp acp; 771 #endif 772 struct amdgpu_hive_info *hive; 773 /* ASIC */ 774 enum amd_asic_type asic_type; 775 uint32_t family; 776 uint32_t rev_id; 777 uint32_t external_rev_id; 778 unsigned long flags; 779 unsigned long apu_flags; 780 int usec_timeout; 781 const struct amdgpu_asic_funcs *asic_funcs; 782 bool shutdown; 783 bool need_swiotlb; 784 bool accel_working; 785 struct notifier_block acpi_nb; 786 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS]; 787 struct debugfs_blob_wrapper debugfs_vbios_blob; 788 struct debugfs_blob_wrapper debugfs_discovery_blob; 789 struct mutex srbm_mutex; 790 /* GRBM index mutex. Protects concurrent access to GRBM index */ 791 struct mutex grbm_idx_mutex; 792 struct dev_pm_domain vga_pm_domain; 793 bool have_disp_power_ref; 794 bool have_atomics_support; 795 796 /* BIOS */ 797 bool is_atom_fw; 798 uint8_t *bios; 799 uint32_t bios_size; 800 uint32_t bios_scratch_reg_offset; 801 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH]; 802 803 /* Register/doorbell mmio */ 804 resource_size_t rmmio_base; 805 resource_size_t rmmio_size; 806 void __iomem *rmmio; 807 /* protects concurrent MM_INDEX/DATA based register access */ 808 spinlock_t mmio_idx_lock; 809 struct amdgpu_mmio_remap rmmio_remap; 810 /* protects concurrent SMC based register access */ 811 spinlock_t smc_idx_lock; 812 amdgpu_rreg_t smc_rreg; 813 amdgpu_wreg_t smc_wreg; 814 /* protects concurrent PCIE register access */ 815 spinlock_t pcie_idx_lock; 816 amdgpu_rreg_t pcie_rreg; 817 amdgpu_wreg_t pcie_wreg; 818 amdgpu_rreg_t pciep_rreg; 819 amdgpu_wreg_t pciep_wreg; 820 amdgpu_rreg64_t pcie_rreg64; 821 amdgpu_wreg64_t pcie_wreg64; 822 /* protects concurrent UVD register access */ 823 spinlock_t uvd_ctx_idx_lock; 824 amdgpu_rreg_t uvd_ctx_rreg; 825 amdgpu_wreg_t uvd_ctx_wreg; 826 /* protects concurrent DIDT register access */ 827 spinlock_t didt_idx_lock; 828 amdgpu_rreg_t didt_rreg; 829 amdgpu_wreg_t didt_wreg; 830 /* protects concurrent gc_cac register access */ 831 spinlock_t gc_cac_idx_lock; 832 amdgpu_rreg_t gc_cac_rreg; 833 amdgpu_wreg_t gc_cac_wreg; 834 /* protects concurrent se_cac register access */ 835 spinlock_t se_cac_idx_lock; 836 amdgpu_rreg_t se_cac_rreg; 837 amdgpu_wreg_t se_cac_wreg; 838 /* protects concurrent ENDPOINT (audio) register access */ 839 spinlock_t audio_endpt_idx_lock; 840 amdgpu_block_rreg_t audio_endpt_rreg; 841 amdgpu_block_wreg_t audio_endpt_wreg; 842 struct amdgpu_doorbell doorbell; 843 844 /* clock/pll info */ 845 struct amdgpu_clock clock; 846 847 /* MC */ 848 struct amdgpu_gmc gmc; 849 struct amdgpu_gart gart; 850 dma_addr_t dummy_page_addr; 851 struct amdgpu_vm_manager vm_manager; 852 struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS]; 853 unsigned num_vmhubs; 854 855 /* memory management */ 856 struct amdgpu_mman mman; 857 struct amdgpu_mem_scratch mem_scratch; 858 struct amdgpu_wb wb; 859 atomic64_t num_bytes_moved; 860 atomic64_t num_evictions; 861 atomic64_t num_vram_cpu_page_faults; 862 atomic_t gpu_reset_counter; 863 atomic_t vram_lost_counter; 864 865 /* data for buffer migration throttling */ 866 struct { 867 spinlock_t lock; 868 s64 last_update_us; 869 s64 accum_us; /* accumulated microseconds */ 870 s64 accum_us_vis; /* for visible VRAM */ 871 u32 log2_max_MBps; 872 } mm_stats; 873 874 /* display */ 875 bool enable_virtual_display; 876 struct amdgpu_vkms_output *amdgpu_vkms_output; 877 struct amdgpu_mode_info mode_info; 878 /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */ 879 struct delayed_work hotplug_work; 880 struct amdgpu_irq_src crtc_irq; 881 struct amdgpu_irq_src vline0_irq; 882 struct amdgpu_irq_src vupdate_irq; 883 struct amdgpu_irq_src pageflip_irq; 884 struct amdgpu_irq_src hpd_irq; 885 struct amdgpu_irq_src dmub_trace_irq; 886 struct amdgpu_irq_src dmub_outbox_irq; 887 888 /* rings */ 889 u64 fence_context; 890 unsigned num_rings; 891 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS]; 892 struct dma_fence __rcu *gang_submit; 893 bool ib_pool_ready; 894 struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX]; 895 struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX]; 896 897 /* interrupts */ 898 struct amdgpu_irq irq; 899 900 /* powerplay */ 901 struct amd_powerplay powerplay; 902 struct amdgpu_pm pm; 903 u64 cg_flags; 904 u32 pg_flags; 905 906 /* nbio */ 907 struct amdgpu_nbio nbio; 908 909 /* hdp */ 910 struct amdgpu_hdp hdp; 911 912 /* smuio */ 913 struct amdgpu_smuio smuio; 914 915 /* mmhub */ 916 struct amdgpu_mmhub mmhub; 917 918 /* gfxhub */ 919 struct amdgpu_gfxhub gfxhub; 920 921 /* gfx */ 922 struct amdgpu_gfx gfx; 923 924 /* sdma */ 925 struct amdgpu_sdma sdma; 926 927 /* lsdma */ 928 struct amdgpu_lsdma lsdma; 929 930 /* uvd */ 931 struct amdgpu_uvd uvd; 932 933 /* vce */ 934 struct amdgpu_vce vce; 935 936 /* vcn */ 937 struct amdgpu_vcn vcn; 938 939 /* jpeg */ 940 struct amdgpu_jpeg jpeg; 941 942 /* firmwares */ 943 struct amdgpu_firmware firmware; 944 945 /* PSP */ 946 struct psp_context psp; 947 948 /* GDS */ 949 struct amdgpu_gds gds; 950 951 /* KFD */ 952 struct amdgpu_kfd_dev kfd; 953 954 /* UMC */ 955 struct amdgpu_umc umc; 956 957 /* display related functionality */ 958 struct amdgpu_display_manager dm; 959 960 /* mes */ 961 bool enable_mes; 962 bool enable_mes_kiq; 963 struct amdgpu_mes mes; 964 struct amdgpu_mqd mqds[AMDGPU_HW_IP_NUM]; 965 966 /* df */ 967 struct amdgpu_df df; 968 969 /* MCA */ 970 struct amdgpu_mca mca; 971 972 struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM]; 973 uint32_t harvest_ip_mask; 974 int num_ip_blocks; 975 struct mutex mn_lock; 976 DECLARE_HASHTABLE(mn_hash, 7); 977 978 /* tracking pinned memory */ 979 atomic64_t vram_pin_size; 980 atomic64_t visible_pin_size; 981 atomic64_t gart_pin_size; 982 983 /* soc15 register offset based on ip, instance and segment */ 984 uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE]; 985 986 /* delayed work_func for deferring clockgating during resume */ 987 struct delayed_work delayed_init_work; 988 989 struct amdgpu_virt virt; 990 991 /* link all shadow bo */ 992 struct list_head shadow_list; 993 struct mutex shadow_list_lock; 994 995 /* record hw reset is performed */ 996 bool has_hw_reset; 997 u8 reset_magic[AMDGPU_RESET_MAGIC_NUM]; 998 999 /* s3/s4 mask */ 1000 bool in_suspend; 1001 bool in_s3; 1002 bool in_s4; 1003 bool in_s0ix; 1004 1005 enum pp_mp1_state mp1_state; 1006 struct amdgpu_doorbell_index doorbell_index; 1007 1008 struct mutex notifier_lock; 1009 1010 int asic_reset_res; 1011 struct work_struct xgmi_reset_work; 1012 struct list_head reset_list; 1013 1014 long gfx_timeout; 1015 long sdma_timeout; 1016 long video_timeout; 1017 long compute_timeout; 1018 1019 uint64_t unique_id; 1020 uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS]; 1021 1022 /* enable runtime pm on the device */ 1023 bool in_runpm; 1024 bool has_pr3; 1025 1026 bool pm_sysfs_en; 1027 bool ucode_sysfs_en; 1028 bool psp_sysfs_en; 1029 1030 /* Chip product information */ 1031 char product_number[20]; 1032 char product_name[AMDGPU_PRODUCT_NAME_LEN]; 1033 char serial[20]; 1034 1035 atomic_t throttling_logging_enabled; 1036 struct ratelimit_state throttling_logging_rs; 1037 uint32_t ras_hw_enabled; 1038 uint32_t ras_enabled; 1039 1040 bool no_hw_access; 1041 struct pci_saved_state *pci_state; 1042 pci_channel_state_t pci_channel_state; 1043 1044 struct amdgpu_reset_control *reset_cntl; 1045 uint32_t ip_versions[MAX_HWIP][HWIP_MAX_INSTANCE]; 1046 1047 bool ram_is_direct_mapped; 1048 1049 struct list_head ras_list; 1050 1051 struct ip_discovery_top *ip_top; 1052 1053 struct amdgpu_reset_domain *reset_domain; 1054 1055 struct mutex benchmark_mutex; 1056 1057 /* reset dump register */ 1058 uint32_t *reset_dump_reg_list; 1059 uint32_t *reset_dump_reg_value; 1060 int num_regs; 1061 #ifdef CONFIG_DEV_COREDUMP 1062 struct amdgpu_task_info reset_task_info; 1063 bool reset_vram_lost; 1064 struct timespec64 reset_time; 1065 #endif 1066 1067 bool scpm_enabled; 1068 uint32_t scpm_status; 1069 1070 struct work_struct reset_work; 1071 1072 bool job_hang; 1073 bool dc_enabled; 1074 }; 1075 1076 static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev) 1077 { 1078 return container_of(ddev, struct amdgpu_device, ddev); 1079 } 1080 1081 static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev) 1082 { 1083 return &adev->ddev; 1084 } 1085 1086 static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_device *bdev) 1087 { 1088 return container_of(bdev, struct amdgpu_device, mman.bdev); 1089 } 1090 1091 int amdgpu_device_init(struct amdgpu_device *adev, 1092 uint32_t flags); 1093 void amdgpu_device_fini_hw(struct amdgpu_device *adev); 1094 void amdgpu_device_fini_sw(struct amdgpu_device *adev); 1095 1096 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev); 1097 1098 void amdgpu_device_mm_access(struct amdgpu_device *adev, loff_t pos, 1099 void *buf, size_t size, bool write); 1100 size_t amdgpu_device_aper_access(struct amdgpu_device *adev, loff_t pos, 1101 void *buf, size_t size, bool write); 1102 1103 void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos, 1104 void *buf, size_t size, bool write); 1105 uint32_t amdgpu_device_rreg(struct amdgpu_device *adev, 1106 uint32_t reg, uint32_t acc_flags); 1107 void amdgpu_device_wreg(struct amdgpu_device *adev, 1108 uint32_t reg, uint32_t v, 1109 uint32_t acc_flags); 1110 void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev, 1111 uint32_t reg, uint32_t v); 1112 void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value); 1113 uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset); 1114 1115 u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev, 1116 u32 pcie_index, u32 pcie_data, 1117 u32 reg_addr); 1118 u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev, 1119 u32 pcie_index, u32 pcie_data, 1120 u32 reg_addr); 1121 void amdgpu_device_indirect_wreg(struct amdgpu_device *adev, 1122 u32 pcie_index, u32 pcie_data, 1123 u32 reg_addr, u32 reg_data); 1124 void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev, 1125 u32 pcie_index, u32 pcie_data, 1126 u32 reg_addr, u64 reg_data); 1127 1128 bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type); 1129 bool amdgpu_device_has_dc_support(struct amdgpu_device *adev); 1130 1131 void amdgpu_device_set_sriov_virtual_display(struct amdgpu_device *adev); 1132 1133 int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev, 1134 struct amdgpu_reset_context *reset_context); 1135 1136 int amdgpu_do_asic_reset(struct list_head *device_list_handle, 1137 struct amdgpu_reset_context *reset_context); 1138 1139 int emu_soc_asic_init(struct amdgpu_device *adev); 1140 1141 /* 1142 * Registers read & write functions. 1143 */ 1144 #define AMDGPU_REGS_NO_KIQ (1<<1) 1145 #define AMDGPU_REGS_RLC (1<<2) 1146 1147 #define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ) 1148 #define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ) 1149 1150 #define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg)) 1151 #define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v)) 1152 1153 #define RREG8(reg) amdgpu_mm_rreg8(adev, (reg)) 1154 #define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v)) 1155 1156 #define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0) 1157 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0)) 1158 #define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0) 1159 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 1160 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) 1161 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg)) 1162 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v)) 1163 #define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg)) 1164 #define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v)) 1165 #define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg)) 1166 #define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v)) 1167 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg)) 1168 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v)) 1169 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg)) 1170 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v)) 1171 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg)) 1172 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v)) 1173 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg)) 1174 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v)) 1175 #define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg)) 1176 #define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v)) 1177 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg)) 1178 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v)) 1179 #define WREG32_P(reg, val, mask) \ 1180 do { \ 1181 uint32_t tmp_ = RREG32(reg); \ 1182 tmp_ &= (mask); \ 1183 tmp_ |= ((val) & ~(mask)); \ 1184 WREG32(reg, tmp_); \ 1185 } while (0) 1186 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and) 1187 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or)) 1188 #define WREG32_PLL_P(reg, val, mask) \ 1189 do { \ 1190 uint32_t tmp_ = RREG32_PLL(reg); \ 1191 tmp_ &= (mask); \ 1192 tmp_ |= ((val) & ~(mask)); \ 1193 WREG32_PLL(reg, tmp_); \ 1194 } while (0) 1195 1196 #define WREG32_SMC_P(_Reg, _Val, _Mask) \ 1197 do { \ 1198 u32 tmp = RREG32_SMC(_Reg); \ 1199 tmp &= (_Mask); \ 1200 tmp |= ((_Val) & ~(_Mask)); \ 1201 WREG32_SMC(_Reg, tmp); \ 1202 } while (0) 1203 1204 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false)) 1205 1206 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT 1207 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK 1208 1209 #define REG_SET_FIELD(orig_val, reg, field, field_val) \ 1210 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \ 1211 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field)))) 1212 1213 #define REG_GET_FIELD(value, reg, field) \ 1214 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field)) 1215 1216 #define WREG32_FIELD(reg, field, val) \ 1217 WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) 1218 1219 #define WREG32_FIELD_OFFSET(reg, offset, field, val) \ 1220 WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) 1221 1222 /* 1223 * BIOS helpers. 1224 */ 1225 #define RBIOS8(i) (adev->bios[i]) 1226 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8)) 1227 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16)) 1228 1229 /* 1230 * ASICs macro. 1231 */ 1232 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state)) 1233 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev)) 1234 #define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev)) 1235 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev)) 1236 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d)) 1237 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec)) 1238 #define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev)) 1239 #define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l)) 1240 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev)) 1241 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev)) 1242 #define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l)) 1243 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v))) 1244 #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev)) 1245 #define amdgpu_asic_flush_hdp(adev, r) \ 1246 ((adev)->asic_funcs->flush_hdp ? (adev)->asic_funcs->flush_hdp((adev), (r)) : (adev)->hdp.funcs->flush_hdp((adev), (r))) 1247 #define amdgpu_asic_invalidate_hdp(adev, r) \ 1248 ((adev)->asic_funcs->invalidate_hdp ? (adev)->asic_funcs->invalidate_hdp((adev), (r)) : \ 1249 ((adev)->hdp.funcs->invalidate_hdp ? (adev)->hdp.funcs->invalidate_hdp((adev), (r)) : 0)) 1250 #define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev)) 1251 #define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev)) 1252 #define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1))) 1253 #define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev)) 1254 #define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev))) 1255 #define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev)) 1256 #define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev)) 1257 #define amdgpu_asic_update_umd_stable_pstate(adev, enter) \ 1258 ((adev)->asic_funcs->update_umd_stable_pstate ? (adev)->asic_funcs->update_umd_stable_pstate((adev), (enter)) : 0) 1259 #define amdgpu_asic_query_video_codecs(adev, e, c) (adev)->asic_funcs->query_video_codecs((adev), (e), (c)) 1260 1261 #define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter)); 1262 1263 #define MIN(X, Y) ((X) < (Y) ? (X) : (Y)) 1264 1265 /* Common functions */ 1266 bool amdgpu_device_has_job_running(struct amdgpu_device *adev); 1267 bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev); 1268 int amdgpu_device_gpu_recover(struct amdgpu_device *adev, 1269 struct amdgpu_job *job, 1270 struct amdgpu_reset_context *reset_context); 1271 void amdgpu_device_pci_config_reset(struct amdgpu_device *adev); 1272 int amdgpu_device_pci_reset(struct amdgpu_device *adev); 1273 bool amdgpu_device_need_post(struct amdgpu_device *adev); 1274 bool amdgpu_device_should_use_aspm(struct amdgpu_device *adev); 1275 1276 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes, 1277 u64 num_vis_bytes); 1278 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev); 1279 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev, 1280 const u32 *registers, 1281 const u32 array_size); 1282 1283 int amdgpu_device_mode1_reset(struct amdgpu_device *adev); 1284 bool amdgpu_device_supports_atpx(struct drm_device *dev); 1285 bool amdgpu_device_supports_px(struct drm_device *dev); 1286 bool amdgpu_device_supports_boco(struct drm_device *dev); 1287 bool amdgpu_device_supports_smart_shift(struct drm_device *dev); 1288 bool amdgpu_device_supports_baco(struct drm_device *dev); 1289 bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev, 1290 struct amdgpu_device *peer_adev); 1291 int amdgpu_device_baco_enter(struct drm_device *dev); 1292 int amdgpu_device_baco_exit(struct drm_device *dev); 1293 1294 void amdgpu_device_flush_hdp(struct amdgpu_device *adev, 1295 struct amdgpu_ring *ring); 1296 void amdgpu_device_invalidate_hdp(struct amdgpu_device *adev, 1297 struct amdgpu_ring *ring); 1298 1299 void amdgpu_device_halt(struct amdgpu_device *adev); 1300 u32 amdgpu_device_pcie_port_rreg(struct amdgpu_device *adev, 1301 u32 reg); 1302 void amdgpu_device_pcie_port_wreg(struct amdgpu_device *adev, 1303 u32 reg, u32 v); 1304 struct dma_fence *amdgpu_device_switch_gang(struct amdgpu_device *adev, 1305 struct dma_fence *gang); 1306 bool amdgpu_device_has_display_hardware(struct amdgpu_device *adev); 1307 1308 /* atpx handler */ 1309 #if defined(CONFIG_VGA_SWITCHEROO) 1310 void amdgpu_register_atpx_handler(void); 1311 void amdgpu_unregister_atpx_handler(void); 1312 bool amdgpu_has_atpx_dgpu_power_cntl(void); 1313 bool amdgpu_is_atpx_hybrid(void); 1314 bool amdgpu_atpx_dgpu_req_power_for_displays(void); 1315 bool amdgpu_has_atpx(void); 1316 #else 1317 static inline void amdgpu_register_atpx_handler(void) {} 1318 static inline void amdgpu_unregister_atpx_handler(void) {} 1319 static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; } 1320 static inline bool amdgpu_is_atpx_hybrid(void) { return false; } 1321 static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; } 1322 static inline bool amdgpu_has_atpx(void) { return false; } 1323 #endif 1324 1325 #if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI) 1326 void *amdgpu_atpx_get_dhandle(void); 1327 #else 1328 static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; } 1329 #endif 1330 1331 /* 1332 * KMS 1333 */ 1334 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[]; 1335 extern const int amdgpu_max_kms_ioctl; 1336 1337 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags); 1338 void amdgpu_driver_unload_kms(struct drm_device *dev); 1339 void amdgpu_driver_lastclose_kms(struct drm_device *dev); 1340 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv); 1341 void amdgpu_driver_postclose_kms(struct drm_device *dev, 1342 struct drm_file *file_priv); 1343 void amdgpu_driver_release_kms(struct drm_device *dev); 1344 1345 int amdgpu_device_ip_suspend(struct amdgpu_device *adev); 1346 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon); 1347 int amdgpu_device_resume(struct drm_device *dev, bool fbcon); 1348 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc); 1349 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc); 1350 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc); 1351 int amdgpu_info_ioctl(struct drm_device *dev, void *data, 1352 struct drm_file *filp); 1353 1354 /* 1355 * functions used by amdgpu_encoder.c 1356 */ 1357 struct amdgpu_afmt_acr { 1358 u32 clock; 1359 1360 int n_32khz; 1361 int cts_32khz; 1362 1363 int n_44_1khz; 1364 int cts_44_1khz; 1365 1366 int n_48khz; 1367 int cts_48khz; 1368 1369 }; 1370 1371 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock); 1372 1373 /* amdgpu_acpi.c */ 1374 1375 /* ATCS Device/Driver State */ 1376 #define AMDGPU_ATCS_PSC_DEV_STATE_D0 0 1377 #define AMDGPU_ATCS_PSC_DEV_STATE_D3_HOT 3 1378 #define AMDGPU_ATCS_PSC_DRV_STATE_OPR 0 1379 #define AMDGPU_ATCS_PSC_DRV_STATE_NOT_OPR 1 1380 1381 #if defined(CONFIG_ACPI) 1382 int amdgpu_acpi_init(struct amdgpu_device *adev); 1383 void amdgpu_acpi_fini(struct amdgpu_device *adev); 1384 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev); 1385 bool amdgpu_acpi_is_power_shift_control_supported(void); 1386 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev, 1387 u8 perf_req, bool advertise); 1388 int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev, 1389 u8 dev_state, bool drv_state); 1390 int amdgpu_acpi_smart_shift_update(struct drm_device *dev, enum amdgpu_ss ss_state); 1391 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev); 1392 1393 void amdgpu_acpi_get_backlight_caps(struct amdgpu_dm_backlight_caps *caps); 1394 void amdgpu_acpi_detect(void); 1395 #else 1396 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; } 1397 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { } 1398 static inline void amdgpu_acpi_detect(void) { } 1399 static inline bool amdgpu_acpi_is_power_shift_control_supported(void) { return false; } 1400 static inline int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev, 1401 u8 dev_state, bool drv_state) { return 0; } 1402 static inline int amdgpu_acpi_smart_shift_update(struct drm_device *dev, 1403 enum amdgpu_ss ss_state) { return 0; } 1404 #endif 1405 1406 #if defined(CONFIG_ACPI) && defined(CONFIG_SUSPEND) 1407 bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev); 1408 bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev); 1409 bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev); 1410 #else 1411 static inline bool amdgpu_acpi_is_s0ix_active(struct amdgpu_device *adev) { return false; } 1412 static inline bool amdgpu_acpi_should_gpu_reset(struct amdgpu_device *adev) { return false; } 1413 static inline bool amdgpu_acpi_is_s3_active(struct amdgpu_device *adev) { return false; } 1414 #endif 1415 1416 #if defined(CONFIG_DRM_AMD_DC) 1417 int amdgpu_dm_display_resume(struct amdgpu_device *adev ); 1418 #else 1419 static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; } 1420 #endif 1421 1422 1423 void amdgpu_register_gpu_instance(struct amdgpu_device *adev); 1424 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev); 1425 1426 pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev, 1427 pci_channel_state_t state); 1428 pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev); 1429 pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev); 1430 void amdgpu_pci_resume(struct pci_dev *pdev); 1431 1432 bool amdgpu_device_cache_pci_state(struct pci_dev *pdev); 1433 bool amdgpu_device_load_pci_state(struct pci_dev *pdev); 1434 1435 bool amdgpu_device_skip_hw_access(struct amdgpu_device *adev); 1436 1437 int amdgpu_device_set_cg_state(struct amdgpu_device *adev, 1438 enum amd_clockgating_state state); 1439 int amdgpu_device_set_pg_state(struct amdgpu_device *adev, 1440 enum amd_powergating_state state); 1441 1442 static inline bool amdgpu_device_has_timeouts_enabled(struct amdgpu_device *adev) 1443 { 1444 return amdgpu_gpu_recovery != 0 && 1445 adev->gfx_timeout != MAX_SCHEDULE_TIMEOUT && 1446 adev->compute_timeout != MAX_SCHEDULE_TIMEOUT && 1447 adev->sdma_timeout != MAX_SCHEDULE_TIMEOUT && 1448 adev->video_timeout != MAX_SCHEDULE_TIMEOUT; 1449 } 1450 1451 #include "amdgpu_object.h" 1452 1453 static inline bool amdgpu_is_tmz(struct amdgpu_device *adev) 1454 { 1455 return adev->gmc.tmz_enabled; 1456 } 1457 1458 int amdgpu_in_reset(struct amdgpu_device *adev); 1459 1460 #endif 1461